JPH1118345A - Stator of rotating electric machine - Google Patents
Stator of rotating electric machineInfo
- Publication number
- JPH1118345A JPH1118345A JP18781097A JP18781097A JPH1118345A JP H1118345 A JPH1118345 A JP H1118345A JP 18781097 A JP18781097 A JP 18781097A JP 18781097 A JP18781097 A JP 18781097A JP H1118345 A JPH1118345 A JP H1118345A
- Authority
- JP
- Japan
- Prior art keywords
- stator
- winding
- connection plate
- electric machine
- coil bobbin
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
Description
【発明の属する技術分野】本発明は、回転電機に組み込
まれる固定子における巻線の結線構造に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a winding connection structure of a stator incorporated in a rotating electric machine.
【0002】[0002]
【従来の技術】従来の回転電機の固定子は、図6ないし
図8に示すように構成している。図において、30は回
転電機で、この回転電機30のフレーム31と、回転子
32と、固定子33とを主要構成要素としいる。前記フ
レーム31は、円筒状に構成し、両端部にブラケット3
4、35を取付けている。前記回転子32は、ブラケッ
ト34、35に軸受36、37を取付け、この軸受3
6、37に支持された回転軸38にヨーク39が固定さ
れ、このヨーク39の外周に永久磁石40を取付けてい
る。前記固定子33は、磁性板を積層した固定子鉄心4
1に固定子巻線42を巻装して構成している。このよう
に構成した回転電機30の固定子巻線42の巻き始め端
および巻き終り端の接続は、図7および図8に示すよう
な結線板ユニット43で接続している。この結線板ユニ
ット43は、合成樹脂よりなる円板状のユニット本体4
4の上面にC形状に形成し、一端に引き出し端子45
a、46a、47aを有し、外周に複数個の前記固定子
巻線42の巻き始め端および巻き終わり端を接続する接
続端子45b、46b、47bを具えた相別用導電部材
45、46、47を設け、この相別用導電部材45、4
6、47に絶縁部材48、49、50を挟んで交互に積
層して固定いる。51はユニット本体44に取付けた共
通導電部材である。つぎに、固定子巻線の結線作業につ
いて説明をする。ユニット本体44上面に相別用導電部
材45を載置し、この相別用導電体45の上面に絶縁部
材48を載置する。つぎに、前記絶縁部材48の上面に
相別用導電体46を載置し、相別用導電部材46の上面
に絶縁部材49載置する。さらに、絶縁部材49の上面
に相別用導電部材47を載置し、この相別用導電部材4
7の上面に絶縁部材50を載置して交互に積層する。つ
ぎに、前記ユニット本体44の内側に共通用導電部材5
1を固定して結線板ユニット43を構成する。このよう
に構成した結線板ユニット43を固定子鉄心33の一方
側に対向させて配置し、固定子鉄心41の固定子巻線4
2の、例えば、U相の固定子巻線の一端を結線板ユニッ
ト43の相別用導電部材45の端子45bに接続し、他
端を結線板ユニット43の共通用導電部材51に接続す
る。このように、V相、W相の固定子巻線の一端を結線
板ユニット43の相別用導電部材46、47の端子46
a、47aに接続し、他端を結線板ユニット43の共通
用導電部材51に接続して、固定子巻線の巻線端を結線
板ユニツト43で結線して構成している。2. Description of the Related Art A conventional stator of a rotating electric machine is constructed as shown in FIGS. In the figure, reference numeral 30 denotes a rotating electric machine, which mainly includes a frame 31, a rotor 32, and a stator 33 of the rotating electric machine 30. The frame 31 is formed in a cylindrical shape, and brackets 3 are provided at both ends.
4, 35 are attached. In the rotor 32, bearings 36 and 37 are attached to brackets 34 and 35,
A yoke 39 is fixed to a rotating shaft 38 supported by 6, 37, and a permanent magnet 40 is attached to the outer periphery of the yoke 39. The stator 33 includes a stator core 4 on which magnetic plates are laminated.
1 and a stator winding 42 wound thereon. The connection between the winding start end and the winding end end of the stator winding 42 of the rotating electric machine 30 configured as described above is connected by a connection plate unit 43 as shown in FIGS. 7 and 8. The connection plate unit 43 is a disk-shaped unit body 4 made of synthetic resin.
4 is formed in a C shape on the upper surface, and a lead terminal 45 is provided on one end.
a, 46a, 47a, and a phase-separating conductive member 45, 46, having connection terminals 45b, 46b, 47b on its outer periphery for connecting the winding start end and the winding end of the plurality of stator windings 42, respectively. 47, and the conductive members 45, 4
6, 47 are alternately laminated and fixed with insulating members 48, 49, 50 interposed therebetween. 51 is a common conductive member attached to the unit main body 44. Next, connection work of the stator winding will be described. The phase-separating conductive member 45 is placed on the upper surface of the unit body 44, and the insulating member 48 is placed on the upper surface of the phase-separating conductor 45. Next, the conductor 46 for each phase is mounted on the upper surface of the insulating member 48, and the insulating member 49 is mounted on the upper surface of the conductive member 46 for each phase. Further, the conductive member for distinction 47 is placed on the upper surface of the insulating member 49, and the conductive member for distinction 4
The insulating members 50 are placed on the upper surface of the gate 7 and are alternately stacked. Next, the common conductive member 5 is provided inside the unit main body 44.
1 is fixed to form the connection plate unit 43. The wiring plate unit 43 configured as described above is disposed so as to face one side of the stator core 33, and the stator windings 4 of the stator core 41 are arranged.
For example, one end of a U-phase stator winding is connected to the terminal 45b of the phase-separating conductive member 45 of the connection plate unit 43, and the other end is connected to the common conductive member 51 of the connection plate unit 43. In this manner, one end of the V-phase and W-phase stator windings is connected to the terminal 46 of the phase-separating conductive members 46 and 47 of the connection plate unit 43.
a, 47a, the other end is connected to the common conductive member 51 of the connection plate unit 43, and the winding ends of the stator windings are connected by the connection plate unit 43.
【発明が解決しようとする課題】ところが、従来の回転
電機の固定子巻線42は、固定子巻線42の巻き始め端
あるいは巻き終わり端の電線を突出させ、この突出した
電線の端部を結線板ユニツト43の相別用導電部材4
5、46、47の端子45b、46b、47b挿入して
固定子巻線42の端部と前記端子45b、46b、47
bとを半田付け等により固定していた。このため、狭い
場所での固定子巻線42の端部を相別用導電部材の端子
45b、46b、47bに挿入して接続しなければなら
ず、固定子巻線42の結線作業が煩雑であった。相別用
導電部材をC字状に打ち抜いて構成しているため、材料
の歩留りが悪い。そこで、本発明は、コイルボビンに巻
装した固定子巻線の端部相互を簡単に結線できるように
することを目的とする。However, the stator winding 42 of the conventional rotary electric machine projects the electric wire at the winding start end or the winding end end of the stator winding 42, and ends the projected electric wire. Conductive member 4 for each phase of wiring plate unit 43
The terminals 45b, 46b, 47 are inserted by inserting the terminals 45b, 46b, 47b of the terminals 5, 46, 47 into the ends of the stator winding 42.
b was fixed by soldering or the like. For this reason, the end of the stator winding 42 in a narrow place must be inserted and connected to the terminals 45b, 46b, 47b of the phase-separating conductive member, and the connection work of the stator winding 42 is complicated. there were. Since the phase-separating conductive member is formed by punching in a C shape, the yield of the material is poor. Therefore, an object of the present invention is to enable the ends of stator windings wound around a coil bobbin to be easily connected to each other.
【0004】[0004]
【課題を解決するための手段】上記問題点を解決するた
めに、本発明は、回転電機の固定子鉄心に取付けたコイ
ルボビンに固定子巻線を巻装し、この固定子巻線の同相
の各固定子巻線を、導体を介して連結した回転電機の固
定子において、前記コイルボビンのつばに設けられ、前
記固定子巻線の巻き始め端あるいは巻き終わり端を保持
する係合溝と、絶縁材より円板状に形成し、一方端面に
円弧状の溝を径方向に複数個有し、他方端面に前記溝に
連通する挿入孔を備えた結線板と、帯状導体の側面にU
字状の溝を有する端子片を設け、前記結線板の溝に帯状
導体を挿入し、端子片を前記挿入孔より突出させた相別
用導電部材とを設けている。SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention comprises winding a stator winding around a coil bobbin mounted on a stator core of a rotating electric machine, and forming an in-phase stator winding. In a stator of a rotating electrical machine, wherein each stator winding is connected via a conductor, an engagement groove provided on a flange of the coil bobbin and holding a winding start end or a winding end of the stator winding, A connection plate formed in a disc shape from a material, having a plurality of arc-shaped grooves on one end surface in a radial direction, and having an insertion hole communicating with the groove on the other end surface, and a U-shaped connection formed on a side surface of the strip-shaped conductor.
A terminal piece having a U-shaped groove is provided, a strip-shaped conductor is inserted into the groove of the connection plate, and a phase-separating conductive member is provided in which the terminal piece protrudes from the insertion hole.
【0005】[0005]
【発明の実施の形態】以下、本発明を図に示す実施例に
基づいて説明する。図1は本発明の実施例を示す回転電
機の側断面図、図2は結線板の正面図、図3は結線板の
背面図、図4は図3のA−A線に沿う拡大断面図、図5
は要部の拡大斜視図である。図において、1は電動機
で、この電動機1のフレーム2に固定子鉄心3を取付け
ている。前記固定鉄心3に固定子巻線4を巻装してい
る。前記固定子巻線4は絶縁材よりなるコイルボビン5
に巻装している。前記固定子巻線4の巻き始め端4aお
よび巻き終わり端4bを図5に示すようにコイルボビン
5のつば5aに設けた係合溝5bに嵌め込んで、固定子
巻線4の巻き始め端4aおよび巻き終わり端4bをコイ
ルボビン5のつば5aに固定している。6は前記フレー
ム2の端面に固定したブラケットである。7は前記ブラ
ケット6に取付けた軸受8に支持された回転軸、9は前
記回転軸7に取付けたヨークで、このヨーク9の外周に
永久磁石10を取付けている。11は絶縁材より円筒状
に形成した結線板で、図2ないし図4に示すようにこの
結線板11の一方端面に円弧状の溝12、13、14、
15を同心状に複数個設け、結線板11の他方端面に前
記それぞれ溝12、13、14、15に連通する複数個
の挿通孔(図示せず)が設けられている。16、17、
18、19は導電材より帯状に形成し、側面に複数個の
端子片16a、17a、18a、19aを有する相別用
導電部材である。前記端子片16a、17a、18a、
19aにはU字状に切り込んだU字状溝16b、17
b、18b、19bを設けている。前記相別用導電部材
16、17、18、19を円弧状に折り曲げ、前記結線
板11の溝12、13、14、15に嵌め込み、図4に
示すように相別用導電部材16、17、18、19の端
子片16a、17a、18a、19aを挿通孔より突出
させて外方に折り曲げている。つぎに、回転電機の固定
子巻線の結線作業について説明をする。まず、結線板1
1の溝12、13、14、15に相別用導電部材16、
17、18、19を嵌め込み、相別用導電部材16、1
7、18、19の端子片16a、17a、18a、19
aを挿通孔より前記結線板11の裏面に突出させ、この
端子片16a、17a、18a、19aを前記結線板1
1の径方向に折り曲げてる。つぎに、固定子巻線4の巻
き始め端4aおよびき終わり端4bをコイルボビン5の
つば5aに設けた係合溝5bに挟め込む。前記相別用導
電部材16、17、18、19を取付けた結線板11を
前記コイルボビン5のつば5a上に載置し、前記つば5
aの係合溝5bに嵌め込んだ固定子巻線4の巻き始め端
4aおよび巻き終わり端4bに結線板11に取付けた相
別用導電部材16、7、18、19の端子片16a、1
7a、18a、19aの溝16b、17b、18b、1
9bを嵌め込み、固定子巻線4の巻き始め端4aおよび
巻き終わり端4bと溝16b、17b、18b、19b
とをハンダ付けして接続する。したがって、固定子巻線
の巻き始め端4aおよび巻き終わり端4bと相別用導電
部材16、17、18、19の端子片16a、17a、
18a、19aとの接続が簡単となる。実施例では電動
機に説明したが、発電機でもよい。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on an embodiment shown in the drawings. 1 is a side sectional view of a rotating electric machine showing an embodiment of the present invention, FIG. 2 is a front view of a connection plate, FIG. 3 is a rear view of the connection plate, and FIG. 4 is an enlarged sectional view taken along line AA of FIG. , FIG.
FIG. 3 is an enlarged perspective view of a main part. In the figure, reference numeral 1 denotes an electric motor, and a stator core 3 is attached to a frame 2 of the electric motor 1. A stator winding 4 is wound around the fixed iron core 3. The stator winding 4 is a coil bobbin 5 made of an insulating material.
It is wound around. As shown in FIG. 5, the winding start end 4a and the winding end 4b of the stator winding 4 are fitted into engagement grooves 5b provided in the flange 5a of the coil bobbin 5, and the winding start end 4a of the stator winding 4 is formed. And the winding end 4b is fixed to the collar 5a of the coil bobbin 5. Reference numeral 6 denotes a bracket fixed to the end face of the frame 2. Reference numeral 7 denotes a rotating shaft supported by a bearing 8 attached to the bracket 6, and 9 denotes a yoke attached to the rotating shaft 7, and a permanent magnet 10 is attached to the outer periphery of the yoke 9. Reference numeral 11 denotes a connection plate formed of an insulating material into a cylindrical shape. As shown in FIGS. 2 to 4, one end surface of the connection plate 11 has arc-shaped grooves 12, 13, 14,.
A plurality of holes 15 are provided concentrically, and a plurality of insertion holes (not shown) communicating with the grooves 12, 13, 14 and 15 are provided on the other end surface of the connection plate 11. 16, 17,
Numerals 18 and 19 are conductive members for each phase which are formed in a belt shape from a conductive material and have a plurality of terminal pieces 16a, 17a, 18a and 19a on side surfaces. The terminal pieces 16a, 17a, 18a,
U-shaped grooves 16b and 17 cut into a U-shape are formed in 19a.
b, 18b and 19b are provided. The phase-separating conductive members 16, 17, 18, and 19 are bent in an arc shape and fitted into the grooves 12, 13, 14, 15 of the connection plate 11, and as shown in FIG. The terminal pieces 16a, 17a, 18a, and 19a of 18, 19 are bent outward so as to protrude from the insertion holes. Next, the work of connecting the stator windings of the rotating electric machine will be described. First, wiring board 1
In each of the grooves 12, 13, 14, 15, one of the conductive members 16,
17, 18 and 19 are fitted, and the conductive members 16 and 1
7, 18, 19 terminal strips 16a, 17a, 18a, 19
a from the insertion hole to the back surface of the connection plate 11, and the terminal strips 16 a, 17 a, 18 a, 19 a are connected to the connection plate 1.
1 bent in the radial direction. Next, the winding start end 4a and the ending end 4b of the stator winding 4 are inserted into an engagement groove 5b provided in a flange 5a of the coil bobbin 5. The connection plate 11 to which the phase-separating conductive members 16, 17, 18, and 19 are attached is placed on the collar 5 a of the coil bobbin 5.
The terminal strips 16a, 1 of the phase-separating conductive members 16, 7, 18, 19 attached to the connection plate 11 at the winding start end 4a and the winding end end 4b of the stator winding 4 fitted in the engagement groove 5b of FIG.
7a, 18a, 19a grooves 16b, 17b, 18b, 1
9b, the winding start end 4a and the winding end end 4b of the stator winding 4 and the grooves 16b, 17b, 18b, 19b.
And are connected by soldering. Therefore, the winding start end 4a and the winding end end 4b of the stator winding and the terminal pieces 16a, 17a of the phase-separating conductive members 16, 17, 18, 19,
Connection with 18a and 19a is simplified. Although the embodiment has been described with reference to an electric motor, a generator may be used.
【0006】[0006]
【発明の効果】以上述べたように、本発明によればコイ
ルボビンに巻装した各相の固定子巻線を結線板に取付け
た相別用導電部材で接続するので、接続が簡単となる。
また、材料の歩留りがよい。As described above, according to the present invention, the stator windings of the respective phases wound on the coil bobbin are connected by the phase-separating conductive members mounted on the connection plate, so that the connection is simplified.
Also, the yield of the material is good.
【図1】本発明の実施例を示す回転電機の側断面図であ
る。FIG. 1 is a side sectional view of a rotating electric machine according to an embodiment of the present invention.
【図2】本発明の実施例を示す結線板の正面図である。FIG. 2 is a front view of a connection plate showing the embodiment of the present invention.
【図3】本発明の実施例を示す結線板の背面図である。FIG. 3 is a rear view of the connection plate showing the embodiment of the present invention.
【図4】図3のA−A線に沿う拡大断面図である。FIG. 4 is an enlarged sectional view taken along line AA of FIG. 3;
【図5】本発明の実施例を示す要部の拡大斜視図であ
る。FIG. 5 is an enlarged perspective view of a main part showing an embodiment of the present invention.
【図6】従来の回転電機の側断面図である。FIG. 6 is a side sectional view of a conventional rotating electric machine.
【図7】従来の結線板の断面図である。FIG. 7 is a cross-sectional view of a conventional connection plate.
【図8】従来の結線板の平面図である。FIG. 8 is a plan view of a conventional connection plate.
1 電動機、 2 フレーム、 3 固定子鉄心、 4
固定子巻線、4a 巻き始め端、 4b 巻き終わり
端、 5 コイルボビン、5a つば、 5b 係合
溝、 6 ブラケット、 7 回転軸、8 軸受、 9
ヨーク、 10 永久磁石、 11 結線板、12、
13、14、15 溝、 16、17、18 相別用導
電部材、16a、17a、18a 端子片、 16b、
17b、18b U字状溝、19 共通用導電部材、
19a 端子片、 19b U字状溝1 motor, 2 frame, 3 stator core, 4
Stator winding, 4a winding start end, 4b winding end end, 5 coil bobbin, 5a flange, 5b engagement groove, 6 bracket, 7 rotating shaft, 8 bearing, 9
Yoke, 10 permanent magnet, 11 connection board, 12,
13, 14, 15 Grooves, 16, 17, 18 Conductive members for different phases, 16a, 17a, 18a Terminal strips, 16b,
17b, 18b U-shaped groove, 19 common conductive member,
19a terminal strip, 19b U-shaped groove
Claims (1)
コイルボビン(5)に固定子巻線(4)を巻装し、この
固定子巻線(4)の同相の各固定子巻線(4)を、導体
を介して連結した回転電機の固定子において、 前記コイルボビン(5)のつば(5a)に設けられ、前
記固定子巻線(4)の巻き始め端(4a)あるいは巻き
終わり端(4b)を保持する係合溝(5b)と、 絶縁材より円板状に形成し、一方端面に円弧状の溝(1
2)(13)(14)(15)を径方向に複数個有し、
他方端面に前記溝(12)(13)(14)(15)に
連通する挿入孔を備えた結線板(11)と、 帯状導体の側面にU字状の溝(16b)(17b)(1
8b)(19b)を有する端子片(16a)(17a)
(18a)(19a)を設け、前記結線板(11)の溝
(12)(13)(14)(15)に帯状導体を挿入
し、端子片(16a)(17a)(18a)(19a)
を前記挿入孔より突出させた相別用導電部材(16)
(17)(18)(19)と、 を設けたことを特徴とする回転電機の固定子。 【0001】1. A stator winding (4) is wound around a coil bobbin (5) attached to a stator core (3) of a rotating electric machine, and each stator winding having the same phase as the stator winding (4). (4) a stator of a rotary electric machine connected via a conductor, provided on a collar (5a) of the coil bobbin (5), and a winding start end (4a) or a winding end of the stator winding (4); An engagement groove (5b) for holding the end (4b); and a disc-shaped groove made of an insulating material.
2) having a plurality of (13), (14) and (15) in the radial direction,
A connection plate (11) having an insertion hole communicating with the grooves (12) (13) (14) (15) on the other end surface; and a U-shaped groove (16b) (17b) (1) on the side surface of the strip conductor.
8b) Terminal pieces (16a) (17a) having (19b)
(18a) and (19a) are provided, and strip conductors are inserted into the grooves (12) (13) (14) (15) of the connection plate (11), and the terminal strips (16a) (17a) (18a) (19a)
A conductive member for each phase (16) in which is projected from the insertion hole.
(17) A stator for a rotating electric machine, comprising: (18) and (19). [0001]
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18781097A JP3800371B2 (en) | 1997-06-27 | 1997-06-27 | Rotating electric machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18781097A JP3800371B2 (en) | 1997-06-27 | 1997-06-27 | Rotating electric machine |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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