CN216075467U - Waterlogging-preventing rainwater collection system for sponge city construction - Google Patents

Abstract

The utility model discloses an anti-waterlogging rainwater collection system for sponge city construction, which comprises a rainwater recovery bin and a confluence well, wherein the rainwater recovery bin is constructed below green ground of a city, the confluence well is arranged on the rainwater recovery bin, a combined filtering structure is arranged in the confluence well, and a confluence bin is arranged in the rainwater recovery bin. Can be used as water for greening and fire fighting at ordinary times.

Description

Waterlogging-preventing rainwater collection system for sponge city construction

Technical Field

The utility model relates to the technical field of sponge urban rainwater collection, in particular to an anti-waterlogging rainwater collection system for sponge urban construction.

Background

The acceleration of urbanization process makes hard pavement paving area and building density in cities continuously increase, surface rainwater runoff quantity is increased, infiltration quantity is reduced, flooding frequently occurs, harm is aggravated, initial runoff rainwater contains a large amount of impurities and is directly discharged into water, water pollution is serious, treated rainwater can be recycled for urban greening, road spraying and the like in an open source throttling mode, underground groundwater replenishing can be infiltrated and recharged, rainwater runoff pollution is controlled, urban ecological environment is improved, economic and social sustainable development is realized, the concept of sponge city provides a comprehensive scheme of a rainwater collection and utilization system, however, in the traditional sponge city construction mode, rainwater infiltration performance is poor, rainwater collection quantity is limited, waterlogging phenomenon can still occur, and in the rainwater infiltration process, rainwater washing leaves are washed by rainwater, In view of the fact that garbage and other impurities are easy to block the buried pipeline and affect the whole water storage process, the tunneling scheme is generated by deep research aiming at the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an anti-waterlogging rainwater collection system for sponge city construction, which solves the problems in the prior art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a sponge urban construction waterlogging prevention rainwater collection system comprises a rainwater recovery bin and a confluence well, wherein the rainwater recovery bin is constructed below the green ground of an urban area, the confluence well is arranged on the rainwater recovery bin, a combined filtering structure is arranged in the confluence well, a confluence bin is arranged in the rainwater recovery bin, a layered filtering structure is arranged in the confluence bin, one side of the confluence bin is communicated with a ground precipitation bin, and one end of the precipitation bin is communicated with a liquid storage bin;

the composite filter structure includes: the filter screen cylinder is inserted on the assembly and connection assembly and is in assembly connection with the fixed seat, and the anti-falling support is placed on the fixed seat;

the layered filter structure comprises: the water guide changes to subassembly, silt storehouse and power diversion subassembly, the water guide changes to the subassembly and sets up on converging the well lower end and one end along converging the storehouse radially with converge the storehouse lateral wall and be linked together, the silt storehouse sets up on converging the storehouse lower extreme, the one end of power diversion subassembly stretches into and converges in the storehouse, the other end and deposit the storehouse and be linked together.

Preferably, the fitting connection assembly includes: the mounting ring is welded in the fixing seat, an assembly groove is formed in the mounting ring, the assembly ring is sleeved on the filter screen cylinder, the limiting lug is welded on the side wall of the assembly ring and inserted into the assembly groove, and the lifting lug is welded on the filter screen cylinder.

Preferably, the water guide redirecting assembly includes: the water guide cover is arranged at the lower end of the confluence shaft, one end of the water guide pipe is communicated with the water guide cover, and the other end of the water guide pipe is communicated with the side wall of the confluence bin.

Preferably, the power diversion assembly comprises: booster pump, filter assembly and drain pipe of intaking, the booster pump sets up in storehouse one side of converging, the filter assembly that intakes sets up in the storehouse of converging and is located the storehouse central point that converges and puts, the one end of filter assembly that intakes is linked together with the end of intaking of booster pump, the one end of drain pipe is linked together with the play water end of booster pump, the other end is linked together with the sediment storehouse.

Preferably, the inlet water filter assembly comprises: inlet tube and screen pipe, inlet tube one end is stretched into and is converged in the storehouse, the other end and the booster pump end of intaking be linked together, the screen pipe welds in one of inlet tube and is located the central point in the storehouse of converging and put, the lower extreme welding of screen pipe has the shutoff.

Preferably, the lower extreme in silt storehouse is provided with the sand discharge mouth, the sand discharge mouth position is provided with the sand discharge valve.

Advantageous effects

The utility model provides an anti-waterlogging rainwater collection system for sponge city construction. The method has the following beneficial effects: the waterlogging-preventing rainwater collection system for sponge city construction is characterized in that a rainwater recovery bin is constructed below a green ground of a city, a confluence bin is arranged in the rainwater recovery bin, a precipitation bin and a liquid storage bin are arranged on the overground part of the rainwater recovery bin, a confluence well is arranged on the upper part of the confluence bin, a combined filtering structure is arranged in the confluence well and is used for preliminarily separating sundries such as leaves, garbage and the like in rainwater, so that the water permeation efficiency is ensured, a layered filtering structure is arranged in the confluence bin, rainwater is introduced into the confluence bin, silt in a water body is separated out by using the layered filtering structure, the water body after twice filtering is further introduced into the precipitation bin and is further subjected to flocculation precipitation and aeration purification, the clean water after treatment is poured into the liquid storage bin for storage, and can be used as water for greening and fire fighting at ordinary times, and the problems in the prior art and the traditional sponge city construction mode are solved, in the process of collecting rainwater, the rainwater permeability is poor, the rainwater collection amount is limited, the waterlogging phenomenon still can appear, and in the rainwater infiltration process, the buried pipeline is easily plugged up by leaves, garbage and other impurities of rainwater washing, and the problem of the whole water storage process is influenced.

Drawings

Fig. 1 is a schematic perspective view of an anti-waterlogging rainwater collection system for sponge city construction.

Fig. 2 is a schematic structural view of an inland inundation prevention rainwater collection system for sponge city construction.

Fig. 3 is a schematic structural diagram of a front view section of the waterlogging prevention rainwater collection system for sponge city construction.

Fig. 4 is a schematic sectional structure view of a position A-A of the waterlogging-preventing rainwater collection system for sponge city construction.

Fig. 5 is a schematic view of a local axial measurement structure of the waterlogging-preventing rainwater collection system for sponge city construction.

Fig. 6 is a schematic view of a position a of the sponge urban construction waterlogging prevention rainwater collection system according to the present invention.

In the figure: 1. a rainwater recovery bin; 2. a confluence well; 3. a confluence bin; 4. a settling bin; 5. a liquid storage bin; 6. a fixed seat; 7. a filter screen cylinder; 8. a fall prevention bracket; 9. a silt bin; 10. a mounting ring; 11. assembling a ring; 12. a limiting bump; 13. lifting lugs; 14. a water guide cover; 15. a water conduit; 16. a booster pump; 17. a drain pipe; 18. a water inlet pipe; 19. a screen pipe; 20. a sand discharge valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

Referring to fig. 1-6, the present invention provides an anti-waterlogging rainwater collection system for sponge city construction:

example (b): as can be known from the attached drawings 1-6 of the specification, the scheme comprises a rainwater recovery bin 1 and a confluence well 2, wherein the rainwater recovery bin 1 is constructed below the green ground of a city, the confluence well 2 is arranged on the rainwater recovery bin 1, a combined filtering structure is arranged in the confluence well 2, a confluence bin 3 is arranged in the rainwater recovery bin 1, a layered filtering structure is arranged in the confluence bin 3, one side of the confluence bin 3 is communicated with a ground precipitation bin 4, one end of the precipitation bin 4 is communicated with a liquid storage bin 5, a combined filtering structure is arranged in the confluence well 2, impurities such as leaves and garbage in rainwater are primarily separated, so that the water permeation efficiency is ensured, the layered filtering structure is arranged in the confluence bin 3, the rainwater is introduced into the confluence bin 3, the layered filtering structure is used for separating silt in the rainwater, the water after twice filtering is further introduced into the precipitation bin 4, the water body is further flocculated, precipitated and aerated and purified, and the treated clean water is poured into a liquid storage bin 5 for storage and can be used as water for greening and fire fighting at ordinary times;

the above-mentioned combined filter structure includes: fixing base 6, assembly coupling assembling, filter screen section of thick bamboo 7 and prevent falling support 8, fixing base 6 sets up on 2 upper end open position of confluence well, filter screen section of thick bamboo 7 cartridge on assembly coupling assembling and with 6 assembly coupling of fixing base, prevent falling support 8 and place on fixing base 6, above-mentioned layered filtration includes: the rainwater collecting device comprises a water guiding direction-changing component, a silt bin 9 and a power water guiding component, wherein the water guiding direction-changing component is arranged at the lower end of a confluence well 2, one end of the water guiding direction-changing component is communicated with the side wall of the confluence well 3 along the radial direction of the confluence well 3, the silt bin 9 is arranged at the lower end of the confluence well 3, one end of the power water guiding component extends into the confluence well 3, the other end of the power water guiding component is communicated with a settling bin 4, when the rainwater collecting device is used, a filter screen cylinder 7 is inserted on a fixed seat 6 in the confluence well 2 through an assembling and connecting component, the rainwater is converged in the confluence well 2, leaves and other garbage carried in the rainwater are separated by the filter screen cylinder 7, a falling-preventing support 8 is placed above the filter screen cylinder 7, the rainwater can be effectively prevented from falling into the confluence well 2 by accident, the filter screen cylinder 7 is convenient to lift out for cleaning by adopting an assembling design, the water guiding operation stability is improved, the rainwater after primary filtration enters the water guiding direction-changing component and is injected into the confluence well 3 along the side wall of the confluence well 3, and form the whirl in storehouse 3 converges for the large granule silt that smugglies secretly in the rainwater moves down along storehouse 3 lateral walls that converges under shearing force and the action of gravity, enters into silt storehouse 9 in, and utilize power diversion subassembly will converge the water on storehouse 3 upper strata and take out, and pour into and deposit the storehouse 4 in, utilize and deposit storehouse 4 and carry out further flocculation and precipitation and aeration treatment back to the rainwater, supply with stock solution storehouse 5 and save, realize the rainwater and collect the operation.

As can be seen from fig. 1 to 6 of the specification, in the implementation process, the assembly and connection assembly includes: the mounting ring 10 is welded in the fixed seat 6, the mounting ring 10 is provided with an assembly groove, the assembly ring 11 is sleeved on the filter screen cylinder 7, the limiting convex block 12 is welded on the side wall of the assembly ring 11 and inserted into the assembly groove, the lifting lug 13 is welded on the filter screen cylinder 7, when in use, by means of the cooperation between the limit protrusions 12 on the side wall of the mounting ring 11 and the mounting grooves on the mounting ring 10, the assembly connection of the assembly ring 11 can be realized, the filter screen cylinder 7 is inserted on the assembly ring 11, the primary filtration of the rainwater can be realized, meanwhile, the assembly rings 11 with different inner diameter sizes can be replaced to adapt to the filter screen cylinders 7 with different sizes for alternative use, the practicability of the whole structure is improved, meanwhile, the lifting lugs 13 are arranged on the filter screen cylinder 7, so that the convenience of the installation and disassembly operation of the filter screen cylinder 7 can be effectively improved.

In a specific implementation process, the water diversion module includes: water guide cover 14 and aqueduct 15, water guide cover 14 sets up on converging well 2 lower extreme, the one end and the water guide cover 14 of aqueduct 15 are linked together, the other end and 3 lateral walls of storehouse of converging are linked together, during the use, rainwater after the prefiltering collects in the water guide cover 14 of 2 lower parts of the storehouse of converging, and pour into in the storehouse 3 of converging along the lateral wall of storehouse 3 of converging through water guide pipe 15 of water guide cover 14 lower extreme, rivers enter into along the storehouse 3 inside wall face of converging after, the large granule grit in the rivers is under the shearing force of horizontal direction and the mating action of gravity, to the storehouse 3 lower part of converging and remove, enter into in silt storehouse 9.

In the concrete implementation process, the power water diversion assembly comprises: booster pump 16, filter assembly and drain pipe 17 of intaking, booster pump 16 sets up in 3 one sides of storehouse that converge, and filter assembly that intakes sets up in storehouse 3 that converges and is located 3 central points in the storehouse that converges and puts, and filter assembly's the one end of intaking is linked together with booster pump 16's the end of intaking, and drain pipe 17's one end is linked together with booster pump 16's play water end, the other end and deposit storehouse 4 and be linked together, and wherein intake filter assembly includes: inlet tube 18 and screen pipe 19, inlet tube 18 one end stretches into in the storehouse 3 that converges, the other end is linked together with the intake end of booster pump 16, screen pipe 19 welds and is located the central point that converges storehouse 3 and put on one end of inlet tube 18, the lower extreme welding of screen pipe 19 has the shutoff, in use, start booster pump 16, utilize booster pump 16 will converge the water in the storehouse 3 and take out, and utilize screen pipe 19 to further separate the silt particle in the water, supply with the water of taking out to subaerial precipitation storehouse 4 through drain pipe 17, precipitation storehouse 4 all sets up on ground with stock solution storehouse 5, can effectively reduce the construction cost of underground structures.

In the concrete implementation process, the lower end of the silt bin 9 is provided with a sand discharge port, the sand discharge port is provided with a sand discharge valve 20, and in non-precipitation weather, the sand separated from the silt bin 9 can be discharged by opening the drain valve and is conveyed to the ground through the detection port.

To sum up, the sponge city construction waterlogging prevention rainwater collection system is characterized in that a rainwater recovery bin 1 is constructed below the green ground of a city, a confluence bin 3 is arranged in the rainwater recovery bin 1, a precipitation bin 4 and a liquid storage bin 5 are arranged on the ground, a confluence well 2 is arranged on the upper portion of the confluence bin 3, a combined filter structure is arranged in the confluence well 2, and is used for preliminarily separating sundries such as leaves and garbage in rainwater, so that the water permeation efficiency is ensured, a layered filter structure is arranged in the confluence bin 3, rainwater is introduced into the confluence bin 3, silt in the water is separated out by the layered filter structure, the water after twice filtration is further introduced into the precipitation bin 4, and is further subjected to flocculation precipitation and aeration purification, and the clean water after the treatment is poured into the liquid storage bin 5 for storage and can be used as water for greening and fire fighting at ordinary times, the problem of prior art, traditional sponge city construction mode, at the collection rainwater in-process, rainwater permeability is poor, and rainwater collection volume receives the restriction, still can appear waterlogging phenomenon, and the rainwater infiltration in-process moreover, the pipeline buried underground is plugged up easily to rainwash's leaf, rubbish and other impurity, influences whole retaining process is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The sponge urban construction waterlogging prevention rainwater collection system comprises a rainwater recovery bin (1) and a confluence well (2), and is characterized in that the rainwater recovery bin (1) is constructed below the green ground of an urban area, the confluence well (2) is arranged on the rainwater recovery bin (1), a combined filtering structure is arranged in the confluence well (2), a confluence bin (3) is arranged in the rainwater recovery bin (1), a layered filtering structure is arranged in the confluence bin (3), one side of the confluence bin (3) is communicated with a ground precipitation bin (4), and one end of the precipitation bin (4) is communicated with a liquid storage bin (5);

the composite filter structure includes: the assembly device comprises a fixed seat (6), an assembly and connection assembly, a filter screen cylinder (7) and an anti-falling support (8), wherein the fixed seat (6) is arranged at an opening position at the upper end of the confluence well (2), the filter screen cylinder (7) is inserted into the assembly and connection assembly and is assembled and connected with the fixed seat (6), and the anti-falling support (8) is placed on the fixed seat (6);

the layered filter structure comprises: water guide changes to subassembly, silt storehouse (9) and power diversion subassembly, water guide changes to the subassembly and sets up on converge well (2) lower extreme and one end along converging storehouse (3) radially with converge storehouse (3) lateral wall and be linked together, silt storehouse (9) set up on converging storehouse (3) lower extreme, the one end of power diversion subassembly stretches into and converges storehouse (3) in, the other end is linked together with sediment storehouse (4).

2. The waterlogging-prevention rainwater collection system for sponge city construction according to claim 1, wherein the assembling and connecting assembly comprises: installing ring (10), fitting ring (11), spacing lug (12) and lug (13), welding in fixing base (6) installing ring (10), the assembly groove has been seted up on installing ring (10), fitting ring (11) suit is on filter screen cylinder (7), spacing lug (12) weld on fitting ring (11) lateral wall and insert in the assembly groove, lug (13) weld on filter screen cylinder (7).

3. The waterlogging-prevention rainwater collection system for sponge city construction according to claim 1, wherein the water diversion assembly comprises: the water guide cover (14) is arranged at the lower end of the confluence well (2), one end of the water guide pipe (15) is communicated with the water guide cover (14), and the other end of the water guide pipe is communicated with the side wall of the confluence bin (3).

4. The sponge urban construction waterlogging-prevention rainwater collection system of claim 1, wherein the power diversion assembly comprises: booster pump (16), filter assembly and drain pipe (17) of intaking, booster pump (16) set up in storehouse (3) one side of converging, filter assembly that intakes sets up in storehouse (3) of converging and is located storehouse (3) central point of converging and puts, filter assembly's the one end of intaking is linked together with the end of intaking of booster pump (16), the one end of drain pipe (17) is linked together with the play water end of booster pump (16), the other end is linked together with sediment storehouse (4).

5. The sponge urban construction waterlogging prevention rainwater collection system of claim 4, wherein the intake filter assembly comprises: inlet tube (18) and screen pipe (19), inlet tube (18) one end is stretched into and is converged in storehouse (3), the other end and booster pump (16) the end of intaking be linked together, screen pipe (19) weld in one of inlet tube (18) serve and be located the central point in storehouse (3) of converging and put, the lower extreme welding of screen pipe (19) has the shutoff.

6. The sponge urban construction waterlogging-prevention rainwater collection system according to claim 1, characterized in that the lower end of the silt bin (9) is provided with a sand discharge port, and a sand discharge valve (20) is arranged at the position of the sand discharge port.

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