CN110439192B - Roof structure for constructing sponge city - Google Patents

Roof structure for constructing sponge city Download PDF

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Publication number
CN110439192B
CN110439192B CN201910743475.2A CN201910743475A CN110439192B CN 110439192 B CN110439192 B CN 110439192B CN 201910743475 A CN201910743475 A CN 201910743475A CN 110439192 B CN110439192 B CN 110439192B
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China
Prior art keywords
layer
water
roof
constructing
wall body
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CN201910743475.2A
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Chinese (zh)
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CN110439192A (en
Inventor
刘佳亮
李勇
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Wenzhou Chunhua Qiushi Technology Co ltd
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Wenzhou Chunhua Qiushi Technology Co ltd
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Publication of CN110439192A publication Critical patent/CN110439192A/en
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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
    • E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
    • 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
    • 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
    • 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
    • E04D13/064—Gutters
    • 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
    • E04D13/08—Down pipes; Special clamping means therefor
    • 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
    • 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
    • E04D2013/0495—Drainage on the roof surface to storage tanks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108—Rainwater harvesting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/24—Structural elements or technologies for improving thermal insulation
    • Y02A30/254—Roof garden systems; Roof coverings with high solar reflectance
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
    • Y02B80/32—Roof garden systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
  • Cultivation Of Plants (AREA)

Abstract

The invention discloses a roof structure for constructing a sponge city, which belongs to the technical field of building structures and comprises a roof surface and a parapet wall, wherein drainage ditches are arranged around the roof surface and positioned between the parapet wall and the roof surface, a first water permeable structure is paved above the roof surface, a guide plate is arranged between the first water permeable structure and the roof surface, a guide groove for guiding water flow is formed in the guide plate, and the tail end of the guide groove is communicated with the drainage ditches.

