CN107151060B - Pressure type self-cleaning aeration group - Google Patents
Pressure type self-cleaning aeration group Download PDFInfo
- Publication number
- CN107151060B CN107151060B CN201710474133.6A CN201710474133A CN107151060B CN 107151060 B CN107151060 B CN 107151060B CN 201710474133 A CN201710474133 A CN 201710474133A CN 107151060 B CN107151060 B CN 107151060B
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- CN
- China
- Prior art keywords
- aeration
- aeration membrane
- membrane
- pipe
- cleaning
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- 238000005273 aeration Methods 0.000 title claims abstract description 90
- 238000004140 cleaning Methods 0.000 title claims abstract description 24
- 239000012528 membrane Substances 0.000 claims abstract description 57
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 239000010865 sewage Substances 0.000 claims abstract description 12
- 230000007704 transition Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000005202 decontamination Methods 0.000 abstract description 2
- 230000003588 decontaminative effect Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000005276 aerator Methods 0.000 description 4
- 239000010802 sludge Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000011538 cleaning material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a pressure type self-cleaning aeration group, which belongs to the field of environmental protection equipment and comprises a tubular aeration membrane, wherein a brush block is arranged in the aeration membrane, the brush block is just embedded into an inner cavity of the aeration membrane and can move left and right along the inner cavity of the aeration membrane, two ends of the aeration membrane are respectively connected with an air source, the inner cavity of the aeration membrane is divided into a first closed cavity and a second closed cavity by the brush block, and air inlets of the first closed cavity and the second closed cavity are respectively connected with an air inlet pipe. The invention has novel structure, uses the existing air source and liquid source as the power source, greatly reduces the cost and improves the stability, can greatly improve the decontamination efficiency in the test, pumps out the sewage through the sewage pumping pipe after cleaning, recycles the whole mechanism, can greatly improve the service life and the efficiency of the aeration membrane, and has good effect.
Description
Technical Field
The invention belongs to the field of environmental protection equipment, and particularly relates to an aeration group which realizes a pressure supply self-cleaning function.
Background
In the sewage treatment industry, aeration systems function to aerate the lagoons. The membrane aerator is provided with self-closing micropores. When aeration is carried out, air flows flush the self-closing micropores on the diaphragm, air enters surrounding sewage through the micropores, when aeration is stopped, the self-closing micropores on the diaphragm are self-closed under the action of elasticity, sewage is prevented from entering the aerator and the aeration pipeline, sludge is easily and slowly accumulated in the aerator in the use process, the accumulated sludge can cause the accumulation of the aerator, and the sludge attached to the inner wall can slowly block the aeration holes.
The chinese patent with the application number 201310341147.2 provides an aeration membrane group capable of being cleaned on line, which has a tubular aeration membrane, left and right pull ropes and a brush, wherein in the use process, a motor and other power elements are adopted to pull the brush left and right, the brush is adopted to clean, as components which are rigidly connected are adopted to carry out assembly and long-term underwater operation, the aeration membrane group has the defects of short service life, low efficiency and high failure rate, an air source is additionally assembled, a pipeline is complex, brush cleaning materials can only realize horizontal line cleaning at brush points, the brush is not rotatable, a cleaning surface is small, the brush cleaning tool is easy to generate failure of brush clamping in aeration holes, the whole mechanism is disabled, in addition, due to the adoption of a double-side power system, the damage of the pull ropes caused by the fact that the speed of one side is too fast is prevented, and an encoder and a control unit are additionally assembled for monitoring the motor speed, so that the invention has the defects of high failure rate, complex structure and high cost.
Disclosure of Invention
The invention mainly aims to solve the problems that the existing aeration system has redundant structure and no self-cleaning function or the cleaning function is too weak, and provides the pressure type self-cleaning aeration group, which realizes full-angle cleaning without providing additional power, greatly prolongs the service life of equipment, and simultaneously has the effect of drying and stripping dirt by air flow expanded by a pipeline under a high pressure state.
The technical problems of the invention are mainly solved by the following technical proposal:
the utility model provides a pressure type self-cleaning aeration group, includes tubular aeration diaphragm, is equipped with the brush piece in the aeration diaphragm, and it includes, the brush piece just imbed in the inner chamber of aeration diaphragm and the brush piece can be along the inner chamber left and right sides of aeration diaphragm draw the removal, respectively connect an air supply at the both ends of aeration diaphragm.
Further, the brush block divides the inner cavity of the aeration membrane into a first closed cavity and a second closed cavity, and air inlets of the first closed cavity and the second closed cavity are respectively connected with an air inlet pipe.
Further, the shape of the brush block is matched with the shape of the inner cavity of the aeration membrane.
Furthermore, the aeration membrane is provided with a plurality of parallel aeration membranes, two ends of each aeration membrane are respectively provided with a transition pipe, the air inlets at the two ends of each aeration membrane are connected with the corresponding transition pipes, and each transition pipe is connected with a high-pressure air pipe.
Further, a liquid inlet nozzle is respectively arranged at the air inlets at the two ends of the aeration membrane in the aeration membrane.
Furthermore, the liquid inlet nozzles are communicated with a liquid inlet pipe.
Further, each liquid inlet nozzle is a conical nozzle with a flaring liquid outlet end or a tubular nozzle with a conical opening.
Further, the length of the brush block is the total length of the aeration membrane
Furthermore, a drain pipe is communicated with the bottom of each transition pipe, and a drain pump is connected to the drain pipe.
Therefore, the invention has the following advantages:
the high-pressure gas is blown into the aeration membrane to expand and aerate, and the high-pressure gas or liquid can impact dirt on the inner wall to peel off the dirt on the inner wall in the process of introducing the high-pressure source.
The brush block can slide left and right by adopting the difference of pressure differences at two sides without an additional auxiliary power device in the use process, and the power source can be used as an aeration air source, so that the structure is simplified, the service life of equipment is ensured, and the failure rate of the equipment is reduced.
Through the liquid inlet pipe and the liquid inlet nozzle, in the air supply and air supply process, air can spray liquid in the nozzle onto the brush block, and dirt can be quickly brushed off by the brush block after being soaked and matched with cleaning liquid.
The invention has novel structure, uses the existing air source and liquid source as the power source, greatly reduces the cost and improves the stability, can greatly improve the decontamination efficiency in the test, pumps out the sewage through the sewage pumping pipe after cleaning, recycles the whole mechanism, can greatly improve the service life and the efficiency of the aeration membrane, and has good effect.
Drawings
Fig. 1 is an overall construction diagram of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 3.
Fig. 3 is an overall top view of the present invention.
Reference numerals illustrate: a blow-off pipe 1, an air inlet pipe 2, a liquid inlet pipe 3, a transition pipe 4, an aeration membrane 5, a first closed chamber 5a, a second closed chamber 5b, a brush block 6 and a liquid inlet nozzle 7
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
As shown in fig. 2 and 3, embodiment 1 provides a pressure type self-cleaning aeration group, which comprises a tubular aeration membrane 5, wherein a brush block 6 is arranged in the aeration membrane, the brush block is just embedded into an inner cavity of the aeration membrane and can be moved left and right along the inner cavity of the aeration membrane, the brush block forms a piston structure in the aeration membrane, the inner cavity of the aeration membrane is divided into a first airtight chamber 5a and a second airtight chamber 5b by the brush block, the aeration membrane is arranged side by side, two ends of the aeration membrane are respectively provided with a transition pipe, two air inlets at two ends of each aeration membrane are connected with corresponding transition pipes 4, each transition pipe is connected with an air inlet pipe 2, the air is supplied to the transition pipes by the air inlet pipe in the use process, the air enters the aeration membrane through the transition pipes and then enters the corresponding airtight chambers, a sewage drain pipe 1 is connected at the bottom of each transition pipe, a sewage pump is connected to the sewage drain pipe, and an adjusting valve is further arranged on the sewage drain pipe.
As shown in fig. 1 and 3, embodiment 2 provides a pressure type self-cleaning aeration group, which comprises a tubular aeration membrane 5, brush blocks 6 are arranged in the aeration membrane, the shape of each brush block is matched with the shape of the inner cavity of the aeration membrane, each brush block is made of a self-expanding material, the brush blocks are just embedded into the inner cavity of the aeration membrane and can be scratched along the inner cavity of the aeration membrane, the brush blocks form a piston structure in the aeration membrane, the inner cavity of the aeration membrane is divided into a first closed cavity 5a and a second closed cavity 5b by the brush blocks, air inlets at two ends of the aeration membrane are respectively provided with a liquid inlet nozzle 7, each liquid inlet nozzle is a conical nozzle with a flaring end, the flaring ends of the conical nozzles face the brush blocks, each liquid inlet nozzle is communicated with a liquid inlet pipe 3, the aeration membrane is arranged side by side along the inner cavity of the aeration membrane, two ends of each aeration membrane are respectively provided with a transition pipe, two ends of each membrane are connected with an air inlet pipe and a corresponding air inlet pipe, a drain pipe is further connected with a drain pipe through a corresponding air inlet pipe, and a drain pipe is connected with the drain pipe through a corresponding air inlet pipe through a valve, and a drain pipe is connected with the drain pipe through the air inlet pipe through the corresponding air inlet pipe through the transition pipe.
Referring to fig. 2 and 3, embodiment 3, which is different from embodiment 3 and embodiment 2 in that the liquid inlet nozzle is a tubular nozzle, a cone opening is disposed at the liquid outlet of the liquid inlet nozzle, and the liquid inlet pipe is connected to the side wall of the liquid inlet nozzle.
In order to ensure the lodging resistance of the brush block, the length of the brush block is the total length of the aeration membrane
The method of use of the invention is further described below with reference to the accompanying drawings:
in the use, at first, by the intake pipe air feed with gas drive into transition pipe 4 in, and then with liquid push into first airtight cavity 5a and the airtight cavity of second 5b, aeration diaphragm continuously aerifys this moment, the blow off pipe is also full of gas this moment, be equipped with adjusting valve on the blow off pipe, through adjusting the adjusting valve on the blow off pipe of both sides, can change the atmospheric pressure of two side transition pipes, brush piece can walk along aeration diaphragm when both sides produce the pressure differential, can reach the effect of clean aeration diaphragm through regular change two side pressure differential, when needs further clean, drive into liquid through the feed liquor pipe, liquid is carried by the air that the intake pipe brought into after getting into the nozzle and is sprayed on the brush piece, can further increase cleaning ability through driving into cleaning agent or lubricant, after the aeration finishes, because gas is often to the aeration diaphragm dredging efficiency of jam, can close the intake pipe when needing strong dredging, drive into high-pressure liquid through the feed liquor pipe, high-pressure liquid often has the pressure differential adjustment of powerful dredging effect of dredging pipe again, can big aeration diaphragm life-span under the cleaning of brush piece and aeration diaphragm.
Claims (5)
1. The utility model provides a pressure formula self-cleaning aeration group, includes tubular aeration diaphragm (5), is equipped with brush piece (6), its characterized in that in the aeration diaphragm: the brush block is just embedded into the inner cavity of the aeration membrane and can be scratched left and right along the inner cavity of the aeration membrane, and the brush block divides the inner cavity of the aeration membrane into a first closed chamber (5 a) and a second closed chamber (5 b); two ends of the aeration membrane are respectively connected with an air source; air pressure or hydraulic pressure is adopted as a pressure source, and the brush block slides left and right due to the difference of pressure differences at two sides;
the aeration membrane is provided with a plurality of parallel aeration membranes, two ends of each aeration membrane are respectively provided with a transition pipe, the air inlets at the two ends of each aeration membrane are communicated with the corresponding transition pipes (4), and each transition pipe is communicated with an air inlet pipe (2); the air inlets at the two ends of the aeration membrane are respectively provided with a liquid inlet nozzle (7), and the liquid inlet nozzles are communicated with a liquid inlet pipe (3); a drain pipe (1) is communicated with the bottom of each transition pipe, and a drain pump is connected to the drain pipe; the sewage pipe is provided with an adjusting valve.
2. A pressure type self-cleaning aeration group according to claim 1, wherein the brush block has a shape matching with the shape of the inner cavity of the aeration membrane.
3. A pressure type self-cleaning aeration group according to claim 1, wherein the liquid outlet end of each liquid inlet nozzle is a flaring conical nozzle or a tubular nozzle with a conical opening.
4. A pressure type self-cleaning aeration group according to claim 1, wherein the length of the brush block is 1/12-1/6 of the total length of the aeration membrane.
5. A pressure type self-cleaning aeration group according to claim 1, wherein the brush block is made of self-expansion materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710474133.6A CN107151060B (en) | 2017-06-21 | 2017-06-21 | Pressure type self-cleaning aeration group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710474133.6A CN107151060B (en) | 2017-06-21 | 2017-06-21 | Pressure type self-cleaning aeration group |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107151060A CN107151060A (en) | 2017-09-12 |
| CN107151060B true CN107151060B (en) | 2023-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710474133.6A Active CN107151060B (en) | 2017-06-21 | 2017-06-21 | Pressure type self-cleaning aeration group |
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| Country | Link |
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| CN (1) | CN107151060B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108751453A (en) * | 2018-06-20 | 2018-11-06 | 佛山市宝粤美科技有限公司 | Utilize hydraulic pressure gas explosion oxygenate apparatus and application method |
| CN112317469B (en) * | 2020-10-16 | 2022-10-11 | 中国航发四川燃气涡轮研究院 | Reverse belt cleaning device of integral oil spout house steward of punching press combustion chamber |
| CN112317430B (en) * | 2020-10-29 | 2022-08-19 | 南安市叁凡工业设计有限公司 | Track cleaning equipment |
| CN113020084A (en) * | 2021-04-22 | 2021-06-25 | 通威太阳能(金堂)有限公司 | Graphite boat cleaning device and using method |
| CN114149070B (en) * | 2021-09-14 | 2024-04-05 | 深圳市良益实业有限公司 | MBR membrane water treatment facilities convenient to maintain |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009106874A (en) * | 2007-10-31 | 2009-05-21 | Hitachi Ltd | Reaction tank and aeration device |
| JP5062138B2 (en) * | 2007-12-27 | 2012-10-31 | Ｊｆｅエンジニアリング株式会社 | Cleaning method for air diffuser |
| CN102030408B (en) * | 2010-10-22 | 2012-06-20 | 中国人民大学 | Multi-medicament synergistic online cleaning device for micro-porous aeration system |
| JP5700537B2 (en) * | 2011-03-28 | 2015-04-15 | 三機工業株式会社 | Air diffuser system and air diffuser cleaning method |
| CN103626309B (en) * | 2013-08-07 | 2015-01-28 | 张玉 | Aeration system capable of being cleaned on line |
| CN106045079A (en) * | 2016-07-26 | 2016-10-26 | 胡海平 | Hydraulic cylinder washing type tubular microporous aerator |
| CN207079083U (en) * | 2017-06-21 | 2018-03-09 | 胡海平 | A kind of pressure type self-cleaning aeration group |
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- 2017-06-21 CN CN201710474133.6A patent/CN107151060B/en active Active
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| CN107151060A (en) | 2017-09-12 |
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