CN113202255A - House sound insulation floor and preparation method thereof - Google Patents
House sound insulation floor and preparation method thereof Download PDFInfo
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- CN113202255A CN113202255A CN202110473460.6A CN202110473460A CN113202255A CN 113202255 A CN113202255 A CN 113202255A CN 202110473460 A CN202110473460 A CN 202110473460A CN 113202255 A CN113202255 A CN 113202255A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/08—Flooring or floor layers composed of a number of similar elements only of stone or stone-like material, e.g. ceramics, concrete; of glass or with a top layer of stone or stone-like material, e.g. ceramics, concrete or glass
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
- E04F15/20—Separately-laid insulating layers; Other additional insulating measures; Floating floors for sound insulation
- E04F15/206—Layered panels for sound insulation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Building Environments (AREA)
- Floor Finish (AREA)
Abstract
The invention belongs to the field of house floors, and relates to a house sound insulation floor and a preparation method thereof. The house sound insulation floor provided by the invention comprises a bottom sound insulation layer, 2-3 middle sound absorption layers and a surface layer sound attenuation layer, and mechanical collision sound generated on the ground is reduced, the decibel of the sound is reduced and the sound is eliminated from the source through a large number of micropores and a large number of rubber powder of the surface layer sound attenuation layer; most of sound can be eliminated through the middle sound absorption layers of 2-3 layers by the sound absorption function of the compact layer of the middle sound absorption layer, the sound is isolated and reflected and the foaming layer; the bottom sound insulation layer is more compact, and no micropore exists in the middle of the bottom sound insulation layer, so that sound can be isolated or reflected, and the sound can be prevented from being transmitted to the lower floor; the sound insulation floor provided by the invention is simple in preparation method, raw materials are easy to obtain, and the whole preparation process is free of pollution to the environment.
Description
Technical Field
The invention belongs to the field of house floors, and relates to a house sound insulation floor and a preparation method thereof.
Background
The existing resident houses have the defect of poor sound insulation effect between upstairs and downstairs, the full sound insulation effect is difficult to achieve only by means of cement boards of floors and floors paved on the cement boards, and the traditional products are single in distinguishing high-frequency noise and low-frequency noise, and different in fully blocking noise of each frequency, so that the life quality between residents is influenced; the working time is different at the present stage, and the sound of upstairs walking at night seriously affects downstairs; especially, in families with children, the children playing balls upstairs and running can bring great noise downstairs, and downstairs sleep is affected.
Existing sound insulation technologies include sound insulation coatings, sound insulation mats, sound insulation panels, and the like. CN 104877470A discloses a transparent sound-insulating coating, which is prepared from the following raw materials in parts by weight: 20-50 parts of rubber powder, 30-45 parts of mica powder, 15-32 parts of gypsum powder, 10-23 parts of clay, 5-13 parts of cotton fiber, 12-18 parts of isocyanate, 5-10 parts of emulsifier, 1-3 parts of dispersant, 4-9 parts of adhesive and 2-10 parts of decolorant, and the rubber powder is coated on glass to play a role in double sound insulation; the coating is applied to the wall for sound insulation without affecting the original pattern and color of the wall. CN 104326698B discloses a sound insulation material for building and a preparation method thereof, wherein 66-72 parts by weight of polyethylene, 8-12 parts by weight of organic fiber, 5-12 parts by weight of gangue powder, 5-12 parts by weight of fly ash, 8-10 parts by weight of poly trimethylene carbonate and 5-8 parts by weight of montmorillonite are used, but the application effect of the material as a floor is not ideal. The existing sound insulation material does not have a sound insulation floor, and the sound insulation material is applied to the floor, and sound insulation or using effect is poor due to layered manufacturing.
Disclosure of Invention
Aiming at the problems of poor sound insulation of buildings at the present stage and the problem that the existing sound insulation material cannot meet the requirement of sound insulation, the invention provides a sound insulation floor for a building, which comprises a bottom sound insulation layer, 2-3 middle sound absorption layers and a surface sound attenuation layer, wherein mechanical collision sound generated on the ground is lightened through a large number of micropores and a large number of rubber powder of the surface sound attenuation layer, the decibel of the sound is reduced, and the sound is eliminated from the source; sound is isolated and reflected through the compact layer of the middle sound absorption layer, sound is absorbed through the foaming layer, and most of sound can be eliminated through the middle sound absorption layer of 2-3 layers; the bottom puigging is more closely knit, and the centre does not have the micropore, can keep apart sound or reflect, prevents to pass the layer to following floor.
A house sound insulation floor includes from bottom to top: a bottom sound insulation layer, 2-3 middle sound absorption layers and a surface layer sound attenuation layer;
the bottom sound insulation layer is prepared by the following method: uniformly mixing 10 parts of superfine cement, 30-40 parts of sand and 5 parts of building rubber powder, adding a proper amount of water, flatly paving the mixture on the ground, beating the mixture for multiple times by using a mortar board, eliminating bubbles and curing the mixture;
the middle sound absorption layer is prepared by the following method: the raw materials comprise: 40 parts of cement, 5 parts of building rubber powder, 8-12 parts of rubber powder, 10-15 parts of expanded perlite, 5-10 parts of mineral wool and 0.5-1.5 parts of foaming agent; uniformly mixing the raw materials, adding a proper amount of water, flatly paving the mixture on a bottom sound insulation layer, paving a layer of glass fiber cloth on the mixture, rolling the mixture for multiple times by using a roller to volatilize bubbles on the surface to form a compact layer, and curing the compact layer; repeating the steps for 1-2 times to form 2-3 middle sound absorbing layers;
the surface layer silencing layer is prepared by the following method: the raw materials comprise: 40 parts of cement, 10 parts of building rubber powder, 50-80 parts of rubber powder and 1.0-2.5 parts of foaming agent; mixing the above materials, adding appropriate amount of water, spreading on the middle sound absorbing layer, and curing.
Preferably, the foaming agent is 40% hydrogen peroxide.
Preferably, the bottom sound insulation layer is 3-5mm, the thickness of each layer of the middle sound absorption layer is 3-5mm, and the surface layer is 3-6 mm in sound attenuation.
Preferably, the thickness of the compact layer in the middle sound-absorbing layer is 30-40% of the thickness of the middle sound-absorbing layer.
The preparation method of the house sound insulation floor comprises the following steps:
(1) uniformly mixing 10 parts of superfine cement, 30-40 parts of sand and 5 parts of building rubber powder, adding a proper amount of water, flatly paving the mixture on the ground, beating the mixture for multiple times by using a mortar board, eliminating bubbles, and curing to form a bottom sound insulation layer;
(2) 40 parts of cement, 5 parts of building rubber powder, 8-12 parts of rubber powder, 10-15 parts of expanded perlite, 5-10 parts of mineral wool and 0.5-1.5 parts of foaming agent; after being uniformly mixed, adding a proper amount of water, flatly paving the mixture on the sound insulation layer at the bottom layer, paving a layer of glass fiber cloth on the mixture, rolling the mixture for multiple times by using a roller to volatilize bubbles on the surface to form a compact layer, and curing the compact layer; repeating the steps for 1-2 times to form 2-3 middle sound absorbing layers;
(3) 40 parts of cement, 10 parts of building rubber powder, 50-80 parts of rubber powder and 1.0-2.5 parts of foaming agent; after being mixed evenly, a proper amount of water is added, the mixture is spread on the middle sound absorbing layer and solidified to form a surface layer sound absorbing layer.
Preferably, the number of scrolling in the step (2) is 20-25.
The surface layer noise damping layer can form a large number of micropores, contains a large number of rubber powder, has greater elasticity, can lighten the mechanical collision sound generated on the ground, reduces the decibel of sound, and eliminates the sound from the source.
The upper surface layer of middle sound absorbing layer is closely knit layer, and the lower surface layer is foraminiferous foaming layer, and closely knit layer mainly plays isolation and reflection action, and the foaming layer mainly plays the sound absorption effect, can eliminate most sound through the middle sound absorbing layer of 2-3 layers.
The bottom puigging adopts superfine cement to put a certain amount of building rubber powder in addition, the bottom puigging of formation is more closely knit, and the centre does not have the micropore, can keep apart sound or reflect, prevents to pass the layer to following floor.
Advantageous effects
(1) The invention adopts multiple construction, and the base materials are all cement, so that an integrated house sound insulation floor can be formed, the strength is high, and the layered damage is not easy to occur; the prepared house sound insulation floor has the characteristics of good sound insulation performance, excellent mechanical performance, convenience in processing and forming, various forming methods, high product appearance design freedom degree and the like.
(2) The sound insulation floor provided by the invention is simple in preparation method, raw materials are easy to obtain, and the whole preparation process is free of pollution to the environment.
Drawings
Fig. 1 is a schematic view of the soundproof floor according to the present invention (three middle sound-absorbing layers).
Detailed Description
Example 1
A preparation method of a house sound insulation floor comprises the following steps:
(1) uniformly mixing 10kg of superfine cement, 30kg of sand and 5kg of building glue powder, adding a proper amount of water, flatly paving the mixture on the ground, beating the mixture for multiple times by using a mortar board, eliminating bubbles, and curing the mixture to form a bottom sound insulation layer with the thickness of 3 mm;
(2) 40kg of cement, 5kg of building rubber powder, 8kg of rubber powder, 15kg of expanded perlite, 10kg of mineral wool and 1.5kg of 40% hydrogen peroxide; after uniform mixing, adding a proper amount of water, spreading on the bottom sound insulation layer, spreading a layer of glass fiber cloth on the sound insulation layer, rolling for many times by using a roller to volatilize bubbles on the surface to form a compact layer, and solidifying the compact layer with the thickness of 1.5 mm; repeating the above steps for 1 time to form 2 middle sound absorbing layers with thickness of 5 mm;
(3) 40kg of cement, 10kg of building rubber powder, 80kg of rubber powder and 2.5kg of 40% hydrogen peroxide; after being mixed evenly, a proper amount of water is added, the mixture is spread on the middle sound absorbing layer and solidified to form a surface layer sound absorbing layer with the thickness of 3 mm.
Example 2
A preparation method of a house sound insulation floor comprises the following steps:
(1) uniformly mixing 10kg of superfine cement, 40kg of sand and 5kg of building glue powder, adding a proper amount of water, flatly paving the mixture on the ground, beating the mixture for multiple times by using a mortar board, eliminating bubbles, and curing the mixture to form a bottom sound insulation layer with the thickness of 5 mm;
(2) 40kg of cement, 5kg of building rubber powder, 12kg of rubber powder, 10kg of expanded perlite, 5kg of mineral wool and 0.5kg of foaming agent; after uniform mixing, adding a proper amount of water, spreading on the bottom sound insulation layer, spreading a layer of glass fiber cloth on the sound insulation layer, rolling for many times by using a roller to volatilize bubbles on the surface to form a compact layer, and solidifying the compact layer with the thickness of 0.8 mm; repeating the above steps for 2 times to form 3 layers of middle sound absorbing layers with the thickness of 3 mm;
(3) 40kg of cement, 10kg of building rubber powder, 50kg of rubber powder and 1.0kg of foaming agent; after being mixed evenly, a proper amount of water is added, the mixture is spread on the middle sound absorbing layer and solidified to form a surface layer sound absorbing layer with the thickness of 6 mm.
Example 3
A preparation method of a house sound insulation floor comprises the following steps:
(1) uniformly mixing 10kg of superfine cement, 35kg of sand and 5kg of building glue powder, adding a proper amount of water, flatly paving the mixture on the ground, beating the mixture for multiple times by using a mortar board, eliminating bubbles, and curing the mixture to form a bottom sound insulation layer with the thickness of 4 mm;
(2) 40kg of cement, 5kg of building rubber powder, 10kg of rubber powder, 12kg of expanded perlite, 8kg of mineral wool and 1.0kg of 40% hydrogen peroxide; after uniform mixing, adding a proper amount of water, spreading on the bottom sound insulation layer, spreading a layer of glass fiber cloth on the sound insulation layer, rolling for many times by using a roller to volatilize bubbles on the surface to form a compact layer, and solidifying the compact layer with the thickness of 1.0 mm; repeating the above steps for 2 times to form 3 middle sound absorbing layers with thickness of 4 mm;
(3) 40kg of cement, 10kg of building rubber powder, 65kg of rubber powder and 2.0kg of 40% hydrogen peroxide; after being mixed evenly, a proper amount of water is added, the mixture is spread on the middle sound absorbing layer and solidified to form a surface layer sound absorbing layer with the thickness of 5 mm.
Examples of the effects of the invention
The test was carried out by selecting 9 to 17 stories of houses in a green house of a newly delivered house according to the methods of examples 1 to 3, constructing every three stories by the same method of the example, and then measuring the soundproof effect of the middle story according to the following method. The results are shown in Table 1.
IIC impact sound insulation test was tested according to ASTM method 49209, and the impact sound insulation rating was rated according to ASTM E989. The higher the IIC rating, the better the sound insulation performance.
Claims (6)
1. The utility model provides a house sound insulation floor which characterized in that includes from bottom to top: a bottom sound insulation layer, 2-3 middle sound absorption layers and a surface layer sound attenuation layer;
the bottom sound insulation layer is prepared by the following method: uniformly mixing 10 parts of superfine cement, 30-40 parts of sand and 5 parts of building rubber powder, adding a proper amount of water, flatly paving the mixture on the ground, beating the mixture for multiple times by using a mortar board, eliminating bubbles and curing the mixture;
the middle sound absorption layer is prepared by the following method: the raw materials comprise: 40 parts of cement, 5 parts of building rubber powder, 8-12 parts of rubber powder, 10-15 parts of expanded perlite, 5-10 parts of mineral wool and 0.5-1.5 parts of foaming agent; uniformly mixing the raw materials, adding a proper amount of water, flatly paving the mixture on a bottom sound insulation layer, paving a layer of glass fiber cloth on the mixture, rolling the mixture for multiple times by using a roller to volatilize bubbles on the surface to form a compact layer, and curing the compact layer; repeating the steps for 1-2 times to form 2-3 middle sound absorbing layers;
the surface layer silencing layer is prepared by the following method: the raw materials comprise: 40 parts of cement, 10 parts of building rubber powder, 50-80 parts of rubber powder and 1.0-2.5 parts of foaming agent; mixing the above materials, adding appropriate amount of water, spreading on the middle sound absorbing layer, and curing.
2. The house sound insulation floor of claim 1, wherein the foaming agent is 40% hydrogen peroxide.
3. The sound insulation floor for houses as claimed in claim 1, wherein the bottom sound insulation layer is 3-5mm thick, the middle sound absorption layer is 3-5mm thick, and the surface layer is 3-6 mm sound-deadening.
4. The room acoustical floor of claim 1 wherein the densified layer in the intermediate sound-absorbing layer has a thickness that is 30-40% of the thickness of the intermediate sound-absorbing layer.
5. A method of making the acoustical floor of a building of claim 1, comprising the steps of:
(1) uniformly mixing 10 parts of superfine cement, 30-40 parts of sand and 5 parts of building rubber powder, adding a proper amount of water, flatly paving the mixture on the ground, beating the mixture for multiple times by using a mortar board, eliminating bubbles, and curing to form a bottom sound insulation layer;
(2) 40 parts of cement, 5 parts of building rubber powder, 8-12 parts of rubber powder, 10-15 parts of expanded perlite, 5-10 parts of mineral wool and 0.5-1.5 parts of foaming agent; after being uniformly mixed, adding a proper amount of water, flatly paving the mixture on the sound insulation layer at the bottom layer, paving a layer of glass fiber cloth on the mixture, rolling the mixture for multiple times by using a roller to volatilize bubbles on the surface to form a compact layer, and curing the compact layer; repeating the steps for 1-2 times to form 2-3 middle sound absorbing layers;
(3) 40 parts of cement, 10 parts of building rubber powder, 50-80 parts of rubber powder and 1.0-2.5 parts of foaming agent; after being mixed evenly, a proper amount of water is added, the mixture is spread on the middle sound absorbing layer and solidified to form a surface layer sound absorbing layer.
6. The method for manufacturing a soundproof floor for a house according to claim 5, wherein the rolling number in the step (2) is 20 to 25.
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| CN113202255B (en) | 2022-07-15 |
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