CN216903015U - Protection device with compression-resistant structure for hydrogen fuel cell - Google Patents
Protection device with compression-resistant structure for hydrogen fuel cell Download PDFInfo
- Publication number
- CN216903015U CN216903015U CN202220136124.2U CN202220136124U CN216903015U CN 216903015 U CN216903015 U CN 216903015U CN 202220136124 U CN202220136124 U CN 202220136124U CN 216903015 U CN216903015 U CN 216903015U
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- Prior art keywords
- wall
- battery body
- fuel cell
- hydrogen fuel
- fixedly connected
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 239000000446 fuel Substances 0.000 title claims abstract description 25
- 239000001257 hydrogen Substances 0.000 title claims abstract description 25
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 25
- 230000006835 compression Effects 0.000 title description 7
- 238000007906 compression Methods 0.000 title description 7
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 41
- 230000003139 buffering effect Effects 0.000 claims abstract description 11
- 230000001012 protector Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 description 16
- 239000007789 gas Substances 0.000 description 5
- 230000005489 elastic deformation Effects 0.000 description 4
- 210000003850 cellular structure Anatomy 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Images
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Fuel Cell (AREA)
Abstract
The utility model discloses a protective device with a pressure-resistant structure for a hydrogen fuel cell, which comprises: the battery comprises a battery body, wherein outer sleeves playing a protection role are fixedly covered on three side walls of the battery body, the outer wall of the battery body is fixedly connected with two ends of a reinforcing plate to improve the structural strength, and the axis of the reinforcing plate is parallel to the axis of the battery body; further comprising: the outer wall of the inner air bag is attached to the inner wall of the outer sleeve to form a buffering and pressure-resisting structure, the inner air bag is fixedly wound on three side walls of the battery body, an inflation tube is fixedly connected with the top of the inner air bag in a penetrating mode, and the inflation tube penetrates through a through hole formed in the top of the outer sleeve. This protector for hydrogen fuel cell with compressive structures, its compressive capacity is stronger, is provided with multiple compressive protection structure, and inner structure takes place to damage when preventing that the battery from receiving striking or extrudeing has reduced the safety risk.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a protection device with a compression-resistant structure for a hydrogen fuel cell.
Background
The hydrogen fuel cell is a clean energy source, is widely used in electric vehicles, has the characteristics of high energy density, high power generation efficiency, no pollution and the like, and has some problems in the conventional hydrogen fuel cell.
The hydrogen fuel cell on the market, its compressive capacity is relatively poor, only protects through the casing of self, and when the battery received striking or extrusion, battery inner structure took place to damage easily, and the safety risk is great.
In order to solve the above problems, innovative design based on the original hydrogen fuel cell is urgently needed.
Disclosure of Invention
The utility model aims to provide a protective device for a hydrogen fuel cell with a pressure-resistant structure, which aims to solve the problems that the pressure-resistant capability of the hydrogen fuel cell is poor, the hydrogen fuel cell is only protected by a shell of the hydrogen fuel cell, the internal structure of the hydrogen fuel cell is easy to damage when the hydrogen fuel cell is impacted or extruded, and the safety risk is high.
In order to achieve the purpose, the utility model provides the following technical scheme: a protector for a hydrogen fuel cell having a pressure-resistant structure, comprising:
the battery comprises a battery body, wherein outer sleeves playing a role in protection are fixedly covered on three side walls of the battery body, the outer wall of the battery body is fixedly connected with two ends of a reinforcing plate to improve the structural strength, and the axis of the reinforcing plate is parallel to the axis of the battery body;
further comprising:
the outer wall of the inner air bag is attached to the inner wall of the outer sleeve to form a buffering and pressure-resistant structure, the inner air bag is fixedly wound on three side walls of the battery body, the top of the inner air bag is fixedly connected with an inflation tube in a through manner, the inflation tube penetrates through a through hole formed in the top of the outer sleeve, and a plug body is coaxially arranged at the port of the inflation tube and forms a threaded connection relationship with the inflation tube;
the battery comprises a supporting plate and reinforcing plates, wherein the supporting plate and the reinforcing plates are symmetrically distributed on the upper side and the lower side of the battery body, the top of each reinforcing plate is attached to the outer wall of the supporting plate, and the reinforcing plates are parallel to the upper surface of the battery body.
Preferably, the connecting pipes are symmetrically distributed at two ends of the inner air bag and fixedly penetrate through the outer sleeve, one end of each connecting pipe is fixedly communicated with the inner air bag, and the other end of each connecting pipe is fixedly arranged at the end of the corresponding air pressure cylinder, so that the air in the inner air bag can enter the air pressure cylinder.
Preferably, the end face of the pneumatic cylinder is fixedly connected to the outer wall of the outer sleeve, the inner wall of the pneumatic cylinder is coaxially attached with the stress plug, and the first spring is fixedly connected between the end face of the stress plug and the inner wall of the pneumatic cylinder, so that the first spring can push the stress plug to move.
Preferably, the backup pad is cellular structure and is used for mentioning compressive strength, and through symmetrical distribution's preceding link fixed connection between one side of two backup pads to fixed mounting has the back link between the opposite side of two backup pads, constitutes the resistance to compression protection structure of device through the backup pad.
Preferably, the reinforcing plates are arranged below the supporting plate and distributed at equal intervals, the reinforcing plates are of arch structures and play a role in improving supporting strength, the reinforcing plates are made of rubber materials, and the compression strength of the supporting plate is further improved.
Preferably, the box body is fixedly embedded at four corners of the supporting plate, the inner rod is vertically installed at the top of the inner wall of the box body, the lower end of the inner rod is inserted into the inner side of the outer barrel in a sliding mode, the end face of the inner rod is fixedly connected with a second spring between the inner wall of the outer barrel, and meanwhile the outer barrel is fixedly connected to the outer wall of the battery body, so that the inner rod can be pushed by the second spring to move in the outer barrel.
Compared with the prior art, the utility model has the beneficial effects that: this protector for hydrogen fuel cell with compressive structures, its compressive capacity is stronger, is provided with multiple compressive protective structure, and inner structure takes place to damage when preventing that the battery from receiving striking or extrusion, has reduced the safety risk, and its concrete content is as follows:
1. the inner air bag and the inner wall of the outer sleeve are attached, the inner air bag is communicated with the air pressure cylinder through a connecting pipe, a stress plug is coaxially attached to the inner wall of the air pressure cylinder, a first spring is fixedly connected between the end face of the stress plug and the inner wall of the air pressure cylinder, when the outer sleeve is collided by the outside, the outer sleeve can extrude the inner air bag, so that the air pressure in the inner air bag is instantly increased, high-pressure gas in the air bag enters the air pressure cylinder through the connecting pipe, and the high-pressure gas pushes the stress plug to compress the first spring, so that buffering is realized;
2. the backup pad is cellular structure and is used for mentioning compressive strength, through the preceding link fixed connection of symmetric distribution between one side of two backup pads, and fixed mounting has the back link between the opposite side of two backup pads, and the below of backup pad is provided with equidistant distribution's reinforcing plate, and the reinforcing plate is domes and plays the effect that improves supporting strength, and the reinforcing plate comprises rubber materials, utilizes the reinforcing plate to withstand the backup pad to improve the compressive strength of backup pad.
Drawings
FIG. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is a schematic view of a rear link mounting structure of the present invention;
FIG. 3 is a schematic view of an inner air bag installation structure according to the present invention;
FIG. 4 is a schematic view of the installation structure of the force-bearing plug of the present invention;
FIG. 5 is a schematic view of a reinforcing plate mounting structure according to the present invention;
fig. 6 is a schematic view of the inner rod mounting structure of the present invention.
In the figure: 1. a battery body; 2. an inner airbag; 3. an outer sleeve; 4. an inflation tube; 5. a plug body; 6. a connecting pipe; 7. an air pressure cylinder; 8. a stressed plug; 9. a first spring; 10. a reinforcing plate; 11. a support plate; 12. a front connecting frame; 13. a rear connecting frame; 14. a box body; 15. an inner rod; 16. an outer cylinder; 17. a second spring.
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 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 invention.
Referring to fig. 1-6, the present invention provides a technical solution: a protector for a hydrogen fuel cell having a pressure-resistant structure, comprising:
the battery comprises a battery body 1, wherein outer sleeves 3 playing a role in protection are fixedly covered on three side walls of the battery body 1, the outer wall of the battery body 1 is fixedly connected with two ends of a reinforcing plate 10 to improve the structural strength, and the axis of the reinforcing plate 10 is parallel to the axis of the battery body 1;
further comprising:
the outer wall of the inner air bag 2 is attached to the inner wall of the outer sleeve 3 to form a buffering and pressure-resistant structure, the inner air bag 2 is fixedly wound on three side walls of the battery body 1, the top of the inner air bag 2 is fixedly connected with an inflation tube 4 in a through mode, the inflation tube 4 penetrates through a through hole formed in the top of the outer sleeve 3, a plug body 5 is coaxially arranged at the port of the inflation tube 4, and the inner air bag and the plug body form a threaded connection relationship;
The connecting pipes 6 are symmetrically distributed at two ends of the inner air bag 2, the connecting pipes 6 are fixedly arranged to penetrate through the outer sleeve 3, one end of each connecting pipe 6 is fixedly communicated with the inner air bag 2, the other end of each connecting pipe 6 is fixedly arranged to penetrate through the end of the corresponding air pressure cylinder 7, the end face of each air pressure cylinder 7 is fixedly connected to the outer wall of the outer sleeve 3, the inner wall of each air pressure cylinder 7 is coaxially attached with a stress plug 8, a first spring 9 is fixedly connected between the end face of each stress plug 8 and the inner wall of each air pressure cylinder 7, the inner air bag 2 attached to the inner wall of each outer sleeve 3 is extruded by the aid of the outer sleeve 3, high-pressure gas enters the air pressure cylinders 7 through the connecting pipes 6 at the moment, pressure difference is formed on two sides of the stress plugs 8, the stress plugs 8 are pushed to move in the air pressure cylinders 7 by the aid of the pressure differences, the first springs 9 are compressed by the stress plugs 8, and accordingly the buffering purpose is achieved.
The support plate 11 is of a honeycomb structure and used for improving the compressive strength, one sides of the two support plates 11 are fixedly connected through front connecting frames 12 which are symmetrically distributed, a rear connecting frame 13 is fixedly arranged between the other sides of the two support plates 11, reinforcing plates 10 which are equally spaced and distributed are arranged below the support plates 11, the reinforcing plates 10 are of an arch structure and play a role in improving the support strength, the reinforcing plates 10 are made of rubber materials, box bodies 14 are fixedly embedded at four corners of the support plates 11, inner rods 15 are vertically arranged at the tops of the inner walls of the box bodies 14, the lower ends of the inner rods 15 are slidably inserted into the inner sides of the outer cylinders 16, second springs 17 are fixedly connected between the end faces of the inner rods 15 and the inner walls of the outer cylinders 16, the outer cylinders 16 are fixedly connected to the outer wall of the battery body 1, when the support plates 11 are impacted and simultaneously extrude a plurality of the reinforcing plates 10, the reinforcing plates 10 generate elastic deformation for buffering, the box body 14 connected with the four corners of the supporting plate 11 moves synchronously, the box body 14 drives the corresponding inner rod 15 to move, the inner rod 15 moves towards the inside of the outer cylinder 16 at the moment, the inner rod 15 compresses the second spring 17, and secondary buffering is carried out through elastic deformation of the second spring 17.
The working principle is as follows: when the protector with the compression-resistant structure for the hydrogen fuel cell is used, firstly, referring to fig. 1-6, the support plates 11 are in a honeycomb structure and used for improving the compression strength, one sides of the two support plates 11 are fixedly connected through the front connecting frames 12 which are symmetrically distributed, the other sides of the two support plates 11 are fixedly provided with the two ends of the rear connecting frame 13, the two support plates 11 are connected into a whole through the front connecting frames 12 and the rear connecting frame 13, so that the structural strength is improved, meanwhile, the reinforcing plates 10 which are distributed at equal intervals are arranged below the support plates 11, the reinforcing plates 10 are in an arch structure and play a role of improving the supporting strength, the reinforcing plates 10 are made of rubber materials, when the support plates 11 are strongly impacted, the support plates 11 simultaneously extrude a plurality of reinforcing plates 10, so that the reinforcing plates 10 generate elastic deformation for buffering, and in the process, the box bodies 14 connected at the four corners of the support plates 11 synchronously move, the box body 14 drives the corresponding inner rod 15 to move, at the moment, the inner rod 15 moves towards the inside of the outer cylinder 16, the inner rod 15 compresses the second spring 17, and secondary buffering is carried out through elastic deformation of the second spring 17;
referring to fig. 1-6, when the outer sleeve 3 is impacted, the outer sleeve 3 will synchronously extrude the inner bladder 2 attached to its inner wall, at this time, the air pressure inside the inner bladder 2 will instantly rise, because the inner bladder 2 is communicated with the air pressure cylinder 7 through the connecting pipe 6, and the inner wall of the air pressure cylinder 7 is coaxially attached with the stressed plug 8, and the first spring 9 is fixedly connected between the end surface of the stressed plug 8 and the inner wall of the air pressure cylinder 7, at this time, high-pressure gas will enter the air pressure cylinder 7 through the connecting pipe 6, thereby forming a pressure difference on both sides of the stressed plug 8, pushing the stressed plug 8 to move in the air pressure cylinder 7 by the pressure difference, making the stressed plug 8 compress the first spring 9, thereby achieving the purpose of buffering, when the inner bladder 2 is no longer pressurized, the first spring 9 will push the stressed plug 8 to move reversely to recover to the original position through the restoring action, at this time, the stressed plug 8 will re-feed the gas inside the air pressure cylinder 7 into the inner bladder 2, so that the air pressure balance in the inner bladder 2 is restored to its original position.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. A protector for a hydrogen fuel cell having a pressure-resistant structure, comprising:
the battery comprises a battery body (1), wherein outer sleeves (3) playing a role of protection are fixedly covered on three side walls of the battery body (1), the outer wall of the battery body (1) and two ends of a reinforcing plate (10) are fixedly connected and used for improving the structural strength, and the axis of the reinforcing plate (10) is parallel to the axis of the battery body (1);
