CN102808975B - 一种偏心止回阀 - Google Patents
一种偏心止回阀 Download PDFInfo
- Publication number
- CN102808975B CN102808975B CN201110144155.9A CN201110144155A CN102808975B CN 102808975 B CN102808975 B CN 102808975B CN 201110144155 A CN201110144155 A CN 201110144155A CN 102808975 B CN102808975 B CN 102808975B
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- Prior art keywords
- hole
- sheet
- eccentric
- eccentric shaft
- small pieces
- 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
- 239000000463 material Substances 0.000 claims abstract description 43
- 238000000465 moulding Methods 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 10
- 230000005484 gravity Effects 0.000 abstract description 8
- 239000002912 waste gas Substances 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 description 20
- 230000000694 effects Effects 0.000 description 15
- 238000007789 sealing Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 3
- 206010016173 Fall Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Check Valves (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110144155.9A CN102808975B (zh) | 2011-05-31 | 2011-05-31 | 一种偏心止回阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110144155.9A CN102808975B (zh) | 2011-05-31 | 2011-05-31 | 一种偏心止回阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102808975A CN102808975A (zh) | 2012-12-05 |
CN102808975B true CN102808975B (zh) | 2014-04-09 |
Family
ID=47232778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110144155.9A Expired - Fee Related CN102808975B (zh) | 2011-05-31 | 2011-05-31 | 一种偏心止回阀 |
Country Status (1)
Country | Link |
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CN (1) | CN102808975B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111963324B (zh) * | 2020-07-29 | 2022-07-22 | 东风商用车有限公司 | 一种耐高温高背压的排气制动阀 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392812A (en) * | 1992-12-04 | 1995-02-28 | General Electric Company | Offset hinge flapper valve |
CN2564818Y (zh) * | 2002-08-05 | 2003-08-06 | 吕萨 | 增强型双重止回阀 |
CN201265683Y (zh) * | 2008-09-03 | 2009-07-01 | 无锡市新区新城水泥制品厂 | 防火止回阀 |
CN201448487U (zh) * | 2009-09-04 | 2010-05-05 | 李相华 | 简式止逆阀 |
CN201487315U (zh) * | 2009-09-04 | 2010-05-26 | 张晓强 | 带有射流器的防火止回阀 |
CN201731137U (zh) * | 2010-06-25 | 2011-02-02 | 李立文 | 厨房排风道防火止逆阀 |
CN202188175U (zh) * | 2011-05-31 | 2012-04-11 | 张琦 | 一种偏心止回阀 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20010035222A1 (en) * | 1999-04-28 | 2001-11-01 | Anges Cour | Assembly of extruded or moulded parts |
-
2011
- 2011-05-31 CN CN201110144155.9A patent/CN102808975B/zh not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392812A (en) * | 1992-12-04 | 1995-02-28 | General Electric Company | Offset hinge flapper valve |
CN2564818Y (zh) * | 2002-08-05 | 2003-08-06 | 吕萨 | 增强型双重止回阀 |
CN201265683Y (zh) * | 2008-09-03 | 2009-07-01 | 无锡市新区新城水泥制品厂 | 防火止回阀 |
CN201448487U (zh) * | 2009-09-04 | 2010-05-05 | 李相华 | 简式止逆阀 |
CN201487315U (zh) * | 2009-09-04 | 2010-05-26 | 张晓强 | 带有射流器的防火止回阀 |
CN201731137U (zh) * | 2010-06-25 | 2011-02-02 | 李立文 | 厨房排风道防火止逆阀 |
CN202188175U (zh) * | 2011-05-31 | 2012-04-11 | 张琦 | 一种偏心止回阀 |
Also Published As
Publication number | Publication date |
---|---|
CN102808975A (zh) | 2012-12-05 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHENZHEN WANJU TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHANG QI Effective date: 20150205 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150205 Address after: 518000 Guangdong city of Shenzhen province Nanshan District Qiaoxiang road Xiangnian Plaza building 604 C Patentee after: Shenzhen Wanshaju Industrial Development Ltd. Address before: Room 604, building, incense Plaza, No. 6060, incense Road, Nanshan District, Shenzhen, Guangdong, China (C) Patentee before: Zhang Qi |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20161206 Address after: 528000 Guangdong Province Nanhai District of Foshan city Jiujiang town of Sha Tau police squadron into 300 meters of Stone River Industrial Zone South Cui Peihua water plant Patentee after: Foshan Nanhai key source hardware Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Qiaoxiang road Xiangnian Plaza building 604 C Patentee before: Shenzhen Wanshaju Industrial Development Ltd. |
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TR01 | Transfer of patent right |
Effective date of registration: 20191230 Address after: Xiangnian Plaza Nanshan District Qiaoxiang road 518000 Shenzhen city in Guangdong province (North) building (C block) 604 Patentee after: Shenzhen Wanshaju Industrial Development Ltd. Address before: 528000 Guangdong Province Nanhai District of Foshan city Jiujiang town of Sha Tau police squadron into 300 meters of Stone River Industrial Zone South Cui Peihua water plant Patentee before: Foshan Nanhai key source hardware Co., Ltd. |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20210531 |
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CF01 | Termination of patent right due to non-payment of annual fee |