CN101392601A - Water proof comprehensive treatment construction method for construction roof - Google Patents
Water proof comprehensive treatment construction method for construction roof Download PDFInfo
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- CN101392601A CN101392601A CNA200810194899XA CN200810194899A CN101392601A CN 101392601 A CN101392601 A CN 101392601A CN A200810194899X A CNA200810194899X A CN A200810194899XA CN 200810194899 A CN200810194899 A CN 200810194899A CN 101392601 A CN101392601 A CN 101392601A
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Abstract
The invention provides a construction method for waterproof comprehensive treatment on building roofing, which relates to the technical field of constructional engineering, in particular to the technical field of roofing waterproof system. The construction method comprises the following steps: cleaning leaking and penetrating parts; densifying the leaking and penetrating parts by a chemical slurry injecting method; densifying the clearance on the other surface of a structural layer by the chemical slurry injecting method after leak stoppage materials are completely solidified; brushing concave parts of the structural layer to be level by structural mortar; and brushing polyurethane film coating or spreading SBS coiled materials after the structural layer is dried. The construction method combines the self structural waterproof action and the waterproof action outside the structure for treatment, thereby achieving better waterproof effect. In addition, the construction method has the advantages of having simple working procedures, convenient construction and material fetching, bringing convenience to application, greatly reducing the probability of reworking and later maintenance, and reducing unnecessary loss and time waste.
Description
Technical field
The present invention relates to construction engineering technical field, particularly the waterproofing system technical field of roofing.
Background technology
The house leaks, seeps water is a big common quality defect of building construction, and this brings very big inconvenience to the user for this, also caused certain waste, thereby buildings waterproof has become everybody focus.Usually, in the junction of new and old buildings, all there are in various degree infiltration and drainage in the finishing boring position of roof panel and the indivedual anneal cracks seam of roof panel position, as adopt single leak stopping or paste the purpose that the method for coiled material all can not fundamentally be accomplished sealing, indivedual little infiltration points also can appear, if can with coiled material, leak stopping, film and method such as slip casting suits measures to local conditions to fully utilize, from the method for structure itself and structural outer comprehensive waterproof, be the target that pursue this area.
Summary of the invention
The object of the invention is to invent the water proof comprehensive treatment construction method for construction roof of a kind of leak stopping or good leak-proof effect.
The present invention includes following steps:
The position of 1) will leak, oozing is cleaned out;
2) position of adopting the method for chemical grouting will leak, ooze is closely knit;
3) after loss circulation material solidifies fully, the slit is closely knit in the another side employing chemical grouting method of deck;
4) deck is recessed position is whitewashed smooth with the structure mortar;
5) treat the deck drying after, brushing polyurethane coating film or hot process are completely spread the SBS coiled material.
In addition, step 2 of the present invention) in, position hacking and recessed structure surface layer 20～30mm with leaking, oozing after cleaning out, firmly daub into deck with the chemical slip casting material layering again.
Be also noted that the chemical slip casting material of daubing into deck is than the recessed 5～10mm of structure surface layer.
The present invention adopts scientific and rational method, administers from structure self waterproof waterproof outside structure method that combines, and has obtained good waterproof effect, and operation is simple, and it is convenient to construct, and draws materials conveniently.The present invention is in line with the principle of " interior anti-, control outward ", in conjunction with the self-characteristic of waterproofing materials and in conjunction with different ooze, the flexible the selection of material of leakage area." interior anti-" be structure from waterproof, thereby mainly utilize the chemical characteristic of material to make itself and the principle of composition generation chemical reaction compact structure in the concrete make structure itself reach hardheaded purpose by the method for chemical grouting and chemical plugging." control outward " is that the structural outer waterproof is laid equal stress on, consider the ageing of material and other changeable factors, film together or the waterproof measure of coiled material increasing in structural outer, water directly is isolated in beyond the deck, can't penetrate into deck, accomplish that multilayer sets up defences, guarantee waterproof quality, fundamentally obtained the excellent waterproof effect, bring convenience to use, greatly reduce the probability of doing over again and keeping in repair later on, also reduced unnecessary loss and time waste.
The specific embodiment
1, structure is from waterproofing work
At first ooze at the place of looking for, leaking the position also will leak, the point that oozes (or seam) is cleaned out, generally speaking, the anneal crack seam should select for use the method for chemical grouting that deck is closely knit, if leak source or bigger crack then can be with leak source (or seam) position hacking and recessed structure surface layer 20～30mm, and clean out, require to specifications chemical plugging material (as the leak stopping king) the back layering that stirs is firmly daubed into deck and (and kept more recessed 5～10mm) than structure surface layer, treat that loss circulation material solidifies the back fully and adopts the chemical grouting method that the slit is all closely knit at the another side of deck.And then the position that deck is recessed is whitewashed smooth with the structure mortar.
2, treat (specifically deciding according to selected material) after the deck drying, brushing polyurethane coating film or hot process are completely spread the SBS coiled material and are done the second road waterproofing course.
3, material
Coiled material or polyurethane: do the structure exterior waterproof coating and use.
Leak stopping king, chemical grouting liquid: use when slip casting and leak stopping.
4, quality control
4.1 the quality control of polyurethane coating film waterproof.
4.1.1 the quality of polyurethane water-proof paint and formation waterproof coating should meet the following requirements:
Solid content: be not less than 94%;
Pull and stretch intensity: be not less than 1.65N/mm2;
Fracture elongation: be not less than 300%;
Flexible :-30 ° of C bending flawlesses;
Impermeability: 0.3N/mm2,30min is non-leakage.
(annotate: above standard can be carried out according to the standard of locality according to different zones)
4.1.2 with scraper plate or round brush blade coating prepared mixture, order is brushed equably on the substrate surface of base treatment agent drying, require thin uniformity during brushing, planar base layer is advisable to brush 3～4 times, every is 0.8～1.0kg/m2 all over the brushing amount, opposite basic unit is advisable to brush 3～4 times, and every is 0.5～0.6kg/m2 all over the brushing amount.The gross thickness of waterproof coating is qualified to be not less than 2mm.
4.2 waterproof coiled material quality
4.2.1 coiled material performance indications
1), impermeability: 0.3N/mm2,30min is non-leakage.
2), heat resistance: the 90-105 degree is fricton-tight, trickling, drippage.
3), (longitudinal and transverse) pulling force: 〉=450N/mm
4), maximum pull elongation per unit length: 〉=30%
5), low-temperature tenderness :-18 ° of C
6), tearing strength: N 〉=250
(annotate: above standard can be carried out according to the standard of locality according to different zones)
4.2.2 installation of membrane direction and order: the levels coiled material must not vertical mutually paving during paving.Eject the installation of membrane normal line, to determine paving position and control lap width (being not less than 100mm).Leveling layer should be dry during installation of membrane, uses 1m
2About coiled material be layered in the clean basic unit, the basic unit that covered after 2～3 hours does not have watermark, the no condensate water in coiled material surface gets final product.
Adopt hot melt paving coiled material to meet the following requirements: A, fired heater heating coiled material should be even, must not excessive heat or burn coiled material; Thickness forbids to adopt the hot melt construction less than the polymer modified bituminous waterproof sheet material of 4mm.Roll the shop coiled material immediately behind the hot melt of B, coiled material surface, the air below the coiled material should drain, and the roll-in bonding firmly, must not hollowing.C, coiled material seam areas must be overflowed the modified bitumen glue of hot melt.The coiled material of D, paving should be smooth straight, and the overlap joint size is accurate, must not twist, fold.Must uniformity in when heating construction coiled material fabric width, require the distance of the nozzle of fired heater and coiled material should be suitable, being heated to the coiled material surface can be with bonding when bright black is arranged.If fusing is not enough, can influence the adhesive strength and the sealing performance of coiled material seam; It is too high to heat, and can make the aging zoom of modified bitumen and coiled material is burnt.
Claims (3)
1, water proof comprehensive treatment construction method for construction roof is characterized in that may further comprise the steps:
The position of 1) will leak, oozing is cleaned out;
2) position of adopting the method for chemical grouting will leak, ooze is closely knit;
3) after loss circulation material solidifies fully, the slit is closely knit in the another side employing chemical grouting method of deck;
4) deck is recessed position is whitewashed smooth with the structure mortar;
5) treat the deck drying after, brushing polyurethane coating film or hot process are completely spread the SBS coiled material.
2, according to the described water proof comprehensive treatment construction method for construction roof of claim 1, it is characterized in that step 2) in, position hacking and recessed structure surface layer 20～30mm with leaking, oozing after cleaning out, firmly daub into deck with the chemical slip casting material layering again.
3,, it is characterized in that daubing into the chemical slip casting material of deck than the recessed 5～10mm of structure surface layer according to the described water proof comprehensive treatment construction method for construction roof of claim 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810194899XA CN101392601A (en) | 2008-10-23 | 2008-10-23 | Water proof comprehensive treatment construction method for construction roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200810194899XA CN101392601A (en) | 2008-10-23 | 2008-10-23 | Water proof comprehensive treatment construction method for construction roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101392601A true CN101392601A (en) | 2009-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200810194899XA Pending CN101392601A (en) | 2008-10-23 | 2008-10-23 | Water proof comprehensive treatment construction method for construction roof |
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| CN (1) | CN101392601A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994399A (en) * | 2010-10-30 | 2011-03-30 | 河南国基建设集团有限公司 | Method for repairing leaked coiled-material water-proof roof |
| CN102312582A (en) * | 2011-07-12 | 2012-01-11 | 江苏天誉建材检验有限公司 | Construction method for applying polyurea to old flexible waterproof roof for renovation transformation |
| CN102561686A (en) * | 2010-12-17 | 2012-07-11 | 中国建筑第七工程局有限公司 | Construction method of polyurethane waterproof coating film under low-temperature and wet environment |
| CN105089290A (en) * | 2015-08-05 | 2015-11-25 | 海南红杉科创实业有限公司 | Method for repairing roof |
| CN111561174A (en) * | 2020-06-13 | 2020-08-21 | 中国二十二冶集团有限公司 | Construction method for roof waterproof repair and roof waterproof repair structure |
| CN112196298A (en) * | 2020-09-10 | 2021-01-08 | 斯科瑞新材料科技(山东)股份有限公司 | Novel building waterproof process and material |
| CN112681790A (en) * | 2020-12-15 | 2021-04-20 | 国家电投集团江西中业兴达电力实业有限公司 | Grouting treatment method for concrete roof cracks |
-
2008
- 2008-10-23 CN CNA200810194899XA patent/CN101392601A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101994399A (en) * | 2010-10-30 | 2011-03-30 | 河南国基建设集团有限公司 | Method for repairing leaked coiled-material water-proof roof |
| CN101994399B (en) * | 2010-10-30 | 2012-09-26 | 河南国基建设集团有限公司 | Method for repairing leaked coiled-material water-proof roof |
| CN102561686A (en) * | 2010-12-17 | 2012-07-11 | 中国建筑第七工程局有限公司 | Construction method of polyurethane waterproof coating film under low-temperature and wet environment |
| CN102561686B (en) * | 2010-12-17 | 2014-04-16 | 中国建筑第七工程局有限公司 | Construction method of polyurethane waterproof coating film under low-temperature and wet environment |
| CN102312582A (en) * | 2011-07-12 | 2012-01-11 | 江苏天誉建材检验有限公司 | Construction method for applying polyurea to old flexible waterproof roof for renovation transformation |
| CN102312582B (en) * | 2011-07-12 | 2013-04-03 | 江苏天誉建材检验有限公司 | Construction method for applying polyurea to old flexible waterproof roof for renovation transformation |
| CN105089290A (en) * | 2015-08-05 | 2015-11-25 | 海南红杉科创实业有限公司 | Method for repairing roof |
| CN111561174A (en) * | 2020-06-13 | 2020-08-21 | 中国二十二冶集团有限公司 | Construction method for roof waterproof repair and roof waterproof repair structure |
| CN112196298A (en) * | 2020-09-10 | 2021-01-08 | 斯科瑞新材料科技(山东)股份有限公司 | Novel building waterproof process and material |
| CN112681790A (en) * | 2020-12-15 | 2021-04-20 | 国家电投集团江西中业兴达电力实业有限公司 | Grouting treatment method for concrete roof cracks |
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Open date: 20090325 |