CN221298108U

CN221298108U - Sinking green land drainage structure based on sponge city

Info

Publication number: CN221298108U
Application number: CN202323340512.6U
Authority: CN
Inventors: 何双武; 余浩文
Original assignee: Chongqing Haofeng Planning And Design Group Co ltd
Current assignee: Chongqing Haofeng Planning And Design Group Co ltd
Filing date: 2023-12-07
Publication date: 2024-07-09
Anticipated expiration: 2033-12-07

Abstract

The application relates to the field of municipal engineering, in particular to a sinking green land drainage structure based on a sponge city, the device comprises a sinking green stratum, a water storage and drainage assembly arranged on the sinking green stratum, and a filtering assembly arranged on the water storage and drainage assembly; the water storage and drainage assembly comprises a water storage tank buried in a sinking green stratum, a straight drain pipe and a drainage connecting pipe, wherein the straight drain pipe and the drainage connecting pipe are respectively connected to the top and the bottom of the water storage tank, the straight drain pipe vertically extends out of the sinking green stratum, and the drainage connecting pipe is connected to a sewer pipe; the filter assembly comprises a filter screen barrel and a plurality of sundry blocking pieces; the filter screen cylinder is coaxially arranged on the straight calandria, and the plurality of sundry blocking pieces are arranged on the side wall of the straight calandria in a surrounding manner; the sundry blocking piece comprises a fan plate and a floating body, the fan plate is rotatably connected to the side wall of the straight-row pipe, and the floating body is arranged at one end, far away from the straight-row pipe, of the fan plate; the fan plate is provided with a plurality of drain holes, and the floating body is positioned at one side of the fan plate, which is close to the sunk green stratum. The application has the effect of reducing the possibility of the drain structure being blocked.

Description

Sinking green land drainage structure based on sponge city

Technical Field

The application relates to the field of municipal engineering, in particular to a sinking green land drainage structure based on a sponge city.

Background

The sponge city absorbs water, is rich in water, permeates water and purifies water when raining, and the stored water is released and utilized when needed. Sponge cities are usually slowly drained through a sunk green land structure, so that the effect of reducing runoff drainage can be achieved.

In the related art, the sinking green land drainage structure comprises a soil layer and a flow guide pipe buried in the soil layer, a funnel is fixedly arranged at the top of the flow guide pipe, a filter screen is arranged on the funnel, water flow can enter the funnel, and then is discharged from the flow guide pipe after being filtered by the filter screen.

The filter screen in the related art can filter sundries in water to reduce the blocking condition of the flow guide pipe, but the filter screen is easy to accumulate sundries in the use process, so that the drainage structure is blocked.

Disclosure of utility model

In order to reduce the possibility of the drainage structure being blocked, the application provides a sinking green land drainage structure based on a sponge city.

The application provides a sinking green land drainage structure based on a sponge city, which adopts the following technical scheme:

The sinking green land drainage structure based on the sponge city comprises a sinking green stratum, a water storage and drainage assembly arranged on the sinking green stratum and a filtering assembly arranged on the water storage and drainage assembly;

The water storage and drainage assembly comprises a water storage tank buried in the sinking green stratum, a straight drainage pipe and a drainage connecting pipe, wherein the straight drainage pipe and the drainage connecting pipe are respectively connected to the top and the bottom of the water storage tank, the straight drainage pipe vertically extends out of the sinking green stratum, and the drainage connecting pipe is connected to a drainage pipeline;

the filter assembly comprises a filter screen barrel and a plurality of sundry barriers; the filter screen cylinder is coaxially arranged on the straight exhaust pipe, and the sundry blocking pieces are arranged on the side wall of the straight exhaust pipe in a surrounding mode;

The sundry blocking piece comprises a fan plate and a floating body, the fan plate is rotatably connected to the side wall of the straight-line pipe, and the floating body is arranged at one end, far away from the straight-line pipe, of the fan plate; the fan plate is provided with a plurality of drain holes, and the floating body is positioned on one side of the fan plate, which is close to the sunk green stratum.

