JPS5911424U - Cooling structure of oil-filled appliances - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来形の油入変圧器の要部側面縦断面図、第２
図は本考案の一実施例に示す油入変圧器の要部側面縦断
面図、第３図は第２図における油ガイドの一部を拡大し
た側面図、第４図は第３図の正面図、第５図は第２図の
Ａ−Ａ断面図、第６図は異なる実施例の油入変圧器の要
部側面縦断面図、第７図は第６図のＢ−Ｂ断面図。 １・・・・・・油槽、２・・・・・・巻線、３・・・・
・・導油管、４・・・・・・巻線受け、５・・・・・・
底板、６．　１７．　１８・・・・・・油路、７・・・
・・・鉄心、８・・・・・・フレーム、１０，１５゜２
０・・・・・・油ガイド、２１・・・・・・間隙、２３
．２６・・・・・・油止め。Figure 1 is a side vertical cross-sectional view of the main parts of a conventional oil-immersed transformer;
The figure is a longitudinal cross-sectional side view of the essential parts of an oil-immersed transformer shown in one embodiment of the present invention, Figure 3 is an enlarged side view of a part of the oil guide in Figure 2, and Figure 4 is a front view of Figure 3. 5 is a cross-sectional view taken along the line AA in FIG. 2, FIG. 6 is a side vertical cross-sectional view of a main part of an oil-immersed transformer according to a different embodiment, and FIG. 7 is a cross-sectional view taken along the line B-B in FIG. 6. 1...Oil tank, 2...Winding, 3...
... Oil guide pipe, 4 ... Winding receiver, 5 ...
Bottom plate, 6. 17. 18...Oil road, 7...
... Iron core, 8 ... Frame, 10,15゜2
0... Oil guide, 21... Gap, 23
．． 26... Oil stopper.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）油入電器の鉄心下部から巻線要部を冷却するため
の油路に油を強制循環させる構造において、循環油の導
油管を油槽の胴体部に設けるとともに導油管の流出口か
ら前記要部流入口までの油導入過程を油槽の底板の一部
を構成要素として油槽内の油と循環油とを隔離した油路
を形成した油ガイドを設けたことを特徴とする油入電器
の冷却構造。(1) In a structure in which oil is forcibly circulated from the lower part of the iron core of an oil-filled appliance to an oil passage for cooling the main parts of the windings, an oil guide pipe for circulating oil is provided in the body of the oil tank, and an oil guide pipe is installed from the outlet of the oil guide pipe to the An oil-filled electrical appliance characterized by having an oil guide that forms an oil path that separates the oil in the oil tank from the circulating oil by using a part of the bottom plate of the oil tank as a component during the oil introduction process to the inlet of the main part. Cooling structure. （２）実用新案登録請求の範囲第１項記載の冷却構造に
おいて、導油管の流出口から底板に添って油槽内に所要
に延在する前記構成の油槽内油ガイドと、この油槽内油
ガイドの延在側の底板に設けられた貫通穴を介して連通
しかつ鉄心下部の底板に設けられた貫通穴を介して要部
油路と連通ずる底板の外面に添って油路を形成した油槽
外泊ガイドとを設けたことを特徴とする油入電器の冷却
構造。(2) Utility Model Registration Scope of Claim 1 In the cooling structure according to claim 1, there is provided an oil guide in the oil tank having the above-mentioned structure, which extends as required from the outlet of the oil guide pipe into the oil tank along the bottom plate, and the oil guide in the oil tank. An oil tank in which an oil passage is formed along the outer surface of the bottom plate, which communicates with the main oil passage through a through hole provided in the bottom plate on the extension side of the iron core. A cooling structure for an oil-filled appliance characterized by being provided with a sleepover guide. （３）実用新案登録請求の範囲第１項記載の冷却構造に
おいて、電器本体の下部フレームを油槽底板との間に所
要の間隙を設けるとともに前記導油管の流出口から底板
に添って前記間隙をくぐり抜は要部油路口まで達する油
ガイドを設けるとともに残る間隙部に循環油の流出防止
のための油止めを配設したことを特徴とする油入電器の
冷却構造。(3) Utility model registration Scope of Claims In the cooling structure described in claim 1, a required gap is provided between the lower frame of the electrical appliance body and the bottom plate of the oil tank, and the gap is provided along the bottom plate from the outlet of the oil guiding pipe. A cooling structure for oil-filled electrical equipment characterized by having an oil guide that reaches the oil passage opening of the main part, and an oil stopper installed in the remaining gap to prevent circulating oil from flowing out.