WO2012070752A1 - Logement de barre omnibus d'un moteur ayant une productivité améliorée et procédé de branchement de bobines utilisant celui-ci - Google Patents

Logement de barre omnibus d'un moteur ayant une productivité améliorée et procédé de branchement de bobines utilisant celui-ci Download PDF

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Publication number
WO2012070752A1
WO2012070752A1 PCT/KR2011/006507 KR2011006507W WO2012070752A1 WO 2012070752 A1 WO2012070752 A1 WO 2012070752A1 KR 2011006507 W KR2011006507 W KR 2011006507W WO 2012070752 A1 WO2012070752 A1 WO 2012070752A1
Authority
WO
WIPO (PCT)
Prior art keywords
bus bar
main body
coils
bar housing
coil guide
Prior art date
Application number
PCT/KR2011/006507
Other languages
English (en)
Inventor
Jeong Cheol Jang
Je Hyung Seo
Hugh Jin Cho
Original Assignee
New Motech Co.,Ltd.
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 New Motech Co.,Ltd. filed Critical New Motech Co.,Ltd.
Publication of WO2012070752A1 publication Critical patent/WO2012070752A1/fr

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Classifications

    • 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
    • H02K3/52—Fastening salient pole windings or connections thereto
    • H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
    • H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
    • H02K2203/09—Machines characterised by wiring elements other than wires, e.g. bus rings, for connecting the winding terminations
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements

Definitions

  • the present invention relates to a motor and, more particularly, to a motor having an easy work by introducing a bus bar housing of a new structure for the wiring of the coils of the motor.
  • a motor particularly, a brushless motor for vehicles has a parallel connection structure of 3 (U, V, and W) phases.
  • the I/O terminals of the 3 phases are electrically connected to a ring-shaped bus bar, and the ends of coils wound on stator cores are wired with the respective connection taps of the bus bar.
  • the wiring structure of the coils using the bus bars is disclosed in Korean Patent Unexamined Publication Nos. 10-2008-0068437, 10-2010-46922, and 10-2010-0059548.
  • the conventional bus bar structures have a problem in that a work is difficult because the end of each of coils must be connected to each of the connection taps of the bus bar in the state in which a plurality of stator cores is upwardly protruded.
  • connection taps of the bus bar must be connected in the state in which the ends of the coils are upwardly protruded. Accordingly, a work is very difficult, and there is a possibility that the coil is erroneously wired with other connection tap.
  • the inventors of the present invention propose a bus bar housing of a new structure and a method of wiring coils using the same in order to improve work efficiency.
  • a bus bar housing includes a ring-shaped main body 10; a plurality of bus bar insertion grooves 11 sequentially formed in a radial direction in the upper part of the main body and configured to have a bus bar 20 inserted therein; and a plurality of coil guide grooves 13 formed along the outer circumferential surface of the main body 10.
  • the bus bar housing may further include a plurality of connection tap guides 12 formed between the bus bar insertion grooves 11 and the outer circumferential portion of the main body 10 and placed on the same radius line with the coil guide grooves 13.
  • a bus bar housing includes a ring-shaped main body 10; a plurality of bus bar insertion grooves 11 sequentially formed in a radial direction in the upper part of the main body and configured to have a bus bar 20 inserted therein; and a plurality of coil guide grooves 13 formed along the inner circumferential surface of the main body 10.
  • the bus bar housing may further include a plurality of connection tap guides 12 formed between the bus bar insertion grooves 11 and an inner circumferential portion of the main body 10 and placed on an identical radius line with the coil guide grooves 13.
  • a method of wiring coils using a bus bar housing includes the steps of bending the coils wound on a stator assembly; coupling the bus bar housing, having coil guide grooves formed therein, over the stator assembly; bending the coils along the coil guide grooves; and connecting ends of the coils to respective connection taps of a bus bar coupled within the bus bar housing.
  • a bus bar housing and a method of wiring coils using the same according to the present invention are advantageous in that they can improve productivity by facilitating a work when coils are wired and prevent cross due to a mistake in a work.
  • FIG. 1 is a perspective view showing the structure of a bus bar housing according to the present invention
  • FIG. 2 is a front view showing the structure of the bus bar housing according to the present invention.
  • FIG. 3 is a perspective view showing a state in which bus bars have been inserted into the bus bar housing according to the present invention
  • FIG. 4 is a perspective view showing a first step of a method of wiring coils using the bus bar housing according to the present invention
  • FIG. 5 is a perspective view showing a second step of a method of wiring coils using the bus bar housing according to the present invention.
  • FIG. 6 is a perspective view showing a third step of a method of wiring coils using the bus bar housing according to the present invention.
  • FIG. 1 is a perspective view showing the structure of a bus bar housing according to the present invention
  • FIG. 2 is a front view showing the structure of the bus bar housing according to the present invention.
  • the bus bar housing 1 includes a main body 10, a bus bar insertion groove 11, connection tap guides 12, coil guide grooves 13, and coupling protrusions 14.
  • the main body 10 is chiefly made of plastic resin material and fabricated by ejection molding.
  • the main body 10 chiefly has a circular empty shape.
  • the bottom of the main body 10 is seated on the top of a stator assembly 30 (refer to FIG. 4) and coupled thereto.
  • a plurality of the bus bar insertion grooves 11 is formed, if necessary.
  • four grooves are formed for the 3-phases u, v, and w and neutral point wiring.
  • the four grooves include first to fourth bus bar insertion grooves 111, 112, 113, and 114.
  • the first to fourth bus bar insertion grooves are electrically insulated from respective neighboring bus bar insertion grooves.
  • the first to fourth bus bar insertion grooves are formed by resin molding and are sequentially formed in a radial outside direction from an upper inside of the main body 10 so that they have an increasing diameter.
  • connection tap guides 12 A plurality of connection taps 21 (refer to FIG. 3) formed in a bus bar 20 (refer to FIG. 3) is placed in the connection tap guides 12.
  • the connection taps 21 are seated in and fixed to the respective connection tap guides 12.
  • the connection tap guides 12 function to fix the connection taps 21. If the connection tap 21 has a structure not requiring fixing, the connection tap guides 12 may not be formed in the bus bar housing 1.
  • the connection tap guides 12, as shown in FIGS. 1 and 2 are formed on in the outer circumferential portion of the bus bar insertion grooves 11. If the coil guide grooves 13 are formed in the inner circumferential portion of the main body as will be described below, however, the connection tap guides 12 are placed toward the inner circumferential portions of the bus bar insertion grooves 11. Meanwhile, it is preferred that like the bus bar insertion grooves 11, the connection tap guides 12 be formed by resin molding when the main body 10 is ejected.
  • the coil guide grooves 13 are portions through which respective coils pass.
  • the plurality of coil guide grooves 13 is formed on the outer circumferential surface of the main body 10.
  • the coils wound on the stator assembly are bent toward the inside of the main body 10 along the coil guide grooves 13 and then coupled to the respective connection tap 21.
  • the connection tap 21 is placed at a portion corresponding to the coil guide groove 13, that is, on the same radius line.
  • the coil guide grooves 13 are illustrated to be formed on the outer circumferential surface of the main body 10, but may be formed along the inner circumferential surface of the main body 10, if necessary.
  • the coil is bent through the inside of the main body and then connected to the connection tap 21 of the connection tap guide 12 formed in the inside of the coil guide groove 11 of the coil guide groove 13.
  • the plurality of coupling protrusions 14 is formed at the bottom of the bus bar housing 1 and, preferably, three coupling protrusions 14 are formed.
  • the coupling protrusions 14 function to fix the bus bar housing 1 to the top of the stator assembly 30. It is preferred that the coupling protrusions 14, together with the main body 10, be formed by resin molding when the main body 10 is ejected.
  • FIG. 3 is a perspective view showing a state in which the bus bars 20 have been inserted into the bus bar housing 10 according to the present invention.
  • Each of the bus bars 20 includes the plurality of connection taps 21.
  • FIG. 3 shows four bus bars for u, v, and w phases and a neutral point.
  • the bus bar of each of the phases and the connection tap are assigned reference numerals 20 and 21, respectively.
  • the bus bar of each phase includes the plurality of connection taps 21 and I/O terminal units 22.
  • the bus bar 20 is inserted into the bus bar insertion groove 11 and fixed thereto.
  • the connection tap 21 is placed in the connection tap guide 12 of the main body 10.
  • the coil guided along the coil guide groove 13 is connected to the connection tap 21.
  • FIG. 3 shows a state in which the coil guide grooves 13 are formed along the outer circumferential surface of the main body 10. Accordingly, the connection taps 21 are also formed in the outside direction of the main body. If the coil guide grooves 13 are formed along the inner circumferential surface of the main body 10, the connection taps 21 are also formed along the inside direction of the main body.
  • the coils are guided along the coil guide grooves 11 and then fixed. Accordingly, the end of each of the coils wound on the stator assembly can be easily connected to the connection tap 21 of the bus bar 20. A detailed work process is described below.
  • FIGS. 4 to 6 are perspective views showing the steps of a method of wiring coils using the bus bar housing according to the present invention. In each of the steps to be described below, it is assumed that the coil guide grooves 13 are formed in the outside direction of the main body 10.
  • the coils 40 wound of the stator assembly 30 are bent in the outside direction.
  • the bus bar housing 1 into which the bus bars 20 have been inserted are coupled to the top of the stator assembly 30.
  • the coils 40 are bent so that they pass through the respective coil guide grooves 13.
  • the ends of the bent coils are connected to the respective connection taps 21 and then wired.
  • the redundant portions of coils are cut off.
  • the coils 40 are wired with the bus bars20 except that the coils 40 are bent toward the inside of the main body 10 in a first step.
  • the ends of the coils can be easily connected to the respective connection tap 21 of the bus bar 20 because they are arranged through the coil guide grooves 13.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)

Abstract

La présente invention concerne un logement de barre omnibus comprenant un corps principal en forme d'anneau 10 ; une pluralité de rainures d'insertion de barre omnibus 11 formées successivement dans une direction radiale dans la partie supérieure du corps principal et conçues pour avoir une barre omnibus 20 insérée dedans ; et une pluralité de rainures de guidage de bobine 13 formées le long de la surface circonférentielle externe du corps principal 10.
PCT/KR2011/006507 2010-11-22 2011-09-02 Logement de barre omnibus d'un moteur ayant une productivité améliorée et procédé de branchement de bobines utilisant celui-ci WO2012070752A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020100116161A KR101146440B1 (ko) 2010-11-22 2010-11-22 작업성이 개선된 모터의 버스바 하우징 및 이를 이용한 코일의 결선 방법
KR10-2010-0116161 2010-11-22

Publications (1)

Publication Number Publication Date
WO2012070752A1 true WO2012070752A1 (fr) 2012-05-31

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PCT/KR2011/006507 WO2012070752A1 (fr) 2010-11-22 2011-09-02 Logement de barre omnibus d'un moteur ayant une productivité améliorée et procédé de branchement de bobines utilisant celui-ci

Country Status (2)

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KR (1) KR101146440B1 (fr)
WO (1) WO2012070752A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014167668A1 (fr) * 2013-04-10 2014-10-16 三菱電機株式会社 Stator de moteur et son procédé de fabrication
US11165303B2 (en) 2016-12-15 2021-11-02 Vitesco Technologies GmbH Guide ring for connection to a housing of an electric machine
AU2020200614B2 (en) * 2019-07-16 2022-01-06 Lg Electronics Inc. Motor

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101560057B1 (ko) 2013-11-20 2015-10-15 뉴모텍(주) 버스바 결선 구조를 갖는 모터의 스테이터 및 이를 이용한 코일의 병렬 결선 방법

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10248187A (ja) * 1997-03-03 1998-09-14 Matsushita Electric Ind Co Ltd 固定子の結線構造
JP2005253145A (ja) * 2004-03-02 2005-09-15 Hitachi Ltd 回転電機
JP2008029048A (ja) * 2006-07-18 2008-02-07 Asmo Co Ltd 整流子、電機子及び直流モータ
JP2008187875A (ja) * 2007-01-31 2008-08-14 Aichi Elec Co 回転機用巻線接続装置、回転機用固定子及び回転機
JP2010141953A (ja) * 2008-12-09 2010-06-24 Nissan Motor Co Ltd 集中巻モータ用の集中配電部材

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008259259A (ja) * 2007-04-02 2008-10-23 Nippon Densan Corp バスバーユニット
KR101000621B1 (ko) * 2008-11-26 2010-12-10 현대자동차일본기술연구소 자동차용 모터·제너레이터

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10248187A (ja) * 1997-03-03 1998-09-14 Matsushita Electric Ind Co Ltd 固定子の結線構造
JP2005253145A (ja) * 2004-03-02 2005-09-15 Hitachi Ltd 回転電機
JP2008029048A (ja) * 2006-07-18 2008-02-07 Asmo Co Ltd 整流子、電機子及び直流モータ
JP2008187875A (ja) * 2007-01-31 2008-08-14 Aichi Elec Co 回転機用巻線接続装置、回転機用固定子及び回転機
JP2010141953A (ja) * 2008-12-09 2010-06-24 Nissan Motor Co Ltd 集中巻モータ用の集中配電部材

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014167668A1 (fr) * 2013-04-10 2014-10-16 三菱電機株式会社 Stator de moteur et son procédé de fabrication
JP5985046B2 (ja) * 2013-04-10 2016-09-06 三菱電機株式会社 モータ固定子
JPWO2014167668A1 (ja) * 2013-04-10 2017-02-16 三菱電機株式会社 モータ固定子
US9954408B2 (en) 2013-04-10 2018-04-24 Mitsubishi Electric Corporation Motor stator with improved connection member
US11165303B2 (en) 2016-12-15 2021-11-02 Vitesco Technologies GmbH Guide ring for connection to a housing of an electric machine
AU2020200614B2 (en) * 2019-07-16 2022-01-06 Lg Electronics Inc. Motor
US11303185B2 (en) 2019-07-16 2022-04-12 Lg Electronics Inc. Motor

Also Published As

Publication number Publication date
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