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)
2015年
2期
17-21
,共5页
高风压%潜孔锤%冲击器%偏心钻头%空压机
高風壓%潛孔錘%遲擊器%偏心鑽頭%空壓機
고풍압%잠공추%충격기%편심찬두%공압궤
high air pressure%DTH hammer%impactor%eccentric bit%air compressor
以渤船重工新型总装生产线工程岩土工程勘察项目为依托，应用KG940 A型高风压履带式潜孔钻车﹑采用气动潜孔锤跟管钻进工艺，结合空气正循环排渣方式，摸索总结出一套针对复杂破碎覆盖层的干式成孔新方法，钻进效率及钻孔质量显著提高，为岩土工程勘察勘探孔施工增添了一种新的思路。
以渤船重工新型總裝生產線工程巖土工程勘察項目為依託，應用KG940 A型高風壓履帶式潛孔鑽車﹑採用氣動潛孔錘跟管鑽進工藝，結閤空氣正循環排渣方式，摸索總結齣一套針對複雜破碎覆蓋層的榦式成孔新方法，鑽進效率及鑽孔質量顯著提高，為巖土工程勘察勘探孔施工增添瞭一種新的思路。
이발선중공신형총장생산선공정암토공정감찰항목위의탁，응용KG940 A형고풍압리대식잠공찬차﹑채용기동잠공추근관찬진공예，결합공기정순배배사방식，모색총결출일투침대복잡파쇄복개층적간식성공신방법，찬진효솔급찬공질량현저제고，위암토공정감찰감탐공시공증첨료일충신적사로。
Relying on the geotechnical engineering investigation project for a new assembly line of Bohai Shipbuilding Heavy Industry Co., Ltd., by the application of KG940A high air pressure and crawler DTH drill and the use of pneumatic DTH drilling with casing combined with air positive circulation slag discharging, a set of new methods of dry-boring is explored according to complex broken overburden layer, which makes significant improvement in drilling efficiency and drilling quality.
