CN208562060U - Sewage disposal system - Google Patents
Sewage disposal system Download PDFInfo
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- CN208562060U CN208562060U CN201820655365.1U CN201820655365U CN208562060U CN 208562060 U CN208562060 U CN 208562060U CN 201820655365 U CN201820655365 U CN 201820655365U CN 208562060 U CN208562060 U CN 208562060U
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- sewage disposal
- disposal system
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- sludge
- aeration
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Abstract
The utility model discloses a kind of sewage disposal systems, integrated Boosting pumping station, conditioning tank, aeration tank, sedimentation basin and flotation tank including passing sequentially through pipeline connection；Wherein, launching in aeration tank has suspending carrier filler；Sedimentation basin bottom is connected to sludge treatment equipment by pipeline；Coagulant and flocculant are dosed in flotation tank.The high efficiency of the existing activated sludge process of the utility model sewage disposal system and going slick property, and have the characteristics that traditional biological embrane method anti impulsion load, sludge age are long, excess sludge is few.
Description
Technical field
The utility model relates to water process, especially a kind of sewage disposal system.
Background technique
In the prior art, black-odor riverway is administered compared with city and Small Town Wastewater are handled, and mainly has following characteristics: rule
Mould dispersion；Area differentiation is big；Water quality and quantity changes greatly；Management level is low；It lacks of capital；Lack process design parameter；Shortage is built
Build land used.Based on the above feature, river regulation needs to find that a kind of construction period is short, with low investment, operating cost is low, excess sludge
Amount is less, the starting time is short, management is simple and convenient, centralization and decentralization handle all suitable Novel sewage processing technique.
Utility model content
For above-mentioned shortcoming and defect in the prior art, the purpose of this utility model is to provide a kind of solution fixed beds
Reactor needs are periodically backwashed, fluidized bed needs to fluidize in carrier, submerged bacteria filter easily blocks needs cleaning and fills out
The sewage disposal system of the problems such as material and replacement aerator.
The purpose of this utility model is achieved through the following technical solutions:
A kind of sewage disposal system, including pass sequentially through pipeline connection integrated Boosting pumping station, conditioning tank, aeration tank,
Sedimentation basin and flotation tank；Wherein,
Launching in aeration tank has suspending carrier filler；
Sedimentation basin bottom is connected to sludge treatment equipment by pipeline；
Coagulant and flocculant are dosed in flotation tank.
Preferably, the sludge treatment equipment includes the sludge storage tank and sludge dewatering all-in-one machine being sequentially communicated, described heavy
Shallow lake pond is connected to sludge storage tank.
Preferably, flocculant is added in the sludge storage tank.
Preferably, sewage secondary processing pipeline is also communicated between the sedimentation basin and aeration tank.
Preferably, the aerator in the aeration tank is rotational flow aeration device, and the rotational flow aeration device and air compressor are logical
Piping connection, rotational flow aeration device setting are its gas-liquid mixed ejiction opening on aeration bottom of pond portion, rotational flow aeration device top, and bottom end is
Liquid inlet.
Preferably, the bore passages of the rotational flow aeration device are venturi conduit.
Preferably, the suspending carrier filler is polyurethane bio-carrier.
Preferably, the coagulant is inorganic salts coagulant.
Preferably, the flocculant is non-ionic high polymer coagulant.
Compared with prior art, the utility model embodiment has at least the following advantages:
The high efficiency of the existing activated sludge process of the utility model sewage disposal system and going slick property, and have tradition raw
The feature that object embrane method anti impulsion load, sludge age are long, excess sludge is few.This system has following characteristics；
1, sludge loading is low.Long sludge age biomembrane of the apposition growth in suspending carrier provides to grow slow nitrifier
Very favorable living environment is, it can be achieved that efficient nitrification, and the Age of Activated Sludge of suspension growth is relatively short, can
Effectively remove organic matter.Therefore, this suspended state and attached state microorganism are total to the technique of pond growth, and sludge loading is far below simple
Activated sludge process, treatment effeciency is higher, run it is more stable.
