JP2014047843A - ダイヤフラム弁 - Google Patents
ダイヤフラム弁 Download PDFInfo
- Publication number
- JP2014047843A JP2014047843A JP2012191270A JP2012191270A JP2014047843A JP 2014047843 A JP2014047843 A JP 2014047843A JP 2012191270 A JP2012191270 A JP 2012191270A JP 2012191270 A JP2012191270 A JP 2012191270A JP 2014047843 A JP2014047843 A JP 2014047843A
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- passage
- internal communication
- communication portion
- fluid
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
- F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
- Fluid-Driven Valves (AREA)
Abstract
【解決手段】 流体流入通路3は、ボディ2の凹所5底面の中央部に通じる上端開口を有し下端面が閉鎖されている内部連通部11と、一端が内部連通部11に通じ、他端が流体入口とされた外部連通部12とからなる。内部連通部11は、下端面11aに内部連通部11内に円柱状の非通路部を形成する円柱状突出部13が設けられることによって、円筒状の通路とされている。
【選択図】 図1
Description
Claims (2)
- 流体流入通路、流体流出通路および上向きに開口した凹所が設けられたボディと、ボディの凹所底面に配置された環状のシートと、シートに押圧・離間されることで流体通路の開閉を行う弾性変形可能なダイヤフラムとを備えているダイヤフラム弁において、
流体流入通路は、ボディの凹所底面の中央部に通じる上端開口を有し下端面が閉鎖されている内部連通部と、一端が内部連通部に通じ、他端が流体入口とされた外部連通部とからなり、内部連通部は、下端面に内部連通部内に円柱状の非通路部を形成する円柱状突出部が設けられることによって、円筒状の通路とされていることを特徴とするダイヤフラム弁。 - 円柱状突出部の上面は、ダイヤフラムが撓みすぎないようにするダイヤフラム支持面とされていることを特徴とする請求項1のダイヤフラム弁。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012191270A JP5779559B2 (ja) | 2012-08-31 | 2012-08-31 | ダイヤフラム弁 |
US14/012,100 US20140061526A1 (en) | 2012-08-31 | 2013-08-28 | Diaphragm valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012191270A JP5779559B2 (ja) | 2012-08-31 | 2012-08-31 | ダイヤフラム弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014047843A true JP2014047843A (ja) | 2014-03-17 |
JP5779559B2 JP5779559B2 (ja) | 2015-09-16 |
Family
ID=50186144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012191270A Expired - Fee Related JP5779559B2 (ja) | 2012-08-31 | 2012-08-31 | ダイヤフラム弁 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20140061526A1 (ja) |
JP (1) | JP5779559B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200130312A (ko) | 2018-03-19 | 2020-11-18 | 히타치 긴조쿠 가부시키가이샤 | 다이어프램 밸브 및 그것을 사용한 질량 유량 제어 장치 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6914044B2 (ja) * | 2017-01-31 | 2021-08-04 | 株式会社キッツエスシーティー | ダイヤフラムバルブ |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62191966U (ja) * | 1986-05-28 | 1987-12-07 | ||
JP2005188672A (ja) * | 2003-12-26 | 2005-07-14 | Neriki:Kk | バルブ装置 |
US20110192472A1 (en) * | 2004-03-12 | 2011-08-11 | Hengst Gmbh & Co. Kg | Pneumatic pressure regulating valve |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB719579A (en) * | 1952-06-04 | 1954-12-01 | Evered & Co Ltd | Improvements relating to pressure operated relay valves |
US2877791A (en) * | 1955-08-15 | 1959-03-17 | Fisher Governor Co | Flexible diaphragm flow control valve |
US2989282A (en) * | 1958-05-19 | 1961-06-20 | Baldwin Lima Hamilton Corp | Irrigation valve |
FR1274331A (fr) * | 1960-07-15 | 1961-10-20 | Robinet à diaphragme | |
US3419031A (en) * | 1965-03-15 | 1968-12-31 | Hesse | Breathing valve |
DE2306390A1 (de) * | 1973-02-09 | 1974-08-22 | Junkers & Co | Membranventil |
CH590520A5 (ja) * | 1975-02-26 | 1977-08-15 | Inventa Ag | |
US4744388A (en) * | 1986-05-19 | 1988-05-17 | Fujikura Rubber Ltd. | Diaphragm type of pilot operated directional control valve |
US5090659A (en) * | 1989-01-19 | 1992-02-25 | Bronnert Herve X | Pressure responsive diaphragm control valve |
US5271601A (en) * | 1992-07-29 | 1993-12-21 | Fisher Controls International, Inc. | Regulator valve with diaphragm support |
EP0920657B1 (en) * | 1996-08-21 | 2002-11-13 | Fisher Controls International, Inc. | Elastomeric element valve |
KR100514761B1 (ko) * | 1997-02-03 | 2005-09-15 | 스와겔로크 컴패니 | 다이어프램 밸브 |
JP4189558B2 (ja) * | 1998-06-08 | 2008-12-03 | 株式会社フジキン | 流体制御器 |
TW572164U (en) * | 2002-12-06 | 2004-01-11 | Ind Tech Res Inst | Diaphragm valve |
EP1676067B1 (en) * | 2003-10-17 | 2010-03-31 | Sundew Technologies, LLC | Fail safe pneumatically actuated valve |
JP3861206B2 (ja) * | 2003-12-08 | 2006-12-20 | 株式会社フジキン | 流体制御器 |
-
2012
- 2012-08-31 JP JP2012191270A patent/JP5779559B2/ja not_active Expired - Fee Related
-
2013
- 2013-08-28 US US14/012,100 patent/US20140061526A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62191966U (ja) * | 1986-05-28 | 1987-12-07 | ||
JP2005188672A (ja) * | 2003-12-26 | 2005-07-14 | Neriki:Kk | バルブ装置 |
US20110192472A1 (en) * | 2004-03-12 | 2011-08-11 | Hengst Gmbh & Co. Kg | Pneumatic pressure regulating valve |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200130312A (ko) | 2018-03-19 | 2020-11-18 | 히타치 긴조쿠 가부시키가이샤 | 다이어프램 밸브 및 그것을 사용한 질량 유량 제어 장치 |
US11143318B2 (en) | 2018-03-19 | 2021-10-12 | Hitachi Metals, Ltd. | Diaphragm valve and mass flow controller using the same |
Also Published As
Publication number | Publication date |
---|---|
JP5779559B2 (ja) | 2015-09-16 |
US20140061526A1 (en) | 2014-03-06 |
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