Button cell and electronic product

A button-type battery and cell technology, applied in battery pack components, circuits, electrical components, etc., can solve the problems of poor sealing, influence, unfavorable quality and performance of button-type batteries, and achieve easy sealing, improved reliability, and improved reliability. The effect of improving quality and performance

Pending Publication Date: 2020-07-24
ZHUHAI COSMX BATTERY CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Because the inside of the button battery is a closed space, the sealing is extremely important for the button battery. However, the button battery in the prior art has poor sealing performance, and there are safety hazards such as leakage, which will cause damage to the button battery. Detrimental effect on the quality and performance of the type battery

Method used

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  • Button cell and electronic product
  • Button cell and electronic product
  • Button cell and electronic product

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0068] figure 1 Sectional view of the button battery provided for Embodiment 1 of the present invention Figure 1 . figure 2 Sectional view of the button battery provided for Embodiment 1 of the present invention Figure II . image 3 Sectional view of the button battery provided for Embodiment 1 of the present invention Figure three . Figure 4 Sectional view of the button battery provided for Embodiment 1 of the present invention Figure four . Figure 5 Sectional view of the button battery provided for Embodiment 1 of the present invention Figure five . Figure 6 Sectional view of the button battery provided for Embodiment 1 of the present invention Figure six . Figure 7 Sectional view of the button battery provided for Embodiment 1 of the present invention Figure seven . refer to Figure 1 to Figure 7 As shown, the present embodiment provides a shell assembly for a button battery.

[0069] The shell assembly 2 of the button battery includes a shell 21 an...

Embodiment 2

[0107] Figure 8 Sectional view of the button battery provided for the second embodiment of the present invention Figure 1 . Figure 9 for Figure 8 Schematic diagram of the structure of the bottom cover of the button battery. Figure 10 Sectional view of the button battery provided for the second embodiment of the present invention Figure II . Figure 11 for Figure 10 Schematic diagram of the structure of the bottom cover of the button battery. Figure 12 A bottom view of the button battery provided by Embodiment 2 of the present invention without the second casing. Figure 13 to Figure 17 It is a schematic diagram of the assembly process of the button battery provided by the second embodiment of the present invention. Figure 18 An exploded view of the button battery provided in Example 2 of the present invention. Such as Figure 8 to Figure 18 As shown, the present embodiment provides a shell assembly for a button battery.

[0108] The casing assembly 2 of the bu...

Embodiment 3

[0122] This embodiment provides a button battery, which includes a battery cell and a shell assembly of the button battery.

[0123] The shell assembly of the button battery in this embodiment has the same structure as the shell assembly of the button battery provided in the above-mentioned embodiments, and can bring about the same or similar technical effects. Description of Examples.

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Abstract

The invention provides a button cell and an electronic product. The button cell comprises a battery core, a shell and a conductive member, wherein the shell and the conductive member enclose to form an accommodating cavity for accommodating the battery core, the shell comprises an upper shell with an opening at one end and a bottom cover for sealing the opening of the upper shell, the bottom coveris provided with a through hole, the conductive member is arranged in the through hole in a penetrating manner, a sealing rubber ring for sealing and insulating the conductive member and the inner wall of the through hole is arranged between the conductive member and the inner wall of the through hole, the battery core is provided with a first electrode lug and a second v, the first electrode lugis electrically connected with the bottom cover, the second electrode lug is electrically connected with the conductive member, a first insulating sheet covering at least part of the bottom cover isarranged between the second electrode lug and the bottom cover, and the first insulating sheet is provided with a first avoiding area for avoiding the conductive member, so that the sealing performance of the button cell is improved.

Description

[0001] This application claims the priority of the Chinese patent application with the application number 202010140708.2 and the application name "shell assembly of button battery, button battery and electronic product" submitted to the China Patent Office on March 3, 2020, the entire content of which is passed References are incorporated in this application. technical field [0002] The invention relates to the technical field of batteries, in particular to a button battery and electronic products. Background technique [0003] At present, button batteries have been widely used in various fields of daily life, such as: wearable products, electronic products, and medical products. [0004] Because the inside of the button battery is a closed space, the sealing is extremely important for the button battery. However, the button battery in the prior art has poor sealing performance, and there are safety hazards such as leakage, which will cause damage to the button battery. ad...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01M2/02H01M2/06H01M2/08H01M2/26H01M50/181H01M50/184H01M50/186H01M50/193H01M50/538
CPCH01M50/109H01M50/538H01M50/193H01M50/181H01M50/186H01M50/184Y02E60/10H01M50/216
Inventor 彭宁谢斌王永旺
Owner ZHUHAI COSMX BATTERY CO LTD
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