CN214831625U - A road surface structure for sponge city - Google Patents
A road surface structure for sponge city Download PDFInfo
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- CN214831625U CN214831625U CN202121292806.4U CN202121292806U CN214831625U CN 214831625 U CN214831625 U CN 214831625U CN 202121292806 U CN202121292806 U CN 202121292806U CN 214831625 U CN214831625 U CN 214831625U
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- layer
- road surface
- water
- filter layer
- water storage
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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 utility model relates to the technical field of road surfaces, in particular to a road surface structure for sponge cities, which comprises a road surface, wherein the left side and the right side of the road surface are provided with drainage channels, the upper ends and the side ends of the drainage channels are distributed with a plurality of drainage holes, the lower end of the road surface is provided with a filter layer, the filter layer comprises a gravel layer, a fine sand layer and a geotextile layer, the lower end of the filter layer is provided with a water storage layer, the inside of the water storage layer is distributed with a plurality of water-retaining balls, the side end of the water storage layer is provided with a drainage pipe, the lower end of the drainage channel is provided with a green belt, the green belt is internally provided with a water seepage groove, the water seepage groove is connected with the water storage layer through the drainage pipe, the inside of the drainage channel is provided with a closed channel, the drainage channel is connected with the filter layer, the road surface, the filter layer and the water storage layer are provided, when raining, rainwater can reach the water storage layer through the road surface and the filter layer, the green belt and the water seepage groove can be realized, and (4) seeping water from the collected water through the water seepage tank to keep the soil of the green belt moist.
Description
Technical Field
The utility model belongs to the technical field of the road surface technique and specifically relates to indicate a road surface structure for sponge city.
Background
The earth surface of modern cities is gradually covered by materials such as buildings, concrete and the like, and the waterproof concrete and the asphalt become materials of urban pavements, so that rainwater cannot smoothly permeate underground, and the problems of overhigh urban temperature and urban waterlogging are caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses problem to prior art provides a simple structure, reasonable in design's road surface structure.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a pair of a road surface structure for sponge city, including the road surface, the road surface left and right sides is provided with the drainage canal, the drainage canal upper end distributes with the side has a plurality of wash ports, the road surface lower extreme is provided with the filter layer, the filter layer includes the metalling, fine sand layer and geotechnological cloth layer, the metalling sets up in fine sand layer upper end, geotechnological cloth layer sets up in the metalling upper end, the filter layer lower extreme is provided with the reservoir bed, reservoir bed inside distribution has a plurality of water conservation balls, the reservoir bed side is provided with the drain pipe, the drainage canal lower extreme is provided with the greenbelt, be provided with the infiltration groove in the greenbelt, through water piping connection between infiltration groove and the reservoir bed, the drainage canal is inside and is provided with the underdrain, be connected through the underdrain between drainage canal and the filter layer.
Furthermore, a grid plate is arranged in the drain hole.
Furthermore, the road surface is made of permeable concrete materials.
Further, the lower end of the water storage layer is provided with a base layer.
Furthermore, a plurality of cobbles are distributed in the water seepage tank.
Further, the water storage layer is made of rock wool, fine sand and roving in a mixing mode.
The utility model has the advantages that:
the utility model provides a road surface structure for sponge city, including the road surface, the road surface left and right sides is provided with the drainage canal, a plurality of wash ports are distributed on the upper end and the side end of the drainage canal, the road surface lower extreme is provided with the filter layer, the filter layer comprises the gravel layer, the fine sand layer and the geotechnical cloth layer, the gravel layer is arranged on the fine sand layer, the geotechnical cloth layer is arranged on the upper end of the gravel layer, the filter layer lower extreme is provided with the water storage layer, a plurality of water-retaining balls are distributed in the water storage layer, the water storage layer side end is provided with the drain pipe, the drainage canal lower extreme is provided with the green belt, the green belt is provided with the infiltration groove, the infiltration groove is connected with the water storage layer through the drain pipe, the drainage canal is internally provided with the closed conduit, the drainage canal is connected with the filter layer through the closed conduit, the road surface, the filter layer and the water storage layer are provided, when raining, the rainwater can reach the water storage layer through the road surface and the filter layer, can realize the rainwater filtration, the device is provided with a green belt and a water seepage tank, and the collected water seeps out water through the water seepage tank to keep the soil of the green belt moist.
Drawings
Fig. 1 is a schematic view of a pavement structure for a sponge city.
Fig. 2 is a partial view of a pavement structure schematic diagram drainage channel for a sponge city.
FIG. 3 is a schematic view of a part of a filter layer of a pavement structure for a sponge city.
In the figure, the reference numbers are respectively 1-pavement, 2-filter layer, 3-water storage layer, 4-drain pipe, 5-water seepage tank, 6-green belt, 7-drain tank, 8-drain hole, 9-water retention ball, 10-underdrain, 11-gravel layer, 12-fine sand layer, 13-geotechnical cloth layer, 14-cobble, 15-base layer and 16-grid plate.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1-3, the utility model provides a road surface structure for sponge city, including road surface 1, the left and right sides of road surface 1 is provided with drainage channel 7, the upper end and the side of drainage channel 7 distribute a plurality of wash ports 8, the lower end of road surface 1 is provided with filter layer 2, filter layer 2 includes gravel layer 11, fine sand layer 12 and geotechnical cloth layer 13, gravel layer 11 is arranged on fine sand layer 12, geotechnical cloth layer 13 is arranged on gravel layer 11, the lower end of filter layer 2 is provided with water storage layer 3, the inside of water storage layer 3 distributes a plurality of water-retaining balls 9, the side of water storage layer 3 is provided with drain pipe 4, the lower end of drainage channel 7 is provided with green belt 6, green belt 6 is provided with infiltration groove 5, infiltration groove 5 is connected with water storage layer 3 through drain pipe 4, the inside of drainage channel 7 and being provided with closed drain 10, drainage channel 7 is connected with filter layer 2 through closed drain 10, be provided with road surface 1, filter layer 2 and reservoir stratum 3, when raining, the rainwater can reach reservoir stratum 3 through road surface 1 and filter layer 2, can realize filtering the rainwater and store, is provided with greenbelt 6 and infiltration groove 5, and the water that will collect makes greenbelt 6's soil keep moist through infiltration groove 5 exudation moisture.
In this embodiment, a grating 16 is disposed in the drain hole 8 to filter out large impurities in the water and prevent the pipeline from being blocked.
In this embodiment, the road surface 2 is made of permeable concrete material, so that rainwater can smoothly flow into the ground.
In this embodiment, the base layer 15 is disposed at the lower end of the water storage layer 3.
In this embodiment, a plurality of cobbles 14 are distributed in the water seepage tank 5 to perform a filtering function.
In this embodiment, water storage layer 3 adopts rock wool, fine sand and roving to mix and makes, and water storage effect is better.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (6)
1. A road surface structure for sponge city which characterized in that: including the road surface, the road surface left and right sides is provided with the drainage canal, the distribution of drainage canal upper end and side has a plurality of wash ports, the road surface lower extreme is provided with the filter layer, the filter layer includes the metalling, fine sand layer and geotechnological cloth layer, the metalling sets up in fine sand layer upper end, geotechnological cloth layer sets up in the metalling upper end, the filter layer lower extreme is provided with the reservoir bed, the inside distribution of reservoir bed has a plurality of ball of moisturizing, the reservoir bed side is provided with the drain pipe, the drainage canal lower extreme is provided with the greenbelt, be provided with the infiltration groove in the greenbelt, through water piping connection between infiltration groove and the reservoir bed, the inside and the being provided with the underdrain of drainage canal, be connected through the undercanal between drainage canal and the filter layer.
2. A pavement structure for sponge cities as claimed in claim 1, characterized in that: a grid plate is arranged in the drain hole.
3. A pavement structure for sponge cities as claimed in claim 1, characterized in that: the road surface is made of permeable concrete.
4. A pavement structure for sponge cities as claimed in claim 1, characterized in that: the lower end of the water storage layer is provided with a base layer.
5. A pavement structure for sponge cities as claimed in claim 1, characterized in that: a plurality of cobbles are distributed in the water seepage tank.
6. A pavement structure for sponge cities as claimed in claim 1, characterized in that: the water storage layer is made of rock wool, fine sand and roving through mixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121292806.4U CN214831625U (en) | 2021-06-10 | 2021-06-10 | A road surface structure for sponge city |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121292806.4U CN214831625U (en) | 2021-06-10 | 2021-06-10 | A road surface structure for sponge city |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214831625U true CN214831625U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121292806.4U Active CN214831625U (en) | 2021-06-10 | 2021-06-10 | A road surface structure for sponge city |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214831625U (en) |
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2021
- 2021-06-10 CN CN202121292806.4U patent/CN214831625U/en active Active
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