山西焦煤科技
山西焦煤科技
산서초매과기
SHANXI COKING COAL SCIENCE & TECHNOLOGY
2015年
4期
37-39
,共3页
岩巷%快速掘进%中深孔爆破
巖巷%快速掘進%中深孔爆破
암항%쾌속굴진%중심공폭파
Rock roadway%Rapid excavation%Middle -deep hole blasting
针对大断面岩巷快速掘进技术及工艺存在的问题,三交河煤矿下组煤胶轮车辅助运输巷采用 CMJ17HT 型液压钻车、ZWY -120/55L 履带式挖装车等快速掘进设备,应用了底部复式双锲形掏槽中深孔爆破技术,确立了大断面岩巷的快速掘进技术。该研究应用提升了大断面岩巷单进水平,为大断面岩巷掘进提供了理论依据及技术指导。
針對大斷麵巖巷快速掘進技術及工藝存在的問題,三交河煤礦下組煤膠輪車輔助運輸巷採用 CMJ17HT 型液壓鑽車、ZWY -120/55L 履帶式挖裝車等快速掘進設備,應用瞭底部複式雙鍥形掏槽中深孔爆破技術,確立瞭大斷麵巖巷的快速掘進技術。該研究應用提升瞭大斷麵巖巷單進水平,為大斷麵巖巷掘進提供瞭理論依據及技術指導。
침대대단면암항쾌속굴진기술급공예존재적문제,삼교하매광하조매효륜차보조운수항채용 CMJ17HT 형액압찬차、ZWY -120/55L 리대식알장차등쾌속굴진설비,응용료저부복식쌍계형도조중심공폭파기술,학립료대단면암항적쾌속굴진기술。해연구응용제승료대단면암항단진수평,위대단면암항굴진제공료이론의거급기술지도。
The auxiliary transportation roadway of rubber tyred vehicle in Sanjiaohe coal mine lower coal group adopts CMJ17HT type hydraulic drill rig,ZWY -120 /55L crawler digging loading and other rapid excavation equip-ment,applies bottom compound double wedge underholing middle -deep hole blasting technology,establishes the rapid excavation technology of large cross section rock roadway.The study and application enhance the level of single excavation of large cross section rock roadway,and provides a theoretical basis and technical guidance for large cross section rock tunneling.