CN216516381U - Wood structure sound insulation floor - Google Patents
Wood structure sound insulation floor Download PDFInfo
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- CN216516381U CN216516381U CN202122985659.5U CN202122985659U CN216516381U CN 216516381 U CN216516381 U CN 216516381U CN 202122985659 U CN202122985659 U CN 202122985659U CN 216516381 U CN216516381 U CN 216516381U
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Abstract
The utility model discloses a wood-structure sound insulation floor slab, and belongs to the technical field of wood-structure buildings. The floor slab comprises a supporting plate and a panel, wherein the panel is connected with the supporting plate through a wood framework, and a sound insulation part is laid on the inner side of the wood framework between the supporting plate and the panel. The wood skeleton formed by the wood keels is used as a main bearing structure, and sound insulation materials are filled in the main bearing structure, so that the noise reduction effect is achieved. The light foamed concrete and the flexible sound insulation material which are laid between the supporting plates and the panels have good noise reduction effect, and simultaneously form an air-solid sound insulation structure with an air layer, so that the sound insulation effect of the wood structure floor slab is improved.
Description
Technical Field
The utility model relates to a wood structure sound insulation floor slab, and belongs to the technical field of wood structure buildings.
Background
Along with the rapid development of urbanization and economy, the building field increasingly pays more attention to energy conservation and emission reduction and green environmental protection, and the wood structure is widely applied to the field of modern buildings because of the characteristics of low energy consumption, green environmental protection, good living comfort, small influence of environmental vibration and the like. The floor slab is a separate load-bearing member and divides the house into a plurality of floors in the vertical direction. The floor can be divided into several forms, such as brick arch floor, wood floor, reinforced concrete floor and steel lining bearing floor, according to the material adopted by the floor.
At present, the concrete floor slab is widely applied to actual engineering, but the concrete floor slab has the disadvantages of large mass, large pollution during construction operation, long construction time and general noise reduction effect. And the sound insulation cotton is filled in the wood structure floor slab to be used as sound insulation material, so that the noise reduction effect of the wood structure floor slab still needs to be further improved.
Chinese patent publication No. CN206903137U discloses a sound-insulation and noise-reduction wood floor, which comprises a panel, a first sound-absorption plate, a sound-insulation pad, a second sound-absorption plate and a cork plate, which are sequentially connected from top to bottom, wherein the first sound-absorption plate, the sound-insulation pad, the second sound-absorption plate and the cork plate are added in addition to a basic floor mechanism by arranging a multilayer structure, so that the sound-insulation, noise-reduction and noise-reduction performances of the floor are improved.
Although the sound insulation and noise reduction wood floor has certain sound insulation, noise reduction and noise reduction performances, the wood floor is difficult to meet the bearing requirement when being used as a floor.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a wood-structure sound insulation floor slab.
The utility model is realized by the following technical scheme:
the utility model provides a timber structure sound insulation floor, includes fagging and panel, the panel passes through wooden skeleton and is connected with the fagging, sound insulation part has been laid in the inboard of wooden skeleton between fagging and panel.
The fagging is integrated plywood, and its thickness is not less than 30 mm.
The sound insulation part comprises a sound absorption layer, a flexible sound insulation layer and an air layer which are sequentially paved on the supporting plate.
The sound absorption layer is a light foamed concrete layer.
The sound absorption layer has the density of 500-1000 kg/m3 and the thickness of 40-50 mm.
The flexible sound insulation layer is a glass wool layer, a polystyrene foam layer or a rubber layer.
The thickness of the flexible sound insulation layer is 30-40 mm.
The wood skeleton is made of anticorrosive wood and comprises two longitudinal beams, the two longitudinal beams are connected through a plurality of cross beams, the width of each cross beam is 30-40 mm, the height of each cross beam is 120mm, and the arrangement distance is 400-500 mm.
The wood framework is connected with the supporting plate and the panel through twist nails.
The panel is an OSB panel, and the thickness of the panel is 10-20 mm.
The utility model has the beneficial effects that: the wood skeleton formed by the wood keels is used as a main bearing structure, and sound insulation materials are filled in the main bearing structure, so that the noise reduction effect is achieved. The light foamed concrete and the flexible sound insulation material which are laid between the supporting plates and the panels have good noise reduction effect, and simultaneously form an air-solid sound insulation structure with an air layer, so that the sound insulation effect of the wood structure floor slab is improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is a schematic front view of the present invention.
In the figure: 1-supporting plate, 2-sound absorption layer, 3-flexible sound insulation layer, 4-wood frame, 5-panel and 6-air layer.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 3, the sound insulation floor slab with a wood structure comprises a supporting plate 1 and a panel 5, wherein the panel 5 is connected with the supporting plate 1 through a wood framework 4, and a sound insulation part is laid between the supporting plate 1 and the panel 5 on the inner side of the wood framework 4.
The bracing plate 1 is an integrated plywood with the thickness not less than 30 mm.
The sound insulation part comprises a sound absorption layer 2, a flexible sound insulation layer 3 and an air layer 6 which are sequentially paved on a supporting plate 1.
The sound absorption layer 2 is a light foamed concrete layer.
The density of the sound absorption layer 2 is 500-1000 kg/m3, and the thickness is 40-50 mm.
The flexible sound insulation layer 3 is a glass wool layer, a polystyrene foam layer or a rubber layer.
The thickness of the flexible sound insulation layer 3 is 30-40 mm.
The wood frame 4 is made of anticorrosive wood and comprises two longitudinal beams, the two longitudinal beams are connected through a plurality of cross beams, the width of each cross beam is 30-40 mm, the height of each cross beam is 120mm, and the arrangement distance is 400-500 mm.
The wood frame 4 is connected with the supporting plate 1 and the panel 5 through twist nails.
The panel 5 is an OSB panel, and the thickness of the panel is 10-20 mm.
The sound insulation floor slab with the wood structure provided by the utility model takes the wood framework 4 formed by the wood keels as a main bearing structure, and sound insulation materials are filled in the main bearing structure, so that the noise reduction effect is achieved. The light foamed concrete and the flexible sound insulation material which are laid between the supporting plate 1 and the panel 5 have good noise reduction effect, and simultaneously form an 'air-solid' sound insulation structure with the air layer 6, thereby being beneficial to improving the sound insulation effect of the wood structure floor slab.
Example 1
As shown in fig. 1, a sound insulation floor slab with a wood structure comprises a supporting plate 1, an OSB plate, and a wood frame 4 connecting the supporting plate 1 and the OSB plate, and a flexible sound insulation layer 3, a lightweight concrete foam layer, and an air layer 6 are arranged between the supporting plate 1 and the OSB plate. The wooden framework 4 forms a frame main body of the floor, is connected with the supporting plate 1 and the OSB plate in a nail connection mode, the nails are twist nails with the length of 50mm and are nailed on the longitudinal beams or the cross beams at intervals of 300mm in the direction perpendicular to the span direction of the floor, the width of the longitudinal beams and the width of the cross beams are 30mm, and the height of the longitudinal beams and the height of the cross beams are 120 mm.
The density of the lightweight concrete foaming layer laid on the supporting plate 1 is 500kg/m3The thickness thereof is 40 mm.
The flexible sound insulation layer 3 arranged on the lightweight concrete foaming layer is made of glass wool, and the thickness of the flexible sound insulation layer is 30 mm.
The wood structure floor system is constructed by adopting materials with strong noise reduction performance and good sound absorption effect to carry out sound insulation treatment, so that the floor has better sound insulation effect. And the construction is simple, the structure is reasonable, and the floor slab has light weight. Through simulation tests, the floor can meet the high standard requirement of civil building sound insulation design specification on the sound insulation performance of the floor.
Example 2
Example 2 differs from example 1 in that: the width of the longitudinal beam and the transverse beam is 40 mm; the density of the lightweight concrete foaming layer laid on the supporting plate 1 is 1000kg/m3(ii) a The flexible sound insulation layer 3 arranged on the lightweight concrete foaming layer is made of glass wool, and the thickness of the flexible sound insulation layer is 40 mm.
Example 3
Example 3 differs from example 1 in that: the width of the longitudinal beam and the transverse beam is 40 mm; the density of the lightweight concrete foaming layer laid on the supporting plate 1 is 1000kg/m3(ii) a The flexible sound insulation layer 3 disposed on the lightweight concrete foam layer was polystyrene foam (EPS19) having a thickness of 40 mm.
Example 4
Example 4 differs from example 1 in that: the width of the longitudinal beam and the transverse beam is 40 mm; the density of the lightweight concrete foaming layer laid on the supporting plate 1 is 1000kg/m3(ii) a The flexible sound insulation layer 3 disposed on the lightweight concrete foam layer was polystyrene foam (EPS46) having a thickness of 40 mm.
Example 5
Example 5 differs from example 1 in that: the width of the longitudinal beam and the transverse beam is 40 mm; the density of the lightweight concrete foaming layer laid on the supporting plate 1 is 1000kg/m3(ii) a The flexible sound insulation layer 3 arranged on the lightweight concrete foaming layer is made of rubber, and the thickness of the flexible sound insulation layer is 40 mm.
Claims (9)
1. A timber structure sound insulation floor, its characterized in that: the sound insulation board comprises a supporting board (1) and a panel (5), wherein the panel (5) is connected with the supporting board (1) through a wood framework (4), and a sound insulation part is laid between the supporting board (1) and the panel (5) on the inner side of the wood framework (4);
the sound insulation part comprises a sound absorption layer (2), a flexible sound insulation layer (3) and an air layer (6) which are sequentially laid on a supporting plate (1).
2. A wood structural acoustical floor as set forth in claim 1, wherein: the supporting plate (1) is an integrated plywood, and the thickness of the supporting plate is not less than 30 mm.
3. A wood structural acoustical floor as set forth in claim 1, wherein: the sound absorption layer (2) is a light foamed concrete layer.
4. A wood-structure acoustical floor as set forth in claim 3, wherein: the density of the sound absorption layer (2) is 500-1000 kg/m3The thickness is 40-50 mm.
5. A wood structural acoustical floor as set forth in claim 1, wherein: the flexible sound insulation layer (3) is a glass wool layer, a polystyrene foam layer or a rubber layer.
6. A wood structural acoustical floor as set forth in claim 5, wherein: the thickness of the flexible sound insulation layer (3) is 30-40 mm.
7. A wood structural acoustical floor as set forth in claim 1, wherein: the wood framework (4) is made of anticorrosive wood and comprises two longitudinal beams, and the two longitudinal beams are connected through a plurality of cross beams; the width of crossbeam is 30~40mm, and highly is 120mm, arranges the interval and is 400~500 mm.
8. A wood structural acoustical floor as set forth in claim 1, wherein: the wooden framework (4) is connected with the supporting plate (1) and the panel (5) through twist nails.
9. A wood structural acoustical floor as set forth in claim 1, wherein: the panel (5) is an OSB plate, and the thickness of the OSB plate is 10-20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122985659.5U CN216516381U (en) | 2021-11-30 | 2021-11-30 | Wood structure sound insulation floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122985659.5U CN216516381U (en) | 2021-11-30 | 2021-11-30 | Wood structure sound insulation floor |
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| Publication Number | Publication Date |
|---|---|
| CN216516381U true CN216516381U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122985659.5U Active CN216516381U (en) | 2021-11-30 | 2021-11-30 | Wood structure sound insulation floor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115637792A (en) * | 2022-11-14 | 2023-01-24 | 昆明理工大学 | Construction method of bamboo-wood-soil mixed wall with double-layer water evaporation channels |
| CN115822153A (en) * | 2023-01-08 | 2023-03-21 | 南京工业大学 | Technology for improving impact sound and sound insulation performance of orthogonal glued wood floor and application |
-
2021
- 2021-11-30 CN CN202122985659.5U patent/CN216516381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115637792A (en) * | 2022-11-14 | 2023-01-24 | 昆明理工大学 | Construction method of bamboo-wood-soil mixed wall with double-layer water evaporation channels |
| CN115822153A (en) * | 2023-01-08 | 2023-03-21 | 南京工业大学 | Technology for improving impact sound and sound insulation performance of orthogonal glued wood floor and application |
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