CN212184495U

CN212184495U - Water storage and drainage structure

Info

Publication number: CN212184495U
Application number: CN202020548860.XU
Authority: CN
Inventors: 智勇杰; 周晔
Original assignee: Shenzhen Gongda International Engineering Design Co ltd
Current assignee: Shenzhen Gongda International Engineering Design Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-22
Anticipated expiration: 2030-04-14

Abstract

A water storage and drainage structure comprises a planting soil layer, wherein the surface of the planting soil layer is sunken downwards to form a grass ditch for planting vegetation; the water storage layer is positioned below the planting soil layer; the upper end of the penetration pipe penetrates out of the planting soil layer to form an overflow port in the grass ditch, and the pipe wall of the penetration pipe in the water storage layer is provided with a plurality of small holes penetrating into the pipe; the water collecting tank is arranged below the water storage layer, the lower end of the permeation tube is connected to the water collecting tank, a water pump is arranged in the water collecting tank, and the water pump is connected with an irrigation tube which penetrates out of the planting soil layer upwards; the spray head is connected with the water outlet of the irrigation pipe and is positioned above the grass ditch; and the drain pipe is connected to the top of the water collecting tank or the side wall close to the top, and the water outlet side of the drain pipe is lower than the height of the water collecting tank. The utility model discloses can will collect the rainwater after the filtration, the rainwater of collection can irrigate the vegetation in the arid season to recycle the rainwater, water conservation water, green.

Description

Water storage and drainage structure

Technical Field

The utility model relates to a sponge urban design field, concretely relates to drainage structures holds of ecological grass planting ditch.

Background

At present, most of grass planting ditches generally adopt artificial ditch type grass ditches, do not have a special drainage system, and only rely on natural infiltration to treat rainwater. However, when surface runoff is converged in the grass furrows and is greater than the infiltration speed of the grass furrows, waterlogging easily occurs, so that the grass furrows have certain drainage capacity, but the drainage capacity is limited.

In addition, in the current grass planting ditches, the redundant rainwater gathered in the grass ditches is discharged to the outside, such as a ditch, a river or a pond, i.e. the rainwater is not reused, however, in the dry season, the vegetation in the grass ditches is irrigated by a sprinkler or tap water, so that the waste of water resources is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the above-mentioned problem that prior art exists, provide one kind and can collect the rainwater after filtering, the rainwater of collecting irrigates the vegetation after the arid season accessible water pump spot check, recycles the rainwater, water conservation water, green's ecological grass planting ditch hold drainage structures.

In order to achieve the above object, the utility model provides a hold drainage structures, include:

a planting soil layer, the surface of which is sunken downwards to form a grass ditch for planting vegetation;

the water storage layer is positioned below the planting soil layer;

the upper end of the penetration pipe penetrates out of the planting soil layer to form an overflow port in the grass ditch, and the pipe wall of the penetration pipe in the water storage layer is provided with a plurality of small holes penetrating into the pipe;

the water collecting tank is arranged below the water storage layer, the lower end of the permeation tube is connected to the water collecting tank, a water pump is arranged in the water collecting tank, and the water pump is connected with an irrigation tube which penetrates out of the planting soil layer upwards;

the spray head is connected with the water outlet of the irrigation pipe and is positioned above the grass ditch; and

and the drain pipe is connected to the top of the water collecting tank or the side wall close to the top, and the water outlet side of the drain pipe is lower than the height of the water collecting tank.

As the utility model discloses a further preferred technical scheme, the aquifer is gravel, cobble, or the mixture of gravel and cobble, be formed with the infiltration clearance between the pipe wall of gravel or cobble and infiltration pipe and the aperture.

As a further preferred technical scheme of the utility model, the vertical setting of infiltration pipe, and the quantity of infiltration pipe be many, and many infiltration pipes set up along the length direction interval of grass ditch.

As the utility model discloses a further preferred technical scheme, hold drainage structures and still include the catchment pipe of being connected with the header tank, the lower extreme of many infiltration pipes is connected respectively on same catchment pipe, and many infiltration pipes are connected to the header tank through catchment pipe.

As a further preferred technical scheme of the utility model, the both sides of grass ditch are the sclerosis earth's surface, and the sclerosis earth's surface has the slope, so that the runoff direction orientation of earth's surface the grass ditch.

As a further preferred technical scheme of the utility model, the sclerosis earth's surface is pedestrian's way, lane or square, and the slope of sclerosis earth's surface is 3-5 degrees.

As a further preferred technical scheme of the utility model, the both sides of grass ditch and the junction of sclerosis earth's surface are equipped with the kerbstone, be equipped with diversion hole or diversion groove on the kerbstone, the runoff on sclerosis earth's surface flows in along diversion hole or diversion groove in the grass ditch.

As a further preferred technical scheme of the utility model, the gap is higher than the ditch bottom of grass ditch, and is less than diversion hole or diversion groove.

As a further preferable technical proposal of the utility model, the overflow gap is covered with a filtering grate.

As a further preferable technical scheme of the utility model, the ditch depth of the grass ditch is not less than 100mm, the planting soil layer is 100-300mm in the ditch bottom thickness of the grass ditch, and the thickness of the water storage layer is 400-500 mm.

The utility model discloses an ecological grass planting ditch holds drainage structure through adopting above-mentioned technical scheme, can reach following beneficial effect:

1) compared with the artificial ditch type grass ditches, the ecological grass planting ditch can provide larger elastic space, the permeability of the grass slope is more favorable for rapid infiltration and diversion of rainwater, and the larger the grass slope is, the better the water body can be purified;

2) the utility model can collect the filtered rainwater, and the collected rainwater can be irrigated to the vegetation after being spot checked by the water pump in arid seasons, thereby recycling the rainwater, saving water and water, and being green and environment-friendly;

3) the utility model discloses both satisfied the demand of drainage, retaining, had very strong ornamental value again.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of an example of the water storage and drainage structure of the present invention.

In the figure: 1. planting soil horizon, 2, water storage layer, 3, basic soil, 4, permeation tube, 5, water pump, 6, header tank, 7, drain pipe, 8, curbstone, 9, diversion hole, 10, overflow gap, 11, shower nozzle, 12, hardened earth's surface.

The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description. In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for the sake of clarity only, and are not intended to limit the scope of the invention, its relative relationship between the terms and their derivatives, and the scope of the invention should be understood as being limited by the claims.

As shown in fig. 1, the utility model provides a pair of hold drainage structures, include:

the surface of the planting soil layer 1 is sunken downwards to form a grass ditch for planting vegetation, the grass ditch divides the ground surface into landscape ground surface ditches, and rainwater runoff on a square and a lane can flow into the grass ditch, for example, between the square and the lane beside the square;

the water storage layer 2 is positioned below the planting soil layer 1 and used for storing rainwater seeped downwards from the planting soil layer 1 and storing water for vegetation on the planting soil layer 1, and the base soil 3 is positioned below the water storage layer 2;

the penetration pipe 4 is positioned in the planting soil layer 1 and the water storage layer 2, the upper end of the penetration pipe 4 penetrates through the planting soil layer 1 to form an overflow port 10 positioned in the grass ditch, the pipe wall of the penetration pipe 4 in the water storage layer 2 is provided with a plurality of small holes penetrating into the pipe, when the water in the water storage layer 2 is saturated, the penetration pipe 4 can penetrate into the penetration pipe 4, if heavy rain is in a heavy rain season and the rainwater gathered in the grass ditch is higher than the infiltration speed of the grass ditch, when the rainwater is gathered in the grass ditch, when the height of the gathered rainwater reaches the overflow port 10, the gathered rainwater can quickly flow into the penetration pipe 4 through the overflow port 10, so that the rainwater is prevented from further gathering in the grass ditch, and the rainwater flood is efficiently relieved;

the water collecting tank 6 is arranged in the base soil 3 below the water storage layer 2, the lower end of the permeation tube 4 is connected to the water collecting tank 6, a water pump 5 is arranged in the water collecting tank 6, the water pump 5 is connected with an irrigation tube which penetrates out of the planting soil layer 1 upwards, and rainwater permeating into the permeation tube 4 can be gathered in the water collecting tank 6 for storage;

the spray head 11 is connected to a water outlet of the irrigation pipe and is positioned above the grass ditch, when vegetation in the grass ditch needs irrigation, the water pump 5 runs, and water stored in the water collecting tank 6 is sprayed out through the spray head 11 to irrigate the vegetation;

the drain pipe 7 is connected on the top of header tank 6 or the lateral wall that is close to the top, and the play water side of drain pipe 7 is less than the height of header tank 6, and in the more season of rainwater, when header tank 6's water has been deposited to the time, the water accessible drain pipe 7 that the header tank 6 spills over discharges fast, and municipal blowdown irrigation canals can be connected to drain pipe 7.

In the concrete implementation, aquifer 2 is gravel, cobble, or the mixture of gravel and cobble, and the clearance is big, and the retaining ability is strong, and the usable growth of planting vegetation on soil horizon 1 of retaining effect, gravel or cobble with be formed with the infiltration clearance between the aperture of infiltration pipe 4, when the rainfall is big, do benefit to rainwater infiltration pipe 4 to it arranges outward to have accelerated the rainwater, has prevented ponding on the grass ditch.

In the concrete implementation, 4 vertical settings of infiltration pipe, and the quantity of infiltration pipe 4 is many, and many infiltration pipes 4 set up along the length direction interval of grass ditch, according to the interval that drainage ability selectivity set up infiltration pipe 4 to satisfy the demand of drainage. Hold drainage structures still include the catchment pipe of being connected with header tank 6, and the lower extreme of many permeability tubes 4 is connected respectively on same catchment pipe, and many permeability tubes 4 are connected to header tank 6 through catchment pipe.

In a specific implementation, the hardened earth surface 12 is arranged on two sides of the grass furrow, and the hardened earth surface 12 has an inclined slope, so that the runoff direction of the earth surface faces the grass furrow. The hardened surface 12 is a pedestrian road, a driveway or a square, for example, as a green belt for dividing a motor vehicle from a pedestrian road, and simultaneously utilizes plants to filter and precipitate pollution (oil stains, particulate matters and the like) on the motor vehicle pavement, and simultaneously relieves the problem of rainstorm and water accumulation in the area over the years. The grade of the hardened surface 12 is 3-5 degrees, but in specific implementation, specific values of the grade can be specifically set according to specific requirements, which is not illustrated here.

In specific implementation, curbstones 8 are arranged at the joints of the two sides of the grass ditch and the hardened earth surface 12, water diversion holes 9 or water diversion grooves are formed in the curbstones 8, runoff of the hardened earth surface 12 flows into the grass ditch along the water diversion holes 9 or the water diversion grooves, and the structure is designed to prevent water from accumulating on the road surface and enable rainwater to be quickly guided into the grass ditch along the water diversion holes 9 or the water diversion grooves.

In specific implementation, the overflow gap 10 is higher than the bottom of the grass ditch and lower than the diversion holes 9 or the diversion grooves, and the overflow gap 10 is covered with a filtering grate.

In specific implementation, the depth of the grass ditches is not less than 100mm, the thickness of the planting soil layer 1 at the bottom of the grass ditches is 100-300mm, and the thickness of the water storage layer 2 is 400-500 mm.

The utility model discloses an ecological grass planting ditch hold drainage structures is applied to in the sponge city, and the surface runoff of grass ditch both sides can assemble in the grass ditch when raining, plants soil horizon 1, water-storage layer 2 and plant the vegetation of planting on soil horizon 1 and can both high-efficiently alleviate rainfall flood and rainwater row and hold, can handle the runoff pollution again. This ecological grass planting ditch system's simple structure, area is little, and easy to maintain, consequently, this ecological grass planting ditch system can use in urban landscape design in a large number for ecological grass planting ditch system has satisfied the demand of drainage promptly, still has fine ornamental value.

Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many changes and modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.

Claims

1. A water storage and drainage structure, comprising:

the water storage layer is positioned below the planting soil layer;

2. A water storage and drainage structure as claimed in claim 1 wherein the aquifer is gravel, pebble, or a mixture of gravel and pebble, and water permeable gaps are formed between the gravel or pebble and the pipe wall and the small holes of the permeation pipe.

3. A water storage and drainage structure as claimed in claim 2, wherein the penetration pipes are vertically arranged, the number of the penetration pipes is multiple, and the multiple penetration pipes are arranged at intervals along the length direction of the grass furrows.

4. A water storage and drainage structure as claimed in claim 3, further comprising a header connected to the header tank, wherein the lower ends of the plurality of permeation tubes are connected to the same header, respectively, and the plurality of permeation tubes are connected to the header tank through the header.

5. A water storage and drainage structure according to claim 1, wherein the grass furrows are flanked by hardened ground surfaces having an inclined slope such that the runoff direction of the ground surfaces is towards the grass furrows.

6. A water storage and drainage structure according to claim 5 wherein the hardened earth's surface is a sidewalk, driveway or plaza and the slope of the hardened earth's surface is 3-5 degrees.

7. A water storage and drainage structure as claimed in any one of claims 1 to 6, wherein curbstones are arranged at the joints of the two sides of the grass ditches and the hardened ground surface, water diversion holes or water diversion grooves are arranged on the curbstones, and runoff of the hardened ground surface flows into the grass ditches along the water diversion holes or the water diversion grooves.

8. A storage and drainage structure as claimed in claim 7, wherein the weirs are higher than the bottom of the grass furrows and lower than the drainage holes or troughs.

9. A water storage and discharge structure according to claim 8, wherein said overflow weir is further covered with a filtering grate.

10. A water storage and drainage structure as claimed in any one of claims 1 to 6, wherein the depth of the grass furrows is not less than 100mm, the thickness of the planting soil layer on the bottom of the grass furrows is 100-300mm, and the thickness of the water storage layer is 400-500 mm.