CN208364802U - A kind of Fluorine-lined shut-off valve of efficient dustproof - Google Patents
A kind of Fluorine-lined shut-off valve of efficient dustproof Download PDFInfo
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- CN208364802U CN208364802U CN201820963641.0U CN201820963641U CN208364802U CN 208364802 U CN208364802 U CN 208364802U CN 201820963641 U CN201820963641 U CN 201820963641U CN 208364802 U CN208364802 U CN 208364802U
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- valve body
- valve
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- fluorine
- lined
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Abstract
The utility model relates to shut-off valve technical fields, the Fluorine-lined shut-off valve of especially a kind of efficient dustproof, including upper valve body and lower valve body, it is connected between the upper valve body and lower valve body by multiple locking members, the two sides of the lower valve body have been respectively communicated with water inlet pipe and outlet pipe, and oblique setting between water inlet pipe and outlet pipe and lower valve body.The utility model, structure is simple, easy to repair, while effectively reducing the frictional force in pushing course, to extend the service life of this product, and has good dust-proof effect.
Description
Technical field
The utility model relates to shut-off valve technical field more particularly to a kind of Fluorine-lined shut-off valves of efficient dustproof.
Background technique
Since 21st century, world petrochemical industry is gradually shifted to China, and China has become worldwide petrochemical product
Big producer, crude capacity and ethylene production capacity now occupy whole world second and third position, but also are further increasing
Greatly, and China's petrochemical equipment relies on import for a long time, the Special valve on some important procedures also import.Imported valve not only valence
Lattice are expensive, and repair, replace it is extremely inconvenient.Therefore, autonomous innovation is based oneself upon, researches and develops high-end valve, is carried out with state's generation into being me
State's valve industry obligation one can't decline.Fluoroplastics lining valve starts to research and develop in last century the seventies, due to valve mechanism
Particularity, initial fluoroplastics lining valve are concentrated mainly on butterfly valve and the simple kind of several structures of ball valve, can't adapt to stone
Change pipeline strong acid, highly basic, solvent medium.Hastelloy, monel metal, nickel-base alloy had been invented later, has solved petrochemical industry
Special pipeline conveys problem, but contains the noble metals such as a large amount of Ni, Cr, Nb, Ti in these alloys.In addition resource is limited, price
Valuableness, fluoroplastics lining valve just become precious metal valve and preferably replace object.Lining valve is modern science and technology hair
The product of exhibition.Shut-off valve is also known as pipe valve valve, belongs to forced seal formula valve, when valve is closed, it is necessary to apply pressure to flap,
It is not leaked with forced seal face.But existing Fluorine-lined shut-off valve, during closing, dust is easy to enter valve body by valve rod
Inside to reduce the interior envelope effect of Fluorine-lined shut-off valve, and pollutes the fluid of valve inner, while valve rod is rotating
During it is relatively elaborate.
Utility model content
Purpose of the utility model is to solve dust exists in the prior art to be easy by valve rod to enter valve inner,
And valve rod relatively elaborate disadvantage in the course of rotation, and a kind of Fluorine-lined shut-off valve of the efficient dustproof proposed.
To achieve the goals above, the utility model adopts the technical scheme that
Design a kind of Fluorine-lined shut-off valve of efficient dustproof, including upper valve body and lower valve body, the upper valve body and lower valve body it
Between connected by multiple locking members, the two sides of the lower valve body have been respectively communicated with water inlet pipe and outlet pipe, and water inlet pipe and water outlet
Oblique setting, the upper horizontal of the upper valve body are equipped with handwheel between pipe and lower valve body, and the bottom of the handwheel is vertical
It is connected with valve rod, the one end of the valve rod far from handwheel is through upper valve body and end is connected with upper sphere, the valve rod and upper valve
It being connected through a screw thread between body, the upper sphere is located in the cavity inside upper valve body, lower sphere is equipped with below the upper sphere,
It contacts with each other between the upper sphere and lower sphere, limiting device is equipped between the lower sphere and upper valve body inner wall, and described
The bottom of lower sphere is connected with push rod vertically, and the push rod extends through upper valve body and lower valve body and end far from one end of lower sphere
Portion is connected with flap, and spring is arranged on the push rod between the lower sphere and upper valve body, and the flap is located at the interior of lower valve body
It is horizontal on the lower valve body inner wall of the flap corresponding position to be fixedly mounted restraining position ring block in portion's cavity, the stop collar be located at into
Between water pipe and outlet pipe, and the interior annular of the stop collar offers mounting groove, is enclosed on the outside of the valve rod anti-
Dirt rubber membrane, there are gaps between the dust protection rubber film and valve rod, and one end of the dust protection rubber film is fixedly connected on hand
The bottom of wheel, the other end of the dust protection rubber film are connected with bearing, and the bearing is socketed in the outside of upper valve body.
Preferably, the limiting device includes multiple gag lever posts being fixedly connected on upper valve body inner wall vertically, Duo Gesuo
It states common sliding sleeve on gag lever post and is equipped with slip ring, the slip ring level is fixedly attached on the outside of lower sphere.
Preferably, the slip ring is an integral molding structure with lower sphere.
Preferably, the outer sheath of the flap is equipped with sealing ring, and the outer diameter of the flap is less than the internal diameter of mounting groove.
Preferably, Fluorine-lined is equipped on the inner wall of the push rod and flap surface and outlet pipe, water inlet pipe and lower valve body
Layer.
Preferably, the dust protection rubber film is arranged in spring-tube type.
The utility model proposes a kind of efficient dustproof Fluorine-lined shut-off valve, beneficial effect is: by rotating handwheel, from
And valve rod drives the upward body base of upper sphere mobile, pushes lower sphere to move down simultaneously in the process of moving, causes bullet
Spring be in compressive state, and push rod by flap promote stop collar on the inside of mounting groove inside, by sealing ring, thus by outlet pipe with
Water inlet pipe is truncated, and pushes lower sphere by upper sphere, to effectively reduce the frictional force in pushing course, is dropped
The dynamics of low rotation handwheel ensures that the stability in lower sphere moving process by limiting device, passes through dust-proof rubber
Glue film, so as to avoid external dust from entering inside upper valve body by valve rod.The utility model, structure is simple, easy to repair,
The frictional force in pushing course is effectively reduced simultaneously, to extend the service life of this product, and is had good anti-
Dirt effect.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of efficient dustproof Fluorine-lined shut-off valve structural schematic diagram.
In figure: handwheel 1, dust protection rubber film 2, valve rod 3, upper sphere 4, upper valve body 5, lower sphere 6, spring 7, push rod 8, water outlet
Pipe 9, lower valve body 10, stop collar 11, sealing ring 12, Fluorine-lined layer 13, water inlet pipe 14, flap 15, gag lever post 16, slip ring 17, bearing
18。
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1, the Fluorine-lined shut-off valve of a kind of efficient dustproof, including upper valve body 5 and lower valve body 10, upper valve body 5 and lower valve
It is connected between body 10 by multiple locking members, the two sides of lower valve body 10 have been respectively communicated with water inlet pipe 14 and outlet pipe 9, and water inlet pipe
Oblique setting, the upper horizontal of upper valve body 5 are equipped with handwheel 1, the bottom of handwheel 1 between 14 and outlet pipe 9 and lower valve body 10
Portion is vertically connected with valve rod 3, and the one end of valve rod 3 far from handwheel 1 is through upper valve body 5 and end is connected with upper sphere 4, valve rod 3 with
It is connected through a screw thread between upper valve body 5, upper sphere 4 is located in the cavity inside upper valve body 5, and lower sphere is equipped with below upper sphere 4
6, it contacts with each other between upper sphere 4 and lower sphere 6, limiting device, limiting device is equipped between 5 inner wall of lower sphere 6 and upper valve body
Including multiple gag lever posts 16 being fixedly connected on 5 inner wall of upper valve body vertically, on multiple gag lever posts 16, common sliding sleeve, which is equipped with, slides
Ring 17,17 level of slip ring are fixedly attached to 6 outside of lower sphere, and slip ring 17 is an integral molding structure with lower sphere 6, and lower sphere 6
Bottom be connected with push rod 8 vertically, push rod 8 extends through upper valve body 5 and lower valve body 10 far from one end of lower sphere 6 and end connects
It is connected to flap 15, spring 7 is arranged on the push rod 8 between lower sphere 6 and upper valve body 5, flap 15 is located at the inside of lower valve body 10
In cavity, horizontal on 10 inner wall of lower valve body of 15 corresponding position of flap that restraining position ring block 11 is fixedly mounted, stop collar 11 is located at water inlet
Between pipe 14 and outlet pipe 9, and the interior annular of stop collar 11 offers mounting groove, and the outer sheath of flap 15 is equipped with sealing ring
12, and the outer diameter of flap 15 is less than the internal diameter of mounting groove, is enclosed with dust protection rubber film 2, dust protection rubber film 2 in the outside of valve rod 3
It is arranged in spring-tube type, there are gaps between dust protection rubber film 2 and valve rod 3, and one end of dust protection rubber film 2 is fixedly connected on hand
The bottom of wheel 1, the other end of dust protection rubber film 2 are connected with bearing 18, and bearing 18 is socketed in the outside of upper valve body 5, push rod 8 and valve
Fluorine-lined layer 13 is equipped on the inner wall of 15 surface of valve and outlet pipe 9, water inlet pipe 14 and lower valve body 10.
Pass through bearing by dust protection rubber film 2 so as to avoid external dust from entering inside upper valve body 5 by valve rod 3
18, so that handwheel 1 can drive dust protection rubber film 2 to rotate together, external dust is effectively avoided to be sticky on valve rod 3, it is dust-proof
Rubber membrane 2 is arranged in spring-tube type, squeezes convenient for handwheel 1 it, to reduce the dynamics of rotation handwheel 1, passes through rotation
Handwheel 1 pushes lower sphere 6 downward simultaneously in the process of moving so that valve rod 3 drives upper sphere 4 mobile to 5 bottom of upper valve body
It is mobile, cause spring 7 in compressive state, and push rod 8 promotes flap 15 inside the mounting groove of 11 inside of stop collar, passes through sealing
Circle 12 pushes lower sphere 6 by upper sphere 4, to effectively subtract to being truncated outlet pipe 9 and water inlet pipe 14
Frictional force in small pushing course, the dynamics for reducing rotation handwheel 1 are ensured that by gag lever post 16 and slip ring 17
Stability in 6 moving process of lower sphere, by Fluorine-lined layer 13, so as to reinforce the corrosion-resistant of fluid media (medium) contact site
Property, the effective service life for extending this product rotates backward handwheel 1 i.e. when needing for outlet pipe 9 to be connected to water inlet pipe 14
Can, so that valve rod 3 drives upper sphere 4 to move up, and spring 7 pushes lower sphere 6 to move up, and causes flap 15 and stop collar
11 separate.
The utility model: by rotating handwheel 1, so that valve rod 3 drives upper sphere 4 mobile to 5 bottom of upper valve body, in movement
During push lower sphere 6 to move down simultaneously, cause spring 7 in compressive state, and flap 15 is promoted stop collar by push rod 8
Inside the mounting groove of 11 insides, by sealing ring 12, so that outlet pipe 9 and water inlet pipe 14 are truncated, pass through upper ball
Body 4 pushes lower sphere 6, to effectively reduce the frictional force in pushing course, reduces the dynamics of rotation handwheel 1, passes through
Limiting device ensures that the stability in 6 moving process of lower sphere, by dust protection rubber film 2, so as to avoid outside
Dust is entered inside upper valve body 5 by valve rod 3.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of Fluorine-lined shut-off valve of efficient dustproof, including upper valve body (5) and lower valve body (10), the upper valve body (5) and lower valve
Body is connected between (10) by multiple locking members, and the two sides of the lower valve body (10) have been respectively communicated with water inlet pipe (14) and outlet pipe
(9), and between water inlet pipe (14) and outlet pipe (9) and lower valve body (10) obliquely it is arranged, which is characterized in that the upper valve
The upper horizontal of body (5) is equipped with handwheel (1), and the bottom of the handwheel (1) is vertically connected with valve rod (3), and the valve rod (3) is separate
One end of handwheel (1) is through upper valve body (5) and end is connected with upper sphere (4), leads between the valve rod (3) and upper valve body (5)
Threaded connection is crossed, the upper sphere (4) is located in the internal cavity of upper valve body (5), and lower sphere is equipped with below the upper sphere (4)
(6), it contacts with each other between the upper sphere (4) and lower sphere (6), is equipped between the lower sphere (6) and upper valve body (5) inner wall
Limiting device, and the bottom of the lower sphere (6) is connected with push rod (8) vertically, the one of the push rod (8) separate lower sphere (6)
End extends through upper valve body (5) and lower valve body (10) and end is connected with flap (15), the lower sphere (6) and upper valve body (5)
Between push rod (8) on be arranged with spring (7), the flap (15) is located in the internal cavities of lower valve body (10), the flap
(15) horizontal on lower valve body (10) inner wall of corresponding position that restraining position ring block (11) are fixedly mounted, the stop collar (11) is located at water inlet
It manages between (14) and outlet pipe (9), and the interior annular of the stop collar (11) offers mounting groove, in the valve rod (3)
Outside is enclosed with dust protection rubber film (2), there are gap between the dust protection rubber film (2) and valve rod (3), and the dust protection rubber
One end of film (2) is fixedly connected on the bottom of handwheel (1), and the other end of the dust protection rubber film (2) is connected with bearing (18), institute
State the outside that bearing (18) is socketed in upper valve body (5).
2. a kind of Fluorine-lined shut-off valve of efficient dustproof according to claim 1, which is characterized in that the limiting device includes
It is multiple to be fixedly connected on gag lever posts (16) on upper valve body (5) inner wall, common sliding sleeve on multiple gag lever posts (16) vertically
Equipped with slip ring (17), slip ring (17) level is fixedly attached on the outside of lower sphere (6).
3. a kind of Fluorine-lined shut-off valve of efficient dustproof according to claim 2, which is characterized in that the slip ring (17) is under
Sphere (6) is an integral molding structure.
4. a kind of Fluorine-lined shut-off valve of efficient dustproof according to claim 1, which is characterized in that outside the flap (15)
Side is arranged with sealing ring (12), and the outer diameter of the flap (15) is less than the internal diameter of mounting groove.
5. a kind of Fluorine-lined shut-off valve of efficient dustproof according to claim 1, which is characterized in that the push rod (8) and valve
Fluorine-lined layer (13) is equipped on the inner wall of valve (15) surface and outlet pipe (9), water inlet pipe (14) and lower valve body (10).
6. a kind of Fluorine-lined shut-off valve of efficient dustproof according to claim 1, which is characterized in that the dust protection rubber film
(2) it is arranged in spring-tube type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820963641.0U CN208364802U (en) | 2018-06-21 | 2018-06-21 | A kind of Fluorine-lined shut-off valve of efficient dustproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820963641.0U CN208364802U (en) | 2018-06-21 | 2018-06-21 | A kind of Fluorine-lined shut-off valve of efficient dustproof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208364802U true CN208364802U (en) | 2019-01-11 |
Family
ID=64926106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820963641.0U Expired - Fee Related CN208364802U (en) | 2018-06-21 | 2018-06-21 | A kind of Fluorine-lined shut-off valve of efficient dustproof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208364802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819395A (en) * | 2020-06-18 | 2021-12-21 | 北京机械设备研究所 | Motor-driven gas integrated valve suitable for underwater projectile |
-
2018
- 2018-06-21 CN CN201820963641.0U patent/CN208364802U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819395A (en) * | 2020-06-18 | 2021-12-21 | 北京机械设备研究所 | Motor-driven gas integrated valve suitable for underwater projectile |
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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: 20190111 |