Description

Roof structure for constructing sponge city
Technical Field
The invention relates to the technical field of building structures, in particular to a roof structure for constructing a sponge city.
Background
The key point of the construction of the sponge city is to construct a low-influence development rainwater system, emphasize the small control facilities dispersed from the source, maintain and protect the natural hydrological function of the site, and effectively relieve the ecological environment problems of the city, such as the increase of peak flow, the increase of runoff coefficient, the aggravation of non-point source pollution load and the like caused by the increase of the impervious area of the city. The sponge city construction combines natural approach and artificial measures, and realizes storage, infiltration and purification of rainwater in urban areas to the maximum extent on the premise of ensuring the safety of urban drainage and waterlogging prevention, thereby improving the rainwater recycling level and protecting the ecological environment. The construction of a sponge city is to have a sponge body; the sponge body comprises water systems such as rivers, lakes and ponds, and city supporting facilities such as greenbelts, gardens and permeable pavement bricks. Rainwater seeps, is stored in a storage way, is purified and recycled through the sponges, and finally the residual runoff is discharged outside through a pipe network and a pump station, so that the standard of an urban drainage system can be effectively improved, and the pressure of urban inland inundation is relieved.
In the existing structure, the structure of the road surface is often optimized to achieve the purpose of water resource utilization, but in urban construction, the urban area occupied by the roof is still very large, and the purpose that most of rainwater is accumulated in an urban area cannot be completely met only by means of water seepage of the road surface, but the structure of the roof is also rarely optimized on the market.
Disclosure of Invention
In view of the above, the present invention provides a roof structure for constructing a sponge city, which can reduce the drainage pressure of the roof when heavy rain occurs, maximally realize the accumulation, infiltration and purification of rainwater in the urban area, improve the rainwater recycling level, and protect the ecological environment.
The roof structure for constructing the sponge city comprises a roof surface and a parapet wall, wherein drainage ditches are arranged around the roof surface, the drainage ditch is positioned between the parapet wall and the roof surface, a first water permeable structure is paved above the roof surface, a guide plate is arranged between the first water permeable structure and the roof surface, a guide groove for guiding water flow is arranged on the guide plate, the tail end of the diversion trench is communicated with the drainage ditch, the middle upper part of the drainage ditch is provided with an overflow port, the parapet wall comprises an outer wall body and an inner wall body, a planting layer for planting is formed between the outer wall body and the inner wall body at intervals, a second water permeable structure is arranged on the inner wall body and is positioned between the planting layer and the drainage ditch, an irrigation device is arranged above the planting layer, and the overflow port is communicated with the irrigation device and is used for supplying water to the irrigation device.
Furthermore, the overflow port is connected to a drain pipe, the drain pipe is guided downwards to a water storage tank, the water storage tank is communicated with the irrigation device through a water pipe, and a water pump is arranged on the water pipe.
Further, watering device is including setting up the shower in planting the layer top, the shower supports in the top of the outer wall body through a plurality of bracing pieces, install a plurality of nozzles on the shower, the installation direction orientation of nozzle plant the layer.
Furthermore, the outer wall body comprises an outer wall plate, an insulating layer and a first waterproof layer in sequence from the outer side to the inner side of the parapet wall.
Further, the inner wall body comprises a second waterproof layer and an inner wallboard from the outer side to the inner side of the parapet wall in sequence.
Furthermore, a third water layer is arranged between the guide plate and the roof surface.
Further, first structure from the top down that permeates water includes in proper order and permeates water brick layer, the cement layer that permeates water, metalling and basic unit, the basic unit is used for overall structure's support and has seted up a plurality of holes of permeating water on it.
Further, the second water permeable structure is formed by paving a plurality of water permeable bricks.
Further, plant layer from the top down and include clay layer and sand layer in proper order, the second structure of permeating water is located between sand layer and the escape canal.
Further, a protective layer is laid at the bottom of the drainage ditch.
The invention has the beneficial effects that:
according to the roof structure, the drainage ditches are arranged around the roof surface, the outer wall body and the inner wall body of the parapet wall are separated to form a planting layer for planting, the inner wall body is provided with a second water permeable structure, the second water permeable structure is located between the planting layer and the drainage ditches, an irrigation device is arranged above the planting layer, and the overflow port is communicated with the irrigation device and used for supplying water to the irrigation device. When the roof structure disclosed by the invention is subjected to heavy rain, the drainage pressure of the roof can be reduced, and water can be used for irrigating plants, so that the roof has a good ornamental effect, the storage, permeation and purification of rainwater in urban areas can be realized to the maximum extent, the rainwater recycling level is improved, and the ecological environment is protected.
Drawings
In order to make the object, technical scheme and beneficial effect of the invention more clear, the invention provides the following drawings for explanation:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the overall arrangement of the present invention;
FIG. 3 is a schematic structural diagram of a base layer according to the present invention;
fig. 4 is a schematic view of the structure of the baffle of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention, fig. 2 is a schematic overall arrangement view of the present invention, fig. 3 is a schematic structural view of the base layer of the present invention, and fig. 4 is a schematic structural view of the baffle of the present invention. The invention relates to a roof structure for constructing a sponge city, which comprises a roof surface 1 and a parapet wall 2, wherein a drainage ditch 3 is arranged around the roof surface 1, the drainage ditch 3 is positioned between the parapet wall 2 and the roof surface 1 and is used for bearing rainwater on a roof, a first water permeable structure 4 is paved above the roof surface 1, a guide plate 5 is arranged between the first water permeable structure 4 and the roof surface 1, a guide groove 6 for guiding water flow is arranged on the guide plate 5, the tail end of the guide groove 6 is communicated with the drainage ditch 3, an overflow port 7 is arranged at the middle upper part of the drainage ditch 3, the parapet wall 2 comprises an outer wall body 201 and an inner wall body 202, a planting layer 203 which can be used for planting is formed between the outer wall body 201 and the inner wall body 202 at intervals, a second water permeable structure 8 is arranged on the inner wall body 202, and the second water permeable structure 8 is positioned between the planting layer 203 and the drainage ditch 3, because the overflow opening 7 is arranged at the middle upper part of the drainage ditch 3, a part of running water can be stored in the water in the drainage ditch 3, and the stored running water enters the middle planting layer 203 through the second water permeable structure 8 and is used for providing moisture for the plants in the planting layer 3. A watering device 9 is arranged above the planting layer 203, and the overflow port 7 is communicated with the watering device 9 and is used for supplying water to the watering device 9.
When the roof structure disclosed by the invention is subjected to heavy rain, the drainage pressure of the roof can be reduced, and water can be used for irrigating plants, so that the roof has a good ornamental effect, the storage, permeation and purification of rainwater in urban areas can be realized to the maximum extent, the rainwater recycling level is improved, and the ecological environment is protected.
In this embodiment, the overflow opening 7 is connected to a drain pipe 10, the drain pipe 10 is downwardly guided to a water storage tank 11, the water storage tank 11 is communicated with the irrigation device 9 through a water pipe 12, and a water pump 13 is arranged on the water pipe 12.
In this embodiment, the irrigation device 9 includes a spray pipe 901 disposed above the planting layer 203, the spray pipe 901 is supported above the outer wall 201 by a plurality of support rods 14, the spray pipe 901 is provided with a plurality of nozzles 902, the mounting direction of the nozzles 902 faces the planting layer 203, and it can be understood that the nozzles 902 are provided with an existing mechanism for irrigating and spraying water.
In this embodiment, the outer wall 201 sequentially includes an outer wall plate 2011, a heat insulating layer 2012 and a first waterproof layer 2013 from the outer side to the inner side of the parapet wall 2, the heat insulating layer 2012 is used for reducing the temperature difference of the parapet wall 2, so as to prevent the wall from cracking, and the first waterproof layer 2013 reduces the possibility of water leakage.
In this embodiment, the inner wall 202 sequentially includes a second waterproof layer 2021 and an inner wall plate 2022 from the outer side to the inner side of the parapet wall 2, the second waterproof layer 2021 is used for preventing water leakage, and the inner wall plate 2022 is used for supporting the wall, so that the overall structure is more stable.
In this embodiment, a third water layer 15 is disposed between the deflector 5 and the roof surface 1 to prevent the flowing water in the deflector 5 from penetrating into the wall.
In this embodiment, first structure 4 of permeating water from the top down includes infiltration brick layer 401, the cement layer 402 of permeating water, rubble layer 403 and basic unit 404 in proper order, basic unit 404 is used for overall structure's support and has seted up a plurality of holes of permeating water on it, and the cement layer 402 of permeating water is used for bonding infiltration brick layer 401 and rubble layer 403, and basic unit 404 is used for overall structure's support, has increased the structural strength on roof.
In this embodiment, the second structure 8 of permeating water is laid by a plurality of bricks that permeate water and forms, simple structure, and the infiltration is convenient, has practiced thrift the cost.
In this embodiment, planting layer 203 from the top down includes clay layer 2032 and sand layer 2031 in proper order, the second structure 8 of permeating water is located between sand layer 2031 and the escape canal 3, and sand layer 2031 infiltration is rapider, can absorb the moisture in escape canal 3 sooner.
In this embodiment, protective layer 16 has been laid to the bottom of escape canal 3, and protective layer 16 adopts the steel sheet material, has reduced escape canal 3's cost of maintenance.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (10)

1. Roof structure for the construction of sponge cities, characterized by comprising a roof surface and parapet walls, the periphery of the roof surface is provided with a drainage ditch in a surrounding way, the drainage ditch is positioned between the parapet wall and the roof surface, a first water permeable structure is paved above the roof surface, a guide plate is arranged between the first water permeable structure and the roof surface, the guide plate is provided with a guide groove for guiding water flow, the tail end of the guide groove is communicated with the drainage ditch, the middle upper part of the drainage ditch is provided with an overflow port, the parapet comprises an outer wall body and an inner wall body, a planting layer for planting is formed between the outer wall body and the inner wall body at intervals, a second permeable structure is arranged on the inner wall body, the second structure of permeating water is located plant between layer and the escape canal, the top of planting the layer is provided with an watering device, the overflow mouth with watering device intercommunication is used for doing watering device supplies water.
2. Roof structure for building sponge cities according to claim 1, characterized in that the overflow is connected to a drain leading down to a storage tank communicating with the irrigation device by a water duct on which a water pump is arranged.
3. The roof structure for constructing a sponge city according to claim 2, wherein the irrigation device comprises a shower pipe disposed above the planting layer, the shower pipe is supported above the outer wall body through a plurality of support rods, and a plurality of nozzles are installed on the shower pipe and are installed in a direction facing the planting layer.
4. The roof structure for constructing a sponge city according to claim 1, wherein the outer wall body comprises an outer wall panel, an insulation layer and a first waterproof layer in order from the outside to the inside of the parapet wall.
5. The roof structure for constructing a sponge city according to claim 4, wherein the inner wall body comprises a second waterproof layer and an inner wall plate in order from the outside to the inside of the parapet wall.
6. Roof structure for constructing a sponge city according to claim 5, characterized in that a third water proofing layer is provided between the deflector and the roof face.
7. The roof structure for constructing a sponge city according to claim 1, wherein the first water permeable structure comprises a water permeable brick layer, a water permeable cement layer, a gravel layer and a base layer in sequence from top to bottom, the base layer is used for supporting the whole structure and is provided with a plurality of water permeable holes.
8. Roof structure for constructing a sponge city according to claim 7, characterized in that said second water-permeable structure is laid out of a number of water-permeable bricks.
9. The roof structure for constructing a sponge city according to claim 8, wherein said planted layer comprises, in order from top to bottom, a clay layer and a sand layer, and said second water permeable structure is located between the sand layer and the drainage ditch.
10. Roof structure for constructing a sponge city according to claim 9, characterized in that the bottom of the gutters is laid with a protective layer.
CN201910743475.2A 2019-08-13 2019-08-13 Roof structure for constructing sponge city Active CN110439192B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910743475.2A CN110439192B (en) 2019-08-13 2019-08-13 Roof structure for constructing sponge city

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910743475.2A CN110439192B (en) 2019-08-13 2019-08-13 Roof structure for constructing sponge city

Publications (2)

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CN110439192A CN110439192A (en) 2019-11-12
CN110439192B true CN110439192B (en) 2020-12-22

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CN201910743475.2A Active CN110439192B (en) 2019-08-13 2019-08-13 Roof structure for constructing sponge city

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3565222B2 (en) * 2002-12-27 2004-09-15 日昭住宅株式会社 Green block and green block wall
CN203307968U (en) * 2013-06-07 2013-11-27 上海嘉实（集团）有限公司 Cultivation structure for long-root plant in load-bearing wall on top of building
CN205063197U (en) * 2015-10-28 2016-03-02 广州城建职业学院 Novel roof greening structure that can save rainwater
CN205491884U (en) * 2016-03-30 2016-08-24 江苏源泰环境建设工程有限公司 A system that utilizes is collected to rainwater for roof garden
CN208300421U (en) * 2018-04-18 2019-01-01 邱玲 A kind of environmental and ecological wall construction of hydraulic engineering

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