JPS62160058A - Insulating method for winding of rotary electric machine - Google Patents

Insulating method for winding of rotary electric machine

Info

Publication number
JPS62160058A
JPS62160058A JP6686A JP6686A JPS62160058A JP S62160058 A JPS62160058 A JP S62160058A JP 6686 A JP6686 A JP 6686A JP 6686 A JP6686 A JP 6686A JP S62160058 A JPS62160058 A JP S62160058A
Authority
JP
Japan
Prior art keywords
resin
impregnated
electric machine
insulating
winding
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
Application number
JP6686A
Other languages
Japanese (ja)
Inventor
Tsutomu Tomita
冨田 努
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP6686A priority Critical patent/JPS62160058A/en
Publication of JPS62160058A publication Critical patent/JPS62160058A/en
Pending legal-status Critical Current

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  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

PURPOSE:To suppress the flowout of impregnated resin out of a core slot by impregnating the resin with the entire winding after a winding work is completed, and curing the impregnated resin. CONSTITUTION:Resin impregnated in a gap between a coil corner 11 and a core slot 2 is held by a slot bottom linear 3 bonded with synthetic fiber 12, a separator 5 and a wedge lower liner 7, the curing reaction of the resin is accelerated by a curing catalyst impregnated in the fiber 12 to shut off the external flowout passage of the resin impregnated in a coil insulator, i.e., a main insulating layer 10, thereby suppressing the flowout of the resin impregnated in the core slot 2.

Description

【発明の詳細な説明】 [産業上の利用分野コ この発明は、回転電機巻線の絶縁処理方法に関するもの
である。
DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a method for insulating windings of a rotating electric machine.

[従来の技術] 第5図はコイルが挿入された従来の回転電機巻線のコア
−スロット部の断面図であり、(1)はコアー、(2)
は後述するコイルが挿入されるコア−スロット部、(3
)はコア−スロット部(2)に挿入されたスロット底ラ
イナー、(4)はスロット底ライナー(3)の上に挿入
された下口コイル、〈5)は下ロコーfル(4)の上に
挿入されたセパレータ、(6)はセパレータ(5)の上
に挿入された上口コイル、(7)は上口コイル(6)め
上に置かれたウェッジ下ライナー、(8)は挿入された
下口コイル(4)及び上口コイル(6)等を固定するた
めのウェッジ、(9)は下口コイル(4)及び上口コイ
ル(6)を構成するコイル導体ブロック、(10)はコ
イル導体ブロック(9)の主絶縁層、(11)は下ロコ
イルク4)及び上口コイル(6)のコイルコーナ一部で
ある。スロット底ライナー(3)、セパレータ〈5)及
びウェッジ下うイナーク7)は、それぞれ直方体形状の
合成樹脂積層板で造られている。
[Prior Art] Fig. 5 is a sectional view of a core-slot portion of a conventional rotating electrical machine winding into which a coil is inserted, in which (1) is the core, (2)
is a core-slot portion into which a coil to be described later is inserted, (3
) is the slot bottom liner inserted into the core-slot part (2), (4) is the lower end coil inserted onto the slot bottom liner (3), and <5) is the top of the lower loco f (4). (6) is the upper end coil inserted on top of the separator (5), (7) is the lower wedge liner placed on top of the upper end coil (6), (8) is the inserted separator. A wedge for fixing the lower coil (4) and upper coil (6), etc., (9) is a coil conductor block that constitutes the lower coil (4) and upper coil (6), and (10) is a wedge for fixing the lower coil (4) and upper coil (6). The main insulating layer of the coil conductor block (9), (11) is a part of the coil corner of the lower coil 4) and the upper coil (6). The slot bottom liner (3), the separator (5), and the wedge lower inert (7) are each made of a rectangular parallelepiped-shaped synthetic resin laminate.

従来の回転電機巻線のコア−スロット部は上記のように
構成され、その絶縁処理の際には、スロット底ライナー
(3)、下口コイル(4)、セパレータ(5)、上口コ
イル(6)、ウェッジ下ライナー(7)、及びウェッジ
(8)等をコア−スロット部(2)に挿入し、挿入され
た下口コイル(4)及び上目コイル(6)の巻線作業を
実施した後、巻線全体に含浸樹脂(レジン)を真空加圧
含浸し、次いで含浸された樹脂を乾燥処理していた。
The core-slot portion of a conventional rotating electrical machine winding is constructed as described above, and during insulation treatment, the slot bottom liner (3), the lower coil (4), the separator (5), and the upper coil ( 6) Insert the wedge lower liner (7), wedge (8), etc. into the core-slot part (2), and perform the winding work on the inserted lower coil (4) and upper coil (6). After that, the entire winding was impregnated with an impregnating resin under vacuum pressure, and then the impregnated resin was dried.

[Q明が解決しようとする問題点] 上記のような回転電機巻線の絶縁処理方法では、コイル
コーナ一部(11)とコア−スロット部(2)の間には
隙間が存在し、樹脂の真空加圧含浸後、及び含浸した樹
脂の乾燥処理時に、この隙間に沿って含浸樹脂がコア−
スロット部の外部に流出するという問題点があった。
[Problems that Q Ming attempts to solve] In the method for insulating the windings of rotating electric machines as described above, there is a gap between the coil corner part (11) and the core-slot part (2), and the resin After the vacuum pressure impregnation and during the drying process of the impregnated resin, the impregnated resin forms the core along this gap.
There was a problem that the liquid leaked out of the slot portion.

この発明は、かかる問題点を解決するためになされたも
ので、コア−スロット部に含浸された樹脂がその外部に
流出するのを抑制し、均質なコイル絶縁層を確保し、絶
縁特性の向上を図る回転電機巻線の絶縁処理方法を得る
ことを目的とする。
This invention was made to solve these problems, and it suppresses the resin impregnated into the core-slot portion from flowing out to the outside, ensures a homogeneous coil insulation layer, and improves insulation properties. The purpose of this invention is to obtain a method for insulating the windings of rotating electric machines.

[問題点を解決するための手段] この発明に係る回転電機巻線の絶縁処理方法は、コイル
をコア−スロット部に挿入することに加えて、含浸樹脂
がしみ込み易く且つ樹脂保持性のよい合成繊維材がそれ
ぞれ両端面に貼り付けられたスロット底ライナー、セパ
レータ及びウェッジ下ライナーもコア−スロット部に挿
入するものである。
[Means for Solving the Problems] The insulating treatment method for rotating electric machine windings according to the present invention includes, in addition to inserting the coil into the core-slot portion, an insulating treatment method in which the impregnated resin easily penetrates and has good resin retention. A slot bottom liner, a separator, and a wedge bottom liner each having a synthetic fiber material affixed to each end are also inserted into the core-slot portion.

[作 用] この発明においては、スロット底ライナー、セパレータ
及びウェッジ下ライナーに貼り付けられた合成繊維材が
、コイルコーナ一部とコア−スロット部の間の隙間を埋
めて含浸樹脂を保持するから、コイル絶縁部すなわち主
絶縁層に含浸された樹脂の外部流出通路を遮断し、コア
−スロット部に含浸された樹脂が外部に流出するのを抑
制する。
[Function] In this invention, the synthetic fiber material affixed to the slot bottom liner, separator, and wedge bottom liner fills the gap between a part of the coil corner and the core-slot part and retains the impregnated resin. , the outer outflow path of the resin impregnated in the coil insulating part, that is, the main insulating layer is blocked, and the resin impregnated in the core-slot part is suppressed from flowing out to the outside.

[実施例] 第1図はこの発明を実施した回転電機巻線のコア−スロ
ット部を示す断面図であり、(1)〜(11)は上記従
来のコア−スロット部におけるものと全く同一である。
[Example] Fig. 1 is a sectional view showing a core-slot portion of a rotating electric machine winding according to the present invention, and (1) to (11) are completely the same as those in the conventional core-slot portion. be.

 (12)はスロット底ライナー(3)、セパレータ(
5)及びウェッジ下ライナー(7)の両端面にそれぞれ
貼り付けられて含浸樹脂がしみ込み易く且つ樹脂保持性
のよい合成繊維材例えばプリプレグポリエステルフェル
トであり、カルボン酸金属塩を主とする含浸樹脂用硬化
触媒をグリプレグ状に含浸させたものである。カルボン
酸金属塩としては、例えば亜鉛系の種々のカルボン酸塩
が使用できる。
(12) is the slot bottom liner (3), the separator (
5) and a synthetic fiber material which is affixed to both end faces of the lower wedge liner (7) and which is easily penetrated by the impregnated resin and has good resin retention properties, such as prepreg polyester felt, and which is impregnated with a resin mainly containing carboxylic acid metal salts. The curing catalyst is impregnated in the form of a gripleg. As the carboxylic acid metal salt, for example, various zinc-based carboxylates can be used.

第2A図及び第2B図は合成繊維材(12)が接着剤で
上側の両端面に貼り付けられたスロット底ライナー(3
)のそれぞれ正面図及び側面図であり、第3A図及び第
3B図は合成繊維材(12)が接着剤で上下両側の両端
面に貼り付けられたセパレータ(5)のそれぞれ正面図
及び側面図であり、第4A図及び第4B図は合成繊維材
(12)が接着剤で下側の両端面に貼り(=fけられた
ウェッジ下ライナー(7)のそれぞれ正面図及び側面図
である。
Figures 2A and 2B show a slotted bottom liner (3
), and FIGS. 3A and 3B are a front view and a side view, respectively, of a separator (5) with a synthetic fiber material (12) attached to both upper and lower end surfaces with adhesive. FIG. 4A and FIG. 4B are a front view and a side view, respectively, of a wedge lower liner (7) with synthetic fiber material (12) pasted on both lower end surfaces with an adhesive.

上記のように構成された回転電機巻線の絶縁処理は、コ
ア−スロット部(2)に下口コイル(4)及び上目コイ
ル(6)を挿入する時に、合成繊維材(12)がそれぞ
れ両端面に貼りf寸けられたスロット底ライナー(3)
、セパレータ(5)及びウェッジ下ライナー〈7)もコ
ア−スロット部(2)に挿入する0次いで、コア−スロ
ット部(2)に挿入された下口コイル(4)及び上口コ
イル(6)の巻線作業を行ない、巻線全体に樹脂例えば
エポキシ樹脂を真空含浸処理し、この含浸された樹脂を
乾燥処理する。
The insulation treatment of the rotating electric machine winding configured as described above is performed by inserting the lower coil (4) and the upper coil (6) into the core-slot portion (2) so that the synthetic fiber material (12) is Slotted bottom liner (3) pasted on both ends
Then, the separator (5) and the wedge lower liner (7) are also inserted into the core-slot part (2).Then, the lower end coil (4) and the upper end coil (6) are inserted into the core-slot part (2). The entire winding is vacuum impregnated with a resin such as an epoxy resin, and the impregnated resin is dried.

上記のように、合成繊維材(12)が貼り付けられたス
ロット底ライナー(3)、セパレータ(5)及びウェッ
ジ下ライナー())によって、コイルコーナ一部(11
)とコア−スロット部(2)の隙間に含浸された(A脂
を保持し、乾燥処理時に合成繊維材(12)に含浸され
ている硬化触媒により樹脂の硬化反応が促進され、コイ
ル絶縁部すなわち主絶縁層(10)に含浸された樹脂の
外部流出通路を遮断し、コア−スロット部(2)に含浸
された樹脂が外部に流出するのを抑制することができる
As described above, a part of the coil corner (11
) and the core-slot part (2), the curing reaction of the resin is promoted by the curing catalyst impregnated into the synthetic fiber material (12) during the drying process, and the coil insulation part That is, it is possible to block the external outflow path of the resin impregnated in the main insulating layer (10), and to suppress the resin impregnated in the core-slot portion (2) from flowing out.

なお、上記実施例では合成繊維材としてプリプレグポリ
エステルフェルトを使用した場合について説明したが、
含浸樹脂がしみ込み易く且つ樹脂保持性のよい材料であ
れば他の合成繊維材であっても使用でき、例えばノーメ
ックスフェルト(米国デュポン社商品名)又はポリエス
テルフェルトが好適に使用できる。また、樹脂の含浸処
理方式として真空加圧含浸処理方式のものについて述べ
たが、樹脂浸漬処理方式のものに対しても同様に適用で
きる。
In addition, in the above example, the case where prepreg polyester felt was used as the synthetic fiber material was explained.
Other synthetic fiber materials can be used as long as they are easily impregnated with the resin and have good resin retention properties. For example, Nomex felt (trade name of DuPont, USA) or polyester felt can be suitably used. Furthermore, although the vacuum pressure impregnation method has been described as the resin impregnation method, the present invention can be similarly applied to a resin immersion method.

[発明の効果] この発明は以上説明しなとおり、回転電機巻線のコア−
スロット部にコイルを挿入すると共に、含浸樹脂がしみ
込み易く且つ樹脂保持性のよい片成繊維材がそれぞれ両
端面に貼り付けられたスロット底ライナー、セパレータ
及びウェッジ下ライナーも挿入し、次いでコア−スロッ
ト部に挿入されたコイルの巻線作業を完了した後、巻線
全体に樹脂を含浸し、この含浸された樹脂を硬化させる
ことにより、含浸樹脂の硬化反応が促進され、含浸樹脂
がコア−スロット部の外部に流出するのを抑制し、均質
なコイル絶縁層を確保し、絶縁特性の向上を図るという
効果がある。また、コイル絶縁最外層とコアー間の接着
力の向上も図る効果もある。
[Effects of the Invention] As not explained above, the present invention provides a core of a rotating electric machine winding.
A coil is inserted into the slot, and a slot bottom liner, a separator, and a wedge bottom liner each having a unilateral fiber material that is easily penetrated by the impregnated resin and has good resin retention affixed to both end surfaces are also inserted, and then the core is inserted. After completing the winding work of the coil inserted into the slot, the entire winding is impregnated with resin and the impregnated resin is cured to accelerate the curing reaction of the impregnated resin, and the impregnated resin becomes the core. This has the effect of suppressing leakage to the outside of the slot portion, ensuring a homogeneous coil insulation layer, and improving insulation properties. It also has the effect of improving the adhesive force between the outermost coil insulation layer and the core.

【図面の簡単な説明】[Brief explanation of drawings]

第1図はこの発明を実施した回転電機巻線のコア−スロ
ット部を示す断面図、第2A図及び第2B図は&成繊t
(を材(I2)が両端面に貼りC寸けられなスロット底
ライナーのそれぞれ正面図及び側面図、第3A[:l及
び第3B図は合成繊維材(12)が両端面に貼り付けら
れたセパレータのそれぞれ正面図及び側面図、第4A図
及び第4B図は合成繊維材(12)が両端面に貼り付け
られたウェッジ下ライナーのそれぞれ正面図及び側面図
、第5図は従来の回転電機巻線のコア−スロット部の断
面図である。 図において、(1)はコアー、(2)はコア−スロット
部、(3)はスロット底ライナー、(4)は下口コイル
、(5)はセパレータ、(6)は上口コイル、(7)は
ウェッジ下ライナー、(8)はウェッジ、(9)はコイ
ル導体ブロック、(10)は主絶縁層、(11)はコイ
ルコーナ一部、(12)は合成繊維材である。 なお、各図中、同一符号は同一または相当部分を示ず。 笥2A図  第2B図 罵3A[X]   児3B図 ′罵4A図   兜4B図 罠5図
FIG. 1 is a sectional view showing the core-slot portion of a rotating electric machine winding according to the present invention, and FIGS. 2A and 2B are &
(Front and side views, respectively, of a slotted bottom liner with material (I2) attached to both end surfaces, Figures 3A and 3B show a synthetic fiber material (12) attached to both end surfaces. Figures 4A and 4B are front and side views, respectively, of a separator with a synthetic fiber material (12) attached to both end faces, and Figure 5 is a front view and a side view, respectively, of a conventional rotating separator. It is a cross-sectional view of the core-slot part of the electric machine winding. In the figure, (1) is the core, (2) is the core-slot part, (3) is the slot bottom liner, (4) is the lower end coil, and (5) is the core-slot part. ) is the separator, (6) is the upper coil, (7) is the wedge lower liner, (8) is the wedge, (9) is the coil conductor block, (10) is the main insulation layer, (11) is part of the coil corner. , (12) are synthetic fiber materials. In each figure, the same reference numerals do not indicate the same or corresponding parts. Figure 2A Figure 2B Figure 3A [X] Child 3B Figure 4A Helmet Figure 4B Trap Figure 5

Claims (9)

【特許請求の範囲】[Claims] (1)回転電機巻線のコア−スロット部にコイルを挿入
すると共に、含浸樹脂がしみ込み易く且つ樹脂保持性の
よい合成繊維材がそれぞれ両端面に貼り付けられたスロ
ット底ライナー、セパレータ及びウェッジ下ライナーも
挿入し、次いで前記コア−スロット部に挿入された前記
コイルの巻線作業を完了した後、巻線全体に樹脂を含浸
し、この含浸された樹脂を硬化させることを特徴とする
回転電機巻線の絶縁処理方法。
(1) A coil is inserted into the core-slot part of the rotating electric machine winding, and a slot bottom liner, separator, and wedge are each attached to both end surfaces with synthetic fiber material that is easily impregnated with resin and has good resin retention properties. A rotation characterized in that, after also inserting a lower liner and completing the winding operation of the coil inserted into the core-slot part, the entire winding is impregnated with resin and the impregnated resin is cured. A method for insulating electrical windings.
(2)合成繊維材は、カルボン酸金属塩を主とする含浸
樹脂用硬化触媒をプリプレグ状に含浸させたプリプレグ
ポリエステルフェルトであることを特徴とする特許請求
の範囲第1項記載の回転電機巻線の絶縁処理方法。
(2) The rotating electric machine winding according to claim 1, wherein the synthetic fiber material is a prepreg polyester felt impregnated with a curing catalyst for impregnated resin mainly composed of carboxylic acid metal salts. How to insulate wires.
(3)合成繊維材は、ノーメックスフェルトであること
を特徴とする特許請求の範囲第1項記載の回転電機巻線
の絶縁処理方法。
(3) The method for insulating a winding of a rotating electric machine according to claim 1, wherein the synthetic fiber material is Nomex felt.
(4)合成繊維材は、ポリエステルフェルトであること
を特徴とする特許請求の範囲第1項記載の回転電機巻線
の絶縁処理方法。
(4) The method for insulating a winding of a rotating electric machine according to claim 1, wherein the synthetic fiber material is polyester felt.
(5)合成繊維材は、スロット底ライナーの上側の両端
面、セパレータの上下両側の両端面、及びウェッジ下ラ
イナーの下側の両端面に貼り付けられることを特徴とす
る特許請求の範囲第1項ないし第4項のいずれか記載の
回転電機巻線の絶縁処理方法。
(5) The synthetic fiber material is attached to both upper end surfaces of the slot bottom liner, both upper and lower end surfaces of the separator, and both lower end surfaces of the wedge lower liner. A method for insulating a rotating electric machine winding according to any one of items 1 to 4.
(6)樹脂は、エポキシ樹脂であることを特徴とする特
許請求の範囲第1項ないし第5項のいずれか記載の回転
電機巻線の絶縁処理方法。
(6) The method for insulating a rotating electric machine winding according to any one of claims 1 to 5, wherein the resin is an epoxy resin.
(7)樹脂は、真空加圧含浸処理されることを特徴とす
る特許請求の範囲第1項ないし第6項のいずれか記載の
回転電機巻線の絶縁処理方法。
(7) A method for insulating a rotating electric machine winding according to any one of claims 1 to 6, wherein the resin is subjected to vacuum pressure impregnation treatment.
(8)樹脂は、浸漬処理されていることを特徴とする特
許請求の範囲第1項ないし第6項のいずれか記載の回転
電機巻線の絶縁処理方法。
(8) A method for insulating a rotating electric machine winding according to any one of claims 1 to 6, wherein the resin is subjected to a dipping treatment.
(9)スロット底ライナー、セパレータ及びウェッジ下
ライナーは、合成樹脂積層板で造られていることを特徴
とする特許請求の範囲第1項ないし第8項のいずれか記
載の回転電機巻線の絶縁処理方法。
(9) Insulating the windings of a rotating electrical machine according to any one of claims 1 to 8, wherein the slot bottom liner, the separator, and the wedge bottom liner are made of synthetic resin laminates. Processing method.
JP6686A 1986-01-06 1986-01-06 Insulating method for winding of rotary electric machine Pending JPS62160058A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6686A JPS62160058A (en) 1986-01-06 1986-01-06 Insulating method for winding of rotary electric machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6686A JPS62160058A (en) 1986-01-06 1986-01-06 Insulating method for winding of rotary electric machine

Publications (1)

Publication Number Publication Date
JPS62160058A true JPS62160058A (en) 1987-07-16

Family

ID=11463812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6686A Pending JPS62160058A (en) 1986-01-06 1986-01-06 Insulating method for winding of rotary electric machine

Country Status (1)

Country Link
JP (1) JPS62160058A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5181029B2 (en) * 2010-05-06 2013-04-10 三菱重工業株式会社 Offshore wind power generator

Cited By (1)

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JP5181029B2 (en) * 2010-05-06 2013-04-10 三菱重工業株式会社 Offshore wind power generator

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