CN208900763U - A kind of novel fluorine-lined plug valve - Google Patents
A kind of novel fluorine-lined plug valve Download PDFInfo
- Publication number
- CN208900763U CN208900763U CN201821595145.0U CN201821595145U CN208900763U CN 208900763 U CN208900763 U CN 208900763U CN 201821595145 U CN201821595145 U CN 201821595145U CN 208900763 U CN208900763 U CN 208900763U
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- valve
- cock
- impurity
- valve body
- valve chamber
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Abstract
The utility model discloses a kind of novel fluorine-lined plug valves, including valve body, cock and valve rod, valve chamber is provided in valve body, valve body is located at valve chamber left position and is provided with feed pathway, valve body is located at valve chamber right end position and is provided with liquid outlet channel, locating convex block has been wholely set on the inner wall of feed pathway, stainless steel filtering net is detachably provided on the left side of locating convex block, feed pathway, which is located at below locating convex block, is provided with strainer movable groove, an impurity through-hole is provided on the bottom surface of strainer movable groove, the lower port of impurity through-hole is fixedly connected with impurity collecting pipe, the lower thread of impurity collecting pipe is connected with stainless steel sealing nut；It is fixedly installed fluorubber sealant on the inner wall of valve chamber, medium channel is provided in cock, is fixedly installed chrome layer on the outer surface of cock.Above-mentioned technical proposal, reasonable in design, structure is simple, can impurity screening, automated cleaning effect it is good, it is easy to maintain, maintenance cost and long service life is effectively reduced.
Description
Technical field
The utility model relates to valve technology fields, and in particular to a kind of novel fluorine-lined plug valve.
Background technique
The plug valve being installed on pipeline generally passes through the channel for being rotated by 90 ° and making on bands window and valve body in cock
Communicate or separate, realize being turned on or off for valve, therefore, plug valve is adapted to switch off, connect and flow manifold in
The medium of circulation.Sometimes the abrasion-resistance for being dependent on cock valve sealing surface is also used for throttling to the medium to circulate in runner.
Plug valve is realized the connection of runner by the positional relationship between the bands window and valve channel of cock or is divided
It opens, therefore, the sealing surface of cock largely determines the reliability of plug valve.The medium to circulate in runner generally comprises
It is all kinds of known to and unknowable hard object, particulate matter and other sundries, in current cock open and close rotary course easily enter sealing
Face region leads to valve leak to damage sealing surface.In order to enable plug valve reaches ideal sealing effect, need to guarantee
The cleaning of sealing surface.Currently, the sealing that channel on bands window and valve body in existing plug valve cock is substantially rectangular
After a certain time of operation, sealing effect can be deteriorated mode, it usually needs increase the frequency of injection grease or directly replace close
Sealing, inconvenient to use, maintenance cost is high, and service life is short, and the practicability is poor.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of reasonable in design, structures
Simply, can impurity screening, automated cleaning effect it is good, it is easy to maintain, maintenance cost and with long service life novel is effectively reduced
Cock with fluoride lining.
To achieve the above object, the utility model provides following technical solution: a kind of novel fluorine-lined plug valve, including valve
Body, cock and valve rod are provided with valve chamber in the valve body, and the cock is located in valve chamber, and the valve chamber upper end is provided with valve rod
Through-hole, the valve rod are threaded through in stem through-hole, and the lower end of valve rod is connect with cock upper end, and the valve body is located at valve chamber left end
Position is provided with feed pathway, and valve body is located at valve chamber right end position and is provided with liquid outlet channel, on the inner wall of the feed pathway
It has been wholely set locating convex block, stainless steel filtering net, the feed pathway are detachably provided on the left side of the locating convex block
It is provided with strainer movable groove below locating convex block, it is logical that an impurity is provided on the bottom surface of the strainer movable groove
Hole, the lower port of the impurity through-hole are fixedly connected with impurity collecting pipe, and the lower thread of the impurity collecting pipe is connected with not
Become rusty steel sealing nut；It is fixedly installed fluorubber sealant on the inner wall of the valve chamber, it is logical that medium is provided in the cock
Road is fixedly installed chrome layer on the outer surface of the cock.
By using above-mentioned technical proposal, the stainless steel filtering net that is arranged in feed pathway can be all kinds of effectively in filter medium
It knows and unknowable hard object, particulate matter and other sundries, the impurity filtered out is fallen into strainer movable groove, sundries is more
It will fall in impurity collecting pipe and collect, be not easily accessible at cock sealing, it can be by sundries after unscrewing stainless steel sealing nut
Discharge；Fluorubber sealant in valve chamber has elasticity, and wearability is good, good seal performance, the chrome layer corrosion resistance in cock
Can be good, along with connecting with fluorubber sealant, good seal performance is not easy to leak；Reasonable in design, structure is simple, can
Impurity screening, automated cleaning effect be good, it is easy to maintain, maintenance cost and long service life is effectively reduced.
The utility model is further arranged to: the right inner wall upper end of the strainer movable groove is welded with positive stop strip, institute
Stating fixed bonding on the left side of positive stop strip has fluorubber buffer bar.By this setting, positive stop strip setting rationally, is filtered stainless steel
Net plays position-limiting action, and fluorubber buffer bar wearability is good, and plays the role of mute.
The utility model is further arranged to: the upper end of the stainless steel filtering net and locating convex block are connected by screw to admittedly
Fixed, the lower end of the stainless steel filtering net is free end.By this setting, stainless steel filtering net assembly and disassembly are easy, easy to maintain, and lower end
It for free end, can constantly shake during media flow, can automatically clean while filtering sundries, it is easy to use, clearly
Clean effect is good.
The utility model is further arranged to: the fluorubber sealant with a thickness of 0.5-1.5mm, the chromium plating
Layer with a thickness of 0.1-0.5mm.By this setting, fluorubber sealant and the setting of chrome layer thickness are rationally, easily manufactured, close
Sealing property is good.
The utility model is further arranged to: it is provided with an annular groove in the middle part of the inner wall of the stem through-hole,
The annular groove built-in type is provided with O-ring seal.By this setting, structure setting is more reasonable, and valve rod and valve body connect
Place's good seal performance is connect, is not easy to leak.
The utility model is further arranged to: the valve body, which is located at stem through-hole external port, has been wholely set filler
It manages, is provided with packing cavity in the loading pipe, the loading pipe upper end is provided with gland, the gland and loading pipe
Upper end is detachably connected.By this setting, structure setting is more reasonable, and valve rod and valve body junction good seal performance are not easy to let out
Leakage.
The utility model has the advantages that: compared with prior art, the utility model structure setting is more reasonable, feed pathway
The stainless steel filtering net of interior setting can it is effectively all kinds of in filter medium known to and unknowable hard object, particulate matter and other sundries,
The impurity filtered out is fallen into strainer movable groove, and more will fall in impurity collecting pipe of sundries is collected, and is not easily accessible
At cock sealing, sundries can be discharged after unscrewing stainless steel sealing nut；Fluorubber sealant in valve chamber has elasticity, resistance to
Good, the good seal performance of mill property, the chrome layer corrosion resistance and good in cock, along with being connect with fluorubber sealant, leakproofness
Can be good, it is not easy to leak；Reasonable in design, structure is simple, can impurity screening, automated cleaning effect it is good, easy to maintain, effective
Reduce maintenance cost and long service life.
The utility model is described in further detail with specific embodiment with reference to the accompanying drawings of the specification.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the enlarged diagram in the portion I in Fig. 1.
Specific embodiment
In the description of the present embodiment, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside", "front", "rear" etc., indicated by orientation or positional relationship be it is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, it is thus impossible to be interpreted as to the utility model
Limitation.In addition, such as there is term " first ", " second ", " third " are used for description purposes only, and should not be understood as instruction or dark
Show relative importance.
Referring to Fig. 1 and Fig. 2, a kind of novel fluorine-lined plug valve disclosed by the utility model, including valve body 1, cock 2 and valve rod
3, valve chamber is provided in the valve body 1, and the cock 2 is located in valve chamber, and the valve chamber upper end is provided with stem through-hole 11, described
Valve rod 3 is threaded through in stem through-hole 11, and the lower end of valve rod 3 is connect with 2 upper end of cock, and the valve body 1 is located at valve chamber left end position
It installs and is equipped with feed pathway 13, valve body 1 is located at valve chamber right end position and is provided with liquid outlet channel 12, the inner wall of the feed pathway 13
It has been wholely set locating convex block 131 on face, stainless steel filtering net 4, institute are detachably provided on the left side of the locating convex block 131
It states feed pathway 12 and is located at below locating convex block 131 and be provided with strainer movable groove 132, the bottom of the strainer movable groove 132
An impurity through-hole 14 is provided on face, the lower port of the impurity through-hole 14 is fixedly connected with impurity collecting pipe 5, the impurity
The lower thread of collecting pipe 5 is connected with stainless steel sealing nut 6；Fluorubber sealing is fixedly installed on the inner wall of the valve chamber
Layer 7 is provided with medium channel 21 in the cock 2, is fixedly installed chrome layer 8 on the outer surface of the cock 2.
Preferably, the valve rod 3 and cock 2 are stainless steel material；The lower end and 2 upper end of cock of the valve rod 3
It is welded and fixed or is fixed using being threadedly coupled.The impurity collecting pipe 5 is stainless steel material, and impurity collecting pipe 5 and valve body 1 weld
It is fixed；6 built-in type of stainless steel sealing nut is provided with existing O-ring seal, more than 6 impurity collecting pipe of stainless steel sealing nut
Sealing is constituted after the locking of 5 lower thread junctions；The outer surface of the fluorubber sealant 7 is bonded in by existing glass cement
On the inner wall of valve chamber.
To keep the setting of this utility structure more reasonable, preferably, the right side of strainer movable groove 132 described in the present embodiment
Inner wall upper end is welded with positive stop strip 9, and fixed bonding has fluorubber buffer bar 10 on the left side of the positive stop strip 9.The limit
Position item 9 and valve body 1 are stainless steel material.
The upper end of the stainless steel filtering net 4 and locating convex block 131 are connected by screw to fixation, the stainless steel filtering net 4
Lower end is free end.
The fluorubber sealant 7 with a thickness of 0.5-1.5mm, the chrome layer 8 with a thickness of 0.1-0.5mm.
It is provided with an annular groove 111 in the middle part of the inner wall of the stem through-hole 11, the annular groove 111 is embedded in
Formula is provided with O-ring seal 15.
The valve body 1, which is located at 11 external port of stem through-hole, has been wholely set loading pipe 16, setting in the loading pipe 16
There is packing cavity 161,16 upper end of loading pipe is provided with gland 17, and the gland 17 and 16 upper end of loading pipe are removable
Unload connection.Preferably, fixation is bolted with 16 upper end of loading pipe in the gland 17.
When practical application, the stainless steel filtering net that is arranged in feed pathway can it is all kinds of effectively in filter medium known to and can not
Hard object, particulate matter and the other sundries known, the impurity filtered out are fallen into strainer movable groove, and sundries is more to be fallen to
It collects, is not easily accessible at cock sealing in impurity collecting pipe, sundries can be discharged after unscrewing stainless steel sealing nut；In valve chamber
Fluorubber sealant have elasticity, wearability is good, good seal performance, and the chrome layer corrosion resistance and good in cock is added
It is connect with fluorubber sealant, good seal performance, is not easy to leak；Reasonable in design, structure is simple, can impurity screening, from
Dynamic cleaning effect is good, it is easy to maintain, maintenance cost and long service life is effectively reduced.
Above-described embodiment is served only for that the utility model is further described, no to the specific descriptions of the utility model
It can be interpreted as the restriction to scope of protection of the utility model, the technician of this field is according to the content pair of above-mentioned utility model
The utility model is made some nonessential modifications and adaptations and is each fallen within the protection scope of the utility model.
Claims (6)
1. a kind of novel fluorine-lined plug valve, including valve body (1), cock (2) and valve rod (3), the valve body (1) is interior to be provided with valve
Chamber, the cock (2) are located in valve chamber, and the valve chamber upper end is provided with stem through-hole (11), and the valve rod (3) is threaded through valve rod
In through-hole (11), and the lower end of valve rod (3) is connect with cock (2) upper end, and the valve body (1) is located at valve chamber left position and is provided with
Feed pathway (13), valve body (1) are located at valve chamber right end position and are provided with liquid outlet channel (12), it is characterised in that: the feed liquor is logical
It has been wholely set on the inner wall in road (13) locating convex block (131), has detachably been arranged on the left side of the locating convex block (131)
Having stainless steel filtering net (4), the feed pathway (13), which is located at below locating convex block (131), is provided with strainer movable groove (132),
An impurity through-hole (14), the lower port of the impurity through-hole (14) are provided on the bottom surface of the strainer movable groove (132)
It is fixedly connected with impurity collecting pipe (5), the lower thread of the impurity collecting pipe (5) is connected with stainless steel sealing nut (6)；Institute
It states and is fixedly installed on the inner wall of valve chamber fluorubber sealant (7), be provided with medium channel (21), institute in the cock (2)
It states and is fixedly installed chrome layer (8) on the outer surface of cock (2).
2. a kind of novel fluorine-lined plug valve according to claim 1, it is characterised in that: the strainer movable groove (132)
Right inner wall upper end be welded with positive stop strip (9), fixed bonding has fluorubber buffer bar on the left side of the positive stop strip (9)
(10)。
3. a kind of novel fluorine-lined plug valve according to claim 2, it is characterised in that: the stainless steel filtering net (4) it is upper
End is connected by screw to fixation with locating convex block (131), and the lower end of the stainless steel filtering net (4) is free end.
4. a kind of novel fluorine-lined plug valve according to claim 3, it is characterised in that: the fluorubber sealant (7)
With a thickness of 0.5-1.5mm, the chrome layer (8) with a thickness of 0.1-0.5mm.
5. a kind of novel fluorine-lined plug valve according to claim 1, it is characterised in that: the inner wall of the stem through-hole (11)
Middle face is provided with an annular groove (111), and annular groove (111) built-in type is provided with O-ring seal (15).
6. a kind of novel fluorine-lined plug valve according to claim 1, it is characterised in that: the valve body (1) is logical positioned at valve rod
It has been wholely set loading pipe (16) at hole (11) external port, has been provided with packing cavity (161), the filler in the loading pipe (16)
Pipe (16) upper end is provided with gland (17), and the gland (17) is detachably connected with loading pipe (16) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821595145.0U CN208900763U (en) | 2018-09-28 | 2018-09-28 | A kind of novel fluorine-lined plug valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821595145.0U CN208900763U (en) | 2018-09-28 | 2018-09-28 | A kind of novel fluorine-lined plug valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900763U true CN208900763U (en) | 2019-05-24 |
Family
ID=66574261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821595145.0U Expired - Fee Related CN208900763U (en) | 2018-09-28 | 2018-09-28 | A kind of novel fluorine-lined plug valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208900763U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915367A (en) * | 2021-09-24 | 2022-01-11 | 苏州中仪精博流体控制有限公司 | Novel low-leakage ball valve |
| CN114688287A (en) * | 2020-12-28 | 2022-07-01 | 牡丹江通用石油工具有限公司 | Multifunctional plug valve |
-
2018
- 2018-09-28 CN CN201821595145.0U patent/CN208900763U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688287A (en) * | 2020-12-28 | 2022-07-01 | 牡丹江通用石油工具有限公司 | Multifunctional plug valve |
| CN113915367A (en) * | 2021-09-24 | 2022-01-11 | 苏州中仪精博流体控制有限公司 | Novel low-leakage ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190524 Termination date: 20210928 |