水文地质孔分层抽水装置的研制  

Development of Layered Pumping Unit for Hydrogeological Borehole

作　　者：和新[1] 郝国利[1] 张庆宙 张万河[1] 程林[1] 李晋锐[1] 解少朋 HE Xin;HAO Guoli;ZHANG Qingzhou;ZHANG Wanhe;CHENG Lin;LI Jingrui;XIE Shaopeng(Land Resources Exploration Center of Hebei Geo-Mineral Bureau,Shijiazhuang 050081,China)

机构地区：[1]河北省地矿局国土资源勘查中心,石家庄050081

出　　处：《地质装备》2021年第4期9-14,共6页Equipment for Geotechnical Engineering

摘　　要：我单位结合水文地质勘查项目需要,本着“操作性强、经济实用”的原则开展了“水文地质孔分层止水装置及方法研究”工作,针对水文地质钻孔分层抽水试验,设计加工了一套新型分层抽水装置。该装置对以往分层抽水装置及方法进行了优化创新,具有结构简单、实用性强、工艺技术可行、止水材料易于更换和采购的特点。通过项目实际应用,证明其止水效果可靠,能够在同一井(孔)实现分层止水和实时监测,达到了分层抽水试验目的。Combined with the needs of hydrogeological exploration project and based on the principle of strong operability,economy and practicality,our center carried out the research work on layered water sealing device and method of hydrogeological borehole and a new layered pumping device was designed and manufactured according to the layered pumping test.This device optimized on the previous layered pumping device and method has the characteristics of simple structure,strong practicability,feasible technology as well as easy replacement and purchase of water stop material.Through the practical application in the project,it is proved that the sealing effect is reliable,layered water sealing and real-time monitoring can be realized in the same well(borehole)and the purpose of layered pumping test can be achieved.

关 键 词：分层抽水 分层止水 水文地质 

分 类 号：P634.3[天文地球—地质矿产勘探]