CN219596105U - Water purifier filter element structure capable of performing multistage filtration - Google Patents
Water purifier filter element structure capable of performing multistage filtration Download PDFInfo
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- CN219596105U CN219596105U CN202320437216.9U CN202320437216U CN219596105U CN 219596105 U CN219596105 U CN 219596105U CN 202320437216 U CN202320437216 U CN 202320437216U CN 219596105 U CN219596105 U CN 219596105U
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- filter element
- reverse osmosis
- osmosis membrane
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- shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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Abstract
The utility model relates to a water purifier filter element structure capable of performing multistage filtration, which comprises a shell, a composite filter element assembly and a reverse osmosis membrane, wherein a water inlet and a water outlet are respectively arranged at two ends of the shell, the composite filter element assembly is arranged close to the water inlet, the reverse osmosis membrane is arranged close to the water outlet, the water inlet end of the reverse osmosis membrane is communicated with the composite filter element assembly, and the water outlet end of the reverse osmosis membrane is inserted into the water outlet of the shell. According to the utility model, through the integrated design of the composite filter element component and the reverse osmosis membrane, the integral volume of the filter element is reduced, meanwhile, the composite step-by-step filtration technology is adopted, the multi-stage sequential filtration is realized, the water pollutants are effectively removed, and the water quality purification effect is improved.
Description
Technical Field
The utility model relates to the technical field of filter elements, in particular to a filter element structure of a water purifier, which can perform multistage filtration.
Background
The main core part in the purifier is a filter element, and different types of filter elements have different advantages respectively. The PP cotton filter element is also called as a melt-blown type PP filter element, adopts non-toxic and odorless polyester fiber particles, and is a tubular filter element prepared by heating, melting, spinning, traction and receiving forming, so that various particle impurities in water can be effectively removed; the carbon rod filter element is a novel deep layer filter element, and can effectively remove organic matters, particles, rust, residual chlorine, peculiar smell and the like in water; the reverse osmosis membrane is an artificial semipermeable membrane with certain characteristics, which is made of a simulated biological semipermeable membrane, can effectively remove dissolved salts, colloid, microorganisms, organic matters and the like in water, and has the advantages of good water quality, low energy consumption, no pollution, simple process, simple operation and the like.
In the current use process of the water purifying filter element, the following defects exist: firstly, in order to utilize the advantages of different types, in general, a water purifier can integrate different filter elements into a device, so that problems of more parts, large volume, non-compact structure and the like of the water purifier are caused; secondly, the service lives of the filter element for primary filtering and the filter element for secondary filtering are different, for example, different types of filter elements are integrated into an integral filter element, and the filter element needs to be replaced together when being replaced, so that the use cost is increased.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a water purifier filter element structure capable of performing multistage filtration.
The utility model is realized by the following technical scheme:
the utility model provides a can carry out multistage filterable water purifier filter core structure, includes the shell, locates compound filter core subassembly and reverse osmosis membrane in the shell, the shell both ends are equipped with water inlet and delivery port respectively, and compound filter core subassembly is close to the water inlet setting, reverse osmosis membrane is close to the delivery port setting, reverse osmosis membrane includes into water end and play water end, and the water end of reverse osmosis membrane is linked together with compound filter core subassembly, and the play water end of reverse osmosis membrane is pegged graft in the delivery port of shell. The composite filter element assembly comprises a PP cotton layer and a carbon rod layer positioned in the PP cotton layer, and one end of the reverse osmosis membrane is communicated with the carbon rod layer of the composite filter element assembly.
According to the technical scheme, preferably, the composite filter element assembly is connected with the reverse osmosis membrane through the connecting piece, the outer wall of the connecting piece is in sealing connection with the inner wall of the shell, and the water inlet end of the reverse osmosis membrane penetrates through the connecting piece and is inserted into the carbon rod layer of the composite filter element assembly.
According to the above technical scheme, preferably, the connecting piece both sides are equipped with first constant head tank and second constant head tank respectively, the tip of compound filter element subassembly is located first constant head tank, the one end of reverse osmosis membrane is located the second constant head tank, first water gap has been seted up between first constant head tank and the second constant head tank, the water inlet of reverse osmosis membrane runs through first water gap setting.
According to the above technical scheme, preferably, the composite filter element assembly further comprises two positioning sleeves positioned at two ends, wherein the outer wall of the positioning sleeve close to the water inlet is provided with a water passing protrusion, the middle part of the other positioning sleeve far away from the water inlet is provided with a second water passing port, and the water inlet end of the reverse osmosis membrane penetrates through the second water passing port.
According to the above technical scheme, preferably, two ends of the PP cotton layer and the carbon rod layer are respectively detachably connected with the positioning sleeve.
