CN209924024U

CN209924024U - Ecological grass planting ditch for urban rainwater flood control

Info

Publication number: CN209924024U
Application number: CN201920397391.3U
Authority: CN
Inventors: 董娜
Original assignee: Shiyue Ecological Technology (tianjin) Co Ltd
Current assignee: Shiyue Ecological Technology (tianjin) Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-01-10
Anticipated expiration: 2029-03-27

Abstract

The utility model discloses an ecological grass planting ditch for urban rainwater flood control, which comprises a foundation, the flower bed has been seted up on the ground, the flower bed is followed outward to open there is the sluicing groove, install prevention of seepage box in the flower bed, the activated carbon layer is laid to prevention of seepage box bottom, lay the sandstone layer on the activated carbon layer, the sandstone layer upper berth is equipped with the geotechnological cloth layer, geotechnological cloth layer upper berth is equipped with the soil horizon, plant the vegetation on the soil horizon the drip has been seted up to prevention of seepage box bottom lower surface, sponge layer is hugged closely to prevention of seepage box lower surface. The utility model discloses the structure is ingenious, has compatible afforestation and flood control and has stopped the advantage of waterlogging system, can enough effectively reduce the pressure that urban flood control was let out the waterlogging when suddenly meeting torrential rain, also can regard as urban green area to exist at normal weather simultaneously, blocks the dust that flies upward and absorbs various harmful gas to play the effect of filtering, air-purifying, also can keep the greenbelt vigor through the water injection at arid weather.

Description

Ecological grass planting ditch for urban rainwater flood control

Technical Field

The utility model relates to an ecological field especially relates to an ecological grass planting ditch for urban rainwater flood control.

Background

Along with the acceleration of the urbanization process of China, the impervious area of the city is greatly increased, under the condition of a large amount of rainfall, the flood peak is advanced, the flood volume is increased, urban waterlogging is easily formed, the trip of people is very inconvenient, but if an independent flood discharge channel needs to be laid, the resource is greatly consumed, the urban planning space is occupied, meanwhile, the traditional green belt in the city has single effect, the waterlogging prevention is needed in rainy seasons, the watering is needed in dry seasons, and the maintenance is not easy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an ecological grass planting ditch for urban rainwater flood control.

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

an ecological grass planting ditch for urban rainwater flood control comprises a foundation 1, wherein a flower bed 3 is arranged on the foundation 1, the outer edge of the flower bed 3 is provided with a water drainage groove 5, an anti-seepage box 4 is arranged in the flower bed 3, the bottom of the anti-seepage box 4 is paved with an active carbon layer 9, a sandstone layer 8 is laid on the activated carbon layer 9, a geotextile layer 7 is laid on the sandstone layer 8, a soil layer 6 is laid on the geotechnical cloth layer 7, vegetation 2 is planted on the soil layer 6, a drip 17 is arranged on the lower surface of the bottom of the anti-seepage box 4, the lower surface of the seepage-proofing box 4 is tightly attached to the sponge layer 15, the lower surface of the sponge layer 15 is tightly attached to the water seepage plate 11, a water storage tank 12 is welded on the water seepage plate 11, a water outlet 14 is arranged at the left side of the water storage tank 12, a water filling port 10 is formed in the right side of the water storage tank 12, and a water inlet pipe 13 is connected to the position, close to the bottom, of the water storage tank 12.

Preferably, the upper surface of the sponge layer 15 is provided with a water collecting tank 16.

Preferably, the water outlet 14 is opened at a distance of two thirds from the bottom of the water storage tank 12.

Preferably, the filling nozzle 10 opens at the water storage tank 12 near the upper surface.

Preferably, the bottom of the water seepage plate 11 is chiseled with a plurality of small holes which are evenly distributed.

Preferably, a hydraulic pump 18 is fixedly installed outside the water storage tank 12, the hydraulic pump 18 is divided into a mounting seat 25, a water inlet cavity 23 and a water outlet cavity 24, and the water inlet cavity 23 and the water outlet cavity 24 are separated by an impeller 22.

Preferably, the mounting seat 25 is fixed on the outer side wall of the water storage tank 12 by a fastening screw 26.

Preferably, the water inlet chamber 23 is connected with the water storage tank 12 through the water inlet pipe 13.

Preferably, the water outlet cavity 24 is connected with a water receiving pipe 20 through a water outlet pipe 19, and a water sprinkling plate 21 is installed on the water receiving pipe 20.

The utility model discloses following beneficial effect has:

1. when meeting the rainfall, the rainwater assembles the entering flower bed in the sluicing groove department of flower bed, and partly is absorbed by the vegetation, and partly is absorbed by the soil horizon, and remaining partly rainwater filters layer by layer through geotechnological cloth, grit, active carbon sponge and enters into the water storage tank and stores to reduce urban drainage and the pressure of river flood discharge.

2. When the rainwater meets the weather of heavy rain, heavy rain and the like, the water storage tank can be quickly filled with the rainwater, the water outlet positioned at the upper half part of the water storage tank starts working at the moment, and redundant rainwater is discharged into water circulation systems such as urban sewers through the water outlet, so that the water storage tank can be prevented from being damaged due to overlarge pressure.

3. If weather is comparatively dry, the rainwater that the hydraulic pump that the accessible is connected stored the storage water tank in thunderstorm weather sends to the watering dish and spills, can keep the vitality of flowers and plants in the flower bed on the one hand, avoids dying, and on the other hand can keep air humidity, reduces the air pollution index.

4. If the water tank is in a long-term dry weather, water can be manually injected through a water injection port in the upper half part of the water storage tank so as to keep the vigor of flowers and plants.

5. The arrangement of the anti-seepage box and other filtering systems can effectively reduce the possibility that small insects enter the water storage tank to cause the damage of the water storage tank.

To sum up, the utility model discloses the structure is ingenious, has compatible afforestation and flood control and has stopped the advantage of waterlogging system, can enough effectively reduce the pressure that urban flood control was let out waterlogging when suddenly meeting torrential rain, also can regard as urban green area to exist at normal weather simultaneously, blocks the dust of flying upward and absorbs various harmful gas to play the effect of filtering, air-purifying, also can keep the greenbelt vigor through the water injection at arid weather.

Drawings

FIG. 1 is a schematic view of the above-ground part of an ecological grass planting ditch for urban rainwater flood control according to the present invention;

FIG. 2 is a schematic structural view of an ecological grass planting ditch for urban rainwater flood control according to the present invention;

FIG. 3 is a left side view of an ecological grass planting ditch structure for urban rainwater flood control according to the present invention;

fig. 4 is the utility model provides an enlarged view of the hydraulic pump part structure of the ecological grass planting ditch for urban rainwater flood control.

In the figure: the water-saving and water-saving planting method comprises the following steps of 1 foundation, 2 vegetation, 3 flower bed, 4 anti-seepage box, 5 water drainage groove, 6 soil layer, 7 geotechnical cloth layer, 8 sandstone layer, 9 activated carbon layer, 10 water injection port, 11 water seepage plate, 12 water storage tank, 13 water inlet pipe, 14 water outlet, 15 sponge layer, 16 water gathering groove, 17 water dripping groove, 18 hydraulic pump, 19 water outlet pipe, 20 water receiving pipe, 21 water sprinkling plate, 22 impeller, 23 water inlet cavity, 24 water outlet cavity, 25 mounting seat and 26 fastening screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an ecological grass planting ditch for urban rainwater flood control comprises a foundation 1, a flower bed 3 has been seted up on the foundation 1, open along the outer edge of flower bed 3 has sluicing groove 5, install prevention of seepage box 4 in the flower bed 3, activated carbon layer 9 is laid to prevention of seepage box 4 bottom, activated carbon layer 9 is last to be laid gravel layer 8, gravel layer 8 upper berth is equipped with geotechnological cloth layer 7, geotechnological cloth layer 7 upper berth is equipped with soil horizon 6, plant vegetation 2 on the soil horizon 6, drip 17 has been seted up to prevention of seepage box 4 bottom lower surface, sponge layer 15 is hugged closely to prevention of seepage box 4 lower surface, catchment groove 16 has been seted up to sponge layer 15 upper surface, infiltration board 11 is hugged closely to sponge layer 15 lower surface, infiltration board 11 bottom has a plurality of evenly distributed's aperture, the welding of infiltration board 11 has storage water tank 12.

Storage water tank 12 has seted up delivery port 14 in the left side, delivery port 14 is seted up apart from storage water tank 12 bottom two thirds department, water filling port 10 has been seted up on storage water tank 12 right side, water filling port 10 is seted up at storage water tank 12 and is close to upper surface department, storage water tank 12 is close to bottom department and is connected with oral siphon 13, storage water tank 12 outside fixed mounting has hydraulic pump 18, hydraulic pump 18 divide into mount pad 25, oral cavity 23 and play water cavity 24, mount pad 25 passes through fastening screw 26 to be fixed on storage water tank 12 lateral wall, oral cavity 23 and play water cavity 24 separate through impeller 22, oral cavity 23 is connected with storage water tank 12 through oral siphon 13, it is connected with water receiving pipe 20 through outlet pipe 19 to go out water cavity 24, install watering dish 21 on the water receiving pipe 20.

The utility model discloses during the use, the rainwater gets into prevention of seepage box 4 through sluicing groove 5, a part rainwater is absorbed by vegetation 2 and soil horizon 6, remaining partial rainwater sees through geotechnological cloth layer 7 and gets into gravel layer 8, the rainwater gets into activated carbon layer 9 after gravel layer 8, most impurity of aquatic has been rejected after filtering layer upon layer this moment, the higher rainwater of quality of water assembles the entering at the drip 17 of prevention of seepage box 4 bottom and converges and converge basin 16, later the rainwater can get into 15 rethread infiltration boards 11 storage water tanks 12 of sponge layer.

The rainwater is stored temporarily after entering the storage tank 12, and when the water level exceeds two thirds of the storage tank 12, the redundant rainwater enters other water circulation systems of the city through the water outlet 14, so that the storage tank 12 is prevented from being damaged due to over-pressure. When dry weather occurs, the hydraulic pump 18 is started, the stored rainwater is pumped into the water inlet cavity 23 through the water inlet pipe 13, and then the rainwater is sent into the watering tray through the water outlet cavity 24, the water outlet pipe 19 and the like to water the flower bed, so that the vigor of flowers and plants is kept.

When the weather is dry for a long time, water can be poured into the water storage tank 12 through the water filling port 10 in a manual water filling mode, and then the hydraulic pump 18 is started to conduct irrigation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an ecological grass planting ditch for urban rainwater flood control, includes ground (1), its characterized in that: the flower bed is characterized in that a flower bed (3) is arranged on the foundation (1), a water drainage groove (5) is formed in the outer edge of the flower bed (3), an anti-seepage box (4) is installed in the flower bed (3), an activated carbon layer (9) is laid at the bottom of the anti-seepage box (4), a sandstone layer (8) is laid on the activated carbon layer (9), a geotechnical cloth layer (7) is laid on the sandstone layer (8), a soil layer (6) is laid on the geotechnical cloth layer (7), vegetation (2) is planted on the soil layer (6), a water dripping groove (17) is formed in the lower surface of the bottom of the anti-seepage box (4), a sponge layer (15) is tightly attached to the lower surface of the anti-seepage box (4), a water seepage plate (11) is tightly attached to the lower surface of the sponge layer (15), a water storage tank (12) is welded to the water seepage plate (11), a water outlet (14) is formed, the water storage tank (12) is connected with a water inlet pipe (13) near the bottom.

2. The ecological grass planting ditch for urban rainwater flood control according to claim 1, characterized in that: the upper surface of the sponge layer (15) is provided with a water catchment groove (16).

3. The ecological grass planting ditch for urban rainwater flood control according to claim 1, characterized in that: the water outlet (14) is arranged at a position two thirds away from the bottom of the water storage tank (12).

4. The ecological grass planting ditch for urban rainwater flood control according to claim 1, characterized in that: the water filling port (10) is arranged at the position, close to the upper surface, of the water storage tank (12).

5. The ecological grass planting ditch for urban rainwater flood control according to claim 1, characterized in that: the bottom of the water seepage plate (11) is provided with a plurality of small holes which are evenly distributed.

6. The ecological grass planting ditch for urban rainwater flood control according to claim 1, characterized in that: the water storage tank (12) is fixedly provided with a hydraulic pump (18) on the outer side, the hydraulic pump (18) is divided into a mounting seat (25), a water inlet cavity (23) and a water outlet cavity (24), and the water inlet cavity (23) and the water outlet cavity (24) are separated by an impeller (22).

7. The ecological grass planting ditch for urban rainwater flood control according to claim 6, characterized in that: the mounting seat (25) is fixed on the outer side wall of the water storage tank (12) through a fastening screw (26).

8. The ecological grass planting ditch for urban rainwater flood control according to claim 6, characterized in that: the water inlet cavity (23) is connected with the water storage tank (12) through a water inlet pipe (13).

9. The ecological grass planting ditch for urban rainwater flood control according to claim 6, characterized in that: the water outlet cavity (24) is connected with a water receiving pipe (20) through a water outlet pipe (19), and a water spraying disc (21) is installed on the water receiving pipe (20).