CN218709426U - Water purifier with micro-bubble water outlet and water outlet - Google Patents

Abstract

The embodiment of the utility model discloses a water purifier with micro-bubble water and three water outlets, which comprises an ultrafiltration membrane filter element, a micro-bubble water waterway and a pure water waterway; the ultrafiltration membrane filter element comprises a raw water port, an ultrafiltration purification water port and a purification water port; the common water path of the micro-bubble water path and the pure water path comprises a composite filter element; the composite filter element comprises a front filter element and a rear filter element; the raw water port is used for introducing raw water; raw water is purified by an ultrafiltration membrane filter element and then is discharged from an ultrafiltration purification water gap; or the water is purified by the front filter element and then discharged from the first water outlet to enter the residual water channel of the micro-bubble water channel; or finally, the water is purified by the second water inlet through the post-filter element and then discharged by the second water outlet. The embodiment of the utility model provides a solve the problem that current purifier function singleness can not satisfy little bubble water production demand, can not only prepare the pure water, can also prepare little bubble water, simultaneously, can provide purification and filterable water source to little bubble water, improve the integrated level simultaneously, save whole space.

Description

Water purifier with micro-bubble water outlet and water outlet

Technical Field

The embodiment of the utility model provides a relate to water purification technical field, especially relate to a take little bubble water three play water purifiers.

Background

The general function of current purifier is mainly with providing the purification drinking water, generally is used for washing fruit, washing vegetables, washes greasy dirt or directly as drinking water etc. its function still comparatively singlely, and moreover, the water purification washing effect that its purification provided is also very limited, and cleaning capacity is relatively poor.

At present, the application of micro-bubble water is gradually developed to the field of water purification, wherein micro-bubbles refer to micro-bubbles with the diameter of less than 50 microns, and the micro-bubbles can realize the requirement of deep cleaning due to the characteristics of long retention time in water, small bubble size and capability of penetrating into pores, fibers and other gaps. Therefore, how to make the water purifier provide micro-bubble water with a strong cleaning function to achieve a better cleaning effect is a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take little bubble water three play water purifiers to when making the purifier normally provide ultrafiltration water purification and pure water, can also provide the little bubble water that has better washing function.

The embodiment of the utility model provides a water purifier with micro-bubble water outlet, which comprises an ultrafiltration membrane filter element, a micro-bubble water channel and a pure water channel; the ultrafiltration membrane filter element comprises a raw water port, an ultrafiltration purification water port and a purification water port; the micro-bubble water channel is used for producing micro-bubble water, and the pure water channel is used for producing pure water;

a part of the micro-bubble water channel and the pure water channel are shared to form a public water channel, and the public water channel comprises a composite filter element; the composite filter element comprises a front filter element, a rear filter element, a first water inlet, a first water outlet, a second water inlet and a second water outlet;

the raw water inlet is used for introducing raw water, and the first water inlet is connected with the purified water inlet;

the raw water is purified by the ultrafiltration membrane filter element and then is discharged from the ultrafiltration purification water gap; or the raw water is purified by the ultrafiltration membrane filter element, discharged from the purification water port, enters the first water inlet, purified by the preposed filter element, discharged from the first water outlet and enters the residual water path of the micro-bubble water path; or the raw water is purified by the ultrafiltration membrane filter element and then is discharged from the purification water port to enter the first water inlet, then is purified by the front filter element and then is discharged by the first water outlet to enter the residual water path of the pure water path, and finally is purified by the rear filter element and then is discharged by the second water outlet.

Further, the public waterway also comprises a booster pump, and the booster pump comprises a water inlet and a water outlet;

the water inlet of the booster pump is connected with the first water outlet of the composite filter element, and the water outlet of the booster pump is respectively connected with the micro-bubble water path and the residual water path of the pure water path.

Furthermore, the public waterway also comprises an air pump and a check valve, and the booster pump also comprises an air inlet;

the air pump is connected with the air inlet of the booster pump; the check valve connect in the air pump with between the booster pump, the switch-on direction of check valve is the air pump orientation the booster pump.

Furthermore, the public waterway also comprises a pressure maintaining valve and a first water inlet valve, and the pressure maintaining valve and the first water inlet valve are connected between the first water outlet of the composite filter element and the water inlet of the booster pump.

Further, the pure water route still includes second water intaking valve, RO membrane reverse osmosis filter core and one-way high pressure switch, the second water intaking valve RO membrane reverse osmosis filter core with one-way high pressure switch connect gradually in the delivery port of booster pump with between the second water inlet of composite filter core.

Further, little bubble water route still includes gas mixing tank, bubbler and microbubble tap, gas mixing tank with the bubbler connects gradually the delivery port of booster pump with between the microbubble tap.

Furthermore, the pure water waterway also comprises a pure water tap, and the pure water tap is connected with the second water outlet of the composite filter element;

the micro-bubble faucet comprises a Hall switch, and the water purifier also comprises a control device;

the control device is respectively and electrically connected with the one-way high-pressure switch and the Hall switch, and is also respectively connected with the first water inlet valve, the booster pump, the air pump and the second water inlet valve;

when the control device determines that the pure water tap is opened through the water pressure detected by the one-way high-voltage switch, the first water inlet valve, the booster pump and the second water inlet valve are started to enable the pure water waterway to work;

the control device detects through the hall switch when microbubble tap opens, start the booster pump with the air pump, so that microbubble water route work.

Furthermore, the RO membrane reverse osmosis filter element also comprises a concentrated water outlet;

the water purifier also comprises a wastewater waterway, the wastewater waterway comprises a wastewater pipe and a wastewater valve, and the wastewater pipe is connected with the concentrated water outlet of the RO membrane reverse osmosis filter element;

the waste water valve is arranged on the waste water pipe, and the control device is electrically connected with the waste water valve to control the waste water waterway to work.

Furthermore, the public waterway also comprises a low-pressure switch, and the low-pressure switch is connected with the first water inlet of the composite filter element;

the control device is electrically connected with the low-voltage switch, and when the control device detects that the water pressure is smaller than a preset value through the low-voltage switch, the booster pump is controlled to stop working.

Furthermore, the microbubble faucet and the pure water faucet are integrated on the same double water faucet, and a water outlet pipe is arranged on the double water faucet; when microbubble tap opened, the outlet pipe was used for discharging microbubble water, works as when pure tap opened, the outlet pipe was used for discharging pure water.

Further, leading filter core includes PP and CTO filter core, rearmounted filter core includes rearmounted carbon filter core.

According to the technical scheme of the embodiment of the utility model, the water purifier is provided with an ultrafiltration membrane filter element, a micro-bubble water path and a pure water path; wherein, the ultrafiltration membrane filter element comprises a raw water port, an ultrafiltration purification water port and a purification water port; the micro-bubble water channel is used for producing micro-bubble water, and the pure water channel is used for producing pure water; a part of water ways in the micro-bubble water way and the pure water way are shared to form a public water way, and the public water way comprises a composite filter element; the composite filter element comprises a front filter element, a rear filter element, a first water inlet, a first water outlet, a second water inlet and a second water outlet; the raw water inlet is used for introducing raw water, and the first water inlet is connected with the purification water inlet; raw water is purified by an ultrafiltration membrane filter element and then is discharged from an ultrafiltration purification water gap; or the raw water is purified by the ultrafiltration membrane filter element, then discharged from the purification water port to enter the first water inlet, purified by the preposed filter element, and discharged from the first water outlet to enter the residual water path of the micro-bubble water path; or raw water is purified by the ultrafiltration membrane filter element and then is discharged from the purification water inlet to enter the first water inlet, is purified by the front filter element and then is discharged from the first water outlet to enter the residual water path of the pure water path, and finally is purified by the rear filter element and then is discharged from the second water outlet, so that ultrafiltration purified water, pure water and micro-bubble water can be respectively generated and obtained, and the three-outlet water purifier with micro-bubble water is realized. The embodiment of the utility model solves the problem that the existing water purifier has single function and can not meet the production requirement of micro-bubble water, and can not only prepare ultra-clean water and pure water, but also prepare micro-bubble water; simultaneously, because pure water route and little bubble water route adopt the public water route that is provided with combined filter core, can provide purification and filterable water source to little bubble water on the one hand, guarantee the purification degree of little bubble water, on the other hand can also carry out the rearmounted filtration with pure water route backward flow combined filter core again, further guarantees the quality of water of pure water, improves the integrated level simultaneously, saves whole space.

Drawings

Fig. 1 is a schematic structural view of a water purifier with three water outlets and micro bubble water provided by the embodiment of the present invention;

wherein: 1-raw water port, 2-ultrafiltration membrane filter element, 3-preposed pipeline, 4-composite filter element, 5-preposed filter element, 6-postposition filter element, 7-pressure maintaining valve, 8-first water inlet valve, 9-air pump, 10-check valve, 11-booster pump, 12-second water inlet valve, 13-RO membrane reverse osmosis filter element, 14-waste water valve, 15-waste water pipe, 16-one-way high-pressure switch, 17-second water path, 18-third water path, 19-first water path, 20-gas mixing tank, 21-bubbler, 22-microbubble faucet, 23-pure water faucet and 24-ultrafiltration pure water faucet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present invention are described in terms of the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it is also to be understood that when an element is referred to as being "on" or "under" another element, it can be directly formed on "or" under "the other element or be indirectly formed on" or "under" the other element through an intermediate element. The terms "first," "second," and the like, are used for descriptive purposes only and not for purposes of limitation, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 is a schematic structural view of a water purifier with micro-bubble water and three water outlets according to an embodiment of the present invention, and referring to fig. 1, the water purifier includes an ultrafiltration membrane filter element 2, a micro-bubble water path and a pure water path; the ultrafiltration membrane filter element 2 comprises a raw water port 1, an ultrafiltration purification water port and a purification water port; the micro-bubble water channel is used for producing micro-bubble water, and the pure water channel is used for producing pure water. A part of the micro-bubble water channel and the pure water channel share a common water channel, and the common water channel comprises a composite filter element 4; the composite filter element 4 comprises a front filter element 5, a rear filter element 6, a first water inlet, a first water outlet, a second water inlet and a second water outlet.

The raw water inlet 1 is used for introducing raw water, and the first water inlet is connected with the purification water inlet, specifically through a preposed pipeline 3; the raw water is purified by the ultrafiltration membrane filter element 2 and then discharged from the ultrafiltration purification water gap; or the raw water is purified by the ultrafiltration membrane filter element 2, discharged from the purification water port, enters the first water inlet, purified by the preposed filter element 5, discharged from the first water outlet and enters the residual water path of the micro-bubble water path; or the raw water is purified by the ultrafiltration membrane filter element 2, then is discharged from the water purification port to enter the first water inlet, is purified by the front filter element 5, then is discharged from the first water outlet to enter the residual water path of the pure water path, and finally is discharged from the second water inlet after being purified by the rear filter element 6.

Wherein, the ultrafiltration membrane filter element 2 directly forms an ultrafiltration water purification waterway, and raw water entering from the raw water port 1 is filtered and purified by the ultrafiltration membrane filter element 2 to generate ultrafiltration purified water. The ultrafiltration purification water port of the ultrafiltration membrane filter element 2 is connected with an ultrafiltration purification water tap 24 to discharge ultrafiltration purification water. The public waterway refers to a part of waterway shared by a micro-bubble water waterway and a pure water waterway in the water purifier, wherein the composite filter element 4 is involved, and the micro-bubble water and the pure water can be simultaneously filtered and purified by utilizing the composite filter element 4, so that the water quality of the micro-bubble water and the pure water is ensured. Specifically, the composite filter element 4 is formed by combining a front filter element 5 and a rear filter element 6, the front filter element 5 may be a PP and CTO filter element, and the rear filter element 6 may be a rear carbon filter element, which is not limited herein. Wherein, the micro-bubble water channel and the pure water channel are mainly the front filter element 5 in the multiplex composite filter element 4, and the rear filter element 6 is mainly used for the pure water channel. It can be understood that the first water inlet 1 of the composite filter element 4 is substantially a raw water inlet, which is responsible for introducing raw water, and the raw water is purified by the pre-filter element 5 in the composite filter element 4 of the public water path and then branched into the micro-bubble water path or the pure water path, so as to respectively produce micro-bubble water and pure water. It should be noted that the pure water waterway also includes a post-filter element 6 part in the composite filter element 4, and the water flowing in the pure water waterway also needs to be purified by the post-filter element 6 and then discharged to form pure water.

As shown in fig. 1, the waterway system of the present embodiment adopts the public waterway structure of the composite filter element 4, and the pre-filter element 5 therein can purify the raw water, so that the purified raw water is respectively provided to the remaining micro-bubble water waterway and the pure water waterway, which can ensure the water quality of two kinds of water, and on the other hand, can reduce the pressure of other purification devices in the two kinds of waterways, reduce the consumption rate, and contribute to improving the service lives of other purification devices. In addition, among the waterway system of this embodiment, the pure water waterway flows back to the post-filter element 6 of the composite filter element 4, that is, the post-filter element 6 and the pre-filter element 5 are combined to form the composite filter element 4, so that the integration level of the whole waterway can be increased, and the reduction of the whole volume is facilitated.

According to the technical scheme, the water purifier is provided with the ultrafiltration membrane filter element, the micro-bubble water channel and the pure water channel; wherein, the ultrafiltration membrane filter element comprises a raw water port, an ultrafiltration purification water port and a purification water port; the micro-bubble water channel is used for producing micro-bubble water, and the pure water channel is used for producing pure water; a part of water ways in the micro-bubble water way and the pure water way are shared to form a public water way, and the public water way comprises a composite filter element; the composite filter element comprises a front filter element, a rear filter element, a first water inlet, a first water outlet, a second water inlet and a second water outlet; the raw water inlet is used for introducing raw water, and the first water inlet is connected with the purified water inlet; raw water is purified by an ultrafiltration membrane filter element and then is discharged from an ultrafiltration purification water gap; or the raw water is purified by the ultrafiltration membrane filter element, then discharged from the purification water port to enter the first water inlet, purified by the preposed filter element, and discharged from the first water outlet to enter the residual water path of the micro-bubble water path; or raw water is purified by the ultrafiltration membrane filter element and then is discharged from the purification water inlet to enter the first water inlet, is purified by the front filter element and then is discharged from the first water outlet to enter the residual water path of the pure water path, and finally is purified by the rear filter element and then is discharged from the second water outlet, so that ultrafiltration purified water, pure water and micro-bubble water can be respectively generated and obtained, and the three-outlet water purifier with micro-bubble water is realized. The embodiment of the utility model solves the problem that the existing water purifier has single function and can not meet the production requirement of micro-bubble water, and not only can prepare ultra-clean water and pure water, but also can prepare micro-bubble water; simultaneously, because pure water route and little bubble water route adopt the public water route that is provided with combined filter core, can provide purification and filterable water source to little bubble water on the one hand, guarantee the purification degree of little bubble water, on the other hand can also carry out the rearmounted filtration with pure water route backward flow combined filter core again, further guarantees the quality of water of pure water, improves the integrated level simultaneously, saves whole space.

With continued reference to fig. 1, further, in the waterway system of the water purifier, the public waterway further includes a booster pump 11, and the booster pump 11 includes a water inlet and a water outlet; the water inlet of the booster pump 11 is connected with the first water outlet of the composite filter element 4, and the water outlet is respectively connected with the residual water paths of the micro-bubble water path and the pure water path.

Furthermore, the public waterway also comprises an air pump 9 and a check valve 10, and the booster pump 11 also comprises an air inlet; the air pump 9 is connected with an air inlet of the booster pump 11; the check valve 10 is connected between the air pump 9 and the booster pump 11, and the check valve 10 is communicated in a direction from the air pump 9 to the booster pump 11.

Wherein, air pump 9 and check valve 10 constitute the inlet structure in minute bubble water route in fact, and air pump 9 is responsible for inflating, and check valve 10 is then used for controlling the one-way air admission, avoids booster pump 11 to outwards go out water through air pump 9 in reverse. The embodiment of the utility model provides an in set up air pump 9 on booster pump 11, can shorten the gas circuit, realize gaseous and water at booster pump pressure boost intracavity flash mixed, make gaseous under the condition of pressure boost reach the saturation dissolved volume rapidly. Meanwhile, the embodiment is also an integrated design of the air pump 9 and the booster pump 11, that is, the booster pump 11 is provided with an air inlet, and the air pump 9 pumps air into the booster pump 11, so that an air inlet interface arranged in a water path can be avoided, and a connection structure of the water path of the system can be reduced.

With continued reference to fig. 1, further, the public waterway further includes a pressure maintaining valve 7 and a first water inlet valve 8, and both the pressure maintaining valve 7 and the first water inlet valve 8 are connected between the first water outlet of the composite filter element and the water inlet of the booster pump 11.

The pressure stabilizing valve 7 is responsible for reducing the pressure of the water at the raw water end, so that the problem that the water cannot be dissolved with air after entering the booster pump 11 when the water pressure is too high and the water flow is too fast is avoided, and the effective mixing of the water and the air is ensured. The first water inlet valve 8 and the pressure maintaining valve 7 are two parallel water paths, and when the first water inlet valve 8 is opened, the pressure maintaining valve 7 can reduce the pressure of the water body to limit the water flow, so that the water flow can circulate from the water path where the first water inlet valve 8 is located.

With continuing reference to fig. 1, further, the pure water waterway further includes a second water inlet valve 12, an RO membrane reverse osmosis filter element 13 and a one-way high-pressure switch 16, and the second water inlet valve 12, the RO membrane reverse osmosis filter element 13 and the one-way high-pressure switch 16 are sequentially connected between the water outlet of the booster pump 11 and the second water inlet of the composite filter element 4. Wherein, the one-way high-voltage switch 16 is specifically arranged on the second water path 17.

With continued reference to fig. 1, further, the micro-bubble water circuit further includes a gas mixing tank 20, a bubbler 21, and a micro-bubble faucet 22, wherein the gas mixing tank 20 and the bubbler 21 are sequentially connected between the water outlet of the booster pump 11 and the micro-bubble faucet 20. Wherein the gas mixing tank 20 and the bubbler 21 are particularly arranged on the first water path 19.

Wherein, the gas mixing tank 20 is responsible for providing the cavity that is fully mixed once more and dissolved to the water body that has the microbubble that mixes in the booster pump 11, also means that the gas mixing tank 20 can further increase the mutual dissolving of steam to guarantee the gas dissolution volume in the water body. The bubble generator 19 releases the gas dissolved in the water body through the filter screen inside, so that bubbles meeting the specification are formed and mixed in the water body to form micro-bubble water.

With continued reference to fig. 1, further, the pure water waterway further includes a pure water tap 23, and the pure water tap 23 is connected to the second water outlet of the composite filter element 4, specifically, connected through the third waterway 18; the micro-bubble faucet comprises a Hall switch (not shown in the figure), and the water purifier also comprises a control device (not shown in the figure); the control device is respectively and electrically connected with the one-way high-pressure switch 16 and the Hall switch, and is also respectively connected with the first water inlet valve 8, the booster pump 11, the air pump 9 and the second water inlet valve 12.

When the control device detects the water pressure through the one-way high-voltage switch 16 to determine that the pure water tap 23 is opened, the first water inlet valve 8, the booster pump 11 and the second water inlet valve 12 are started to enable the pure water waterway to work; when the control device detects that the micro-bubble water faucet 22 is started through the Hall switch, the booster pump 11 and the air pump 9 are started, so that the micro-bubble water waterway works.

Specifically, the pure water path is operated by the water pressure of the water path pipeline detected by the one-way high-voltage switch 16, when the pure water tap 21 is opened, the water pressure of the water path pipeline is released, so that the one-way high-voltage switch 16 is triggered to generate a signal, the control device determines that the pure water tap 21 is opened, and then all valves on the pure water path are switched on to produce pure water. When the micro-bubble water channel works, the Hall switch in the micro-bubble water faucet 20 detects the rotation to form a trigger signal to be provided to the control device, and then the control device determines that the micro-bubble water faucet 20 is opened to conduct all valves on the micro-bubble water channel to produce micro-bubble water.

Except foretell pure water route and microbubble water route, the utility model discloses still be provided with the waste water route in the purifier of embodiment. Specifically, with continued reference to fig. 1, the ro membrane reverse osmosis cartridge 13 further comprises a concentrate outlet; the water purifier also comprises a wastewater waterway, the wastewater waterway comprises a wastewater pipe 15 and a wastewater valve 14, and the wastewater pipe 15 is connected with a concentrated water outlet of the RO membrane reverse osmosis filter element 13; the waste water valve 14 is arranged on the waste water pipe 15, and the control device is electrically connected with the waste water valve 14 to control the working of the waste water waterway.

It is also added that in the water path of the water purifier, the public water path can be provided with a low-pressure switch (not shown in the figure), and the low-pressure switch is connected with the first water inlet of the composite filter element 4; the control device is electrically connected with the low-voltage switch, and when the control device detects that the water pressure is smaller than a preset value through the low-voltage switch, the booster pump 11 is controlled to stop working.

In addition, in the above embodiment, the microbubble water faucet 22 and the pure water faucet 23 may be integrated on the same dual-water faucet, and a water outlet pipe is arranged on the dual-water faucet; the outlet pipe is used to discharge micro bubble water when the micro bubble faucet 22 is turned on, and is used to discharge pure water when the pure water faucet 23 is turned on.

The preset value in this embodiment is 0.1Mpa, that is, when the low-voltage switch 2 detects that the water pressure is less than 0.1Mpa, the water purifier does not produce the micro-bubble water and the pure water, and when the water pressure is greater than or equal to 0.1Mpa, the water purifier can normally produce the micro-bubble water and the pure water.

Based on the above water purifier waterway system, the working principle of the water purifier system is summarized as follows:

1. when the ultrafiltration water is prepared, when the ultrafiltration water purification faucet 24 is opened and the other two faucets are not opened, raw water is filtered by the ultrafiltration membrane filter element 2 through the raw water port 1, and then the ultrafiltration water is discharged from the ultrafiltration water purification faucet 24.

2. When pure water is prepared, after the machine is powered on, when the RO pure water faucet 23 is opened and the other two faucets are not opened, the one-way high-pressure switch 16 is powered on to send a water preparation signal, the first water inlet valve 8, the second water inlet valve 12 and the booster pump 11 are simultaneously opened, purified water obtained by filtering raw water through the ultrafiltration membrane filter element 2 from the raw water port 1 is subjected to deep purification through the PP and CTO filter elements 5 in the PCB composite filter element 4 and then is subjected to pressure boost filtration through the booster pump 11 in the RO membrane reverse osmosis filter element 13 to prepare pure water, and the prepared pure water enters the post-carbon filter element 6 in the PCB composite filter element 4 through the second water channel 17 to be treated and then is discharged through the RO pure water faucet 23.

3. When micro-bubble water is prepared, after the machine is powered on, the other two taps are not opened, when the Hall switch micro-bubble water tap 22 is opened, the Hall switch is powered on to send a micro-bubble water preparation signal, the first water inlet valve 8 is closed, the second water inlet valve 12 is closed, the booster pump 11 is started to work, and the air pump 9 positioned at the water inlet position on the pump body of the booster pump 11 is powered on to work to pump air into a water path in the booster pump 11. Correspondingly, raw water is deeply purified by the original water port 1 through the PP and CTO filter elements 5 in the PCB composite filter element 4, is decompressed by the decompression valve 7, enters the booster pump 11, is mixed with air entering from the air pump 9, is pressurized and solubilized by the booster pump 11 through the diaphragm cavity, is discharged and then enters the first water path 19, and a high-pressure high-solubility air-water mixture is further uniformly mixed by the air mixing tank 20, is decompressed and released by the bubbler 21 and is discharged through the Hall switch micro-bubble water faucet 22.

4. When the RO pure water tap 23 and the Hall switch microbubble water tap 22 are turned on simultaneously, the microbubble water is preferentially prepared.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements, combinations and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (11)

1. A water purifier with micro-bubble water and three water outlets is characterized by comprising an ultrafiltration membrane filter element (2), a micro-bubble water waterway and a pure water waterway; the ultrafiltration membrane filter element (2) comprises a raw water port (1), an ultrafiltration purification water port and a purification water port; the micro-bubble water channel is used for producing micro-bubble water, and the pure water channel is used for producing pure water;

a part of the micro-bubble water channel and the pure water channel are shared to form a public water channel, and the public water channel comprises a composite filter element (4); the composite filter element (4) comprises a front filter element (5), a rear filter element (6), a first water inlet, a first water outlet, a second water inlet and a second water outlet;

the raw water port (1) is used for introducing raw water, and the first water inlet is connected with the purification water port;

the raw water is purified by the ultrafiltration membrane filter element (2) and then discharged from the ultrafiltration purification water gap; or the raw water is purified by the ultrafiltration membrane filter element (2), discharged from the purification water port, enters the first water inlet, purified by the preposed filter element (5), discharged from the first water outlet and enters the residual water path of the micro-bubble water path; or the raw water is purified by the ultrafiltration membrane filter element (2) and then enters the first water inlet through the purified water outlet, is purified by the front filter element (5) and then enters the residual water channel of the pure water channel through the first water outlet, and finally is purified by the rear filter element (6) and then is discharged by the second water outlet through the second water inlet.

2. The water purification machine according to claim 1, wherein said public water circuit further comprises a booster pump (11), said booster pump (11) comprising a water inlet and a water outlet;

the water inlet of the booster pump (11) is connected with the first water outlet of the composite filter element (4), and the water outlets are respectively connected with the micro-bubble water channel and the residual water channel of the pure water channel.

3. The water purification machine according to claim 2, wherein said public water circuit further comprises an air pump (9) and a non-return valve (10), said booster pump (11) further comprising an air inlet;

the air pump (9) is connected with the air inlet of the booster pump (11); check valve (10) connect in air pump (9) with between booster pump (11), the direction of opening of check valve (10) is air pump (9) orientation booster pump (11).

4. The water purifier according to claim 3, wherein the public waterway further comprises a pressure maintaining valve (7) and a first water inlet valve (8), and the pressure maintaining valve (7) and the first water inlet valve (8) are both connected between the first water outlet of the composite filter element (4) and the water inlet of the booster pump (11).

5. The water purifier according to claim 4, wherein the pure water waterway further comprises a second water inlet valve (12), an RO membrane reverse osmosis filter element (13) and a one-way high-pressure switch (16), and the second water inlet valve (12), the RO membrane reverse osmosis filter element (13) and the one-way high-pressure switch (16) are sequentially connected between the water outlet of the booster pump (11) and the second water inlet of the composite filter element (4).

6. The water purifier according to claim 5, wherein the micro bubble water waterway further comprises a gas mixing tank (20), a bubbler (21) and a micro bubble faucet (22), the gas mixing tank (20) and the bubbler (21) being connected in sequence between a water outlet of the booster pump (11) and the micro bubble faucet.

7. The water purifier according to claim 6, wherein the pure water waterway further comprises a pure water tap (23), the pure water tap (23) being connected to the second water outlet of the composite filter element (4);

the micro-bubble water faucet (22) comprises a Hall switch, and the water purifier further comprises a control device;

the control device is respectively and electrically connected with the one-way high-pressure switch (16) and the Hall switch, and is also respectively connected with the first water inlet valve (8), the booster pump (11), the air pump (9) and the second water inlet valve (12);

when the control device determines that the pure water faucet (23) is opened through the detection of the water pressure of the one-way high-pressure switch (16), the first water inlet valve (8), the booster pump (11) and the second water inlet valve (12) are started to enable the pure water waterway to work;

the control device detects that when microbubble tap (22) are opened through the hall switch, starts booster pump (11) with air pump (9), so that microbubble water route work.

8. The water purification machine according to claim 7, wherein the RO membrane reverse osmosis cartridge (13) further comprises a concentrate outlet;

the water purifier also comprises a wastewater waterway, the wastewater waterway comprises a wastewater pipe (15) and a wastewater valve (14), and the wastewater pipe (15) is connected with the concentrated water outlet of the RO membrane reverse osmosis filter element (13);

the waste water valve (14) is arranged on the waste water pipe (15), and the control device is electrically connected with the waste water valve (14) to control the waste water waterway to work.

9. The water purifier according to claim 7, wherein said public waterway further comprises a low-pressure switch connected to said first inlet of said composite cartridge (4);

the control device is electrically connected with the low-voltage switch, and when the control device detects that the water pressure is smaller than a preset value through the low-voltage switch, the booster pump (11) is controlled to stop working.

10. The water purifier according to any one of claims 7-9, wherein said micro-bubble tap (22) and said pure water tap (23) are integrated in the same double tap, said double tap being provided with an outlet pipe; when microbubble tap (22) are opened, the outlet pipe is used for discharging microbubble water, when pure water tap (23) are opened, the outlet pipe is used for discharging pure water.

11. The water purification machine according to claim 1, wherein said pre-filter (5) comprises PP and CTO filters and said post-filter (6) comprises a post-carbon filter.

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