Method and apparatus for adjusting impeller clearance in a pump

Details Method and apparatus for adjusting impeller clearance in a pump Method and apparatus for adjusting impeller clearance in a pump

F - Mech Eng,Light,Heat,Weapons

04

D

F04D 29/40 (2006.01) F04D 29/62 (2006.01)

Patent

CA 2486027

An impeller clearance adjustment system for providing for a desired clearance between an impeller and a housing by adjusting a spacing (10) between a thrust housing (11) and a frame (12) using a plurality of evenly-spaced shoulder screws (21) locked into a screwed-in position by respective lock nuts (22). A shoulder portion (21a) of each shoulder screw (21) keeps the thrust housing (11) from coming closer to the frame (12) than the adjusted spacing (10).

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