A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses a foundation piling drill tube comprising a sleeve. The end of the sleeve is provided with a first fastening ring and a second fastening ring connected to the first fastening ring, a fastening groove is arranged between the first and second fastening rings and is provided with an installation sheet provided with a drill bit, the end of the drill bit is in a sharp shape, and the first and second fastening rings are connected through a zipper. The foundation piling drill tube can be arranged on the foundation, piling is facilitated through the drill tube, foundation construction is facilitated, and the installation sheet and the drill bit can be clamped more firmly through the first and second fastening rings.
The invention discloses a foundation piling drill tube comprising a sleeve. The end of the sleeve is provided with a first fastening ring and a second fastening ring connected to the first fastening ring, a fastening groove is arranged between the first and second fastening rings and is provided with an installation sheet provided with a drill bit, the end of the drill bit is in a sharp shape, and the first and second fastening rings are connected through a zipper. The foundation piling drill tube can be arranged on the foundation, piling is facilitated through the drill tube, foundation construction is facilitated, and the installation sheet and the drill bit can be clamped more firmly through the first and second fastening rings.
Foundation piling drill tube
ZHAO SHILI (author)
2015-08-19
Patent
Electronic Resource
English
TIBKAT | 1962
| British Library Conference Proceedings | 2005