Patent ID: 9708160
Date: 2017-07-18
CPC Classifications: B21F,B66B,E21D

Claim:
1. An ultra-deep shaft guide steel wire rope tensioner, comprising: an upper rope clamping device, a rope adjusting guide frame, a lower hydraulic rope locking device, and a lower hydraulic rope adjusting device, the upper rope clamping device is fixed to a hoisting sheave headframe by a set of symmetric bolts, a rope clamp is mounted on an upper part of the upper rope clamping device, a pressure sensor is arranged at a bottom of the upper rope clamping device, and the pressure sensor is connected to a control console; the rope adjusting guide frame comprises a steel frame body, a fixed double clamp plate is welded on an upper part of the steel frame body, an upper guide sheave is arranged on the fixed double clamp plate, a guide slot is opened in a middle part of the steel frame body, a slideable moving double clamp plate is arranged in the guide slot, a rope clamp is arranged in the moving double clamp plate, a lower guide sheave is fixed on a lower part of the moving double clamp plate, a counterweight is arranged at each of two sides of the steel frame body, a tightening joint is arranged on a lower part of the counterweight, one end of a counterweighted steel wire rope is connected to the tightening joint, and other end of the counterweighted steel wire rope passes through the counterweight, the upper guide sheave, the lower guide sheave, and the rope clamp sequentially; the lower hydraulic rope locking device is fixed to the fixed double clamp plate on the rope adjusting guide frame by a set of bolts, an upper part of the lower hydraulic rope adjusting device is connected to the moving double clamp plate by bolts, a connecting plate is fixed to a side of the lower hydraulic rope adjusting device by bolts, a push plate is connected to the connecting plate by bolts, and the push plate is connected to an upper part of a square threaded disk by a set of bolts, a threaded hole is arranged in a lower part of the square threaded disk, and the square threaded disk is thread-connected to an upper end of a hydraulic rod of a tensioning hydraulic cylinder, and a base of the tensioning hydraulic cylinder is fixed to a base of the rope adjusting guide frame by a set of symmetric bolts; each of the upper rope clamping device, the lower hydraulic rope locking device, and the lower hydraulic rope adjusting device comprises a wedge-shaped iron block and a shim, a front clamp plate, and a back clamp plate, the shims are fixed between the front clamp plate and the back clamp plate by a set of bolts, a tapered slot that matches a shape of the wedge-shaped iron block is arranged on each shim, the wedge-shaped iron block is inserted into the tapered slot, and a roller grate is arranged at a contact surface between the wedge-shaped iron block and the tapered slot; the lower hydraulic rope locking device and the lower hydraulic rope adjusting device each further comprises two wedge-adjusting lever mechanisms and two wedge-adjusting hydraulic cylinders, wherein a hydraulic rod of the wedge-adjusting hydraulic cylinder is connected to the wedge-shaped iron block via the wedge-adjusting lever mechanism, and a cylinder body of the wedge-adjusting hydraulic cylinder is connected to the shim; the tensioning hydraulic cylinder and the wedge-adjusting hydraulic cylinder are connected to a hydraulic pump station respectively, and the hydraulic pump station is connected to a control console.