BATTERY MODULE AND ASSEMBLING METHOD THEREOF

This application provides a battery module and an assembling method thereof. The battery module includes batteries and busbar components. The batteries are arranged consecutively along a longitudinal direction of the battery module. Each battery includes a first electrode terminal and a second electrode terminal. The busbar components are connected to the batteries. The batteries include a first battery and a second battery. The first electrode terminal of the first battery and the first electrode terminal of the second battery are arranged along the longitudinal direction. The busbar components include a first busbar component, and the first busbar component includes a first part, a second part, and a third part.