ROTARY ELECTRIC MACHINE

To provide a rotary electric machine that can prevent a terminal wire from interrupting winding of a coil.SOLUTION: A stator has a core 31 and a coil 5 formed by winding a conductor wire 50 around the core 31 with an insulator 4 interposed therebetween. The insulator 4 has a winding part 410 in whic...

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Bibliographische Detailangaben
Hauptverfasser: SHINOHARA MASAKI, YOSHIDA SHINICHIRO, NAKAMURA YUICHIRO, TSUKASAKI DAISUKE
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a rotary electric machine that can prevent a terminal wire from interrupting winding of a coil.SOLUTION: A stator has a core 31 and a coil 5 formed by winding a conductor wire 50 around the core 31 with an insulator 4 interposed therebetween. The insulator 4 has a winding part 410 in which the coil 5 is arranged on one end of the core 31 in an axial direction Y, and an outer wall part 412 formed to extend in a circumferential direction Z on an outer side X1 in a radial direction X of the winding part 410. The outer wall part 412 has an introduction groove 6 that guides a terminal wire 51 to the winding part 410 from the outer side X1 in the radial direction X. The introduction groove 6 has a bottom 61 at a position away from the core 31 in the axial direction Y from the position of the winding part 410 in the axial direction Y from the outer side X1 to an inner side X2 in the radial direction X, and an inclined part 62 leading to the winding part 410 continuously from the bottom 61. A distance L between the inclined part 62 and centers Q2, Q3 of the conductor wire 50 of the second and upper layers stacked in the axial direction Y of the coil 5 is more than or equal to a distance obtained by adding a diameter D of the conductor wire 50 to a radius D/2 of the conductor wire 50.SELECTED DRAWING: Figure 4 【課題】端末線がコイルの巻線を妨げることを抑制できる回転電機を提供する。【解決手段】コア31にインシュレータ4を介して導線50を巻線して形成されたコイル5とを有し、インシュレータ4は、コア31の軸方向Yの一端にコイル5が設置される巻線部410と、巻線部410の径方向Xの外側X1の周方向Zに延在して形成された外壁部412とを有し、外壁部412は、端末線51を径方向Xの外側X1から巻線部410に導く導入溝6を有し、導入溝6は、径方向Xの外側X1から内側X2に、巻線部410の軸方向Yの位置より軸方向Yにコア31から離れた位置の底部61と、底部61から連続して巻線部410に至る傾斜部62とを有し、傾斜部62と、コイル5の軸方向Yに積層された2層目以上の導線50の中心Q2、Q3との距離Lが、導線50の半径D/2に導線50の直径Dを加算した距離以上である。【選択図】図4