BATTERY BOX BODY AND BATTERY BOX

• Main Authors: LONG, Chao, ZHOU, Linggang, CHAN, Libing, WANG, Derong
• Format: Patent
• Language: English; French; German
• Published: 27.04.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The present application relates to a battery pack case and a battery pack, the battery pack case includes: a case body, including an accommodating chamber, a side wall of the case body is provided with a maintenance port communicating with the accommodating chamber; a cover plate assembly, detachably connected to an outer surface of the side wall, and being capable of opening or closing the maintenance port, the cover plate assembly includes a cover plate and an outer gasket stacked with each other. The cover plate includes a first concave portion formed by being recessed in a thickness direction of the cover plate and a first limiting portion formed by surrounding an outer periphery of the first concave portion, the cover plate abuts against the outer surface by the first limiting portion, to form a first receiving chamber disposed surrounding the maintenance port between the first concave portion and the outer surface, the outer gasket is disposed in the first receiving chamber and is closely contact with the first concave portion and the outer surface. In the battery pack case and the battery pack of the embodiments of the present application, the battery pack case is provided with the maintenance port and cover plate assembly, the maintenance of the components inside the battery pack case can be done without disassembling the battery pack case, which saves time and effort and can ensure safety of the battery pack.