The present invention relates to a safety device that has a simple structure using magnets and high-frequency/ultrasonic switches, and prevents hands from being caught by emitting a warning light or a warning sound to warn a passenger about the hands being caught, without malfunctioning, wherein the safety device is installed on a support frame (40) between first magnets (50), and a high-frequency switch or an ultrasonic switch is utilized as a switch (SW) connected to a controller (C) that controls the operation of an elevator and a door in order to prevent malfunctions due to the effects of the magnetic forces of the magnets. Drawing_references_to_be_translated.
本发明涉及如下的安全装置:利用磁铁和高频/超声波开关而结构简单,通过警告灯或发出警告音警告乘客被夹手来防止夹手。在第一磁铁(50)之间设置于支撑框架(40),为了防止因磁铁的磁力影响而发生运行不正常,使用高频开关或超声波开关作为在上述第一磁铁(50)之间,设置于支撑框架(40),与控制电梯和电梯门的工作的控制器(C)连接的开关(SW)。
SAFETY DEVICE FOR PREVENTING HAND FROM BEING CAUGHT IN ELEVATOR
电梯防夹手安全装置
04.06.2021
Patent
Elektronische Ressource
Chinesisch
IPC: | B66B Aufzüge , ELEVATORS |
SAFETY DEVICE FOR PREVENTING HAND FROM BEING CAUGHT IN ELEVATOR
Europäisches Patentamt | 2020
|SAFETY DEVICE FOR PREVENTING HAND FROM BEING WEDGED IN ELEVATOR
Europäisches Patentamt | 2018
|Safety device for preventing hand from being jammed in elevator door
Europäisches Patentamt | 2018
|Safety device for preventing hand from being jammed in elevator door
Europäisches Patentamt | 2015
|