Hot pressing device of fuel cell membrane electrode

Abstract

The utility model discloses a hot pressing device of a fuel cell membrane electrode, which relates to the technical field of fuel cells, and comprises a processing box, a support rod fixedly connected to the upper end of the processing box, an electric cylinder fixedly connected to the upper end of the support rod, and a fixed plate fixedly connected to the inside of the processing box, four sliding rods are fixedly connected to the upper end of the fixing plate, a mounting plate is slidably connected to the four sliding rods, a heating plate is arranged on the lower side of the mounting plate, the lower side of the telescopic end of the electric cylinder is connected with the mounting plate, and a pressure sensor is arranged between the telescopic end of the electric cylinder and the mounting plate; and a moving platform is slidably connected into a moving groove, two clamping plates can fix an object through the counter-acting force of a spring, at the moment, the moving platform is pushed, starting can be conducted through an electric cylinder, and hot pressing operation is conducted on the object through a sliding rod and a pressure sensor.

Description

Technical Field

[0001] The utility model relates to the technical field of fuel cells, in particular to a hot pressing device for a fuel cell membrane electrode. Background Art

[0002] A fuel cell is a chemical device that converts the chemical energy of a fuel directly into electrical energy. It is also called an electrochemical generator. It is the fourth power generation technology after hydroelectric power generation, thermal power generation, and atomic power generation. Since fuel cells convert part of the Gibbs free energy in the chemical energy of a fuel into electrical energy through electrochemical reactions, they are not limited by the Carnot cycle effect and therefore have high efficiency. In addition, fuel cells use fuel and oxygen as raw materials and have no mechanical transmission parts, so they emit very little harmful gas and have a long service life. It can be seen that from the perspective of energy conservation and ecological protection, fuel cells are the most promising power generation technology.

[0003] However, when the existing fuel cell is undergoing hot pressing, it is impossible to place and observe the fuel cell undergoing hot pressing externally, so as to adjust the temperature and pressure required for hot pressing of the fuel cell, thereby causing damage to the fuel cell and causing losses. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the present invention provides a fuel cell membrane electrode hot pressing device, which solves the problem that during the hot pressing operation of the existing fuel cell, the fuel cell being hot pressed cannot be placed and observed externally, so as to adjust the temperature and pressure required for the hot pressing of the fuel cell, thereby causing damage to the fuel cell and causing losses.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a hot pressing device for a fuel cell membrane electrode, comprising a processing box, a support rod is fixedly connected to the upper end of the processing box, an electric cylinder is fixedly connected to the upper end of the support rod, a fixed plate is fixedly connected to the inside of the processing box, four sliding rods are fixedly connected to the upper end of the fixed plate, a mounting plate is slidably connected to the four sliding rods, a heating plate is arranged on the lower side of the mounting plate, the lower side of the telescopic end of the electric cylinder is connected to the mounting plate, and a pressure sensor is arranged between the telescopic end of the electric cylinder and the mounting plate, a moving groove is provided on the lower side of the front wall of the processing box, a moving platform is slidably connected to the inside of the moving groove, two fixed grooves are provided on the upper end of the moving platform, two card plates are slidably connected to the inside of the two fixed grooves, a plurality of springs are connected to the inside of the two fixed grooves, the two springs located on the same side are respectively fixedly connected to the far ends of one of the card plates, the two card plates located on the same side cooperate with each other, and the heating plate cooperates with the card plates.

[0008] Preferably, the front end of the mobile platform is fixedly connected to two pulling rods, and the front ends of the two pulling rods are fixedly connected to fixed blocks.

[0009] Preferably, a box door is movably hinged at the upper end of the processing box via a hinge, and an observation window is fixedly connected to the front end of the box door.

[0010] Preferably, the right end of the processing box is fixedly connected with a connecting rod, the interior of the connecting rod is rotatably connected with a rotating block, and the front end of the rotating block is fixedly connected with a display screen.

[0011] Preferably, four support rods are fixedly connected to the lower end of the processing box.

[0012] Preferably, the interiors of the two fixing grooves are provided with limiting grooves, the interiors of the two limiting grooves are slidably connected with two sliding blocks, and the four sliding blocks are fixedly connected to the lower ends of the four clamping plates respectively.

[0013] Beneficial Effects

[0014] The invention provides a heat pressing device for a fuel cell membrane electrode. It has the following beneficial effects:

[0015] When the object needs to be hot-pressed, the mobile platform can be pulled out of the mobile slot, and the object can be placed between the two cards by moving the two cards. The two cards can fix the object through the reaction force of the spring. At this time, the mobile platform can be pushed to start the electric cylinder and perform hot-pressing operation on the object through the sliding rod and the pressure sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the practical structure of the new invention;

[0017] Figure 2 This is the second practical stereogram of the present invention;

[0018] Figure 3 This is the first sectional view of the utility model.

[0019] In the figure: 1. processing box; 2. box door; 3. observation window; 4. support rod; 5. electric cylinder; 6. moving groove; 7. moving platform; 8. fixed groove; 9. spring; 10. clamping plate; 11. limit groove; 12. connecting rod; 13. rotating block; 14. display screen; 15. pulling rod; 16. fixed block; 17. support rod; 18. fixed plate; 19. sliding rod; 20. pressure sensor; 21. heating plate; 22. mounting plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the practical embodiments of the new model to clearly and completely describe the technical solutions in the practical embodiments of the new model. Obviously, the described embodiments are only part of the embodiments of the new model, not all of them. Based on the embodiments in the new model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the new model.

[0021] See also Figure 1-3 The present invention provides a technical solution: a hot pressing device for a fuel cell membrane electrode, comprising a processing box 1, a support rod 4 is fixedly connected to the upper end of the processing box 1, an electric cylinder 5 is fixedly connected to the upper end of the support rod 4, a fixed plate 18 is fixedly connected inside the processing box 1, four sliding rods 19 are fixedly connected to the upper end of the fixed plate 18, a mounting plate 22 is slidably connected to the four sliding rods 19, a heating plate 21 is arranged on the lower side of the mounting plate 22, the lower side of the telescopic end of the electric cylinder 5 is connected to the mounting plate 22, and a pressure sensor 20 is arranged between the telescopic end of the electric cylinder 5 and the mounting plate 22, a moving groove 6 is provided on the lower side of the front wall of the processing box 1, a moving platform 7 is slidably connected to the inside of the moving groove 6, two fixed grooves 8 are provided on the upper end of the moving platform 7, two fixed grooves 8 are slidably connected to two card plates 10, a plurality of springs 9 are connected to the inside of the two fixed grooves 8, two springs 9 located on the same side are respectively fixedly connected to the far ends of one of the card plates 10, the two card plates 10 located on the same side cooperate with each other, and the heating plate 21 cooperates with the card plate 10.

[0022] During operation, when the object needs to be hot-pressed, the mobile platform 7 can be pulled to make the mobile platform 7 detach from the inside of the mobile slot 6, and the two card plates 10 can be moved to place the object between the two card plates 10. The two card plates 10 can fix the object through the reaction force of the spring 9. At this time, the mobile platform 7 is pushed to start the electric cylinder 5 and perform hot-pressing operation on the object through the sliding rod 19 and the pressure sensor 20. The pressure sensor 20 is an existing piezoresistive pressure sensor: this type of sensor uses the resistance strain effect of the metal resistance strain gauge, that is, when the material is subjected to pressure, its resistance value will change. This change can be converted into a standard measurement signal by an electronic circuit.

[0023] See also Figure 1-3 The present invention provides a technical solution: the front end of the mobile platform 7 is fixedly connected to two pulling rods 15 , and the front ends of the two pulling rods 15 are fixedly connected to fixed blocks 16 .

[0024] During operation, the fixed block 16 can make the movement of the mobile platform 7 more convenient.

[0025] See also Figure 1-3 The present invention provides a technical solution: the upper end of the processing box 1 is hinged with a box door 2 through a hinge, and the front end of the box door 2 is fixedly connected with an observation window 3.

[0026] During operation, when it is necessary to inspect the interior of the processing box 1 , the processing box 1 can be inspected by opening the box door 2 , and the interior of the processing box 1 can be observed through the observation window 3 .

[0027] See also Figure 1-3 The present invention provides a technical solution: the right end of the processing box 1 is fixedly connected with a connecting rod 12, the interior of the connecting rod 12 is rotatably connected with a rotating block 13, and the front end of the rotating block 13 is fixedly connected with a display screen 14.

[0028] During operation, the support rod 4 can be controlled through the display screen 14 .

[0029] See also Figure 1-3 The present invention provides a technical solution: four support rods 17 are fixedly connected to the lower end of the processing box 1.

[0030] During operation, the support rod 17 can make the processing box 1 more stable during use.

[0031] See also Figure 1-3 The present invention provides a technical solution: the two fixing grooves 8 are provided with limiting grooves 11 inside, the two limiting grooves 11 are slidably connected with two sliders inside, and the four sliders are fixedly connected to the lower ends of the four clamping plates 10 respectively.

[0032] During operation, the slider is fixedly connected to the card plate 10 , which has a limiting effect on the card plate 10 when the card plate 10 moves.

[0033] In summary, when the object needs to be hot-pressed, the mobile platform 7 can be pulled out of the mobile slot 6, and the two card plates 10 can be moved to place the object between the two card plates 10. The reaction force of the spring 9 can fix the object with the two card plates 10. At this time, the mobile platform 7 can be pushed to start the electric cylinder 5 and perform hot-pressing on the object through the sliding rod 19 and the pressure sensor 20.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hot pressing device for a fuel cell membrane electrode, comprising a processing box (1), characterized in that: The upper end of the processing box (1) is fixedly connected to a support rod (4), the upper end of the support rod (4) is fixedly connected to an electric cylinder (5), the interior of the processing box (1) is fixedly connected to a fixed plate (18), the upper end of the fixed plate (18) is fixedly connected to four sliding rods (19), the four sliding rods (19) are slidably connected to a mounting plate (22), a heating plate (21) is provided on the lower side of the mounting plate (22), the lower side of the telescopic end of the electric cylinder (5) is connected to the mounting plate (22), and a pressure sensor (20) is provided between the telescopic end of the electric cylinder (5) and the mounting plate (22), the heating plate (21) is provided on the lower side of the mounting plate (22), A movable groove (6) is provided on the lower side of the front wall of the work box (1), and a movable platform (7) is slidably connected inside the movable groove (6). Two fixed grooves (8) are provided on the upper end of the movable platform (7), and two clamping plates (10) are slidably connected inside the two fixed grooves (8). A plurality of springs (9) are connected inside the two fixed grooves (8), and the two springs (9) located on the same side are respectively fixedly connected to the far ends of one of the clamping plates (10), and the two clamping plates (10) located on the same side cooperate with each other, and the heating plate (21) cooperates with the clamping plate (10).

2. A hot pressing device for a fuel cell membrane electrode according to claim 1, characterized in that: The front end of the mobile platform (7) is fixedly connected to two pulling rods (15), and the front ends of the two pulling rods (15) are fixedly connected to fixed blocks (16).

3. A hot pressing device for a fuel cell membrane electrode according to claim 1, characterized in that: The upper end of the processing box (1) is movably hinged with a box door (2) via a hinge, and the front end of the box door (2) is fixedly connected with an observation window (3).

4. A fuel cell membrane electrode hot pressing device according to claim 1, characterized in that: The right end of the processing box (1) is fixedly connected to a connecting rod (12), the interior of the connecting rod (12) is rotatably connected to a rotating block (13), and the front end of the rotating block (13) is fixedly connected to a display screen (14).

5. The hot pressing device for a fuel cell membrane electrode according to claim 1, characterized in that: Four support rods (17) are fixedly connected to the lower end of the processing box (1).

6. A fuel cell membrane electrode hot pressing device according to claim 1, characterized in that: The two fixing grooves (8) are each provided with a limiting groove (11), the two limiting grooves (11) are each slidably connected with two sliding blocks, and the four sliding blocks are respectively fixedly connected to the lower ends of the four clamping plates (10).

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