CN219474869U

CN219474869U - Hydrogen leakage monitoring device of hydrogen energy fuel cell

Info

Publication number: CN219474869U
Application number: CN202320519596.0U
Authority: CN
Inventors: 惠晓铭; 张红粉; 刘志敏; 耿嘉民; 崔啸峰
Original assignee: Zhongqin Taikang Technology Energy Group Puyang Co ltd
Current assignee: Zhongqin Taikang Technology Energy Group Puyang Co ltd
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-08-04
Anticipated expiration: 2033-03-16

Abstract

The utility model provides a hydrogen leakage monitoring device of a hydrogen energy fuel cell, which relates to the technical field of hydrogen energy fuel cells and comprises a box body, wherein a cell body is fixedly arranged on the inner wall of the box body, an air inlet hole is formed in one side of the box body, an air outlet hole is formed in one side of the box body, which is far away from the air inlet hole, when the hydrogen leakage monitoring device is used, an exhaust fan can drive leaked hydrogen to be discharged from the air outlet hole, the monitor body can detect the leaked hydrogen and feed the leaked hydrogen back to a singlechip, the singlechip can control the exhaust fan to be closed and start a rotation driving device, and the rotation driving device can respectively drive two plugging plates to move through the transmission of a rotating shaft, two gears and two racks, so that the two plugging plates respectively plug the air inlet hole and the air outlet hole along two slots, and a sealing space is formed in the box body, thereby, the leakage of hydrogen is avoided, the monitor body can accurately monitor the leakage of the hydrogen, and the use effect is improved.

Description

Hydrogen leakage monitoring device of hydrogen energy fuel cell

Technical Field

The utility model relates to the technical field of hydrogen energy fuel cells, in particular to a hydrogen leakage monitoring device of a hydrogen energy fuel cell.

Background

The hydrogen energy fuel cell is a power generation device for directly converting chemical energy of hydrogen and oxygen into electric energy, the basic principle is that the hydrogen and the oxygen are respectively supplied to an anode and a cathode through reverse reaction of electrolyzed water, after the hydrogen is outwards diffused through the anode and reacts with electrolyte, electrons are released to reach the cathode through external load, and the hydrogen energy fuel cell has the advantages of no pollution, no noise, high efficiency and the like.

However, when in actual use, the hydrogen energy fuel cell needs to dissipate heat during operation, so that the hydrogen energy fuel cell is exposed in the air so as to dissipate heat, but leaked hydrogen flows in a non-directional manner, and the hydrogen leakage monitoring device is generally fixedly installed, so that the leaked hydrogen is difficult to flow in the direction of the leakage monitoring device for detection, and the hydrogen leakage monitoring device cannot accurately monitor whether the hydrogen is leaked or not, and the using effect is affected.

Disclosure of Invention

The utility model aims to provide a hydrogen leakage monitoring device of a hydrogen energy fuel cell, which aims to solve the problems that in the prior art, the hydrogen leakage monitoring device is exposed in the air to facilitate heat dissipation because the hydrogen energy fuel cell needs to dissipate heat when in operation, but leaked hydrogen flows in a non-directional manner, and the hydrogen leakage monitoring device is generally fixedly installed, so that the leaked hydrogen is difficult to flow in the direction of the leakage monitoring device for detection, and the problem that whether the hydrogen is leaked or not cannot be accurately monitored by the hydrogen leakage monitoring device and the using effect is affected can be solved.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a hydrogen energy fuel cell's hydrogen leakage monitoring devices, includes the box, the fixed battery body that is provided with of inner wall of box, the fresh air inlet has been seted up to one side of box, the fresh air outlet has been seted up to one side that the fresh air inlet was kept away from to the box, the fixed exhaust fan that is provided with of surface of box, the inlet end and the fresh air outlet intercommunication of exhaust fan, the fixed monitor body that is provided with of inner wall of fresh air outlet, fixed rotation drive arrangement that is provided with on the box, rotation drive arrangement's the fixed pivot that is provided with of output, fixed two gears that are provided with in the pivot, two slots that pass through fresh air inlet and fresh air outlet respectively have been seted up on the box, two the inner wall of slot all slides the laminating has the shutoff board, two all fixedly on the shutoff board the rack meshes with two respectively with the gear mutually, fixedly on the box be provided with exhaust, monitor body and rotation drive arrangement electric connection's singlechip.

According to a further technical scheme, a protective net is fixedly arranged on the inner wall of the air inlet hole.

According to a further technical scheme, a wind dispersing cover which is communicated with the air inlet and used for blowing wind to the battery body is fixedly arranged on the inner wall of the box body.

According to a further technical scheme, an air collecting cover communicated with an air outlet is fixedly arranged on the inner wall of the box body.

According to a further technical scheme, a protective shell arranged outside the rotation driving device, the rotating shaft, the two gears and the two racks is fixedly arranged on the box body.

According to a further technical scheme, a supporting seat is fixedly arranged on the box body, and the supporting seat is rotatably connected with the rotating shaft through a bearing.

According to a further technical scheme, the rotation driving device comprises a motor and a speed reducer, and the output end of the motor is connected with the input end of the speed reducer.

According to the further technical scheme, rubber strips which are abutted against the inner walls of the slots are fixedly arranged on the outer surfaces of the two plugging plates.

The beneficial effects of the utility model are as follows:

through setting up box, the battery body, the fresh air inlet, the fresh air outlet, the exhaust fan, the monitor body, rotate drive arrangement, the pivot, two gears, two slots, two shutoff boards, two racks and singlechip's cooperation, when having realized using, the exhaust fan can drive the air and get into the box from the fresh air inlet and then by the fresh air outlet discharge, the air can carry out forced air cooling heat dissipation to the battery body through the battery body surface during, hydrogen also can leak through the fresh air outlet when the battery body takes place hydrogen leakage, and the monitor body can detect the hydrogen feedback that the fresh air outlet leaked and give the singlechip, singlechip opportunity control exhaust fan closes and starts to rotate drive arrangement, rotate drive arrangement can drive two gear rotation through driving the pivot, two gear rotation drive two racks respectively and remove, two rack removal drive two shutoff boards respectively and remove, make two shutoff boards respectively along two slots remove and carry out the shutoff to fresh air inlet and fresh air outlet respectively, make the box in form sealed space, thereby the leakage to the monitor body has effectively been realized and can accurately monitor hydrogen leak, and improve the result of use.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present utility model.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of an embodiment of the present utility model.

Fig. 4 is a schematic structural view of a case and a protective case according to an embodiment of the present utility model.

In the figure: 1-box, 101-inlet opening, 102-outlet opening, 103-slot, 2-exhaust fan, 3-monitor body, 4-rotation drive arrangement, 5-pivot, 6-gear, 7-shutoff board, 8-rack, 9-singlechip, 10-protection network, 11-fan housing, 12-collection fan housing, 13-protective housing, 14-supporting seat.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings.

As shown in fig. 1-4, a hydrogen leakage monitoring device of a hydrogen energy fuel cell according to an embodiment of the present utility model includes a case 1, the case 1 can support and place a battery body, a battery body is fixedly disposed on an inner wall of the case 1, an air inlet 101 is disposed on one side of the case 1, air can enter the case 1 through the air inlet 101, an air outlet 102 is disposed on one side of the case 1 far away from the air inlet 101, the air outlet 102 can discharge air in the case 1 through the air outlet 102, an exhaust fan 2 is fixedly disposed on an outer surface of the case 1, an air inlet end of the exhaust fan 2 is communicated with the air outlet 102, the exhaust fan 2 can drive air to enter the case 1 from the air inlet 101 and then be discharged from the air outlet 102, during which the air can cool the battery body through the surface of the battery body, a monitor body 3 is fixedly disposed on an inner wall of the air outlet 102, the monitor body 3 can monitor hydrogen, the box body 1 is fixedly provided with a rotation driving device 4, the output end of the rotation driving device 4 is fixedly provided with a rotating shaft 5, the rotating shaft 5 is fixedly provided with two gears 6, the box body 1 is provided with two slots 103 which respectively penetrate through an air inlet 101 and an air outlet 102, the inner walls of the two slots 103 are respectively in sliding fit with the plugging plates 7, racks 8 are respectively fixedly arranged on the two plugging plates 7, the two racks 8 are respectively meshed with the two gears 6, the rotation driving device 4 can drive the two gears 6 to rotate by driving the rotating shaft 5, the two gears 6 can respectively drive the two racks 8 to move, the two racks 8 can respectively drive the two plugging plates 7 to move, the two plugging plates 7 respectively move along the two slots 103 to respectively plug the air inlet 101 and the air outlet 102, the box body 1 is internally provided with a sealed space, the box body 1 is fixedly provided with a singlechip 9 which is electrically connected with the exhaust fan 2, the monitor body 3 and the rotation driving device 4, and the singlechip 9 can receive the monitoring feedback of the monitor body 3 to close the exhaust fan 2 and start the rotation driving device 4.

In the embodiment of the utility model, when the air-cooling device is used, the exhaust fan 2 can drive air to enter the box body 1 from the air inlet hole 101 and then be discharged from the air outlet hole 102, during which the air can cool the battery body through the surface of the battery body, meanwhile, when the battery body leaks hydrogen, the hydrogen can leak through the air outlet hole 102, the monitor body 3 can detect the leakage hydrogen of the air outlet hole 102 and feed back the hydrogen to the singlechip 9, the singlechip 9 can control the exhaust fan 2 to be closed and start the rotary driving device 4, the rotary driving device 4 can drive the two gears 6 to rotate by driving the rotary shaft 5 to rotate, the two gears 6 respectively drive the two racks 8 to move, the two racks 8 respectively drive the two plugging plates 7 to move, so that the two plugging plates 7 respectively move along the two slots 103 to respectively plug the air inlet hole 101 and the air outlet hole 102, a sealing space is formed in the box body 1, the hydrogen leakage is avoided, the monitor body 3 can accurately monitor the hydrogen leakage, and the use effect is improved.

