CN102022552B - Bidirectional sealing frictionless butterfly valve - Google Patents
Bidirectional sealing frictionless butterfly valve Download PDFInfo
- Publication number
- CN102022552B CN102022552B CN201010573239XA CN201010573239A CN102022552B CN 102022552 B CN102022552 B CN 102022552B CN 201010573239X A CN201010573239X A CN 201010573239XA CN 201010573239 A CN201010573239 A CN 201010573239A CN 102022552 B CN102022552 B CN 102022552B
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- oil
- valve
- valve seat
- skeleton
- butterfly
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Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010573239XA CN102022552B (en) | 2010-12-03 | 2010-12-03 | Bidirectional sealing frictionless butterfly valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201010573239XA CN102022552B (en) | 2010-12-03 | 2010-12-03 | Bidirectional sealing frictionless butterfly valve |
Publications (2)
Publication Number | Publication Date |
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CN102022552A CN102022552A (en) | 2011-04-20 |
CN102022552B true CN102022552B (en) | 2012-08-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201010573239XA Active CN102022552B (en) | 2010-12-03 | 2010-12-03 | Bidirectional sealing frictionless butterfly valve |
Country Status (1)
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CN (1) | CN102022552B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108518487A (en) * | 2018-04-23 | 2018-09-11 | 芜湖市华邦流体科技有限公司 | A kind of high leakproofness butterfly valve |
CN109899533B (en) * | 2019-03-08 | 2020-06-05 | 河南宇宙流体科技有限公司 | Energy-saving rubber sealing butterfly valve |
CN111927967A (en) * | 2020-09-21 | 2020-11-13 | 天津市塘沽第一阀门有限公司 | Two-way self sealss device of two eccentric butterfly valve hard seal disk seats |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100927361B1 (en) * | 2009-06-11 | 2009-11-19 | 주식회사현대밸브 | A butterfly valve improved airtight function |
CN201386805Y (en) * | 2009-03-20 | 2010-01-20 | 吴胜俊 | Polytetrafluoroethylene seal butterfly valve |
CN201434093Y (en) * | 2009-07-15 | 2010-03-31 | 铜陵市兴达阀门总厂 | Butterfly valve with sealed welding alloy layer |
CN201443607U (en) * | 2009-06-11 | 2010-04-28 | 辽宁能发伟业能源科技有限公司 | bidirectional sealing butterfly valve |
CN201487252U (en) * | 2009-08-22 | 2010-05-26 | 宁波一机阀门制造有限公司 | Sealing pair of double-eccentric butterfly valve |
CN101886703A (en) * | 2010-08-18 | 2010-11-17 | 上海开维喜阀门集团有限公司 | Combined circular groove for butterfly valve seat of molecular sieve |
CN201866276U (en) * | 2010-12-03 | 2011-06-15 | 浙江石化阀门有限公司 | Two-way sealing frictionless butterfly valve |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201284833Y (en) * | 2008-10-31 | 2009-08-05 | 江苏神通阀门股份有限公司 | Dome valve |
-
2010
- 2010-12-03 CN CN201010573239XA patent/CN102022552B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201386805Y (en) * | 2009-03-20 | 2010-01-20 | 吴胜俊 | Polytetrafluoroethylene seal butterfly valve |
KR100927361B1 (en) * | 2009-06-11 | 2009-11-19 | 주식회사현대밸브 | A butterfly valve improved airtight function |
CN201443607U (en) * | 2009-06-11 | 2010-04-28 | 辽宁能发伟业能源科技有限公司 | bidirectional sealing butterfly valve |
CN201434093Y (en) * | 2009-07-15 | 2010-03-31 | 铜陵市兴达阀门总厂 | Butterfly valve with sealed welding alloy layer |
CN201487252U (en) * | 2009-08-22 | 2010-05-26 | 宁波一机阀门制造有限公司 | Sealing pair of double-eccentric butterfly valve |
CN101886703A (en) * | 2010-08-18 | 2010-11-17 | 上海开维喜阀门集团有限公司 | Combined circular groove for butterfly valve seat of molecular sieve |
CN201866276U (en) * | 2010-12-03 | 2011-06-15 | 浙江石化阀门有限公司 | Two-way sealing frictionless butterfly valve |
Also Published As
Publication number | Publication date |
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CN102022552A (en) | 2011-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Yang Xuanbiao Inventor after: Yang Xuanjian Inventor after: Yang Rongshui Inventor after: Yang Xianlin Inventor after: Yang Xuanhe Inventor after: Xiang Shanhu Inventor before: Yang Xuanbiao Inventor before: Yang Xuanjian Inventor before: Yang Rongshui Inventor before: Yang Xianlin Inventor before: Yang Xuanhe |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YANG XUANBIAO YANG XUANJIAN YANG RONGSHUI YANG XIANLIN YANG XUANHE TO: YANG XUANBIAO YANG XUANJIAN YANG RONGSHUI YANG XIANLIN YANG XUANHE XIANG SHANHU |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |