CN111364582A - Intelligent rainwater and sewage diversion system and method - Google Patents
Intelligent rainwater and sewage diversion system and method Download PDFInfo
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- CN111364582A CN111364582A CN202010264335.XA CN202010264335A CN111364582A CN 111364582 A CN111364582 A CN 111364582A CN 202010264335 A CN202010264335 A CN 202010264335A CN 111364582 A CN111364582 A CN 111364582A
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- 239000010865 sewage Substances 0.000 title claims abstract description 120
- 238000000034 method Methods 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 238000001514 detection method Methods 0.000 claims abstract description 48
- 238000005070 sampling Methods 0.000 claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 230000037452 priming Effects 0.000 claims abstract description 13
- 239000004576 sand Substances 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 8
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- 238000012544 monitoring process Methods 0.000 abstract description 18
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
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- 238000005086 pumping Methods 0.000 abstract description 2
- 210000004027 cell Anatomy 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/02—Arrangement of sewer pipe-lines or pipe-line systems
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/02—Shut-off devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1806—Biological oxygen demand [BOD] or chemical oxygen demand [COD]
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F2201/00—Details, devices or methods not otherwise provided for
- E03F2201/10—Dividing the first rain flush out of the stormwater flow
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F2201/00—Details, devices or methods not otherwise provided for
- E03F2201/20—Measuring flow in sewer systems
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Abstract
The invention discloses an intelligent rainwater and sewage diversion system which comprises a first sewage discharge pipeline, a second rainwater well, a circulation detection pool, a PLC (programmable logic controller) and a sampling pool, wherein the first sewage discharge pipeline is connected with the second sewage discharge pipeline; the PLC is electrically connected with an online COD analyzer, a self-priming pump, a submersible sewage pump, a pressure type liquid level sensor and an electric valve; the water outlet of the self-priming pump is connected with the circulation detection pool, and the water inlet of the self-priming pump is connected with the sampling pool; the water outlet of the submersible sewage pump is connected with a second sewage pipeline; on-line COD analysis appearance's detection entry is connected with the circulation detection pond, during the rainwater suction circulation detection pond in the self priming pump will sampling pool, by on-line COD analysis appearance real-time supervision, when the monitoring sewage appears arrange away the processing in submersible sewage pump pumping to second sewage pipes, directly arrange away from first sewage pipes through electric valve when the monitoring sewage does not appear, degree of automation is high, convenient maintenance, the working cost is saved, can satisfy the requirement of customer to rainwater row mouthful on-line monitoring and emergency response, improve work efficiency and management level.
Description
Technical Field
The invention relates to the technical field of environmental protection and sewage treatment, in particular to an intelligent rainwater and sewage diversion system and an intelligent rainwater and sewage diversion method.
Background
At present, inland river water environment pollution events occur, and the lack of management of rainwater discharge ports of enterprises is one of the main reasons. Along with the increasingly strict requirements on environmental protection, in order to avoid the pollution event of inland river water quality and improve river water quality, a complete and scientific automatic monitoring system for the rainwater drainage openings of the enterprises is necessary to be established, the rainwater drainage openings of key industrial enterprises are monitored in real time, and real-time and effective monitoring is carried out on the water quality discharged into the river from the rainwater drainage openings of the enterprises, so that the pollution can be effectively reduced, and the river water quality is improved. And the environmental supervision of enterprises discharging the heavy point water pollutants is further enhanced, the rainwater collection, treatment and discharge of the enterprises are standardized, and the pollutant discharge behaviors such as stealing, leaking and private arrangement of hidden pipes are prevented.
Therefore, those skilled in the art are devoted to develop an intelligent distribution system for rain and sewage and a method for distributing rain and sewage by using the system.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide an intelligent distribution system for rain and sewage that integrates various monitoring instruments.
In order to achieve the aim, the invention provides an intelligent rainwater and sewage diversion system which comprises a first sewage discharge pipeline, a second rainwater well, a circulation detection pool, a PLC (programmable logic controller) and a sampling pool, wherein the first sewage discharge pipeline is connected with the second sewage discharge pipeline; the PLC is electrically connected with an online COD analyzer, a self-priming pump, a submersible sewage pump, a pressure type liquid level sensor and an electric valve; the first sewage discharge pipeline and the second sewage discharge pipeline are not communicated with each other; the sampling pool is arranged at the bottom of the second rainwater well, and a water inlet of the sampling pool is lower than the bottom of the second rainwater well; the water outlet of the self-priming pump is connected with the circulation detection pool, and the water inlet of the self-priming pump is connected with the sampling pool; the water outlet of the submersible sewage pump is connected with the second sewage pipeline; the second catch basin is connected with the first sewage draining pipeline through the electric valve; and a detection inlet of the online COD analyzer is connected with the flow detection tank.
Furthermore, the mouth of the circulation detection pool is higher than the inlet of the second catch basin, and the circulation detection pool is connected with the second catch basin through a first overflow pipeline.
Furthermore, a high-low float switch electrically connected with the submersible sewage pump is arranged in the second rainwater well, and the high-low float switch is arranged outside the sampling pool.
Furthermore, a one-way valve is arranged between the outlet of the submersible sewage pump and the second sewage pipeline.
Furthermore, the PLC controller, the online COD analyzer, the self-priming pump and the circulation detection pool are arranged in an isolated control cabinet.
Furthermore, still install in the sampling pond with the sand removal pump that the PLC controller electricity is connected, the export of sand removal pump through one row of sand pipe with electric valve's entry linkage.
Furthermore, PLC controller still electricity is connected with an audible-visual annunciator, audible-visual annunciator includes the three-colour alarm lamp.
Furthermore, the sampling pond through one from the priming pump pipeline with the self priming pump is connected, be provided with in the sampling pond with the first pressure type level sensor that PLC controller and self priming pump electricity are connected.
The invention also provides a method for distributing rain and sewage by adopting the intelligent rain and sewage distribution system, which comprises the following steps:
s1, the electric valve is normally opened, the submersible sewage pump is normally closed, water to be detected continuously flows into the sampling pool, the first pressure type liquid level sensor monitors the liquid level height in the sampling pool, when the liquid level height reaches a standard height, the first pressure type liquid level sensor controls to open the self-priming pump, and the self-priming pump extracts the water to be detected from the sampling pool to the flow detection pool;
s2, the online COD analyzer continuously operates and performs detection analysis on the water to be detected to obtain various water quality data of the water to be detected, and the data are compared with standard data in real time;
s3, when the water quality data of the water to be detected exceeds standard data, judging the water to be detected to be sewage, closing the electric valve, giving an alarm by using the audible and visual alarm, and simultaneously starting the submersible sewage pump to discharge the sewage exceeding the standard to a second sewage discharge pipeline; when the water quality data of the water to be detected does not exceed the standard data, the rainwater is judged, and the rainwater is directly drained to the first sewage draining pipeline through the electric valve.
The invention has the beneficial effects that: the intelligent rainwater and sewage diversion system comprises a first sewage discharge pipeline, a second rainwater well, a circulation detection pool, a PLC (programmable logic controller) and a sampling pool; the PLC is electrically connected with an online COD analyzer, a self-priming pump, a submersible sewage pump, a pressure type liquid level sensor and an electric valve; the first sewage discharge pipeline and the second sewage discharge pipeline are not communicated with each other; the sampling pool is arranged at the bottom of the second catch basin, and a water inlet of the sampling pool is lower than the bottom of the second catch basin; the water outlet of the self-priming pump is connected with the circulation detection pool, and the water inlet of the self-priming pump is connected with the sampling pool; the water outlet of the submersible sewage pump is connected with a second sewage pipeline; the second catch basin is connected with the first sewage draining pipeline through an electric valve; on-line COD analysis appearance's detection entry is connected with the circulation detection pond, during the rainwater suction circulation detection pond in the self priming pump will sampling pool, by on-line COD analysis appearance real-time supervision, when the monitoring sewage appears arrange away the processing in submersible sewage pump pumping to second sewage pipes, directly arrange away from first sewage pipes through electric valve when the monitoring sewage does not appear, degree of automation is high, convenient maintenance, the working cost is saved, can satisfy the requirement of customer to rainwater row mouthful on-line monitoring and emergency response, improve work efficiency and management level.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, an intelligent rainwater and sewage diversion system comprises a first sewage discharge pipeline 1, a second sewage discharge pipeline 2, a second rainwater well 4, a circulation detection pool 6, a PLC controller 7 and a sampling pool 17; the PLC 7 is electrically connected with an online COD analyzer 8, a self-priming pump 9, a submersible sewage pump 10 and an electric valve 12; the first sewage draining pipeline 1 and the second sewage draining pipeline 2 are not communicated with each other; the sampling pool 17 is arranged at the bottom of the second catch basin 4, and a water inlet of the sampling pool 17 is lower than the bottom of the second catch basin 4; the water outlet of the self-priming pump 9 is connected with the circulation detection pool 6, and the water inlet is connected with the sampling pool 17; the water outlet of the submersible sewage pump 10 is connected with the second sewage pipeline 2; the second catch basin 4 is connected with the first sewage pipeline 1 through an electric valve 12; the detection inlet of the on-line COD analyzer 8 is connected with the flow detection pool 6; in the rainwater suction circulation detection pond 6 in the self priming pump 9 will sampling tank 17, by online COD analyzer 8 real-time supervision, and by PLC controller 7 record and analysis result, take out to discharge away the processing in second sewage pipes 2 by submersible sewage pump 10 when sewage appears in the monitoring, directly discharge away from first sewage pipes 1 through electric valve 12 when sewage does not appear in the monitoring, degree of automation is high, use and maintenance are convenient, the working cost is saved, can satisfy the requirement of customer to rainwater row mouthful on-line monitoring and emergency response, improve work efficiency and management level.
In this embodiment, the mouth of the circulation detection pool 6 is higher than the inlet of the second catch basin 4, the circulation detection pool 6 is connected with the second catch basin 4 through a first overflow pipeline 5, the self-priming pump 9 continuously conveys the rainwater in the sampling pool 17 to the circulation detection pool 6 for detection, and the water in the circulation detection pool 6 is inevitably overflowed, and the overflowed rainwater can flow into the second catch basin 4 along the first overflow pipeline 5 due to the gravity action of the rainwater.
In addition, the system also comprises a first rainwater well 3 which is closer to the circulation detection pool 6, the circulation detection pool 6 and the first rainwater well 3 pass through a second overflow pipeline 23, the mouth of the circulation detection pool 6 is higher than the inlet of the first rainwater well 3, the first rainwater well 3 has the same function as the second rainwater well 4 and receives rainwater overflowing from the circulation detection pool 6, and in actual conditions, the rainwater well which is closer to the circulation detection pool 6 is selected as a receiving well for the overflowing rainwater.
A high-low float switch 18 electrically connected with the submersible sewage pump 10 is arranged in the second catch basin 4, the high-low float switch 18 is arranged outside the sampling pool 17, and the high-low float switch 18 controls the opening and closing of the submersible sewage pump 10.
A one-way valve 15 is arranged between the outlet of the submersible sewage pump 10 and the second sewage pipeline 2 to avoid sewage backflow.
In the embodiment, the PLC controller 7, the online COD analyzer 8, the self-priming pump 9 and the circulation detection tank 6 are arranged in an isolated control cabinet 16, so that the isolation performance is good, the external interference is avoided, and the detection accuracy is ensured; the PLC controller 7 is also electrically connected with an audible and visual alarm 14, and the audible and visual alarm 14 comprises a three-color alarm lamp; this rain and sewage intelligence current drive system still includes a control room 21, is provided with remote control switch 22 in the control room 21, and this three-colour alarm lamp sets up in control room 21 and is connected with remote control switch 22 electricity, and the numerical state (normal, unusual, superscript) of each monitoring instrument monitoring of control personnel in control room 21 to the switching of each valve in the accessible remote control switch 22 manual control system.
A sand cleaning pump 13 electrically connected with the PLC 7 is also arranged in the sampling pool 17, and the outlet of the sand cleaning pump 13 is connected with the inlet of the electric valve 12 through a sand discharge pipe 20; in addition, a time controller is further arranged in the PLC 7, the sand cleaning pump 13 cleans sand of silt in the sampling pool 17 at regular time under the control of the time controller, the silt is discharged to the electric valve 12 through the sand discharge pipe 20, then the silt is discharged to the first sewage discharge pipeline 1 through the electric valve 12, and the cleanness of water to be detected is guaranteed.
