论文部分内容阅读
针对煤矿井下液压支架的使用状况,讨论了整体顶梁与铰接顶梁对顶板前端支护性能的影响,并以某一型号液压支架为例,阐述了整体顶梁与铰接顶梁前端力的差别,对液压支架顶梁结构形式的选择及设计具有一定的借鉴意义。
The influence of the whole roof beam and the hinged roof beam on the support performance of the roof is discussed according to the usage of the hydraulic support in the coal mine. Taking a certain type of hydraulic support as an example, the difference of the frontal forces between the whole roof beam and the hinged roof beam , Which has some reference to the choice and design of hydraulic support beam structure form.