CN220060703U - Wear-resistant high-strength gate valve - Google Patents
Wear-resistant high-strength gate valve Download PDFInfo
- Publication number
- CN220060703U CN220060703U CN202321553193.4U CN202321553193U CN220060703U CN 220060703 U CN220060703 U CN 220060703U CN 202321553193 U CN202321553193 U CN 202321553193U CN 220060703 U CN220060703 U CN 220060703U
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- China
- Prior art keywords
- gate valve
- strength gate
- valve body
- strength
- wear
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- 239000010410 layer Substances 0.000 claims abstract description 55
- 230000007797 corrosion Effects 0.000 claims abstract description 44
- 238000005260 corrosion Methods 0.000 claims abstract description 44
- 239000011247 coating layer Substances 0.000 claims abstract description 42
- 239000003973 paint Substances 0.000 claims abstract description 23
- GDXWHFPKFUYWBE-UHFFFAOYSA-N [F].Cl Chemical compound [F].Cl GDXWHFPKFUYWBE-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 19
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 19
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 19
- 238000005524 ceramic coating Methods 0.000 claims abstract description 18
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003822 epoxy resin Substances 0.000 claims abstract description 10
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 229920006334 epoxy coating Polymers 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model discloses a wear-resistant high-strength gate valve, which comprises a high-strength gate valve body, wherein a gate valve switch is fixedly connected to the top of the high-strength gate valve body, and mounting flanges are communicated with the front end and the rear end of the high-strength gate valve body. According to the utility model, the wear-resistant layer, the silicon carbide ceramic coating layer, the epoxy resin coating layer, the corrosion-resistant layer, the polyvinyl chloride fluorine-containing coating layer and the rubber paint coating layer are mutually matched, so that the wear resistance and corrosion resistance of the high-strength gate valve are improved, the wear resistance of the high-strength gate valve can be effectively improved when the high-strength gate valve is rubbed for a long time, the high-strength gate valve is prevented from being rubbed and damaged, the service life of the high-strength gate valve is prolonged, and meanwhile, the corrosion resistance of the inner wall of the high-strength gate valve can be effectively improved when the high-strength gate valve is used for a long time, the corrosion damage of the inner wall of the high-strength gate valve is prevented, and the service life of the high-strength gate valve is prolonged.
Description
Technical Field
The utility model relates to the technical field of gate valves, in particular to a wear-resistant high-strength gate valve.
Background
The gate valve is a gate plate of an opening and closing piece, the moving direction of the gate plate is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed, the gate valve cannot be regulated and throttled, the gate valve is sealed through contact between a valve seat and the gate plate, the gate plate is provided with a rigid gate plate and an elastic gate plate, and the gate valve is divided into the rigid gate valve and the elastic gate valve according to different gate plates.
The existing high-strength gate valve is poor in wear resistance, so that the high-strength gate valve is easy to be damaged by friction when being rubbed for a long time, the service life of the high-strength gate valve is shortened, meanwhile, the high-strength gate valve is poor in corrosion resistance, the inner wall of the high-strength gate valve is easy to be damaged by corrosion when being used for a long time, and the service life of the high-strength gate valve is shortened.
Disclosure of Invention
The utility model aims to provide a wear-resistant high-strength gate valve, which has the advantages of improving the wear resistance and corrosion resistance of the high-strength gate valve, and solves the problems that the wear resistance of the existing high-strength gate valve is poor, so that the high-strength gate valve is easy to be damaged by friction when being rubbed for a long time, and the corrosion resistance of the high-strength gate valve is poor, so that the inner wall of the high-strength gate valve is easy to be damaged by corrosion when the high-strength gate valve is used for a long time.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the wear-resistant high-strength gate valve comprises a high-strength gate valve body, a gate valve switch is fixedly connected to the top of the high-strength gate valve body, the front end and the rear end of the high-strength gate valve body are both communicated with mounting flanges, a wear-resistant layer is arranged on the surface of the high-strength gate valve body, and a corrosion-resistant layer is arranged on the inner wall of the high-strength gate valve body;
the wear-resistant layer comprises a silicon carbide ceramic coating layer, and the surface of the silicon carbide ceramic coating layer is coated with an epoxy resin coating layer;
the corrosion-resistant layer comprises a polyvinyl chloride fluorine-containing paint layer, and the inner wall of the polyvinyl chloride fluorine-containing paint layer is coated with a rubber paint layer.
As a preferable scheme, the inner wall of the silicon carbide ceramic coating layer is coated on the surface of the high-strength gate valve body, and the thicknesses of the silicon carbide ceramic coating layer and the epoxy resin coating layer are the same.
As a preferable scheme, the inner cavity of the wear-resistant layer is positioned on the surface of the high-strength gate valve body, and the diameter of the wear-resistant layer is larger than that of the high-strength gate valve body.
As a preferable scheme, the surface of the polyvinyl chloride fluorine-containing coating layer is coated on the inner wall of the high-strength gate valve body, and the thicknesses of the polyvinyl chloride fluorine-containing coating layer and the rubber paint coating layer are the same.
