Elevator main engine turning gear

• Main Authors: MOU TAO, SHEN YUWEI, SU YANLING
• Format: Patent
• Language: Chinese; English
• Published: 11.06.2024
• Subjects: ELEVATORS; ESCALATORS OR MOVING WALKWAYS; HAULING; HOISTING; LIFTING; PERFORMING OPERATIONS; TRANSPORTING

The utility model relates to an elevator main engine turning gear. The elevator main engine turning gear comprises a hand wheel; the torque increasing unit is provided with a torque multiplier, a first connecting part and a second connecting part, the hand wheel is flexibly connected with the input end of the torque multiplier through the first connecting part and transmits torque generated when the hand wheel is operated, and the second connecting part is connected with the output end of the torque multiplier; the torque multiplier is used for outputting a second torque after the first torque is increased by the torque multiplier to the outside; the connecting piece is provided with a third connecting part and a fourth connecting part, the third connecting part is arranged to be connected with the second connecting part, and the fourth connecting part is arranged to be connected with a jigger connecting frame of an elevator main machine and used for conveying the second torque to the elevator main machine to