Classification of water well drilling rigs(VI)
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Second, according to the type of drive device
Water well drilling rigs can be divided into the following categories according to the type of driving equipment:
1. Electric-driven drilling rig: It is mainly powered by an AC motor to drive the drill pipe to the turntable. It is equipped with a water tap, a kelly, a lifter, etc., and the pressure and pressure are realized by its own weight and a winch.
2. Mechanically driven drilling rig: It is mainly powered by a diesel engine to drive the drill pipe to the turntable. It is equipped with a water tap, a kelly, a lifter, etc., and the pressure and pressure are realized by its own weight and a winch.
3. Hydraulic drilling rig: The power head is provided with hydraulic power to drive the drill pipe. The power head is both a faucet and a lifter. It functions as a drawworks when raising and lowering the drilling tools, and functions as pressurization and decompression when drilling.