JPH0418954U - - Google Patents
Info
- Publication number
- JPH0418954U JPH0418954U JP5920790U JP5920790U JPH0418954U JP H0418954 U JPH0418954 U JP H0418954U JP 5920790 U JP5920790 U JP 5920790U JP 5920790 U JP5920790 U JP 5920790U JP H0418954 U JPH0418954 U JP H0418954U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- conductor
- iron core
- fixed iron
- movable iron
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 15
- 239000004020 conductor Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Breakers (AREA)
Description
第１図は本考案の一実施例を示し、第１図は要
部の拡大縦断側面図、第２図は回路遮断器の縦断
側面図である。第３図は本考案の他の実施例を示
した第１図相当図である。そして、第４図及び第
５図は従来構成を示し、第４図は第２図相当図、
第５図は可動鉄片に作用する磁気吸引力を説明す
るための拡大側面図である。
図面中、１は本体ケース、６は開閉機構、７は
ユニツトケース、８は熱動式引外し装置、９は電
磁式引外し装置、１０は導体、１０ａは端子接続
部、１０ｃは屈曲部、１０ｅは立上がり部、１２
はトリツプ杆、１５は固定鉄心、１６は可動鉄片
、１８はばね部材、１９，２１は磁気遮蔽板を示
す。
FIG. 1 shows an embodiment of the present invention, FIG. 1 is an enlarged vertical side view of the main part, and FIG. 2 is a vertical side view of a circuit breaker. FIG. 3 is a diagram corresponding to FIG. 1 showing another embodiment of the present invention. 4 and 5 show the conventional configuration, and FIG. 4 is a diagram equivalent to FIG.
FIG. 5 is an enlarged side view for explaining the magnetic attraction force acting on the movable iron piece. In the drawings, 1 is a main body case, 6 is an opening/closing mechanism, 7 is a unit case, 8 is a thermal tripping device, 9 is an electromagnetic tripping device, 10 is a conductor, 10a is a terminal connection part, 10c is a bent part, 10e is the rising part, 12
15 is a trip rod, 15 is a fixed iron core, 16 is a movable iron piece, 18 is a spring member, and 19 and 21 are magnetic shielding plates.
Claims (1)
上がり部とから成るＬ字状部分を有した導体と、
この導体の前記立上がり部に配置された固定鉄心
と、一端部が回動可能に支持されると共に先端部
が前記固定鉄心と対向するように設けられ前記導
体に大電流が流れたときに先端部が前記固定鉄心
に吸引されて回動変位することによりトリツプ杆
を介し引外し動作を行なわせる可動鉄片と、この
可動鉄片をこれの先端部が前記固定鉄心から離間
する状態に保持するばね部材とを具備したものに
おいて、前記導体の端子接続部側で且つ前記可動
鉄片の先端部に臨む側に磁気遮蔽板を設けたこと
を特徴とする回路遮断器の電磁式引外し装置。 A conductor connected to the main circuit of the circuit breaker and having an L-shaped part consisting of a terminal connection part and a rising part;
The conductor has a fixed iron core disposed at the rising part, one end of which is rotatably supported, and a tip of which is provided to face the fixed iron core, and when a large current flows through the conductor, the tip a movable iron piece that performs a tripping operation via a trip rod by being attracted to the fixed iron core and rotationally displaced; and a spring member that holds the movable iron piece in a state in which a tip thereof is separated from the fixed iron core. An electromagnetic tripping device for a circuit breaker, characterized in that a magnetic shielding plate is provided on the terminal connection side of the conductor and on the side facing the tip of the movable iron piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990059207U JPH0749714Y2 (en) | 1990-06-06 | 1990-06-06 | Electromagnetic trip device for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990059207U JPH0749714Y2 (en) | 1990-06-06 | 1990-06-06 | Electromagnetic trip device for circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0418954U true JPH0418954U (en) | 1992-02-18 |
| JPH0749714Y2 JPH0749714Y2 (en) | 1995-11-13 |
Family
ID=31585504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990059207U Expired - Lifetime JPH0749714Y2 (en) | 1990-06-06 | 1990-06-06 | Electromagnetic trip device for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0749714Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63131053U (en) * | 1987-02-20 | 1988-08-26 |
-
1990
- 1990-06-06 JP JP1990059207U patent/JPH0749714Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63131053U (en) * | 1987-02-20 | 1988-08-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0749714Y2 (en) | 1995-11-13 |
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