Centrifugal fan and outer rotor permanent magnet synchronous motor thereof

The utility model relates to the field of fans, in particular to a centrifugal fan and an outer rotor permanent magnet synchronous motor thereof. An outer rotor permanent magnet synchronous motor comprises a motor shell and a motor shaft arranged in the center of the motor shell in a penetrating mod...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HU XIUBAI, ZHANG YETING, GAO WENMING, CHEN JIHUA
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to the field of fans, in particular to a centrifugal fan and an outer rotor permanent magnet synchronous motor thereof. An outer rotor permanent magnet synchronous motor comprises a motor shell and a motor shaft arranged in the center of the motor shell in a penetrating mode. A rotor assembly fixedly connected with the motor shell and a stator assembly fixedly connected with the motor shaft are arranged in the motor shell. The motor is characterized in that a plurality of connecting ends used for being connected with a wind wheel end disc are arranged on the edge of the motor shell in the circumferential direction of the motor shell, a plurality of reinforcing ribs are further arranged on the motor shell in the circumferential direction of the motor shell, and the reinforcing ribs protrude out of the outer wall of the motor shell to form spoilers. According to the scheme, a plurality of reinforcing ribs are further arranged on the surface of the motor shell in the circumferential dir