Contemporary Amperex Technology (hong Kong) Limited

Shengwang Chen

Quankun Li

Xing Li

Wenlin Zhou

Lingyan Jiang

Zhisheng Chai

Liangfan Xu

Dongsheng Sun

This application provides a battery cell, a battery, and an electrical device. The battery cell includes a shell, an electrode post, an electrode assembly, and an insulation piece. The shell includes a sidewall and a first end wall connected to the sidewall. The electrode post is dielectrically mounted on the first end wall of the shell. The electrode assembly is located in the shell. The electrode assembly includes a first tab. The first tab faces the first end wall and is electrically connected to the electrode post. The insulation piece includes a first insulation portion located between the bottom wall and the first tab, and a second insulation portion peripherally disposed at an outer edge of the first insulation portion and protrudes toward a side at which the electrode assembly is located.

Battery cell, battery, and electrical device

A battery cell, a battery, an electrical device, and a method and device for manufacturing the battery cell. In some embodiments, the battery cell comprises a battery core, a shell, an end cover, and a first insulating component. The battery core comprises a main body part and electrode tabs protruding from the main body part. The shell has a first opening and is configured to accommodate the battery core. The end cover is configured to cover the first opening. The first insulating component comprises an insulating main body and an insulating part, wherein the insulating main body is located on a side, facing the electrode tabs, of the end cover, and the insulating main body is configured to isolate the battery core from the end cover.

Battery cell, battery, electrical device, and method and device for manufacturing battery cell

Growing community of inventors

Ningde, China

Shengwang Chen