Improved velocity profile impeller vane

Improved velocity profile impeller vane

  • CN 1,938,189 B
  • Filed: 03/30/2005
  • Issued: 06/16/2010
  • Est. Priority Date: 03/31/2004
  • Status: Active Grant
First Claim
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1. impeller that is used for centrifugal pump, comprise that at least one is configured to the blade of centrifugal pump, with along the direction of leaving impeller middle spindle water conservancy diversion radially, described at least one blade at length direction along the outer periphery that radially extends to described impeller on the direction of central shaft of leaving impeller, and has the center line that extends along the radial length of described blade, this center line is arranged in the vertical plane, described central shaft plane of living in described impeller, described at least one blade has near the described periphery that is positioned at described impeller or and about the outer terminal of the described center line radial symmetric of described blade, described outer terminal has the portion that stretches out that is convex shape.

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