CN207330649U - A kind of sewage disposal system using moving bed biofilm reactor - Google Patents
A kind of sewage disposal system using moving bed biofilm reactor Download PDFInfo
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- CN207330649U CN207330649U CN201721172095.0U CN201721172095U CN207330649U CN 207330649 U CN207330649 U CN 207330649U CN 201721172095 U CN201721172095 U CN 201721172095U CN 207330649 U CN207330649 U CN 207330649U
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- disposal system
- sewage disposal
- pipeline
- sewage
- oxidation ditch
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Abstract
The utility model provides a kind of sewage disposal system using moving bed biofilm reactor, and the sewage disposal system includes the aerated grit chamber being in fluid communication successively（2）, regulating reservoir（3）, moving bed biofilm reactor（4）, intermediate pool（5）, coagulative precipitation tank（6）, filtering ponds（7）, oxidant sterilization pool（8）；The aerated grit chamber（2）Upstream fluid passageway in be equipped with coarse rack（1）, the coarse rack（1）Including multigroup parallel metal grizzly bar in fluid passage.The basic item controlled such as the utility model sewage disposal system Nitrogen/Phosphorus Removal and the treatment effect of petroleum-type can reach the A standards of 2002 primary standards of urban sewage discharge standard GB18918；And the sewage disposal system floor space in the application is moderate, easy to maintenance quick, the degree of automation is higher；Technology and economy can be taken into account.
Description
Technical field
A kind of sewage disposal system is the utility model is related to, more particularly to a kind of using moving bed biofilm reactor
Sewage disposal system.
Background technology
With the fast development in China city, environmental pollution phenomenon is also increasingly severe in quick development, and sewage
Processing occupies the pith of urban environmental protection.At present, in city the method for treated sewage also from pollution administration source and dirt
Dye thing develops into the overall control that pollutant is carried out based on environment.The capital quantity that treated sewage needs hands over big, the field of occupancy
Ground area is more wide, relatively low, treated sewage scale facility is larger in terms of the cost of processing, operational effect is stable and
The utilizing status of recycled water is not high.
In order to adapt to the new requirement of water environment protection engineering, country is to urban sewage discharge standard GB18918-2002 mono-
The A standards of level standard are no more than 50mg/L for COD (COD), and biochemical oxygen demand (BOD) (BOD5) is no more than 10mg/L, suspend
Thing (SS) is no more than 10mg/L, and vegetable and animals oils are no more than 1mg/L, and petroleum-type is no more than 1mg/L, anion surfactant
0.5mg/L, total nitrogen (in terms of N) are no more than 15mg/L, and in 12 DEG C of water temperature ＞, ammonia nitrogen (in terms of N) is no more than 5mg/L；Water temperature is not
Ammonia nitrogen (in terms of N) is no more than 8mg/L during more than 12 DEG C, and total phosphorus (in terms of P) is no more than 1mg/L, and colourity is no more than 30 times；PH is 6
~9, excrement colibacillus group number is no more than 103A/L.
Level-one A standards are the basic demands that urban wastewater treatment firm water outlet may be used as recycle-water.Dilution capacity is less
River and lake introduces sewage disposal plant effluent, as general recycle-water, townscape water when purposes, performs level-one A standards.
But the operational efficiency of sewage disposal system is low in the prior art, plant maintenance is more difficult and takes substantial amounts of soil
Ground resource, operation cost is high, in technology and can not cannot economically reach balance.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide one kind to use moving bed biological
The sewage disposal system of membrane reactor, operational efficiency for solving water treatment system in the prior art is low, plant maintenance is more difficult,
And substantial amounts of land resource is taken, operation cost is high, in technology and the problem of economically can not cannot reach balance.
In order to achieve the above objects and other related objects, the utility model is by being realized including following technical solution
's.
The application provides a kind of sewage disposal system using moving bed biofilm reactor, the sewage disposal system bag
Include the aerated grit chamber being in fluid communication successively, regulating reservoir, moving bed biofilm reactor, intermediate pool, coagulative precipitation tank, filtering
Pond, oxidant sterilization pool；Coarse rack is equipped with the upstream fluid passageway of the aerated grit chamber, the coarse rack includes being arranged on stream
Multigroup parallel metal grizzly bar in body passage.
In a preferred embodiment, the metal grizzly bar and the angle in drainage flow direction are 60~70 °.
In a preferred embodiment, the grid distance of the coarse rack is 16~25mm.
In a preferred embodiment, the moving bed biofilm reactor includes oxidation ditch and is fixed at the oxygen
Change the biologic packing material in ditch.
The oxidation ditch is the end to end cyclic aeration irrigation canals and ditches in closed state；The regulating reservoir 3 and the oxidation
The water inlet of ditch is connected by pipeline, and the water outlet in the regulating reservoir 3 is entered in the oxidation ditch by pipeline；The oxidation ditch
Connected with the intermediate pool 5 by pipeline, the water outlet in the oxidation ditch is entered in the intermediate pool 5 by pipeline.
In a preferred embodiment, the bottom of the intermediate pool 5 is connected with sludge-tank 9 by pipeline；The dirt
Mud sump 9 is connected with sludge concentration and dewatering room 10 by pipeline.In a preferred embodiment, the sludge-tank 9 and the dirt
Pipeline between mud thickening room 10 is equipped with sludge pump 11.
In a preferred embodiment, the coagulative precipitation tank 6 be sedimentation basin one kind, the coagulative precipitation tank 6 with
Intermediate pool 5 is connected by pipeline, and the sewage in the intermediate pool 5 flows into coagulative precipitation tank 6 by pipeline.
In a preferred embodiment, the filtering ponds 7 are connected by pipeline with the coagulative precipitation tank 6, described mixed
Sewage in solidifying sedimentation basin 6 is flowed into filtering ponds 7 by pipeline.
In a preferred embodiment, the oxidant sterilization pool 8 is connected with the filtering ponds 7 by pipeline, described
Sewage in filtering ponds 7 is entered by pipeline carries out oxidation sterilizing processing in the oxidant sterilization pool 8.
The basic item controlled such as the utility model sewage disposal system Nitrogen/Phosphorus Removal and the treatment effect of petroleum-type
The A standards of urban sewage discharge standard GB18918-2002 primary standards can be reached；And the sewage disposal in the application
System footprint area is moderate, and easy to maintenance quick, the degree of automation is higher；Technology and economy can be taken into account.
Brief description of the drawings
Fig. 1 is shown as the structure diagram of sewage disposal system in the utility model.
Component label instructions are as follows in Fig. 1
1 coarse rack
2 aerated grit chambers
3 regulating reservoirs
4 moving bed biofilm reactor
5 intermediate pools
6 coagulative precipitation tanks
7 filtering ponds
8 oxidant sterilization pools
9 sludge-tanks
10 sludge concentration and dewatering rooms
11 sludge pumps
Embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
Please refer to Fig.1.It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only coordinating
The revealed content of specification, so that those skilled in the art understands and reads, being not limited to the utility model can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall in the utility model institute
The technology contents of announcement are obtained in the range of covering.Meanwhile in this specification it is cited as " on ", " under ", "left", "right",
The term of " centre " and " one " etc., is merely convenient to understanding for narration, and is not used to limit the enforceable scope of the utility model,
Its relativeness is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in Figure 1, the utility model provides a kind of sewage disposal system using moving bed biofilm reactor, it is described
Sewage disposal system includes aerated grit chamber 2, regulating reservoir 3, moving bed biofilm reactor 4, the middle water being in fluid communication successively
Pond 5, coagulative precipitation tank 6, filtering ponds 7, oxidant sterilization pool 8；Thick lattice are equipped with the upstream fluid passageway of the aerated grit chamber 2
Grid 1, the coarse rack 1 include the multigroup parallel metal grizzly bar being arranged in municipal sewage passage.The metal grizzly bar tilts
It is arranged in irrigation channel or pipeline.Preferably, the metal grizzly bar and the angle in drainage flow direction are 60~70 °.More
Preferably, the grid distance of the coarse rack is 16~25mm.Coarse rack, which is used to intercept, blocks water pump assembly and pipeline valve
Thicker floating material, ensures that subsequent treatment facility being capable of normal operation.
Fluid passage can be the channels for fluid passage of pipeline, channel or other forms in the application.
Aerated grit chamber 2 is an elongated channel.Along the whole length direction of Qu Bi sides, away from peace at 60~90cm of bottom of pond
Equipped with aerating system, sand collecting hopper is set in its underpart, bottom of pond has the gradient of i=0.1~0.5, to ensure that gravel slips into.Sediment by aeration
Pond for the organic granular in water and gravel there is good removal to act on, and can be deodorized, improve water quality.In a preferable implementation
In example, along fluid flow direction, aerobic zone and anaerobic zone are equipped with the aerated grit chamber 2 successively.By aerobic zone and detest
The organic matter in water removal is targetedly removed in the setting in oxygen area respectively.
Regulating reservoir 3 is usually a kind of pond body, is for balancing the wastewater influent flow from aerated grit chamber 2 and going out current
Amount, reaches the uniform speed stable effect of water outlet of water quality, and further precipitates the silt and suspended matter in water.
Moving bed biofilm reactor 4 includes oxidation ditch and the biologic packing material being fixed in the oxidation ditch.The life
Thing filler is divided into combined stuffing, 3 D elastic filler, porous suspended ball filler, Active biological filler etc..More specifically, this Shen
Please in biologic packing material be plastic sheet, specially polypropylene material plastic sheet.
Preferably, the oxidation ditch is the end to end cyclic aeration irrigation canals and ditches in closed state；The regulating reservoir 3 and institute
The water inlet for stating oxidation ditch is connected by pipeline, and the water outlet in the regulating reservoir 3 is entered in the oxidation ditch by pipeline；It is described
Oxidation ditch is connected with the intermediate pool 5 by pipeline, and the water outlet in the oxidation ditch enters the intermediate pool 5 by pipeline
In.
Preferably, aerator and mixing apparatus are equipped with the oxidation ditch；The aerator and the mixing apparatus
With direction controlling, sewage in oxidation ditch is promoted to flow and be aerated according to specific direction.
Oxidation ditch is a kind of active sludge processing system, its aeration tank is in the irrigation canals and ditches type closed, so it is in hydraulic flow state
It is upper to be different from traditional activated sludge process, it is a kind of end to end recycle stream aeration irrigation canals and ditches, passes through the exposure with direction controlling
Gas and mixing apparatus so that sewage and activated sludge constantly circulate in channel is aerated, and pass through extended aeration, Inlet and outlet water dress
Continuous flow is put, while saving floor occupying area, organic loading is low, hydraulic detention time length.Oxidation ditch can effectively be gone
Except the biochemical oxygen demand (BOD) of the nitrogenous phosphorus-containing matter matter in sewage, effectively reduction sewage.
It is highly preferred that the bottom of the intermediate pool 5 is connected with sludge-tank 9 by pipeline；The sludge-tank 9 passes through pipeline
It is connected with sludge concentration and dewatering room 10.In a preferred embodiment, the sludge-tank 9 and sludge concentration and dewatering room 10 it
Between pipeline be equipped with sludge pump 11.It is that the high bulky sludge of moisture content is increased in sludge concentration and dewatering room 10 in the application
It is thick, reduce moisture content and reduce volume, further remove moisture solution, be converted into semisolid or solid-state clod；Easy to dirt
Processing, utilization and the transport of mud.Sludge in sludge-tank 9 is delivered to sludge concentration and dewatering by the sludge pump 11 for providing power
Room 10.It is highly preferred that the sludge filtrate in the sludge concentration and dewatering room 10 is gone successively in the application at sewage as sewage
Handled in reason system, the sludge produced in the sludge concentration and dewatering room 10 can be transported outward.
The intermediate pool 5 is generally pond body, for further adjusting the balance of water inlet and water outlet, ensures water-treated
The stability of journey, and further precipitate silt and suspended matter in water.
Preferably, the coagulative precipitation tank 6 is connected with intermediate pool 5 by pipeline, and the sewage in the intermediate pool leads to
Piping is flowed into coagulative precipitation tank 6.Coagulative precipitation tank 6 is one kind of sedimentation basin, and coagulation is added when coagulative precipitation tank works
Agent and flocculation aid so that the particle for being difficult to precipitate in water can be aggregated with one another and form colloid, and be combined with the impurity in water body
Form the floccule body of bigger.Floccule body can adsorb suspended matter, part bacterium and dissolved matter.Coagulant is selected as polymerization chlorine
Change aluminium.The floc settlement bottom of pond is simultaneously discharged, and sewage is entered by the water outlet water outlet in coagulative precipitation tank 6 and by pipeline
Filtering ponds 7.
The filtering ponds 7 are connected by pipeline with the coagulative precipitation tank 6, and the sewage in the coagulative precipitation tank 6 passes through
Pipeline is flowed into filtering ponds 7.Filtering ponds 7 are a kind of pond body, and sewage enters in filtering ponds 7 through piping, through in filtering ponds 7
Filter material layer and supporting layer；Tiny suspended matter and colloidal substance are retained in filter material surface and internal layer gap in sewage, from
And to purify the sewage；Filtrate discharge after filtered processing enters in oxidation disinfection bath 8 with pipeline.Under normal circumstances,
Back purge system is further included in the filtering ponds 7, flushing water is injected filtering ponds by the back purge system by water distribution system
In, flushing water flows through supporting layer and filter material layer, washes away the dirt being deposited in filter material layer, and enter backwash entrainment of dirt and arrange
Sink, is discharged outside pond.
The oxidant sterilization pool 8 is connected with the filtering ponds 7 by pipeline, and the sewage in the filtering ponds 7 passes through pipe
Road, which enters, carries out oxidation sterilizing processing in the oxidant sterilization pool 8.Oxidant sterilization pool 8 includes pond body, it leads to filtering ponds
Piping connects, for carrying out oxidation sterilizing processing to the sewage after filtering, the water discharge after then oxidation sterilizing is handled.
During work, oxidant can be added to the sewage of oxidant sterilization pool 8 and carried out disinfection, such as select chlorine dioxide as final oxygen
Agent and disinfectant.The usage amount of chlorine dioxide is 50~80mg/L.
The municipal sewage in Xinjiang city scientific and technological industry base is handled using the sewage disposal system in the application, its
Treated sewage scale can reach 50000m3/d；Influent quality is designed as COD≤450mg/L, BOD5≤ 180mg/L, NH4 +-N≤
35mg/L, TN≤40mg/L, SS≤280mg/L, TP≤4mg/L, the water discharged after normal operation reach urban sewage discharge mark
The A standards of quasi- GB18918-2002 primary standards.
In conclusion the utility model sewage disposal system Nitrogen/Phosphorus Removal and the treatment effect of petroleum-type etc. are basic
Item controlled can reach the A standards of urban sewage discharge standard GB18918-2002 primary standards；And in the application
Sewage disposal system floor space is moderate, and easy to maintenance quick, the degree of automation is higher；Technology and economy can be taken into account.
So the utility model effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.
Claims (9)
- A kind of 1. sewage disposal system using moving bed biofilm reactor, it is characterised in that the sewage disposal system bag Include the aerated grit chamber (2) being in fluid communication successively, regulating reservoir (3), moving bed biofilm reactor (4), intermediate pool (5), mixed Solidifying sedimentation basin (6), filtering ponds (7), oxidant sterilization pool (8)；It is equipped with the upstream fluid passageway of the aerated grit chamber (2) thick Grid (1), the coarse rack (1) include the multigroup parallel metal grizzly bar being arranged in fluid passage.
- 2. sewage disposal system according to claim 1, it is characterised in that：The metal grizzly bar and drainage flow direction Angle is 60~70 °.
- 3. sewage disposal system according to claim 1, it is characterised in that：The grid distance of the coarse rack (1) is 16 ~25mm.
- 4. sewage disposal system according to claim 1, it is characterised in that：Moving bed biofilm reactor (4) bag Include oxidation ditch and the biologic packing material being fixed in the oxidation ditch.
- 5. sewage disposal system according to claim 4, it is characterised in that：The oxidation ditch is the head and the tail in closed state Connected cyclic aeration irrigation canals and ditches；The regulating reservoir (3) is connected with the water inlet of the oxidation ditch by pipeline, the regulating reservoir (3) water outlet in is entered in the oxidation ditch by pipeline；The oxidation ditch is connected with the intermediate pool (5) by pipeline, Water outlet in the oxidation ditch is entered in the intermediate pool (5) by pipeline.
- 6. sewage disposal system according to claim 1, it is characterised in that：The bottom of the intermediate pool (5) passes through pipe Road is connected with sludge-tank (9)；The sludge-tank (9) is connected with sludge concentration and dewatering room (10) by pipeline.
- 7. sewage disposal system according to claim 1, it is characterised in that：The coagulative precipitation tank (6) is sedimentation basin One kind, the coagulative precipitation tank (6) are connected with intermediate pool (5) by pipeline, and the sewage in the intermediate pool (5) passes through pipe Road is flowed into coagulative precipitation tank (6).
- 8. sewage disposal system according to claim 1, it is characterised in that：The filtering ponds (7) by pipeline with it is described Coagulative precipitation tank (6) connects, and the sewage in the coagulative precipitation tank (6) is flowed into filtering ponds (7) by pipeline.
- 9. sewage disposal system according to claim 1, it is characterised in that the oxidant sterilization pool (8) and the mistake Filter tank (7) is connected by pipeline, the sewage in the filtering ponds (7) by pipeline enter the oxidant sterilization pool (8) in into The processing of row oxidation sterilizing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721172095.0U CN207330649U (en) | 2017-09-13 | 2017-09-13 | A kind of sewage disposal system using moving bed biofilm reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721172095.0U CN207330649U (en) | 2017-09-13 | 2017-09-13 | A kind of sewage disposal system using moving bed biofilm reactor |
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| Publication Number | Publication Date |
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| CN207330649U true CN207330649U (en) | 2018-05-08 |
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| CN201721172095.0U Expired - Fee Related CN207330649U (en) | 2017-09-13 | 2017-09-13 | A kind of sewage disposal system using moving bed biofilm reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109516638A (en) * | 2018-11-23 | 2019-03-26 | 宁波欣辉环保科技有限公司 | A kind of composite waste stage purification treatment process |
-
2017
- 2017-09-13 CN CN201721172095.0U patent/CN207330649U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109516638A (en) * | 2018-11-23 | 2019-03-26 | 宁波欣辉环保科技有限公司 | A kind of composite waste stage purification treatment process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 830013 Comprehensive Office Building No. 739 Huanyuan Road, Urumqi High-tech Development Zone, Xinjiang Uygur Autonomous Region Patentee after: SUNRISE ENVIRONMENTAL PROTECTION GROUP Co.,Ltd. Address before: 830013 Comprehensive Office Building No. 739 Huanyuan Road, Urumqi High-tech Development Zone, Urumqi City, Xinjiang Uygur Autonomous Region Patentee before: XINJIANG RISINGSUN ENVIRONMENTAL PROTECTION Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20210913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |