Mine vertical shaftlifting apparatus, mine vertical shaft lifting system and control method therefor

A method for controlling a hoisting system for a mine vertical shaft, wherein the hoisting system for a mine vertical shaft comprising:

• a driving device provided at a wellhead;
• a guiding device provided in a vertical shaft, wherein a position of the guiding device corresponds to a position of the driving device;
• a transmission rope wound around the driving device and the guiding device, wherein the driving device is drivingly connected to the guiding device via the transmission rope;
• and
• a tension regulating device provided in the vertical shaft, wherein the guiding device is movably provided at the tension regulating device, and the tension regulating device is for regulating a distance between the driving device and the guiding device and the tension regulating device controls a tension of the transmission rope by regulating the distance between the driving device and the guiding device;
• wherein the tension regulating device comprises two hydraulic devices provided oppositely at two ends of the guiding device, each of the hydraulic devices comprises a hydraulic cylinder and a piston rod engaged with the hydraulic cylinder, the hydraulic cylinder of the hydraulic device is fixedly provided in the vertical shaft, a free end of the piston rod of the hydraulic device is fixedly connected to the guiding device, and the hydraulic cylinders of the two hydraulic devices communicate with each other via an oil pipe;
• a tension detecting device configured to obtain an actual tension value of the transmission rope;
• and
• a tension controlling device connected to the tension regulating device and the tension detecting device and configured to control the tension regulating device;
• wherein the method comprises the following steps:
• obtaining an actual tension value F1 of the transmission rope and obtaining a preset tension value F0;
• and
• controlling the tension regulating device to adjust the distance between the driving device and the guiding device according to the actual tension value F1 and the preset tension value F0.

A method for controlling a hoisting system for a mine vertical shaft, wherein the hoisting system for a mine vertical shaft comprising:

• a driving device provided at a wellhead;
• a guiding device provided in a vertical shaft, wherein a position of the guiding device corresponds to a position of the driving device;
• a transmission rope wound around the driving device and the guiding device, wherein the driving device is drivingly connected to the guiding device via the transmission rope;
• and
• a tension regulating device provided in the vertical shaft, wherein the guiding device is movably provided at the tension regulating device, and the tension regulating device is for regulating a distance between the driving device and the guiding device and the tension regulating device controls a tension of the transmission rope by regulating the distance between the driving device and the guiding device;
• and wherein the tension regulating device comprises two hydraulic devices provided oppositely at two ends of the guiding device, each of the hydraulic devices comprises a hydraulic cylinder and a piston rod engaged with the hydraulic cylinder, the hydraulic cylinder of the hydraulic device is fixedly provided in the vertical shaft, and a free end of the piston rod of the hydraulic device is fixedly connected to the guiding device, the hydraulic cylinders of the two hydraulic devices communicate with each other via an oil pipe;
• a pressure detecting device provided in the hydraulic cylinder of the hydraulic device and configured to obtain an actual pressure value in the hydraulic cylinder;
• and
• a pressure controlling device connected to the hydraulic device and the pressure detecting device, and configured to control the hydraulic device,
• wherein the method comprises the following steps:
• obtaining an actual pressure value P1 in the hydraulic cylinder and obtaining a preset pressure value P0;
• and
• controlling the hydraulic device to adjust the distance between the driving device and the guiding device according to the actual pressure value P1 and the preset pressure value P0.