CN221275496U - Aeration device for treating printing and dyeing wastewater - Google Patents
Aeration device for treating printing and dyeing wastewater Download PDFInfo
- Publication number
- CN221275496U CN221275496U CN202323082917.4U CN202323082917U CN221275496U CN 221275496 U CN221275496 U CN 221275496U CN 202323082917 U CN202323082917 U CN 202323082917U CN 221275496 U CN221275496 U CN 221275496U
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- China
- Prior art keywords
- biochemical
- aeration
- blower
- dissolved oxygen
- air
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- 238000005273 aeration Methods 0.000 title claims abstract description 54
- 239000002351 wastewater Substances 0.000 title claims abstract description 31
- 238000004043 dyeing Methods 0.000 title claims abstract description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 36
- 239000001301 oxygen Substances 0.000 claims abstract description 36
- 230000001105 regulatory effect Effects 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 13
- 238000004065 wastewater treatment Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- Activated Sludge Processes (AREA)
Abstract
The application discloses an aeration device for treating printing and dyeing wastewater, which comprises a biochemical tank, wherein an aeration disc is arranged in the biochemical tank, one side of the aeration disc is connected with a blower through an air inlet pipeline, a flow regulating valve is arranged on the air inlet pipeline and between the blower and the aeration disc, an oxygen dissolving instrument for detecting the content of dissolved oxygen in the biochemical tank is arranged on the inner side wall of the biochemical tank, and the oxygen dissolving instrument and the blower are connected with a display screen together. The air is conveyed into the aeration disc through the air inlet pipeline by the air blower, and enters the biochemical tank through the aeration disc so as to be contacted with wastewater in the biochemical tank; the staff can observe the numerical value of the dissolved oxygen in the biochemical pond through the display screen in real time, when the numerical value of the dissolved oxygen in the biochemical pond is not in the set range, and when the numerical value of the dissolved oxygen in the biochemical pond is different greatly, the frequency of the air blower needs to be adjusted at the moment, so that the stability of the content of the dissolved oxygen in the biochemical pond is ensured.
Description
Technical Field
The application relates to the field of printing and dyeing wastewater treatment, in particular to an aeration device for printing and dyeing wastewater treatment.
Background
China is a large textile printing and dyeing country, and the production of waste water is particularly large, which is one of the main characteristics of printing and dyeing waste water. With the continuous development of economy and the continuous rise of environmental protection requirements in recent years, the optimized operation of sewage plants is particularly important.
Aeration is to mix air and liquid with each other, increase disturbance degree of water body and increase utilization efficiency of air, and on the other hand, can cultivate microorganism community in aeration tank. In the biochemical process of water treatment, the aeration process section has remarkable influence on the treatment effect of the process, and is a link with the maximum specific gravity of energy consumption in the process, so that the optimal aeration has great energy-saving potential and has more important practical significance. When the quality of the inlet water changes, the quality of the outlet water can fluctuate. When the water inlet load is higher, the water outlet exceeds the standard. Insufficient aeration can affect the activity of microorganisms in the biochemical tank, further affect the water quality of effluent, and also can cause denitrification in the secondary sedimentation tank, floating sludge and affecting the effluent. The excessive aeration causes electric energy waste, and dissolved oxygen is brought to an anoxic zone through internal reflux to affect denitrification effect, and the dissolved oxygen is brought to an anaerobic zone through external reflux to affect anaerobic phosphorus release. In the past, the frequency of a fan is manually adjusted according to turbidity in a wastewater factory, so that errors exist, and the investment in manpower is increased, so that improvement is needed.
Disclosure of utility model
Aiming at the defects of the prior art, the application provides an aeration device for treating printing and dyeing wastewater, which aims to solve the problems.
The utility model provides an aeration equipment for printing and dyeing wastewater treatment, includes the biochemical pond, install the aeration dish in the biochemical pond, one side of aeration dish is connected with the air-blower through the air inlet pipeline, install the flow control valve on the air inlet pipeline, the flow control valve is located between air-blower and the aeration dish, install the dissolved oxygen appearance that is used for detecting the dissolved oxygen content in the biochemical pond on the inside wall in biochemical pond, dissolved oxygen appearance is connected with the display screen jointly with the air-blower.
By adopting the technical scheme, the air blower conveys the air into the aeration disc through the air inlet pipeline, and the air enters the biochemical tank through the aeration disc so as to be contacted with the wastewater in the biochemical tank; the staff can observe the numerical value of the dissolved oxygen in the biochemical pond through the display screen in real time, when the numerical value of the dissolved oxygen in the biochemical pond is not in the set range, and when the numerical value of the dissolved oxygen in the biochemical pond is different greatly, the frequency of the air blower needs to be adjusted at the moment, so that the stability of the content of the dissolved oxygen in the biochemical pond is ensured.
Optionally, an electromagnetic flowmeter is installed on the air inlet pipeline, and the electromagnetic flowmeter is located between the flow regulating valve and the blower.
By adopting the technical scheme, the electromagnetic flowmeter can detect the air quantity transmitted by the blower in real time.
Optionally, a gate valve is installed at one end of the air inlet pipeline, which is close to the biochemical pool, and the gate valve is positioned between the aeration disc and the electromagnetic flowmeter.
Through adopting above-mentioned technical scheme, when the aeration equipment is overhauld to needs, the gate valve can control opening and close of pipeline to make things convenient for operating personnel to maintain.
Optionally, a submersible mixer is arranged on the inner bottom wall of the biochemical tank.
Through adopting above-mentioned technical scheme, the submerged mixer can improve the hydrologic cycle in the biochemical pond, and in addition, when waste water is nitrifying, denitrogenation and dephosphorization stage, submerged mixer can also create rivers in the biochemical pond, improves waste water treatment efficiency.
Optionally, the aeration disc is arranged on the bottom wall of the biochemical tank.
Through adopting above-mentioned technical scheme, when the air is followed downthehole to emerge on the aeration dish, the bubble can upwards float gradually from the bottom of biochemical pond to improve the waste water contact time in air and the biochemical pond.
Optionally, a liquid level meter for detecting the liquid level of the wastewater is arranged at the upper end of the inner side wall of the biochemical tank.
Through adopting above-mentioned technical scheme, the level gauge can show biochemical pond waste water liquid level in real time for the staff can know the liquid level change in the biochemical pond at any time.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the air is conveyed into the aeration disc through the air inlet pipeline by the air blower, and enters the biochemical tank through the aeration disc so as to be contacted with wastewater in the biochemical tank; the staff can observe the numerical value of the dissolved oxygen in the biochemical pond through the display screen in real time, when the numerical value of the dissolved oxygen in the biochemical pond is not in the set range, and when the numerical value of the dissolved oxygen in the biochemical pond is different greatly, the frequency of the air blower needs to be adjusted at the moment, so that the stability of the dissolved oxygen in the biochemical pond is ensured.
2. When the aeration device needs to be overhauled, the gate valve can control the opening and closing of the pipeline, so that an operator can conveniently maintain the aeration device.
3. The submersible mixer can improve the water circulation in the biochemical tank, and in addition, when the wastewater is in the nitrification, denitrification and dephosphorization stages, the submersible mixer can also create water flow in the biochemical tank, so that the wastewater treatment efficiency is improved.
4. The liquid level meter can display the waste water liquid level of the biochemical tank in real time, so that workers can know the liquid level change in the biochemical tank at any time.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present application.
Reference numerals illustrate:
1. A biochemical pool; 11. a liquid level gauge; 2. an aeration disc; 3. a blower; 31. an air intake duct; 4. a flow regulating valve; 5. an oxygen dissolving instrument; 6. a display screen; 7. an electromagnetic flowmeter; 8. a gate valve; 9. submersible mixer.
Detailed Description
In order that the application may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
The embodiment of the application discloses an aeration device for treating printing and dyeing wastewater. Referring to fig. 1, including a biochemical tank 1, printing and dyeing wastewater flows in from one end of the biochemical tank 1 and flows out from the other end of the biochemical tank 1. An aeration disc 2 is arranged at the inner bottom of the biochemical tank 1, and a plurality of air outlet holes are uniformly arranged on the aeration disc 2. One side of the aeration disc 2 is fixedly connected with a blower 3 through an air inlet pipeline, and the blower 3 is a variable frequency blower 3. The direction along being close to aeration dish 2 on the air inlet pipeline is fixed mounting in proper order has electric-magnetic flowmeter 7, flow control valve 4 and gate valve 8, and electric-magnetic flowmeter 7 can the real-time detection air quantity that air-blower 3 carried, and when the aeration equipment was overhauld to needs, gate valve 8 can control opening and close of pipeline to make things convenient for operating personnel to maintain.
Referring to fig. 1, an oxygen dissolving device 5 for detecting the content of dissolved oxygen in the biochemical tank 1 is fixedly arranged at the upper end of the inner side wall of the biochemical tank 1, the oxygen dissolving device 5 can detect that the oxygen dissolving device 5 of the biochemical tank 1 and the blower 3 are connected together, a display screen 6 is connected, data of the oxygen dissolving device 5 can be displayed on the display screen 6, in addition, people can visually see the speed of the blower 3 through the display screen 6, so that the speed of the blower 3 is adjusted according to the physical and chemical characteristics of wastewater, and then the aeration rate in the biochemical tank 1 is adjusted. The air blower 3 conveys air into the aeration disc 2 through an air inlet pipeline, and the air enters the biochemical tank 1 through the aeration disc 2 so as to be contacted with wastewater in the biochemical tank 1; the staff can observe the value of the dissolved oxygen in the biochemical tank 1 in real time through the display screen 6, when the value of the dissolved oxygen in the biochemical tank 1 is not in the set range, specifically, when the value of the dissolved oxygen is not in the range of 2-4mg/L and the difference between the values is large, the frequency of the air blower 3 is required to be adjusted at the moment, so that the stability of the content of the dissolved oxygen in the biochemical tank 1 is ensured.
Referring to fig. 1, a submersible mixer 9 is fixedly installed on the inner bottom wall of the biochemical tank 1. The submersible mixer 9 can improve the water circulation in the biochemical tank 1, and in addition, the submersible mixer 9 can also create water flow in the biochemical tank 1 during the nitrification, denitrification and dephosphorization stages of the wastewater, thereby improving the wastewater treatment efficiency.
Referring to fig. 1, a level gauge 11 for detecting the level of wastewater is installed at the upper end of the inner sidewall of the biochemical tank 1. The liquid level meter 11 can display the wastewater level of the biochemical tank 1 in real time, so that workers can know the change of the liquid level in the biochemical tank 1 at any time
The embodiment of the application provides an aeration device for treating printing and dyeing wastewater, which is implemented by the following principle: the air blower 3 conveys air into the aeration disc 2 through an air inlet pipeline, and the air enters the biochemical tank 1 through the aeration disc 2 so as to be contacted with wastewater in the biochemical tank 1; the staff can observe the numerical value of the dissolved oxygen in the biochemical tank 1 in real time through the display screen 6, when the numerical value of the dissolved oxygen in the biochemical tank 1 is not in the set range and the difference between the numerical value and the value is large, the frequency of the air blower 3 is required to be regulated at the moment, and the stability of the dissolved oxygen in the biochemical tank 1 is ensured.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. An aeration device for printing and dyeing wastewater treatment, which comprises a biochemical tank (1), and is characterized in that: install aeration dish (2) in biochemical pond (1), one side of aeration dish (2) is connected with air-blower (3) through the air inlet pipeline, install flow control valve (4) on the air inlet pipeline, flow control valve (4) are located between air-blower (3) and aeration dish (2), install on the inside wall of biochemical pond (1) and be used for detecting dissolved oxygen content's in biochemical pond (1) dissolved oxygen appearance (5), dissolved oxygen appearance (5) are connected with display screen (6) jointly with air-blower (3).
2. An aeration device for treating printing and dyeing wastewater according to claim 1, wherein: an electromagnetic flowmeter (7) is arranged on the air inlet pipeline, and the electromagnetic flowmeter (7) is positioned between the flow regulating valve (4) and the blower (3).
3. An aeration device for treating printing and dyeing wastewater according to claim 2, wherein: a gate valve (8) is arranged at one end, close to the biochemical tank (1), of the air inlet pipeline, and the gate valve (8) is positioned between the aeration disc (2) and the electromagnetic flowmeter (7).
4. An aeration device for treating printing and dyeing wastewater according to claim 1, wherein: the inner bottom wall of the biochemical tank (1) is provided with a submersible mixer (9).
5. An aeration device for treating printing and dyeing wastewater according to claim 1, wherein: the aeration disc (2) is arranged on the bottom wall of the biochemical tank (1).
6. An aeration device for treating printing and dyeing wastewater according to claim 1, wherein: the upper end of the inner side wall of the biochemical tank (1) is provided with a liquid level meter (11) for detecting the liquid level of wastewater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323082917.4U CN221275496U (en) | 2023-11-14 | 2023-11-14 | Aeration device for treating printing and dyeing wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323082917.4U CN221275496U (en) | 2023-11-14 | 2023-11-14 | Aeration device for treating printing and dyeing wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221275496U true CN221275496U (en) | 2024-07-05 |
Family
ID=91704456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323082917.4U Active CN221275496U (en) | 2023-11-14 | 2023-11-14 | Aeration device for treating printing and dyeing wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221275496U (en) |
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2023
- 2023-11-14 CN CN202323082917.4U patent/CN221275496U/en active Active
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