End cover assembly, battery monomer, battery and electric device

• Main Authors: ZHANG XIAOXI, TONG YILONG, LI ZHILING
• Format: Patent
• Language: Chinese; English
• Published: 02.08.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model relates to an end cover assembly, a battery monomer, a battery and a power utilization device, the end cover assembly comprises: an end cover on which a first matching part is formed; the pole is arranged on the end cover; and the adapter is located between the electrode assembly and the end cover and is electrically connected between the tab and the pole of the electrode assembly, a first positioning part is constructed and formed on the adapter, and the first positioning part is matched with the first matching part, so that the relative position between the adapter and the end cover is kept fixed. According to the end cover assembly, the battery monomer, the battery and the power utilization device provided by the invention, the internal short circuit of the battery monomer can be prevented, so that the end cover assembly, the battery monomer, the battery and the power utilization device have better working reliability. 本申请涉及一种端盖组件、电池单体、电池及用电装置，端盖组件包括：端盖，其上构造形成有第一配合部；极柱，设于端盖上；转接件，位于电极组件与端盖