The invention belongs to the technical field of elevator safety, and relates to an elevator roof rushing prevention device and a roof rushing prevention method. The device comprises a power supply, a speed sensing type electromagnetic relay, an air bag triggering device and an air bag arranged at the top of an elevator; the power supply is connected with the speed sensing type electromagnetic relay; the speed sensing type electromagnetic relay triggers the air bag to work through the air bag triggering device. The elevator roof rushing prevention device and the roof rushing prevention method are high in emergency degree, good in safety performance and suitable for an elevator.
本发明属于电梯安全技术领域,涉及一种电梯防冲顶装置及防冲顶方法,该装置包括电源、速度感知型电磁继电器、气囊触发装置以及设置在升降电梯顶部的气囊;电源与速度感知型电磁继电器相连;速度感知型电磁继电器通过气囊触发装置触发气囊工作。本发明提供了一种应急程度高、安全性能好以及适用于升降电梯的电梯防冲顶装置及防冲顶方法。
Elevator roof rushing prevention device and roof rushing prevention method
电梯防冲顶装置及防冲顶方法
2022-02-25
Patent
Electronic Resource
Chinese
IPC: | B66B Aufzüge , ELEVATORS |
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