CN201890791U - Parallel-serial electro-deionization device - Google Patents
Parallel-serial electro-deionization device Download PDFInfo
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- CN201890791U CN201890791U CN2009200763695U CN200920076369U CN201890791U CN 201890791 U CN201890791 U CN 201890791U CN 2009200763695 U CN2009200763695 U CN 2009200763695U CN 200920076369 U CN200920076369 U CN 200920076369U CN 201890791 U CN201890791 U CN 201890791U
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Abstract
The utility model relates to the field of an electrochemical water treatment device, in particular to a parallel-serial electro-deionization device which comprises an electrode, a membrane stack, an anion membrane, a cation membrane, resin, a fresh water diaphragm, a concentrated water diaphragm and a clamping device and is characterized in that the parallel-serial electro-deionization device also comprises a polar water communicating hole, a concentrated water communicating hole, a fresh water outlet, a concentrated water circulation water inlet, a raw water inlet, a fresh water inlet and outlet water distribution device and a filter element, wherein the fresh water inlet and outlet water distribution device and the filter element are both of the faveolate shape; when the raw water enters a fresh water chamber, the water is buffered by a similar triangular area between the inlet and a water distributor; then the fluid distribution is carried out by faveolate material which functions as the water distributor; and when the raw water enters the fresh water chamber for electro-deionization and flows through the chamber wall, the flow speed of the raw water is slowed down by the faveolate material filled with anions and cations, so that the indoor flow rates are approximately consistent. The parallel-serial electro-deionization device has simple structure, stable flow speed and strong adaptability.
Description
Technical field
The utility model relates to the device field with electrochemical treatment water, but is specially a kind of parallel-series formula electric deionizer.
Background technology
The EDI technology, it is the Electrodeionization technology, claim the electrodeionization technology again, it combines electrodialytic technique and ion exchange technique together, by sun, anionic membrane is to sun, anionic selection sees through effect and the ion exchange resin exchange interaction to the water intermediate ion, under effect of electric field, realize the directional migration of water intermediate ion, thereby reach the deep purifying desalination of water, and the hydrogen ion and the hydroxide ion that produce by water electrolysis carry out cyclic regeneration to loaded resin, therefore EDI system water process does not need acid, medicine regeneration is learned in alkalization can produce high-quality ultrapure water continuously, can be widely used in electric power, electronics, medicine, chemical industry, food and field, laboratory.The EDI device generally is made up of electrode, mould heap (cavity block, anode membrane, resin, diluted gasket and dense water dividing plate) and gripping unit.Wherein the material of fresh water and dense water dividing plate and structure are key components.There is following shortcoming in the device of EDI at present: 1, freshwater room is not provided with water-distributing device, and water will produce small viscous flow and short flow phenomenon in flowing, and causes the increase along with working time the phenomenon that irreversible ratio of desalinization descends to occur; 2, current skewness in the freshwater room, ion exchange resin is united easily.3, EDI divides module according to treatment capacity, and is more single, can not carry out flexible because of the requirement of production technique, causes cost too high.Therefore fresh water in the electrodeionization inside and dense water diaphragm structure are carried out the transformation of part at existing problem partial monopoly, obtained certain effect.Be called " a kind of electric deionizer " as name, Granted publication number is the Chinese utility model patent of CN2617760Y, a kind of electric deionizer that is used for water treatment was disclosed on May 26th, 2004, this electric deionizer comprises: water circuit system, gripping unit, electrode device, membrane stack, membrane stack by some films to forming, each film is to by anode membrane, dense water dividing plate, cavity block, diluted gasket is formed, diluted gasket is made up of body and inside casing, filling ion-exchange resin in the inside casing, on the described body original water inlet is arranged, dense water inlet, water outlet, dense water out and utmost point water out, original water inlet and water outlet communicate with being located at intrinsic hollow flow passage respectively, and hollow flow passage and inside casing junction are provided with water distribution board.As patent 200620052180.9 and 200620052181.3 inventors fresh water and dense water dividing plate among its patent 200520052039.4 announced in the past and the 200520052038.X are improved, improved stressed homogeneity, improved water-leaking property make structure more firmly, not yielding; Patent ZL03230478.1 has invented a kind of electric deionizer, and the diluted gasket of this device is not yielding, and the current dynamic resistance is little, has effectively improved the distribution of current; The diluted gasket of 200520117481.0 pairs of electrodeionizations of patent improves, and the cloth tank of the horn-like finedraw type that is progressive relaxation is arranged in its both sides are provided with, and has effectively reduced the generation of eddy current to a certain extent, has improved the distribution of ingress current.But its complex structure on the whole, cost of manufacture is higher, unfavorable popularization.This pair of chamber continuous electrodeionization device of patent ZL02284477.5 is actually and polishing is mixed bed combines with electrodeionization and finish the work in an equipment, and in freshwater room increase layering chamber; Patent ZL200420077411.2 is divided into some inferior chambers with the shin plate with freshwater room, again with its in a plurality of water redistributors are set, inferior chamber is further divided, reduce back mixing.But the increase of inferior chamber has also increased the quantity of shin plate simultaneously in freshwater room, and the shin panel edges place too fast problem of middle flow velocity relatively is not settled properly yet.
Summary of the invention
In order to overcome the defective of prior art, provide a kind of simple in structure, series and parallel is saved the deionizer of equipment cost, but be the utility model discloses a kind of parallel-series formula electric deionizer arbitrarily.
The utility model reaches goal of the invention by following technical solution:
But a kind of parallel-series formula electric deionizer, comprise electrode, mould heap and gripping unit, the mould heap is by anode membrane, dense hydroecium, cavity block and freshwater room are arranged in order composition, positive terminal and negative pole end that the anode membrane of mould heap and cavity block are connected to electrode respectively, potting resin in the freshwater room of mould heap, the mould heap is fixed with gripping unit, it is characterized in that: also be provided with utmost point water communicating aperture on the freshwater room of mould heap, dense water communicating aperture, water outlet, dense water cycle water inlet, original water inlet, fresh water is imported and exported water-distributing device and is crossed filter core, fresh water is imported and exported water-distributing device and crossed filter core all be cellular, crosses the middle part that filter core is embedded in freshwater room, and the both sides up and down of freshwater room are fixing fresh water import and export water-distributing device all, the fresh water of upside is imported and exported water-distributing device and is connected water outlet, the fresh water of downside is imported and exported water-distributing device and is connected original water inlet, and utmost point water communicating aperture and dense water communicating aperture all are positioned at a side of water outlet, and dense water cycle water inlet is positioned at a side of original water inlet.After former water enters freshwater room, the similar Delta Region Jiang Shui that is imported and exported between the water-distributing device by original water inlet and fresh water cushions, the fresh water of being made by cellular material is imported and exported water-distributing device and is crossed the filter core fluid that distributes then, play the effect of water distributor, when former water enters into freshwater room and carries out electrodeionization, run into the cellular material that filled by zwitterion when flowing through locular wall and play the effect that slows down flow velocity, make indoor flow velocity near consistent.
But described parallel-series formula electric deionizer, after former water enters electric deionizer from the hole, through electrode module, pass through battery lead plate respectively, enter mould heap module behind the communicating aperture on anionic membrane and the utmost point hydroecium, show as and pass through cationic membrane successively, dense hydroecium, enter freshwater room behind the communicating aperture of anionic membrane and carry out electrodeionization technology, wherein the mould heap is greater than a unit, and former water enters several such mould heaps, passes through utmost point hydroecium more respectively, the communicating aperture of cationic membrane and electrode enters the left electrodes module, arrive the left side clamping piece, enter similar electric deionizer once more, the tightness system of the total interface of electric deionizer one end is opened, and be connected with the corresponding aperture of next electric deionizer, formation is connected in series.
But described parallel-series formula electric deionizer is characterized in that: bolt and gasket seal are adopted in all imports of one end.
But described parallel-series formula electric deionizer, when former water from from the hole access to plant, same communicating aperture through electrode module enters dense hydroecium, the dense water of part continues by the communicating aperture on the subsequent module, distribute to follow-up dense hydroecium, former water forms fresh water through behind the deionization, produces water by outlet, and the dense water and the utmost point water of generation are all discharged by the hole.
The utility model adopts cellular material to do fresh water, dense hydroecium is imported and exported sparger, because cellular material belongs to porous material, Kong Yukong links to each other and has just formed the runner of water, become countless threads to enter freshwater room the former moisture of import, it can be as small as micron even Nano grade because of the aperture, therefore the specific surface area of runner has the increase of several magnitude, helps fully contacting of former water and resin, has promoted ion-exchange in the microfluid zone greatly.Fresh water chamber inside edge flow velocity is inner very fast, its basic reason is in wall edge smooth, space between yin and yang resin and the wall wants big with respect to the space between the yin and yang resin, therefore for a kind of effective ways that reduce this velocity contrast are exactly, this space difference is reduced.This device is respectively installed a cellular material band in the edge of chamber, can effectively achieve the goal.Differ in the honeycomb aperture, yin and yang resin can be filled the nest hole of larger aperture, the honeycomb of small-bore then with resin and big nest interporal lacuna as runner.Make wall reach consistent with space between resin intermediary space and the resin itself.More than increase the mode of cellular material band at ingress and fresh water, dense hydroecium wall, the problem that can cost-effective solution water inlet current distributes, and remaining in a standstill and the short phenomenon that flows in the chamber in.And the use of this multifunctional material can reduce design, manufacturing and assembly cost, economical rationality.Adopt cellular material to fill the freshwater room inwall, can effectively average its inner flow velocity, the drawback that viscous flow that wall is small and short flow phenomenon and ion exchange resin are united easily; Shrouding to electric deionizer designs, and makes when it can be used as independent use or in parallel the use, also can carry out the series system connection and use, and has enriched the diversity of product.
Can go here and there and link structure: the import and export of the former water of deionizer, dense water, fresh water, utmost point water all design a certain end face at device usually, can only carry out parallel connection and settle when installing.But in actual design and construction, the output of pure water is had different requirements, the model of electric deionizer is divided according to output, and kind is single.Therefore be necessary the Unit Installation mode is carried out the variation design to satisfy the needs of various occasions.The utility model designs the import and export of former water, dense water, fresh water, utmost point water simultaneously at the gripping unit two ends, and designs corresponding sealing bolt.Only need all of the port of an end is all cooperated sealing bolt in parallel or independent use occasion, seal up interface; Only need open all of the port in the series connection occasion, will be connected with the interface of an other table apparatus other end with the total interface of a certain end face of a table apparatus can finish connect and parallel connection between switching.
The beneficial effects of the utility model are: adopt the Multifunction material as water distributor and frame in fresh water and the dense hydroecium, reduced the too fast relatively drawback of common EDI frame fluid, and further can make fluid in the chamber obtain stabilized uniform to flow, avoided the inner ion exchange resin of common EDI unfavorable phenomenon such as unite.Designed a kind of novel EDI constructional device, can be with EDI in of the requirement of different production occasions according to processing parameter, connect or in parallel, obfuscation on the market EDI divide model with treatment capacity, can the flexible at the scene production of carrying out pure water.
Description of drawings
Fig. 1 is the structural representation of the utility model freshwater room;
Fig. 2 is the structural representation that the utility model is connected in series;
Fig. 3 is the structural representation that the utility model is connected in parallel;
Fig. 4 is the structural representation of the utility model bolt seal when being connected in parallel.
Fig. 5 is that the how empty cellular material of the utility model combines synoptic diagram with yin and yang resin
Embodiment
Below further specify the utility model by specific embodiment.
Embodiment 1
But a kind of parallel-series formula electric deionizer, comprise electrode, mould heap and gripping unit, the mould heap is by anode membrane, dense hydroecium, cavity block and freshwater room are arranged in order composition, positive terminal and negative pole end that the anode membrane of mould heap and cavity block are connected to electrode respectively, potting resin in the freshwater room of mould heap, the mould heap is fixed with gripping unit, as shown in Figure 1, concrete structure is: also be provided with utmost point water communicating aperture 34a on the freshwater room 34 of mould heap, dense water is communicated with 34b hole, water outlet 34c, dense water cycle water inlet 34d, original water inlet 34e, fresh water is imported and exported water-distributing device 34f and is crossed filter core 34g, crosses the middle part that filter core 34g is embedded in freshwater room 34, the both sides up and down of freshwater room 34 all fixedly fresh water import and export water-distributing device 34f, the fresh water of upside is imported and exported water-distributing device 34f and is connected water outlet 34c, the fresh water of downside is imported and exported water-distributing device 34f and is connected original water inlet 34e, and utmost point water communicating aperture 34a and dense water communicating aperture 34b are positioned at the side of water outlet 34c, and dense water cycle water inlet 34d is positioned at the side of original water inlet 34e.Fresh water is imported and exported the thickness of water-distributing device 34f than freshwater room 3mm～6mm more than 34, and fresh water is imported and exported water-distributing device 34f and crossed filter core 34g all is cellular, and how empty cellular material combines as shown in Figure 5 with yin and yang resin.After former water enters freshwater room 34, the similar Delta Region Jiang Shui that is imported and exported between the water-distributing device 34f by original water inlet 34e and fresh water cushions, the fresh water of being made by cellular material is imported and exported water-distributing device 34f and is crossed the filter core 34g fluid that distributes then, play the effect of water distributor, when former water enters into freshwater room 34 and carries out electrodeionization, run into the cellular material that filled by zwitterion 34h when flowing through locular wall and play the effect that slows down flow velocity, make indoor flow velocity near consistent.
But a kind of parallel-series formula electric deionizer, as shown in Figure 2, after former water enters electric deionizer from hole 1e, through electrode module 2, pass through battery lead plate 21 respectively, enter mould heap module behind the communicating aperture on anionic membrane 22 and the utmost point hydroecium 23, show as and pass through cationic membrane 33 successively, dense hydroecium 32 enters freshwater room 34 and carries out electrodeionization technology behind the communicating aperture of anionic membrane 31, wherein the mould heap is greater than a unit, former water can enter several such mould heaps, pass through utmost point hydroecium 23 more respectively, the communicating aperture of cationic membrane 22 and battery lead plate 21 enters left electrodes module 2, arrives left side clamping piece 1, enter similar electric deionizer once more, the tightness system of the total interface of electric deionizer one end is opened, and be connected with the corresponding aperture of next electric deionizer, formation is connected in series.When former water from hole 1d access to plant, same communicating aperture through electrode module 2 enters dense hydroecium 32, the dense water of part continues by the communicating aperture on the subsequent module, distribute to follow-up dense hydroecium, former water forms fresh water through behind the deionization, 1c produces water by outlet, and the dense water of generation is discharged by hole 1b, and utmost point water is discharged by hole 1a.The thickness of water-distributing device manys 3mm～6mm than freshwater room and dense hydroecium.Other structures are all same with embodiment 1.
But a kind of parallel-series formula electric deionizer, as shown in Figure 3, from 1d hole access to plant, same communicating aperture through electrode module 2 enters dense hydroecium 32, and the dense water of part continues to distribute to follow-up dense hydroecium by the communicating aperture on the subsequent module, former water forms fresh water through behind the deionization, 1c produces water by outlet, and the dense water of generation is discharged by hole 1b, and utmost point water is discharged by hole 1a.When former water from hole 1d access to plant, same communicating aperture through electrode module 2 enters dense hydroecium 32, the dense water of part continues by the communicating aperture on the subsequent module, distribute to follow-up dense hydroecium, former water forms fresh water through behind the deionization, 1c produces water by outlet, and the dense water of generation is discharged by hole 1b, and utmost point water is discharged by hole 1a.The thickness of water-distributing device manys 3mm～6mm than freshwater room and dense hydroecium.
Claims (2)
1. but parallel-series formula electric deionizer, comprise electrode, mould heap and gripping unit, the mould heap is by anode membrane, dense hydroecium, cavity block and freshwater room are arranged in order composition, positive terminal and negative pole end that the anode membrane of mould heap and cavity block are connected to electrode respectively, potting resin in the freshwater room of mould heap, the mould heap is fixed with gripping unit, it is characterized in that: also be provided with utmost point water communicating aperture (34a) on the freshwater room (34) of mould heap, dense water communicating aperture (34b), water outlet (34c), dense water cycle water inlet (34d), original water inlet (34e), fresh water is imported and exported water-distributing device (34f) and is crossed filter core (34g), fresh water is imported and exported water-distributing device (34f) and crossed filter core (34g) all is cellular, cross the middle part that filter core (34g) is embedded in freshwater room (34), the both sides up and down of freshwater room (34) all fixedly fresh water import and export water-distributing device (34f), the fresh water of upside is imported and exported water-distributing device (34f) and is connected water outlet (34c), the fresh water of downside is imported and exported water-distributing device (34f) and is connected original water inlet (34e), utmost point water communicating aperture (34a) and dense water communicating aperture (34b) all are positioned at a side of water outlet (34c), and dense water cycle water inlet (34d) is positioned at a side of original water inlet (34e).
2. but parallel-series formula electric deionizer as claimed in claim 1 is characterized in that: bolt (51) and pad (52) sealing are adopted in all imports of one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200763695U CN201890791U (en) | 2009-06-16 | 2009-06-16 | Parallel-serial electro-deionization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200763695U CN201890791U (en) | 2009-06-16 | 2009-06-16 | Parallel-serial electro-deionization device |
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| Publication Number | Publication Date |
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| CN201890791U true CN201890791U (en) | 2011-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009200763695U Expired - Fee Related CN201890791U (en) | 2009-06-16 | 2009-06-16 | Parallel-serial electro-deionization device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105523617A (en) * | 2015-12-11 | 2016-04-27 | 宁夏大学 | Capacitive deionization device shell and capacitive deionization device and method |
| CN111675290A (en) * | 2020-06-17 | 2020-09-18 | 江苏科技大学 | Sustainable capacitive deionization seawater desalination system |
-
2009
- 2009-06-16 CN CN2009200763695U patent/CN201890791U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105523617A (en) * | 2015-12-11 | 2016-04-27 | 宁夏大学 | Capacitive deionization device shell and capacitive deionization device and method |
| 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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110706 Termination date: 20130616 |