JPH09168250A - Open type rotating electric machine for ships - Google Patents
Open type rotating electric machine for shipsInfo
- Publication number
- JPH09168250A JPH09168250A JP32437295A JP32437295A JPH09168250A JP H09168250 A JPH09168250 A JP H09168250A JP 32437295 A JP32437295 A JP 32437295A JP 32437295 A JP32437295 A JP 32437295A JP H09168250 A JPH09168250 A JP H09168250A
- Authority
- JP
- Japan
- Prior art keywords
- electric machine
- type rotating
- winding
- water
- rotating electric
- 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
- 238000004804 winding Methods 0.000 claims abstract description 26
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- 239000005871 repellent Substances 0.000 claims abstract description 15
- 239000002966 varnish Substances 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 3
- 239000012212 insulator Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000002940 repellent Effects 0.000 description 3
- 230000008719 thickening Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 210000003298 dental enamel Anatomy 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
(57)【要約】
【課題】 コイルエンド部の絶縁層を薄くすると共に耐
塩害性を向上させた巻線を有する小形化して信頼性の高
い船舶用開放形回転電機を提供する。
【解決手段】 耐塩害を必要とする船舶用開放形回転電
機において、鉄心(1) および巻線(3) 絶縁物表面にワニ
ス処理を施してワニス処理層(4) を形成し、更に冷却風
の当たる巻線のワニス処理層表面上に乾燥すれば撥水性
のある皮膜となる液体を塗布して撥水皮膜(8) を形成さ
せる。
(57) [PROBLEMS] To provide a miniaturized and highly reliable open-type rotating electric machine for a ship, which has a winding having improved insulation resistance at the coil end portion and improved salt damage resistance. SOLUTION: In an open type rotating electrical machine for ships requiring salt damage resistance, a varnish treatment layer (4) is formed by subjecting an iron core (1) and a winding (3) insulator surface to varnish treatment, and further cooling air is applied. A water-repellent film (8) is formed by applying a liquid which becomes a water-repellent film on the surface of the varnish-treated layer of the winding which hits.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、巻線の絶縁物の耐
塩害性を向上させた船舶用開放形回転電機に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an open-type rotating electric machine for a ship, which is improved in salt damage resistance of an insulating material of windings.
【０００２】[0002]
【従来の技術】従来、船舶用の開放形回転電機は冷却風
に対する耐塩害性を保持するために、鉄心および巻線に
ワニス処理を施し、また、乱巻の巻線はコイルエンド部
をワニスで固着する。そして巻線は乱巻でなくても耐塩
害性を向上させる為に、更にコイルエンド部表面のみに
ワニス処理を施したり、レジンによりコイルエンド部表
面にモールド処理を施していた。2. Description of the Related Art Conventionally, open-type rotating electric machines for ships have been varnished on the iron core and windings in order to maintain salt damage resistance against cooling air, and in windings with irregular windings, coil ends are varnished. Stick with. Further, even if the winding is not irregular winding, in order to improve the salt damage resistance, only the surface of the coil end portion is subjected to varnish treatment, or the surface of the coil end portion is subjected to molding treatment with a resin.
【０００３】[0003]
【発明が解決しようとする課題】すなわち従来の技術で
は、コイルエンド部の絶縁層を厚くすることにより塩分
の影響から保護し、回転電機の寿命を延ばすことができ
るが、反面絶縁層が厚くなった為に絶縁層にクラックが
生じたり、熱の放出が悪くなったりする問題が生じ、こ
れらの解決が課題となっていた。That is, according to the prior art, by thickening the insulating layer at the coil end portion, it is possible to protect from the influence of salt and prolong the life of the rotating electric machine, but at the same time the insulating layer becomes thicker. As a result, problems such as cracks in the insulating layer and poor heat dissipation occur, and the solution to these problems has been a problem.
【０００４】そこで本発明は、従来よりもコイルエンド
部の絶縁層を薄くすることにより上記課題を解決し、し
かも耐塩害性を向上させた巻線を有する小形化して信頼
性の高い船舶用開放形回転電機を提供することを目的と
する。Therefore, the present invention solves the above-mentioned problems by making the insulating layer of the coil end portion thinner than before, and further has a winding having improved salt damage resistance, which is miniaturized and has high reliability. An object is to provide a rotary electric machine.
【０００５】[0005]
【課題を解決するための手段】上記の目的を達成するた
めに、本発明においては、鉄心および巻線にワニス処理
を施し、更に巻線のコイルエンド部等の塩分を含んだ冷
却風の当たる部分のワニス処理層表面上に、乾燥すれば
撥水性のある皮膜となる液体を塗布して撥水皮膜を形成
させる。In order to achieve the above object, in the present invention, the iron core and the winding are varnished, and the coil end portion of the winding is exposed to salt-containing cooling air. A water-repellent film is formed by applying a liquid, which becomes a water-repellent film when dried, onto the surface of the varnish-treated layer in a portion.
【０００６】[0006]
【発明の実施の形態】以下、本発明の実施の形態につい
て、図１，図２を参照して説明する。図１は船舶用開放
形回転電機の要部である固定子の鉄心と巻線を示す上半
部縦断立面図、図２は図１のIIーII線に沿う矢視拡大断
面図である。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to FIGS. FIG. 1 is a vertical sectional elevation view showing an iron core and windings of a stator, which is a main part of an open-type rotary electric machine for ships, and FIG. 2 is an enlarged sectional view taken along the line II-II of FIG. .
【０００７】鉄心(1) のスロット(2) に巻線(3) を巻装
し、鉄心(1) および巻線(3) にワニス処理を施してワニ
ス処理層(4) を形成する。なお巻線(3) の導体(5) は横
断面が円形のいわゆる丸線にエナメル皮膜(6) を有する
銅線(7) を用いているが、他の平角導体に絶縁被覆を施
したものでもよい。The winding (3) is wound around the slot (2) of the iron core (1), and the iron core (1) and the winding (3) are varnished to form a varnished layer (4). The conductor (5) of the winding (3) uses a so-called round wire with a circular cross section, a copper wire (7) having an enamel film (6), but another rectangular conductor with an insulation coating. But it's okay.
【０００８】そして、巻線のワニス処理層表面上に乾燥
すれば撥水性のある皮膜となる液体を塗布して撥水皮膜
(8) を形成させる。この場合、撥水皮膜(8) はコイルエ
ンド部のみに形成した場合を図示したが、スロット(2)
の開口部に挿入した楔(10)に隙間があり、巻線(3) に冷
却風が当たる部分がある場合には、そこにも撥水皮膜
(8) を設けるのがよい。Then, a water-repellent film is formed by applying a liquid which becomes a water-repellent film when dried on the surface of the varnish-treated layer of the winding.
(8) is formed. In this case, the water-repellent coating (8) is shown only on the coil end, but the slot (2)
If there is a gap in the wedge (10) inserted in the opening of the and the winding (3) has a part exposed to the cooling air, the water repellent film also exists there.
(8) should be provided.
【０００９】撥水皮膜(8) の材料としては、ポリテトラ
フルオロエチレン又はそれを主成分とする高分子化合
物、或いはポリエチレン又はそれを主成分とする高分子
化合物等がある。それらを塗布、形成する手段として
は、スプレー，ディッピング，ドリップ等の方法で付着
させ焼成するのがよい。Examples of the material of the water repellent film (8) include polytetrafluoroethylene or a polymer compound containing it as a main component, or polyethylene or a polymer compound containing it as a main component. As a means for applying and forming them, it is advisable to adhere them by a method such as spraying, dipping, drip or the like and bake them.
【００１０】次に、上記実施の形態の作用に付いて説明
する。ワニス処理をして固めた巻線(3) のコイルエンド
部(9) 等の露出部分の表面に、撥水皮膜(8) を形成して
撥水性を良くしたことにより塩分を含んだ潮風で冷却し
ても、水分をはじき、絶縁材料に悪影響を与える空気に
含まれた塩分の付着を減少することができる。また、塩
分の浸透を防ぎ、耐塩害性を向上することができる。Next, the operation of the above embodiment will be described. The water-repellent film (8) is formed on the exposed surface of the coil end (9) of the winding (3) that has been hardened by varnish to improve the water repellency. Even when cooled, it can repel water and reduce the amount of salt contained in the air that adversely affects the insulating material. In addition, salt penetration can be prevented and salt damage resistance can be improved.
【００１１】従って巻線の絶縁層を厚くすること無く、
冷却が良好になるので塩害を防ぎながら、小形化した信
頼性の高い船舶用開放形回転電機となる。Therefore, without thickening the insulating layer of the winding,
Since the cooling is good, salt-damage is prevented, and the miniaturized open-type rotating electric machine for ships is highly reliable.
【００１２】[0012]
【発明の効果】以上説明したように、本発明によれば、
巻線のコイルエンド部等の露出部分の表面の撥水性を良
くしたことにより、絶縁材料に悪影響を与える空気に含
まれた塩分の付着を減少することができる。また、塩分
の浸透を防ぎ、耐塩害性を向上することができるので、
巻線の絶縁層を厚くすること無く、冷却が良好になり、
塩害を防ぎながら、小形化した信頼性の高い船舶用開放
形回転電機を提供することができる。As described above, according to the present invention,
By improving the water repellency of the surface of the exposed portion such as the coil end portion of the winding, it is possible to reduce the amount of salt contained in the air that adversely affects the insulating material. Also, since it is possible to prevent salt penetration and improve salt damage resistance,
Good cooling without thickening the insulation layer of the winding,
It is possible to provide a miniaturized and highly reliable open-type rotating electric machine for a ship while preventing salt damage.
【図１】本発明の船舶用開放形回転電機の実施の形態の
要部である固定子の鉄心と巻線を示す上半部縦断立面
図。FIG. 1 is an elevational vertical sectional view of an upper half part showing an iron core and windings of a stator, which is a main part of an embodiment of an open-type rotary electric machine for ships of the present invention.
【図２】図１のIIーII線に沿う矢視拡大断面図。FIG. 2 is an enlarged sectional view taken along the line II-II of FIG.
１…鉄心 ２…スロット ３…巻線 ４…ワニス処理層 ５…導体 ６…エナメル皮膜 ７…銅線 ８…撥水皮膜 ９…コイルエンド部 10…楔 1 ... Iron core 2 ... Slot 3 ... Winding 4 ... Varnish treatment layer 5 ... Conductor 6 ... Enamel film 7 ... Copper wire 8 ... Water repellent film 9 ... Coil end part 10 ... Wedge
Claims (3)
機において、鉄心および巻線絶縁物表面にワニス処理を
施してワニス処理層を形成し、更に冷却風の当たる巻線
のワニス処理層表面上に乾燥すれば撥水性のある皮膜と
なる液体を塗布して撥水皮膜を形成させたことを特徴と
する船舶用開放形回転電機。1. In an open-type rotating electric machine for a ship, which requires salt damage resistance, a varnish-treated layer is formed by subjecting an iron core and a surface of a winding insulating material to a varnish treatment, and further, a varnish-treated layer of a winding exposed to cooling air. An open-type rotating electric machine for a ship, characterized in that a water-repellent film is formed by applying a liquid which becomes a water-repellent film when dried on the surface.
ルオロエチレン又はそれを主成分とする高分子化合物で
あることを特徴とする船舶用開放形回転電機。2. The open-type rotating electric machine for a ship, wherein the water-repellent coating according to claim 1 is polytetrafluoroethylene or a polymer compound containing it as a main component.
又はそれを主成分とする高分子化合物であることを特徴
とする船舶用開放形回転電機。3. The open-type rotating electric machine for a ship, wherein the water-repellent film according to claim 1 is polyethylene or a polymer compound containing it as a main component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32437295A JPH09168250A (en) | 1995-12-13 | 1995-12-13 | Open type rotating electric machine for ships |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32437295A JPH09168250A (en) | 1995-12-13 | 1995-12-13 | Open type rotating electric machine for ships |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09168250A true JPH09168250A (en) | 1997-06-24 |
Family
ID=18165061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32437295A Pending JPH09168250A (en) | 1995-12-13 | 1995-12-13 | Open type rotating electric machine for ships |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09168250A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7078843B2 (en) | 2003-09-05 | 2006-07-18 | Black & Decker Inc. | Field assemblies and methods of making same |
| US7146706B2 (en) | 2003-09-05 | 2006-12-12 | Black & Decker Inc. | Method of making an electric motor |
| US7205696B2 (en) | 2003-09-05 | 2007-04-17 | Black & Decker Inc. | Field assemblies having pole pieces with ends that decrease in width, and methods of making same |
| US7211920B2 (en) | 2003-09-05 | 2007-05-01 | Black & Decker Inc. | Field assemblies having pole pieces with axial lengths less than an axial length of a back iron portion and methods of making same |
| GB2462257A (en) * | 2008-07-29 | 2010-02-03 | Clean Current Power Systems Inc | Electrical machine with dual insulated coil assembly |
| CN110098682A (en) * | 2013-07-26 | 2019-08-06 | 康明斯发电机技术有限公司 | Separator, stator for electric motor, method of providing galvanic isolation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05117637A (en) * | 1991-10-29 | 1993-05-14 | Matsushita Refrig Co Ltd | Water-repellent coating composition and heat exchanger coated with water-repellent coating composition |
| JPH05328649A (en) * | 1992-05-26 | 1993-12-10 | Hitachi Ltd | Rotary electric machine and manufacturing method thereof |
| JPH07268245A (en) * | 1994-03-30 | 1995-10-17 | Nippon Paint Co Ltd | Ultra-water-repellent coating composition |
-
1995
- 1995-12-13 JP JP32437295A patent/JPH09168250A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05117637A (en) * | 1991-10-29 | 1993-05-14 | Matsushita Refrig Co Ltd | Water-repellent coating composition and heat exchanger coated with water-repellent coating composition |
| JPH05328649A (en) * | 1992-05-26 | 1993-12-10 | Hitachi Ltd | Rotary electric machine and manufacturing method thereof |
| JPH07268245A (en) * | 1994-03-30 | 1995-10-17 | Nippon Paint Co Ltd | Ultra-water-repellent coating composition |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7078843B2 (en) | 2003-09-05 | 2006-07-18 | Black & Decker Inc. | Field assemblies and methods of making same |
| US7146706B2 (en) | 2003-09-05 | 2006-12-12 | Black & Decker Inc. | Method of making an electric motor |
| US7205696B2 (en) | 2003-09-05 | 2007-04-17 | Black & Decker Inc. | Field assemblies having pole pieces with ends that decrease in width, and methods of making same |
| US7211920B2 (en) | 2003-09-05 | 2007-05-01 | Black & Decker Inc. | Field assemblies having pole pieces with axial lengths less than an axial length of a back iron portion and methods of making same |
| US7233091B2 (en) | 2003-09-05 | 2007-06-19 | Black & Decker Inc. | Electric motor with field assemblies having core pieces with mating features |
| US7528520B2 (en) | 2003-09-05 | 2009-05-05 | Black & Decker Inc. | Electric motor having a field assembly with slot insulation |
| GB2462257A (en) * | 2008-07-29 | 2010-02-03 | Clean Current Power Systems Inc | Electrical machine with dual insulated coil assembly |
| GB2462257B (en) * | 2008-07-29 | 2010-09-29 | Clean Current Power Systems | Electrical machine with dual insulated coil assembly |
| US20110198955A1 (en) * | 2008-07-29 | 2011-08-18 | Clean Current Power Systems Incorporated | Electrical machine with dual insulated coil assembly |
| US8754562B2 (en) * | 2008-07-29 | 2014-06-17 | Clean Current Power Systems Incorporated | Electrical machine with dual insulated coil assembly |
| CN110098682A (en) * | 2013-07-26 | 2019-08-06 | 康明斯发电机技术有限公司 | Separator, stator for electric motor, method of providing galvanic isolation |
| CN110098682B (en) * | 2013-07-26 | 2021-05-11 | 康明斯发电机技术有限公司 | Separator, stator for an electric machine, method of providing electrical isolation |
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