CN210140512U - Environment-friendly RO reverse osmosis effluent treatment plant of cycle recycle - Google Patents
Environment-friendly RO reverse osmosis effluent treatment plant of cycle recycle Download PDFInfo
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- CN210140512U CN210140512U CN201920677067.7U CN201920677067U CN210140512U CN 210140512 U CN210140512 U CN 210140512U CN 201920677067 U CN201920677067 U CN 201920677067U CN 210140512 U CN210140512 U CN 210140512U
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Abstract
The utility model relates to a recycling's environment-friendly RO reverse osmosis effluent treatment plant, including the former water tank that connects gradually, quartz sand filter, activated carbon filter, one-level RO reverse osmosis membrane device, the dense water case, second grade RO reverse osmosis membrane device, the equalizing basin, the ultrasonic pond, the one-level sedimentation tank, ozone ultraviolet integration catalytic oxidation tower, the second grade sedimentation tank, indisputable carbon micro electrolysis reactor and activated carbon adsorption equipment, one-level RO reverse osmosis membrane device, all be equipped with the export of purified water and dense water export on the second grade RO reverse osmosis membrane device, the dense water export of one-level RO reverse osmosis membrane device links to each other with the dense water case, the export of purified water of second grade RO reverse osmosis membrane device passes through circulating line and conveyor and links to each other with the former water tank, the dense water export of second grade RO reverse osmosis membrane device. The utility model has the advantages of reduced raw water consumption, reduced concentrated water and reduced discharge; the produced concentrated water is discharged after reaching the standard after multiple treatments, and the pollution of the concentrated water to the environment is reduced.
Description
Technical Field
The utility model relates to a waste water treatment field especially relates to a recycling's environment-friendly RO reverse osmosis effluent treatment plant.
Background
The RO membrane is also called reverse osmosis membrane, and water at high concentration side permeates to low concentration side by using pressure at two sides of the membrane, so that purified water is obtained at low concentration side.
Although the desalination rate of the RO membrane is as high as 98% or more, the recovery rate is only about 60%, which means that a large amount of concentrated water is generated. The concentrated water contains a large amount of soluble salt, colloid, organic matters and microorganisms, and the natural environment is polluted by random discharge, so that the water production cost and the resource waste are greatly increased.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provide a recycling environment-friendly RO reverse osmosis wastewater treatment device.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
a recycling environment-friendly RO reverse osmosis wastewater treatment device comprises a raw water tank, a quartz sand filter, an activated carbon filter, a primary RO reverse osmosis membrane device, a concentrated water tank, a secondary RO reverse osmosis membrane device, a regulating reservoir, an ultrasonic reservoir, a primary sedimentation reservoir, an ozone ultraviolet integrated catalytic oxidation tower, a secondary sedimentation reservoir, an iron-carbon micro-electrolysis reactor and an activated carbon adsorption device which are connected in sequence, wherein a raw water pump is arranged between the raw water tank and the quartz sand filter, a primary high-pressure pump is arranged between the activated carbon filter and the primary RO reverse osmosis membrane device, purified water outlets and concentrated water outlets are arranged on the primary RO reverse osmosis membrane device and the secondary RO reverse osmosis membrane device, the concentrated water outlet of the primary RO reverse osmosis membrane device is connected with the concentrated water tank, a secondary high-pressure pump is arranged between the concentrated water tank and the secondary RO reverse osmosis membrane device, and the purified water outlet of the secondary RO reverse osmosis membrane device is connected with the raw water tank through, the dense water export of second grade RO reverse osmosis membrane device links to each other with the equalizing basin, the supersound pond even has fenton medicament holding vessel, one-level sedimentation tank, second grade sedimentation tank all link to have the medicament holding vessel that congeals.
The ozone and ultraviolet integrated catalytic oxidation tower sequentially comprises a premixing area, a reaction area and a gas-liquid separation area; the reactor is characterized in that an ozone nano aeration device is arranged in the premixing area, a plurality of catalyst filling areas and ultraviolet lamp areas which are arranged in a layered mode are arranged in the reaction area, and an exhaust port and a water outlet are formed in the gas-liquid separation area.
The iron-carbon micro-electrolysis reactor is filled with iron-carbon filler, the iron-carbon filler is oval iron-carbon particles, and the particle size is 1-2 cm; the bottom of the iron-carbon micro-electrolysis reactor is provided with a microporous aeration disc.
The utility model has the advantages that: the utility model pumps the concentrated water generated by the first-stage RO reverse osmosis membrane device into the second-stage RO reverse osmosis membrane device to filter the obtained water and re-injects the filtered water into the raw water tank for secondary utilization, so that the usage amount of the raw water is reduced, the concentrated water is reduced, and the discharge amount is reduced; the produced concentrated water is discharged after reaching the standard after multiple treatments, and the pollution of the concentrated water to the environment is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1-raw water tank; 2-quartz sand filter; 3-an activated carbon filter; 4-a first stage RO reverse osmosis membrane device; 5-a concentrated water tank; 6-a secondary RO membrane unit; 7-a regulating reservoir; 8-an ultrasonic pool; 9-a first-stage sedimentation tank; 10-ozone ultraviolet integrated catalytic oxidation tower; 11-a secondary sedimentation tank; 12-an iron-carbon microelectrolysis reactor; 13-an activated carbon adsorption unit; 14-raw water pump; 15-first stage high pressure pump; 16-second stage high pressure pump; 17-a fenton medicament storage tank; 18-a coagulant storage tank;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in figure 1, the environment-friendly RO reverse osmosis wastewater treatment device capable of recycling comprises a raw water tank 1, a quartz sand filter 2, an activated carbon filter 3, a primary RO reverse osmosis membrane device 4, a concentrated water tank 5, a secondary RO reverse osmosis membrane device 6, an adjusting tank 7, an ultrasonic tank 8, a primary sedimentation tank 9, an ozone ultraviolet integrated catalytic oxidation tower 10, a secondary sedimentation tank 11, an iron-carbon micro-electrolysis reactor 12 and an activated carbon adsorption device 13 which are connected in sequence, wherein a raw water pump 14 is arranged between the raw water tank 1 and the quartz sand filter 2, a primary high-pressure pump 15 is arranged between the activated carbon filter 3 and the primary RO reverse osmosis membrane device 4, purified water outlets and concentrated water outlets are arranged on the primary RO reverse osmosis membrane device 4 and the secondary RO reverse osmosis membrane device 6, and the concentrated water outlet of the primary RO reverse osmosis membrane device 4 is connected with the concentrated water tank 5, be equipped with two-stage high-pressure pump 16 between concentrated water tank 5 and second grade RO reverse osmosis membrane device 6, the purified water export of second grade RO reverse osmosis membrane device 6 passes through circulating line and conveyor and links to each other with former water tank 1, the concentrated water export of second grade RO reverse osmosis membrane device 6 links to each other with equalizing basin 7, ultrasonic tank 8 even has fenton's medicament holding vessel 17, one-level sedimentation tank 9, second grade sedimentation tank 11 all link to each other and congeal medicament holding vessel 18.
The ozone ultraviolet integrated catalytic oxidation tower 10 sequentially comprises a premixing area, a reaction area and a gas-liquid separation area; the reactor is characterized in that an ozone nano aeration device is arranged in the premixing area, a plurality of catalyst filling areas and ultraviolet lamp areas which are arranged in a layered mode are arranged in the reaction area, and an exhaust port and a water outlet are formed in the gas-liquid separation area.
The iron-carbon micro-electrolysis reactor 12 is filled with iron-carbon filler, the iron-carbon filler is oval iron-carbon particles, and the particle size is 1-2 cm; the bottom of the iron-carbon micro-electrolysis reactor 12 is provided with a microporous aeration disc.
The utility model discloses in storing the dense water that one-level RO reverse osmosis membrane device 4 produced to dense water tank 5, when dense water tank 5 middle water level reaches the control liquid level, two-stage high-pressure pump 16 presses the water in dense water tank 5 and squeezes into the water that filters and obtain in second grade RO reverse osmosis membrane device 6 and pours into raw water tank 1 into again and carry out the reutilization, and the raw water use amount reduces, and dense water reduces, has reduced the emission. Meanwhile, acid liquor is added into the produced concentrated water in an adjusting tank 7 to adjust the pH value, Fenton reaction is carried out in an ultrasonic tank 8, ultrasonic waves and a Fenton method have synergistic effect, the cavitation effect of ultrasonic waves and the temperature rise caused by the cavitation effect can be utilized, the Fenton reaction is fully stirred and contacted, organic matters in the concentrated water are promoted to be treated in the reaction process by a Fenton reagent, a coagulant is added into a primary sedimentation tank 9 to carry out primary sedimentation, then secondary oxidation sterilization treatment is carried out by an ozone and ultraviolet integrated catalytic oxidation tower 10, sedimentation is carried out again, finally treatment is carried out by an iron-carbon micro-electrolysis reactor 12, the concentrated water is discharged after reaching the standard after adsorption, and the pollution of the concentrated water to the.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (3)
1. An environment-friendly RO reverse osmosis wastewater treatment device capable of recycling is characterized by comprising a raw water tank (1), a quartz sand filter (2), an activated carbon filter (3), a primary RO reverse osmosis membrane device (4), a concentrated water tank (5), a secondary RO reverse osmosis membrane device (6), an adjusting tank (7), an ultrasonic tank (8), a primary sedimentation tank (9), an ozone ultraviolet integrated catalytic oxidation tower (10), a secondary sedimentation tank (11), an iron-carbon micro-electrolysis reactor (12) and an activated carbon adsorption device (13) which are connected in sequence, wherein a raw water pump (14) is arranged between the raw water tank (1) and the quartz sand filter (2), a primary high-pressure pump (15) is arranged between the activated carbon filter (3) and the primary RO reverse osmosis membrane device (4), and purified water outlets and concentrated water outlets are arranged on the primary RO reverse osmosis membrane device (4) and the secondary RO reverse osmosis membrane device (6), the dense water export of one-level RO reverse osmosis membrane device (4) links to each other with dense water tank (5), be equipped with two-stage high-pressure pump (16) between dense water tank (5) and second grade RO reverse osmosis membrane device (6), the purified water export of second grade RO reverse osmosis membrane device (6) passes through circulating line and conveyor and links to each other with former water tank (1), the dense water export of second grade RO reverse osmosis membrane device (6) links to each other with equalizing basin (7), supersound pond (8) even have fenton medicament holding vessel (17), one-level sedimentation tank (9), second grade sedimentation tank (11) all link to have thoughtlessly congeals medicament holding vessel (18).
2. The recycling environment-friendly RO reverse osmosis wastewater treatment device of claim 1, wherein the ozone-ultraviolet integrated catalytic oxidation tower (10) comprises a premixing zone, a reaction zone and a gas-liquid separation zone in sequence; the reactor is characterized in that an ozone nano aeration device is arranged in the premixing area, a plurality of catalyst filling areas and ultraviolet lamp areas which are arranged in a layered mode are arranged in the reaction area, and an exhaust port and a water outlet are formed in the gas-liquid separation area.
3. The recycling environment-friendly RO reverse osmosis wastewater treatment device according to claim 2, wherein the iron-carbon micro-electrolysis reactor (12) is filled with iron-carbon filler, the iron-carbon filler is oval iron-carbon particles, and the particle size is 1-2 cm; the bottom of the iron-carbon micro-electrolysis reactor (12) is provided with a microporous aeration disc.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920677067.7U CN210140512U (en) | 2019-05-13 | 2019-05-13 | Environment-friendly RO reverse osmosis effluent treatment plant of cycle recycle |
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| CN201920677067.7U CN210140512U (en) | 2019-05-13 | 2019-05-13 | Environment-friendly RO reverse osmosis effluent treatment plant of cycle recycle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112358139A (en) * | 2020-11-30 | 2021-02-12 | 吴江华衍水务有限公司 | Membrane filtration concentrated water treatment device and treatment method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112358139A (en) * | 2020-11-30 | 2021-02-12 | 吴江华衍水务有限公司 | Membrane filtration concentrated water treatment device and treatment method |
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