CN215559336U - Integrated composite filter element and water purifying device - Google Patents
Integrated composite filter element and water purifying device Download PDFInfo
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- CN215559336U CN215559336U CN202120157204.1U CN202120157204U CN215559336U CN 215559336 U CN215559336 U CN 215559336U CN 202120157204 U CN202120157204 U CN 202120157204U CN 215559336 U CN215559336 U CN 215559336U
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- filter element
- water outlet
- reverse osmosis
- water inlet
- osmosis membrane
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Abstract
The utility model discloses an integrated composite filter element and a water purifying device, wherein the composite filter element comprises an outer shell, an inner shell, a reverse osmosis membrane filter element assembly, a front filter element assembly and a rear filter element assembly, the front filter element assembly is sleeved on the periphery of the reverse osmosis membrane filter element assembly, and the rear filter element assembly and the reverse osmosis membrane filter element assembly are coaxially arranged; a first water passing gap is arranged between the inner wall of the shell and the front filter element assembly and communicated with the raw water inlet; a second water passing gap is arranged between the outer wall of the inner shell and the front filter element assembly and is communicated with the purified water outlet; a third water passing gap is arranged between the inner wall of the inner shell and the reverse osmosis membrane filter element assembly and is communicated with the concentrated water outlet; the one end that reverse osmosis membrane filter element group spare is close to rearmounted filter element group spare is the water inlet, and reverse osmosis membrane filter element group spare water inlet and water purification water inlet intercommunication. Above-mentioned composite filter element, the multistage filter core of filtering is integrated in a filter core, has reduced the volume of whole filter core system greatly.
Description
Technical Field
The utility model relates to the technical field of water purification, in particular to an integrated composite filter element and a water purification device.
Background
Along with the development and the popularization of purifier, the filter core is as the main consumptive material of purifier, and its design is also more and more crucial. Besides the filter material, the structural design not only influences the use effect and the service life of the filter element, but also influences the size of the machine, and also has great influence on environmental protection and the use cost of users. The present situation of present purifier is to need multistage filtration, and the complete machine is furnished with the multistage filter core more than 1, and the complete machine is bulky and with high costs, because filter core replacement cycle at different levels is inconsistent, leads to the filter core to change frequently.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem, the utility model aims to provide an integrated composite filter element and a water purification device which are integrated with a plurality of stages of filter elements and low in cost.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:
an integrated composite filter element comprising:
a shell, one end of which is provided with a raw water inlet, a purified water outlet, a purified water inlet, a concentrated water outlet and a purified water outlet;
the reverse osmosis membrane filter element assembly is arranged in the shell;
the front filter element component is sleeved on the periphery of the reverse osmosis membrane filter element component;
the inner shell is arranged in the outer shell and is used for separating the reverse osmosis membrane filter element component from the front filter element component;
the rear filter element component is coaxially arranged with the reverse osmosis membrane filter element component, and a water inlet of the rear filter element component is communicated with a water outlet of the reverse osmosis membrane filter element; the water outlet of the post-filter element assembly is communicated with the pure water outlet;
a first water passing gap is formed between the inner wall of the shell and the front filter element assembly and communicated with the raw water inlet;
a second water passing gap is formed between the outer wall of the inner shell and the front filter element assembly and is communicated with the purified water outlet;
a third water passing gap is formed between the inner wall of the inner shell and the reverse osmosis membrane filter element assembly and is communicated with the concentrated water outlet;
the reverse osmosis membrane filter element assembly is close to one end of the rear filter element assembly is a water inlet, and the water inlet of the reverse osmosis membrane filter element assembly is communicated with the purified water inlet.
Furthermore, the raw water inlet, the purified water outlet, the purified water inlet and the concentrated water outlet are positioned on the same straight line; the raw water inlet and the purified water outlet are positioned on one side of the center of the shell, and the purified water inlet and the concentrated water outlet are positioned on the other side of the center of the shell and are symmetrically arranged with the raw water inlet and the purified water outlet around the center of the shell; the pure water outlet is positioned on one side of the straight line.
Further, the shell tip is provided with the mount table, raw water inlet, pure water delivery port, pure water inlet, dense water delivery port and pure water delivery port all set up in on the mount table.
Further, leading filter element group spare includes the cotton filter core of PP and the carbon-point filter core that outside-in set gradually, perhaps includes the cotton filter core of first PP, carbon fiber filter core and the cotton filter core of second PP that outside-in set gradually, perhaps includes the cotton filter core of first PP, carbon-point filter core and the cotton filter core of second PP that outside-in set gradually.
Further, the post-filter element assembly comprises:
the rear filter element shell is provided with a rear filter element water inlet and a rear filter element water outlet, the rear filter element water inlet is communicated with the water outlet of the reverse osmosis membrane filter element component, and the rear filter element water outlet is communicated with the pure water outlet;
the activated carbon is arranged in the rear filter element shell.
Furthermore, the center of the activated carbon is provided with a water inlet flow channel which is communicated with the water inlet of the rear filter element; and a water outlet flow channel is arranged between the inner wall of the rear filter element shell and the outer side of the activated carbon, and the water outlet flow channel is communicated with the water outlet of the rear filter element.
Further, the reverse osmosis membrane filter element assembly comprises:
a central tube;
the reverse osmosis membrane is coated on the central pipe;
the reverse osmosis membrane end seals, set up in reverse osmosis membrane is close to the one end of rearmounted filter element subassembly, reverse osmosis membrane end seals have to the lateral wall that rearmounted filter element subassembly one side is extended.
Furthermore, a fourth water passing gap is arranged between the inner side wall of the reverse osmosis membrane end seal and the rear filter element assembly, and the fourth water passing gap is communicated with the purified water inlet.
Further, the housing includes:
a housing body having one end closed and the other end opened;
and the end cover is covered at the open end of the shell body, and the raw water inlet, the purified water outlet, the purified water inlet, the concentrated water outlet and the purified water outlet are arranged on the end cover.
The utility model also comprises a water purifying device which comprises the integrated composite filter element.
Compared with the prior art, the utility model has the advantages and positive effects that:
above-mentioned integrated form composite filter element, leading filter element group spare and reverse osmosis membrane filter element group spare cover are established and are set up, and rearmounted filter element group spare and the coaxial setting of reverse osmosis membrane filter element group spare simultaneously, and the multistage filter core integration has reduced whole filter core system's volume greatly in a filter core, need not to be equipped with other filter cores and can realize the filter effect that the complete machine goes out the pure water.
Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a perspective view of an integrated composite filter element according to the present invention;
FIG. 2 is a top view of an integrated composite filter element according to the present invention;
FIG. 3 is a cross-sectional view of an integrated composite filter element according to the present invention;
FIG. 4 is a schematic water flow diagram of an integrated composite filter element according to the present invention;
description of reference numerals:
a housing 100; a housing body 110; an end cap 120; a mounting table 130; a raw water inlet 131; a clean water outlet 132; a purified water inlet 133; a concentrate outlet 134; a pure water outlet 135;
an inner case 200;
a front filter element assembly 300; a PP cotton filter element 310; a carbon rod filter element 320;
a reverse osmosis membrane filter element assembly 400; a center tube 410; a reverse osmosis membrane 420; a reverse osmosis membrane end seal 430; a side wall 431;
a post filter element assembly 500; a cartridge housing 510; activated carbon 520.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1 to 4, an embodiment of an integrated composite filter element according to the present invention includes an outer case 100, an inner case 200, a pre-filter element assembly 300, a reverse osmosis membrane filter element assembly 400, and a post-filter element assembly 500.
One end of the housing 100 is provided with a raw water inlet 131, a purified water outlet 132, a purified water inlet 133, a concentrated water outlet 134, and a purified water outlet 135.
The reverse osmosis membrane filter element assembly 400 is arranged in the shell 100; the front filter element assembly 300 is sleeved on the periphery of the filter element unit of the reverse osmosis membrane 420. The inner case 200 is disposed in the outer case 100 for separating the reverse osmosis membrane cartridge assembly 400 from the pre-cartridge assembly 300. The post-filter element assembly 500 is coaxial with the reverse osmosis membrane filter element assembly 400. The water inlet of the post-filter element assembly 500 is communicated with the water outlet of the reverse osmosis membrane 420 filter element; the water outlet of the post-filter element assembly 500 is communicated with the pure water outlet 135.
A first water passing gap a is provided between the inner wall of the housing 100 and the pre-filter element assembly 300, and the first water passing gap a is communicated with the raw water inlet 131.
A second water passing gap B is provided between the outer wall of the inner casing 200 and the front filter element assembly 300, and the second water passing gap B is communicated with the purified water outlet 132.
A third water passing gap C is formed between the inner wall of the inner shell 200 and the reverse osmosis membrane filter element assembly 400, and the third water passing gap C is communicated with the concentrated water outlet 134.
The reverse osmosis membrane filter element assembly 400 is close to the one end of rearmounted filter element assembly 500 and is the water inlet, and reverse osmosis membrane filter element assembly's water inlet and water purification water inlet 133 intercommunication. In this embodiment, the reverse osmosis membrane filter element assembly 400 includes a central tube 410, a reverse osmosis membrane 420 covering the central tube 410, and reverse osmosis membrane end seals disposed at both ends of the reverse osmosis membrane 420. The reverse osmosis membrane end seal 430 at the end of the reverse osmosis membrane 420 near the post-filter element assembly 500 is provided with a water inlet for the reverse osmosis membrane filter element assembly. The reverse osmosis membrane end seal 430 has a side wall 431 extending to one side of the rear filter element assembly 500, and a fourth water passing gap D is arranged between the inner side of the side wall 431 and the rear filter element assembly 500 and communicated with the purified water inlet 133.
Referring to fig. 4, raw water enters the first water passing gap a from the raw water inlet 131, is filtered by the pre-filter element assembly 300, and then flows out from the purified water outlet 132 through the second water passing gap B. The purified water flowing out of the purified water outlet 132 flows into the reverse osmosis membrane filter element assembly 400 through the fourth water passing gap D after being pressurized by the booster pump, the purified water is filtered by the reverse osmosis membrane filter element assembly 400, the purified water flows out of the central tube 410 of the reverse osmosis membrane filter element assembly, and the concentrated water is discharged from the third water passing gap C through the concentrated water outlet 134. The pure water flowing out of the central tube 410 of the reverse osmosis membrane filter element assembly is filtered by the post-filter element assembly 500 and finally flows out of the pure water outlet 135.
Foretell integrated form composite filter element, leading filter element group spare 300 and reverse osmosis membrane filter element group spare 400 cover are established and are set up, and rearmounted filter element group spare 500 sets up with reverse osmosis membrane filter element group spare 400 is coaxial simultaneously, and the multiple filtration filter core is integrated in a filter core, has reduced whole filter core system's volume greatly, need not to be equipped with other filter cores and can realize the filter effect that the complete machine goes out the pure water.
In this embodiment, the end of the housing 100 is provided with a mounting platform 130, and the raw water inlet 131, the purified water outlet 132, the purified water inlet 133, the concentrated water outlet 134 and the purified water outlet 135 are all arranged on the mounting platform 130.
Preferably, as shown in fig. 2, the raw water inlet 131, the purified water outlet 132, the purified water inlet 133, and the concentrated water outlet 134 are located on the same straight line, the raw water inlet 131 and the purified water outlet 132 are located at one side of the center of the housing 100, and the purified water inlet 133 and the concentrated water outlet 134 are located at the other side of the center of the housing 100, and are symmetrically arranged with the raw water inlet 131 and the purified water outlet 132 with respect to the center of the housing 100. The pure water outlet 135 is located at one side of the straight line, and is not located on the same straight line with the raw water inlet 131, the pure water outlet 132, the pure water inlet 133 and the concentrated water outlet 134, so that the composite filter element can be prevented from being reversely installed in the left-right direction during installation.
Specifically, the front filter element assembly 300 includes a cotton PP filter element and a carbon rod filter element which are sequentially arranged from outside to inside, or includes a cotton first PP filter element, a carbon fiber filter element and a cotton second PP filter element which are sequentially arranged from outside to inside, or includes a cotton first PP filter element, a carbon rod filter element and a cotton second PP filter element which are sequentially arranged from outside to inside. In this embodiment, the front filter element assembly 300 includes a PP cotton filter element 310 and a carbon rod filter element 320 arranged in sequence from outside to inside.
The rear cartridge assembly 500 includes a rear cartridge housing 510 and activated carbon 520 disposed within the rear cartridge housing 510. The rear cartridge housing 510 is provided with a rear cartridge water inlet and a rear cartridge water outlet, wherein the rear cartridge water inlet is in communication with the water outlet (center tube 410) of the reverse osmosis membrane cartridge assembly 400, and the rear cartridge water outlet is in communication with the pure water outlet 135. The activated carbon 520 is disposed within the rear cartridge housing 510. The activated carbon 520 is of a carbon rod structure, and a water inlet flow channel is arranged in the center of the activated carbon 520 and communicated with a water inlet of the rear filter element. A water outlet channel is arranged between the inner wall of the rear filter element shell 510 and the outer side of the activated carbon 520, and the water outlet channel is communicated with a water outlet of the rear filter element.
In the present embodiment, the housing 100 includes a housing body 110 having one end closed and the other end opened, and an end cap 120 covering the opened end of the housing body 110. The raw water inlet 131, the purified water outlet 132, the purified water inlet 133, the concentrated water outlet 134, and the purified water outlet 135 are disposed on the end cover 120.
The utility model also comprises a water purifying device which comprises the integrated composite filter element. The multi-stage filter element is integrated in the composite filter element in the water purifying device, so that the volume of the whole filter element system of the water purifying device is greatly reduced, and the filtering effect of pure water discharged from the whole device can be realized without the need of other filter elements.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. An integrated composite filter element, comprising:
a shell, one end of which is provided with a raw water inlet, a purified water outlet, a purified water inlet, a concentrated water outlet and a purified water outlet;
the reverse osmosis membrane filter element assembly is arranged in the shell;
the front filter element component is sleeved on the periphery of the reverse osmosis membrane filter element component;
the inner shell is arranged in the outer shell and is used for separating the reverse osmosis membrane filter element component from the front filter element component;
the rear filter element component is coaxially arranged with the reverse osmosis membrane filter element component, and a water inlet of the rear filter element component is communicated with a water outlet of the reverse osmosis membrane filter element; the water outlet of the post-filter element assembly is communicated with the pure water outlet;
a first water passing gap is formed between the inner wall of the shell and the front filter element assembly and communicated with the raw water inlet;
a second water passing gap is formed between the outer wall of the inner shell and the front filter element assembly and is communicated with the purified water outlet;
a third water passing gap is formed between the inner wall of the inner shell and the reverse osmosis membrane filter element assembly and is communicated with the concentrated water outlet;
the reverse osmosis membrane filter element assembly is close to one end of the rear filter element assembly is a water inlet, and the water inlet of the reverse osmosis membrane filter element assembly is communicated with the purified water inlet.
2. The integrated composite filter element according to claim 1, wherein the raw water inlet, the purified water outlet, the purified water inlet and the concentrated water outlet are positioned on the same straight line; the raw water inlet and the purified water outlet are positioned on one side of the center of the shell, and the purified water inlet and the concentrated water outlet are positioned on the other side of the center of the shell and are symmetrically arranged with the raw water inlet and the purified water outlet around the center of the shell; the pure water outlet is positioned on one side of the straight line.
3. The integrated composite filter element according to claim 2, wherein a mounting platform is arranged at the end of the shell, and the raw water inlet, the purified water outlet, the purified water inlet, the concentrated water outlet and the purified water outlet are arranged on the mounting platform.
4. The integrated composite filter element according to claim 1, wherein the front filter element assembly comprises a PP cotton filter element and a carbon rod filter element which are arranged in sequence from outside to inside, or comprises a first PP cotton filter element, a carbon fiber filter element and a second PP cotton filter element which are arranged in sequence from outside to inside, or comprises a first PP cotton filter element, a carbon rod filter element and a second PP cotton filter element which are arranged in sequence from outside to inside.
5. The integrated composite filter cartridge of claim 1, wherein the post-filter cartridge assembly comprises:
the rear filter element shell is provided with a rear filter element water inlet and a rear filter element water outlet, the rear filter element water inlet is communicated with the water outlet of the reverse osmosis membrane filter element component, and the rear filter element water outlet is communicated with the pure water outlet;
the activated carbon is arranged in the rear filter element shell.
6. The integrated composite filter element according to claim 5, wherein the activated carbon center has a water inlet flow passage communicating with the post-filter element water inlet; and a water outlet flow channel is arranged between the inner wall of the rear filter element shell and the outer side of the activated carbon, and the water outlet flow channel is communicated with the water outlet of the rear filter element.
7. The integrated composite filter cartridge of claim 1, wherein the reverse osmosis membrane cartridge assembly comprises:
a central tube;
the reverse osmosis membrane is coated on the central pipe;
the reverse osmosis membrane end seals, set up in reverse osmosis membrane is close to the one end of rearmounted filter element subassembly, reverse osmosis membrane end seals have to the lateral wall that rearmounted filter element subassembly one side is extended.
8. The integrated composite filter element according to claim 7, wherein a fourth water passing gap is arranged between the inner side wall of the reverse osmosis membrane end seal and the rear filter element assembly, and the fourth water passing gap is communicated with the purified water inlet.
9. The integrated composite filter element according to claim 1 wherein the housing comprises:
a housing body having one end closed and the other end opened;
and the end cover is covered at the open end of the shell body, and the raw water inlet, the purified water outlet, the purified water inlet, the concentrated water outlet and the purified water outlet are arranged on the end cover.
10. A water purification unit comprising an integrated composite filter element according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120157204.1U CN215559336U (en) | 2021-01-20 | 2021-01-20 | Integrated composite filter element and water purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120157204.1U CN215559336U (en) | 2021-01-20 | 2021-01-20 | Integrated composite filter element and water purifying device |
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| Publication Number | Publication Date |
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| CN215559336U true CN215559336U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120157204.1U Active CN215559336U (en) | 2021-01-20 | 2021-01-20 | Integrated composite filter element and water purifying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487675A (en) * | 2022-02-28 | 2022-12-20 | 青岛海尔施特劳斯水设备有限公司 | Filter element and water purifying device comprising same |
-
2021
- 2021-01-20 CN CN202120157204.1U patent/CN215559336U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115487675A (en) * | 2022-02-28 | 2022-12-20 | 青岛海尔施特劳斯水设备有限公司 | Filter element and water purifying device comprising same |
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