Downhole high torque control test switch

The utility model discloses a downhole high torque control test switch, which belongs to the technical field of switches, and uses a cable to supply power for a power supply, wherein an upper joint is connected with one end of a protective pipe, a motor is arranged in a hole of the protective pipe, an output shaft of the motor is connected with a coupler, the coupler is connected with a transmission shaft, the transmission shaft is connected with a lead screw, the lead screw is connected with a trapezoidal nut, the trapezoidal nut is connected with a support arm, the transmission shaft is connected with a lower joint through a bearing, the other end of the protective pipe is connected with the lower joint, a support body is connected with the support arm, a driving cone is connected with the support body through the bearing, the driving cone is connected with a flexible block spring, and the flexible block spring is connected with a flexible block. The downhole high torque control test switch has the advantag