液压支架双伸缩立柱的结构型式和性能分析

The structure patterns and performance analysis of the double-telescopic props of hydraulic supports

详细分析了液压支架各种不同型式的双伸缩立柱的工作原理、结构特点和性能 。

The paper analyses the working principle,structure features and properties of different types of double_telescopic props of hydraulic supports in detail.It also points out different geological conditions to which different types of douple_telescopic props can be used.