JP2956336B2 - Waterproof cover for vertical outdoor fully enclosed fan-type rotating electric machine - Google Patents
Waterproof cover for vertical outdoor fully enclosed fan-type rotating electric machineInfo
- Publication number
- JP2956336B2 JP2956336B2 JP180592A JP180592A JP2956336B2 JP 2956336 B2 JP2956336 B2 JP 2956336B2 JP 180592 A JP180592 A JP 180592A JP 180592 A JP180592 A JP 180592A JP 2956336 B2 JP2956336 B2 JP 2956336B2
- Authority
- JP
- Japan
- Prior art keywords
- waterproof cover
- cover
- electric machine
- fan
- 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.)
- Expired - Lifetime
Links
Landscapes
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Cooling System (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、立形屋外全閉外扇形
回転電機の防水カバーに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waterproof cover for a vertical outdoor fully enclosed fan-type rotary electric machine.
【０００２】[0002]
【従来の技術】図２は従来例の正面図であり、立形屋外
全閉外扇形回転電機１の上部に外扇カバー２が取付けら
れる。平板な防水カバー３にＬ字状の支柱４をスポット
溶接し、この支柱４の先端を前記外扇カバー２にすみ肉
溶接して外扇カバー２の吸込口の上方を覆う。2. Description of the Related Art FIG. 2 is a front view of a conventional example, in which an outer fan cover 2 is mounted on an upper portion of a vertical outdoor fully-closed outer fan type rotary electric machine 1. FIG. The L-shaped support 4 is spot-welded to the flat waterproof cover 3, and the tip of the support 4 is fillet welded to the outer fan cover 2 to cover the upper part of the suction port of the outer fan cover 2.
【０００３】[0003]
【発明が解決しようとする課題】前記の従来例では、３
または４個のＬ字状の支柱を別々に制作し、防水カバー
３にＬ字状の支柱４を等間隔にスポット溶接し、さらに
外扇カバーへすみ肉溶接をする必要があり、工数がかか
る。また防水カバーが平板で強度が低くて落下物で破損
しやすく、割りに丈夫ではない。この発明の目的は、合
理的に制作することができるとともに、丈夫で、防水の
目的に適した防水カバーを備える立形屋外全閉外扇形回
転電機を提供することにある。In the above conventional example, 3
Alternatively, it is necessary to separately produce four L-shaped supports, spot-weld the L-shaped supports 4 to the waterproof cover 3 at equal intervals, and furthermore, to perform fillet welding to the outer fan cover, which takes time. . In addition, the waterproof cover is flat and has low strength, so it is easily damaged by falling objects, and is not very strong. An object of the present invention is to provide a vertical outdoor fully-closed fan electric rotating machine which can be manufactured reasonably, is durable, and has a waterproof cover suitable for the purpose of waterproofing.
【０００４】[0004]
【課題を解決するための手段】この発明の立形屋外全閉
外扇形回転電機の防水カバーは、複数の支柱を介して立
形屋外全閉外扇形回転電機の外扇カバーの吸込口の上方
を覆う防水カバーにおいて、前記各支柱は薄鋼板からな
る防水カバーの外周から突出させて打ち抜きにより防水
カバーと一体に形成され、かつ先端に前記外扇カバーに
プロジェクション溶接するのに適した突起を備え該支柱
を防水カバーとの連結部分から同一方向に直角に折り曲
げること、を特徴とするものである。SUMMARY OF THE INVENTION A waterproof cover of a vertical outdoor fully-closed fan electric rotating machine according to the present invention covers above a suction opening of an outer fan cover of a vertical outdoor fully-closed fan electric rotating machine via a plurality of columns. In the waterproof cover, each of the struts is formed integrally with the waterproof cover by projecting from a perimeter of the waterproof cover made of a thin steel plate, and is provided with a protrusion suitable for projection welding to the outer fan cover at a tip thereof. Is bent at a right angle in the same direction from a connection portion with the waterproof cover.
