JPH0155739B2 - - Google Patents
Info
- Publication number
- JPH0155739B2 JPH0155739B2 JP57213109A JP21310982A JPH0155739B2 JP H0155739 B2 JPH0155739 B2 JP H0155739B2 JP 57213109 A JP57213109 A JP 57213109A JP 21310982 A JP21310982 A JP 21310982A JP H0155739 B2 JPH0155739 B2 JP H0155739B2
- Authority
- JP
- Japan
- Prior art keywords
- recess
- circuit
- cover
- handle seat
- main body
- 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
Links
- 239000004020 conductor Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
- H01H71/465—Self-contained, easily replaceable microswitches
Landscapes
- Breakers (AREA)
Description
【発明の詳細な説明】
この発明は回路しや断機能を有する本体構成部
材に補助機器が付設される構成の回路しや断器に
関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a circuit breaker having a structure in which auxiliary equipment is attached to a main body component having a circuit breaker function.
従来、この種の回路しや断器では、第１図のよ
うに、成形絶縁材からなるベース２上に組み付け
られる回路しや断器としての本体構成部材１を同
じく成形絶縁材からなるカバー３で被包する構成
であり、本体構成部材１の補助機構５はベース２
とカバー３とからなるケース４内に組み付けられ
るようになつていた。 Conventionally, in this type of circuit breakers and disconnectors, as shown in FIG. 1, a main body component 1 serving as a circuit breaker and disconnector is assembled on a base 2 made of a molded insulating material, and a cover 3 also made of a molded insulating material. The auxiliary mechanism 5 of the main body component 1 is covered with the base 2.
It was designed to be assembled into a case 4 consisting of a and a cover 3.
そして、本体構成部材１は接点開閉機構６およ
び消弧装置７を含むものである。図示例におい
て、接点開閉機構６は、固定接点８を有する固定
導体９と、可動接点１０を有する可動導体１１
と、クロスバー１２が装着されるとともに可動導
体１１が固定導体９に接離する方向に回動可能に
枢着された可動腕１３と、可動導体１１と可動腕
１３の先端に延設された突出部１３Ａとの間に介
装される圧縮ばね１４とからなり、可動腕１３は
カバー３の幅方向において複数極のものが列設さ
れ、それらがクロスバー１２によつて連結されて
いる。 The main body component 1 includes a contact opening/closing mechanism 6 and an arc extinguishing device 7. In the illustrated example, the contact opening/closing mechanism 6 includes a fixed conductor 9 having a fixed contact 8 and a movable conductor 11 having a movable contact 10.
, a movable arm 13 which is pivotably attached to the movable conductor 11 so as to be rotatable in the direction in which the movable conductor 11 approaches and separates from the fixed conductor 9 as the cross bar 12 is attached; The movable arm 13 includes a compression spring 14 interposed between the movable arm 13 and the protrusion 13A, and a plurality of movable arms 13 having a plurality of poles are arranged in a row in the width direction of the cover 3, and are connected by a cross bar 12.
また、補助機器５としては、たとえばつぎのも
のが採用される。 Further, as the auxiliary equipment 5, for example, the following is employed.
AL：回路しや断器がトリツプしたとき切換えら
れる接点装置（警報スイツチ）。AL: A contact device (alarm switch) that is switched when a circuit or disconnector trips.
AX：回路しや断器が断路したとき切換える接点
スイツチ（補助スイツチ）。AX: Contact switch (auxiliary switch) that switches when the circuit or disconnector is disconnected.
SHT：外部から電圧を印加して回路しや断器を
トリツプする装置（電圧引き外し装置）。SHT: A device that applies external voltage to trip a circuit or disconnection device (voltage tripping device).
UVT：回路電圧が低下したとき回路しや断器を
トリツプする装置（不足電圧引き外し装置）。UVT: A device that trips a circuit or disconnector when the circuit voltage drops (undervoltage trip device).
このような補助機器５は一般にＬ形状に形成さ
れ、その一辺を締め付けねじ１５により固定部に
固定される取付枠５Ａと、この取付枠５Ａに取り
付けられたマイクロスイツチ５Ｂとで構成されて
いた。 Such an auxiliary device 5 is generally formed in an L shape, and is composed of a mounting frame 5A whose one side is fixed to a fixed part by a tightening screw 15, and a micro switch 5B attached to the mounting frame 5A.
しかし、このようなものでは補助機器５の取り
付けがケース４の内部でなされる関係上、補助機
器５の取り付け取り外し作業の途上においてカバ
ー３を取り外す必要があるため、回路しや断器内
に異物の侵入や内部への部品の脱落などの不都合
が生じる欠点がある。またマイクロスイツチ５Ｂ
はケース４内において露呈されているため、固定
接点８と可動接点１０との開閉により発生するア
ークによつてマイクロスイツチ５Ｂが損傷される
などの問題があつた。 However, with this kind of device, since the auxiliary equipment 5 is installed inside the case 4, it is necessary to remove the cover 3 during the installation and removal work of the auxiliary equipment 5. There are drawbacks such as inconveniences such as intrusion of foreign substances and falling of parts into the interior. Also micro switch 5B
Since the microswitch 5B is exposed in the case 4, there is a problem that the microswitch 5B is damaged by the arc generated by the opening and closing of the fixed contact 8 and the movable contact 10.
なお、第１図中、１６は操作ハンドルで、同図
において左右方向に移動させることにより図示し
ない連動機構を介して複数極の可動腕１３をクロ
スバー１２を中心に回動させ、固定接点８と可動
接点１０とを開閉させるものである。 In FIG. 1, reference numeral 16 denotes an operation handle, and by moving it in the left-right direction in the same figure, the multi-pole movable arm 13 is rotated around the crossbar 12 via an interlocking mechanism (not shown), and the fixed contact 8 is rotated. and the movable contact 10 are opened and closed.
この発明は上記従来の問題点に着目してなされ
たもので、マイクロスイツチ等の補助機器の取り
付け取り外し作業を容易とするとともにアークに
よる損傷を防止し得るようその取付構造を改良し
た回路しや断器を提供することを基本目的として
なされたものである。 This invention was made by focusing on the above-mentioned conventional problems, and has improved the mounting structure of auxiliary devices such as microswitches to facilitate the installation and removal work and prevent damage caused by arcing. The basic purpose was to provide utensils.
以下この発明の実施例を図面にしたがつて説明
する。なお、第１図と共通する部分には同一の符
号を附して説明する。 Embodiments of the present invention will be described below with reference to the drawings. Note that the same parts as those in FIG. 1 will be described with the same reference numerals.
第２図〜第５図において、カバー３の上面に操
作ハンドル１６の側部に隣接して断面Ｌ字状の凹
部１７が形成され、この凹部１７の底面１７Ａに
貫通孔１８が形成されている。この貫通孔１８に
ガイド部材１９が嵌着され、このガイド部材１９
に可動腕１３の動作を上記凹部１７に内装された
補助機器５のマイクロスイツチ５Ｂに伝達するプ
ランジヤ２０が挿通されている。また凹部１７の
底面１７Ａに補助機器５が図外の締め付けねじに
より固定されている。この場合、凹部１７は、第
４図および第５図から明らかなように、その幅ｌ
が、カバー３に設けられている位置決め用のハン
ドル座２１の幅、すなわちハンドル座２１の側辺
の長さＬよりもやや小さくなるように幅狭に形成
されている。 2 to 5, a recess 17 having an L-shaped cross section is formed on the top surface of the cover 3 adjacent to the side of the operating handle 16, and a through hole 18 is formed in the bottom surface 17A of this recess 17. . A guide member 19 is fitted into this through hole 18, and this guide member 19
A plunger 20 for transmitting the movement of the movable arm 13 to the micro switch 5B of the auxiliary device 5 housed in the recess 17 is inserted through the recess 17. Further, the auxiliary device 5 is fixed to the bottom surface 17A of the recess 17 by a tightening screw (not shown). In this case, as is clear from FIGS. 4 and 5, the recess 17 has a width l
The handle seat 21 is formed narrowly so as to be slightly smaller than the width of the positioning handle seat 21 provided on the cover 3, that is, the length L of the side of the handle seat 21.
