Improvements for Enhancing System Security by Using KJ2х2.5х1.2-20 Mine Hoist

Through improving safety facilities and safety devices,technical improvements and improved results of KJ2х2.5х1.2-20 hoist lifting system are introduced in this paper.By using mechatronics technology,its controlling lines were contacted to security protection circuit to form a closed loop security system.It will improve security level,ensure safety production,and improve economic efficiency.