CN216528963U - Proton exchange membrane fuel cell bipolar plate coating equipment - Google Patents
Proton exchange membrane fuel cell bipolar plate coating equipment Download PDFInfo
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- CN216528963U CN216528963U CN202123143288.2U CN202123143288U CN216528963U CN 216528963 U CN216528963 U CN 216528963U CN 202123143288 U CN202123143288 U CN 202123143288U CN 216528963 U CN216528963 U CN 216528963U
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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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Abstract
The utility model provides a proton exchange membrane fuel cell bipolar plate coating device, which belongs to the technical field of fuel cell production equipment and comprises a drying chamber, a spraying chamber, a pyrolysis chamber, an acid leaching chamber, a flushing chamber, a chain conveying track and a nitrogen supply system, wherein the drying chamber is arranged in the drying chamber; the inlet of the spraying chamber is connected with the outlet of the drying chamber and is used for spraying the dried workpiece; the inlet of the pyrolysis chamber is connected with the outlet of the spraying chamber and is used for pyrolyzing the sprayed workpiece to form a coating; an inlet of the acid leaching chamber is connected with an outlet of the pyrolysis chamber, and the acid leaching chamber is provided with an acid leaching tank for performing acid leaching on the pyrolyzed workpiece; an inlet of the washing chamber is connected with an outlet of the acid leaching chamber and used for washing the workpiece after acid leaching, and an outlet of the washing chamber is connected with an inlet of the drying chamber; the chain conveying track is used for driving the workpiece to run; and the nitrogen supply system is connected with the spraying chamber and/or the pyrolysis chamber through pipelines and is used for injecting nitrogen into the spraying chamber so as to maintain the nitrogen environment of the spraying chamber and the pyrolysis chamber.
Description
Technical Field
The utility model belongs to the technical field of fuel cell production equipment, and particularly relates to coating equipment for a bipolar plate of a proton exchange membrane fuel cell.
Background
A proton exchange membrane fuel cell is a fuel cell using a polymer membrane capable of conducting ions as an electrolyte, and generally includes a proton exchange membrane, and a catalyst layer, a diffusion layer, and a polar plate disposed on both sides of the proton exchange membrane. Since the proton exchange membrane fuel cell has high requirements on the electrical conductivity and reliability of the bipolar plate, but the electrical conductivity and reliability are often difficult to be compatible, we intend to improve the compatibility by coating a modified coating on the surface of the bipolar plate.
At present, the method for preparing SnO on bipolar plate by using spray pyrolysis method2The F-type modified conductive coating mainly comprises the steps of workpiece pretreatment, spraying, pyrolysis, acid dipping and cleaning, and the spraying and pyrolysis are carried out in a nitrogen-protected environment, so that special coating equipment is required to be designed for production.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a coating device for a bipolar plate of a proton exchange membrane fuel cell, which aims to solve the technical problems in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that: the proton exchange membrane fuel cell bipolar plate coating equipment comprises a drying chamber, a spraying chamber, a pyrolysis chamber, an acid leaching chamber, a flushing chamber, a chain conveying track and a nitrogen supply system, wherein the drying chamber is used for drying a workpiece; the inlet of the spraying chamber is connected with the outlet of the drying chamber and is used for spraying the dried workpiece; the inlet of the pyrolysis chamber is connected with the outlet of the spraying chamber and is used for pyrolyzing the sprayed workpiece to form a coating; an inlet of the acid leaching chamber is connected with an outlet of the pyrolysis chamber, and an acid leaching tank is arranged for performing acid leaching on the pyrolyzed workpiece; an inlet of the washing chamber is connected with an outlet of the acid leaching chamber and used for washing the workpiece after acid leaching, and an outlet of the washing chamber is connected with an inlet of the drying chamber; the chain conveying track is used for driving the workpiece to run and sequentially pass through the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber, the washing chamber and the drying chamber; and the nitrogen supply system is connected with the spraying chamber and/or the pyrolysis chamber through pipelines and is used for injecting nitrogen into the spraying chamber so as to maintain the nitrogen environment of the spraying chamber and the pyrolysis chamber.
In one possible implementation, the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber and the rinsing chamber are all connected in a sealing mode.
In a possible realization mode, a separation blade is arranged between the drying chamber and the spraying chamber and between the drying chamber and the washing chamber, and a through hole for the chain conveying track and the workpiece to pass through is arranged on the separation blade.
In a possible realization mode, a first enclosing plate is arranged on the through hole between the drying chamber and the spraying chamber, and the first enclosing plate is positioned on one side, facing the spraying chamber, of the blocking plate and is arranged towards the spraying chamber.
In a possible realization mode, a second enclosing plate is arranged on the through hole between the drying chamber and the washing chamber, and the second enclosing plate is positioned on one side, back to the washing chamber, of the baffle plate and is arranged back to the washing chamber.
In a possible realization mode, the first enclosing plate and the second enclosing plate are both of elastic sheet structure, and the outer ends are closed and at least can close the through hole.
In a possible implementation mode, the proton exchange membrane fuel cell bipolar plate coating equipment further comprises an acid washing chamber and an oil removing chamber, an inlet of the oil removing chamber is connected with an outlet of the acid washing chamber, the oil removing chamber is arranged in front of the drying chamber, and the chain conveying track sequentially penetrates through the acid washing chamber, the oil removing chamber and the drying chamber.
In one possible implementation mode, an air drying device is arranged in the drying chamber, a spraying device for spraying the workpiece is arranged in the spraying chamber, a heating device and a temperature control device for controlling the temperature in the pyrolysis chamber are arranged in the pyrolysis chamber, a washing device for washing the workpiece is arranged in the washing chamber, a pickling tank is arranged in the pickling chamber, and an oil removal tank is arranged in the oil removal chamber; the drying chamber is also provided with a gas collecting device.
In a possible implementation mode, the proton exchange membrane fuel cell bipolar plate coating equipment further comprises a controller, a display, a plurality of cameras and two nitrogen concentration detection devices; the plurality of cameras are respectively arranged in the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber, the washing chamber, the pickling chamber and the oil removing chamber; the two nitrogen concentration detection devices are respectively arranged in the spraying chamber and the pyrolysis chamber so as to detect the nitrogen concentration in the spraying chamber and the pyrolysis chamber; the controller is respectively and electrically connected with the display, the plurality of cameras, the two nitrogen concentration detection devices, the air drying device, the spraying device, the heating device, the temperature control device and the flushing device.
In one possible implementation mode, the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber, the washing chamber, the pickling chamber and the oil removing chamber are all assembled box body structures and are connected with each other through detachable connecting structures.
The coating equipment for the bipolar plate of the proton exchange membrane fuel cell provided by the utility model has the beneficial effects that: compared with the prior art, when the chain conveying track is used for production, workpieces subjected to pretreatment such as oil removal and rust removal are hung on the chain conveying track, the workpieces sequentially pass through the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber and the washing chamber under the driving of the chain conveying track, the processes such as spraying, pyrolysis, acid leaching and washing are completed, and finally the workpieces return to the drying chamber to be dried, namely the processing treatment is completed; after the workpiece enters the drying chamber for the first time, the moisture on the surface of the workpiece can be evaporated, the workpiece can be preheated, the adhesion of a spraying material is facilitated, the workpiece can enter the drying chamber after being processed for a circle, the space occupied by the drying chamber and required equipment can be saved, the whole equipment is provided with only one opening at the inlet of the drying chamber, the internal nitrogen environment can be better ensured, and the nitrogen dissipation is reduced; meanwhile, the nitrogen supply system directly supplies gas to the spraying chamber and/or the pyrolysis chamber continuously, so that redundant nitrogen is transmitted outwards along the directions of the drying chamber and the acid leaching chamber respectively while the nitrogen concentration of the spraying chamber and/or the pyrolysis chamber is guaranteed, the nitrogen concentration in the drying chamber and the acid leaching chamber can be improved, the air is buffered, the workpiece is prevented from being brought into the spraying chamber and the pyrolysis chamber in the transportation process, the nitrogen consumption can be reduced, the nitrogen concentration of the spraying chamber and the pyrolysis chamber is guaranteed more favorably, excessive nitrogen is prevented from being dissipated to the environment around equipment, and the possibility of potential safety hazards is reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a bipolar plate coating apparatus for a proton exchange membrane fuel cell according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a baffle portion of a coating apparatus for a bipolar plate of a proton exchange membrane fuel cell according to an embodiment of the present invention.
Wherein the reference numerals in the figures are as follows:
11. a baffle plate; 12. through the hole; 13. a first enclosing plate; 14. a second enclosing plate; 15. a gas collection device; 21. A drying chamber; 22. a spray chamber; 23. a pyrolysis chamber; 24. an acid leaching chamber; 25. a rinsing chamber; 26. An acid washing chamber; 27. an oil removal chamber; 28. a chain transport track; 29. a nitrogen gas supply system; 31. A controller; 32. a display; 33. a camera; 34. and a nitrogen concentration detection device.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The coating equipment for the bipolar plate of the proton exchange membrane fuel cell provided by the utility model is explained.
Referring to fig. 1 and fig. 2 together, a proton exchange membrane fuel cell bipolar plate coating apparatus according to a first embodiment of the present invention includes a drying chamber 21, a spraying chamber 22, a pyrolysis chamber 23, an acid leaching chamber 24, a flushing chamber 25, a chain conveying rail 28, and a nitrogen gas supply system 29, wherein the drying chamber 21 is used for drying a workpiece; the inlet of the spraying chamber 22 is connected with the outlet of the drying chamber 21 and is used for spraying the dried workpiece; the inlet of the pyrolysis chamber 23 is connected with the outlet of the spraying chamber 22 and is used for pyrolyzing the sprayed workpiece to form a coating; an inlet of the acid leaching chamber 24 is connected with an outlet of the pyrolysis chamber 23, and an acid leaching tank is arranged for performing acid leaching on the pyrolyzed workpiece; the inlet of the washing chamber 25 is connected with the outlet of the acid leaching chamber 24 and is used for washing the workpiece after acid leaching, and the outlet of the washing chamber 25 is connected with the inlet of the drying chamber 21; the chain conveying track 28 is used for driving the workpiece to run and sequentially pass through the drying chamber 21, the spraying chamber 22, the pyrolysis chamber 23, the acid leaching chamber 24, the washing chamber 25 and the drying chamber 21; the nitrogen gas supply system 29 is connected to the spray booth 22 and/or the pyrolysis chamber 23 through a pipe for injecting nitrogen gas into the spray booth 22 to maintain the nitrogen atmosphere of the spray booth 22 and the pyrolysis chamber 23.
Compared with the prior art, the proton exchange membrane fuel cell bipolar plate coating equipment provided by the embodiment is characterized in that during production, workpieces subjected to pretreatment such as oil removal and rust removal are hung on the chain conveying rail 28, and under the driving of the chain conveying rail 28, the workpieces sequentially pass through the drying chamber 21, the spraying chamber 22, the pyrolysis chamber 23, the acid leaching chamber 24 and the washing chamber 25 to complete the processes such as spraying, pyrolysis, acid leaching and washing, and finally return to the drying chamber 21 to be dried, so that the processing treatment is completed; after the workpiece enters the drying chamber 21 for the first time, the moisture on the surface of the workpiece can be evaporated, the workpiece can be preheated, the adhesion of a spraying material is facilitated, the workpiece can enter the drying chamber 21 after being processed for a circle, the space occupied by the drying chamber and required equipment can be saved, only one opening is reserved at the inlet of the drying chamber in the whole equipment, the internal nitrogen environment can be better ensured, and the nitrogen dissipation is reduced; meanwhile, the nitrogen supply system 29 directly and continuously supplies gas to the spraying chamber 22 and/or the pyrolysis chamber 23, so that the nitrogen concentration of the spraying chamber 22 and/or the pyrolysis chamber 23 can be ensured, and meanwhile, redundant nitrogen is transmitted outwards along the directions of the drying chamber 21 and the acid leaching chamber 24 respectively, the nitrogen concentration in the drying chamber 21 and the acid leaching chamber 24 can be increased, the air can be buffered, the condition that the workpiece brings air into the spraying chamber 22 and the pyrolysis chamber 23 in the transportation process is avoided, therefore, the nitrogen concentration of the spraying chamber 22 and the pyrolysis chamber 23 can be ensured more favorably while the nitrogen consumption is reduced, the excessive nitrogen is prevented from being dissipated into the environment around the equipment, and the possibility of potential safety hazards is reduced.
Referring to fig. 1 and fig. 2, a first embodiment of the present invention is as follows:
the drying chamber 21, the spraying chamber 22, the pyrolysis chamber 23, the acid leaching chamber 24 and the rinsing chamber 25 are all connected in a sealing mode so as to avoid internal gas leakage.
A baffle plate 11 is arranged between the drying chamber 21 and the spraying chamber 22 and the washing chamber 25, and the baffle plate 11 is provided with through holes 12 for the chain conveying track 28 and the workpieces to pass through so as to reduce the air flow passage as much as possible and reduce the possibility of external air entering the spraying chamber 22 and the pyrolysis chamber 23, so that the spraying chamber 22 and the pyrolysis chamber 23 can be better maintained.
A first baffle plate 13 is arranged on a through hole 12 between the drying chamber 21 and the spraying chamber 22, the first baffle plate 13 is positioned on one side of the baffle plate 11 facing the spraying chamber 22 and is arranged towards the spraying chamber 22, so that the air flow of the spraying chamber 22 towards the drying chamber 21 is reduced by utilizing air convection. While the first apron 13 forms a short channel in which the work piece travels, which closes most of the passage openings 12, the gas flow from the spray booth 22 in the direction of the drying chamber 21 is also reduced.
A second enclosing plate 14 is arranged on the through hole 12 between the drying chamber 21 and the washing chamber 25, and the second enclosing plate 14 is positioned on one side of the baffle plate 11, which is back to the washing chamber 25, and is back to the washing chamber 25. The second enclosure 14 forms a short passage in which the work piece travels to close most of the passage holes 12, reducing the flow of gas from the rinsing chamber 25 to the drying chamber 21, while avoiding the impact on the transport of the work piece by collision with the second enclosure 14.
The first enclosing plate 13 and the second enclosing plate 14 are both of elastic plate structures, and the outer ends of the first enclosing plate and the second enclosing plate are closed, so that at least the through hole 12 can be closed.
In use, the chain transport rails 28 and the work pieces pass over the first and second enclosures 13, 14, which minimizes the possibility of outside air entering the spray chamber 22 and the pyrolysis chamber 23.
The proton exchange membrane fuel cell bipolar plate coating equipment further comprises an acid washing chamber 26 and an oil removing chamber 27, wherein an inlet of the oil removing chamber 27 is connected with an outlet of the acid washing chamber 26, the oil removing chamber 27 is arranged in front of the drying chamber 21, and a chain conveying rail 28 sequentially penetrates through the acid washing chamber 26 and the oil removing chamber 27 and then penetrates through the drying chamber 21. A pickling tank is arranged in the pickling chamber 26, and an oil removing tank is arranged in the oil removing chamber 27.
An air drying device is arranged in the drying chamber 21. The shape and the size of the drying chamber 21 can be reasonably designed according to the actual space of a workshop, hot air drying is preferably selected in the specific drying form, then drying is carried out, and only a hot air fan or a heating plate is needed to be arranged in the position, corresponding to the workpiece, in the drying chamber 21, so that the actually required area of the drying chamber 21 can be reduced to the maximum extent. Furthermore, since both pickling and degreasing can be performed in the remaining workshops, it may not be provided in case of a tight space, and if the space is sufficient, the pickling chamber 26 and the degreasing chamber 27 may be provided next to the drying chamber 21 to ensure an optimal surface condition of the workpiece. In order to ensure the cleanliness of the surface of the workpiece to the maximum extent, a cleaning chamber may be further provided between the drying chamber 21 and the degreasing chamber 27 to clean the workpiece.
The spraying chamber 22 is provided with a spraying device for spraying the workpiece, and the spraying device can be a spray head arranged at two sides of a workpiece running channel or a mechanical arm type industrial spraying device.
A heating device and a temperature control device for controlling the temperature in the pyrolysis chamber 23 are arranged in the pyrolysis chamber 23 to ensure that the inside of the pyrolysis chamber 23 is always in a proper temperature range.
A flushing device for flushing the workpiece is arranged in the flushing chamber 25, and the flushing device can be a spraying device, a flushing device or a cleaning pool.
Still be equipped with gas collection device 15 on drying chamber 21 to avoid the harmful gas loss that produces to the external world in the production process, and avoid too much nitrogen gas loss to workshop factory building in, produce the hidden danger to operating personnel's safety, cause danger.
The proton exchange membrane fuel cell bipolar plate coating equipment also comprises a controller 31, a display 32, a plurality of cameras 33 and two nitrogen concentration detection devices 34; the cameras 33 are respectively arranged in the drying chamber 21, the spraying chamber 22, the pyrolysis chamber 23, the acid leaching chamber 24, the washing chamber 25, the acid washing chamber 26 and the oil removing chamber 27; two nitrogen concentration detection devices 34 are respectively arranged in the spraying chamber 22 and the pyrolysis chamber 23 to detect the nitrogen concentration in the spraying chamber 22 and the pyrolysis chamber 23; the controller 31 is electrically connected with the display 32, the plurality of cameras 33, the two nitrogen concentration detection devices 34, the air drying device, the spraying device, the heating device, the temperature control device and the flushing device respectively, so that the production process can be monitored and controlled through the controller 31.
Specifically, the operator can see the production conditions of the respective processes on the display 32 through the camera 33, obtain the nitrogen concentration and the like in the spraying chamber 22 and the pyrolysis chamber 23, and control the air drying device, the spraying device, the heating device, the temperature control device, and the flushing device by using the controller 31 to keep the required working states. Therefore, the possibility of an operator entering the equipment can be reduced as much as possible, and the possible harm of the pure nitrogen environment to the operator can be reduced.
The drying chamber 21, the spraying chamber 22, the pyrolysis chamber 23, the acid leaching chamber 24, the washing chamber 25, the acid washing chamber 26 and the oil removing chamber 27 are all of an assembled box structure and are mutually connected through a detachable connecting structure, so that the whole equipment is convenient to mount, dismount and turn around. The detachable connecting structure can be a bolt flange structure and also can be a clamping matching structure, the specific form of the detachable connecting structure can be selected as required, and the detachable connecting structure is firm in connection and good in sealing performance.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A proton exchange membrane fuel cell bipolar plate coating equipment is characterized by comprising:
the drying chamber is used for drying the workpiece;
the inlet of the spraying chamber is connected with the outlet of the drying chamber and is used for spraying the dried workpiece;
the inlet of the pyrolysis chamber is connected with the outlet of the spraying chamber and is used for pyrolyzing the sprayed workpiece to form a coating;
the inlet of the acid leaching chamber is connected with the outlet of the pyrolysis chamber, and the acid leaching chamber is provided with an acid leaching pool and is used for performing acid leaching on the pyrolyzed workpiece;
the inlet of the washing chamber is connected with the outlet of the acid leaching chamber and is used for washing the workpiece after acid leaching, and the outlet of the washing chamber is connected with the inlet of the drying chamber;
the chain conveying track is used for driving a workpiece to run and sequentially pass through the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber, the washing chamber and the drying chamber;
and the nitrogen supply system is connected with the spraying chamber and/or the pyrolysis chamber through a pipeline and is used for injecting nitrogen into the spraying chamber so as to maintain the nitrogen environment of the spraying chamber and the pyrolysis chamber.
2. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 1, wherein: the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber and the flushing chamber are hermetically connected.
3. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 1, wherein: and blocking pieces are arranged between the drying chamber and the spraying chamber and between the drying chamber and the flushing chamber, and are provided with through holes for the chain conveying track and the workpiece to pass through.
4. A proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 3, wherein: the drying chamber with be equipped with first bounding wall on the clearing hole between the spray booth, first bounding wall is located the separation blade orientation one side of spray booth, and to the spray booth sets up.
5. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 4, wherein: and a second enclosing plate is arranged on a through hole between the drying chamber and the washing chamber, and is positioned on one side of the blocking piece, which is back to the washing chamber, and is back to the washing chamber.
6. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 5, wherein: the first enclosing plate and the second enclosing plate are both elastic plate structures, the outer ends of the first enclosing plate and the second enclosing plate are closed, and the through holes can be at least closed.
7. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 1, wherein: proton exchange membrane fuel cell bipolar plate application equipment still includes pickling chamber and deoiling room, the entry that degreases the room with the exit linkage of pickling chamber, the deoiling room is established before the drying chamber, chain transportation track passes in proper order the drying chamber is passed again behind pickling chamber and the deoiling room.
8. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 7, wherein: the drying chamber is internally provided with an air drying device, the spraying chamber is internally provided with a spraying device for spraying a workpiece, the pyrolysis chamber is internally provided with a heating device and a temperature control device for controlling the temperature in the pyrolysis chamber, the flushing chamber is internally provided with a flushing device for flushing the workpiece, the pickling chamber is internally provided with a pickling tank, and the degreasing chamber is internally provided with a degreasing tank; and the drying chamber is also provided with a gas collecting device.
9. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 8, wherein: the proton exchange membrane fuel cell bipolar plate coating equipment also comprises a controller, a display, a plurality of cameras and two nitrogen concentration detection devices; the plurality of cameras are respectively arranged in the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber, the washing chamber, the acid washing chamber and the oil removing chamber; the two nitrogen concentration detection devices are respectively arranged in the spraying chamber and the pyrolysis chamber so as to detect the nitrogen concentration in the spraying chamber and the pyrolysis chamber; the controller is respectively electrically connected with the display, the plurality of cameras, the two nitrogen concentration detection devices, the air drying device, the spraying device, the heating device, the temperature control device and the flushing device.
10. The proton exchange membrane fuel cell bipolar plate coating apparatus as claimed in claim 7, wherein: the drying chamber, the spraying chamber, the pyrolysis chamber, the acid leaching chamber, the washing chamber, the acid washing chamber and the oil removing chamber are all assembled box body structures and are connected with each other through detachable connecting structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123143288.2U CN216528963U (en) | 2021-12-14 | 2021-12-14 | Proton exchange membrane fuel cell bipolar plate coating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123143288.2U CN216528963U (en) | 2021-12-14 | 2021-12-14 | Proton exchange membrane fuel cell bipolar plate coating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216528963U true CN216528963U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123143288.2U Active CN216528963U (en) | 2021-12-14 | 2021-12-14 | Proton exchange membrane fuel cell bipolar plate coating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216528963U (en) |
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2021
- 2021-12-14 CN CN202123143288.2U patent/CN216528963U/en active Active
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