CN203948776U - A kind of valve with cavitation-preventive cover - Google Patents
A kind of valve with cavitation-preventive cover Download PDFInfo
- Publication number
- CN203948776U CN203948776U CN201420360295.9U CN201420360295U CN203948776U CN 203948776 U CN203948776 U CN 203948776U CN 201420360295 U CN201420360295 U CN 201420360295U CN 203948776 U CN203948776 U CN 203948776U
- Authority
- CN
- China
- Prior art keywords
- cavitation
- preventive cover
- valve
- piston
- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims description 44
- 230000037361 pathway Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000003628 erosive effect Effects 0.000 abstract description 9
- 239000012530 fluid Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Details Of Valves (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420360295.9U CN203948776U (en) | 2014-06-30 | 2014-06-30 | A kind of valve with cavitation-preventive cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420360295.9U CN203948776U (en) | 2014-06-30 | 2014-06-30 | A kind of valve with cavitation-preventive cover |
Publications (1)
Publication Number | Publication Date |
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CN203948776U true CN203948776U (en) | 2014-11-19 |
Family
ID=51890812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420360295.9U Expired - Fee Related CN203948776U (en) | 2014-06-30 | 2014-06-30 | A kind of valve with cavitation-preventive cover |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203948776U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104075023A (en) * | 2014-06-30 | 2014-10-01 | 广东永泉阀门科技有限公司 | Valve with gas-etching-proof cover |
-
2014
- 2014-06-30 CN CN201420360295.9U patent/CN203948776U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104075023A (en) * | 2014-06-30 | 2014-10-01 | 广东永泉阀门科技有限公司 | Valve with gas-etching-proof cover |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Biao Inventor after: Wu Baimin Inventor after: Chen Jianming Inventor after: Liang Jianlin Inventor after: Huo Dawen Inventor after: Huang Mingliang Inventor before: Li Biao |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI BIAO TO: LI BIAO WU BAIMIN CHEN JIANMING LIANG JIANLIN HUO DAWEN HUANG MINGLIANG |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Valve with gas-etching-proof cover Effective date of registration: 20151113 Granted publication date: 20141119 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd Pledgor: Guangdong Yongquan Valve Technology Co., Ltd. Registration number: 2015990001000 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
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: 20171103 Granted publication date: 20141119 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd Pledgor: Guangdong Yongquan Valve Technology Co., Ltd. Registration number: 2015990001000 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Valve with gas-etching-proof cover Effective date of registration: 20171108 Granted publication date: 20141119 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd Pledgor: Guangdong Yongquan Valve Technology Co., Ltd. Registration number: 2017440000121 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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: 20181130 Granted publication date: 20141119 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd Pledgor: Guangdong Yongquan Valve Technology Co., Ltd. Registration number: 2017440000121 |
|
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 utility model: Valve with gas-etching-proof cover Effective date of registration: 20181203 Granted publication date: 20141119 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd Pledgor: Guangdong Yongquan Valve Technology Co., Ltd. Registration number: 2018990001132 |
|
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: 20200109 Granted publication date: 20141119 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd Pledgor: Guangdong Yongquan Valve Technology Co., Ltd. Registration number: 2018990001132 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20200630 |