The invention provides a hoist of an elevator, which can be easily maintained and inspected without increasing the volume. The elevator hoist is provided with: a housing; a stator; a rotor; a sheave, which is provided on the rotor at a position closer to the front side of the housing than the rotor, is provided so as to be rotatable together with the rotor, and on which a traction rope is wound; a fitting body that is provided further toward the front side of the housing than the rotor and further toward the rear side of the housing than the sheave on the outside in the radial direction of the sheave, and that is provided so as to be rotatable together with the rotor and the sheave; a brake disc which is provided on the outer peripheral side of the sheave so as to be detachable from the outer periphery of the fitting body, and which is provided so as to be rotatable together with the rotor, the sheave, and the fitting body; and a gripping device that grips the brake disc and releases the grip on the outside in the radial direction of the sheave.
本发明提供一种电梯的曳引机,其不增大体积就能够容易地进行维护检查。电梯的曳引机具备:壳体;定子;转子;绳轮,其在比所述转子靠所述壳体的前部侧的位置设置于所述转子,并且被设置为与所述转子一起旋转自如,曳引绳索卷挂于该绳轮;嵌合体,其在所述绳轮的径向外侧设置在比所述转子靠所述壳体的前部侧且比所述绳轮靠所述壳体的后部侧的位置,并且被设置为与所述转子和所述绳轮一起旋转自如;制动盘,其在所述绳轮的外周侧被设置为相对于所述嵌合体的外周拆装自如,并且被设置为与所述转子、所述绳轮和所述嵌合体一起旋转自如;以及把持装置,其在所述绳轮的径向外侧进行所述制动盘的把持以及把持的释放。
Elevator traction machine
电梯的曳引机
2022-06-17
Patent
Electronic Resource
Chinese