CN204114247U - 一种自动平衡压力的旋启式止回阀 - Google Patents
一种自动平衡压力的旋启式止回阀 Download PDFInfo
- Publication number
- CN204114247U CN204114247U CN201420513048.8U CN201420513048U CN204114247U CN 204114247 U CN204114247 U CN 204114247U CN 201420513048 U CN201420513048 U CN 201420513048U CN 204114247 U CN204114247 U CN 204114247U
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- CN
- China
- Prior art keywords
- valve
- spring
- self
- valve body
- swing check
- 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 - Lifetime
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- 230000008676 import Effects 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 239000012530 fluid Substances 0.000 description 24
- 230000005484 gravity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Details Of Valves (AREA)
- Check Valves (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420513048.8U CN204114247U (zh) | 2014-09-05 | 2014-09-05 | 一种自动平衡压力的旋启式止回阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420513048.8U CN204114247U (zh) | 2014-09-05 | 2014-09-05 | 一种自动平衡压力的旋启式止回阀 |
Publications (1)
Publication Number | Publication Date |
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CN204114247U true CN204114247U (zh) | 2015-01-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420513048.8U Expired - Lifetime CN204114247U (zh) | 2014-09-05 | 2014-09-05 | 一种自动平衡压力的旋启式止回阀 |
Country Status (1)
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CN (1) | CN204114247U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104180029A (zh) * | 2014-09-05 | 2014-12-03 | 上海冠龙阀门机械有限公司 | 一种自动平衡压力的旋启式止回阀 |
CN106949266A (zh) * | 2017-03-22 | 2017-07-14 | 上海交通大学 | 阀瓣旋启式止回阀 |
-
2014
- 2014-09-05 CN CN201420513048.8U patent/CN204114247U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104180029A (zh) * | 2014-09-05 | 2014-12-03 | 上海冠龙阀门机械有限公司 | 一种自动平衡压力的旋启式止回阀 |
CN106949266A (zh) * | 2017-03-22 | 2017-07-14 | 上海交通大学 | 阀瓣旋启式止回阀 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: No. 815, de Garden Road, Nanxiang Town, Jiading District, Shanghai Co-patentee after: SHANGHAI GUANLONG VALVE AUTOMATION Co.,Ltd. Patentee after: Shanghai Karon Valves Machinery Co.,Ltd. Address before: No. 815, de Garden Road, Nanxiang Town, Jiading District, Shanghai Co-patentee before: Shanghai Chirong Automation Co.,Ltd. Patentee before: Shanghai Karon Valves Machinery Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Tak Road 201802 Shanghai city Jiading District Nanxiang Town, No. 815 Co-patentee after: SHANGHAI GUANLONG VALVE AUTOMATION Co.,Ltd. Patentee after: Shanghai Guanlong Valve Machinery Co.,Ltd. Address before: Tak Road 201802 Shanghai city Jiading District Nanxiang Town, No. 815 Co-patentee before: SHANGHAI GUANLONG VALVE AUTOMATION Co.,Ltd. Patentee before: Shanghai Karon Valves Machinery Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Tak Road 201802 Shanghai city Jiading District Nanxiang Town, No. 815 Patentee after: Shanghai Guanlong valve energy saving equipment Co.,Ltd. Patentee after: SHANGHAI GUANLONG VALVE AUTOMATION Co.,Ltd. Address before: Tak Road 201802 Shanghai city Jiading District Nanxiang Town, No. 815 Patentee before: Shanghai Guanlong Valve Machinery Co.,Ltd. Patentee before: SHANGHAI GUANLONG VALVE AUTOMATION Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20150121 |
|
CX01 | Expiry of patent term |