Crawler -type rail transport machine

The utility model provides a crawler -type rail transport machine, is equipped with orbital hoist mechanism including transportation platform and crawler -type running gear, transportation platform dress on the transportation platform on crawler -type running gear, hoist mechanism is equipped with the lift arm, and the one end of lift arm is equipped with lifting rope, is equipped with the stand on the transportation platform of the lift arm other end, and the cover is equipped with and rotates the seat on the stand, rotate the seat through the bearing dress on the stand, be equipped with thehinged -support that meets with the lift arm on rotating the seat, be equipped with the promotion actuating mechanism of lift arm on the rotation seat of hinged -support below, be equipped with two gyro wheels at the both ends of lift arm, it is continuous with the hoist engine of establishing on the transportation platform that lifting rope passes through the gyro wheel. The utility model discloses an if hoist mechanism,