CN206858232U - A kind of EDI devices - Google Patents
A kind of EDI devices Download PDFInfo
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- CN206858232U CN206858232U CN201720413363.7U CN201720413363U CN206858232U CN 206858232 U CN206858232 U CN 206858232U CN 201720413363 U CN201720413363 U CN 201720413363U CN 206858232 U CN206858232 U CN 206858232U
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- China
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- groove
- pressure strip
- dividing plate
- hole
- amberplex
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
A kind of EDI devices disclosed in the utility model, the amberplex is fixed on by pressure strip in the circumferential edge of the hollow hole of dividing plate, the dividing plate is circumferentially with the first groove along hollow hole, the thickness of the pressure strip is less than the depth of the first groove, the pressure strip is provided with first through hole, the upper surface of the dividing plate is provided with the second groove to match with the position of first through hole, and the pressure strip is fixed on realization in the second groove through first through hole by fastener and is detachably connected.Amberplex is fixed by pressure strip and is unlikely to deform in the circumferential edge of dividing plate hollow hole, amberplex；Pressure strip, which is detachably fixed, to be connected on dividing plate, is readily disassembled cleaning, while is connected between the bottom wall of the first groove and side wall for circular arc transition, is easy to clean the dirt at the first groove dead angle；The lower surface week of the pressure strip is provided with the second groove, and second groove is arc groove, reduces the replacement cost of amberplex.
Description
Technical field
EDI engineering device technique fields are the utility model is related to, more particularly to are worked suitable for lithium EDI devices high current charge-discharge
The EDI devices with radiating effect.
Background technology
EDI Purewater Techniques turn into produces the ultrapure hydraulic art that ultra-pure water is most economical, most environmentally friendly at present, it is not necessary to is entered with soda acid
Row regeneration side shell continuously produces ultra-pure water, to environment without destructiveness；And EDI pure water device spaces are small, eliminate mixed
Bed and regenerating unit, produce water continuous-stable, and effluent characteristics are high.
EDI (Electrode ionization) is electric desalination method, is using in mixture iron exchange resin absorption feedwater
Zwitterion, while these adsorbed ions again in the presence of DC voltage, respectively through anion and cation exchange membrane and
The process being removed.
EDI modules include anode, negative electrode and the amberplex composition between anode and negative electrode, the ion exchange
Film includes cation-exchange membrane and anion-exchange membrane, and the structure design of usual EDI membrane stacks is negative electrode, the anion arranged successively
Exchange membrane, cation-exchange membrane, anion-exchange membrane and anode, the amberplex will be divided into pole water between negative electrode and anode
Room, concentrated water room, freshwater room, concentrated water room, freshwater room and pole hydroecium, anode membrane repels anion in water and Liquidity limit, cavity block are arranged
Cation in hydrophobic, and adsorpting anion.In the presence of outer DC electric field, the ion in freshwater room does directional migration, sun
Ion is run through anode membrane to negative pole direction, and is stopped by cavity block in concentrated water room.Anion is through cavity block and to positive extreme direction
Motion, and stopped by anode membrane in concentrated water room, so as to reach the purpose of desalination, the water of purifying is discharged from freshwater room.
EDI is usually because the heat damage of amberplex and consumption need to change and clear up, traditional amberplex
Directly it is embedded in the groove of dividing plate, fixed effect is bad, is easily deformed and causes EDI Module Fails.
Utility model content
To solve problem above, the utility model provides the EDI devices that when high current works, can effectively radiate.
A kind of EDI devices, including anode and negative electrode, multiple dividing plates between anode and negative electrode, and by dividing plate every
The first pole hydroecium from anode to cathode direction, spaced concentrated water room and the freshwater room opened and the second pole hydroecium, ion are handed over
Change in the circumferential edge for the hollow hole that film is fixed on dividing plate by pressure strip,
Be circumferentially with first groove of the dividing plate along hollow hole, the thickness of the pressure strip are less than the depth of the first groove
Degree, the pressure strip are provided with first through hole, and the upper surface of the dividing plate is provided with match with the position of first through hole second
Groove, the pressure strip are fixed on realization in the second groove through first through hole by fastener and are detachably connected.
As preferred embodiment of the present utility model, the width of the pressure strip is the 1/6-1/4 of spacer width.
As preferred embodiment of the present utility model, side wall and the bottom wall of first groove are that circular arc transition is connected,
The bottom wall fits in the lower surface of pressure strip.
As preferred embodiment of the present utility model, the lower surface of the pressure strip is provided with along the circumferentially disposed of hollow hole
The 3rd groove.
As preferred embodiment of the present utility model, the 3rd groove is 15 °~45 ° of arc groove.
The beneficial effects of the utility model are as follows：
The 1st, amberplex is fixed on to the circumferential position of bulkhead through-hole by pressure strip, fix smooth firm 2, first
Groove is the design of non through hole, does not have after pressure strip removes by moisture and ion into corrosion from dividing plate, changes ion friendship
It is convenient and swift to change film,
3rd, it is simple and convenient that the dirt that accumulates is cleaned on dividing plate.
Brief description of the drawings
Below in conjunction with the accompanying drawings, by the way that specific embodiment of the present utility model is described in detail, will make of the present utility model
Technical scheme and other beneficial effects are apparent.
Fig. 1 is the structural representation of dividing plate；
Fig. 2 is compression plate structure schematic diagram；
Fig. 3 is the structural representation for compressing back；
Fig. 4 is the structural representation of amberplex；
Fig. 5 is that the utility model embodiment intermediate ion exchange membrane is fixed and the structural representation on dividing plate by pressure strip.
Main element symbol description：
10th, dividing plate；11st, the first groove；12nd, the second groove；20th, pressure strip；22nd, first through hole；23rd, the 3rd groove；
30th, amberplex.
Embodiment
The technological means and its effect taken for further elaboration the utility model, below in conjunction with of the present utility model
Preferred embodiment and its accompanying drawing are described in detail.
Fig. 1-5, a kind of EDI devices, including anode and negative electrode are refer to, multiple dividing plates between anode and negative electrode
10, and the first pole hydroecium from anode to cathode direction, spaced concentrated water room and the freshwater room that are separated from dividing plate 10 and
Second pole hydroecium, in the circumferential edge for the hollow hole that the amberplex 30 is fixed on dividing plate 10 by pressure strip 20,
Be circumferentially with first groove 11 of the dividing plate 10 along hollow hole, the thickness of the pressure strip 20 are recessed less than first
The depth of groove 11, the pressure strip 20 are provided with first through hole 22, and the upper surface of the dividing plate 10 is provided with and first through hole 22
The second groove 12 that position matches, the pressure strip 20 are fixed in the second groove 12 by fastener through first through hole 22
Realization is detachably connected.The non through hole design of second groove 12 allows pressure strip 20 to be removably connected to dividing plate 10
On, while the isolation waterproof effect between the space between adjacent pole hydroecium of dividing plate 10, freshwater room, concentrated water room is not influenceed.
First groove 11 is " L " types, connected between the side wall and bottom wall of the first groove 11 for circular arc transition, installation
When, the edge of amberplex 30 is attached on the bottom wall of the first groove 11, then by pressure strip 20 plus invest amberplex 30
On, pressure strip 20 is fixed with dividing plate 10, amberplex 30 is fixed on dividing plate 10 by fastener；Need clear
Wash EDI modules or change amberplex 30 when, pressure strip 20 is disassembled from dividing plate 10, realize it is convenient and simple,
Fixation, amberplex 30 smooth fixation and hollow hole of dividing plate 10 under the uniform pressure effect of pressure strip 20 are circumferential
Edge, in time EDI modules be in long-time high current low discharge operation in the case of, EDI amberplexes 30 be not easy to by
Thermal deformation.
The width of the pressure strip 20 is the 1/6-1/4 of the width of dividing plate 10.Pressure strip 20 is by the circumference of amberplex 30
The part at edge is fixed and clamped on dividing plate 10, and good fixing effect, amberplex 30 is made in the uniform pressure of pressure strip 20
Under, smooth setting and the circumferential edge of the hollow hole of dividing plate 10.
The side wall of first groove 11 is that circular arc transition is connected with bottom wall.Conveniently when carrying out the cleaning of EDI modules, clearly
The dirt of the dead angle position of the first groove 11 accumulation is managed, cleaning is convenient, safeguards simple.
The lower surface of the pressure strip 20 is provided with the 3rd circumferentially disposed groove 23 along hollow hole.3rd groove
23 be 15 °~45 ° of arc groove.The space of the arc groove be easy to EDI modules for a long time carry out pure water during, from
The dirt accumulated on proton exchange 30 is accumulated in the slot space of arc groove, reduces ion filter of the dirt to amberplex 30
Influential effect, extend the cycle time of EDI membrane stacks cleaning, reduce the damage replacement cost of cleaning cost and amberplex 30.
EDI devices disclosed in the utility model, amberplex 30 is fixed in dividing plate 10 by pressure strip 20
The circumferential edge of emptying aperture, amberplex 30 is smooth under the uniform pressure effect of pressure strip 20 to be fixed on dividing plate 10, big
In the During Process of Long-term Operation of electric current low discharge, it is unlikely to deform；Pressure strip 20, which is detachably fixed, to be connected on dividing plate 10, is readily disassembled
Cleaning, while connected between the bottom wall of the first groove 11 and side wall for circular arc transition, it is easy to clean the dead angle of the first groove 11
Dirt；The lower surface week of the pressure strip 20 is provided with the second groove 12, and second groove 12 is arc groove, for entering in EDI
During row pure water, dirt is accumulated, reduces the replacing of damage and amberplex 30 of the foreign matter accumulation to amberplex 30
Cost.
It is described above, for the person of ordinary skill of the art, can according to the technical solution of the utility model and
Technical concept makes other various corresponding changes and deformation, and all these changes and deformation should all belong to the utility model power
The protection domain that profit requires.
Claims (5)
1. a kind of EDI devices, including anode and negative electrode, multiple dividing plates between anode and negative electrode, and separated by dividing plate
The first pole hydroecium from anode to cathode direction, spaced concentrated water room and freshwater room and the second pole hydroecium, its feature exist
In, amberplex is fixed on by pressure strip in the circumferential edge of the hollow hole of dividing plate,
Be circumferentially with first groove of the dividing plate along hollow hole, the thickness of the pressure strip are less than the depth of the first groove,
The pressure strip is provided with first through hole, the upper surface of the dividing plate be provided with match with the position of first through hole it is second recessed
Groove, the pressure strip are fixed on realization in the second groove through first through hole by fastener and are detachably connected.
2. EDI devices according to claim 1, it is characterised in that the width of the pressure strip is the 1/6- of spacer width
1/4。
3. EDI devices according to claim 1, it is characterised in that the side wall of first groove and bottom wall are circular arc
Transition connects, and the bottom wall fits in the lower surface of pressure strip.
4. EDI devices according to claim 1, it is characterised in that the lower surface of the pressure strip is provided with along hollow hole
The 3rd circumferentially disposed groove.
5. EDI devices according to claim 4, it is characterised in that the 3rd groove is 15 °~45 ° of arc groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720413363.7U CN206858232U (en) | 2017-04-19 | 2017-04-19 | A kind of EDI devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720413363.7U CN206858232U (en) | 2017-04-19 | 2017-04-19 | A kind of EDI devices |
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| Publication Number | Publication Date |
|---|---|
| CN206858232U true CN206858232U (en) | 2018-01-09 |
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ID=60817727
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720413363.7U Active CN206858232U (en) | 2017-04-19 | 2017-04-19 | A kind of EDI devices |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108658354A (en) * | 2018-06-15 | 2018-10-16 | 无锡容大环境科技有限公司 | The Boiler water Feeding System system of high concentrtion |
| CN115436559A (en) * | 2022-09-28 | 2022-12-06 | 中国核动力研究设计院 | Electrolytic anti-blocking leacheate generating device |
-
2017
- 2017-04-19 CN CN201720413363.7U patent/CN206858232U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108658354A (en) * | 2018-06-15 | 2018-10-16 | 无锡容大环境科技有限公司 | The Boiler water Feeding System system of high concentrtion |
| CN115436559A (en) * | 2022-09-28 | 2022-12-06 | 中国核动力研究设计院 | Electrolytic anti-blocking leacheate generating device |
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