CN110698003A - Aluminum alloy electrophoresis application effluent treatment plant - Google Patents
Aluminum alloy electrophoresis application effluent treatment plant Download PDFInfo
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- CN110698003A CN110698003A CN201911159445.3A CN201911159445A CN110698003A CN 110698003 A CN110698003 A CN 110698003A CN 201911159445 A CN201911159445 A CN 201911159445A CN 110698003 A CN110698003 A CN 110698003A
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 22
- 238000001962 electrophoresis Methods 0.000 title claims description 4
- 238000003860 storage Methods 0.000 claims abstract description 72
- 238000006243 chemical reaction Methods 0.000 claims abstract description 68
- 239000012528 membrane Substances 0.000 claims abstract description 61
- 239000002351 wastewater Substances 0.000 claims abstract description 54
- 238000005842 biochemical reaction Methods 0.000 claims abstract description 53
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 31
- 238000000576 coating method Methods 0.000 claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 23
- 239000003814 drug Substances 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 23
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000005189 flocculation Methods 0.000 claims abstract description 19
- 230000016615 flocculation Effects 0.000 claims abstract description 19
- 238000001728 nano-filtration Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 170
- 238000003756 stirring Methods 0.000 claims description 18
- 239000000706 filtrate Substances 0.000 claims description 17
- 230000008021 deposition Effects 0.000 claims description 11
- 238000011084 recovery Methods 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 8
- 230000037452 priming Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 21
- 239000000126 substance Substances 0.000 description 9
- 239000008394 flocculating agent Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000004530 micro-emulsion Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses an aluminum alloy electrophoretic coating wastewater treatment device which comprises an aluminum alloy electrophoretic coating wastewater treatment device, wherein the aluminum alloy electrophoretic coating wastewater treatment device comprises a wastewater storage tank, a flocculation liquid medicine storage tank, a chemical reaction tank, a security filter, an ozone wastewater treatment machine, an a \ o biochemical reaction tank, an MBR membrane reactor, a buffer storage tank, a nanofiltration membrane separator and an RO membrane filter, wherein the security filter is arranged on one side of the wastewater storage tank, the chemical reaction tank is arranged between the wastewater storage tank and the security filter, the a \ o biochemical reaction tank is arranged on one side of the security filter, the ozone wastewater treatment machine is arranged between the a \ o biochemical reaction tank and the security filter, the buffer storage tank is arranged on one side of the a \ o biochemical reaction tank, and the MBR membrane reactor is arranged between the buffer storage tank and the a \ o. The aluminum alloy electrophoretic coating wastewater treatment device disclosed by the invention fully grasps the characteristics of the quality and the quantity of wastewater, combines the conditions of field land use, emission standards and the like, is reliable in operation effect, stable in effluent quality, up to standard, saves the occupied land and can be widely popularized.
Description
Technical Field
The invention belongs to the technical field of wastewater treatment equipment, and particularly relates to an aluminum alloy electrophoretic coating wastewater treatment device.
Background
At present, the surface treatment of the aluminum alloy section comprises various treatment industries such as spraying, oxidation, electrophoresis and the like. The electrophoretic coating is a special coating forming method developed in 30 years, the main component of the electrophoretic coating is water-soluble acrylic resin, and the electrophoretic coating has the characteristics of water solubility, no toxicity, easiness in automatic control and the like. The outdoor color retention and weather resistance of the aluminum alloy profile can be improved after the surface of the aluminum profile is coated. With the application of a large amount of electrophoretic coating processes, wastewater produced by the production of the electrophoretic coating processes becomes a focus of attention of various enterprises.
The electrophoretic coating wastewater belongs to industrial wastewater and has the characteristics of complex components, difficult decomposition, dark color, poor biodegradability and the like. The main pollutants are water-soluble acrylic resin, pigment and filler and cosolvent (ester, ketone and acid). Generally, the COD value is 15000-30000mg/L, the appearance is micro-emulsion white, opaque and has pungent smell.
According to the development needs of the aluminum profile industry, the national standards for environmental protection are continuously improved, the traditional treatment mode is a method for directly discharging electrophoretic coating wastewater to a factory collection pool for centralized treatment, but because the wastewater contains high-concentration organic matters, a plurality of factories are difficult to treat at one time to reach the discharge standard, and great production pressure is brought to the environmental protection work of enterprises.
Disclosure of Invention
The invention aims to provide an aluminum alloy electrophoretic coating wastewater treatment device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an aluminum alloy electrophoretic coating wastewater treatment device comprises a wastewater storage tank, a flocculation liquid medicine storage tank, a chemical reaction tank, a security filter, an ozone wastewater treatment machine, an a/o biochemical reaction tank, an MBR membrane reactor, a buffer storage tank, a nanofiltration membrane separator and an RO membrane filter, wherein the security filter is arranged on one side of the wastewater storage tank, the chemical reaction tank is arranged between the wastewater storage tank and the security filter, the a/o biochemical reaction tank is arranged on one side of the security filter, the ozone wastewater treatment machine is arranged between the a/o biochemical reaction tank and the security filter, the buffer storage tank is arranged on one side of the a/o biochemical reaction tank, the MBR membrane reactor is arranged between the buffer storage tank and the a/o biochemical reaction tank, the RO membrane filter is arranged on the buffer storage tank, the nanofiltration membrane separator is arranged between the RO membrane filter and the buffer storage tank, and the water outlet end on one side of the wastewater storage tank is connected with the water, the water outlet end of the chemical reaction tank is connected with the water inlet end of the security filter through a water conveying pipeline, the water outlet end of the security filter is connected with the water inlet end of the ozone wastewater treatment machine through a water conveying pipeline II, the water outlet end of the ozone wastewater treatment machine is connected with the water inlet end of the a \ o biochemical reaction tank through a water conveying pipeline III, the water outlet end of the a \ o biochemical reaction tank is connected with the water inlet end of the MBR membrane reactor through a water conveying pipeline IV, the water outlet end of the MBR membrane reactor is connected with the water inlet end of the buffer storage tank through a water conveying pipeline V, the water outlet end of the buffer storage tank is connected with the water inlet end of the nanofiltration membrane separator through a water conveying pipeline VI, the water outlet end of the nanofiltration membrane separator is connected with the water inlet end of the RO membrane filter through a water conveying pipeline VII, and the water outlet end of the RO.
Further, a flocculation liquid medicine storage box is arranged on one side of the chemical reaction tank and connected with the chemical reaction tank through a medicine feeding pipe, and a quantitative medicine feeding pump is sleeved on the medicine feeding pipe.
Further, a pressure filter is arranged on the other side of the chemical reaction tank, the bottom of the chemical reaction tank is connected with the feeding end of the pressure filter through a deposition pipe, the filtrate discharging end on one side of the pressure filter is connected with the chemical reaction tank through a filtrate recycling pipe, a first pneumatic diaphragm pump is sleeved on the deposition pipe, and a second pneumatic diaphragm pump is sleeved on the filtrate recycling pipe.
Further, a stirring motor is installed at the top of the chemical reaction tank through a fastening bolt, and a power output end at the bottom of the stirring motor penetrates through the chemical reaction tank to weld stirring slurry.
Further, the waste water pipeline is sleeved with a first pipeline pump, the first water pipeline is sleeved with a second pipeline pump, the third water pipeline is sleeved with a third pipeline pump, and the fifth water pipeline is sleeved with a self-sucking pump.
Furthermore, a Roots blower is arranged on one side of the a \ o biochemical reaction tank, and the air outlet end of the Roots blower is connected with the a \ o biochemical reaction tank through an air conveying pipeline.
Further, pneumatic valves are arranged on the waste water pipeline, the first water pipeline, the second water pipeline, the third water pipeline, the fifth water pipeline and the sixth water pipeline.
Furthermore, the a \ o biochemical reaction tank is internally provided with high-efficiency biological elastic filler through a fixing frame.
Compared with the prior art, the invention has the beneficial effects that:
the device fully grasps the characteristics of the quality and the quantity of the wastewater, combines the conditions of field land use, emission standard and the like, adopts the core technology (materialization, advanced oxidation, biochemistry and membrane treatment) of the invention, has reliable operation effect, stable effluent quality reaching the standard and saves the occupied land. The sludge separation design is novel, and the dehydration of the sludge is completed with extremely low operation cost. The system has high automation degree, basically realizes unattended operation and saves labor cost.
Drawings
FIG. 1 is a schematic view of the overall structure of an aluminum alloy electrophoretic coating wastewater treatment device according to the present invention.
In the figure: 1. a waste water conduit; 2. an RO membrane filter; 3. a water delivery pipeline; 4. a second water pipeline; 5. a third water pipeline; 6. a nanofiltration membrane separator; 7. a fifth water pipeline; 8. a buffer storage tank; 9. a sixth water conveying pipeline; 10. an MBR membrane reactor; 11. a deposition tube; 12. a first pipeline pump; 13. a second pipeline pump; 14. a third pipeline pump; 15. a self-priming pump; 16. a dosing pump; 17. a first pneumatic diaphragm pump; 18. a stirring motor; 19. stirring the slurry; 20. a cartridge filter; 21. a filtrate recovery pipe; 22. a second pneumatic diaphragm pump; 23. a wind delivery pipeline; 24. a Roots blower; 25. a flocculation liquid medicine storage box; 26. a chemical reaction tank; 27. a waste water storage tank; 28. a filter press; 29. an ozone wastewater treatment machine; 30. an a \ o biochemical reaction tank; 31. a water outlet pipe; 32. a fourth water pipeline; 33. a water delivery pipeline No. seven; 34. a medicine feeding pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1, the aluminum alloy electrophoretic coating wastewater treatment device comprises a wastewater storage tank 27, a flocculation liquid medicine storage tank 25, a chemical reaction tank 26, a cartridge filter 20, an ozone wastewater treatment machine 29, an a \ o biochemical reaction tank 30, an MBR membrane reactor 10, a buffer storage tank 8, a nanofiltration membrane separator 6 and an RO membrane filter 2, wherein the cartridge filter 20 is arranged on one side of the wastewater storage tank 27, the chemical reaction tank 26 is arranged between the wastewater storage tank 27 and the cartridge filter 20, the a \ o biochemical reaction tank 30 is arranged on one side of the cartridge filter 20, the ozone wastewater treatment machine 29 is arranged between the a \ o biochemical reaction tank 30 and the cartridge filter 20, the buffer storage tank 8 is arranged on one side of the a \ o biochemical reaction tank 30, the MBR membrane reactor 10 is arranged between the buffer storage tank 8 and the a \ o biochemical reaction tank 30, the RO membrane filter 2 is arranged on the buffer storage tank 8, and the nanofiltration membrane separator 6 is arranged between the RO membrane filter 2 and the buffer storage, the water outlet end of one side of the wastewater storage tank 27 is connected with the water inlet end of the chemical reaction tank 26 through a wastewater pipeline 1, the water outlet end of the chemical reaction tank 26 is connected with the water inlet end of the security filter 20 through a first water pipeline 3, the water outlet end of the security filter 20 is connected with the water inlet end of the ozone wastewater processor 29 through a second water pipeline 4, the water outlet end of the ozone wastewater processor 29 is connected with the water inlet end of the a \ o biochemical reaction tank 30 through a third water pipeline 5, the water outlet end of the a \ o biochemical reaction tank 30 is connected with the water inlet end of the MBR membrane reactor 10 through a fourth water pipeline 32, the water outlet end of the MBR membrane reactor 10 is connected with the water inlet end of the buffer storage tank 8 through a fifth water pipeline 7, the water outlet end of the buffer storage tank 8 is connected with the water inlet end of the nanofiltration membrane 6 through a sixth water pipeline 9, the water outlet end of the nanofiltration membrane separator 6 is connected with the water inlet end of the RO membrane separator 2 through a seventh, the water outlet end of the RO membrane filter 2 is connected with a water outlet pipe 31.
Wherein, chemical reaction jar 26 one side is equipped with flocculation liquid medicine storage tank 25, and just flocculation liquid medicine storage tank 25 is connected with chemical reaction jar 26 through dosing pipe 34, the cover is equipped with ration dosing pump 16 on the dosing pipe 34.
In this embodiment, as shown in fig. 1, the quantitative dosing pump 16 may pump the flocculant liquid medicine in the flocculation liquid medicine storage tank 25 to the chemical reaction tank 26 in a quantitative manner, so as to perform flocculation reaction with impurities in the sewage in the chemical reaction tank 26.
The other side of the chemical reaction tank 26 is provided with a pressure filter 28, the bottom of the chemical reaction tank 26 is connected with the feed end of the pressure filter 28 through a deposition pipe 11, the filtrate discharge end on one side of the pressure filter 28 is connected with the chemical reaction tank 26 through a filtrate recovery pipe 21, the deposition pipe 11 is sleeved with a first pneumatic diaphragm pump 17, and the filtrate recovery pipe 21 is sleeved with a second pneumatic diaphragm pump 22.
In this embodiment, as shown in fig. 1, the filter press 28 is a conventional solid-liquid separation device, and applies a certain pressure to the precipitation fixture conveyed by the deposition tube 11 by using a special filter medium, so that the liquid in the precipitation fixture is dialyzed out and recovered to the chemical reaction tank 26 through the filtrate recovery tube 21, thereby realizing the filtrate recovery operation.
Wherein, agitator motor 18 is installed through fastening bolt at chemical reaction jar 26 top, and agitator motor 18 bottom power take off end runs through chemical reaction jar 26 welding stirring paddle 19.
In this embodiment, as shown in fig. 1, the stirring motor 18 can drive the stirring paddle 19 to rotate, so as to improve the uniform mixing degree of the sewage and the flocculating agent in the chemical reaction tank 26, and further improve the chemical reaction efficiency of the sewage and the flocculating agent in the chemical reaction tank 26.
Wherein, waste pipe 1 goes up the suit pipeline pump 12 No. one, and the suit pipeline pump 13 No. two on the water pipeline 3 No. one, No. three pipeline pumps 14 of suit on No. three water pipeline 5, and the suit is equipped with self priming pump 15 on No. five water pipeline 7.
In this embodiment, as shown in fig. 1, a first pipeline pump 12, a second pipeline pump 13, and a third pipeline pump 14 may respectively improve the flow efficiency of sewage in the wastewater pipeline 1, the first water pipeline 3, and the third water pipeline 5.
Wherein, one side of the a \ o biochemical reaction tank 30 is provided with a roots blower 24, and the air outlet end of the roots blower 24 is connected with the a \ o biochemical reaction tank 30 through an air delivery pipeline 23.
In this embodiment, as shown in fig. 1, the roots blower 24 may, during operation, aerate the a \ o biochemical reaction tank 30 to improve the biochemical degradation and adsorption of the high-efficiency bio-elastic filler in the a \ o biochemical reaction tank 30 on various organic substances in the sewage, thereby removing various organic substances in the sewage and greatly reducing the content of organic substances in the sewage.
And pneumatic valves are arranged on the wastewater pipeline 1, the first water pipeline 3, the second water pipeline 4, the third water pipeline 5, the fifth water pipeline 7 and the sixth water pipeline 9.
In this embodiment, as shown in fig. 1, the waste water pipeline 1, the first water pipeline 3, the second water pipeline 4, the third water pipeline 5, the fifth water pipeline 7 and the sixth water pipeline 9 are provided with pneumatic valves, so that the waste water pipeline 1, the first water pipeline 3, the second water pipeline 4, the third water pipeline 5, the fifth water pipeline 7 and the sixth water pipeline 9 can be opened and closed.
Wherein, the a \ o biochemical reaction tank 30 is internally provided with high-efficiency biological elastic filler through a fixing frame.
In this embodiment, as shown in fig. 1, the high-efficiency bio-elastic filler can perform biochemical degradation and adsorption on various organic substances in the sewage, so as to remove various organic substances in the sewage.
Example 2
As shown in fig. 1, the aluminum alloy electrophoretic coating wastewater treatment device comprises a wastewater storage tank 27, a flocculation liquid medicine storage tank 25, a chemical reaction tank 26, a cartridge filter 20, an ozone wastewater treatment machine 29, an a \ o biochemical reaction tank 30, an MBR membrane reactor 10, a buffer storage tank 8, a nanofiltration membrane separator 6 and an RO membrane filter 2, wherein the cartridge filter 20 is arranged on one side of the wastewater storage tank 27, the chemical reaction tank 26 is arranged between the wastewater storage tank 27 and the cartridge filter 20, the a \ o biochemical reaction tank 30 is arranged on one side of the cartridge filter 20, the ozone wastewater treatment machine 29 is arranged between the a \ o biochemical reaction tank 30 and the cartridge filter 20, the buffer storage tank 8 is arranged on one side of the a \ o biochemical reaction tank 30, the MBR membrane reactor 10 is arranged between the buffer storage tank 8 and the a \ o biochemical reaction tank 30, the RO membrane filter 2 is arranged on the buffer storage tank 8, and the nanofiltration membrane separator 6 is arranged between the RO membrane filter 2 and the buffer storage, the water outlet end of one side of the wastewater storage tank 27 is connected with the water inlet end of the chemical reaction tank 26 through a wastewater pipeline 1, the water outlet end of the chemical reaction tank 26 is connected with the water inlet end of the security filter 20 through a first water pipeline 3, the water outlet end of the security filter 20 is connected with the water inlet end of the ozone wastewater processor 29 through a second water pipeline 4, the water outlet end of the ozone wastewater processor 29 is connected with the water inlet end of the a \ o biochemical reaction tank 30 through a third water pipeline 5, the water outlet end of the a \ o biochemical reaction tank 30 is connected with the water inlet end of the MBR membrane reactor 10 through a fourth water pipeline 32, the water outlet end of the MBR membrane reactor 10 is connected with the water inlet end of the buffer storage tank 8 through a fifth water pipeline 7, the water outlet end of the buffer storage tank 8 is connected with the water inlet end of the nanofiltration membrane 6 through a sixth water pipeline 9, the water outlet end of the nanofiltration membrane separator 6 is connected with the water inlet end of the RO membrane separator 2 through a seventh, the water outlet end of the RO membrane filter 2 is connected with a water outlet pipe 31.
Wherein, chemical reaction jar 26 one side is equipped with flocculation liquid medicine storage tank 25, and just flocculation liquid medicine storage tank 25 is connected with chemical reaction jar 26 through dosing pipe 34, the cover is equipped with ration dosing pump 16 on the dosing pipe 34.
In this embodiment, as shown in fig. 1, the quantitative dosing pump 16 may pump the flocculant liquid medicine in the flocculation liquid medicine storage tank 25 to the chemical reaction tank 26 in a quantitative manner, so as to perform flocculation reaction with impurities in the sewage in the chemical reaction tank 26.
The other side of the chemical reaction tank 26 is provided with a pressure filter 28, the bottom of the chemical reaction tank 26 is connected with the feed end of the pressure filter 28 through a deposition pipe 11, the filtrate discharge end on one side of the pressure filter 28 is connected with the chemical reaction tank 26 through a filtrate recovery pipe 21, the deposition pipe 11 is sleeved with a first pneumatic diaphragm pump 17, and the filtrate recovery pipe 21 is sleeved with a second pneumatic diaphragm pump 22.
In this embodiment, as shown in fig. 1, the filter press 28 is a conventional solid-liquid separation device, and applies a certain pressure to the precipitation fixture conveyed by the deposition tube 11 by using a special filter medium, so that the liquid in the precipitation fixture is dialyzed out and recovered to the chemical reaction tank 26 through the filtrate recovery tube 21, thereby realizing the filtrate recovery operation.
Wherein, agitator motor 18 is installed through fastening bolt at chemical reaction jar 26 top, and agitator motor 18 bottom power take off end runs through chemical reaction jar 26 welding stirring paddle 19.
In this embodiment, as shown in fig. 1, the stirring motor 18 can drive the stirring paddle 19 to rotate, so as to improve the uniform mixing degree of the sewage and the flocculating agent in the chemical reaction tank 26, and further improve the chemical reaction efficiency of the sewage and the flocculating agent in the chemical reaction tank 26.
Wherein, waste pipe 1 goes up the suit pipeline pump 12 No. one, and the suit pipeline pump 13 No. two on the water pipeline 3 No. one, No. three pipeline pumps 14 of suit on No. three water pipeline 5, and the suit is equipped with self priming pump 15 on No. five water pipeline 7.
In this embodiment, as shown in fig. 1, a first pipeline pump 12, a second pipeline pump 13, and a third pipeline pump 14 may respectively improve the flow efficiency of sewage in the wastewater pipeline 1, the first water pipeline 3, and the third water pipeline 5.
Wherein, one side of the a \ o biochemical reaction tank 30 is provided with a roots blower 24, and the air outlet end of the roots blower 24 is connected with the a \ o biochemical reaction tank 30 through an air delivery pipeline 23.
In this embodiment, as shown in fig. 1, the roots blower 24 may, during operation, aerate the a \ o biochemical reaction tank 30 to improve the biochemical degradation and adsorption of the high-efficiency bio-elastic filler in the a \ o biochemical reaction tank 30 on various organic substances in the sewage, thereby removing various organic substances in the sewage and greatly reducing the content of organic substances in the sewage.
And pneumatic valves are arranged on the wastewater pipeline 1, the first water pipeline 3, the second water pipeline 4, the third water pipeline 5, the fifth water pipeline 7 and the sixth water pipeline 9.
In this embodiment, as shown in fig. 1, the waste water pipeline 1, the first water pipeline 3, the second water pipeline 4, the third water pipeline 5, the fifth water pipeline 7 and the sixth water pipeline 9 are provided with pneumatic valves, so that the waste water pipeline 1, the first water pipeline 3, the second water pipeline 4, the third water pipeline 5, the fifth water pipeline 7 and the sixth water pipeline 9 can be opened and closed.
Wherein, the inside of the a \ o biochemical reaction tank 30 is provided with high-efficiency biological elastic filler through a fixing frame, and the inner surface of the a \ o biochemical reaction tank 30 is cold-plated with a corrosion-resistant zinc layer.
In this embodiment, as shown in fig. 1, the corrosion-resistant zinc layer is cold-plated on the inner surface of the a \ o biochemical reaction tank 30, so that the corrosion resistance of the inner surface of the a \ o biochemical reaction tank 30 can be effectively enhanced.
The working principle and the using process of the invention are as follows: personnel connect the power connection wire of the whole device with an external power supply mechanism in advance, so that the power supply of equipment such as a stirring motor 18, a first pipeline pump 12, a second pipeline pump 13, a third pipeline pump 14, a self-priming pump 15, a quantitative dosing pump 16 and the like is guaranteed; next, the personnel can open the pneumatic valve on the wastewater pipeline 1 so as to put the wastewater in the wastewater storage tank 27 into the chemical reaction tank 26, and next, the personnel can control the quantitative dosing pump 16 to work so as to quantitatively pump the flocculant liquid medicine in the flocculation liquid medicine storage tank 25 to the chemical reaction tank 26 by the quantitative dosing pump 16 so as to perform flocculation reaction with impurities in the wastewater in the chemical reaction tank 26; next, the personnel can control the stirring motor 18 to work, so that the stirring motor 18 can drive the stirring paddle 19 to rotate, the uniform mixing degree of the sewage and the flocculating agent in the chemical reaction tank 26 is improved, and the chemical reaction efficiency of the sewage and the flocculating agent in the chemical reaction tank 26 is improved; next, the personnel control the first pipeline pump 12, the second pipeline pump 13, the third pipeline pump 14, the self-priming pump 15, the ozone wastewater treatment machine 29, the filter press 28 and the roots blower 24 to work, so that the sewage precipitated and purified by the chemical reaction tank 26 enters the security filter 20 from the first water pipeline 3 to complete primary filtration, enters the ozone wastewater treatment machine 29 from the second water pipeline 4 to perform ozone sterilization treatment, enters the a \ o biochemical reaction tank 30 from the third water pipeline 5 to perform biological filling to remove various organic substances in the sewage, then enters the MBR membrane reactor 10 from the fourth water pipeline 32 to perform secondary filtration, enters the fifth water pipeline 7 to perform storage in the buffer storage tank 8, and then the next step; the sewage after being treated by a plurality of processes in the buffer storage tank 8 enters the nanofiltration membrane separator 6 from the No. six water pipeline 9 and enters the RO membrane filter 2 from the No. seven water pipeline 33 for final filtration treatment, and the clean water after final filtration and sterilization treatment is discharged from the water outlet pipe 31 at one side of the RO membrane filter 2.