CN106545069A - A kind of series connection of improvement city black and odorous water cuts dirt and receives pipe method - Google Patents

A kind of series connection of improvement city black and odorous water cuts dirt and receives pipe method Download PDF

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Publication number
CN106545069A
CN106545069A CN201611128331.9A CN201611128331A CN106545069A CN 106545069 A CN106545069 A CN 106545069A CN 201611128331 A CN201611128331 A CN 201611128331A CN 106545069 A CN106545069 A CN 106545069A
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China
Prior art keywords
main
dams
sewage
pipe
water
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Pending
Application number
CN201611128331.9A
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Chinese (zh)
Inventor
丁露
孙永军
肖雪峰
孙文全
吴慧芳
刘翠云
夏霆
吴燕霞
郭莉莎
贾正阳
万志远
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Nanjing University of Science and Technology
Nanjing Tech University
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Nanjing University of Science and Technology
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Application filed by Nanjing University of Science and Technology filed Critical Nanjing University of Science and Technology
Priority to CN201611128331.9A priority Critical patent/CN106545069A/en
Publication of CN106545069A publication Critical patent/CN106545069A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • E03F1/001Methods, systems, or installations for draining-off sewage or storm water into a body of water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • E03F5/103Naturals or landscape retention bodies, e.g. ponds
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F2201/00Details, devices or methods not otherwise provided for
    • E03F2201/10Dividing the first rain flush out of the stormwater flow

Abstract

The present invention disclose a kind of series connection section dirt of improvement city black and odorous water and receives pipe method, methods described position of each interflow main of correspondence on river course revetment arranges support mechanism or position of corresponding each interflow main is driven piles in river course, each interflow main is supported using the support mechanism or pile body built on stilts;The delivery port of each interflow main is connected with the arm that dams, Vatch basin is set in the water outlet of each arm that dams, adopt pipeline that each Vatch basin is connected to form the main that dams;The delivery port of the main that dams is connected with the municipal wastewater pipe network, so that the main that dams described in the sewage that dams of each Vatch basin and rainwater Jing is delivered to municipal wastewater pipe network;The sewage of the municipal wastewater pipe network connects the water inlet of sewage treatment plant, and sewage treatment plant is processed to the sewage for receiving, and the water outlet after process is entered river course.The inventive method realizes the source to black and odorous water and renovates, and simple efficient, cost of investment is low.

Description

A kind of series connection of improvement city black and odorous water cuts dirt and receives pipe method
Technical field
The present invention relates to water pollution processes engineering field, more particularly to a kind of series connection of improvement city black and odorous water cuts dirt and receives Pipe method.
Background technology
With developing rapidly for economic society, the continuous expansion in city, in Process of Urban Development, China's Urban Water Environment Pollution is increasingly serious, and the water body in city river is more by the contaminants such as organic pollution and nitrogen, phosphorus, and black and odorous water has been for I The phenomenon of each city river generally existing of state, the improvement of city black-odor riverway will be the environment that emphasis is solved in a period of time from now on Problem.China in terms of municipal drainage and black and odorous water improvement biases toward sewage disposal technology research all the time, city is arranged Concern in terms of water body system is few.On Urban Drainage System and rainwater problem is treated, simple " discharge " is mainly also rested on In thinking, the control for being simply inclined to by separate system to solve point-source pollution, and ignore Sustainable use and the city of rainwater resource Ecological relation, ignores the relation of the discharge and non-point pollution of rainwater.The control of city black and odorous water should follow " control Dirty, endogenous improvement is cut in source;Running water circulation, clear water supply;The basic fundamental route of purification of water quality, ecological recovery ".Wherein control source to cut Dirty, endogenous improvement is basis and premise, and hydrodynamic force improves and ecological recovery is long-acting safeguard.From Sources controlling sewage to city City's discharge into water is that black and odorous water renovates maximally effective engineering measure, and the premise of other technologies measure.
Old town being in black and odorous water, theoretically, separate system compares science, advanced, there are many advantages more, but In fact old town underground utilities basic forming, surface structures are crowded, road narrows, set up preferable separate system or will in China Combined system transform that complete separate flow system is relatively difficult as, and success rate is less.Such as according to separate system, there is upstream rain sewage point From many realistic problems such as thorough, the big, constructional difficulties of investment, therefore when run-off system is selected, it is impossible to which undue dependence shunts Make to solve, tiger is examined to the factor of reality, general many cities, within the quite a long time, most old town displacement hulls System will be in combined system and separate system and the state deposited.But interceptive combined system drainage system in current Urban Drainage System Exist that wastewater interception pipe road to be laid in river course both sides little, excavation is difficult to carry out and is laid when cutting dirty facility and easily caused again The big problem of destruction road, destruction road landscape, earthwork excavated-in t4 amount.
The content of the invention
For deficiencies of the prior art, the technical problem to be solved in the present invention is:How a kind of improvement is provided The series connection of city black and odorous water cuts dirt and receives pipe method, and the method is simply efficient, and cost of investment is low, using applying in river course internal series-connection If the mode for cutting dirty facility avoids the destruction to road landscape and the impact to road traffic in work progress.
In order to solve above-mentioned technical problem, the present invention is adopted the following technical scheme that:A kind of string of improvement city black and odorous water Connection cuts a dirt and receives pipe method, comprises the steps:
1)On river course revetment, the position of each interflow main of correspondence arranges support mechanism or corresponding each interflow in river course The position of main is driven piles, and each interflow main is supported using the support mechanism or pile body built on stilts;
2)The delivery port of each interflow main is connected with the arm that dams, in the water outlet of each arm that dams Vatch basin is set, adopts pipeline that each Vatch basin is connected to form the main that dams;
3)The delivery port of the main that dams is connected with the municipal wastewater pipe network, so that the sewage that dams of each Vatch basin and rain The main that dams described in water Jing is delivered to municipal wastewater pipe network;
4)The sewage of the municipal wastewater pipe network connects the water inlet of sewage treatment plant, and sewage treatment plant is carried out to the sewage for receiving Process, the water outlet after process is entered into river course.
Further, in the interflow main, dry flow sewage flow is 5 ~ 120 L/s.
Further, when city drainage system is interceptive combined system, design the sewage interception ratio of each interflow main n0For 1.5 ~ 2.5, sewage combined closure system is 200 ~ 420 L/s.
Used as optimization, the inflow pipe design discharge of the Vatch basin is 50 ~ 1000L/s, and flow velocity is 1.0 ~ 7.0m/s.
As optimization, when city drainage system is combined system, overflow mechanism and Floating Ball Liquid Level control are set in Vatch basin Device processed, the diameter of overflow pipe of the overflow mechanism is 500 ~ 1200mm, and flow is 1000 ~ 4000L/s, and the gradient is 1 ‰ ~ 2%, is filled Full scale is 0.55 ~ 1.
As optimization, grid is set in the water outlet of the overflow pipe, the inclination angle of the grid is 40 ° ~ 75 °, before grid Design current velocity is 0.3~0.9m/s.
As optimization, when the ttom of pipe gradient of the main that dams is more than 3m or when trapped sewage quantity is more than 400L/s, Liquid level integrated pump station is set in the Vatch basin.
As optimization, check-valves is set in the bottom of the arm that dams.
Used as optimization, the caliber of the arm that dams is 100 ~ 800mm, and design grade is 1 ‰ ~ 1%, and dam arm drought stream During flow, design current velocity is 0.85 ~ 3.20m/s.
Used as another optimization, the Vatch basin is cylindrical, is highly 2.5m ~ 5m, and internal diameter is 2 ~ 4 m.
Used as another optimization, the arm that dams is using the drip of brick joint, fiberglass joint, prefabricated casing joint or asbestos Blue or green coiled material interface is connected with the delivery port of the interflow main.
It is RPM, armored concrete row as a material for another optimization, described section of dirt arm and section dirty main Water pipe or HDPE double-wall corrugated pipes.
Used as further optimizing, the support mechanism is steel, armored concrete or masonry mixed organization.
As further optimizing, when the spacing between two Vatch basins is more than 40 ~ 60m, arrange pernetti to cut two Pipeline between stream well carries out support and fixes.
Used as optimization, the connecting tube design current velocity of the Vatch basin is 1.0 ~ 7.5m/s, and caliber is 100 ~ 800mm, the gradient For 1 ‰ ~ 1.5%, it is 0.1 ~ 0.3 that degree of filling is designed during fine day, and it is 0.5 ~ 1.0 that degree of filling is designed during the rainy day.
Compared to existing technology, the invention has the advantages that:
1st, for Xincheng District rain dirt separate sewage system, the present invention can make urban rives sewage draining exit sewage combined closure system reach 100% And sewage collecting effect is good, dam thoroughly, efficiently solves city sewage and dam a difficult problem, urban water-body is controlled from source black The generation of smelly phenomenon.
2nd, the present invention is cutting dirty pipe end setting check-valves, inside Vatch basin arranges cable Floating Ball Liquid Level Control simultaneously Device and related overflow mechanism, when water level exceedes limit value, ball float level controller sends instruction and closes motor-driven valve, so as to effective Vatch basin both sides are prevented to pour in down a chimney the generation of phenomenon.
3rd, during the dirty separate drain system reform completely of rain, series connection proposed by the present invention cuts a dirt to be received Manifold technology and obviously changes Make more simple, invest less, transform cycle is short, investment can be taken effect in a short time with environmental effect, and without vetoing completely Existing drainage system, it is only necessary to transformed inside the black and odorous water of old town, can just reach and efficiently cut dirt from source Purpose, and entirely transformation process is carried out inside river course, without having influence on the normal life of city civic.
4th, and interceptive combined system(CSO)Drainage system is compared, and the series connection in the present invention cuts dirt to be received Manifold technology and solve which Wastewater interception pipe road is laid in river course both sides little, excavation is difficult to carry out and lays to easily cause when cutting dirty facility and destroys again The big problem of road, destruction road landscape, earthwork excavated-in t4 amount.
5th, compared with existing Vatch basin technology, the Novel flow-stopping well device proposed in the present invention can avoid current most of cities City is limited by original collecting fitting, less than the flood level absolute altitude in city, intercepting sewer ttom of pipe absolute altitude causes that Vatch basin design difficulty is big to ask Topic, is effectively utilized city river inner space.
6th, Vatch basin part can be used as the space resources inside river course, also can be banketed to cultivate on Vatch basin top and be planted Thing, sets up korneforos wetland in river course based on Vatch basin, can not only give full play to catharsis of the plant to water body, while The ecological floating island later stage is avoided because the aquatile growth that maintenance is not good at causing is spread unchecked.
7th, compared with existing section of dirty pipe network system, the present invention adopts and wastewater interception pipe technology is laid inside river course, directly Sewage and early-stage rainwater are dammed inside river course, reduce the repeated construction that the repetition laying of city wastewater interception pipe brings With the wasting of resources etc., while being easy to the cleaning of later stage wastewater interception pipe to overhaul, realize the source to black and odorous water and renovate.
Figure of description
Fig. 1 is the technology of the present invention schematic flow sheet.
Specific embodiment
The present invention is described in further detail with reference to specific embodiment and Figure of description.The implementation case with Implemented under premised on the technology of the present invention, now provide detailed embodiment and specific operating process to illustrate tool of the present invention It is creative, but protection scope of the present invention is not limited to below example.
Referring to Fig. 1, as shown in Figure 1, method use device has Combined Municipal to close to the inventive method technology idiographic flow Drain off pipe 1, the arm 3 that dams, catch basin 4, dam main 5 and municipal wastewater pipe network 6 is constituted, the delivery port 2 of the interflow main It is connected with the water inlet for damming arm 3, the delivery port of the arm 3 that dams is connected with the Vatch basin 4, each The delivery port of Vatch basin is connected with the main 5 that dams, delivery port and the municipal wastewater pipe network 6 of the main 5 that dams Water inlet be connected.
Embodiment 1:
Fine day Zhoucheng area river course often:
1)Series connection carried out using the inventive method cut a dirt to receive Manifold technology test, in the main of city interflow, dry flow sewage flow is 60 ~ 80L/s, city adopt combined drainage system.The delivery port of the arm that dams in Vatch basin and river course is connected in series, design is dirty Water interception ratio is 2.0, and design combined closure system is 200 ~ 420L/s.It is 600mm to cut dirty branch diameter, and design grade is 1 ‰ ~ 1%.
2)When city sanitary sewage, trade effluent enter river by pipe water outlet by collaborating main, inside river course The dirty arm that cuts for laying dams completely;The arm that dams is connected with Storm Sewer System delivery port using fiberglass joint, and dam arm pipe Material selects RPM;Due to being Sludge Bed inside river course, fir pile is beaten inside river course with the fixed arm that dams.Dam Well is set to cylinder, and altitude range is 3m ~ 5m, and bucket footpath scope is 3 ~ 4m.
3)The sewage of the arm that dams is flowed into because self gravitation effect, is flowed in the Vatch basin arranged in river course, diameter of overflow pipe For 500 ~ 1200mm, design discharge is 1000 ~ 4000L/s, and design grade is 1 ‰ ~ 2%, and design degree of filling is 0.55 ~ 1.When two Pernetti is set when individual Vatch basin spacing is more than 40 ~ 60m, and set spacing is less than 5 ~ 10m, using arc pallet, split ring floor And fixed support is further fixed to the main that dams.When the main pipeline section ttom of pipe gradient that dams is more than 2m or when trapped dirt When water pipe flow is more than 400L/s, liquid automatic control integrated pump station is set.Grid is set in overflow pipe delivery port, grid inclines Angle is 40 ° ~ 75 °, and before grid, design current velocity is 0.3~0.9m/s.
As in fine day Vatch basin, water level is relatively low, overflow mechanism quits work, and ball float level controller control cuts dirty main Valve be in open mode, the sewage whole Jing in Vatch basin dam main inflow municipal wastewater pipe network, Jing process, water quality reaching standard After enter river course.
Embodiment 2:
Dry season Afforestation in Hangzhou City Zone river course:
1)Series connection carried out using foregoing invention cut a dirt to receive Manifold technology test, in the main of the city interflow dry flow sewage flow be 75 ~ 90L/s, city is using rain dirt separate sewage system.Vatch basin is connected in series with sewage draining exit in river course, Vatch basin is by city Sewage dams completely.It is 400mm to cut dirty branch diameter, and design grade is 1 ‰ ~ 1%.
2)When city sanitary sewage, trade effluent enter river by pipe water outlet by collaborating main, inside river course The dirty arm that cuts for laying dams completely;The arm that dams is connected with Storm Sewer System delivery port using fiberglass joint, and dam arm pipe Material selects RPM;Due to being Sludge Bed in river course, fir pile is beaten inside river course with the fixed arm that dams.Vatch basin Cylinder is set to, altitude range is 3m ~ 4m, and bucket footpath scope is 2.5 ~ 4m.
3)The sewage of the arm that dams is flowed into because self gravitation effect, is flowed in the Vatch basin arranged in river course, overflow is not provided with Pipe.Vatch basin connecting tube design current velocity is 1.0 ~ 7.5m/s, and caliber is 300 ~ 600mm, and design grade is 1 ‰ ~ 1.5%, and design is filled Full scale 0.3 ~ 0.8.Pernetti is set when two Vatch basin spacing are more than 40 ~ 60m, and set spacing is less than 5 ~ 10m, using arc Supporting plate, split ring floor and fixed support are further fixed to the main that dams.When the main pipeline section ttom of pipe gradient that dams is more than 2m When or when trapped sewage pipe flow is more than 400L/s, liquid automatic control integrated pump station is set in the Vatch basin. Overflow pipe delivery port arranges grid, and grid inclination angle is 40 ° ~ 65 °, and before grid, design current velocity is 0.3~0.9m/s.
Water level in fluid level controller real-time control Vatch basin, water level open elevator pump in Vatch basin after reaching setting.Cut Sewage whole Jing in stream well dams main inflow municipal wastewater pipe network, and Jing process enters river course after water quality reaching standard.
Embodiment 3:
Flood season Nanjing City Area river course:
1)Series connection carried out using foregoing invention cut a dirt to receive Manifold technology test, in the main of the city interflow dry flow sewage flow be 80 ~ 100L/s, city is using rain dirt separate sewage system.Vatch basin is connected in series with sewage draining exit in river course, Vatch basin is by city Sewage dams completely.It is 600mm to cut dirty branch diameter, and design grade is 1 ‰ ~ 1%.
2)When city sanitary sewage, trade effluent enter river by pipe water outlet by collaborating main, inside river course The arm that dams for laying dams completely;The pipeline that dams is connected with Storm Sewer System delivery port using fiberglass joint, and dam arm pipe Material selects RPM;Log pile is played inside river course with the fixed arm that dams.Vatch basin is set to cylinder, height model Enclose for 4m ~ 5m, bucket footpath scope is 3 ~ 4m.
3)The sewage of the arm that dams is flowed into because self gravitation effect, is flowed in the Vatch basin arranged in river course, overflow is not provided with Pipe.Vatch basin connecting tube design current velocity is 1.0 ~ 5.0m/s, and caliber is 400 ~ 800mm, and design grade is 1 ‰ ~ 1.5%, and design is filled Full scale 0.4 ~ 0.8.Pernetti is set when two Vatch basin spacing are more than 40 ~ 60m, and set spacing is less than 5 ~ 10m, using arc Supporting plate, split ring floor and fixed support are further fixed to the main that dams.When dam main ttom of pipe gradient more than 2m when or When trapped sewage pipe flow is more than 400L/s, liquid automatic control integrated pump station is set in Vatch basin.In overflow Pipe delivery port arranges grid, and grid inclination angle is 45 ° ~ 60 °, and before grid, design current velocity is 0.3~0.9m/s.
Water level in fluid level controller real-time control Vatch basin, water level open elevator pump in Vatch basin after reaching setting.Cut Sewage whole Jing in stream well dams main inflow municipal wastewater pipe network, and Jing process enters river course after water quality reaching standard.
Finally illustrate, above example is only unrestricted to illustrate technical scheme, although with reference to compared with Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, which all should be covered at this In the middle of the right of invention.

Claims (10)

1. the series connection of a kind of improvement city black and odorous water cuts dirt and receives pipe method, it is characterised in that comprise the steps:
1)On river course revetment, the position of each interflow main of correspondence arranges support mechanism or corresponding each interflow in river course The position of main is driven piles, and each interflow main is supported using the support mechanism or pile body built on stilts;
2)The delivery port of each interflow main is connected with the arm that dams, in the water outlet of each arm that dams Vatch basin is set, adopts pipeline that each Vatch basin is connected to form the main that dams;
3)The delivery port of the main that dams is connected with the municipal wastewater pipe network, so that the sewage that dams of each Vatch basin and rain The main that dams described in water Jing is delivered to municipal wastewater pipe network;
4)The sewage of the municipal wastewater pipe network connects the water inlet of sewage treatment plant, and sewage treatment plant is carried out to the sewage for receiving Process, the water outlet after process is entered into river course.
2. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that the interflow In main, dry flow sewage flow is 5 ~ 120 L/s.
3. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that when city is arranged When water system is interceptive combined system, the sewage interception ratio n of each interflow main is designed0For 1.5 ~ 2.5, sewage combined closure system is 200~420 L/s。
4. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that described to dam The inflow pipe design discharge of well is 50 ~ 1000L/s, and flow velocity is 1.0 ~ 7.0m/s.
5. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that when city is arranged When water system is combined system, overflow mechanism and ball float level controller, the overflow pipe of the overflow mechanism are set in Vatch basin Caliber is 500 ~ 1200mm, and flow is 1000 ~ 4000L/s, and the gradient is 1 ‰ ~ 2%, and degree of filling is 0.55 ~ 1.
6. the series connection for administering city black and odorous water according to claim 5 cuts dirt and receives pipe method, it is characterised in that overflow described The water outlet of flow tube arranges grid, and the inclination angle of the grid is 40 ° ~ 75 °, and before grid, design current velocity is 0.3~0.9m/s.
7. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that dry when damming The ttom of pipe gradient of pipe is more than 3m or when trapped sewage quantity is more than 400L/s, in the Vatch basin arranges Liquid level one Body pumping plant.
8. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that at described section The bottom of stream arm arranges check-valves.
9. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that described to dam The caliber of arm be 100 ~ 800mm, design grade be 1 ‰ ~ 1%, dam arm dry weather flow when design current velocity be 0.85 ~ 3.20m/s。
10. the series connection for administering city black and odorous water according to claim 1 cuts dirt and receives pipe method, it is characterised in that described section Stream well is cylindrical, is highly 2.5m ~ 5m, and internal diameter is 2 ~ 4 m.
CN201611128331.9A 2016-12-09 2016-12-09 A kind of series connection of improvement city black and odorous water cuts dirt and receives pipe method Pending CN106545069A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109138115A (en) * 2018-10-12 2019-01-04 春涛国际建筑有限公司 A kind of black and odorous water gushes bottom and buries sewage storage pipeline construction method
CN110005037A (en) * 2019-04-18 2019-07-12 春涛国际建筑有限公司 A kind of black and odorous water, which gushes bottom, buries sewage storage pipeline configuration

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CN105064274A (en) * 2015-08-26 2015-11-18 上海市城市建设设计研究总院 Storing and discharging integrated box-type revetment
CN105672444A (en) * 2016-02-15 2016-06-15 武汉圣禹排水系统有限公司 Combined pipe network based rainwater partition treatment system
CN105714926A (en) * 2016-03-07 2016-06-29 济创环保工程(苏州)有限公司 Intrusion-prevention intelligent intercepting well with slag blocking and unpowered current-limiting functions
CN105780906A (en) * 2016-04-19 2016-07-20 武汉圣禹排水系统有限公司 Divisional discarding and intercepting drainage system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005248558A (en) * 2004-03-04 2005-09-15 Forugu:Kk Control method and control system of sewage
CN202831175U (en) * 2012-09-24 2013-03-27 福州市规划设计研究院 Connection structure of urban rainwater and sewage pipelines
CN203188340U (en) * 2013-02-05 2013-09-11 福州市规划设计研究院 Urban drainage system under closure-type comprehensive drainage system
CN203769036U (en) * 2014-02-28 2014-08-13 段昌和 Initial rainwater cutoff, storage and drainage system of confluence pipeline
CN105064274A (en) * 2015-08-26 2015-11-18 上海市城市建设设计研究总院 Storing and discharging integrated box-type revetment
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CN105714926A (en) * 2016-03-07 2016-06-29 济创环保工程(苏州)有限公司 Intrusion-prevention intelligent intercepting well with slag blocking and unpowered current-limiting functions
CN105780906A (en) * 2016-04-19 2016-07-20 武汉圣禹排水系统有限公司 Divisional discarding and intercepting drainage system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109138115A (en) * 2018-10-12 2019-01-04 春涛国际建筑有限公司 A kind of black and odorous water gushes bottom and buries sewage storage pipeline construction method
CN110005037A (en) * 2019-04-18 2019-07-12 春涛国际建筑有限公司 A kind of black and odorous water, which gushes bottom, buries sewage storage pipeline configuration

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Application publication date: 20170329