CN208493826U - A kind of reverse osmosis membrane - Google Patents
A kind of reverse osmosis membrane Download PDFInfo
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- CN208493826U CN208493826U CN201820379284.3U CN201820379284U CN208493826U CN 208493826 U CN208493826 U CN 208493826U CN 201820379284 U CN201820379284 U CN 201820379284U CN 208493826 U CN208493826 U CN 208493826U
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- diaphragm
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- adhesive tape
- film surface
- outer layer
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Abstract
The utility model discloses a kind of reverse osmosis membranes, outer layer is wound including adhesive tape, central tube and membrane layer, one end of the adhesive tape winding outer layer is equipped with water inlet, the center of the adhesive tape winding outer layer is equipped with central tube, one end of the central tube is equipped with pure water outlet, the adhesive tape winding outer layer is internally connected with the first film surface, membrane layer is connected between first film surface and the second film surface, the membrane layer includes the diaphragm support layer being mounted on membrane layer, primary diaphragm, secondary diaphragm and third diaphragm, raw water flow-guiding screen is connected on the inside of second film surface.The utility model passes through the membrane layer rolled by staggeredly collocation forms between primary diaphragm, secondary diaphragm and third diaphragm, it is rolled using different membrane layer collocation, different flows can be reached in fixed sized products, to expand the scope of application of reverse osmosis membrane, and it is mutually indepedent between diaphragm, the membrane layer wherein damaged is conveniently replaceable without influencing other normal uses.
Description
Technical field
The utility model relates to reverse osmosis technology field, specially a kind of reverse osmosis membrane.
Background technique
Reverse osmosis technology principle be under the action of being higher than solution osmotic pressure, according to other substances cannot through semi-permeable membrane and
These substances and water are separated, the membrane aperture of reverse osmosis membrane is very small, therefore the dissolving salt that can be effectively removed in water
Class, colloid, microorganism, organic matter etc., reverse osmosis membrane are to realize reverse osmosis core element, are a kind of simulation biological semi-permeable film systems
At artificial semi-permeable membrane with certain characteristics, be generally made of high molecular material, such as cellulose acetate film, aromatic polyhydrazide
Film, aromatic polyamide film, the diameter of surface micropore is generally between 0.5~10nm, the size of permeability and the change of film itself
It is related to learn structure, but there is conventional is exactly only to roll using a kind of diaphragm to existing reverse osmosis membrane, fixed-size product
Flow is exactly fixation, to cause its use scope smaller.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of reverse osmosis membrane.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of reverse osmosis membrane of the utility model, including adhesive tape winding outer layer, central tube and membrane layer, the adhesive tape winding are outer
One end of layer is equipped with water inlet, and the center of the adhesive tape winding outer layer is equipped with central tube, and one end of the central tube is equipped with
Pure water outlet, adhesive tape winding outer layer are internally connected with the first film surface, first film surface and the second film surface it
Between be connected with membrane layer, the membrane layer includes the diaphragm support layer being mounted on membrane layer, primary diaphragm, secondary diaphragm and
Three diaphragms are connected with raw water flow-guiding screen on the inside of second film surface, between the adhesive tape winding outer layer and the first film surface
It is formed with product aquaporin, is formed with concentrated water channel between second film surface and central tube.
Preferably, it is cross-linked between the primary diaphragm, secondary diaphragm and third diaphragm, the primary diaphragm and second
It is detachably bonded between diaphragm and by diaphragm bonding agent between secondary diaphragm and third diaphragm.
Preferably, the adhesive tape winding outer layer is equipped on one end of water inlet and is arranged with raw water sealing ring.
Preferably, the central tube is equipped on one end of pure water outlet and is equipped with cutoff collar.
The utility model beneficial effect achieved is: this kind of reverse osmosis membrane, structure is simple, easy to use, by rolling
Membrane layer by staggeredly collocation forms between primary diaphragm, secondary diaphragm and third diaphragm, arranged in pairs or groups volume using different membrane layer
System, so that it may reach different flows in fixed sized products, to expand the scope of application of reverse osmosis membrane, solve often
Rule are exactly only to be rolled using a kind of diaphragm, and fixed-size product flow is exactly fixed problem；And primary diaphragm and
It is detachably bonded between two diaphragms and by diaphragm bonding agent between secondary diaphragm and third diaphragm, between membrane layer mutually
It is independent, the membrane layer wherein damaged is conveniently replaceable without influencing other normal uses.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structure sectional view of the utility model；
Fig. 3 is the diaphragm schematic diagram of a layer structure of the utility model.
In figure: 1- adhesive tape winds outer layer, 2- water inlet, 3- pure water outlet, 4- central tube, the first film surface of 5-, 6- second
Film surface, 7- membrane layer, 71- diaphragm support layer, 72- diaphragm bonding agent, 73- primary diaphragm, 74- secondary diaphragm, 75- third
Diaphragm, 8- raw water flow-guiding screen, 9- cutoff collar, 10- raw water sealing ring, 11- product aquaporin, 12- concentrated water channel.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment
As shown in Figure 1-3, a kind of reverse osmosis membrane, including adhesive tape winding outer layer 1, central tube 4 and membrane layer 7, the adhesive tape
The one end for winding outer layer 1 is equipped with water inlet 2, and the center of the adhesive tape winding outer layer 1 is equipped with central tube 4, the central tube 4
One end be equipped with pure water outlet 3, adhesive tape winding outer layer 1 is internally connected with the first film surface 5, first film surface 5
And second be connected with membrane layer 7 between film surface 6, the membrane layer 7 include the diaphragm support layer 71 being mounted on membrane layer 7,
Primary diaphragm 73, secondary diaphragm 74 and third diaphragm 75, the inside of second film surface 6 are connected with raw water flow-guiding screen 8, institute
State and be formed with product aquaporin 11 between adhesive tape winding outer layer 1 and the first film surface 5, second film surface 6 and central tube 4 it
Between be formed with concentrated water channel 12, the membrane layer 7 rolled by between primary diaphragm 73, secondary diaphragm 74 and third diaphragm 75 staggeredly take
With composition, rolled using the different collocation of membrane layer 7, so that it may reach different flows in fixed sized products, to expand
The big scope of application of reverse osmosis membrane, is cross-linked, institute between the primary diaphragm 73, secondary diaphragm 74 and third diaphragm 75
State between primary diaphragm 73 and secondary diaphragm 74 and pass through between secondary diaphragm 74 and third diaphragm 75 diaphragm bonding agent 72
Detachable bonding, it is mutually indepedent between membrane layer 7, it is conveniently replaceable the membrane layer 7 wherein damaged without influencing other normal uses,
Adhesive tape winding outer layer 1 is equipped on one end of water inlet 2 and is arranged with raw water sealing ring 10, prevent raw water leak influence it is reverse osmosis
The use of film, the central tube 4 are equipped on one end of pure water outlet 3 and are equipped with cutoff collar 9, avoid the pure water separated by water
Contacting in discharge with concentrated water influences pure water quality.
Working principle: this kind of reverse osmosis membrane, raw water are entered by water inlet 2, and are connect by raw water flow-guiding screen 8 with membrane layer 7
Touching carries out water separation, enters in product aquaporin 11 by the isolated product water of membrane layer 7, then by connecting with product aquaporin 11
Pure water outlet 3 be discharged, the membrane layer 7 rolled by between primary diaphragm 73, secondary diaphragm 74 and third diaphragm 75 staggeredly arrange in pairs or groups
Composition is rolled, so that it may reach different flows in fixed sized products, to expand using the different collocation of membrane layer 7
The scope of application of reverse osmosis membrane.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of reverse osmosis membrane, including adhesive tape winding outer layer (1), central tube (4) and membrane layer (7), it is characterised in that: the glue
One end with winding outer layer (1) is equipped with water inlet (2), and the center of adhesive tape winding outer layer (1) is equipped with central tube (4),
One end of the central tube (4) is equipped with pure water outlet (3), and adhesive tape winding outer layer (1) is internally connected with the first film surface
(5), it is connected with membrane layer (7) between first film surface (5) and the second film surface (6), the membrane layer (7) includes installation
Diaphragm support layer (71), primary diaphragm (73), secondary diaphragm (74) and third diaphragm (75) on membrane layer (7), described
It is connected on the inside of two film surfaces (6) raw water flow-guiding screen (8), shape between adhesive tape winding outer layer (1) and the first film surface (5)
At having product aquaporin (11), concentrated water channel (12) are formed between second film surface (6) and central tube (4).
2. a kind of reverse osmosis membrane according to claim 1, it is characterised in that: the primary diaphragm (73), secondary diaphragm
(74) it is cross-linked between third diaphragm (75), between the primary diaphragm (73) and secondary diaphragm (74) and the second film
It is detachably bonded between piece (74) and third diaphragm (75) by diaphragm bonding agent (72).
3. a kind of reverse osmosis membrane according to claim 1, it is characterised in that: adhesive tape winding outer layer (1) is equipped with water inlet
Raw water sealing ring (10) are arranged on one end of mouth (2).
4. a kind of reverse osmosis membrane according to claim 1, it is characterised in that: the central tube (4) is equipped with pure water outlet (3)
One end on cutoff collar (9) are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820379284.3U CN208493826U (en) | 2018-03-20 | 2018-03-20 | A kind of reverse osmosis membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820379284.3U CN208493826U (en) | 2018-03-20 | 2018-03-20 | A kind of reverse osmosis membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208493826U true CN208493826U (en) | 2019-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820379284.3U Active CN208493826U (en) | 2018-03-20 | 2018-03-20 | A kind of reverse osmosis membrane |
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| CN (1) | CN208493826U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357215A (en) * | 2019-08-22 | 2019-10-22 | 吴红平 | Parallel double water quality membrane components and its processing method |
| WO2021190001A1 (en) * | 2020-03-21 | 2021-09-30 | 佛山市顺德区美的饮水机制造有限公司 | Reverse osmosis membrane element and preparation method therefor, and filter cartridge |
-
2018
- 2018-03-20 CN CN201820379284.3U patent/CN208493826U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357215A (en) * | 2019-08-22 | 2019-10-22 | 吴红平 | Parallel double water quality membrane components and its processing method |
| CN110357215B (en) * | 2019-08-22 | 2023-05-26 | 吴红平 | Parallel double-water-quality membrane element and processing method thereof |
| WO2021190001A1 (en) * | 2020-03-21 | 2021-09-30 | 佛山市顺德区美的饮水机制造有限公司 | Reverse osmosis membrane element and preparation method therefor, and filter cartridge |
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