CN216024140U - Composite reverse osmosis membrane structure capable of removing residual chlorine and filter element - Google Patents
Composite reverse osmosis membrane structure capable of removing residual chlorine and filter element Download PDFInfo
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- CN216024140U CN216024140U CN202122326461.6U CN202122326461U CN216024140U CN 216024140 U CN216024140 U CN 216024140U CN 202122326461 U CN202122326461 U CN 202122326461U CN 216024140 U CN216024140 U CN 216024140U
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Abstract
The utility model discloses a composite reverse osmosis membrane structure capable of removing residual chlorine and a filter element. The central pipe is connected with one end of the pure water diversion layer; the residual chlorine removing layer, the first reverse osmosis membrane layer and the pure water diversion layer are sequentially stacked to form a reverse osmosis membrane unit, and the reverse osmosis membrane unit is wound on the central pipe. A filter element comprises the composite reverse osmosis membrane structure capable of removing residual chlorine. The composite reverse osmosis membrane structure capable of removing residual chlorine has a simple structure, does not need to additionally increase an active carbon filter element for removing residual chlorine at the front end of water inlet, reduces the cost of replacing the filter element for a user, is beneficial to the miniaturization design of water purification household appliances, and has the characteristics of residual chlorine removal function, simple structure and low cost.
Description
Technical Field
The utility model relates to the technical field of water purification treatment, in particular to a composite reverse osmosis membrane structure capable of removing residual chlorine and a filter element.
Background
Substances such as residual chlorine and the like are required to be added to municipal tap water before the municipal tap water leaves a water plant to inhibit the growth of microorganisms in the transportation process, and the substances such as the residual chlorine and the like have oxidability; the conventional reverse osmosis membrane filter element mainly comprises a central tube, a reverse osmosis membrane, a pure water diversion cloth and a concentrated water separation net; the reverse osmosis membrane is exposed in a water body environment containing residual chlorine for a long time, so that the removal efficiency of the membrane is reduced; therefore, the reverse osmosis membrane is likely to fail or the desalination effect is likely to be reduced by the oxidizing substances in water during use.
If the active carbon component or the active carbon filter element is additionally arranged at the water inlet front end of the reverse osmosis filter element, a large number of parts are additionally added, and the defects that:
1. the increase of parts causes material waste, and is not beneficial to energy conservation, emission reduction and environmental protection;
2. the additional components and the filter element are not beneficial to reducing the volume of the water purifier, and the addition of the components limits the miniaturization design of water purification household appliances;
3. an additional front carbon filter element is additionally arranged, so that the cost for replacing the filter element by a user is increased.
SUMMERY OF THE UTILITY MODEL
Based on the above, the utility model aims to provide a composite reverse osmosis membrane structure and a filter element capable of removing residual chlorine, which have the characteristics of residual chlorine removal function, simple structure and low cost.
A composite reverse osmosis membrane structure capable of removing residual chlorine, comprising:
removing the residual chlorine layer;
a first reverse osmosis membrane layer;
a pure water diversion layer which is permeable to water;
the central pipe is connected with one end of the pure water diversion layer;
the residual chlorine removing layer, the reverse osmosis membrane layer and the pure water diversion layer are sequentially stacked to form a reverse osmosis membrane unit, and the reverse osmosis membrane unit is wound on the central pipe.
According to the composite reverse osmosis membrane structure capable of removing residual chlorine, raw water flows in from one end of the flow channel formed between the residual chlorine removing layer and the first reverse osmosis membrane layer, the raw water is in contact with the residual chlorine removing layer, and the residual chlorine removing layer can remove oxidizing substances such as residual chlorine in the raw water; the raw water after residual chlorine removal forms waste water and pure water on two sides of a first reverse osmosis membrane layer through osmosis, the pure water is located between the first reverse osmosis membrane layer and a pure water diversion layer, the pure water diversion layer diverts the pure water to the central pipe, and the pure water flows out from the central pipe; concentrated water flows out from the other end of the flow channel formed between the residual chlorine removal layer and the first reverse osmosis membrane layer; simple structure, and need not additionally increase the active carbon filter core that is used for removing the chlorine residue at the front end of intaking, reduced the cost that the user changed the filter core, be favorable to the miniaturized design of water purification class household electrical appliances simultaneously.
