CN209298250U - A kind of graphite bipolar plate of fuel battery - Google Patents
A kind of graphite bipolar plate of fuel battery Download PDFInfo
- Publication number
- CN209298250U CN209298250U CN201822235763.0U CN201822235763U CN209298250U CN 209298250 U CN209298250 U CN 209298250U CN 201822235763 U CN201822235763 U CN 201822235763U CN 209298250 U CN209298250 U CN 209298250U
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- China
- Prior art keywords
- plate body
- fuel battery
- limiting tube
- plate
- anode
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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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- Fuel Cell (AREA)
Abstract
The utility model belongs to fuel cell part technical field, in particular a kind of graphite bipolar plate of fuel battery, including plate body, the side of the plate body is equipped with anode of fuel cell, the other side of the plate body is equipped with fuel battery negative pole, the outer surface of the plate body is opened up there are four first through hole, and the inner sidewall of the fuel battery negative pole opens up fluted；When staff installs graphite bi-polar plate, it only needs to be placed on plate body among anode of fuel cell and fuel battery negative pole, position-limiting tube is wrapped hook, it is inserted into from fuel battery negative pole, through fuel battery negative pole and plate body, when being inserted into the groove of anode of fuel cell, limited block will limit position-limiting tube, make position-limiting tube that can not advance, pedestal is pressed downwards, hook is set to be detached from position-limiting tube, make spring deformation simultaneously, unclamp pedestal, spring pops up pedestal outward, hook is set to catch on the groove of anode of fuel cell simultaneously, it is easy to operate, graphite bi-polar plate is installed convenient for staff.
Description
Technical field
The utility model belongs to fuel cell part technical field, and in particular to a kind of graphite bipolar plate of fuel battery.
Background technique
Fuel cell is a kind of chemical devices for chemical energy possessed by fuel being directly changed into electric energy, also known as electrochemistry
Electric organ.It is the 4th kind of generation technology after hydroelectric generation, heat energy power-generating and nuclear electric power generation, is contained in fuel cell
Numerous parts, wherein essential is exactly bipolar plates, the function of bipolar plates is to provide gas flow, prevents in battery gas chamber
Hydrogen is ganged up with oxygen, and establishes current path between concatenated yin-yang the two poles of the earth.Keeping certain mechanical strength and good resistance
Under the premise of gas acts on, bipolar plate thickness should be thin as much as possible, and to reduce the conduction resistance to electric current and heat, bipolar plates type can
To be divided into three classes, one of which is carbonaceous material, and carbonaceous material includes graphite, molding Carbon Materials and expansion (flexibility) graphite.It passes
Bipolar plates of uniting use solid graphite, and machined that gas flow is made, graphite bi-polar plate chemical property is stablized, between MEA
Contact resistance is small, this one kind is referred to as graphite bi-polar plate, can generate water in fuel cell operation.For fuel battery negative pole
For, the water of cathode can be discharged in the form of a vapor by air；Because heat dissipation etc. influences, air flow channel is very deep, will not be because of
The water of generation and accumulate；And in the anode of air-cooled fuel cell, as the effects of infiltration of film, accumulates some water, these water
Mainly by hydrogen intermittent exhaust and the water of part is taken out of outside battery, prevent excessive water galvanic anode accumulation cause electricity
Chi Dui is for unsaturated vapor, performance decline.
Chinese patent (patent No.: CN201720897458.0 discloses a kind of graphite bipolar plate of fuel battery), the patent
Cooperated by using the hydrogen flow field and air flow field of specific structure, the operation stability of fuel cell can be improved in this way,
Avoid the decline of drainage performance；It is compact-sized, the functions such as bipolar plates conduction, mass transfer are taken into account, battery thermal capacitance is reduced, improves battery
Cold-starting speed and stability reduce the weight of graphite electrode plate, increase substantially the gravimetric power density of fuel cell, still
There are some problems.
Existing technology has the following problems:
1, existing fuel cell mostly uses screw that graphite bi-polar plate is mounted in anode and cathode when being assembled
Between, since graphite bi-polar plate material is more crisp, when installation, damages graphite bi-polar plate when avoiding tightening screw, more troublesome；
2, water can be generated in operation of fuel cells, when water accumulates in one side of the graphite bi-polar plate close to anode of fuel cell
When upper excessive, the working efficiency of fuel cell will affect, the water that when operation of fuel cells generates is from graphite bi-polar plate close to anode
Direction when dropping down, can also get ground wet, existing fuel cell is not easy to be collected waste water.
Utility model content
To solve the problems mentioned above in the background art.It is bipolar that the utility model provides a kind of fuel cell graphite
Plate has the characteristics that be easily installed and collect waste water.
To achieve the above object, the utility model provides the following technical solutions: a kind of graphite bipolar plate of fuel battery, including
Plate body, the side of the plate body are equipped with anode of fuel cell, and the other side of the plate body is equipped with fuel battery negative pole, the plate body
Outer surface open up there are four first through hole, the inner sidewall of the fuel battery negative pole opens up fluted, the fuel cell yin
It extremely is equipped with position-limiting tube close to the side of the plate body, the lateral wall of the position-limiting tube is fixedly connected with limited block, the position-limiting tube
Inside be equipped with fixed link, the position-limiting tube is run through in one end of the fixed link, and the lateral wall of the fixed link is fixedly connected with
Limit plate, the limit plate are fixedly connected with spring close to the side of the position-limiting tube, and the fixed link is far from the position-limiting tube
One end be fixedly connected with pedestal, the fixed link is fixedly connected with hook close to the side of the position-limiting tube, and the plate body leans on
The lateral wall of the nearly anode of fuel cell offers the first drainage trough and the second drainage trough, and the plate body is close to the fuel electricity
The lateral wall of pond anode is fixedly connected with water inlet pipe, and one end of the water inlet pipe is fixedly connected with collecting box, the collecting box
Lateral wall is fixedly connected with tap, and the second through-hole is offered at the top of the collecting box.
Preferably, the quantity of the hook is several, and is fixedly connected with the fixed link.
Preferably, the quantity of the limited block is two, and is fixedly connected with the position-limiting tube.
Preferably, the plate body and the fuel battery negative pole are run through in one end of the fixed link.
Preferably, the position-limiting tube, the fixed link, the limit plate, the spring, the limited block, the pedestal
It is one group of fixation kit with the hook, the quantity of the fixation kit is four groups, the anode of fuel cell, fuel electricity
Pool cathode is fixedly connected with the plate body by fixation kit described in four groups.
Preferably, the quantity of the water inlet pipe is two, and the outside of one end of two water inlet pipes and the plate body
Second drainage trough connection that wall opens up.
Preferably, the lateral wall of the plate body offers several first drainage troughs, and the lateral wall of the plate body opens up
Several described first drainage troughs be connected to second drainage trough that the lateral wall of the plate body opens up, the top of the hook
Portion offers several second through-holes.
Compared with prior art, the utility model has the beneficial effects that
1, when staff installs graphite bi-polar plate, it is only necessary to which plate body is placed on anode of fuel cell and fuel electricity
Among pool cathode, position-limiting tube is wrapped hook, is inserted into from fuel battery negative pole, runs through fuel battery negative pole and plate body, is inserted into
When the groove of anode of fuel cell, limited block will limit position-limiting tube, makes position-limiting tube that can not advance, presses pedestal downwards, make to hang
Hook is detached from position-limiting tube, while making spring deformation, unclamps pedestal, and spring pops up pedestal outward, while hook being made to catch on fuel electricity
The groove of pond anode, it is easy to operate, graphite bi-polar plate is installed convenient for staff.
2, combustion can be guided close to several first drainage troughs that the side of anode of fuel cell opens up by graphite bi-polar plate
The water generated among material battery work, makes water of the graphite bi-polar plate in the one side of anode of fuel cell be directed into the second drainage
Slot then flows into water inlet pipe from the second drainage trough, enters back into collecting box, while when graphite bi-polar plate is close to fuel battery negative pole
One side on droplet drippage when, can also fall at the top of collecting box, collecting box is entered by the second through-hole at the top of collecting box
It is interior, convenient for being collected to the waste water generated in operation of fuel cells.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the first groove and the second groove in the utility model；
Fig. 3 is the connection type figure of the hook and anode of fuel cell in the utility model；
Fig. 4 is the A schematic enlarged-scale view in the utility model；
Fig. 5 is the water collecting part structure chart in the utility model；
In figure: 1, plate body；2, anode of fuel cell；3, fuel battery negative pole；4, groove；5, position-limiting tube；6, fixed link；7,
Limit plate；8, spring；9, limited block；10, pedestal；11, first through hole；12, the first drainage trough；13, the second drainage trough；14, into
Water pipe；15, collecting box；16, tap；17, it links up with；18, the second through-hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Fig. 1-5 is please referred to, the utility model is the following technical schemes are provided: a kind of graphite bipolar plate of fuel battery, including plate
Body 1, the side of plate body 1 are equipped with anode of fuel cell 2, and the other side of plate body 1 is equipped with fuel battery negative pole 3, the outer surface of plate body 1
It opens up there are four first through hole 11, the inner sidewall of fuel battery negative pole 3 opens up fluted 4, and fuel battery negative pole 3 is close to plate body 1
Side be equipped with position-limiting tube 5, the lateral wall of position-limiting tube 5 is fixedly connected with limited block 9, and the inside of position-limiting tube 5 is equipped with fixed link 6,
Position-limiting tube 5 is run through in one end of fixed link 6, and the lateral wall of fixed link 6 is fixedly connected with limit plate 7, and limit plate 7 is close to position-limiting tube 5
Side be fixedly connected with spring 8, fixed link 6 is fixedly connected with pedestal 10 far from one end of position-limiting tube 5, and fixed link 6 is close to limit
The side of position pipe 5 is fixedly connected with hook 17, and plate body 1 offers the first drainage trough 12 close to the lateral wall of anode of fuel cell 2
With the second drainage trough 13, plate body 1 is fixedly connected with water inlet pipe 14 close to the lateral wall of anode of fuel cell 2, and the one of water inlet pipe 14
End is fixedly connected with collecting box 15, and the lateral wall of collecting box 15 is fixedly connected with tap 16, and the top of collecting box 15 offers
Second through-hole 18.
In the present embodiment: hook 17 has elasticity, and there is hook 17 elasticity can put hook 17 in position-limiting tube 5 into.
In the present embodiment: pedestal 10 have elasticity, pedestal 10 have elasticity can when limited block 9 limits position-limiting tube 5,
It can also continue to press pedestal 10, put in hook 17 in the groove 4 that anode of fuel cell 2 opens up.
In the present embodiment: when staff installs graphite bi-polar plate, it is only necessary to which plate body 1 is placed on fuel cell
Among anode 2 and fuel battery negative pole 3, position-limiting tube 5 is wrapped hook 17, is inserted into, runs through from the side of fuel battery negative pole 3
The first through hole 11 that the outer surface of fuel battery negative pole 3 and plate body 1 opens up, when being inserted at the groove 4 of anode of fuel cell 2, limit
Position block 9 will limit position-limiting tube 5, makes position-limiting tube 5 that can not advance, presses pedestal 10 downwards, so that hook 17 is detached from position-limiting tube 5 and enters combustion
In the groove 4 for expecting galvanic anode 2, while making 8 deformation of spring, unclamp pedestal 10, pedestal 10 is popped up outward, made simultaneously by spring 8
Hook 17 catches on the groove 4 that anode of fuel cell 2 opens up, so that graphite bi-polar plate is installed, it is easy to operate, it is convenient for staff
Graphite bi-polar plate is installed, when fuel cell is worked, by graphite bi-polar plate plate body 1 close to anode of fuel cell
Several first drainage troughs 12 that 2 side opens up can guide the water generated among operation of fuel cells, lean on graphite bi-polar plate
Water in the one side of nearly anode of fuel cell 2 is directed into the second drainage trough 13, then flows into water inlet pipe 14 from the second drainage trough 13,
Entered in collecting box 15 by water inlet pipe 14 again, while working as droplet of the graphite bi-polar plate in the one side of fuel battery negative pole 3
When drippage, 15 top of collecting box can be also fallen on, is entered in collecting box 15 by the second through-hole 18 on 15 top of collecting box, the fire hose
First 16 can control and pour out the waste water in collecting box 15, convenient for being collected to the waste water generated in operation of fuel cells.
Specifically, the quantity of hook 17 is several, and it is fixedly connected with fixed link 6；By several hook 17 with
Fixed link 6 is fixedly connected with being fixed on anode of fuel cell 2 that fixed link 6 can be made more to be fixed.
Specifically, the quantity of limited block 9 is two, and it is fixedly connected with position-limiting tube 5；When position-limiting tube 5 is inserted into fuel electricity
When at the groove 4 of pond anode 2, by two limited blocks 9 can be stable limit position-limiting tube 5.
Specifically, plate body 1 and fuel battery negative pole 3 are run through in one end of fixed link 6.
Specifically, position-limiting tube 5, fixed link 6, limit plate 7, spring 8, limited block 9, pedestal 10 and hook 17 are fixed for one group
Component, the quantity of fixation kit are four groups, and anode of fuel cell 2, fuel battery negative pole 3 and plate body 1 pass through four groups of fixation kits
It is fixedly connected；Anode of fuel cell 2, fuel battery negative pole 3 and plate body 1 can be made to connect by four groups of fixation kits more steady
It is fixed.
Specifically, the quantity of water inlet pipe 14 is two, and the lateral wall of one end of two water inlet pipes 14 and plate body 1 opens up
The connection of second drainage trough 13；One end of two water inlet pipes 14 is connected to the second drainage trough 13 that the lateral wall of plate body 1 opens up can
The water flowed into the second drainage trough 13 is flowed into collecting box 15.
Specifically, the lateral wall of plate body 1 offers several first drainage troughs 12, the lateral wall of plate body 1 open up several
First drainage trough 12 is connected to the second drainage trough 13 that the lateral wall of plate body 1 opens up, and the top for linking up with 17 offers several second
Through-hole 18；The second drainage trough 13 that the lateral wall of several first drainage troughs 12 and plate body 1 that the lateral wall of plate body 1 opens up opens up
What the lateral wall that the water being connected in several first drainage troughs 12 that the lateral wall of plate body 1 can be made to open up flows into plate body 1 opened up
In second drainage trough 13, links up with 17 top and offer several second through-holes 18 plate body 1 can be made close to fuel battery negative pole 3
The waste water flowed down on one side enters faster in collecting box 15.
The working principle and process for using of the utility model: when staff installs graphite bi-polar plate, it is only necessary to
Plate body 1 is placed among anode of fuel cell 2 and fuel battery negative pole 3, position-limiting tube 5 is wrapped hook 17, from fuel cell
The side of cathode 3 is inserted into, and the first through hole 11 opened up through the outer surface of fuel battery negative pole 3 and plate body 1 is inserted into fuel cell
When at the groove 4 of anode 2, limited block 9 will limit position-limiting tube 5, make position-limiting tube 5 that can not advance, and press pedestal 10 downwards, make to link up with
17, which are detached from position-limiting tubes 5, enters in the groove 4 of anode of fuel cell 2, while making 8 deformation of spring, unclamps pedestal 10, and spring 8 is the bottom of by
The pop-up outward of seat 10, while hook 17 being made to catch on the groove 4 that anode of fuel cell 2 opens up, so that graphite bi-polar plate is installed, when
When fuel cell is worked, several first drawn by graphite bi-polar plate plate body 1 close to what the side of anode of fuel cell 2 opened up
Chute 12 can guide the water generated among operation of fuel cells, make graphite bi-polar plate in the one side of anode of fuel cell 2
Water be directed into the second drainage trough 13, then from the second drainage trough 13 flow into water inlet pipe 14, then by water inlet pipe 14 enter collect
In case 15, while when droplet of the graphite bi-polar plate in the one side of fuel battery negative pole 3 drips, collecting box 15 can be also fallen on
Top is entered in collecting box 15 by the second through-hole 18 on 15 top of collecting box, is collected to waste water, tap 16 can
The waste water in collecting box 15 is poured out in control.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. the side of a kind of graphite bipolar plate of fuel battery, including plate body (1), the plate body (1) is equipped with anode of fuel cell
(2), the other side of the plate body (1) is equipped with fuel battery negative pole (3), and the outer surface of the plate body (1) is opened up there are four first
Through-hole (11), it is characterised in that: the inner sidewall of the fuel battery negative pole (3) opens up fluted (4), the fuel battery negative pole
(3) side close to the plate body (1) is equipped with position-limiting tube (5), and the lateral wall of the position-limiting tube (5) is fixedly connected with limited block
(9), the inside of the position-limiting tube (5) is equipped with fixed link (6), and the position-limiting tube (5) are run through in one end of the fixed link (6), institute
The lateral wall for stating fixed link (6) is fixedly connected with limit plate (7), and the limit plate (7) is solid close to the side of the position-limiting tube (5)
Surely it is connected with spring (8), the fixed link (6) is fixedly connected with pedestal (10) far from the one end of the position-limiting tube (5), described solid
Fixed pole (6) is fixedly connected with hook (17) close to the side of the position-limiting tube (5), and the plate body (1) is close to the fuel cell
The lateral wall of anode (2) offers the first drainage trough (12) and the second drainage trough (13), and the plate body (1) is close to the fuel electricity
The lateral wall of pond anode (2) is fixedly connected with water inlet pipe (14), and one end of the water inlet pipe (14) is fixedly connected with collecting box
(15), the lateral wall of the collecting box (15) is fixedly connected with tap (16), and is offered at the top of the collecting box (15)
Two through-holes (18).
2. a kind of graphite bipolar plate of fuel battery according to claim 1, it is characterised in that: the quantity of the hook (17)
For several, and it is fixedly connected with the fixed link (6).
3. a kind of graphite bipolar plate of fuel battery according to claim 2, it is characterised in that: the number of the limited block (9)
Amount is two, and is fixedly connected with the position-limiting tube (5).
4. a kind of graphite bipolar plate of fuel battery according to claim 1, it is characterised in that: the one of the fixed link (6)
The plate body (1) and the fuel battery negative pole (3) are run through in end.
5. a kind of graphite bipolar plate of fuel battery according to claim 1, it is characterised in that: the position-limiting tube (5), described
Fixed link (6), the limit plate (7), the spring (8), the limited block (9), the pedestal (10) and the hook (17)
For one group of fixation kit, the quantity of the fixation kit is four groups, the anode of fuel cell (2), the fuel battery negative pole
(3) it is fixedly connected with the plate body (1) by fixation kit described in four groups.
6. a kind of graphite bipolar plate of fuel battery according to claim 1, it is characterised in that: the number of the water inlet pipe (14)
Amount is two, and second drainage trough that the lateral wall of one end of two water inlet pipes (14) and the plate body (1) opens up
(13) it is connected to.
7. a kind of graphite bipolar plate of fuel battery according to claim 1, it is characterised in that: the outside of the plate body (1)
Wall offers several first drainage troughs (12), several described first drainage troughs that the lateral wall of the plate body (1) opens up
(12) second drainage trough (13) opened up with the lateral wall of the plate body (1) is connected to, and opens up at the top of the hook (17)
There are several second through-holes (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822235763.0U CN209298250U (en) | 2018-12-28 | 2018-12-28 | A kind of graphite bipolar plate of fuel battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822235763.0U CN209298250U (en) | 2018-12-28 | 2018-12-28 | A kind of graphite bipolar plate of fuel battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209298250U true CN209298250U (en) | 2019-08-23 |
Family
ID=67649518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822235763.0U Expired - Fee Related CN209298250U (en) | 2018-12-28 | 2018-12-28 | A kind of graphite bipolar plate of fuel battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209298250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111883798A (en) * | 2020-07-24 | 2020-11-03 | 苏州敦胜新能源科技有限公司 | High-temperature fuel cell integrated bipolar plate |
-
2018
- 2018-12-28 CN CN201822235763.0U patent/CN209298250U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111883798A (en) * | 2020-07-24 | 2020-11-03 | 苏州敦胜新能源科技有限公司 | High-temperature fuel cell integrated bipolar plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190823 Termination date: 20211228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |