Title:
ROTATING ELECTRIC MACHINE STATOR AND ROTATING ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2019/235071
Kind Code:
A1
Abstract:
This rotating electric machine stator is provided with: an iron core (10) having a yoke portion (111) having a recess portion (117) on the outer circumferential surface (12) thereof and a plurality of tooth portions (112) having a shoe portion (114); and a coil portion (11) wound around each of the tooth portions (112) with a first insulator portion (130) and a second insulator portion (120) interposed therebetween. The second insulator portion (120) is provided in a slot (113) between the tooth portions (112), is formed to be sheet-shaped and have electrical insulation properties, and has a projection portion (121) projecting from both ends of the iron core (10) in the shaft direction (Y). The first insulator portion (130) is provided with: a first projection portion (132) installed at both ends of the iron core (10) in the shaft direction (Y), having electrical insulation properties, making contact with the projection portion (121), and inserted into the recess portion (117); and a second projection portion (133) for sandwiching the second insulator portion (120) between the side surface (41) of the shoe portion (114) on the outside (X1) in the radial direction (X) and the second projection portion (133).
Inventors:
MOTOHASHI MASAYA (JP)
Application Number:
PCT/JP2019/016170
Publication Date:
December 12, 2019
Filing Date:
April 15, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02K3/34; H02K15/02
Domestic Patent References:
| WO2016208555A1 | 2016-12-29 |
Foreign References:
| JPH0274137A | 1990-03-14 | |||
| JP2016082839A | 2016-05-16 | |||
| JP2013138585A | 2013-07-11 | |||
| JP2006180674A | 2006-07-06 |
Attorney, Agent or Firm:
MURAKAMI Keigo et al. (JP)
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