The invention provides a counterweight-free center opening door elevator. The counterweight-free center opening door elevator comprises an elevator body, and the elevator body comprises a shaft, a bearing frame fixed to the top end in the shaft, a drum wheel rotatably connected to the bearing frame and a lift car arranged in the shaft and connected with the drum wheel through a steel wire rope, amotor in transmission connection with the drum wheel is fixedly arranged on the bearing frame, and a protection mechanism used for limiting the drum wheel is further arranged at the position, corresponding to the end part of the end, away from the motor, of the drum wheel of the bearing frame. By arranging the protection mechanism, the lift car can be effectively protected when the elevator is ina shutdown state, the situation that the lift car of the elevator falls off due to poor stability of the drum wheel under the condition that no counterweight exists is avoided, and the safety of the elevator during shutdown is improved.
本发明公开了一种无对重中分门电梯,包括电梯本体,所述电梯本体包括井道、固定于井道内部顶端的承重架、转动连接于承重架上的鼓轮以及设置于井道内部并通过钢丝绳与鼓轮连接的轿厢,所述承重架上固定设有与鼓轮传动连接的电机,所述承重架上对应于鼓轮远离电机一端的端部位置处还设有用于对鼓轮进行限位的保护机构。本发明通过设置保护机构能够在电梯处于停运状态时对轿厢起到有效的保护作用,避免在无对重的情况下,由于鼓轮稳定性差而导致电梯轿厢下坠的情况,提高电梯停运时的安全性。
Counterweight-free center opening door elevator
一种无对重中分门电梯
2020-12-08
Patent
Elektronische Ressource
Chinesisch
IPC: | B66B Aufzüge , ELEVATORS |