JP5740402B2 - パイロット式減圧弁 - Google Patents
パイロット式減圧弁 Download PDFInfo
- Publication number
- JP5740402B2 JP5740402B2 JP2012527546A JP2012527546A JP5740402B2 JP 5740402 B2 JP5740402 B2 JP 5740402B2 JP 2012527546 A JP2012527546 A JP 2012527546A JP 2012527546 A JP2012527546 A JP 2012527546A JP 5740402 B2 JP5740402 B2 JP 5740402B2
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- JP
- Japan
- Prior art keywords
- port
- pilot
- main valve
- pressure
- hole
- 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.)
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
- G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
- G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
- G05D16/163—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using membranes within the main valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2605—Pressure responsive
- Y10T137/2607—With pressure reducing inlet valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
- Y10T137/7764—Choked or throttled pressure type
- Y10T137/7768—Pilot controls supply to pressure chamber
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7762—Fluid pressure type
- Y10T137/7769—Single acting fluid servo
- Y10T137/777—Spring biased
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7793—With opening bias [e.g., pressure regulator]
- Y10T137/7794—With relief valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7793—With opening bias [e.g., pressure regulator]
- Y10T137/7809—Reactor surface separated by apertured partition
- Y10T137/782—Reactor surface is diaphragm
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Control Of Fluid Pressure (AREA)
- Safety Valves (AREA)
Description
Claims (7)
- 圧縮空気の圧力をパイロット圧に応じて調整するパイロット式減圧弁であって、
圧縮空気が供給される一次側ポートと、当該一次側ポートに主弁孔を介して連通し調圧された圧縮空気を流出する二次側ポートとが設けられ、前記主弁孔を開閉する主弁体を備えた主弁軸が前記主弁孔に軸方向に移動自在に装着されるポートブロックと、
前記ポートブロックの取付端面と当該取付端面に取り付けられる調圧アダプターとの間に配置され、前記二次側ポートに連通する二次側圧力室と当該二次側圧力室の反対側のパイロット圧室とに仕切るとともに前記主弁軸の当接端面が接触する主弁ダイヤフラムとを有し、
設定値よりも前記二次側ポートの圧力が高くなったときに前記二次側ポートの空気を排気する排気流路が前記ポートブロックに設けられ、
前記排気流路の開口部が前記ポートブロックの外面に開口して設けられ、
前記当接端面に開口して形成された軸方向排気孔と、前記排気流路と前記軸方向排気孔とを連通させる径方向排気孔とが前記主弁軸に設けられていることを特徴とするパイロット式減圧弁。 - 請求項1記載のパイロット式減圧弁において、
前記ポートブロックに形成され、前記ポートブロックの取付端面側の小径孔と前記主弁孔側の大径孔とを備えて前記主弁軸を摺動自在に案内するガイド孔と、
前記主弁軸の前記当接端面と前記排気流路とを連通させる排気連通孔が形成された環状スペーサを前記大径孔内に装着し、前記環状スペーサの軸方向両側にシール材を装着することを特徴とするパイロット式減圧弁。 - 請求項2記載のパイロット式減圧弁において、
前記大径孔内に前記主弁孔側から挿入され、前記シール材を前記大径孔内に保持する止め具を有し、
前記止め具を前記ガイド孔の内側端面部に設けることを特徴とするパイロット式減圧弁。 - 請求項3記載のパイロット式減圧弁において、前記止め具は樹脂製であることを特徴とするパイロット式減圧弁。
- 請求項1記載のパイロット式減圧弁において、前記パイロット圧室に前記一次側ポートの空気を内部パイロット圧として供給することを特徴とするパイロット式減圧弁。
- 請求項1記載のパイロット式減圧弁において、前記パイロット圧室に外部パイロット圧として外部から空気を供給することを特徴とするパイロット式減圧弁。
- 請求項1〜6のいずれか1項に記載のパイロット式減圧弁において、前記一次側ポートから前記二次側ポートに向かう空気を濾過するフィルタエレメントが組み込まれるフィルタ容器を前記ポートブロックに着脱自在に装着し、前記一次側ポートに流入した空気中の異物を除去することを特徴とするパイロット式減圧弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012527546A JP5740402B2 (ja) | 2011-05-17 | 2012-04-19 | パイロット式減圧弁 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011110210 | 2011-05-17 | ||
JP2011110210 | 2011-05-17 | ||
JP2012527546A JP5740402B2 (ja) | 2011-05-17 | 2012-04-19 | パイロット式減圧弁 |
PCT/JP2012/060580 WO2012157398A1 (ja) | 2011-05-17 | 2012-04-19 | パイロット式減圧弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2012157398A1 JPWO2012157398A1 (ja) | 2014-07-31 |
JP5740402B2 true JP5740402B2 (ja) | 2015-06-24 |
Family
ID=47176735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012527546A Active JP5740402B2 (ja) | 2011-05-17 | 2012-04-19 | パイロット式減圧弁 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8967180B2 (ja) |
JP (1) | JP5740402B2 (ja) |
KR (1) | KR101836988B1 (ja) |
CN (1) | CN103430118B (ja) |
TW (1) | TWI545267B (ja) |
WO (1) | WO2012157398A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014042957A2 (en) * | 2012-09-14 | 2014-03-20 | Kimray, Inc. | Pneumatic level switch |
CN103697207A (zh) * | 2013-12-27 | 2014-04-02 | 李潘宝 | 一种先导式调压阀 |
DE102014205041A1 (de) * | 2014-03-19 | 2015-09-24 | Robert Bosch Gmbh | Druckreduzierventil |
