Mud pump, refer to it during a drill hole transporting mud or water and other fluids machinery. Mud pump is an important part of drilling equipment.
In normal circulation drilling, it is surface wash medium-water, and mud or polymer drilling fluid in under a certain pressure, high pressure hose, and taps and direct drill string center hole bottom, in order to cool the drill bit, cutting down the debris cleared and transported to the surface of the objective.
Commonly used is a piston or plunger mud pump, driven by the engine crankshaft rotation of the pump, crankshaft through cross driven piston or reciprocating motion in the piston in the pump cylinder. In the presence of alternating suction and discharge valves, achieve the purpose of the flushing liquid pressure.