CN101090868B - Magneting photocatalytic compact wastewater reclamation and reuse device - Google Patents
Magneting photocatalytic compact wastewater reclamation and reuse device Download PDFInfo
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- CN101090868B CN101090868B CN2005800006365A CN200580000636A CN101090868B CN 101090868 B CN101090868 B CN 101090868B CN 2005800006365 A CN2005800006365 A CN 2005800006365A CN 200580000636 A CN200580000636 A CN 200580000636A CN 101090868 B CN101090868 B CN 101090868B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
A magnetizing photocatalytic compact wastewater reclamation and reuse device, comprises an integrated cabinet with which is provided an inlet pipe, an outlet pipe, and a sludge-baling hole. In said integrated cabinet a coagulating case, an ozone oxidizing case, a photocatalytic case, and a separating case separating sludge from water are provided. The coagulating case is connected with the ozone oxidizing case by an auto filter, and is provided inside with a mixing chamber for mixing gas, agent, and water together, with which the inlet pipe is connected. An ejector nozzle is provided at the outlet of the mixing chamber, and is connected with an ejector expander. Several magnetic loops are mounted on the external surface of the ejector nozzle or the ejector expander. Said photocatalytic case is adjacent to the ozone oxidizing case. Inside the photocatalytic case, there are ultraviolet lamp units and automatic microstrainers staggered; and at the bottom of the photocatalytic case, an upright standing UF ultrafilter assembly, with which the outlet pipe is connected, is provided. The drain port of said automatic microstrainer is communicated with the separating case, inside which an automatic separater separating solid from liquid is provided, and on the sidewall of which a sludge-baling hole is provided. The present invention combines several techniques, has a small cubage, a short process flow, high purification efficiency, low cost, and is of self-control.
Description
Technical field:
The present invention relates to sewage treatment area, relate in particular to the agriculture, forestry, animal husbandry, fisheries water, city miscellaneous water, process water, water, the regeneration device of sewage such as additional source water.
Background technology:
Along with socioeconomic high development, the industrialization and the urbanization of human society increasingly sharpen, and the water contamination phenomenon is on the rise.Over nearly 10 years, China's city domestic sewage quantity discharged every year is with 5% speed increase, surpasses the industrial sewage quantity discharged in 1999 first.Calendar year 2001, the city domestic sewage quantity discharged was 22,100,000,000 tons, accounted for 53.2% of national total amount of sewage discharge.Whole nation industry in 2002 and urban life wastewater emission amount are 439.5 hundred million tons, and wherein the urban life wastewater emission amount is 232.3 hundred million tons, increases by 0.9% than the last year.Because huge blowdown pressure like this, make the long-term excess load running of various places sewage work, even the sewage of unprocessed mistake directly is discharged into rivers and lakes, make rivers and lakes slowly lose self-purification capacity, the first-generation water that formation is representative with black smelly anoxic pollutes, or formation is the s-generation water pollution of representative with heavy metal, noxious chemical pollution, or formation is the third generation water pollution of representative with the pollution of nutritive element excess, more very be that the three generations pollutes simultaneously and occurs in a lot of rivers and lakes, make the rivers and lakes water of China pollute serious day by day.Reach the promulgation of " urban sewage reutilization water for scenic environment use water quality " standard GB/T18921-2002 (in May, 2003) along with new " urban sewage reutilization city miscellaneous water water quality " the standard GB/T18920-2002 (in May, 2003) of country, domestic many cities such as Beijing, Shanghai, Tianjin, Qingdao, Shenzhen and Guangzhou etc. launch respectively the reuse of wastewater policy of oneself, and on December 1st, 2004, Tianjin stipulated that newly-built dwelling house must install the reclaimed wastewater reuse system.
At present, traditional water-treatment technology field, concentrating of the purification of water quality, mud, classic methods is directly to adopt reaction tank, settling bowl, filtering basin (jar), sludge thickener (machine), water extracter, pressure filter or the like a series of structures and equipment, water outlet after the processing can reach requirement substantially, whole project occupation of land area is big, investment cost is high but exist, cause the economic benefit of technology not high, caused the waste of resource, general medium-sized and small enterprises are difficult to bear, and this also is that environmental protection water treatment work is difficult to one of propulsive major reason.
Summary of the invention:
The water purifying plant floor space that the present invention is directed to present urban industry waste water, municipal sanitary wastewater and agricultural irrigation water is big, investment cost and the high problem of working cost, a kind of integrated integrated sewage water regeneration devices of technology such as magnetic force coagulation, automatic filtration, ozone oxidation, efficient micro-filtration, photochemical catalytic oxidation, UF ultrafiltration, mud automatic dehydration that adopt are provided, this device volume is little, the degree of purification height, cost is low, and can realize round-the-clock automatic control.
Technical scheme proposed by the invention is:
The integrated reuse of wastewater device of a kind of magnetization photochemical catalysis is characterized in that:
Comprise the integrated casing that is provided with water inlet pipe, rising pipe and mud packing mouth, be provided with coagulation case, ozone oxidation case, photochemical catalysis case and mud-water separation case in the described integrated casing, sealing is installed each other, wherein the coagulation case is communicated with the ozone oxidation case by automatic filter, comprise in it and be provided with gas, medicine, the water mixing section that inlet joins with water inlet pipe, gas, medicine, water mixing chamber outlet are established the ejector nozzle, be communicated with the jet expander, its ejector nozzle or jet expander or above-mentioned outside both the surface magnet ring is housed; Described photochemical catalysis case and ozone oxidation case adjacency, be staggered in it at least one ultraviolet lamp spare subassembly and automatic micro-strainer, the bottom is provided with UF ultra-fine filter assembly of at least one vertical placement, links to each other with rising pipe; The micro-strainer sewage draining exit of described automatic micro-strainer is communicated with the mud-water separation case, is provided with the solid-liquid automatic segregator in the described mud-water separation case, and sidewall is provided with mud packing mouth.
