CN201296712Y - Novel ozone ultraviolet combined wastewater disposal device - Google Patents
Novel ozone ultraviolet combined wastewater disposal device Download PDFInfo
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- CN201296712Y CN201296712Y CNU2008201935374U CN200820193537U CN201296712Y CN 201296712 Y CN201296712 Y CN 201296712Y CN U2008201935374 U CNU2008201935374 U CN U2008201935374U CN 200820193537 U CN200820193537 U CN 200820193537U CN 201296712 Y CN201296712 Y CN 201296712Y
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Abstract
The utility model relates to a novel ozone ultraviolet combined wastewater disposal device, belonging to the technical field of water disposal and comprising a film contactor, an ozone generator and an ozone ultraviolet reactor. One end of the film contactor is provided with a water inlet and a gas outlet, and the opposite other end is provided with a water outlet and a gas inlet; the water inlet of the film contactor is connected with a water inlet pipeline; the gas inlet is connected with the ozone generator; the water outlet of the film contactor is connected with the inlet of the ozone ultraviolet reactor through a pipeline; and the outlet of the ozone ultraviolet reactor is connected with the water outlet pipeline. The utility model improves the mass transfer rate from ozone to liquid phase and the utility ratio of ozone, enables the ultraviolet to cooperate with the ozone so as to generate hydroxyl radical with stronger oxidizability and improve the oxidbility of the ozone, and is especially suitable for the disposal of difficultly degraded industrial wastewater. Residual ozone led from the film contactor is used as a gas source again to be led into the ozone generator, thereby the use level of oxygen is saved, and secondary pollution is avoided simultaneously.
Description
Technical field
The utility model relates to water-treatment technology field, relates in particular to a kind of novel ozone UV-light associating wastewater treatment equipment.
Background technology
Along with development of industry and agriculture, increasing organism is synthesized out and is used among every productive life, and it is big that wherein most of synthetics have toxicity, and complicated component is difficult to biodegradable characteristics.If these materials do not add processing directly to extraneous environmental emission, the healthy of the serious environment pollution and the threat mankind that be bound to, the improvement of Persistent organic pollutants has caused generally attention both domestic and external.At present the method for wastewater treatment routine has liquid chlorine, ozone, these three kinds of methods of ultraviolet radiation, but because liquid chlorine can produce malicious byproduct, and as haloform etc., and chlorine residue can produce sizable negative interaction to plants such as greenings, so use less.Ozone is a kind of strong oxidizer, have functions such as sterilization, sterilization, deodorizing, decolouring, its disinfecting power is stronger 300～2000 times than oxygen, fast 3000 times than chlorine of processing speeds, and do not have residual hazard and stink to produce, be widely used in water treatment, chemical oxidation, food sterilization, medical treatment sterilization etc.As the patent No. 01201584.9 disclosed a kind of ozone equipment for treating water, utilize ozone that tap water is carried out advanced treatment exactly, sewage is carried out aftertreatment.Ultraviolet radiation also has certain research in wastewater treatment, as the patent No. 011269.5 disclosed a kind of self-cleaning type UV-light water treatment device, keeping under the normal UV-light transmission capacity of the quartz glass sleeve condition, reaching and need not to dismantle quartz glass sleeve and can realize the purpose of cleaning the quartz glass sleeve outside surface.
But complicacy along with the discharging synthetic, the single treatment process of tradition is difficult to satisfy the demands, and the cost of ozone is higher, simultaneously in traditional gas-liquid contanct equipment, ozone is lower to the transfer rate of liquid phase by gas phase, simultaneously can produce foam during gas-to-liquid contact, worsen the mass transfer of ozone in water more; And the solvability of ozone in water is lower under the general situation, has influenced the treatment effect of ozone.Ozone is limited in one's ability to " mineralising " of waste water separately in addition, how to improve rate of mass transfer and the oxidation capacity of ozone in liquid phase and becomes the subject matter that restricts ozone technology.Effective combination of the research and development of new treatment process and kinds of processes becomes the developing direction in current environmental protection field gradually.
Summary of the invention
In order to overcome the deficiency that prior art exists, the utility model provides a kind of novel ozone ultraviolet associating wastewater treatment equipment, and one of purpose of its invention is to strengthen the rate of mass transfer of ozone to liquid phase;
Another purpose of its invention is: by the synergy of UV-light, ozone is converted into the stronger hydroxyl radical free radical of oxidation capacity, realizes organic " mineralising " fully.
Adopt following scheme for reaching above-mentioned purpose the utility model: novel ozone UV-light associating wastewater treatment equipment, its difference is: it comprises membrane contactor, ozonizer, ozone and ultraviolet ray reactor, wherein, one end of membrane contactor is provided with water-in, air outlet, and the relative the other end of membrane contactor sets out the mouth of a river, inlet mouth; The water-in of membrane contactor links to each other with inlet channel, and inlet mouth links to each other with ozonizer by pipeline, and the water outlet of membrane contactor links to each other by the inlet of pipeline with the ozone and ultraviolet ray reactor, and the outlet of ozone and ultraviolet ray reactor is connected with outlet conduit.
Described membrane contactor comprises membrane contactor housing and the built-in hollow-fibre membrane film silk of housing.
Described membrane contactor comprises membrane contactor housing, back up pad, flat sheet membrane, and back up pad vertically is placed in the membrane contactor housing, flat sheet membrane is connected on the back up pad as interlayer.
Described ozone and ultraviolet ray reactor comprises reactor shell and ultraviolet lamp, and ultraviolet lamp is arranged in the reactor.
Described membrane contactor air outlet links to each other with ozonizer by the ozone tail gas transfer equipment.
The beneficial effects of the utility model are:
(1) by introducing membrane module, strengthens the rate of mass transfer of ozone, improve the utilization ratio of ozone to liquid phase; (2) with UV-light and ozone cooperative, produce the stronger hydroxyl radical free radical of oxidisability, improve the oxidation capacity of ozone, be particularly useful for handling the trade effluent of difficult degradation; (3) residual ozone that derives in the membrane contactor imports in the ozonizer as source of the gas after handling through the ozone tail gas transfer equipment again, and the consumption of conserve oxygen has been avoided secondary pollution simultaneously.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the embodiment structural representation of hollow fiber membrane contactors;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the embodiment structural representation of flat sheet membrane contactor;
Fig. 5 is the B-B sectional view of Fig. 4.
Among the figure: 1-oxygen cylinder, 2-ozonizer, 3-ozone tail gas transfer equipment, 4-tail gas outlet pipe, 5-ozone output tube, 6-inlet channel, 7-membrane contactor, 8-ozone and ultraviolet ray reactor, 9-ultraviolet lamp, 10-outlet conduit, 11-membrane contactor housing, 12-hollow-fibre membrane film silk, 13-flat sheet membrane, 14-back up pad, 15-valve.
Embodiment
In order to understand the utility model better, be described further below in conjunction with drawings and Examples, referring to Fig. 1 to Fig. 5:
Unite wastewater treatment equipment according to the novel ozone UV-light that the utility model is implemented, it mainly includes membrane contactor 7, ozonizer 2, ozone and ultraviolet ray reactor 8, wherein, one end of membrane contactor 7 is provided with water-in, the air outlet, the other end sets out the mouth of a river, inlet mouth, the water-in of membrane contactor 7 links to each other with inlet channel 6, inlet mouth links to each other with the air outlet of ozonizer 2 by ozone output tube 5, the water outlet of membrane contactor 7 links to each other by the inlet of pipeline with ozone and ultraviolet ray reactor 8, the outlet of ozone and ultraviolet ray reactor 8 is connected with outlet conduit 10, the air outlet of membrane contactor 7 is connected with an end of ozone tail gas transfer equipment 3 by pipeline, and the other end of ozone tail gas transfer equipment 3 links to each other by the inlet mouth of pipeline with ozonizer 2.Ozone and ultraviolet ray reactor 8 comprises reactor shell and is arranged on ultraviolet lamp 9 in the reactor that ultraviolet radiation can make dissolved ozone decompose and produce the stronger hydroxyl radical free radical of oxidisability, improve oxidation effectiveness.For safe and reliable and maintenance convenience, pipeline enclosure all is provided with valve 15.
Acting as of described membrane contactor 7: make water and ozone not by the direct process that realizes interphase mass transfer that contacts between two-phase, can avoid foamy to occur, it is independent that two-phase fluid that tunicle separates keeps, and high mass transfer specific surface area is provided and realized the reinforcing mass transfer of ozone by membrane module.In membrane contactor 7, when ozone and waste water flowed in the cross-flow mode, ozone saw through film and is delivered to the waste water from gas phase, and the water-in of membrane contactor 7 and inlet mouth branch are located at the two ends of membrane contactor 7.Membrane contactor 7 can adopt two kinds of forms, be hollow fiber membrane contactors and dull and stereotyped membrane contactor mode, hollow fiber membrane contactors comprises membrane contactor housing 11 and the built-in hollow-fibre membrane film silk 12 of housing, and the flat sheet membrane contactor comprises membrane contactor housing 11, back up pad 14, flat sheet membrane 13, and back up pad 14 vertically is placed in the hollow housing, flat sheet membrane 13 is connected on the back up pad 14 as interlayer.
Ozonizer 2 carries oxygen cylinder 1, with the oxygen in the oxygen cylinder 1 is feedstock production ozone, the ozone that makes enters membrane contactor 7 through ozone output tube 5, the residual ozone of membrane contactor 7 air outlets derivation simultaneously enters through tail gas outlet pipe 4 and changes oxygen into after ozone tail gas transfer equipment 3 is handled, can import in the ozonizer 2 as source of the gas again, the consumption of conserve oxygen has been avoided secondary pollution simultaneously.
Working process of the present utility model is: ozonizer 2 is a feedstock production ozone with the oxygen from oxygen cylinder 1, the ozone that makes enters membrane contactor 7 through ozone output tube 5, and waste water enters membrane contactor 7 through inlet channel 6, ozone and waste water flow in the cross-flow mode in membrane contactor 7, realize that simultaneously ozone sees through the mass transfer of film to waste water.Ozone be delivered to waste water mutually after, can oxidation pollutent wherein, and realize the part " mineralising " of waste water.The waste water that is dissolved with ozone flows into ozone UV reactive device 8, and ultraviolet radiation can make dissolved ozone decompose and produce the stronger hydroxyl radical free radical of oxidisability, reaches complete " mineralising " of waste water, and processed waste water is through rising pipe 10 qualified discharges.The residual ozone that derives in the membrane contactor 7 changes oxygen into after handling through ozone tail gas transfer equipment 3 simultaneously, and the ozone tail gas transfer equipment is equipped with a kind of device of solid catalyst in order to realize that catalysis ozone decomposes in being.Catalyzer is particulate state usually, is piled into the bed of certain altitude or thickness, and ozone gas is decomposed during by bed, and the oxygen after the decomposition imports in the ozonizer 2 as source of the gas again.
Claims (5)
1. the novel ozone UV-light is united wastewater treatment equipment, it is characterized in that: it includes membrane contactor, ozonizer, ozone and ultraviolet ray reactor, wherein, an end of membrane contactor is provided with water-in, air outlet, and the relative the other end of membrane contactor sets out the mouth of a river, inlet mouth; The water-in of membrane contactor links to each other with inlet channel, and inlet mouth links to each other with ozonizer by pipeline, and the water outlet of membrane contactor links to each other by the inlet of pipeline with the ozone and ultraviolet ray reactor, and the outlet of ozone and ultraviolet ray reactor is connected with outlet conduit.
2. novel ozone UV-light associating wastewater treatment equipment according to claim 1, it is characterized in that: described membrane contactor comprises membrane contactor housing and the built-in hollow-fibre membrane film silk of housing.
3. novel ozone UV-light associating wastewater treatment equipment according to claim 1, it is characterized in that: described membrane contactor comprises membrane contactor housing, back up pad, flat sheet membrane, and back up pad vertically is placed in the membrane contactor housing, flat sheet membrane is connected on the back up pad as interlayer.
4. novel ozone UV-light associating wastewater treatment equipment according to claim 1, it is characterized in that: described ozone and ultraviolet ray reactor comprises reactor shell and ultraviolet lamp, and ultraviolet lamp is arranged on the hollow housing.
5. novel ozone ultraviolet ray associating wastewater treatment equipment according to claim 1, it is characterized in that: described membrane contactor air outlet links to each other with ozonizer by the ozone tail gas transfer equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201935374U CN201296712Y (en) | 2008-12-08 | 2008-12-08 | Novel ozone ultraviolet combined wastewater disposal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201935374U CN201296712Y (en) | 2008-12-08 | 2008-12-08 | Novel ozone ultraviolet combined wastewater disposal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201296712Y true CN201296712Y (en) | 2009-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201935374U Expired - Fee Related CN201296712Y (en) | 2008-12-08 | 2008-12-08 | Novel ozone ultraviolet combined wastewater disposal device |
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| CN (1) | CN201296712Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420539A (en) * | 2012-05-24 | 2013-12-04 | 北京华晨吉光科技有限公司 | Integrated sewage treatment unit and method |
| CN105967318A (en) * | 2016-07-21 | 2016-09-28 | 上环保科技（杭州）有限公司 | Membrane contact oxidation device and method for advanced treatment of wastewater |
-
2008
- 2008-12-08 CN CNU2008201935374U patent/CN201296712Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420539A (en) * | 2012-05-24 | 2013-12-04 | 北京华晨吉光科技有限公司 | Integrated sewage treatment unit and method |
| CN105967318A (en) * | 2016-07-21 | 2016-09-28 | 上环保科技（杭州）有限公司 | Membrane contact oxidation device and method for advanced treatment of wastewater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20100108 |