CN202749467U - Safety valve assembling device of plastic-shell lithium-ion power battery - Google Patents
Safety valve assembling device of plastic-shell lithium-ion power battery Download PDFInfo
- Publication number
- CN202749467U CN202749467U CN2012204037497U CN201220403749U CN202749467U CN 202749467 U CN202749467 U CN 202749467U CN 2012204037497 U CN2012204037497 U CN 2012204037497U CN 201220403749 U CN201220403749 U CN 201220403749U CN 202749467 U CN202749467 U CN 202749467U
- Authority
- CN
- China
- Prior art keywords
- vacuum chamber
- safety valve
- assembling device
- power battery
- valve assembling
- 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 - Lifetime
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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
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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
- 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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- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to a safety valve assembling device of a plastic-shell lithium-ion power battery. The safety valve assembling device comprises a vacuum chamber, wherein the side wall of the vacuum chamber is provided with an extraction valve, an exhaust valve and a vacuum pressure gauge; the front side of the vacuum chamber is provided with a glass door; the top part of the vacuum chamber is provided with a rotating shaft; the rotating shaft penetrates through the vacuum chamber by a connecting rod and is connected with a coupling head in the vacuum chamber; and a dynamic sealing box is arranged at the position of the connecting rod penetrating through the vacuum chamber. The safety valve assembling device has the advantages that the structure is simple, the manufacture is economic, the implementation of scale production is easy, the air in the battery can be quickly and thoroughly discharged, the performance of the battery is improved and the application prospect is wide.
Description
Technical field
The utility model relates to a kind of safety valve assembling device, and particularly a kind of case lithium ion power battery safety valve of moulding assembles
Device.
Background technology
The lithium ion battery of high-performance, environmental protection is one of optimal power of vehicle fuel as an alternative, is listed in 21 generation
The clean energy resource of recording.Country is just supporting the development of lithium electric car industry with unprecedented support dynamics at present.Be the response national energy-saving
Reduce discharging, the call of development new forms of energy, improvement of production process improves product weight.
In the chemical synthesis technology of lithium ion battery manufacture process, be to form the SEI film by constant current charge to the mode of certain voltage in negative terminal surface, in the forming process of SEI film, can produce gas, and discharge by exhaust outlet.Bleed after changing in the lithium ion battery manufacturing at present is to adopt in atmospheric environment exhaust tube directly to access liquid injection port to extract the remaining gas of inside battery and then assemble safety valve.This mode can not guarantee the discharge that inside battery gas is in full force and effect, thereby forms insulating regions, causes each the zone reaction of utmost point group inhomogeneous, and active material utilization reduces, and affects cycle life and the fail safe of battery.
The utility model content
In order to overcome the deficiency of existing safety valve assembling device, the utility model provides a kind of case lithium ion electrokinetic cell peace of moulding
Full valve assembling device.
The technical scheme that its technical problem that solves the utility model adopts is: mould the assembling of case lithium ion power battery safety valve
Device comprises vacuum chamber, and the vacuum chamber sidewall is provided with extraction valve, vent valve, pressure vacuum gauge, and the vacuum chamber front side is provided with glass
Door, the top of vacuum chamber is provided with rotating shaft; Rotating shaft runs through vacuum chamber by connecting rod and links to each other connecting rod with coupling head in the inside of vacuum chamber
Pass the vacuum chamber place and be provided with the movable sealing letter.
Vacuum chamber is stainless steel.
Glass door is the polymethyl methacrylate material.
The beneficial effects of the utility model are: this apparatus structure is simple, making is economical, be easy to realize in large-scale production,
Can discharge rapidly, up hill and dale the gas of inside battery, improve battery performance, have wide practical use.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model enforcement figure.
Parts and numbering among the figure:
The 1-vacuum chamber; The 2-rotating shaft; 3-extraction valve 4-vent valve; The 5-pressure vacuum gauge; The 6-glass door; The 7-coupling head; 8-movable sealing letter.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Shown in Fig. 1, mould case lithium ion power battery safety valve assembling device, comprise vacuum chamber 1, vacuum chamber 1 sidewall is provided with extraction valve 3, vent valve 4, pressure vacuum gauge 5, and vacuum chamber 1 front side is provided with glass door 6, and the top of vacuum chamber 1 is provided with rotating shaft 2; Rotating shaft 2 runs through vacuum chamber 1 by connecting rod and links to each other with coupling head 7 in the inside of vacuum chamber 1, and connecting rod passes vacuum chamber 1 place and is provided with movable sealing letter 8.
Glass door 6 is the polymethyl methacrylate material.
Shown in Fig. 2, the safety valve that a 100Ah moulds the shell ferric phosphate lithium cell, battery size are installed under vacuum state
For: 220 * 69 * 142mm, battery safety valve are positioned at battery crown center position.First battery is put into vacuum chamber 1, the coupling head 7 of battery top safety valve with rotating shaft 2 bottoms is connected, close the vacuum plant door, open extraction valve 3, when pressure vacuum gauge 5 pressure reach :-0.5MPa ~-during 0.2MPa, clockwise direction rotates handwheel, tightens safety valve; Finally open vent valve 4, the taking-up battery opens the door.
Claims (3)
1. mould case lithium ion power battery safety valve assembling device for one kind, comprise vacuum chamber (1), it is characterized in that described vacuum
Chamber (1) sidewall is provided with extraction valve (3), vent valve (4), pressure vacuum gauge (5), and vacuum chamber (1) front side is provided with glass
Door (6), the top of vacuum chamber (1) is provided with rotating shaft (2); Described rotating shaft (2) runs through vacuum chamber (1) by connecting rod and exists
The inside of vacuum chamber (1) links to each other with coupling head (7), and connecting rod passes vacuum chamber (1) and locates to be provided with movable sealing letter (8).
2. the described case lithium ion power battery safety valve assembling device of moulding according to claim 1 is characterized in that described vacuum
Chamber (1) is stainless steel.
3. the described case lithium ion power battery safety valve assembling device of moulding according to claim 1 is characterized in that described glass
Door (6) is the polymethyl methacrylate material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204037497U CN202749467U (en) | 2012-08-15 | 2012-08-15 | Safety valve assembling device of plastic-shell lithium-ion power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204037497U CN202749467U (en) | 2012-08-15 | 2012-08-15 | Safety valve assembling device of plastic-shell lithium-ion power battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202749467U true CN202749467U (en) | 2013-02-20 |
Family
ID=47708825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204037497U Expired - Lifetime CN202749467U (en) | 2012-08-15 | 2012-08-15 | Safety valve assembling device of plastic-shell lithium-ion power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202749467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109327565A (en) * | 2017-07-31 | 2019-02-12 | 西安中兴新软件有限责任公司 | Shell, mobile terminal and shell assembling device |
-
2012
- 2012-08-15 CN CN2012204037497U patent/CN202749467U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109327565A (en) * | 2017-07-31 | 2019-02-12 | 西安中兴新软件有限责任公司 | Shell, mobile terminal and shell assembling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210527 Address after: 610000 Industrial Development Zone of Southwest Airport Economic Development Zone, Shuangliu District, Chengdu City, Sichuan Province Patentee after: HEIDONG TECHNOLOGY Co.,Ltd. Address before: 610207 industrial concentration area of Southwest Airport Economic Development Zone, Shuangliu County, Chengdu City, Sichuan Province Patentee before: SICHUAN XINTANG NEW ENERGY SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |
|
| CX01 | Expiry of patent term |