CN214764557U

CN214764557U - Reverse osmosis membrane element with transverse linear type water inlet flow channel structure

Info

Publication number: CN214764557U
Application number: CN202120752579.2U
Authority: CN
Inventors: 顾彪; 张春雷
Original assignee: Wuhan Nanovela Membrane Technology Co ltd
Current assignee: Wuhan Nanovela Membrane Technology Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-19
Anticipated expiration: 2031-04-13

Abstract

The utility model provides a horizontal linear type inlet channel structure reverse osmosis membrane component, produce the water pipe and convolute including the center the last membrane module of water pipe is produced to the center, the pipe wall that the water pipe was produced at the center is provided with the water collecting hole, the membrane module includes reverse osmosis membrane, improved generation water inlet flow guide net, pure water flow guide net and adhesive layer, reverse osmosis membrane is folding, forms the inlet channel between the internal surface of the reverse osmosis membrane after folding, forms between the adjacent surface and produces the water runner, improved generation water inlet flow guide net is located the inlet channel, pure water flow guide net is located the product water runner, improved generation water inlet flow guide net 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's surface and pure water flow guide net pass through the adhesive layer and bond. The utility model discloses a set up the improved generation water inflow water conservancy diversion net, strengthened membrane surface vortex effect, the concentration polarization phenomenon of the side of having weakened intaking reduces the scale deposit trend, promotes out water quality.

Description

Reverse osmosis membrane element with transverse linear type water inlet flow channel structure

Technical Field

The utility model belongs to the technical field of the water purification filters, more specifically relates to a horizontal linear type is intake runner structure reverse osmosis membrane element.

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

Not enough to prior art exists, the utility model provides a runner structure reverse osmosis membrane element is intake to horizontal linear type for the velocity of flow of intaking has weakened the concentration polarization phenomenon of the side of intaking, has reduced the scale deposit trend, promotes out water quality.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a reverse osmosis membrane element with a transverse 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 the central water production pipe is provided with a water collecting hole;

wherein, the membrane module includes reverse osmosis membrane piece, improved generation water inlet water 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 water diversion net is located the runner of intaking, the pure water diversion net is located the water production runner, the improved generation water inlet water 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 and the pure water diversion net of reverse osmosis membrane piece bond through the adhesive layer.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses set up the improved generation water inflow water conservancy diversion net for the velocity of flow of intaking, the concentration polarization phenomenon of the side of having weakened intaking has reduced the scale deposit trend, has promoted out water quality.

On the basis of the technical scheme, the utility model discloses can also adopt following improvement:

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 transverse 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 component.

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 of the water inlet side is further 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 is arranged on the outermost layer of the membrane component, so that the membrane component can play a role in fixing and protecting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the improved water inlet diversion net of the utility model;

fig. 3 is a schematic view of the folded structure of the reverse osmosis membrane of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a central water production pipe, 2, a reverse osmosis membrane, 3, an improved water inlet diversion net, 4 and a pure water diversion net.

Detailed Description

The present invention is further described in detail below with reference to specific embodiments so that those skilled in the art can more clearly understand the present invention.

As shown in fig. 1-3, a reverse osmosis membrane element with a transverse linear type water inlet flow channel structure comprises 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 module includes reverse osmosis membrane 2, improved generation water inflow water conservancy diversion net 3, pure water conservancy diversion net 4 and adhesive layer, reverse osmosis membrane 2 is folding, forms the water inflow runner between the internal surface of the reverse osmosis membrane 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 inflow runner, 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 2's surface and pure water conservancy diversion net 4 bond through the adhesive layer.

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 preferable technical scheme, the reverse osmosis membrane element of the transverse 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 component and plays a role in fixing and protecting.

The working principle is as follows: the inlet water enters from one end of the reverse osmosis membrane element and enters the water inlet flow channel, part of the water enters the water production flow channel through the reverse osmosis membrane 2 and then enters the central water production pipe 1 to be discharged, and the rest of the water which does not pass through the reverse osmosis membrane 2 is discharged from the other end of the reverse osmosis element.

The mechanisms, assemblies and components of the present invention that are not described with respect to specific structures are conventional structures that exist in the prior art. Can be purchased directly from the market.

The above is only a 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

1. The reverse osmosis membrane element with the transverse linear type water inlet flow channel structure 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 module includes reverse osmosis membrane piece (2), improved generation water inflow water conservancy diversion net (3), pure water inflow water conservancy diversion net (4) and adhesive layer, reverse osmosis membrane piece (2) are folding, form the runner of intaking between the internal surface of reverse osmosis membrane piece (2) after folding, form the water production runner between the adjacent surface, improved generation water inflow water conservancy diversion net (3) are located the runner of intaking, pure water inflow water conservancy diversion net (4) are located the water production runner, improved generation water inflow water conservancy diversion net (3) are equipped with the guiding gutter, the guiding gutter is the linear type, and the direction is parallel with the direction of intaking, the surface and the pure water inflow water conservancy diversion net (4) of reverse osmosis membrane piece (2) bond through the adhesive layer.

2. The reverse osmosis membrane element with the transverse 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 transverse 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 transverse linear water inlet flow channel structure as claimed in claim 3, wherein the plurality of bundles of ultrafine fibers are provided with gaps therebetween.

5. The reverse osmosis membrane element with the transverse linear water inlet flow channel structure as claimed in claim 1, wherein 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) to adhere the outer surface of the reverse osmosis membrane (2) with the pure water diversion net (4) to form the adhesive layer.

6. The transverse linear inlet flow channel structure reverse osmosis membrane element of claim 1, further comprising a protective tape fixed to the outermost layer of the membrane module.