Sound absorption gypsum board structure

Abstract

The utility model discloses a sound absorption plasterboard structure, which relates to the technical field of indoor sound insulation, and is characterized by comprising a panel and a base plate, the panel is connected with the base plate through a connecting frame, a sound absorption layer and a reflecting layer are arranged in the connecting frame, the sound absorption layer is positioned between the panel and the reflecting layer, and the reflecting layer is positioned between the panel and the reflecting layer. The reflecting layer is located between the sound absorbing layer and the substrate, and a cavity is formed between the reflecting layer and the substrate. Through the arrangement of the structure, noise is absorbed by the sound absorption layer and then is converted into microscopic vibration or heat energy in the sound absorption layer, so that sound reflection is reduced, the reflection layer is used for reflecting the noise penetrating through the sound absorption layer, the noise enters the sound absorption layer again to be reflected and absorbed for multiple times, and energy is gradually lost.

Description

TECHNICAL FIELD

[0001] The utility model relates to indoor sound insulation technical field more specifically, it relates to a kind of sound-absorbing gypsum board structure. BACKGROUND

[0002] Paper face gypsum decorative sound-absorbing board is with building gypsum as main raw material, join fiber and appropriate additive to make board core, with special paperboard as facing after processing, it has the characteristics of high strength, small deflection, light weight, fireproof, sound insulation, heat insulation, etc., it is applicable to indoor ceiling and wall decoration.

[0003] In daily life, the inner surface of ordinary room is generally composed of flat and hard materials, such as plastered walls, ceramic tiles or concrete walls, etc. When the indoor sound source emits noise, people can not only hear the direct sound from the sound source, but also hear the reflected sound formed by multiple reflections of the surfaces in the room, which greatly affects the people working and living in the room.

[0004] Therefore, it is necessary to provide a sound-absorbing gypsum board structure to solve the above problems. SUMMARY

[0005] The utility model aims at providing a sound-absorbing gypsum board structure to solve the problems raised in the background.

[0006] The above technical purpose of the utility model is realized by the following technical scheme:

[0007] A sound-absorbing gypsum board structure includes a panel and a base plate, the panel and the base plate are connected by a connecting frame, the connecting frame is provided with an acoustic layer and a reflection layer, the acoustic layer is located between the panel and the reflection layer, the reflection layer is located between the acoustic layer and the base plate, and a cavity is formed between the reflection layer and the base plate.

[0008] The technical scheme of the utility model is further provided as follows: the thickness of the connecting frame is greater than the sum of the thicknesses of the acoustic layer and the reflection layer, and the acoustic layer and the reflection layer are located at both ends of the thickness direction of the connecting frame.

[0009] The technical scheme of the utility model is further provided as follows: the central part of the reflection layer is raised towards the central part of the acoustic layer and is fixedly connected thereto, and the cavity is formed by the spacing between the central part of the reflection layer and the base plate.

[0010] The technical scheme of the utility model is further provided as follows: a plurality of grooves are arranged in an array on the connecting frame, and a connecting part is fixedly connected to the grooves on the reflection layer.

[0011] The utility model discloses a further setting technical scheme is: the panel is provided with a plurality of sound absorption hole that it is penetrated, a plurality of sound absorption hole all penetrate the panel.

[0012] The utility model discloses a further setting technical scheme is: the panel is provided with the grid groove on the one side of sound absorption layer, the grid groove extends to the lateral wall of the panel and is distributed with a plurality of sound absorption hole staggered, be equipped with the positioning portion that matches with the grid groove on sound absorption layer.

[0013] The utility model discloses a further setting technical scheme is: be equipped with the sound transmission cloth between sound absorption layer and the positioning portion.

[0014] Due to the above technical scheme, the utility model discloses relative to prior art, and the technical progress that has obtained is:

[0015] By setting sound absorption layer and reflection layer between the panel and the base plate, after the noise is absorbed by sound absorption layer, it is converted into microcosmic vibration or heat energy in its inside, thereby reducing the reflection of sound, and the reflection layer is used to reflect the noise that passes through sound absorption layer, so that it enters sound absorption layer again and is reflected and absorbed for many times, gradually loses energy, and the cavity formed between the reflection layer and the base plate can further improve the sound insulation effect and low-frequency sound absorption performance of the structure, so that the room using the gypsum board structure can have good sound absorption and noise reduction effect.

[0016] The positioning portion on sound absorption layer is set to cooperate with the grid groove on the panel, and since the grid groove and sound absorption hole are distributed staggered, when the panel and sound absorption layer are bonded, only need to fill adhesive in the grid groove, can avoid smearing adhesive on the whole surface of sound absorption layer, so that the sound absorption hole on the panel is filled with adhesive, affects the sound absorption effect, and such mode can make the connecting frame have multiple material connections, so that when the noise is transmitted from the connecting frame, the energy can be consumed by multiple materials in turn, further strengthening the noise reduction effect of the gypsum board structure. DRAWINGS

[0017] Fig. 1 It is the structural schematic diagram of the utility model;

[0018] Fig. 2 It is the explosion drawing of the utility model;

[0019] Fig. 3 It is the sectional view of the utility model;

[0020] Fig. 4 It is the structural schematic diagram of the panel in the utility model.

[0021] In the figure: 1, panel; 2, base plate; 3, connecting frame; 4, sound absorption layer; 5, reflection layer; 6, cavity; 7, groove; 8, connecting part; 9, sound absorption hole; 10, grid slot; 11, positioning part. DETAILED DESCRIPTION

[0022] In order to more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the specific embodiments of the utility model are further described in detail below, the following examples are used to illustrate the utility model, but not to limit the scope of the utility model. EMBODIMENT

[0023] Referring to Figs. 1 to 3 As shown in the figure, the utility model provides a kind of sound absorption gypsum board structure, including panel 1 and base plate 2, panel 1 is connected with base plate 2 by connecting frame 3, connecting frame 3 is equipped with sound absorption layer 4 and reflection layer 5, sound absorption layer 4 is located between panel 1 and reflection layer 5, reflection layer 5 is located between sound absorption layer 4 and base plate 2, and cavity 6 is formed between reflection layer 5 and base plate 2.

[0024] Referring to Figs. 1 to 3 As shown in the figure, the thickness of connecting frame 3 is greater than the sum of the thickness of sound absorption layer 4 and reflection layer 5, and sound absorption layer 4 and reflection layer 5 are located at both ends of the thickness direction of connecting frame 3, the central of reflection layer 5 is raised towards the central of sound absorption layer 4 and is fixedly connected, and cavity 6 is formed by the spacing between the central of reflection layer 5 and base plate 2, a plurality of arrayed grooves 7 are formed on connecting frame 3, and connecting part 8 in groove 7 is fixedly connected on reflection layer 5.

[0025] Through the setting of the above structure, when assembling, sound absorption layer 4 is filled into connecting frame 3, then connecting part 8 of reflection layer 5 is bonded in groove 7 at the other end of connecting frame 3, and adhesive needs to be applied on the central of one side of reflection layer 5 towards sound absorption layer 4 before bonding, so that after connecting part 8 is bonded and fixed in groove 7, reflection layer 5 can be raised towards sound absorption layer 4 and bonded therewith in the form of jacking, cavity 6 is formed between reflection layer 5 and base plate 2, and finally the edge of base plate 2 is connected with connecting frame 3.

[0026] Referring to Figs. 1 to 4 As shown in the figure, a plurality of sound absorption holes 9 are formed on panel 1 and penetrate panel 1, grid slot 10 is formed on one side of panel 1 towards sound absorption layer 4, grid slot 10 extends to the side wall of panel 1 and is distributed in staggered manner with a plurality of sound absorption holes 9, positioning part 11 matched with grid slot 10 is arranged on sound absorption layer 4, and sound permeable cloth (not shown in the figure) is arranged between sound absorption layer 4 and positioning part 11.

[0027] Through the arrangement of the above structure, when assembling, the sound-absorbing cloth needs to be first adhered on one side of the sound-absorbing layer 4, then the positioning part 11 is adhered on the side with the sound-absorbing cloth, and is assembled on the connecting frame 3, finally, the adhesive is coated in the grid slot 10 on the panel 1, and the positioning part 11 is adhered to it, which can avoid the need to coat the adhesive on the whole side of the sound-absorbing layer 4, avoid the adhesive filling into the sound-absorbing hole 9 on the panel 1, and affect the sound-absorbing effect of the panel 1.

[0028] Reference Figs. 1 to 4 As shown, through the arrangement of the sound-absorbing layer 4 and the reflection layer 5 between the panel 1 and the base plate 2, the noise is absorbed by the sound-absorbing layer 4 and is converted into microscopic vibration or heat energy inside, thereby reducing the reflection of sound, and the reflection layer 5 is used for reflecting the noise passing through the sound-absorbing layer 4 to enter the sound-absorbing layer 4 again for multiple reflection and absorption, gradually losing energy, and the cavity 6 formed between the reflection layer 5 and the base plate 2 can further improve the sound insulation effect and low-frequency sound absorption performance of the structure, so that the room using the gypsum board structure has good sound-absorbing and noise-reducing effect.

[0029] The preferred embodiments of the present application are described above, the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical solutions falling within the idea of the present application belong to the protection scope of the present application. It should be noted that, for ordinary skilled in the art, some improvements and decorations without departing from the principle of the present application can also be considered as the protection scope of the present application.

Claims

1. A sound absorbing gypsum board structure comprising a face sheet (1) and a base sheet (2), characterized in that: The panel (1) is connected with the base plate (2) through a connecting frame (3), the connecting frame (3) is internally provided with a sound absorbing layer (4) and a reflecting layer (5), the sound absorbing layer (4) is located between the panel (1) and the reflecting layer (5), the reflecting layer (5) is located between the sound absorbing layer (4) and the base plate (2), and the reflecting layer (5) and the base plate (2) form a cavity (6).

2. A sound absorbing gypsum board structure according to claim 1, characterized in that: The thickness of the connecting frame (3) is greater than the sum of the thicknesses of the sound absorbing layer (4) and the reflecting layer (5), and the sound absorbing layer (4) and the reflecting layer (5) are located at two ends of the thickness direction of the connecting frame (3).

3. A sound absorbing gypsum board structure according to claim 2, characterized in that: The center of the reflecting layer (5) is raised towards the center of the sound absorbing layer (4) and is fixedly connected with the center, and the cavity (6) is formed through the spacing between the center of the reflecting layer (5) and the base plate (2).

4. A sound absorbing gypsum board structure according to claim 3, characterized in that: A plurality of arrayed grooves (7) are formed on the connecting frame (3), and the reflecting layer (5) is fixedly connected with a connecting part (8) located in the groove (7).

5. A sound absorbing gypsum board structure according to claim 2, characterized in that: A plurality of sound absorbing holes (9) are formed on the panel (1) and penetrate the panel (1), and the sound absorbing holes (9) penetrate the panel (1).

6. A sound absorbing gypsum board structure according to claim 5, characterized in that: A grid groove (10) is formed on one side of the panel (1) facing the sound absorbing layer (4), the grid groove (10) extends to the side wall of the panel (1) and is distributed in a staggered manner with the sound absorbing holes (9), and the sound absorbing layer (4) is provided with a positioning part (11) matched with the grid groove (10).

7. A sound absorbing gypsum board structure according to claim 6, characterized in that: Sound permeable cloth is arranged between the sound absorbing layer (4) and the positioning part (11).

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