JP6226789B2 (ja) * | 2014-03-20 | 2017-11-08 | 株式会社コガネイ | フィルタレギュレータ |
CN105065738B (zh) * | 2015-07-17 | 2017-08-04 | 永一阀门集团有限公司 | 带感应管的可调流量先导式安全阀 |
US10578186B2 (en) * | 2016-10-31 | 2020-03-03 | Emerson Process Management Regulator Technologies, Inc. | Spring seat vibration damper apparatus for use with pressure regulators |
US10409298B2 (en) * | 2017-04-27 | 2019-09-10 | Marotta Controls, Inc. | Electronically controlled regulator |
JP6904858B2 (ja) * | 2017-09-04 | 2021-07-21 | 株式会社ジェイテクト | 減圧弁 |
EP3743782B1 (en) * | 2018-01-22 | 2022-05-18 | Valco Industries, Inc. | Pressure regulator and livestock watering system comprising corresponding pressure regulators |
JP7009525B2 (ja) * | 2020-01-31 | 2022-01-25 | 株式会社日本ピスコ | 調圧弁 |
PL4286975T3 (pl) | 2022-06-01 | 2024-07-15 | Husqvarna Ab | Reduktor ciśnienia |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH022717U (ja) * | 1988-06-10 | 1990-01-10 | ||
JPH0247705A (ja) * | 1988-08-09 | 1990-02-16 | Tlv Co Ltd | 減圧弁のリリーフ機構 |
JPH04357507A (ja) * | 1991-03-26 | 1992-12-10 | Koganei:Kk | 電空レギュレータ |
Family Cites Families (18)
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US2761464A (en) * | 1953-06-08 | 1956-09-04 | Norgren Co C A | Pilot controlled regulator |
US2963040A (en) * | 1957-09-20 | 1960-12-06 | Victor Equipment Co | Dome type regulating valve |
US2994334A (en) * | 1959-08-13 | 1961-08-01 | John H Loveless | Air servo valve |
US3072135A (en) * | 1961-03-10 | 1963-01-08 | Benbow Mfg Corp | Pressure regulator with positive shutoff and relief means |
US3221762A (en) * | 1962-05-14 | 1965-12-07 | Kieley And Mueller Inc | Regulating valve |
GB2168504B (en) * | 1984-12-14 | 1988-09-07 | Tlv Co Ltd | Pressure reducing valve |
JPH022717A (ja) | 1988-06-16 | 1990-01-08 | Fujitsu Ltd | デェジタルpll回路 |
US5443083A (en) * | 1993-02-11 | 1995-08-22 | Itt Corporation | Pressure-reducing regulator for compressed natural gas |
TW298281U (en) * | 1993-10-01 | 1997-02-11 | Smc Kk | Reducing valve |
US5586569A (en) * | 1995-07-27 | 1996-12-24 | Parker-Hannifin Corporation | Pneumatic pressure regulator |
JP3704223B2 (ja) | 1997-03-26 | 2005-10-12 | Smc株式会社 | 減圧弁 |
JP3845179B2 (ja) * | 1997-07-18 | 2006-11-15 | Smc株式会社 | バルブガイド構造 |
JP4428594B2 (ja) * | 2000-01-21 | 2010-03-10 | シーケーディ株式会社 | 減圧弁 |
DE10002752C1 (de) * | 2000-01-22 | 2001-06-21 | Festo Ag & Co | Druckregelventil mit Sekundärentlüftungsmaßnahmen |
JP3634733B2 (ja) * | 2000-09-22 | 2005-03-30 | Smc株式会社 | 流体圧力調整装置 |
JP5202117B2 (ja) * | 2008-06-10 | 2013-06-05 | 藤倉ゴム工業株式会社 | 減圧弁 |
WO2010035323A1 (ja) * | 2008-09-25 | 2010-04-01 | 株式会社コガネイ | 減圧弁 |
US8485213B2 (en) * | 2008-12-17 | 2013-07-16 | Emerson Process Management Regulator Technologies, Inc. | Internal relief valve apparatus for use with loading regulators |
-
2012
- 2012-04-19 KR KR1020137024388A patent/KR101836988B1/ko active IP Right Grant
- 2012-04-19 WO PCT/JP2012/060580 patent/WO2012157398A1/ja active Application Filing
- 2012-04-19 JP JP2012527546A patent/JP5740402B2/ja active Active
- 2012-04-19 CN CN201280013312.5A patent/CN103430118B/zh not_active Expired - Fee Related
- 2012-04-19 US US14/000,577 patent/US8967180B2/en active Active
- 2012-05-17 TW TW101117552A patent/TWI545267B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH022717U (ja) * | 1988-06-10 | 1990-01-10 | ||
JPH0247705A (ja) * | 1988-08-09 | 1990-02-16 | Tlv Co Ltd | 減圧弁のリリーフ機構 |
JPH04357507A (ja) * | 1991-03-26 | 1992-12-10 | Koganei:Kk | 電空レギュレータ |
Also Published As
Publication number | Publication date |
---|---|
KR20140007904A (ko) | 2014-01-20 |
US8967180B2 (en) | 2015-03-03 |
TWI545267B (zh) | 2016-08-11 |
US20140150903A1 (en) | 2014-06-05 |
CN103430118B (zh) | 2016-01-13 |
WO2012157398A1 (ja) | 2012-11-22 |
TW201303169A (zh) | 2013-01-16 |
KR101836988B1 (ko) | 2018-03-09 |
JPWO2012157398A1 (ja) | 2014-07-31 |
CN103430118A (zh) | 2013-12-04 |
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