JPH1169691A - Motor - Google Patents
MotorInfo
- Publication number
- JPH1169691A JPH1169691A JP24620697A JP24620697A JPH1169691A JP H1169691 A JPH1169691 A JP H1169691A JP 24620697 A JP24620697 A JP 24620697A JP 24620697 A JP24620697 A JP 24620697A JP H1169691 A JPH1169691 A JP H1169691A
- Authority
- JP
- Japan
- Prior art keywords
- cover
- coil end
- stator
- coil ends
- motor
- 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.)
- Pending
Links
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】コイルエンドの固着を必要とする
電動機に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motor requiring a coil end to be fixed.
【0002】[0002]
【従来の技術】従来における電動機を図4および図5を
用いて説明する。図4は、従来における固定子の正面図
である。図5は、従来における電動機の部分側断面図で
ある。2. Description of the Related Art A conventional motor will be described with reference to FIGS. FIG. 4 is a front view of a conventional stator. FIG. 5 is a partial sectional side view of a conventional electric motor.
【0003】図4において、固定子コア3は、筒状に形
成されたバックヨーク6と、このバックヨーク6の内周
面より軸中心に向かって延出したティース7とで構成さ
れている。[0003] In FIG. 4, the stator core 3 includes a back yoke 6 formed in a cylindrical shape, and teeth 7 extending from the inner peripheral surface of the back yoke 6 toward the axial center.
【0004】固定子8は、固定子コア3と、この固定子
コア3のティース7とティース7の間のスロット9に収
納された巻線5とで構成されている。[0004] The stator 8 includes a stator core 3 and teeth 5 of the stator core 3 and windings 5 housed in slots 9 between the teeth 7.
【0005】また、任意のスロット9から他の任意のス
ロット9に巻線5を渡して収納されているため、固定子
コア3の端面には円筒状のコイルエンド5aが形成され
る。また、巻線5の任意の端末は、リード線10と半田
付けして接続されている。そして、この半田付け部は、
電気的絶縁のため、保護チューブ11で覆われている。In addition, since the winding 5 is stored from an arbitrary slot 9 to another arbitrary slot 9, a cylindrical coil end 5 a is formed on the end face of the stator core 3. An arbitrary terminal of the winding 5 is connected to the lead wire 10 by soldering. And this soldering part
It is covered with a protective tube 11 for electrical insulation.
【0006】そして、保護チューブ11で覆われた巻線
5の端末とリード線10との半田付け部をコイルエンド
5aの天井部に配設し、コイルエンド5aを麻糸12等
で、巻回してコイルエンド5aと保護チューブ11とを
結束させる。そして、コイルエンド5aにワニスを塗布
し、乾燥機で固定子8を乾燥させ、コイルエンド5aを
固着する。[0006] Then, a soldered portion between the end of the winding 5 covered with the protective tube 11 and the lead wire 10 is disposed on the ceiling of the coil end 5a, and the coil end 5a is wound with a hemp 12 or the like. The coil end 5a and the protection tube 11 are bound. Then, a varnish is applied to the coil end 5a, the stator 8 is dried by a dryer, and the coil end 5a is fixed.
【0007】図5において、電動機13は、固定子8
と、この固定子8の内周部に収納された回転子14と、
この回転子14のシャフト15の両端部に取り付けら
れ、回転子14を支持し、回転子14を回転自在にした
2個の軸受16a、16bと、固定子8をサンドイッチ
状に挟み込み、軸受16a、16bが取り付けられ、電
動機13内部の保護を行う2個のベアリングブラケット
17a、17bとにより構成されている。In FIG. 5, the electric motor 13 includes a stator 8
And a rotor 14 housed in the inner peripheral portion of the stator 8,
The two bearings 16a and 16b, which are attached to both ends of the shaft 15 of the rotor 14 and support the rotor 14 and make the rotor 14 rotatable, and the stator 8 are sandwiched between the bearings 16a and 16b. The motor 13 is provided with two bearing brackets 17a and 17b for protecting the inside of the motor 13.
【0008】[0008]
【発明が解決しようとする課題】以上のように、従来の
電動機は、コイルエンドを結束させるために麻糸(ある
いは、ガラス紐等)を用いているが、固定子コアの端面
から突出しているコイルエンドの高さがある程度高くな
いと麻糸等の巻きが困難であり、多くの時間が必要であ
った。As described above, the conventional electric motor uses hemp (or glass string) to bind the coil ends, but the coil protrudes from the end face of the stator core. If the height of the end is not high to some extent, it is difficult to wind a hemp yarn or the like, and much time is required.
【0009】また、ワニス処理を行う場合においても、
ワニスを乾燥させるまで、数時間の時が必要でった。[0009] Also, when performing varnish treatment,
It took several hours to dry the varnish.
【0010】[0010]
【課題を解決するための手段】そこで、本発明によれ
ば、固定子端面より突出しているコイルエンドの形状と
近似した形状であって、加熱、紫外線照射等のある処理
を施すことにより、体積が収縮する樹脂性のカバーで前
記コイルエンドを覆い、前記カバーを収縮させることに
より、カバーをコイルエンドに密着させて、コイルエン
ドを固着したことを特徴とする電動機を提供する。Therefore, according to the present invention, a shape similar to the shape of a coil end protruding from an end face of a stator, which is subjected to a certain treatment such as heating, ultraviolet irradiation, etc. The electric motor is characterized in that the coil end is covered with a resin cover that shrinks, and the cover is shrunk so that the cover is in close contact with the coil end and the coil end is fixed.
【0011】[0011]
【作用】コイルエンドの形状に近似した樹脂性のカバー
をコイルエンドに覆いかぶせる。そして、このカバーを
加熱あるいは紫外線を照射して、カバーを収縮させ、カ
バーがコイルエンドに密着させる。この密着によりカバ
ーを固着する。また、カバーの任意の箇所に放熱用穴を
点在させることにより、巻線より発生する熱を放熱用穴
から発散させ、巻線を冷却する。According to the present invention, a resin cover having a shape similar to the shape of the coil end is covered over the coil end. Then, the cover is heated or irradiated with ultraviolet rays to shrink the cover, and the cover is brought into close contact with the coil end. The cover is fixed by this close contact. Further, by dispersing heat radiation holes at arbitrary positions on the cover, heat generated from the windings is radiated from the heat radiation holes, and the windings are cooled.
【0012】また、スロット内に収納されている巻線
は、銅線の外周に融着層を形成した自己融着電線を用い
て巻線を固着させても良い。Further, the winding accommodated in the slot may be fixed by using a self-fused electric wire in which a fusion layer is formed on the outer periphery of the copper wire.
【0013】[0013]
【実施例】本発明における電動機の実施例を図1〜図3
を用いて説明する。図1は、本発明におけるカバーの斜
視図である。図2は、カバーを固定子に取り付けた際の
固定子の側断面図である。図3は、カバーを固定子に取
り付けた際の固定子の正面図である。1 to 3 show an embodiment of a motor according to the present invention.
This will be described with reference to FIG. FIG. 1 is a perspective view of a cover according to the present invention. FIG. 2 is a side sectional view of the stator when the cover is attached to the stator. FIG. 3 is a front view of the stator when the cover is attached to the stator.
【0014】図1において、カバー1は、加熱あるいは
紫外線照射等の任意の処理を行うことにより、体積が収
縮する特性を有する樹脂性の材料で形成されている。ま
た、カバー1の形状は、固定子コアの端面に筒状に形成
されているコイルエンドの天井面、外周側面、および内
周側面の三面を覆える形状である。In FIG. 1, the cover 1 is formed of a resinous material having a property of contracting the volume by performing an arbitrary process such as heating or irradiation with ultraviolet rays. Further, the shape of the cover 1 is a shape that can cover three surfaces of the coil end, which is formed in a cylindrical shape on the end surface of the stator core, the ceiling surface, the outer peripheral side surface, and the inner peripheral side surface.
【0015】また、カバー1の収縮後の厚みは、機械的
強度が許す範囲で極力、薄くすることが望ましい。ま
た、カバー1には、任意の箇所に点在させた複数個の放
熱用穴2が設けられている。It is desirable that the thickness of the cover 1 after shrinking be as small as possible within the range allowed by the mechanical strength. Further, the cover 1 is provided with a plurality of heat radiation holes 2 scattered at arbitrary positions.
【0016】図2および図3において、固定子コア3の
スロット4内に、巻線5を納めた後、コイルエンド5a
にカバー1を覆いかぶせる。そして、カバー1を加熱等
の処理を施して、カバー1を収縮させる。これにより、
カバー1は、コイルエンド5aに密着して、コイルエン
ド5aを固着させる。2 and 3, after a winding 5 is placed in a slot 4 of a stator core 3, a coil end 5a is formed.
Cover 1 on top. Then, the cover 1 is subjected to a process such as heating to shrink the cover 1. This allows
The cover 1 is in close contact with the coil end 5a to fix the coil end 5a.
【0017】また、巻線5から発生した熱をカバー1の
放熱用穴2より発散させて巻線5を冷却させている。Further, the heat generated from the winding 5 is radiated from the heat radiation holes 2 of the cover 1 to cool the winding 5.
【0018】また、本発明では、スロット内に収納され
ている巻線は固着されていないため、例えば、振動が大
きい電動機で、あるいは振動が大きな環境下で使用する
電動機で、本発明のカバーをする際は、巻線として用い
られる銅線の被膜に融着層が形成された自己融着電線と
併用してもよい。Further, in the present invention, since the winding accommodated in the slot is not fixed, the cover of the present invention is used, for example, with a motor having large vibration or a motor used in an environment with large vibration. In this case, it may be used together with a self-fused electric wire in which a fusion layer is formed on a copper wire film used as a winding.
【0019】[0019]
【発明の効果】本発明によれば、コイルエンドの固着、
成形を簡単に、かつ迅速に行うことができる。According to the present invention, fixation of the coil end,
Molding can be performed easily and quickly.
【0020】[0020]
【図1】本発明におけるカバーの斜視図。FIG. 1 is a perspective view of a cover according to the present invention.
【図2】カバーを固定子に取り付けた際の固定子の側断
面図。FIG. 2 is a side sectional view of a stator when a cover is attached to the stator.
【図3】カバーを固定子に取り付けた際の固定子の正面
図。FIG. 3 is a front view of the stator when a cover is attached to the stator.
【図4】従来における固定子の正面図。FIG. 4 is a front view of a conventional stator.
【図5】従来における電動機の部分側断面図。FIG. 5 is a partial sectional side view of a conventional electric motor.
【符号の説明】 1…カバー 2…放熱用穴 3…固定子コア 4、9…スロット 5…巻線 5a…コイルエンド 6…バックヨーク 7…ティース 8…固定子 10…リード線 11…保護チューブ 12…麻糸 13…電動機 14…回転子 15…シャフト 16a、16b…軸受 17a、17b…ベアリングブラケット[Description of Signs] 1 ... Cover 2 ... Hole for heat radiation 3 ... Stator core 4, 9 ... Slot 5 ... Winding 5a ... Coil end 6 ... Back yoke 7 ... Teeth 8 ... Stator 10 ... Lead wire 11 ... Protective tube 12 ... hemp yarn 13 ... electric motor 14 ... rotor 15 ... shaft 16a, 16b ... bearing 17a, 17b ... bearing bracket
Claims (1)
おいて、 固定子端面より突出しているコイルエンドの形状と近似
した形状であって、加熱、紫外線照射等のある処理を施
すことにより、体積が収縮する樹脂性のカバーで前記コ
イルエンドを覆い、 前記カバーを収縮させることにより、カバーをコイルエ
ンドに密着させて、コイルエンドを固着したことを特徴
とする電動機。An electric motor which requires a coil end to be fixed has a shape similar to a shape of a coil end protruding from an end face of a stator, and is subjected to a certain treatment such as heating, ultraviolet irradiation, or the like, so that the volume thereof is increased. An electric motor, wherein the coil end is covered with a shrinkable resin cover, and the cover is shrunk to bring the cover into close contact with the coil end and fix the coil end.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24620697A JPH1169691A (en) | 1997-08-26 | 1997-08-26 | Motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24620697A JPH1169691A (en) | 1997-08-26 | 1997-08-26 | Motor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH1169691A true JPH1169691A (en) | 1999-03-09 |
Family
ID=17145103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP24620697A Pending JPH1169691A (en) | 1997-08-26 | 1997-08-26 | Motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH1169691A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020078580A (en) * | 2001-04-06 | 2002-10-19 | 삼성광주전자 주식회사 | method for producing stator of motor |
JPWO2005093929A1 (en) * | 2004-03-25 | 2007-08-30 | 三菱電機株式会社 | Rotating electric machine |
JP2009112085A (en) * | 2007-10-29 | 2009-05-21 | Panasonic Corp | Motor with power connector, and its manufacturing method |
WO2010103871A1 (en) * | 2009-03-12 | 2010-09-16 | ダイキン工業株式会社 | Stator, motor and compressor |
JP2017046410A (en) * | 2015-08-25 | 2017-03-02 | 株式会社デンソー | Rotary electric machine |
-
1997
- 1997-08-26 JP JP24620697A patent/JPH1169691A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20020078580A (en) * | 2001-04-06 | 2002-10-19 | 삼성광주전자 주식회사 | method for producing stator of motor |
JPWO2005093929A1 (en) * | 2004-03-25 | 2007-08-30 | 三菱電機株式会社 | Rotating electric machine |
JP2009112085A (en) * | 2007-10-29 | 2009-05-21 | Panasonic Corp | Motor with power connector, and its manufacturing method |
WO2010103871A1 (en) * | 2009-03-12 | 2010-09-16 | ダイキン工業株式会社 | Stator, motor and compressor |
JP2010213527A (en) * | 2009-03-12 | 2010-09-24 | Daikin Ind Ltd | Stator, motor, and compressor |
JP2017046410A (en) * | 2015-08-25 | 2017-03-02 | 株式会社デンソー | Rotary electric machine |
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Legal Events
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