阅读说明：本技术 一种环保隔音的家具复合板及其生产方法 (Environment-friendly sound-insulation furniture composite board and production method thereof ) 是由 赖黎晶 于 2020-05-28 设计创作，主要内容包括：本发明公开了一种环保隔音的家具复合板及其生产方法,属于复合板技术领域,包括油漆层、PVC薄膜、外层板、内层板和复合层,所述内层板的上方和下方均设有外层板,所述外层板和内层板之间填充有复合层,所述复合层共有2～8层,相邻复合层之间通过内层板分隔,内层板共有1～7层,两层所述外层板的外表面均粘接有厚度小于0.1mm的PVC薄膜,所述PVC薄膜的外表面涂覆有厚度小于0.02mm的油漆层,所述外层板、内层板和复合层的叠加厚度为2～7cm。不仅能够过滤低、中、高频的噪音,还能够对吸音材料定型,增加复合板承重性能,加快复合板的散热效率。(The invention discloses an environment-friendly sound-insulation furniture composite board and a production method thereof, and belongs to the technical field of composite boards, wherein the environment-friendly sound-insulation furniture composite board comprises a paint layer, a PVC film, outer boards, an inner board and composite layers, the outer boards are arranged above and below the inner board, the composite layers are filled between the outer boards and the inner board, the composite layers are 2-8 in total, adjacent composite layers are separated by the inner board, the inner board is 1-7 in total, the PVC film with the thickness of less than 0.1mm is bonded on the outer surfaces of the two outer boards, the paint layer with the thickness of less than 0.02mm is coated on the outer surface of the PVC film, and the overlapping thickness of the outer boards, the inner board and the composite layers is 2-7 cm. Not only can filter the noise of low, well, high frequency, can also set the sound absorbing material, increase composite sheet bearing performance for the radiating efficiency of composite sheet.)

1. The utility model provides an environmental protection sound-proof furniture composite sheet, its characterized in that includes paint layer (1), PVC film (2), outer plywood (3), inner plating (4) and composite bed (5), the top and the below of inner plating (4) all are equipped with outer plywood (3), it has composite bed (5) to fill between outer plywood (3) and inner plating (4), composite bed (5) total 2 ~ 8 layers are separated through inner plating (4) between adjacent composite bed (5), and inner plating (4) total 1 ~ 7 layers, two-layer the surface of outer plywood (3) all bonds and has PVC film (2) that thickness is less than 0.1mm, the surface coating of PVC film (2) has paint layer (1) that thickness is less than 0.02mm, the stack thickness of outer plywood (3), inner plating (4) and composite bed (5) is 2 ~ 7 cm.

2. The environment-friendly and sound-insulating furniture composite board as claimed in claim 1, wherein the outer board (3) and the inner board (4) are both metal hole boards with the aperture ratio of 1% -3%, the aperture ratio of the outer board (3) and the aperture ratio of the inner board (4) are consistent, and the thickness of the outer board (3) is 2.5-7.5 times of that of the inner board (4).

3. The environment-friendly and sound-proof furniture composite board as claimed in claim 1, wherein the composite layer (5) is made of polyurethane foam blocks, adhesive mortar and calcium carbonate.

4. An environment-friendly and sound-insulating furniture composite board according to claim 1, wherein the composite layers (5) have two layers in total, and an inner layer board (4) is arranged between two adjacent composite layers (5), and the inner layer board (4) has one layer in total.

5. An environment-friendly and sound-insulating furniture composite board according to claim 1, wherein the composite layers (5) have three layers in total, and an inner layer board (4) is arranged between two adjacent composite layers (5), and the inner layer board (4) has two layers in total.

6. An environment-friendly and sound-insulating furniture composite board according to claim 1, wherein the composite layers (5) have four layers in total, and an inner layer board (4) is arranged between two adjacent composite layers (5), and the inner layer board (4) has three layers in total.

7. An environment-friendly and sound-insulating furniture composite board according to claim 1, wherein the composite layers (5) have eight layers in total, and an inner layer board (4) is arranged between two adjacent composite layers (5), and the inner layer board (4) has seven layers in total.

8. A method of producing an environmentally sound insulating furniture composite panel according to any of claims 1 to 7, comprising the steps of:

s1: selecting materials, namely selecting a PVC film (2) with the thickness of less than 0.1mm, paint, two metal plates with different thicknesses, a polyurethane foam block, bonding mortar and a calcium carbonate saturated solution;

s2: pretreating metal plates, wherein holes in any shape are formed in two metal plates with different thicknesses, the opening rate is 1% -3%, and a thick metal hole plate and a thin metal hole plate are formed;

s3: pretreating a polyurethane foam block, soaking the polyurethane foam block in a calcium carbonate solution, taking out, and rolling for 3-5 times;

s4: assembling, namely stacking a thick metal pore plate, a polyurethane foam block, a thin metal pore plate, a polyurethane foam block and a thick metal pore plate from bottom to top in sequence to form a stacked structure;

s5: shaping, namely applying pressure to the stacked structure along the vertical direction to compress the stacked structure to the thickness of 2-7 cm, and keeping for 1-2 hours;

s6: and (5) decorating, namely pasting a PVC film (2) with the thickness of less than 0.1mm on the outer surface of the superposed structure, and brushing paint.

9. The method for producing an environmentally friendly acoustical furniture composite panel according to claim 8, wherein S4 includes the steps of:

s401: coating adhesive mortar on one surface of the thick metal pore plate, and stacking polyurethane foam blocks on the surface with the adhesive mortar;

s402: coating bonding mortar on one surface of the thin metal pore plate, and stacking the surface coated with the bonding mortar on the polyurethane foam block in a downward manner;

s403: and coating adhesive mortar on the upper surface of the thin metal pore plate, then stacking another polyurethane foam block, and stacking the other thick metal pore plate with the surface coated with the adhesive mortar facing downwards on the polyurethane foam block.

10. The method for producing an environment-friendly and sound-insulating furniture composite board according to claim 9, wherein S402 is repeated 1 to 7 times.

Technical Field

The invention relates to the technical field of composite boards, in particular to an environment-friendly sound-insulation furniture composite board and a production method thereof.

Background

The environment-friendly and sound-proof furniture composite board usually adopts loose and porous rock wool, slag wool, blankets and the like, the sound absorption mechanism is that sound waves go deep into pores of materials, the pores are mostly open pores which are communicated with each other inside, and the pores are subjected to air molecule friction and viscous resistance and make fine fibers do mechanical vibration, so that sound energy is converted into heat energy. This kind of porous sound absorbing material's sound absorption coefficient generally increases gradually from the low frequency to the high frequency, so sound absorption effect to high frequency and intermediate frequency is better, but the in-process board body that lasts the absorption volume can produce the high heat, sound absorbing material is located the plate body middle part, and heat conductivility is poor, unable timely heat dissipation, the composite sheet temperature risees, and sound absorbing material hole is many, high strength compression can extrude the pore space, reduce sound absorbing effect, under the condition of not compressing, sound absorbing material hardness is low, directly lead to plate body bearing performance to reduce.

Disclosure of Invention

The invention aims to provide an environment-friendly and sound-insulating furniture composite board and a production method thereof, which can not only filter low, medium and high frequency noises, but also shape a sound-absorbing material, increase the bearing performance of the composite board and accelerate the heat dissipation efficiency of the composite board so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an environmental protection sound-proof furniture composite sheet, includes paint layer, PVC film, outer plywood, inner plating and composite bed, the top and the below of inner plating all are equipped with outer plywood, it has the composite bed to fill between outer plywood and the inner plating, the total 2 ~ 8 layers of composite bed separate through the inner plating between the adjacent composite bed, and the total 1 ~ 7 layers of inner plating are two-layer the surface of outer plywood all bonds and has the PVC film that thickness is less than 0.1mm, the surface coating of PVC film has the paint layer that thickness is less than 0.02mm, the stack thickness of outer plywood, inner plating and composite bed is 2 ~ 7 cm.

Furthermore, the outer plate and the inner plate are metal hole plates with the aperture ratio of 1% -3%, the aperture ratio of the outer plate is consistent with that of the inner plate, and the thickness of the outer plate is 2.5-7.5 times that of the inner plate.

Furthermore, the composite layer is prepared from polyurethane foam blocks, bonding mortar and calcium carbonate serving as raw materials.

Furthermore, the composite layers are two in total, an inner layer plate is arranged between two adjacent composite layers, and the inner layer plate is one in total.

Furthermore, the composite layers have three layers, an inner layer plate is arranged between two adjacent composite layers, and the inner layer plate has two layers.

Furthermore, the composite layers have four layers, an inner layer plate is arranged between two adjacent composite layers, and the inner layer plate has three layers.

Furthermore, the composite layers are eight in total, an inner layer plate is arranged between two adjacent composite layers, and the inner layer plate is seven in total.

According to another aspect of the present invention, there is provided a method for producing an environment-friendly soundproof furniture composite panel, comprising the steps of:

s1: selecting materials, namely selecting a PVC film with the thickness of less than 0.1mm, paint, two metal plates with different thicknesses, polyurethane foam blocks, bonding mortar and a calcium carbonate saturated solution;

s2: pretreating metal plates, wherein holes in any shape are formed in two metal plates with different thicknesses, the opening rate is 1% -3%, and a thick metal hole plate and a thin metal hole plate are formed;

s3: pretreating a polyurethane foam block, soaking the polyurethane foam block in a calcium carbonate solution, taking out, and rolling for 3-5 times;

s4: assembling, namely stacking a thick metal pore plate, a polyurethane foam block, a thin metal pore plate, a polyurethane foam block and a thick metal pore plate from bottom to top in sequence to form a stacked structure;

s5: shaping, namely applying pressure to the stacked structure along the vertical direction to compress the stacked structure to the thickness of 2-7 cm, and keeping for 1-2 hours;

s6: and (5) decorating, namely pasting a PVC film with the thickness of less than 0.1mm on the outer surface of the superposed structure, and brushing paint.

Further, S4 includes the steps of:

s401: coating adhesive mortar on one surface of the thick metal pore plate, and stacking polyurethane foam blocks on the surface with the adhesive mortar;

s402: coating bonding mortar on one surface of the thin metal pore plate, and stacking the surface coated with the bonding mortar on the polyurethane foam block in a downward manner;

s403: and coating adhesive mortar on the upper surface of the thin metal pore plate, then stacking another polyurethane foam block, and stacking the other thick metal pore plate with the surface coated with the adhesive mortar facing downwards on the polyurethane foam block.

Further, S402 is repeated 1-7 times.

Compared with the prior art, the invention has the beneficial effects that: the invention provides an environment-friendly sound-insulation furniture composite board and a production method thereof, sound-absorbing materials made of thin metal pore plates and polyurethane foam are mutually superposed and pressed to form, the metal pore plates and the sound-absorbing materials supplement each other, the aperture ratio of the metal pore plates is 1% -3%, the metal pore plates can filter medium and low frequency noises, the sound-absorbing materials are soaked in calcium carbonate for shaping and are positioned in the composite board and used for absorbing high frequency noises, the sound-absorbing materials convert sound waves into heat after absorbing the high frequency noises, the heat is transferred to the metal pore plates, the heat dissipation efficiency is accelerated, not only can the low, medium and high frequency noises be filtered, but also the sound-absorbing materials can be shaped, the bearing performance of the composite board is increased, and the heat dissipation efficiency of.

Drawings

Fig. 1 is an overall structural view of an environmentally friendly soundproof furniture composite panel according to a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of an environmentally sound insulating furniture composite panel in accordance with a first embodiment of the present invention;

FIG. 3 is a cross-sectional view of an environmentally sound insulating furniture composite panel in accordance with a second embodiment of the present invention;

FIG. 4 is a cross-sectional view of an environmentally friendly acoustical furniture composite panel in accordance with a third embodiment of the present invention;

fig. 5 is a sectional view of an environmentally friendly acoustical furniture composite panel in accordance with a fourth embodiment of the present invention;

FIG. 6 is a flow chart of a method for producing the environmentally friendly acoustical furniture composite panel of the present invention;

fig. 7 is a flow chart of assembly in the method for producing the environmentally friendly soundproof furniture composite panel according to the present invention.

In the figure: 1. a paint layer; 2. a PVC film; 3. an outer plate; 4. an inner layer board; 5. and (4) compounding layers.

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.