CN208561732U - System is cut down in the overflow of combined system pipe network and water pollution integration - Google Patents
System is cut down in the overflow of combined system pipe network and water pollution integration Download PDFInfo
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- CN208561732U CN208561732U CN201820745060.XU CN201820745060U CN208561732U CN 208561732 U CN208561732 U CN 208561732U CN 201820745060 U CN201820745060 U CN 201820745060U CN 208561732 U CN208561732 U CN 208561732U
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses the overflows of combined system pipe network and water pollution integration to cut down system, including CSO storage pond, biological rapid filter, mud storage pool and control unit；CSO storage pond keeps in combined sewer overflow water when combined sewer overflow occurs, and keeps in the black smelly water in river when water level decreasing after overflow；When CSO storage pond goes up in generation flood level to when being higher than h1, the river water pump that control unit controls river water inlet is closed, and control the first water pump and open so that the treatment sewage in CSO storage pond is pumped into biological rapid filter, quickly filtering is carried out to retain the suspended matter in sewage by floating stuffing；The water level decreasing of CSO storage pond is to when being lower than h2 after overflow, control unit controls river water pump and the second water pump is opened, so that river sewage enters CSO storage pond, and the treatment sewage in CSO storage pond is pumped under the aeration effect of biomembrane and aerator by biological rapid filter by the second water pump, biochemical reaction occurs, mainly remove dissolved pollutant.
Description
Technical field
The utility model relates to combined system network management overflow (CSO) and water pollution process fields, and in particular to a kind of interflow
System is cut down in the overflow of tubulation net and water pollution integration.
Background technique
Water environment is one of fundamental of composing environment, is the important place that human society is depended on for existence and development,
It is the field by Human impact and destruction most serious.The pollution and destruction of water environment have become the main environmental problem in the world today
One of.City black and odorous water is the water environmental problems that the common people have strong complaints, and not only compromises human settlement environment in city, also seriously affects
City image.The reason of causing black and odorous water is numerous, and combined drainage system pollution load of overflow is wherein important one of reason.It closes
It is mingled with a large amount of pipeline deposits in the overflow water of stream drainage system, is the important pollution sources for leading to black and odorous water.Therefore, it controls
The river pollutional load that enters of combined drainage system overflow is the most important thing that black and odorous water is administered.
Currently, the control of combined sewer overflow (CSO) pollution and the reduction of black and odorous water pollutional load are usually to be arranged two
Independent processing system, is administered respectively.A kind of black and odorous water aeration oxygen replenishing reparation is disclosed in patent document CN106587335 A
System can effectively improve the dissolved oxygen levels of black and odorous water, but the system only repairs the water body polluted, cannot
The source polluted is controlled；Patent document CN105056591 A disclose it is a kind of control combined sewer overflow pollution
Floated rapid filter can effectively cut down the pollutional load of combined sewer overflow, however, rainfall overflow event not frequent occurrence,
The problems such as leading to floated rapid filter, there are fine days to leave unused, and utilization rate is low.
The disclosure of background above technology contents is only used for the inventive concept and technical solution that auxiliary understands the utility model,
The prior art for not necessarily belonging to present patent application shows above content in the Shen of present patent application in no tangible proof
Please have disclosed a few days ago in the case where, above-mentioned background technique should not be taken to the novelty and creativeness of evaluation the application.
Utility model content
In order to overcome the deficiencies of the prior art, the utility model proposes one kind can cooperate with processing closure option and river
System is cut down in the overflow of combined system pipe network and water pollution integration of the black smelly water in road, reaches the mesh of black and odorous water pollutional load reduction
's.
The technical solution that the utility model is proposed for the above-mentioned purpose is as follows:
System is cut down in a kind of combined system pipe network overflow and water pollution integration, including CSO storage pond, biological rapid filter,
Mud storage pool and control unit；The CSO storage pond has overflow inlet and river water inlet, and the overflow inlet is connected to described
The overflow discharge mouth of combined system pipe network, the river water inlet enter for river sewage；Micropore is equipped in the biology rapid filter
Aerator and load have the floating stuffing of biomembrane；Described control unit is used for each valve, each water pump and the institute of control system
State the opening and closing of microporous aeration device；The first water pump and the second water are connected between the CSO storage pond and the biological rapid filter
Pump；When the water level of the CSO storage pond goes up to when being higher than the first setting height, described control unit controls the urban river water
The river water pump of entrance is closed, and is controlled first water pump and opened so that the treatment sewage in the CSO storage pond to be pumped into
The biology rapid filter, is quickly filtered by the floating stuffing, to retain the suspended matter in sewage；When the CSO tune
For the water level decreasing of reservoir to when being lower than the second setting height, described control unit controls the river water pump and second water pump
It opens, so that river sewage enters the CSO storage pond, and by second water pump by the dirt to be processed in CSO storage pond
Water is pumped into the biological rapid filter and carries out biochemical reaction, removes dissolved pollutant；The biochemical reaction is exposed in the micropore
It is carried out under the aeration effect of device of air by the biomembrane；Wherein, it is high to be greater than second setting for first setting height
Degree.
System is cut down in the overflow of combined system pipe network and water pollution integration that the utility model above-mentioned technical proposal provides, can
With when overflow occurs for combined system pipe network (such as rainy day, especially heavy rain day) pass through the dynamic suspension filler in biological rapid filter
The SS in sewage (mainly combined sewer overflow water) is retained, water pollution is caused in CSO to remove and forms the big of black smelly bed mud
Part SS；And the biochemical function (being supported on the biomembrane on the filler) of system can be made full use of black to river in fine day
Smelly water carries out biochemical treatment, removes in the black smelly water in river using COD, ammonia nitrogen as the dissolved pollutant of representative, mitigates water pollution
Load.I.e. the biological rapid filter of Tthe utility model system plays the effect that physics is filtered fastly in rainy day overflow, sends out in fine day
The effect for waving aeration biochemical reaction, to realize the maximization of the environmental benefit and economic benefit of system.
Detailed description of the invention
Fig. 1 is the combined system pipe network overflow of the utility model specific embodiment and the original of water pollution integration reduction system
Manage block diagram；
Fig. 2 is the combined system pipe network overflow of the utility model specific embodiment and the work of water pollution integration reduction system
Make flow diagram.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Specific embodiment of the present utility model provides a kind of combined system pipe network overflow and system is cut down in water pollution integration
System, as depicted in figs. 1 and 2, the system include CSO storage pond 10, biological rapid filter 20, mud storage pool 30 and control unit 40.Its
In, CSO storage pond 10 has overflow inlet and river water inlet, and the overflow inlet is connected to overflowing for combined system pipe network piping
It flows discharge outlet to enter for combined sewer overflow 1, the river water inlet enters for river sewage 2.It is equipped in biological rapid filter 20 micro-
Hole aerator 204 and load have the floating stuffing of biomembrane.Control unit 40 is used to control each valve, each water pump of the system
And the opening and closing of the microporous aeration device 204.In addition, being connected with the first water pump between CSO storage pond 10 and biological rapid filter 20
104 and second water pump 105.When the water level h of CSO storage pond 10 goes up to when being higher than the first setting height h1, control unit 40 is controlled
The river water pump 106 and the second water pump 105 for making the river water inlet are closed, and are controlled the first water pump 104 and opened with by CSO tune
Treatment sewage 4 in reservoir 10 is pumped into biological rapid filter 20, and the floating stuffing in biological rapid filter 20 is to be processed what is be pumped into
Stratification is squeezed under the impact of sewage 4, top quickly filter layer 205 is formed, to carry out to treatment sewage 4 bottom-up
Quickly filtering, to retain the ss suspended solid in sewage.System works in combined sewer overflow processing operating condition, the fast filter of biology at this time
Play the quick filtration to sewage in pond 20.
When the water level h of CSO storage pond 10 is decreased below the second setting height h2 (h1 > h2), control unit controls institute
It states river water pump 106 and second water pump 105 is opened, the first water pump 104 is closed, and river sewage 2 is pumped into CSO storage pond
In 10, then the treatment sewage 4 in CSO storage pond 10 is pumped into biological rapid filter 20 by the second water pump 105 again and is carried out
Biochemical reaction removes in sewage using COD, ammonia nitrogen as the dissolved pollutant of representative.The biochemical reaction is exposed in the micropore
It is carried out under the aeration effect of device of air 204 by the biomembrane.System works in aeration biochemical processing operating condition at this time, described
Biological rapid filter 20 plays the role of aeration biochemical reaction tank.When water level h is decreased below the first setting height h1 but is higher than the
When two setting height h2, the second water pump 105 of control is opened, while controlling the first water pump 104 and the closing of river water pump 106, so that
Second water pump 105 extracts the water in storage pond until water level is lower than h2.
As shown in Fig. 2, it is respectively arranged with level monitoring device 100,200 in CSO storage pond 10 and biological rapid filter 20,
For the water level in monitoring pool, and the waterlevel data monitored is transferred to control unit 40, and control unit 40 is regulated and stored according to CSO
The water level in pond 10 carrys out the operating condition of control system.In addition,
CSO storage pond 10 and biological rapid filter 20 are separately connected sludge pump 103,201, for arranging the sludge of bottom deposit
It puts into the mud storage pool 30.It is highly preferred that overflow pipe 3 is arranged in CSO storage pond 10, pool inner water body can be with when being more than pond volume
It is discharged by overflow pipe.
In preferred scheme, it is additionally provided with head loss monitoring device (not shown) in biological rapid filter 20, is used for
It monitors the head loss of the biological rapid filter 20 and feeds back to described control unit；When the head loss is larger, more than pre-
If when value, it is believed that the water outlet of biological rapid filter 20 blocks, the fast filter of the biology of described control unit control at this time
The valve of the reserved clear water zone in pond is opened, to carry out automatic backflushing to the biological rapid filter using the water of the reserved clear water zone
It washes.Further, it is respectively provided with water monitoring device (not shown) at the inlet and outlet of the biological rapid filter 20,
And the output of the water monitoring device is connected to described control unit；When the abnormal (example of effluent quality of the biological rapid filter
Content of organics is higher than the content of organics of water inlet such as in water outlet, and effluent quality is worse) when, described control unit issues maintenance and mentions
Show, the biological rapid filter is overhauled with prompt.
In another preferred scheme, biological rapid filter 20 can be made of the filter element of multiple concurrent workings,
Under the overflow processing operating condition, each filter element is independently quickly filtered；In the case where the aeration biochemical handles operating condition, each mistake
Aeration biochemical reaction is independently carried out in filter unit.In the preferred scheme, each filter element is respectively provided with head loss
Water monitoring device is arranged in monitoring device, respective water outlet, during respective work independently, respective head loss
Monitoring data are fed back to control unit by monitoring device and water monitoring device, when the effluent quality of some filter element is abnormal
When, control unit can issue prompt, to remind staff to overhaul the filter element of effluent quality exception, and remaining
Filter element still is able to trouble-free operation；Similarly, when the head loss of some filter element is more than preset value, show the mistake
Filter unit is likely to occur water outlet blocking, can issue prompt at this time, can also automatically into backwash, such as control unit this
When can control biological rapid filter 20 top flowing water Valve close, allow the water outlet of other unplugged filter elements right
The filter element of blocking is backwashed.
While backwashing to biological rapid filter 20, control unit 40 controls sludge pump 201 and opens, will be anti-
The mud mixture of flushing is drained into mud storage pool 30.Mud storage pool 30 is mainly used for storage from CSO storage pond 10 and the fast filter of biology
The sludge and backwash mud mixture in pond 20.The sludge of mud storage pool is broadly divided into following several: 1. with rainfall in CSO storage pond
The underlying surface deposit and interflow tubing giving sufficient strength deposit washed away；2. the suspended contaminant in the black smelly water in river is in CSO
Deposition；3. the suspended contaminant in the underlying surface deposit retained in biological rapid filter, interflow tubing giving sufficient strength deposit and black smelly water；
4. filler surface biomembrane falls off in biological rapid filter；5. the mud mixture of biological rapid filter backwash.
The sludge pump of setting overflow weir, baffle and dredging tube in mud storage pool 30, CSO storage pond 10 and biological rapid filter 20
Spoil disposal outlet is respectively positioned on above the baffle, so that the muddy water of spoil disposal outlet impacts on the baffle, is played buffering and is made
With can prevent the sludge to 30 bottom of mud storage pool from causing excessive disturbance.It precipitates after a certain period of time, can also analyse in mud storage pool 30
Supernatant liquor out can be back to CSO storage pond by clear liquid return line 6 when clear liquid is more than the overflow weir of setting.
In addition, mud storage pool 30, which is additionally provided with sludge, transfers valve 107, the mud in mud storage pool is transferred valve by sludge by dredging tube
107 or the discharge of drain pump 301 by sludge pump discharge, and handled by relevant department's collection, acquisition time interval can be according to interflow
The frequency that SS concentration and rainfall overflow event in the black smelly water of overflow water and river processed occur determines.Clear up CSO storage pond bottom
The time of portion's mud according in the black smelly water of combined sewer overflow water and river SS concentration and rainfall overflow event occur the frequency
It determines.
In addition, CSO storage pond 10 and biological rapid filter 20 are also connected separately with drain pump 102,203, when overhaul of the equipments,
40 control valve 101,202 of control unit is opened, by drain pump 102,203 respectively by CSO storage pond 10 and biological rapid filter
20 emptyings.
In view of system is mainly used for collecting and handle the black smelly water of combined sewer overflow water and river, therefore CSO storage pond,
Biological rapid filter and mud storage pool require to do impermeable processing.CSO storage pond is built using armored concrete；Biological rapid filter can
It does not use concrete to build, but needs to do water-impervious design；Mud storage pool is built using module.For the body in pond each in system
Product, CSO storage pond are designed according to the overflow water of the overflow discharge mouth of its connection；Total appearance of CSO storage pond and biological rapid filter
Product is designed according to the overflow water, black and odorous water water and biological rapid filter backwash institute's water requirement that can accommodate, its object is to
System is set to remain to effectively collect and handle combined sewer overflow water and the black smelly water in river in least favorable；The volume of mud storage pool can
It is determined according to the backwash water of the SS concentration of overflow water and black smelly water and processing water and biological rapid filter.
Come to carry out more detailed theory to the system and its working principle of the utility model below by specific embodiment
It is bright.
Combined sewer overflow handles operating condition:
In general, occur rainfall especially heavy rain when, Combined Municipal pipe network occur overflow, rain dirt overflow water by overflow row
Mouth is put to enter in the CSO storage pond 10, CSO regulate and store pool water level rise, when water level rises above h1, control unit is opened
Dynamic first water pump 104, while river water pump 106 is in close state, the first water pump 104 can be quickly by CSO storage pond at this time
Treatment sewage 4 (i.e. confluence of rainwater and sewage) in 10 is extracted into biological rapid filter 20, the quick filter packing in biological rapid filter 20
In biological 20 top squeeze of rapid filter stratification under the percussion for the treatment of sewage 4, the quick filtering for floating on top is formed
Layer 205, after quickly being filtered to treatment sewage 4, obtained water outlet 8 is discharged into river river by top delivery port.At this time
Biological rapid filter 20 plays the effect of physical filtering.
Aeration biochemical handles operating condition:
After combined sewer overflow, the first water pump 104 is continued to run until water level decreasing in CSO storage pond is to h2, this
When control unit control the first water pump 104 and close, while starting the second water pump 105, river water pump 106 and microporous aeration device
204 and water monitoring device, river water pump 106 river sewage 2 (black and odorous water) is extracted into CSO storage pond, can be certain
Degree reduces the SS in water, then again by the second water pump 105 by the treatment sewage 4 in CSO storage pond (by preliminary sedimentation
Remove the river sewage of part SS) it is extracted into biological rapid filter 20, the microporous aeration device 204 of bottom provides biochemical reaction institute
It is aerobic, while biochemical reaction occurs for the biomembrane and sewage loaded on filler, removes in sewage using ammonia nitrogen, COD as the molten of representative
Solve state pollutant, biological rapid filter at this time plays the effect of biochemical reaction, and treated that water outlet 9 is discharged through top for aeration biochemical
Mouth is discharged into river river.In the process, the water quality detecting device real time monitoring being set at the intake-outlet of biological rapid filter
The water quality of Inlet and outlet water, once abnormal signal is transferred to maintenance personnel extremely for discovery effluent quality or supervision department carries out in time
Maintenance.In the embodiment that multiple filter elements are arranged, one of those or certain several filter elements, which are abnormal, to be had no effect on
The normal work of other filter elements.
In short, system provided by the utility model, can avoid the peak hour and handle the black smelly water of combined sewer overflow water and river, plays and hang
Double action of the dynamic filler of film as quick filtrate and biofilm carrier, on the one hand effectively during reduction rainfall in CSO
SS (containing a large amount of black sordes matter) etc. enters river pollutional load, on the other hand can efficiently remove the ammonia in the black smelly water in river in fine day
The blackening odor causing substance such as nitrogen, i.e. rainy day are rapid filter, and fine day is aeration biochemical pond, so that it is negative effectively to cut down black and odorous water pollution
Lotus.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For those skilled in the art of the present invention
For, without departing from the concept of the premise utility, several equivalent substitute or obvious modifications, and performance can also be made
Or purposes is identical, all shall be regarded as belonging to the protection scope of the utility model.
Claims (12)
1. system is cut down in a kind of combined system pipe network overflow and water pollution integration, it is characterised in that: including CSO storage pond
(10), biological rapid filter (20), mud storage pool (30) and control unit (40)；
The CSO storage pond (10) has overflow inlet and river water inlet, and the overflow inlet is connected to the interflow tubulation
The overflow discharge mouth of net, the river water inlet enter for river sewage；Microporous aeration device is equipped in the biology rapid filter
There is the floating stuffing of biomembrane with load；Each valve, each water pump and the micropore of the described control unit for control system expose
The opening and closing of device of air；The first water pump (104) and the second water pump are connected between the CSO storage pond and the biological rapid filter
(105)；
When the water level of the CSO storage pond goes up to when being higher than the first setting height, described control unit controls the urban river water
The river water pump (106) of entrance is closed, and is controlled first water pump and opened with by the treatment sewage in the CSO storage pond
(4) it is pumped into the biological rapid filter, bottom-up quick filtering is carried out by the floating stuffing, it is outstanding in sewage to retain
Floating object；
When the water level decreasing of the CSO storage pond is to when being lower than the second setting height, described control unit controls the urban river water
It pumps (106) and second water pump (105) to open, so that river sewage (2) enters the CSO storage pond, and passes through described the
Treatment sewage (4) in CSO storage pond is pumped into the biological rapid filter and carries out biochemical reaction by two water pumps, to remove solubilised state
Pollutant；The biochemical reaction is to be carried out under the aeration effect of the microporous aeration device by the biomembrane；Wherein, institute
The first setting height is stated greater than second setting height.
2. the system as claimed in claim 1, it is characterised in that: the CSO storage pond is additionally provided with overflow pipe, for be processed
Sewage carries out overflow discharge when being more than the volume of the CSO storage pond.
3. the system as claimed in claim 1, it is characterised in that: the CSO storage pond is additionally provided with sludge pump, for that will deposit dirt
Mud is emitted into the mud storage pool.
4. the system as claimed in claim 1, it is characterised in that: level monitoring device is arranged in the CSO storage pond, for supervising
Survey the water level of the CSO storage pond.
5. the system as claimed in claim 1, it is characterised in that: be additionally provided with head loss monitoring dress in the biology rapid filter
It sets, for monitoring the head loss of the biological rapid filter and feeding back to described control unit；
When the head loss is more than preset value, described control unit controls the reserved clear water zone valve of the biological rapid filter
It opens, to carry out automatic backwash to the biological rapid filter using the water of the reserved clear water zone.
6. system as claimed in claim 5, it is characterised in that: be respectively provided at the inlet and outlet of the biology rapid filter
Water monitoring device, and the output of the water monitoring device is connected to described control unit；When going out for the biological rapid filter
When water water quality exception, described control unit issues maintenance prompt, is overhauled with prompt to the biological rapid filter.
7. the system as claimed in claim 1, it is characterised in that: the biology rapid filter includes the filtering list of multiple concurrent workings
Member, each filter element are respectively provided with head loss monitoring device, for monitoring the head loss of the filter element and feeding back to
Described control unit；
When the head loss of certain filter element is more than preset value, the top that described control unit controls the biological rapid filter goes out
Penstock is closed, to carry out automatic backwash to certain described filter element using the water outlet of other filter elements.
8. system as claimed in claim 7, it is characterised in that: the water inlet and each filter element of the biology rapid filter
Water outlet be respectively provided with water monitoring device, and the output of the water monitoring device is connected to described control unit；When certain
When the effluent quality exception of one filter element, described control unit issues maintenance prompt, to prompt the mistake to effluent quality exception
Filter unit is overhauled.
9. system as described in claim 5 or 7, it is characterised in that: the biology rapid filter bottom is also connected with sludge pump,
When carrying out the automatic backwash, described control unit control the sludge pump open with by bottom sludge and backwashing water together
It is discharged into the mud storage pool.
10. the system as claimed in claim 1, it is characterised in that: be provided with a baffle in the mud storage pool, the CSO regulates and stores
The spoil disposal outlet of the sludge pump of pond and the biological rapid filter is respectively positioned on above the baffle, so that the muddy water of spoil disposal outlet
Impact is on the baffle.
11. the system as claimed in claim 1, it is characterised in that: the mud storage pool is provided with overflow weir and is connected to the CSO
The clear liquid return line of storage pond, when the water level in the mud storage pool is more than the overflow weir, overflow water passes through the clear liquid
Return line is back to the CSO storage pond.
12. the system as claimed in claim 1, it is characterised in that: the CSO storage pond, the biological rapid filter and the storage
Mud sump is respectively connected with drain pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820745060.XU CN208561732U (en) | 2018-05-18 | 2018-05-18 | System is cut down in the overflow of combined system pipe network and water pollution integration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820745060.XU CN208561732U (en) | 2018-05-18 | 2018-05-18 | System is cut down in the overflow of combined system pipe network and water pollution integration |
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| Publication Number | Publication Date |
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| CN208561732U true CN208561732U (en) | 2019-03-01 |
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ID=65483602
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407350A (en) * | 2019-08-10 | 2019-11-05 | 杭州银江环保科技有限公司 | Internet of Things type sponge city is regulated and stored purification system and its working method |
| CN115093060A (en) * | 2022-07-07 | 2022-09-23 | 尚川(北京)装备有限公司 | Process and system for quickly purifying rain sewage and overflow sewage |
-
2018
- 2018-05-18 CN CN201820745060.XU patent/CN208561732U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407350A (en) * | 2019-08-10 | 2019-11-05 | 杭州银江环保科技有限公司 | Internet of Things type sponge city is regulated and stored purification system and its working method |
| CN115093060A (en) * | 2022-07-07 | 2022-09-23 | 尚川(北京)装备有限公司 | Process and system for quickly purifying rain sewage and overflow sewage |
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