CN211428262U - Copper-aluminum composite pole cover plate - Google Patents
Copper-aluminum composite pole cover plate Download PDFInfo
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- CN211428262U CN211428262U CN201922420059.7U CN201922420059U CN211428262U CN 211428262 U CN211428262 U CN 211428262U CN 201922420059 U CN201922420059 U CN 201922420059U CN 211428262 U CN211428262 U CN 211428262U
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- pole
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- aluminum
- pressing block
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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
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a compound utmost point post apron of copper aluminium, include: briquetting, negative pole go up briquetting, briquetting on the negative pole, anodal briquetting insulating washer, briquetting insulating washer on the negative pole, positive sealing member, negative pole sealing member, anodal location pottery, negative pole location pottery, anodal utmost point post, negative pole utmost point post, anodal connection piece and negative pole connection piece on the positive pole, briquetting sets up respectively at the upside both ends of panel aluminium pig on briquetting and the negative pole on the positive pole, briquetting insulating washer sets up on panel aluminium pig and anodal between the briquetting, briquetting insulating washer sets up on the negative pole on panel aluminium pig and negative pole between the briquetting. In this way, the utility model provides a compound utmost point post apron of copper aluminium, simple structure, convenient to use through setting up anodal location pottery and negative pole location pottery between panel aluminium pig and anodal utmost point post and the negative pole utmost point post, when having the insulating effect, hardness also improves to torsion improves.
Description
Technical Field
The utility model relates to a battery cover plate technical field especially relates to a compound utmost point post apron of copper aluminium.
Background
The lithium battery has the advantages of high voltage, long service life, high energy density, portability and the like, the application field of the lithium battery is continuously enlarged, but the safety performance of the lithium battery is poorer than that of other secondary batteries, when the power lithium battery is overcharged, the materials such as the internal electrolyte and the like can be cracked to generate gas, so that the battery shell is expanded and broken, oxygen enters to react with lithium ions accumulated on the surface of a negative electrode, and then the explosion occurs. The existing cover plate for the lithium battery shell is complex in structure and inconvenient to use, the panel aluminum block often plays an insulating effect between the anode pole and the cathode pole by arranging plastic, but the hardness of the plastic is not enough, so that the plastic needs to be replaced by ceramic, and the aluminum block has a good insulating effect and high hardness.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a compound utmost point post apron of copper aluminium to solve the problem that proposes in the background art.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a compound utmost point post apron of copper aluminium, includes: the anode sealing piece is sleeved on the anode pole, the anode sealing piece penetrates through the panel aluminum block, the cathode sealing piece is sleeved on the cathode pole, the cathode sealing piece penetrates through the panel aluminum block, the panel aluminum block is connected with the anode through the anode positioning ceramic, the panel aluminum block is connected with the cathode pole through cathode positioning ceramic, the anode connecting piece is welded on the lower surface of the anode pole in a laser mode, the cathode connecting piece is welded on the lower surface of the cathode pole in a laser mode, and the lower surface of the panel aluminum block is provided with an insulating support.
In a preferred embodiment of the present invention, the panel aluminum block is provided with a first mounting groove for mounting the positive positioning ceramic, the positive electrode post is provided with a second mounting groove for mounting the positive positioning ceramic, the panel aluminum block is provided with a third mounting groove for mounting the negative positioning ceramic, and the negative electrode post is provided with a fourth mounting groove for mounting the negative positioning ceramic.
In a preferred embodiment of the present invention, the positive electrode pole is an all-aluminum pole, the positive electrode pole sequentially passes through the positive sealing member, the insulating spacer of the positive electrode upper pressing block and is connected to the positive electrode upper pressing block, the upper end of the positive electrode pole is connected to the positive electrode upper pressing block through laser welding, and the upper end of the positive electrode pole is higher than the surface of the positive electrode upper pressing block.
In a preferred embodiment of the present invention, the negative electrode post is a copper-aluminum composite post, the negative electrode post sequentially passes through a negative electrode sealing member, a negative electrode upper pressing block insulating spacer and a negative electrode upper pressing block, the upper end of the negative electrode post and the negative electrode upper pressing block are connected by laser welding, and the upper end of the negative electrode post is higher than the surface of the negative electrode upper pressing block.
In a preferred embodiment of the present invention, the negative electrode upper pressure block includes: the extension face is integrally formed with the main body face.
In a preferred embodiment of the present invention, the material of the positive electrode upper pressing block and the negative electrode upper pressing block is aluminum.
In a preferred embodiment of the present invention, the material of the positive electrode upper pressing block insulating spacer and the negative electrode upper pressing block insulating spacer is black PP material.
In a preferred embodiment of the present invention, the positive connecting sheet is an aluminum sheet and is provided with 2 layers, and the negative connecting sheet is a red copper nickel-plating sheet and is provided with 2 layers.
In a preferred embodiment of the present invention, an explosion-proof membrane is disposed in the middle of the panel aluminum block, and an explosion-proof membrane film is attached on the explosion-proof membrane.
In a preferred embodiment of the present invention, a liquid injection hole is formed on one side of the panel aluminum block.
The utility model has the advantages that: the utility model discloses a compound utmost point post apron of copper aluminium, simple structure, convenient to use through setting up anodal location pottery and negative pole location pottery between panel aluminium piece and anodal utmost point post and the negative pole utmost point post, when having the insulating effect, hardness also improves to torsion improves.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a front view of a copper-aluminum composite post cover plate of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a bottom view of FIG. 1;
fig. 4 is an exploded view of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention includes:
a copper-aluminum composite pole cover plate comprises: the panel aluminum block 1, the positive pole upper pressing block 2, the negative pole upper pressing block 3, the positive pole upper pressing block insulating gasket 4, the negative pole upper pressing block insulating gasket 5, the positive pole sealing piece 6, the negative pole sealing piece 7, the positive pole positioning ceramic 8, the negative pole positioning ceramic 9, the positive pole post 10, the negative pole post 11, the positive pole connecting piece 12 and the negative pole connecting piece 13.
Briquetting 2 on the positive pole and briquetting 3 on the negative pole set up respectively at the upside both ends of panel aluminium pig 1, briquetting insulating gasket 4 sets up between panel aluminium pig 1 and briquetting 2 on the positive pole, briquetting insulating gasket 5 sets up between briquetting 3 on panel aluminium pig 1 and the negative pole on the negative pole.
Anodal utmost point post 10 and negative terminal post 11 are the boss structure, 6 covers of anodal sealing member are established on anodal utmost point post 10, and anodal sealing member 6 runs through panel aluminium pig 1 setting, 7 covers of negative electrode sealing member are established on negative terminal post 11, and negative electrode sealing member 7 runs through panel aluminium pig 1 setting.
Be connected through anodal location pottery 8 between panel aluminium pig 1 and the anodal utmost point post 10, be provided with the first mounting groove 14 that supplies anodal location pottery 8 to install on the panel aluminium pig 1, be provided with the second mounting groove 15 that supplies anodal location pottery 8 to install on the anodal utmost point post 10.
Be connected through negative pole location pottery 9 between panel aluminium pig 1 and the negative pole post 11, be provided with the third mounting groove 16 that supplies negative pole location pottery 9 to install on the panel aluminium pig 1, be provided with the fourth mounting groove 17 that supplies negative pole location pottery 9 to install on the negative pole post 11.
The laser welding of the positive connecting piece 12 is carried out on the lower surface of the positive pole post 10, the laser welding of the negative connecting piece 13 is carried out on the lower surface of the negative pole post 11, and the laser welding strips 18 are formed on the surfaces of the positive connecting piece 12 and the negative connecting piece 13.
The lower surface of the panel aluminum block 1 is provided with an insulating support 19, and the insulating support 19 is made of a high-performance black PP material.
Anodal utmost point post 10 is full aluminium utmost point post, anodal utmost point post 10 passes anodal sealing member 6, anodal briquetting insulating pad 4 in proper order and anodal briquetting 2 is connected, be connected through laser welding between briquetting 2 on the upper end of anodal utmost point post 10 and the anodal, anodal briquetting 2 surface on the upper end of anodal utmost point post 10 exceeds, convenient and electric core series connection.
The negative pole post 11 is a copper-aluminum composite pole post, the negative pole post 11 sequentially passes through the negative sealing member 7, the negative pole upper pressing block insulating gasket 5 and the negative pole upper pressing block 3 to be connected, the upper end of the negative pole post 11 and the negative pole upper pressing block 3 are connected through laser welding, the upper end of the negative pole post 11 is higher than the surface of the negative pole upper pressing block 3, and the connection with the battery core is convenient.
The negative electrode upper compact 3 includes: the main body surface 31 and the extension surface 32 are integrally formed, and the contact area of connection during formation is increased by arranging the extension surface 32.
The positive pole upper pressing block 2 and the negative pole upper pressing block 3 are made of aluminum.
The material of the anode upper pressing block insulating spacer 4 and the material of the cathode upper pressing block insulating spacer 5 are both black PP materials.
The anode connecting sheet 12 is an aluminum sheet and is provided with 2 layers, and the cathode connecting sheet 13 is a red copper nickel-plated sheet and is provided with 2 layers.
The explosion-proof membrane 20 is arranged in the middle of the panel aluminum block 1, the explosion-proof membrane sticking membrane 21 is stuck above the explosion-proof membrane 20, the explosion-proof membrane sticking membrane has good explosion-proof performance and high safety, and the explosion phenomenon caused by over-charging of the lithium battery can be avoided.
A liquid injection hole 22 is formed in one side of the panel aluminum block 1 and is mainly used for injecting electrolyte of a lithium battery.
To sum up, the utility model discloses a compound utmost point post apron of copper aluminium, simple structure, convenient to use through setting up anodal location pottery and negative pole location pottery between panel aluminium pig and anodal utmost point post and the negative pole utmost point post, when having the insulating effect, hardness also improves to torsion improves.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a compound utmost point post apron of copper aluminium which characterized in that includes: the anode sealing piece is sleeved on the anode pole, the anode sealing piece penetrates through the panel aluminum block, the cathode sealing piece is sleeved on the cathode pole, the cathode sealing piece penetrates through the panel aluminum block, the panel aluminum block is connected with the anode through the anode positioning ceramic, the panel aluminum block is connected with the cathode pole through cathode positioning ceramic, the anode connecting piece is welded on the lower surface of the anode pole in a laser mode, the cathode connecting piece is welded on the lower surface of the cathode pole in a laser mode, and the lower surface of the panel aluminum block is provided with an insulating support.
2. The copper-aluminum composite pole cover plate according to claim 1, wherein the panel aluminum block is provided with a first mounting groove for mounting the anode positioning ceramic, the anode pole is provided with a second mounting groove for mounting the anode positioning ceramic, the panel aluminum block is provided with a third mounting groove for mounting the cathode positioning ceramic, and the cathode pole is provided with a fourth mounting groove for mounting the cathode positioning ceramic.
3. The copper-aluminum composite pole cover plate according to claim 1, wherein the positive pole is a full aluminum pole, the positive pole sequentially passes through a positive sealing element and a positive upper pressing block insulating gasket to be connected with a positive upper pressing block, the upper end of the positive pole is connected with the positive upper pressing block through laser welding, and the upper end of the positive pole is higher than the surface of the positive upper pressing block.
4. The copper-aluminum composite post cover plate according to claim 1, wherein the negative post is a copper-aluminum composite post, the negative post sequentially passes through a negative sealing member and a negative upper pressing block insulating gasket to be connected with a negative upper pressing block, the upper end of the negative post is connected with the negative upper pressing block through laser welding, and the upper end of the negative post is higher than the surface of the negative upper pressing block.
5. The copper-aluminum composite post cover plate according to claim 1, wherein the negative pole upper pressing block comprises: the extension face is integrally formed with the main body face.
6. The copper-aluminum composite pole cover plate according to claim 1, wherein the material of the positive electrode pressing block and the negative electrode pressing block is aluminum.
7. The copper-aluminum composite pole cover plate according to claim 1, wherein the materials of the anode upper pressing block insulating spacer and the cathode upper pressing block insulating spacer are black PP materials.
8. The copper-aluminum composite post cover plate according to claim 1, wherein the positive connecting sheet is an aluminum sheet provided with 2 layers, and the negative connecting sheet is a red copper nickel-plated sheet provided with 2 layers.
9. The copper-aluminum composite pole cover plate according to claim 1, wherein an explosion-proof film is arranged in the middle of the panel aluminum block, and an explosion-proof film pasting film is pasted above the explosion-proof film.
10. The copper-aluminum composite post cover plate according to claim 1, wherein a liquid injection hole is formed at one side of the panel aluminum block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922420059.7U CN211428262U (en) | 2019-12-30 | 2019-12-30 | Copper-aluminum composite pole cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922420059.7U CN211428262U (en) | 2019-12-30 | 2019-12-30 | Copper-aluminum composite pole cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211428262U true CN211428262U (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922420059.7U Active CN211428262U (en) | 2019-12-30 | 2019-12-30 | Copper-aluminum composite pole cover plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114204100A (en) * | 2021-12-10 | 2022-03-18 | 合肥力翔电池科技有限责任公司 | Lithium ion battery composite pole cover plate and assembling equipment thereof |
| CN114597556A (en) * | 2022-03-07 | 2022-06-07 | 溧阳中科海钠科技有限责任公司 | Sodium ion electricity core aluminum hull apron |
-
2019
- 2019-12-30 CN CN201922420059.7U patent/CN211428262U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114204100A (en) * | 2021-12-10 | 2022-03-18 | 合肥力翔电池科技有限责任公司 | Lithium ion battery composite pole cover plate and assembling equipment thereof |
| CN114204100B (en) * | 2021-12-10 | 2023-08-22 | 合肥力翔电池科技有限责任公司 | Lithium ion battery composite pole cover plate and assembly equipment thereof |
| CN114597556A (en) * | 2022-03-07 | 2022-06-07 | 溧阳中科海钠科技有限责任公司 | Sodium ion electricity core aluminum hull apron |
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