Membrane electrode frame with laser welding edge sealing structure

Abstract

The utility model discloses a membrane electrode frame with a laser welding edge sealing structure, and relates to the technical field of membrane electrode frames, the membrane electrode frame comprises a membrane electrode frame body, the short edge of the membrane electrode frame body is fixedly connected with an anti-skid piece, the anti-skid piece is composed of an anti-skid layer and a metal layer, the anti-skid layer is fixedly connected with the metal layer, and the metal layer is fixedly connected with the anti-skid layer. The outer side face of the membrane electrode frame body is fixedly connected with a protective frame edge, and the outer side face of the protective frame edge is fixedly connected with an anti-skid protruding block. Through the arrangement of the anti-skid piece, a force bearing point for holding can be provided; and by arranging the protective frame edges and the anti-skid protruding blocks, the overall strength and the anti-skid performance can be improved, the machining quality is affected, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of membrane electrode frames, in particular to a membrane electrode frame with a laser welding edge sealing structure. Background Art

[0002] The membrane electrode is the core component of the proton exchange membrane fuel cell. When welding the membrane electrode, the membrane electrode frame is required.

[0003] In the related technology, such as announcement number: CN 216928636 U, a membrane electrode frame and a membrane electrode and a fuel cell with a laser welding edge sealing structure, wherein the membrane electrode frame includes an anode frame layer and a cathode frame layer, an adhesive layer for connecting the anode frame layer and the cathode frame layer, and a laser welding edge sealing for sealing the edges of the anode frame layer and the cathode frame layer.

[0004] However, the surface of the membrane electrode frame is smooth, and it is easy to slip when picking it up, causing the whole to fall, thereby affecting the processing quality and being inconvenient to use. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art, one of the purposes of the utility model is to provide a membrane electrode frame with a laser welded edge sealing structure, which can provide a force point for holding by setting anti-slip parts; the set protective frame edges and anti-slip bumps can improve the overall strength and anti-slip performance, affect the processing quality, and are easy to use.

[0006] One of the purposes of the utility model is achieved by the following technical solution: a membrane electrode frame with a laser welding edge sealing structure, comprising a membrane electrode frame body, a non-slip part fixedly connected to the short side of the membrane electrode frame body, the non-slip part consisting of a non-slip layer and a metal layer, the non-slip layer and the metal layer are fixedly connected, the outer side of the membrane electrode frame body is fixedly connected to a protective frame edge, and the outer side of the protective frame edge is fixedly connected to an non-slip convex block. The non-slip part can provide a force point for holding; the protective frame edge and non-slip convex block can improve the overall strength and non-slip performance, affect the processing quality, and are easy to use.

[0007] According to the membrane electrode frame with a laser welding edge sealing structure, the shape of the longitudinal section of the metal layer is circular.

[0008] According to the membrane electrode frame with a laser welded edge sealing structure, there are two anti-slip parts, which are arranged axially symmetrically.

[0009] According to the membrane electrode frame with a laser welding edge sealing structure, the thickness of the protective frame edge is the same as the thickness of the membrane electrode frame body.

[0010] According to the membrane electrode frame with a laser welded edge sealing structure, the number of the anti-slip bumps is four and they are axially symmetrically arranged.

[0011] According to the membrane electrode frame with a laser welded edge sealing structure, the cross-sectional shape of the anti-slip protrusion is an arc shape.

[0012] Beneficial Effects

[0013] Compared with the prior art, the utility model can provide a force point for holding by setting the anti-skid parts; the set protective frame edge and anti-skid protrusions can improve the overall strength and anti-skid performance, affect the processing quality, and be easy to use.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a schematic structural diagram of a membrane electrode frame with a laser welded edge sealing structure according to the utility model;

[0017] Figure 2 This is a schematic structural diagram of the A portion of a membrane electrode frame with a laser welding edge sealing structure of the utility model;

[0018] Figure 3 This is a top view of a membrane electrode frame with a laser welded edge sealing structure according to the utility model;

[0019] Figure 4 The utility model is a schematic structural diagram of an anti-slip part of a membrane electrode frame with a laser welding edge sealing structure.

[0020] Legend:

[0021] 1. Membrane electrode frame body; 2. Protective frame edge; 3. Anti-slip part; 201. Anti-slip bump; 301. Anti-slip layer; 302. Metal layer. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4The utility model embodiment is a membrane electrode frame with a laser welding edge sealing structure, which includes a membrane electrode frame body 1, and an anti-slip part 3 is fixedly connected at the short side of the membrane electrode frame body 1. The number of the anti-slip parts 3 is two, and they are axially symmetrical. The anti-slip part 3 is composed of an anti-slip layer 301 and a metal layer 302. The shape of the longitudinal section of the metal layer 302 is circular. The metal layer 302 can improve the toughness of the anti-slip part 3. The anti-slip layer 301 is fixedly connected to the metal layer 302. The outer side surface of the membrane electrode frame body 1 is fixedly connected with a protective frame edge 2. The thickness of the protective frame edge 2 is the same as the thickness of the membrane electrode frame body 1. The outer side surface of the protective frame edge 2 is fixedly connected with an anti-slip protrusion 201. The anti-slip protrusion 201 is used for horizontal holding and anti-slip use. The number of the anti-slip protrusions 201 is four, and they are axially symmetrical. The cross-sectional shape of the anti-slip protrusion 201 is an arc. The anti-skid part 3 can provide a force point for holding; the protective frame edge 2 and the anti-skid protrusion 201 can improve the overall strength and anti-skid performance, affect the processing quality, and facilitate use.

[0024] Working principle: the anti-skid part 3 provided can provide a force point for holding; the protective frame edge 2 and the anti-skid protrusion 201 provided can improve the overall strength and anti-skid performance, affect the processing quality, and be easy to use.

[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A membrane electrode frame with a laser welding edge sealing structure, comprising a membrane electrode frame body (1), characterized in that: An anti-skid component (3) is fixedly connected to the short side of the membrane electrode frame body (1); the anti-skid component (3) is composed of an anti-skid layer (301) and a metal layer (302); the anti-skid layer (301) and the metal layer (302) are fixedly connected; the outer side surface of the membrane electrode frame body (1) is fixedly connected to a protective frame edge (2); and the outer side surface of the protective frame edge (2) is fixedly connected to an anti-skid protrusion (201).

2. The membrane electrode frame with a laser welding edge sealing structure according to claim 1, characterized in that: The metal layer (302) has a circular longitudinal cross-section.

3. The membrane electrode frame with a laser welding edge sealing structure according to claim 1, characterized in that: There are two anti-slip parts (3), which are arranged axially symmetrically.

4. The membrane electrode frame with a laser welded edge sealing structure according to claim 1, characterized in that: The thickness of the protective frame edge (2) is the same as the thickness of the membrane electrode frame body (1).

5. The membrane electrode frame with a laser welding edge sealing structure according to claim 1, characterized in that: There are four anti-slip bumps (201) in number, and they are arranged axially symmetrically.

6. The membrane electrode frame with a laser welding edge sealing structure according to claim 1, characterized in that: The cross-sectional shape of the anti-slip protrusion (201) is an arc shape.

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