CN110593438B - Indoor sound insulation wall construction method - Google Patents
Indoor sound insulation wall construction method Download PDFInfo
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- CN110593438B CN110593438B CN201910887155.4A CN201910887155A CN110593438B CN 110593438 B CN110593438 B CN 110593438B CN 201910887155 A CN201910887155 A CN 201910887155A CN 110593438 B CN110593438 B CN 110593438B
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- 238000009413 insulation Methods 0.000 title claims abstract description 25
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 238000012423 maintenance Methods 0.000 claims abstract description 31
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 28
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 28
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000008117 stearic acid Substances 0.000 claims abstract description 28
- JZNDMMGBXUYFNQ-UHFFFAOYSA-N tris(dodecylsulfanyl)phosphane Chemical compound CCCCCCCCCCCCSP(SCCCCCCCCCCCC)SCCCCCCCCCCCC JZNDMMGBXUYFNQ-UHFFFAOYSA-N 0.000 claims abstract description 26
- IPCSVZSSVZVIGE-UHFFFAOYSA-M hexadecanoate Chemical compound CCCCCCCCCCCCCCCC([O-])=O IPCSVZSSVZVIGE-UHFFFAOYSA-M 0.000 claims abstract description 24
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 20
- 239000004575 stone Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000011398 Portland cement Substances 0.000 claims abstract description 13
- 239000004576 sand Substances 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000010422 painting Methods 0.000 claims abstract description 6
- 239000003973 paint Substances 0.000 claims abstract description 4
- 239000012188 paraffin wax Substances 0.000 claims description 24
- OKDGZLITBCRLLJ-UHFFFAOYSA-N dodecan-3-ol Chemical compound CCCCCCCCCC(O)CC OKDGZLITBCRLLJ-UHFFFAOYSA-N 0.000 claims description 22
- 239000000853 adhesive Substances 0.000 claims description 17
- 230000001070 adhesive effect Effects 0.000 claims description 17
- 241001116389 Aloe Species 0.000 claims description 14
- 235000011399 aloe vera Nutrition 0.000 claims description 14
- 239000000835 fiber Substances 0.000 claims description 14
- NKHAVTQWNUWKEO-UHFFFAOYSA-N fumaric acid monomethyl ester Natural products COC(=O)C=CC(O)=O NKHAVTQWNUWKEO-UHFFFAOYSA-N 0.000 claims description 14
- NKHAVTQWNUWKEO-NSCUHMNNSA-N monomethyl fumarate Chemical compound COC(=O)\C=C\C(O)=O NKHAVTQWNUWKEO-NSCUHMNNSA-N 0.000 claims description 14
- 229940005650 monomethyl fumarate Drugs 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 244000261559 Smilax china Species 0.000 claims description 11
- 235000000485 Smilax china Nutrition 0.000 claims description 11
- 240000009022 Smilax rotundifolia Species 0.000 claims description 10
- 235000003205 Smilax rotundifolia Nutrition 0.000 claims description 10
- JDLKFOPOAOFWQN-VIFPVBQESA-N Allicin Natural products C=CCS[S@](=O)CC=C JDLKFOPOAOFWQN-VIFPVBQESA-N 0.000 claims description 9
- JDLKFOPOAOFWQN-UHFFFAOYSA-N allicin Chemical compound C=CCSS(=O)CC=C JDLKFOPOAOFWQN-UHFFFAOYSA-N 0.000 claims description 9
- 235000010081 allicin Nutrition 0.000 claims description 9
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 description 51
- 230000002349 favourable effect Effects 0.000 description 22
- 230000000052 comparative effect Effects 0.000 description 9
- 230000000844 anti-bacterial effect Effects 0.000 description 7
- 238000005728 strengthening Methods 0.000 description 7
- FHQWUIZMJXPGRG-UHFFFAOYSA-N 3,5-dichloro-2-fluoropyridine Chemical compound FC1=NC=C(Cl)C=C1Cl FHQWUIZMJXPGRG-UHFFFAOYSA-N 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
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- 229920006255 plastic film Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
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Classifications
-
- 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
- C04B28/02—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 containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0885—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements specially adapted for being adhesively fixed to the wall; Fastening means therefor; Fixing by means of plastics materials hardening after application
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- 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
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a construction method of an indoor sound insulation wall, which comprises the following steps: s1, confirming the installation position; s2, building a pouring template; s3, pouring a sound insulation wall; s4, disassembling the pouring template; s5, mounting an acoustic board; s6, painting finish paint; the concrete comprises the following components in parts by weight: 15-20 parts of Portland cement; 5-8 parts of water; 35-40 parts of sand; 45-50 parts of stone; 1-2 parts of a silane coupling agent; 1-3 parts of didodecyl palmitate; 1-2 parts of tridodecyl trithiophosphite; 0.5-1 part of stearic acid, which has the advantages of improving the compressive strength and impermeability of the indoor sound-proof wall, ensuring that the mildew phenomenon is not easy to occur on the surface of the indoor sound-proof wall when the compressive strength of the indoor sound-proof wall is not easy to be influenced by moisture, and reducing the later maintenance cost of the indoor sound-proof wall.
Description
Technical Field
The invention relates to the field of building construction, in particular to a construction method of an indoor sound insulation wall.
Background
Along with the development of modern economy, city construction is faster and faster, and the residents live compactly when looking at and going to high buildings and forest stands everywhere. When people are quiet at night, little footstep sound disturbs the mind, so that the construction of the sound insulation wall in a room is very important.
However, the sound insulation wall often appears in the south, the water seepage of the wall body is easy to occur in the south, and the existing indoor sound insulation wall has poor impermeability, so that the compressive strength of the indoor sound insulation wall is easily affected, and even the surface of the wall body of the indoor sound insulation wall is easily mildewed, so that the appearance of the wall body is easily affected, and therefore, the sound insulation wall still has room for improvement.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a construction method of an indoor sound insulation wall, which has the advantage of improving the anti-permeability performance of the indoor sound insulation wall.
In order to achieve the purpose, the invention provides the following technical scheme:
a construction method of an indoor sound insulation wall comprises the following steps:
s1, confirming the installation position: confirming and marking the installation position of the indoor sound insulation wall according to a design drawing;
s2, building a pouring template: building a pouring template of the indoor sound insulation wall according to the marked position;
s3, pouring a sound insulation wall: pouring concrete into the pouring template, and curing and forming;
s4, disassembling the pouring template: after the concrete is formed, the pouring template is disassembled;
s5, mounting an acoustic board: coating an adhesive on the sound-absorbing plate, and adhering the sound-absorbing plate to the wall surface of the sound-insulating wall formed by maintenance;
s6, painting finish paint: after the adhesive is completely dried, painting finish on the sound-absorbing board and drying to finish the construction of the indoor sound-insulating wall;
the concrete comprises the following components in parts by weight:
15-20 parts of Portland cement;
5-8 parts of water;
35-40 parts of sand;
45-50 parts of stone;
1-2 parts of a silane coupling agent;
1-3 parts of didodecyl palmitate;
1-2 parts of tridodecyl trithiophosphite;
0.5-1 part of stearic acid.
By adopting the technical scheme, through the synergistic cooperation of the didodecyl palmitate, the tridodecyl trithiophosphite and the stearic acid, the macromolecular compounds are favorably crosslinked into a net structure with branch parts and a three-dimensional structure with disorderly distribution, so that the didodecyl palmitate, the tridodecyl trithiophosphite and the stearic acid are favorably and densely distributed in the concrete and block capillary channels of the concrete, the hydrophobic property of the concrete is enhanced, the impermeability of the concrete is favorably improved, the compressive strength of the indoor sound-insulating wall is more difficultly influenced by the south-returning day, the surface of the indoor sound-insulating wall is more difficultly subjected to mildew, and the appearance of the indoor sound-insulating wall is more difficultly influenced; meanwhile, the later maintenance frequency of the indoor sound-proof wall is reduced, and the later maintenance cost of the indoor sound-proof wall is reduced.
The invention is further configured to: in the step S3, the curing temperature is controlled to be 35-40 ℃, and the curing time is controlled to be 25-30 days.
By adopting the technical scheme, the concrete is favorably solidified better to form the indoor sound-proof wall by controlling the temperature and the time for curing and forming the concrete, so that cracks are not easy to appear in the solidification process of the concrete, and the indoor sound-proof wall is not easy to crack when being subjected to pressure or impact force.
The invention is further configured to: the adhesive in the step S5 is a polyurethane adhesive.
Adopt above-mentioned technical scheme, through adopting the polyurethane adhesive as the gluing agent, the polyurethane adhesive has good waterproof performance to make the bond strength between abatvoix and concrete wall be difficult to receive the influence of returning south sky more, make the abatvoix be difficult to more separate with the concrete wall, and then be favorable to improving the stability of indoor sound-proof wall, be favorable to reducing the later maintenance frequency of indoor sound-proof wall, be favorable to reducing the later maintenance cost of indoor sound-proof wall.
The invention is further configured to: in the step S5, the sound-absorbing board is attached to the wall surface of the sound-insulating wall, and then baked by an infrared lamp.
By adopting the technical scheme, the infrared lamps are used for baking the sound-absorbing boards, so that the drying speed of the adhesive on the sound-absorbing boards is accelerated, the construction time of the indoor sound-insulating wall is shortened, and the construction efficiency is improved.
The invention is further configured to: in the step S5, the baking temperature of the infrared lamp is controlled to be 35-40 ℃.
By adopting the technical scheme, the drying speed of the adhesive is accelerated by controlling the baking temperature of the infrared lamp, and meanwhile, the adhesive is not easy to melt into a liquid state, the bonding strength of the adhesive, a concrete wall and an acoustic board is enhanced, the acoustic board is not easy to separate from the concrete wall, and the stability of the indoor sound insulation wall is improved.
The invention is further configured to: the concrete also comprises the following components in parts by mass:
1-2 parts of paraffin;
0.3 to 0.5 portion of 3-dodecanol.
Adopt above-mentioned technical scheme, cooperate mutually through adding paraffin and dodecanol, be favorable to strengthening the hydrophobic performance of concrete to be favorable to strengthening indoor sound-proof wall's impervious performance, make indoor sound-proof wall's compressive strength be difficult to receive the influence of returning south, be favorable to reducing indoor sound-proof wall's later maintenance frequency, make indoor sound-proof wall's later maintenance cost reduce.
The invention is further configured to: the concrete also comprises the following components in parts by mass:
0.5-1 part of monomethyl fumarate.
By adopting the technical scheme, the addition of the monomethyl fumarate is beneficial to enhancing the antibacterial performance of concrete, so that the mildew phenomenon is less prone to occurring on the outer surface of the indoor sound-insulating wall, and the appearance of the indoor sound-insulating wall is less prone to being influenced; meanwhile, the later maintenance frequency of the indoor sound-proof wall is reduced, and the later maintenance cost of the indoor sound-proof wall is reduced.
The invention is further configured to: the concrete also comprises the following components in parts by mass:
0.1 to 0.3 portion of allicin.
By adopting the technical scheme, the garlicin is added, so that the bacteria growth in concrete can be inhibited, the indoor sound-insulating wall is less susceptible to the influence of the weather and the mildew phenomenon, and the appearance of the indoor sound-insulating wall is less susceptible to the influence; meanwhile, the later maintenance frequency of the indoor sound-proof wall is reduced, and the later maintenance cost of the indoor sound-proof wall is reduced.
The invention is further configured to: the concrete also comprises the following components in parts by mass:
0.3-0.5 part of chinaroot greenbrier extract.
By adopting the technical scheme, the compression strength of concrete is favorably improved by adding the chinaroot greenbrier extract, so that the indoor sound-insulating wall is not easy to crack when being subjected to pressure or impact force, and the service life of the indoor sound-insulating wall is favorably prolonged.
The invention is further configured to: the concrete also comprises the following components in parts by mass:
0.1-0.3 part of aloe fiber.