Described ultraviolet lamp spare subassembly comprises ultraviolet lamp sectional shelf-unit and ultraviolet lamp tube, and ultraviolet lamp tube is fixed on the ultraviolet lamp sectional shelf-unit by the ultraviolet lamp socket, becomes horizontally-arranged or vertical setting of types to be staggered, and wavelength is 185-254nm, and the distance between each ultraviolet lamp tube is 40-80cm;
Described automatic micro-strainer comprises the millipore filtration tube, this millipore filtration tube one end is equipped with silica gel filter residue wiper ring, and the other end is equipped with pressure difference control inductor block, and the outside is coated with stainless (steel) wire, stainless (steel) wire top layer plated with photocatalysis agent film, this photocatalyst mould material is a titanium dioxide;
Described UF ultra-fine filter assembly comprises UF hyperfiltration membrane assembly, UF ultra-filtration membrane back up pad, and wherein UF ultra-filtration membrane back up pad and photochemical catalysis box plate are tightly connected, and the centre is communicated with rising pipe, and the ultrafiltration sewage draining exit is established in the bottom;
Be provided with the ozone air-water mixing tube in the described ozone oxidation case, the ozone air-water mixing nozzle is housed in the pipe;
Described ultraviolet tube is with the quartz socket tube that waterproof is used outward, is fixed on the ultraviolet lamp sectional shelf-unit, is the pure silica tube of high pressure, and the distance between two quartz socket tubes is 20-30cm;
Described automatic micro-strainer becomes vertical and horizontal to arrange, and the distance between wherein each is vertically arranged is 10-40cm, and the distance between the transverse row is 50-80cm.
The present invention compared with prior art has following technique effect:
1) purifying treatment speed is faster, efficient is higher:
Water purifying process flow processs such as conventional flocculation reaction, sedimentation, filtration are because the speed of the sedimentation of throw out, come-up is slow, and the resistance of filtering medium causes solid-liquid separation to reach water quality in addition needs when limpid consuming time more than at least 2 hours.And the present invention is owing to adopt jetting type magnetic force coagulation, automatic filtration, ozone oxidation, efficient micro-filtration, photochemical catalytic oxidation, processes such as mud automatic dehydration, removed the sedimentation of flocs unit from, the time of come-up, again because flocculation walk removing from water is by automatic filter and automatical and efficient micro-filtration, moment takes place, expend time in hardly, therefore, whole time for water treatment just shortens greatly, the purification efficiency height, cost is low, flows out unit from the sewage access to plant to clear water, and entire reaction and process of solid-liquid separation only need 5 minutes, can round-the-clock automatic control, very convenient.
2) the water treatment energy is big, and volume is little:
Because only need from the reaction times of hydromeehanics and photochemical reaction aspect consideration device, the volume of 5 minutes flows is exactly the volume of whole unit.One day was handled 1200m
3/ d (50m
3/ h) unit, floor space＜8m
2, be 1/10 of traditional technology, highly only about 2-5 rice, the facility investment volume is ten thousand yuan of 45-60, is about 50% of traditional technology, ton water running expense is 0.3 yuan, hangs down 30% than traditional.As be used in the landscape water processing, can hide dexterously behind artificial hillock, the output clear water can be waterfall from artificial hillock and rush down, and occupation of land side has not solved problems such as the floor space of water reuse device is big in the tradition, construction costs is high, running cost is high, need special messenger operational administrative at all.
Apparatus of the present invention maximum throughput can reach 24000m
3/ d (1000m
3/ h), as be used in the oil-contaminated water of oil field processing, can save huge settling bowl (jar) and numerous hay tanks, can save a large amount of places and capital construction, maintenance and working cost, and water quality is also better.
3) maneuverability is strong:
Because apparatus of the present invention volume is little, electrical power consumed is little, a 50m
3The unit power consumption of/h is several kilowatts, can make vehicle-mounted, boat-carrying form, arrive whenever and wherever possible the scene nearby, temporarily, emergency processing.As the petroleum drilling site disposal, but the dilution for many times drilling mud is handled the reuse at once of back clear water, can significantly reduce the water yield of conveying.It is convenient that the mud pack is handled, and helps environment protection.
The present invention adopts the accurate calculation of multi-door science and technology such as modern high tech method, combining environmental engineering science, biology, hydromeehanics, optics, automatic control, adopt the integrated centering water pollutants of technology such as magnetic force coagulation, automatic filtration, ozone oxidation, efficient micro-filtration, photochemical catalytic oxidation, UF ultrafiltration, mud automatic dehydration to carry out stage purification and handle, realize BOD
5, COD, SS, NH
3Organism such as the halogenated hydrocarbon organism in-N, bacterium, virus and the water, carboxylic acid, tensio-active agent, itrogenous organic substance, organophosphorus, and inorganicss such as cryanide ion, metal ion etc. reach and remove or complete inorganicization, national GB/T18920-2002 " the urban sewage reutilization city miscellaneous water water quality " standard and GB/T18921-2002 " the urban sewage reutilization water for scenic environment use water quality " standard that water outlet are met or exceeded issue in May, 2003.
The present invention supports the agriculture, forestry, animal husbandry, fisheries water, the city miscellaneous water, process water, water replenishes reuse of wastewater such as source water, and the deep purifying regeneration that can be widely used in trade effluent, municipal wastewater is handled, the processing of refuse leachate, the industrial circulating water regeneration of large power plant, refinery, the middle water reuse reuse of oil-field flooding and garden building, municipal park, tourist district, water body disinfection sterilizations such as man-made lake, fountain, view fishpond, removal algae etc.
Description of drawings:
Fig. 1 is a structure embodiment vertical view of the present invention;
Fig. 2 is the automatic micro-strainer block construction of a present invention synoptic diagram;
Fig. 3 is a ultraviolet lamp combiner unit structural representation of the present invention;
Fig. 4 is photochemical catalysis case of the present invention bottom ultra-fine filter structural representation.
Among the figure:
The integrated casing of 1-; The 2-water inlet pipe; The 3-rising pipe;
4-coagulation case; 5-ozone oxidation case; 6-photochemical catalysis case;
7-mud-water separation case; 8-gas, medicine, water mixing section; 9-gas, medicine ingress pipe;
The 10-magnet ring; 11-ejector nozzle; 12-jet expander;
The 13-automatic filter; 14-strainer water inlet; 15-strainer water outlet;
16-strainer blow-off pipe; 17-ozone gas distribution pipe inlet; 18-ozone air-water mixing tube;
19-ozone air-water mixing nozzle; The automatic micro-strainer of 20-; 20.1-millipore filtration tube;
20.2-filter cylinder bracing frame; 20.3-stainless (steel) wire; 20.4-cartridge filter clamp flange;
20.5-silica gel filter residue wiper ring; 20.6-pressure difference control inductor block; 21-micro-strainer sewage draining exit;
The 22-magnetic valve; 23-ultraviolet lamp spare subassembly; 23.1-ultraviolet lamp sectional shelf-unit;
23.2-ultraviolet lamp tube; 23.3-quartz socket tube; 23.4-ultraviolet lamp socket;
23.5-fastening piece; The 24-photocatalyst film; 25-solid-liquid automatic segregator;
The 26-submersible sewage pump; The 27-vacuum breaker; 28-mud packing mouth;
29-UF ultra-fine filter assembly; 29.1-UF hyperfiltration membrane assembly; 29.2-UF ultra-filtration membrane back up pad;
29.3-ultrafiltration sewage draining exit.
Embodiment:
Fig. 1 has showed Application Example of the present invention.As shown in the figure, it is made of an integrated casing 1, offers water inlet pipe 2, rising pipe 3 and mud packing mouth 28 on its cabinet wall, and pending sewage is entered by water inlet pipe 2, discharge from rising pipe 3 after treatment, the mud that disposes is from mud packing mouthful 28 eliminatings.Described integrated casing 1 is for finishing the processing tank that water purifies, be provided with coagulation case 4 in it, ozone oxidation case 5, photochemical catalysis case 6 and mud-water separation case 7, described coagulation case 4, ozone oxidation case 5, photochemical catalysis case 6, mud-water separation case 7 all seal installation, make in the scavenging process non-leakage each other, to guarantee degree of purification.Wherein coagulation case 4 is communicated with ozone oxidation case 5 by automatic filter 13 through filter water inlet 14, comprise in it and be provided with gas, medicine, the water mixing section 8 that inlet joins with water inlet pipe 2, gas, medicine, water mixing section 8 are provided with gas, medicine ingress pipe 9, outlet is provided with ejector nozzle 11, be communicated with jet expander 12, can will finish gas, medicine, water blended sewage by the stirring of jet expander 12 coagulations, coagulation case 4 bottoms are provided with strainer blow-off pipe 16, and preliminary filtering sewage can be discharged through this blow-off pipe.In addition, in the outlet of strainer blow-off pipe 16, mud vacuum breaker 27 is housed also, can prevents that mud from passing back into coagulation case 4.At ejector nozzle 11 and jet expander 12 outside surfaces, magnet ring 10 is housed, can magnetize coagulating treatment to sewage earlier, the high-intensity magnetic field that produces by magnet ring 10 interrupts the molecular chain of water, makes group's water molecules become single water molecules, thereby reduce the surface tension of water, demineralized water, the solvability of raising water activates the static oxygen in the water, improve the oxygen level of water, for coagulation and filtration and ozone oxidation, efficient micro-filtration, the Treatment by Photocatalysis Oxidation of back have been brought convenience.Water ion owing to magnetize in the sewage of back can produce spin, makes solvency power, seepage force, the adsorptive power of water all stronger, and through this magnetization, aeration aerating and ozone Oxidation Treatment, the water quality transmittance of going into photo catalysis reactor for the back is progressive provides abundant guarantee.
Be provided with ozone air-water mixing tube 18 in the described ozone oxidation case 5, the mouth of pipe is ozone gas distribution pipe inlet 17, external ozonizer sprays by being located at interior the ozone air-water mixing nozzle of its pipe 19, can carry out strong oxidation, sterilization, sterilization to the pollutent of the interior sewage of the ozone oxidation case 5 of flowing through.Ozone is a kind of wide spectrum, efficient, quick sterilization agent, has very strong oxidizing power, and it is for making the morbific germ of humans and animals, virus and microorganism that very strong killing action be arranged.Oxidation capacity doubles than chlorine, fast 600 ~ 3000 times than chlorine of sterilization speed, even killing bacteria in seconds, oxidable most of organism in several minutes.The significant advantage of ozone is not residual any harmful secondary pollution material.
In addition, ozone can also be killed many germ viruses, as milk-acid bacteria, anthrax bacillus, actinomycetes, Yersinia, Salmonellas, Clostridium botulinum virus, influenza virus etc.Ozone can also with some toxic gases, as oxidations such as carbon monoxide, nitrogen protoxide, sulfur monoxide, yperite and lose toxic effect.Ozone is soluble in water except the sterilization and disinfection microorganism killing, pollutent and impurity in all right oxygenolysis water, remove manganese, sulfide, phenol cyanogen, agricultural chemicals, washing composition, nitrite in anhydrating, carcinogenic substance chloroform in the reduction chlorine treatment water, methyl chloride, tetracol phenixin etc. can also decolour, go algae, taste removal, removing absurd creature.
Described photochemical catalysis case 6 and ozone oxidation case 5 adjacency, the bottom is a doline, at least one automatic micro-strainer 20 and ultraviolet lamp spare subassembly 23 have been staggered in it, inwall plated with photocatalysis agent film 24, these photocatalyst film 24 materials are mainly titanium dioxide, titanium dioxide has Superhydrophilic, and behind the ultraviolet irradiation that is subjected to sunlight or luminescent lamp, inner electronics will activate.Its result can produce the hole of electronegative electronics and positively charged.Electronics makes the hydrogen reduction in air or the water, generates hydrogen peroxide, and the electron hole then to the oxidized surface migration, produces the basic atomic group of hydrogen-oxygen (hydroxyl).These all are active oxygens, and powerful oxidative decomposition capacity is arranged, thereby can decompose, remove the various organism attached to titania surface, and microorganisms such as energy killing bacteria and virus.
As shown in Figure 2, described automatic micro-strainer 20 is the cylinder of three-decker, and its internal layer is a filter cylinder bracing frame 20.2, and material is that plastic cement or stainless steel are made; The middle layer is a millipore filtration tube 20.1, and this kind filter cylinder material mainly is a polyester felt, polyethylene felt and polypropylene mat, and filtering accuracy is the 0.5-1 micron; Skin is a gross porosity stainless (steel) wire 20.3, and the top layer load of gross porosity stainless (steel) wire has photocatalyst film 24, and the main raw of this photocatalyst film 24 is a titanium dioxide.At millipore filtration tube 20.1 one ends, silica gel filter residue wiper ring 20.5 is housed, the other end is equipped with pressure difference control inductor block 20.6 and cartridge filter clamp flange 20.4, and cartridge filter clamp flange 20.4 is connected with integrated casing 1, simultaneously and between the integrated casing 1 magnetic valve 22 is housed.
As shown in Figure 3, ultraviolet lamp spare subassembly 23 comprises ultraviolet lamp sectional shelf-unit 23.1 and ultraviolet lamp tube 23.2, ultraviolet lamp tube 23.2 is fixed on the ultraviolet lamp sectional shelf-unit 23.1 by ultraviolet lamp socket 23.4, sealing frame is in the upper end of photochemical catalysis case 6, if at least more than one becomes horizontally-arranged or vertical setting of types to be staggered, ultraviolet wavelength is 185-254nm, ultraviolet lamp sectional shelf-unit 23.1 usefulness fastening pieces 23.5 are fastened on the cover plate of photochemical catalysis case 6, and the distance between each ultraviolet lamp tube 23.2 is 40-80cm.Outside ultraviolet lamp tube 23.2; be with the quartz socket tube 23.3 that waterproof is used; be fixed on the ultraviolet lamp sectional shelf-unit 23.1 by ultraviolet lamp socket 23.4 usefulness fastening pieces 23.5; be the pure silica tube of high pressure; can be used for isolated water and protect ultraviolet lamp tube 23.2 in this sleeve pipe; distance between two quartz socket tubes 23.3 is between the 20-30cm; it is long-pending with the surface in contact of sewage to improve ultraviolet lamp spare subassembly 23; pollutent to sewage carries out direct photodissociation or photochemical catalytic oxidation, further improves practicality of the present invention and reliability.
As shown in Figure 4, described photochemical catalysis case 6 bottoms are provided with the UF ultra-fine filter assembly 29 of at least one vertical placement, link to each other with rising pipe 3.UF ultra-fine filter assembly 29 comprises UF hyperfiltration membrane assembly 29.1 and UF ultra-filtration membrane back up pad 29.2, and described UF ultra-filtration membrane back up pad 29.2 is tightly connected with photochemical catalysis case 6 base plates, and the centre is communicated with rising pipe 3, and ultrafiltration sewage draining exit 29.3 is established in the bottom.
The micro-strainer sewage draining exit 21 of described automatic micro-strainer 20 is communicated with mud-water separation case 7, is provided with solid-liquid automatic segregator 25 in the mud-water separation case 7, and sidewall is provided with mud packing mouth 28.Water flows out from rising pipe 3 after photochemical catalysis, automatic filtration, UF ultrafiltration etc. purify, and in the control inflow mud-water separation case 7 of micro-strainer sewage draining exits such as mud, impurity 21 by magnetic valve 22, by the separation of solid-liquid automatic segregator 25 realization solid, liquid, the mud after the mummification is taken away by mud packing mouth 28.
The present invention is at first magnetized coagulating treatment with sewage, and the efficient micro-strainer that adopts loaded optic catalyst then is to filtering through the sewage Micropollutants of magnetization and ozonize oxidation and finishing more high-grade purification by using UV-light and photocatalyst.Like this, can reach the effect of stage purification, purification efficiency is higher, compact construction, with low cost, by adopting the magnetization coagulation and filtration, ozone Oxidation Treatment, and photochemical reaction takes place with UV-light in photocatalyst film 24 simultaneously in the photochemical catalysis case 6, realized the efficient height effectively, the stage purification that cost is low, the strong energy of oxidation of photochemical catalysis is realized for bacterium in the water, virus and algae bio can be killed rapidly, can realize for the hydrocarbon in the water, the halogenated hydrocarbon organism, carboxylic acid, tensio-active agent, itrogenous organic substance, organism such as organophosphorus, and cryanide ion, inorganicss such as metal ion etc. reach complete inorganicization, realize removing as the residue agricultural chemicals, chloroform, polychlorobiphenyl, organo phosphorous compounds, pollutents such as polycyclic aromatic hydrocarbons are checked on by the UF ultrafiltration at last.Like this, finally reach the effect of regeneration behind the deep purification of waste water.Four parts such as coagulation case 4, ozone oxidation case 5, photochemical catalysis case 6, mud-water separation case 7 are modular design, make things convenient for the transportation and the installation of device.Integrating device and accessory all adopt the Stainless Steel manufacturing, can improve erosion resistance and work-ing life; UF ultra-fine filter assembly 29 is not equipped with special-purpose topping-up pump, will become pressure work up to 5 meters water gravity, reaches purpose energy-conservation and that prolong UF ultra-fine filter 29 life-spans of assembly; Technology perfect adaptations such as jetting type magnetic force coagulation, automatic filtration, ozone oxidation, efficient micro-filtration, photochemical catalytic oxidation, UF ultrafiltration, mud automatic dehydration have embodied creativeness and novelty that equipment imporosity and automatization are controlled.
Working process of the present invention:
When waste water with suitable flow velocity, as 1 meter per second-3 meter per second, when entering gas, medicine, water mixing section 8 with pattern, continuous coagulating agent liquid medicine and the air that sucks from gas, medicine ingress pipe 9 by suction function, and make liquid medicine and air and sewage thorough mixing in gas, medicine, water mixing section 8, make gas-liquid flow form micro-bubble within it, carry out emulsion reaction, promote the diffusion of oxygen molecule and coagulating agent liquid medicine, quickened coagulation process.When the gas liquid mixture of finishing coagulation process is forced by ejector nozzle 11, the strong magnetic area that magnet ring 10 produces, can produce 4000～20000 Gausses' strong magnetic field in the water pipe, when magnetic line of force and current perpendicular quadrature, water passes through magnetic field with certain flow velocity under external force, makes cutting magnetic line movement, can produce electric charge and the electromotive force that makes charge movement in the water, so sewage has just produced physical changes such as electric current, potential difference, produce and formed electric energy.At this moment electric charge, current potential have been arranged in the sewage, the state and the character that will change water itself and be included in other material in the water, this magnetized water has just had tube wall contacted with it, wall of container to produce the energy of physical change and electrochemical change.In unpurified sewage, be dissolved with the impurity of compositions such as salt, alkali, acid to some extent, sewage has certain potential of hydrogen, undissolved solid impurity and micro-metal, non-metallic element are to some extent also suspending simultaneously, these impurity and other element impel most industrial or agricultural, life, tap water all to belong to the nonisulated material that certain conductivity is arranged, can be magnetized to some extent, foreign material such as calcium in the water and iron also can produce the ion of positively charged and negative electricity simultaneously.Ion increases suspending sundries cohesion, volume owing to plus-minus electric relation attracts each other, and finishes sewage magnetization coagulation process.
When being injected in the jet expander 12 by ejector nozzle 11, because in the jet expander 12 whole potential water, it is oval barrel-shaped design, spatial area goes out greatly more than 20 times than ejector nozzle 11, and ejector nozzle 11 is at same straight line planar concentric(al) circles with jet expander 12, ejector nozzle 11 and jet expander 12 15cm of being separated by, when ejector nozzle 11 at a high speed during the sewage directive jet expander 12 of ejection, utilized the jet energy dissipating to entrainment principle, the sewage that jet expander 12 peripheries are crossed by coagulation is sucked by jet expander 12 continuously and is magnetized, mix, form the big current of average rate, loss of momentum when directly covering of the fan sprays in water because the big momentum current of speed homogeneous have significantly reduced turbulence pump water, flow is amplified significantly, flow velocity slows down, and the bulky suspending sundries that has condensed is reduced impact.Sewage with average rate big current push in the process of strainer water inlet 14, utilize the jet energy dissipating to entrainment principle again, to advance automatic filter 13 to the bulky suspending sundries that has condensed, it by automatic filter 13 inner filtration precision 20 microns filtration, thoroughly will hold back greater than 20 microns condensation product, when differential pressure sensor or timer are felt this cleaning filter screen when in the automatic filter 13, automatic filter 13 can be realized the function of flushing automatically, filter residue is arranged to mud-water separation case 7 by filter blow-off pipe 16, again by centrifugal solid-liquid automatic segregator 25 with mud-water separation, enter sewage sludge harmlessness and handle.In the filtration that by automatic filter 13 inner filtration precision is 20 microns, after thoroughly will holding back greater than 20 microns condensation product, continue to flow into ozone oxidation case 5 less than 20 microns pollutents and sewage by strainer water outlet 15, thereby finish first step filtration procedure.
Owing to be provided with ozone air-water mixing tube 18 in the ozone oxidation case 5, ozone enters ozone air-water mixing tube 18 through 19 ejections of ozone air-water mixing nozzle through ozone gas distribution pipe inlet 17, the further strong again oxidation of remaining suspending sundries in the sewage that ozone was handled preliminary coagulation and filtration is further to BOD
5, COD, SS, NH
3Organism such as the halogenated organic matters in-N, bacterium, virus and the water, carboxylic acid, tensio-active agent, itrogenous organic substance, organophosphorus are further removed.The automatic micro-strainers 20 that the sewage of process ozone oxidation enters in the photochemical catalysis case 6 are again handled, and have finished the ozone oxidation process.
When entering automatic micro-strainer 20 through the sewage of ozone oxidation, because every group of cylinder that automatic micro-strainer 20 all is a three-decker.The end of sewage through silica gel filter residue wiper ring 20.5 is housed enters, because the other end of cylinder is equipped with pressure difference control inductor block 20.6, so sewage can only be mandatory by cylinder middle layer millipore filtration tube 20.1, greater than the colloid of 0.5-1 micron and holding back of suspended substance general, the suspended substance that water reaches less than the 0.5-1 micron flows into photochemical catalysis case 6 simultaneously in the sewage.When in the sewage during greater than the long-pending full filter cylinder of the colloid of 0.5-1 micron and suspended substance, effluent flow rate slows down, pressure increases, at this moment pressure difference control inductor block 20.6 will be transferred to the On/Off signal with each according to setting pressure scope or predefined time and organize the magnetic valve 22 that automatic micro-strainer 20 is connected, when receiving signal, finishes by magnetic valve 22 the On/Off task, when magnetic valve 22 is opened, the silica gel filter residue wiper ring 20.5 that drives the pull bar connection is walked about to magnetic valve 22 directions on prescribed stroke, and this moment, water entered mud-water separation case 7 because the hydraulic pressure reason is discharged the filter residue of holding back in every group of automatic micro-strainer 20 with silica gel filter residue wiper ring 20.5 through micro-strainer sewage draining exit 21.When the filter residue of every group being held back in the automatic micro-strainer 20 when water has washed, when receiving signal, finishes by magnetic valve 22 task of closing, drive silica gel filter residue wiper ring 20.5 homings that pull bar connects simultaneously, the on-line cleaning automatization control that in whole filter cylinder cleaning process, has realized need not to stop, thereby finished automatic micro-strainer 20 and cleaned and the sewage water micro-filter processes.
When flowing into photochemical catalysis case 6 simultaneously when sewage and less than the suspended substance of 0.5-1 micron, because load has photocatalyst film 24 on outer field gross porosity stainless (steel) wire 20.3 extexines of the inwall of photochemical catalysis case 6 and filter cylinder, at the light wave that is subjected to ultraviolet lamp socket 23.4 is under the uviolizing of 185nm-254nm, electron absorption luminous energy on its photocatalyst film 24 forbidden bands and be excited on the conduction band and produce the high reactivity electronics that has very strong negative electricity, on the forbidden band, produce the hole (h+) of positively charged simultaneously, the hole is right one by one thereby generation has very strong active electronics, semiconductor light-catalyst (TiO
2) oxidizing potential of photohole counts 3.0V with the standard hydrogen current potential, and is more high than the 1.36V of the 2.07V of ozone and chlorine, has very strong oxidisability, highly active photohole has very strong oxidation capacity, can will be adsorbed on the OH-and the H of semiconductor surface
2O carries out oxidation, generates to have strong oxidizing property OH free radical.Be that these electronics are had an effect with dissolved oxygen and water to moving to back, photocatalyst film 24 surface in the hole one by one, final hydroxyl radical free radical (OH) and the super-oxide ion with highly chemical oxidation activity that produce is from the oxidizing potential size order (F of several strong oxidizers commonly used
2＞OH＞O
3＞H
2O
2＞HO
2＞MnO
4 -＞HClO＞Cl
2＞Cr
2O
7 2-＞ClO
2) as can be seen the OH free radical have very high oxidizing potential, be a kind of strong oxide group, can the most organic pollutant of oxidation and the part inorganic pollutant, various bacteriums, virus killed and be carbonic acid gas and water the organism complete oxidation.Simultaneously, the electronics in the organic pollutant that is adsorbed on semiconductor surface also can be captured in hole itself, making originally not, the material of extinction is decomposed by direct oxidation, and the oxygenizement to oxide compound has broad spectrum, the electron affinity power of OH free radical can reach 569.3kj, attack the organic molecule position of high cloud density easily, further the intermediate product of oxidation forms redox system.In the light-catalyzed reaction system, these two kinds of mode of oxidizing synergies are finished more high-grade photochemical catalytic oxidation decontamination process simultaneously.On the other hand, electron acceptor(EA) can directly be accepted the high reactivity electronics of photoproduction semiconductor surface generation and be reduced, and some specific pollutants--toxic metal in the water body is as Hg
2+, Ag
1+, Cr
6+, Cu
2+Be reduced into nontoxic metallic molecule Deng also accepting the high reactivity electronics of photoproduction semiconductor surface generation.By the present invention sewage is carried out stage purification, realization is to complete inorganicization of inorganicss such as organism such as the disinfection byproduct (DBP) hydrocarbon of sewage, halogenated organic matters (comprising halogenated aliphatic hydrocarbon, halogenated carboxylic acid, halogenated aromatic), carboxylic acid, tensio-active agent, itrogenous organic substance, organophosphorus and toxic metal ion, realizes removing as the photochemical catalytic oxidation process of pollutents such as residue agricultural chemicals, chloroform, polychlorobiphenyl, organo phosphorous compounds, polycyclic aromatic hydrocarbons.
The water of process photochemical catalytic oxidation process enters UF ultra-fine filter assembly 29 by the bottom of photochemical catalysis case 6, because photochemical catalysis case 6 is designed to funnel-shaped bottom portion, up to 5 meters, form pressure by the water self gravitation and hydraulic pressure is advanced UF ultra-fine filter assembly 29 and work, therefore need not to be equipped with special-purpose topping-up pump.Therefore entering reuse water after UF ultra-fine filter assembly 29 is handled through the water of photochemical catalytic oxidation process by the bottom of photochemical catalysis case 6 discharges from photochemical catalysis case 6 base plate intermediary rising pipes 3 and uses.The backwash liquid of UF ultra-fine filter assembly 29 is discharged the last water quality of having finished the UF ultra-fine filter behind the mud-water separation case 7 work of checking on that enters by ultrafiltration sewage draining exit 29.3.
The recoil soiling solution of automatic filter 13, the recoil soiling solution of automatic micro-strainer 20, after the discharges such as recoil soiling solution of UF ultra-fine filter assembly 29 enter mud-water separation case 7, carrying out solid-liquid by centrifugal solid-liquid automatic segregator 25 separates automatically, the mud that forms because of solid-liquid separation is packed by mud packing mouthfuls 28 and is transported, draw back former pond because of the sewage of solid-liquid separation formation by submersible sewage pump 26 and handle, submersible sewage pump 26 is equipped with vacuum breaker 27, prevents sewage backflow.Like this, process by sewage magnetic force coagulation, automatic filtration, ozone oxidation, efficient micro-filtration, photochemical catalytic oxidation, the ultrafiltration of UF ultra-fine filter, the reuse water that has been removed various dissimilar organic pollutants and bacterium, virus resupplies the user and makes the agriculture, forestry, animal husbandry, fisheries water, the city miscellaneous water, process water, water replenishes regeneration effluent uses such as source water, has realized regeneration effluent resource utilization purpose.
The present invention can per hour make the integrated reuse of wastewater device of treatment capacity 10-1000 cubical magnetization photochemical catalysis as required.Because the present invention be a plurality of combined modules, can satisfy the different quality needs and increase and decrease combined modules, reach the purpose of saving facility investment.
The present invention is little with its volume, treating capacity is big, speed is fast, efficient is high, operating cost is low, power consumption province, automatic operating, debugging easily, mobility strong, the advantage such as sturdy and durable support the agriculture, forestry, animal husbandry, fisheries water, the city miscellaneous water, water for industrial use, water-use for environment, the reuse of wastewater such as make-up water source water. The deep purifying regeneration that can be widely used in industrial wastewater, municipal wastewater is processed, the processing of refuse leachate, the industrial circulating water regeneration of large power plant, oil plant, the middle water reuse (treatment reuse of oil-field flooding and garden building, municipal park, tourist district, the water body disinfection sterilizations such as man-made lake, fountain, view fishpond, removal algae etc.
The concrete purposes of the present invention is as follows:
1. river, river, lake, reservoir water purification: (providing water factory for oneself)
2. waste water, sewage, addle are processed reuse:
Gently, spin food industry washes (washings of the fouls such as bucket, groove, bottle, raw produce; raw products), steel plant's (Coal-gas Washing Water Using, rolling effluent, water in dust removal), mine ore dressing waste water, oil recovery oil-polluted water, colliery coal washing waste water, paper mill sewer, wash can return after the processing such as automobile waste water, landscape water, swimming-pool water and reuse, save a large amount of water.
3. middle water Treatment for Reuse:
After life gray water (life washings), city domestic sewage are processed qualified discharge water, collection rainwater be used for after treatment flushing the toilet, carwash, wash ground, water green.
4. contain the dirt water treatment:
Stone oil well drilling sullage, riverbed sludge dredging, Plant Sludge, municipal sewage plant's settling tank spoil disposal water treatment: mud concentrates, the clear water reuse.
5. industrial circulating cooling water sewer or side stream soften Treatment for Reuse only.
6. recharge of groundwater resource:
Can will recharge after the processing such as stone oil well drilling sullage, municipal sewage into underground, with the recharge of groundwater resource.
Claims (10)
1. one kind magnetizes the integrated reuse of wastewater device of photochemical catalysis, it is characterized in that:
Comprise and be provided with water inlet pipe (2), the integrated casing (1) of rising pipe (3) and mud packing mouthful (28), be provided with coagulation case (4) in the described integrated casing (1), ozone oxidation case (5), photochemical catalysis case (6) and mud-water separation case (7), wherein coagulation case (4) is communicated with ozone oxidation case (5) by automatic filter (13), comprise in it and be provided with the gas that inlet joins with water inlet pipe (2), medicine, water mixing section (8), gas, medicine, ejector nozzle (11) is established in water mixing section (8) outlet, be communicated with jet expander (12), its ejector nozzle (11) or jet expander (12) or above-mentioned outside both the surface magnet ring (10) is housed; Described photochemical catalysis case (6) and ozone oxidation case (5) adjacency, be staggered in it at least one ultraviolet lamp spare subassembly (23) and automatic micro-strainer (20), the bottom is provided with UF ultra-fine filter assembly (29) of at least one vertical placement, links to each other with rising pipe (3); The micro-strainer sewage draining exit (21) of described automatic micro-strainer (20) is communicated with mud-water separation case (7), is provided with solid-liquid automatic segregator (25) in the described mud-water separation case (7), and sidewall is provided with mud packing mouthful (28).
2. the integrated reuse of wastewater device of magnetization photochemical catalysis according to claim 1 is characterized in that: described coagulation case (4), ozone oxidation case (5), photochemical catalysis case (6), mud-water separation case (7) are installed for sealing.
3. according to the integrated reuse of wastewater device of the magnetization photochemical catalysis of claim 1, it is characterized in that: described ultraviolet lamp spare subassembly (23) comprises ultraviolet lamp sectional shelf-unit (23.1) and ultraviolet lamp tube (23.2), ultraviolet lamp tube (23.2) is fixed on the ultraviolet lamp sectional shelf-unit (23.1) by ultraviolet lamp socket (23.4), become horizontally-arranged or vertical setting of types to be staggered, wavelength is 185-254nm, and the distance between each ultraviolet lamp tube (23.2) is 40-80cm.
4. the integrated reuse of wastewater device of magnetization photochemical catalysis according to claim 1, it is characterized in that: described automatic micro-strainer (20) comprises millipore filtration tube (20.1), these millipore filtration tube (20.1) one ends are equipped with silica gel filter residue wiper ring (20.5), the other end is equipped with pressure difference control inductor block (20.6), the outside is coated with stainless (steel) wire (20.3), stainless (steel) wire (20.3) top layer plated with photocatalysis agent film (24).
5. the integrated reuse of wastewater device of magnetization photochemical catalysis according to claim 1 is characterized in that: described photochemical catalysis case (6) inwall plated with photocatalysis agent film (24).
6. the integrated reuse of wastewater device of magnetization photochemical catalysis according to claim 1, it is characterized in that: described UF ultra-fine filter assembly (29) comprises UF hyperfiltration membrane assembly (29.1), UF ultra-filtration membrane back up pad (29.2), described UF ultra-filtration membrane back up pad (29.2) is tightly connected with photochemical catalysis case (6) base plate, the centre is communicated with rising pipe (3), and ultrafiltration sewage draining exit (29.3) is established in the bottom.
7. the integrated reuse of wastewater device of magnetization photochemical catalysis according to claim 1 and 2 is characterized in that: be provided with ozone air-water mixing tube (18) in the described ozone oxidation case (5), ozone air-water mixing nozzle (19) is housed in the pipe.
8. the integrated reuse of wastewater device of magnetization photochemical catalysis according to claim 3, it is characterized in that: be with the quartz socket tube (23.3) that waterproof is used outside the described ultraviolet tube (23.2), be fixed on the ultraviolet lamp sectional shelf-unit (23.1), be the pure silica tube of high pressure, the distance between two quartz socket tubes (23.3) is 20-30cm.
9. the integrated reuse of wastewater device of magnetization photochemical catalysis according to claim 4 is characterized in that: described automatic micro-strainer (20) becomes vertical and horizontal to arrange, and the distance between wherein each is vertically arranged is 10-40cm, and the distance between the transverse row is 50-80cm.
10. according to claim 4 or the integrated reuse of wastewater device of 5 described magnetization photochemical catalysis, it is characterized in that: described photocatalyst film (24) material is a titanium dioxide.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005800006365A CN101090868B (en) | 2005-04-12 | 2005-06-06 | Magneting photocatalytic compact wastewater reclamation and reuse device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200568497U CN2799526Y (en) | 2005-04-12 | 2005-04-12 | Magnetic lightcatalyzed integral sewage regeneration and utilization device |
| CN200520056849.7 | 2005-04-12 | ||
| CN2005800006365A CN101090868B (en) | 2005-04-12 | 2005-06-06 | Magneting photocatalytic compact wastewater reclamation and reuse device |
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| Publication Number | Publication Date |
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| CN101090868A CN101090868A (en) | 2007-12-19 |
| CN101090868B true CN101090868B (en) | 2010-09-22 |
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| CN110590017A (en) * | 2019-09-30 | 2019-12-20 | 邵芮 | Dewatering device for filter press |
| CN111233529B (en) * | 2020-03-31 | 2024-05-10 | 上海巷西环境科技有限公司 | Horizontal type kitchen waste treatment equipment capable of eliminating kitchen waste |
| CN112499854B (en) * | 2020-10-26 | 2023-04-18 | 武汉理工大学 | Integrated drinking water treatment system |
| CN113713735B (en) * | 2021-09-13 | 2023-06-02 | 宿州龙润生物科技有限公司 | Magnetic ring tube penetrating type ozone generator for sewage treatment and control system thereof |
| CN113955846B (en) * | 2021-09-14 | 2023-06-09 | 顺德职业技术学院 | Three-layer black and odorous substrate sludge ecological restoration capsule and manufacturing method thereof |
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| US4857204A (en) * | 1986-11-17 | 1989-08-15 | Joklik Otto F | Method of an apparatus for sterilizing aqueous media, more particularly drinking water |
| US5675153A (en) * | 1993-10-06 | 1997-10-07 | Snowball; Malcolm Robert | UV apparatus for fluid treatment |
| CN1237109A (en) * | 1996-11-12 | 1999-12-01 | 萨尼特罗***公司 | Flowable waste sanitizing process and system |
| CN1603242A (en) * | 2004-10-18 | 2005-04-06 | 徐小宁 | Small micelle drinking water liquid sonic energy preparing apparatus |
| CN2799526Y (en) * | 2005-04-12 | 2006-07-26 | 彭云龙 | Magnetic lightcatalyzed integral sewage regeneration and utilization device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4857204A (en) * | 1986-11-17 | 1989-08-15 | Joklik Otto F | Method of an apparatus for sterilizing aqueous media, more particularly drinking water |
| US5675153A (en) * | 1993-10-06 | 1997-10-07 | Snowball; Malcolm Robert | UV apparatus for fluid treatment |
| CN1237109A (en) * | 1996-11-12 | 1999-12-01 | 萨尼特罗***公司 | Flowable waste sanitizing process and system |
| CN1603242A (en) * | 2004-10-18 | 2005-04-06 | 徐小宁 | Small micelle drinking water liquid sonic energy preparing apparatus |
| CN2799526Y (en) * | 2005-04-12 | 2006-07-26 | 彭云龙 | Magnetic lightcatalyzed integral sewage regeneration and utilization device |
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