CN203507831U

CN203507831U - Dielectrophoresis flat plate permeable membrane module

Info

Publication number: CN203507831U
Application number: CN201320620093.9U
Authority: CN
Inventors: 王冰; 刘伟涛
Original assignee: INNER MONGOLIA TIANYI ENVIRONMENTAL TECHNOLOGY Co Ltd
Current assignee: INNER MONGOLIA TIANYI ENVIRONMENTAL TECHNOLOGY Co Ltd
Priority date: 2013-10-09
Filing date: 2013-10-09
Publication date: 2014-04-02
Anticipated expiration: 2023-10-09

Abstract

The utility model relates to a dielectrophoresis flat plate permeable membrane module. The dielectrophoresis flat plate permeable membrane module comprises a membrane stack structure which is formed by a left shell, a right shell, permeable main plates, permeable frame plates, permeable membrane plates and electrodes, wherein the left shell and the right shell are symmetrically arranged, the permeable main plates and the permeable frame plates are fixedly arranged between the left shell and the right shell at intervals, the permeable membrane plates are arranged between the permeable main plates and the permeable frame plates, which adjacent to each other, in a sealing manner, and electrode couples are transversely and uniformly arranged on the permeable frame plates at intervals. The dielectrophoresis flat plate permeable membrane module has the advantages that a dielectrophoresis technology is adopted, the phenomena of membrane pollution and membrane blockage during application of a permeating technology are reduced and even eliminated in a physical manner, the membrane module forms a fluid channel and a liquid cavity, the membrane permeation capacity is increased, the problems that a conventional flat plate membrane module cannot break away from a water tank, a positive voltage for permeation cannot be applied to the membrane module, and a membrane surface is prone to pollution and blockage are perfectly overcome, and the dielectrophoresis flat plate permeable membrane module is very high in innovativeness.

Description

The dull and stereotyped permeable membrane element of a kind of dielectrophoresis

Technical field

The utility model belongs to separation technology field, relates to permeable membrane isolated by filtration technique, the dull and stereotyped permeable membrane element of especially a kind of dielectrophoresis.

Background technology

The membrane separation technique that the polymeric membrane of take is representative, obtains the development attracting people's attention over 50 years.Except dialysis membrane is mainly used in medical treatment, nearly all functional membrane all can be applicable to the industries such as oil, natural gas, petrochemical industry and light industry, electronics, electric power, food.The integrated technology of film engineering and membrane technology and other technologies, by replacing targetedly step by step current traditional isolation technics, will exert far reaching influence to chemical industry, petrochemical industry, oil and field of Environment Protection.

Flat sheet membrane is as a kind of form of membrane module, have HYDRODYNAMIC CONDITION RELATING TO be easy to control, output is large, contamination resistance is strong and the feature such as cleaned and changed convenience, can be in more stable operation.But this flat sheet membrane generally adopts the working forms of membrane component immersion, negative pressure suction at present, and clean for the dirty stifled way of backwash, aeration and Chemical cleaning of taking of face, damage like this face, shortened service life, and existence is polluted.

By retrieval, not yet find the patent document identical with the utility model application.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, provides that a kind of film transit dose is high, the life-span is long and the dull and stereotyped permeable membrane element of the dielectrophoresis of environmental protection.

The purpose of this utility model is achieved through the following technical solutions:

The dull and stereotyped permeable membrane element of a kind of dielectrophoresis, the film stacking structure being formed by left outside shell, right casing, infiltration mainboard, infiltration deckle board, infiltration lamina membranacea, electrode, left outside shell and right casing are for being symmetrical arranged, between left outside shell, right casing, be spaced and be fixed with infiltration mainboard and infiltration deckle board, between adjacent infiltration mainboard and infiltration deckle board, be all sealed and installed with infiltration lamina membranacea, on infiltration deckle board, horizontal uniform interval is provided with electrode pair.

