锂离子电池顶盖技术研究进展  

Research Progress of Lithium Ion Battery Top Cover Technology

作　　者：皮玉平 Pi Yu-ping(Jiangxi Ganfeng Battery Technology Co.,Ltd.,Jiangxi Xinyu 338004)

机构地区：[1]江西赣锋电池科技有限公司

出　　处：《江西化工》2019年第4期121-124,共4页Jiangxi Chemical Industry

摘　　要：本文介绍了锂离子电池顶盖的主要功能,以及技术领域的性能、研究与现状和热点问题。探讨了锂离子电池顶盖生产技术,重点介绍了注塑顶盖、铆接/焊接顶盖和复合极柱顶盖的结构,重点关注了降低顶盖空间占用率、降低电腐蚀技术、防爆阀技术、以及顶盖负极柱等零部件材料,并展望了锂离子电池顶盖的未来发展方向。This paper introduces the main functions of the lithium ion battery top cover,as well as the performance,research status and hot issues in the technical field.The production technology of lithium ion battery top cover was discussed.The structure of injection molded top cover,riveted/welded top cover and composite Terminal top cover were introduced.The key points were to reduce the occupancy rate of the top cover space,reduce the electro-corrosion technology,explosion-proof valve technology,and the Negative terminal of the top cover,and prospects for the future development of lithium ion battery top cover.

关 键 词：锂离子电池 顶盖结构 防爆阀 负极柱 

分 类 号：TM912[电气工程—电力电子与电力传动]