【０００５】[0005]
【作用】この発明において、図１を参照する。防水カバ
ーは、複数の支柱を薄鋼板からなる防水カバーの外周か
ら突出させて打ち抜きにより防水カバーと一体に形成さ
れ、かつ先端に前記外扇カバーにプロジェクション溶接
するのに適した突起を備え該支柱を防水カバーとの連結
部分から同一方向に直角に折り曲げることによって、防
水カバーと支柱は一体化されたり、支柱の先端は外扇カ
バーにプロジェクション溶接されたりして丈夫であって
工数も少ない。In the present invention, reference is made to FIG. The waterproof cover is formed integrally with the waterproof cover by projecting a plurality of struts from an outer periphery of the waterproof cover made of a thin steel plate, and is provided with a protrusion suitable for projection welding to the outer fan cover at a tip. Is bent at a right angle in the same direction from the connection portion with the waterproof cover, so that the waterproof cover and the column are integrated, or the tip of the column is projection-welded to the outer fan cover, so that it is strong and requires a small number of steps.
【０００６】また前記防水カバーを外扇カバーの吸込口
の上方を覆うように、軸方向から外扇カバーにプロジェ
クション溶接することによって、従来は人手またはロボ
ットで、すみ肉溶接を行っていた作業が、合理的に製作
することができる。また上に突とした形状を採用するこ
とによって落下物にも丈夫で、防水の目的に適した防水
カバーを備える立形屋外全閉外扇形回転電機を提供する
ことができる。[0006] In addition, by performing projection welding of the waterproof cover to the outer fan cover from the axial direction so as to cover the upper portion of the suction port of the outer fan cover, the work that has conventionally been performed by a human or a robot to perform the fillet welding. , Can be manufactured reasonably. In addition, by adopting the shape projecting upward, it is possible to provide a vertical outdoor fully-closed fan electric rotating machine having a waterproof cover that is strong against falling objects and suitable for the purpose of waterproofing.
【０００７】[0007]
【実施例】図１は実施例の正面図であり、立形屋外全閉
外扇形回転電機１の上部に外扇カバー２が取付けられ
る。複数の支柱１４は防水カバー１３の外周から放射状
に、３等分または４等分に突出させて薄鋼板から一体に
打ち抜かれる。支柱１４の長さは、前記立形屋外全閉外
扇形回転電機１の冷却に必要な風量を阻害しないように
充分な長さを、選定する事が出来る。支柱１４は防水カ
バー１３の外周から放射状に、３等分または４等分に突
出させて薄鋼板から一体に打ち抜かれることによって、
合理的に製作することができる。FIG. 1 is a front view of an embodiment, in which an outer fan cover 2 is mounted on an upper part of a vertical outdoor fully-closed outer fan type rotary electric machine 1. The plurality of pillars 14 are radially projected from the outer periphery of the waterproof cover 13 into three equal parts or four equal parts, and are integrally punched from a thin steel plate. The length of the column 14 can be selected to be sufficiently long so as not to hinder the air volume required for cooling the vertical outdoor fully-closed external fan-type rotating electric machine 1. The struts 14 are radially protruded from the outer periphery of the waterproof cover 13 into three equal parts or four equal parts, and are integrally punched from a thin steel plate.
It can be manufactured reasonably.
【０００８】また防水カバー１３の外周から放射状に、
３等分または４等分に突出させた支柱１４は先端を前記
外扇カバー２にプロジェクション溶接するのに適した突
起１５を備えて打ち抜かれたことによって、１回の打ち
抜きでプロジェクション溶接のための準備まで完了す
る。防水カバー１３は一体に打ち抜かれた後、プレス成
形法によって、支柱１４は、ほぼ直角に曲げられ、防水
カバー１３は上に突となるように成形される。成形の方
法は、単純な円筒状の、金型によって行うことができ
る。Further, radially from the outer periphery of the waterproof cover 13,
The strut 14 protruded into three or four equal parts is punched with a projection 15 suitable for projection welding to the outer fan cover 2 so that the projection 14 can be formed by one punch for projection welding. Complete until preparation. After the waterproof cover 13 is integrally punched, the columns 14 are bent at substantially right angles by a press molding method, and the waterproof cover 13 is formed so as to protrude upward. The molding method can be performed using a simple cylindrical mold.
【０００９】成形された後、前記防水カバー１３は外扇
カバー２の吸込口の上方を覆うように、軸方向から外扇
カバー２にプロジェクション溶接される。打ち抜き工
程、プレス成形の工程、プロジェクション溶接の工程は
合理的に行うことができる。この種の回転電機は、ＪＩ
Ｓ規格および国際規格化されており、多量生産されるこ
とから、防水カバー１３もまた多量生産されるものであ
り、以上の方法は、多量生産に適したものである。After being formed, the waterproof cover 13 is projection-welded to the outer fan cover 2 from the axial direction so as to cover above the suction port of the outer fan cover 2. The punching step, the press forming step, and the projection welding step can be performed rationally. This type of rotating electric machine is a JI
Since the S standard and international standard are set and mass production is performed, the waterproof cover 13 is also mass-produced, and the above method is suitable for mass production.
【００１０】[0010]
【発明の効果】この発明の立形屋外全閉外扇形回転電機
の防水カバーは、複数の支柱を介して立形屋外全閉外扇
形回転電機の外扇カバーの吸込口の上方を覆う防水カバ
ーにおいて、前記各支柱は薄鋼板からなる防水カバーの
外周から突出させて打ち抜きにより防水カバーと一体に
形成され、かつ先端に前記外扇カバーにプロジェクショ
ン溶接するのに適した突起を備え該支柱を防水カバーと
の連結部分から同一方向に直角に折り曲げること、を特
徴とするものである。The waterproof cover of the vertical outdoor fully-closed fan electric rotating machine according to the present invention is a waterproof cover that covers above the suction port of the outer fan cover of the vertical outdoor fully-closed fan electric rotating machine via a plurality of columns. Each of the struts is formed integrally with the waterproof cover by projecting from the outer periphery of the waterproof cover made of a thin steel plate by punching, and has a protrusion at the end suitable for projection welding to the outer fan cover. Are bent at a right angle in the same direction from the connecting portion of the above.
【００１１】このような構成によれば、防水カバーと支
柱は一体化され、支柱の先端は外扇カバーにプロジェク
ション溶接されて丈夫であって工数も少ないという効果
と、打ち抜き工程、プレス成形の工程、プロジェクショ
ン溶接の工程は合理的に行うことができるので多量生産
に適しているということと、プロジェクション溶接は図
１のように、円錐状の傾斜部で行うことができ、雨水が
溜りにくいので、腐食が少なく長期間使用できるという
効果と、支柱の長さは、冷却に必要な風量を阻害しない
ように充分な長さを、選定する事ができるので、規格化
された回転電機の要求性能を達成きるという効果があ
る。According to such a configuration, the waterproof cover and the support are integrated, and the end of the support is projection-welded to the outer fan cover to be durable and requires a small number of steps. Since the projection welding process can be performed rationally, it is suitable for mass production. Also, as shown in FIG. 1, the projection welding can be performed on a conical inclined portion, so that rainwater hardly collects. The effect is that it can be used for a long time with little corrosion, and the length of the columns can be selected to be long enough so as not to hinder the air volume required for cooling. It has the effect of achieving it.
【００１２】また防水カバーは水はけ可能に上に突とし
た形状を採用することによって落下物にも丈夫で、防水
の目的に適したものとなる。規格化された回転電機に適
用できる構成は、あらゆる比較において、従来の構成よ
りも優れている必要があり、この点を満たした構成を提
供している。この発明の目的である、合理的に制作する
ことができるとともに、丈夫で、防水の目的に適した防
水カバーを備える立形屋外全閉外扇形回転電機を提供す
ることができる。The waterproof cover has a shape that projects upward so that it can be drained, so that it is durable against falling objects and suitable for the purpose of waterproofing. The configuration applicable to the standardized rotating electric machine needs to be superior to the conventional configuration in every comparison, and a configuration satisfying this point is provided. It is an object of the present invention to provide a vertical outdoor fully-closed fan electric rotating machine which can be manufactured rationally, is durable, and has a waterproof cover suitable for the purpose of waterproofing.
