检验紧急停止开关断电功能的便捷方法  

Convenient method for checking power-off function of emergency stop switch

作　　者：蒋元栋[1] 阮一晖[1] 李杰锋[1] Jiang Yuandong;Ruan Yihui;Li Jiefeng

机构地区：[1]江苏省特种设备安全监督检验研究院苏州分院,苏州215031

出　　处：《起重运输机械》2019年第2期125-129,共5页Hoisting and Conveying Machinery

摘　　要：紧急停止开关是起重机重要的安全保护装置,其功能是否可靠有效将直接关系起重机的安全运行。文中阐述了紧急停止开关断电功能的实现原理与一般检验,给出了电气原理图。介绍一种检验紧急停止开关断电功能的便捷方法,以提高检验工作效率和判断正确性。Emergency stop switch is an important safety protection device for cranes.Its function reliability and efficiency can directly affect the safe operation of cranes.In the paper,the realization principle and general inspection of the power-off function of the emergency stop switch is explained,and the electrical schematic diagram is given.The paper introduces a convenient method to check the power-off function of the emergency stop switch,so as to improve the checking efficiency and judge the correctness.

关 键 词：检验 紧急停止开关 断电 便捷方法 

分 类 号：TH215[机械工程—机械制造及自动化]