CN213268306U

CN213268306U - Greening roof for sponge city

Info

Publication number: CN213268306U
Application number: CN202021941043.7U
Authority: CN
Inventors: 李泽源; 李沐华; 李汶彬
Original assignee: Shenzhen Wulian Construction Engineering Co ltd
Current assignee: Shenzhen Wulian Construction Engineering Co ltd
Priority date: 2020-09-05
Filing date: 2020-09-05
Publication date: 2021-05-25
Anticipated expiration: 2030-09-05

Abstract

The utility model relates to a afforestation roof for sponge city, it is including installing in the roof body of house top and planting the plant, being used for irrigating the irrigation assembly of plant and being used for setting up the basement under the house, water drainage tank has been seted up on roof body border, water drainage tank has seted up first drain, first drain has the water filter tank who installs in the basement and be used for filtering the rainwater through first outlet pipe intercommunication, water filter tank has the storage water tank of installing in the basement through second outlet pipe intercommunication. This application has the collection and cyclic utilization's of rainwater effect.

Description

Greening roof for sponge city

Technical Field

The application relates to the technical field of sponge cities, in particular to a greening roof for a sponge city.

Background

At present, roof greening can be widely understood as a general term for planting trees and flowers on roofs, terraces, balcony, balconies or large artificial rockery of various ancient and modern buildings, structures, city walls, bridges (overpasses) and the like. Roof greening increases urban green land area and improves the increasingly deteriorated human living environment space; the method improves the stand of urban high-rise buildings and the current situation of natural land and plants which are replaced by hard pavement of a plurality of roads; the damage to human beings caused by excessive cutting down of natural forests, urban heat island effect caused by pollution of various waste gases, sand storm and the like is improved; the method has the advantages of developing the greening space of human beings, building a rural city, improving the living conditions of people, improving the quality of life, beautifying the urban environment and improving the ecological effect.

In the prior art, a roof greening covering layer consists of seven layers, namely an emulsified asphalt layer, a reinforced waterproof layer, a water drainage layer, a water storage layer, a fertilizer layer, a growth layer, a surface layer and the like. It solves the technical problem of covering layer required for greening roof. The cultivation method for planting grass on the roof and greening solves the problems of heat insulation, leakage prevention and greening of the roof. It is characterized by that it utilizes ground to cultivate Crassulaceae grass seeds, then makes roof leak-proof detection treatment, then uses cement frame strip to make division setting of roof surface, and on the cement frame strip a water outlet and a filter screen are set, then the cultivated turf is laid in the cement frame strip lattice, and finally the turf is watered manually and thoroughly.

In view of the above-mentioned related art, the inventors consider that there are drawbacks: adopt above-mentioned mode can not utilize the waste that causes the water resource to the reasonable saving of rainwater in rainy day, go to irrigate the plant through the manual work in addition, need spend more manpower, and water the effect probably not good.

SUMMERY OF THE UTILITY MODEL

In order to improve the collection and the cyclic utilization's of rainwater problem, this application provides a afforestation roof for sponge city.

The application provides a greening roof for sponge city adopts following technical scheme:

the utility model provides a afforestation roof for sponge city, is including installing in the roof body of house top and planting the plant, being used for irrigating the irrigation subassembly of plant and being used for setting up the basement under the house, water drainage tank has been seted up along the border to the roof body, first drain outlet has been seted up to water drainage tank, first drain outlet has the water filter tank of installing in the basement and being used for filtering the rainwater through first outlet pipe intercommunication, water filter tank has the storage water tank of installing in the basement through second outlet pipe intercommunication.

Through adopting above-mentioned technical scheme, the rainwater will flow into the water drainage tank, then flow into through first outlet and install the water strainer in the basement, the water strainer will filter the rainwater after that, filter most silt and impurity of aquatic, then arrange into the storage water tank through the rainwater that the second outlet pipe will filter and store, when the plant to the roof body is irrigated to needs, under the effect of irrigating the subassembly, with the water of storage water tank for irrigating the plant of roof body, and then reach the effect of collecting the rainwater and the reasonable reuse of rainwater water resource.

Preferably, a shed roof is arranged right above the roof body, the drainage grooves are formed in two sides of the shed roof, a second drainage port for primary rainwater drainage is further formed in the drainage grooves, and an electric switch valve is installed at a position, close to the first drainage port, of the first water outlet pipe.

By adopting the technical scheme, considering that the early stage of rainfall is higher in pollution degree of rainwater in the early stage, and adverse effects are generated on partial plants, rainwater flows into the drainage channel through the shed roof, and the plants are effectively limited to be leached by the initial rainwater; at the moment, the electric switch valve is in a closed state, initial rainwater can be directly drained into the municipal sewage pipeline from the second water outlet, and after the second water outlet drains for a preset time, the electric switch valve is opened to collect the rainwater through the first water outlet.

Preferably, the drain groove is inclined from one end of the first drain port to one end of the second drain port.

Through adopting above-mentioned technical scheme, after closing the electric switch valve, the water drainage tank sets up the slope form and will be convenient for arrange the rainwater into the second outlet, and then reaches the effect of being convenient for with initial stage rainwater drainage.

Preferably, the first water outlet and the second water inlet are both arranged in a funnel shape.

Through adopting above-mentioned technical scheme, the shape characteristics of leaking hopper-shaped are convenient for directly arrange into first drain opening, second water inlet with the rainwater, and then reach the effect of being convenient for to the drainage of initial stage rainwater and being convenient for collect the rainwater.

Preferably, the first water outlet and the second water outlet are both provided with filter screens.

Through adopting above-mentioned technical scheme, the setting of filter screen is irrigating the in-process to the plant, and the blade that probably the part dropped or impurity will flow into water drainage tank, and most blade or impurity entering first drain port, second water inlet will be effectively injectd to the filter screen, and then reach the effect of filter part impurity.

Preferably, be equipped with the drainage subassembly that is located under the drainage case water inlet in the drainage case, the drainage subassembly is including being equipped with strainer plate and the baffle in a plurality of drainage holes, strainer plate, baffle and the inner wall of drainage case form the chamber, the strainer plate is equipped with the active carbon packing layer.

Through adopting above-mentioned technical scheme, the rainwater gets into the drainage case, filters most silt impurity through the active carbon packing layer earlier, then the rainwater passes through the pore outflow of drainage board, and then reaches effectively to the filterable effect of silt in the rainwater.

Preferably, the water storage tank is internally provided with an adjusting piece for adjusting water in the water filtering tank to enter the water storage tank.

By adopting the technical scheme, full water is stored in the water storage tank through the water transfer piece, the water transfer piece limits water to enter the water storage tank, and small impurities in the water storage tank can be settled, so that a better water quality effect of subsequent extraction is achieved.

Preferably, the adjusting part comprises a ball float valve, the second water outlet pipe extends towards the water inlet of the water storage tank, and the ball float valve is mounted on the part of the second water outlet pipe extending into the water storage tank.

Through adopting above-mentioned technical scheme, the setting of ball-cock assembly reaches predetermined water level at the water of storage water tank, and ball-cock assembly will self-closing under the effect of buoyancy, and then reaches the effect that the water of water straining box got into the storage water tank.

Preferably, the irrigation assembly comprises a drip irrigation nozzle and a driving member for pumping water in the water storage tank to the roof through a third water outlet pipe.

Through adopting above-mentioned technical scheme, under the effect of driving piece, the water of storage water tank will be pumped to the shed roof through the third outlet pipe, then spray the irrigation to the plant, and the water portion of spraying the irrigation will flow back the drainage case, and then reach the effect of irrigating the plant and recycling the water resource.

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

rainwater flows into the drainage tank, then flows into the water filtering tank arranged in the basement through the first drainage port, then the water filtering tank filters the rainwater to filter most of silt and impurities in the rainwater, and then the filtered rainwater is discharged into the water storage tank through the second water outlet pipe to be stored;

rainwater gets into the water filter tank, filters most silt impurity through the active carbon packing layer earlier, then the rainwater passes through the pore outflow of water filter plate, and then reaches effectively to the filterable effect of silt in the rainwater.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partial sectional view of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Description of reference numerals: 1. a roof body; 10. a house; 11. a water discharge tank; 111. a first drain port; 112. a second water discharge port; 113. filtering with a screen; 114. a drain pipe; 12. a first water outlet pipe; 121. an electrically operated on-off valve; 13. a second water outlet pipe; 14. a third water outlet pipe; 15. a pillar; 16. a basement; 17. a shunt tube; 2. a shed roof; 3. a water filtering tank; 31. a water filter plate; 32. a baffle plate; 33. a chamber; 4. a water storage tank; 41. a float valve; 42. a drip irrigation spray head; 43. and (4) a water pump.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a greening roof for sponge city. Referring to fig. 1, the green roof includes a roof body 1 installed on the top of a house 10 and in which plants are planted.

