CN219975371U - Full lining rubber corrosion-resistant butt-clamping type turbine butterfly valve - Google Patents
Full lining rubber corrosion-resistant butt-clamping type turbine butterfly valve Download PDFInfo
- Publication number
- CN219975371U CN219975371U CN202320467132.XU CN202320467132U CN219975371U CN 219975371 U CN219975371 U CN 219975371U CN 202320467132 U CN202320467132 U CN 202320467132U CN 219975371 U CN219975371 U CN 219975371U
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- valve
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- sealing ring
- plate
- valve body
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- 238000005260 corrosion Methods 0.000 title claims abstract description 19
- 230000007797 corrosion Effects 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model discloses a full-lining corrosion-resistant opposite-clamping type turbine butterfly valve, which relates to the technical field of butterfly valves and comprises a valve body, an operating handle arranged at the top of the valve body and a flow port arranged below the valve body, wherein a valve plate is arranged in the flow port, the top end of the valve plate is connected with the operating handle through a valve rod, a sealing ring is arranged on the inner wall of the flow port in a jogged manner, a pressing plate is arranged at the bottom end of the sealing ring, and the outer wall of the pressing plate is flush with the inner wall of the flow port. According to the utility model, the sealing ring is arranged on the inner wall of the circulation port, so that the overlooking medium is more contacted with the sealing ring and the pressing plate when flowing in the circulation port, the contact with the valve body is avoided, the service life of the valve body is prolonged, the sealing ring and the pressing plate are mounted through the screw, the sealing ring and the pressing plate are convenient to replace and maintain for a user, the whole maintenance of the valve body is avoided, and the use cost of the butterfly valve is reduced.
Description
Technical Field
The utility model relates to the technical field of butterfly valves, in particular to a full-rubber-lining corrosion-resistant butt-clamping type turbine butterfly valve.
Background
The butterfly valve is also called as a flap valve, and is a regulating valve with simple structure, and the butterfly valve capable of being used for the on-off control of low-pressure pipeline medium is a valve in which a closing member (a valve clack or a butterfly plate) is a disc and rotates around a valve shaft to achieve opening and closing, and the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive mediums, slurry, oil products, liquid metal, radioactive mediums and the like. The pipe is mainly used for cutting and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly valve opening and closing piece in the valve body, so that the purpose of opening and closing or adjusting is achieved.
For example, the chinese patent publication No. CN211525566U discloses a turbine-clamped butterfly valve, which adopts a structure with an adjustable outer ring diameter through a valve clack, and when the valve clack is worn, the sealing degree between the valve clack and a sealing ring can be enhanced by enlarging the outer ring diameter, so that the service life is prolonged, the convenience of maintenance of staff is improved, the number of times of replacing the valve clack is reduced, and the high-cost output is prevented.
The technical scheme disclosed above has improved the life of valve clack through the regulation to the valve clack, but can lead to the inside sealing hidden danger that exists of butterfly valve to the diameter adjustment to the valve clack to the butterfly valve is in the in-service use, because application range is wider, can influence the life and the flow effect of butterfly valve because of sealing hidden danger and corrosion hidden danger when using in strong corrosive medium such as carbon dioxide, sulfuric acid.
Disclosure of Invention
The utility model aims to solve the problems that the diameter adjustment of the valve clack of the existing turbine butt-clamp type butterfly valve can cause hidden danger of sealing in the butterfly valve, and the butterfly valve has wider application range in the actual use process, and the service life and flow effect of the butterfly valve are influenced by hidden danger of sealing and hidden danger of corrosion when the butterfly valve is used in strong corrosive media such as carbon dioxide, sulfuric acid and the like.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a full lining rubber corrosion resistant butt clamp formula turbine butterfly valve, includes the valve body, sets up the handle at valve body top and sets up the circulation mouth in the valve body below, the inside of circulation mouth is provided with the valve plate, and the top of valve plate is connected with the handle through the valve rod, the inner wall gomphosis of circulation mouth is provided with the sealing washer, and the bottom of sealing washer is provided with the clamp plate, and the outer wall of clamp plate flushes with the inner wall of circulation mouth;
the outer wall of the valve plate is sleeved with a rubber sleeve, and the outer side of the rubber sleeve is in compression joint with a limiting ring.
As a further description of the above technical solution:
the sealing ring is fixed with the circulation port through a screw, and the surface of the sealing ring is connected with a pressing plate.
As a further description of the above technical solution:
the sealing rings are arranged on two sides of the valve plate, and the two groups of sealing rings are symmetrically arranged about the central axis of the valve plate.
As a further description of the above technical solution:
the limiting ring and the rubber sleeve are fixedly connected with the valve plate through the screw rod, the limiting ring is symmetrically arranged on two sides of the rubber sleeve, and the limiting ring is installed on the outer wall of the valve plate in a circular structure.
As a further description of the above technical solution:
the inner wall of the circulation port is provided with a slot capable of accommodating the rubber sleeve.
In conclusion, by adopting the technical scheme, the utility model has the beneficial effects that:
1. according to the utility model, the sealing ring is arranged on the inner wall of the circulation port, so that the overlooking medium is more contacted with the sealing ring and the pressing plate when flowing in the circulation port, the contact with the valve body is avoided, the service life of the valve body is prolonged, the sealing ring and the pressing plate are mounted through the screw, the sealing ring and the pressing plate are convenient to replace and maintain for a user, the whole maintenance of the valve body is avoided, and the use cost of the butterfly valve is reduced.
2. According to the utility model, the rubber sleeve is arranged on the outer wall of the valve plate, so that the influence of abrasion on the service life of the valve plate caused by the rotation of the valve plate on the inner wall of the circulation port is avoided, and the rubber sleeve can be stably installed and detached on the outer wall of the valve plate through the arrangement of the limiting plate and the screw rod, so that the maintenance cost of the valve plate is reduced, and the contact of a strong corrosion medium and the valve plate is avoided through the arrangement of the rubber sleeve, so that the corrosion resistance effect of the butterfly valve is realized.
Drawings
FIG. 1 is a schematic perspective view of a fully lined corrosion-resistant butt-clamped butterfly valve;
FIG. 2 is a schematic side view of a cross-sectional structure of a fully lined corrosion-resistant wafer-level butterfly valve of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
fig. 4 is a schematic top view of a valve plate according to the present utility model.
Legend description:
1. a valve body; 2. an operation handle; 3. a flow port; 4. a valve plate; 5. a valve stem; 6. a screw; 7. a seal ring; 8. a pressing plate; 9. a rubber sleeve; 10. a screw; 11. and a limiting ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a full-lining corrosion-resistant opposite-clamping type turbine butterfly valve comprises a valve body 1, an operating handle 2 arranged at the top of the valve body 1, a circulation port 3 arranged below the valve body 1, a valve plate 4, a valve rod 5, a screw 6, a sealing ring 7, a pressing plate 8, a rubber sleeve 9, a screw 10 and a limiting ring 11, wherein the bottom of the valve body 1 is penetrated and provided with the circulation port 3, the circulation port 3 is circular, the valve plate 4 is arranged in the circulation port 3, the valve rod 5 is fixedly connected with the top end of the valve plate 4, the valve plate 4 is connected with the operating handle 2 through the valve rod 5, a user can drive the valve rod 5 to rotate at the top through the operating handle 2 to operate and rotate the valve plate 4, so that the valve plate 4 can regulate the flow in the circulation port 3, and the sealing ring 7 is embedded in the inner wall of the circulation port 3 for realizing the corrosion-resistant effect of the circulation medium, in order to ensure the installation stability of the sealing ring 7, the bottom end of the sealing ring 7 is provided with the pressing plate 8, the sealing ring 7 and the pressing plate 8 are fixed with the circulation port 3 through the screw 6, the pressing plate 8 is limited on the outer side of the sealing ring 7, the pressing plate 8 is made of rubber material and is of an annular structure, and is installed on the inner wall of the circulation port 3 through the screw 6, so that the sealing ring is convenient to contact with a strong corrosive medium, the outer wall of the pressing plate 8 is flush with the inner wall of the circulation port 3, the circulation stability and the circulation efficiency of the medium in the circulation port 3 are realized, the sealing ring 7 is symmetrically provided with two groups relative to the central axis of the valve plate 4, the sealing ring 7 is convenient to synchronously seal the valve plate 4 in two directions, the sealing and corrosion resisting effects in the circulation port 3 are ensured, the sealing ring 7 is fixedly installed through the screw 6, the operation is simple and convenient, the sealing ring 7 is convenient to replace and maintain in the later period of a user, and the use cost of the butterfly valve is reduced;
