CN216046008U - Novel flange with good surface weather resistance - Google Patents
Novel flange with good surface weather resistance Download PDFInfo
- Publication number
- CN216046008U CN216046008U CN202122027698.4U CN202122027698U CN216046008U CN 216046008 U CN216046008 U CN 216046008U CN 202122027698 U CN202122027698 U CN 202122027698U CN 216046008 U CN216046008 U CN 216046008U
- Authority
- CN
- China
- Prior art keywords
- coating
- protective layer
- flange
- tungsten carbide
- coal tar
- 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.)
- Expired - Fee Related
Links
- 239000011248 coating agent Substances 0.000 claims abstract description 106
- 238000000576 coating method Methods 0.000 claims abstract description 106
- 239000004593 Epoxy Substances 0.000 claims abstract description 29
- 239000011241 protective layer Substances 0.000 claims abstract description 27
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000011294 coal tar pitch Substances 0.000 claims abstract description 24
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(iv) oxide Chemical compound O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 claims abstract description 19
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000010410 layer Substances 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 229910000449 hafnium oxide Inorganic materials 0.000 claims abstract description 11
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000005260 corrosion Methods 0.000 claims abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 8
- 230000009970 fire resistant effect Effects 0.000 abstract description 3
- 239000010426 asphalt Substances 0.000 abstract 1
- 239000003245 coal Substances 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- 239000011300 coal pitch Substances 0.000 description 4
- 241000588731 Hafnia Species 0.000 description 3
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 210000000438 stratum basale Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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- Laminated Bodies (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
The utility model discloses a novel flange with good surface weather resistance, which comprises a flange body, wherein the flange body comprises a substrate layer, a second protective layer is arranged on the outer side of the substrate layer, meanwhile, the second protective layer comprises an epoxy coal asphalt anti-corrosion coating and an aluminum oxide coating, a first protective layer is arranged on the outer side of the second protective layer, and the first protective layer comprises a tungsten carbide coating and a hafnium oxide coating. The flange comprises a flange body, a first protective layer and a second protective layer, wherein the first protective layer comprises a tungsten carbide coating and a hafnium dioxide coating, the tungsten carbide coating can improve the whole wear resistance of the flange body, the hafnium dioxide coating can play a role in fire-resistant protection of the flange body after the tungsten carbide coating is damaged, the second protective layer comprises an epoxy coal tar pitch anticorrosive coating and an aluminum oxide coating, the epoxy coal tar pitch anticorrosive coating can improve the whole corrosion resistance of the flange body, and the aluminum oxide coating can play a role in oxidation-resistant protection of the flange body after the epoxy coal tar pitch anticorrosive coating is damaged.
Description
Technical Field
The utility model relates to the technical field of flanges, in particular to a novel flange with good surface weather resistance.
Background
The flange is also called a flange disc or a flange, is a part for mutually connecting a shaft and the shaft, is used for connecting pipe ends, is also provided with a flange on an inlet and an outlet of equipment, and is used for connecting the two equipment, but the existing flange has poor effects of wear resistance, corrosion resistance and the like, so that the service life of the flange is shortened, and therefore, the novel flange with good surface weather resistance is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel flange with good surface weather resistance, which has the advantage of long service life and solves the problem that the service life of the existing flange is shortened due to poor effects of wear resistance, corrosion resistance and the like.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel flange that surface weatherability is good, includes the flange body, the flange body includes the stratum basale, and the outside of stratum basale is provided with the second inoxidizing coating, and simultaneously, the second inoxidizing coating includes epoxy coal pitch anticorrosive coating and aluminium oxide coating, the outside of second inoxidizing coating is provided with first inoxidizing coating, and first inoxidizing coating includes tungsten carbide coating and hafnia coating.
Preferably, the aluminum oxide coating is coated on the outer side of the substrate layer, and the epoxy coal tar pitch anticorrosive coating is coated on the outer side of the aluminum oxide coating.
Preferably, the thickness of the epoxy coal tar pitch anticorrosive coating is the same as that of the aluminum oxide coating, and the thickness of the epoxy coal tar pitch anticorrosive coating is one hundred to two hundred micrometers.
Preferably, the hafnium oxide coating is coated on the outer side of the epoxy coal tar pitch anticorrosive coating, and the tungsten carbide coating is coated on the outer side of the hafnium oxide coating.
Preferably, the tungsten carbide coating and the hafnium oxide coating have the same thickness, and the tungsten carbide coating has a thickness of one hundred eighty to two hundred fifty microns.
Preferably, the mounting holes are formed in the inner surface of the flange body, the number of the mounting holes is four, and meanwhile, included angles between every two adjacent mounting holes are the same.
Compared with the prior art, the utility model has the following beneficial effects:
the flange is provided with the first protective layer comprising the tungsten carbide coating and the hafnium oxide coating, wherein the tungsten carbide coating can improve the integral wear resistance of the flange, the hafnium oxide coating can play a role in fire-resistant protection of the flange after the tungsten carbide coating is damaged, the second protective layer comprising the epoxy coal tar pitch anticorrosive coating and the aluminum oxide coating is arranged, the epoxy coal tar pitch anticorrosive coating can improve the integral corrosion resistance of the flange, the aluminum oxide coating can play a role in anti-oxidation protection of the flange after the epoxy coal tar pitch anticorrosive coating is damaged, and through the matching of the structures, the integral wear resistance, corrosion resistance and the like of the flange are effectively improved, so that the service life of the flange is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a substrate layer structure according to the present invention;
FIG. 3 is a schematic view of a first protective layer structure according to the present invention;
FIG. 4 is a structural diagram of a second protective layer according to the present invention.
In the figure: the composite material comprises a flange body 1, a substrate layer 11, a first protective layer 12, a tungsten carbide coating 121, a hafnium oxide coating 122, a second protective layer 13, an epoxy coal tar pitch anticorrosive coating 131, an aluminum oxide coating 132 and a mounting hole 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The flange body 1, the substrate layer 11, the first protective layer 12, the tungsten carbide coating 121, the hafnium oxide coating 122, the second protective layer 13, the epoxy coal tar pitch anticorrosive coating 131, the aluminum oxide coating 132 and the mounting hole 2 are all universal standard parts or parts known by those skilled in the art, and the structure and the principle of the parts are known by the technical manual or known by a conventional experimental method.
Referring to fig. 1-4, a novel flange with good surface weatherability comprises a flange body 1, wherein the flange body 1 comprises a substrate layer 11, a second protective layer 13 is arranged on the outer side of the substrate layer 11, meanwhile, the second protective layer 13 comprises an epoxy coal tar pitch anticorrosive coating 131 and an aluminum oxide coating 132, the epoxy coal tar pitch anticorrosive coating 131 can improve the overall corrosion resistance of the flange, the aluminum oxide coating 132 can play a role in carrying out anti-oxidation protection on the flange after the epoxy coal tar pitch anticorrosive coating 131 is damaged, the aluminum oxide coating 132 is coated on the outer side of the substrate layer 11, the epoxy coal tar pitch anticorrosive coating 131 is coated on the outer side of the aluminum oxide coating 132, the epoxy coal tar pitch anticorrosive coating 131 and the aluminum oxide coating 132 have the same thickness, the epoxy coal tar pitch anticorrosive coating 131 has a thickness of one hundred to two hundred microns, the first protective layer 12 is arranged on the outer side of the second protective layer 13, the first protective layer 12 comprises a tungsten carbide coating 121 and a hafnium dioxide coating 122, the tungsten carbide coating 121 can improve the overall wear resistance of the flange, the hafnium dioxide coating 122 can play a role in protecting the flange against fire after the tungsten carbide coating 121 is damaged, the hafnium dioxide coating 122 is coated on the outer side of the epoxy coal tar pitch anticorrosive coating 131, the tungsten carbide coating 121 is coated on the outer side of the hafnium dioxide coating 122, the thicknesses of the tungsten carbide coating 121 and the hafnium dioxide coating 122 are the same, the thickness of the tungsten carbide coating 121 is one hundred eighty to two hundred fifty microns, mounting holes 2 are formed in the inner surface of the flange body 1, the number of the mounting holes 2 is four, and the included angles between every two adjacent mounting holes 2 are the same.
During the use, set up the first inoxidizing coating 12 including tungsten carbide coating 121 and hafnia coating 122, tungsten carbide coating 121 wherein can improve the holistic wearability of this flange, hafnia coating 122 can play and carry out fire-resistant guard action to this flange after tungsten carbide coating 121 damages, second inoxidizing coating 13 including epoxy coal pitch anticorrosive coating 131 and aluminium oxide coating 132 has been set up, epoxy coal pitch anticorrosive coating 131 wherein can improve the holistic corrosion resistance of this flange, aluminium oxide coating 132 can play and carry out anti-oxidant guard action to this flange after epoxy coal pitch anticorrosive coating 131 damages, through the cooperation of above structure, effectively improved the holistic properties such as the wearability of this flange, corrosion-resistant, thereby its life has been prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 novel flange that surface weatherability is good, includes flange body (1), its characterized in that: the flange body (1) comprises a substrate layer (11), a second protective layer (13) is arranged on the outer side of the substrate layer (11), meanwhile, the second protective layer (13) comprises an epoxy coal tar pitch anti-corrosion coating (131) and an aluminum oxide coating (132), a first protective layer (12) is arranged on the outer side of the second protective layer (13), and the first protective layer (12) comprises a tungsten carbide coating (121) and a hafnium dioxide coating (122).
2. The novel flange with good surface weather resistance as claimed in claim 1, wherein: the aluminum oxide coating (132) is coated on the outer side of the substrate layer (11), and the epoxy coal tar pitch anticorrosive coating (131) is coated on the outer side of the aluminum oxide coating (132).
3. The novel flange with good surface weather resistance as claimed in claim 1, wherein: the thickness of the epoxy coal tar pitch anticorrosive coating (131) is the same as that of the aluminum oxide coating (132), and the thickness of the epoxy coal tar pitch anticorrosive coating (131) is one hundred to two hundred micrometers.
4. The novel flange with good surface weather resistance as claimed in claim 1, wherein: the hafnium oxide coating (122) is coated on the outer side of the epoxy coal tar pitch anticorrosive coating (131), and the tungsten carbide coating (121) is coated on the outer side of the hafnium oxide coating (122).
5. The novel flange with good surface weather resistance as claimed in claim 1, wherein: the tungsten carbide coating (121) and the hafnium oxide coating (122) have the same thickness, and the tungsten carbide coating (121) has a thickness of one hundred eighty to two hundred fifty microns.
6. The novel flange with good surface weather resistance as claimed in claim 1, wherein: mounting holes (2) are formed in the inner surface of the flange body (1), the number of the mounting holes (2) is four, and meanwhile, included angles between every two adjacent mounting holes (2) are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122027698.4U CN216046008U (en) | 2021-08-26 | 2021-08-26 | Novel flange with good surface weather resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122027698.4U CN216046008U (en) | 2021-08-26 | 2021-08-26 | Novel flange with good surface weather resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216046008U true CN216046008U (en) | 2022-03-15 |
Family
ID=80621773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122027698.4U Expired - Fee Related CN216046008U (en) | 2021-08-26 | 2021-08-26 | Novel flange with good surface weather resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216046008U (en) |
-
2021
- 2021-08-26 CN CN202122027698.4U patent/CN216046008U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20220315 |