CN205603298U - Buried sewage treatment system - Google Patents
Buried sewage treatment system Download PDFInfo
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- CN205603298U CN205603298U CN201620408865.6U CN201620408865U CN205603298U CN 205603298 U CN205603298 U CN 205603298U CN 201620408865 U CN201620408865 U CN 201620408865U CN 205603298 U CN205603298 U CN 205603298U
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- groove
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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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- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a sewage treatment field particularly, relates to a buried sewage treatment system, including adjustment tank, biochemical groove and air compressor machine, be equipped with first air stripping pump in the adjustment tank, the feed inlet of first air stripping pump is close to the bottom of adjustment tank, the discharge gate of first air stripping pump with biochemical groove intercommunication, first air stripping pump through first pipeline with the air compressor machine links to each other, biochemical inslot is equipped with second air stripping pump, goes out the aqueous vapor carries pump and aerator, the discharge gate of second air stripping pump with the adjustment tank intercommunication, it carries the delivery port of pump and the outside intercommunication in biochemical groove to go out the aqueous vapor, go out the aqueous vapor carry the pump pass through the third pipeline with the air compressor machine links to each other, the aerator pass through the fourth pipeline with the air compressor machine links to each other. The utility model discloses can fast and stable purify sewage, the equipment that moves simultaneously is few, is convenient for install the maintenance to the system, can for a long time stable operation.
Description
Technical field
This utility model relates to sewage treatment area, in particular to a kind of underground sewage disposal system
System.
Background technology
Water is a kind of important resource, and its purposes substantially has the following aspects: domestic water, industry
With water, agricultural water etc..Generally, use with human being's production and closely-related these three of living
Water can not take ocean water on a large scale, and can only take fresh water.But, the freshwater resources in water environment
Little, only account for the 2.53% of water body total amount, and at present can for mankind's freshwater resources directly only
Account for the 0.22% of whole freshwater resources.The most increasingly severe environmental pollution, causes and can directly take
High-quality fresh water worsening shortages, it is difficult to meet people's life and the needs of industrial and agricultural production.Therefore protect
Protect and treasure water resource, being entire society's obligation one can't decline.
In order to reduce the pollution that natural water is caused by mankind's activity, need the mankind to the dirt after using
Water processes, and the method for sewage disposal has multiple, one of which be SBR, SBR be sequencing batch
The abbreviation of formula activated sludge process (Sequencing Batch Reactor Activated Sludge Process),
It is a kind of activated sludge sewage disposal technology run by intermittent aerating mode, also known as sequencing batch activated
Sludge.Different from traditional waste water treatment process, SBR technology uses the operation that the time carries out segmentation
Mode substitutes the mode of operation to space segment, uses astable biochemical reaction to substitute stable state biochemical reaction,
Use to staticly settle and substitute traditional dynamic precipitation.Waste water through SBR PROCESS FOR TREATMENT can directly be arranged
Put.The mud produced, after concentration, filter pressing etc. process, can produce certain economy as compost
Benefit.
But SBR technology itself has higher requirement for automatic controlling level and plant maintenance, makes
With difficult and loaded down with trivial details, maintenance cost is high.
Summary of the invention
In view of this, this utility model provides a kind of underground sewage disposal system system, above-mentioned to improve
Problem.
A kind of underground sewage disposal system system that this utility model provides, including regulating tank, biochemical groove and
Air compressor machine.
Being provided with the first airlift pump in described regulating tank, the charging aperture of described first airlift pump is near described tune
The bottom of joint groove, the discharging opening of described first airlift pump connects with described biochemical groove, described first air stripping
Pump is connected with described air compressor machine by the first pipeline.
It is provided with the second airlift pump, water outlet airlift pump and aerator, described second air stripping in described biochemical groove
The charging aperture of pump is near the bottom of described biochemical groove, the discharging opening of described second airlift pump and described regulation
Groove connects, and described second airlift pump is connected with described air compressor machine by the second pipeline.
The water inlet of described water outlet airlift pump higher than the charging aperture of described second airlift pump, described in go out aqueous vapor
Carrying the outlet of pump and the ft connection of biochemical groove, described water outlet airlift pump passes through the 3rd pipeline with described
Air compressor machine is connected.
Described aerator is less than the charging aperture of described second airlift pump, the bottom of the biochemical groove of aerator distance
100mm～300mm, described aerator is connected with described air compressor machine by the 4th pipeline, arranges this height
Aerator can reach maximum aeration effect.
Above-described underground sewage disposal system system, alternatively, also includes control chamber, the first control
Valve, the second control valve, the 3rd control valve and the 4th control valve.
Described control chamber respectively with described first control valve, described second control valve, described 3rd control
Valve, described 4th control valve and described air compressor machine connect, for controlling the first control of the first pipeline break-make
Valve processed is arranged on described first pipeline, is arranged on for controlling the second control valve of the second pipeline break-make
On described second pipeline, it is arranged on described 3rd pipe for controlling the 3rd control valve of the 3rd pipeline break-make
Lu Shang, is arranged on described 4th pipeline for controlling the 4th control valve of the 4th pipeline break-make.
Respectively the first control valve, the second control valve, the 3rd control valve and the 4th are controlled by control chamber
Valve carries out Automated condtrol, it is possible to according to the difference of actually used demand, carry out different control valves
Different control, it is achieved the different controls that respective line is cut-off, thus realize timesharing and sewage is entered
Row processes.Utilizing control chamber to control each control valve respectively, automaticity is high, simultaneously automatization's collection
In on control chamber, automatization's integrated level is higher, it is only necessary to control chamber is carried out safeguard the most permissible,
Maintenance cost is low.
Above-described underground sewage disposal system system, alternatively, also includes disinfection trough, described sterilization
The top of groove connects with the outlet of described water outlet airlift pump.Sewage is after treatment, and water quality obtains
Being substantially improved, bacterial content is the most considerable, and has the possibility that there is pathogenic bacteria.Therefore, sewage again from
Bio-tank should carry out disinfection before discharging, and particularly hospital, biological product and slaughterhouse etc. have pathogenic
The sewage that bacterium pollutes, more answers strict sterilization.
At present, the most frequently used sterilization method is chlorination and ultraviolet disinfection.Chlorine is combined with Organic substance in water
Time there is oxidation and metalepsis simultaneously, Oxidation can promote organics removal, and metalepsis
Being then that chlorine is combined with Organic substance, the halogenated organic that chlorine is formed after replacing is to have mutagenesis or carcinogenic activity
's.Wherein, the more commonly used is liquid chlorine, next to that bleaching powder, ozone, sodium hypochlorite, chlorine tablets,
Chlorine ammonia, chlorine dioxide and ultraviolet etc..Wherein liquid chlorine is reliable for effect, dosing device simple, throwing amount is accurate
Really, low price.Other disinfectant such as bleaching powder throwing amount is inaccurate, dissolves modulation inconvenience.Ozone is thrown
Money is big, and cost is high, and equipment control is complicated.Other several disinfectant also have shortcoming clearly.
Ultraviolet disinfection utilizes the bactericidal action of ultraviolet to kill pathogenic bacteria, and it has device structure letter
Single, the advantage of simple and convenient operation and maintenance, it is suitable for the sterilization of sewage disposal water outlet on a small scale.This practicality is new
The optional chlorination of type or ultraviolet disinfection method.
Above-described underground sewage disposal system system, alternatively, also includes dephosphorization groove, described dephosphorization
The bottom of groove connects with the bottom of described disinfection trough, and the top of described dephosphorization groove connects with the outside of dephosphorization groove
Logical.When the too high levels of phosphorus in the water body processed when, need in underground sewage disposal system system
Biochemical groove after add a dephosphorization groove.In water body, the source of phosphorus has varied, is broadly divided into exogenous
And endogenous, its exogenous mostlys come from sanitary sewage, trade effluent and rural sewage, wherein
Based on rural sewage, endogenous mostlys come from water body deposit nitrogen and the release of phosphorus and aquatic
Vegeto-animal metabolism.
If the phosphorus in water body is not processed, it will cause body eutrophication, i.e. in water body
Nitrogen and phosphorus content is too high so that algae and other planktons in water body are bred rapidly, dissolves in water
Oxygen declines, deteriorating water quality, Fish and the phenomenon of other biological mortality.Body eutrophication occurs
After, it will water quality is decreased obviously, and some algae even can secrete noxious substance simultaneously, and impact supplies
Water water quality also increases water supply cost.
Further, since phosphorus and nitrogen, sulfur are different, it is impossible to enough become gaseous state and be discharged in air, typically
It is merely able to, by chemistry, physics or the method for biology, the phosphorus in water body is converted into solid-state from water body
Middle removal.Common phosphorus removing method have bioanalysis, chemical precipitation method, ion exchange, absorption method,
Crystallization process, electroosmose process, artificial swamp method, membrane technology dephosphorization etc., if the water body wherein processed is
Sanitary sewage, mainly uses bioanalysis and chemical precipitation method.
Dephosphorization process most basic in bioanalysis dephosphorization is aerobic/anaerobic method, i.e. A/O method, removes for improving
Phosphorus effect, on the basis of A/O method, has developed again new technologies and methods, such as A2/ O method, improvement oxidation
Ditch, inversion A2/ O method, Bardenpho, VIP, MSBR, UNITANK etc..
Chemical precipitation method be use the earliest, most popular a kind of phosphorus removing method, chemical precipitation dephosphorization
By adding chemical agent, make anhydrous in phosphorus be converted into insoluble calcium phosphate precipitation thing, then
Solid-liquid separation thus reach the purpose of dephosphorization, the slaine that can be used for chemical dephosphorization has three kinds: calcium salt,
Iron salt and aluminium salt.It is most commonly used that Calx, aluminum sulfate, sodium aluminate, ferric chloride, iron sulfate, sulfur
Acid ferrous iron and ferro-aluminum polymer etc..
Above-described underground sewage disposal system system, alternatively, also includes frame trough, described grid
Being provided with the grid for impurity screening in groove, the bottom of described frame trough connects with the bottom of described regulating tank
Logical.Utilize the grid in frame trough, it is possible to the bigger impurity in water body is effectively filtered, such as
Floating wooden unit, plastics etc..These volumes are more than the impurity in the grizzly bar gap of grid, can be by grid
Stop, it is impossible to enough enter in follow-up cleaning system, it is possible to be prevented effectively from big impurity and make in system
Become pipeline blockage, or damage airlift pump.
Above-described underground sewage disposal system system, alternatively, also includes oil partition tank, described oil removal
Being provided with the dividing plate for filtering oils and fats in groove, described oil partition tank is arranged on described frame trough and described regulation
Between groove, the bottom of described frame trough connects with the bottom of described oil partition tank, the bottom of described oil partition tank
Connect with the bottom of described regulating tank.Oils and fats in trade effluent essentially from the leaching in commercial production,
Continuous alkali white silk, aquation in physics, chemical refining process, be acidified, neutralize, degumming, deodorize, de-
Color, wash, the operation such as filtration.If sanitary sewage, then oils and fats is mainly derived from food and drink washing ring
The vegetable and animals oils of joint.Can make sewage complicated component containing higher oils and fats in sewage, pH value is unstable,
Water quality and quantity amplitude of variation is very big, and can cover fouling on sewage disposal device surface, at sewage
Reason facility impact is relatively big, affects sewage treating efficiency.Therefore, in order to improve making of sewage disposal device
With the life-span, for the sewage that fat content in some water bodys is higher, needed before purifying water
Oils and fats in body filters, and adds oil partition tank, utilizes the dividing plate in oil partition tank, is excluded by oils and fats.
Above-described underground sewage disposal system system, alternatively, the top of described regulating tank is with described
The top connection of biochemical groove, the top of described biochemical groove and the ft connection of described biochemical groove.Will regulation
The top of groove connects with the top of biochemical groove, by top and the ft connection of biochemical groove so that regulating tank
Constitute linker with biochemical groove, when the water level in regulating tank is too high when, run past regulating tank
Top, is flowed in biochemical groove, if the water level in biochemical groove is the most too high, unnecessary sewage will be through
The top crossing biochemical groove is passed to outside, it is to avoid the regulating tank of underground sewage disposal system system or biochemistry
Groove spill-over.
Above-described underground sewage disposal system system, alternatively, described regulating tank and/or described biochemistry
Liquidometer it is provided with in groove.Liquidometer is set in regulating tank and/or biochemical groove, utilizes liquidometer to regulation
In groove and/or biochemical groove, the height of sewage level is monitored, and liquidometer can use supersonic liquid level
Meter.Ultrasonic level gage pulse ultrasonic wave in the measurements is sent by sensor (transducer), sound wave warp
Received by same sensor after body surface reflection, utilize the time difference between the transmitting of sound wave and reception
Calculate the sensor distance to testee.Ultrasonic level gage uses non-contacting measurement, tested
Medium is little affected by limiting, and can be widely used for various liquid level and measures.
Above-described underground sewage disposal system system, alternatively, described first airlift pump, the second gas
Carry pump, described water outlet airlift pump is pulsed airlift pump.Pulsed airlift pump, it is possible between fast and stable
Every for draining, spoil disposal.Pulsed airlift pump by control inlet period and intensity control draining,
Spoil disposal flow and draining, sludge-drainage time, reach Auto-drainage, spoil disposal function, and draining, spoil disposal
Unobstructed, without blocking, simple structure, energy-conservation, displacement and sludge volume can arbitrarily regulate, position is appointed
Meaning is arranged, easily operation, non-maintaining, it is possible to ensure that underground sewage disposal system system long period is stably transported
OK.
Above-described underground sewage disposal system system, alternatively, except being utilization in biochemical groove
Sewage is carried out outside aeration purification by aerator, it is also possible to hangs or loads microorganism in biochemical groove and carry
Body, the biomembrane utilizing carrier surface to be formed carries out the purified treatment of sewage, and further raising processes negative
Lotus and impact resistance, improve treatment effeciency.
Above-described underground sewage disposal system system, alternatively, described regulating tank and/or described biochemistry
Groove is tank body, and described tank body includes four sidewalls, and the relative sidewall of two of which is plane, other two
Individual relative sidewall is cambered surface, and the top of described tank body offers manhole.Regulating tank 101 and other merits
Can groove can be regular troughs body or tank body, or use described tank body to include four sidewalls, two of which
Relative sidewall is plane, and two other relative sidewall is cambered surface, and the top of described tank body offers
The structure of manhole, can either ensure that enough volumes carry out sewage disposal, and both sides are that plane is permissible simultaneously
It is close to multiple function troughs side by side arrange, substantially reduces the most buried sewage disposal system
Volume.
The beneficial effects of the utility model are to utilize the first airlift pump that from regulating tank, sewage is incorporated into biochemistry
In groove, utilize aerator that sewage is purified in biochemical groove, after standing the most again, utilize second
Airlift pump is by unnecessary sludge reflux to regulating tank, after then recycling water outlet airlift pump will purify
Sewage discharges biochemical groove.This utility model can fast and stable sewage is purified, simultaneously dynamic set
Standby few, without dynamic equipment to be safeguarded in underground structure, system automation runs, the requirement to management
The lowest, and be easy to carry out system installing safeguard, it is possible to the operating of long-time stable.
Accompanying drawing explanation
For clearer explanation this utility model embodiment or technical scheme of the prior art, below
The accompanying drawing used required in embodiment or description of the prior art will be briefly described, it is clear that
Ground, the accompanying drawing in describing below is only embodiments more of the present utility model, common for this area
From the point of view of technical staff, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings
Other accompanying drawing.
Fig. 1 is the schematic diagram of the underground sewage disposal system system that this utility model first embodiment provides,
Fig. 2 is the schematic diagram of the underground sewage disposal system system that this utility model the second embodiment provides,
Fig. 3 is the schematic diagram of the underground sewage disposal system system that this utility model the 3rd embodiment provides,
Fig. 4 is the trough body structure of the underground sewage disposal system system that this utility model the 3rd embodiment provides
Schematic diagram.
Wherein, the corresponding relation between reference and component names is as follows: regulating tank 101, biochemical
Groove 102, air compressor machine 103, control chamber 104, frame trough 105, oil partition tank 106, disinfection trough 107,
Dephosphorization groove 108, the first airlift pump 201, the second airlift pump 202, water outlet airlift pump 203, aerator
204, liquidometer 205, the first pipeline 301, the second pipeline 302, the 3rd pipeline 303, the 4th pipeline
304, the first control valve 401, the second control valve 402, the 3rd control valve 403, the 4th control valve 404,
Grid 1051, dividing plate 1061.
Detailed description of the invention
In prior art, SBR technology itself has higher wanting for automatic controlling level and plant maintenance
Asking, use difficult and loaded down with trivial details, maintenance cost is high.
This utility model provides a kind of underground sewage disposal system system to improve the problems referred to above.
Fig. 1 is the schematic diagram of the underground sewage disposal system system that this utility model first embodiment provides,
The underground sewage disposal system system of the first embodiment that this utility model provides, including regulating tank 101, life
Change groove 102 and air compressor machine 103.
Being provided with the first airlift pump 201 in regulating tank 101, the charging aperture of the first airlift pump 201 is near regulation
The bottom of groove 101, the discharging opening of the first airlift pump 201 connects with biochemical groove 102, the first airlift pump
The discharging opening of 201 near the top of biochemical groove 102, the first airlift pump 201 by the first pipeline 301 with
Air compressor machine 103 is connected.
It is provided with the second airlift pump 202, water outlet airlift pump 203 and aerator 204 in biochemical groove 102.The
The charging aperture of two airlift pumps 202 is near the bottom of biochemical groove 102, the discharging opening of the second airlift pump 202
Connecting with regulating tank 101, the discharging opening of the second airlift pump 202 is less than the discharging of the first airlift pump 201
Mouthful, the second airlift pump 202 is connected with air compressor machine 103 by the second pipeline 302.
The water inlet of water outlet airlift pump 203 is higher than the charging aperture of the second airlift pump 202, water outlet airlift pump
The outlet of 203 and the ft connection of biochemical groove 102, water outlet airlift pump 203 is by the 3rd pipeline 303
It is connected with air compressor machine 103.
Aerator 204 is less than the charging aperture of the second airlift pump 202, and aerator 204 is by the 4th pipeline
304 are connected with air compressor machine 103.
The present embodiment passes through air compressor machine 103, utilizes the first airlift pump 201 to be taken out from regulating tank 101 by sewage
Enter in biochemical groove 102, after flowing into quantitative sewage in biochemical groove 102, profit in biochemical groove 102
With aerator 204, sewage and mud are carried out aeration, after period of aeration, stop aeration, allow
Sewage and the mud of biochemical groove 102 stand.The sewage stood is carried out again, it may appear that solid-liquid through aeration
Separate, the phenomenon that i.e. liquid separates with mud.Owing to the charging aperture of the second airlift pump 202 will be near raw
Changing the bottom of groove 102, the charging aperture of the second airlift pump 202 is less than the water inlet of water outlet airlift pump 203,
After opening the second airlift pump 202, the second airlift pump 202 will be deposited on after standing bottom biochemical groove 102
Mud draw back to regulating tank 101, utilize the second airlift pump 202 by unnecessary sludge reflux to regulating tank
In 101.In the second airlift pump 202 is by biochemical groove 102, the height of mud is extracted into less than the second airlift pump
During the height of 202 charging apertures, stop sludge reflux, open water outlet airlift pump 203, utilize out water stripper
The water body that upper strata after standing separation is cleaned is pumped to the outside of biochemical groove 102 by pump 203, it is achieved
Purified treatment to sewage.
Owing to, in the first embodiment that this utility model provides, dynamic equipment only has air compressor machine 103, move and set
Standby quantity is few, it is simple to installs and safeguards, being more prone to realize automatization, meanwhile, and this utility model energy
The purifying sewage of enough fast and stables, purification efficiency is high and can the operating of long-time stable.
In the first embodiment, after first embodiment being installed, only air compressor machine is arranged on the ground,
The structure of underground does not need the dynamic equipment safeguarded, so, reduces the requirement to system administration,
And the dynamic equipment that system is susceptible to fault is arranged on the ground, it is simple to overhaul dynamic equipment
And maintenance, reduce maintenance cost, improve overhaul efficiency.
Fig. 2 is the schematic diagram of the underground sewage disposal system system that this utility model the second embodiment provides,
The underground sewage disposal system system that this utility model the second embodiment provides also includes control chamber 104, first
Control valve the 401, second control valve the 402, the 3rd control valve 403 and the 4th control valve 404.
Control chamber 104 respectively with first control valve the 401, second control valve the 402, the 3rd control valve 403,
4th control valve 404 and air compressor machine 103 connect, for controlling the first control of the first pipeline 301 break-make
Valve 401 processed is arranged on the first pipeline 301, for controlling the second control of the second pipeline 302 break-make
Valve 402 is arranged on the second pipeline 302, for controlling the 3rd control valve of the 3rd pipeline 303 break-make
403 are arranged on the 3rd pipeline 303, for controlling the 4th control valve 404 of the 4th pipeline 304 break-make
It is arranged on the 4th pipeline 304.
By control chamber 104 respectively to first control valve the 401, second control valve the 402, the 3rd control valve
403 and the 4th control valve 404 carry out Automated condtrol, it is possible to according to the difference of actually used demand, right
Different control valves carries out different control, it is achieved the control cut-offfing respective line, thus realizes
Sewage is processed by timesharing.
The present embodiment is after beginning to use, and first control chamber 104 controls air compressor machine 103 and opens, then
Control the first control valve 401 to open so that air compressor machine 103 connects with the first airlift pump 201, first
Airlift pump 201 is started working, and the sewage in regulating tank 101 and mud are together pumped into biochemical groove 102
In, prepare to start subsequent purification work.When the sewage in biochemical groove 102 reaches the amount specified when,
Control chamber 104 controls the first control valve 401 and cuts out, and stops in regulating tank 101 to biochemical groove 102
Interior water inlet.
And then, control chamber 104 controls the 4th control valve 404 again and opens so that aerator 204 with
Air compressor machine 103 connects, and utilizes air compressor machine 103 to blast air, biochemical groove 102 in aerator 204
Interior sewage initially enters aeration phase, and after 3-6h, control chamber 104 cuts out the 4th control
Valve 404, allows the mud in biochemical groove 102 and sewage stand, after standing a period of time, and biochemical groove 102
Inside arise that the phenomenon of solid-liquid separation, upper strata be cleaned after water body, lower floor be deposition activity
Mud and impurity.Now, recycling control chamber 104 controls the second control valve 402 and opens, the second gas
Carry pump 202 to connect with air compressor machine 103, start working, the mud of deposition in biochemical groove 102 is utilized
Second airlift pump 202 extracts, by sludge reflux to regulating tank 101, when the second airlift pump 202
After extracting a certain amount of abundant mud, the height of mud can decline, and the height of the mud after decline is low
In the height of the charging aperture of the second airlift pump 202, at this moment, disconnect the second control valve 402, stop second
The work of airlift pump 202, then opens the 3rd control valve 403, by water outlet airlift pump 203 and air compressor machine
103 connections, water outlet airlift pump 203 is started working.Utilize water outlet airlift pump 203 by biochemistry groove 102
Upper strata water body after reason is transported to the outside of biochemical groove 102, completes dirty water purification.
