CN1827534A - Water treatment device for reclaiming and cyclic utilization of industrial and domestic waste water - Google Patents

Water treatment device for reclaiming and cyclic utilization of industrial and domestic waste water Download PDF

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Publication number
CN1827534A
CN1827534A CNA2005100333551A CN200510033355A CN1827534A CN 1827534 A CN1827534 A CN 1827534A CN A2005100333551 A CNA2005100333551 A CN A2005100333551A CN 200510033355 A CN200510033355 A CN 200510033355A CN 1827534 A CN1827534 A CN 1827534A
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water
chamber
links
pump
pipe
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CNA2005100333551A
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曾郴林
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Shenzhen Huaqiang Environmental Protection Science And Technology Development Co
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Shenzhen Huaqiang Environmental Protection Science And Technology Development Co
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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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

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  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Abstract

The invention is characterized in that aeration processing chamber, coagulation reaction chamber and filter chamber join each other in turn to form the equipment, in which the aeration chamber sets a methane collector, a hydrosphere segregator, a filler and a aeration port; the coagulation reaction chamber sets a reaction chamber, a contact chamber, and also an intermediate water chamber and a stripping chamber centered on the said reaction chamber ento-ectad; a water soluble chamber is set outside the contact chamber, a dissolved gas releaser is set at the bottom of the contact chamber, a gas cutter is set in the air water cavity, a water pump and a U-pipe are connected to the aeration processing chamber and the coagulation reaction chamber in turn, medicament pots are respectively connected to the water pump, the inlet pipe and the let-off pipe, an ozone generator is set in the pipe connecting the contact chamber and intermediate water chamber. The present invention adds medicines twice adopting positive and negative pressure, sewage water entering the coagulation reaction chamber in the tangential direction, separates organic and inorganic pollutants quickly, with short residence time, heavy slime and good effect of water purification, suitable for reclamation of several kinds of industrial and domestic waste water, and with compact conformation, good flow process, few accommodation area, low running cost and energy consumption.

Description

Water treating equipment with the industrial and domestic waste water recycle and reuse
Technical field:
The present invention relates to a kind of sewage disposal device, specifically be meant water treating equipment industry, sanitary wastewater recycle and reuse.
Background technology:
The method of handling at present waste water mainly contains the combination of biological process, physico-chemical processes, membrane processing method, oxidation style etc. and each method, is used for producing and life is used mixedly by advanced treatment is recyclable again after the wastewater treatment.And conventional processes generally is confined to cool off draining, shower draining in the selection of water resource of reclaimed water, and life is washed draining as water resource of reclaimed water, and the draining of large-scale laundry is owing to having various washing composition, equally also not as water resource of reclaimed water.Therefore big limitation on selecting, water resource of reclaimed water is arranged, recycle and reuse to trade effluent more is difficult to be suitable for, the main treatment process of tradition generally will be divided into three phases: at first be pre-treatment, this stage is that waste water is by grid and two processing units of equalizing tank, main effect is solid impurity and the even water quality of removing in the decontaminated water, and then carry out subsequent disposal, subordinate phase is the key component of middle water reuse, main effect is the dissolved organic matter that removes decontaminated water, inorganics and hazardous and noxious substances reduce waste water COD, the content of BOD, phase III is the aftertreatment part, this stage is mainly to disinfect, water outlet to subordinate phase is handled, and reaches middle water reuse water standard to guarantee water outlet.The main treatment process of civil time has three classes: the first kind is a biological treatment, this method is the organism that utilizes in the absorption of microorganism in the water, the oxygenolysis sewage, reduce the content of waste water COD, BOD, its method comprises aerobic and anaerobion is handled, second class is a method of chemical treatment, is combined into basic mode with the coagulation air-float technology and the charcoal absorption of living, and removes suspended substance and most of dissolved matter, reduce COD, BOD, but increased working cost simultaneously; The 3rd class is a membrane processing method, adopts ultrafiltration (micro-filtration) or reverse osmosis membrane processing technology, and its advantage is that the SS clearance is very high, and floor space reduces a lot relatively, but the Installed capital cost of whole project is also quite big.It more than is the method for generally using on the middle water reuse water treatment facility, sum up: above-mentioned technology is difficult to direct processing requirements with industry, sanitary wastewater recycle and reuse to the processing of sewage on the one hand, is higher on construction cost and working cost on the other hand.
Goal of the invention:
The invention provides a kind of collection aeration handles, precipitin reaction, coagulation air-float and be filtered into one, just adopt, the water that twice dosing of negative pressure and dosing are handled tangentially enters the contact reacts district, cooperate ozonization and pressurized air coagulation air-float, to organic, inorganic pollutant separates fast, the residence time is short, stable performance, body refuse is dense, the equipment that purifying water effect is good with the industrial and domestic waste water recycle and reuse, and compact equipment, flow process is smooth and easy, floor space is little, cost is low, energy consumption is low, running cost is low, also can be according to different water quality, the water yield and processing requirement modularization, the equipment that containerization is dissimilar.
In order to achieve the above object, technical scheme of the present invention is as follows: be connected successively by aeration treatment chamber, coagulating chamber and filtration treatment chamber, the aeration treatment chamber from top to bottom is provided with methane collection device, aqueous vapor pulp separator, the filler biofilm, and aeration head, blower fan links to each other; The methane house steward is set above the aqueous vapor pulp separator; Center, coagulating chamber is provided with reaction chamber and exposure chamber from top to bottom, being the center with the reaction chamber is provided with middle hydroecium outward by interior, stripping cell, top at middle hydroecium is provided with flow deflector, the molten chamber of air water is set in the periphery of bottom, exposure chamber, at the top of coagulating chamber the deslagging weir notch is set, be provided with the receipts water pipe in the bottom of middle hydroecium, bottom in the exposure chamber is provided with dissolved air release, molten gas is put and is released the outlet of device and volume pump and link to each other, the import of volume pump links to each other with the molten gas water outlet in the molten chamber of air water, send out in the bottom of the molten chamber of air water and to be equipped with the gas cutting unit, the gas cutting unit directly links to each other with outdoor air engine, the water inlet pipe of back water pump links to each other with the bottom of middle hydroecium, the rising pipe of back water pump links to each other with the bottom of exposure chamber, water inlet pipe at back water pump is connected with ozonizer, and the water water outlet is connected with the water inlet pipe of force (forcing) pump in the middle hydroecium top, and the indoor UF film of the rising pipe of force (forcing) pump and filtration treatment links to each other; Between aeration treatment chamber and coagulating chamber water pump is set, the water inlet pipe of water pump links to each other with the supernatant water outlet at the top of aeration treatment chamber, and the rising pipe of water pump links to each other with the folded pipe of U-shaped; The other end of the folded pipe of U-shaped is located at the bottom, exposure chamber of bottom, coagulating chamber, the water inlet pipe of pharmacy jar B and water pump, and pharmacy jar A links to each other with the rising pipe of water pump with pharmacy jar C.
Adopt such structure, be connected pharmacy jar B on the water inlet pipe of the aeration treatment chamber and the water pump of coagulating chamber, on the rising pipe of water pump, connect pharmacy jar A and pharmacy jar C; Realize twice dosing of positive negative pressure of different medicaments, the reaction formation time of different medicaments is poor, has ensured sufficient reacting and complete; The folded tubular construction of U type makes the treating water that enters the exposure chamber be the swirling flow rising along inwall, more further intensified response is abundant and complete, save working cost, reduce the reaction times, the gas cutting unit that is arranged on the bottom in the molten chamber of air water can cut into small bubble to pressurized air, under the impact of gaseous tension, form very violent stirring, bubble and pressure water mixed dissolution make air state of saturation that is soluble in water under certain pressure, by the dissolved air release that is located at the bottom, exposure chamber, the decompression of pressure waste water is discharged, and pressure reduces suddenly, and the air water pressure recovery is arrived atmospheric pressure state, discharge a large amount of bubbles, form even well behaved micro bubble the wadding grain in the treating water is adhered to, cooperate ozonize, ozone is a kind of strong oxidizer, it is again a kind of powerful catalyst, has very strong sterilization and disinfection, bleaching, decolouring,, deodorizing, remove oxygenolysiss such as flavor, reach decomposition and remove multiple organic, in the time of inorganic pollutant, can also reduce CODcr, BOD 5And multiple harmful substances.Cooperate twice dosing of positive negative pressure, the folded pipe of U type, it is fast to organic and inorganic separated from contaminants that gas cutting unit and ozonize can reach effectively, and the residence time is short, and performance is steady, the purpose that purifying water effect is good; Simultaneously a plurality of flow processs are concentrated in the same cylindrical shell, make compact construction, flow process is smooth and easy, takes up an area of to lack, and cost is low, be convenient to control and management, and energy consumption is low.
Below be at different industry and sanitary wastewater treatment effect;
1, the mthod of white water from paper making paper pulp fiber is recycled, and the rate of recovery can reach 90%, and the CODcr clearance reaches 80%, and colourity is less than 15, and water after treatment can recycle.
The chroma removal rate of 2, weaving, printing and dyeing, wool spinning can reach 60-70%, CODcr clearance 55%-80% water reusable edible after treatment, and water can further reach the water quality requirement of drawing a design with resins exchange in the part.
3, electroplating wastewater is the composite waste that contains contents of many kinds of heavy metal ion and neutral saliferous material, Cr 2+, Cu 2+, Fe 2+
4, to the petroleum-type degradable of separation (comprising oil in water emulsion, the vegetables oil) refinery water of various oily(waste)waters to 10mg/L.
5, city domestic sewage, turbidity are purified to below 5 degree, CODcr clearance 70%, NH 3-N can reduce to below the 15mg/L.
6, application spray and phosphorized waste water petroleum-type clearance be more than 60%, CODcr clearance 70%, colourity＜15.
7, organic impurities removal and the CODcr clearance to the food malting effluent reaches 60-70%.
Description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of being combined into one of the present invention.
1, waste water 2, submersible sewage pump 3, aeration head 4, blower fan 5, water pump 6, the molten chamber 7 of air water, dissolved air release 8, decompression valve 9, air compressor machine 10, back water pump 11, force (forcing) pump 12, UF film 13 water outlets 14, dense water outlet 15, coagulating chamber 16, cleave chamber 17, middle hydroecium 18, ozonizer 19, reaction chamber 20, flow deflector 21, deslagging weir notch 22, slag-drip opening 23, supernatant water outlet 24, volume pump 25, pharmacy jar A 26, pharmacy jar B 27, needle-valve 28, (methane) general export 29, methane collection device 30, water, gas, pulp separator 31, aeration treatment chamber 32, filler biofilm 33, exposure chamber 34, receive water pipe 35, gas cutting unit 36, the folded pipe 37 of U-shaped, pharmacy jar C 38, volume pump 39, molten gas water outlet 40, filtration treatment chamber 41, variable valve
Embodiment:
Water treating equipment as shown in the figure with the industrial and domestic waste water recycle and reuse, the pipeline that comprises tank body, transferpump and connection, connect successively by aeration treatment chamber (31), coagulating chamber (15), filtration treatment chamber (40), the aeration treatment chamber from top to bottom is provided with methane collection device (29), water, gas, pulp separator (30), filler biofilm (32), aeration head (3) links to each other with blower fan (4); In water, gas, pulp separator (30) top methane general export (28) is set; Center, coagulating chamber is provided with reaction chamber (19) from top to bottom, exposure chamber (33), with reaction chamber (19) is that the center is by the interior middle hydroecium (17) that is provided with outward, stripping cell (16), at the top of middle hydroecium (17) flow deflector (20) is set, the periphery of (33) bottom is provided with the molten chamber of air water (6) in the exposure chamber, at the top of coagulating chamber (15) deslagging weir notch (21) is set, be provided with receipts water pipe (34) in the bottom of middle hydroecium (17), the bottom of (33) is provided with dissolved air release (7) in the exposure chamber, dissolved air release (7) links to each other with volume pump (38) outlet, the import of volume pump (38) links to each other with the molten gas water outlet (39) in the molten chamber of air water (6), be provided with gas cutting unit (35) in the bottom in the molten chamber of air water (6), direct and the outdoor air compressor machine (9) of gas cutting unit links to each other, the water inlet pipe of back water pump (10) links to each other with the bottom of middle hydroecium, the rising pipe of back water pump (10) links to each other with the bottom of exposure chamber (33), water inlet pipe at back water pump (10) is connected with ozonizer (18), the water water outlet is connected with the water inlet pipe of force (forcing) pump (11) in middle hydroecium (17) top, between aeration treatment chamber (31) and coagulating chamber (15), water pump (5) is set, the water inlet pipe of water pump (5) links to each other with the supernatant water at the top of aeration treatment chamber outlet (23), the link to each other the other end of the folded pipe of U-shaped (36) of the folded pipe of the water inlet pipe of water pump (5) and U-shaped (36) is located at bottom, exposure chamber (33) bottom the coagulating chamber (15), pharmacy jar B links to each other with the water inlet pipe of water pump (5), and pharmacy jar A links to each other with the rising pipe of water pump (5) with pharmacy jar C.
Its working process is as follows;
Waste water or sewage 1 enter into integrated sewage water treater tank body 31 by submersible pump 2 and soft-filler 32 is housed in tank body adheres to facultative bacterial classification on filler.In 31, air compressor machine 4 enters air by aeration head 3 automatically in waste water enters tank body.Waste water produces methane in the contact reacts of anaerobic zone and aerobic zone and is transported to gas holder from methane general export 28 again by methane collection pipe 29 and does the thermal energy source utilization.Gas, water, slag are finished by separator 30.The purpose of this section is to reduce BOD, COD, nitrogen, phosphorus index.Supernatant water is flowed out by crossing, tank body top, enters coagulating chamber 15 by the folded pipe of U type 36 tangent lines again through water pump 5, forms the water column that rises.Waste water is regulated dosage size by needle-valve 27 according to different quality by chemical tank B before entering coagulating chamber 15, negative pressure enters water pump 5, and the impeller high-speed mixing of water pump 5 stirs.And chemical tank A chemical tank C enters the requirement that the folded reaction formation time difference of managing 36 different medicaments of U-shaped reaches reaction by volume pump 38 malleations.Mixed waste water is uptrend in the swirling flow along inwall.Have pressure gas mixture, water, will have pressure air-dissolving water by variable valve again by molten air cavity water outlet 39 and discharge through dissolved air release moment step-down, form intensive and stir and eddy current, make the generation micro bubble.Thereby impurity particle in the water is sticked and float, form foam gas, water, particle (oil) three-phase mixture, by collecting scum silica frost to reach separating impurity, the purpose of purifying liquid waste, liquid medicine after saturated dissolved gas water and the dosing rises with speed slowly in reaction chamber 19, via flow deflector 20 enter cleave chamber 16 again by bore foraminous receive water pipe 34 enter in hydroecium 17 enter in the overwhelming majority of hydroecium 17 enter the UF film 12 that install filtration treatment chamber 40 via force (forcing) pump 11 and variable valve 23, the dense water of few part that enters the UF film was (both organic, inorganic pollutant) from dense water outlet 14 discharging.Handle back water purification up to standard and enter life, production area use, scum silica frost colloid thing and enter deslagging weir notch 21 and efflux by slag-drip opening 22 then from water outlet 13.
Also want multiple a bit to be here, remove organism and colourity in order to separate, add ozone as oxygenant and sterilizing agent in this device, the adding mode: middle hydroecium 17 water are squeezed into the molten chamber 6 of air water by back water pump 10 with water, add the ozone that ozonizer 18 produces at back water pump 10 water-ins.
Its practical effect:
The waste water examining report of Shenzhen Ri Dong engineering equipment company limited:
Test item Before the processing After the processing The miscellaneous domestic water quality standard CJ25.1-89 of the Ministry of Construction
SS mg/L 120 5 5
CODcr mg/L 160 20 50
Total hardness mg/L 210 39.4 450
LAS mg/L 0.3 0.028 1.0
Phosphoric acid salt mg/L 1.1 0.4 -
Total iron mg/L 0.3 ＜0.02 0.4
The waste water examining report of group of SHENZHEN NANBO
Test item Before the processing After the processing The miscellaneous domestic water quality standard CJ25.1-89 of the Ministry of Construction
SS mg/L 80 ＜4 5
CODcr mg/L 80 ＜16 50
Muriate mg/L 210 110 300
Total hardness mg/L 120 85.0 450
LAS mg/L 0.3 0.024 1.0
Vitriol mg/L 210 151 -
The waste water examining report of Ningbo City plastic electroplating factory
Test item Before the processing After the processing The miscellaneous domestic water quality standard CJ25.1-89 of the Ministry of Construction
Copper mg/L 0.198 0.029 1.0
Zinc mg/L 0.489 0.034 1.0
Chromium mg/L 0.395 0 0.05
Nickel mg/L 0.645 0.024 -

Claims (1)

  1. A kind of water treating equipment with the industrial and domestic waste water recycle and reuse, the pipeline that comprises tank body, transferpump and connection, it is characterized in that: be connected successively with filtration treatment chamber (40) by aeration treatment chamber (31) coagulating chamber (15), the aeration treatment chamber from top to bottom is provided with methane collection device (29), water, gas, pulp separator (30), and filler biofilm (32) links to each other with blower fan (4) with aeration head (3); In water, gas, pulp separator (30) top methane house steward (28) is set; Center, coagulating chamber is provided with reaction chamber (19) from top to bottom, exposure chamber (33), with reaction chamber (19) is that the center is by the interior middle hydroecium (17) that is provided with outward, stripping cell (16), at the top of middle hydroecium (17) flow deflector (20) is set, the periphery of (33) bottom is provided with the molten chamber of air water (6) in the exposure chamber, at the top of coagulating chamber (15) deslagging weir notch (21) is set, be provided with receipts water pipe (34) in the bottom of middle hydroecium (17), the bottom of (33) is provided with dissolved air release (7) in the exposure chamber, molten gas is put device (7) and is linked to each other with volume pump (38) outlet, the import of volume pump (38) links to each other with the molten gas water outlet (39) in the molten chamber of air water (6), be provided with gas cutting unit (35) in the bottom in the molten chamber of air water (6), direct and the outdoor air compressor machine (9) of gas cutting unit links to each other, the water inlet pipe of back water pump (10) links to each other with the bottom of middle hydroecium, the rising pipe of back water pump (10) links to each other with the bottom of exposure chamber (33), water inlet pipe at back water pump (10) is connected with ozonizer (18), in in hydroecium (17) top water water outlet be connected with the water inlet pipe of force (forcing) pump (11), the interior UF film in the rising pipe of force (forcing) pump (11) and filtration treatment chamber (40) links to each other; Between aeration treatment chamber (31) and coagulating chamber (15) water pump (5) is set, the water inlet pipe of water pump (5) links to each other with the supernatant water at the top of aeration treatment chamber outlet (23), and the rising pipe of water pump (5) links to each other with the folded pipe of U-shaped (36); The other end of the folded pipe of U-shaped (36) is located at the bottom, exposure chamber (33) of bottom, coagulating chamber (15), the water inlet pipe of pharmacy jar B and water pump (5), and pharmacy jar A links to each other with the rising pipe of water pump (5) with pharmacy jar C.
CNA2005100333551A 2005-03-03 2005-03-03 Water treatment device for reclaiming and cyclic utilization of industrial and domestic waste water Pending CN1827534A (en)

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Application Number Priority Date Filing Date Title
CNA2005100333551A CN1827534A (en) 2005-03-03 2005-03-03 Water treatment device for reclaiming and cyclic utilization of industrial and domestic waste water

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CN1827534A true CN1827534A (en) 2006-09-06

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101891343A (en) * 2010-07-12 2010-11-24 西安建筑科技大学 Method for biologically purifying municipal sewage and recovering resources
CN105217711A (en) * 2015-11-02 2016-01-06 钟世民 A kind of non-aqueous solution contact scar thing separator
CN107892409A (en) * 2017-11-22 2018-04-10 东南大学成贤学院 A kind of efficient reuse method of eider down industrial wastewater and its device
CN108264189A (en) * 2016-12-30 2018-07-10 天津市西海环境工程设计有限公司 A kind of sewage-treatment plant

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101891343A (en) * 2010-07-12 2010-11-24 西安建筑科技大学 Method for biologically purifying municipal sewage and recovering resources
CN101891343B (en) * 2010-07-12 2011-12-14 西安建筑科技大学 Method for biologically purifying municipal sewage and recovering resources
CN105217711A (en) * 2015-11-02 2016-01-06 钟世民 A kind of non-aqueous solution contact scar thing separator
CN108264189A (en) * 2016-12-30 2018-07-10 天津市西海环境工程设计有限公司 A kind of sewage-treatment plant
CN107892409A (en) * 2017-11-22 2018-04-10 东南大学成贤学院 A kind of efficient reuse method of eider down industrial wastewater and its device

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