Power transmission line wire support anti-drop device of retaining structure

The utility model belongs to the technical field of power transmission lines, and particularly relates to a power transmission line lead support anti-drop device with a retaining structure, the upper end of a support main body is provided with a threaded groove, the bottom of an upper connecting piece is provided with a threaded column corresponding to the threaded groove, a lower connecting piece is in threaded fit with a nut, and the inner side walls of the nut and the threaded groove are provided with eccentric grooves. Under the action of the retaining balls and the stop blocks which are arranged on the inner side walls of the threaded groove and the nut, a good retaining effect is achieved, the anti-theft nut is suitable for severe weather such as high altitude and strong wind, and the anti-theft nut is simple in structure, convenient to use and high in practicability. The problem that a nut structure is prone to looseness of a fastener, and consequently a supporting piece is loosened and falls off, and