CN104594496A - Quality and quantity differentiating flow guide tank used for high-pollution rainwater and drought flow sewage - Google Patents

Quality and quantity differentiating flow guide tank used for high-pollution rainwater and drought flow sewage Download PDF

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Publication number
CN104594496A
CN104594496A CN201510030914.7A CN201510030914A CN104594496A CN 104594496 A CN104594496 A CN 104594496A CN 201510030914 A CN201510030914 A CN 201510030914A CN 104594496 A CN104594496 A CN 104594496A
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CN
China
Prior art keywords
conservancy diversion
water conservancy
pond
flow guide
diversion pond
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510030914.7A
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Chinese (zh)
Inventor
孙井梅
高超
吕梦怡
刘畅
许丹宁
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Tianjin University
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Tianjin University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin University filed Critical Tianjin University
Priority to CN201510030914.7A priority Critical patent/CN104594496A/en
Publication of CN104594496A publication Critical patent/CN104594496A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • E03F5/105Accessories, e.g. flow regulators or cleaning devices

Abstract

The invention discloses a quality and quantity differentiating flow guide tank used for high-pollution rainwater and drought flow sewage. The flow guide tank is of a sealed rectangular structure; a water inlet hole and a water outlet hole are formed in the two vertical end faces of the flow guide tank respectively; a U-shaped groove is formed under the connection part of the water inlet hole and the flow guide tank; a pollutant detection probe is arranged in the U-shaped groove; a liquid level meter is arranged on the vertical central position of the flow guide tank and on the same side wall of the pollutant detection probe; a flow guide hole is formed in the water outlet hole side of the flow guide tank and in the bottom of the same side wall of the liquid level meter; the flow guide hole is sequentially connected with a self-suction pump and a reversing valve. According to the flow guide tank, a concentration control mode and a liquid level control mode are adopted, so that the efficiency of guiding the high-pollution rainwater and the drought flow sewage is maximized; a control concentration parameter is set, so that quantitative flow guide control can be indirectly realized; meanwhile, a city river way water body landscape is beautified.

Description

For the sub-prime component water conservancy diversion pond of high pollution rainwater and dry flow sewage
Technical field
The invention relates to water resource treatment facility, particularly a kind of guiding device to high pollution rainwater in city segregation system Storm Sewer Network and rainfall pumping station and dry flow sewage.
Background technology
City river water body, as the important component part in city, produces life of urban resident and has tremendous influence.But because during rainwater runoff pollution and drought stream, sewage washes away the existence of contaminant deposition in gutter, current city river water body, most pollution all received in various degree, makes the improvement of the ecological environment in city more arduous.
Along with urban runoff pollute to urban water-body influence research progressively deeply, urban discharging pipeline moderate rain water pollution problems and started to receive publicity due to dry-weather discharge too low produced pollution thing depositional phenomenon.Sedimental existence in urban discharging pipeline, will directly cause the decline of carrying capacity of pipe thus the displacement volume of reduction drainage pipe.The more important thing is, in separated drainage system, rainfall runoff forms high pollution rainwater through storm sewer, and directly enters urban water-body, and rainwater pollution phenomenon is serious; And due to the impact of the dirty hybrid junction of rain, separate flow system drought banishes river phenomenon ubiquity, and drought stream row river amount is huge; During non-rainfall day, dirty pollutant in water deposits in a large number in rain pipe, when drought stream, rainy day put river, deposit is then gone out in a large number, directly enters natural water, and it is regional black smelly often to cause being received river course, have a strong impact on receiving water body water quality, destroy water system ecosystem environment function.
From treatment and social angle of sustainable development, before rainwater and dry flow sewage enter rainfall pumping station forebay, carrying out water conservancy diversion, then after suitably processing, cutting down pollution, then enter river course or be used, is a kind of desirable development trend.
The patent No. is the turning plate type preliminary rainwater intercepting well of 201110355177.X, and the patent No. is the automatic separation device for initial rainwater of 200920312599.7, is all to utilize floating drum to realize being separated clean rainwater and contaminated rain water with buoyant devices such as turnover panels, and then water conservancy diversion is walked.These devices are all a kind of mode of ameliorating of traditional water conservancy diversion volumetric method, water conservancy diversion be rainfall early stage runoff, apparatus structure is simple, without the need to labor management, but affect by raininess, catchment area etc., especially in pipe network end, rainfall pumping station front end just the rainwater of issue millimeter may not to cut dirty effect the most obvious.
Summary of the invention
Object of the present invention, be the respective defect overcoming existing various rainwater and dry flow sewage diversion technology, for the actual conditions of the high concentration rainwater in city segregation system Storm Sewer Network and rainfall pumping station and dry flow sewage, provide a kind of and utilize concentration to control and water lev el control pattern carries out the parallel works of sub-prime component water conservancy diversion.Can realize storm sewer runoff pollution whole process supervision, directly reduce the risk that runoff pollution enters river.
The present invention is achieved by following technical solution.
A kind of sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage, comprise inlet opening and weep hole, it is characterized in that, described water conservancy diversion pond (1) is the rectangle structure closed, the both ends of the surface longitudinal along water conservancy diversion pond (1) are respectively arranged with inlet opening (2) and weep hole (3), inlet opening (2) is provided with U-type groove (10) with the below of water conservancy diversion pond (1) connection, pollutant monitoring probe (6) is provided with in U-type groove (10), pollutant monitoring probe (6) is arranged on the sidewall of pond body, and be connected with control panel (9) by water quality signal input line (7), the longitudinal center position, pollutant monitoring probe (6) same sidewall of water conservancy diversion pond (1) are provided with content gauge (13), and content gauge (13) is connected with control panel (9) by liquid level signal input line (14), the weep hole side in water conservancy diversion pond (1), the bottom of content gauge (13) same sidewall is provided with pod apertures (14), pod apertures (14) is connected with self priming pump (6) and reversing valve (15) in turn, and self priming pump (6) is connected with control panel (9) by wire, manhole (12) is also provided with above water conservancy diversion pond (1).
The pond body length in this water conservancy diversion pond (1) is 5 ~ 6m, high 3 ~ 4m, wide 3 ~ 4m.
This water conservancy diversion pond (1) is concrete structure.
Described U-type groove (10) is downwards in the gradient of 5 ~ 15 degree.
Described control panel (9) is arranged in the Control Room of rainfall pumping station, and is provided with automatic checkout system.
Before described pollutant monitoring probe (6), the antetheca of side, inlet opening is provided with baffle plate (11), for blocking directly the washing away detection probe when Rainfall runoff is excessive, to extend the application life of detection probe.
Beneficial effect of the present invention is as follows:
(1) high pollution rainwater and dry flow sewage sub-prime component water conservancy diversion pond adopt concentration to control and Liquid level pattern, achieve the maximizing efficiency of water conservancy diversion high pollution rainwater and dry flow sewage, beautify city river water body view, avoided and the high load capacity of downstream structure is impacted.(2) concentration controls and Liquid level pattern can manual switching, is easy to control and management.(3) design of baffle plate can extend the application life of pollutant monitoring probe, avoids the direct impact of big yield.(4), time without rainfall, import in the body of clean water confrontation pond by manhole and rinse, avoid the deposition of pollutant.(5) by the setting to controlled concentration parameter, quantitative flow controlling can indirectly be realized.
Accompanying drawing explanation
Fig. 1 is the perspective view of water conservancy diversion pond one of the present invention specific embodiment;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the sectional structure schematic diagram at A-A place in Fig. 2.
Reference numeral of the present invention is as follows:
1---water conservancy diversion pond 2---inlet opening
3---weep hole 4---pod apertures
5---self priming pump 6---pollutant monitoring is popped one's head in
7---water quality signal input line 8---output line
9---control panel 10---U-type groove
11---baffle plate 12---manhole
13---content gauge 14---liquid level signal input line
15---reversing valve
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
The present invention is a kind of parallel works utilizing concentration control and water lev el control pattern to carry out sub-prime component water conservancy diversion.
The concentration that the present invention proposes controls, and refers to and carries out water conservancy diversion when carrying out rainwater diversion according to the concentration of outfall and discharge pipe line internal contamination thing, and water conservancy diversion is regulated and stored high concentration rainwater selectively, realizes the maximization of rainwater pollution control effects.Because the pollutant levels of discharging rainwater under different rain types reach peak concentration required time difference, therefore, the water conservancy diversion time should be corresponding with the pollutant levels peak fractions time, instead of dam in a few minutes at rainfall initial stage simply or the rainfall runoff of several millimeters.According to emission request, arrange different concentration control laws, when after rainfall, rainwater pollution substrate concentration does not reach controlled concentration, rainwater directly enters rainfall pumping station or row river; When concentration of emission is greater than controlled concentration, guiding device starts rainwater in drain measure mouth and discharge pipe line, till storing completely.
The water lev el control that the present invention proposes, refers to and is utilizing the ability of Storm Sewer Network water capacity to regulate and store at ordinary times, leaks, form certain water level, select opportunity and the water conservancy diversion time of water conservancy diversion according to the change of water level in its pipe network owing to there is the dirty hybrid junction of dry flow sewage and rain.
See Fig. 1, Fig. 2 and Fig. 3, water conservancy diversion pond 1 of the present invention is the rectangle structure closed, and the pond body length in the water conservancy diversion pond 1 of specific embodiment is 6m, and high 3m, wide 3m are concrete structure.Both ends of the surface along water conservancy diversion pond 1 longitudinal direction are respectively arranged with inlet opening 2 and weep hole 3, inlet opening 2 is provided with U-type groove 10 with the below of connection, water conservancy diversion pond 1, be provided with pollutant monitoring probe 6 in U-type groove 10, pollutant monitoring probe 6 is arranged on the sidewall of pond body and is connected with control panel 9 by water quality signal input line 7; Diversion U-type groove has the gradient of 10 degree, no matter can ensure that the water inlet of much water yields all can pop one's head in 6 through pollutant monitoring the very first time.Before pollutant monitoring probe 6, the antetheca of side, inlet opening is provided with baffle plate 11, for blocking directly the washing away detection probe when Rainfall runoff is excessive, to extend the application life of detection probe.
On the longitudinal center position in water conservancy diversion pond 1, pollutant monitoring pop one's head in 6 same sidewalls, be provided with content gauge 13, content gauge 13 is connected with control panel 9 by liquid level signal input line 14; The weep hole side in water conservancy diversion pond 1, the bottom of the same sidewall of content gauge 13 is provided with pod apertures 14, pod apertures 14 is connected with self priming pump 6 and reversing valve 15 in turn, and self priming pump 5 is connected with control panel 9 by wire; Manhole 12 is also provided with above water conservancy diversion pond 1.
Described control panel 9 can be arranged in the Control Room of rainfall pumping station, and is provided with automatic checkout system.
Operating principle of the present invention is as follows:
When pollutant monitoring probe 6 detects that water concentration reaches the controlled concentration of setting, automatically controlled control panel 9 sends instruction, convey to self priming pump 5 by output line 8, self priming pump 5 is started working, and high pollution rainwater in the body of pond is passed through pod apertures 4 water conservancy diversion in the subsequent treatment structure in downstream.When pollutant monitoring probe 6 detects water concentration lower than the controlled concentration set, electric-control board 9 can send instruction, and self priming pump 5 quits work, and clean rainwater enters Forebay of Pumping Station by weep hole 3.
When adopting the water yield water conservancy diversion pattern dry season, control signal adopts the measured value of content gauge 13.Owing to there is the situation of the dirty hybrid junction of rain, so have certain water-holding quantity in rain drainage pipe, level value raises gradually with the accumulation of rate of water added, water level in content gauge 13 Real-Time Monitoring pipeline, water level in the real-time display pipes of electric-control board 9, when reaching the setting value needing draining, electric-control board 9 sends instruction, and self priming pump 5 is started working, when water level falls after rise to comparatively low water stage, electric-control board 9 sends instruction again, and self priming pump 5 quits work.
In addition, below reversing valve 15 is also provided with at self priming pump 5, to prevent aqueous reflux in diversion pipeline in water conservancy diversion pond.
During without rainfall, import in the body of clean water confrontation pond by manhole 12 and rinse, avoid the deposition of pollutant.
Whole water conservancy diversion pond of the present invention body is arranged on the front end of region Storm Sewer Network end, rainfall pumping station forebay.

Claims (6)

1. the sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage, comprise inlet opening and weep hole, it is characterized in that, described water conservancy diversion pond (1) is the rectangle structure closed, the both ends of the surface longitudinal along water conservancy diversion pond (1) are respectively arranged with inlet opening (2) and weep hole (3), inlet opening (2) is provided with U-type groove (10) with the below of water conservancy diversion pond (1) connection, pollutant monitoring probe (6) is provided with in U-type groove (10), pollutant monitoring probe (6) is arranged on the sidewall of pond body, and be connected with control panel (9) by water quality signal input line (7), the longitudinal center position, pollutant monitoring probe (6) same sidewall of water conservancy diversion pond (1) are provided with content gauge (13), and content gauge (13) is connected with control panel (9) by liquid level signal input line (14), the weep hole side in water conservancy diversion pond (1), the bottom of content gauge (13) same sidewall is provided with pod apertures (14), pod apertures (14) is connected with self priming pump (6) and reversing valve (15) in turn, and self priming pump (6) is connected with control panel (9) by wire, manhole (12) is also provided with above water conservancy diversion pond (1).
2. the sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage according to claim 1, it is characterized in that, the pond body length in this water conservancy diversion pond (1) is 5 ~ 6m, high 3 ~ 4m, wide 3 ~ 4m.
3. the sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage according to claim 1, it is characterized in that, this water conservancy diversion pond (1) is concrete structure.
4. the sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage according to claim 1, is characterized in that, described U-type groove (10) is downwards in the gradient of 5 ~ 15 degree.
5. the sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage according to claim 1, it is characterized in that, described control panel (9) is arranged in the Control Room of rainfall pumping station, and is provided with automatic checkout system.
6. the sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage according to claim 1, it is characterized in that, before described pollutant monitoring probe (6), the antetheca of side, inlet opening is provided with baffle plate (11), for blocking directly the washing away detection probe when Rainfall runoff is excessive, to extend the application life of detection probe.
CN201510030914.7A 2015-01-21 2015-01-21 Quality and quantity differentiating flow guide tank used for high-pollution rainwater and drought flow sewage Pending CN104594496A (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109183949A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on COD
CN109183948A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on ammonia nitrogen concentration
CN109183947A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on total phosphorus
CN109183950A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on turbidity
CN109208734A (en) * 2018-11-05 2019-01-15 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on pH

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850224A1 (en) * 1978-11-20 1980-08-07 Passavant Werke DEVICE FOR THE CONTINUOUS QUANTITY CONSTANT DRAINING OF LIQUID FROM A BASIN OR THE LIKE, IN PARTICULAR A WASTEWATER BASIN
CN201874086U (en) * 2010-11-23 2011-06-22 镇江市高等专科学校 Multifunctional intercepting well
CN103628560A (en) * 2013-11-29 2014-03-12 重庆大学 Flow cutoff control device with memory function and flow cutoff control method thereof
CN103993649A (en) * 2013-10-31 2014-08-20 金东纸业(江苏)股份有限公司 Rainwater collection pool control system and method
CN204456411U (en) * 2015-01-21 2015-07-08 天津大学 A kind of sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850224A1 (en) * 1978-11-20 1980-08-07 Passavant Werke DEVICE FOR THE CONTINUOUS QUANTITY CONSTANT DRAINING OF LIQUID FROM A BASIN OR THE LIKE, IN PARTICULAR A WASTEWATER BASIN
CN201874086U (en) * 2010-11-23 2011-06-22 镇江市高等专科学校 Multifunctional intercepting well
CN103993649A (en) * 2013-10-31 2014-08-20 金东纸业(江苏)股份有限公司 Rainwater collection pool control system and method
CN103628560A (en) * 2013-11-29 2014-03-12 重庆大学 Flow cutoff control device with memory function and flow cutoff control method thereof
CN204456411U (en) * 2015-01-21 2015-07-08 天津大学 A kind of sub-prime component water conservancy diversion pond for high pollution rainwater and dry flow sewage

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109183949A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on COD
CN109183948A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on ammonia nitrogen concentration
CN109183947A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on total phosphorus
CN109183950A (en) * 2018-11-05 2019-01-11 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on turbidity
CN109208734A (en) * 2018-11-05 2019-01-15 宁波点溪环保科技有限公司 Rain dirt pipe network intelligence part flow arrangement based on pH

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Application publication date: 20150506

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