JPH0351290U - - Google Patents
Info
- Publication number
- JPH0351290U JPH0351290U JP11165489U JP11165489U JPH0351290U JP H0351290 U JPH0351290 U JP H0351290U JP 11165489 U JP11165489 U JP 11165489U JP 11165489 U JP11165489 U JP 11165489U JP H0351290 U JPH0351290 U JP H0351290U
- Authority
- JP
- Japan
- Prior art keywords
- adjustment device
- butterfly valve
- notches
- fitted
- metal fitting
- 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 3
- 230000002265 prevention Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Preventing Unauthorised Actuation Of Valves (AREA)
Description
第１図は本願考案の開度調節器具と、これを取
り付ける手動バタフライバルブのそれぞれの一態
様を示す説明図である。第２図は本願考案の開度
調節器具を、手動バタフライバルブに取り付けた
状態の一態様を示す説明図である。第３図は従来
の手動バタフライバルブの一部分を示す説明図で
ある。
１……切れ込み、２ａ，２ｂ……ストツパー、
３……弁蓋、４……操作杆４、５ａ，５ｂ……足
状部、６……切欠き部、７……脱落防止用片、８
……雄螺子、９……中心軸、１０……ワツシヤー
、Ａ……支持金具、Ｂ……金具、Ｃ……雌螺子。
FIG. 1 is an explanatory view showing one embodiment of the opening adjustment device of the present invention and a manual butterfly valve to which the same is attached. FIG. 2 is an explanatory diagram showing one mode of the opening adjustment device of the present invention attached to a manual butterfly valve. FIG. 3 is an explanatory diagram showing a portion of a conventional manual butterfly valve. 1...notch, 2a, 2b...stopper,
3... Valve lid, 4... Operating rod 4, 5a, 5b... Leg-shaped portion, 6... Notch portion, 7... Fall prevention piece, 8
...Male screw, 9...Central shaft, 10...Washer, A...Support fitting, B...Metal fitting, C...Female screw.
Claims (1)
２ａ，２ｂを有する弁蓋３と、前記切れ込みに嵌
め込む操作杆４とを有する手動バタフライバルブ
に用いる開度調節器具であつて、その底面両端部
に前記ストツパーに嵌合しうる足状部５ａ，５ｂ
を有するとともに、全体が略円弧状をなし、かつ
、その長手方向にわたり中央部に切欠き部６を有
する支持金具Ａと、脱落防止用片７および上面に
雄螺子８を有し、かつ、前記操作杆の先端に嵌合
可能に形成された金具Ｂと、雌螺子Ｃとからなる
ことを特徴とする手動バタフライバルブ用開度調
節器具。 This opening adjustment device is used for a manual butterfly valve, and has a valve cover 3 having a plurality of notches 1 and stoppers 2a, 2b on its upper surface, and an operating rod 4 that is fitted into the notches. Foot-like parts 5a, 5b that can be fitted into
and a supporting metal fitting A having a generally arcuate shape as a whole and having a notch 6 in the center along its length, a falling-off prevention piece 7, and a male screw 8 on the upper surface, and An opening adjustment device for a manual butterfly valve, comprising a metal fitting B that is formed to be able to fit onto the tip of an operating rod, and a female screw C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11165489U JPH0351290U (en) | 1989-09-26 | 1989-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11165489U JPH0351290U (en) | 1989-09-26 | 1989-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0351290U true JPH0351290U (en) | 1991-05-17 |
Family
ID=31660126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11165489U Pending JPH0351290U (en) | 1989-09-26 | 1989-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0351290U (en) |
-
1989
- 1989-09-26 JP JP11165489U patent/JPH0351290U/ja active Pending