CN211899296U

CN211899296U - Inverted roof double-exhaust system

Info

Publication number: CN211899296U
Application number: CN201922222200.2U
Authority: CN
Inventors: 黄伟良; 杨本雄; 宋玉雷
Original assignee: China MCC20 Group Corp Ltd
Current assignee: China MCC20 Group Corp Ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-11-10
Anticipated expiration: 2029-12-12

Abstract

The application provides a double exhaust system of inverted roofing belongs to drainage exhaust technical field. The double exhaust system of inversion formula roofing includes: the roof comprises a structural layer, a slope finding layer, a waterproof layer, a heat insulation layer and a protective layer from bottom to top in sequence; an exhaust pipeline communicated to the outside is arranged in the slope finding layer; a first exhaust pipe communicated to the outside is arranged in the heat preservation layer, and one end, far away from the heat preservation layer, of the first exhaust pipe is provided with a bend facing downwards; the exhaust pipeline is communicated with the inside of the first exhaust pipe. The application provides a two exhaust systems of inversion formula roofing can realize two exhaust through looking for the second blast pipe of vertically and horizontally staggered in the slope layer, exhaust riser and the first blast pipe in the heat preservation, and overall structure is simple, easily construction operation and to waterproof quality etc. obtain good control.

Description

Inverted roof double-exhaust system

Technical Field

The utility model belongs to the technical field of the drainage exhaust, concretely relates to two exhaust systems to inversion formula roofing.

Background

The inverted roof is a roof with hydrophobic heat-insulating material arranged on a waterproof layer, and the structure of the inverted roof is sequentially provided with a heat-insulating layer, the waterproof layer and a structural layer from top to bottom. In the prior art, the problems of cracking and damage of the roof caused by frost heaving of water, pressure of gas and the like exist frequently. Causing serious interference to the life of people and bringing economic loss to people.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a two exhaust systems of inversion formula roofing to solve among the prior art in the roofing the intraformational gas of heat preservation can not timely discharge, appear the roofing because the frost heaving of water and gaseous pressure etc. lead to the fracture scheduling problem of roofing.

The application provides a two exhaust systems of inversion formula roofing includes:

the roof comprises a structural layer, a slope finding layer, a waterproof layer, a heat insulation layer and a protective layer from bottom to top in sequence;

an exhaust pipeline communicated to the outside is arranged in the slope finding layer;

a first exhaust pipe communicated to the outside is arranged in the heat preservation layer, and one end, far away from the heat preservation layer, of the first exhaust pipe is provided with a bend facing downwards;

the exhaust pipeline is communicated with the inside of the first exhaust pipe.

Preferably, the exhaust pipeline comprises second exhaust pipes and exhaust stand pipes which are criss-cross on the slope finding layer, the exhaust stand pipes are basically vertically communicated with the second exhaust pipes, and the exhaust stand pipes are arranged at the intersection of the second exhaust pipes.

Preferably, the exhaust pipeline is made of PVC pipes.

Preferably, the distance reserved between two adjacent second exhaust pipes side by side is less than or equal to 6 meters.

Preferably, each of the second exhaust ducts is provided with through holes along the axial direction thereof at intervals of 1 to 2 meters.

Preferably, the vent stack is at least 0.3 meters higher than the protective layer.

Preferably, the first exhaust pipe is a hot-dip galvanized steel exhaust pipe with the diameter of 0.04 to 0.05 meter, and the first exhaust pipe is fixed in the heat-insulating layer for at least 0.02 meter.

Preferably, the riser pipe extends coaxially into the first exhaust pipe.

Preferably, first exhaust pipe with be provided with waterproofing membrane between the exhaust riser, just waterproofing membrane is higher than the distance is predetermine to the heat preservation, just waterproofing membrane is sealed through pitch sealing compound.

Preferably, a water stop ring is arranged in the heat insulation layer, and the water stop ring is arranged on the first exhaust pipe in a sealing manner.

The application has the following beneficial effects:

the application provides a two exhaust systems of inversion formula roofing can realize two exhaust through looking for the second blast pipe of vertically and horizontally staggered in the slope layer, exhaust riser and the first blast pipe in the heat preservation, and overall structure is simple, easily construction operation and to waterproof quality etc. obtain good control.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of an inverted roof double exhaust system according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view at a-a in fig. 1.

The building comprises a structural layer, a slope finding layer, a heat insulation layer, a protective layer, a waterproof layer, a second exhaust pipe, a vertical exhaust pipe, a first exhaust pipe, a waterproof coiled material and a water stop ring, wherein the structural layer is 1, the slope finding layer is 2, the heat insulation layer is 3, the protective layer is 4, the waterproof layer is 5, the second exhaust pipe is 6, the vertical exhaust pipe is 7, the first exhaust pipe is.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.

As shown in fig. 1 and 2, the present application provides an inverted roof double exhaust system, wherein a reinforced concrete structure layer 1, a slope layer 2, a waterproof layer 5, an insulating layer 3 and a protective layer 4 are sequentially arranged in a roof of a house, and the roof is formed by compounding the layers. Water vapor is easy to remain in the slope finding layer 2, the flexible coiled material is enabled to bulge and crack, and an exhaust pipeline communicated to the outside is arranged in the slope finding layer 2; a first exhaust pipe 8 communicated to the outside is arranged in the heat preservation layer 3, and one end, far away from the heat preservation layer 3, of the first exhaust pipe 8 is provided with a downward bend; the exhaust duct is communicated with the first exhaust pipe 8.

The exhaust pipeline comprises second exhaust pipes 6 and exhaust stand pipes 7 which are criss-cross on the slope finding layer 2, the exhaust stand pipes 7 are basically vertically communicated with the second exhaust pipes 6, and the exhaust stand pipes 7 are arranged at the intersection of the second exhaust pipes 6. The criss-cross second exhaust pipes 6 arranged in the slope finding layer 2 help to exhaust gas in time, and the gas in the second exhaust pipes 6 is exhausted to the outside of the roof through the exhaust stand pipes 7.

In this embodiment, the exhaust duct is a PVC pipe. The PVC pipe is a polyvinyl chloride pipe and is generally used in various industries such as buildings.

In the embodiment, the distance reserved between two adjacent second exhaust pipes 6 is less than or equal to 6 meters. The purpose is for make on the roofing evenly distributed second blast pipe 6, make it form netted exhaust pipe that distributes, make exhaust effect good. Each of the second exhaust pipes 6 is provided with through holes along the axial direction thereof at an interval of 1 to 2 meters, the diameter of the through holes is about 5 millimeters, it should be understood that a plurality of through holes are provided along the circumferential direction of the second exhaust pipe 6, and each through hole realizes the gas entering the second exhaust pipe 6.

The accumulated water in the heat preservation layer 3 is vaporized and expanded at high temperature, and is discharged everywhere, so that the protective layer 4 on the upper part of the heat preservation layer 3 can be damaged, and the upper arch of the protective layer is cracked. Aiming at the heat preservation layer 3, the first exhaust pipe 8 is a hot-dip galvanized steel exhaust pipe with the diameter of 0.04-0.05 m, and the first exhaust pipe 8 is fixed in the heat preservation layer 3 for at least 0.02 m. The vapor in the heat preservation 3 is discharged through this galvanized steel blast pipe to guarantee the integrality of the 3 superstructure of heat preservation, reach the effect of two exhausts. The riser 7 is at least 0.3 m higher than the protective layer 4. And fine aggregate concrete is arranged in the circumferential direction of the first exhaust pipe 8 extending out of the protective layer 4 to be piled up so as to fix the first exhaust pipe 8.

In this embodiment, the outer wall of each of the extended exhaust pipes is provided with a waterproof layer 5 and a waterproof additional layer for preventing external air or rainwater from entering the pipe.

In the present exemplary embodiment, the exhaust gas stand pipe 7 extends coaxially into the first exhaust gas pipe 8. First exhaust pipe 8 with be provided with waterproofing membrane 9 between the exhaust riser 7, just waterproofing membrane 9 is higher than 3 predetermined distances of heat preservation, just waterproofing membrane 9 is sealed through pitch sealant. The waterproof coiled material 9 is arranged between the slope finding layer 2 and the heat preservation layer 3 at the same time, so that the permeation of upper water is prevented. The riser 7 of setting is fixed in looking for slope layer 2, so must make waterproofing membrane 9 offer through the through-hole of riser 7, in order to guarantee its waterproof leakproofness, will waterproofing membrane 9 is pulled up and is located in the first blast pipe 8 to adopt the sealed implementation of pitch sealing compound sealed, make heat preservation 3 separate with looking for slope layer 2.

In this embodiment, a water stop ring 10 is disposed in the heat insulating layer 3, and the water stop ring 10 is hermetically sleeved on the first exhaust pipe 8. A gap exists between the first exhaust pipe 8 and the surrounding roof, and liquid can flow along the pipe wall of the first exhaust pipe 8, so that the water stop ring 10 is arranged on the outer wall of the first exhaust pipe 8, and the liquid can be effectively prevented from flowing.

The application provides a two exhaust systems of inversion formula roofing can realize two exhaust through looking for the second blast pipe 6 of vertically and horizontally staggered in the slope layer 2, exhaust riser 7 and the first blast pipe 8 in the heat preservation 3, and overall structure is simple, easily construction operation and to obtaining good control to waterproof quality etc..

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. An inverted roofing dual exhaust system, comprising:

the exhaust pipeline is communicated with the inside of the first exhaust pipe.

2. The inverted roofing dual exhaust system of claim 1, wherein the exhaust duct comprises second exhaust pipes and vertical exhaust pipes criss-crossed on the slope layer, the vertical exhaust pipes are substantially vertically communicated with the second exhaust pipes, and the vertical exhaust pipes are disposed at intersections of the second exhaust pipes.

3. The inverted roofing dual exhaust system of claim 1 or 2 wherein the exhaust duct is a PVC pipe.

4. The inverted roofing dual exhaust system of claim 2, wherein a distance reserved between two side-by-side adjacent second exhaust pipes is less than or equal to 6 meters.

5. The inverted roofing dual exhaust system of claim 2 or 4, wherein each of the second exhaust ducts has through holes spaced 1 to 2 meters apart along its axial direction.

6. The inverted roofing dual exhaust system of claim 2 wherein the exhaust stack is at least 0.3 meters higher than the protective layer.

7. The inverted roofing dual exhaust system of claim 2 wherein the first exhaust duct is a galvanized steel exhaust duct having a diameter of 0.04 to 0.05 meters and is secured to the insulation layer for at least 0.02 meters.

8. The inverted roofed dual exhaust system of claim 2, wherein the stack extends coaxially into the first exhaust pipe.

9. The inverted roofing dual exhaust system of claim 8, wherein a waterproof roll is disposed between the first exhaust pipe and the exhaust riser, and the waterproof roll is a predetermined distance above the insulation layer and is sealed with asphalt sealant.

10. The inverted roofing dual exhaust system of claim 1 wherein a water stop ring is disposed within the insulation layer, the water stop ring sealing boot being disposed on the first exhaust pipe.