CN203333387U - Deepwater aerating device - Google Patents

Deepwater aerating device Download PDF

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Publication number
CN203333387U
CN203333387U CN2013203292356U CN201320329235U CN203333387U CN 203333387 U CN203333387 U CN 203333387U CN 2013203292356 U CN2013203292356 U CN 2013203292356U CN 201320329235 U CN201320329235 U CN 201320329235U CN 203333387 U CN203333387 U CN 203333387U
Authority
CN
China
Prior art keywords
water
core
aeration
sewage
urceolus
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.)
Withdrawn - After Issue
Application number
CN2013203292356U
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Chinese (zh)
Inventor
亓久平
荆汉江
由伟平
侯国柱
王文新
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.)
QINGDAO XIAOCHUAN ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd
Original Assignee
QINGDAO XIAOCHUAN ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by QINGDAO XIAOCHUAN ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd filed Critical QINGDAO XIAOCHUAN ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd
Priority to CN2013203292356U priority Critical patent/CN203333387U/en
Application granted granted Critical
Publication of CN203333387U publication Critical patent/CN203333387U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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

In order to solve the problems of the existing deepwater aerating device, such as bad return sludge mixing, low oxygen utilization rate and low removal rate of pollution components which are caused by short contact time of sewage and air and short mixing path, the utility model provides a new deepwater aerating device. A circulation flow controller is arranged to set up secondary circulation of the sewage and adjust the circulation water flow, thus the sewage circulation path is lengthened in a zigzag way, the sewage and the air are completely mixed, the oxygen utilization rate and the power efficiency are greatly improved, and the removal rate of BOD and NH3-N in the sewage is furthermore improved. The deepwater aerating device can be smaller, so as to reduce the engineering investment and the operation cost. At the same time, the secondary circulation which is set up by the circulation flow controller forms a certain hypoxia environment, so as to facilitate the denitrification reaction and improve the removal rate of TN in the sewage.

Description

A kind of deep-water aeration device
Technical field
The utility model belongs to sewage deep water treatment facility technical field, is specifically related to a kind of deep-water aeration device that reaches control effluent cycle flow by regulating air pressure.
Background technology
Sewage disposal deep-water aeration device in prior art, comprise aeration well, the aeration well top is communicated with the pond, top, top connects rising pipe in pond, be provided with central tube in aeration well and pond, top, the water outlet of water inlet pipe is arranged in central tube, and the compressed air pipe air outlet is arranged between aeration well inwall and central tube.Need sewage to be processed at first through water inlet pipe, to introduce the pipe core depths, the gas mixed aeration of then gushing with compressed air pipe in aeration well, finally, under gas stripping, sewage is discharged deep-water aeration device through rising pipe.In existing deep-water aeration device, sewage forms single circulation between aeration well and central tube, the shortcoming of this technique is that sewage and air duration of contact and mixed path are short, the reaction tank volume is large, the returned sluge mixed effect is poor, the utilization ratio of oxygen is low, and working cost is relatively high, and very low for the clearance of TN in sewage.
The utility model content
For solving the problems such as existing deep-water aeration device mixes poor, coefficient of oxygen utilization with air duration of contact and short the caused returned sluge of mixed path because of sewage and the pollutant component clearance is low, the utility model has been researched and developed a kind of new deep-water aeration device, this deep-water aeration device is by arranging the circular flow controller, secondary circulation, the increase bottom aeration of sewage have been set up, form certain anaerobic environment, improve the clearance of TN.
For achieving the above object, the technical solution adopted in the utility model is: a kind of deep-water aeration device, comprise pond, top, aeration well, central tube, water inlet pipe, rising pipe, top compressed air pipe, bottom, pond, top is communicated with the aeration well top, central tube is arranged in pond, top and aeration well, compressed air pipe air outlet, top is arranged between aeration well inwall and central tube, it is characterized in that: also comprise circular flow controller, bottom compressed air pipe;
Described circular flow controller is arranged on central tube bottom in aeration well, and the circular flow controller is provided with inner core, middle cylinder, three concentric drums of urceolus, and inner core, middle cylinder, urceolus diameter increase successively, and the urceolus diameter is less than the aeration well diameter; Be provided with installation chassis on the outer wall of inner core bottom, the installation chassis periphery wall is connected with the inner wall sealing of aeration well; Inner core and central tube equal diameters, the inner core top is connected and is interconnected with the central tube bottom end seal, the sealing of inner core bottom; Top closure between urceolus and inner core, the urceolus bottom end opening is in the installation chassis top; The below of middle cylinder upper end open closed top end between urceolus and inner core, middle cylinder bottom and installation chassis are tightly connected; On the barrel of inner core, with the upper and lower of installation chassis junction, be respectively arranged with water vent and lower water vent;
Compressed air pipe air outlet, described bottom, rising pipe water-in, be arranged between inner core and aeration well bottom.
Also comprise the adjusting compressed air pipe, the air outlet of regulating compressed air pipe is arranged on the below of closed top end between urceolus and inner core.
One circulation tube is set in described inner core, and the circulation tube water outlet is communicated with the water-in of water inlet pipe.
On described adjusting compressed air pipe, a pressure regulator valve is set.
Described installation chassis is arranged on apart from 1/4th well depth places, aeration well bottom.
Described upper water vent is set to 4-6, and lower water vent is set to 4-6.
Compared with prior art, the beneficial effects of the utility model are: the utility model increases the circular flow controller, this circular flow controller air pressure indoor by the compressed air cell of top seal regulated, change the height of liquid level in circular flow controller circulation grid, thereby realized regulating the size of secondary effluent cycle flow in the circular flow controller.This circular flow controller has been set up the secondary circulation of sewage and has been regulated circulating water flow, make the tortuous lengthening in effluent cycle path, sewage and air mixed are abundant, and coefficient of oxygen utilization and dynamic efficiency improve greatly, and BOD in sewage, NH3-N clearance are further enhanced.Make the deep-water aeration device volume can be less, thereby reduce construction investment and working cost.The secondary circulation that the circular flow controller is set up simultaneously forms certain anaerobic environment, is conducive to the generation of anti-nitration reaction, has improved the clearance of TN in sewage.
The accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figure 1, the utility model comprises pond 1, top, aeration well 2, central tube 3, water inlet pipe 4, rising pipe 5, top compressed air pipe 6,1 bottom, pond, top is communicated with aeration well 2 tops, central tube 3 is arranged in pond 1, top and aeration well 2, compressed air pipe 6 air outlets in top are arranged between aeration well 2 inwalls and central tube 3, it is characterized in that: also comprise circular flow controller 7, bottom compressed air pipe 8;
Described circular flow controller 7 is arranged on the interior central tube of aeration well 23 bottoms, circular flow controller 7 is provided with inner core 71, middle cylinder 72,73 3 concentric drums of urceolus, inner core 71, middle cylinder 72, urceolus 73 diameters increase successively, and urceolus 73 diameters are less than aeration well 2 diameters; Be provided with installation chassis 74 on inner core 71 bottom outer walls, installation chassis 74 periphery walls are connected with the inner wall sealing of aeration well 2; Inner core 71 and central tube 3 equal diameters, inner core 71 tops are connected and are interconnected with central tube 3 bottom end seal, inner core 71 bottom sealings; Top closure between urceolus 73 and inner core 71, urceolus 73 bottom end openings are in installation chassis 74 tops; The below of middle cylinder 72 upper end open closed top end between urceolus 73 and inner core 71, middle cylinder 72 bottoms and installation chassis 74 are tightly connected; On the barrel of inner core 71, with the upper and lower of installation chassis 74 junctions, be respectively arranged with 5 upper water vents 75 and 5 lower water vents 76; Compressed air pipe 8 air outlets, described bottom, rising pipe 5 water-ins are arranged between inner core 71 and aeration well 2 bottoms.Also comprise and regulate compressed air pipe 9, the air outlet of regulating compressed air pipe 9 is arranged on the below of closed top end between urceolus 73 and inner core 71.The interior circulation tube 10 that arranges of described inner core 71, circulation tube 10 water outlets are communicated with the water-in 4 of water inlet pipe.Regulate on compressed air pipe 9 pressure regulator valve 11 is set.Described installation chassis 74 is arranged on apart from 1/4th well depth places, aeration well bottom.
Sewage enters aeration well 2 through water inlet pipe 4, rise to pond 1, top and then enter central tube 3 and circular flow controller 7 under gas stripping, sewage is shunted after entering circular flow controller 7: a part of sewage returns to water inlet pipe 4 water-ins through circulation tube 10 circulations, again by water inlet pipe 4, enter aeration well 2, form secondary circulation; Second section sewage is through the upper water port 75 of circular flow controller 7 inner core 71 bottoms, and in the circulation process, cylinder 72, urceolus 73 spaces, enter in aeration well 2, forms secondary circulation in well; Third part sewage, through the lower water port 76 of circular flow controller 7 inner cores 71, enters aeration well 2 bottoms, after the gas by bottom compressed air pipe 8 carries out deep aeration, outside rising pipe 5 dischargers.Closure tip between urceolus 73 and inner core 71 passes into air by regulating compressed air pipe 9, form air chamber, regulate pressure regulator valve 11, control the height of the top liquid level between urceolus 73 and inner core 71, thereby regulate the uninterrupted of discharging current via upper water vent 75 and lower water vent 76, so that the each several part water flow meets production engineering specifications, thereby realize the purpose that the utility model will reach.
In addition, the utility model not meaning that by schematic diagram and specification sheets limits to, and under the prerequisite that does not break away from design aim and principle thereof, can change to some extent.

Claims (6)

1. a deep-water aeration device, comprise pond (1), top, aeration well (2), central tube (3), water inlet pipe (4), rising pipe (5), top compressed air pipe (6), bottom, pond (1), top is communicated with aeration well (2) top, central tube (3) is arranged in pond, top (1) and aeration well (2), top compressed air pipe (6) air outlet is arranged between aeration well (2) inwall and central tube (3), it is characterized in that: also comprise circular flow controller (7), bottom compressed air pipe (8);
Described circular flow controller (7) is arranged on the interior central tube of aeration well (2) (3) bottom, circular flow controller (7) is provided with inner core (71), middle cylinder (72), (73) three concentric drums of urceolus, inner core (71), middle cylinder (72), urceolus (73) diameter increase successively, and urceolus (73) diameter is less than aeration well (2) diameter; Be provided with installation chassis (74) on the outer wall of inner core (71) bottom, installation chassis (74) periphery wall is connected with the inner wall sealing of aeration well (2); Inner core (71) and central tube (3) equal diameters, inner core (71) top is connected and is interconnected with central tube (3) bottom end seal, the sealing of inner core (71) bottom; Top closure between urceolus (73) and inner core (71), urceolus (73) bottom end opening is in installation chassis (74) top; The below of middle cylinder (72) upper end open closed top end between urceolus (73) and inner core (71), middle cylinder (72) bottom and installation chassis (74) are tightly connected; On the barrel of inner core (71), with the upper and lower of installation chassis (74) junction, be respectively arranged with water vent (75) and lower water vent (76);
Described bottom compressed air pipe (8) air outlet, rising pipe (5) water-in, be arranged between inner core (71) and aeration well (2) bottom.
2. deep-water aeration device according to claim 1 is characterized in that: also comprise and regulate compressed air pipe (9), the air outlet of regulating compressed air pipe (9) is arranged on the below of closed top end between urceolus (73) and inner core (71).
3. deep-water aeration device according to claim 2, it is characterized in that: a circulation tube (10) is set in described inner core (71), and the water outlet of described circulation tube (10) is communicated with the water-in of water inlet pipe (4).
4. deep-water aeration device according to claim 3, is characterized in that: a pressure regulator valve (11) is set on described adjusting compressed air pipe (9).
5. deep-water aeration device according to claim 4, it is characterized in that: described installation chassis (74) is arranged on apart from 1/4th well depth places, aeration well (2) bottom.
6. deep-water aeration device according to claim 5 is characterized in that: described upper water vent (75) is set to 4-6, and lower water vent (76) is set to 4-6.
CN2013203292356U 2013-06-08 2013-06-08 Deepwater aerating device Withdrawn - After Issue CN203333387U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013203292356U CN203333387U (en) 2013-06-08 2013-06-08 Deepwater aerating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013203292356U CN203333387U (en) 2013-06-08 2013-06-08 Deepwater aerating device

Publications (1)

Publication Number Publication Date
CN203333387U true CN203333387U (en) 2013-12-11

Family

ID=49702078

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013203292356U Withdrawn - After Issue CN203333387U (en) 2013-06-08 2013-06-08 Deepwater aerating device

Country Status (1)

Country Link
CN (1) CN203333387U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103265127A (en) * 2013-06-08 2013-08-28 青岛小川环保设备有限公司 Deepwater aerating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103265127A (en) * 2013-06-08 2013-08-28 青岛小川环保设备有限公司 Deepwater aerating device

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C14 Grant of patent or utility model
GR01 Patent grant
RGAV Abandon patent right to avoid regrant
AV01 Patent right actively abandoned

Granted publication date: 20131211

Effective date of abandoning: 20140402