CN214344674U

CN214344674U - Filter element with water storage function

Info

Publication number: CN214344674U
Application number: CN202023084690.3U
Authority: CN
Inventors: 何海; 张涛; 龚圆杰; 周栋; 范婷; 赵保文
Original assignee: Chunmi Technology Shanghai Co Ltd
Current assignee: Chunmi Technology Shanghai Co Ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-08
Anticipated expiration: 2030-12-18

Abstract

The present disclosure relates to a filter element with a water storage function, which includes: the filter element shell is provided with a water inlet, a water outlet and a water storage port; the water inlet support is an annular support, and a first cavity between the outer wall of the water inlet support and the inner wall of the filter element shell is communicated with the water inlet; the upper end cover of the filter material is a plate-shaped cover body, the outer side of the upper end cover of the filter material is connected with the lower end of the water inlet support, and the lower end cover of the filter material is a plate-shaped cover body; the filter material is fixed between the filter material upper end cover and the filter material lower end cover and is an annular cylinder, a second cavity between the outer side of the filter material and the filter element shell is communicated with a first cavity, and a first water passing hole is formed in the filter material upper end cover corresponding to a hollow area in the inner side of the filter material; the opening of the water storage bag is communicated with the water storage port; the water storage bag support is positioned in the water inlet support and is an annular support, a second water through hole is formed in the water storage bag support, and a third cavity between the water inlet support and the water storage bag support is communicated with the water outlet. This technical scheme can reduce the whole volume of water purifier and filter media and water storage bag are easily changed.

Description

Filter element with water storage function

Technical Field

The utility model relates to a water purification technical field especially relates to a filter core with retaining function.

Background

Along with the improvement of living standard of people, people pay more and more attention to water quality sanitation, and a trend of equipping a water purifier for families is formed; if the water purifier is not used for a long time, particles in front of an RO (Reverse Osmosis) membrane in an RO (Reverse Osmosis) filter element in the water purifier penetrate through the RO membrane to a pure water end, so that TDS (Total dissolved solids) of first cup water is high, and user experience is influenced.

In order to solve the problem, can set up water tank or water drive jar among the prior art alone in the water purifier and realize the pure water bubble membrane technique, but solitary water tank or water drive jar can occupy the inner space of water purifier, cause the whole bulky of water purifier, influence other household electrical appliances installation in the basin cabinet, water tank or water drive jar use for a long time can breed the bacterium in addition, ageing etc. at present water tank, water drive jar is difficult to change, influence water purifier quality of water or influence water purifier quality.

SUMMERY OF THE UTILITY MODEL

To overcome the problems in the related art, embodiments of the present disclosure provide a filter element with a water storage function. The technical scheme is as follows:

according to an aspect of the embodiments of the present disclosure, there is provided a filter element having a water storage function, including:

the filter element comprises a filter element shell, wherein a water inlet, a water outlet and a water storage port are formed in the filter element shell;

the water inlet support is an annular support with two open ends, and the upper end of the water inlet support is connected with the filter element shell so that a first cavity between the outer wall of the water inlet support and the inner wall of the filter element shell is communicated with the water inlet;

the filter material upper end cover is positioned in the filter element shell and is a plate-shaped cover body, the outer side of the filter material upper end cover is connected with the lower end of the water inlet support, and a first water through hole is formed in the filter material upper end cover;

the filter element lower end cover is positioned in the filter element shell, is connected with the filter element shell and is a plate-shaped cover body, and the inner side of the filter element upper end cover is opposite to the inner side of the filter element lower end cover;

the filter material is fixed between the filter material upper end cover and the filter material lower end cover, the filter material is in an annular cylinder shape, a second cavity between the outer side of the filter material and the filter element shell is communicated with the first cavity, and the first water through hole is formed in the filter material upper end cover corresponding to the hollow area in the inner side of the filter material;

the opening of the water storage bag is communicated with the water storage port;

the water storage bag support is connected with the filter element shell and is positioned in the water inlet support, the water storage bag support is an annular support and is used for forming a cylindrical space for placing the water storage bag with the upper end cover of the filter material, a second water through hole is formed in the water storage bag support, and a third cavity between the water inlet support and the water storage bag support is communicated with the water outlet;

the hollow area on the inner side of the filter material is communicated with a fourth cavity between the water storage bag and the water storage bag support through the first water passing hole, and the fourth cavity is communicated with the third cavity through the second water passing hole, so that the purified water output from the inner side of the filter material flows to the water outlet.

