CN116876759A - Roof structure with three-time drainage and construction method thereof - Google Patents
Roof structure with three-time drainage and construction method thereof Download PDFInfo
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- CN116876759A CN116876759A CN202310890525.6A CN202310890525A CN116876759A CN 116876759 A CN116876759 A CN 116876759A CN 202310890525 A CN202310890525 A CN 202310890525A CN 116876759 A CN116876759 A CN 116876759A
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- 238000010276 construction Methods 0.000 title claims abstract description 49
- 239000010410 layer Substances 0.000 claims abstract description 195
- 239000002344 surface layer Substances 0.000 claims abstract description 27
- 239000010426 asphalt Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000004321 preservation Methods 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 102
- 238000001914 filtration Methods 0.000 claims description 28
- 210000002221 olecranon process Anatomy 0.000 claims description 12
- 238000013461 design Methods 0.000 claims description 4
- 238000009417 prefabrication Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 18
- 239000004567 concrete Substances 0.000 description 11
- 238000009413 insulation Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000002955 isolation Methods 0.000 description 7
- 239000003973 paint Substances 0.000 description 7
- 230000007774 longterm Effects 0.000 description 5
- 230000032683 aging Effects 0.000 description 4
- 239000011150 reinforced concrete Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229920001059 synthetic polymer Polymers 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- -1 is tilted Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/0404—Drainage on the roof surface
- E04D13/0409—Drainage outlets, e.g. gullies
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
- E04D13/1606—Insulation of the roof covering characterised by its integration in the roof structure
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
- E04D13/1687—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure the insulating material having provisions for roof drainage
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/0404—Drainage on the roof surface
- E04D13/0409—Drainage outlets, e.g. gullies
- E04D2013/0413—Strainers for drainage outlets
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/0404—Drainage on the roof surface
- E04D13/0409—Drainage outlets, e.g. gullies
- E04D2013/0422—Drainage outlets, e.g. gullies for draining water above the roof level, e.g. gullies with overflow ports
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
- E04D13/0404—Drainage on the roof surface
- E04D13/0409—Drainage outlets, e.g. gullies
- E04D2013/0436—Drainage outlets, e.g. gullies with sealing means
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The invention discloses a roof structure with three times of drainage and a construction process thereof, wherein the roof structure comprises a roof body, and the roof body at least comprises a surface layer, a waterproof layer, a heat preservation layer and a slope finding layer from top to bottom, and also comprises a rainwater hopper structure penetrating through the roof body; the surface layer and the waterproof layer incline towards the rainwater hopper structure respectively to form a first drainage path and a second drainage path, a non-cured rubber asphalt layer is formed between the slope finding layer and the heat insulating layer, and a third drainage path is formed on the slope finding layer by the non-cured rubber asphalt layer; from top to bottom, the rainwater hopper body at least comprises two layers of collection cavities pre-buried in the roof structure, a disc-shaped collection cavity positioned on the upper layer and a bowl-shaped collection cavity positioned on the lower portion are formed respectively, and the disc-shaped collection cavity and the bowl-shaped collection cavity are respectively poured between the waterproof layer and the heat preservation layer and in the slope finding layer.
Description
Technical Field
The invention relates to the technical field of roof waterproof structures, in particular to a roof structure with three times of drainage and a construction method thereof.
Background
The vertical rainwater hopper is mainly used for indoor buildings, such as shops and the like, penetrates through a roof structure, and is vertically assembled in an indoor space to drain water. The vertical rainwater hopper in the prior art mainly realizes roof waterproof through twice waterproofing, and is specifically: firstly, the waterproof coiled material of the roof extends to form a guide surface, the waterproof coiled material stretches into a water falling opening, and then when water is discharged, the waterproof coiled material can drive rainwater edges of the roof to realize the water prevention of the roof top layer, then a step structure is formed on a mortar layer, and the like, so that water on the waterproof coiled material and water on the mortar layer flow into the water falling opening to realize rainwater collection. In this way, the coiled material is easy to accumulate and seep water, so that the coiled material bulges to influence the use, and meanwhile, a rain bucket in the roof structure is a part of a drainage system of the building roof, and is arranged at the inlet of roof rainwater entering a rain water pipeline from a gutter, so that the rainwater of the building roof can be quickly discharged to a rain drop pipeline, and adverse effects such as building water leakage and potential safety hazards caused by roof ponding are avoided. However, the aging failure of the roof surface layer after long-term use of the roof can further cause leakage problems. Thus, there is a need for a roofing construction that has good waterproofing.
Disclosure of Invention
The invention aims to provide a roof structure with three times of drainage and a construction method thereof, which realize the three times of drainage and prolong the service life of the roof structure. The roof structure has good waterproof effect, and can well solve the leakage problem caused by aging of the roof.
In order to achieve the technical effects, the invention is realized by the following technical means.
On one hand, the invention discloses a roof structure with three times of drainage, which comprises a roof body, wherein the roof body at least comprises a surface layer, a waterproof layer, a heat preservation layer and a slope finding layer from top to bottom, and also comprises a rainwater hopper structure penetrating through the roof body;
the surface layer and the waterproof layer incline towards the rainwater hopper structure respectively to form a first drainage path and a second drainage path, a non-cured rubber asphalt layer is formed between the slope finding layer and the heat insulating layer, and a third drainage path is formed on the slope finding layer by the non-cured rubber asphalt layer;
from top to bottom, the rainwater hopper body at least comprises two layers of collection cavities pre-buried in the roof structure, a disc-shaped collection cavity positioned on the upper layer and a bowl-shaped collection cavity positioned on the lower portion are formed respectively, and the disc-shaped collection cavity and the bowl-shaped collection cavity are respectively poured between the waterproof layer and the heat preservation layer and in the slope finding layer.
As a further improvement of the invention, a drain pipe is formed in the rainwater hopper body, the disc-shaped collecting cavity and the bowl-shaped collecting cavity form a drainage path facing the drain pipe, and the tail end of the drainage path is communicated with the drain pipe through a first water passing hole.
As a further improvement of the invention, a first water filtering plate is formed at the bottom of the disc-shaped collecting cavity, the bowl-shaped collecting cavity extends towards the rainwater hopper structure to form a second water filtering plate, one side of the first water filtering plate is connected with one side of the second water filtering plate through the rainwater hopper structure, and the other side of the first water filtering plate is connected with the other side of the second water filtering plate through the isolating net to form a filtering cavity.
As a further improvement of the invention, the second water filtering plate and the bowl-shaped collecting cavity form a gap positioned in the rainwater hopper structure, and water seepage in the second water filtering plate flows into the rainwater hopper body along the gap.
As a further development of the invention, the bowl-shaped collecting chamber ends extend towards the slope-finding layer, forming a olecranon structure which allows water in the bowl-shaped collecting chamber to be trapped in the collecting chamber.
As a further development of the invention, the dish-shaped collecting chamber is provided with a cover which forms a support surface for the support of the surface layer.
On the other hand, the invention also discloses a construction method of the roof structure with the three-time drainage, which comprises the following steps:
s1) pouring a bowl-shaped collecting cavity: placing the rainwater hopper body at a set position, pouring a slope finding layer, and enabling a bowl-shaped collecting cavity to be locally poured at the set height of the slope finding layer according to design, wherein the upper surface of the slope finding layer forms a guide path towards the rainwater hopper body;
s2) construction of a non-cured rubber asphalt layer: constructing a non-cured rubber asphalt layer on the slope finding layer to the lower skin of the disc-shaped collecting cavity, wherein the non-cured rubber asphalt layer extends towards the rainwater hopper body to form a third drainage path;
s3) construction of an insulating layer: constructing an insulating layer on the non-cured rubber asphalt layer, and enabling the upper surface of the insulating layer to be equal to the upper surface of the disc-shaped collecting cavity in height, so that the disc-shaped collecting cavity is locally pre-buried in a set position of the insulating layer;
s4) waterproof layer construction: laying a waterproof layer along the upper surface of the heat preservation layer, so that the closing-in of the waterproof layer is positioned in the disc-shaped collecting cavity to form a second drainage path;
s5) surface layer construction: and (3) adding an inclined strut on the disc-shaped collecting cavity, using the inclined strut as a supporting surface to assemble a surface cover, using the surface cover as a supporting surface, and paving an inclined surface layer of the downward rainwater hopper structure to form a first drainage path.
As a further improvement of the invention, in the casting of the bowl-shaped collecting cavity in the step S1), specifically, the olecranon structure of the bowl-shaped collecting cavity is cast in the slope finding layer.
As a further improvement of the invention, the invention also comprises the construction of a slope finding layer, which comprises the following concrete steps: setting a slope finding line, and pouring and constructing layer by layer on the slope finding line to form a slope with five thousandths of gradient on the upper surface of the slope finding layer, wherein the height of the lower skin of the disc-shaped collecting cavity is used as the lowest point elevation of the slope finding layer.
As a further improvement of the invention, the invention also comprises prefabrication of the rain water bucket body, which is specifically as follows: prefabricating a rainwater hopper body with a bowl-shaped collecting cavity and a disc-shaped collecting cavity, and connecting the bowl-shaped collecting cavity and the disc-shaped collecting cavity by utilizing an isolating net to form a filter cavity.
The beneficial effects of the invention are as follows:
according to the invention, the improved rain water bucket structure is matched with the structure of the roof body, so that three layers of secondary drainage paths are formed in the roof body, and even if water drops infiltrate, the water drops can flow into the rain water bucket structure through the secondary drainage paths to be discharged.
According to the invention, as the pouring type assembly of the rain water bucket is performed, the secondary blocking of the later-stage hanging die is avoided due to the disposable pouring with the structural plate during construction, the construction difficulty is reduced, the requirement of green construction is met, the construction process is simple, the later-stage repair rate is low, and the method is safe and convenient.
In the invention, the multilayer waterproof arrangement effectively prevents the leakage problem of the roof after long-term use, and improves the quality of the roof.
Drawings
FIG. 1 is a schematic view of a roof construction with tertiary drainage in accordance with the present invention;
fig. 2 is a schematic structural view of the rain bucket body provided by the invention;
FIG. 3 is a flow chart of a construction process of a roof construction with three drains provided by the present invention;
in the figure:
100. a roofing body; 110. a surface layer; 120. a waterproof layer; 130. a heat preservation layer; 140. finding a slope layer; 150. a non-cured rubber asphalt layer; 160. the method comprises the steps of carrying out a first treatment on the surface of the 170. The method comprises the steps of carrying out a first treatment on the surface of the 200. A rain bucket structure; 210. a disc-shaped collection chamber; 211. a first water filtering plate; 212. a third water passing hole; 220. a bowl-shaped collection chamber; 221. a first water passing hole; 222. a second water filtering plate; 223. a olecranon structure; 230. an isolation net; 231. a second water passing hole; 240. a notch; 250. and (5) a face cover.
Detailed Description
The present invention will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present invention, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present invention by those skilled in the art.
Referring to fig. 1-3, the present invention discloses an aspect, the present invention discloses a roof structure with three drainage, comprising a roof body 100, from top to bottom, the roof body 100 at least comprises a surface layer 110, a waterproof layer 120, a heat insulation layer 130, a slope finding layer 140, and a rainwater hopper structure 200 penetrating the roof body;
in this embodiment, when the rain water bucket structure is designed, the rain water bucket structure and the roof structure are fully fused, specifically, the surface layer 110 and the waterproof layer 120 are inclined towards the rain water bucket structure 200 respectively to form a first drainage path and a second drainage path, so that the upper surfaces of the surface layer 110 and the waterproof layer 120 form inclined planes towards the rain water bucket structure to form the first drainage path and the second drainage path, and the inclination at this time is specifically a slope finding layer of five thousandths, in this embodiment, in order to avoid further water seepage of the slope finding layer and the lower layer, a non-cured rubber asphalt layer 150 is formed between the slope finding layer 140 and the heat insulation layer 130, and the non-cured rubber asphalt layer 150 forms a third drainage path on the slope finding layer 140; compared with the design of only having twice drainage paths in the prior art, the three-time drainage path is formed in the invention, so that water stretching into the roof structure can be discharged along the three-time drainage path, the leakage problem caused by ageing of the roof is solved, and the service life of the house is prolonged.
In order to further integrate with the roof structure and improve the waterproof effect, in the present invention, from top to bottom, the rain bucket body 200 at least includes two layers of collection chambers pre-buried in the roof structure, and a disc-shaped collection chamber 210 located at the upper layer and a bowl-shaped collection chamber 220 located at the lower layer are respectively formed, and the disc-shaped collection chamber 210 and the bowl-shaped collection chamber 220 are respectively poured between the waterproof layer 120 and the heat insulation layer 130, and in the slope finding layer 140. In the invention, the water is arranged in a pre-buried mode instead of being directly assembled, so that the firmness of the secondary drainage path and the rainwater hopper structure is ensured, and in specific use, three times of drainage are finished through three layers of diversion drainage, thereby effectively preventing and treating the leakage problem of the roof after long-term use. In this embodiment, the first drainage path is specifically a surface layer, collecting and draining water from the surface, the second drainage path is a waterproof coiled material path, the function of which is that the roof surface layer ages, and the third drainage path is specifically a flexible secondary drainage path formed by a non-cured rubber asphalt layer, and forms a slope on the slope finding layer, so that water under the heat insulation layer can flow out along the slope, and the flexibility of the water can be utilized when the structural board of the roof structure is slightly uneven, so that the structural board is prevented from being pulled apart, and further the invention effectively prevents the roof leakage problem after long-term use through the three-time diversion drainage.
In the invention, aiming at the rain bucket structure, two different modes are selected, namely, the dish-shaped collecting cavity is large in collecting surface, but shallow in depth, the bowl-shaped collecting cavity is small in collecting cavity, but deep in depth, so that rain water collecting cavities in different modes are formed, water seepage at the upper part is more, so that the dish-shaped collecting cavity 210 is selected, water seepage is collected in a large area as much as possible, water seepage at the lower part is less, but the dish-shaped collecting cavity can bear bearing when the upper part accidentally drops, and the like, so that the bowl-shaped collecting cavity 220 is deep in depth and is accommodated.
Specifically, a drain pipe is formed in the rainwater hopper body 200, the dish-shaped collecting cavity 210 and the bowl-shaped collecting cavity 220 form a drainage path towards the drain pipe, and the tail end of the drainage path is communicated with the drain pipe through the first water passing hole 221. In this embodiment, in order to realize drainage of rainwater and the like in the collection cavities, two collection cavities need to be drained into the drainage pipe, but in the invention, a mode that two collection cavities are drained through one water passing hole 221 is selected, leakage is left layer by layer, the arrangement of water passing holes on the drainage pipe is reduced, and the whole strength of the drainage pipe is improved.
Referring to the drawings, in the present invention, a first water filtering plate 211 is formed at the bottom of the disc-shaped collecting chamber 210, the bowl-shaped collecting chamber 220 extends toward the rainwater hopper structure to form a second water filtering plate 222, one side of the first water filtering plate 221 is connected with one side of the second water filtering plate 222 through the rainwater hopper structure 200, and the other side is connected with the other side through the isolation net 230 to form a filtering chamber. In this embodiment, the collection chamber bottom forms the drainage board for infiltration etc. gets into in the second drainage board 222 through first drainage board 221, then both are connected through the rainwater fill structure 200, form integral type structure, and use intensity is bigger.
In one embodiment, the second water filtering plate 222 and the bowl-shaped collecting cavity 210 form a gap 240 in the rain bucket structure 200, and the water seepage in the second water filtering plate 222 flows into the rain bucket body 200 along the gap 240. In this embodiment, utilize opening 240 to make local drain pipe by the cutting, then pass through the collection chamber and pass through for the drain pipe is from top to bottom again can be connected through the opening, and the opening can have cushioning effect to the drainage in the drain pipe, compares in the straight tube, and more drainage can be collected alone in its opening department, increases emission.
In one embodiment, the bowl-shaped collection chamber 220 ends extend inward of the hill-finding layer 140, forming a olecranon structure 223, the olecranon structure 223 allowing water within the bowl-shaped collection chamber 220 to be trapped within the collection chamber. In this embodiment, the added olecranon structure 223 partially isolates the top of the bowl-shaped collecting cavity 220 from the roof structure, particularly from the slope-finding layer 140, so that once an accident occurs, the water seeping into the bowl-shaped collecting cavity 220 cannot flow into the slope-finding layer outside the olecranon structure 223 through the bowl-shaped collecting cavity 220, and the slope-finding layer is protected.
In one embodiment, the dish-shaped collection chamber 210 is provided with a cover 250, and the cover 250 forms a support surface for supporting the facing 110. In this embodiment, the surface cover 250 is provided, and then the surface cover 250 is supported by a plurality of diagonal rods in the disc-shaped collecting cavity 210, and the surface cover 250 can be used as a supporting construction surface to support the surface layer.
On the other hand, the invention also discloses a construction method of the roof structure with the three-time drainage, which comprises the following steps:
s1) pouring of the bowl-shaped collection chamber 220: placing the rainwater hopper body 200 at a set position, pouring the slope finding layer 140, and enabling the bowl-shaped collecting cavity 220 to be locally poured at the set height of the slope finding layer 140 according to design, wherein a guide path facing the rainwater hopper body 200 is formed on the upper surface of the slope finding layer 140; the pouring construction at this time makes bowl-shaped collecting cavity 220 directly pour inside, has avoided the secondary shutoff of later stage hanging mould, has reduced the construction degree of difficulty, accords with green construction's requirement yet.
S2) construction of a non-cured rubber asphalt layer 150: constructing a non-cured rubber asphalt layer 150 on the slope finding layer 140 to the lower skin of the disc-shaped collecting cavity 210, wherein the non-cured rubber asphalt layer 150 extends towards the rainwater hopper body 200 to form a third drainage path; in the embodiment, the non-cured rubber asphalt is used as a third drainage path, and the low-temperature flexibility, the water channeling resistance and the ductility of the non-cured rubber asphalt are utilized to form good water resistance on the slope finding layer, so that the water seepage of the slope finding layer 140 and the slope finding coating layer formed by the slope finding layer is avoided, and the water resistance effect is ensured;
s3) construction of an insulating layer: constructing an insulating layer 130 on the non-cured rubber asphalt layer 150, and making the upper surface of the insulating layer 130 and the upper surface of the disc-shaped collecting cavity 210 have the same height, so that the disc-shaped collecting cavity 210 is locally pre-embedded in the set position of the insulating layer 130;
s4) construction of the waterproof layer 120: laying a waterproof layer 120 along the upper surface of the heat insulation layer 130, so that a closing-in of the waterproof layer 120 is positioned in the disc-shaped collecting cavity 210 to form a second drainage path; at this time, the heat insulation layer can be waterproof, and the closing-in is located in the disc-shaped collecting cavity 210, so that the whole heat insulation layer 130 supports the disc-shaped collecting cavity 210.
S5) surface layer construction: diagonal braces are additionally arranged on the disc-shaped collecting cavity 210, the diagonal braces are used as supporting surfaces to assemble the surface covers, then the surface covers 250 are used as supporting surfaces, and the inclined surface layer 110 of the downward rainwater hopper structure 200 is paved to form a first drainage path.
In one embodiment, in the step S1), the pouring of the bowl-shaped collecting cavity 220, specifically, pouring the olecranon structure 223 of the bowl-shaped collecting cavity 220 into the slope layer 140. In this embodiment, the olecranon structure 223 is poured so that it is pre-buried in the slope finding layer 140, so that the outer side of the slope finding layer is isolated from the bowl-shaped collecting cavity 220, and when the upper layer structure falls down due to unexpected situations, water in the bowl-shaped collecting cavity 220 cannot flow into the outer side of the slope finding layer 140.
In one embodiment, the construction of the slope layer 140 is further included, specifically: and setting a slope finding line, and pouring and constructing layer by layer on the slope finding line to form a slope finding layer 140, so that a slope with five thousandths of a slope is formed on the upper surface of the slope finding layer 140, the height of the lower skin of the disc-shaped collecting cavity 210 is taken as the lowest point elevation of the slope finding layer 140, and the side part of the disc-shaped collecting cavity 210 is pressed into the heat insulation layer. In the embodiment, the slope elevation can be accurately controlled by layer-by-layer pouring, so that the construction quality is ensured; concrete is poured to the bottom of the disc-shaped bucket body, and the side edges of the bucket body, which are not related to 210, are pressed-in heat insulation boards
In one embodiment, the method further comprises prefabricating the rain bucket body 200, specifically: the rainwater hopper body 200 with the bowl-shaped collecting chamber 220 and the disc-shaped collecting chamber 210 is prefabricated, and the bowl-shaped collecting chamber 220 and the disc-shaped collecting chamber 210 are connected by the isolating net 230 to form a filter chamber. In this embodiment, the isolation between the collecting cavity and the outside of the roof body 100 is realized by using the isolation net, and the second water passing holes 231 are also formed on the isolation net, so that the water seepage on the outside permeates into the collecting cavity through the second water passing holes 231, and the collection of the water seepage on the outside is completed.
In order to realize the infiltration of rainwater in the collection, set up the third water hole 212 on the first water filtering board 211, it will be discoid to collect the water in the chamber 210, permeate into bowl form and collect in the chamber 220, then the infiltration of roofing body isolation net outside is permeated into bowl form and is collected in the chamber 220 through the second water hole 231, finally gets into the drain pipe through first water hole 221, accomplishes the drainage.
The roof structure mainly comprises a slope finding layer 140 with a slope of 5%o formed by structural layers and slope finding, a waterproof paint layer (namely, the paint layer and the slope finding layer with the slope form the whole slope finding layer 140, and the upper slope finding layer protects the paint layer, so that water seepage is prevented from entering the paint layer and the effect of the paint layer is influenced), a heat preservation layer 130 (mainly, the construction method between an additional layer and a waterproof layer), a waterproof (coiled material) layer (namely, a waterproof layer 120) and a surface layer 110, wherein the construction process steps of the roof structure are as follows:
(1) The rainwater hopper comprising the two collecting cavities is pre-buried at the water outlet in the reinforced net sheet of the concrete structure plate, and the verticality is ensured by monitoring the verticality in real time and observing the pouring condition in the concrete pouring process;
(2) And (3) pouring the structural plate, namely setting slope finding lines at positions of a parapet wall, an equipment foundation and the like of the roof, pouring the slope finding lines for a plurality of times according to the thinnest position, specifically, pouring the slope finding lines in layers and in a layered and divided mode so as to meet the requirement of finding the slope five thousandths, and controlling the elevation of the lowest point of the structural plate by using the lower skin of the disc-shaped collecting cavity.
(3) The waterproof coating is applied to the lower skin of the disc-shaped collecting cavity of the rainwater hopper, if the structural plate is cracked, sanded and the like due to insufficient maintenance and the like, the structural plate crack can be filled through the self-healing property and the flexibility of the waterproof coiled material, and the self-waterproof performance of the structure is enhanced.
(4) The construction of the heat preservation layer, namely paving the extruded polystyrene board on a roof, wherein the paving mats are stably and tightly arranged, the joint is tight, and the heat preservation board needs to ensure that the corners of the heat preservation board are straight and tidy when cut, and the heights of two adjacent board surfaces are one; the insulation layer is equal to the cavity of the disc-shaped bucket body in height, and the dotting distance between the ash cake punching ribs is 1.5m; leveling in a range of 200mm with the water inlet as the lowest point, and finding a slope at a ratio of 1:10.
(5) The construction of secondary drainage paths, namely cleaning a base layer, wherein the water content is less than 9%, and snapping lines, namely popping up an additional layer of coiled materials and edge lines of the coiled materials on a leveling layer, wherein the reserved overlap edge lines are more than 100 mm; the exhaust passage is paved with an additional layer with the width of 150mm, the base layer is sprayed with base layer treating agent cold primer oil, after the base layer is dried, the waterproof coiled material is paved, the root part of the parapet wall, the internal and external corners (30-50 mm) and the additional layer with the width of each side (horizontal and vertical) of the equipment foundation are not less than 250mm, the first layer waterproof coiled material is paved from the water outlet of the roof upwards in parallel with the ridge, the lap joint direction conforms to the running water direction, and the base layer and the coiled material are heated by a flame spray gun at any time during paving.
(6) And (3) constructing a protective layer surface layer: before the surface layer is constructed, the rainwater hopper is capped, so that the surface layer material can be supported, and the integrity of the surface layer material is ensured
The roof structure of the invention has the following characteristics:
(1) the structure is found to be water-proof additional layer diversion
(2) The height of the disc-shaped bucket body is matched with the building operation height
(3) The bowl-shaped bucket body is formed into a olecranon by a concrete isolation net (water filtering net), which is beneficial to slope diversion
(4) Bowl-shaped structure is favorable for water flow convergence
(5) Lowest point elevation of concrete plate fixed on lower surface of disc bucket body
(6) The disc-shaped bucket body prevents water from flowing backwards, so that the coiled material edge is tilted, and water flows backwards.
According to the invention, a protective layer is added on a reinforced concrete roof cover to find a slope by 5 mill, a synthetic polymer waterproof coating (low-temperature flexibility, heat resistance, extensibility and self-healing property) with the thickness of 1.5mm is mainly added, the surface of the newly constructed concrete is uneven, cracks in the concrete are prevented from being pulled apart, the lowest point of the novel reinforced concrete roof cover is flat, the synthetic polymer waterproof coating with the thickness of 1.5mm is arranged above the novel reinforced concrete roof cover, water on the upper part of the novel reinforced concrete cover is drained to a bowl-shaped bucket body of a rainwater hopper through water holes, a water filtering/permeable steel wire net (concrete interception net and mesh density), the waterproof coiled material (ageing of a roof surface layer), flexible waterproof (uneven structural plate and anti-structural plate pulling crack) are formed, the construction process is simple, the later repair rate is low, safety and convenience are realized, the roof leakage problem after long-term use is effectively prevented and the roof quality is improved through three-layer water guiding and draining.
In the invention, when water prevention is performed, the special rainwater hopper structure enables water seepage and the like of each secondary drainage path to have a certain flowing space, and water in the two collecting cavities is collected in sequence and finally enters the drainage pipe through the first water passing hole 231 at the bottommost part, so that the drainage work is completed. In this embodiment, in particular, the paint layer 160 and the concrete layer 170 are disposed below the slope finding layer 140, and the presence of the non-cured rubber asphalt layer also reduces the influence of water seepage on the paint layer 160 and the concrete layer 170.
The above list of detailed descriptions is only specific to practical embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the spirit of the present invention should be included in the scope of the present invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The roof structure with the three-time drainage is characterized by comprising a roof body, wherein the roof body at least comprises a surface layer, a waterproof layer, a heat preservation layer and a slope finding layer from top to bottom, and further comprises a rainwater hopper structure penetrating through the roof body;
the surface layer and the waterproof layer incline towards the rainwater hopper structure respectively to form a first drainage path and a second drainage path, a non-cured rubber asphalt layer is formed between the slope finding layer and the heat insulating layer, and a third drainage path is formed on the slope finding layer by the non-cured rubber asphalt layer;
from top to bottom, the rainwater hopper body at least comprises two layers of collection cavities pre-buried in the roof structure, a disc-shaped collection cavity positioned on the upper layer and a bowl-shaped collection cavity positioned on the lower portion are formed respectively, and the disc-shaped collection cavity and the bowl-shaped collection cavity are respectively poured between the waterproof layer and the heat preservation layer and in the slope finding layer.
2. A roof construction with triple drainage according to claim 1, wherein the rainwater hopper body forms a drain pipe, the dish-shaped collection chamber and the bowl-shaped collection chamber form a drainage path towards the drain pipe, and the end of the drainage path communicates with the drain pipe through a first water passing hole.
3. The roof construction with three drainage according to claim 1, wherein the bottom of the dish-shaped collecting chamber forms a first water filtering plate, the bowl-shaped collecting chamber extends towards the rain bucket structure to form a second water filtering plate, and one side of the first water filtering plate is connected with one side of the second water filtering plate through the rain bucket structure, and the other side of the first water filtering plate is connected with the other side of the second water filtering plate through a separation net to form a filtering chamber.
4. A roof construction with triple drainage according to claim 3, wherein the second water filter plate and the bowl-shaped collection chamber form a gap in the structure of the rain bucket along which water seepage in the second water filter plate flows into the body of the rain bucket.
5. A roof construction with triple drainage according to claim 1, wherein the bowl-shaped collection chamber ends extend towards the slope-finding layer forming a olecranon structure which allows water within the bowl-shaped collection chamber to be trapped in the collection chamber.
6. A roof construction with triple drainage according to claim 1, wherein the dish-shaped collection chamber is provided with a deck lid forming a support surface for the deck support.
7. A method of constructing a roof construction with three drainage, comprising the steps of:
s1) pouring a bowl-shaped collecting cavity: placing the rainwater hopper body at a set position, pouring a slope finding layer, and enabling a bowl-shaped collecting cavity to be locally poured at the set height of the slope finding layer according to design, wherein the upper surface of the slope finding layer forms a guide path towards the rainwater hopper body;
s2) construction of a non-cured rubber asphalt layer: constructing a non-cured rubber asphalt layer on the slope finding layer to the lower skin of the disc-shaped collecting cavity, wherein the non-cured rubber asphalt layer extends towards the rainwater hopper body to form a third drainage path;
s3) construction of an insulating layer: constructing an insulating layer on the non-cured rubber asphalt layer, and enabling the upper surface of the insulating layer to be equal to the upper surface of the disc-shaped collecting cavity in height, so that the disc-shaped collecting cavity is locally pre-buried in a set position of the insulating layer;
s4) waterproof layer construction: laying a waterproof layer along the upper surface of the heat preservation layer, so that the closing-in of the waterproof layer is positioned in the disc-shaped collecting cavity to form a second drainage path;
s5) surface layer construction: and an inclined strut is additionally arranged on the disc-shaped collecting cavity, the inclined strut is used as a supporting surface to assemble a surface cover, then the surface cover is used as a supporting surface, and a surface layer inclined towards the down rainwater hopper structure is paved to form a first drainage path.
8. The method according to claim 7, wherein in the step S1) the pouring of the bowl-shaped collecting cavity, specifically the pouring of the olecranon structure of the bowl-shaped collecting cavity in the slope-finding layer.
9. The construction method of a roof structure with three drainage according to claim 7, further comprising the construction of a slope layer, in particular: setting a slope finding line, and pouring and constructing layer by layer on the slope finding line to form a slope with five thousandths of gradient on the upper surface of the slope finding layer, wherein the height of the lower skin of the disc-shaped collecting cavity is used as the lowest point elevation of the slope finding layer.
10. The construction method of a roof construction with three drainage according to claim 7, further comprising prefabrication of a rain bucket body, in particular: prefabricating a rainwater hopper body with a bowl-shaped collecting cavity and a disc-shaped collecting cavity, and connecting the bowl-shaped collecting cavity and the disc-shaped collecting cavity by utilizing an isolating net to form a filter cavity.
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| CN202310890525.6A CN116876759A (en) | 2023-07-20 | 2023-07-20 | Roof structure with three-time drainage and construction method thereof |
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| CN202310890525.6A CN116876759A (en) | 2023-07-20 | 2023-07-20 | Roof structure with three-time drainage and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117473685A (en) * | 2023-12-26 | 2024-01-30 | 合肥坤颐建筑科技合伙企业(有限合伙) | Flat roof surface layer model generation method, device, equipment and storage medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117473685A (en) * | 2023-12-26 | 2024-01-30 | 合肥坤颐建筑科技合伙企业(有限合伙) | Flat roof surface layer model generation method, device, equipment and storage medium |
| CN117473685B (en) * | 2023-12-26 | 2024-03-22 | 合肥坤颐建筑科技合伙企业(有限合伙) | Flat roof surface layer model generation method, device, equipment and storage medium |
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