CN105244516A - Paste device of fuel cell sealing elements - Google Patents
Paste device of fuel cell sealing elements Download PDFInfo
- Publication number
- CN105244516A CN105244516A CN201510657505.XA CN201510657505A CN105244516A CN 105244516 A CN105244516 A CN 105244516A CN 201510657505 A CN201510657505 A CN 201510657505A CN 105244516 A CN105244516 A CN 105244516A
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- CN
- China
- Prior art keywords
- linking arm
- pressing plate
- fuel battery
- sticking device
- sealing piece
- Prior art date
- 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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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0286—Processes for forming seals
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a paste device of fuel cell sealing elements. The paste device comprises a vacuum pump, a pipeline, a base and a press plate, wherein the base and the press plate are connected by a connection element to achieve opening; grooves are formed in the opposite surfaces of the base and the press plate, matched with the shapes of the sealing elements to be sealed on a bipolar plate, and used for placing the sealing element; air holes are formed in the side walls of the base and the press plate and connected with the vacuum pump through the pipeline; and a plurality of air eyes are arranged on the surface of the grooves and communicated with the air holes. The paste device of the fuel cell sealing element is simple and convenient, the sealing elements are efficiently pasted at the two sides of the bipolar plate of a fuel cell, and the finished product rate is high.
Description
Technical field
The present invention relates to fuel cell field, refer to a kind of fuel battery sealing piece sticking device especially.
Background technology
Current, the environmental pollution that economic develop rapidly causes, energy crisis become the problem attracted attention in the world.The new green power of people urgently a kind of clean, low-carbon (LC), sustainable development.Be different from traditional energy-storage battery, fuel cell is a kind of generating battery chemical energy being stored in hydrogen fuel and oxygen (air) being converted into electric energy.It has the outstanding advantages such as the startup of energy conversion efficiency high and low temperature, environmental friendliness, low noise, safe and reliable, specific power and specific energy density be high, is considered to one of potential effective technology scheme solved the problem of most.
Typical fuel cell is made up of membrane electrode, bipolar plates and seal.Membrane electrode is the occasion of hydrogen fuel and oxidant reaction; The effect of bipolar plates is uniform distribution reacting gas, collected current derive electric energy and intercept reaction gas etc.Seal plays sealing effectiveness, prevents from wearing in reacting gas and leaking.If seal sealing effectiveness is bad, occur the phenomenon collaborated mutually in reacting gas inside, then hydrogen fuel and oxidant directly react under the effect of eelctro-catalyst, sharply produce amount of heat, badly damaged battery, and also can be explosion caused when hydrogen fuel and oxidant are mixed into finite concentration.If reacting gas is revealed to outside batteries, can reduce fuel availability on the one hand, battery performance declines, if outside batteries surrounding space is limited on the one hand in addition, extremely dangerous blast also can occurs, even endanger personal safety.Therefore, cell sealing is a very important technology.
In order to mass production manufacture, membrane electrode, bipolar plates, seal are generally independent shaping, and each parts combine in a certain way again, form fuel cell.For the assembling of seal, existing method normally operating personnel coats room temperature and curable glue in bipolar plates seal groove, then by manual for seal paving in seal groove.In order to obtain good sealing effectiveness, seal must be placed in seal groove with being flattened, can not be crooked, and closely sturdy.In addition, seal is generally soft material, and thickness is no more than 1 millimeter.Therefore, even if the personnel of skilled operation also need to concentrate on, cautious operation.There is the defects such as efficiency is low, sticking strength is poor, rate of finished products is low in the hand paste assembly method of this routine.
Summary of the invention
In view of this, the object of the invention is to propose a kind of fuel battery sealing piece sticking device, can easy, stickup that high efficiency completes fuel battery double plates both sides sealing part, rate of finished products is high.
Comprise vacuum pump, pipeline, base, pressing plate based on above-mentioned purpose a kind of fuel battery sealing piece sticking device provided by the invention, wherein, described base is connected by connector with described pressing plate, entire to realize out; The corresponding surface of described base and described pressing plate is provided with the groove matched with the seal shape in bipolar plates to be sealed, in order to place the seal; The sidewall of described base and described pressing plate is provided with pore, and this pore connects described vacuum pump by described pipeline; The surface of described groove is provided with multiple core, and this core is communicated with described pore.
Optionally, described connector comprise axis and with described axis for axle center, the first linking arm that mutual axle connects and the second linking arm, described first linking arm and described second linking arm are that the end of nearly described axis is wide, away from the L-type structure that the end of described axis is narrow, described pressing plate and described base are fixedly connected in the narrow end arms of described first linking arm and described second linking arm respectively, entire to realize out.
Preferably, the first linking arm that described mutual axle connects and the second linking arm are provided with two groups, are arranged at the two ends of described axis respectively.
Optionally, described connector folding angle is greater than 90 degree.
Preferably, the first linking arm of connecting of described mutual axle and the second linking arm are crisscross arranged.
Optionally, the end extended away from the direction of described axis at described first linking arm and the second linking arm is provided with handle, in order to open entire described pressing plate and described base.
Preferably, on the surface that described base is relative with described pressing plate, a limiting plate is provided with, the form fit of the shape that this limiting plate limits and bipolar plates.
Optionally, described base is provided with multiple limited post, the form fit of the shape that this limited post limits and bipolar plates.
Optionally, the degree of depth of described groove is 0.1-0.5mm; Spacing 0.5cm-1cm between described core, the aperture of described core is 0.2-0.4cm.
Preferably, described base and described pressing plate are provided with two described pores, and two described pores are symmetricly set on two narrow avris walls of described base or described pressing plate.
As can be seen from above, fuel battery sealing piece sticking device provided by the invention is provided with the groove identical with seal shape, and coordinate vacuum pump absorption seal by core, pore, be fixed on stable for seal in groove, and then can adhesive seal part accurately.Meanwhile, this device is easy and simple to handle, efficiency is high, rate of finished products is high, from pasting operation to the pure craft of seal in the past, changes semiautomation operation into, and can paste the seal of fuel battery double plates both sides simultaneously.The base of this device and pressing plate adopt the large metal of quality to make, and have certain weight, the pressing plate that closes is applied with certain pressure to seal, to the firm pasting of seal.
Accompanying drawing explanation
The structural representation of the fuel battery sealing piece sticking device of Fig. 1 involved by embodiments of the invention;
Fig. 2 is the A place partial enlarged drawing of Fig. 1;
The structural representation of the fuel battery sealing piece sticking device of Fig. 3 involved by another embodiment of the present invention;
The vertical view of the fuel battery sealing piece sticking device of Fig. 4 involved by another embodiment of the present invention;
The end view of the fuel battery sealing piece sticking device of Fig. 5 involved by another embodiment of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
The structural representation of the fuel battery sealing piece sticking device of Fig. 1 involved by embodiments of the invention; Fig. 2 is the A place partial enlarged drawing of Fig. 1.As shown in Figure 1, in the present embodiment, described fuel battery sealing piece sticking device comprises vacuum pump 1, pipeline 2, base 3b, pressing plate 3a.Wherein, described base 3b is connected by connector 8 with described pressing plate 3a, entire to realize out.The described base 3b surface corresponding with pressing plate 3a is provided with the groove 7 matched with the seal shape in bipolar plates to be sealed, in order to place the seal.The sidewall of described base 3b and described pressing plate 3a is provided with pore 4, and this pore 4 connects vacuum pump 1 by pipeline 2.The surface of described groove 7 is provided with multiple core 6, and this core 6 is communicated with described pore 4.
According to description above, the fuel battery sealing piece sticking device that of the present invention enforcement provides is provided with the groove identical with seal shape, and coordinate vacuum pump absorption seal by core, pore, the stable seal being fixedly placed in groove, and then can adhesive seal part accurately, paste the seal of bipolar plates both sides, raise the efficiency, rate of finished products is high simultaneously.
As an optional embodiment, the described base 3b surface corresponding with pressing plate 3a is provided with the groove 7 matched with seal shape, the degree of depth of described groove 7 is 0.1-0.5mm, so that the bottom surface of seal snaps in described groove 7, make seal absorption under vacuum pump 1 acts on stable, and play position-limiting action, more accurately seal is pasted the both sides with described bipolar plates.
As shown in Figure 2, as an optional embodiment, the surface uniform of described groove 7 is distributed with multiple core 6, the spacing 0.5cm-1cm between every two cores 6, and described core 6 is circular, and aperture is 0.2-0.4cm.Equally distributed core 6 contributes to seal uniform stressed, and stable, smooth being adsorbed in described groove 7, makes itself and bipolar plates paste smooth, improves rate of finished products.Alternatively, the surface of described groove 7 also can be network structure.
As a preferred embodiment, described base 3b and described pressing plate 3a is provided with two described pores, 4, two pores 4 and is symmetricly set on the two narrow avris walls of described base 3b or described pressing plate 3a.Be symmetricly set in two pores 4 of described base 3b or described pressing plate 3a, vacuum pump 1 can be made more even from described core 6 air-breathing by two pores 4, and then the seal loading be adsorbed in described groove 7 is even, better fits in groove 7.Alternatively, two described pores 4 also can be arranged on the two long side walls of described base 3b or described pressing plate 3a.
As an optional embodiment, described base 3b and described pressing plate 3a inside all have cavity, the cavity of described base 3b and described pressing plate 3a is except described pore 4 and described core 6 place's perforate, and all the other positions are airtight, and then described core 6 realizes being communicated with described pore 4.Alternatively, described core 6 can also be communicated with described pore 4 with the pipeline of described pressing plate 3a inside by being arranged at described base 3b.
Fig. 3, Fig. 4, Fig. 5 are respectively the structural representation of the fuel battery sealing piece sticking device involved by another embodiment of the present invention, vertical view and end view.As in Figure 3-5, as a preferred embodiment, described connector 8 comprise axis 8a and with described axis 8a be axle center, mutual the first linking arm 8b of connecting of axle and the second linking arm 8c.Described first linking arm 8b and described second linking arm 8c is all that the end of nearly described axis 8a is wide, away from the L-type structure that the end of described axis 8a is narrow, described pressing plate 3a and described base 3b is fixedly connected on the arm of the narrow end of described first linking arm 8a and described second linking arm 8b respectively.In the present embodiment, the end of described first linking arm 8b and described second linking arm 8c nearly axis 8a is wide, away from the L-type structure that the end of axis 8a is narrow, be of value to when closed described seal sticking device, described pressing plate 3a fits closer to from vertical direction and described base 3b, thus ensures that, in bipolar plates seal process, pressing plate 3a is to bipolar plates horizontal direction force, prevent the displacement that it causes thus, affect seal sticking effect.
Preferably, the first linking arm 8b that described mutual axle connects and the second linking arm 8c is provided with two groups, is arranged at the two ends of described axis 8a respectively.Thus make linking arm and described pressing plate 3a and described base 3b fix more firm, and more steady when opening entire, improve airtight quality.
As an optional embodiment, the folding angle of described connector 8 is greater than 90 degree.Preferably, the folding angle of described connector 8 is 145-180 degree, is convenient to place seal.Preferably, the folding angle of described connector 8 is 180 degree, and then makes described pressing plate 3a become level with under described base plate 3b opening, convenient places described seal when opening, and makes the seal put into smooth, improves rate of finished products.
As shown in Figure 3, on the surface that described base 3b is relative with described pressing plate 3a, be provided with a limiting plate 7a, the shape that this limiting plate 7a limits and the pending form fit sealing the bipolar plates of processing.This limiting plate 7a is in order to block described bipolar plates, and when preventing closed described pressing plate 3b, bipolar plates moves, the position of the described bipolar plates of more accurate restriction.
As shown in Figure 5, as an optional embodiment, on described base 3b, along the surrounding of described groove 7, be provided with multiple limited post 7b, the shape that described limited post 7b limits and the pending form fit sealing the bipolar plates of processing.This limited post 7b, in order to block described bipolar plates, prevents it from moving, the position of the described bipolar plates of more accurate restriction.
As shown in Figure 4 and Figure 5, as a preferred embodiment, the end extended away from the direction of described axis 8a at described first linking arm 8b and the second linking arm 8c is provided with handle, in order to open entire described pressing plate 3a and described base 3b, handled easily human users, is convenient to out entire described fuel battery sealing piece sticking device.
As shown in Figure 4, as a preferred embodiment, the first linking arm 8a that mutual axle connects and the second linking arm 8b is crisscross arranged, and then handle is crisscross arranged, is convenient to the operation of user, facilitates opening-closing device, be conducive to steadily opening entire described seal sticking device, improve rate of finished products.
As a preferred embodiment, described base 3b can also be horizontally placed on a support, and maintains static, and only needs to open and closed described pressing plate 3a during use.
