CN219873898U - Insulating radiating battery cover plate assembly - Google Patents
Insulating radiating battery cover plate assembly Download PDFInfo
- Publication number
- CN219873898U CN219873898U CN202321303278.7U CN202321303278U CN219873898U CN 219873898 U CN219873898 U CN 219873898U CN 202321303278 U CN202321303278 U CN 202321303278U CN 219873898 U CN219873898 U CN 219873898U
- Authority
- CN
- China
- Prior art keywords
- battery cover
- explosion
- rubber coating
- bottom plate
- cover plate
- 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.)
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Links
- 238000010073 coating (rubber) Methods 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 238000004880 explosion Methods 0.000 claims abstract description 20
- 238000005538 encapsulation Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 10
- 230000017525 heat dissipation Effects 0.000 abstract description 7
- 239000003792 electrolyte Substances 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000009172 bursting Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005422 blasting Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention 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 relates to an insulating heat-dissipating battery cover plate assembly, which comprises a bottom plate, wherein the top of the bottom plate is respectively provided with a negative electrode and a positive electrode, the center of the top of the bottom plate is provided with an explosion-proof assembly, the negative electrode and the positive electrode respectively comprise bottom rubber coating parts, and the top of the bottom plate is fixedly provided with two bottom rubber coating parts. According to the insulating heat-dissipation battery cover plate assembly, the explosion detection piece and the patch are arranged, the explosion detection piece is arranged in the explosion-proof hole, and the pressure value in the battery cover plate can be timely observed through the explosion detection piece, so that the pressure value in the battery is rapidly obtained in real time, and the safety of the battery cover plate is improved; the sealing element is arranged at the bottom of the pole, and the pole is sealed by the sealing element, so that the effects of sealing insulation and preventing electrolyte leakage are achieved; through setting up the constant head tank, can make the inside at the constant head tank of end rubber coating portion fixed mounting.
Description
Technical Field
The utility model relates to the technical field of battery cover plate assemblies, in particular to an insulating heat-dissipating battery cover plate assembly.
Background
The lithium battery cover plate is used as an important accessory in the lithium ion battery, can isolate the internal environment and the external environment after being welded with the aluminum shell to play a sealing role, can also be connected with an internal circuit and an external circuit, and can convey the internal current of the battery to the outside through the top cover pole to play a role in diversion.
The battery cover plate of the lithium battery is generally provided with a bursting detection part, when the pressure value inside the battery is overlarge, the bursting detection part can damage the sealing environment inside the battery to release the pressure inside the battery, but the bursting detection part is arranged to be required to be subjected to a bursting test to test the pressure value inside the battery, when the battery is in shipment and use, the pressure value inside the battery cannot be acquired in real time, so that the pressure condition inside the battery cannot be acquired in time, the potential safety hazard existing in the battery cannot be timely stopped, and the insulating heat dissipation battery cover plate assembly is provided to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an insulating heat-dissipating battery cover plate assembly which has the advantages of timely acquiring the pressure value inside a battery and the like, and solves the problem that the pressure value inside the battery cannot be timely acquired when the pressure value inside the battery is overlarge, so that the pressure condition inside the battery cannot be timely acquired.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the battery cover plate assembly comprises a bottom plate, wherein the top of the bottom plate is respectively provided with a negative electrode and a positive electrode, and an explosion-proof assembly is arranged at the center of the top of the bottom plate;
the negative electrode and the positive electrode respectively comprise bottom rubber coating parts, two bottom rubber coating parts are fixedly arranged at the top of the bottom plate, sealing elements are fixedly arranged in the two bottom rubber coating parts, a negative electrode column is arranged in the sealing element on the left side, a positive electrode column is arranged in the sealing element on the right side, outer gaskets are arranged at the tops of the negative electrode column and the positive electrode column, and top rubber coating parts are arranged at the tops of the two outer gaskets;
the explosion-proof assembly comprises a connecting plate, wherein the top of the bottom plate is provided with the connecting plate, the inside of the connecting plate is fixedly provided with a blasting detection piece, and the top of the blasting detection piece is provided with a patch.
Preferably, an insulating heat conducting plate is fixedly arranged at the bottom of the bottom plate.
Preferably, explosion-proof holes are formed in the connecting plate, and explosion detection pieces and patches are mounted in the explosion-proof holes.
Preferably, both the top encapsulation portions are matched with the bottom encapsulation portions, and the two top encapsulation portions are respectively positioned at the top of the positive electrode and the top of the negative electrode.
