Telescopic structure of loading end of transshipment trolley of rubber belt dumping plough

The utility model relates to a telescopic structure of a loading end of a transshipment trolley of a rubber belt dumping plough, the transshipment trolley is arranged on a rubber belt conveyor, and a rubber belt extends from the rubber belt conveyor to surround a rack on the transshipment trolley and then is circularly connected with the rubber belt conveyor; a longitudinal beam between two upper carrier rollers, close to a rack port, at the lower end of a rack at the feeding end of the transfer trolley is a telescopic beam, and locking bolts are arranged at the end of an outer sleeve and the end of an inner sleeve of the telescopic beam. A rotating rod is rotationally arranged on the inner side of a sleeve on the outer side of each telescopic beam, and a movable carrier roller is rotationally arranged at the lower ends of the two rotating rods in a clamping manner; one end of each telescopic rod is rotationally connected with a longitudinal beam connected with the end of the telescopic part of the telescopic