Self-walking type reverse circulation drill

• Main Authors: GAO SHUFANG, HE XU, KONG XIANGWANG, ZHANG XIKUN, SONG QIUFENG, JIN YIMIN
• Format: Patent
• Language: Chinese; English
• Published: 28.11.2007
• 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 utility model discloses a drilling machinery, in particular to a self-propelled reverse circulation drilling machine. The utility model mainly comprises the diesel engine provided on the chassis, a generator, a running gear, a hydraulic equipment, an electric device, a drill tower and drilling tools, wherein the drill tower is provided with a motor head comprising an exhaust apparatus, a gravel pump and the drilling tools. The utility model utilizes the tyre self-propelled chassis. The power of the diesel engine is transferred to the running gear through an actuating mechanism so as to realize the movement between the stations. The generator provides the power for the motor of the motor head and the dredge pump motor, and the infixing and hoisting of the drill tool and the reverse circulation residue extraction are realized. The utility model has the advantages of strong integrality, compact structure, simple manipulation, convenient maintenance, quick movement, precious centering, safety and reliability,