CN210975425U - Ecological environment-friendly grass planting and drainage system for road side slope - Google Patents
Ecological environment-friendly grass planting and drainage system for road side slope Download PDFInfo
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- CN210975425U CN210975425U CN201921754975.8U CN201921754975U CN210975425U CN 210975425 U CN210975425 U CN 210975425U CN 201921754975 U CN201921754975 U CN 201921754975U CN 210975425 U CN210975425 U CN 210975425U
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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
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Abstract
The utility model relates to an ecological environment-friendly grass planting drainage system of highway side slope, its characterized in that: the water-saving planting device comprises a grass planting drainage ditch, a drainage layer, a water storage layer and a planting layer; the grass planting drainage ditch comprises a planting groove and a drainage groove, the drainage groove is arranged in the center of the bottom surface of the planting groove, and the side surfaces and the bottom surfaces of the planting groove and the drainage groove are covered with geotextile; the drainage layer comprises a coarse particle type gravel layer and a filter pipe, the coarse particle type gravel layer is filled in the drainage groove, and the filter pipe is buried in the coarse particle type gravel layer; the water storage layer adopts a fine particle type crushed stone layer and is laid on the bottom surface of the planting tank and above the coarse particle type crushed stone layer; planting layer include from supreme planting soil layer and the planting concrete that sets up down, buried the rope that absorbs water underground in the planting soil layer, and the bottom of the rope that absorbs water extends to in the granule formula rubble layer. The utility model discloses have water purification, retaining, drainage concurrently, water supply function, ecological performance is outstanding, be difficult for the fracture or warp, the construction is convenient and the cost is lower, and economic social is showing.
Description
Technical Field
The utility model belongs to the technical field of highway side slope drainage, especially, relate to an ecological environment-friendly grass planting drainage system of highway side slope is applicable to the escape canal construction, is particularly useful for highway side slope escape canal construction.
Background
The most common road slope drainage ditch is of grouted rubble and concrete structure, and the structure has the following defects: firstly, most drainage ditches of the grouted rubble and concrete structures do not have a water storage function, rainwater is quickly drained in rainy days, measures such as spray irrigation, drip irrigation and watering by a sprinkler are adopted in dry irrigation, and the vegetation maintenance cost is increased; secondly, the grouted rubbles and the concrete are difficult to transport, and particularly for high slope engineering, the construction difficulty is high and the construction cost is high; thirdly, the large area of using the grouted rubble and concrete can aggravate the "heat island phenomenon" in the city, and is great to the destruction of environment, and from the material recovery aspect after the structure retires, can cause a large amount of rubbish, in addition, the escape canal of grouted rubble and concrete structure is also comparatively not good enough in the aspect of the aesthetic property.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at to traditional escape canal construction transportation volume big, easily aggravate "heat island phenomenon", afforestation rate low, do not have retaining function scheduling problem, provided the ecological environment-friendly grass planting drainage system of highway side slope.
In order to realize the technical purpose, the utility model discloses a following technical scheme:
the utility model relates to an ecological environment-friendly grass planting drainage system of highway side slope, its characterized in that: the grass planting drainage ditch comprises a grass planting drainage ditch arranged between a slope protection structure and a highway structure, and a drainage layer, a water storage layer and a planting layer which are arranged in the grass planting drainage ditch; the grass planting drainage ditch comprises a planting groove and a drainage groove, and the drainage groove is arranged in the center of the bottom surface of the planting groove; the drainage layer comprises a coarse particle type gravel layer and a filter pipe, the coarse particle type gravel layer is filled in the drainage groove, and the filter pipe is embedded in the coarse particle type gravel layer; the water storage layer adopts a fine particle type crushed stone layer and is laid on the bottom surface of the planting tank and above the coarse particle type crushed stone layer; planting layer include from supreme planting soil layer and the planting concrete of locating fine grain formula rubble layer top down, buried the rope that absorbs water in the planting soil layer underground, and the bottom of the rope that absorbs water extends to in the fine grain formula rubble layer.
Preferably, the upper surface of the plant-growing concrete is wavy. On one hand, the matrix capable of enabling plants to grow is stored in the pores among the aggregates, and various plant matrix layers grow through seeding, so that the greening coverage rate is improved, the heat island phenomenon is relieved, and the environment is beautified; on the other hand, can effectively be detained the rainwater through the "trough" of wave upper surface in the rainy period, reduce the surface runoff.
Preferably, a reinforcing net is further paved between the planting soil layer and the fine particle type gravel layer. The reinforcing net can strengthen the structural strength of the water storage layer and the planting layer quality inspection, and effectively prevent deformation and cracking.
Preferably, the fine particle type crushed stone layer is thick at two sides and thin in the middle; the planting soil layer is of an arc-shaped structure with the middle concave downwards, and the structure is favorable for collecting rainwater.
Preferably, the filter tube is wrapped with a water-permeable geotextile. The geotechnical cloth that permeates water prevents that impurity such as soil from getting into the chimney filter and leading to the chimney filter jam.
Preferably, the highway structure and the slope protection structure are both arranged on the roadbed, and the highway structure comprises a water permeable base layer and a water permeable surface layer; geotextile is laid on the surface of the slope protection structure, the inner wall and the bottom surface of the roadbed, and between the permeable base layer and the roadbed. The highway adopts the structural style of basic unit and the surface course that permeates water, is convenient for arrange the ponding on the highway in the grass planting escape canal, and the setting of geotechnological cloth prevents during the rainwater infiltration road bed.
The utility model has the following characteristics and beneficial effect:
(1) the utility model relates to a highway side slope ecological environment-friendly grass planting drainage system which has the functions of water purification, water storage, drainage and water supply; in rainy days, redundant rainwater permeates into the ground and is stored in the fine particle type crushed stone layer, so that the function of water storage is achieved; when rainstorm comes, rainwater can be discharged in time through the coarse particle type crushed stone layer and the filter pipe, and water purification and delivery are facilitated; in dry seasons, the planting soil layer can automatically absorb water from the fine particle type crushed stone layer through the water absorption rope, so that the upper plants can grow well, the water supply function is realized, and the vegetation maintenance cost is reduced.
(2) The upper surface of the uppermost layer of the plant-growing concrete in the grass planting drainage ditch of the utility model is processed into wave shape, on one hand, the holes among the aggregates store the matrix which can lead the plant to grow, and the multiple plant matrix layers grow through seeding, thereby improving the greening coverage rate, beautifying the environment while relieving the heat island phenomenon; on the other hand, can effectively be detained the rainwater through the "trough" of wave upper surface in the rainy period, reduce the surface runoff.
(3) The utility model discloses a plant the combined action of living concrete, planting soil layer and metalling, form the system that the structure of "rigidity" and "flexibility" combines to laid the reinforcing mat between the structure of "rigidity" and "flexibility", can strengthen the intensity of planting escape canal inner structure, effective prevention is out of shape and the fracture.
(4) The utility model discloses a material transportation such as geotechnological cloth, rubble is convenient, and little and the cost is low to the surrounding environment influence, and planting soil can draw materials on the spot simultaneously, has reduced manpower, material resources and financial resources that the construction consumes.
Drawings
FIG. 1 is a sectional view of an ecological and environmental-friendly grass planting and draining system for a road side slope.
In the figure: 1. the concrete comprises plant raw concrete, 2, a plant soil layer, 3, a reinforcing net, 4, a water absorption rope, 5, a fine particle type gravel layer, 6, a coarse particle type gravel layer, 7, permeable geotextile, 8, a filter pipe, 9, geotextile, 10, a roadbed, 11, a permeable base layer, 12, a permeable surface layer, 13, a slope protection structure, 14, a plant groove and 15, a water drainage groove.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, and the following examples are illustrative of the present invention and are not limited to the following examples. Construction of certain high slope highway escape canal adopts the utility model relates to an ecological environment-friendly grass planting drainage system of highway side slope.
Combine figure 1 to show, ecological environment-friendly grass planting drainage system of highway side slope is including setting up the grass planting escape canal between bank protection structure and highway structure to and set up drainage blanket, water storage layer and the planting layer in the grass planting escape canal. The highway structure and the slope protection structure are arranged on the roadbed 10, and the highway structure comprises a water permeable base layer 11 and a water permeable surface layer 12; slope protection structure 13's surface, the inner wall and the bottom surface of road bed 10, geotechnological cloth 9 has been laid between permeable basic unit 11 and the road bed 10, and then formed the grass planting escape canal between slope protection structure 13 and highway structure, the grass planting escape canal is including planting groove 14 and water drainage tank 15, the cross-section of planting groove 14 is for falling trapezoidal, the degree of depth is 600mm, water drainage tank 15 is the rectangle, it sets up the central point who plants 14 bottoms in the groove, this structure is convenient for arrange the structural ponding of highway in the grass planting escape canal, and prevent in the rainwater infiltration road bed 10.
Drainage blanket include coarse grain formula metalling 6 and filter tube 8, coarse grain formula metalling 6 is filled in water drainage tank 15, coarse grain formula metalling 6 is the thick gravel layer of 150mm, filter tube 8 is buried underground in coarse grain formula metalling 6, filter tube 8's outside parcel has geotechnological cloth 7 that permeates water for prevent impurity such as soil from getting into filter tube 8 and leading to filter tube 8 to block up.
The water storage layer adopt a fine particle type crushed stone layer 5, the fine particle type crushed stone layer 5 is a zeolite layer and is laid on the bottom surface of the planting groove 14 and the upper side of the coarse particle type crushed stone layer 6, the fine particle type crushed stone layer 5 adopts a structure with two thick sides, the minimum thickness is 100mm and the middle is thin, a layer of reinforcing net 3 is laid on the upper side of the fine particle type crushed stone layer 5, and the reinforcing net 3 is woven by composite fiber ropes. Planting layer include from supreme planting soil layer 2 of locating fine grain formula metalling top down and plant raw concrete 1, planting soil layer 2 thick for 120mm, and be middle downwards recessed arc structure, help the collection of rainwater, plant and bury the rope 4 that absorbs water in the soil layer 2 underground, and absorb water rope 4 and pass reinforcing screen 3, the bottom extends to in the fine grain formula metalling 5. Plant the flexible layer of soil layer 2 and the rigidity layer of fine grain formula metalling 5 and combine together to set up reinforcing mesh 3 between flexible layer and rigidity layer, strengthen the intensity of planting escape canal inner structure, effectively plant escape canal inner structure's deformation and fracture of preapring for an unfavorable turn of events. The upper surface of the plant-growing concrete 1 is wavy, on one hand, a substrate capable of enabling plants to grow is stored in pores among aggregates, and various plant substrate layers grow through seeding, so that the greening coverage rate is improved, the heat island phenomenon is relieved, and the environment is beautified; on the other hand, can effectively be detained the rainwater through the "trough" of wave upper surface in the rainy period, reduce the surface runoff.
The main construction process of the ecological environment-friendly grass planting and drainage system for the road side slope is as follows:
step one, digging a grass planting drainage ditch: measuring the central line and the side line of the grass planting drainage ditch, excavating the planting groove 14 by utilizing a manually-matched excavating machine, excavating in a manual excavation mode to form a drainage groove 15, manually trimming to a designed size, and tamping the bottom and the inner wall of the grass planting drainage ditch.
Step two, laying geotextile 9: geotextile laying geotextile 9 is laid on the surface of the slope protection structure 13, the inner wall and the bottom surface of the roadbed 10 and the position of the pre-constructed highway structure, so that the geotextile 9 is ensured to be laid smoothly and be tightly lapped, and then the water permeable base layer 11 and the water permeable surface layer 12 are constructed in sequence.
Step three, constructing a coarse grain type gravel layer 6: laying coarse grain formula metalling 6 in water drainage tank 15, ensuring that the material gradation distributes evenly, there is not obvious particle separation phenomenon to lay the chimney filter 8 of the geotechnological cloth 7 that permeates water of outsourcing wherein, backfill the processing around the chimney filter 8, suitably watering and roll coarse grain formula metalling 6 closely knit.
Step four, constructing a fine particle type crushed stone layer 5: laying a fine particle type crushed stone layer 5 on the bottom surface of the planting groove 14 and the upper part of the coarse particle type crushed stone layer 6 to ensure that the material grading distribution is uniform without obvious particle separation phenomenon; then, paving a reinforcement 3 on the fine particle type crushed stone layer 5, and embedding the lower ends of the water absorption ropes 4 bound on the reinforcement net 3 into the fine particle type crushed stone layer 5 one by one; further, water is appropriately sprayed and the fine particle type crushed stone layer 5 is compacted.
Step five, filling a planting soil layer 2: evenly fill the planting soil layer 2 of local materials in 3 upper portions of strengthening to bury the rope 4 upper ends that absorb water of ligature on net 3 in planting soil layer 2 one by one, thereafter suitably watering and will plant soil layer 2 and roll closely knit.
Step six, constructing the plant-growing concrete 1: and erecting a customized wavy template on the planting soil layer 2 according to the design size, pouring the planting concrete 1 into the template, maintaining, removing the template after the maintenance is in place, and sowing on the wavy surface of the upper surface of the planting concrete 1.
In rainy days, the utility model, the redundant rainwater permeates into the ground and is stored in the fine particle type crushed stone layer 5, so as to achieve the function of water storage; when rainstorm comes, rainwater can be discharged in time through the coarse particle type crushed stone layer 6 and the filter pipe 8, and water purification and water delivery are facilitated; in dry seasons, the planting soil layer 2 can automatically absorb water from the fine particle type crushed stone layer 5 through the water absorption rope 4, so that the upper plants can grow well, the water supply function is realized, and the vegetation maintenance cost is reduced.
The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be used to limit 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 (6)
1. The utility model provides an ecological environment-friendly grass planting drainage system of highway side slope which characterized in that: the grass planting drainage ditch comprises a grass planting drainage ditch arranged between a slope protection structure (13) and a highway structure, and a drainage layer, a water storage layer and a planting layer which are arranged in the grass planting drainage ditch; the grass planting drainage ditch comprises a planting groove (14) and a drainage groove (15), wherein the drainage groove (15) is arranged at the central position of the bottom surface of the planting groove (14); the drainage layer comprises a coarse-grained gravel layer (6) and filter pipes (8), the coarse-grained gravel layer (6) is filled in the drainage groove (15), and the filter pipes (8) are embedded in the coarse-grained gravel layer (6); the water storage layer adopts a fine particle type crushed stone layer (5) which is paved on the bottom surface of the planting groove (14) and above the coarse particle type crushed stone layer (6); planting layer include from supreme planting soil layer (2) of locating fine grain formula rubble layer (5) top down and plant raw concrete (1), bury in planting soil layer (2) and absorb water rope (4), and the bottom of absorbing water rope (4) extends to in fine grain formula rubble layer (5).
2. The ecological and environment-friendly grass planting and draining system for road slopes according to claim 1, characterized in that: the upper surface of the plant-growing concrete (1) is wavy.
3. The ecological and environment-friendly grass planting and draining system for road slopes according to claim 1, characterized in that: and a reinforcing net (3) is laid between the planting soil layer (2) and the fine particle type gravel layer (5).
4. The ecological and environment-friendly grass planting and draining system for road slopes according to claim 1, characterized in that: the fine particle type crushed stone layer (5) is thick at two sides and thin in the middle; the planting soil layer (2) is of an arc structure with the middle concave downwards.
5. The ecological and environment-friendly grass planting and draining system for road slopes according to claim 1, characterized in that: the outer side of the filter tube (8) is wrapped with a permeable geotextile (7).
6. The ecological and environment-friendly grass planting and draining system for road slopes according to claim 1, characterized in that: the highway structure and the slope protection structure (13) are arranged on the roadbed (10), and the highway structure comprises a water permeable base layer (11) and a water permeable surface layer (12); geotextile (9) is laid on the surface of the slope protection structure (13), the inner wall and the bottom surface of the roadbed (10), and between the permeable base layer (11) and the roadbed (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754975.8U CN210975425U (en) | 2019-10-18 | 2019-10-18 | Ecological environment-friendly grass planting and drainage system for road side slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754975.8U CN210975425U (en) | 2019-10-18 | 2019-10-18 | Ecological environment-friendly grass planting and drainage system for road side slope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210975425U true CN210975425U (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921754975.8U Expired - Fee Related CN210975425U (en) | 2019-10-18 | 2019-10-18 | Ecological environment-friendly grass planting and drainage system for road side slope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210975425U (en) |
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2019
- 2019-10-18 CN CN201921754975.8U patent/CN210975425U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20211018 |