Rotary anti-bird device for power line

The utility model discloses a rotary type electric power line anti-bird device which comprises a cross arm, a mounting seat is arranged on the outer wall of one side of the cross arm, a mounting column is fixedly connected to the outer wall of the top of the mounting seat, a bearing is fixedly connected to the outer wall of the mounting column, and three wind scoops are fixedly connected to the outer wall of the bearing. A groove is formed in the outer wall of one side of the mounting seat, a rectangular opening is formed in the inner wall of the bottom of the groove, and a limiting box is fixedly connected to the inner wall of the rectangular opening. The mounting base is arranged on the cross arm, the bearing is arranged on the mounting base and matched with the wind scoop, birds can be conveniently driven to build a nest on the cross arm through rotation of the wind scoop, and meanwhile the connecting box and the limiting box are arranged on the mounting base and matched with each other, so that the mounti