Adopt above-mentioned technical scheme, through adding aloe fibre, be favorable to strengthening the antibacterial property of concrete when being favorable to strengthening the compressive strength of concrete to make indoor sound-proof wall make the surface of indoor sound-proof wall more difficult to appear the phenomenon of mildening and rot when being difficult to the fracture more, and then be favorable to prolonging the life of indoor sound-proof wall, make the later stage maintenance frequency of indoor sound-proof wall descend, and then be favorable to reducing the later stage maintenance cost of indoor sound-proof wall.
In conclusion, the invention has the following beneficial effects:
1. the synergistic cooperation of the didodecyl palmitate, the tridodecyl trithiophosphite and the stearic acid is favorable for blocking a capillary channel of concrete, improving the impermeability of the concrete, ensuring that the compressive strength of the indoor sound-insulating wall is less susceptible to the influence of the weather, and ensuring that the surface of the indoor sound-insulating wall is less susceptible to mildew;
2. the cooperative matching of the didodecyl palmitate, the tridodecyl trithiophosphite and the stearic acid is adopted, so that the later maintenance frequency of the indoor sound-insulating wall is reduced, and the later maintenance cost of the indoor sound-insulating wall is reduced;
3. through adding paraffin and dodecanol and mutually cooperating, be favorable to strengthening indoor sound-proof wall's impervious performance for indoor sound-proof wall's compressive strength is difficult to receive the influence of returning south, is favorable to reducing indoor sound-proof wall's later maintenance frequency, makes indoor sound-proof wall's later maintenance cost and later maintenance cost descend.
Drawings
Fig. 1 is a process flow diagram illustrating a construction method of an indoor soundproof wall according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
In the following examples, ordinary portland cement of austenic cement co., ltd, down mountain was used as portland cement.
In the following examples, river sand from Shijiazhuan Xinsheng mineral products Co.
In the following examples, the stones were crushed stones from Kabo-Yuhua stone works in Liuhe district, Nanjing City.
In the following examples, as the silane coupling agent, KH550, a product number of 45265, which is a commercial product of the Fujia chemical industry in the Jinshui district, Zhengzhou city, was used.
In the following examples, behenyl palmitate was behenyl palmitate available from Yichangzhengtai trade company, Inc. under MOL-GRLDN-475900.
In the following examples, trithio-phosphorous acid tridodecyl ester of JJL516902020202, available from Shanghai Jinle industries, Ltd, was used as trithio-phosphorous acid tridodecyl ester.
In the following examples, stearic acid, a stearic acid having a product number of 20190846 from Wuhanxin Confucian chemical Co., Ltd, was used.
In the following examples, 58# paraffin, manufactured by Haomi chemical Co., Ltd., Guangzhou city, was used as the paraffin.
In the following examples, 3-dodecanol was selected from 3-dodecanol having a product number of SJ-21751 from Shang Jie chemical Co., Ltd.
In the following examples, monomethyl fumarate was obtained from Tiaoh chemical Co., Ltd, Guangzhou.
In the following examples, allicin was used as allicin with a designation of dasf-B10 from Skov Biotech, Nanjing.
In the following examples, the smilax china extract was obtained from the Hubeixin Ruidenhe chemical Co., Ltd.
In the following examples, aloe fibers of LH19 from Xinxin textile Co., Ltd, New county, are used.
Example 1
A construction method of an indoor sound insulation wall comprises the following steps:
s1, confirming the installation position, specifically as follows:
and measuring the size of a construction site according to a design drawing, determining the installation position of the indoor sound-insulating wall, and marking horizontal lines and vertical lines according to the position and the size of the indoor sound-insulating wall.
S2, building a pouring template, specifically as follows:
and building a pouring template of the indoor sound insulation wall according to the marked positions of the horizontal lines and the vertical lines.
S3, pouring the sound insulation wall, specifically as follows:
the concrete is prepared firstly, then the concrete is injected into the pouring template, after the concrete pouring is finished, the concrete is covered by a plastic film firstly, water is sprayed on the plastic film, the plastic film is kept wet all the time, meanwhile, the curing temperature is controlled to be 35 ℃, and the curing time is controlled to be 30 days so that the concrete is cured and formed.
S4, disassembling the pouring template, specifically as follows:
and after the concrete is formed, detaching the pouring template.
S5, mounting the sound absorption board, specifically as follows:
cutting the sound-absorbing plate according to the size of the concrete wall, enabling the size of the sound-absorbing plate to be matched with the size of the poured concrete wall, coating polyurethane adhesive on the sound-absorbing plate, adhering the sound-absorbing plate to a concrete wall surface formed by maintenance, baking the wall surface for 10min by adopting an infrared lamp, and controlling the baking temperature of the infrared lamp to be 35 ℃.
S6, brushing finish paint, which comprises the following specific steps:
and after the polyurethane adhesive is completely dried, uniformly painting finish on the sound-absorbing board and air-drying for 30min to completely dry the finish, thus finishing the construction of the indoor sound-insulating wall.
The concrete comprises the following components in parts by weight:
15kg of Portland cement; 8kg of water; 37.5kg of sand; 47.5kg of stones; 1.5kg of silane coupling agent; 2kg of didodecyl palmitate; 2kg of tridodecyl trithiophosphite; stearic acid 1 kg.
The preparation method of the concrete comprises the following steps:
adding 15kg of Portland cement into a 150L stirring kettle, stirring at the normal temperature at the rotating speed of 250r/min, adding 8kg of water while stirring, raising the temperature to 60 ℃ after uniformly stirring, adding 1.5kg of silane coupling agent, 2kg of didodecyl palmitate, 2kg of tridodecyl trithiophosphite and 1kg of stearic acid while stirring, after uniformly stirring, stirring naturally until the temperature of the stirring kettle is reduced to the room temperature, finally adding 37.5kg of sand and 47.5kg of stone while stirring, and uniformly stirring to obtain the concrete.
Example 2
The difference from example 1 is that:
in step S3, the curing temperature is controlled to be 38 ℃, and the curing time is controlled to be 27 days.
In step S5, the baking temperature is controlled to 38 ℃.
Example 3
The difference from example 1 is that:
in step S3, the curing temperature is controlled to be 40 ℃, and the curing time is controlled to be 25 days.
In step S5, the baking temperature is controlled to 40 ℃.
Example 4
The difference from example 1 is that:
in step S3, the curing temperature is controlled to be 36 ℃, and the curing time is controlled to be 28 days.
In step S5, the baking temperature was controlled to 39 ℃.
Example 5
The difference from example 4 is that:
the concrete comprises the following components in parts by weight:
17.5kg of Portland cement; 5kg of water; 40kg of sand; 45kg of stones; 2kg of silane coupling agent; 3kg of behenyl palmitate; 1.5kg of tridodecyl trithiophosphite; stearic acid 0.75 kg.
The preparation method of the concrete comprises the following steps:
adding 17.5kg of Portland cement into a 150L stirring kettle, stirring at the normal temperature at the rotating speed of 250r/min, adding 5kg of water while stirring, raising the temperature to 60 ℃ after uniformly stirring, adding 2kg of silane coupling agent, 3kg of behenyl palmitate, 1.5kg of tridodecyl trithiophosphite and 0.75kg of stearic acid while stirring, cooling to the room temperature under natural conditions after uniformly stirring, adding 40kg of sand and 45kg of stone while stirring, and uniformly stirring to obtain the concrete.
Example 6
The difference from example 4 is that:
the concrete comprises the following components in parts by weight:
20kg of Portland cement; 6.5kg of water; 35kg of sand; 50kg of stones; 1kg of silane coupling agent; 1kg of didodecyl palmitate; 1kg of tridodecyl trithiophosphite; stearic acid 0.5 kg.
The preparation method of the concrete comprises the following steps:
20kg of Portland cement is added into a 150L stirring kettle, stirring is carried out at the rotating speed of 250r/min under the normal temperature condition, 6.5kg of water is added while stirring, after uniform stirring, the temperature is raised to 60 ℃, 1kg of silane coupling agent, 1kg of didodecyl palmitate, 1kg of tridodecyl trithiophosphite and 0.5kg of stearic acid are added while stirring, after uniform stirring, stirring is carried out under the natural condition until the temperature of the stirring kettle is reduced to the room temperature, finally 35kg of sand and 50kg of stone are added while stirring, and uniform stirring is carried out, thus obtaining the concrete.
Example 7
The difference from example 4 is that:
the concrete comprises the following components in parts by weight:
18kg of Portland cement; 7.5kg of water; 39kg of sand; 46kg of stones; 1.1kg of silane coupling agent; 1.5kg of didodecyl palmitate; 1.3kg of tridodecyl trithiophosphite; stearic acid 0.7 kg.
The preparation method of the concrete comprises the following steps:
adding 18kg of Portland cement into a 150L stirring kettle, stirring at the normal temperature at the rotating speed of 250r/min, adding 7.5kg of water while stirring, raising the temperature to 60 ℃ after uniformly stirring, adding 1.1kg of silane coupling agent, 1.5kg of didodecyl palmitate, 1.3kg of tridodecyl trithiophosphite and 0.7kg of stearic acid while stirring, cooling to the room temperature by stirring under natural conditions, adding 39kg of sand and 46kg of stone while stirring, and uniformly stirring to obtain the concrete.
Example 8
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
1kg of paraffin; 0.5kg of 3-dodecanol.
Wherein, the paraffin and the 3-dodecanol are added into a stirring kettle together with a silane coupling agent, didodecyl palmitate, tridodecyl trithiophosphite and stearic acid for stirring.
Example 9
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
2kg of paraffin; 0.3kg of 3-dodecanol.
Wherein, the paraffin and the 3-dodecanol are added into a stirring kettle together with a silane coupling agent, didodecyl palmitate, tridodecyl trithiophosphite and stearic acid for stirring.
Example 10
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
0.3kg of 3-dodecanol.
Wherein, the 3-dodecanol, the silane coupling agent, the didodecyl palmitate, the tridodecyl trithiophosphite and the stearic acid are added into a stirring kettle to be stirred.
Example 11
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
2kg of paraffin wax.
Wherein, the paraffin wax, the silane coupling agent, the didodecyl palmitate, the tridodecyl trithiophosphite and the stearic acid are added into a stirring kettle together for stirring.
Example 12
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
1.5kg of paraffin; 0.5kg of 3-dodecanol; 0.75kg of monomethyl fumarate; 0.1kg of allicin; rhizoma Smilacis chinensis extract 0.5 kg; 0.2kg of aloe fiber.
Wherein, the paraffin, the 3-dodecanol, the monomethyl fumarate, the garlicin, the chinaroot greenbrier extract and the aloe fiber are added into a stirring kettle together with a silane coupling agent, didodecyl palmitate, tridodecyl trithiophosphite and stearic acid for stirring.
Example 13
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
1kg of paraffin; 0.3kg of 3-dodecanol; 1kg of monomethyl fumarate; 0.3kg of allicin; rhizoma Smilacis chinensis extract 0.4 kg; aloe fiber 0.3 kg.
Wherein, the paraffin, the 3-dodecanol, the monomethyl fumarate, the garlicin, the chinaroot greenbrier extract and the aloe fiber are added into a stirring kettle together with a silane coupling agent, didodecyl palmitate, tridodecyl trithiophosphite and stearic acid for stirring.
Example 14
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
2kg of paraffin; 0.4kg of 3-dodecanol; 0.5kg of monomethyl fumarate; 0.2kg of allicin; 0.3kg of chinaroot greenbrier extract; 0.1kg of aloe fiber.
Wherein, the paraffin, the 3-dodecanol, the monomethyl fumarate, the garlicin, the chinaroot greenbrier extract and the aloe fiber are added into a stirring kettle together with a silane coupling agent, didodecyl palmitate, tridodecyl trithiophosphite and stearic acid for stirring.
Example 15
The difference from example 7 is that:
the concrete also comprises the following components in parts by weight:
1.8kg of paraffin; 0.35kg of 3-dodecanol; 0.6kg of monomethyl fumarate; 0.15kg of allicin; rhizoma Smilacis chinensis extract 0.45 kg; aloe fiber 0.15 kg.
Wherein, the paraffin, the 3-dodecanol, the monomethyl fumarate, the garlicin, the chinaroot greenbrier extract and the aloe fiber are added into a stirring kettle together with a silane coupling agent, didodecyl palmitate, tridodecyl trithiophosphite and stearic acid for stirring.
Comparative example 1
The difference from example 7 is that: the concrete lacks the components didodecyl palmitate, tridodecyl trithiophosphite and stearic acid.
Comparative example 2
The difference from example 7 is that: the concrete lacks the component didodecyl palmitate.
Comparative example 3
The difference from example 7 is that: the concrete lacks the component tridodecyl trithiophosphite.
Comparative example 4
The difference from example 7 is that: the concrete lacks the component stearic acid.
Experiment 1
The concrete prepared in the above examples and comparative examples was tested for 28d compressive strength (MPa) according to the compressive strength test in GB/T50081-2002 Standard for mechanical Properties of general concrete, and the test specimens in the above examples and comparative examples were immersed in water for 7 days to re-test the compressive strength (MPa) of the concrete.
Experiment 2
The concrete of the above examples and comparative examples was tested for impermeability according to T0528-94 "method for impermeability test of concrete".
Experiment 3
The indoor soundproof walls prepared in the above examples and comparative examples were placed in an environment with a humidity of 80%, and the time (days) when the surfaces of the indoor soundproof walls became mildewed was recorded.
The data from the above experiments are shown in Table 1.
TABLE 1
According to the data contrast of embodiment 1-4 in table 1, through the curing temperature of control concrete, curing time and the stoving temperature of control polyurethane adhesive stoving, be favorable to the better curing shaping of concrete, make the concrete be difficult to the crackle in the fashioned in-process of curing, thereby be favorable to improving the compressive strength and the antibacterial property of concrete, make the compressive strength of concrete be difficult to receive the influence of the moisture in the air, and simultaneously, make the surface of indoor sound-proof wall be difficult to appear the phenomenon of mildening and rot, and then be favorable to reducing the maintenance frequency of indoor sound-proof wall, make the later maintenance cost of indoor sound-proof wall descend.
According to the data contrast of embodiment 4-7 in table 1 can obtain, through the quantity of each component in the control concrete, be favorable to each component in the concrete to cooperate each other in order to play a role better, thereby be favorable to strengthening the compressive strength and the antibacterial property of concrete better, make the compressive strength of concrete be difficult to receive the influence of moisture in the air more, thereby make the intensity of indoor sound-proof wall be difficult to receive the influence more, and simultaneously, still be favorable to reducing the condition that the mildew appears on the surface of indoor sound-proof wall, and then be favorable to reducing the maintenance frequency of indoor sound-proof wall, make the later maintenance cost of indoor sound-proof wall descend.
According to the data contrast of embodiment 7-9 in table 1 can obtain, cooperate each other through adding paraffin and 3-dodecanol, be favorable to strengthening the compressive strength and the impermeability of concrete, make the intensity of concrete be difficult to receive the influence of moisture more, thereby make the compressive strength of indoor sound-proof wall be difficult to receive the influence more, simultaneously, make the condition that mildenes and rot appear more difficult to appear in the surface of indoor sound-proof wall, and then be favorable to reducing the maintenance frequency of indoor sound-proof wall, make the later maintenance cost of indoor sound-proof wall descend.
According to the data comparison of examples 8 to 11 in table 1, it can be seen that the compressive strength and impermeability of the concrete can be improved better only when the paraffin wax and 3-dodecanol are synergistically blended with each other, so that the surface of the indoor sound-insulating wall is less susceptible to mildew while the strength of the indoor sound-insulating wall is less susceptible to the influence of the weather, and the compressive strength and impermeability of the indoor sound-insulating wall are easily influenced by the absence of any component.
According to the comparison of the data of the embodiment 7 and the embodiments 12 to 14 in the table 1, the addition of paraffin, 3-dodecanol, monomethyl fumarate, garlicin, the chinaroot greenbrier extract and aloe fibers is beneficial to improving the compressive strength, antibacterial performance and impermeability of concrete to a certain extent, so that the compressive strength of the concrete is less susceptible to moisture, the surface of the indoor sound-insulating wall is less susceptible to mildew while the compressive strength of the indoor sound-insulating wall is less susceptible to mildew, the maintenance frequency of the indoor sound-insulating wall is reduced, and the later maintenance cost of the indoor sound-insulating wall is reduced.
According to the data comparison of the embodiments 12-15 in the table 1, the compression strength and the antibacterial performance of the concrete can be improved better by controlling the dosage of the paraffin, 3-dodecanol, monomethyl fumarate, allicin, the chinaroot greenbrier extract and the aloe fiber added into the concrete, so that the compression strength of the concrete is less susceptible to moisture, the surface of the indoor sound-insulating wall is less susceptible to mildew while the compression strength of the indoor sound-insulating wall is less susceptible to mildew, the maintenance frequency of the indoor sound-insulating wall is reduced, and the later maintenance cost of the indoor sound-insulating wall is reduced.
According to the comparison of the data of example 7 and comparative examples 1 to 4 in table 1, the compressive strength, antibacterial property and impermeability of the concrete can be improved better only when the didodecyl palmitate, the tridodecyl trithiophosphite and the stearic acid are synergistically matched with each other, so that the surface of the indoor sound-insulating wall is less prone to mildew while the compressive strength of the indoor sound-insulating wall is less prone to be affected, and the compressive strength and impermeability of the indoor sound-insulating wall are affected easily due to the lack of any component.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. A construction method of an indoor sound insulation wall is characterized by comprising the following steps: the method comprises the following steps:
s1, confirming the installation position: confirming and marking the installation position of the indoor sound insulation wall according to a design drawing;
s2, building a pouring template: building a pouring template of the indoor sound insulation wall according to the marked position;
s3, pouring a sound insulation wall: pouring concrete into the pouring template, and curing and forming;
s4, disassembling the pouring template: after the concrete is formed, the pouring template is disassembled;
s5, mounting an acoustic board: coating an adhesive on the sound-absorbing plate, and adhering the sound-absorbing plate to the wall surface of the sound-insulating wall formed by maintenance;
s6, painting finish paint: after the adhesive is completely dried, painting finish on the sound-absorbing board and drying to finish the construction of the indoor sound-insulating wall;
the adhesive in the step S5 is a polyurethane adhesive;
the concrete comprises the following components in parts by weight:
15-20 parts of Portland cement;
5-8 parts of water;
35-40 parts of sand;
45-50 parts of stone;
1-2 parts of a silane coupling agent;
1-3 parts of didodecyl palmitate;
1-2 parts of tridodecyl trithiophosphite;
0.5-1 part of stearic acid;
1-2 parts of paraffin;
0.3 to 0.5 portion of 3-dodecanol.
2. The method of constructing an indoor soundproof wall according to claim 1, wherein: in the step S3, the curing temperature is controlled to be 35-40 ℃, and the curing time is controlled to be 25-30 days.
3. The method of constructing an indoor soundproof wall according to claim 1, wherein: in the step S5, the sound-absorbing board is attached to the wall surface of the sound-insulating wall, and then baked by an infrared lamp.
4. The method of constructing an indoor soundproof wall according to claim 3, wherein: in the step S5, the baking temperature of the infrared lamp is controlled to be 35-40 ℃.
5. The method of constructing an indoor soundproof wall according to any one of claims 1 to 4, wherein: the concrete also comprises the following components in parts by mass:
0.5-1 part of monomethyl fumarate.
6. The method of constructing an indoor soundproof wall according to claim 5, wherein: the concrete also comprises the following components in parts by mass:
0.1 to 0.3 portion of allicin.
7. The method of constructing an indoor soundproof wall according to any one of claims 1 to 4, wherein: the concrete also comprises the following components in parts by mass:
0.3-0.5 part of chinaroot greenbrier extract.
8. The method of constructing an indoor soundproof wall according to any one of claims 1 to 4, wherein: the concrete also comprises the following components in parts by mass:
0.1-0.3 part of aloe fiber.
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