CN202616346U - Termination electrode device for flow batteries - Google Patents
Termination electrode device for flow batteries Download PDFInfo
- Publication number
- CN202616346U CN202616346U CN2012201593797U CN201220159379U CN202616346U CN 202616346 U CN202616346 U CN 202616346U CN 2012201593797 U CN2012201593797 U CN 2012201593797U CN 201220159379 U CN201220159379 U CN 201220159379U CN 202616346 U CN202616346 U CN 202616346U
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- China
- Prior art keywords
- termination electrode
- current collection
- copper coin
- collection copper
- flow battery
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The utility model discloses a termination electrode device for flow batteries. The termination electrode device comprises a termination electrode frame (1) and a thickened termination electrode (2). The center of the termination electrode frame (1) is provided with a rectangular hollow region, and the thickened termination electrode (2) is fixed in the rectangular hollow region of the termination electrode frame (1); one side of the thickened termination electrode (2) is provided with a current collection copper plate (3) fixedly connected with the thickened termination electrode (2), the current collection copper plate (3) is provided with a wiring terminal (4); one side of the current collection copper plate (3), provided with the wiring terminal (4), is provided with an insulating board (5); and the insulating board (5) and the termination electrode frame (1) are connected together by bolts. According to the termination electrode device provided by the utility model, the problems that a battery with a bipolar structure has poor size stability of a termination electrode plate and bad contact between the wiring terminal and the current collection copper plate are solved, the service life of the batteries can be effectively prolonged, and the processing technology of the batteries can be simplified. The termination electrode device has the advantages of thin current collection plate and low resistance.
Description
Technical field
The utility model relates to a kind of termination electrode device, and particularly a kind of termination electrode device that is used for flow battery belongs to the flow battery field.
Background technology
In the prior art, compare with unipolarity structure battery, twin-stage property structure battery has littler volume and weight, therefore has higher volumetric specific energy and specific energy.The bipolar structure battery has lower production cost simultaneously, and the battery structure parts have recuperability, can work at normal temperatures and good charge-discharge characteristic.
But the termination electrode board size poor stability of traditional bipolar structure battery, the voltage efficiency and the energy efficiency of battery are low, and the useful life of battery is short simultaneously.And traditional termination electrode plate is thinner, and the bromine in the electric liquid is easy to see through conductive plastics corrosion current collection copper coin.The situation of loose contact often appears in the binding post of traditional bipolar structure battery and current collection copper coin.
In addition, traditional current collection copper coin all be hot pressing in collector plate, so not only complex technical process but also collector plate are thicker, resistance is bigger.
The utility model content
The purpose of the utility model is; A kind of termination electrode device that is used for flow battery is provided; It can effectively solve the stable difference of termination electrode board size of bipolar structure battery and the problem of binding post and the loose contact of current collection copper coin; It can effectively improve the useful life of battery, simplifies the processing technology of battery.It is thin to have collector plate, the advantage that resistance is little.
The technical scheme of the utility model: a kind of termination electrode device that is used for flow battery; Comprise termination electrode frame and upset end electrode, the center of termination electrode frame is provided with a rectangle hollow zone, and the upset end electrode is fixed in the rectangle hollow zone of termination electrode frame; One side of upset end electrode is provided with the current collection copper coin that is fixedly connected with it; The current collection copper coin is provided with binding post, and the side that the current collection copper coin is provided with binding post is provided with insulation board, and insulation board and termination electrode frame link together through bolt.
The aforesaid this termination electrode device that is used for flow battery, said upset end electrode is formed by stacking 2～5 layers of conductive plastics, is provided with glass layer between the adjacent two layers conductive plastics.
The aforesaid this termination electrode device that is used for flow battery, said upset end electrode is formed by stacking 3 layers of conductive plastics.
The aforesaid this termination electrode device that is used for flow battery, the surface of glass layer is provided with active carbon layer or graphite linings.
The aforesaid this termination electrode device that is used for flow battery is provided with supercharging carbon felt or elastic caoutchouc between current collection copper coin and the insulation board.
The aforesaid this termination electrode device that is used for flow battery is equipped with sprue on four angles of termination electrode frame and insulation board, is equipped with a viton seal ring on each sprue.
The aforesaid this termination electrode device that is used for flow battery, the connected mode of current collection copper coin and binding post are spot welding or riveted joint.
Compared with prior art, because termination electrode adopts the moulding of multilayer conductive plastics hot pressing mode, and adds enhancing type materials such as carbon fiber or glass fiber between the multilayer conductive plastics, make termination electrode that enough intensity arranged.Conductive plastics carries out activation processing to its surface before hot pressing, between conductive plastics, add activated carbon simultaneously, has effectively increased the conductivity of termination electrode.
Because binding post and current collection copper coin use spot welding machine to carry out spot welding or through riveted way the two are closely linked together; And before spot welding or riveted joint, need the contact portion of pair of wire connection terminals and current collection copper coin to carry out surface treatment; Remove the oxide layer of contact portion, efficiently solve the problem of traditional wired terminal and the easy loose contact of current collection copper coin.
Because elastic materials such as interpolation supercharging carbon felt or silicone rubber kinds between insulation board and current collection copper coin, guaranteed that effectively insulation board and termination electrode frame can give current collection copper coin and the enough thrusts of termination electrode before sturdy compressing.
Adopt the sealing of viton seal ring simultaneously, guarantee that effectively electrolyte can not leak at electrolysis sprue between termination electrode frame and the insulation board and between insulation board and the end plate.
Description of drawings
Fig. 1 is the structural representation of termination electrode;
Fig. 2 is the structural representation that sprue is provided with viton seal ring;
Fig. 3 is the structural representation of upset end electrode.
Being labeled as in the accompanying drawing: 1-termination electrode frame, 2-upset end electrode, 3-current collection copper coin, 4-binding post, 5-insulation board, 6-conductive plastics, 7-glass layer, 8-active carbon layer, 9-supercharging carbon felt, 10-sprue, 11-viton seal ring.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described, but not as the foundation to the utility model restriction.
The embodiment 1 of the utility model: shown in Fig. 1～3; A kind of termination electrode device that is used for flow battery; Comprise termination electrode frame 1 and upset end electrode 2, the center of termination electrode frame 1 is provided with a rectangle hollow zone, and upset end electrode 2 is fixed in the rectangle hollow zone of termination electrode frame 1; One side of upset end electrode 2 is provided with the current collection copper coin 3 that is fixedly connected with it; Current collection copper coin 3 is provided with binding post 4, and the side that current collection copper coin 3 is provided with binding post 4 is provided with insulation board 5, and insulation board 5 and termination electrode frame 1 link together through bolt.
Upset end electrode 2 is formed by stacking 2 layers of conductive plastics 6, is provided with glass layer 7 between the adjacent two layers conductive plastics 6.The surface of glass layer 7 is provided with active carbon layer 8.Be provided with supercharging carbon felt 9 between current collection copper coin 3 and the insulation board 5.
Be equipped with sprue 10 on four angles of termination electrode frame 1 and insulation board 5, be equipped with a viton seal ring 11 on each sprue 10.Current collection copper coin 3 is spot welding with the connected mode of binding post 4.
The embodiment 2 of the utility model: shown in Fig. 1～3; A kind of termination electrode device that is used for flow battery; Comprise termination electrode frame 1 and upset end electrode 2, the center of termination electrode frame 1 is provided with a rectangle hollow zone, and upset end electrode 2 is fixed in the rectangle hollow zone of termination electrode frame 1; One side of upset end electrode 2 is provided with the current collection copper coin 3 that is fixedly connected with it; Current collection copper coin 3 is provided with binding post 4, and the side that current collection copper coin 3 is provided with binding post 4 is provided with insulation board 5, and insulation board 5 and termination electrode frame 1 link together through bolt.
Upset end electrode 2 is formed by stacking 3 layers of conductive plastics 6, is provided with glass layer 7 between the adjacent two layers conductive plastics 6.The surface of glass layer 7 is provided with graphite linings.Be provided with elastic caoutchouc between current collection copper coin 3 and the insulation board 5.
Be equipped with sprue 10 on four angles of termination electrode frame 1 and insulation board 5, be equipped with a viton seal ring 11 on each sprue 10.Current collection copper coin 3 is riveted joint with the connected mode of binding post 4.
The embodiment 3 of the utility model: shown in Fig. 1～3; A kind of termination electrode device that is used for flow battery; Comprise termination electrode frame 1 and upset end electrode 2, the center of termination electrode frame 1 is provided with a rectangle hollow zone, and upset end electrode 2 is fixed in the rectangle hollow zone of termination electrode frame 1; One side of upset end electrode 2 is provided with the current collection copper coin 3 that is fixedly connected with it; Current collection copper coin 3 is provided with binding post 4, and the side that current collection copper coin 3 is provided with binding post 4 is provided with insulation board 5, and insulation board 5 and termination electrode frame 1 link together through bolt.
