CN219060278U

CN219060278U - Urban underground water storage and drainage system

Info

Publication number: CN219060278U
Application number: CN202223137976.2U
Authority: CN
Inventors: 何鑫强; 余问知; 谢百旺; 朱卫东; 潘杰; 张大财
Original assignee: Fujian Hongsheng Material Technology Co ltd; Fujian Hong Sheng High Tech Environmental Protection Technology Co ltd
Current assignee: Fujian Hongsheng Material Technology Co ltd; Fujian Hong Sheng High Tech Environmental Protection Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-23
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to an urban underground water storage and drainage system, in particular to the technical field of drainage systems. The urban underground water storage and drainage system provided by the utility model has the functions of primarily purifying rainwater, quickly draining, converting energy and supplementing underground water.

Description

Urban underground water storage and drainage system

Technical Field

The utility model relates to the technical field of drainage systems, in particular to an urban underground water storage and drainage system.

Background

Most cities are easy to waterlog when precipitation is concentrated, the rainwater collection and utilization degree is low, and most of the rainwater is directly discharged into rivers.

The utility model relates to an urban underground water storage and drainage system, which has the functions of primarily purifying rainwater, quickly draining water, converting energy and supplementing underground water.

Disclosure of Invention

(1) Technical proposal

In order to solve the technical problems, the utility model provides an urban underground water storage and drainage system, which comprises a rainwater ditch, a shallow water reservoir, a deep water reservoir, a vent, a river channel, a water outlet pipe, a drain pipe, a hydraulic generator and a storage battery, wherein a ditch cover plate is arranged on the rainwater ditch, an outlet of the rainwater ditch is communicated with the shallow water reservoir, the deep water reservoir is a water storage tank arranged underground, a seepage well is arranged in the deep water reservoir, the top of the water storage tank is provided with the vent, a tee joint is arranged at a water outlet of the shallow water reservoir, an inlet of the tee joint is communicated with the water outlet, one outlet of the tee joint is connected with an inlet at one side of the water storage tank through a drain pipe, the other outlet of the tee joint is connected with the water outlet pipe, drain outlets are respectively arranged on the shallow water reservoir and the deep water reservoir, the drain outlet is connected with the drain pipe through a pipeline, and the hydraulic generator is arranged on the drain pipe in a bidirectional switchable manner, and the hydraulic generator is electrically connected with the storage battery.

Preferably, the cover plate is made of water permeable concrete.

Preferably, an inclined plate sedimentation device for sediment impurities is arranged in the shallow reservoir.

Preferably, a soil humidifying device with a filtering function is arranged in the shallow reservoir.

Preferably, the number of the water storage tanks is at least more than two, and each water storage tank is connected through a pipeline.

Preferably, a water pump is arranged on the water outlet pipe.

Preferably, a sewage pump is arranged on the sewage pipe.

(2) Advantageous effects

Compared with the prior art, the urban underground water storage and drainage system has the following beneficial effects:

1. the limit drainage capacity is stronger, prevents waterlogging and has better effect.

2. The rainwater can be primarily purified within the treatment capacity range, and the recycling is facilitated.

3. Can improve the situation that the underground water level of part of cities is too low.

4. The energy of rain water can be utilized to generate electric power, so that the urban electricity utilization pressure is reduced.

5. Can store rainwater resources and is used for supplementing urban water when water is deficient.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

The reference numerals are: 1-rain gutters, 2-gutter covers, 3-shallow reservoirs, 31-inclined plate sedimentation devices, 32-soil humidifying devices, 33-water outlets, 4-water storage tanks, 5-ventilation openings, 6-drainage pipes, 7-river channels, 8-straight pipelines, 9-water outlet pipes, 10-blow-down pipes, 11-hydro-generators and 12-storage batteries.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1, the urban underground water storage and drainage system according to the present utility model comprises a rainwater ditch 1, a shallow reservoir 3, a deep reservoir, a vent 5, a river 7, a water outlet pipe 9, a drain pipe 10, a hydraulic generator 11 and a storage battery 12, wherein a ditch cover plate 2 is arranged on the rainwater ditch 1, an outlet of the rainwater ditch 1 is communicated with the shallow reservoir 3, the deep reservoir is a water storage tank 4 arranged under the ground, the deep reservoir is provided with a seepage well, the top of the water storage tank 4 is provided with the vent 5, a tee joint is arranged at a water outlet 33 of the shallow reservoir 3, an inlet of the tee joint is communicated with the water outlet 33, one outlet of the tee joint is connected with an inlet on one side of the water storage tank 4 through a drain pipe 6, the other outlet of the tee joint is connected with the water outlet pipe 9 through a straight-drain pipe 8, drain outlets are respectively arranged on the shallow reservoir 3 and the deep reservoir, the drain outlet is connected with the hydraulic generator 11 through a pipeline 10, and the drain pipe 6 is provided with the hydraulic generator 11 which is electrically connected in a bidirectional manner.

The ditch cover plate 2 is made of pervious concrete, can primarily filter the garbage such as the sand stone, the vegetation, the plastic bag of large granule when permeating the rainwater, and the rainwater that collects through the rainwater ditch 1 is concentrated in shallow cistern 3 at last, and shallow cistern 3 can locate the shallow cistern of the great degree of depth in area in park underground, be equipped with the swash plate sediment device 31 that is used for settling silt impurity in the shallow cistern 3, can settle impurity such as silt, preliminary purification quality of water. When the short-time rainfall is too large, rainwater can directly overflow from the weir crest, so that the drainage capacity is ensured. The water in the pond after precipitation is provided with a water absorption cloth soil humidifying device 32, and the water in the pond can be transported to the ground after being finely filtered, so as to supply water for greening arranged on the pond.

The deep reservoir is a large-scale water storage tank 4 arranged underground, the top is provided with a ventilation opening 5, and when precipitation occurs, water flows to the deep reservoir, negative pressure is generated to the whole system by the siphon principle, the rapid drainage on the ground is facilitated, and the small ponding on the ground is maintained. The multiple deep reservoirs are connected by pipelines and are provided with valves, so that the water level can be kept as low as possible, and the emergency reservoir can be reserved for drought or heavy rain emergency use. The deep reservoir is provided with a seepage well, water in the water tank can be used for supplementing underground water by the seepage well in case of less rain, and the valve of the seepage well can be closed to prevent the underground water from flowing backwards and reduce the capacity of the water tank to accept the rain water in rainy season. During rainy days, water in the tank can be sent to a water plant, commercial public health facilities, river courses, reservoirs and the like through the water pump by the water outlet pipe 9, and a large amount of rainwater can be received by the vacant volume.

The drain pipe 6 is provided with a bidirectional switchable hydroelectric generating set 11, and electric energy is generated by utilizing potential energy of water and is stored in a storage battery 12 set to be used as a standby power supply of the system. The battery 12 may be full to incorporate generated electricity into the grid to supplement the electrical power. Or pumping water in the deep reservoir into the shallow reservoir during electricity consumption low-peak, and supplementing electric energy during electricity consumption high-peak. The hydro-generator 11 can be used as a water pump to pump water into a deep reservoir to increase the negative pressure when the short-time rainfall is too large so as to strengthen the drainage capacity of the system. The hydro-generator 11 can be reversed to pump out the water stored in the water pool during drought for setting up the greening vegetation water thereon.

In continuous large rainfall, when the deep reservoir is full and the rainfall is not reduced, the valve on the in-line pipeline 8 can be opened, and the water pump is used for directly pumping the rainwater in the shallow reservoir into the river/reservoir.

And the shallow reservoir 3 and the deep reservoir are respectively provided with a sewage outlet, and the sewage pump periodically discharges the precipitated sludge through a pipeline.

The utility model is based on capillary water absorption design and is made of superfine fiber cloth and concrete. The maintenance hole 3 has been seted up to stand 1 side, changes the cloth that absorbs water when convenient maintenance, and maintenance hole 3 is also the water inlet for superfine fiber cloth 4 that absorbs water is immersed in water, and absorbs water cloth immersion water level can be the same with outside, reduces the time that water transported to soil when high water level. Most of the solid pollutants can be filtered through the superfine fiber water absorbing cloth 4, so that the polluted soil is prevented from damaging plants.

The water storage tank 12 absorbs water over a long distance and several short distances, and can transport water to a higher height while accelerating. The seepage pipe body 21 is made of fine aggregate pervious concrete, and can prevent sediment from entering the inside of the pipeline while pervious.

The examples described above only represent preferred embodiments of the present utility model, which are described in more detail, but the present utility model is not limited to these examples, and it should be noted that it is obvious to those skilled in the art that the present utility model is not limited to these examples. Any modifications thereof fall within the scope of the present utility model without departing from the spirit of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a city underground water storage and drainage system, its characterized in that includes rainwater ditch (1), shallow cistern (3), dark cistern, vent (5), river course (7), outlet pipe (9), blow off pipe (10), hydraulic generator (11), battery (12), be equipped with on the rainwater ditch (1) ditch apron (2), the export of rainwater ditch (1) with shallow cistern (3) are linked together, dark cistern is for setting up in secret water storage tank (4), dark cistern is equipped with the seepage well, water storage tank (4) top is equipped with vent (5), the outlet (33) department of shallow cistern (3) is equipped with the tee bend, the import of tee bend with outlet (33) are linked together, an export of tee bend pass through drain pipe (6) with the entry of water storage tank (4) one side links to each other, another export of tee bend passes through straight drain pipeline (8) with river course (7) link to each other, the exit of water storage tank (4) opposite side is connected with outlet pipe (9), shallow cistern (3) and water storage tank (3) are equipped with the outlet of blow off pipe (33) are equipped with respectively in the outlet of tee bend (6) are equipped with two-way blow off generator (10), the hydraulic generator (11) is electrically connected with the storage battery (12).

2. An urban underground water storage and drainage system according to claim 1, characterized in that said cover plate (2) is made of pervious concrete.

3. Urban underground water storage and drainage system according to claim 1, characterized in that the shallow reservoir (3) is internally provided with an inclined plate sedimentation device (31) for sediment impurities.

4. A municipal underground water storage and drainage system according to claim 3, wherein the shallow reservoir (3) is provided with a soil humidifying device (32) with filtering function.

5. An underground urban water storage and drainage system according to claim 1, characterized in that the number of said water storage tanks (4) is at least two, and in that each of said water storage tanks (4) is connected by a pipe.

6. An urban underground water storage and drainage system according to claim 1, characterized in that the water outlet pipe (9) is provided with a water pump.

7. An urban underground water storage and drainage system according to claim 1, characterized in that said drain pipe (10) is provided with a drain pump.