CN212555320U - Composite construction decorative board for piano - Google Patents
Composite construction decorative board for piano Download PDFInfo
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- CN212555320U CN212555320U CN202020990119.9U CN202020990119U CN212555320U CN 212555320 U CN212555320 U CN 212555320U CN 202020990119 U CN202020990119 U CN 202020990119U CN 212555320 U CN212555320 U CN 212555320U
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- kraft paper
- laminating
- fixed
- piano
- impregnated kraft
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Abstract
The utility model discloses a composite structure decorative board for piano, including the sheet steel as the surface course, the intermediate layer that is located the sheet steel bottom and fixed with the sheet steel laminating, and the aluminium layer board that is located the intermediate layer bottom and fixed with the intermediate layer laminating, the intermediate layer from top to bottom is in proper order with the lamination board that the sheet steel laminating is fixed, the aluminium plate that is located lamination board bottom and fixed with lamination board laminating to and the backing paper that the upper surface is fixed with aluminium plate laminating, the lower surface is fixed with the aluminium layer board laminating; the composite structure decorative plate for the piano is formed by superposing the thin steel sheet, the interlayer and the aluminum supporting plate and then hot-pressing the thin steel sheet, the interlayer and the aluminum supporting plate into a whole, and has the functions of high plate body strength, high toughness and high energy bending, and water resistance, aging resistance and heat resistance.
Description
Technical Field
The utility model particularly relates to a composite construction decorative board for piano.
Background
Surface decoration structure surface materials are indispensable decoration materials in musical instrument equipment decoration, particularly in high-grade musical instrument equipment such as piano decoration plates. The decorative board for the piano in the market mainly comprises a door with a solid wood or artificial wood board.
The panel can play the effect of decoration, waterproof as the important component of piano, and the current decorative board that is used for on the piano is mostly solid wood board, sheet steel, though can play the decorative effect, its structural strength is low, difficult bending to waterproof anticorrosion effect is poor, is unfavorable for prolonging the life of piano.
Disclosure of Invention
In view of this, the present invention provides a composite structure decorative board for piano, which has high strength, high toughness and high bending strength, and is water-resistant, aging-resistant and heat-resistant.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides a composite construction decorative board for piano, includes the sheet steel as the surface course, is located the sheet steel bottom and with the fixed intermediate layer of sheet steel laminating, and be located the intermediate layer bottom and with the fixed aluminium layer board of intermediate layer laminating, the intermediate layer from last down be in proper order with the fixed laminated plate of sheet steel laminating, be located laminated plate bottom and with laminated plate laminating fixed aluminum plate to and upper surface and aluminum plate laminating fixed, lower surface and aluminium layer board laminating fixed liner paper.
Preferably, the thin steel sheet, the interlayer and the aluminum supporting plate are sequentially stacked from top to bottom and then glued and hot-pressed to be combined into a whole.
Preferably, the laminate comprises intermediate impregnated kraft paper, a first additional impregnated kraft paper disposed on the underside of the intermediate impregnated kraft paper, and a second additional impregnated kraft paper disposed on the upper side of the impregnated kraft paper.
Preferably, the intermediate impregnated kraft paper, the first additional impregnated kraft paper and the second additional impregnated kraft paper are of uniform thickness.
Preferably, the intermediate impregnated kraft paper, the first additional impregnated kraft paper and the second additional impregnated kraft paper are respectively impregnated with phenolic resin.
The utility model discloses technical effect mainly embodies in following aspect: the composite structure decorative plate for the piano is formed by superposing the thin steel sheet, the interlayer and the aluminum supporting plate and then hot-pressing the thin steel sheet, the interlayer and the aluminum supporting plate into a whole, and has the functions of high plate body strength, high toughness and high energy bending, and water resistance, aging resistance and heat resistance.
Drawings
FIG. 1 is a structural diagram of a composite structure decorative board for piano of the present invention;
fig. 2 is a structural view of the laminate of fig. 1.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.
In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.
Examples
The utility model provides a composite construction decorative board for piano, is shown in figure 1, including the steel sheet 1 as the surface course, be located 1 bottom of steel sheet and with 1 laminating fixed intermediate layer 2 of steel sheet, and be located 2 bottoms of intermediate layer and with 2 laminating fixed aluminium layer boards 3 of intermediate layer, 2 from last down be in proper order with 1 laminating fixed laminated plate 21 of steel sheet, be located laminated plate 21 bottom and with laminated plate 21 laminating fixed aluminum plate 22 to and the upper surface with aluminum plate 22 laminating fixed, lower surface and the fixed backing paper 23 of aluminium layer board 3 laminating.
As shown in fig. 2, the laminate 21 includes an intermediate impregnated kraft paper 211, a first additional impregnated kraft paper 212 disposed on a lower side of the intermediate impregnated kraft paper 211, and a second additional impregnated kraft paper 213 disposed on an upper side of the impregnated kraft paper 211.
In this embodiment, the thin steel sheet 1, the interlayer 2 and the aluminum supporting plate 3 are sequentially stacked from top to bottom and then glued and hot-pressed to be combined into a whole.
In this embodiment, the intermediate impregnated kraft paper 211, the first additional impregnated kraft paper 212, and the second additional impregnated kraft paper 213 are of uniform thickness.
In this embodiment, the middle impregnated kraft paper 211, the first additional impregnated kraft paper 212, and the second additional impregnated kraft paper 213 are respectively impregnated with phenolic resin.
In this embodiment, the method for producing a composite structure decorative sheet for a piano comprises the steps of 1. preparing glue; 2. adding phenol, water, formaldehyde, a NaOH solution, a plasticizer and a pigment to prepare a glue solution; 3. kraft paper impregnation, namely immersing the kraft paper board into the glue solution for impregnation and glue laying; 4. paving, wherein the paving sequence comprises a thin steel sheet, an interlayer and an aluminum supporting plate from top to bottom to form a group of pressure-bearing assemblies; 5. and (3) hot pressing, namely sending the paved group of pressure-bearing assemblies into a hot press for hot pressing, and bonding a plurality of adhesive papers in the pressure-bearing assemblies to form the piano decorative plate.
The utility model discloses technical effect mainly embodies in following aspect: the composite structure decorative plate for the piano is formed by superposing the thin steel sheet, the interlayer and the aluminum supporting plate and then hot-pressing the thin steel sheet, the interlayer and the aluminum supporting plate into a whole, and has the functions of high plate body strength, high toughness and high energy bending, and water resistance, aging resistance and heat resistance.
Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.
Claims (5)
1. The utility model provides a composite construction decorative board for piano which characterized in that: including as the sheet steel of surface course, be located the sheet steel bottom and with the fixed intermediate layer of sheet steel laminating, and be located the aluminium layer board fixed with the intermediate layer laminating of intermediate layer bottom, down be in proper order from last with the fixed laminated plate of sheet steel laminating, be located laminated plate bottom and with laminated plate laminating fixed aluminum plate to and upper surface and aluminum plate laminating fixed, lower surface and aluminium layer board laminating fixed backing paper.
2. A composite structural decorative plate for a piano as set forth in claim 1, wherein: the thin steel sheet, the interlayer and the aluminum supporting plate are sequentially stacked from top to bottom and then glued and compounded into a whole by hot pressing.
3. A composite structural decorative plate for a piano as set forth in claim 1, wherein: the laminate includes an intermediate impregnated kraft paper, a first additional impregnated kraft paper disposed on a lower side of the intermediate impregnated kraft paper, and a second additional impregnated kraft paper disposed on an upper side of the impregnated kraft paper.
4. A composite structural decorative plate for a piano as set forth in claim 3, wherein: the intermediate impregnated kraft paper, the first additional impregnated kraft paper, and the second additional impregnated kraft paper are of uniform thickness.
5. A composite structural decorative plate for a piano as set forth in claim 3, wherein: the middle impregnated kraft paper, the first additional impregnated kraft paper and the second additional impregnated kraft paper are respectively impregnated by phenolic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020990119.9U CN212555320U (en) | 2020-06-02 | 2020-06-02 | Composite construction decorative board for piano |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020990119.9U CN212555320U (en) | 2020-06-02 | 2020-06-02 | Composite construction decorative board for piano |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212555320U true CN212555320U (en) | 2021-02-19 |
Family
ID=74637785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020990119.9U Active CN212555320U (en) | 2020-06-02 | 2020-06-02 | Composite construction decorative board for piano |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212555320U (en) |
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2020
- 2020-06-02 CN CN202020990119.9U patent/CN212555320U/en active Active
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