Patent ID: 11873689
Assignee: SOUTHWEST PETROLEUM UNIVERSITY
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 1:
2. The integrated piling tool with continuous drilling and circulation pouring as in claim 1, wherein: the power connector comprises a polygonal connection and a first semicircular groove; the first connecting sleeve is connected to the polygonal connection; the first semicircular groove and the fixing orifice form a first circular fixing hole; the integrated piling tool further comprises a first fixing pin that fixes the circulation device to the power connector; the circulation connection is in contact with the second connecting sleeve; the first semicircle connecting groove and the second semicircle connecting groove form a second circular fixing hole, and the integrated piling tool further comprises a second fixing pin that fixes the circulation device to the drill assembly; and the spiral reinforcement is on the drill barrel and either inside or outside the circulation device.