Pay-off device for power construction

The utility model discloses a pay-off device for power construction, which belongs to the technical field of power construction and comprises a base, the upper end of the base is fixedly connected with a first fixing plate and a second fixing plate, a rotating rod is rotatably connected between the first fixing plate and the second fixing plate, the rear end of the rotating rod movably penetrates through the first fixing plate, and a pay-off wheel is mounted on the surface of the rotating rod. A rotating rod is arranged on the first fixing plate, a rotating wheel is fixedly connected to the front end of the rotating rod, the rotating wheel movably penetrates through the second fixing plate, a self-locking mechanism is arranged on the rear side of the first fixing plate, and the self-locking mechanism is connected with the rotating rod. And through mutual cooperation of the ratchet wheel and the pawl, the problem that the pay-off wheel can rotate during pay-off is solved, and the pay-off convenience is optimiz