CN105736806A - Butterfly valve - Google Patents
Butterfly valve Download PDFInfo
- Publication number
- CN105736806A CN105736806A CN201610327052.9A CN201610327052A CN105736806A CN 105736806 A CN105736806 A CN 105736806A CN 201610327052 A CN201610327052 A CN 201610327052A CN 105736806 A CN105736806 A CN 105736806A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- rotating shaft
- accommodation chamber
- circle
- 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.)
- Pending
Links
Classifications
-
- 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
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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
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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
- F16K31/44—Mechanical actuating means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a butterfly valve. The butterfly valve comprises a valve body, a valve plate and a driving mechanism, wherein a channel is formed in the valve body; the valve plate is pivoted on the valve body through a rotary shaft and is used for blocking or opening the channel; the driving mechanism is used for driving the valve plate to rotate and comprises an air cylinder, a connection rod, a rotary part and a connection part; one end of the rotary part is fixedly connected with the rotary shaft and the other end of the rotary part is hinged to one end of the connection rod; the other end of the connection rod is hinged to one end of the connection part, and the other end of the connection part is fixed on a piston rod of the air cylinder; and a cylinder body of the air cylinder is fixed on the valve body. The butterfly valve can be automatically opened and closed, and is simple in structure and relatively low in cost.
Description
Technical field
The present invention relates to a kind of butterfly valve.
Background technology
Butterfly valve refers to that closure member rotates a kind of valve reaching to open and close around valve shaft, acts primarily as cut-out and throttling action on pipeline.Existing butterfly valve is it is generally required to manually opened and cut out, and so operation is comparatively inconvenient, and some electronic butterfly valve structures are complex, relatively costly.
Summary of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of butterfly valve, it is possible to achieve open and close automatically, and simple in construction, less costly.
The purpose of the present invention realizes by the following technical solutions:
A kind of butterfly valve, including:
Valve body, this valve body is provided with a passage；
Valve block, is articulated on valve body by rotating shaft and for blocking or open described passage；
For the driving mechanism rotated with moving valve plate, including cylinder, connecting rod, tumbler and connector, one end of tumbler fix with rotating shaft be connected, the other end is hinged on one end of connecting rod, the other end of connecting rod is hinged on one end of connector, the other end of connector is fixed on the piston rod of cylinder, and the cylinder body of cylinder is fixed on described valve body.
Preferably, this valve inner is provided with accommodation chamber, and this valve block is arranged in this accommodation chamber and can rotate at this accommodation intracavity, and rotating shaft is located in valve body rotationally, it is affixed with valve block that rotating shaft is positioned at the part holding intracavity portion, and the part that rotating shaft is positioned at outside valve body is affixed with tumbler.
Preferably, this accommodation chamber is circular cylindrical cavity, and this valve block is fan-shaped valve block, and the circle centre position of fan-shaped valve block is fixed with rotating shaft.
Preferably, the both sides in this accommodation chamber are installed with two circle pads respectively, and each circle pad all encloses the periphery being located at passage, is all folded with the first sealing ring between each circle pad and the sidewall in this accommodation chamber, and this valve block is folded between two circle pads.
Preferably, this circle pad is made up of polytetrafluoroethylmaterial material.
Preferably, the side of this circle pad is provided with cannelure, and this first sealing ring is installed in cannelure.
Preferably, this valve body includes the first valve body and the second valve body, the first valve body and the second valve body and surrounds described accommodation chamber, and two circle pads are separately fixed on the first valve body and the second valve body.
Preferably, being also folded with the second sealing ring between the first valve body and the second valve body, second seals corral is located at the periphery in described accommodation chamber.
Preferably, this rotating shaft, connecting rod and cylinder set gradually from top to bottom.
Preferably, valve block is provided with a through hole, and this through hole for opening described passage when with described channel connection.
Compared to existing technology, the beneficial effects of the present invention is: the present invention is operationally, the piston rod of cylinder is moved by connector drivening rod, thus driving tumbler to rotate around the axis, so just can rotate by band moving valve plate, realize the opening and closing of passage, further, the butterfly valve structure of the present invention is simple, it is not necessary to utilize complex driving mechanism, utilize cylinder just can to rotate by band moving valve plate, less costly.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of butterfly valve of the present invention；
Fig. 2 is the butterfly valve of the present invention schematic perspective view after eliminating the first valve body；
Fig. 3 is the generalized section at A-A place in Fig. 1；
Fig. 4 is the close-up schematic view at B place in Fig. 3；
In figure: 10, valve body；11, the first valve body；12, the second valve body；13, passage；14, circle pad；141, cannelure；15, the first sealing ring；16, rotating shaft；17, chamber is held；18, the second sealing ring；20, valve block；21, through hole；30, driving mechanism；31, cylinder；311, blow vent；32, connector；33, connecting rod；34, tumbler.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, the present invention is described further:
As shown in Figures 1 to 4, the butterfly valve of the present invention, including: valve body 10, valve block 20 and driving mechanism 30.This valve body 10 is provided with a passage 13；Valve block 20, is articulated on valve body 10 by rotating shaft 16 and for blocking or open described passage 13；Driving mechanism 30 rotates for band moving valve plate 20, including cylinder 31, connecting rod 33, tumbler 34 and connector 32, one end of tumbler 34 and rotating shaft 16 be fixing to be connected, the other end is hinged on one end of connecting rod 33, the other end of connecting rod 33 is hinged on one end of connector 32, the other end of connector 32 is fixed on the piston rod of cylinder 31, and the cylinder body of cylinder 31 is fixed on described valve body 10.
The present invention is operationally, the piston rod of cylinder 31 is moved by connector 32 drivening rod 33, thus driving tumbler 34 16 to rotate around the shaft, so just can rotate by band moving valve plate 20, it is achieved the opening and closing of passage 13, and, the butterfly valve structure of the present invention is simple, without using complex driving mechanism 30, utilize cylinder 31 just can to rotate by band moving valve plate 20, less costly.
The present invention is in use, the passage 13 of valve body 10 may be used for conducting gas, liquid or fluid, and such as in equipment blow-off line, dirt just can pass through the passage 13 of this butterfly valve and flow into, and utilizes the rotation of valve block 20 turn on or block dirt.
Valve block 20 is opened or the mode of closing passage 13 can be multiple, such as, it is possible to use valve block 20 stop or avoid passage 13 realize close and open；Or, it is possible to valve block 20 is provided with a through hole 21, at this through hole 21 for opening described passage 13 with described passage 13 when connecting, closes described passage 13 when valve block 20 remainder stops described passage 13.
Preferably, this valve body 10 is internal is provided with accommodation chamber 17, this valve block 20 is arranged in this accommodation chamber 17 and can rotate in this accommodation chamber 17, rotating shaft 16 is located in valve body 10 rotationally, it is affixed with valve block 20 that rotating shaft 16 is positioned at the part held within chamber 17, and the part that rotating shaft 16 is positioned at outside valve body 10 is affixed with tumbler 34.
Preferably, this accommodation chamber 17 is circular cylindrical cavity, and this valve block 20 is fan-shaped valve block 20, and the circle centre position of fan-shaped valve block 20 is fixed with rotating shaft 16.Preferably, the center of circle of fan-shaped valve block 20 is positioned on the centrage of circular cylindrical cavity.
Preferably, the both sides in this accommodation chamber 17 are installed with two circle pads 14 respectively, and each circle pad 14 all encloses the periphery being located at passage 13, is all folded with the first sealing ring 15 between each circle pad 14 and the sidewall in this accommodation chamber 17, and this valve block 20 is folded between two circle pads 14.So, circle pad 14 encloses the outside being located at passage 13, the first sealing ring 15 all it is folded with between circle pad 14 and the sidewall in this accommodation chamber 17, can channel isolation 13 with hold chamber 17, ensured the seal of valve body 10, simultaneously, if this passage 13 is used for turning on dirt, dirt can be bonded on valve block 20, and circle pad 14 can be also used for wiping the dirt being bonded on valve block 20 off, plays cleaning action.
Preferably, this circle pad 14 is made up of polytetrafluoroethylmaterial material, and such coefficient of friction is less, can the frictional force that is subject to of effective less valve block 20.
Preferably, the side of this circle pad 14 is provided with cannelure 141, and this first sealing ring 15 is installed in cannelure 141, so can position the first sealing ring 15 preferably.
For ease of installation and removal, this valve body 10 includes the first valve body 11 and the second valve body 12, and the first valve body 11 and the second valve body 12 surround described accommodation chamber 17, and two circle pads 14 are separately fixed on the first valve body 11 and the second valve body 12.
Preferably, being also folded with the second sealing ring 18 between the first valve body 11 and the second valve body 12, the second sealing ring 18 encloses the periphery being located at described accommodation chamber 17, so may further ensure that air-tightness.
As a kind of kind of drive, this rotating shaft 16, connecting rod 33 and cylinder 31 set gradually from top to bottom, so can ensure that and drive rotating shaft 16 to rotate when the piston rod of cylinder 31 is flexible.Certainly, rotating shaft 16, connecting rod 33 and cylinder 31 set gradually from bottom to up, or set gradually from side to opposite side.
Further, the inside of cylinder 31 cylinder body is provided with plunger shaft and piston, and plunger shaft is divided into two chambers by piston, and piston is affixed with one end of piston rod, and two chamber sidewall are respectively equipped with two blow vents 311.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various corresponding changes and deformation, and all these change and deformation all should belong within the protection domain of the claims in the present invention.
Claims (10)
1. a butterfly valve, it is characterised in that including:
Valve body, this valve body is provided with a passage；
Valve block, is articulated on valve body by rotating shaft and for blocking or open described passage；
For the driving mechanism rotated with moving valve plate, including cylinder, connecting rod, tumbler and connector, one end of tumbler fix with rotating shaft be connected, the other end is hinged on one end of connecting rod, the other end of connecting rod is hinged on one end of connector, the other end of connector is fixed on the piston rod of cylinder, and the cylinder body of cylinder is fixed on described valve body.
2. butterfly valve as claimed in claim 1, it is characterized in that, this valve inner is provided with accommodation chamber, this valve block is arranged in this accommodation chamber and can rotate at this accommodation intracavity, rotating shaft is located in valve body rotationally, it is affixed with valve block that rotating shaft is positioned at the part holding intracavity portion, and the part that rotating shaft is positioned at outside valve body is affixed with tumbler.
3. butterfly valve as claimed in claim 2, it is characterised in that this accommodation chamber is circular cylindrical cavity, this valve block is fan-shaped valve block, and the circle centre position of fan-shaped valve block is fixed with rotating shaft.
4. butterfly valve as claimed in claim 2, it is characterized in that, the both sides in this accommodation chamber are installed with two circle pads respectively, and each circle pad all encloses the periphery being located at passage, all being folded with the first sealing ring between each circle pad and the sidewall in this accommodation chamber, this valve block is folded between two circle pads.
5. butterfly valve as claimed in claim 4, it is characterised in that this circle pad is made up of polytetrafluoroethylmaterial material.
6. butterfly valve as claimed in claim 4, it is characterised in that the side of this circle pad is provided with cannelure, and this first sealing ring is installed in cannelure.
7. butterfly valve as claimed in claim 4, it is characterised in that this valve body includes the first valve body and the second valve body, the first valve body and the second valve body and surrounds described accommodation chamber, two circle pads are separately fixed on the first valve body and the second valve body.
8. butterfly valve as claimed in claim 7, it is characterised in that be also folded with the second sealing ring between the first valve body and the second valve body, second seals corral is located at the periphery in described accommodation chamber.
9. butterfly valve as claimed in claim 1, it is characterised in that this rotating shaft, connecting rod and cylinder set gradually from top to bottom.
10. butterfly valve as claimed in claim 1, it is characterised in that valve block is provided with a through hole, and this through hole for opening described passage when with described channel connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327052.9A CN105736806A (en) | 2016-05-17 | 2016-05-17 | Butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327052.9A CN105736806A (en) | 2016-05-17 | 2016-05-17 | Butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105736806A true CN105736806A (en) | 2016-07-06 |
Family
ID=56256175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610327052.9A Pending CN105736806A (en) | 2016-05-17 | 2016-05-17 | Butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105736806A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223880A (en) * | 2018-01-30 | 2018-06-29 | 宁波中车时代传感技术有限公司 | A kind of butterfly valve |
| CN110307349A (en) * | 2019-07-11 | 2019-10-08 | 无锡市爱德阀业股份有限公司 | A kind of anti-down streaming butterfly valve |
| CN110966417A (en) * | 2019-12-31 | 2020-04-07 | 宁波英科特精工机械股份有限公司 | Pneumatic butterfly valve |
| CN108223880B (en) * | 2018-01-30 | 2024-07-16 | 株洲中车时代电气股份有限公司 | Butterfly valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3002497A1 (en) * | 1979-01-24 | 1980-07-31 | Rainer Klemm | LOCKS |
| US5092610A (en) * | 1990-11-15 | 1992-03-03 | Itt Corporation | High pressure piston seal |
| CN2846920Y (en) * | 2005-09-22 | 2006-12-13 | 杨连成 | Rotary flat plate valve |
| CN201787106U (en) * | 2010-08-19 | 2011-04-06 | 吴小刚 | Pneumatic wear-resistant discharging rocking valve |
| CN203384375U (en) * | 2013-07-09 | 2014-01-08 | 郑州飞机装备有限责任公司 | Friction sealing structure adopting hole and shaft fit |
| CN204387368U (en) * | 2014-12-19 | 2015-06-10 | 王云鹏 | A kind of modified model moushroom valve |
| CN205618790U (en) * | 2016-05-17 | 2016-10-05 | 北京华盛路泰科技有限公司 | Butterfly valve |
-
2016
- 2016-05-17 CN CN201610327052.9A patent/CN105736806A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3002497A1 (en) * | 1979-01-24 | 1980-07-31 | Rainer Klemm | LOCKS |
| US5092610A (en) * | 1990-11-15 | 1992-03-03 | Itt Corporation | High pressure piston seal |
| CN2846920Y (en) * | 2005-09-22 | 2006-12-13 | 杨连成 | Rotary flat plate valve |
| CN201787106U (en) * | 2010-08-19 | 2011-04-06 | 吴小刚 | Pneumatic wear-resistant discharging rocking valve |
| CN203384375U (en) * | 2013-07-09 | 2014-01-08 | 郑州飞机装备有限责任公司 | Friction sealing structure adopting hole and shaft fit |
| CN204387368U (en) * | 2014-12-19 | 2015-06-10 | 王云鹏 | A kind of modified model moushroom valve |
| CN205618790U (en) * | 2016-05-17 | 2016-10-05 | 北京华盛路泰科技有限公司 | Butterfly valve |
Non-Patent Citations (1)
| Title |
|---|
| 王亚萍 韩桂华 焦卫兵: "《液压泄露防治技术》", 30 November 2012, 机械工业出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223880A (en) * | 2018-01-30 | 2018-06-29 | 宁波中车时代传感技术有限公司 | A kind of butterfly valve |
| CN108223880B (en) * | 2018-01-30 | 2024-07-16 | 株洲中车时代电气股份有限公司 | Butterfly valve |
| CN110307349A (en) * | 2019-07-11 | 2019-10-08 | 无锡市爱德阀业股份有限公司 | A kind of anti-down streaming butterfly valve |
| CN110307349B (en) * | 2019-07-11 | 2024-05-24 | 无锡市爱德阀业股份有限公司 | Backflow-preventing butterfly valve |
| CN110966417A (en) * | 2019-12-31 | 2020-04-07 | 宁波英科特精工机械股份有限公司 | Pneumatic butterfly valve |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160706 |