JPS6254450U - - Google Patents

Info

Publication number
JPS6254450U
JPS6254450U JP12779086U JP12779086U JPS6254450U JP S6254450 U JPS6254450 U JP S6254450U JP 12779086 U JP12779086 U JP 12779086U JP 12779086 U JP12779086 U JP 12779086U JP S6254450 U JPS6254450 U JP S6254450U
Authority
JP
Japan
Prior art keywords
switch mechanism
arc extinguishing
extinguishing chamber
compartments
arc
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
Application number
JP12779086U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS6254450U publication Critical patent/JPS6254450U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02—Details
    • H01H73/18—Means for extinguishing or suppressing arc
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H2009/305—Means for extinguishing or preventing arc between current-carrying parts including means for screening for arc gases as protection of mechanism against hot arc gases or for keeping arc gases in the arc chamber

Landscapes

  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ないし第６図は本考案の実施例を示すも
ので第１図は、スイツチ機構を備えた極電流導体
の部分を破断した低圧回路遮断器の縦断面図、第
２図は遮断器の下部部分４の平面図、第３図およ
び第４図は本発明に使用する保護体の正面図およ
び底面図、第５図は第３図の線―による保護
体の断面図、第６図は別の保護体についての第５
図に対応する断面図である。 １…低圧回路遮断器、２…絶縁材料製ケース、
３…ケースの上部部分、４…ケースの下部部分、
６，１３…端子、７…固定接触子、８…消弧室、
１０…可動接触子、１１…可撓導体、１２…加熱
導体、２０…操作ハンドル、２２…駆動レバー、
２５，２６…トグルレバー、３０，３１…固定支
持片、４０…固定支持片と結合するピン、４１…
ストツパ面、４２…保護体、４３…保護体の肩部
、４５，４６…保護体側面のピン、４７…固体支
持片の長穴、５１，５２…縁面、５３…アークを
転向せしめる輪廓。 Figures 1 to 6 show embodiments of the present invention. Figure 1 is a vertical cross-sectional view of a low voltage circuit breaker with the pole current conductor section equipped with a switch mechanism cut away, and Figure 2 is a longitudinal sectional view of the circuit breaker. 3 and 4 are a front view and a bottom view of the protector used in the present invention, FIG. 5 is a sectional view of the protector along the line of FIG. 3, and FIG. 6 is a plan view of the lower part 4 of the invention. is the fifth for another protector.
FIG. 3 is a sectional view corresponding to the figure. 1...Low voltage circuit breaker, 2...Insulating material case,
3... Upper part of the case, 4... Lower part of the case,
6, 13...terminal, 7...fixed contact, 8...arc extinguishing chamber,
10... Movable contact, 11... Flexible conductor, 12... Heating conductor, 20... Operation handle, 22... Drive lever,
25, 26... Toggle lever, 30, 31... Fixed support piece, 40... Pin coupled to the fixed support piece, 41...
Stopper surface, 42... Protector, 43... Shoulder of protector, 45, 46... Pin on side of protector, 47... Elongated hole of solid support piece, 51, 52... Edge surface, 53... Ring for turning the arc.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 絶縁材製のケースと、このケース中にこれを複
数に区画して形成され、それぞれ一方端側に固定
接触子を収容した消弧室を備えた複数の区画室と
、この各区画室内にそれぞれ配設され一方端側に
前記消弧室内に固定接触子と開閉し得るように導
入された可動接触子を備えた極電流導体と、前記
区画室の１つに収容された固定支持枠に支持され
てすべての極電流導体の可動接触子を共通に駆動
するスイツチ機構とを有する低圧回路遮断器にお
いて、前記スイツチ機構の設けられた区画室にお
ける消弧室とスイツチ機構との間に、消弧室から
スイツチ機構の方向へのアークガスの通過を防止
する保護体を設け、この保護体の下面を当該区画
室内の可動接触子の開路位置でのストツパとして
なることを特徴とする低圧回路遮断器。 A case made of an insulating material, a plurality of compartments each having an arc extinguishing chamber that accommodates a fixed contact at one end, which is formed by dividing the case into a plurality of parts, and a plurality of compartments each having an arc extinguishing chamber housing a fixed contact at one end. a pole current conductor disposed and having at one end a fixed contact and a movable contact introduced so as to be openable and closable in the arc extinguishing chamber, and supported by a fixed support frame housed in one of the compartments; In a low voltage circuit breaker having a switch mechanism that commonly drives the movable contacts of all pole current conductors, an arc extinguisher is provided between the arc extinguishing chamber and the switch mechanism in the compartment where the switch mechanism is installed. A low-voltage circuit breaker, characterized in that it is provided with a protective body that prevents the passage of arc gas from the chamber in the direction of the switch mechanism, and the lower surface of the protective body serves as a stopper in the open position of the movable contact in the compartment.
JP12779086U 1978-04-12 1986-08-21 Pending JPS6254450U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782816352 DE2816352C2 (en) 1978-04-12 1978-04-12 Low voltage circuit breaker with arcing compartment and switching mechanism

Publications (1)

Publication Number Publication Date
JPS6254450U true JPS6254450U (en) 1987-04-04

Family

ID=6037032

Family Applications (2)

Application Number Title Priority Date Filing Date
JP4294479A Pending JPS54137671A (en) 1978-04-12 1979-04-09 Low voltage circuit breaker with arc space and switch mechanism
JP12779086U Pending JPS6254450U (en) 1978-04-12 1986-08-21

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP4294479A Pending JPS54137671A (en) 1978-04-12 1979-04-09 Low voltage circuit breaker with arc space and switch mechanism

Country Status (2)

Country Link
JP (2) JPS54137671A (en)
DE (1) DE2816352C2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3037355C2 (en) * 1980-09-30 1982-11-04 Siemens AG, 1000 Berlin und 8000 München Compact design circuit breaker with a trip pin
US4866226A (en) * 1987-07-13 1989-09-12 Mitsubishi Denki Kabushiki Kaisha Multi-phase circuit breaker employing arc extinguishing apparatus
DE4306226A1 (en) * 1993-02-27 1994-09-01 Abb Patent Gmbh Arc extinguishing arrangement, in particular for a circuit breaker and contactors
US5361052A (en) * 1993-07-02 1994-11-01 General Electric Company Industrial-rated circuit breaker having universal application
FR2757675B1 (en) * 1996-12-23 1999-01-29 Schneider Electric Sa ELECTRIC CIRCUIT BREAKER WITH SAFETY SCREEN

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341791A (en) * 1964-06-16 1967-09-12 Square D Co Electric circuit breaker with improved operating mechanism
US3632939A (en) * 1970-02-16 1972-01-04 Westinghouse Electric Corp Circuit interrupter with improved molded insulating housing
US3849751A (en) * 1973-02-06 1974-11-19 Cutler Hammer Inc Electric circuit breakers

Also Published As

Publication number Publication date
JPS54137671A (en) 1979-10-25
DE2816352A1 (en) 1979-10-25
DE2816352C2 (en) 1982-12-16

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