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[1]朱汉明,梅群力,陈清运,等.锚固剂玻璃钢锚杆支护工程力学特性与应用[J].武汉工程大学学报,2014,(04):65-69.[doi:103969/jissn16742869201404014]
 ZHU Han ming,MEI Qun li,CHEN Qing yun,et al.Engineering mechanics properties and application of glass fiber reinforced polymer bolting with anchoring agent[J].Journal of Wuhan Institute of Technology,2014,(04):65-69.[doi:103969/jissn16742869201404014]
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锚固剂玻璃钢锚杆支护工程力学特性与应用(/HTML)
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《武汉工程大学学报》[ISSN:1674-2869/CN:42-1779/TQ]

卷:
期数:
2014年04期
页码:
65-69
栏目:
资源与土木工程
出版日期:
2014-04-30

文章信息/Info

Title:
Engineering mechanics properties and application of glass fiber reinforced polymer bolting with anchoring agent
文章编号:
16742869(2014)04006505
作者:
朱汉明1梅群力2陈清运3朱万成4
1.武钢集团矿业有限责任公司金山店铁矿,湖北 大冶 435100;2.中国黄金集团新疆金滩矿业有限公司,新疆 鄯善 838200;3.武汉工程大学资源与土木工程学院,湖北 武汉 430074;4.东北大学资源与土木工程学院,辽宁 沈阳 110006
Author(s):
ZHU Hanming1MEI Qunli2CHEN Qingyun3ZHU Wangcheng4
1.Jinshandian Iron Ore Mine,Mineral & Company,Ltd.WISCO,Daye 435000,China;2.China nation gold group Xinjiang Jintan Mineral & Company,Ltd.,Shanshan 838200,China;3.School of Resources and Civil Engineering,Wuhan Institute of Technology,Wuhan 430074,China;4.College of Resources and Civil Engineering,Northeast University,Shenyang 110006,China
关键词:
锚固剂玻璃钢锚杆支护质量检测标准支护优化
Keywords:
anchoring agentglass fiber reinforced polymer boltinginspection standards of support qualityoptimal support
分类号:
TU432
DOI:
103969/jissn16742869201404014
文献标志码:
A
摘要:
针对金山店铁矿锚固剂玻璃钢锚杆支护优化设计中的技术参数和施工质量检测标准的问题,采用室内、现场试验等研究方法对该支护体系的工程力学特性进行了系统研究.结合金属矿山巷道变形特点,将MT219-2002规范中的“锚固力”技术指标修订为“单位锚固长度锚固力”,并增加了“延伸率”技术指标.锚固剂的抗压强度和膨胀性室内力学试验结果表明,抗压强度比规范略小,长期膨胀性为0.52%,达到规范的技术要求.在-270 m~-340 m中段的石英闪长岩和粉状磁铁矿中,采用现有施工技术进行了锚固剂玻璃钢锚杆支护工程力学特性试验,得到各项强度和变形指标.在此基础上,按强度折减系数0.8进行了折减,提出了锚固剂玻璃钢锚杆支护的技术要求和施工质量检测标准.应用该结果进行-312m水平采准巷道支护优化设计和质量检测,在试验地段取得明显的效果.
Abstract:
Aimed at the technical design parameters and construction quality inspection standards of Jinshandian Iron Mine,the engineering mechanics properties of glass fiber reinforced polymer(GFRP) bolting with anchoring agent were studied.According to the tunnel deformation characteristics of metal mine,anchor force in the MT2192002 standard was revised to the one in unit anchor length,and the indicators of resistance deformation increased.The laboratory test of compressive strength and expansibility of anchoring agent shows the compressive strength is smaller than that of the standard and the long term expansion is 0.52%,which meets the standard requirements.The engineering mechanics properties of GFRP bolting with anchoring agent were tested on the quartz diorite and powder magnetite mine in -270 m to -340 m section by means of current construction technology,and all strength and deformation parameters were obtained.Technical requirements and construction quality inspection standard of GFRP bolting support were presented on the basis of reducing the strength by 0.8 times.Finally,they were used to the tunnel optimal design and quality inspection in the -312 m experimental section,obtaining obvious effect.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:20140317基金项目:国家自然科学基金资助项目 (51374049) 作者简介:朱汉明(1975),男,湖北浠水人,工程师,硕士.研究方向:岩石力学与巷道围岩控制.
更新日期/Last Update: 2014-05-15