CN212812986U

CN212812986U - Ecological water storage structure for sponge city

Info

Publication number: CN212812986U
Application number: CN202021265955.7U
Authority: CN
Inventors: 马文欣
Original assignee: Northwest City Investment Construction Co ltd
Current assignee: Northwest City Investment Construction Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-03-30
Anticipated expiration: 2030-07-01

Abstract

The utility model relates to a sponge city technical field just discloses an ecological retaining structure is used in sponge city, including planting the pond, the inside top-down of planting the pond has set gradually the cobble layer, has planted soil layer, metalling, quartz sand layer, non-woven fabrics layer, grid and cistern, the bottom fixed mounting who plants pond one side has a plurality of water pump, the drinking-water pipe of water pump extends to the bottom of cistern, the drain pipe of water pump upwards extends and runs through to the inside of planting the pond top, and fixed mounting has the shower, the shower is located the top on cobble layer. The utility model discloses a set up the multiple-layer filtering mechanism in planting the pond, realize the filtration, purification and the recycle to the rainwater, be favorable to alleviating urban waterlogging and soil erosion and water loss problem, accord with the green theory of modernization more.

Description

Ecological water storage structure for sponge city

Technical Field

The utility model relates to a sponge city technical field specifically is a sponge city is with ecological retaining structure.

Background

With the continuous development of economy and society, the problems of water and air pollution are more and more serious, the problem of heat island effect climate warming is more and more prominent, the invasion of natural disasters such as flood is more and more frequent, and the problems of flood waterlogging, water and soil loss and the like bring great loss to the social economy, so that the sponge city is a new urban rainfall flood management concept.

The sponge city refers to the city can be like the sponge, has good elasticity in the aspect of the natural disasters that adaptation environmental change should bring to the rainwater, can alleviate natural disasters such as flood waterlogging and soil erosion and so on to a certain extent and bring the problem of destruction for the city society, and the green planting is planted mostly in the city at present to prevent the soil erosion, but can not carry out recycle to excessive rainwater, and for this reason, we propose an ecological retaining structure for the sponge city.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, the utility model provides a sponge city is with ecological retaining structure.

In order to realize the above-mentioned purpose, the utility model provides a pair of ecological retaining structure is used in sponge city, including planting the pond, the inside top-down of planting the pond has set gradually the cobble layer, has planted soil layer, metalling, quartz sand layer, non-woven fabrics layer, grid and cistern, the bottom fixed mounting who plants pond one side has a plurality of water pump, the drinking-water pipe of water pump extends to the bottom of cistern, the drain pipe of water pump upwards extends and runs through to the inside of planting the pond top, and fixed mounting has the shower, the shower is located the top on cobble layer.

Preferably, the pebble layer is uniformly laid cobbles, and the particle size of the cobbles is 8-15 mm.

Preferably, the thickness of the planting soil layer is 12-15 cm.

Preferably, the thickness of the gravel layer is 4-5cm, and the particle size of the gravel is 7-10 mm.

Preferably, the thickness of the quartz sand layer is 3-4cm, and the particle size of the quartz sand is 0.5-0.8 mm.

Preferably, the grid is a glass fiber geogrid, the outer edge of the grid is fixedly connected with the inner wall of the planting pool, and the grid is provided with water leakage holes which are uniformly distributed.

Preferably, the spray pipe is arranged 5-8cm above the pebble layer, and the lower surface of the spray pipe is provided with a spray head.

Compared with the prior art, the utility model provides a sponge city is with ecological retaining structure has following beneficial effect:

the utility model discloses a cobble layer, plant the soil layer, the integrated design of metalling and quartz sand layer, make the rainwater can be by green plant absorption back, can also carry out the successive layer and filter and purify, see through non-woven fabrics layer and grid, the storage is in the cistern, realize that the rainwater is collected and the storage, can also use the water pump to extract the water in the cistern, make the water after the filtration purification get into the shower via drinking-water pipe and drain pipe, finally spray by the shower nozzle, be convenient for water green planting, realize the filtration of rainwater, purify and recycle, be favorable to alleviating urban waterlogging and soil and water loss problem, accord with the green theory of modernization more.

Drawings

Fig. 1 is a schematic sectional structure of the present invention;

fig. 2 is a schematic top view of the present invention.

In the figure: 1. a planting pond; 2. a pebble layer; 3. planting a soil layer; 4. a crushed stone layer; 5. a quartz sand layer; 6. a non-woven fabric layer; 7. a grid; 8. a reservoir; 9. a water pump; 10. a water pumping pipe; 11. a drain pipe; 12. and (4) a spray pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.

Referring to fig. 1-2, an ecological water storage structure for sponge city comprises a planting pond 1, a pebble layer 2, a planting soil layer 3, a gravel layer 4, a quartz sand layer 5, a non-woven fabric layer 6, a grid 7 and a reservoir 8 are sequentially arranged in the planting pond 1 from top to bottom, a plurality of water pumps 9 are fixedly installed at the bottom of one side of the planting pond 1, water pumping pipes 10 of the water pumps 9 extend to the bottom of the reservoir 8, water discharging pipes 11 of the water pumps 9 extend upwards and penetrate into the top of the planting pond 1, spray pipes 12 are fixedly installed on the water pumping pipes 12, and the spray pipes 12 are located above the pebble layer 2.

The pebble layer 2 is evenly laid cobbles, and the particle size of the cobbles is 8-15 mm.

The thickness of the planting soil layer 3 is 12-15 cm.

The thickness of the gravel layer 4 is 4-5cm, and the particle size of the gravel is 7-10 mm.

The thickness of the quartz sand layer 5 is 3-4cm, and the particle size of the quartz sand is 0.5-0.8 mm.

The grid 7 is a glass fiber geogrid, the outer edge of the grid 7 is fixedly connected with the inner wall of the planting pool 1, and water leakage holes which are uniformly distributed are formed in the grid 7.

The spray pipe 12 is arranged 5-8cm above the pebble layer 2, and the lower surface of the spray pipe 12 is provided with a spray head.

The utility model discloses a cobble layer 2, plant soil layer 3, the combined design of metalling 4 and quartz sand layer 5, make the rainwater can be by green plant absorption back, can also carry out successive layer filtration and purification, see through non-woven fabrics layer 6 and grid 7, the storage is in cistern 8, realize that the rainwater is collected and the storage, can also use water pump 9 to extract the water in cistern 8, make the water after the filtration purification get into shower 12 via drinking-water pipe 10 and drain pipe 11, finally spray by the shower nozzle, be convenient for water green planting, realize the filtration of rainwater, purification and recycle, be favorable to alleviating urban waterlogging and soil erosion and water loss problem, accord with the green theory of protecting to modernization more.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the present invention, the scope of which is defined by the appended claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides an ecological retaining structure is used in sponge city, its characterized in that, including planting pond (1), the inside top-down of planting pond (1) has set gradually cobble layer (2), has planted soil layer (3), metalling (4), quartz sand layer (5), non-woven fabrics layer (6), grid (7) and cistern (8), the bottom fixed mounting of planting pond (1) one side has a plurality of water pump (9), drinking-water pipe (10) of water pump (9) extend to the bottom of cistern (8), drain pipe (11) of water pump (9) upwards extend and run through to the inside of planting pond (1) top, and fixed mounting has spray pipe (12), spray pipe (12) are located the top on cobble layer (2).

2. The ecological water storage structure for the sponge city as claimed in claim 1, wherein the pebble layer (2) is a uniformly laid cobble, and the particle size of the cobble is 8-15 mm.

3. The ecological water storage structure for sponge city as claimed in claim 1, wherein the planting soil layer (3) has a soil thickness of 12-15 cm.

4. The ecological water storage structure for the sponge city as claimed in claim 1, wherein the thickness of the gravel layer (4) is 4-5cm, and the particle size of the gravel is 7-10 mm.

5. The ecological water storage structure for the sponge city as claimed in claim 1, wherein the thickness of the quartz sand layer (5) is 3-4cm, and the particle size of the quartz sand is 0.5-0.8 mm.

6. The ecological water storage structure for the sponge city as claimed in claim 1, wherein the grid (7) is a fiberglass geogrid, the outer edge of the grid (7) is fixedly connected with the inner wall of the planting pond (1), and the grid (7) is provided with water leakage holes which are uniformly distributed.

7. The ecological water storage structure for the sponge city as claimed in claim 1, wherein the spraying pipe (12) is arranged 5-8cm above the pebble layer (2), and the lower surface of the spraying pipe (12) is provided with a spray head.