By adopting the technical scheme, when water is accumulated on the lower urban green stratum, the plurality of floating bodies float along with the rising of the horizontal plane, so that the plurality of fan plates float. Because the sundries are always floating on the water surface, the floaters floating on the water surface can block the sundries. Then water can enter the filter screen cylinder through the drain hole on the fan plate, can flow into the straight drain pipe through the filtration of the filter screen cylinder, then flows into the sewer connecting pipe through the water storage tank, and finally flows into the sewer pipe. The fan plate increases the filtering area, so the fan plate is not easy to be blocked. And the floating body can block sundries, so that the possibility that the sundries block the water drain hole is further reduced. Meanwhile, the position of the fan plate can be automatically adjusted according to the height of the water surface, so that the blocking of sundries is guaranteed all the time, and the possibility that the drainage structure is blocked can be effectively reduced.

Optionally, the sundry blocking piece further comprises a blocking arc plate arranged at one end of the fan plate away from the straight-row pipe, and the blocking arc plate is located at one side of the fan plate away from the sinking green stratum.

By adopting the technical scheme, as the blocking cambered surface is always positioned on the water surface, when sundries float, the part of the south of the water surface, which is exposed out of the water surface, is blocked by the blocking arc piece, so that the blocking effect on the sundries is further improved.

Optionally, the floating body is made of foam materials.

By adopting the technical scheme, the cost of the foam material is low, and the cost can be effectively controlled by adopting the floating body as the foam material.

Optionally, two adjacent fan plates are connected by a flexible wire.

Through adopting above-mentioned technical scheme, after adopting the patchcord to connect the fan board, can not appear too big difference in height because of the barrier of debris between a plurality of fan boards to can effectively reduce and produce too big gap between the fan board.

Optionally, the sinking green stratum comprises a waterproof layer, a crushed stone layer, a water storage ceramic layer and a planting layer which are sequentially arranged from bottom to top; the water storage tank is arranged on the crushed stone layer.

Through adopting above-mentioned technical scheme, can plant the plant on the planting layer, retaining pottery soil layer can increase retaining, and unnecessary moisture then can be temporarily in the metalling on the waterproof layer.

Optionally, the water storage and drainage assembly further comprises a lower seepage drainage pipe buried at the bottom of the gravel layer, the lower seepage drainage pipe is connected to a sewer pipe, and a plurality of water permeable holes are formed in the lower seepage drainage pipe.

Through adopting above-mentioned technical scheme, after having temporarily stored water in the metalling on the waterproof layer, water can get into the infiltration drain pipe down through a plurality of water holes to in the infiltration drain pipe flows sewer pipe down, thereby realizes the processing to unnecessary moisture.

Optionally, the device also comprises a water pumping assembly, wherein the water pumping assembly comprises a connecting hard pipe and a water pump; the two ends of the connecting hard pipe are respectively connected with the bottom of the water storage tank and the water suction pump;

The water storage and drainage assembly further comprises a liquid level detector vertically arranged in the water storage tank, and the sewer connecting pipe is further provided with an electromagnetic valve.

Through adopting above-mentioned technical scheme, the water level in the water storage tank can be detected to the liquid level detector, when the plant on the planting layer needs water, can take out the water in the water storage tank through the suction pump to realize the watering to the plant. If the plants do not need to be watered, the electromagnetic valve can be opened to enable water in the water storage tank to flow to the drainage pipeline.

Optionally, the pumping assembly further comprises a connecting hose connected to the pumping pump.

Through adopting above-mentioned technical scheme, through setting up coupling hose on the suction pump, can be convenient for the staff remove the delivery port to realize the control to watering position.

