CN207777636U - A kind of location structure of butterfly valve plate - Google Patents
A kind of location structure of butterfly valve plate Download PDFInfo
- Publication number
- CN207777636U CN207777636U CN201721450431.3U CN201721450431U CN207777636U CN 207777636 U CN207777636 U CN 207777636U CN 201721450431 U CN201721450431 U CN 201721450431U CN 207777636 U CN207777636 U CN 207777636U
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- CN
- China
- Prior art keywords
- main body
- butterfly valve
- valve plate
- rotation axis
- support column
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Abstract
The utility model discloses a kind of location structures of butterfly valve plate, including butterfly valve main body, the butterfly valve main body is internally provided with valve plate main body, the edge of the valve plate main body is provided with sealing ring, and the side inner wall of butterfly valve main body is provided with the first positive stop strip along its radian direction, the upper inside walls of the butterfly valve main body are provided with the second positive stop strip along its length, it is provided with rotation axis in the middle part of the valve plate main body, the lower end of the rotation axis is mounted on by bearing in the inner wall on the downside of butterfly valve main body, the upper end of the rotation axis is mounted on by bearing in the inner wall on the upside of butterfly valve main body, it is provided with support column on the upside of the butterfly valve main body.The utility model is novel in design, simple in structure, easy to use, valve plate main body is accurately opened and closed, flow is controlled, while improving leakproofness, the open angle for capableing of valve plate main body is fixed, and prevents from being caused valve plate to generate offset by fluid impact, be positioned to valve plate main body.
Description
Technical field
The utility model is related to butterfly valve plate technical field more particularly to a kind of location structures of butterfly valve plate.
Background technology
Butterfly valve is called flap valve, is a kind of regulating valve simple in structure, can be used for the switch control of low pressure pipeline medium
Butterfly valve refers to that closure member (flap or butterfly plate) is disk, and a kind of valve of open and close is reached around valve shaft rotation.Valve can
For controlling the various types such as empty gas and water, steam, various Korrosionsmediums, mud, oil product, liquid metal and radiating medium
The flowing of fluid.Cut-out and throttling action are mainly played on pipeline.Butterfly valve opening and closing element is a discoidal butterfly plate, in valve body
It is rotated around the axis of its own, to achieve the purpose that keying or adjusting.Butterfly valve (English：Butterfly valve) refer to closing
Closing member (flap or butterfly plate) is disk, and a kind of valve of open and close is reached around valve shaft rotation, mainly rises and cuts on pipeline
Disconnected and throttling action.Butterfly valve opening and closing element is a discoidal butterfly plate, is rotated around the axis of its own in valve body, to reach
The purpose for opening and closing or adjusting.Butterfly valve standard-sized sheet to fully closed typically less than 90 °, butterfly valve and butterfly bar itself without self-lock ability, in order to
The positioning of butterfly plate will install worm reducer additional on valve rod.Using worm reducer, it can not only enable butterfly plate that there is self-locking
Power makes butterfly plate stop at an arbitrary position, moreover it is possible to improve the operating characteristics of valve.The characteristics of industrial special butterfly valve：Energy high temperature resistant,
Applicable pressure limit is also higher, and valve inside nominal diameter is big, and valve body is manufactured using carbon steel, and the sealing ring of valve plate is replaced using becket
Rubber ring.Large high-temperature butterfly valve uses steel plate welding manufacture, is mainly used for cigarette air duct and the gas piping of high-temperature medium.
For butterfly valve when being manufactured, sealing and modulability are an important indicator of butterfly valve quality height, China
Patent (publication number：CN201705954U the location structure of butterfly valve plate disclosed in), though it can guarantee the install convenient of valve plate and close
The problems such as envelope property, but it is higher to parts machining required precision, and valve plate will appear loosening situation by fluid impact, lead to valve plate
The case where occurring gap between valve inner, revealing reduces the leakproofness of valve body, we design a kind of butterfly valve thus
The location structure of valve plate, to solve the above problems.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of butterfly valve plate proposed
Location structure.
To achieve the goals above, the utility model uses following technical solution：
A kind of location structure of butterfly valve plate, including butterfly valve main body, the butterfly valve main body are internally provided with valve plate main body,
The edge of the valve plate main body is provided with sealing ring, and the side inner wall of butterfly valve main body is provided with the first limit along its radian direction
The upper inside walls of item, the butterfly valve main body are provided with the second positive stop strip, the middle part setting of the valve plate main body along its length
There are rotation axis, the lower end of the rotation axis to be mounted in the inner wall on the downside of butterfly valve main body by bearing, the upper end of the rotation axis
It is mounted in the inner wall on the upside of butterfly valve main body by bearing, support column is provided on the upside of the butterfly valve main body, and rotation axis is simultaneously
Through support column, and outside of the support column far from butterfly valve main body one end is extended to, the rotation axis is located at one end outside support column
It is fixedly connected with star grip knob, the one end of the support column far from butterfly valve main body is provided with fixed plate, and the upside edge of fixed plate
Circumference has been equidistantly positioned mounting hole, and the ranging from quadrant of mounting hole, and the side of the star grip knob is provided with branch
Fagging, and bolt is movably installed in support plate, the lower end of bolt is plugged in mounting hole.
Preferably, first positive stop strip and the plane where the second positive stop strip are mutually perpendicular to.
Preferably, it is provided with non-slip rubber set on the star grip knob.
Preferably, the support column is vertically arranged with perforation, and inner wall of perforating is provided with screw thread, rotation axis and support column
The part being connected is provided with screw thread.
Preferably, the mounting hole that the support plate is provided through, and bolt is movably arranged in mounting hole.
Compared with prior art, the utility model has the beneficial effects that：
1, valve plate main body side outer ring is provided with sealing ring, can be close to the inner wall of butterfly valve main body, to eliminate valve plate processing
When error, improve the leakproofness of butterfly valve main body；
2, the inner wall of butterfly valve main body is provided with the first positive stop strip and the second positive stop strip so that valve plate main body can block completely
Valve body and the state for being opened fully to maximum stream flow will not cause valve plate main body rotation excessive, can not judge that valve plate is opened big
It is small, accurate flow control；
3, it after valve plate main body determines position, can be connect with mounting hole by bolt, the folding angle for fixing valve plate main body
Degree will not make valve plate generate offset water impact, play the role of positioning valve plate main body.
The utility model is novel in design, simple in structure, easy to use so that and valve plate main body can be opened and closed accurately,
Flow is controlled, while improving leakproofness, the open angle for capableing of valve plate main body is fixed, and prevents from being led to valve by fluid impact
Plate generates offset, is positioned to valve plate main body.
Description of the drawings
Fig. 1 be the utility model proposes a kind of butterfly valve plate location structure structural schematic diagram；
Fig. 2 be the utility model proposes a kind of butterfly valve plate location structure vertical view；
Fig. 3 be the utility model proposes a kind of butterfly valve plate location structure overhead sectional view.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of location structure of butterfly valve plate, including butterfly valve main body 1, butterfly valve main body 1 are internally provided with
The edge of valve plate main body 2, valve plate main body 2 is provided with sealing ring 3, and the side inner wall of butterfly valve main body 1 is arranged along its radian direction
There are the first positive stop strip 4, the upper inside walls of butterfly valve main body 1 to be provided with the second positive stop strip 5,4 He of the first positive stop strip along its length
Plane where second positive stop strip 5 is mutually perpendicular to, and the middle part of valve plate main body 2 is provided with rotation axis 6, and the lower end of rotation axis 6 passes through
Bearing is mounted in the inner wall of 1 downside of butterfly valve main body, and the upper end of rotation axis 6 is mounted on by bearing in 1 upside of butterfly valve main body
In wall, the upside of butterfly valve main body 1 is provided with support column 7, and rotation axis 6 and runs through support column 7, and it is separate to extend to support column 7
The outside of 1 one end of butterfly valve main body, support column 7 are vertically arranged with perforation, and inner wall of perforating is provided with screw thread, rotation axis 6 and branch
The part that dagger 7 is connected is provided with screw thread, and one end that rotation axis 6 is located at outside support column 7 is fixedly connected with star grip knob 10, star
Non-slip rubber set is provided on shape handle 10, the one end of support column 7 far from butterfly valve main body 1 is provided with fixed plate 8, and fixed plate
8 upside has circumferentially been equidistantly positioned mounting hole 9, and the ranging from quadrant of mounting hole 9, the side of star grip knob 10
It is provided with support plate 11, and is movably installed with bolt 12 in support plate 11, the lower end of bolt 12 is plugged in mounting hole 9, support
The mounting hole that plate 11 is provided through, and bolt 12 is movably arranged in mounting hole.
When the utility model is used, valve plate main body 2 is rotated between the first positive stop strip 4 and the second positive stop strip 5,
The adjusting for closing and opening and closing angle of butterfly valve main body 1 is controlled, sealing ring 3 can be close to the inner wall of butterfly valve main body 1, to eliminate
Error when valve plate is processed, improves the leakproofness of butterfly valve main body 1, and valve plate closes or when folding, rotation star grip knob 10 into
Row folding angle adjusting, after the completion of adjusting, by bolt 12 be inserted into mounting hole 9 in, valve plate main body 2 is positioned, prevent by
Offset is generated in fluid impingement force, causes folding angle excessive or too small, eliminates and occur sky when valve plate main body 2 is closed
Gap, the case where causing leakage current.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of location structure of butterfly valve plate, including butterfly valve main body (1), which is characterized in that the inside of the butterfly valve main body (1)
It is provided with valve plate main body (2), the edge of the valve plate main body (2) is provided with sealing ring (3), and in the side of butterfly valve main body (1)
Wall is provided with the first positive stop strip (4) along its radian direction, and the upper inside walls of the butterfly valve main body (1) are provided with along its length
Second positive stop strip (5) is provided with rotation axis (6) in the middle part of the valve plate main body (2), and the lower end of the rotation axis (6) passes through axis
It holds in the inner wall on the downside of butterfly valve main body (1), the upper end of the rotation axis (6) is mounted on butterfly valve main body (1) by bearing
In the inner wall of upside, it is provided with support column (7) on the upside of the butterfly valve main body (1), and rotation axis (6) and runs through support column (7),
And outside of the support column (7) far from butterfly valve main body (1) one end is extended to, the rotation axis (6) is located at the one end of support column (7) outside
It is fixedly connected with star grip knob (10), the one end of the support column (7) far from butterfly valve main body (1) is provided with fixed plate (8), and solid
The upside of fixed board (8) has circumferentially been equidistantly positioned mounting hole (9), and the ranging from quadrant of mounting hole (9), the star
The side of shape handle (10) is provided with support plate (11), and bolt (12) is movably installed in support plate (11), bolt (12)
Lower end is plugged in mounting hole (9).
2. a kind of location structure of butterfly valve plate according to claim 1, which is characterized in that first positive stop strip (4)
It is mutually perpendicular to the plane where the second positive stop strip (5).
3. a kind of location structure of butterfly valve plate according to claim 1, which is characterized in that on the star grip knob (10)
It is provided with non-slip rubber set.
4. a kind of location structure of butterfly valve plate according to claim 1, which is characterized in that the support column (7) is along vertical
It perforates to being provided with, and inner wall of perforating is provided with screw thread, the part that rotation axis (6) is connected with support column (7) is provided with screw thread.
5. a kind of location structure of butterfly valve plate according to claim 1, which is characterized in that support plate (11) setting
There is perforative mounting hole, and bolt (12) is movably arranged in mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721450431.3U CN207777636U (en) | 2017-11-03 | 2017-11-03 | A kind of location structure of butterfly valve plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721450431.3U CN207777636U (en) | 2017-11-03 | 2017-11-03 | A kind of location structure of butterfly valve plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777636U true CN207777636U (en) | 2018-08-28 |
Family
ID=63232743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721450431.3U Expired - Fee Related CN207777636U (en) | 2017-11-03 | 2017-11-03 | A kind of location structure of butterfly valve plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777636U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898608A (en) * | 2019-03-22 | 2019-06-18 | 于香斌 | A kind of Multifunctional hydrant and its application method |
| CN112460273A (en) * | 2020-11-24 | 2021-03-09 | 浙江尔格科技股份有限公司 | Butterfly valve, valve plate of butterfly valve and connection structure of butterfly valve plate and rotating shaft |
| CN114738323A (en) * | 2022-05-24 | 2022-07-12 | 滕丽霞 | Centrifugal pump and smelting furnace using same |
| CN115253574A (en) * | 2022-07-15 | 2022-11-01 | 黄山市科美环境科技有限公司 | Intelligent automatic humidifying device for eagle eye |
-
2017
- 2017-11-03 CN CN201721450431.3U patent/CN207777636U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109898608A (en) * | 2019-03-22 | 2019-06-18 | 于香斌 | A kind of Multifunctional hydrant and its application method |
| CN112460273A (en) * | 2020-11-24 | 2021-03-09 | 浙江尔格科技股份有限公司 | Butterfly valve, valve plate of butterfly valve and connection structure of butterfly valve plate and rotating shaft |
| CN114738323A (en) * | 2022-05-24 | 2022-07-12 | 滕丽霞 | Centrifugal pump and smelting furnace using same |
| CN115253574A (en) * | 2022-07-15 | 2022-11-01 | 黄山市科美环境科技有限公司 | Intelligent automatic humidifying device for eagle eye |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20181103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |