Beam-pumping unit steel wire rope replacing device and using method thereof

The invention discloses a beam-pumping unit steel wire rope replacing device and a using method thereof. The device comprises a horse head fixing support, a horse head inserting and pulling support and a ground control table. The horse head fixing support comprises a pulley fixing outer barrel and a rectangular fixing frame capable of being fixed to a horse head back plate. The horse head plugging bracket comprises an upper pulley, a pulley central shaft, two pulley brackets and a pulley fixing inner cylinder which are connected in sequence; the pulley fixing inner cylinder is fixed in the pulley fixing outer cylinder; the ground console comprises a steel wire rope reel, a steel wire rope, a hook, a gear transmission mechanism, a fixing frame and a control handle which are arranged on a console base; the gear transmission mechanism is connected with the steel wire rope reel and the control handle. A hook is arranged at the other end of the steel wire rope; according to the device, kinetic energy equipment is