摘要
设计了一种大龙门式交叉迈步自移防护棚架,介绍了防护棚架的结构组成和各部分作用,描述了交叉迈步的工作过程,总结了迈步自移棚架的主要特点和使用情况。
Rrequirements is also put forward design a kind of large span cross-rail protecting ceiling that can move itself step-by-step. The composition of the ceiling and the function of every unit is presented. The steps of self-moving are described. The main features and the condition of service are summarized.
出处
《煤矿机械》
2017年第11期27-28,共2页
Coal Mine Machinery
基金
山西省煤基重点科技攻关项目(MJ2014-03)
关键词
快速掘进
自移
棚架
high-speed driving
self-moving
ceiling
