CN206210958U - For the buck configuration of lithium battery - Google Patents
For the buck configuration of lithium battery Download PDFInfo
- Publication number
- CN206210958U CN206210958U CN201621263143.2U CN201621263143U CN206210958U CN 206210958 U CN206210958 U CN 206210958U CN 201621263143 U CN201621263143 U CN 201621263143U CN 206210958 U CN206210958 U CN 206210958U
- Authority
- CN
- China
- Prior art keywords
- closure
- slide bar
- compression spring
- battery core
- holding tank
- 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.)
- Expired - Fee Related
Links
Classifications
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Secondary Cells (AREA)
Abstract
A kind of buck configuration for lithium battery that the utility model is provided,Slide bar is installed with the middle part of holding tank,Be slidably equipped with slide bar is used for the second closure for blocking through hole in holding tank,Compression spring is arranged with slide bar,Compression spring one end abuts with limited post,The compression spring other end is abutted with the second closure,When the battery core short circuit thermal in lithium battery causes the air pressure of the gases at high pressure of battery core inside generation to increase to certain value,Gases at high pressure via through holes simultaneously push against the second closure and the second closure is moved up along slide bar,Second closure pushes against compression spring,Compression spring is set to be in compressive state,The gases at high pressure via through holes and the gap between the second closure and holding tank that are produced in battery core can be made to be discharged to outside lithium battery,Solving the problems, such as that the air pressure of the gases at high pressure that the battery core short circuit thermal in lithium battery produces battery core inside is increased to necessarily causes lithium battery to explode.
Description
Technical field
The utility model is related to a kind of buck configuration for lithium battery.
Background technology
At present, the shell of lithium battery is mainly aluminum hull or box hat, when the battery core short circuit thermal of lithium battery, battery core inside electricity
Solution liquid is decomposed and produces gas, when battery core air pressure inside is increased to certain value, battery core is exploded, and potential safety hazard is big.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of step-down knot for lithium battery
Structure, the gas discharge inside battery core can be solved and cause what battery core was exploded when battery core air pressure inside increases to certain value by it
Phenomenon.
The utility model is achieved in that a kind of buck configuration for lithium battery, including one is used to be covered on battery core
On cover plate, offered on the cover plate at least one for the battery core inject electrolyte liquid injection hole, in the liquid injection hole
One is provided with for by the down block of the air pressure discharge inside battery core, the down block to be arranged in the liquid injection hole including one
The first closure, the first closure upper end offers an opening up holding tank, and the holding tank middle part is installed with
One slide bar being vertically arranged, the slide bar upper end is installed with a limited post being located in the holding tank, outside the limited post
External diameter of the footpath more than the slide bar；
The first closure lower end offers at least one and is located at the slide bar periphery and through first closure
Through hole, the through hole upper end connects with the holding tank, one is slidably equipped with the slide bar and is located in the holding tank for blocking
Second closure of the through hole, is arranged with a compression spring, described compression spring one end and the limited post on the slide bar
Abut, the compression spring other end is abutted with second closure.
Further, the second closure lower surface is installed with the sealing ring being correspondingly arranged with the through hole.
The buck configuration for lithium battery that the utility model is provided, is installed with slide bar in the middle part of holding tank, sliding on slide bar
Be provided with is used to block the second closure of through hole in holding tank, is arranged with compression spring on slide bar, compression spring one end with
Limited post is abutted, and the compression spring other end is abutted with the second closure, when the battery core short circuit thermal in lithium battery is caused in battery core
When the air pressure of gases at high pressure that portion produces increases to certain value, gases at high pressure via through holes and the second closure of pushing and pressing and make second close
Capping is moved up along slide bar, the second closure pushing and pressing compression spring, compression spring is in compressive state, can be made in battery core
The gases at high pressure via through holes of generation and the gap between the second closure and holding tank are discharged to outside lithium battery, solve lithium battery
Interior battery core short circuit thermal makes the air pressure of the gases at high pressure of battery core inside generation increase to certain problem for causing lithium battery to explode；
When the gases at high pressure produced in battery core to the thrust of the second closure less than compression spring to the thrust of the second closure when, second
Closure can be moved down along slide bar, and block through hole, it is to avoid the phenomenon of the electrolyte via through holes discharge in battery core, user
Just, it is simple to operate, high degree of automation.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, below by the accompanying drawing to be used needed for embodiment
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can also obtain other attached according to these accompanying drawings
Figure.
Fig. 1 is the schematic diagram of the buck configuration for lithium battery that the utility model is provided.
Fig. 2 is the schematic diagram of down block in the buck configuration for lithium battery that the utility model is provided.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe.