In addition, the intelligent rain and sewage diversion system has high systematicness and is easy to expand and connect. The PLC controller 7 has a standard communication interface, and can be connected to a central computer through a communication line to perform networking work. The instrument matching scheme is based on multiple aspects of instrument practicability, stability, accuracy, cost performance and the like, so that the equipment model selection is really suitable for the water quality condition, a feasible model selection scheme is really provided for a user according to the use environment of an instrument and a meter and the model selection according to the actual condition, and the daily workload of field maintenance personnel is reduced.
The invention also provides a method for distributing rain and sewage by adopting the intelligent rain and sewage distribution system, which comprises the following steps:
s1, an electric valve 12 is normally opened, a submersible sewage pump 10 is normally closed, water to be detected continuously flows into a sampling pool 17, a first pressure type liquid level sensor 11 monitors the liquid level height in the sampling pool 17, when the liquid level height reaches a standard height, the first pressure type liquid level sensor 11 controls to open a self-sucking pump 9, and the self-sucking pump 9 sucks the water to be detected from the sampling pool 17 to a circulation detection pool 6; in this step, the sand removing pump 13 removes sand from the sediment in the sampling tank 17 at regular time under the control of the time controller, so as to ensure the cleanness of the water to be detected.
S2, the online COD analyzer 8 continuously operates and carries out detection analysis on the water to be detected to obtain various water quality data of the water to be detected, and the water quality data are compared with standard data in real time, wherein the online COD analyzer 8 feeds back the real-time water quality data (the data of the online COD analyzer 8 are collected by a PLC) to a monitoring person and records the data in real time;
s3, when the water quality data of the water to be detected exceeds standard data, judging that the water is sewage, closing the electric valve 12, giving an alarm by using the audible and visual alarm 14, and simultaneously starting the submersible sewage pump 10 to discharge the sewage exceeding the standard to the second sewage discharge pipeline 2; when the water quality data of the water to be detected does not exceed the standard data, the rainwater is judged to be rainwater and is directly discharged to the first sewage discharge pipeline 1 through the electric valve 12. In this step, the audible and visual alarm 14 is a red, yellow and green alarm lamp, wherein the green lamp is normally on to indicate that the water quality data is normal; when the water quality data is abnormal (early warning value), the yellow lamp lights and buzzes; when the water quality data exceeds the standard (alarm value), namely sewage is obtained, the red lamp is turned on and buzzes, the electric valve is immediately and automatically closed, the submersible sewage pump 10 is powered on for standby, and when the sewage liquid level in the second rainwater well 4 reaches a certain height, the high-low float switch 18 controls the submersible sewage pump 10 to be started, so that sewage is automatically pumped and discharged into the second sewage pipeline 2; when the sewage level in the second catch basin 4 falls back to a certain height, the high-low float switch 18 controls the submersible sewage pump 10 to be closed, and the drainage is not performed.
The technical scheme of the invention aims to monitor the water quality control pollution factor of the rainwater drainage port in real time, monitor the states of rain and sewage pipe networks in factories/gardens, automatically start an emergency program when abnormal, and avoid environmental pollution accidents. The method has the following specific advantages:
1. and (5) monitoring water quality data in real time (about 10s to output once detection data) and reflecting the change trend of water quality control factors. Under the abnormal condition, the emergency program can be responded immediately to ensure zero pollution.
2. The water quality of the rainwater drainage port of each area is independently monitored and managed, the sewage is thoroughly cleaned and shunted, and no cross contamination or secondary pollution exists.
3. Need not to construct rainwater collection cell body greatly, practice thrift civil engineering cell body cost. Utilizes the water storage capacity of the original rainwater pipe network to complete emergency activities
4. The occupied area is reduced, and the green land utilization of the plant area is optimized. Is particularly suitable for factories/parks which can not build the rainwater collecting tank.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (9)
1. The utility model provides a dirty intelligent current drive system of rain, characterized by: comprises a first sewage discharge pipeline (1), a second sewage discharge pipeline (2), a second catch basin (4), a circulation detection pool (6), a PLC (programmable logic controller) controller (7) and a sampling pool (17); the PLC (7) is electrically connected with an online COD analyzer (8), a self-priming pump (9), a submersible sewage pump (10) and an electric valve (12); the first sewage draining pipeline (1) and the second sewage draining pipeline (2) are not communicated with each other; the sampling pool (17) is arranged at the bottom of the second catch basin (4), and a water inlet of the sampling pool (17) is lower than the bottom of the second catch basin (4); the water outlet of the self-priming pump (9) is connected with the circulation detection pool (6), and the water inlet is connected with the sampling pool (17); the water outlet of the submersible sewage pump (10) is connected with the second sewage pipeline (2); the second catch basin (4) is connected with the first sewage pipeline (1) through the electric valve (12); and a detection inlet of the online COD analyzer (8) is connected with the flow detection pool (6).
2. The intelligent rain and sewage diversion system of claim 1, wherein: the mouth of the circulation detection pool (6) is higher than the inlet of the second catch basin (4), and the circulation detection pool (6) is connected with the second catch basin (4) through a first overflow pipeline (5).
3. The intelligent rain and sewage diversion system of claim 1, wherein: and a high-low float switch (18) electrically connected with the submersible sewage pump (10) is arranged in the second catch basin (4), and the high-low float switch (18) is arranged outside the sampling pool (17).
4. The intelligent rain and sewage diversion system of claim 1, wherein: a one-way valve (15) is arranged between the outlet of the submersible sewage pump (10) and the second sewage pipeline (2).
5. The intelligent rain and sewage diversion system of claim 1, wherein: the PLC controller (7), the online COD analyzer (8), the self-priming pump (9) and the circulation detection pool (6) are arranged in an isolated control cabinet (16).
6. The intelligent rain and sewage diversion system of claim 1, wherein: still install in sampling pond (17) with sand removal pump (13) that PLC controller (7) electricity is connected, the export of sand removal pump (13) through one row of sand pipe (20) with the entry linkage of electric valve (12).
7. The intelligent rain and sewage diversion system of claim 1, wherein: PLC controller (7) still electricity is connected with an audible-visual annunciator (14), audible-visual annunciator (14) include the three-colour alarm lamp.
8. The intelligent rain and sewage diversion system of claim 1, wherein: sampling pond (17) through one from priming pump pipeline (19) with self priming pump (9) are connected, be provided with in sampling pond (17) with first pressure type level sensor (11) that PLC controller (7) and self priming pump (9) electricity are connected.
9. A method for distributing rain and sewage by using the intelligent rain and sewage diversion system according to any one of claims 1 to 8, wherein: the method comprises the following steps:
s1, the electric valve (12) is normally opened, the submersible sewage pump (10) is normally closed, water to be detected continuously flows into the sampling pool (17), the first pressure type liquid level sensor (11) monitors the liquid level height in the sampling pool (17), when the liquid level height reaches a standard height, the first pressure type liquid level sensor (11) controls to open the self-sucking pump (9), and the self-sucking pump (9) sucks the water to be detected from the sampling pool (17) to the flow detection pool (6);
s2, the online COD analyzer (8) continuously operates and carries out detection analysis on the water to be detected to obtain various water quality data of the water to be detected, and the data are compared with standard data in real time;
s3, when the water quality data of the water to be detected exceeds standard data, the water is judged to be sewage, the electric valve (12) is closed, the audible and visual alarm (14) gives an alarm, and meanwhile, the submersible sewage pump (10) is started to discharge the sewage exceeding the standard to the second sewage discharge pipeline (2); when the water quality data of the water to be detected does not exceed the standard data, the rainwater is judged, and the rainwater is directly discharged to the first sewage discharge pipeline (1) through the electric valve (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010264335.XA CN111364582A (en) | 2020-04-07 | 2020-04-07 | Intelligent rainwater and sewage diversion system and method |
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| CN202010264335.XA CN111364582A (en) | 2020-04-07 | 2020-04-07 | Intelligent rainwater and sewage diversion system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459216A (en) * | 2020-11-12 | 2021-03-09 | 大连市市政设计研究院有限责任公司 | Accident pool with functions of dirt removal, diversion and rainwater utilization |
| CN114703942A (en) * | 2022-05-19 | 2022-07-05 | 西华大学 | Rainwater interception system |
-
2020
- 2020-04-07 CN CN202010264335.XA patent/CN111364582A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459216A (en) * | 2020-11-12 | 2021-03-09 | 大连市市政设计研究院有限责任公司 | Accident pool with functions of dirt removal, diversion and rainwater utilization |
| CN114703942A (en) * | 2022-05-19 | 2022-07-05 | 西华大学 | Rainwater interception system |
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