CN219045251U - Building roof waterproof structure - Google Patents

Abstract

The utility model provides a building roof waterproof structure, which is based on a roof main body, wherein parapet walls are arranged on the peripheral side of the top end of the roof main body, the parapet walls comprise a first asphalt waterproof layer, a heat insulation waterproof layer and a second asphalt waterproof layer which are sequentially arranged from bottom to top, and the first asphalt waterproof layer is paved on the top end face of the roof main body; compared with the existing mode of only adopting one layer of asphalt to waterproof a roof, the waterproof structure for the building roof has the advantages of being strong in waterproof effect and long in service life, the waterproof structure for the building roof further comprises the waterproof baffle plate arranged at the chamfer position between the roof main body and the parapet, the waterproof baffle plate is provided with the drain pipe, the parapet is provided with the avoidance port for the drain pipe to pass through, and the gap between the parapet and the first waterproof asphalt layer is filled through the waterproof baffle plate, so that rainwater is prevented from penetrating into the roof main body.

Description

Building roof waterproof structure

Technical Field

The utility model relates to the technical field of building roof waterproofing, in particular to a building roof waterproofing structure.

Background

Roofing refers to the surface of a building roof and also refers to the portion between the ridge and the eave. This part occupies a larger area of the roof, or the roof is the larger area of the roof. The concrete cast-in-situ building construction method generally comprises a concrete cast-in-situ building, a cement mortar leveling layer, a heat preservation and insulation layer, a waterproof layer, a cement mortar protection layer, a drainage system, a parapet wall, lightning protection measures and the like, and is also used for tile construction in special engineering.

The waterproof structure of current building roofing is laid the modified asphalt felt again as additional waterproof layer on original cement roofing's basis, but appears the infiltration in the vertical joint gap between asphalt and the wall easily, leads to appearing the condition that the water proof effects is bad, and application number CN202020214776.4 discloses a building roofing waterproof structure, including the building roofing main part, building roofing main part top both sides external connection has parapet main part, and is connected with waterproof asphalt layer on parapet main part lateral wall and the building roofing main part top surface, be connected with on the parapet main part lateral wall and shelter from the waterproof board, and shelter from the waterproof board and be "V" shape structure, shelter from the interior contained angle of waterproof board to be the obtuse angle, and shelter from among the vertical gap on waterproof asphalt layer top height in the waterproof board, but in prior art, influence waterproof asphalt layer to the waterproof quality of building roof not only by waterproof asphalt layer and the condition that has vertical gap between the wall, still include waterproof asphalt layer fracture, waterproof asphalt layer fracture when the waterproof layer is difficult to be difficult to guarantee that the long-term crack is in the use of the waterproof roof, severe cold when the severe temperature difference is used, the roof is difficult to continue the fracture in the long-term use.

Disclosure of Invention

The utility model aims to provide a waterproof structure of a building roof, which can still ensure the waterproof efficiency of the roof after a asphalt layer is cracked.

Embodiments of the present utility model are implemented as follows:

the embodiment of the application provides a building roof waterproof structure, based on roofing main part, roofing main part's top week side has parapet, includes by down to last first pitch waterproof layer, heat preservation waterproof layer and the second pitch waterproof layer that sets gradually, and first pitch waterproof layer lays the top face at roofing main part.

In some embodiments of the present utility model, the above-mentioned waterproof baffle further comprises a waterproof baffle disposed at a chamfer between the roof main body and the parapet, the waterproof baffle having a drain pipe, the parapet having an escape opening through which the drain pipe passes;

one side of the waterproof baffle, which is close to the roof main body, is clung to the first asphalt waterproof layer, and the edge of the heat insulation waterproof layer is adhered to one side of the waterproof baffle, which is far away from the roof main body.

In some embodiments of the present utility model, the top end of the waterproof board extends to the top of the parapet wall and is provided with a turnover edge, and the turnover edge covers the top end surface of the parapet wall.

In some embodiments of the present utility model, waterproof glue is applied at the gap between two waterproof baffles on the two adjacent parapet walls.

In some embodiments of the present utility model, the waterproof baffle is formed by a plurality of Z-shaped composite boards, each composite board is provided with a drain pipe, and two adjacent composite boards are connected through waterproof glue.

In some embodiments of the present utility model, the heat-insulating waterproof layer includes a heat-insulating layer and a waterproof layer, the heat-insulating layer is supported by a hard polyurethane board, and the waterproof layer is formed by coating waterproof glue on the heat-insulating layer.

In some embodiments of the utility model, the lowest level of the drainage end of the drainage pipe is less than or equal to the level of the surface of the second asphalt waterproof layer.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

the first asphalt waterproof layer is paved on the roof main body, the heat insulation waterproof layer is paved on the surface of the first asphalt waterproof layer, the second asphalt waterproof layer is paved on the heat insulation waterproof layer, the heat insulation waterproof layer protects the first asphalt waterproof layer, so that the first asphalt waterproof layer is prevented from insolation or directly experiencing cold air, further, the cracking condition is avoided, the service life of the first asphalt waterproof layer is ensured, the first asphalt waterproof layer can better waterproof the roof main body, the second asphalt waterproof layer plays the most important role in waterproof, meanwhile, the heat insulation waterproof layer has a certain waterproof capability, after the second asphalt waterproof layer is cracked, the heat insulation waterproof layer and the first asphalt waterproof layer are then used for waterproof the roof main body, the cracking condition of the second asphalt waterproof layer is not found in time, the cracking condition of the second asphalt waterproof layer cannot occur, compared with the existing mode of only adopting one layer of asphalt for waterproof, the waterproof effect is stronger, and the service life is longer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of a roofing body according to the utility model;

FIG. 2 is a schematic view of the whole cross-sectional structure of the present utility model;

fig. 3 is a schematic cross-sectional view of a waterproof baffle of the present utility model;

fig. 4 is a schematic structural view of the heat insulation waterproof layer of the present utility model.

Icon: 1. the roof comprises a roof main body, 2, parapet walls, 21, an avoidance opening, 3, a first asphalt waterproof layer, 4, a heat insulation waterproof layer, 41, a heat insulation layer, 42, a waterproof layer, 5, a second asphalt waterproof layer, 6, a waterproof baffle, 61, a drain pipe, 62 and a turnover edge.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1:

1-2, based on a roof main body 1, a parapet wall 2 is arranged on the periphery of the top end of the roof main body 1, and comprises a first asphalt waterproof layer 3, a heat insulation waterproof layer 4 and a second asphalt waterproof layer 5 which are sequentially arranged from bottom to top, wherein the first asphalt waterproof layer 3 is paved on the top end surface of the roof main body 1, the first asphalt waterproof layer 3 plays a waterproof role, the heat insulation waterproof layer 4 plays a role in protecting the first asphalt waterproof layer 3, the second asphalt waterproof layer 5 also plays a waterproof role, and meanwhile, the purpose of protecting the heat insulation waterproof layer 4 is also achieved;

when the method is implemented, the first asphalt waterproof layer 3 is paved on the top of the roof main body 1, the heat preservation waterproof layer 4 is paved on the surface of the roof main body after the first asphalt waterproof layer 3 is dried and fixed, and finally, the second asphalt waterproof layer 5 is paved on the heat preservation waterproof layer 4 after the heat preservation waterproof layer 4 is paved, specifically, the heat preservation waterproof layer 4 protects the first asphalt waterproof layer 3, so that the first asphalt waterproof layer 3 can avoid sun exposure or direct cold gas, further, cracking is avoided, the first asphalt waterproof layer 3 can better waterproof the roof main body 1, and meanwhile, the service life of the first asphalt waterproof layer 3 is guaranteed; the second asphalt waterproof layer 5 plays the most important waterproof effect, and simultaneously plays the purpose of protecting the heat preservation waterproof layer 4, and the heat preservation waterproof layer 4 has certain waterproof capacity itself, and after the second asphalt waterproof layer 5 cracks, the heat preservation waterproof layer 4 and the first asphalt waterproof layer 3 are waterproof to the roofing main body 1, and in the subsequent use process, the cracked second asphalt waterproof layer 5 is repaired, so that the situation that rainwater seeps into the roofing main body 1 can not occur even if the second asphalt waterproof layer 5 cracks are not found in time.

Specifically, the heat-insulating waterproof layer 4 includes a heat-insulating layer 41 and a waterproof layer 42, the heat-insulating layer 41 is supported by a hard polyurethane board, and the waterproof layer 42 is formed by coating waterproof glue on the heat-insulating layer 41.

Example 2:

on the basis of embodiment 1, as shown in fig. 2-3, the waterproof baffle 6 is further included at the chamfer between the roofing main body 1 and parapet 2, the waterproof baffle 6 is provided with a drain pipe 61, the parapet 2 is provided with a avoiding opening 21 for the drain pipe 61 to pass through, specifically, one surface of the waterproof baffle 6 close to the roofing main body 1 is clung to the first asphalt waterproof layer 3, the edge of the heat insulation waterproof layer 4 is clung to one surface of the waterproof baffle 6 far away from the roofing main body 1, in this embodiment, the gap between the parapet 2 and the first asphalt waterproof layer 3 is filled through the waterproof baffle 6, and then the situation that rainwater permeates the roofing main body 1 from the gap between the parapet 2 and the first asphalt waterproof layer 3 is avoided, meanwhile, water isolated by the second asphalt waterproof layer 5 is drained by the drain pipe 61, and preferably, the lowest level height of the drain end of the drain pipe 61 is smaller than or equal to the level height of the surface of the second asphalt waterproof layer 5.

In some embodiments, in order to further improve the water seepage resistance of the waterproof baffle 6, as shown in fig. 2, the top end of the waterproof baffle 6 extends to the top of the parapet wall 2 and is provided with a turnup edge 62, and the turnup edge 62 covers the top end surface of the parapet wall 2, so as to avoid the situation that rainwater permeates into the roof main body 1 from between the waterproof baffle 6 and the parapet wall 2.

Preferably, waterproof glue is smeared at the gap between two waterproof baffles 6 on two adjacent parapet walls 2, so that the water seepage prevention capability of the corners of the parapet walls 2 is ensured.

Preferably, in order to facilitate the carrying and installation of the waterproof baffle 6, the waterproof baffle 6 is formed by a plurality of Z-shaped composite boards, each composite board is provided with a drain pipe 61, and two adjacent composite boards are connected through waterproof glue.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

In summary, the utility model discloses a building roof waterproof structure protects first pitch waterproof layer 3 through the heat preservation waterproof layer 4 that sets up, prevents that first pitch waterproof layer 3 from being exposed to the sun or directly experience the condition that the cold gas appears splitting, effectual life who guarantees first pitch waterproof layer 3, can be better waterproof to roofing main part 1; the heat-insulating waterproof layer 4 has certain waterproof capability, and the second asphalt waterproof layer 5 plays the most important role in waterproof, and also has heat-insulating and waterproof effects

The water layer 4 plays a protection role, when the second asphalt waterproof layer is cracked, the heat insulation waterproof layer and the first asphalt 5 waterproof layer are used for waterproof the roof main body, so that the situation that the second asphalt waterproof layer 5 is cracked and rainwater seeps into the roof main body 1 is not found in time, the waterproof roof is simple in structure and convenient to use, and compared with the existing waterproof mode of only adopting one layer of asphalt to waterproof the roof, the waterproof roof is stronger in waterproof effect and longer in service life.

The embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and

it is intended to include within the utility model all changes that fall within the meaning and range of equivalency of the claims. Any reference sign in a claim should not be construed as limiting the claim element concerned.

Claims (7)

1. The utility model provides a building roofing waterproof construction, based on roofing main part, roofing main part's top week side has parapet, its characterized in that includes by last first pitch waterproof layer, heat preservation waterproof layer and the second pitch waterproof layer that sets gradually down, first pitch waterproof layer lay roofing main part's terminal surface.

2. The building roof waterproof structure according to claim 1, further comprising a waterproof baffle plate arranged at a chamfer between the roof main body and the parapet wall, wherein the waterproof baffle plate is provided with a drain pipe, and the parapet wall is provided with an avoidance port for the drain pipe to pass through;

the waterproof baffle is close to one side of the roof main body and is clung to the first asphalt waterproof layer, and the edge of the heat insulation waterproof layer is clung to one side of the waterproof baffle, which is far away from the roof main body.

3. The waterproof structure of the building roof according to claim 2, wherein the top end of the waterproof baffle extends to the top of the parapet wall and is provided with a turnover edge, and the turnover edge covers the top end face of the parapet wall.

4. A building roof waterproof structure according to claim 3, wherein a waterproof glue is smeared at a gap between two waterproof baffles on two adjacent parapet walls.

5. The waterproof structure of the building roof according to claim 4, wherein the waterproof baffle plate is composed of a plurality of Z-shaped combined plates, each combined plate is provided with a drain pipe, and two adjacent combined plates are connected through waterproof glue.

6. The waterproof structure of the building roof according to any one of claims 2 to 5, wherein the heat-insulating waterproof layer comprises a heat-insulating layer and a waterproof layer, the heat-insulating layer is supported by a hard polyurethane board, and the waterproof layer is formed by coating waterproof glue on the heat-insulating layer.

7. The building roof waterproof structure according to claim 6, wherein a lowest level of the drainage pipe drainage end is less than or equal to a level of the second asphalt waterproof layer surface.

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