CN206458848U - The program control hard seal ball valve of polyolefin - Google Patents
The program control hard seal ball valve of polyolefin Download PDFInfo
- Publication number
- CN206458848U CN206458848U CN201621469770.1U CN201621469770U CN206458848U CN 206458848 U CN206458848 U CN 206458848U CN 201621469770 U CN201621469770 U CN 201621469770U CN 206458848 U CN206458848 U CN 206458848U
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- China
- Prior art keywords
- valve
- barrel
- polyolefin
- program control
- hard seal
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- 229920000098 polyolefin Polymers 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000000945 filler Substances 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 1
- -1 ether Ketone Chemical class 0.000 claims 1
- 229920000570 polyether Polymers 0.000 claims 1
- 239000004696 Poly ether ether ketone Substances 0.000 abstract description 3
- 238000005461 lubrication Methods 0.000 abstract description 3
- 229920002530 polyetherether ketone Polymers 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 17
- 150000001336 alkenes Chemical class 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model discloses a kind of program control hard seal ball valve of polyolefin, it includes a left valve barrel, a right valve barrel, a valve rod, a valve element, and the program control hard seal ball valve of polyolefin also includes：Once fixing axle, the lower fixing axle is connected to the bottom of the right valve barrel, and the bottom of the valve element is rotationally sheathed on the lower fixing axle；Sliding bearing on one, the upper sliding bearing is sheathed on the outer surface of the valve rod, and the upper sliding bearing is located between the right valve barrel and the valve rod；One properties of journal bearing lubricated, the properties of journal bearing lubricated is sheathed on the outer surface of the lower fixing axle, and the properties of journal bearing lubricated is located between the right valve barrel and the lower fixing axle, and the material of the upper sliding bearing and the properties of journal bearing lubricated is polyether-ether-ketone.The utility model can reduce valve rod, lower fixing axle and valve body surface friction, play lubrication.Moment of torsion can effectively be mitigated simultaneously, performance is improved, realize HF switch and without jam phenomenon.
Description
Technical field
The utility model is related to a kind of valve, more particularly to a kind of program control hard seal ball valve of polyolefin.
Background technology
High frequency grammed switch ball valve is used for pumped (conveying) medium, high operating frequency and cycle-index, and during valve switch
Quick acting require between valve rod and valve body have extremely strong wearability.Especially there are many PDS valves all to use at present
Soft sealing structure, wearability is poor, easily causes jam phenomenon, and long-term laminating friction certainly will cause the damage to valve, influence
Service life.
Utility model content
The technical problems to be solved in the utility model is to overcome wearability of the prior art poor, easily cause jam
There is provided a kind of program control hard seal ball valve of polyolefin for the defects such as phenomenon.
The utility model is to solve above-mentioned technical problem by following technical proposals：
A kind of program control hard seal ball valve of polyolefin, it includes a left valve barrel, a right valve barrel, a valve rod, a valve element, described
Left valve barrel is connected to the left side of the right valve barrel, and the valve rod is rotatably inserted into the right valve barrel, and the valve rod connects
The top of the valve element is connected to, the valve element is located at the inside between the left valve barrel and the right valve barrel, and its feature is, institute
The program control hard seal ball valve of polyolefin is stated also to include：
Once fixing axle, the lower fixing axle is connected to the bottom of the right valve barrel, and the bottom of the valve element is rotatable
Ground is sheathed on the lower fixing axle；
Sliding bearing on one, the upper sliding bearing is sheathed on the outer surface of the valve rod, and the upper sliding bearing position
Between the right valve barrel and the valve rod；
One properties of journal bearing lubricated, the properties of journal bearing lubricated is sheathed on the outer surface of the lower fixing axle, and the downslide moving axis
Hold positioned between the right valve barrel and the lower fixing axle, the material of the upper sliding bearing and the properties of journal bearing lubricated is poly-
Ether ether ketone.
It is preferred that the program control hard seal ball valve of polyolefin includes a left valve seat, a right valve seat, the left valve seat pressure is located at
Between the left end of the left valve barrel and the valve element, the right valve seat pressure located at the right valve barrel and the valve element right-hand member it
Between.
In this programme, using said structure form, pass through left valve seat and right valve seat formation two way seal so that polyolefin
Program control hard seal ball valve is under HF switch, and sealing property can also keep good, greatly prolong service life.
It is preferred that one first elastic component is provided between the left valve seat and the left valve barrel, the right valve seat and the right side
One second elastic component is provided between valve body.
In this programme, using said structure form, tensile force can be provided by elastic component so that valve seat and valve element it
Between be close to and form sealing structure, it is ensured that form excellent sealing.
It is preferred that the material of the left valve seat and the right valve seat is stainless steel.
In this programme, using said structure form so that left valve seat and right valve seat have it is wear-resistant, it is corrosion-resistant, it is ensured that
It will not fail, increase the service life under HF switch.
It is preferred that the program control hard seal ball valve of polyolefin includes：
One bonnet, the bonnet, is sheathed on the valve rod, and the bonnet, is connected to the top of the right valve barrel；
One filler, the filler pressure is located between the internal face top of the bonnet, and the outer surface of the valve rod, and
The filler is located at the upper end of the upper sliding bearing, and the material of the filler is soft graphite；
One hold-down grid, the hold-down grid is connected to the top of the bonnet, and the bottom pressure of the hold-down grid
Located at the top of the filler.
In this programme, using said structure form, filler seals, and prevents the program control hard seal ball valve of polyolefin from existing
Leaked outside during pumped (conveying) medium.Meanwhile, filler has extremely strong resistance to pressure, pliability, it is ensured that will not be failed under HF switch.
In addition, hold-down grid is used to compress filler, further strengthen sealing effectiveness.
It is preferred that being provided with the first metal wound gasket between the bonnet, and the right valve barrel.
In this programme, using said structure form, the first metal wound gasket has sealing well, can strengthen preventing
Medium leaks outside, meanwhile, it is easy to install.
It is preferred that being provided with the second metal wound gasket and the first O-ring between the left valve barrel and the right valve barrel.
In this programme so that reliable dual-seal is formd between left valve barrel and right valve barrel, polyolefin journey is improved
The sealing grade of hard seal ball valve is controlled, the reliability of the program control hard seal ball valve of polyolefin is added.
It is preferred that being provided with the 3rd metal wound gasket and the second O-ring between the lower fixing axle and the right valve barrel.
In this programme, using said structure form so that formd between lower fixing axle and right valve barrel reliable dual
Sealing, improves the sealing grade of the program control hard seal ball valve of polyolefin, adds the reliability of the program control hard seal ball valve of polyolefin.
Meanwhile, it is easy to install.
On the basis of common sense in the field is met, above-mentioned each optimum condition can be combined, produce the utility model it is each compared with
Good example.
Positive effect of the present utility model is：
The program control hard seal ball valve of polyolefin of the present utility model, sliding bearing is respectively equipped with by valve rod and lower fixing axle,
Valve rod, lower fixing axle and valve body surface friction can be reduced, lubrication is played.Polyolefin can effectively be mitigated simultaneously program control
Hard seal ball valve moment of torsion, improves performance, realizes the program control hard seal ball valve HF switch of polyolefin, no jam phenomenon.
Brief description of the drawings
Fig. 1 is the structural representation of the program control hard seal ball valve of polyolefin of the utility model preferred embodiment.
Description of reference numerals：
Left valve barrel 1
Right valve barrel 2
Valve rod 3
Valve element 4
Lower fixing axle 5
Upper sliding bearing 6
Properties of journal bearing lubricated 7
Left valve seat 8, the first elastic component 81
Right valve seat 9, the second elastic component 91
Bonnet, 10
Filler 11
Hold-down grid 12
First metal wound gasket 13
Second metal wound gasket 14
First O-ring 15
3rd metal wound gasket 16
Second O-ring 17
Embodiment
Below by embodiment mode and become apparent from intactly illustrating the utility model with reference to accompanying drawing, but not therefore
The utility model is limited among described scope of embodiments.
As shown in figure 1, the program control hard seal ball valve of polyolefin of the present utility model, it includes left valve barrel 1, right valve barrel 2, valve
Bar 3, valve element 4, lower fixing axle 5, upper sliding bearing 6, properties of journal bearing lubricated 7, left valve barrel 1 are connected to the left side of right valve barrel 2, pass through a left side
Valve body 1 and right valve barrel 2 carry out pumped (conveying) medium, and left valve barrel 1 is formed with transfer passage, and left valve barrel 1 and right valve barrel 2 with right valve barrel 2
Between be formed with a circular cavity, being shaped as valve element 4 is spherical, and valve element 4 is located inside between left valve barrel 1 and right valve barrel 2, i.e.,
Valve element 4 is located in the circular cavity, and valve rod 3 is rotatably inserted into right valve barrel 2, and valve rod 3 is connected to the top of valve element 4,
Lower fixing axle 5 is connected to the bottom of right valve barrel 2, and the bottom of valve element 4 is rotationally sheathed on lower fixing axle 5.Upper sliding bearing 6
The outer surface of valve rod 3 is sheathed on, and upper sliding bearing 6 is located between right valve barrel 2 and valve rod 3；Properties of journal bearing lubricated 7 is sheathed on lower solid
The outer surface of dead axle 5, and properties of journal bearing lubricated 7 is positioned between right valve barrel 2 and lower fixing axle 5.
The program control hard seal ball valve of polyolefin passes through upper sliding bearing 6 and the driving knot of properties of journal bearing lubricated 7 when being switched
Structure, can reduce valve rod 3, lower fixing axle 5 and the mantle friction of right valve barrel 2, play lubrication.It can effectively mitigate poly- simultaneously
The program control hard seal ball valve moment of torsion of alkene, improves performance, realizes the program control hard seal ball valve HF switch of polyolefin, and no jam shows
As convenient use greatly prolongs service life.Upper sliding bearing 6 and the material of properties of journal bearing lubricated 7 are polyether-ether-ketone, friction
Coefficient is small, and manufacturing cost is low.
The program control hard seal ball valve of polyolefin can include left valve seat 8, right valve seat 9, and left valve seat 8 and right valve seat 9 are shaped as
Annular, the left pressure of valve seat 8 is located between left valve barrel 1 and the left end of valve element 4, right-hand member of the right pressure of valve seat 9 located at right valve barrel 2 and valve element 4
Between.Pass through left valve seat 8 and the formation two way seal of right valve seat 9 so that the program control hard seal ball valve of polyolefin is close under HF switch
Sealing property can also keep good, greatly prolong service life.
In order that sealing effectiveness, left valve seat 8 and left valve can also be reached under HF switch by obtaining left valve seat 8 and right valve seat 9
The first elastic component 81 can be provided between body 1, the second elastic component 91 can be provided between right valve seat 9 and right valve barrel 2.First elasticity
The elastic component 91 of part 81 and second can provide tensile force so that left valve seat 8 and right valve seat 9 are close to and formed between valve element 4
Sealing structure, it is ensured that form excellent sealing.Preferably, the first elastic component 81 and the second elastic component 91 can be leaf spring.Left valve
The material of seat 8 and right valve seat 9 is stainless steel so that left valve seat 8 and right valve seat 9 are corrosion-resistant, it is ensured that in high frequency with wear-resistant
It will not fail, increase the service life under switch.
The program control hard seal ball valve of polyolefin can also include bonnet, 10, filler 11, hold-down grid 12,10 sets of bonnet,
Located at the outside wall surface of valve rod 3, and bonnet, 10 is connected to the top of right valve barrel 2, internal face of the pressure of filler 11 located at bonnet, 10
Between top and the outer surface of valve rod 3, and filler 11 is located at the upper end of upper sliding bearing 6, and filler 11 seals, prevents from gathering
The program control hard seal ball valve of alkene leaks outside in pumped (conveying) medium.Meanwhile, the material of filler 11 is soft graphite so that filler 11
With extremely strong resistance to pressure, pliability, it is ensured that will not be failed under HF switch.Hold-down grid 12 is connected to the top of bonnet, 10
Portion, and the top for being located at filler 11 is pressed in the bottom of hold-down grid 12.Filler 11 is compressed by hold-down grid 12, further strengthened close
Seal effect.
In order to avoid leakage phenomenon occurs in pumped (conveying) medium, the first gold medal can be provided between bonnet, 10 and right valve barrel 2
Belong to wound gasket 13.First metal wound gasket 13 has sealing well, can strengthen preventing medium from leaking outside.Meanwhile, install and use
It is convenient.The second metal wound gasket 14 and the first O-ring 15 can be provided between left valve barrel 1 and right valve barrel 2 so that left valve barrel 1 with
Reliable dual-seal is formd between right valve barrel 2, the sealing grade of the program control hard seal ball valve of polyolefin is improved, adds poly-
The reliability of the program control hard seal ball valve of alkene.The 3rd metal wound gasket 16 and the 2nd O are provided between lower fixing axle 5 and right valve barrel 2
Type circle 17 so that form reliable dual-seal between lower fixing axle 5 and right valve barrel 2, improves the program control hard sealing of polyolefin
The sealing grade of ball valve, adds the reliability of the program control hard seal ball valve of polyolefin.Meanwhile, it is easy to install.
The program control hard seal ball valve of polyolefin can as far as possible be reduced and contacted between left valve seat 8 and right valve seat 9 and right valve barrel 2, be subtracted
Light frictional force, it is ensured that the left activity of valve seat 8 and right valve seat 9 is smooth.There is gap between right valve barrel 2 and valve element 4, can also be by subtracting
Gap between small right valve barrel 2 and valve element 4, the medium of conveying will not bulk deposition in the gap.Preferably, right valve barrel 2 and valve
There is gap between 1~3mm between core 4, it is program control hard close in polyolefin even if the medium of conveying accumulates coking in the gap
During the blocking threshold switch because thin and gap of coking layer is small to be easy to crush, and the unlikely program control hard seal ball valve of polyolefin can be embraced
Extremely, so that jam phenomenon will not be produced, the service life of the program control hard seal ball valve of polyolefin is improved.
In description of the present utility model, it is to be understood that term " on ", " under ", "left", "right", " top ", " bottom ",
The orientation or position relationship of the instructions such as " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be for only for ease of and retouch
State the utility model and simplify and describe, rather than indicate or imply signified device or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Although the foregoing describing embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and protection domain of the present utility model is defined by the appended claims.Those skilled in the art
On the premise of without departing substantially from principle of the present utility model and essence, various changes or modifications can be made to these embodiments,
But these changes and modification each fall within protection domain of the present utility model.
Claims (8)
1. a kind of program control hard seal ball valve of polyolefin, it includes a left valve barrel, a right valve barrel, a valve rod, a valve element, the left side
Valve body is connected to the left side of the right valve barrel, and the valve rod is rotatably inserted into the right valve barrel, and the valve rod is connected
In the top of the valve element, the valve element is located at the inside between the left valve barrel and the right valve barrel, it is characterised in that described
The program control hard seal ball valve of polyolefin also includes：
Once fixing axle, the lower fixing axle is connected to the bottom of the right valve barrel, and the bottom of the valve element rotationally covers
Located at the lower fixing axle；
Sliding bearing on one, the upper sliding bearing is sheathed on the outer surface of the valve rod, and the upper sliding bearing is located at institute
State between right valve barrel and the valve rod；
One properties of journal bearing lubricated, the properties of journal bearing lubricated is sheathed on the outer surface of the lower fixing axle, and properties of journal bearing lubricated position
Between the right valve barrel and the lower fixing axle, the material of the upper sliding bearing and the properties of journal bearing lubricated is polyethers ether
Ketone.
2. the program control hard seal ball valve of polyolefin as claimed in claim 1, it is characterised in that the program control hard seal ball of polyolefin
Valve includes a left valve seat, a right valve seat, and the left valve seat pressure is located between the left valve barrel and the left end of the valve element, the right side
Valve seat pressure is located between the right valve barrel and the right-hand member of the valve element.
3. the program control hard seal ball valve of polyolefin as claimed in claim 2, it is characterised in that the left valve seat and the left valve barrel
Between be provided with one first elastic component, between the right valve seat and the right valve barrel be provided with one second elastic component.
4. the program control hard seal ball valve of polyolefin as claimed in claim 2, it is characterised in that the left valve seat and the right valve seat
Material be stainless steel.
5. the program control hard seal ball valve of polyolefin as claimed in claim 1, it is characterised in that the program control hard seal ball of polyolefin
Valve includes：
One bonnet, the bonnet, is sheathed on the valve rod, and the bonnet, is connected to the top of the right valve barrel；
One filler, the filler pressure is located between the internal face top of the bonnet, and the outer surface of the valve rod, and described
Filler is located at the upper end of the upper sliding bearing, and the material of the filler is soft graphite；
One hold-down grid, the hold-down grid is connected to the top of the bonnet, and the bottom pressure of the hold-down grid is located at
The top of the filler.
6. the program control hard seal ball valve of polyolefin as claimed in claim 5, it is characterised in that the bonnet, and the right valve barrel
Between be provided with the first metal wound gasket.
7. the program control hard seal ball valve of polyolefin as claimed in claim 1, it is characterised in that the left valve barrel and the right valve barrel
Between be provided with the second metal wound gasket and the first O-ring.
8. the program control hard seal ball valve of polyolefin as claimed in claim 1, it is characterised in that the lower fixing axle and the right valve
The 3rd metal wound gasket and the second O-ring are provided between body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621469770.1U CN206458848U (en) | 2016-12-29 | 2016-12-29 | The program control hard seal ball valve of polyolefin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621469770.1U CN206458848U (en) | 2016-12-29 | 2016-12-29 | The program control hard seal ball valve of polyolefin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206458848U true CN206458848U (en) | 2017-09-01 |
Family
ID=59698379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621469770.1U Active CN206458848U (en) | 2016-12-29 | 2016-12-29 | The program control hard seal ball valve of polyolefin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206458848U (en) |
-
2016
- 2016-12-29 CN CN201621469770.1U patent/CN206458848U/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: 20240429 Address after: No. 1 Jianding Road, Fengjing Industrial Zone, Jinshan District, Shanghai, February 2015 Patentee after: Shanghai newking Valve Co.,Ltd. Country or region after: China Address before: No. 1 Jianding Road, Fengjing Town, Jinshan District, Shanghai, 201502 Patentee before: SHANGHAI NUWAVE INDUSTRIAL EQUIPMENT Co.,Ltd. Country or region before: China |