つぎに、第４図および第５において、２２は化
粧板で、この化粧板２２は、連続して横１列に配
列した場合の複数の回路しや断器に跨つてこれら
の前面に取付られるもので、この化粧板２２には
各回路しや断器の上記位置決め用のハンドル座２
１に嵌合させて化粧板２２の位置決めをするため
の矩形状の開口２３が形成されている。 Next, in FIGS. 4 and 5, 22 is a decorative board, and this decorative board 22 is attached to the front surface of a plurality of circuits and disconnectors when they are arranged in a continuous horizontal row. This decorative board 22 has a handle seat 2 for positioning each circuit and disconnector.
A rectangular opening 23 is formed in which the decorative board 22 is positioned by fitting into the opening 23 .
このように、化粧板２２を複数の回路しや断器
に跨つて取り付けたとき、ハンドル座２１よりも
幅狭に形成された上記凹部１７内に収容されてい
る補助機器５は、上記化粧板２２を各回路しや断
器に取付けたままで開口２２を通して着脱できる
ように構成されている。 In this way, when the decorative board 22 is installed across a plurality of circuits and disconnectors, the auxiliary equipment 5 accommodated in the recess 17 formed narrower than the handle seat 21 is attached to the decorative board 22. 22 is configured so that it can be attached and detached through the opening 22 while remaining attached to each circuit or disconnector.
図示例では、凹部１７の深さを補助機器５の深
さよりやや深くして、凹部に補助機器５を内装し
たときにその上部に一定深さの空間２４が生じる
ように構成している。これは、上記空間２４に、
必要事項を記載したカードを挾み込んでなる透明
なカードホルダ２５を装着するためである。この
ように、凹部１７内において、補助機器５上にカ
ードホルダ２５を装着しておけば、化粧板２２の
開口２３を通して必要事項を直ちに確認できる。
なお必要事項としては、電源や負荷の識別その他
の注意事項などが掲げられる。 In the illustrated example, the depth of the recess 17 is made slightly deeper than the depth of the auxiliary device 5, so that when the auxiliary device 5 is installed in the recess, a space 24 of a constant depth is created above the recess. This means that in the space 24,
This is to attach a transparent card holder 25 that holds a card with necessary information written therein. If the card holder 25 is mounted on the auxiliary device 5 in the recess 17 in this way, necessary information can be immediately checked through the opening 23 of the decorative board 22.
Necessary matters include identification of the power supply and load, and other precautions.
上記は、補助機器５とカードホルダ２５とを別
体としたものであるが、第６図のように、カード
ホルダ２５を補助機器５と一体物として構成し
て、これを凹部１７に内装する構成としてもよ
い。 In the above example, the auxiliary device 5 and the card holder 25 are separate bodies, but as shown in FIG. It may also be a configuration.
以上のように、この発明によれば、本体構成部
材の接点開閉機構を操作するための操作ハンドル
を突出させた位置決め用のハンドル座よりも、補
助機器を収容するカバー表面の凹部を幅狭に形成
したため、連続して横１列に配設した複数の回路
しや断器に跨つてこれらの前面に化粧板を取付け
ている場合には、この化粧板を各回路しや断器か
ら取外さなくても、上記凹部内の補助機器を化粧
板の開口を通して着脱することができるため、時
に客先での補助機器の交換が著しく容易になる効
果を有している。 As described above, according to the present invention, the recess on the cover surface that houses the auxiliary equipment is narrower than the positioning handle seat from which the operating handle for operating the contact opening/closing mechanism of the main body component is protruded. Therefore, if a decorative board is attached to the front of multiple circuit boards or disconnectors arranged in a row in a row, this decorative board must be removed from each circuit board or disconnector. Even if the auxiliary equipment is not installed, the auxiliary equipment in the recess can be attached and removed through the opening of the decorative board, which has the effect of making it extremely easy to replace the auxiliary equipment at the customer's site.
第１図は従来の回路しや断器の補助機器の取り
付け状態を示す縦断側面図、第２図はこの発明の
実施例による回路しや断器の分解組立図、第３図
は補助機器のマイクロスイツチとプランジヤとの
配置関係を示す部分断面図、第４図は回路しや断
器に化粧板を装着した状態の部分平面図、第５図
は同断面図、第６図は他の実施例による回路しや
断器の分解組立図である。
１……本体構成部材、２……ベース、３……カ
バー、４……ケース、５……補助機器、１６……
操作ハンドル、１７……凹部、２１……ハンドル
座。なお、図中、同一符号は同一または相当部分
を示す。
Fig. 1 is a longitudinal sectional side view showing how auxiliary equipment is attached to a conventional circuit breaker or breaker, Fig. 2 is an exploded assembly view of a circuit breaker or breaker according to an embodiment of the present invention, and Fig. 3 is a view of the auxiliary equipment. Figure 4 is a partial cross-sectional view showing the arrangement relationship between the micro switch and the plunger, Figure 4 is a partial plan view of the circuit breaker with a decorative board attached, Figure 5 is the same cross-sectional view, and Figure 6 is another implementation. FIG. 2 is an exploded view of a circuit breaker according to an example; 1...Body component, 2...Base, 3...Cover, 4...Case, 5...Auxiliary equipment, 16...
Operation handle, 17... recess, 21... handle seat. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
を収容したベースとカバーとからなるケースと、
上記カバーの上面所定位置に形成され上記本体構
成部材の操作ハンドルを突出させた位置決め用の
ハンドル座と、このハンドル座の少くとも一側の
カバー表面に形成されかつ上記ケースの内部と隔
離された凹部と、この凹部内に収容されかつ上記
本体構成部材に接続された補助機器とを具備し、
上記凹部を上記ハンドル座よりも幅狭に形成して
なる回路しや断器。1. A case consisting of a base and a cover that accommodates main body components having a circuit function and a circuit break function;
a positioning handle seat formed at a predetermined position on the upper surface of the cover from which the operating handle of the main body component protrudes; and a handle seat formed on the cover surface on at least one side of the handle seat and isolated from the inside of the case. comprising a recess and an auxiliary device housed in the recess and connected to the main body component,
A circuit switch or disconnector in which the recess is formed to be narrower than the handle seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21310982A JPS59101734A (en) | 1982-12-02 | 1982-12-02 | Circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21310982A JPS59101734A (en) | 1982-12-02 | 1982-12-02 | Circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59101734A JPS59101734A (en) | 1984-06-12 |
| JPH0155739B2 true JPH0155739B2 (en) | 1989-11-27 |
Family
ID=16633724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21310982A Granted JPS59101734A (en) | 1982-12-02 | 1982-12-02 | Circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59101734A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10390320B2 (en) | 2014-07-30 | 2019-08-20 | Intel IP Corporation | Enhanced node B (eNB) and method for MTC coexistence |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS576143B2 (en) * | 1975-02-28 | 1982-02-03 | ||
| JPS576144B2 (en) * | 1975-02-28 | 1982-02-03 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6136047Y2 (en) * | 1980-05-13 | 1986-10-20 | ||
| JPS6025808Y2 (en) * | 1980-05-13 | 1985-08-02 | 三菱電機株式会社 | circuit break |
| JPS6136048Y2 (en) * | 1980-06-10 | 1986-10-20 | ||
| JPS6029790Y2 (en) * | 1980-06-10 | 1985-09-07 | 三菱電機株式会社 | Mounting device for auxiliary equipment in circuit breakers |
-
1982
- 1982-12-02 JP JP21310982A patent/JPS59101734A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS576143B2 (en) * | 1975-02-28 | 1982-02-03 | ||
| JPS576144B2 (en) * | 1975-02-28 | 1982-02-03 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10390320B2 (en) | 2014-07-30 | 2019-08-20 | Intel IP Corporation | Enhanced node B (eNB) and method for MTC coexistence |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59101734A (en) | 1984-06-12 |
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