Screw pump in the violent vibration will lead to the effect of pumping is not very good, first of all to understand what kind of screw pump will occur in the case of violent vibration.

The first reason may be that the contact with the coupling is not very good, the bearing is damaged or bent

The second reason may be that some parts of the rotating part appear loose or damaged during the operation of the screw pump

The third reason may be the loose support of the pipeline part

The fourth reason may be that the screw cap is not tightened during installation

The fifth reason may be the screw pump work when the special wrong

When the screw pump pumping bad first to check these little problems, after each inspection, can also check whether there are blockages, to check the work, the bottom valve is in need of repair, cleaning and so on some measures the impeller of a simple treatment.