Radiating fan and its frame structure

Radiating fan and its frame structure

CN
  • CN 100,455,822 C
  • Filed: 09/06/2004
  • Issued: 01/28/2009
  • Est. Priority Date: 09/06/2004
  • Status: Active Grant
First Claim
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1. radiation fan, it comprises:

  • One framework;

    One impeller, have a wheel hub and a plurality of described wheel hub flabellum on every side that is located on, the peripheral part, top of wherein said wheel hub has an inclined-plane or curved surface, and described wheel hub also has an axial component, and the top inner side edge of described flabellum is connected in the intersection of described inclined-plane or curved surface and described axial component;

    One pedestal, be arranged in the described framework, in order to the described impeller of bearing thereon, the top edge of wherein said flabellum be a slanted angle that raises up perpendicular to the horizontal line of described radiation fan axis, the bottom edge of described flabellum be another slanted angle that raises up perpendicular to the horizontal line of described radiation fan axis, the slanted angle of the slanted angle of described flabellum top edge and described flabellum bottom edge is unequal;

    AndOne guiding subassembly, be arranged between described pedestal and the described framework, wherein be positioned at a wherein ora terminalis of the windward side of described guiding subassembly or leeward side and be a slanted angle with horizontal line perpendicular to described radiation fan axis, the scope of described slanted angle is between 3 °



    45 degree.

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