【図１】実施例の正面図FIG. 1 is a front view of an embodiment.
【図２】従来例の正面図FIG. 2 is a front view of a conventional example.
１ 立形屋外全閉外扇形回転電機 ２ 外扇カバー ３ 防水カバー ４ 支柱 １３ 防水カバー １４ 支柱 １５ 突起 DESCRIPTION OF SYMBOLS 1 Vertical outdoor fully enclosed external fan-shaped rotary electric machine 2 External fan cover 3 Waterproof cover 4 Post 13 Waterproof cover 14 Post 15 Projection
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭54−164216（ＪＰ，Ａ) 特開 昭62−281743（ＪＰ，Ａ) 実開 昭52−96208（ＪＰ，Ｕ) 実開 昭58−63869（ＪＰ，Ｕ) 実開 昭56−145341（ＪＰ，Ｕ) 実開 昭51−81904（ＪＰ，Ｕ) 実開 平１−166449（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.6，ＤＢ名) H02K 5/00 - 5/10 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-54-164216 (JP, A) JP-A-62-281743 (JP, A) Fully open 52-96208 (JP, U) Really open 63869 (JP, U) Japanese Utility Model Showa 56-145341 (JP, U) Japanese Utility Model Showa 51-81904 (JP, U) Japanese Utility Model Utility Model 1-166449 (JP, U) (58) Field surveyed (Int. 6 , DB name) H02K 5/00-5/10
Claims (1)
転電機の外扇カバーの吸込口の上方を覆う防水カバーに
おいて、前記各支柱は薄鋼板からなる防水カバーの外周
から突出させて打ち抜きにより防水カバーと一体に形成
され、かつ先端に前記外扇カバーにプロジェクション溶
接するのに適した突起を備え該支柱を防水カバーとの連
結部分から同一方向に直角に折り曲げること、を特徴と
する立形屋外全閉外扇形回転電機の防水カバー。1. A waterproof cover for covering above a suction port of an outer fan cover of a vertical outdoor fully-closed outer fan-type rotating electric machine via a plurality of pillars, wherein each of the pillars protrudes from an outer periphery of the waterproof cover made of a thin steel plate. It is formed integrally with the waterproof cover by punching, and is provided with a projection at the end suitable for projection welding to the outer fan cover, and the column is bent at a right angle in the same direction from a connection portion with the waterproof cover. Waterproof cover for vertical outdoor fully enclosed fan-shaped rotating electric machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP180592A JP2956336B2 (en) | 1992-01-09 | 1992-01-09 | Waterproof cover for vertical outdoor fully enclosed fan-type rotating electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP180592A JP2956336B2 (en) | 1992-01-09 | 1992-01-09 | Waterproof cover for vertical outdoor fully enclosed fan-type rotating electric machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05184097A JPH05184097A (en) | 1993-07-23 |
| JP2956336B2 true JP2956336B2 (en) | 1999-10-04 |
Family
ID=11511793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP180592A Expired - Lifetime JP2956336B2 (en) | 1992-01-09 | 1992-01-09 | Waterproof cover for vertical outdoor fully enclosed fan-type rotating electric machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2956336B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2443639B (en) * | 2006-11-09 | 2010-08-25 | Ian Briggs | Wet weather cover for a sliding compound mitre saw |
| DE102013201790B4 (en) * | 2013-02-05 | 2023-06-07 | Robert Bosch Gmbh | Housing with protection device for a wet seal |
| CN104065196A (en) * | 2014-06-24 | 2014-09-24 | 上海电机系统节能工程技术研究中心有限公司 | Vertical-type high-voltage motor fan cover |
| JP6466180B2 (en) | 2015-01-15 | 2019-02-06 | 住友重機械工業株式会社 | motor |
-
1992
- 1992-01-09 JP JP180592A patent/JP2956336B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05184097A (en) | 1993-07-23 |
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