Box body of battery, battery, electric equipment, and method and equipment for preparing box body

The embodiment of the invention provides a box body of a battery, the battery, electric equipment, and a method and equipment for preparing the box body. The box body of the battery comprises a first part, the first part is of an integrated hollow structure with an opening at one end, the first part comprises a plurality of walls, and at least one of the plurality of walls is provided with a reinforcing piece. According to the box body of the battery, the battery, the electric equipment and the method and equipment for preparing the box body of the battery, the structural strength of the box body can be improved, and the safety of the battery is further improved. 本申请实施例提供一种电池的箱体、电池、用电设备、制备箱体的方法和设备。该电池的箱体包括：第一部分，该第一部分为一端开口的一体式中空结构，该第一部分包括多个壁，该多个壁中的至少一个壁设置有加强件。本申请实施例的电池的箱体、电池和用电设备、制备电池的箱体的方法和设备，能够提高箱体的结构强度，进而提高电池的安全性。