JP2001178060A - Armature for magnet generator - Google Patents
Armature for magnet generatorInfo
- Publication number
- JP2001178060A JP2001178060A JP35825399A JP35825399A JP2001178060A JP 2001178060 A JP2001178060 A JP 2001178060A JP 35825399 A JP35825399 A JP 35825399A JP 35825399 A JP35825399 A JP 35825399A JP 2001178060 A JP2001178060 A JP 2001178060A
- Authority
- JP
- Japan
- Prior art keywords
- bobbin
- armature
- resin
- convex wall
- groove
- 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
- 239000011347 resin Substances 0.000 claims abstract description 53
- 229920005989 resin Polymers 0.000 claims abstract description 53
- 238000004804 winding Methods 0.000 claims abstract description 21
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、磁石発電機用電機
子に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an armature for a magnet generator.
【０００２】[0002]
【従来の技術】磁石発電機用電機子は、図４〜図６に示
すように、環状部１ａの外周に放射状に複数の凸極１ｂ
が突設された電機子鉄心１を備えている。該電機子鉄心
１の環状部１ａの外周縁部と各凸極１ｂの表面には、樹
脂モールドボビン２がインジェクションモールドにより
設けられている。各凸極１ｂの樹脂モールドボビン２に
は、電機子巻線３がそれぞれ巻装されている。環状部１
ａの少なくとも一方の面には、該環状部１ａの孔に圧入
固定されて複数のターミナル４が突設され、これらター
ミナル４に電機子巻線３の巻始め端と巻終り端が接続さ
れている。また、これらターミナル４には、電機子巻線
３の発電出力を外部に導出するリード線５が接続され、
これにより電機子巻線３の巻始め端または巻終り端とリ
ード線５との電気的・機械的接続が該ターミナル４を介
してなされている。環状部１ａの少なくとも一方の面の
樹脂モールドボビン２の箇所には、電機子巻線３の端部
に接続されたリード線５を把持するための対形のボビン
突起６が突設されている。各リード線５は、ワイヤーハ
ーネス７として集合されて外部に引き出されている。ワ
イヤーハーネス７はコードクランプ８により空の凸極１
ｂに固定されている。2. Description of the Related Art As shown in FIGS. 4 to 6, an armature for a magnet generator has a plurality of salient poles 1b radially formed on an outer periphery of an annular portion 1a.
Is provided with an armature core 1 protruding therefrom. A resin mold bobbin 2 is provided on the outer peripheral edge of the annular portion 1a of the armature core 1 and on the surface of each salient pole 1b by injection molding. An armature winding 3 is wound around the resin mold bobbin 2 of each salient pole 1b. Annular part 1
On at least one surface of a, a plurality of terminals 4 are press-fitted and fixed in holes of the annular portion 1a, and a plurality of terminals 4 are protruded therefrom. A winding start end and a winding end of the armature winding 3 are connected to these terminals 4. I have. Further, to these terminals 4 are connected lead wires 5 for leading the power output of the armature winding 3 to the outside.
Thus, the electrical and mechanical connection between the winding start end or the winding end of the armature winding 3 and the lead wire 5 is made via the terminal 4. A pair of bobbin projections 6 for gripping the lead wires 5 connected to the ends of the armature windings 3 are projected from at least one surface of the annular portion 1a where the resin mold bobbin 2 is located. . Each lead wire 5 is assembled as a wire harness 7 and led out. The wire harness 7 has an empty salient pole 1
b.
【０００３】このような磁石発電機用電機子は、内燃機
関に装着されるため、該内燃機関の振動を受け、電機子
巻線３も振動して断線やレアーショートを起こす恐れが
ある。これを防止する目的で、電機子鉄心１の一方の面
を上にして各電機子巻線３に樹脂を滴下して含浸させ、
次に電機子鉄心１の他方の面を上にして各電機子巻線３
に樹脂を滴下して含浸させ、各電機子巻線３を固定する
作業が行なわれている。[0003] Since such an armature for a magnet generator is mounted on an internal combustion engine, the armature winding 3 may also be vibrated by the vibration of the internal combustion engine, causing a disconnection or a short-circuit. For the purpose of preventing this, resin is dripped and impregnated into each armature winding 3 with one side of the armature core 1 facing up,
Next, each armature winding 3 with the other side of the armature core 1 facing up.
The operation of fixing each armature winding 3 is performed by dropping and impregnating a resin.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、上述し
た如き従来の磁石発電機用電機子では、ボビン突起６を
下を向けた状態で、上側から電機子巻線３に樹脂を滴下
して含浸させる際に、図７に示すように下側に回った樹
脂９がボビン突起６に沿って垂れて、該ボビン突起６の
外径が樹脂９の付着分だけ太くなり、このため対になっ
ているボビン突起６の間隔が狭くなり、リード線５を対
になったボビン突起６の間に差し込めなくなる問題点が
あった。However, in the conventional armature for a magnet generator as described above, the armature winding 3 is impregnated with resin by dripping from the upper side with the bobbin protrusion 6 facing downward. At this time, as shown in FIG. 7, the resin 9 that has turned downward hangs down along the bobbin projections 6, and the outer diameter of the bobbin projections 6 becomes larger by the amount of the resin 9 attached, and therefore, they form a pair. There is a problem that the interval between the bobbin protrusions 6 becomes narrow, and the lead wire 5 cannot be inserted between the paired bobbin protrusions 6.
【０００５】本発明の目的は、対になったボビン突起に
含浸樹脂が付着するのを防止できる磁石発電機用電機子
を提供することにある。An object of the present invention is to provide an armature for a magnet generator which can prevent impregnated resin from adhering to a pair of bobbin projections.
【０００６】本発明の他の目的は、対になったボビン突
起に含浸樹脂が付着するのを防止する手段の形成を容易
に行なえる磁石発電機用電機子を提供することにある。Another object of the present invention is to provide an armature for a magnet generator in which means for preventing the impregnated resin from adhering to the paired bobbin projections can be easily formed.
【０００７】[0007]
【課題を解決するための手段】本発明は、環状部の外周
に放射状に複数の凸極が突設された電機子鉄心を備え、
該電機子鉄心の環状部の外周縁部と各凸極の表面に樹脂
モールドボビンが設けられ、凸極の樹脂モールドボビン
に電機子巻線が巻装され、環状部の少なくとも一方の面
の樹脂モールドボビンの箇所に電機子巻線のリード線を
把持するための対形のボビン突起が突設されている磁石
発電機用電機子を改良するものである。According to the present invention, there is provided an armature core having a plurality of salient poles projecting radially on an outer periphery of an annular portion,
A resin mold bobbin is provided on the outer peripheral edge of the annular portion of the armature core and on the surface of each salient pole, an armature winding is wound around the resin mold bobbin of the salient pole, and the resin on at least one surface of the annular portion is formed. An object of the present invention is to improve an armature for a magnet generator in which a pair of bobbin projections for gripping a lead wire of an armature winding is provided at a location of a mold bobbin.
【０００８】請求項１に記載の磁石発電機用電機子にお
いては、対形のボビン突起に対応した環状部の面の外周
に溝を介して凸壁が設けられていることを特徴とする。The armature for a magneto generator according to the first aspect is characterized in that a convex wall is provided on the outer periphery of the surface of the annular portion corresponding to the pair of bobbin projections via a groove.
【０００９】このように電機子鉄心の環状部の面の外周
に溝を介して凸壁を設けると、これら溝と凸壁が上向き
の場合には、樹脂の滴下時にボビン突起側に回り込むの
を、先ず凸壁が阻止し、仮に凸壁を樹脂が乗り越えると
溝に溜まり、ボビン突起に付着するのを防止できる。ま
た、溝と凸壁が下向きの場合には、上側での樹脂の滴下
時に、下に樹脂が回ってボビン突起側に回ろうとする
と、下向きの凸壁に先ず付着するので、この凸壁の下端
から落下し、ボビン突起に付着するのを防止できる。こ
のため含浸樹脂の付着で対になったボビン突起の間隔が
狭くなり、これら対のボビン突起の間にリード線が差し
込めなくなる事態の発生を防止することができる。When the convex wall is provided on the outer periphery of the annular portion of the armature core via the groove as described above, when the groove and the convex wall face upward, it is possible to prevent the resin from dripping around the bobbin when the resin is dropped. First, the convex wall prevents the resin, and if the resin gets over the convex wall, the resin accumulates in the groove and can be prevented from adhering to the bobbin projection. In addition, when the groove and the convex wall face downward, when the resin turns downward and tries to turn to the bobbin projection side when the resin is dropped on the upper side, the resin first adheres to the downward convex wall. From falling down and sticking to the bobbin projections. For this reason, the interval between the pair of bobbin projections becomes narrow due to the adhesion of the impregnating resin, and it is possible to prevent a situation in which a lead wire cannot be inserted between the pair of bobbin projections.
【００１０】請求項２に記載の磁石発電機用電機子にお
いては、請求項１において、溝と凸壁は樹脂モールドボ
ビンに形成されていることを特徴とする。According to a second aspect of the present invention, in the first aspect, the groove and the convex wall are formed in a resin mold bobbin.
【００１１】このようになっていると、樹脂モールドボ
ビンの形成時に溝と凸壁を一緒に容易に形成することが
できる。With this configuration, the groove and the convex wall can be easily formed together when forming the resin mold bobbin.
【００１２】[0012]
【発明の実施の形態】図１〜図３は本発明に係る磁石発
電機用電機子における実施の形態の一例を示したもの
で、図１は本例の磁石発電機用電機子における平面図、
図２は図１の要部拡大図、図３は図２の横断面図であ
る。1 to 3 show an example of an embodiment of a magnet generator armature according to the present invention. FIG. 1 is a plan view of a magnet generator armature of this embodiment. ,
2 is an enlarged view of a main part of FIG. 1, and FIG. 3 is a cross-sectional view of FIG.
【００１３】本例の磁石発電機用電機子においては、図
示のように、対形のボビン突起６に対応した電機子鉄心
１の環状部１ａの面の外周に溝１０を介して凸壁１１が
設けられている。これら溝１０と凸壁１１は、対形のボ
ビン突起６に対応した環状部１ａの面の外周側の樹脂モ
ールドボビン２に形成されている。対形のボビン突起６
が隣接して複数箇所に設けられている箇所では、これら
溝１０と凸壁１１はこれらの対形のボビン突起６に隣接
させて連続して設けられている。その他の構成は、前述
した図４〜図６に示す従来例と同様に形成され、対応す
る部分には同一符号を付けて示されている。In the armature for a magnet generator of the present embodiment, as shown in the drawing, a convex wall 11 is formed on the outer periphery of the annular portion 1a of the armature core 1 corresponding to the paired bobbin projections 6 through a groove 10. Is provided. The groove 10 and the convex wall 11 are formed on the resin mold bobbin 2 on the outer peripheral side of the surface of the annular portion 1a corresponding to the paired bobbin projections 6. Pair-shaped bobbin projection 6
Are provided at a plurality of locations adjacent to each other, the grooves 10 and the convex walls 11 are provided continuously adjacent to the paired bobbin projections 6. Other components are formed in the same manner as in the conventional example shown in FIGS. 4 to 6 described above, and corresponding portions are denoted by the same reference numerals.