In one embodiment, one end of the water inlet support is inserted into a first annular water retaining rib in the filter element shell.

In one embodiment, a second annular water retaining rib is arranged in the shell corresponding to the position of the water storage port, and the bag opening of the water storage bag is communicated with the water storage port by inserting the second annular water retaining rib.

In one embodiment, the water inlet includes an interface.

In one embodiment, the water storage port comprises two interfaces of a water storage inlet and a water storage outlet, and when the bag opening of the water storage bag is an opening, the water storage inlet and the water storage outlet are both communicated with the bag opening of the water storage bag; when the sack of water storage bag is two openings, the importation intercommunication one opening in the sack of water storage bag, the delivery port intercommunication of retaining another opening in the sack of water storage bag.

In one embodiment, the water inlet, the water outlet, and the water storage port are all located at the top of the cartridge housing.

In one embodiment, the water inlet is located at the bottom cover of the filter element shell, the water outlet and the water storage opening are located at the top of the filter element shell.

In one embodiment, the reservoir bag comprises a resilient water bag.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

this embodiment can form the above-mentioned filter core that has the retaining function with retaining subassembly and filter media subassembly are integrated together, reduce the whole volume of water purifier, set up the problem that water drive jar increases the volume alone when solving water purifier pure water bubble membrane and water demand, reduce the occupation space of water purifier in the basin cabinet, make things convenient for the installation of other household electrical appliances in the basin cabinet, in addition, because retaining subassembly and filter media subassembly are integrated together, the retaining subassembly can be changed along with the filter media subassembly together, solve built-in water tank or water bag etc. and breed the bacterium, the inconvenient problem of changing such as ageing, further promote the water purification quality of water purifier.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a schematic diagram of a filter cartridge with water storage capability according to an exemplary embodiment.

Fig. 2 is a schematic view of a water flow path of a filter cartridge having a water retention function according to an exemplary embodiment.

Fig. 3 is a schematic diagram of a filter cartridge with water retention capability according to an exemplary embodiment.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a filter core with retaining function, this filter core with retaining function includes the filter core casing, and be provided with filter media subassembly and retaining subassembly in this filter core casing, so with filter media subassembly and the integrated filter core that forms together and have the retaining function of retaining subassembly, set up the problem that water bag increases the volume alone when can solving water purifier pure water bubble membrane and water demand, reduce the whole volume of water purifier, reduce the occupation space of water purifier in the basin cabinet, make things convenient for the installation of other household electrical appliances in the basin cabinet.

Fig. 1 is a schematic diagram illustrating a filter cartridge with a water storage function according to an exemplary embodiment, and as shown in fig. 1, the filter cartridge with the water storage function includes a cartridge housing 11, a water inlet bracket 12, a filter upper end cap 13, a filter lower end cap 14, a filter 15, a water storage bag 16, and a water storage bag bracket 17.

As shown in fig. 1, the filter element housing 11 is provided with a water inlet 111, a water outlet 112 and a water storage port 113; this water inlet 111 is the water inlet 111 of this filter media 15 subassembly, the raw water of treating to purify in the water purifier can get into this filter core casing 11 through this water inlet 111 in by the filter media 15 purification in this filter media 15 subassembly, this delivery port 112 is the delivery port 112 of this filter media 15 subassembly, the water after the filter media 15 purification in this filter media 15 subassembly can be followed this delivery port 112 output, this retaining port 113 is the exit of this retaining bag 16, the sack of this retaining bag 16 of intercommunication, the corresponding pipeline in this retaining bag 16 interior pure water can pass through this retaining port 113 business turn over water purifier. As shown in fig. 1, the filter element housing 11 may have three openings at one end thereof for the water inlet 111, the water outlet 112 and the water storage port 113, and a bottom cover 114 at the other end thereof, wherein the bottom cover 114 is welded to the bottom of the filter element housing 11 after the water storage bag 16, the filter material 15, various internal supports, and the like are all placed in the filter element accommodating cavity inside the filter element housing 11.

As shown in fig. 1, the water inlet support 12 is an annular support with two open ends, and the upper end of the water inlet support 12 is connected to the filter cartridge housing 11 so that the first cavity 21 between the outer wall of the water inlet support 12 and the inner wall of the filter cartridge housing 11 communicates with the water inlet 111; for example, in one embodiment, as shown in fig. 1, one end of the water inlet bracket 12 may be inserted into a first annular water retaining rib 115 inside the filter cartridge housing 11, and the water inlet 111 is disposed at a top region between the first annular water retaining rib and a side wall of the filter cartridge housing 11, so that the connection between the upper end of the water inlet bracket 12 and the filter cartridge housing 11 can be achieved, and the water inlet 111 is communicated with the first cavity 21. Of course, in other embodiments, the water inlet bracket 12 may be directly welded to the top inner wall of the filter cartridge housing 11, and the water inlet 111 is disposed in the top area between the water inlet bracket 12 and the side wall of the filter cartridge housing 11, so that the connection between the upper end of the water inlet bracket 12 and the filter cartridge housing 11 and the connection between the water inlet 111 and the first cavity 21 can be realized.

As shown in fig. 1, the filter 15 assembly includes a filter upper end cap 13, a filter lower end cap 14 and a filter 15, and the filter 15 assembly is located between the water inlet bracket 12 and the bottom cap 114 of the filter housing 11. The filter material upper end cover 13 is located in the filter element shell 11 and is a plate-shaped cover body, the outer side of the filter material upper end cover 13 is connected with the lower end of the water inlet support 12, for example, a groove or a through hole can be formed in the outer side of the filter material upper end cover 13, the lower end of the water inlet support 12 is directly inserted into the groove or the through hole, so that the outer side of the filter material upper end cover 13 is connected with the lower end of the water inlet support 12, and the filter material upper end cover 13 is provided with a first water through hole 131; a filter material lower end cap 14 which is positioned in the filter element shell 11, connected with the filter element shell 11 and is a plate-shaped cap body, wherein the inner side of the filter material upper end cap 13 is opposite to the inner side of the filter material lower end cap 14; the inner side of the filter material upper end cover 13 is the side of the filter material upper end cover 13 provided with the side wall, the outer side of the filter material upper end cover 13 is the side opposite to the inner side, and the inner side of the filter material lower end cover 14 is the side of the filter material lower end cover 14 provided with the side wall; the filter material 15 is fixed between the filter material upper end cover 13 and the filter material lower end cover 14, the filter material 15 is in the shape of an annular cylinder, a second cavity 22 between the outer side of the filter material 15 and the filter element shell 11 is communicated with the first cavity 21, for example, the second cavity 22 can be communicated with the first cavity 21 through a gap between the filter material upper end cover 13 and the filter element shell 11, or can be communicated with the first cavity 21 through a through hole on the filter material upper end cover 13, which is positioned on the outer side of the filter material 15; the first water through hole 131 is provided at the filter upper end cap 13 corresponding to the hollow region 23 inside the filter 15. Here, the filter upper cap 13 and the filter lower cap 14 are used to fix the filter 15, and the filter 15 is attached to a region between the inside of the filter upper cap 13 and the inside of the filter lower cap 14; this filter media 15 is annular cylinder, the inboard apopore that sets up, treat that the water that purifies gets into behind this filter core by this water inlet 111, get into this first cavity 21 under what intake support 12 blockked, then be located the through-hole in this filter media 15 outside or the gap between this filter media upper end cover 13 and this filter core housing 11 on this filter media upper end cover 13 and get into this second cavity 22, and then get into filter media 15 from the external diameter of this second cavity 22 through filter media 15, the water purification after the filtration is exported through the 15 internal diameter apopores of filter media, then flow to this first water hole 131 of crossing through the hollow region 23 of this filter media 15 inboard.

Here, the filter medium 15 has a filtering function, and includes a PP filter medium, an activated carbon filter medium, and other filter media such as a nonwoven fabric or a composite filter medium. The PP filter material is common artificial chemical fiber, is made of polypropylene fiber, and can filter colloid impurities, micro mud, rust, worm eggs, organic pollution mineral impurities and other large-particle substances in tap water. This filter core is mainly for subsequent reverse osmosis filter core does the preliminary treatment, filters the large granule material, prevents that this reverse osmosis filter core from being damaged.

As shown in fig. 1, the reservoir bag 16 assembly comprises a reservoir bag 16 and a reservoir bag holder 17, the reservoir bag 16 assembly being located in the central cavity of the annular water inlet holder 12. The mouth of the water storage bag 16 is communicated with the water storage port 113, for example, in an embodiment, as shown in fig. 1, a second annular water retaining rib 116 is arranged in the filter element shell 11 corresponding to the position of the water storage port, and the mouth of the water storage bag 16 is communicated with the water storage port 113 by inserting the second annular water retaining rib 116. The water storage port 113 is arranged in the top area of the ring of the second annular water retaining rib 116, so that the opening of the water storage bag 16 can be communicated with the water storage port 113. Of course, in other embodiments, the mouth of the water storage bag 16 may be welded directly to the top inner wall of the filter element housing 11, and the water storage port 113 may be disposed in the top region of the mouth of the water storage bag 16, so that the connection between the water storage port 113 and the filter element housing 11 and the connection between the mouth of the water storage bag 16 and the water storage port 113 may be achieved. The water storage bag support 17 is connected with the filter element shell 11 and is positioned in the water inlet support 12, the water storage bag support 17 is an annular support with two open ends and is used for forming a cylindrical space for placing the water storage bag 16 with the filter material upper end cover 13, and the water storage bag 16 is arranged in the cylindrical space. The water storage bag support 17 is provided with a second water through hole 171, and the third cavity 24 between the water inlet support 12 and the water storage bag support 17 is communicated with the water outlet 112; the hollow area 23 on the inner side of the filter material 15 is communicated with the fourth cavity 25 between the water storage bag 16 and the water storage bag support 17 through the first water passing hole 131, and the fourth cavity 25 is communicated with the third cavity 24 through the second water passing hole 171, so that the clean water output on the inner side of the filter material 15 flows to the water outlet 112. Thus, the purified water flowing to the first water passing hole 131 may flow to the fourth cavity 25, then flow to the third cavity 24 through the second water passing hole 171, flow from the third cavity 24 to the water outlet 112, and flow out of the water outlet 112 to the corresponding pipeline.

Here, the purified water entering the fourth cavity 25 may serve to regulate the amount of purified water stored in the reservoir bag 16. When the pure water pressure in the water storage bag 16 is greater than the pure water pressure in the fourth cavity 25, the water storage bag 16 will store water, and at this time, the water storage bag 16 will press the raw water or the pure water in the fourth cavity 25, so that the pure water in the fourth cavity 25 is discharged, and the pure water volume in the water storage bag 16 is increased; when the pressure of the pure water in the water storage bag 16 is lower than the pressure of the pure water in the fourth cavity 25, the water storage bag 16 will discharge water, and the pure water in the fourth cavity 25 will squeeze the water storage bag 16 to discharge the pure water in the water storage bag 16.

Here, fig. 2 is a schematic view of a water flow path of a filter element having a water storage function according to an exemplary embodiment, and as shown in fig. 2, the water flow path includes a water inlet path, a water outlet path, a water storage path, and a pressurizing path.

The waterway A1 of the water inlet passage is as follows: the raw water to be purified from the outside enters the filter element with the water storage function from the water inlet 111, enters the first cavity 21 under the blocking of the water inlet support 12, then enters the second cavity 22 from the through hole on the outer side of the filter material 15 on the filter material upper end cover 13 or the gap between the filter material upper end cover 13 and the filter element shell 11, and further enters the filter material 15 from the second cavity 22 through the outer diameter of the filter material 15 for filtering and purification.

The water passage B1 of the pressurizing passage is: the purified water filtered by the filter material 15 is output to the hollow area 23 inside the filter material 15 through the water outlet hole in the inner diameter of the filter material 15, and then flows to the fourth cavity 25 through the first water through hole 131 of the upper end cover of the filter element, and the purified water in the fourth cavity 25 and the purified water in the water storage bag 1616 are mutually extruded to achieve the purpose of water storage or drainage.

The water channel B2 of the water outlet channel is as follows: after entering the fourth cavity 25 through the water passage B1 of the pressurized passage, the purified water filtered by the filter material 15 may flow to the third cavity 24 through the second water passing hole 171, flow to the water outlet 112 from the third cavity 24, and enter a corresponding pipeline after being output from the water outlet 112.

The water passage C1 of the water storage passage is: when storing water, the pure water produced by the reverse osmosis filter element in the water purifier can directly flow into the water storage bag 16 through the water storage port 113; when the water is drained, the pure water in the water storage bag 16 can be directly drained from the water storage port 113, so that the pure water can be used for bubble film backflow or user use.

It should be noted here that the connection of the components in the filter cartridge housing 11 may enable only the above-mentioned connected regions in the filter cartridge housing 11 to be connected, and other regions not limited to be connected are not connected, and may be blocked by the connection between the components, and the specific implementation manners are various, and the above-mentioned illustration is only one or more possible implementation manners, which is not exemplified herein.

In a possible embodiment, as shown in fig. 1, the water storage port 113 includes a port, and in this case, only one opening of the water storage bag 16 is provided, and the pure water in the water storage bag 16 enters and exits from the water storage port 113.

In a possible embodiment, the water storage port 113 includes two interfaces of a water storage inlet and a water storage outlet, and when the bag opening of the water storage bag 16 is an opening, the water storage inlet and the water storage outlet are both communicated with the bag opening of the water storage bag 16; when the bag mouth of the water storage bag 16 is provided with two openings, the water storage inlet is communicated with one opening in the bag mouth of the water storage bag 16, and the water storage outlet is communicated with the other opening in the bag mouth of the water storage bag 16.

In one possible embodiment, as shown in fig. 1 and 2, the water inlet 111, the water outlet 112 and the water storage port 113 are all located at the top of the cartridge housing 11. So, convenience of customers installs this filter core that has the retaining function.

In a possible embodiment, fig. 3 is a schematic structural diagram of a filter element with a water storage function according to an exemplary embodiment, and as shown in fig. 3, the water inlet 111 is located at the bottom cover 114 of the filter element housing 11, the water outlet 112 and the water storage port 113 are all located at the top of the filter element housing 11, so that the water purifier can be applied to a water purifier with pipes arranged at openings at both ends of the filter element, and can be set according to the actual situation of the water purifier.

In this case, the water storage passage, the pressurization passage, and the water discharge passage are the same as those of the embodiment corresponding to fig. 1, and are not described again.

The waterway flow of the water inlet passage is as follows: after water enters from the water inlet 111 of the bottom cover 114, the water directly enters the second cavity 22 from the through hole on the lower end cover 14 located outside the filter material 15 or the gap between the lower end cover 14 and the filter element shell 11, and then enters the filter material 15 from the second cavity 22 through the outer diameter of the filter material 15 for filtration and purification, at this time, the first cavity 21 may not be communicated with the second cavity 22.

It should be noted that when the water inlet 111 is disposed on the bottom cover, the water inlet bracket 12 may not be disposed, and specific modifications are known to those skilled in the art and will not be described in detail herein.

In a possible embodiment, the reservoir bag 16 comprises a flexible water bag.

The elastic material of the elastic water bag can be rubber, silica gel and other elastic high polymer materials, and further, the water stored in the water storage bag 16 is used for soaking in the RO membrane concentrated water side and drinking, so the water storage bag 16 can be made of food-grade elastic materials.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure should be limited only by the attached claims.

Claims

1. A filter element with water storage function, comprising:

2. The filter element with the water storage function of claim 1, wherein one end of the water inlet support is inserted into a first annular water retaining rib in the filter element shell.

3. A filter element with a water storage function according to claim 1, wherein a second annular water retaining rib is arranged in the filter element shell corresponding to the position of the water storage port, and a bag opening of the water storage bag is communicated with the water storage port by being inserted into the second annular water retaining rib.

4. A water retaining filter element as claimed in claim 1, wherein the water retaining opening comprises a mouthpiece.

5. The filter element with the water storage function of claim 1, wherein the water storage port comprises two interfaces of a water storage inlet and a water storage outlet, and when the bag opening of the water storage bag is an opening, the water storage inlet and the water storage outlet are both communicated with the bag opening of the water storage bag; when the sack of water storage bag is two openings, the importation intercommunication one opening in the sack of water storage bag, the delivery port intercommunication of retaining another opening in the sack of water storage bag.

6. A filter element with water storage function according to any one of claims 1 to 5, wherein the water inlet, the water outlet and the water storage opening are all located at the top of the filter element shell.

7. A filter element with water storage function as claimed in any one of claims 1 to 5, wherein the water inlet is located at the bottom cover of the filter element shell, the water outlet and the water storage opening are all located at the top of the filter element shell.

8. A filter element with water storage function according to any of claims 1 to 5, wherein the water storage bag comprises an elastic water bag.