CN2375625Y - Continuous electric deionizing device - Google Patents
Continuous electric deionizing device Download PDFInfo
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- CN2375625Y CN2375625Y CN 99226387 CN99226387U CN2375625Y CN 2375625 Y CN2375625 Y CN 2375625Y CN 99226387 CN99226387 CN 99226387 CN 99226387 U CN99226387 U CN 99226387U CN 2375625 Y CN2375625 Y CN 2375625Y
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Abstract
The utility model relates to a continuous electric deionizing device, particularly equipment used for preparing pure water and high-purity water, which can be matched with an anti-osmosis device. The thickness of an insolating plate in a membrane pile is 2 to 20 mm, and both ends of the insolating plate are provided with inlets, outlets and water passing holes, wherein the inlets and the outlets are arranged in a staggered mode. The inlets and the outlets are communicated with a water distributing channel, the middle part of the insolating plate is filled with zwitterion exchanging and mixing resin, and the water distributing channel is communicated with a cavity. Both sides of an electrode plate in an electrode device are provided with a thick chamber, a thin chamber, and double inlet pipelines and double outlet pipelines of an electrode chamber. When the utility model automatically reverses electrodes, the inlet pipeline and outlet pipeline of the thin chamber, the inlet pipeline and outlet pipeline of the thick chamber, and the thin chamber and the thick chamber can be changed mutually. The device can increase the speed of ion migration, reduce scale formation, and work continuously for a long term.
Description
The utility model is a kind of continuous electrodeionization device, the particularly equipment of preparation pure water and high purity water, can with the reverse osmosis unit logotype.
Existing a kind of electric deionization pure water device comprises that mainly membrane stack, electrode device and gripping unit three parts constitute.Membrane stack is made up of anode membrane, cavity block, deep or light water division board, the spherical storng-acid cation exchange resin of filling in light chamber.In the utmost point chamber of battery lead plate both sides, dense chamber and the light chamber pipeline of coming in and going out all adopts singly to advance and singly goes out pipeline, do not have the device of falling the utmost point automatically.The shortcoming of this apparatus structure is, because the spherical storng-acid cation exchange resin of filling in the light chamber of membrane stack, under the DC electric field effect, Zeo-karb can be accelerated cation transport speed, reduce the concentration polarization of anode membrane both sides, reduce the fouling of light chamber anode membrane one side.Because no anionite-exchange resin exists, anion transport speed is slow, does not reduce the concentration polarization of cavity block both sides, and cavity block one side easily forms fouling in dense chamber, makes to produce the water deteriorating water quality, and the cycle of operation can not be very long.Porous plate in the membrane stack electrode device is made by plastic plate, opens several holes on plastic plate.Owing to formed entity part between Kong Yukong, plastic plate is when contacting with film, and the entity part of plastic plate can be close to film, and permeable amount is restricted, and the useful area of film descends, and influences the desalination rate.Single track discrepancy pipeline is adopted in the utmost point chamber of electrode device, and the diagonal angle arranges that water flow velocity is relatively slow in another diagonal zones, and water concentration is higher relatively, easily forms fouling, influences the work-ing life of membrane stack.This device does not have the device of falling the utmost point automatically, can not suppress the lip-deep fouling of film effectively, and in a single day ion exchange resin lost efficacy, and equipment is essential out of service, and electricity consumption regeneration can not be accomplished continuous long-time running.
The purpose of this utility model is, overcomes the shortcoming of said apparatus structure, and a kind of continuous electrodeionization device of new texture is provided.
The purpose of this utility model is to realize like this.Division board 14 thick 2-20mm in the membrane stack, two ends have staggered gangway 8 and water hole 19, and gangway 8 is communicated with cloth water channel 17; The division board middle part is a cavity, and the cloth water channel is communicated with cavity, and the hybrid resin of spherical storng-acid cation exchange resin of filling and spherical strongly basic anion exchange resin in the cavity is called for short zwitterion exchange hybrid resin 18.
There is water hole 19 at the two ends of two battery lead plates 2 of yin, yang in the electrode device, and each battery lead plate two ends has light chamber discrepancy pipeline 4 and dense chamber discrepancy pipeline 5 respectively; The water hole at battery lead plate two ends is communicated with light chamber discrepancy pipeline 4 and dense chamber discrepancy pipeline 5 respectively; There is the pipeline 3 of discrepancy utmost point chamber in two ends about in the of 20, is filled with spherical zwitterion exchange hybrid resin in the utmost point chamber 20.The come in and go out two ends access port water pipe of pipeline 4 of light chamber, anode electrode plate lower end, light chamber, the cathode electrode plate upper end two ends of pipeline 4 water pipe of practicing midwifery of coming in and going out; The two ends access port water pipe or the return water pipe of the dense chamber discrepancy in cathode electrode plate lower end pipeline 5.Two termination waste pipe or return water pipes of the dense chamber discrepancy in anode electrode plate upper end pipeline 5.
The device of falling the utmost point 21 is controlled in series connection automatically between two terminal studs 6 of yin, yang battery lead plate; Automatically controlling the device of falling the utmost point is combined into by the rly. and the time relay.Extremely, light chamber discrepancy pipeline 4 and dense chamber discrepancy pipeline 5 exchange, and light chamber 16 and dense chamber 15 exchange; Light chamber come in and go out pipeline 4 be converted to dense chamber come in and go out pipeline 5 ', dense chamber come in and go out pipeline 5 be converted to light chamber come in and go out pipeline 4 '; Light chamber 16 be converted to dense chamber 15 ', dense chamber 15 be converted to light chamber 16 '.
The utility model loads spherical zwitterion exchange hybrid resin in division board 14 cavitys and utmost point chamber 20, form close-packed, contains a large amount of fixed positive and negative charges on the skeleton of resin, and under the effect of DC electric field, these positive and negative charges form ionophore.After negative ions enters conductor in the ambient water, can be rapidly to anode membrane 12 and cavity block 13 migrations, significantly reduced the interfacial diffusion layer thickness of film, reduce the concentration polarization degree of film both sides, greatly reduced light chamber 16 or extremely fouling and the dense chamber 15 or the extremely fouling of dense chamber 15, back ' middle cavity block 13 1 sides of light chamber 16, back ' middle anode membrane 12 1 sides.Even lost efficacy because of fouling in dense chamber, under the condition that does not influence the water outlet of light chamber, method makes the transition with sodium chloride routinely.Zwitterion exchange hybrid resin can also play katalysis under the DC electric field effect, can quicken the disassociation of water, can produce a large amount of hydrogen ions and hydroxide ion around zwitterion exchange hybrid resin.These ions can make the sodium type and the chlorine type of zwitterion exchange hybrid resin be converted to Hydrogen and hydroxyl type, make the resin of inefficacy obtain regeneration.Except These characteristics, also have the effect of support membrane at electrode vessel filling zwitterion exchange hybrid resin,, can not cause that also the position of adjacent poles chamber film is moved if the hydraulic pressure of utmost point chamber changes.The utility model has the automatic control device of falling the utmost point.Extremely, change mutually dense chamber 15, light chamber 16, makes like this to produce water and can carry out for a long time continuously, has overcome in the prior art owing to serious concentration polarization causes fouling, and product water can not be carried out and stopping production regenerated shortcoming continuously for a long time.