Further preferably, the reverse osmosis unit further comprises a second reverse osmosis membrane layer, wherein the second reverse osmosis membrane layer is arranged on one side of the residual chlorine removing layer far away from the first reverse osmosis membrane layer.
Further preferably, the composite reverse osmosis membrane structure capable of removing residual chlorine comprises a plurality of layers of reverse osmosis membrane units, and the plurality of layers of reverse osmosis membrane units are sequentially stacked.
Further preferably, in two adjacent layers of reverse osmosis membrane units, the pure water diversion layer of one layer of reverse osmosis membrane unit, which is far away from the side of the first reverse osmosis membrane layer, is adjacent to the side of the other layer of reverse osmosis membrane unit, which is far away from the pure water diversion layer.
Further preferably, edges of the first reverse osmosis membrane layer, the pure water diversion layer and the second reverse osmosis membrane layer are bonded to each other through a glue layer.
Further preferably, a plurality of water permeable holes are formed in the central tube, a gap is formed between the pure water diversion layer and the first reverse osmosis membrane layer, and the gap is opposite to the water permeable holes.
Further preferably, the residual chlorine removal layer is a carbon fiber layer.
Further preferably, the center tube is made of an ABS material.
Further preferably, the pure water diversion layer is made of a PET material.
A filter element comprises the composite reverse osmosis membrane structure capable of removing residual chlorine.
Compared with the prior art, the composite reverse osmosis membrane structure capable of removing residual chlorine and the filter element have the advantages that raw water flows in from one end of the flow channel formed between the residual chlorine removing layer and the first reverse osmosis membrane layer, the raw water is in contact with the residual chlorine removing layer, and oxidizing substances such as residual chlorine in the raw water can be removed by the residual chlorine removing layer; the raw water after residual chlorine removal forms waste water and pure water on two sides of a first reverse osmosis membrane layer through osmosis, the pure water is located between the first reverse osmosis membrane layer and a pure water diversion layer, the pure water diversion layer diverts the pure water to the central pipe, and the pure water flows out from the central pipe; concentrated water flows out from the other end of the flow channel formed between the residual chlorine removal layer and the first reverse osmosis membrane layer; simple structure, and need not additionally increase the active carbon filter core that is used for removing the chlorine residue at the front end of intaking, reduced the cost that the user changed the filter core, be favorable to the miniaturized design of water purification class household electrical appliances simultaneously. The composite reverse osmosis membrane structure and the filter element capable of removing residual chlorine have the characteristics of residual chlorine removing function, simple structure and low cost.
For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
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 implementations consistent with certain aspects of the present disclosure.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
The composite reverse osmosis membrane structure capable of removing residual chlorine of the utility model is shown in figures 1-2 and comprises a residual chlorine removing layer 1, a first reverse osmosis membrane layer 2, a pure water diversion layer 3 and a central pipe 4. The pure water diversion layer 3 is permeable to water, and the central tube 4 is connected with one end of the pure water diversion layer 3; remove chlorine residue layer 1 first reverse osmosis membrane layer 2 with pure water conservancy diversion layer 3 stacks gradually and forms reverse osmosis membrane unit 10, reverse osmosis membrane unit 10 is in around rolling up on center tube 4.
By adopting the structure, raw water flows in from one end of a flow channel formed between the residual chlorine removal layer 1 and the first reverse osmosis membrane layer 2, the raw water is contacted with the residual chlorine removal layer 1, and oxidizing substances such as residual chlorine in the raw water can be removed by the residual chlorine removal layer 1; the raw water after residual chlorine removal forms waste water and pure water on two sides of the first reverse osmosis membrane layer 2 through osmosis, the pure water is located between the first reverse osmosis membrane layer 2 and the pure water diversion layer 3, the pure water diversion layer 3 conducts the pure water to the central pipe 4, and the pure water flows out from the central pipe 4; the concentrated water flows out from the other end of the flow channel formed between the residual chlorine removal layer 1 and the first reverse osmosis membrane layer 2; simple structure, and need not additionally increase the active carbon filter core that is used for removing the chlorine residue at the front end of intaking, reduced the cost that the user changed the filter core, be favorable to the miniaturized design of water purification class household electrical appliances simultaneously.
Preferably, the reverse osmosis unit 10 further includes a second reverse osmosis membrane layer 5, and the second reverse osmosis membrane layer 5 is disposed on a side of the pure water diversion layer 3 away from the first reverse osmosis membrane layer 2. In the above-mentioned structure, it is provided with respectively to remove chlorine residue layer 1 both sides first reverse osmosis rete 2 with second reverse osmosis rete 5, the raw water can be followed remove chlorine residue layer 1 with the runner one end that forms between first reverse osmosis rete 2 flows in, also can follow simultaneously remove chlorine residue layer 1 with the runner one end that forms between second reverse osmosis rete 5 flows in, except that chlorine residue layer 1 both sides simultaneously with the raw water contact, but furthest utilizes remove chlorine residue layer 1's the chlorine residue function that removes.
Preferably, the composite reverse osmosis membrane structure capable of removing residual chlorine comprises a plurality of layers of the reverse osmosis membrane units 10, and the plurality of layers of the reverse osmosis membrane units 10 are sequentially stacked. In the above configuration, the number of stacked reverse osmosis membrane units 10 may be set as necessary.
Preferably, in two adjacent layers of reverse osmosis membrane units 10, the pure water diversion layer 3 of one layer of reverse osmosis membrane unit 10, which is far away from the first reverse osmosis membrane layer 2, is adjacent to the pure water diversion layer 3 of the other layer of reverse osmosis membrane unit 10. In the above structure, the other reverse osmosis membrane unit 10 may be the residual chlorine removal layer 1 or the second permeate membrane layer 5 on the side away from the pure water diversion layer 3.
Preferably, a gap is arranged between the pure water diversion layer 3 and the first reverse osmosis membrane layer 2, and the gap is opposite to the position of the water permeable hole 41. In the above structure, the pure water diversion layer 3 is permeable to water; pure water to be led out from two sides of the pure water diversion layer 3 can penetrate through the pure water diversion layer 3 and then enter the central pipe 4 from the water permeable holes 41 between the pure water diversion layer 3 and the first reverse osmosis membrane layer 2.
Preferably, edges of the first reverse osmosis membrane layer 2, the pure water diversion layer 3 and the second reverse osmosis membrane layer 5 are bonded to each other by a glue layer. In the above structure, the glue layer is disposed between the first reverse osmosis membrane layer 2 and the pure water diversion layer 3, and is also disposed between the pure water diversion layer 3 and the second reverse osmosis membrane layer 5, so as to adhere the edges of the first reverse osmosis membrane layer 2, the pure water diversion layer 3 and the second reverse osmosis membrane layer 5 together.
Preferably, the residual chlorine removal layer 1 is a carbon fiber layer. The residual chlorine removing layer 1 can adopt carbon fiber woven cloth, so that the carbon fiber woven cloth is convenient to wind; the chlorine residual removing layer 1 can also be provided with common activated carbon fiber between two layers of filter cloth, and a long pocket for containing the common activated carbon fiber is formed by connecting the edges of the two layers of filter cloth. It should be noted that the residual chlorine removal layer can also be other materials which can remove residual chlorine in the water body in the prior art.
Preferably, the pure water diversion layer 3 is made of a PET material. The PET material is permeable to water, has good heat resistance, chemical resistance and toughness, and meets the requirement of sanitary safety; meanwhile, the price is low, and the manufacturing cost can be reduced.
Preferably, the central tube 4 is made of ABS material. The ABS material is not affected by water, inorganic salt, alkali and various acids, and meets the requirement of sanitation and safety.
A filter element comprises the composite reverse osmosis membrane structure capable of removing residual chlorine.
Preferably, the outermost layer of the filter element is provided with a protective film. Through setting up the protection film can guarantee the filter core keeps clean and sanitary in the transportation, is convenient for deposit simultaneously.
Compared with the prior art, the composite reverse osmosis membrane structure capable of removing residual chlorine and the filter element have the advantages that raw water flows in from one end of the flow channel formed between the residual chlorine removing layer and the first reverse osmosis membrane layer, the raw water is in contact with the residual chlorine removing layer, and oxidizing substances such as residual chlorine in the raw water can be removed by the residual chlorine removing layer; the raw water after residual chlorine removal forms waste water and pure water on two sides of a first reverse osmosis membrane layer through osmosis, the pure water is located between the first reverse osmosis membrane layer and a pure water diversion layer, the pure water diversion layer diverts the pure water to the central pipe, and the pure water flows out from the central pipe; concentrated water flows out from the other end of the flow channel formed between the residual chlorine removal layer and the first reverse osmosis membrane layer; simple structure, and need not additionally increase the active carbon filter core that is used for removing the chlorine residue at the front end of intaking, reduced the cost that the user changed the filter core, be favorable to the miniaturized design of water purification class household electrical appliances simultaneously. The composite reverse osmosis membrane structure and the filter element capable of removing residual chlorine have the characteristics of residual chlorine removing function, simple structure and low cost.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. A composite reverse osmosis membrane structure capable of removing residual chlorine is characterized by comprising:
removing the residual chlorine layer;
a first reverse osmosis membrane layer;
a pure water diversion layer;
the central pipe is connected with one end of the pure water diversion layer;
the residual chlorine removing layer, the first reverse osmosis membrane layer and the pure water diversion layer are sequentially stacked to form a reverse osmosis membrane unit, and the reverse osmosis membrane unit is wound on the central pipe.
2. The composite reverse osmosis membrane structure capable of removing residual chlorine according to claim 1, which is characterized in that: the reverse osmosis unit also comprises a second reverse osmosis membrane layer, and the second reverse osmosis membrane layer is arranged on one side of the pure water diversion layer far away from the first reverse osmosis membrane layer.
3. The structure of a composite reverse osmosis membrane capable of removing residual chlorine according to claim 1 or 2, characterized in that: the composite reverse osmosis membrane structure capable of removing residual chlorine comprises a plurality of layers of reverse osmosis membrane units, which are sequentially stacked.
4. The composite reverse osmosis membrane structure capable of removing residual chlorine according to claim 3, wherein: in two adjacent layers of the reverse osmosis membrane units, the pure water diversion layer of one layer of the reverse osmosis membrane unit is adjacent to the side, away from the first reverse osmosis membrane layer, of the other layer of the reverse osmosis membrane unit.
5. The composite reverse osmosis membrane structure capable of removing residual chlorine according to claim 2, which is characterized in that: the edges of the first reverse osmosis membrane layer, the pure water diversion layer and the second reverse osmosis membrane layer are bonded with each other through glue layers.
6. The composite reverse osmosis membrane structure capable of removing residual chlorine according to claim 3, wherein: a plurality of water permeable holes are formed in the central pipe; and a gap is formed between the pure water diversion layer and the first reverse osmosis membrane layer, and the gap is opposite to the positions of the water permeable holes.
7. The composite reverse osmosis membrane structure capable of removing residual chlorine according to any one of claims 4 to 6, wherein: the residual chlorine removing layer is a carbon fiber layer.
8. The composite reverse osmosis membrane structure capable of removing residual chlorine according to any one of claims 4 to 6, wherein: the central tube is made of ABS materials.
9. The composite reverse osmosis membrane structure capable of removing residual chlorine according to any one of claims 4 to 6, wherein: the pure water diversion layer is made of PET materials.
10. A filter element comprising the composite reverse osmosis membrane structure capable of removing residual chlorine according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122326461.6U CN216024140U (en) | 2021-09-24 | 2021-09-24 | Composite reverse osmosis membrane structure capable of removing residual chlorine and filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122326461.6U CN216024140U (en) | 2021-09-24 | 2021-09-24 | Composite reverse osmosis membrane structure capable of removing residual chlorine and filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216024140U true CN216024140U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122326461.6U Active CN216024140U (en) | 2021-09-24 | 2021-09-24 | Composite reverse osmosis membrane structure capable of removing residual chlorine and filter element |
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| CN (1) | CN216024140U (en) |
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- 2021-09-24 CN CN202122326461.6U patent/CN216024140U/en active Active
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