CN208038142U - Gas feeding low pressure stream aerator - Google Patents
Gas feeding low pressure stream aerator Download PDFInfo
- Publication number
- CN208038142U CN208038142U CN201721819560.5U CN201721819560U CN208038142U CN 208038142 U CN208038142 U CN 208038142U CN 201721819560 U CN201721819560 U CN 201721819560U CN 208038142 U CN208038142 U CN 208038142U
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- CN
- China
- Prior art keywords
- waste line
- injection pipe
- gas
- low pressure
- aerator
- 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.)
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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
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model is related to technical field of waste water processing, more particularly to Gas feeding low pressure stream aerator, it includes air blower, circulating pump and jet aerator, jet aerator includes the waste line for transport wastewater, the gas piping for conveying high-pressure gas, several trunnions being set between waste line and gas piping and the injection pipe being set to below each trunnion, one end of trunnion is connected to waste line, the other end of trunnion is connected to gas piping, and the water inlet of injection pipe is connected to waste line and injection pipe is obliquely installed.Jet aerator using the above structure, oxygen transfer efficiency is up to 25~30% or more, substantially reduce air requirements amount when aeration, to reduce power consumption when aeration, eliminate the problem of micro-hole aerator of the prior art is easy to happen blocking, Gas feeding low pressure stream aerator operation is more stable, is suitable for aerobic biological treatment process.
Description
Technical field
The utility model is related to technical field of waste water processing, and in particular to Gas feeding low pressure stream aerator.
Background technology
A large amount of waste water is generated in paper production, a large amount of chemical substances are contained in these waste water, and SS, COD concentration are higher, need
Reach discharge standard after treatment.Currently, the treatment process of paper waste is mainly mutually tied using Anaerobic Treatment with Aerobic Process for Treatment
The biologic treating technique of conjunction, i.e. waste water enter aerobic tank after Anaerobic Treatment, and carry out aerobic reaction using aerator.It is existing
In technology, the aerator used in biochemistry pool is mostly micro-hole aerator, air when defect is micropore aerator aeration
Demand is big, and power consumption is big, is easy to happen blocking compared with therefore causing the aeration effect of entire aerobic system after long-time use
Difference, to make aerobic system fluctuation of service.
Invention content
The purpose of this utility model is that be directed to deficiency in the prior art, and provide that a kind of aeration effect is good, operation is steady
Fixed Gas feeding low pressure stream aerator, to solve the problems, such as that aerator is easy to block.
Gas feeding low pressure stream aerator, including air blower, circulating pump and jet aerator, the jet-flow aeration are provided
Device includes the waste line for transport wastewater, the gas piping for conveying high-pressure gas, be set to the waste line and
Several trunnions between gas piping and the injection pipe being set to below each trunnion, the water inlet of the waste line with
The output end of the circulating pump connects, and the water outlet of the waste line is connected in the input terminal of the circulating pump, the gas
The air inlet of pipeline is connect with the air blower, and one end of the trunnion is connected to the waste line, the trunnion it is another
End is connected to the gas piping, and the water inlet of the injection pipe is connected to the waste line and injection pipe inclination is set
It sets.
In above-mentioned technical proposal, the diameter of the injection pipe water inlet is more than the diameter of the injection pipe water outlet.
In above-mentioned technical proposal, the angle setting between the central axes of the injection pipe and the central axes of the waste line
It is 15~40 degree.
In above-mentioned technical proposal, the angle setting between the central axes of the injection pipe and the central axes of the waste line
It is 25 degree.
In above-mentioned technical proposal, the caliber in the trunnion towards the waste line direction increases in gradual.
In above-mentioned technical proposal, the caliber of the waste line is more than the caliber of the gas piping.
The beneficial effects of the utility model：
The Gas feeding low pressure stream aerator of the utility model, including air blower, circulating pump and jet aerator, jet stream
Aerator includes the waste line for transport wastewater, the gas piping for conveying high-pressure gas, be set to waste line and
Several trunnions between gas piping and the injection pipe being set to below each trunnion, the water inlet and cycle of waste line
The output end of pump connects, and the water outlet of waste line is connected in the input terminal of circulating pump, the air inlet and air blower of gas piping
Connection, one end of trunnion are connected to waste line, and the other end of trunnion is connected to gas piping, the water inlet and waste water of injection pipe
Pipeline connection and injection pipe is obliquely installed.When work, compressed air is delivered to gas piping by air blower, while in aerobic tank
Waste water (mixture of sludge and waste water) is pumped into waste line by cycle, and compressed air enters after trunnion with waste water strong
It is contacted under circulation status, compressed air is divided into a large amount of small bubbles under the action of irrigation pressure, fully mixed with waste water
Conjunction forms gas liquid mixture.Compared with prior art, jet aerator using the above structure, make waste water at low pressures with
Compressed air is sufficiently mixed, and in this case, compressed air is atomized into the extremely small bubble of diameter, quickly and effectively shifts
To liquid phase and biofacies, the rush transfer process of oxygen is completed, oxygen transfer efficiency substantially reduces aeration up to 25~30% or more
When air requirements amount, to reduce power consumption when aeration, dynamic efficiency is significantly larger than traditional jet aerator, disappears
The problem of being easy to happen blocking in addition to the micro-hole aerator of the prior art, Gas feeding low pressure stream aerator operation are more steady
It is fixed, it is suitable for aerobic biological treatment process.
Description of the drawings
Using attached drawing, the utility model is described in further detail, but the embodiment in attached drawing is not constituted to the utility model
Any restrictions for those of ordinary skill in the art without creative efforts, can also be according to following attached
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the Gas feeding low pressure stream aerator of the utility model.
Reference numeral：
Air blower 1, circulating pump 2；
Jet aerator 3, waste line 31, gas piping 32, trunnion 33, injection pipe 34.
Specific implementation mode
The utility model is further described with the following Examples.
The Gas feeding low pressure stream aerator of the present embodiment, as shown in Figure 1, including air blower 1, circulating pump 2 and jet stream
Aerator 3, jet aerator 3 include the waste line 31 for transport wastewater, the gas piping 32 for conveying high-pressure gas,
Several trunnions 33 being set between waste line 31 and gas piping 32 and the injection being set to below each trunnion 33
The water inlet of pipe 34, waste line 31 is connect with the output end of circulating pump 2, and the water outlet of waste line 31 is in the defeated of circulating pump 2
Enter end connection, the air inlet of gas piping 32 is connect with air blower 1, and one end of trunnion 33 is connected to waste line 31, trunnion 33
The other end be connected to gas piping 32, the water inlet of injection pipe 34 is connected to waste line 31 and injection pipe 34 is obliquely installed.
When work, compressed air is delivered to gas piping 32, while the waste water (mixing of sludge and waste water in aerobic tank by air blower 1
Object) waste line 31 is sent by circulating pump 2, compressed air enters with waste water after trunnion 33, and compressed air is in irrigation pressure
Under the action of be divided into a large amount of small bubbles, be thoroughly mixed to form gas liquid mixture with waste water.
Specifically, the diameter of 34 water inlet of injection pipe is more than the diameter of 34 water outlet of injection pipe.
Specifically, the angle between the central axes and the central axes of waste line 31 of injection pipe 34 is set as 15~40 degree.
As preferred embodiment, which is 25 degree.Using the angle of inclination, gas liquid mixture is discharged by injection pipe 34
Speed slows down afterwards, pressure enhancing, and to form the injection stream of strength, oxygenation is stirred to the waste water in aerobic tank.
Specifically, the caliber in trunnion 33 towards 31 direction of waste line increases in gradual, to promote to allow compressed air into trunnion
It is contacted under strong circulation status with waste water after 33.
Specifically, the caliber of waste line 31 is more than the caliber of gas piping 32.
Compared with prior art, jet aerator 3 using the above structure, make waste water at low pressures with compressed air
Be sufficiently mixed, in this case, compressed air is atomized into the extremely small bubble of diameter, be quickly and effectively transferred to liquid phase and
Biofacies, completes the rush transfer process of oxygen, and oxygen transfer efficiency substantially reduces air when aeration up to 25~30% or more
Demand, to reduce power consumption when aeration, dynamic efficiency is significantly larger than traditional jet aerator 3, eliminates existing
There is the problem of micro-hole aerator of technology is easy to happen blocking, Gas feeding low pressure stream aerator operation is more stable, is applicable in
In aerobic biological treatment process.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (6)
1. Gas feeding low pressure stream aerator, it is characterised in that：It is described to penetrate including air blower, circulating pump and jet aerator
Stream aerator includes the waste line for transport wastewater, the gas piping for conveying high-pressure gas, is set to the waste water
Several trunnions between pipeline and gas piping and the injection pipe being set to below each trunnion, the waste line into
The mouth of a river is connect with the output end of the circulating pump, and the water outlet of the waste line is connected in the input terminal of the circulating pump, institute
The air inlet for stating gas piping is connect with the air blower, and one end of the trunnion is connected to the waste line, the trunnion
The other end be connected to the gas piping, the water inlet of the injection pipe is connected to the waste line and the injection pipe inclines
Tiltedly setting.
2. Gas feeding low pressure stream aerator according to claim 1, it is characterised in that：The injection pipe water inlet
Diameter is more than the diameter of the injection pipe water outlet.
3. Gas feeding low pressure stream aerator according to claim 1 or 2, it is characterised in that：In the injection pipe
Angle between axis and the central axes of the waste line is set as 15~40 degree.
4. Gas feeding low pressure stream aerator according to claim 3, it is characterised in that：The central axes of the injection pipe
Angle between the central axes of the waste line is set as 25 degree.
5. Gas feeding low pressure stream aerator according to claim 1, it is characterised in that：The trunnion is towards the waste water
The caliber in pipeline direction is in gradually increase.
6. Gas feeding low pressure stream aerator according to claim 5, it is characterised in that：The caliber of the waste line
More than the caliber of the gas piping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721819560.5U CN208038142U (en) | 2017-12-20 | 2017-12-20 | Gas feeding low pressure stream aerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721819560.5U CN208038142U (en) | 2017-12-20 | 2017-12-20 | Gas feeding low pressure stream aerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208038142U true CN208038142U (en) | 2018-11-02 |
Family
ID=63955244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721819560.5U Active CN208038142U (en) | 2017-12-20 | 2017-12-20 | Gas feeding low pressure stream aerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208038142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731304A (en) * | 2019-11-28 | 2020-01-31 | 叶英华 | Jet aerator for kinds of aquaculture |
-
2017
- 2017-12-20 CN CN201721819560.5U patent/CN208038142U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110731304A (en) * | 2019-11-28 | 2020-01-31 | 叶英华 | Jet aerator for kinds of aquaculture |
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