Wire tightener for cable installation

The utility model discloses a tightener for cable installation, which belongs to the technical field of cable installation, and comprises a positioning hook, a traction frame, a traction hook and an adjusting handle, one end of the traction frame is welded with the positioning hook, the outer side of the traction frame is provided with the adjusting handle, the inside of the traction frame is rotatably connected with a reel, and the reel is connected with the traction frame. A wire winding shaft of the traction frame is in transmission connection with a traction hook through a traction rope, and reinforcing plates are symmetrically welded to the outer wall of the traction frame. The positioning hook of the traction frame is hung on the supporting piece, the traction hook on the outer side of the traction frame is connected to the surface of the cable, and the cable is tightened by rotating the adjusting handle; the reinforcing plates are symmetrically welded to the outer wall of the traction frame, the reinfo