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钻杆是钻进工具的主要组成部分之一,在钻进时,通过它把动力传递给岩芯管、钻头等钻具,同时把冲洗液输送到孔底,再把岩屑排到孔外。
Drill pipe is one of the main components of drilling tools. When drilling, it transmits the power to the core pipes, drill bits and other drilling tools, and delivers the rinsing liquid to the bottom of the hole, and then drains the cuttings to the outside of the hole .