CN116065771A

CN116065771A - Waterproof roof and construction method thereof

Info

Publication number: CN116065771A
Application number: CN202310131279.6A
Authority: CN
Inventors: 程熠; 陈晓星; 周海峰; 曾志文; 马磊
Original assignee: China Construction Science And Industry Co ltd
Current assignee: China Construction Science And Industry Co ltd
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-05-05

Abstract

The application discloses waterproof roofing and construction method thereof, wherein waterproof roofing includes: a plurality of independent and mutually spliced box bodies, a first waterproof layer, a second waterproof layer and a third waterproof layer. The first waterproof layer is coated on the outer surface of the box body. The second waterproof layers are at least coated on the outer surfaces of the first waterproof layers of the two adjacent boxes, and the overlapping positions of the two adjacent second waterproof layers and the joint positions between the two adjacent first waterproof layers are staggered. The third waterproof layer is at least coated on the outer surfaces of the second waterproof layers of the two adjacent boxes, and the overlapping positions of the two adjacent third waterproof layers and the overlapping positions between the two adjacent second waterproof layers are staggered. The application is used for solving the technical problem that the waterproof performance of the roof is reduced when the existing building is disassembled and built and transferred.

Description

Waterproof roof and construction method thereof

Technical Field

The application relates to the technical field of building construction, in particular to a waterproof roof and a construction method thereof.

Background

The movable house is often used for building construction in places such as construction sites, movable events, rural areas and islands, a layer of waterproof structure is paved on a roof when the conventional movable house is designed and built, when the movable house needs to be transferred to other places, waterproof cloth is uncovered sequentially, then a house frame is disassembled and transported to a destination for assembly, the disassembly and construction processes are very complex, and the waterproof cloth is paved again after being uncovered, so that the waterproof effect is greatly reduced, and the waterproof performance of the roof is lowered.

Disclosure of Invention

The application aims to solve the problems that: the technical problem that the waterproof performance of the roof is reduced when the existing building is disassembled and transferred. Thereby providing a waterproof roof and a construction method thereof.

In order to solve the technical problems, the technical scheme of the application is as follows: a water resistant roofing, comprising:

a plurality of independent and mutually spliced box bodies;

the first waterproof layer is coated on the outer surface of the box body;

the second waterproof layers are at least coated on the outer surfaces of the first waterproof layers of the two adjacent box bodies, and the overlapping positions of the two adjacent second waterproof layers and the joint positions between the two adjacent first waterproof layers are arranged in a staggered mode;

the third waterproof layers are at least coated on the outer surfaces of the second waterproof layers of the adjacent two box bodies, and the overlapping positions of the adjacent two third waterproof layers and the overlapping positions of the adjacent two second waterproof layers are staggered.

Preferably, the second waterproof layer and the third waterproof layer are thermoplastic polyolefin waterproof coiled materials.

Preferably, the long side overlapping width of the second waterproof layer is 120mm, the short side overlapping width is 80mm, and the second waterproof layer is connected with the box body at a position 30mm away from the edge of the second waterproof layer through a fastener.

Preferably, at the junction of the vertical face and the plane of the box body, the second waterproof layer extends from the vertical face to the plane and is fixed on the vertical face or the plane through a fastener, and the fastener is covered with a fourth waterproof layer; or the joint of the vertical face and the plane of the box body is formed by arranging two second waterproof layers on the vertical face and the plane respectively, mutually overlapping, penetrating the two second waterproof layers by a fastener in sequence, fixing the fastener with the vertical face or the plane, and covering the fastener with the fourth waterproof layer.

Preferably, the two layers of the second waterproof layers are overlapped at the joint of the vertical face and the plane of the box body, the edge of the lower layer of the second waterproof layer on the plane is connected with the plane through a fastener, and the upper layer of the second waterproof layer on the vertical face extends to the plane and covers the fastener.

Preferably, the second waterproof layer is arranged at the internal corner and the external corner, and the fourth waterproof layer is arranged on the second waterproof layer.

In addition, the construction method of the waterproof roof comprises the following steps:

coating a first waterproof layer on the outer surface of the box body, and mutually splicing the box bodies to form a roof;

coating second waterproof layers on the outer surfaces of the first waterproof layers of the two adjacent box bodies, wherein the overlapping positions of the two adjacent second waterproof layers and the joint positions between the two adjacent first waterproof layers are staggered;

when the waterproof roof is moved to another position, the second waterproof layer is firstly cut along the joint of the box body, after the waterproof roof is moved to the corresponding position, the third waterproof layer is coated on the outer surface of the cut of the second waterproof layer, and the overlapping positions of the adjacent two third waterproof layers and the overlapping positions between the adjacent two second waterproof layers are arranged in a staggered mode.

Preferably, after the second waterproof layer is laid, the second waterproof layer is laid for 15-30 minutes, and then adjacent second waterproof layers are connected.

Preferably, the welding width between the second waterproof layer and the third waterproof layer is larger than or equal to 25mm through hot air welding.

Preferably, the T-joint is formed when the third waterproof layer is laid, and the T-joint is treated as follows: cutting in the region with the radial distance of 15cm, cutting the front end of the welding line into an inclined plane, and welding a circular waterproof layer with the diameter of more than or equal to 15cm on the T-shaped joint.

The technical scheme of the application has the following advantages:

1. in the waterproof roofing that this application provided, the roofing is formed by independent box concatenation, can disassemble the box into independent module in the transportation to the transportation of being convenient for. When the roof is built, the box bodies are spliced with each other, so that the roof is very simple, convenient and quick. The first waterproof layer helps to prevent water from entering the box during transportation and building a roof, and durability of the box is improved. The seam between the first waterproof layers is easiest to permeate water, rainwater is prevented from flowing in from the seam by wrapping the second waterproof layer at the seam, the seam between the second waterproof layer and the first waterproof layer is arranged in a staggered mode, rainwater is prevented from approaching the seam of the first waterproof layer, and the waterproof performance of a roof is improved. When the house is required to be transferred from an original building position to another building position, the second waterproof layer is cut, the box body can be disassembled into an independent module for convenient transportation, the second waterproof layer is not required to be uncovered, and the waterproof effect of the second waterproof layer on other parts is not influenced. And after the box body is spliced again, a third waterproof layer is paved at the incision, and the third waterproof layer prevents water from flowing in from the incision. The method of disassembling, transferring and re-constructing is very rapid, and the second waterproof layer and the third waterproof layer are used for respectively waterproof at different positions, so that the waterproof performance of the roof after disassembling, transferring and constructing is prevented from being reduced.

2. In the waterproof roofing that this application provided, adopt thermoplastic polyolefin waterproofing membrane as the material of second waterproof layer and third waterproof layer, not only help improving the waterproof nature of roofing, can not influence the gas permeability yet, help the circulation of indoor air.

3. In the waterproof roofing that this application provided, inject overlap joint distance between the second waterproof layer, improve welding precision, help improving stability and waterproof nature of second waterproof layer junction. Specific construction modes are adopted aiming at special positions such as the joint position of the plane and the vertical face, the internal corner, the external corner and the like, so that the waterproofness of the special positions is improved.

4. In the construction method of the waterproof roof provided by the application, when a house needs to be transferred from an original construction position to another construction position, the second waterproof layer is cut, the box body can be disassembled into an independent module, so that the transportation is convenient, the second waterproof layer does not need to be uncovered, and the waterproof effect of the second waterproof layer on other parts is not influenced. And after the box body is spliced again, a third waterproof layer is paved at the incision, and the third waterproof layer prevents water from flowing in from the incision. The method of disassembling, transferring and re-constructing is very rapid, and the second waterproof layer and the third waterproof layer are used for respectively waterproof at different positions, so that the waterproof performance of the roof after disassembling, transferring and constructing is prevented from being reduced.

5. In the construction method of the waterproof roof provided by the application, the second waterproof layer is laid and then placed for 15-30 minutes, so that the internal stress of the waterproof material is fully released, and wrinkling during welding is avoided. Specific construction modes are adopted for the T-shaped joint, so that the waterproof performance of the T-shaped joint is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other 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 overall structure of a roof frame according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of the case and the first waterproof material in the embodiment of the present application;

fig. 3 is a schematic structural diagram of the second waterproof layer after the second waterproof layer is laid in the embodiment of the present application;

fig. 4 is a schematic structural view of the second waterproof layer in the embodiment of the present application after being cut;

fig. 5 is a schematic structural diagram of the third waterproof layer after the third waterproof layer is laid in the embodiment of the present application;

FIG. 6 is a schematic view of a junction between a plane and an elevation in the embodiment of the present application;

FIG. 7 is a second schematic view of a junction between a plane and an elevation in an embodiment of the present application;

FIG. 8 is a schematic diagram III of a junction between a plane and an elevation in an embodiment of the present application;

FIG. 9 is a schematic view of the structure at the external corner in an embodiment of the present application;

fig. 10 is a schematic view of the structure at the internal corner in the embodiment of the present application.

Reference numerals illustrate: 1. a case; 2. a first waterproof layer; 3. a second waterproof layer; 4. a third waterproof layer; 5. a fourth waterproof layer; 6. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; 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 terms in this application will be understood by those of ordinary skill in the art in a specific context.

Example 1

As shown in fig. 1 to 5, the waterproof roof provided in this embodiment includes a plurality of boxes 1, a first waterproof layer 2, a second waterproof layer 3, and a third waterproof layer 4.

Wherein a plurality of boxes 1 are independent and can be mutually spliced, and a plurality of boxes 1 are mutually spliced to form a roof. Before the box 1 leaves factory, wrap up first waterproof layer 2 at the surface of box 1, transport the box 1 that has the cladding of first waterproof layer 2 to the destination after, wrap up second waterproof layer 3 at least at the surface of the first waterproof layer 2 of two adjacent boxes 1 again, second waterproof layer 3 overlap joint in proper order is waterproof to the roofing, and overlap joint position and the seam position dislocation set between two adjacent first waterproof layers 2 of two adjacent second waterproof layers 3. The third waterproof layers 4 are at least coated on the outer surfaces of the second waterproof layers 3 of the two adjacent boxes 1, and the overlapping positions of the two adjacent third waterproof layers 4 and the overlapping positions between the two adjacent second waterproof layers 3 are staggered.

The waterproof roof provided in this embodiment 1 is formed by splicing independent boxes 1, and the boxes 1 can be disassembled into independent modules in the transportation process, so that the transportation is convenient. When the roof is built, the box bodies 1 are spliced with each other, so that the method is very simple, convenient and quick. The first waterproof layer 2 helps to prevent water from entering the tank 1 during transportation and when the roof is built, and improves durability of the tank 1. The seam between the first waterproof layers 2 is easiest to permeate water, the second waterproof layer 3 is coated at the seam to prevent rainwater from flowing in from the seam, and the seam between the second waterproof layer 3 and the first waterproof layer 2 is arranged in a staggered mode to prevent rainwater from approaching the seam of the first waterproof layer 2, so that the waterproof performance of a roof can be improved.

When the house needs to be transferred from an original building position to another building position, the second waterproof layer 3 is cut, the box body 1 can be disassembled into an independent module for convenient transportation, the second waterproof layer 3 does not need to be uncovered, and the waterproof effect of the second waterproof layer 3 on other parts is not affected. After the box body 1 is spliced again, a third waterproof layer 4 is paved at the incision, and the third waterproof layer 4 prevents water from flowing in from the incision. The disassembling, transferring and re-constructing modes are very rapid, the second waterproof layer 3 and the third waterproof layer 4 are used for respectively waterproof at different positions, and waterproof performance of the roof after disassembling, transferring and re-constructing is prevented from being reduced.

Example 2

As a further modification of example 1, as shown in fig. 1 to 10, the second waterproof layer 3 and the third waterproof layer 4 are made of thermoplastic polyolefin-based waterproof rolls. The long side overlap width of the second waterproof layer 3 is 120mm, the short side overlap width is 80mm, and the second waterproof layer 3 is connected with the box body 1 through a fastener at a position 30mm away from the edge of the second waterproof layer 3. In particular, the fastener of the present embodiment is preferably a bolt 6.

In the waterproof roof provided by the embodiment, the thermoplastic polyolefin waterproof coiled material is used as the material of the second waterproof layer 3 and the third waterproof layer 4, so that the waterproof performance of the roof is improved, the air permeability is not influenced, and the ventilation of indoor air is facilitated. And the lap joint distance between the second waterproof layers 3 is limited, so that the welding precision is improved, and the stability and the waterproof performance of the joint of the second waterproof layers 3 are improved.

At the junction of the vertical face and the plane of the box body 1, for example, parapet walls, skylights, fan holes, high-low span positions and the like adopt different structures according to different conditions. When the elevation is higher than 300mm or is positioned in a typhoon zone, adopting the structure of fig. 6 or 7, in fig. 7, the second waterproof layer 3 extends from the self-standing surface to the plane, is fixed on the plane through a fastener, and then the fourth waterproof layer 5 is covered on the fastener; in fig. 6, two second waterproof layers 3 are respectively disposed on a vertical surface and a plane, the second waterproof layer 3 on the plane is overlapped above the second waterproof layer 3 on the vertical surface, a fastener sequentially penetrates through the two second waterproof layers 3 and is fixed on the plane, and a fourth waterproof layer 5 is covered on the fastener. When the elevation height is less than or equal to 300mm, the structure of fig. 8 is adopted, the two layers of second waterproof layers 3 are overlapped at the joint of the elevation and the plane of the box body 1, the edge of the lower layer of second waterproof layer 3 positioned on the plane is connected with the plane through a fastener, and the upper layer of second waterproof layer 3 on the elevation extends to the plane and covers the fastener.

The second waterproof layers 3 are arranged at the internal corners and the external corners, only one second waterproof layer 3 can be arranged at the internal corners and the external corners, as shown in fig. 9, different second waterproof layers 3 can be paved on the plane and the vertical surface, and as shown in fig. 10, a fourth waterproof layer 5 is paved on the second waterproof layer 3 at the positions corresponding to the internal corners and the external corners. Specific construction modes are adopted aiming at special positions such as the joint position of the plane and the vertical face, the internal corner, the external corner and the like, so that the waterproofness of the special positions is improved.

Example 3

The embodiment provides a construction method of a waterproof roof, which comprises the following steps:

the outer surface of the box body 1 is coated with a first waterproof layer 2 (shown in figure 2), and the box bodies 1 are spliced with each other to form a roof;

the outer surfaces of the first waterproof layers 2 of the two adjacent box bodies 1 are coated with second waterproof layers 3 (shown in fig. 3), and the overlapping positions of the two adjacent second waterproof layers 3 and the joint positions between the two adjacent first waterproof layers 2 are arranged in a staggered manner;

when the waterproof roof needs to be moved to another position, the second waterproof layer 3 is firstly cut along the joint of the box body 1 (as shown in fig. 4); after moving to the corresponding position, the third waterproof layer 4 is wrapped along the outer surface of the incision of the second waterproof layer 3 (as shown in fig. 5), and the overlapping positions of two adjacent third waterproof layers 4 and the overlapping positions between two adjacent second waterproof layers 3 are staggered.

Example 4

This example was a further modification of example 3, in which after the second waterproof layer 3 was laid, it was left for 15 to 30 minutes, and then adjacent second waterproof layers 3 were joined. So as to fully release the internal stress of the waterproof material and avoid wrinkling during welding.

And the second waterproof layer 3 and the third waterproof layer 4 are welded by hot air, and the welding width is greater than or equal to 25mm. The connection stability and the anti-wind uncovering capability between the waterproof layers are improved.

When the third waterproof layer 4 is laid, a T-shaped joint is formed, and the T-shaped joint is processed as follows: cutting in the region with the radial distance of 15cm, cutting the front end of the welding line into an inclined plane, and welding a circular waterproof layer with the diameter of more than or equal to 15cm on the T-shaped joint. Specific construction modes are adopted for the T-shaped joint, so that the waterproof performance of the T-shaped joint is improved.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While nevertheless, obvious variations or modifications may be made to the embodiments described herein without departing from the scope of the invention.

Claims

1. A waterproof roofing, comprising:

a plurality of independent and mutually spliced box bodies (1);

the first waterproof layer (2) is coated on the outer surface of the box body (1);

the second waterproof layers (3) are at least coated on the outer surfaces of the first waterproof layers (2) of the adjacent two box bodies (1), and the lap joint positions of the adjacent two second waterproof layers (3) and the joint positions between the adjacent two first waterproof layers (2) are arranged in a staggered mode;

the third waterproof layers (4), the third waterproof layers (4) are at least coated on the outer surfaces of the second waterproof layers (3) of the adjacent two box bodies (1), and the overlapping positions of the adjacent two third waterproof layers (4) and the overlapping positions of the adjacent two second waterproof layers (3) are arranged in a staggered mode.

2. The waterproof roof according to claim 1, characterized in that the second waterproof layer (3) and the third waterproof layer (4) are thermoplastic polyolefin-based waterproof rolls.

3. The waterproof roof according to claim 1, characterized in that the second waterproof layer (3) has a long side overlap width of 120mm and a short side overlap width of 80mm, and is connected to the box (1) by fasteners at a distance of 30mm from the edge of the second waterproof layer (3).

4. A waterproof roof according to any one of claims 1-3, characterized in that at the junction of the elevation and the plane of the box (1), the second waterproof layer (3) extends from the free-standing surface to the plane and is fixed to the elevation or the plane by means of a fastener covered by a fourth waterproof layer (5); or in the joint of the vertical face and the plane of the box body (1), two second waterproof layers (3) are respectively arranged on the vertical face and the plane and are mutually overlapped, a fastener sequentially penetrates through the two second waterproof layers (3) and is fixed with the vertical face or the plane, and a fourth waterproof layer (5) is covered on the fastener.

5. A water-proof roof according to any one of claims 1-3, characterized in that two layers of the second water-proof layer (3) overlap at the junction of the elevation and the plane of the box (1), the edge of the lower layer of the second water-proof layer (3) on the plane is connected with the plane by a fastener, and the upper layer of the second water-proof layer (3) on the elevation extends to the plane and covers the fastener.

6. A water-resistant roof according to any one of claims 1-3, characterised in that the second water-resistant layer (3) is provided at the inside and outside corners, and that the second water-resistant layer (3) is provided with a fourth water-resistant layer (5).

7. The construction method of the waterproof roof is characterized by comprising the following steps of:

coating a first waterproof layer (2) on the outer surface of the box body (1), and mutually splicing the box bodies (1) to form a roof;

coating the outer surfaces of the first waterproof layers (2) of the two adjacent box bodies (1) with second waterproof layers (3), wherein the overlapping positions of the two adjacent second waterproof layers (3) and the joint positions between the two adjacent first waterproof layers (2) are staggered;

when the waterproof roof is moved to another position, the second waterproof layer (3) is firstly cut along the joint of the box body (1), after the waterproof roof is moved to the corresponding position, the third waterproof layer (4) is coated on the outer surface of the cut of the second waterproof layer (3), and the overlapping positions of two adjacent third waterproof layers (4) and the overlapping positions between two adjacent second waterproof layers (3) are arranged in a staggered mode.

8. The method of construction of a water-resistant roof according to claim 7, characterized in that after laying the second water-resistant layer (3), it is left for 15-30 minutes and then the adjacent second water-resistant layers (3) are connected.

9. The method for constructing a waterproof roof according to claim 7, wherein the welding width between the second waterproof layer (3) and the third waterproof layer (4) is greater than or equal to 25mm by hot air welding.

10. A method of constructing a water-resistant roof according to any one of claims 7 to 9, characterised in that a T-joint is formed when the third water-resistant layer (4) is laid, the T-joint being treated as follows: cutting in the region with the radial distance of 15cm, cutting the front end of the welding line into an inclined plane, and welding a circular waterproof layer with the diameter of more than or equal to 15cm on the T-shaped joint.