【００１４】このように電機子鉄心１の環状部１ａの面
の外周に溝１０を介して凸壁１１を設けると、これら溝
１０と凸壁１１が上向きの場合には、樹脂９の滴下時に
ボビン突起６側に回り込むのを、先ず凸壁１１が阻止
し、仮に凸壁１１を樹脂９が乗り越えると溝１０に溜ま
り、ボビン突起６に付着するのを防止できる。また、溝
１０と凸壁１１が下向きの場合には、上側での樹脂９の
滴下時に、下に樹脂９が回ってボビン突起６側に回ろう
とすると、下向きの凸壁１１に先ず付着するので、この
凸壁１１の下端から落下し、ボビン突起６に付着するの
を防止できる。このため含浸樹脂９の付着で対になった
ボビン突起６の間隔が狭くなり、これら対のボビン突起
６の間にリード線５が差し込めなくなる事態の発生を防
止することができる。また、溝１０と凸壁１１が樹脂モ
ールドボビン２に形成されていると、樹脂モールドボビ
ン２の形成時に溝１０と凸壁１１を一緒に容易に形成す
ることができる。When the convex wall 11 is provided on the outer periphery of the annular portion 1a of the armature core 1 via the groove 10 as described above, when the groove 10 and the convex wall 11 face upward, when the resin 9 is dropped, First, the convex wall 11 prevents the bobbin projection 6 from wrapping around, and if the resin 9 goes over the convex wall 11, the resin accumulates in the groove 10 and can be prevented from adhering to the bobbin projection 6. Further, when the groove 10 and the convex wall 11 face downward, when the resin 9 turns downward and tries to turn toward the bobbin protrusion 6 when the resin 9 is dropped on the upper side, the resin 9 first adheres to the downward convex wall 11. However, it can be prevented from falling from the lower end of the convex wall 11 and adhering to the bobbin projection 6. Therefore, the interval between the pair of bobbin projections 6 becomes narrow due to the adhesion of the impregnating resin 9, and it is possible to prevent a situation in which the lead wire 5 cannot be inserted between the pair of bobbin projections 6. When the groove 10 and the convex wall 11 are formed in the resin mold bobbin 2, the groove 10 and the convex wall 11 can be easily formed together when the resin mold bobbin 2 is formed.
【００１５】[0015]
【発明の効果】請求項１に記載の磁石発電機用電機子に
おいては、電機子鉄心の環状部の面の外周に溝を介して
凸壁を設けているので、これら溝と凸壁が上向きの場合
には、樹脂の滴下時にボビン突起側に回り込むのを、先
ず凸壁が阻止し、仮に凸壁を樹脂が乗り越えると溝に溜
まり、ボビン突起に付着するのを防止できる。また、溝
と凸壁が下向きの場合には、上側での樹脂の滴下時に、
下に樹脂が回ってボビン突起側に回ろうとすると、下向
きの凸壁に先ず付着するので、この凸壁の下端から落下
し、ボビン突起に付着するのを防止できる。このため含
浸樹脂の付着で対になったボビン突起の間隔が狭くな
り、これら対のボビン突起の間にリード線が差し込めな
くなる事態の発生を防止することができる。In the armature for a magneto generator according to the present invention, since the convex wall is provided on the outer periphery of the annular portion of the armature core via the groove, the groove and the convex wall face upward. In the case of (1), the convex wall prevents the resin from going around the bobbin projection side when the resin is dropped, and if the resin climbs over the convex wall, the resin accumulates in the groove and can be prevented from adhering to the bobbin projection. When the groove and the convex wall face downward, when the resin is dropped on the upper side,
When the resin turns downward and tries to turn to the bobbin protrusion side, it first adheres to the downward convex wall, so that it is possible to prevent the resin from falling from the lower end of the convex wall and adhering to the bobbin protrusion. For this reason, the interval between the pair of bobbin projections becomes narrow due to the adhesion of the impregnating resin, and it is possible to prevent a situation in which a lead wire cannot be inserted between the pair of bobbin projections.
【００１６】請求項２に記載の磁石発電機用電機子にお
いては、溝と凸壁を樹脂モールドボビンに形成している
ので、樹脂モールドボビンの形成時に溝と凸壁を一緒に
容易に形成することができる。In the armature for a magneto generator according to the present invention, since the groove and the convex wall are formed in the resin mold bobbin, the groove and the convex wall are easily formed together when the resin mold bobbin is formed. be able to.
