In Dongguan, South China's Guangdong Province, overload protection failure is being blamed for last Friday's elevator plunge that injured 20 people.
在中国南方的广东省东莞市，超载保护失效被认为是上周五致20人受伤的电梯坠落事故的原因。
After some non-famous elevator repairs, the original brand hybrid device, or to stop the operation of brand lift. the failure of existing safety problems.
有一部分非名牌电梯经过维修后，原器件品牌混杂，或者名牌电梯带病运行，存在发生故障的安全隐患。
It focuses on the role of safety gear of elevator, intro-duces safety gear types and working principle of safety gear, as well as the general test methods, common safety gear failure, treatment.
着重介绍了安全钳在电梯中所起的作用，安全钳的结构、种类及安全钳的工作原理以及安全钳的一般检验方法，安全钳常见的故障、处理方法。
This paper introduces the structural principle of disc brake, probes into the reasons of the failure of disc brake of elevator, and advances some corresponding protective measures.
介绍了盘形制动器的结构原理，探讨了提升机盘形制动器制动失灵的原因，并提出了相应的预防措施。
Previous elevator is used mostly "relay logic" control, this control failure rate is high, transformation difficulty.
以往的电梯大多采用“继电器逻辑”控制，这种控制故障率高，改造困难。
Now commonly used by a single sensor on the elevator control system to detect, And its spectrum analysis, Failure to achieve the purpose of diagnosis.
目前普遍采用单一传感器对提升机控制系统进行检测，并对其频谱进行分析，达到对故障诊断的目的。
The initial investigation indicates that the overloading led to the failure of the brake system of the elevator.
初步调查显示，超载导致了电梯制动器系统失灵。
Hydraulic elevator running safely and stably, the elevator will be still going down slowly to the nearest floor and open even if power failure or malfunction occurred in power source.
液压电梯运行安全可靠，即使停电或电源发生故障，仍可使轿厢稳定慢速下降到附近楼层后开门。
Hydraulic elevator running safely and stably, the elevator will be still going down slowly to the nearest floor and open even if power failure or malfunction occurred in power source.
液压电梯运行安全可靠，即使停电或电源发生故障，仍可使轿厢稳定慢速下降到附近楼层后开门。
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