12v lithium battery upper cover

• Main Authors: XIE ZHENGAN, ZHAO DAN, LIU CHANGLAI, SUN GUANGZHONG, XIA SHIZHONG, LIU YONG
• Format: Patent
• Language: Chinese; English
• Published: 11.07.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The invention discloses a 12v lithium battery upper cover. The back surface of an upper cover body is sunken to form an accommodating cavity for accommodating a relay and a BMS (Battery Management System); a positive terminal integrated with a positive connecting bar, a negative terminal integrated with a negative connecting bar and a communication interface are arranged on the upper cover body in an injection molding mode. One end, wrapped in the upper cover body, of the positive connecting bar is connected with the positive terminal, and the other end is arranged in the accommodating cavity and connected with the relay; one end, wrapped in the upper cover body, of the negative connecting bar is connected with the negative terminal, and the other end is arranged in the containing cavity and connected with the shunt. A relay connecting column, a shunt connecting column and a BMS connecting column are arranged in the containing cavity. The upper end face of the BMS connecting column is higher than the upper en