CN217983411U

CN217983411U - Bipolar plate of air-cooled metal fuel cell

Info

Publication number: CN217983411U
Application number: CN202222184737.6U
Authority: CN
Inventors: 张亮; 董震; 楼逸杰; 董清华
Original assignee: Suyu Technology Huzhou Co ltd
Current assignee: Suyu Technology Huzhou Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-12-06
Anticipated expiration: 2032-08-19

Abstract

The utility model relates to an air-cooled metal fuel cell's bipolar plate, including anode plate and negative plate, the negative plate adopts punching press or roll-in shaping, and the negative plate is ripple type structure simultaneously, ripple type structure the height of negative plate is 1.2 millimeters to 1.8 millimeters, the thickness of negative plate is 0.08 millimeters to 0.2 millimeters, ripple type structure the wave form width of negative plate is at 1.2 millimeters to 1.8 millimeters, the anode plate adopts the punching press or cuts the shaping, the length and the width of anode plate equal the setting with the length and the width of negative plate, the thickness of anode plate is at 0.05 millimeters to thickness 0.3 millimeters, the anode plate covers on the negative plate, and they constitute the bipolar plate structure. The utility model discloses a shaping is simple, can practice thrift the cost.

Description

Bipolar plate of air-cooled metal fuel cell

Technical Field

The utility model relates to a fuel cell field especially relates to an air-cooled metal fuel cell's bipolar plate.

Background

At present, the air-cooled fuel cell bipolar plate is mainly formed by engraving a graphite plate or stamping a thin metal plate, and the method has very high equipment investment and processing cost.

In view of the above-mentioned drawbacks, the present inventors have made active research and innovation to create a bipolar structure of an air-cooled metal fuel cell with a novel structure, so that the bipolar structure has more industrial utility value.

SUMMERY OF THE UTILITY MODEL

To solve the above technical problems, the present invention provides a bipolar air-cooled metal fuel cell.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bipolar plate of an air-cooled metal fuel cell comprises an anode plate and a cathode plate, wherein the cathode plate is formed by stamping or rolling, the cathode plate is of a corrugated structure, the height of the cathode plate of the corrugated structure is 1.2-1.8 mm, the thickness of the cathode plate is 0.08-0.2 mm, the waveform width of the cathode plate of the corrugated structure is 1.2-1.8 mm, the anode plate is formed by stamping or cutting, the length and width of the anode plate are equal to those of the bipolar plate, the thickness of the anode plate is 0.05-0.3 mm, the anode plate covers the cathode plate, and the anode plate and the cathode plate form a structure.

Preferably, the bipolar plate of the air-cooled metal fuel cell, the anode plate and the cathode plate are both metal plates.

Preferably, in the bipolar plate of the air-cooled metal fuel cell, the height of the cathode plate in the corrugated structure is 1.5 mm, and the thickness of the cathode plate is 0.2 mm.

Preferably, the bipolar plate of the air-cooled metal fuel cell has a thickness of 0.1 mm.

Preferably, the bipolar plate of the air-cooled metal fuel cell is characterized in that the anode plate and the cathode plate are connected by welding.

Preferably, the bipolar plate of the air-cooled metal fuel cell has a wave width of 1.5 mm.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:

the utility model discloses adopt different technology shaping with anode plate and negative plate, connect through the welded mode, reduce the technology degree of difficulty, can also practice thrift the cost simultaneously.

The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a cathode plate of the present invention;

fig. 2 is a side view of the cathode plate of the present invention;

fig. 3 is a schematic structural view of an anode plate of the present invention;

FIG. 4 is a schematic view of the connection structure of the anode plate and the cathode plate of the present invention;

FIG. 5 is a front view of FIG. 4;

fig. 6 is a side view of fig. 4.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present application, it should be noted that the terms "vertical", "horizontal", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and for simplification of description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely required to be horizontal or vertical, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Examples

As shown in fig. 1 to 6, a bipolar plate of an air-cooled metal fuel cell comprises an anode plate 1 and a cathode plate 2, wherein the cathode plate 2 is formed by punching or rolling, the cathode plate 2 is in a corrugated structure, the height of the cathode plate 2 in the corrugated structure is 1.2 mm to 1.8 mm, the thickness of the cathode plate 2 is 0.08 mm to 0.2 mm, the wave width of the cathode plate 2 in the corrugated structure is 1.2 mm to 1.8 mm, the anode plate 1 is formed by punching or cutting, the length and width of the anode plate 1 are equal to those of the cathode plate 2, the thickness of the anode plate 1 is 0.05 mm to 0.3 mm, the anode plate 1 covers the cathode plate 2, and they form a bipolar plate structure.

The utility model discloses in anode plate 1 and negative plate 2 are the metal sheet.

The utility model discloses well ripple type structure negative plate 2 highly be 1.5 millimeters, and its thickness is 0.2 millimeters.

In the utility model, the thickness of the anode plate 1 is 0.1 mm.

The utility model discloses in anode plate 1 and negative plate 2 link to each other through the welding.

The utility model discloses in negative plate 2's wave form width is 1.5 millimeters.

Example one

On the basis of the above embodiment, as shown in fig. 1 and fig. 2, the cathode plate can be punched by a die to obtain a cathode plate with a corrugated structure, and then the cathode plate is cut by laser to obtain a cathode corrugated plate shape, wherein the height of the cathode plate is 1.5 mm, the thickness of the cathode plate is 0.2 mm, and the width of the wave shape is 1.5 mm.

In fig. 3, the anode plate is made of a metal sheet with a thickness of 0.1 mm by wire cutting.

In fig. 4 to 6, the anode plate and the cathode plate are welded to form the air-cooled fuel cell metal bipolar plate.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A bipolar plate of an air-cooled metal fuel cell comprises an anode plate (1) and a cathode plate (2), and is characterized in that: the novel bipolar plate is characterized in that the negative plate (2) is formed by punching or rolling, the negative plate (2) is of a corrugated structure, the height of the negative plate (2) of the corrugated structure is 1.2-1.8 mm, the thickness of the negative plate (2) is 0.08-0.2 mm, the waveform width of the negative plate (2) of the corrugated structure is 1.2-1.8 mm, the positive plate (1) is formed by punching or cutting, the length and width of the positive plate (1) are equal to those of the negative plate (2), the thickness of the positive plate (1) is 0.05-0.3 mm, the positive plate (1) covers the negative plate (2), and the positive plate (1) and the negative plate (2) form a bipolar plate structure.

2. The bipolar plate of an air-cooled metal fuel cell as claimed in claim 1, wherein: the anode plate (1) and the cathode plate (2) are both metal plates.

3. The bipolar plate of an air-cooled metal fuel cell as claimed in claim 1, wherein: the height of the cathode plate (2) in a corrugated structure is 1.5 mm, and the thickness thereof is 0.2 mm.

4. The bipolar plate of an air-cooled metal fuel cell as claimed in claim 1, wherein: the thickness of the anode plate (1) is 0.1 mm.

5. The bipolar plate of an air-cooled metal fuel cell as claimed in claim 1, wherein: the anode plate (1) and the cathode plate (2) are connected through welding.

6. The bipolar plate of an air-cooled metal fuel cell as claimed in claim 1, 2 or 3, wherein: the wave-shaped width of the cathode plate (2) is 1.5 mm.