CN206802326U - A kind of flexible butterfly valve - Google Patents
A kind of flexible butterfly valve Download PDFInfo
- Publication number
- CN206802326U CN206802326U CN201720159600.1U CN201720159600U CN206802326U CN 206802326 U CN206802326 U CN 206802326U CN 201720159600 U CN201720159600 U CN 201720159600U CN 206802326 U CN206802326 U CN 206802326U
- Authority
- CN
- China
- Prior art keywords
- butterfly valve
- extension pipe
- hand member
- export
- port
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of flexible butterfly valve, the tube wall inside left of the entrance point offers first annular groove, the tube wall inner right side of the extension pipe offers the second annular groove, the port of export and extension pipe are mutually inserted, and the inwall of the port of export is located at the inside of extension pipe, the upper and lower side both ends in the left side of the extension pipe are welded with starting stave, the upper and lower ends on the right side of the port of export are welded with the second riser, threaded rod is horizontally installed with the starting stave matrix, the right-hand member of the threaded rod is provided with bearing, the right-hand member of the threaded rod and the inner ring left end of bearing, which are fixed, to be welded, the outer shroud right-hand member of the bearing is fixedly connected by connecting rod with the left end of the second riser；The flexible butterfly valve, telescopicing performance is good, simple to operate, and convenient installation, sealing effect is good, is adapted to large-scale promotion.
Description
Technical field
Butterfly valve technical field is the utility model is related to, specially a kind of flexible butterfly valve.
Background technology
Butterfly valve mainly plays a part of to block the flowing of medium and throttling on pipeline, suitable for producer, coal gas, natural
Various fluids are conveyed in the engineering systems such as air-liquid liquefied oil gas, town gas, air, chemical industry smelting and generation environment-friendly to be situated between
On the pipeline of matter, mainly including valve body, circular butterfly plate, upper and lower valve rod and opening device, in use, disc butterfly plate opens and closes
Fluid media (medium) is opened, closes and adjusted to part simultaneously with upper valve rod rotation, and during opened butterfly valve, disc butterfly plate is around upper and lower valve rod
Axis rotation is done, between the anglec of rotation is 0 °~90 °, when rotating to 90 °, valve is then full-gear, has simple in construction, body
The advantages of product is small, in light weight, conveniently opening and closing is rapid, laborsaving, fluid resistance is small, but the length of existing its valve body of butterfly valve is fixed
It is constant, during installation, it is impossible to the length of regulation valve body is needed according to actual pipeline gap, install, change it is highly inconvenient, to life
Production and workmen make troubles and lost, and use range is by great limitation.And flexible butterfly valve in the prior art,
Although with certain Telescopic, it is poor sealing to be present, the shortcomings of complex operation, it is therefore desirable to improves.
Utility model content
The purpose of this utility model is to provide a kind of flexible butterfly valve, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of flexible butterfly valve, including butterfly valve body and
Extension pipe, the butterfly valve body include flap, valve rod and drive mechanism, and the butterfly valve body is respectively arranged on the left side and the right side outlet
End and entrance point, the tube wall inside left of the entrance point offer first annular groove, the tube wall inner right side of the extension pipe
The second annular groove is offered, the port of export and extension pipe are mutually inserted, and the inwall of the port of export is located at the inside of extension pipe, institute
The upper and lower side both ends for stating the left side of extension pipe are welded with starting stave, and the upper and lower ends on the right side of the port of export are welded with
Second riser, threaded rod is horizontally installed with the starting stave matrix, the right-hand member of the threaded rod is provided with bearing, the screw thread
The right-hand member of bar and the inner ring left end of bearing, which are fixed, to be welded, and the outer shroud right-hand member of the bearing passes through connecting rod and the left end of the second riser
It is fixedly connected.
Preferably, the inside of the first annular groove of the right-hand member of the extension pipe is provided with first annular rubber gasket sheet, and described
The right-hand member of one ring-shaped rubber sealing plate is provided with spring, and the right side wall of the right-hand member of the spring and first annular groove offsets.
Preferably, the outer wall of the right-hand member extension pipe of the port of export is enclosed with the second ring-shaped rubber sealing plate.
Preferably, the inner right side of the second ring-shaped rubber sealing plate is provided with annular breach, the annular breach it is interior
The right-hand member outer wall of wall and extension pipe offsets.
Preferably, the second ring-shaped rubber sealing plate is enclosed with band, the inwall of described band one end with it is another
The outer wall at end is equipped with bonding patch.
Preferably, the left end of the threaded rod is welded with hand and twists bar.
Compared with prior art, the beneficial effects of the utility model are：The flexible butterfly valve, telescopicing performance is good, simple to operate,
Convenient installation, sealing effect is good, is adapted to large-scale promotion.
Brief description of the drawings
Fig. 1 is the utility model structure sectional drawing；
Fig. 2 is the utility model the second ring-shaped rubber sealing plate structure schematic diagram；
Fig. 3 is the utility model closure tape construction schematic diagram.
In figure：1 butterfly valve body, 2 ports of export, 3 entrance points, 4 flaps, 5 valve rods, 6 drive mechanisms, 7 first annular grooves, 8 add
Long tube, 9 second annular grooves, 10 starting staves, 11 second risers, 12 threaded rods, 13 bearings, 14 connecting rods, 15 first annular rubbers
Glue sealing plate, 16 springs, 17 second ring-shaped rubber sealing plates, 171 annular breach, 18 bands, 181 bonding patches.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of flexible butterfly valve, including butterfly valve body 1 and plus
Long tube 8, the butterfly valve body 1 include flap 4, valve rod 5 and drive mechanism 6, and the butterfly valve body 1 is respectively arranged on the left side and the right side
The port of export 2 and entrance point 3, the tube wall inside left of the entrance point 3 offer first annular groove 7, the tube wall of the extension pipe 8
Inner right side offers the second annular groove 9, and the port of export 2 and extension pipe 8 are mutually inserted, and the inwall of the port of export 2 positioned at plus
The inside of long tube 8, the upper and lower side both ends in the left side of the extension pipe 8 are welded with starting stave 10, the right side of the port of export 2
Upper and lower ends be welded with the second riser 11, be horizontally installed with threaded rod 12, the screw thread on the matrix of starting stave 10
The right-hand member of bar 12 is provided with bearing 14, and the right-hand member of the threaded rod 12 is fixed with the inner ring left end of bearing 14 and welded, the bearing 14
Outer shroud right-hand member be fixedly connected by connecting rod 14 with the left end of the second riser 11.
Specifically, the inside of the first annular groove 7 of the right-hand member of the extension pipe 8 is provided with first annular rubber gasket sheet 15, institute
The right-hand member for stating first annular rubber gasket sheet 15 is provided with spring 16, the right side wall of the right-hand member of the spring 16 and first annular groove 7
Offset.First annular rubber gasket sheet 15 is abutted against the right-hand member of extension pipe 8 in the presence of the elastic force of spring 16, greatly improve
Sealing.
Specifically, the outer wall of the right-hand member extension pipe 8 of the port of export 2 is enclosed with the second ring-shaped rubber sealing plate 17.Second
Ring-shaped rubber sealing plate 17 coordinates with first annular rubber gasket sheet 15, substantially increases sealing.
Specifically, the inner right side of the second ring-shaped rubber sealing plate 17 is provided with annular breach 171, the annular breach
The right-hand member outer wall of 171 inwall and extension pipe 8 offsets.Improve sealing.
Specifically, the second ring-shaped rubber sealing plate 17 is enclosed with band 18, the inwall of described one end of band 18
Bonding patch 181 is equipped with the outer wall of the other end.Band 18 is wrapped in the outside of the second ring-shaped rubber sealing plate 17, by viscous
The ending of patch 181 is closed to be connected, it is simple to operate, substantially increase sealing.
Specifically, the left end of the threaded rod 12 is welded with hand and twists bar.Hand twists bar and conveniently reverses threaded rod 12.
The flexible butterfly valve, move left and right extension pipe 8 by reversing threaded rod 12 during use, the length of regulating butterfly valve body 1
Short, telescopicing performance is good, simple to operate, convenient installation, substantially increases applicability；Make first in the presence of the elastic force of spring 16
Ring-shaped rubber sealing plate 15 abuts against the right-hand member of extension pipe 8, substantially increases sealing；Second ring-shaped rubber sealing plate 17 and
One ring-shaped rubber sealing plate 15 coordinates, and substantially increases sealing；The inner right side of second ring-shaped rubber sealing plate 17 is provided with ring
V notch v 171, the right-hand member outer wall of the inwall and extension pipe 8 of the annular breach 171 offset, and improve sealing；Band 18
The outside of the second ring-shaped rubber sealing plate 17 is wrapped in, is connected by bonding the ending of patch 181, it is simple to operate, substantially increase close
Feng Xing；Hand twists bar and conveniently reverses threaded rod 12.Therefore the flexible butterfly valve, telescopicing performance is good, simple to operate, convenient installation, sealing
Property effect it is good, be adapted to large-scale promotion.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of flexible butterfly valve, including butterfly valve body（1）And extension pipe（8）, the butterfly valve body（1）Including flap（4）, valve rod
（5）And drive mechanism（6）, the butterfly valve body（1）Be respectively arranged on the left side and the right side the port of export（2）And entrance point（3）, its feature
It is：The entrance point（3）Tube wall inside left offer first annular groove（7）, the extension pipe（8）Tube wall inside it is right
Side offers the second annular groove（9）, the port of export（2）And extension pipe（8）It is mutually inserted, and the port of export（2）Inwall be located at
Extension pipe（8）Inside, the extension pipe（8）The upper and lower side both ends in left side be welded with starting stave（10）, the outlet
End（2）The upper and lower ends on right side be welded with the second riser（11）, the starting stave（10）Spiral shell is horizontally installed with matrix
Rasp bar（12）, the threaded rod（12）Right-hand member be provided with bearing（13）, the threaded rod（12）Right-hand member and bearing（13）It is interior
Ring left end fixes welding, the bearing（13）Outer shroud right-hand member pass through connecting rod（14）With the second riser（11）Left end fix connect
Connect.
A kind of 2. flexible butterfly valve according to claim 1, it is characterised in that：The extension pipe（8）Right-hand member it is first annular
Groove（7）Inside be provided with first annular rubber gasket sheet（15）, the first annular rubber gasket sheet（15）Right-hand member be provided with bullet
Spring（16）, the spring（16）Right-hand member and first annular groove（7）Right side wall offset.
A kind of 3. flexible butterfly valve according to claim 1, it is characterised in that：The port of export（2）Right-hand member extension pipe（8）
Outer wall be enclosed with the second ring-shaped rubber sealing plate（17）.
A kind of 4. flexible butterfly valve according to claim 3, it is characterised in that：The second ring-shaped rubber sealing plate（17）'s
Inner right side is provided with annular breach（171）, the annular breach（171）Inwall and extension pipe（8）Right-hand member outer wall offset.
A kind of 5. flexible butterfly valve according to claim 3, it is characterised in that：The second ring-shaped rubber sealing plate（17）Bag
It is wrapped with band（18）, the band（18）The inwall of one end and the outer wall of the other end are equipped with bonding patch（181）.
A kind of 6. flexible butterfly valve according to claim 1, it is characterised in that：The threaded rod（12）Left end be welded with
Hand twists bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720159600.1U CN206802326U (en) | 2017-02-22 | 2017-02-22 | A kind of flexible butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720159600.1U CN206802326U (en) | 2017-02-22 | 2017-02-22 | A kind of flexible butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802326U true CN206802326U (en) | 2017-12-26 |
Family
ID=60728237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720159600.1U Expired - Fee Related CN206802326U (en) | 2017-02-22 | 2017-02-22 | A kind of flexible butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332351A (en) * | 2019-07-11 | 2019-10-15 | 无锡市爱德阀业股份有限公司 | A kind of telescopic butterfly valve |
-
2017
- 2017-02-22 CN CN201720159600.1U patent/CN206802326U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332351A (en) * | 2019-07-11 | 2019-10-15 | 无锡市爱德阀业股份有限公司 | A kind of telescopic butterfly valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20190222 |