Installation device for embedded part of overhead line system

The utility model discloses a catenary embedded part mounting device which comprises a steel formwork, a pipe assembly, a structural column and an M20 bolt, the steel formwork is arranged outside the structural column, the pipe assembly is arranged on the right side of an inner cavity of the structural column, the M20 bolt is arranged on the right side of the structural column, the left end of the M20 bolt is connected with the pipe assembly, and the pipe assembly comprises a steel bar. Threaded sleeves are welded to the front side and the rear side of the lower surface of the steel bar, the threaded sleeves are in threaded connection with M20 bolts, rubber plugs are arranged on the left side and the right side of each threaded sleeve, the distance between the center lines of the two sets of threaded sleeves is 150 mm, the length of the portion, located inside the pipe assembly, of each M20 bolt is 400 mm, and the length of the portion, located outside the pipe assembly, of each M20 bolt is 150 mm. The influe