CN102888990A - Method for constructing anti-cracking indoor heat preservation wall - Google Patents
Method for constructing anti-cracking indoor heat preservation wall Download PDFInfo
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- CN102888990A CN102888990A CN2012103395403A CN201210339540A CN102888990A CN 102888990 A CN102888990 A CN 102888990A CN 2012103395403 A CN2012103395403 A CN 2012103395403A CN 201210339540 A CN201210339540 A CN 201210339540A CN 102888990 A CN102888990 A CN 102888990A
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Abstract
The invention discloses a method for constructing an anti-cracking indoor heat preservation wall. The method comprises the following steps of: leveling a foundation layer of a wall; coating an interface treating agent; paving a layer of heat preservation mortar on an interface layer to serve as a heat preservation layer; performing anti-cracking protection construction on an interface of the heat preservation layer, namely coating a layer of anti-cracking mortar on the heat preservation layer, paving grid base cloth and coating a thin layer of anti-cracking mortar so as to form an anti-cracking protection layer, wherein the anti-cracking mortar is prepared from portland cement, an anti-cracking agent and medium sand; leveling by using flexible putty; and finally brushing and coating emulsion paint. The construction method is safe and simple; the wall can have effects of heat preservation, sound insulation and the like and is light in weight; above all, a phenomenon that a wall surface cracks because the emulsion paint is nonuniformly stretched when coated on the wall surface can be effectively avoided; and the anti-cracking protection layer is conveniently, effectively and reliably constructed in an economic mode, and requirements of the indoor wall on anti-cracking, anti-hollowing and anti-dropping performance can be well met.
Description
Technical field
The present invention relates to a kind of job practices of building heat preservation metope, particularly a kind of job practices of cracking resistance indoor heat insulating body of wall.
Background technology
At present, the job practices of thermal insulation inner-wall is laid the one layer of heat preservation layer in body of wall basic unit often, then after the simple process, direct brushing emulsion paint, the weak point of this method is that the not strong adhesion stress of insulation layer and basic unit causes and occurs the phenomenon that hollowing flakes, ftractures and peel off between the two; In addition, emulsion paint is directly brushed on insulation layer, tends to very easily cause the metope cracking phenomena because of flexible inconsistent between internal material, has a strong impact on the construction building quality.
In order to address these problems, eliminate them to the puzzlement that the user brings, a large amount of research and development has been done by many researchers and unit in charge of construction.Patent CN101570985A has introduced a kind of heat preservation constructing method of indoor wall, and this job practices is carried out levelling for elder generation at the indoor whole surface of wall of building, and smears cement mortar; Then coating bonding agent on warming plate is sticked indoor whole surface of wall by bonding agent with warming plate; The plastering mortar that the coating cracking resistance is incubated on the lateral surface of this warming plate again; And then on plastering mortar pressed glass fiber reinforcement grid cloth; The face buttering of coating cracking resistance insulation on the last again grid cloth, and treat that dry rubbing is smooth.But this job practices will be used the warming plate of moulding, has so not only increased building costs, and the construction very flexible has also increased the fussy degree of constructing simultaneously.Patent CN2617840Y has introduced the building structure with a kind of anti-cracking inner thermal insulation wall, and its deck comprises base course wall, boundary layer, insulation layer, leveling layer, cracking resistance topping, interior wall flexible putty layer, finish coat.Wherein, the cracking resistance topping is to be bondd successively by cracking resistance gypsum leveling layer, adhesive layer and nonwoven to form.This body of wall carries out base course wall when construction processes, and completely brushes boundary mortar on base course wall; Carry out insulation layer construction and levelling; Smear cracking resistance gypsum 3～10mm thick and carry out levelling, then paste nonwoven with bonding agent; The flexible flexible putty of blade coating interior wall; Carry out the finish coat construction.But so in use there is a series of construction quality problem hidden danger in the nonwoven that problem is to adopt often because the problem on pasting easily causes in inside to have the interlayer crack.
Summary of the invention
The object of the present invention is to provide a kind of job practices of cracking resistance indoor heat insulating body of wall, adopt this job practices, can effectively prevent from producing between each layer of interior wall the phenomenon that hollowing flakes, ftractures and peel off, and emulsion paint is ftractureed at the metope that brushing can not cause because of the flexible inconsistent of storeroom after on the metope, can improve workmanship, improve the use value of constructional materials.
