Composite blade for electric fan

The utility model relates to a composite blade for an electric fan, which comprises a hub part and a plurality of axial flow blades which are annularly arranged out of the hub part. A plurality of centrifugal type blades are annularly arranged out of the axial flow blades, and at least an annular pa...

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Bibliographische Detailangaben
Hauptverfasser:	ZULIANG LIN, WENXI HUANG, GUOZHENG LIN
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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Beschreibung
Zusammenfassung:	The utility model relates to a composite blade for an electric fan, which comprises a hub part and a plurality of axial flow blades which are annularly arranged out of the hub part. A plurality of centrifugal type blades are annularly arranged out of the axial flow blades, and at least an annular part is connected between the axial flow blades and the centrifugal type blades. The utility model is provided with centrifugal type blades and axial flow blades simultaneously so as to increase heat radiation area and heat radiation effect.