The invention discloses an impact-proof charging pile shell protection device, including a main body, small fixed block, a sliding board, door board and grooves, an operation port is formed in front of the main body, and air outlets are arranged in front and on both sides of the main body, the fixing small block is installed above the inner wall of the main body, and the side of the fixed small block is provided with a rotating shaft, A telescopic rod is arrange on that right side of the fixing small block, and a fan is arranged below the telescopic rod, The sliding plate is arranged on both sides of the outer wall of the main body, and the surface of the sliding plate is provided with a sliding path, the outer side of the sliding path is provided with a sliding block, and the outer side of the sliding block is provided with an anti-collision pad, a damping spring is arranged above the anti-collision pad, and the damping spring is connected with a support block above the damping spring, and the groove is arranged on the inner wall surface of the door plate. The shell protection device of the folding charging pile is provided with an anti-collision pad and a shock absorbing spring on both sides, which can greatly reduce the damage of the external impact to the charging pile and strengthen the protection function.