CN218160534U - Bluetooth headset battery - Google Patents
Bluetooth headset battery Download PDFInfo
- Publication number
- CN218160534U CN218160534U CN202220432842.4U CN202220432842U CN218160534U CN 218160534 U CN218160534 U CN 218160534U CN 202220432842 U CN202220432842 U CN 202220432842U CN 218160534 U CN218160534 U CN 218160534U
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- CN
- China
- Prior art keywords
- electrode surface
- negative electrode
- positive electrode
- winding body
- bluetooth headset
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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
Abstract
The utility model provides a bluetooth headset battery. The Bluetooth earphone battery comprises an upper shell, a non-polar-ear winding body and a lower shell, wherein the upper end face of the non-polar-ear winding body is connected with the upper shell in a pressing mode, the lower end face of the non-polar-ear winding body is connected with the lower shell in a pressing mode, the non-polar-ear winding body is formed by winding a positive electrode and a negative electrode, the positive electrode comprises a first positive electrode surface and a second positive electrode surface, the second positive electrode surface is connected with the first positive electrode surface, the second positive electrode surface is arranged below the first positive electrode surface, the negative electrode comprises a first negative electrode surface and a second negative electrode surface, the second negative electrode surface is connected with the first negative electrode surface, and the second negative electrode surface is arranged below the first negative electrode surface. The utility model provides a bluetooth headset battery, the internal resistance reduces 60%, and high rate charging performance promotes.
Description
Technical Field
The utility model relates to a bluetooth headset battery.
Background
The existing Bluetooth wound battery has the defects of small volume, low capacity, large internal resistance, large battery resistance, poor cycle performance and large self-consumption during high-rate (10C and above) charging.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is desirable to provide a bluetooth headset battery with reduced internal resistance by 60% and improved high-rate charging performance.
A Bluetooth earphone battery comprises an upper shell, a tab-free winding body and a lower shell, wherein the upper end face of the tab-free winding body is connected with the upper shell in a pressing mode, the lower end face of the tab-free winding body is connected with the lower shell in a pressing mode, the tab-free winding body is formed by winding an anode and a cathode, the anode comprises a first anode surface and a second anode surface, the second anode surface is connected with the first anode surface, the second anode surface is arranged below the first anode surface, the cathode comprises a first cathode surface and a second cathode surface, the second cathode surface is connected with the first cathode surface, and the second cathode surface is arranged below the first cathode surface.
Further, the first positive electrode surface is an aluminum foil, the second positive electrode surface is made of a lithium cobaltate material, the first negative electrode surface is made of a graphite material, and the second negative electrode surface is a copper foil.
Further, the upper shell and the lower shell are connected by means of laser welding.
The utility model provides a bluetooth headset battery, including epitheca, electrodeless ear winding body and inferior valve, the up end of electrodeless ear winding body pass through the mode of pressfitting with the epitheca is connected, the lower terminal surface of no utmost point ear winding body pass through the mode of pressfitting with the inferior valve is connected, no utmost point ear winding body is formed by positive pole and negative pole coiling, and no utmost point ear, the internal resistance is little, satisfies the multiplying power structure of charging more than 15-20C. The utility model discloses a bluetooth headset battery, the internal resistance reduces 60%, and high rate charging performance promotes.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is an exploded view of a bluetooth headset battery provided by the present invention;
fig. 2 is a schematic perspective view of a non-ear winding body of the bluetooth headset battery shown in fig. 1; and
fig. 3 is an exploded view of a poleless ear winding body of the bluetooth headset battery shown in fig. 1.
The names corresponding to the reference numbers in the drawings are as follows:
the battery comprises an upper shell 1, a tab-less winding body 2, a lower shell 3, a positive electrode 21, a negative electrode 22, a first positive electrode surface 211, a second positive electrode surface 212, a first negative electrode surface 221 and a second negative electrode surface 222.
Detailed Description
The following is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Please refer to fig. 1-3, the utility model discloses a bluetooth headset battery, including epitheca 1, no ear winding body 2 and inferior valve 3, the up end of no ear winding body pass through the pressfitting the mode with the epitheca is connected, the lower terminal surface of no ear winding body pass through the pressfitting the mode with the inferior valve is connected, no ear winding body is formed by positive pole 21 and negative pole 22 coiling, the positive pole includes first positive pole surface 211 and second positive pole surface 212, the second positive pole surface with first positive pole surface is connected, the second positive pole surface is located the below on first positive pole surface, the negative pole includes first negative pole surface 221 and second negative pole surface 222, the second negative pole surface with first negative pole surface is connected, the second negative pole surface is located the below on first negative pole surface.
In one embodiment, the first positive electrode surface is an aluminum foil, the second positive electrode surface is made of a lithium cobaltate material, the first negative electrode surface is made of a graphite material, and the second negative electrode surface is a copper foil.
In one embodiment, the upper case and the lower case are coupled by laser welding.
The utility model discloses a bluetooth headset battery, including epitheca, electrodeless ear winding body and inferior valve, the up end of electrodeless ear winding body pass through the mode of pressfitting with the epitheca is connected, the lower terminal surface of no utmost point ear winding body pass through the mode of pressfitting with the inferior valve is connected, no utmost point ear winding body is formed by positive pole and negative pole coiling, and no utmost point ear, the internal resistance is little, satisfies the multiplying power structure that charges more than 15-20C. The utility model discloses a bluetooth headset battery, the internal resistance reduces 60%, and high rate charging performance promotes.
The above embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (3)
1. A bluetooth headset battery which characterized in that: the tab-free winding body is formed by winding a positive electrode and a negative electrode, the positive electrode comprises a first positive electrode surface and a second positive electrode surface, the second positive electrode surface is connected with the first positive electrode surface, the second positive electrode surface is arranged below the first positive electrode surface, the negative electrode comprises a first negative electrode surface and a second negative electrode surface, the second negative electrode surface is connected with the first negative electrode surface, and the second negative electrode surface is arranged below the first negative electrode surface.
2. A bluetooth headset battery as claimed in claim 1, characterized in that: the first positive electrode surface is an aluminum foil, the second positive electrode surface is made of a lithium cobaltate material, the first negative electrode surface is made of a graphite material, and the second negative electrode surface is a copper foil.
3. A bluetooth headset battery as claimed in claim 2, characterized in that: the upper case and the lower case are connected by laser welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220432842.4U CN218160534U (en) | 2022-03-02 | 2022-03-02 | Bluetooth headset battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220432842.4U CN218160534U (en) | 2022-03-02 | 2022-03-02 | Bluetooth headset battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218160534U true CN218160534U (en) | 2022-12-27 |
Family
ID=84549637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220432842.4U Active CN218160534U (en) | 2022-03-02 | 2022-03-02 | Bluetooth headset battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218160534U (en) |
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2022
- 2022-03-02 CN CN202220432842.4U patent/CN218160534U/en active Active
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| GR01 | Patent grant |