CN215463306U - Vertical linear type water inlet flow channel structure reverse osmosis membrane element - Google Patents
Vertical linear type water inlet flow channel structure reverse osmosis membrane element Download PDFInfo
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- CN215463306U CN215463306U CN202120753367.6U CN202120753367U CN215463306U CN 215463306 U CN215463306 U CN 215463306U CN 202120753367 U CN202120753367 U CN 202120753367U CN 215463306 U CN215463306 U CN 215463306U
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Abstract
The utility model provides a vertical linear type reverse osmosis membrane element with a water inlet flow channel structure, which comprises a central water production pipe and a membrane assembly wound on the central water production pipe, wherein a water collecting hole is formed in the pipe wall of the central water production pipe, the membrane assembly comprises a reverse osmosis membrane, an improved water inlet flow guide net, a pure water flow guide net and an adhesive layer, the improved water inlet flow guide net is provided with a flow guide groove, the flow guide groove is linear and parallel to the water inlet direction, the outer surface of the reverse osmosis membrane is bonded with the pure water flow guide net through the adhesive layer, sealing strips are arranged between the two sides of the improved water inlet flow guide net parallel to the water inlet direction and the reverse osmosis membrane, and one end of each sealing strip, close to the central water production pipe, is provided with an opening. According to the utility model, the improved water inlet flow guide net is arranged, so that the turbulence effect on the surface of the membrane is enhanced, the concentration polarization phenomenon on the water inlet side is weakened, the scaling tendency is reduced, and the water outlet quality is improved.
Description
Technical Field
The utility model belongs to the technical field of water purification and filtration, and particularly relates to a reverse osmosis membrane element with a vertical linear type water inlet flow channel structure.
Background
The reverse osmosis membrane is an artificial semipermeable membrane with certain characteristics and is made by simulating a biological semipermeable membrane, and is a core component of a reverse osmosis technology. The principle of reverse osmosis is that under the action of the osmotic pressure higher than that of the solution, other substances are separated from water according to the characteristic that the substances cannot permeate through a semipermeable membrane.
The reverse osmosis membrane element in the prior art stacks the reverse osmosis membrane, the water inlet separation net and the pure water diversion net in sequence, and each layer of material is bonded on the central water production pipe by using an adhesive, so that raw water to be treated flows through the water inlet flow channel formed by folding the reverse osmosis membrane and the water inlet separation net, and the pure water which can permeate the reverse osmosis membrane is drained into the central water production pipe through the pure water diversion net.
The water inlet separation net in the roll type reverse osmosis element with the structure is formed by interweaving solid plastic wires, is usually in a rhombic mesh structure, has disorderly water flow direction and low flow speed under actual working conditions, is easy to generate concentration polarization phenomenon, and easily deposits impurities and microorganisms in water to aggravate the tendency of scaling of concentrated water, thereby influencing the water outlet quality.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the reverse osmosis membrane element with the vertical linear water inlet flow channel structure, which accelerates the flow rate of inlet water, weakens the concentration polarization phenomenon of the water inlet side, reduces the scaling tendency and improves the quality of outlet water.
In order to achieve the purpose, the utility model adopts the following technical scheme: a reverse osmosis membrane element of a vertical linear type water inlet flow channel structure comprises a central water production pipe and a membrane assembly wound on the central water production pipe, wherein a water collecting hole is formed in the pipe wall of the central water production pipe;
wherein, the membrane module includes reverse osmosis membrane piece, improved generation water inlet diversion net, pure water diversion net and adhesive layer, the reverse osmosis membrane piece is folding, forms the runner of intaking between the internal surface of the reverse osmosis membrane piece after folding, forms the water production runner between the adjacent surface, the improved generation water inlet diversion net is located the runner of intaking, pure water diversion net is located the water production runner, the improved generation water inlet diversion net is equipped with the guiding gutter, the guiding gutter is the linear type, and the direction is parallel with the direction of intaking, the surface of reverse osmosis membrane piece and pure water diversion net bond through the adhesive layer, the improved generation water inlet diversion net with intake between the parallel both sides of flow direction and the reverse osmosis membrane piece be equipped with the sealing strip, the one end that is close to central water production pipe of sealing strip is equipped with the opening.
Compared with the prior art, the utility model has the beneficial effects that: the improved water inlet flow guide net is arranged, so that the water inlet flow speed is accelerated, the concentration polarization phenomenon of the water inlet side is weakened, the scaling trend is reduced, and the water outlet quality is improved.
On the basis of the technical scheme, the utility model can also adopt the following improvements:
furthermore, the guiding gutters are uniformly distributed.
Furthermore, the improved water inlet flow guide net is formed by weaving a plurality of strands of superfine fiber bundles, and irregular porous gaps are formed on the surfaces of the superfine fiber bundles.
Further, gaps are formed among the multiple superfine fiber bundles.
Further, the adhesive layer comprises an adhesive, the adhesive is arranged on the edges of three sides of the outer surface of the reverse osmosis membrane except the side close to the central water production pipe, and the outer surface of the reverse osmosis membrane is bonded with the pure water diversion net to form the adhesive layer.
Further, the reverse osmosis membrane element of the vertical linear type water inlet flow channel structure further comprises a protective adhesive tape, the protective adhesive tape is arranged on the outermost layer of the membrane assembly, and the protective adhesive tape is provided with a plurality of hollow holes.
Furthermore, the central water producing pipe is of a one-way or two-way structure.
The beneficial effect of adopting above-mentioned technical scheme is:
1. the improved water inlet diversion net woven by multiple superfine fiber bundles enables the diversion trench to be more compact, thereby bringing a smoother surface and being difficult to form scaling points.
2. The improved water inlet flow guide net is formed by weaving a plurality of strands of superfine fiber bundles, forms a flow guide groove with fixed height and width, can effectively control the water flow flowing into the flow guide groove, and plays a role in flow control.
3. The porous gaps on the surfaces of the superfine fiber bundles and the gaps among the superfine fiber bundles can generate turbulent flow effect on water flow, and the concentration polarization phenomenon on the water inlet side is weakened, so that the filtering effect of the reverse osmosis membrane is improved.
4. An adhesive layer is formed, and the sealing performance is improved.
5. The protective adhesive tape arranged on the outermost layer of the membrane component can play a role in fixing and protecting, and meanwhile, water inflow is not influenced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an improved water inlet diversion net of the present invention;
FIG. 3 is a schematic view of a folded structure of a reverse osmosis membrane of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the water purifier comprises a central water production pipe, 2, a reverse osmosis membrane, 3, an improved water inlet diversion net, 4, a pure water diversion net, 5 and a sealing strip.
Detailed Description
The present invention is further described in detail below with reference to specific examples so that those skilled in the art can more clearly understand the present invention.
As shown in fig. 1-3, a vertical linear type water inlet flow channel structure reverse osmosis membrane element comprises a central water production pipe 1 and a membrane module wound on the central water production pipe 1, wherein a water collecting hole is formed in the pipe wall of the central water production pipe 1;
wherein, the membrane module includes reverse osmosis membrane piece 2, improved generation water inflow water conservancy diversion net 3, pure water conservancy diversion net 4 and adhesive layer, reverse osmosis membrane piece 2 is folding, forms the water inlet flow channel between the internal surface of the reverse osmosis membrane piece 2 after folding, forms the water production runner between the adjacent surface, improved generation water inflow water conservancy diversion net 3 is located the water inlet flow channel, pure water conservancy diversion net 4 is located the water production runner, improved generation water inflow water conservancy diversion net 3 is equipped with the guiding gutter, the guiding gutter is the linear type, and the direction is parallel with the direction of intaking, reverse osmosis membrane piece 2's surface and pure water conservancy diversion net 4 bond through the adhesive layer, improved generation water inflow water conservancy diversion net 3 and intake flow direction parallel both sides and reverse osmosis membrane piece 2 between be equipped with sealing strip 5, the one end that is close to central water production pipe 1 of sealing strip 5 is equipped with the opening.
Through setting up the improved generation water conservancy diversion net, formed the rivers passageway for the velocity of water to weaken the concentration polarization phenomenon of intaking the side, impurity and microorganism are difficult to deposit, reduce the scale deposit trend, thereby promote water quality.
In a preferred technical scheme, the guiding gutters are uniformly distributed, so that flowing water in each gutter is uniformly distributed, and the flowing water stability is improved.
In a preferred technical scheme, the improved water inlet flow guide net 3 is formed by weaving a plurality of superfine fiber bundles, so that the flow guide groove is more compact, a smoother surface is brought, the flow guide groove with fixed height and width is formed, scaling points are not easily formed, water flow flowing into the flow guide groove can be effectively controlled, and a flow control effect is achieved. The surface of the superfine fiber bundle is provided with irregular porous gaps, and the irregular porous gaps can generate turbulent flow effect on water flow, so that the filtering effect of the reverse osmosis membrane is improved.
In the above preferred technical scheme, there is a more preferred specific implementation manner, and in the specific implementation manner, gaps are formed among the multiple strands of superfine fiber bundles, and the gaps can generate a turbulent flow effect on water flow, so that the concentration polarization phenomenon on the water inlet side is further weakened, and the filtering effect of the reverse osmosis membrane is improved.
In a preferred technical scheme, the adhesive layer comprises an adhesive, the adhesive is arranged on the edges of three sides of the outer surface of the reverse osmosis membrane except the side close to the central water production pipe, the outer surface of the reverse osmosis membrane is bonded with the pure water diversion net to form the adhesive layer, and the sealing performance is improved.
In a preferred technical scheme, the reverse osmosis membrane element of the vertical linear type water inlet flow channel structure further comprises a protective adhesive tape, and the protective adhesive tape is arranged on the outermost layer of the membrane module and plays a role in fixing and protecting.
In a preferable technical scheme, the central water production pipe 1 is of a one-way or two-way structure.
The working principle is as follows: the inlet water enters the membrane module from the vertical direction of the reverse osmosis membrane element, the inlet water flows towards the central water production pipe 1 along the improved water inlet diversion net 3, one part of water flows out from the openings at the inner sides of the two ends of the reverse osmosis membrane element, the other part of water enters the water production flow channel through the reverse osmosis membrane 2 and flows into the central water production pipe 1 along the pure water diversion net 4 to be discharged.
The mechanisms, components and parts of the present invention which are not described in detail are all the existing structures which exist in the prior art. Can be purchased directly from the market.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A vertical linear type water inlet flow channel structure reverse osmosis membrane element is characterized by comprising a central water production pipe (1) and a membrane assembly wound on the central water production pipe (1), wherein a water collecting hole is formed in the pipe wall of the central water production pipe (1);
wherein the membrane component comprises a reverse osmosis membrane (2), an improved water inlet diversion net (3), a pure water diversion net (4) and an adhesive layer, the reverse osmosis membrane (2) is folded, a water inlet flow passage is formed between the inner surfaces of the folded reverse osmosis membrane (2), a water production flow passage is formed between the adjacent outer surfaces, the improved water inlet diversion net (3) is positioned in the water inlet flow passage, the pure water diversion net (4) is positioned in the water production flow passage, the improved water inlet diversion net (3) is provided with a diversion trench which is linear and parallel to the water inlet direction, the outer surface of the reverse osmosis membrane (2) is bonded with the pure water diversion net (4) through an adhesive layer, a sealing strip (5) is arranged between the reverse osmosis membrane (2) and the two sides of the improved water inlet diversion net (3) parallel to the flow direction of inlet water, an opening is formed in one end, close to the central water production pipe (1), of the sealing strip (5).
2. The reverse osmosis membrane element with the vertical linear water inlet flow channel structure as claimed in claim 1, wherein the flow guide grooves are uniformly distributed.
3. The reverse osmosis membrane element with the vertical linear type water inlet flow channel structure is characterized in that the improved water inlet flow guide net (3) is formed by weaving a plurality of superfine fiber bundles, and the surfaces of the superfine fiber bundles are provided with irregular porous gaps.
4. The reverse osmosis membrane element with the vertical linear water inlet flow channel structure as claimed in claim 3, wherein the plurality of bundles of the ultrafine fibers are provided with gaps therebetween.
5. The reverse osmosis membrane element with the vertical linear water inlet flow channel structure is characterized in that the adhesive layer comprises an adhesive, the adhesive is arranged on the edges of three sides of the outer surface of the reverse osmosis membrane (2) except the side close to the central water production pipe (1), and the outer surface of the reverse osmosis membrane (2) is bonded with the pure water diversion net (4) to form the adhesive layer.
6. The reverse osmosis membrane element with the vertical linear water inlet flow channel structure as claimed in claim 1, further comprising a protective tape fixed on the outermost layer of the membrane module, wherein the protective tape is provided with a plurality of hollowed-out holes.
7. The reverse osmosis membrane element with the vertical linear water inlet flow channel structure is characterized in that the central water production pipe (1) is of a one-way or two-way structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120753367.6U CN215463306U (en) | 2021-04-13 | 2021-04-13 | Vertical linear type water inlet flow channel structure reverse osmosis membrane element |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120753367.6U CN215463306U (en) | 2021-04-13 | 2021-04-13 | Vertical linear type water inlet flow channel structure reverse osmosis membrane element |
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| CN215463306U true CN215463306U (en) | 2022-01-11 |
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| CN202120753367.6U Active CN215463306U (en) | 2021-04-13 | 2021-04-13 | Vertical linear type water inlet flow channel structure reverse osmosis membrane element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253692A (en) * | 2022-06-22 | 2022-11-01 | 沃顿科技股份有限公司 | Membrane element, production method of membrane element and roll-type membrane module |
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2021
- 2021-04-13 CN CN202120753367.6U patent/CN215463306U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115253692A (en) * | 2022-06-22 | 2022-11-01 | 沃顿科技股份有限公司 | Membrane element, production method of membrane element and roll-type membrane module |
| CN115253692B (en) * | 2022-06-22 | 2023-12-01 | 沃顿科技股份有限公司 | Membrane element, production method of membrane element and rolled membrane assembly |
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