CN220439780U - Explosion-proof lithium battery - Google Patents
Explosion-proof lithium battery Download PDFInfo
- Publication number
- CN220439780U CN220439780U CN202322028381.1U CN202322028381U CN220439780U CN 220439780 U CN220439780 U CN 220439780U CN 202322028381 U CN202322028381 U CN 202322028381U CN 220439780 U CN220439780 U CN 220439780U
- Authority
- CN
- China
- Prior art keywords
- explosion
- sleeve
- plate
- proof
- lithium battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 22
- 238000001125 extrusion Methods 0.000 claims abstract description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 4
- 239000010949 copper Substances 0.000 claims abstract description 4
- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 239000011094 fiberboard Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 239000002991 molded plastic Substances 0.000 claims description 2
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000009423 ventilation Methods 0.000 abstract description 20
- 238000004880 explosion Methods 0.000 abstract description 13
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses an explosion-proof lithium battery, which comprises a soft battery, a fixing frame and an outer casing, wherein the fixing frame comprises an extrusion plate and a bolt rod, the inner side surface of the extrusion plate is provided with supporting columns distributed in a matrix, the outer casing comprises a sleeve with two open ends and a blocking plate at two ends, the soft battery is integrally plugged into the sleeve after being installed in the fixing frame, the outer side surface of the extrusion plate is filled with explosion-proof mud to the openings at the two ends of the sleeve, the blocking plates at the two ends of the sleeve are embedded with a cooling fan at the bottom of the sleeve, the bottom wall of the sleeve above the cooling fan is an upper convex arc wall, the middle position of the top of the sleeve is provided with ventilation holes, and the ventilation cover plate is provided with lugs connected with copper bars. According to the utility model, air blown out by the cooling fan flows into the fixing frame from the upward convex cambered surface wall to take away heat emitted by the battery, and is taken to the outside from the ventilation cover plate to dissipate heat, when explosion occurs, the sleeve is firm, only two sides are easy to open, explosion-proof mud plays a buffering role, and damage caused by the explosion is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to an explosion-proof lithium battery.
Background
In the long-time use process of the lithium battery, the possibility of circuit aging and short circuit can be met, when the temperature in the lithium battery suddenly rises, the possibility of explosion is very easy to occur, and the impact force generated by explosion is weakened by the existing lithium battery without good buffering measures when the lithium battery explodes. Some explosion-proof lithium batteries design explosion-proof frame in order to cushion the damage that the explosion brought, but its structure is complicated, still designs buffer structure, and buffer structure that long-time disuse sometimes can not play the cushioning effect when the explosion, and in addition, under the structure complicacy, the radiating effect often is not good. Therefore, an explosion-proof lithium battery with a simple explosion-proof structure and good heat dissipation effect is needed.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, an object of the present utility model is to provide an explosion-proof lithium battery, which solves the problems of complex explosion-proof structure, poor heat dissipation effect, etc. in the prior art.
The utility model provides an explosion-proof lithium battery, which comprises a soft battery, a fixing frame and an outer casing, wherein the fixing frame comprises two extrusion plates which are bilaterally symmetrical and bolt rods for connecting the two extrusion plates, the inner sides of the extrusion plates are provided with supporting columns which are distributed in a matrix, each supporting column on the inner side of each extrusion plate is supported on the side wall of the soft battery, four corners of each extrusion plate penetrate through one bolt rod, a first nut is screwed on the outer side surface of each extrusion plate on each bolt rod to fix the two extrusion plates, the outer casing comprises a sleeve with two open ends and a blocking plate at the two ends, the soft battery is integrally plugged into the sleeve after being installed with the fixing frame, explosion-proof mud is filled at the openings at the two ends of the sleeve, the blocking plates are fixed on the sleeve by the first bolts at the two ends of the sleeve, a cooling fan is embedded in the bottom of the sleeve, the bottom wall of the sleeve is an upper convex arc wall, a plurality of small holes are formed in the upper convex arc wall, ventilation holes are formed in the middle position of the sleeve top, ventilation holes are formed in the middle position of the sleeve, and a ventilation cover plate is connected to a ventilation plate through a ventilation hole and is arranged on the ventilation hole and is connected with a ventilation plate.
In some embodiments of the present utility model, the inner bottom wall of the sleeve is provided with concave arc walls at two sides of the upper convex arc wall, and the concave arc wall extends to the lower part of the explosion-proof mud outside the extrusion plate.
In other embodiments of the present utility model, the space between the two sides of one of the extrusion plates and the two sides of the other extrusion plate is filled with side sheet type explosion proof mud which is not in contact with the soft battery and is flush with the sides of the extrusion plates.
In other embodiments of the utility model, the compression plate and the abutment post thereon are integrally injection molded plastic fiberboard.
In other embodiments of the utility model, the outer envelope is made of stainless steel metal.
In other embodiments of the utility model, the breathable cover panel is a heat resistant, insulating plastic panel.
According to the utility model, the soft battery is fixed and suspended by the fixing frame, air flows in the fixing frame, air blown out by the cooling fan flows into the fixing frame from the upward convex cambered surface wall to take away heat emitted by the battery, and the air is taken to the outside from the ventilation cover plate to dissipate heat, so that when explosion occurs, only two sides of the sleeve are firm and are easy to explode, but explosion-proof mud plays a role in buffering, and damage caused by the explosion is greatly reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic view of a vertical cross-section structure of an explosion-proof lithium battery according to the present utility model.
Fig. 2 is a cross-sectional top view of an explosion-proof lithium battery according to the present utility model.
Fig. 3 is a schematic structural view of a sleeve according to the present utility model.
Fig. 4 is a schematic view of the inner bottom wall structure of the sleeve according to the present utility model.
In the figure: 1. a sleeve; 11. ventilation holes; 12. a heat radiation fan; 13. an upper convex arc wall; 14. a concave arc wall; 2. a breathable cover plate; 21. the electrode lugs are connected with the copper bars; 22. a second bolt; 3. a soft battery; 4. an extrusion plate; 41. abutting the column; 5. a bolt rod; 51. a first nut; 6. explosion-proof mud; 61. side sheet type explosion-proof mud; 7. a closure plate; 71. a first bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
Referring to fig. 1-4, an explosion-proof lithium battery comprises a soft battery 3, a fixing frame and an outer casing, wherein the fixing frame comprises two extrusion plates 4 which are bilaterally symmetrical and a bolt rod 5 which is connected with the two extrusion plates 4, the inner side surfaces of the extrusion plates 4 are provided with supporting columns 41 which are distributed in a matrix, each supporting column 41 which is arranged on the inner side of the extrusion plate 4 is supported on the side wall of the soft battery 3, the two supporting columns are respectively penetrated by a bolt rod 5, a first nut 51 is screwed on the outer side surface of the extrusion plate 4 on the bolt rod 5 to fix the two extrusion plates 4, the outer casing comprises a sleeve 1 with two open ends and a blocking plate 7 at the two ends, the soft battery 3 is integrally plugged into the sleeve 1 after being installed with the fixing frame, the two end blocking plates 7 of the sleeve 1 are fixed on the sleeve 1 by the first bolts 71, a fan 12 is embedded in the bottom of the sleeve 1, the bottom wall of the sleeve is a convex wall above the fan 12, a plurality of ventilation holes are formed in the bottom wall 13, a plurality of ventilation holes are formed in the sleeve 1, and ventilation holes are formed in the top of the ventilation holes 11 and are formed in the ventilation holes 11 and are connected with the ventilation holes 11.
The soft battery 3 has better heat dissipation, but does not have explosion protection, the side wall is required to be fixedly installed, the soft battery 3 is fixed by utilizing a fixing frame and then plugged into the sleeve 1, the outer side of the extruding plate 4 is blocked to the port position of the sleeve 1 by explosion-proof mud, the explosion-proof mud is similar to plasticine, and a proper amount of adhesive glue is added into the soil for shaping. And then the two end ports are plugged by a plugging plate 7.
The heat radiation fan supplies power to the heat radiation fan 12 through a power supply circuit arranged at the position of the lug connecting copper bar 21 outside the sleeve.
The inner bottom wall of the sleeve 1 is provided with concave arc walls 14 at two sides of the upper convex arc wall 13, and the concave arc walls 14 extend to the lower part of the explosion-proof mud 6 outside the extrusion plate 4.
