CN207933190U - A kind of ozone oxidation air-floating apparatus - Google Patents
A kind of ozone oxidation air-floating apparatus Download PDFInfo
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- CN207933190U CN207933190U CN201820169288.9U CN201820169288U CN207933190U CN 207933190 U CN207933190 U CN 207933190U CN 201820169288 U CN201820169288 U CN 201820169288U CN 207933190 U CN207933190 U CN 207933190U
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- ozone oxidation
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Abstract
The utility model is related to a kind of ozone oxidation air-floating apparatus.It includes：PH is adjusted and cloth water assembly, ozone oxidation component, air supporting slagging-off component, ozone recycle component and overflow outlet component, and raw water is pH adjusted and cloth water assembly is adjusted to pH9.5 ~ 12；Overflow enters level-one ozone oxidation component, is sufficiently mixed in ozonation aerated area with ozone, recirculation water is recycled, into oxidation reaction zone, the sewage after stair oxidation enters secondary ozone oxidation module；Waste water enters air supporting slagging-off component after multistage ozone oxidation, and for dross by scraping slag separation and collecting, processing water passes through row outside overflow outlet component.Surplus ozone recycles component to inject raw water water distribution area through gas-liquid separation, collection, and by ozone, realizes that ozone fully recycles.The device can be used for the pretreatment of high concentration oil-containing organic wastewater, can effectively reduce part COD and ammonia nitrogen, improve B/C, and effectively remove scum.
Description
Technical field
The utility model belongs to water treatment field, and in particular to a kind of easy to foaming for high concentration oil-containing organic wastewater etc.
The pretreated ozone oxidation air-floating apparatus of organic wastewater with difficult degradation thereby.
Background technology
High concentration organic wastewater containing oils, organic matter, the biodegradability for usually containing a large amount of difficult for biological degradation are low or even right
Biochemical treatment bacterium, which has, inhibits toxicity, for the processing of the stability, biodegradable efficiency and facility of raising biochemical treatment facility
Ability needs to increase effective pretreatment facility before biochemical treatment.
Currently, the contamination of oil removal, colloid form is mainly removed by coagulating sedimentation, air supporting, filtering etc. both at home and abroad；
Organic wastewater with difficult degradation thereby biodegradability is improved using chemical oxidation, common chemical oxidation techniques have Fenton and Fenton-like work
Skill, iron-carbon micro-electrolysis, ozone oxidation etc..
The organic wastewater that coking wastewater is made of distilled ammonia wastewater, change production waste water, gas final cold waste water etc..In waste water
COD contents are up to 3000 ~ 5000 mg/L, wherein containing oxybenzene compound, benzene homologues, pyridine, indoles, naphthalene heterocyclic compound, ammonia
Nitrogen, oils, pH 8.5 ~ 9.5 etc.；Biochemical treatment generally use A O, A A O, O A O, A A O the techniques such as O.Fenton, iron
Carbon micro-electrolysis is required to acid condition, and ozone oxidation is under the alkaline condition of pH10 ~ 11, and larger molecular organics have preferable
Degradation effect.
The ozone oxidation reactions such as ozone oxidation tower device does not adapt to the characteristics of easy aerogenesis of coking wastewater steeps currently on the market, and
Existing airfloat equipment can neither meet the needs of ozone oxidation, can not adapt to the characteristics of easy aerogenesis of coking wastewater steeps.
Utility model content
The purpose of this utility model is to provide a kind of applicable organic concentrations, and high, the highly concentrated organic wastewater of oils is located in advance
The ozone oxidation air-floating apparatus of reason, is particularly suitable for the pretreatment of coking wastewater, and can synchronize oil removal, COD and raising can
Biochemical.
The technical solution of the utility model is：
A kind of ozone oxidation air-floating apparatus, including pH adjust and cloth water assembly, ozone oxidation component, air supporting slagging-off component and
Ozone recycles component；PH is adjusted and cloth water assembly, ozone oxidation component, air supporting slagging-off component and ozone recycle component successively
Connection, being integrally formed equipment.
Further, pH is adjusted and cloth water assembly includes lye tank, blender and pH regulating tanks, lye tank bottom and pH tune
Save slot connection, blender be set in lye tank, lye upper box part connects water inlet pipe and alkali liquor pipe, pH regulating tanks by overflow launder with
Water-distributing device is connected to, and pH meter is connected with water distribution area and alkali liquor pipe regulating valve respectively.
Further, ozone oxidation component, including ozone delivery pipe and ozone distribution device, ozone delivery pipe connect one
Or more than two ozone distribution devices, form ozone gas distribution area and oxidation reaction zone, ozone gas distribution area and oxidation reaction zone it
Between hydraulic barrier is set.
Further, ozone distribution device uses titanium matter, ozone delivery pipe to use 304 stainless steels or PVC-U materials
Matter.
Further, air supporting slagging-off component, including air flotation zone, slag-scraper and dross collecting tank, the setting of air flotation zone top
Slag-scraper, slag-scraper connect flow apron and dross collecting tank, and the water conservancy diversion for the liquid that flow apron is used to detach with slag floats
Slag collecting tank is used to collect the slag of separation, and dross collects trench bottom and connects scum pipe.
Further, the stroke of slag-scraper is consistent with air supporting section length, 200 ~ 600 mm of hem width degree on dross collecting tank,
It collects groove depth and is not more than 500 mm, slot bottom uses semicircular arc, matches screw conveyor.
Further, ozone recycles component, including gas-slag separation device, water sprayer and return of waste water pump, water sprayer two
End is separately connected the gas-slag separation device above dross collecting tank and stretches to the return of waste water pump of air flotation zone by conduit, from
And the extra ozone come out from gas-slag separation device can be refilled water distribution area by water sprayer with waste water and handled, it gives up
Water regurgitant volume is the 20% ~ 50% for the treatment of capacity.
Further, further include overflow outlet component, overflow outlet component recycles component connect with ozone comprising clearly
Water overflow baffle and effluent trough.
Further, apparatus body uses carbon steel inner lining glass fiber reinforced plastic anti-corrosion, using cover plate for sealing.
Waste water is pre-processed using above equipment, is included the following steps：
）Superfluous ozone recycles component to realize gas-slag separation, collects through ozone, and passes through water sprayer and reflow treatment water
Uniform mixed injection water distribution area.
Further, ozone is aerated using air-source or source of oxygen by ozonation aerated head from ozone generator.
Further, step（1）In, 15 ~ 30 DEG C of inflow temperature, the ozonation aerated amount 2.5 ~ 5 in ozone oxidation component
kgO3/ kgCOD, pH 9.5 ~ 12.
The beneficial effects of the utility model are：
The utility model overcomes the deficiency of ozone-oxidizing device and air-floating apparatus, is suitable for the processing of waste water, especially suitable
For the pretreatment of coking wastewater, oil removal, COD can be synchronized and improve biodegradability, treatment effect is very good, and utilization is smelly
Oxygen realizes that the degradation efficiency 20% ~ 50% of organic matter, B/C are improved by 0.09 to 0.3 ~ 0.5；It is real by ozone oxidation demulsification and air supporting
Existing 80% or more SS removal rates, 90% or more oils removal rate.The device of the utility model, which can significantly improve oil-containing high concentration, to be had
The pretreating effect of machine waste water, and significantly reduce the reagent consumptions such as coagulant；It can be used for containing low-concentration organic
The advanced treating of tail water, effectively degrade COD and coloration.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model, in figure, 1, pH is adjusted and cloth water assembly, wherein 101, water inlet pipe,
102, blender, 103, alkali liquor pipe, 104, pH meter, 105, water-distributing device；2, ozone oxidation component, wherein 201, ozone conveys
Pipe, 202, ozone distribution device, 203, hydraulic barrier；3, ozone recycles component 3,301, gas-slag separation device, and 302, water-jet
Device, 303, return of waste water pump；4, air supporting removes the gred component, wherein 401, air flotation zone, 402 flow aprons, 403, slag-scraper, 404,
Dross collecting tank, 405, scum pipe；5, overflow outlet component, wherein 501, clean water overflow baffle, 502, effluent trough.
Specific implementation mode
The utility model is described in further details in the following with reference to the drawings and specific embodiments, but the utility model is not
It is limited to this.
As shown in Figure 1, the utility model includes pH adjustings and cloth water assembly 1, ozone oxidation component 2, air supporting slagging-off component 4
Component 3 and overflow outlet component 5 are recycled with ozone, pH is adjusted and cloth water assembly 1, ozone oxidation component 2, air supporting slagging-off component
4, ozone recycles component 3 and overflow outlet component 5 to be sequentially connected, with apparatus body being integrally formed equipment；PH is adjusted and cloth
Water assembly 1 includes lye tank, blender 102 and pH regulating tanks, and lye tank bottom is connected to pH regulating tanks, is arranged in lye tank and stirs
Device 102 is mixed, lye upper box part connection water inlet pipe 101 and alkali liquor pipe 103, pH regulating tanks are connected by overflow launder with water-distributing device,
PH meter 104 is connected with water distribution area and alkali liquor pipe regulating valve respectively；Ozone oxidation component 2 includes ozone delivery pipe 201 and ozone cloth
Device of air 202, ozone delivery pipe 201 connect one or more ozone distribution device 202, form ozone gas distribution area and oxygen
Change reaction zone, hydraulic barrier 203 is set between ozone gas distribution area and oxidation reaction zone；Air supporting slagging-off component 4 includes air flotation zone
401, slag-scraper 403 is arranged in slag-scraper 403 and dross collecting tank 404,401 top of air flotation zone, and the connection of slag-scraper 403 is led
Baffle 402 and dross collecting tank 404, the water conservancy diversion for the liquid that flow apron 402 is used to detach with slag are flowed, dross collecting tank 404 is used
In the slag for collecting separation, 404 bottom of dross collecting tank connects scum pipe 405；It includes gas-slag separation device that ozone, which recycles component 3,
301, water sprayer 302 and return of waste water pump 303,302 both ends of water sprayer are separately connected the gas slag above dross collecting tank 404
Separator 301 and the return of waste water pump 303 that air flotation zone 401 is stretched to by conduit, so as to go out from gas-slag separation device
The extra ozone come refills water distribution area by water sprayer 302 with waste water and is handled；Overflow outlet component 5 overflows including clear water
Flow baffle 501 and effluent trough 502.
It is the embodiment displaying that specific waste water is handled with the equipment of the utility model below.
Embodiment 1
Certain distilled ammonia wastewater --- oil-containing organic wastewater ozone oxidation air-floating apparatus.
Distilled ammonia wastewater CODcr 3250~4600 mg/L、BOD5 165~545 mg/L、NH360 ~ 350 mg/L of-N, oil
40 ~ 80 mg/L of class, 300 ~ 800 mg/L, pH 8.5 ~ 9.7 of phenols, 15 ~ 30 DEG C of temperature.
The processing of distilled ammonia wastewater in the apparatus, includes the following steps：
（1）It steams waste water and enters this pretreatment unit after heavy oil oil separator oil removing, pH to 9.5 ~ 12 is adjusted through alkali；
（2）It adjusts the distilled ammonia wastewater after pH and ozone oxidation reaction area is entered by water-distributing device, long-chain olefin in waste water,
The organic matters such as polycyclic aromatic hydrocarbon, Partial digestion drops in the OH indirect oxidations generated by ozone direct oxidation and ozone decomposed becomes acyl
The demulsification that is organic while realizing oils of the easily biological-degradables such as chlorine class, ketone, aldehydes, acids, part mineralising are inorganic matter.
（3）After distilled ammonia wastewater is oxidized, oils and in the form of SS, colloid etc. existing for organic matter pass through bubble in air flotation zone
Entrainment, which is realized, is separated by solid-liquid separation and removes partial organic substances, and dross is detached by slag-scraper, collected；
（4）Superfluous ozone is collected through gas-slag separation device, and passes through water sprayer and the uniform mixed injection of reflow treatment water
Water distribution area, reflux waste water are mixed into ozone oxidation component with the raw water after adjusting pH.
Gained pre-processes the index being discharged：CODcr 2540~3980 mg/L、BOD5 725~5160 mg/L 、NH3- N
40 ~ 250 mg/L, 2 ~ 5 mg/L of oils, 3 ~ 10 mg/L, pH 7.5 ~ 9.7 of phenols, 25 ~ 30 DEG C of temperature.
Each item data before comparison processing, it is known that the processing method of the utility model is to oil-containing organic wastewater pretreating effect
Well.
Claims (9)
1. a kind of ozone oxidation air-floating apparatus, which is characterized in that including pH adjustings and cloth water assembly, ozone oxidation component, air supporting
Remove the gred component and ozone recycling component；PH is adjusted and cloth water assembly, ozone oxidation component, air supporting slagging-off component and ozone are sharp again
It is sequentially connected with component, with apparatus body being integrally formed equipment.
2. ozone oxidation air-floating apparatus according to claim 1, which is characterized in that pH is adjusted and cloth water assembly includes lye
Case, blender and pH regulating tanks, lye tank bottom are connected to pH regulating tanks, and blender is arranged in lye tank, and lye upper box part connects
Tap into water pipe and alkali liquor pipe, pH regulating tanks are connected to by overflow launder with water-distributing device, pH meter respectively with water distribution area and alkali liquor pipe tune
Valve is saved to be connected.
