US 12,482,909 B2
Liquid injection device, battery production line and liquid injection method
Hongyan Liao, Ningde (CN); Jian Zhang, Ningde (CN); and Feng Guan, Ningde (CN)
Assigned to CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED, Ningde (CN)
Filed by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED, Ningde (CN)
Filed on Jun. 17, 2025, as Appl. No. 19/240,665.
Application 19/240,665 is a continuation of application No. PCT/CN2024/113770, filed on Aug. 21, 2024.
Claims priority of application No. 202410449989.8 (CN), filed on Apr. 15, 2024.
Prior Publication US 2025/0323402 A1, Oct. 16, 2025
Int. Cl. H01M 2/36 (2006.01); H01M 50/645 (2021.01)
CPC H01M 50/645 (2021.01) 20 Claims
OG exemplary drawing
 
1. A liquid injection device, comprising a liquid injection apparatus, the liquid injection apparatus comprising:
a battery clamp, the battery clamp being provided with at least one battery accommodating groove, the battery accommodating groove having a set position therein;
a position adjustment mechanism, the position adjustment mechanism being configured to be capable of adjusting a battery that has been put in the battery accommodating groove and is not located at the set position to the set position; and
a liquid injection mechanism, the liquid injection mechanism being configured to be capable of butting to a liquid injection port of a battery located at the set position and performing a liquid injection operation for injecting an electrolyte into the battery;
wherein an upper portion of the battery accommodating groove being provided with an access groove mouth, and the position adjustment mechanism being configured to be capable of pressing a battery from top down such that the battery moves to the set position within the battery accommodating groove.