The roof comprises a roof body 1, a shed roof 2 with a triangular cross section, a plurality of pillars 15 which are arranged on the roof body 1 in a matrix manner, wherein the shed roof 2 is fixedly connected right above the roof body 1, drainage grooves 11 are formed in two sides of the shed roof 2 along the edge of the roof body 1, rainwater is drained into the drainage grooves 11 through the rear part of the shed roof 2, a first drainage port 111 and a plurality of second drainage ports 112 are formed in the drainage grooves 11, and the first drainage port 111 and the second drainage ports 112 are arranged in a funnel shape, so that the rainwater can be conveniently drained; both the first drain port 111 and the second drain port 112 are fixed with a strainer 113 for filtering leaves or part of impurities falling from the plants.

Moreover, the bottom of the first water outlet 111 is fixedly connected with a first water outlet pipe 12, the first water outlet pipe 12 is fixedly provided with an electric switch valve 121 at a position close to the first water outlet 111, and the bottom of the second water outlet 112 is fixedly connected with a water outlet pipe 114 communicated with a municipal sewage pipeline; at the beginning of rainfall, the electric switch valve 121 is closed, and the initial rainwater is discharged from the second water discharge port 112 into the municipal sewage pipeline for drainage.

Referring to fig. 1 and 2, a basement 16 is arranged under a house 10, a water filtering tank 3 installed in the basement 16 is fixed and communicated with one end of a first water outlet pipe 12 far away from a first water outlet 111, a water filtering component is arranged in the water filtering tank 3, in the embodiment, the water filtering component comprises a water filtering plate 31 provided with a plurality of water permeable holes and a baffle 32, one side of the baffle 32 is fixedly connected to the inner wall of the top of the water filtering tank 3, the other side of the baffle extends downwards along the vertical direction, and meanwhile, two inner side walls of the baffle 32 are fixedly connected to two inner side walls of the water.

Specifically, one side of the water filtering plate 31 is fixedly connected to one side of the baffle 32 far away from the inner wall of the top of the water filtering tank 3, the other side of the water filtering plate 31 is fixedly connected to the inner side wall of the water filtering tank 3 along a direction perpendicular to the extending direction of the baffle 32, and an activated carbon seasoning layer is fixedly laid on the water filtering plate 31; the water filtering plate 31, the baffle 32 and the inner wall of the water filtering box 3 form a chamber 33 which is positioned right below the water inlet of the water filtering box 3; the rainwater gets into the filter screen 113 of first drain port 111, will filter partial impurity, then flows into the cavity 33 of drainage box 3, and the rainwater will get rid of most silt in the rainwater through the active carbon packing layer, and the rainwater flows out from the drainage hole of drainage plate 31 at last, and then reaches the filterable effect once more to the rainwater.

Simultaneously, the delivery port fixedly connected with second outlet pipe 13 of water filter 3, the one end that water filter 3 was kept away from to second outlet pipe 13 is fixed and the intercommunication has the storage water tank 4 of installing in basement 16, the one end that water filter 3 was kept away from to second outlet pipe 13 extends to in the storage water tank 4 from storage water tank 4 water inlet, the one end that second outlet pipe 13 extended into in storage water tank 4 is equipped with the regulating part that is used for adjusting water filter 3 and gets into storage water tank 4, in this embodiment, the water transfer piece can be ball-cock assembly 41, ball-cock assembly 41 is fixed to cup joint in second outlet pipe 13, water in the storage water tank 4 rises to predetermined water level, ball-cock assembly 41 will self-closing under the effect of buoyancy, water filter 3's water will no longer get into storage.

Referring to fig. 2 and 3, a third water outlet pipe 14 is fixedly connected to a water outlet of the water storage tank 4, an irrigation assembly is disposed at one end of the third water outlet pipe 14 away from the water storage tank 4, in this embodiment, the irrigation assembly includes a driving member and a plurality of drip irrigation nozzles 42, the driving member may be a water pump 43, a water inlet of the water pump 43 is fixedly connected to one end of the third water outlet pipe 14 away from the water storage tank 4, a water outlet of the water pump 43 is fixedly connected to a plurality of shunt pipes 17 installed on the shed roof 2 through another third water outlet pipe 14, and the drip irrigation nozzles 42 are fixedly installed on the shunt pipes 17 at; extract the water of storage water tank 4 to drip irrigation shower nozzle 42 through water pump 43, then irrigate the plant through drip irrigation shower nozzle 42, irrigate the first drain port 111 of backward flow of the water part of plant, and then reach the effect of recycling the water of irrigating.

The implementation principle of a greening roof for a sponge city in the embodiment of the application is as follows: in the early stage of rainfall, part of rainwater flows into the drainage channel 11 from the shed roof 2, at the moment, the electric switch valve 121 is in a closed state, rainwater is directly drained into a municipal sewage pipeline from the second drainage port 112, and after the rainwater is drained for a preset time, the electric switch valve 121 is opened, and the rainwater enters the water filtering tank 3 through the first water outlet pipe 12.

Then rainwater enters the chamber 33 of the water filtering tank 3, most impurities in the rainwater are removed through the activated carbon filler layer, then the rainwater flows out of the water filtering plate 31, and the water in the water filtering tank 3 enters the water storage tank 4 through the second water outlet pipe 13.

When the water in the water storage tank 4 reaches the preset water level, the ball float valve 41 will be automatically closed under the action of gravity, the water in the water filtering tank 3 does not enter the water storage tank 4 any more, the water in the water storage tank 4 will be kept standing to precipitate the remaining small part of impurities, when the water in the water filtering tank 3 is full, the electric switch valve 121 is closed, and the water in the water filtering tank 3 will also be kept standing to precipitate.

Finally, when the water in the water storage tank 4 is used, the water is pumped to the drip irrigation nozzle 42 through the water pump 43, in the process of pumping the water, when the water in the water storage tank 4 is lowered to a preset water level, the ball float valve 41 is automatically opened, the supernatant after the water filtering tank 3 is settled flows into the water storage tank 4, the water pumped to the shed roof 2 irrigates the plants through the drip irrigation nozzle 42, the redundant water for irrigating the plants flows back to the first water drainage port 111, and the filter screen 113 of the first water drainage port 111 limits partial plant blades or impurities to flow into the first water drainage port 111.

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 afforestation roof for sponge city which characterized in that: including installing in roof body (1) of house (10) top and planting the plant, be used for irrigating the irrigation subassembly of plant and be used for setting up basement (16) under house (10), water drainage tank (11) have been seted up in roof body (1), first drain (111) have been seted up in water drainage tank (11), first drain (111) have through first outlet pipe (12) intercommunication install in basement (16) and be used for filtering water filtering tank (3) of rainwater, water filtering tank (3) have through second outlet pipe (13) intercommunication install storage water tank (4) in basement (16).

2. A green roof for a sponge city according to claim 1, wherein: be equipped with shed roof (2) directly over roof body (1), drainage tank (11) set up in the both sides of shed roof (2), drainage tank (11) are still offered and are used for abandoning second outlet (112) of flowing to initial stage rainwater, electric switch valve (121) are installed in first outlet pipe (12) being close to first outlet (111).

3. A green roof for a sponge city according to claim 2, wherein: the drainage channel (11) is inclined from one end of the first drainage port (111) to one end of the second drainage port (112).

4. A green roof for a sponge city according to claim 3, wherein: the first water outlet (111) and the second water outlet (112) are both funnel-shaped.

5. A green roof for a sponge city according to claim 4, wherein: and the first water discharge port (111) and the second water discharge port (112) are both provided with a filter screen (113).

6. A green roof for a sponge city according to claim 1, wherein: be equipped with the drainage subassembly that is located under drainage case (3) water inlet in drainage case (3), the drainage subassembly is including drainage board (31) and baffle (32) that are equipped with a plurality of drainage holes, drainage board (31), baffle (32) and the inner wall of drainage case (3) form cavity (33), drainage board (31) are equipped with the active carbon packing layer.

7. A green roof for a sponge city according to claim 1, wherein: the water storage tank (4) is internally provided with an adjusting piece for adjusting water of the water filtering tank (3) to enter the water storage tank (4).

8. A green roof for a sponge city according to claim 7, wherein: the adjusting piece comprises a ball float valve (41), the second water outlet pipe (13) extends towards the water inlet of the water storage tank (4), and the ball float valve (41) is installed on the part, extending into the water storage tank (4), of the second water outlet pipe (13).

9. A green roof for a sponge city according to claim 1, wherein: the irrigation assembly comprises a drip irrigation nozzle (42) arranged on the shed roof (2) and a driving piece for pumping water in the water storage tank (4) to the drip irrigation nozzle (42) through a third water outlet pipe (14).