CN208311639U - A kind of three eccentricity hard seal butterfly valve device - Google Patents
A kind of three eccentricity hard seal butterfly valve device Download PDFInfo
- Publication number
- CN208311639U CN208311639U CN201820789892.1U CN201820789892U CN208311639U CN 208311639 U CN208311639 U CN 208311639U CN 201820789892 U CN201820789892 U CN 201820789892U CN 208311639 U CN208311639 U CN 208311639U
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- Prior art keywords
- filler
- valve rod
- hold
- down grid
- fixed
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- 239000000945 filler Substances 0.000 claims abstract description 88
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 239000007787 solid Substances 0.000 claims 1
- 230000032683 aging Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model discloses a kind of three eccentricity hard seal butterfly valve devices, including handwheel, it is characterized by: the handwheel is fixedly connected by scroll bar with valve rod, and metallic support is fixed on the left of valve rod, the first fixed filler of the valve rod left-hand face is located at the lower section of metallic support, and first is provided with the second filler below filler, the valve rod tail end is fixed with dish plate, and dish intralamellar part is equipped with sealing ring, the first hold-down grid is installed on the right side of the valve rod, and first hold-down grid tail end be provided with the first filler pressing sleeve, the second filler pressing sleeve is provided with above second filler, and second filler pressing sleeve upper end be fixed with the second hold-down grid, circular straight pin is provided among the valve rod.The utility model solves that filler is easy to aging easy to wear by the first filler of setting, the second filler, dish plate, the first hold-down grid and the second hold-down grid, not the protection to primary seal filler and butterfly valve be limited to frequency it is lower using operation the problem of.
Description
Technical field
The utility model relates to machinery valve technical field, specially a kind of three eccentricity hard seal butterfly valve device.
Background technique
Valve is had everything in national economy, it and production, construction, national defence and people's lives close relation.Valve
Door is mounted in the control unit in the fluid delivery systems such as various pipelines and equipment, by valve body, flap, valve deck, valve seat, valve
The composition such as bar, sealing element, has the function of water conservancy diversion, cut-off, throttling, shunting, overflow release etc., the butterfly plate of three eccentricity hard seal butterfly valve
It is installed on the diametrical direction of pipeline.In butterfly valve body cylindrical channel, disc butterfly plate is rotated around axis, and rotation angle is
Between 0 °~90 °, when rotating to 90 °, valve then board full-gear.The characteristics of novel high life stainless steel butterfly valve and butterfly valve exist
There are problems in use process.
Three eccentricity hard seal butterfly valve be widely used in the metallurgy of medium temperature≤425 DEG C, electric power, petrochemical industry and to
On the industrial pipelines such as draining and urban construction, makes adjustments flow and truncation fluid uses.
But the prior art deposits the following deficiency:
1, traditional design mainly uses single stuffing box mono-material filler ring structure, and for some unstable environment, filler is easily old
Change it is easy to wear, not to the protection of primary seal filler；
2, butterfly valve is made to be limited to frequency lower using operation.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of three eccentricity hard seal butterfly valve device, solves not
There is filler to protect and be limited to the lower problem of frequency.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of three eccentricity hard seal butterfly valve device, packet
Include handwheel, it is characterised in that: the handwheel is fixedly connected by scroll bar with valve rod, and is fixed with metallic support on the left of valve rod, institute
The lower section that the first fixed filler of valve rod left-hand face is located at metallic support is stated, and is provided with the second filler below the first filler,
The valve rod tail end is fixed with dish plate, and dish intralamellar part is equipped with sealing ring, is fixed with lower cover, the valve below the dish plate
First hold-down grid is installed, and the first hold-down grid tail end is provided with the first filler pressing sleeve on the right side of bar, on second filler
Side is provided with the second filler pressing sleeve, and the second filler pressing sleeve upper end is fixed with the second hold-down grid, is provided among the valve rod
Circular straight pin.
Preferably, the valve rod is located on the right side of handwheel, and handwheel rotation angle is 360 degree.
Preferably, valve body fixed on the right side of the valve rod is located among the first filler and the second filler.
Preferably, the first filler and the second filler are again provided on the left of the valve rod.
Preferably, the first hold-down grid being arranged inside first filler is petal, and among the first hold-down grid
It is provided with connecting hole.
(3) beneficial effect
The utility model provides a kind of three eccentricity hard seal butterfly valve device, have it is following the utility model has the advantages that
(1) the utility model mainly uses single stuffing box mono-material by the first filler of setting and the second filler, traditional design
Filler ring structure, for some unstable environment, filler is easy to aging easy to wear, does not fill out to the protection of primary seal filler, first
Expect and the design of the low loss of the double fillers of the more materials of the double stuffing boxes of the second filler can reduce mill to the protection of the main filler of formation
Damage reduces maintenance cost, improves working efficiency.
(2) the utility model setting sealing ring and filler box structure are round, and traditional design operation space is smaller, double to fill out
Material and ring structure improve the reliability of sealing, to the better adaptability of different operating conditions, while can be used for the behaviour of high frequency words
Make the hold-down grid of the first filler using circular blank, be easier to selection, in design the planform design of the first hold-down grid
Tangent connection to be petal-shaped, and between circular arc is circular arc quadrantal points, and the circular arc center of circle is located at connecting hole center, convenient for cutting and
Machining, this design are also the installation and operating space that the bolt of valve body upper flange connects.Scientific and reasonable design improves
It under the premise of not influencing assembly difficulty and efficiency, ensure that the overall dimensions of butterfly valve, provided for the connection of executive device
Sharp condition.
Detailed description of the invention
Fig. 1 is the front view of the utility model；
Fig. 2 is the sectional view of the utility model；
Fig. 3 is the enlarged drawing of the first filler in the utility model Fig. 1.
In figure: 1 handwheel, 2 scroll bars, 3 valve rods, 4 metallic supports, 5 first fillers, 6 second fillers, 7 dish plates, 8 sealing rings, 9
Lower cover, 10 first hold-down grids, 11 first filler pressing sleeves, 12 second hold-down grids, 13 second filler pressing sleeves, 14 straight pins,
15 valve bodies, 16 connecting holes.
Specific embodiment
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.Based on the embodiments of the present invention, creative work premise is not made described in those of ordinary skill in the art
Under every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, the utility model provides a kind of embodiment: a kind of three eccentricity hard seal butterfly valve device, including hand
Wheel 1, handwheel 1 are fixedly connected by scroll bar 2 with valve rod 3, and valve rod 3 is located at 1 right side of handwheel, and it is 360 degree that handwheel 1, which rotates angle,
Fixed valve body 15 is located among the first filler 5 and the second filler 6 on the right side of valve rod 3, and metallic support 4 is fixed on the left of valve rod 3,
The first fixed filler 5 of 3 left-hand face of valve rod is located at the lower section of metallic support 4, is again provided with the first filler 5 on the left of valve rod 3
With the second filler 6, and the second filler 6 is provided with below the first filler 5, the first filler 5 and the second filler 6, traditional design is main
With single stuffing box mono-material filler ring structure, for some unstable environment, filler is easy to aging easy to wear, does not fill out to primary seal
The design of the protection of material, the low loss of the first filler 5 and the double fillers of 6 pairs of more materials of stuffing box of the second filler can be filled out to master is formed
The protection of material reduces abrasion, reduces maintenance cost, improves working efficiency, the first hold-down grid 10 being arranged inside the first filler 5
To be petal, and connecting hole 16 is provided among the first hold-down grid 10,3 tail end of valve rod is fixed with dish plate 7, and inside dish plate 7
Sealing ring 8, sealing ring 8 and filler box structure are installed for circle, traditional design operation space is smaller, the first filler 5, second
Filler 6 and 8 structure of sealing ring improve the reliability of sealing, to the better adaptability of different operating conditions, while can be used for high frequency words
The first hold-down grid 10 of the first filler of operation 5 use circular blank, be easier to selection, in design first hold-down grid 10
Planform is designed as petal-shaped, and the tangent connection between circular arc is circular arc quadrantal points, and the circular arc center of circle is located in connecting hole
The heart, convenient for cutting and machining, this design is also the installation and operating space that the bolt of 15 upper flange of valve body connects.Science
Reasonable design improves under the premise of not influencing assembly difficulty and efficiency, ensure that the overall dimensions of butterfly valve, is executive device
Connection provide advantage, lower cover 9 is fixed with below dish plate 7, the first hold-down grid 10 is installed on the right side of valve rod 3, and
First hold-down grid, 10 tail end is provided with the first filler pressing sleeve 11, and the second filler pressing sleeve 13, and are provided with above the second filler 6
Two filler pressing sleeves, 13 upper end is fixed with the second hold-down grid 12, and circular straight pin 14 is provided among valve rod 3.
Working principle: when the utility model is used, the first filler 5 and the double fillers of 6 pairs of more materials of stuffing box of the second filler
Low loss design can protection to main filler is formed, reduce abrasion, reduce maintenance cost, improve working efficiency, sealing
Circle 8 and filler box structure be circle, traditional design operation space is smaller, 8 structure of the first filler 5, the second filler 6 and sealing ring
The reliability for improving sealing, to the better adaptability of different operating conditions, while can be used for high frequency words the first filler of operation 5
One hold-down grid 10 uses circular blank, is easier to selection, the planform of the first hold-down grid 10 is designed as petal in design
Type, and the tangent connection between circular arc is circular arc quadrantal points, the circular arc center of circle is located at connecting hole center, adds convenient for cutting and machine
Work, this design are also the installation and operating space that the bolt of 15 upper flange of valve body connects.Scientific and reasonable design improves
It under the premise of not influencing assembly difficulty and efficiency, ensure that the overall dimensions of butterfly valve, provided favorably for the connection of executive device
Condition.
It can to sum up obtain, the utility model passes through setting the first filler 5, the second filler 6, dish plate 7,10 and of the first hold-down grid
Second hold-down grid 12 solves that filler is easy to aging easy to wear, not the protection to primary seal filler and butterfly valve be limited to frequency compared with
The problem of low use operates.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.While there has been shown and described that the embodiments of the present invention, for those of ordinary skill in the art
For, it is possible to understand that it is described do not depart from the principles of the present invention and spirit in the case where can to these embodiments carry out it is a variety of
Change, modification, replacement and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of three eccentricity hard seal butterfly valve device, including handwheel (1), it is characterised in that: the handwheel (1) passes through scroll bar (2)
Be fixedly connected with valve rod (3), and be fixed with metallic support (4) on the left of valve rod (3), valve rod (3) left-hand face it is fixed the
One filler (5) is located at the lower section of metallic support (4), and is provided with the second filler (6) below the first filler (5), the valve rod (3)
Tail end is fixed with dish plate (7), and is equipped with sealing ring (8) inside dish plate (7), is fixed with lower cover below the dish plate (7)
(9), it is equipped with the first hold-down grid (10) on the right side of the valve rod (3), and the first hold-down grid (10) tail end is provided with first and fills out
Expect pressing sleeve (11), is provided with the second filler pressing sleeve (13) above second filler (6), and the second filler pressing sleeve (13) upper end is solid
Surely have the second hold-down grid (12), be provided with circular straight pin (14) among the valve rod (3).
2. a kind of three eccentricity hard seal butterfly valve device according to claim 1, it is characterised in that: the valve rod (3) is located at
On the right side of handwheel (1), and handwheel (1) rotation angle is 360 degree.
3. a kind of three eccentricity hard seal butterfly valve device according to claim 1, it is characterised in that: on the right side of the valve rod (3)
Fixed valve body (15) is located at the first filler (5) and the second filler (6) is intermediate.
4. a kind of three eccentricity hard seal butterfly valve device according to claim 1, it is characterised in that: on the left of the valve rod (3)
It is again provided with the first filler (5) and the second filler (6).
5. a kind of three eccentricity hard seal butterfly valve device according to claim 1, it is characterised in that: first filler (5)
The first hold-down grid (10) of inside setting is petal, and is provided with connecting hole (16) among the first hold-down grid (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820789892.1U CN208311639U (en) | 2018-05-24 | 2018-05-24 | A kind of three eccentricity hard seal butterfly valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820789892.1U CN208311639U (en) | 2018-05-24 | 2018-05-24 | A kind of three eccentricity hard seal butterfly valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208311639U true CN208311639U (en) | 2019-01-01 |
Family
ID=64715335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820789892.1U Active CN208311639U (en) | 2018-05-24 | 2018-05-24 | A kind of three eccentricity hard seal butterfly valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208311639U (en) |
-
2018
- 2018-05-24 CN CN201820789892.1U patent/CN208311639U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240511 Address after: 273516 No.1 Futang Road, Beisu Town, Zoucheng City, Jining City, Shandong Province Patentee after: Edwell Ruituo (Shandong) Automatic Control Technology Co.,Ltd. Country or region after: China Address before: Adjacent to the west side of Instrument Base, Shengfang Road, Industrial Development Zone, Daxing District, Beijing 102600 Patentee before: ADQVALVE FLOW CONTROL INDUSTRY Group Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |