CN219060263U - Concealed novel ecological intercepting ditch for pavement side slope - Google Patents

Abstract

The utility model discloses a concealed novel ecological water interception ditch for a pavement slope, which is arranged in a water interception ditch body in a pavement slope ditch, wherein the water interception ditch body comprises an impermeable layer, a permeable pipe, a permeable filler, a first permeable layer, a coarse sand cushion layer, a second permeable layer and a planting layer, the impermeable layer is paved on the inner wall of the pavement slope ditch, the permeable pipe is arranged in the pavement slope ditch in the impermeable layer and fills the permeable filler around the permeable pipe, the first permeable layer, the coarse sand cushion layer, the second permeable layer and the planting layer are paved on the permeable filler in sequence from bottom to top, and rainwater falls on the planting layer along the pavement slope and permeates the permeable pipe in sequence from top to bottom. The ecological water intercepting ditch is used for a pavement side slope, and the novel ecological water intercepting ditch which is hidden, difficult to corrode and destroy, difficult to block and smooth in drainage is realized.

Description

Concealed novel ecological intercepting ditch for pavement side slope

Technical Field

The utility model relates to the technical field of slope drainage engineering, in particular to a hidden novel ecological intercepting ditch for a side slope of a footpath.

Background

With the acceleration of the urban process, it becomes more difficult for people to seek leisure and relaxation options after busy work. The healthy walkways between mountain forests are closer to cities, so that the requirement of convenience in passing of people is met; secondly, the two sides of the footpath are mostly in forest environment, so that people in the footpath can relax mood and relieve pressure. The ecological side slope is not only used as a basic measure for supporting and protecting the pavement, but also an important component of landscape along the pavement. The traditional highway side slope intercepting ditch is generally built by masonry materials, and is applied to the following defects of the side slope: 1) The size of the intercepting ditch is bigger, the surface of the structure is exposed, and the overall coordination with the environmental landscape along the pavement is poor; 2) Concrete is poured in the intercepting ditches, so that the intercepting ditches are easy to corrode and damage for a long time; 3) The intercepting ditch is easy to be blocked, needs to be cleaned manually at regular intervals, or is easy to cause unsmooth drainage, so that on the basis of the defects, a novel ecological intercepting ditch which is used for a pavement side slope and can be hidden, is not easy to erode and destroy, is not easy to block and is smooth in drainage needs to be designed.

Disclosure of Invention

The utility model aims to provide a concealed novel ecological intercepting ditch for a pavement slope.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a novel ecological water intercepting ditch of hidden for pavement slope, including setting up the water intercepting ditch body at pavement slope ditch inslot, the water intercepting ditch body includes barrier layer, permeable pipe, permeable filler, first permeable layer, coarse sand bed course, second permeable layer and planting layer, the barrier layer is laid at pavement slope ditch inner wall, permeable pipe sets up at the inboard pavement slope ditch of barrier layer and fills permeable filler around it, first permeable layer, coarse sand bed course, second permeable layer and planting layer are from down up laying in proper order on permeable filler, and the rainwater falls along the pavement slope on the planting layer and from last infiltration pipe down in proper order.

Further, the planting layer comprises a planting soil layer and a vegetation layer which are paved up and down, and the top of the planting soil layer is provided with an arc-shaped channel for storing water in rainy seasons to form a biological reservoir.

Further, the thickness of the planting soil layer is not less than 200mm.

Further, the planting layer further comprises a finished product water draining and storing plate paved between the planting soil layer and the second permeable layer for storing part of water and draining redundant water.

Further, the permeable pipe adopts an HDPE perforated corrugated pipe, the pipe diameter is 400mm, and the open pore density is not less than 15%.

Further, the side slope groove of the footpath is of an inverted trapezoid structure with a large upper part and a small lower part.

Further, the first water permeable layer and the second water permeable layer both adopt 200g/m ² For filtering stormwater in multiple layers and maintaining drainage.

After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:

1. the ecological ditch is suitable for the hidden novel ecological ditch of the side slope of the pavement, adopts the flexible drainage facility to intercept the rainwater flowing to the slope surface from the top of the side slope, can prevent the water and soil loss of the side slope, and meanwhile, is provided with the planting layer for forming the biological reservoir, is integrated with the landscape along the pavement, and improves the attractiveness.

2. Compared with the traditional water intercepting ditch, the water intercepting ditch body adopts a novel structural form and materials, the occupied area of the arc-shaped ditch body section is small, the land can be effectively saved, the arc-shaped ditch body section can form a biological reservoir in rainy season, a vegetation layer is kept moist, and vegetation growth is promoted to further strengthen soil.

3. The inner side of the intercepting ditch body is sequentially provided with the water-permeable filler, the coarse sand cushion layer, the finished product water draining and storing plate, the planting soil layer and the vegetation layer in the direction away from the ditch, so that impurities discharged into the intercepting ditch can be effectively filtered, the impact of water flow on the ditch body is slowed down, the intercepting ditch is prevented from deforming, the smooth drainage is kept, when the water quantity in the ditch body is saturated, the purified water body enters the water-permeable pipe to be drained, the balance of underground water is kept, the novel ecological intercepting ditch is lower in cost than the traditional intercepting ditch, the construction is convenient, and the cost is saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Reference numerals illustrate:

a pavement slope groove 1; a water interception ditch body 2; a biological reservoir 3; a barrier layer 21; a water permeable pipe 22; a water permeable filler 23; a first water permeable layer 24; a coarse sand cushion 25; a second water permeable layer 26; a planting soil layer 27; a vegetation layer 28; the finished product is discharged and stored in the water plate 29.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to fig. 1, the utility model discloses a concealed novel ecological water interception ditch for a pavement slope, which comprises a water interception ditch body 2 arranged in a pavement slope groove 1, wherein the water interception ditch body 2 comprises an impermeable layer 21, a permeable pipe 22, a permeable filler 23, a first permeable layer 24, a coarse sand cushion layer 25, a second permeable layer 26 and a planting layer, the impermeable layer 21 is paved on the inner wall of the pavement slope groove 1, the permeable pipe 22 is arranged in the pavement slope groove 1 at the inner side of the impermeable layer 21 and fills the permeable filler 23 around the permeable pipe, the first permeable layer 24, the coarse sand cushion layer 25, the second permeable layer 26 and the planting layer are sequentially paved on the permeable filler 23 from bottom to top, and rainwater falls on the planting layer along the pavement slope and sequentially permeates into the permeable pipe 22 from top to bottom.

The pavement slope groove 1 is arranged on the slope surface of the pavement slope.

The impermeable layer 21 of the present embodiment is preferably impermeable geotextile, so as to prevent water in the intercepting ditch body 2 from infiltrating into soil body at the top of the slope along the slope ditch 1 of the catwalk to cause water and soil loss of the slope.

The novel hidden ecological intercepting ditch suitable for the pavement slope ditch 1 adopts a flexible drainage facility to intercept the rainwater flowing to the slope surface from the slope top, can prevent the water and soil loss of the slope, and meanwhile, the planting layer is arranged for forming a biological reservoir, and is fused with the pavement along the landscape, so that the attractiveness is improved.

The planting layer comprises a planting soil layer 27 and a vegetation layer 28 which are paved up and down, the top of the planting soil layer 27 is provided with an arc-shaped channel for storing water in rainy seasons, and a biological reservoir 3 is formed.

The thickness of the planting soil layer 27 is not less than 200mm.

The planting layer further includes a final drainage and storage plate 29 disposed between the planting layer 27 and the second permeable layer 26 for storing part of the water and draining excess water.

The finished product water discharge and storage plate 29 is provided with a water discharge hole and a water storage tank, and water is discharged from the water discharge hole after the water storage tank is full of water.

The water permeable pipe 22 adopts an HDPE perforated corrugated pipe, the pipe diameter is 400mm, and the open pore density is not less than 15%.

The side slope groove 1 of the footpath is of an inverted trapezoid structure with a big top and a small bottom.

The first water permeable layer 24 and the second water permeable layer 26 each use 200g/m ² For filtering stormwater in multiple layers and maintaining drainage.

The working principle of the novel ecological water interception ditch provided by the embodiment is as follows:

the intercepting ditch body 2 in the embodiment prevents water and soil loss of a side slope by intercepting rainwater flowing to the slope surface from the slope top, when water enters the intercepting ditch body 2, the circular arc-shaped planting soil layer 27 collects the water to form the biological reservoir 3, the vegetation layer 28 is kept moist, and plant growth in the vegetation layer 28 is promoted.

Through the interactive cooperation of planting soil layer 27 and vegetation layer 28, will effectively filter the impurity of the water in the drainage ditch of discharging, the purified water passes through finished product drainage retaining plate, coarse sand bed course 25, permeability filler 23 and permeable tube 22 infiltration layer upon layer, slows down the water infiltration rate, can effectively alleviate the impact of rivers to the ditch body, keeps the shape of drainage ditch, prevents its deformation, keeps the unobstructed of drainage. When the water in the ditch is saturated, the purified water enters the water permeable pipe 22 to be discharged, so that the balance of the underground water is maintained.

Preferably, vegetation layer 28 is planted with vegetation which is fused with ecological landscapes along the pavement, the vegetation is selected according to climate division, the vegetation has excellent stress resistance, stems and branches are easy to grow, and the effect of covering ecological intercepting ditches is achieved.

The water permeable filler 23 may be activated carbon, crushed stone, gravel or sponge, and is preferably crushed (pebble) or round gravel, firstly, the material with too small particle size should be avoided, which causes the blocking of holes on the water permeable pipe 22, and influences the water to be discharged into the water permeable pipe 22, and secondly, the material with too large particle size should not be selected, which causes the reduction of the flexibility of the ecological intercepting ditch, and the particle size of the crushed (pebble) or round gravel should be more than 1.5 times of the diameter of the holes on the water permeable pipe 221.

The compactness of the water-permeable filler 23 and the coarse sand cushion 25 is not less than 94%, so that deformation of the first water-permeable layer 24 and the second water-permeable layer 26 is avoided, and the drainage capacity of the ecological water interception ditch is influenced.

Similarly, the first water permeable layer 24 and the second water permeable layer 26 may be made of water permeable materials, which are known in the art and function to permeate water and filter.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims (7)

1. A novel ecological water intercepting ditch of hidden for pavement side slope, its characterized in that, including setting up the water intercepting ditch body at pavement side slope ditch inslot, the water intercepting ditch body includes barrier layer, water permeable pipe, water permeable filler, first permeable layer, coarse sand bed course, second permeable layer and planting layer, the barrier layer is laid at pavement side slope ditch inner wall, water permeable pipe sets up at the inboard pavement side slope ditch of barrier layer and fills the water permeable filler around it, first permeable layer, coarse sand bed course, second permeable layer and planting layer are laid down on the water permeable filler in proper order, and the rainwater is followed the pavement side slope and is fallen on the planting layer and from last infiltration water permeable pipe down in proper order.

2. A concealed, novel ecological water interception ditch for a side slope of a walk as claimed in claim 1, wherein: the planting layer comprises a planting soil layer and a vegetation layer which are paved up and down, and the top of the planting soil layer is provided with an arc-shaped channel for storing water in rainy seasons to form a biological reservoir.

3. A concealed, novel ecological water interception ditch for a side slope of a walk as claimed in claim 2, wherein: the thickness of the planting soil layer is not less than 200mm.

4. A concealed, novel ecological water interception ditch for a side slope of a walk as claimed in claim 3, wherein: the planting layer also comprises a finished product water draining and storing plate paved between the planting soil layer and the second permeable layer and used for storing part of water and draining redundant water.

5. A concealed, novel ecological water interception ditch for a side slope of a walk as claimed in claim 1, wherein: the permeable pipe adopts an HDPE perforated corrugated pipe, the pipe diameter is 400mm, and the open pore density is not less than 15%.

6. A concealed, novel ecological water interception ditch for a side slope of a walk as claimed in claim 1, wherein: the side slope groove of the footpath is of an inverted trapezoid structure with a large upper part and a small lower part.

7. A concealed, novel ecological water interception ditch for a side slope of a walk as claimed in claim 1, wherein: the first water permeable layer and the second water permeable layer both adopt 200g/m ² For filtering stormwater in multiple layers and maintaining drainage.

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