According to the above technical scheme, preferably, a waste water cavity is arranged between the reverse osmosis membrane and the inner wall of the shell, and a waste water outlet communicated with the waste water cavity is arranged at the eccentric position of the end face of the shell.
According to the above technical solution, preferably, the housing includes a housing upper cover and a housing lower cover, and the housing upper cover is detachably connected with the housing lower cover.
The beneficial effects of the utility model are as follows:
according to the utility model, through the integrated design of the composite filter element component and the reverse osmosis membrane, the integral volume of the filter element is reduced, meanwhile, the composite step-by-step filtration technology is adopted, the multi-stage sequential filtration is realized, the water pollutants are effectively removed, and the water quality purification effect is improved.
Drawings
Fig. 1 is an exploded view of a three-dimensional structure of the present utility model.
Fig. 2 is a cross-sectional view of the front view of the structure of the present utility model.
FIG. 3 is a cross-sectional view of an exploded structure of the connection of the spacer sleeve and the carbon rod layer.
Fig. 4 is a sectional view of an exploded structure of the connection relationship of the positioning sleeve and the PP cotton layer.
Fig. 5 is a schematic side view of the spacer sleeve of the present utility model.
Fig. 6 is a schematic perspective view of the positioning sleeve of the present utility model.
Fig. 7 is a schematic perspective view of a connector according to the present utility model.
Fig. 8 is a schematic perspective view of a second embodiment of the connector of the present utility model.
Fig. 9 is a schematic diagram of the product structure of the present utility model.
In the figure: 1. a water inlet; 2. a housing upper cover; 3. a positioning sleeve; 4. a PP cotton layer; 5. a carbon rod layer; 6. a connecting piece; 7. a water inlet end; 8. a reverse osmosis membrane; 9. a water outlet end; 10. a housing lower cover; 11. water passing protrusions; 12. a waste water outlet; 13. a second ring groove; 14. a second plastic part; 15. a first ring groove; 16. a first plastic part.
Detailed Description
The present utility model will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present utility model. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.
Embodiment 1 As shown in the figure, the utility model comprises a shell, a composite filter element component and a reverse osmosis membrane 8, wherein the shell comprises a shell upper cover 2 and a shell lower cover 10, the shell upper cover 2 is detachably connected with the shell lower cover 10, in the embodiment, threaded connection is preferably used, and the replacement of internal elements can be facilitated after a certain period of use. The two ends of the shell are respectively provided with a water inlet 1 and a water outlet, wherein the water inlet 1 is positioned at the center of the end face of the shell, and the water outlet is positioned at the center of the other end face of the shell. The composite filter element component is arranged close to the water inlet 1, the reverse osmosis membrane 8 is arranged close to the water outlet, the reverse osmosis membrane 8 comprises a water inlet end 7 and a water outlet end 9, the water inlet end 7 of the reverse osmosis membrane 8 is communicated with the composite filter element component, and the water outlet end 9 of the reverse osmosis membrane 8 is inserted into the water outlet of the shell. Wherein, compound filter element assembly includes the cotton layer 4 of PP and is located the inside carbon-point layer 5 of the cotton layer 4 of PP, reverse osmosis membrane 8 one end communicates in the carbon-point layer 5 of compound filter element assembly, and wherein the cotton layer 4 of PP and carbon-point layer 5 are the common water purification filter core in market, are cylindrical tubular structure respectively, and its middle part is hollow, both ends opening, and this technical scheme locates the carbon-point layer 5 in the cotton layer 4 of PP, forms double filtration.
In addition, the composite filter element assembly further comprises two positioning sleeves 3 positioned at two ends, wherein the outer wall of the positioning sleeve 3 close to the water inlet 1 is not provided with an opening, the surface of the outer wall of the positioning sleeve is provided with a water passing protrusion 11, the middle part of the other positioning sleeve 3 far away from the water inlet 1 is provided with a second water passing opening, and the water inlet end 7 of the reverse osmosis membrane 8 penetrates through the second water passing opening. Due to the arrangement of the water passing protrusions 11, water can be ensured to pass through between the inner end surface of the shell and the positioning sleeve 3 of the composite filter element assembly after raw water enters, and the raw water flows into the composite filter element assembly from the periphery outside the PP cotton layer 4.
Embodiment 2 as shown in the figure, the utility model comprises a shell, a composite filter element component and a reverse osmosis membrane 8, wherein the composite filter element component and the reverse osmosis membrane are arranged in the shell, the two ends of the shell are respectively provided with a water inlet 1 and a water outlet, the composite filter element component is arranged close to the water inlet 1, the reverse osmosis membrane 8 is arranged close to the water outlet, the reverse osmosis membrane 8 comprises a water inlet end 7 and a water outlet end 9, the water inlet end 7 of the reverse osmosis membrane 8 is communicated with the composite filter element component, and the water outlet end 9 of the reverse osmosis membrane 8 is inserted into the water outlet of the shell. The composite filter element assembly comprises a PP cotton layer 4 and a carbon rod layer 5 positioned inside the PP cotton layer 4, and one end of the reverse osmosis membrane 8 is communicated with the inside of the carbon rod layer 5 of the composite filter element assembly.
