CN215367710U - Multi-effect hierarchical formula is rain regulation pond just - Google Patents
Multi-effect hierarchical formula is rain regulation pond just Download PDFInfo
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- CN215367710U CN215367710U CN202121133033.5U CN202121133033U CN215367710U CN 215367710 U CN215367710 U CN 215367710U CN 202121133033 U CN202121133033 U CN 202121133033U CN 215367710 U CN215367710 U CN 215367710U
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Abstract
The utility model discloses a multi-effect hierarchical primary rain storage tank, which comprises a shunting device for collecting primary rain and shunting the primary rain to a storage tank group, an artificial wetland for treating the primary rain and a sewage treatment plant, wherein the shunting device comprises a first rainwater collecting device, a second rainwater collecting device and a second rainwater collecting device; the rainwater pipe network group is communicated with the artificial wetland; the first sewage pipe network is communicated with the artificial wetland and the sewage treatment plant; the regulation pond group includes: the water reservoirs are arranged on the rainwater pipe network group at intervals along the water flow direction; a plurality of first rain water inlet pipes provided with second gates and respectively communicated with the reservoir and the rain water pipe network group; and the plurality of second sewage pipe networks are respectively correspondingly communicated with the reservoirs and the first sewage pipe network, and an integrated pump station is arranged in any reservoir. The initial rain storage tank stores rainwater with different concentrations in different water storage tanks, and rainwater among the water storage tanks interfere with each other, so that water quality deterioration does not influence the water quality of the integrally collected water body, and the sewage treatment cost is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of environmental engineering. More specifically, the utility model relates to a multi-effect staged primary rain storage tank.
Background
The existing primary rain storage tanks are mainly divided into distributed small storage tanks and centralized large storage tanks according to different construction scales. In practical engineering application, the distributed small-sized storage tank has certain requirements on the requirement of vacant land, and the small-sized storage tank is difficult to be constructed in multiple places; the problem of insufficient energy conservation exists in the centralized large-scale regulation and storage pool in the using process. Meanwhile, in the design process of the storage tank, the determination of the tank capacity is designed according to the maximum value determined by the local area characteristics and the rainfall type and meets the most adverse conditions, and due to the uncertainty and randomness of rainfall, the operation efficiency of the storage tank is difficult to be fully called. In addition, in practical application, the regulation pond shows certain dynamic change in pollutant concentration at different rainfall moments, especially the pollutant concentration in runoff is relatively higher at the early stage of rainfall, and if the rainwater with different gradient concentrations is mixed and stored in the regulation pond, the sewage treatment cost is increased.
In addition, the existing regulating and storing pool is single in function, generally only used for temporarily storing initial rainwater, and has other utilization values, and particularly in sunny days, the regulating and storing pool is basically in a standing state, so that resources are greatly wasted; meanwhile, the existing regulation and storage tank has the defects of low high-concentration rainwater collection rate, extensive pollutant treatment mode, low operation efficiency, high equipment failure rate, high operation and maintenance cost, relatively fixed position setting and the like.
SUMMERY OF THE UTILITY MODEL
It is still another object of the present invention to provide a multi-effect staged primary rain storage tank, which collects rainwater with high concentration of pollutants in the early stage of rainfall through a primary reservoir, and collects rainwater with low concentration of pollutants through a secondary reservoir and a tertiary reservoir, so that rainwater with different concentration gradients can be stored in different reservoirs, and the rainwater between the reservoirs cannot interfere with each other, therefore, the deterioration of water quality does not affect the water quality of the integrally collected water, especially, water easy to generate odor cannot pollute each other, and the cost of sewage treatment is greatly reduced.
