CN219343420U - Integrated finished sponge urban drainage collection system for overhead overpass - Google Patents

Abstract

The utility model relates to an integrated finished product sponge urban drainage collection system for an overhead overpass, which comprises a rainwater collection and purification device and a drainage vertical pipe, wherein an energy dissipation unit, an overflow sand setting unit and a drainage vertical pipe are arranged in the rainwater collection and purification device, the bottom of the drainage vertical pipe extends into the energy dissipation unit, the energy dissipation unit and the overflow sand setting unit are separated by a purification wall, the overflow sand setting unit and the drainage vertical pipe are separated by a first partition wall, a water passing hole is formed in the first partition wall, and a gate is arranged at the water passing hole; the overflow sand setting unit is internally provided with a water quality sensor, and the top of the overflow sand setting unit is provided with an overflow hole. The integrated finished product sponge city drainage collection system can meet the related requirements of sponge cities, is simple in construction and installation due to the adoption of finished products, monitors the rainwater quality through the water quality sensor, selects different drainage modes according to the water quality condition, and can realize intelligent collection and utilization of sponge city rainwater.

Description

Integrated finished sponge urban drainage collection system for overhead overpass

Technical Field

The utility model relates to the technical field of sponge urban rainwater collection, in particular to an integrated finished sponge urban drainage collection system for an overhead overpass.

Background

The sponge city is designed into a sponge form, and various undersole surfaces and regulation facilities which act as the sponge during raining are used for collecting, storing, infiltrating and purifying water, so that the sponge city has good elasticity for adapting to environmental changes and coping with natural disasters and the like.

Sponge construction in cities is often carried out in places such as urban roads, building communities, urban water systems, green squares and the like. Sponge construction of urban roads is generally carried out by carrying out organized confluence and transfer on road surface rainwater, introducing the rainwater into adjusting facilities such as a sinking green land, a rainwater adjusting tank and the like, and carrying out collection, storage, infiltration and water purification treatment.

At present, the sponge urban rainwater collection system of the overhead overpass is imperfect, and the general drainage collection system only carries out energy dissipation collection on rainwater and then discharges the lower pad surfaces such as green land. The whole rainwater collection system is single in function, the treatment of carrying domestic garbage and silt on a large amount of roads during primary rain is not realized, the rainwater collection well and the buried perforated pipe can be blocked and cannot drain water because of garbage or silt siltation, and the primary rain salt content is very high after salt is sprayed on the road surface of a road administration department in winter, so that vegetation necrosis of greenbelts is caused, and a comprehensive intelligent management system is not considered.

Therefore, the conventional rainwater collection and utilization system can not meet the requirements of the sponge urban construction of the overhead overpass, and the integral finished sponge urban drainage collection system capable of carrying out water quality monitoring and drainage mode selection on the overhead overpass drainage is necessary to design.

Disclosure of Invention

The utility model aims to provide an integrated finished sponge urban drainage collection system for an overhead overpass, which not only can meet the related requirements of sponge cities, but also adopts finished products, is simple in construction and installation, improves the quality of the sponge urban collection system, monitors the water quality of overhead overpass floor drainage through a water quality sensor, selects different drainage modes according to the water quality condition, and can realize intelligent collection and utilization of sponge urban rainwater.

In order to achieve the above purpose, the technical scheme of the utility model is that the integrated finished sponge urban drainage collection system for the overhead overpass comprises a rainwater collection and purification device arranged in an overhead sinking green land and a drainage vertical pipe used for being communicated with a drainage outlet of the overpass, wherein the rainwater collection and purification device is internally provided with an energy dissipation unit, an overflow sand setting unit and a drainage unit, the bottom of the drainage vertical pipe extends into the energy dissipation unit, the energy dissipation unit and the overflow sand setting unit are separated by a purification wall, the overflow sand setting unit and the drainage unit are separated by a first partition wall, a water passing hole is formed in the first partition wall, and a gate is arranged at the water passing hole; the overflow sand setting unit is internally provided with a water quality sensor, and the top of the overflow sand setting unit is provided with an overflow hole.

Further, the rainwater collecting and purifying device and the drainage vertical pipes are multiple and correspond to each other one by one, and the adjacent rainwater collecting and purifying device is communicated with the drainage units through drainage pipes.

Still further, integrated finished product sponge urban drainage collecting system still includes intelligent control cabinet, the gate is integrative gate of flashlight, water quality sensor with intelligent control cabinet's input is connected, intelligent control cabinet's output with integrative gate of flashlight is connected.

Further, the purifying wall comprises wall bodies positioned on two sides and packaging integral type filtering materials arranged between the wall bodies on two sides, and the wall bodies adopt a hollowed-out structure.

Further, the filtering material is graded sand, quartz sand or activated carbon.

Further, a second partition wall is arranged in the energy dissipation unit, and a sewage interception hanging basket is arranged between the top of the second partition wall and the purifying wall.

Further, the integrated finished sponge municipal drainage collection system further comprises perforated pipes for placement in the crushed stone layer of the sinking green land.

Compared with the prior art, the utility model has the beneficial effects that:

the integrated finished product sponge urban drainage collection system can meet the requirements related to sponge cities, is simple in construction and installation, improves the construction and installation efficiency, and can also improve the quality of the sponge urban collection system; rainwater on the overhead bridge deck enters the energy dissipation unit through the drainage vertical pipe, the rainwater after energy dissipation and sewage interception of the energy dissipation unit enters the overflow sand setting unit after being purified through the purifying wall, the suspended matter concentration and the salinity of the rainwater in the overflow sand setting unit are monitored through the water quality sensor, different drainage modes are selected according to the water quality condition, and the intelligent collection and utilization of the sponge city rainwater can be realized; when the water quality sensor monitors that the concentration or salinity of suspended matters in the initial rainwater is too high, a gate is opened, the initial rainwater is intercepted into a drainage unit and finally drained to a municipal rainwater pipe network, so that the safety of greening plants in a sunk green area is ensured, and the greening plants are prevented from necrosis; when the water quality sensor monitors that the concentration and salinity of suspended matters in the rainwater are recovered to be normal, the gate is closed, the rainwater subjected to sand setting in the overflow sand setting unit enters a sinking green land through the overflow hole, and the rainwater is accumulated, permeated and purified in the sinking green pool and finally discharged to a municipal rainwater pipe network through the overflow gutter inlet.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an integrated finished sponge urban drainage collection system for an overhead overpass according to an embodiment of the present utility model;

FIG. 2 is a view A-A of FIG. 1;

FIG. 3 is a view B-B of FIG. 1;

FIG. 4 is a view C-C of FIG. 1;

FIG. 5 is a D-D view of FIG. 1;

in the figure: 1. an energy dissipation unit; 2. an overflow sand setting unit; 3. a discarding unit; 4. a purifying wall; 5. a water passing hole; 6. a water quality sensor; 7. an overflow aperture; 8. a gate; 9. a drain stand pipe; 10. an overhead bridge deck drain opening; 11. bridge piers; 12. an intelligent control cabinet; 13. discarding the flow tube; 14. dirt-intercepting hanging basket; 15. planting a layer; 16. a water permeable geotechnical cloth layer; 17. a crushed stone layer; 18. an impermeable membrane layer; 19. perforating the pipe; 20. overflow gully; 21. standing edge stone; 22. and (3) a planar stone.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5, the embodiment provides an integrated finished sponge urban drainage collection system for an overhead overpass, which comprises a rainwater collection and purification device arranged in an overhead sinking green land and a drainage vertical pipe 9 used for communicating with a drainage outlet of the overpass, wherein the rainwater collection and purification device is internally provided with an energy dissipation unit 1, an overflow sand setting unit 2 and a drainage unit 3, the bottom of the drainage vertical pipe 9 extends into the energy dissipation unit 1, the energy dissipation unit 1 and the overflow sand setting unit 2 are separated by a purification wall 4, the overflow sand setting unit 2 and the drainage unit 3 are separated by a first partition wall, a water passing hole 5 is arranged on the first partition wall, and a gate 8 is arranged at the water passing hole 5; the overflow sand setting unit 2 is internally provided with a water quality sensor 6, and the top of the overflow sand setting unit 2 is provided with an overflow hole 7.

The integrated finished product sponge urban drainage collection system can meet the requirements related to sponge cities, is simple in construction and installation, improves the construction and installation efficiency, and can also improve the quality of the sponge urban collection system; rainwater on an overhead bridge deck enters the energy dissipation unit 1 through the drainage vertical pipe 9, the rainwater which is subjected to energy dissipation by the energy dissipation unit 1 enters the overflow sand setting unit 2 after being purified by the purification wall 4, the suspended matter concentration and the salinity of the rainwater in the overflow sand setting unit 2 are monitored through the water quality sensor 6, and different drainage modes are selected according to the water quality condition, so that the intelligent collection and utilization of the sponge city rainwater can be realized; when the water quality sensor 6 monitors that the concentration or salinity of suspended matters in the initial rainwater is too high, the gate 8 is opened, the initial rainwater is intercepted into the drainage unit 3 and finally drained to the municipal rainwater pipe network, so that the safety of greening plants in the sunk green area is ensured, and the greening plants are prevented from necrosis; when the water quality sensor 6 monitors that the concentration and salinity of suspended matters in the rainwater are recovered to be normal, the gate 8 is closed, the rainwater subjected to sand setting in the overflow sand setting unit 2 enters a sinking green land through the overflow hole 7, and the rainwater is accumulated, permeated and purified in the sinking green pool and finally discharged to a municipal rainwater pipe network through the overflow gutter 20. The rainwater collecting and purifying device can be made of materials such as glass fiber reinforced plastic, finished product reserved concrete, stainless steel or spheroidal graphite cast iron and the like.

Further, the rainwater collecting and purifying device and the drainage vertical pipe 9 are in a plurality of one-to-one correspondence, and the adjacent rainwater collecting and purifying device and the drainage unit 3 are communicated through a drainage pipe 13. During construction, the plurality of drainage risers 9 are arranged along the forward bridge at intervals on two sides of the overhead overpass, and the sunk green lands at the corresponding positions of the drainage risers 9 are provided with rainwater collecting and purifying devices, the rainwater collecting and purifying devices close to the municipal rainwater pipe network are connected with the municipal rainwater pipe network through the rainwater discarding pipe 13 by the rainwater discarding units 3, and rainwater intercepted by the rainwater discarding units 3 is directly discharged to the municipal rainwater pipe network.

Still further, integrated finished product sponge urban drainage collecting system still includes intelligent control cabinet 12, gate 8 is integrative gate 8 of flashlight, water quality sensor 6 with intelligent control cabinet 12's input is connected, intelligent control cabinet 12's output with integrative gate 8 of flashlight is connected. The water quality sensor 6 in each overflow sand setting unit 2 respectively transmits the monitored water quality data to the intelligent control cabinet 12, the intelligent control cabinet 12 judges whether the suspended matter concentration or salinity is normal or too high according to the received water quality data, and a control instruction is sent to drive a manual-electric integrated gate in the corresponding overflow sand setting unit 2 to be correspondingly closed or opened. After the intelligent control cabinet 12 sends out the control command, when the manual and electric integrated gate can not be opened in a linkage way due to failure, the manual opening can be realized.

Further, the purifying wall 4 comprises wall bodies positioned at two sides and a packaging integral filtering material arranged between the wall bodies at two sides, and the wall bodies at two sides are hollow structures so as to facilitate water inlet and water outlet. Furthermore, the filtering material is graded sand, quartz sand or activated carbon, the rainwater passing through the purifying wall is primarily purified, the rainwater quality of the rainwater entering the sinking green land is improved, and meanwhile, the filtering material adopts a packaging integral structure, so that the filtering material in the purifying wall 4 is convenient to maintain and clean.

Further, be provided with the second partition wall in the energy dissipation unit 1, the top of second partition wall with be provided with between the purifying wall 4 and cut dirty string basket 14, cut dirty string basket 14 and hold back rubbish, debris etc. that the size is great, avoid causing the jam to overflow sand setting unit 2, abandon class unit 3 and abandon flow tube 13, municipal rainwater pipe network etc.. Optimally, the part of the wall plate of the water inlet side of the box body above the sewage interception hanging basket 14 adopts a non-hollow structure, and the part of the wall plate of the water inlet side of the box body below the sewage interception hanging basket 14 adopts a hollow structure, so that rainwater is firstly intercepted by the sewage interception hanging basket 14, and then purified by the purifying wall 4.

As an embodiment, the sinking green land comprises a planting layer 15, a permeable geotechnical cloth layer 16, a gravel layer 17 and an impermeable membrane layer 18 which are sequentially arranged from top to bottom, the top surface of the planting layer 15 is lower than the pavement of a peripheral motor vehicle lane, the top surface of the rainwater collecting and purifying device and the top surface of the overflow rainwater inlet 20 are both higher than the planting layer 15, and the drainage pipe 13 is arranged in the gravel layer 17. The periphery of the sinking green land is provided with a standing rim stone 21, a plane stone 22 is paved between the standing rim stone 21 and the motor vehicle road surface, and the plane stone 22 is inclined downwards from the motor vehicle road surface to the standing rim stone 21.

Further, the integrated finished product sponge urban drainage collection system further comprises a perforated pipe 19 arranged in the gravel layer 17 of the sinking green land, the perforated pipe 19 is communicated with an overflow gutter 20 arranged in the sinking green land, and after rainwater is accumulated, permeated and purified in a sinking green pond, underground residual rainwater can be discharged into the overflow gutter 20 through the perforated pipe 19 and then discharged into a municipal rainwater pipe network through the overflow gutter 20.

The principle of the integrated finished sponge urban drainage collection system is as follows:

rainwater on an overhead bridge deck enters the corresponding energy dissipation unit 1 from the drainage vertical pipe 9 through the drainage outlet 10, the energy dissipation and the sewage interception of the energy dissipation unit 1 are carried out, the water quality of the rainwater is improved through purification of the purification wall 4, the purified rainwater enters the overflow sand setting unit 2, and the concentration and the salinity of suspended matters in the rainwater are monitored in real time through the water quality sensor 6 in the overflow sand setting unit 2;

when the water quality sensor 6 in the overflow sand setting unit 2 monitors that the concentration or salinity of suspended matters in the initial rainwater is too high, the water quality sensor 6 feeds back related signals to the intelligent control cabinet 12, the intelligent control cabinet 12 judges that an integrated flashlight gate needs to be opened according to the received signals, and sends out a control instruction to control the integrated flashlight gate to be opened, so that the initial rainwater with the water quality exceeding the standard is discharged into the drainage unit 3 and then is discharged to a municipal rainwater pipe network through a drainage pipe;

after the initial rainwater passes through the abandonment of a period of time, when the water quality sensor 6 in the overflow sand setting unit 2 monitors that the suspended solid concentration and the salinity in the initial rainwater are recovered to be normal, the water quality sensor 6 feeds back relevant signals to the intelligent control cabinet 12, the intelligent control cabinet 12 judges that the manual and electric integrated gate needs to be closed according to the received signals, and sends out control instructions to control the manual and electric integrated gate to be closed, the rainwater after sand setting overflows to a sinking green land under an overhead intersection through the overflow hole 7 at the top of the overflow sand setting unit 2, after the rainwater is accumulated, permeated and purified in a sinking green pond, a part of ground residual rainwater is discharged into the overflow rainwater pipe network through the overflow port on the side surface of the overflow rainwater port 20, and the other part of ground residual rainwater is discharged into the overflow rainwater port 20 through the perforated pipe 19, and finally the rainwater in the overflow rainwater pipe network is discharged into the municipal rainwater pipe network.

Further, when the concentration of suspended matters in the rainwater is higher than 50mg/l or the salinity is higher than 3.50ms/cm, the manual and electric integrated gate is controlled to be opened; when the concentration of suspended matters in the rainwater is not more than 50mg/l and the salinity is not more than 3.50ms/cm, the manual and electric integrated gate is controlled to be closed.

According to the embodiment, the rainwater collecting and purifying device with the energy dissipating unit 1, the purifying wall 4, the overflow sand setting unit 2 and the flow discarding unit 3 is arranged, meanwhile, the water quality sensor 6 capable of detecting the concentration and the salinity of suspended matters and the manual and electric operation integrated gate are arranged, the water quality of overhead interchange drainage is intelligently monitored, the drainage mode is intelligently selected according to the water quality condition, intelligent automatic interception flow discarding is carried out on initial rainwater with overhigh concentration or salinity of suspended matters, the suspended matters can automatically enter an overhead interchange to sink to the green land after the concentration or the salinity of the suspended matters are recovered to be normal, the sponge overhead interchange drainage function is realized, and the safety of greening plants in the sunk green land is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (7)

1. A integrated finished product sponge city drainage collecting system for overhead overpass, its characterized in that: the device comprises a rainwater collecting and purifying device arranged in an overhead sinking green land and a drainage vertical pipe used for being communicated with a viaduct face drainage outlet, wherein an energy dissipation unit, an overflow sand setting unit and a drainage unit are arranged in the rainwater collecting and purifying device, the bottom of the drainage vertical pipe extends into the energy dissipation unit, the energy dissipation unit and the overflow sand setting unit are separated by a purifying wall, the overflow sand setting unit and the drainage unit are separated by a first partition wall, a water passing hole is formed in the first partition wall, and a gate is arranged at the water passing hole; the overflow sand setting unit is internally provided with a water quality sensor, and the top of the overflow sand setting unit is provided with an overflow hole.

2. The integrated finished sponge municipal drainage collection system for an overhead overpass of claim 1, wherein: the rainwater collecting and purifying device and the drainage vertical pipes are multiple and correspond to each other one by one, and the adjacent rainwater collecting and purifying device is communicated with the drainage units through drainage pipes.

3. An integrated finished sponge urban drainage collection system for an overhead overpass according to claim 1 or 2, characterized in that: still include intelligent control cabinet, the gate is integrative gate of flashlight, water quality sensor with intelligent control cabinet's input is connected, intelligent control cabinet's output with integrative gate of flashlight is connected.

4. The integrated finished sponge municipal drainage collection system for an overhead overpass of claim 1, wherein: the purifying wall comprises wall bodies positioned on two sides and packaging integral type filtering materials arranged between the wall bodies on two sides, and the wall bodies adopt a hollowed-out structure.

5. The integrated finished sponge municipal drainage collection system for an overhead overpass of claim 4, wherein: the filtering material is graded sand, quartz sand or activated carbon.

6. The integrated finished sponge municipal drainage collection system for an overhead overpass of claim 1, wherein: the energy dissipation unit is internally provided with a second partition wall, and a sewage interception hanging basket is arranged between the top of the second partition wall and the purifying wall.

7. The integrated finished sponge municipal drainage collection system for an overhead overpass of claim 1, wherein: also included is a perforated pipe for placement in the crushed stone layer of the sinking green house.

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