The invention belongs to the field of elevator safety protection, and particularly relates to a safety device for preventing people from falling into an elevator shaft. The safety device comprises an elevator car, two groups of pulley block supports, two groups of pulley blocks and two groups of steel wire ropes, wherein the two groups of pulley block supports are fixed to the upper bottom surface and the lower bottom surface of a hoistway door of an elevator car shell respectively, the pulley blocks are fixed to the pulley block supports, and the two ends of each steel wire rope set are fixedly connected to fixing anchor bodies at the top and the bottom of a building in an elevator shaft through tension springs; and steel wire ropes of the steel wire rope groups respectively wind the corresponding pulleys of the upper and lower pulley blocks.
本发明属于电梯安全防护领域,更具体地说,是涉及一种防人坠落电梯井道的安全装置。包括电梯轿厢、两组滑轮组支架、两组滑轮组和两组钢丝绳组,两组滑轮组支架分别固定于电梯轿厢外壳厅门的上下底面上,滑轮组固定在滑轮组支架上,钢丝绳组的两端均通过拉力弹簧与电梯井内建筑体的顶部、底部的固定锚体固定相连,所述钢丝绳组的钢丝绳各自绕经上下滑轮组的对应滑轮。
Safety device for preventing people from falling into elevator shaft
一种防人坠落电梯井道的安全装置
2021-06-11
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |
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