CN113958069A - Greening roof structure based on rapid drainage of ceramsite material and upward water supply of cotton core material - Google Patents
Greening roof structure based on rapid drainage of ceramsite material and upward water supply of cotton core material Download PDFInfo
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- CN113958069A CN113958069A CN202111181324.6A CN202111181324A CN113958069A CN 113958069 A CN113958069 A CN 113958069A CN 202111181324 A CN202111181324 A CN 202111181324A CN 113958069 A CN113958069 A CN 113958069A
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- Prior art keywords
- green roof
- layer
- cotton core
- rapid drainage
- drainage
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000000463 material Substances 0.000 title claims abstract description 35
- 239000011162 core material Substances 0.000 title claims abstract description 28
- 229920000742 Cotton Polymers 0.000 title claims abstract description 26
- 239000011159 matrix material Substances 0.000 claims abstract description 24
- 238000002955 isolation Methods 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 241000196324 Embryophyta Species 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 6
- 239000004746 geotextile Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 241000189144 Sedum lineare Species 0.000 claims description 3
- 229920005669 high impact polystyrene Polymers 0.000 claims description 3
- 239000004797 high-impact polystyrene Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 238000003973 irrigation Methods 0.000 abstract description 3
- 230000002262 irrigation Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 230000032258 transport Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Images
Classifications
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- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/04—Self-acting watering devices, e.g. for flower-pots using wicks or the like
- A01G27/06—Self-acting watering devices, e.g. for flower-pots using wicks or the like having a water reservoir, the main part thereof being located wholly around or directly beside the growth substrate
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Water Supply & Treatment (AREA)
- Botany (AREA)
- Cultivation Of Plants (AREA)
Abstract
A green roof structure based on rapid drainage of ceramsite materials and upward water supply of cotton core materials comprises assembled green roof modules and rapid drainage channels, wherein the assembled green roof modules form an assembled green roof module group, the rapid drainage channels are reserved between adjacent assembled green roof module groups, and the assembled green roof modules and the rapid drainage channels are arranged on a building structure roof subjected to waterproof layer treatment according to the width proportion of 4: 1-6: 1; the assembled green roof module comprises a vegetation layer, a planting matrix layer, a vertical separation layer, an isolation filter layer, a water storage and drainage plate and a cotton core; the rapid drainage channel is filled in a strip-shaped empty groove reserved between adjacent assembly type green roof modules by adopting a ceramsite material, and a drainage area which is crossed and communicated transversely and vertically is formed after the ceramsite material is filled. The invention can accelerate rainwater infiltration in heavy rainfall, and can fully utilize the roof to store rainwater in the long-term non-rainfall city, thus greatly saving irrigation and maintenance cost.
Description
Technical Field
The invention relates to the field of environmental protection, in particular to a greening roof structure based on rapid drainage of ceramsite materials and upward water supply of cotton core materials.
Background
At present, matrix materials with high permeability are adopted at home and abroad to improve the permeability of a green roof planting matrix layer and a water storage layer is arranged to store rainwater for vegetation growth in drought time, but when a large amount of rainfall in a short city time is encountered, the green roof is influenced by the permeability of the planting matrix layer, the rainwater cannot rapidly seep downwards, the rainwater seepage speed is limited by improving the matrix layer materials, only the surface matrix of the planting matrix layer can absorb a large amount of rainwater, so that a large amount of rainwater mainly flows into an urban rainwater pipeline system in a surface runoff mode, and pressure is caused to the urban drainage system. The drainage layer generally adopts the reservoir plate to store the rainwater, but when storing the surplus water volume less, moisture mainly upwards transports the matrix layer through the surface evaporation of water, and the moisture of this process transport is very limited, and the surplus a little rainwater is not enough to provide vegetation and grows the needs.
Disclosure of Invention
The invention aims to solve the technical problems that the existing green roof substrate material has the defects, the green roof structure based on rapid drainage of the ceramsite material and upward water supply of the cotton core material is provided, rainwater infiltration can be accelerated during a large amount of rainfall, the roof can be fully utilized to store rainwater when the city is not rained for a long time, the defect that when the city is not rained for a long time, the water of the water storage and drainage plate is not utilized when only a small amount of rainwater exists is overcome, and the irrigation maintenance cost is greatly saved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a green roof structure based on rapid drainage of ceramsite materials and upward water supply of cotton core materials comprises assembled green roof modules and rapid drainage channels, wherein the assembled green roof modules form an assembled green roof module group, the rapid drainage channels are reserved between adjacent assembled green roof module groups, and the assembled green roof modules and the rapid drainage channels are arranged on a building structure roof subjected to waterproof layer treatment according to the width proportion of 4: 1-6: 1;
the assembled green roof module comprises a vegetation layer, a planting matrix layer, a vertical separation layer, an isolation filter layer, a water storage and drainage plate and a cotton core, wherein the water storage and drainage plate, the isolation filter layer, the planting matrix layer and the vegetation layer are sequentially arranged on a building structure roof from bottom to top;
the rapid drainage channel is filled in a strip-shaped empty groove reserved between adjacent assembly type green roof modules by adopting a ceramsite material, and a drainage area (in a cuboid structure when viewed from a single direction) which is crossed and communicated transversely and vertically is formed after the ceramsite material is filled.
Furthermore, the plant adopted by the vegetation layer is sedum lineare.
Further, the planting substrate layer adopts the technical scheme that the proportion of the garden soil to the lightweight aggregate is 1: 1 the improved soil.
Further, vertical separate layer adopts high strength latticed plastic slab and geotechnological cloth, and the latticed plastic slab of high strength plays the effect of fixed stay, and geotechnological cloth plays the effect that prevents the matrix in planting the matrix layer and run off.
Furthermore, the isolation and filtration layer is made of geotextile.
Furthermore, the water storage and drainage plate is made of high impact polystyrene.
Furthermore, the cotton core is a plant water-absorbing cotton core rod.
Further, the assembled green roof modules are of fixed size, and the size of the assembled green roof modules on the edges is adjusted according to the actual area of the building structure roof.
Compared with the prior device, the invention has the following beneficial effects:
1. accelerating rainwater infiltration: the invention adopts the mode of arranging the vertical quick drainage channel on the substrate layer, so that the downward seepage speed of surface runoff rainwater can be accelerated in a large amount of rainfall events, and the purposes of reducing surface runoff and storing more rainwater are achieved;
2. make full use of roof and store rainwater: the invention adopts the mode of adding the cotton core in the water storage and drainage plate, can transport a small amount of stored rainwater upwards, solves the problem that only a small amount of rainwater plants in the water storage and drainage plate can not utilize water when the city does not rain for a long time, and greatly saves the later-period irrigation maintenance cost of green roof plants;
3. the ceramsite material adopted by the quick drainage channel is a light high-strength material, so that the weight of the planting matrix is reduced; the large pores among the ceramic particles are beneficial to rainwater to quickly permeate downwards; the ceramsite is a high-porosity material which can absorb a large amount of rainwater.
Drawings
FIG. 1 is a top view of an integrated green roof structure of the present invention based on rapid drainage of ceramsite material and upward water supply from the core material;
FIG. 2 is a cross-sectional view of a fabricated green roof module of the present invention;
in the drawings, 1-fabricated green roof module; 2-quick drainage channel, 11-vegetation layer; 12-planting matrix layer; 13-a vertical separation layer; 14-an isolation filter layer; 15-water storage and drainage plate; 16-cotton core.
Detailed Description
The invention is further illustrated below with reference to the figures and examples.
Referring to fig. 1 to 2, the greening roof structure based on rapid drainage of ceramsite materials and upward water supply of the ceramsite materials provided by the embodiment of the invention comprises assembled green roof modules and rapid drainage channels, wherein a plurality of assembled green roof modules form an assembled green roof module group, the rapid drainage channels are reserved between adjacent assembled green roof module groups, and the assembled green roof modules 1 and the rapid drainage channels 2 are installed on a building structure roof subjected to waterproof layer treatment according to the width proportion of 5: 1; the assembled green roof module comprises a vegetation layer 11, a planting substrate layer 12, a vertical separation layer 13, an isolation filter layer 14, a water storage and drainage plate 15 and a cotton core 16, wherein the water storage and drainage plate 15, the isolation filter layer 14, the planting substrate layer 12 and the vegetation layer 11 are sequentially arranged on a building structure roof from bottom to top, the cotton core 16 is arranged between the filter layer 14 and the water storage and drainage plate 15, and the vertical separation layer 13 is arranged around the water storage and drainage plate 15, the isolation filter layer 14 and the planting substrate layer 12 which are arranged from bottom to top; the rapid drainage channel 2 is filled in a strip-shaped empty groove reserved between the adjacent assembly type green roof modules 1 by adopting a ceramsite material, and a drainage area (in a cuboid structure when viewed from a single direction) which is crossed and communicated transversely and vertically is formed after the ceramsite material is filled.
In the embodiment, the length and width of each fabricated green roof module 1 is 1m × 1 m; every four assembly type green roof modules 1 form an assembly type green roof module group, and the width of the rapid drainage channel 2 is 0.4m according to the width ratio of 5: 1.
The rapid drainage channel 2 is made of ceramsite material, which is light and high-strength material, so that the weight of the planting matrix is reduced; the large pores among the ceramic particles are beneficial to rainwater to quickly permeate downwards; the ceramsite is a high-porosity material which can absorb a large amount of rainwater.
The method comprises the steps of firstly installing the assembled green roof modules 1 at corresponding positions according to a design drawing, adjusting the sizes of the assembled green roof modules 1 at the edges according to the actual area of a building structure roof, then filling ceramsite materials between the assembled green roof modules 1, enabling the cuboid structures which are transversely and vertically crossed and are formed after the ceramsite materials are filled to be the quick drainage channels 2, enabling the assembled green roof modules 1 to be of a structure customized by a factory, only filling a matrix into a planting matrix layer 12 after the assembled green roof modules 1 and the quick drainage channels 2 are installed, and then planting vegetation on the vegetation layer 11.
The plant adopted by the vegetation layer 11 is sedum lineare which is a kind of drought-resistant, water-saving and suitable for roof growth.
The planting substrate layer 12 adopts general garden soil and lightweight aggregate with the proportion of 1: 1 the improved soil.
Vertical separate layer 13 adopts net form plastic slab of high strength and geotechnological cloth, and net form plastic slab of high strength plays the effect of fixed stay, and geotechnological cloth plays the effect that prevents the matrix in planting matrix layer 12 to run off.
The isolation and filtration layer 14 is made of geotextile, and has the functions of filtration and water permeation.
The water storage and drainage plate 15 is made of high impact polystyrene, and has the functions of storing a large amount of rainwater, light weight and high pressure resistance.
The cotton core 16 is made of plant water-absorbing cotton core rods, is made of fibers, has uniform porosity distribution, extremely strong water absorption and stable volatility, and can upwards transport a small amount of rainwater stored in the water storage and drainage layer.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (8)
1. A greening roof structure based on rapid drainage of ceramsite materials and upward water supply of a cotton core material is characterized by comprising assembled green roof modules and rapid drainage channels, wherein the assembled green roof modules form an assembled green roof module group, the rapid drainage channels are reserved between adjacent assembled green roof module groups, and the assembled green roof modules and the rapid drainage channels are arranged on a building structure roof subjected to waterproof layer treatment according to the width proportion of 4: 1-6: 1;
the assembled green roof module comprises a vegetation layer, a planting matrix layer, a vertical separation layer, an isolation filter layer, a water storage and drainage plate and a cotton core, wherein the water storage and drainage plate, the isolation filter layer, the planting matrix layer and the vegetation layer are sequentially arranged on a building structure roof from bottom to top;
the rapid drainage channel is filled in a strip-shaped empty groove reserved between adjacent assembly type green roof modules by adopting a ceramsite material, and a drainage area which is crossed and communicated transversely and vertically is formed after the ceramsite material is filled.
2. A green roof structure based on haydite material rapid drainage and cotton core material upward water supply as claimed in claim 1, wherein the plant used in the vegetation layer is sedum lineare.
3. The greening roof structure based on ceramsite material rapid drainage and cotton core material upward water supply of claim 1, wherein the planting matrix layer adopts garden soil and lightweight aggregate with a ratio of 1: 1 the improved soil.
4. A green roof structure based on haydite material rapid drainage and cotton core material upward water supply as claimed in claim 1, wherein the vertical separation layer is made of high strength grid-like plastic plate and geotextile, the high strength grid-like plastic plate plays a role of fixing support, and the geotextile plays a role of preventing the loss of the matrix in the planting matrix layer.
5. A green roof structure based on ceramsite material rapid drainage and cotton core material upward water supply as claimed in claim 1, wherein said isolation filtration layer is made of geotextile.
6. A green roof structure based on ceramsite material for quick drainage and cotton core material for upward water supply as claimed in claim 1, wherein said water storage and drainage plate is made of high impact polystyrene.
7. A green roof structure based on haydite material rapid drainage and cotton core material upward water supply according to claim 1, wherein the cotton core is plant water absorption cotton core rod.
8. A green roof structure based on haydite material rapid drainage and core material upward water supply as claimed in claim 1, wherein the fabricated green roof module is of fixed size, and the size of the fabricated green roof module of the edge is adjusted according to the actual area of the building structure roof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181324.6A CN113958069A (en) | 2021-10-11 | 2021-10-11 | Greening roof structure based on rapid drainage of ceramsite material and upward water supply of cotton core material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181324.6A CN113958069A (en) | 2021-10-11 | 2021-10-11 | Greening roof structure based on rapid drainage of ceramsite material and upward water supply of cotton core material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113958069A true CN113958069A (en) | 2022-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111181324.6A Pending CN113958069A (en) | 2021-10-11 | 2021-10-11 | Greening roof structure based on rapid drainage of ceramsite material and upward water supply of cotton core material |
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| Country | Link |
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| CN (1) | CN113958069A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101182344B1 (en) * | 2012-04-26 | 2012-09-24 | 주식회사 죽산 | Playground equipment of truss with turf and natural grass and thereof |
| US20140144835A1 (en) * | 2012-11-27 | 2014-05-29 | Promotion Centre of Science and Technology Development, Ministry of Housing and Urban-Rural | System and method for harvesting rainwater |
| CN105993569A (en) * | 2016-07-05 | 2016-10-12 | 天津大学 | Dual-substrate layer expansion type green roof structure |
| CN106284863A (en) * | 2016-09-13 | 2017-01-04 | 南阳理工学院 | A kind of construction method of skyscraper Green Roof |
| CN107630527A (en) * | 2017-11-01 | 2018-01-26 | 沈阳建筑大学 | Green roof system |
| CN109972795A (en) * | 2019-04-11 | 2019-07-05 | 徐州工程学院 | A kind of Green Roof reducing pollutant concentration in rainfall runoff |
| CN110959511A (en) * | 2019-12-06 | 2020-04-07 | 中山大学 | Capillary core vertical upward infiltrating irrigation system for rain-storage green roof |
| CN111411744A (en) * | 2020-03-18 | 2020-07-14 | 深圳市城市规划设计研究院有限公司 | Roof structure for sponge city |
| CN212641964U (en) * | 2020-03-13 | 2021-03-02 | 扬州大学 | Quick recovery system of stagnant energy power in green roof |
-
2021
- 2021-10-11 CN CN202111181324.6A patent/CN113958069A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101182344B1 (en) * | 2012-04-26 | 2012-09-24 | 주식회사 죽산 | Playground equipment of truss with turf and natural grass and thereof |
| US20140144835A1 (en) * | 2012-11-27 | 2014-05-29 | Promotion Centre of Science and Technology Development, Ministry of Housing and Urban-Rural | System and method for harvesting rainwater |
| CN105993569A (en) * | 2016-07-05 | 2016-10-12 | 天津大学 | Dual-substrate layer expansion type green roof structure |
| CN106284863A (en) * | 2016-09-13 | 2017-01-04 | 南阳理工学院 | A kind of construction method of skyscraper Green Roof |
| CN107630527A (en) * | 2017-11-01 | 2018-01-26 | 沈阳建筑大学 | Green roof system |
| CN109972795A (en) * | 2019-04-11 | 2019-07-05 | 徐州工程学院 | A kind of Green Roof reducing pollutant concentration in rainfall runoff |
| CN110959511A (en) * | 2019-12-06 | 2020-04-07 | 中山大学 | Capillary core vertical upward infiltrating irrigation system for rain-storage green roof |
| CN212641964U (en) * | 2020-03-13 | 2021-03-02 | 扬州大学 | Quick recovery system of stagnant energy power in green roof |
| CN111411744A (en) * | 2020-03-18 | 2020-07-14 | 深圳市城市规划设计研究院有限公司 | Roof structure for sponge city |
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| PB01 | Publication | ||
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Application publication date: 20220121 |