CN211599601U - Floating soft seal ball valve with self-cleaning valve seat - Google Patents
Floating soft seal ball valve with self-cleaning valve seat Download PDFInfo
- Publication number
- CN211599601U CN211599601U CN201922458777.3U CN201922458777U CN211599601U CN 211599601 U CN211599601 U CN 211599601U CN 201922458777 U CN201922458777 U CN 201922458777U CN 211599601 U CN211599601 U CN 211599601U
- Authority
- CN
- China
- Prior art keywords
- cleaning ring
- ring
- cleaning
- wave spring
- valve
- 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.)
- Active
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 80
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 239000013078 crystal Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Images
Abstract
The utility model provides a take unsteady soft seal ball valve of disk seat automatically cleaning, includes valve body, valve gap, spheroid and disk seat subassembly, the disk seat subassembly includes wave spring and clean circle, wave spring sets up in the valve gap, clean circle one end and wave spring contact, the other end and the spheroidal sphere contact of clean circle. The utility model discloses take the soft sealing ball valve that floats of disk seat automatically cleaning has guaranteed the cleanness of the sealed face of spheroid, prevents the harm of granule miscellaneous pair soft sealing disk seat on the sphere, and then has improved the sealed effect of whole ball valve, has prolonged life.
Description
Technical Field
The utility model relates to a ball valve technical field, especially a take unsteady soft sealing ball valve of disk seat automatically cleaning.
Background
Along with the rapid development of national economy, the demand of ball valves on national industrial production is continuously increased, ball valves under various severe working conditions need many engineering technicians in the field for research and development, long-term research and analysis find that the traditional soft-seal floating ball valve has excellent sealing effect and good early-stage use effect under the working condition that certain pipelines contain impurities and particles or can generate crystals, but the normal use of the valve is influenced due to the fact that particle impurities or crystal crystals in media wear soft valve seats, so that the sealing failure is caused, the normal use of the valve is influenced, the normal operation of the whole pipeline device is influenced, the use cost of the valve and the maintenance cost of the whole pipeline device are increased, and the requirements of energy conservation, emission reduction, low carbon and high efficiency development of the industry are not met.
Disclosure of Invention
In order to solve the problem, the utility model provides a take unsteady soft sealing ball valve of disk seat automatically cleaning can effectively clear away the particle impurity on the sphere, increase of service life.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a take unsteady soft seal ball valve of disk seat automatically cleaning, includes valve body, valve gap, spheroid and disk seat subassembly, the disk seat subassembly includes wave spring and clean circle, wave spring sets up in the valve gap, clean circle one end and wave spring contact, the other end and the spheroidal sphere contact of clean circle.
In a preferred embodiment of the present invention, the cleaning ring comprises an outer cleaning ring and an inner cleaning ring, and a soft valve seat is disposed between the outer cleaning ring and the inner cleaning ring.
In a preferred embodiment of the present invention, the wave spring includes a first wave spring and a second wave spring, the first wave spring applies an elastic force to make the outer edge of the outer cleaning ring closely fit with the spherical surface of the sphere, and the second wave spring applies an elastic force to make the outer edge of the inner cleaning ring closely fit with the spherical surface of the sphere.
In a preferred embodiment of the present invention, the valve seat assembly further comprises a fire collar and a compression ring, the fire collar and the compression ring being respectively disposed between the second wave spring and the inner cleaning ring.
In a preferred embodiment of the present invention, the outer cleaning ring is made of an annular metal material, the outer edge of the outer cleaning ring is in contact with the spherical surface of the sphere and perpendicular to the spherical surface, and the outer edge of the outer cleaning ring forms a scraper edge.
In a preferred embodiment of the present invention, the inner cleaning ring is made of an annular metal material, the outer edge of the inner cleaning ring is in contact with the spherical surface of the sphere and perpendicular to the spherical surface, and the outer edge of the inner cleaning ring forms a scraper edge.
In a preferred embodiment of the present invention, the inner cleaning ring is provided with an annular groove for installing the fire-proof ring, and the fire-proof ring is made of flexible graphite.
The utility model has the advantages that: outer clean circle and interior clean circle clamp soft valve seat in the centre, in the switch process, through the elasticity that wave spring group applyed, make whole and the sphere of outer clean circle closely laminate, through the elasticity that wave spring group applyed, make whole and the sphere of interior clean circle closely laminate, scrape off the granule impurity on the sphere of soft valve seat both sides, the cleanness of the sealed face of spheroid has been guaranteed, prevent the harm of granule impurity on the sphere to soft seal valve seat, the life of soft valve seat has been improved, and then the sealed effect of whole ball valve has been improved, and service life is prolonged.
Drawings
FIG. 1 is a schematic view of a floating soft seal ball valve with self-cleaning valve seat according to the present invention;
FIG. 2 is an enlarged view of the portion A of the valve seat of FIG. 1;
FIG. 3 is an enlarged view of the outer cleaning ring;
FIG. 4 is an enlarged view of the inner cleaning ring;
FIG. 5 is a schematic view of the closed position of the ball valve;
figure 6 is a schematic of the ball valve open position.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
As shown in fig. 1 to 6, the floating soft seal ball valve with the self-cleaning valve seat of the embodiment includes a valve body 1, a ball body 2, a gasket 3, a stud 4, a nut 5, a valve cover 6, a valve seat assembly 7, a filler 8, a handle 9, a lock nut 10, a positioning pin 11, a disc spring 12 and a valve rod 13; FIG. 2 shows: the valve seat assembly 7 includes: the cleaning ring, the wave spring, the soft valve seat 7.3, the fire-proof ring 7.5 and the compression ring 7.6, wherein the wave spring is arranged in the valve cover 6; one end of the cleaning ring is in contact with the wave spring 7.2, and the other end of the cleaning ring is in contact with the spherical surface of the sphere 2.
Further, the cleaning ring comprises an outer cleaning ring 7.1 and an inner cleaning ring 7.4, and the wave springs comprise a first wave spring 7.2 and a second wave spring 7.7; the soft valve seat 7.3 is arranged between the outer cleaning ring 7.1 and the inner cleaning ring 7.4, and the fire prevention ring 7.5 and the compression ring 7.6 are arranged between the second wave spring and the inner cleaning ring 7.4.
Furthermore, one end of the outer cleaning ring 7.1 is in contact with the first wave spring 7.2, the other end of the outer cleaning ring 7.1 is in contact with the spherical surface 2.1 of the sphere 2, the outer edge of the outer cleaning ring 7.1 is tightly attached to the spherical surface of the sphere 2 due to the elastic force exerted by the first wave spring 7.2, one end of the inner cleaning ring 7.4 is in contact with the second wave spring 7.7, the other end of the inner cleaning ring 7.4 is in contact with the spherical surface 2.1 of the sphere 2, and the outer edge of the inner cleaning ring 7.4 is tightly attached to the spherical surface 2.1 of the sphere 2 due to the elastic force exerted by the second wave spring 7.7.
As shown in fig. 3, the outer cleaning ring 7.1 is designed as a ring-shaped metal part, the outer edge of the outer cleaning ring 7.1 is in contact with the spherical surface 2.1 of the sphere 2 and is perpendicular to the spherical surface, and the outer edge of the outer cleaning ring 7.1 forms a scraper edge 2.3.
As shown in fig. 4, the inner cleaning ring 7.4 is designed as a ring-shaped metal part, the outer edge of the inner cleaning ring 7.4 is in contact with the spherical surface 2.1 of the sphere 2 and is perpendicular to the spherical surface, and the outer edge of the inner cleaning ring 7.4 forms a scraper edge 2.4. The inner cleaning ring 7.4 is provided with a ring groove for mounting the fire protection ring 7.5, the fire protection ring 7.5 is made of flexible graphite, the elastic force applied by the second wave spring 7.7 is transmitted to the compression ring 7.6 to compress the fire protection ring 7.5, and the inner cleaning ring 7.4 and the spherical sealing surface of the sphere 2 are matched and ground to form a sealing pair which has the effect of fire protection of the ball valve together with the fire protection ring 7.5.
The valve opening process: the operation of the ball valve from the closed position to the open position, referred to as the opening process, is shown in fig. 5, if a layer of particulate impurities 100 or crystalline crystals is attached to the surface of the ball 2, in the opening process of the valve, the operating handle 9 is rotated anticlockwise as shown in figure 5, the valve rod 13 is driven to rotate anticlockwise, the ball body 2 is driven to rotate anticlockwise, the outer cleaning ring 7.1 and the inner cleaning ring 7.4 clamp the soft valve seat 7.3 in the middle, the elastic force exerted by the first wave spring 7.2 causes the outer cleaning ring 7.1 to be tightly attached to the spherical surface of the sphere 2 in the whole process, through the elasticity that second wave spring 7.7 was applyed for interior clean circle 7.4 is whole closely laminated with 2 spheres of spheroid, scrapes off granule impurity 100 on the sphere of soft valve seat 7.3 both sides, has guaranteed the cleanness of 2 sealed faces of spheroid, prevents the harm of granule impurity 100 on the sphere to the soft valve seat, has improved the life of soft valve seat.
And (3) valve closing process: the process of operating the ball valve from the open position to the closed position is referred to as the closing process, as shown in fig. 6, if a layer of particulate impurities 100 or crystalline crystals is attached to the surface of the ball at this time, in the closing process of the valve, the operating handle 9 is rotated clockwise as shown in figure 6, the valve rod 13 is driven to rotate clockwise, the ball body 2 is driven to rotate clockwise, the outer cleaning ring 7.1 and the inner cleaning ring 7.4 clamp the soft valve seat 7.3 in the middle, the elastic force exerted by the first wave spring 7.2 causes the outer cleaning ring 7.1 to be tightly attached to the spherical surface of the sphere 2 in the whole process, through the elasticity that second wave spring 7.7 was applyed for interior clean circle 7.4 is whole closely laminated with spheroid 2's sphere, scrapes off the granule impurity on 7.3 both sides sphere of soft valve seat, has guaranteed the cleanness of 2 sealed faces of spheroid, prevents the harm of granule impurity on the sphere to soft valve seat, has improved soft valve seat's life.
Through the description, in the opening and closing process, the sealing requirement of the ball valve can be ensured, the service life of the ball valve soft valve seat is effectively prolonged, the sealing effect and the service life of the whole ball valve are improved, the low-carbon and high-efficiency requirements are met, and the energy-saving and emission-reduction standards are met.
The above-mentioned embodiments should not limit the present invention in any way, and all the technical solutions obtained by adopting equivalent replacement or equivalent conversion fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a take soft sealing ball valve that floats of disk seat automatically cleaning, includes valve body, valve gap, spheroid and valve seat subassembly, its characterized in that: the valve seat assembly comprises a wave spring and a cleaning ring, the wave spring is arranged in the valve cover, one end of the cleaning ring is in contact with the wave spring, and the other end of the cleaning ring is in contact with the spherical surface of the ball body.
2. The self-cleaning, floating, soft-seal ball valve with seat of claim 1, wherein: the cleaning ring comprises an outer cleaning ring and an inner cleaning ring, and a soft valve seat is arranged between the outer cleaning ring and the inner cleaning ring.
3. The self-cleaning, floating, soft-seal ball valve with seat of claim 1, wherein: the wave spring comprises a first wave spring and a second wave spring, the outer edge of the outer cleaning ring is tightly attached to the spherical surface of the sphere due to the elastic force exerted by the first wave spring, and the outer edge of the inner cleaning ring is tightly attached to the spherical surface of the sphere due to the elastic force exerted by the second wave spring.
4. The self-cleaning, floating, soft-seal ball valve with seat of claim 1, wherein: the valve seat assembly further comprises a fire collar and a compression ring, and the fire collar and the compression ring are arranged between the second wave spring and the inner cleaning ring respectively.
5. The self-cleaning, floating, soft seal ball valve with seat of claim 2 wherein: the outer cleaning ring is of an annular metal structure, the outer edge of the outer cleaning ring is in contact with the spherical surface of the sphere and is perpendicular to the spherical surface, and a scraper edge is formed at the outer edge of the outer cleaning ring.
6. The self-cleaning, floating, soft seal ball valve with seat of claim 2 wherein: the inner cleaning ring is of an annular metal structure, the outer edge of the inner cleaning ring is in contact with the spherical surface of the sphere and is perpendicular to the spherical surface, and a scraper edge is formed at the outer edge of the inner cleaning ring.
7. The self-cleaning, floating, soft-seal ball valve with seat of claim 4, wherein: an annular groove for installing a fire-proof ring is arranged on the inner cleaning ring, and the fire-proof ring is made of flexible graphite.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922458777.3U CN211599601U (en) | 2019-12-31 | 2019-12-31 | Floating soft seal ball valve with self-cleaning valve seat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922458777.3U CN211599601U (en) | 2019-12-31 | 2019-12-31 | Floating soft seal ball valve with self-cleaning valve seat |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211599601U true CN211599601U (en) | 2020-09-29 |
Family
ID=72598472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922458777.3U Active CN211599601U (en) | 2019-12-31 | 2019-12-31 | Floating soft seal ball valve with self-cleaning valve seat |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211599601U (en) |
-
2019
- 2019-12-31 CN CN201922458777.3U patent/CN211599601U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111022695B (en) | High-temperature graphite sealing titanium alloy ball valve | |
CN201028043Y (en) | Wear-resistant metal hard sealing ball valve | |
CN102269279A (en) | Cast stone ball valve with combined seal | |
CN211599601U (en) | Floating soft seal ball valve with self-cleaning valve seat | |
CN201787116U (en) | Split type hard seal plug valve | |
CN2557763Y (en) | Hard-soft double-seal ball valve | |
CN205715756U (en) | A kind of novel anti-gray valve seat construction of Coal Chemical Industry ball valve | |
CN202768892U (en) | Improved type stop valve | |
CN210014024U (en) | Novel plate valve | |
CN201705982U (en) | High-temperature wear-resistant ball valve | |
CN202338656U (en) | Metal sealing ball valve for particle medium | |
CN216112280U (en) | Hard sealing ball valve special for smelting working condition | |
CN201535363U (en) | Tri-eccentric hard-sealed butterfly valve sealing pair structure | |
CN212718121U (en) | High-temperature high-pressure hard sealing ball valve | |
CN209876009U (en) | Particle-proof ball valve | |
CN112253791A (en) | Double-sealing ball valve with compensation valve seat | |
CN201934708U (en) | Hard-soft double layer combined seal valve seat of corrugation pipe | |
CN110686092A (en) | Hemisphere metal seal fixed ball valve | |
CN219606103U (en) | Full lining ceramic ball valve | |
CN208237205U (en) | A kind of butterfly valve stuffing-box combined stuffing structure | |
CN206234458U (en) | A kind of anti-lock flue regulating butterfly valve | |
CN220706464U (en) | Valve seat structure of floating ball valve | |
CN209245309U (en) | A kind of safe gate valve of anti-medium leakage | |
CN215635105U (en) | High-temperature erosion-resistant hard sealing ball valve | |
CN104265941A (en) | Metal hard sealing plug valve with filter screen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 215000 No.42, Guijia lane, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee after: Harbin Electric Suzhou Dauson Valve Co.,Ltd. Country or region after: China Address before: 215000 No.42, Guijia lane, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee before: SUZHOU DOUSON VALVE CO.,LTD. Country or region before: China |
|
CP03 | Change of name, title or address |