As depicted in figs. 1 and 2, a kind of buck configuration for lithium battery that the utility model embodiment is provided, including one
For the cover plate 1 being covered in battery core, at least one is offered on cover plate 1 for the liquid injection hole 11 to battery core injection electrolyte, note
One is provided with fluid apertures 11 for by the down block 2 of the air pressure discharge inside battery core, down block 2 to be arranged in liquid injection hole including one
The first closure 21 in 11, the upper end of the first closure 21 offers an opening up holding tank 22, and the middle part of holding tank 22 is solid
A slide bar 23 being vertically arranged is provided with, the upper end of slide bar 23 is installed with a limited post 24 being located in holding tank 22, limited post 24
External diameter of the external diameter more than slide bar 23；
The lower end of first closure 21 offers at least one and is located at the periphery of slide bar 23 and through the logical of the first closure 21
Hole 25, the upper end of through hole 25 connects with holding tank 22, one is slidably equipped with slide bar 23 and is located in holding tank 22 for blocking through hole 25
Second closure 26, is arranged with a compression spring 27 on slide bar 23, the one end of compression spring 27 abuts with limited post 24, compression spring
27 other ends are abutted with the second closure 26.
Further, the lower surface of the second closure 26 is installed with the sealing ring being correspondingly arranged with through hole 25 and (does not show
Go out), sealing ring plays a part of between the second closure 26 of sealing and the inwall of through hole 25.
The buck configuration for lithium battery that the utility model is provided, slide bar 23, slide bar are installed with the middle part of holding tank 22
The second closure 26 for blocking through hole 25 is slidably equipped with holding tank 22 on 23, compression spring is arranged with slide bar 23
27, the one end of compression spring 27 is abutted with limited post 24, and the other end of compression spring 27 is abutted with the second closure 26, when in lithium battery
Battery core short circuit thermal when causing the air pressure of gases at high pressure that battery core inside produces to increase to certain value, gases at high pressure via through holes 25
And push against the second closure 26 and the second closure 26 is moved up along slide bar 23, the pushing and pressing compression spring of the second closure 26
27, compression spring 27 is in compressive state, the closure 26 of gases at high pressure via through holes 25 and second produced in battery core can be made
Gap between holding tank is discharged to outside lithium battery, and solving the battery core short circuit thermal in lithium battery makes what battery core inside produced
The air pressure of gases at high pressure increases to certain problem for causing lithium battery to explode；When the gases at high pressure produced in battery core are sealed to second
The thrust of lid 26 less than 27 pairs of the second closures 26 of compression spring thrust when, the second closure 26 can be along slide bar 23 to moving down
It is dynamic, and block through hole 25, it is to avoid the phenomenon of the discharge of electrolyte via through holes 25 in battery core, it is easy to use, it is simple to operate, automatically
Change degree is high.
The above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and moisten
Decorations are also considered as protection domain of the present utility model.
Claims (2)
1. a kind of buck configuration for lithium battery, it is characterised in that be used for the cover plate that is covered in battery core, the lid including
At least one is offered on plate for the liquid injection hole to battery core injection electrolyte, one is provided with the liquid injection hole is used for battery core
The down block of internal air pressure discharge, the down block includes that one is arranged in the first closure in the liquid injection hole, institute
State the first closure upper end and offer an opening up holding tank, the holding tank middle part is installed with a cunning being vertically arranged
Bar, the slide bar upper end is installed with a limited post being located in the holding tank, and the external diameter of the limited post is more than the slide bar
External diameter；
The first closure lower end offers at least one and is located at the slide bar periphery and through the through hole of first closure,
The through hole upper end connects with the holding tank, one is slidably equipped with the slide bar and is located in the holding tank for blocking described leading to
Second closure in hole, is arranged with a compression spring on the slide bar, described compression spring one end abuts with the limited post, institute
The compression spring other end is stated to be abutted with second closure.
2. the buck configuration for lithium battery according to claim 1, it is characterised in that the second closure lower surface
It is installed with the sealing ring being correspondingly arranged with the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621263143.2U CN206210958U (en) | 2016-11-24 | 2016-11-24 | For the buck configuration of lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621263143.2U CN206210958U (en) | 2016-11-24 | 2016-11-24 | For the buck configuration of lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206210958U true CN206210958U (en) | 2017-05-31 |
Family
ID=58749228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621263143.2U Expired - Fee Related CN206210958U (en) | 2016-11-24 | 2016-11-24 | For the buck configuration of lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206210958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113948814A (en) * | 2021-09-11 | 2022-01-18 | 安徽瑞露科技有限公司 | Battery top cap subassembly |
-
2016
- 2016-11-24 CN CN201621263143.2U patent/CN206210958U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113948814A (en) * | 2021-09-11 | 2022-01-18 | 安徽瑞露科技有限公司 | Battery top cap subassembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20191124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |