JPH0529168A - Method of assembling transformer iron core - Google Patents
Method of assembling transformer iron coreInfo
- Publication number
- JPH0529168A JPH0529168A JP18508191A JP18508191A JPH0529168A JP H0529168 A JPH0529168 A JP H0529168A JP 18508191 A JP18508191 A JP 18508191A JP 18508191 A JP18508191 A JP 18508191A JP H0529168 A JPH0529168 A JP H0529168A
- Authority
- JP
- Japan
- Prior art keywords
- iron core
- lower tank
- tank
- jig
- yoke portion
- 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
- Housings And Mounting Of Transformers (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、ベルタイプ構造のタン
クを有する変圧器の鉄心の組立方法に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of assembling an iron core of a transformer having a bell type tank.
【0002】[0002]
【従来の技術】最近、海外向けの変圧器ではベルタイプ
のタンク構造を要求される場合が多い。これは、揚重機
の調達が困難な現地変電所等において、変圧器中身本体
を点検する際、重い中身本体をその場に残し、軽い上タ
ンクを持ち上げた方が有利であるという発想によるもの
である。2. Description of the Related Art Recently, bell-type tank structures are often required for transformers for overseas markets. This is based on the idea that it is better to leave the heavy contents body in place and lift the light upper tank when inspecting the transformer contents body at a local substation where it is difficult to procure lifting machines. is there.
【0003】ベルタイプの変圧器は、巻線及び鉄心等か
らなる変圧器中身本体にベル形の上タンクを被せた構造
である。図2はベルタイプの変圧器の下部の構造を示す
要部断面図で、図2において、鉄心2の下ヨーク部7に
は鉄心台8が取り付けられ、前記下ヨーク部7は下タン
ク6の内部に収納され、鉄心2には巻線9が巻回されて
おり、図示しないベル形の上タンクを被せて変圧器が構
成されている。The bell-type transformer has a structure in which a bell-shaped upper tank is put on a transformer main body composed of a winding wire, an iron core and the like. FIG. 2 is a cross-sectional view of an essential part showing the structure of the lower part of the bell-type transformer. In FIG. 2, an iron core stand 8 is attached to the lower yoke portion 7 of the iron core 2, and the lower yoke portion 7 of the lower tank 6 is attached. A coil 9 is housed inside, a winding 9 is wound around the iron core 2, and a bell-shaped upper tank (not shown) is covered to form a transformer.
【0004】なお、10は連絡ボルトである。Reference numeral 10 is a connecting bolt.
【0005】図3(A)〜図3(C)は従来のベルタイ
プの変圧器の鉄心の組立方法を示す説明図で、図3
(A)に示すように、鉄心積上起立用治具1の上に横積
みした上ヨーク部3を詰めていない山形の鉄心2に鉄心
台8と連絡ボルト10を取り付け、鉄心積上起立用治具
1と揚重機5によって鉄心2を起立させ、図3(B)に
示すように連絡ボルト10を介した吊上治具11によっ
て鉄心2を吊り上げ、図3(C)に示すように下ヨーク
部7を下タンク6に収納するものである。3 (A) to 3 (C) are explanatory views showing a method of assembling the iron core of a conventional bell type transformer.
As shown in (A), an iron core stand 8 and a connecting bolt 10 are attached to a mountain-shaped iron core 2 which is not packed with an upper yoke portion 3 which is horizontally stacked on a jig 1 for standing up the iron core stack, and is used for standing up the iron core stack. The iron core 2 is erected by the jig 1 and the lifting machine 5, and the iron core 2 is lifted by the hoisting jig 11 via the connecting bolt 10 as shown in FIG. 3 (B), and the iron core 2 is lowered as shown in FIG. 3 (C). The yoke portion 7 is stored in the lower tank 6.
【0006】このようにベルタイプでは、下タンクは下
ヨークと巻線に近接するように絞り込む構造となってい
るので、油量も低減でき、又巻線締め付けを下タンクが
兼用できるので、高剛性な締金を準備する必要がない等
の特徴を有する。As described above, in the bell type, since the lower tank has a structure in which the lower tank and the winding are narrowed so as to be close to each other, the oil amount can be reduced and the winding can be tightened by the lower tank. It has the feature that it is not necessary to prepare a rigid clamp.
【0007】[0007]
【発明が解決しようとする課題】しかしながら、上記し
た従来の鉄心組立方法では、鉄心台8と連絡ボルト10
が必要であり、また、下タンク6の絞り込み量、すなわ
ちタンクの幅の縮小量が制限されコンパクト化しにくい
などの不具合が発生する。However, in the above-described conventional iron core assembling method, the iron core base 8 and the connecting bolt 10 are used.
In addition, the narrowing amount of the lower tank 6, that is, the reduction amount of the width of the tank is limited, so that it is difficult to make it compact.
【0008】本発明は、以上のような点に鑑みてなされ
たもので、鉄心台や連絡ボルトが不要で、下タンクの幅
を縮小し油量と重量を低減し、コンパクト化されたベル
タイプの変圧器を提供することを目的とする。The present invention has been made in view of the above points and does not require an iron core stand or a connecting bolt, and reduces the width of the lower tank to reduce the amount of oil and weight, thus making the bell type compact. The purpose is to provide a transformer.
【0009】[0009]
【課題を解決するための手段】本発明の変圧器鉄心の組
立方法においては、まず下ヨークを上にして起立させて
下タンクを取り付けてから、上下を天地逆転して正規の
鉄心組立状態にすることを特徴としている。In the method for assembling a transformer core according to the present invention, first, the lower yoke is erected upright to attach the lower tank, and then the upper and lower sides are turned upside down to form a regular iron core assembled state. It is characterized by doing.
【0010】[0010]
【作用】本発明の変圧器鉄心の組立方法によると、鉄心
台や連絡ボルトが不要となり、下タンクの幅を縮小で
き、油量と重量が低減されコンパクト化されたベルタイ
プの変圧器を得ることができる。According to the method of assembling the transformer iron core of the present invention, the bellows transformer can be obtained in which the iron core pedestal and the connecting bolt are not required, the width of the lower tank can be reduced, the oil amount and the weight are reduced, and the size is reduced. be able to.
【0011】[0011]
【実施例】図1(A)〜図1(C)は本発明の変圧器鉄
心の組立方法の実施例を示す説明図で、図1(A)に示
すように、鉄心積上起立用治具1の上に横積みした山形
の鉄心2の上ヨーク部3に仮のベースとしての締付治具
4を取り付け、前記鉄心積上起立用治具1と揚重機5に
より前記上ヨーク部3を下にして起立させ、次に図1
(B)に示すように、下ヨーク部7に天地を逆転した下
タンク6を被せて鉄心2と下タンク6を固定し、次いで
図1(C)に示すように前記下タンク6に固定した鉄心
2全体の上下を入れ替え反転して正規の組立状態に起立
させる変圧器鉄心の組立方法である。1 (A) to 1 (C) are explanatory views showing an embodiment of a method for assembling a transformer iron core according to the present invention. As shown in FIG. A clamping jig 4 as a temporary base is attached to an upper yoke portion 3 of a mountain-shaped iron core 2 which is horizontally stacked on the tool 1, and the upper yoke portion 3 is lifted by the iron core stacking upright jig 1 and a lifting machine 5. To stand upright, then
As shown in (B), the lower yoke portion 7 is covered with a lower tank 6 which is turned upside down to fix the iron core 2 and the lower tank 6, and then fixed to the lower tank 6 as shown in FIG. 1 (C). This is a method of assembling a transformer core in which the entire upper and lower parts of the iron core 2 are replaced with each other and inverted so as to stand up in a regular assembled state.
【0012】[0012]
【発明の効果】以上のように本発明による変圧器鉄心の
組立方法によれば、(1)従来、主として吊り上げに必
要であった鉄心台が不要になり、鉄心直立維持の機能を
下タンクに兼用できる。As described above, according to the method of assembling the transformer iron core according to the present invention, (1) the iron core pedestal, which was conventionally required mainly for lifting, is no longer necessary, and the function of maintaining the iron core upright is provided in the lower tank. Can be combined.
【0013】(2)鉄心がタンクに堅固に固定されるた
め、輸送時や地震時、また万一の事故時の振れ止めの効
果があり、従来の振れ止め部材が不要となる。(2) Since the iron core is firmly fixed to the tank, it has an effect of preventing steadying during transportation, an earthquake, or an accident, and the conventional steadying member is unnecessary.
【0014】(3)吊り上げのための連絡ボルトが不要
となる。(3) A connecting bolt for lifting is unnecessary.
【0015】(4)下タンクの絞り込み量を大きくとれ
るので、コンパクト化とともに、油量、重量の低減が図
れる。(4) Since the amount of narrowing down of the lower tank can be made large, it is possible to reduce the amount of oil and the weight while making it compact.
【0016】(5)重い物(鉄心)を吊り上げず、軽い
物(下タンク)を吊り上げる方法であるので、作業の安
全面で有効であり、かつ製造工数の低減が図れる。(5) Since a method of hoisting a light object (lower tank) without hoisting a heavy object (iron core) is effective in terms of work safety, and the number of manufacturing steps can be reduced.
【0017】などの効果が得られる。The effects such as the above can be obtained.
【図1】本発明の一実施例の組立方法の説明図で、
(A)は鉄心積上直後の状態を示す説明図、(B)は鉄
心を一時的に起立した状態を示す説明図、(C)は鉄心
の正規の起立状態を示す説明図。FIG. 1 is an explanatory diagram of an assembly method according to an embodiment of the present invention,
(A) is an explanatory view showing a state immediately after stacking the iron core, (B) is an explanatory view showing a state where the iron core is temporarily erected, and (C) is an explanatory view showing a regular upright state of the iron core.
【図2】従来のべルタイプの変圧器の下部の構造を示す
要部断面図。FIG. 2 is a cross-sectional view of essential parts showing the structure of the lower portion of a conventional bell-type transformer.
【図3】従来例の組立方法の説明図で、(A)は鉄心積
上直後の状態を示す説明図、(B)は鉄心を一時的に起
立した状態を示す説明図、(C)は正規の起立状態を示
す説明図。3A and 3B are explanatory views of an assembling method of a conventional example, FIG. 3A is an explanatory view showing a state immediately after stacking an iron core, FIG. 3B is an explanatory view showing a state in which an iron core is temporarily erected, and FIG. Explanatory drawing which shows a normal standing state.
1…鉄心積上起立用治具、2…鉄心、3…上ヨーク部、
4…締付治具、5…揚重機、6…下タンク、7…下ヨー
ク部、8…鉄心台、9…巻線、10…連絡ボルト、11
…吊上治具。1 ... Iron core stacking upright jig, 2 ... Iron core, 3 ... Upper yoke part,
4 ... Tightening jig, 5 ... Lifting machine, 6 ... Lower tank, 7 ... Lower yoke part, 8 ... Iron core stand, 9 ... Winding wire, 10 ... Connecting bolt, 11
… Lifting jig.
Claims (1)
にベル形のタンクを被せたベルタイプ構造の変圧器の鉄
心において、鉄心積上起立用治具の上に横積みした鉄心
の上ヨーク部に仮のベースとしての締付治具を取り付
け、揚重機により前記上ヨーク部を下にし下ヨーク部を
上にして前記鉄心積上起立用治具により起立させ、次に
天地逆転した下タンクを前記鉄心の下ヨーク部に被せて
鉄心と下タンクを固定し、次いで前記下タンクに固体し
た鉄心全体の上下を入れ替え反転して正規の組立状態に
起立させることを特徴とする変圧器鉄心の組立方法。Claims: 1. An iron core of a bell-type structure in which a bell-shaped tank is covered on a transformer main body composed of a winding wire, an iron core, etc. Attach a tightening jig as a temporary base to the upper yoke portion of the horizontally stacked iron cores, and raise the upper yoke portion downward with the lifting machine and the lower yoke portion upward so as to stand up by the iron core stacking upright jig. Next, cover the lower yoke, which has been turned upside down, on the lower yoke portion of the iron core to fix the iron core and the lower tank, and then replace the upper and lower parts of the whole solid iron core in the lower tank by turning them upside down and standing up in a normal assembled state. A method of assembling a characteristic transformer core.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18508191A JPH0529168A (en) | 1991-07-25 | 1991-07-25 | Method of assembling transformer iron core |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18508191A JPH0529168A (en) | 1991-07-25 | 1991-07-25 | Method of assembling transformer iron core |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0529168A true JPH0529168A (en) | 1993-02-05 |
Family
ID=16164493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18508191A Pending JPH0529168A (en) | 1991-07-25 | 1991-07-25 | Method of assembling transformer iron core |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0529168A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103779060A (en) * | 2014-02-13 | 2014-05-07 | 保定天威集团特变电气有限公司 | Bucket type oil tank positioning nail structure and positioning method of transformer |
-
1991
- 1991-07-25 JP JP18508191A patent/JPH0529168A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103779060A (en) * | 2014-02-13 | 2014-05-07 | 保定天威集团特变电气有限公司 | Bucket type oil tank positioning nail structure and positioning method of transformer |
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