| 摘要 |
PROBLEM TO BE SOLVED: To provide a self-travelling soil-drilling device which efficiently performs drilling and sampling of soil.SOLUTION: The self-travelling soil-drilling device includes: a platform 4 provided with a travelling means 3; a supporting post 7 fitted to a front of the platform 4; a core cutter 11 fitted to the supporting post 7, vertically movable along the supporting post 7, and rotatable around an axis of the supporting post 7; a first drive unit 12 rotatingly driving the core cutter 11; and a soil sampler 15 fitted to the supporting post 7 at the position higher than the core cutter 11 and vertically movable along the supporting post 7. After a surface layer of the soil is drilled by the core cutter 11, the core cutter 11 is rotated, and then a soil sample is taken from the hole drilled by the soil sampler 15. |
