CN104747761A - 一种轴流式止回阀的快关缓闭结构 - Google Patents
一种轴流式止回阀的快关缓闭结构 Download PDFInfo
- Publication number
- CN104747761A CN104747761A CN201510152344.9A CN201510152344A CN104747761A CN 104747761 A CN104747761 A CN 104747761A CN 201510152344 A CN201510152344 A CN 201510152344A CN 104747761 A CN104747761 A CN 104747761A
- Authority
- CN
- China
- Prior art keywords
- valve
- closing
- quick
- check valve
- guide rod
- 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
Links
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
-
- 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
- F16K15/021—Check valves with guided rigid valve members 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
-
- 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
- F16K47/023—Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Details Of Valves (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510152344.9A CN104747761A (zh) | 2015-04-01 | 2015-04-01 | 一种轴流式止回阀的快关缓闭结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510152344.9A CN104747761A (zh) | 2015-04-01 | 2015-04-01 | 一种轴流式止回阀的快关缓闭结构 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104747761A true CN104747761A (zh) | 2015-07-01 |
Family
ID=53587867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510152344.9A Pending CN104747761A (zh) | 2015-04-01 | 2015-04-01 | 一种轴流式止回阀的快关缓闭结构 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104747761A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109958799A (zh) * | 2017-12-25 | 2019-07-02 | 重庆昂宇自控仪表有限公司 | 一种轴流式止回阀 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4747426A (en) * | 1986-04-02 | 1988-05-31 | Mokveld Valves B.V. | Check valve |
CN2086836U (zh) * | 1991-01-21 | 1991-10-16 | 王江 | 滑式高中低压消声缓闭止回阀 |
CN2299196Y (zh) * | 1997-02-21 | 1998-12-02 | 叶介章 | 液压缓闭消声止回阀 |
CN203286063U (zh) * | 2013-06-08 | 2013-11-13 | 正丰阀门集团有限公司 | 缓闭静音轴流式止回阀 |
CN203297681U (zh) * | 2013-06-05 | 2013-11-20 | 方圆阀门集团有限公司 | 可调缓闭止回阀 |
-
2015
- 2015-04-01 CN CN201510152344.9A patent/CN104747761A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4747426A (en) * | 1986-04-02 | 1988-05-31 | Mokveld Valves B.V. | Check valve |
CN2086836U (zh) * | 1991-01-21 | 1991-10-16 | 王江 | 滑式高中低压消声缓闭止回阀 |
CN2299196Y (zh) * | 1997-02-21 | 1998-12-02 | 叶介章 | 液压缓闭消声止回阀 |
CN203297681U (zh) * | 2013-06-05 | 2013-11-20 | 方圆阀门集团有限公司 | 可调缓闭止回阀 |
CN203286063U (zh) * | 2013-06-08 | 2013-11-13 | 正丰阀门集团有限公司 | 缓闭静音轴流式止回阀 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109958799A (zh) * | 2017-12-25 | 2019-07-02 | 重庆昂宇自控仪表有限公司 | 一种轴流式止回阀 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20151026 Address after: 201814 Shanghai public road, Jiading District, No. 111 Applicant after: Shanghai Valve Factory Co., Ltd. Applicant after: Shanghai Nuclear Engineering Research and Design Inst. Address before: 201814 Shanghai public road, Jiading District, No. 111 Applicant before: Shanghai Valve Factory Co., Ltd. |
|
CB02 | Change of applicant information |
Address after: 201814 Shanghai public road, Jiading District, No. 111 Applicant after: Shanghai valve factory Limited by Share Ltd Applicant after: Shanghai Nuclear Engineering Research and Design Inst. Address before: 201814 Shanghai public road, Jiading District, No. 111 Applicant before: Shanghai Valve Factory Co., Ltd. Applicant before: Shanghai Nuclear Engineering Research and Design Inst. |
|
COR | Change of bibliographic data | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150701 |
|
RJ01 | Rejection of invention patent application after publication |