【摘要】 HTB型伸缩式滑移顶梁液压支架结构优化,重量轻,移架空顶距小,前后顶梁用滑块连接,稳定性高,导向性好,移架迅速。适用于机采与炮采工作面,是高档普采与综采之间的技术。更多还原

【Abstract】 The structure of HTB type telescopic sliding roof beam hydraulic support is optmized and light weight.Rational empty of support-moving is small.The forward and backward top beam connected by silders is high stability,good guidance and fast moving.The hydraulic support introduced by this paper is a technologe between high-grade conventional mining and full mechanized minning,which is appropriate to coal and blasting working face.更多还原