Torque verification device for yaw system of wind generating set

The utility model relates to a torque checking device for a yaw system of a wind generating set, the torque checking device comprises a digital display torque wrench and a connecting structure, the digital display torque wrench comprises a handle, a sleeving part and a display, the sleeving part is arranged at one end of the handle, and the connecting structure is arranged at the other end of the handle. A first connecting part and a second connecting part are arranged at the two ends of the connecting structure correspondingly, the first connecting part can be connected with the sleeving part in a circumferential locking and sleeving mode, and the second connecting part is used for being fixed to the end, away from the yaw gear transmission mechanism, of a rotating shaft of the yaw motor in a circumferential locking and sleeving mode. And the display is arranged on the handle and is used for displaying the value of the torsion applied to the rotating shaft by the digital display torque wrench. The torque ver