CN217468535U - Wide-temperature polymer lithium ion battery structure - Google Patents
Wide-temperature polymer lithium ion battery structure Download PDFInfo
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- CN217468535U CN217468535U CN202220825835.0U CN202220825835U CN217468535U CN 217468535 U CN217468535 U CN 217468535U CN 202220825835 U CN202220825835 U CN 202220825835U CN 217468535 U CN217468535 U CN 217468535U
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- lithium ion
- ion battery
- negative pole
- pole ear
- battery structure
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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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Abstract
The utility model discloses a wide temperature polymer lithium ion battery structure, positive pole electricity core and negative pole electricity core that form including upper and lower coincide, the relative both sides limit of positive pole electricity core is formed with a positive pole ear respectively, the relative both sides limit of negative pole electricity core is formed with a negative pole ear respectively, positive pole ear and negative pole ear one-to-one are adjacent setting side by side.
Description
Technical Field
The utility model relates to a lithium ion battery technical field indicates a wide temperature polymer lithium ion battery structure especially.
Background
Lithium ion batteries have been widely used in consumer electronics and electric vehicle products, and even in high voltage environments because of their high voltage, high energy density, good cycle performance, and no memory effect.
At present, the mainstream lithium ion battery in the market is basically provided with a positive electrode and a negative electrode which are single-electrode lugs, and has the defect of high internal resistance, so that the current density in the current charging and discharging process is high, the battery is easily subjected to electric polarization, and the high-power discharge of the battery is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a wide temperature polymer lithium ion battery structure can reduce the current density of electric current charge-discharge process, effectively improves battery electric polarization phenomenon, does benefit to the battery high power and discharges.
In order to achieve the above purpose, the present invention adopts the following technical solutions.
The utility model provides a wide temperature polymer lithium ion battery structure, includes anodal electric core and the negative pole electric core that upper and lower coincide formed, the relative both sides limit of anodal electric core is formed with a positive pole ear respectively, the relative both sides limit of negative pole electric core is formed with a negative pole ear respectively, positive pole ear and negative pole ear one-to-one adjacent setting side by side.
And the positive electrode core and the negative electrode core are coated with aluminum-plastic films.
The positive lugs are arranged in a staggered mode, and the negative lugs are arranged in a staggered mode.
After the technical scheme is adopted, the utility model discloses a positive pole ear is formed with respectively on the relative both sides limit of anodal electric core, the relative both sides limit of negative pole electric core is formed with a negative pole ear respectively, the structural design of adjacent setting side by side of positive pole ear and negative pole ear one-to-one makes the utility model discloses an internal resistance of polymer lithium ion battery structure reduces to can reduce the current density of electric current charge-discharge process, effectively improve the battery polarization phenomenon, do benefit to the discharge of battery high power.
Drawings
Fig. 1 is a structure of a wide temperature range polymer lithium ion battery of the present invention;
fig. 2 is a perspective view of the positive electrode cell of the present invention;
fig. 3 is a perspective view of the negative electrode cell of the present invention.
[ notation ] to show
And an aluminum plastic film 3.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, the present invention discloses a wide temperature polymer lithium ion battery structure, which includes an anode cell 1 and a cathode cell 2 stacked up and down, wherein two opposite sides of the anode cell 1 are respectively formed with an anode tab 11, two opposite sides of the cathode cell 2 are respectively formed with a cathode tab 21, and the anode tabs 11 and the cathode tabs 21 are correspondingly arranged side by side; wherein, the wide temperature range in the utility model is-40 to 60 degrees.
Further, the positive electrode cell 1 and the negative electrode cell 2 may be coated with an aluminum plastic film 3.
Further, the positive electrode tabs 11 and the negative electrode tabs 21 may be disposed in a staggered manner for convenience of use.
Therefore, the utility model discloses a positive pole ear 11 is formed with respectively on the 1 relative both sides limit of anodal electric core, the 2 relative both sides limits of negative pole electric core are formed with a negative pole ear 21 respectively, the structural design of adjacent setting side by side of positive pole ear 11 and negative pole ear 21 one-to-one makes the utility model discloses a wide temperature polymer lithium ion battery structure's internal resistance reduces to can reduce the current density of electric current charge-discharge process, effectively improve the battery electric polarization phenomenon, do benefit to the battery high power and discharge.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that all changes and modifications made according to the claims and the specification of the present invention should fall within the scope covered by the present invention.
Claims (3)
1. The utility model provides a wide temperature polymer lithium ion battery structure, its characterized in that, includes anodal electric core and the negative pole electric core that the coincide formed from top to bottom, the relative both sides limit of anodal electric core is formed with a positive pole ear respectively, the relative both sides limit of negative pole electric core is formed with a negative pole ear respectively, positive pole ear and the adjacent setting side by side of negative pole ear one-to-one.
2. The wide temperature polymeric lithium ion battery structure of claim 1, wherein: and the positive electrode core and the negative electrode core are coated with aluminum-plastic films.
3. The wide temperature polymeric lithium ion battery structure of claim 1 or 2, wherein: the positive lugs are arranged in a staggered mode, and the negative lugs are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220825835.0U CN217468535U (en) | 2022-04-11 | 2022-04-11 | Wide-temperature polymer lithium ion battery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220825835.0U CN217468535U (en) | 2022-04-11 | 2022-04-11 | Wide-temperature polymer lithium ion battery structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217468535U true CN217468535U (en) | 2022-09-20 |
Family
ID=83267465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220825835.0U Active CN217468535U (en) | 2022-04-11 | 2022-04-11 | Wide-temperature polymer lithium ion battery structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217468535U (en) |
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2022
- 2022-04-11 CN CN202220825835.0U patent/CN217468535U/en active Active
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