CN214011442U

CN214011442U - Partition plate structure for hydrogen fuel cell test environment bin

Info

Publication number: CN214011442U
Application number: CN202023082615.3U
Authority: CN
Inventors: 袁俊
Original assignee: Shanghai Hance Intelligent Technology Co ltd
Current assignee: Shanghai Hance Intelligent Technology Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-20
Anticipated expiration: 2030-12-18

Abstract

The utility model relates to a hydrogen fuel cell test environment is diaphragm structure for storehouse relates to the technical field in battery test storehouse, and it includes shell body and interior casing, be provided with explosion-proof metal mesh between shell body and the interior casing, be provided with the connecting piece that is used for reciprocal anchorage on shell body and the interior casing. This application has the effect that improves the antiknock of battery test bin.

Description

Partition plate structure for hydrogen fuel cell test environment bin

Technical Field

The application relates to the technical field of battery test bins, in particular to a partition plate structure for a hydrogen fuel cell test environment bin.

Background

A hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electrical energy. The basic principle is the reverse reaction of electrolyzed water, hydrogen and oxygen are supplied to the anode and cathode respectively, and after the hydrogen diffuses out through the anode and reacts with the electrolyte, electrons are released to reach the cathode through an external load. Once hydrogen leaks in the process of generating electric energy by the hydrogen fuel cell, explosion is easy to occur, so when the hydrogen fuel cell is tested, an unmanned test environment is generally adopted for testing, a stable anti-explosion test environment is needed at the moment, the hydrogen fuel cell test generally needs a low-temperature environment, and the test environment has a certain heat insulation effect.

In the chinese utility model patent document with publication number CN202871873U, a power battery test protection structure is disclosed, which has a battery protection cover with a square structure, and a battery positive pole perforation, a battery negative pole perforation and a battery safety valve perforation are arranged at the top end of the battery protection cover; the power battery test protection architecture effectively prevents the contact of a test channel line and a battery shell to be tested, avoids the occurrence of battery short circuit, simultaneously the arrangement of the honeycomb holes is easy to dissipate heat, the stability and accuracy of temperature data acquisition in the battery test process are ensured, the safety performance in the battery test process is improved, the power battery test protection architecture can be repeatedly used, the material waste is avoided, the operation is simple, the work efficiency is greatly improved, and the power battery test protection architecture is suitable for the requirement of large-scale industrial production.

In view of the above-mentioned related art, the inventor believes that there is a defect that when a battery explodes during a test, a battery protection cover may be damaged, causing injury to a tester.

SUMMERY OF THE UTILITY MODEL

In order to improve the antiknock property in battery test chamber, this application provides hydrogen fuel cell test environment baffle structure for storehouse.

The application provides a hydrogen fuel cell test environment baffle structure for storehouse adopts following technical scheme:

the diaphragm structure for the hydrogen fuel cell testing environment bin comprises an outer shell and an inner shell, wherein an explosion-proof metal net is arranged between the outer shell and the inner shell, and connecting pieces used for fixing the outer shell and the inner shell are arranged on the outer shell and the inner shell.

Through adopting above-mentioned technical scheme, at the in-process of test, when the battery explodes, explosion-proof metal mesh can effectively prevent that the cracked piece of interior casing from splashing to cause personnel's injury, improved hydrogen fuel cell test environment baffle structure's for storehouse security, the connecting piece has improved baffle structure's stability.

Preferably, a heat insulation layer is arranged between the outer shell and the inner shell.

By adopting the technical scheme, when the hydrogen fuel cell is tested, the performance of the cell can be tested at low temperature usually, the thermal insulation layer is arranged, so that a certain thermal insulation effect can be achieved on the hydrogen fuel cell test bin, the stability of the environmental temperature is favorably kept, and the accuracy of the test result is improved.

Preferably, an impact-resistant support used for absorbing impact force is arranged between the outer shell and the inner shell, grooves are formed in two side walls, close to each other, of the outer shell and the inner shell, and two ends of the impact-resistant support are respectively installed in the grooves in the outer shell and the inner shell.

By adopting the technical scheme, in the testing process, when the hydrogen fuel cell explodes, the impact force generated by the explosion on the inner shell is partially absorbed by the anti-impact support, so that the stability of the cell testing bin is improved.

Preferably, the impact-resistant bracket is slidably disposed in the groove in an axial direction.

Through adopting above-mentioned technical scheme, when exploding in the testing process, the support that shocks resistance can slide in the recess, produces the impact force along self axial direction to outer casing and interior casing to the impact force that produces the explosion disperses along a plurality of directions, is favorable to improving the stability of battery test environment storehouse in the explosion.

Preferably, the outer shell and the inner shell are both provided with interlayer cavities, elastic sealing films are arranged in the interlayer cavities of the outer shell and the inner shell, and gaps exist between the elastic sealing films and the side walls of the interlayer cavities.

By adopting the technical scheme, the elastic sealing membrane has better sealing performance on the hydrogen fuel cell testing environment bin, so that the influence of the external air on the testing result is reduced, and the accuracy of the testing structure is improved.

Preferably, a sound insulation layer is arranged between the outer shell and the inner shell.

Through adopting above-mentioned technical scheme, when exploding in the testing process, can produce great noise, the puigging can absorb partial noise to reduce the noise of test scene.

Preferably, an antistatic coating is arranged on the side wall of the inner shell far away from the outer shell.

By adopting the technical scheme, in the testing process, the static electricity in the hydrogen fuel cell testing environment bin can influence the cell, so that the testing result is influenced, and the antistatic coating is favorable for reducing the static electricity in the hydrogen fuel cell testing environment bin, so that the accuracy of the testing result is ensured.

Preferably, the shell body is provided with a grounding pin, and the grounding pin is electrically connected with the explosion-proof metal net.

Through adopting above-mentioned technical scheme, explosion-proof metal mesh ground connection forms the electrostatic screen net, makes the hydrogen fuel cell test environment storehouse that is located explosion-proof metal mesh inside not receive the influence of external electric field, simultaneously, plays certain guard action to the staff, prevents that the staff from electrocuteeing.

In summary, the present application includes at least one of the following beneficial technical effects:

in the testing process, when the battery explodes, the explosion-proof metal net can effectively prevent broken fragments of the inner shell from splashing so as to cause personnel injury, the safety of the partition plate structure for the hydrogen fuel battery testing environment bin is improved, and the stability of the partition plate structure is improved by the connecting piece;

when testing the hydrogen fuel cell, the performance of the cell is usually required to be tested at low temperature, and the thermal insulation layer can play a certain thermal insulation effect on the hydrogen fuel cell test bin, so that the stability of the environmental temperature is favorably kept, and the accuracy of the test result is improved;

when the hydrogen fuel cell explodes, impact force generated by explosion on the inner shell is partially absorbed by the impact-resistant support, so that the stability of the cell test bin is improved.

Drawings

FIG. 1 is a schematic structural diagram of a diaphragm structure for a hydrogen fuel cell test environment chamber according to an embodiment of the present application;

fig. 2 is a schematic cross-sectional view of a partition structure for a hydrogen fuel cell test environment chamber according to an embodiment of the present invention.

Description of reference numerals: 1. an outer housing; 2. an inner housing; 3. an explosion-proof metal mesh; 4. a connecting member; 5. a thermal insulation layer; 6. an impact-resistant bracket; 7. a groove; 8. an interlayer cavity; 9. an elastic sealing film; 10. a sound insulating layer; 11. an antistatic coating; 12. a ground pin; 61. a support bar; 62. a first connecting rod; 63. and a second connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a partition plate structure for a hydrogen fuel cell testing environment bin. Referring to fig. 1 and 2, the partition structure for the hydrogen fuel cell test environment cabin comprises an inner housing 2 in a rectangular parallelepiped shape and an outer housing 1 in a rectangular parallelepiped shape, the two plates are arranged in parallel, a plurality of connecting pieces 4 for interconnection are arranged on the edges of the outer housing 1 and the inner housing 2 in a penetrating manner, the connecting pieces 4 in the embodiment can be screw rods, the number of the screw rods is 4, and two ends of each screw rod are connected with nuts. An explosion-proof metal net 3 in a rectangular shape is arranged between the outer shell 1 and the inner shell 2, and a connecting piece 4 is arranged in the explosion-proof metal net 3 in a penetrating way. When the hydrogen fuel cell environment test chamber explodes, the broken fragments of the inner shell 2 are wrapped by the explosion-proof metal net 3, and personal injury caused by the splash of the fragments is prevented.

Evenly seted up a plurality of cross-sections for rectangular recess 7 on the both sides wall that outer casing 1 and interior casing 2 are close to each other, install many shock resistance support 6 between outer casing 1 and interior casing 2, the support of shocking resistance in this embodiment can be 12, and the both ends of support 6 of shocking resistance are slidable mounting respectively in recess 7 on outer casing 1 and interior casing 2, and many shock resistance support 6 are folded the wrong slope setting each other. The anti-impact support 6 comprises a cuboid-shaped wooden support rod 61, two ends of the support rod 61 are respectively connected with a cuboid-shaped first connecting rod 62 and a cuboid-shaped second connecting rod 63, the first connecting rod 62 and the second connecting rod 63 are arranged in a reverse direction, and the anti-impact support 6 is overall in a Z shape.

When exploding in the battery test environment storehouse, the impact force that produces because of the explosion on the interior casing 2 makes impact-resistant support 6 take place to buckle, absorbs partial impact force, and impact-resistant support 6 can slide in recess 7, produces the impact force along self axial direction to outer casing 1 and interior casing 2 to the impact force that produces with the explosion disperses along a plurality of directions, thereby improves the stability when exploding in the battery test environment storehouse.

A cuboid heat insulation layer 5 is arranged between the inner shell 2 and the explosion-proof metal net 3, and the heat insulation layer 5 in the embodiment can be heat insulation cotton, and the number of the heat insulation layers is one or more. The heat insulation layer 5 is filled between the inner shell 2 and the explosion-proof metal net 3, and the plurality of impact-resistant brackets 6 are arranged in the heat insulation layer 5 in a penetrating mode. When the hydrogen fuel cell is tested in a low-temperature environment, the heat insulation layer 5 effectively prevents the influence of the external temperature on the test environment bin, so that the accuracy of the test result is ensured.

A rectangular soundproof layer 10 is provided between the outer case 1 and the explosion-proof metal mesh 3, and the soundproof layer 10 in the present embodiment may be soundproof cotton, and may be one or a plurality of. The puigging 10 is filled between outer casing 1 and explosion-proof metal mesh 3, and many shock resistance support 6 wear to establish in puigging 10, and puigging 10 can the effective absorption part because of the noise that the test environment storehouse internal explosion produced to, puigging 10 also has certain thermal-insulated effect, has further guaranteed the stability of test environment storehouse internal temperature.

All be provided with the intermediate layer cavity 8 that is the cuboid form in outer casing 1 and interior casing 2, be provided with rectangular elastic sealing membrane 9 in intermediate layer cavity 8, elastic sealing membrane 9 in this embodiment can be the PP membrane, and elastic sealing membrane 9 has improved the holistic leakproofness in test environment storehouse, has reduced the influence of outside air in to the test environment storehouse to the accuracy of test result has been guaranteed.

Be provided with earthing pin 12 on shell body 1, earthing pin 12 keeps away from the one end on ground and shell body 1, explosion-proof metal mesh 3, interior casing 2 wire connection, so set up and form electrostatic screen net, make inside not influenced by external electric field of hydrogen fuel cell test environment storehouse to guaranteed the accuracy of test result, simultaneously, play certain guard action to the staff, prevent that the staff from electrocuteeing.

The side wall of the inner shell 2, which is far away from the outer shell 1, is provided with the antistatic coating 11, and the antistatic coating 11 is beneficial to reducing static electricity in a hydrogen fuel cell testing environment bin, so that the accuracy of a testing result is ensured.

The implementation principle of the partition plate structure for the hydrogen fuel cell test environment bin in the embodiment of the application is as follows: the explosion-proof metal mesh 3 that shell body 1 and interior casing 2's centre set up can effectively prevent that the 2 piece of the interior casing that rupture from leading to the fact the injury to the people, and the support 6 that shocks resistance that lies in between shell body 1 and the 2 upper groove 7 of interior casing can buckle when exploding, absorbs some impact force, and can slide in recess 7, and the impact dispersion that the explosion produced.

The heat insulation layer 5 effectively blocks the influence of the external temperature on the hydrogen fuel cell testing environment bin, the sound insulation layer 10 is favorable for reducing the noise generated by explosion, and the elastic sealing film 9 improves the whole sealing performance of the hydrogen fuel cell testing environment bin, so that the accuracy of a testing result is ensured. The outer shell 1, the inner shell 2 and the anti-explosion metal net 3 are grounded, so that the interior of the hydrogen fuel cell testing environment bin is not influenced by an external electric field, and the antistatic coating 11 is favorable for reducing the influence of static electricity in the hydrogen fuel cell testing environment bin on the cell.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Hydrogen fuel cell test environment baffle structure for storehouse, its characterized in that: including shell body (1) and interior casing (2), be provided with explosion-proof metal mesh (3) between shell body (1) and interior casing (2), be provided with on shell body (1) and interior casing (2) and be used for reciprocal anchorage's connecting piece (4).

2. The separator structure for a hydrogen fuel cell test environment cartridge according to claim 1, wherein: a heat insulation layer (5) is arranged between the outer shell (1) and the inner shell (2).

3. The separator structure for a hydrogen fuel cell test environment cartridge according to claim 1, wherein: be provided with between shell body (1) and interior casing (2) and be used for absorbing impact force impact resistance support (6), set up recess (7) on the both sides wall that shell body (1) and interior casing (2) are close to each other, install respectively in recess (7) on shell body (1) and interior casing (2) at the both ends of impact resistance support (6).

4. The separator structure for a hydrogen fuel cell test environment cartridge according to claim 3, wherein: the anti-impact bracket (6) is arranged in the groove (7) in a sliding manner along the axial direction.

5. The separator structure for a hydrogen fuel cell test environment cartridge according to claim 1, wherein: the outer shell (1) and the inner shell (2) are both provided with interlayer cavities (8), and elastic sealing films (9) are arranged in the interlayer cavities (8) of the outer shell (1) and the inner shell (2).

6. The separator structure for a hydrogen fuel cell test environment cartridge according to claim 1, wherein: and a sound insulation layer (10) is arranged between the outer shell (1) and the inner shell (2).

7. The separator structure for a hydrogen fuel cell test environment cartridge according to claim 1, wherein: and an antistatic coating (11) is arranged on the side wall of the inner shell (2) far away from the outer shell (1).

8. The separator structure for a hydrogen fuel cell test environment cartridge according to claim 1, wherein: the anti-explosion shell is characterized in that a grounding pin (12) is arranged on the shell body (1), and the grounding pin (12) is electrically connected with the anti-explosion metal net (3).