Long auger bit for foundation construction

Long auger bit for foundation construction

The utility model discloses a long spiral drill bit for foundation construction, which comprises a long spiral drill bit body and a spiral ground drilling blade on the long spiral drill bit body, a mounting shaft is arranged above the long spiral drill bit body, and a quick replacement mechanism mat...

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Hauptverfasser: XIONG CHANGYIN, YANG RENTAO, WANG SHANGYUN, ZHAN YU, WEN MOYUN, YANG JIAN, SHE ZHENGHUI
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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creator XIONG CHANGYIN
YANG RENTAO
WANG SHANGYUN
ZHAN YU
WEN MOYUN
YANG JIAN
SHE ZHENGHUI
description The utility model discloses a long spiral drill bit for foundation construction, which comprises a long spiral drill bit body and a spiral ground drilling blade on the long spiral drill bit body, a mounting shaft is arranged above the long spiral drill bit body, and a quick replacement mechanism matched with the long spiral drill bit body is arranged on the mounting shaft. A limiting mechanism is arranged on the long spiral bit body; and the quick replacement mechanism comprises a fixing block fixedly installed at the bottom end of the installation shaft, a rectangular inserting groove is formed in the bottom of the fixing block, a rectangular clamping block is fixedly connected to the top end of the long spiral drill bit body, and the tops of the two sides of the rectangular clamping block are arranged to be inclined faces. The long spiral drill bit is reasonable in design, the long spiral drill bit body can be conveniently and rapidly replaced in a simple push-pull mode, the replacement efficiency is improv
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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
title Long auger bit for foundation construction
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