CN203442261U - 防气蚀大压差可调减压阀 - Google Patents
防气蚀大压差可调减压阀 Download PDFInfo
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- CN203442261U CN203442261U CN201320564571.9U CN201320564571U CN203442261U CN 203442261 U CN203442261 U CN 203442261U CN 201320564571 U CN201320564571 U CN 201320564571U CN 203442261 U CN203442261 U CN 203442261U
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- valve
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- cavitation
- valve body
- reducing
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- 230000009467 reduction Effects 0.000 claims abstract description 44
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 5
- 239000010935 stainless steel Substances 0.000 claims abstract description 5
- 230000003628 erosive effect Effects 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000006837 decompression Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
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Application Number | Priority Date | Filing Date | Title |
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CN201320564571.9U CN203442261U (zh) | 2013-09-11 | 2013-09-11 | 防气蚀大压差可调减压阀 |
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CN201320564571.9U CN203442261U (zh) | 2013-09-11 | 2013-09-11 | 防气蚀大压差可调减压阀 |
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CN203442261U true CN203442261U (zh) | 2014-02-19 |
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CN201320564571.9U Expired - Fee Related CN203442261U (zh) | 2013-09-11 | 2013-09-11 | 防气蚀大压差可调减压阀 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106763961A (zh) * | 2017-03-28 | 2017-05-31 | 扬州大学 | 一种导阀基于配压原理的农用灌溉大口径减压阀及其应用方法 |
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2013
- 2013-09-11 CN CN201320564571.9U patent/CN203442261U/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106763961A (zh) * | 2017-03-28 | 2017-05-31 | 扬州大学 | 一种导阀基于配压原理的农用灌溉大口径减压阀及其应用方法 |
CN106763961B (zh) * | 2017-03-28 | 2023-12-15 | 扬州大学 | 一种导阀基于配压原理的农用灌溉大口径减压阀及其应用方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Chen Jianming Inventor after: Li Biao Inventor after: Liang Jianlin Inventor after: Wu Baimin Inventor before: Chen Jianming Inventor before: Li Biao |
|
CB03 | Change of inventor or designer information | ||
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN JIANMING LI BIAO TO: CHEN JIANMING LI BIAO LIANG JIANLIN WU BAIMIN |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Cavitation prevention large pressure difference adjustable pressure reducing valve Effective date of registration: 20151113 Granted publication date: 20140219 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd. Pledgor: GUANGDONG YONGQUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: 2015990001000 |
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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 |
Date of cancellation: 20171103 Granted publication date: 20140219 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd. Pledgor: GUANGDONG YONGQUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: 2015990001000 |
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PC01 | Cancellation 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 | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Cavitation prevention large pressure difference adjustable pressure reducing valve Effective date of registration: 20171108 Granted publication date: 20140219 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd. Pledgor: GUANGDONG YONGQUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: 2017440000121 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20181130 Granted publication date: 20140219 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd. Pledgor: GUANGDONG YONGQUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: 2017440000121 |
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PC01 | Cancellation 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: Cavitation prevention large pressure difference adjustable pressure reducing valve Effective date of registration: 20181203 Granted publication date: 20140219 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd. Pledgor: GUANGDONG YONGQUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: 2018990001132 |
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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 |
Date of cancellation: 20200109 Granted publication date: 20140219 Pledgee: Shunde Guangdong rural commercial bank Nanhai Branch of Limited by Share Ltd. Pledgor: GUANGDONG YONGQUAN VALVE TECHNOLOGY Co.,Ltd. Registration number: 2018990001132 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20210911 |
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CF01 | Termination of patent right due to non-payment of annual fee |