JP2643084B2 - Branch circuit voltage switching device - Google Patents
Branch circuit voltage switching deviceInfo
- Publication number
- JP2643084B2 JP2643084B2 JP6021203A JP2120394A JP2643084B2 JP 2643084 B2 JP2643084 B2 JP 2643084B2 JP 6021203 A JP6021203 A JP 6021203A JP 2120394 A JP2120394 A JP 2120394A JP 2643084 B2 JP2643084 B2 JP 2643084B2
- Authority
- JP
- Japan
- Prior art keywords
- pole
- bar
- main
- branch
- terminal
- 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
- 210000000078 claw Anatomy 0.000 description 3
- 241000272525 Anas platyrhynchos Species 0.000 description 1
Landscapes
- Distribution Board (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、単相３線式の分電盤に
おいて、負荷側の必要に応じて電圧を１００Ｖと２００
Ｖに容易に切り換えることができる分岐回路の電圧切換
装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a single-phase three-wire distribution board, in which a voltage of 100 V and 200 V
The present invention relates to a branch circuit voltage switching device that can be easily switched to V.
【０００２】[0002]
【従来の技術】単相３線式の分電盤は、Ｌ1 極、Ｎ極、
Ｌ2 極の３本の主幹バーの両側に複数の分岐用ブレーカ
を配置したものが普通である。これらの分岐用ブレーカ
の一方の端子部は常に分岐用ブレーカに近い側の主幹バ
ーと接続しておき、他方の端子部をＮ極と接続して１０
０Ｖ配線とし、他方の端子部をその分岐用ブレーカから
遠い側の主幹バーと接続することによって２００Ｖ配線
への切り換えを行っている。BACKGROUND ART Single-phase three-wire distribution board is, L 1 pole, N pole,
That arranged breaker for multiple branches on both sides of the three main trunk bars L 2 poles are common. One terminal of these branch breakers is always connected to the main bar on the side closer to the branch breaker, and the other terminal is connected to the N-pole.
The connection to the 200 V wiring is performed by connecting the other terminal to the main bar farther from the branch breaker.
【０００３】[0003]
【発明が解決しようとする課題】ところがこのような従
来のものは、１００Ｖ配線と２００Ｖ配線との切り換え
のために異なった分岐バーを用意しなければならないう
え、狭いスペース内で分岐バーの交換作業を行う必要が
あるため、電圧切換が容易ではないという問題があっ
た。本発明は前記のような課題を解決し、異なった分岐
バーを必要とせず、簡単に電圧切換を行うことができる
分岐回路の電圧切換装置を提供するためになされたもの
である。However, in such a conventional apparatus, different branch bars must be prepared for switching between 100V wiring and 200V wiring, and replacement work of the branch bar in a narrow space is required. Therefore, there is a problem that voltage switching is not easy. SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems and to provide a voltage switching device for a branch circuit that can easily perform voltage switching without requiring a different branch bar.
【０００４】[0004]
【課題を解決するための手段】上記の課題を解決するた
めになされた本発明は、所要の間隔をおいて配設された
Ｌ 2 極とＬ 1 極の主幹バーの中間部のやや上方位置にＮ
極の主幹バーを配設し、これらの３本の主幹バーの両側
に配置した各分岐用ブレーカに隣接させて、Ｎ極の主幹
バーの接続端子とその分岐用ブレーカから遠い側の主幹
バーの接続端子とをほぼ同一平面上に一定間隔で配置す
るとともに、分岐用ブレーカの端子部には下端を中心と
して揺動させることによりこれらの接続端子のいずれか
と選択的に接続できる、Ｌ字状の腕の上部に左右に等角
度に開いた２枚のねじ接続端部を設けた分岐リードバー
を取り付けたことを特徴とするものである。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems .
N slightly upper position of the intermediate portion of the main trunk bar L 2-pole and L 1 pole
A pole main bar is disposed, and adjacent to the branch breakers arranged on both sides of these three main bars, the connection terminal of the N pole main bar and the main bar farther from the branch breaker are connected. The L-shaped connection terminals can be selectively connected to any of these connection terminals by arranging the connection terminals on the same plane at regular intervals and swinging the terminal of the branch breaker around the lower end . Isometric left and right on top of arm
A branch lead bar provided with two screw connection ends that are opened each time is attached.
【０００５】[0005]
【作用】このように構成された分岐回路の電圧切換装置
は、分岐用ブレーカの一方の端子部は常に分岐用ブレー
カに近い側の主幹バーと接続しておき、他方の端子部に
取り付けられたＬ字状の腕の上部に左右に等角度に開い
た２枚のねじ接続端部を設けた分岐リードバーを下端を
中心として揺動させ、各分岐用ブレーカに隣接させて設
けられているＮ極の主幹バーの接続端子、または分岐用
ブレーカから遠い側の主幹バーの接続端子のいずれかに
選択的に接続する。この結果、Ｎ極の主幹バーと接続す
れば１００Ｖ配線となり、遠い側の主幹バーと接続すれ
ば２００Ｖ配線とすることができ、電圧切替えを簡単に
行えることとなる。In the voltage switching device for a branch circuit constructed as described above, one terminal of the branch breaker is always connected to the main bar close to the branch breaker, and is attached to the other terminal. Open left and right at equal angle on top of L-shaped arm
The branch lead bar provided with the two screw connection ends is swung about the lower end, and is far from the connection terminal of the N pole main bar provided adjacent to each branch breaker or the branch breaker. Selectively connect to any of the connection terminals of the main trunk bar on the side. As a result, 100V wiring can be achieved by connecting to the main pole bar of the N pole, and 200V wiring can be achieved by connecting to the far main trunk bar, and voltage switching can be easily performed.
【０００６】[0006]
【実施例】次に、本発明の実施例を図面に基づき詳細に
説明する。図１において、１及び２は所要の間隔をおい
て配設されたＬ2 極とＬ1 極の主幹バーであり、それら
の中間部のやや上方位置にＮ極の主幹バー３が配設され
ている。４はこれらの３本の主幹バー１、２、３の両側
に多数配置した２極式の分岐用ブレーカーである。Next, an embodiment of the present invention will be described in detail with reference to the drawings. In FIG. 1, reference numerals 1 and 2 denote main bars of the L 2 pole and the L 1 pole arranged at a required interval, and a main bar 3 of the N pole is disposed slightly above the intermediate portion thereof. ing. Reference numeral 4 denotes a two-pole type branch breaker disposed on both sides of the three main bars 1, 2, and 3.
【０００７】５はＬ2 極とＬ1 極の主幹バー１、２の内
側端に垂設されたＬ字形の接続爪であり、各分岐用ブレ
ーカー４の一方の端子部４ａと接続されている。このと
き、図３に示すように各分岐用ブレーカー４に近い側の
主幹バーの接続爪５と端子部４ａとが接続される。すな
わち図３の例ではＬ1 極の主幹バー２の外側に配置され
ている分岐用ブレーカー４の端子部４ａには、Ｌ1 極の
主幹バー２の接続爪５が接続されている。Reference numeral 5 denotes an L-shaped connection claw that is vertically provided at the inner ends of the main trunk bars 1 and 2 of the L 2 pole and the L 1 pole, and is connected to one terminal 4 a of each branch breaker 4. . At this time, as shown in FIG. 3, the connection claws 5 of the main bar near the branch breakers 4 are connected to the terminal portions 4a. That is, in the example of FIG. 3 in the terminal portion 4a of the branching circuit breaker 4 disposed on the outside of the trunk bars 2 of L 1 pole, connected nails 5 of the main trunk bar 2 of L 1 pole is connected.
【０００８】８はＮ極の主幹バー３の両側に突設された
接続端子であり、そのピッチは分岐用ブレーカー４の配
列ピッチと等しくされている。また６はＬ2 極の主幹バ
ー１の内側端部からＮ極の主幹バー３の下側をくぐって
反対側（Ｌ1 極側）に向かって斜めに延びるＬ2 極の主
幹バー１の接続端子であり、同様に７はＬ1 極の主幹バ
ー２の内側端部からＮ極の主幹バー３の下側をくぐって
Ｌ1 極側に斜めに延びるＬ1 極の主幹バー２の接続端子
である。これらの接続端子６、７の先端部は前記したＮ
極の主幹バー３の接続端子８とほぼ同一平面上にあり、
かつこれらの接続端子６、７はＮ極の主幹バー３の接続
端子８と半ピッチずらせた位置に設けられている。な
お、これらの接続端子６、７、８の先端部にはねじ孔が
透設されている。Reference numerals 8 denote connection terminals protruding from both sides of the N-pole main trunk bar 3, the pitch of which is equal to the arrangement pitch of the branching breakers 4. Reference numeral 6 denotes the connection of the L 2 pole main bar 1 extending obliquely from the inner end of the L 2 pole main bar 1 to the opposite side (L 1 pole side) under the N pole main bar 3. a terminal, as well as 7 of the connecting terminals L 1-pole main trunk bars 2 extending obliquely duck lower N pole of the main trunk bar 3 from the inner end portion of the main trunk bar 2 of L 1-pole L 1-pole side It is. The tips of these connection terminals 6 and 7 are N
On the same plane as the connection terminal 8 of the main pole bar 3,
In addition, these connection terminals 6 and 7 are provided at positions shifted from the connection terminal 8 of the main pole bar 3 of the N pole by a half pitch. Note that screw holes are provided at the distal ends of these connection terminals 6, 7, and 8.
【０００９】９は分岐用ブレーカー４の他方の端子部４
ｂに接続された分岐リードバーである。この分岐リード
バー９は、図３に示すようにＬ字状の腕の上部に左右に
等角度に開いた２枚のねじ接続端部９ｃ、９ｃを設けた
ものである。実施例では２枚のねじ接続端部９ｃ、９ｃ
間の角度は約150 度となっている。これらのねじ接続端
部９ｃ、９ｃにもねじ孔が透設されている。Reference numeral 9 denotes the other terminal 4 of the branch breaker 4.
b is a branch lead bar connected to b. As shown in FIG. 3, the branch lead bar 9 is provided with two screw connection ends 9c, 9c which are opened at equal angles to the left and right at the upper part of an L-shaped arm. In the embodiment, two screw connection ends 9c, 9c
The angle between them is about 150 degrees. Screw holes are also provided in these screw connection end portions 9c, 9c.
【００１０】そこで図２の左側に示すように、分岐リー
ドバー９をＮ極の主幹バー３の接続端子８側に倒してね
じ接続端部９ｃをＮ極の主幹バー３の接続端子８とねじ
止めすれば、その分岐用ブレーカー４はＮ極の主幹バー
３とＬ1 極の主幹バー２とに接続され、１００Ｖ配線と
なる。また、これとは逆に分岐リードバー９をＬ2 極の
主幹バー１の接続端子６側に倒してねじ接続端部９ｃを
接続端子６とねじ止めすれば、その分岐用ブレーカー４
はＬ1 極の主幹バー１とＬ1 極の主幹バー２とに接続さ
れ、２００Ｖ配線となる。なおこのとき、分岐リードバ
ー９の使用されなかった側のねじ接続端部９ｃは上方に
離れるので、短絡のおそれはない。また、実施例では分
岐リードバー９のＬ字状の腕の基端部を左右対称の菱形
形状としてあるので、上記した２つのいずれかの角度に
的確に接続することができる。なお、前記実施例は分岐
ブレーカ全てを電圧切換可能とするものであるが、分岐
ブレーカの一部を電圧切換可能にしてもよいことは勿論
である。Therefore, as shown on the left side of FIG. 2, the branch lead bar 9 is tilted toward the connection terminal 8 of the N-pole main bar 3, and the screw connection end 9c is screwed to the connection terminal 8 of the N-pole main bar 3. if stopped, the branching circuit breaker 4 is connected to the main trunk bar 2 main trunk bars 3 and L 1 pole of the N pole, the 100V line. Further, if the reverse branch lead bar 9 connecting terminals 6 and screwing the threaded connection end portion 9c Tilt the connecting terminal 6 side of the main trunk bar 1 L 2-pole to this, the branching circuit breaker 4
It is connected to the main trunk bar 2 main trunk bars 1 and L 1-pole L 1 pole, a 200V line. At this time, since the screw connection end 9c on the unused side of the branch lead bar 9 is separated upward, there is no danger of short circuit. Further, in the embodiment, since the base end of the L-shaped arm of the branch lead bar 9 has a symmetrical rhombus shape, the connection can be accurately made at any one of the two angles described above. In the above-described embodiment, the voltage of all the branch breakers can be switched. However, it goes without saying that the voltage of a part of the branch breakers may be switched.
【００１１】[0011]
【発明の効果】本発明は以上の説明によって明らかなよ
うに、Ｌ字状の腕の上部に左右に等角度に開いた２枚の
ねじ接続端部を設けた分岐リードバーを下端を中心とし
て揺動させ、そのねじ接続端部をほぼ同一平面上に一定
間隔で配置された２種類の接続端子のいずれかと選択的
に接続することにより、電圧切換えを容易に行うことが
できるものである。従って、本発明によれば従来のよう
に２種類の分岐バーを用意する必要もない利点がある。As is apparent from the above description, the present invention provides two L-shaped arms which are opened at equal angles to the left and right.
A branch lead bar provided with a screw connection end is swung about a lower end, and the screw connection end is selectively connected to one of two types of connection terminals arranged at regular intervals on substantially the same plane. Thus, voltage switching can be easily performed. Therefore, according to the present invention, there is an advantage that it is not necessary to prepare two types of branch bars unlike the related art.
【図１】 本発明の実施例を示す一部切欠平面図であ
る。FIG. 1 is a partially cutaway plan view showing an embodiment of the present invention.
【図２】 本発明の実施例の要部を示す一部切欠側面図
である。FIG. 2 is a partially cutaway side view showing a main part of the embodiment of the present invention.
【図３】 本発明の実施例の要部を示す一部切欠斜視図
である。FIG. 3 is a partially cutaway perspective view showing a main part of the embodiment of the present invention.
１ Ｌ2 極の主幹バー ２ Ｌ1 極の主幹バー ３ Ｎ極の主幹バー ４ 分岐用ブレーカー ４ａ 分岐用ブレーカーの一方の端子部 ４ｂ 分岐用ブレーカーの他方の端子部 ５ 接続爪 ６ Ｌ2 極の主幹バーの接続端子 ７ Ｌ1 極の主幹バーの接続端子 ８ Ｎ極の主幹バーの接続端子 ９ 分岐リードバー ９ｃ ねじ接続端部DESCRIPTION OF SYMBOLS 1 L 2 pole main bar 2 L 1 pole main bar 3 N pole main bar 4 Branching breaker 4 a One terminal of branching breaker 4 b The other terminal of branching breaker 5 Connection claw 6 L 2 pole Connection terminal of main bar 7 L Connection terminal of main bar of 1 pole 8 Connection terminal of main bar of N pole 9 Branch lead bar 9c Screw connection end
Claims (1)
Ｌ 1 極の主幹バーの中間部のやや上方位置にＮ極の主幹
バーを配設し、これらの３本の主幹バーの両側に配置し
た各分岐用ブレーカに隣接させて、Ｎ極の主幹バーの接
続端子とその分岐用ブレーカから遠い側の主幹バーの接
続端子とをほぼ同一平面上に一定間隔で配置するととも
に、分岐用ブレーカの端子部には下端を中心として揺動
させることによりこれらの接続端子のいずれかと選択的
に接続できる、Ｌ字状の腕の上部に左右に等角度に開い
た２枚のねじ接続端部を設けた分岐リードバーを取り付
けたことを特徴とする分岐回路の電圧切換装置。1. An L 2 pole disposed at a required interval.
Trunk of the N pole slightly upper position of the intermediate portion of the main trunk bar L 1 pole
A bar is arranged, and adjacent to each of the branch breakers arranged on both sides of these three main bars, a connection terminal of the N pole main bar and a connection terminal of the main bar farther from the branch breaker are provided. Are arranged at substantially constant intervals on the same plane, and can be selectively connected to any of these connection terminals by swinging around the lower end at the terminal of the branch breaker . Upper part of an L-shaped arm Open at equal angles from side to side
And a branch lead bar provided with two screw connection ends .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6021203A JP2643084B2 (en) | 1994-02-18 | 1994-02-18 | Branch circuit voltage switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6021203A JP2643084B2 (en) | 1994-02-18 | 1994-02-18 | Branch circuit voltage switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07231520A JPH07231520A (en) | 1995-08-29 |
| JP2643084B2 true JP2643084B2 (en) | 1997-08-20 |
Family
ID=12048430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6021203A Expired - Lifetime JP2643084B2 (en) | 1994-02-18 | 1994-02-18 | Branch circuit voltage switching device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2643084B2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0629416Y2 (en) * | 1987-12-19 | 1994-08-10 | 日本フルハーフ株式会社 | Structure of double door with sliding mechanism for van type vehicle |
-
1994
- 1994-02-18 JP JP6021203A patent/JP2643084B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07231520A (en) | 1995-08-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19970404 |