CN205442970U - High COD fine chemistry industry effluent treatment plant - Google Patents
High COD fine chemistry industry effluent treatment plant Download PDFInfo
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- CN205442970U CN205442970U CN201620013928.8U CN201620013928U CN205442970U CN 205442970 U CN205442970 U CN 205442970U CN 201620013928 U CN201620013928 U CN 201620013928U CN 205442970 U CN205442970 U CN 205442970U
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Abstract
The utility model discloses a high COD fine chemistry industry effluent treatment plant, including the jar that catchments that feeds through in proper order, gunbarrel, micro electrolytic reactor, catalytic oxidation reactor in, and gunbarrel, equalizing basin, hydrolysis -acidification pool, anaerobic organism contact chamber, bio -contact oxidation tank, two sink ponds, the gunbarrel is in, and the gunbarrel, two sink ponds and all link to each other with filter press, micro electrolytic reactor, catalytic oxidation reactor, bio -contact oxidation tank all link to each other with the fan. Through the utility model provides an effluent treatment plant adopts the materialization method to handle earlier, improves the biodegradability of waste water, and then handles through biochemical method for the COD of waste water drops below the 300mgL ammonia nitrogen <= 30mgL to from 10000mgL.
Description
Technical field
This utility model relates to technical field of waste water processing, is specifically related to a kind of high COD Fine Chemistry Wastewater processing means.
Background technology
Major part Fine Chemistry Wastewater complicated component at present, content of organics is many, COD value higher (reaching 10000mg/L), and the Organic substance containing effect toxic to microorganism, therefore, for the process of this waste water, it is infeasible only with biochemical method or other single methods.
Summary of the invention
Goal of the invention: for the deficiencies in the prior art, this utility model provides a kind of high COD Fine Chemistry Wastewater processing means, improves the biodegradability of waste water, makes the waste water after process take over high standard.
Technical scheme: high COD Fine Chemistry Wastewater processing means described in the utility model, including the water collect tank being sequentially communicated, settling tank, micro-electrolysis reactor, catalyst oxidation reactor, neutralization precipitation tank, regulating reservoir, hydrolysis acidification pool, Anaerobe contact chamber, biological contact oxidation pond, second pond.
Improving technique scheme further, described settling tank, neutralization precipitation tank, second pond are all connected with filter press.
Further, described micro-electrolysis reactor, catalyst oxidation reactor, biological contact oxidation pond are all connected with blower fan.
Further, the outlet of described second pond is connected by the entrance of effluent recycling device with described biological contact oxidation pond.
Further, described settling tank, neutralization precipitation tank are respectively connected with alkalinity additive tank, and the pH value of described settling tank is 7, and the pH value of described neutralization precipitation tank is 10.
Further, described micro-electrolysis reactor is ferrum canister, and ferrum canister connects to be had acid solution tank and be provided with pH tester.
Further, described micro-electrolysis reactor, regulating reservoir are respectively connected with acid solution tank.
Further, the pH value of described hydrolysis acidification pool is 6.0-6.5 so that water sample pH value fits into Anaerobe contact chamber, and hydrolysis macromole improves wastewater biodegradability further.
Further, the temperature of described Anaerobe contact chamber is 32 DEG C～37 DEG C.Anaerobe contact chamber uses the mode of continuum micromeehanics and continuous effluent to improve treatment effeciency simultaneously.
Further, described Anaerobe contact chamber is provided with continuum micromeehanics interface and continuous effluent interface.The mode using continuum micromeehanics and continuous effluent can improve treatment effeciency.
Further, the pH value of described settling tank is 7, and the pH value of described neutralization precipitation tank is 10.The pH value of described neutralization precipitation tank is adjusted to about 10 and iron ion in solution is got rid of with the form of precipitation.
Further, described catalyst oxidation reactor connects Hydrogen peroxide storage.Owing to connecting with micro cell, therefore need not additional ferrous ion, it is only necessary to add hydrogenperoxide steam generator, the amount of hydrogen peroxide adds by 4/1000ths, reacts 2 hours.
Beneficial effect: compared with prior art, advantage of the present utility model: the wastewater treatment equipment provided by this utility model, use physical chemistry method first to process, improve the biodegradability of waste water, processed by biochemical method the most again.The COD (ChemicalOxygenDemand, COD) making waste water is down to below 300mg/L, ammonia nitrogen≤30mg/L from 10000mg/L, and pH value is 6-9, reaches adapter standard.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
1: water collect tank；2: settling tank；3: micro-electrolysis reactor；4: catalyst oxidation reactor；5: neutralization precipitation tank；6: regulating reservoir；7: filter press；8: hydrolysis acidification pool；9: Anaerobe contact chamber；10: biological contact oxidation pond；11: second pond；12: alkalinity additive tank；13: Hydrogen peroxide storage；14: acid solution tank；15: blower fan.
Fig. 2 is the flow chart that this utility model processes Fine Chemistry Wastewater.
Detailed description of the invention
Below by accompanying drawing, technical solutions of the utility model are described in detail.
Embodiment 1: high COD Fine Chemistry Wastewater processing means as shown in Figure 1, including the water collect tank 1 being sequentially communicated, settling tank 2, micro-electrolysis reactor 3, catalyst oxidation reactor 4, neutralization precipitation tank 5, regulating reservoir 6, filter press 7, hydrolysis acidification pool 8, Anaerobe contact chamber 9, biological contact oxidation pond 10, second pond 11；Settling tank 2, neutralization precipitation tank 5, second pond 11 are all connected with filter press 7；Micro-electrolysis reactor 3, catalyst oxidation reactor 4, biological contact oxidation pond 10 are all connected with blower fan 15.The outlet of second pond 11 is connected with the entrance of biological contact oxidation pond 10 by effluent recycling device (not shown).Settling tank 2, neutralization precipitation tank 5 are respectively connected with alkalinity additive tank 12, it is quick lime in alkalinity additive tank 12, settling tank 2 is divided into regulation pH and two processes of Precipitation, path between settling tank 2 with micro-electrolysis reactor 3 is connected acid solution tank 14, and micro-electrolysis reactor 3 is for ferrum canister and is provided with pH tester；It is 6.0-6.5 that regulating reservoir 6 connection has acid solution tank 14, the pH value of hydrolysis acidification pool 8；The temperature of Anaerobe contact chamber 9 is 32 DEG C～37 DEG C；Anaerobe contact chamber uses continuum micromeehanics and the mode of continuous effluent.
As in figure 2 it is shown, the process using said apparatus to carry out waste water process includes, water collect tank collects Fine Chemistry Wastewater, then processes through following process:
(1) neutralization precipitation: add calculogenesis tone pH to 7 in Fine Chemistry Wastewater, leach the milk of precipitation；
(2) regulation: adjust pH to be 3 by neutralizing the waste water acid adding after filtering；
(3) light electrolysis: add ferrum carbon, ferrum carbon is 1:1 with the volume ratio of waste water, wants continuous acid adding to make pH remain at 3, react 3 hours in course of reaction；
(4) catalysis oxidation: owing to being combined with weak electrolysis mechanism, therefore need not the most additional ferrous ion, it is only necessary to adding hydrogenperoxide steam generator to step (3) reacted solution, the amount of hydrogen peroxide adds by 4/1000ths, reacts 2 hours；
(5) neutralization precipitation: adding quick lime in the waste water after step (4) processes by pH regulator is about 10 iron ion in solution to be got rid of with the form of precipitation, filtration after standing 20 minutes；
(6) hydrolysis acidification: pH is adjusted to 6.0-6.5 and makes water sample pH fit into Anaerobe contact chamber, hydrolysis macromole improves wastewater biodegradability further；
(7) Anaerobe contact: temperature is adjusted to 32 DEG C-37 DEG C, is sufficiently stirred for so that waste water and anaerobic sludge are fully contacted, through 32 hours；
(8) bio-contact oxidation: the waste water through anaerobic bio-treated is sufficiently mixed with aerobic sludge, abundant aeration, utilize filling surface biomembrane effectively by COD and the metabolite aerobic degradation of non-anaerobic biodegradation, COD is down to less than 300 the most at last；
(9) second pond: make mud separate, makes mixed liquor clarification, concentrates and returnedactivatedsludge, a part of effluent recycling to biological contact oxidation pond proceeds reaction simultaneously.Water after this treatment can reach adapter standard.
The mud cake outward transport that regulation sedimentation tank, neutralization precipitation tank, second pond are separated out by filter press, clear water is recycled to water collect tank.
| Waste water before treatment | Waste water after process | |
| pH | 1-2 | 6.8-7.2 |
| CODCr/mg/L | 12000-15000 | 200-300 |
| NH3-N/mg/L | 32-35 | ≤30mg/L |
| Solid content/% | 1 | - |
As shown above, through above-mentioned waste water treatment process, the COD≤300mg/L of waste water, ammonia nitrogen≤30mg/L, pH are 6-9, reach local adapter standard.
Local receiving standard is as follows:
| Detection project | pH | CODCr/mg/L | NH3-N/mg/L |
| Receiving standard | 6-9 | ≤300 | ≤35 |
Although as it has been described above, represented and described this utility model with reference to specific preferred embodiment, but it shall not be construed as the restriction to this utility model self.Under the spirit and scope premise of the present utility model defined without departing from claims, can various changes can be made in the form and details to it.
Claims (10)
1. one kind high COD Fine Chemistry Wastewater processing means, it is characterised in that: the water collect tank that includes being sequentially communicated, settling tank, micro-electrolysis reactor, catalyst oxidation reactor, neutralization precipitation tank, regulating reservoir, hydrolysis acidification pool, Anaerobe contact chamber, biological contact oxidation pond, second pond.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: described settling tank, neutralization precipitation tank, second pond are all connected with filter press.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: described micro-electrolysis reactor, catalyst oxidation reactor, biological contact oxidation pond are all connected with blower fan.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: the outlet of described second pond is connected by the entrance of effluent recycling device with described biological contact oxidation pond.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: described settling tank, neutralization precipitation tank are respectively connected with alkalinity additive tank, and the pH value of described settling tank is 7, and the pH value of described neutralization precipitation tank is 10.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: described micro-electrolysis reactor is ferrum canister, and ferrum canister connects to be had acid solution tank and be provided with pH tester.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: described micro-electrolysis reactor, regulating reservoir are respectively connected with acid solution tank.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: the pH value of described hydrolysis acidification pool is 6.0-6.5.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: the temperature of described Anaerobe contact chamber is 32 DEG C ~ 37 DEG C.
High COD Fine Chemistry Wastewater processing means the most according to claim 1, it is characterised in that: described catalyst oxidation reactor connects Hydrogen peroxide storage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013928.8U CN205442970U (en) | 2016-01-07 | 2016-01-07 | High COD fine chemistry industry effluent treatment plant |
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| CN201620013928.8U CN205442970U (en) | 2016-01-07 | 2016-01-07 | High COD fine chemistry industry effluent treatment plant |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430432A (en) * | 2016-09-08 | 2017-02-22 | 张国闽 | Rotational micro electrolytic industrial wastewater treatment device and treatment method |
| CN106865919A (en) * | 2017-04-18 | 2017-06-20 | 浙江汇能生物股份有限公司 | A kind of processing method of Nicarbazin industrial production middle and high concentration waste water |
| CN109025868A (en) * | 2018-10-23 | 2018-12-18 | 中国科学院新疆生态与地理研究所 | A kind of processing method of drilling wastes |
-
2016
- 2016-01-07 CN CN201620013928.8U patent/CN205442970U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106430432A (en) * | 2016-09-08 | 2017-02-22 | 张国闽 | Rotational micro electrolytic industrial wastewater treatment device and treatment method |
| CN106865919A (en) * | 2017-04-18 | 2017-06-20 | 浙江汇能生物股份有限公司 | A kind of processing method of Nicarbazin industrial production middle and high concentration waste water |
| CN109025868A (en) * | 2018-10-23 | 2018-12-18 | 中国科学院新疆生态与地理研究所 | A kind of processing method of drilling wastes |
| CN109025868B (en) * | 2018-10-23 | 2023-08-18 | 中国科学院新疆生态与地理研究所 | Treatment method of drilling waste |
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