The invention relates to a traction sheave elevator comprising an elevator car (1), a hoisting machinery (4) with a traction sheave (5) and hoisting ropes (3) that are arranged to transmit driving force from the traction sheave (5) to the elevator car (1), and which traction sheave (5) comprises circumferential rope grooves (7) that have a coating (9) with a contact surface (10) for each hoistingrope (3) to contact. The coating (9) in the rope groove (7) is a metallic layer on the surface of the rope groove (7), and the con-tact surface (10) of the coating (9) of the rope grooves (7) is harder than the base material of the traction sheave (5).
本发明涉及一种牵引轮电梯,包括电梯轿厢(1)、具有牵引轮(5)的提升机械(4)和布置成将驱动力从所述牵引轮(5)传递到所述电梯轿厢(1)的提升绳索(3),并且所述牵引轮(5)包括周向的绳槽(7),所述绳槽(7)具有涂层(9),所述涂层(9)具有用于与每个提升绳索(3)接触的接触表面(10)。所述绳槽(7)中的涂层(9)是在所述绳槽(7)表面上的金属层,并且所述绳槽(7)的涂层(9)的接触表面(10)比所述牵引轮(5)的基材更硬。
TRACTION SHEAVE ELEVATOR
牵引轮电梯
2020-09-22
Patent
Elektronische Ressource
Chinesisch
IPC: | B66B Aufzüge , ELEVATORS |