CN213762689U - Corrosion-resistant composite structure coating for steel structural member - Google Patents
Corrosion-resistant composite structure coating for steel structural member Download PDFInfo
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- CN213762689U CN213762689U CN202022722473.6U CN202022722473U CN213762689U CN 213762689 U CN213762689 U CN 213762689U CN 202022722473 U CN202022722473 U CN 202022722473U CN 213762689 U CN213762689 U CN 213762689U
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Abstract
A corrosion resistant composite structural coating for a steel structural member includes a steel structural member body; the outer surface of the steel structural member body is coated with a primer layer, the outer surface of the primer layer is provided with a gridding cloth layer, the surface of the gridding cloth layer is coated with a corrosion-resistant coating layer, the outer surface of the corrosion-resistant coating layer is coated with a waterproof layer, and the outer surface of the waterproof layer is coated with a finish coat; the corrosion-resistant coating layer comprises a phenolic resin coating layer, and a polyester resin coating layer, an epoxy resin coating layer and a polyurethane coating layer are sequentially coated on the outer surface of the phenolic resin coating layer from inside to outside; the waterproof layer comprises a polyurethane waterproof coating layer and a coagulation waterproof material layer coated on the outer surface of the polyurethane waterproof coating layer. The utility model can effectively improve the corrosion resistance and the waterproof performance of the steel structural member, and prevent the coating on the surface of the steel structural member from cracking and falling off; meanwhile, the structure is simple, and the construction difficulty is low.
Description
Technical Field
The utility model relates to a technical field is handled on the top layer of steel structure spare, especially relates to a corrosion-resistant composite construction coating for steel structure spare.
Background
The steel structure is used as a form of high-rise building structure, and is widely applied to the building industry due to the characteristics of high strength, light weight, good extensibility, good earthquake resistance, short construction period and the like. The rust removing and preventing process comprises the steps of silanization, pure manganese phosphating, washing drying, galvanization and the like, all components or parts are usually connected by welding seams, bolts or rivets, and the rust removing and preventing process is widely applied to the fields of large-scale plants, venues, super-high buildings and the like due to light dead weight and simple and convenient construction.
At present, the existing steel structure body does not have corrosion-resistant and waterproof functions, a worker is required to coat corrosion-resistant coating on the outer surface of the steel structure body, so that the corrosion-resistant effect is realized, but after the existing corrosion-resistant coating is coated on the outer surface of the steel structure body, the conditions of cracking, falling and the like easily occur, the corrosion-resistant effect is not ideal, the steel structure body is caused to be corroded and damaged easily after being used for a long time, the service life of the steel structure body is shortened, and the practicability of the steel structure body is reduced.
Therefore, the corrosion resistance and the waterproof performance of the steel structural member can be effectively improved, and the phenomena of cracking and falling off of a coating on the surface of the steel structural member are prevented; meanwhile, the corrosion-resistant composite structure coating for the steel structural member is simple in structure and low in construction difficulty.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the corrosion-resistant composite structure coating for the steel structure can effectively improve the corrosion resistance and the waterproof performance of the steel structure and prevent the coating on the surface of the steel structure from cracking and falling off; meanwhile, the structure is simple, and the construction difficulty is low.
In order to solve the technical problem, the technical scheme of the utility model is that:
a corrosion resistant composite structural coating for a steel structural member includes a steel structural member body;
the outer surface of the steel structural member body is coated with a primer layer, the outer surface of the primer layer is provided with a gridding cloth layer, the surface of the gridding cloth layer is coated with an anti-corrosion coating layer, the outer surface of the anti-corrosion coating layer is coated with a waterproof layer, and the outer surface of the waterproof layer is coated with a finish coat;
the corrosion-resistant coating layer comprises a phenolic resin coating layer, and a polyester resin coating layer, an epoxy resin coating layer and a polyurethane coating layer are sequentially coated on the outer surface of the phenolic resin coating layer from inside to outside;
the waterproof layer includes polyurethane waterproof coating layer and coat in the waterproof coating layer of polypropylene congealing material layer of polyurethane waterproof coating layer surface.
Preferably, the primer layer is a flake type zinc-rich primer layer or a low surface treatment anticorrosive primer layer.
Preferably, the mesh fabric layer is a glass fiber mesh fabric.
Preferably, the finish coat is one of a clean haze self-cleaning paint layer, an epoxy static conductive paint layer or an epoxy resin wear-resistant paint layer.
Preferably, a high weather-resistant layer is further coated between the waterproof layer and the finish coat layer, and the high weather-resistant layer is a high weather-resistant fluorocarbon finish coat layer or a polysiloxane finish coat layer.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
through the utility model discloses in, the surface coating of steel structure body has the priming paint layer, and preferably, the priming paint layer is scale type zinc-rich priming paint layer or low surface treatment anticorrosive priming paint layer, and zinc-rich priming paint can have good adhesive force to the surface of steel structure body, and has excellent rust-resistant ability; the outer surface of the primer layer is provided with a gridding cloth layer, the surface of the gridding cloth layer is coated with a corrosion-resistant coating layer, the gridding cloth layer can increase the adhesive force between the corrosion-resistant coating layer and the primer layer and prevent cracking and falling, the outer surface of the corrosion-resistant coating layer is coated with a waterproof layer, and the waterproof layer is matched with the corrosion-resistant coating layer, so that the advantages of corrosion resistance and water resistance on a steel structural member body are achieved, and the problem that the existing steel structural member body does not have the corrosion resistance and water resistance function and is easy to cause corrosion damage of the steel structural member body when the steel structural member body is used for a long time is solved; the surface coating of waterproof layer has the top facing layer, and the top facing layer can play the guard action to waterproof layer and corrosion-resistant dope layer, maintains waterproof layer and corrosion resisting property of corrosion-resistant dope layer, simultaneously, can adopt clean haze automatically cleaning dope layer, epoxy to lead one kind in static lacquer layer or the epoxy wear-resisting dope layer as the top facing layer according to on-the-spot actual conditions, in order to realize the utility model discloses have clean haze concurrently, lead static or wear-resisting characteristic.
In summary, the corrosion-resistant composite structure coating for the steel structure provided by the utility model can effectively improve the corrosion resistance and the waterproof performance of the steel structure, and prevent the coating on the surface of the steel structure from cracking and falling off; meanwhile, the structure is simple, and the construction difficulty is low.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the corrosion resistant coating layer of FIG. 1;
fig. 3 is a schematic structural view of the waterproof layer of fig. 1;
in the figure:
the coating comprises, by weight, 1-a steel structural part body, 2-a primer layer, 3-a mesh fabric layer, 4-a corrosion-resistant coating layer, 41-a phenolic resin coating layer, 42-a polyester resin coating layer, 43-an epoxy resin coating layer, 44-a polyurethane paint layer, 5-a waterproof layer, 51-a polyurethane waterproof coating layer, 52-a polypropylene waterproof material layer, 6-a finish coat and 7-a high weather-resistant layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the present invention includes a steel structural member body 1.
The surface coating of steel structure body 1 has priming paint layer 2, and the surface coating of priming paint layer 2 is provided with net cloth layer 3, and the surface coating on net cloth layer 3 has corrosion resistant coating layer 4, and the surface coating of corrosion resistant coating layer 4 has waterproof layer 5, and the surface coating of waterproof layer 5 has finish coat 6.
Preferably, the primer layer 2 is a flake-type zinc-rich primer layer or a low-surface-treatment anti-corrosion primer layer, and the zinc-rich primer has good adhesion to the outer surface of the steel structural member body 1 and excellent anti-corrosion capability.
The surface coating of net cloth layer 3 has corrosion resistant coating layer 4, and net cloth layer 3 is glass fiber net cloth, and net cloth layer 3 can increase the adhesive force between corrosion resistant coating layer 4 and priming paint layer 2, prevents the phenomenon of fracture, droing.
Preferably, the corrosion-resistant coating layer 4 comprises a phenolic resin coating layer 41, and a polyester resin coating layer 42, an epoxy resin coating layer 43 and a polyurethane coating layer 44 are sequentially coated on the outer surface of the phenolic resin coating layer 41 from inside to outside; the waterproof layer 5 includes a polyurethane waterproof coating layer 51 and a condensation waterproof material layer 52 coated on the outer surface of the polyurethane waterproof coating layer 51.
The surface coating of corrosion-resistant dope layer 4 has waterproof layer 5, and waterproof layer 5 and the cooperation of corrosion-resistant dope layer 4 have reached corrosion-resistant and waterproof advantage to steel structure spare body 1, have solved current steel structure spare body 1 and have not had corrosion-resistant and waterproof function, lead to steel structure spare body 1 when long-term the use, cause steel structure spare body 1 to appear corrosion damage easily.
Preferably, the finish coat 6 is one of a clean haze self-cleaning paint layer, an epoxy static conductive paint layer or an epoxy resin wear-resistant paint layer. The surface layer 6 can protect the waterproof layer 5 and the corrosion-resistant coating layer 4, and maintain the waterproof and corrosion-resistant performances of the waterproof layer 5 and the corrosion-resistant coating layer 4; simultaneously, in the in-service use, can select one of net haze automatically cleaning dope layer, epoxy to lead static lacquer layer or the wear-resisting dope layer of epoxy as the top facing layer according to job site's requirement, in order to realize the utility model discloses have net haze concurrently, lead static or wear-resisting characteristic, enlarged the utility model discloses an application scope.
A high weather-resistant layer 7 is coated between the waterproof layer 5 and the finish coat 6, and the high weather-resistant layer 7 is a high weather-resistant fluorocarbon finish coat layer or a polysiloxane finish coat layer.
In summary, the corrosion-resistant composite structure coating for the steel structure provided by the utility model can effectively improve the corrosion resistance and the waterproof performance of the steel structure, and prevent the coating on the surface of the steel structure from cracking and falling off; meanwhile, the structure is simple, and the construction difficulty is low.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A corrosion-resistant composite structure coating for a steel structural member is characterized by comprising a steel structural member body;
the outer surface of the steel structural member body is coated with a primer layer, the outer surface of the primer layer is provided with a gridding cloth layer, the surface of the gridding cloth layer is coated with an anti-corrosion coating layer, the outer surface of the anti-corrosion coating layer is coated with a waterproof layer, and the outer surface of the waterproof layer is coated with a finish coat;
the corrosion-resistant coating layer comprises a phenolic resin coating layer, and a polyester resin coating layer, an epoxy resin coating layer and a polyurethane coating layer are sequentially coated on the outer surface of the phenolic resin coating layer from inside to outside;
the waterproof layer includes polyurethane waterproof coating layer and coat in the waterproof coating layer of polypropylene congealing material layer of polyurethane waterproof coating layer surface.
2. The corrosion resistant composite structural coating for a steel structural member according to claim 1, wherein the primer layer is a flake type zinc rich primer layer or a low surface treatment corrosion resistant primer layer.
3. A corrosion resistant composite structural coating for steel structural members as claimed in claim 1 wherein said scrim layer is a fiberglass scrim.
4. The corrosion resistant composite structural coating for a steel structure of claim 1, wherein said finish coating is one of a haze-clearing self-cleaning paint layer, an epoxy static conductive paint layer, or an epoxy abrasion resistant paint layer.
5. The corrosion resistant composite structural coating for steel structural members according to claim 1, wherein a highly weatherable layer is further coated between said waterproof layer and said finish layer, said highly weatherable layer being a highly weatherable fluorocarbon finish layer or a polysiloxane finish layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022722473.6U CN213762689U (en) | 2020-11-23 | 2020-11-23 | Corrosion-resistant composite structure coating for steel structural member |
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| CN202022722473.6U CN213762689U (en) | 2020-11-23 | 2020-11-23 | Corrosion-resistant composite structure coating for steel structural member |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600463A (en) * | 2021-08-04 | 2021-11-05 | 盐城工学院 | Anti-corrosion treatment method for steel structure iron tower resistant to marine climate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600463A (en) * | 2021-08-04 | 2021-11-05 | 盐城工学院 | Anti-corrosion treatment method for steel structure iron tower resistant to marine climate |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Corrosion resistant composite structure coating for steel structure parts Effective date of registration: 20211224 Granted publication date: 20210723 Pledgee: Weifang Bank Co.,Ltd. Linqu sub branch Pledgor: WEIFANG TAILAI STEEL STRUCTURE ENGINEERING Co.,Ltd. Registration number: Y2021980016209 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |