CN104100762B - High effect of reducing pressure Pneumatic gate valve - Google Patents
High effect of reducing pressure Pneumatic gate valve Download PDFInfo
- Publication number
- CN104100762B CN104100762B CN201410352361.2A CN201410352361A CN104100762B CN 104100762 B CN104100762 B CN 104100762B CN 201410352361 A CN201410352361 A CN 201410352361A CN 104100762 B CN104100762 B CN 104100762B
- Authority
- CN
- China
- Prior art keywords
- valve
- actuator chamber
- cylinder
- piston
- air inlet
- 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.)
- Active
Links
- 230000000694 effects Effects 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 abstract description 12
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
-
- 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/12—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with wedge-shaped arrangements of sealing faces
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Driven Valves (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410352361.2A CN104100762B (en) | 2014-07-23 | 2014-07-23 | High effect of reducing pressure Pneumatic gate valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410352361.2A CN104100762B (en) | 2014-07-23 | 2014-07-23 | High effect of reducing pressure Pneumatic gate valve |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104100762A CN104100762A (en) | 2014-10-15 |
CN104100762B true CN104100762B (en) | 2016-05-11 |
Family
ID=51669164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410352361.2A Active CN104100762B (en) | 2014-07-23 | 2014-07-23 | High effect of reducing pressure Pneumatic gate valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104100762B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104565503A (en) * | 2015-01-09 | 2015-04-29 | 中国船舶重工集团公司第七0四研究所 | Hydraulic gate valve opening/closing control structure |
CN105697852A (en) * | 2016-04-20 | 2016-06-22 | 正洲泵阀制造有限公司 | Pneumatic slow-closing control device for butterfly valve |
CN108006247A (en) * | 2017-11-01 | 2018-05-08 | 繁昌县金科机电科技股份有限公司 | A kind of electric-controlled type of detectable flow flows backwards valve body |
CN110486489A (en) * | 2019-08-01 | 2019-11-22 | 海瑞恩自动化科技(昆山)有限公司 | A kind of gas control linkage valve gear |
CN110500418B (en) * | 2019-08-07 | 2024-04-12 | 安徽省屯溪高压阀门股份有限公司 | Automatic control large-caliber quick-cutting corrugated pipe gate valve |
CN110848447B (en) * | 2019-12-13 | 2023-11-24 | 汇乐因斯福环保安全研究院(苏州)有限公司 | Pneumatic active explosion-proof gate valve and explosion-proof method |
CN111828721A (en) * | 2020-07-28 | 2020-10-27 | 广西柳州钢铁集团有限公司 | Pneumatic butterfly valve control method |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3958592A (en) * | 1974-02-06 | 1976-05-25 | Willis Oil Tool Co. | Safety shut-off valve |
US4585207A (en) * | 1985-09-03 | 1986-04-29 | Joy Manufacturing Company | Expanding gate valve with pneumatic actuator |
CN2157362Y (en) * | 1993-01-06 | 1994-02-23 | 荆加福 | Automatic backwater controlling valve for micropressure and atmospheric hot-water boiler |
CN201787101U (en) * | 2010-08-12 | 2011-04-06 | 承德江钻石油机械有限责任公司 | Pneumatic parallel gate valve |
CN202100763U (en) * | 2011-05-18 | 2012-01-04 | 陆桂义 | Pneumatic two-position four-way slide valve |
CN203176506U (en) * | 2013-02-27 | 2013-09-04 | 江汉大学 | Manual operation and hydraulic pressure combined normally-open valve |
CN103899828A (en) * | 2014-03-27 | 2014-07-02 | 超达阀门集团股份有限公司 | Single-acting pneumatic device with adjustment and fault security functions |
CN203963203U (en) * | 2014-07-23 | 2014-11-26 | 超达阀门集团股份有限公司 | High effect of reducing pressure Pneumatic gate valve |
-
2014
- 2014-07-23 CN CN201410352361.2A patent/CN104100762B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN104100762A (en) | 2014-10-15 |
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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 | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Efficient pneumatic relief gate valve Effective date of registration: 20200416 Granted publication date: 20160511 Pledgee: China Minsheng Banking Corp Wenzhou branch Pledgor: CHAODA VALVE GROUP Co.,Ltd. Registration number: Y2020330000169 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20160511 Pledgee: China Minsheng Banking Corp Wenzhou branch Pledgor: CHAODA VALVE GROUP Co.,Ltd. Registration number: Y2020330000169 |