CN104180030B - 一种高压零泄漏线密封止回阀 - Google Patents
一种高压零泄漏线密封止回阀 Download PDFInfo
- Publication number
- CN104180030B CN104180030B CN201410356826.1A CN201410356826A CN104180030B CN 104180030 B CN104180030 B CN 104180030B CN 201410356826 A CN201410356826 A CN 201410356826A CN 104180030 B CN104180030 B CN 104180030B
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- China
- Prior art keywords
- valve body
- spool
- linear sealing
- valves
- high pressure
- 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
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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
- F16K15/06—Check valves with guided rigid valve members with guided stems
- F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410356826.1A CN104180030B (zh) | 2014-07-24 | 2014-07-24 | 一种高压零泄漏线密封止回阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410356826.1A CN104180030B (zh) | 2014-07-24 | 2014-07-24 | 一种高压零泄漏线密封止回阀 |
Publications (2)
Publication Number | Publication Date |
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CN104180030A CN104180030A (zh) | 2014-12-03 |
CN104180030B true CN104180030B (zh) | 2016-08-17 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410356826.1A Active CN104180030B (zh) | 2014-07-24 | 2014-07-24 | 一种高压零泄漏线密封止回阀 |
Country Status (1)
Country | Link |
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CN (1) | CN104180030B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105840486B (zh) * | 2016-06-03 | 2018-03-16 | 西南石油大学 | 一种可输送高浓度加砂压裂液的压裂泵减振泵阀装置 |
CN107883004A (zh) * | 2017-10-11 | 2018-04-06 | 中国航发西安动力控制科技有限公司 | 一种锥阀组件 |
CN111351226B (zh) * | 2018-12-24 | 2024-04-09 | 台州旭升卫浴有限公司 | 一种热水器低温自动放水开关阀门 |
CN114233898B (zh) * | 2021-12-27 | 2023-10-31 | 石家庄先楚核能装备股份有限公司 | 零泄漏矩形止回阀 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1796252A (en) * | 1927-11-19 | 1931-03-10 | Oil Well Supply Co | Pump valve |
US1811166A (en) * | 1930-04-14 | 1931-06-23 | Jenkins Bros | Check valve structure |
US4518329A (en) * | 1984-03-30 | 1985-05-21 | Weaver Joe T | Wear resistant pump valve |
CN2174607Y (zh) * | 1993-07-09 | 1994-08-17 | 谌征 | 活接头式单向阀组件 |
CN202118312U (zh) * | 2011-06-22 | 2012-01-18 | 永城煤电控股集团有限公司 | 回液断路阀 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060202150A1 (en) * | 2005-03-14 | 2006-09-14 | National-Oilwell, L.P. | Valve assembly with angled valve guide |
-
2014
- 2014-07-24 CN CN201410356826.1A patent/CN104180030B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1796252A (en) * | 1927-11-19 | 1931-03-10 | Oil Well Supply Co | Pump valve |
US1811166A (en) * | 1930-04-14 | 1931-06-23 | Jenkins Bros | Check valve structure |
US4518329A (en) * | 1984-03-30 | 1985-05-21 | Weaver Joe T | Wear resistant pump valve |
CN2174607Y (zh) * | 1993-07-09 | 1994-08-17 | 谌征 | 活接头式单向阀组件 |
CN202118312U (zh) * | 2011-06-22 | 2012-01-18 | 永城煤电控股集团有限公司 | 回液断路阀 |
Also Published As
Publication number | Publication date |
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CN104180030A (zh) | 2014-12-03 |
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Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180110 Address after: 610041 Chengdu high tech Zone, Sichuan province sublimation Road No. 6 Patentee after: China Petroleum Engineering Construction Co Ltd Address before: 610041 Chengdu high tech Zone, Sichuan province sublimation Road No. 6 Patentee before: Engineering Design Co., Ltd., China Petroleum Group |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210210 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. Address before: No. 6, Sichuan hi tech Zone, sublime Road, Chengdu, Sichuan Patentee before: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. |
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TR01 | Transfer of patent right |