DRILLING PILE (OPTIONS) Russian patent published in 2023 - IPC E02D5/28 E02D5/72 

FIELD: construction industry.

SUBSTANCE: metal driven piles are used in the construction industry as supporting structures on problematic soils for arranging the supports of the foundations of buildings and structures, main pipelines, bridges, power lines. The bored pile includes a shaft in the form of a hollow pipe and a tip. The end of the hollow pipe is made with arcuate cutouts. The tip is made in the form of a pyramid, the triangular sides of which are made with a protruding arcuate lower part corresponding to the arcuate cutouts on the hollow pipe. The triangular sides of the pyramid are made of metal sheets with a thickness sufficient to weld the inner corners of the triangular metal sheets so that their outer ends form cutting surfaces.

EFFECT: increased efficiency of pile penetration into the ground due to increased cutting ability of the tip.

3 cl, 6 dwg