CN213643364U - Faucet water purifier and filtering device for faucet water purifier - Google Patents

Abstract

The utility model provides a leading water purifier and be used for filter equipment of leading water purifier, wherein this leading water purifier includes a control valve and a filter equipment, wherein this control valve is suitable for and is linked together with raw water source, this filter equipment is connected at this control valve, wherein this filter equipment includes a shell and an one-level filter core, wherein this shell of this filter equipment has a first chamber that holds, this one-level filter core is set up this first intracavity that holds of this shell, wherein this shell and this one-level filter core form a raw water passageway that is located between the two, this one-level filter core forms a water purification export, wherein this filter equipment forms a first intercommunication opening and a second intercommunication opening, wherein this first intercommunication opening and this second intercommunication opening are linked together with this raw water passageway respectively.

Description

Faucet water purifier and filtering device for faucet water purifier

Technical Field

The utility model relates to a tap water purifier especially relates to a steerable raw water washes filter core to improve its life's tap water purifier. The utility model discloses still further relate to a filter equipment for leading water purifier.

Background

The water purifier is also called a water purifier, and can purify raw water (such as tap water) according to the requirements of users so as to meet the requirements of people. In many countries, especially in developing countries, with the continuous development of industry and agriculture, the problem of water pollution is more and more serious, and the water source of domestic water for people is also influenced slightly or heavily. In addition, the quality of tap water is affected by the external environment and water supply pipelines. For example, the quality of tap water is affected by excessive sand in the tap water source, aging of the pipe network, poor quality of the tap water pipe, lack of cleaning of the water supply pipe network for a long time, and the like. Thus, tap water in many countries is of poor quality and unsuitable for direct consumption, under the influence of a number of factors. The water purifier can effectively remove impurities such as silt, colloid, rust, bacteria and even heavy metal ions in raw water, thereby improving the quality of domestic water and being increasingly favored by consumers. The existing household water purifying equipment for purifying tap water mainly comprises an under-kitchen ultrafiltration water purifier, an RO membrane water purifier, a faucet water purifier and the like. Among these water purifying apparatuses, the under-kitchen ultrafiltration water purifier, the RO membrane water purifier, and the like are limited in their application fields due to their complicated structures and large volumes. The tap water purifier has the advantages of small volume, convenient installation and disassembly, capability of automatically purifying tap water under the pressure of the tap water without electric energy and the like, and is popular among many consumers. However, the existing faucet water purifier also has a plurality of defects. For example, most faucet water purifiers currently available lack mechanisms or components for flushing the filter element, which is susceptible to clogging after a period of treatment of raw water (e.g., tap water).

SUMMERY OF THE UTILITY MODEL

The utility model has the main advantage of providing a tap water purifier, wherein the utility model discloses tap water purifier's control valve can control raw water (for example, the running water) and wash its filter core (like the one-level filter core) to improve the life of this tap water purifier's one-level filter core. In particular, the tap water purifier can control the raw water to flush the filter element of the tap water purifier in the forward direction. It can be understood that the tap water purifier of the utility model can be directly installed on the tap.

The utility model has the other advantage of providing a tap water purifier, wherein the utility model discloses the purified water that tap water purifier's one-level filter core generated and wash the sewage that produces to the one-level filter core flow through different delivery ports to prevent that the sewage that one-level filter core generated from polluting its purified water export. In other words, the utility model discloses the passageway that the sewage that tap water purifier's one-level filter core generated flows through is independent of the passageway that flows through of the purification water that the one-level filter core generated.

Another advantage of the present invention is to provide a faucet water purifier, wherein the faucet water purifier has a first raw water opening and/or a second raw water opening so that when its filter element is clogged, the customer can use the raw water. Furthermore, the utility model discloses the passageway of flowing through of leading water purifier's raw water is independent of the passageway of flowing through of the sewage that the one-level filter core generated, and both flow out through the delivery port of difference to prevent that the sewage that the one-level filter core generated from polluting its first raw water opening or second raw water opening.

Another advantage of the present invention is to provide a filter device for a faucet water purifier, wherein the utility model discloses a filter device for a faucet water purifier includes at least one-level filter core, and wherein this one-level filter core is set up and can be filtered the running water. Preferably, the primary filter element is a ceramic filter element.

Another advantage of the present invention is to provide a control valve for a faucet water purifier, wherein the utility model discloses a control valve for a faucet water purifier can control this faucet water purifier to provide raw water (or running water), provide raw water and control raw water to this one-level filter core and carry out in the same direction as washing to the one-level filter core.

Other objects and features of the present invention will become more fully apparent from the following detailed description and appended claims, taken in conjunction with the accompanying drawings, wherein like reference numerals refer to like parts throughout.

According to the utility model discloses an aspect can realize aforementioned purpose and other purposes and advantage the utility model discloses tap water purifier includes:

a control valve; and

a filter unit, wherein the control valve is suitable for being linked together with raw water source, this filter unit is connected at this control valve, wherein this filter unit includes a shell and a one-level filter core, wherein this shell of this filter unit has a first chamber of holding, this one-level filter core is set up in this first chamber of holding of this shell, wherein this shell and this one-level filter core form one and lie in the raw water passageway between the two, this one-level filter core forms a water purification export, wherein this filter unit forms a first intercommunication opening and a second intercommunication opening, wherein this first intercommunication opening and this second intercommunication opening are linked together with this raw water passageway respectively.

According to the utility model discloses an on the other hand, the utility model discloses a filter equipment for leading water purifier is further provided, it includes:

a housing; and

a first-order filter core, wherein this shell has a first chamber of holding, and this first-order filter core is set up in this first chamber of holding of this shell, and wherein this shell and this first-order filter core form one and are located the raw water passageway between the two, and this first-order filter core forms a water purification export, and wherein this filter equipment forms a first intercommunication opening and a second intercommunication opening, and wherein this first intercommunication opening and this second intercommunication opening are linked together with this raw water passageway respectively.

Further objects and advantages of the invention will be fully apparent from the ensuing description and drawings.

These and other objects, features and advantages of the present invention will become more fully apparent from the following detailed description, the accompanying drawings and the appended claims.

Drawings

Fig. 1 is a front view of a faucet water purifier according to an embodiment of the present invention.

Fig. 2 is an assembly view of the control valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 3 is an assembly view of the filter assembly of the faucet water purifier according to the embodiment of the present invention.

Fig. 4A is a front view of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 4B is a cross-sectional view of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 4C is a cross-sectional view of the brush of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 4D is a perspective view of the first-stage filter element of the filtering device of the faucet water purifier according to the embodiment of the present invention.

Fig. 5A is a perspective view of the base of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 5B is another perspective view of the base of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 5C is a cross-sectional view of the base of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 5D is another cross-sectional view of the base of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 6A shows an alternative embodiment of the filtering device of the faucet water purifier according to the embodiment of the present invention.

Fig. 6B is the optional implementation of the filtering device of the faucet water purifier according to the embodiment of the present invention, wherein the drawing shows the diversion channel of the base of the optional implementation, and the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 6C is another cross-sectional view of this alternative implementation of the filtration apparatus of the faucet water purifier in accordance with an embodiment of the present invention as described above.

Fig. 6D is a perspective view of the base of the optional embodiment of the filtering device of the faucet water purifier according to the above embodiment of the present invention, wherein the view shows the diversion channel of the base of the optional embodiment, and the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 6E is another perspective view of the base of the alternative embodiment of the filter assembly of the faucet water purifier according to the above-described embodiment of the present invention, wherein the view shows that the diversion channel of the base of the alternative embodiment is disposed from bottom to top.

Fig. 6F is a cross-sectional view of the base of the alternative embodiment of the filtering device of the faucet water purifier according to the embodiment of the present invention, wherein the drawing shows the diversion channel of the base of the alternative embodiment, and the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 6G is another cross-sectional view of the base of the alternative embodiment of the filtering device of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the diversion channel of the base of the alternative embodiment, and the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 7A is an alternative embodiment of the base of the filtering device of the faucet water purifier according to the above embodiments of the present invention, wherein the alternative embodiment of the base shows a diversion channel, the first conduction channel extends from the first communication opening to one side of the raw water channel, and the second conduction channel extends from the second communication opening to the other side of the raw water channel.

Fig. 7B is a cross-sectional view of the alternative embodiment of the base of the filter device of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the flow guiding channel, the first communicating channel extends from the first communicating opening to one side of the raw water channel, and the second communicating channel extends from the second communicating opening to the other side of the raw water channel.

Fig. 7C is another cross-sectional view of the alternative embodiment of the base of the filter assembly of the faucet water purifier according to the present invention.

Fig. 8A is a perspective view of an alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 8B is a perspective view of the base of the alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 8C is another perspective view of the alternative embodiment of the base of the filter assembly of the faucet water purifier according to the present invention.

Fig. 8D is another perspective view of the alternative embodiment of the base of the filter assembly of the faucet water purifier according to the present invention.

Fig. 9A is a cross-sectional view of the alternative embodiment of the base of the filter assembly of the faucet water purifier according to the present invention.

Fig. 9B is another cross-sectional view of the alternative embodiment of the base of the filter assembly of the faucet water purifier according to the embodiments of the present invention.

Fig. 9C is a water supply portion of the base of the alternative embodiment of the filter assembly of the faucet water purifier according to the above-described embodiments of the present invention, wherein the figure shows the groove of the outer sidewall of the water supply portion.

Fig. 9D is a first sealing member of the water supply part of the base of the alternative embodiment of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 9E is a second sealing member of the water supply portion of the base of the alternative embodiment of the filter assembly of the faucet water purifier according to the above-described embodiments of the present invention.

Fig. 10A is a perspective view of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the first channel, the second channel, the first raw water channel, the second raw water channel, and the sewage drain channel of the flat valve.

Fig. 10B is another perspective view of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the first channel, the second channel, the first raw water channel, the second raw water channel, the sewage channel, and the second sealing member of the flat valve.

Fig. 10C is another perspective view of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the first opening and the second opening of the valve body.

Fig. 10D is another perspective view of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the raw water inlet of the valve body.

Fig. 10E is another perspective view of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the first raw water opening, the second raw water opening and the sewage discharge opening of the valve body.

Fig. 10F is a top view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 10G is a bottom view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 10H is a front view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 10I is a side view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 11A is a cross-sectional view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows that the first channel of the flat valve communicates with the first opening, and the first raw water channel communicates with the first raw water opening.

Fig. 11B is another cross-sectional view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows that the second channel and the second opening of the flat valve communicate with each other.

Fig. 11C is another cross-sectional view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows that the second raw water passage of the flat valve communicates with the second raw water opening.

Fig. 11D is another cross-sectional view of the valve body of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows that the trapway and the trapway opening of the flat valve are in communication.

Fig. 12A is a cross-sectional view of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the fixing device is disposed in the valve cavity of the flat valve.

Fig. 12B is a side view of the valve body of the planar valve of the faucet water purifier according to the present invention, wherein the flow guide plate of the faucet water purifier is disposed on the valve body of the planar valve.

Fig. 12C is a perspective view of the above-mentioned deflector of the faucet water purifier according to the embodiment of the present invention.

Fig. 12D is another perspective view of the deflector of the faucet water purifier according to the embodiment of the present invention.

Fig. 13A is a perspective view of the fixing device of the faucet water purifier according to the embodiment of the present invention.

Fig. 13B is a cross-sectional view of the fixing device of the faucet water purifier according to the embodiment of the present invention.

Fig. 13C is a perspective view of the fixing portion of the fixed valve plate of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the first sealing groove of the fixing portion.

Fig. 13D is another perspective view of the fixing portion of the stationary plate of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the second sealing groove of the fixing portion.

Fig. 13E is the fixing portion of the fixed valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the high end of the fixed valve plate is disposed at the fixing portion.

Fig. 13F is a perspective view of the first sealing member of the sealing assembly of the faucet water purifier according to the embodiment of the present invention.

Fig. 13G is a perspective view of the second sealing member of the sealing assembly of the faucet water purifier according to the embodiment of the present invention.

Fig. 13H is a perspective view of the fixing bracket of the fixing device of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the limiting groove of the fixing bracket.

Fig. 14A is a perspective view of the stationary plate of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 14B is a top view of the stationary plate of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 14C is a bottom view of the stationary plate of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 14D is a perspective view of the movable valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 14E is a top view of the movable valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 14F is a bottom view of the movable valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 15A is a schematic structural diagram of the faucet water purifier according to the embodiment of the present invention, wherein the faucet water purifier shown in the figure is located at a purification station, solid arrows in the figure point to a water flow direction, and dotted arrows in the figure indicate that purified water filtered by the primary filter element flows from the purified water outlet to the first water outlet.

Fig. 15B is a schematic structural view of the faucet water purifier according to the embodiment of the present invention, wherein the faucet water purifier is shown in a flushing position, and solid arrows in the drawing point to the water flow direction.

Fig. 15C is a schematic structural view of the faucet water purifier according to the embodiment of the present invention, wherein the faucet water purifier is shown at the first raw water supply position, and the solid arrows in the figure point to the water flow direction.

Fig. 15D is a schematic structural view of the faucet water purifier according to the embodiment of the present invention, wherein the faucet water purifier is shown at the second raw water supply station, and the solid arrows in the figure point to the water flow direction.

Fig. 16A is a schematic structural diagram of the fixed valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 16B is a schematic structural diagram of the movable valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the broken line in the diagram shows the conducting channel of the movable valve plate.

Fig. 16C is an isometric view of the stationary plate of the planar valve of the faucet water purifier according to the present invention, wherein the view shows that each channel is disposed at a specific isometric position of the stationary plate.

Fig. 16D is an isometric view of the movable valve plate of the planar valve of the faucet water purifier according to the present invention, wherein the view shows that each channel is disposed at a specific isometric position of the movable valve plate.

Fig. 17A is a schematic view of the above-mentioned communication between the channel of the movable valve plate and the channel of the fixed valve plate of the planar valve when the planar valve of the faucet water purifier according to the embodiment of the present invention is in its purification position, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the planar valve.

Fig. 17B is the above-mentioned schematic view of the communication between the channel of the movable valve plate and the channel of the fixed valve plate of the planar valve when the planar valve of the faucet water purifier is in the flushing position, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the planar valve.

Fig. 17C is a schematic view of the above-mentioned communication between the channel of the movable valve plate and the channel of the fixed valve plate of the flat valve when the flat valve of the faucet water purifier according to the embodiment of the present invention is at the first raw water supply station, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the flat valve.

Fig. 17D is a schematic view of the above communication between the channel of the movable valve plate and the channel of the fixed valve plate of the flat valve when the flat valve of the faucet water purifier according to the embodiment of the present invention is at the second raw water supply station, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the flat valve.

Fig. 18 shows an alternative embodiment of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 19A is a perspective view of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the view shows the first channel, the second channel, the first raw water channel, the second raw water channel, the sewage channel, and the raw water inlet channel of the flat valve.

Fig. 19B is another perspective view of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the view shows the first channel, the second channel, the first raw water channel, the second raw water channel, the sewage channel, the raw water inlet channel, and the second sealing member of the flat valve.

Fig. 19C is another perspective view of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the first and second openings of the valve body.

Fig. 19D is another perspective view of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the view shows the raw water inlet of the valve body.

Fig. 19E is another perspective view of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the first raw water opening, the second raw water opening, and the drain opening of the valve body.

Fig. 19F is a top view of the valve body of the alternative implementation of the planar valve of the faucet water purifier according to the embodiments of the present invention described above.

Fig. 19G is a bottom view of the valve body of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 19H is a front view of the valve body of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention described above.

Fig. 19I is a side view of the valve body of the alternative implementation of the planar valve of the faucet water purifier according to the embodiments of the present invention described above.

Fig. 20A is a cross-sectional view of the valve body of the alternative implementation of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the view shows that the first channel and the first opening of the flat valve are in communication, and the first raw water channel and the first raw water opening are in communication.

Fig. 20B is another cross-sectional view of the valve body of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the figure shows the second passageway and the second opening of the planar valve in communication.

Fig. 20C is another cross-sectional view of the valve body of the alternative implementation of the flat valve of the faucet water purifier according to the embodiment of the present invention, wherein the figure shows that the second raw water channel of the flat valve is in communication with the second raw water opening.

Fig. 20D is another cross-sectional view of the valve body of the alternative implementation of the flat valve of the faucet water purifier according to the embodiment of the present invention, as described above, showing the trapway and the trapway opening of the flat valve in communication.

Fig. 20E is another sectional view of the valve body of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the view shows that the raw water inlet of the flat valve is communicated with the raw water inlet passage.

Fig. 21A is a cross-sectional view of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the securing device is disposed in the valve cavity of the planar valve.

Fig. 21B is a side view of the valve body of the alternative implementation of the planar valve of the faucet water purifier according to the present invention, wherein the flow guide plate of the faucet water purifier is disposed on the valve body of the planar valve.

Fig. 21C is a perspective view of the deflector of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 21D is another perspective view of the deflector of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 22A is a perspective view of the fixing device of the alternative embodiment of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 22B is a cross-sectional view of the fastening device of the alternative implementation of the flat valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 22C is a perspective view of the fixing portion of the fixed valve plate of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the view shows the first sealing groove of the fixing portion.

Fig. 22D is another perspective view of the fixing portion of the fixing plate of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the view shows the second sealing groove of the fixing portion.

Fig. 22E illustrates the fixing portion of the fixed valve plate of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention, wherein the high end of the fixed valve plate is disposed on the fixing portion.

Fig. 22F is a perspective view of the first sealing member of the sealing assembly of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention.

Fig. 22G is a perspective view of the second sealing member of the sealing assembly of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention.

Fig. 22H is a perspective view of the fixing bracket of the fixing device of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the view shows the limiting groove of the fixing bracket.

Fig. 23A is a perspective view of the fixed valve plate of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention.

Fig. 23B is a top view of the stationary plate of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention.

Fig. 23C is a bottom view of the stationary valve plate of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention.

Fig. 23D is a perspective view of the movable valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 23E is the top view of the movable valve plate of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention.

Fig. 23F is a bottom view of the movable valve plate of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 24A is a schematic structural view of the above-mentioned optional implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the faucet water purifier shown in the figure is in a purification working position, the solid arrows in the figure point to the water flow direction, and the dashed arrows in the figure indicate that the purified water filtered by the primary filter element flows from the purified water outlet to the first water outlet.

Fig. 24B is a schematic view of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the faucet water purifier is shown in a flush position, and the solid arrows indicate the direction of water flow.

Fig. 24C is a schematic structural view of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the faucet water purifier is shown in the first raw water supply position, and the solid arrows in the figure point to the water flow direction.

Fig. 24D is a schematic structural view of the alternative embodiment of the flat valve of the faucet water purifier according to the present invention, wherein the faucet water purifier is shown in the second raw water supply position, and the solid arrows in the figure point to the water flow direction.

Fig. 25A is a schematic structural diagram of the fixed valve plate of the alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention.

Fig. 25B is a schematic structural diagram of the movable valve plate of the planar valve of the faucet water purifier according to the embodiment of the present invention, wherein the broken line in the diagram shows the conducting channel of the movable valve plate.

Fig. 25C is an isometric view of the stationary plate of the alternative implementation of the planar valve of the faucet water purifier according to the present invention, wherein the view shows that each channel is positioned at a specific isometric position of the stationary plate.

Fig. 25D is an isometric view of the movable valve plate of the alternative embodiment of the planar valve of the faucet water purifier according to the present invention, wherein the view shows that each channel is disposed at a specific bisecting position of the movable valve plate.

Fig. 26A is a schematic view of the above-mentioned communication between the channel of the movable valve plate and the channel of the fixed valve plate of the planar valve when the optional implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention is in its purification position, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the planar valve.

Fig. 26B is a schematic view of the above-mentioned alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention, when the planar valve is in the flushing position, the communication between the channel of the movable valve plate and the channel of the fixed valve plate of the planar valve is shown, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the planar valve.

Fig. 26C is a schematic view of the above-mentioned communication between the channel of the movable valve plate and the channel of the fixed valve plate of the flat valve when the planar valve of the faucet water purifier according to the embodiment of the present invention is implemented at the first raw water supply working position, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the flat valve.

Fig. 26D is a schematic view of the above-mentioned alternative implementation of the planar valve of the faucet water purifier according to the embodiment of the present invention, when the planar valve is at the second raw water supply working position, the communication between the channel of the movable valve plate and the channel of the fixed valve plate of the planar valve, wherein the hatched portion in the figure shows the mutually communicated channels of the movable valve plate and the fixed valve plate of the planar valve.

Fig. 27 is a front view of an alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 28A is a cross-sectional view of the housing of the alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 28B is a perspective view of the first-stage filter element of the alternative embodiment of the filter device of the faucet water purifier according to the present invention.

Fig. 29 is a perspective view of the first stage filter element and the brush of the alternative embodiment of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 30 is a perspective view of the brush of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 31 is a sectional view of the brush of the alternative embodiment of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 32 is a perspective view of the brush holder and the brush bristles of the brush body of the brush according to the alternative embodiment of the filter device of the faucet water purifier of the present invention.

Fig. 33 is a front view of the alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 34 is a sectional view of the alternative embodiment of the filter assembly of the faucet water purifier according to the embodiment of the present invention.

Fig. 35 is a perspective view of the base of the alternative embodiment of the filter device of the faucet water purifier according to the embodiment of the present invention.

Fig. 36 is another perspective view of the base of the alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 37 is a cross-sectional view of the alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 38 is another cross-sectional view of the alternative embodiment of the base of the filter assembly of the faucet water purifier according to the present invention.

Fig. 39 is another front view of the alternative embodiment of the filter assembly of the faucet water purifier according to the present invention.

Fig. 40 is another perspective view of the alternative embodiment of the base of the filter device of the faucet water purifier according to the present invention, wherein the view shows the diversion channel, the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 41 is another cross-sectional view of the alternative embodiment of the filter device of the faucet water purifier according to the embodiment of the present invention, wherein the view shows the diversion channel, and the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 42 is another cross-sectional view of the alternative embodiment of the filter device of the faucet water purifier according to the present invention, wherein the view shows the first communicating channel and the second communicating channel on the same side of the raw water channel.

Fig. 43 is another perspective view of the alternative embodiment of the base of the filter device of the faucet water purifier according to the present invention, wherein the view shows the diversion channel, the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 44 is a cross-sectional view of the alternative embodiment of the base of the filter device of the faucet water purifier according to the present invention, wherein the base shows the diversion channel, and the first conduction channel and the second conduction channel are on the same side of the raw water channel.

Fig. 45 is a cross-sectional view of the alternative embodiment of the base of the filter device of the faucet water purifier according to the present invention, wherein the first conducting channel and the second conducting channel are on the same side of the raw water channel.

Fig. 46 shows another alternative embodiment of the filter device of the faucet water purifier according to the embodiment of the present invention, wherein the drawing shows the flow guiding channel of the base of the alternative embodiment of the filter device, the first communicating channel extends from the first communicating opening to one side of the raw water channel, and the second communicating channel extends from the second communicating opening to the other side of the raw water channel.

Fig. 47 is another cross-sectional view of the alternative embodiment of the base of the filter device of the faucet water purifier, showing the flow guide channel, the first communicating channel extending from the first communicating opening to one side of the raw water channel, and the second communicating channel extending from the second communicating opening to the other side of the raw water channel.

Fig. 48 is another cross-sectional view of the alternative embodiment of the base of the filter device of the faucet water purifier, showing the flow guide channel, the first communicating channel extending from the first communicating opening to one side of the raw water channel, and the second communicating channel extending from the second communicating opening to the other side of the raw water channel.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purpose of limitation.

It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.

Referring to fig. 1 to 26D of the drawings, a faucet water purifier according to an embodiment of the present invention is illustrated, wherein the faucet water purifier includes a control valve 10 and a filtering device 20, wherein the control valve 10 is configured to control the flow of water, such as to control the supply of raw water (or tap water) to the filtering device 20 and to control the supply of purified water generated or produced by the filtering device 20 by treating the raw water.

As shown in fig. 1 to 9E of the drawings, the filtering device 20 of the faucet water purifier according to the embodiment of the present invention includes a housing 21 and a primary filter 22, wherein the filtering device 20 has a first communicating opening 201 and a second communicating opening 202, the housing 21 has a first accommodating chamber 210, the primary filter 22 has a purified water outlet 2201, wherein the primary filter 22 is disposed in the first accommodating chamber 210 of the housing 21, wherein the housing 21 and the primary filter 22 form a raw water channel 2101 therebetween, and the first communicating opening 201 and the second communicating opening 202 are disposed to communicate with the raw water channel 2101 respectively. Accordingly, when raw water flows into the raw water passage 2101 by the water pressure, the raw water may be treated by the primary filter 22 and purified water may be generated by the water pressure, and the purified water flows out from the purified water outlet 2201 of the primary filter 22 by the water pressure. Therefore, the raw water passage 2101 is positioned at one side of the primary filter element 22, and the purified water outlet 2201 is formed at an opposite side. In other words, the primary filter cartridge 22 forms a raw water side 221 and a clean water side 222, wherein the raw water channel 2101 is formed between the housing 21 and the raw water side 221 of the primary filter cartridge 22, and the clean water outlet 2201 is formed at the clean water side 222 of the primary filter cartridge 22. Preferably, the primary filter element 22 is a ceramic filter element. Optionally, the primary filter cartridge 22 is an external pressure ultrafiltration cartridge. It is understood that the primary filter element may be a filter element made of other materials, such as carbon fiber, PP cotton or activated carbon particles, or a composite filter element made of multiple materials, such as a composite filter element made of any two or more of ceramic, carbon fiber, PP cotton and activated carbon particles.

As shown in fig. 3 to 5D of the drawings, the first communication opening 201 and the second communication opening 202 of the filter device 20 of the faucet water purifier according to the embodiment of the present invention are respectively communicated with the raw water channel 2101 of the filter device 20. Therefore, the raw water may be supplied to the filter device 20 through the first communication opening 201 and also through the second communication opening 202. As shown in fig. 3 to 5D of the drawings, the control valve 10 controls the supply of raw water to the filter device 20 through the first communication opening 201. At this time, if the second communication opening 202 does not allow water to pass therethrough, the raw water flows into the raw water passage 2101 of the filter device 20 from the first communication opening 201, and is purified by the primary filter element 22 of the filter device 20 of the faucet water purifier by water pressure, and the purified water generated by the primary filter element 22 flows out through the purified water outlet 2201 and is supplied. In other words, the purified water produced by the first-stage filter element 22 of the filtering device 20 of the faucet water purifier flows to the purified water outlet 2201 under the action of water pressure. On the other hand, if the second communication opening 202 is controlled to allow water to pass therethrough, the raw water flows into the raw water passage 2101 of the filter device 20 from the first communication opening 201 and then flows out from the second communication opening 202 of the filter device 20 by the water pressure. In the process that the raw water flows into the raw water channel 2101 of the filter device 20 from the first communication opening 201 and flows out from the second communication opening 202 of the filter device 20 under the action of the water pressure, the raw water washes the primary filter element 22 of the filter device 20 under the action of the water pressure, and the generated wastewater is discharged through the second communication opening 202 of the filter device 20. As shown in fig. 3 to 5D of the drawings, the control valve 10 alternatively controls the supply of raw water to the filter device 20 through the second communication opening 202. At this time, if the first communication opening 201 does not allow water to pass therethrough, the raw water flows into the raw water passage 2101 of the filter device 20 from the second communication opening 202, and is purified by the primary filter element 22 of the filter device 20 of the faucet water purifier by water pressure, and the purified water generated by the primary filter element 22 flows out through the purified water outlet 2201 and is supplied. In other words, the purified water produced by the first-stage filter element 22 of the filtering device 20 of the faucet water purifier flows to the purified water outlet 2201 under the action of water pressure. On the other hand, if the first communication opening 201 is controlled to allow water to pass therethrough, the raw water flows into the raw water passage 2101 of the filter device 20 from the second communication opening 202 and then flows out from the first communication opening 201 of the filter device 20 by the water pressure. When the raw water flows into the raw water channel 2101 of the filter device 20 from the second communication opening 202 and flows out from the first communication opening 201 of the filter device 20 under the action of the water pressure, the raw water washes the primary filter element 22 of the filter device 20 under the action of the water pressure, and the generated wastewater is discharged through the first communication opening 201 of the filter device 20.

As shown in fig. 3 to 5D of the drawings, accordingly, when the filtering device 20 of the faucet water purifier according to the embodiment of the present invention is used for purifying raw water, a user can control the second communicating opening 202 not to allow water to pass through by the control valve 10, control the first communicating opening 201 to allow water to pass through and control raw water to flow to the first communicating opening 201 of the filtering device 20, the raw water flows to the raw water channel 2101 of the filtering device 20 under the action of water pressure, and further generates purified water after being treated by the primary filter 22 under the action of water pressure, and then the generated purified water flows out and is provided from the purified water outlet 2201 of the primary filter 22 under the action of water pressure. Alternatively, the user can control the first communication opening 201 not to allow water to pass through, control the second communication opening 202 to allow water to pass through and control raw water to flow to the second communication opening 202 of the filter device 20 through the control valve 10, the raw water flows to the raw water channel 2101 of the filter device 20 under the action of water pressure, and after being processed by the primary filter element 22 under the action of water pressure, the generated purified water flows out and is provided from the purified water outlet 2201 of the primary filter element 22 under the action of water pressure. Correspondingly, this moment according to the utility model discloses this leading water purifier is in a purification state. Further, when the control valve 10 of the faucet water purifier according to the embodiment of the present invention controls the raw water to flush the filtering device 20, the user controls the first communicating opening 201 and the second communicating opening 202 through the control valve 10 to allow the water to flow through and control the raw water to flow to the first communicating opening 201 of the filtering device 20, the raw water flows into the raw water channel 2101 of the filtering device 20 under the action of the water pressure, and flows out from the second communicating opening 202 of the filtering device 20 under the action of the water pressure. In this process, the primary filter element 22 of the filter device 20 is flushed by the raw water under the action of the water pressure, and the generated waste water is discharged through the second communication opening 202 of the filter device 20. Alternatively, the user can control the first communication opening 201 and the second communication opening 202 through the control valve 10 to allow water to pass through and control the flow of raw water to the second communication opening 202 of the filter device 20, and the raw water flows into the raw water channel 2101 of the filter device 20 under the action of water pressure and flows out from the first communication opening 201 of the filter device 20 under the action of water pressure. In this process, the primary filter element 22 of the filter device 20 is flushed by the raw water under the action of the water pressure, and the generated waste water is discharged through the first communication opening 201 of the filter device 20. Correspondingly, this moment according to the utility model discloses this leading water purifier is in a state of washing.

As shown in fig. 3 to 5D of the drawings, the filtering device 20 of the faucet water purifier according to the embodiment of the present invention further has a first communicating passage 2461 and a second communicating passage 2462, wherein the first communicating passage 2461 is respectively communicated with the first communicating opening 201 and the raw water passage 2101, and the second communicating passage 2462 is respectively communicated with the second communicating opening 202 and the raw water passage 2101. Preferably, the first conduction passage 2461 extends from the first communication opening 201 to one side of the raw water passage 2101, and the second conduction passage 2462 extends from the second communication opening 202 to an opposite side of the raw water passage 2101, so as to extend a path of raw water flowing through the raw water passage 2101 and improve a washing effect of raw water on the primary filter element 22.

Further, according to the embodiment of the present invention, the faucet water purifier further has at least one raw water supply state, wherein when the faucet water purifier of the present invention is in the raw water supply state, the user can control the raw water to directly flow to a raw water outlet through the control valve 10 to be provided, without passing through the filtering device 20 and being purified by the same.

As shown in fig. 3 to 5D of the drawings, the filtering device 20 of the faucet water purifier according to the embodiment of the present invention further includes a base 24, wherein the primary filter element 22 is disposed on the base 24, wherein the base 24 forms a first water outlet 100, and wherein the first water outlet 100 is communicated with the purified water outlet 2201 of the primary filter element 22.

As shown in fig. 3 to 5D of the drawings, the base 24 of the filtering device 20 of the faucet water purifier according to the embodiment of the present invention further forms a first water chamber 2401, wherein the first water chamber 2401 of the base 24 is respectively communicated with the purified water outlet 2201 of the primary filter core 22 of the filtering device 20 and the first water outlet 100. That is, the purified water outlet 2201 is communicated with the first water outlet 100 through the first water chamber 2401. Preferably, the first water chamber 2401 of the base 24 is disposed between the clean water outlet 2201 and the first water outlet 100. More preferably, the primary filter element 22 is water-tightly disposed in the base 24.

As shown in fig. 3 to 5D of the drawings, the base 24 of the filtering device 20 of the faucet water purifier according to the embodiment of the present invention includes a base portion 241 and a first spacing portion 242, wherein the first spacing portion 242 is disposed on the base portion 241 and extends from the base portion 241, and the first spacing portion 242 surrounds and forms the first water chamber 2401. More preferably, the first spacer 242 has a ring shape.

As shown in fig. 3 to 5D of the drawings, the base 24 of the filtering device 20 of the faucet water purifier according to the embodiment of the present invention further includes a water supply portion 245, wherein the water supply portion 245 is disposed to extend from the base portion 241, wherein the water supply portion 245 forms the first water outlet 100. Preferably, the first water outlet 100 includes a plurality of water outlet holes.

As shown in fig. 3 to 5D of the drawings, the first conduction passage 2461 and the second conduction passage 2462 of the filter device 20 of the faucet water purifier according to the embodiment of the present invention are disposed at the base 24 of the filter device 20.

As shown in fig. 3 to 5D of the drawings, the primary filter element 22 of the filter device 20 of the faucet water purifier according to the embodiment of the present invention is disposed on the base 24 in a water-tight manner, so as to prevent the raw water in the raw water channel 2101 from flowing into the first water chamber 2401 when the control valve 10 controls the primary filter element 22 to filter the raw water. Further, the primary filter cartridge 22 is removably positioned in the base 24 so that the primary filter cartridge 22 can be replaced. Alternatively, the primary filter element 22 is water-tightly provided at the housing 21 so that raw water can flow only in the raw water passage 2101 when the control valve 10 controls the primary filter element 22 to filter raw water. Optionally, the primary filter element 22 is removably disposed in the housing 21, and the housing 21 is water-tightly disposed in the base 24. Optionally, the primary filter element 22 is integrally formed with the base 24. Alternatively, the primary filter element 22 is integrally formed on the housing 21, and the housing 21 is integrally formed on the base 24.

As shown in fig. 3 to 5D of the drawings, preferably, the first communication opening 201 and the second communication opening 202 of the filter device 20 of the faucet water purifier according to the embodiment of the present invention are disposed at the base 24. More preferably, the first communication opening 201, the second communication opening 202, the first conduction passage 2461 and the second conduction passage 2462 are all provided at the base 24. Optionally, the first communication opening 201 and/or the second communication opening 202 of the filter device 20 are provided in the housing 21. As shown in fig. 3 to 5D of the drawings, the housing 21 of the filter device 20 of the faucet water purifier according to the embodiment of the present invention is preferably disposed at the edge of the base 24. More preferably, the housing 21 is integrally formed with the base 24.

As shown in fig. 3 to 4C of the drawings, further, the filtering device 20 of the faucet water purifier according to the embodiment of the present invention further includes a brush 26, wherein the brush 26 includes a brush body 261, wherein the brush body 261 is rotatably disposed between the housing 21 and the primary filter element 22, so that when the brush body 261 is rotated, the primary filter element 22 is brushed toward the outer surface of the housing 21. Further, the brush body 261 of the brush 26 of the filter device 20 includes a bristle holder 2611 and a set of bristles 2612, wherein the bristles 2612 of the brush body 261 of the brush 26 are disposed on the bristle holder 2611, and the bristles 2612 are disposed toward the primary filter element 22, so that when the brush body 261 is rotated, the bristles 2612 can brush the outer surface of the primary filter element 22. It can be understood that when the first-stage filter element 22 of the filtering device 20 of the faucet water purifier is washed, the brush body 261 is rotated to clean the outer surface of the first-stage filter element 22 facing the housing 21. In other words, this brush 26 combines the raw water right the utility model discloses this one-level filter core 22 of this filter equipment 20 of tap water purifier washes, can wash effectively the utility model discloses this one-level filter core 22 of this filter equipment 20 of tap water purifier, thereby has improved the utility model discloses this filter equipment 20's of tap water purifier life can understand, especially when this one-level filter core 22 is ceramic filter core, and the user can rotate this brush body 261 and scrub this one-level filter core 22's surface, has avoided the user must dismantle this one-level filter core 22 and has been used for wasing and the inconvenience that brings, has brought very big facility for the user.

As shown in fig. 3 to 4C of the drawings, the brush 26 of the filter device 20 of the faucet water purifier according to the embodiment of the present invention further has an operation end 262 disposed at the bristle holder 2611, the housing 21 of the filter device 20 has an operation hole 211, and the operation end 262 extends from the bristle holder 2611 and passes through the operation hole 211 of the housing 21, so that a user can rotate the operation end 262 by a driving mechanism, such as a knob, a rotating handle, etc., to drive the brush body 261 to rotate along the outer surface of the primary filter element 22. It is understood that the manipulation end 262 extends from the bristle bar 2611 and through the manipulation hole 211 of the housing 21. Preferably, the operation hole 211 is provided at the top end of the housing 21 so that the operation end 262 of the brush 26 is provided at the top end of the filter device 20. Accordingly, the operative end 262 of the brush 26 is disposed away from the base 24 of the filter assembly 20. More preferably, the operation end 262 of the brush 26 and the first water outlet 100 are respectively disposed at both ends of the filter device 20, and the operation hole 211 of the housing 21 and the first water outlet 100 are respectively disposed at both ends of the filter device 20.

As shown in fig. 6A to 7C of the drawings, the base 24 of the faucet water purifier according to the embodiment of the present invention further has a conduction portion 246, wherein the conduction portion 246 forms the first conduction channel 2461 and the second conduction channel 2462, wherein the first conduction channel 2461 is respectively communicated with the first communication opening 201 and the raw water channel 2101, and the second conduction channel 2462 is respectively communicated with the second communication opening 202 and the raw water channel 2101. Preferably, the first communication passage 2461 is provided between the first communication opening 201 and the raw water passage 2101, and the second communication passage 2462 is provided between the second communication opening 202 and the raw water passage 2101. Preferably, the first water outlet 100 includes a plurality of water outlet holes.

As shown in fig. 6A to 7C of the drawings, the filtering device 20 of the faucet water purifier according to the embodiment of the present invention further has a diversion channel 205, wherein the diversion channel 205 is disposed to be respectively communicated with the second conduction channel 2462 and the raw water channel 2101, and the diversion channel 205 is disposed to extend from bottom to top, so as to guide the raw water to flow upward from the second conduction channel 2462 and flow to the raw water channel 2101 from the top end of the diversion channel 205, thereby enabling the raw water to flow downward from the top end of the primary filter element 22 and enabling the raw water to flush the primary filter element 22 from top to bottom when the control valve 10 of the faucet water purifier according to the embodiment of the present invention controls the raw water to flush the filtering device 20. Correspondingly, when the control valve 10 of the faucet water purifier according to the embodiment of the present invention controls the raw water to flush the filtering device 20, the first communicating opening 201 and the second communicating opening 202 of the filtering device 20 are both controlled to allow water to pass through, and the raw water is controlled to be provided to the filtering device 20 through the second communicating opening 202, the raw water is flushed to the one-stage filter core 22 of the filtering device 20 under the action of the water pressure, and the generated waste water is discharged through the first communicating opening 201 of the filtering device 20. According to the utility model discloses this first passageway 2461 that switches on of this filter equipment 20 of this leading water purifier of embodiment and this second switch on passageway 2462 and all are linked together with this raw water passageway 2101, consequently, this water conservancy diversion passageway 205 makes the raw water when this raw water passageway 2101 of flow direction, avoids as far as possible to switch on the raw water that passageway 2462 flows to this raw water passageway 2101 from this second and directly flows out from this first passageway 2461 that switches on and this first opening 201 that communicates and influence the washing effect of raw water to one-level filter core 22. Preferably, the flow guide channel 205 is formed in the base 24. More preferably, the flow guide channel 205 is formed at the conduction portion 246 of the base 24. Alternatively, the guide passage 205 is formed on the inner wall of the housing 21 of the filter device 20.

It is noted that, although the guide passage 205 is disposed from bottom to top, thereby having an effect of guiding the raw water to flow upward from the second conducting passage 2462 and to flow toward the raw water passage 2101 from the top end of the guide passage 205, the filter device 20 of the faucet water purifier according to an embodiment of the present invention may be disposed without the guide passage 205. When the filter device 20 of the faucet water purifier according to the embodiment of the present invention does not have the diversion channel 205, the raw water can be provided through the first communication opening 201 and also can be provided through the second communication opening 202. In the flushing state, waste liquid can be discharged from the second communication opening 202 and also from the first communication opening 201. In order to prevent the raw water flowing into the raw water passage 2101 from the second communication opening 202 from directly flowing out of the first communication passage 2461 and the first communication opening 201 (or prevent the raw water flowing into the raw water passage 2101 from the first communication opening 201 from directly flowing out of the second communication opening 202) as much as possible, thereby affecting the washing effect of the raw water on the primary filter element 22, the first communication passage 2461 and the second communication passage 2462 are preferably communicated with the raw water passage 2101 at different positions, so as to extend the flow path of the raw water in the raw water passage 2101 and improve the washing effect of the raw water on the primary filter element 22. Accordingly, the first communication opening 201 and the second communication opening 202 may be disposed at the same side of the filter device 20. As shown in fig. 1 to 5D and fig. 7A to 7C of the drawings, alternatively, the first conduction passage 2461 extends from the first communication opening 201 to one side of the raw water passage 2101, and the second conduction passage 2462 extends from the second communication opening 202 to the other side of the raw water passage 2101. It can be understood that, when the filter device 20 of the faucet water purifier according to the embodiment of the present invention further has a guide passage 205 communicating with the second communication passage 2462 and the raw water passage 2101, respectively, raw water is preferably supplied to the filter device 20 through the second communication opening 202 in a flushing state.

As shown in fig. 6A to 7C of the drawings, the base 24 of the faucet water purifier according to the embodiment of the present invention further has a flow guiding portion 247, wherein the flow guiding portion 247 forms the flow guiding channel 205. Preferably, the flow guiding portion 247 extends upward from the base portion 241 of the base 24.

Fig. 8A to 9E of the drawings show an alternative implementation of the filter device 20 of the faucet water purifier according to the embodiment of the present invention, wherein the filter device 20T includes a housing 21, a primary filter 22 and a base 24T, wherein the primary filter 22 is disposed in the first receiving cavity 210 of the housing 21, and the primary filter 22 is disposed in the base 24T in a water-tight manner. Further, when the faucet water purifier of the present invention is in a purification operation state, the primary filter element 22 of the filtering device 20T can be used to purify raw water and obtain clean purified water, and the purified water flows out from the purified water outlet 2201 of the filtering device 20T under the action of water pressure to be provided; in the forward flushing operation, raw water can be supplied to the raw water passage 2101 of the filter device 20T through the first communication opening 201 or the second communication opening 202 of the filter device 20T, and the primary filter element 22 is flushed in the forward direction with the raw water.

As shown in fig. 8A to 9E of the drawings, the filtering device 20T of the faucet water purifier according to the embodiment of the present invention further has a first communicating passage 2461 and a second communicating passage 2462T, wherein the first communicating passage 2461 is respectively communicated with the first communicating opening 201 and the raw water passage 2101, and the second communicating passage 2462T is respectively communicated with the second communicating opening 202 and the raw water passage 2101. Preferably, the first conduction passage 2461 extends from the first communication opening 201 to one side of the raw water passage 2101, and the second conduction passage 2462T extends from the second communication opening 202 to an opposite side of the raw water passage 2101, so as to extend a path of raw water flowing through the raw water passage 2101 and improve a washing effect of raw water on the primary filter element 22.

As shown in fig. 8A to 9E of the drawings, the base 24T of the filtering device 20T of the faucet water purifier according to the embodiment of the present invention includes a base portion 241T, a first spacing portion 242 and a water supply portion 245, wherein the first spacing portion 242 and the water supply portion 245 are respectively disposed on the base portion 241T and extend from the base portion 241T, the first spacing portion 242 surrounds and forms a first water chamber 2401, and the water supply portion 245 forms a first water outlet 100. That is, the purified water outlet 2201 is communicated with the first water outlet 100 through the first water chamber 2401. Preferably, the first water outlet 100 includes a plurality of water outlet holes.

As shown in fig. 8A to 9E of the drawings, the second conduction passage 2462T of the filtering device 20T of the faucet water purifier according to the embodiment of the present invention forms a first conduction portion 24621T, a second conduction portion 24622T extending from the first conduction portion 24621T, and a first conduction hole 24623T, wherein the first conduction portion 24621T of the second conduction passage 2462T is formed on the base portion 241T, the second conduction portion 24622T of the second conduction passage 2462T is formed between the base portion 241T and the water supply portion 245, and the first conduction hole 24623T is formed between the second conduction portion 24622T of the second conduction passage 2462T and the raw water passage 2101. When this leading water purifier according to the embodiment of the present invention is in this along with washing the work position, this control valve 10 controls raw water to flow in from this second intercommunication opening 202, this first conduction portion 24621T, this second conduction portion 24622T and this first conduction hole 24623T through this second conduction path 2462T flow in this raw water channel 2101 to make the raw water that gets into this raw water channel 2101 along with washing the sewage that produces behind this one-level filter core 22 discharge from this first intercommunication opening 201. Further, the first communication passage 2461 is provided to communicate with the first communication opening 201 and the raw water passage 2101, respectively, and the second communication passage 2462T is provided to communicate with the second communication opening 202 and the raw water passage 2101, respectively. Preferably, the first communication passage 2461 is provided between the first communication opening 201 and the raw water passage 2101, and the second communication passage 2462T is provided between the second communication opening 202 and the raw water passage 2101.

As shown in fig. 8A to 9E of the drawings, the water supply portion 245 of the base 24T of the filtering device 20T of the faucet water purifier according to the embodiment of the present invention is detachably disposed on the base portion 241T, and the second conduction portion 24622T of the second conduction passage 2462T is formed between the base portion 241T and the water supply portion 245. Preferably, the second conduction portion 24622T of the second conduction passage 2462T is a groove 2450T formed at an outer side wall of the water supply portion 245, the groove 2450T of the outer side wall of the water supply portion 245 forms the second conduction portion 24622T of the second conduction passage 2462T when the water supply portion 245 is disposed at the base portion 241T, and the second conduction portion 24622T of the second conduction passage 2462T is sealed between the base portion 241T and the water supply portion 245. More preferably, the second conduction portion 24622T of the second conduction path 2462T is circular arc-shaped. Alternatively, the second conduction portion 24622T of the second conduction passage 2462T may also be an open groove formed at the base portion 241T, and the water supply portion 245 may be water-tightly provided at the base portion 241T, so that the second conduction portion 24622T of the second conduction passage 2462T is sealed between the base portion 241T and the water supply portion 245. The water supply portion 245 of the base 24T is detachably disposed at the base portion 241T, and the second conduction portion 24622T of the second conduction passage 2462T is an open groove formed at the base portion 241T or a groove 2450T formed at an outer sidewall of the water supply portion 245, so that the base portion 241T and the water supply portion 245 can be separately manufactured, thereby significantly reducing difficulty in forming the second conduction portion 24622T of the second conduction passage 2462T. More preferably, the water supply portion 245 is detachably screwed to the base portion 241T, when the water supply portion 245 further has a first sealing member 2451T and a second sealing member 2452T, the first sealing member 2451T has a function of sealing the second conduction portion 24622T of the second conduction passage 2462T and the first water chamber 2401, and the second sealing member 2452T has a function of sealing the second conduction portion 24622T of the second conduction passage 2462T. Alternatively, the water supply portion 245 is integrally formed with the base portion 241T, and for example, the water supply portion 245 is provided on the base portion 241T, and then the water supply portion 245 is welded to the base portion 241T by welding.

As shown in fig. 1 to 26D of the drawings, a faucet water purifier according to an embodiment of the present invention includes the control valve 10 and the filter device 20, wherein the control valve 10 is adapted to be communicated with a source of raw water, the filter device 20 is connected to the control valve 10, wherein the filter device 20 includes the housing 21 and the primary filter 22, wherein the housing 21 of the filter device 20 has a first accommodating chamber 210, the primary filter 22 is disposed in the first accommodating chamber 210 of the housing 21, wherein the housing 21 and the primary filter 22 form a raw water passage 2101 therebetween, and the primary filter 22 forms a purified water outlet 2201, wherein when the faucet water purifier of the present invention is in the purification operation state, the control valve 10 forms a first raw water supply passage respectively communicated with the source of raw water and the raw water passage 2101 of the filter device 20, so that raw water can be supplied to the raw water passage 2101 of the filter device 20 and purified water generated by the filter device 20 can flow out through the purified water outlet 2201; when the utility model discloses tap water purifier is in this when washing operating condition in the same direction as, this control valve 10 forms a second raw water supply passage that is linked together with this raw water passageway 2101 of raw water source and this filter equipment 20 respectively and a first drainage channel that is linked together with this raw water passageway 2101 of this filter equipment 20 to make the raw water can be provided this raw water passageway 2101 of this filter equipment 20 and make in the same direction as the sewage that this one-level filter core 22 that washes this filter equipment 20 produced can be discharged through this raw water passageway 2101 and this first drainage channel of this filter equipment 20 in proper order. Further, when the faucet water purifier of the present invention is in the purification operation state, the first raw water supply channel formed by the control valve 10 may communicate with the first communication opening 201 of the filtering device 20, so that the raw water is supplied to the raw water channel 2101 of the filtering device 20 through the first communication opening 201. The first raw water supply passage formed by the control valve 10 may also communicate with the second communication opening 202 of the filter device 20 so that raw water is supplied to the raw water passage 2101 of the filter device 20 through the second communication opening 202. When the utility model discloses tap water purifier is in this when being in order to wash operating condition, this second raw water supply passage that this control valve 10 formed can be linked together with this first intercommunication opening 201 of this filter equipment 20, this first drainage passageway can be linked together with this second intercommunication opening 202 of this filter equipment 20 to make the raw water provide this raw water passageway 2101 of this filter equipment 20 through this first intercommunication opening 201, make in order to wash the sewage that produces behind this one-level filter core 22 through this raw water passageway 2101, this second intercommunication opening 202 discharges. The second raw water supply passage formed by the control valve 10 may also communicate with the second communication opening 202 of the filter device 20, and the first drain passage may also communicate with the first communication opening 201 of the filter device 20, so that raw water is supplied to the raw water passage 2101 of the filter device 20 through the second communication opening 202, so that sewage generated after flushing the primary filter element 22 is discharged through the raw water passage 2101 and the first communication opening 201.

It should be noted that, when the faucet water purifier of the present invention is in the flushing operation state, if the second raw water supply channel formed by the control valve 10 is communicated with the first communication opening 201 of the filtering device 20, the sewage generated by flushing the primary filter core 22 of the filtering device 20 is discharged from the second communication opening 202; if the second raw water supply passage formed by the control valve 10 is communicated with the second communication opening 202 of the filter device 20, the sewage generated by flushing the primary filter element 22 of the filter device 20 is discharged from the first communication opening 201.

As shown in fig. 2 and fig. 10A to fig. 17D of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention includes a valve body 11 and a valve core 12, wherein the valve body 11 forms a valve chamber 110, a first opening 1101, a second opening 1102, a raw water inlet 1103 and a sewage discharge opening 1107, wherein the valve core 12 is disposed in the valve chamber 110, wherein the first opening 1101 of the valve body 11 is adapted to communicate with the first communication opening 201 of the filtering device 20, the second opening 1102 of the valve body 11 is adapted to communicate with the second communication opening 202 of the filtering device 20, and the raw water inlet 1103 of the valve body 11 is adapted to communicate with a raw water source (e.g., a tap water outlet).

As shown in fig. 10A to 11C and fig. 15A of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention has a purification operation position, wherein when the control valve 10 is at the purification operation position, the valve core 12 of the control valve 10 forms a first communication channel 1001, wherein the first communication channel 1001 is respectively communicated with the first opening 1101 of the valve body 11 and the raw water inlet 1103. Accordingly, when the control valve 10 is at the purification position, raw water or tap water flows in from the raw water inlet 1103 of the valve body 11 of the control valve 10 and flows to the first opening 1101 of the valve body 11 through the first communication channel 1001 under the action of water pressure, so as to further flow into the raw water channel 2101 of the filter device 20 from the first communication opening 201 of the filter device 20, and after the raw water flowing into the raw water channel 2101 is filtered by the primary filter element 22, the produced purified water flows out from the purified water outlet 2201 of the primary filter element 22 and is provided through the first water outlet 100. It can be understood that when according to the utility model discloses this control valve 10 of this tap water purifier is controlled when being in this purification work position, the utility model discloses tap water purifier is controlled and is in its purification operating condition. Accordingly, when the control valve 10 of the faucet water purifier according to the embodiment of the present invention is controlled to be at the purification position, the raw water inlet 1103, the first communication channel 1001 and the first opening 1101 of the control valve 10 form the first raw water supply channel, so that raw water is provided to the raw water channel 2101 of the filter device 20 through the first raw water supply channel and the first communication opening 201 of the filter device 20, and purified water generated by the filter device 20 is provided through the purified water outlet 2201 of the primary filter element 22 and the first water outlet 100. Alternatively, raw water may also be supplied to the raw water passage 2101 of the filter device 20 through the second communication opening 202 of the filter device 20.

As shown in fig. 10A to 11C and 15B of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention further has a flushing position, wherein when the control valve 10 is located at the flushing position, the valve core 12 of the control valve 10 forms a second communicating channel 1002 and a third communicating channel 1003, wherein the second communicating channel 1002 is respectively communicated with the second opening 1102 and the raw water inlet 1103 of the valve body 11, and the third communicating channel 1003 is respectively communicated with the first opening 1101 and the drain opening 1107 of the valve body 11. Accordingly, when the control valve 10 is in the forward flushing operation position, raw water or tap water flows into the raw water inlet 1103 of the valve body 11 of the control valve 10 through the second communication channel 1002 to the second opening 1102 of the valve body 11 and further flows into the raw water channel 2101 of the filter device 20 through the second communication opening 202 of the filter device 20 under the action of water pressure, and sewage generated after forward flushing the outer surface of the primary filter element 22 flows into the first communication opening 201. At this time, since the first opening 1101 and the drainage opening 1107 of the valve body 11 are communicated through the third communicating channel 1003, the sewage generated by flushing the outer surface of the primary filter element 22 with the raw water flows out from the first communicating opening 201, and flows through the first opening 1101, the third communicating channel 1003 and the drainage opening 1107 in sequence, so that the sewage generated by flushing the primary filter element 22 with the raw water can be discharged through the drainage opening 1107. It can be understood that when according to the utility model discloses this control valve 10 of this tap water purifier is controlled to be in this in the same direction as when washing the work position, the utility model discloses tap water purifier is controlled to be in its in the same direction as washing operating condition. Correspondingly, when the control valve 10 of the faucet water purifier according to the embodiment of the present invention is controlled to be at the flushing position, the raw water inlet 1103, the second communicating channel 1002 and the second opening 1102 of the control valve 10 form the second raw water supplying channel, and the first opening 1101, the third communicating channel 1003 and the sewage discharging opening 1107 of the control valve 10 form the first sewage discharging channel, so that the raw water is supplied to the raw water channel 2101 of the filtering device 20 through the second raw water supplying channel, the second communicating opening 202 of the filtering device 20 and the sewage is discharged through the first communicating opening 201 and the first sewage discharging channel of the filtering device 20. Alternatively, the raw water may be supplied to the raw water passage 2101 of the filter device 20 through the first communication opening 201 of the filter device 20, and the sewage is discharged through the second communication opening 202 and the first sewage passage of the filter device 20.

As shown in fig. 10A to 11C and 15C of the drawings, the valve body 11 of the control valve 10 of the faucet water purifier according to the embodiment of the present invention further has a first raw water opening 1105, wherein the control valve 10 further has a first raw water supply operation position, wherein when the control valve 10 is located at the first raw water supply operation position, the valve core 12 of the control valve 10 forms a fourth communication channel 1004, wherein the fourth communication channel 1004 is respectively communicated with the first raw water opening 1105 and the raw water inlet 1103 of the valve body 11. Accordingly, when the control valve 10 is at the first raw water supply operation position, raw water or tap water flows from the raw water inlet 1103 of the valve body 11 of the control valve 10 to the first raw water opening 1105 of the valve body 11 through the fourth communication passage 1004 by water pressure, so that raw water is supplied through the first raw water opening 1105. It can be understood that when the control valve 10 of the faucet water purifier according to the embodiment of the present invention is controlled to be at the first raw water supply working position, the faucet water purifier is controlled to be in the first raw water supply working state.

As shown in fig. 10A to 11C and 15D of the drawings, the valve body 11 of the control valve 10 of the faucet water purifier according to the embodiment of the present invention further has a second raw water opening 1106, wherein the control valve 10 further has a second raw water supply position, wherein when the control valve 10 is located at the second raw water supply position, the valve core 12 of the control valve 10 forms a fifth communication channel 1005, wherein the fifth communication channel 1005 is respectively communicated with the second raw water opening 1106 and the raw water inlet 1103 of the valve body 11. Accordingly, when the control valve 10 is at the second raw water supply operation position, raw water or tap water flows from the raw water inlet 1103 of the valve body 11 of the control valve 10 to the second raw water opening 1106 of the valve body 11 through the fifth communication passage 1005 under the hydraulic pressure, so that raw water is supplied through the second raw water opening 1106. It can be understood that when the control valve 10 of the faucet water purifier according to the embodiment of the present invention is controlled to be at the second raw water supply working position, the faucet water purifier is controlled to be in the second raw water supply working state.

As shown in fig. 14A to 14F and fig. 16A to 16D of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention is a planar valve, wherein the valve core 12 of the planar valve 10 further includes a fixed valve plate 121 and a movable valve plate 122, wherein the fixed valve plate 121 has a first fluid control surface 1210, the movable valve plate 122 has a second fluid control surface 1220, wherein the movable valve plate 122 and the fixed valve plate 121 are both disposed in the valve cavity 110, wherein the second fluid control surface 1220 of the movable valve plate 122 is disposed on the first fluid control surface 1210 of the fixed valve plate 121, and the movable valve plate 122 is disposed to be capable of rotating relative to the fixed valve plate 121. Preferably, the raw water inlet 1103 communicates with the valve chamber 110 of the valve body 11.

As shown in fig. 10A to 17D of the drawings, the flat valve 10 of the faucet water purifier according to the embodiment of the present invention has a first channel 101, a second channel 102, a third channel 103 and a fourth channel 104, wherein the first channel 101 and the second channel 102 are respectively disposed on the fixed valve plate 121 and respectively extend from the first fluid control surface 1210 of the fixed valve plate 121; the third channel 103 and the fourth channel 104 are respectively disposed on the movable valve plate 122 and respectively extend from the second fluid control surface 1220 of the movable valve plate 122, wherein the first channel 101 is communicated with the first opening 1101, the second channel 102 is communicated with the second opening 1102, and the third channel 103 is communicated with the raw water inlet 1103. Preferably, the raw water inlet 1103 and the third passage 103 are respectively communicated with the valve chamber 110, so that the third passage 103 is communicated with the raw water inlet 1103. More preferably, the fourth channel 104 of the movable valve plate 122 is preferably a blind via hole.

As shown in fig. 15A and 17A of the drawings, when the movable valve plate 122 of the flat valve 10 of the faucet water purifier according to the embodiment of the present invention can rotate relative to the fixed valve plate 121, so that the flat valve 10 is located at the purification position, the third channel 103 of the flat valve 10 is communicated with the first channel 101, thereby forming the first communicating channel 1001 respectively communicated with the raw water inlet 1103 and the first opening 1101. As shown in fig. 17A of the drawings, when the flat valve 10 of the faucet water purifier according to the embodiment of the present invention is in the purifying operation position, the second channel 102 of the flat valve 10 is blocked by the movable valve plate 122, that is, since the second channel 102 is blocked by the movable valve plate 122, the water flow of the second opening 1102 and the second communication opening 202 of the filtering device 20 is blocked.

As shown in fig. 15B and 17B of the drawings, the flat valve 10 of the faucet water purifier according to the embodiment of the present invention further has a drainage channel 107, the drainage channel 107 is disposed on the fixed valve plate 121 and extends from the first fluid control surface 1210 of the fixed valve plate 121, and the drainage channel 107 is communicated with the drainage opening 1107. According to the utility model discloses when this plane valve 10 of this tap water purifier is in this along washing the position, this third passageway 103 and this second passageway 102 of this plane valve 10 are linked together to form this second intercommunication passageway 1002 that is linked together with this raw water import 1103 and this second opening 1102 respectively, this fourth passageway 104 is linked together with this first passageway 101 and this sewage pipes 107 respectively, thereby form this third intercommunication passageway 1003 that is linked together with this first opening 1101 and this sewage pipes 1107 respectively.

As shown in fig. 15C and 17C of the drawings, the flat valve 10 of the faucet water purifier according to the embodiment of the present invention further has a first raw water channel 105, wherein the first raw water channel 105 is disposed on the fixed valve plate 121 and extends from the first fluid control surface 1210 of the fixed valve plate 121, wherein the first raw water channel 105 is communicated with the first raw water opening 1105, wherein when the flat valve 10 of the faucet water purifier according to the embodiment of the present invention is at the first raw water supply working position, the third channel 103 of the flat valve 10 is communicated with the first raw water channel 105, thereby forming the fourth communication channel 1004 respectively communicated with the raw water inlet 1103 and the first raw water opening 1105. When the surface valve 10 is at the first raw water supply operation position, the first passage 101 and the drain opening 1107 of the surface valve 10 are blocked by the movable valve plate 122 of the surface valve 10.

As shown in fig. 15D and 17D of the drawings, the flat valve 10 of the faucet water purifier according to the embodiment of the present invention further has a second raw water channel 106, wherein the second raw water channel 106 is disposed on the fixed valve plate 121 and extends from the first fluid control surface 1210 of the fixed valve plate 121, wherein the second raw water channel 106 is communicated with the second raw water opening 1106, and when the flat valve 10 of the faucet water purifier according to the embodiment of the present invention is in the second raw water supply working position, the third channel 103 of the flat valve 10 is communicated with the second raw water channel 106, so as to form the fifth communication channel 1005 respectively communicated with the raw water inlet 1103 and the second raw water opening 1106. When the surface valve 10 is at the second raw water supply working position, the first passage 101 and the first raw water passage 105 of the surface valve 10 are blocked (or closed) by the movable valve plate 122, respectively. It can be understood that, when the flat valve 10 is at the first raw water supply operation level, the second raw water passage 106 and the second passage 102 of the flat valve 10 are further covered by the movable valve plate 122 of the flat valve 10.

As shown in fig. 14A to 14F and fig. 16A to 16D of the drawings, the first fluid control surface 1210 of the fixed valve plate 121 of the faucet water purifier 10 according to the embodiment of the present invention forms a central portion 12101 and an edge portion 12102 extending outward from the central portion 12101, and the first channel 101, the sewage channel 107, the second channel 102, the second raw water channel 106 and the first raw water channel 105 of the planar valve 10 are arranged clockwise in this order on the edge portion 12102 of the first fluid control surface 1210 of the fixed valve plate 121. Alternatively, the first passage 101, the trapway 107, the second passage 102, the second raw water passage 106, and the first raw water passage 105 of the flat valve 10 may be arranged counterclockwise in this order at the edge portion 12102 of the first fluid control surface 1210 of the stationary plate 121. Preferably, the first channel 101, the trapway 107, the second channel 102, the second raw water channel 106, and the first raw water channel 105 of the flat valve 10 are separately disposed at the first fluid control surface 1210 of the fixed valve plate 121; the third channel 103 and the fourth channel 104 of the flat valve 10 are separately disposed at the second fluid control surface 1220 of the movable valve plate 122.

As shown in fig. 10A to 11D of the drawings, the first opening 1101 and the second opening 1102 of the flat valve 10 of the faucet water purifier according to the embodiment of the present invention are disposed on the same side of the valve body 11 of the flat valve 10, and the first raw water opening 1105 and the second raw water opening 1106 are disposed on the same side of the valve body 11 of the flat valve 10.

