Continuous sealed type interference-free sampling drilling tool of soil repairing and sampling integrated drilling machine
A soil repair and closed technology, applied in the direction of sampling devices, etc., can solve the problems of destroying soil layers and original physical and chemical properties, and achieve reliable inspection results, deep sampling depth, and convenient and fast sampling
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[0018] Hereinafter, the structural features and technical implementation process of the present invention will be described in detail with reference to the drawings and the embodiments:
[0019] Reference figure 1 As shown, a continuous airtight non-disturbance sampling drilling tool for a soil restoration and sampling integrated drilling rig includes a soil sampling tube outer tube 1. A matching top drive cap 6 is provided on the top of the soil sampling tube outer tube 1 for sealing the outer soil sampling tube At the top of the pipe 1, a core bit 2 is connected to the bottom end of the outer pipe 1 of the soil sampling pipe for sampling into the soil layer. The outer pipe 1 of the soil sampling pipe is provided with a soil core pipe 3 inside the pipe body. The lower end of the soil core tube 3 is connected to the core bit 2 for airtight collection of soil samples, and the upper end of the soil core tube 3 is connected with one end of the core sample tube top drive head 4 for s...
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