Centrifugal pump for conveying a fluid
AssigneeSulzer Management AG
InventorsDaniele CIMMINO, Stefan BERTEN
Life of this patent
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Abstract
A centrifugal pump includes a pump casing having a central axis defining an axial direction, a pump chamber, an impeller arranged within the pump chamber and rotatable about the axial direction, a discharge passage for discharging the fluid from the pump chamber, and a tongue for guiding the fluid to the discharge passage. The tongue includes an inner surface facing the central axis, an outer surface facing away from the central axis, and a leading edge joining the inner surface and the outer surface. The tongue includes a flow passage extending from the inner surface through the tongue to the outer surface.
Claims15
A centrifugal pump for conveying a fluid, comprising:
- a pump casing having a central axis defining an axial direction;
- a pump chamber;
- an impeller arranged within the pump chamber and configured to rotate about the axial direction;
- a discharge passage to discharge the fluid from the pump chamber;
- and
- a tongue configured to guide the fluid to the discharge passage, the tongue comprising an inner surface facing the central axis, an outer surface facing away from the central axis, a leading edge joining the inner surface and the outer surface, and a flow passage extending from the inner surface through the tongue to the outer surface.
Dependencies are inferred from the claim text.