CN219080603U - Connection structure of steel roofing and concrete roofing - Google Patents
Connection structure of steel roofing and concrete roofing Download PDFInfo
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- CN219080603U CN219080603U CN202320107805.0U CN202320107805U CN219080603U CN 219080603 U CN219080603 U CN 219080603U CN 202320107805 U CN202320107805 U CN 202320107805U CN 219080603 U CN219080603 U CN 219080603U
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Abstract
The utility model discloses a connection structure of a steel roof and a concrete roof, which comprises the steel roof and the concrete roof, wherein a gas-barrier film is arranged between the steel roof and the concrete roof, a TPO waterproof coiled material is arranged on the concrete roof in a covering manner, the side edge of the concrete roof is wrapped and arranged at the terminal of the TPO waterproof coiled material, a roof sandal wood strip is arranged on one side of the steel roof, another section of concrete roof is arranged above the roof sandal wood strip, and another section of TPO waterproof coiled material is arranged on the top end of the concrete roof above the roof sandal wood strip in a covering manner. The utility model has higher air tightness requirements at the joint of two different materials, and because of the height difference existing in the laying of the DECK plates, the utility model adopts a new technical scheme, utilizes non-solidified asphalt to seal the joint, can meet the air tightness requirements, is mechanically fixed on a lower structure, ensures that the lap joint part of the coiled material is fixed by hot air welding, has relatively simple construction and good construction molding quality, and saves the construction period.
Description
Technical Field
The utility model relates to the field of house construction, in particular to a connection structure of a steel roof and a concrete roof.
Background
For clean rooms with higher clean grades, the building structure can have profound effects on the air tightness of the finished clean room, and poor air tightness can lead to leakage of clean air and invasion of outside polluted air, thereby damaging the cleanliness of the indoor environment of the clean room. Besides the air tightness of the peripheral structure of the building, the air tightness waterproof construction of the roof is also important, and when the steel roof is built, a height difference exists on the concrete roof and tiny gaps exist at the junction of different materials, so that the steel roof has higher requirements on water resistance.
Currently, the air tightness requirements of metal roof systems and concrete roof systems are that the air leakage rate of the system is less than 0.03m at the joint position of the metal roof systems and the concrete roof systems under the positive pressure of 10Pa 3 /(h.m), at a positive pressure of 120Pa, the system leak rate was less than 0.09m 3 /(h·m)。
The waterproof nature of current connection structure is not enough for when raining, there is the juncture that the rainwater flowed in different materials from the gap, makes the connection between each material go out the problem, leads to the life of house to shorten, also can make in the house more moist simultaneously, is unfavorable for normal residence, and current connection structure adopts the welding in addition mostly, and the work progress is more, and the quality is not ideal enough, has prolonged the time limit for a project of construction.
Disclosure of Invention
The utility model aims to solve the defects existing in the prior art, such as: waterproof nature is not enough, has the juncture that the rainwater flowed into different materials from the gap for connect out the problem between each material, lead to the life of house to shorten, also can make in the house more moist simultaneously, be unfavorable for normal residence, current connection structure adopts the welding in addition, and the work progress is more, and the quality is not ideal enough, has prolonged the time limit for a project of construction, and the connection structure of steel roofing and concrete roofing that proposes.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a connection structure of steel roofing and concrete roofing, includes steel roofing and concrete roofing, be provided with the gas barrier between steel roofing and the concrete roofing, the concrete roofing upper cover is provided with TPO waterproofing membrane, TPO waterproofing membrane's terminal sets up the side parcel of concrete roofing, one side of steel roofing is provided with roofing santalum album bar, roofing santalum album bar's top is provided with another section concrete roofing, and the top cover of the concrete roofing that is located roofing santalum album bar top is provided with another section TPO waterproofing membrane, two sections TPO waterproofing membrane's top is all fixed to be provided with sleeve bottom mounting, sleeve bottom mounting's top is provided with TPO additional layer, TPO additional layer covers sleeve bottom mounting and sets up, TPO waterproofing membrane passes through sleeve bottom mounting and TPO additional layer fixed connection.
Preferably, the top of roofing santalum album bar is fixed and is provided with board end trim, the top cover setting of board end trim is close to one side of roofing santalum album bar to the air-proof membrane.
Preferably, the thermal insulation fixing piece is fixedly arranged on the bottom wall of the TPO waterproof coiled material close to the steel roof, and penetrates through the corresponding concrete roof to extend into the steel roof.
Preferably, the recess of TPO waterproofing membrane is provided with rock wool heat preservation.
Preferably, the gaps at the concrete roof junction of the steel roof are plugged by asphalt.
Preferably, the overlapping portions of the respective members are subjected to a hot air welding process.
Compared with the prior art, the utility model has the beneficial effects that: for clean plants with roof structures of metal steel roofs and concrete roofs, the air tightness requirement is high at the joint of two different materials, and the joint is plugged by using non-solidified asphalt due to the height difference of the laying of the DECK plates, so that the air tightness requirement can be met; the SBS gas barrier film and the TPO waterproof coiled material are additionally arranged at the bottom of the junction of the metal steel roof and the concrete roof within 150mm, and are overlapped with the upper coiled material, so that water leakage can be effectively prevented, the stability of materials is ensured, the service life of a house is prolonged, and the house is prevented from being excessively wet; the lap joint part of the coiled material is fixed on the lower structure in a mechanical mode through hot air welding, the construction is relatively simple, the construction forming quality is good, the construction process is reduced, and the construction period is saved.
Drawings
Fig. 1 is a schematic structural view of a connection structure between a steel roof and a concrete roof according to the present utility model.
In the figure: 1 steel roof, 2 concrete roof, 3 TPO waterproofing membrane, 4 heat preservation mounting, 5 sleeve bottom mounting, 6 rock wool heat preservation, 7 TPO additional layers, 8 roofing santalum album strip, 9 board end trim, 10 SBS air barrier film.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1, a connection structure of a steel roof and a concrete roof comprises a steel roof 1 and a concrete roof 2, wherein a gas barrier film 10 is arranged between the steel roof 1 and the concrete roof 2, a TPO waterproof coiled material 3 is arranged on the concrete roof 2 in a covering manner, the side edge of the concrete roof 2 is wrapped and arranged at the terminal of the TPO waterproof coiled material 3, a roof sandal strip 8 is arranged on one side of the steel roof 1, another section of concrete roof 2 is arranged above the roof sandal strip 8, another section of TPO waterproof coiled material 3 is arranged on the top end of the concrete roof 2 above the roof sandal strip 8 in a covering manner, sleeve bottom fixing pieces 5 are fixedly arranged on the top ends of the two sections of TPO waterproof coiled materials 3, a TPO additional layer 7 is arranged on the sleeve bottom fixing pieces 5 in a covering manner, the TPO waterproof coiled material 3 is fixedly connected with the sleeve bottom fixing pieces 5 and the TPO additional layer 7, when the upper surfaces of the steel roof 1 and the concrete roof 2 are paved with the gas barrier film, a SBS gas barrier film 300mm with the thickness of 1.2mm is adopted at the juncture, the lower layer of the barrier film 10 is covered, and the two sides of the two layers are not overlapped with the two layers of the TPO waterproof coiled material 3 mm, and the two layers are not overlapped with the two layers of the sleeve bottom fixing pieces with the thickness of 100.5 mm, and the lower layers of the two layers of the TPO waterproof films are not overlapped with the thickness 1 mm 5mm, and the thickness of the bottom film is not overlapped with the 1 mm 5 mm;
the top end of each roofing sandal strip 8 is fixedly provided with a plate end trim 9, one side of each air-isolating film 10, which is close to each roofing sandal strip 8, covers the top end of each plate end trim 9, the heights of the two sides are consistent with the heights of the waterproof finishing surfaces of the concrete roofing 1 and the metal steel roofing 2, and the overlapping range of the two sides is not less than 200mm;
a thermal insulation fixing piece 4 is fixedly arranged on the bottom wall of the TPO waterproof coiled material 3 close to the steel roof 1, the thermal insulation fixing piece 4 penetrates through the corresponding concrete roof 2 and stretches into the steel roof 1 to be arranged, and the welding and fixing of the coiled material and the base layer are completed under the condition that the fastening piece does not penetrate through the coiled material by utilizing the principle of electromagnetic induction;
a rock wool heat preservation layer 6 is arranged at the concave part of the TPO waterproof coiled material 3; the gaps at the juncture of the concrete roof 2 of the steel roof 1 are plugged by asphalt, so that the air tightness requirement is ensured; and hot air welding treatment is adopted at the lap joint of each part, and the effective welding width is 35-40 mm.
In the utility model, firstly, gaps at the junction are filled with non-cured asphalt paint to meet the requirement of ensuring air tightness, when air-isolating films are paved on the large surfaces of a steel roof 1 and a concrete roof 2, the SBS air-isolating film with the thickness of 1.2mm is adopted at the junction to overlap 300mm, and the lower air-isolating film 10 is covered; secondly, turning down a TPO waterproof coiled material 3 with the thickness of 1.5mm within the range of 150mm between two roof waterproof finishing surfaces, and adopting a sleeve bottom fixing piece 5 with the overlap width of 125mm to finish welding and fixing the coiled material and a base layer under the condition that a fastening piece does not penetrate through the coiled material by utilizing the principle of electromagnetic induction; the gap part with the middle of 150mm is filled with rock wool 6 for heat preservation, and the heights of the two sides are consistent with the heights of the waterproof finishing surfaces of the concrete roof 1 and the metal steel roof 2; finally, a TPO additional layer 7 is additionally arranged at the top, the overlapping range of the roofs at two sides is not less than 200mm, a hand-held welding machine is adopted for hot air welding at the overlapping part, and the effective welding width is 35-40 mm.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a connection structure of steel roofing and concrete roofing, includes steel roofing (1) and concrete roofing (2), its characterized in that, be provided with between steel roofing (1) and concrete roofing (2) and separate air film (10), the cover is provided with TPO waterproofing membrane (3) on concrete roofing (2), the side parcel setting of concrete roofing (2) at the terminal of TPO waterproofing membrane (3), one side of steel roofing (1) is provided with roofing santalum album (8), the top of roofing santalum album (8) is provided with another section concrete roofing (2), and the top cover of concrete roofing (2) that is located roofing santalum album (8) top is provided with another section TPO waterproofing membrane (3), and two sections TPO waterproofing membrane (3)'s top is all fixed and is provided with sleeve bottom mounting (5), sleeve bottom mounting (5) top is provided with TPO additional layer (7), TPO (7) cover sleeve bottom mounting (5) and set up, TPO bottom mounting (3) pass through TPO (7) additional layer (7) and additional layer connection.
2. The connection structure of the steel roof and the concrete roof according to claim 1, wherein the top end of the roof sandal wood strip (8) is fixedly provided with a plate end trim (9), and the top end of the plate end trim (9) is covered and arranged on one side of the gas barrier film (10) close to the roof sandal wood strip (8).
3. The connection structure of the steel roof and the concrete roof according to claim 1, wherein a heat-insulation fixing piece (4) is fixedly arranged on the bottom wall of the TPO waterproof coiled material (3) close to the steel roof (1), and the heat-insulation fixing piece (4) penetrates through the corresponding concrete roof (2) and stretches into the steel roof (1).
4. The connection structure of the steel roof and the concrete roof according to claim 1, wherein a rock wool heat preservation layer (6) is arranged at the concave part of the TPO waterproof coiled material (3).
5. The connection structure of the steel roof and the concrete roof according to claim 1, wherein the gaps at the junction of the concrete roof (2) of the steel roof (1) are plugged by asphalt.
6. The connection structure of steel roof and concrete roof according to claim 1, wherein the overlapping portions of the respective members are each subjected to hot air welding treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320107805.0U CN219080603U (en) | 2023-02-03 | 2023-02-03 | Connection structure of steel roofing and concrete roofing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320107805.0U CN219080603U (en) | 2023-02-03 | 2023-02-03 | Connection structure of steel roofing and concrete roofing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219080603U true CN219080603U (en) | 2023-05-26 |
Family
ID=86393583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320107805.0U Active CN219080603U (en) | 2023-02-03 | 2023-02-03 | Connection structure of steel roofing and concrete roofing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219080603U (en) |
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2023
- 2023-02-03 CN CN202320107805.0U patent/CN219080603U/en active Active
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