3. ozone oxidation air-floating apparatus according to claim 1, which is characterized in that ozone oxidation component, including ozone are defeated
It send pipe and ozone distribution device, ozone delivery pipe to connect one or more ozone distribution device, forms ozone gas distribution area
With oxidation reaction zone, hydraulic barrier is set between ozone gas distribution area and oxidation reaction zone.
4. ozone oxidation air-floating apparatus according to claim 1, which is characterized in that air supporting slagging-off component, including air flotation zone,
Slag-scraper is arranged in slag-scraper and dross collecting tank, air flotation zone top, and slag-scraper connects flow apron and dross collecting tank,
The water conservancy diversion for the liquid that flow apron is used to detach with slag, dross collecting tank are used to collect the slag of separation, and dross is collected trench bottom and connected
Connect scum pipe.
5. ozone oxidation air-floating apparatus according to claim 4, which is characterized in that the stroke of slag-scraper and the air supporting head of district
Degree is consistent, 200 ~ 600 mm of hem width degree on dross collecting tank, collects groove depth and is not more than 500 mm, and slot bottom uses semicircular arc,
With screw conveyor.
6. ozone oxidation air-floating apparatus according to claim 1, which is characterized in that ozone recycles component, including gas slag
Separator, water sprayer and return of waste water pump, water sprayer both ends are separately connected the dress of the gas-slag separation above dross collecting tank
The return of waste water set and stretch to air flotation zone by conduit pumps, and so as to the extra ozone that will be come out from gas-slag separation device and gives up
Water refills water distribution area by water sprayer and is handled.
7. ozone oxidation air-floating apparatus according to claim 1, which is characterized in that further include overflow outlet component, overflow
Outlet component recycles component to connect with ozone comprising clean water overflow baffle and effluent trough.
8. ozone oxidation air-floating apparatus according to claim 3, which is characterized in that ozone distribution device uses titanium matter,
Ozone delivery pipe uses 304 stainless steels or PVC-U materials.
9. ozone oxidation air-floating apparatus according to claim 1, which is characterized in that apparatus body uses carbon steel glass inner-lining
Steel anti-corrosion, using cover plate for sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820169288.9U CN207933190U (en) | 2018-01-31 | 2018-01-31 | A kind of ozone oxidation air-floating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820169288.9U CN207933190U (en) | 2018-01-31 | 2018-01-31 | A kind of ozone oxidation air-floating apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207933190U true CN207933190U (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820169288.9U Active CN207933190U (en) | 2018-01-31 | 2018-01-31 | A kind of ozone oxidation air-floating apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912251A (en) * | 2021-12-14 | 2022-01-11 | 杰瑞环境工程技术有限公司 | Treatment process of high-concentration degradation-resistant pickling wastewater |
| CN114620855A (en) * | 2021-12-24 | 2022-06-14 | 上海相出净流环保科技开发有限公司 | Advanced oxidation coupling reactor applied to coal chemical industry wastewater physicochemical section |
-
2018
- 2018-01-31 CN CN201820169288.9U patent/CN207933190U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912251A (en) * | 2021-12-14 | 2022-01-11 | 杰瑞环境工程技术有限公司 | Treatment process of high-concentration degradation-resistant pickling wastewater |
| CN114620855A (en) * | 2021-12-24 | 2022-06-14 | 上海相出净流环保科技开发有限公司 | Advanced oxidation coupling reactor applied to coal chemical industry wastewater physicochemical section |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Ozone oxidation air supporting device Effective date of registration: 20190428 Granted publication date: 20181002 Pledgee: Bank of Changsha Limited by Share Ltd science and Technology Branch Pledgor: HUNAN PING'AN ENVIRONMENT PROTECTION CO., LTD. Registration number: 2019430000035 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200511 Granted publication date: 20181002 Pledgee: Bank of Changsha Limited by Share Ltd science and Technology Branch Pledgor: HUNAN PINGAN ENVIRONMENTAL PROTECTION Co.,Ltd. Registration number: 2019430000035 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Ozone oxidation air supporting device Effective date of registration: 20200512 Granted publication date: 20181002 Pledgee: Bank of Changsha Limited by Share Ltd science and Technology Branch Pledgor: HUNAN PINGAN ENVIRONMENTAL PROTECTION Co.,Ltd. Registration number: Y2020980002132 |