CN101245656A - Non-floated coat cast-in-place concrete ceiling scraping and coating construction technique - Google Patents
Non-floated coat cast-in-place concrete ceiling scraping and coating construction technique Download PDFInfo
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- CN101245656A CN101245656A CNA2008100611692A CN200810061169A CN101245656A CN 101245656 A CN101245656 A CN 101245656A CN A2008100611692 A CNA2008100611692 A CN A2008100611692A CN 200810061169 A CN200810061169 A CN 200810061169A CN 101245656 A CN101245656 A CN 101245656A
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Abstract
The invention discloses a construction technique for blade coating cast-in-site concrete ceilings without plastering layers, comprising the steps as follows: the smoothness of a base is detected; a finishing treatment is carried out for burrs and convex parts on parts of the base; interfacial agent is prepared and sprayed; leveling and puttying are carried out for parts of the base; respective puttying is carried out for a bottom layer, a second layer and a third layer. The construction technique has the advantages of reducing construction procedures, saving materials, more simple operation, improving construction quality, reducing maintenance cost, shortening construction period, reducing complaints from the users, changing on-site visage, and facilitating civilized construction.
Description
Technical field
The present invention relates to a kind of non-floated coat cast-in-place concrete ceiling scraping and coating construction technique.
Background technology
In the traditional handicraft, no matter cast-in-situ floor or precast floor slab, after all needing to plaster, ceiling just can carry out the paint finishing engineering.Generally the processing step of Cai Yonging is first cleaning basal plate face, and the brush lean concrete grout is done ash cake, floating screed, and the back is with the cement mortar levelling that feels secure, and this job practices is more numerous and diverse, and working procedure is too many.But mainly have following point: 1, floated coat is from great, and easy generation comes off, the crack; 2, the cement mortar consumption is very big, causes floated coat cost problem; 3, this technology levelling operation more complicated, the duration is affected; 4, the complexity of operation, the big grade of material usage has all caused labor strength big.
Summary of the invention
The object of the present invention is to provide a kind of non-floated coat cast-in-place concrete ceiling scraping and coating construction technique, this technology have working procedure minimizing, material economy, operation fairly simple, improved construction quality, reduced maintenance cost, shortened the construction period, reduced the user complaint, changed on-the-spot looks, more helped the characteristics of civilized construction.
In order to achieve the above object, technical scheme of the present invention is:
A kind of non-floated coat cast-in-place concrete ceiling scraping and coating construction technique comprises the steps:
(1) at first check the planeness of basic unit, the inner corner trim snap the line, afterwards to the burr of basic unit part, protrude the position and repair processing;
(2) preparation of interfacial agents and spraying, the interfacial agents that is sprayed employing concrete interface agent and water are diluted the back that stirs and are sprayed with the spray pump, and control the particle size of its ejection, carry out the maintenance drying then;
(3) levelling, local Puttying, the employing strength grade is 42.5 black cement, 801 glue, middle fine sand mixed preparing forms as filling up putty, fills up with the putty of filling up that steel trowel will prepare for local uneven place;
(4) bottom is criticized Puttying, and the employing strength grade is 42.5 black cement, and 801 glue are formulated as bottom putty, with trowel putty shoveled on the plastic scrapers, carry out blade coating, repair angle, maintenance, drying then;
(5) second layer is criticized Puttying, and the employing strength grade is 42.5 white cement, and 801 glue are formulated as second layer putty, with trowel putty is shoveled on the plastic scrapers equally, carry out blade coating, manually repair angle, maintenance, dry then polishing then, polishing with No. 320 abrasive papers for wood;
(6) the 3rd layers batches of Puttying, adopt ripe rubber powder, 801 glue, old powder is formulated to be shoveled putty on the plastic scrapers with trowel equally as the 3rd layer of putty, carries out blade coating, polish with No. 320 abrasive papers for wood after manually repairing angle, drying equally again, the construction to non-floated coat cast-in-place concrete ceiling scraping and coating is finished in polishing, carries out the coating application of surface layer afterwards.
Concrete interface agent in the described step (2) and water are concrete interface agent by weight ratio: water=3: 1.
The middle particle diameter of described step (2) is controlled at 2mm and is advisable.
Black cement in the described step (3), 801 glue, middle fine sand are black cement by weight ratio: 801 glue: middle fine sand=2.5: 1: 5.
Black cement in the described step (4), 801 glue are black cement by weight ratio: 801 glue=2.5: 1.
White cement in the described step (5), 801 glue are white cement by weight ratio: 801 glue=2.5: 1.
Ripe rubber powder in the described step (6), 801 glue, old powder are ripe rubber powder by weight ratio: 801 glue: old powder=1: 5: 20, wherein ripe rubber powder want first water to soak pasty state, and match ratio is ripe rubber powder by weight: water=1: 7.5.
Beneficial effect of the present invention is: the no plastering construction technology that the present invention adopts is no longer to do the composite mortar floated coat but directly Puttying at the bottom of the cast-in-place concrete floor, i.e. directly batch Puttying on coagulation scholar surface layer, working procedure is significantly reduced, it is fairly simple to operate, improve construction quality, thoroughly solved because the common fault of plastering and causing, stopped hollowing, flaked and the come off generation of casualty accident of ceiling plastering, improved the engineering decorative quality greatly; And this kind water proof putty does not come off, the peeling that do not ftracture, good hand touch, and can scrub, and has created good condition for the guarantee of the return visit after handing over, and greatly reduces maintenance cost, reduces user's complaint.Next economical with materials, the soffit levelling is calculated with thick 1: 3 composite mortar of 20mm, adopts the black cement levelling, cancellation leveling layer, every 100m
2Can save composite mortar 2.0m
3Be to have shortened the construction period in addition, adopt no plastering technique, although increase manpower consumption and template input in the concreting process, but simplified the construction of leveling blanket operation, shortened total duration of engineering and reduced the amount of labour, saved the time, shortened the duration for follow-up decorative engineering.Moreover adopt no plastering technique to reduce wet trade, and can change on-the-spot looks, more help civilized construction.
The specific embodiment
Embodiment 1
A kind of non-floated coat cast-in-place concrete ceiling scraping and coating construction technique of present embodiment indication, comprise the steps: at first to check the planeness of basic unit, the inner corner trim snap the line, check the ceiling planeness with 2 meters aluminium alloys guiding rulers and clearance gauge, afterwards to the burr of basic unit part, protrude the position by with Angle polishing machine, cut axe, chisel etc. it repaired processing, be trimmed in the cast-in-place concrete floor planeness deviate scope of regulation and stipulation.Next carries out the preparation and the spraying of interfacial agents, and the interfacial agents that is sprayed employing concrete interface agent and water dilute the back that stirs and sprays with the spray pump, and concrete interface agent and water are by weight ratio: concrete interface agent: water=3: 1; And the particle diameter of controlling its ejection is advisable at 2mm, and spraying evenly must not be leaked spray, carries out the maintenance drying then.Carry out levelling once more, local Puttying, the employing strength grade is 42.5 black cement, 801 glue, middle fine sand mixed preparing form as filling up putty, black cement, 801 glue, middle fine sand is by weight ratio: black cement: 801 glue: middle fine sand=2.5: 1: 5; Fill up with the putty of filling up that steel trowel will prepare for local uneven place.Carry out bottom then and criticize Puttying, the employing strength grade is 42.5 black cement, and 801 glue are formulated as bottom putty, black cement, and 801 glue are by weight ratio: black cement: 801 glue=2.5: 1; With trowel putty is shoveled on the plastic scrapers, then a scraper plate and then a scraper plate carry out blade coating, joint must not stay raft, whenever scrape a scraper plate receive at last the head totally smooth-going, repair angle, maintenance, drying then.Carry out the second layer more then and criticize Puttying, the employing strength grade is 42.5 white cement, and 801 glue are formulated as second layer putty, white cement, and 801 glue are by weight ratio: white cement: 801 glue=2.5: 1; With trowel putty is shoveled on the plastic scrapers equally, carry out blade coating, manually repair angle, maintenance, dry then polishing then, polishing with No. 320 abrasive papers for wood.Carry out the 3rd layer batch of Puttying at last, adopt ripe rubber powder, 801 glue, old powder is formulated as the 3rd layer of putty, with trowel putty is shoveled on the plastic scrapers equally, carry out blade coating, ripe rubber powder, 801 glue, old powder is by weight ratio: ripe rubber powder: 801 glue: old powder=1: 5: 20, wherein ripe rubber powder wants first water to soak pasty state, and match ratio is by weight: ripe rubber powder: water=1: 7.5; Polish with No. 320 abrasive papers for wood after manually repairing angle, drying equally again, the construction to non-floated coat cast-in-place concrete ceiling scraping and coating is so just finished in polishing, carries out the coating application of surface layer afterwards.
Claims (7)
1, a kind of non-floated coat cast-in-place concrete ceiling scraping and coating construction technique is characterized in that comprising the steps:
(1) at first check the planeness of basic unit, the inner corner trim snap the line, afterwards to the burr of basic unit part, protrude the position and repair processing;
(2) preparation of interfacial agents and spraying, the interfacial agents that is sprayed employing concrete interface agent and water are diluted the back that stirs and are sprayed with the spray pump, and control the particle size of its ejection, carry out the maintenance drying then;
(3) levelling, local Puttying, the employing strength grade is 42.5 black cement, 801 glue, middle fine sand mixed preparing forms as filling up putty, and uneven place is filled up with the putty of filling up that steel trowel will prepare for office's cloth;
(4) bottom is criticized Puttying, and the employing strength grade is 42.5 black cement, and 801 glue are formulated as bottom putty, with trowel putty shoveled on the plastic scrapers, carry out blade coating, repair angle, maintenance, drying then;
(5) second layer is criticized Puttying, and the employing strength grade is 42.5 white cement, and 801 glue are formulated as second layer putty, with trowel putty is shoveled on the plastic scrapers equally, carry out blade coating, manually repair angle, maintenance, dry then polishing then, polishing with No. 320 abrasive papers for wood;
(6) the 3rd layers batches of Puttying, adopt ripe rubber powder, 801 glue, old powder is formulated to be shoveled putty on the plastic scrapers with trowel equally as the 3rd layer of putty, carries out blade coating, polish with No. 320 abrasive papers for wood after manually repairing angle, drying equally again, the construction to non-floated coat cast-in-place concrete ceiling scraping and coating is finished in polishing, carries out the coating application of surface layer afterwards.
2, non-floated coat cast-in-place concrete ceiling scraping and coating construction technique as claimed in claim 1 is characterized in that: concrete interface agent in the described step (2) and water are concrete interface agent by weight ratio: water=3: 1.
3, non-floated coat cast-in-place concrete ceiling scraping and coating construction technique as claimed in claim 1 is characterized in that: the middle particle diameter of described step (2) is controlled at 2mm and is advisable.
4, non-floated coat cast-in-place concrete ceiling scraping and coating construction technique as claimed in claim 1 is characterized in that: the black cement in the described step (3), 801 glue, middle fine sand are black cement by weight ratio: 801 glue: middle fine sand=2.5: 1: 5.
5, non-floated coat cast-in-place concrete ceiling scraping and coating construction technique as claimed in claim 1 is characterized in that: the black cement in the described step (4), 801 glue are black cement by weight ratio: 801 glue=2.5: 1.
6, non-floated coat cast-in-place concrete ceiling scraping and coating construction technique as claimed in claim 1 is characterized in that: the white cement in the described step (5), 801 glue are white cement by weight ratio: 801 glue=2.5: 1.
7, non-floated coat cast-in-place concrete ceiling scraping and coating construction technique as claimed in claim 1, it is characterized in that: the ripe rubber powder in the described step (6), 801 glue, old powder is ripe rubber powder by weight ratio: 801 glue: old powder=1: 5: 20, wherein ripe rubber powder wants first water to soak pasty state, and match ratio is ripe rubber powder by weight: water=1: 7.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100611692A CN101245656A (en) | 2008-03-13 | 2008-03-13 | Non-floated coat cast-in-place concrete ceiling scraping and coating construction technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100611692A CN101245656A (en) | 2008-03-13 | 2008-03-13 | Non-floated coat cast-in-place concrete ceiling scraping and coating construction technique |
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| CN101245656A true CN101245656A (en) | 2008-08-20 |
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| CNA2008100611692A Pending CN101245656A (en) | 2008-03-13 | 2008-03-13 | Non-floated coat cast-in-place concrete ceiling scraping and coating construction technique |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493486A (en) * | 2011-12-06 | 2012-06-13 | 华鼎建筑装饰工程有限公司 | Anti-mildew treatment construction method for underground space latex paint engineering |
| CN103046763A (en) * | 2011-10-14 | 2013-04-17 | 中国二十冶集团有限公司 | Dust-proof water-proof leveling course construction method in reconstruction of old buildings |
| 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 |
| CN103821296A (en) * | 2014-02-28 | 2014-05-28 | 浙江海天建设集团有限公司 | Wall plastering technique for aerated concrete block filler wall |
| CN106193485A (en) * | 2016-07-21 | 2016-12-07 | 云南工程建设总承包公司 | A kind of building wall exempts from cracking resistance technique of plastering |
-
2008
- 2008-03-13 CN CNA2008100611692A patent/CN101245656A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046763A (en) * | 2011-10-14 | 2013-04-17 | 中国二十冶集团有限公司 | Dust-proof water-proof leveling course construction method in reconstruction of old buildings |
| CN103046763B (en) * | 2011-10-14 | 2015-09-02 | 中国二十冶集团有限公司 | Dustproof and waterproof construction of leveling blanket method in old building remodeling |
| CN102493486A (en) * | 2011-12-06 | 2012-06-13 | 华鼎建筑装饰工程有限公司 | Anti-mildew treatment construction method for underground space latex paint engineering |
| CN102493486B (en) * | 2011-12-06 | 2014-03-05 | 华鼎建筑装饰工程有限公司 | Anti-mildew treatment construction method for underground space latex paint engineering |
| 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 |
| CN103821296A (en) * | 2014-02-28 | 2014-05-28 | 浙江海天建设集团有限公司 | Wall plastering technique for aerated concrete block filler wall |
| CN106193485A (en) * | 2016-07-21 | 2016-12-07 | 云南工程建设总承包公司 | A kind of building wall exempts from cracking resistance technique of plastering |
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Owner name: ZHEJIANG ZHONG LIAN CONSTRUCTION GROUP CO.,LTD. Free format text: FORMER OWNER: WANG XING Effective date: 20090410 |
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Effective date of registration: 20090410 Address after: Zhejiang province Shaoxing City Shanxi Road No. 488 post encoding: 312000 Applicant after: Zhejiang Zhong Lian Construction Group Co., Ltd. Address before: Zhejiang province Shaoxing City Shanxi Road No. 488 Zhejiang Zoomlion Construction Group Co. Ltd. post encoding: 312000 Applicant before: Wang Xing |
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