As a preferred embodiment, the pressing plate 3a of described seal sticking device adopts the large metal of quality to make, as materials such as iron, copper, stainless steels.Such material has certain weight, and the pressing plate that closes is applied with certain pressure pasting firmly seal to seal.
When using the fuel battery sealing piece sticking device involved by embodiments of the invention, two seals of the upper and lower plate of sealed fuel battery bipolar plates will be used for, be positioned in the groove 7 of base 3b and described pressing plate 3a respectively, wherein, each seal is divided into front and bottom surface, and bottom surface contacts with described base 3b or described pressing plate 3a.Seal paving, on core 6, blocks core 6.
Open vacuum pump 1, by described pipeline 2, from described pore 4 air-breathing, described base 3b and described pressing plate 3a is by gas in core 6 draw air of its groove 7, produce suction, and then form negative pressure (lower than air gauge pressure), under differential pressure of atmospheric pressure effect, seal is mechanically adsorbed onto on described device.
Place bipolar plates, bipolar plates divides upper and lower pole plate, is needed both sides the bipolar plates of the equal glue coated of sealing place to be buckled on base 3b, the corresponding base 3b of bottom crown, the corresponding pressing plate 3a of top crown.Hold handle 5 to close pressing plate 3a.Close vacuum pump 1, differential pressure of atmospheric pressure disappears, and seal comes off from pressing plate 3a or base 3b respectively, pastes bottom crown.Wait for 1-3min, lift pressing plate 3a by handle 5, take out bipolar plates, seal is all pasted in bipolar plates both sides.
As can be seen from above, fuel battery sealing piece sticking device provided by the invention is provided with the groove identical with seal shape, and coordinate vacuum pump absorption seal by core, pore, the stable seal being fixedly placed in groove, and then can adhesive seal part accurately.Meanwhile, this device is easy and simple to handle, efficiency is high, can complete the stickup of the seal of the upper and lower plate of bipolar plates simultaneously, and rate of finished products is high, from the past to the pure manual seal operation of bipolar plates, changes semiautomation operation into.The base of seal sticking device and pressing plate adopt the larger metal of quality to make, and have certain weight, the pressing plate that closes is applied with the firm pasting of certain pressure to seal to seal.
Those of ordinary skill in the field are to be understood that: the discussion of above any embodiment is only exemplary, and not intended to be implies that the scope of the present disclosure (comprising claim) is limited to these examples; Under thinking of the present invention, also can combine between technical characteristic in above embodiment or different embodiment, step can realize with random order, and there are other changes many of different aspect of the present invention as above, and they do not provide in details for the sake of simplicity.Therefore, within the spirit and principles in the present invention all, any omission made, amendment, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a fuel battery sealing piece sticking device, is characterized in that, comprises vacuum pump, pipeline, base, pressing plate, and wherein, described base is connected by connector with described pressing plate, entire to realize out; The corresponding surface of described base and described pressing plate is provided with the groove matched with the seal shape in bipolar plates to be sealed, in order to place the seal; The sidewall of described base and described pressing plate is provided with pore, and this pore connects described vacuum pump by described pipeline; The surface of described groove is provided with multiple core, and this core is communicated with described pore.
2. fuel battery sealing piece sticking device according to claim 1, it is characterized in that, described connector comprise axis and with described axis for axle center, the first linking arm that mutual axle connects and the second linking arm, described first linking arm and described second linking arm are that the end of nearly described axis is wide, away from the L-type structure that the end of described axis is narrow, described pressing plate and described base are fixedly connected in the narrow end arms of described first linking arm and described second linking arm respectively, entire to realize out.
3. fuel battery sealing piece sticking device according to claim 1, is characterized in that, the first linking arm that described mutual axle connects and the second linking arm are provided with two groups, are arranged at the two ends of described axis respectively.
4. according to the fuel battery sealing piece sticking device in claim 1-3 described in any one, it is characterized in that, described connector folding angle is greater than 90 degree.
5. the fuel battery sealing piece sticking device according to Claims 2 or 3, is characterized in that, the first linking arm that described mutual axle connects and the second linking arm are crisscross arranged.
6. fuel battery sealing piece sticking device according to claim 5, is characterized in that, the end extended away from the direction of described axis at described first linking arm and the second linking arm is provided with handle, in order to open entire described pressing plate and described base.
7. fuel battery sealing piece sticking device according to claim 1, is characterized in that, on the surface that described base is relative with described pressing plate, is provided with a limiting plate, the form fit of the shape that this limiting plate limits and bipolar plates.
8. fuel battery sealing piece sticking device according to claim 1, is characterized in that, described base is provided with multiple limited post, the form fit of the shape that this limited post limits and bipolar plates.
9. fuel battery sealing piece sticking device according to claim 1, is characterized in that, the degree of depth of described groove is 0.1-0.5mm; Spacing 0.5cm-1cm between described core, the aperture of described core is 0.2-0.4cm.
10. fuel battery sealing piece sticking device according to claim 1, is characterized in that, described base and described pressing plate are provided with two described pores, and two described pores are symmetricly set on two narrow avris walls of described base or described pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657505.XA CN105244516B (en) | 2015-10-13 | 2015-10-13 | Fuel battery sealing piece sticking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657505.XA CN105244516B (en) | 2015-10-13 | 2015-10-13 | Fuel battery sealing piece sticking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105244516A true CN105244516A (en) | 2016-01-13 |
| CN105244516B CN105244516B (en) | 2017-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510657505.XA Active CN105244516B (en) | 2015-10-13 | 2015-10-13 | Fuel battery sealing piece sticking device |
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| CN (1) | CN105244516B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109818007A (en) * | 2019-03-28 | 2019-05-28 | 无锡市锡达电子科技有限公司 | Vanadium cell sealing ring automatic assembling apparatus and assembly method |
| CN113793940A (en) * | 2021-08-27 | 2021-12-14 | 一汽解放汽车有限公司 | Bipolar plate bonding device |
| CN113980620A (en) * | 2021-11-09 | 2022-01-28 | 郝建强 | Method for manufacturing hydrogen fuel cell sealing gasket |
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| CN1114253A (en) * | 1994-06-30 | 1996-01-03 | 溢利塑胶股份有限公司 | Method and device for sticking plastic facing on surface of air-permeable board |
| US20020160250A1 (en) * | 1999-12-17 | 2002-10-31 | Woods John G | Impregnation of a graphite sheet with a sealant |
| CN101794891A (en) * | 2010-03-25 | 2010-08-04 | 昆山希盟自动化科技有限公司 | Processing system and method for in situ formation of sealing component on bipolar plate of fuel cell |
| CN203103424U (en) * | 2012-12-24 | 2013-07-31 | 天津力神电池股份有限公司 | Auxiliary device for adhering protection adhesive tapes on double surfaces of polymer lithium ion battery |
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2015
- 2015-10-13 CN CN201510657505.XA patent/CN105244516B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1114253A (en) * | 1994-06-30 | 1996-01-03 | 溢利塑胶股份有限公司 | Method and device for sticking plastic facing on surface of air-permeable board |
| US20020160250A1 (en) * | 1999-12-17 | 2002-10-31 | Woods John G | Impregnation of a graphite sheet with a sealant |
| CN101794891A (en) * | 2010-03-25 | 2010-08-04 | 昆山希盟自动化科技有限公司 | Processing system and method for in situ formation of sealing component on bipolar plate of fuel cell |
| CN203103424U (en) * | 2012-12-24 | 2013-07-31 | 天津力神电池股份有限公司 | Auxiliary device for adhering protection adhesive tapes on double surfaces of polymer lithium ion battery |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109818007A (en) * | 2019-03-28 | 2019-05-28 | 无锡市锡达电子科技有限公司 | Vanadium cell sealing ring automatic assembling apparatus and assembly method |
| CN113793940A (en) * | 2021-08-27 | 2021-12-14 | 一汽解放汽车有限公司 | Bipolar plate bonding device |
| CN113980620A (en) * | 2021-11-09 | 2022-01-28 | 郝建强 | Method for manufacturing hydrogen fuel cell sealing gasket |
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| Publication number | Publication date |
|---|---|
| CN105244516B (en) | 2017-09-15 |
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Effective date of registration: 20200915 Address after: 102600 No.17 yard, Yongchang South Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: BEIJING LONG MARCH TIANMIN HI-TECH Co.,Ltd. Address before: 4003, room 2, building 17, South Yongchang Road, Beijing economic and Technological Development Zone, Beijing, Daxing District 100076, China Patentee before: AEROSPACE NEW LONG MARCH ELECTRIC VEHICLE TECHNOLOGY Co.,Ltd. |