CN102704634A - Ceiling and construction method thereof - Google Patents
Ceiling and construction method thereof Download PDFInfo
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- CN102704634A CN102704634A CN2012101603280A CN201210160328A CN102704634A CN 102704634 A CN102704634 A CN 102704634A CN 2012101603280 A CN2012101603280 A CN 2012101603280A CN 201210160328 A CN201210160328 A CN 201210160328A CN 102704634 A CN102704634 A CN 102704634A
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Abstract
The invention belongs to the technical field of a ceiling and particularly relates to a ceiling which has good adhesion and is not shrunk and cracked after being hardened. The ceiling comprises a ceiling body layer, a plastering mortar layer and an interface processing layer arranged between ceiling body layer and plastering mortar layer. Relative to the prior art, the interface processing layer in the ceiling has strong bidirectional adhesive property (the shear bonding strength is more than or equal to 1.5MPa and the bonding strength is more than or equal to 0.5MPa) for the ceiling body layer and plastering mortar layer, has low shrinkage and is difficult to crack, so that the plastering mortar layer can be avoided falling down. Moreover, the plastering mortar layer has good application property, good water-retaining property of more than or equal to 92 percent and high surface strength, has no dusting phenomenon, is difficult to shrink or crack and has high compression strength of more than or equal to 15.0MPa, and therefore, the problems of duslting and falling of the plastering mortar layer cannot be generated. Moreover, the invention also discloses a construction method of the ceiling.
Description
Technical field
The invention belongs to the ceiling technical field, particularly a kind of have a cementability preferably, and the not ceiling and the job practices thereof of shrinkage cracking after the sclerosis.
Background technology
In the building course of the commercial house, because the level existence difference of concrete blinding is installed, after the template of dismantling, the planeness of smallpox can differ from several centimeters.
Conventional way is to cooperate building glue to get rid of slurry with cement paste earlier, and maintenance used common motar directly that ceiling is floating after several days.Such mortar bonding property is poor, and is bad with contacting of smallpox, and mortar will come off in construction.
Cement mortar experienced expand with heat and contract with cold after, can produce stress, if the bonding insecure, mortar will come off from ceiling.In addition, if the fitment operation that last layer is provoked with words also can cause screed to come off.Come off message that the personnel that cause injure of the mortar of ceiling has report also the time, causes the concern that People more and more is many.
In view of this, necessary a kind of have after good cementability, the sclerosis not ceiling and the job practices thereof of shrinkage cracking be provided.
Summary of the invention
One of the object of the invention is: to the deficiency of prior art; And provide a kind of ceiling, this ceiling to have cementability preferably, and shrinkage cracking not after the sclerosis; Thereby prevent coming off of ceiling, to overcome the deficiency that ceiling cementability of the prior art is poor, come off easily.
To achieve these goals, the present invention adopts following technical scheme:
A kind of ceiling comprises the ceiling body layer, also comprises the motar layer and is arranged at the interface processing layer between said ceiling body layer and the motar layer.
As a kind of improvement of ceiling of the present invention, said interface processing layer is the concrete interface processing layer.
As a kind of improvement of ceiling of the present invention, by mass percentage, said concrete interface processing layer comprises 40-60% cement, 40-50% quartz sand, 1-10% high molecular polymer and 1-5% auxiliary agent.
As a kind of improvement of ceiling of the present invention, by mass percentage, said motar layer comprises 50-60% cement, 40-60% river sand and 1-10% additive.
As a kind of improvement of ceiling of the present invention, the thickness of said interface processing layer is 1-10mm.
As a kind of improvement of ceiling of the present invention, the thickness of said motar layer is 10-500mm.
With respect to prior art, the interface processing layer among the present invention is to the strong ((shear bonding strength >=1.5MPa of two-way adhesion stress of ceiling body layer and motar layer; Adhesion strength >=0.5MPa), shrink low, not easy to crack, thereby can avoid the motar pull-up to fall.And the application property of motar layer is good, good water-retaining property (more than or equal to 92%), surface strength high, do not play powder, be difficult for shrinkage cracking and compressive strength high (more than or equal to 15.0MPa); Therefore, the problem that motar layer dry linting comes off can not appear.
Another object of the present invention is to provide a kind of job practices of ceiling, may further comprise the steps:
The first step adds interface treating agent in the entry, stirs, and obtains the interface treating agent slurry;
In second step, the brushing of interface treating agent slurry to the ceiling body, is obtained the interface treating agent layer;
The 3rd step added motar dry powder in the entry, stirred, and obtained motar;
The 4th step still was under the moistening state at the interface treating agent layer, applied motar, and is floating, obtains the motar layer after the drying.
As a kind of improvement of the job practices of ceiling of the present invention, before the first step, use the wetting ceiling body layer of clear water earlier.
As a kind of improvement of the job practices of ceiling of the present invention, use big floating rule to carry out preliminary levelling and use the wooden patter step that the surface is floating floating comprising described in the 4th step.
As a kind of improvement of the job practices of ceiling of the present invention, the single application thickness of motar is smaller or equal to 20mm in the 4th step.
With respect to prior art, the job practices of ceiling of the present invention is simple, easy to operate, and the ceiling that adopts this method to make has firm cementability; And can shrinkage cracking after the sclerosis; Therefore, the problem that motar layer dry linting comes off can not occur, thereby can guarantee occupants's safety.
Description of drawings
Below in conjunction with the Figure of description and the specific embodiment, the present invention and useful technique effect thereof are elaborated, wherein:
Fig. 1 is the sectional view of ceiling of the present invention.
The specific embodiment
Below in conjunction with embodiment and Figure of description, the present invention is described in further detail, but embodiment of the present invention is not limited thereto.
As shown in Figure 1, a kind of ceiling of the present invention comprises ceiling body layer 1, also comprise motar layer 2 and be arranged at ceiling body layer 1 and motar layer 2 between interface processing layer 3.Strong ((shear bonding strength >=the 1.5MPa of the two-way adhesion stress of 3 pairs of ceiling body layer of interface processing layer 1 and motar layer 2; Adhesion strength >=0.5MPa), shrink low, not easy to crack, thereby can avoid motar layer 2 to come off.And the application property of motar layer 2 is good, good water-retaining property (more than or equal to 92%), surface strength high, do not play powder, be difficult for shrinkage cracking and compressive strength high (more than or equal to 15.0MPa); Therefore, the problem that motar layer 2 dry linting come off can not appear.
Wherein, interface processing layer 3 is the concrete interface processing layer.The concrete interface processing layer can significantly strengthen the adhesion stress between concrete and the motar; And be applicable to different basic unit's materials; Can with motar layer 2 and basal plane (ceiling body layer 1) strong bonded; Can replace traditional cutter hair operation, and can effectively prevent the hollowing of mortar plastering layer, common quality defect such as flake, guarantee workmanship.In addition, the concrete interface processing layer also has good performances such as water-fast, weather-proof, ageing-resistant and freeze thawing resistance.
By mass percentage, said concrete interface processing layer comprises 50-60% cement, 40-60% river sand and 1-10% additive.Wherein, high molecular polymer is polyvinyl alcohol, copolymer in cinnamic acrylic ester or polyvinyl acetate etc., and it mainly acts on the adhesive property that is to improve the concrete interface processing layer; Auxiliary agent is tributyl phosphate, ethylene glycol or aluminium sulfate expanding agent etc.; Wherein, The effect of tributyl phosphate and ethylene glycol is froth breaking; The effect of aluminium sulfate expanding agent is in cement hydration process, to react with hydrated product, produces the dilatancy product of some, the contraction that compensation water mud drying causes.Cement is the high-quality ash concrete, and quartz sand is the dry quartz sand of grating.
By mass percentage, motar layer 2 comprises 50-60% cement, 40-60% river sand and 1-10% additive.Wherein, Cement is the high-quality ash concrete; River sand is the dry river sand of grating, and additive comprises antimitotic agent, expansion agent and polymer bonding agent etc., and antimitotic agent is vinylon fibre, polypropylene fiber or wood fibre etc.; Expansion agent is an aluminium sulfate etc., and the polymer bonding agent is vinylacetate one ethylene copolymer etc.
The thickness of interface processing layer 3 is 1-10mm.The thickness of interface processing layer 3 is too little, and is then too little to the bonding effect of motar layer 2 and ceiling body layer 1, causes coming off of motar layer 2 easily; The thickness of interface processing layer 3 is too big, then can cause the unnecessary waste of material, causes the increase of cost of production.
The thickness of motar layer 2 is 10-500mm.The thickness of motar layer 2 is too little, is unfavorable for making smooth screed; The thickness of motar layer 2 is too big, then can cause the unnecessary waste of material, causes the increase of cost of production.
The job practices of a kind of ceiling provided by the invention may further comprise the steps:
The first step adds interface treating agent in the entry, stirs, and obtains the interface treating agent slurry; Concrete, with interface treating agent and water according to mass ratio (4-6): 1 mixes, and uses electric blender that interface treating agent is stirred to the pulpous state that even nothing is lumpd in water, places 5-10 minute, can use;
In second step, the brushing of interface treating agent slurry to ceiling body 1, is obtained interface treating agent layer 3; Concrete, can use hairbrush with the brushing of interface treating agent slurry to ceiling body 1;
The 3rd step added motar dry powder in the entry, stirred, and obtained motar; Concrete, with motar dry powder and water according to mass ratio (6-10): 1 mixes, and uses electric blender that motar dry powder is stirred to the pulpous state that even nothing is lumpd in water, places 3-5 minute, can use;
The 4th step still was under the moistening state at interface treating agent layer 3, applied motar, and is floating, obtains motar layer 2 after the drying.
Wherein, before the first step, use the wetting ceiling body layer 1 of clear water earlier, and hang, with pollutants such as the cleaning that guarantees ceiling body layer 1, no greasy dirt dust, in order to avoid influence adhesive strength to no open fire.
Use big floating rule to carry out preliminary levelling and the wooden patter of the use step that the surface is floating floating comprising in the 4th step.Surface, floating back forms solid bed, smooth and beautiful appearance.
The single application thickness of motar is smaller or equal to 20mm in the 4th step.After construction is accomplished, continuous again maintenance 7 days.
According to the announcement and the instruction of above-mentioned manual, those skilled in the art in the invention can also change and revise above-mentioned embodiment.Therefore, the specific embodiment that discloses and describe above the present invention is not limited to also should fall in the protection domain of claim of the present invention modifications more of the present invention and change.In addition, although used some specific terms in this manual, these terms are explanation for ease just, the present invention is not constituted any restriction.
Claims (10)
1. a ceiling comprises the ceiling body layer, it is characterized in that: also comprise the motar layer and be arranged at the interface processing layer between said ceiling body layer and the motar layer.
2. ceiling according to claim 1 is characterized in that: said interface processing layer is the concrete interface processing layer.
3. ceiling according to claim 2 is characterized in that: by mass percentage, said concrete interface processing layer comprises 40-60% cement, 40-50% quartz sand, 1-10% high molecular polymer and 1-5% auxiliary agent.
4. ceiling according to claim 1 is characterized in that: by mass percentage, said motar layer comprises 50-60% cement, 40-60% river sand and 1-10% additive.
5. ceiling according to claim 1 is characterized in that: the thickness of said interface processing layer is 1-10mm.
6. ceiling according to claim 1 is characterized in that: the thickness of said motar layer is 10-500mm.
7. the job practices of a ceiling is characterized in that, may further comprise the steps:
The first step adds interface treating agent in the entry, stirs, and obtains the interface treating agent slurry;
In second step, the brushing of interface treating agent slurry to the ceiling body, is obtained the interface treating agent layer;
The 3rd step added motar dry powder in the entry, stirred, and obtained motar;
The 4th step still was under the moistening state at the interface treating agent layer, applied motar, and is floating, obtains the motar layer after the drying.
8. according to the job practices of the said ceiling of claim 7, it is characterized in that: before the first step, use the wetting ceiling body layer of clear water earlier.
9. according to the job practices of the said ceiling of claim 7, it is characterized in that: use big floating rule to carry out preliminary levelling and the wooden patter of the use step that the surface is floating floating comprising described in the 4th step.
10. according to the job practices of the said ceiling of claim 7, it is characterized in that: the single application thickness of motar is smaller or equal to 20mm in the 4th step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101603280A CN102704634A (en) | 2012-05-21 | 2012-05-21 | Ceiling and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101603280A CN102704634A (en) | 2012-05-21 | 2012-05-21 | Ceiling and construction method thereof |
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| Publication Number | Publication Date |
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| CN102704634A true CN102704634A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101603280A Pending CN102704634A (en) | 2012-05-21 | 2012-05-21 | Ceiling and construction method thereof |
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| CN (1) | CN102704634A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410282A (en) * | 2013-08-02 | 2013-11-27 | 华鼎建筑装饰工程有限公司 | Construction method of flexible leveling system of ceilings |
| CN104120846A (en) * | 2014-07-01 | 2014-10-29 | 辽宁新创集团房地产开发有限公司 | Method for avoiding gaps by gluing net on building inner wall plastering mortar surface |
| CN109457968A (en) * | 2018-12-19 | 2019-03-12 | 北京奥克森节能环保科技有限公司 | A kind of adhesive method of construction material |
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| CN1405115A (en) * | 2002-10-17 | 2003-03-26 | 黄荣兴 | Ceramic tile interface treatment agent and its preparation method |
| EP0830488B1 (en) * | 1995-06-09 | 2007-03-21 | Paul E. Stibolt | Drywall corner finishing device |
| CN101168978A (en) * | 2007-11-15 | 2008-04-30 | 太原思科达科技发展有限公司 | Indoor thermal insulation construction method for city architecture ''cave dwelling type'' environment |
| CN101424115A (en) * | 2008-01-07 | 2009-05-06 | 吴淑环 | Construction method for interface adhesive for plastering, preventing crack and increasing adhesive intensity of plastering and facing |
| CN201372527Y (en) * | 2008-09-11 | 2009-12-30 | 上海市房地产科学研究院 | Fiber-reinforced glass-shell floating bead external wall thermal insulation system |
| CN201665921U (en) * | 2010-03-23 | 2010-12-08 | 南通宏华建筑安装有限公司 | Heat-preserving outer wall |
| CN201826479U (en) * | 2010-10-11 | 2011-05-11 | 殷华欢 | House ceiling decorating plate |
| CN202689423U (en) * | 2012-05-21 | 2013-01-23 | 张立功 | Ceiling |
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2012
- 2012-05-21 CN CN2012101603280A patent/CN102704634A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0830488B1 (en) * | 1995-06-09 | 2007-03-21 | Paul E. Stibolt | Drywall corner finishing device |
| CN1405115A (en) * | 2002-10-17 | 2003-03-26 | 黄荣兴 | Ceramic tile interface treatment agent and its preparation method |
| CN101168978A (en) * | 2007-11-15 | 2008-04-30 | 太原思科达科技发展有限公司 | Indoor thermal insulation construction method for city architecture ''cave dwelling type'' environment |
| CN101424115A (en) * | 2008-01-07 | 2009-05-06 | 吴淑环 | Construction method for interface adhesive for plastering, preventing crack and increasing adhesive intensity of plastering and facing |
| CN201372527Y (en) * | 2008-09-11 | 2009-12-30 | 上海市房地产科学研究院 | Fiber-reinforced glass-shell floating bead external wall thermal insulation system |
| CN201665921U (en) * | 2010-03-23 | 2010-12-08 | 南通宏华建筑安装有限公司 | Heat-preserving outer wall |
| CN201826479U (en) * | 2010-10-11 | 2011-05-11 | 殷华欢 | House ceiling decorating plate |
| CN202689423U (en) * | 2012-05-21 | 2013-01-23 | 张立功 | Ceiling |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410282A (en) * | 2013-08-02 | 2013-11-27 | 华鼎建筑装饰工程有限公司 | Construction method of flexible leveling system of ceilings |
| CN104120846A (en) * | 2014-07-01 | 2014-10-29 | 辽宁新创集团房地产开发有限公司 | Method for avoiding gaps by gluing net on building inner wall plastering mortar surface |
| CN109457968A (en) * | 2018-12-19 | 2019-03-12 | 北京奥克森节能环保科技有限公司 | A kind of adhesive method of construction material |
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Application publication date: 20121003 |
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