Fixing device for number plate on telegraph pole

The invention provides a fixing device for a number plate on a telegraph pole, and relates to the technical field of electric equipment. The number plate on the telegraph pole is more convenient to replace, can be prevented from being loosened and disengaged and can be fixed more firmly and safely. According to the technical scheme, the fixing device comprises an electric control permanent magnetic chuck, a chuck fixing box, a box body fastening piece, a steel wire rope, a motor and a winch, the chuck fixing box is connected with the box body fixing piece, the box body fixing piece is connected with the telegraph pole, the electric control permanent magnetic chuck is fixed to the outer side of the chuck fixing box, the motor is arranged in the chuck fixing box, the winch is connected to a spindle of the motor, the steel wire rope is wound around the winch, a through hole is formed in the center of the electric control permanent magnetic chuck, a through hole is formed in the position, corresponding to the through hole in the electric control permanent magnetic chuck, of the chuck fixing box to enable the interior of the chuck fixing box to be communicated with the outside world, and one end of the steel wire rope is provided with a hook and penetrates out of the electric control permanent magnetic chuck through the two through holes.