JPH01119120U - - Google Patents
Info
- Publication number
- JPH01119120U JPH01119120U JP1300788U JP1300788U JPH01119120U JP H01119120 U JPH01119120 U JP H01119120U JP 1300788 U JP1300788 U JP 1300788U JP 1300788 U JP1300788 U JP 1300788U JP H01119120 U JPH01119120 U JP H01119120U
- Authority
- JP
- Japan
- Prior art keywords
- flat plate
- fixed contact
- plate part
- movable contact
- extinguishing
- 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
Links
- 239000002184 metal Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Breakers (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Description
第１図はこの考案の一実施例を示し、可動接点
が固定接点から開離する初期の状態を説明するた
めの説明図、第２図は従来の電磁接触器の一部を
切り欠いて内部を示す断面図、第３図は第２図に
示す転流板を拡大して示す斜視図、第４図は第２
図に示す従来の電磁接触器の消弧動作説明用の要
部断面図、第５図は従来の電磁接触器において可
動接点が固定接点から開離する初期の状態を説明
するための説明図である。
図において、６は可動接触子、６Ａは可動接点
、６Ｂはアークホーン、８は固定接触子、８Ａは
固定接点、１３は金属消弧板、１５は転流板、１
５Ａは第１の平板部、１５Ｂは第２の平板部、１
５Ｃは第３の平板部である。なお、図中同一符号
は同一又は相当部分を示す。
Figure 1 shows an embodiment of this invention, and is an explanatory diagram to explain the initial state in which the movable contact is separated from the fixed contact. Figure 2 is a partially cutaway diagram showing the inside of a conventional magnetic contactor. FIG. 3 is an enlarged perspective view of the commutation plate shown in FIG. 2, and FIG.
Figure 5 is a sectional view of a main part for explaining the arc-extinguishing operation of a conventional electromagnetic contactor, and Figure 5 is an explanatory diagram for explaining the initial state in which the movable contact is separated from the fixed contact in the conventional electromagnetic contactor. be. In the figure, 6 is a movable contact, 6A is a movable contact, 6B is an arc horn, 8 is a fixed contact, 8A is a fixed contact, 13 is a metal arc extinguishing plate, 15 is a commutation plate, 1
5A is the first flat plate part, 15B is the second flat plate part, 1
5C is the third flat plate portion. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
接点に対向し、可動接触子に接合して設けられた
可動接点と、固定接触子に平行に互いに所定間隔
を隔ててかつ可動接触子の先端側に複数枚累積並
設した金属消弧板と、上記固定接点、上記可動接
点及び上記金属消弧板を覆う消弧室と、少なくと
も第一の平板部、第二の平板部並びにこの第一及
び第二の平板部をつなぐ第三の平板部を有し、第
一の平板部は上記固定接触子との間に上記金属消
弧板をはさんで配置され、かつ第二の平板部は上
記可動接触子の開路完了位置と上記固定接触子と
の間の位置に配置されている転流板を備えた開閉
器において、上記固定接触子の先端にアークホー
ンを設け、更にこのアークホーンは、上記可動接
点と上記固定接点とが閉じた状態で上記転流板の
第二の平板部より上方に出た部分を有しているこ
とを特徴とした開閉器。 A fixed contact joined to the fixed contact; a movable contact facing the fixed contact and joined to the movable contact; a plurality of metal arc-extinguishing plates cumulatively arranged side by side; an arc-extinguishing chamber that covers the fixed contact, the movable contact, and the metal arc-extinguishing plate; at least a first flat plate portion, a second flat plate portion, and the first flat plate portion; and a third flat plate part connecting the second flat plate part, the first flat plate part is arranged with the metal arc-extinguishing plate sandwiched between the first flat plate part and the fixed contact, and the second flat plate part has a third flat plate part that connects the second flat plate part. In a switch equipped with a commutator plate disposed between the opening completion position of the movable contact and the fixed contact, an arcing horn is provided at the tip of the fixed contact, and the arcing horn is A switch, characterized in that the movable contact and the fixed contact have a portion that protrudes above the second flat plate portion of the commutation plate in a closed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1300788U JPH01119120U (en) | 1988-02-04 | 1988-02-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1300788U JPH01119120U (en) | 1988-02-04 | 1988-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01119120U true JPH01119120U (en) | 1989-08-11 |
Family
ID=31222948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1300788U Pending JPH01119120U (en) | 1988-02-04 | 1988-02-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01119120U (en) |
-
1988
- 1988-02-04 JP JP1300788U patent/JPH01119120U/ja active Pending
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