Large vibration long spiral drilling machine

The utility model discloses a large vibration long spiral drilling machine which comprises a drill tower, a power head, a drill rod and a drill bit, the power head is installed on the drill tower and clamps the drill rod, the drill bit is arranged on the lower portion of the drill rod, the drill rod...

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1. Verfasser: ZHANG ANTAI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model discloses a large vibration long spiral drilling machine which comprises a drill tower, a power head, a drill rod and a drill bit, the power head is installed on the drill tower and clamps the drill rod, the drill bit is arranged on the lower portion of the drill rod, the drill rod is a long spiral drill rod, a radial vibration unit is installed on the power head, and radial vibration of the drill rod is achieved. The transverse vibration unit is arranged in the drill bit or the drill rod close to the drill bit, so that transverse vibration of the drill bit is achieved, slurry-free construction can be achieved, the construction environment is dry and comfortable, the environmental protection requirement is met, and complicated slurry transportation and post-treatment are avoided; the vibration function and the diamond drill teeth achieve crushing of hard rocks and compaction of soil between piles together, the bearing capacity of a pile body is improved while rapid drilling is conducted, con