CN211847269U - End cover with reversed water channel and reverse osmosis membrane filter element - Google Patents
End cover with reversed water channel and reverse osmosis membrane filter element Download PDFInfo
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- CN211847269U CN211847269U CN202020145584.2U CN202020145584U CN211847269U CN 211847269 U CN211847269 U CN 211847269U CN 202020145584 U CN202020145584 U CN 202020145584U CN 211847269 U CN211847269 U CN 211847269U
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Abstract
The utility model relates to an end cover in reverse water route, including the end cover main part, one side of end cover main part has the pure water entry, concentrated water entry, and the opposite side of end cover main part has the pure water export, concentrated water export, and concentrated water export is located the outside of pure water export, and the pure water entry is linked together with the pure water export, and concentrated water entry is linked together with concentrated water export, and the pure water entry is located the outside of concentrated water entry, is linked together through concentrated water connecting channel between concentrated water entry and the concentrated water export, and concentrated water connecting channel follows the radial extension of end cover main part. A reverse osmosis membrane filter element comprises a filter element main body and an end cover with a reverse water path. The utility model discloses a joint passage's design is converted to outside position with the concentrated water of filter core from inboard position, satisfies the requirement of outside pure water, inboard waste water, and the water route reversal of realization realizes the adaptation with the product on the market, and the while application cost is also lower.
Description
Technical Field
The utility model relates to a water purification field especially relates to an end cover and reverse osmosis membrane filter core in reverse water route of putting.
Background
See patent application No. 2019220176847: a side-flow reverse osmosis membrane structure comprises a membrane unit, wherein the membrane unit comprises a central tube and a membrane assembly coated on the peripheral surface of the central tube, a water inlet is formed in the outer surface of the membrane assembly, the central tube is provided with a concentrated water port and a pure water port, the central tube comprises a plurality of pure water tubes, the two ends of the pure water tubes are connected, a pure water channel is formed inside each pure water tube, the outlet of each pure water channel is communicated with the pure water port, a concentrated water channel is formed by enclosing the pure water tubes, the outlet of the concentrated water channel is communicated with the concentrated water port, the periphery of each pure water tube is coated with the membrane. Based on the structure, the relative positions of the pure water channel and the concentrated water channel are different from the conventional design (the pure water channel is positioned at the outer side of the concentrated water channel in the conventional design), so that the newly developed filter element cannot be adapted to the existing products on the market, and the market prospect of the product is influenced.
Disclosure of Invention
An object of the utility model is to provide an end cover in reverse water route.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
an end cover of a reversed water path comprises an end cover main body, wherein a pure water inlet and a concentrated water inlet are formed in one side of the end cover main body, a pure water outlet and a concentrated water outlet are formed in the other side of the end cover main body, the concentrated water outlet is located on the outer side of the pure water outlet, the pure water inlet is communicated with the pure water outlet, the concentrated water inlet is communicated with the concentrated water outlet, the pure water inlet is located on the outer side of the concentrated water inlet, the concentrated water inlet is communicated with the concentrated water outlet through a concentrated water connecting channel, and the concentrated water connecting channel extends along the radial direction of the end cover main body.
Preferably, the concentrated water connecting passage is communicated with the outside, and a communication port of the concentrated water connecting passage and the outside is sealed by a plug.
Preferably, one side of the end cover main body is provided with a pure water connecting column and a concentrated water connecting column which extend along the axial direction of the end cover main body and are internally provided with flow passages, the pure water inlet is arranged at the end part of the pure water connecting column, and the concentrated water inlet is arranged at the end part of the concentrated water connecting column.
Preferably, the pure water inlet is provided with a plurality of inlets, the concentrated water inlet is provided with one inlet, and the plurality of pure water inlets surround the periphery of the outer side of the concentrated water inlet.
Preferably, the pure water inlet is communicated with the pure water outlet through a pure water connecting passage, and the pure water connecting passage extends along the axial direction of the end cover main body.
Further preferably, the other side of the end cap body has a water outlet portion protruding along an axis thereof, and the pure water outlet, the concentrated water connecting passage, and the pure water connecting passage are formed in the water outlet portion.
Further preferably, a pure water joint is arranged at the pure water outlet, and a sealing member is arranged between the pure water joint and the pure water outlet.
Preferably, the pure water outlet and the concentrated water outlet are both annular outlets.
The utility model discloses a reverse osmosis membrane filter core is provided to another purpose.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the reverse osmosis membrane filter element comprises a filter element main body and further comprises an end cover with an inverted water path.
Preferably, the filter element main body comprises a central tube and a membrane assembly coated on the peripheral surface of the central tube, a water inlet is formed on the outer surface of the membrane assembly, the central tube is provided with a concentrated water port and a pure water port, the central tube comprises a plurality of pure water tubes, two ends of the pure water tubes are connected, a pure water channel is formed inside each pure water tube, an outlet of each pure water channel is communicated with the pure water port, a concentrated water channel is formed by enclosing the pure water tubes, an outlet of the concentrated water channel is communicated with the concentrated water port, the membrane assembly is coated on the periphery of each pure water tube, and the membrane assembly comprises a reverse osmosis membrane; the end cover comprises an end cover body and is characterized in that a pure water connecting column and a concentrated water connecting column which extend along the axial direction of the end cover body and are internally provided with a flow channel are arranged on one side of the end cover body, a pure water inlet is formed in the end part of the pure water connecting column, a concentrated water inlet is formed in the end part of the concentrated water connecting column, when the filter element body is connected with the end cover body, the pure water connecting column is inserted into the pure water port, and the concentrated water connecting column is inserted into the concentrated water port.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses a joint passage's design is converted to outside position with the concentrated water of filter core from inboard position, satisfies the requirement of outside pure water, inboard waste water, and the water route reversal of realization realizes the adaptation with the product on the market, and the while application cost is also lower.
Drawings
FIGS. 1a and 1b are schematic perspective views of the present embodiment;
FIG. 2 is a schematic front view of the present embodiment;
FIG. 3 is a schematic cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view B-B of FIG. 2;
fig. 5 is a schematic view of a cartridge body.
Wherein: 1. an end cap body; 10. a water outlet part; 100. a pure water outlet; 101. a concentrate outlet; 102. a concentrate water connection passage; 103. a pure water connection channel; 11. a pure water connecting column; 110. a pure water inlet; 12. a concentrated water connecting column; 120. a concentrate water inlet; 13. a pure water joint; 14. a seal member; 15. a plug; 2. a filter element main body; 20. a pure water pipe; 200. a water concentration port; 201. a pure water port.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present embodiment, the inner and outer sides are located more inward and more outward with respect to the center of the end cap body as the center is closer to the center.
As shown in fig. 1a, 1b and 2, the end cap of the inverted waterway comprises an end cap body 1, one side of the end cap body 1 is provided with a pure water inlet 110 and a concentrated water inlet 120, the other side of the end cap body 1 is provided with a pure water outlet 100 and a concentrated water outlet 101, the pure water inlet 110 is communicated with the pure water outlet 100, and the concentrated water inlet 101 is communicated with the concentrated water outlet 120. In general, the other side of the cap body 1 has a water outlet portion 10 protruding along its axis, and a pure water outlet 100 and a concentrated water outlet 101 are formed on the water outlet portion 10. A pure water joint 13 is arranged at a pure water outlet 100 of the water outlet part 10, and a sealing member 14 is arranged between the pure water joint 13 and the pure water outlet 100. The pure water outlet 100 and the concentrated water outlet 101 are both annular outlets, and the concentrated water outlet 101 is located outside the pure water outlet 100.
In this embodiment: the pure water inlet 110 has a plurality, the concentrated water inlet 120 has one, and the plurality of pure water inlets 110 are surrounded around the outer side of the concentrated water inlet 120. Specifically, the method comprises the following steps: one side of the end cap body 1 is provided with a pure water connecting column 11 and a concentrated water connecting column 12 which extend along the axial direction and are provided with flow passages inside, a pure water inlet 110 is arranged at the end part of the pure water connecting column 11, and a concentrated water inlet 120 is arranged at the end part of the concentrated water connecting column 12.
Since the concentrated water outlet 101 is located outside the pure water outlet 100, the pure water inlet 110 is located outside the concentrated water inlet 120, so that the inlet and the outlet form a reverse of a water path. Therefore, the concentrated water inlet 120 and the concentrated water outlet 101 communicate with each other through the concentrated water connection passage 102, and the concentrated water connection passage 102 extends in the radial direction of the water outlet portion 10 of the head body 1, i.e., from the inside to the outside, as shown in fig. 3. When the concentrate connection passage 102 is opened in the spout portion 10, the concentrate connection passage 102 needs to communicate with the outside to form a communication port, and therefore, the communication port is closed by the plug 15.
The pure water inlet 110 and the pure water outlet 100 communicate with each other through a pure water connection passage 103, and the pure water connection passage 103 extends in the axial direction of the water outlet portion 10 of the cap body 1, as shown in fig. 4. That is, the distribution positions of the plurality of pure water inlets 110 are provided on both sides of the end cap body 1 corresponding to the positions of the pure water outlets 100.
A reverse osmosis membrane filter element comprises a filter element main body 2 and an end cover, wherein the filter element main body 2 comprises a central tube and a membrane assembly coated on the peripheral surface of the central tube, a water inlet is formed on the outer surface of the membrane assembly, and the central tube is provided with a concentrated water inlet 200 and a pure water inlet 201, as shown in figure 5: the central tube comprises a plurality of pure water tubes 20, two ends of the pure water tubes 20 are connected, a pure water channel is formed inside each pure water tube 20, an outlet of each pure water channel is communicated with a pure water port 201, a concentrated water channel is formed by enclosing the pure water tubes 20, an outlet of each concentrated water channel is communicated with a concentrated water port 200, a membrane assembly is wrapped on the periphery of each pure water tube 20, and each membrane assembly comprises a reverse osmosis membrane.
