CN203095682U - Rolled electric demineralizer - Google Patents
Rolled electric demineralizer Download PDFInfo
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- CN203095682U CN203095682U CN 201320145219 CN201320145219U CN203095682U CN 203095682 U CN203095682 U CN 203095682U CN 201320145219 CN201320145219 CN 201320145219 CN 201320145219 U CN201320145219 U CN 201320145219U CN 203095682 U CN203095682 U CN 203095682U
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Abstract
The utility model relates to a rolled electric demineralizer, and particularly relates to a rolled electric demineralizer which is good in electric property and low in energy consumption. The rolled electric demineralizer comprises a center tube and a housing, wherein the center tube is taken as a pole of an electrode; the housing is concentric with the rolled electric demineralizer; a plurality of alternatively distributed zwitterions exchange membranes are arranged around the center tube as the center; a space between the center tube and the housing is divided into a concentrate chamber, a fresh water chamber, an anode chamber and a cathode chamber by the zwitterions exchange membranes; ion exchange resin is filled inside the fresh water chamber; the zwitterions exchange membranes are rolled into a whole by the center tube as the axes; a concentrate inlet is arranged at the lower end of the center tube; a fresh water outlet is arranged at the upper end; a fresh water inlet is arranged at the part of the housing near a lower end cover; a concentrate outlet is arranged on an upper end cover; ion exchange fibers are filled in the concentrate chamber, the anode chamber and the cathode chamber; and the iron exchange fibers are evenly mixed and filled by zwitterions exchange fibers. The utility model mainly provides the rolled electric demineralizer, which is good in electric property, low in energy consumption, and high in output water quality, and effectively removes scaling.
Description
Technical field
The utility model relates to a kind of rolling electric salt remover, relates in particular to a kind of conducting electricity very well and rolling electric salt remover that energy consumption is low.
Background technology
Electricity desalination (EDI) technology is to utilize the selection perviousness of anion and cation exchange membrane to zwitterion in the solution, realizes ionic removal or concentrated.Typical electric desalination plant generally comprises positive and negative electrode, the anion and cation exchange membrane of alternately arranging between positive and negative electrode, and the electrode vessel, dense hydroecium and the freshwater room that are separated by the negative and positive film.Water to be processed enters freshwater room, and under the effect of ion exchange resin and electric current, the charged ion in the water is anode and cathode direction migration respectively, and positively charged ion moves to cathode direction, enters into dense hydroecium by cationic exchange membrane from freshwater room.Similarly, electronegative ion anode direction migration, enter into dense hydroecium by anion-exchange membrane from freshwater room, the ion continuation meeting that enters into dense hydroecium is moved on original migratory direction, but because the selection of ion-exchange membrane sees through characteristic, promptly cationic exchange membrane only allows that positively charged ion passes through, anion-exchange membrane only allows that negatively charged ion passes through, so the ion in freshwater room can't return in the freshwater room, so just reached the purpose that purifies purified water.
Freshwater room in the traditional coiled electricity desalination plant is filled with anion-cation exchange resin, mainly the acting as of ion exchange resin: the electroconductibility that 1, increases freshwater room; 2, quicken the local disruption rate of water; 3, improve the product quality.In order to improve the electroconductibility of dense hydroecium, part producer adopt dense water cycle and dense water with the mode of salt to reach corresponding specific conductivity, reduce dense water, utmost point water resistance, improve product water quality, but there is certain problem in this method, dense water cycle and with salt in the electroconductibility that improves dense water and technology, also cause chlorion to be separated out at anode, thereby the strong oxidizing property of chlorion can cause the oxidation of ion-exchange membrane and resin to reduce the performance of equipment, in addition, negative electrode generates hydrogen, make dense hydroecium female die surface that a high pH aspect be arranged, high pH causes dense hydroecium scaling tendency more obvious, and dense water cycle and dense hydroecium also bring complex process with salt, problems such as running cost height.
Summary of the invention
Technical problem to be solved in the utility model has provided a kind of rolling electric salt remover, makes that the equipment conductivity improves, energy consumption reduces, produces the raising of water water quality, effectively removes fouling.
For realizing above-mentioned technical problem, the utility model adopts following technical scheme: a kind of rolling electric salt remover, comprise pipe core and shell concentric with it as electrode one utmost point, the two ends of pipe core and shell are provided with upper end cover and lower end cover, shell is provided with another utmost point of electrode, with the pipe core is that center arrangement has alternatively distributed some anion and cation exchange membranes, by anion and cation exchange membrane the space between pipe core and shell is divided into dense hydroecium, freshwater room, cathode chamber and anode chamber, be filled with ion exchange resin in the freshwater room, a pair of anion and cation exchange membrane forms a film bag, with the pipe core is that the axle center rolls into one with anion and cation exchange membrane, the pipe core lower end is dense water water-in, the upper end is the fresh water water outlet, be provided with the fresh water water-in near the lower end cover place on the shell, upper end cover is provided with dense water water outlet, described dense hydroecium, be filled with ion-exchange fiber in cathode chamber and the anode chamber, described ion-exchange fiber adopts cation exchange fibre and anion-exchange fibre uniform mixing to fill.
As preferably, the ion-exchange fiber in described dense hydroecium, cathode chamber and the anode chamber is equipped with the plastics graticule mesh outward.
As preferably, the dense water water-in of described pipe core one side closed, pipe core fresh water water outlet is circumferentially with several fresh water gully-holes, pipe core one end of fresh water gully-hole side, towards a side seal of dense water water-in, described pipe core is the pipeline of straight-through hollow.
As preferably, the circumferential direction of the dense water water-in of described pipe core is provided with several dense water water distributing pores, and dense water water distributing pore is connected with the cloth hydroecium, and cloth hydroecium both sides are provided with water distribution board and baffler, described water distribution board is near film bag side, and water distribution board and baffler all are socketed on the pipe core.
As preferably, described baffler is provided with the fresh water water entry outward, and the fresh water water entry is connected to the fresh water water-in of the circumferential direction of shell side.
As preferably, the axial direction due of described film bag is provided with opening, and the radial direction sealing is dense hydroecium in the film bag, and the film bag is outward a freshwater room.
As preferably, the sealing of the axial direction due of described freshwater room.
As preferably, also be provided with utmost point water water outlet on the described shell.
The beneficial effects of the utility model are: fill ion-exchange fiber in dense hydroecium and utmost point chamber, can improve the electroconductibility of membrane stack effectively, reduce the resistance of dense hydroecium and utmost point chamber, reduce the energy consumption of module when operation, operating voltage can reduce by 40%～60%; Adopt the operation scheme of fresh water and dense water cross-flow, can effectively reduce the possibility of fouling, flow resistance simultaneously is less, can realize the advanced desalination of former water, has improved the quality of producing water.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of the dense hydroecium of the utility model, freshwater room, cathode chamber and anode chamber.
Fig. 3 is the structural representation of the dense water water-distributing device of the utility model.
Fig. 4 is the structural representation of the utility model fresh water collecting device.
Below in conjunction with drawings and Examples the utility model is further described.
Embodiment
As shown in Figure 1, a kind of rolling electric salt remover is the axle center with pipe core 1, and with its negative electrode as electrode, shell 2 is as positive electrode, and two electrodes are provided with direct supply; Pipe core 1 is provided with upper end cover 3 and lower end cover 4 with the two ends of shell 2, with pipe core 1 is that central distribution has 6 pairs of anion and cation exchange membranes alternately arranging, by anion and cation exchange membrane the space between pipe core 1 and the shell 2 is divided into dense hydroecium 5, freshwater room 6, cathode chamber 7 and anode chamber 8, a pair of anion and cation exchange membrane forms a film bag, the film bag is straight-through, its opening direction is axial, radially seal, in the film bag is dense hydroecium 5, the film bag is outward a freshwater room 6, with pipe core 1 is that the axle center rolls into one with anion and cation exchange membrane, pipe core 1 lower end is dense water water-in 9, the upper end is a fresh water water outlet 10, is provided with fresh water water-in 11 near lower end cover 4 places on the shell, and upper end cover 3 is provided with dense water water outlet 12.As shown in Figure 2, be filled with ion exchange resin 13 in the freshwater room 6, be filled with ion-exchange fiber 14 in dense hydroecium 5, cathode chamber 7 and the negative potential 8, the ion-exchange fiber 14 outer acrylic plastering graticule mesh 15 that are equipped with, ion-exchange fiber 14 adopts cation exchange fibre and anion-exchange fibre uniform mixing to fill.As shown in Figure 3, an end of pipe core 1 is that dense water water-in 9, one ends are fresh water water outlet 10, is provided with two dividing plates between dense water water-in 9 and fresh water water outlet 10, pipe core 1 is divided into the straight-through open tube of a hollow; Circumferential direction at dense water water-in 9 is provided with 8 dense water water distributing pores 16 radially, dense water water distributing pore 16 is connected with cloth hydroecium 17, cloth hydroecium 17 both sides are provided with water distribution board 18 and baffler 19, water distribution board 18 is near film bag side, water distribution board 18 and baffler 19 all are socketed on the pipe core 1, dense water enters cloth hydroecium 17 by water distributing pore 16, behind water distribution board 18, enter dense hydroecium 5, because the film bag is the axially open that leads directly to, and axially going up of freshwater room 6 seals, therefore the direct axial flow of dense water flows out above the film bag, flows out electric salt remover by the dense water water outlet on the shell 2 12; As shown in Figure 4, fresh water flows into from the water-in 11 of shell 2, run into the baffler 19 of cloth hydroecium 17 opposite sides, current flow into the circumferential fresh water water-in of shell 2 sides, fresh water flows into pipe core 1 side by shell 2 side spirals, because the film bag is a radial-sealing, collect fresh water by the fresh water gully-hole on the pipe core 1 that is arranged on fresh water water outlet 10 sides 20, fresh water flows out by the fresh water water outlet on the pipe core 1 10; Be provided with utmost point water collecting device in shell 2 sides, collect the back and flow out electric salt remover by the utmost point water water outlet 21 that is located on the shell 2.
At dense hydroecium and extremely indoor filling ion-exchange fiber, can improve the electroconductibility of membrane stack effectively, reduce the resistance of dense hydroecium and utmost point chamber, reduce the energy consumption of module when operation, operating voltage can reduce by 40%～60%; Because fresh water and the mobile of dense water are to carry out in the cross-flow mode, thereby effectively reduce the fouling possibility in dense hydroecium, have prolonged the work-ing life of electric salt remover, improved the quality of producing water simultaneously.
Claims (8)
1. rolling electric salt remover, comprise pipe core and shell concentric with it as electrode one utmost point, the two ends of pipe core and shell are provided with upper end cover and lower end cover, shell is provided with another utmost point of electrode, with the pipe core is that center arrangement has alternatively distributed some anion and cation exchange membranes, by anion and cation exchange membrane the space between pipe core and shell is divided into dense hydroecium, freshwater room, cathode chamber and anode chamber, be filled with ion exchange resin in the freshwater room, a pair of anion and cation exchange membrane forms a film bag, with the pipe core is that the axle center rolls into one with anion and cation exchange membrane, the pipe core lower end is dense water water-in, the upper end is the fresh water water outlet, be provided with the fresh water water-in near the lower end cover place on the shell, upper end cover is provided with dense water water outlet, it is characterized in that: described dense hydroecium, be filled with ion-exchange fiber in cathode chamber and the anode chamber, described ion-exchange fiber adopts cation exchange fibre and anion-exchange fibre uniform mixing to fill.
2. a kind of rolling electric salt remover according to claim 1 is characterized in that: the ion-exchange fiber in described dense hydroecium, cathode chamber and the anode chamber is equipped with the plastics graticule mesh outward.
3. a kind of rolling electric salt remover according to claim 1, it is characterized in that: the dense water water-in of described pipe core one side closed, pipe core fresh water water outlet is circumferentially with several fresh water gully-holes, pipe core one end of fresh water gully-hole side, towards a side seal of dense water water-in, described pipe core is the pipeline of straight-through hollow.
4. a kind of rolling electric salt remover according to claim 3, it is characterized in that: the circumferential direction of the dense water water-in of described pipe core is provided with several dense water water distributing pores, dense water water distributing pore is connected with the cloth hydroecium, cloth hydroecium both sides are provided with water distribution board and baffler, described water distribution board is near film bag side, and water distribution board and baffler all are socketed on the pipe core.
5. a kind of rolling electric salt remover according to claim 4, it is characterized in that: described baffler is provided with the fresh water water entry outward, and the fresh water water entry is connected to the fresh water water-in of the circumferential direction of shell side.
6. a kind of rolling electric salt remover according to claim 1, it is characterized in that: the axial direction due of described film bag is provided with opening, and the radial direction sealing is dense hydroecium in the film bag, and the film bag is outward a freshwater room.
7. a kind of rolling electric salt remover according to claim 6 is characterized in that: the axial direction due sealing of described freshwater room.
8. a kind of rolling electric salt remover according to claim 1 is characterized in that: also be provided with utmost point water water outlet on the described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320145219 CN203095682U (en) | 2013-02-28 | 2013-02-28 | Rolled electric demineralizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320145219 CN203095682U (en) | 2013-02-28 | 2013-02-28 | Rolled electric demineralizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203095682U true CN203095682U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320145219 Expired - Fee Related CN203095682U (en) | 2013-02-28 | 2013-02-28 | Rolled electric demineralizer |
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| Country | Link |
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| CN (1) | CN203095682U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192956A (en) * | 2014-08-15 | 2014-12-10 | 浙江中凯瑞普环境工程股份有限公司 | Roll electric demineralizer |
| CN105548273A (en) * | 2016-02-02 | 2016-05-04 | 河南工程学院 | Electrostatic desalination testing device and method |
| CN107915285A (en) * | 2017-11-23 | 2018-04-17 | 山东大学 | A kind of high-concentration salt-containing wastewater removal device and method |
| CN108889129A (en) * | 2018-08-29 | 2018-11-27 | 湖北世星能源科技有限公司 | Combination drive nanofiltration membrane component and well mine salt salt producing craft |
| CN110894121A (en) * | 2018-09-13 | 2020-03-20 | 宁波方太厨具有限公司 | Roll type electrochemical desalination softening device |
-
2013
- 2013-02-28 CN CN 201320145219 patent/CN203095682U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192956A (en) * | 2014-08-15 | 2014-12-10 | 浙江中凯瑞普环境工程股份有限公司 | Roll electric demineralizer |
| CN104192956B (en) * | 2014-08-15 | 2015-10-28 | 浙江中凯瑞普环境工程股份有限公司 | A kind of coiling type electric salt remover |
| CN105548273A (en) * | 2016-02-02 | 2016-05-04 | 河南工程学院 | Electrostatic desalination testing device and method |
| CN105548273B (en) * | 2016-02-02 | 2018-03-23 | 河南工程学院 | Electrostatic desalination experimental rig and test method |
| CN107915285A (en) * | 2017-11-23 | 2018-04-17 | 山东大学 | A kind of high-concentration salt-containing wastewater removal device and method |
| CN108889129A (en) * | 2018-08-29 | 2018-11-27 | 湖北世星能源科技有限公司 | Combination drive nanofiltration membrane component and well mine salt salt producing craft |
| CN110894121A (en) * | 2018-09-13 | 2020-03-20 | 宁波方太厨具有限公司 | Roll type electrochemical desalination softening device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |