CN105155618A - Rainwater collection and drainage system for solving problem of urban water logging - Google Patents
Rainwater collection and drainage system for solving problem of urban water logging Download PDFInfo
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- CN105155618A CN105155618A CN201510642106.6A CN201510642106A CN105155618A CN 105155618 A CN105155618 A CN 105155618A CN 201510642106 A CN201510642106 A CN 201510642106A CN 105155618 A CN105155618 A CN 105155618A
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- rainwater
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- 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
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Abstract
The invention discloses a rainwater collection and drainage system for solving the problem of urban water logging. The rainwater collection and drainage system comprises a permeable pavement and an inverted-U-shaped bearing rainwater pipe arranged in the permeable pavement. The permeable pavement comprises a water absorbing layer, a stabilizing layer, a filling layer and a cast-in-place cement layer which are sequentially stacked from top to bottom. The lower end face of the inverted-U-shaped bearing rainwater pipe is connected with the upper surface of the cast-in-place cement layer, and the upper end face is located in the stabilizing layer; a plurality of water leakage holes are formed in the two side faces of the inverted-U-shaped bearing rainwater pipe; the rainwater collection and drainage system further comprises a rainwater collecting pool, the inverted-U-shaped bearing rainwater pipe is communicated with the rainwater collecting pool, and waterproof ditch walls are arranged at the left side and the right side of the permeable pavement. The system is simple in structure and convenient to use, an urban water drainage system and a water collection system are integrated, urban water logging can be avoided, rainwater resources can be fully utilized, and waste of water resources is avoided.
Description
Technical field
The present invention relates to a kind of road pavement technology, be specifically related to a kind of rainwater-collecting and the drainage system that solve urban waterlogging.
Background technology
Current when conveniently raining, the existing pavement of road in city mostly is centre and slightly swells, and compares the structure slightly declined in the middle of road surface near the both sides of curb, is to ensure that the road location of road surface mid portion does not have ponding as far as possible like this; Existing land drainage is all rely on the lower mouth of a river and the sewer pipe draining that are arranged on roadside substantially, when amount of rainfall is larger, can form ponding at lower mouth of a river place.
At present, also occur some porous pavements, but existing porous pavement permeability rate is inadequate, when rainfall is larger, rain-water drainage speed is not as good as precipitation speed, causes surface gathered water; And rainwater generally can directly be drained along drainage pipe, causes the waste of water resource.
Summary of the invention
The invention provides a kind of rainwater-collecting and the drainage system that solve urban waterlogging.
The technical solution used in the present invention is: a kind of rainwater-collecting and drainage system solving urban waterlogging, comprises porous pavement and the inverse u-shaped load-bearing rain pipe being arranged at its inside; Porous pavement comprises the water accepting layer, stabilized zone, packed layer and the cast-in-place cement layer that are cascading from top to bottom, and described inverse u-shaped load-bearing rain pipe lower surface connects cast-in-place cement layer upper surface, and upper surface is positioned at stabilized zone inside; Two sides are provided with multiple leaking hole to inverse u-shaped load-bearing rain pipe; Also include rainwater collection pool, inverse u-shaped load-bearing rain pipe is communicated with rainwater collection pool, and the described porous pavement left and right sides is provided with waterproof furrow bank.
As preferably, described water accepting layer is that polyurethane bonding water suction rubble is formed, and cast-in-place cement layer upper surface is provided with waterproofing course.
As preferably, described water accepting layer, stabilized zone and packed layer are crushed stone, and packed layer particle diameter is greater than stabilized zone, and stabilized zone particle diameter is greater than absorbed layer.
As preferably, described inverse u-shaped load-bearing rain pipe is that multistage prefabricated component head and the tail connect and compose successively, and every section of upper two sides have a leaking hole respectively at least.
As preferably, described water accepting layer thickness is 5cm, and stabilized zone thickness is 15cm, packed layer thickness is 10-50cm, and cast-in-place cement layer thickness is 10cm, and dewatering ditch wall thickness is 3cm, inverse u-shaped load-bearing rain pipe lower surface width is 70cm, and upper surface plane width is 15cm, is highly 50cm.
As preferably, described inverse u-shaped load-bearing rain pipe is communicated with rainwater collection pool by retaining control valve; Rainwater collection pool is connected with suction pump and tubular service well.
As preferably, the controlling organization of described suction pump and retaining control valve is arranged in water power control cabinet.
As preferably, have oval leaking hole in the middle part of described inverse u-shaped load-bearing rain pipe two sides, lower end has the semilune leaking hole caving inward and formed.
As preferably, described inverse u-shaped load-bearing rain pipe junction is provided with the rectangular recess caved inward.
As preferably, the junction of described rainwater collection pool and tubular service well is also provided with seal cover.。
The invention has the beneficial effects as follows:
(1) the present invention arranges inverse u-shaped load-bearing rain pipe and rainwater collection pool and rainwater can be drained in time and avoid causing ponding, and can carry out Collection utilization to rainwater;
(2) water accepting layer of the present invention be polyurethane bonding water suction rubble form, permeability rate is high, can in time rainwater be infiltrated below porous pavement which floor;
On inverse u-shaped load-bearing rain pipe two sides of the present invention (3), lower surface, two sides and upper surface are provided with leaking hole, rainwater can infiltrate in U-shaped pipeline from stabilized zone and packed layer;
(4) structure of the present invention is simple, easy to use, can avoid urban waterlogging, and can collect rainwater and be used, and avoids the waste of water resource.
Accompanying drawing explanation
Fig. 1 is porous pavement schematic cross-section in structure of the present invention.
Fig. 2 is structural representation of the present invention.
Fig. 3 is inverse u-shaped load-bearing rain pipe elevation in the present invention.
Fig. 4 is inverse u-shaped load-bearing rain pipe lateral view in the present invention.
In figure: 1-water accepting layer, 2-stabilized zone, 3-packed layer, the cast-in-place cement layer of 4-, 5-inverse u-shaped load-bearing rain pipe, 6-rainwater collection pool, 7-water power control cabinet, 7-1-suction pump, 7-2-retaining control valve, 8-tubular service well, 9-drinking-water pipe, 10-waterproof furrow bank.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
As Figure 1-4, a kind of rainwater-collecting and drainage system solving urban waterlogging, comprises porous pavement and the inverse u-shaped load-bearing rain pipe 5 being arranged at its inside; Porous pavement comprises the water accepting layer 1, stabilized zone 2, packed layer 3 and the cast-in-place cement layer 4 that are cascading from top to bottom, and described inverse u-shaped load-bearing rain pipe 5 lower surface connects cast-in-place cement layer 4 upper surface, and it is inner that upper surface is positioned at stabilized zone 2; Two sides are provided with multiple leaking hole to inverse u-shaped load-bearing rain pipe 5; Also include rainwater collection pool 6, inverse u-shaped load-bearing rain pipe 5 is communicated with rainwater collection pool 6, and the described porous pavement left and right sides is provided with waterproof furrow bank 10.
Described water accepting layer 1 is polyurethane bonding water suction rubble formation, and cast-in-place cement layer 4 upper surface is provided with waterproofing course; Be specially Elastopave city water suction road new material; Elastopave is a kind of road surfacing technology of innovation, the physical bonds performance that it utilizes polyurethane excellent, general crushed stone is integrated into firm, stable, an open overall structure, can normally use in the environment of subzero 40 DEG C-80 DEG C for a long time, also can keep its good physical property, there is surprising durability; Have good water permeability, road surface porosity can reach 30%, and precipitation can directly permeate the ground; But also there is the feature of environmental protection, there is not the hazardous substances of pollution containing any heavy metal and other to environment in polyurethane material, lay at it and secondary injury can not be caused to environment in use procedure.
Described water accepting layer 1, stabilized zone 2 and packed layer 3 is crushed stone, and packed layer 3 particle diameter is greater than stabilized zone 2, and stabilized zone 2 particle diameter is greater than water accepting layer 1; Rainwater infiltrates stabilized zone 2 from water accepting layer 1, infiltrates packed layer 3 by stabilized zone 2, and packed layer 3 porosity is maximum, can store a certain amount of rainwater, when rainwater can not enter inverse u-shaped load-bearing rain pipe 5 in time, can be stored temporarily in packed layer 3.
Described inverse u-shaped load-bearing rain pipe 5 connects and composes successively for multistage prefabricated component head and the tail, and every section of upper two sides have a leaking hole respectively at least; Rainwater enters its inside from the leaking hole inverse u-shaped load-bearing rain pipe 5 side, and then enters rainwater collection pool 6.
Described water accepting layer 1 thickness is 5cm, and stabilized zone 2 thickness is 15cm, and packed layer 3 thickness is 10-50cm, cast-in-place cement layer 4 thickness is 10cm, and waterproof furrow bank 10 thickness is 3cm, and inverse u-shaped load-bearing rain pipe 5 lower surface width is 70cm, upper surface plane width is 15cm, is highly 50cm.
Described inverse u-shaped load-bearing rain pipe 5 is communicated with rainwater collection pool 6 by retaining control valve 7-2; Rainwater collection pool 6 is connected with suction pump 7-1 and tubular service well 8; The water of inverse u-shaped load-bearing rain pipe 5 is entered in rainwater collection pool 6 by retaining control valve 7-2 and stores, and suction pump 7-1 can be used when needed to extract and use.
The controlling organization of described suction pump 7-1 and retaining control valve 7-2 is arranged in water power control cabinet 7; Protection suction pump 7-1 and retaining control valve 7-2, and ensure that it normally works.
Have oval leaking hole in the middle part of described inverse u-shaped load-bearing rain pipe 5 two sides, lower end has the semilune leaking hole caving inward and formed; Rainwater from the semilune leaking hole of the leaking hole at middle part and lower end, can enter inverse u-shaped load-bearing rain pipe 5 inner, can accelerate the drainage speed of rainwater.
Junction, described inverse u-shaped load-bearing rain pipe 5 upper surface is provided with the rectangular recess caved inward; After rainwater infiltrates stabilized zone 2 from water accepting layer 1, by the rectangular recess of inverse u-shaped load-bearing rain pipe 5 upper surface, its inside can be entered, avoids excessive rainfall to concentrate on packed layer 3; Alleviate the pressure of packed layer 3 and inverse u-shaped load-bearing rain pipe 5.
Leaking hole on described inverse u-shaped load-bearing rain pipe 5 two sides is uniformly distributed, and accelerates the drainage speed of rainwater.
The junction of described rainwater collection pool 6 and tubular service well 8 is also provided with seal cover, the used time can not play sealing function to rainwater collection pool 6, during use, open seal cover by tubular service well 8 and the mud in rainwater collection pool 6 or other impurity are cleared up.
When will use, at the road both sides Lin Lvhuadaichu of avenue agent structure, 1m is wide for excavation, and the degree of depth is the deep foundation ditch of 80cm; Cast-in-place 5-10cm cement layer bottom foundation ditch, furrow bank arranges the thick layer of concrete of 3cm, buries inverse u-shaped load-bearing rain pipe 5 underground on cast-in-place cement layer 4 top; Then set gradually packed layer 3 and stabilized zone 2 from top to bottom, use baby roller grinding compacting; Finally water accepting layer 1 is set in the superiors; Arrange rainwater collection pool 6 as required in greenbelt region, rainwater collection pool 6 is communicated with inverse u-shaped load-bearing rain pipe 5, and installs suction pump 7-1, and suction pump 7-1 upper end connects other effect far-ends such as greening spray, water for cleaning; Arrange tubular service well 8, and be communicated with rainwater collection pool 6, timing is cleaned rainwater collection pool 6 and is overhauled.
When raining, rainwater, by water accepting layer 1, stabilized zone 2 and packed layer 3, can store a certain amount of rainwater in packed layer 3; Rainwater enters by the groove of the rectangular recess on inverse u-shaped load-bearing rain pipe 5 upper surface, leaking hole on side, upper and lower end face, side that it is inner; Rainwater enters in rainwater collection pool 6 through retaining control valve 7-2 and stores; When needed, suction pump 7-1 can be used, through drinking-water pipe 9, water be extracted out, use as greening watering or other; When dilutional hyponatremia in rainwater collection pool 6, suction pump 7-1 can be used to be discharged by the water in rainwater collection pool 6; By tubular service well 8 timing, rainwater collection pool 6 is overhauled and cleared up.
The present invention, by simple structure and equipment de-sign, prevents the generation of waterlogging when heavy rain; And rainwater can be collected, as greening water or other, made full use of and saved water resource; Urban sewerage and drainage system and collecting system carry out integrated by the present invention, simple and practical.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. solve rainwater-collecting and the drainage system of urban waterlogging, it is characterized in that: comprise porous pavement and the inverse u-shaped load-bearing rain pipe (5) being arranged at its inside; Porous pavement comprises the water accepting layer (1), stabilized zone (2), packed layer (3) and the cast-in-place cement layer (4) that are cascading from top to bottom; Described inverse u-shaped load-bearing rain pipe (5) lower surface connects cast-in-place cement layer (4) upper surface, and it is inner that upper surface is positioned at stabilized zone (2); Inverse u-shaped load-bearing rain pipe (5) two sides are provided with multiple leaking hole; Also include rainwater collection pool (6), inverse u-shaped load-bearing rain pipe (5) is communicated with rainwater collection pool (6); The described porous pavement left and right sides is provided with waterproof furrow bank (10).
2. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 1, is characterized in that: described water accepting layer (1) is polyurethane bonding water suction rubble formation, and cast-in-place cement layer (4) upper surface is provided with waterproofing course.
3. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 1 and 2, it is characterized in that: described water accepting layer (1), stabilized zone (2) and packed layer (3) are crushed stone, packed layer (3) particle diameter is greater than stabilized zone (2), and stabilized zone (2) particle diameter is greater than water accepting layer (1); Wherein stabilized zone particle diameter is 1-2cm, and packed layer particle diameter is 3-5cm.
4. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 1, is characterized in that: described inverse u-shaped load-bearing rain pipe (5) connects and composes successively for multistage prefabricated component head and the tail, every section of two sides has respectively a leaking hole at least.
5. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 1, it is characterized in that: described water accepting layer (1) thickness is 5cm, stabilized zone (2) thickness is 15cm, packed layer (3) thickness is 10-50cm, cast-in-place cement layer (4) thickness is 10cm, and waterproof furrow bank (10) thickness is 3cm, and inverse u-shaped load-bearing rain pipe (5) lower surface width is 70cm, upper surface plane width is 15cm, is highly 50cm.
6. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 1, it is characterized in that: described inverse u-shaped load-bearing rain pipe (5) is communicated with rainwater collection pool (6) by retaining control valve (7-2), rainwater collection pool (6) is connected with suction pump (7-1) and tubular service well (8).
7. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 6, is characterized in that: the controlling organization of described suction pump (7-1) and retaining control valve (7-2) is arranged in water power control cabinet (7).
8. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 1, is characterized in that: have oval leaking hole in the middle part of described inverse u-shaped load-bearing rain pipe (5) two sides, and lower end has the semilune leaking hole caving inward and formed.
9. a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 4, is characterized in that: described inverse u-shaped load-bearing rain pipe (5) junction, upper surface is provided with the rectangular recess caved inward.
10. make a thorough investigation of a kind of rainwater-collecting and drainage system solving urban waterlogging according to claim 6, it is characterized in that: the junction of described rainwater collection pool (6) and tubular service well (8) is also provided with seal cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510642106.6A CN105155618A (en) | 2015-09-30 | 2015-09-30 | Rainwater collection and drainage system for solving problem of urban water logging |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510642106.6A CN105155618A (en) | 2015-09-30 | 2015-09-30 | Rainwater collection and drainage system for solving problem of urban water logging |
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| CN105155618A true CN105155618A (en) | 2015-12-16 |
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| CN201510642106.6A Pending CN105155618A (en) | 2015-09-30 | 2015-09-30 | Rainwater collection and drainage system for solving problem of urban water logging |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106400926A (en) * | 2016-09-14 | 2017-02-15 | 北京泰宁科创雨水利用技术股份有限公司 | Seepage and drainage ditch system suitable for large-area sinking type greenbelt and construction method thereof |
| CN106592737A (en) * | 2016-11-18 | 2017-04-26 | 江苏花王园艺股份有限公司 | Municipal road drainage system |
| CN110629667A (en) * | 2019-10-25 | 2019-12-31 | 广西壮族自治区城乡规划设计院 | Bridge deck transverse drainage structure and drainage system thereof |
| CN112900160A (en) * | 2021-01-20 | 2021-06-04 | 东南大学 | Self-drainage device and drainage method for subway track bed |
-
2015
- 2015-09-30 CN CN201510642106.6A patent/CN105155618A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106400926A (en) * | 2016-09-14 | 2017-02-15 | 北京泰宁科创雨水利用技术股份有限公司 | Seepage and drainage ditch system suitable for large-area sinking type greenbelt and construction method thereof |
| CN106400926B (en) * | 2016-09-14 | 2019-10-25 | 北京泰宁科创雨水利用技术股份有限公司 | Infiltration drainage ditch system and its construction method for large area sunk type greenery patches |
| CN106592737A (en) * | 2016-11-18 | 2017-04-26 | 江苏花王园艺股份有限公司 | Municipal road drainage system |
| CN110629667A (en) * | 2019-10-25 | 2019-12-31 | 广西壮族自治区城乡规划设计院 | Bridge deck transverse drainage structure and drainage system thereof |
| CN112900160A (en) * | 2021-01-20 | 2021-06-04 | 东南大学 | Self-drainage device and drainage method for subway track bed |
| CN112900160B (en) * | 2021-01-20 | 2022-07-08 | 东南大学 | Self-drainage device and drainage method for subway track bed |
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Application publication date: 20151216 |
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