If leakage liquid can drop onto the inner bottom wall of the sleeve 1, the liquid can be blown out by the cooling fan, and the liquid can not be accumulated on the upper convex arc wall 13, and can flow into the concave arc wall 14 to be contacted with the explosion-proof mud, and be absorbed (in a small amount) by the explosion-proof mud, if the fan does not work, the hole diameter of the ventilation small hole 131 is smaller, the leakage liquid has viscosity, can not leak from the ventilation small hole 131, can be accumulated at the small hole, and when the fan works, the leakage liquid can be blown away to two sides.
The space between the two sides of one extrusion plate 4 and the two sides of the other extrusion plate 4 is filled with side sheet type explosion-proof mud 61, and the side sheet type explosion-proof mud 61 is not contacted with the soft battery 3 and is flush with the side of the extrusion plate 4.
The side is added with a layer of thin explosion-proof mud (after solidification), and is blocked at the side, when in explosion, acid liquid in the battery can be sprayed on the explosion-proof mud, the explosion-proof mud has a buffering effect, and the side wall of the sleeve is thicker, so that the explosion-proof effect can be achieved.
The extrusion plate 4 and the supporting column 41 thereon are integrally injection molded into a plastic fiber board. When explosion, the explosion can be carried out, and the explosion-proof mud is utilized to play an explosion-proof role.
The outer cladding is made of stainless steel metal. Is not easy to be fried, and has good protection performance.
The breathable cover plate 2 is a heat-resistant insulating plastic plate. Insulation and resistance to the action of the emitted hot air.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. An explosion-proof lithium battery, characterized in that: including soft battery (3), mount and outer cover, the mount includes two stripper plates (4) of bilateral symmetry and connects bolt pole (5) of two stripper plates (4), stripper plate (4) medial surface is equipped with in matrix distribution support post (41), every stripper plate (4) inboard support post (41) support on soft battery (3) lateral wall, two four turning of stripper plate (4) all run through a bolt pole (5), bolt pole (5) are gone up to have a first nut (51) in order to fix two stripper plates (4) in stripper plate (4) lateral surface soon, outer cover includes sleeve (1) of both ends open-ended and closure plate (7) of both ends, in sleeve (1) are wholly plugged into after soft battery (3) installation mount stripper plate (4) lateral surface fills explosion-proof mud (6) to sleeve (1) both ends opening part both ends shutoff plate (7) and with first bolt (71) with on sleeve (1) are fixed on cambered surface (1) with protruding wall (13) on protruding wall (13) bottom wall on protruding fan (13), the novel solar cell is characterized in that an air vent (11) is formed in the middle of the top of the sleeve (1), an air vent cover plate (2) is arranged on the air vent (11), the air vent cover plate (2) is fixed on the sleeve (1) through a second bolt (22), and a lug connection copper bar (21) is arranged on the air vent cover plate (2).
2. An explosion-proof lithium battery according to claim 1, wherein: the inner bottom wall of the sleeve (1) is provided with concave cambered surface walls (14) at two sides of the upward-convex cambered surface wall (13), and the concave cambered surface walls (14) extend to the lower part of the explosion-proof mud (6) at the outer side of the extrusion plate (4).
3. An explosion-proof lithium battery according to claim 1, wherein: the space between two sides of one extrusion plate (4) and two sides of the other extrusion plate (4) is filled with side sheet type explosion-proof mud (61), and the side sheet type explosion-proof mud (61) is not contacted with the soft battery (3) and is flush with the side of the extrusion plate (4).
4. An explosion-proof lithium battery according to claim 1, wherein: the extruding plate (4) and the supporting column (41) on the extruding plate are integrally injection-molded plastic fiber boards.
5. An explosion-proof lithium battery according to claim 1, wherein: the outer cladding is made of stainless steel metal.
6. An explosion-proof lithium battery according to claim 1, wherein: the breathable cover plate (2) is a heat-resistant insulating plastic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322028381.1U CN220439780U (en) | 2023-07-28 | 2023-07-28 | Explosion-proof lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322028381.1U CN220439780U (en) | 2023-07-28 | 2023-07-28 | Explosion-proof lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220439780U true CN220439780U (en) | 2024-02-02 |
Family
ID=89696935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322028381.1U Active CN220439780U (en) | 2023-07-28 | 2023-07-28 | Explosion-proof lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220439780U (en) |
-
2023
- 2023-07-28 CN CN202322028381.1U patent/CN220439780U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |