CN204391183U - A kind of high magnification Soft Roll stack type lithium ion battery structure - Google Patents
A kind of high magnification Soft Roll stack type lithium ion battery structure Download PDFInfo
- Publication number
- CN204391183U CN204391183U CN201420810014.5U CN201420810014U CN204391183U CN 204391183 U CN204391183 U CN 204391183U CN 201420810014 U CN201420810014 U CN 201420810014U CN 204391183 U CN204391183 U CN 204391183U
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- lug
- battery
- lugs
- 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
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 27
- 210000005069 ears Anatomy 0.000 claims abstract description 5
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 230000005404 monopole Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004806 packaging method and process 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
Abstract
A kind of high magnification Soft Roll stack type lithium ion battery structure, provides a kind of high magnification Soft Roll stack type lithium ion battery structure, reduces the internal resistance of cell, improves the resistance to large current discharging capability of battery.The utility model adopts following technical scheme: described lithium ion battery has four lugs, four lugs lay respectively at the centre position of lithium ion battery four edges, four lugs are respectively two positive pole ears and two negative lug, are positioned at different opposite side or the adjacent side of lithium ion battery with extreme lug.Positive and negative electrode lug respectively adopts Double-pole lug pattern effectively can reduce the internal resistance of cell, and internal resistance is adopt traditional monopole ear mode about 1/2, effectively can reduce quantity of heat production during heavy-current discharge.The withstanding current capability of rate battery improves more than twice, as adopted monopole ear to be the withstanding current capability of 50C, adopting the utility model structure to bring up to more than 100C, effectively raising the high rate performance of battery.
Description
Technical field
The utility model relates to a kind of high magnification Soft Roll stack type lithium ion battery structure.
Background technology
Lithium ion battery is widely used in the fields such as communication, illumination, energy storage, electric tool, electric motor car, electric bicycle, electric tool.Along with the development of lithium ion battery and the developing of application, the requirement of heavy-current discharge field to battery is more and more higher.Discharge-rate requires to expand to 50C ~ 100C by 10C ~ 30C, even higher.Existing cylindrical battery configuration or soft-package battery structure are difficult to the electric discharge requirement meeting battery.Therefore, in order to adapt to higher application requirement, need the higher withstanding current capability battery of exploitation.
Summary of the invention
Technical problem to be solved of the present utility model is, provides a kind of high magnification Soft Roll stack type lithium ion battery structure, reduces the internal resistance of cell, improves the resistance to large current discharging capability of battery.
For solving the problem, the utility model adopts following technical scheme:
A kind of high magnification Soft Roll stack type lithium ion battery structure, described lithium ion battery has four lugs, four lugs lay respectively at the centre position of lithium ion battery four edges, four lugs are respectively two positive pole ears and two negative lug, are positioned at different opposite side or the adjacent side of lithium ion battery with extreme lug.
According to described high magnification Soft Roll stack type lithium ion battery structure, described lithium ion battery is laminated aluminum film, and adopts four limits to carry out the manner of packing of pyrocondensation.
Advantageous Effects of the present utility model is:
(1) positive and negative electrode lug respectively adopts Double-pole lug pattern effectively can reduce the internal resistance of cell, and internal resistance is adopt traditional monopole ear mode about 1/2, effectively can reduce quantity of heat production during heavy-current discharge.
(2) withstanding current capability of rate battery improves more than twice, as adopted monopole ear to be the withstanding current capability of 50C, adopting the utility model structure to bring up to more than 100C, effectively raising the high rate performance of battery.
Accompanying drawing explanation
Fig. 1 is the positive plate structural representation being positioned at opposite side with extreme lug.
Fig. 2 is the negative plate structure schematic diagram being positioned at opposite side with extreme lug.
Fig. 3 is the battery structure schematic diagram being positioned at opposite side with extreme lug.
Fig. 4 is the positive plate structural representation being positioned at adjacent side with extreme lug.
Fig. 5 is the negative plate structure schematic diagram being positioned at adjacent side with extreme lug.
Fig. 6 is the battery structure schematic diagram being positioned at adjacent side with extreme lug.
Embodiment
A kind of high magnification Soft Roll stack type lithium ion battery structure, described battery structure has four lugs, and lug lays respectively at the centre position on lithium ion battery four limits.Four lugs are respectively two positive pole ears and two negative lug, are wherein positioned at lithium ion battery opposite side or adjacent side with extreme lug.Described lithium ion battery is laminated aluminum film, and adopts four limits to carry out the manner of packing of pyrocondensation.
Embodiment 1
As Figure 1-3, positive and negative electrode pole piece adopts the structure being positioned at opposite side with extreme (negative or positive electrode) lug, and lug is positioned at the centre position on limit, place.Pole piece is rushed casing forming, encapsulation, fluid injection by lamination, tab welding, aluminum plastic film, the making that operation completes battery such as to be changed into, battery structure as shown in Figure 3.Battery adopts four limits to carry out shrink-packaging's mode, has two positive pole ears and two negative lug, substantially increases the withstanding current capability of battery.
Embodiment 2
As Figure 4-Figure 6, positive and negative electrode pole piece adopts and is positioned at adjacent side structure with extreme (negative or positive electrode) lug, lug is positioned at the centre position on limit, place, pole piece is rushed casing forming, encapsulation, fluid injection by lamination, tab welding, aluminum plastic film, the making that operation completes battery such as to be changed into, battery structure such as Fig. 6 show.
Claims (2)
1. a high magnification Soft Roll stack type lithium ion battery structure, it is characterized in that: described lithium ion battery has four lugs, four lugs lay respectively at the centre position of lithium ion battery four edges, four lugs are respectively two positive pole ears and two negative lug, are positioned at different opposite side or the adjacent side of lithium ion battery with extreme lug.
2., according to the high magnification Soft Roll stack type lithium ion battery structure described in claim 1, it is characterized in that: described lithium ion battery is laminated aluminum film, and adopt four limits to carry out the manner of packing of pyrocondensation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810014.5U CN204391183U (en) | 2014-12-20 | 2014-12-20 | A kind of high magnification Soft Roll stack type lithium ion battery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810014.5U CN204391183U (en) | 2014-12-20 | 2014-12-20 | A kind of high magnification Soft Roll stack type lithium ion battery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391183U true CN204391183U (en) | 2015-06-10 |
Family
ID=53363875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420810014.5U Active CN204391183U (en) | 2014-12-20 | 2014-12-20 | A kind of high magnification Soft Roll stack type lithium ion battery structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204391183U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280957A (en) * | 2015-09-23 | 2016-01-27 | 山东大王金泰集团有限公司 | Power type lithium battery full-automatic production line and production technology thereof |
| CN109888404A (en) * | 2019-03-08 | 2019-06-14 | 浙江衡远新能源科技有限公司 | A kind of novel laminated batteries and preparation method thereof |
-
2014
- 2014-12-20 CN CN201420810014.5U patent/CN204391183U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280957A (en) * | 2015-09-23 | 2016-01-27 | 山东大王金泰集团有限公司 | Power type lithium battery full-automatic production line and production technology thereof |
| CN109888404A (en) * | 2019-03-08 | 2019-06-14 | 浙江衡远新能源科技有限公司 | A kind of novel laminated batteries and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 277800 No. x6699, Guangming Road, high tech Zone, Zaozhuang City, Shandong Province (north of the junction of Guangming Road and Huaxin Road) Patentee after: Shandong Jinggong Electronic Technology Co.,Ltd. Address before: 277800 Shandong Zaozhuang high tech Zone Thailand Industrial Park Fuyuan five road hight Electronics Group Patentee before: Shandong Seiko Electronic Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231214 Address after: Room A2-4-2003-1, Jingu, Gaoxin Hanyu, Jinan City, Shandong Province, 250000 Patentee after: SHANDONG SIZHOU INFORMATION TECHNOLOGY Co.,Ltd. Address before: 277800 No. x6699, Guangming Road, high tech Zone, Zaozhuang City, Shandong Province (north of the junction of Guangming Road and Huaxin Road) Patentee before: Shandong Jinggong Electronic Technology Co.,Ltd. |