A special dolly of long rail transportation for closing on ew line is laid to existing line

The utility model discloses a special dolly of long rail transportation for closing on ew line is laid to existing line, including the frame that is provided with four walking wheels, walking wheel both sides are provided with the connection and are in door type frame on the frame, it turns to the platform to be provided with the U type on the frame bottom plate, the U type passes through swivel bearing and bottom plate connected to the frame in the middle of turning to the platform bottom, and both sides are provided with the gyro wheel that contacts with the frame bottom plate, the U type turns to and is provided with movable brace table in the platform, the brace table is higher than the U type and turns to the platform, the front end and the afterbody of frame are provided with the tow lug respectively. The utility model provides a special dolly of long rail transportation for closing on ew line is laid to existing line, simple structure, convenient to use can not lay under the unable condition that gets into the engineering line of engineering line and long rail transport vechicle, carries on 500 meters and the long rail of following scale transports and the track is laid.