Lithology-oriented online natural rock debris gamma logging instrument and logging method thereof

• Main Authors: SUN SHIPING, WU AIPING, WEI YONG, HE GANG, YE YINGGUI, LUO MINGZHANG, ZHAO YONG, WANG QIANGJUN, WU HONGTAO, SUN JUNYIXIONG, QI HONGXUE
• Format: Patent
• Language: Chinese; English
• Published: 12.03.2014
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The invention discloses a lithology-oriented online natural rock debris gamma logging instrument and a logging method thereof. The lithology-oriented online natural rock debris gamma logging instrument comprises elements including a noise gamma detector, a sample gamma detector, a detection shield and the like, wherein the detection shield is arranged below the noise gamma detector and the sample gamma detector; a movable limiting slide bar is vertically fixed together with the detection shield; a rock debris collector is arranged between a rock debris concentration spiral propeller and a movable device bracket; a speed reducer is connected with an explosion-proof propulsion motor; the speed reducer is connected with the rock debris concentration spiral propeller through a coupling; an explosion-proof motor limiting base plate is arranged below the explosion-proof propulsion motor; a movable control motor is connected with a movable conveying belt; both a 3G (3rd Generation) wireless network transmitter and a