CN210197719U - Acid and alkali resistant colored precoated plate for water heater - Google Patents
Acid and alkali resistant colored precoated plate for water heater Download PDFInfo
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- CN210197719U CN210197719U CN201920931226.1U CN201920931226U CN210197719U CN 210197719 U CN210197719 U CN 210197719U CN 201920931226 U CN201920931226 U CN 201920931226U CN 210197719 U CN210197719 U CN 210197719U
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Abstract
The acid and alkali resistant water heater color precoating plate mainly comprises a substrate, wherein a first water-soluble organic composite coating agent layer, a first heat insulation layer, a fluorocarbon coating and a nano baking paint layer are sequentially arranged on the upper surface of the substrate; the lower surface of the base plate is provided with a second water-soluble organic composite coating agent layer, a second heat insulation layer and an epoxy back paint layer, and the precoating plate is scientific in structural design, acid-base resistant, heat-insulating and sound-insulating.
Description
Technical Field
The utility model relates to a surface decorative plate material field especially relates to an acid and alkali-resistance is colored plate of precoating for water heater.
Background
The color coated sheet is also called color steel sheet and color sheet in the industry. The color coated steel sheet is a product produced by using a cold-rolled steel sheet and a galvanized steel sheet as substrates, performing surface pretreatment (degreasing, cleaning, chemical conversion treatment), continuously coating a paint (roll coating method), baking, and cooling. The coated steel plate has light weight, beautiful appearance and good corrosion resistance, can be directly processed, provides a novel raw material for the building industry, the shipbuilding industry, the vehicle manufacturing industry, the household appliance industry, the electrical industry and the like, and has good effects of replacing wood with steel, high-efficiency construction, energy conservation, pollution prevention and the like.
However, different household appliances operate in different environments, so that requirements for the color-coated sheet are different, for example, a water heater often operates in a humid environment, and the color-coated sheet used on the water heater needs to be acid-resistant and alkali-resistant, has heat-insulating performance and has a sound-insulating effect according to the working characteristics of the water heater.
Chinese patent CN105500827A discloses a single-coating PCM color-coated steel plate, which has excellent scratch resistance, adhesion, corrosion resistance, reduced comprehensive production cost, improved production efficiency, optimized production process, environmental protection, and low carbon, but the color-coated steel plate of the patent is obviously insufficient in the direction of heat insulation and sound insulation.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a structural design science, acid and alkali-resistance, thermal-insulated, syllable-dividing acid and alkali-resistance colour board of precoating for the water heater.
For realizing the utility model provides the following technical scheme:
the acid and alkali resistant water heater color precoating plate mainly comprises a substrate, wherein a first water-soluble organic composite coating agent layer, a first heat insulation layer, a fluorocarbon coating and a nano baking paint layer are sequentially arranged on the upper surface of the substrate; and a second water-soluble organic composite coating agent layer, a second heat insulation layer and an epoxy back paint layer are arranged on the lower surface of the substrate.
Further, a protective film is arranged on the upper surface of the nano baking varnish layer.
Further, sound insulation layer is arranged on the lower surface of the epoxy back paint layer.
Further, the first heat insulation layer and the second heat insulation layer are both silica aerogel coatings.
Furthermore, the thickness of the first heat insulation layer is 2-3 μm, and the thickness of the second heat insulation layer is 3-5 μm.
The utility model discloses an useful part:
firstly, the method comprises the following steps: the acid and alkali resistance of the plate is improved by arranging the fluorocarbon coating, and the fluorocarbon coating has excellent weather resistance, friction resistance, wiping resistance, contamination resistance, acid resistance, alkali resistance, oil repellency, water repellency and other properties;
secondly, the method comprises the following steps: arranging a nano baking paint layer, baking a compact nano baking paint surface layer on the surface of the fluorocarbon coating again, and when oil stains or dust contact the surface of the coated substrate, because the nano surface is very compact, stains cannot penetrate into molecules, and the self-cleaning capability of the nano baking paint layer is strong;
thirdly, the method comprises the following steps: aiming at the characteristics of a water heater, heat preservation is needed, and a silicon dioxide aerogel coating is arranged to improve the heat insulation property;
fourthly: a water-soluble organic composite coating agent layer is arranged to replace a primer layer, so that the substrate coating has excellent adhesion, corrosion resistance, scratch resistance and other properties;
fifth, the method comprises the following steps: aiming at the problem that a water heater can generate a small amount of noise during working, a sound insulation layer is arranged, and the sound insulation layer can be a popular sound insulation damping coating in the current market.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1 is a substrate, 2 is a first water-soluble organic composite coating agent layer, 3 is a first heat-insulating layer, 4 is a fluorocarbon coating layer, 5 is a nano baking paint layer, 6 is a protective film, 7 is a second water-soluble organic composite coating agent layer, 8 is a second heat-insulating layer, 9 is an epoxy back paint layer, and 10 is a sound-insulating layer.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The acid and alkali resistant water heater color precoating plate mainly comprises a substrate 1, wherein a first water-soluble organic composite coating agent layer 2, a first heat insulation layer 3, a fluorocarbon coating layer 4 and a nano baking paint layer 5 are sequentially arranged on the upper surface of the substrate 1; the lower surface of the substrate 1 is provided with a second water-soluble organic composite coating agent layer 7, a second heat insulation layer 8 and an epoxy back paint layer 9, the fluorocarbon coating 4 is arranged to improve the acid and alkali resistance of the plate, and the fluorocarbon coating has excellent weather resistance, friction resistance, wiping resistance, contamination resistance, acid resistance, alkali resistance, oil repellency, water repellency and other properties; the corrosion resistance test of the fluorocarbon coating can reach 10 percent of sulfuric acid or 10 percent of hydrochloric acid for 30 days, and the appearance of 10 percent of sodium hydroxide is not changed; the surface of the fluorocarbon coating 4 is baked with the compact nanometer baking paint layer 5 again, when oil stains or dust contact the surface of the coated substrate, the nanometer surface is very compact, so that stains cannot penetrate into molecules, and the nanometer baking paint layer 5 has good stain resistance effect and strong self-cleaning capability.
Furthermore, a protective film 6 is arranged on the upper surface of the nano baking varnish layer 5, and the protective film 6 can be a common PE film or other protective film materials on the market, so that the service life can be prolonged;
furthermore, the sound insulation layer 10 is arranged on the lower surface of the epoxy back paint layer, the sound insulation layer 10 can be a sound insulation damping paint which is common in the market, the sound insulation damping paint has the performance of shock absorption and noise reduction, can be directly constructed on the surfaces of metal base materials such as steel, aluminum and copper and the surfaces of a plurality of composite materials, and is good in adhesion;
further, the first heat insulation layer 3 and the second heat insulation layer 4 are both silica aerogel coatings; the aerogel is a porous material with a nano structure, and the fine nano structure of the aerogel enables the thermal conductivity of the material to be extremely low, so that the arrangement of the thermal insulation layer greatly improves the thermal insulation performance of the precoated plate;
furthermore, the thickness of the first heat insulation layer 3 is 2-3 μm, and the thickness of the second heat insulation layer 4 is 3-5 μm.
The present invention is not limited to the acid and alkali resistant color precoating plate for water heater according to the above embodiments, and those skilled in the art can make various changes according to the above embodiments, but any changes equivalent or similar to the present invention are also intended to be covered by the scope of the claims of the present invention.
Claims (5)
1. Acid and alkali-resistance is colored precoating plate for water heater, its characterized in that: the coating mainly comprises a substrate, wherein a first water-soluble organic composite coating agent layer, a first heat insulation layer, a fluorocarbon coating and a nano baking paint layer are sequentially arranged on the upper surface of the substrate; and a second water-soluble organic composite coating agent layer, a second heat insulation layer and an epoxy back paint layer are arranged on the lower surface of the substrate.
2. The acid and alkali resistant colored precoated plate for a water heater of claim 1, wherein: and a protective film is also arranged on the upper surface of the nano baking finish layer.
3. The acid and alkali resistant colored precoated plate for a water heater of claim 1, wherein: and a sound insulation layer is arranged on the lower surface of the epoxy back paint layer.
4. The acid and alkali resistant colored precoated plate for a water heater of claim 1, wherein: the first heat-insulating layer and the second heat-insulating layer are both silica aerogel coatings.
5. The acid and alkali resistant colored precoated plate for a water heater of claim 1, wherein: the thickness of the first heat insulation layer is 2-3 mu m, and the thickness of the second heat insulation layer is 3-5 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920931226.1U CN210197719U (en) | 2019-06-20 | 2019-06-20 | Acid and alkali resistant colored precoated plate for water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920931226.1U CN210197719U (en) | 2019-06-20 | 2019-06-20 | Acid and alkali resistant colored precoated plate for water heater |
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| Publication Number | Publication Date |
|---|---|
| CN210197719U true CN210197719U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920931226.1U Active CN210197719U (en) | 2019-06-20 | 2019-06-20 | Acid and alkali resistant colored precoated plate for water heater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114718244A (en) * | 2022-04-13 | 2022-07-08 | 宝钢股份黄石涂镀板有限公司 | Double-deck various steel sheet that insulates against heat and have waterborne fluorocarbon coating |
-
2019
- 2019-06-20 CN CN201920931226.1U patent/CN210197719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114718244A (en) * | 2022-04-13 | 2022-07-08 | 宝钢股份黄石涂镀板有限公司 | Double-deck various steel sheet that insulates against heat and have waterborne fluorocarbon coating |
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