considering the friction loss of valve plate 4 when using, in order to reduce the frictional force of valve plate 4 and circulation mouth 3 inner wall, the outer wall cover at valve plate 4 is equipped with rubber sleeve 9, avoided the hard contact of valve plate 4 and circulation mouth 3 inner wall, moreover, the fluting that can hold rubber sleeve 9 has been seted up at the inner wall of circulation mouth 3, be favorable to improving the leakproofness of valve plate 4 at circulation mouth 3 inner wall, and for convenient user installs rubber sleeve 9, the outside crimping at rubber sleeve 9 has spacing ring 11, and spacing ring 11, rubber sleeve 9 passes through screw rod 10 and valve plate 4 fixed connection, the user of being convenient for dismantles rubber sleeve 9 through screw rod 10, spacing ring 11 is circular structure moreover, bilateral symmetry at rubber sleeve 9 sets up, the stable spacing of rubber sleeve 9 in both sides has been realized.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (5)
1. The utility model provides a full lining gum corrosion-resistant butt clamp formula turbine butterfly valve, includes valve body (1), sets up handle (2) at valve body (1) top and sets up circulation mouth (3) in valve body (1) below, its characterized in that: the inside of the circulation port (3) is provided with a valve plate (4), the top end of the valve plate (4) is connected with the operating handle (2) through a valve rod (5), the inner wall of the circulation port (3) is embedded with a sealing ring (7), the bottom end of the sealing ring (7) is provided with a pressing plate (8), and the outer wall of the pressing plate (8) is flush with the inner wall of the circulation port (3);
the outer wall of the valve plate (4) is sleeved with a rubber sleeve (9), and the outer side of the rubber sleeve (9) is in pressure connection with a limiting ring (11).
2. The full-rubber-lined corrosion-resistant butt-clamp type turbine butterfly valve of claim 1, wherein: the sealing ring (7) is fixed with the circulation port (3) through a screw (6), and the surface of the sealing ring (7) is connected with a pressing plate (8).
3. The full-rubber-lined corrosion-resistant butt-clamp type turbine butterfly valve of claim 2, wherein: the sealing rings (7) are arranged on two sides of the valve plate (4), and the two groups of sealing rings (7) are symmetrically arranged relative to the central axis of the valve plate (4).
4. The full-rubber-lined corrosion-resistant butt-clamp type turbine butterfly valve of claim 1, wherein: the limiting ring (11) and the rubber sleeve (9) are fixedly connected with the valve plate (4) through the screw rod (10), the limiting ring (11) is symmetrically arranged on two sides of the rubber sleeve (9), and the limiting ring (11) is in a circular structure and is arranged on the outer wall of the valve plate (4).
5. The full-rubber-lined corrosion-resistant butt-clamp type turbine butterfly valve of claim 1, wherein: the inner wall of the circulation port (3) is provided with a slot capable of accommodating the rubber sleeve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467132.XU CN219975371U (en) | 2023-03-13 | 2023-03-13 | Full lining rubber corrosion-resistant butt-clamping type turbine butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467132.XU CN219975371U (en) | 2023-03-13 | 2023-03-13 | Full lining rubber corrosion-resistant butt-clamping type turbine butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219975371U true CN219975371U (en) | 2023-11-07 |
Family
ID=88594561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320467132.XU Active CN219975371U (en) | 2023-03-13 | 2023-03-13 | Full lining rubber corrosion-resistant butt-clamping type turbine butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219975371U (en) |
-
2023
- 2023-03-13 CN CN202320467132.XU patent/CN219975371U/en active Active
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