探矿工程-岩土钻掘工程
探礦工程-巖土鑽掘工程
탐광공정-암토찬굴공정
EXPLORATION ENGINEERING (DRILLING & TUNNELING)
2014年
8期
46-49
,共4页
胡朝彬%王宝勋%罗冬华%刘圣勋%宋冠樟%张维国
鬍朝彬%王寶勛%囉鼕華%劉聖勛%宋冠樟%張維國
호조빈%왕보훈%라동화%류골훈%송관장%장유국
钻孔灌注桩%成孔质量%检测系统%孔径%倾斜度%沉渣厚度
鑽孔灌註樁%成孔質量%檢測繫統%孔徑%傾斜度%沉渣厚度
찬공관주장%성공질량%검측계통%공경%경사도%침사후도
bored grouting pile%hole quality%detection system%hole diameter%inclination%sediment thickness
充分利用JJC-1D型钻孔灌注桩成孔质量检测系统,对所测孔径范围进行了扩展,运用分方位四次测量法提高了孔斜度检测精度,并通过实测泥浆电阻率、沉渣(大浓度泥浆)的电阻率,进行试验室研究、对比、分析,形成了检测沉渣厚度的经验参数,取得了较好的应用效果。
充分利用JJC-1D型鑽孔灌註樁成孔質量檢測繫統,對所測孔徑範圍進行瞭擴展,運用分方位四次測量法提高瞭孔斜度檢測精度,併通過實測泥漿電阻率、沉渣(大濃度泥漿)的電阻率,進行試驗室研究、對比、分析,形成瞭檢測沉渣厚度的經驗參數,取得瞭較好的應用效果。
충분이용JJC-1D형찬공관주장성공질량검측계통,대소측공경범위진행료확전,운용분방위사차측량법제고료공사도검측정도,병통과실측니장전조솔、침사(대농도니장)적전조솔,진행시험실연구、대비、분석,형성료검측침사후도적경험삼수,취득료교호적응용효과。
By the full use of JJC-1D quality detection system for hole quality of bored grouting pile, the range of measured hole diameter is extened.The hole inclination detection accuracy is improved by 4-azimuth detection method, the actual measurement of mud resistivity and sediment ( high concentration mud) resistivity are comparatively analyzed in laboratory to obtain the experience parameters for detection on sediment thickness, by which good results are achieved.