CN216773282U

CN216773282U - Pressing device of graphite bipolar plate for fuel cell

Info

Publication number: CN216773282U
Application number: CN202122866620.1U
Authority: CN
Inventors: 贾东旭; 王刘军; 何�雄
Original assignee: Jiangsu Jinyalong Technology Co ltd
Current assignee: Jiangsu Jinyalong Technology Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-06-17
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a pressing device of a graphite bipolar plate for a fuel cell, which comprises a base, wherein a sliding groove is formed in the bottom end of the base, a plate making box is arranged in the sliding groove, a motor is fixedly connected to the inner wall of the middle part of one side of the plate making box, and a gear is fixedly connected to the driving end of the motor. According to the utility model, the motor is started to rotate the gear, so that the upper rack and the lower rack are driven to move, the first moving plate and the second moving plate move on the sliding plate, the distance between the first moving plate and the second moving plate is adjusted, bipolar plate pressing with different sizes is met, after pressing is completed, the plate making box is placed into the sliding groove, the hydraulic rod is started, the top plate descends, the sucker adsorbs the bipolar plates, residual slag in the plate making box is absorbed through the air port, meanwhile, the distance of the air plate can be adjusted under the action of the electric push rod, and the use range is improved.

Description

Pressing device of graphite bipolar plate for fuel cell

Technical Field

The utility model relates to the technical field of fuel cell related production equipment, in particular to a pressing device of a graphite bipolar plate for a fuel cell.

Background

The fuel cell is a chemical device which directly converts chemical energy of fuel into electric energy, also called electrochemical generator, and is a fourth power generation technology following hydraulic power generation, thermal power generation and atomic power generation, because the fuel cell converts Gibbs free energy in the chemical energy of the fuel into electric energy through electrochemical reaction, and is not limited by Carnot cycle effect, the efficiency is high; in addition, fuel cells use fuel and oxygen as raw materials; meanwhile, no mechanical transmission component is arranged, so that no noise pollution is caused, and the discharged harmful gas is very little.

In the pressing process of the graphite bipolar plate, the size of the pressing plate can not be adjusted according to specific requirements by a traditional mold, so that the defect of use exists, the pressed bipolar plate is difficult to take out of the mold, the bipolar plate is easy to damage, residual slag in the mold can not be removed, and subsequent plate making is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a pressing device of a graphite bipolar plate for a fuel cell.

In order to achieve the purpose, the utility model adopts the following technical scheme: a pressing device of a graphite bipolar plate for a fuel cell comprises a base, wherein a sliding groove is formed in the bottom end of the base, a plate making box is arranged in the sliding groove, a motor is fixedly connected to the inner wall of the middle part of one side of the plate making box, the driving end of the motor is fixedly connected with a gear, the upper side of the gear is meshed and connected with an upper rack, the rear end of the upper rack is fixedly connected to the left end of the front side of a first moving plate, the lower side of the gear is meshed and connected with a lower rack, the front end of the lower rack is fixedly connected to the left end of the rear side of a second moving plate, sliding plates are respectively connected to the left side and the right side of the bottom ends of the first moving plate and the second moving plate in a sliding mode, a hydraulic rod is fixedly connected to the inner wall of the top end of the base, a top plate is fixedly connected to the driving end of the bottom of the hydraulic rod, a hose is fixedly connected to the top of the top plate, and a machine box is fixedly connected to the bottom end of the top plate, the inboard middle part fixedly connected with fixed block of machine box, equal fixedly connected with electric putter on the four walls of fixed block, electric putter's drive end runs through machine box and fixedly connected with aerofoil, one side of aerofoil all communicates there is the connecting pipe.

As a further description of the above technical solution:

the front end of the upper rack is connected in the opening of the second moving plate in a sliding mode.

As a further description of the above technical solution:

the rear end of the lower rack is connected in the opening of the first moving plate in a sliding mode.

As a further description of the above technical solution:

the top end of the hose is communicated with the opening at the top of the base.

As a further description of the above technical solution:

the air port is arranged on the outer wall of the air plate.

As a further description of the above technical solution:

one end of the connecting pipe is communicated with the hose, and the other end of the connecting pipe is communicated with the air opening.

As a further description of the above technical solution:

the bottom end of the sliding plate is fixedly connected inside the plate making box, and the bottom end of the machine box is provided with a sucker.

The utility model has the following beneficial effects:

1. in the utility model, the motor is started to rotate the gear, so that the upper rack and the lower rack are driven to move, and the first moving plate and the second moving plate are driven to move on the sliding plate, so that the distance between the first moving plate and the second moving plate is adjusted, and bipolar plate pressing of different sizes can be further met.

2. In the utility model, the hydraulic rod is started to lower the top plate, so that the bipolar plate is adsorbed by the sucker, the residual slag in the plate making box is absorbed by the air port, and the distance of the air plate can be adjusted under the action of the electric push rod, thereby improving the use range.

Drawings

Fig. 1 is a perspective view of a pressing apparatus for a graphite bipolar plate for a fuel cell according to the present invention;

FIG. 2 is a schematic diagram of a plate-making box in a pressing device for a graphite bipolar plate for a fuel cell according to the present invention;

FIG. 3 is a cross-sectional view of a pressing device cassette for a graphite bipolar plate for a fuel cell according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a base; 2. a chute; 3. preparing a plate box; 4. a top plate; 5. a hydraulic rod; 6. a hose; 7. a first moving plate; 8. a slide plate; 9. a second moving plate; 10. a tuyere; 11. a connecting pipe; 12. a wind plate; 13. an electric push rod; 14. a fixed block; 15. a motor; 16. a gear; 17. an upper rack; 18. a lower rack; 19. a machine box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a pressing device of a graphite bipolar plate for a fuel cell comprises a base 1, wherein a chute 2 is arranged inside the bottom end of the base 1, a plate making box 3 is arranged inside the chute 2, a motor 15 is fixedly connected to the inner wall of the middle part of one side of the plate making box 3, the driving end of the motor 15 is fixedly connected with a gear 16, the upper side of the gear 16 is engaged and connected with an upper rack 17, the rear end of the upper rack 17 is fixedly connected to the left end of the front side of a first moving plate 7, the lower side of the gear 16 is engaged and connected with a lower rack 18, the front end of the lower rack 18 is fixedly connected to the left end of the rear side of a second moving plate 9, sliding plates 8 are respectively connected to the left side and the right side of the bottom ends of the first moving plate 7 and the second moving plate 9 in a sliding manner, a hydraulic rod 5 is fixedly connected to the inner wall of the top end of the base 1, the driving end of the bottom of the hydraulic rod 5 is fixedly connected with a top plate 4, a hose 6 is fixedly connected to the top of the top plate 4, and a bottom end of the top plate 4 is fixedly connected with a machine box 19, the middle part of the inner side of the machine box 19 is fixedly connected with a fixed block 14, the four walls of the fixed block 14 are fixedly connected with electric push rods 13, the driving end of each electric push rod 13 penetrates through the machine box 19 and is fixedly connected with an air plate 12, one side of each air plate 12 is communicated with a connecting pipe 11, firstly, a motor 15 is started to rotate a gear 16, further, an upper rack 17 and a lower rack 18 are driven to move, further, a first moving plate 7 and a second moving plate 9 are driven to move on a sliding plate 8, further, the distance between the first moving plate 7 and the second moving plate 9 is adjusted, further, bipolar plate pressing with different sizes can be met, after pressing is completed, the plate making box 3 is placed into a sliding groove 2, a hydraulic rod 5 is started, the top plate 4 descends, further, a sucker adsorbs the bipolar plates, further, residual material slag in the plate making box 3 is absorbed through an air port 10, and under the action of the electric push rods 13, the distance of the air plates 12 can be adjusted, and the use range is improved.

