【摘要】 竖井提升时矿车在罐笼内摆动幅度较大,一种可靠性高、易维护、安全系数大的器阻车对生产有极大的促进作用,介绍了碰块联动式阻车器的原理以及缺点,改进后的杠杆楔块阻车器的原理和先进性。更多还原

【Abstract】 The mining car has a big range of oscillation in the hoisting cage when hoisting. The retarder has a stimulative effect, which has higher reliability, easy to maintain & higher safety factor. The theory & its defect of yoke linkage were talked about in this article, and the theory & state-of-art of the reformed pry bar retarder were mentioned too.更多还原