CN205575836U - Little electrolysis and fen dun technique integrated reactor - Google Patents
Little electrolysis and fen dun technique integrated reactor Download PDFInfo
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- CN205575836U CN205575836U CN201620115893.9U CN201620115893U CN205575836U CN 205575836 U CN205575836 U CN 205575836U CN 201620115893 U CN201620115893 U CN 201620115893U CN 205575836 U CN205575836 U CN 205575836U
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Abstract
The utility model relates to a little electrolysis and fen dun technique integrated reactor, including water inlet (1) and delivery port (5), its characterized in that: still including little electrolytic reaction system (2), fenton reaction system (3), neutralized system (4) and modular distribution and automatic control system (6), little electrolytic reaction system (2), fenton reaction system (3) are together integrated with neutralized system (4), and waste water process water inlet (1) flow through little electrolytic reaction system (2), fenton reaction system (3) and neutralized system (4) are after delivery port (5) discharge entering subsequent processing device again. Little electrolytic reaction system (2) is including a plurality of independent little electrolysis react unit (21), a plurality of little electrolysis react unit (21) settings of establishing ties side by side, and formation multistage baffling is the electrolytic reaction system a little, it has indisputable carbon filler all to fill in little electrolysis react unit (21).
Description
Technical field
This utility model belongs to industrial sewage treatment technology and equipment technical field, is specifically related to a kind of light electrolysis and the reactor of Fenton Integration ofTechnology.
Background technology
In existing technical field of industrial sewage treatment, trade effluent is processed by commonly used tradition tower reactor.Tradition tower reactor exist short stream, harden, iron cement is polluted, react the problem such as insufficient.Tradition tower reactor can be used micro electrolysis tech and process trade effluent.Fe-C micro electrolysis, also known as Inner electrolysis, Zero-valence Iron Process etc., it is to be constituted galvanic element with iron filings and charcoal, relating to the multiple effects such as oxidoreduction, electricity enrichment, physical absorption and flocculating sedimentation, it not only can remove part hard-degraded substance, it is also possible to changing section organic form and structure simultaneously, improve the biodegradability of waste water, and technique is simple, easy to operate, but individually the disposal ability of light electrolysis is limited.
Summary of the invention
This utility model devises a kind of light electrolysis and the reactor of Fenton Integration ofTechnology, which solve tradition tower reactor exist short stream, harden, iron cement pollute, react problem insufficient, that disposal ability is low.
In order to solve the technical problem of above-mentioned existence, this utility model have employed below scheme:
A kind of light electrolysis and the reactor of Fenton Integration ofTechnology, including water inlet (1) and outlet (5), it is characterized in that: also include micro electrolytic reaction system (2), Fenton's reaction system (3), neutralized system (4) and modular distribution and automatic control system (6), micro electrolytic reaction system (2), Fenton's reaction system (3) and neutralized system (4) integrate, waste water passes through micro electrolytic reaction system (2) through water inlet (1), Fenton's reaction system (3) and neutralized system (4), it is discharged into aftertreatment device through outlet (5) after.
Further, micro electrolytic reaction system (2) includes some independent micro-electrolysis reaction unit (21), and some micro-electrolysis reaction unit (21) side-by-side series are arranged, and forms multistage baffling micro electrolytic reaction system；Micro-electrolysis reaction unit is all filled with ferrum carbon filler in (21).
Further, micro-electrolysis reaction unit (21) has four.
Further, in micro-electrolysis reaction unit (21), the volume of ferrum carbon filler accounts for the 1/2～2/3 of micro-electrolysis reaction unit (21) volume.
Further, fill in micro-electrolysis reaction unit (21) is novel pressure-casting type ferrum carbon filler (22).
Further, micro-electrolysis reaction unit (21) is equipped with conical lower portion (211), and conical lower portion upper end arranges dividing plate (212)；The depth-width ratio of each micro-electrolysis reaction unit (21) is 2:1～5:1.
Further, micro electrolytic reaction system (2) also includes aerating system (23), aerating system (23) includes aeration tube (231) and aerator (232), aerator (232) is arranged on the lower section of micro-electrolysis reaction unit (21), and the neck of top and aeration tube (231) that aeration tube (231) is arranged on micro-electrolysis reaction unit (21) stretches into micro-electrolysis reaction unit (21) bottom.
Further, the gas that aerator (232) provides is 8:1～30:1 with the air water volume ratio of processed waste water.
Further, Fenton's reaction system (3) includes Fenton's reaction unit (34) and hydrogen peroxide medicine system, is provided with Fenton agitator (33) in Fenton's reaction unit (34)；Hydrogen peroxide is added in Fenton's reaction unit (34) by hydrogen peroxide medicine system.
Further, hydrogen peroxide medicine system includes hydrogen peroxide storage tank (31) and adds dioxygen water pump (32).
Further, in Fenton's reaction unit (34), H2O2 and Fe2+ mol ratio is 8～12:1.
Further, neutralized system (4) includes neutralizing reaction member (44) and alkali medicine system, is provided with neutralization agitator (43) in neutralizing reaction member (44)；Aqueous alkali is added in neutralization reaction member (44) by alkali medicine system.
Further, alkali medicine system includes alkali storage tank (41) and adds alkali pump (42).
A kind of method of wastewater treatment, it is characterised in that: comprise the following steps:
Step 1, by waste water oil removal, slagging-off process；
Step 2, oil removal, slagging-off are processed after water reuse micro electrolysis tech and the reactor of Fenton Integration ofTechnology process, will oil removal, slagging-off process after waste water sequentially enter after water inlet (1) micro electrolytic reaction system (2), Fenton's reaction system (3) and neutralized system (4) carry out microelectrolysis processing, Fenton oxidation process and neutralize reaction, then through outlet (5) discharge；
Step 3, water step 2 discharged put into sedimentation tank precipitation, discharge or enter further subsequent treatment link after precipitation.
Further, in step 2, microelectrolysis processing technique is: ferrum carbon filler and wastewater volume ratio for 1:4～1:2, reacts more than 1 hour under aeration condition.
Further, the gas that in step 2, the aerator (232) of micro electrolytic reaction system (2) provides is 8:1～30:1 with the gas-water ratio of processed waste water.
Further, in step 2, Fenton oxidation process technique is: control 1.5 hours response time, and concentration is the H2O2 of 30% and the mass ratio of processed water is 1:100.
Further, during in step 2, Fenton oxidation processes technique, H2O2 and Fe2+ mol ratio is 8～12:1.
Further, neutralizing reaction process in step 2 is: adding concentration is the NaOH solution of 30%, and it is 8.5～9.5 that processed water is neutralized to PH.
Further, in step 3, the sedimentation time is 2 hours.
The reactor of this light electrolysis and Fenton Integration ofTechnology has the advantages that
(1) this utility model integrated reactor uses multistage baffling micro electrolytic reaction system, makes waste water can fully react at respective reaction member, it is to avoid the tradition easy short stream of tower reactor, react insufficient problem.
(2) this utility model integrated reactor uses novel pressure-casting type ferrum carbon filler, it is to avoid the problem that conventional iron carbon filler easily hardens, reaction efficiency is low, and filler is internal and all can react between filler, have do not harden, reaction efficiency advantages of higher.
(3) this utility model integrated reactor arranges hydrogen peroxide medicine system and stirring system, makes full use of the Fe2+ that micro-electrolysis reaction produces, and forms Fenton's reaction.
(4) this utility model integrated reactor arranges alkali medicine system and stirring system, integrated neutralized system, utilizes Fe2+, Fe3+ that Fenton's reaction produces, generates Fe (OH) 2, Fe (OH) 3, has good flocculation/precipitation.
(5) light electrolysis, Fenton, neutralization reaction are integrated by this utility model integrated reactor, and reasonable in design, transport, simple to operate, compact conformation, floor space is little, good sewage processing effect.
(6) this utility model integrated reactor carries modular distribution and automatic control system, can require and project scale modularization assembling according to different process, simple and convenient.
Accompanying drawing explanation
Fig. 1: the front view of the reactor of this utility model light electrolysis and Fenton Integration ofTechnology；
Fig. 2: the left view of the reactor of this utility model light electrolysis and Fenton Integration ofTechnology；
Fig. 3: the top view of the reactor of this utility model light electrolysis and Fenton Integration ofTechnology.
Description of reference numerals:
1 water inlet；2 micro electrolytic reaction systems；21 micro-electrolysis reaction unit；211 conical lower portion；212 dividing plates；22 ferrum carbon fillers；23 aerating systems；231 aeration tubes；232 aerators；3 Fenton's reaction systems；31 hydrogen peroxide storage tanks；32 add dioxygen water pump；33 Fenton agitators；34 Fenton's reaction unit；4 neutralized systems；41 alkali storage tanks；42 add alkali pump；In 43 and agitator；In 44 and reaction member；5 outlets；6 modular distribution and automatic control systems.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described further:
Embodiment 1:
Fig. 1 to Fig. 3 shows a kind of light electrolysis and the reactor of Fenton Integration ofTechnology, including water inlet 1, micro electrolytic reaction system 2, Fenton's reaction system 3, neutralized system 4, outlet 5 and modular distribution and automatic control system 6.Acid waste water enters micro electrolytic reaction system 2, Fenton's reaction system 3 and neutralized system 4 through water inlet 1, after be discharged into sedimentation tank through outlet 5.
