Road bridge charger of being under construction

The utility model discloses a road bridge charger of being under construction, including base, dust arrester installation, flexible guide device and dustproof case, four angles of lower surface of base are equipped with hydraulic pressure lift leg, the lower surface of base is equipped with the mobile device, the upper surface one end of base is equipped with rotary device, the upper surface otherend of base is equipped with telescopic ram, the upper surface middle part of base is equipped with control switch and hydraulic pressure control switch, telescopic ram's flexible end is equipped with the crossbeam, the upper end of crossbeam is equipped with two fixed plates, the one end and the rotary device of fixed plate are connected, rotary device includes underspin hank and top spin hank,the one end of underspin hank is connected with the base, the other end of underspin hank passes through the pin and is connected with the one end of top spin hank, the utility model is simple in operation, dust prevention mea