Motor

The invention relates to a motor, which can properly cool the coil end part of the motor. The motor includes a rotor. The motor includes a stator having a stator core and a coil. The motor includes a housing that accommodates a rotor and a stator. The motor includes a first annular member that seals...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TSUCHIYA YUKI, KANEDA YUICHIRO, MAKIDO YASUHIRO, KAJIMOTO SHOGO, AZUMA HIDEYUKI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The invention relates to a motor, which can properly cool the coil end part of the motor. The motor includes a rotor. The motor includes a stator having a stator core and a coil. The motor includes a housing that accommodates a rotor and a stator. The motor includes a first annular member that seals a space between a first end surface of a stator core in an axial direction and an inner wall surface of a housing. The first annular member has a cylindrical shape centered on the axis of the stator core. The first annular member includes at least one first hole and at least one second hole that inject a refrigerant toward a first coil end portion of the coil protruding from a first end surface of the stator core. The at least one first hole is located in a first plane perpendicular to the axis. The at least one second hole is located on a second plane perpendicular to the axis and axially separated from the first plane. 本发明涉及一种马达,恰当地对马达的线圈端部进行冷却。马达具备转子。马达具备定子,所述定子具有定子铁芯及线圈。马达具备收容转子及定子的壳体。马达具备将定子铁芯的轴向的第一端面与壳体的内壁面之