A general-purpose secondary protection device for guide and ground wires, including a clamping mechanism that can rotate connecting bolts, a U-shaped plate, an automatic telescopic device, a side frame, a pawl, a ratchet wheel, a roller, a steel wire rope, an elastic stop, a hook, Fastening nut, manual handle; the bottom of the clamping mechanism is connected with a rotatable connecting bolt, the side frame is installed on the side of the U-shaped plate, the automatic telescopic device is installed on the upper part of the side frame, and the pawl is arranged on the lower part of the side frame, which is automatically telescopic The device is connected with the pawl; the roller is installed on the U-shaped plate, the right end of the roller has a ratchet, the ratchet is connected with the pawl, and the left end of the roller has a manual handle; the wire rope is wound on the roller, and the lower end of the wire rope is connected There is a hook, and the opening of the hook is provided with an elastic catch. The invention has the advantages of shortening the working time, reducing the labor intensity, avoiding the occurrence of slipping and falling of the wires, ensuring the safety of the wires and ground wires during maintenance operations, and improving economic benefits.