Effect of bolt rib spacing on load transfer mechanism

来源 :矿业科学技术学报：英文版 | 被引量 : 0次 | 上传用户：zyy_2009

【摘要】

：

Rock bolting has firmly used as the coal mine roof reinforcement in underground coal mine. The bolting effect of fully grouted rebar bolt is closely related to

【作者】

：

Wu Tao Cao Chen Han Jun Ren Ti

【机构】

：

CollegeofMining,CME

【出处】

：

矿业科学技术学报：英文版

【发表日期】

：

2017年3期

【关键词】

：

螺栓传力机理锚杆支护混凝土砌块煤矿井下顶板加固表面轮廓锚固效果 Fully grouted bolt Profile study Rib spac

【基金项目】

：

Financial supports for this work, provided by the Open Projects of Research Center of Coal Resources Safe Mining and Clean Utilization, Liaoning of China （No. LNTU1BKF02）, are gratefully acknowledged.

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Rock bolting has firmly used as the coal mine roof reinforcement in underground coal mine. The bolting effect of fully grouted rebar bolt is closely related to the bolt surface profile. This paper provides an experimental study to confirm that bolt rib in

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Effect of bolt rib spacing on load transfer mechanism

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