CN2793938Y - Cascade device of fuel battery unit - Google Patents
Cascade device of fuel battery unit Download PDFInfo
- Publication number
- CN2793938Y CN2793938Y CNU2005201334152U CN200520133415U CN2793938Y CN 2793938 Y CN2793938 Y CN 2793938Y CN U2005201334152 U CNU2005201334152 U CN U2005201334152U CN 200520133415 U CN200520133415 U CN 200520133415U CN 2793938 Y CN2793938 Y CN 2793938Y
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- plate
- cell
- fuel cell
- upper head
- power taking
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Abstract
The utility model relates to a concatenation device for fuel battery units, which is composed of a lower end plate, a connecting plate, an upper end plate and a fastening frame thereof, an insulation isolation plate, an insulating plate, an upper and a lower electricity-extracting plates, and fastening screws, wherein the lower end plate and the connecting plate are fastened by welding or other fastening devices, the upper end plate fastening frame and the connecting plate are fastened by welding or other fastening methods, the insulation isolation plate and the connecting plate are fastened by the fastening screws, and the insulating plate and the electricity-extracting plates are arranged on the upper and the lower end plates. The fuel battery units in the concatenation device are arranged among the upper and the lower end plates, the upper and the lower electricity-extracting plates and the insulation isolation plate, and the upper end plate and the fastening frame thereof are adjusted by the fastening screws according to the assembling pressure of the fuel battery units, so that the stable concatenation device is formed.
Description
Technical field
The utility model relates to a kind of cascade unit of cell of fuel cell, relate in particular to a kind of cascade unit of proton exchanging film fuel cell unit, the joint pin of two end plates is by being welded to connect and the cascade unit of the cell of fuel cell of the reinforcement of anti-torsional deformation.
Background technology
Fuel cell is the device that a kind of chemical energy that will be stored in the fuel is converted to chemical energy by chemical reaction electric energy and heat energy.
Proton Exchange Membrane Fuel Cells is a kind of of fuel cell, its feature is to be that polymeric membrane is as electrolyte with fluorine, the hydrogen proton that galvanic anode produces can pass polymeric membrane and arrive negative electrode, and be reduced there, electronics then is communicated with the battery lead plate of negative electrode by the battery lead plate and the load of anode, forms electric current.The starting time of this fuel cell is short, compact conformation, and noise is low, the power density height, working temperature is 40～80 ℃, is convenient to miniaturization, lightweight, is suitable as the packaged type power supply and uses.
The pem cell unit is made of conductive plate and a mea of two band gas flow guiding grooves.Because the electric energy transfer capability of Proton Exchange Membrane Fuel Cells is directly proportional with the area of proton exchange membrane, therefore, under the situation that pem cell cell translation ability is fixed, in order to obtain bigger electric energy, need be with a plurality of battery unit series connection, be the cascade assembling of many batteries, be referred to as pile after many battery assemblings.
Many battery units cascade of Proton Exchange Membrane Fuel Cells assembling at present is that a plurality of cell of fuel cell are placed in the middle of two end plates, is fixed with screw by many joint pins, and the pressure between two end plates is by the degree of tightness decision (seeing accompanying drawing 1) of two terminal screws.Since between two end plates only from the longitudinal pressure of edge joint post, in use be given a shock or during the power of impact, can cause negative electrode, anode contact-making surface between the cell of fuel cell to change, and the contact-making surface of cell of fuel cell internal electrical pole plate and proton exchange membrane is offset, and causes respond, power taking ability drop.
In addition, a kind of overall package type pem cell technology is Chinese utility model patent 99219220.X, and this patent adopts end cap, box type spare, pile and fastener to constitute (seeing accompanying drawing 2).This technology has solved the antidetonation in the pile use, shock proof problem, but adopts this technology to have following shortcoming:
1: because the lateral fixation that end plate in this technology and box type spare all adopt screw or alternate manner, for cell of fuel cell, owing to be subjected to different pressure, its gauge changes, therefore, this technology can't guarantee the fuel cell overall installation under the different pressures condition.
