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CN113202255B - House sound insulation floor and preparation method thereof - Google Patents

House sound insulation floor and preparation method thereof Download PDF

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Publication number
CN113202255B
CN113202255B CN202110473460.6A CN202110473460A CN113202255B CN 113202255 B CN113202255 B CN 113202255B CN 202110473460 A CN202110473460 A CN 202110473460A CN 113202255 B CN113202255 B CN 113202255B
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layer
parts
sound
mixture
sound insulation
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CN113202255A (en
Inventor
张波
王丹
才浩
油忠振
蔡建军
任全刚
李旭
张子晗
崔再旭
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Shandong High Speed Qilu Construction Group Co ltd
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Shandong High Speed Qilu Construction Group Co ltd
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00Flooring
    • E04F15/02Flooring or floor layers composed of a number of similar elements
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/02Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00Flooring
    • E04F15/02Flooring or floor layers composed of a number of similar elements
    • E04F15/08Flooring 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
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00Flooring
    • E04F15/18Separately-laid insulating layers; Other additional insulating measures; Floating floors
    • E04F15/20Separately-laid insulating layers; Other additional insulating measures; Floating floors for sound insulation
    • E04F15/206Layered panels for sound insulation
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/52Sound-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 lightened, 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; sound is isolated and reflected by the compact layer of the middle sound-absorbing layer, and most of sound can be eliminated by the sound-absorbing function of the foaming layer through the middle sound-absorbing layer of 2-3 layers; 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 pollution-free to the environment.

Description

House sound insulation floor and preparation method thereof
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 housing has the defect of poor sound insulation effect between upstairs and downstairs, the sufficient 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 product is single in distinguishing high-frequency noise and low-frequency noise, and can fully block 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 for families with children, the children play balls upstairs and run, which brings great noise downstairs and influences downstairs sleeping.
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 and does not affect the original patterns and colors of the wall. CN 104326698B discloses a sound insulation material for construction 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 coal 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 adopted, 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 by the compact layer of the middle sound-absorbing layer, the sound is absorbed by the foaming layer, and most of sound can be eliminated by the middle sound-absorbing 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 floor below.
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 noise reduction 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 intermediate sound-absorbing layer is 30-40% of the thickness of the intermediate 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 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;
(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 lower surface layer is foraminiferous foaming layer, 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 in 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, flatly paving on the sound insulation layer at the bottom layer, paving 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 the 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, and the mixture is spread on the middle sound absorption layer and solidified to form a surface layer sound attenuation 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, and the mixture is spread on the middle sound absorption layer and solidified to form a surface layer sound attenuation layer with the thickness of 5 mm.
Effects of the embodiment
The test was carried out by selecting 9-17 stories of houses in a rough house of a newly delivered house according to the methods of examples 1-3, constructing every three stories by the method of the same 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.
Figure DEST_PATH_IMAGE002

Claims (5)

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 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 to eliminate 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; uniformly mixing the raw materials, adding a proper amount of water, flatly paving the mixture on a middle sound absorption layer, and curing;
the thickness of the compact layer in the middle sound absorption layer is 30-40% of that of the middle sound absorption layer.
2. The house sound insulation floor of claim 1, wherein the foaming agent is 40% hydrogen peroxide.
3. The house soundproof floor of claim 1, wherein the bottom soundproof layer is 3-5mm thick, the middle sound absorption layer is 3-5mm thick, and the surface layer is 3-6 mm silent.
4. 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, and the mixture is spread on the middle sound absorption layer and solidified to form a surface layer sound attenuation layer.
5. The method for manufacturing a soundproof floor for a house according to claim 4, wherein the rolling number in the step (2) is 20 to 25.
CN202110473460.6A 2021-04-29 2021-04-29 House sound insulation floor and preparation method thereof Active CN113202255B (en)

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Publication number Priority date Publication date Assignee Title
FR2850374B1 (en) * 2003-01-29 2005-03-18 COMPOSITE MATERIAL BASED ON CEMENT AND RUBBER, PROCESS FOR PRODUCTION BY PROTEIN FOAMING, AND USE IN CONSTRUCTION.
CN100348533C (en) * 2005-07-14 2007-11-14 重庆大学 Heat insulation and sound insulation material for flour and its preparing method
CN101672072B (en) * 2009-08-10 2013-02-06 邱天祥 Sound insulation composite board and manufacture method
CN103896528B (en) * 2012-12-24 2016-02-24 深圳市嘉达高科产业发展有限公司 A kind of flooring sound-insulating waterproof mortar and preparation method thereof
CN105220862A (en) * 2014-06-18 2016-01-06 厦门嘉达声学技术有限公司 Floor sound insulating structure
CN204023351U (en) * 2014-08-18 2014-12-17 山西省交通科学研究院 A kind of Novel combined pavement pave-load layer structure
CN104961397A (en) * 2015-06-23 2015-10-07 杜飞月 Light sound insulation damping mortar and building construction method
CN205134882U (en) * 2015-09-18 2016-04-06 北京宽华环保科技发展有限公司 Building ground light structure
CN105218146B (en) * 2015-11-12 2017-11-21 湖南工业大学 A kind of low-density foamed concrete of heat preservation and soundproof
CN106957162A (en) * 2016-01-11 2017-07-18 杜飞月 A kind of building floor heat insulating and sound insulating building method
CN108249949A (en) * 2018-02-05 2018-07-06 黄潇 A kind of heat preservation and soundproof plank for building and preparation method thereof
CN108342999A (en) * 2018-03-01 2018-07-31 刘宇 A kind of environmentally friendly denoising device for overpass
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