This completes a purification cycle, then, in whole system, by control chamber 104
Automatically control effect, it is possible to realize the normal operation of whole sewage treatment period, simultaneously control chamber 104
Just can have only to air compressor machine 103 and each control valve are controlled, control programming simple, and
And air compressor machine 103 and each control valve these all in outside, maintenance overhaul is the most more convenient, Jin Jinyi
Individual control chamber 104 is control panel, and automatization's concentration degree is higher, safeguards and easy for installation, safeguards
Low cost.
Fig. 3 is the schematic diagram of the underground sewage disposal system system that this utility model the 3rd embodiment provides,
Fig. 4 is the trough body structure signal of the underground sewage disposal system system that this utility model the 3rd embodiment provides
Figure.This utility model the 3rd embodiment provide underground sewage disposal system system also include frame trough 105,
Oil partition tank 106, disinfection trough 107 and dephosphorization groove 108.Frame trough 105, oil partition tank 106, regulating tank
101, biochemical groove 102, disinfection trough 107 and dephosphorization groove 108 are sequentially communicated.
The grid 1051 for impurity screening, the mounted angle of grid 1051 it is provided with in frame trough 105
Control between 60-75 degree.The bottom of frame trough 105 connects with the bottom of regulating tank 101, meanwhile,
Frame trough 105 offers wastewater inlet.Utilize the grid 1051 in frame trough 105, it is possible to right
Bigger impurity in water body effectively filters stop, the most floating wooden unit, plastics etc..To these
Volume, more than the impurity in the grizzly bar gap of grid 1051, can be stopped by grid 1051, it is impossible to enough entrance
In follow-up cleaning system, it is possible to be prevented effectively from big impurity and cause pipeline blockage in system, or
Damage airlift pump.
Adjacent grid groove 105 arranges an oil partition tank 106, is provided with for filtering oils and fats in oil partition tank 106
Dividing plate 1061, oil partition tank 106 is arranged between frame trough 105 and regulating tank 101, frame trough 105
Bottom connect with the bottom of oil partition tank 106, the bottom of the bottom of oil partition tank 106 and regulating tank 101
Connection.
Oils and fats in trade effluent is essentially from the leaching in commercial production, physics, chemical refining process
In continuous alkali white silk, aquation, be acidified, neutralize, degumming, deodorize, decolour, wash, the work such as filtration
Sequence.If sanitary sewage, the then vegetable and animals oils that oil source produces in food and drink washing process.Dirty
Can make sewage complicated component containing higher oils and fats in water, pH value is unstable, water quality and quantity change width
Degree is very big, relatively big to sewage treatment facility impact, and can cover fouling on sewage disposal device surface,
Affect sewage treating efficiency.Therefore, in order to improve the service life of sewage disposal device, for some
The sewage that in water body, fat content is higher, needs to remove the oils and fats in water body before purifying
Remove, add oil partition tank 106, utilize the dividing plate 1061 in oil partition tank 106, oils and fats is excluded.
Oil partition tank 106 connects with regulating tank 101, and regulating tank 101 connects with biochemical groove 102.
Being provided with the first airlift pump 201 in regulating tank 101, the charging aperture of the first airlift pump 201 is near regulation
The bottom of groove 101, the discharging opening of the first airlift pump 201 connects with biochemical groove 102, the first airlift pump
201 discharging openings are near the top of biochemical groove 102, and the first airlift pump 201 is by the first pipeline 301 and sky
Press 103 is connected.
It is provided with the second airlift pump 202, water outlet airlift pump 203 and aerator 204 in biochemical groove 102, the
The charging aperture of two airlift pumps 202 is near the bottom of biochemical groove 102, the charging aperture of the second airlift pump 202
Higher than the charging aperture of the first airlift pump 201, the discharging opening of the second airlift pump 202 is with regulating tank 101 even
Logical, the discharging opening of the second airlift pump 202 is less than the discharging opening of the first airlift pump 201, the second airlift pump
202 are connected with air compressor machine 103 by the second pipeline 302.
The water inlet of water outlet airlift pump 203 is higher than the charging aperture of the second airlift pump 202, water outlet airlift pump
The outlet of 203 and the ft connection of biochemical groove 102, water outlet airlift pump 203 is by the 3rd pipeline 303
It is connected with air compressor machine 103.
Aerator 204 is less than the charging aperture of the second airlift pump 202, and aerator 204 is by the 4th pipeline
304 are connected with air compressor machine 103.
Control chamber 104 in the present embodiment respectively with first control valve the 401, second control valve 402,
Three control valve the 403, the 4th control valves 404 and air compressor machine 103 connect, for controlling the first pipeline 301
First control valve 401 of break-make is arranged on the first pipeline 301, leads to for controlling the second pipeline 302
The second disconnected control valve 402 is arranged on the second pipeline 302, for controlling the 3rd pipeline 303 break-make
The 3rd control valve 403 be arranged on the 3rd pipeline 303, for controlling the 4th pipeline 304 break-make
4th control valve 404 is arranged on the 4th pipeline 304.
Adjacent biochemical groove 102 is provided with disinfection trough 107, the top of disinfection trough 107 and water outlet airlift pump 203
Outlet connection.The bottom of dephosphorization groove 108 connects with the bottom of disinfection trough 107, dephosphorization groove 108
The ft connection of top and dephosphorization groove 108, the sewage after cleaned is discharged.
Sewage is after the purified treatment through biochemical groove 102, and water quality is greatly improved, bacterial content
Also it is greatly reduced, but bacterial content is the most considerable, and have the possibility that there is pathogenic bacteria.Therefore, sewage
Should carry out disinfection before bio-tank is discharged, particularly hospital, biological product and slaughterhouse etc. have again
The sewage that pathogenic bacterium pollute, more answers strict sterilization.
At present, the most frequently used sterilization method is chlorination and ultraviolet disinfection.Chlorine is combined with Organic substance in water
Time there is oxidation and metalepsis simultaneously, Oxidation can promote organics removal, and metalepsis
Being then that chlorine is combined with Organic substance, the halogenated organic that chlorine is formed after replacing is to have mutagenesis or carcinogenic activity
's.Wherein, the more commonly used is liquid chlorine, next to that bleaching powder, ozone, sodium hypochlorite, chlorine tablets,
Chlorine ammonia, chlorine dioxide and ultraviolet etc..Wherein liquid chlorine is reliable for effect, dosing device simple, throwing amount is accurate
Really, low price.Other disinfectant such as bleaching powder throwing amount is inaccurate, dissolves modulation inconvenience.Ozone is thrown
Money is big, and cost is high, and equipment control is complicated.Other several disinfectant also have shortcoming clearly.Ultraviolet
Sterilization is that the bactericidal action utilizing ultraviolet carries out disinfection, and has device structure simple, Operation and Maintenance
Easy advantage, the sewage disposal device being suitable for the little water yield uses.
When the too high levels of phosphorus in the water body processed when, need in underground sewage disposal system system
Biochemical groove 102 after add a dephosphorization groove 108.In water body, the source of phosphorus has varied, is broadly divided into
Exogenous and endogenous, its exogenous mostlys come from sanitary sewage, trade effluent and rural sewage,
Wherein based on rural sewage, endogenous mostly come from water body deposit nitrogen and the release of phosphorus and
The metabolism of aquatic animals and plants.
If the phosphorus in water body is not processed, it will cause body eutrophication, i.e. in water body
Nitrogen and phosphorus content is too high so that algae and other planktons in water body are bred rapidly, dissolves in water
Oxygen declines, deteriorating water quality, Fish and the phenomenon of other biological mortality.Body eutrophication occurs
After, it will water quality is decreased obviously, and some algae even can secrete noxious substance simultaneously, and impact supplies
Water water quality also increases water supply cost.
Further, since phosphorus and nitrogen, sulfur are different, it is impossible to enough become gaseous state and be discharged in air, typically
It is merely able to, by chemistry, physics or the method for biology, the phosphorus in water body is converted into solid-state from water body
Middle removal.Common phosphorus removing method have bioanalysis, chemical precipitation method, ion exchange, absorption method,
Crystallization process, electroosmose process, artificial swamp method, membrane technology dephosphorization etc., if the water body wherein processed is
Sanitary sewage, mainly uses bioanalysis and chemical precipitation method.
Dephosphorization process most basic in bioanalysis dephosphorization is aerobic/anaerobic method, i.e. A/O method, removes for improving
Phosphorus effect, on the basis of A/O method, has developed again new technologies and methods, such as A2/ O method, improvement oxidation
Ditch, inversion A2/ O method, Bardenpho, VIP, MSBR, UNITANK etc..
Chemical precipitation method be use the earliest, most popular a kind of phosphorus removing method, chemical precipitation dephosphorization
By adding chemical agent, make anhydrous in phosphorus be converted into insoluble calcium phosphate precipitation thing, then
Solid-liquid separation thus reach the purpose of dephosphorization, the slaine that can be used for chemical dephosphorization has three kinds: calcium salt,
Iron salt and aluminium salt.It is most commonly used that Calx, aluminum sulfate, sodium aluminate, ferric chloride, iron sulfate, sulfur
Acid ferrous iron and ferro-aluminum polymer etc..
Meanwhile, the top of frame trough 105 connects with the top of oil partition tank 106 in this patent, oil removal
The top of groove 106 connects with the top of regulating tank 101, the top of regulating tank 101 and biochemical groove 102
Top connection, the ft connection of the top of biochemical groove 102 and biochemical groove 102.
The top at the top of regulating tank 101 with biochemical groove 102 is connected, by the top of biochemical groove 102
With ft connection so that regulating tank 101 and biochemical groove 102 constitute linker, when in regulating tank 101
Water level too high when, run past the top of regulating tank 101, be flowed in biochemical groove 102,
If the water level in biochemical groove 102 is the most too high, unnecessary sewage will be through the top of biochemical groove 102
It is passed to outside, it is to avoid the regulating tank 101 of underground sewage disposal system system or biochemical groove 102 spill-over.
In like manner, the top of frame trough 105 and oil partition tank 106 is interconnected, by oil partition tank 106 and regulation
The top of groove 101 is interconnected.
After beginning to use, initially enter sewage by the water inlet of frame trough 105, through frame trough
The first filtration of 105 enters in oil partition tank 106, through the oil removing of oil partition tank 106, is entering into tune
In joint groove 101, control chamber 104 controls air compressor machine 103 and opens, and then controls the first control valve 401
Opening so that air compressor machine 103 connects with the first airlift pump 201, the first airlift pump 201 is started working,
Sewage in regulating tank 101 and mud are together pumped in biochemical groove 102, prepare beginning follow-up only
Chemical industry is made.
When the sewage in biochemical groove 102 reaches the amount specified when, control chamber 104 controls the first control
Valve 401 processed cuts out, and stops intaking in biochemical groove 102 in regulating tank 101, at water inlet 0.5-1h
Stop afterwards.And then, control chamber 104 controls the 4th control valve 404 again and opens so that aerator
204 connect with air compressor machine 103, utilize air compressor machine 103 to blast air, biochemical groove in aerator 204
Sewage in 102 initially enters aeration phase, and after 3-6h, control chamber 104 cuts out the 4th
Control valve 404, allows the mud in biochemical groove 102 and sewage stand, after standing about 1h, and biochemical groove
Arise that the phenomenon of solid-liquid separation in 102, upper strata be cleaned after water body, lower floor be deposition work
Property mud and impurity.Now, recycling control chamber controls the second control valve 402 and opens, the second air stripping
Pump 202 connects with air compressor machine 103, starts working, and the mud of deposition in biochemical groove 102 utilizes the
Two airlift pumps 202 extract, by sludge reflux to regulating tank 101.When the second airlift pump 202
After extracting abundant mud, the height of mud can decline, and the height of the mud after decline is less than second
The height of the charging aperture of airlift pump 202, at this moment, disconnects the second control valve 402, stops the second airlift pump
The work of 202, then opens the 3rd control valve 403, by water outlet airlift pump 203 with air compressor machine 103 even
Logical, water outlet airlift pump 203 is started working, and utilizes water outlet airlift pump 203 to be processed by biochemistry groove 102
After upper strata water body be transported to the disinfection trough 107 of adjacent biochemical groove 102 in carry out disinfection sterilization, then
Again the sewage after the purification of sterilization is passed in dephosphorization groove 108, adds dephosphorization agent, to sewage
In phosphorus be removed, water the most up to standard is emitted, completes dirty water purification.
If the charging aperture height of the first airlift pump 201 is h1, the charging aperture height of the second airlift pump 202
For h2, the water inlet height of water outlet airlift pump 203 is h3, the height of aerator 204 is h4, wherein
Height be relative to same reference point.In order to ensure being smoothed out of purification process, aerator
The height h of 2044It is less than the charging aperture height h of the second airlift pump 2022, only in this way, guarantee
Aerator 204 extend into the bottom of mud, and whole mud carries out aeration, improves aeration efficiency.
Still further aspect, the water inlet height h of water outlet airlift pump 2033It is greater than the second airlift pump 202
Charging aperture height h2, owing to the charging aperture height of the second airlift pump 202 is h2, through sludge reflux,
Mud in biochemical groove 102 is withdrawn in regulating tank 101 by the second airlift pump 202, remains in biochemistry
The height of the mud in groove 102 is again smaller than equal to h2, again because of h2Less than entering of water outlet airlift pump 203
The height h at the mouth of a river3So that water outlet airlift pump 203 work when, entering of water outlet airlift pump 203
The mouth of a river is merely able to the sewage that the upper strata after absorbing solid-liquid separation is cleaned, without being discharged by mud.The
The charging aperture height of one airlift pump 201 is h1, h1Should be the least, it is simple to by regulating tank 101
Interior sewage and mud are extracted out.
Further, it is provided with liquidometer 205 in regulating tank 101 and biochemical groove 102.At regulating tank 101
Liquidometer 205 is set with in biochemical groove 102, utilizes liquidometer 205 to regulating tank 101 and biochemical groove
In 102, the height of sewage level is monitored, and liquidometer 205 can use ultrasonic level gage.Ultrasonic
Ripple liquidometer pulse ultrasonic wave in the measurements is sent by sensor (transducer), and sound wave is through body surface
Received by same sensor after reflection, utilize the time difference between the transmitting of sound wave and reception to calculate biography
Sensor is to the distance of testee.Ultrasonic level gage uses non-contacting measurement, and measured medium is almost
Unrestricted, can be widely used for various liquid level and measure.
Further, first airlift pump the 201, second airlift pump 202, water outlet airlift pump 203 are pulse
Formula airlift pump.Pulsed airlift pump can fast and stable interval for draining, spoil disposal.Pulsed gas
Carry pump and control draining, spoil disposal flow and draining, sludge-drainage time by controlling inlet period and intensity,
Reach Auto-drainage, spoil disposal function, and draining, spoil disposal are unobstructed, without blocking, simple structure, joint
Can, displacement and sludge volume can arbitrarily regulate, position is arbitrarily arranged, easily operation, non-maintaining,
Ensure that underground sewage disposal system system long-period stable operation.
Further, regulating tank 101 and/or biochemical groove 102 are tank body, and described tank body includes four sides
Wall, the relative sidewall of two of which is plane, and two other relative sidewall is cambered surface, described tank body
Top offer manhole.Regulating tank 101 and other function troughs can be regular troughs body or tank body, or
Person uses described tank body to include four sidewalls, and the relative sidewall of two of which is plane, two other phase
To sidewall be cambered surface, the top of described tank body offers the structure of manhole, can either ensure enough
Volume carries out sewage disposal, and both sides are that multiple function troughs can be close to arrange by plane side by side simultaneously,
Substantially reduce the volume of the most buried sewage disposal system.
In an embodiment, remaining frame trough 105, oil partition tank 106, disinfection trough 107 and dephosphorization groove 108
It can also be the structure of above-mentioned tank body.Meanwhile, in actual production and application process, in order to ensure place
Reason amount, it is also possible to multiple regulating tanks 101 or multiple biochemical groove 102 are used shape in series or in parallel
Multiple function troughs with identical function are integrated into a functional architecture unit, improve further by formula
The treating capacity of sewage purification and disposal ability.
Sewage water treatment method in the present embodiment, including,
Being passed through by sewage in biochemical groove 102, the time of being passed through is 0.5-1h；
Recycling aerator 204 carries out aeration, and aeration time is 3-6h；
Making sewage stand in biochemical groove 102, time of repose is about about 1h；
Then the mud in biochemical groove 102 is refluxed,
Sewage after finally processing is discharged in biochemical groove 102.
By being incorporated into by sewage in biochemical groove 102, in biochemical groove 102, sewage is carried out aeration,
Make the active component in mud purify sewage, then stand so that upper strata water quality and lower floor's mud enter
Row standing separation, then refluxes unnecessary mud, is back in regulating tank 101, finally leads to
Cross biochemical groove 102 to be discharged by the water after cleaned, it is achieved to dirty water purification, adopt the cleanest
Changing, purification speed is fast, and efficiency is high.
Further, included before sewage is passed through, biochemical groove 102 volume of design, described design
Biochemical groove 102 volume includes:
First sludge quantity is calculated,
Needed for biochemistry pool, sludge quantity is MLSS,In formula,
QmaxDesign discharge
NsBiochemical groove 102 processes the design load N of muds=0.4kgBOD5/kgMLSS·d
SrThe BOD5 (kg/m3) removed
Then biochemical groove 102 volume V, V=V are calculatedsi+VF+Vb, in formula,
VsiMud volume m needed for metabolic response3, Vsi=Vs
Vs=1.2 SVI MLSS, wherein, if the SVI=90ml/g of mud,
VFReaction tank changes water capacity (water inlet volume) m3,
VbProtection volume m3。
Pass through said method, it is possible to the volume of biochemical groove 102 is calculated in advance, it is ensured that biochemical groove
102 have sufficiently large volume carries out sewage purification.
The volume of biochemical groove 102 is first designed by the present embodiment, to meet the requirement of sewage disposal,
Then manufacture sump, sewage is pumped in biochemical groove 102, when flowing into quantitatively in biochemical groove 102
After sewage, utilize aerator 204 that sewage and mud are carried out aeration, aeration one in biochemical groove 102
After the section time, stop aeration, allow the sewage of biochemical groove 102 and mud stand.Enter again through aeration
The sewage that row stands, it may appear that the phenomenon that solid-liquid separation, i.e. liquid separate with mud.Then will stand
After be deposited on the mud bottom biochemical groove 102 and extract biochemical groove 102 out, by unnecessary sludge reflux.Work as life
When the height of mud drops to certain altitude in change groove 102, stop sludge reflux, after standing separation
The water body that is cleaned of upper strata pump to the outside of biochemical groove 102, it is achieved the purified treatment to sewage.
For a person skilled in the art, this utility model can have various modifications and variations.All
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made,
Within should be included in protection domain of the present utility model.
Claims (10)
1. a underground sewage disposal system system, it is characterised in that include regulating tank, biochemical groove and sky
Press,
Being provided with the first airlift pump in described regulating tank, the charging aperture of described first airlift pump is near described tune
The bottom of joint groove, the discharging opening of described first airlift pump connects with described biochemical groove, described first air stripping
Pump is connected with described air compressor machine by the first pipeline,
It is provided with the second airlift pump, water outlet airlift pump and aerator, described second air stripping in described biochemical groove
The charging aperture of pump is near the bottom of described biochemical groove, the discharging opening of described second airlift pump and described regulation
Groove connects, and described second airlift pump is connected with described air compressor machine by the second pipeline,
The water inlet of described water outlet airlift pump higher than the charging aperture of described second airlift pump, described in go out aqueous vapor
Carrying the outlet of pump and the ft connection of biochemical groove, described water outlet airlift pump passes through the 3rd pipeline with described
Air compressor machine is connected,
Described aerator passes through the 4th pipeline less than the charging aperture of described second airlift pump, described aerator
It is connected with described air compressor machine.
Underground sewage disposal system system the most according to claim 1, it is characterised in that also include
Control chamber, the first control valve, the second control valve, the 3rd control valve and the 4th control valve,
Described control chamber respectively with described first control valve, described second control valve, described 3rd control
Valve, described 4th control valve and described air compressor machine connect, for controlling the first control of the first pipeline break-make
Valve processed is arranged on described first pipeline, is arranged on for controlling the second control valve of the second pipeline break-make
On described second pipeline, it is arranged on described 3rd pipe for controlling the 3rd control valve of the 3rd pipeline break-make
Lu Shang, is arranged on described 4th pipeline for controlling the 4th control valve of the 4th pipeline break-make.
Underground sewage disposal system system the most according to claim 1, it is characterised in that also include
Disinfection trough, the top of described disinfection trough connects with the outlet of described water outlet airlift pump.
Underground sewage disposal system system the most according to claim 3, it is characterised in that also include
Dephosphorization groove, the bottom of described dephosphorization groove connects with the bottom of described disinfection trough, the top of described dephosphorization groove
Ft connection with dephosphorization groove.
Underground sewage disposal system system the most according to claim 1, it is characterised in that also include
Frame trough, is provided with the grid for impurity screening in described frame trough, the bottom of described frame trough and institute
State the bottom connection of regulating tank.
Underground sewage disposal system system the most according to claim 5, it is characterised in that also include
Oil partition tank, is provided with the dividing plate for filtering oils and fats in described oil partition tank, described oil partition tank is arranged on described
Between frame trough and described regulating tank, the bottom of described frame trough connects with the bottom of described oil partition tank,
The bottom of described oil partition tank connects with the bottom of described regulating tank.
Underground sewage disposal system system the most according to claim 1, it is characterised in that described tune
The top of joint groove connects with the top of described biochemical groove, the top of described biochemical groove and described biochemical groove
Ft connection.
Underground sewage disposal system system the most according to claim 1, it is characterised in that described tune
It is provided with liquidometer in joint groove and/or described biochemical groove.
Underground sewage disposal system system the most according to claim 1, it is characterised in that described
One airlift pump, described second airlift pump, described water outlet airlift pump are pulsed airlift pump.
Underground sewage disposal system system the most according to claim 1, it is characterised in that described
Regulating tank and/or described biochemical groove are tank body, and described tank body includes four sidewalls, and two of which is relative
Sidewall is plane, and two other relative sidewall is cambered surface, and the top of described tank body offers manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408865.6U CN205603298U (en) | 2016-05-06 | 2016-05-06 | Buried sewage treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620408865.6U CN205603298U (en) | 2016-05-06 | 2016-05-06 | Buried sewage treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776514A (en) * | 2016-05-06 | 2016-07-20 | 成都太古科技有限公司 | Buried sewage treatment system and sewage treatment method |
| CN110342747A (en) * | 2019-07-23 | 2019-10-18 | 江苏中车环保设备有限公司 | A kind of family sewage buffering separation lifting device |
-
2016
- 2016-05-06 CN CN201620408865.6U patent/CN205603298U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776514A (en) * | 2016-05-06 | 2016-07-20 | 成都太古科技有限公司 | Buried sewage treatment system and sewage treatment method |
| CN110342747A (en) * | 2019-07-23 | 2019-10-18 | 江苏中车环保设备有限公司 | A kind of family sewage buffering separation lifting device |
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