To achieve these objects and other advantages in accordance with the present invention, there is provided a multi-effect staged primary rain storage tank including a diversion apparatus for collecting primary rain and diverting the primary rain to a storage tank group, and an artificial wetland and sewage treatment plant for treating the primary rain, wherein,
the shunt device comprises:
the water inlet of the rainwater pipe network group is used for entering primary rain, the water outlet of the rainwater pipe network group is communicated with the artificial wetland, and one end of the rainwater pipe network group, which is close to the artificial wetland, is provided with a first gate;
the first sewage pipe network is communicated with the artificial wetland and the sewage treatment plant;
the regulation pond group includes:
a plurality of reservoirs which are arranged on the rainwater pipe network group at intervals along the water flow direction;
the plurality of first rain water inlet pipes are respectively and correspondingly communicated with the reservoir and the rainwater pipe network group, the plurality of first rain water inlet pipes are positioned between the water inlet of the rainwater pipe network group and the first gate, and a second gate is arranged on any one first rain water inlet pipe;
the plurality of second sewage pipe networks are respectively and correspondingly communicated with the water reservoirs and the first sewage pipe network, and an integrated pump station is arranged in any water reservoir so as to convey the primary rain in the water reservoir to the second sewage pipe network;
and a one-way valve is arranged at the communication position of the second sewage pipe network far away from the artificial wetland and the first sewage pipe network and is used for preventing the primary rain from flowing to the artificial wetland.
Preferably, the storage battery pack further comprises a plurality of connecting pipelines, one connecting pipeline is arranged between every two adjacent reservoirs and is used for communicating the reservoirs, and a third gate is arranged on any one connecting pipeline.
Preferably, arbitrary the cistern is including the catch basin, grid pond and the grit chamber that communicate in proper order, and it all sets up the inside of cistern, the catch basin intercommunication the first rain inlet tube, the inside in grid pond is equipped with the grid along its width direction, the grit chamber intercommunication second sewage pipe network, the grit chamber passes through the pump line intercommunication the integration pump station.
Preferably, any of the water reservoirs further comprises:
the water storage tank is arranged in the water storage tank and communicated with the grit chamber, a first flow guide wall is arranged in the water storage tank, the first flow guide wall is of a W-shaped structure, the opening of the first flow guide wall faces the grit chamber, and the periphery of the first flow guide wall is not contacted with the water storage tank; the pair of second guide walls are arranged at two openings of the first guide wall in a relatively parallel mode along the width direction of the water storage tank, one end of any one second guide wall is arranged on the inner side wall of the water storage tank, the other end of the second guide wall is not in contact with the first guide wall, and a loop is formed in an area formed by the first guide wall, the second guide wall and the water storage tank in the initial rain;
a plurality of sprayers which are arranged inside the water storage tank at intervals so as to enable the primary rain in the water storage tank to flow back to the grit chamber along the direction of a reverse loop;
and the fourth gate is arranged between the grit chamber and the pump pipe.
Preferably, the rainwater pipe network group comprises a first rainwater pipe network and a second rainwater pipe network which are mutually sleeved, a diversion well is communicated between the first rainwater pipe network and the second rainwater pipe network, the first rainwater pipe network is used for introducing primary rain, the second rainwater pipe network is communicated with the artificial wetland, the second rainwater pipe network is further communicated with the plurality of primary rain water inlet pipes, and a first water level monitoring device is arranged in the diversion well and used for monitoring the water level of the diversion well; and the water quality monitoring device is used for monitoring the concentration of the primary rain.
Preferably, a second water level monitoring device is arranged inside the water storage tank and used for monitoring the water level of the water storage tank.
Preferably, the control device is electrically connected with the integrated pump station, the fourth gate and the plurality of ejectors.
Preferably, one grit chamber is communicated between any one of the second sewage pipe network and the first sewage pipe network.
The utility model at least comprises the following beneficial effects:
1. according to the primary rain regulation and storage tank, rainwater with high pollutant concentration in the early stage of rainfall is collected through the primary water storage tank, rainwater with low pollutant concentration is collected through the secondary water storage tank and the tertiary water storage tank, so that rainwater with different concentration gradients is stored in different water storage tanks, and rainwater among the water storage tanks is not interfered with each other, so that the water quality deterioration does not influence the water quality of the integrally collected water body, especially the water body which is easy to generate odor is not polluted by each other, and the sewage treatment cost is greatly reduced;
2. the primary rain in the secondary reservoir can be conveyed to the adjacent reservoirs through the connecting pipelines, so that the linkage between the reservoirs at all levels is enhanced, and the operation efficiency of the reservoirs is fully called;
3. the grid pond and the grit chamber preliminarily treat large sundries, silt and other coarse particles in the primary rain, and ensure the water quality requirements of water inlet of sewage treatment plants and artificial wetlands.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural diagram of a multi-effect staged primary rain storage tank according to an embodiment of the present invention;
fig. 2 is a process flow chart of the primary rain treatment by the multi-effect staged primary rain storage tank in the above embodiment.
1. Artificial wetland, 2, sewage treatment plant, 3, first sewer network, 301, second sewer network, 302, first gate, 303, first sewer network, 304, second sewer network, 305, diversion well, 306, first water level monitoring device, 307, water quality monitoring device, 4, first reservoir, 401, second reservoir, 402, third reservoir, 403, initial rain inlet pipe, 404, first gate, 405, second gate, 406, third gate, 407, integrated pump station, 408, connecting pipeline, 409, third gate, 5, collecting tank, 6, grating tank, 601, grating, 7, grit chamber, 8, control device, 801, pump pipe, 802, fourth gate, 9, storage tank, 901, first guide wall, 902, injector, 903, second water level monitoring device, 904, second guide wall, 10, loop.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It should be noted that in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the present invention provides a multi-effect staged primary rain storage tank, comprising a diversion apparatus for collecting primary rain and diverting the primary rain to a storage tank group, and an artificial wetland and a sewage treatment plant for treating the primary rain, wherein,
the shunt device comprises:
a water inlet of the rainwater pipe network group is used for entering primary rain, a water outlet of the rainwater pipe network group is communicated with the artificial wetland 1, and one end of the rainwater pipe network group close to the artificial wetland 1 is provided with a first gate 302;
a first sewage pipe network 3 which communicates the artificial wetland 1 and the sewage treatment plant 2;
the regulation pond group includes:
a plurality of reservoirs which are arranged on the rainwater pipe network group at intervals along the water flow direction;
a plurality of first rain inlet pipes 403 respectively and correspondingly communicating the reservoir and the rain pipe network group, wherein the plurality of first rain inlet pipes 403 are positioned between the water inlet of the rain pipe network group and the first gate 302, and a second gate is arranged on any first rain inlet pipe 403;
a plurality of second sewage pipes 304 respectively and correspondingly communicating the reservoirs and the first sewage pipe 3, wherein an integrated pump station is arranged in any one reservoir to convey the primary rain in the reservoir to the second sewage pipes 304;
a one-way valve is arranged at the communication position of the second sewage pipe network 304 far away from the artificial wetland 1 and the first sewage pipe network 3 and is used for preventing primary rain from flowing to the artificial wetland 1.
In the technical scheme, the number of the reservoirs is three, the water inlet of the rainwater pipe network group is used for introducing primary rain, the water outlet of the rainwater pipe network group is communicated with the artificial wetland 1, the first gate 302 is arranged at one end of the rainwater pipe network group close to the artificial wetland 1, and the primary rain can be discharged to the artificial wetland 1 after passing through the rainwater pipe network group by opening the first gate 302; the artificial wetland 1 and the sewage treatment plant 2 are communicated through a first sewage pipe network 3, a plurality of reservoirs are arranged along the water flow direction and are respectively communicated with a rainwater pipe network group and the first sewage pipe network 3 through a first rain inlet pipe 403 and a second sewage pipe network 304, a second gate is arranged on any one of the first rain inlet pipes 403, the first gate 302 is closed by opening the second gate, so that the first rain can flow into the corresponding reservoir through the first rain inlet pipe 403 after passing through the rainwater pipe network group, an integrated pump station in any one reservoir can convey the first rain in the reservoir to the second sewage pipe network 304 in a pumping mode and then discharge the first rain to the artificial wetland 1 or the sewage treatment plant 2 communicated with the second sewage pipe network 304, wherein a one-way valve is arranged at the communication part of the second sewage pipe network 304 far away from the artificial wetland 1 and the first sewage pipe network 3 and is used for preventing the first rain in a water storage tank 9 close to the sewage treatment plant 2 from flowing to the artificial wetland 1, when the number of the impounding reservoirs is more than 3, the initial rain in the impounding reservoir 9 still close to the inlet of the rain pipe network group can only be discharged to the sewage treatment plant 2 for treatment.
The water reservoirs are named as a first-stage water reservoir 4, a second-stage water reservoir 401 and a third-stage water reservoir 402 in sequence along the water flow direction, the corresponding second gates are named as a primary gate 404, a secondary gate 405 and a tertiary gate 406, respectively, and in the initial state of the storage tank, all the gates are closed, when rainfall occurs, the first-stage gate 404 is manually opened, the initial rain flows into the first-stage reservoir 4 for storage, when the first-stage reservoir 4 is full, the first-stage gate 404 is closed, the second-stage gate 405 is opened, the initial rain flows into the second-stage reservoir 401 to be stored, after the second-stage reservoir 401 is full, the second-stage gate 405 is closed, the third-stage gate 406 is opened, the initial rain flows into the third-stage reservoir 402 to be stored, when the third-stage reservoir 402 is full of rainfall, the third-stage gate 406 is closed, the first gate 302 is opened, and the initial rainfall directly flows to the artificial wetland 1 through the rainwater pipe network for ecological purification treatment and is discharged into the urban water body; after the rainfall is finished, the integrated pump stations in the three water reservoirs are manually started, the integrated pump station 407 in the primary reservoir 4 discharges the primary rain to a sewage plant through the second sewage pipe network 304 for treatment, and the integrated pump stations 407 in the secondary and tertiary reservoirs 402 discharge the primary rain to the sewage plant 2 and the artificial wetland 1 through the corresponding second sewage pipe networks 304 for treatment. The primary rain regulation and storage tank collects rainwater with higher pollutant concentration in the early stage of rainfall through the primary reservoir 4, then the rainwater is directly discharged into the sewage treatment plant 2 for treatment, the rainwater with lower pollutant concentration is collected by the secondary reservoir 402 and the tertiary reservoir 402 and flows into the artificial wetland 1 and the sewage treatment plant 2 through the self-weight action of the rainwater, so that the rainwater with different concentration gradients is stored in different reservoirs, and the rainwater among the reservoirs is not interfered with each other, therefore, the water quality deterioration does not influence the water quality of the integrally collected water body, particularly, the water body which is easy to generate odor is not polluted by each other, the sewage treatment cost is greatly reduced, and a plurality of reservoirs in the regulation and storage tank are independent of each other, the construction mode and the position setting can be reasonably distributed according to the actual situation, and are not limited and restricted by large-area areas, greatly reducing the construction cost.
In another technical solution, the storage battery pack further includes a plurality of connecting pipes 408, one connecting pipe is disposed between adjacent storage reservoirs for communicating the storage reservoirs, and a third gate 409 is disposed on any one connecting pipe 408.
In the technical scheme, a connecting pipeline 408 is arranged between adjacent reservoirs, a third gate 409 is arranged on the connecting pipeline 408, under normal conditions, the third gate 409 is in a closed state, the reservoirs are not interfered with each other, but when the secondary reservoir 401 needs emergency maintenance and can not continuously store the initial rain, the initial rain in the secondary reservoir 401 can be temporarily discharged into other reservoirs for storage through the connecting pipeline 408 by opening the third gate 409, and then discharged into the artificial wetland 1 or the sewage treatment plant 2 for treatment, so that the linkage between the reservoirs is enhanced; when the rainfall is less, the storage and treatment work of the initial rain can be realized only by opening part of the reservoir, so that the operation of corresponding equipment is reduced, the energy consumption is reduced, and the service life of the equipment is prolonged.
In another kind of technical scheme, arbitrary the cistern is including the catch basin 5, grid pond 6 and the grit chamber 7 that communicate in proper order, and it all sets up the inside of cistern, catch basin 5 intercommunication first rain inlet tube 403, the inside of grid pond 6 is equipped with grid 601 along its width direction, grit chamber 7 intercommunication second sewage pipe network 304, grit chamber 7 passes through pump line 801 intercommunication the integration pump station.
In the technical scheme, a grid 601 in a grid pond 6 is used for intercepting large sundries, a grit chamber 7 can deposit silt, a water collecting pond 5 is communicated with a primary rain water inlet pipe 403, the grit chamber 7 is communicated with a second sewage pipe network 304, the grit chamber 7 is also communicated with an integrated pump station 407 through a pump pipe 801, when rainfall is finished and primary rain needs to be treated, the primary rain firstly enters the water collecting pond 5 through the primary rain water inlet pipe 403, then flows into the grid pond 6 to intercept the large sundries, and finally enters the grit chamber 7 to deposit the silt, meanwhile, the integrated pump station 407 conveys the primary rain in the grit chamber 7 to the second sewage pipe network 304 through the pump pipe 801 and discharges the primary rain to an artificial wetland 1 or a sewage 2 through the second sewage pipe network 304 to be treated, the primary rain sequentially passes through the grid pond 6 and the grit chamber 7, the large sundries, the silt and other coarse particles in the primary rain treatment plant can be removed, the water quality requirements of the inlet water of the sewage treatment plant 2 and the artificial wetland 1 are ensured.
In another technical solution, any one of the reservoirs further comprises:
a reservoir 9 which is arranged inside the reservoir and communicated with the grit chamber, wherein a first guide wall 901 is arranged inside the reservoir 9, the first guide wall is of a W-shaped structure, the opening of the first guide wall faces the grit chamber 7, and the periphery of the first guide wall 901 is not in contact with the reservoir 9; a pair of second guide walls 904, which are arranged at two openings of the first guide wall 901 in a width direction of the water storage tank 9 in a relatively parallel manner, wherein one end of any one of the second guide walls 904 is arranged on the inner side wall of the water storage tank 9, and the other end of the second guide wall 904 is not in contact with the first guide wall 901, and the initial rain forms a loop 11 in an area formed by the first guide wall 901, the second guide wall 904 and the water storage tank 9;
a plurality of sprayers 902 which are arranged at intervals inside the water storage 9 so as to return the primary rain in the water storage 9 to the grit chamber along the direction of the reverse loop 11;
a fourth gate 802 provided between the grit chamber and the pump pipe 801.
In the technical scheme, when primary rain is stored, the fourth gate 802 is closed, the primary rain enters the grit chamber through the primary rain inlet pipe 403, the water collecting tank 5 and the grid tank 6, enters the water storing tank 9 through the communication part of the grit chamber and the water storing tank 9, and forms a loop 10 in the water storing tank 9 under the action of the first guide wall 901 and the second guide wall 904, wherein the direction marked by an arrow in the loop 10 is the water flow direction, the guide wall can enhance the mobility of the primary rain flowing into the water storing tank 9 from the grit chamber, when the primary rain needs to be treated after rainfall is finished, the ejector 902 and the integrated pump station 407 are started by manually opening the fourth gate 802 at the same time, the plurality of ejectors 902 are arranged in the water storing tank 9 at intervals, the primary rain in the water storing tank 9 flows back into the grit chamber along the direction of the reverse loop 11, and the integrated pump station 407 conveys the primary rain flowing into the grit chamber again to the second pipe network 304 for corresponding treatment The setting of guide wall and sprayer 902, on the one hand can strengthen the mobility of water, prevent the mud siltation, and on the other hand will just rain with the form of spraying carry to the grit chamber in for the regulation pond need not to wash, has reduced the operation maintenance cost.
In another technical solution, the rainwater pipe network group includes a first rainwater pipe network 303 and a second rainwater pipe network 301 that are sleeved with each other, a diversion well 305 is communicated between the first rainwater pipe network 303 and the second rainwater pipe network 301, the first rainwater pipe network 303 is used for entering the first rain, the second rainwater pipe network 301 is communicated with the artificial wetland 1, the second rainwater pipe network 301 is further communicated with a plurality of first rain water inlet pipes 403, and a first water level monitoring device 306 is arranged inside the diversion well 305 and used for monitoring the water level of the diversion well 305; a water quality monitoring device 307 for monitoring the concentration of the primary rain; a second water level monitoring device 903 is arranged inside the water storage tank 9 and used for monitoring the water level of the water storage tank 9.
In the technical scheme, a diversion well 305 is arranged between a first rainwater pipe network 303 and a second rainwater pipe network 301, a first water level monitoring device 306 and a water quality monitoring device 307 are arranged in the diversion well 305 and are used for monitoring the water level in the diversion well 305 and the concentration of initial rain in the diversion well 305 respectively, the first rainwater pipe network 303 is used for entering the initial rain, the second rainwater pipe network 301 is communicated with the artificial wetland 1 and the initial rain inlet pipe 403, a second water level monitoring device 903 is arranged in a water storage tank 9 and is used for monitoring the water level of the water storage tank 9, a worker can check the water level change displayed on the first water level monitoring device 306 and the second water level monitoring device 903 and the concentration of the initial rain displayed on the water quality monitoring device 307, so that the devices in the storage tank are correspondingly treated, when the first water level monitoring device 306 has the water level change, the rain is meant to fall, and the water quality monitoring device 307 displays that the pollutant concentration of the rain is higher than the initial rain concentration input by the artificial wetland 1 which is built locally Firstly, a worker needs to open a first-stage gate 404, store the initial rain into a first-stage reservoir 4, judge whether to open a next-stage gate according to data displayed by a second water level monitoring device 903 in the first-stage reservoir 4 and store the initial rain into a next-stage reservoir, and open the next-stage gate 404 if the data monitored by the second water level monitoring device 903 reaches a water level which can be stored in a water storage tank 9 in the first-stage reservoir 4, or not; if the first water level monitoring device 306 has water level change, but the water quality monitoring device 307 shows that the concentration of the pollutants of the initial rain is lower than the initial rain concentration which can be input by the constructed wetland 1 established locally, the worker can directly open the secondary gate 405 to store the initial rain into the secondary reservoir 401, in the initial rain storage process, if the water level in the first water level monitoring device 306 does not change, the rainfall is finished, the worker can open the corresponding device to discharge the initial rain in the reservoir to the constructed wetland 1 or the sewage treatment plant 2 for treatment, the worker can be reminded to perform corresponding operation by checking the first water level monitoring device 306, the second water level monitoring device 903 and the water quality monitoring device 307, and the timeliness of initial rain treatment is improved.
In another embodiment, the system further comprises a control device 8 electrically connected to the integrated pump station 407, the fourth gate 802 and the plurality of ejectors 902.
In this technical scheme, controlling means 8 and integration pump station 407, fourth gate 802 and the equal electricity of sprayer 902 are connected, when the rainfall finishes the back needs to handle just rain, can start the controlling means 8 outside the cistern that the storage had just rain by the staff, controlling means 8 controls fourth gate 802 and opens, control sprayer 902 and the work of integration pump station simultaneously, carry just rain to sewage treatment plant 2 or constructed wetland 1 and handle, controlling means 8 can replace the manual work to the control of the device in the reservoir 9, reduce staff's working strength.
In another technical solution, one grit chamber 7 is communicated between any one of the second sewer network 304 and the first sewer network 3.
In the technical scheme, a grit chamber 7 with the same structure as that in the reservoir is communicated between any one of the second sewage pipe networks 304 and the first sewage pipe network 3, so that the silt in the primary rain is subjected to secondary treatment through the grit chamber 7 before the primary rain is discharged to the artificial wetland 1 or the sewage treatment plant 2, thereby improving the quality of the water body and further reducing the sewage treatment cost.
While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (8)
1. A multi-effect grading type primary rain storage tank is characterized by comprising a shunting device for collecting primary rain and shunting the primary rain to a storage tank group, an artificial wetland for treating the primary rain and a sewage treatment plant, wherein,
the shunt device comprises:
the water inlet of the rainwater pipe network group is used for entering primary rain, the water outlet of the rainwater pipe network group is communicated with the artificial wetland, and one end of the rainwater pipe network group, which is close to the artificial wetland, is provided with a first gate;
the first sewage pipe network is communicated with the artificial wetland and the sewage treatment plant;
the regulation pond group includes:
a plurality of reservoirs which are arranged on the rainwater pipe network group at intervals along the water flow direction;
the plurality of first rain water inlet pipes are respectively and correspondingly communicated with the reservoir and the rainwater pipe network group, the plurality of first rain water inlet pipes are positioned between the water inlet of the rainwater pipe network group and the first gate, and a second gate is arranged on any one first rain water inlet pipe;
the plurality of second sewage pipe networks are respectively and correspondingly communicated with the water reservoirs and the first sewage pipe network, and an integrated pump station is arranged in any water reservoir so as to convey the primary rain in the water reservoir to the second sewage pipe network;
and a one-way valve is arranged at the communication position of the second sewage pipe network far away from the artificial wetland and the first sewage pipe network and is used for preventing the primary rain from flowing to the artificial wetland.
2. The multi-effect staged primary rain storage tank as claimed in claim 1, wherein the storage tank further comprises a plurality of connecting pipes, one connecting pipe is arranged between adjacent storage tanks for connecting the storage tanks, and a third gate is arranged on any connecting pipe.
3. The multi-effect staged primary rain storage tank as claimed in claim 1, wherein any one of the reservoirs comprises a collecting tank, a grid tank and a grit chamber which are sequentially connected and arranged inside the reservoir, the collecting tank is connected with the primary rain water inlet pipe, the grid tank is arranged inside the grid tank along the width direction of the grid tank, the grit chamber is connected with the second sewage pipe network, and the grit chamber is connected with the integrated pump station through a pump pipe.
4. The multi-effect staged primary rain storage tank of claim 3, wherein any of said reservoirs further comprises:
the water storage tank is arranged in the water storage tank and communicated with the grit chamber, a first flow guide wall is arranged in the water storage tank, the first flow guide wall is of a W-shaped structure, the opening of the first flow guide wall faces the grit chamber, and the periphery of the first flow guide wall is not contacted with the water storage tank; the pair of second guide walls are arranged at two openings of the first guide wall in a relatively parallel mode along the width direction of the water storage tank, one end of any one second guide wall is arranged on the inner side wall of the water storage tank, the other end of the second guide wall is not in contact with the first guide wall, and a loop is formed in an area formed by the first guide wall, the second guide wall and the water storage tank in the initial rain;
a plurality of sprayers which are arranged inside the water storage tank at intervals so as to enable the primary rain in the water storage tank to flow back to the grit chamber along the direction of a reverse loop;
and the fourth gate is arranged between the grit chamber and the pump pipe.
5. The multi-effect staged primary rain storage tank as claimed in claim 1, wherein the rain pipe network comprises a first rain pipe network and a second rain pipe network which are sleeved with each other, a diversion well is communicated between the first rain pipe network and the second rain pipe network, the first rain pipe network is used for entering primary rain, the second rain pipe network is communicated with the artificial wetland, the second rain pipe network is further communicated with a plurality of primary rain water inlet pipes, and a first water level monitoring device is arranged inside the diversion well and used for monitoring the water level of the diversion well; and the water quality monitoring device is used for monitoring the concentration of the primary rain.
6. The multi-effect staged primary rain storage according to claim 4, wherein a second water level monitoring device is provided inside the water storage tank for monitoring the water level in the water storage tank.
7. The multi-effect staged primary rain storage tank of claim 4, further comprising a control device electrically connected to the integrated pump station, the fourth gate, and the plurality of ejectors.
8. The multi-effect staged primary rain storage tank of claim 3, wherein one grit chamber is provided in communication between any of the second sewer network and the first sewer network.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116752626A (en) * | 2023-07-14 | 2023-09-15 | 上海市政工程设计研究总院（集团）有限公司 | Intelligent control classified partial pressure and quality-separated water inlet and outlet shallow-buried multifunctional regulation and storage tank |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116752626A (en) * | 2023-07-14 | 2023-09-15 | 上海市政工程设计研究总院（集团）有限公司 | Intelligent control classified partial pressure and quality-separated water inlet and outlet shallow-buried multifunctional regulation and storage tank |
| CN116752626B (en) * | 2023-07-14 | 2024-04-09 | 上海市政工程设计研究总院（集团）有限公司 | Intelligent control classified partial pressure and quality-separated water inlet and outlet shallow-buried multifunctional regulation and storage tank |
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