The paper introduces the operating principle, structure and operated result of hydraulic interlocking device with PLC controller for the mouth of Service shaft.

介绍了可编控制器（LC）制的副井口液压联动装置的控制原理、构及应用效果。

youdao

The systematical principle flow shows that the lack of hydraulic interlocking mechanism and the inner leakage had resulted in movement interferences of actuators of both of them.

分析船用升降装置和保护罩发生碰撞的现象，通过系统原理可知缺乏液压互锁机构和系统的内泄漏是导致两者的执行装置发生运动干涉的主要原因。

youdao