BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

• Main Authors: LEI, Yuyong, WANG, Peng, GUO, Zhijun
• Format: Patent
• Language: Chinese; English; French
• Published: 31.08.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The present application provides a battery cell, a battery, and an electrical device. The battery cell comprises a housing and a pressure relief mechanism; the housing is provided with a first wall; the first wall is provided with a through hole; the pressure relief mechanism is provided on the first wall; and the pressure relief mechanism is at least partially located in the through hole. According to the battery cell provided by embodiments of the present application, the first wall of the housing is provided with the through hole, and the pressure relief mechanism is at least partially located in the through hole, so as to improve the support force and connection strength of the housing to the pressure relief mechanism, reduce the risk of affecting the normal working of the pressure relief mechanism due to insufficient fixing strength of the pressure relief mechanism, and improve the safety performance of the battery cell. La présente demande concerne une cellule de batterie, une batterie et un dispositif