As shown in fig. 14A to 17D of the drawings, the first fluid control surface 1210 of the fixed valve plate 121 of the planar valve 10 of the faucet water purifier according to the embodiment of the present invention has a central portion 12101 shown by a dotted line in the drawings and an edge portion 12102 extending outward from the central portion 12101, wherein the central portion 12101 and the edge portion 12102 are disposed at the top end portion 1214 of the fixed valve plate 121, and the edge portion 12102 (or the portion other than the central portion 12101) of the first fluid control surface 1210 is divided into a first portion 1201, a second portion 1202, a third portion 1203, a fourth portion 1204 and a fifth portion 1205 shown by dotted lines; the second fluid control surface 1220 of the movable plate 122 of the flat valve 10 has a central area 12201 shown by a dashed line in the figure and an edge area 12202 extending outward from the central area 12201, wherein the central area 12201 and the edge area 12202 are disposed at the bottom end 1221 of the movable plate 122, and the edge area 12202 (the portion outside the central area 12201) of the second fluid control surface 1220 is equally divided into a first area 2001, a second area 2002, a third area 2003, a fourth area 2004 and a fifth area 2005 shown by dashed lines; wherein the first passage 101 extends downward from the first portion 1201 of the first fluid control surface 1210 of the fixed valve plate 121, the trapway 107 extends downward from the second portion 1202 of the first fluid control surface 1210 of the fixed valve plate 121, the second passage 102 extends downward from the third portion 1203 of the first fluid control surface 1210 of the fixed valve plate 121, the second raw water passage 106 extends downward from the fourth portion 1204 of the first fluid control surface 1210 of the fixed valve plate 121, the first raw water passage 105 extends downward from the fifth portion 1205 of the first fluid control surface 1210 of the fixed valve plate 121, the third passage 103 extends upward from the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122, the fourth passage 104 extends upward from the fourth area 2004 and the fifth area 2005 of the second fluid control surface 1220 of the movable valve plate 122, as shown in fig. 14A to 17D of the drawings, preferably, the edge portion 12102 of the first fluid control surface 1210 is divided clockwise equally into the first portion 1201, the second portion 1202, the third portion 1203, the fourth portion 1204 and the fifth portion 1205, and the edge region 12202 of the second fluid control surface 1220 of the movable plate 122 of the flat valve 10 is divided clockwise equally into the first region 2001, the second region 2002, the third region 2003, the fourth region 2004 and the fifth region 2005. In other words, the first fluid control surface 1210 of the fixed valve plate 121 of the planar valve 10 forms five equal parts, and the second fluid control surface 1220 of the movable valve plate 122 of the planar valve 10 forms five equal parts, wherein when the movable valve plate 122 of the planar valve 10 is rotated until the first equal part (the first region 2001) of the second fluid control surface 1220 of the movable valve plate 122 faces the first equal part (the first portion 1201) of the first fluid control surface 1210 of the fixed valve plate 121, the fourth equal part and the fifth equal part (the fourth region 2004 and the fifth region) of the second fluid control surface 1220 of the movable valve plate 122 of the planar valve 10 face the fourth equal part and the fifth equal part (the fourth region 1204 and the fifth region 1205) of the first fluid control surface 1210 of the fixed valve plate 121, respectively, so that the third channel 103 of the planar valve 10 communicates with the first channel 101, the fourth channel 104 is respectively communicated with the first raw water channel 105 and the second raw water channel 106 to allow raw water to flow into the raw water channel 2101 of the filter device 20 from the raw water inlet 1103, the third channel 103, the first channel 101, the first opening 1101 and the first communication opening 201, and after the raw water flowing into the raw water channel 2101 is filtered by the primary filter element 22, the produced purified water flows out from the purified water outlet 2201 of the primary filter element 22 and is provided through the first water outlet 100. Accordingly, the faucet water purifier is in the purification working position at the moment. Wherein when the movable valve plate 122 of the planar valve 10 is rotated to the position that the first partition (the first area 2001) of the second fluid control surface 1220 of the movable valve plate 122 faces the fifth partition (the fifth part 1205) of the first fluid control surface 1210 of the fixed valve plate 121, the fourth partition and the fifth partition (the fourth area 2004 and the fifth area 2005) of the second fluid control surface 1220 of the movable valve plate 122 of the planar valve 10 face the third partition and the fourth partition (the third part 1203 and the fourth part 1204) of the first fluid control surface 1210 of the fixed valve plate 121, respectively, so that the third channel 103 of the planar valve 10 communicates with the first raw water channel 105, the fourth channel 104 communicates with the second channel 102 and the second raw water channel 106, respectively, to allow raw water to flow in from the raw water inlet port, the second raw water channel 103, the first raw water channel 105, and then flows out through the first raw water opening 1105 and is supplied. Accordingly, the faucet water purifier is at the first raw water supply working position at the moment. Wherein when the movable valve plate 122 of the flat valve 10 is rotated to the position that the first partition (the first area 2001) of the second fluid control surface 1220 of the movable valve plate 122 faces the fourth partition (the fourth section 1204) of the first fluid control surface 1210 of the fixed valve plate 121, the fourth partition and the fifth partition (the fourth area 2004 and the fifth area 2005) of the second fluid control surface 1220 of the movable valve plate 122 of the flat valve 10 face the second partition and the third partition (the second section 1202 and the third section 1203) of the first fluid control surface 1210 of the fixed valve plate 121, respectively, so that the third passage 103 of the flat valve 10 communicates with the second raw water passage 106, and the fourth passage 104 communicates with the drain passage 107 and the second passage 102, respectively, to allow raw water to flow in from the raw water inlet 1103, the third passage 103, and the second raw water passage 106, and then flows out through the second raw water opening 1106 and is supplied. Accordingly, the faucet water purifier is at the second raw water supply working position at this time. Wherein when the movable valve plate 122 of the planar valve 10 is rotated to the position where the first partition (the first area 2001) of the second fluid control surface 1220 of the movable valve plate 122 faces the third partition (the third portion 1203) of the first fluid control surface 1210 of the fixed valve plate 121, the fourth partition and the fifth partition (the fourth area 2004 and the fifth area 2005) of the second fluid control surface 1220 of the movable valve plate 122 of the planar valve 10 face the first partition and the second partition (the first portion 1201 and the second portion 1202) of the first fluid control surface 1210 of the fixed valve plate 121, respectively, such that the third channel 103 of the planar valve 10 is communicated with the second channel 102, and the fourth channel 104 is communicated with the first channel 101 and the blowdown channel 107, respectively, to allow raw water to flow from the raw water inlet 1103, the third channel 103, the second channel 102, the second opening 1102, and the second opening 1102, The second communicating opening 202 is introduced into the raw water passage 2101 of the filter apparatus 20, and after the raw water is flushed in a forward direction by the water pressure on the outer surface of the primary filter element 22, the generated sewage flows toward the first communicating opening 201 and is then discharged through the first opening 1101, the first passage 101, the fourth passage 104, the sewage passage 107 and the sewage opening 1107. Accordingly, the faucet water purifier is in the forward flushing working position at the moment.

It should be noted that, as shown in fig. 14A to 17D of the accompanying drawings, when a user needs to switch the faucet water purifier according to the embodiment of the present invention from the purification operation state to the first raw water supply operation state, the user only needs to rotate the movable valve plate 122 of the flat valve 10 counterclockwise by an equal angle, so that the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122 faces the fifth portion 1205 of the first fluid control surface 1210 of the fixed valve plate 121; when the user needs to switch the faucet water purifier according to the embodiment of the present invention from the first raw water supplying operation state to the second raw water supplying operation state, the user only needs to rotate the movable valve plate 122 of the planar valve 10 counterclockwise again by an equal angle, so that the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122 is directly opposite to the fourth portion 1204 of the first fluid control surface 1210 of the fixed valve plate 121; when the user needs to switch the faucet water purifier according to the embodiment of the present invention from the second raw water supplying operation state to the flushing operation state, the user only needs to rotate the movable valve plate 122 of the flat valve 10 counterclockwise by an equal angle again, so that the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122 is directly facing the third portion 1203 of the first fluid control surface 1210 of the fixed valve plate 121. In other words, the utility model discloses the structure of this plane valve 10 of leading water purifier makes four operating condition continuous distributions of purification operating condition, first raw water supply operating condition, second raw water supply operating condition and in the same direction as washing operating condition of this leading water purifier, thereby makes the utility model discloses the purification operating condition of leading water purifier, first raw water supply operating condition, second raw water supply operating condition and in the same direction as the switching between the adjacent operating condition of washing operating condition need only rotate this plane valve 10 should move valve block 122 an equant angle and can realize promptly. The utility model discloses the switching mode between four operating condition of this tap water purifier of the structure decision of this plane valve 10 of tap water purifier will make the utility model discloses switching between four operating condition of tap water purifier more accords with user's use custom and is difficult for making the user when switching between operating condition, because of the turned angle is different, and leads to the mistake and switches operating condition. It can be understood that, since the edge portion 12102 five times of the first fluid control surface 1210 of the planar valve 10 of the faucet water purifier according to the embodiment of the present invention is equal to the edge portion 12202 five times of the second fluid control surface 1220 of the movable valve plate 122 of the planar valve 10, accordingly, the present invention discloses a faucet water purifier, every time an operating state is switched, the movable valve plate 122 of the planar valve 10 rotates 72 degrees. Optionally, the edge portion 12102 of the first fluid control surface 1210 is divided into the first portion 1201, the second portion 1202, the third portion 1203, the fourth portion 1204 and the fifth portion 1205 equally counterclockwise, and the edge region 12202 of the second fluid control surface 1220 of the movable plate 122 of the flat valve 10 is divided into the first region 2001, the second region 2002, the third region 2003, the fourth region 2004 and the fifth region 2005 equally counterclockwise. At this moment, the utility model discloses the structure of this plane valve 10 of leading water purifier makes four operating condition continuous distributions of operating condition in the same direction as of washing operating condition, second raw water supply operating condition, first raw water supply operating condition and purification operating condition of this leading water purifier, thereby makes the utility model discloses the switching between the adjacent operating condition of the operating condition in the same direction as of washing operating condition, second raw water supply operating condition, first raw water supply operating condition and purification operating condition of leading water purifier, only need to rotate this valve block 122 one of this plane valve 10 equally divide the angle and can realize.

As shown in fig. 12B to 12D of the drawings, the faucet water purifier according to the embodiment of the present invention further includes a baffle 30, wherein the baffle 30 is disposed between the base 24 of the filtering device 20 and the valve body 11 of the flat valve 10, wherein the baffle 30 has a first guiding through hole 301 and a second guiding through hole 302, wherein the first guiding through hole 301 has a first guiding opening 3011 and a second guiding opening 3012, the second guiding through hole 302 has a third guiding opening 3021 and a fourth guiding opening 3022, wherein the baffle 30 further has a first side 31 and a second side 32, wherein the first guiding opening 3011 and the third guiding opening 3021 are disposed on the first side 31 of the baffle 30, the second guiding opening 3012 and the fourth guiding opening 3022 are disposed on the second side 32 of the baffle 30, wherein the first side 31 of the baffle 30 is disposed toward the valve body 11 and the second side 32 is disposed toward the pedestal 24. Further, the first pilot port 3011 is disposed and adapted to communicate with the first opening 1101 of the valve body 11, the third pilot port 3021 is disposed and adapted to communicate with the second opening 1102, the second pilot port 3012 is disposed and adapted to communicate with the first communication opening 201 of the filter device 20, and the fourth pilot port 3022 is disposed and adapted to communicate with the second communication opening 202. In other words, the first guiding through hole 301 of the guiding plate 30 is respectively communicated with the first opening 1101 and the first communicating opening 201, and the second guiding through hole 302 is respectively communicated with the second opening 1102 and the second communicating opening 202. Preferably, the first communication opening 201 and the second communication opening 202 of the filter device 20 are preferably disposed on the same side of the filter device 20, so that the first guide through hole 301 and the second guide through hole 302 of the guide plate 30 communicate with the first communication opening 201 and the second communication opening 202 of the filter device 20, respectively. More preferably, the baffle 30 is made of a sealing material to be capable of being water-tightly disposed between the seat 24 of the filter device 20 and the control valve 10, thereby functioning to water-tightly seal the connection between the seat 24 of the filter device 20 and the valve body 11 of the control valve 10.

As shown in fig. 2, 10C and 12B to 12D of the drawings, the baffle 30 of the faucet water purifier according to the embodiment of the present invention further has a positioning protrusion 33, wherein the positioning protrusion 33 is preferably disposed on the first side 31, wherein the positioning protrusion 33 is configured to engage with a positioning groove 34 disposed on the valve body 11, thereby helping the baffle 30 to be correctly disposed between the valve body 11 of the control valve 10 and the base 24 of the filtering device 20. It can be understood that when the positioning protrusion 33 of the baffle 30 is properly engaged with the positioning groove 34 provided in the valve body 11, the first flow guide port 3011 is communicated with the first opening 1101 of the valve body 11, the third flow guide port 3021 is communicated with the second opening 1102, the second flow guide port 3012 is communicated with the first communication opening 201 of the filter device 20, and the fourth flow guide port 3022 is communicated with the second communication opening 202. It should be noted that the guide plate 30 of the faucet water purifier of the present invention will significantly reduce the difficulty of manufacturing the base 24 of the filtering device 20 of the faucet water purifier of the present invention. As shown in fig. 2, fig. 10C and fig. 12B to fig. 12D of the drawings, the distribution and shape of the first opening 1101 and the second opening 1102 of the valve body 11 of the control valve 10 of the faucet water purifier of the present invention are irregular in the valve body 11, which makes it difficult to mutually fit and communicate the first communicating opening 201 and the second communicating opening 202 of the filtering device 20 with the first opening 1101 and the second opening 1102. Furthermore, if the base 24 of the filter device 20 is in direct communication with the valve body 11, the distribution and shape of the first and second openings 1101 and 1102 of the valve body 11 on the valve body 11 determine the distribution and shape of the first and second communication openings 201 and 202 of the filter device 20 on the base 24 thereof, which results in a significant increase in the difficulty of manufacturing the base 24 of the filter device 20. The utility model discloses this guide plate 30 that tap water purifier adopted is set up this first water conservancy diversion mouth 3011 of its first side 31 and is suitable for being linked together with this first opening 1101 of this valve body 11, this third water conservancy diversion mouth 3021 is suitable for being linked together with this second opening 1102, this second water conservancy diversion mouth 3012 set up at its second side 32 is suitable for being linked together with this first intercommunication opening 201 of this filter equipment 20, this fourth water conservancy diversion mouth 3022 is suitable for being linked together with this second intercommunication opening 202, make things convenient for this first intercommunication opening 201 of this filter equipment 20, this second intercommunication opening 202 and this first opening 1101, this second opening 1102 is mutually supported and communicates. In addition, the above structure of the guide plate 30 adopted in the faucet water purifier of the present invention also enables the base 24 of the filtering device 20 and the valve body 11 of the control valve 10 of the faucet water purifier of the present invention to be separately manufactured, and the distribution and shape of the first communicating opening 201 and the second communicating opening 202 of the filtering device 20 on the base 24 are not limited by the distribution and shape of the first opening 1101 and the second opening 1102 of the valve body 11 on the valve body 11. This reduces the difficulty of manufacturing the base 24 of the filter device 20.

As shown in fig. 12A and 13A to 14F of the drawings, the stationary plate 121 of the valve element 12 of the flat valve 10 of the faucet water purifier according to the embodiment of the present invention includes a high end portion 1211, a low end portion 1212, and a fixing portion 1213 disposed between the high end portion 1211 and the low end portion 1212, wherein the high end portion 1211 forms the first fluid control surface 1210 of the stationary plate 121, and the low end portion 1212 is disposed in the valve cavity 110 of the valve body 11. Preferably, the lower end portion 1212 of the stationary plate 121 of the valve element 12 of the faucet water purifier 10 of the present invention is integrally formed with the inner wall of the valve body 11 of the planar valve 10.

As shown in fig. 12A and 13A to 14F of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention further includes a fixing device 40, wherein the fixing device 40 comprises a fixing bracket 41, a first snap-in member 42 and a second snap-in member 43, wherein the fixing support 41 of the fixing device 40 has a receiving chamber 410 and at least one water inlet opening 401, wherein the water inlet opening 401 is respectively communicated with the raw water inlet 1103 and the receiving chamber 410 of the valve body 11, wherein the first engaging member 42 is disposed on the fixing portion 1213 of the fixing plate 121, the second engaging member 43 is disposed on the fixing bracket 41, wherein the first snap-in member 42 and the second snap-in member 43 are arranged and adapted to snap-in with each other, so that the fixing portion 1213 of the fixed valve plate 121 can be fixed to the fixing bracket 41 by the first and second engaging members 42 and 43. Further, the water inlet opening 401 and the raw water inlet 1103 of the fixing bracket 41 are both communicated with the valve chamber 110 of the valve body 11, so that the accommodating chamber 410 of the fixing bracket 41 is communicated with the raw water inlet 1103 of the valve body 11 through the water inlet opening 401 and the valve chamber 110 of the valve body 11, and raw water can flow into the accommodating chamber 410 of the fixing bracket 41 from the raw water inlet 1103 of the valve body 11. As shown in fig. 12A and 13A to 13B of the drawings, the accommodating chamber 410 of the fixing bracket 41 of the fixing device 40 of the faucet water purifier according to the embodiment of the present invention is configured to accommodate the high end 1211 of the fixed valve plate 121 and the movable valve plate 122 therein, and the third channel 103 of the flat valve 10 is configured to communicate with the accommodating chamber 410 of the fixing bracket 41, so that raw water can be provided to the third channel 103 of the flat valve 10 through the water inlet opening 401 and the accommodating chamber 410 of the fixing bracket 41. In other words, the third passage 103 of the flat valve 10 communicates with the raw water inlet 1103 of the valve body 11 through the receiving chamber 410 of the fixing bracket 41, the water inlet opening 401, the valve chamber 110 of the valve body 11. As shown in fig. 12A and fig. 13A to 13B of the drawings, further, the high end portion 1211 of the fixed valve plate 121 is adapted to be detachably clamped to the fixing portion 1213 of the fixed valve plate 121, and the fixing portion 1213 of the fixed valve plate 121 is adapted to be detachably clamped to the low end portion 1212 of the fixed valve plate 121, so that the high end portion 1211 of the fixed valve plate 121 cannot rotate relative to the fixing portion 1213, and the fixing portion 1213 of the fixed valve plate 121 cannot rotate relative to the low end portion 1212.

It should be noted that, the high end 1211 of the fixed valve plate 121 of the valve core 12 of the faucet water purifier 10 of the present invention is detachably connected to the fixing portion 1213 of the fixed valve plate 121, the fixing portion 1213 of the fixed valve plate 121 is detachably connected to the low end 1212 of the fixed valve plate 121, and the high end 1211 and the movable valve plate 122 of the fixed valve plate 121 are accommodated in the accommodating chamber 410 of the fixing bracket 41, so that the high end 1211, the fixing portion 1213 and the movable valve plate 122 of the fixed valve plate 121 can be integrated together through the fixing bracket 41, the first connecting member 42 and the second connecting member 43 of the fixing device 40. In particular, since the high end portion 1211 of the fixed valve plate 121 forms the first fluid control surface 1210 of the fixed valve plate 121, and the high end portion 1211 of the fixed valve plate 121 is detachably clamped to the fixing portion 1213 of the fixed valve plate 121, the high end portion 1211 can be manufactured separately and the side surface of the high end portion 1211 facing the movable valve plate 122 can be easily processed, such as polished, to form the first fluid control surface 1210. However, if the fixed valve plate 121 of the valve element 12 of the faucet water purifier of the present invention is fixedly disposed on the valve body 11, or the fixed valve plate 121 of the valve element 12 of the faucet water purifier 10 is integrally formed with the valve body 11, the side of the high end 1211 of the fixed valve plate 121 of the valve element 12 of the faucet water purifier 10 facing the movable valve plate 122 is difficult to process and obtain the first fluid control surface 1210.

As shown in fig. 2, 12A and 13A to 13B of the drawings, the first engaging member 42 of the fixing device 40 of the faucet water purifier according to the embodiment of the present invention includes a set of hooks 421 disposed on the sidewall of the fixing portion 1213 of the fixing plate 121, and the second engaging member 43 has a set of engaging grooves 430, wherein the hooks 421 of the first engaging member 42 are adapted to engage with the engaging grooves 430 of the second engaging member 43, so as to engage the first engaging member 42 and the second engaging member 43 together. Optionally, the first engaging member 42 has a set of engaging grooves 430 disposed on the sidewall of the fixing portion 1213 of the fixing plate 121, and the second engaging member 43 has a set of hooks 421 disposed on the fixing bracket 41, wherein the hooks 421 of the second engaging member 43 are adapted to engage with the engaging grooves 430 of the first engaging member 42. In other words, the hook 421 of the fixing device 40 is disposed on the fixing bracket 41, and the catching groove 430 is disposed on the sidewall of the fixing portion 1213 of the fixing plate 121. Further, the fixing device 40 has a set of guiding grooves 400 and a set of guiding members 45, wherein the guiding grooves 400 are respectively disposed on the side walls of the fixing portion 1213 of the fixing plate 121, the guiding members 45 are disposed on the second engaging member 43 and extend from the second engaging member 43, wherein the guiding members 45 are respectively disposed opposite to the engaging grooves 430, and the width of the guiding members 45 is not greater than the width of the guiding grooves 400, so that the first engaging member 42 and the second engaging member 43 can be engaged with each other under the guiding of the guiding grooves 400 and the guiding members 45.

As shown in fig. 2, 12A and 13A to 13B of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention further includes a driving assembly 6, wherein the driving assembly 6 is configured to drive the movable valve plate 122 of the planar valve 10 to rotate relative to the fixed valve plate 121. As shown in fig. 2, 12A and 13A-13B of the drawings, for example, the driving assembly 6 includes a valve rod 60, the fixing bracket 41 further has an operation opening 402, wherein the operation opening 402 is communicated with the accommodating chamber 410 of the fixing bracket 41, wherein the valve rod 60 has a driving end 61 and an operation end 62 extending from the driving end 61, wherein the driving end 61 of the valve rod 60 is disposed in the accommodating chamber 410 of the fixing bracket 41, and the operation end 62 of the valve rod 60 extends from the driving end 61 and passes out of the accommodating chamber 410 of the fixing bracket 41 through the operation opening 402 of the fixing bracket 41. Accordingly, when the operating end 62 of the valve rod 60 is operated to rotate, the driving end 61 is driven to rotate and further drives the movable valve plate 122 to rotate, so that the planar valve 10 is controlled to be in the corresponding working position. Accordingly, the high end 1211, the fixing portion 1213, the movable valve plate 122 and the valve rod 60 of the fixed valve plate 121 can be integrated together through the fixing bracket 41, the first clip member 42 and the second clip member 43 of the fixing device 40, so as to reduce the difficulty of manufacturing the fixed valve plate 121 and the difficulty of assembling the high end 1211, the fixing portion 1213, the movable valve plate 122 and the valve rod 60 of the fixed valve plate 121 into the valve cavity 110 of the valve body 11. It can be understood that the manner of integrating the high end 1211, the fixing portion 1213, the movable valve plate 122 and the valve stem 60 of the fixed valve plate 121 via the fixing bracket 41, the first engaging member 42 and the second engaging member 43 of the fixing device 40 also facilitates the automatic assembly and production of the flat valve 10 by the high end 1211, the fixing portion 1213, the movable valve plate 122 and the valve stem 60 of the fixed valve plate 121. Further, the outer diameter of the driving end 61 of the valve rod 60 is smaller than the inner diameter of the containing chamber 410 of the fixed bracket 41 and larger than the inner diameter of the operation opening 402 of the fixed bracket 41, and the outer diameter of the operation end 62 of the valve rod 60 is smaller than the inner diameter of the operation opening 402 of the fixed bracket 41, so that the fixed bracket 41 can press against the driving end 61 of the valve rod 60 under the action of an external force, so that the movable valve plate 122 can press against the high end 1211 of the fixed valve plate 121 and the second fluid control surface 1220 of the movable valve plate 122 is disposed on the first fluid control surface 1210 of the fixed valve plate 121 under the action of the driving end 61 of the valve rod 60.

It is understood that the driving assembly 6 can be any mechanism or component capable of driving the movable plate 122 of the flat valve 10 to rotate relative to the fixed plate 121. For example, the driving assembly 6 may also be a gear set for driving the movable valve plate 122 of the flat valve 10 to rotate relative to the fixed valve plate 121, wherein the gear set includes a driving gear and a driven gear disposed on the sidewall of the movable valve plate 122, and the driving gear is engaged with the driven gear of the movable valve plate 122, so that a user or an operator can drive the movable valve plate 122 to rotate relative to the fixed valve plate 121 by rotating the driving gear. For example, the driving assembly 6 may also include a driving rod disposed on the movable plate 122 of the planar valve 10 and parallel to the second fluid control surface 1220 of the movable plate 122. The user can drive the movable valve plate 122 to rotate relative to the fixed valve plate 121 through the driving rod of the driving assembly 6. As shown in fig. 2 of the drawings, the fixing device 40 of the faucet water purifier according to the embodiment of the present invention further includes a fixing member 44, wherein the fixing member 44 is disposed to press against the fixing bracket 41, and the fixing member 44 is disposed to be adapted to be fixed to the valve body 11 of the flat valve 10. Accordingly, the fixing bracket 41 is held in the valve chamber 110 of the valve body 11 by the fixing member 44.

As shown in fig. 2, 12A, 13B and 13H of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention further includes a positioning assembly 50, wherein the positioning assembly 50 has a limit element 51 and a reset element 52 disposed at the limit element 51, a set of arc-shaped limit grooves 501 disposed at the inner wall of the fixing bracket 41 and an operation chamber 502 disposed at the driving end 61 of the valve rod 60, wherein the limit element 51 and the reset element 52 are both disposed in the operation chamber 502, and the reset element 52 is disposed between the limit element 51 and the driving end 61, so that when the driving end 61 of the valve rod 60 is rotated and the limit element 51 faces the limit groove 501, the limit element 51 will be under the reset force (or elastic force) of the reset element 52, moves into the retaining groove 501; at this time, when the driving end 61 of the valve stem 60 is continuously rotated so that the fixing bracket 41 presses the stopper member 51 to retract the stopper member 51 into the operating chamber 502, the driving end 61 of the valve stem 60 can be easily rotated and the stopper member 51 can be kept retracted into the operating chamber 502 by the pressing of the fixing bracket 41. It can be understood that the driving end 61 of the valve rod 60 is rotated so that the position-limiting element 51 is opposite to the position-limiting groove 501, so that when the position-limiting element 51 moves into the position-limiting groove 501, the flat valve 10 is maintained at a corresponding working position, and the faucet water purifier of the present invention is in a corresponding working state. It will be appreciated that the return element 52 is a return spring. Optionally, the reset element 52 is a reset spring. Preferably, the position-limiting element 51 is configured to engage with the position-limiting groove 501, so that the position-limiting element 51 can be stably retained in the position-limiting groove 501 when the valve rod 60 is driven to rotate in the absence of proper external force.

As shown in fig. 2 and 13A to 13G of the drawings, the flat valve 10 of the faucet water purifier according to the embodiment of the present invention further includes a sealing assembly 13, wherein the sealing assembly 13 has a first sealing member 131, wherein the first sealing member 131 is disposed between the high end 1211 of the stationary plate 121 and the fixing portion 1213. Further, the first sealing member 131 has a plurality of first sealing strips 1311, the fixing portion 1213 of the fixing plate 121 has a set of first sealing grooves 12130, wherein the first sealing grooves 12130 are disposed around the first channel 101, the drain channel 107, the second channel 102, the second raw water channel 106 and the first raw water channel 105 of the fixing plate 121, respectively, and the first sealing strips 1311 of the first sealing member 131 are disposed in the first sealing grooves 12130 of the fixing portion 1213, so that the first sealing strips 1311 of the first sealing member 131 can be engaged with the first sealing grooves 12130 of the fixing portion 1213 and achieve sealing between the high end 1211 of the fixing plate 121 and the fixing portion 1213. It is understood that the first sealing groove 12130 is formed at a side of the fixing portion 1213 toward the high end 1211. Further, the sealing assembly 13 has a second sealing element 132, wherein the second sealing element 132 is disposed between the fixing portion 1213 and the lower end 1212 of the stationary plate 121. Further, the second sealing element 132 has a plurality of second sealing strips 1321, the fixing portion 1213 of the fixing plate 121 has a set of second sealing grooves 12131, wherein the second sealing groove 12131 is disposed around the first channel 101, the drain channel 107, the second channel 102, the second raw water channel 106 and the first raw water channel 105 of the fixing plate 121, respectively, and the second sealing strip 1321 of the second sealing element 132 is disposed according to the second sealing groove 12131 of the fixing portion 1213, so that the second sealing strip 1321 of the second sealing element 132 can be engaged with the second sealing groove 12131 of the fixing portion 1213 and realize sealing between the lower end 1212 of the fixing plate 121 and the fixing portion 1213. It is understood that the second sealing groove 12131 is formed on a side of the fixing portion 1213 toward the lower end portion 1212.

As shown in fig. 2, 12A and 13A to 13B of the drawings, the sealing assembly 13 of the faucet water purifier according to the embodiment of the present invention further includes at least one first sealing ring 133, wherein the first sealing ring 133 is disposed on the outer surface of the fixing bracket 41 to seal the fixing bracket 41 and the inner wall of the valve body 11 and prevent raw water from flowing out between the fixing bracket 41 and the inner wall of the valve body 11. Further, the sealing assembly 13 includes at least one second sealing ring 134, wherein the second sealing ring 134 is disposed between the valve stem 60 and the fixing bracket 41 to achieve sealing between the valve stem 60 and the inner wall of the fixing bracket 41 and prevent raw water from flowing out from between the valve stem 60 and the inner wall of the fixing bracket 41.

As shown in fig. 2, 12A and 13A to 13B of the drawings, the control valve 10 of the faucet water purifier according to the embodiment of the present invention further includes a knob 80, wherein the knob 80 is disposed at the operation end 62 of the valve rod 60, so that a user can rotate the valve rod 60, thereby rotating the movable plate 122 and controlling the planar valve 10 to be in a corresponding working position.

As shown in fig. 2 of the drawings, the flat valve 10 of the faucet water purifier according to the embodiment of the present invention further includes a stopping mechanism 14, wherein the stopping mechanism 14 is configured to prevent the movable valve plate 122 of the flat valve 10 from rotating ineffectively relative to the fixed valve plate 121. In other words, when the movable valve plate 122 of the flat valve 10 is rotated to the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122 to face the first portion 1201 of the first fluid control surface 1210 of the fixed valve plate 121, the faucet water purifier of the present invention is switched to the purification operation state, clockwise rotating the movable valve plate 122 of the flat valve 10 by an equal angle will cause the third channel 103 of the flat valve 10 to communicate with the sewage draining channel 107, and cause the raw water to flow from the third channel 103 to the sewage draining channel 107 and further flow out from the sewage draining opening 1107; when the movable valve plate 122 of the flat valve 10 is rotated to the third portion 1203 of the first fluid control surface 1210 of the second fluid control surface 1220 of the movable valve plate 122, the utility model discloses this tap water purifier is switched to the clockwise flushing operation state, an equal angle of the movable valve plate 122 of the counterclockwise rotation flat valve 10 will lead to the third channel 103 of the flat valve 10 being communicated with the sewage draining channel 107, leading to raw water flowing from the third channel 103 to the sewage draining channel 107 and further flowing out from the sewage draining opening 1107. The rotation of this movable valve piece 122 relative this fixed valve piece 121 of above-mentioned two kinds of these plane valves 10 can not make the utility model discloses tap water purifier realizes having practical meaning's function, and is invalid rotation.

As shown in fig. 2 of the drawings, the stopping mechanism 14 of the faucet water purifier according to the embodiment of the present invention includes a first limiting member 141 and a second limiting member 142, wherein the first limiting member 141 and the second limiting member 142 are respectively disposed on the valve body 11, wherein the first limiting member 141 is disposed to stop the knob 80 from further clockwise rotating when the movable valve plate 122 of the flat valve 10 is rotated to the first region 2001 of the second fluid control surface 1220 of the movable valve plate 122 facing the first portion 1201 of the first fluid control surface 1210 of the fixed valve plate 121; the second limiting member 142 is configured to block the knob 80 from further rotating counterclockwise when the movable valve plate 122 of the flat valve 10 is rotated to the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122 facing the third portion 1203 of the first fluid control surface 1210 of the fixed valve plate 121, so as to prevent the movable valve plate 122 of the flat valve 10 from rotating ineffectively relative to the fixed valve plate 121. The stopping mechanism 14 of the faucet water purifier according to the embodiment of the present invention further includes a stopping member 143, wherein the stopping member 143 is disposed on the knob 80 and protrudes outward from the knob 80, so as to be stopped by the first limiting member 141 when the movable valve plate 122 of the flat valve 10 is rotated to the first portion 1201 of the first fluid control surface 1210 of the fixed valve plate 121 where the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122 is directly facing the movable valve plate 122, and to be stopped by the second limiting member 142 when the movable valve plate 122 of the flat valve 10 is rotated to the third portion 1203 of the first fluid control surface 1210 of the fixed valve plate 121 where the first area 2001 of the second fluid control surface 1220 of the movable valve plate 122 is directly facing the movable valve plate 122.

As shown in fig. 2 of the drawings, according to the present invention, the plane valve 10 of the faucet water purifier further includes a prompt mechanism 15, wherein the prompt mechanism 15 is configured to be switched by the user when the faucet water purifier is in the flushing operation state, the utility model provides a stop for the knob 80, so that the user can increase the rotating force for rotating the knob 80, and the knob 80 can be rotated to continue to rotate and switch the faucet water purifier in the flushing operation state. In this way, the user can be prompted, and the tap water purifier of the utility model is switched to the flushing working state.

As shown in fig. 2 of the drawings, the indication mechanism 15 of the flat valve 10 of the faucet water purifier according to the embodiment of the present invention includes a passive member 151 and an elastic member 152, wherein the passive member 151 includes a passive end 1511 and a fixed end 1512 extending from the passive end 1511, wherein the elastic member 152 is disposed at the fixed end 1512, the passive end 1511 is disposed toward the knob 80, wherein when the user rotates the movable plate 122 of the flat valve 10 to make the first area 2001 of the second fluid control surface 1220 of the movable plate 122 opposite to the fourth portion 1204 of the first fluid control surface 1210 of the fixed plate 121, the passive end 1511 of the passive member 151 of the indication mechanism 15 will be stopped at the stop member 143, when the user increases the force for rotating the knob 80, the stop member 143 drives the passive end 1511 of the passive member 151, thereby deforming the resilient member 152 and allowing the knob 80 to rotate and allowing the movable plate 122 to rotate and the first area 2001 of the second fluid control surface 1220 of the movable plate 122 to face the third portion 1203 of the first fluid control surface 1210 of the fixed plate 121. Preferably, the elastic member 152 is a spring.

As shown in fig. 2 of the drawings, further, the valve body 11 includes a valve main body 111 and a valve housing 112, wherein the valve housing 112 is provided on an outer surface of the valve main body 111. It is understood that the first limiting member 141, the second limiting member 142 and the prompting mechanism 15 are respectively disposed on the valve housing 112 of the valve body 11. Further, the valve housing 112 of the valve body 11 comprises an upper shell 1121 and a lower shell 1122, wherein the upper shell 1121 and the lower shell 1122 of the valve housing 112 form a valve cavity 1120 therebetween, wherein the valve cavity 1120 is configured to accommodate the valve body 111 of the valve body 11 therein.

Fig. 18 to 26D of the drawings show an alternative implementation of the control valve 10 of the faucet water purifier according to the embodiment of the present invention, wherein the control valve 10V includes a valve body 11 and a valve core 12V, wherein the valve body 11 forms a valve chamber 110, a first opening 1101, a second opening 1102, a raw water inlet 1103 and a sewage discharge opening 1107, wherein the valve core 12V is disposed in the valve chamber 110, wherein the first opening 1101 of the valve body 11 is adapted to communicate with the first communication opening 201 of the filtering device 20, the second opening 1102 of the valve body 11 is adapted to communicate with the second communication opening 202 of the filtering device 20, and the raw water inlet 1103 of the valve body 11 is adapted to communicate with a water source (e.g., a tap outlet).

As shown in fig. 19A to 20E and 24A of the drawings, the control valve 10V of the faucet water purifier according to the embodiment of the present invention has a purification position, wherein when the control valve 10V is located at the purification position, the valve core 12V of the control valve 10V forms a first communication channel 1001V, and the first communication channel 1001V is respectively communicated with the first opening 1101 of the valve body 11 and the raw water inlet 1103. Accordingly, when the control valve 10V is at the purification position, raw water or tap water flows in from the raw water inlet 1103 of the valve body 11 of the control valve 10V under the action of water pressure, and flows to the first opening 1101 of the valve body 11 through the first communication channel 1001V, so as to further flow into the raw water channel 2101 of the filter device 20 from the first communication opening 201 of the filter device 20, and after the raw water flowing into the raw water channel 2101 is filtered by the primary filter element 22, the produced purified water flows out from the purified water outlet 2201 of the primary filter element 22 and is provided through the first water outlet 100. It can be understood that when according to the utility model discloses this control valve 10V of this tap water purifier is controlled when being in this purification work position, the utility model discloses tap water purifier is controlled and is in its purification operating condition. Accordingly, when the control valve 10V of the faucet water purifier according to the embodiment of the present invention is controlled to be at the purifying operation position, the raw water inlet 1103, the first communication channel 1001V, and the first opening 1101 of the control valve 10V form the first raw water supply channel, so that raw water is supplied to the raw water channel 2101 of the filtering device 20 through the first raw water supply channel, the first communication opening 201 of the filtering device 20, and purified water generated by the filtering device 20 is supplied through the purified water outlet 2201 of the primary filter 22 and the first water outlet 100. Alternatively, raw water may also be supplied to the raw water passage 2101 of the filter device 20 through the second communication opening 202 of the filter device 20.

As shown in fig. 19A to 20E and 24B of the drawings, the control valve 10V of the faucet water purifier according to the embodiment of the present invention further has a flushing position, wherein when the control valve 10V is located at the flushing position, the valve core 12V of the control valve 10V forms a second communicating channel 1002V and a third communicating channel 1003V, wherein the second communicating channel 1002V is respectively communicated with the second opening 1102 of the valve body 11 and the raw water inlet 1103, and the third communicating channel 1003V is respectively communicated with the first opening 1101 of the valve body 11 and the sewage opening 1107. Accordingly, when the control valve 10V is in the forward flushing operation position, raw water or tap water flows into the raw water inlet 1103 of the valve body 11 of the control valve 10V through the second communication channel 1002V to the second opening 1102 of the valve body 11 and further flows into the raw water channel 2101 of the filter device 20 through the second communication opening 202 of the filter device 20 under the action of water pressure, and sewage generated after forward flushing the outer surface of the primary filter element 22 flows into the first communication opening 201 under the action of water pressure. At this time, since the first opening 1101 and the drainage opening 1107 of the valve body 11 are communicated through the third communicating channel 1003V, the sewage generated by flushing the outer surface of the primary filter element 22 with the raw water flows out from the first communicating opening 201, and sequentially flows through the first opening 1101, the third communicating channel 1003V and the drainage opening 1107, so that the sewage generated by flushing the primary filter element 22 with the raw water can be discharged through the drainage opening 1107. It can be understood that when according to the utility model discloses this control valve 10V of this tap water purifier is controlled to be in this in the same direction as when washing the work position, the utility model discloses tap water purifier is controlled to be in its in the same direction as washing operating condition. Correspondingly, when the control valve 10V of the faucet water purifier according to the embodiment of the present invention is controlled to be at the flushing position, the raw water inlet 1103, the second communication channel 1002V and the second opening 1102 of the control valve 10V form the second raw water supply channel, and the first opening 1101, the third communication channel 1003V and the sewage opening 1107 of the control valve 10V form the first sewage discharge channel, so that the raw water is provided to the raw water channel 2101 of the filtering device 20 through the second raw water supply channel, the second communication opening 202 of the filtering device 20 and the sewage is discharged through the first communication opening 201 and the first sewage discharge channel of the filtering device 20. Alternatively, the raw water may be supplied to the raw water passage 2101 of the filter device 20 through the first communication opening 201 of the filter device 20, and the sewage is discharged through the second communication opening 202 and the first sewage passage of the filter device 20.

As shown in fig. 19A to 20E and 24C of the drawings, the valve body 11 of the control valve 10V of the faucet water purifier according to the embodiment of the present invention further has a first raw water opening 1105, wherein the control valve 10V further has a first raw water supply operation position, wherein when the control valve 10V is at the first raw water supply operation position, the valve spool 12V of the control valve 10V forms a fourth communication channel 1004V, wherein the fourth communication channel 1004V is respectively communicated with the first raw water opening 1105 and the raw water inlet 1103 of the valve body 11. Accordingly, when the control valve 10V is at the first raw water supply operation level, raw water or tap water flows from the raw water inlet 1103 of the valve body 11 of the control valve 10V to the first raw water opening 1105 of the valve body 11 through the fourth communication passage 1004V by water pressure, so that raw water is supplied through the first raw water opening 1105. It can be understood that when the control valve 10V of the faucet water purifier according to the embodiment of the present invention is controlled to be at the first raw water supply working position, the faucet water purifier is controlled to be in the first raw water supply working state.

As shown in fig. 19A to 20E and 24D of the drawings, the valve body 11 of the control valve 10V of the faucet water purifier according to the embodiment of the present invention further has a second raw water opening 1106, wherein the control valve 10V further has a second raw water supply position, wherein when the control valve 10V is at the second raw water supply position, the valve core 12V of the control valve 10V forms a fifth communication channel 1005V, wherein the fifth communication channel 1005V is respectively communicated with the second raw water opening 1106 and the raw water inlet 1103 of the valve body 11. Accordingly, when the control valve 10V is at the second raw water supply operation level, raw water or tap water flows from the raw water inlet 1103 of the valve body 11 of the control valve 10V to the second raw water opening 1106 of the valve body 11 through the fifth communication channel 1005V by water pressure, so that raw water is supplied through the second raw water opening 1106. It can be understood that when the control valve 10V of the faucet water purifier according to the embodiment of the present invention is controlled to be at the second raw water supply working position, the faucet water purifier is controlled to be in the second raw water supply working state.

As shown in fig. 18 to 26D of the drawings, the control valve 10V of the faucet water purifier according to the embodiment of the present invention is a planar valve, wherein the valve core 12V of the planar valve 10V further includes a fixed valve plate 121V and a movable valve plate 122V, wherein the fixed valve plate 121V has a first fluid control surface 1210V, the movable valve plate 122V has a second fluid control surface 1220V, wherein the movable valve plate 122V and the fixed valve plate 121V are both disposed in the valve cavity 110, wherein the second fluid control surface 1220V of the movable valve plate 122V is disposed on the first fluid control surface 1210V of the fixed valve plate 121V, and the movable valve plate 122V is disposed to be capable of rotating relative to the fixed valve plate 121V. Preferably, the raw water inlet 1103 communicates with the valve chamber 110 of the valve body 11.

As shown in fig. 18 to 26D of the drawings, the plane valve 10V of the faucet water purifier according to the embodiment of the present invention has a first channel 101V, a second channel 102V, a third channel 103V, a fourth channel 104V and a raw water inlet channel 108V, wherein the first channel 101V, the second channel 102V and the raw water inlet channel 108V are respectively disposed on the fixed valve plate 121V and respectively extend from the first fluid control surface 1210V of the fixed valve plate 121V; the third channel 103V and the fourth channel 104V are respectively disposed on the movable valve plate 122V and respectively extend from the second fluid control surface 1220V of the movable valve plate 122V, wherein the first channel 101V is communicated with the first opening 1101, the second channel 102V is communicated with the second opening 1102, the third channel 103V is communicated with the raw water inlet channel 108V, and the raw water inlet channel 108V is communicated with the raw water inlet 1103. More preferably, the third channel 103V and the fourth channel 104V of the movable valve plate 122V are preferably blind through holes.

As shown in fig. 24A and 26A of the drawings, according to the embodiment of the present invention, when the movable valve plate 122V of the planar valve 10V of the faucet water purifier can rotate relative to the fixed valve plate 121V, so that the planar valve 10V is located at the purification position, the third channel 103V of the planar valve 10V is respectively communicated with the raw water inlet channel 108V and the first channel 101V, thereby forming the first communicating channel 1001V respectively communicated with the raw water inlet 1103 and the first opening 1101. As shown in fig. 26A of the drawings, when the flat valve 10V of the faucet water purifier according to the embodiment of the present invention is in the purifying position, the second channel 102V of the flat valve 10V is blocked by the movable valve plate 122V, that is, since the second channel 102V is blocked by the movable valve plate 122V, the water flow of the second opening 1102 and the second communication opening 202 of the filtering device 20 is blocked.

As shown in fig. 24B and 26B of the drawings, the flat valve 10V of the faucet water purifier according to the embodiment of the present invention further has a drainage channel 107V, the drainage channel 107V is disposed on the fixed valve plate 121V and extends from the first fluid control surface 1210V of the fixed valve plate 121V, and the drainage channel 107V is communicated with the drainage opening 1107. According to the utility model discloses when this plane valve 10V of this tap water purifier is in this in the same direction as washing the position, this third passageway 103V of this plane valve 10V is linked together with this raw water inhalant canal 108V and this second passageway 102V respectively to form this second intercommunication passageway 1002V that is linked together with this raw water import 1103 and this second opening 1102 respectively, this fourth passageway 104V is linked together with this first passageway 101V and this sewage pipes 107V respectively, thereby form this third intercommunication passageway 1003V that is linked together with this first opening 1101 and this sewage pipes 1107 respectively.

