The drilling rig is mainly used to develop groundwater resources, including drilling for domestic, agricultural and industrial water. It is also suitable for hydrogeological exploration, construction engineering, axial foundation drilling, etc. The composition of general drilling rig: diesel engine, friction clutch, gearbox, transfer case, transmission shaft, mud pump, clean water pump, vacuum pump, turntable, faucet, winch, hydraulic system, operating mechanism, mast, drilling tool, frame .