CN210261446U - A salt-containing organic wastewater treatment system - Google Patents
A salt-containing organic wastewater treatment system Download PDFInfo
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- CN210261446U CN210261446U CN201920522487.8U CN201920522487U CN210261446U CN 210261446 U CN210261446 U CN 210261446U CN 201920522487 U CN201920522487 U CN 201920522487U CN 210261446 U CN210261446 U CN 210261446U
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
本实用新型公开了一种含盐有机废水处理系统，包括通过输水管道顺序连接的原水箱、格栅池、隔油池、生物膜池、pH调节池，还包括文丘里射流器和臭氧发生器，文丘里射流器包括进水口、进气口及出水口，pH调节池的出水口通过输水管道与文丘里射流器的进水口连通，臭氧发生器通过输气管道与文丘里射流器的进气口连通，文丘里射流器的出水口通过输水管道依次连接有超声—微波—光催化反应器、保安过滤器、反渗透膜装置，反渗透膜装置的浓水出水口通过输水管道连接有蒸发结晶装置，反渗透膜装置的淡水出水口、蒸发结晶装置的淡水出水口分别通过输水管道连接淡水回用池。本实用新型实现了含盐有机废水的零排放，不会产生其他副污染物，符合环保要求。
The utility model discloses a salt-containing organic wastewater treatment system. The venturi jet device includes a water inlet, an air inlet and a water outlet. The water outlet of the pH adjustment tank is communicated with the water inlet of the venturi jet device through a water pipeline, and the ozone generator is connected to the venturi jet device through a gas pipeline. The air inlet is connected, and the water outlet of the venturi jet is connected with an ultrasonic-microwave-photocatalytic reactor, a security filter, and a reverse osmosis membrane device in sequence through a water delivery pipeline, and the concentrated water outlet of the reverse osmosis membrane device is connected through the water delivery pipeline. An evaporative crystallization device is connected, and the fresh water outlet of the reverse osmosis membrane device and the fresh water outlet of the evaporative crystallization device are respectively connected to the fresh water reuse tank through water pipelines. The utility model realizes zero discharge of salt-containing organic waste water, does not generate other by-pollutants, and meets the requirements of environmental protection.
Description
Technical Field
The utility model relates to a waste water treatment technical field, concretely relates to contain salt organic wastewater treatment system.
Background
The salt-containing wastewater mainly comes from chemical plants and the collection and processing processes of coal, petroleum and natural gas, and the salt-containing organic wastewater contains a large amount of soluble salts such as Cl, Na, SO, Ca and the like besides organic pollutants, and the wastewater has poor biodegradability and is difficult to directly treat by a microbiological method. At present, the common method for treating the organic wastewater containing salt is evaporative crystallization, concentration incineration and membrane separation. Wherein, the evaporative crystallization is suitable for the salt-containing wastewater with low COD value; concentration incineration is a method for directly incinerating and treating organic matters after high-concentration organic matter wastewater is evaporated and concentrated, and if the organic matters are not treated properly, incineration tail gas causes pollution to the atmosphere; the membrane separation is used for containing salt organic wastewater, and the handling capacity is little, and suspended solid and organic matter in the waste water can pollute and block up the membrane material easily, reduces the separation effect of membrane, shortens the life of membrane even.
In addition, only utilize membrane separation device to handle high salt organic waste water, the concentrated water of discharge still is difficult to handle because of salt and organic matter content are high, if this part of concentrated water of evaporation crystallization, the salt that the evaporation crystallized out can't be recycled because of containing multiple impurity, can only regard as solid waste, even dangerous waste treatment, not only aggravates enterprise's economic burden, causes the secondary pollution of environment moreover.
Therefore, it is urgently needed to find a salt-containing organic wastewater treatment system which really realizes the zero emission of the salt-containing organic wastewater treatment.
Disclosure of Invention
The utility model aims at overcoming the above-mentioned not enough, providing a contain salt organic wastewater treatment system, can effectively degrade the organic matter that contains in the salt organic wastewater, retrieve the salt and the moisture content that contain in the salt organic wastewater, realized the zero release that contains salt organic wastewater, can not produce other vice pollutants, accord with the environmental protection requirement, be applicable to the organic wastewater treatment that contains salt of different organic matter concentrations.
In order to achieve the purpose, the utility model provides the following technical scheme, a salt-containing organic wastewater treatment system comprises a raw water tank, a grid tank, an oil separation tank, a biomembrane tank, a pH adjusting tank, a Venturi ejector, an ozone generator, an ultrasonic-microwave-photocatalytic reactor, a security filter, a reverse osmosis membrane device, an evaporative crystallization device and a fresh water recycling tank;
the water outlet of the raw water tank is connected with the water inlet of the grid pond through a water conveying pipeline, the water outlet of the grid pond is communicated with the water inlet of the oil separation pond through a water conveying pipeline, the water outlet of the oil separation pond is communicated with the water inlet of the biomembrane pond through a water conveying pipeline, and the water outlet of the biomembrane pond is communicated with the water inlet of the pH adjusting pond through a water conveying pipeline; the venturi ejector comprises a water inlet, an air inlet and a water outlet, the water outlet of the pH adjusting tank is communicated with the water inlet of the venturi ejector through a water pipeline, the ozone generator is communicated with the air inlet of the venturi ejector through an air pipeline, the water outlet of the venturi ejector is communicated with the water inlet of the ultrasonic-microwave-photocatalytic reactor through a water pipeline, the water outlet of the ultrasonic-microwave-photocatalytic reactor is communicated with the water inlet of the security filter through a water pipeline, the water outlet of the security filter is communicated with the water inlet of the reverse osmosis membrane device through a water pipeline, the fresh water outlet of the reverse osmosis membrane device is communicated with the water inlet of the fresh water recycling tank through a water pipeline, and the concentrated water outlet of the reverse osmosis membrane device is communicated with the water inlet of the evaporative crystallization device through a water pipeline, the concentrated solution outlet of the evaporative crystallization device is communicated with the water inlet of the concentrated water reuse pool through a water conveying pipeline;
and a self-sucking pump is arranged on a water conveying pipeline between the water outlet of the pH adjusting tank and the water inlet of the Venturi ejector.
By adopting the technical scheme, the high-concentration organic wastewater stored in the raw water tank is firstly pretreated by sequentially passing through the grid tank, the oil separation tank, the biomembrane tank and the pH regulation tank, the pretreated wastewater is mixed with ozone generated by the ozone generator through the Venturi ejector and then enters the ultrasonic-microwave-photocatalytic reactor, organic matters in the organic wastewater are decomposed and the concentration of the organic matters is reduced through the synergistic action of ozone oxidation, ultrasonic waves, microwaves and photocatalysis, the defects that the organic matters in the wastewater are difficult to be thoroughly treated by a single photocatalytic process and the treatment cost is high are solved, the mineralization rate of the organic matters is improved, the problem of high COD content of the salt-containing wastewater after concentration is solved, and the treatment cost is reduced; the waste water treated in the ultrasonic-microwave-photocatalytic reactor sequentially passes through the security filter and the reverse osmosis membrane device, fresh water generated by the reverse osmosis device is stored in the fresh water recycling box to be recycled, salt obtained by the concentrated water generated by the reverse osmosis device can be transported outside periodically or used for further processing and utilization through the evaporation crystallization device, the fresh water generated by the evaporation crystallization device is also stored in the fresh water recycling box to be recycled, the water resource is recycled to the maximum extent, zero emission of salt-containing organic waste water is realized, no other side pollutants are generated, and the method is environment-friendly and free of secondary pollution.
Further, the ultrasonic-microwave-photocatalytic reactor comprises a microwave generator, an ultrasonic transducer and a reaction tank, wherein a water inlet is formed in the lower part of the outer side wall of the reaction tank, a water outlet and a microwave inlet are formed in the upper part of the outer side wall of the reaction tank, the water outlet of the venturi ejector is communicated with the water inlet in the lower part of the outer side wall of the reaction tank through a water conveying pipeline, and the water outlet in the upper part of the outer side wall of the reaction tank is communicated with the water inlet of the security filter through a water conveying pipeline;
the microwave generator is arranged outside the reaction tank and is communicated with a microwave inlet at the upper part of the outer side wall of the reaction tank through a waveguide tube;
the ultrasonic transducer is arranged on the inner bottom wall of the reaction tank and is electrically connected with an ultrasonic generator arranged outside the reaction tank;
the inner wall of the reaction tank is coated with a reflecting layer;
a microwave electrodeless ultraviolet lamp is arranged at the top in the reaction tank;
photocatalyst particles are put into the reaction tank;
the photocatalytic reactor also comprises a flexible solar cell panel, an inverter, a storage battery, an electric heater, a temperature sensor and a temperature controller;
the flexible solar cell panel is arranged on the outer side wall of the reaction tank, the electric heater is arranged at the bottom in the reaction tank, the inverter, the storage battery and the temperature controller are arranged outside the reaction tank, the temperature sensor is arranged at the lower part of the inner side wall of the reaction tank, and the temperature controller is respectively electrically connected with the temperature sensor and the electric heater; the solar cell panel is connected with the input end of the storage battery through the inverter, and the output end of the storage battery is electrically connected with the microwave generator, the ultrasonic generator and the electric heater respectively.
By adopting the technical scheme, the ultrasonic waves output by the ultrasonic transducer act on the wastewater, the wastewater is strongly acted by the ultrasonic waves, so that instant high temperature, high pressure and cavitation effect occur, chemical bonds of organic macromolecular substances in the wastewater are broken and dissociated to break the bonds, so that small molecules or ions are formed, at the moment, ozone and photocatalyst particles uniformly mixed in the wastewater can be rapidly and fully mixed with the small molecules and the ions, and meanwhile, under the synergistic action of microwave treatment, the mineralization rate of organic matters, namely the COD degradation rate is improved; the microwave electrodeless ultraviolet lamp is adopted, and is excited by microwave energy to emit light, so that the defects that the ultraviolet intensity is weakened due to electrode aging, a lamp tube is scrapped due to electrode failure and the like of the existing electrode ultraviolet lamp are overcome, the service life of the lamp tube is about 4 ten thousand hours, which is about six times of the service life of the traditional electrode lamp tube; the inner wall of the reaction tank is coated with a reflecting layer, so that the utilization rate of the ultraviolet light source is improved; heating the wastewater to 20-30 ℃ by an electric heater, and improving the photocatalytic oxidation reaction activity; the electric energy stored by the solar panel and stored in the storage battery is used when the microwave generator, the ultrasonic generator and the electric heater operate, so that the operating cost of the ultrasonic-microwave-photocatalytic reactor is reduced.
Further, the biological membrane pool is provided with a membrane component for intercepting particles and bacteria.
Furthermore, a booster pump is arranged on a water conveying pipeline between the water outlet of the security filter and the water inlet of the reverse osmosis membrane device.
Furthermore, an ultraviolet disinfection lamp is arranged in a water pipeline between the concentrated solution outlet of the evaporative crystallization device and the water inlet of the fresh water recycling pool.
Through adopting above-mentioned technical scheme, the ultraviolet disinfection lamp can kill reverse osmosis unit's the water that permeates through and the bacterium in the product water of evaporation crystallization device, makes reuse water bacterium index accord with the requirement of water use side.
Further, an automatic dosing device is arranged on the pH adjusting tank, a first liquid level sensor is arranged in the raw water tank, a second liquid level sensor is arranged in the fresh water recycling tank, a first electromagnetic valve is arranged on a water conveying pipeline between the water outlet of the raw water tank and the water inlet of the grid tank, a second electromagnetic valve is arranged on a water conveying pipeline between the fresh water outlet of the reverse osmosis membrane device and the water inlet of the fresh water recycling tank, and a third electromagnetic valve is arranged on a water conveying pipeline between the fresh water outlet of the evaporative crystallization device and the water inlet of the fresh water recycling tank;
a first water quality detector is arranged on a water conveying pipeline between the water outlet of the biomembrane pond and the water inlet of the pH adjusting pond, a second water quality detector is arranged on a water conveying pipeline between the water outlet of the pH adjusting pond and the water inlet of the Venturi ejector, a third water quality detector is arranged on a water conveying pipeline between the water outlet of the ultrasonic-microwave-photocatalytic reactor and the water inlet of the security filter, a fourth water quality detector is arranged on a water conveying pipeline between the fresh water outlet of the reverse osmosis device and the water inlet of the fresh water recycling pond, and a fifth water quality detector is arranged on a water conveying pipeline between the fresh water outlet of the evaporative crystallization device and the water inlet of the fresh water recycling pond;
the salt-containing organic wastewater treatment system further comprises a PLC, wherein the PLC is respectively electrically connected with the automatic dosing device, the first liquid level sensor, the second liquid level sensor, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the first water quality detector, the second water quality detector, the third water quality detector, the fourth water quality detector and the fifth water quality detector.
Through adopting above-mentioned technical scheme, contain the intaking of salt organic waste water, purification and retrieval and utilization through PLC controller control, the realization is to whole processing system's management, first water quality testing appearance, second water quality testing appearance, third water quality testing appearance, fourth water quality testing appearance all can detect COD, BOD, grease, pH and turbidity in the water, convenience of customers real-time supervision treatment effect does benefit to the adjustment inflow, through first liquid level inductor and second liquid level inductor, convenience of customers real-time supervision waste water, the storage capacity of reuse water.
Further, the salt-containing organic wastewater treatment system further comprises a user terminal, and the PLC is connected with the user terminal through a communication network.
By adopting the technical scheme, the remote monitoring and control of the wastewater treatment system are facilitated for users.
Further, the user terminal is a mobile phone or a tablet computer.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model relates to a contain salt organic wastewater processing system can effectively degrade the organic matter that contains in the salt organic waste water and get rid of, has retrieved salt and moisture content that contain in the salt organic waste water, has realized the zero release that contains salt organic waste water, can not produce other secondary pollutant, accords with the environmental protection requirement.
2. The utility model relates to an supersound-microwave-photocatalytic reactor among the organic waste water treatment system that contains salt passes through ozone, ultrasonic wave, microwave and photocatalytic oxidation's synergism degradation organic matter, has overcome the shortcoming that single technology of photocatalysis is difficult to the organic matter in the thoroughly treated waste water, has improved the catalytic efficiency of photocatalysis process, and then has improved the degradation rate of organic matter in the waste water.
3. The utility model relates to an supersound-microwave-photocatalytic reactor solar cell panel storage among the organic wastewater treatment system that contains salt uses for when microwave generator, supersonic generator and electric heater operation with the electric energy in the battery, has reduced supersound-microwave-photocatalytic reactor's running cost.
4. The utility model relates to a salt-containing organic wastewater treatment system, which controls the water inlet, purification and reuse of salt-containing organic wastewater through a PLC controller, and realizes the management of the whole treatment system; the first water quality detector, the second water quality detector, the third water quality detector and the fourth water quality detector can detect COD, BOD, grease, pH and turbidity in the water body, and a user can conveniently monitor the treatment effect and adjust the water inflow in real time; through first liquid level inductor and second liquid level inductor, convenience of customers real-time supervision waste water, the storage capacity of reuse water do benefit to the adjustment and advance the water yield.
Drawings
FIG. 1 is a schematic view of the salt-containing organic wastewater treatment system of the present invention.
Fig. 2 is a schematic view of the appearance structure of the ultrasonic-microwave-photocatalytic reactor of the present invention.
Fig. 3 is a front view of fig. 2.
Fig. 4 is a schematic structural diagram of the reflective layer in the reaction tank of the present invention.
Fig. 5 is a schematic top view of the reaction tank of the present invention.
Fig. 6 is a schematic view of the structure of the reaction tank of the present invention.
The correspondence between each mark and the part name is as follows:
1. a raw water tank; 2. a grid tank; 3. an oil separation tank; 4. a biofilm tank; 5. a pH adjusting tank; 6. a venturi ejector; 7. an ozone generator; 8. ultrasonic-microwave-photocatalytic reactor; 8001. a microwave generator; 8002. an ultrasonic generator; 8003. a reaction tank; 8004. an ultrasonic transducer; 8005. a light-reflecting layer; 8006. a microwave electrodeless ultraviolet lamp; 8007. Photocatalyst particles; 8008. a filter screen; 8009. a flexible solar panel; 8010. an inverter; 8011. a storage battery; 8012. an electric heater; 8013. a temperature sensor; 8014. a temperature controller; 9. a cartridge filter; 10. a reverse osmosis membrane device; 11. an evaporative crystallization device; 12. a fresh water recycling pool; 13. a self-priming pump; 14. a booster pump; 15. an automatic dosing device; 16. a first liquid level sensor; 17. a second liquid level sensor; 18. a first solenoid valve; 19. a second solenoid valve; 20. a first water quality detector; 21. a second water quality detector; 22. a third water quality detector; 23. a fourth water quality detector; 24. a PLC controller; 25. a user terminal; 26. a third electromagnetic valve 27 and a fifth water quality detector.
Detailed Description
In order to make the technical means, the inventive features, the objectives and the functions of the present invention easy to understand, the present invention will be further described with reference to the following specific drawings.
Examples
As shown in fig. 1, a salt-containing organic wastewater treatment system comprises a raw water tank 1, a grid tank 2, an oil separation tank 3, a biofilm tank 4, a pH adjusting tank 5, a venturi ejector 6, an ozone generator 7, an ultrasonic-microwave-photocatalytic reactor 8, a security filter 9, a reverse osmosis membrane device 10, an evaporative crystallization device 11, and a fresh water recycling tank 12.
The water outlet of the raw water tank 1 is connected with the water inlet of the grid pond 2 through a water conveying pipeline, the water outlet of the grid pond 2 is communicated with the water inlet of the oil separation pond 3 through a water conveying pipeline, the water outlet of the oil separation pond 3 is communicated with the water inlet of the biomembrane pond 4 through a water conveying pipeline, and the water outlet of the biomembrane pond 4 is communicated with the water inlet of the pH adjusting pond 5 through a water conveying pipeline; the venturi ejector 6 comprises a water inlet, an air inlet and a water outlet, the water outlet of the pH adjusting tank 5 is communicated with the water inlet of the venturi ejector 6 through a water pipeline, the ozone generator 7 is communicated with the air inlet of the venturi ejector 6 through an air pipeline, the water outlet of the venturi ejector 6 is communicated with the water inlet of the ultrasonic-microwave-photocatalytic reactor 8 through a water pipeline, the water outlet of the ultrasonic-microwave-photocatalytic reactor 8 is communicated with the water inlet of the security filter 9 through a water pipeline, the water outlet of the security filter 9 is communicated with the water inlet of the reverse osmosis membrane device 10 through a water pipeline, the concentrated water outlet of the reverse osmosis membrane device 10 is communicated with the water inlet of the evaporative crystallization device 11 through a water pipeline, the fresh water outlet of the reverse osmosis membrane device 10 and the fresh water outlet of the evaporative crystallization device 11 are respectively communicated with the fresh water recycling tank 12 through, the salt produced by the evaporative crystallization device 11 can be periodically transported outwards or used for further processing;
wherein, a self-priming pump 13 is arranged on the water pipeline between the water outlet of the pH adjusting tank 5 and the water inlet of the Venturi ejector 6. Wherein, a booster pump 14 is arranged on the water pipeline between the water outlet of the security filter 9 and the water inlet of the reverse osmosis membrane device 10.
As shown in fig. 2, 3, 4, 5 and 6, the ultrasonic-microwave-photocatalytic reactor 8 in the salt-containing organic wastewater treatment system in this embodiment includes a microwave generator 8001, an ultrasonic generator 8002 and a reaction tank 8003, a water inlet is disposed at a lower portion of an outer sidewall of the reaction tank 8003, a water outlet and a microwave inlet are disposed at an upper portion of the outer sidewall of the reaction tank 8003, a water outlet of the venturi jet device 6 is communicated with the water inlet at the lower portion of the outer sidewall of the reaction tank 8003 through a water pipe, and a water outlet at an upper portion of the outer sidewall of the reaction tank 8003 is communicated with the water inlet of the cartridge filter 9 through a water pipe;
the microwave generator 8001 is arranged outside the reaction tank 8003, and the microwave generator 8001 is communicated with a microwave inlet at the upper part of the outer side wall of the reaction tank 8003 through a waveguide tube;
the ultrasonic transducer 8004 is arranged on the inner bottom wall of the reaction tank 8003, and the ultrasonic transducer 8004 is electrically connected with an ultrasonic generator 8002 arranged outside the reaction tank 8003;
a reflecting layer 8005 is coated on the inner wall of the reaction tank 8003;
a microwave electrodeless ultraviolet lamp 8006 is arranged at the top in the reaction tank 8003;
a filter screen 8008 is arranged in a water outlet in the upper part of the outer side wall of the reaction tank 8003;
the photocatalytic reactor also comprises a flexible solar cell panel 8009, an inverter 8010, a storage battery 8011, an electric heater 8012, a temperature sensor 8013 and a temperature controller 8014;
the flexible solar cell panel 8009 is arranged on the outer side wall of the reaction tank 8003, the electric heater 8012 is arranged at the bottom in the reaction tank 8003, the inverter 8010, the storage battery 8011 and the temperature controller 8014 are arranged outside the reaction tank 8003, the temperature sensor 8013 is arranged at the lower part of the inner side wall of the reaction tank 8003, and the temperature controller 8014 is electrically connected with the temperature sensor 8013 and the electric heater 8012 respectively; the solar cell panel is connected with the input end of the storage battery 8011 through the inverter 8010, and the output end of the storage battery 8011 is electrically connected with the microwave generator 8001, the ultrasonic generator 8002 and the electric heater 8012 respectively.
The biological membrane tank 4 in the salt-containing organic wastewater treatment system is provided with a membrane component for intercepting particles and bacteria.
The biological membrane tank 4 in the salt-containing organic wastewater treatment system can also be filled with basalt fiber filler.
Wherein, an ultraviolet disinfection lamp is arranged in the water pipeline between the concentrated solution outlet of the evaporative crystallization device 11 and the water inlet of the fresh water recycling pool 12.
Further, in the salt-containing organic wastewater treatment system of the embodiment, an automatic chemical feeding device 15 is arranged on the pH adjusting tank 5, a first liquid level sensor 16 is arranged in the raw water tank 1, a second liquid level sensor 17 is arranged in the fresh water reuse tank 12, a first electromagnetic valve 18 is arranged on a water pipeline between a water outlet of the raw water tank 1 and a water inlet of the grid tank 2, a second electromagnetic valve 19 is arranged on a water pipeline between a fresh water outlet of the reverse osmosis membrane device 10 and a water inlet of the fresh water reuse tank 12, and a third electromagnetic valve 26 is arranged on a water pipeline between a fresh water outlet of the evaporative crystallization device 11 and the fresh water reuse tank 12.
A first water quality detector 20 is arranged on a water conveying pipeline between the water outlet of the biomembrane pond 4 and the water inlet of the pH adjusting pond 5, a second water quality detector 21 is arranged on a water conveying pipeline between the water outlet of the pH adjusting pond 5 and the water inlet of the Venturi ejector 6, a third water quality detector 22 is arranged on a water conveying pipeline between the water outlet of the ultrasonic-microwave-photocatalytic reactor 8 and the water inlet of the security filter 9, and a fourth water quality detector 23 is arranged on a water conveying pipeline between the fresh water outlet of the reverse osmosis device and the water inlet of the fresh water recycling pond 12; a fifth water quality detector 27 is arranged on the water delivery pipeline between the fresh water outlet of the evaporative crystallization device 11 and the water inlet of the fresh water recycling pool 12.
The salt-containing organic wastewater treatment system further comprises a PLC 24, and the PLC 24 is respectively electrically connected with the automatic dosing device 15, the first liquid level sensor 16, the second liquid level sensor 17, the first electromagnetic valve 18, the second electromagnetic valve 19, the third electromagnetic valve 26, the first water quality detector 20, the second water quality detector 21, the third water quality detector 22, the fourth water quality detector 23 and the fifth water quality detector 27.
The salt-containing organic wastewater treatment system of the embodiment further comprises a user terminal 25, and the PLC 24 is connected with the user terminal 25 through a communication network. The user terminal 25 is a mobile phone or a tablet computer.
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. A saliferous organic wastewater treatment system is characterized by comprising a raw water tank, a grid tank, an oil separation tank, a biological membrane tank, a pH adjusting tank, a Venturi ejector, an ozone generator, an ultrasonic-microwave-photocatalytic reactor, a security filter, a reverse osmosis membrane device, an evaporative crystallization device and a fresh water recycling tank;
the water outlet of the raw water tank is connected with the water inlet of the grid pond through a water conveying pipeline, the water outlet of the grid pond is communicated with the water inlet of the oil separation pond through a water conveying pipeline, the water outlet of the oil separation pond is communicated with the water inlet of the biomembrane pond through a water conveying pipeline, and the water outlet of the biomembrane pond is communicated with the water inlet of the pH adjusting pond through a water conveying pipeline; the venturi ejector comprises a water inlet, an air inlet and a water outlet, the water outlet of the pH adjusting tank is communicated with the water inlet of the venturi ejector through a water pipeline, the ozone generator is communicated with the air inlet of the venturi ejector through an air pipeline, the water outlet of the venturi ejector is communicated with the water inlet of the ultrasonic-microwave-photocatalytic reactor through a water pipeline, the water outlet of the ultrasonic-microwave-photocatalytic reactor is communicated with the water inlet of the security filter through a water pipeline, the water outlet of the security filter is communicated with the water inlet of the reverse osmosis membrane device through a water pipeline, the concentrated water outlet of the reverse osmosis membrane device is communicated with the water inlet of the evaporative crystallization device through a water pipeline, the fresh water outlet of the reverse osmosis membrane device and the fresh water outlet of the evaporative crystallization device are respectively communicated with the fresh water recycling tank through water pipelines, the salt generated by the evaporative crystallization device can be periodically transported outwards or used for further processing and utilization;
and a self-sucking pump is arranged on a water conveying pipeline between the water outlet of the pH adjusting tank and the water inlet of the Venturi ejector.
2. The salt-containing organic wastewater treatment system of claim 1, wherein the ultrasonic-microwave-photocatalytic reactor comprises a microwave generator, an ultrasonic transducer and a reaction tank, a water inlet is formed in the lower portion of the outer side wall of the reaction tank, a water outlet and a microwave inlet are formed in the upper portion of the outer side wall of the reaction tank, the water outlet of the venturi jet device is communicated with the water inlet in the lower portion of the outer side wall of the reaction tank through a water pipeline, and the water outlet in the upper portion of the outer side wall of the reaction tank is communicated with the water inlet of the cartridge filter through a water pipeline;
the microwave generator is arranged outside the reaction tank and is communicated with a microwave inlet at the upper part of the outer side wall of the reaction tank through a waveguide tube;
the ultrasonic transducer is arranged on the inner bottom wall of the reaction tank and is electrically connected with an ultrasonic generator arranged outside the reaction tank;
the inner wall of the reaction tank is coated with a reflecting layer;
a microwave electrodeless ultraviolet lamp is arranged at the top in the reaction tank;
photocatalyst particles are put into the reaction tank;
a filter screen is arranged in a water outlet at the upper part of the outer side wall of the reaction tank;
the photocatalytic reactor also comprises a flexible solar cell panel, an inverter, a storage battery, an electric heater, a temperature sensor and a temperature controller;
the flexible solar cell panel is arranged on the outer side wall of the reaction tank, the electric heater is arranged at the bottom in the reaction tank, the inverter, the storage battery and the temperature controller are arranged outside the reaction tank, the temperature sensor is arranged at the lower part of the inner side wall of the reaction tank, and the temperature controller is respectively electrically connected with the temperature sensor and the electric heater; the solar cell panel is connected with the input end of the storage battery through the inverter, and the output end of the storage battery is electrically connected with the microwave generator, the ultrasonic generator and the electric heater respectively.
3. The salt-containing organic wastewater treatment system of claim 1, wherein the biofilm tank is provided with a membrane module for intercepting particles and bacteria.
4. The salt-containing organic wastewater treatment system according to claim 1, wherein a booster pump is arranged on the water pipe between the water outlet of the cartridge filter and the water inlet of the reverse osmosis membrane device.
5. The salt-containing organic wastewater treatment system according to claim 1, wherein an ultraviolet disinfection lamp is arranged in the water pipeline between the concentrated solution outlet of the evaporative crystallization device and the water inlet of the fresh water recycling tank.
6. The salt-containing organic wastewater treatment system according to claim 1, wherein an automatic chemical dosing device is arranged on the pH adjusting tank, a first liquid level sensor is arranged in the raw water tank, a second liquid level sensor is arranged in the fresh water recycling tank, a first electromagnetic valve is arranged on a water pipeline between a water outlet of the raw water tank and a water inlet of the grid tank, a second electromagnetic valve is arranged on a water pipeline between a fresh water outlet of the reverse osmosis membrane device and a water inlet of the fresh water recycling tank, and a third electromagnetic valve is arranged on a water pipeline between a fresh water outlet of the evaporative crystallization device and the water inlet of the fresh water recycling tank;
a first water quality detector is arranged on a water conveying pipeline between the water outlet of the biomembrane pond and the water inlet of the pH adjusting pond, a second water quality detector is arranged on a water conveying pipeline between the water outlet of the pH adjusting pond and the water inlet of the Venturi ejector, a third water quality detector is arranged on a water conveying pipeline between the water outlet of the ultrasonic-microwave-photocatalytic reactor and the water inlet of the security filter, a fourth water quality detector is arranged on a water conveying pipeline between the fresh water outlet of the reverse osmosis membrane device and the water inlet of the fresh water recycling pond, and a fifth water quality detector is arranged on a water conveying pipeline between the fresh water outlet of the evaporative crystallization device and the water inlet of the fresh water recycling pond;
the salt-containing organic wastewater treatment system further comprises a PLC, wherein the PLC is respectively electrically connected with the automatic dosing device, the first liquid level sensor, the second liquid level sensor, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the first water quality detector, the second water quality detector, the third water quality detector, the fourth water quality detector and the fifth water quality detector.
7. The salt-containing organic wastewater treatment system of claim 6, wherein the salt-containing organic wastewater treatment system further comprises a user terminal, and the PLC controller is connected with the user terminal through a communication network.
8. The salt-containing organic wastewater treatment system of claim 7, wherein the user terminal is a mobile phone or a tablet computer.
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| CN201920522487.8U CN210261446U (en) | 2019-04-17 | 2019-04-17 | A salt-containing organic wastewater treatment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114057332A (en) * | 2020-08-03 | 2022-02-18 | 昆山顺峰净化设备科技有限公司 | An electroplating wastewater treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114057332A (en) * | 2020-08-03 | 2022-02-18 | 昆山顺峰净化设备科技有限公司 | An electroplating wastewater treatment device |
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