▎ 摘　　要

NOVELTY - The utility model claims a high-concentration doped graphene battery casing, comprising a battery shell, the front surface of the battery shell fixedly connected with a tenon, the inner part of the back side wall of the battery shell is provided with a tenon groove; the tenon and the tenon groove are matched with each other; the inner part of the battery shell fixedly connected with with two inner plates; the middle part of the inner plate fixedly connected with with a ventilating film; the outer surface of the ventilating film is provided with a piston; the outer surface of the inner plate fixedly connected with flange; the piston slides in the flange and the inner plate; the inner plate is provided with a pole group; the upper surface of the pole group is fixedly connected with upper connecting section; the lower surface of the pole group fixedly connected with a lower connecting section; the inner part of the upper layer connecting section and the lower layer connecting section are provided with a graphene layer. In the utility model, the battery is connected and disassembled conveniently by mortise and tenon connection, and the connection is more fastened; the piston is capable of discharging the high pressure gas in the battery to prevent .