For achieving the above object, the present invention adopts following job practices:
A kind of job practices of cracking resistance indoor heat insulating body of wall is characterized in that the concrete steps of this job practices are as follows:
(1) carry out levelling in the substrate surface of interior wall and form leveling layer, and water is moistening, makes basic unit reach wet inside and dry outside, the surface is without open fire;
(2) interfacial agents is criticized to scrape at leveling layer equably form boundary layer, pull into zigzag, sawtooth thickness is 2.5～3.5mm;
(3) thermal insulation mortar is coated on the boundary layer by the common operation powder of plastering, maintenance 2～3 days is as insulation layer;
(4) on insulation layer, smear anticracking grout for the first time, smear anticracking grout for the second time behind the laying grid base cloth, form the cracking resistance topping, and carry out maintenance; Described grid base cloth is with mode and the first floor anticracking grout bonding of compacting, when smearing for the second time anticracking grout should with the grid base cloth seemingly Lu Feilu be advisable.
(5) carry out levelling at insulation layer, form leveling layer; Brushing latex finish paint gets final product on leveling layer at last.
Vinyl acetate-ethylene copolymerization emulsions in the interfacial agents described in the step (2), can adopt the commercially available prod, as to adopt Nanjing red abundant chemical industry Co., Ltd to sell American manufacturer Celanese Corp. trade mark on a commission basis be the product of VAE emulsion CP149, and the control interfacial layer thickness is 1～2mm.
Mixed by 525# Portland cement, polystyrene foam particles, high polymer binder, synthetic fibers and the water percentage by weight by 100:6～8:4～6:1～2:50～60 at the thermal insulation mortar described in the step (3).
Above-mentioned synthetic fibers are at least a in nylon or the polyester staple fiber, and described high polymer binder is commercially available vinyl acetate-ethylene copolymerization emulsions.
Above-mentioned insulation layer thickness is 50～120mm.
Width of mesh at the grid base cloth described in the step (4) is 1～3mm.
Above-mentioned anticracking grout is formulated with the percentage by weight of 100:80～90:250～280 by 525# Portland cement, antimitotic agent and medium sand, and smearing thickness is 2.5～3.5mm for the first time, and smearing thickness is about 0.5～1.5mm for the second time.
Be interiro wall latex paint at the emulsion paint described in the step (5), film thickness is 2.5～3.5mm.
The present invention can not only reduce the maintenance cost of thermal insulation inner-wall, have the advantages such as long service life, energy-conservation, sound insulation, lightweight, What is more, laid cracking resistance grid base cloth at insulation layer, because the grid base cloth has the mesh of a large amount of 1～3mm sizes, like this base cloth inside and outside two-layer between mutually perforation, can reduce the various construction problems that produce in base cloth adhesion process and the use procedure, can effectively block the gap of generation again, thereby prevent after the emulsion paint brushing in various cracks that metope produces.In addition, the adhesion of carrying out in the insulation layer work progress, surfacing can effectively overcome because of the flexible inconsistent various hollowings that cause of material, the phenomenon such as ftracture, peel off.
Description of drawings
Fig. 1 is the cross-sectional schematic that adopts the heat-preserving wall that job practices of the present invention obtains.Among the figure: 1-body of wall basic unit, 2-interface processing layer, 3-insulation layer, 4-cracking resistance topping, 5-latex enamelled coating;
Fig. 2 is the schematic flow sheet of job practices of the present invention.
The specific embodiment
Further specify technical scheme of the present invention below in conjunction with drawings and Examples.
Please in conjunction with Fig. 1 and Fig. 2, cracking resistance indoor heat insulating body of wall of the present invention is in body of wall basic unit 1, constructs successively, generates interface processing layer 2, insulation layer 3, cracking resistance topping 4 and latex enamelled coating 5, forms thermal insulation inner-wall.
Wherein, the material of insulation layer 3 is thermal insulation mortar, mixed by 525# Portland cement, polystyrene foam particles, high polymer binder, synthetic fibers and the water percentage by weight by 100:6～8:4～6:1～2:50～60, described synthetic fibers are at least a in nylon or the polyester staple fiber, and described high polymer binder is vinyl acetate-ethylene copolymerization emulsions.
Cracking resistance topping 4 is comprised of anticracking grout, grid base cloth, anticracking grout; anticracking grout is that 525# Portland cement, antimitotic agent and medium sand are formulated with the percentage by weight of 100:80～90:250～280; the grid base cloth width of mesh that adopts is 1～3mm, adopts woven or knitting forming.The grid base cloth is pressed into the first floor anticracking grout, and the thickness of second layer anticracking grout is advisable like Lu Feilu with the grid base cloth.
A kind of cracking resistance indoor heat insulating body of wall that the present invention addresses, its concrete construction method and step are:
A. body of wall base treatment
Before the construction, first body of wall basic unit 1 is carried out levelling, note thoroughly to remove the material that the body of wall basic unit floating ash in 1 surface, hollowing and waste etc. affect the wall construction quality before the construction, repair hole and breakage, reject the protrusion of surface of wall, make the metope surface height difference be no more than 10mm.On this basis, the moistening body of wall of water basic unit, make basic unit reach wet inside and dry outside and the surface without open fire, carry out follow-up construction.
