Electrolyte removal device, apparatus and method for manufacturing secondary battery comprising same, and secondary battery

An electrolyte and electrode assembly technology, which is applied in the directions of large-sized batteries/batteries, small-sized batteries/batteries, secondary batteries, etc., can solve problems such as the deterioration of the sealing performance of the joints, and increase the bonding force and adhesion. Effect

Active Publication Date: 2019-12-20
LG ENERGY SOLUTION LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, due to the electrolyte remaining on the connection part, the sealing performance of the connection part can be significantly deteriorated

Method used

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  • Electrolyte removal device, apparatus and method for manufacturing secondary battery comprising same, and secondary battery
  • Electrolyte removal device, apparatus and method for manufacturing secondary battery comprising same, and secondary battery
  • Electrolyte removal device, apparatus and method for manufacturing secondary battery comprising same, and secondary battery

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Embodiment Construction

[0044] Hereinafter, embodiments of the present invention will be described in detail in such a manner that the technical concept of the present invention can be easily implemented by those of ordinary skill in the technical field to which the present invention pertains with reference to the accompanying drawings. However, this invention may be embodied in different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, any unnecessary content describing the present invention will be omitted for clarity, and the same reference numerals in the drawings denote the same elements.

[0045] refer to Figure 9 , the secondary battery includes an electrode assembly (not shown), an electrolyte (not shown), and a pouch 1 accommodating the electrode assembly and the electrolyte. The bag 1 includes: a housing part 1a for housing the electrode assembly; a gas bag part 1b for collecting gas generated in the housing part 1a; and connecting the hou...

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Abstract

The present invention relates to an electrolyte removal device comprising: a jig assembly on which a pouch, which includes an accommodation part in which an electrode assembly is accommodated, a gas pocket part, and a connection part for connecting the accommodation part and the gas pocket part, is mounted; and an electrolyte removal assembly for pushing an electrolyte remaining in the connectionpart toward the gas pocket part and removing the same.

Description

technical field [0001] Cross References to Related Applications [0002] This application claims the benefit of priority from Korean Patent Application No. 10-2017-0174152 filed on December 18, 2017, which is hereby incorporated by reference in its entirety. technical field [0003] The present invention relates to an electrolyte removing device, an apparatus and method for manufacturing a secondary battery including the electrolyte removing device, and a secondary battery, and more particularly to a method for removing electrolyte remaining on a connecting portion connecting an electrode assembly housing portion and a gas bag portion , an electrolyte removing device for improving the sealing performance of a connection part, an apparatus and method for manufacturing a secondary battery including the electrolyte removing device, and a secondary battery. Background technique [0004] In general, secondary batteries are rechargeable and dischargeable and are widely used in...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01M2/36H01M2/02H01M2/12H01M10/04H01M50/105H01M50/60
CPCH01M10/04H01M50/30H01M50/691H01M50/60H01M50/105Y02E60/10Y02P70/50H01M50/116H01M50/394H01M10/049H01M50/10H01M50/543H01M10/0404
Inventor 金奭镇具尙贤具滋訓
Owner LG ENERGY SOLUTION LTD
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