JPH0624980Y2 - Transformer low-voltage trunk line branch structure - Google Patents
Transformer low-voltage trunk line branch structureInfo
- Publication number
- JPH0624980Y2 JPH0624980Y2 JP2560889U JP2560889U JPH0624980Y2 JP H0624980 Y2 JPH0624980 Y2 JP H0624980Y2 JP 2560889 U JP2560889 U JP 2560889U JP 2560889 U JP2560889 U JP 2560889U JP H0624980 Y2 JPH0624980 Y2 JP H0624980Y2
- Authority
- JP
- Japan
- Prior art keywords
- low
- voltage
- trunk line
- branch structure
- bushing
- 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
- Coils Of Transformers For General Uses (AREA)
Description
【考案の詳細な説明】 「産業上の利用分野」 本考案は、変圧器の低圧幹線の分岐構造に関するもので
ある。DETAILED DESCRIPTION OF THE INVENTION "Industrial application field" The present invention relates to a branch structure of a low voltage main line of a transformer.
「従来の技術」 従来の変圧器の低圧幹線分岐構造の一実施例を第５図に
て説明する。第５図は、低圧幹線を２回路に分岐した時
の正面図を示す。変圧器の低圧側を２回路の幹線に分岐
する場合、ｕ相低圧ブッシング６とｕ相分岐幹線５Ａと
５Ｅは、並列に接続電線７にて接続されている。他の相
（ｖ相，ｗ相，Ｎ相）も同様に接続（５Ｂと５Ｆ，５Ｃ
と５Ｇ，５Ｄと５Ｈ）されており、接続電線７が互いに
交差する構造である。"Prior Art" An example of a conventional low-voltage main branch structure of a transformer will be described with reference to FIG. FIG. 5 shows a front view when the low voltage main line is branched into two circuits. When the low-voltage side of the transformer is branched into the two-circuit main line, the u-phase low-voltage bushing 6 and the u-phase branch main lines 5A and 5E are connected in parallel by the connection electric wire 7. Connect the other phases (v phase, w phase, N phase) in the same way (5B, 5F, 5C).
5G, 5D and 5H), and the connecting electric wires 7 cross each other.
「考案が解決しようとする課題」 上記従来構造は、接続電線７が交差するため低圧ブッシ
ング６間の距離を広くとる必要があり、機器が大形化す
る。また、接続電線７間が接触した場合は短絡事故を起
こす危険性がある上、接続作業に多大の工数を要する欠
点があった。[Problems to be Solved by the Invention] In the above-described conventional structure, since the connecting electric wires 7 cross each other, it is necessary to widen the distance between the low voltage bushings 6, resulting in an increase in size of the device. Further, if the connecting electric wires 7 come into contact with each other, there is a risk of causing a short circuit accident, and there is a drawback that a large number of man-hours are required for the connecting work.
「課題を解決するための手段」 そこで本考案は、分岐用の接続導体３と低圧幹線を接続
する導体１Ａ′〜１Ｇ′を一体モールド成形してなる低
圧ブッシングを用いることにより、低圧幹線を低圧ブッ
シングへ直接接続可能とした。[Means for Solving the Problem] Therefore, the present invention uses a low-pressure bushing formed by integrally molding the conductors 1A 'to 1G' for connecting the branch connecting conductor 3 and the low-voltage main line, thereby reducing the low-voltage main line. It was possible to connect directly to the bushing.
「作用」 これにより、分岐用の接続導体３間は、絶縁特性の良い
固体絶縁であるため、分岐用の接続導体３間の距離を短
くすることが可能になり、機器が小形化する。[Operation] As a result, since the connection conductors 3 for branching have solid insulation with good insulating characteristics, the distance between the connection conductors 3 for branching can be shortened, and the device can be downsized.
「実施例」 第１図及び第２図に本考案の一実施例を示す。第１図は
平面図、第２図は正面図である。第１図及び第２図は低
圧幹線を２回路に分岐した時の実施例である。低圧ブッ
シング２の内部で分岐用の接続導体３を用いて、低圧幹
線を接続する導体１Ａ′と１Ｅ′，１Ｂ′と１Ｆ′，１
Ｃ′と１Ｇ′間をそれぞれ接続して一体モールド成形す
る。この分岐機能をもたせた一体モールド成形した低圧
ブッシング２に直接低圧幹線１Ａ〜１Ｇを接続する構造
とした。第３図及び第４図は、他の実施例を示す。第３
図は平面図、第４図は正面図である。"Embodiment" FIGS. 1 and 2 show an embodiment of the present invention. FIG. 1 is a plan view and FIG. 2 is a front view. 1 and 2 show an embodiment when the low voltage main line is branched into two circuits. The connecting conductor 3 for branching is used inside the low voltage bushing 2 to connect the conductors 1A 'and 1E', 1B 'and 1F', 1 for connecting the low voltage main line.
