TWI768739B - Soundproofing composite material for construction and method of applying the same - Google Patents

Abstract

A sound insulation composite material for building and an application method thereof. The sound insulation composite material comprises a foam bottom layer and a sound insulation support layer, the foam bottom layer has a top surface and a bottom surface arranged oppositely, and the sound insulation support layer is arranged on the foam bottom layer. On the top surface, the method of applying the sound insulation composite material includes the following steps, step a) pouring a cement layer structure; step b) leveling and waiting to dry; and step c) laminating the above-mentioned sound insulation composite material on the cement layer structure, Through simple construction steps, a composite material with good compressive strength and increased sound insulation effect of household floor slabs is provided.

Description

Soundproofing composite material for building and method of applying the same

The present invention relates to composite materials, in particular to a composite material with sound insulation effect used in construction, and a method for applying the sound insulation composite material.

In order to improve the living quality, the problem of impact sound and noise from the floor slabs of aggregated houses has always been an issue to be solved. The current known method is to arrange a sound insulation layer made of rubber on the floor slab of each household. The sound insulation layer is arranged on the cement layer, and then a thick cement mortar layer is laid on the sound insulation layer, and then a surface decoration material is pasted on the top layer. The sound insulation effect of the floor slab is caused. However, the seismic strength of the floor slab set by this conventional method is insufficient, and the rubber sound insulation layer and the cement mortar layer on the upper layer are more likely to have poor fastness. Therefore, there are many more complete sound insulation layer structures on the market, such as laying a metal rib layer, a plastic layer, a spacer, etc. between the sound insulation layer and the cement layer. .

However, the above-mentioned sound insulation layer structure has multiple layers, and a thick layer of cement needs to be laid on the metal rib layer, which leads to the problem of increasing the ground thickness and cost. The sound insulation standard of new buildings is clearly specified, so how to reduce the thickness of the floor and increase the seismic resistance of the floor while maintaining the sound insulation effect of the floor has always been an important challenge for designers.

One of the objectives of the present invention is to provide a sound-insulating composite material for buildings, which can increase the sound-insulation effect and compressive strength of household floor slabs, and reduce manufacturing costs and material waste.

In order to achieve the above object, the present invention provides a sound insulation composite material for buildings, which comprises a foam bottom layer and a sound insulation support layer, the foam bottom layer has a top surface and a bottom surface arranged oppositely, and the sound insulation support layer is provided on The top surface of the foamed bottom layer.

The foamed bottom layer of the present invention has good sound-absorbing effect, and can provide compressive strength for the floor slabs of individual households only by means of a sound-insulating support layer, thereby avoiding the risk of cracking of tiles or wooden boards on the surface of the floor slabs, and reducing the number of layers of sound-insulating layers. and thickness.

Preferably, the sound insulation support layer includes a plurality of plant fibers and a plurality of mineral bodies.

Preferably, a surface decoration material is further included, and the surface decoration material is located on the upper side of the sound insulation support layer.

Preferably, the surface decoration material is tile, wooden board, marble or plastic floor.

Preferably, it further comprises a thin cement mortar layer, the cement mortar layer is located between the sound insulation support layer and the tile.

Preferably, the thickness of the cement mortar layer is less than 5mm.

Preferably, the sound insulation support layer is glued to the top surface of the foamed bottom layer.

Preferably, the sound insulation support layer can be a palm board, fiber board, cement fiber board, plastic wood or calcium silicate board.

Preferably, the sound insulation support layer is a wooden board or a plastic board.

Another object of the present invention is to provide a method for applying a sound insulation composite material for buildings, which can provide a composite material with good compressive strength and sound insulation effect through simple construction steps.

In order to achieve the above object, the present invention provides a method for applying a sound insulation composite material, which includes the following steps, step a) pouring a cement layer structure; step b) leveling and waiting to dry; The sound insulation composite material of the building is on the cement layer structure.

Preferably, after step b), first apply glue on the dried cement layer structure, then glue the bottom surface of the foamed bottom layer on the cement layer structure, and glue the sound insulation support layer on the top of the foamed bottom layer. noodle.

Preferably, in step c), the foamed bottom layer and the sound insulation support layer are fixedly combined into a plate in advance, and then the bottom surface of the foamed bottom layer is attached to the cement layer structure.

Preferably, a step d) is further included. In step d), a surface decoration material is pasted on the sound insulation support layer.

The detailed structure, characteristics, assembly or use of the sound insulation composite material for buildings and the method for applying the sound insulation composite material provided by the present invention will be described in the detailed description of the following embodiments. However, those with ordinary knowledge in the field of the present invention should understand that these detailed descriptions and specific embodiments for implementing the present invention are only used to illustrate the present invention, and are not intended to limit the scope of the patent application of the present invention.

10: Soundproofing composites

12: Foam bottom layer

121: top surface

122: Underside

14: Sound insulation support layer

141: Plant Cellulite

142: Mineral Body

16: Surface decoration material

161: Tile

20: Plate

30: Acoustic Flooring

32: Cement layer structure

34: Cement mortar layer

FIG. 1 is a cross-sectional view of a first embodiment of the sound insulation composite material for buildings of the present invention.

FIG. 2 is a perspective view of the first embodiment of the sound insulation composite material for building of the present invention.

FIG. 3 is a perspective view of the second embodiment of the sound insulation composite material for building of the present invention.

FIG. 4 is a structural diagram of the method for applying the sound-insulating composite material for buildings according to the present invention, mainly showing the steps of applying the sound-insulating composite material to a floor building.

FIG. 5 is an assembly schematic diagram of the method of applying the sound insulation composite material for building according to the present invention, mainly showing the state of the sound insulation composite material being combined into a sound insulation floor.

6 is a perspective view of a method of applying the sound insulation composite material for building of the present invention.

7 is a cross-sectional plan view of the method for applying the sound-insulating composite material for buildings according to the present invention, mainly showing the state after the sound-insulating composite material is laid on the cement layer structure.

Fig. 8 is similar to Fig. 7, but shows that a tile is attached to the sound insulation composite material for building of the present invention.

The applicant will first explain here that the technical content and features of the present invention will be described in detail with the help of some preferred embodiments listed below in conjunction with the drawings. Those skilled in the art can understand that the present invention can be applied to various types of sound insulation structures, especially Refers to the household soundproof floor structure used for collective housing. The directional description terms such as "top, bottom, upper, lower, inner and outer" mentioned in this manual are only exemplary description terms based on the normal use direction. , is not intended to limit the scope of the claim. Next, in the embodiments and drawings to be introduced below, the same element numbers represent the same or similar elements or their structural features.

As shown in FIG. 1 and FIG. 2 , the sound insulation composite material 10 for building provided by the present invention is suitable for the floor slabs of individual houses in a collective house to achieve the sound insulation effect of the floor slabs. The sound insulation composite material of the first embodiment of the present invention is The material 10 includes a plate 20 having a foamed bottom layer 12 and a sound insulation support layer 14. Specifically, the foam bottom layer 12 has a top surface 121 and a bottom surface 122 disposed opposite to each other, and the sound insulation support layer 14 is disposed on the top surface 121 , wherein the sound insulation support layer 14 is bonded to the top surface 121 by gluing as an example. The foamed bottom layer 12 of this preferred embodiment is a porous PU foamed layer as an example, and can also be a foamed material with pores such as PE, EVA, IXPE, NBR, EPDM, CR, etc., or a foamed material The bottom layer 12 can also be replaced with rubber, the high-frequency sound absorption effect can be achieved through the high-density foaming holes of the foam bottom layer 12, and the sound insulation support layer 14 includes a plurality of plant fiber bodies 141 and a plurality of mineral bodies 142, and an additional The glass fiber mesh (not shown in the figure) is used to enhance the strength of the plate 20 and achieve the waterproof effect. The sound insulation support layer 14 of this preferred embodiment is exemplified by palm board, fiber board, etc., wherein the sound insulation support layer 14 includes Substances with different structures and properties can reduce the reflectivity of sound and achieve sound insulation.

It should be noted that, in order to facilitate the construction of floor slabs, the sound insulation composite material 10 of the present invention can be glued and cut in the factory to form a slab 20 as shown in FIG. Combined construction.

To be more specific, for the slab 20 formed after the sound insulation composite material 10 is processed, when the slab is laid, a plurality of slabs 20 are first placed side by side on the floor, so that the bottom surface 122 of the foamed bottom layer 12 of the slab 20 is glued to the cement of the slab. The layer structure 32 can be quickly combined into a large piece of sound insulation floor 30 as shown in FIG. 5 . After that, a surface decoration material 16 can be optionally combined on the sound insulation support layer 14 to complete the on-site combined construction of the sound insulation composite material 10. The surface decoration material 16 can be tile 161, wood or marble, etc., to enhance the overall appearance. properties and use.

Please refer to FIG. 3 again, which is a second embodiment of the sound insulation composite material 10 provided by the present invention, which is different from the first embodiment in that the sound insulation composite material 10 includes a plate 20, and the plate 20 has a foamed The bottom layer 12, a sound insulation support layer 14 disposed on the top surface 121 of the foam bottom layer 12, and a surface decoration material 16, the surface decoration material 16 is arranged on the upper side of the sound insulation support layer 14, so that the plate 20 can be quickly installed on the floor. The construction of the sound insulation floor 30 can be completed quickly, and there is no need to lay the surface decoration material 16 on the plate 20 after additionally laminating the plate 20, which is beneficial to reduce the number of steps.

The above is a description of the structure of the sound insulation composite material 10 for buildings disclosed in the present invention. The following is a detailed description of the application method of the sound insulation composite material 10 provided by the present invention.

As mentioned above, the method of applying the sound insulation composite material 10 provided by the present invention is to combine the panels 20 shown in FIG. 2 or FIG. 3 to form the sound insulation floor 30 shown in FIG. Steps: First, pour a cement layer structure 32, then level the cement layer structure 32 and wait for it to dry, and then attach the aforementioned slabs 20 to the cement layer structure 32 in parallel. It should be noted that the slabs 20 are made of glue. It is an example that the mixture adheres the bottom surface 122 of the foamed bottom layer 12 to the cement layer structure 32 .

In addition to the aforementioned method of applying the composite material 10, the slabs 20 are attached to the cement layer structure 32 one by one, as shown in FIG. The foam bottom layer 12 and the sound insulation support layer 14 are adhered to the cement layer structure 32 layer by layer in sequence, and finally the surface decoration material 16 is laid to complete the combination of the sound insulation floor 30 .

It should be noted that when the surface decoration material 16 is wood or marble, as shown in FIG. 7 , the surface decoration material 16 is directly glued on the sound insulation support layer 14 , and when the surface decoration material 16 is a tile 161 , as shown in FIG. 8, according to the international standard process, in addition to the adhesive, a cement mortar layer 34 needs to be added between the tiles 161 and the sound insulation support layer 14 to effectively prevent the tiles 161 from being arched. The material 10 has high stability, thereby reducing the laying thickness of the cement mortar layer 34, so that the laying thickness of the cement mortar layer 34 of the present invention can be reduced to less than 5 mm, and the preferred laying thickness is 2-3 mm.

To sum up, the sound insulation composite material 10 of the present invention mainly uses the sound insulation support layer 14 to replace the conventional material such as metal rib layers to increase the stability of the building structure, which not only effectively reduces the usage amount (thickness and weight) of cement mortar , and has the effects of sound insulation and structural stability. Further, the present invention Respectively through the foam bottom layer 12 and the sound insulation support layer 14 to reduce the high frequency and low frequency sound wave vibration, and then reduce the resonance of the sound, in addition, the present invention can also make the foam bottom layer 12 and the sound insulation support layer 14 (or the foam bottom layer 12, the sound insulation support After the layer 14 and the surface decoration material 16) are pre-glued and processed into the slabs 20 in the factory, the slabs 20 are transported to the construction site, and the constructor can directly paste the slabs 20 side by side on the cement layer structure 32. The application of the soundproof floor 30 is completed.

12: Foam bottom layer

14: Sound insulation support layer

20: Plate

Claims (12)

A sound-insulating composite material for building, comprising: a foamed bottom layer with a top surface and a bottom surface arranged oppositely; a sound-insulation support layer on the top surface of the foamed bottom layer; a surface decoration material on the top surface of the foamed bottom layer the upper side of the sound insulation support layer; and a thin cement mortar layer, located between the sound insulation support layer and the surface decoration material. The sound insulation composite material according to claim 1, wherein the sound insulation support layer comprises a plurality of plant fibers and a plurality of mineral bodies. The sound insulation composite material according to claim 2, wherein the sound insulation support layer is a palm board, fiber board, cement fiber board, plastic wood or calcium silicate board. The sound-insulating composite material according to claim 1, wherein the surface decoration material is a tile, wooden board, marble or plastic floor. The sound-insulating composite material of claim 4, wherein the cement mortar layer is located between the sound-insulating support layer and the tile. The sound insulation composite material according to claim 5, wherein the thickness of the cement mortar layer is less than 5mm. The sound insulation composite material of claim 1, wherein the sound insulation support layer is glued to the top surface of the foamed bottom layer. The sound insulation composite material according to claim 1, wherein the sound insulation support layer is a wooden board or a plastic board. A method for applying a sound insulation composite material for buildings, comprising the following steps: a) pouring a cement layer structure; b) leveling and waiting to dry; and c) laminating the sound insulation composite material as described in any one of claims 1 to 5 on the cement layer structure. The method for applying a sound insulation composite material according to claim 9, wherein after step b), firstly, gluing the dried cement layer structure, and then gluing the bottom surface of the foamed bottom layer on the cement layer structure, and then gluing The sound insulation support layer is on the top surface of the foamed bottom layer. The method for applying a sound insulation composite material according to claim 9, wherein in step c), the foamed bottom layer and the sound insulation support layer are fixedly combined into a block in advance, and then the bottom surface of the foamed bottom layer is attached to the cement layer structure. The method for applying the sound insulation composite material according to claim 9, further comprising a step d), in which the surface decoration material is pasted on the sound insulation support layer.

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