CN207468289U - A kind of integrated biological sewage denitrifying descaling device - Google Patents

Abstract

A kind of integrated biological sewage denitrifying descaling device.There is housing (1), the mud-water separating area (4) that outer vertical plate (2) is formed in housing between housing wall is connected with water outlet (1d)；Interior vertical plate (3) is in housing, the upper and lower side of the flow rising passway (5) of one side communicates respectively with the flow decline passway of its opposite side (6) top and the bottom, and the import of mud-water separating area is communicated with the middle and lower part of flow decline passway；Sludge accumulation area (7) below interior vertical plate is communicated with the water inlet (1a) of housing cavity bottom wall and mud discharging mouth (1b)；Sludge pump (8a) in efflux aerator (8) is connected with the aerator (8b) positioned at flow rising passway (5) middle and lower part by pipe fitting (8c), sludge pump inlet is communicated with sludge accumulation area, and the ejector (8d) on the pipe fitting is connected with air inlet pipe (8e) lower end of control valve (8f).Have the characteristics that improve treatment effect and stable.

Description

A kind of integrated biological sewage denitrifying descaling device

Technical field

The utility model is related to technical field of biological sewage treatment, specially a kind of integrated biological sewage denitrifying descaling dress It puts.

Background technology

Sewage Biological Treatment, which refers to, is removed the pollutants such as organic matter, nitrogen, phosphorus, the SS in sewage using the metabolism of microorganism It removes, makes to purify the sewage.The necessary condition for realizing bio-denitrifying sewage dephosphorization is to create anaerobism, anoxic and aerobic environment.

Publication No. CN104150589A, application number 201410421119.6 document disclosed in a kind of " integration is without ladder Spend activated sludge sewage-treatment plant ", structure includes the housing for vertical cylinder, and it is vertical to be equipped with outer layer in the housing cavity Cylinder and the vertical cylinder of internal layer, the vertical cylinder of outer layer (i.e. so-called " three phase separator ") are and described positioned at housing cavity top Cyclic annular mud-water separating area is formed between housing wall, cyclic annular mud-water separating area top is equipped with discharge outlet；The vertical cylinder of internal layer is (i.e. So-called " enhancing tube ") inner cavity for flow rising passway, the chamber on the outside of the vertical barrel wall of internal layer is flow to lower channel, interior The upper and lower nozzle of the vertical cylinder of layer communicates respectively with the flow to the upper and lower part of lower channel, and forms the water in the housing Flow circulation canal；Under cyclic annular mud-water separating area between the vertical cylinder of the outer layer and housing wall and the flow are into lower channel Portion communicates；Setting wastewater inlet in the middle part of the vertical walls of the housing, the middle and lower part of housing vertical walls are set (i.e. below wastewater inlet) Sludge outlet is put, the lower end setting air diffuser of the vertical cylinder lumen of internal layer by air line and is located at outside housing The air pump connection in portion.The processing unit is discharged using the air that air pump provides by diffuser, to sewage oxygenation and shape Make water circulation channel internal circulation flow of the sewage in housing into effect is promoted, realize sewage purification.Its deficiency is：1) due to Air diffuser is located at the lower end of vertical internal layer cylinder inner cavity, and water inlet and sludge outlet are in the vertical walls of housing (top of housing lower cone section), first, downward with the flow circular passage of water inlet and sludge outlet communicates, in operation, institute The sewage of entrance and flowing water stream is in the region and dynamically mixes shape into lower channel i.e. with flow by the sludge of discharge State, i.e., without apparent high concentration sludge accumulation regions, the pollutant in sewage is difficult to obtain the suction-operated and suction of high concentration sludge Attached effect；Second, the sludge concentration of sludge outlet discharge is low, it is unfavorable for the processing of follow-up sludge；Third, water inlet and sludge go out Mouthful be set in the vertical walls of housing central section and middle and lower part, housing cavity bottom section there are sludgd deposition and hardened phenomenon, and In the component for overhauling housing and inner cavity, it is impossible to be directly vented the mud mixture of housing cavity lower part by outlet, no Convenient for the maintenance and repair of equipment.2) it is carried since the device is single using the air that air pump provides as to sewage oxygenation and flow It rises and the power that is flowed in circulation canal, there is the contradiction for promoting power and oxygenation capacity, when with influent quality, water Change, when dissolved oxygen concentration is excessively high in housing, it is desirable to reduce air capacity, and reducing air capacity can cause to promote power reduction, carry Liter power reduces the muddy water mixed effect in the rate of circulating flow and mixed liquor that will influence sewage, so as to influence treatment effect, works as shell When internal dissolved oxygen concentration is too low, air capacity need to be increased, air capacity can cause to promote power increase when increasing, promote power and increase When big muddy water mixing intensity can enhance, and excessive muddy water mixing intensity can restrict the formation of active pollution index, in device Each region of water circulation channel is difficult to generate the concentration difference of dissolved oxygen, it is difficult to formed in the device it is apparent, when having certain flow through Between anaerobism, anoxic and aerobic alternate environment, so as to influence Nitrogen/Phosphorus Removal, thus be unfavorable for operation process stablize fortune Row.In addition, the entrance in cyclic annular mud-water separating area lower end, the upper plate inside vertex of the import is more than the inside of its lower plate Vertex, in operation, for the nitrogen that anti-nitration reaction generates in uphill process, part nitrogen can be imported ring-type by the upper plate of import In mud-water separating area (three-phase separation area), the mud-water separation effect in cyclic annular Disengagement zone is influenced, so as to influence SS removals；The device Water outlet directly communicated with cyclic annular mud-water separating area top, be easy to cause the mud for being discharged short stream and influencing cyclic annular mud-water separating area Water separating effect；The device is composed of three cylinder nestings, and structure is more complicated.

Utility model content

The purpose of this utility model is that proposition can improve treatment effect and stable integrated sewage water biological denitrificaion removes Phosphorus device, active sludge absorption, anaerobism, aerobic and anoxic environment, can effectively remove organic matter in sewage, nitrogen, phosphorus, SS improves treatment effect.

The technical solution of the utility model aim is realized, referring to Fig. 1：

Housing 1 including vertical cylinder；

Intracavitary is equipped with outer vertical plate 2 and interior vertical plate 3 in the housing 1；

The mud-water separating area 4 positioned at the housing middle and upper part, muddy water are formed between the outer vertical plate 2 and the housing wall 4 top of Disengagement zone is connected with water outlet 1d；

1 inner cavity of housing is divided into two chambers by the interior vertical plate 3, and the chamber of interior 3 side of vertical plate is flow Rising passway 5, opposite side are flow decline passway 6, the upper and lower end of the flow rising passway 5 respectively with flow decline passway 6 Upper and lower part communicate, i.e., water circulation channel, the mud-water separating area 4 positioned at housing middle and upper part are formed in the housing 1 Import 4a communicated with the middle and lower part of flow decline passway 6；

1 intracavity bottom of lower section, that is, housing of 3 lower end of interior vertical plate is equipped with sludge accumulation area 7；

1 bottom wall of inner cavity of housing be equipped with water inlet 1a and mud discharging mouth 1b, water inlet 1a and mud discharging mouth 1b respectively with institute Sludge accumulation area 7 is stated to communicate；

Equipped with efflux aerator 8, efflux aerator 8 includes sludge pump 8a and positioned at interior 3 side of vertical plate The outlet of the aerator 8b, the sludge pump 8a of 5 middle and lower part of flow rising passway are with the entrance of the aerator 8b by pipe fitting 8c Connection, the muddy water import of sludge pump 8a are connected with the sludge accumulation area 7, and the pipe fitting 8c is equipped with ejector 8d, ejector The lower end of air intlet connection air inlet pipe 8e on 8d, air inlet pipe 8e tops are equipped with the adjustable control valve 8f into air capacity, Negative pressure under the ejector working condition sucks the air from air inlet pipe；Sludge pump 8a institutes in efflux aerator 8 The power of offer makes high concentration sludge, sewage and the air for coming from air inlet pipe 8e in sludge accumulation area 7, passes through ejector 8d Be sufficiently mixed, turbulent flow cutting after by aerator 8b be aerated and into the vertical plate side 5 epimere of flow rising passway (i.e. aerobic zone) to provide activated sludge and oxygenation by treated sewage under aerobic environment, while is flow in circulation canal Flowing provide power.

It is further：

Under aerator 8b in the efflux aerator 8 is located in the flow rising passway 5 of interior 3 side of vertical plate The structure in portion, i.e., the downward region of water stream channel 5 and flow direction-changing above aerator 8b, which is formed, acts on the aerobic of sewage Area, the water stream channel region composition that the flow decline passway 6 of interior 3 opposite side of vertical plate connects with the aerobic zone tail end act on The anoxic zone of sewage, region that is below aerator 8b and connecting with the anoxic zone tail end form the anaerobism for acting on sewage Area, anaerobic zone tail end connect with the front end of the aerobic zone, and the sludge accumulation area 7 is located in the anaerobic zone, i.e., described Aerator 8b in efflux aerator 8 is located at the structure of 5 middle and lower part of flow rising passway, i.e., in the housing 1 It is formed in water circulation channel and acts on sewage, end to end sludge absorption area/anaerobic zone, anoxic zone and aerobic zone, i.e., Outside " anaerobism, anoxic, aerobic " environment necessary in so-called bio-denitrifying sewage dephosphorization processing procedure is met, the height in anaerobic zone Concentration activated sludge also adsorbs the pollutant in sewage, realizes in the water circulation channel in the housing 1 to dirt Water forms cycle again and again and carries out activated sludge absorption/anaerobic organism reaction, aerobe reaction, anoxic biological respinse.

1 top of housing is equipped with water collecting dike 1c, and water collecting dike 1c is communicated with 4 top of mud-water separating area, had on water collecting dike 1c The water outlet 1d, i.e. 4 top of mud-water separating area are connected by water collecting dike 1c with the water outlet 1d.

The import 4a is located at the lower end of the mud-water separating area 4, and the lower section of the import 4a is set by upper and lower two inclined plate The component 10 that plate end is connected, declined board is tilting upwards, and inclined board is tilting downwards, outer end and the shell of the upper and lower inclined plate The inner wall connection of body, the inside vertex after the upper and lower two inclined plates inner end connection protrude from the import 4a and positioned at import Below 4a, tilting declined board can stop that the gas of formation is precipitated in the nitrogen of lower section anoxic zone anti-nitration reaction generation from water upwards Bubble enters in mud-water separating area 4, and the bubble is avoided, which to enter, influences mud-water separation effect in mud-water separating area 4.

Utility model works Principle of Process and effect：

During working continuously, processed sewage by water inlet 1a enter 1 intracavity bottom of housing and for anaerobism ring The sludge accumulation area 7 in border, sewage under high-concentration activated sludge and anaerobic environment first by carry out activated sludge absorption and The biological treatment of anaerobic environment, high-concentration activated sludge adsorbs the pollutant in sewage, and removes the portion in sewage Divide organic matter and SS and part nitrogen, phosphorus, reduce the pollutant concentration in the sewage of subsequent processing, accordingly improve device Capacity of resisting impact load and treatment effect, meanwhile, high-concentration activated sludge consumes dirty Organic substance in water simultaneously under anaerobic environment Phosphorus is discharged, realizes the anaerobic phosphorus release reaction of Sewage Biological Treatment, is that the aerobic environment biological phosphate-eliminating of subsequent processes creates item Part；Sewage after high concentration sludge suction-operated and anaerobic phosphorus release, under the action of the efflux aerator 8 and to upstream It is dynamic, into the aerator 8b above aerobic zone carry out the biological treatment of aerobic environment, provide activity by efflux aerator 8 Sludge and air, air are oxygenated and are stirred to sewage, and improve the activated sludge concentration of aerobic zone, are in aerobic environment Sewage is sufficiently mixed with activated sludge, and activated sludge realizes degradation and removal to the organic matter in sewage, is carried out at the same time nitrification Ammonia nitrogen in sewage is converted into nitrate nitrogen and nitrite nitrogen by reaction and aerobic biological phosphate-eliminating, nitration reaction, so as to aerobic Area further removes organic matter, ammonia nitrogen and phosphorus in sewage, and creates conditions for follow-up anaerobic environment denitrification denitrogenation；Through aerobic Treated under environment sewage enters the anoxic zone and carries out biological treatment under anaerobic environment immediately, and activated sludge is lacking Anti-nitration reaction is carried out under the conditions of oxygen, nitrate nitrogen and nitrite nitrogen are converted into nitrogen while consumption dirty Organic substance in water Gas is escaped from water, so as to remove total nitrogen and further organics removal；The mud mixture handled through anaerobic environment, via institute The import 4a for stating 4 lower part of mud-water separating area enters the progress mud-water separation of mud-water separating area 4, i.e., divides activated sludge from sewage From, removing the SS in sewage, water after separation is then in uniform overflow to the water collecting dike 1c on 4 top of mud-water separating area, until by Water outlet is discharged, and the activated sludge mixture after separation sinks down into the sludge accumulation area 7 of the housing bottom cavity, realizes that activity is dirty Mud flows back, and forms high-concentration activated sludge in sludge accumulation area；Intake and the sludge pump 8a are adjusted by control valve 8f The flow of the mud mixture of output matches with flow velocity, realizes the required dissolved oxygen concentration in aerobic zone, anoxic zone operation, Each region of water circulation channel generates the concentration difference of dissolved oxygen, forms apparent, to have certain flow time anaerobism, anoxic and becomes reconciled Oxygen alternate environment, cycle carries out activated sludge absorption/detest to sewage again and again in the water circulation channel in the housing 1 Oxygen biological respinse, aerobe reaction, anoxic biological respinse, realize effectively removing for pollutant；Periodically arranged by mud discharging mouth 1b Put excess sludge and otherwise processed.

The utility model technique effect：

1st, since the utility model is equipped with sludge accumulation area 7 in 1 intracavity bottom of housing and is located in anaerobic environment region, and The water inlet 1a and mud discharging mouth 1b being located in shell bottom wall are communicated with sludge accumulation area 7, one is so that the sewage entered is first High-concentration activated sludge absorption and the biological treatment of anaerobic environment are first carried out, high-concentration activated sludge is dirty to the part in sewage Dye object is adsorbed, and removes the partial organic substances in sewage and SS and part nitrogen, phosphorus, while activated sludge is in anaerobism ring Organic substance in water is consumed under border and discharges phosphorus, realizes the anaerobic phosphorus release reaction of Sewage Biological Treatment, is the aerobic ring of subsequent processing Border biological phosphate-eliminating creates conditions, since the attached effect of absorption of high-concentration activated sludge is reduced in subsequent processing sewage Pollutant concentration, wastewater treatment efficiency can be improved by accordingly improving the capacity of resisting impact load of device；The second is mud discharging mouth 1b with The high concentration sludge accumulation regions of housing bottom cavity communicate, and the sludge concentration discharged is high, reduce the difficulty of follow-up specific resistance to filtration Degree and processing cost, and the water inlet 1a and the muddy water of sludge pump 8a muddy water imports communicated in shell bottom wall with sludge accumulation area 7 Mixture, which flows stirring action and sludge is regularly discharged from bottom, can avoid the hardened phenomenon of sludge, can reduce device Maintenance workload；Third, mud discharging mouth 1b has the function of blow-down pipe concurrently, directly the muddy water in housing chamber can be mixed by the mud discharging mouth Object emptying is closed, be conducive to the maintenance and repair of equipment and improves the working efficiency of plant maintenance and maintenance.

2nd, since the utility model is equipped with efflux aerator 8, first, the sludge pump 8a in efflux aerator 8, can incite somebody to action The high concentration sludge in sludge accumulation area is promoted to the aerobic zone above aerator 8b, to improve aerobic environment and follow-up anaerobic environment Activated sludge concentration, so as to improve treatment effect of the sewage under aerobic and anaerobic environment；Second, the high concentration being elevated is lived Property sludge, sewage and the air from air inlet pipe 8e be sufficiently mixed through ejector 8d effects, when flowing through ejector 8d, production The raw drastic shift for just pressing to negative pressure generates fluid turbulence cutting and syncretizing effect, big grain size sludge flco is cut into granule Diameter sludge flco increases the specific surface area of sludge flco, simultaneously because suction function sucks the air containing oxygen and increases oxygen Solubility of the gas in sewage, then by aerator 4d, to aerobic zone, air and sludge, sewage are realized in aerobic zone for injection upwards Mixing and flowing, sludge, the mixing of dirty water and air and mass transfer effect can be improved, accelerate pollutant oxidation so as to improve to pollution The removal effect of object, so as to improve the removal rate for improving wastewater pollutants；Third, it is set on air inlet pipe 8e in efflux aerator 8 There is the control valve 8f of adjustable air inflow, intake and the mud mixture of sludge pump 8a outputs are adjusted by control valve 8f Flow match with flow velocity, realize the required dissolved oxygen concentration in aerobic zone, anoxic zone operation, be conducive to active pollution index Formation, each region of water circulation channel generates the concentration difference of dissolved oxygen in device, formed it is apparent, have certain flow time Anaerobism, anoxic and aerobic alternate environment so as to improve Nitrogen/Phosphorus Removal, are realized the stable operation of the utility model, are overcome Background technology is single using the air that air pump provides as the lance for promoting power and oxygenation capacity present in promoting power and be oxygenated The deficiency of shield.

3rd, the component that the lower section setting of the import 4a of 4 lower end of mud-water separating area is connected by upper and lower two inclined plates plate end 10, declined board is tilting upwards, and inclined board is tilting downwards, and the inside vertex after the upper and lower two inclined plates inner end connection protrudes from institute The import 4a that states and below import 4a, tilting declined board can stop the nitrogen of lower section anoxic zone anti-nitration reaction generation upwards The bubble that formation is precipitated in gas from water enters in mud-water separating area 4, and the bubble is avoided, which to enter, influences muddy water in mud-water separating area 4 Separating effect is conducive to improve the mud-water separation effect in mud-water separating area 4.

4th, due to the upper part of the housing be equipped with communicate with 4 top of mud-water separating area with water collecting dike 1c, on water collecting dike 1c The water outlet 1d stated, i.e. 4 top of mud-water separating area are connected by water collecting dike 1c with the water outlet 1d, i.e. mud-water separating area 4 Water outlet initially entered in water collecting dike 1c by top, then discharged by water outlet 1d, since water collecting dike 1c is to coming from mud-water separation Area 4 water outlet with adjustment effect, it can be achieved that water uniformly go out stream, the short flow phenomenon of water outlet can be eliminated, be conducive to operating status Stabilization, improve the mud-water separation effect of mud-water separating area 4, other pollutants of effluent SS and its carrying reduced, so as to carry High pollution object removal rate.

5th, it is to form the water circulation channel by setting outer vertical plate 2 and interior vertical plate 3 in the housing 1, It is simple in structure, manufacture cost can be reduced.

Other features possessed by the utility model will combine specific embodiment with effect and further illustrate.

The utility model is further illustrated with reference to the accompanying drawings and detailed description.

Description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the vertical view of Fig. 1, and the housing 1 for illustrating vertical cylinder is the vertical tube structure of square shape；

The housing 1 that Fig. 3 schematically illustrates vertical cylinder is the vertical tube structure of round.

Specific embodiment

Referring to attached drawing, the utility model includes the housing 1 of vertical cylinder；Intracavitary is equipped with outer 2 He of vertical plate in the housing 1 Interior vertical plate 3；The mud-water separating area 4 positioned at the housing middle and upper part, mud are formed between the outer vertical plate 2 and the housing wall 4 top of water Disengagement zone is connected with water outlet 1d；1 inner cavity of housing is divided into two chambers by the interior vertical plate 3, interior vertical The chamber of 3 side of plate be flow rising passway 5, opposite side be flow decline passway 6, the upper and lower end of the flow rising passway 5 The upper and lower part with flow decline passway 6 communicates respectively, i.e., water circulation channel is formed in the housing 1, described to be located at housing The import 4a of the mud-water separating area 4 of middle and upper part is communicated with the middle and lower part of flow decline passway 6；Under 3 lower end of interior vertical plate Side is that 1 intracavity bottom of housing is equipped with sludge accumulation area 7；1 bottom wall of inner cavity of housing is equipped with water inlet 1a and mud discharging mouth 1b, into Mouth of a river 1a and mud discharging mouth 1b is communicated respectively with the sludge accumulation area 7；The lower part of the outer vertical plate 2 is towards the housing 1 The sloping plate type structure of side wall is formed under the mud-water separating area 4 between the lower end of the sloping plate type structure and the housing sidewall The import 4a at end.

In implementation, the housing 1 of the vertical cylinder can be the vertical tube structure of square shape or be the vertical cylinder knot of round Structure, referring to Fig. 2, Fig. 3；When the housing 1 is round vertical tube structure, the outer vertical plate 2 is preferably that circular shape erects To plate body, referring to Fig. 3.

In implementation, the lower part of the housing 1 is conical structures, and the sludge accumulation area 7 is located at 1 time subordinate's cone of housing In body structure inner chamber, the water inlet 1a and mud discharging mouth 1b are on the bottom wall of 1 lower part lower cone inner cavity of housing, under housing 1 The conical structures in portion are conducive to the aggregation of activated sludge and improve the activated sludge concentration in sludge accumulation area, and can eliminate water Circulation canal is flowed at the region dead angle；2 two side of outer vertical plate connect fixation with 1 middle and upper part vertical walls of housing respectively, interior 3 two side of vertical plate connect fixation with the stage casing vertical walls of housing 1 respectively.

3 lower end of interior vertical plate is the sloping plate type structure 9 towards outer 2 direction of vertical plate, which advantageously reduces dirt Dredge pump 8a run when its muddy water import to sludge accumulation area 7 with the influence of exterior domain.

Equipped with efflux aerator 8, efflux aerator 8 includes sludge pump 8a and positioned at interior 3 side of vertical plate The outlet of the aerator 8b, the sludge pump 8a of 5 middle and lower part of flow rising passway are with the entrance of the aerator 8b by pipe fitting 8c Connection, the muddy water import of sludge pump 8a are communicated with the sludge accumulation area 7, and the pipe fitting 8c is equipped with three way type ejector 8d, The lower end of air intlet connection air inlet pipe 8e on three way type ejector 8d, air inlet pipe 8e tops are equipped with adjustable into air capacity Control valve 8f, the negative pressure under the ejector working condition sucks the air from air inlet pipe；Pass through the control valve 8f The flow for adjusting intake and the sludge pump 8a mud mixtures exported matches with flow velocity, realizes aerobic zone, anoxic zone The required dissolved oxygen concentration of operation, the power that the sludge pump 8a in efflux aerator 8 is provided make in sludge accumulation area 7 High concentration sludge, sewage and the air for coming from air inlet pipe 8e, be sufficiently mixed by ejector 8d, turbulent flow cutting after by exposing Gas device 8b is aerated and enters 5 epimere of flow rising passway (i.e. aerobic zone) of interior 3 side of vertical plate, is under aerobic environment Activated sludge and oxygenation are provided by treated sewage, while the flowing for being flow in circulation canal provides power；It is described in implementation Air inlet pipe 8e can be fixed by components such as rod pieces with housing, and aerator 8b can be connect admittedly by components such as rod pieces with interior vertical plate 3 It is fixed；The quantity and arrangement form of the aerator 8b is determined according to the sectional area of flow rising passway 5.Enter when by water inlet 1a Sewage flow and pollutant concentration vary widely, in implementation, can in addition set for conditioning of mud pump 8a driving electricity The frequency converter of machine rotation speed change by changing the rotating speed of the driving motor, makes the flow of the output of sludge pump 8a be produced with lift Raw respective change matches with the intake adjusted.

In shown in Fig. 1, the sludge pump 8a in the sludge lifting device 8 is located at outside the housing 1, the sludge pump Muddy water import is connected by sludge pipe 8g with the sludge accumulation area 7 in anaerobic environment；In implementation, the jet-flow aeration dress The sludge pump 8a in 8 is put to may be alternatively located in the sludge accumulation area 7 of 1 intracavity bottom of housing, sludge pump 8a is then Driving-mud Pump, this Under structure, the muddy water import of the Driving-mud Pump is directly communicated with the sludge accumulation area 7 in anaerobic environment, described latent Sewage sludge pump can be used autocoupling type and be installed on 1 intracavity bottom of housing, and the ejector 8d and air inlet pipe 8e then can be by the housings Outside is moved in the flow rising passway 5 of 3 side of interior vertical plate.

Under aerator 8b in the efflux aerator 8 is located in the flow rising passway 5 of interior 3 side of vertical plate The downward region of flow rising passway 5 and flow direction-changing above the structure in portion, i.e. aerator 8b, which is formed, acts on the good of sewage Oxygen area, the water stream channel region composition that the flow decline passway 6 of interior 3 opposite side of vertical plate connects with the aerobic zone tail end act on Region that is below the anoxic zone of sewage, aerator 8b and connecting with the anoxic zone tail end forms and acts on detesting for sewage Oxygen area, anaerobic zone tail end connect with the front end of the aerobic zone, and the sludge accumulation area 7 is located in the anaerobic zone；Work as institute When stating 1 lower part of housing as conical structures, the sludge accumulation area 7 is to be located at intracavitary in housing 1 lower part conical structures to detest In oxygen region, i.e., the aerator 8b in described efflux aerator 8 is located at the structure of 5 middle and lower part of flow rising passway, Formed in water circulation channel i.e. in the housing 1 sludge absorption area/anaerobic zone that act on sewage, end to end, Anoxic zone and aerobic zone, i.e., necessary in so-called bio-denitrifying sewage dephosphorization processing procedure is met " anaerobism, anoxic, aerobic " ring Overseas, can also the pollutant in sewage be adsorbed by being gathered in the high-concentration activated sludge of anaerobic zone lower part, and sewage is described The activated sludge absorption of cycle progress again and again/anaerobic organism reaction, aerobe are anti-in water circulation channel in housing 1 It answers, anoxic biological respinse.

1 top of housing is equipped with water collecting dike 1c, and water collecting dike 1c is communicated with 4 top of mud-water separating area, had on water collecting dike 1c The water outlet 1d, i.e. 4 top of mud-water separating area are connected by water collecting dike 1c with the water outlet 1d, mud-water separating area 4 The water outlet on top is initially entered in water collecting dike 1c, is then discharged by water outlet 1d, and water collecting dike 1c is to going out from mud-water separating area 4 Water has adjustment effect, it can be achieved that water uniformly goes out stream, can eliminate the short flow phenomenon of water outlet, be conducive to the stabilization of operating status, The mud-water separation effect of mud-water separating area 4 is improved, other pollutants of effluent SS and its carrying are reduced, so as to improve pollutant Removal rate.

The import 4a is located at the lower end of the mud-water separating area 4, and the lower section of the import 4a is set by upper and lower two inclined plate The component 10 that plate end is connected, declined board is tilting upwards, and inclined board is tilting downwards, outer end and the shell of the upper and lower inclined plate The inner wall connection of body, the inside vertex after the upper and lower two inclined plates inner end connection protrude from the import 4a and positioned at import Below 4a, i.e. without component, upward tilting declined board can avoid anoxic zone anti-nitration reaction below on the top of the import 4a The bubble that formation is precipitated in the nitrogen of generation from water enters in mud-water separating area 4 and influences the mud-water separation in mud-water separating area 4 The mud mixture of channel 6 can be smoothly upwardly directed mud-water separating area 4 and can will be in mud-water separating area 4 by effect, inclined board The middle sludge completed mud-water separation and sunk is directed downwardly toward sludge accumulation area 7.

Implementation structure described in above-mentioned specific embodiment is not all real under technical solutions of the utility model Structure is applied, other implementation structures based on technical solutions of the utility model belong to the scope of the utility model.

Claims (9)

1. a kind of integrated biological sewage denitrifying descaling device, the housing (1) including vertical cylinder, it is characterized in that：

The interior intracavitary of the housing (1) is equipped with outer vertical plate (2) and interior vertical plate (3)；

The mud-water separating area (4) positioned at the housing middle and upper part, muddy water are formed between the outer vertical plate (2) and the housing wall Disengagement zone (4) top is connected with water outlet (1d)；

The housing (1) inner cavity is divided into two chambers by the interior vertical plate (3), and the chamber of interior vertical plate (3) side is water Flow rising passway (5), opposite side is flow decline passway (6), the upper and lower side of the flow rising passway (5) respectively under flow The top and the bottom of drop channel (6) communicate, i.e., form water circulation channel in the housing (1), described positioned at housing middle and upper part The import (4a) of mud-water separating area (4) is communicated with the middle and lower part of flow decline passway (6)；

Lower section, that is, housing (1) intracavity bottom of interior vertical plate (3) lower end is equipped with sludge accumulation area (7)；

Housing (1) bottom wall of inner cavity is equipped with water inlet (1a) and mud discharging mouth (1b), water inlet (1a) and mud discharging mouth (1b) point It is not communicated with the sludge accumulation area (7)；

Equipped with efflux aerator (8), efflux aerator (8) is including sludge pump (8a) and positioned at the interior vertical plate (3) one The aerator (8b) of flow rising passway (5) middle and lower part of side, outlet and the aerator (8b) of the sludge pump (8a) Entrance is connected by pipe fitting (8c), and the muddy water import of sludge pump (8a) is connected with the sludge accumulation area (7), on the pipe fitting (8c) Equipped with ejector (8d), the air intlet on ejector (8d) connects the lower end of air inlet pipe (8e), and air inlet pipe (8e) top is equipped with The adjustable control valve (8f) into air capacity.

2. a kind of integrated biological sewage denitrifying descaling device described in accordance with the claim 1, it is characterized in that：The jet-flow aeration Aerator (8b) in device (8) is positioned at flow rising passway (5) middle and lower part of interior vertical plate (3) side, i.e., described It is formed in water circulation channel in housing (1) and acts on sewage and end to end anaerobic zone, anoxic zone and aerobic zone, The sludge accumulation area (7) is in the anaerobic zone.

3. a kind of integrated biological sewage denitrifying descaling device described in accordance with the claim 1, it is characterized in that：The housing (1) Lower part for conical structures, the sludge accumulation area (7) is i.e. positioned at the anaerobic zone of intracavitary in the conical structures of housing (1) lower part In region, the water inlet (1a) and mud discharging mouth (1b) are i.e. on the bottom wall of housing (1) lower part conical structures inner cavity.

4. a kind of integrated biological sewage denitrifying descaling device described in accordance with the claim 1, it is characterized in that：The housing (1) Top is equipped with water collecting dike (1c), and water collecting dike (1c) is communicated with mud-water separating area (4) top, has the water outlet on water collecting dike (1c) Mouth (1d), i.e. mud-water separating area (4) top is connected by water collecting dike (1c) with the water outlet (1d).

5. a kind of integrated biological sewage denitrifying descaling device described in accordance with the claim 1, it is characterized in that：The import (4a) Positioned at the lower end of the mud-water separating area (4), the lower section of import (4a) sets the component being connected by upper and lower two inclined plates plate end (10), declined board is tilting upwards, and inclined board is tilting downwards, and the outer end of the upper and lower inclined plate is connect with the inner wall of the housing, institute It states the inside vertex after upper and lower two inclined plates inner end connection and protrudes from the import (4a) and below import (4a), upwards The bubble that tilting declined board can avoid the nitrogen of anoxic zone anti-nitration reaction generation below that formation is precipitated from water enters mud In water Disengagement zone (4).

6. a kind of integrated biological sewage denitrifying descaling device described in accordance with the claim 1, it is characterized in that：The interior vertical plate (3) lower end is the sloping plate type structure (9) towards outer vertical plate (2) direction.

7. a kind of integrated biological sewage denitrifying descaling device described in accordance with the claim 1, it is characterized in that：The jet-flow aeration Sludge pump (8a) in device (8) is external positioned at the housing (1), and the muddy water import of the sludge pump (8a) passes through sludge pipe (8g) is connected with the sludge accumulation area (7).

8. a kind of integrated biological sewage denitrifying descaling device described in accordance with the claim 1, it is characterized in that：The jet-flow aeration Sludge pump (8a) in device (8) is in the sludge accumulation area (7) of the housing (1) intracavity bottom, the sludge pump (8a) For Driving-mud Pump, the muddy water import of the Driving-mud Pump is directly communicated with the sludge accumulation area (7).

9. a kind of integrated biological sewage denitrifying descaling device described according to any one of claim 1-8, it is characterized in that： The housing (1) of vertical cylinder is the vertical tube structure of square shape or the vertical tube structure of round.