JPH0216534U - - Google Patents
Info
- Publication number
- JPH0216534U JPH0216534U JP9470188U JP9470188U JPH0216534U JP H0216534 U JPH0216534 U JP H0216534U JP 9470188 U JP9470188 U JP 9470188U JP 9470188 U JP9470188 U JP 9470188U JP H0216534 U JPH0216534 U JP H0216534U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- closing
- load
- fuse
- case
- 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
- 230000002265 prevention Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Description
第１図はこの考案を具体化した限流ヒユーズ付
き気中開閉器の投入状態を示す断面図、第２図は
同じく開放状態を示す断面図である。
１……開閉器のケース、１６……固定電極、１
８……ヒユーズホルダ、１９……開口、２１……
限流ヒユーズ、２３……可動接触刃、２５……負
荷開閉機構、２６……遮断機構、２７……操作軸
、５４……操作機構、５６……蓋体、５８……操
作軸、６３……ロツクレバー、６６……係合レバ
ー、６８……第１のロツク機構、６９……ロツク
板、７１……ストツパ、７４……第２のロツク機
構。
FIG. 1 is a cross-sectional view showing a closed state of a pneumatic switch with a current-limiting fuse that embodies this invention, and FIG. 2 is a cross-sectional view showing the same in an open state. 1...Switch case, 16...Fixed electrode, 1
8...Fuse holder, 19...Opening, 21...
Current limiting fuse, 23...Movable contact blade, 25...Load opening/closing mechanism, 26...Blocking mechanism, 27...Operation shaft, 54...Operating mechanism, 56...Lid body, 58...Operating shaft, 63... ... Lock lever, 66 ... Engagement lever, 68 ... First lock mechanism, 69 ... Lock plate, 71 ... Stopper, 74 ... Second lock mechanism.
Claims (1)
極に接離可能に対応する可動接触刃を有する負荷
開閉機構と、 その負荷開閉機構を開閉操作するための開閉操
作機構と、 前記負荷開閉機構と直列に接続するようにケー
ス内に設けられ、ケースの外方に一端を開口する
ヒユーズホルダ及びそのヒユーズホルダ内に着脱
可能に収容された限流ヒユーズと、 同限流ヒユーズの溶断に伴い前記負荷開閉機構
を開放操作する欠相防止機構と、 前記ヒユーズホルダの開口を開閉可能に覆うた
めの蓋体と、 前記負荷開閉機構の投入時には、蓋体の開放操
作を不能にし、前記蓋体の開放時には、開閉操作
機構による負荷開閉機構の投入操作を不能にする
ように、開閉操作機構に連係して設けられたロツ
ク機構と より構成したことを特徴とする限流ヒユーズ付
き気中開閉器。[Scope of Claim for Utility Model Registration] A load opening/closing mechanism provided in a case and having a fixed electrode and a movable contact blade that can connect to and separate from the fixed electrode, and an opening/closing operation mechanism for opening and closing the load opening/closing mechanism. and a fuse holder provided in the case so as to be connected in series with the load opening/closing mechanism and having one end opened outside the case, and a current limiting fuse detachably housed within the fuse holder, and the same current limiting fuse. an open-phase prevention mechanism that opens the load opening/closing mechanism when the fuse blows; a lid body for opening and closing the opening of the fuse holder; and a lid body that cannot be opened when the load opening/closing mechanism is turned on. and a lock mechanism provided in conjunction with the opening/closing operation mechanism so as to disable the closing operation of the load opening/closing mechanism by the opening/closing operation mechanism when the lid is opened. Pneumatic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9470188U JPH0216534U (en) | 1988-07-18 | 1988-07-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9470188U JPH0216534U (en) | 1988-07-18 | 1988-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0216534U true JPH0216534U (en) | 1990-02-02 |
Family
ID=31319268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9470188U Pending JPH0216534U (en) | 1988-07-18 | 1988-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0216534U (en) |
-
1988
- 1988-07-18 JP JP9470188U patent/JPH0216534U/ja active Pending