And, at right casing upside, be shaped with liquid inlet, this liquid inlet is communicated with infiltration mainboard and permeates the multiple tracks flow channel for liquids that deckle board forms jointly, this flow channel for liquids is communicated with the permeate chamber between infiltration mainboard and infiltration lamina membranacea by infiltration mainboard, and the lower end of this permeate chamber is communicated with and passes through the dope outlet discharge of left outside shell with dope runner; Liquid between infiltration mainboard and permeable membrane sees through that infiltration lamina membranacea is laggard enters to permeate deckle board, between infiltration lamina membranacea and infiltration deckle board, form and see through chamber, should see through indoor liquid and enter main fluid runner by infiltration deckle board, this main fluid runner is discharged by the liquid outlet of right casing.

And, the described fluid connection remittance liquid runner that sees through chamber, this remittance liquid runner is discharged by main liquid mouth.

And the electrode pair that is packed in infiltration deckle board is portalled and is communicated with by electric wire via hole and electric wire made on right casing, this electric wire portals and draws the extraneous power supply of rear connection.

And described infiltration lamina membranacea is reverse osmosis membrane, or it is forward osmosis membrane.

Advantage of the present utility model and good effect are:

1, this assembly adopts dielectrophoresis technology, with physics mode, reduce and even eliminate the film pollution occurring and block up film phenomenon in osmosis process, make membrane component self form fluid passage and liquid cavity, improve film transit dose, perfection has overcome existing flat membrane component and can not depart from pond, can not add malleation infiltration and face easily by the stifled problem of dirt, has high novelty.

2, this assembly is membrane component upper set supporting construction, container cavity, the fluid passage function at overcurrent mainboard and the overcurrent flat board of monolithic, then along straight line repeated arrangement, form, himself forms container cavity, can make this flat membrane component depart from pond restriction, can lay and turn to three-dimensional laying by plane, save space.

3, this component design the self supporting structure of overcurrent mainboard and overcurrent flat board, can under larger normal pressure, use thus, expanded the kind that can apply film, electrode has wherein strengthened the filter capacity of film by dielectrophoresis technology.

Accompanying drawing explanation

Fig. 1 is perspective view of the present utility model (broken section);

Fig. 2 is the structural representation of the utility model infiltration deckle board;

Fig. 3 is the structural representation of the utility model infiltration mainboard;

Fig. 4 is that the A-A of Fig. 3 is to cross-sectional view;

Fig. 5 is the perspective view of left outside shell;

Fig. 6 is the perspective view of right casing;

Fig. 7 is the workflow sketch that permeable membrane of the present utility model adopts forward osmosis membrane.

The specific embodiment

Below by the drawings and specific embodiments, the utility model is described in further detail, but the utility model is not limited to following embodiment, and any change of making in the present embodiment principle or replacement scheme all fall among the claimed scope of the utility model.

The dull and stereotyped permeable membrane element of a kind of dielectrophoresis, it is the film stacking structure being formed by left outside shell 2, right casing 7, infiltration mainboard 4, infiltration deckle board 3, infiltration lamina membranacea 5, electrode 6, left outside shell and right casing are for being symmetrical arranged, between left outside shell, right casing, be spaced and be fixed with infiltration mainboard and infiltration deckle board, between adjacent infiltration mainboard and infiltration deckle board, be all sealed and installed with infiltration lamina membranacea, on infiltration deckle board, horizontal uniform interval is provided with electrode pair.

At right casing upside, be shaped with liquid inlet 9, this liquid inlet is communicated with infiltration mainboard and permeates multiple tracks (the present embodiment accompanying drawing Wei San road) flow channel for liquids 8 that deckle board forms jointly, this flow channel for liquids is communicated with the permeate chamber 21 between infiltration mainboard and infiltration lamina membranacea by the radially made secondary channels 10 of infiltration mainboard, the lower end of this permeate chamber is shaped with secondary channels 15, and this secondary channels is communicated with and passes through dope outlet 17 discharges of left outside shell with dope runner 16; Liquid between infiltration mainboard and permeable membrane sees through that infiltration lamina membranacea is laggard enters to permeate deckle board, between infiltration lamina membranacea and infiltration deckle board, form and see through chamber 20, should see through indoor liquid and enter main fluid runner 13 by the made secondary channels 14 in infiltration deckle board both sides, this main fluid runner is discharged by the liquid outlet 12 of right casing; In addition, the liquid that sees through chamber also can be communicated with remittance liquid runner 18 by secondary channels 19, and this remittance liquid runner is discharged by main liquid mouth 1.

The electrode pair that is packed in infiltration deckle board is portalled and is communicated with by electric wire via hole 11 and electric wire made on right casing, and this electric wire portals and draws the extraneous power supply of rear connection.

Infiltration lamina membranacea of the present utility model can adopt reverse osmosis membrane, also can adopt forward osmosis membrane.

Operation principle of the present utility model is referring to Fig. 7.

When infiltration lamina membranacea adopts reverse osmosis membrane, its operation principle is as follows:

Material liquid enters flow channel for liquids by liquid inlet, and material liquid enters permeate chamber through secondary channels, and the penetrating fluid of material liquid enters through chamber through infiltration lamina membranacea, enters liquid outlet discharge through main fluid runner; Penetrating fluid also can enter remittance liquid runner from permeate chamber, by main liquid mouth, discharges; Residual concentrated material liquid enters dope runner through secondary channels and discharges from dope outlet.

Electrode utilizes dielectrophoresis technology, reduces even to eliminate the stifled situation of dirt of infiltration lamina membranacea, improves the filter efficiency of infiltration lamina membranacea.

When film infiltration lamina membranacea adopts forward osmosis membrane, its operation principle is as follows:

Drive liquid to enter flow channel for liquids by liquid inlet, material liquid enters permeate chamber through secondary channels; Material liquid enters remittance liquid runner via main liquid mouth, goes forward side by side into permeate chamber; The penetrating fluid of material liquid enters through chamber through infiltration lamina membranacea, drives the driving liquid after liquid is diluted after seeing through indoor mixing with penetrating fluid, drives liquid to discharge via dope runner and by the dope outlet of left outside shell; Residual concentrated material liquid enters liquid outlet through main fluid runner and discharges.

Claims

1. the dull and stereotyped permeable membrane element of a dielectrophoresis, it is characterized in that: the film stacking structure being formed by left outside shell, right casing, infiltration mainboard, infiltration deckle board, infiltration lamina membranacea, electrode, left outside shell and right casing are for being symmetrical arranged, between left outside shell, right casing, be spaced and be fixed with infiltration mainboard and infiltration deckle board, between adjacent infiltration mainboard and infiltration deckle board, be all sealed and installed with infiltration lamina membranacea, on infiltration deckle board, horizontal uniform interval is provided with electrode pair.

2. the dull and stereotyped permeable membrane element of dielectrophoresis according to claim 1, it is characterized in that: at right casing upside, be shaped with liquid inlet, this liquid inlet is communicated with infiltration mainboard and permeates the multiple tracks flow channel for liquids that deckle board forms jointly, this flow channel for liquids is communicated with the permeate chamber between infiltration mainboard and infiltration lamina membranacea by infiltration mainboard, and the lower end of this permeate chamber is communicated with and passes through the dope outlet discharge of left outside shell with dope runner; Liquid between infiltration mainboard and permeable membrane sees through that infiltration lamina membranacea is laggard enters to permeate deckle board, between infiltration lamina membranacea and infiltration deckle board, form and see through chamber, should see through indoor liquid and enter main fluid runner by infiltration deckle board, this main fluid runner is discharged by the liquid outlet of right casing.

3. the dull and stereotyped permeable membrane element of dielectrophoresis according to claim 1, is characterized in that: the described fluid connection remittance liquid runner that sees through chamber, this remittance liquid runner is discharged by main liquid mouth.

4. the dull and stereotyped permeable membrane element of dielectrophoresis according to claim 1, is characterized in that: the electrode pair that is packed in infiltration deckle board is portalled and is communicated with by electric wire via hole and electric wire made on right casing, and this electric wire portals and draws the extraneous power supply of rear connection.

5. the dull and stereotyped permeable membrane element of dielectrophoresis according to claim 1, is characterized in that: described infiltration lamina membranacea is reverse osmosis membrane, or is forward osmosis membrane.