CN213913181U - Roll type membrane element for water purification and filter device - Google Patents
Roll type membrane element for water purification and filter device Download PDFInfo
- Publication number
- CN213913181U CN213913181U CN202022401501.4U CN202022401501U CN213913181U CN 213913181 U CN213913181 U CN 213913181U CN 202022401501 U CN202022401501 U CN 202022401501U CN 213913181 U CN213913181 U CN 213913181U
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- China
- Prior art keywords
- raw water
- pure water
- membrane
- diversion net
- center tube
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 171
- 239000012528 membrane Substances 0.000 title claims abstract description 83
- 238000000746 purification Methods 0.000 title claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 230000008676 import Effects 0.000 claims abstract description 5
- 238000010030 laminating Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000004806 packaging method and process Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to a water purification is with a formula of book film element and filter equipment, a formula of book film element includes the center tube, center tube one end is sealed and other one end is equipped with the pure water export, be equipped with central sleeve pipe in the center tube, center sleeve pipe one end is sealed and other one end is equipped with the raw water import, the laminating department of the outer wall of central sheathed tube and the inner wall laminating of center tube is equipped with a plurality of former water flow opening, be equipped with a plurality of pure water flow opening on the center tube lateral wall, it has raw water diversion net to bond on the center tube outer wall, filter the diaphragm, pure water diversion net, filter the diaphragm, raw water diversion net, filter the diaphragm, pure water diversion net, filter the diaphragm is around establishing on the center tube at the interval in proper order, raw water diversion net, filter the diaphragm, pure water diversion net. The filtering device comprises a membrane shell and a roll-type membrane component arranged inside the membrane shell. The utility model discloses the raw water runner has effectively been prolonged to membrane element water recovery rate has been improved.
Description
Technical Field
The utility model relates to a technical field of water purification unit accessory especially relates to a formula of book film element and filter equipment are used in water purification.
Background
The spiral-wound membrane element is widely applied to the membrane application market by the advantages of compact structure, large effective membrane area in unit volume, relatively simple manufacturing process, convenient use and operation and the like. The roll-type membrane element is generally formed by winding a water purification membrane group formed by superposing materials such as a water inlet flow guide net, a flat membrane, a water production flow guide net, a resin adhesive and the like in a certain mode on a central water production pipe, and wrapping and sealing the outer surface of the water purification membrane group by using materials such as an outer adhesive tape or glass fiber reinforced plastics and the like.
At present, in the known roll-type reverse osmosis or nanofiltration membrane element, raw water flows into a water inlet channel from one end of the element in the operation process, pure water obtained by filtration flows into a central pipe along a pure water guide net, and the remaining concentrated water flows out from the other end of the element. The water inlet direction and the concentrated water discharge direction of the spiral-wound membrane element are consistent, the cross-sectional area of a flow channel is constant, the flow process is short, and the water yield of a single membrane element is low and is usually not higher than 15%.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a roll type membrane element and a filter device for water purification.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
the utility model provides a roll-type membrane element for water purification, includes the center tube, center tube one end seals and other one end is equipped with the pure water export, be equipped with central sleeve pipe in the center tube, center sleeve pipe one end seals and other one end is equipped with the raw water import, the blind end of center sheathed tube raw water import one end wearing out the center tube, laminate between the inner wall of center sheathed tube outer wall and center tube, central sheathed tube laminating department are equipped with a plurality of former rivers opening, be equipped with a plurality of pure rivers opening on the relative other one side of raw water circulation mouth on the center tube lateral wall, it has raw water guide net to bond in raw water circulation mouth one side on the center tube outer wall, it has pure water guide net to bond in pure water circulation mouth one side on the center tube outer wall, the bonding department of raw water guide net, pure water guide net sets up relatively, raw water guide net is equipped with one deck filtration diaphragm outward, Pure water drainage net also is equipped with the one deck filter membrane outward, raw water drainage net, filter membrane, pure water drainage net, filter membrane are in proper order the interval around establishing on the center tube, raw water drainage net, filter membrane, pure water drainage net, filter membrane are equipped with the material encapsulation layer that permeates water around establishing the outside after accomplishing, the both ends face of raw water drainage net, filter membrane, pure water drainage net, filter membrane outside the center tube is sealed through the sealing member.
The thickness of the raw water diversion net gradually becomes thinner from inside to outside along the central pipe.
The sealing element is a sealing glue layer.
The raw water diversion net and the pure water diversion net are of grid sheet structures.
The diameters of the raw water circulation port and the pure water circulation port are the same.
The raw water circulation ports and the pure water circulation ports are the same in number.
The filter device provided with the roll-type membrane element for water purification comprises a membrane shell, wherein a central tube of the roll-type membrane element, an external raw water diversion net, a filter membrane, a pure water diversion net, the filter membrane and a permeable material packaging layer are all arranged in the membrane shell, a pure water outlet of the central tube penetrates out of one side wall of the membrane shell, a raw water inlet of a central sleeve in the central tube penetrates out of the other side wall of the membrane shell, and a concentrated water outlet is formed in the membrane shell.
The utility model has the advantages that: the utility model discloses intaking from formula of book film element center, film element both ends are sealed forms raw water hoop passageway, pure water hoop passageway, and the last dense water flows from the film element outside, has effectively prolonged the raw water runner to film element water recovery rate has been improved.
Drawings
FIG. 1 is a schematic structural view of a roll-type membrane element according to the present invention;
FIG. 2 is a schematic structural view of the roll-type membrane element according to the present invention when it is unfolded;
FIG. 3 is a schematic view of a flow channel of the roll-type membrane element according to the present invention when it is deployed;
FIG. 4 is a schematic structural view of the filtering apparatus of the present invention;
in the figure: 1-a central tube; 2-a pure water outlet; 3-a central sleeve; 4-raw water inlet; 5-raw water circulation port; 6-pure water flow port; 7-raw water diversion net; 8-a pure water diversion net; 9-a filter membrane; 10-a membrane shell; 11-a concentrated water outlet;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 to 4, a roll-type membrane element for water purification, including a central tube 1, wherein one end of the central tube 1 is sealed and the other end is provided with a pure water outlet 2, a central sleeve 3 is arranged in the central tube 1, one end of the central sleeve 3 is sealed and the other end is provided with a raw water inlet 4, one end of the raw water inlet 4 of the central sleeve 3 penetrates out of the sealed end of the central tube 1, the outer wall of the central sleeve 3 is attached to the inner wall of the central tube 1, a plurality of raw water flow openings 5 are arranged at the attached positions of the central tube 1 and the central sleeve 3, a plurality of pure water flow openings 6 are arranged on the side wall of the central tube 1 at the other side opposite to the raw water flow openings 5, a raw water flow guide net 7 is bonded on one side of the raw water flow openings 5 on the outer wall of the central tube 1, a pure water flow guide net 8 is bonded on one side of the pure water flow openings 6 on the outer wall of the central tube 1, the raw water flow guide net 7, Pure water conservancy diversion net 8's the relative setting of bonding department, raw water conservancy diversion net 7 is equipped with one deck filter membrane 9 outward, pure water conservancy diversion net 8 outward also is equipped with one deck filter membrane 9, raw water conservancy diversion net 7, filter membrane 9, pure water conservancy diversion net 8, filter membrane 9 are in proper order spaced around establishing on center tube 1, raw water conservancy diversion net 7, filter membrane 9, pure water conservancy diversion net 8, filter membrane 9 are equipped with the material encapsulation layer that permeates water around establishing the back outside after accomplishing, the both ends face of raw water conservancy diversion net 7, filter membrane 9, pure water conservancy diversion net 8, filter membrane 9 outside center tube 1 passes through the sealing member sealedly.
The thickness of the raw water diversion net 7 gradually becomes thinner from inside to outside along the central tube 1, that is, the cross-sectional area of the raw water flow passage gradually becomes smaller, and the flow passage gradually becomes narrower.
The sealing element is a sealing glue layer. Both ends are sealed to form a raw water channel along the film winding direction, and concentrated water flows out from the outer side of the filter membrane 9 at the outermost side.
The raw water diversion net 7 and the pure water diversion net 8 are of grid sheet structures.
The diameters of the raw water circulation port 5 and the pure water circulation port 6 are the same.
The raw water circulation ports 5 and the pure water circulation ports 6 are the same in number.
Raw water flows in from a raw water inlet 4 at one end of the central sleeve 3, flows in the raw water flow channel through a raw water flow port 5 on the side wall of the central sleeve 3, flows out from the outer side of the filter membrane 9 through a raw water flow guide net 7, and pure water penetrates through the filter membrane 9, enters the central tube 1 from a pure water flow port 6 through a pure water flow guide net 8 and flows out from a pure water outlet 2.
The filter device provided with the roll-type membrane element for water purification comprises a membrane shell 10, wherein a central tube 1 of the roll-type membrane element, an external raw water diversion net 7, a filter membrane 9, a pure water diversion net 8, the filter membrane 9 and a water permeable material packaging layer are all arranged in the membrane shell 10, a pure water outlet 2 of the central tube 1 penetrates out of one side wall of the membrane shell 10, a raw water inlet 4 of a central sleeve 3 in the central tube 1 penetrates out of the other side wall of the membrane shell 10, and a concentrated water outlet 11 is arranged on the membrane shell 10.
The utility model discloses intaking from formula of book film element center, film element both ends are sealed forms raw water hoop passageway, pure water hoop passageway, and the last dense water flows from the film element outside, has effectively prolonged the raw water runner to film element water recovery rate has been improved. The raw water diversion net 7 is gradually narrowed from thick to thin along the flow passage direction, namely the water flow passage is gradually narrowed, so that the flow speed and the pressure of raw water are kept, concentration polarization and water flux are reduced, and the service life of the membrane is effectively prolonged.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides a roll formula film element for water purification, its characterized in that, includes center tube (1), center tube (1) one end is sealed and other one end is equipped with pure water outlet (2), be equipped with central sleeve pipe (3) in center tube (1), central sleeve pipe (3) one end is sealed and other one end is equipped with raw water import (4), the blind end of center tube (1) is worn out to raw water import (4) one end of central sleeve pipe (3), laminate between the outer wall of central sleeve pipe (3) and the inner wall of center tube (1), the laminating department of center tube (1), center tube (3) is equipped with a plurality of raw water flow opening (5), be equipped with a plurality of pure water flow opening (6) on the relative other one side of raw water flow opening (5) on the center tube (1) lateral wall, there is flow guide net (7) raw water flow opening (5) one side bonding on the outer wall of center tube (1), a pure water diversion net (8) is bonded on one side of the pure water circulation port (6) on the outer wall of the central tube (1), the bonding parts of the raw water diversion net (7) and the pure water diversion net (8) are arranged oppositely, a layer of filtering membrane (9) is arranged outside the raw water diversion net (7), a layer of filtering membrane (9) is also arranged outside the pure water diversion net (8), the raw water diversion net (7), the filtering membrane (9), the pure water diversion net (8) and the filtering membrane (9) are sequentially wound on the central pipe (1) at intervals, the outer side of the raw water diversion net (7), the filtering membrane (9), the pure water diversion net (8) and the filtering membrane (9) is provided with a permeable material packaging layer after the winding is finished, two end faces of the raw water diversion net (7), the filtering membrane (9), the pure water diversion net (8) and the filtering membrane (9) outside the central pipe (1) are sealed through sealing pieces.
2. Spiral membrane element for water purification according to claim 1, characterized in that the thickness of the raw water guiding net (7) is gradually thinner from inside to outside along the central tube (1).
3. The spiral membrane element for water purification of claim 2, wherein the sealing member is a sealant layer.
4. The spiral membrane element for water purification according to claim 3, wherein the raw water diversion net (7) and the pure water diversion net (8) are of a grid sheet structure.
5. Roll-type membrane element for water purification according to claim 4, characterized in that the diameter of the raw water flow opening (5) and the diameter of the pure water flow opening (6) are the same.
6. Roll-type membrane element for water purification according to claim 5, characterized in that the raw water flow openings (5) and the pure water flow openings (6) are of the same number.
7. A filter device provided with the roll-type membrane element for water purification according to any one of claims 1 to 6, characterized by comprising a membrane shell (10), wherein a central tube (1) of the roll-type membrane element, an external raw water diversion net (7), a filter membrane (9), a pure water diversion net (8), the filter membrane (9) and a water permeable material packaging layer are all arranged in the membrane shell (10), a pure water outlet (2) of the central tube (1) penetrates out of one side wall of the membrane shell (10), a raw water inlet (4) of a central sleeve (3) in the central tube (1) penetrates out of the other side wall of the membrane shell (10), and a concentrated water outlet (11) is arranged on the membrane shell (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401501.4U CN213913181U (en) | 2020-10-26 | 2020-10-26 | Roll type membrane element for water purification and filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401501.4U CN213913181U (en) | 2020-10-26 | 2020-10-26 | Roll type membrane element for water purification and filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213913181U true CN213913181U (en) | 2021-08-10 |
Family
ID=77224946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022401501.4U Expired - Fee Related CN213913181U (en) | 2020-10-26 | 2020-10-26 | Roll type membrane element for water purification and filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213913181U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114768538A (en) * | 2022-05-07 | 2022-07-22 | 镇江市惠灵顿膜业有限公司 | Spiral water-passing type tubular filter element with high filtering capacity |
| CN114768534A (en) * | 2022-05-07 | 2022-07-22 | 镇江市惠灵顿膜业有限公司 | RO (reverse osmosis) membrane with high rejection rate for water filter and preparation process thereof |
-
2020
- 2020-10-26 CN CN202022401501.4U patent/CN213913181U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114768538A (en) * | 2022-05-07 | 2022-07-22 | 镇江市惠灵顿膜业有限公司 | Spiral water-passing type tubular filter element with high filtering capacity |
| CN114768534A (en) * | 2022-05-07 | 2022-07-22 | 镇江市惠灵顿膜业有限公司 | RO (reverse osmosis) membrane with high rejection rate for water filter and preparation process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |