CN206802337U - A kind of fluorine lining butterfly valve - Google Patents
A kind of fluorine lining butterfly valve Download PDFInfo
- Publication number
- CN206802337U CN206802337U CN201720613880.9U CN201720613880U CN206802337U CN 206802337 U CN206802337 U CN 206802337U CN 201720613880 U CN201720613880 U CN 201720613880U CN 206802337 U CN206802337 U CN 206802337U
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- China
- Prior art keywords
- valve body
- valve rod
- lining
- valve
- butterfly
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- Expired - Fee Related
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Abstract
It the utility model is related to a kind of fluorine lining butterfly valve, it includes butterfly valve body, the butterfly valve body includes the upper valve body of mutual cooperation, lower valve body, liner assembly, valve rod assembly and butterfly plate, valve rod installation position I and valve rod installation position II are respectively arranged with upper valve body and lower valve body, liner assembly includes butterfly plate lining and valve body lining, butterfly plate lining and valve body lining are made of fluoroplastics, the sealing ring and pad of O shapes are additionally provided with valve body lining, valve rod assembly includes upper valve rod and lower valve rod on same axial line, upper valve rod and lower valve rod, which are respectively interposed, to be arranged in valve rod installation position I and valve rod installation position II, gland and lower gland are arranged with respectively outside upper valve rod and lower valve rod, the rubber layer of mutual cooperation and described valve body lining are provided with upper valve body and the inwall of lower valve body.Simple and reasonable, practical simple, the good airproof performance of the fluorine lining butterfly valve, service life length, securely and reliably.
Description
Technical field
It the utility model is related to butterfly valve technical field, and in particular to a kind of fluorine lining butterfly valve.
Background technology
Butterfly valve is called flap valve, is a kind of regulating valve simple in construction, what the switch available for low pressure pipeline medium controlled
Butterfly valve refers to closure member（Flap or butterfly plate）For disk, a kind of valve of open and close is reached around valve shaft rotation, valve can
For controlling all kinds such as empty gas and water, steam, various Korrosionsmediums, mud, oil product, liquid metal and radiating medium
The flowing of fluid.It is main on pipeline to play cut-out and throttling action.Butterfly valve opening and closing element is a discoidal butterfly plate, in valve body
Rotated around the axis of its own, so as to reach the purpose for opening and closing or adjusting.
But the structure of existing butterfly valve is complex, sealed in valve rod and valve body junction filling filler, but
After long-time use, filler constantly wears, and sealing effectiveness is deteriorated, and fills filler tedious process, seriously reduces butterfly valve
Production efficiency, while the corrosion resistance deficiency of existing butterfly valve, the butterfly valve after being corroded, service life will greatly shorten.It is thus right
Existing butterfly valve, which is improved, to be very important.
Utility model content
In order to overcome the shortcomings of background technology, the utility model provides a kind of fluorine lining butterfly valve, mainly solves existing butterfly
There is the problem of complicated, sealing is poor, low production efficiency and service life are short in valve, the structure of the fluorine lining butterfly valve is simply closed
Reason, be arranged respectively by being provided with the sealing ring and pad of O shapes on valve body lining, and outside upper valve rod and lower valve rod gland and
The mode of lower gland, improves the sealing at valve rod assembly in butterfly valve, while above gland and lower gland replacement seal filler
Mode, the production efficiency of butterfly valve is significantly improved, also by setting butterfly plate lining, valve body lining and the significant butterfly valve of rubber layer
Corrosion resistance, substantially increase the overall performance of fluorine lining butterfly valve, it is practical simple, good airproof performance, service life length, safely may be used
Lean on.
Technical scheme is used by the utility model：A kind of fluorine lining butterfly valve, it includes butterfly valve body, the butterfly valve sheet
Body includes upper valve body, lower valve body, liner assembly, valve rod assembly and the butterfly plate of mutual cooperation, distinguishes on upper valve body and lower valve body
Valve rod installation position I and valve rod installation position II are provided with, liner assembly includes butterfly plate lining and valve body lining, butterfly plate lining and valve
Body lining is made of fluoroplastics, and the sealing ring and pad of O shapes are additionally provided with valve body lining, and valve rod assembly, which includes, to be in
Upper valve rod and lower valve rod on same axial line, upper valve rod and lower valve rod, which are respectively interposed, is arranged at valve rod installation position I and valve rod peace
Fill in the II of position, be arranged with gland and lower gland outside upper valve rod and lower valve rod respectively, set on the inwall of upper valve body and lower valve body
There are the rubber layer of mutual cooperation and described valve body lining；Be provided with the upside of the upper valve body be placed on it is upper on the upper valve rod
Gland, upper press cover and upper valve body are arranged with bolt and are engaged with nut by setting screw bolt and nut to be mutually permanently connected
Spring pad, upper press cover cooperates with described upper gland；It is provided with and the lower valve rod and pushes on the downside of the lower valve body
The lower cover being engaged is covered, lower cover is with lower valve body by setting screw I to be mutually permanently connected；The upper valve body and lower valve body are led to
Cross setting screw II to be mutually permanently connected, be provided with upper valve body and lower valve body and hole is fixedly mounted；The butterfly plate surface is set
There is described butterfly plate lining, butterfly plate upper and lower ends are provided with the valve rod groove corresponding with the upper valve rod and lower valve rod, and butterfly plate leads to
Cross argon arc welding mode and be respectively fixedly connected with upper valve rod and lower valve rod, upper valve rod upper end is additionally provided with the control hand for being secured to connection
Handle；The butterfly plate lining and valve body liner surface set matcoveredn, and protective layer is made up of cermet material, and its thickness is set
It is set to 0.1mm.
The beneficial effects of the utility model are：Due to taking above-mentioned technical proposal, the fluorine lining butterfly valve it is simple and reasonable,
Gland is arranged respectively with by being provided with valve body lining outside the sealing ring and pad of O shapes, and upper valve rod and lower valve rod
The mode of gland, improve the sealing at valve rod assembly in butterfly valve, while the side of above gland and lower gland replacement seal filler
Formula, significantly improve the production efficiency of butterfly valve, also by setting butterfly plate lining, valve body lining and the significant butterfly valve of rubber layer
Corrosion resistance, the overall performance of fluorine lining butterfly valve is substantially increased, practical simple, good airproof performance, service life length, securely and reliably.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side view of the present utility model.
1, upper valve body in figure；2nd, lower valve body；3rd, butterfly plate；4th, butterfly plate lining；5th, valve body lining；6th, sealing ring；7th, pad；8、
Upper valve rod；9th, lower valve rod；10th, upper gland；11st, lower gland；12nd, rubber layer；13rd, upper press cover；14th, bolt；15th, nut；16th, bullet
Spring pad；17th, lower cover；18th, screw I；19th, screw II；20th, hole is fixedly mounted；21st, joystick.
Embodiment
The utility model embodiment is described further below in conjunction with the accompanying drawings：
As shown in Fig. 1 to Fig. 2, a kind of fluorine lining butterfly valve, it includes butterfly valve body, and the butterfly valve body includes phase interworking
Upper valve body 1, lower valve body 2, liner assembly, valve rod assembly and the butterfly plate 3 of conjunction, valve rod is respectively arranged with upper valve body 1 and lower valve body 2
Installation position I and valve rod installation position II, liner assembly include butterfly plate lining 4 and valve body lining 5, butterfly plate lining 4 and valve body lining 5
It is made of fluoroplastics, fluoroplastics have good corrosion resistance, can effectively improve the decay resistance of butterfly valve body, valve
The sealing ring 6 and pad 7 of O shapes are additionally provided with body lining 5, is sheathed on by sealing ring 6 and pad 7 on valve rod assembly, it is close
Seal 6 and pad 7 can effectively improve the sealing at valve rod assembly, and valve rod assembly includes the upper valve on same axial line
Bar 8 and lower valve rod 9, upper valve rod 8 and lower valve rod 9, which are respectively interposed, to be arranged in valve rod installation position I and valve rod installation position II, upper valve rod
8 and lower valve rod 9 outside be arranged with gland 10 and lower gland 11 respectively, upper gland 10 and lower gland 11 replace filler to valve rod assembly
With upper valve body 1 and the junction of lower valve body 2 seal, it is easy for installation, effectively improve production efficiency, upper valve body 1 and lower valve body 2
Inwall on be provided with the rubber layer 12 of mutual cooperation and described valve body lining 5, rubber layer 12 are arranged in valve body lining 5
Side, and rubber layer 12 and valve body lining 5 cooperate and effectively improve the sealing between upper valve body 1, lower valve body 2 and butterfly plate 3 and make
Use the life-span.
The upside of upper valve body 1 is provided with the upper press cover 13 being placed on the upper valve rod 8, upper press cover 13 and upper valve body 1
The spring pad 16 being engaged with nut 15 is arranged with by setting bolt 14 and nut 15 to be mutually permanently connected, and on bolt 14,
Upper press cover 13 is cooperated with described upper gland 10, and upper press cover 13 is engaged with described pad 7 to be consolidated to upper gland 10
It is fixed.
The downside of lower valve body 2 is provided with the lower cover 17 being engaged with the lower valve rod 9 and lower gland 11, lower cover 17
With lower valve body 2 by setting screw I 18 to be mutually permanently connected.
The upper valve body 1 and lower valve body 2 are by setting screw II 19 to be mutually permanently connected, on upper valve body 1 and lower valve body 2
It is provided with and hole 20 is fixedly mounted.
The surface of butterfly plate 3 is provided with described butterfly plate lining 4, the upper and lower ends of butterfly plate 3 be provided with the upper valve rod 8 and
The corresponding valve rod groove of lower valve rod 9, butterfly plate 3 are respectively fixedly connected with upper valve rod 8 and lower valve rod 9, upper valve rod 8 by argon arc welding mode
Upper end is additionally provided with the joystick 21 for being secured to connection.
Butterfly plate lining 4 and valve body lining 5 surface sets matcoveredn, and protective layer is made up of cermet material, and
Its thickness is arranged to 0.1mm, and protective layer can effectively improve the wearability and corrosion resistance of butterfly plate lining 4 and valve body lining 5, and then
Extend the service life of butterfly plate lining 4 and valve body lining 5.
The fluorine lining butterfly valve it is simple and reasonable, by being provided with the sealing ring 6 and pad 7 of O shapes on valve body lining 5, with
And the mode of gland 10 and lower gland 11 is arranged outside upper valve rod 8 and lower valve rod 9 respectively, improve close at valve rod assembly in butterfly valve
Feng Xing, while the mode of above gland 10 and the replacement seal filler of lower gland 11, the production efficiency of butterfly valve is significantly improved, it is also logical
Cross and butterfly plate lining 4, valve body lining 5 and the significant corrosion resistance of butterfly valve of rubber layer 12 are set, substantially increase fluorine lining butterfly valve
Overall performance, practical simple, good airproof performance, service life length, securely and reliably.
Every technical staff's notice：Although the utility model describes according to above-mentioned embodiment, this
The invention thought of utility model is not limited to that utility model, any repacking with inventive concept, will all include this specially
In sharp scope of patent protection.
Claims (6)
1. a kind of fluorine lining butterfly valve, include butterfly valve body, it is characterised in that：The butterfly valve body includes the upper valve of mutual cooperation
Valve rod installation position I and valve rod are respectively arranged with body, lower valve body, liner assembly, valve rod assembly and butterfly plate, upper valve body and lower valve body
Installation position II, liner assembly include butterfly plate lining and valve body lining, and butterfly plate lining and valve body lining are made of fluoroplastics,
Be additionally provided with the sealing ring and pad of O shapes on valve body lining, valve rod assembly include upper valve rod on same axial line and
Lower valve rod, upper valve rod and lower valve rod, which are respectively interposed, to be arranged in valve rod installation position I and valve rod installation position II, upper valve rod and lower valve rod
It is outer to be arranged with gland and lower gland respectively, the rubber layer of mutual cooperation and described is provided with the inwall of upper valve body and lower valve body
Valve body lining.
A kind of 2. fluorine lining butterfly valve according to claim 1, it is characterised in that：It is provided with the upside of the upper valve body and is placed on institute
The upper press cover on upper valve rod is stated, upper press cover and upper valve body are arranged by setting screw bolt and nut to be mutually permanently connected on bolt
There is the spring pad being engaged with nut, upper press cover cooperates with described upper gland.
A kind of 3. fluorine lining butterfly valve according to claim 1, it is characterised in that：Be provided with the downside of the lower valve body with it is described under
The lower cover that valve rod and lower gland are engaged, lower cover is with lower valve body by setting screw I to be mutually permanently connected.
A kind of 4. fluorine lining butterfly valve according to claim 1, it is characterised in that：The upper valve body and lower valve body are by setting spiral shell
Nail II is mutually permanently connected, and is provided with upper valve body and lower valve body and hole is fixedly mounted.
A kind of 5. fluorine lining butterfly valve according to claim 1, it is characterised in that：The butterfly plate surface is provided with described butterfly plate
Lining, butterfly plate upper and lower ends are provided with the valve rod groove corresponding with the upper valve rod and lower valve rod, and butterfly plate passes through argon arc welding mode
Upper valve rod and lower valve rod are respectively fixedly connected with, upper valve rod upper end is additionally provided with the joystick for being secured to connection.
A kind of 6. fluorine lining butterfly valve according to claim 1, it is characterised in that：The butterfly plate lining and valve body liner surface are set
Protective layer is equipped with, protective layer is made up of cermet material, and its thickness is arranged to 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720613880.9U CN206802337U (en) | 2017-05-27 | 2017-05-27 | A kind of fluorine lining butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720613880.9U CN206802337U (en) | 2017-05-27 | 2017-05-27 | A kind of fluorine lining butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802337U true CN206802337U (en) | 2017-12-26 |
Family
ID=60743226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720613880.9U Expired - Fee Related CN206802337U (en) | 2017-05-27 | 2017-05-27 | A kind of fluorine lining butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802337U (en) |
-
2017
- 2017-05-27 CN CN201720613880.9U patent/CN206802337U/en not_active Expired - Fee Related
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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: 20190527 |