煤矿机电
煤礦機電
매광궤전
COLLIERY MECHANICAL & ELECTRICAL TECHNOLOGY
2011年
5期
88-91
,共4页
掩护式支架%千斤顶失效%防治措施
掩護式支架%韆斤頂失效%防治措施
엄호식지가%천근정실효%방치조시
shield support%failure on equilibrium jack%prevention and control measure
针对综采工作面掩护式液压支架平衡千斤顶失效,分析了平衡千斤顶的受力状况。通过验算偶合构件的强度及对双向锁安全阀污染状态进行铁谱分析,提出预防措施及偶合构件强度设计优化方案,以充分发挥液压支架的工作性能,实现矿井高效安全生产。
針對綜採工作麵掩護式液壓支架平衡韆斤頂失效,分析瞭平衡韆斤頂的受力狀況。通過驗算偶閤構件的彊度及對雙嚮鎖安全閥汙染狀態進行鐵譜分析,提齣預防措施及偶閤構件彊度設計優化方案,以充分髮揮液壓支架的工作性能,實現礦井高效安全生產。
침대종채공작면엄호식액압지가평형천근정실효,분석료평형천근정적수력상황。통과험산우합구건적강도급대쌍향쇄안전벌오염상태진행철보분석,제출예방조시급우합구건강도설계우화방안,이충분발휘액압지가적공작성능,실현광정고효안전생산。
Aimed at the failure of hydraulic shield support equilibrium jack on fully mechanized coal faces,the force characteristic of equilibrium jack was analyzed.The intensity of coupling hardware was checked and calculated,the pollution state on reversible lock relief valve was analyzed by ferrography.The prevention measures and the coupling hardware intensity design optimum proposal were proposed.Hope the working performance of hydraulic support can be fully developed,then realized high efficiency safe production at coal mine.
