Battery assembly, battery pack and electric equipment

• Main Authors: GUO GUANNAN, LUO WEIPING, YU TAO, ZHANG DA, DU BAILIN
• Format: Patent
• Language: Chinese; English
• Published: 30.01.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model discloses a battery assembly, a battery pack and electric equipment, and the battery assembly comprises a battery module and a heat exchanger. The heat exchanger comprises an inner shell and an outer shell, and the inner shell is sleeved with the outer shell. The inner shell comprises an inner top plate and an inner side plate, the inner side plate is fixedly connected with the outer periphery of the inner top plate, and the inner side plate and the inner top plate define a containing cavity; the shell comprises an outer top plate, the outer top plate is arranged on the side, away from the containing cavity, of the inner top plate, and a top cavity is defined by the outer top plate and the inner top plate; the top cavity is used for accommodating a heat exchange agent; and the battery module is at least partially positioned in the accommodating cavity. According to the battery module, the top cavity used for containing the heat exchange agent is formed by the inner top plate and the outer to