According to the above embodiment, preferably, the composite filter element assembly is connected with the reverse osmosis membrane 8 through the connecting piece 6, the outer wall of the connecting piece 6 is in sealing connection with the inner wall of the shell through the sealing ring, and the water inlet end 7 of the reverse osmosis membrane 8 is inserted into the carbon rod layer 5 of the composite filter element assembly through the connecting piece 6. The utility model discloses a reverse osmosis membrane filter, including connecting piece 6, reverse osmosis membrane 8, connecting piece 6 both sides are equipped with first constant head tank and second constant head tank respectively, compound filter element assembly's tip is located first constant head tank, reverse osmosis membrane 8's one end is located the second constant head tank, first water gap has been seted up between first constant head tank and the second constant head tank, reverse osmosis membrane 8's water inlet end 7 runs through first water gap setting.
Embodiment 3 as shown in the figure, the utility model comprises a shell, a composite filter element component and a reverse osmosis membrane 8, wherein the composite filter element component and the reverse osmosis membrane are arranged in the shell, the two ends of the shell are respectively provided with a water inlet 1 and a water outlet, the composite filter element component is arranged close to the water inlet 1, the reverse osmosis membrane 8 is arranged close to the water outlet, the reverse osmosis membrane 8 comprises a water inlet end 7 and a water outlet end 9, the water inlet end 7 of the reverse osmosis membrane 8 is communicated with the composite filter element component, and the water outlet end 9 of the reverse osmosis membrane 8 is inserted into the water outlet of the shell. The composite filter element assembly comprises a PP cotton layer 4 and a carbon rod layer 5 positioned inside the PP cotton layer 4, and one end of the reverse osmosis membrane 8 is communicated with the inside of the carbon rod layer 5 of the composite filter element assembly. In addition, the composite filter element assembly further comprises two positioning sleeves 3 positioned at two ends, wherein a water passing protrusion 11 is arranged on the outer wall of the positioning sleeve 3 close to the water inlet 1, a second water passing port is formed in the middle of the other positioning sleeve 3 far away from the water inlet 1, and the water inlet end 7 of the reverse osmosis membrane 8 penetrates through the second water passing port.
According to the above embodiment, preferably, two ends of the PP cotton layer 4 and the carbon rod layer 5 are detachably connected with the positioning sleeve 3 respectively. In the embodiment, two ends of a PP cotton layer 4 are fixedly connected with first plastic pieces 16 respectively, the first plastic pieces 16 are of a circular ring structure with the same shape as the PP cotton layer 4, first annular grooves 15 matched with the shapes of the first plastic pieces 16 are respectively arranged on opposite side surfaces of two positioning sleeves 3, rubber rings are arranged outside the two first plastic pieces 16, and the first plastic pieces 16 can be tightly inserted into the first annular grooves 15 of the positioning sleeves 3; similarly, two ends of the carbon rod layer 5 are fixedly connected with second plastic pieces 14 respectively, the second plastic pieces 14 are of a circular ring structure with the same shape as the carbon rod layer 5, second annular grooves 13 matched with the shapes of the second plastic pieces 14 are respectively arranged on opposite side surfaces of the two positioning sleeves 3, and rubber rings are arranged outside the two second plastic pieces 14, so that the second plastic pieces 14 can be tightly inserted into the second annular grooves 13 of the positioning sleeves 3.
Embodiment 4 As shown in the figure, the utility model comprises a shell, a composite filter element component and a reverse osmosis membrane 8, wherein the shell comprises a shell upper cover 2 and a shell lower cover 10, the shell upper cover 2 is detachably connected with the shell lower cover 10, in the embodiment, threaded connection is preferably used, and the replacement of internal elements can be facilitated after a certain period of use. The two ends of the shell are respectively provided with a water inlet 1 and a water outlet, wherein the water inlet 1 is positioned at the center of the end face of the shell, and the water outlet is positioned at the center of the other end face of the shell. The composite filter element component is arranged close to the water inlet 1, the reverse osmosis membrane 8 is arranged close to the water outlet, the reverse osmosis membrane 8 comprises a water inlet end 7 and a water outlet end 9, the water inlet end 7 of the reverse osmosis membrane 8 is communicated with the composite filter element component, and the water outlet end 9 of the reverse osmosis membrane 8 is inserted into the water outlet of the shell. The composite filter element assembly comprises a PP cotton layer 4 and a carbon rod layer 5 positioned inside the PP cotton layer 4, and one end of the reverse osmosis membrane 8 is communicated with the inside of the carbon rod layer 5 of the composite filter element assembly. A waste water cavity is arranged between the reverse osmosis membrane 8 and the inner wall of the shell, and a waste water outlet 12 communicated with the waste water cavity is arranged at the eccentric position of the end face of the shell.
