CN105155665B - A kind of municipal drainage system - Google Patents
A kind of municipal drainage system Download PDFInfo
- Publication number
- CN105155665B CN105155665B CN201510652768.1A CN201510652768A CN105155665B CN 105155665 B CN105155665 B CN 105155665B CN 201510652768 A CN201510652768 A CN 201510652768A CN 105155665 B CN105155665 B CN 105155665B
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- China
- Prior art keywords
- rainwater
- basin
- catch
- river
- collection pipe
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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.)
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- 238000004062 sedimentation Methods 0.000 claims abstract description 21
- 238000005086 pumping Methods 0.000 claims abstract description 19
- 239000010841 municipal wastewater Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 5
- 239000006228 supernatant Substances 0.000 claims description 4
- 230000008520 organization Effects 0.000 claims description 2
- 230000008021 deposition Effects 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- 239000010865 sewage Substances 0.000 description 8
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
A kind of municipal drainage system, including：Collection pipe, for Accumulated Rainwater；Catch-basin, it is connected with the collection pipe, and it has specific volume, can store the rainwater of the specified quantitative that collection pipe collects；The catch-basin is connected by rainwater dredging pipe with river course；River pours in down a chimney retardance weir, and it is arranged in catch-basin；Sedimentation basin, for that will be deposited into rainwater therein, post-depositional rainwater can enter river course or municipal wastewater pipe network；Pumping plant, for rainwater to be drawn into sedimentation basin from catch-basin；It is two-part folding structure that the river pours in down a chimney retardance weir, and wherein lower end is connected with upper end by rotating shaft, and the lower end is fixed with rainwater bottom, and the upper end can be rotated so as to close the passage between the collection pipe and the pumping plant by the rotating shaft.
Description
Technical field
The present invention relates to municipal plumbing field, more particularly, to a kind of municipal drainage system and its rainwater treatment method.
Background technology
It is being built with the continuous investment construction of urban environment infrastructure, the constantly improve of operating mechanism and Sewage Plant plus
Hurry up, municipal sewage retention treatment ratio is improved constantly, and point-source pollution is substantially achieved effectively control.Non-point pollution has turned into water quality
The one of the main reasons of deterioration, constitutes a serious threat to urban water system.
Rainwater runoff pollution belongs to non-point pollution, and the dirts such as substantial amounts of organic matter, nitrogen, phosphorus are carried in early-stage rainwater runoff
Dye thing, the direct threat as urban water-body.Due to the rainfall initial stage, rainwater has dissolved a large amount of sour gas, the automobile in air
The pollution gas such as tail gas, plant gas, landing ground after, and due to wash away asphalt felt roofing, asphalt concrete road,
Construction site etc. so that contain the polluters such as substantial amounts of organic matter, heavy metal, grease, suspended solid in early-stage rainwater.
Therefore the pollution level of early-stage rainwater is higher, has been usually more than the pollution level of common municipal sewage.Especially
The Initial Runoff that rainfall is formed contains a large amount of pollutants, and these pollutants are mainly derived from atmospheric sedimentation, ground refuse accumulation, car
Discharge and ground wash away erosion.During entrained pollutant nearly all concentrates several millimeters of rainwater in the early stage in rainfall runoff,
Its pollutional load is far above middle and later periods rainwater, if this part runoff is directly discharged, impacting property of urban water-body can be influenceed,
The thorough improvement of serious restriction urban water environmental quality.
Early-stage rainwater carries a large amount of pollutants, as being directly discharged into water body if easily cause severe contamination, therefore by early-stage rainwater
Sewer system is retained and entered, is discharged again after being processed through sewage treatment plant, be the effective way for reducing water pollution.Although
The early-stage rainwater period is not long, but run-off is larger, and early-stage rainwater is instantaneously all diverted into sewage network, not only increases substantially
The investment of sewer system, and extraordinary water load impact can be brought to sewage treatment plant, influence its treatment effect.