When filter core main part 2, end cover are connected: the pure water connecting column 11 is inserted into the pure water port 201, and the concentrated water connecting column 12 is inserted into the concentrated water port 200, so that the communication of the water paths is realized.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. An end cover for reversing a water path comprises an end cover main body, wherein one side of the end cover main body is provided with a pure water inlet and a concentrated water inlet, the other side of the end cover main body is provided with a pure water outlet and a concentrated water outlet, the concentrated water outlet is positioned at the outer side of the pure water outlet, the pure water inlet is communicated with the pure water outlet, and the concentrated water inlet is communicated with the concentrated water outlet, and the end cover is characterized in that: the pure water inlet is positioned at the outer side of the concentrated water inlet, the concentrated water inlet is communicated with the concentrated water outlet through a concentrated water connecting passage, and the concentrated water connecting passage extends along the radial direction of the end cover main body.
2. An end cap for a reverse waterway according to claim 1, wherein: the concentrated water connecting passage is communicated with the outside, and a communication port of the concentrated water connecting passage and the outside is plugged by a plug.
3. An end cap for a reverse waterway according to claim 1, wherein: one side of the end cover main body is provided with a pure water connecting column and a concentrated water connecting column which extend along the axial direction of the end cover main body and are internally provided with flow passages, a pure water inlet is formed in the end part of the pure water connecting column, and a concentrated water inlet is formed in the end part of the concentrated water connecting column.
4. An end cap for a reverse waterway according to claim 1, wherein: the pure water inlet is provided with a plurality of pure water inlets, the concentrated water inlet is provided with one pure water inlet, and the pure water inlets are surrounded on the periphery of the outer side of the concentrated water inlet.
5. An end cap for a reverse waterway according to claim 1, wherein: the pure water inlet is communicated with the pure water outlet through a pure water connecting channel, and the pure water connecting channel extends along the axial direction of the end cover main body.
6. An end cap for a reverse waterway according to claim 5, wherein: the other side of the end cover main body is provided with a water outlet part protruding along the axis of the end cover main body, and the pure water outlet, the concentrated water connecting channel and the pure water connecting channel are formed on the water outlet part.
7. An end cap for a reverse waterway according to claim 6, wherein: and a pure water joint is arranged at the pure water outlet, and a sealing piece is arranged between the pure water joint and the pure water outlet.
8. An end cap for a reverse waterway according to claim 1 or 6, wherein: and the pure water outlet and the concentrated water outlet are both annular outlets.
9. A reverse osmosis membrane filter core, includes the filter core main part, its characterized in that: the reverse osmosis membrane filter element also comprises an end cover of a reverse waterway, which is described in any one of claims 1 to 8.
10. A reverse osmosis membrane cartridge according to claim 9 wherein: the filter element main body comprises a central tube and membrane components coated on the peripheral surface of the central tube, a water inlet is formed on the outer surface of each membrane component, the central tube is provided with a concentrated water port and a pure water port, the central tube comprises a plurality of pure water tubes, two ends of the pure water tubes are connected, a pure water channel is formed inside each pure water tube, an outlet of each pure water channel is communicated with the pure water port, a concentrated water channel is formed by enclosing the pure water tubes, an outlet of the concentrated water channel is communicated with the concentrated water port, the membrane components are coated on the periphery of each pure water tube, and each membrane component comprises a reverse osmosis membrane; the end cover comprises an end cover body and is characterized in that a pure water connecting column and a concentrated water connecting column which extend along the axial direction of the end cover body and are internally provided with a flow channel are arranged on one side of the end cover body, a pure water inlet is formed in the end part of the pure water connecting column, a concentrated water inlet is formed in the end part of the concentrated water connecting column, when the filter element body is connected with the end cover body, the pure water connecting column is inserted into the pure water port, and the concentrated water connecting column is inserted into the concentrated water port.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020145584.2U CN211847269U (en) | 2020-01-23 | 2020-01-23 | End cover with reversed water channel and reverse osmosis membrane filter element |
| US17/756,290 US20220410072A1 (en) | 2019-11-21 | 2020-11-20 | Water purification cartridge system and method |
| EP20825048.0A EP4061516A1 (en) | 2019-11-21 | 2020-11-20 | Water purification cartridge system and method |
| PCT/US2020/061538 WO2021102280A1 (en) | 2019-11-21 | 2020-11-20 | Water purification cartridge system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020145584.2U CN211847269U (en) | 2020-01-23 | 2020-01-23 | End cover with reversed water channel and reverse osmosis membrane filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211847269U true CN211847269U (en) | 2020-11-03 |
Family
ID=73232664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020145584.2U Active CN211847269U (en) | 2019-11-21 | 2020-01-23 | End cover with reversed water channel and reverse osmosis membrane filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211847269U (en) |
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2020
- 2020-01-23 CN CN202020145584.2U patent/CN211847269U/en active Active
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