The front end of an upper rack 17 is slidably connected in an opening of a second moving plate 9, the rear end of a lower rack 18 is slidably connected in an opening of a first moving plate 7, a motor 15 is started to rotate a gear 16, so that the upper rack 17 and the lower rack 18 are driven to move, and the first moving plate 7 and the second moving plate 9 are driven to move on a sliding plate 8, so that the distance between the first moving plate 7 and the second moving plate 9 is adjusted, the top end of a hose 6 is communicated with the opening at the top of a base 1, an air port 10 is arranged on the outer wall of an air plate 12, residual slag in a plate making box 3 is absorbed through the air port 10, one end of a connecting pipe 11 is communicated with the hose 6, the other end of the connecting pipe 11 is communicated with the air port 10, the bottom end of the sliding plate 8 is fixedly connected in the plate making box 3, and a suction cup is arranged at the bottom end of a box 19 for absorbing a bipolar plate through the suction cup.

The working principle is as follows: firstly, the motor 15 is started to rotate the gear 16, so as to drive the upper rack 17 and the lower rack 18 to move, so as to drive the first moving plate 7 and the second moving plate 9 to move on the sliding plate 8, so as to adjust the distance between the first moving plate 7 and the second moving plate 9, and further meet the requirement of pressing bipolar plates with different sizes, after the pressing is completed, the plate making box 3 is placed into the chute 2, the hydraulic rod 5 is started, so that the top plate 4 descends, so that the bipolar plate is adsorbed by the sucker, further residual slag in the plate making box 3 is absorbed through the air port 10, and meanwhile, under the action of the electric push rod 13, the distance of the air plate 12 can be adjusted, and the use range is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pressing device of a graphite bipolar plate for a fuel cell comprises a base (1), and is characterized in that: a sliding groove (2) is formed in the bottom end of the base (1), a plate making box (3) is arranged in the sliding groove (2), a motor (15) is fixedly connected to the inner wall of the middle portion of one side of the plate making box (3), a gear (16) is fixedly connected to the driving end of the motor (15), an upper rack (17) is meshed and connected to the upper side of the gear (16), the rear end of the upper rack (17) is fixedly connected to the left end of the front side of a first movable plate (7), the lower side of the gear (16) is meshed and connected with a lower rack (18), the front end of the lower rack (18) is fixedly connected to the left end of the rear side of a second movable plate (9), sliding plates (8) are slidably connected to the left side and the right side of the bottom ends of the first movable plate (7) and the second movable plate (9), a hydraulic rod (5) is fixedly connected to the inner wall of the top end of the base (1), and a top plate (4) is fixedly connected to the driving end of the bottom of the hydraulic rod (5), the utility model discloses a roof, including roof, top fixedly connected with hose (6) of roof (4), bottom fixedly connected with machine box (19) of roof (4), the middle part fixedly connected with fixed block (14) of machine box (19) inboard, equal fixedly connected with electric putter (13) on the four walls of fixed block (14), the drive end of electric putter (13) runs through machine box (19) and fixedly connected with aerofoil (12), one side of aerofoil (12) all communicates there is connecting pipe (11).

2. The pressing apparatus of a graphite bipolar plate for a fuel cell according to claim 1, wherein: the front end of the upper rack (17) is connected in the opening of the second moving plate (9) in a sliding manner.

3. The pressing apparatus of a graphite bipolar plate for a fuel cell according to claim 1, wherein: the rear end of the lower rack (18) is connected in the opening of the first moving plate (7) in a sliding manner.

4. The pressing apparatus of a graphite bipolar plate for a fuel cell according to claim 1, wherein: the top end of the hose (6) is communicated with an opening at the top of the base (1).

5. The pressing apparatus of a graphite bipolar plate for a fuel cell according to claim 1, wherein: one end of the connecting pipe (11) is communicated with the hose (6), and the other end of the connecting pipe (11) is communicated with the air opening (10).

6. The pressing apparatus of a graphite bipolar plate for a fuel cell according to claim 5, wherein: the tuyere (10) is arranged on the outer wall of the air plate (12).

7. The pressing apparatus of a graphite bipolar plate for a fuel cell according to claim 1, wherein: the bottom end of the sliding plate (8) is fixedly connected inside the plate making box (3), and the bottom end of the machine box (19) is provided with a sucker.