CN106966490A - A kind of high-efficiency aerobic reactor and sewage treatment process - Google Patents

A kind of high-efficiency aerobic reactor and sewage treatment process Download PDF

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Publication number
CN106966490A
CN106966490A CN201710381612.3A CN201710381612A CN106966490A CN 106966490 A CN106966490 A CN 106966490A CN 201710381612 A CN201710381612 A CN 201710381612A CN 106966490 A CN106966490 A CN 106966490A
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CN
China
Prior art keywords
zone
guiding region
aeration zone
dividing plate
aerobic reactor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710381612.3A
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Chinese (zh)
Inventor
王学华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Hkust Environmental Development Ltd By Share Ltd
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Suzhou Hkust Environmental Development Ltd By Share Ltd
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Publication date
Application filed by Suzhou Hkust Environmental Development Ltd By Share Ltd filed Critical Suzhou Hkust Environmental Development Ltd By Share Ltd
Priority to CN201710381612.3A priority Critical patent/CN106966490A/en
Publication of CN106966490A publication Critical patent/CN106966490A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/006Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Abstract

The invention discloses a kind of high-efficiency aerobic reactor and sewage treatment process, aerobic reactor includes:For the reactor body of seed sludge, wherein at least includes an aeration zone, a guiding region and a settling zone, and aeration zone is connected with guiding region, and guiding region is connected with settling zone;It is provided with above aeration zone in water inlet pipe, aeration zone and is provided with aerator;The first dividing plate is provided between guiding region and aeration zone, the bottom of the first dividing plate is tiltedly installed with first baffle;Second partition is provided between settling zone and guiding region, the bottom of second partition is tiltedly installed with second baffle, and the lower end of second partition is provided with water hole;Backflow slope is provided with below guiding region and settling zone.By the above-mentioned means, the present invention forms double precipitations using settling zone and guiding region, sludge is precipitated completely, be conducive to improving precipitation separating effect;By flowing back, the sludge reflux precipitated into aeration zone, will be reacted, recycled by slope with sewage mixing again.

Description

A kind of high-efficiency aerobic reactor and sewage treatment process
Technical field
The present invention relates to technical field of sewage, more particularly to a kind of high-efficiency aerobic reactor and sewage disposal work Skill.
Background technology
The Aerobic biological process of sewage be carried out using aerobic microbiological under conditions of with the presence of oxygen biological metabolism with Degradation of organic substances, stabilizes it harmless treatment.The various aerobic reaction sewage disposal technologies used at this stage have throwing The deficiency such as money is big, construction period length, operational management are complex, it is difficult to be applicable high concentration water quality and biochemical poor sewage.
In existing sewage disposal, conventional aerobic reactor has material filling type aerobic reactor and activated sludge process aerobic reaction Device, both aerobic reactors are subsequently required to set up sedimentation basin, and the sludge that sewage leads out is precipitated, and what is be settled out is good Oxygen sludge reflux is into Aerobic Pond, so as to ensure the sludge concentration in Aerobic Pond.But sedimentation basin is so set up in addition can increase account for Ground area, and it is back to that the sludge concentration of Aerobic Pond is not also high, the removal efficiency of whole aerobic reactor is not good.
The content of the invention
The present invention solves the technical problem of provide a kind of high-efficiency aerobic reactor simple in construction, reasonable in design and Sewage treatment process, can effectively ensure that the sludge concentration in reactor, improve the removal effect of reactor.
To reach above-mentioned purpose, the technical solution adopted for the present invention to solve the technical problems is:
A kind of high-efficiency aerobic reactor, including:For the reactor body of seed sludge, in the reactor body at least Including an aeration zone, a guiding region and a settling zone, and the aeration zone is connected with the guiding region, the guiding region Connected with the settling zone;It is provided with above the aeration zone in water inlet pipe, the aeration zone and is provided with aerator, it is described Aerator is arranged on the bottom in the reactor body;Be provided between the guiding region and the aeration zone first every Plate, the bottom of first dividing plate is tiltedly installed with first baffle;Second is provided between the settling zone and the guiding region Dividing plate, the bottom of the second partition is tiltedly installed with second baffle, and the lower end of the second partition is provided with water hole;It is described The top of first dividing plate is higher than the top of the second partition;Backflow is provided with below the guiding region and the settling zone Slope, the one end on the backflow slope puts in the aeration zone.
It is preferred that, it is provided with above the settling zone above effluent weir, the effluent weir and is provided with outlet pipe.
It is preferred that, the junction of the outlet pipe and the effluent weir is provided with filter.
It is preferred that, the top of first dividing plate is higher than 0.5~1m of top of the second partition.
It is preferred that, the angle between the first baffle and first dividing plate is 120 °~150 °, the second baffle Angle between the second partition is identical with stating the angle between first baffle and first dividing plate.
It is preferred that, the bottom of the first baffle puts in the aeration zone, and the bottom of the second baffle puts in described sink Shallow lake area.
It is preferred that, the backflow slope sets camber, and radian is between π/6~pi/2.
It is preferred that, the aerator is one kind in tubular type aerator or boring aeration device.
It is preferred that, the water inlet pipe is the porous water inlet pipe of staged.
The sewage treatment process that a kind of use high-efficiency aerobic reactor is carried out, is comprised the following steps that:
(1) sewage is entered in the aeration zone by the water inlet pipe, is arranged on the aerator in the aeration zone Gas is sprayed upwards, and under the promotion of gas, sewage and sludge fully contact mixing in the aeration zone;
(2) liquid level of mud mixture is lifted up, until the top of first dividing plate, mud mixture is crossed described First dividing plate is entered in the guiding region, and partial sludge is back in the presence of deadweight on the backflow slope;
(3) remaining mud mixture is entered in the settling zone by the water hole on the second partition, in institute State in settling zone and staticly settle, on the sludge reflux precipitated to the backflow slope, treated water is from the effluent weir On drainpipe be discharged into subsequent treatment;
(4) sludge reflux being deposited on the backflow slope to being reacted again with sewage mixing in the aeration zone, Recycle.
Due to the utilization of above-mentioned technical proposal, the present invention has following beneficial effect compared with prior art:
(1) double precipitations are formed using settling zone and guiding region, sludge is precipitated completely, be conducive to improving precipitation separation effect Really;
(2) current in aeration zone are moved from top to down, and sludge is to move from below to up, and the sludge of backflow can be entered Row washes away, and forms granule sludge, improves the concentration of activated sludge;
(3) sludge reflux precipitated, into aeration zone, will be reacted with sewage mixing again by slope of flowing back, Recycle;
(4) aeration zone in aerobic reactor, guiding region and settling zone independent partitions, isolated operation, easily facilitate desilting, Maintenance and maintenance;
(5) aeration, water conservancy diversion and depositing technology are combined together, floor space is saved in a variety of sewage treatment process combinations, Improve treatment effeciency.
Brief description of the drawings
Fig. 1 is a kind of structural representation of preferred embodiment of high-efficiency aerobic reactor one of the invention.
Embodiment
Presently preferred embodiments of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy It is easier to be readily appreciated by one skilled in the art, apparent is clearly defined so as to be made to protection scope of the present invention.
Refering to Fig. 1, a kind of high-efficiency aerobic reactor, including:For the reactor body 1 of seed sludge, reactor body Inside at least include an aeration zone 2, a guiding region 3 and a settling zone 4, and aeration zone 2 is connected with guiding region 3, guiding region 3 Connected with settling zone 4;The top of aeration zone 2, which is provided with water inlet pipe 5, aeration zone 2, is provided with aerator 6, and aerator 6 is set Put the bottom in reactor body 1;The first dividing plate 7 is provided between guiding region 3 and aeration zone 2, the bottom of the first dividing plate 7 is inclined Tiltedly it is provided with first baffle 8;Second partition 9 is provided between settling zone 4 and guiding region 3, the bottom of second partition 9 is obliquely installed There is second baffle 10, the lower end of second partition 9 is provided with water hole 11;The top of first dividing plate 7 is higher than the top of second partition 9 End;The lower section of guiding region 3 and settling zone 4 is provided with backflow slope 12, and the one end on backflow slope 12 puts in aeration zone 2.
The top of settling zone 4 is provided with effluent weir 13, and the top of effluent weir 13 is provided with outlet pipe 14.Outlet pipe 14 is with going out The junction of mill weir 13 is provided with filter.The top of first dividing plate 7 is higher than 0.5~1m of top of second partition 9.First gear Angle between the dividing plate 7 of plate 8 and first is 120 °~150 °, and the angle between second baffle 10 and second partition 9 is with stating first Angle between the dividing plate 7 of baffle plate 8 and first is identical.The bottom of first baffle 8 puts in aeration zone 2, and the bottom of second baffle 10 is stretched Enter settling zone 4.Flow back the setting of slope 12 camber, and radian is between π/6~pi/2.Aerator 6 is tubular type aerator or worn One kind in the aerator of hole.Water inlet pipe 5 is the porous water inlet pipe of staged.
The sewage treatment process that a kind of use high-efficiency aerobic reactor is carried out, is comprised the following steps that:
(1) sewage is entered in aeration zone 2 by water inlet pipe 5, and the aerator 6 being arranged in aeration zone 2 sprays upwards Gas is aerated, under the promotion of gas, and sewage and the sludge solid arrow in the fully contact mixing of aeration zone 2, Fig. 1 are water Direction is flowed, dotted arrow is the sludge direction of motion.
(2) liquid level of mud mixture is lifted up, until the first dividing plate 7 top, mud mixture cross first every Plate 7 is entered in guiding region 3, and partial sludge is back in the presence of deadweight on backflow slope 12.
(3) remaining mud mixture is entered in settling zone 4 by the water hole 11 on second partition 9, in settling zone 4 Inside staticly settle carry out mud-water separation, on the sludge reflux precipitated to backflow slope 12, treated water is from effluent weir 13 On drainpipe 14 be discharged into subsequent treatment.
(4) sludge reflux being deposited on backflow slope 12 is circulated sharp to being reacted again with sewage mixing in aeration zone 2 With the sludge concentration to strengthen aeration zone 2 improves degradation effect.Because the aeration of aerator 6 is acted on, on current direction, promote Make the sludge reflux that the bottom of reactor body 1 is formed on negative pressure, acceleration backflow ripple 12 to aeration zone 2.
Embodiments of the invention are these are only, are not intended to limit the scope of the invention, it is every to be said using the present invention Equivalent structure or equivalent flow conversion that bright book and accompanying drawing content are made, or directly or indirectly it is used in other related technology necks Domain, is included within the scope of the present invention.

Claims (10)

1. a kind of high-efficiency aerobic reactor, it is characterised in that including:For the reactor body of seed sludge, the reactor At least include an aeration zone, a guiding region and a settling zone in body, and the aeration zone is connected with the guiding region, The guiding region is connected with the settling zone;
It is provided with above the aeration zone in water inlet pipe, the aeration zone and is provided with aerator, the aerator is set Bottom in the reactor body;Be provided with the first dividing plate between the guiding region and the aeration zone, described first every The bottom of plate is tiltedly installed with first baffle;Second partition, described second are provided between the settling zone and the guiding region The bottom of dividing plate is tiltedly installed with second baffle, and the lower end of the second partition is provided with water hole;The top of first dividing plate Top of the end higher than the second partition;Backflow slope, the backflow slope are provided with below the guiding region and the settling zone One end put in the aeration zone.
2. a kind of high-efficiency aerobic reactor according to claim 1, it is characterised in that:It is provided with above the settling zone Outlet pipe is provided with above effluent weir, the effluent weir.
3. a kind of high-efficiency aerobic reactor according to claim 2, it is characterised in that:The outlet pipe and the effluent weir Junction be provided with filter.
4. a kind of high-efficiency aerobic reactor according to claim 1, it is characterised in that:The top of first dividing plate is higher than 0.5~1m of top of the second partition.
5. a kind of high-efficiency aerobic reactor according to claim 1, it is characterised in that:The first baffle and described first Angle between dividing plate is 120 °~150 °, the angle between the second baffle and the second partition and state first baffle and Angle between first dividing plate is identical.
6. a kind of high-efficiency aerobic reactor according to claim 1 or 5, it is characterised in that:The bottom of the first baffle The aeration zone is put in, the bottom of the second baffle puts in the settling zone.
7. a kind of high-efficiency aerobic reactor according to claim 1, it is characterised in that:The backflow slope sets camber, And radian is between π/6~pi/2.
8. a kind of high-efficiency aerobic reactor according to claim 1, it is characterised in that:The aerator is aerated for tubular type One kind in device or boring aeration device.
9. a kind of high-efficiency aerobic reactor according to claim 1, it is characterised in that:The water inlet pipe is that staged is porous Water inlet pipe.
10. the sewage disposal work that a kind of a kind of high-efficiency aerobic reactor using as described in any one of claim 1 to 9 is carried out Skill, it is characterised in that comprise the following steps that:
(1) sewage is entered in the aeration zone by the water inlet pipe, and the aerator being arranged in the aeration zone is upward Gas is sprayed, under the promotion of gas, sewage and sludge fully contact mixing in the aeration zone;
(2) liquid level of mud mixture is lifted up, until the top of first dividing plate, mud mixture crosses described first Dividing plate is entered in the guiding region, and partial sludge is back in the presence of deadweight on the backflow slope;
(3) remaining mud mixture is entered in the settling zone by the water hole on the second partition, described heavy Shallow lake is staticly settled in area, and on the sludge reflux precipitated to the backflow slope, treated water is from the effluent weir Drainpipe is discharged into subsequent treatment;
(4) sludge reflux being deposited on the backflow slope is circulated to being reacted again with sewage mixing in the aeration zone Utilize.
CN201710381612.3A 2017-05-26 2017-05-26 A kind of high-efficiency aerobic reactor and sewage treatment process Pending CN106966490A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710381612.3A CN106966490A (en) 2017-05-26 2017-05-26 A kind of high-efficiency aerobic reactor and sewage treatment process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710381612.3A CN106966490A (en) 2017-05-26 2017-05-26 A kind of high-efficiency aerobic reactor and sewage treatment process

Publications (1)

Publication Number Publication Date
CN106966490A true CN106966490A (en) 2017-07-21

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CN201710381612.3A Pending CN106966490A (en) 2017-05-26 2017-05-26 A kind of high-efficiency aerobic reactor and sewage treatment process

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111960541A (en) * 2020-10-20 2020-11-20 清之源环保科技有限公司 Integrated sewage treatment equipment and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111960541A (en) * 2020-10-20 2020-11-20 清之源环保科技有限公司 Integrated sewage treatment equipment and method
CN111960541B (en) * 2020-10-20 2021-01-08 清之源环保科技有限公司 Integrated sewage treatment equipment and method

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