In order to prevent impurities from entering the box body 1 along the air inlet hole 101, the protection net 10 is fixedly arranged on the inner wall of the air inlet hole 101, and the protection net 10 can prevent impurities from entering the box body 1 along the air inlet hole 101.

In order to enable the wind entering through the air inlet hole 101 to be fully combined with the surface of the battery body, a wind dispersing cover 11 communicated with the air inlet hole 101 and used for blowing the battery body is fixedly arranged on the inner wall of the box body 1.

In order to facilitate the hot air in the box body 1 to be discharged along the air outlet 102, the inner wall of the box body 1 is fixedly provided with an air collecting cover 12 communicated with the air outlet 102.

In order to protect the rotary drive device 4, the rotary shaft 5, the two gears 6 and the two racks 8, a protective shell 13 arranged outside the rotary drive device 4, the rotary shaft 5, the two gears 6 and the two racks 8 is fixedly arranged on the box body 1.

In order to improve the stability of the rotating shaft 5, a supporting seat 14 is fixedly arranged on the box body 1, and the supporting seat 14 is rotationally connected with the rotating shaft 5 through a bearing.

In order to drive the rotation shaft 5 to rotate, the rotation driving device 4 comprises a motor and a speed reducer, and the output end of the motor is connected to the input end of the speed reducer.

In order to improve the tightness between the plugging plates 7 and the inner wall of the slot 103, rubber strips abutting against the inner wall of the slot 103 are fixedly arranged on the outer surfaces of the two plugging plates 7.

In the description of the present utility model, unless explicitly stated and limited otherwise, 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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a hydrogen leakage monitoring devices of hydrogen energy fuel cell, a serial communication port, includes box (1), the fixed battery body that is provided with of inner wall of box (1), inlet opening (101) have been seted up to one side of box (1), outlet opening (102) have been seted up to one side that inlet opening (101) were kept away from to box (1), the fixed surface of box (1) is provided with exhaust fan (2), the inlet end and the outlet opening (102) intercommunication of exhaust fan (2), the fixed monitor body (3) that are provided with of inner wall of outlet opening (102), fixed on box (1) are provided with rotation drive arrangement (4), rotation drive arrangement (4)'s output is fixedly provided with pivot (5), fixed on pivot (5) are provided with two gears (6), set up on box (1) respectively inlet opening (101) and two slot (103), two inner wall laminating (7) of slot (103) all slide and are provided with monitor body (8) respectively, two racks (8) are provided with on two on box (1) respectively, two racks (8) are fixed on the shutoff, two (8) are provided with on the fixed shutoff The monitor body (3) and the single chip microcomputer (9) are electrically connected with the rotation driving device (4).

2. The hydrogen leakage monitoring device of a hydrogen energy fuel cell according to claim 1, wherein a protection net (10) is fixedly provided on an inner wall of the air inlet hole (101).

3. The hydrogen leakage monitoring device of the hydrogen energy fuel cell according to claim 1, wherein a wind dispersing cover (11) communicated with the air inlet hole (101) and used for blowing wind to the cell body is fixedly arranged on the inner wall of the box body (1).

4. The hydrogen leakage monitoring device of the hydrogen energy fuel cell according to claim 1, wherein a wind collecting cover (12) communicated with the wind outlet hole (102) is fixedly arranged on the inner wall of the box body (1).

5. The hydrogen leakage monitoring device of the hydrogen energy fuel cell according to claim 1, wherein a protective shell (13) arranged outside the rotation driving device (4), the rotating shaft (5), the two gears (6) and the two racks (8) is fixedly arranged on the box body (1).

6. The hydrogen leakage monitoring device of the hydrogen energy fuel cell according to claim 1, wherein a supporting seat (14) is fixedly arranged on the box body (1), and the supporting seat (14) is rotationally connected with the rotating shaft (5) through a bearing.

7. The hydrogen leakage monitoring device of a hydrogen energy fuel cell according to any one of claims 1 to 6, wherein the rotation driving means (4) includes a motor and a decelerator, and an output end of the motor is connected to an input end of the decelerator.

8. The hydrogen leakage monitoring device for a hydrogen energy fuel cell according to any one of claims 1 to 6, wherein rubber strips abutting against the inner walls of the slots (103) are fixedly provided on the outer surfaces of both the plugging plates (7).