CN209721861U - A kind of processing system of amino benzene analog waste water - Google Patents
A kind of processing system of amino benzene analog waste water Download PDFInfo
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- CN209721861U CN209721861U CN201920146831.8U CN201920146831U CN209721861U CN 209721861 U CN209721861 U CN 209721861U CN 201920146831 U CN201920146831 U CN 201920146831U CN 209721861 U CN209721861 U CN 209721861U
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- 239000002351 wastewater Substances 0.000 title claims abstract description 41
- 125000002490 anilino group Chemical class [H]N(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 title claims 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000006243 chemical reaction Methods 0.000 claims abstract description 27
- 230000004308 accommodation Effects 0.000 claims abstract description 21
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000004062 sedimentation Methods 0.000 claims abstract description 18
- 238000005189 flocculation Methods 0.000 claims abstract description 14
- 230000016615 flocculation Effects 0.000 claims abstract description 14
- 238000005273 aeration Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 229910001018 Cast iron Inorganic materials 0.000 claims abstract description 6
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 5
- 239000006228 supernatant Substances 0.000 claims abstract description 5
- 239000002253 acid Substances 0.000 claims description 10
- 239000010802 sludge Substances 0.000 claims description 9
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 abstract description 20
- 150000001448 anilines Chemical class 0.000 abstract description 18
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 abstract description 12
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000002585 base Substances 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000010865 sewage Substances 0.000 description 5
- 229920002401 polyacrylamide Polymers 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000001603 reducing effect Effects 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010812 mixed waste Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Substances [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
A kind of processing system of amino benzene analog waste water, the processing system include: acid-base accommodation tank, and amino benzene analog waste water carries out acid-base accommodation in acid-base accommodation tank；Electro-Fenton reactor is connected with acid-base accommodation tank by water pump, and electrode is vertically arranged in parallel using multiple cast iron pole plates；Hydrogen peroxide aeration tank is connect with the water outlet of electro-Fenton reactor；Flocculation sedimentation tank is connected with the water outlet of hydrogen peroxide aeration tank, and supernatant flows through next process；A2O biological reaction pool is connected with the clear liquid water outlet on the settler of flocculation sedimentation tank；Secondary settling tank, with A2The water outlet of O biological reaction pool is connected；The triumphant gloomy electrocatalysis device of EP-, is connected with secondary clarifier effluent through water pump, and electrolysis is discharged direct outlet.Using the utility model treated waste water, for COD removal rate up to 97%, aniline removal rate 100%, COD, aniline, coloration, ammonia nitrogen are all satisfied qualified discharge, and low energy consumption does not have secondary pollution to environment.
Description
Technical field
The utility model relates to a kind of chemical wastewater treatment technical fields, more particularly to a kind of place of high amino benzene analog waste water
Manage system and method.
Background technique
Aniline is widely used in the neck such as dyestuff, medicine, chemical industry as a kind of important Organic Chemicals and chemical products
Domain, amino benzene analog waste water have the spies such as high organic content, structure is complicated, sour (alkali) property of waste water is strong, and difficult for biological degradation, toxicity are big
Point, therefore aniline has been put into " Chinese environmental priority pollutant list ", Chinese effluent strict control.And in recent years, medicine is changed
The continuous development of the industries such as work, phenyl amines medicament wilderness demand, therefore a large amount of amino benzene analog waste waters are generated, very big danger is caused to environment
Evil.
Utility model content
The purpose of the utility model is to provide processing systems and method that one kind efficiently removes high amino benzene analog waste water.
It is according to the present utility model in a first aspect, providing a kind of processing system (device) of amino benzene analog waste water, comprising:
Acid-base accommodation tank, amino benzene analog waste water carry out acid-base accommodation in acid-base accommodation tank, the automatic detection pH dress of installation in tank
It sets, can identify that adjust automatically adds soda acid amount due to water quality variation leads to soda acid variation；
Electro-Fenton reactor is connected with acid-base accommodation tank by water pump, and electrode is vertically set in parallel using multiple cast iron pole plates
It sets；
Hydrogen peroxide aeration tank is connect with the water outlet of electro-Fenton reactor；
Flocculation sedimentation tank is connected with the water outlet of hydrogen peroxide aeration tank, is provided with sedimentation tower and is separated by solid-liquid separation, on
Clear liquid flows through next process；
A2O biological reaction pool is connected with the clear liquid water outlet on the settler of flocculation sedimentation tank；
Secondary settling tank, with A2The water outlet of O biological reaction pool is connected, and secondary settling tank produces mud and is discharged into Treatment of Sludge workshop from bottom；
The triumphant gloomy electrocatalysis device of EP-, is connected with secondary clarifier effluent through water pump, and electrolysis is discharged direct outlet.
Under concrete condition, electro-Fenton reactor includes shell, and lower part of the housing is provided with empire cloth spiracular plate, and insulate qi-emitting hole
Water inlet and air inlet are set on plate lower case side wall, vertical parallel multiple cast iron poles are provided on empire cloth spiracular plate
The pole plate of plate, the left and right sides is separately connected the positive and negative anodes of power supply box.
Under preferable case, electro-Fenton reactor power supply box has the function of exchanging pole plate positive and negative anodes.
Under preferable case, secondary settling tank is round radical sedimentation basin, centre water inlet peripheral effluent.
Under preferable case, there is the triumphant gloomy electrocatalysis device of EP- sand to consider and film worry double filtration.
Second aspect according to the present utility model provides a kind of processing system processing waste water using above-mentioned amino benzene analog waste water
Method, comprising the following steps:
(1) amino benzene analog waste water carries out acid-base accommodation in acid-base accommodation tank, and the automatic detection pH device of installation, can identify in tank
Adjust automatically adds soda acid amount due to water quality variation leads to soda acid variation；
(2) waste water generates the Fe of strong reducing property by being powered through entering electro-Fenton reactor after acid-base accommodation tank2+, out
Water and hydrogen peroxide aeration reaction, aniline is completely removed, and can remove part ammonia nitrogen, improves Biodegradability of Wastewater；
(3) water outlet enters flocculation sedimentation tank after aeration reaction, adds liquid alkaline, polyacrylamide (PAM), carries out solid-liquid point
From supernatant flows through next process；
(4) flocculation sedimentation tank water outlet enters A2O biological reaction pool, the ammonia nitrogen in sewage is in A2It is carried out in O biological reaction pool
Nitrification, denitrification, finally with N2Form removes ammonia nitrogen substance in waste water, and can remove most of organic matter；
(5) through A2The water outlet of O biological reaction pool enters secondary settling tank, and supernatant flow to the triumphant gloomy electrocatalysis device of EP- through catch basin,
Sludge enters sludge dewatering computer room, dehydrating combustion processing with the sludge that flocculation sedimentation tank generates together.
(6) secondary clarifier effluent enters the triumphant gloomy electrocatalysis device of EP-, removes through sand filter and cartridge filter double filtration outstanding
Enter electrolysis bucket after floating object, generate the oxygen evolution potential close to diamond film electrode through anode, by the ammonia nitrogen, organic in sewage
Object completely removes, and outlet is discharged after reaction.
Wherein, electro-Fenton reactor is uniformly intake from bottom, and top overflow water outlet, bottom is evenly arranged solarization air cap, makes to give up
Water is uniformly mixed.
Wherein, electro-Fenton reactor pole plate spacing is 1cm, flow of inlet water 25m3/h。
Using the processing system and method for the amino benzene analog waste water of the utility model, aniline, COD, ammonia nitrogen, color can be efficiently removed
Degree etc., greatly reduces energy consumption and sludge output, without secondary pollution to environment, and water outlet meets sewage drainage standard.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of the processing system of amino benzene analog waste water according to the present utility model.
Fig. 2 is the electro-Fenton reaction schematic device in the utility model.
Fig. 3 is the triumphant gloomy electro-catalysis advanced treatment process flow chart of the EP- in the utility model.
Fig. 4 is the electrode barrel structure schematic diagram in the triumphant gloomy electrocatalysis device of the EP- in the utility model.
Fig. 5 is the electrode bucket right side view shown in Fig. 4.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Referring to Fig. 1, the processing system (device) of amino benzene analog waste water according to the present utility model includes acid-base accommodation tank 2, electricity
Fenton reactor 4, hydrogen peroxide aeration tank 5, flocculation sedimentation tank 6, A2The triumphant gloomy electro-catalysis of O biological reaction pool 8, secondary settling tank 10, EP-
Device 12.It is sequentially connected between each equipment by pipeline, wherein being connected with the first water pump 1 before acid-base accommodation tank 2, is used to
It inputs to be processed containing amino benzene analog waste water；The second water is connected on pipeline between acid-base accommodation tank 2 and electro-Fenton reactor 4
Pump 3；In flocculation sedimentation tank 6 and A2Third water pump 7 is connected on pipeline between O biological reaction pool 8；In A2O biological reaction pool 8
The 4th water pump 9 is connected on pipeline between secondary settling tank 10；Pipe between the triumphant gloomy electrocatalysis device 12 of secondary settling tank 10 and EP-
Road is connected with the 5th water pump 11.
Amino benzene analog waste water to be processed is entered in acid-base accommodation tank 2 by the first water pump, and hydrogenation water and acid or lye are in proportion
Mixing, makes its pH value meet electro-Fenton reaction requirement, and automatic detection pH device is arranged in acid-base accommodation tank 2, can identify because of water quality
Variation leads to pH variation and adjust automatically adds soda acid amount.
Waste water enters electro-Fenton reactor 4 through the second water pump 3 after acid-base accommodation tank 2.Referring to fig. 2, electro-Fenton reactor 4
Including shell 41,41 lower part of shell is provided with empire cloth spiracular plate 42, be arranged on 42 lower case side wall of empire cloth spiracular plate into
The mouth of a river 45 and air inlet 46 are provided with vertical parallel multiple cast iron pole plates 43, electricity shown in figure on empire cloth spiracular plate 42
Fenton is made of 13 pieces of pole plates (i.e. 12 Duis), and pole plate spacing is 1cm.The pole plate 43 of the left and right sides is separately connected the positive and negative of power supply box
Pole generates the Fe of strong reducing property by being powered2+, the power supply box of electro-Fenton reactor 4 have the function of exchange pole plate positive and negative anodes, In
The positive and negative anodes that pole plate can be exchanged in reaction process with separated in time, avoid the molten iron of pole plate single side, the mistake for causing pole plate to use
Degree waste.In addition, increasing plastic dam 44 above every piece of pole plate, height 20cm is highly substantially flush with water outlet 47, thus
Two sides pole plate can be prevented directly to be connected to and reduce reaction efficiency.Electro-Fenton reactor 4 is uniformly intake from bottom, and top overflow goes out
Water, bottom are evenly arranged solarization air cap, are uniformly mixed waste water.4 water outlet of electro-Fenton reactor, 47 top increases body height, keeps away
Exempt from the foam that molten iron aeration phase generates largely to overflow.The flow of inlet water of electro-Fenton reactor 4 is preferably 25m3/h。
The waste water gone out from 4 top overflow of electro-Fenton reactor enters hydrogen peroxide aeration tank 5, with the H added2O2In hydrogen peroxide
It is reacted in aeration tank 5, aniline is completely removed, part ammonia nitrogen can be removed, improve Biodegradability of Wastewater.
Water outlet enters flocculation sedimentation tank 6 behind aeration reaction pond 5, is 11 or so by the way that liquid alkaline is added to adjust pH value, makes
Fe2+、Fe3+Precipitating is generated, and settling agent polyacrylamide (PAM) is added to make to precipitate rapid precipitation.
The water outlet of flocculation sedimentation tank 6 enters A through third water pump 72O biological reaction pool 8, the ammonia nitrogen in sewage is in A2O biological respinse
It is nitrified in pond 8, denitrification, finally with N2Form removes ammonia nitrogen substance in waste water, and can remove most of organic matter.
Through A2The water outlet of O biological reaction pool 8 enters secondary settling tank 10 through the 4th water pump 9, and secondary settling tank 10 is round radial-flow type sedimentation
Pond, centre water inlet peripheral effluent.Supernatant flow to the triumphant gloomy electrocatalysis device 12 of EP- through catch basin, and sludge is produced with flocculation sedimentation tank 6
Raw sludge enters sludge dewatering computer room, dehydrating combustion processing together.
The water outlet of secondary settling tank 10 enters the triumphant gloomy electrocatalysis device 12 of EP- through the 5th water pump 11, and referring to Fig. 3-5, the triumphant gloomy electricity of EP- is urged
It includes sand filter 121, cartridge filter 122, cyclic water tank 123, electrode bucket 124 and power supply box 125 that makeup, which sets 12,.Electrode bucket
124 include water storage 1241 and reaction warehouse 1242, is separated by partition 1245 therebetween, is arranged on 1242 side wall of water storage
There is water inlet 1243, top is provided with gas outlet 1244.Interval is equipped with multipair cathode-anode plate, each cathode plate on partition 1245
1248 are set in the periphery of an anode plate 1247, and anode plate 1247 and cathode plate 1248 are all made of dank material, water inlet
Waste water in storehouse 1242 is flowed into through the side of anode plate 1247, by the way that 1242 top of reaction warehouse is arranged in after cell reaction
Water outlet 1249 flows out, and 1242 bottom of reaction warehouse is provided with discharge outlet 1250.
Waste water enters electrolysis bucket 124 after sand filter 121 and 122 double filtration of cartridge filter remove oil removal, through sun
Pole generates the oxygen evolution potential close to diamond film electrode, and ammonia nitrogen, the organic matter in sewage are completely removed, are discharged after reaction
Outlet.
The utility model is used successfully to the benzene in the hydrogenation waste water generated in processing Cangzhou great Hua Juhai branch company TDI production
Amine, the waste water aniline, ammonia-nitrogen content are high, alkalinity is big, difficult for biological degradation, therefore to reduce reagent consumption amount, waste water effective use,
Hebei Feng Yuan environmental protection company carries out soda acid with hydrogenation water using spent acid lime set waste water, photochemical waste water and mixes, and improves solution conductivity
Property, subsequently into the processing system of the processing amino benzene analog waste water of the utility model, COD removal rate is up to 97%, aniline removal rate
100%, COD, aniline, coloration, ammonia nitrogen are all satisfied qualified discharge, and low energy consumption does not have secondary pollution to environment.
Claims (5)
1. a kind of processing system of amino benzene analog waste water characterized by comprising
Acid-base accommodation tank, amino benzene analog waste water carry out acid-base accommodation in acid-base accommodation tank, the automatic detection pH device of installation, energy in tank
Adjust automatically adds soda acid amount due to water quality variation leads to soda acid variation for identification；
Electro-Fenton reactor is connected with acid-base accommodation tank by water pump, and electrode is vertically arranged in parallel using multiple cast iron pole plates；
Hydrogen peroxide aeration tank is connect with the water outlet of electro-Fenton reactor；
Flocculation sedimentation tank is connected with the water outlet of hydrogen peroxide aeration tank, is provided with sedimentation tower and is separated by solid-liquid separation, supernatant
Flow through next process；
A2O biological reaction pool is connected with the clear liquid water outlet on the settler of flocculation sedimentation tank；
Secondary settling tank, with A2The water outlet of O biological reaction pool is connected, and secondary settling tank produces mud and is discharged into Treatment of Sludge workshop from bottom；
The triumphant gloomy electrocatalysis device of EP-, is connected with secondary clarifier effluent through water pump, and electrolysis is discharged direct outlet.
2. the processing system of amino benzene analog waste water according to claim 1, which is characterized in that electro-Fenton reactor includes shell
Body, lower part of the housing are provided with empire cloth spiracular plate, water inlet and air inlet are arranged on empire cloth spiracular plate lower case side wall, absolutely
Vertical parallel multiple cast iron pole plates are provided on edge gas distribution orifice plate, the pole plate of the left and right sides is separately connected the positive and negative of power supply box
Pole.
3. the processing system of amino benzene analog waste water according to claim 2, which is characterized in that electro-Fenton reactor power supply box tool
There is the function of exchanging pole plate positive and negative anodes.
4. the processing system of amino benzene analog waste water according to claim 1, which is characterized in that secondary settling tank is that round radial-flow is heavy
Shallow lake pond, centre water inlet peripheral effluent.
5. the processing system of amino benzene analog waste water according to claim 1, which is characterized in that the triumphant gloomy electrocatalysis device tool of EP-
There is sand to consider and considers double filtration with film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920146831.8U CN209721861U (en) | 2019-01-25 | 2019-01-25 | A kind of processing system of amino benzene analog waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920146831.8U CN209721861U (en) | 2019-01-25 | 2019-01-25 | A kind of processing system of amino benzene analog waste water |
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| Publication Number | Publication Date |
|---|---|
| CN209721861U true CN209721861U (en) | 2019-12-03 |
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ID=68681784
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920146831.8U Active CN209721861U (en) | 2019-01-25 | 2019-01-25 | A kind of processing system of amino benzene analog waste water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109704516A (en) * | 2019-01-25 | 2019-05-03 | 河北丰源环保科技股份有限公司 | A kind of processing system and processing method of amino benzene analog waste water |
-
2019
- 2019-01-25 CN CN201920146831.8U patent/CN209721861U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109704516A (en) * | 2019-01-25 | 2019-05-03 | 河北丰源环保科技股份有限公司 | A kind of processing system and processing method of amino benzene analog waste water |
| CN109704516B (en) * | 2019-01-25 | 2024-02-20 | 安泰丰源环保科技(内蒙古)集团股份有限公司 | Treatment system and treatment method for aniline wastewater |
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Address after: 061000 Floor 5, R&D Building, No. 9, Guofeng Avenue, High tech Zone, Cangzhou City, Hebei Province Patentee after: Hebei Fengyuan Environmental Protection Technology Group Co.,Ltd. Address before: 061000 south of No.1 Road, Zhongjie Industrial Park, Cangzhou City, Hebei Province Patentee before: HEBEI FENGYUAN GREEN TECHNOLOGY Inc. |
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Address after: 010000 West Wanda Sales Center, Genghis Khan West Street, Huimin District, Hohhot City, Inner Mongolia Autonomous Region Patentee after: Antai Fengyuan Environmental Protection Technology (Inner Mongolia) Group Co.,Ltd. Country or region after: China Address before: 061000 Floor 5, R&D Building, No. 9, Guofeng Avenue, High tech Zone, Cangzhou City, Hebei Province Patentee before: Hebei Fengyuan Environmental Protection Technology Group Co.,Ltd. Country or region before: China |
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