2: because the box type spare in this technology adopts the sealing shape, can only be used for case type pile, therefore, this technology can't be used for open pile.
Summary of the invention
Deficiency on traditional assemble method, the utility model provides a kind of cascade unit of cell of fuel cell, and this device not only can improve the multidirectional stressed non-deformability of fuel cell pile; Guarantee the fuel cell overall installation under the different pressures condition, can be used in the open pile; Can simplify simultaneously the assembling process of fuel cell, improve efficiency of assembling.
The utility model can be achieved through the following technical solutions:
A kind of cascade unit of cell of fuel cell is characterized in that: described cascade unit comprises bottom plate, jockey, upper head plate, upper head plate fixed frame, insulation division board, insulation board, power taking plate and cell of fuel cell; Described bottom plate and described jockey adopt welding or other fastener to fix; Described upper head plate and described upper head plate fixed frame are fixed by holding screw or other fastening means; Described insulation division board and described jockey adopt holding screw to fix; Between described upper and lower end plate and cell of fuel cell, place described insulation board and described power taking plate successively; Described cell of fuel cell places between described power taking plate and the described insulation division board.
A kind of optimal technical scheme is characterized in that: described jockey is the perpendicular type connecting plate, and the triangle heavy frame is respectively stretched out at two ends up and down; Described insulation division board is a shaped as frame; Described power taking plate is the convex metallic plate.
A kind of optimal technical scheme is characterized in that: described jockey is a tabular, and two ends have the triangle heavy frame up and down; Described insulation division board is a shaped as frame, and the centre has many isolating bars; Described power taking plate is the square metal plate, stretches out a power taking post on described square metal plate one side.
A kind of optimal technical scheme is characterized in that: described jockey is the bathtub construction connecting plate; Described insulation division board is a strip structure; Described power taking plate is shaped as the convex metallic plate.
A kind of optimal technical scheme is characterized in that: it is fluted that edges of boards are isolated in described insulation, is used for fixing cell of fuel cell.
A kind of optimal technical scheme is characterized in that: described jockey is two or more.
A kind of optimal technical scheme is characterized in that: this device of described cascade is single assembling structure, duplex assembling structure or multi-joint assembling structure.
Beneficial effect: with respect to prior art, the cascade unit of cell of fuel cell provided by the utility model not only can improve the multidirectional stressed non-deformability of fuel cell pile; Guarantee the fuel cell overall installation under the different pressures condition, can be used in the open pile; Can simplify simultaneously the assembling process of fuel cell, improve efficiency of assembling.
Below in conjunction with drawings and Examples the utility model is further described, but and does not mean that restriction the utility model protection range.
Description of drawings
Fig. 1 is the structural representation of the cascade unit of existing rod-pulling type proton exchanging film fuel cell unit;
Fig. 2 is the structural representation of the cascade unit of existing overall package type proton exchanging film fuel cell unit;
Fig. 3 is the structural representation of cascade unit of the proton exchanging film fuel cell unit of one of the utility model embodiment;
Fig. 4 is the structural representation after the cascade unit assembling of the proton exchanging film fuel cell unit of one of the utility model embodiment is finished;
Fig. 5 is the structural representation of cascade unit of two the proton exchanging film fuel cell unit of the utility model embodiment;
Fig. 6 is the structural representation of the cascade unit assembling of two the proton exchanging film fuel cell unit of the utility model embodiment after finishing;
Fig. 7 is the structural representation of cascade unit of three the proton exchanging film fuel cell unit of the utility model embodiment;
Fig. 8 is the structural representation of the cascade unit assembling of three the proton exchanging film fuel cell unit of the utility model embodiment after finishing.
Each symbolic representation is as follows in the accompanying drawing:
1 expression bottom plate;
2 connecting rod for indication
3 expression connection boxes
4 expression square connecting plates
The plate shaped connecting plate of 5 expressions
6 expression flute profile connecting plates
7 expression upper head plate fixed frames;
The shaped as frame insulation division board of the no isolating bar of 8,8 ' expression;
The shaped as frame insulation division board of 9,9 ' expression band isolating bar;
10,10 ' expression bar shaped insulation division board
11 expression upper head plates;
12 expression bottom plate insulation boards;
13 expression upper head plate insulation boards;
14,14 ' expression convex power taking plate;
The power taking plate of 15,15 ' expression band band power taking post;
The fixed screw of 16,16 ' expression insulation board and connecting plate;
The fixed screw of 17 expression upper head plates and upper head plate fixed frame;
The one or more cell of fuel cell of 18 expressions;
The fixed screw of 19,19 ' expression connecting plate and bottom plate;
The fixed screw of 20,20 ' expression connecting plate and upper head plate fixed frame.
Embodiment
As shown in Figure 1, be the structural representation of the cascade unit of existing rod-pulling type proton exchanging film fuel cell unit.The cascade unit of described rod-pulling type proton exchanging film fuel cell unit is made up of bottom plate 1, upper head plate 11, cell of fuel cell 18 and connecting rod 2, upper head plate 11 is connected by connecting rod 2 with bottom plate 1, and upper and lower end plate and connecting rod 2 are fixing with cell of fuel cell 18 together.
Since between upper and lower two end plates only from the longitudinal pressure of connecting rod 2, in use be given a shock or during the power of impact, can cause negative electrode, anode contact-making surface between the cell of fuel cell 18 to change, and the contact-making surface of cell of fuel cell internal electrical pole plate and proton exchange membrane is offset, and causes respond, power taking ability drop.
As shown in Figure 2, the structural representation of the cascade unit of existing overall package type proton exchanging film fuel cell unit.The cascade unit of described overall package type proton exchanging film fuel cell unit is made up of bottom plate 1, upper head plate 11 and connection box 3, upper head plate 11 is connected by connection box 3 with bottom plate 1, and upper and lower end plate and connection box 3 are fixing with cell of fuel cell 18 together.Upper and lower end plate and connection box 3 adopt the lateral fixation of screw or alternate manner.
For cell of fuel cell, owing to be subjected to different pressure, its gauge changes, and therefore, it can't guarantee the fuel cell overall installation under the different pressures condition.In addition, because described connection box adopts the sealing shape, can only be used for case type pile (fuel cell).
As shown in Figure 3, be the structural representation of the cascade unit of the proton exchanging film fuel cell unit of one of the utility model embodiment; Fig. 4 is the structural representation after the cascade unit assembling of the proton exchanging film fuel cell unit of one of the utility model embodiment is finished.Its integral body is the square structure, jockey is 4 square connecting plates 4,4 ', square connecting plate 4, the triangle heavy frame is respectively stretched out at two ends about in the of 4 ', be beneficial to increase the stretching resistance and the anti-twist power of device, the lower end with laser welding with square connecting plate 4,4 ' and bottom plate 1 fixing, bottom plate 1 is a square structure, and square connecting plate 4,4 ' upper end and upper head plate fixed frame 7 also adopt laser welding, and upper head plate 11 is connected with upper head plate fixed frame 7 by 6 fixed screws 17; The shaped as frame of no isolating bar insulation division board 8,8 ' is fixed with square connecting plate 4,4 ' by fixed screw 16,16 '; Bottom plate insulation board 12 is a square plate, is placed on the inner face of bottom plate 1 and insulation division board 8,8 ' inside; Upper head plate insulation board 13 is a square plate, is placed on the inner face of upper head plate 11 and insulation division board 8,8 ' inside, is positioned between upper head plate fixed frame 7 and the power taking plate 14 '; Power taking plate 14,14 ' is the metallic plate of convex, is placed on the inner face of end plate insulation board 12,13 up and down and insulation division board 8,8 ' inside respectively, up and down between end plate insulation board 12,13 and the cell of fuel cell 18; Cell of fuel cell 18 be placed on insulation division board 8,8 ' and power taking plate 14,14 ' between.
Fig. 5 is the structural representation of cascade unit of two the proton exchanging film fuel cell unit of the utility model embodiment; Fig. 6 is the structural representation of the cascade unit assembling of two the proton exchanging film fuel cell unit of the utility model embodiment after finishing.Its integral body also is the square structure, different with one of embodiment is: jockey is dull and stereotyped connecting plate 5,5 ', two ends have the triangle heavy frame up and down, the lower end is by fixed screw 19,19 ' with bottom plate 1 fixing after, adopt laser welding again, dull and stereotyped connecting plate 5,5 ' upper end are by fixed screw 20,20 ' with upper head plate fixed frame 7 fixing after, adopt laser welding again; The shaped as frame insulation division board 9 of band isolating bar, 9 ' is fixed with dull and stereotyped connecting plate 5,5 ' by fixed screw 16,16 '; Bottom plate insulation board 12 is a square plate, has two circular holes on the plate, is respectively applied for the power taking post path on fuel passage and the bottom plate power taking plate, is placed on the inner face of bottom plate 1 and insulation division board 9,9 ' inside, between bottom plate 1 and power taking plate 15; Upper head plate insulation board 13 is a square plate, have two circular holes on the plate, be respectively applied for the power taking post path on fuel passage and the upper head plate power taking plate, be placed on the inner face of upper head plate 11 and insulation division board 9,9 ' inside, be positioned between upper head plate fixed frame 7 and the power taking plate 15 '; Power taking plate 15,15 ' is a square metal plate of wearing conductive pole, and cell of fuel cell 18 is placed on insulation division board 9,9 ' and power taking plate 15,15 ' centre.Its assembly method is identical with method among one of the utility model embodiment.
Fig. 7 is the structural representation of cascade unit of three the proton exchanging film fuel cell unit of the utility model embodiment; Fig. 8 is the structural representation of the cascade unit assembling of three the proton exchanging film fuel cell unit of the utility model embodiment after finishing.Different with one of embodiment is: jockey is the connecting plate 6,6 ' of bathtub construction, adopts the connecting plate of 2 bathtub constructions, and the connecting plate of bathtub construction two ends up and down all adopts laser welding mode and bottom plate 1 and upper head plate fixed frame 7 fixing; Adopt 4 bar shapeds insulation division boards 10,10 ', respectively by fixed screw 16,16 ' and the connecting plate 6 of bathtub construction, 6 ' Corner Strapped; Bottom plate insulation board 12 is a square plate, is placed on the inner face of bottom plate 1 and bar shaped insulation division board 10,10 ' inside; Upper head plate insulation board 13 is a square plate, is placed on the inner face of upper head plate 11 and insulation division board 9,9 ' inside, is positioned between upper head plate fixed frame 7 and the power taking plate 15 '; Power taking plate 14,14 ' is the metallic plate of convex, is placed on the inner face of end plate insulation board 12,13 up and down and insulation division board 8,8 ' inside respectively, up and down between end plate insulation board 12,13 and the cell of fuel cell 18.Its assembly method is identical with method among one of the utility model embodiment.
Claims (10)
1. the cascade unit of a cell of fuel cell is characterized in that: described cascade unit comprises bottom plate, jockey, upper head plate, upper head plate fixed frame, insulation division board, insulation board, power taking plate and cell of fuel cell; Described bottom plate and jockey adopt welding or other fastener to fix; Described upper head plate and described upper head plate fixed frame are fixed by holding screw or other fastening means; Described insulation division board and described jockey adopt holding screw to fix; Between described upper and lower end plate and cell of fuel cell, place insulation board and power taking plate successively; Described cell of fuel cell places between described power taking plate and the described insulation division board.
2. the cascade unit of cell of fuel cell as claimed in claim 1, it is characterized in that: described jockey is the perpendicular type connecting plate, and the triangle heavy frame is respectively stretched out at two ends up and down; Described insulation division board is the shaped as frame structure; Described power taking plate is shaped as the convex metallic plate.
3. the cascade unit of cell of fuel cell as claimed in claim 1, it is characterized in that: described jockey is a tabular, and two ends have the triangle heavy frame up and down; Described insulation division board is the shaped as frame structure, and the centre has many isolating bars; Described power taking plate is shaped as the square metal plate, stretches out a power taking post on the metallic plate one side.
4. the cascade unit of cell of fuel cell as claimed in claim 1, it is characterized in that: described jockey is the bathtub construction connecting plate; Described insulation division board is a strip structure.
5. the cascade unit of cell of fuel cell as claimed in claim 1 is characterized in that: it is fluted that edges of boards are isolated in described insulation, is used for fixing cell of fuel cell.
6. the cascade unit of cell of fuel cell as claimed in claim 1 is characterized in that: described jockey is two or more.
7. the cascade unit of cell of fuel cell as claimed in claim 1, it is characterized in that: this device of described cascade is single assembling structure, duplex assembling structure or multi-joint assembling structure.
8, a kind of cascade unit of cell of fuel cell is characterized in that: described cascade unit comprises bottom plate, jockey, upper head plate, upper head plate fixed frame, insulation division board, insulation board, power taking plate and cell of fuel cell; Described jockey is a root square connecting plate, the square connecting plate respectively stretches out the triangle heavy frame in two ends up and down, be beneficial to increase the stretching resistance and the anti-twist power of device, the lower end is fixed square connecting plate and bottom plate with laser welding, bottom plate is a square structure, the upper end of square connecting plate and upper head plate fixed frame also adopt laser welding, and upper head plate is connected with the upper head plate fixed frame by fixed screw; The shaped as frame insulation division board of no isolating bar is fixed by fixed screw and square connecting plate; The bottom plate insulation board is a square plate, is placed on the inside of the inner face and the insulation division board of bottom plate; The upper head plate insulation board is a square plate, is placed on the inside of the inner face and the insulation division board of upper head plate, between upper head plate fixed frame and power taking plate; The power taking plate is the metallic plate of convex, and the inside of the inner face of end plate insulation board and insulation division board about being placed on respectively is up and down between end plate insulation board and the cell of fuel cell; Cell of fuel cell is placed between insulation division board and the power taking plate.
9, a kind of cascade unit of cell of fuel cell is characterized in that: described cascade unit comprises bottom plate, jockey, upper head plate, upper head plate fixed frame, insulation division board, insulation board, power taking plate and cell of fuel cell; Described jockey is dull and stereotyped connecting plate, two ends have the triangle heavy frame up and down, and laser welding is adopted after fixing by fixed screw and bottom plate again in the lower end, laser welding is adopted after fixing by fixed screw and upper head plate fixed frame again in the upper end of dull and stereotyped connecting plate; The shaped as frame insulation division board of band isolating bar is fixed by fixed screw and dull and stereotyped connecting plate; The bottom plate insulation board is a square plate, has two circular holes on the plate, is respectively applied for the power taking post path on fuel passage and the bottom plate power taking plate, is placed on the inside of the inner face and the insulation division board of bottom plate, between bottom plate and power taking plate; The upper head plate insulation board is a square plate, has two circular holes on the plate, is respectively applied for the power taking post path on fuel passage and the upper head plate power taking plate, is placed on the inside of the inner face and the insulation division board of upper head plate, between upper head plate fixed frame and power taking plate; The power taking plate is a square metal plate of wearing the power taking post; Cell of fuel cell is placed on the centre of insulation division board and power taking plate.
10, a kind of cascade unit of cell of fuel cell is characterized in that: described cascade unit comprises bottom plate, jockey, upper head plate, upper head plate fixed frame, insulation division board, insulation board, power taking plate and cell of fuel cell; Described jockey is the connecting plate of bathtub construction, and the connecting plate of bathtub construction all adopts laser welding mode and bottom plate and upper head plate fixed frame to fix in two ends up and down; Adopt bar shaped insulation division board, respectively the Corner Strapped of the connecting plate by fixed screw and bathtub construction; The bottom plate insulation board is a square plate, is placed on the inside of the inner face and the bar shaped insulation division board of bottom plate; The upper head plate insulation board is a square plate, is placed on the inside of the inner face and the insulation division board of upper head plate, between upper head plate fixed frame and power taking plate; The power taking plate is the metallic plate of convex, and the inside of the inner face of end plate insulation board and insulation division board about being placed on respectively is up and down between end plate insulation board and the cell of fuel cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201334152U CN2793938Y (en) | 2005-09-29 | 2005-11-22 | Cascade device of fuel battery unit |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200520127613 | 2005-09-29 | ||
| CN200520127613.8 | 2005-09-29 | ||
| CNU2005201334152U CN2793938Y (en) | 2005-09-29 | 2005-11-22 | Cascade device of fuel battery unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2793938Y true CN2793938Y (en) | 2006-07-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201334152U Expired - Lifetime CN2793938Y (en) | 2005-09-29 | 2005-11-22 | Cascade device of fuel battery unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2793938Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347505A (en) * | 2010-07-26 | 2012-02-08 | 本田技研工业株式会社 | Fuel cell stack having tightening members |
| CN105304925A (en) * | 2015-11-27 | 2016-02-03 | 上海空间电源研究所 | Fuel cell stack assembly device |
| CN109560315A (en) * | 2018-12-25 | 2019-04-02 | 浙江锋源氢能科技有限公司 | Fuel cell electricity getting device |
| CN110504469A (en) * | 2018-05-16 | 2019-11-26 | 嘉兴市兆业新能源技术有限公司 | A kind of integrated form methane fuel cell convenient for assembling |
-
2005
- 2005-11-22 CN CNU2005201334152U patent/CN2793938Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347505A (en) * | 2010-07-26 | 2012-02-08 | 本田技研工业株式会社 | Fuel cell stack having tightening members |
| CN102347505B (en) * | 2010-07-26 | 2014-05-07 | 本田技研工业株式会社 | Fuel cell stack having tightening members |
| CN105304925A (en) * | 2015-11-27 | 2016-02-03 | 上海空间电源研究所 | Fuel cell stack assembly device |
| CN105304925B (en) * | 2015-11-27 | 2018-02-02 | 上海空间电源研究所 | A kind of fuel cell pile assembles device |
| CN110504469A (en) * | 2018-05-16 | 2019-11-26 | 嘉兴市兆业新能源技术有限公司 | A kind of integrated form methane fuel cell convenient for assembling |
| CN110504469B (en) * | 2018-05-16 | 2024-04-19 | 浙江暖阳科技有限公司 | Integrated methane fuel cell convenient to equipment |
| CN109560315A (en) * | 2018-12-25 | 2019-04-02 | 浙江锋源氢能科技有限公司 | Fuel cell electricity getting device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIME TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: QINGYUAN ELECTROMECHANICAL APPARATUS CO., LTD., LANGFANG Effective date: 20060728 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20060728 Address after: Research Institute of Beijing city Haidian District 100083 No. 30 Xueyuan Road Beikeda robot Patentee after: Time Science & Technology Co., Ltd. Address before: 065001 1 floor, Wantong Industrial Building, Ziwei Road, Langfang Development Zone, Hebei Patentee before: Qingyuan Electromechanical Apparatus Co., Ltd., Langfang |
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| ASS | Succession or assignment of patent right |
Owner name: BEIJING INSTITUTE OF TECHNOLOGY SPACE LAUNCH Free format text: FORMER OWNER: TIME TECHNOLOGY CO., LTD. Effective date: 20080104 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080104 Address after: Box 71, box 9200, zip code: 100076, Beijing Patentee after: Beijing aerospace Emission Technology Institute Address before: Beijing Institute of Haidian District City, No. 30 Xueyuan Road Beikeda robot, zip code: 100083 Patentee before: Time Science & Technology Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20060705 |
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| EXPY | Termination of patent right or utility model |