电磁感应开关在矿井提升机中的应用

Application for Electromagnetic Induction Switch in Mine Hoist

将电磁感应开关用于矿井提升机上发出减速信号，以替代深度指示器上或井简内部的碰撞开关，对于矿井提升机的安全运行，有着十分重要的意义．本文论述了电磁感应开关的工作原理、动作过程及安装使用方法，并通过实例，对该装置的优点进行了总结．

Abstract Sending out decelevation signal for the mine hoist,the replacement of a colliding switch on the depth indicator or within the shaft by electromagnetic induction switch is of momentous significance for the safety operation of mine hoist.This paper discusses the principle of operation,operating procedure and mounted method,and the advantages of this device is evaluted by the case histories.