CN212613413U

CN212613413U - Water-proof and leakage-proof structure of flat roof

Info

Publication number: CN212613413U
Application number: CN202021030329.XU
Authority: CN
Inventors: 危志杰
Original assignee: Guangzhou Luban Building Engineering Technology Co ltd
Current assignee: Guangzhou Luban Building Engineering Technology Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-02-26
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses a flat top roofing water proof leak protection structure relates to building technical field, including roof panel, heat preservation, waterproof layer and drainage blanket. The roof is characterized in that a heat preservation layer is laid above the roof panel, a cement mortar leveling layer is laid above the heat preservation layer, a waterproof layer is laid above the cement mortar leveling layer, a second concrete protective layer is laid above the waterproof layer, a drainage layer is laid above the second concrete protective layer, and a first concrete protective layer is laid above the drainage layer. This flat-topped roofing water proof leak protection structure scientific and reasonable can discharge the roofing with the rainwater fast, has good water proof leak protection effect.

Description

Water-proof and leakage-proof structure of flat roof

Technical Field

The utility model relates to a building technical field specifically relates to a flat top roofing water proof leak protection structure.

Background

The water-proof and leak-proof of the flat roof is a problem which is difficult to completely solve all the time, and the reasons for causing water leakage mainly comprise the following three points: (1) the roof is affected by different climates all the year round, and the roof surface is cracked and leaks water due to expansion with heat and contraction with cold; (2) the roof is influenced by wind and sunshine for a long time, and the ageing speed of a roof structure layer is too high, so that water leakage is caused; (3) the difference of the sinking amplitudes of the flat-topped roofs causes the roofs to crack and leak water.

The existing method for solving the problem of water leakage of the roof is mainly a layering method, namely, the roof is paved by using factice and concrete in multiple layers, and gaps between adjacent concrete layers exposed at the top layer finally are filled with the factice. The method has the following defects: rainwater on the flat roof cannot be quickly discharged, so that part of the rainwater permeates into a concrete layer, and the service life of the roof is seriously influenced.

Therefore, it is desirable to provide a water-proof and leakage-proof structure for flat roof, which aims to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a flat top roofing water proof leak protection structure to solve the problem that exists among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a water-proof and leakage-proof structure for flat-topped roof is composed of roof panel, insulating layer, water-proof layer and water draining layer. The roof is characterized in that a heat preservation layer is laid above the roof panel, a cement mortar leveling layer is laid above the heat preservation layer, a waterproof layer is laid above the cement mortar leveling layer, a second concrete protective layer is laid above the waterproof layer, a drainage layer is laid above the second concrete protective layer, and a first concrete protective layer is laid above the drainage layer.

As a further aspect of the present invention, the waterproof layer is a roll waterproof layer, the material of the roll waterproof layer is polyurethane rubber.

As a further scheme of the utility model, the drainage blanket includes outlet, side board and two first slopes, two the high side interconnect on first slope, the low side and the second slope on first slope are connected, and first slope is provided with the side board with the second slope all around, respectively open on the left side of side board and the right side board has a outlet, and the outlet is located the middle part of left side and right side board is close to bottom surface department.

As a further aspect of the utility model, the several backup pad has been set up on the first slope, the backup pad is used for supporting whole drainage blanket, and the upper surface of backup pad and the upper surface of side board are located the coplanar, the second slope with the intersection of outlet is the lower on second slope, makes things convenient for rivers to converge here, finally discharges from the outlet.

As a further scheme of the utility model, the thickness of cement mortar screed-coat is 20 ~ 25mm, the slope on first slope is 3 ~ 30, the thickness of second concrete inoxidizing coating is 50 mm.

As the utility model discloses further scheme, the waterproof layer is the coating waterproof layer, the material of coating waterproof layer is rubber asphalt coating, and this coating has construction convenience, the time limit for a project short, need not the maintenance after the shaping, do not receive the gas temperature influence, environmental pollution is little and easy maintenance's advantage in the future.

To sum up, the beneficial effects of the utility model are that:

through the reasonable design of the drainage layer structure, rainwater on the roof can be quickly drained out of the roof, the waterproof layer can effectively prevent water seepage and water leakage, and the concrete protective layer greatly prolongs the service life of the roof; in addition, the heat preservation can insulate external heat in summer, can prevent the heat loss in winter.

Drawings

Fig. 1 is a schematic structural view of a water-proof and leakage-proof structure of a flat roof in embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of a drainage layer in a water-proof and leak-proof structure of a flat roof.

Fig. 3 is a schematic structural view of a water-proof and leakage-proof structure of a flat roof in embodiment 2 of the present invention.

Reference numerals: 1-roof panel, 2-insulating layer, 3-cement mortar leveling layer, 4-coiled material waterproof layer, 5-second concrete protective layer, 6-drainage layer, 7-first concrete protective layer, 8-coating waterproof layer, 61-first slope, 62-support plate, 63-drainage port, 64-second slope and 65-side plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to the accompanying drawings and specific embodiments will explain the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1 and 2, the water-proof and leakage-proof structure for the flat-topped roof comprises a roof panel 1, an insulating layer 2, a coiled material waterproof layer 4 and a drainage layer 6. The roof panel is characterized in that a heat preservation layer 2 is laid above the roof panel 1, a cement mortar leveling layer 3 is laid above the heat preservation layer 2, a coiled material waterproof layer 4 is laid above the cement mortar leveling layer 3, a second concrete protective layer 5 is laid above the coiled material waterproof layer 4, a drainage layer 6 is laid above the second concrete protective layer 5, and a first concrete protective layer 7 is laid above the drainage layer 6.