Upset end electrode 2 is formed by stacking 5 layers of conductive plastics 6, is provided with glass layer 7 between the adjacent two layers conductive plastics 6.The surface of glass layer 7 is provided with active carbon layer 8.Be provided with elastic caoutchouc between current collection copper coin 3 and the insulation board 5.
Be equipped with sprue 10 on four angles of termination electrode frame 1 and insulation board 5, be equipped with a viton seal ring 11 on each sprue 10.Current collection copper coin 3 is spot welding with the connected mode of binding post 4.
Claims (7)
1. termination electrode device that is used for flow battery; It is characterized in that: comprise termination electrode frame (1) and upset end electrode (2); The center of termination electrode frame (1) is provided with a rectangle hollow zone; Upset end electrode (2) is fixed in the rectangle hollow zone of termination electrode frame (1), and a side of upset end electrode (2) is provided with the current collection copper coin (3) that is fixedly connected with it, and current collection copper coin (3) is provided with binding post (4); The side that current collection copper coin (3) is provided with binding post (4) is provided with insulation board (5), and insulation board (5) links together through bolt with termination electrode frame (1).
2. a kind of termination electrode device that is used for flow battery according to claim 1, it is characterized in that: said upset end electrode (2) is formed by stacking 2～5 layers of conductive plastics (6), is provided with glass layer (7) between the adjacent two layers conductive plastics (6).
3. a kind of termination electrode device that is used for flow battery according to claim 2, it is characterized in that: said upset end electrode (2) is formed by stacking 3 layers of conductive plastics (6).
4. a kind of termination electrode device that is used for flow battery according to claim 2, it is characterized in that: the surface of glass layer (7) is provided with active carbon layer (8) or graphite linings.
5. according to claim 1 or 2 or 4 described a kind of termination electrode devices that are used for flow battery, it is characterized in that: be provided with supercharging carbon felt (9) or elastic caoutchouc between current collection copper coin (3) and the insulation board (5).
6. a kind of termination electrode device that is used for flow battery according to claim 5 is characterized in that: be equipped with sprue (10) on four angles of termination electrode frame (1) and insulation board (5), be equipped with a viton seal ring (11) on each sprue (10).
7. according to claim 1 or 6 described a kind of termination electrode devices that are used for flow battery, it is characterized in that: current collection copper coin (3) is spot welding or riveted joint with the connected mode of binding post (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201593797U CN202616346U (en) | 2012-04-13 | 2012-04-13 | Termination electrode device for flow batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201593797U CN202616346U (en) | 2012-04-13 | 2012-04-13 | Termination electrode device for flow batteries |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202616346U true CN202616346U (en) | 2012-12-19 |
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ID=47350016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201593797U Withdrawn - After Issue CN202616346U (en) | 2012-04-13 | 2012-04-13 | Termination electrode device for flow batteries |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202616346U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623722A (en) * | 2012-04-13 | 2012-08-01 | 北京百能汇通科技股份有限公司 | Termination electrode device and preparation method for flow batteries |
| CN117096370A (en) * | 2023-10-17 | 2023-11-21 | 江苏恒安储能科技有限公司 | Novel flow battery terminal electrode and flow battery assembled by same |
-
2012
- 2012-04-13 CN CN2012201593797U patent/CN202616346U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102623722A (en) * | 2012-04-13 | 2012-08-01 | 北京百能汇通科技股份有限公司 | Termination electrode device and preparation method for flow batteries |
| CN102623722B (en) * | 2012-04-13 | 2014-06-18 | 北京百能汇通科技股份有限公司 | Termination electrode device and preparation method for flow batteries |
| CN117096370A (en) * | 2023-10-17 | 2023-11-21 | 江苏恒安储能科技有限公司 | Novel flow battery terminal electrode and flow battery assembled by same |
| CN117096370B (en) * | 2023-10-17 | 2024-01-09 | 江苏恒安储能科技有限公司 | Novel flow battery terminal electrode and flow battery assembled by same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121219 Effective date of abandoning: 20140618 |
|
| RGAV | Abandon patent right to avoid regrant |