CN209472054U - frame type fuel cell - Google Patents

Abstract

The utility model discloses a frame-type fuel cell, which comprises a frame and a fuel cell; the fuel cell is provided with a plurality, and the frame is tiled with a number corresponding to the number of the fuel cell The installation position; the fuel cells are installed on the corresponding installation positions one by one; a plurality of the fuel cells are connected in series. The frame-type fuel cell can effectively reduce the volume of the fuel cell without using a transformer, and has strong shock resistance and impact resistance.

Description

frame type fuel cell

technical field

The utility model relates to the technical field of batteries, in particular to a frame type fuel cell.

Background technique

A fuel cell is a chemical device that directly converts the chemical energy of fuel into electrical energy, also known as an electrochemical generator. It is the fourth power generation technology after hydropower, thermal power and atomic power. Fuel cells have the advantages of high power generation efficiency and less harmful emissions. The vast majority of fuel cells include multiple batteries, which are arranged in one direction and connected in series, that is, multiple batteries are stacked on top of each other. The fuel cell with this structure has the following defects: the general operating voltage of a single fuel cell is 0.7, so to obtain a high voltage, only a transformer or a large number of batteries in series can be used, but the use of a transformer will increase the volume and weight and lose part of the energy. It will increase the volume of the battery, and because the length of the stack cannot be extended indefinitely, it must be changed into double or triple rows in order to meet the demand, which reduces the overall density of the battery, and reduces the ability to resist shocks and shocks.

Utility model content

The technical problem to be solved by the utility model is to provide a frame-type fuel cell, which can effectively reduce the volume of the fuel cell without using a transformer, and has strong shock resistance and impact resistance.

The technical solution of the utility model is to provide a frame-type fuel cell, including a frame and a fuel cell; there are multiple fuel cells, and the frame is tiled with the same number of fuel cells The installation positions corresponding to the number; the fuel cells are installed on the corresponding installation positions one by one; a plurality of the fuel cells are connected in series.

After adopting the above structure, the frame type fuel cell of the present invention has the following advantages compared with the prior art:

Since the frame of the frame-type fuel cell of the present utility model is provided with installation positions corresponding to the number of fuel cells, the fuel cells are installed on the corresponding installation positions one by one, and the fuel cells are tiled. Arranged on the frame, that is, the fuel cells are laid on the same plane, the thickness of the frame can be greatly reduced, and the heat dissipation effect of the fuel cells is also better.

As an improvement, the frame is provided with a first fuel inlet and a first fuel outlet, the first fuel inlet is connected to the second fuel inlet of each fuel cell through a pipeline, and the second fuel outlet is connected through a pipeline The pipeline is connected with the second fuel outlet of each fuel cell. After adopting this structure, the structure is simple and the connection is convenient.

As an improvement, a wiring trough is provided on the frame and at the periphery of the installation position, and the pipeline is installed in the wiring trough. After adopting this structure, it is more convenient to install the pipeline.

As an improvement, the fuel cell is connected in series through a connecting piece. After adopting this structure, the connection between adjacent fuel cells is more convenient.

As an improvement, the connecting piece is in an "L" shape, and wiring holes are provided on both sides of the connecting piece. After adopting this structure, the two sides of the connector are respectively connected to different fuel cells, adopting an "L" shape structure, the wiring holes on both sides are closer to the two fuel cells, the connection is more convenient, and the structure is more compact.

As an improvement, holes are provided on the frame and between adjacent fuel cells, and the wiring pieces are installed on the holes. After adopting this structure, the structural arrangement is relatively compact, and the heat generated by the fuel cell can also be dissipated from the holes, so that the heat dissipation effect of the fuel cell is better.

As an improvement, a first protrusion is provided on one side wall of the frame, and a first groove is provided at a corresponding position on the other side wall opposite to the one side wall. After adopting this structure, the front and rear frames cooperate with each other through the structure of protrusions and grooves, so the assembly is more convenient.

As an improvement, a second groove is provided on one side wall of the frame, and a second protrusion is provided on the other side wall opposite to the one side wall at a corresponding position. After adopting this structure, due to the action of the first protrusion and the first groove, as well as the second protrusion and the second groove, the assembly between the frames is more reliable.

As an improvement, the end of the frame is provided with a third groove, and the third grooves of the multiple frames are spliced to form an embedding groove, and the embedding groove is provided with a connecting rod for binding the multiple frames together . After adopting this structure, due to the action of the connecting rod, the assembly between the frames is more reliable.

As an improvement, the upper end of the frame is provided with a hoisting hook, and the hoisting hooks of a plurality of frames are spliced to form a hoisting component. After adopting this structure, when the frame-type fuel cell is assembled, the power module can be hoisted by the hoisting parts, the assembly is more convenient, and the labor force can be effectively reduced.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a frame-type fuel cell of the present invention.

Fig. 2 is a three-dimensional structural schematic diagram of the frame of the frame-type fuel cell of the present invention.

FIG. 3 is a schematic structural view of the fuel cell of the frame-type fuel cell of the present invention.

As shown in the figure: 1. frame, 101, installation position, 102, through hole, 104, fixing hole, 105, first fuel inlet, 106, first fuel outlet, 107, hole position, 108, first protrusion, 109, the second groove, 110, the third groove, 111, the lifting hook, 2, the fuel cell, 201, the positive plate, 202, the negative plate, 203, the membrane electrode.

Detailed ways

For a better understanding of the application, various aspects of the application will be described in more detail with reference to the accompanying drawings. It should be understood that these detailed descriptions are descriptions of exemplary embodiments of the application only, and are not intended to limit the scope of the application in any way. Throughout the specification, the same reference numerals refer to the same elements.

It should be noted that in this specification, expressions such as first, second, etc. are only used to distinguish one feature from another, and do not represent any limitation on the features. Accordingly, first grooves discussed hereinafter may also be referred to as second grooves without departing from the teachings of the present application.

In the drawings, the thickness, size and shape of objects have been slightly exaggerated for convenience of illustration. The drawings are examples only and are not strictly drawn to scale.

It should also be understood that the terms "comprising", "comprising", "having", "comprising", "comprising", when used in this specification, mean that there are described features, integers, steps, operations, elements and/or or components, but does not exclude the presence or addition of one or more other features, integers, steps, steps, operations, elements, components and/or combinations thereof. Furthermore, expressions such as "...at least one", when preceding a list of listed features, modify the entire listed feature rather than modifying the individual elements of the list.

Fig. 1 is a three-dimensional structural schematic diagram of a frame-type fuel cell of the present invention. The frame type fuel cell of the utility model includes a frame and a fuel cell.

The frame 1 is provided with a plurality of installation positions 101 in a flat manner, that is, the plurality of installation positions 101 are laid out on the same plane on the frame 1 . The frame 1 is provided with a plurality of through holes 102 , and the edges of the through holes 102 are provided with a plurality of fixing holes 104 , and this structure forms the installation position 101 . The frame 1 is provided with a first fuel inlet 105 and a first fuel outlet 106 . A hole 107 is provided on the frame 1 and between two adjacent installation positions 101 .

One side wall of the frame 1 is provided with a first protrusion 108 , and the other side wall opposite to the one side wall is provided with a first groove at a corresponding position. One side wall of the frame is provided with a second groove 109 , and the other side wall opposite to the one side wall is provided with a second protrusion at a corresponding position. When the front and back frames are assembled, the first protrusion 108 snaps into the corresponding first groove of the other frame, and the second protrusion of the other frame snaps into the second groove 109, which is particularly convenient for assembly . The end of the frame is provided with a third groove 110, and the third grooves 110 of a plurality of frames are spliced to form an embedding groove, and a connecting rod for binding a plurality of frames 1 is arranged in the embedding groove . The upper end of the frame 1 is provided with a hoisting hook 111, and the hoisting hooks 111 of a plurality of frames 1 are spliced to form a hoisting component.

The number of fuel cells 2 described corresponds to the number of installation positions 101 . In this specific embodiment, the frame 1 is provided with four mounting positions 101 , correspondingly, the fuel cells 2 are four. The fuel cell 2 includes a positive plate 201 and a negative plate 202 . The positive plate 201 and the negative plate 202 are respectively sealed and fixed on both sides of the frame 1 , that is, the positive plate 201 and the negative plate 202 are respectively fixedly connected to both sides of the frame at the installation position. Both the positive electrode plate 201 and the frame and the negative electrode plate 202 and the frame are sealed and connected with silicone. A membrane electrode 203 is provided between the positive plate 201 and the negative plate 202 . The fuel cell 2 is, for example, a hydrogen-oxygen proton exchange membrane fuel cell or a methanol fuel cell.

The hydrogen-oxygen proton exchange membrane fuel cell and the methanol fuel cell are similar in structure, mainly composed of a positive plate 201, a negative plate 202 and a fuel cell membrane electrode 203, and the positive plate 201 and the negative plate 202 are respectively sealed It is fixed on both sides of the installation position 101, and the membrane electrode 203 is arranged in the installation position 101, and the membrane electrode 203 separates the positive electrode plate 201 and the negative electrode plate 202 in two spaces.

The low-temperature fuel cell module can also be a metal-air battery. The metal-air battery structure includes a cathode, an anode and an electrolyte. The cathode and anode of the battery are installed on both sides of the battery frame with a certain space between them. When the battery is working, the electrolyte can enter between the cathode and the anode, and it is pumped out through the pump when it stops working.

The fuel cells 2 are installed on the corresponding installation positions 101 one by one; a plurality of the fuel cells 2 are connected in series. The first fuel inlet 105 is connected to the second fuel inlet (not shown) of each fuel cell 2 through a pipeline, and the first fuel outlet 106 is connected to the second fuel outlet of each fuel cell through a pipeline. connect. The pipeline 112 is installed in the wiring trough 113 . The fuel cells 2 are connected in series through the connection piece 3 . The wiring member 3 is "L" shaped, and wiring holes 301 are provided on both sides of the wiring member 3, and the wiring holes 301 and the fuel cell 2 are connected by wires.

Claims (10)

1. A frame-type fuel cell, characterized in that: it includes a frame and a fuel cell; there are multiple fuel cells, and the number of tiles on the frame corresponds to the number of the fuel cells The installation positions; the fuel cells are installed on the corresponding installation positions one by one; a plurality of the fuel cells are connected in series. 2. The frame-type fuel cell according to claim 1, characterized in that: the frame is provided with a first fuel inlet and a first fuel outlet, and the first fuel inlet is connected to each fuel cell through a pipeline. The second fuel inlet is connected, and the first fuel outlet is connected with the second fuel outlet of each fuel cell through pipelines. 3. The frame-type fuel cell according to claim 2, characterized in that: a wire groove is provided on the frame and at the periphery of the installation position, and the pipeline is installed on the wire in the slot. 4. The frame-type fuel cell according to claim 1, characterized in that: said fuel cells are connected in series through connecting pieces. 5. The frame-type fuel cell according to claim 4, characterized in that: said connecting member is in an "L" shape, and connecting holes are provided on both sides of said connecting member. 6. The frame-type fuel cell according to claim 4, characterized in that holes are provided on the frame and between adjacent fuel cells, and the wiring members are installed on the holes . 7. The frame-type fuel cell according to claim 1, wherein a first protrusion is provided on one side wall of the frame, and a first protrusion is provided on the other side wall opposite to the one side wall and at the Corresponding positions are provided with first grooves. 8. The frame-type fuel cell according to claim 4, characterized in that: a second groove is provided on one side wall of the frame, and a second groove is provided on the other side wall opposite to the one side wall and at the Corresponding positions are provided with second protrusions. 9. The frame-type fuel cell according to claim 1, characterized in that: the end of the frame is provided with a third groove, and the third grooves of a plurality of frames are spliced to form an embedding groove, and the embedding The slots are provided with connecting rods for binding multiple frames together. 10. The frame-type fuel cell according to claim 1, characterized in that: the upper end of the frame is provided with a lifting hook, and the lifting hooks of a plurality of frames are spliced to form a lifting component.