CN204299799U - A kind of corrosion-inhibiting coating for offshore wind turbine and composite anti-corrosive coating structure thereof - Google Patents
A kind of corrosion-inhibiting coating for offshore wind turbine and composite anti-corrosive coating structure thereof Download PDFInfo
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- CN204299799U CN204299799U CN201420735346.1U CN201420735346U CN204299799U CN 204299799 U CN204299799 U CN 204299799U CN 201420735346 U CN201420735346 U CN 201420735346U CN 204299799 U CN204299799 U CN 204299799U
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Abstract
The utility model discloses a kind of corrosion-inhibiting coating for offshore wind turbine and composite anti-corrosive coating structure thereof, described composite anti-corrosive coating structure, comprise spray zinc layers (1) and layer of paint (2), described layer of paint (2) closely covers described spray zinc layers (1) outer surface.This composite coating structure carries out process of spraying paint again on the basis of spray zinc layers; spray zinc layers is made to be protected and strengthen; improve the antiseptic power of whole coating; for be chronically exposed to outer, to require without conduction but the higher non-installation correlation surface of requirement for anticorrosion is just in time suitable for; this coating system can improve Wind turbines protection to unit equipment under severe salt mist environment, improves the antiseptic power of Wind turbines.
Description
Technical field
The utility model belongs to clean and the technical field of regenerative resource, relates to offshore wind turbine special anti-corrosion technology, is specifically related to a kind ofly improve Wind turbines corrosion-inhibiting coating structure to the protective capability of unit equipment under severe salt mist environment.
Background technology
Along with the development of wind power technology and the progressively expansion of wind energy resources, Wind turbines progressively develops to naval counterpart from early stage inland-type.Offshore wind turbine longtime running is in hot and humid marine climate environment; humidity contained in air and salinity higher; it is very serious to the corrosion of machinery and electrical equipment in unit; therefore, improve Wind turbines under severe salt mist environment to the protection of unit equipment, to improve Wind turbines antiseptic power be one of important content in offshore wind turbine exploitation.
In the past inland-type blower fan due to requirement for anticorrosion be not very high, the single coating of zinc is only sprayed in the more employing of parts, required antiseptic property requirement can be met, and manufacturing process is easy, in process, part dimension and form and position tolerance are also easier to control, without the need to too much considering the differential spraying of different surfaces, cost is lower, always still in a large amount of use.For bad environments many offshore wind turbine, only the single coating of spray zinc cannot ensure the antiseptic property requirement of longtime running.
Utility model content
The purpose of this utility model is for the problems referred to above, considers the feature of spray zinc and paint, provides a kind of corrosion-inhibiting coating structure for offshore wind turbine.
The purpose of this utility model is realized by following technical proposals:
For a composite anti-corrosive coating structure for offshore wind turbine, comprise spray zinc layers 1 and layer of paint 2, described layer of paint 2 closely covers described spray zinc layers 1 outer surface.When preparing described composite anti-corrosive coating structure, first the certain thickness pure zinc (Zn content is not less than 99.5%-99.7%) of finished surface spraying of equipment, form spray zinc layers, then on the basis of above-mentioned spray zinc layers, certain thickness paint is sprayed again, form layer of paint 2, and then complete whole anticorrosive coating process.Process of spraying paint is carried out again in the basis of spray zinc layers; spray zinc layers is made to be protected and strengthen; improve the antiseptic power of whole coating; for be chronically exposed to outer, to require without conduction but the higher non-installation correlation surface of requirement for anticorrosion is just in time suitable for; this coating system can improve Wind turbines protection to unit equipment under severe salt mist environment, improves the antiseptic power of Wind turbines.
Alternately, in above-mentioned composite anti-corrosive coating structure, described layer of paint 2 comprises prime coat 21 and top coat layer 22, and described top coat layer 22 is closely covered in described prime coat 21 surface.The spraying of skin of paint is divided into again basecoat paint and finish paint to spray two steps successively carrying out, be conducive to carrying out accurately really controlling to the performance parameter such as coating uniformity, thickness, to improve antiseptic effect and the outward appearance of composite coating, also help make to combine between spray zinc layers 1 and layer of paint 2 more firm.
Alternately, in above-mentioned composite anti-corrosive coating structure, described prime coat 21 is daiamid epoxy paint sprayed coating.This prime coat combination property is superior, also can select other conventional priming paint.
Alternately, in above-mentioned composite anti-corrosive coating structure, the polyurethane finish paint sprayed coating of described top coat layer 22.This top coat layer combination property is superior, also can select other conventional finish paints.
Alternately, in above-mentioned composite anti-corrosive coating structure, build >=100 micron of 21 layers, described priming paint, build >=50 micron of described top coat layer 22.
Alternately, in above-mentioned composite anti-corrosive coating structure, thickness >=150 micron of described spray zinc layers.
Alternately, in above-mentioned composite anti-corrosive coating structure, gross thickness >=300 micron of described composite anti-corrosive coating structure.
Alternately, in above-mentioned composite anti-corrosive coating structure, thickness >=150 micron of described layer of paint.
Adopt the coating layer thickness parameter area in above-mentioned each optional manner, be conducive to the accurate control to each layer thickness, and the several part dimension that exists in process of described composite coating and the uppity difficult problem of form and position tolerance can be overcome.Further, the control errors of each coating layer thickness will can be controlled within 50 microns.
The utility model additionally provides a kind of corrosion-inhibiting coating for offshore wind turbine, described coating comprises installs contact surface coating and non-installation contact surface coating, described installation contact surface coating is made up of the second spray zinc layers, and described non-installation contact surface coating has any one composite anti-corrosive coating structure above-mentioned.
Alternately, in above-mentioned corrosion-inhibiting coating, the thickness of described second spray zinc layers is 100 ~ 200 microns.Phase mutual deviation is not more than 50 microns.
All features disclosed in this description, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way
The beneficial effects of the utility model:
Composite coating structure described in the utility model carries out process of spraying paint again on the basis of spray zinc layers; spray zinc layers is made to be protected and strengthen; improve the antiseptic power of whole coating; for be chronically exposed to outer, to require without conduction but the higher non-installation correlation surface of requirement for anticorrosion is just in time suitable for; this coating system can improve Wind turbines protection to unit equipment under severe salt mist environment, improves the antiseptic power of Wind turbines.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of composite coating structure described in the utility model;
Fig. 2 is the differential corrosion-inhibiting coating structural representation for offshore wind turbine described in the utility model, and double dot dash line representative spray zinc layers in figure, represented by dotted arrows layer of paint B, C, D, E, F are installation correlation surface.
Reference numeral: 1 is spray zinc layers, and 2 is layer of paint, and 21 is prime coat, and 22 is top coat layer.
Detailed description of the invention
By the following examples the utility model is specifically described; what be necessary to herein means out is that the present embodiment is only for being further described the utility model; but can not be interpreted as the restriction to the utility model protection domain, the person skilled in the art in this field can make improvement and the adjustment of some non-intrinsically safes to the utility model according to above-mentioned content of the present utility model.
embodiment 1
As shown in Figure 1, a kind of composite anti-corrosive coating structure for offshore wind turbine, comprise spray zinc layers 1 and layer of paint 2, described layer of paint 2 closely covers described spray zinc layers 1 outer surface.When preparing described composite anti-corrosive coating structure, first the certain thickness pure zinc (Zn content is not less than 99.5%-99.7%) of finished surface spraying of equipment, form spray zinc layers, then on the basis of above-mentioned spray zinc layers, certain thickness paint is sprayed again, form layer of paint 2, and then complete whole anticorrosive coating process.Process of spraying paint is carried out again in the basis of spray zinc layers; spray zinc layers is made to be protected and strengthen; improve the antiseptic power of whole coating; for be chronically exposed to outer, to require without conduction but the higher non-installation correlation surface of requirement for anticorrosion is just in time suitable for; this coating system can improve Wind turbines protection to unit equipment under severe salt mist environment, improves the antiseptic power of Wind turbines.
Alternately, in above-mentioned composite anti-corrosive coating structure, described layer of paint 2 comprises prime coat 21 and top coat layer 22, and described top coat layer 22 is closely covered in described prime coat 21 surface.
Alternately, in above-mentioned composite anti-corrosive coating structure, described prime coat 21 is daiamid epoxy paint sprayed coating.
Alternately, in above-mentioned composite anti-corrosive coating structure, the polyurethane finish paint sprayed coating of described top coat layer 22.
Alternately, in above-mentioned composite anti-corrosive coating structure, build >=100 micron of 21 layers, described priming paint, build >=50 micron of described top coat layer 22.
Alternately, in above-mentioned composite anti-corrosive coating structure, thickness >=150 micron of described spray zinc layers.
Alternately, in above-mentioned composite anti-corrosive coating structure, gross thickness >=300 micron of described composite anti-corrosive coating structure.
Alternately, in above-mentioned composite anti-corrosive coating structure, thickness >=150 micron of described layer of paint.
embodiment 2
A kind of differential corrosion-inhibiting coating for offshore wind turbine.First the certain thickness pure zinc (Zn content is not less than 99.5%-99.7%) of finished surface spraying of equipment, then, for the non-installation correlation surface of equipment, the basis of above-mentioned spray zinc layers sprays certain thickness paint (concrete structure can select described in embodiment 1 any one) again, and then completes whole anticorrosive coating process.As optional, the spraying of skin of paint is divided into again basecoat paint and finish paint to spray two steps successively carrying out.
Independent spray zinc layers itself has possessed stronger antiseptic power, and has good electric conductivity, for not being chronically exposed to outer installation correlation surface, just in time can meeting the conduction of installing between contact surface and requiring and the requirement for anticorrosion of respective surfaces; Independent layer of paint has certain antiseptic power equally; process of spraying paint is carried out again in the basis of spray zinc layers; spray zinc layers is made to be protected and strengthen; improve the antiseptic power of whole coating, for be chronically exposed to outer, to require without conduction but the higher non-installation correlation surface of requirement for anticorrosion is just in time suitable for.
Therefore, above-mentioned this coating system can improve Wind turbines protection to unit equipment under severe salt mist environment, improves the antiseptic power of Wind turbines.
embodiment 3
As shown in Figure 2, needed by equipment the surface of application to be divided into and correlation surface (in figure shown in B, C, D, E, F face) and non-installation correlation surface are installed, carry out application respectively.Install correlation surface (in figure textual annotation and D, E, F face shown in) only spray zinc make Seal treatment, zinc coating thickness is 100 ~ 200 μm, and phase mutual deviation is not more than 50 μm; Remaining surface hot spray painted zinc coating layer thickness is not less than 150 μm, preservative treatment of then spraying paint, sprayed coating gross thickness >=300 μm; Only spray zinc, do not spray paint in certain diameter region around the installation correlation surface of installing hole (the bolt head size that the large I of regional diameter uses according to installing hole or the nut size that bolt is joined are determined).
Alternately, paint can select marine rainbow old man board (HEMPEL), and process of spraying paint is as follows:
Priming paint: daiamid epoxy paint 45880-12170(is light grey), build >=100 μm;
Finish paint: polyurethane finish paint 55210-RAL7035(is light grey), build >=50 μm;
Complete spraying according to the sequencing of priming paint and finish paint when spraying paint, ensure the dry film gross thickness of each build walked and whole layer of paint, and ensure the uniformity of painting thickness.Further, ensure that layer of paint dry film gross thickness is not less than 150 μm, thickness is even.
embodiment 4 salt air corrosion contrast experiment
Respectively acceleration salt air corrosion experiment is carried out to the composite anti-corrosive coating of preparation in embodiment 1, simple spray zinc layers, simple layer of paint, the total coating thickness of three kinds of samples is all consistent, often group establishes 5 Duplicate Samples, and each sample carries out acceleration salt air corrosion experiment all at identical conditions.Result shows: composite anti-corrosive coating described in the utility model accelerate at least can to tolerate under salt air corrosion condition 300 hours and do not corrode, and simple spray zinc layers tolerates at most 150 hours, and simple layer of paint tolerates at most 90 hours.
All features disclosed in this description, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
The foregoing is only preferred embodiment of the present utility model, is only illustrative for the utility model, and nonrestrictive; Those of ordinary skill in the art understand, and can carry out many changes in the spirit and scope that the utility model limits to it, amendment, and even equivalence is changed, but all will fall into protection domain of the present utility model.
Claims (10)
1. for a composite anti-corrosive coating structure for offshore wind turbine, it is characterized in that, comprise spray zinc layers (1) and layer of paint (2), described layer of paint (2) closely covers described spray zinc layers (1) outer surface.
2. composite anti-corrosive coating structure according to claim 1, is characterized in that, described layer of paint (2) comprises prime coat (21) and top coat layer (22), and described top coat layer (22) is closely covered in described prime coat (21) surface.
3. composite anti-corrosive coating structure according to claim 2, is characterized in that, described prime coat (21) is daiamid epoxy paint sprayed coating.
4. composite anti-corrosive coating structure according to claim 2, is characterized in that, the polyurethane finish paint sprayed coating of described top coat layer (22).
5. composite anti-corrosive coating structure according to claim 2, is characterized in that, build >=100 micron of described priming paint (21) layer, build >=50 micron of described top coat layer (22).
6. corrosion-inhibiting coating structure according to claim 1, is characterized in that, thickness >=150 micron of described spray zinc layers.
7. composite anti-corrosive coating structure according to claim 1, is characterized in that, gross thickness >=300 micron of described composite anti-corrosive coating structure.
8. composite anti-corrosive coating structure according to claim 1, is characterized in that, thickness >=150 micron of described layer of paint.
9. the corrosion-inhibiting coating for offshore wind turbine, it is characterized in that, described coating comprises installs contact surface coating and non-installation contact surface coating, described installation contact surface coating is made up of the second spray zinc layers, and described non-installation contact surface coating has as the composite anti-corrosive coating structure in claim 1-8 as described in any one.
10. corrosion-inhibiting coating according to claim 9, is characterized in that, the thickness of described second spray zinc layers is 100 ~ 200 microns.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420735346.1U CN204299799U (en) | 2014-12-01 | 2014-12-01 | A kind of corrosion-inhibiting coating for offshore wind turbine and composite anti-corrosive coating structure thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420735346.1U CN204299799U (en) | 2014-12-01 | 2014-12-01 | A kind of corrosion-inhibiting coating for offshore wind turbine and composite anti-corrosive coating structure thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246317A (en) * | 2017-04-19 | 2017-10-13 | 上海科泰电源股份有限公司 | A kind of harbour power plant diesel generating set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246317A (en) * | 2017-04-19 | 2017-10-13 | 上海科泰电源股份有限公司 | A kind of harbour power plant diesel generating set |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160419 Address after: 618000 Sichuan Province, Deyang city Huashan road two No. 2 Patentee after: DONGFANG ELECTRIC WIND POWER CO., LTD. Address before: 618000 Jiangxi hi tech Industrial Park, Sichuan, Jinsha Road, No. 666, No. Patentee before: Dongfang Turbine Co., Ltd., Dongfang Electric Group |
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| CP01 | Change in the name or title of a patent holder |
Address after: 618000 2 Huashan South Road, Deyang, Sichuan, 2 Patentee after: Dongfang Electric Wind Power Co.,Ltd. Address before: 618000 2 Huashan South Road, Deyang, Sichuan, 2 Patentee before: DONGFANG ELECTRIC WIND POWER Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |