CN113175549B - 一种微阻力止回阀 - Google Patents
一种微阻力止回阀 Download PDFInfo
- Publication number
- CN113175549B CN113175549B CN202110237232.9A CN202110237232A CN113175549B CN 113175549 B CN113175549 B CN 113175549B CN 202110237232 A CN202110237232 A CN 202110237232A CN 113175549 B CN113175549 B CN 113175549B
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- CN
- China
- Prior art keywords
- plate
- valve body
- groove
- fixedly connected
- blocking plate
- 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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Links
- 230000000903 blocking effect Effects 0.000 claims abstract description 101
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000007667 floating Methods 0.000 claims description 42
- 239000012528 membrane Substances 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 22
- 238000001125 extrusion Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 abstract description 75
- 238000000034 method Methods 0.000 abstract description 17
- 239000012530 fluid Substances 0.000 abstract description 11
- 230000035945 sensitivity Effects 0.000 abstract description 11
- 238000010030 laminating Methods 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Images
Classifications
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- 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
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110237232.9A CN113175549B (zh) | 2021-03-03 | 2021-03-03 | 一种微阻力止回阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110237232.9A CN113175549B (zh) | 2021-03-03 | 2021-03-03 | 一种微阻力止回阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113175549A CN113175549A (zh) | 2021-07-27 |
CN113175549B true CN113175549B (zh) | 2022-10-18 |
Family
ID=76921908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110237232.9A Active CN113175549B (zh) | 2021-03-03 | 2021-03-03 | 一种微阻力止回阀 |
Country Status (1)
Country | Link |
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CN (1) | CN113175549B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1030008A (en) * | 1963-11-25 | 1966-05-18 | Mather & Platt Ltd | Improvements in or relating to control valves for fire fighting systems |
US5159950A (en) * | 1992-04-21 | 1992-11-03 | Wang Wen Chang | Fountain faucet |
JP2001317671A (ja) * | 2000-03-01 | 2001-11-16 | Koyo Seiko Co Ltd | 管継手及びそれを用いた動力舵取装置 |
CN102109051A (zh) * | 2009-12-07 | 2011-06-29 | 蒋准飞 | 流体的单向透过门及其应用 |
CN203823147U (zh) * | 2014-02-21 | 2014-09-10 | 武汉圣禹排水系统有限公司 | 升降截流柔性拍门 |
CN110741195A (zh) * | 2017-03-30 | 2020-01-31 | 唐纳森公司 | 带有减压阀的通气口 |
CN211649172U (zh) * | 2019-12-19 | 2020-10-09 | 江苏圣业阀门有限公司 | 一种高压压力密封止回阀 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB517677A (en) * | 1937-08-03 | 1940-02-06 | William Charles Groeniger | A new or improved combined check valve and vacuum relief valve |
US20070157970A1 (en) * | 2006-01-11 | 2007-07-12 | Sunonwealth Electric Machine Industry Co., Ltd. | Check valve for fluid |
KR20160027705A (ko) * | 2014-09-02 | 2016-03-10 | 이홍석 | 온수매트의 보일러에 사용되는 체크밸브 |
CN105318046B (zh) * | 2015-11-09 | 2017-12-15 | 同济大学 | 一种单向阀及具有自动调节阀口大小的排泥阀装置 |
CN205618746U (zh) * | 2016-04-13 | 2016-10-05 | 行作杰 | 防破裂安全止回单向阀 |
EP3284985B1 (en) * | 2016-08-17 | 2020-01-08 | W.L. Gore & Associates GmbH | Check valve |
CN206130210U (zh) * | 2016-10-11 | 2017-04-26 | 天津市世闻阀门制造有限公司 | 一种新型无滴漏止回阀 |
US20180282858A1 (en) * | 2017-04-04 | 2018-10-04 | Baker Hughes Incorporated | Corrosion resistant spring with metallic coating |
-
2021
- 2021-03-03 CN CN202110237232.9A patent/CN113175549B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1030008A (en) * | 1963-11-25 | 1966-05-18 | Mather & Platt Ltd | Improvements in or relating to control valves for fire fighting systems |
US5159950A (en) * | 1992-04-21 | 1992-11-03 | Wang Wen Chang | Fountain faucet |
JP2001317671A (ja) * | 2000-03-01 | 2001-11-16 | Koyo Seiko Co Ltd | 管継手及びそれを用いた動力舵取装置 |
CN102109051A (zh) * | 2009-12-07 | 2011-06-29 | 蒋准飞 | 流体的单向透过门及其应用 |
CN203823147U (zh) * | 2014-02-21 | 2014-09-10 | 武汉圣禹排水系统有限公司 | 升降截流柔性拍门 |
CN110741195A (zh) * | 2017-03-30 | 2020-01-31 | 唐纳森公司 | 带有减压阀的通气口 |
CN211649172U (zh) * | 2019-12-19 | 2020-10-09 | 江苏圣业阀门有限公司 | 一种高压压力密封止回阀 |
Also Published As
Publication number | Publication date |
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CN113175549A (zh) | 2021-07-27 |
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PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
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TA01 | Transfer of patent application right |
Effective date of registration: 20220922 Address after: No. 169 Hangkong Road, Tianjin pilot free trade zone (Airport Economic Zone), Binhai New Area, Tianjin 300450 Applicant after: TIANJIN ZHONGHE SCIENCE & TECHNOLOGY INDUSTRIAL CO.,LTD. Address before: 610000 Room 601, building 11, Jinxiang garden, No. 1, Chenhui Road, Jinjiang District, Chengdu, Sichuan Applicant before: Yu Ziyi |
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TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: No. 169 Hangkong Road, Tianjin pilot free trade zone (Airport Economic Zone), Binhai New Area, Tianjin 300450 Patentee after: Tianjin Zhongtian Nuclear Technology Industry Co.,Ltd. Country or region after: China Address before: No. 169 Hangkong Road, Tianjin pilot free trade zone (Airport Economic Zone), Binhai New Area, Tianjin 300450 Patentee before: TIANJIN ZHONGHE SCIENCE & TECHNOLOGY INDUSTRIAL CO.,LTD. Country or region before: China |
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CP03 | Change of name, title or address |