Leakage-proof apron flashing structure of daylighting roof

By introducing a drip edge structure into the skylight system, including a waterproof panel and a water guide panel, the leakage problem at the joint between the perforated aluminum roof panel and the skylight aluminum panel is solved, achieving structural stability and durability, and providing additional waterproof protection through multi-layer sealing and waterproof membrane layers.

CN223738860UActive Publication Date: 2025-12-30CHINA CONSTR SECOND ENG BUREAU LTD
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Patent Information

Application Number
CN202520100486.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-16
Publication Date
2025-12-30
Estimated Expiration
2035-01-16

AI Technical Summary

Technical Problem

In existing skylight systems, water leakage is prone to occur at the joints between the perforated aluminum roof panel and the skylight panel, especially when the sealant cracks, rainwater can easily seep into the corners and edges.

Method used

The structure adopts a water-repellent plate structure, which includes a waterproof plate and a water-guiding plate. The waterproof plate and the water-guiding plate are connected as a whole. The waterproof plate is located at the bottom of the angle steel member at the top of the roof and is connected to the roof through a rectangular steel pipe. The water-guiding plate is set at an angle to guide the water flow to the main roof panel for discharge. The key connection points are filled with sealant and reinforced with aluminum zinc plate and double-layer waterproof membrane.

Benefits of technology

It effectively prevents rainwater from flowing in through the perforations, ensuring the stability and durability of the structure, preventing water leakage problems, and providing additional waterproof protection through multiple layers of sealing and waterproof membrane.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223738860U_ABST
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Abstract

The utility model relates to the field of waterproof technology of daylighting roofs, in particular to a leakproof apron flashing structure of a daylighting roof, which comprises a roof perforated aluminum plate, a daylighting roof aluminum plate and an apron flashing structure, the daylighting roof aluminum plate is parallelly positioned on one side of the roof perforated aluminum plate, and the bottoms of the roof perforated aluminum plate and the daylighting roof aluminum plate are connected through angle steel pieces. The apron flashing structure is located between the angle steel piece and the house body and comprises a waterproof plate body and a water guide plate body, one end of the waterproof plate body is integrally connected with the water guide plate body, the waterproof plate body is located at the bottom of the angle steel piece on the top of the house body, and the bottom of the waterproof plate body is connected with the top of the house body through a rectangular steel pipe. The angle steel pieces penetrate through the waterproof plate body through coiled material fixing nails to be connected with the rectangular steel pipes. The water guide plate body is located on the top of the outer edge of the house body. The waterproof problem of the joint of the roof perforated aluminum plate and the daylighting roof aluminum plate is effectively solved, and after the waterproof plate body is used for waterproofing, water is guided to the large-area roof plate to be discharged through the obliquely-arranged waterproof plate body.
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Description

TECHNICAL FIELD

[0001] The utility model relates to a waterproof technology field of daylighting roof, concretely is a water board structure of daylighting roof anti -permeability. BACKGROUND

[0002] Daylighting roof is the roof with daylighting as the basic purpose, and is different from skylight, and the daylighting roof is usually the daylighting unit with large light transmission area ratio. The commonly used panel materials of the daylighting roof include glass, polycarbonate plate (PC plate), organic glass (PMMA) plate and the like. These materials have good light transmission, and can effectively introduce natural light.

[0003] The waterproof and drainage in the daylighting roof system is the design emphasis, and the installation mode of the roof perforated aluminum plate and the daylighting roof aluminum plate is that the bottom is connected through the connecting piece, then the connecting gap of the roof perforated aluminum plate and the daylighting roof aluminum plate is filled with sealant, rainwater is easy to flow into through the perforated part, and there are water accumulation and the like, and if the sealant filled in the connecting gap appears cracking, water is easy to enter the edge corner closing position, and water leakage is caused. UTILITY MODEL CONTENT

[0004] The utility model discloses a water board structure of daylighting roof anti -permeability to solve the problem in the background art.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A water board structure of daylighting roof anti -permeability, including roof perforated aluminum plate, daylighting roof aluminum plate and water board structure, daylighting roof aluminum plate parallelly located one side of roof perforated aluminum plate, and the bottom between roof perforated aluminum plate and daylighting roof aluminum plate is connected through angle steel piece, and the water board structure is located between angle steel piece and house body.

[0007] The water board structure includes waterproof plate body and water guide plate body, and the waterproof plate body is arranged in L-shaped structure, and the water guide plate body is arranged in I-shaped inclined structure, one end of the waterproof plate body is integrally connected with the water guide plate body, the waterproof plate body is located at the bottom of the angle steel piece on the top of the house body, the bottom of the waterproof plate body is connected with the top of the house body through the square steel pipe, the angle steel piece is connected with the square steel pipe through the coil material fixing nail penetrating the waterproof plate body, and the water guide plate body is located at the top of the outer edge of the house body.

[0008] As the preferred scheme of the utility model, the sealant is filled between the top of the coil material fixing nail and the connecting position of the angle steel piece.

[0009] As the preferred scheme of the utility model, the waterproof sealant is filled between the top of the angle steel piece, the roof perforated aluminum plate and the daylighting roof aluminum plate.

[0010] As the preferred scheme of the utility model, first aluminized zinc plate is arranged on the outer edge of the roof body bottom waterproof board body, and the first aluminized zinc plate extends to the top of the outer edge of the roof body, the first aluminized zinc plate is connected with the roof body through the stainless steel coiled material fixing nail, and double-layer waterproof coiled material layers are laid on the outer wall of the first aluminized zinc plate.

[0011] As the preferred scheme of the utility model, the joint between the stainless steel coiled material fixing nail and the outer wall of the first aluminized zinc plate is connected through hot air welding joint.

[0012] As the preferred scheme of the utility model, the inner wall of the roof body is connected with the second aluminized zinc plate through the stainless steel coiled material fixing nail, the outer wall of the second aluminized zinc plate is connected with the aluminum single board, and the top of the aluminum single board is connected with the square steel pipe at the bottom of the waterproof board body through the angle steel.

[0013] As the preferred scheme of the utility model, sealing glue is filled between the aluminum single board at the side of the angle steel and the square steel pipe.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1. The waterproof and drainage system of the utility model effectively solves the waterproof problem of the joint between the roof perforated aluminum plate and the daylighting roof aluminum plate, and ensures the stability and durability of the structure.

[0016] 2. The waterproof board structure comprises a waterproof board body and a water guide board body, one end of the waterproof board body is integrally connected with the water guide board body, the waterproof board body prevents rainwater from entering the edge corner closing position, and the waterproof board body is used for waterproofing, and then the water is drained to the large-area roof panel through the inclined waterproof board body, so that the rainwater is prevented from flowing in through the perforated part, and the sealing glue filled in the joint gap is prevented from cracking, so that the rainwater is prevented from entering the edge corner closing position and causing the water leakage problem.

[0017] 3. The water guide board body is located at the top of the outer edge of the roof body and is responsible for guiding the accumulated water to the large-area roof panel for drainage, the first aluminized zinc plate is arranged on the outer edge of the roof body at the bottom of the water guide board body and extends to the top of the outer edge of the roof body, the first aluminized zinc plate is connected with the roof body through the stainless steel coiled material fixing nail, the joint between the stainless steel coiled material fixing nail and the outer wall of the first aluminized zinc plate is connected through hot air welding, the sealing property and stability of the joint are ensured, and the double-layer waterproof coiled material layers are laid on the outer wall of the first aluminized zinc plate to provide additional waterproof protection.

[0018] The utility model will be explained in detail in combination with the drawings and specific embodiments. DRAWINGS

[0019] Figure 1 It is the side sectional view of the utility model;

[0020] Figure 2 It is the utility modelFigure 1 Magnified view of the middle A region;

[0021] Figure 3 Broken view of the side surface connection of the aluminized zinc plate and the waterproof roll material layer of the utility model;

[0022] Figure 4 Structure diagram of the water shedding plate of the utility model.

[0023] In the figure: 1, roof perforated aluminum plate; 2, daylighting roof aluminum plate; 3, water shedding plate structure; 31, waterproof plate body; 32, water guide plate body; 33, square steel pipe; 4, angle steel piece; 41, roll material fixing nail; 5, waterproof sealant; 6, first aluminized zinc plate; 7, stainless steel roll material fixing nail; 8, double-layer waterproof roll material layer; 81, second aluminized zinc plate; 9, aluminum veneer. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings, and the drawings show several embodiments of the utility model, but the utility model can be realized in different forms and is not limited to the embodiments described in the text, on the contrary, these embodiments are provided to make the disclosed content of the utility model more thorough and comprehensive. EMBODIMENT

[0025] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a water shedding plate structure of daylighting roof anti-leakage, including roof perforated aluminum plate 1, daylighting roof aluminum plate 2 and water shedding plate structure 3, daylighting roof aluminum plate 2 is parallelly located in one side of roof perforated aluminum plate 1, and roof perforated aluminum plate 1 and daylighting roof aluminum plate 2 are connected between bottom by angle steel piece 4, and water shedding plate structure 3 is located between angle steel piece 4 and roof body;Water shedding plate structure 3 includes waterproof plate body 31 and water guide plate body 32, waterproof plate body 31 is arranged in L character type structure, and water guide plate body 32 is arranged in I character type inclined structure, waterproof plate body 31 one end is integrally connected with water guide plate body 32, and waterproof plate body 31 is located in the bottom of roof body top angle steel piece 4, and waterproof plate body 31 bottom is connected with roof top by square steel pipe 33, and angle steel piece 4 is connected with square steel pipe 33 by roll material fixing nail 41 penetrating waterproof plate body 31, water guide plate body 32 is located in the top of roof body outer edge, and sealant is filled between roll material fixing nail 41 top and the connecting place of angle steel piece 4, and waterproof sealant 5 is filled between roof perforated aluminum plate 1 and daylighting roof aluminum plate 2 in the top of angle steel piece 4.

[0026] It should be noted that in the present embodiment, the water flashing structure of the daylighting roof solves the problem of water leakage at the connection between the roof perforated aluminum plate 1 and the daylighting roof aluminum plate 2 in the prior art. The roof perforated aluminum plate 1 is made of 5mm perforated aluminum plate, 100% full fluorocarbon spraying, and the daylighting roof aluminum plate 2 is made of 3mm perforated aluminum plate, 100% full fluorocarbon spraying. The structure includes a roof perforated aluminum plate 1, a daylighting roof aluminum plate 2 and a water flashing structure 3. Through specific design and material selection, good waterproof and drainage effect is achieved.

[0027] The water flashing structure 3 is composed of a waterproof plate body 31 and a water guide plate body 32. The waterproof plate body 31 is arranged in an L-shaped structure at the bottom of the roof body top angle steel 4 and is connected to the roof body top through a square steel pipe 33. The angle steel 4 is connected to the square steel pipe 33 by penetrating the waterproof plate body 31 through a coiled material fixing nail 41. The water flashing structure 3 is sprayed with 2mm aluminum single plate fluorocarbon, which ensures the stability and sealing of the structure. The water guide plate body 32 is arranged in an I-shaped inclined structure at the top of the outer edge of the roof body and is responsible for guiding the accumulated water to the large-area roof panel for drainage, preventing rainwater from flowing into through the perforated part, and preventing the sealing glue filled in the joint gap from cracking, which causes water to enter the corner closing position and causes water leakage.

[0028] Further, in order to further improve the waterproof performance, sealing glue is filled between the top of the coiled material fixing nail 41 and the connection of the angle steel 4, and waterproof sealing glue 5 is filled between the roof perforated aluminum plate 1 and the daylighting roof aluminum plate 2 at the top of the angle steel 4, providing additional waterproof protection, effectively solving the waterproof problem of the joint between the roof perforated aluminum plate and the daylighting roof aluminum plate, while ensuring the stability and durability of the structure.

[0029] Please refer to Figure 1 and 3 , a first aluminum-zinc plated plate 6 is arranged at the bottom of the water guide plate body 32 on the outer edge of the roof body. The first aluminum-zinc plated plate 6 extends to the top of the outer edge of the roof body. The first aluminum-zinc plated plate 6 is connected to the roof body through a stainless steel coiled material fixing nail 7. A double-layer waterproof coiled material layer 8 is laid on the outer wall of the first aluminum-zinc plated plate 6. The joint between the stainless steel coiled material fixing nail 7 and the outer wall of the first aluminum-zinc plated plate 6 is connected by hot air welding joint. The inner wall of the roof body is connected to a second aluminum-zinc plated plate 81 through a stainless steel coiled material fixing nail 7. An aluminum single plate 9 is connected to the outer wall of the second aluminum-zinc plated plate 81. The top of the aluminum single plate 9 is connected to the square steel pipe 33 at the bottom of the waterproof plate body 31 through an angle steel. The aluminum single plate 9 between the angle steel and the square steel pipe 33 is filled with sealing glue.

[0030] It should be noted that in the present embodiment, the water deflector body 32 is arranged in an I-shaped inclined structure at the top of the outer edge of the house body, responsible for guiding the accumulated water to the large-area roof panel for drainage, preventing rainwater from flowing in through the perforated part, and the first aluminum-zinc plated sheet 6 is arranged on the bottom of the outer edge of the house body, extending to the top of the outer edge side of the house body, protected by the first aluminum-zinc plated sheet 6, the first aluminum-zinc plated sheet 6 is a sheet material plated with an alloy layer composed of aluminum and zinc on the surface of the steel plate, which not only improves the corrosion resistance of the steel plate, but also enhances the decorative and processability of the surface, since the chemical properties of aluminum and zinc are relatively stable, and a dense oxide film can be formed on the surface of the steel plate, therefore, the aluminum-zinc plated sheet has excellent corrosion resistance, which enables it to maintain a clean surface for a long time in outdoor environments and is not prone to rust;

[0031] Further, the stainless steel coil fixing nail 7 is used to fix the aluminum-zinc plated sheet to the roof structure, ensuring its stability in adverse weather conditions such as wind and rain, and facilitating the laying of the double-layer waterproof coil layer 8, the stainless steel coil fixing nail 7 is connected to the outer wall joint of the first aluminum-zinc plated sheet 6 through a hot air welding joint, to ensure the sealing and stability of the joint;

[0032] The double-layer waterproof coil layer 8 adopts 1.5mm TPO double-layer coil, which has excellent anti-aging performance and can maintain its physical and chemical properties in long-term exposure to ultraviolet light and other harsh environmental conditions, and the TPO coil also has excellent puncture resistance, which can effectively resist the piercing of sharp objects from the outside, ensuring the integrity of the waterproof layer;

[0033] Hot air welding is a connection method that uses hot air to heat the surface of the workpiece to a molten state, and then bonds it together by applying pressure, although the main material is metal, the principle of hot air welding is still applicable, especially in the transition area involving composite materials.

[0034] The working process of the utility model is as follows:

[0035] In use, the waterproof plate body 31 prevents rainwater from entering the corner closing position, and the water is drained to the large-area roof panel through the inclined waterproof plate body 31 for drainage, preventing rainwater from flowing in through the perforated part, and if the sealant filled in the joint gap cracks, water will enter the corner closing position, causing water leakage problems.

[0036] The utility model has carried out the exemplary description to the utility model in the above-mentioned combination drawing, obviously the utility model concrete realization is not limited by above-mentioned mode, only if the method conception and technical scheme of the utility model have been used to carry out this kind of non-essential improvement, or the conception and technical scheme of the utility model are directly applied to other occasions without improvement, all are within the protection scope of the utility model.

Claims

1. A water leakage-proof flashing structure of a daylighting roof, comprising a roof perforated aluminum plate (1), a daylighting roof aluminum plate (2) and a flashing structure (3), characterized in that: The light roof aluminum plate (2) is parallel to the roof perforated aluminum plate (1) on one side, the roof perforated aluminum plate (1) and the light roof aluminum plate (2) are connected through the angle steel piece (4) at the bottom, and the water shedding plate structure (3) is located between the angle steel piece (4) and the roof body; The water shedding plate structure (3) comprises a waterproof plate body (31) and a water guide plate body (32), the waterproof plate body (31) is provided in an L-shaped structure, the water guide plate body (32) is provided in an I-shaped inclined structure, one end of the waterproof plate body (31) is integrally connected with the water guide plate body (32), the waterproof plate body (31) is located at the bottom of the angle steel piece (4) on the top of the roof body, the bottom of the waterproof plate body (31) is connected with the top of the roof body through the square steel pipe (33), the angle steel piece (4) is connected with the square steel pipe (33) through the coiled material fixing nail (41), and the water guide plate body (32) is located at the top of the outer edge of the roof body.

2. The water leakage preventing water shedding plate structure of a daylighting roof according to claim 1, characterized in that: Sealing glue is filled between the coiled material fixing nail (41) top and the connection of the angle steel piece (4).

3. The water leakage preventing water board structure of a daylighting roof according to claim 1, characterized in that: Waterproof sealing glue (5) is filled between the roof perforated aluminum plate (1) and the light roof aluminum plate (2) on the top of the angle steel piece (4).

4. The water leakage preventing water board structure of a daylighting roof according to claim 1, characterized in that: A first aluminum-zinc plated plate (6) is arranged on the bottom of the water guide plate body (32) and the outer edge of the roof body, the first aluminum-zinc plated plate (6) extends to the top of the outer edge side of the roof body, the first aluminum-zinc plated plate (6) is connected with the roof body through the stainless steel coiled material fixing nail (7), and a double-layer waterproof coiled material layer (8) is arranged on the outer wall of the first aluminum-zinc plated plate (6).

5. A leak-proof water apron structure for a daylighting roof according to claim 4, characterized in that: The stainless steel coiled material fixing nail (7) is connected with the outer wall joint of the first aluminum-zinc plated plate (6) through a hot air welded joint.

6. A water leakage preventing water shedding plate structure of a daylighting roof according to claim 5, characterized in that: The inner wall of the roof body is connected with a second aluminum-zinc plated plate (81) through the stainless steel coiled material fixing nail (7), the outer wall of the second aluminum-zinc plated plate (81) is connected with an aluminum single plate (9), and the top of the aluminum single plate (9) is connected with the square steel pipe (33) at the bottom of the waterproof plate body (31) through an angle steel.

7. A water leakage preventing water shedding plate structure of a daylighting roof according to claim 6, characterized in that: Sealing glue is filled between the aluminum single plate (9) on the side of the angle steel and the square steel pipe (33).