The drainage layer 6 comprises a first slope 61, a drainage port 63 and side plates 65, the middle part of the drainage layer 6 is high, the left side and the right side are low, so that two first slopes 61 are formed, the low sides of the two first slopes 61 are connected with a second slope 64, the side plates 65 are arranged on the peripheries of the first slopes 61 and the second slope 64, the left side and the right side plates of the side plates 65 are respectively provided with the drainage port 63, and the drainage port 63 is positioned in the middle parts of the left side and the right side plates and close to the bottom surface.

A plurality of supporting plates 62 are disposed on the first slope 61, the supporting plates 62 are used for supporting the whole drainage layer 6, and the upper surfaces of the supporting plates 62 and the upper surfaces of the side plates 65 are located on the same plane.

The intersection of the second slope 64 and the drain port 63 is the lowest part of the second slope 64, so that water flows can be conveniently converged and finally discharged from the drain port 63.

The thickness of the cement mortar leveling layer 3 is 20-25 mm, the gradient of the first slope 61 is 3-30 degrees, and the thickness of the second concrete protection layer 5 is 50 mm.

Example 2

Referring to fig. 3, the water-proof and leak-proof structure for flat-topped roof comprises a roof panel 1, a heat-insulating layer 2, a coating waterproof layer 8 and a drainage layer 6. A heat preservation layer 2 is laid above the roof panel 1, a cement mortar leveling layer 3 is laid above the heat preservation layer 2, a coating waterproof layer 8 is laid above the cement mortar leveling layer 3, a second concrete protection layer 5 is laid above the coating waterproof layer 8, a drainage layer 6 is laid above the second concrete protection layer 5, and a first concrete protection layer 7 is laid above the drainage layer 6; the material of the coating waterproof layer 8 is rubber asphalt coating, and the coating has the advantages of convenient construction, short construction period, no need of maintenance after forming, no influence of air temperature, little environmental pollution and convenient future maintenance. The other structure of this embodiment is exactly the same as that of embodiment 1, and this embodiment has the same operation and effect as embodiment 1.

The embodiment of the utility model provides a principle does: after rainwater permeates from the first concrete protection layer 7 to the drainage layer 6, water flows to the drainage port 63 along the first slope 61 and the second slope 64 and finally is drained out of the roof; the production of infiltration and the phenomenon of leaking can effectively be prevented to coiled material waterproof layer 4 and coating waterproof layer 8 homoenergetic, first concrete inoxidizing coating 7 and second concrete inoxidizing coating 5 play the effect that the protection was supported to overall structure.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a flat-top roofing water proof leak protection structure, includes roof panel (1), heat preservation (2) and drainage blanket (6), its characterized in that, heat preservation (2) have been laid to roof panel (1) top, cement mortar screed-coat (3) have been laid to heat preservation (2) top, the waterproof layer has been laid to cement mortar screed-coat (3) top, second concrete inoxidizing coating (5) have been laid to the waterproof layer top, drainage blanket (6) have been laid to second concrete inoxidizing coating (5) top, first concrete inoxidizing coating (7) have been laid to drainage blanket (6) top.

2. The water-proof and leak-proof structure for flat-topped roofs of claim 1, wherein the waterproof layer is a coiled waterproof layer (4), and the material of the coiled waterproof layer (4) is polyurethane rubber.

3. The water-stop and leakage-proof structure for the flat-topped roof according to claim 1, wherein the drainage layer (6) comprises a drainage port (63), a side plate (65) and two first slopes (61), the high sides of the two first slopes (61) are connected with each other, the low side of the first slope (61) is connected with a second slope (64), the side plates (65) are arranged around the first slope (61) and the second slope (64), the left side plate and the right side plate of the side plate (65) are respectively provided with a drainage port (63), and the drainage port (63) is positioned in the middle parts of the left side plate and the right side plate and close to the bottom surface.

4. The water-stop and leakage-proof structure for flat-topped roofs of claim 3, wherein said first slope (61) is provided with a plurality of supporting plates (62), the upper surfaces of the supporting plates (62) and the upper surfaces of the side plates (65) are located on the same plane, and the intersection of said second slope (64) and said drainage outlet (63) is the lowest part of the second slope (64).

5. The water-proof and leakage-proof structure of the flat-topped roof according to claim 4, wherein the thickness of the cement mortar leveling layer (3) is 20-25 mm, the gradient of the first slope (61) is 3-30 degrees, and the thickness of the second concrete protection layer (5) is 50 mm.

6. The water-resisting and leakage-preventing structure for flat-topped roofs of claim 1, wherein the waterproof layer is a paint waterproof layer (8), and the paint waterproof layer (8) is made of rubber asphalt paint.