JPH0218237U - - Google Patents
Info
- Publication number
- JPH0218237U JPH0218237U JP9704488U JP9704488U JPH0218237U JP H0218237 U JPH0218237 U JP H0218237U JP 9704488 U JP9704488 U JP 9704488U JP 9704488 U JP9704488 U JP 9704488U JP H0218237 U JPH0218237 U JP H0218237U
- Authority
- JP
- Japan
- Prior art keywords
- air
- cylinder
- arc
- tank
- circuit breaker
- 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
- 238000007664 blowing Methods 0.000 claims description 3
- 239000000872 buffer Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Circuit Breakers (AREA)
Description
第１図はこの考案の一実施例を示す概略構成図
、第２図は圧縮空気タンクの充気、排気作動制御
回路図、第３図は圧縮空気タンクからの空気吹付
圧力とパツフアーピストンストロークの関連特性
図、第４図は従来の直流高速度遮断器の概略構成
図、第５図はエアパツフアーシリンダーの概略構
成図、第６図は第５図のエアパツフアーシリンダ
ーのパツフアピストンストロークとエアベントノ
ズルからの吹付空気圧力特性図、第７図は電流対
アーク時間特性図である。
１０……圧縮空気タンク、２０―１，２０―２
……入口、出口電磁弁、４７……エアパツフアー
シリンダ、４８……エアベントパイプ。
Fig. 1 is a schematic configuration diagram showing an embodiment of this invention, Fig. 2 is a circuit diagram for controlling the filling and exhaust operation of the compressed air tank, and Fig. 3 is the air blowing pressure from the compressed air tank and the puffer piston stroke. 4 is a schematic diagram of the conventional DC high-speed circuit breaker, Figure 5 is a schematic diagram of the air puff cylinder, and Figure 6 is the puff piston of the air puff cylinder shown in Figure 5. FIG. 7 is a characteristic diagram of the stroke and the air pressure blown from the air vent nozzle, and FIG. 7 is a characteristic diagram of the current versus arc time. 10...Compressed air tank, 20-1, 20-2
...Inlet and outlet solenoid valves, 47...Air puff cylinder, 48...Air vent pipe.
Claims (1)
ツフアーシリンダーからの空気を吹き付けてアー
クシユート内でアークを消弧させるように形成し
た直流高速度遮断器において、 前記エアパツフアーシリンダーの外周に、エア
パツフアーシリンダーで得られる空気圧より高い
圧力の圧縮空気が供給される空気タンクを設け、 この空気タンクと、エアパツフアーシリンダー
とを接続パイプで連結し、空気タンクの圧縮空気
とエアパツフアーシリンダーからの空気を合成し
、その合成空気をアークに吹き付けるようにした
ことを特徴とする空気吹付形直流高速度遮断器。[Scope of Claim for Utility Model Registration] A DC high-speed circuit breaker configured to extinguish the arc within an arc chute by blowing air from an air puff cylinder onto the arc generated when the main contacts open, An air tank is provided around the outer circumference of the air pack cylinder to which compressed air with a pressure higher than that obtained by the air pack cylinder is supplied. This air tank and the air pack cylinder are connected with a connecting pipe, and the air tank An air-blown DC high-speed circuit breaker characterized by combining the compressed air from the air with the air from the air puffer cylinder and blowing the synthesized air onto the arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9704488U JPH0538508Y2 (en) | 1988-07-22 | 1988-07-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9704488U JPH0538508Y2 (en) | 1988-07-22 | 1988-07-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0218237U true JPH0218237U (en) | 1990-02-06 |
| JPH0538508Y2 JPH0538508Y2 (en) | 1993-09-29 |
Family
ID=31322242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9704488U Expired - Lifetime JPH0538508Y2 (en) | 1988-07-22 | 1988-07-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0538508Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017183679A1 (en) | 2016-04-22 | 2017-10-26 | 三菱電機株式会社 | Contactor device for circuit breaker and circuit breaker using same contactor device |
-
1988
- 1988-07-22 JP JP9704488U patent/JPH0538508Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017183679A1 (en) | 2016-04-22 | 2017-10-26 | 三菱電機株式会社 | Contactor device for circuit breaker and circuit breaker using same contactor device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0538508Y2 (en) | 1993-09-29 |