CN101576193A - 回流防止器 - Google Patents

回流防止器 Download PDF

Info

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 element
valve
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

Links

Images

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
JP2008122081 2008-05-08
JP2008122081A JP5189403B2 (ja) 2008-05-08 2008-05-08 逆流防止装置

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
CN201210066458.8A Active CN102606840B (zh) 2008-05-08 2009-05-08 回流防止器
CNA2009101405697A Pending CN101576193A (zh) 2008-05-08 2009-05-08 回流防止器

Family Applications Before (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 (enExample)
EP (1) EP2116749B1 (enExample)
JP (1) JP5189403B2 (enExample)
CN (2) CN102606840B (enExample)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE112010000936T5 (de) * 2009-02-26 2012-08-02 Borgwarner Inc. Verbrennungsmotor
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
DE112013001876T5 (de) * 2012-05-03 2014-12-24 Borgwarner Inc. Bypassventil, insbesondere Verdichter-Bypassventil
AU2013297717B2 (en) * 2012-07-29 2016-10-20 Takahata Precision 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

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE843484C (de) * 1950-04-01 1952-07-10 Meer Ag Maschf Duesenrueckschlagventil
US2912001A (en) * 1955-04-04 1959-11-10 Donald C Green Check valves
GB815550A (en) 1956-04-24 1959-06-24 Aeroquip Corp Check valve
US3134394A (en) * 1962-05-29 1964-05-26 Ohta Tsunetaro Check valves
IL45802A (en) * 1973-10-26 1977-05-31 Griswold Controls Check valve useful in backflow prevention apparatus
US3993039A (en) * 1973-11-11 1976-11-23 Sandia Sports, Inc. Compound archer bow
DE2428519A1 (de) * 1974-06-12 1976-01-02 Mokveld Mach Bv Rueckschlagventil
DE2821255C2 (de) * 1978-05-16 1987-04-30 Mokveld Valves B.V., Gouda Rückschlagventil
MX150564A (es) * 1978-06-23 1984-05-30 Griswold Controls Aparato mejorado para evitar el reflujo para una instalacion entre una tuberia de abastecimiento y una tuberia de descarga
US4276897A (en) * 1978-06-23 1981-07-07 Griswold Controls Backflow prevention apparatus
US4364408A (en) * 1979-02-09 1982-12-21 Griswold Controls Backflow prevention apparatus
US4333495A (en) * 1979-02-09 1982-06-08 Griswold Controls Check valve assembly
US4244392A (en) * 1979-02-09 1981-01-13 Griswold Controls Backflow prevention apparatus
US4244395A (en) * 1979-02-09 1981-01-13 Griswold Controls Check valve assembly
US4452272A (en) * 1980-02-13 1984-06-05 Griswold Controls Check valve
DE3266453D1 (en) * 1982-01-26 1985-10-31 Socla Back flow preventer for hydraulic conduits
US4658852A (en) * 1985-10-21 1987-04-21 Zvi Weingarten Backflow preventer apparatus for fluid flow lines
DE3610965A1 (de) * 1986-04-02 1987-10-08 Mokveld Valves Bv Rueckschlagventil
WO1989010509A1 (en) * 1988-04-22 1989-11-02 Burnetta Pty. Ltd. Backflow prevention valve
ATE66989T1 (de) * 1988-04-26 1991-09-15 Honeywell Braukmann Gmbh Armatur.
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
JP3924045B2 (ja) 1997-04-15 2007-06-06 株式会社テイエルブイ ばね付勢逆止弁
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
CN102606840A (zh) 2012-07-25
JP5189403B2 (ja) 2013-04-24
EP2116749A2 (en) 2009-11-11
EP2116749A3 (en) 2011-03-09
EP2116749B1 (en) 2014-12-24
US8037899B2 (en) 2011-10-18
US20100032027A1 (en) 2010-02-11
CN102606840B (zh) 2015-03-25
JP2009270643A (ja) 2009-11-19

Similar Documents

Publication Publication Date Title
CN101576193A (zh) 回流防止器
CN102588632B (zh) 止回阀
US20170097100A1 (en) Latching poppet valve
CN107588204A (zh) 级联可控流体控制阀以及用于流体控制阀的阀内件
CN110081211B (zh) 一种用于卫星姿轨控推进剂供给系统的单向阀
CN101625033A (zh) 高压锅炉给水控制阀
CN101641165A (zh) 高压清洗设备
CN203309243U (zh) 阀门防超压装置
JP2000193115A (ja) 自閉水栓装置
JP2018101340A (ja) 減圧弁装置
CN219035680U (zh) 具有泄压功能的减压阀
US7575016B2 (en) Pipe disconnector with increased sealing power
CN201439834U (zh) 止水装置
JP2819122B2 (ja) 加圧開放弁
CN205956418U (zh) 流体控制阀以及用于流体控制阀的内件组件
JP4126146B2 (ja) 低圧損型切り換え弁装置
CN202927167U (zh) 平衡压强调节器与平衡塞组件
GB2042687A (en) Steam Turbine Control Valve
CN112664659A (zh) 一种切断阀
US12146584B2 (en) Solenoid valve and vehicle gas cylinder valve having the solenoid valve
US12287038B2 (en) Pressure reduction valve
JP7389625B2 (ja) 一方向絞り弁
CN214946624U (zh) 弹性元件
CN215371163U (zh) 一种带有排气功能的阀门
CN112664354B (zh) 差动型隔离膜片阀以及多推进剂并联供液系统

Legal Events

Date Code Title Description
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