JPH0179249U - - Google Patents
Info
- Publication number
- JPH0179249U JPH0179249U JP1987175670U JP17567087U JPH0179249U JP H0179249 U JPH0179249 U JP H0179249U JP 1987175670 U JP1987175670 U JP 1987175670U JP 17567087 U JP17567087 U JP 17567087U JP H0179249 U JPH0179249 U JP H0179249U
- Authority
- JP
- Japan
- Prior art keywords
- extinguishing chamber
- arc extinguishing
- circuit
- disconnector
- operating handle
- 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
- 230000002159 abnormal effect Effects 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 229920001169 thermoplastic Polymers 0.000 claims 1
- 239000004416 thermosoftening plastic Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Breakers (AREA)
Description
第１図はこの考案の一実施例を示すオフ状態図
、第２図は熱吸収部材の斜視図、第３図は従来の
ものを示すオフ状態図、第４図はオン状態図、第
５図はトリツプ状態図、第６図は絶縁バリアを取
付けた状態図、第７図は第６図にマイクロスイツ
チ等を取付けた状態図、第８図は制御回路図であ
る。
図において、２は操作ハンドル、９は可動接触
子、１１は固定接触子、２８は消弧室、５６はグ
リツド、５７は突起部、５８は側板、５９は熱吸
収部材である。なお、図中同一符号は同一または
相当部分を示す。
Fig. 1 is an OFF state diagram showing an embodiment of this invention, Fig. 2 is a perspective view of a heat absorbing member, Fig. 3 is an OFF state diagram showing a conventional one, Fig. 4 is an on state diagram, and Fig. 5 is a diagram showing an on state. 6 is a trip state diagram, FIG. 6 is a state diagram with an insulation barrier attached, FIG. 7 is a state diagram with micro switches etc. attached to FIG. 6, and FIG. 8 is a control circuit diagram. In the figure, 2 is an operating handle, 9 is a movable contact, 11 is a fixed contact, 28 is an arc extinguishing chamber, 56 is a grid, 57 is a protrusion, 58 is a side plate, and 59 is a heat absorbing member. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
動接触子と前記操作ハンドルとを連動可能に連係
しかつ過電流等の異常電流に応動して前記連係が
崩されトリツプする開閉機構と、消弧室部と、こ
の消弧室部と前記操作ハンドルと前記開閉機構と
を収納したしや断器ケースとを備えた回路しや断
器において、前記消弧室部の外側面に熱吸収部材
を配置したことを特徴とする回路しや断器。 (2) 熱吸収部材が熱可塑性合成樹脂製の絶縁薄
板であることを特徴とする実用新案登録請求の範
囲第１項記載の回路しや断器。 (3) 消弧室部のグリツドを保持する側板を有す
るものにおいて、前記側板上のグリツド突起部に
接するように絶縁薄板を配置したことを特徴とす
る実用新案登録請求の範囲第２項記載の回路しや
断器。[Claims for Utility Model Registration] (1) An operating handle, a movable contact facing a fixed contact, and the operating handle are interlocked and the linkage is broken in response to an abnormal current such as an overcurrent. In the circuit and disconnector, the arc extinguishing chamber includes an opening/closing mechanism that trips the arc, an arc extinguishing chamber, and a disconnector case housing the arc extinguishing chamber, the operating handle, and the opening/closing mechanism. A circuit switch or disconnector characterized in that a heat absorbing member is arranged on the outer surface of the section. (2) The circuit breaker or circuit breaker according to claim 1, wherein the heat absorbing member is a thin insulating plate made of thermoplastic synthetic resin. (3) A utility model according to claim 2, characterized in that, in a device having a side plate for holding the grid of the arc extinguishing chamber, a thin insulating plate is arranged so as to be in contact with the grid protrusion on the side plate. Circuit break.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175670U JPH0179249U (en) | 1987-11-17 | 1987-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175670U JPH0179249U (en) | 1987-11-17 | 1987-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0179249U true JPH0179249U (en) | 1989-05-29 |
Family
ID=31467455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987175670U Pending JPH0179249U (en) | 1987-11-17 | 1987-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0179249U (en) |
-
1987
- 1987-11-17 JP JP1987175670U patent/JPH0179249U/ja active Pending
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