基于蜗轮蜗杆伸缩方式的钻孔水力开采钻具设计  

Drilling Tool Design for Hydraulic Borehole Mining Based on Telescopic Manners of Worm and Worm Wheel

作　　者：钟秀平 陈晨[1,2,3] 李刚 潘栋彬[1,2,3] 张颖 沈国军 ZHONG Xiu-ping;CHEN Chen;LI Gang;PAN Dong-bin;ZHANG Ying;SHEN Guo-jun(College of Construction Engineering,Jilin University,Changchun Jilin 130026,China;National-Local Joint Engineering Laboratory of In-situ Conversion,Drilling and Exploitation Technology for Oil Shale,Changchun Jilin 130026,China;Key Laboratory of Drilling and Exploration Technology in Complex Conditions of Ministry of Natural Resources,Changchun Jilin 130026,China)

机构地区：[1]吉林大学建设工程学院,吉林长春130026 [2]油页岩地下原位转化与钻采技术国家地方联合工程实验室,吉林长春130026 [3]自然资源部复杂条件钻采技术重点实验室,吉林长春130026

出　　处：《探矿工程（岩土钻掘工程）》2018年第11期40-44,共5页Exploration Engineering:Rock & Soil Drilling and Tunneling

基　　金：国家自然科学基金面上项目"高压低温水射流作用下海底天然气水合物储层破岩过程与机理研究"(编号:41672361);省校共建项目;新能源专项"油页岩原位转化工程共性关键技术研究"(编号:SXGJSF2017-5);吉林省科技发展计划重点科技攻关项目(编号:20160204011SF)

摘　　要：钻孔水力开采技术具有建矿周期短、环保、采矿费用低、工作深度大等优势,在我国贫矿、深部矿等资源的开发利用方面,有广阔的应用前景。本文总结了传统水力开采钻具的工作特点,分析了固定式喷嘴对开采效率的影响,介绍了本课题组的研究成果,并在此基础上研制了具有自主知识产权的基于蜗轮蜗杆伸缩方式的钻孔水力开采钻具,该钻具实现了水力喷射装置的伸缩运动,实现了靶距的可控调节,从而增加了单孔采矿区域,提高了开采效率。Hydraulic borehole mining provides the advantages of short construction period,environmental protection,low mining cost and great working depth,etc.It has a broad application prospect in the exploitation and utilization of the resources at poor and deep mines in China.In this paper,the characteristics of the traditional hydraulic drilling tools are summarized,the influence of the fixed nozzle on the mining efficiency is analyzed,and the research results are introduced.Based on this,a hydraulic borehole mining drill of independent intellectual property rights was developed according to the telescopic manner of the worm and worm wheel.The drilling tool allows the telescopic movement of the hydraulic jetting device and ensures the adjust of the target distance,thereby increasing the single hole mining area and improving the mining efficiency.

关 键 词：钻孔水力开采 靶距 蜗轮蜗杆 伸缩式水力开采钻具 水枪 

分 类 号：TD85[矿业工程—金属矿开采] P634[矿业工程—矿山开采]