JPH0413882U - - Google Patents
Info
- Publication number
- JPH0413882U JPH0413882U JP5435090U JP5435090U JPH0413882U JP H0413882 U JPH0413882 U JP H0413882U JP 5435090 U JP5435090 U JP 5435090U JP 5435090 U JP5435090 U JP 5435090U JP H0413882 U JPH0413882 U JP H0413882U
- Authority
- JP
- Japan
- Prior art keywords
- coupler
- tip
- actuator
- output shaft
- operating rod
- 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
Landscapes
- Safety Valves (AREA)
- Magnetically Actuated Valves (AREA)
Description
第１図は本考案の実施例を示す開弁状態のとき
の縦断面図、第２図は第１図の拡大部分図、第３
図は第２図のＸ−Ｘ線に沿う断面図、第４図およ
び第５図は動作を説明する縦断面部分図である。
３……主弁座、５……主弁体、７……手動レバ
ー、１０……アクチユエータ、１３……弁棒、１
４……出力軸、１７……ロツク機構、１８……案
内孔、１９……拡大部、２０……カプラ、２１…
…操作棒、２１ａ……大径部、２１ｂ……小径部
、２２……誘導孔、２４……ロツク部片。
Fig. 1 is a vertical sectional view showing an embodiment of the present invention in the valve open state, Fig. 2 is an enlarged partial view of Fig. 1, and Fig. 3
The figure is a sectional view taken along the line XX in FIG. 2, and FIGS. 4 and 5 are partial vertical sectional views for explaining the operation. 3... Main valve seat, 5... Main valve body, 7... Manual lever, 10... Actuator, 13... Valve stem, 1
4...Output shaft, 17...Lock mechanism, 18...Guide hole, 19...Enlarged portion, 20...Coupler, 21...
...Operation rod, 21a...Large diameter portion, 21b...Small diameter portion, 22...Guide hole, 24...Lock piece.
Claims (1)
開弁しているが負荷状態で閉弁させられ且つ手動
レバーで開弁位置に復帰する緊急遮断弁において
； 前記主弁体５を動作させる弁棒１３と前記アク
チユエータ１０の出力軸１４とが同軸上に配置さ
れてロツク機構１７により互いに結合されており
； 前記ロツク機構１７は前記弁棒１３の先端に設
けられたカプラ２０と、前記出力軸１４の先端に
設けられてカプラ２０に形成した誘導孔２２に嵌
込まれた先端側が小径で基端側が大径の操作棒２
１と、カプラ２０の先端近くに操作棒２１を囲ん
で放射方向可動に保持された複数のロツク部片２
４とからなり、前記カプラ２０は出力軸１４側に
拡大部１９を有する案内孔１８に嵌込まれていて
前記操作棒２１の大径部２１ａが前記ロツク部片
２４を拡大部１９に押出し小径部２１ｂが拡大部
１９から待避させる構成とされている； ことを特徴とする緊急遮断弁。[Claims for Utility Model Registration] In an emergency shutoff valve in which the main valve body 5 is open when the actuator 10 is under no load, but is closed when the actuator 10 is loaded, and returns to the open position using a manual lever; A valve stem 13 for operating the valve body 5 and an output shaft 14 of the actuator 10 are arranged coaxially and connected to each other by a lock mechanism 17; the lock mechanism 17 is provided at the tip of the valve stem 13. A coupler 20 and an operating rod 2 that is provided at the tip of the output shaft 14 and that is fitted into a guide hole 22 formed in the coupler 20 and has a small diameter on the tip side and a large diameter on the base side.
1, and a plurality of lock pieces 2 held near the tip of the coupler 20 surrounding the operating rod 21 so as to be movable in the radial direction.
4, the coupler 20 is fitted into a guide hole 18 having an enlarged part 19 on the output shaft 14 side, and the large diameter part 21a of the operating rod 21 pushes the lock piece 24 into the enlarged part 19, and the small diameter An emergency shutoff valve characterized in that the portion 21b is configured to be retracted from the enlarged portion 19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990054350U JP2536768Y2 (en) | 1990-05-24 | 1990-05-24 | Emergency shut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990054350U JP2536768Y2 (en) | 1990-05-24 | 1990-05-24 | Emergency shut-off valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0413882U true JPH0413882U (en) | 1992-02-04 |
| JP2536768Y2 JP2536768Y2 (en) | 1997-05-28 |
Family
ID=31576338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990054350U Expired - Lifetime JP2536768Y2 (en) | 1990-05-24 | 1990-05-24 | Emergency shut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2536768Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877116A (en) * | 2022-04-26 | 2022-08-09 | 成都特恩达燃气设备有限公司 | Electric actuating mechanism for gas emergency cut-off valve |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6345472U (en) * | 1986-09-11 | 1988-03-26 |
-
1990
- 1990-05-24 JP JP1990054350U patent/JP2536768Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6345472U (en) * | 1986-09-11 | 1988-03-26 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877116A (en) * | 2022-04-26 | 2022-08-09 | 成都特恩达燃气设备有限公司 | Electric actuating mechanism for gas emergency cut-off valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2536768Y2 (en) | 1997-05-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |