WO2015162916A1 - Stator et moteur électrique dans lequel celui-ci est utilisé - Google Patents

Stator et moteur électrique dans lequel celui-ci est utilisé Download PDF

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Publication number
WO2015162916A1
WO2015162916A1 PCT/JP2015/002182 JP2015002182W WO2015162916A1 WO 2015162916 A1 WO2015162916 A1 WO 2015162916A1 JP 2015002182 W JP2015002182 W JP 2015002182W WO 2015162916 A1 WO2015162916 A1 WO 2015162916A1
Authority
WO
WIPO (PCT)
Prior art keywords
insulator
stator
winding
insulating member
split
Prior art date
Application number
PCT/JP2015/002182
Other languages
English (en)
Japanese (ja)
Inventor
満 柴田
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to JP2015544237A priority Critical patent/JP6002941B2/ja
Priority to CN201580000539.XA priority patent/CN105210269B/zh
Publication of WO2015162916A1 publication Critical patent/WO2015162916A1/fr

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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
    • H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/08—Forming windings by laying conductors into or around core parts
    • H02K15/095—Forming windings by laying conductors into or around core parts by laying conductors around salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/32—Windings characterised by the shape, form or construction of the insulation
    • H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/46—Fastening of windings on the stator or rotor structure

Definitions

  • the present invention relates to an induction motor stator mainly used for a ventilation fan and an electric motor using the same.
  • the stator iron core has a ring-shaped outer ring yoke portion, and the insulating member is made of an integrally molded product of insulating resin. After winding the stator iron core via a winding frame, thus, since the insulating member is inserted into the stator core from above and below, the rigidity of the insulating member is required, which increases the thickness of the insulating member and narrows the winding space.
  • the conventional motor has a problem that the winding space is narrowed.
  • the stator according to the present invention is formed in an annular shape by a plurality of divided core bodies having tooth portions and the same number of the divided core bodies and the connecting divided core bodies sandwiched between the divided core bodies. Equipped with a stator core.
  • an upper insulator and a lower insulator that sandwich the split iron core body from the rotation axis direction, and windings wound around the upper insulator and the lower insulator are provided. Furthermore, by pressing a connection division
  • the insulating member is pressed and clamped from the outer peripheral direction, the thickness necessary for inserting the insulating member from the vertical direction is not necessary, and the insulating member itself is pressed to the minimum thickness by pressing. Therefore, it is possible to minimize the space required for the insulation of the connecting split cores. As a result, the winding space can be expanded, and a small and high-performance motor can be provided.
  • This motor is particularly effective when used in a blower device (ventilation blower) that is small and requires high performance.
  • FIG. 1 is a partially cutaway perspective view of an electric motor using a stator according to a first embodiment of the present invention.
  • FIG. 2 is an exploded perspective view of the stator according to the first embodiment of the present invention.
  • FIG. 3 is an exploded perspective view of the stator according to the first embodiment before winding the stator.
  • FIG. 4 is a main part configuration diagram of the stator according to the first embodiment of the present invention.
  • FIG. 5 is a perspective view of the stator according to the second embodiment of the present invention.
  • stator according to one embodiment of the present invention will be described with reference to the drawings.
  • the electric motor 1 As shown in FIG. 1, the electric motor 1 according to the present embodiment includes a stator 2, a rotor 3 provided inside the stator 2, an upper cover 4 and a lower cover 5 provided outside the stator 2, and the stator 2. And a terminal block 6 provided between the upper cover 4 and the upper cover 4. In the electric motor 1, the rotor 3 rotates by energizing the stator 2 from the external power source through the terminal block 6.
  • the stator 2 includes a stator core 7, an upper insulator 10, a lower insulator 11, a winding 12 and an insulating member 13, and the lower insulator 11 has a temporary insulating member temporary.
  • a placing portion 14 is provided.
  • the insulating member temporary placement portion 14 is provided on the outer peripheral side of the lower insulator 11 and has a groove between the lower insulator 11 main body and the insulating member temporary placement portion 14. An insulating member 13 to be described later is inserted into this groove and temporarily placed.
  • the stator core 7 has a structure in which the divided core body 8 is divided into four parts, and the connecting divided core body 9 sandwiched between the divided core bodies 8 is divided into a total of eight parts. That is, the stator core 7 is configured by alternately connecting the divided core bodies 8 and the connecting divided core bodies 9 in an annular shape.
  • the split iron core body 8 has a tooth portion protruding to the inner peripheral side. As will be described later, the winding 12 is wound around the tooth portion via the upper insulator 10 and the lower insulator 11.
  • stator 2 Next, a method for manufacturing the stator 2 will be described.
  • the divided core body 8 is sandwiched from above and below by the upper insulator 10 and the lower insulator 11 in a state where the divided core bodies 8 are arranged in a ring shape.
  • the winding 12 is applied continuously for each phase.
  • the insulating member 13 is temporarily held by the insulating member temporary placement portion 14 of the lower insulator 11 on the outer peripheral side of the winding 12. And the division
  • the insulating member 13 is pressed and clamped from the outer peripheral direction, the insulating member 13 is insulated as shown in FIG.
  • the member 13 can be thinned.
  • the insulating member 13 when the insulating member 13 is inserted from above and below, it is necessary to provide sufficient clearance to avoid friction due to contact with the winding, and the winding space becomes narrow. In the configuration of 2, the clearance is not required, and a wide winding space can be taken.
  • stator core 7 is divided into a split core body 8 and a split core body 9 for connection sandwiched between the split core bodies 8, and the split split core body 9 is mounted from the outer peripheral direction after the winding 12 is applied.
  • winding 12 can be expanded and the operation
  • the space required for the insulation of the connecting split core body 9 can be minimized, and the winding space can be expanded. It is possible to provide a motor and a blower with good performance.
  • the opening for winding the winding 12 can be enlarged, the winding 12 can be easily wound.
  • the stator and the electric motor using the stator are reduced in size. If the winding thickness is the same, the number of windings is increased and a motor with good performance is obtained. can get.
  • the insulating member 13 is held by the lower insulator 11.
  • the upper insulator 10 has a function, for example, a convex portion is provided on both upper sides of the insulating member 13, and the upper insulator 10 is provided. The same effect can be obtained even in the case where the protruding portion is hooked on the insulating member temporary placement portion 14 to temporarily place it.
  • the divided core bodies 8 and the divided core bodies 9 for connection are alternately provided in an annular shape. If it is the structure which is made, the division
  • the stator core 7 a constituting the stator 2 a has four split cores 8 and four connecting split cores 9 sandwiched between the split cores 8. It is the structure divided
  • the stator 2a of the present invention since the strength of the insulator 15 can be increased, the insulating member 13 can be held with a thinner thickness than that of the first embodiment. Therefore, since a wider winding space can be secured, it is possible to provide an electric motor and a blower that are even smaller and have better performance.
  • the divided core body 8 and the divided core core for connection are described.
  • the bodies 9 are alternately provided in a ring shape, the divided core bodies 8 and the connecting divided core bodies 9 are not limited to four.
  • the stator core constituting the stator includes a plurality of split core bodies and the same number of connecting split core bodies as the split core bodies sandwiched between the split core bodies, and an insulator is provided on the split core bodies. Winding is applied continuously for each phase sandwiched from above and below. After that, after the insulating member is held by the insulator, the insulating member is sandwiched between the insulator and the connecting split core by pressing the connecting split iron core from the outer peripheral direction.
  • the core body may be manufactured by integrally molding the split core body with the insulator, the strength of the insulator can be increased, and the insulator can be made thinner, so that a wider winding space can be provided. It has the effect that it can be secured.
  • the electric motor and the air blower using the stator according to the present invention are small size, high efficiency, high output, which is an electric device that is required to realize a ventilation fan, an air conditioner, an air cleaner, an air conditioner. It is useful to install in a machine, dehumidifier, humidifier, etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

La présente invention comprend un noyau de stator (7) qui est configuré sous une forme annulaire en utilisant une pluralité de noyaux dentés segmentés (8) et en connectant des noyaux segmentés (9) qui sont au même nombre que les noyaux segmentés (8) et qui sont maintenus entre les noyaux segmentés (8). L'invention comprend également des isolateurs supérieurs (10) et des isolateurs inférieurs (11) qui prennent en sandwich les noyaux segmentés (8) depuis la direction de l'axe de rotation et des fils d'enroulement (12) qui sont enroulés autour des isolateurs supérieurs (10) et des isolateurs inférieurs (11). Les noyaux segmentés (9) de connexion sont pressés depuis la direction circonférentielle extérieure de manière à placer davantage d'éléments isolants (13) qui sont maintenus entre les isolateurs supérieurs (10), les isolateurs inférieurs (11) et les noyaux segmentés (9) de connexion sur le côté circonférentiel extérieur des fils d'enroulement (12).
PCT/JP2015/002182 2014-04-24 2015-04-22 Stator et moteur électrique dans lequel celui-ci est utilisé WO2015162916A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015544237A JP6002941B2 (ja) 2014-04-24 2015-04-22 固定子とそれを用いた電動機
CN201580000539.XA CN105210269B (zh) 2014-04-24 2015-04-22 定子和使用该定子的电动机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014089756 2014-04-24
JP2014-089756 2014-04-24

Publications (1)

Publication Number Publication Date
WO2015162916A1 true WO2015162916A1 (fr) 2015-10-29

Family

ID=54332092

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/002182 WO2015162916A1 (fr) 2014-04-24 2015-04-22 Stator et moteur électrique dans lequel celui-ci est utilisé

Country Status (3)

Country Link
JP (1) JP6002941B2 (fr)
CN (1) CN105210269B (fr)
WO (1) WO2015162916A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11309762B2 (en) 2019-07-25 2022-04-19 Lg Electronics Inc. Motor
US11563349B2 (en) 2019-07-15 2023-01-24 Lg Electronics Inc. Motor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61207157A (ja) * 1985-03-09 1986-09-13 Asmo Co Ltd 電動機の固定子
JPH11341717A (ja) * 1998-05-28 1999-12-10 Matsushita Seiko Co Ltd 電動機の固定子とその製造方法
JP2002315236A (ja) * 2001-04-13 2002-10-25 Matsushita Seiko Co Ltd 内転型電動機の固定子
JP2004096992A (ja) * 2003-09-17 2004-03-25 Matsushita Ecology Systems Co Ltd 内転型電動機の固定子およびその製造方法
JP2007014088A (ja) * 2005-06-29 2007-01-18 Mitsubishi Electric Corp 回転電機のステータ、回転電機、及び回転電機のステータの製造方法
JP2014014196A (ja) * 2010-12-29 2014-01-23 Nippon Densan Corp 電機子、インシュレータ及びモータ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172444B (en) * 1985-03-09 1988-08-17 Asmo Co Ltd Stator for an electric motor
JP3017085B2 (ja) * 1995-11-02 2000-03-06 三菱電機株式会社 回転電機及びその製造方法
CN1290243C (zh) * 2001-04-13 2006-12-13 松下环境系统株式会社 内转型电动机的定子及其制造方法
JP4339027B2 (ja) * 2003-06-16 2009-10-07 本田技研工業株式会社 ステータ
CN102377256B (zh) * 2010-08-04 2015-11-25 广东松下环境系统有限公司 电动机的定子、电动机及送风装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61207157A (ja) * 1985-03-09 1986-09-13 Asmo Co Ltd 電動機の固定子
JPH11341717A (ja) * 1998-05-28 1999-12-10 Matsushita Seiko Co Ltd 電動機の固定子とその製造方法
JP2002315236A (ja) * 2001-04-13 2002-10-25 Matsushita Seiko Co Ltd 内転型電動機の固定子
JP2004096992A (ja) * 2003-09-17 2004-03-25 Matsushita Ecology Systems Co Ltd 内転型電動機の固定子およびその製造方法
JP2007014088A (ja) * 2005-06-29 2007-01-18 Mitsubishi Electric Corp 回転電機のステータ、回転電機、及び回転電機のステータの製造方法
JP2014014196A (ja) * 2010-12-29 2014-01-23 Nippon Densan Corp 電機子、インシュレータ及びモータ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11563349B2 (en) 2019-07-15 2023-01-24 Lg Electronics Inc. Motor
US11309762B2 (en) 2019-07-25 2022-04-19 Lg Electronics Inc. Motor

Also Published As

Publication number Publication date
CN105210269A (zh) 2015-12-30
JP6002941B2 (ja) 2016-10-05
CN105210269B (zh) 2017-12-12
JPWO2015162916A1 (ja) 2017-04-13

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