CN114284537B - Positioning tool for hydrogen fuel cell assembly and application method thereof - Google Patents
Positioning tool for hydrogen fuel cell assembly and application method thereof Download PDFInfo
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- CN114284537B CN114284537B CN202111574646.7A CN202111574646A CN114284537B CN 114284537 B CN114284537 B CN 114284537B CN 202111574646 A CN202111574646 A CN 202111574646A CN 114284537 B CN114284537 B CN 114284537B
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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 invention discloses a positioning tool for assembling a hydrogen fuel cell and a use method thereof, wherein the positioning tool for assembling the hydrogen fuel cell comprises a bottom plate for supporting a hydrogen fuel cell component, mounting plates for fixing are arranged around the bottom plate, limiting components are arranged on two sides of the bottom plate, connecting components are connected on two sides of one end of the bottom plate, a supporting rod is connected on the top end of the connecting component, a top seat is connected on the top end of the supporting rod, and a tamping structure for connecting the hydrogen fuel cell components is arranged on one side of the top seat. According to the invention, through the tamping structure, the control motor drives the threaded transmission shaft to rotate, the extruding plate at the bottom end of the barrel plate is driven to move downwards, and the hydrogen fuel cell assembly is tamped, so that the assembly is continuously extruded, connected and sealed, and compared with the traditional assembly, the assembly is transferred more conveniently, and meanwhile, the screw progressive mode is adopted, so that the extrusion amount is convenient to control, excessive extrusion is prevented, and the connecting effect is influenced.
Description
Technical Field
The invention relates to the technical field of hydrogen fuel cells, in particular to a positioning tool for assembling a hydrogen fuel cell and a use method thereof.
Background
A hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electric energy. The basic principle is that the reverse reaction of electrolyzed water supplies hydrogen and oxygen to the anode and the cathode respectively, and after hydrogen diffuses outwards through the anode and reacts with electrolyte, electrons are released and reach the cathode through an external load.
The hydrogen fuel cell is environmentally friendly. It is by electrochemical reaction, rather than by combustion (gasoline, diesel) or energy storage (battery) means-most typically conventional back-up power schemes. Combustion releases contaminants such as COx, NOx, SOx gas and dust. As described above, the fuel cell generates only water and heat. If hydrogen is generated by renewable energy sources (photovoltaic panels, wind power generation and the like), the whole cycle is a complete process without harmful substance emission.
Most of the existing hydrogen fuel cells have the following disadvantages during assembly: 1. the assembled hydrogen fuel cell is required to be sealed after being transferred, so that the sealing efficiency is low and the effect is poor; 2. the hydrogen fuel cells with different models cannot be flexibly positioned, so that components of the hydrogen fuel cells are offset during assembly, and the connection effect is affected.
Disclosure of Invention
The invention aims to provide a positioning tool for assembling a hydrogen fuel cell and a use method thereof, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the positioning tool for assembling the hydrogen fuel cell comprises a bottom plate for supporting the hydrogen fuel cell assembly, mounting plates for fixing are arranged around the bottom plate, limit assemblies are arranged on two sides of the bottom plate, connecting assemblies are connected to two sides of one end of the bottom plate, a supporting rod is connected to the top end of the connecting assemblies, a top seat is connected to the top end of the supporting rod, and a tamping structure for connecting the hydrogen fuel cell assemblies is arranged on one side of the top seat;
the tamping structure comprises a motor arranged at the top end of a footstock, the output end of the motor is connected with a threaded transmission shaft, the outside of the threaded transmission shaft is connected with a barrel plate in a matched mode, the bottom end of the barrel plate is connected with an extrusion plate, and the bottom end of the extrusion plate is connected with a rubber plate.
Preferably, two sides of the upper surface of the extrusion plate are connected with limiting rods with I-shaped cross sections.
Preferably, the bottom surface of footstock is connected with even board, even the inside both sides of board have been seted up and have been used for the spacing groove of gag lever post linear movement.
Preferably, a storage groove for accommodating the extrusion plate is formed below the limiting groove.
Preferably, the connecting assembly comprises connecting pins arranged on two sides of one end of the bottom plate, T-shaped sliding grooves are formed in the connecting pins, inserting plates are connected to the sliding grooves in a sliding mode, and the inserting plates are connected with the supporting rods.
Preferably, bolts are arranged on two sides of the plugboard, and screw holes for bolt connection are formed on two sides of the connecting pins.
Preferably, the limiting component comprises a base plate, the internally connected of base plate has the connection seat, the inside of connection seat is provided with continues the bedplate, the internally connected of continuation bedplate has the connecting seat, the cavity groove has all been seted up to the inside of connection seat, continuation bedplate and connecting seat, the inside sliding connection in cavity groove has the inner backing plate, the inner chamber has been seted up to the both sides of inner backing plate, the change groove has been seted up to the inside both sides of inner chamber, the inside rotation of change groove is connected with the spring rod, one side of spring rod is connected with the welt, one side of welt is connected with the draw-in bar.
Preferably, the two sides of the base plate, the connecting seat and the continuous base plate are provided with positioning slots for inserting the clamping rods.
Preferably, the top both sides of connecting seat are provided with the rotation seat, the inside rotation of rotation seat is connected with the pull ring.
The application method of the positioning tool for assembling the hydrogen fuel cell comprises the following steps:
placing the bottom plate on the surface of a workbench, installing and fixing the bottom plate through an installing plate, inserting an inserting plate at the bottom end of a supporting rod into the inner side of the bottom plate through a sliding groove of a connecting pin, fixing the supporting rod to the position of the connecting pin through a screw hole by a bolt, and completing connection assembly;
pulling a pull ring positioned at the top end of the connecting seat, driving the connecting seat and the continuous seat plate to move out of the groove cavity respectively, simultaneously driving clamping rods at two ends of the inner lining plate to move to one side of the positioning groove hole, enabling the spring rod to rotate in the rotating groove, driving the clamping rods at one side of the lining plate to move out of the inner cavity, inserting the clamping rods into the positioning groove hole, and pulling and stretching the connecting seat from the inside of the base plate;
step (C), hole grooves around the hydrogen fuel cell component are arranged on the outer side of the base plate through the connecting seat, and the position of the hydrogen fuel cell component is limited;
after the components are stacked, controlling a motor to operate, driving a threaded transmission shaft to rotate, driving a barrel plate to move downwards, enabling a rubber plate at the bottom end of the extrusion plate to be attached to the upper side of the components, enabling the extrusion plate to continuously descend, extruding the components, connecting and sealing the components, and connecting and fixing an end plate;
and (E) controlling the motor to reversely rotate until the extruding plate rises to the inside of the storage groove, then taking out the hydrogen fuel cell assembly from the upper part of the bottom plate, and carrying out subsequent tightness test on the hydrogen fuel cell assembly to complete assembly.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the tamping structure, the control motor drives the threaded transmission shaft to rotate, the extruding plate at the bottom end of the barrel plate is driven to move downwards, the control rubber plate is continuously moved towards the bottom end, the hydrogen fuel cell components are tamped slowly, so that the components are continuously extruded, connected and sealed, the connection tightness between the components is increased, and compared with the traditional assembly, the components are transferred more conveniently, meanwhile, the screw progressive mode is adopted, the extrusion amount is convenient to control, and the traditional hydraulic extrusion is prevented from causing excessive extrusion and affecting the connection effect.
2. According to the invention, through the limiting component, the heights of the connecting seats at the two sides of the bottom plate are regulated according to the hydrogen fuel cells with different types and specifications, the adaptability of the device is improved, after the device is used, the clamping rod can be pressed, the spring rod is moved and extruded into the inner cavity, the spring rod is stressed to rotate into the inner cavity until the clamping rod is moved out of the positioning slot hole, the connecting effect between the connecting seat and the continuous seat plate and the base plate is relieved, the device is reset, and the device is simple and convenient to use.
3. According to the invention, through the connecting assembly, the bottom end of the supporting rod is connected with the plugboard, the plugboard is inserted into the sliding groove in the connecting pin, and then the connecting pin is connected with the connecting pin through the screw hole by the bolt, so that the assembly efficiency of the device is improved, the flexible disassembly is realized, and the use effect is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a limiting assembly according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a tamper construction according to an embodiment of the present invention;
FIG. 5 is a schematic side view of an embodiment of the present invention;
fig. 6 is a schematic diagram of a connection pin structure according to an embodiment of the invention.
In the figure: 1. a bottom plate; 101. a base plate; 102. a cavity groove; 103. an inner backing plate; 1031. an inner cavity; 1032. a rotary groove; 1033. a spring rod; 1034. a lining plate; 1035. a clamping rod; 104. a connecting seat; 105. a seat board is continued; 106. a connecting seat; 107. a rotating seat; 108. a pull ring; 109. positioning the slotted hole; 2. a support rod; 201. inserting plate; 202. a connecting pin; 203. a bolt; 204. a chute; 205. a screw hole; 3. a top base; 301. a connecting plate; 302. a motor; 303. a threaded drive shaft; 304. a cylinder plate; 305. an extrusion plate; 306. a rubber plate; 307. a limit rod; 308. a limit groove; 309. a storage groove; 4. and (3) mounting a plate.
Detailed Description
In order to solve the problems that the existing hydrogen fuel cells which are required to be assembled are sealed after being transferred, the sealing efficiency is low, the effect is poor, and the positioning can not be flexibly performed on the hydrogen fuel cells with different models, so that components of the hydrogen fuel cells are offset during assembly and the connecting effect is affected, the invention provides a positioning tool for the assembly of the hydrogen fuel cells and a using method thereof. The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the invention thus described is only a part, but not all, of the inventions described. All other inventions obtained by those skilled in the art without making any creative effort based on the inventions in the present invention are within the protection scope of the present invention.
Referring to fig. 1-6, the invention provides a positioning tool for assembling a hydrogen fuel cell, which comprises a bottom plate 1 for supporting a hydrogen fuel cell assembly, wherein mounting plates 4 for fixing are arranged around the bottom plate 1, limit assemblies are arranged on two sides of the bottom plate 1, connecting assemblies are connected on two sides of one end of the bottom plate 1, a supporting rod 2 is connected on the top end of the connecting assembly, a top seat 3 is connected on the top end of the supporting rod 2, and a tamping structure for connecting the hydrogen fuel cell assemblies is arranged on one side of the top seat 3;
the tamping structure comprises a motor 302 arranged at the top end of a top seat 3, the output end of the motor 302 is connected with a threaded transmission shaft 303, the outer side of the threaded transmission shaft 303 is connected with a barrel plate 304 in a matched mode, the bottom end of the barrel plate 304 is connected with an extrusion plate 305, and the bottom end of the extrusion plate 305 is connected with a rubber plate 306.
The two sides of the upper surface of the further extrusion plate 305 are connected with a limiting rod 307 with an I-shaped cross section, and the arranged I-shaped limiting rod 307 limits the progress of the extrusion plate 305 and prevents the barrel plate 304 from sliding out of the threaded transmission shaft 303.
The bottom surface of the further top seat 3 is connected with a connecting plate 301, and limiting grooves 308 for limiting the linear movement of the rod 307 are formed in two sides of the inner part of the connecting plate 301, and the limiting grooves 308 are arranged to limit the range of the rod 307.
A receiving groove 309 for receiving the compression plate 305 is formed below the further limiting groove 308, and the receiving groove 309 is formed so that the compression plate 305 can be received inside the connection plate 301.
The further coupling assembling is including setting up in the connecting leg 202 of bottom plate 1 one end both sides, and the inside of connecting leg 202 has been seted up "T" word form spout 204, and the inside sliding connection of spout 204 has picture peg 201, and picture peg 201 is connected with bracing piece 2, and the "T" word form spout 204 of setting is convenient for picture peg 201 to insert to connect inside the leg 202.
The bolts 203 are provided on both sides of the further insert plate 201, and screw holes 205 for connection of the bolts 203 are provided on both sides of the connection pins 202, and the screw holes 205 are provided so that the bolt 203 connection insert plate is fixed above the connection pins 202.
Further spacing subassembly includes base plate 101, the internally connected of base plate 101 has linking seat 104, the inside of linking seat 104 is provided with continues bedplate 105, the internally connected of continuing bedplate 105 has connecting seat 106, the cavity groove 102 has all been seted up to linking seat 104, the inside of continuing bedplate 105 and connecting seat 106, the inside sliding connection of cavity groove 102 has inner backing plate 103, inner chamber 1031 has been seted up to the both sides of inner backing plate 103, the change groove 1032 has been seted up to the inside both sides of inner chamber 1031, the inside rotation of change groove 1032 is connected with spring bar 1033, one side of spring bar 1033 is connected with welt 1034, one side of welt 1034 is connected with clamping bar 1035, the spring bar 1033 that sets up receives clamping bar 1035's extrusion pressure, produce elasticity, wait that clamping bar 1035 effort weakens, it is ejecting from in the inner chamber 1031 to clamp bar 1035.
The two sides of the further base plate 101, the connecting seat 104 and the continuous base plate 105 are provided with positioning slots 109 for inserting the clamping bars 1035, and the positioning slots 109 are provided for inserting the clamping bars 1035.
The two sides of the top end of the further connecting seat 106 are provided with rotating seats 107, pull rings 108 are rotatably connected in the rotating seats 107, and the arranged pull rings 108 are convenient for the pulling and stretching out of the connecting seat 106.
The application method of the positioning tool for assembling the hydrogen fuel cell comprises the following steps:
step (A), placing the bottom plate 1 on the surface of a workbench, installing and fixing the bottom plate through the installation plate 4, inserting the plugboard 201 at the bottom end of the supporting rod 2 into the inner side of the bottom plate through the sliding groove 204 of the connecting pin 202, fixing the supporting rod 2 to the position of the connecting pin 202 through the screw hole 205 by the bolt 203, completing connection assembly, and driving the supporting rod 2 to be connected with the connecting pin 202 through the plugboard 201, so that the assembly is more convenient;
step (B), pull ring 108 located at top end of connecting seat 106 is pulled, drive connecting seat 106, continue seat board 105 to remove from the inside of the trough cavity separately, drive the clamping bar 1035 at both ends of the inner liner 1034 to move to one side of the positioning slotted hole 109 at the same time, the spring bar 1033 rotates in the inside of the rotating trough 1032, drive the clamping bar 1035 at one side of the liner 1034 to remove from the inner cavity 1031, insert into the positioning slotted hole 109, pull and extend connecting seat 106 from inside of base board 101, control the movement of connecting seat 106 to stretch out, can regulate to the hydrogen fuel cell of different models, improve the flexibility of positioning when the device assembles the hydrogen fuel cell;
step (C), the holes and grooves around the hydrogen fuel cell component are placed on the outer side of the base plate 101 through the connecting seat 106, the position of the hydrogen fuel cell component is limited, and the component is positioned through the holes and grooves around the hydrogen fuel cell component, so that the component is prevented from being laterally deviated during assembly;
step (D), after the components are stacked, controlling a motor 302 to operate, driving a threaded transmission shaft 303 to rotate, driving a barrel plate 304 to move downwards, enabling a rubber plate 306 at the bottom end of an extrusion plate 305 to be attached to the upper side of the components, enabling the extrusion plate 305 to continuously descend, extruding the components to be connected and sealed, connecting and fixing end plates, driving the threaded transmission shaft 303 to rotate through the motor 302, connecting the extrusion plate 305 to move downwards, extruding a hydrogen fuel cell component, and connecting and sealing;
and (E) controlling the motor 302 to reversely rotate until the extruding plate 305 rises to the inside of the accommodating groove 309, then taking out the hydrogen fuel cell assembly from the upper part of the bottom plate 1, and carrying out subsequent tightness test on the hydrogen fuel cell assembly to complete assembly, and resetting after the device is used, so that the device is convenient for subsequent use.
The positioning tool for assembling the hydrogen fuel cell and the application method thereof have the following advantages:
1. according to the invention, through the tamping structure, the control motor drives the threaded transmission shaft to rotate, the extruding plate at the bottom end of the barrel plate is driven to move downwards, the control rubber plate is continuously moved towards the bottom end, the hydrogen fuel cell components are tamped slowly, so that the components are continuously extruded, connected and sealed, the connection tightness between the components is increased, and compared with the traditional assembly, the components are transferred more conveniently, meanwhile, the screw progressive mode is adopted, the extrusion amount is convenient to control, and the traditional hydraulic extrusion is prevented from causing excessive extrusion and affecting the connection effect.
2. According to the invention, through the limiting component, the heights of the connecting seats at the two sides of the bottom plate are regulated according to the hydrogen fuel cells with different types and specifications, the adaptability of the device is improved, after the device is used, the clamping rod can be pressed, the spring rod is moved and extruded into the inner cavity, the spring rod is stressed to rotate into the inner cavity until the clamping rod is moved out of the positioning slot hole, the connecting effect between the connecting seat and the continuous seat plate and the base plate is relieved, the device is reset, and the device is simple and convenient to use.
3. According to the invention, through the connecting assembly, the bottom end of the supporting rod is connected with the plugboard, the plugboard is inserted into the sliding groove in the connecting pin, and then the connecting pin is connected with the connecting pin through the screw hole by the bolt, so that the assembly efficiency of the device is improved, the flexible disassembly is realized, and the use effect is improved.
Although the present invention has been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (4)
1. The utility model provides a positioning tool for hydrogen fuel cell equipment which characterized in that: the device comprises a bottom plate (1) for bearing a hydrogen fuel cell assembly, wherein mounting plates (4) for fixing are arranged around the bottom plate (1), limit assemblies are arranged on two sides of the bottom plate (1), connecting assemblies are connected on two sides of one end of the bottom plate (1), a supporting rod (2) is connected to the top end of each connecting assembly, a top seat (3) is connected to the top end of each supporting rod (2), and a tamping structure for connecting the hydrogen fuel cell assemblies is arranged on one side of each top seat (3);
the tamping structure comprises a motor (302) arranged at the top end of a top seat (3), the output end of the motor (302) is connected with a threaded transmission shaft (303), the outer side of the threaded transmission shaft (303) is connected with a barrel plate (304) in a matched mode, the bottom end of the barrel plate (304) is connected with an extrusion plate (305), and the bottom end of the extrusion plate (305) is connected with a rubber plate (306);
the connecting assembly comprises connecting pins (202) arranged at two sides of one end of the bottom plate (1), T-shaped sliding grooves (204) are formed in the connecting pins (202), inserting plates (201) are connected to the sliding grooves (204) in a sliding mode, and the inserting plates (201) are connected with the supporting rods (2);
the limiting component comprises a base plate (101), a connecting seat (104) is connected to the inside of the base plate (101), a continuous seat plate (105) is arranged in the connecting seat (104), a connecting seat (106) is connected to the inside of the continuous seat plate (105), cavity grooves (102) are formed in the connecting seat (104), the continuous seat plate (105) and the connecting seat (106), inner base plates (103) are connected to the inside of the cavity grooves (102) in a sliding mode, inner cavities (1031) are formed in the two sides of the inner base plates (103), rotating grooves 1032 are formed in the two sides of the inner cavities (1031), spring rods (1033) are connected to the inner sides of the rotating grooves (1032) in a rotating mode, one side of each spring rod (1033) is connected with a lining plate (1034), and clamping rods (1035) are connected to one side of each lining plate (1034).
A containing groove (309) for containing the extrusion plate (305) is formed below the limiting groove (308);
bolts (203) are arranged on two sides of the plugboard (201), and screw holes (205) for connecting the bolts (203) are formed on two sides of the connecting pins (202);
positioning slots (109) for inserting and combining clamping rods (1035) are formed in two sides of the base plate (101), the connecting seat (104) and the continuous base plate (105);
the connecting seat is characterized in that rotating seats (107) are arranged on two sides of the top end of the connecting seat (106), and pull rings (108) are connected in the rotating seats (107) in a rotating mode.
2. The positioning tool for assembling a hydrogen fuel cell according to claim 1, wherein: limiting rods (307) with I-shaped cross sections are connected to two sides of the upper surface of the extrusion plate (305).
3. The positioning tool for assembling a hydrogen fuel cell according to claim 2, wherein: the bottom surface of footstock (3) is connected with even board (301), limit groove (308) that are used for gag lever post (307) linear movement are seted up to the inside both sides of even board (301).
4. A method for using a positioning tool for assembling a hydrogen fuel cell according to any one of claims 1 to 3, characterized in that: the method comprises the following steps:
step (A), placing the bottom plate (1) on the surface of a workbench, installing and fixing the bottom plate through a mounting plate (4), inserting a plugboard (201) at the bottom end of a supporting rod (2) into the inner side of the bottom plate through a chute (204) of a connecting pin (202), and fixing the supporting rod (2) to the position of the connecting pin (202) through a screw hole (205) by a bolt (203) to complete connection assembly;
pulling a pull ring (108) positioned at the top end of the connecting seat (106), driving the connecting seat (106) and the continuous seat plate (105) to be respectively moved out of the inside of the groove cavity, simultaneously driving clamping rods (1035) at two ends of the inner lining plate (1034) to move to one side of the positioning groove hole (109), driving a spring rod (1033) to rotate in the rotating groove (1032), driving the clamping rods (1035) at one side of the lining plate (1034) to be moved out of the inner cavity (1031), inserting the clamping rods into the inside of the positioning groove hole (109), and pulling and stretching the connecting seat (106) from the inside of the base plate (101);
step (C), hole slots around the hydrogen fuel cell assembly are placed on the outer side of the base plate (101) through the connecting seat (106), and the position of the hydrogen fuel cell assembly is limited;
after the components are stacked, controlling a motor (302) to operate, driving a threaded transmission shaft (303) to rotate, driving a barrel plate (304) to move downwards, enabling a rubber plate (306) at the bottom end of an extrusion plate (305) to be attached to the upper part of the components, enabling the extrusion plate (305) to continuously descend, extruding the components, connecting and sealing the components, and then connecting and fixing end plates;
and (E) controlling the motor (302) to reversely rotate until the extruding plate (305) rises to the inside of the accommodating groove (309), then taking out the hydrogen fuel cell assembly from the upper part of the bottom plate (1), and carrying out subsequent tightness test on the hydrogen fuel cell assembly to finish assembly.
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| CN202111574646.7A CN114284537B (en) | 2021-12-21 | 2021-12-21 | Positioning tool for hydrogen fuel cell assembly and application method thereof |
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| CN202111574646.7A CN114284537B (en) | 2021-12-21 | 2021-12-21 | Positioning tool for hydrogen fuel cell assembly and application method thereof |
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| CN114284537B true CN114284537B (en) | 2023-07-25 |
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| CN113793955A (en) * | 2021-07-27 | 2021-12-14 | 西华大学 | Hydrogen storage fuel cell's capability test device for new energy automobile |
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| KR100452866B1 (en) * | 2002-05-31 | 2004-10-14 | 현대자동차주식회사 | An apparatus for piling up battery stack of electric automobile |
| JP6115734B2 (en) * | 2014-06-25 | 2017-04-19 | トヨタ自動車株式会社 | Method and apparatus for assembling fuel cell |
| DE102017111514A1 (en) * | 2017-05-26 | 2018-11-29 | Elringklinger Ag | Housing for a stack of electrochemical units for mounting in an electrochemical device |
| CN209585012U (en) * | 2019-01-15 | 2019-11-05 | 北京中交通达路桥工程有限公司 | A kind of quick tamping unit of simple type for small range deep basal pit slope surface |
| CN212587545U (en) * | 2019-12-14 | 2021-02-23 | 南京金邦动力科技有限公司 | Hydrogen fuel cell convenient for subsequent splitting |
| WO2021208026A1 (en) * | 2020-04-16 | 2021-10-21 | 南京万和新材料有限公司 | Multi-plate compaction apparatus for producing soundproof and heat insulation plate of rubber and plastic floor |
| CN212011149U (en) * | 2020-05-28 | 2020-11-24 | 山西潞安阿斯本氢动力科技有限公司 | Fuel battery pack with adjusting and fixing mechanism |
| CN112701069A (en) * | 2021-01-25 | 2021-04-23 | 李丽蓉 | Assembling device for semiconductor light-emitting element production |
| CN113611891A (en) * | 2021-07-31 | 2021-11-05 | 江苏乾景新能源产业技术研究院有限公司 | Polar plate production equipment for hydrogen fuel cell and use method thereof |
| CN113644306B (en) * | 2021-08-12 | 2022-08-09 | 国网安徽省电力有限公司经济技术研究院 | System and method for manufacturing and processing energy storage structure of hydrogen fuel cell |
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| CN113793955A (en) * | 2021-07-27 | 2021-12-14 | 西华大学 | Hydrogen storage fuel cell's capability test device for new energy automobile |
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| Title |
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| 燃料电池测试实验台的设计与研究;邵孟;电源技术;第41卷(第7期);994-996 * |
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