it is characterized by also comprising:
the outer wall of the inner air bag (2) is attached to the inner wall of the outer sleeve (3) to form a buffering and pressure-resisting structure, the inner air bag (2) is fixedly wound on three side walls of the battery body (1), the top of the inner air bag (2) is fixedly connected with an inflation tube (4) in a through mode, the inflation tube (4) penetrates through a through hole formed in the upper top of the outer sleeve (3), a plug body (5) is coaxially arranged at the port of the inflation tube (4), and the inner air bag and the inflation tube form a threaded connection relationship;
the battery comprises a supporting plate (11) and reinforcing plates (10), wherein the supporting plate and the reinforcing plates (10) are symmetrically distributed on the upper side and the lower side of the battery body (1), the top of each reinforcing plate (10) is attached to the outer wall of the corresponding supporting plate (11), and the reinforcing plates (10) are parallel to the upper surface of the battery body (1).
2. The protector for a hydrogen fuel cell having a pressure-resistant structure according to claim 1, characterized in that: the both ends symmetric distribution of interior gasbag (2) has connecting pipe (6), and connecting pipe (6) fixed run through in outer tube (3) set up to the fixed intercommunication of one end of connecting pipe (6) is in on interior gasbag (2), the other end of connecting pipe (6) is fixed to run through in the tip setting of pneumatic cylinder (7) moreover.
3. The protector for a hydrogen fuel cell having a pressure-resistant structure according to claim 2, characterized in that: the end face of the air pressure cylinder (7) is fixedly connected to the outer wall of the outer sleeve (3), the inner wall of the air pressure cylinder (7) is coaxially attached with a stress plug (8), and a first spring (9) is fixedly connected between the end face of the stress plug (8) and the inner wall of the air pressure cylinder (7).
4. The protector for a hydrogen fuel cell having a pressure-resistant structure according to claim 1, characterized in that: the supporting plates (11) are of a honeycomb structure and used for lifting the compressive strength, one sides of the two supporting plates (11) are fixedly connected through the front connecting frames (12) which are symmetrically distributed, and the other sides of the two supporting plates (11) are fixedly provided with the rear connecting frames (13).
5. The protector for a hydrogen fuel cell having a pressure-resistant structure according to claim 4, characterized in that: reinforcing plates (10) which are distributed at equal intervals are arranged below the supporting plate (11), the reinforcing plates (10) are of arch structures and play a role in improving supporting strength, and the reinforcing plates (10) are made of rubber materials.
6. The protector for a hydrogen fuel cell having a pressure-resistant structure according to claim 4, characterized in that: the fixed box body (14) that inlays in four corners department of backup pad (11), and the inner wall top of box body (14) installs interior pole (15) perpendicularly to interior pole (15) lower extreme slides and inserts the inboard of establishing urceolus (16), the terminal surface of interior pole (15) in addition with fixedly connected with second spring (17) between the inner wall of urceolus (16), urceolus (16) fixed connection is on the outer wall of battery body (1) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220136124.2U CN216903015U (en) | 2022-01-19 | 2022-01-19 | Protection device with compression-resistant structure for hydrogen fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220136124.2U CN216903015U (en) | 2022-01-19 | 2022-01-19 | Protection device with compression-resistant structure for hydrogen fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216903015U true CN216903015U (en) | 2022-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220136124.2U Active CN216903015U (en) | 2022-01-19 | 2022-01-19 | Protection device with compression-resistant structure for hydrogen fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216903015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115000482A (en) * | 2022-08-08 | 2022-09-02 | 佛山市清极能源科技有限公司 | Fuel cell stack and vibration reduction method thereof |
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2022
- 2022-01-19 CN CN202220136124.2U patent/CN216903015U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115000482A (en) * | 2022-08-08 | 2022-09-02 | 佛山市清极能源科技有限公司 | Fuel cell stack and vibration reduction method thereof |
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: A protective device with compressive structure for hydrogen fuel cells Granted publication date: 20220705 Pledgee: Shaanxi Qinnong Rural Commercial Bank Co.,Ltd. Yanliang Branch Pledgor: Shaanxi West Zhilian New Energy Industry Group Co.,Ltd. Registration number: Y2024980010286 |