In the prior art, 201110085310.4 patent of invention, retardance weir is poured in down a chimney by the river for being arranged on catch-basin
Early-stage rainwater is stored in catch-basin, when the early-stage rainwater water surface reaches river pours in down a chimney the retardance default height in weir, by pump
Is stood and early-stage rainwater is drawn into sedimentation basin, after sedimentation of the early-stage rainwater in sedimentation basin, early-stage rainwater is settled the supernatant to be formed
Liquid enters river course, and settlement section enters municipal wastewater webmaster.The invention can make full use of existing rain processing system, realize
Early-stage rainwater and later stage rainwater are handled differently, pollution of the early-stage rainwater to environment can be effectively prevented.But, above-mentioned skill
Art scheme also has weak point：Later stage rainwater is also there is after rainfall terminates, in catch-basin, it is necessary to pass through sedimentation basin one
It is secondary to be discharged into municipal wastewater pipeline, can so increase the treatment load of municipal wastewater pipeline, influence its treatment effect.
The content of the invention
The invention provides a kind of municipal drainage system and its rainwater treatment method, the above-mentioned of prior art can be overcome to lack
Fall into, realize being not in later stage rainwater after rainfall terminates, in catch-basin, municipal wastewater pipe is entered from without drop later stage rainwater
Road, reduces the treatment load of sewage treatment plant.
As one aspect of the present invention, there is provided a kind of municipal drainage system, including：Collection pipe, for Accumulated Rainwater；Rain
Well, it is connected with the collection pipe, and it has specific volume, can store the rainwater of the specified quantitative that collection pipe collects；It is described
Catch-basin is connected by rainwater dredging pipe with river course；River pours in down a chimney retardance weir, and it is arranged in catch-basin；Sedimentation basin, for inciting somebody to action
Deposited into rainwater therein, post-depositional rainwater can enter river course or municipal wastewater pipe network；Pumping plant, for by rain
Water is drawn into sedimentation basin from catch-basin；The river pour in down a chimney retardance weir be two-part folding structure, wherein lower end with it is upper
End is connected by rotating shaft, and the lower end is fixed with rainwater bottom, and the upper end can be rotated so as to close by the rotating shaft
State the passage between collection pipe and the pumping plant.
Preferably, the highly corresponding water level in the lower end is the amount of collecting of early-stage rainwater.
Preferably, the collection pipe pours in down a chimney the height of retardance weir lower end higher than the river.
Preferably, the rainwater dredging pipe is located at the rainwater bottom.
Preferably, the catch-basin sets water-level gauge.
Preferably, the catch-basin is circular configuration, and the river pours in down a chimney retardance weir and is arranged on the round diameter, face
To the collection pipe.
Preferably, the river pour in down a chimney retardance weir lower end length it is equal with the round diameter.
Preferably, it is semicircle that the river pours in down a chimney retardance weir upper end, and its diameter is equal with the round diameter.
Preferably, also including controlling organization, when the early-stage rainwater water level of rainfall reaches the lower end height, the control
Device controls the upper end to rotate to horizontal level, so as to close the passage between the collection pipe and the pumping plant；Rainfall knot
Shu Hou, the control device controls the upper end to rotate to vertical position, so as to open between the collection pipe and the pumping plant
Passage.
Preferably, the catch-basin can be set to square structure, the river pours in down a chimney retardance weir and is arranged at the rain
Well centre position, the lower end length is long with Quad Sides equal, and highly corresponding water level is the amount of collecting of early-stage rainwater；It is described
Upper end level is equal to the half of the square length of side.