B. interface processing
With vinyl acetate-ethylene copolymerization emulsions, be coated with spread pen or rotary broom in the body of wall basic unit 1 of above-mentioned processing, the control interfacial layer thickness is 1～2mm, be dried to sticking hand after, its surface is pulled into zigzag, dentation thickness is about 3mm, forms boundary layer.
C., insulation layer is set
(1) thermal insulation mortar preparation
525# Portland cement and polystyrene foam particles, vinyl acetate-ethylene copolymerization emulsions, nylon-6 short fiber, water are mixed with thermal insulation mortar by the percentage by weight stirring of 60:4:3:1:32, wherein polystyrene foam particles is as heat insulating material, and other materials are as mortar material.
(2) insulation layer brushing
The thermal insulation mortar for preparing is evenly spread upon on the interface processing layer 2 by the common operation of plastering, and control thickness is about about 50～120mm, and afterwards maintenance 2～3 days is as insulation layer 3.
D., the cracking resistance topping is set
525# Portland cement, antimitotic agent and the medium sand ratio in 1:1:4 is stirred, be mixed with anticracking grout.The anticracking grout for preparing is evenly spread upon on the insulation layer 3, and smearing thickness is about 3mm, is that the machine-processed nylon grid base cloth of 2mm is pressed in the above-mentioned anticracking grout with mesh.Until anticracking grout be dried to the surface tack-free after, smear again second layer anticracking grout, smearing thickness is about 1mm, is advisable like Lu Feilu with the grid base cloth, forms cracking resistance topping 4 and carries out maintenance with this.
Grid base cloth seam crossing adopts docking, and the grid base cloth that is pressed into does not allow to occur wrinkle.At heat-preserving wall and non-heat-preserving wall intersection, the grid base cloth must be laid and snap in the body of wall basic unit 1, does not allow the grid base cloth to expose to non-heat-preserving wall.
E. brushing latex enamelled coating
With flexible putty the cracking resistance topping of above-mentioned formation is carried out levelling, can carry out the facing brushing of emulsion paint, the brushing number of times is 2～3 times, forms the latex enamelled coating.
The job practices of cracking resistance indoor heat insulating body of wall of the present invention is simple and convenient, safe and effective, and construction cost is low, use value is high.The present invention focuses on and has given prominence to by this job practices, has laid one deck cracking resistance grid base cloth at insulation layer.A large amount of tiny meshes are arranged in the grid base cloth that adopts, thereby mutually connect between two-layer inside and outside the base cloth, can reduce the various construction problems that produce in base cloth adhesion process and the use procedure, can effectively block again the gap of generation.Follow-up after levelling construction, brushing finish material again, job practices can effectively overcome body of wall internal cause material and stretches inconsistent and metope cracking phenomena that cause like this.When indoor wall has heat insulation function, also possessed anti-peel off, the phenomenon such as anti-hollowing, improved the interior wall body of wall application life, reduced maintenance cost, for the user provides convenience.
Claims (8)
1. the job practices of a cracking resistance indoor heat insulating body of wall is characterized in that the concrete steps of this job practices are as follows:
(1) carry out levelling in the substrate surface of interior wall and form leveling layer, and water is moistening, makes basic unit reach wet inside and dry outside, the surface is without open fire;
(2) interfacial agents is criticized to scrape at leveling layer equably form boundary layer, pull into zigzag, sawtooth thickness is 2.5～3.5mm;
(3) thermal insulation mortar is coated on the boundary layer by the common operation powder of plastering, maintenance 2～3 days is as insulation layer;
(4) on insulation layer, smear anticracking grout for the first time, smear anticracking grout for the second time behind the laying grid base cloth, form the cracking resistance topping, and carry out maintenance; Described grid base cloth is with mode and the first floor anticracking grout bonding of compacting, when smearing for the second time anticracking grout should with the grid base cloth seemingly Lu Feilu be advisable;
(5) carry out levelling at insulation layer, form leveling layer; Brushing latex finish paint gets final product on leveling layer at last.
2. the job practices of cracking resistance indoor heat insulating body of wall as claimed in claim 1 is characterized in that in the interfacial agents described in the step (2) be vinyl acetate-ethylene copolymerization emulsions, and the control interfacial layer thickness is 1～2mm.
3. the job practices of cracking resistance indoor heat insulating body of wall as claimed in claim 1 is characterized in that being mixed by 525# Portland cement, polystyrene foam particles, high polymer binder, synthetic fibers and the water percentage by weight by 100:6～8:4～6:1～2:50～60 at the thermal insulation mortar described in the step (3).
4. the job practices of cracking resistance indoor heat insulating body of wall as claimed in claim 3 is characterized in that described synthetic fibers are at least a in nylon or the polyester staple fiber, and described high polymer binder is vinyl acetate-ethylene copolymerization emulsions.
5. such as the job practices of claim 3 or 4 described cracking resistance indoor heat insulating bodies of wall, it is characterized in that described insulation layer thickness is 50～120mm.
6. the job practices of cracking resistance indoor heat insulating body of wall as claimed in claim 1 is characterized in that the width of mesh at the grid base cloth described in the step (4) is 1～3mm.
7. such as the job practices of claim 1 or 6 described cracking resistance indoor heat insulating bodies of wall, it is characterized in that described anticracking grout is formulated with the percentage by weight of 100:80～90:250～280 by 525# Portland cement, antimitotic agent and medium sand, smearing thickness is 2.5～3.5mm for the first time, and smearing thickness is about 0.5～1.5mm for the second time.
8. the job practices of cracking resistance indoor heat insulating body of wall as claimed in claim 1 is characterized in that at the emulsion paint described in the step (5) be interiro wall latex paint, and film thickness is 2.5～3.5mm.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437553A (en) * | 2013-08-09 | 2013-12-11 | 青岛科瑞新型环保材料有限公司 | Construction process of super thin vacuum insulated panel internal wall heat-preservation thin plaster wall body |
| CN103526938A (en) * | 2013-10-24 | 2014-01-22 | 华煜建设集团有限公司 | Construction method of anti-cracking compound heat preservation wall |
| CN103866932A (en) * | 2014-04-04 | 2014-06-18 | 迪亚爱柯节能科技(上海)有限公司 | Construction method for pulverized low-strength base layer wall surface strengthening treatment structure |
| CN104775576A (en) * | 2015-04-17 | 2015-07-15 | 湖南博通新型建材有限公司 | Method for decorating walls of buildings with wall paint and forming masking grid lines |
| CN105780945A (en) * | 2016-02-03 | 2016-07-20 | 上海巴夫节能科技有限公司 | Anti-crack waterproof self-healing film outer wall external heat insulation system and preparing method thereof |
| CN113494160A (en) * | 2021-07-14 | 2021-10-12 | 上海嘉春装饰设计工程有限公司 | Building house inner wall painting method based on environmental protection |
| CN114319619A (en) * | 2021-11-19 | 2022-04-12 | 浙江绿城房屋服务系统有限公司 | Method for manufacturing inner heat-insulating wall |
| CN114687555A (en) * | 2020-12-31 | 2022-07-01 | 辽宁省轻工科学研究院有限公司 | Construction method of electric heating wall and electric heating wall structure |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437553A (en) * | 2013-08-09 | 2013-12-11 | 青岛科瑞新型环保材料有限公司 | Construction process of super thin vacuum insulated panel internal wall heat-preservation thin plaster wall body |
| CN103437553B (en) * | 2013-08-09 | 2016-01-27 | 青岛科瑞新型环保材料有限公司 | A kind of construction technology of ultra-thin vacuum heat-insulating plate heat insulating inner wall thin-coat plaster body of wall |
| CN103526938A (en) * | 2013-10-24 | 2014-01-22 | 华煜建设集团有限公司 | Construction method of anti-cracking compound heat preservation wall |
| CN103866932A (en) * | 2014-04-04 | 2014-06-18 | 迪亚爱柯节能科技(上海)有限公司 | Construction method for pulverized low-strength base layer wall surface strengthening treatment structure |
| CN104775576A (en) * | 2015-04-17 | 2015-07-15 | 湖南博通新型建材有限公司 | Method for decorating walls of buildings with wall paint and forming masking grid lines |
| CN105780945A (en) * | 2016-02-03 | 2016-07-20 | 上海巴夫节能科技有限公司 | Anti-crack waterproof self-healing film outer wall external heat insulation system and preparing method thereof |
| CN105780945B (en) * | 2016-02-03 | 2018-05-29 | 上海巴夫节能科技有限公司 | A kind of anti-cracking waterproof self-healing film external thermal insulation system and preparation method thereof |
| CN114687555A (en) * | 2020-12-31 | 2022-07-01 | 辽宁省轻工科学研究院有限公司 | Construction method of electric heating wall and electric heating wall structure |
| CN114687555B (en) * | 2020-12-31 | 2024-02-06 | 辽宁省轻工科学研究院有限公司 | Construction method of electric heating wall and electric heating wall structure |
| CN113494160A (en) * | 2021-07-14 | 2021-10-12 | 上海嘉春装饰设计工程有限公司 | Building house inner wall painting method based on environmental protection |
| CN114319619A (en) * | 2021-11-19 | 2022-04-12 | 浙江绿城房屋服务系统有限公司 | Method for manufacturing inner heat-insulating wall |
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Application publication date: 20130123 |