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Aluminum alloy electrophoresis application effluent treatment plant which characterized in that: comprises a waste water storage tank (27), a flocculation liquid medicine storage tank (25), a chemical reaction tank (26), a security filter (20), an ozone waste water processor (29), an a/o biochemical reaction tank (30), an MBR membrane reactor (10), a buffer storage tank (8), a nanofiltration membrane separator (6) and an RO membrane filter (2), wherein the security filter (20) is arranged on one side of the waste water storage tank (27), the chemical reaction tank (26) is arranged between the waste water storage tank (27) and the security filter (20), the a/o biochemical reaction tank (30) is arranged on one side of the security filter (20), the ozone waste water processor (29) is arranged between the a/o biochemical reaction tank (30) and the security filter (20), the buffer storage tank (8) is arranged on one side of the a/o biochemical reaction tank (30), and the MBR (10) is arranged between the buffer storage tank (8) and the a/o biochemical reaction tank (30), the device is characterized in that the buffer storage tank (8) is provided with an RO membrane filter (2), a nanofiltration membrane separator (6) is arranged between the RO membrane filter (2) and the buffer storage tank (8), the water outlet end of one side of the wastewater storage tank (27) is connected with the water inlet end of the chemical reaction tank (26) through a wastewater pipeline (1), the water outlet end of the chemical reaction tank (26) is connected with the water inlet end of the security filter (20) through a first water pipeline (3), the water outlet end of the security filter (20) is connected with the water inlet end of the ozone wastewater processor (29) through a second water pipeline (4), the water outlet end of the ozone wastewater processor (29) is connected with the water inlet end of the a \ o biochemical reaction tank (30) through a third water pipeline (5), the water outlet end of the a \ o biochemical reaction tank (30) is connected with the water inlet end of the MBR (10) through a fourth water pipeline (32), the water outlet end of the MBR membrane reactor (10) is connected with the water inlet end of the buffer storage tank (8) through a fifth water conveying pipeline (7), the water outlet end of the buffer storage tank (8) is connected with the water inlet end of the nanofiltration membrane separator (6) through a sixth water conveying pipeline (9), the water outlet end of the nanofiltration membrane separator (6) is connected with the water inlet end of the RO membrane filter (2) through a seventh water conveying pipeline (33), and the water outlet end of the RO membrane filter (2) is connected with a water outlet pipe (31).
2. The aluminum alloy electrophoretic coating wastewater treatment device according to claim 1, characterized in that: chemical reaction jar (26) one side is equipped with flocculation liquid medicine storage tank (25), and just flocculation liquid medicine storage tank (25) are connected with chemical reaction jar (26) through dosing pipe (34), the cover is equipped with ration dosing pump (16) on dosing pipe (34).
3. The aluminum alloy electrophoretic coating wastewater treatment device according to claim 1, characterized in that: the other side of the chemical reaction tank (26) is provided with a pressure filter (28), the bottom of the chemical reaction tank (26) is connected with the feeding end of the pressure filter (28) through a deposition pipe (11), the filtrate discharge end on one side of the pressure filter (28) is connected with the chemical reaction tank (26) through a filtrate recovery pipe (21), the deposition pipe (11) is sleeved with a first pneumatic diaphragm pump (17), and the filtrate recovery pipe (21) is sleeved with a second pneumatic diaphragm pump (22).
4. The aluminum alloy electrophoretic coating wastewater treatment device according to claim 1, characterized in that: the top of the chemical reaction tank (26) is provided with a stirring motor (18) through a fastening bolt, and the power output end at the bottom of the stirring motor (18) penetrates through the chemical reaction tank (26) and is welded with a stirring paddle (19).
5. The aluminum alloy electrophoretic coating wastewater treatment device according to claim 1, characterized in that: pipeline pump (12) is gone up to the suit in waste water pipeline (1), and pipeline pump (13) is gone up to the suit No. two in a water pipe (3), pipeline pump (14) is gone up to the suit No. three in No. three water pipe (5), and is gone up the cover in pipeline pump (7) and is equipped with self priming pump (15).
6. The aluminum alloy electrophoretic coating wastewater treatment device according to claim 1, characterized in that: one side of the a/o biochemical reaction tank (30) is provided with a Roots blower (24), and the air outlet end of the Roots blower (24) is connected with the a/o biochemical reaction tank (30) through an air conveying pipeline (23).
7. The aluminum alloy electrophoretic coating wastewater treatment device according to claim 1, characterized in that: pneumatic valves are arranged on the waste water pipeline (1), the first water pipeline (3), the second water pipeline (4), the third water pipeline (5), the fifth water pipeline (7) and the sixth water pipeline (9).
8. The aluminum alloy electrophoretic coating wastewater treatment device according to claim 1, characterized in that: the a \ o biochemical reaction tank (30) is internally provided with high-efficiency biological elastic filler through a fixing frame.
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