CN107806522B - 一种抽汽式速关逆止阀及其工作方法 - Google Patents
一种抽汽式速关逆止阀及其工作方法 Download PDFInfo
- Publication number
- CN107806522B CN107806522B CN201711196854.1A CN201711196854A CN107806522B CN 107806522 B CN107806522 B CN 107806522B CN 201711196854 A CN201711196854 A CN 201711196854A CN 107806522 B CN107806522 B CN 107806522B
- Authority
- CN
- China
- Prior art keywords
- valve
- closing
- quick
- rod
- piston
- 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.)
- Active
Links
- 238000000605 extraction Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims description 6
- 238000007789 sealing Methods 0.000 claims description 45
- 230000009471 action Effects 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 2
- 230000007704 transition Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
- F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
- F16K15/1821—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism for check valves with a hinged or 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Turbines (AREA)
- Check Valves (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711196854.1A CN107806522B (zh) | 2017-11-25 | 2017-11-25 | 一种抽汽式速关逆止阀及其工作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711196854.1A CN107806522B (zh) | 2017-11-25 | 2017-11-25 | 一种抽汽式速关逆止阀及其工作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107806522A CN107806522A (zh) | 2018-03-16 |
CN107806522B true CN107806522B (zh) | 2020-07-31 |
Family
ID=61581828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711196854.1A Active CN107806522B (zh) | 2017-11-25 | 2017-11-25 | 一种抽汽式速关逆止阀及其工作方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107806522B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB201904245D0 (en) | 2019-03-27 | 2019-05-08 | Lontra Ltd | Check Valve |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7527068B2 (en) * | 2002-06-18 | 2009-05-05 | Jansen's Aircraft Systems Controls, Inc. | Valve with swirling coolant |
CN200946522Y (zh) * | 2006-08-14 | 2007-09-12 | 黄云平 | 快关抽汽止回阀 |
CN202280482U (zh) * | 2011-09-30 | 2012-06-20 | 浙江杰特优动力机械有限公司 | 一种汽轮机速关阀 |
CN205013781U (zh) * | 2015-10-08 | 2016-02-03 | 大丰市丰泰机电有限公司 | 一种抗脏快速反应的调压器 |
CN207569283U (zh) * | 2017-11-25 | 2018-07-03 | 浙江杰特优动力机械有限公司 | 一种抽汽式速关逆止阀 |
-
2017
- 2017-11-25 CN CN201711196854.1A patent/CN107806522B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN107806522A (zh) | 2018-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: Jiaxing City, Zhejiang province 314511 Chongfu town Tongxiang city Hangzhou Road No. 308 Applicant after: Zhejiang jieteyou Power Machinery Co.,Ltd. Address before: Jiaxing City, Zhejiang province 314511 Chongfu town Tongxiang city Hangzhou Road No. 308 Applicant before: ZHEJIANG JIETEYOU POWER MACHINERY Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A steam extraction quick closing check valve and its working method Effective date of registration: 20210303 Granted publication date: 20200731 Pledgee: Bank of Hangzhou Limited by Share Ltd. Tongxiang branch Pledgor: Zhejiang jieteyou Power Machinery Co.,Ltd. Registration number: Y2021330000167 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220402 Granted publication date: 20200731 Pledgee: Bank of Hangzhou Limited by Share Ltd. Tongxiang branch Pledgor: Zhejiang jieteyou Power Machinery Co.,Ltd. Registration number: Y2021330000167 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A steam extraction type quick-closing check valve and its working method Effective date of registration: 20220822 Granted publication date: 20200731 Pledgee: Agricultural Bank of China Limited by Share Ltd. Tongxiang branch Pledgor: Zhejiang jieteyou Power Machinery Co.,Ltd. Registration number: Y2022980013196 |