Building sound insulation board

Abstract

The utility model discloses a building sound insulation board which comprises two frames, the inner walls of the two frames are jointly and fixedly connected with a cellular board, the upper surface and the bottom face of the cellular board are both fixedly connected with sound absorption cotton, the side faces, away from each other, of the two sound absorption cotton are both fixedly connected with polyurethane foam layers, and the two sides of the cellular board are both fixedly connected with the polyurethane foam layers. The side faces, away from each other, of the two polyurethane foam layers are fixedly connected with polyester fiber boards. According to the sound insulation board, through the arrangement of the cellular board, the sound absorption cotton, the polyurethane foam layer, the polyester fiber board and the sound insulation felt, noise can be refracted, dispersed and silenced through the cellular board, sound absorption is conducted through the sound absorption cotton, and effective sound insulation, sound absorption and noise reduction of the sound insulation board can be achieved through cooperation with the cured polyurethane foam layer, the polyester fiber board and the sound insulation felt; the sound insulation effect of the sound insulation board is effectively improved, the flame-retardant board and the moisture-proof board are arranged, moisture-proof and flame-retardant protection can be conducted on the sound insulation board, and the using effect of the sound insulation board is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of building sound insulation, in particular to a building sound insulation board. Background Art

[0002] Sound insulation board is a kind of plate that acts as a sound insulation effect. Sound insulation board is generally made of high-density material. It is classified according to the category of civil engineering, and is classified into building sound insulation and structure sound insulation. Sound insulation board cannot block sounds of all frequencies. Objects have inherent resonance frequencies. The sound insulation effect of sound insulation board is significantly reduced for sounds close to the resonance frequency of the objects. Sound insulation boards related to the construction field are widely used in commercial housing, cinemas, broadcasting rooms, recording studios, KTV rooms and other rooms.

[0003] Among them, the utility model patent with publication number CN207376854U discloses a building sound insulation board, including an upper plate, a rock wool layer arranged on the lower surface of the upper plate, a connecting plate located on the lower surface of the rock wool layer for connecting with adjacent sound insulation boards, and a lower plate located on the lower surface of the connecting plate, the upper plate and the lower plate are provided with sound insulation sealing strips on four sides, the rock wool layer is provided with reinforcing ribs in the middle, the reinforcing ribs are arranged in a straight line, the upper plate, the rock wool layer, the connecting plate and the lower plate are bonded by a building adhesive, and the sound insulation sealing strip is a sound insulation sealing strip. The sound insulation board in the above patent only achieves sound insulation of the sound insulation board by a simple sound insulation sealing strip, and its sound insulation effect is poor, which is not convenient for effective sound insulation use of the sound insulation board. For this reason, we propose a building sound insulation board to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a building sound insulation board to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A building sound insulation board comprises two frames, the inner walls of the two frames are commonly fixedly connected with a honeycomb panel, the upper surface and the bottom surface of the honeycomb panel are fixedly connected with sound-absorbing cotton, the sides of the two sound-absorbing cottons away from each other are fixedly connected with a polyurethane foam layer, the sides of the two polyurethane foam layers away from each other are fixedly connected with a polyester fiber board, the sides of the two polyester fiber boards away from each other are fixedly connected with sound insulation felt, each of the sound-absorbing cotton, polyurethane foam layer and sound insulation felt is located inside the frame, and the sides of the two frames away from each other are fixedly connected with a mounting plate.

[0007] In a further embodiment, a U-shaped snap-in groove is provided inside each of the mounting plates, and a sound insulation strip is snap-fitted to the inner wall of each of the U-shaped snap-in grooves.

[0008] In a further embodiment, the inner bottom wall of each of the U-shaped clamping grooves is provided with two mounting holes, and the mounting holes are T-shaped holes.

[0009] In a further embodiment, two sides of the sound insulation felts that are away from each other are fixedly connected with a flame retardant plate, and each of the flame retardant plates is located inside the frame.

[0010] In a further embodiment, the sides of the two flame-retardant plates that are away from each other are fixedly connected with moisture-proof plates, and each of the moisture-proof plates is located inside the frame.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The device, through the honeycomb panel, sound-absorbing cotton, polyurethane foam layer, polyester fiber board and sound insulation felt, can utilize the honeycomb panel to refract, disperse and silence noise, and absorb sound through the sound-absorbing cotton. Through the cooperation with the cured polyurethane foam layer, polyester fiber board and sound insulation felt, the sound insulation board can achieve effective sound insulation and sound absorption and noise reduction, effectively increasing the sound insulation effect of the sound insulation board. The flame retardant board and moisture-proof board can provide moisture-proof and flame retardant protection for the sound insulation board, thereby increasing the use effect of the sound insulation board. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the building sound insulation board.

[0014] Figure 2 This is a cross-sectional view of the front view of the frame in the building sound insulation panel.

[0015] Figure 3 A top view of the frame in the building sound insulation panel.

[0016] In the figure: 1. frame; 2. mounting plate; 3. U-shaped snap-in groove; 4. mounting hole; 5. honeycomb panel; 6. sound-absorbing cotton; 7. polyurethane foam layer; 8. polyester fiberboard; 9. sound insulation felt; 10. flame retardant board; 11. moisture-proof board; 12. sound insulation strip. DETAILED DESCRIPTION

[0017] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 In the utility model, a building sound insulation board includes two frames 1, the inner walls of the two frames 1 are fixedly connected with a honeycomb panel 5, the upper surface of the honeycomb panel 5 and the bottom surface of the honeycomb panel 5 are fixedly connected with sound-absorbing cotton 6, the two sound-absorbing cottons 6 are fixedly connected with a polyurethane foam layer 7 on the side away from each other, the two polyurethane foam layers 7 are fixedly connected with a polyester fiber board 8 on the side away from each other, and the two polyester fiber boards 8 are fixedly connected with sound insulation felt 9 on the side away from each other. Each sound-absorbing cotton 6, polyurethane foam layer 7 and sound insulation felt 9 are located inside the frame 1, and the two frames 1 are fixedly connected with a mounting plate 2 on the side away from each other.

[0021] A U-shaped snap-in groove 3 is provided inside each mounting plate 2, and a sound insulation strip 12 is snapped onto the inner wall of each U-shaped snap-in groove 3, so that the mounting plate 2 can be soundproofed to increase the sound insulation effect of the sound insulation board. Two mounting holes 4 are provided on the inner bottom wall of each U-shaped snap-in groove 3, and the mounting holes 4 are T-shaped holes, so that the mounting plate 2 can be installed and fixed, thereby facilitating the installation of the sound insulation board.

[0022] The two sound insulation felts 9 are fixedly connected to a flame retardant plate 10 on one side away from each other, and each flame retardant plate 10 is located inside the frame 1, which can provide flame retardant protection for the sound insulation board and increase the performance of the sound insulation board. The two flame retardant plates 10 are fixedly connected to a moisture-proof plate 11 on one side away from each other, and each moisture-proof plate 11 is located inside the frame 1, which can increase the function of the sound insulation board and achieve safe use of the sound insulation board.

[0023] The working principle of the utility model is:

[0024] When in use, first install the honeycomb panel 5, sound-absorbing cotton 6, polyurethane foam layer 7, polyester fiber board 8, sound insulation felt 9, flame retardant board 10 and moisture-proof board 11 into the interior of the frame 1 in sequence to complete the assembly of the sound insulation board, and then use the mounting plate 2 and the mounting hole 4 to install and fix the sound insulation board. When in use, the internal hollow design of the honeycomb panel 5 can be used to refract, disperse and silence noise and sound, and the sound-absorbing cotton 6 can be used to absorb sound. The sound insulation and sound absorption performance of the sound insulation board can be increased by using the solidified polyurethane foam layer 7, polyester fiber board 8 and sound insulation felt 9. The sound insulation board has anti-corrosion, waterproof and flame retardant properties, and can achieve effective sound insulation and noise reduction. The flame retardant board 10 and the moisture-proof board 11 can be used to provide moisture-proof and flame retardant protection for the sound insulation board, so that the sound insulation board can be used safely and stably.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A building sound insulation board, characterized in that: The invention comprises two frames (1), the inner walls of the two frames (1) are fixedly connected with a honeycomb panel (5), the upper surface of the honeycomb panel (5) and the bottom surface of the honeycomb panel (5) are fixedly connected with sound-absorbing cotton (6), the sides of the two sound-absorbing cottons (6) away from each other are fixedly connected with a polyurethane foam layer (7), the sides of the two polyurethane foam layers (7) away from each other are fixedly connected with a polyester fiber board (8), the sides of the two polyester fiber boards (8) away from each other are fixedly connected with a sound insulation felt (9), each of the sound-absorbing cotton (6), the polyurethane foam layer (7) and the sound insulation felt (9) are located inside the frame (1), and the sides of the two frames (1) away from each other are fixedly connected with a mounting plate (2).

2. A building sound insulation board according to claim 1, characterized in that: A U-shaped clamping groove (3) is provided inside each of the mounting plates (2), and a sound insulation strip (12) is clamped on the inner wall of each of the U-shaped clamping grooves (3).

3. A building sound insulation board according to claim 2, characterized in that: The inner bottom wall of each U-shaped clamping groove (3) is provided with two mounting holes (4), and the mounting holes (4) are T-shaped holes.

4. A building sound insulation board according to claim 1, characterized in that: The two sound insulation felts (9) are both fixedly connected to a flame retardant plate (10) on the side faces away from each other, and each of the flame retardant plates (10) is located inside the frame (1).

5. A building sound insulation board according to claim 4, characterized in that: The two flame retardant plates (10) are both fixedly connected to a moisture-proof plate (11) on one side away from each other, and each moisture-proof plate (11) is located inside the frame (1).

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