Preferably, the two seals are smaller in size than the base encapsulation and the two outer gaskets are larger in size than the negative electrode stem.
Preferably, the positioning grooves matched with the two bottom rubber coating parts are formed in the bottom plate, and the bottom rubber coating parts are fixedly arranged in the two positioning grooves.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
1. according to the insulating heat-dissipation battery cover plate assembly, the explosion detection piece and the patch are arranged, the explosion detection piece is arranged in the explosion-proof hole, and the pressure value in the battery cover plate can be timely observed through the explosion detection piece, so that the pressure value in the battery is rapidly obtained in real time, and the safety of the battery cover plate is improved; the sealing element is arranged at the bottom of the pole, and the pole is sealed by the sealing element, so that the effects of sealing insulation and preventing electrolyte leakage are achieved; through setting up the constant head tank, can make end rubber coating portion fixed mounting in the inside of constant head tank, play limiting displacement to end rubber coating portion, the stopping effect is good.
2. This insulating radiating battery cover plate subassembly through setting up insulating heat-conducting plate, installs insulating heat-conducting plate in the bottom of bottom plate, can make this battery cover plate have the radiating effect through the design of insulating heat-conducting plate, can produce the heat when battery cover plate uses for a long time, and insulating heat-conducting plate has relatively better radiating effect, can effectually solve the too high problem of equipment during operation temperature.
Drawings
FIG. 1 is a perspective view of the structure of the present utility model;
FIG. 2 is an exploded view of the structure of the present utility model;
FIG. 3 is a top view of the structure of the present utility model;
fig. 4 is an enlarged view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a bottom plate; 101. an insulating heat-conducting plate; 2. a negative electrode; 201. a bottom rubber coating portion; 202. a seal; 203. a negative electrode column; 204. an outer gasket; 205. a top encapsulation; 3. a positive electrode; 303. a positive electrode post; 4. an explosion-proof assembly; 401. a connecting plate; 402. a blasting detection member; 403. and (5) a patch.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an insulating heat dissipation battery cover plate assembly in this embodiment includes a bottom plate 1, a negative electrode 2 and a positive electrode 3 are respectively disposed at the top of the bottom plate 1, an explosion-proof assembly 4 is disposed at the center of the top of the bottom plate 1, the positive electrode 3, the negative electrode 2 and the explosion-proof assembly 4 are disposed to form a battery cover plate, and the battery cover plate is an important accessory in a battery, can isolate an internal environment and an external environment after being welded with an aluminum shell to play a sealing role, and can also connect the internal circuit and the external circuit to convey internal current of the battery to the outside through a top cap pole to play a diversion role; the battery cover plate component has the main functions of reducing overcurrent and the probability of fusing the overturning piece, so that the risk of fire and explosion of the power battery can be well reduced.
The negative electrode 2 and the positive electrode 3 respectively comprise a bottom rubber coating part 201, the bottom rubber coating parts 201 with the number being two are fixedly arranged at the top of the bottom plate 1, sealing elements 202 are fixedly arranged in the two bottom rubber coating parts 201, a negative electrode column 203 is arranged in the left sealing element 202, a positive electrode column 303 is arranged in the right sealing element 202, outer gaskets 204 are arranged at the tops of the negative electrode column 203 and the positive electrode column 303, top rubber coating parts 205 are arranged at the tops of the two outer gaskets 204, and the connection between the electrode column and the bottom plate 1 can be realized through the fixed connection among the bottom rubber coating parts 201, the sealing elements 202, the positive electrode column, the outer gaskets 204, the top rubber coating parts 205 and the like, the overall height of the electrode column can be reduced, the overall energy density of the battery core can be effectively improved, and the electrode column can be sealed through the cooperation among the arranged sealing elements 202, the outer gaskets 204, the bottom rubber coating parts 201 and the top rubber coating parts 205, so as to play a role in sealing insulation and preventing electrolyte leakage.
Explosion-proof subassembly 4 includes connecting plate 401, and connecting plate 401 is installed at the top of bottom plate 1, and the inside fixed mounting of connecting plate 401 has explosion detection spare 402, and the paster 403 is installed at the top of explosion detection spare 402, through setting up the design of explosion detection spare 402 and paster 403, and explosion detection spare 402 installs in the inside in explosion-proof hole, can be timely observe the inside pressure value of battery cover through explosion detection spare 402 to acquire the inside pressure value of battery in real time fast, improve the security of battery cover.
The bottom of the bottom plate 1 is fixedly provided with the insulating heat-conducting plate 101, the battery cover plate can have a heat dissipation effect through the design of the insulating heat-conducting plate 101, heat can be generated when the battery cover plate is used for a long time, the insulating heat-conducting plate 101 has a relatively good heat dissipation effect, the problem of overhigh temperature during the operation of equipment can be effectively solved, and the insulating heat-conducting plate 101 has excellent tearing resistance and good heat conduction performance and is suitable for use in electrical equipment.
In summary, according to the insulating heat dissipation battery cover plate assembly, due to the design of the explosion detection piece 402 and the patch 403, the explosion detection piece 402 is installed in the explosion prevention hole, and the pressure value in the battery cover plate can be timely observed through the explosion detection piece 402, so that the pressure value in the battery is rapidly obtained in real time, and the safety of the battery cover plate is improved; by arranging the sealing element 202, and the sealing element 202 is positioned at the bottom of the pole, the pole is sealed by the sealing element 202, so that the functions of sealing insulation and preventing electrolyte leakage are achieved; through setting up the constant head tank, can make end rubber coating portion 201 fixed mounting in the inside of constant head tank, play limiting displacement to end rubber coating portion 201, the stopping effect is good.
And through setting up insulating heat-conducting plate 101, install insulating heat-conducting plate 101 in the bottom of bottom plate 1, can make this battery cover board have the radiating effect through the design of insulating heat-conducting plate 101, can produce heat when the battery cover board uses for a long time, and insulating heat-conducting plate 101 has relatively better radiating effect, can effectually solve the too high problem of equipment during operation temperature.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An insulating radiating battery cover plate assembly, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is respectively provided with a negative electrode (2) and a positive electrode (3), and an explosion-proof assembly (4) is arranged at the center of the top of the bottom plate (1);
the negative electrode (2) and the positive electrode (3) respectively comprise bottom rubber coating parts (201), two bottom rubber coating parts (201) are fixedly arranged at the top of the bottom plate (1), sealing pieces (202) are fixedly arranged in the two bottom rubber coating parts (201), a negative electrode column (203) is arranged in the sealing piece (202) on the left side, a positive electrode column (303) is arranged in the sealing piece (202) on the right side, outer gaskets (204) are arranged at the tops of the negative electrode column (203) and the positive electrode column (303), and a top rubber coating part (205) is arranged at the top of each outer gasket (204);
the explosion-proof assembly (4) comprises a connecting plate (401), the connecting plate (401) is installed at the top of the bottom plate (1), an explosion detection piece (402) is fixedly installed in the connecting plate (401), and a patch (403) is installed at the top of the explosion detection piece (402).
2. The insulating and heat dissipating battery cover assembly of claim 1, wherein: an insulating heat-conducting plate (101) is fixedly arranged at the bottom of the bottom plate (1).
3. The insulating and heat dissipating battery cover assembly of claim 1, wherein: explosion-proof holes are formed in the connecting plate (401), and explosion detection pieces (402) and patches (403) are mounted in the explosion-proof holes.
4. The insulating and heat dissipating battery cover assembly of claim 1, wherein: both the top encapsulation parts (205) are matched with the bottom encapsulation parts (201), and the two top encapsulation parts (205) are respectively positioned at the top parts of the positive electrode (3) and the negative electrode (2).
5. The insulating and heat dissipating battery cover assembly of claim 1, wherein: the two seals (202) are smaller in size than the bottom encapsulation (201), and the two outer gaskets (204) are larger in size than the negative electrode post (203).
6. The insulating and heat dissipating battery cover assembly of claim 1, wherein: positioning grooves matched with the two bottom rubber coating parts (201) are formed in the bottom plate (1), and the bottom rubber coating parts (201) are fixedly arranged in the two positioning grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321303278.7U CN219873898U (en) | 2023-05-26 | 2023-05-26 | Insulating radiating battery cover plate assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321303278.7U CN219873898U (en) | 2023-05-26 | 2023-05-26 | Insulating radiating battery cover plate assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219873898U true CN219873898U (en) | 2023-10-20 |
Family
ID=88345678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321303278.7U Active CN219873898U (en) | 2023-05-26 | 2023-05-26 | Insulating radiating battery cover plate assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219873898U (en) |
-
2023
- 2023-05-26 CN CN202321303278.7U patent/CN219873898U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |