CN106430577A - Waste and sewage treatment system - Google Patents
Waste and sewage treatment system Download PDFInfo
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- CN106430577A CN106430577A CN201610826718.5A CN201610826718A CN106430577A CN 106430577 A CN106430577 A CN 106430577A CN 201610826718 A CN201610826718 A CN 201610826718A CN 106430577 A CN106430577 A CN 106430577A
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- water distributor
- gear mud
- tank body
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/20—Activated sludge processes using diffusers
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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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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a waste and sewage treatment system, comprising a first adjusting pond, an up-flow type anaerobic sludge pond, a second adjusting pond, a soluble gas water generator, a mute jet aerator, an aeration tank and a settling pond which are orderly connected; the settling pond is connected to the soluble gas water generator through a waste water backflow channel; the upper part of the up-flow type anaerobic sludge pond is web type three-phase separator, and the lower half part is a pulse-spray rotational flow water distributor. In conclusion, the waste and sewage treatment system improves the energy and efficiency of waste (sewage) water treatment technology under the condition of the same type of technical devices and the same structure volume and equipment power, solves defects of key technologies of the waste (sewage) water treatment technology in the anaerobic treatment unit device (pulse-spray rotational flow water distributor and the web type rotational flow water distributor) and the aerobic treatment unit (soluble gas water generator, the mute jet aerator and the aeration tank), and provides the performance cost of the technology, and also solves the problem about the noise of the jet aerator and has less impact on environment.
Description
Technical field
The present invention relates to high-concentration organic industrial waste water, urban sewage treatment technology field.
Background technology
Be applied at present high-concentration organic industrial waste water, city reason city sewage disposal have anaerobic activated sludge method and aerobic
Sludge technology.
Main efficacy results defect present in application：1. anaerobism mud bed (includes anaerobism mud bed water-locator and three separation
Device) structures specific surface area utilization rate is low, and flow path short circuit, sludge loss are serious, lead to treatment effeciency undesirable.2. aerobic
Activated sludge process aeration performance oxygen conversion ratio is low, and high energy consumption, pipe network plant maintenance under water are difficult.3. jet aerator noise is big,
Environment is had an impact
Cause the technological deficiency of effect defect：1. use groined type or ten existing anaerobism mud bed water distributor structure more
Font, the water-locator of this structure is generally fixedly mounted on structures bottom, is only used for the water distribution of fixed-direction；Three separation
The water in equilateral triangle section, gas, three separation of mud can only be provided；2. in aerobic activated sludge process aeration tank be compressed air with
The hybrid mode of normal pressure sewage leads to the low defect of oxygen conversion ratio；3. jet aerator air inlet Cross section Design gas is unreasonable,
Noise is big, ignores the impact to environment.
Content of the invention
The technical problem to be solved in the present invention is：
(1) anaerobism mud bed：1. the sewage and mud specific surface area utilization rate in structures, 2. solves three phase separator
Current short circuit, sludge loss problem；
(2) in oxygen activity sludge aeration tank oxygen conversion ratio, reduce equipment energy consumption problem；
(3) the big problem of jet aerator noise.
To achieve the above object of the invention, the technical solution adopted in the present invention is：Provide a kind of useless, sewage disposal system
System, including the first regulating reservoir being sequentially connected, upflow anaerobic sludge pond, the second regulating reservoir, gas-solution water generator, quiet jet
Aerator, aeration tank and sedimentation basin, sedimentation basin is connected to gas-solution water generator also by return of waste water passage；Upflow type anaerobic is dirty
The top of mud bed is divided into abdomen formula three phase separator, and cyclone water distributor is sprayed for arteries and veins in the latter half, and the first regulating reservoir sequentially passes through arteries and veins spray
Cyclone water distributor and abdomen formula three phase separator are connected with the second regulating reservoir.
Described arteries and veins spray cyclone water distributor includes annular water distribution pipe, and described annular water distribution pipe is connected with the first regulating reservoir, described
It is connected with multiple water distributors along its circumference on annular water distribution pipe, connect between described water distributor and sparge pipe, water distributor is all provided with
It is equipped with multiple water distributing pores, each water distributor is respectively connected with control valve；Described control valve is used for controlling the logical of current in water distributor
Disconnected, described control valve is arranged between the delivery port of sparge pipe and the water inlet of water distributor；It is provided with spray on described water distributing pore
Mouth；Described nozzle is obliquely installed on water distributor, and nozzle orifice is at an angle obliquely with respect to water distributor plane, and respectively
Nozzle on water distributor is oriented unification clockwise or counterclockwise；Described water distributor is all fixing even away from one end of sparge pipe
It is connected on a ring support.
Described abdomen formula three phase separator includes structures, the inversion type cone barrel being arranged in structures gear mud cone and solid-liquid
Separator, described gear mud cone upper end is enclosed construction, and lower end is hatch frame, described gear mud cone lower end edge its circumferentially fixed in structure
Build thing inwall, gear mud cone is respectively arranged with multiple pod apertures and multiple sludge reflux hole, gear mud cone upper end is provided with an exhaust
Mouthful, described solid-liquid separator is located at gear mud and bores the center at lower ending opening；Described solid-liquid separator is circular configuration, and it is horizontal
Section is spindle；It is provided with annular overflow trough, described overflow launder connects delivery port on inwall above described tank body；Described many
Individual pod apertures are arranged on the waist location of gear mud cone, are uniformly distributed along gear mud cone circumference；The plurality of sludge reflux hole is arranged on
Gear mud cone bottom, is uniformly distributed along gear mud cone circumference；Described exhaust outlet is connected with pressure-control valve.
Described gas-solution water generator, including tank body, tank body madial wall is provided with least one compressed air release device,
The compressed air release direction extended line of each compressed air release device and this compressed air release device place tank body position
The angle of tangent line be 30～60 °；Each compressed air release device is level or setting to the inclination of dissolved air water outlet side
Put；When the quantity of described compressed air release device is two or more, described compressed air release device is along one
The predetermined helix of root not etc. is not uniformly arranged arrangement, and this helix dissolved air water vortex to be formed with described tank body matches,
The air release direction of compressed air release device is in the radially symmetrical of tank body or to be uniformly arranged；Described two compressed airs
Release device is ultramicropore injector.
Described quiet jet aerator includes shower nozzle mixing wastewater with air room, and mixing wastewater with air room is located at below shower nozzle, mixing wastewater with air
The lower section of room is provided with the trunnion connecting with mixing wastewater with air room, and described trunnion is up big and down small bell-mouth structure of air；Described air water
Mixing chamber is up big and down small bell-mouth structure of air；It is enclosed with silencing apparatus outside described shower nozzle and air water mixing chamber.
Described silencing apparatus includes silencer and lower silencer, and upper silencer and lower silencer share a shell；On
Silencer is arranged on shell top half, including upper air passage, is provided with anechoic chamber in described upper air passage, upper air
The air intake of passage is provided with porous plate, and upper anechoic chamber is porous plate, upper air passage with the interface of upper air passage
Air intake and atmosphere, the outlet of upper air passage connected with mixing wastewater with air room；Lower silencer is arranged on shell lower half
Part, including lower air duct, is provided with lower anechoic chamber, the air intake of lower air duct is provided with described lower air duct
Porous plate, lower anechoic chamber is porous plate, the air intake of lower air duct and atmosphere with the interface of lower air duct,
The outlet of lower air duct is connected with mixing wastewater with air room；It is separated with porous plate between lower anechoic chamber and mixing wastewater with air room.
Originally practical beneficial effect is：
(1) anaerobism mud bed：1. three separators of abdomen formula are matched with tank body using the gear mud cone of inversion type cone barrel, and
Solid-liquid separator is set to spindle cross section structure, in sewage disposal, the specific surface area that can be effectively increased this device utilizes
Rate, forms in tank body that mud is secondary touches loop, efficiently solves low the led to dirt of existing structure specific surface area utilization rate
Mud loses problem；2. using annular setting, the break-make of water distributor is controlled arteries and veins spray cyclone water distributor respectively by magnetic valve, real
Existing whole section, omnirange water distribution, improve structures specific surface area utilization rate；And pass through the control to each magnetic valve for the controller,
Realize the control to water distribution frequency and flow, processing procedure produces pulse and rises eddy flow, so that the granule sludge of Sludge Bed is existed
Remain suspension in processing procedure, realize being fully contacted between mud and sewage, improve sewage treating efficiency, solve three
The short circuit of phase separator current, sludge loss problem；
(2) gas-solution water generator improves the place of oxic activated sludge process technology under conditions of identical device power
Reason ability (for air cellular aeration, flexible pipe aeration, mechanical underwater jet aeration, the comparison between projects of mechanical Inka aeration equipment) 20-
25%, reduce the problem of equipment energy consumption；Pollution enters aeration tank after the molten gas of this dissolved-gas water generator, in this aeration tank under water
No pipe network, valve, traditional aeration head, no equipment removes maintaining trouble and worry from it is adaptable to any shape under water for aeration tank
Aeration tank, it is to avoid flow path breaking phenomena, improves structures specific surface area utilization rate；
(3) quiet jet aerator orifice plate realizes resistive noise reduction, realizes resistant noise-reducing with anechoic room, in effectively reducing
Low frequency noise, total noise, by 50～60 decibels till now of 80～100 decibels of reductions before, solves the noise of jet aerator
Pollution problem；Also increase mixing wastewater with air room (D6), and increased trunnion below mixing wastewater with air room (D6), so, not only increase
Added one times of air inflow, and throat section air water convolution diffusion converge moreover it is possible to carry out air water again, the time of mixing and
Space extending one times；Therefore, in same category of device device, under conditions of equal-wattage, improve oxygen conversion ratio, dynamic efficiency
Corresponding raising, and then also improve the disposal ability of oxic activated sludge process technology.
To sum up, this is practical：1. in same type equipment, carry under conditions of identical structures volume device power
The ability of high useless (dirty) water treatment technology and efficiency；2. solve useless (dirty) water treatment technology in Anaerobic Treatment unit
Equipment (arteries and veins spray cyclone water distributor and abdomen formula cyclone water distributor) and aerobic treatment unit (gas-solution water generator, quiet jet-flow aeration
Device and aeration tank) equipment Key Technology defect, there is provided the cost performance of technology；Solve jet aerator noise, to ring
Border impact is less；3. system middle arteries spray cyclone water distributor, abdomen formula cyclone water distributor, gas-solution water generator and quiet jet aerator
Can combination or be individually extensively practically applicable to the Treatment of Sludge of municipal sewage plant's (station), sewage disposal, at industrial organic waste water
Reason factory's (station) sewage (mud) is processed, and is applied to henge (device), rectangle (rectangle, square) structures (device)
Equipment implement.
Brief description
Fig. 1 is the system block diagram of the present invention；
Fig. 2 is the structural representation of up-flow anaerobic sludge blanket, and the top of up-flow anaerobic sludge blanket is divided into abdomen formula three-phase
Separator, cyclone water distributor is sprayed for arteries and veins in the latter half；
Fig. 3 sprays the structural representation of cyclone water distributor for arteries and veins；
Fig. 4 is A-A sectional view in Fig. 2, the figure illustrates water distributor A2 and nozzle A5 position and annexation；
Fig. 5 is the overlooking the structure diagram of abdomen formula three phase separator；
Fig. 6 is the main structure diagram of gas-solution water generator, and the solid arrow of in figure shows water (flow) direction；
Fig. 7 is the overlooking the structure diagram of gas-solution water generator, and the solid arrow of in figure shows water (flow) direction, dotted line arrow
Head shows compressed air release direction；
Fig. 8 is the structural representation of quiet jet aerator, and in figure dotted arrow shows the flow path of air；
Fig. 9 is the overlooking the structure diagram of quiet jet aerator；
Wherein,
Arteries and veins sprays cyclone water distributor：Sparge pipe (A1), water distributor (A2), control valve (A3), nozzle (A4), ring support
(A5), structures (A6), main sewer road (A7)；
Three separators of abdomen formula：Gear mud cone (B2), gear mud cone body (B21), Maintenance and Repair mouth (B22), port lid (B23),
Solid-liquid separator (B3), pod apertures (B4), sludge reflux hole (B5), exhaust outlet (B6), overflow launder (B7)；
Gas-solution water generator：Tank body (C1), water inlet (C11), dissolved air water outlet (C12), compressed air release device
(C21), upper compressed air release device (C22), compressed air valve (C23), pressure gauge (C3), bearing (C31), supporting leg
(C32), hanger (C4)；
Quiet jet aerator：Water inlet pipe (D1), dissolved air water outlet pipe (D2), upper air passage (D3), lower air duct
(D4), shower nozzle (D5), mixing wastewater with air room (D6), trunnion (D7), upper anechoic chamber (D81), lower anechoic chamber (D82), porous plate (D9),
Protective cover (D10), shell (D12).
Specific embodiment
As shown in figure 1, this useless, sewage disposal system, including the first regulating reservoir being sequentially connected, upflow anaerobic sludge
Pond, the second regulating reservoir, gas-solution water generator, quiet jet aerator, aeration tank and sedimentation basin, sedimentation basin is also by return of waste water
Passage is connected to gas-solution water generator；The top of up-flow anaerobic sludge blanket is divided into abdomen formula three phase separator, and the latter half is arteries and veins
Spray cyclone water distributor, the first regulating reservoir sequentially passes through arteries and veins spray cyclone water distributor and abdomen formula three phase separator and the second regulating reservoir connects
Connect.
This system is formed by four cell node innovative combination；I.e. arteries and veins spray cyclone water distributor, three separators of abdomen formula, molten gas
Water generator and quiet jet aerator.This four cell nodes are also the key solving each technical problem.
Arteries and veins sprays cyclone water distributor
As shown in Figure 2,3, 4, in the present embodiment, this arteries and veins spray cyclone water distributor arranges annular water distribution pipe using along structures A6
A1, the water inlet of sparge pipe A1 is connected with main sewer road A7, sparge pipe A1 is uniformly arranged eight delivery ports, in sparge pipe A1
Delivery port go out respectively connection water distributor A2, make to connect between sparge pipe A1 and water distributor A2, water distributor A2 arrange multiple cloth
Water hole, sewage flows out after sparge pipe A1 and water distributor A2 from water distributing pore.In sparge pipe A1 and each water distribution in the present embodiment
The junction of pipe A2 is respectively provided with control valve A3, and control valve A3 is used for controlling the break-make of current in each water distributor A2.By setting
Control valve A3 can achieve the independent control to current break-make in each water distributor A2, solves single the asking of traditional structure water distribution manner
Topic.
In the present embodiment, nozzle A4, such as figure A3 are arranged on water distributing pore, nozzle A4 is obliquely installed on water distributor A2, spray
Nozzle aperture mouth is at an angle obliquely with respect to water distributor A2 plane, and the nozzle A4 on each water distributor A2 be oriented unification suitable
Hour hands or counter clockwise direction.
In the present embodiment, control valve A3 adopts magnetic valve, and each magnetic valve is attached with controller respectively, by controller
Can achieve and the unlatching quantity of magnetic valve, time are automatically controlled, and realize the control to water distribution frequency and flow, so that
The sewage spraying from water distributor A2 forms pulse on anaerobic mud bed and rises eddy flow, so that sewage and the mud of Sludge Bed is carried out
It is sufficiently mixed, improve sewage treating efficiency.
Meanwhile, installing in water distributor A2, can pass through a ring support A5 to each water distributor A2 away from sparge pipe A1's
One end is fixedly connected, and increases the structural stability of whole water-locator.
Abdomen formula three phase separator
As shown in Fig. 2,5, in the present embodiment, this abdomen formula three phase separator, divides including structures A6, gear mud cone B2 and solid-liquid
From device B3, keep off mud cone B2 and solid-liquid separator B3 and be all disposed within structures A6.Wherein, gear mud cone B2 is to fall in structures A6
Put the cone barrel structure of formula, gear mud cone B2 upper end is enclosed construction, and lower end is hatch frame, and the hatch frame that gear mud bores B2 is downward
It is buckled in structures A6, gear mud cone B2 lower ending opening construction circumference end face is fixed on structures A6 inwall, and gear mud bores B2 and structure
Build one approximate enclosed construction of composition between thing A6.
Gear mud cone B2 is respectively arranged with multiple pod apertures B4 and multiple sludge reflux hole B5, wherein pod apertures B4 setting
Bore near the waist location that cone barrel structure is middle on B2 in gear mud, each pod apertures B4 are uniformly distributed along gear mud cone B2 circumferencial direction
Setting；Sludge reflux hole B5 is arranged on gear mud cone B2 near cone barrel structure lower end position, and each sludge reflux hole B5 is along gear mud
Cone B2 circumferencial direction is uniformly distributed setting.
Gear mud bore B2 upper end be provided with one for separate gas exhaust outlet B6, the gas in sewage is through exhaust outlet B6
Discharge, realize the separation of gas in sewage.
Solid-liquid separator B3, as the important component part in three phase separator, is arranged at gear mud cone B2 lower ending opening
Center, the solid-liquid separator B3 in the present embodiment is circular configuration, and cross section is spindle, and its upper surface and lower surface are equal
For smooth arc surface.Solid-liquid separator B3 bores B2 by support with structures A6 or gear mud and is fixedly connected so as to can be fixed on
Gear mud is bored at the opening below B2.
In the present embodiment, water flowing out structure is improved, this water flowing out structure is setting on the inwall above structures A6
Annular overflow trough B7, overflow launder B7 connect delivery port；Sewage after treatment enters overflow launder B7 and discharges through delivery port, this knot
Structure can reduce the drainage speed in the unit interval, so that the organic matter in sewage is sufficiently mixed with the granule sludge of Sludge Bed, carry
High quality of sewage disposal.
In the present embodiment, for the ease of the Maintenance and Repair of three phase separator, keep off mud cone B2 and may be configured as by two-part structure
Composition, specifically, gear mud cone B2 includes keeping off mud cone body B21, and gear mud cone body B21 top is provided with Maintenance and Repair mouth B22,
Port lid B23 is provided with the Maintenance and Repair mouth B22 that gear mud bores body B21 top, between port lid B23 and gear mud cone body B21
For detachable flexible connection.When needing to safeguard and overhaul, the maintenance inspection that port lid B23 bores body B21 top from gear mud can be opened
Repair mouthful B22 to enter in structures A6.
Gas-solution water generator
As shown in Figure 6,7, in the present embodiment, this gas-solution water generator, including tank body C1, tank body C1 madial wall is provided with
Two compressed air release devices 2, respectively compressed air release device C21 and upper compressed air release device C22, each
The compressed air release direction extended line of compressed air release device and this compressed air release device place tank body C1 position
The angle of tangent line is 30～60 °, excessive or too small can produce turbulent flow, impact coefficient of oxygen utilization and oxygenation capacity.In the present embodiment
It is preferably 45 °.
Described compressed air release device 2 is not etc. not to be uniformly arranged arrangement along the predetermined helix of root, this helix
The dissolved air water vortex to be formed with described tank body C1 matches, and this helix determines the form of dissolved air water vortex in other words.
Each compressed air release device is level or exports the oblique setting of C12 inclination, the angle of inclination and this spiral to dissolved air water
Lines matching.
When the quantity of described compressed air release device 2 is single, also in compliance with mentioned above principle, it is arranged on a root predetermined
On helix, this helix dissolved air water vortex to be formed with described tank body C1 matches, and this helix determines in other words
The form of dissolved air water vortex.
The quantity of described compressed air release device 2, according to flow set, during for greater flow, accordingly increases tank body C1
Highly, the discharge of sewage, compressed air release device 2 quantity and its auxiliary facility just can meet requirement.Such as flow increases and is twice,
Then compared to the present embodiment, compressed air release device 2 quantity increases by two, and tank body C1 highly accordingly increases.
When described compressed air release device 2 is two or more, during such as even number, it is set to not wait symmetrically；Odd number
When, not etc. it is not uniformly arranged, be all evenly arranged along a predetermined helix.The reason not etc. be not symmetrical arranged or etc. be not uniformly arranged:
Beneficial to forming sub-thread rotating vortex, it is symmetrical arranged or equal being uniformly arranged has interference if equal, affect sub-thread rotating vortex
Formation, and then affect dissolved air water transmitting efficiency and quantum of output.
So-called do not wait symmetrical or do not wait uniformly, refer to from the front view of Fig. 1, each compressed air release device 2 height
Degree, and in terms of Fig. 2, each compressed air release device 2 is symmetrical or is uniformly arranged in the radial direction of tank body.Each compression is empty
The air release direction of gas release device 2 is in the radially symmetrical of tank body 1 or to be uniformly arranged.
Described two compressed air release devices 2 are ultramicropore injector.
The described water inlet C11 of described tank body C1 and dissolved air water export bottom and the top that C12 is respectively arranged at tank body C1
Portion.Individual in the present embodiment, described water inlet C11 is located at tank body C1 lowermost end, and described dissolved air water outlet C12 is located at tank body C1 top
Side wall.Sedimentation basin is connected to the water pump before gas-solution water generator by return of waste water passage, by water pump, waste water is pumped into tank body
The water inlet C11 of C1.
Sewage enters into and up flowing from tank body C1 lowermost end, run into bottom compressed air release device 2 spray
High-speed compressed air bubble after, start rotation and form vortex, and the high speed constantly being sprayed by compressed air release device 2 afterwards
Compressed air bubble accelerates.In the present embodiment, compressed air pressure is 8kg/cm2, sewage pressure is 4kg/cm2.The pressure of water is got over
Greatly, hydrone surface tension is bigger, more easily adsorbs bubble, and air is to be pressed as in sewage, compared to water at atmospheric pressure aeration
Technique, effectively increases oxygenation capacity and coefficient of oxygen utilization, and improves power efficiency of oxygen supply.
Each described compressed air release device is provided with compressed air valve C23.Conveniently it is turned on and off corresponding pressure
Contracting air releasing device, such easy disassembly corresponds to compressed air release device, and the compressed air that also can increase and decrease working condition is released
Put device, and then adapt to different sewage flow.
Described tank body C1 top is provided with two symmetrical hanger C4, is evenly arranged with three in the middle part of be set forth in tank body C1
Seat C31, each described bearing C31 are respectively arranged with supporting leg C32.
Quiet jet aerator
As shown in Figure 8,9, in the present embodiment, this quiet jet aerator, including shower nozzle D5 mixing wastewater with air room D6, air water mixes
Close room D6 to be located at below shower nozzle D5, the lower section of mixing wastewater with air room D6 is provided with the trunnion D7 connecting with mixing wastewater with air room D6, described
Trunnion D7 is up big and down small bell-mouth structure of air.Mixing wastewater with air room D6 is up big and down small bell-mouth structure of air.
This quiet jet aerator includes, by the two-stage bell-mouth structure of air of mixing wastewater with air room D6 and trunnion D7 series connection, spraying at a high speed
Go out and spread the water of decompression and the air sucking also can circle round mixing at trunnion D7.Which adds the mixed running of air water
Path, extends time and the space of one times of mixing.Improve oxygen conversion ratio and dynamic efficiency.Simultaneously as current convolution
Diffusion, water velocity reduces, and is also lowered therewith by the noise that water impact air and equipment cause；
In order to solve the problem of noise pollution of jet aerator, effectively reduce noise, described shower nozzle D5 and mixing wastewater with air
It is enclosed with silencing apparatus outside the D6 of room.
Described silencing apparatus includes silencer and lower silencer, and upper silencer and lower silencer share a shell D12.
Upper silencer is arranged on shell D12 top half, including upper air passage D3, arranges in described upper air passage D4
The air intake of You Shang anechoic chamber D81, upper air passage D3 is provided with porous plate D9, upper anechoic chamber D81 and upper air passage D3
Interface be porous plate D9, the air intake of upper air passage D3 and atmosphere, the outlet of upper air passage D3 and gas
Water mixing chamber D6 connects.
Lower silencer is arranged on shell D12 the latter half, including lower air duct D4, arranges in described lower air duct D4
You Xia anechoic chamber D82, the air intake of lower air duct D4 is provided with porous plate D9, lower anechoic chamber D82 and lower air duct D4
Interface be porous plate D9, the air intake of lower air duct D4 and atmosphere, the outlet of lower air duct D4 and gas
Water mixing chamber D6 connects.
In the present embodiment, above trunnion D7, it is connected with water inlet pipe D1, below trunnion D7, be connected with dissolved air water outlet pipe D2, root
According to the size of described silencing apparatus, a part of water inlet pipe D1 and dissolved air water outlet pipe D2 is likely to be wrapped in described dress of eliminating the noise
In putting.
Each air duct is all set to cranky as far as possible, and air all must be through anechoic chamber D82, such energy
So that sound wave is collided reflection as far as possible and consume by each porous plate, each anechoic chamber, soundproof effect can be improved as far as possible.
In order to further provide for soundproof effect, between lower anechoic chamber D82 and mixing wastewater with air room D6 between be separated with porous plate D9.
Described silencing apparatus top is provided with the protective cover D10 entering silencing apparatus for placing rainwater.
Described silencing apparatus is cylindrical structure, and each described porous plate D9 therein is the pipe knot with shower nozzle D5 concentric
Structure, shell D12 is the cylindrical structure with shower nozzle D5 concentric.
This quiet jet aerator adopts the upper and lower binary channels air inlet of cylindrical structure periphery, increased one times of air inflow,
Same category of device device, improves oxygen conversion ratio and dynamic efficiency under conditions of equal-wattage.
Meanwhile, this quiet jet aerator realizes resistive noise reduction using orifice plate, realizes resistant noise-reducing using anechoic room, effectively
Reduce medium and low frequency noise, total noise, by 50～60 decibels till now of 80～100 decibels of reductions before, solves jet-flow aeration
The problem of noise pollution of device.
This quiet jet aerator can be applied in combination with gas-solution water generator, can consume during supplementing molten gas again
Oxygen, it will OTR is improved to Wastewater Treated by Activated Sludge Process technological system and creates conditions.
This quiet jet aerator can extensively be practically applicable to apply the circle of aerobic aeration aerobic activated sludge process, rectangle, length
The variously-shaped structures such as square, square or mechanical device.
The specification and drawings of invention are considered as illustrative and not restrictive, in technical scheme disclosed by the invention
On the basis of, those skilled in the art is according to disclosed technology contents it is not necessary to performing creative labour just can be to wherein
Some technical characteristics are made some and are replaced and deform, and these are replaced and deformation is all within the scope of the present invention.
Claims (6)
1. give up, sewage disposal system it is characterised in that：Including the first regulating reservoir being sequentially connected, upflow anaerobic sludge pond,
Two regulating reservoirs, gas-solution water generator, quiet jet aerator, aeration tank and sedimentation basin, sedimentation basin is also by return of waste water passage
It is connected to gas-solution water generator；The top of up-flow anaerobic sludge blanket is divided into abdomen formula three phase separator, and rotation is sprayed for arteries and veins in the latter half
Spread hydrophone, the first regulating reservoir sequentially passes through arteries and veins spray cyclone water distributor and abdomen formula three phase separator is connected with the second regulating reservoir.
2. useless, sewage disposal system according to claim 1 it is characterised in that：Described arteries and veins spray cyclone water distributor includes ring
Shape sparge pipe, described annular water distribution pipe is connected with the first regulating reservoir, and described annular water distribution pipe is connected with multiple cloth along its circumference
Water pipe, connects between described water distributor and sparge pipe, and water distributor is provided with multiple water distributing pores, and each water distributor is all connected with
There is control valve；Described control valve is used for controlling the break-make of current in water distributor, and described control valve is arranged on the delivery port of sparge pipe
And the water inlet of water distributor between；It is provided with nozzle on described water distributing pore；Described nozzle is obliquely installed on water distributor, nozzle
Aperture is at an angle obliquely with respect to water distributor plane, and the nozzle on each water distributor be oriented unification clockwise or inverse
Clockwise；Described water distributor is fixedly connected with a ring support away from one end of sparge pipe.
3. useless, sewage disposal system according to claim 1 it is characterised in that：Described abdomen formula three phase separator includes structure
Build thing, the inversion type cone barrel being arranged in structures gear mud cone and solid-liquid separator, described gear mud cone upper end is enclosed construction,
Lower end is hatch frame, described gear mud cone lower end edge its circumferentially fixed in structures inwall, keep off be respectively arranged with mud cone multiple
Pod apertures and multiple sludge reflux hole, gear mud cone upper end is provided with an exhaust outlet, and described solid-liquid separator is located at gear mud cone lower end
Center at opening；Described solid-liquid separator is circular configuration, and its cross section is spindle；Inwall above described tank body
On be provided with annular overflow trough, described overflow launder connects delivery port；The plurality of pod apertures are arranged on the waist location of gear mud cone,
It is uniformly distributed along gear mud cone circumference；The plurality of sludge reflux hole is arranged on gear mud cone bottom, is uniformly distributed along gear mud cone circumference,
Described exhaust outlet is connected with pressure-control valve.
4. useless, sewage disposal system according to claim 1 it is characterised in that：Described gas-solution water generator, including tank
Body, tank body madial wall is provided with least two compressed air release devices, the compressed air of each compressed air release device
Release direction extended line is 30～60 ° with the angle of the tangent line of this compressed air release device place tank body position；Each pressure
Contracting air releasing device is level or the setting tilting to dissolved air water outlet side；Described compressed air release device is along one
The predetermined helix of root not etc. is not uniformly arranged arrangement, and this helix dissolved air water vortex to be formed with described tank body matches,
The air release direction of compressed air release device is in the radially symmetrical of tank body or to be uniformly arranged；Described two compressed airs
Release device is ultramicropore injector.
5. useless, sewage disposal system according to claim 1 it is characterised in that：Described quiet jet aerator includes spraying
Head mixing wastewater with air room, mixing wastewater with air room is located at below shower nozzle, and the lower section of mixing wastewater with air room is provided with and is connected with mixing wastewater with air room
Trunnion, described trunnion is up big and down small bell-mouth structure of air；Described mixing wastewater with air room is up big and down small bell-mouth structure of air；Described
It is enclosed with silencing apparatus outside shower nozzle and air water mixing chamber.
6. useless, sewage disposal system according to claim 5 it is characterised in that：Described silencing apparatus includes silencer
With lower silencer, upper silencer and the shared shell of lower silencer；Upper silencer is arranged on shell top half, including overhead
Gas passage, is provided with anechoic chamber in described upper air passage, the air intake of upper air passage is provided with porous plate, upper noise reduction
Room is porous plate, the air intake of upper air passage and atmosphere with the interface of upper air passage, upper air passage
Outlet is connected with mixing wastewater with air room；Lower silencer is arranged on shell the latter half, including lower air duct, described lower air duct
In be provided with lower anechoic chamber, the air intake of lower air duct is provided with porous plate, the boundary of lower anechoic chamber and lower air duct
Face is porous plate, the air intake of lower air duct and atmosphere, and the outlet of lower air duct is connected with mixing wastewater with air room；
It is separated with porous plate between lower anechoic chamber and mixing wastewater with air room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826718.5A CN106430577B (en) | 2016-09-18 | 2016-09-18 | Waste water and sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826718.5A CN106430577B (en) | 2016-09-18 | 2016-09-18 | Waste water and sewage treatment system |
Publications (2)
| Publication Number | Publication Date |
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| CN106430577A true CN106430577A (en) | 2017-02-22 |
| CN106430577B CN106430577B (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610826718.5A Active CN106430577B (en) | 2016-09-18 | 2016-09-18 | Waste water and sewage treatment system |
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Cited By (1)
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| CN116272457A (en) * | 2023-05-24 | 2023-06-23 | 中海石油(中国)有限公司 | Efficient gas-dissolving reactor based on secondary induced jet and gas-liquid mixing mass transfer method thereof |
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| CN106430577B (en) | 2023-06-06 |
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