JPS60174448U

JPS60174448U - induction motor

Info

Publication number: JPS60174448U
Application number: JP6064184U
Authority: JP
Inventors: 俊彦二見
Original assignee: 株式会社東芝
Priority date: 1984-04-26
Filing date: 1984-04-26
Publication date: 1985-11-19

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の好適一実施例の誘導電動機のコイルエ
ンド部を示す概略側断面図、第２図はその変形例を示す
概略側断面図、第３図は従来の誘導電動機のコイルエン
ド部を示す概略側断面図である。図中、１は誘導電動機、２．　Ｃは回転子、４は固定子
鉄心、５はスロット、７，８はコイル、９は固定子鉄心
の端面、１０，１１．ａはコイルエンド部である。Fig. 1 is a schematic side sectional view showing a coil end of an induction motor according to a preferred embodiment of the present invention, Fig. 2 is a schematic side sectional view showing a modification thereof, and Fig. 3 is a coil end of a conventional induction motor. FIG. In the figure, 1 is an induction motor, 2. C is a rotor, 4 is a stator core, 5 is a slot, 7, 8 are coils, 9 is an end face of the stator core, 10, 11. a is a coil end portion.

Claims

[Scope of utility model registration request]

(1) A plurality of slots are provided on the inner circumferential side of a cylindrical stator core through which the rotor is inserted, and coils of multiple phases are inserted into the slots, and the coils are formed of self-fused wire, The coil end portion of each phase of the coil protruding from one end face of the stator core is shaped by extending the coil end portion of each phase of the coil approximately linearly across the side of the rotor and stacking each phase one after another. Electric motor.

(2) The induction motor according to claim 1, wherein of the plurality of phase coils, only the coil whose stacked coil end portion is innermost is formed of self-welding wire.