JPH0452339U - - Google Patents
Info
- Publication number
- JPH0452339U JPH0452339U JP9456490U JP9456490U JPH0452339U JP H0452339 U JPH0452339 U JP H0452339U JP 9456490 U JP9456490 U JP 9456490U JP 9456490 U JP9456490 U JP 9456490U JP H0452339 U JPH0452339 U JP H0452339U
- Authority
- JP
- Japan
- Prior art keywords
- arc extinguishing
- exhaust
- circuit breaker
- plate
- slide groove
- 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.)
- Granted
Links
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Description
第１図はこの考案の一実施例を示す消弧ユニツ
トの斜視図、第２図は排気板を消弧室に嵌める状
態を示す斜視図、第３図は排気板を消弧室に嵌め
る前の状態を示す斜視図、第４図は従来のものを
示す要部縦断面図、第５図は第４図の消弧ユニツ
ト部分の詳細図、第６図は第５図の消弧ユニツト
を示す斜視図である。
図において、１は遮断器ケース、２は消弧ユニ
ツト、１３は消弧室、１３ａは側板、１３ｂはグ
リツド、１４は排気板、１６はガイド孔、１７は
ガイド突起、２１は一部スライド溝、２２は切欠
き部を示す。なお、各図中同一符号は同一または
相当部分を示す。
Fig. 1 is a perspective view of an arc extinguishing unit showing an embodiment of this invention, Fig. 2 is a perspective view showing the state in which the exhaust plate is fitted into the arc extinguishing chamber, and Fig. 3 is a perspective view showing the state in which the exhaust plate is fitted into the arc extinguishing chamber. 4 is a vertical sectional view of the main part showing the conventional type, FIG. 5 is a detailed view of the arc extinguishing unit shown in FIG. 4, and FIG. 6 is a detailed view of the arc extinguishing unit shown in FIG. FIG. In the figure, 1 is a circuit breaker case, 2 is an arc extinguishing unit, 13 is an arc extinguishing chamber, 13a is a side plate, 13b is a grid, 14 is an exhaust plate, 16 is a guide hole, 17 is a guide projection, and 21 is a partial slide groove. , 22 indicates a notch. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
に装着されている遮断器であつて、 前記消弧ユニツトが、側板とグリツドとで構成
される消弧室と、この消弧室の排気側に設けられ
る排気板とからなり、かつ前記側板の端縁に前記
排気板のスライド溝を係合させて前記排気板を前
記消弧室の排気側でスライドさせることにより前
記消弧ユニツトを前記遮断器ケースに着脱させる
ようにしたものにおいて、 前記スライド溝を前記排気板の全長の一部に設
け、この一部スライド溝が通る長さの切欠き部を
前記側板の端縁に設け、 前記一部スライド溝を前記切欠き部から通して
前記排気板を前記消弧室に嵌めた後、前記排気板
をスライドさせて前記一部スライド溝に前記側板
の端縁を係合させた状態で前記消弧ユニツトを前
記遮断器ケースに取付けるようにしたことを特徴
とする遮断器。[Scope of Claim for Utility Model Registration] A circuit breaker in which an arc extinguishing unit is detachably attached to a circuit breaker case, the arc extinguishing unit comprising an arc extinguishing chamber composed of a side plate and a grid; an exhaust plate provided on the exhaust side of the arc extinguishing chamber, and by engaging a slide groove of the exhaust plate with an edge of the side plate and sliding the exhaust plate on the exhaust side of the arc extinguishing chamber. In the arc extinguishing unit that is attachable to and detachable from the circuit breaker case, the slide groove is provided in a part of the entire length of the exhaust plate, and a notch portion of a length through which the part of the slide groove passes is formed in the side plate. After fitting the exhaust plate into the arc extinguishing chamber by passing the partial slide groove through the notch, slide the exhaust plate and insert the edge of the side plate into the partial slide groove. A circuit breaker characterized in that the arc extinguishing unit is attached to the circuit breaker case in an engaged state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094564U JP2511355Y2 (en) | 1990-09-07 | 1990-09-07 | Circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094564U JP2511355Y2 (en) | 1990-09-07 | 1990-09-07 | Circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0452339U true JPH0452339U (en) | 1992-05-01 |
| JP2511355Y2 JP2511355Y2 (en) | 1996-09-25 |
Family
ID=31832618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990094564U Expired - Lifetime JP2511355Y2 (en) | 1990-09-07 | 1990-09-07 | Circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2511355Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02143727U (en) * | 1989-05-10 | 1990-12-06 |
-
1990
- 1990-09-07 JP JP1990094564U patent/JP2511355Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02143727U (en) * | 1989-05-10 | 1990-12-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2511355Y2 (en) | 1996-09-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |