Winding device for power construction

The winding device comprises a top plate and a cable reel, fixing rods are symmetrically installed at the lower end of the top plate, a plurality of electric telescopic rods are installed at the lower end of the top plate, a transverse plate is installed at the lower ends of the electric telescopic rods, a fixing plate is installed on the left portion of the lower end of the transverse plate, and a rotating shaft is rotationally connected into the fixing plate. Groove blocks are symmetrically installed on one side faces of the round blocks, first threaded rods are arranged in the groove blocks, the directions of threads on the left portion and the right portion of the outer surface of each first threaded rod are opposite, the left ends of the first threaded rods penetrate through the groove blocks, and rotating blocks are installed at the left ends of the first threaded rods. The outer surface of the first threaded rod is symmetrically sleeved with a first threaded sleeve, and the right end of the first threa