CN107740868B - 一种带有预泄压功能的蝶阀 - Google Patents
一种带有预泄压功能的蝶阀 Download PDFInfo
- Publication number
- CN107740868B CN107740868B CN201711160773.6A CN201711160773A CN107740868B CN 107740868 B CN107740868 B CN 107740868B CN 201711160773 A CN201711160773 A CN 201711160773A CN 107740868 B CN107740868 B CN 107740868B
- Authority
- CN
- China
- Prior art keywords
- dish plate
- valve seat
- rotary shaft
- disk
- axis
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K39/00—Devices for relieving the pressure on the sealing faces
- F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711160773.6A CN107740868B (zh) | 2017-11-20 | 2017-11-20 | 一种带有预泄压功能的蝶阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711160773.6A CN107740868B (zh) | 2017-11-20 | 2017-11-20 | 一种带有预泄压功能的蝶阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107740868A CN107740868A (zh) | 2018-02-27 |
CN107740868B true CN107740868B (zh) | 2019-04-19 |
Family
ID=61238951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711160773.6A Active CN107740868B (zh) | 2017-11-20 | 2017-11-20 | 一种带有预泄压功能的蝶阀 |
Country Status (1)
Country | Link |
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CN (1) | CN107740868B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109027271B (zh) * | 2018-10-31 | 2023-07-28 | 北京金盾华通科技有限公司 | 一种具有阀片锁紧机构的防火止回阀及其使用方法 |
CN109780230B (zh) * | 2019-04-04 | 2020-06-02 | 杭州蓝圣阀门有限公司 | 一种防冻泄压蝶阀 |
CN111173986B (zh) * | 2020-01-20 | 2021-07-27 | 良工阀门集团有限公司 | 一种预泄压蝶阀 |
CN111677889B (zh) * | 2020-06-24 | 2022-09-09 | 君品集团有限公司 | 一种低摩擦长寿命蝶阀 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4658857A (en) * | 1985-09-20 | 1987-04-21 | Surgeaco, Incorporated | Control valve with split disc |
CN1329221A (zh) * | 2000-06-14 | 2002-01-02 | 温州挺宇集团有限公司 | 低力矩蝶阀 |
CN1332146C (zh) * | 2004-12-23 | 2007-08-15 | 潘世永 | 双密封阀门 |
CN200986031Y (zh) * | 2006-12-22 | 2007-12-05 | 张长宗 | 泄压型蝶阀 |
CN103047431A (zh) * | 2011-10-15 | 2013-04-17 | 江苏神通阀门股份有限公司 | 一种平衡式高性能蝶阀 |
CN203823094U (zh) * | 2014-04-10 | 2014-09-10 | 江苏神通阀门股份有限公司 | 一种高压平衡蝶阀 |
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2017
- 2017-11-20 CN CN201711160773.6A patent/CN107740868B/zh active Active
Also Published As
Publication number | Publication date |
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CN107740868A (zh) | 2018-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190319 Address after: 224365 No. 104, Guanbei West Road, Haihe Town, Sheyang County, Yancheng City, Jiangsu Province Applicant after: YANCHENG HUAKAI VALVE MANUFACTURE Co.,Ltd. Address before: 264000 Yantai Wanhua Construction Company, No. 7 Happy South Road, Yantai City, Shandong Province Applicant before: Guo Hong |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A butterfly valve with pre pressure relief function Effective date of registration: 20230922 Granted publication date: 20190419 Pledgee: Sheyang County Ruihai Real Estate Co.,Ltd. Pledgor: YANCHENG HUAKAI VALVE MANUFACTURE Co.,Ltd. Registration number: Y2023980057961 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |