CN105800845B - Mixed catalyst ultrasonic atomizatio organic sewage cleaning system under the conditions of ultraviolet - Google Patents

Mixed catalyst ultrasonic atomizatio organic sewage cleaning system under the conditions of ultraviolet Download PDF

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Publication number
CN105800845B
CN105800845B CN201610343514.6A CN201610343514A CN105800845B CN 105800845 B CN105800845 B CN 105800845B CN 201610343514 A CN201610343514 A CN 201610343514A CN 105800845 B CN105800845 B CN 105800845B
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China
Prior art keywords
mist pipe
pipe
ultraviolet
mixed catalyst
cleaning system
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CN201610343514.6A
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Chinese (zh)
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CN105800845A (en
Inventor
汪栋
甘舜予
徐峰
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Southeast University
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Southeast University
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • C02F1/32Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/34Treatment of water, waste water, or sewage with mechanical oscillations
    • C02F1/36Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone

Abstract

The invention discloses it is a kind of it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, including atomization pond, mist pipe and its auxiliary device, the mist pipe be arranged in atomization pond;Lower part sets Air Blast fan in the atomization pond, and Air Blast fan top is connected with ultrasonic generation circuit and ultrasonic generator in turn;Blast pipe is provided with atomization pond and the gap of mist pipe, the end set of blast pipe has wind turbine, and afterbody leads to Air Blast fan;Reliquefaction installation is connected with the top of mist pipe, ultraviolet lamp is provided with the upper inside wall of mist pipe;Organic wastewater filtration apparatus and hydrogen peroxide plant are further included, is connected by pipeline with atomization bottom of the tube;Drinking-water pipe is additionally provided with atomization pond and the gap of mist pipe, one end of drinking-water pipe is located at the bottom side of mist pipe, and the other end is connected with pumping motor.The present invention can handle non-extensive biochemical waste water, at utmost reduce influence of the organic wastewater discharge to external environment.

Description

Mixed catalyst ultrasonic atomizatio organic sewage cleaning system under the conditions of ultraviolet
Technical field
The present invention relates to a kind of integrated treatment purifier of sewage, especially can treatment and purification organic sewage device.
Background technology
At present, processing organic sewage mainly utilizes materializing strategy technology.Physico-chemical process should frequently as a kind of means of pretreatment For treatment of Organic Wastewater, the purpose of pretreatment is by recycling the useful component in waste water, or to some difficult for biological degradation things Handled, so as to reach organics removal, improve biochemical, reduced biochemical treatment load drop, improve treatment effeciency.It is general normal Physico-chemical process has extraction, absorption method, concentration method, sonication etc..Although every kind of method can be to a certain extent Organic sewage is purified, but is the physical transfer process of a pollutant there is also some shortcomings, such as extraction, and it is non-real Degraded;Although the activated carbon used in absorption method with higher adsorptivity, due to regenerate it is difficult, costly and at home Less use;The energy consumption of concentration method is higher.Based on any of the above common method, so invention one kind can be with the organic dirt of integrated treatment The device of water is necessary.
The content of the invention
The object of the present invention is to provide it is a kind of it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, Profit carrys out treatment and purification sewage in various manners, which can not only remove the various insoluble components in organic sewage, and Germ can effectively be killed, decompose pigment and various organic principles, finally reach purification purpose.
To achieve the above object, the technical solution adopted by the present invention is:
It is a kind of it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, including atomization pond and atomization Pipe, the mist pipe are arranged in atomization pond;Lower part is equipped with a baffle in the atomization pond, sets and send in the space under baffle Wind fan, Air Blast fan top are provided with Vltrasonic device, and the Vltrasonic device passes through baffle, it exports opposite atomization bottom of the tube; Blast pipe is provided with atomization pond and the gap of mist pipe, the end set of blast pipe has wind turbine, and afterbody passes through baffle, and leads to Air Blast fan;The lower outside of mist pipe is provided with the fistulae that several holes are offered on tube wall, and TiO is attached with fistulae2-WO3 Mixed catalyst, reliquefaction installation is connected with the top of mist pipe, and the bottom of reliquefaction installation, which is connected with re-liquefied water and collects, to hold Device, is provided with ultraviolet lamp in the upper inside wall of mist pipe;Further include organic wastewater filtration apparatus and hydrogen peroxide plant, organic waste Water filtering device and hydrogen peroxide plant are connected by pipeline with atomization bottom of the tube, and stone is placed with organic wastewater filtration apparatus Head and fine sand, are placed with hydrogen peroxide in hydrogen peroxide plant;Drinking-water pipe, drinking-water pipe are additionally provided with atomization pond and the gap of mist pipe One end be located at the bottom side of mist pipe, the other end is connected with being internally provided with the pumping box of pumping motor, pumping motor position In the top in pumping box, its underpart is provided with filter layer, and quantum state TiO is attached with filter layer2-WO3Mixed catalyst.
Further, the top of the mist pipe and the junction of reliquefaction installation are provided with rotatable breather valve, can turn Fixing screws are provided with dynamic breather valve.
Further, floating water level detection gauge is provided with the mist pipe.
Further, the organic wastewater filtration apparatus and hydrogen peroxide plant are connected with three-phase liquid mixing tube, three-phase Liquid mixing tube is connected by pipeline with atomization bottom of pond portion.
Further, the Vltrasonic device is made of sequentially connected ultrasonic generation circuit and ultrasonic generator, described super Sound generation circuit is connected with the transformer outside atomization pond and ultrasound-driven circuit and supersonic frequency regulating device.
Further, the ultraviolet lamp is mounted on the ultraviolet lamp holder of atomization inside pipe wall, and is provided with ultraviolet Line lamp switch, ultraviolet lamp switch is positioned at atomization pipe outer wall.
Further, the mist pipe, which is located on the outer wall at ultraviolet lamp, is provided with black UV protective layers.
Further, the atomization pond is glass container.
Further, work light is further included, work light is arranged on the control panel outside atomization pond.
Beneficial effect:Within the system, organic sewage carries out first time coarse filtration, filtering by organic wastewater filtration apparatus Fall the organic solid waste and other pollutants of bulk, then filter some block floras by second of circulating filtration.In this way, Organic sewage containing a small amount of insoluble material is come atomization bottom of the tube and is atomized, and becomes mist after the atomization of ultrasonic wave Liquid, due to object self property, most of material can not be atomized, and in this process, ultrasonic wave cause bacterium rupture, Denaturation of virus, is conducive to handle in next step.Spray film by atomization is sent to mist pipe top by fan carries out ultraviolet irradiation, due to Spray film is more scattered, so radiation response is good, most of harmful levels of pathogens is all dead at this time;And the H added before2O2It is raw Into O3, it is sufficiently mixed in a gaseous form with spray film so that effect is more preferable.Finally, spray film becomes liquid again by top reliquefaction installation Body state.The system of the present invention can handle non-extensive biochemical waste water (such as laboratory organic wastewater), and at utmost reducing has Influence of the machine discharge of wastewater to external environment.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention;
Fig. 2 is sewage disposal system flow chart;
Fig. 3 is three great circulation system schematic diagrames;
In figure, 1- organic wastewater filtration apparatuses;2- stones and fine sand;3- reliquefaction installations;4- fixing screws;5- is rotatable Breather valve;6- black UV protective layers;7- hydrogen peroxide plants;8- wind turbines;The re-liquefied water collecting containers of 9-;10- ultraviolet lamps; 11- ultraviolet lamp holders;12- ultraviolet lamps switch;13- work lights;14- supersonic frequency adjusting knobs;15- pumping motors; 16- transformers and ultrasound-driven circuit;17- filter layers;18- drinking-water pipes;19- floating water level detection gauges;20- three-phases liquid mixes Pipe;21- is atomized pond;22- mist pipes;23- blast pipes;24- fistulaes;25- mixes sewage to be clean;26- ultrasonic generators;27- Air Blast fan;28- ultrasound generation circuits;29- plugs;30- baffles;31- pumping boxes;32- control panels.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in Figure 1 for it is a kind of it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, including mist Change pond 21 and mist pipe 22, the mist pipe 22 is arranged in atomization pond 21;Lower part is equipped with a baffle in the atomization pond 21 30, Air Blast fan 27 is set in the space under baffle 30,27 top of Air Blast fan is provided with Vltrasonic device, and the Vltrasonic device is worn Baffle 30 is crossed, it exports opposite 22 bottom of mist pipe;Atomization pond 21 in the gap of mist pipe 22 with being provided with blast pipe 23, inlet air The end set of pipe 23 has wind turbine 8, and afterbody passes through baffle 30, and leads to Air Blast fan 27;The lower outside of mist pipe 22 is set The fistulae 24 that several holes are offered on tube wall is equipped with, TiO is attached with fistulae 242-WO3Mixed catalyst, the top of mist pipe 22 Portion is connected with reliquefaction installation 3, and the bottom of reliquefaction installation 3 is connected with re-liquefied water collecting container 9, the top of mist pipe 22 Ultraviolet lamp 10 is provided with inner wall;Further include organic wastewater filtration apparatus 1 and hydrogen peroxide plant 7, organic wastewater filtration apparatus 1 Be connected with hydrogen peroxide plant 7 by pipeline with 22 bottom of mist pipe, be placed with organic wastewater filtration apparatus 1 stone and Fine sand 2, is placed with hydrogen peroxide in hydrogen peroxide plant 7;Taken out with being additionally provided with drinking-water pipe 18 in the gap of mist pipe 22 in atomization pond 21 One end of water pipe 18 is located at the bottom side of mist pipe 22, and the other end connects with being internally provided with the pumping box 31 of pumping motor 15 Connect, pumping motor 15 is located at the top in pumping box 31, and its underpart is provided with filter layer 17, quantum state is attached with filter layer 17 TiO2-WO3Mixed catalyst.
The TiO of the quantum state adhered on filter layer 172-WO3Mixed catalyst is made by following methods:
Step 1, by TiO2And WO3Catalyst is 2 according to mass ratio:3 are mixed, and are configured to solution, solvent afterwards For isopropanol;
Step 2, solution is poured into vortex card breaker to be dissociated;
Step 3, differential centrifugation twice is carried out to the solution after dissociation, first time differential centrifugation 30 minutes, takes upper strata afterwards Clear liquid carries out second of differential centrifugation, second differential centrifugation 15 minutes,
Step 4, the seabed sediment after second of centrifugation is taken after, is reconfigured to solution, solvent is isopropanol;
Step 5, solution step 4 prepared is added in pneumatic spraying machine, is sprayed on filter layer, finally uses pellicle Sprayed protection layer.
The TiO adhered on fistulae 242-WO3Mixed catalyst is the catalyst that in the market can be bought, and the present invention is not to it Make other improvements.
The top of mist pipe 22 is provided with rotatable breather valve 5, rotatable breather valve 5 with the junction of reliquefaction installation 3 On be provided with fixing screws 4.
Floating water level detection gauge 19 is provided with mist pipe 22.Pass through sensed water level so that the water level in mist pipe 22 is protected Hold necessarily, pending organic sewage is automatically added to when water level is less than predetermined value, when water level is high, stop adding water.
Organic wastewater filtration apparatus 1 and hydrogen peroxide plant 7 are connected with three-phase liquid mixing tube 20, three-phase liquid mixing tube 20 are connected by pipeline with atomization 21 bottom of pond.
Vltrasonic device is made of sequentially connected ultrasonic generation circuit 28 and ultrasonic generator 26, the ultrasound generation circuit 28 are connected with the transformer outside atomization pond 21 and ultrasound-driven circuit 16 and supersonic frequency regulating device 14.
Ultraviolet lamp 10 is mounted on the ultraviolet lamp holder 11 of 22 inner wall of mist pipe, and is provided with ultraviolet lamp switch 12, ultraviolet lamp switch 12 is located at 22 outer wall of mist pipe.Mist pipe, which is located on the outer wall at ultraviolet lamp 10, is provided with black purple Outside line protective layer 6.
Atomization pond 21 is glass container.
Work light 13 is further included, work light 13 is arranged on the control panel 32 outside atomization pond 21, work Make indicator light 13 to be connected with transformer and ultrasound-driven circuit 16.
Transformer and ultrasound-driven circuit 16 are connected with plug 29 by conducting wire.
In system shown in Figure 2 flow chart, organic sewage passes through the 1 first time coarse filtration of organic wastewater filtration apparatus, filtering Fall the organic solid waste and other pollutants of bulk, then by second of the circulating filtration of pumping motor 15 by some block floras Filtering;In this way, the sewage 25 to be clean of the mixing containing a small amount of insoluble material arrives atomization pond 21, by the mist of ultrasonic generator 26 Become spray film after change, due to object self property, most of material can not be atomized, and in this process, ultrasonic wave makes Bacterium rupture, denaturation of virus are obtained, is conducive to handle in next step.Spray film by atomization is sent to ultraviolet lamp 10 by Air Blast fan 27 After irradiation, since spray film is more scattered, so radiation response is good, most of harmful levels of pathogens is all dead at this time;And before The H added from hydrogen peroxide plant 72O2Generate O3, it is sufficiently mixed in a gaseous form with spray film so that effect is more preferable.Finally, spray film Liquid condition is become again by top reliquefaction installation 3, is then collected by re-liquefied water collecting container 9.
In the circulatory system schematic diagram shown in Fig. 3, the system is divided into three big main loops:Water circulates, gas circulation and control System circulation, and feedback mechanism floating water level detection gauge 19 is added in control loop so that reaction water level keeps certain.
The above is only the preferred embodiment of the present invention, it should be pointed out that:For the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (9)

1. it is a kind of it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, it is characterised in that:Including atomization Pond (21) and mist pipe (22), the mist pipe (22) are arranged in atomization pond (21);Described atomization pond (21) interior lower part is equipped with One baffle (30), sets Air Blast fan (27) in the space under baffle (30), Air Blast fan (27) top is provided with ultrasonic dress Put, the Vltrasonic device passes through baffle (30), it exports opposite mist pipe (22) bottom;It is atomized pond (21) and mist pipe (22) Blast pipe (23) is provided with gap, the end set of blast pipe (23) has wind turbine (8), and afterbody passes through baffle (30), and leads to Air Blast fan (27);The lower outside of mist pipe (22) is provided with the fistulae (24) that several holes are offered on tube wall, fistulae (24) On be attached with TiO2-WO3Mixed catalyst, is connected with reliquefaction installation (3) at the top of mist pipe (22), reliquefaction installation (3) Bottom is connected with re-liquefied water collecting container (9), and ultraviolet lamp (10) is provided with the upper inside wall of mist pipe (22);Further include Organic wastewater filtration apparatus (1) and hydrogen peroxide plant (7), organic wastewater filtration apparatus (1) and hydrogen peroxide plant (7) pass through pipe Road is connected with mist pipe (22) bottom, and stone and fine sand (2), hydrogen peroxide plant are placed with organic wastewater filtration apparatus (1) (7) hydrogen peroxide is placed with;Atomization pond (21) in the gap of mist pipe (22) with being additionally provided with drinking-water pipe (18), drinking-water pipe (18) One end be located at the bottom side of mist pipe (22), the other end and be internally provided with the pumping box (31) of pumping motor (15) even Connect, pumping motor (15) is located at the top in pumping box (31), and its underpart is provided with filter layer (17), and filter layer adheres on (17) There is the TiO of quantum state2-WO3Mixed catalyst;
The TiO of the quantum state adhered on filter layer (17)2-WO3Mixed catalyst is made by following methods:
Step 1, by TiO2And WO3Catalyst is 2 according to mass ratio:3 are mixed, and are configured to solution afterwards, and solvent is different Propyl alcohol;
Step 2, solution is poured into vortex card breaker to be dissociated;
Step 3, differential centrifugation twice is carried out to the solution after dissociation, first time differential centrifugation 30 minutes, takes supernatant liquor afterwards Carry out second of differential centrifugation, second differential centrifugation 15 minutes,
Step 4, the seabed sediment after second of centrifugation is taken after, is reconfigured to solution, solvent is isopropanol;
Step 5, solution step 4 prepared is added in pneumatic spraying machine, is sprayed on filter layer, is finally protected with pellicle Sprayed coating.
2. it is as claimed in claim 1 it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, its feature It is:The top of the mist pipe (22) is provided with rotatable breather valve (5) with the junction of reliquefaction installation (3), rotatably Fixing screws (4) are provided with breather valve (5).
3. it is as claimed in claim 1 it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, its feature It is:Floating water level detection gauge (19) is provided with the mist pipe (22).
4. it is as claimed in claim 1 it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, its feature It is:The organic wastewater filtration apparatus (1) and hydrogen peroxide plant (7) are connected with three-phase liquid mixing tube (20), three-phase liquid Body mixing tube (20) is connected by pipeline with atomization pond (21) bottom.
5. it is as claimed in claim 1 it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, its feature It is:The Vltrasonic device is made of sequentially connected ultrasonic generation circuit (28) and ultrasonic generator (26), the ultrasound production Raw circuit (28) with positioned at the outer transformer of atomization pond (21) and ultrasound-driven circuit (16) and supersonic frequency regulating device (14) connect.
6. it is as claimed in claim 1 it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, its feature It is:The ultraviolet lamp (10) is mounted on the ultraviolet lamp holder (11) of mist pipe (22) inner wall, and is provided with ultraviolet Line lamp switch (12), ultraviolet lamp switch (12) are located at mist pipe (22) outer wall.
7. the mixed catalyst ultrasonic atomizatio organic sewage cleaning system under the conditions of ultraviolet as described in claim 1 or 6, it is special Sign is:The mist pipe, which is located on the outer wall at ultraviolet lamp (10) place, is provided with black UV protective layers (6).
8. it is as claimed in claim 1 it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, its feature It is:Atomization pond (21) is glass container.
9. it is as claimed in claim 1 it is ultraviolet under the conditions of mixed catalyst ultrasonic atomizatio organic sewage cleaning system, its feature It is:Work light (13) is further included, work light (13) is arranged at the control panel (32) positioned at atomization pond (21) outside On.
CN201610343514.6A 2016-05-20 2016-05-20 Mixed catalyst ultrasonic atomizatio organic sewage cleaning system under the conditions of ultraviolet Active CN105800845B (en)

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CN112978846B (en) * 2019-12-16 2023-11-03 中国科学院过程工程研究所 Industrial wastewater micro-droplet photoreaction device and method
CN112897784A (en) * 2021-01-28 2021-06-04 山东建筑大学 Atomization combined ultraviolet catalytic oxidation water purification method and device

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* Cited by examiner, † Cited by third party
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US5470480A (en) * 1994-05-09 1995-11-28 Eka Nobel, Inc. Process for treating waste water effluent
CN2280090Y (en) * 1996-12-21 1998-04-29 中国科学院广州能源研究所 Photo-catalytic type water treatment equipment
KR100439195B1 (en) * 2001-08-06 2004-07-07 학교법인조선대학교 Method for killing of microorganisms in the water by UV-TiO2 photocatalytic reaction and reactor for killing of microorganisms
CN2744342Y (en) * 2004-11-19 2005-12-07 曹柏实 Air purifier with strong oxidation-reduction potential water
CN102135292B (en) * 2010-01-26 2013-10-16 中国科学院物理研究所 Atomization photocatalysis air cleaner
CN103771638B (en) * 2012-10-26 2016-08-10 北京师范大学 A kind of photocatalysis method with ultrasonic atomizatio enhanced sewage treatment effect
CN104764109A (en) * 2015-04-27 2015-07-08 上海森中电器有限公司 Multifunctional air purifier

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