Efficient intelligent pore-forming system for soil body and use method of efficient intelligent pore-forming system

The invention provides an efficient intelligent pore-forming system for a soil body and a using method thereof.The efficient intelligent pore-forming system comprises a drill bit device and a tail rod device, and the drill bit device is detachably connected with the tail rod device; the drill bit de...

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Bibliographische Detailangaben
Hauptverfasser:	WAN JIAXING, LI JUNHAO, MOON SANG-WOO, CUI KAI, JIAO TANGXIAN, WANG DONGHUA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SHAFTS TUNNELS
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Beschreibung
Zusammenfassung:	The invention provides an efficient intelligent pore-forming system for a soil body and a using method thereof.The efficient intelligent pore-forming system comprises a drill bit device and a tail rod device, and the drill bit device is detachably connected with the tail rod device; the drill bit device comprises a first hollow drill rod, a first-stage center rod is movably arranged in the first hollow drill rod, a groove is formed in the first hollow drill rod in the longitudinal direction, a guide rail is arranged in the groove, a diameter expanding mechanism is movably arranged in the guide rail, the diameter expanding mechanism is hinged to a supporting mechanism, and the supporting mechanism is connected with the first-stage center rod. The tail rod device comprises a second hollow drill rod, a second-stage center rod is movably arranged in the second hollow drill rod, the second hollow drill rod is detachably connected with the first hollow drill rod, the second-stage center rod is detachably connected