CN211873642U - Decorative board and decorative structure for ceiling or wall surface - Google Patents

Abstract

The utility model provides a decorative board and be used for suspended ceiling or wall's decorative structure thereof. Sound insulation decorative board belongs to decoration device's technical field, solves the technical problem that product sound insulation performance is weak among the prior art. It includes the casing, has set gradually sound insulating material layer and sound absorbing material layer in casing bottom surface from bottom to top, wherein: the sound absorption material layer can convert sound energy into heat energy, holes capable of increasing sound absorption volume are formed in the surface of the sound absorption material layer, and through holes are formed in the shell corresponding to the holes; a layer of sound insulating material capable of reducing sound energy and/or blocking sound waves. The utility model discloses be used for having accomplished dalle's function, satisfy people and fall the requirement that the ability is strong to making an uproar to ornamental material.

Description

Decorative panels and their decorative structures for ceilings or walls

【Technical field】

The utility model belongs to the technical field of decorative board devices, in particular to a decorative board and a decorative structure used for a suspended ceiling or a wall.

【Background technique】

Decoration, also known as decoration or decoration, refers to a set of construction plans and designs that are carried out in a certain area and scope, including water and electricity construction, walls, floors, ceilings, landscapes, etc., and formed according to certain design concepts and aesthetic rules. Program. For example, for the market computer room, equipment floor, cooling tower, air conditioning unit and other ceiling or wall decoration boards.

The boards of the prior art, such as gypsum board, are used as suspended ceilings by being installed on light steel keels, such as installing a keel frame, filling with sound-absorbing cotton and sealing two layers of gypsum board for sound insulation, and then installing them on the surface of the gypsum board. Keel, fill with sound-absorbing cotton and install perforated panels to absorb sound and meet the required level of fire protection.

Panels in the prior art, such as sound-absorbing panels made of FC panels and centrifugal glass wool.

The present inventors found that the prior art has the following defects:

1. The FC board and the centrifugal glass wool composite board in the prior art only have the function of sound absorption, the sound insulation performance is weak, and the four-sided facade is easy to crack.

2. When the perforation rate of the FC board in the prior art is greater than 23%, the board surface is fragile, and in the case of relatively high humidity, the surface becomes discolored and moldy.

3. For the products in the prior art, it is necessary to install a dragon skeleton, fill with sound-absorbing cotton and seal gypsum board for sound insulation, and then install a keel on the surface of the gypsum board, fill with sound-absorbing cotton, install perforated boards, sound absorption, and construction procedures It is more difficult, takes up a lot of space, and consumes a lot of money.

4. The FC board of the prior art cannot be processed to a fixed length, and the loss is large, and it is not easy to cut.

In view of this, the present invention is proposed.

【Content of utility model】

The purpose of the utility model is to overcome the deficiencies of the prior art and solve the technical problem of weak sound insulation performance of the products in the prior art. This case has many beneficial technical effects, as described below.

A decorative board is provided,

It includes a shell, and a sound insulation material layer and a sound absorption material layer are sequentially arranged on the inner bottom surface of the shell from bottom to top, wherein:

The sound-absorbing material layer can convert sound energy into heat energy, a hole capable of increasing the sound absorption volume is provided on the surface of the sound-absorbing material layer, and a through hole is opened on the shell at a position corresponding to the hole;

A layer of sound insulating material capable of reducing sound energy and/or blocking sound waves;

The side surface of the casing is provided with a protruding section along the bottom surface, and the protruding section can form a hook structure for the installation of the soundproof decorative panel.

In a preferred or optional embodiment, the sound insulation material layer includes at least a first sound insulation material layer and a second sound insulation material layer, the first sound insulation material layer is placed above the second sound insulation material layer, wherein:

the first sound insulation material layer can convert sound energy into heat energy, and reduce or insulate heat transfer to the second sound insulation material layer;

The second sound insulation material layer can isolate the transmission of sound energy.

In a preferred or optional embodiment, the first sound insulation material layer is a foamed sound insulation film, and the second sound insulation material layer is a sound insulation felt.

In a preferred or optional embodiment, the casing is made of metal material, and one end away from the material layer is disposed in an open structure.

In a preferred or optional embodiment, a thermal insulation layer is provided on the inner bottom surface of the casing, and the thermal insulation layer is placed under the sound insulation material layer.

In a preferred or optional embodiment, the thermal insulation layer is aluminum foil paper.

Another aspect provides a decorative structure for suspended ceilings or walls, comprising a dragon frame and some or all of the above-mentioned decorative panels mounted on the dragon frame.

The decorative board provided by the utility model has the following characteristics:

By filling the material layer in the shell to avoid cracking around the decorative board, and filling the sound-absorbing material layer and the sound-insulating material layer, the sound-absorbing material layer can absorb noise and convert the sound energy of the noise into heat energy to achieve the effect of noise reduction and sound insulation. The material layer can isolate the low sound energy that is not completely absorbed by the sound-absorbing material layer to avoid spreading outward. There are corresponding holes on the shell corresponding to the surface of the sound-absorbing material layer to slightly increase the propagation distance of the sound wave. During the contact time period of the cut off, the sound energy is converted into heat energy through the sound-absorbing material layer to improve the noise reduction effect.

【Description of drawings】

Fig. 1 is the structural representation of the decorative board of the present utility model;

Fig. 2 is a structural schematic diagram of the decorative panel of the present invention provided with an extended end;

3 is a schematic structural diagram of the decorative panel of the present invention used for wall decoration;

4 is a schematic structural diagram of the decorative panel of the present invention used for ceiling decoration.

【Detailed ways】

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

In order to make those skilled in the art better understand the solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. The terms "front left, front right, rear left, rear right" are used for the description of positional relationships, and cannot be understood as indicating or implying relative importance or implying the number of indicated technical features.

As shown in FIG. 1 , the decorative board includes a shell. Taking the direction in FIG. 1 as a reference direction, a sound insulating material layer 2 and a sound absorbing material layer 3 are sequentially arranged on the bottom surface of the shell 1 from bottom to top. Fill the material layer inside to avoid the occurrence of cracking around the decorative board, among which:

The sound-absorbing material layer 3 can convert sound energy into heat energy, and is provided with a hole 6 on the surface of the sound-absorbing material layer 3 that can increase the sound absorption volume. not marked). The hole 6 can store the energy of the sound wave for a short period of time, and slightly increase the propagation distance of the sound wave. When the sound wave enters the hole 6 of the sound absorbing material layer 3 through the through hole opened by the shell 1, the propagation distance of the sound wave is slightly increased, and the cut off During the contact time period, the sound energy is converted into heat energy through the sound absorbing material layer 3 to reduce noise;

The sound insulation material layer 2 can reduce or isolate sound energy. In special places, such as air conditioning machine room, water pump machine room, boiler room, and elevator machine room, it is necessary to isolate the noise emitted by the working unit as much as possible. The sound energy is completely converted into heat energy. For example, the sound-absorbing material layer 3 absorbs the high-frequency sound energy in the noise, and will retain a small amount of low-frequency sound energy.

As an optional embodiment, the sound-absorbing material layer 3 is made of a non-combustible sound-absorbing material or a flame-retardant sound-absorbing material, and/or the sound-insulating material layer 2 is made of a non-combustible sound-absorbing material or a flame-retardant sound-absorbing material. Considering the application of characteristic places, not only need to meet the requirements of sound insulation, but also need to meet the requirements of fire protection, for example, fire control room, the fire protection requirements of its roof and walls meet the requirements of class 2A fire rating, therefore, the materials used must be Non-combustible sound-absorbing materials, such as the use of glass wool sound-absorbing material layers (non-combustible materials), for places where the combustion level of decorative materials can be relaxed, such as single and multi-storey public buildings, automatic sprinkler systems and automatic fire alarm systems are installed. The fire resistance class of roofs and walls can be reduced by one class to B1, eg, layers of polyester fiber sound-absorbing material or wood sound-absorbing material layers. The materials used in the technical solution of this case are at least B2 grade materials.

As an optional embodiment, taking the manner of FIG. 1 as a reference direction, the sound insulating material layer 2 at least includes a first sound insulating material layer 21 and a second sound insulating material layer 22, and the first sound insulating material layer 21 is placed on the second sound insulating material layer. 22 above, where:

The first sound insulation material layer 21, for example, a foamed material layer, can convert sound energy into heat energy, and reduce or isolate the heat transfer to the second sound insulation material layer 22, further reducing the sound energy of the sound that is not completely absorbed by the sound absorbing material layer 3 , to improve the effect of noise reduction;

The second sound insulation material layer 22, for example, sound insulation felt, can isolate the transmission of sound energy. The second sound insulation material layer 22 isolates the low-frequency sound waves of noise. It should be noted that the energy of low-frequency sound waves is small and the sound decibel is small.

Further, the first sound insulation material layer 21 is provided with a hollow structure, and the hollow structure can increase the loss of noise energy, thereby improving the effect of noise reduction. For example, a foam sound insulation film is used to form the hollow layer.

As an optional embodiment, the housing is made of metal material, for example, metal aluminum or aluminum alloy or other metal, and is arranged in an open structure adjacent to one end of the sound insulation material layer 2 for use in an environment with low humidity.

As an optional embodiment, the volume of the sound absorbing material layer is at least half of the volume of the casing, which improves the noise reduction effect, increases the consumption of noise energy, and converts more noise sound energy into heat energy.

As an optional embodiment, the inner bottom surface of the casing 1 is provided with a thermal insulation layer, and the thermal insulation layer 4 is placed under the sound insulation material layer 2 . For example, the insulating layer is aluminum foil. The purpose of thermal insulation is that because the decorative board belongs to the decorative layer, it is installed on the ceiling or wall, and the environment will be affected by the decorative board through the set thermal insulation layer, and the absorption of noise is related to the ambient temperature.

As an optional embodiment, as shown in FIG. 4 , for the decorative panel described in some or all of the above technical solutions, in order to facilitate construction and installation, a protruding section 5 is left on the side of the casing 1 along the bottom surface. The protruding section 5 A hook structure can be formed for the installation of decorative panels, for example, with the placement method in Figure 4 as a reference, the protruding section is turned up or folded to form a hook shape, the shape of the hook shape, such as "U" shape structure, "Z" shape Structure or "L"-shaped structure or other structures, the actual manufacturing is based on the shape and structure of the shell 1. The installation of the decorative board in terms of the shape of the hook can be hung on the light steel dragon skeleton, which greatly reduces the man-hours consumed by the installation of the decorative board. . It should be pointed out that the protruding segment 5 is not limited to a line segment (a hook structure is provided on the side edge of the casing 1), and a hook surface can also be provided on the surface, which can be set according to the requirements of on-site installation.

Another aspect provides a decorative structure for suspended ceilings or walls, comprising a dragon frame and some or all of the above-mentioned decorative panels mounted on the dragon frame. The design of this case is based on the "Environmental Noise Emission Standard of Industrial Enterprises" GB12348-2008 and "Design Specifications for Noise Control of Industrial Enterprises" GB50087-2013, which are used in air-conditioning machine rooms, pump machine rooms, boiler rooms or elevator machine rooms and meet the requirements of the specification Moreover, through the provided casing, the opening rate is greatly improved, the quality of the decorative board will not be reduced due to too many openings, and the surrounding cracks of the existing decorative board will be avoided, thereby reducing the effect of noise reduction and sound insulation.

The structure of the installation product in this case can be set in various structures, such as cuboid, cube, cylinder or other shapes. For example, the outer layer is a 0.6mm thick perforated metal plate, and the inner layer is filled with a layer of 40mm thick sound-insulating glass wool, with a bulk density of 38 -40kg/m ³ and a layer of 5mm thick sound insulation felt, plus a layer of 5mm thick foam sound insulation film, backed with a layer of aluminum foil, the perforation rate> 23%, the holes opened in the sound absorbing material layer are not perforated Transparent through holes, sound-absorbing filler: density 38Kg/glass wool, and its sound insulation is more than 25DB.

As shown in FIGS. 3 and 4 , the extension length of the extension section 5 is 10mm. After forming a rigid hook structure, the sound-absorbing and sound-insulating decorative panels 100 are hung on the light steel keel frame or the wall 200. Hook structure is suitable. The arrangement of the structure can greatly save installation time, facilitate maintenance, and save labor costs.

The decorative board provided by the present invention has been introduced in detail above. In this paper, specific examples are used to illustrate the distance and implementation of the present invention, and the descriptions of the above embodiments are only used to help understand the core idea of the present invention. It should be pointed out that for those of ordinary skill in the art, under the premise of not departing from the invention of the utility model, several improvements and modifications can also be made to the utility model, and these improvements and modifications also fall within the protection scope of the utility model claims. .

Claims (9)

1. The utility model provides a decorative board gives sound insulation for the decoration in space, its characterized in that, including the casing, set gradually sound insulation material layer and sound absorbing material layer in casing bottom surface from bottom to top, wherein:

the sound absorption material layer can convert sound energy into heat energy, holes capable of increasing sound absorption volume are formed in the surface of the sound absorption material layer, and through holes are formed in the shell corresponding to the holes;

a sound insulating material layer capable of reducing sound energy and/or blocking sound waves;

the side of casing is left along the bottom surface and is stretched out the section, stretch out the section and can form the installation that the couple structure is used for the decorative board that gives sound insulation.

2. The soundproof decorative sheet according to claim 1, wherein the sound absorbing material layer is made of a noncombustible sound absorbing material or a nonflammable sound absorbing material, and/or wherein the soundproof material layer is made of a noncombustible sound insulating material or a nonflammable sound insulating material.

3. The acoustic decorative panel of claim 1, wherein the layer of acoustic material comprises at least a first layer of acoustic material and a second layer of acoustic material, the first layer of acoustic material being disposed over the second layer of acoustic material, wherein:

the first sound insulation layer is capable of converting acoustic energy into thermal energy and reducing or insulating heat transfer to the second sound insulation layer;

the second sound insulating material layer can isolate the transmission of sound energy.

4. An acoustic decorative panel in accordance with claim 3, wherein said first layer of acoustic material is provided in a hollow configuration.

5. The soundproof decorative sheet of claim 4, wherein the first soundproof material layer is a foamed soundproof film, and the second soundproof material layer is a soundproof felt.

6. An acoustic decorative panel in accordance with claim 1 wherein said housing is formed of a metallic material and is disposed in an open configuration adjacent one end of said layer of acoustic material.

7. The sound-insulating decorative board of claim 1, wherein the inner bottom surface of the shell is provided with an insulating layer, and the insulating layer is arranged below the sound-insulating material layer.

8. The sound-insulating decorative panel according to claim 7, wherein the heat-insulating layer is aluminum foil paper.

9. A decorative structure for a ceiling or wall surface, comprising a keel frame and the sound-insulating decorative panel of any one of claims 1 to 8 mounted on the keel frame.

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