CN206387820U - A kind of device for ensureing fuel battery double plates contact resistance test position uniformity - Google Patents
A kind of device for ensureing fuel battery double plates contact resistance test position uniformity Download PDFInfo
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- CN206387820U CN206387820U CN201621344340.7U CN201621344340U CN206387820U CN 206387820 U CN206387820 U CN 206387820U CN 201621344340 U CN201621344340 U CN 201621344340U CN 206387820 U CN206387820 U CN 206387820U
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- Prior art keywords
- detection
- gold
- plated copper
- contact resistance
- localization plate
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- 239000000446 fuel Substances 0.000 title claims abstract description 22
- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 91
- 230000004807 localization Effects 0.000 claims abstract description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910052802 copper Inorganic materials 0.000 claims abstract description 39
- 239000010949 copper Substances 0.000 claims abstract description 39
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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- Fuel Cell (AREA)
Abstract
A kind of device for ensureing fuel battery double plates contact resistance test position uniformity, including bipolar plates measuring contact resistance device and detection and localization plate, detection and localization plate is the plate that center is provided with the circular groove of the gold-plated copper billet of fixed test and the rectangular channel of insertion detection and localization plate length, detection and localization plate is fixed by bolts on the lower drawing stand of cupping machine, and another gold-plated copper billet of detection head is fixedly mounted on the upper drawing stand of cupping machine.During detection, bipolar plates to be detected are placed on detection and localization plate, bipolar plates are fixed with four locating rods, are detected with bipolar plates measuring contact resistance device.Beneficial effect is：Ensure the uniformity of metal double polar plates measuring contact resistance position, make surveyed contact resistance that there is comparability, it is to avoid test position error, it is ensured that the uniformity of the fuel cell pack output of assembling；Improve operating efficiency, cost-effective；Structure of the detecting device and simple to operate, intuitive display.
Description
Technical field
The utility model belongs to field of fuel cell technology, more particularly to dual polar plates of proton exchange membrane fuel cell contact electricity
The detection technique of resistance.
Background technology
Fuel cell pack series connection bipolar plates are more (usually more than 100 sections), after pile assembling, the contact resistance value of bipolar plates
Size directly influence the overall delivery efficiency of pile, and then influence the uniformity of fuel cell output.
In the prior art, the method for measurement bipolar plates contact resistance is:Before fuel cell stack assembly, each piece is measured
The contact resistance value of bipolar plates, then, the selection bipolar plates that contact resistance is consistent and resistance is small constitute same pile.Existing skill
The deficiency of art is:The position of each piece of bipolar plates measurement contact resistance is not fixed, the contact resistance measured by each piece of bipolar plates,
It is not the contact resistance at same position, therefore the consistent bipolar plates of contact resistance at same position can not be selected.Plate and plate it
Between resistance there is no the contrast of same position, its weak point is can not to filter out the consistent bipolar plates of contact resistance, influence electricity
The delivery efficiency of heap.
The content of the invention
The utility model purpose is to provide a kind of fuel battery double plates contact resistance detection means, it is ensured that every bipolar
The contact resistance of plate is all measured in same position, it is ensured that the uniformity per a piece of bipolar plates measuring contact resistance position.
The technical solution of the utility model is:A kind of guarantee fuel battery double plates contact resistance test position uniformity
Device, including bipolar plates measuring contact resistance device, bipolar plates measuring contact resistance device include cupping machine, two detections
Head and resistance detection mechanism, detection head are gold-plated copper billets, and detection head carries carbon paper, resistance detection mechanism bag with bipolar plates contact surface
High precise current source, voltage sensor and display screen are included, resistance detection mechanism is connected with gold-plated copper billet, it is characterised in that:It is described
Ensureing the device of fuel battery double plates contact resistance test position uniformity also includes one block of detection and localization plate, the positioning inspection
Drafting board is the circular groove that center is provided with the gold-plated copper billet of fixed test above one piece of rectangular flat, flat board, and the depth of circular groove is
Above d, the height of 2/3≤d≤gold-plated copper billet of gold plated copper tile height, flat board one is provided with along slab length direction center line
The rectangular channel of insertion slab length, rectangular channel and washer center circular groove etc. are deep, and two are provided with the face at circular groove edge admittedly
Determine through hole, two fixed vias are arranged symmetrically along circular groove wall by symmetry axis of rectangular channel, four are provided with four angles of washer
Individual positioning hole, positioning hole is corresponding with the positioning hole at four angles of bipolar plates to be detected, and four locating rods (5) are fixed on positioning hole
It is interior, it is plane below detection and localization plate, detection and localization plate bolt will be fixed by two fixed vias on detection and localization plate
Position detection plate is fixed on the lower drawing stand of detection cupping machine, and the gold-plated copper billet of detection head is fixedly mounted on detection and localization plate
On circular groove in, have the one side of carbon paper upward, the gold-plated copper billet of another detection head is fixedly mounted on the upper of detection cupping machine
On drawing stand, have the one of carbon paper down, position and be fixed on the lower drawing stand of detection cupping machine on detection and localization plate
The gold-plated copper billet of detection head in circular groove is relative, and the cable of resistance detection mechanism is placed in the rectangular channel on detection and localization plate.
A kind of device for ensureing fuel battery double plates contact resistance test position uniformity described in the utility model, it is special
Levy and be:Fixing means in the circular groove that the gold-plated copper billet of detection head is fixedly mounted on detection and localization plate is will with glue
The gold-plated copper billet of gauge head is bonded in the circular groove on detection and localization plate.
A kind of use for ensureing fuel battery double plates contact resistance test position uniformity device described in the utility model
Method comprises the following steps：
1) bipolar plates to be detected are placed on detection and localization plate, bipolar plates is fixed with four locating rods, made to be detected
Bipolar plates with the gold-plated copper billet of gauge head is contacted in circular groove on detection and localization plate；
2) operation detection cupping machine makes the gold-plated copper billet of the detection head on drawing stand be contacted with bipolar plates to be detected,
And gradually increase pressure, fully connect with bipolar plates on the gold-plated copper billet for making the detection head on detection cupping machine up-down stretch platform
Touch, to be spent not by carbon paper crushing；
3) parameter of high precise current source is adjusted, measured magnitude of voltage is read on a display screen.
The beneficial effects of the utility model are：
1st, ensure the uniformity of metal double polar plates measuring contact resistance position, there is surveyed metal double polar plates contact resistance
Comparability, it is to avoid artificial to place the test position error that bipolar plates are caused, it is ensured that it is consistent that the fuel cell pack of assembling is exported
Property；
2nd, the problem of avoiding needing to change incompatible bipolar plates in fuel cell operation, improves operating efficiency, saves
Cost；
3rd, structure of the detecting device and simple to operate, intuitive display.
Brief description of the drawings
Fig. 1 is a kind of detecting tool schematic diagram of fuel battery double plates contact resistance uniformity described in the utility model.
Fig. 2 is detection and localization plate schematic diagram.
1, circular groove in figure, 2, fixed via, 3, rectangular channel, 4, positioning hole, 5, locating rod, 6, bipolar plates to be detected, 7, draw
Stretch testing machine, 8, gold-plated copper billet, 9, high precise current source, 10, detection and localization plate.
Embodiment
Below in conjunction with drawings and examples, the utility model is described in further detail.
A kind of device for ensureing fuel battery double plates contact resistance test position uniformity, including bipolar plates contact resistance
Measurement apparatus and detection and localization plate 10, bipolar plates measuring contact resistance device include cupping machine 7, two detection heads and resistance
Testing agency, detection head is gold-plated copper billet 8, and gold-plated copper billet 8 carries carbon paper with bipolar plates contact surface, and resistance detection mechanism includes height
Precise current source, voltage sensor and display screen, resistance detection mechanism are connected with gold-plated copper billet, and detection and localization plate 10 is one piece of square
Center is provided with the circular groove 1 of the gold-plated copper billet of fixed test head above shape flat board, flat board, and the depth of circular groove 1 is d, gold plated copper
Above the height of 2/3≤d of tile height≤gold-plated copper billet, flat board an insertion flat board is provided with along slab length direction center line
The rectangular channel 3 of length, rectangular channel 3 is deep with the grade of washer center circular groove 1, and two fixations are provided with the face at the edge of circular groove 1 and are led to
Hole 2, two fixed vias 2 are arranged symmetrically along circular groove wall with rectangular channel 3 for symmetry axis, and four are provided with four angles of washer
Positioning hole 4, positioning hole 4 is corresponding with the positioning hole at 6 four angles of bipolar plates to be detected, and four locating rods 5 are fixed on positioning hole 4
It is interior, it is plane below detection and localization plate 10, the bolt of detection and localization plate 10 is led to by two fixations on detection and localization plate 10
Detection and localization plate 10 is fixed on the lower drawing stand of detection cupping machine by hole 2, and the gold-plated copper billet 8 of detection head is existed with glue sticking
In circular groove 1 on detection and localization plate 10, there is the one side of carbon paper upward, the gold-plated copper billet 8 of another detection head is fixedly mounted on detection
On the upper drawing stand of cupping machine, there is face-down, position and the lower drawing stand for being fixed on detection cupping machine of carbon paper
The gold-plated copper billet 8 of detection head on upper detection and localization plate 10 in circular groove 1 is relative, and the cable of resistance detection mechanism is placed in detection and localization
In rectangular channel 3 on plate 10.
Detecting step is as follows：
1) bipolar plates 6 to be detected are placed on detection and localization plate 10, consolidated bipolar plates to be detected with four locating rods 5
It is fixed, make bipolar plates 6 to be detected and the gold-plated copper billet 8 of gauge head is contacted in circular groove on detection and localization plate 10；
2) operation detection cupping machine makes the gold-plated copper billet 8 of the detection head on drawing stand be connect with bipolar plates 6 to be detected
Touch, and gradually increase pressure, filled on the gold-plated copper billet for making the detection head on detection cupping machine up-down stretch platform with bipolar plates
Tap is touched, to be spent not by carbon paper crushing；
3) parameter of high precise current source is adjusted, measured magnitude of voltage is read on a display screen.
20 pieces are detected with the device of guarantee fuel battery double plates contact resistance test position uniformity of the present utility model
Bipolar plates, survey data such as following table：
Claims (2)
1. a kind of device for ensureing fuel battery double plates contact resistance test position uniformity, including bipolar plates contact resistance are surveyed
Device is measured, bipolar plates measuring contact resistance device includes cupping machine (7), two detection heads and resistance detection mechanism, detection
Head is gold-plated copper billet (8), and gold-plated copper billet (8) carries carbon paper with bipolar plates contact surface, and resistance detection mechanism includes high precision constant current
Source, voltage sensor and display screen, resistance detection mechanism are connected with gold-plated copper billet, it is characterised in that:The guarantee fuel cell
The device of bipolar plates contact resistance test position uniformity also includes one piece of detection and localization plate (10), the detection and localization plate (10)
It is the circular groove (1) of the gold-plated copper billet that center is provided with fixed test head above one piece of rectangular flat, flat board, the depth of circular groove (1)
Spend for d, the height of 2/3≤d≤gold-plated copper billet of gold plated copper tile height, be provided with above flat board along slab length direction center line
The rectangular channel (3) of one insertion slab length, rectangular channel (3) and washer center circular groove (1) etc. are deep, circular groove (1) edge
Face on be provided with two fixed vias (2), two fixed vias (2) are along circular groove wall with rectangular channel (3) for symmetrical axial symmetry cloth
Put, provided with four positioning holes (4) at four angles of washer, positioning hole (4) and the positioning at (6) four angles of bipolar plates to be detected
Hole is corresponding, and four locating rods (5) are fixed in positioning hole (4), are plane, detection and localization plate below detection and localization plate (10)
(10) detection and localization plate (10) is fixed on detection stretching by two fixed vias (2) on detection and localization plate (10) with bolt
On the lower drawing stand of testing machine, the gold-plated copper billet (8) of detection head is fixedly mounted on the circular groove (1) on detection and localization plate (10) Nei,
There is the one side of carbon paper upward, the gold-plated copper billet (8) of another detection head is fixedly mounted on the upper drawing stand of detection cupping machine,
Have the one of carbon paper down, position and be fixed on the lower drawing stand of detection cupping machine circular groove on detection and localization plate (10)
(1) the gold-plated copper billet (8) of the detection head in relatively, the rectangular channel that the cable of resistance detection mechanism is placed on detection and localization plate (10)
(3) in.
2. a kind of device for ensureing fuel battery double plates contact resistance test position uniformity as claimed in claim 1, it is special
Levy and be:The fixation side gold-plated copper billet (8) of detection head being fixedly mounted in the circular groove (1) on detection and localization plate (10)
Method is that the gold-plated copper billet (8) of gauge head is bonded in the circular groove (1) on detection and localization plate (10) Nei with glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344340.7U CN206387820U (en) | 2016-12-08 | 2016-12-08 | A kind of device for ensureing fuel battery double plates contact resistance test position uniformity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344340.7U CN206387820U (en) | 2016-12-08 | 2016-12-08 | A kind of device for ensureing fuel battery double plates contact resistance test position uniformity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206387820U true CN206387820U (en) | 2017-08-08 |
Family
ID=59488490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621344340.7U Active CN206387820U (en) | 2016-12-08 | 2016-12-08 | A kind of device for ensureing fuel battery double plates contact resistance test position uniformity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206387820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165271A (en) * | 2018-02-15 | 2019-08-23 | 丰田自动车株式会社 | The manufacturing method of fuel cell pack |
-
2016
- 2016-12-08 CN CN201621344340.7U patent/CN206387820U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165271A (en) * | 2018-02-15 | 2019-08-23 | 丰田自动车株式会社 | The manufacturing method of fuel cell pack |
| CN110165271B (en) * | 2018-02-15 | 2022-02-22 | 丰田自动车株式会社 | Method for manufacturing fuel cell stack |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A device to ensure the consistency of contact resistance detection positions for fuel cell bipolar plates Effective date of registration: 20231026 Granted publication date: 20170808 Pledgee: Industrial Bank Limited by Share Ltd. Dalian branch Pledgor: Sunrise Power Co.,Ltd. Registration number: Y2023980062978 |