CN110805208A - Roof waterproof structure and construction method thereof - Google Patents
Roof waterproof structure and construction method thereof Download PDFInfo
- Publication number
- CN110805208A CN110805208A CN201911142840.0A CN201911142840A CN110805208A CN 110805208 A CN110805208 A CN 110805208A CN 201911142840 A CN201911142840 A CN 201911142840A CN 110805208 A CN110805208 A CN 110805208A
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- Prior art keywords
- layer
- waterproof
- asphalt
- glass fiber
- fiber cloth
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
- E04D13/1606—Insulation of the roof covering characterised by its integration in the roof structure
- E04D13/1662—Inverted roofs or exteriorly insulated roofs
Abstract
The invention relates to a roof waterproof structure which comprises a structural layer of a roof, wherein a sand layer, glass fiber cloth, an adhesive layer, a waterproof coiled material layer, an isolation layer and a protective layer are sequentially arranged on the structural layer from bottom to top, and the glass fiber cloth is nailed on the structural layer. The invention has the advantages of strong crack resistance, good waterproof effect and good heat preservation performance.
Description
Technical Field
The invention relates to the technical field of roof waterproofing, in particular to a roof waterproofing structure and a construction method thereof.
Background
The roof is an external protection component on the uppermost layer of the building, is used for resisting the influence of adverse factors such as rain, snow, wind, frost, solar radiation, temperature change and the like in the nature, ensures that the interior of the building has a good use environment, and meets the requirements of firmness, durability, waterproof sealing function.
The existing roof waterproof construction generally comprises the following steps of firstly processing a structural layer, then coating a layer of adhesive on the structural layer, laying a waterproof coiled material after finishing the construction, finally pouring a layer of concrete on the waterproof coiled material to form a protective layer, and realizing the waterproof treatment of a roof by utilizing the waterproof coiled material. However, because the waterproof roll is directly paved on the structural layer, the structural layer is easy to crack due to thermal expansion and cold contraction, and the waterproof roll adhered to the structural layer can be torn after the structural layer cracks, so that the waterproof roll is damaged at the crack, the waterproof structure fails, and the roof is subjected to seepage.
Disclosure of Invention
The invention aims to provide a roof waterproof structure which has the advantages of strong crack resistance and good waterproof effect.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a roofing waterproof construction, includes the structural layer of roofing, from the bottom up sets gradually sand bed, the fine cloth of glass, adhesive linkage, waterproof roll material layer, isolation layer and protective layer on the structural layer, the fine cloth nail of glass is established on the structural layer.
By adopting the technical scheme, the sand layer is laid on the structural layer and serves as a leveling layer for manufacturing the waterproof structure, and sand and soil are not bonded with each other, so that the self-adaptive capacity is high, and when the structural layer cracks due to thermal expansion and cold contraction, the sand layer can deform in a self-adaptive manner, thereby reducing the influence of the cracking of the structural layer on the upper waterproof coiled material, and avoiding the problem that the waterproof structure fails due to tensile cracking of the waterproof coiled material;
meanwhile, asphalt waterproof ointment is used for the bonding layer, and on one hand, the asphalt waterproof ointment can preliminarily form a waterproof membrane for waterproofing, and on the other hand, the asphalt waterproof ointment can also be used as the bonding layer of the SBS modified asphalt waterproof coiled material;
the isolation layer is selected to be petroleum asphalt felt which can protect the SBS modified asphalt waterproof coiled material on one hand and prevent the SBS modified asphalt waterproof coiled material from being pierced by small stones in concrete when a concrete protection layer is poured, and on the other hand, the petroleum asphalt felt also has waterproof performance and is combined with asphalt waterproof factice and the SBS modified asphalt waterproof coiled material to form a three-layer waterproof structure, so that the waterproof effect is better.
The invention is further configured to: the bonding layer is an asphalt waterproof grease layer.
Through adopting above-mentioned technical scheme, the adhesive linkage utilizes pitch waterproof cream, and pitch waterproof cream can tentatively form the water proof membrane on the one hand and carry out waterproofly, and on the other hand also can regard as SBS modified asphalt waterproofing membrane's adhesive linkage.
The invention is further configured to: the thickness of the asphalt waterproof grease layer is not less than 2 mm.
Through adopting above-mentioned technical scheme, waterproof and bonding effect are good.
The invention is further configured to: the thickness of the sand layer is 10-15 mm.
Through adopting above-mentioned technical scheme, can carry out fine buffering when the structural layer takes place to split, it is better to upper waterproof layer protection effect.
The invention is further configured to: the isolating layer is a petroleum asphalt felt.
Through adopting above-mentioned technical scheme, select the isolation layer to be petroleum asphalt felt, petroleum asphalt felt can protect SBS modified asphalt waterproofing membrane on the one hand, prevents when concreting protective layer that SBS modified asphalt waterproofing membrane is punctured by the small stone in the concrete, and on the other hand, petroleum asphalt felt self also has waterproof performance, combines to form three-layer waterproof construction with asphalt waterproof oil, SBS modified asphalt waterproofing membrane, and water-proof effects is better.
The invention is further configured to: and a galvanized steel wire mesh is laid on the bonding layer.
By adopting the technical scheme, the galvanized steel wire mesh further increases the cracking performance of the asphalt waterproof factice, enhances the stability of the asphalt waterproof factice, and has better waterproof effect.
The invention is further configured to: the protective layer is a concrete layer and has the thickness of 30-40 mm.
Through adopting above-mentioned technical scheme, can be better protect the waterproof material of bottom.
The invention is further configured to: and a heat insulation layer is arranged between the isolation layer and the protective layer.
By adopting the technical scheme, the heat insulation performance of the roof is improved.
The second purpose of the invention is to provide a roof waterproof construction method, which comprises the following steps:
s1, cleaning the structural layer, paving a sand layer and finding a slope;
s2, paving a layer of glass fiber cloth on the sand layer, and fixing the glass fiber cloth with the structural layer by using a heat-insulating nail;
s3, smearing the decocted asphalt waterproof ointment on glass fiber cloth to form a bonding layer;
s4, laying a galvanized steel wire mesh on the asphalt waterproof grease layer after the asphalt waterproof grease layer is coated, and pressing and fixing the galvanized steel wire mesh on the asphalt waterproof grease layer;
s5, bonding the waterproof coiled material on the asphalt waterproof oil plaster layer by using a hot melting method, and paving a layer of petroleum asphalt felt on the paved waterproof coiled material layer;
and S6, bonding the heat insulation plate on the petroleum asphalt felt to form a heat insulation layer, and pouring concrete on the heat insulation plate to form a concrete protection layer.
By adopting the technical scheme, the sand layer is used as the flexible layer, the sand layer is used as a leveling layer for manufacturing the waterproof structure, sand and soil are not bonded with each other, the self-adaptive capacity is strong, when the structural layer cracks due to thermal expansion and cold contraction, the sand layer can deform in a self-adaptive manner, so that the influence of the structural layer on an upper waterproof coiled material due to cracking is reduced, the problem that the waterproof structure fails due to tensile cracking of the waterproof coiled material is solved, then the anti-cracking structure glass fiber cloth, the asphalt waterproof factice and the galvanized steel wire mesh are sequentially paved on the structural layer to form primary waterproof and anti-cracking treatment, and then the waterproof layer and the heat-insulating layer are paved on the structural layer to increase the waterproof and heat-insulating performance of the roof.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the sand layer is laid on the structural layer, on one hand, the sand layer serves as a leveling layer for manufacturing the waterproof structure, on the other hand, sand and soil are not bonded with each other, the self-adaptive capacity is strong, and when the structural layer cracks due to thermal expansion and cold contraction, the sand layer can deform in a self-adaptive mode, so that the influence of the cracking of the structural layer on the upper waterproof coiled material is reduced, and the problem that the waterproof structure fails due to tensile cracking of the waterproof coiled material is avoided;
meanwhile, asphalt waterproof ointment is used for the bonding layer, and on one hand, the asphalt waterproof ointment can preliminarily form a waterproof membrane for waterproofing, and on the other hand, the asphalt waterproof ointment can also be used as the bonding layer of the SBS modified asphalt waterproof coiled material;
the isolation layer is selected to be petroleum asphalt felt which can protect the SBS modified asphalt waterproof coiled material on one hand and prevent the SBS modified asphalt waterproof coiled material from being pierced by small stones in concrete when a concrete protection layer is poured, and on the other hand, the petroleum asphalt felt also has waterproof performance and is combined with asphalt waterproof factice and the SBS modified asphalt waterproof coiled material to form a three-layer waterproof structure, so that the waterproof effect is better.
2. Through setting up galvanized steel wire net, the further cracking performance that increases waterproof oleamen of pitch strengthens its stability, and water-proof effects is better.
3. And the heat insulation layer is arranged, so that the heat insulation performance of the roof is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure, 1, structural layer; 2. a sand layer; 3. glass fiber cloth; 4. an adhesive layer; 5. a waterproof roll layer; 6. an isolation layer; 7. a protective layer; 8. galvanized steel wire mesh; 9. and (7) an insulating layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example one
Referring to fig. 1, the roof waterproof structure disclosed by the invention comprises a structural layer 1 of a roof, a layer of sandy soil is laid on the structural layer 1 to form a sand layer 2, the thickness of the sand layer 2 is 10-15mm, a layer of glass fiber cloth 3 is laid on the sand layer 2, the glass fiber cloth 3 is fixed with the structural layer 1 through heat insulation nails, and the glass fiber cloth 3 is fixed, so that the laying smoothness of the glass fiber cloth 3 can be ensured, and the subsequent construction of a waterproof layer is prevented from being influenced. The glass fiber cloth 3 is coated with the bonding layer 4, the bonding layer 4 is formed by coating asphalt waterproof ointment, the thickness of the asphalt waterproof ointment layer is not less than 2mm, on one hand, the asphalt waterproof ointment can preliminarily form a waterproof film for waterproofing, and on the other hand, the asphalt waterproof ointment can also be used as the bonding layer 4 of a subsequent waterproof material. The waterproof roll material layer 5 is bonded on the asphalt waterproof grease layer through a hot melting method, the waterproof roll material is an SBS modified asphalt waterproof roll material, the isolation layer 6 is paved on the waterproof roll material layer 5, the isolation layer 6 is a petroleum asphalt felt, a concrete protection layer 7 is built on the petroleum asphalt felt, and the thickness of the concrete protection layer 7 is 30-40mm, so that the waterproof material at the bottom can be better protected.
The sand layer 2 is laid on the structural layer 1, on one hand, the sand layer 2 serves as a leveling layer for manufacturing the waterproof structure, on the other hand, sand and soil are not bonded with each other, the self-adaptive capacity is strong, and when the structural layer 1 cracks due to thermal expansion and cold contraction, the sand layer 2 can deform in a self-adaptive mode, so that the influence of the cracking of the structural layer 1 on an upper waterproof coiled material is reduced, and the problem that the waterproof structure fails due to tensile cracking of the waterproof coiled material is avoided;
meanwhile, asphalt waterproof ointment is used for the adhesive layer 4, and on one hand, the asphalt waterproof ointment can preliminarily form a waterproof film for waterproofing, and on the other hand, the asphalt waterproof ointment can also be used as the adhesive layer 4 of the SBS modified asphalt waterproof coiled material;
the isolating layer 6 is selected to be petroleum asphalt felt which can protect the SBS modified asphalt waterproof coiled material on one hand and prevent the SBS modified asphalt waterproof coiled material from being pierced by small stones in concrete when the concrete protective layer 7 is poured, and on the other hand, the petroleum asphalt felt also has waterproof performance and is combined with asphalt waterproof factice and the SBS modified asphalt waterproof coiled material to form a three-layer waterproof structure, so that the waterproof effect is better.
Furthermore, a layer of galvanized steel wire mesh 8 is laid on the asphalt waterproof factice, the galvanized steel wire mesh 8 can be pressed and bonded on the asphalt waterproof factice during laying, the galvanized steel wire mesh 8 further increases the cracking resistance of the asphalt waterproof factice, the stability of the asphalt waterproof factice is enhanced, and the waterproof effect is better.
In order to increase the thermal insulation performance of the roof, a thermal insulation layer 9 is arranged between the isolation layer 6 and the protective layer 7, the thermal insulation layer 9 is formed by paving and pasting extruded polystyrene thermal insulation boards, and the thermal insulation layer 9 is fixedly bonded with the isolation layer 6 through asphalt adhesive.
Example two
A roof waterproof construction method comprises the following steps:
s1, cleaning up sundries on the structural layer 1 before construction, paving a layer of 15mm sand on the structural layer 1 to form a sand layer 2, rolling and compacting the sand layer 2, and finding a slope while paving the sand layer 2.
S2, paving a layer of glass fiber cloth 3 on the sand layer 2, and fixing the glass fiber cloth 3 with the structural layer 1 by using a heat-insulating nail to ensure the smoothness of the glass fiber cloth 3.
And S3, smearing the decocted asphalt waterproof ointment on the glass fiber cloth 3 to form a bonding layer 4, wherein the smearing thickness of the asphalt waterproof ointment is 2 mm.
And S4, after the asphalt waterproof ointment layer is coated, paving the galvanized steel wire mesh 8 on the asphalt waterproof oil layer, and pressing and fixing the galvanized steel wire mesh 8 on the asphalt waterproof ointment layer.
And S5, adhering the SBS modified asphalt waterproof coiled material to the asphalt waterproof grease layer by using a hot melting method, and paving a layer of petroleum asphalt felt on the paved SBS modified asphalt waterproof coiled material for protection.
And S6, bonding the heat insulation board on a petroleum asphalt felt by using an asphalt adhesive to form a heat insulation layer 9, and pouring concrete on the heat insulation board to form a concrete protection layer 7.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. A roof waterproof structure, includes structural layer (1) of roofing, its characterized in that: the glass fiber cloth waterproof roll is characterized in that a sand layer (2), glass fiber cloth (3), an adhesive layer (4), a waterproof roll layer (5), an isolation layer (6) and a protective layer (7) are sequentially arranged on the structural layer (1) from bottom to top, and the glass fiber cloth (3) is nailed on the structural layer (1).
2. A water resistant roofing structure according to claim 1 wherein: the bonding layer (4) is an asphalt waterproof grease layer.
3. A water resistant roofing structure according to claim 2 wherein: the thickness of the asphalt waterproof grease layer is not less than 2 mm.
4. A water resistant roofing structure according to claim 1 wherein: the thickness of the sand layer (2) is 10-15 mm.
5. A water resistant roofing structure according to claim 1 wherein: the isolation layer (6) is a petroleum asphalt felt.
6. A water resistant roofing structure according to claim 1 wherein: and a galvanized steel wire mesh (8) is paved on the bonding layer (4).
7. A water resistant roofing structure according to claim 1 wherein: the protective layer (7) is a concrete layer with the thickness of 30-40 mm.
8. A water resistant roofing structure according to claim 1 wherein: and a heat insulation layer (9) is arranged between the isolation layer (6) and the protection layer (7).
9. A roof waterproof construction method is characterized by comprising the following steps:
s1, cleaning the structural layer (1), paving the sand layer (2) and finding a slope;
s2, laying a layer of glass fiber cloth (3) on the sand layer (2), and fixing the glass fiber cloth (3) and the structural layer (1) by using heat-insulating nails;
s3, smearing the decocted asphalt waterproof ointment on the glass fiber cloth (3) to form a bonding layer (4);
s4, laying a galvanized steel wire mesh (8) on the asphalt waterproof ointment layer after the asphalt waterproof ointment layer is coated, and pressing and fixing the galvanized steel wire mesh (8) on the asphalt waterproof ointment layer;
s5, bonding the waterproof coiled material on the asphalt waterproof grease layer by using a hot melting method, and paving a layer of petroleum asphalt felt on the paved waterproof coiled material layer (5);
and S6, bonding the heat insulation plate on the petroleum asphalt felt to form a heat insulation layer (9), and pouring concrete on the heat insulation plate to form a concrete protection layer (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911142840.0A CN110805208A (en) | 2019-11-20 | 2019-11-20 | Roof waterproof structure and construction method thereof |
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| CN201911142840.0A CN110805208A (en) | 2019-11-20 | 2019-11-20 | Roof waterproof structure and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427848A (en) * | 2020-03-23 | 2021-09-24 | 北京世纪洪雨科技有限公司 | Anti-sagging rubber asphalt waterproof coiled material and construction method |
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- 2019-11-20 CN CN201911142840.0A patent/CN110805208A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427848A (en) * | 2020-03-23 | 2021-09-24 | 北京世纪洪雨科技有限公司 | Anti-sagging rubber asphalt waterproof coiled material and construction method |
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