When in actual use, unfiltered raw water flows in from the water inlet of the shell, gradually filters through the PP cotton layer and the carbon rod layer respectively from the periphery of the composite filter element assembly and enters the carbon rod layer, then enters the reverse osmosis membrane through the water inlet end of the reverse osmosis membrane, pure water and wastewater are generated through the reverse osmosis membrane, filtered pure water flows out of the filter element from the water outlet end of the reverse osmosis membrane, and wastewater is discharged from the wastewater outlet along the inner wall of the shell from the outside of the reverse osmosis membrane.
According to the utility model, through the integrated design of the composite filter element component and the reverse osmosis membrane, the integral volume of the filter element is reduced, meanwhile, the composite step-by-step filtration technology is adopted, the multi-stage sequential filtration is realized, the water pollutants are effectively removed, and the water quality purification effect is improved.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (6)
1. The utility model provides a water purifier filter core structure that can carry out multistage filtration, its characterized in that includes the shell, locates compound filter core subassembly and reverse osmosis membrane (8) in the shell, the shell both ends are equipped with water inlet (1) and delivery port respectively, and compound filter core subassembly is close to water inlet (1) setting, reverse osmosis membrane (8) are close to the delivery port setting, reverse osmosis membrane (8) are including water inlet end (7) and play water end (9), and water inlet end (7) and the compound filter core subassembly of reverse osmosis membrane (8) are linked together, and water outlet end (9) of reverse osmosis membrane (8) are pegged graft in the delivery port of shell;
the composite filter element assembly comprises a PP cotton layer (4) and a carbon rod layer (5) positioned in the PP cotton layer (4), and one end of the reverse osmosis membrane (8) is communicated with the carbon rod layer (5) of the composite filter element assembly;
the composite filter element assembly further comprises two positioning sleeves (3) positioned at two ends, wherein a water passing protrusion (11) is arranged on the outer wall of the positioning sleeve (3) close to the water inlet (1), a second water passing port is formed in the middle of the other positioning sleeve (3) far away from the water inlet (1), and the water inlet end (7) of the reverse osmosis membrane (8) penetrates through the second water passing port.
2. The water purifier filter element structure capable of performing multistage filtration according to claim 1, wherein the composite filter element assembly is connected with the reverse osmosis membrane (8) through a connecting piece (6), the outer wall of the connecting piece (6) is in sealing connection with the inner wall of the shell, and the water inlet end (7) of the reverse osmosis membrane (8) penetrates through the connecting piece (6) and is inserted into the carbon rod layer (5) of the composite filter element assembly.
3. The water purifier filter element structure capable of performing multistage filtration according to claim 2, wherein a first positioning groove and a second positioning groove are respectively arranged on two sides of the connecting piece (6), the end part of the composite filter element assembly is positioned in the first positioning groove, one end of the reverse osmosis membrane (8) is positioned in the second positioning groove, a first water passing port is formed between the first positioning groove and the second positioning groove, and a water inlet end (7) of the reverse osmosis membrane (8) penetrates through the first water passing port.
4. The water purifier filter element structure capable of performing multistage filtration according to claim 1, wherein two ends of the PP cotton layer (4) and the carbon rod layer (5) are detachably connected with the positioning sleeve (3) respectively.
5. The water purifier filter element structure capable of performing multistage filtration according to claim 1, wherein a waste water cavity is arranged between the reverse osmosis membrane (8) and the inner wall of the shell, and a waste water outlet (12) communicated with the waste water cavity is arranged at the eccentric position of the end face of the shell.
6. A multi-stage filterable water purifier cartridge structure according to any one of claims 1 to 5 wherein the housing comprises a housing upper cover (2) and a housing lower cover (10), the housing upper cover (2) being removably connected to the housing lower cover (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320437216.9U CN219596105U (en) | 2023-03-09 | 2023-03-09 | Water purifier filter element structure capable of performing multistage filtration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320437216.9U CN219596105U (en) | 2023-03-09 | 2023-03-09 | Water purifier filter element structure capable of performing multistage filtration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219596105U true CN219596105U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320437216.9U Active CN219596105U (en) | 2023-03-09 | 2023-03-09 | Water purifier filter element structure capable of performing multistage filtration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219596105U (en) |
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2023
- 2023-03-09 CN CN202320437216.9U patent/CN219596105U/en active Active
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