CN113668312A - Sponge urban permeable road and construction process thereof - Google Patents
Sponge urban permeable road and construction process thereof Download PDFInfo
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- CN113668312A CN113668312A CN202110971223.2A CN202110971223A CN113668312A CN 113668312 A CN113668312 A CN 113668312A CN 202110971223 A CN202110971223 A CN 202110971223A CN 113668312 A CN113668312 A CN 113668312A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010276 construction Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 197
- 230000008595 infiltration Effects 0.000 claims abstract description 45
- 238000001764 infiltration Methods 0.000 claims abstract description 45
- 239000010410 layer Substances 0.000 claims description 163
- 239000011449 brick Substances 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 20
- 239000004567 concrete Substances 0.000 claims description 16
- 239000010426 asphalt Substances 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 12
- 239000002689 soil Substances 0.000 claims description 12
- 239000004576 sand Substances 0.000 claims description 8
- 239000012466 permeate Substances 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 6
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 239000004571 lime Substances 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 4
- 239000004746 geotextile Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000011380 pervious concrete Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/04—Pavings made of prefabricated single units made of bricks
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- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
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Abstract
The application relates to the field of sponge city construction, in particular to a sponge city permeable road and a construction process thereof, wherein the sponge city permeable road comprises a road main body and vegetation planting main bodies which are arranged on one side or two sides of the road main body and used for draining and storing water; the road main part includes the layer of ramming of bottom and settles the permeable bed in the layer top of ramming, the water storage box is settled in the vegetation planting main part. The bottom on permeable bed is equipped with drainage subassembly, is equipped with infiltration water conservancy diversion subassembly in the permeable bed, and the water conservancy diversion subassembly that seeps is connected with drainage subassembly, drainage subassembly's tip and water storage box intercommunication. The water seepage and flow guide assembly comprises a water seepage and flow guide channel penetrating through the water permeable layer and a support piece arranged in the water seepage and flow guide channel, when an extra-large rainstorm outbreak occurs, the water flow seeping downwards in the water permeable layer can enter the water seepage and flow guide channel to seep downwards in time, the water seepage efficiency of the water permeable layer is improved, and a large amount of water on the surface of the water permeable layer is effectively prevented.
Description
Technical Field
The application relates to the field of sponge city construction, in particular to a sponge city permeable road and a construction process thereof.
Background
The sponge city is the planning direction in modernized city to the road that permeates water in the sponge city is the example, and the design of the road that permeates water in the sponge city is mainly convenient for carry out infiltration collection and storage with the rainwater of nature, realizes the storage of rainwater, prevents that urban rainwater from discharging the loss by oneself.
At present, the structural design of the sponge city permeable road is mainly that a permeable layer is laid on the surface of a road base layer, and the permeable layer comprises a permeable asphalt base layer, an asphalt mixed gravel layer, a sand layer and a permeable concrete layer. Although the permeable bed possesses the ability that the rainwater oozed under with stagnate and hold, however, the road of permeating water in present sponge city all has the untimely problem of rainwater infiltration, mainly because permeable bed itself has the retaining upper limit, the function of its infiltration is accomplished through the hole of permeable bed itself, season in the thunderstorm outbreak, very big rainfall appears in the short time content easily, if the permeable bed can not make better infiltration reaction in the short time, the problem of a large amount of pondings just appears easily on the surface of the road of permeating water in sponge city, the problem of urban waterlogging still can't be avoided, therefore, need further improve the structure of the road of permeating water in the sponge city.
Disclosure of Invention
In order to solve the problem that water seepage of a sponge urban permeable road is untimely, the application provides the sponge urban permeable road and a construction process thereof.
First aspect, the sponge city road of permeating water that this application provided adopts following technical scheme:
a sponge urban permeable road comprises a road main body and vegetation planting main bodies arranged on one side or two sides of the road main body and used for draining and storing water;
the road main body comprises a tamping layer at the bottom and a permeable layer arranged above the tamping layer, and a water storage tank is arranged in the vegetation planting main body;
the bottom on permeable bed is equipped with drainage subassembly, is equipped with infiltration water conservancy diversion subassembly in the permeable bed, infiltration water conservancy diversion subassembly with drainage subassembly connects, drainage subassembly's tip with the water storage box intercommunication.
Optionally, infiltration water conservancy diversion subassembly is including vertically running through the infiltration water conservancy diversion passageway on permeable bed and installing the support piece in infiltration water conservancy diversion passageway, and support piece fixed stay is on the inner wall of two oppositions of infiltration water conservancy diversion passageway.
Optionally, support piece includes mounting plate, bottom plate and backup pad, the mounting plate laminating is in on the inner wall of infiltration water conservancy diversion passageway one side, the bottom plate laminating is in on the inner wall of infiltration water conservancy diversion passageway opposite side, the backup pad is fixed between mounting plate, bottom plate.
Optionally, a plurality of through holes are formed in the upper supporting plate and the lower supporting plate.
Optionally, the infiltration water conservancy diversion passageway will permeable bed lateral cut off, infiltration water conservancy diversion passageway is the slope form.
Optionally, the drainage assembly comprises a plurality of joined drainage boxes and a sealing joint sleeve mounted between adjacent drainage boxes;
the drainage box is provided with a plurality of water inlet holes and water seepage holes, the water inlet holes are positioned at the bottom of the permeable layer, and the water seepage holes are communicated with the bottom of the water seepage guide channel;
the drainage boxes after being connected are obliquely arranged at the bottom of the permeable layer, the lower end ports of the drainage boxes are connected with the water storage box, the water storage box is connected with the urban drainage system, and a flood discharge gate is arranged at the joint of the water storage box and the urban drainage system.
Optionally, an annular sealing baffle is arranged on the inner wall of the sealing connection sleeve, insertion ports are formed in two sides of the annular sealing baffle, the end portions of the drainage boxes extend into the insertion ports, and adjacent drainage boxes are fixedly connected through the sealing connection sleeve.
Optionally, the permeable layer comprises a permeable asphalt base layer, an asphalt mixed gravel layer, a sand layer and a permeable concrete layer which are distributed from bottom to top;
brick layers are laid on the surfaces of the permeable layers, the brick layers are formed by splicing a plurality of permeable road bricks, permeable holes which penetrate through the permeable road bricks are formed in the permeable road bricks, and the brick layers are paved and fixed through the permeable concrete layers.
Optionally, a partition is installed between the vegetation planting main body and the road main body, through holes are formed in the partition, the vegetation planting main body comprises a bottom soil layer, a large-particle sandstone permeable layer and a plant cultivation layer which are distributed from bottom to top, permeable geotextiles are laid on the upper and lower surface layers of the bottom soil layer and the large-particle sandstone permeable layer and between the bottom soil layer and the large-particle sandstone permeable layer, and the plant cultivation layer is suitable for plant planting;
the vegetation planting main body is internally provided with a drainage channel communicated with the water storage tank, and the top of the drainage channel is provided with an inspection well cover.
In a second aspect, the application provides a construction process of a sponge urban permeable road, which adopts the following technical scheme:
a construction process of a sponge urban permeable road comprises the following steps:
s1, route planning: marking a central line of a road by lime, and tracing the outline of a road main body and the outline of a vegetation planting main body by the lime;
s2, shaping a roadbed trench: digging out a road main body and a foundation trench of a vegetation planting main body along a planned line through digging equipment, digging out an installation hole in the foundation trench of the vegetation planting main body, installing a water storage tank in the installation hole, and tamping the bottom of the foundation trench of the road main body to form a tamping layer;
s3, mounting a drainage assembly on the surface of the tamping layer: connecting and installing each drainage tank of the drainage assembly on site, obliquely arranging the installed drainage tanks and embedding or embedding the drainage tanks into the ramming layer, and connecting the lower end ports of the drainage tanks with the water storage tank;
s4, paving a permeable layer: the partition plate is fixedly installed between the road foundation trench and the vegetation planting main body foundation trench, and after the partition plate is installed, a permeable asphalt base layer, an asphalt mixed gravel layer, a sand layer and a permeable concrete layer are sequentially paved on the surface of the tamping layer;
s5, forming of the vegetation planting main body: after the permeable layer is laid, a bottom soil layer, a large-particle sandstone permeable layer and a plant cultivation layer are sequentially laid in the vegetation planting main body foundation trench, and a drainage channel is reserved in the laying process;
s6, cutting a water seepage flow guide channel: after the permeable layer is solidified and formed, longitudinally cutting the permeable layer by a cutting machine to form a water seepage guide channel;
s7, mounting a support: attaching an upper supporting plate of a supporting piece to the inner wall of one side of the water seepage and flow guide channel, attaching a lower supporting plate to the inner wall of the other side of the water seepage and flow guide channel, and welding a supporting plate between the upper supporting plate and the lower supporting plate;
s8, paving a brick layer: and re-paving a permeable concrete layer on the surface of the laid permeable layer, tiling the permeable road bricks on the surface of the permeable concrete layer one by one, and splicing the permeable road bricks to form a brick layer.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the water permeable layer is internally provided with the water seepage and flow guide assembly, the water seepage and flow guide assembly comprises a water seepage and flow guide channel which longitudinally penetrates through the water permeable layer and a support piece which is arranged in the water seepage and flow guide channel, the water seepage and flow guide channel is hidden in the water permeable layer, when extra-large heavy rain occurs, water seepage which seeps downwards in the water permeable layer can enter the water seepage and flow guide channel to seep downwards in time, the water seepage efficiency of the water permeable layer is improved, and a large amount of water on the surface of the water permeable layer is effectively prevented;
2. the bottom on permeable bed is equipped with drainage assembly, and drainage assembly connects infiltration water conservancy diversion passageway and water storage box, and after the permeable bed reached the retaining upper limit, the permeable bed and the rainwater that the infiltration water conservancy diversion passageway infiltrated in can in time discharge the water storage box through drainage assembly in, guaranteed the patency of whole road main part drainage, the problem of urban waterlogging can obtain fine solution.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is an enlarged view of area A of FIG. 1;
FIG. 3 is a schematic structural view of a drainage assembly of the present application;
FIG. 4 is an assembled schematic view of the drainage assembly of the present application;
FIG. 5 is a schematic structural view of the water permeable road brick of the present application;
FIG. 6 is a flow chart of the construction process of the present application.
Description of reference numerals: 1. a road body; 11. tamping the layer; 12. a water permeable layer; 121. a permeable asphalt base layer; 122. an asphalt-mixed crushed stone layer; 123. a sand layer; 124. a pervious concrete layer; 13. a brick layer; 131. water-permeable road bricks; 132. water permeable holes; 2. a vegetation planting body; 21. a water storage tank; 22. a bottom soil layer; 23. large-particle sandstone permeable layer; 24. a plant cultivation layer; 25. a water drainage channel; 26. an inspection well cover; 3. a drainage assembly; 31. a drain tank; 32. sealing the connecting sleeve; 33. a water inlet hole; 34. a water seepage port; 35. an annular sealing baffle; 36. an interface; 4. a water seepage flow guide component; 41. a water seepage flow guide channel; 42. an upper supporting plate; 43. a lower supporting plate; 44. a support plate; 5. a partition plate; 51. and a through hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a sponge urban permeable road, which refers to fig. 1 and comprises a road body 1 and vegetation planting bodies 2 arranged on one side or two sides of the road body 1 and used for draining and storing water;
wherein, road body 1 includes the tamped layer 11 of bottom and settles the permeable bed 12 in tamped layer 11 top, and the water storage box 21 is settled in vegetation planting body 2, and tamped layer 11 plays the whole supporting role as the holistic base of road to permeable bed 12, and permeable bed 12 possesses the infiltration of rainwater's function, guarantees that road body 1 surface is dry and comfortable.
In order to improve the whole drainage and the water seepage performance of the road main body 1, the bottom of the water permeable layer 12 is provided with a drainage component 3, a water seepage flow guide component 4 is arranged in the water permeable layer 12, the water seepage flow guide component 4 is connected with the drainage component 3, and the end part of the drainage component 3 is communicated with a water storage tank 21. When the heavy rainstorm occurs, the water flow seeping downwards in the permeable layer 12 can seep downwards in time through the water seepage guide assembly 4, so that the water seepage efficiency of the permeable layer 12 is improved, and a large amount of water is effectively prevented from accumulating on the surface of the permeable layer 12;
in addition, when the nature that lasts rainfall, permeable stratum 12 reaches behind the retaining upper limit, and permeable stratum 12 and infiltration water conservancy diversion subassembly 4 infiltration's rainwater can in time be discharged water storage box 21 in through drainage component 3, has guaranteed the patency of whole road body 1 drainage, and the problem of city waterlogging can obtain fine solution.
The working principle of the present application is further explained with reference to specific structures as follows:
referring to fig. 1 and 5, in order to improve the overall water permeability, the water permeable layer 12 includes a water permeable asphalt base layer 121, an asphalt mixed gravel layer 122, a sand layer 123 and a water permeable concrete layer 124 which are distributed from bottom to top;
In order to improve the independence of the construction of the road main body 1 and the vegetation planting main body 2, a partition plate 5 is arranged between the vegetation planting main body 2 and the road main body 1, a through hole 51 is formed in the partition plate 5, the vegetation planting main body 2 comprises a bottom soil layer 22, a large-particle sandstone permeable layer 23 and a plant cultivation layer 24 which are distributed from bottom to top, permeable geotextiles are laid on the upper and lower surface layers of the bottom soil layer 22 and the large-particle sandstone permeable layer 23 and between the upper and lower surface layers, and the plant cultivation layer 24 is suitable for plant cultivation;
moreover, a drainage channel 25 communicated with the water storage tank 21 is arranged in the vegetation planting main body 2, an inspection well cover 26 is arranged at the top of the drainage channel 25, and the drainage channel 25 is used for draining accumulated water on the surface of the vegetation planting main body 2.
Referring to fig. 2, the water seepage flow guide assembly 4 includes a water seepage flow guide channel 41 longitudinally penetrating through the water permeable layer 12 and a support member installed in the water seepage flow guide channel 41, and the support member is fixedly supported on two opposite inner walls of the water seepage flow guide channel 41.
Wherein, the support piece includes an upper supporting plate 42, a lower supporting plate 43 and a supporting plate 44, the upper supporting plate 42 is attached to the inner wall of one side of the water seepage flow guide channel 41, the lower supporting plate 43 is attached to the inner wall of the other side of the water seepage flow guide channel 41, the supporting plate 44 is fixed between the upper supporting plate 42 and the lower supporting plate 43, and the supporting plate 44 is fixed in a preferred welding mode. Moreover, all be equipped with a plurality of through-holes that run through on upper bracket plate 42 and the bottom plate 43, the bore of through-hole can suitably be adjusted, and support piece's effect improves the intensity of infiltration water conservancy diversion passageway 41, prevents to set up the infiltration water conservancy diversion passageway 41 atress after and to appear collapsing, sets up the through-hole on upper bracket plate 42 and the bottom plate 43 mainly be convenient for in the infiltration water conservancy diversion passageway 41 is entered into smoothly to infiltration water infiltration layer 12 internal water ability.
In addition, infiltration water conservancy diversion passageway 41 transversely cuts off permeable stratum 12, and infiltration water conservancy diversion passageway 41's structural design is the slope form, and the rainwater that oozes in making things convenient for permeable stratum 12 can be under self action of gravity smooth fall into infiltration water conservancy diversion passageway 41 in, guarantees the smooth and easy nature that the rainwater oozes down, and simultaneously, the quantity of infiltration water conservancy diversion passageway 41 is a plurality of, according to the infiltration volume requirement of reality, in the work progress, can change the quantity of infiltration water conservancy diversion passageway 41.
Further, referring to fig. 3, 4, the drain assembly 3 includes a plurality of engaged drain boxes 31 and a sealing engagement sleeve 32 installed between the adjacent drain boxes 31; wherein, both ends of the drainage box 31 are open, the top surface of the drainage box 31 is provided with a plurality of water inlet holes 33 and water seepage holes 34, the water inlet holes 33 are positioned at the bottom of the permeable layer 12, and the water seepage holes 34 are communicated with the bottom of the water seepage flow guide channel 41;
further, in order to ensure the sealing property of the connection between the adjacent drainage boxes 31, the inner wall of the sealing connection sleeve 32 is provided with an annular sealing baffle 35, two sides of the annular sealing baffle 35 are provided with insertion ports 36, the end part of the drainage box 31 extends into the insertion ports 36, the contact part of the drainage box 31 and the sealing connection sleeve 32 can be coated with sealant for auxiliary sealing, after the drainage box 31 is connected in a sealing way, the bottom of the permeable layer 12 is obliquely arranged, the lower end port of the end part drainage tank 31 is connected with the water storage tank 21, when the sponge city permeable road is used, one part of the rainwater on the road surface naturally seeps to the bottom through the permeable layer 12 and enters the drainage tank 31 through the water inlet hole 33, the other part of the rainwater enters the water seepage diversion channel 41 through the permeable layer 12, then directly leading the collected water to the water storage tank 21 through the seepage water guide channel 41, and the obliquely installed water storage tank 31 structure directly leads the collected water to the water storage tank 31.
In addition, water storage box 21 connects urban drainage system, the flood discharge floodgate is installed with urban drainage system's junction to water storage box 21, under normal conditions, water storage box 21 plays the effect that the infiltration water was collected, water in the water storage box 21 can be derived through external water pipe, conveniently be used for road surface washing or plant watering, lead to under the permeable stratum 12 under the condition that the infiltration water yield increases rapidly at very big torrential rain, can open by manual work or intelligent control flood discharge floodgate, rivers in the water storage box 21 directly discharge through urban drainage system.
Further, referring to fig. 6, the construction process of the sponge urban permeable road comprises the following steps:
s1, route planning: marking a central line of the road by lime, and tracing the outline of the road body 1 and the outline of the vegetation planting body 2 by the lime;
s2, shaping a roadbed trench: digging out foundation grooves of the road body 1 and the vegetation planting body 2 along a planned line through digging equipment, digging out an installation hole in the foundation groove of the vegetation planting body 2, installing a water storage tank 21 in the installation hole, and tamping the bottom of the foundation groove of the road body 1 to form a tamping layer 11;
s3, mounting a drainage assembly on the surface of the tamping layer: connecting and installing each drainage tank 31 of the drainage assembly 3 on site, wherein the installed drainage tank 31 is obliquely arranged and embedded or pre-embedded into the tamping layer 11, and the lower end port of the drainage tank 31 is connected with the water storage tank 21;
s4, paving a permeable layer: fixedly installing a partition plate 5 between the road foundation trench and the vegetation planting main body foundation trench, and after the partition plate 5 is installed, sequentially paving a permeable asphalt base layer 121, an asphalt mixed gravel layer 122, a sand layer 123 and a permeable concrete layer 124 on the surface of the tamping layer 11;
s5, forming of the vegetation planting main body: after the permeable layer 12 is laid, a bottom soil layer 22, a large-particle sandstone permeable layer 23 and a plant cultivation layer 24 are sequentially laid in the vegetation planting main body foundation trench, and a drainage channel 25 is reserved in the laying process;
s6, cutting a water seepage flow guide channel: after the permeable layer 12 is solidified and formed, a water seepage guide channel 41 is formed in the permeable layer 12 through longitudinal cutting by a cutting machine;
s7, mounting a support: attaching an upper supporting plate 42 of a supporting piece to the inner wall of one side of the water seepage flow guide channel 41, attaching a lower supporting plate 43 to the inner wall of the other side of the water seepage flow guide channel 41, and welding a supporting plate 44 between the upper supporting plate 42 and the lower supporting plate 43;
s8, paving a brick layer: and re-paving a permeable concrete layer on the surface of the laid permeable layer 12, paving the permeable road bricks 131 on the surface of the permeable concrete layer one by one, and splicing the permeable road bricks 131 to form a brick layer 13.
In summary, the water seepage and flow guide assembly 4 is arranged in the water permeable layer 12, the water seepage and flow guide assembly 4 comprises the water seepage and flow guide channel 41 longitudinally penetrating through the water permeable layer 12 and the supporting piece arranged in the water seepage and flow guide channel 41, the water seepage and flow guide channel 41 is hidden inside the water permeable layer 12, when an extra-large heavy rain outbreak occurs, water seepage downwards seeping in the water permeable layer 12 can enter the water seepage and flow guide channel 41 to seep downwards in time, the water seepage efficiency of the water permeable layer 12 is improved, and a large amount of water is effectively prevented from accumulating on the surface of the water permeable layer 12; the bottom of permeable bed 12 is equipped with drainage component 3, and drainage component 3 is connected infiltration water conservancy diversion passageway 41 and water storage box 21, and permeable bed 12 reaches the retaining upper limit after, and permeable bed 12 and the rainwater that infiltration water conservancy diversion passageway 41 infiltrated pass through drainage component 3 in can in time be discharged water storage box 21, have guaranteed the patency of whole road body drainage, and the problem of urban waterlogging can obtain fine solution.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A sponge urban permeable road comprises a road main body (1) and vegetation planting main bodies (2) arranged on one side or two sides of the road main body (1) and used for draining and storing water;
the road main body (1) comprises a tamping layer (11) at the bottom and a water permeable layer (12) arranged above the tamping layer (11), and a water storage tank (21) is arranged in the vegetation planting main body (2);
the method is characterized in that: the bottom of permeable bed (12) is equipped with drainage subassembly (3), is equipped with infiltration water conservancy diversion subassembly (4) in permeable bed (12), infiltration water conservancy diversion subassembly (4) with drainage subassembly (3) are connected, the tip of drainage subassembly (3) with water storage box (21) intercommunication.
2. The sponge urban permeable road according to claim 1, characterized in that: infiltration water conservancy diversion subassembly (4) including vertically running through infiltration water conservancy diversion passageway (41) on permeable bed (12) and install the support piece in infiltration water conservancy diversion passageway (41), support piece fixed stay is on the inner wall of two oppositions of infiltration water conservancy diversion passageway (41).
3. The sponge urban permeable road according to claim 2, characterized in that: support piece includes mounting plate (42), bottom plate (43) and backup pad (44), mounting plate (42) laminating is in on the inner wall of infiltration water conservancy diversion passageway (41) one side, bottom plate (42) laminating is in on the inner wall of infiltration water conservancy diversion passageway (41) opposite side, backup pad (44) are fixed between mounting plate (42), bottom plate (43).
4. The sponge urban permeable road according to claim 3, characterized in that: the upper supporting plate (42) and the lower supporting plate (43) are provided with a plurality of through holes.
5. The sponge urban permeable road according to claim 3, characterized in that: infiltration water conservancy diversion passageway (41) will permeable bed (12) horizontal partition, infiltration water conservancy diversion passageway (41) are the slope form.
6. The sponge urban permeable road according to claim 2 or 3, characterized in that: the drainage assembly (3) comprises a plurality of jointed drainage boxes (31) and sealing jointing sleeves (32) arranged between the adjacent drainage boxes (31);
the two ends of the drainage tank (31) are opened, the top surface of the drainage tank (31) is provided with a plurality of water inlet holes (33) and water seepage holes (34), the water inlet holes (33) are positioned at the bottom of the permeable layer (12), and the water seepage holes (34) are communicated with the bottom of the water seepage flow guide channel (41);
a plurality of connected drainage tanks (31) are obliquely arranged at the bottom of the permeable layer (12), the lower end ports of the drainage tanks (31) are connected with the water storage tank (21), the water storage tank (21) is connected with a municipal drainage system, and flood discharge gates are arranged at the joints of the water storage tank (21) and the municipal drainage system.
7. The sponge urban permeable road according to claim 6, characterized in that: the inner wall of the sealing connection sleeve (32) is provided with an annular sealing baffle plate (35), two sides of the annular sealing baffle plate (35) are provided with insertion ports (36), the end part of each drainage box (31) extends into the corresponding insertion port (36), and the adjacent drainage boxes (31) are fixedly connected through the sealing connection sleeve (32).
8. The sponge urban permeable road according to claim 6, characterized in that: the permeable layer (12) comprises a permeable asphalt base layer (121), an asphalt mixed gravel layer (122), a sand layer (123) and a permeable concrete layer (124) which are distributed from bottom to top;
brick layer (13) are laid on the surface of permeable bed (12), brick layer (13) are formed by the concatenation of a plurality of road brick (131) that permeate water, are equipped with permeable hole (132) that run through on the road brick (131) that permeate water, and brick layer (13) are passed through permeable concrete layer (124) tiling is fixed.
9. The sponge urban permeable road according to claim 8, characterized in that: a partition plate (5) is arranged between the vegetation planting main body (2) and the road main body (1), a through hole (51) is formed in the partition plate (5), the vegetation planting main body (2) comprises a bottom soil layer (22), a large-particle sand-stone permeable layer (23) and a plant cultivation layer (24) which are distributed from bottom to top, permeable geotextiles are laid on the upper and lower surface layers of the bottom soil layer (22) and the large-particle sand-stone permeable layer (23) and between the bottom soil layer and the large-particle sand-stone permeable layer, and the plant cultivation layer (24) is suitable for plant planting;
the vegetation planting main body (2) is internally provided with a drainage channel (25) communicated with the water storage tank (21), and the top of the drainage channel (25) is provided with an inspection well cover (26).
10. The construction process of the sponge urban permeable road is characterized in that: the method comprises the following steps:
s1, route planning: marking a central line of a road by lime, and tracing the outline of the road body (1) and the outline of the vegetation planting body (2) by the lime;
s2, shaping a roadbed trench: digging out foundation grooves of the road main body (1) and the vegetation planting main body (2) along a planned line through digging equipment, digging out an installation hole in the foundation groove of the vegetation planting main body (2), installing a water storage tank (21) in the installation hole, and tamping the bottom of the foundation groove of the road main body (1) to form a tamping layer (11);
s3, mounting a drainage assembly on the surface of the tamping layer: connecting and installing each drainage tank (31) of the drainage assembly (3) on site, obliquely arranging the installed drainage tank (31) and embedding or embedding the drainage tank into the tamping layer (11), and connecting a lower end port of the drainage tank (31) with a water storage tank (21);
s4, paving a permeable layer: the partition board (5) is fixedly installed between the road foundation trench and the vegetation planting main body foundation trench, and after the partition board (5) is installed, a water-permeable asphalt base layer (121), an asphalt mixed gravel layer (122), a sand layer (123) and a water-permeable concrete layer (124) are sequentially paved on the surface of the tamping layer (11);
s5, forming of the vegetation planting main body: after the permeable layer (12) is laid, a bottom soil layer (22), a large-particle sandstone permeable layer (23) and a plant cultivation layer (24) are sequentially laid in the vegetation planting main body foundation trench, and a drainage channel (25) is reserved in the laying process;
s6, cutting a water seepage flow guide channel: after the permeable layer (12) is solidified and formed, longitudinally cutting the permeable layer (12) by a cutting machine to form a water seepage guide channel (41);
s7, mounting a support: an upper supporting plate (42) of the supporting piece is attached to the inner wall of one side of the seepage flow guide channel (41), a lower supporting plate (43) is attached to the inner wall of the other side of the seepage flow guide channel (41), and a supporting plate (44) is welded between the upper supporting plate (42) and the lower supporting plate (43);
s8, paving a brick layer: and a permeable concrete layer (124) is paved on the surface of the laid permeable layer (121) again, the permeable road bricks (131) are tiled on the surface of the permeable concrete layer (124) one by one, and the permeable road bricks (131) are spliced to form a brick layer (13).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115323859A (en) * | 2022-07-19 | 2022-11-11 | 福建省春天生态科技股份有限公司 | Permeable pavement based on sponge city and construction method thereof |
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