CN213296568U

CN213296568U - A formula of sinking greenery patches system for sponge city

Info

Publication number: CN213296568U
Application number: CN202021870452.2U
Authority: CN
Inventors: 张贤堂; 杨覃; 黄克军
Original assignee: Shenzhen Runchen Construction Development Co Ltd
Current assignee: Shenzhen Runchen Construction Development Co Ltd
Priority date: 2020-08-29
Filing date: 2020-08-29
Publication date: 2021-05-28
Anticipated expiration: 2030-08-29

Abstract

The utility model relates to a formula of sinking greenery patches system for sponge city, its includes planting soil layer, former soil horizon, gravel layer and the warning pipe that runs through each layer that from top to bottom arranges in proper order, gravel layer below is provided with the rainwater well, the water inlet has been seted up to the warning pipe upper end, the warning pipe bottom with rainwater well intercommunication, be equipped with the leading water pipe in the rainwater well, be connected with water pump and buried formula shower nozzle on the leading water pipe, leading water pipe one end upwards extend plant the soil layer with buried formula shower nozzle is connected, it is provided with the maintenance well that the working shaft placed near earth's surface department to plant soil layer one side, maintenance well upper end opening part lid is equipped with the well lid. The rainwater that this application had the formula of collecting the formula of sinking greenery patches and overflowed to realize the cyclic utilization's of rainwater resource effect.

Description

A formula of sinking greenery patches system for sponge city

Technical Field

The application relates to the field of sponge cities, in particular to a sunken green land system for a sponge city.

Background

At present, sponge cities are widely used for adapting to environmental changes and coping with natural disasters caused by rainwater. The sponge city is like a sponge, absorbs water, stores water, seeps water and purifies water when raining, and releases and utilizes the stored water when needed, so that rainwater can freely migrate in the city.

Sunken greens are an application of the sponge city concept and generally refer to greens below the surrounding ground. The sunken green land has a certain concave depth, plants are planted above the sunken green land, so that rainwater is regulated, purified and stored, a rainwater port is generally arranged in the sunken green land, overflow discharge during rainstorm is guaranteed, and rainwater is not collected.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: rainwater overflowing from a part of sunken greenbelts is generally directly drained into a rainwater pipe system, so that rainwater resources are wasted.

SUMMERY OF THE UTILITY MODEL

In order to collect the rainwater that the formula greenery patches that sinks spilled over to realize the cyclic utilization of rainwater resource, this application provides a formula greenery patches system that sinks for sponge city.

The application provides a formula of sinking greenery patches system for sponge city adopts following technical scheme:

the utility model provides a formula of sinking greenery patches system for sponge city, includes planting soil layer, former soil horizon, gravel layer and the warning pipe that runs through each layer that from top to bottom arranges in proper order, gravel layer below is provided with the rainwater well, the water inlet has been seted up to the warning pipe upper end, the warning pipe bottom with rainwater well intercommunication, be equipped with the leading water pipe in the rainwater well, be connected with the water pump on the leading water pipe and bury formula shower nozzle, leading water pipe one end upwards extends to plant the soil layer with bury formula shower nozzle and be connected, it is provided with the maintenance well that the working shaft placed to plant soil layer one side and be close to earth's surface department, maintenance well upper side opening lid is equipped with the well lid.

By adopting the technical scheme: the sunk greenbelt is lower than the surrounding ground, when a small amount of rain falls, the vegetation layer can store rainwater, and the rainwater slowly permeates into the rainwater well through the planting soil layer, the gravel layer and the filter screen, so that the aim of collecting, storing and purifying the rainwater is fulfilled; when a large amount of rainfall occurs, the water level of rainwater in the sunken greenbelt rises to the water inlet, the rainwater enters the rainwater well along the overflow pipe, and the rainwater well below is used for receiving and storing the rainwater, so that the effect of reducing runoff emission is achieved, and the runoff of the rainwater formed in a short time is delayed; in non-rainy days, rainwater stored in the rainwater well can be led out to water vegetation above through the water conduit and the water pump, so that the rainwater resource can be recycled; the water pump is placed in the maintenance well, and is convenient to maintain, and the well lid avoids passerby to step on empty and causes danger.

Preferably, the side wall of the top of the catch basin is provided with a drain pipe, and the tail end of the drain pipe is communicated to a rainwater pipe channel.

By adopting the technical scheme: when the rainfall is too large and exceeds the upper limit of the water storage of the catch basin, the rainwater enters the rainwater pipe duct through the drain pipe, so that the rainwater is prevented from flowing backwards and submerging the vegetation above.

Preferably, the bottom of the catch basin is provided with an inclined flow guide surface, and the high position of the flow guide surface is positioned below the overflow pipe.

By adopting the technical scheme: when a small amount of rain falls, the rain falls from the overflow pipe, and the flowing rain can wash the bottom of the catch basin, so that stains are prevented from being deposited on the bottom.

Preferably, the water conduit is positioned at one side of the rainwater well close to the high position of the diversion surface, and the end part of the water conduit is opposite to the diversion surface at intervals.

By adopting the technical scheme: the side of the diversion pipe close to the high position of the diversion surface is away from the lowest position of the catch basin by a certain distance, so that the sediment can be prevented from being sucked into the diversion pipe.

Preferably, still be provided with the blow off pipe in the rainwater well, the blow off pipe bottom is close to the water conservancy diversion face low place, and its other end upwards extends to pass former soil layer and is connected with the dredge pump, dredge pump one end is connected with the hose.

By adopting the technical scheme: because the diversion surface is inclined, under the scouring action of rainwater, the sediments can be accumulated at the lower part of the diversion surface, and can be periodically pumped out through the drain pipe, so that the water quality in the rainwater well is maintained.

Preferably, a filter screen is arranged between the gravel layer and the top opening of the catch basin.

By adopting the technical scheme: the rainwater absorbed by the sunken greenbelt can slowly flow downwards into the rainwater well through the filter plug, the aperture on the filter screen is very small, the loss of soil can be reduced, meanwhile, the water quality of the rainwater in the rainwater well is kept, and the water pump blockage is avoided.

Preferably, a filter plug is arranged on the upper cover of the water inlet of the overflow pipe.

By adopting the technical scheme: in non-rainy days, the filtering plug can prevent sundries and the like from entering the overflow pipe to cause blockage; when a large amount of rainfall falls, the filter plug can prevent rainwater from flushing weeds, leaves and the like into the overflow pipe.

Preferably, a swing frame is connected between one end of the water conduit and the buried spray head.

By adopting the technical scheme: the swing frame is hinged with the water conduit, so that the mounting height of the buried spray head is easier to adjust, the swing frame hinge structure is softer, and when a heavy object presses the buried spray head, the swing frame can play a certain buffering role, so that the buried spray head is protected.

Preferably, the buried spray head is positioned in the planting soil layer, and the top of the buried spray head is provided with a hydraulic pressure type spray nozzle.

By adopting the technical scheme: when the water pump operates, the nozzles at the top of the buried type spray head automatically bounce under the impact of water flow, so that water is sprayed to water vegetation, the spray head does not need to be manually opened, and manpower is saved.

In summary, the present application includes at least one of the following beneficial technical effects:

the sunk greenbelt is lower than the surrounding ground, when a small amount of rain falls, the vegetation layer can store rainwater, and the rainwater slowly permeates into the rainwater well through the planting soil layer, the gravel layer and the filter screen, so that the aim of collecting, storing and purifying the rainwater is fulfilled; when a large amount of rainfall occurs, the water level of rainwater in the sunken greenbelt rises to the water inlet, the rainwater enters the rainwater well along the overflow pipe, and the rainwater well below is used for receiving and storing the rainwater, so that the effect of reducing runoff emission is achieved, and the runoff of the rainwater formed in a short time is delayed; in non-rainy days, rainwater stored in the rainwater well can be led out to water vegetation above through the water conduit and the water pump, so that the rainwater resource can be recycled; the water pump is placed in the maintenance well, so that the maintenance is convenient, and the well cover avoids danger caused by trampling by passers;

when a small amount of rain falls, the rain falls from the overflow pipe, and the flowing rain can wash the bottom of the catch basin, so that stains are prevented from being deposited on the bottom;

the swing frame is hinged with the water conduit, so that the mounting height of the buried spray head is easier to adjust, the swing frame hinge structure is softer, and when a heavy object presses the buried spray head, the swing frame can play a certain buffering role, so that the buried spray head is protected.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a partial schematic view of the automatic hydraulic nozzle of the buried sprinkler in the embodiment of the present application when ejecting, mainly showing the buried sprinkler and the swing frame.

Description of reference numerals: 1. planting a soil layer; 2. a primary soil layer; 3. a gravel layer; 4. filtering with a screen; 5. an overflow pipe; 51. a filter plug; 6. a catch basin; 61. a drain pipe; 7. a water conduit; 71. a buried spray head; 72. a swing frame; 73. an automatic hydraulic nozzle; 74. a water pump; 75. maintaining and repairing the well; 76. a well cover; 8. a blow-off pipe; 81. a sewage pump; 82. a hose; 9. a rainwater pipe channel.

Detailed Description

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

The embodiment of the application discloses a sunken greenbelt system for a sponge city.

Referring to fig. 1, a sunken greenbelt system for sponge city includes planting soil layer 1, raw soil layer 2, gravel layer 3, filter screen 4 and the warning pipe 5 that runs through each layer that from top to bottom arranges in proper order, is provided with rainwater well 6 below filter screen 4, and rainwater slowly infiltrates rainwater well 6 through planting soil layer 1, raw soil layer 2, gravel layer 3 and filter screen 4 to reach the mesh of collecting, storing and purifying rainwater. The top of the overflow pipe 5 is provided with a water inlet for draining rainwater into a rainwater well 6 when a large amount of rainfall occurs.

A water conduit 7 is arranged in the rainwater well 6, the water conduit 7 extends upwards to pass through the planting soil layer 1, the tail end of the water conduit 7 is connected with a buried spray head 71, and a water pump 74 is connected to the water conduit 7 and used for leading rainwater in the rainwater well 6 out of the ground surface and irrigating plants on the planting soil layer 1. This scheme both can collect the rainwater that oozes in the soil layer, also can collect 5 exhaust rainwater of warning pipes to draw the vegetation of watering top with the rainwater, realize the circulation of rainwater resource and recycle.

The planting soil layer 1, the original soil layer 2 and the gravel layer 3 are sequentially arranged from top to bottom, so that the flowing speed of rainwater seeped into the soil layer is reduced, and the water and soil loss is reduced. The filter screen 4 is screwed on the top of the rainwater well 6, and the hole is small, so that the loss of soil can be blocked, meanwhile, the water quality of rainwater in the rainwater well 6 is kept, and the water pump 74 is prevented from being blocked during drainage.

The overflow pipe 5 is in a circular pipe shape, extends downwards along the side wall of the sunken green land and is communicated with the rainwater well 6, and the height of the water inlet is between the planting soil layer 1 and the ground on two sides, so that the planting soil layer 1 can store water when a small amount of rainfall falls. The inner wall of the water inlet is provided with internal threads which are in threaded connection with the external threads on the outer peripheral wall of the filter plug 51, the filter plug 51 is convenient to disassemble, the filter plug 51 is provided with strip-shaped communication holes, overflowing rainwater enters the overflow pipe 5 through the communication holes, gaps of the communication holes are small, impurities such as weeds or leaves can be prevented from entering the overflow pipe 5, and smoothness of the overflow pipe 5 is kept.

The drain pipe 61 has been seted up on the lateral wall of 6 tops of rainwater well, and the drain pipe 61 other end communicates to rainwater pipe canal 9, and when rainfall was too big, the rainwater level lasted to the storage water upper limit that surpasss rainwater well 6 in the rainwater well 6, the rainwater got into rainwater pipe canal 9 through drain pipe 61, avoided the rainwater to flow backward, submerges the vegetation of top.

The bottom of the rainwater well 6 is provided with a flow guide surface which inclines to one side of the drain pipe 61, one end of the overflow pipe 5 is opposite to the flow guide surface, and when rainwater falls from the overflow pipe 5, the flowing rainwater can wash the bottom of the rainwater well 6, so that bottom sediments are accumulated at the lower part of the flow guide surface.

The water conduit 7 is positioned at one side of the rainwater well 6 close to the high position of the diversion surface, and the end part of the water conduit is opposite to the diversion surface at intervals, so that the sediment is prevented from being sucked into the water conduit 7 when water is pumped. The buried spray head 71 and the tail end of the water conduit 7 are hinged with the swing frame 72, the mounting height of the buried spray head 71 is convenient to adjust, the swing frame 72 is a water supply pipe fitting, the flexibility is strong, the water stopping performance is good, the external mechanical stamping force can be effectively buffered, and the buried spray head 71 and the water conduit 7 are protected. The top of the buried type Spray head 71 is provided with an automatic hydraulic type nozzle 73, the automatic hydraulic type nozzle 73 can adopt a Pro-Spray-04 model, when the water pressure is enough, the automatic hydraulic type nozzle 73 automatically bounces, and then the vegetation is sprayed with water without manually opening the Spray head, so that the manpower is saved, and the state is as shown in figure 2.

Still be provided with blow off pipe 8 in rainwater well 6, 8 bottom of blow off pipe are close to the low department of water conservancy diversion face, and its one end that upwards extends through former soil horizon 2 is connected with dredge pump 81, and dredge pump 81 one end is connected with hose 82, and hose 82 adopts flexible material such as PVC and detachably to connect on dredge pump 81 to this conveniently removes hose 82 and carries out the recovery or the processing of mud. When the rainwater storage device is used, the hose 82 is dragged to a specified position, the sewage pump 81 is started, and sediments are pumped out, so that the rainwater quality in the rainwater well 6 is kept, the water pump 74 or the water conduit 7 is prevented from being blocked, and the upper limit of the rainwater storage of the rainwater well 6 is recovered.

1 one side of planting soil layer is provided with maintenance well 75 and well lid 76, and water pump 74 and dredge pump 81 are located maintenance well 75, and well lid 76 one side articulates on 75 opening edges of maintenance well to this is convenient for open, thereby maintains water pump 74, and well lid 76 can avoid passerby to step on the sky and cause danger simultaneously.

The implementation principle of the sinking type green land system for the sponge city in the embodiment of the application is as follows: when a small amount of rainfall, because the vegetable layer is less than ground, the rainwater converges to the vegetable layer, and the vegetable layer can store the rainwater, and the rainwater slowly infiltrates in catch basin 6 through planting soil layer 1, former soil layer 2, gravel layer 3 and filter screen 4 to reach the purpose of collecting and storing the rainwater.

When a large amount of rainfall occurs, the water level of the vegetable layer rises to the level flush with the water inlet and continues to rise to the level over the water inlet of the overflow pipe 5, rainwater enters the overflow pipe 5 through the filter plug 51 and then flows into the rainwater well 6, and the rainwater well 6 stores the rainwater, so that the effect of reducing runoff emission is achieved; when rainstorm continues, the water level in the catch basin 6 continuously rises to the drain pipe 61, the catch basin 6 reaches the upper limit of water storage, rainwater is discharged into the rainwater pipe duct 9 through the drain pipe 61, and the water level in the catch basin 6 is kept at the maximum limit; in non-rainy days, an operator starts the water pump 74, rainwater passes through the water conduit 7 and is sprayed out through the buried spray head 71, and then vegetation above the sunken green land is irrigated, so that rainwater resources are recycled. When the pumped rainwater is cloudy, the well cover 76 can be opened, then the hose 82 is dragged to a specified position, such as on the planting soil layer 1, and then the sewage pump 81 is started to pump out the sediment, so that the quality of the rainwater in the rainwater well 6 is maintained, and the upper limit of the storage capacity of the rainwater well 6 is recovered.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A formula greenery patches system that sinks for sponge city which characterized in that: including planting soil layer (1), former soil horizon (2), gravel layer (3) and running through overflow pipe (5) on each layer that from top to bottom arrange in proper order, gravel layer (3) below is provided with rainwater well (6), the water inlet has been seted up to overflow pipe (5) upper end, overflow pipe (5) bottom with rainwater well (6) intercommunication, be equipped with leading water pipe (7) in rainwater well (6), be connected with water pump (74) and bury formula shower nozzle (71) on leading water pipe (7), leading water pipe (7) one end upwards extends to pass plant soil layer (1) with bury formula shower nozzle (71) and be connected, it is provided with maintenance well (75) that feed pump (74) were placed to be close to earth's surface department to plant soil layer (1) one side, maintenance well (75) top opening lid is equipped with well lid (76).

2. A submerged greenbelt system for sponge cities as claimed in claim 1 wherein: the side wall of the top of the catch basin (6) is communicated with a drain pipe (61), and the tail end of the drain pipe (61) is communicated to a rainwater pipe duct (9).

3. A submerged greenbelt system for sponge cities as claimed in claim 1 wherein: the bottom of the catch basin (6) is provided with an inclined flow guide surface, and the high position of the flow guide surface is positioned below the overflow pipe (5).

4. A submerged greenbelt system for sponge cities as claimed in claim 3 wherein: the diversion pipe (7) is positioned on one side of the rainwater well (6) close to the high position of the diversion surface, and the end part of the diversion pipe is opposite to the diversion surface at intervals.

5. A submerged greenbelt system for sponge cities as claimed in claim 3 wherein: still be provided with blow off pipe (8) in rainwater well (6), blow off pipe (8) bottom is close to the low department of water conservancy diversion face, its one end that upwards extends through former soil layer (2) is connected with dredge pump (81), dredge pump (81) one end is connected with hose (82).

6. A submerged greenbelt system for sponge cities as claimed in claim 1 wherein: a filter screen (4) is arranged between the gravel layer (3) and the opening at the top of the catch basin (6).

7. A submerged greenbelt system for sponge cities as claimed in claim 1 wherein: and a filter plug (51) is arranged on the upper cover of the water inlet of the overflow pipe (5).

8. A submerged greenbelt system for sponge cities as claimed in claim 1 wherein: a swing frame (72) is connected between one end of the water conduit (7) and the buried spray head (71).

9. A submerged greenbelt system for sponge cities as claimed in claim 8 wherein: the buried spray head (71) is positioned in the planting soil layer (1) and the top of the buried spray head is provided with an automatic hydraulic nozzle (73).