Button cell, cover shell suitable for button cell and electronic product

• Main Authors: HU YANQING, LI QIANGGUANG, LUO CHUNHUA, HE ANXUAN, ZENG LIANG
• Format: Patent
• Language: Chinese; English
• Published: 16.01.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model relates to the field of lithium ion batteries, and discloses a button cell, a cover shell suitable for the button cell and an electronic product. The cover shell comprises an upper cover plate made of metal, a lower cover shell and a middle insulating layer arranged between the upper cover plate and the lower cover shell in a spaced mode, the lower cover shell comprises a lower end plate and a side wall formed by extending from the periphery of the lower cover shell to the bottom face of the lower cover shell, and the top face of the lower end plate is attached to the bottom face of the middle insulating layer. The through hole of the middle insulating layer is located in the through hole of the lower end plate, the top face of the upper cover plate is the top face of the cover shell, the bottom face of the upper cover plate is attached to the top face of the middle insulating layer, and a protruding face protruding towards the bottom face is formed on the bottom face of the upper cover plat