WO2019123531A1 - Stator and electric motor provided with stator - Google Patents
Stator and electric motor provided with stator Download PDFInfo
- Publication number
- WO2019123531A1 WO2019123531A1 PCT/JP2017/045525 JP2017045525W WO2019123531A1 WO 2019123531 A1 WO2019123531 A1 WO 2019123531A1 JP 2017045525 W JP2017045525 W JP 2017045525W WO 2019123531 A1 WO2019123531 A1 WO 2019123531A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- stator
- core
- surface side
- back yoke
- core sheet
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
Abstract
Description
図1は、本発明の実施の形態に係る固定子を備えた電動機を有する密閉型圧縮機の概略構成を示した縦断面図である。図2は、本発明の実施の形態に係る固定子の固定子鉄心を示した平面図である。図3は、本発明の実施の形態に係る固定子の固定子鉄心であって、第1鉄心シートが切り欠き部を有する部分を概略的に示した縦断面図である。図4は、本発明の実施の形態に係る固定子の固定子鉄心であって、第1鉄心シートが密着部を有する部分を概略的に示した縦断面図である。図1では、密閉型圧縮機100の一例としてシリンダ型ロータリ圧縮機を示している。この密閉型圧縮機100は、密閉容器1の内部に、冷媒ガスを圧縮する圧縮要素2と、圧縮要素2を駆動する電動要素3とが収納されている。 Embodiment.
FIG. 1 is a longitudinal sectional view showing a schematic configuration of a hermetic compressor having a motor provided with a stator according to an embodiment of the present invention. FIG. 2 is a plan view showing a stator core of a stator according to an embodiment of the present invention. FIG. 3 is a longitudinal cross-sectional view schematically showing a portion of a stator core of a stator according to an embodiment of the present invention, in which a first core sheet has a notch. FIG. 4 is a longitudinal cross-sectional view schematically showing a portion of the stator core of the stator according to the embodiment of the present invention, in which the first core sheet has the contact portion. In FIG. 1, a cylinder type rotary compressor is shown as an example of the
Claims (3)
- 円環状のバックヨーク部と、前記バックヨーク部から内方に突出した複数のティース部と、を有する固定子鉄心と、
前記固定子鉄心のティース部に巻回されるコイルと、を備え、
前記固定子鉄心は、円環状の第1鉄心シートと円環状の第2鉄心シートとを複数枚積層して形成されており、
前記第1鉄心シートと前記第2鉄心シートは、それぞれ周方向に分割された複数のコア片を有し、隣接する前記コア片の前記バックヨーク部の端部を突き合わせて円環状とされており、
前記第1鉄心シートは、隣接する前記バックヨーク部の端部間に、内面側から径方向に向かって中間部まで隙間を形成する切り欠き部と、当該中間部から外面側まで前記バックヨーク部の端部を突き合わせた密着部と、を有し、
前記第2鉄心シートは、隣接する前記バックヨーク部の端部を内面側から径方向に向かって外面側までを突き合わせた密着部を有する、固定子。 A stator core having an annular back yoke portion and a plurality of teeth portions projecting inward from the back yoke portion;
And a coil wound around the teeth of the stator core,
The stator core is formed by laminating a plurality of annular first core sheet and an annular second core sheet.
The first core sheet and the second core sheet each have a plurality of core pieces divided in the circumferential direction, and end portions of the back yoke portions of the adjacent core pieces are butted to form an annular shape. ,
The first core sheet includes a notch portion between the end portions of the adjacent back yoke portions to form a gap from the inner surface side to the intermediate portion in the radial direction, and the back yoke portion from the intermediate portion to the outer surface side And a close contact portion where the ends of the
The second core sheet includes a contact portion in which the end portions of the adjacent back yoke portions are butted from the inner surface side to the outer surface side in the radial direction. - 前記固定子鉄心は、前記第1鉄心シートと前記第2鉄心シートを交互に複数枚積層して形成されている、請求項1に記載の固定子。 The stator according to claim 1, wherein the stator core is formed by alternately laminating a plurality of the first core sheet and the second core sheet.
- 請求項1又は2に記載の固定子と、前記固定子の内側に回転自在に設けられた回転子と、を備えた電動機。 An electric motor comprising the stator according to claim 1 and a rotor rotatably provided inside the stator.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019559895A JPWO2019123531A1 (en) | 2017-12-19 | 2017-12-19 | Stator and electric motor equipped with the stator |
CN201780096540.6A CN111492560A (en) | 2017-12-19 | 2017-12-19 | Stator and motor having the same |
CZ2020-314A CZ2020314A3 (en) | 2017-12-19 | 2017-12-19 | A stator and an electric motor containing this stator |
KR1020207015192A KR20200081427A (en) | 2017-12-19 | 2017-12-19 | Stator and electric motor having the stator |
PCT/JP2017/045525 WO2019123531A1 (en) | 2017-12-19 | 2017-12-19 | Stator and electric motor provided with stator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2017/045525 WO2019123531A1 (en) | 2017-12-19 | 2017-12-19 | Stator and electric motor provided with stator |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019123531A1 true WO2019123531A1 (en) | 2019-06-27 |
Family
ID=66994478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2017/045525 WO2019123531A1 (en) | 2017-12-19 | 2017-12-19 | Stator and electric motor provided with stator |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPWO2019123531A1 (en) |
KR (1) | KR20200081427A (en) |
CN (1) | CN111492560A (en) |
CZ (1) | CZ2020314A3 (en) |
WO (1) | WO2019123531A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114142633B (en) * | 2021-12-03 | 2023-01-06 | 广东美芝制冷设备有限公司 | Stator, motor, compressor and refrigeration plant |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007141907A1 (en) * | 2006-06-05 | 2007-12-13 | Mitsubishi Electric Corporation | Split type iron core and its manufacturing method, and stator iron core |
JP2011254625A (en) * | 2010-06-02 | 2011-12-15 | Aisin Seiki Co Ltd | Rotary electric machine |
JP2012029458A (en) * | 2010-07-23 | 2012-02-09 | Jfe Steel Corp | Motor |
JP2013042620A (en) * | 2011-08-18 | 2013-02-28 | Hitachi Automotive Systems Ltd | Rotary electric machine |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102916504A (en) * | 2006-10-13 | 2013-02-06 | 株式会社三井高科技 | Laminated core and method for manufacturing the same |
JP4998450B2 (en) * | 2008-12-09 | 2012-08-15 | トヨタ自動車株式会社 | Stator manufacturing method |
JP5174794B2 (en) * | 2009-12-04 | 2013-04-03 | 三菱電機株式会社 | Stator core and stator, electric motor and compressor |
US10804754B2 (en) * | 2015-08-21 | 2020-10-13 | Mitsubishi Electric Corporation | Permanent magnet embedded motor, compressor, and refrigerating and air conditioning apparatus |
-
2017
- 2017-12-19 KR KR1020207015192A patent/KR20200081427A/en not_active Application Discontinuation
- 2017-12-19 CN CN201780096540.6A patent/CN111492560A/en active Pending
- 2017-12-19 CZ CZ2020-314A patent/CZ2020314A3/en unknown
- 2017-12-19 WO PCT/JP2017/045525 patent/WO2019123531A1/en active Application Filing
- 2017-12-19 JP JP2019559895A patent/JPWO2019123531A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007141907A1 (en) * | 2006-06-05 | 2007-12-13 | Mitsubishi Electric Corporation | Split type iron core and its manufacturing method, and stator iron core |
JP2011254625A (en) * | 2010-06-02 | 2011-12-15 | Aisin Seiki Co Ltd | Rotary electric machine |
JP2012029458A (en) * | 2010-07-23 | 2012-02-09 | Jfe Steel Corp | Motor |
JP2013042620A (en) * | 2011-08-18 | 2013-02-28 | Hitachi Automotive Systems Ltd | Rotary electric machine |
Also Published As
Publication number | Publication date |
---|---|
CZ2020314A3 (en) | 2020-07-29 |
CN111492560A (en) | 2020-08-04 |
JPWO2019123531A1 (en) | 2020-08-06 |
KR20200081427A (en) | 2020-07-07 |
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