The present application relates to the technical field of batteries, in particular to a case body assembly, a battery, an electrical device, and a method and apparatus for manufacturing the case body assembly. The case body assembly comprises: an end plate...

The present application provides an electrode sheet forming device, an electrode sheet forming process, and a press roller for electrode sheet forming. The electrode sheet forming device comprises a first press roller and a second press roller, a roller in...

This application relates to the field of batteries, and in particular, to an electrode assembly (201) and a manufacturing method therefor, a battery cell (20), a battery (10), and an electric apparatus (100). The electrode assembly (201) includes: a first ...

The present application relates to the technical field of drying devices, and particularly relates to an air discharge apparatus and a drying device. The air discharge apparatus comprises: a housing, the housing being provided with a first cavity, and an a...

This application relates to a rolling apparatus and a processing device, which are used for rolling an electrode plate (1). The rolling apparatus includes a first roller (2) and a second roller (3), where the first roller (2) and the second roller (3) are ...

A welding deviation detection device includes a pre-welding addressing mechanism (4) that can determine relative position relations between location holes (131) and a plurality of poles (121a) in a battery 1, and send the relative position relations to a w...

Embodiments of the present application provide a fire-fighting apparatus (500), a box assembly (400), a battery (40), a power consumption apparatus, and a method for preparing a battery (40), which relates to the technical field of battery safety. The fire...

Embodiments of the present application provide a fire-fighting apparatus (500), a box assembly (400), a battery (40), a power consumption apparatus, and a method for preparing a battery (40), which relates to the technical field of battery safety. The fire...