CN208169551U - 双阀瓣截止阀 - Google Patents
双阀瓣截止阀 Download PDFInfo
- Publication number
- CN208169551U CN208169551U CN201820550997.1U CN201820550997U CN208169551U CN 208169551 U CN208169551 U CN 208169551U CN 201820550997 U CN201820550997 U CN 201820550997U CN 208169551 U CN208169551 U CN 208169551U
- Authority
- CN
- China
- Prior art keywords
- valve
- clack
- main valve
- inner cavity
- pressure release
- 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.)
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- 238000007789 sealing Methods 0.000 claims description 35
- 210000004907 gland Anatomy 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Details Of Valves (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820550997.1U CN208169551U (zh) | 2018-04-18 | 2018-04-18 | 双阀瓣截止阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820550997.1U CN208169551U (zh) | 2018-04-18 | 2018-04-18 | 双阀瓣截止阀 |
Publications (1)
Publication Number | Publication Date |
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CN208169551U true CN208169551U (zh) | 2018-11-30 |
Family
ID=64370942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201820550997.1U Active CN208169551U (zh) | 2018-04-18 | 2018-04-18 | 双阀瓣截止阀 |
Country Status (1)
Country | Link |
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CN (1) | CN208169551U (zh) |
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2018
- 2018-04-18 CN CN201820550997.1U patent/CN208169551U/zh active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 325102 Dongou Industrial Park, Oubei street, Yongjia County, Wenzhou City, Zhejiang Province (floor 1, building 3, Yongjia Chengyi Valve Co., Ltd.) Patentee after: Dagao Petrochemical Technology Co.,Ltd. Address before: 325102 Oubei Street and Yicun Dongyuan Road, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG YING BO VALVE Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: Room 101, Building 26, Zone 12, Wanyang Zhongchuang City, Bihu Town, Liandu District, Lishui City, Zhejiang Province, 323006 Patentee after: EFT Valve Technology Co.,Ltd. Country or region after: China Address before: 325102 Dongou Industrial Park, Oubei street, Yongjia County, Wenzhou City, Zhejiang Province (1st floor, building 3, Yongjia Chengyi Valve Co., Ltd.) Patentee before: Dagao Petrochemical Technology Co.,Ltd. Country or region before: China |
|
CP03 | Change of name, title or address |