CN214530022U - Hard pavement surface runoff storage and seepage tree pit and storage and seepage system - Google Patents
Hard pavement surface runoff storage and seepage tree pit and storage and seepage system Download PDFInfo
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- CN214530022U CN214530022U CN202120050528.5U CN202120050528U CN214530022U CN 214530022 U CN214530022 U CN 214530022U CN 202120050528 U CN202120050528 U CN 202120050528U CN 214530022 U CN214530022 U CN 214530022U
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- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000002689 soil Substances 0.000 claims abstract description 28
- 239000004575 stone Substances 0.000 claims abstract description 15
- 239000004576 sand Substances 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 59
- 230000008595 infiltration Effects 0.000 claims description 11
- 238000001764 infiltration Methods 0.000 claims description 11
- 239000002344 surface layer Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 abstract 1
- 239000002585 base Substances 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 101150054854 POU1F1 gene Proteins 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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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
A hard pavement surface runoff accumulation and seepage tree pit comprises a hard pavement structure and a tree pit structure; the tree pit structure comprises a tamped plain soil layer, a blind ditch, a reverse filtering layer, a graded crushed stone layer, a planting soil layer, an impermeable layer and a flow discarding pipeline; the blind ditch is a tunnel filled with coarse sand and a perforated pipe in the middle. A storage and seepage system comprises more than two hard pavement surface runoff storage and seepage tree holes and storage and seepage devices; the seepage-storing device comprises more than two water inlet branch pipes, a water inlet main pipe, a water tank, a water drain pipe, an overflow pipe and a water supply device. During the rainfall period, the rainwater accumulated on the surface of the land is discharged into a drainage pipeline along the water permeable port of the curbstone, and drainage is carried out on the rainwater seriously polluted at the initial stage and then the rainwater is discharged into a municipal sewage pipeline; after the rainfall is increased, the excessive rainwater can overflow to the planting soil layer of the tree pit along the top of the flow discarding pipeline and then gradually seep into the ground; the tree pits are adopted in the large-range hard pavement area to store and seep surface runoff rainwater, so that the waterproof pavement realizes the storage and seepage effect.
Description
Technical Field
The utility model relates to a soil and water conservation technical field, in particular to stereoplasm surface runoff of mating formation holds and oozes technique.
Background
The sponge city technology is an important link of water and soil conservation technology, and the technology realizes the functions of absorbing and releasing rainwater in cities by means of combining nature and manpower.
According to statistics, the area of the urban hard site accounts for more than 60% of the total area of the city, if the permeable hard pavement is adopted, the manufacturing cost is high, and the later-stage blockage of the permeable material of the hard pavement needs to be maintained regularly, so that the cost is high.
SUMMERY OF THE UTILITY MODEL
The purpose of the present invention is to solve at least one of the technical drawbacks.
Therefore, the utility model aims to provide a surface runoff storage and infiltration pit with hard pavement, which comprises a hard pavement structure and a pit structure, wherein the hard pavement structure comprises a hard pavement base layer, a hard pavement surface layer positioned on the upper part of the hard pavement base layer, a kerbstone positioned on the edge of the hard pavement structure and a kerbstone base positioned on the lower part of the kerbstone;
the kerbstone is provided with a water permeable port at the position with the elevation plus or minus 0 of the hard paving surface layer site;
the tree pit structure comprises a tamped plain soil layer, a blind ditch, a reverse filtering layer, a graded crushed stone layer, a planting soil layer, an impermeable layer and a flow discarding pipeline;
the blind ditch is positioned in a groove at the middle position of the top of the rammed solid soil layer, the graded broken stone layer is positioned at the upper part of the rammed solid soil layer, and the positions of the graded broken stone layer and the blind ditch, which are respectively connected with the rammed solid soil layer, are provided with the reverse filter layer;
the planting soil layer is positioned on the upper part of the graded broken stone layer;
the impermeable layer is positioned at the joint position of the hard paving structure and the tree pit structure;
the flow abandoning pipeline is positioned at the outer edge of the tree pit structure and below the side of the water permeable port;
the blind ditch is a tunnel filled with coarse sand and a perforated pipe in the middle.
During rainfall, rainwater accumulated on the surface of the earth is discharged into the flow abandoning pipeline along the water permeable port of the kerbstone, and the rainwater with serious initial pollution is abandoned and discharged into a municipal sewage pipeline (not shown in the figure); after the rainfall is increased, the excessive rainwater can overflow to the planting soil layer of the tree pit along the top of the flow discarding pipeline and then gradually seep into the ground;
redundant rainwater which cannot be infiltrated enters the perforated pipe after being filtered by the graded crushed stone layer and the coarse sand in the blind pipe, and plays a role in purification before entering the infiltration storage device.
The impermeable layer is laid, so that the damage of rainwater to the hard paving base layer is avoided.
The graded broken stone layer, the inverted filter layer and the impermeable layer are laid in saline-alkali areas, and the purpose of preventing saline and alkali from invading the planting soil along with water is achieved.
The utility model also aims to provide a hard pavement surface runoff storage and infiltration tree pit matched storage and infiltration system, which comprises more than two hard pavement surface runoff storage and infiltration tree pits and storage and infiltration devices;
the seepage storage device comprises more than two water inlet branch pipes, a water inlet main pipe, a water tank, a water drain pipe, an overflow pipe and a water supply device;
the water inlet branch pipes are connected with perforated pipes in the hard paved surface runoff storage and seepage tree holes, more than two water inlet branch pipes are connected with inlets in parallel and connected with the water inlet main pipe, and the water inlet main pipe is connected with a water inlet of the water tank;
the water drain pipe is positioned at the bottom of the water tank;
the overflow pipe is positioned above the side wall of the water tank;
the water supply device is connected with a water outlet below the side wall of the water tank through a pipeline.
Rainwater purified by the graded broken stones and the coarse sand is converged into the water tank along the perforated pipe, the water inlet branch pipe and the water inlet main pipe in sequence, and excess water is discharged into a municipal pipe network (not shown in the figure) through the overflow pipe.
The utility model has the advantages and positive effects that: the tree pit is adopted to store and seep surface runoff rainwater in the large-range hard pavement area, so that the effect of storage and seepage is realized by waterproof pavement, and the construction cost and the later maintenance cost of permeable hard pavement are saved.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a hard paved surface runoff storage and infiltration tree pit of the utility model;
FIG. 2 is a cross-sectional view of the kerbstone of FIG. 1;
fig. 3 is the schematic view of the hard paving surface runoff storage and infiltration system matched with the tree pit.
In the figure, 1, hard pavement surface runoff storage and seepage tree pits, 11 hard pavement structures, 111 hard pavement base layers, 112 hard pavement surface layers, 1221 coarse sand, 1222 perforated pipes, 113 kerbstones, 1131 water permeable ports, 114 kerbstone bases, 12 tree pit structures, 121 rammed plain soil layers, 122 blind ditches, 123 inverted filter layers, 124 graded broken stone layers, 125 planting soil layers, 126 impermeable layers, 127 waste flow pipelines, 2. storage and seepage devices, 21 water inlet branch pipes, 22 water inlet main pipes, 23 water tanks, 24 water drainage pipes, 25 overflow pipes and 26 water supply devices.
Detailed Description
The present invention will now be described in more detail with reference to the accompanying drawings, in which preferred embodiments of the invention are shown, it being understood that those skilled in the art may modify the invention herein described while still achieving the beneficial results of the invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.
Example 1:
as shown in fig. 1 and 2, the hard paving type surface runoff storage and seepage tree pit comprises a hard paving structure 11 and a tree pit structure 12, wherein the hard paving structure 11 comprises a hard paving base layer 111, a hard paving surface layer 112 positioned on the upper part of the hard paving base layer 111, curbstones 113 positioned on the edge of the hard paving structure 11 and a curbstone base 114 positioned on the lower part of the curbstone.
The kerbstone 113 is provided with a water permeable port 1131 at the position with the elevation plus or minus 0 of the hard pavement surface layer 112;
the tree pit structure 12 comprises a tamped plain soil layer 121, a blind ditch 122, a reversed filtering layer 123, a graded crushed stone layer 124, a planting soil layer 125, an impermeable layer 126 and a drainage pipeline 127;
the blind ditch 122 is positioned in a groove at the middle position of the top of the rammed vegetarian soil layer 121, the graded gravel layer 124 is positioned at the upper part of the rammed vegetarian soil layer 121, and the joint positions of the graded gravel layer 124 and the blind ditch 122 with the rammed vegetarian soil layer 121 are respectively provided with a reverse filter layer 123;
the planting soil layer 125 is positioned on the upper part of the graded crushed stone layer 124;
the impermeable layer 126 is positioned at the joint position of the hard paving structure 11 and the tree pit structure 12;
the flow discarding pipeline 127 is positioned at the outer edge of the tree pit structure 12 and below the side of the water permeable port 1131;
the blind ditch 122 is a tunnel filled with coarse sand 1221 and a perforated pipe 1222.
As shown in fig. 3, a storage and seepage system comprises more than two hard paving surface runoff storage and seepage tree pits 1 and storage and seepage devices 2;
the infiltration storage device 2 comprises more than two water inlet branch pipes 21, a water inlet main pipe 22, a water tank 23, a water drain pipe 24, an overflow pipe 25 and a water supply device 26;
the water inlet branch pipes 21 are connected with the perforated pipes 1222 in the hard pavement surface runoff storage and seepage tree pit 1, more than two water inlet branch pipes 21 are connected with inlets in parallel and connected with the water inlet main pipe 22, and the water inlet main pipe 22 is connected with a water inlet of the water tank 23;
the drain pipe 24 is positioned at the bottom of the water tank 23;
the overflow pipe 25 is positioned above the side wall of the water tank 23;
the water supply device 26 is connected with a water outlet below the side wall of the water tank 23 through a pipeline.
The present invention has been described in detail with reference to the embodiments, but the present invention is only a preferred embodiment, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (2)
1. The utility model provides a stereoplasm is spread surface runoff and is held and ooze tree cave, includes stereoplasm pavement structure (11), tree cave structure (12), stereoplasm pavement structure (11), including stereoplasm pavement basic unit (111), be located stereoplasm pavement surface course (112) on stereoplasm pavement basic unit (111) upper portion, be located kerbstone (113) at stereoplasm pavement structure (11) edge, kerbstone base (114) that are located this kerbstone lower part, its characterized in that:
the kerbstone (113) is provided with a water permeable port (1131) at the position with the elevation +/-0 of the field of the hard paving surface layer (112);
the tree pit structure (12) comprises a rammed plain soil layer (121), a blind ditch (122), a reverse filtering layer (123), a graded crushed stone layer (124), a planting soil layer (125), an impermeable layer (126) and a drainage pipeline (127);
the blind ditch (122) is positioned in a groove in the middle of the top of the rammed vegetarian soil layer (121), the graded broken stone layer (124) is positioned on the upper part of the rammed vegetarian soil layer (121), and the anti-filtering layer (123) is arranged at the joint position of the graded broken stone layer (124) and the blind ditch (122) and the rammed vegetarian soil layer (121) respectively;
the planting soil layer (125) is positioned on the upper part of the graded crushed stone layer (124);
the impermeable layer (126) is positioned at the joint position of the hard paving structure (11) and the pit structure (12);
the flow abandoning pipeline (127) is positioned at the outer edge of the pit structure (12) and below the side of the water permeable port (1131);
the blind ditch (122) is a tunnel filled with coarse sand (1221) and a perforated pipe (1222) in the middle.
2. A storage and infiltration system, comprising:
the soil surface runoff storage and seepage tree comprises more than two hard paving tree holes (1) and storage and seepage devices (2) according to claim 1;
the infiltration storage device (2) comprises more than two water inlet branch pipes (21), a water inlet main pipe (22), a water tank (23), a water drain pipe (24), an overflow pipe (25) and a water supply device (26);
the water inlet branch pipes (21) are connected with perforated pipes (1222) in the hard pavement surface runoff storage and seepage tree pit (1), more than two water inlet branch pipes (21) are connected with inlets in parallel and connected with the water inlet main pipe (22), and the water inlet main pipe (22) is connected with a water inlet of the water tank (23);
the drain pipe (24) is positioned at the bottom of the water tank (23);
the overflow pipe (25) is positioned above the side wall of the water tank (23);
the water supply device (26) is connected with a water outlet below the side wall of the water tank (23) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120050528.5U CN214530022U (en) | 2021-01-10 | 2021-01-10 | Hard pavement surface runoff storage and seepage tree pit and storage and seepage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120050528.5U CN214530022U (en) | 2021-01-10 | 2021-01-10 | Hard pavement surface runoff storage and seepage tree pit and storage and seepage system |
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| Publication Number | Publication Date |
|---|---|
| CN214530022U true CN214530022U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120050528.5U Active CN214530022U (en) | 2021-01-10 | 2021-01-10 | Hard pavement surface runoff storage and seepage tree pit and storage and seepage system |
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| CN (1) | CN214530022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119021056A (en) * | 2024-09-14 | 2024-11-26 | 中国建筑第八工程局有限公司 | A street sponge drainage system and construction method thereof |
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2021
- 2021-01-10 CN CN202120050528.5U patent/CN214530022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119021056A (en) * | 2024-09-14 | 2024-11-26 | 中国建筑第八工程局有限公司 | A street sponge drainage system and construction method thereof |
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