C ′ and 1G ′ are connected to each other and integrally molded. The low-pressure trunk lines 1A to 1G are directly connected to the integrally molded low-pressure bushing 2 having the branching function. 3 and 4 show another embodiment. Third
The figure is a plan view and FIG. 4 is a front view.
第３図及び第４図は、低圧幹線を２回路に分岐した時の
実施例である。図に示すように低圧ブッシング２の内部
で分岐用の接続導体３により、低圧幹線を接続する導体
１Ａ′と１Ｅ′，１Ｂ′と１Ｆ′間をそれぞれ接続して
一体モールド成形する。低圧幹線１Ｃと１Ｇ端子間は、
低圧ブッシングの内部で接続せず、接続導体４により外
部にて接続する構造とした。3 and 4 show an embodiment in which the low voltage main line is branched into two circuits. As shown in the figure, the conductors 1A 'and 1E' and 1B 'and 1F' for connecting the low-voltage trunk lines are respectively connected by the connecting conductor 3 for branching inside the low-voltage bushing 2 for integral molding. Between the low voltage main line 1C and 1G terminal,
The low-voltage bushing is not connected inside, but is connected outside by the connecting conductor 4.
「考案の効果」 このように分岐機能をもたせた低圧ブッシングに低圧幹
線を直接接続することにより、次のような効果がある。"Effect of device" By directly connecting the low-voltage trunk line to the low-voltage bushing having the branching function as described above, the following effects can be obtained.
（１）低圧ブッシングと低圧幹線を接続する電線または
導体が交差しないので安全性の向上が計れる。(1) Since the electric wire or conductor connecting the low voltage bushing and the low voltage main line does not intersect, safety can be improved.
（２）低圧ブッシングと分岐幹線の接続作業が容易とな
る。(2) Connection work between the low pressure bushing and the branch trunk line becomes easy.
（３）絶縁距離が短くなり、機器が小形化する。(3) The insulation distance is shortened and the device is downsized.
第１図から第４図は、本考案の一実施例を示す。第１図
と第３図は平面図、第２図と第４図は正面図である。第
５図は、従来例を示す平面図である。 図面中 １Ａ〜１Ｇ：低圧幹線，１Ａ′〜１Ｇ′：低圧幹線を接
続する導体，２：一体モールド成形した低圧ブッシン
グ，３：分岐用の接続導体，４：接続導体，５Ａ〜５
Ｈ：低圧幹線，６：低圧ブッシング，７：接続電線であ
る。1 to 4 show an embodiment of the present invention. 1 and 3 are plan views, and FIGS. 2 and 4 are front views. FIG. 5 is a plan view showing a conventional example. In the drawings, 1A to 1G: low voltage main line, 1A 'to 1G': conductor connecting low voltage main line, 2: integrally molded low voltage bushing, 3: connecting conductor for branching, 4: connecting conductor, 5A to 5A
H: low-voltage trunk line, 6: low-voltage bushing, 7: connecting wire.
Claims (1)
圧幹線の分岐構造において、低圧ブッシングの内部で分
岐用の接続導体と低圧幹線を接続する導体を一体モール
ド成形したことを特徴とする変圧器の低圧幹線分岐構
造。1. A branch structure of a low-voltage trunk line connected to a low-voltage bushing of a transformer, wherein a connecting conductor for branching and a conductor connecting the low-voltage trunk line are integrally molded in the low-voltage bushing. Low pressure trunk line branch structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2560889U JPH0624980Y2 (en) | 1989-03-08 | 1989-03-08 | Transformer low-voltage trunk line branch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2560889U JPH0624980Y2 (en) | 1989-03-08 | 1989-03-08 | Transformer low-voltage trunk line branch structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02116718U JPH02116718U (en) | 1990-09-19 |
| JPH0624980Y2 true JPH0624980Y2 (en) | 1994-06-29 |
Family
ID=31246492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2560889U Expired - Lifetime JPH0624980Y2 (en) | 1989-03-08 | 1989-03-08 | Transformer low-voltage trunk line branch structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0624980Y2 (en) |
-
1989
- 1989-03-08 JP JP2560889U patent/JPH0624980Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02116718U (en) | 1990-09-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |