Reinforced acoustic suspended ceiling

Abstract

The utility model belongs to the technical field of building structures, and particularly discloses a reinforced acoustic suspended ceiling which comprises a roof, a suspender, a suspended ceiling joist, a first sound insulation plate, a second sound insulation plate, damping particles, a composite damping sound insulation plate, glass wool, a triangular joist and an aluminum alloy perforated plate. The first sound insulation board is arranged below the ceiling joist, sound insulation cotton is arranged above the ceiling joist, the second sound insulation board is arranged below the first sound insulation board, a plurality of collision walls are evenly arranged between the first sound insulation board and the second sound insulation board, noise reduction spaces are arranged among the collision walls, and damping particles are arranged in the noise reduction spaces. The composite damping sound insulation plate is arranged below the second sound insulation plate, the triangular keel is arranged below the composite damping sound insulation plate, the aluminum alloy perforated plate is arranged below the triangular keel, and the space between the composite damping sound insulation plate and the aluminum alloy perforated plate is filled with the glass wool.

Description

Technical Field

[0001] The utility model relates to the technical field of building structures, in particular to a reinforced acoustic suspended ceiling. Background Art

[0002] The suspended ceiling is a top decoration of a building. It has an aesthetic effect and is also a concealed layer for engineering equipment such as electrical, ventilation and air-conditioning, communications, fire protection, and alarm pipelines. It also plays a part in indoor sound insulation and occupies a very important position in architectural decoration.

[0003] As developers maximize the use of buildings, many underground spaces are used as activity rooms for residents on the first floor, which will inevitably reduce the floor height and floor area of ​​the auxiliary machine room of the entire building. Many fresh air machine rooms will be located directly below the user's residence. Because the low-frequency noise of fresh air equipment travels far, it is usually blocked by a floor slab or gypsum board, sound insulation damping felt and sound-absorbing board, but the sound insulation effect is poor and the low-frequency noise effect is unsatisfactory. Utility Model Content

[0004] The purpose of the utility model is to provide a reinforced acoustic suspended ceiling to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reinforced acoustic ceiling, comprising a roof, a suspension rod, a ceiling keel, a first sound insulation board, a second sound insulation board, damping particles, a composite damping sound insulation board, glass wool, a triangular keel and an aluminum alloy perforated plate, wherein the suspension rod is arranged below the roof, the ceiling keel is arranged below the suspension rod, the first sound insulation board is arranged below the ceiling keel, and sound insulation cotton is arranged above the ceiling keel, the second sound insulation board is arranged below the first sound insulation board, and the first sound insulation board and the second sound insulation board are evenly arranged. There are multiple collision walls, noise reduction spaces are arranged between the multiple collision walls, damping particles are arranged in the noise reduction space, a composite damping sound insulation board is arranged below the second sound insulation board, a triangular keel is arranged below the composite damping sound insulation board, an aluminum alloy perforated plate is arranged below the triangular keel, glass wool is filled between the composite damping sound insulation board and the aluminum alloy perforated plate, the stability of the ceiling is strengthened by the ceiling keel and the triangular keel, and the noise can be effectively reduced during use by arranging the first sound insulation board, the second sound insulation board, the damping particles, the composite damping sound insulation board, and the glass wool.

[0006] Preferably, a spring damper is arranged above the suspension rod, and the suspension rod is connected to the roof through the spring damper, and the spring damper can play a certain buffering and vibration reduction effect.

[0007] Preferably, a support rod is provided on the side of the suspension rod, and the end of the support rod is connected to the roof, and the support rod is provided to improve the stability of the suspension rod.

[0008] Preferably, a decorative plate is provided below the aluminum alloy perforated plate.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The utility model strengthens the stability of the suspended ceiling by arranging the suspended ceiling keel and the triangular keel; the sound insulation effect of the suspended ceiling can be effectively improved by arranging the first sound insulation board, the second sound insulation board, the composite damping sound insulation board, the glass wool and the damping particles between the first sound insulation board and the second sound insulation board, and the arranged damping particles and the spring shock absorber can play a vibration reduction effect, further improving the sound insulation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model.

[0012] In the figure: 1. Roof; 2. Hanging rod; 3. Spring shock absorber; 4. Support rod; 5. Ceiling keel; 6. First sound insulation board; 7. Second sound insulation board; 8. Collision wall; 9. Noise reduction space; 10. Damping particles; 11. Composite damping sound insulation board; 12. Glass wool; 13. Triangular keel; 14. Aluminum alloy perforated plate; 15. Sound insulation cotton; 16. Decorative board. DETAILED DESCRIPTION

[0013] 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.

[0014] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention 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 invention.

[0015] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 indirectly connected 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 according to specific circumstances.

[0016] See also Figure 1 The utility model provides a technical solution: a reinforced acoustic ceiling, comprising a roof 1, a suspension rod 2, a ceiling keel 5, a first sound insulation board 6, a second sound insulation board 7, damping particles 10, a composite damping sound insulation board 11, glass wool 12, a triangular keel 13 and an aluminum alloy perforated plate 14, wherein the suspension rod 2 is arranged below the roof 1, the ceiling keel 5 is arranged below the suspension rod 2, the first sound insulation board 6 is arranged below the ceiling keel 5, and sound insulation cotton 15 is arranged above the ceiling keel 5, the second sound insulation board 7 is arranged below the first sound insulation board 6, and a plurality of collision walls are evenly arranged between the first sound insulation board 6 and the second sound insulation board 7 8. A noise reduction space 9 is arranged between the multiple collision walls 8. Damping particles 10 are arranged in the noise reduction space 9. A composite damping sound insulation board 11 is arranged below the second sound insulation board 7. A triangular keel 13 is arranged below the composite damping sound insulation board 11. An aluminum alloy perforated plate 14 is arranged below the triangular keel 13. Glass wool 12 is filled between the composite damping sound insulation board 11 and the aluminum alloy perforated plate 14. The stability of the ceiling is enhanced by the ceiling keel 5 and the triangular keel 13. The first sound insulation board 6, the second sound insulation board 7, the damping particles 10, the composite damping sound insulation board 11, and the glass wool 12 can effectively reduce noise during use. 3-6mm particle damping system (its thickness is determined according to the unit spectrum curve), 20mm composite damping sound insulation board, 50mm48kg / m 3 Glass wool.

[0017] Furthermore, a spring damper 3 is arranged above the suspension rod 2, and the suspension rod 2 is connected to the roof 1 through the spring damper 3. The spring damper 3 can play a certain buffering and vibration reduction effect.

[0018] Furthermore, a support rod 4 is provided on the side of the suspension rod 2 , and the end of the support rod 4 is connected to the roof 1 . The support rod 4 is provided to improve the stability of the suspension rod 2 .

[0019] Furthermore, a decorative plate 16 is provided below the aluminum alloy perforated plate 14 .

[0020] In summary, the utility model plays the role of lifting support through the ceiling keel 5, and strengthens the connection strength between the composite damping sound insulation board 11 and the aluminum alloy perforated plate 14 by setting the triangular keel 13. During use, the noise is blocked by the glass wool 12, the composite damping sound insulation board 11, the first sound insulation board 6, the second sound insulation board 7, the damping particles 10 and the sound insulation cotton 15, and the energy of the noise is attenuated, thereby achieving the effect of sound insulation, and the damping particles 10 and the spring shock absorber 3 can play the role of vibration reduction, reduce the vibration generated by the noise, and further achieve the effect of noise reduction.

[0021] After the conventional acoustic ceiling is constructed, the noise data detected in the residents' homes can basically meet the national standard value requirements, but the ear noise is very obvious, which makes the owners seriously doubt the quality of the house. A reinforced acoustic ceiling can customize the structure of its internal materials according to the frequency spectrum curve of the unit, so that the frequency spectrum value after the sound is attenuated by the reinforced acoustic ceiling is closer to the NC curve standard, eliminating the user's ear noise

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reinforced acoustic ceiling, characterized in that: The invention comprises a roof (1), a suspension rod (2), a ceiling keel (5), a first sound insulation board (6), a second sound insulation board (7), damping particles (10), a composite damping sound insulation board (11), glass wool (12), a triangular keel (13) and an aluminum alloy perforated plate (14), wherein the suspension rod (2) is arranged below the roof (1), the ceiling keel (5) is arranged below the suspension rod (2), the first sound insulation board (6) is arranged below the ceiling keel (5), and sound insulation wool (15) is arranged above the ceiling keel (5), and the second sound insulation board (7) is arranged above the first sound insulation board (6). ), a plurality of collision walls (8) are evenly arranged between the first sound insulation board (6) and the second sound insulation board (7), a noise reduction space (9) is arranged between the plurality of collision walls (8), damping particles (10) are arranged in the noise reduction space (9), a composite damping sound insulation board (11) is arranged below the second sound insulation board (7), a triangular keel (13) is arranged below the composite damping sound insulation board (11), an aluminum alloy perforated plate (14) is arranged below the triangular keel (13), and glass wool (12) is filled between the composite damping sound insulation board (11) and the aluminum alloy perforated plate (14).

2. The enhanced acoustic suspended ceiling according to claim 1, characterized in that: A spring damper (3) is arranged above the suspension rod (2), and the suspension rod (2) is connected to the roof (1) via the spring damper (3).

3. The enhanced acoustic suspended ceiling according to claim 1, characterized in that: A support rod (4) is arranged on the side of the suspension rod (2), and the end of the support rod (4) is connected to the roof (1).

4. The enhanced acoustic suspended ceiling according to claim 1, characterized in that: A decorative plate (16) is arranged below the aluminum alloy perforated plate (14).

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