JP2003189423A - Dummy breaker - Google Patents
Dummy breakerInfo
- Publication number
- JP2003189423A JP2003189423A JP2001378064A JP2001378064A JP2003189423A JP 2003189423 A JP2003189423 A JP 2003189423A JP 2001378064 A JP2001378064 A JP 2001378064A JP 2001378064 A JP2001378064 A JP 2001378064A JP 2003189423 A JP2003189423 A JP 2003189423A
- Authority
- JP
- Japan
- Prior art keywords
- main bar
- dummy breaker
- dummy
- breaker
- plug
- 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
- Patch Boards (AREA)
- Breakers (AREA)
- Distribution Board (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、プラグイン式配線
用遮断器の分電盤内の分岐ブレーカ等の機器が取付けら
れていない予備回路スペースに取付けるダミーブレーカ
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dummy breaker to be installed in a spare circuit space where equipment such as a branch breaker in a distribution board of a plug-in type circuit breaker is not installed.
【０００２】[0002]
【従来の技術】一般に分電盤にあっては、箱体の開口面
に取着される中蓋に主幹開閉器の開閉操作面が臨む第１
の窓孔と箱体内への最大収納数となる分岐開閉器の開閉
操作面がまとめて臨む第２の窓孔とが形成されており、
中蓋を閉けずに主幹開閉器や各分岐開閉器を開閉操作す
ることができるようになっている。2. Description of the Related Art Generally, in a distribution board, the first opening and closing operation surface of the main switch faces the inner lid attached to the opening surface of the box body.
And a second window hole in which the opening / closing operation surface of the branch switch, which is the maximum number of items that can be stored in the box, collectively faces.
The main switch and each branch switch can be opened and closed without closing the inner lid.
【０００３】ここで、分岐開閉器の数は、各需要場所の
回路数によって異なり、箱体内への最大収納数の分岐開
閉器を収納する場合には、各分岐開閉器の開閉操作面が
第２の窓孔に臨んで第２の窓孔全てを塞ぐことになる
が、分岐開閉器の数が少なくなると分岐開閉器の非配設
部分に対応する第２の窓孔の一部が塞がらないようにな
る。Here, the number of branch switches varies depending on the number of circuits at each demand place, and when the maximum number of branch switches to be stored in the box is stored, the switching operation surface of each branch switch is the first. Although it faces the second window hole and closes all the second window holes, when the number of branch switches is reduced, a part of the second window holes corresponding to the non-arranged parts of the branch switches are not closed. Like
【０００４】そこで、分岐開閉器の数が少ない時には、
第２の窓孔への内側にダミーブレーカを、分岐開閉器の
非配設部分に対応する第２の窓孔の一部に取着して第２
の窓孔を塞ぐようにしている。Therefore, when the number of branch switches is small,
A dummy breaker is attached to the inside of the second window hole and is attached to a part of the second window hole corresponding to the non-arranged part of the branch switch, and the second breaker is attached.
I'm trying to close the window.
【０００５】単相３線式の分電盤に使用するプラグイン
式配線用遮断器は、長手方向端面に３本の溝を形成して
その内２本の溝にプラグイン端子を設け、それらの溝に
分電盤に設けられた３本の板状主幹バーを嵌合してその
うちの２本にプラグイン端子を接続して用いられる。３
本の主幹バーは、中性極のＮ相主幹バー、電圧極のＬ１
主幹バー、Ｌ２主幹バーからなり、例えば上からＮ相主
幹バー、Ｌ１主幹バー、Ｌ２主幹バーの順序に配置され
ている。A plug-in type circuit breaker used for a single-phase three-wire type distribution board has three grooves formed on the end face in the longitudinal direction, and two of these grooves are provided with plug-in terminals. It is used by fitting three plate-shaped main bars provided on the distribution board into the groove and connecting the plug-in terminals to two of them. Three
The main bar of the book is the neutral phase N-phase main bar and the voltage pole L1.
It consists of a main bar and an L2 main bar, and is arranged in the order of, for example, an N-phase main bar, an L1 main bar, and an L2 main bar from the top.
【０００６】従来の分電盤内の分岐開閉器の非配設部分
に取着されているダミーブレーカの構造は、図６、図７
に示すように分岐開閉器７を配設し、ダミーブレーカを
取着するが、ダミーブレーカと分岐開閉器の非配設部分
は主幹バーを支持する部分がなく、長期間分岐開閉器を
取着しない場合、主幹バーが撓む恐れがあり、また、分
岐開閉器が取着されていない個所の主幹バーには埃等が
付着する可能性もある。さらにダミーブレーカを取付け
台へ取着するのに別部品を必要とした。The structure of the dummy breaker attached to the non-arranged portion of the branch switch in the conventional distribution board is shown in FIGS.
Although the branch switch 7 is installed and the dummy breaker is installed as shown in Fig. 2, the dummy breaker and the branch switch are not installed in the part where the main bar is not supported and the branch switch is installed for a long time. Otherwise, the main bar may be bent, and dust or the like may be attached to the main bar at a location where the branch switch is not attached. Furthermore, a separate part was needed to attach the dummy breaker to the mounting base.
【０００７】[0007]
【発明が解決しようとする課題】本発明は、上記の問題
点を解決し、主幹バーの撓みをなくし、プラグイン端子
対応部の埃や表面劣化を塞ぎ、取付台に取付けた時に絶
縁距離を確保することができ、また、別部品を使わず取
付台への取着が容易になるダミーブレーカを提供する。DISCLOSURE OF THE INVENTION The present invention solves the above problems, eliminates the bending of the main bar, blocks dust and surface deterioration of the plug-in terminal corresponding portion, and increases the insulation distance when mounted on the mounting base. (EN) A dummy breaker that can be secured and that can be easily attached to a mounting base without using a separate part.
【０００８】[0008]
【課題を解決するための手段】上記の問題を解決した本
発明のダミーブレーカは、主幹バーに接続可能な主幹バ
ー支持構造をダミーブレーカに設けたものを請求項１に
記載の発明とし、主幹バー支持構造内のプラグイン端子
に対応する部分に主幹バー当接面を設けたものを請求項
２の発明とし、主幹バー支持構造の下部に絶縁距離確保
部を設けたものを請求項３の発明とし、取付台への取付
機構部をダミーブレーカ本体に撓み可能に形成したもの
を請求項４の発明とするものである。A dummy breaker according to the present invention, which has solved the above problems, has a main bar support structure connectable to a main bar provided on the dummy breaker. The invention of claim 2 is one in which a trunk bar contact surface is provided in a portion corresponding to the plug-in terminal in the bar support structure, and that of claim 3 in which an insulation distance securing portion is provided under the trunk bar support structure. According to the invention of claim 4, an attachment mechanism portion for attaching to an attachment base is formed flexibly on a dummy breaker body.
【０００９】[0009]
【発明の実施の形態】以下に図面を参照しつつ好ましい
実施の形態を説明する。図１において、１は合成樹脂等
の絶縁材料により形成され、分岐開閉器と略同一形状、
大きさからなるダミーブレーカ本体、２は各主幹バー６
を保持するために設けた主幹バー支持部、３は取付台に
ダミーブレーカ本体１を取着するための取付機構部であ
るDETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments will be described below with reference to the drawings. In FIG. 1, 1 is formed of an insulating material such as synthetic resin, and has substantially the same shape as the branch switch,
The size of the dummy breaker body, 2 is the main bar 6
A main bar support portion 3 provided for holding the dummy breaker body 3 is a mounting mechanism portion for mounting the dummy breaker body 1 on the mounting base.
【００１０】主幹バー支持部２は、図２に示すように上
下に３本配設した主幹バー６の嵌め込み用の切欠き部２
１を略コ字状に形成し、各主幹バーＬ１、Ｌ２、Ｎ相に
対応する主幹バー６を保持する為の支持部である。この
ような切欠き部２１を設けた主幹バー支持部２は、各主
幹バー６を支持するので分岐開閉器の非配設部分にダミ
ーブレーカ本体１を取着することにより、各主幹バー６
の撓みを抑えることができバーホルダーの代わりとして
も使用することができる。As shown in FIG. 2, the main bar support portion 2 has a notch portion 2 for fitting three main bar bars 6 arranged vertically.
1 is a substantially U-shaped support portion for holding the main bar 6 corresponding to each of the main bars L1, L2 and N phases. Since the main bar support portion 2 provided with the cutouts 21 supports each main bar 6, by attaching the dummy breaker body 1 to the non-arranged portion of the branch switch, each main bar 6 is attached.
It can be used as a substitute for the bar holder because it can suppress the bending.
【００１１】また、プラグイン端子に対応する部分に、
主幹バー当接面４を設け主幹バー６に密着するので、長
期間ダミーブレーカ本体１を使用したとしても、主幹バ
ー支持部２のすきまから埃等を塞ぐことができる。ま
た、各主幹バー６の表面劣化からも守ることができる。In addition, in the portion corresponding to the plug-in terminal,
Since the main bar contact surface 4 is provided and is in close contact with the main bar 6, even if the dummy breaker main body 1 is used for a long period of time, dust and the like can be blocked from the clearance of the main bar support portion 2. Also, it is possible to protect the surface of each main bar 6 from deterioration.
【００１２】取付機構部３は図４に示すように、ダミー
ブレーカ本体１に撓み可能に一体に設けられ、この取付
機構部３の下部に取付引掛部３１が突設されている。ダ
ミーブレーカ本体１を取付け台５に取着する場合、ダミ
ーブレーカ本体１を取付台５に押付けながらスライドさ
せることにより、主幹バー６に主幹バー支持部２が嵌り
込み、取付引掛け部３が取付台５にある取付引掛部３に
対応する穴部に係合して取着される。また、ダミーブレ
ーカ本体１を取付台５から取外す際には、取付機構部３
の一端を指で押して撓ませて、取付台５の穴部から取付
引掛部３を外すことにより、容易に取付け台５からダミ
ーブレーカ本体１を取外すことができる。As shown in FIG. 4, the attachment mechanism portion 3 is flexibly provided integrally with the dummy breaker body 1, and an attachment hook portion 31 is provided at a lower portion of the attachment mechanism portion 3 so as to project therefrom. When attaching the dummy breaker main body 1 to the mounting base 5, by sliding the dummy breaker main body 1 while pressing the dummy breaker main body 1 against the mounting base 5, the main bar support part 2 is fitted into the main bar 6 and the mounting hook part 3 is attached. It is attached by engaging with a hole corresponding to the attachment hook 3 on the table 5. Also, when removing the dummy breaker body 1 from the mounting base 5, the mounting mechanism 3
The dummy breaker body 1 can be easily removed from the mounting base 5 by pushing one end of the mounting base 5 with a finger to bend it and removing the mounting hook 3 from the hole of the mounting base 5.
【００１３】図３は第２の実施の形態を示すもので、こ
の実施形態においては、主幹バー支持壁２２を略Ｌ字形
にダミーブレーカ本体１に形成し、各主幹バー６を確実
に保持する為に一対の舌状の主幹バー当接面４をダミー
ブレーカ本体１から突設している。このような場合でも
各主幹バー６は、主幹バー当接面４に密着して保持する
ので主幹バー支持部２のすきまから埃等を塞ぐことがで
きる。さらに、各主幹バー６の表面劣化からも守ること
ができる。また、図３はダミーブレーカ本体１の主幹バ
ー支持構造２のみ図示しているが、前記実施形態と同様
に取付機構部３を用いてもよい。FIG. 3 shows a second embodiment. In this embodiment, the main bar support wall 22 is formed in the dummy breaker main body 1 in a substantially L shape, and each main bar 6 is securely held. Therefore, a pair of tongue-shaped trunk bar contact surfaces 4 are provided so as to project from the dummy breaker body 1. Even in such a case, since each trunk bar 6 is held in close contact with the trunk bar contact surface 4, dust and the like can be blocked from the clearance of the trunk bar support portion 2. Further, it is possible to protect the surface of each main bar 6 from deterioration. Further, although FIG. 3 shows only the main bar support structure 2 of the dummy breaker body 1, the attachment mechanism portion 3 may be used as in the above embodiment.
【００１４】図５はダミーブレーカ本体１を取付け台５
に取付けた形態を示すもので、主幹バー支持部２の下部
に絶縁距離確保部２３を設けることにより、下段の主幹
バー６と取付台５との絶縁距離の確保ができる。In FIG. 5, the dummy breaker body 1 is attached to the mounting base 5.
The insulating distance securing portion 23 is provided below the main bar supporting portion 2 so that the insulating distance between the lower main bar 6 and the mounting base 5 can be secured.
【００１５】[0015]
【発明の効果】以上に説明したように、本発明のダミー
ブレーカは、請求項１に記載の発明により、主幹バーの
撓みをなくすことができ、請求項２に記載の発明によ
り、プラグイン端子対応部の埃や表面劣化を塞ぐことが
でき請求項３の発明により、下段の主幹バーと取付台と
の絶縁距離が確保でき、請求項４の発明により、ダミー
ブレーカの取付台への取着が容易になる。従って、従来
の問題点を解決したものとして業界にもたらす益大なも
のである。As described above, the dummy breaker of the present invention can eliminate the bending of the main bar according to the invention described in claim 1, and the plug-in terminal according to the invention described in claim 2. According to the invention of claim 3, the insulation distance between the main trunk bar in the lower stage and the mounting base can be secured, and the attachment of the dummy breaker to the mounting base can be secured by the invention of claim 4. Will be easier. Therefore, it is a great thing to bring to the industry as a solution to the conventional problems.
【図１】 本発明のダミーブレーカ本体を示す斜視図で
ある。FIG. 1 is a perspective view showing a dummy breaker body of the present invention.
【図２】 本発明の主幹バー支持構造を示す斜視図であ
る。FIG. 2 is a perspective view showing a main bar support structure of the present invention.
【図３】 本発明の第２の実施形態を表す斜視図であ
る。FIG. 3 is a perspective view showing a second embodiment of the present invention.
【図４】 本発明の取付機構部を示す断面図である。FIG. 4 is a sectional view showing an attachment mechanism portion of the present invention.
【図５】 本発明のダミーブレーカを取付台に取付けた
断面図である。FIG. 5 is a cross-sectional view in which the dummy breaker of the present invention is attached to a mounting base.
【図６】 従来のダミーブレーカ本体を示す斜視図であ
る。FIG. 6 is a perspective view showing a conventional dummy breaker body.
【図７】 従来の分電盤内の分岐開閉器の収納を示す図
である。FIG. 7 is a diagram showing the storage of a branch switch in a conventional distribution board.
１ ダミーブレーカ本体 ２ 主幹バー支持部 ３ 取付機構部 ４ 主幹バー当接面 ５ 取付台 ６ 主幹バー 1 Dummy breaker body 2 Master bar support 3 Mounting mechanism 4 Main bar contact surface 5 mounting base 6 Master bar
───────────────────────────────────────────────────── フロントページの続き (72)発明者 小林 祐輔 愛知県瀬戸市すみれ台２丁目64番地 (72)発明者 伊藤 裕幸 愛知県名古屋市千種区千種１丁目26番２号 (72)発明者 伊東 雄一 愛知県大府市若草町３丁目176番地 Ｆターム(参考） 5G016 CD01 5G030 BA01 BB01 XX19 YY08 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Yusuke Kobayashi 64-64 Sumiredai, Seto City, Aichi Prefecture (72) Inventor Hiroyuki Ito 1-2-2, Chikusa, Chikusa-ku, Nagoya-shi, Aichi (72) Inventor Yuichi Ito 3-176 Wakakusa Town, Obu City, Aichi Prefecture F-term (reference) 5G016 CD01 5G030 BA01 BB01 XX19 YY08
Claims (4)
いて、主幹バーに接続可能な主幹バー支持構造を設けた
ことを特徴とするプラグイン式ダミーブレーカ。1. A dummy breaker attached to a distribution board, wherein a main bar support structure connectable to the main bar is provided, and a plug-in type dummy breaker is provided.
ン端子に対応する部分に主幹バー当接面を設けたことを
特徴とする請求項１に記載のプラグイン式ダミーブレー
カ。2. The plug-in type dummy breaker according to claim 1, wherein a main bar contact surface is provided in a portion of the dummy breaker corresponding to the plug-in terminal.
支持構造の下部に絶縁距離確保部を設けたことを特徴と
する請求項１又は２に記載のプラグイン式ダミーブレー
カ。3. The plug-in type dummy breaker according to claim 1, wherein in the dummy breaker, an insulation distance securing portion is provided below a main bar support structure.
取付けるための取付機構部をダミーブレーカ本体に撓み
可能に一体に形成たことを特徴とする請求項１から３に
記載のプラグイン式ダミーブレーカ。4. The plug-in type dummy breaker according to claim 1, wherein, in the dummy breaker, a mounting mechanism portion for mounting on a mounting base is formed integrally with the dummy breaker body so as to be flexible.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001378064A JP2003189423A (en) | 2001-12-12 | 2001-12-12 | Dummy breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001378064A JP2003189423A (en) | 2001-12-12 | 2001-12-12 | Dummy breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2003189423A true JP2003189423A (en) | 2003-07-04 |
Family
ID=27590838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001378064A Pending JP2003189423A (en) | 2001-12-12 | 2001-12-12 | Dummy breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003189423A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007195329A (en) * | 2006-01-19 | 2007-08-02 | Nitto Electric Works Ltd | Plug-in dummy breaker |
-
2001
- 2001-12-12 JP JP2001378064A patent/JP2003189423A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007195329A (en) * | 2006-01-19 | 2007-08-02 | Nitto Electric Works Ltd | Plug-in dummy breaker |
| JP4688684B2 (en) * | 2006-01-19 | 2011-05-25 | 日東工業株式会社 | Plug-in dummy breaker |
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