【図１】本発明に係る磁石発電機用電機子における実施
の形態の一例を示した平面図である。FIG. 1 is a plan view showing an example of an embodiment of an armature for a magnet generator according to the present invention.
【図２】図１の要部拡大図である。FIG. 2 is an enlarged view of a main part of FIG.
【図３】図２の横断面図である。FIG. 3 is a cross-sectional view of FIG.
【図４】従来の磁石発電機用電機子の平面図である。FIG. 4 is a plan view of a conventional armature for a magnet generator.
【図５】図４の要部拡大図である。FIG. 5 is an enlarged view of a main part of FIG. 4;
【図６】図５の横断面図である。FIG. 6 is a cross-sectional view of FIG.
【図７】従来の磁石発電機用電機子でボビン突起に含浸
樹脂が付着した状態を示す横断面図である。FIG. 7 is a cross-sectional view showing a state in which an impregnated resin adheres to a bobbin protrusion in a conventional armature for a magnet generator.
１ 電機子鉄心 １ａ 環状部 １ｂ 凸極 ２ 樹脂モールドボビン ３ 電機子巻線 ４ ターミナル ５ リード線 ６ ボビン突起 ７ ワイヤーハーネス ８ コードクランプ ９ 樹脂 １０ 溝 １１ 凸壁 DESCRIPTION OF SYMBOLS 1 Armature iron core 1a Annular part 1b Convex pole 2 Resin mold bobbin 3 Armature winding 4 Terminal 5 Lead wire 6 Bobbin protrusion 7 Wire harness 8 Cord clamp 9 Resin 10 Groove 11 Convex wall
Claims (2)
設された電機子鉄心を備え、該電機子鉄心の前記環状部
の外周縁部と前記各凸極の表面に樹脂モールドボビンが
設けられ、前記凸極の前記樹脂モールドボビンに電機子
巻線が巻装され、前記環状部の少なくとも一方の面の樹
脂モールドボビンの箇所に前記電機子巻線のリード線を
把持するための対形のボビン突起が突設されている磁石
発電機用電機子において、 前記対形のボビン突起に対応した前記環状部の面の外周
に溝を介して凸壁が設けられていることを特徴とする磁
石発電機用電機子。1. An armature core having a plurality of projecting poles projecting radially on an outer periphery of an annular portion, and a resin mold bobbin provided on an outer peripheral edge of the annular portion of the armature core and on a surface of each of the projecting poles. An armature winding is wound around the resin mold bobbin of the salient pole, and a lead wire of the armature winding is gripped at a position of the resin mold bobbin on at least one surface of the annular portion. An armature for a magnet generator having a pair of bobbin projections protruding therefrom, wherein a convex wall is provided via a groove on an outer periphery of a surface of the annular portion corresponding to the pair of bobbin projections. Armature for a magnet generator.
ビンに形成されていることを特徴とする請求項１に記載
の磁石発電機用電機子。2. The armature for a magneto generator according to claim 1, wherein the groove and the convex wall are formed in the resin mold bobbin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35825399A JP3644332B2 (en) | 1999-12-17 | 1999-12-17 | Magnet generator armature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35825399A JP3644332B2 (en) | 1999-12-17 | 1999-12-17 | Magnet generator armature |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001178060A true JP2001178060A (en) | 2001-06-29 |
| JP3644332B2 JP3644332B2 (en) | 2005-04-27 |
Family
ID=18458335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP35825399A Expired - Lifetime JP3644332B2 (en) | 1999-12-17 | 1999-12-17 | Magnet generator armature |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3644332B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021035283A (en) * | 2019-08-29 | 2021-03-01 | ファナック株式会社 | Electric motor and manufacturing method of the same |
-
1999
- 1999-12-17 JP JP35825399A patent/JP3644332B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021035283A (en) * | 2019-08-29 | 2021-03-01 | ファナック株式会社 | Electric motor and manufacturing method of the same |
| JP7328078B2 (en) | 2019-08-29 | 2023-08-16 | ファナック株式会社 | Electric motor and electric motor manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3644332B2 (en) | 2005-04-27 |
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