Outer rotor motor

The utility model discloses an outer rotor motor which comprises a rotating shaft, a plastic package stator, an outer rotor, a bearing seat and a bearing. The outer rotor sleeves the plastic package stator which comprises a stator core, a coil winding and a plastic package body. The coil winding is...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: WANG XIONGCHENG
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The utility model discloses an outer rotor motor which comprises a rotating shaft, a plastic package stator, an outer rotor, a bearing seat and a bearing. The outer rotor sleeves the plastic package stator which comprises a stator core, a coil winding and a plastic package body. The coil winding is wound around the stator core. The stator core and the coil winding are connected to be a whole body by the plastic package body. The middle of the stator core is provided with a through hole. The bearing seat is made of a metal material. The bearing seat is embedded into the through hole and is in close cooperation with the inner wall of the through hole. The bearing is installed in the bearing seat. The rotating shaft is in the bearing seat and is supported on the bearing. One end of the rotating shaft extends out of the bearing seat to connect the outer rotor. At least a part of the bearing extends into the through hole of the stator core. The heat radiation problem of the bearing in the outer rotor motor can be effectively solved, the concentricity of the bearing can be effectively improved at the same time, the vibration and noise of the motor in the operation process are reduced, and the outer rotor motor has the advantages of convenient assembly, high reliability and long service life.