JPS605204U - closed switchboard - Google Patents
closed switchboardInfo
- Publication number
- JPS605204U JPS605204U JP9700783U JP9700783U JPS605204U JP S605204 U JPS605204 U JP S605204U JP 9700783 U JP9700783 U JP 9700783U JP 9700783 U JP9700783 U JP 9700783U JP S605204 U JPS605204 U JP S605204U
- Authority
- JP
- Japan
- Prior art keywords
- shutter plate
- switchboard
- closed switchboard
- closed
- ventilation opening
- 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
Landscapes
- Patch Boards (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は閉鎖配電盤に引出形遮断器を収納した状態の側
面断面図、第２図は従来構造の閉鎖配電盤の要部側面断
面図、第３図はこの考案の一実施例である閉鎖配電盤の
要部側面断面図である。
３：前面パネル、３ａ：通風口、１１：シャッター板、
１２：ばね。Figure 1 is a side cross-sectional view of a closed switchboard with a draw-out circuit breaker housed in it, Figure 2 is a side cross-sectional view of the main part of a closed switchboard with a conventional structure, and Figure 3 is a closed switchboard that is an embodiment of this invention. FIG. 3: Front panel, 3a: Ventilation opening, 11: Shutter board,
12: Spring.
Claims (1)
された通風口を有する閉鎖配電盤において、前記通風口
にシャッター板を装置し、常時は該シャッター板に設け
られたばねの付勢力で該シャッター板をはねあげて前記
通風口を開口させておき、前記閉鎖配電盤内にアーク事
故が起こったときには発生したガス圧力により前記シャ
ッター板が押圧されて前記通風口を閉塞するようにした
ことを特徴とする閉鎖配電盤。In a closed switchboard having a ventilation hole opened in the front panel that also serves as the front cover of a draw-out type circuit breaker, a shutter plate is installed in the ventilation hole, and the shutter plate is normally closed by the biasing force of a spring provided on the shutter plate. The closure is characterized in that the ventilation opening is left open by flipping up the shutter plate, and when an arc accident occurs in the closed switchboard, the shutter plate is pressed by the gas pressure generated and closes the ventilation opening. switchboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9700783U JPS605204U (en) | 1983-06-23 | 1983-06-23 | closed switchboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9700783U JPS605204U (en) | 1983-06-23 | 1983-06-23 | closed switchboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS605204U true JPS605204U (en) | 1985-01-16 |
Family
ID=30230933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9700783U Pending JPS605204U (en) | 1983-06-23 | 1983-06-23 | closed switchboard |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS605204U (en) |
-
1983
- 1983-06-23 JP JP9700783U patent/JPS605204U/en active Pending
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