| 利用瓦斯释放孔预埋注浆锚杆加固井底车场硐室 |
| |
| 引用本文： | 习明修,孙长青,杨志刚.利用瓦斯释放孔预埋注浆锚杆加固井底车场硐室[J].煤炭技术,2009,28(9). |
| |
| 作者姓名： | 习明修 孙长青 杨志刚 |
| |
| 作者单位： | 1. 煤炭工业郑州设计院有限公司,河南,郑州,450007
2. 鸡西建井九公司,黑龙江,鸡西,158100 |
| |
| 摘 要： | 孟津煤矿为煤与瓦斯突出矿井,主排水泵房断面大,布置在二层煤之间,矿压大,施工难度极大。通过利用瓦斯释放孔预埋注浆锚杆加固顶板,提高了围岩承载能力,增强了硐室的稳定性,取得了较好的效果。
|
| 关 键 词： | 预埋注浆锚杆 加固 硐室 |
By Gas Release Hole Embedded Grouting Bolt Reinforcing Shaft Botton Chamber |
| |
| XI Ming-xiu,SUN Chang-qing,YANG Zhi-gang.By Gas Release Hole Embedded Grouting Bolt Reinforcing Shaft Botton Chamber[J].Coal Technology,2009,28(9). |
| |
| Authors: | XI Ming-xiu SUN Chang-qing YANG Zhi-gang |
| |
| Affiliation: | 1.Coal Industry Zhengzhou Design Instiute Co Ltd;Zhengzhou 450007;China;2.Mengjin Coal Mine;Yima Coal Industry Group Company;Mengjin 471142;China |
| |
| Abstract: | Mengjin Coal Mine is a mine with coal and gas outburst,the section of the main drainage pumping station is big and it is arranged at the second floor between the two seams,the mine pressure and the construction difficulty are extremely big,through the use of the gas release hole embedded grouting bolt,reinforced the roof,improved the carrying capacity of the surrounding rock,enhanced the stability of the chamber and have achieved good results. |
| |
| Keywords: | embedded grouting bolt reinforcement chamber |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
