CN201694885U - Ozone catalytic oxidation and scrubbing device and water treatment system - Google Patents
Ozone catalytic oxidation and scrubbing device and water treatment system Download PDFInfo
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- CN201694885U CN201694885U CN2010202981216U CN201020298121U CN201694885U CN 201694885 U CN201694885 U CN 201694885U CN 2010202981216 U CN2010202981216 U CN 2010202981216U CN 201020298121 U CN201020298121 U CN 201020298121U CN 201694885 U CN201694885 U CN 201694885U
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- decontamination apparatus
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- settling tank
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Abstract
The utility model relates to an ozone catalytic oxidation and scrubbing device comprising an ozone generator. The utility model is characterized in that the device is also provided with a water ejector for taking water to be treated in, an ozone catalytic oxidation reactor and a check valve which are connected by pipes, the volume of honeycomb ceramic catalyst loaded metallic oxide put in the reactor is 30 to 50% of the volume of the reactor, the outlet of the ozone generator is connected to the chemical filling port of the water ejector by the check valve, the water outlet of the water ejector is connected to the water inlet of the ozone catalytic oxidation reactor, and the ozone catalytic oxidation reactor is provided with a treated water outlet. The utility model also provides a sewage treatment system and a supply water treatment system which use the ozone catalytic oxidation and scrubbing device. The utility model has the advantages that various toxic, harmful and highly stable organics difficult to degrade in water can be effectively oxidized and degraded, water quality is obviously improved, environment protection is enhanced, people physical and psychological health is ensured, and high scrubbing efficiency can be realized by little investment. The utility model is suitable for large scale application.
Description
Technical field
The utility model relates to water-treatment technology field, relates in particular to the catalytic ozonation decontamination apparatus of high stability, hardly degraded organic substance in a kind of oxygenolysis water and uses the water treatment system of this device.
Background technology
China's water environment pollution is more serious, the organism that in sewage and feedwater, all has high stability, difficult degradation at present, and sewage and still adopt traditional conventional processing equipment to water treatment, existing Sewage treatment systems mainly comprises grid equalizing tank, settling tank, biochemical treatment equipment, quartz sand filtration device and activated charcoal filter, during processing, sewage is at first through grid equalizing tank regulating pondage, balanced water quality; Enter settling tank then, the suspended solid big to density in the sewage carries out precipitate and separate; Then enter biochemical treatment equipment, carry out biochemical treatment, reduce CODcr, BOD in the water
5, SS, ammonia nitrogen etc.; Again through the quartz sand filtration device hold back, sedimentation and absorption dirt reach the purpose of filtering and purifying; At last, by activated charcoal filter, the organism such as peculiar smell, colloid, pigment, heavy metal ion and CODcr in charcoal bed absorption removal water obtain water purification and discharge; Existing water treatment system is to continue to set up high performance membrane reactor and sterilizer on above-mentioned Sewage treatment systems basis again, and the high performance membrane reactor is used for removing fine suspension, colloid, the bacterium of water and strengthens effluent quality; Sterilizer is used for carrying out disinfection by ozone or dioxide peroxide etc. and kills the bacterium of water, obtains drinkable water.Yet, above-mentioned water treatment system just when handling micro-polluted water effect remarkable, for the water that contains organic pollutant, its DeGrain, particularly for carcinogenic, teratogenesis, mutagenesis and the internal secretion interferential organism of micro-high stability, difficult degradation, adopt existing common process and general chemistry oxidation and biological treatment to be difficult to its removal, sewage is scrubbing weighting ring environment pollution thoroughly, can not reach the drinking water standard serious threat and HUMAN HEALTH and feed water.Although attempt in the industry for a long time removing this class difficult degradation pollutent, but still fail to obtain effective result always by catalytic ozonation.Another defective that adopts conventional water treatment system is that the water of handling need stop the long period, and the total system equipment volume is bigger, and floor space is bigger, and working cost is higher.There are thousands of sewage and water treatment plant in the whole nation at present, all is faced with the problem of Organic pollutants, presses for the problem of seeking efficiently and economically to remove high stability, Persistent organic pollutants.
The utility model content
Main purpose of the present utility model is at the problems referred to above; the catalytic ozonation decontamination apparatus of high stability, hardly degraded organic substance in a kind of oxygenolysis water is provided and uses the water treatment system of this device; thereby effectively reduce the organic pollutant in sewage and the feedwater; strengthen environmental protection; improve water quality; ensure resident's physical and mental health, and realize high-effect low cost.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of catalytic ozonation decontamination apparatus, comprise ozonizer, it is characterized in that also being provided with the water sprayer of introducing pending water, catalytic ozonation retort and the check valve that interior dress volume accounts for the metal oxide supported ceramic honeycomb catalyst of retort volume 30-50%, and constitute through pipe connection, the delivery port of described ozonizer is connected to the dosing mouth of described water sprayer by check valve, the water sprayer water outlet is connected to described catalytic ozonation retort water-in, and the catalytic ozonation retort is provided with the treated water water outlet.
Described metal oxide supported ceramic honeycomb catalyst is a Mn-Cu-K load ceramic honeycomb catalyst.
Connect the branch road valve between the water-in of described water sprayer and the water outlet.
A kind of application rights requires the Sewage treatment systems of 1,2 or 3 described catalytic ozonation decontamination apparatus, comprise grid equalizing tank, settling tank, biochemical treatment equipment, quartz sand filtration device and activated charcoal filter, it is characterized in that between described settling tank and biochemical treatment equipment, setting up described catalytic ozonation decontamination apparatus, the input aperture of the ozonizer of catalytic ozonation decontamination apparatus is connected with the delivery port of described settling tank, and the treated water water outlet of its catalytic ozonation retort is connected to the water-in of described biochemical treatment equipment.
A kind of application rights requires the water treatment system of 1,2 or 3 described catalytic ozonation decontamination apparatus, comprise grid equalizing tank, settling tank, biochemical treatment equipment, quartz sand filtration device, activated charcoal filter, high performance membrane reactor and sterilizer, it is characterized in that between described settling tank and biochemical treatment equipment, setting up described catalytic ozonation decontamination apparatus, the input aperture of the ozonizer of catalytic ozonation decontamination apparatus is connected with the delivery port of described settling tank, and the treated water water outlet of its catalytic ozonation retort is connected to the water-in of described biochemical treatment equipment.
The beneficial effects of the utility model are: provide a kind of catalytic ozonation decontamination apparatus, comprise in sewage and the water treatment system in existing water treatment system, by setting up this device, adorn the catalytic ozonation retort of metal oxide supported ceramic honeycomb catalyst in the employing, under the effect of metal oxide supported ceramic honeycomb catalyst, the utilization ratio of ozone is improved, and promoted the ozone decomposition effectively.Simultaneously, organism is had stronger mineralization ability, compare with independent ozone oxidation scrubbing, the degradation rate of TOC improves, and the degradation capability of the TOC of small molecules acid oxalic acid is also obviously improved; Thereby realized that poisonous and harmful, high stability, hardly degraded organic substance in the water are carried out the efficient oxidation to be decomposed, improved water quality significantly, strengthen environmental protection ensures people's physical and mental health, can realize higher scrubbing usefulness than scalp; Be particularly useful for that industrial sewage is carried out advanced treatment and can make it be back to recirculated cooling water and boiler feed water, establish technical foundation, be suitable for large-scale promotion application for sewage zero-discharge.
Description of drawings
Fig. 1 is the structural representation of catalytic ozonation decontamination apparatus;
Fig. 2 is the Sewage treatment systems structural representation of using ozone catalyzed oxidation decontamination apparatus;
Fig. 3 is the concrete syndeton synoptic diagram of catalytic ozonation decontamination apparatus among Fig. 2;
Fig. 4 is the water treatment system structural representation of using ozone catalyzed oxidation decontamination apparatus.
Among the figure: 1 grid equalizing tank, 2 settling tanks, 3 device for catalyzing and oxidating ozone, 31 ozonizers, 32 check valves, 33 water sprayers, 34 branch road valves, 35 catalytic ozonation retort, 36 metal oxide supported ceramic honeycomb catalysts, 37 treated water water outlets, 38 retort water-ins, 4 biochemical treatment equipments, 5 quartz sand filtration devices, 6 activated charcoal filters, 7 high performance membrane reactors, 8 sterilizers.
Below in conjunction with drawings and Examples the utility model is described in detail.
Embodiment
Fig. 1 shows a kind of catalytic ozonation decontamination apparatus 3, comprise ozonizer 31, it is characterized in that also being provided with the water sprayer 33 of introducing pending water, interior dress volume accounts for the catalytic ozonation retort 35 and the check valve 32 of the metal oxide supported ceramic honeycomb catalyst 36 of retort volume 30-50%, and constitute through pipe connection, the delivery port of above-mentioned ozonizer 31 is connected to the dosing mouth of above-mentioned water sprayer 33 by check valve 32, water sprayer 33 water outlets are connected to catalytic ozonation retort water-in 38, and catalytic ozonation retort 35 is provided with treated water water outlet 37.In the present embodiment, above-mentioned metal oxide supported ceramic honeycomb catalyst adopts Mn-Cu-K load ceramic honeycomb catalyst, can use the long period to change after once packing into again.In water treatment procedure, when discharge greater than 1m
3During/h, between the water-in of water sprayer and water outlet, connect the processing power of branch road valve 34 with assurance device
Above-mentioned metal oxide supported ceramic honeycomb catalyst can be provided by stablize the country Science and Technology Ltd. and environmental engineering institute of Harbin Institute of Technology of Tianjin.Ozonizer is the commercially available prod, can be provided by Shandong optoelectronic device company limited of green nation, and unit type is determined according to required ozone amount and processing power, for example: for water quality surface water preferably, the ozone dosage selects 3mg/L, and 1 ton/h of processing power utilizes NPA3 type (3g/h) to get final product; Sewage such as the trade effluent ozone dosage relatively poor for water quality select 15mg/L, and 1 ton/h of processing power then can utilize NPA15 type (15g/h).Water sprayer is the commercially available prod, can be provided by the former science and trade of power difficult to understand center, Tianjin, and unit type is DN25.The volume of catalytic ozonation retort then determines that according to processing power as 1 ton/h of processing power, catalytic ozonation retort specification is D * H=300mm * 1800mm; 10 tons/h of processing power, catalytic ozonation retort specification is D * H=1200mm * 2800mm.
The working process of catalytic ozonation decontamination apparatus and principle
During work, the ozone that ozonizer 31 generates is connected to water sprayer 33 dosing mouths and mixes with pending water that water sprayer 33 water-ins are introduced through check valve 32, then, enter in the jar from the water-in 38 of water sprayer water outlet through catalytic ozonation retort 35, through the catalytic ozonation abatement processes under the effect of Mn-Cu-K load ceramic honeycomb catalyst, discharge from treated water water outlet 37.
Above-mentioned metal oxide supported ceramic honeycomb catalyst is to be the new catalyst of carrier by the oxide compound formation of metals such as load Ba, Ca, Zn, Ni, Mn, Cu, Fe, Sr, Ag, K, Cd with the ceramic honey comb, and the Mn-Cu-K load ceramic honeycomb catalyst that adopts in this example promptly is that the porous surface load Mn at ceramic honey comb, the oxide compound of Cu, K form.Because ceramic honey comb is cellular porous one-piece construction, have characteristics such as specific surface area is big, high strength, low bulk, diffusion length is short, pressure drop is little, in water treatment procedure, as catalyzer and absorption agent, with the organic pollutant enrichment in the water on the porous medium surface, make that organic pollutant significantly reduces in the water, the utilization ratio of ozone is significantly improved, and promoted the ozone decomposition effectively; Therefore, the high stability hardly degraded organic substance is had removal effect preferably, the degradation efficiency than independent ozone p-nitrophenyl improves under the same conditions.Simultaneously, the inorganic metal ion of lower concentration exists and more helps catalyzed reaction in the water in the ozone/comb ceramic catalyst system, metal ion was equivalent to homogeneous catalyst and played synergy this moment, ozone combines with metal oxide supported ceramic honeycomb catalyst also has stronger mineralization ability to organism, compare with independent ozone system, the degradation rate of TOC improves and the degradation capability of the TOC of small molecules acid oxalic acid is also obviously improved.With Mn-Cu-K load ceramic honey comb in this example is example, show after testing, can make the utilization ratio of ozone improve 26%, degradation efficiency than independent ozone p-nitrophenyl improves nearly 15% under the same conditions, it is nearly 19% that the degradation rate of TOC improves, and the degradation capability of the TOC of small molecules acid oxalic acid is also obviously improved.In addition, metal oxide supported ceramic honeycomb catalyst source is easy to get, prepares simply, production cost is low, easy to use and long service life, suitable large-scale promotion application.
Fig. 2 illustrates a kind of Sewage treatment systems of using above-mentioned catalytic ozonation decontamination apparatus 3, comprise conventional grid equalizing tank 1, settling tank 2, biochemical treatment equipment 4, quartz sand filtration device 5 and activated charcoal filter 6, it is characterized in that between above-mentioned settling tank 2 and biochemical treatment equipment 4, setting up above-mentioned device for catalyzing and oxidating ozone 3.Fig. 3 is the concrete syndeton synoptic diagram of catalytic ozonation decontamination apparatus in system; As shown in the figure, the input aperture of the ozonizer 31 of device for catalyzing and oxidating ozone 3 is connected with the delivery port of above-mentioned settling tank 2, and the treated water water outlet 37 of the catalytic ozonation retort of device for catalyzing and oxidating ozone 3 is connected to the water-in of above-mentioned biochemical treatment equipment 4.Sewage is up to standard after grid equalizing tank 1, settling tank 2, catalytic ozonation decontamination apparatus 3, biochemical treatment equipment 4, quartz sand filtration device 5 and activated charcoal filter 6 are handled to become water outlet up to standard, sewage in catalytic ozonation decontamination apparatus 3 treating processes and principle with embodiment 1.
Owing to set up the catalytic ozonation decontamination apparatus 3 that provides among the embodiment 1 between settling tank in conventional system and the biochemical treatment equipment, it can be with the organic pollutant oxygenolysis in the sewage, improve the biodegradability of waste water, and reduce the heavy burdens for subsequent technique equipment, shortened the residence time of sewage greatly, the volume of follow-up equipment is reduced greatly, reduce floor space, save running cost.
Fig. 4 illustrates a kind of water treatment system of using above-mentioned catalytic ozonation decontamination apparatus 3, comprise conventional grid equalizing tank 1, settling tank 2, biochemical treatment equipment 4, quartz sand filtration device 5, activated charcoal filter 6, high performance membrane reactor 7 and sterilizer 8, it is characterized in that between above-mentioned settling tank 2 and biochemical treatment equipment 4, setting up above-mentioned device for catalyzing and oxidating ozone 3, in the system the concrete connection of catalytic ozonation decontamination apparatus as shown in Figure 3, identical with embodiment 2.The input aperture of the ozonizer 31 of device for catalyzing and oxidating ozone 3 is connected with the delivery port of above-mentioned settling tank 2, and the treated water water outlet 37 of its catalytic ozonation retort 35 is connected to the water-in of above-mentioned biochemical treatment equipment 4.Source water becomes the resident with feedwater after grid equalizing tank 1, settling tank 2, catalytic ozonation decontamination apparatus 3, biochemical treatment equipment 4, quartz sand filtration device 5, activated charcoal filter 6, high performance membrane reactor 7 and sterilizer 8 are handled, source water in catalytic ozonation decontamination apparatus 3 treating processes and principle with embodiment 1.
Surface water as the town water supply water source, well water, river etc. since metal oxide supported ceramic honeycomb catalyst to the catalytic ozonation effect, effectively " persistence organic pollutant ", " endocrine disrupter " and organic pollutants such as " three cause thing " in the water of decomposition, reduce the mutagenesis activity of water, significantly improve the security of output water, ensure that feedwater reaches drinking water standard.
The above only is a preferred embodiment of the present utility model, is not shape material of the present utility model and structure are done any pro forma restriction.Every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1. catalytic ozonation decontamination apparatus, comprise ozonizer, it is characterized in that also being provided with the water sprayer of introducing pending water, catalytic ozonation retort and the check valve that interior dress volume accounts for the metal oxide supported ceramic honeycomb catalyst of retort volume 30-50%, and constitute through pipe connection, the delivery port of described ozonizer is connected to the dosing mouth of described water sprayer by check valve, the water sprayer water outlet is connected to described catalytic ozonation retort water-in, and the catalytic ozonation retort is provided with the treated water water outlet.
2. catalytic ozonation decontamination apparatus according to claim 1 is characterized in that described metal oxide supported ceramic honeycomb catalyst is a Mn-Cu-K load ceramic honeycomb catalyst.
3. catalytic ozonation decontamination apparatus according to claim 1 and 2 is characterized in that connecting between the water-in of described water sprayer and the water outlet branch road valve.
4. an application rights requires the Sewage treatment systems of 1,2 or 3 described catalytic ozonation decontamination apparatus, comprise grid equalizing tank, settling tank, biochemical treatment equipment, quartz sand filtration device and activated charcoal filter, it is characterized in that between described settling tank and biochemical treatment equipment, setting up described catalytic ozonation decontamination apparatus, the input aperture of the ozonizer of catalytic ozonation decontamination apparatus is connected with the delivery port of described settling tank, and the treated water water outlet of its catalytic ozonation retort is connected to the water-in of described biochemical treatment equipment.
5. an application rights requires 1, the water treatment system of 2 or 3 described catalytic ozonation decontamination apparatus, comprise the grid equalizing tank, settling tank, biochemical treatment equipment, the quartz sand filtration device, activated charcoal filter, high performance membrane reactor and sterilizer, it is characterized in that between described settling tank and biochemical treatment equipment, setting up described catalytic ozonation decontamination apparatus, the input aperture of the ozonizer of catalytic ozonation decontamination apparatus is connected with the delivery port of described settling tank, and the treated water water outlet of its catalytic ozonation retort is connected to the water-in of described biochemical treatment equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202981216U CN201694885U (en) | 2010-08-20 | 2010-08-20 | Ozone catalytic oxidation and scrubbing device and water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202981216U CN201694885U (en) | 2010-08-20 | 2010-08-20 | Ozone catalytic oxidation and scrubbing device and water treatment system |
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| CN201694885U true CN201694885U (en) | 2011-01-05 |
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| CN2010202981216U Expired - Fee Related CN201694885U (en) | 2010-08-20 | 2010-08-20 | Ozone catalytic oxidation and scrubbing device and water treatment system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104478065A (en) * | 2014-12-15 | 2015-04-01 | 浙江中凯瑞普环境工程股份有限公司 | Catalytic ozonation reactor for expanded bed and sewage treatment method of catalytic ozonation reactor |
| CN104773810A (en) * | 2015-04-27 | 2015-07-15 | 苏州清然环保科技有限公司 | Catalytic ozonation device |
| CN108483796A (en) * | 2018-03-02 | 2018-09-04 | 云南龙帜环境工程有限公司 | A kind of efficiently catalyzing and oxidizing sewage disposal system |
| CN108947097A (en) * | 2017-05-27 | 2018-12-07 | 宝山钢铁股份有限公司 | A kind for the treatment of method and apparatus of leveling precision waste water by ozone biochemistry coupling |
-
2010
- 2010-08-20 CN CN2010202981216U patent/CN201694885U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104478065A (en) * | 2014-12-15 | 2015-04-01 | 浙江中凯瑞普环境工程股份有限公司 | Catalytic ozonation reactor for expanded bed and sewage treatment method of catalytic ozonation reactor |
| CN104773810A (en) * | 2015-04-27 | 2015-07-15 | 苏州清然环保科技有限公司 | Catalytic ozonation device |
| CN108947097A (en) * | 2017-05-27 | 2018-12-07 | 宝山钢铁股份有限公司 | A kind for the treatment of method and apparatus of leveling precision waste water by ozone biochemistry coupling |
| CN108947097B (en) * | 2017-05-27 | 2021-10-22 | 宝山钢铁股份有限公司 | Ozone biochemical coupling treatment method and device for leveling liquid wastewater |
| CN108483796A (en) * | 2018-03-02 | 2018-09-04 | 云南龙帜环境工程有限公司 | A kind of efficiently catalyzing and oxidizing sewage disposal system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20150820 |
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| EXPY | Termination of patent right or utility model |