In summary, the application has the following beneficial technical effects: in the sunk green land drainage structure, the filtering area is increased by arranging the fan plate, and sundries can be blocked by arranging the floating body, so that the possibility that the sundries block the drainage holes is reduced. And the position of the fan plate can be automatically adjusted according to the height of the water surface, so that the continuous blocking of sundries is ensured, and the possibility that the drainage structure is blocked can be effectively reduced.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

FIG. 2 is a schematic view of a connection structure of a water storage and drainage assembly and a pumping assembly according to an embodiment of the present application.

Reference numerals illustrate: 1. sinking the green formation; 11. planting a layer; 12. a water storage clay layer; 13. a crushed stone layer; 14. a waterproof layer; 2. a water storage and drainage assembly; 21. a water storage tank; 22. a straight row of pipes; 23. a sewer connecting pipe; 231. an electromagnetic valve; 25. a drain pipe is penetrated downwards; 3. a water pumping assembly; 31. connecting a hard pipe; 32. a three-way valve; 33. a water pump; 34. a connecting hose; 4. a filter assembly; 41. a filter screen cylinder; 42. a debris barrier; 421. a fan plate; 4211. a drain hole; 422. a floating body; 423. blocking the arc plate.

Detailed Description

The application is described in further detail below with reference to fig. 1-2.

The embodiment of the application discloses a sinking green land drainage structure based on a sponge city.

Referring to fig. 1, a sinking green land drainage structure based on a sponge city includes a sinking green layer 1, a water storage and drainage assembly 2, a water pumping assembly 3 and a filtering assembly 4. The water storage and drainage assembly 2 is arranged on the sunk green stratum 1, the filtering assembly 4 is arranged on a water outlet of the water storage and drainage assembly 2, and the water pumping assembly 3 is arranged on the water storage and drainage assembly 2.

Wherein, hold drainage subassembly 2 can be with sinking on the green stratum 1 water drainage or store, and filter assembly 4 can filter debris in the aquatic, and the pumping subassembly 3 can be with holding the water extraction in the drainage subassembly 2 to sinking on the green stratum 1.

The sinking green stratum 1 comprises a planting layer 11, a water storage clay layer 12, a crushed stone layer 13 and a waterproof layer 14 which are paved from top to bottom in sequence. The planting layer 11 is used for planting plants, the water storage ceramic layer 12 is used for storing water, and the crushed stone layer 13 can avoid the aggregation of excessive water exceeding the water storage capacity of the water storage ceramic layer 12. The waterproof layer 14 can avoid the excessive moisture from continuously leaking downwards so that the water storage and drainage assembly 2 can utilize the excessive moisture. Wherein, the broken stone layer 13 adopts goose egg broken stone, and the waterproof layer 14 adopts a waterproof rolling curtain.

Referring to fig. 1 and 2, the water storage and drainage assembly 2 includes a water storage tank 21, a straight drainage pipe 22, a drainage connecting pipe 23, a liquid level detector, and a drainage pipe 25. The water storage tank 21 is buried in the gravel layer 13, one end of the straight drain pipe 22 is communicated with the top of the water storage tank 21, the other end sequentially penetrates through the gravel layer 13, the water storage ceramic layer 12 and the planting layer 11 and extends out of the planting layer 11, and the filter assembly 4 is arranged on one end of the straight drain pipe 22 extending out. One end of the sewer connecting pipe 23 is communicated with the bottom of the water storage tank 21, the other end of the sewer connecting pipe is communicated with a sewer pipe, and an electromagnetic valve 231 for controlling the on-off of the sewer connecting pipe 23 is arranged on the sewer connecting pipe 23. The liquid level detector is vertically installed in the water storage tank 21, and the liquid level detector can detect the liquid level in the water storage tank 21, and the cable of the liquid level detector is coated by the PVC pipe and is connected with an external power supply.

The infiltration drain pipe 25 is buried in the crushed stone layer 13 above the waterproof layer 14, and the infiltration drain pipe 25 is in contact with the waterproof layer 14. The infiltration drain pipe 25 is connected with a drain pipe, a plurality of water permeable holes are formed in the infiltration drain pipe 25, and the water permeable holes are distributed in an equidistant surrounding mode along the central axis of the infiltration drain pipe 25.

When the water level in the water storage tank 21 is too high, the electromagnetic valve 231 is opened to discharge the excessive water into the sewer pipe 23. The other part of water can infiltrate downwards and sequentially pass through the planting layer 11, the water storage ceramic layer 12 and the crushed stone layer 13, wherein part of water can be stored in the water storage ceramic layer 12, and the rest part of water enters the infiltration drain pipe 25 through the water penetration hole and is discharged into a sewer pipe through the infiltration drain pipe 25.

Referring to fig. 1 and 2, the pumping assembly 3 includes a connection hard pipe 31, a three-way valve 32, a pumping pump 33, and a connection hose 34. One end of the connecting hard pipe 31 is communicated with the bottom of the water storage tank 21, and the other end sequentially passes through the crushed stone layer 13, the water storage ceramic layer 12 and the planting layer 11 and is communicated with one valve port of the three-way valve 32, and the other two valve ports of the three-way valve 32 are respectively communicated with a water source and a water inlet of the water suction pump 33. The water pump 33 is installed on the planting layer 11 and can be decorated by flowers, plants or ornaments, and one end of the connecting hose 34 is communicated with the water outlet of the water pump 33.

When it is desired to irrigate plants on the planting layer 11, water in the water storage tank 21 can be pumped by the water pump 33 to irrigate. When the water in the water reservoir 21 is used up, the water pump 33 can pump water from the water source to irrigate. Meanwhile, the connecting hose 34 is made of ethylene propylene diene monomer rubber, and the ethylene propylene diene monomer rubber is heat-resistant and ageing-resistant, can be exposed outdoors for a long time, and has a relatively strong service life.

Simultaneously, the water storage tank 21, the straight-line pipe 22, the drainage connecting pipe 23, the drainage pipe 25 and the connecting hard pipe 31 are all externally plated with zinc layers, and the anti-corrosion effect of the water storage tank 21, the straight-line pipe 22, the drainage connecting pipe 23, the drainage pipe 25 and the connecting hard pipe 31 can be effectively improved after zinc plating, so that the service lives of the water storage tank 21, the straight-line pipe 22, the drainage connecting pipe 23, the drainage pipe 25 and the connecting hard pipe 31 are prolonged.

Referring to fig. 1 and 2, the filter assembly 4 includes a filter screen cylinder 41 and a plurality of debris barriers 42. The filter screen cylinder 41 is coaxially connected to an end surface of the straight pipe 22 extending out, the plurality of sundry stoppers 42 are disposed on a sidewall of the straight pipe 22 extending out, and the plurality of sundry stoppers 42 are disposed around the central axis of the straight pipe 22 at equal intervals.

The debris barrier 42 includes a fan plate 421, a floating body 422, and a barrier arc plate 423. The fan plate 421 is provided with a drain hole 4211, the fan plate 421 is rotationally connected to the side wall of the straight exhaust pipe 22, the floating body 422 and the blocking arc plate 423 are fixedly connected to one end of the fan plate 421 away from the straight exhaust pipe 22, the floating body 422 is located at one side of the blocking arc plate 423 near the planting layer 11, and the blocking arc plate 423 is located at one side of the blocking arc plate 423 away from the planting layer 11. Adjacent two blocking arc plates 423 are connected by a flexible wire. In the embodiment of the present application, the floating body 422 is made of foam, and in other embodiments, the floating body may be made of plastic.

The implementation principle of the sinking green land drainage structure based on the sponge city provided by the embodiment of the application is as follows: when water accumulates on the lower urban green layer, the plurality of floating bodies 422 float, thereby floating the plurality of fan plates 421. Since the foreign objects often float on the water surface, the floating body 422 and the blocking arc 423 can block the foreign objects. Then water can enter the filter screen cylinder 41 through the water drain holes 4211 on the fan plate 421, and then can flow into the straight drain pipe 22 after being filtered by the filter screen cylinder 41.

In the above process, since the filtering area is increased by providing the fan plate 421, the fan plate 421 is not easily blocked. Meanwhile, the floating body 422 and the blocking arc plates 423 are arranged to block sundries, so that the possibility that the sundries block the drain holes 4211 is further reduced. And the position of the fan plate 421 can be automatically adjusted by the floating body 422 according to the height of the water surface, thereby ensuring the blocking of sundries all the time, and therefore, the possibility of blocking the drainage structure can be effectively reduced.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. Sinking green land drainage structures based on sponge city, including sinking green stratum (1), its characterized in that: the device also comprises a water storage and drainage assembly (2) arranged on the sunk green stratum (1) and a filtering assembly (4) arranged on the water storage and drainage assembly (2);

The water storage and drainage assembly (2) comprises a water storage tank (21) buried in the sunk green stratum (1), and a straight drainage pipe (22) and a drainage connecting pipe (23) which are respectively connected to the top and the bottom of the water storage tank (21), wherein the straight drainage pipe (22) vertically extends out of the sunk green stratum (1), and the drainage connecting pipe (23) is connected to a drainage pipeline;

The filter assembly (4) comprises a filter screen cylinder (41) and a plurality of sundry barriers (42); the filter screen cylinder (41) is coaxially arranged on the straight-line pipe (22), and a plurality of sundry blocking pieces (42) are circumferentially arranged on the side wall of the straight-line pipe (22);

The sundry blocking piece (42) comprises a fan plate (421) rotatably connected to the side wall of the straight calandria (22) and a floating body (422) arranged at one end of the fan plate (421) far away from the straight calandria (22); the fan plate (421) is provided with a plurality of drain holes (4211), and the floating body (422) is positioned at one side of the fan plate (421) close to the sunk green stratum (1).

2. The sponge city-based sinking green land drainage structure of claim 1, wherein: the sundry blocking piece (42) further comprises a blocking arc plate (423) arranged at one end of the fan plate (421) away from the straight calandria (22), and the blocking arc plate (423) is located at one side of the fan plate (421) away from the sinking green stratum (1).

3. The sponge city-based sinking green land drainage structure of claim 2, wherein: the floating body (422) is made of foam materials.

4. The sponge city-based sinking green land drainage structure of claim 2, wherein: two adjacent fan plates (421) are connected by flexible wires.

5. The sponge city-based sinking green land drainage structure of claim 2, wherein: the sinking green stratum (1) comprises a waterproof layer (14), a crushed stone layer (13), a water storage clay layer (12) and a planting layer (11) which are sequentially arranged from bottom to top; the water storage tank (21) is arranged on the crushed stone layer (13).

6. The sponge city-based sinking green land drainage structure of claim 5, wherein: the water storage and drainage assembly (2) further comprises a lower seepage drainage pipe (25) buried at the bottom of the gravel layer (13), the lower seepage drainage pipe (25) is connected to a sewer pipe, and a plurality of water permeable holes are formed in the lower seepage drainage pipe (25).

7. The sponge city-based sinking green land drainage structure of claim 2, wherein: the water pumping device further comprises a water pumping assembly (3), wherein the water pumping assembly (3) comprises a connecting hard pipe (31) and a water pump (33); two ends of the connecting hard pipe (31) are respectively connected with the bottom of the water storage tank (21) and the water suction pump (33);

The water storage and drainage assembly (2) further comprises a liquid level detector vertically arranged in the water storage tank (21), and the sewer connecting pipe (23) is further provided with an electromagnetic valve (231).

8. The sponge city-based sinking green land drainage structure of claim 7, wherein: the water pumping assembly (3) further comprises a connecting hose (34) connected to the water pumping pump (33).