Preferably, the surface of the corrosion-resistant layer is positioned on the inner wall of the high-strength gate valve body, and the diameter of the corrosion-resistant layer is smaller than that of the high-strength gate valve body.
As a preferable scheme, the periphery of the inner cavity of the mounting flange is provided with mounting grooves which are annular and equidistantly arranged in the inner cavity of the mounting flange.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the wear-resistant layer, the silicon carbide ceramic coating layer, the epoxy resin coating layer, the corrosion-resistant layer, the polyvinyl chloride fluorine-containing coating layer and the rubber paint coating layer are mutually matched, so that the wear resistance and corrosion resistance of the high-strength gate valve are improved, the wear resistance of the high-strength gate valve can be effectively improved when the high-strength gate valve is rubbed for a long time, the high-strength gate valve is prevented from being rubbed and damaged, the service life of the high-strength gate valve is prolonged, and meanwhile, the corrosion resistance of the inner wall of the high-strength gate valve can be effectively improved when the high-strength gate valve is used for a long time, the corrosion damage of the inner wall of the high-strength gate valve is prevented, and the service life of the high-strength gate valve is prolonged.
2. According to the high-strength gate valve, the wear-resistant layer, the silicon carbide ceramic coating layer and the epoxy resin coating layer are matched with each other, so that the wear-resistant performance of the high-strength gate valve body is improved, the wear-resistant performance of the high-strength gate valve body can be effectively improved, the friction damage of the high-strength gate valve body is prevented, the service life of the high-strength gate valve body is prolonged, the corrosion-resistant layer, the polyvinyl chloride fluorine-containing coating layer and the rubber paint coating layer are matched with each other, the corrosion-resistant performance of the high-strength gate valve body is improved, the corrosion-resistant performance of the inner wall of the high-strength gate valve body can be effectively improved, the corrosion damage of the inner wall of the high-strength gate valve body is prevented, the service life of the high-strength gate valve body is prolonged, and the high-strength gate valve body is convenient to install through the installation flange and the installation groove.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the front structure of the present utility model;
FIG. 3 is an enlarged cross-sectional view of the inner structure of the wear-resistant layer of the present utility model;
FIG. 4 is an enlarged cross-sectional view of the inner structure of the corrosion-resistant layer of the present utility model.
In the figure: 1. a high strength gate valve body; 2. a gate valve switch; 3. a mounting flange; 4. a wear-resistant layer; 41. a silicon carbide ceramic coating layer; 42. an epoxy resin coating layer; 5. a corrosion resistant layer; 51. a polyvinyl chloride fluorine-containing paint layer; 52. and (5) coating the rubber paint layer.
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 wear-resistant high-strength gate valve comprises a high-strength gate valve body 1, a gate valve switch 2 is fixedly connected to the top of the high-strength gate valve body 1, mounting flanges 3 are respectively communicated with the front end and the rear end of the high-strength gate valve body 1, a wear-resistant layer 4 is arranged on the surface of the high-strength gate valve body 1, and a corrosion-resistant layer 5 is arranged on the inner wall of the high-strength gate valve body 1;
the wear-resistant layer 4 comprises a silicon carbide ceramic coating layer 41, and the surface of the silicon carbide ceramic coating layer 41 is coated with an epoxy resin coating layer 42;
the corrosion-resistant layer 5 comprises a polyvinyl chloride fluorine-containing paint layer 51, the inner wall of the polyvinyl chloride fluorine-containing paint layer 51 is coated with a rubber paint layer 52, the wear-resistant layer 4, the silicon carbide ceramic paint layer 41, the epoxy resin paint layer 42, the corrosion-resistant layer 5, the polyvinyl chloride fluorine-containing paint layer 51 and the rubber paint layer 52 are mutually matched, the wear resistance and corrosion resistance of the high-strength gate valve are improved, the wear resistance of the high-strength gate valve can be effectively improved when the high-strength gate valve is rubbed for a long time, friction damage of the high-strength gate valve is prevented, the service life of the high-strength gate valve is prolonged, meanwhile, the corrosion resistance of the inner wall of the high-strength gate valve can be effectively improved when the high-strength gate valve is used for a long time, the corrosion damage of the inner wall of the high-strength gate valve is prevented, and the service life of the high-strength gate valve is prolonged.
The inner wall coating of carborundum ceramic coating 41 is on the surface of high strength gate valve body 1, and carborundum ceramic coating 41 is the same with the thickness of epoxy coating 42, and the inner chamber of wearing layer 4 is located the surface of high strength gate valve body 1, and the diameter of wearing layer 4 is greater than the diameter of high strength gate valve body 1.
Through above-mentioned technical scheme, through setting up wearing layer 4, carborundum ceramic coating layer 41 and epoxy coating layer 42 mutually supporting, play the effect that has improved the wear resistance of high strength gate valve body 1, can effectively improve the wear resistance of high strength gate valve body 1, prevent that high strength gate valve body 1 from appearing friction damage, prolonged the life of high strength gate valve body 1.
The surface coating of polyvinyl chloride fluorine-containing coating layer 51 is in the inner wall of high strength gate valve body 1, and polyvinyl chloride fluorine-containing coating layer 51 is the same with the thickness of chemical rubber paint coating layer 52, and corrosion resistant layer 5's surface is located the inner wall of high strength gate valve body 1, and corrosion resistant layer 5's diameter is less than the diameter of high strength gate valve body 1.
Through above-mentioned technical scheme, through setting up corrosion-resistant layer 5, polyvinyl chloride fluorine-containing coating layer 51 and change rubber paint coating layer 52 mutually supporting, play the effect that has improved the corrosion resistance of high strength gate valve body 1, can effectively improve the corrosion resistance of high strength gate valve body 1 inner wall, prevent that the corrosion damage from appearing in high strength gate valve body 1 inner wall, prolonged the life of high strength gate valve body 1.
The periphery of the inner cavity of the mounting flange 3 is provided with mounting grooves which are formed in an annular equidistant manner in the inner cavity of the mounting flange 3.
Through above-mentioned technical scheme, through setting up mounting flange 3 and mounting groove, play the effect of easy to assemble to high strength gate valve body 1.
The working principle of the utility model is as follows: through setting up wearing layer 4, carborundum ceramic coating 41 and epoxy coating 42 mutually support, play the effect that improves the wear resistance of high strength gate valve body 1, can effectively improve the wear resistance of high strength gate valve body 1, prevent that high strength gate valve body 1 from appearing friction damage, prolonged the life of high strength gate valve body 1, through setting up corrosion-resistant layer 5, polyvinyl chloride fluorine-containing coating 51 and the effect of becoming rubber paint coating 52 mutually support, play the effect that improves the corrosion resistance of high strength gate valve body 1, can effectively improve the corrosion resistance of high strength gate valve body 1 inner wall, prevent that corrosion damage from appearing in high strength gate valve body 1 inner wall, prolonged the life of high strength gate valve body 1, thereby reach the advantage that improves high strength gate valve wear resistance and corrosion resistance.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a wear-resisting high strength gate valve, includes high strength gate valve body (1), its characterized in that: the high-strength gate valve is characterized in that a gate valve switch (2) is fixedly connected to the top of the high-strength gate valve body (1), the front end and the rear end of the high-strength gate valve body (1) are both communicated with a mounting flange (3), a wear-resistant layer (4) is arranged on the surface of the high-strength gate valve body (1), and a corrosion-resistant layer (5) is arranged on the inner wall of the high-strength gate valve body (1);
the wear-resistant layer (4) comprises a silicon carbide ceramic coating layer (41), and the surface of the silicon carbide ceramic coating layer (41) is coated with an epoxy resin coating layer (42);
the corrosion-resistant layer (5) comprises a polyvinyl chloride fluorine-containing paint layer (51), and the inner wall of the polyvinyl chloride fluorine-containing paint layer (51) is coated with a rubber paint layer (52).
2. A wear resistant high strength gate valve as set forth in claim 1, wherein: the inner wall of the silicon carbide ceramic coating layer (41) is coated on the surface of the high-strength gate valve body (1), and the thicknesses of the silicon carbide ceramic coating layer (41) and the epoxy resin coating layer (42) are the same.
3. A wear resistant high strength gate valve as set forth in claim 1, wherein: the inner cavity of the wear-resistant layer (4) is positioned on the surface of the high-strength gate valve body (1), and the diameter of the wear-resistant layer (4) is larger than that of the high-strength gate valve body (1).
4. A wear resistant high strength gate valve as set forth in claim 1, wherein: the surface of the polyvinyl chloride fluorine-containing coating layer (51) is coated on the inner wall of the high-strength gate valve body (1), and the thicknesses of the polyvinyl chloride fluorine-containing coating layer (51) and the rubber paint coating layer (52) are the same.
5. A wear resistant high strength gate valve as set forth in claim 1, wherein: the surface of the corrosion-resistant layer (5) is positioned on the inner wall of the high-strength gate valve body (1), and the diameter of the corrosion-resistant layer (5) is smaller than that of the high-strength gate valve body (1).
6. A wear resistant high strength gate valve as set forth in claim 1, wherein: the periphery of the inner cavity of the mounting flange (3) is provided with mounting grooves which are formed in the inner cavity of the mounting flange (3) at equal intervals in an annular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321553193.4U CN220060703U (en) | 2023-06-17 | 2023-06-17 | Wear-resistant high-strength gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321553193.4U CN220060703U (en) | 2023-06-17 | 2023-06-17 | Wear-resistant high-strength gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220060703U true CN220060703U (en) | 2023-11-21 |
Family
ID=88763137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321553193.4U Active CN220060703U (en) | 2023-06-17 | 2023-06-17 | Wear-resistant high-strength gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220060703U (en) |
-
2023
- 2023-06-17 CN CN202321553193.4U patent/CN220060703U/en active Active
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