双卷筒提升机调绳制动装置的改造

Improvement on the Braking Device for Rope Regulation of Double-drum Hoist

为解决新桥硫铁矿副井提升机调绳作业跑车问题，进行了调绳作业时制动系统的动力分析，提出了改进措施，改进后提升机运行工作良好。

To solve the run-off problem in rope regulation of the auxiliary shaft hoist in Xingqiao Pyrite Mine,an analysis of the kinetics of the braking system in rope regulation was made and the improvement measures were suggested.The hoist has been running well since the improvement.