| 砂岩夹薄页岩层马头门加固技术 |
| |
| 引用本文： | 乔卫国,吕言新,张彦奇.砂岩夹薄页岩层马头门加固技术[J].煤炭工程,2011,0(11):38-40. |
| |
| 作者姓名： | 乔卫国 吕言新 张彦奇 |
| |
| 作者单位： | 1. 山东科技大学土木建筑学院,山东青岛266510;山东省土木工程防灾减灾重点实验室,山东青岛266510
2. 煤炭工业济南设计研究院有限公司,山东济南,250031 |
| |
| 基金项目： | 教育部新世纪优秀人才支持计划资助(NCET-07-0519); 长江学者和创新团队发展计划资助(IRT0843) |
| |
| 摘 要： | 彭庄煤矿副井马头门在施工中发生较大变形甚至大范围冒顶，通过对马头门的破坏分析，根据已有的工程加固治理经验，结合国内外先进的支护经验，研究并提出彭庄煤矿副井马头门加固技术方案和施工方案。马头门施工完成后，围岩稳定，无明显变形，随后进行收敛变形测试，马头门两帮和顶底板总的变形量分别为4mm和5mm，有效的提高了马头门及其相连井筒、管子道支护结构的整体性和承载能力，控制住了围岩的变形，保证了巷道的长期稳定。
|
| 关 键 词： | 马头门加固 注浆 支护 收敛变形 锚注 |
Reinforcement Technology of Mine Shaft Ingate in Sandstone with Thin Shale Parting |
| |
| QIAO Wei-guo,LV Yan-xin,ZHANG Yan-qi.Reinforcement Technology of Mine Shaft Ingate in Sandstone with Thin Shale Parting[J].Coal Engineering,2011,0(11):38-40. |
| |
| Authors: | QIAO Wei-guo LV Yan-xin ZHANG Yan-qi |
| |
| Affiliation: | QIAO Wei-guo1,2,LV Yan-xin1,ZHANG Yan-qi3(1.School of Civil Engineering and Architecture,Shandong University of Science and Technology,Qingdao 266510,China,2.Shandong Provincial Key Lab of Civil Engineering Disaster Prevention and Mitigation,3.Jinan Design and Research Institute Corporation Ltd.of Coal Industry,Jinan 250031,China) |
| |
| Abstract: | A large deformation and large roof falling occurred in the construction of the ingate in the Mine Auxiliary Shaft of Pengzhuang Mine.With the analysis on the failure causes of the ingate,according to the reinforced and control experiences of the previous projects,in combination with the advanced support technology at home and abroad,the reinforcement technology and construction plan of the ingate in the auxiliary shaft of Pengzhuang Mine were studied and provided.After the ingate construction completed,the ... |
| |
| Keywords: | reinforcement of min shaft ingate grouting support convergent and deformation bolt and grouting |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
| 点击此处可从《煤炭工程》浏览原始摘要信息 |
|
点击此处可从《煤炭工程》下载全文 |
|
