Geological drilling rig

The utility model provides a geological drilling rig, belongs to sampling drill technical field. The utility model discloses geological drilling rig includes power drive portion, handle frame, gearbox, tap, the subassembly of drilling, the subassembly of drilling includes a drill bit assembly, and a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CHEN JIE, LIU HANGUANG, ZHANG JIANLIN, SONG DEHOU, TONG JIAKUN, TIAN YING, DONG WEIMING, YANG TIANSEN, ZHU MIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	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
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Beschreibung
Zusammenfassung:	The utility model provides a geological drilling rig, belongs to sampling drill technical field. The utility model discloses geological drilling rig includes power drive portion, handle frame, gearbox, tap, the subassembly of drilling, the subassembly of drilling includes a drill bit assembly, and a drill bit assembly includes the first drilling rod of first drilling tool and at least one and at least one first connecting piece, when a first drilling rod, first drilling tool is connected with the screw thread mode with the one end of first drilling rod, and the other end of first drilling rod is connected with power output shaft through first connecting piece, have when a plurality of when first drilling rod, first drilling tool is connected with the screw thread mode with the one end of the first drilling rod in below, and another first drilling rod is connected through first connecting piece to the other end of the first drilling rod in below, finally is connected with power output shaft, just is connected