CN101576193A - 回流防止器 - Google Patents

回流防止器 Download PDF

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Publication number
CN101576193A
CN101576193A CNA2009101405697A CN200910140569A CN101576193A CN 101576193 A CN101576193 A CN 101576193A CN A2009101405697 A CNA2009101405697 A CN A2009101405697A CN 200910140569 A CN200910140569 A CN 200910140569A CN 101576193 A CN101576193 A CN 101576193A
Authority
CN
China
Prior art keywords
flow path
pressure
valve
valve element
pressure chamber
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
Application number
CNA2009101405697A
Other languages
English (en)
Chinese (zh)
Inventor
松原雅春
竹田优一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shinshu University NUC
Nippo Valve Co Ltd
Original Assignee
Shinshu University NUC
Nippo Valve Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shinshu University NUC, Nippo Valve Co Ltd filed Critical Shinshu University NUC
Publication of CN101576193A publication Critical patent/CN101576193A/zh
Pending legal-status Critical Current

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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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
    • F16K15/026—Check valves with guided rigid valve members the valve being loaded by a spring the valve member being a movable body around which the medium flows when the valve is open
    • 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
    • F16K17/08—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 providing a large discharge passage
    • F16K17/085—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 providing a large discharge passage with diaphragm
    • 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
    • Y10T137/3149—Back flow prevention by vacuum breaking [e.g., anti-siphon devices]
    • Y10T137/3185—Air vent in liquid flow line
    • Y10T137/3294—Valved
    • Y10T137/3331—With co-acting valve in liquid flow path
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • 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
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased
    • Y10T137/7929—Spring coaxial with valve
    • Y10T137/7939—Head between spring and guide
    • 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
    • Y10T137/8593—Systems
    • Y10T137/87917—Flow path with serial valves and/or closures
    • 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
    • Y10T137/8593—Systems
    • Y10T137/87917—Flow path with serial valves and/or closures
    • Y10T137/88054—Direct response normally closed valve limits direction of flow

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
CNA2009101405697A 2008-05-08 2009-05-08 回流防止器 Pending CN101576193A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008122081A JP5189403B2 (ja) 2008-05-08 2008-05-08 逆流防止装置
JP2008122081 2008-05-08

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201210066458.8A Division CN102606840B (zh) 2008-05-08 2009-05-08 回流防止器

Publications (1)

Publication Number Publication Date
CN101576193A true CN101576193A (zh) 2009-11-11

Family

ID=40973113

Family Applications (2)

Application Number Title Priority Date Filing Date
CNA2009101405697A Pending CN101576193A (zh) 2008-05-08 2009-05-08 回流防止器
CN201210066458.8A Active CN102606840B (zh) 2008-05-08 2009-05-08 回流防止器

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201210066458.8A Active CN102606840B (zh) 2008-05-08 2009-05-08 回流防止器

Country Status (4)

Country Link
US (1) US8037899B2 (https=)
EP (1) EP2116749B1 (https=)
JP (1) JP5189403B2 (https=)
CN (2) CN101576193A (https=)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102032351A (zh) * 2009-09-24 2011-04-27 诺沃皮尼奥内有限公司 具有聚分流道的提升阀和减小总压力损失的方法
CN103403420A (zh) * 2011-02-28 2013-11-20 艾利盖特阀门厂有限责任公司 剩余压力阀
CN103697198A (zh) * 2013-12-24 2014-04-02 泉州市沪航阀门制造有限公司 压差原理倒流防止器的双室控制机构
CN106572744A (zh) * 2014-08-18 2017-04-19 高露洁-棕榄公司 口腔护理器具
CN110073110A (zh) * 2016-12-20 2019-07-30 Ksb股份有限公司 泵组件和带有这样的泵组件的核反应堆
CN110159928A (zh) * 2018-02-13 2019-08-23 辛耘企业股份有限公司 流体控制装置
CN110645435A (zh) * 2018-06-26 2020-01-03 中国船舶重工集团公司第七一九研究所 可调阻尼低噪声孔板
CN110754934A (zh) * 2019-11-29 2020-02-07 广东新功电器有限公司 回流阀、加水机构及含有该机构的电热水壶
CN112205862A (zh) * 2019-07-10 2021-01-12 广东新功电器有限公司 一种自动调节阀、加水机构以及水壶

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US20070049507A1 (en) 2005-08-31 2007-03-01 Chevron Oronite Technology B.V. Anti-wear composition for low sulfur, low sulfated ash and low phosphorus lubricating oil composition for heavy duty diesel engines
KR101622357B1 (ko) * 2009-02-26 2016-05-17 보르그워너 인코퍼레이티드 내연 기관
JP5387368B2 (ja) 2009-11-27 2014-01-15 ソニー株式会社 通信装置、通信システム、通信方法およびプログラム
US8997772B2 (en) 2010-09-07 2015-04-07 Zurn Industries, Llc Backflow prevention and method of manufacture
US8689824B2 (en) 2011-03-21 2014-04-08 Idex Health & Science, Llc Disc check valve construction
KR102031171B1 (ko) * 2012-05-03 2019-10-11 보르그워너 인코퍼레이티드 바이패스 밸브, 특히 압축기 바이패스 밸브
MY180878A (en) * 2012-07-29 2020-12-11 Takahata Prec Japan Co Ltd Check valve
CN103343825B (zh) * 2013-07-01 2016-04-20 重庆建设摩托车股份有限公司 压缩机高压止回阀
US20190101109A1 (en) * 2017-10-02 2019-04-04 S.P.M. Flow Control, Inc. Valve stop
CN113108097A (zh) * 2021-04-06 2021-07-13 西安航天动力研究所 一种差动式双阀芯阀门结构
CN114294438B (zh) * 2021-12-31 2022-10-25 德阳京宇石油设备有限公司 一种具有紧急阻断功能的石油机械阀门
JP7224707B1 (ja) * 2022-12-06 2023-02-20 株式会社ジオックス サイフォン解消型逆流防止給水器

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US3134394A (en) * 1962-05-29 1964-05-26 Ohta Tsunetaro Check valves
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US3993039A (en) * 1973-11-11 1976-11-23 Sandia Sports, Inc. Compound archer bow
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ZA892960B (en) * 1988-04-22 1989-12-27 Burnetta Pty Ltd Backflow prevention valve
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US4878515A (en) * 1988-10-07 1989-11-07 Stevens Robert B Water access preventer
US5921276A (en) * 1995-10-17 1999-07-13 Stream-Flo Industries, Ltd. Piston-type check valve with diffuser
JP3658456B2 (ja) * 1996-04-18 2005-06-08 株式会社日邦バルブ 水道用メータユニット
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JPH11153300A (ja) * 1997-11-18 1999-06-08 Nippo Valve:Kk 漏水検知機能付き減圧式逆流防止装置
JP2000002351A (ja) * 1998-06-18 2000-01-07 Hitachi Metals Techno Ltd 減圧式逆流防止器
EP1239201A1 (en) * 2001-03-08 2002-09-11 Bestobell Valves Valve System
DE202004001540U1 (de) 2004-02-03 2004-04-01 Sattelberg, Manfred Düsenrückschlagventil
US7293576B2 (en) * 2005-03-28 2007-11-13 Potter Electric Signal Company Single-piece manifold with reduced pressure arrangement
JP4654747B2 (ja) * 2005-04-14 2011-03-23 トヨタ自動車株式会社 流体用開閉弁装置

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102032351A (zh) * 2009-09-24 2011-04-27 诺沃皮尼奥内有限公司 具有聚分流道的提升阀和减小总压力损失的方法
CN103403420A (zh) * 2011-02-28 2013-11-20 艾利盖特阀门厂有限责任公司 剩余压力阀
US9109709B2 (en) 2011-02-28 2015-08-18 Alligator Ventilfabrik Gmbh Residual pressure valve
CN103403420B (zh) * 2011-02-28 2016-01-20 艾利盖特阀门厂有限责任公司 剩余压力阀
CN103697198A (zh) * 2013-12-24 2014-04-02 泉州市沪航阀门制造有限公司 压差原理倒流防止器的双室控制机构
CN103697198B (zh) * 2013-12-24 2016-06-22 泉州市沪航阀门制造有限公司 压差原理倒流防止器的双室控制机构
CN106572744A (zh) * 2014-08-18 2017-04-19 高露洁-棕榄公司 口腔护理器具
CN110073110A (zh) * 2016-12-20 2019-07-30 Ksb股份有限公司 泵组件和带有这样的泵组件的核反应堆
CN110073110B (zh) * 2016-12-20 2021-06-04 Ksb股份有限公司 泵组件和带有这样的泵组件的核反应堆
CN110159928A (zh) * 2018-02-13 2019-08-23 辛耘企业股份有限公司 流体控制装置
CN110159928B (zh) * 2018-02-13 2021-04-20 辛耘企业股份有限公司 流体控制装置
CN110645435A (zh) * 2018-06-26 2020-01-03 中国船舶重工集团公司第七一九研究所 可调阻尼低噪声孔板
CN112205862A (zh) * 2019-07-10 2021-01-12 广东新功电器有限公司 一种自动调节阀、加水机构以及水壶
CN110754934A (zh) * 2019-11-29 2020-02-07 广东新功电器有限公司 回流阀、加水机构及含有该机构的电热水壶

Also Published As

Publication number Publication date
CN102606840B (zh) 2015-03-25
US8037899B2 (en) 2011-10-18
JP5189403B2 (ja) 2013-04-24
EP2116749A3 (en) 2011-03-09
EP2116749B1 (en) 2014-12-24
JP2009270643A (ja) 2009-11-19
CN102606840A (zh) 2012-07-25
EP2116749A2 (en) 2009-11-11
US20100032027A1 (en) 2010-02-11

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20091111