Automobile lithium ion battery connected through screws

The utility model relates to an automobile lithium ion battery connected through screws. The shell of the conventional automobile lithium ion battery is connected through ultrasonic wave in the assembling process and is inconvenient to assemble. The automobile lithium ion battery connected through screws comprises a battery cell pack and a pinboard and is characterized by further comprises a left half shell, a right half shell, a plurality of screws, a left busbar, a right busbar, a left terminal connecting piece and a right terminal connecting piece, wherein screw connecting holes are formed in the left busbar, the right busbar, the left half shell, and the right half shell respectively; the left half shell and the right half shell are fixed through the screws to form a shell; the battery cell pack and the pinboard are positioned in the shell; the left busbar is fixed at the top of the left half shell through the screw; a left terminal connecting piece preserving groove is formed in the left half shell; the upper part of the left terminal connecting piece is fixed on the left busbar through the screw; the right busbar is fixed at the top of the right half shell through the screw. The automobile lithium ion battery connected through screws is reliable in connection, excellent in conduction performance and convenient to assemble.