As another aspect of the present invention, there is provided a kind of rainwater treatment method of above-mentioned municipal drainage system, including
Following steps：A) first rain collection step：In predetermined first rain period, pour in down a chimney retardance weir using river and early-stage rainwater is stored in rain
In well；B) channel enclosed step：The upper end that the river pours in down a chimney retardance weir rotates to horizontal level, so as to close the charge for remittance
Passage between pipe and the pumping plant；c）First rain transfer step：Within the predetermined time, will be stored in catch-basin using water pump
Early-stage rainwater pump into sedimentation basin；C) just rain sedimentation and drain steps：Early-stage rainwater is detained the ticket reserving time in sedimentation basin
After being settled, the early-stage rainwater supernatant for being formed will be settled and enter river course, settlement section enters municipal wastewater pipe network；d）Passage
Open step：After rainfall terminates, the upper end that the river pours in down a chimney retardance weir rotates to vertical position, so as to open the collection pipe
With the passage between the pumping plant.
Brief description of the drawings
Fig. 1 is the system schematic of municipal drainage system of the present invention.
Fig. 2 is the structural representation of the catch-basin of municipal drainage system of the present invention.
Fig. 3 is that the river of municipal drainage system of the present invention pours in down a chimney the structural representation for blocking weir.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, implement below in conjunction with the present invention
Accompanying drawing in example, is clearly and completely described to the technical scheme in the embodiment of the present invention.
Referring to Fig. 1, the municipal drainage system of the embodiment of the present invention, including collection pipe 1, catch-basin 2, river pour in down a chimney retardance weir
3rd, rainwater dredging pipe 4, pumping plant 5 and sedimentation basin 6.Collection pipe 1 is in communication with the outside, for converging rainwater.Catch-basin 2 and collection pipe
1 connection, it has specific volume, can store the rainwater of the specified quantitative that collection pipe 1 collects.
The structure of catch-basin 2 is as shown in Fig. 2 collection pipe 1 and drainpipe 9 are arranged on the side of catch-basin 2, wherein collection pipe
1 is identical with the external world, and for accessing rainwater, drainpipe 9 is identical with pumping plant 5, and the rainwater of the side of catch-basin 2 can be by drainpipe 9
It is transported in sedimentation basin 6.Another side bottom of catch-basin 2 sets rainwater dredging pipe 4, for being imported in catch-basin in river course
Rainwater.
River pours in down a chimney retardance weir 3 and is arranged at the center of catch-basin 2, and on the one hand it prevent river from pouring in down a chimney, on the other hand make rainwater
Well 2 has certain rainwater amount of storage, so as at the rainfall initial stage, in early-stage rainwater being converged in into catch-basin 2；Early-stage rainwater
After being converged in catch-basin 2, river course can be imported into by rainwater dredging pipe 4.
As shown in Figures 2 and 3, river pour in down a chimney retardance weir 3 be set to two-part folding structure, including lower end 31 and upper end
32, lower end 31 is connected with upper end 32 by rotating shaft 33.Lower end 31 is fixed with the bottom of catch-basin 2, and its highly corresponding water level is first
The amount of collecting of phase rainwater.Upper end 32 can be rotated by rotating shaft 33, when it is rotated to the left is horizontally situated, can be so as to
Passage between closing collection pipe 1 and pumping plant 5.
The section of catch-basin 2 can be provided in round, corresponding, the lower end 31 that river pours in down a chimney retardance weir 3 is arranged at
On the round diameter, length is equal to the circular diameter, in face of collection pipe 1；The upper end 32 that river pours in down a chimney retardance weir 3 is semicircle
Shape, its diameter is equal with the round diameter, is rotated to the left such that it is able to the upper end 32 when being horizontally situated, and can cover it
Left-hand channel.Preferably, the section of catch-basin 2 can be set to square, then river pours in down a chimney retardance weir 3 to be arranged at this square
Centre position, the length of lower end 31 is long with Quad Sides equal, and the height of upper end 32 is equal to the half of the square length of side, by the setting, makes
Upper end 32 is when vertical position is rotated to, by increasing capacitance it is possible to increase river pours in down a chimney the retardance on retardance weir 3 highly, so as to preferably avoid river
Pour in down a chimney.
The rainwater treatment method of the municipal drainage system of embodiments of the invention, comprises the following steps：A) just rain collects step
Suddenly：In predetermined first rain period, pour in down a chimney retardance weir 3 using river and early-stage rainwater is stored in catch-basin 2；B) channel enclosed step
Suddenly：After first rain is collected and finished, the upper end 32 that river pours in down a chimney retardance weir 3 rotates to horizontal level, so as to close collection pipe 1 and pump
The passage stood between 5；c）First rain transfer step：Within the predetermined time, the initial stage rain in catch-basin 2 will be stored in using water pump
Water is pumped into sedimentation basin 6；C) just rain sedimentation and drain steps：Early-stage rainwater is detained the ticket reserving time in sedimentation basin 6 and is sunk
After drop, the early-stage rainwater supernatant for being formed will be settled and enter river course, settlement section enters municipal wastewater pipe network；d）Passage opens step
Suddenly：After rainfall terminates, the upper end 32 that river pours in down a chimney retardance weir 2 rotates to vertical position, thus open collection pipe 1 and pumping plant 5 it
Between passage.
By such scheme of the invention, after rainwater-collecting is finished in the early stage, the upper end 32 on retardance weir 3 is poured in down a chimney by river
Passage between closing collection pipe 1 and pumping plant 5, so as to be not in later stage rainwater after rainfall terminates, in catch-basin 2, from without
Later stage rainwater need to be dropped and enter municipal wastewater pipeline, reduce the treatment load of sewage treatment plant.
Above by reference to the preferred embodiments of the present invention have been illustrated, those skilled in the art do not depart from the scope of the present invention
And essence, there can be various flexible programs to realize the present invention.For example, as the shown partially of one embodiment or description
Feature can be used to another embodiment obtain another embodiment.Preferably feasible embodiment of the invention is these are only, not
Therefore interest field of the invention is limited to, the equivalence changes that all utilization description of the invention and accompanying drawing content are made are both contained in
Within interest field of the invention.
Claims (2)
1. a kind of municipal drainage system, including：Collection pipe, for Accumulated Rainwater；Catch-basin, it is connected with the collection pipe, its
With specific volume, the rainwater of the specified quantitative that collection pipe collects can be stored；The catch-basin passes through rainwater dredging pipe and river course
Connection；River pours in down a chimney retardance weir, and it is arranged in catch-basin；Sedimentation basin, for that will be deposited into rainwater therein, deposition
Rainwater afterwards can enter river course or municipal wastewater pipe network；Pumping plant, for rainwater to be drawn into sedimentation basin from catch-basin；
It is characterized in that：It is two-part folding structure that the river pours in down a chimney retardance weir, and wherein lower end is connected with upper end by rotating shaft, institute
State lower end to be fixed with rainwater bottom, the upper end can be rotated so as to close the collection pipe with the pumping plant by the rotating shaft
Between passage；The catch-basin is circular configuration, and the river pours in down a chimney retardance weir and is arranged on the round diameter, in face of institute
State collection pipe；It is equal with the round diameter that the river pours in down a chimney retardance weir lower end length；The river pours in down a chimney retardance weir upper end
It is semicircle, its diameter is equal with the round diameter；Also include water-level gauge and controlling organization, when the early-stage rainwater water of rainfall
When position reaches the lower end height, the control device controls the upper end to rotate to horizontal level, so as to close the charge for remittance
Passage between pipe and the pumping plant；After rainfall terminates, the control device controls the upper end to rotate to vertical position, so that
Open the passage between the collection pipe and the pumping plant.
2. a kind of rainwater treatment method of the municipal drainage system described in claim 1, comprises the following steps：A) just rain collects step
Suddenly：In predetermined first rain period, pour in down a chimney retardance weir using river and early-stage rainwater is stored in catch-basin；B) channel enclosed step
Suddenly：The upper end that the river pours in down a chimney retardance weir rotates to horizontal level, so as to close between the collection pipe and the pumping plant
Passage；c）First rain transfer step：Within the predetermined time, the early-stage rainwater that will be stored in catch-basin using water pump is pumped to heavy
In product pond；C) just rain sedimentation and drain steps：Early-stage rainwater is detained in the sedimentation basin after the ticket reserving time settled, and will settle shape
Into early-stage rainwater supernatant enter river course, settlement section enters municipal wastewater pipe network；d）Passage opens step：Rainfall terminates
Afterwards, the river pour in down a chimney retardance weir upper end rotate to vertical position, so as to open between the collection pipe and the pumping plant
Passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510652768.1A CN105155665B (en) | 2015-10-11 | 2015-10-11 | A kind of municipal drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510652768.1A CN105155665B (en) | 2015-10-11 | 2015-10-11 | A kind of municipal drainage system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105155665A CN105155665A (en) | 2015-12-16 |
| CN105155665B true CN105155665B (en) | 2017-06-23 |
Family
ID=54796676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510652768.1A Expired - Fee Related CN105155665B (en) | 2015-10-11 | 2015-10-11 | A kind of municipal drainage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105155665B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524225A (en) * | 2016-06-20 | 2017-12-29 | 北京泰宁科创雨水利用技术股份有限公司 | Prevent the storage pond inlet control device of waterlogging |
| CN108265809B (en) * | 2018-01-24 | 2019-11-19 | 浙江立鹏建设有限公司 | A kind of municipal administration rainwater savings device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100633532B1 (en) * | 2005-06-20 | 2006-10-13 | 동양특수콘크리트 (주) | Separator and exhauster of rainwater.sewage |
| CN202039413U (en) * | 2011-01-24 | 2011-11-16 | 陈柏臻 | Tipping bucket type clean rainwater collector |
| CN102182242B (en) * | 2011-04-06 | 2012-05-30 | 清华大学深圳研究生院 | Rainwater treatment system and rainwater treatment method |
| CN102505753A (en) * | 2011-11-08 | 2012-06-20 | 扬州大学 | Turning plate type preliminary rainwater intercepting well |
| CN103590484B (en) * | 2013-11-20 | 2015-01-21 | 重庆大学 | Automatic hydraulic control leaping weir initial rainwater catch basin and flow closure method |
| CN204570904U (en) * | 2015-05-04 | 2015-08-19 | *** | Turnover plate type sewage intercepting chamber |
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2015
- 2015-10-11 CN CN201510652768.1A patent/CN105155665B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN105155665A (en) | 2015-12-16 |
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| CB03 | Change of inventor or designer information |
Inventor after: Shen Yuxia Inventor after: Li Chune Inventor after: Guo Jiaoli Inventor after: Guo Sha Inventor after: Lv Liming Inventor after: Zheng Xiaofeng Inventor after: Li Yinghong Inventor after: Duan Shuan Inventor after: Miao Lihua Inventor before: Wang Wei |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170329 Address after: Jiyuan City, Henan province 459000 Xueyuan Road Jiaozuo City, No. 2 Applicant after: Jiyuan Vocationl Technical College Address before: 100039 Beijing City, Fengtai District San Huan new town, building 8, building 1730, No. 18 Applicant before: Wang Wei |
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| TA01 | Transfer of patent application right | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Shen Yuxia Inventor after: Wang Wei Inventor after: Li Chune Inventor after: Guo Jiaoli Inventor after: Guo Sha Inventor after: Lv Liming Inventor after: Zheng Xiaofeng Inventor after: Li Yinghong Inventor after: Duan Shuan Inventor after: Miao Lihua Inventor before: Shen Yuxia Inventor before: Li Chune Inventor before: Guo Jiaoli Inventor before: Guo Sha Inventor before: Lv Liming Inventor before: Zheng Xiaofeng Inventor before: Li Yinghong Inventor before: Duan Shuan Inventor before: Miao Lihua |
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