2, organic removal rate is high.Due to suspending carrier have biggish specific surface area, be attached to its surface and inside
Micro organism quantity is big, and type is more, and sludge concentration is 5-10 times of conventional activated sludge process in reactor under normal circumstances, total concentration
It can be up to 30-40g/L, so as to greatly improve organic matter removal efficiency.
3, denitrification effect is good.It suspends in MBBR reactor and the microorganism of carrier surface attachment is in aerobic state, by ammonia
Nitrogen is converted into nitrate nitrogen, and the simultaneous oxygen of carrier inside and anaerobic zone are conducive to denitrification growth and play denitrification denitrogenation work
With having good effect to the removal of ammonia nitrogen.
4, it is not likely to produce sludge bulking.Floating stuffing is washed away by water flow and air-flow, ensure that the activity of biomembrane, is promoted
Into metabolism, on the filler of water flow in reaction tank, a large amount of der Pilzs are grown, to reduce the possibility of sludge bulking
Property.
5, anti impulsion load effect is good, and organic loading (COD or BOD), which substantially exceeds, in reactor actual moving process sets
Evaluation can still be effectively treated water quality.
6, management easy to maintain.Floating stuffing no setting is required in aeration tank filler support, convenient for filler and pond
Interior aerator is safeguarded, many maintenance costs and occupied area are saved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model sewage disposal system.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached
The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention,
But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection
It encloses.
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of sewage disposal system, integrated Boosting pumping station, adjusting including passing sequentially through pipeline connection
Pond, aeration tank, sedimentation basin and flotation tank；Various sanitary sewages, rainwater etc. are put together into progress by integrated Boosting pumping station
Processing.Wherein,
Launching in aeration tank has suspending carrier filler；
Sedimentation basin bottom is connected to sludge treatment equipment by pipeline；
Coagulant and flocculant are dosed in flotation tank.Density of the density of suspending carrier filler close to water, microorganism
Load capacity is big, and specific surface area is greater than 4000 ㎡/m3, water suction fluidisation, increase microbubble residence time improve molten immediately after adding
Coefficient of oxygen utilization is solved, sewage, air and biomembrane obtain sufficiently blending contact exchange, and biomembrane can not only be carried in microorganism in large quantities
It mounts the throne in vivo, keeps good activity and gap changeability, and sewage of the aeration pool gas in flowing in the process of running
Under drive, colliding with each other and being attached to suspending carrier and be in the microorganism of wriggling state is constantly cut into smaller bubble, increases
The utilization rate of oxygen is added, aeration quantity can be reduced.
The sludge treatment equipment includes the sludge storage tank and sludge dewatering all-in-one machine being sequentially communicated, the sedimentation basin and dirt
The connection of mud storage tank.
Flocculant is added in the sludge storage tank.
Sewage secondary processing pipeline, the sewage that sludge filters out in sedimentation basin are also communicated between the sedimentation basin and aeration tank
Back of pipeline is handled by sewage secondary to pump to aeration tank progress secondary treatment.
Biochemical sludge is discharged into sludge storage tank first and is temporarily stored up, and it is de- to carry out sludge through sludge pumping to sludge dewatering all-in-one machine
Water makes moisture percentage in sewage sludge down to 80% or less.Mud cake outward transport disposition that treated.
The dross of air floatation machine transports outward disposition after being collected, being conveyed.
Aerator in the aeration tank is that rotational flow aeration device, the rotational flow aeration device and air compressor are connected by pipeline
Logical, rotational flow aeration device setting is its gas-liquid mixed ejiction opening on aeration bottom of pond portion, rotational flow aeration device top, and bottom end enters for liquid
Mouthful.The bore passages of the rotational flow aeration device are venturi conduit.Compressed air is sprayed by aerator gas-liquid mixed ejiction opening
Out, it is poor to form gas-liquid pressure, is sufficiently mixed air with water.Bubble is in uphill process since pressure change formation is more tiny
Bubble, improve water in dissolved oxygen content.Venturi passage in aerator generates powerful pressure difference for pool bottom
Precipitating sludge is drawn to be allowed to be sufficiently mixed with sewage, oxygen, circulation is formed around aerator, bottom of pond not will form sludge
Deposition.
The suspending carrier filler is polyurethane bio-carrier.
The coagulant is inorganic salts coagulant (PAC), is specifically aluminum sulfate, ferric trichloride, ferrous sulfate, sulfuric acid
Aluminium potassium (alum), sodium aluminate and ferric sulfate etc..
The flocculant is non-ionic high polymer coagulant (PAM), is specifically polyacrylamide.
This sewage disposal system combines the advantages of both conventional fluidization bed and biological contact oxidation process, solves fixed bed
Reactor needs are periodically backwashed, fluidized bed needs to fluidize in carrier, submerged bacteria filter easily blocks needs cleaning and fills out
The problems such as material and replacement aerator.The principle of the system is biological support density close to water, can suspending carrier filler be added to
Microbe carrier is used as in aeration tank, filler can come into full contact with after being in fluidized state by aeration effect with sewage, microorganism
In gas, liquid, solid three-phase growing environment, anaerobic bacteria or facultative anaerobic bacteria raised growth in carrier at this time are external then be aerobic
Bacterium, each carrier are respectively formed a microreactor, exist simultaneously nitration reaction and anti-nitration reaction.
This system is in Treating Municipal Sewage, small-scale municipal wastewater, industrial park, the treatment of Organic Wastewater such as food processing
Using.It, more can be former in river black-odor control and municipal sewage plant under the overall situation that country increases environmentally friendly dynamics technology
Position proposes mark dilatation.
Long sludge age biomembrane of the apposition growth in suspending carrier is to grow slow nitrifier to mention in this system aeration tank
Advantageous living environment is supplied, it can be achieved that effective nitrification effect, the Age of Activated Sludge of suspension growth is relatively short, it is main to rise
The effect of organic matter is removed, therefore avoiding traditional handicraft is to realize nitrification and keep the sludge easily occurred when longer sludge age
Expansion issues.Its sludge loading is lower than simple activated sludge process, and treatment effeciency is higher, runs more stable.
Various sanitary wastewater discharge amounts are unbalanced, and variation water quality is larger, it is necessary to reinforce pretreatment measure in conditioning tank,
Stable treatment effect can be reached.
Sewage is promoted to conditioning tank through integrated Boosting pumping station, and in conditioning tank, the pollutant in water obtains preliminary sedimentation,
Sewage is sent into aeration tank with pumping after conditioning tank homogeneous average and carries out biochemical treatment.
Water outlet enters in aeration tank after pretreatment, moving bed biofilm reactor, equipped with biochemical floating stuffing in pond, adopts
With blast aeration mode, aerator is gas diffuser, is further decomposed in sewage using the microorganism being grown on filler
Organic pollution materials pollutant in water is decomposed and is removed, so that water quality be made to be purified by the metabolism of microorganism.
Water outlet enters in sedimentation basin.
Air bearing uses pressure air-dissolving air-float mode, and waste water enters air flotation processing device after inclined-tube sedimentation tank, at air bearing
Managing device is that compressed air is dissolved in the water under a certain pressure, when being applied to pressure reduction to the atmospheric pressure of water, air
It is then released in micro-bubble, while using the method dosing coagulant of pipeline dosing mixing, keeping medical fluid and waste water sufficiently mixed
It closes uniformly, so that a series of physical chemical change occur, forms fine wadding body collision adherency, then polymerize again in floating-upward process
It grows up, forms larger particles bubble, floating to liquid level, so that the organic and inorganic pollution in waste water is combined into flocculation with medicament
Body, is separated from the water out, and the water containing wadding body flows into pressure floatation air pond, and what is formed in by gas-water separation has micro-bubble
The effect of circulation dissolved air water under, wadding body in water is carried by bubble to float, and completes separation process.The dross of pool surface is floated on by scraping
Slag plate is collected into scum pipe, is flowed into sludge storage pool, periodic cleaning, the standard emission of clear after separation.
MBBR sewage treatment process, MBBR, that is, moving bed biofilm reactor (Moving are wherein used in aeration tank
BedBiofilm Reactor) it is the New Technology about Wastewater Treatment formed on the basis of bio-contact oxidation and biological fluidized bed.
MBBR had not only had the characteristics that the stable impact resistance of traditional biological embrane method, sludge age was long, surplus sludge volume is few, but also active sludge is equal
High efficiency formed by even contact conditions.It has processing capacity high, and low energy consumption, does not need to backwash, and head loss is small, does not occur
The process characteristics such as blocking.
MBBR aerobic moving bed biofilm reactor treatment effeciency is high, low energy consumption, stable effluent quality, anti impulsion load energy
Power is strong, it is compact-sized, small in size, do not need sludge reflux, do not block, not need backwash, maintenance management comparatively simple,
By equipmentization, standardization, modular production and assembly mode, solves the bottleneck problem of large-scale application, be particularly suitable for
River black and odorous water is administered and municipal sewage plant proposes mark dilatation in situ, is with a wide range of applications.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
Subject to the scope of protection of the claims.
Claims (9)
1. a kind of sewage disposal system, including passing sequentially through the integrated Boosting pumping station of pipeline connection, conditioning tank, aeration tank, sinking
Shallow lake pond and flotation tank；Wherein,
Launching in aeration tank has suspending carrier filler；
Sedimentation basin bottom is connected to sludge treatment equipment by pipeline；
Coagulant and flocculant are dosed in flotation tank.
2. sewage disposal system according to claim 1, which is characterized in that the sludge treatment equipment includes being sequentially communicated
Sludge storage tank and sludge dewatering all-in-one machine, the sedimentation basin is connected to sludge storage tank.
3. sewage disposal system according to claim 2, which is characterized in that add flocculant in the sludge storage tank.
4. sewage disposal system according to claim 1, which is characterized in that be also connected between the sedimentation basin and aeration tank
There is sewage secondary to handle pipeline.
5. sewage disposal system according to claim 1, which is characterized in that the aerator in the aeration tank is eddy flow exposure
Gas device, the rotational flow aeration device are connected to air compressor by pipeline, and rotational flow aeration device setting is exposed in aeration bottom of pond portion, eddy flow
Gas device top is its gas-liquid mixed ejiction opening, and bottom end is liquid inlet.
6. sewage disposal system according to claim 5, which is characterized in that the bore passages of the rotational flow aeration device are text
Venturi road.
7. sewage disposal system according to claim 1, which is characterized in that the suspending carrier filler is polyurethane biology
Carrier.
8. sewage disposal system according to claim 1, which is characterized in that the coagulant is inorganic salts coagulant.
9. sewage disposal system according to claim 1, which is characterized in that the flocculant is non-ionic macromolecule wadding
Solidifying agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820655365.1U CN208562060U (en) | 2018-05-03 | 2018-05-03 | Sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820655365.1U CN208562060U (en) | 2018-05-03 | 2018-05-03 | Sewage disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208562060U true CN208562060U (en) | 2019-03-01 |
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ID=65481541
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820655365.1U Active CN208562060U (en) | 2018-05-03 | 2018-05-03 | Sewage disposal system |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735366A (en) * | 2020-05-27 | 2021-12-03 | 中泰信达环保科技(武汉)有限公司 | Point source sewage interception environment-friendly water treatment system |
-
2018
- 2018-05-03 CN CN201820655365.1U patent/CN208562060U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113735366A (en) * | 2020-05-27 | 2021-12-03 | 中泰信达环保科技(武汉)有限公司 | Point source sewage interception environment-friendly water treatment system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: He Jun Inventor after: Ruan Ying Inventor before: He Jun |