CN211829026U

CN211829026U - Metal extension net for hydrogen fuel cell

Info

Publication number: CN211829026U
Application number: CN202020995552.1U
Authority: CN
Inventors: 何康
Original assignee: Jiangsu Kinson New Material Co ltd
Current assignee: Jiangsu Kinson New Material Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-10-30
Anticipated expiration: 2030-06-03

Abstract

The utility model relates to the technical field of hydrogen fuel cells, in particular to a metal extending net for hydrogen fuel cells, which comprises a metal net, weft threads and warp threads, wherein the metal net is formed by welding the weft threads and the warp threads in a staggered manner, the warp threads and the weft threads are in a diamond structure, the connecting part of the warp threads and the weft threads is fixedly connected with heat-conducting silica gel, the weft threads and the warp threads have the same structure, the weft threads comprise two peripheral silk threads and a central silk thread, and the two peripheral silk threads are wound and fixed on the surface of the central silk thread in a staggered manner; the utility model discloses a warp and weft are the fixed setting that forms by a central silk thread and two peripheral silk threads winding, and cooperation central silk thread is nonrust steel wire, peripheral silk thread for almag's setting, has improved the intensity of metal mesh greatly, makes this metal mesh have certain heat dispersion, anti-electromagnetic interference performance, elasticity performance simultaneously, can play the guard action to the hydrogen fuel cell body, has increased the holistic security of hydrogen fuel cell.

Description

Metal extension net for hydrogen fuel cell

Technical Field

The utility model relates to a hydrogen fuel cell technical field, concretely relates to metal extension net for hydrogen fuel cell.

Background

A hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electric energy, and its basic principle is a reverse reaction of electrolysis water, in which hydrogen and oxygen are supplied to an anode and a cathode, respectively, and after the hydrogen diffuses outward through the anode and reacts with an electrolyte, electrons are emitted to the cathode through an external load.

The main dye of the hydrogen fuel cell is hydrogen which is extremely combustible gas, and if the concentration of the hydrogen reaches a certain degree in a range space, even the hydrogen fuel cell can explode, so that the hydrogen fuel cell has certain danger in the using process.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a metal extends net for hydrogen fuel cell possesses advantages such as reinforcing ductility, absorption heat, has solved the problem of traditional hydrogen fuel cell bulge easily.

The utility model discloses a metal extends net for hydrogen fuel cell, including metal mesh, weft and warp, the metal mesh is formed for the crisscross welding of weft and warp, be the rhombus structure between warp and the weft, the equal fixedly connected with heat conduction silica gel of warp and weft's junction, weft and warp's structure is the same, weft includes two peripheral silk threads and a central silk thread, two the crisscross winding of peripheral silk thread is fixed in the surface of central silk thread.

The utility model discloses a metal extension net for hydrogen fuel cell, wherein peripheral silk thread is made for almag, central silk thread is made for nonrust steel wire, and this structure setting has improved the intensity of metal mesh greatly, makes this metal mesh have certain heat dispersion, anti-electromagnetic interference performance, elasticity performance simultaneously, can play the guard action to the hydrogen fuel cell body.

The utility model discloses a metal extends net for hydrogen fuel cell, wherein the welding point of weft and warp all is located stainless steel wire, and this structure setting has increased the stability of solder joint for the metal mesh is difficult to the fracture.

The utility model discloses a hydrogen metal extends net for fuel cell, wherein heat conduction silica gel is spherical structure, heat conduction silica gel is located the center of warp and weft junction, and this structure setting can increase the ductility of metal mesh.

The metal extending net for the hydrogen fuel cell of the utility model has the diameter of the peripheral silk thread of 0.2mm-0.3mm and the diameter of the central silk thread of 0.5mm-0.6 mm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a warp and weft are the fixed setting that forms by a central silk thread and two peripheral silk threads winding, cooperation central silk thread is stainless steel wire, peripheral silk thread is almag's setting, the intensity of metal mesh has been improved greatly, make this metal mesh have certain heat dispersion simultaneously, anti-electromagnetic interference performance, elasticity can, can play the guard action to the hydrogen fuel cell body, through at warp, the heat conduction silica gel that the weft junction set up, the effectual holistic ductility of this metal mesh that has increased, the elastic deformation volume of metal mesh has been increased, heat conduction silica gel can also derive the heat on the hydrogen fuel cell body simultaneously, can avoid the hydrogen fuel cell to pile up the swell because of the heat, the holistic security of hydrogen fuel cell has been increased.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the front view structure of the metal net of the present invention;

fig. 2 is a schematic view of the three-dimensional structure of the weft of the present invention.

In the figure: 1. a metal mesh; 2. a weft; 201. a central filament; 202. a peripheral filament; 3. warp threads; 4. thermally conductive silicone.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-2, the metal extending net for hydrogen fuel cell of the present invention comprises a metal net 1, a weft 2 and a warp 3, wherein the metal net 1 is formed by welding the weft 2 and the warp 3 in a staggered manner, the warp 3 and the weft 2 are in a diamond structure, the junction of the warp 3 and the weft 2 is fixedly connected with a heat conductive silica gel 4, the weft 2 and the warp 3 have the same structure, the weft 2 comprises two peripheral silk threads 202 and a central silk thread 201, and the two peripheral silk threads 202 are wound in a staggered manner and fixed on the surface of the central silk thread 201.

The utility model discloses a metal extension net for hydrogen fuel cell, wherein peripheral silk thread 202 is made for almag, and central silk thread 201 is made for nonrust steel wire, and this structure setting has improved metal mesh 1's intensity greatly, makes this metal mesh 1 have certain heat dispersion, anti-electromagnetic interference performance, elasticity performance simultaneously, can play the guard action to the hydrogen fuel cell body.

The utility model discloses a hydrogen metal for fuel cell extends net, wherein the welding point of weft 2 and warp 3 all is located stainless steel wire, and this structure setting has increased the stability of solder joint for metal mesh 1 is difficult to the fracture.

The utility model discloses a hydrogen metal extends net for fuel cell, wherein heat conduction silica gel 4 is spherical structure, and heat conduction silica gel 4 is located the center of warp 3 and weft 2 junction, and this structure setting can increase metal mesh 1's ductility.

The metal extending net for the hydrogen fuel cell of the utility model has the diameter of the peripheral silk thread 202 of 0.2mm-0.3mm and the diameter of the central silk thread 201 of 0.5mm-0.6 mm.

The working principle is as follows: the metal mesh 1 is arranged at the anode and the cathode of the hydrogen fuel cell, and the heat conducting silica gel 4 on the metal mesh 1 absorbs and guides out the heat accumulated in the hydrogen fuel cell when the hydrogen fuel cell works, so that the cell bulge is avoided.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a hydrogen fuel cell is with metal extension net, includes metal mesh (1), weft (2) and warp (3), its characterized in that: metal mesh (1) is crisscross welding of weft (2) and warp (3) and forms, be diamond-shaped structure between warp (3) and weft (2), the equal fixedly connected with heat conduction silica gel (4) of junction of warp (3) and weft (2), the structure of weft (2) and warp (3) is the same, weft (2) include two peripheral silk threads (202) and a central silk thread (201), two the crisscross winding of peripheral silk thread (202) is fixed in the surface of central silk thread (201).

2. The metal expanded mesh for a hydrogen fuel cell according to claim 1, characterized in that: the peripheral silk threads (202) are made of aluminum magnesium alloy, and the central silk threads (201) are made of stainless steel wires.

3. The metal expanded mesh for a hydrogen fuel cell according to claim 1, characterized in that: and welding points of the weft (2) and the warp (3) are positioned on the stainless steel wires.

4. The metal expanded mesh for a hydrogen fuel cell according to claim 1, characterized in that: heat conduction silica gel (4) are spherical structure, heat conduction silica gel (4) are located warp (3) and weft (2) junction's center.

5. The metal expanded mesh for a hydrogen fuel cell according to claim 1, characterized in that: the diameter of the peripheral silk thread (202) is 0.2mm-0.3mm, and the diameter of the central silk thread (201) is 0.5mm-0.6 mm.