CN208279694U - A kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique - Google Patents
A kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique Download PDFInfo
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- CN208279694U CN208279694U CN201820846745.3U CN201820846745U CN208279694U CN 208279694 U CN208279694 U CN 208279694U CN 201820846745 U CN201820846745 U CN 201820846745U CN 208279694 U CN208279694 U CN 208279694U
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Abstract
The utility model relates to a kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique, including ring plate, lay internal layer pole plate among ring plate, and space uniform in ring plate ring is divided into two parts by internal layer pole plate；The first mesh-supported plate and the second mesh-supported plate is respectively set in two anchor rings of ring plate；High internal resistance caused by multicomponent structure can be effectively reduced by highly integrated bipolar plates, thus lifting system efficiency；Seal Design needed for the bipolar plates of integration reduce multicomponent structure, can reduce sealing difficulty, provide better seal effect, be conducive to the design of high pressure electrolysis cell；Present double-layer structure is changed to by the assembly of original four-layer structure to select to be significantly reduced workload of the electrolytic cell in assembling process through the assembly of mould and integrated bipolar plates, promotes assembly serious forgiveness；The volume of electrolytic cell can be greatly decreased in the structure of reduction, promote the output of unit volume electrochemical appliance.
Description
Technical field
The utility model relates to a kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique, belongs to electrochemistry and sets
Standby bipolar plate technology field.
Background technique
Bipolar plates are another core components after selecting to penetrate mould, in electrochemical apparatus, by pole plate and group of flow fields
At.Bipolar plates should be the good conductor of electricity, heat, have good mechanical performance, and good gas barrier properties are corrosion-resistant compared with low-density
Property it is good the features such as, performance and structure design determine electrochemical apparatus pile/electrolytic cell volumetric specific power and quality specific power.
Have the bipolar plates preparation process of the different materials such as graphite, metal and composite material currently on the market, can be widely applied to automobile,
The fields such as distributed generation and portable power supplies.
Application No. is 200710056414.6 entitled " thin metal dual-pole board of proton exchange film fuel battery ", including
Anode flow field board and cathode flow field plate, the flow field form of the anode flow field board are single channel two phase flow, the cathode flow field
The Oxidizer distribution pipeline of plate is the open groove that both ends are penetrated through respectively at cathode flow field plate side, the anode and cathode flow field
Good conductance corrosion resistant coating treatment is carried out after plate forming；The cross section of the channel groove of the anode flow field board is semicircle, described
The cross section of open groove is square or semicircle；Supporting surface is provided between described two flow-field plates, the support
With a thickness of the sum of trench depth in two flow-field plates, the position of groove is mutually orthogonal in described two flow-field plates, described two
The groove of flow-field plate is respectively backwards to supporting surface, the rear-face contact of described two flow-field plates, on the support surface with the cathode
Groove is arranged in the one side of flow-field plate contact, the Oxidizer distribution pipeline on groove and the cathode flow field plate on the supporting surface
The shape of groove and position difference are consistent.Above-mentioned bipolar plates are relatively common bipolar plate structures on the market at present, but will
Anode flow field board, cathode flow field plate are assembled integrally by bolt and supporting surface, influence integrally-built leakproofness, double to metal
The performance of pole plate has an impact, while structure member is more, and structure is complicated, is unfavorable for processing, and increases dress heap difficulty.
Utility model content
The utility model provides a kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique, is reducing department of assembly
While part, it ensure that the leakproofness of structure, improve system effectiveness, be conducive to the design of high pressure electrolysis cell.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique, including ring plate, in ring plate
Between lay internal layer pole plate, space uniform in ring plate ring is divided into two parts by internal layer pole plate；
The first mesh-supported plate and the second mesh-supported plate is respectively set in two anchor rings of ring plate；
As the further preferred of the utility model, internal layer pole plate above-mentioned is by the ring even partition of ring plate at two
Part opens up lye channel on the ring of a portion, opens up gas passage on the ring of another part；
As the further preferred of the utility model, lye channel above-mentioned is logical for the disengaging for lye and supplement water
Road；Gas passage above-mentioned is the exhaust passage for prepared hydrogen and oxygen；
As the further preferred of the utility model, the first mesh-supported plate above-mentioned and the second mesh-supported plate are served as reasons
The support nickel screen of nickel material 3D printing.
By above technical scheme, compared with the existing technology, the utility model has the following beneficial effects:
The utility model can effectively reduce high internal resistance caused by multicomponent structure by highly integrated bipolar plates, from
And lifting system efficiency；
Seal Design needed for the bipolar plates of integration reduce multicomponent structure, can reduce sealing difficulty, provide preferably close
Effect is sealed, the design of high pressure electrolysis cell is conducive to；
The utility model is changed to present double-layer structure by the assembly of original four-layer structure and selects through mould and integration
The assembly of bipolar plates is significantly reduced workload of the electrolytic cell in assembling process, promotes assembly serious forgiveness；
The volume of electrolytic cell can be greatly decreased in the structure of reduction, promote the output of unit volume electrochemical appliance.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the overall structure diagram of the preferred embodiment of the utility model；
Fig. 2 is that space uniform in ring plate ring is divided into two parts by the internal layer pole plate of the preferred embodiment of the utility model
The structural schematic diagram of a portion afterwards.
In figure: 1 is ring plate, and 2 be the first mesh-supported plate, and 3 be internal layer pole plate, and 4 be gas passage, and 5 be the second net
Shape support plate, 6 be lye channel.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
As shown in Figs. 1-2, the utility model includes following characteristics component: 1 is ring plate, and 2 be the first mesh-supported plate,
3 be internal layer pole plate, and 4 be gas passage, and 5 be the second mesh-supported plate, and 6 be lye channel.
A kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique of the utility model, including ring plate,
Internal layer pole plate is laid among ring plate, space uniform in ring plate ring is divided into two parts, respectively two by internal layer pole plate
The identical electrolytic chamber of a volume size；
The first mesh-supported plate and the second mesh-supported plate is respectively set in two anchor rings of ring plate；
As the further preferred of the utility model, internal layer pole plate above-mentioned is by the ring even partition of ring plate at two
Part opens up lye channel on the ring of a portion, opens up gas passage on the ring of another part；
As the further preferred of the utility model, lye channel above-mentioned is logical for the disengaging for lye and supplement water
Road；Gas passage above-mentioned is the exhaust passage for prepared hydrogen and oxygen；
As the further preferred of the utility model, the first mesh-supported plate above-mentioned and the second mesh-supported plate are served as reasons
The support nickel screen of nickel material 3D printing.
The structure setting by ring plate and internal layer pole plate of the utility model can effectively reduce multicomponent structure institute
The high internal resistance of generation, thus lifting system efficiency；Meanwhile Seal Design needed for the bipolar plates reduction multicomponent structure of integration,
Sealing difficulty can be reduced, better seal effect is provided, is conducive to the design of high pressure electrolysis cell；In two anchor rings of ring plate
First mesh-supported plate and the second mesh-supported plate are installed respectively, present double-layer structure is changed to by the assembly of original four-layer structure
Assembly, be significantly reduced workload of the electrolytic cell in assembling process, promote assembly serious forgiveness；The structure of reduction can be substantially
The volume of electrolytic cell is reduced, the output of unit volume electrochemical appliance is promoted.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the application fields.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, it will not be explained in an idealized or overly formal meaning.
The meaning of "and/or" described herein refers to that the case where respective individualism or both exists simultaneously wraps
Including including.
The meaning of " connection " described herein can be between component be directly connected to be also possible to pass through between component
Other components are indirectly connected with.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (4)
1. a kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique, it is characterised in that: including ring plate, in ring
Internal layer pole plate is laid among shape pole plate, space uniform in ring plate ring is divided into two parts by internal layer pole plate；
The first mesh-supported plate and the second mesh-supported plate is respectively set in two anchor rings of ring plate.
2. the integrated electrolysis slot bipolar plate structure according to claim 1 based on 3D printing technique, it is characterised in that: preceding
The ring even partition of ring plate at two parts, is opened up lye channel on the ring of a portion by the internal layer pole plate stated,
Gas passage is opened up on the ring of another part.
3. the integrated electrolysis slot bipolar plate structure according to claim 2 based on 3D printing technique, it is characterised in that: preceding
The lye channel stated is the access way for lye and supplement water；Gas passage above-mentioned is for prepared hydrogen and oxygen
The exhaust passage of gas.
4. the integrated electrolysis slot bipolar plate structure according to claim 1 based on 3D printing technique, it is characterised in that: preceding
The the first mesh-supported plate and the second mesh-supported plate stated are the support nickel screen by nickel material 3D printing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820846745.3U CN208279694U (en) | 2018-06-02 | 2018-06-02 | A kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique |
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| CN201820846745.3U CN208279694U (en) | 2018-06-02 | 2018-06-02 | A kind of integrated electrolysis slot bipolar plate structure based on 3D printing technique |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366333A (en) * | 2020-09-21 | 2021-02-12 | 中国科学院大连化学物理研究所 | 3D printing processing method of conductive partition plate with gas-liquid distribution flow field |
| CN113105028A (en) * | 2020-09-24 | 2021-07-13 | 中国科学院过程工程研究所 | System and method for realizing organic wastewater recycling by three-dimensional electrolytic removal of organic matters through liquid-solid fluidized bed |
| WO2022041351A1 (en) * | 2020-08-26 | 2022-03-03 | 深圳市氢雄燃料电池有限公司 | Metal bipolar plate for fuel cell and preparation method therefor |
| WO2022057551A1 (en) * | 2020-09-21 | 2022-03-24 | 中国科学院大连化学物理研究所 | Pem electrolytic cell conductive partition plate having gas-liquid distribution flow field structure |
-
2018
- 2018-06-02 CN CN201820846745.3U patent/CN208279694U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022041351A1 (en) * | 2020-08-26 | 2022-03-03 | 深圳市氢雄燃料电池有限公司 | Metal bipolar plate for fuel cell and preparation method therefor |
| CN112366333A (en) * | 2020-09-21 | 2021-02-12 | 中国科学院大连化学物理研究所 | 3D printing processing method of conductive partition plate with gas-liquid distribution flow field |
| WO2022057551A1 (en) * | 2020-09-21 | 2022-03-24 | 中国科学院大连化学物理研究所 | Pem electrolytic cell conductive partition plate having gas-liquid distribution flow field structure |
| CN112366333B (en) * | 2020-09-21 | 2022-03-25 | 中国科学院大连化学物理研究所 | 3D printing processing method of conductive partition plate with gas-liquid distribution flow field |
| CN113105028A (en) * | 2020-09-24 | 2021-07-13 | 中国科学院过程工程研究所 | System and method for realizing organic wastewater recycling by three-dimensional electrolytic removal of organic matters through liquid-solid fluidized bed |
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