CN107842170A - Light aggregate sound insulation ground and construction method thereof - Google Patents
Light aggregate sound insulation ground and construction method thereof Download PDFInfo
- Publication number
- CN107842170A CN107842170A CN201711180718.3A CN201711180718A CN107842170A CN 107842170 A CN107842170 A CN 107842170A CN 201711180718 A CN201711180718 A CN 201711180718A CN 107842170 A CN107842170 A CN 107842170A
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- Prior art keywords
- sound insulation
- light
- acoustic isolation
- layer
- mortar
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- 238000009413 insulation Methods 0.000 title claims abstract description 69
- 238000010276 construction Methods 0.000 title claims abstract description 32
- 239000010410 layer Substances 0.000 claims abstract description 29
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 28
- 239000002344 surface layer Substances 0.000 claims abstract description 25
- 239000011083 cement mortar Substances 0.000 claims abstract description 15
- 239000004744 fabric Substances 0.000 claims abstract description 12
- 239000011159 matrix material Substances 0.000 claims abstract description 6
- 238000002955 isolation Methods 0.000 claims description 49
- 238000005336 cracking Methods 0.000 claims description 16
- 238000012423 maintenance Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 3
- 238000009736 wetting Methods 0.000 claims description 3
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000007667 floating Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- E04F15/181—Insulating layers integrally formed with the flooring or the flooring elements
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
Abstract
The invention relates to the technical field of sound insulation ground, and discloses a light aggregate sound insulation ground and a construction method thereof. The sound insulation floor slab comprises a sound insulation cushion layer arranged above a structural floor slab and a mortar surface layer arranged above the sound insulation cushion layer, wherein the sound insulation cushion layer is of a lightweight aggregate concrete structure, sound insulation holes are formed in the sound insulation cushion layer and are distributed in a matrix mode, and the mortar surface layer comprises an anti-crack cement mortar layer and a grid cloth pressed into the surface layer of the anti-crack cement mortar layer. The invention has simple structure, long service life and good sound insulation effect.
Description
Technical field
The present invention relates to sound insulation terrestrial techniques field, more particularly to a kind of light-weight aggregate sound insulation ground and its construction method.
Background technology
As people usually require to set to living environment and the pursuit more and more higher of quality of the life, life or the building to work
Sound-insulating structure is counted into, is generally insulated against sound at this stage using floating build floor method point family laying thermal insulation sound baffle, it is more traditional
Way is close to structural slab, to increase by one layer of 5mm thick bipeltate or electronic crosslinking foaming polyethylene shock absorption pad, with reach every
Sound requirement, but be separated from each other because increased this layer of acoustic pad causes top finishing layer with structure floor, do not form one
Body structure, the common quality defect such as easily trigger ground cushion hollowing in the later stage, ftracture, come off, handing over later stage rough house the ground in room
Quality and perception all have significant effect.Meanwhile the sheet material deformation coefficient ratio of sound insulationg board is larger, with the extension of usage time,
So as to cause sheet material to increase with overcoat separating degree, defening effect is set to have a greatly reduced quality.
The content of the invention
The present invention provides a kind of simple in construction, service life length, the good light-weight aggregate sound insulation ground of defening effect and its construction
Method.
The technical problem of solution is:The sound insulating structure of existing floating build floor method construction, has separated finishing floor and structure building
Plate, the problems such as causing bed course that hollowing easily occurs, ftractures, come off, with the extension of service life, it is easily caused sheet material and overcoat point
From soundproof effect is deteriorated.
In order to solve the above technical problems, the present invention adopts the following technical scheme that:
Light-weight aggregate sound insulation ground of the present invention, including it is arranged on the mortar above acoustic isolation underlayment and acoustic isolation underlayment above structure floor
Surface layer, the acoustic isolation underlayment are light aggregate concrete structure, and acoustic isolation underlayment is provided with sound insulation hole, and sound insulation hole is arranged in matrix, institute
State the grid cloth for including cracking-resistant cement mortar layer and being pressed into cracking-resistant cement mortar layer top layer of mortar surface layer.
Light-weight aggregate sound insulation ground of the present invention, further, the thickness of the acoustic isolation underlayment is not less than 100mm, used
The initial flow degree of light aggregate concrete is not less than 220mm, and the fluidity after 30min is not less than 200mm, the resistance to compression of acoustic isolation underlayment
Intensity is not less than 3.0MPa.
Light-weight aggregate sound insulation ground of the present invention, further, the spacing between the adjacent sound insulation hole is 100-150mm, is leaned on
Closely the level interval of the sound insulation hole of side and side within the walls is 100mm within the walls, and the depth in hole of insulating against sound is 10-20mm, hole of insulating against sound
Diameter is not less than 10mm.
Light-weight aggregate sound insulation ground of the present invention, further, the thickness of the mortar surface layer is 5-7mm.
The construction method on light-weight aggregate sound insulation ground of the present invention, comprises the following steps:
Step 1: base treatment:The top layer scope of operation of structure floor is cleaned out;
Step 2: positioning:By accurate measurement and position, determine the horizontal line of acoustic isolation underlayment;
Step 3: the scope of operation moistens:In advance with the scope of operation of water wetting structure floor, and when ensuring to pour acoustic isolation underlayment, operation
Face is without bright water;
Step 4: acoustic isolation underlayment pours:Light aggregate concrete is poured, consolidates, is levelling;
Step 5: sound insulation hole construction:After light aggregate concrete initial set before final set, sound insulation hole is set in acoustic isolation underlayment;
Step 6: acoustic isolation underlayment conserves:Conserve to predetermined strength;
Step 7: mortar surface layer is constructed:Cracking-resistant cement mortar is laid above acoustic isolation underlayment, it is levelling, then in cracking resistance cement bonded sand
Patch paving grid cloth in pulp layer, and cracking-resistant cement mortar layer surface is pressed into, smooth compacting;Then plucking is carried out on mortar surface layer surface
Processing;
Step 8: mortar surface layer conserves:Conserve to predetermined strength.
The construction method on light-weight aggregate sound insulation ground of the present invention, further, the horizontal mark of acoustic isolation underlayment in step 2
Corridor, landing, the absolute altitude marked time that height is not less than beyond 100mm, with room mutually echo.
The construction method on light-weight aggregate of the present invention sound insulation ground, further, in step 4 light aggregate concrete pour by
According to first corner, it is rear among, first distal end, after order at one's side carry out, the whole operation time control of step 4 is within 1h.
The construction method on light-weight aggregate sound insulation ground of the present invention, further, step 5 interval acoustic aperture is using sound insulation punch die
Make, the sound insulation punch die includes soleplate, the handle above soleplate and the column below soleplate, handle
Quantity is 2, is symmetricly set on soleplate upper surface, and the column is vertically arranged with soleplate, is arranged on soleplate in matrix
Cloth.
The construction method on light-weight aggregate sound insulation ground of the present invention, further, the level interval between the adjacent column is
100-150mm, the column of outmost turns are not less than 50mm with the level interval at soleplate edge, and the column is diameter 10mm circle
Steel, the height of column are not less than 20mm, and the termination of the column has point finning, and the height of point finning is no more than stem height
1/5。
The construction method on light-weight aggregate sound insulation ground of the present invention, further, the maintenance of mortar surface layer is in mortar in step 8
Start after surface construction 3-5h, maintenance 5-7d watering 2 times daily, forbid workmen to be walked about above during maintenance.
Light-weight aggregate sound insulation ground of the present invention compared with prior art, has the advantages that:
Insulated against sound with instead of traditional sheet material there is provided the light aggregate concrete bed course in sound insulation hole on light-weight aggregate sound insulation ground of the present invention
The structure floor of acoustic isolation underlayment and lower section, is not only connected as a single entity by pad, avoids ground cushion hollowing, ftractures or what is come off shows
As substantially prolongs the service life of acoustic isolation underlayment;Sound insulation hole is combined with light-weight aggregate acoustic isolation underlayment and forms integral type sound insulating structure,
Defening effect is much better than traditional sheet material acoustic pad;Construction quality stability is strong, greatly reduces the maintenance cost in later stage, energy-conservation
Environmental protection, put things right once and for all.
Light-weight aggregate acoustic isolation underlayment is cast on structure floor by the construction method on light-weight aggregate sound insulation ground of the present invention, adhesion
By force, conventional panels acoustic pad is avoided to basic unit and the isolation effect of bed course, fundamentally avoids ground cushion hollowing, cracking
Or the phenomenon to come off, mortar surface layer is laid in acoustic isolation underlayment, and grid cloth is pressed on mortar surface layer surface, it is easy to the dress in later stage
The bonding of layer and acoustic isolation underlayment is adornd, improves the globality and service life of earth construction, construction quality has obtained effective guarantor
Card.
The light-weight aggregate sound insulation ground of the present invention and its construction method are described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the vertical section structure schematic diagram on light-weight aggregate of the present invention sound insulation ground;
Fig. 2 is the top view of acoustic isolation underlayment;
Fig. 3 is the top view of sound insulation punch die;
Fig. 4 is the front view of sound insulation punch die.
Reference:
1- structure floors;2- acoustic isolation underlayments;3- mortar surface layers;31- cracking-resistant cement mortar layers;32- grid cloths;4- sound insulation hole;5-
Soleplate;6- handles;7- columns.
Embodiment
As depicted in figs. 1 and 2, light-weight aggregate sound insulation ground of the present invention includes being arranged on the acoustic isolation underlayment 2 of the top of structure floor 1
With the mortar surface layer 3 of the top of acoustic isolation underlayment 2, the thickness of acoustic isolation underlayment 2 is not less than 100mm, is light aggregate concrete structure, is made
The initial flow degree of light aggregate concrete is not less than 220mm, and the fluidity after 30min is not less than 200mm, acoustic isolation underlayment 2
Compression strength be not less than 3.0MPa;Acoustic isolation underlayment 2 be provided with sound insulation hole 4, sound insulation hole 4 in matrix arrange, it is adjacent insulate against sound hole 4 it
Between spacing be 100-150mm, the level interval close to the sound insulation hole 4 of side within the walls and side within the walls is 100mm, sound insulation hole 4
Depth be 10-20mm, sound insulation hole 4 diameter be not less than 10mm;The thickness of mortar surface layer 3 is 5-7mm, including cracking resistance cement bonded sand
Pulp layer 31 and the grid cloth 32 on the top layer of press-in cracking-resistant cement mortar layer 31.
The construction method on light-weight aggregate sound insulation ground of the present invention, comprises the following steps:
Step 1: base treatment:The top layer scope of operation of structure floor 1 is cleaned out, the concrete of loosening and mortar are picked,
Then the cement laitance coating of the scope of operation is brushed off;
Step 2: positioning:By accurate measurement and position, determine the horizontal line of acoustic isolation underlayment 2, the horizontal line of acoustic isolation underlayment 2
The absolute altitude corridor, landing or the absolute altitude marked time that are not less than beyond 100mm, with room mutually echo, insertion is consistent;Make control
Ash cake processed is placed on the scope of operation, and the adjacent level interval for controlling ash cake is 2m, and surrounding is needed into the position that formwork blocks with ring
Plate blocks;
Step 3: the scope of operation moistens:The previous day of acoustic isolation underlayment 2 is poured, with the scope of operation of water wetting structure floor 1, and ensures to pour
When building acoustic isolation underlayment 2, the scope of operation is without bright water;
Step 4: acoustic isolation underlayment pours:According to ash cake height, according to first corner, it is rear among, first distal end, after order at one's side pour
Light aggregate concrete is built, consolidates, is levelling;The construction operation time of whole process is controlled within 1h, will be successively when paying attention to pouring
The thickness of enough acoustic isolation underlayments 2 is poured, and 70.7mm × 70.7mm × 70.7mm test block is made in work progress, in case check,
It is required that compression strength >=3.0MPa of light-weight aggregate acoustic isolation underlayment;
Step 5: sound insulation hole construction:After acoustic isolation underlayment 2 pours 3-6h, i.e., insulated against sound after light aggregate concrete initial set before final set
Sound insulation hole 4 is set on bed course 2, round steel manual measurement can be used dazzling, sound insulation punch die can also be used to make sound insulation hole 4;
As shown in Figure 3 and Figure 4, wherein the sound insulation punch die used includes soleplate 5, the handle 6 above soleplate 5 and position
Column 7 in the lower section of soleplate 5,
Soleplate 5 is the thick steel plates of 8mm, and the quantity of handle 6 is 2, is symmetricly set on the upper surface of soleplate 5, is welded with soleplate 5
Fixed, handle 6 is the cyclic structure that internal diameter is not less than 150mm, is welded using diameter 6.5mm round steel, handle 6 and basis
The level interval at the edge of plate 5 is not less than 150mm;Column 7 is vertically arranged with soleplate 5, is welded and fixed, and is in square on soleplate 5
Battle array is arranged, and the level interval between adjacent upright posts 7 is 100-150mm, between the column 7 of outmost turns and the level at the edge of soleplate 5
Away from not less than 50mm, column 7 is diameter 10mm round steel, and the height of column 7 is not less than 20mm, and the termination of column 7, which has, fines away
Portion, the height of point finning are no more than the 1/5 of the height of column 7.
Step 6: acoustic isolation underlayment conserves:5-7d is conserved to predetermined strength, daily watering 2 times;
Step 7: mortar surface layer is constructed:Cracking-resistant cement mortar is laid above acoustic isolation underlayment 2, it is levelling, then grid cloth 32 is stretched tight
It is next to be affixed on cracking-resistant cement mortar layer 31, grid cloth 32 is pressed into the surface of cracking-resistant cement mortar layer 31 from centre to surrounding, put down
Seamless is real, avoids the fold of grid cloth 32, adjacent mesh cloth 32 overlaps, and the lap of splice is not less than 100mm;Then in mortar surface layer 3
Surface carries out wharf's pavement quality, and from a lateral opposite side order plucking, the lines of pull-out is clear straight, and drawing should once clean once
Hairbrush, in order to avoid the cement mortar pollution lines of residual;
Step 8: mortar surface layer conserves:Start to conserve after the construction of mortar surface layer 3 3-5h, 5-7d is to predetermined strength for maintenance, pours daily
Water 2 times, forbids workmen to be walked about above during maintenance.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, it all should fall into the protection domain of claims of the present invention determination.
Claims (10)
- The ground 1. light-weight aggregate insulates against sound, it is characterised in that:Including being arranged on structure floor(1)The acoustic isolation underlayment of top(2)And sound insulation Bed course(2)The mortar surface layer of top(3), the acoustic isolation underlayment(2)For light aggregate concrete structure, acoustic isolation underlayment(2)It is provided with Sound insulation hole(4), hole of insulating against sound(4)Arranged in matrix, the mortar surface layer(3)Include cracking-resistant cement mortar layer(31)It is anti-with press-in Split cement sand bed(31)The grid cloth on top layer(32).
- The ground 2. light-weight aggregate according to claim 1 insulates against sound, it is characterised in that:The acoustic isolation underlayment(2)Thickness it is not small In 100mm, the initial flow degree of used light aggregate concrete is not less than 220mm, and the fluidity after 30min is not less than 200mm, acoustic isolation underlayment(2)Compression strength be not less than 3.0MPa.
- The ground 3. light-weight aggregate according to claim 1 insulates against sound, it is characterised in that:The adjacent sound insulation hole(4)Between between Away from for 100-150mm, close to the sound insulation hole of side within the walls(4)Level interval with side within the walls is 100mm, hole of insulating against sound(4)'s Depth is 10-20mm, hole of insulating against sound(4)Diameter be not less than 10mm.
- The ground 4. light-weight aggregate according to claim 1 insulates against sound, it is characterised in that:The mortar surface layer(3)Thickness be 5- 7mm。
- 5. the construction method on the light-weight aggregate sound insulation ground described in claim 1-4 any one, it is characterised in that:Including following step Suddenly:Step 1: base treatment:By structure floor(1)The top layer scope of operation clean out;Step 2: positioning:By accurate measurement and positioning, acoustic isolation underlayment is determined(2)Horizontal line;Step 3: the scope of operation moistens:In advance with water wetting structure floor(1)The scope of operation, and ensure to pour acoustic isolation underlayment(2) When, the scope of operation is without bright water;Step 4: acoustic isolation underlayment pours:Light aggregate concrete is poured, consolidates, is levelling;Step 5: sound insulation hole construction:After light aggregate concrete initial set before final set, in acoustic isolation underlayment(2)It is upper that sound insulation hole is set (4);Step 6: acoustic isolation underlayment conserves:Conserve to predetermined strength;Step 7: mortar surface layer is constructed:In acoustic isolation underlayment(2)Cracking-resistant cement mortar is laid in top, levelling, then in cracking resistance cement Screed(31)Upper patch paving grid cloth(32), and it is pressed into cracking-resistant cement mortar layer(31)Surface, smooth compacting;Then in mortar face Layer(3)Surface carries out wharf's pavement quality;Step 8: mortar surface layer conserves:Conserve to predetermined strength.
- 6. the construction method on light-weight aggregate sound insulation ground according to claim 5, it is characterised in that:Acoustic isolation underlayment in step 2 (2)Horizontal the absolute altitude corridor, landing or the absolute altitude marked time that are not less than beyond 100mm, with room mutually echo.
- 7. the construction method on light-weight aggregate sound insulation ground according to claim 5, it is characterised in that:Light-weight aggregate mixes in step 4 Solidifying soil pour according to first corner, it is rear among, first distal end, after order at one's side carry out, the whole operation time control of step 4 Within 1h.
- 8. the construction method on light-weight aggregate sound insulation ground according to claim 5, it is characterised in that:Step 5 interval acoustic aperture (4)Made using sound insulation punch die, the sound insulation punch die includes soleplate(5), positioned at soleplate(5)The handle of top(6) With positioned at soleplate(5)The column of lower section(7), handle(6)Quantity is 2, is symmetricly set on soleplate(5)Upper surface, it is described Column(7)With soleplate(5)It is vertically arranged, in soleplate(5)It is upper to be arranged in matrix.
- 9. the construction method on light-weight aggregate sound insulation ground according to claim 8, it is characterised in that:The adjacent column(7) Between level interval be 100-150mm, the column of outmost turns(7)With soleplate(5)The level interval at edge is not less than 50mm, The column(7)For diameter 10mm round steel, column(7)Height be not less than 20mm, the column(7)Termination have fine away Portion, the height of point finning are no more than column(7)The 1/5 of height.
- 10. the construction method on light-weight aggregate sound insulation ground according to claim 5, it is characterised in that:Mortar face in step 8 Layer(3)Maintenance in mortar surface layer(3)Start after construction 3-5h, maintenance 5-7d watering 2 times daily, forbid constructor during maintenance Member walks about above.
Priority Applications (1)
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CN201711180718.3A CN107842170A (en) | 2017-11-23 | 2017-11-23 | Light aggregate sound insulation ground and construction method thereof |
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CN201711180718.3A CN107842170A (en) | 2017-11-23 | 2017-11-23 | Light aggregate sound insulation ground and construction method thereof |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109898756B (en) * | 2019-04-01 | 2020-08-25 | 南京桥新建设有限公司 | Construction method for laying light aggregate concrete cushion |
CN112177278A (en) * | 2020-09-27 | 2021-01-05 | 河南省第二建设集团有限公司 | Terrace construction method |
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