CN209418632U - A kind of power output end sub-component of fuel cell - Google Patents
A kind of power output end sub-component of fuel cell Download PDFInfo
- Publication number
- CN209418632U CN209418632U CN201920063448.6U CN201920063448U CN209418632U CN 209418632 U CN209418632 U CN 209418632U CN 201920063448 U CN201920063448 U CN 201920063448U CN 209418632 U CN209418632 U CN 209418632U
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- China
- Prior art keywords
- connecting terminal
- power supply
- end plate
- fuel cell
- collector plate
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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
Abstract
The utility model belongs to the structure of the power output terminal of hydrogen fuel cell technical field more particularly to fuel cell；It include: power supply collector plate, insulating film, end plate, it is characterized in that: being provided with connecting terminal in the centre of power supply collector plate, the connecting terminal is in the form of a column and axis is vertical with the plane of power supply collector plate, in the centre of insulating film, end plate, it is provided with centre bore corresponding with connecting terminal；Insulation sleeve is arranged between the center bore inner wall of end plate and the outer wall of connecting terminal in the centre bore that connecting terminal in power supply collector plate is sequentially passed through to insulating film, end plate, prevents connecting terminal and end plate short circuit；After this programme, since electric current is from the circumferential center flow of power supply collector plate four, effectively reduce superposition of the electric current in power supply collector plate, reduce electric current flowing distance, naturally pressure drop and power consumption are also reduced, the current balance type situation of fuel cell membrane electrode is correspondingly also improved, the performance of fuel cell is enable to give full play to.
Description
Technical field
The invention belongs to the positive and negative power supply output terminals of hydrogen fuel cell technologies field more particularly to fuel cell
Structure.
Background technique
The fuel cell of the prior art, including it is hydrogen stream field plate, air stream field plate, membrane electrode, cathode power supply collector plate, negative
Pole power supply collector plate, positive end plate, negative end plate, insulating film, screw rod；Membrane electrode is placed in hydrogen stream field plate and air stream field plate
Between constitute monocell, by multiple cells in series form pile, be sequentially overlapped cathode on the hydrogen stream field plate of pile end
Power supply collector plate, insulating film, negative end plate；Be sequentially overlapped on the air stream field plate of pile end cathode power supply collector plate, absolutely
Velum, positive end plate；Again fuel cell will be constituted with tie-rod between positive end plate, negative end plate；As shown in figure 3,
The edge of power supply collector plate 10 (cathode power supply collector plate, negative power supply collector plate are referred to as power supply collector plate below),
Extend electrode extension board 14, cable connection hole 15 is provided on electrode extension board 14, for fixing cable.
Since the output of fuel cell is usually low-voltage and high-current, electric current is up to dozens of Ann even peaces up to a hundred, and power supply
The shape of collector plate is usually rectangle, far from one end of electrode extension board 14 from power supply collector plate 10, arrives cable connection hole 15
Distance, generally more than ten centimetres even it is longer, in the case where high current, this section of distance can generate voltage drop and power consumption, very
The current imbalance that each region of membrane electrode can extremely be made, influences the overall performance of fuel cell；It to solve this problem, usually will be electric
Source collector plate is gold-plated to reduce voltage drop to reduce impedance, but cannot be fully solved problem, increases manufacturing cost instead.
Summary of the invention
The object of the present invention is to provide a kind of power output end sub-component of fuel cell, both do not needed power supply afflux
Plate is gold-plated, and can effectively reduce the voltage drop and power consumption of power supply collector plate, and the electric current in each region of membrane electrode is made to tend to balance, and improves
The overall performance of fuel cell.
A kind of power output end sub-component of fuel cell, comprising: power supply collector plate, insulating film, end plate, it is characterized in that:
The centre of power supply collector plate is provided with connecting terminal, the connecting terminal be in the form of a column and axis and power supply collector plate it is flat
Face is vertical, the centre of insulating film is provided with insulating film centre bore corresponding with connecting terminal, in the central part of end plate
Position is provided with end plate central corresponding with connecting terminal hole；Connecting terminal in power supply collector plate is sequentially passed through in insulating film
Heart hole, end plate central hole are arranged insulation sleeve between the inner wall in end plate central hole and the outer wall of connecting terminal, prevent connecting terminal
With the short circuit of end plate central hole；It can be in one end connecting cable of connecting terminal stretching end plate.
Further, on one end outer wall that connecting terminal stretches out end plate, it is provided at least one rotation stop plane, on end plate
One torsional stop is installed, the center of the torsional stop offers anti-rotating hole corresponding with connecting terminal, and sets on the anti-rotating hole
It is equipped with anti-rotation plane corresponding with rotation stop plane.
After this programme, since electric current is from the circumferential center flow of power supply collector plate four, electric current is effectively reduced in power supply
Superposition in collector plate, reduces electric current flowing distance, also reduces pressure drop and power consumption naturally, correspondingly also improves fuel
The current balance type situation of cell membrane-electrode, enables the performance of fuel cell to give full play to；
When cable is connected to connecting terminal by lock-screw or nut, due to being provided with torsional stop, can prevent
Connecting terminal drives power supply collector plate rotation displacement and damages fuel cell under the action of external torsion.
Detailed description of the invention
Fig. 1 is the perspective view of the embodiment of the present invention；
Fig. 2 is the sectional view of the embodiment of the present invention；
Fig. 3 is the schematic diagram of the prior art；
In figure: power supply collector plate 10, connecting terminal 11, rotation stop plane 12, cable connecting part 13, electrode extension board 14, electricity
Cable wiring hole 15, insulating film 20, insulating film centre bore 21, end plate 30, end plate central hole 31, insulation sleeve 40, torsional stop 50, anti-rotation
Hole 51, anti-rotation plane 52.
Specific embodiment
Fig. 1, Fig. 2 are the embodiment of the present invention, the power output end sub-component of this example fuel cell, comprising: power supply afflux
Plate 10, insulating film 20, end plate 30 are provided with connecting terminal 11, the connecting terminal 11 in the centre of power supply collector plate 10
It is in the form of a column and axis is vertical with the plane of power supply collector plate 10, be provided with and 11 phase of connecting terminal in the centre of insulating film 20
Corresponding insulating film centre bore 21 is provided with end plate central corresponding with connecting terminal hole 31 in the centre of end plate 30；
Connecting terminal 11 is sequentially passed through into insulating film centre bore 21, end plate central hole 31, the inner wall and terminals in end plate central hole 31
Insulation sleeve 40 is set between the outer wall of son 11, prevents 31 short circuit of connecting terminal 11 and end plate central hole；It is stretched out in connecting terminal 11
One end of end plate 30 is provided with cable connecting part 13；The cable connecting part 13 can be the interior spiral shell coaxial with connecting terminal 11
Pit or external screw thread are also possible to the internal thread hole or unthreaded hole vertical with the axis of connecting terminal 11, are used for connecting cable；Institute
Insulating film 20 is stated for isolated power supply collector plate 10 and end plate 30, plays insulating effect.
On one end outer wall that connecting terminal 11 stretches out end plate 30, it is provided at least one rotation stop plane 12, the present embodiment
In be provided with 4 rotation stop planes 12；One torsional stop 50 is installed on end plate 30, offers and connects at the center of torsional stop 50
The corresponding anti-rotating hole 51 of line terminals 11, and anti-rotation plane 52 corresponding with rotation stop plane 12 is provided on anti-rotating hole 51；Institute
Torsional stop 50 is stated using insulating materials.
After this programme, since electric current is from the circumferential center flow of power supply collector plate four, electric current is effectively reduced in power supply
Superposition in collector plate, reduces electric current flowing distance, also reduces pressure drop and power consumption naturally, correspondingly also improves fuel
The current balance type situation of cell membrane-electrode, enables the performance of fuel cell to give full play to.
When cable is connected to connecting terminal by lock-screw or nut, due to being provided with torsional stop, can prevent
Connecting terminal drives power supply collector plate rotation displacement and damages fuel cell under the action of torsion.
The present invention is not limited in above-described embodiment, can also carry out various change combination according to the principle of above-described embodiment.
Claims (2)
1. a kind of power output end sub-component of fuel cell, comprising: power supply collector plate (10), insulating film (20), end plate (30),
It is characterized in that: being provided with connecting terminal (11) in the centre of power supply collector plate (10), the connecting terminal (11) is in the form of a column
And axis is vertical with the plane of power supply collector plate (10), is provided with and connecting terminal (11) in the centre of insulating film (20)
Corresponding insulating film centre bore (21) is provided with end plate corresponding with connecting terminal (11) in the centre of end plate (30)
Centre bore (31)；Connecting terminal (11) on power supply collector plate (10) is sequentially passed through into insulating film centre bore (21), end plate central
Hole (31) is arranged insulation sleeve (40) between the inner wall of end plate central hole (31) and the outer wall of connecting terminal (11), prevents wiring
Terminal (11) and end plate central hole (31) short circuit；The one end of end plate (30) is stretched out in connecting terminal (11), is provided with cable connection
Portion (13).
2. the power output end sub-component of a kind of fuel cell described in accordance with the claim 1, it is characterized in that: in connecting terminal
(11) it stretches out on one end outer wall of end plate (30), is provided at least one rotation stop plane (12), is fixed with one on end plate (30)
A torsional stop (50) offers anti-rotating hole (51) corresponding with connecting terminal (11), in anti-rotation at the center of torsional stop (50)
Anti-rotation plane (52) corresponding with rotation stop plane (12) is provided on hole (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920063448.6U CN209418632U (en) | 2019-01-15 | 2019-01-15 | A kind of power output end sub-component of fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920063448.6U CN209418632U (en) | 2019-01-15 | 2019-01-15 | A kind of power output end sub-component of fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209418632U true CN209418632U (en) | 2019-09-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920063448.6U Active CN209418632U (en) | 2019-01-15 | 2019-01-15 | A kind of power output end sub-component of fuel cell |
Country Status (1)
| Country | Link |
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| CN (1) | CN209418632U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972382A (en) * | 2021-10-22 | 2022-01-25 | 无锡威孚高科技集团股份有限公司 | Fuel cell stack |
-
2019
- 2019-01-15 CN CN201920063448.6U patent/CN209418632U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972382A (en) * | 2021-10-22 | 2022-01-25 | 无锡威孚高科技集团股份有限公司 | Fuel cell stack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200327 Address after: 221000 building 10, new micro semiconductor accelerator, No.1, Miaoshan Road, economic development zone, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Minghuan Energy Co., Ltd Address before: 201306 02B, No. 600, Xinyuan South Road, Pudong New Area, Shanghai. Patentee before: SHANGHAI MINGHUAN NEW ENERGY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |