The invention discloses a 4: 1 counterweight side middle machine room-less elevator. The 4: 1 counterweight side middle machine room-less elevator comprises a lift car arranged in a shaft, a counterweight and a traction system which is connected with the lift car and the counterweight, the counterweight is arranged on the front side of the lift car; the traction system comprises a traction wheel,a counterweight diversion sheave, car bottom diversion sheaves, a car side top diversion sheave and a counterweight side top diversion sheave; the counterweight diversion sheave is arranged at the topof the counterweight, an acute included angle is formed between the axis of the counterweight diversion sheave and the side wall line of the shaft; the plurality of car bottom diversion sheaves are located at the front end and the rear end of the bottom of the lift car separately, the axas of the car bottom diversion sheaves are parallel to the side wall of the shaft; the counterweight side top diversion sheave and the lift car side top diversion sheave are arranged on the left side and the right side of the lift car respectively; and the axis of the counterweight side top diversion sheave and the axis of the car side top diversion sheave are both perpendicular to the side wall of the shaft. According to the 4: 1 counterweight side middle machine room-less elevator, the elevator shaft utilization rate is increased, and the requirement of an elevator for the shaft plane size is reduced.
本发明公开了一种4比1对重侧中置无机房电梯,包括设置在井道内的轿厢、对重和与所述轿厢、对重连接的曳引系统,对重设置于轿厢的正侧方;曳引系统包括曳引轮、对重反绳轮、轿底反绳轮、轿厢侧顶部反绳轮和对重侧顶部反绳轮;对重反绳轮设置在对重的顶部,对重反绳轮的轴心与井道侧壁线成锐角夹角;轿底反绳轮设置有多个并分别位于轿厢底部的前后两端;所述轿底反绳轮的轴心与井道侧壁平行;所述对重侧顶部反绳轮和所述轿厢侧顶部反绳轮分别设置于所述轿厢的左右两侧;所述对重侧顶部反绳轮的轴心和所述轿厢侧顶部反绳轮的轴心均与井道侧壁垂直;本发明提高了电梯井道利用率、减小电梯对井道平面尺寸的要求。
4: 1 counterweight side middle machine room-less elevator
一种4比1对重侧中置无机房电梯
2020-10-13
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |
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