The utility model discloses a railcar room that charges, with the charger setting in the room that charges, the room top of charging is fixed with the leading truck, charges the room fastening on the factory building crossbeam, the room that charges is equipped with the insulating material mount, be the pore in the middle of the insulating material mount, the pore internal fixation has anodal copper sheet, a cathode copper, anodal copper sheet, cathode copper all by the arc project the piece, the plane piece is formed, the two poles of the earth of rechargeable battery are connected to fixed two sheetmetals in the railcar, sheetmetal, and the railcar motion is when charging room the place ahead, and the sheetmetal inserts the pore, with the peg graft contact and make rechargeable battery and the charger electricity is connected of anodal copper sheet, cathode copper. The effect: in the clearance that the overhead conveyor turner was done, directly on the track for charging, the overhead conveyor car lightens workman's intensity of labour, and also labour saving and time saving has more improved the security.