CN206538322U - A kind of device of coking wastewater deep treatment - Google Patents
A kind of device of coking wastewater deep treatment Download PDFInfo
- Publication number
- CN206538322U CN206538322U CN201720264406.XU CN201720264406U CN206538322U CN 206538322 U CN206538322 U CN 206538322U CN 201720264406 U CN201720264406 U CN 201720264406U CN 206538322 U CN206538322 U CN 206538322U
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- reaction tower
- order reaction
- ozone
- egr
- water inlet
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Abstract
The utility model provides a kind of device of coking wastewater deep treatment, belongs to coking wastewater deep treatment technical field.Ozone generator is connected with first order reaction tower, second order reaction tower respectively, and EGR is connected with second order reaction tower；The device of described coking wastewater deep treatment is divided into gas circuit and water route two parts；Gas circuit：Ozone air inlet pipe one end connects ozone generator, and other end connection aeration plate, aeration plate is arranged in first order reaction tower and second order reaction tower bottom；Water route：Waste water flows from top to bottom in first order reaction tower through spray equipment, the delivery port of first order reaction tower bottom is connected with the water inlet of second order reaction tower bottom by overflow pipe, second order reaction tower top is provided with circulating water outlet and wastewater outlet, the water inlet connection of circulating water outlet and EGR.The device is easy to fabrication and installation, be able to can be easy to combine with other water treatment facilities with modularized production and application, has complementary advantages, and overall operation expense is relatively low, is adapted to the industrial applications of certain scale.
Description
Technical field
The utility model belongs to coking wastewater deep treatment technical field, and in particular to a kind of coking wastewater deep treatment
Device.
Background technology
Coking chemical waste water is a kind of typical organic wastewater with difficult degradation thereby, and the progress of coking wastewater deep treatment is very in recent years
It hurry up, method is also a lot, but it is most of also in laboratory or pilot scale stage.The absorption method of industrial applications, film divide at present
All exist that operating cost is high, treatment effect is not good, produce secondary pollution and dangerous waste from processes such as, Fenton oxidations
The problems such as thing.
Utility model content
To overcome the shortcomings of existing advanced treatment process of coking waste water, the utility model provides a kind of new ozone catalytic oxygen
Change reaction unit, realize the advanced treating to the coking chemical waste water after preprocessed and biochemical treatment.It is anti-in catalytic ozonation
On the basis of answering device, BAF (BAF) technique of arranging in pairs or groups, can synchronously realize degraded to CODcr, removing colourity,
Reduce the effect of ammonia nitrogen.This kind of catalytic ozonation reaction unit can both ensure good treatment effect, can maintain again compared with
Low operating cost, is nearly free from secondary pollution and danger wastes, moreover it is possible to easily used with other process integrations.
The technical solution of the utility model：
A kind of device of coking wastewater deep treatment, including it is ozone generator 1, first order reaction tower 2, second order reaction tower 3, smelly
Oxygen destructor 4, EGR 5 and spray equipment 9；Ozone generator 1 is connected with first order reaction tower 2, second order reaction tower 3 respectively,
EGR 5 is connected with second order reaction tower 3；The device of described coking wastewater deep treatment is divided into gas circuit and water route two parts：
Gas circuit：The one end of ozone air inlet pipe 7 connects ozone generator 1, and other end connection aeration plate, aeration plate is arranged in one-level
Reaction tower 2 and the bottom of second order reaction tower 3, ozone flow to tower top from first order reaction tower 2 and the bottom of towe of second order reaction tower 3；One-level is anti-
The one end of the gas outlet at tower 2 and the top of second order reaction tower 3 with ozone tail gas pipe 8 is answered to be connected, the other end point of ozone tail gas pipe 8
For two-way, ozone breaker 4 is connected all the way, and ozone tail gas is destroyed discharge, another road and EGR in ozone breaker 4
5 air intake connection, ozone tail gas enters EGR 5；
Water route：The top of first order reaction tower 2 is provided with waste water inlet, and waste water inlet connects spray equipment 9 by pipeline, and waste water exists
Flowed from top to bottom through spray equipment 9 in first order reaction tower 2, liquid flow direction and gas flow direction in first order reaction tower 2
Conversely；The bottom of first order reaction tower 2 is provided with delivery port, and delivery port and the water inlet of the bottom of second order reaction tower 3 pass through overflow pipe 11
It is connected, the radial direction of overflow pipe 11 is located at the top of aeration plate；The top of second order reaction tower 3 is provided with circulating water outlet and waste water
Outlet 10, circulating water outlet is connected with the water inlet of EGR 5, the bottom of delivery port connection second order reaction tower 3 of EGR 5
Circulation water inlet, recirculated water and ozone tail gas in EGR 5 are mixed into second order reaction tower 3, second order reaction tower 3 again
Interior liquid flow direction is identical with gas flow direction.
The beneficial effects of the utility model：
(1) this device for catalyzing and oxidating ozone is in the advanced treating of coking chemical waste water, can while CODcr is degraded,
The purpose sterilize, eliminate the unusual smell, decolourizing synchronously is realized, it is more relatively reliable than other processes efficient.
(2) process of this kind of coking wastewater deep treatment overcome conventional Fenton oxidation method sludge output greatly lack
Fall into, during be nearly free from secondary pollution and danger wastes.
(3) this device utilizes the principle of catalytic ozonation, loose to flow condition, versatility is stronger.Therefore not only
Suitable for the advanced treating of coking chemical waste water, in the advanced treating that can also be generalized to other types waste water, application prospect is extensive.
(4) this kind of device is easy to fabrication and installation, be able to can be easy to and other water treatment technology groups with modularized production and application
Close, have complementary advantages, overall operation expense is relatively low, be adapted to the industrial applications of certain scale.
Brief description of the drawings
Fig. 1 is the process flow diagram of catalytic ozonation tower.
In figure：1 ozone generator；2 first order reaction towers；3 second order reaction towers；4 ozone breakers；
5 EGRs；6 ceramic load fillers；7 ozone air inlet pipe；8 ozone tail gas pipes；9 spray equipments；
10 wastewater outlets；11 overflow pipes.
Embodiment
Below in conjunction with accompanying drawing and technical scheme, embodiment of the present utility model is further illustrated.
Embodiment
A kind of device of coking wastewater deep treatment, including it is ozone generator 1, first order reaction tower 2, second order reaction tower 3, smelly
Oxygen destructor 4, EGR 5 and spray equipment 9；Ozone generator 1 is connected with first order reaction tower 2, second order reaction tower 3 respectively,
EGR 5 is connected with second order reaction tower 3；The device of described coking wastewater deep treatment is divided into gas circuit and water route two parts：
Gas circuit：The one end of ozone air inlet pipe 7 connects ozone generator 1, and other end connection aeration plate, aeration plate is arranged in one-level
Reaction tower 2 and the bottom of second order reaction tower 3, ozone flow to tower top from first order reaction tower 2 and the bottom of towe of second order reaction tower 3；One-level is anti-
The one end of the gas outlet at tower 2 and the top of second order reaction tower 3 with ozone tail gas pipe 8 is answered to be connected, the other end point of ozone tail gas pipe 8
For two-way, ozone breaker 4 is connected all the way, and ozone tail gas is destroyed discharge, another road and EGR in ozone breaker 4
5 air intake connection, ozone tail gas enters EGR 5；
Water route：The top of first order reaction tower 2 is provided with waste water inlet, and waste water inlet connects spray equipment 9 by pipeline, and waste water exists
Flowed from top to bottom through spray equipment 9 in first order reaction tower 2, liquid flow direction and gas flow direction in first order reaction tower 2
Conversely；The bottom of first order reaction tower 2 is provided with delivery port, and delivery port and the water inlet of the bottom of second order reaction tower 3 pass through overflow pipe 11
It is connected, the radial direction of overflow pipe 11 is located at the top of aeration plate；The top of second order reaction tower 3 is provided with circulating water outlet and waste water
Outlet 10, circulating water outlet is connected with the water inlet of EGR 5, the bottom of delivery port connection second order reaction tower 3 of EGR 5
Circulation water inlet, recirculated water and ozone tail gas in EGR 5 are mixed into second order reaction tower 3, second order reaction tower 3 again
Interior liquid flow direction is identical with gas flow direction.
Claims (1)
1. a kind of device of coking wastewater deep treatment, it is characterised in that the device of described coking wastewater deep treatment includes
Ozone generator (1), first order reaction tower (2), second order reaction tower (3), ozone breaker (4), EGR (5) and spray equipment
(9)；Ozone generator (1) is connected with first order reaction tower (2), second order reaction tower (3) respectively, EGR (5) and second order reaction
Tower (3) is connected；The device of described coking wastewater deep treatment is divided into gas circuit and water route two parts：
Gas circuit：Ozone air inlet pipe (7) one end connection ozone generator (1), other end connection aeration plate, aeration plate is arranged in one-level
Reaction tower (2) and second order reaction tower (3) bottom, ozone flow to tower from first order reaction tower (2) and second order reaction tower (3) bottom of towe
Top；The one end of gas outlet with ozone tail gas pipe (8) at the top of first order reaction tower (2) and second order reaction tower (3) is connected, ozone tail
The other end of tracheae (8) is divided into two-way, and ozone breaker (4) is connected all the way, and ozone tail gas is destroyed in ozone breaker (4)
Discharge, another road is connected with the air intake of EGR (5), and ozone tail gas enters EGR (5)；
Water route：First order reaction tower (2) top is provided with waste water inlet, and waste water inlet connects spray equipment (9) by pipeline, and waste water exists
Flowed from top to bottom through spray equipment (9) in first order reaction tower (2), first order reaction tower (2) interior liquid flow direction and gas stream
It is dynamic in opposite direction；First order reaction tower (2) bottom is provided with delivery port, and delivery port and the water inlet of second order reaction tower (3) bottom pass through
Overflow pipe (11) is connected, and the radial direction of overflow pipe (11) is located at the top of aeration plate；Second order reaction tower (3) top is provided with
Circulating water outlet and wastewater outlet (10), circulating water outlet is connected with the water inlet of EGR (5), and EGR (5) go out
The recirculated water and ozone tail gas that the mouth of a river is connected in the circulation water inlet of second order reaction tower (3) bottom, EGR (5) are mixed again
Into second order reaction tower (3), the liquid flow direction in second order reaction tower (3) is identical with gas flow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720264406.XU CN206538322U (en) | 2017-03-17 | 2017-03-17 | A kind of device of coking wastewater deep treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720264406.XU CN206538322U (en) | 2017-03-17 | 2017-03-17 | A kind of device of coking wastewater deep treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206538322U true CN206538322U (en) | 2017-10-03 |
Family
ID=59942975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720264406.XU Expired - Fee Related CN206538322U (en) | 2017-03-17 | 2017-03-17 | A kind of device of coking wastewater deep treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206538322U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108408976A (en) * | 2018-04-09 | 2018-08-17 | 北京天地人环保科技有限公司 | A kind of organic wastewater catalytic ozonation processing system and method |
| CN110683630A (en) * | 2019-10-31 | 2020-01-14 | 四川恩特普环保科技有限公司 | High COD wastewater treatment system and method |
| WO2021128723A1 (en) * | 2019-12-23 | 2021-07-01 | 南京延长反应技术研究院有限公司 | System and method for treating acrylic acid and ester waste water thereof |
-
2017
- 2017-03-17 CN CN201720264406.XU patent/CN206538322U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108408976A (en) * | 2018-04-09 | 2018-08-17 | 北京天地人环保科技有限公司 | A kind of organic wastewater catalytic ozonation processing system and method |
| CN110683630A (en) * | 2019-10-31 | 2020-01-14 | 四川恩特普环保科技有限公司 | High COD wastewater treatment system and method |
| WO2021128723A1 (en) * | 2019-12-23 | 2021-07-01 | 南京延长反应技术研究院有限公司 | System and method for treating acrylic acid and ester waste water thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20200317 |