CN-224231811-U - Hydrogen fuel cell pile simulation load testing device

Abstract

The utility model discloses a hydrogen fuel cell pile simulation load testing device which comprises a device body, wherein the device body comprises a main box body, a maintenance top cover, supporting legs, a heat conducting device and an insulating plate, the maintenance top cover is arranged at the top of the main box body, the supporting legs are provided with a group, one group of supporting legs are symmetrically arranged at the bottom of the main box body, the heat conducting device is provided with a plurality of groups, the plurality of groups of heat conducting devices are transversely distributed in an equidistant mode, the insulating plate is arranged at the top of one group of heat conducting devices, the heat conducting device is in a concave structure, the heat conducting device comprises a heat conducting plate and stabilizing legs, the stabilizing legs are in a rectangular structure, the stabilizing legs are provided with a group, the stabilizing legs are arranged at the top and the bottom at the outer side of the heat conducting plate, the surface of the stabilizing legs is provided with a plurality of groups of fixing holes which are transversely distributed in an equidistant mode, and the heat conducting plate is made of copper. The device greatly improves the heat radiation capacity of the resistor box through the layered three-dimensional resistor box structure, the heat conducting radiating fins and the heat radiation fan.

Inventors

• XU YANGBO

Assignees

• 上海氢域新能源技术有限公司

Dates

Publication Date

20260512

Application Date

20250506

Claims (4)

1. 1. The hydrogen fuel cell stack simulation load testing device is characterized by comprising a device body (1), wherein the device body (1) comprises a main box body (2), a maintenance top cover (3), supporting legs (4), heat conducting devices (5) and insulating plates (6), the maintenance top cover (3) is arranged at the top of the main box body (2), one group of the supporting legs (4) is arranged, the other group of the supporting legs (4) is symmetrically arranged at the bottom of the main box body (2), the heat conducting devices (5) are provided with a plurality of groups, the heat conducting devices (5) are distributed in a transverse equidistant mode, and the insulating plates (6) are arranged at the top of the group of the heat conducting devices (5); The heat conduction device (5) is of a concave structure, the heat conduction device (5) comprises a heat conduction plate (7) and stabilizing feet (8), the stabilizing feet (8) are of a rectangular structure, a group of stabilizing feet (8) are arranged on the top and the bottom of the outer side of the heat conduction plate (7), a plurality of groups of fixing holes (9) distributed in a transverse equidistant mode are formed in the surface of the stabilizing feet (8), the heat conduction plate (7) is made of copper, the heat conduction plate (7) is of a rectangular structure, a plurality of groups of heat conduction flow channels (10) distributed in a transverse equidistant mode are formed in the surface of the heat conduction plate (7), the heat conduction flow channels (10) are of a rectangular structure, and a plurality of groups of heat dissipation holes (11) distributed in a column-like equidistant mode are formed in the surface of the heat conduction flow channels (10). The insulating plate (6) is of a rectangular structure, a plurality of groups of circulating holes (12) distributed in a transverse equidistant mode are formed in the top of the insulating plate (6), the circulating holes (12) are of a rectangular structure, and a plurality of groups of fixing holes (9) are formed in the left side and the right side of the top of the insulating plate (6); Two groups of symmetrically distributed mounting covers (13) are arranged at the bottom of the main box body (2), the mounting covers (13) are of cylindrical structures, the upper end and the lower end of each mounting cover are of through structures, an air inlet fan (15) is arranged in each mounting cover (13), and a filter screen (14) is arranged at the bottom of each mounting cover (13); Two groups of heat discharging openings (16) which are symmetrically distributed are formed in the top of the maintenance top cover (3), and an exhaust fan (17) is arranged in each heat discharging opening (16).
2. 2. The hydrogen fuel cell stack simulated load testing device according to claim 1, wherein a plurality of groups of fixing holes (9) distributed in a transverse equidistant mode are formed in the left side and the right side of the top of the maintenance top cover (3), and embedded blocks (18) are arranged at the bottom of the maintenance top cover (3).
3. 3. The hydrogen fuel cell stack simulation load testing device according to claim 1, wherein the supporting legs (4) comprise supporting blocks (19), upper connecting blocks (20) and lower stabilizing blocks (21), the supporting blocks (19), the upper connecting blocks (20) and the lower stabilizing blocks (21) are all of rectangular structures, the supporting blocks (19), the upper connecting blocks (20) and the lower stabilizing blocks (21) are of smooth transition and integrated processing forming structures, the upper connecting blocks (20) are located at the top of the inner side of the supporting blocks (19), the lower stabilizing blocks (21) are located at the bottom of the outer side of the supporting blocks (19), and a plurality of groups of fixing holes (9) distributed in a transverse equidistant mode are formed in the surfaces of the upper connecting blocks (20) and the lower stabilizing blocks (21).
4. 4. The hydrogen fuel cell stack simulation load testing device according to claim 1, wherein a display screen (22) and a plurality of groups of control knobs (23) are arranged on the front side of the main box body (2), a plurality of groups of fixing holes (9) distributed in a transverse equidistant mode are formed in the left side and the right side of the bottom of the main box body (2), a group of bearing blocks (24) distributed in a symmetrical mode are arranged at the top of the main box body (2), the bearing blocks (24) are of rectangular structures, and a plurality of groups of fixing holes (9) distributed in a transverse equidistant mode are formed in the top of the bearing blocks (24).

Description

Hydrogen fuel cell pile simulation load testing device Technical Field The utility model relates to the technical field of hydrogen fuel cell stack test, in particular to a hydrogen fuel cell stack simulated load test device. Background Currently, in the field of testing hydrogen fuel cell stacks, a common simulated load testing device mainly comprises a load device based on a resistor box, an electronic load device based on a power semiconductor device and an energy storage load device based on a super capacitor or a storage battery. The existing resistor box has the following defects: The existing resistor box is generally concentrated by a plurality of resistor elements, so that the whole volume is huge, the layout is difficult in a limited test space, a large amount of heat can be generated when the resistor is in operation, the heat is difficult to rapidly emit due to unreasonable design of a heat dissipation structure, the temperature of the resistor box and the surrounding environment is rapidly increased, the stability of the resistor value of the resistor box can be influenced, the load precision is deviated in the test process, adverse effects on surrounding galvanic piles and other test equipment can be caused, such as the working temperature environment of the galvanic piles is changed, and the problem of accurate test of the performance parameters of the galvanic piles is further influenced. For this purpose, a solution needs to be given. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides a hydrogen fuel cell stack simulation load testing device for solving the problems in the background art. (II) technical scheme The hydrogen fuel cell stack simulation load testing device comprises a device body, wherein the device body comprises a main box body, a maintenance top cover, supporting legs, a heat conducting device and an insulating plate, the maintenance top cover is arranged at the top of the main box body, one group of supporting legs are arranged at the bottom of the main box body in a symmetrical mode, the heat conducting device is provided with a plurality of groups, the heat conducting devices are distributed in a transverse equidistant mode, and the insulating plate is arranged at the top of one group of heat conducting devices; the heat conduction device is in a concave structure, the heat conduction device comprises a heat conduction plate and a stabilizing foot, the stabilizing foot is in a rectangular structure, the stabilizing foot is provided with a group, the stabilizing foot is arranged at the top and the bottom of the outer side of the heat conduction plate, the surface of the stabilizing foot is provided with a plurality of groups of fixing holes distributed in a transverse equidistant mode, the heat conduction plate is made of copper, the heat conduction plate is in a rectangular structure, the surface of the heat conduction plate is provided with a plurality of groups of heat conduction flow channels distributed in a transverse equidistant mode, the heat conduction flow channels are in a rectangular structure, the surface of the heat conduction flow channels is provided with a plurality of groups of heat dissipation holes distributed in a column-shaped equidistant mode, the top of the insulating plate is provided with a plurality of groups of circulation holes distributed in a transverse equidistant mode, the circulation holes are in a rectangular structure, the left side and the right side of the top of the insulating plate are provided with a plurality of fixing holes, the bottom of the main box is provided with two groups of mounting covers distributed in a symmetrical mode, the mounting covers are in a cylindrical structure, the upper end and lower end of the mounting cover is in a through structure, fans are mounted in the mounting cover, the bottom of the installation cover is provided with a filter screen, the top of the maintenance top cover is provided with two groups of heat discharging openings which are symmetrically distributed, and the heat discharging openings are internally provided with an exhaust fan. Preferably, the left side and the right side of the top of the maintenance top cover are respectively provided with a plurality of groups of fixing holes distributed in a transverse equidistant mode, and the bottom of the maintenance top cover is provided with an embedded block. Preferably, the supporting legs include the supporting shoe, go up connecting block and lower steady piece, the supporting shoe, go up connecting block and lower steady piece and all be rectangular structure, and the supporting shoe, go up connecting block and lower steady piece and be smooth transition and integrated into one piece shaping structure, it is located the inboard top of supporting shoe to go up the connecting block, the steady piece is located the supporting shoe outside bottom down, go up the