CN212783684U - Battery cover plate with one-way pressure relief protection and foreign matter separation functions - Google Patents
Battery cover plate with one-way pressure relief protection and foreign matter separation functions Download PDFInfo
- Publication number
- CN212783684U CN212783684U CN202021687347.5U CN202021687347U CN212783684U CN 212783684 U CN212783684 U CN 212783684U CN 202021687347 U CN202021687347 U CN 202021687347U CN 212783684 U CN212783684 U CN 212783684U
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- China
- Prior art keywords
- fixedly connected
- cover plate
- filter
- plate
- top end
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- 238000000926 separation method Methods 0.000 title claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 7
- 206010024796 Logorrhoea Diseases 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02E60/10—Energy storage using batteries
Landscapes
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model relates to the technical field of batteries, in particular to a battery cover plate with one-way pressure relief protection and foreign matter separation, which comprises a cover plate body, wherein the inner side of the cover plate body is fixedly connected with a baffle plate, the left side of the top end of the cover plate body is provided with a positive pole column, the right side of the top end of the cover plate body is provided with a negative pole column, the inner side of the top end of the cover plate body is fixedly connected with a sealing ring, the right side of the top end of the left side baffle plate is fixedly connected with a first filter plate, the left side of the top end of the right side baffle plate is fixedly connected with a second filter plate, the utility model uses an air vent to enable overpressure gas to impact a cover cap, so that the cover cap and the sealing plate move upwards, the opening of an air vent shell is relieved with pressure, after the air vent is blocked by a spring, the pressure, has wide market value and is worth popularizing.
Description
Technical Field
The utility model relates to a battery technology field specifically is a battery apron with one-way pressure release protection separation foreign matter.
Background
The power lithium ion battery is a power supply for providing a power source, and is a storage battery for providing power for electric automobiles, electric trains, electric bicycles and golf carts.
Because power lithium ion battery is seal structure after battery apron and aluminum hull welding, when the battery takes place the short circuit, inside atmospheric pressure can increase rapidly, the danger of battery explosion takes place easily, prior art uses the explosion-proof line as the explosion-proof protection of battery mostly, explosion-proof performance is difficult to guarantee, and probably can make garrulous pole piece, active material, and electrolyte mixture follow gas and discharge together in the exhaust gas simultaneously, consequently, propose a battery apron with one-way pressure release protection separation foreign matter to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide the theme to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a battery cover plate with one-way pressure relief protection and foreign matter separation function comprises a cover plate body, wherein a partition plate is fixedly connected to the inner side of the cover plate body, a positive pole is arranged on the left side of the top end of the cover plate body, a negative pole is arranged on the right side of the top end of the cover plate body, a sealing ring is fixedly connected to the inner side of the top end of the cover plate body, a ventilation shell is fixedly connected to the top end of the sealing ring, a cover cap is slidably connected to the inner side of the sealing ring, baffle plates are fixedly connected to the left end and the right end of the cover cap, a connecting rod is fixedly connected to one end of each baffle plate, a sealing plate is fixedly connected to the top end of the cover cap, a limiting plate is fixedly connected to the bottom end of the limiting plate, and the left side of the top end of the partition plate on the right side is fixedly connected with a second filter plate.
Preferably, the first filter plate and the partition plate are at an angle of 45 degrees, the second filter plate and the partition plate are at an angle of 135 degrees, and the first filter plate and the second filter plate are not touched.
Preferably, a storage groove is formed between the partition plate and the cover plate body.
Preferably, the number of the baffle plates is two, the two baffle plates are in a symmetrical relation, and a vent hole is formed between the two baffle plates.
Preferably, the screen openings of the V-shaped filter plate, the first filter plate and the second filter plate are 0.05mm in size.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, through the sealing ring, the ventilation shell, the baffle, the connecting rod, the sealing plate, the spring and the limiting plate, when the internal air pressure is too high, the gas rushes the cap through the air vent, so that the cap upwards extrudes the spring, the cap drives the baffle, the connecting rod and the sealing plate to move upwards, so that the gas goes out through the opening formed in the inner side of the ventilation shell, after the pressure relief is completed, the spring rebounds the cap due to the reduction of pressure, so that the cap, the baffle, the connecting rod and the sealing plate move downwards, and the air vent is blocked by the cap, and the pressure relief;
2. the utility model discloses in, through the V type filter, first filter, second filter, the storing groove that set up, when gaseous because atmospheric pressure is too high when passing through the air vent pressure release, can produce foreign matters such as garrulous pole piece, active material and electrolyte mixture and then gaseous discharge together, follow gaseous rising when the foreign matter, when V type filter, the foreign matter can filter and get off to get into the storing groove from V type filter both sides, prevent that the foreign matter from getting into in the battery once more.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;
fig. 4 is the utility model discloses limiting plate mounting structure schematic diagram.
In the figure: 1-cover plate body, 2-partition plate, 3-positive pole column, 4-negative pole column, 5-sealing ring, 6-cover cap, 7-baffle plate, 8-connecting rod, 9-sealing plate, 10-spring, 11-limiting plate, 12-connecting plate, 13-V type filtering plate, 14-first filtering plate, 15-second filtering plate, 16-ventilation shell, 17-storage tank and 18-ventilation hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a battery cover plate with one-way pressure relief protection and foreign matter separation function comprises a cover plate body 1, a partition plate 2 is fixedly connected to the inner side of the cover plate body 1, a positive pole 3 is arranged on the left side of the top end of the cover plate body 1, a negative pole 4 is arranged on the right side of the top end of the cover plate body 1, a sealing ring 5 is fixedly connected to the inner side of the top end of the cover plate body 1, a ventilation shell 16 is fixedly connected to the top end of the sealing ring 5, a cap 6 is slidably connected to the inner side of the sealing ring 5, baffle plates 7 are fixedly connected to the left end and the right end of the cap 6, a connecting rod 8 is fixedly connected to one end of the baffle plate 7, a sealing plate 9 is fixedly connected to one end of the connecting rod 8, a spring 10 is fixedly connected to the, the left side of the top end of the clapboard 2 positioned at the right side is fixedly connected with a second filter plate 15.
The first filter plate 14 and the partition plate 2 form an angle of 45 degrees, the second filter plate 15 and the partition plate 2 form an angle of 135 degrees, and the first filter plate 14 and the second filter plate 15 do not touch, so that foreign matters are sprayed out along with gas, and the foreign matters are filtered in the storage tank 17; a storage groove 17 is formed between the partition plate 2 and the cover plate body 1 for storing the separated foreign matters; the number of the baffle plates 7 is two, the two baffle plates 7 are in a symmetrical relation, and a vent hole 18 is formed in the middle of the two baffle plates 7, so that the cover cap 6 can horizontally slide; the screen openings of the V-shaped filter plate 13, the first filter plate 14 and the second filter plate 15 are 0.05mm in size, so that foreign matters are prevented from passing through the screen openings.
The working process is as follows: the utility model discloses when using, when inside atmospheric pressure is too high, gaseous 18 towards block 6 through the air vent, make block 6 upwards extrude spring 10, block 6 drives baffle 7, connecting rod 8 and closing plate 9 rebound, make gaseous entrance to a cave of seting up through 16 inboards of aeration shell go out, after the pressure release is accomplished, because pressure reduces, spring 10 bounce-back block 6, make block 6, baffle 7, connecting rod 8 and closing plate 9 rebound, thereby make block 6 plug up the air vent, in the pressure release, can produce the garrulous pole piece, active material, and foreign matter such as electrolyte mixture follows gaseous the discharge together, follow gaseous rising when the foreign matter, when V type filter 13, the foreign matter can filter down, and get into storing groove 17 from V type filter 13 both sides, prevent that the foreign matter from getting into in the battery once more.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (5)
1. The utility model provides a battery apron with one-way pressure release protection separation foreign matter, includes apron body (1), its characterized in that: the inner side of the cover plate body (1) is fixedly connected with a partition plate (2), the left side of the top end of the cover plate body (1) is provided with a positive pole (3), the right side of the top end of the cover plate body (1) is provided with a negative pole (4), the inner side of the top end of the cover plate body (1) is fixedly connected with a sealing ring (5), the top end of the sealing ring (5) is fixedly connected with an air ventilation shell (16), the inner side of the sealing ring (5) is slidably connected with a cover cap (6), the left end and the right end of the cover cap (6) are fixedly connected with baffle plates (7), one end of each baffle plate (7) is fixedly connected with a connecting rod (8), one end of each connecting rod (8) is fixedly connected with a sealing plate (9), the top end of the cover cap (6) is fixedly connected with a, connecting plate (12) bottom fixedly connected with V type filter (13), be located the left baffle (2) top right side fixedly connected with first filter (14), be located the right side baffle (2) top left side fixedly connected with second filter (15).
2. The battery cover plate with the one-way pressure relief protection function for separating foreign matters according to claim 1, is characterized in that: first filter (14) are 45 jiaos with baffle (2), second filter (15) are 135 jiaos with baffle (2), and first filter (14) do not touch with second filter (15).
3. The battery cover plate with the one-way pressure relief protection function for separating foreign matters according to claim 1, is characterized in that: a storage groove (17) is formed between the partition plate (2) and the cover plate body (1).
4. The battery cover plate with the one-way pressure relief protection function for separating foreign matters according to claim 1, is characterized in that: the number of the baffle plates (7) is two, and the two baffle plates (7) are in a symmetrical relation.
5. The battery cover plate with the one-way pressure relief protection function for separating foreign matters according to claim 1, is characterized in that: the screen openings of the V-shaped filter plate (13), the first filter plate (14) and the second filter plate (15) are 0.05mm in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021687347.5U CN212783684U (en) | 2020-08-13 | 2020-08-13 | Battery cover plate with one-way pressure relief protection and foreign matter separation functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021687347.5U CN212783684U (en) | 2020-08-13 | 2020-08-13 | Battery cover plate with one-way pressure relief protection and foreign matter separation functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212783684U true CN212783684U (en) | 2021-03-23 |
Family
ID=75053652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021687347.5U Active CN212783684U (en) | 2020-08-13 | 2020-08-13 | Battery cover plate with one-way pressure relief protection and foreign matter separation functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212783684U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113659279A (en) * | 2021-08-13 | 2021-11-16 | 蜂巢能源科技有限公司 | Explosion-proof device for battery pack and battery pack |
-
2020
- 2020-08-13 CN CN202021687347.5U patent/CN212783684U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113659279A (en) * | 2021-08-13 | 2021-11-16 | 蜂巢能源科技有限公司 | Explosion-proof device for battery pack and battery pack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A battery cover plate with one-way pressure relief protection to separate foreign objects Granted publication date: 20210323 Pledgee: Xiamen Bank Co.,Ltd. Pledgor: Anrui innovation (Xiamen) energy Co.,Ltd. Registration number: Y2024980018511 |