CN214329638U - Waterproof structure at eaves node of steel-structure flat roof - Google Patents
Waterproof structure at eaves node of steel-structure flat roof Download PDFInfo
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- CN214329638U CN214329638U CN202022997630.4U CN202022997630U CN214329638U CN 214329638 U CN214329638 U CN 214329638U CN 202022997630 U CN202022997630 U CN 202022997630U CN 214329638 U CN214329638 U CN 214329638U
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Abstract
本实用新型提供一种钢结构平屋面檐口节点处防水结构，夹芯屋面板外端设有夹芯墙板，该夹芯墙板顶面与夹芯屋面板顶面齐平，夹芯屋面板外端面与夹芯墙板内侧面之间喷射有轻质聚氨酯泡沫填充层，夹芯屋面板外端顶面与夹芯墙板顶端外侧面之间包裹有包角钢板，该包角钢板一端通过自攻螺丝固定在夹芯屋面板外端的凸面上，包角钢板另一端通过铆钉固定在夹芯墙板外侧面，包角钢板于夹芯墙板顶端上方设有由外而内斜向下5％的坡度，该包角钢板于夹芯墙板外侧面的底端设有滴水线；本实用新型大幅度提高了钢结构平屋面檐口节点处防水效果。
The utility model provides a waterproof structure at the cornice node of a flat roof of a steel structure. The outer end of the sandwich roof panel is provided with a sandwich wall panel, the top surface of the sandwich wall panel is flush with the top surface of the sandwich roof panel, and the sandwich roof panel A lightweight polyurethane foam filling layer is sprayed between the outer end surface and the inner side of the sandwich wall panel, and an angle-wrapped steel plate is wrapped between the outer end top surface of the sandwich roof panel and the outer side of the top of the sandwich wall panel, and one end of the angle-wrapped steel plate passes through. Self-tapping screws are fixed on the convex surface of the outer end of the sandwich roof panel, and the other end of the angle-wrapped steel plate is fixed on the outer side of the sandwich wall panel by rivets. % slope, the bottom end of the outer side of the sandwich wall panel is provided with a drip line; the utility model greatly improves the waterproof effect at the node of the cornice of the flat roof of the steel structure.
Description
Technical Field
The utility model relates to a steel construction building field especially relates to a flat roofing eaves mouth node waterproof construction of steel construction.
Background
The steel structure building is a novel building system that construction speed is fast, green, shock resistance are good, has now been widely adopted, nevertheless because handle the improper, the easy infiltration phenomenon that takes place in steel construction flat roofing eaves mouth node department.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a steel construction flat roofing eaves mouth node waterproof construction, this steel construction flat roofing eaves mouth node waterproof construction has increased substantially steel construction flat roofing eaves mouth node water-proof effects.
In order to achieve the above object, the utility model adopts the following technical scheme: a waterproof structure at a eave node of a steel structure flat roof comprises a sandwich roof panel, sandwich wallboards, a light polyurethane foam filling layer, a corner wrapping steel plate, self-tapping screws, rivets, water dripping lines, edge purlins, waterproof gaskets and a sealing adhesive layer; the outer end of the sandwich roof panel is provided with a sandwich wallboard, and the top surface of the sandwich wallboard is flush with the top surface of the sandwich roof panel; a light polyurethane foam filling layer is sprayed between the outer end face of the sandwich roof panel and the inner side face of the sandwich wallboard; a wrap angle steel plate is wrapped between the top surface of the outer end of the sandwich roof panel and the outer side surface of the top end of the sandwich wallboard, one end of the wrap angle steel plate is fixed on the convex surface of the outer end of the sandwich roof panel through a self-tapping screw, and the other end of the wrap angle steel plate is fixed on the outer side surface of the sandwich wallboard through a rivet; the angle-wrapping steel plate is provided with a slope which is 5% from outside to inside and inclines downwards above the top end of the sandwich wallboard, and the bottom end of the angle-wrapping steel plate on the outer side surface of the sandwich wallboard is provided with a water dripping line.
Preferably, the sandwich roof panel is composed of a steel bottom plate and a concave-convex section steel top plate, and a roof heat-insulating layer is arranged between the steel bottom plate and the concave-convex section steel top plate.
Preferably, the sandwich wall panel is composed of two steel panels and a wall heat-insulating layer between the two steel panels.
Preferably, the outer end of the bottom surface of the sandwich roof panel is provided with an edge purlin, and the top end of the sandwich wall panel is provided with a self-tapping screw which penetrates through the sandwich wall panel to the edge purlin for fixation.
Preferably, the head of the self-tapping screw is provided with a waterproof gasket.
Preferably, the angle-wrapping steel plates extend 20-30mm outwards along the convex surface of the sandwich roof panel, and the end parts of the angle-wrapping steel plates are sprayed with a sealing adhesive layer.
The utility model has the advantages that: this flat roofing eaves mouth node waterproof construction of steel construction has increased substantially flat roofing eaves mouth node water-proof effects of steel construction, and reasonable in design, the steadiness is superior.
Drawings
FIG. 1 is a waterproof structure schematic diagram of steel construction flat roofing eaves mouth node department.
Reference numerals: 1 is the core roof boarding, 11 is the steel bottom plate, 12 is unsmooth shaped steel roof, 13 is the roofing heat preservation, 2 is the sandwich wallboard, 21 is the steel facing board, 22 is the wall body heat preservation, 3 is light polyurethane foam filling layer, 4 is the cornerite steel sheet, 5 is self-tapping screw, 6 is the rivet, 7 is the water drip line, 8 is limit portion purlin, 9 is waterproof gasket, 10 is sealant layers.
Detailed Description
The present invention will be described in further detail with reference to fig. 1.
As shown in fig. 1, a waterproof structure at a eave node of a steel structure flat roof comprises a sandwich roof panel 1, a sandwich wall panel 2, a light polyurethane foam filling layer 3, a wrap angle steel plate 4, a self-tapping screw 5, a rivet 6, a water dripping line 7, an edge purline 8, a waterproof gasket 9 and a sealant layer 10; the outer end of the sandwich roof panel 1 is provided with a sandwich wallboard 2, and the top surface of the sandwich wallboard 2 is flush with the top surface of the sandwich roof panel 1; a light polyurethane foam filling layer 3 is sprayed between the outer end face of the sandwich roof panel 1 and the inner side face of the sandwich wallboard 2; a wrap angle steel plate 4 is wrapped between the top surface of the outer end of the sandwich roof panel 1 and the outer side surface of the top end of the sandwich wallboard 2, one end of the wrap angle steel plate 4 is fixed on the convex surface of the outer end of the sandwich roof panel 1 through a self-tapping screw 5, and the other end of the wrap angle steel plate 4 is fixed on the outer side surface of the sandwich wallboard 2 through a rivet 6; the angle-wrapping steel plate 4 is provided with a slope which is 5% from outside to inside and inclines downwards above the top end of the sandwich wallboard 2, and the angle-wrapping steel plate 4 is provided with a water dropping line 7 at the bottom end of the outer side surface of the sandwich wallboard 2.
In specific implementation, the sandwich roof panel 1 is composed of a steel bottom plate 11 and a concave-convex section steel top plate 12, and a roof heat insulation layer 13 is arranged between the steel bottom plate 11 and the concave-convex section steel top plate 12.
In specific implementation, the sandwich wall panel 2 is composed of two steel panels 21 and a wall insulation layer 22 between the two steel panels 21.
In specific implementation, the outer end of the bottom surface of the sandwich roof panel 1 is provided with an edge purlin 8, and the top end of the sandwich wall panel 2 is provided with a self-tapping screw 5 which penetrates through the sandwich wall panel 2 to the edge purlin 8 for fixation.
In specific implementation, the head of the self-tapping screw 5 is provided with a waterproof gasket 9.
In specific implementation, the angle-wrapped steel plate 4 extends 20-30mm outwards along the convex surface of the sandwich roof panel 1, and the end part is sprayed with a sealing adhesive layer 10.
Above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022997630.4U CN214329638U (en) | 2020-12-11 | 2020-12-11 | Waterproof structure at eaves node of steel-structure flat roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022997630.4U CN214329638U (en) | 2020-12-11 | 2020-12-11 | Waterproof structure at eaves node of steel-structure flat roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214329638U true CN214329638U (en) | 2021-10-01 |
Family
ID=77899464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022997630.4U Active CN214329638U (en) | 2020-12-11 | 2020-12-11 | Waterproof structure at eaves node of steel-structure flat roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214329638U (en) |
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2020
- 2020-12-11 CN CN202022997630.4U patent/CN214329638U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 516400 west side of nandazhang flood drainage ditch, Guangshan highway, gaodun village, Chengdong Town, Haifeng County, Shanwei City, Guangdong Province Patentee after: Guangdong Hongsheng Steel Structure Group Co.,Ltd. Country or region after: China Address before: Guangdong Province Shanwei City Haifeng County Chengdong Town Gaodun Village Guangshan Road Nan Da Zhang Drainage Ditch West Side Patentee before: SHANWEI HONGSHENG STEEL STRUCTURE Co.,Ltd. Country or region before: China |