Pump adjustment assembly

Details Pump adjustment assembly Pump adjustment assembly

F - Mech Eng,Light,Heat,Weapons

04

D

103/119

F04D 29/00 (2006.01) F04D 29/16 (2006.01)

Patent

CA 1227085

ABSTRACT A centrifugal pump for pumping slurries and other abrasive liquids having an axial inlet and a circumferential outlet, an impeller rotating within a housing and a suction liner secured to the housing wherein the impeller has a radial nose projecting toward the suction liner, a wear ring providing a complementary confronting surface axially spaced from said impeller and positioned as a part of a spool piece within the suction liner. The spool piece also includes a control means connected to the wear ring to move the wear ring surface axially toward and away from the impeller nose to maintain a preselected clearance therebetween to offset the abrasive wear occurring due to the pumping of the slurry.

469901

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