The utmost point chamber discrepancy pipeline 3 that adopts in battery lead plate 2 both sides, light chamber discrepancy pipeline 4, dense chamber discrepancy pipeline 5 are the pipeline that goes with each other all the time.This pipeline configuration that goes with each other all the time makes the throughput ratio of water singly advance singly to go out pipeline configuration increase twice, helps increasing water production rate.The pipeline configuration that goes with each other all the time can quicken the scale-forming ion concentration such as calcium, magnesium that dilution enters cathode compartment in utmost point chamber, can not produce the dead angle, helps slowing down the fouling that produces on electrode; In dense, light chamber, can increase the circulating water flow that produces in discharge and the loop, dense chamber, dilute scale-forming ion concentration in the dense chamber, make processed water flow through each chamber evenlyer, can not produce the dead angle.The ion that is moved can see through film more equably on the surface of film, can prevent that localized membrane from producing fouling, helps prolonging the work-ing life of film.
Porous plate in the electrode device is a plastics filter 10, and this reticulated structure can make permeable amount unrestricted, has increased the useful area of film.
The utility model can make processed water electric conductivity＜0.20 μ s/cm, and can move continuously for a long time.This device can substitute electrodialysis desalination apparatus, electrodeionization method for softening water and equipment therefor.Evidence utilizes this device can replace two-stage desalting device, as the inlet water of this device, goes out the water quality＜0.20 μ s/cm of saliva with one-level de-mineralized water (7-10 μ s/cm), and operation reaches more than 2000 hour, waste water (6.5＜PH＜8.5) qualified discharge continuously.The preparation pure water only needs 0.004 yuan for one ton; By contrast, resin needed acid-alkali regeneration after losing efficacy, 0.40 yuan of one ton of need of preparation pure water.(only refer to electricity consumption regeneration here and compare, do not comprise utility appliance and auxiliary electricity consumption) with chemical agent regeneration.
The utility model is provided by following examples and accompanying drawing thereof.
Accompanying drawing 1 is the division board that is filled with the zwitterion hybrid resin.
Accompanying drawing 2 is the water channel battery lead plates that go with each other all the time.
Accompanying drawing 3 is continuous electrodeionization device structural representations.
Accompanying drawing 4 is continuous electrodeionization device external structure synoptic diagram.
Accompanying drawing 5 is vertical continuous electrodeionization device internal water flow process figure.
1 aluminium alloy plate or iron plate, 2 battery lead plates, the dense chamber discrepancy of the light chamber discrepancy pipelines, 5 of utmost point chambers 3 discrepancy pipelines, 4 (4 ') (5 ') pipeline, 6 terminal studs, 7 electrodes, 8 gangways, 9 rubber packings, 10 plastics filters, 11 membrane stacks, 12 anode membranes, 13 cavity blocks, the dense chamber of 14 division boards, 15 (15 '), light chamber, 16 (16 '), 17 cloth water channels, 18 zwitterions exchange hybrid resin, 19 water holes, utmost point chambers 20,21 devices of falling the utmost point.
Embodiment:
The utility model comprises that membrane stack, electrode device and gripping unit three parts constitute.
There is water hole 19 at the two ends of two battery lead plates 2 of yin, yang in the electrode device, and each battery lead plate two ends has light chamber discrepancy pipeline 4 and dense chamber discrepancy pipeline 5 respectively; The water hole at battery lead plate two ends is communicated with light chamber discrepancy pipeline 4 and dense chamber discrepancy pipeline 5 respectively; There is electrode 7 battery lead plate extremely indoor; There is the pipeline 3 of discrepancy utmost point chamber two ends up and down, and utmost point chamber discrepancy pipeline is communicated with utmost point chamber, is filled with the hybrid resin of spherical storng-acid cation exchange resin and spherical strongly basic anion exchange resin in the utmost point chamber.The come in and go out two ends access port water pipe of pipeline 4 of light chamber, anode electrode plate lower end, light chamber, the cathode electrode plate upper end two ends of pipeline 4 water pipe of practicing midwifery of coming in and going out; Two termination waste pipe or return water pipes of the dense chamber discrepancy in anode electrode plate upper end pipeline 5, the two ends access port water pipe or the return water pipe of the dense chamber discrepancy in cathode electrode plate lower end pipeline 5.
The device of falling the utmost point 21 is controlled in series connection automatically between two terminal studs 6 of yin, yang battery lead plate; Automatically controlling the device of falling the utmost point is combined into by the rly. and the time relay; Extremely, light chamber discrepancy pipeline 4 and dense chamber discrepancy pipeline 5 exchange, and light chamber 16 and dense chamber 15 exchange.Light chamber come in and go out pipeline 4 be converted to dense chamber come in and go out pipeline 5 ', dense chamber come in and go out pipeline 5 be converted to light chamber come in and go out pipeline 4 '.Light chamber 16 be converted to light chamber 16 ', dense chamber 15 be converted to dense chamber 15 '.
When installing and using, the water hole 19 on two electrode plate 2 at the utility model two ends staggers mutually, and is not connected.Anode membrane 12, division board 14, cavity block 13, division board 14, the component film that overlaps each other successively is right, and a plurality of films are to forming membrane stack 11.Be glued with rubber packing 9 in the both sides of membrane stack, the rubber packing two ends also have water hole.The rubber packing middle part has plastics filter 10.Battery lead plate 2 and aluminium alloy plate 1 (also can adopt iron plate) are arranged successively, the external application bolting in the both sides of rubber packing.This device after the assembling is to be vertical, so that exhaust.Vertical structure is seen accompanying drawing 5.
Be in operation, the chamber of playing the enrichment ionization claims dense chamber 15, works the chamber that removes ionization and claims light chamber 16.Extremely the back dense chamber 15 be converted to the second light chamber 16 '; Light chamber 16 be converted to the second dense chamber 15 '.Gangway 8 makes current pass through cloth water channel 17 turnover zwitterion exchange hybrid resin layers, and water hole 19 communicates with the adjacent room, avoids dense chamber and light chamber current to interfere with each other.
This device internal process: in membrane stack, the water hole 19 of each division board communicates with adjacent each division board gangway 8.Superpose mutually by many water holes, gangway and to form the interior passageway of water.Water in the water channel only can pass through each dense chamber 15 (15 ') or each light chamber 16 (16 ').With dense chamber 15 is example, and inlet water passes through the dense chamber discrepancy in both sides, cathode electrode plate 2 lower end pipeline 5, in the access to plant, and the cathode electrode plate 2 of flowing through, rubber packing 9, membrane stack 11, division board (light chamber) 14 and cavity block 13 each water holes 19.Upwards enter dense chamber 15 by division board (dense chamber) gangway, 14 lower end 8,8 flow out from division board (dense chamber) gangway, 14 upper end, by anode membrane 12, rubber packing 9 and each water hole 19 of positive plate 2 upper ends, the pipeline 5 of coming in and going out from dense chamber, both sides, battery lead plate upper end flows out this device.With light chamber 16 is example, inlet water is by the light chamber discrepancy in both sides, anode electrode plate 2 lower end pipeline 4, in the access to plant, flow through anode electrode plate 2, rubber packing 9, anode membrane 12, division board (dense chamber) 14 and cavity block 13 each water holes 19, upwards enter light chamber 16 by division board (light chamber) gangway, 14 lower end 8,8 flow out from division board (light chamber) gangway, 14 upper end, by membrane stack 11, rubber packing 9 and each water hole 19 of negative plate 2 upper ends, the pipeline 4 of coming in and going out from light chamber, both sides, negative plate upper end flows out this device.
Claims (5)
1, a kind of continuous electrodeionization device comprises membrane stack, electrode device and clamp mechanism, it is characterized in that the thick 2-20mm of division board (14) in the membrane stack, and two ends have staggered gangway (8) and water hole (19), and gangway (8) are communicated with cloth water channel (17); The division board middle part is a cavity, and the cloth water channel is communicated with cavity, the hybrid resin (18) of spherical storng-acid cation exchange resin of filling and spherical strongly basic anion exchange resin in the cavity, and ratio is 1: 2-1: 4.
2, according to the described continuous electrodeionization device of claim 1, it is characterized in that there is water hole (19) at the two ends of two battery lead plates of yin, yang (2) in the electrode device, each battery lead plate two ends has light chamber discrepancy pipeline (4) and dense chamber discrepancy pipeline (5) respectively; The water hole at battery lead plate two ends is communicated with light chamber discrepancy pipeline (4) and dense chamber discrepancy pipeline (5) respectively; There is discrepancy pipeline (3) utmost point chamber (20) two ends up and down, is filled with the hybrid resin of spherical storng-acid cation exchange resin and spherical strongly basic anion exchange resin in utmost point chamber (20).
3,, it is characterized in that the device of falling the utmost point (21) is controlled in series connection automatically between two terminal studs of yin, yang battery lead plate (6) according to claim 1,2 described continuous electrodeionization devices; Automatically controlling the device of falling the utmost point is combined into by the rly. and the time relay; Extremely, light chamber discrepancy pipeline (4) and dense chamber discrepancy pipeline (5) exchange, and light chamber (16) and dense chamber (15) exchange; Light chamber discrepancy pipeline (4) is converted to dense chamber discrepancy pipeline (5 '); Dense chamber discrepancy pipeline (5) is converted to light chamber discrepancy pipeline (4 '); Light chamber (16) is converted to dense chamber (15 '), and dense chamber (15) are converted to light chamber (16 ').
4,, it is characterized in that plastics filter (10) is for netted according to claim 1,2 described continuous electrodeionization devices.
5,, it is characterized in that plastics filter (10) is for netted according to the described continuous electrodeionization device of claim 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99226387 CN2375625Y (en) | 1999-04-23 | 1999-04-23 | Continuous electric deionizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99226387 CN2375625Y (en) | 1999-04-23 | 1999-04-23 | Continuous electric deionizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2375625Y true CN2375625Y (en) | 2000-04-26 |
Family
ID=34016088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99226387 Expired - Fee Related CN2375625Y (en) | 1999-04-23 | 1999-04-23 | Continuous electric deionizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2375625Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102273A (en) * | 2012-12-29 | 2013-05-15 | 上海新阳半导体材料股份有限公司 | Method for purifying organic amine electroplating additive |
| CN102186781B (en) * | 2008-10-17 | 2013-11-27 | 有限会社春天 | Apparatus for producing hydrogen-dissolved drinking water and process for producing dissolved drinking water |
| CN106396225A (en) * | 2004-05-27 | 2017-02-15 | 伊沃夸水处理技术有限责任公司 | Water treatment system and process |
| CN111675290A (en) * | 2020-06-17 | 2020-09-18 | 江苏科技大学 | Sustainable capacitive deionization seawater desalination system |
-
1999
- 1999-04-23 CN CN 99226387 patent/CN2375625Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396225A (en) * | 2004-05-27 | 2017-02-15 | 伊沃夸水处理技术有限责任公司 | Water treatment system and process |
| CN106396225B (en) * | 2004-05-27 | 2020-10-09 | 懿华水处理技术有限责任公司 | Water treatment system and process |
| CN102186781B (en) * | 2008-10-17 | 2013-11-27 | 有限会社春天 | Apparatus for producing hydrogen-dissolved drinking water and process for producing dissolved drinking water |
| CN103102273A (en) * | 2012-12-29 | 2013-05-15 | 上海新阳半导体材料股份有限公司 | Method for purifying organic amine electroplating additive |
| CN103102273B (en) * | 2012-12-29 | 2016-04-27 | 上海新阳半导体材料股份有限公司 | A kind of purification process of organic amine electroplating additive |
| CN111675290A (en) * | 2020-06-17 | 2020-09-18 | 江苏科技大学 | Sustainable capacitive deionization seawater desalination system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |