CN115434489A - Sound-insulation decorative floor slab and construction method thereof - Google Patents
Sound-insulation decorative floor slab and construction method thereof Download PDFInfo
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- CN115434489A CN115434489A CN202211296217.2A CN202211296217A CN115434489A CN 115434489 A CN115434489 A CN 115434489A CN 202211296217 A CN202211296217 A CN 202211296217A CN 115434489 A CN115434489 A CN 115434489A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/12—Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo gypsum floors
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- 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
- E04F15/203—Separately-laid layers for sound insulation
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F21/00—Implements for finishing work on buildings
- E04F21/20—Implements for finishing work on buildings for laying flooring
- E04F21/24—Implements for finishing work on buildings for laying flooring of masses made in situ, e.g. smoothing tools
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F2290/00—Specially adapted covering, lining or flooring elements not otherwise provided for
- E04F2290/04—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire
- E04F2290/041—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against noise
- E04F2290/043—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against noise with a bottom layer for sound insulation
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
Abstract
The invention discloses a sound insulation decorative floor slab and a construction method thereof, wherein the sound insulation decorative floor slab comprises a base floor slab, a wall body, a thick sound damping mortar layer and a thick cement clean slurry layer, the wall body is arranged on one side of the base floor slab, the thick sound damping mortar layer is uniformly laid on the upper surface of the base floor slab, the coating thickness of the thick sound damping mortar layer can be controlled to be 13-18 mm, the thick sound damping mortar layer is formed by mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder, the thick cement clean slurry layer is uniformly laid on the upper surface of the thick sound damping mortar layer, and the coating thickness of the thick cement clean slurry layer can be controlled to be 2mm. The invention not only effectively prevents sound and reduces noise, has good sound insulation performance, but also has low cost and strong practicability, and is easy for market popularization.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a sound-insulation decorative floor slab and a construction method thereof.
Background
Along with the enlargement of cities and the rapid construction of modern houses, the population of urban buildings is larger and higher, more and more people live in commercial houses of high-rise buildings, the contradiction between upstairs and downstairs residents is more and more caused by the sound insulation problem of the floor slab, the weighted standardized impact sound level of the reinforced concrete floor slab of the civil building in China is 85dB (A), if the floor slab is decorated by using hard materials such as floor tiles, marble, granite and the like, the noise can be reduced by only 5dB (A), the weighted standardized impact sound level index of the floor slab of the house is less than or equal to 75dB (A) according to the GB50118-2010 sound insulation design specification of the civil building, and the weighted standardized impact sound level of the floor slab of the common house after decoration is maintained at about 80dB (A) and does not accord with the GB50118-2010 requirement, so the sound insulation and noise reduction research on the floor slab is particularly important.
The patent provides a construction process of the acoustic damping mortar through tests and a method matched with other acoustic insulation and noise reduction measures for use so as to meet the acoustic insulation and noise reduction requirements of the floor slab.
Disclosure of Invention
The invention aims to provide a sound-insulation decorative floor slab and a construction method thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a floor is decorated in sound insulation, includes basic unit's floor, wall body, thick acoustic damping mortar layer and thick cement net thick liquid layer, the wall body sets up the one side at basic unit's floor, the upper surface at basic unit's floor is evenly laid on thick acoustic damping mortar layer, thick cement net thick liquid layer evenly lays the upper surface on thick acoustic damping mortar layer.
Preferably, the thick acoustic damping mortar is formed by mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder.
Preferably, the coating thickness of the thick acoustic damping mortar layer can be controlled to be 13-18 mm.
Preferably, the plastering layer at the corner of the thick sound damping mortar layer is about 50mm back to the inner wall of the wall body, the thickness of the plastering layer is gradually reduced to 0mm from 10mm, and a sound bridge is prevented from being generated.
Preferably, the coating thickness of the thick cement paste layer can be controlled to be 2mm.
Preferably, the construction method of the sound insulation decorative floor slab comprises the following steps:
(1) Treating the base floor: before laying a cushion layer, loose objects which influence the mortar bonding performance by dust, dirt and grease particles on a base floor slab are cleaned;
(2) Laying a thick acoustic damping mortar layer: mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder to form thick acoustic damping mortar, adding a proper amount of water into the thick acoustic damping mortar, uniformly stirring, paving the thick acoustic damping mortar on a treated base floor slab according to the construction mode of a common mortar leveling layer, and controlling the smearing thickness to be 13-18 mm to form a thick acoustic damping mortar layer;
(3) Paving a thick cement clean slurry layer: the plastering layer at the corner is 50mm back to the inner wall of the wall body, the thickness of the plastering layer is gradually reduced from 10mm to 0mm, then, 0.9mm of sieve is used for sieving cement dry powder on the plastering layer of the thick sound damping mortar layer, and a plastering knife is used for plastering the plastering layer to form a thick cement clean mortar layer with the thickness of 2 mm;
(4) And (5) maintenance: and (4) curing according to a conventional process, and after the curing is finished, shoveling off the corner of the wall to expose the thick common mortar layer and the thick sound damping mortar layer adhered to the wall surface.
Compared with the prior art, the invention has the beneficial effects that: the sound-insulation decorative floor slab not only effectively prevents sound and reduces noise and has good sound insulation performance, but also has low cost, strong practicability and easy market popularization;
(1) The thick acoustic damping mortar layer is paved and formed by mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder, the thick acoustic damping mortar layer is paved on a processed base floor, the smearing thickness can be controlled to be 13-18 mm, in order to prevent an acoustic bridge, a plastering layer at a corner is returned to the inner wall of a wall body by about 50mm, the thickness of the plastering layer is gradually reduced to 0mm from 10mm, then, cement dry powder is sprayed on the plastering layer of the thick acoustic damping mortar layer by using a 0.9mm sieve, and the plastering layer is plastered by using a plastering knife to form a thick cement clean mortar layer with the thickness of about 2mm.
Drawings
Fig. 1 is a schematic front view of the present invention.
In the figure: 1. a base floor slab; 2. a wall body; 3. a thick acoustic damping mortar layer; 4. and (5) thick cement paste cleaning layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention: a sound insulation decorative floor comprises a base floor 1, a wall 2, a thick sound damping mortar layer 3 and a thick cement clean mortar layer 4, wherein the wall 2 is arranged on one side of the base floor 1;
the thick sound damping mortar layer 3 is uniformly laid on the upper surface of the base floor slab 1;
the thick acoustic damping mortar is formed by mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder;
the coating thickness of the thick acoustic damping mortar layer 3 can be controlled to be 13-18 mm;
the plastering layer at the corner of the thick sound damping mortar layer 3 is about 50mm back to the inner wall of the wall body 2, and the thickness of the plastering layer is gradually reduced from 10mm to 0mm, so that a sound bridge is prevented from being generated;
the thick cement paste layer 4 is uniformly laid on the upper surface of the thick sound damping mortar layer 3;
the coating thickness of the thick cement paste layer 4 can be controlled to be 2mm.
When the embodiment of the application is used: firstly, processing a base floor slab 1, cleaning loose objects which influence the bonding performance of mortar, such as dust, dirt, grease particles and the like on the base floor slab 1 before laying a cushion layer, and cutting and polishing sharp objects such as reinforcing steel bars, wooden piles or concrete burrs which protrude out of a base layer to be leveled with the base layer; secondly, paving a thick acoustic damping mortar layer 3, wherein the thick acoustic damping mortar layer 3 is formed by mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder, adding a proper amount of water into the thick acoustic damping mortar layer 3, uniformly stirring, paving the thick acoustic damping mortar layer on the treated base floor 1 according to the construction mode of a common mortar leveling layer, controlling the coating thickness to be 13-18 mm, enabling a plastering layer at a corner to return to the inner wall of the wall body 2 by about 50mm in order to prevent an acoustic bridge, gradually reducing the thickness of the plastering layer from 10mm to 0mm, then scattering cement dry powder on the plastering layer of the thick acoustic damping mortar layer 3 by using a 0.9mm sieve, and plastering the plastering layer by using a plastering knife to form a thick cement mortar layer 4 with the thickness of about 2 mm; finally, maintaining according to a conventional process, after the maintenance is finished, shoveling off the thick sound damping mortar adhered to the wall surface at the corner of the wall to expose the mortar protective layer, wherein the structure of the floor is shown in figure 1; by adopting the construction process, the sound damping mortar with the optimal proportion is applied to verification engineering, the sound insulation decorative floor slab can be used for various buildings such as businesses and houses, the cost is saved, meanwhile, a sound insulation facility is not required to be independently arranged, the sound insulation and the noise reduction can be effectively realized, the requirement that the impact sound insulation index of the house floor slab in GB50118-2010 is less than or equal to dB75 (A) is met, the sound insulation performance of the scheme reaches the corresponding grade standards of the house building, the school building, the hotel building and the like, the scheme is low in cost, strong in implementability, easy to popularize in the market and capable of completing the work of the sound insulation decorative floor slab.
Claims (6)
1. The utility model provides a floor is decorated in syllable-dividing, its characterized in that, includes basic unit's floor (1), wall body (2), thick sound damping mortar layer (3) and thick cement neat paste layer (4), wall body (2) set up the one side in basic unit's floor (1), thick sound damping mortar layer (3) are evenly laid at the upper surface of basic unit's floor (1), thick cement neat paste layer (4) are evenly laid at the upper surface of thick sound damping mortar layer (3).
2. The sound-insulating decorative floor slab as claimed in claim 1, wherein: the thick acoustic damping mortar is formed by mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder.
3. The sound-insulating decorative floor slab as claimed in claim 1, wherein: the coating thickness of the thick acoustic damping mortar layer (3) can be controlled to be 13-18 mm.
4. The sound-insulating decorative floor slab as claimed in claim 1, wherein: the plastering layer at the corner of the thick sound damping mortar layer (3) returns to the inner wall of the wall body (2) by about 50mm, and the thickness of the plastering layer is gradually reduced to 0mm from 10 mm.
5. The sound-insulating decorative floor slab as claimed in claim 1, wherein: the coating thickness of the thick cement paste layer (4) can be controlled to be 2mm.
6. A construction method of sound-deadening decorative floor panel according to any one of claims 1 to 5, wherein: the method comprises the following steps:
(1) Treating the base floor: before laying a cushion layer, loose objects which influence the mortar bonding performance by dust, dirt and grease particles on a base floor slab are cleaned;
(2) Laying a thick acoustic damping mortar layer: mixing rubber particles, EVB particles, silicon powder, a coupling agent and metal powder to form thick acoustic damping mortar, adding a proper amount of water into the thick acoustic damping mortar, uniformly stirring, paving the thick acoustic damping mortar on a treated base floor slab according to the construction mode of a common mortar leveling layer, and controlling the smearing thickness to be 13-18 mm to form a thick acoustic damping mortar layer;
(3) Laying a thick cement paste layer: the plastering layer at the corner is 50mm back to the inner wall of the wall body, the thickness of the plastering layer is gradually reduced from 10mm to 0mm, then, 0.9mm of sieve is used for sieving cement dry powder on the plastering layer of the thick sound damping mortar layer, and a plastering knife is used for plastering the plastering layer to form a thick cement clean mortar layer with the thickness of 2 mm;
(4) And (5) maintenance: and (4) curing according to a conventional process, and after the curing is finished, removing the thick sound damping mortar adhered to the wall surface and exposing the mortar protective layer at the corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211296217.2A CN115434489A (en) | 2022-10-21 | 2022-10-21 | Sound-insulation decorative floor slab and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211296217.2A CN115434489A (en) | 2022-10-21 | 2022-10-21 | Sound-insulation decorative floor slab and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115434489A true CN115434489A (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211296217.2A Pending CN115434489A (en) | 2022-10-21 | 2022-10-21 | Sound-insulation decorative floor slab and construction method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN115434489A (en) |
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2022
- 2022-10-21 CN CN202211296217.2A patent/CN115434489A/en active Pending
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