CN207448381U - Line style butterfly valve assembling combined type correction stick in a kind of twin shaft - Google Patents
Line style butterfly valve assembling combined type correction stick in a kind of twin shaft Download PDFInfo
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- CN207448381U CN207448381U CN201721344783.0U CN201721344783U CN207448381U CN 207448381 U CN207448381 U CN 207448381U CN 201721344783 U CN201721344783 U CN 201721344783U CN 207448381 U CN207448381 U CN 207448381U
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Abstract
The utility model is related to line style butterfly valve assembling combined type correction sticks in a kind of twin shaft, butterfly valve mainly by take the valve body of lower valve neck, flush-mounted in the in vivo valve seat of valve, the upper valve shaft and lower valve shaft that there is the valve plate of upper and lower axis hole and installed respectively by the upper lower valve neck form, lower valve neck axle sleeve is respectively provided in upper lower valve neck axis hole；It is characterized in that combined type correction stick includes through axial bore correction stick, upper shaft hole correction stick and lower shaft hole correction stick；Through axial bore correction stick includes the cylindrical barred body that a perforation butterfly valve body is sequentially inserted into from upper valve neck axis hole in upper valve neck axle sleeve axis hole, valve seat upper shaft hole, valve seat lower shaft hole and lower valve neck axle sleeve axis hole；Upper shaft hole correction stick includes a cylindrical barred body for being inserted into valve plate upper shaft hole bottom by upper valve neck axle sleeve axis hole, valve seat upper shaft hole from upper valve neck axis hole；Lower shaft hole correction stick includes a cylindrical barred body being inserted into from lower valve neck axis hole by lower valve neck axle sleeve axis hole, valve seat lower shaft hole in valve plate lower shaft hole.
Description
Technical field
The utility model is related to line style butterfly valves in the auxiliary implement in a kind of butterfly valve assembly technology more particularly to a kind of twin shaft
Assembling combined type correction stick.
Background technology
Middle line style butterfly valve, because its is simple in structure, a small amount of light, conveniently opening and closings of body are laborsaving rapidly and has good fluid control
Characteristic processed and be widely used in multiple industrial circles such as oil, chemical industry, water process.Middle line style butterfly valve is generally used for cylindrical logical
In road, in use, radially installed of the disc valve plate along pipeline, and rotated around valve shaft between 0 °~90 °, it realizes
Fully closed standard-sized sheet.In twin axle line style butterfly valve mainly by carry upper and lower valve neck valve body, flush-mounted in the in vivo valve seat of valve, valve plate and
The upper valve shaft and lower valve shaft installed respectively by the upper and lower valve neck are formed, and upper and lower valve is respectively equipped in the upper and lower valve neck
Neck axle sleeve.
Axle sleeve and O-ring when routinely assembling, are respectively charged into upper valve neck axis hole by line style butterfly valve first in twin axle at present
In lower valve neck axis hole, valve seat is then packed into valve body, then valve plate is packed into valve seat, during this, should try one's best guarantee valve body
Axis hole is coaxial up and down for axis hole, valve plate up and down for axle sleeve axis hole, the valve seat of upper lower valve neck, is finally packed into upper and lower valve shaft.Due to assembling
In the process, easily there is the axle sleeve axis hole of upper lower valve neck, valve seat axis hole, valve plate axis hole difference axis up and down up and down in parts transposition,
On installing after lower valve shaft, cause valve torque exceeded or even valve seat, valve leak occurs in structural damage.
Develop with the technology of industry, user proposes higher requirement to line style butterfly performance and quality in twin shaft, such as
It asks torque more and more lower, reduces power consumption, to reduce the specification of driving device, so as to reduce cost, while require line style in twin shaft
Butterfly valve does not leak tightly, ensures quality.
Utility model content
The main purpose of the utility model is that it is combined in view of the above-mentioned problems, providing line style butterfly valve assembling in a kind of twin shaft
Formula correction stick makes in valve assembling, and axis hole alignment improves up and down for axis hole and valve plate up and down for valve body axle sleeve axis hole, valve seat, ensures
Valve torque and leakproofness after the completion of valve assembling meet the requirements, and improve valve mass, reduce cost, economize on resources.
Technical solution is used by the utility model solves its technical problem：
The assembling of line style butterfly valve is with combined type correction stick in a kind of twin shaft, the butterfly valve mainly by take lower valve neck valve body,
Flush-mounted in the in vivo valve seat of valve, there is the valve plate of upper and lower axis hole and respectively by the upper valve shaft and lower valve of the upper lower valve neck installation
Axis is formed, and lower valve neck axle sleeve is respectively provided in the upper lower valve neck axis hole；It is characterized in that the combined type correction stick includes
Through axial bore correction stick, upper shaft hole correction stick and lower shaft hole correction stick；The through axial bore correction stick includes a perforation butterfly valve valve
Body is sequentially inserted into from upper valve neck axis hole in upper valve neck axle sleeve axis hole, valve seat upper shaft hole, valve seat lower shaft hole and lower valve neck axle sleeve axis hole
Cylindrical barred body；The upper shaft hole correction stick passes through upper valve neck axle sleeve axis hole, valve seat upper shaft hole including one from upper valve neck axis hole
It is inserted into the cylindrical barred body of valve plate upper shaft hole bottom；The lower shaft hole correction stick passes through lower valve neck axis including one from lower valve neck axis hole
Cover the cylindrical barred body in axis hole, valve seat lower shaft hole insertion valve plate lower shaft hole.
The cylindrical barred body diameter of the through axial bore correction stick, upper shaft hole correction stick and lower shaft hole correction stick is more straight than valve shaft
Footpath is less than 0.5-0.8mm, and respective handheld terminal is respectively equipped with operation handle.
The through axial bore correction stick barred body insertion end is arranged to the warhead shape being inserted into the valve body lower valve neck axle sleeve axis hole
Guide end.
The valve plate upper shaft hole bottom sets axis location hole in squarely, and the upper shaft hole correction stick barred body insertion end is set
End is reduced into diameter corresponding with the upper axis location hole in valve plate upper shaft hole.
The beneficial effects of the utility model are：
Due to providing line style butterfly valve assembling combined type correction stick in twin shaft, in butterfly valve assembling, rectified using through axial bore
Positive stick, it is ensured that axis hole is coaxial up and down with valve seat for upper lower valve neck axle sleeve axis hole；It can ensure lower valve neck axis using lower shaft hole correction stick
It covers axis hole and valve seat lower shaft hole and valve plate lower shaft hole is coaxial；It can ensure upper valve neck axle sleeve axis hole and valve seat using upper shaft hole correction stick
Upper shaft hole and valve plate upper shaft hole are coaxial.Thereby ensure that valve assembling after the completion of valve torque and leakproofness it is good, improve one
Secondary pressure testing qualification rate, not only increases production efficiency, improves valve mass, after valve torque is reduced, the driving dress of selection
Model reduction is put, cost is also reduced, has saved resource.
Description of the drawings
Fig. 1 is the structure diagram of the through axial bore correction stick in line style butterfly valve assembling combined type correction stick in twin shaft.
Fig. 2 is the structure diagram of the upper shaft hole correction stick in line style butterfly valve assembling combined type correction stick in twin shaft；
Fig. 3 is the structure diagram of the lower shaft hole correction stick in line style butterfly valve assembling combined type correction stick in twin shaft；
Fig. 4 is the structure with axis hole alignment above and below lower valve neck axle sleeve axis hole on through axial bore correction stick correction valve body and valve seat
Schematic diagram；
Fig. 5 be with upper shaft hole correction stick and lower shaft hole correction stick correct respectively upper valve neck axle sleeve axis hole, valve seat upper shaft hole and
The structural representation of the alignment and lower valve neck axle sleeve axis hole of valve plate upper shaft hole, the alignment of valve seat lower shaft hole and valve plate lower shaft hole
Figure；
Fig. 6 is that line style butterfly valve is packed into the structure diagram after upper and lower valve shaft in twin shaft.
In figure：
1 valve body, 11 upper valve necks, 12 lower valve necks, 2 upper valve neck axle sleeves, 3O type circles, 4 valve seats, 41 valve seat upper shaft holes, 42 valve seats
Lower shaft hole, 5 lower valve neck axle sleeves, 6 valve plates, 61 valve plate upper shaft holes, axis location hole on 62,63 valve plate lower shaft holes, valve shaft on 7,71 sides
Axis positioning head in shape, 8 positioning hollow pins, 9 lower valve shafts.A through axial bore correction sticks, 1a operation handles, 2a barred bodies, 3a guide heads；On B
Axis hole correction stick, 1b operation handles, 2b barred bodies, 3b diameters reduce end；C lower shaft hole correction sticks, 1c operation handles, 2c sticks
Body.
The utility model is described in detail below in conjunction with drawings and examples.
Specific embodiment
Fig. 1-6 shows line style butterfly valve assembling combined type correction stick in a kind of twin shaft, the butterfly valve mainly by taking, lower valve
The valve body 1 of neck 11,12, flush-mounted in the in vivo valve seat 4 of valve, have upper and lower axis hole valve plate 6 and pass through the upper and lower valve respectively
The upper valve shaft 7 and lower valve shaft 9 that neck 11,12 is installed are formed.Upper and lower valve neck axis is respectively provided in the upper and lower valve neck 11,12 axis holes
Set 2,5.In this example, its upper and lower side in 11 axis hole of upper valve neck is respectively equipped with two upper valve neck axis being tightly connected by O-ring 3
Set 2, in 12 axis hole of lower valve neck, equipped with two lower valve neck axle sleeves 5 being tightly connected by O-ring 3.In upper valve neck, cross
Valve shaft 7, which is equipped with, positions hollow pins 8, and valve shaft 7 is vertically oriented in guarantee.
The utility model be characterized in that the combined type correction stick include through axial bore correction stick A, upper shaft hole correction stick B and
Lower shaft hole correction stick C.
The through axial bore correction stick A includes a perforation butterfly valve body 1 and is sequentially inserted into upper valve neck axis from upper valve neck axis hole
The axis hole of set 2, O-ring, valve seat upper shaft hole 41, valve seat lower shaft hole 42 and lower valve neck axle sleeve 5 axis hole in cylindrical barred body
2a；The upper shaft hole correction stick B is inserted into including one from upper valve neck axis hole by axis hole, the valve seat upper shaft hole 41 of upper valve neck axle sleeve 2
The cylindrical barred body 2b of 61 bottom of valve plate upper shaft hole；The lower shaft hole correction stick C passes through lower valve neck including one from lower valve neck axis hole
The axis hole of axle sleeve 5, valve seat lower shaft hole 42, the cylindrical barred body 2c being inserted into valve plate lower shaft hole 63.
Cylindrical barred body 2a, 2b, 2c of above-mentioned through axial bore correction stick A, upper shaft hole correction stick B and lower shaft hole correction stick C are straight
Footpath is smaller 0.5-0.8mm than valve shaft diameter, and the respective handheld terminal of above-mentioned 3 correction sticks be respectively equipped with operation handle 1a, 1b,
1c。
The barred body insertion end of the through axial bore correction stick A is arranged to the bullet being inserted into the 12 axle sleeve axis hole of valve body lower valve neck
Head guide end 3a.The valve plate upper shaft hole bottom sets axis location hole 62 in squarely；Upper shaft hole correction stick B barred body insertion ends
It is arranged to reduce end 3b with the 62 corresponding diameter of upper axis location hole in valve plate upper shaft hole.
Using above-mentioned through axial bore correction stick A, upper shaft hole correction stick B and lower shaft hole correction stick C to line style butterfly in above-mentioned twin shaft
The step of valve assembling carries out alignment correction is as follows：
(1) see Fig. 4, axle sleeve 2, O-ring 3 are fitted into upper valve neck axis hole first, axle sleeve 5, O-ring 3 are packed into lower valve neck axis
Valve seat 4 is fitted into valve body 1 by Kong Zhong；Then two groups of axle sleeves of upper valve neck are penetrated by upper valve neck axis hole successively with through axial bore correction stick A
2 axis holes and O-ring 3, valve seat upper shaft hole 41, valve seat lower shaft hole 42,5 axis hole of lower valve neck axle sleeve and O-ring 3；Thereby guarantee that axle sleeve
2nd, 5 axis hole and upper valve base axis hole 41, lower valve base axis hole 42 are coaxial；
(2) Fig. 5 is seen, after the valve plate 6 with upper and lower axis hole then is packed into valve seat 4, then with lower shaft hole correction stick C from lower valve
Neck axis hole penetrates 5 axis hole of lower valve neck axle sleeve and O-ring 3, valve seat lower shaft hole 42 and valve plate lower shaft hole 63 successively, thereby guarantees that lower valve
Neck axle sleeve axis hole, valve seat lower shaft hole 42, valve plate lower shaft hole 63 are coaxial；Upper shaft hole correction stick B is worn successively from upper valve neck axis hole again
Enter two groups of 2 axis holes of upper valve neck axle sleeve and O types circle 3, valve seat upper shaft hole 41 and 6 upper shaft hole 61 of valve plate and its diameter and reduce end 3b
Into upper axis location hole 62；Ensure that upper valve neck axle sleeve axis hole, valve seat upper shaft hole 41 and valve plate upper shaft hole 61 are coaxial with this.
(3) see Fig. 6, be finally respectively charged into lower valve shaft 9 and upper valve shaft 7.
Using the utility model, since valve body, valve seat, valve plate axis hole alignment are good, after the completion of ensure that valve assembling
Valve torque and leakproofness are good, improve a pressure testing qualification rate, not only increase production efficiency, improve valve mass,
After reducing valve torque, the driving device model of selection reduces, and also reduces cost, has saved resource.
The above is only the preferred embodiment of the utility model, not to the structure and shape of the utility model
Make limitation in any form, it is every any simply to be repaiied to what above example was made according to the technical essence of the utility model
Change, equivalent variations and modification, in the range of still falling within technical solutions of the utility model.
Claims (4)
1. the assembling of line style butterfly valve is with combined type correction stick in a kind of twin shaft, the butterfly valve is mainly by taking the valve body, embedding of lower valve neck
Loaded on the in vivo valve seat of valve, there is the valve plate of upper and lower axis hole and respectively by the upper valve shaft and lower valve shaft of the upper lower valve neck installation
It forms, lower valve neck axle sleeve is respectively provided in the upper lower valve neck axis hole；It is characterized in that the combined type correction stick includes leading to
Axis hole correction stick, upper shaft hole correction stick and lower shaft hole correction stick；The through axial bore correction stick includes a perforation butterfly valve body
It is sequentially inserted into from upper valve neck axis hole in upper valve neck axle sleeve axis hole, valve seat upper shaft hole, valve seat lower shaft hole and lower valve neck axle sleeve axis hole
Cylindrical barred body；The upper shaft hole correction stick is inserted including one from upper valve neck axis hole by upper valve neck axle sleeve axis hole, valve seat upper shaft hole
Enter the cylindrical barred body of valve plate upper shaft hole bottom；The lower shaft hole correction stick passes through lower valve neck axle sleeve including one from lower valve neck axis hole
Cylindrical barred body in axis hole, valve seat lower shaft hole insertion valve plate lower shaft hole.
2. line style butterfly valve assembling combined type correction stick in a kind of twin shaft according to claim 1, it is characterised in that described
The cylindrical barred body diameter of through axial bore correction stick, upper shaft hole correction stick and lower shaft hole correction stick is less than 0.5- than valve shaft diameter
0.8mm, respective handheld terminal are respectively equipped with operation handle.
3. line style butterfly valve assembling combined type correction stick in a kind of twin shaft according to claim 1 or 2, it is characterised in that institute
It states through axial bore correction stick barred body insertion end and is arranged to the warhead shape guide end being inserted into the valve body lower valve neck axle sleeve axis hole.
4. line style butterfly valve assembling combined type correction stick in a kind of twin shaft according to claim 1 or 2, it is characterised in that institute
State valve plate upper shaft hole bottom set squarely on axis location hole, the upper shaft hole correction stick barred body insertion end be arranged to on valve plate
The corresponding diameter of upper axis location hole in axis hole reduces end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721344783.0U CN207448381U (en) | 2017-10-18 | 2017-10-18 | Line style butterfly valve assembling combined type correction stick in a kind of twin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721344783.0U CN207448381U (en) | 2017-10-18 | 2017-10-18 | Line style butterfly valve assembling combined type correction stick in a kind of twin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207448381U true CN207448381U (en) | 2018-06-05 |
Family
ID=62252705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721344783.0U Active CN207448381U (en) | 2017-10-18 | 2017-10-18 | Line style butterfly valve assembling combined type correction stick in a kind of twin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207448381U (en) |
-
2017
- 2017-10-18 CN CN201721344783.0U patent/CN207448381U/en active Active
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