CN217079438U

CN217079438U - Roof ventilating device adopting split type ventilating pipes

Info

Publication number: CN217079438U
Application number: CN202123148084.8U
Authority: CN
Inventors: 李宗意; 苏寄兴; 王猛; 王春雁; 陈彤瑾; 岳海生
Original assignee: Beijing No 3 Construction Engineering Co Ltd
Current assignee: Beijing No 3 Construction Engineering Co Ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-07-29
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses an adopt ventilative device of roofing of split type permeability cell, roofing include by supreme roofing structural slab, heat preservation, the layer of looking for the slope, waterproof layer, the roofing surface course of including in proper order down, adopt the ventilative device of roofing of split type permeability cell to include: the ventilation pipe comprises a ventilation pipe body, a ventilation pipe base and a ventilation pipe sleeve, wherein the ventilation pipe body is of a vertically arranged tubular structure, the bottom of the ventilation pipe body is embedded in a heat preservation layer, a roof surface layer on the upper portion of the ventilation pipe body is fixed through the ventilation pipe base, the exposed end of the top of the ventilation pipe body is detachably connected with the ventilation pipe sleeve sleeved on the outer side of the top of the ventilation pipe body, and a plurality of exhaust holes are formed in the lower portion of the ventilation pipe body. The utility model discloses a device adopts split type permeability cell, through the rear-mounted mode of construction who inserts the permeability cell after heat preservation and upper portion are looked for the slope layer construction and are accomplished, has solved the condition that the permeability cell location is inaccurate, construction disturbance, highly unsatisfied standard requirement, and the permeability cell sleeve pipe is to effective protection of exposure permeability cell and rain-proof carminative effect, and the permeability cell sleeve pipe can be dismantled.

Description

Roof ventilating device adopting split type ventilating pipes

Technical Field

The utility model relates to a building roofing construction technical field, concretely relates to adopt ventilative device of roofing of split type permeability cell.

Background

In the construction of building roofs, the upright roof heat-insulating layer and the slope finding layer are sealed at the lower part by roof water resistance to form a closed space, the interior of the closed space is influenced by the external environment, and the water in the interior of the closed space can form gas expansion under the high-temperature environment to destroy the roof waterproof layer and the roof surface layer.

In order to solve the problem of the emission of water vapor in the middle of the air-proof layer of the upright roof, air vents are usually arranged on the roof to exhaust according to the specification so as to eliminate the unfavorable damage caused by the expansion of the water vapor in the air-proof layer. However, the conventional vent hole is arranged at present, after the construction of the roof heat-insulating layer is finished, the vent hole of the finished roof is buried in the heat-insulating layer, the vent hole is fixed along with the construction of the upper slope-finding layer and the surface layer, the vent pipe is wrapped during later waterproof construction, and a waterproof protective layer is arranged outside the vent pipe.

Because the time for embedding the finished roof air holes is short, the subsequent construction can disturb and pollute the embedded roof air holes, certain difficulty is brought to the protection of the finished products, and the construction effect is not ideal. Meanwhile, most roof air vent devices are made of metal (or non-metal) products, the length and the size are uniformly customized, and the thickness of a roof is increased after the individual roof part is changed due to the considered or non-artificial factors such as design change and the like, so that the length of the air vent pipe cannot meet the standard requirement, and certain influence is caused on the construction quality.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adopt ventilative device of roofing of split type permeability cell to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides an adopt ventilative device of roofing of split type permeability cell, the roofing is by supreme roofing structural slab, heat preservation, the layer of looking for the slope, waterproof layer, the roofing surface course of including in proper order down, and the ventilative device of roofing that adopts split type permeability cell includes: the ventilation pipe comprises a ventilation pipe body, a ventilation pipe base and a ventilation pipe sleeve, wherein the ventilation pipe body is of a vertically arranged tubular structure, the bottom of the ventilation pipe body is embedded in a heat preservation layer, a roof surface layer on the upper portion of the ventilation pipe body is fixed through the ventilation pipe base, the exposed end of the top of the ventilation pipe body is detachably connected with the ventilation pipe sleeve sleeved on the outer side of the top of the ventilation pipe body, and a plurality of exhaust holes are formed in the lower portion of the ventilation pipe body.

In a preferred embodiment, the vent pipe is made of a PVC pipe with the wall thickness not less than 2mm, a plurality of vent holes are arranged in the range of the heat preservation layer and the slope finding layer at the lower part of the vent pipe along the vertical direction, and four rows of vent holes are symmetrically arranged.

In a preferred embodiment, the vent pipe sleeve is a T-shaped structure formed by welding stainless steel, the vertical part of the vent pipe sleeve is communicated with the horizontal part, the length of the vent pipe sleeve is not less than 200mm, and the diameter of the vent pipe sleeve is greater than 20 mm.

In a preferred embodiment, the gas-permeable pipe base is a concrete base formed by pouring fine stone concrete, the lower part of the gas-permeable pipe base is of a cubic structure, the upper part of the gas-permeable pipe base is of a cylindrical structure, and a stainless steel flange is arranged at the top of the cylindrical structure.

In a preferred embodiment, the roofing waterproof roll of the waterproof layer is turned up along the ventilation pipe by not less than 250 mm.

In a preferred embodiment, the exposed end of the top of the vent pipe is connected with the vent pipe sleeve through a self-tapping screw, the bottom of the vent pipe sleeve is abutted against the top of the vent pipe base, and the abutted position is sealed by waterproof sealant.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the hole device adopts split type permeability cell, divide into the permeability cell of burying the heat preservation and the permeability cell base of the permeability cell sleeve pipe of exposing the roofing surface course and fixed permeability cell, the utility model discloses a rear-mounted construction mode who reinserts the permeability cell after heat preservation and upper portion are looked for the slope layer construction and are accomplished has solved the condition that the permeability cell location is inaccurate, construction disturbance, finished product pollution and highly unsatisfied standard requirement, and the permeability cell sleeve pipe is to the effective protection of the permeability cell of exposing and rain-proof carminative effect, and the permeability cell sleeve pipe can be dismantled, the later maintenance of being convenient for.

Drawings

Fig. 1 is a schematic view of an assembly structure of a roof ventilation device according to a preferred embodiment of the present invention.

Fig. 2 is a schematic structural view of a roof ventilating device according to a preferred embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of a roof ventilating device according to a preferred embodiment of the present invention.

Description of reference numerals:

1-a roofing structural panel; 2-insulating layer; 3-finding a slope layer; 4-waterproof layer; 5-roof surface layer; 6-ventilating pipe; 7-a gas-permeable tube base; 8-ventilation tube sleeve; 9-air vent; 10-stainless steel flange; 11-waterproof sealant; 12-self-tapping screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.

Example 1

As shown in fig. 1-3, the roof ventilating device of the present invention, which adopts the split-type ventilating pipes, comprises a roof structure plate 1, a heat preservation layer 2, a slope layer 3, a waterproof layer 4, and a roof surface layer 5 from bottom to top. The utility model discloses the ventilative device of roofing adopts split type permeability cell structure, including the permeability cell base 7 that buries the permeability cell 6 of heat preservation and expose the permeability cell sleeve pipe 8 of roofing and be used for fixed permeability cell. The ventilation pipe 6 is of a vertically-arranged tubular structure, the bottom of the ventilation pipe 6 is embedded in the heat preservation layer 2, the upper surface layer 5 of the ventilation pipe 6 is fixed through the ventilation pipe base 7, the exposed top end of the ventilation pipe 6 is fixedly connected with a ventilation pipe sleeve 8 which is sleeved on the outer side of the top of the ventilation pipe, and a plurality of exhaust holes 9 are formed in the lower portion of the ventilation pipe 6.

Further, the vent pipe 6 is made by the PVC pipe of wall thickness no less than 2mm, and the lower part of the vent pipe 6 is provided with a plurality of exhaust holes 9 along the vertical direction in the scope of the heat preservation layer 2 and the slope finding layer 3, and the exhaust holes 9 are symmetrically provided with four rows. The length of the air permeability pipes 6 is required to be not less than 250mm from the roof structure plate to the roof.

Further, the vent pipe sleeve 8 is the T font structure that the stainless steel welding formed, and the vertical portion and the horizontal part of vent pipe sleeve 8 are linked together, and the length of vent pipe sleeve 8 is not less than 200mm, and the diameter of vent pipe sleeve 8 is greater than the 6 diameter 20mm of vent pipe, and the vent pipe sleeve 8 of being convenient for is connected with 6 socket joint of vent pipe.

Further, in order to fix the permeability cell and protect the upturning waterproof coiled material, the permeability cell base 7 is a concrete base formed by pouring fine stone concrete, the lower part of the permeability cell base is of a cubic structure, the upper part of the permeability cell base is of a cylindrical structure, and the top of the cylindrical structure is provided with a stainless steel flange 10.

Furthermore, the exposed end of the top of the vent pipe 6 is fixedly connected with the vent pipe sleeve 8 through a self-tapping screw 12, the bottom of the vent pipe sleeve 8 is abutted against the top of the vent pipe base 7, and the abutted position is sealed by waterproof sealant 11.

Example 2

The utility model discloses a roof ventilation unit, look for behind the construction of slope layer 3 the completion waterproof construction on 2 and the upper portion of roof heat preservation before, set up the position of permeability cell 6 according to the standard requirement, then bore trompil to roof structure slab surface layer with water, with in the 6 patchholes of permeability cell, roof waterproofing membrane 13 turns over on the permeability cell 6 not less than 250mm, by fine stone concrete placement permeability cell base 7 after waterproof layer 4 construction is accomplished, permeability cell sleeve pipe 8 is connected with the 6 socket joint of exerted permeability cell, and it is fixed with self tapping screw 12, permeability cell sleeve pipe 8 seals with waterproof sealant 11 with lower part concrete base butt position, upper cover stainless steel flange 10 covers.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adopt ventilative device of roofing of split type permeability cell, roofing by supreme roofing structural slab (1), heat preservation (2), look for slope layer (3), waterproof layer (4), roofing surface course (5) of including in proper order down, its characterized in that: the roof ventilation device adopting the split ventilation pipes comprises: the ventilating pipe comprises a ventilating pipe (6), a ventilating pipe base (7) and a ventilating pipe sleeve (8), wherein the ventilating pipe (6) is of a vertically arranged tubular structure, the bottom of the ventilating pipe (6) is embedded in a heat preservation layer (2), the upper part of the ventilating pipe (6) goes out of a roof surface layer (5) and is fixed through the ventilating pipe base (7), the top exposed end of the ventilating pipe (6) is detachably connected with the ventilating pipe sleeve (8) which is sleeved on the outer side of the top of the ventilating pipe (6), and a plurality of exhaust holes (9) are formed in the lower part of the ventilating pipe (6).

2. The roof ventilation device adopting the split ventilation pipes as claimed in claim 1, is characterized in that: the ventilation pipe (6) is made of a PVC pipe with the wall thickness not less than 2mm, a plurality of exhaust holes (9) are formed in the lower portion of the ventilation pipe (6) in the range of the heat preservation layer (2) and the slope finding layer (3) along the vertical direction, and four rows of exhaust holes (9) are symmetrically formed.

3. The roof ventilating device adopting the split ventilating pipes as claimed in claim 2, wherein: the ventilation pipe casing pipe (8) is of a T-shaped structure formed by welding stainless steel, the vertical part of the ventilation pipe casing pipe (8) is communicated with the horizontal part, the length of the ventilation pipe casing pipe (8) is not less than 200mm, and the diameter of the ventilation pipe casing pipe (8) is greater than the diameter of the ventilation pipe (6) by 20 mm.

4. The roof ventilation device adopting the split ventilation pipes as claimed in claim 3, wherein: the gas-permeable pipe base (7) is a concrete base formed by pouring fine stone concrete, the lower part of the gas-permeable pipe base is of a cubic structure, the upper part of the gas-permeable pipe base is of a cylindrical structure, and a stainless steel flange (10) is arranged at the top of the cylindrical structure.

5. The roof ventilation device adopting the split ventilation pipes as claimed in claim 4, wherein: and the roof waterproof coiled material of the waterproof layer (4) turns upwards along the vent pipe (6) by not less than 250 mm.

6. The roof ventilation device adopting the split ventilation pipes as claimed in claim 5, wherein: the top exposed end of the vent pipe (6) is connected with the vent pipe sleeve (8) through a self-tapping screw (12), the bottom of the vent pipe sleeve (8) is abutted to the top of the vent pipe base (7), and the abutted position is sealed by a waterproof sealant (11).