CN103771668B - A kind of urban drainage pipe network sewage separation treatment system - Google Patents
A kind of urban drainage pipe network sewage separation treatment system Download PDFInfo
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- CN103771668B CN103771668B CN201410065724.4A CN201410065724A CN103771668B CN 103771668 B CN103771668 B CN 103771668B CN 201410065724 A CN201410065724 A CN 201410065724A CN 103771668 B CN103771668 B CN 103771668B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
A kind of urban drainage pipe network sewage separation treatment system, comprises shunting inspection chamber, backflow inspection chamber and sewage separation well battle array; Sewage separation well battle array comprises the sedimentation, water disposal well and the clear water well that are sequentially connected in series, sedimentation is connected with shunting inspection chamber by isocon, clear water well is by reuse pipe access Sewage Reuse System, by return line connection backflow inspection chamber, and water disposal well is by biogas pipe connection collecting methane system; Shunting inspection chamber, backflow inspection chamber to be arranged on sewage main pipe, trunk sewer or branch sewer simultaneously and to be communicated with sewage work.The present invention discharges after source of sewage sewage all can being delivered to sewage work's process, make it pollute urban water-body and be reduced to minimum degree, realize sewage treatment in situ and regeneration, be beneficial to and realize the optimum water cycle of urban region property, avoid flood tide construction input and the long-term vacant waste of equipment, the stage treatment of sewage is also helped to the raising up to standard implementing mud decrement and centralized sewage treatment facility effluent quality.
Description
Technical field
The present invention relates to a kind of system carrying out shunting process for Urban Buried Pipeline Network to sewage.
Background technology
All kinds of production in city, the sewage discharged of living are apparent common problems on the impact of social environment and physical environment.At present, representative urban sewage discharge method is: except the source of sewage that minority hazardness is larger, and the source of pollution that most of sewage is formed directly are discharged in the sewage transport main pipeline network in city, then, in large-scale sewage work after focusing on, externally discharge.
Along with the raising of the level of urbanization, factory and population collection, sewage drainage amount are increased sharply, centralized sewage disposal system Facilities Construction drops into huge, because the excessive of sewage is concentrated, while the huge construction input of net is done in drainage, the raising of wastewater treatment effluent quality degree up to standard is also made to become extremely difficult.Urban region Economic development is unbalanced, and early stage builds excessive advanced input, and not only economic strength does not allow; Even if build up, the long-term vacant operation of large centralised sewage treatment facility, consumption costs is also quite huge, hard to carry on.This is that drainage system designs unreasonable causing to a great extent.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of urban drainage pipe network sewage separation treatment system, overcomes the centralized sewage disposal in existing city System establishment and drops into huge, and the long-term vacant waste problem caused because Regional Economic Development is unbalanced.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of urban drainage pipe network sewage separation treatment system, it is characterized in that, comprises shunting inspection chamber, backflow inspection chamber and sewage separation well battle array;
This sewage separation well battle array comprises the sedimentation, water disposal well and the clear water well that are sequentially connected in series, this sedimentation is connected with described shunting inspection chamber by isocon, this clear water well is accessed Sewage Reuse System by reuse pipe, is connected described backflow inspection chamber by return line, and this water disposal well connects collecting methane system by biogas pipe;
This shunting inspection chamber, backflow inspection chamber to be arranged on sewage main pipe, trunk sewer or branch sewer simultaneously and to be communicated with sewage work.
In urban drainage pipe network sewage separation treatment system of the present invention, described shunting inspection chamber connects main water supply tube.
In urban drainage pipe network sewage separation treatment system of the present invention, the sedimentation of described sewage separation well battle array, water disposal well, clear water well pass through gravity flow tubes connection, and its water outlet ladder raises; Or described sedimentation, water disposal well, clear water well is by water pump tubes connection; Or described sedimentation, water disposal well, clear water well are connected by pump sump.
In urban drainage pipe network sewage separation treatment system of the present invention, the sedimentation of described sewage separation well battle array, water disposal well, clear water well are integral type structure or split-type structural.
In urban drainage pipe network sewage separation treatment system of the present invention, described sedimentation, water disposal well, clear water well all arrange airtight slag removing hole and maintenance ladder.
In urban drainage pipe network sewage separation treatment system of the present invention, in the sedimentation of described sewage separation well battle array, water disposal well, clear water well, the quantity of at least one well is two or more, and adopts parallel way or series system to be connected with other wells.
In urban drainage pipe network sewage separation treatment system of the present invention, described sewage separation well battle array quantity is two or more.
In urban drainage pipe network sewage separation treatment system of the present invention, the described shunting inspection chamber borehole wall is plastic-steel spirally-wound pipe or Double-flat wall steel plastic composite winding pipe.
In urban drainage pipe network sewage separation treatment system of the present invention, the sedimentation of described sewage separation well battle array, water disposal well, the clear water well borehole wall are plastic-steel spirally-wound pipe or Double-flat wall steel plastic composite winding pipe.
In urban drainage pipe network sewage separation treatment system of the present invention, described plastic-steel spirally-wound pipe or Double-flat wall steel plastic composite winding pipe, being wound around band both sides clinch, bottom portion of groove between strengthening rib, comprise the short glass fiber plastic cement composite strengthening layer covering comprehensively and be wound around bridging arrangement.
Implement urban drainage pipe network sewage separation treatment system of the present invention, compared with the prior art, its beneficial effect is: sewage separation treatment system utilizes facility with the decentralized type sewage process of city main pipe auxiliary construction and sewage collecting, can make that thousands of source of sewage are effectively addressed at source of sewage place, scientific utilization nearby, and discharge after remaining sewage all being delivered to sewage work's process, make it be reduced to minimum degree to the pollution of urban water-body; And decentralized type sewage processing capacity achieves treatment in situ and the regeneration of sewage, not only be conducive to realizing the optimum water cycle of urban region property, centralized sewage treatment facility and the dry net of drainage also can be avoided to concentrate due to the excessive of sewage, cause flood tide construction input and the unbalanced long-term vacant waste caused of Regional Economic Development, the stage treatment of sewage is also helped to the raising up to standard implementing mud decrement and centralized sewage treatment facility effluent quality; For the confluence of rainwater and sewage pipe that partial history is left over, sewage separation treatment system is also by the setting of suiting measures to local conditions with adopt suitable interception ratio, and peak clipping is regulated and stored effectively.
Accompanying drawing explanation
Fig. 1 is the pipe network schematic diagram of a kind of embodiment of urban drainage pipe network sewage separation treatment system of the present invention.
Fig. 2 is the floor map of a kind of embodiment of urban drainage pipe network sewage separation treatment system of the present invention.
Fig. 3 is A-A sectional view in Fig. 2.
Fig. 4 is B-B sectional view in Fig. 2.
Fig. 5 is C-C sectional view in Fig. 2.
Fig. 6 is the structure semi-sectional view of plastic-steel spirally-wound pipe.
Fig. 7 is D portion enlarged view in Fig. 6.
Fig. 8 is the semi-sectional view of a kind of embodiment of plastic-steel winding pipe belt material clinch structure.
Fig. 9 is E portion enlarged view in Fig. 8.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figures 1 to 5, urban drainage pipe network sewage separation treatment system of the present invention comprises shunting inspection chamber 302, backflow inspection chamber 303 and sewage separation well battle array 20, as required, the sewage separation well battle array 20 of one or more parallel connection can be set by suitable interception ratio.Wherein,
Sewage separation well battle array comprises the sedimentation 223, water disposal well 224, the clear water well 225 that are sequentially connected in series.Sedimentation 223 is connected with shunting inspection chamber 302 with the conduit 222 be connected on isocon 221 by isocon 221.Clear water well 225 accesses Sewage Reuse System 228 by reuse pipe 227, connects backflow inspection chamber 303 by return line 226.Water disposal well 224 connects collecting methane system 96 by biogas pipe 229.
Sedimentation 223 in sewage separation well battle array 20, water disposal well 224, clear water well 225 can by vertical or horizontal layouts, its dimensions can be identical, also can arrange different size specification by trapezoidal foundation ditch 32, trapezoidal foundation ditch can strengthen deep pit monitor, convenient construction and reduction construction costs.
The function of Sewage Reuse System 228 is to dirty Water reuse, such as after further purifying sterilizing process for artificial swamp, or for urban afforestation, enter urban water-body etc. nearby.When the confluence of rainwater and sewage area that partial history is left over occurs that heavy rain, the sewage separation treatment system amount of disposing of sewage are excessive, the clear water in clear water well 225 can be discharged by sewage main pipe 3 is emergent stage by stage, play peak clipping pondage capacity.
Usually, shunting inspection chamber 302 is arranged on sewage main pipe 3 and (namely shunts the entrance and exit that inspection chamber 302 connects sewage main pipe 3), connects sewage separation well battle array 20, play shunting and regulate and store and sewage stage treatment function by isocon 221.The port that isocon 221 is connected with shunting inspection chamber 302 arranges grid 220.
The keypoint parts such as, Regional Economic Development unbalanced area comparatively large for sewage drainage amount, as required, can be arranged on the shunting inspection chamber 302 of sewage separation treatment system on trunk sewer or branch sewer.
Shunting inspection chamber 302 also can connect the entrance of one or more main water supply tube 301.
With return line 226, clear water well 225 is connected with backflow inspection chamber 303, the port that return line 226 is connected with backflow inspection chamber 303 arranges grid 230, backflow inspection chamber 303 is arranged on sewage main pipe 3 with shunting inspection chamber 302 simultaneously, and connect sewage work by the sewage main pipe 3 that it connects, centralized wastewater treatment can be carried out to sewage, also can play the effect of emergent effluent sewerage simultaneously.When shunting inspection chamber 302 and being arranged on trunk sewer or branch sewer, backflow inspection chamber 303 is arranged on trunk sewer or branch sewer with shunting inspection chamber 302 simultaneously, and connects sewage work by its trunk sewer connected or branch sewer.
The sedimentation 223 of sewage separation well battle array, water disposal well 224, clear water well 225 can adopt and include but not limited to as under type connects:
1, by gravity flow tubes connection, sedimentation 223, water disposal well 224, clear water well 225, water outlet ladder raises.
2, sedimentation 223, water disposal well 224, clear water well 225 are by water pump tubes connection.
3, sedimentation 223, water disposal well 224, clear water well 225 are connected by pump sump.
In structure, the sedimentation 223 of sewage separation well battle array, water disposal well 224, clear water well 225 can adopt integral structure, also can adopt split-type structural.
For convenience of scarfing cinder and inspection operation, sedimentation 223, water disposal well 224, clear water well 225 all arrange airtight slag removing hole 28 and maintenance ladder 29.
In each sewage separation well battle array 20, as required, in sedimentation 223, water disposal well 224, clear water well 225 quantity of each well can arrange one, two or more, each well adopt two or more time parallel way or series system can be adopted to be connected with other wells.
The borehole wall of shunting inspection chamber 302 can adopt plastic-steel spirally-wound pipe or the manufacture of Double-flat wall steel plastic composite winding pipe, also can adopt traditional waterproof anti-corrosion skeleton construction.
The borehole wall of the sedimentation 223 of sewage separation well battle array 20, water disposal well 224, clear water well 225 can adopt plastic-steel spirally-wound pipe or the manufacture of Double-flat wall steel plastic composite winding pipe, also can adopt traditional plastic cement pipeline, composite metal plastic pipe and waterproof anti-corrosion skeleton construction.
The structure of plastic-steel spirally-wound pipe as shown in Figure 6, Figure 7, its structure comprises plastic cement tube wall 206, stand on plastic cement tube wall 206 outside surface and along the strengthening rib 204 of pipeline circumference spiral winding, strengthening rib 204 comprises the steel band 202(main support structure standing on plastic cement tube wall 206 outside surface) and be coated on the plastic layer (as polyethylene etc.) on this steel band 202 surface, between steel band 202 and plastic layer, also can increase key coat to improve the bonding strength 203 between steel plastic compount face.
In order to improve rigidity and the compressive property of plastic-steel spirally-wound pipe, ensure that plastic-steel spirally-wound pipe keeps forming shape at installation pressured state, reduce the radial deformation of pipeline, short glass fiber plastic cement composite strengthening layer 205 is set in plastic-steel spirally-wound pipe plastic cement tube wall 206, the minimum desired strength MRS=18 ~ 20Mpa of glass plastic cement composite reinforcing material, the weight percent of staple fibre is 15% ~ 18%, and the diameter of staple fibre is 0.10mm ~ 0.18mm, and length is 6mm ~ 25mm.
In order to improve the leakage performance of plastic-steel spirally-wound pipe further, plastic-steel spirally-wound pipe arranges following structure: as shown in Figure 8, Figure 9, at the both sides clinch of plastic-steel winding pipe belt material, bottom portion of groove between strengthening rib 204, the winding overlapping part being close to plastic cement tube wall 206 arranges the short glass fiber plastic cement composite strengthening layer 207 covering comprehensively and be wound around bridging arrangement.This short glass fiber plastic cement composite strengthening layer 207 effectively can improve the pressure bearing and seal performance of the winding overlapping part of plastic-steel spirally-wound pipe, reduce plastic-steel-wound tube wall 206 and the radial deformation under pressured state is being installed, plastic-steel spirally-wound pipe is made to keep forming shape when bearing the larger hydraulic pressure in inside, and realize excellent sealing, prevent effluent seepage to the pollution of underground water and environment.
Double-flat wall steel plastic composite winding pipe is on existing structure basis, identical with above-mentioned plastic-steel spirally-wound pipe, increase in the groove between strengthening rib 204 and strengthen packing layer 201, strengthen the supporting capacity that packing layer 201 can strengthen pipeline further, reduce pipe radial deformation, ensure the structural strength of pipeline.In order to improve rigidity and the compressive property of Double-flat wall steel plastic composite winding pipe, ensureing that Double-flat wall steel plastic composite winding pipe keeps forming shape at installation pressured state, reducing the radial deformation of pipeline; Simultaneously, short glass fiber plastic cement composite strengthening layer is set in Double-flat wall steel plastic composite winding pipe inner layer wall plastic cement tube wall and in the winding overlapping part of Double-flat wall steel plastic composite winding pipe, improves the rigidity of Double-flat wall steel plastic composite winding pipe and the sealing effectiveness of Double-flat wall steel plastic composite winding pipe winding overlapping part.In order to improve the leakage performance of Double-flat wall steel plastic composite winding pipe further, at the band both sides overlapping part of Double-flat wall steel plastic composite winding pipe, as above-mentioned plastic-steel spirally-wound pipe overlapping part structure, bottom portion of groove between strengthening rib 204, the winding overlapping part being close to plastic cement tube wall 206 arranges the short glass fiber plastic cement composite strengthening layer 207 covering comprehensively and be wound around bridging arrangement.
In order to prevent blocking, the total circulation area of all outlet ports pipe of shunting inspection chamber 302 must not lower than the total circulation area of all inlet tubes.
The sewage of main water supply tube 301 imports sewage main pipe 3 by shunting inspection chamber 302, the sewage of shunting inspection chamber 302 imports isocon 221 by grid 220, the sewage of isocon 221 is by from stream mode, also pump into sedimentation 223 by the water pump conduit 222 in shunting pump sump 211, the object arranging shunting pump sump 211 strengthens the emergent separate drain ability of shunting inspection chamber 302.
In sedimentation 223, sewage is generally divided into three layers, and upper strata is scum layer, and lower floor is sludge blanket, and centre is current, suspended substance or be sunken to the bottom or bubble through the water column in water.Then, sewage pumps into (or gravity flow enters) water disposal well 224 by water pump conduit 920, and stops bed mud and scum silica frost outflow.Pending sewage is introduced into the bottom of water disposal well 224 by water distributor 930, and evenly upwards flows through by the water distribution head that bottom is uniform the Sludge Bed 931 be made up of cotton-shaped or Granular sludge.Contact with mud along with sewage and anaerobic reaction occurs, produce biogas and cause Sludge Bed disturbance.In the gas that Sludge Bed produces, some is attached on mud granule, and free bubble and the bubble rising be attached on mud granule strike bottom the degassed baffle plate of phase reactor 932, cause bubble to discharge; Degassed mud granule precipitation gets back to the surface of sludge blanket.Free gas and from mud granule release gas be collected in the collecting methane system 96 at water disposal well 224 top by biogas pipe 229.Comprise some remaining solidss in liquid and biological particles enters in settling chamber, remaining solid and biological particles are separated and are fallen back to above sludge blanket by reflector from liquid.The bottom that mud stays water disposal well 224 is continued process pollutent, clear water and is discharged by phase reactor 932, and pumps into (or gravity flow enters) clear water well 225 by water pump conduit 921.Clear water, by becoming clean water after filtration unit 951, is pumped into (or gravity flow enters) backflow pump sump 953 by water pump conduit 952, then flows into backflow inspection chamber 302 by the grid 230 on return line 226, or access Sewage Reuse System 228 by reuse pipe 227.
The sewage treatment process of water disposal well 224 is preferably anaerobe sewage treatment process, also can adopt other suitable sewage treatment process.The advantage of anaerobe sewage disposal is:
(1) processing power is large;
(2) the rain sewage of high density can be processed;
(3) invest, take up an area and economize, because this process volume load is high, the COD of process equal amts, its effective water disposal well battle array used is long-pending few, so save occupation of land and water disposal well battle array amount;
(4) treatment effect is good;
(5) do not need whipping appts, the biogas of upflowing water flow mode and generation serves good mixing effect;
(6) stable;
(7) simple structure;
(8) can granule sludge be formed, ensure high density and the high reactivity of the mud in water disposal well battle array.
Claims (10)
1. a urban drainage pipe network sewage separation treatment system, is characterized in that, comprises shunting inspection chamber, backflow inspection chamber and sewage separation well battle array;
This sewage separation well battle array comprises the sedimentation, water disposal well and the clear water well that are sequentially connected in series, this sedimentation is connected with described shunting inspection chamber by isocon, this clear water well is accessed Sewage Reuse System by reuse pipe, is connected described backflow inspection chamber by return line, and this water disposal well connects collecting methane system by biogas pipe;
This shunting inspection chamber, backflow inspection chamber to be arranged on sewage main pipe, trunk sewer or branch sewer simultaneously and to be communicated with sewage work.
2. urban drainage pipe network sewage separation treatment system as claimed in claim 1, is characterized in that, described shunting inspection chamber connects main water supply tube.
3. urban drainage pipe network sewage separation treatment system as claimed in claim 1, is characterized in that,
The sedimentation of described sewage separation well battle array, water disposal well, clear water well pass through gravity flow tubes connection, and its water outlet ladder raises;
Or described sedimentation, water disposal well, clear water well is by water pump tubes connection;
Or described sedimentation, water disposal well, clear water well are connected by pump sump.
4. urban drainage pipe network sewage separation treatment system as claimed in claim 1, it is characterized in that, the sedimentation of described sewage separation well battle array, water disposal well, clear water well are integral type structure or split-type structural.
5. urban drainage pipe network sewage separation treatment system as claimed in claim 1, it is characterized in that, described sedimentation, water disposal well, clear water well all arrange airtight slag removing hole and maintenance ladder.
6. urban drainage pipe network sewage separation treatment system as claimed in claim 1, it is characterized in that, in the sedimentation of described sewage separation well battle array, water disposal well, clear water well, the quantity of at least one well is two or more, and adopts parallel way or series system to be connected with other wells.
7. urban drainage pipe network sewage separation treatment system as claimed in claim 1, it is characterized in that, described sewage separation well battle array quantity is two or more.
8. the urban drainage pipe network sewage separation treatment system as described in one of claim 1 to 7, is characterized in that, the described shunting inspection chamber borehole wall is plastic-steel spirally-wound pipe or Double-flat wall steel plastic composite winding pipe.
9. the urban drainage pipe network sewage separation treatment system as described in one of claim 1 to 7, is characterized in that, the sedimentation of described sewage separation well battle array, water disposal well, the clear water well borehole wall are plastic-steel spirally-wound pipe or Double-flat wall steel plastic composite winding pipe.
10. urban drainage pipe network sewage separation treatment system as claimed in claim 9, it is characterized in that, described plastic-steel spirally-wound pipe or Double-flat wall steel plastic composite winding pipe, being wound around band both sides clinch, bottom portion of groove between strengthening rib, comprise the short glass fiber plastic cement composite strengthening layer covering comprehensively and be wound around bridging arrangement.
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| CN201410065724.4A CN103771668B (en) | 2014-02-26 | 2014-02-26 | A kind of urban drainage pipe network sewage separation treatment system |
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| CN201410065724.4A CN103771668B (en) | 2014-02-26 | 2014-02-26 | A kind of urban drainage pipe network sewage separation treatment system |
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| CN103771668B true CN103771668B (en) | 2015-10-21 |
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| CN107587581B (en) * | 2017-10-30 | 2023-11-17 | 武汉圣禹排水系统有限公司 | Drainage system with rainwater treatment system and drainage control method |
| CN109405946B (en) * | 2018-12-11 | 2023-12-26 | 淮南矿业(集团)有限责任公司 | Rail weighing apparatus system |
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