As shown in fig. 24C and 26C of the drawings, the flat valve 10V of the faucet water purifier according to the embodiment of the present invention further has a first raw water channel 105V, wherein the first raw water channel 105V is disposed on the fixed valve plate 121V and extends from the first fluid control surface 1210V of the fixed valve plate 121V, wherein the first raw water channel 105V is communicated with the first raw water opening 1105, wherein when the flat valve 10V of the faucet water purifier according to the embodiment of the present invention is at the first raw water supply working position, the third channel 103V of the flat valve 10V is respectively communicated with the raw water inlet channel 108V and the first raw water channel 105V, thereby forming the fourth communicating channel 1004V respectively communicated with the raw water inlet 1103 and the first raw water opening 1105. When the flat valve 10V is at the first raw water supply operation level, the first passage 101V and the sewage opening 1107 of the flat valve 10V are blocked by the movable valve plate 122V of the flat valve 10V.

As shown in fig. 24D and 26D of the drawings, the flat valve 10V of the faucet water purifier according to the embodiment of the present invention further has a second raw water channel 106V, wherein the second raw water channel 106V is disposed on the fixed valve plate 121V and extends from the first fluid control surface 1210V of the fixed valve plate 121V, wherein the second raw water channel 106V is communicated with the second raw water opening 1106, wherein when the flat valve 10V of the faucet water purifier according to the embodiment of the present invention is located at the second raw water supply working position, the third channel 103V of the flat valve 10V is respectively communicated with the raw water inlet channel 108V and the second raw water channel 106V, so as to form the fifth communication channel 1005V respectively communicated with the raw water inlet 1103 and the second raw water opening 1106. When the flat valve 10V is at the second raw water supply operation level, the first passage 101V and the first raw water passage 105V of the flat valve 10V are blocked (or closed) by the movable valve plate 122V, respectively. It can be understood that, when the flat valve 10V is at the first raw water supply operation level, the second raw water passage 106V and the second passage 102V of the flat valve 10V are further covered by the movable valve plate 122V of the flat valve 10V.

As shown in fig. 23A to 23F and fig. 25A to 25D of the drawings, the first fluid control surface 1210V of the fixed valve plate 121V of the flat valve 10V of the faucet water purifier according to the embodiment of the present invention forms a central portion 12101V and an edge portion 12102V extending outward from the central portion 12101V, the raw water inlet channel 108V of the flat valve 10V is disposed at the central portion 12101V of the fixed valve plate 121V, and the first channel 101V, the drain channel 107V, the second channel 102V, the second raw water channel 106V and the first raw water channel 105V of the flat valve 10V are sequentially and clockwise arranged at the edge portion 12102V of the first fluid 1210V of the fixed valve plate 121V. Alternatively, the first passage 101V, the trapway 107V, the second passage 102V, the second raw water passage 106V, and the first raw water passage 105V of the flat valve 10V are arranged counterclockwise in this order at the edge portion 12102V of the first fluid control surface 1210V of the fixed valve plate 121V. Preferably, the first passage 101V, the drain passage 107V, the second passage 102V, the second raw water passage 106V, the first raw water passage 105V and the raw water inlet passage 108V of the flat valve 10V are spaced apart from each other at the first fluid control surface 1210V of the fixed valve plate 121V; the third channel 103V and the fourth channel 104V of the flat valve 10V are separately disposed at the second fluid control surface 1220V of the movable valve plate 122V.

As shown in fig. 19A to 20D of the drawings, the first opening 1101 and the second opening 1102 of the flat valve 10V of the faucet water purifier according to the embodiment of the present invention are disposed on the same side of the valve body 11 of the flat valve 10V, and the first raw water opening 1105 and the second raw water opening 1106 are disposed on the same side of the valve body 11 of the flat valve 10V.

As shown in fig. 23A to 26D of the drawings, the first fluid control surface 1210V of the fixed valve plate 121V of the planar valve 10V of the faucet water purifier according to the embodiment of the present invention has a central portion 12101V shown by a dashed line in the drawings and an edge portion 12102V extending outward from the central portion 12101V, wherein the central portion 12101V and the edge portion 12102V are disposed at the top end portion 1214V of the fixed valve plate 121V, and the edge portion 12102V (or the portion other than the central portion 12101V) of the first fluid control surface 1210V is divided equally into a first portion 1201V, a second portion 1202V, a third portion 1203V, a fourth portion 1204V and a fifth portion 1205V shown by dashed lines; the second fluid control surface 1220V of the movable plate 122V of the flat valve 10V has a central area 12201V shown by a chain line in the figure and an edge area 12202V extending outward from the central area 12201V, wherein the central area 12201V and the edge area 12202V are disposed at the bottom end 1221V of the movable plate 122V, and the edge area 12202V of the second fluid control surface 1220V (the portion outside the central area 12201V) is divided equally into a first area 2001V, a second area 2002V, a third area 2003V, a fourth area 2004V, and a fifth area 2005V shown by chain lines; wherein the first channel 101V extends downward from the first portion 1201V of the first fluid control surface 1210V of the fixed valve plate 121V, the drain channel 107V extends downward from the second portion 1202V of the first fluid control surface 1210V of the fixed valve plate 121V, the second channel 102V extends downward from the third portion 1203V of the first fluid control surface 1210V of the fixed valve plate 121V, the second raw water channel 106V extends downward from the fourth portion 1204V of the first fluid control surface 1210V of the fixed valve plate 121V, the first raw water channel 105V extends downward from the fifth portion 1205V of the first fluid control surface 1210V of the fixed valve plate 121V, the third channel 103V extends upward from the first area 2001V and the central area 12201V of the second fluid control surface 1220V of the movable valve plate 122V, and the fourth channel 104V extends upward from the fourth area 1220V and the fifth area 2005V of the second fluid control surface 1220V of the movable valve plate 122V Extending upward, the raw water inlet channel 108V extends downward from the central portion 12101V of the first fluid control surface 1210V of the fixed valve plate 121V. As shown in fig. 23A to 26D of the drawings, preferably, the edge portion 12102V of the first fluid control surface 1210V is divided into the first portion 1201V, the second portion 1202V, the third portion 1203V, the fourth portion 1204V and the fifth portion 1205V equally clockwise, and the edge area 12202V of the second fluid control surface 1220V of the movable valve plate 122V of the flat valve 10V is divided into the first area 2001V, the second area 2002V, the third area 2003V, the fourth area 2004V and the fifth area 2005V equally clockwise. In other words, the first fluid control surface 1210V of the fixed valve plate 121V of the planar valve 10V forms five equal divisions, and the second fluid control surface 1220V of the movable valve plate 122V of the planar valve 10V forms five equal divisions, wherein when the movable valve plate 122V of the planar valve 10V is rotated until the first equal division (the first region 2001V) of the second fluid control surface 1220V of the movable valve plate 122V faces the first equal division (the first portion 1201V) of the first fluid control surface 1210V of the fixed valve plate 121V, the fourth equal division and the fifth equal division (the fourth region 2004V and the fifth region 2005V) of the second fluid control surface 1220V of the movable valve plate 122V of the planar valve 10V face the fourth equal division and the fifth equal division (the fourth portion 1204V and the fifth portion 1205V) of the first fluid control surface 1210V of the fixed valve plate 121V, respectively, thus, the third channel 103V of the flat valve 10V is respectively communicated with the raw water inlet channel 108V and the first channel 101V, the fourth channel 104V is respectively communicated with the first raw water channel 105V and the second raw water channel 106V, so as to allow raw water to flow into the raw water channel 2101 of the filter device 20 from the raw water inlet 1103, the raw water inlet channel 108V, the third channel 103V, the first channel 101V, the first opening 1101 and the first communication opening 201, and after the raw water flowing into the raw water channel 2101 is filtered by the primary filter element 22, the produced purified water flows out from the purified water outlet 2201 of the primary filter element 22 and is provided through the first water outlet 100. Accordingly, the faucet water purifier is in the purification working position at the moment. Wherein when the movable valve plate 122V of the flat valve 10V is rotated to the first half (the first area 2001V) of the second fluid control surface 1220V of the movable valve plate 122V facing the fifth half (the fifth part 1205V) of the first fluid control surface 1210V of the fixed valve plate 121V, the fourth half and the fifth half (the fourth area 2004V and the fifth area 2005V) of the second fluid control surface 1220V of the flat valve 10V respectively facing the third half and the fourth half (the third part 1203V and the fourth part 1204V) of the first fluid control surface 1210V of the fixed valve plate 121V, so that the third passage 103V of the flat valve 10V communicates with the raw water inlet passage 108V and the first raw water passage 105V, respectively, and the fourth passage 104V communicates with the second raw water passage 102V and the second raw water passage 106V, respectively, to allow raw water to flow in from the raw water inlet 1103, the raw water inlet channel 108V, the third channel 103V, the first raw water channel 105V, and then flow out through the first raw water opening 1105 and be supplied. Accordingly, the faucet water purifier is at the first raw water supply working position at the moment. Wherein when the movable valve plate 122V of the flat valve 10V is rotated to the first half (the first area 2001V) of the second fluid control surface 1220V of the movable valve plate 122V facing the fourth half (the fourth part 1204V) of the first fluid control surface 1210V of the fixed valve plate 121V, the fourth half and the fifth half (the fourth area 2004V and the fifth area 2005V) of the second fluid control surface 1220V of the movable valve plate 122V of the flat valve 10V respectively facing the second half and the third half (the second part 1202V and the third part 1203V) of the first fluid control surface 1210V of the fixed valve plate 121V, so that the third passage 103V of the flat valve 10V is respectively communicated with the water inlet passage 108V and the second raw water passage 106V, and the fourth passage 104V is respectively communicated with the sewage discharge passage 107V and the second passage 102V, so as to allow raw water to flow in from the raw water inlet 1103, the raw water inlet channel 108V, the third channel 103V, and the second raw water channel 106V, and then flow out through the second raw water opening 1106 and be supplied. Accordingly, the faucet water purifier is at the second raw water supply working position at this time. Wherein when the movable valve plate 122V of the flat valve 10V is rotated to the first partition (the first region 2001V) of the second fluid control surface 1220V of the movable valve plate 122V facing the third partition (the third portion 1203V) of the first fluid control surface 1210V of the fixed valve plate 121V, the fourth partition and the fifth partition (the fourth region 2004V and the fifth region 2005V) of the second fluid control surface 1220V of the movable valve plate 122V of the flat valve 10V respectively facing the first partition and the second partition (the first portion 1201V and the second portion 1202V) of the first fluid control surface 1210V of the fixed valve plate 121V, so that the third passage 103V of the flat valve 10V is respectively communicated with the raw water inlet passage 108V and the second passage 102V, and the fourth passage 104V is respectively communicated with the first passage 101V and the sewage drain passage 107V, so as to allow raw water to flow into the raw water channel 2101 of the filter device 20 from the raw water inlet 1103, the raw water inlet channel 108V, the third channel 103V, the second channel 102V, the second opening 1102 and the second communication opening 202, and the raw water flushes the outer surface of the primary filter element 22 in a forward direction under the action of water pressure, and then the generated sewage flows to the first communication opening 201 and is discharged through the first opening 1101, the first channel 101V, the fourth channel 104V, the sewage discharge channel 107V and the sewage discharge opening 1107. Accordingly, the faucet water purifier is in the forward flushing working position at the moment.

It should be noted that, as shown in fig. 23A to 26D of the accompanying drawings, when a user needs to switch the self-purification operation state of the faucet water purifier to the first raw water supply operation state according to the embodiment of the present invention, the user only needs to rotate the movable valve plate 122V of the flat valve 10V counterclockwise by an equal angle, so that the first area 2001V of the second fluid control surface 1220V of the movable valve plate 122V is directly opposite to the fifth portion 1205V of the first fluid control surface 1210V of the fixed valve plate 121V; when a user needs to switch the faucet water purifier according to the embodiment of the present invention from the first raw water supply operating state to the second raw water supply operating state, the user only needs to rotate the movable valve plate 122V of the planar valve 10V counterclockwise by an equal angle again, so that the first area 2001V of the second fluid control surface 1220V of the movable valve plate 122V is directly opposite to the fourth area 1204V of the first fluid control surface 1210V of the fixed valve plate 121V; when the user needs to switch the faucet water purifier according to the embodiment of the present invention from the second raw water supply operating state to the flushing operating state, the user only needs to rotate the movable valve plate 122V of the plane valve 10V counterclockwise again by an equal angle, so that the first area 2001V of the second fluid control surface 1220V of the movable valve plate 122V is just opposite to the third portion 1203V of the first fluid control surface 1210V of the fixed valve plate 121V. In other words, the utility model discloses this plane valve 10V's of tap water purifier structure makes this tap water purifier's purification operating condition, first raw water supply operating condition, second raw water supply operating condition and in the same direction as four operating condition continuous distributions of washing operating condition, thereby make the utility model discloses tap water purifier's purification operating condition, first raw water supply operating condition, second raw water supply operating condition and in the same direction as the switching between the adjacent operating condition of washing operating condition need only rotate this plane valve 10V should move valve block 122V an equipartition angle and can realize. The utility model discloses the switching mode between four operating condition of this tap water purifier of this plane valve 10V's of tap water purifier structure decision will make the utility model discloses switching between four operating condition of tap water purifier more accords with user's use custom and is difficult for making user when the switching between operating condition, because of the turned angle is different, and leads to the mistake and switches operating condition. It can be understood that, because according to the utility model discloses this edge portion 12102V five-part of this first fluid control surface 1210V of this plane valve 10V of this tap water purifier equally divide, this edge portion 12202V five-part of this second fluid control surface 1220V of this movable valve piece 122V of this plane valve 10V equally divide, correspondingly, the utility model discloses tap water purifier, every realization operating condition switches, this movable valve piece 122V of this plane valve 10V rotates 72 degrees. Optionally, the edge portion 12102V of the first fluid control surface 1210V is equally divided into the first portion 1201V, the second portion 1202V, the third portion 1203V, the fourth portion 1204V and the fifth portion 1205V counterclockwise, and the edge region 12202V of the second fluid control surface 1220V of the movable plate 122V of the flat valve 10V is equally divided into the first region 2001V, the second region 2002V, the third region 2003V, the fourth region 2004V and the fifth region 2005V counterclockwise. At this moment, the utility model discloses this plane valve 10V's of tap water purifier structure makes four operating condition continuous distributions of operating condition in the same direction as of washing operating condition, second raw water supply operating condition, first raw water supply operating condition and purification operating condition of this tap water purifier, thereby makes the utility model discloses the switching between the adjacent operating condition of operating condition in the same direction as of washing operating condition, second raw water supply operating condition, first raw water supply operating condition and purification operating condition of tap water purifier only needs to rotate this plane valve 10V's this and moves valve block 122V an equipartition angle and can realize.

As shown in fig. 21A and 22A to 23F of the drawings, the fixed valve plate 121V of the valve core 12V of the planar valve 10V of the faucet water purifier according to the embodiment of the present invention includes a high end portion 1211V, a low end portion 1212V and a fixing portion 1213V disposed between the high end portion 1211V and the low end portion 1212V, wherein the high end portion 1211V forms the first fluid control surface 1210V of the fixed valve plate 121V, and the low end portion 1212V is disposed in the valve cavity 110 of the valve body 11. Preferably, the lower end portion 1212V of the fixed valve plate 121V of the valve element 12V of the plane valve 10V of the faucet water purifier of the present invention is integrally formed on the inner wall of the valve body 11 of the plane valve 10V.

As shown in fig. 18, 21A, 22A to 22G of the accompanying drawings, the planar valve 10V of the faucet water purifier according to the embodiment of the present invention further includes a sealing assembly 13V, wherein the sealing assembly 13V has a first sealing element 131V, and the first sealing element 131V is disposed between the high end 1211V of the fixed valve plate 121V and the fixing portion 1213V. Further, the first sealing member 131V has a plurality of first sealing strips 1311V, the fixing portion 1213V of the fixing plate 121V has a set of first sealing grooves 12130V, wherein the first sealing grooves 12130V are disposed around the first passage 101V, the drain passage 107V, the second passage 102V, the second raw water passage 106V, the first raw water passage 105V and the raw water inlet passage 108V of the fixing plate 121V, respectively, and the first sealing strip 1311V of the first sealing member 131V is disposed in the first sealing groove 12130V of the fixing portion 1213V, so that the first sealing strip 1311V of the first sealing member 131V can be engaged with the first sealing groove 12130V of the fixing portion 1213V and sealing between the high end 1211V of the fixing plate 121V and the fixing portion 1213V is achieved. It is understood that the first sealing groove 12130V is formed at a side of the fixing portion 1213V toward the high end 1211V. Further, the seal assembly 13V has a second seal 132V, wherein the second seal 132V is disposed between the fixing portion 1213V and the lower end 1212V of the stationary plate 121V. Further, the second sealing element 132V has a plurality of second sealing strips 1321V, the fixing portion 1213V of the fixing plate 121V has a set of second sealing grooves 12131V, wherein the second sealing groove 12131V is disposed around the first passage 101V, the sewage passage 107V, the second passage 102V, the second raw water passage 106V, the first raw water passage 105V and the raw water inlet passage 108V of the fixing plate 121V, respectively, and the second sealing strip 1321V of the second sealing element 132V is disposed in the second sealing groove 12131V of the fixing portion 1213V, so that the second sealing strip 1321V of the second sealing element 132V can engage with the second sealing groove 12131V of the fixing portion 1213V and realize sealing between the fixing portion 1212V and the fixing portion 1213V of the fixing plate 121V. It is understood that the second sealing groove 12131V is formed on a side of the fixing portion 1213V toward the lower end 1212V.

As shown in fig. 18, 21A and 22A to 22B of the drawings, the accommodating chamber 410 of the fixing bracket 41 of the fixing device 40 of the faucet water purifier according to the embodiment of the present invention is configured to accommodate the high end portion 1211V of the fixed valve plate 121V and the movable valve plate 122V therein. As shown in fig. 18, 21A and 22A to 22B of the drawings, further, the high end 1211V of the fixed valve plate 121V is adapted to be detachably clamped to the fixing portion 1213V of the fixed valve plate 121V, and the fixing portion 1213V of the fixed valve plate 121V is adapted to be detachably clamped to the low end 1212V of the fixed valve plate 121V, so that the high end 1211V of the fixed valve plate 121V cannot rotate relative to the fixing portion 1213V, and the fixing portion 1213V of the fixed valve plate 121V cannot rotate relative to the low end 1212V.

As shown in fig. 18 of the drawings, the flat valve 10V of the faucet water purifier according to the embodiment of the present invention further includes a stop mechanism 14V, wherein the stop mechanism 14V is configured to prevent the movable valve plate 122V of the flat valve 10V from rotating ineffectively relative to the fixed valve plate 121V. In other words, when the movable valve plate 122V of the flat valve 10V is rotated to the first area 2001V of the second fluid control surface 1220V of the movable valve plate 122V and directly faces the first portion 1201V of the first fluid control surface 1210V of the fixed valve plate 121V, the utility model discloses a faucet water purifier is switched to the purification working state, clockwise rotating the movable valve plate 122V of the flat valve 10V by an equal angle will cause the third channel 103V of the flat valve 10V to be respectively communicated with the raw water inlet channel 108V and the sewage discharge channel 107V, causing the raw water to flow from the raw water inlet channel 108V, the third channel 103V to the sewage discharge channel 107V and further flow out from the sewage discharge opening 1107; this movable valve piece 122V of this plane valve 10V is rotated to this second fluid control surface 1220V's this first region 2001V of this movable valve piece 122V just to this third part 1203V of this first fluid control surface 1210V of this fixed valve piece 121V, the utility model discloses this tap water purifier is switched to in the same direction as when washing operating condition, this movable valve piece 122V of this plane valve 10V of counter-clockwise rotation an equant angle will lead to this third passageway 103V of this plane valve 10V to be linked together with this raw water inlet channel 108V and this blowdown channel 107V respectively, lead to raw water from this raw water inlet channel 108V, this third passageway 103V flow to this blowdown channel 107V and further flow out from this blowdown opening 1107. The rotation of this movable valve piece 122V of above-mentioned two kinds of these plane valves 10V this fixed valve piece 121V relatively all can not make the utility model discloses tap water purifier realizes having practical meaning function, and is invalid rotation.

As shown in fig. 18 of the drawings, the stopping mechanism 14V of the faucet water purifier according to the embodiment of the present invention includes a first limiting member 141V and a second limiting member 142V, wherein the first limiting member 141V and the second limiting member 142V are respectively disposed on the valve body 11, and the first limiting member 141V is disposed to stop the knob 80 from further clockwise rotating when the movable valve plate 122V of the planar valve 10V is rotated to the first region 2001V of the second fluid control surface 1220V of the movable valve plate 122V, which is directly opposite to the first portion 1201V of the first fluid control surface 1210V of the fixed valve plate 121V; the second limiting member 142V is configured to block the knob 80 from further rotating counterclockwise when the first area 2001V of the second fluid control surface 1220V of the planar valve 10V is rotated to the third portion 1203V of the first fluid control surface 1210V of the fixed valve plate 121V, so as to prevent the movable valve plate 122V of the planar valve 10V from rotating ineffectively with respect to the fixed valve plate 121V. The stopping mechanism 14V of the faucet water purifier according to the embodiment of the present invention further includes a stopping member 143V, wherein the stopping member 143V is disposed on the knob 80 and protrudes outward from the knob 80, so as to be stopped by the first limiting member 141V when the movable valve plate 122V of the planar valve 10V is rotated to the first region 2001V of the second fluid control surface 1220V of the movable valve plate 122V and faces the first portion 1201V of the first fluid control surface 1210V of the fixed valve plate 121V, and to be stopped by the second limiting member 142V when the movable valve plate 122V of the planar valve 10V is rotated to the first region 2001V of the second fluid control surface 1220V of the movable valve plate 122V and faces the third portion 1203V of the first fluid control surface 1210V of the fixed valve plate 121V.

As shown in fig. 18 of the accompanying drawings, according to the utility model discloses this plane valve 10V of this tap water purifier further includes a suggestion mechanism 15V, and wherein this suggestion mechanism 15V is set up and is used for switching at the user the utility model discloses tap water purifier is to in the same direction as when washing operating condition, gives this knob 80 one and stops to make the obvious increase of user rotate the revolving force of this knob 80, could rotate this knob 80 and continue to rotate and switch the utility model discloses tap water purifier is to in the same direction as washing operating condition. In this way, the user can be prompted, and the tap water purifier of the utility model is switched to the flushing working state.

As shown in fig. 18 of the drawings, the indication mechanism 15V of the flat valve 10V of the faucet water purifier according to the embodiment of the invention includes a passive member 151V and an elastic member 152V, wherein the passive member 151V includes a passive end 1511V and a fixed end 1512V extending from the passive end 1511V, wherein the elastic member 152V is disposed at the fixed end 1512V, and the passive end 1511V is disposed toward the knob 80, wherein when a user rotates the movable plate 122V of the flat valve 10V to make the first region 2001V of the second fluid control surface 1220V of the movable plate 122V face the fourth portion 1204V of the first fluid control surface 1210V of the fixed plate 121V, the passive end 1511V of the passive member 151V of the indication mechanism 15V will be stopped at the stop 143V, and when the user increases the force for rotating the knob 80, the stopping member 143V drives the passive end 1511V of the passive member 151V, so as to deform the elastic member 152V and make the knob 80 rotate continuously, and allow the movable plate 122V to rotate continuously and make the first area 2001V of the second fluid control surface 1220V of the movable plate 122V face the third portion 1203V of the first fluid control surface 1210V of the fixed plate 121V. Preferably, the elastic member 152V is a spring.

As shown in fig. 18 of the drawings, further, the valve body 11 includes a valve main body 111 and a valve housing 112, wherein the valve housing 112 is provided on an outer surface of the valve main body 111. It can be understood that the first limiting member 141V, the second limiting member 142V and the prompting mechanism 15V are respectively disposed on the valve housing 112 of the valve body 11. Further, the valve housing 112 of the valve body 11 comprises an upper shell 1121 and a lower shell 1122, wherein the upper shell 1121 and the lower shell 1122 of the valve housing 112 form a valve cavity 1120 therebetween, wherein the valve cavity 1120 is configured to accommodate the valve body 111 of the valve body 11 therein.

As shown in fig. 27 to 48 of the drawings, an alternative implementation of the filter device 20 of the faucet water purifier according to the embodiment of the present invention is provided, in which the filter device 20C includes a housing 21C and a primary filter 22C, wherein the filter device 20C has a first communicating opening 201C and a second communicating opening 202C, the housing 21C has a first accommodating chamber 210C, the primary filter 22C has a purified water outlet 2201C, wherein the primary filter 22C is disposed in the first accommodating chamber 210C of the housing 21C, wherein the housing 21C and the primary filter 22C form a raw water channel 2101C therebetween, and the first communicating opening 201C and the second communicating opening 202C are respectively disposed in communication with the raw water channel 2101C. Accordingly, when raw water flows into the raw water passage 2101C by the water pressure, the raw water may be treated by the primary filter element 22C and purified water may be generated by the water pressure, and the purified water flows out from the purified water outlet 2201C of the primary filter element 22C by the water pressure. Therefore, the raw water passage 2101C is located at one side of the primary filter element 22C, and the purified water outlet 2201C is formed at an opposite side. Preferably, the primary filter element 22C is a ceramic filter element. Optionally, the primary filter cartridge 22C is an external pressure ultrafiltration cartridge. It is understood that the primary filter element may be a filter element made of other materials, such as carbon fiber, PP cotton or activated carbon particles, or a composite filter element made of multiple materials, such as a composite filter element made of any two or more of ceramic, carbon fiber, PP cotton and activated carbon particles.

As shown in fig. 33 to 38 of the drawings, the first communication opening 201C and the second communication opening 202C of the filter device 20C of the faucet water purifier according to the first embodiment of the present invention are respectively communicated with the raw water channel 2101C of the filter device 20C. Therefore, the raw water can be supplied to the filter device 20C through the first communication opening 201C and also through the second communication opening 202C. As shown in fig. 33 to 38 of the drawings, alternatively, the control valve 10C controls the supply of raw water to the filter device 20C through the first communication opening 201C. At this time, if the second communication opening 202C does not allow water to pass therethrough, the raw water flows into the raw water passage 2101C of the filter device 20C from the first communication opening 201C, and is then purified by the primary filter element 22C of the filter device 20C of the faucet water purifier under the hydraulic pressure, and the purified water generated by the primary filter element 22C flows out through the purified water outlet 2201C and is supplied. In other words, the purified water produced by the first-stage filter element 22C of the filtering device 20C of the faucet water purifier flows to the purified water outlet 2201C under the action of water pressure. On the other hand, if the second communication opening 202C is controlled to allow water to pass therethrough, the raw water flows into the raw water passage 2101C of the filter device 20C from the first communication opening 201C and then flows out from the second communication opening 202C of the filter device 20C under the action of water pressure. In the process that the raw water flows into the raw water channel 2101C of the filter device 20C from the first communication opening 201C and flows out from the second communication opening 202C of the filter device 20C under the action of the water pressure, the raw water flushes the primary filter element 22C of the filter device 20C under the action of the water pressure, and the generated wastewater is discharged through the second communication opening 202C of the filter device 20C. As shown in fig. 33 to 38 of the drawings, alternatively, the control valve 10C controls the supply of raw water to the filter device 20C through the second communication opening 202C. At this time, if the first communication opening 201C does not allow water to pass therethrough, the raw water flows into the raw water passage 2101C of the filter device 20C from the second communication opening 202C, and is then purified by the primary filter element 22C of the filter device 20C of the faucet water purifier under the hydraulic pressure, and the purified water generated by the primary filter element 22C flows out through the purified water outlet 2201C and is supplied. In other words, the purified water produced by the first-stage filter element 22C of the filtering device 20C of the faucet water purifier flows to the purified water outlet 2201C under the action of water pressure. On the other hand, if the first communication opening 201C is controlled to allow water to pass therethrough, the raw water flows into the raw water passage 2101C of the filter device 20C from the second communication opening 202C and then flows out from the first communication opening 201C of the filter device 20C under the action of water pressure. When the raw water flows into the raw water channel 2101C of the filter device 20C from the second communication opening 202C and flows out from the first communication opening 201C of the filter device 20C under the action of the water pressure, the raw water washes the primary filter element 22C of the filter device 20C under the action of the water pressure, and the generated wastewater is discharged through the first communication opening 201C of the filter device 20C.

As shown in fig. 33 to 38 of the drawings, accordingly, when the filter device 20C of the faucet water purifier according to the first embodiment of the present invention is used to purify raw water, the user can control the second communication opening 202C not to allow water to pass through by the control valve 10C, control the first communication opening 201C to allow water to pass through and control raw water to flow to the first communication opening 201C of the filter device 20C, the raw water flows to the raw water channel 2101C of the filter device 20C under the action of water pressure, and further generate purified water after being processed by the primary filter element 22C under the action of water pressure, and then the generated purified water flows out and is provided from the purified water outlet 2201C of the primary filter element 22C under the action of water pressure. Alternatively, the user can control the first communication opening 201C not to allow water to pass through, control the second communication opening 202C to allow water to pass through, and control raw water to flow to the second communication opening 202C of the filter device 20C, the raw water flows to the raw water channel 2101C of the filter device 20C under the action of water pressure, and after being treated by the primary filter element 22C under the action of water pressure, the generated purified water flows out and is provided from the purified water outlet 2201C of the primary filter element 22C under the action of water pressure. Correspondingly, this moment according to the utility model discloses this leading water purifier of first embodiment is in a purification state. Further, when the control valve 10C of the faucet water purifier according to the present invention controls the raw water to wash the filtering device 20C, the user controls the first communicating opening 201C and the second communicating opening 202C through the control valve 10C to allow the water to flow through and control the raw water to flow to the first communicating opening 201C of the filtering device 20C, the raw water flows into the raw water channel 2101C of the filtering device 20C under the action of the water pressure, and flows out from the second communicating opening 202C of the filtering device 20C under the action of the water pressure. In this process, the primary filter element 22C of the filter device 20C is flushed by the raw water under the action of the water pressure, and the generated waste water is discharged through the second communication opening 202C of the filter device 20C. Alternatively, the user can control the first communication opening 201C and the second communication opening 202C through the control valve 10C to allow water to pass through and control the flow of raw water to the second communication opening 202C of the filter device 20C, and the raw water flows into the raw water channel 2101C of the filter device 20C under the action of water pressure and flows out from the first communication opening 201C of the filter device 20C under the action of water pressure. In this process, the primary filter element 22C of the filter device 20C is flushed by the raw water under the action of the water pressure, and the generated waste water is discharged through the first communication opening 201C of the filter device 20C. Correspondingly, this moment according to the utility model discloses this leading water purifier of first embodiment is in a state of washing.

As shown in fig. 33 to 38 of the drawings, the filtering device 20C of the faucet water purifier according to the first embodiment of the present invention further has a first communicating passage 2461C and a second communicating passage 2462C, wherein the first communicating passage 2461C is respectively communicated with the first communicating opening 201C and the raw water passage 2101C, and the second communicating passage 2462C is respectively communicated with the second communicating opening 202C and the raw water passage 2101C. Preferably, the first conduction passage 2461C extends from the first communication opening 201C to one side of the raw water passage 2101C, and the second conduction passage 2462C extends from the second communication opening 202C to an opposite side of the raw water passage 2101C, so as to lengthen a flow path of raw water in the raw water passage 2101C and improve a washing effect of the raw water on the primary filter element 22C.

Further, according to the present invention, the faucet water purifier of the first embodiment further has at least one raw water supply state, wherein when the faucet water purifier of the present invention is in the raw water supply state, the user can control the raw water to directly flow to a raw water outlet through the control valve 10C to be provided without passing through the filtering device 20C and being purified by the same.

As shown in fig. 33 to 38 of the drawings, the filtering device 20C of the faucet water purifier according to the first embodiment of the present invention further includes a base 24C, wherein the first-stage filter element 22C is disposed on the base 24C, and the base 24C forms a first water chamber 2401C, wherein the first water chamber 2401C of the base 24C is communicated with the purified water outlet 2201C of the first-stage filter element 22C of the filtering device 20C. Preferably, the primary filter element 22C is water-tightly disposed in the base 24C, and the first water chamber 2401C is formed between the primary filter element 22C and the base 24C.

As shown in fig. 33 to 38 of the drawings, the first and second communication passages 2461C and 2462C of the filter device 20C of the faucet water purifier according to the first embodiment of the present invention are disposed at the base 24C of the filter device 20C.

As shown in fig. 33 to 38 of the drawings, the first-stage filter element 22C of the filter device 20C of the faucet water purifier according to the first embodiment of the present invention is disposed on the base 24C in a water-tight manner, so as to prevent the raw water in the raw water channel 2101C from flowing into the first water chamber 2401C when the control valve 10C controls the first-stage filter element 22C to filter the raw water. Further, the primary cartridge 22C is removably positioned in the base 24C so that the primary cartridge 22C can be replaced. Alternatively, the primary filter element 22C is water-tightly provided at the housing 21C so that raw water can flow only in the raw water passage 2101C when the control valve 10C controls the primary filter element 22C to filter raw water. Optionally, the primary filter element 22C is removably disposed in the housing 21C, and the housing 21C is water-tightly disposed in the base 24C. Optionally, the primary filter element 22C is integrally formed with the base 24C. Alternatively, the primary filter element 22C is integrally formed on the housing 21C, and the housing 21C is integrally formed on the base 24C.

As shown in fig. 33 to 38 of the drawings, the base 24C of the filtering device 20C of the faucet water purifier according to the first embodiment of the present invention includes a base portion 241C and a first spacing portion 242C, wherein the first spacing portion 242C is disposed on the base portion 241C and extends from the base portion 241C, and wherein the first spacing portion 242C encloses and forms the first water chamber 2401C. More preferably, the first spacing portion 242C is annular.

As shown in fig. 33 to 38 of the drawings, preferably, the first communication opening 201C and the second communication opening 202C of the filter device 20C of the faucet water purifier according to the first embodiment of the present invention are both provided at the base 24C. More preferably, the first communication opening 201C, the second communication opening 202C, the first conduction passage 2461C and the second conduction passage 2462C are all provided at the base 24C. Alternatively, the first communication opening 201C and/or the second communication opening 202C of the filter device 20C are provided in the housing 21C. As shown in fig. 33 to 38 of the drawings, the housing 21C of the filter device 20C of the faucet water purifier according to the first embodiment of the present invention is preferably provided at the edge of the base 24C. More preferably, the housing 21C is integrally formed with the base 24C.

As shown in fig. 33 to 38 of the drawings, the base 24C of the filtering device 20C of the faucet water purifier according to the first embodiment of the present invention further includes a water supply portion 245C, wherein the water supply portion 245C is disposed to extend from the base portion 241C, wherein the water supply portion 245C forms a first water outlet 100C communicating with the purified water outlet 2201C. That is, the purified water outlet 2201C is communicated with the first water outlet 100C through the first water chamber 2401C. Preferably, the first water outlet 100C includes a plurality of water outlet holes.

As shown in fig. 28A to 32 of the drawings, further, the filtering device 20C of the faucet water purifier according to the first embodiment of the present invention further includes a brush 26, wherein the brush 26 includes a brush body 261, wherein the brush body 261 is rotatably disposed between the housing 21C and the primary filter element 22C, so that the brush body 261 can brush the outer surface of the primary filter element 22C facing the housing 21C when rotated. Further, the brush body 261 of the brush 26 of the filter device 20C includes a bristle holder 2611 and a set of bristles 2612, wherein the bristles 2612 of the brush body 261 of the brush 26 are disposed on the bristle holder 2611 and the bristles 2612 are disposed toward the primary filter element 22C such that when the brush body 261 is rotated, the bristles 2612 can brush the outer surface of the primary filter element 22C. It can be understood that when the first-stage filter element 22C of the filtering device 20C of the faucet water purifier is washed, the brush 261 is rotated to clean the first-stage filter element 22C toward the outer surface of the housing 21C. In other words, this brush 26 combines the raw water right the utility model discloses this one-level filter core 22C of this filter equipment 20C of tap water purifier washes effectively, can wash the utility model discloses this one-level filter core 22C of this filter equipment 20C of tap water purifier, thereby has improved the utility model discloses this filter equipment 20C's of tap water purifier life can understand, especially when this one-level filter core 22C is the ceramic filter core, and the user can rotate this brush body 261 and scrub this one-level filter core 22C's surface, has avoided the user must dismantle this one-level filter core 22C and has been used for wasing and the inconvenience that brings, has brought very big facility for the user.

As shown in fig. 28A to 32 of the drawings, the brush 26 of the filtering device 20C of the faucet water purifier according to the first embodiment of the present invention further has an operating end 262 disposed at the bristle holder 2611, the housing 21C of the filtering device 20C has an operating hole 211C, and the operating end 262 extends from the bristle holder 2611 and passes through the operating hole 211C of the housing 21C, so that a user can rotate the operating end 262 by a driving mechanism, such as a knob, a rotating handle, etc., to drive the brush body 261 to rotate along the outer surface of the primary filter element 22C. It is understood that the manipulation end 262 extends from the bristle bar 2611 and through the manipulation hole 211C of the housing 21C.

As shown in fig. 39 to 48 of the drawings, the base 24C of the faucet water purifier according to the first embodiment of the present invention further has a conduction portion 246C, wherein the conduction portion 246C forms the first conduction channel 2461C and the second conduction channel 2462C, wherein the first conduction channel 2461C is respectively communicated with the first communication opening 201C and the raw water channel 2101C, and the second conduction channel 2462C is respectively communicated with the second communication opening 202C and the raw water channel 2101C. Preferably, the first communication passage 2461C is provided between the first communication opening 201C and the raw water passage 2101C, and the second communication passage 2462C is provided between the second communication opening 202C and the raw water passage 2101C. Preferably, the first water outlet 100C includes a plurality of water outlet holes.

As shown in fig. 39 to 48 of the drawings, the filter device 20C of the faucet water purifier according to the first embodiment of the present invention further has a diversion channel 205C, wherein the diversion channel 205C is disposed to communicate with the second conduction channel 2462C and the raw water channel 2101C respectively, and the diversion channel 205C is disposed to extend from bottom to top, so as to guide the raw water to flow upward from the second conduction channel 2462C and flow to the raw water channel 2101C from the top end of the diversion channel 205C, thereby enabling the raw water to flow downward from the top end of the primary filter element 22C and enabling the primary filter element 22C to be flushed from top to bottom when the control valve 10C of the faucet water purifier according to the embodiment of the present invention controls the raw water to flush the filter device 20C. Correspondingly, when according to the utility model discloses this controlling valve 10C of this leading water purifier of embodiment controls the raw water and washes this filter equipment 20C, this first intercommunication opening 201C and this second intercommunication opening 202C of this filter equipment 20C are all controlled and are allowed the rivers to pass through, and the raw water is controlled and is provided this filter equipment 20C through this second intercommunication opening 202C, the raw water is under water pressure, wash this one-level filter core 22C of this filter equipment 20C, the waste water of formation is discharged through this first intercommunication opening 201C of this filter equipment 20C. According to the present invention, the first conduction passage 2461C and the second conduction passage 2462C of the filtering device 20C of the faucet water purifier according to the first embodiment of the present invention are both connected to the raw water passage 2101C. Therefore, when the raw water flows to the raw water channel 2101C, the diversion channel 205C prevents the raw water flowing from the second conduction channel 2462C to the raw water channel 2101C from directly flowing out of the first conduction channel 2461C and the first communication opening 201C, which may affect the washing effect of the raw water on the primary filter element 22C. Preferably, the flow guide channel 205C is formed in the base 24C. More preferably, the flow guide passage 205C is formed at the conduction portion 246C of the base 24C. Alternatively, the guide passage 205C is formed in the inner wall of the housing 21C of the filter device 20C.

It is noted that, although the diversion channel 205C is disposed from bottom to top, thereby having an effect of guiding the raw water to flow upward from the second conduction channel 2462C and to flow to the raw water channel 2101C from the top end of the diversion channel 205C, the filtering device 20C of the faucet water purifier according to the embodiment of the present invention may still be disposed without the diversion channel 205C. When the filter device 20C of the faucet water purifier according to the embodiment of the present invention does not have the diversion channel 205C, the raw water can be provided through the first communication opening 201C and also can be provided through the second communication opening 202C. In the flushing state, waste liquid can be discharged from the second communication opening 202C and also from the first communication opening 201C. In order to prevent the raw water flowing into the raw water passage 2101C from the second communication opening 202C from directly flowing out of the first communication passage 2461C and the first communication opening 201C (or prevent the raw water flowing into the raw water passage 2101C from the first communication opening 201C from directly flowing out of the second communication opening 202C) as much as possible, thereby affecting the washing effect of the raw water on the primary filter 22C, the first communication passage 2461C and the second communication passage 2462C are preferably communicated with the raw water passage 2101C at different positions, so as to prolong the flow path of the raw water in the raw water passage 2101C and improve the washing effect of the raw water on the primary filter 22C. More preferably, the first conduction passage 2461C extends from the first communication opening 201C to one side of the raw water passage 2101C, and the second conduction passage 2462C extends from the second communication opening 202C to the other side of the raw water passage 2101C. Preferably, the first communication opening 201C and the second communication opening 202C are provided on the same side of the filter device 20C. When the filter device 20C of the faucet water purifier according to the embodiment of the present invention further has a guide passage 205C communicating with the second communication passage 2462C and the raw water passage 2101C, respectively, raw water is preferably supplied to the filter device 20C through the second communication opening 202C in a flushing state.

As shown in fig. 39 to 48 of the drawings, the base 24C of the faucet water purifier according to the first embodiment of the present invention further has a flow guide portion 247C, wherein the flow guide portion 247C forms the flow guide channel 205C. Preferably, the flow guiding portion 247C extends upwardly from the base portion 241C of the base 24C.

It should be noted that most faucet water purifiers, and even all faucet water purifiers in practical use, cannot perform functions other than purification treatment (such as filtration or ultrafiltration) and raw water supply, for example, it is difficult to control and perform flushing of the primary filter element 22 (or the primary filter element 22C) of the faucet water purifier. This is related to the structure of the control valve used in the prior faucet water purifier. Because the faucet water purifier is small in size and limited in application occasions, the control valves of most existing faucet water purifiers are simple in structure and cannot control and realize complex functions except for purification treatment (such as filtration or ultrafiltration) of raw water and raw water supply. And the utility model discloses tap water purifier's control valve 10 (control valve 10V) is through purposeful design, and the steerable realization of its special construction is right the utility model discloses tap water purifier's one-level filter core 22 (or one-level filter core 22C) is in the same direction as washing.

It is noted that the first, second, third, fourth and/or fifth are only used herein to name and distinguish between different components (or elements) of the present invention, which in itself does not have any order or number of meanings.

It will be understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention.

The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.

Claims (67)

1. A faucet water purifier, comprising:

a control valve; and

a filter unit, wherein the control valve is suitable for being linked together with raw water source, this filter unit is connected at this control valve, wherein this filter unit includes a shell and a one-level filter core, wherein this shell of this filter unit has a first chamber of holding, this one-level filter core is set up in this first chamber of holding of this shell, wherein this shell and this one-level filter core form one and lie in the raw water passageway between the two, this one-level filter core forms a water purification export, wherein this filter unit forms a first intercommunication opening and a second intercommunication opening, wherein this first intercommunication opening and this second intercommunication opening are linked together with this raw water passageway respectively.

2. The faucet water purifier as claimed in claim 1, wherein the control valve forms a first raw water supply passage communicating with a raw water source and the raw water passage of the filter unit, respectively, when the control valve is in a purification operation position.

3. The faucet water purifier as recited in claim 2 wherein the control valve defines a second raw water supply passage in communication with a source of raw water and the raw water passage of the filter unit, respectively, and a first drain passage in communication with the raw water passage of the filter unit when the control valve is in a forward flushing position.

4. The faucet water purifier of claim 1, wherein the control valve comprises a valve body and a valve core, wherein the valve body defines a valve chamber, a first opening, a second opening, a raw water inlet and a drain opening, wherein the valve core is disposed in the valve chamber, wherein the first opening of the valve body is adapted to communicate with the first communication opening of the filter device, the second opening of the valve body is adapted to communicate with the second communication opening of the filter device, and the raw water inlet of the valve body is adapted to communicate with a source of raw water.

5. The faucet water purifier as recited in claim 4, wherein the valve core of the control valve forms a first communication passage respectively communicating with the first opening of the valve body and the raw water inlet when the control valve is in a purification operation position.

6. The faucet water purifier as recited in claim 5, wherein the valve core of the control valve forms a second communication passage communicating with the second opening of the valve body and the raw water inlet, respectively, and a third communication passage communicating with the first opening of the valve body and the sewage opening, respectively, when the control valve is in a flushing operation position.

7. The faucet water purifier as recited in claim 6 wherein the valve body of the control valve further has a first raw water opening, the valve spool of the control valve forming a fourth communication passage communicating with the first raw water opening and the raw water inlet of the valve body, respectively, when the control valve is in a first raw water supply operation position.

8. The faucet water purifier as recited in claim 7 wherein the valve body of the control valve further has a second raw water opening, and the valve spool of the control valve forms a fifth communication passage communicating with the second raw water opening and the raw water inlet of the valve body, respectively, when the control valve is in a second raw water supply operation position.

9. The faucet water purifier of claim 5, wherein the control valve is a planar valve, wherein the valve core further comprises a fixed valve plate and a movable valve plate, wherein the fixed valve plate has a first fluid control surface, the movable valve plate has a second fluid control surface, wherein the movable valve plate and the fixed valve plate are both disposed in the valve cavity, wherein the second fluid control surface of the movable valve plate is disposed on the first fluid control surface of the fixed valve plate, and the movable valve plate is disposed to be rotatable relative to the fixed valve plate, the planar valve having a first passage, a second passage, a third passage, and a fourth passage, wherein the first passage and the second passage are disposed on the fixed valve plate and extend from the first fluid control surface of the fixed valve plate, respectively; the third channel and the fourth channel are respectively arranged on the movable valve plate and respectively extend from the second fluid control surface of the movable valve plate, wherein the first channel is communicated with the first opening, the second channel is communicated with the second opening, and the third channel is communicated with the raw water inlet.

10. The faucet water purifier of claim 9, wherein the planar valve further has a trapway, wherein the trapway is disposed on the stationary plate and extends from the first fluid control surface of the stationary plate, the trapway being in communication with the trapway opening, wherein when the planar valve is in a flush position, the third channel of the planar valve is in communication with the second channel to form a second communication channel in communication with the raw water inlet and the second opening, respectively, and the fourth channel is in communication with the first channel and the trapway, respectively, to form a third communication channel in communication with the first opening and the trapway opening, respectively.

11. The faucet water purifier as recited in claim 10 wherein the valve body of the planar valve further has a first raw water opening, the planar valve further having a first raw water passage, wherein the first raw water passage is provided in the stationary plate and extends from the first fluid control surface of the stationary plate, the first raw water passage communicating with the first raw water opening, wherein the third passage of the planar valve communicates with the first raw water passage when the planar valve is in a first raw water supply position, thereby forming a fourth communication passage communicating with the raw water inlet and the first raw water opening, respectively.

12. The faucet water purifier as recited in claim 11 wherein the valve body of the planar valve further has a second raw water opening, the planar valve further having a second raw water passage provided in the stationary plate and extending from the first fluid control surface of the stationary plate, the second raw water passage communicating with the second raw water opening, wherein the third passage of the planar valve communicates with the second raw water passage when the planar valve is in a second raw water supply position, thereby forming a fifth communication passage communicating with the raw water inlet and the second raw water opening, respectively.

13. The faucet water purifier of claim 9, wherein the second passage is blocked by the movable valve plate when the planar valve is in the purification position.

14. The faucet water purifier as claimed in claim 11, wherein the first passage and the trapway are blocked by the movable valve plate, respectively, when the flat valve is at the first raw water supply level.

15. The faucet water purifier as claimed in claim 12, wherein the first passage and the first raw water passage are blocked by the movable valve plate, respectively, when the flat valve is at the second raw water supply operation level.

16. The faucet water purifier of claim 12, wherein the first flow control surface of the stationary plate of the planar valve forms a central portion and an edge portion extending outward from the central portion, and the first channel, the trapway, the second channel, the second raw water channel, and the first raw water channel of the planar valve are arranged clockwise in this order at the edge portion of the first flow control surface of the stationary plate.

17. The faucet water purifier of claim 12, wherein the first flow control surface of the stationary plate of the planar valve forms a central portion and a peripheral portion extending outward from the central portion, and the first channel, the trapway, the second channel, the second raw water channel, and the first raw water channel of the planar valve are arranged counterclockwise in this order at the peripheral portion of the first flow control surface of the stationary plate.

18. The faucet water purifier of claim 16, wherein the first channel, the trapway, the second channel, the second raw water channel, and the first raw water channel of the planar valve are spaced apart at the first fluid control surface of the stationary plate; the third channel and the fourth channel of the plane valve are arranged at the second fluid control surface of the movable valve plate in a spaced mode.

19. The faucet water purifier of claim 17, wherein the first channel, the trapway, the second channel, the second raw water channel, and the first raw water channel of the planar valve are spaced apart at the first fluid control surface of the stationary plate; the third channel and the fourth channel of the plane valve are arranged at the second fluid control surface of the movable valve plate in a spaced mode.

20. The faucet water purifier of claim 9, wherein the raw water inlet and the third channel are respectively connected to the valve chamber, and the fourth channel of the movable valve plate is a blind through hole.

21. The faucet water purifier of claim 12, wherein the first fluid control surface has a central portion and an edge portion extending outwardly from the central portion, the second fluid control surface has a central area and an edge area extending outwardly from the central area, wherein the edge portion of the first fluid control surface is bisected into a first portion, a second portion, a third portion, a fourth portion, and a fifth portion, and the edge area of the second fluid control surface is bisected into a first area, a second area, a third area, a fourth area, and a fifth area; the first channel extends downward from the first portion of the first fluid control surface of the fixed valve plate, the sewage channel extends downward from the second portion of the first fluid control surface of the fixed valve plate, the second channel extends downward from the third portion of the first fluid control surface of the fixed valve plate, the second raw water channel extends downward from the fourth portion of the first fluid control surface of the fixed valve plate, the first raw water channel extends downward from the fifth portion of the first fluid control surface of the fixed valve plate, the third channel extends upward from the first area of the second fluid control surface of the movable valve plate, and the fourth channel extends upward from the fourth area and the fifth area of the second fluid control surface of the movable valve plate.

22. The faucet water purifier of claim 5, wherein the control valve is a planar valve, wherein the valve core further comprises a stationary plate and a movable plate, wherein the stationary plate has a first fluid control surface, the movable plate has a second fluid control surface, wherein the movable plate and the stationary plate are both disposed in the valve cavity, wherein the second fluid control surface of the movable plate is disposed on the first fluid control surface of the stationary plate, and the movable plate is disposed to be rotatable relative to the stationary plate, the planar valve has a first channel, a second channel, a third channel, a fourth channel, and a raw water inlet channel, wherein the first channel, the second channel, and the raw water inlet channel are disposed on the stationary plate and extend from the first fluid control surface of the stationary plate, respectively; the third channel and the fourth channel are respectively arranged on the movable valve plate and respectively extend from the second fluid control surface of the movable valve plate, wherein the first channel is communicated with the first opening, the second channel is communicated with the second opening, the third channel is communicated with the raw water inlet channel, the raw water inlet channel is communicated with the raw water inlet, and when the plane valve is positioned at the purification working position, the third channel of the plane valve is respectively communicated with the raw water inlet channel and the first channel, so that the first communication channel respectively communicated with the raw water inlet and the first opening is formed.

23. The faucet water purifier of claim 22, wherein the planar valve further has a trapway, wherein the trapway is disposed on the stationary plate and extends from the first fluid control surface of the stationary plate, the trapway is in communication with the trapway opening, and when the planar valve is in a flush position, the third channel of the planar valve is in communication with the raw water inlet channel and the second channel, respectively, to form a second communication channel in communication with the raw water inlet and the second opening, respectively, and the fourth channel is in communication with the first channel and the trapway, respectively, to form a third communication channel in communication with the first opening and the trapway, respectively.

24. The faucet water purifier as recited in claim 23 wherein the valve body of the planar valve further has a first raw water opening, the planar valve further having a first raw water passage, wherein the first raw water passage is provided in the stationary plate and extends from the first fluid control surface of the stationary plate, the first raw water passage being in communication with the first raw water opening, the third passage of the planar valve being in communication with the raw water inlet passage and the first raw water passage, respectively, when the planar valve is in a first raw water supply position, thereby forming a fourth communication passage in communication with the raw water inlet and the first raw water opening, respectively.

25. The faucet water purifier as recited in claim 24 wherein the valve body of the planar valve further has a second raw water opening, the planar valve further having a second raw water passage, wherein the second raw water passage is provided in the stationary plate and extends from the first fluid control surface of the stationary plate, the second raw water passage communicating with the second raw water opening, the third passage of the planar valve communicating with the raw water inlet passage and the second raw water passage, respectively, when the planar valve is in a second raw water supply operation position, thereby forming a fifth communication passage communicating with the raw water inlet and the second raw water opening, respectively.

26. The faucet water purifier of claim 22, wherein the second passage is blocked by the movable valve plate when the planar valve is in the purification position.

27. The faucet water purifier of claim 24, wherein the first passage and the trapway are blocked by the movable valve plate, respectively, when the planar valve is in the first raw water supply position.

28. The faucet water purifier of claim 25, wherein the first passage and the first raw water passage are blocked by the movable valve plate, respectively, when the flat valve is at the second raw water supply operation level.

29. The faucet water purifier of claim 25, wherein the first flow control surface of the stationary plate of the planar valve defines a central portion and a peripheral portion extending outwardly from the central portion, the raw water inlet passage of the planar valve is disposed at the central portion of the stationary plate, and the first passage, the trapway, the second passage, the second raw water passage, and the first raw water passage of the planar valve are arranged clockwise in this order at the peripheral portion of the first flow control surface of the stationary plate.

30. The faucet water purifier of claim 25, wherein the first flow control surface of the stationary plate of the planar valve defines a central portion and a peripheral portion extending outwardly from the central portion, the raw water inlet passage of the planar valve is disposed at the central portion of the stationary plate, and the first passage, the trapway, the second passage, the second raw water passage, and the first raw water passage of the planar valve are arranged counterclockwise in this order at the peripheral portion of the first flow control surface of the stationary plate.

31. The faucet water purifier of claim 29, wherein the first channel, the trapway, the second channel, the second raw water channel, the first raw water channel, and the raw water inlet channel of the planar valve are spaced apart at the first fluid control surface of the stationary plate; the third channel and the fourth channel of the plane valve are arranged at the second fluid control surface of the movable valve plate in a spaced mode.

32. The faucet water purifier of claim 30, wherein the first channel, the trapway, the second channel, the second raw water channel, the first raw water channel, and the raw water inlet channel of the planar valve are spaced apart at the first fluid control surface of the stationary plate; the third channel and the fourth channel of the plane valve are arranged at the second fluid control surface of the movable valve plate in a spaced mode.

33. The faucet water purifier of claim 22, wherein the third channel and the fourth channel of the movable valve plate are blind via holes.

34. The faucet water purifier of claim 25, wherein the first fluid control surface has a central portion and an edge portion extending outwardly from the central portion, the second fluid control surface has a central area and an edge area extending outwardly from the central area, wherein the edge portion of the first fluid control surface is bisected into a first portion, a second portion, a third portion, a fourth portion, and a fifth portion, and the edge area of the second fluid control surface is bisected into a first area, a second area, a third area, a fourth area, and a fifth area; wherein the first channel extends downward from the first portion of the first fluid control surface of the stationary plate, the trapway extends downward from the second portion of the first flow control surface of the stationary plate, the second passage extends downward from the third portion of the first flow control surface of the stationary plate, the second raw water channel extends downwards from the fourth part of the first fluid control surface of the fixed valve plate, the first raw water channel extends downwards from the fifth part of the first fluid control surface of the fixed valve plate, the third channel extends upward from the first area and the central area of the second fluid control surface of the movable valve plate, the fourth channel extends upwards from the fourth area and the fifth area of the second fluid control surface of the movable valve plate, the raw water inlet channel extends downwards from the central part of the first fluid control surface of the fixed valve plate.

35. The faucet water purifier of any one of claims 1-34, wherein the primary filter element defines a raw water side and a clean water side, wherein the raw water passage is defined between the housing and the raw water side of the primary filter element, and the clean water outlet is defined on the clean water side of the primary filter element.

36. The faucet water purifier as claimed in any one of claims 1 to 34, wherein the filter device further has a first communication passage and a second communication passage, wherein the first communication passage communicates with the first communication opening and the raw water passage, respectively, and the second communication passage communicates with the second communication opening and the raw water passage, respectively.

37. The faucet water purifier of claim 36, wherein the filter assembly further includes a base, the primary filter element being water-tightly mounted to the base, wherein the base defines a first water outlet, wherein the first water outlet is in communication with the clean water outlet of the primary filter element.

38. The faucet water purifier of claim 37, wherein the base further defines a first water chamber, wherein the primary filter element is sealingly disposed in the base in water-tight relation, and the first water chamber is in communication with the purified water outlet of the primary filter element.

39. The faucet water purifier of claim 38, wherein the first water chamber of the base is in communication with the purified water outlet and the first water outlet of the primary filter element of the filter device, respectively.

40. The faucet water purifier of claim 39, wherein the base includes a base portion and a first spacer portion, wherein the first spacer portion is disposed on and extends from the base portion, and wherein the first spacer portion surrounds the first water chamber.

41. The faucet water purifier of claim 40, wherein the base further comprises a water supply portion, wherein the water supply portion is disposed to extend from the base portion, wherein the water supply portion forms the first water outlet.

42. The faucet water purifier of claim 37, wherein the first and second communication channels are disposed at the base of the filter assembly.

43. The faucet water purifier as claimed in claim 42, wherein the filtering device further has a guide passage, the base further has a guide portion, wherein the guide portion forms the first guide passage and the second guide passage, wherein the guide passage is provided to communicate with the second guide passage and the raw water passage, respectively, and the guide passage is provided to extend from bottom to top.

44. The faucet water purifier of claim 43, wherein the base further has a flow guide portion, wherein the flow guide portion extends upwardly from the base portion of the base, wherein the flow guide portion forms the flow guide channel.

45. The faucet water purifier of claim 36, wherein the filter device further includes a base including a base portion and a water supply portion, wherein the water supply portion is disposed to extend from the base portion, wherein the second conduction channel forms a first conduction portion, a second conduction portion extending from the first conduction portion, and a first conduction hole respectively communicating with the second conduction portion of the second conduction channel and the raw water channel, wherein the first conduction portion of the second conduction channel is formed at the base portion, the second conduction portion of the second conduction channel is formed between the base portion and the water supply portion, and the first conduction hole is formed between the raw water second conduction portion of the second conduction channel and the raw water channel.

46. The faucet water purifier of claim 36, wherein the filter device further includes a base including a base portion and a water supply portion, wherein the water supply portion is disposed to extend from the base portion, wherein the second conduction channel forms a first conduction portion, a second conduction portion extending from the first conduction portion, and a first conduction hole respectively communicating with the second conduction portion of the second conduction channel and the raw water channel, wherein the first conduction portion of the second conduction channel is formed at the base portion, the second conduction portion of the second conduction channel is a groove formed at an outer side wall of the water supply portion, and the first conduction hole is formed between the second conduction portion of the second conduction channel and the raw water channel.

47. The faucet water purifier of claim 36, wherein the filter device further includes a base including a base portion and a water supply portion, wherein the water supply portion is disposed to extend from the base portion, wherein the second conduction channel forms a first conduction portion, a second conduction portion extending from the first conduction portion, and a first conduction hole respectively communicating with the second conduction portion of the second conduction channel and the raw water channel, wherein the first conduction portion of the second conduction channel is formed at the base portion, the second conduction portion of the second conduction channel is an open groove formed at the base portion, and the first conduction hole is formed between the second raw water conduction portion of the second conduction channel and the raw water channel.

48. The faucet water purifier as claimed in any one of claims 37 to 47, wherein the first communication passage extends from the first communication opening to one side of the raw water passage, and the second communication passage extends from the second communication opening to an opposite side of the raw water passage.

49. The faucet water purifier of any one of claims 9-34, wherein the stationary plate of the valve cartridge includes a high end portion, a low end portion, and a securing portion disposed between the high end portion and the low end portion, wherein the high end portion forms the first fluid control surface of the stationary plate, the low end portion is disposed in the valve cavity of the valve body, and the low end portion of the stationary plate is integrally formed with an inner wall of the valve body of the planar valve.

50. The faucet water purifier of any one of claims 1-34, wherein the filter device further comprises a brush, wherein the brush comprises a brush body, wherein the brush body is rotatably disposed between the housing and the primary filter element.

51. A filter assembly for a faucet water purifier, comprising:

a housing; and

a first-order filter core, wherein this shell has a first chamber of holding, and this first-order filter core is set up in this first chamber of holding of this shell, and wherein this shell and this first-order filter core form one and are located the raw water passageway between the two, and this first-order filter core forms a water purification export, and wherein this filter equipment forms a first intercommunication opening and a second intercommunication opening, and wherein this first intercommunication opening and this second intercommunication opening are linked together with this raw water passageway respectively.

52. The filter device for a faucet water purifier as recited in claim 51, wherein the primary filter element defines a raw water side and a clean water side, wherein the raw water passage is defined between the housing and the raw water side of the primary filter element, and the clean water outlet is defined in the clean water side of the primary filter element.

53. The filtering device for a faucet water purifier as recited in claim 51, further comprising a first communicating channel and a second communicating channel, wherein the first communicating channel communicates with the first communicating opening and the raw water channel, respectively, and the second communicating channel communicates with the second communicating opening and the raw water channel, respectively, wherein the first communicating channel extends from the first communicating opening to one side of the raw water channel, and the second communicating channel extends from the second communicating opening to an opposite side of the raw water channel.

54. The filtering device for a faucet water purifier as recited in claim 51, further comprising a base to which the primary filter element is water-tightly mounted, wherein the base defines a first water outlet, wherein the first water outlet is in communication with the clean water outlet of the primary filter element.

55. The filtering device for a faucet water purifier as recited in claim 54, wherein the base further defines a first water chamber, wherein the primary filter element is water-tightly disposed in the base, and the first water chamber communicates with the clean water outlet of the primary filter element.

56. The filtering device for a faucet water purifier as recited in claim 55, wherein the first water chamber of the base is in communication with the purified water outlet and the first water outlet of the primary filter element, respectively.

57. The filter assembly of claim 56, wherein the base includes a base portion and a first spacer portion, wherein the first spacer portion is disposed on and extends from the base portion, and wherein the first spacer portion surrounds the first water chamber.

58. The filtering device for a faucet water purifier as recited in claim 57, wherein the base further comprises a water supply portion, wherein the water supply portion is disposed to extend from the base portion, wherein the water supply portion forms the first water outlet.

59. The filtering device for a faucet water purifier as recited in claim 54, wherein the first communication channel and the second communication channel are both disposed at the base.

60. The filtering device for a faucet water purifier as recited in claim 59, further comprising a flow guide channel, the base further comprising a conducting portion, wherein the conducting portion forms the first conducting channel and the second conducting channel, wherein the flow guide channel is disposed to communicate with the second conducting channel and the raw water channel, respectively, and the flow guide channel is disposed to extend from bottom to top.

61. The filtering device for a faucet water purifier as recited in claim 60, wherein the base further has a flow guide portion, wherein the flow guide portion extends upwardly from the base portion of the base, wherein the flow guide portion forms the flow guide channel.

62. The filtering device for a faucet water purifier as recited in claim 53, further comprising a base including a base portion and a water supply portion, wherein the water supply portion is provided to extend from the base portion, wherein the second conduction passage forms a first conduction portion, a second conduction portion extending from the first conduction portion, and a first conduction hole respectively communicating with the second conduction portion of the second conduction passage and the raw water passage, wherein the first conduction portion of the second conduction passage is formed at the base portion, the second conduction portion of the second conduction passage is formed between the base portion and the water supply portion, and the first conduction hole is formed between the raw water second conduction portion of the second conduction passage and the raw water passage.

63. The filtering device for a faucet water purifier as recited in claim 53, further comprising a base including a base portion and a water supply portion, wherein the water supply portion is provided to extend from the base portion, wherein the second conduction channel forms a first conduction portion, a second conduction portion extending from the first conduction portion, and a first conduction hole respectively communicating with the second conduction portion of the second conduction channel and the raw water channel, wherein the first conduction portion of the second conduction channel is formed at the base portion, the second conduction portion of the second conduction channel is a groove formed at an outer side wall of the water supply portion, and the first conduction hole is formed between the second conduction portion of the second conduction channel and the raw water channel.

64. The filtering device for a faucet water purifier as recited in claim 53, further comprising a base including a base portion and a water supply portion, wherein the water supply portion is provided to extend from the base portion, wherein the second conduction channel forms a first conduction portion, a second conduction portion extending from the first conduction portion, and a first conduction hole respectively communicating with the second conduction portion of the second conduction channel and the raw water channel, wherein the first conduction portion of the second conduction channel is formed at the base portion, the second conduction portion of the second conduction channel is an open groove formed at the base portion, and the first conduction hole is formed between the second raw water conduction portion of the second conduction channel and the raw water channel.

65. The filter device for a faucet water purifier of claim 51, further comprising a brush, wherein the brush comprises a brush body, wherein the brush body is rotatably disposed between the housing and the primary filter element.

66. The filter device for a faucet water purifier as recited in claim 65, wherein the brush body includes a bristle holder and a set of bristles, wherein the bristles of the brush body of the brush are disposed in the bristle holder and the bristles are disposed toward the primary filter element.

67. The filtering device for a faucet water purifier as recited in any one of claims 51 to 66, wherein the first communicating opening and the second communicating opening are provided at the same side of the filtering device.

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