Micro electrolytic reaction system 2 includes some independent micro-electrolysis reaction unit 21 and aerating system 23.Micro-electrolysis reaction unit 21 is equipped with conical lower portion 211, it is simple to deslagging, and conical lower portion arranges dividing plate 212, is used for carrying ferrum carbon filler.The depth-width ratio of each micro-electrolysis reaction unit 21 is 2:1～5:1.All being filled with novel pressure-casting type ferrum carbon filler 22 in each micro-electrolysis reaction unit 21, ferrum carbon filler volume is the 1/2～2/3 of micro-electrolysis reaction unit volume.Some micro-electrolysis reaction unit 21 side-by-side series are arranged, namely adjacent micro-electrolysis reaction unit 21, and the outlet of the micro-electrolysis reaction unit 21 of upstream is connected with the water inlet of the micro-electrolysis reaction unit 21 in downstream, form multistage baffling micro electrolytic reaction system.In the present embodiment, micro-electrolysis reaction unit 21 has four, defines four sections of baffling systems so that waste water can fully react at respective reaction member, it is to avoid the tradition easy short stream of tower reactor, react insufficient problem.Aerating system 23 includes aeration tube 231 and aerator 232, aerator 232 is arranged on the lower section of micro-electrolysis reaction unit 21, aeration tube 231 be arranged on the top of micro-electrolysis reaction unit 21 and aeration tube neck stretch into micro-electrolysis reaction unit 21 in until dividing plate 212 bottom.Under the effect of aerating system 23, waste water is sufficiently mixed in micro-electrolysis reaction unit 21, and in micro electrolytic reaction system generation electrochemical reaction.Aerating system 23 not only plays stirring action but also provide free oxygen for micro-electrolysis reaction.In the present embodiment, each micro-electrolysis reaction unit 21 water inlet all extends bottom filler, makes waste water and filler be fully contacted；Conical lower portion 211 bottom arranges aerator 232, air water volume ratio 8:1～30:1.
Fenton's reaction system 3 includes hydrogen peroxide storage tank 31, adds dioxygen water pump 32, Fenton agitator 33 and Fenton's reaction unit 34.Adding dioxygen water pump 32 and pump in Fenton's reaction unit 34 by the hydrogen peroxide in hydrogen peroxide storage tank 31, the waste water in Fenton's reaction unit 34 and hydrogen peroxide are mixed uniformly by Fenton agitator 33.In Fenton's reaction unit 34, H2O2 and Fe2+ mol ratio is 8～12:1.
Neutralized system 4 includes alkali storage tank 41, adds alkali pump 42, neutralization agitator 43 and neutralize reaction member 44.Add alkali pump 42 to be pumped into by the aqueous alkali (NaOH solution) in alkali storage tank 41 in neutralization reaction member 44, neutralize agitator 43 and the waste water neutralized in reaction member 44 and aqueous alkali are mixed uniformly.
nullDuring work，Acid waste water enters micro electrolytic reaction system 2 through water inlet 1，Through aeration tube 231 aeration under the effect of aerator 232，Acid waste water under the effect of ferrum carbon filler 22 through four sections of bafflings，Fully there is micro-electrolysis reaction，Subsequently into Fenton's reaction system 3，Hydrogen peroxide in hydrogen peroxide storage tank 31 joins in Fenton's reaction unit 34 through adding dioxygen water pump 32，It is stirred by Fenton agitator 33，Utilize the Fe2+ reaction that micro-electrolysis reaction dissolves，Form Fenton's reaction，Then enter neutralized system，Alkali liquor in alkali storage tank 41 joins in neutralization reaction member 44 through adding alkali pump 42，It is stirred by neutralizing agitator 43，Utilize the Fe2+ that Fenton's reaction produces，Fe3+，Generate Fe (OH) 2、Fe(OH)3，There is good flocculation/precipitation，It is connected with post precipitation pond through outlet 2 and carries out precipitation process，Reach to decompose long-chain material and loop chain material，Reduce the indexs such as COD，Improve the effect of wastewater biodegradability.
Embodiment 2
Certain organic silicon monomer production wastewater is after oil removal, slagging-off process, CODcr(COD) it is 1626.01mg/L, pH value is 1.1, and chloride ion (Cl-) concentration is 14981mg/L, B/C is 0.01, and gravity flow enters the reactor of modular microfluidic of the present invention electrolysis and Fenton Integration ofTechnology and processes.This microelectrolysis processing technique uses material filling type iron-carbon micro-electrolysis to process technique, wherein, filler: water (volume ratio)=1:3, reacts 1.5 hours under aeration condition, and the pH value of the water after process is 3.93；Water outlet after light electrolysis adds H2O2 and carries out Fenton (Fenton) oxidation processes, controls response time 1.5h, and the mass fraction adding 30% H2O2 is 1%；Fenton oxidation water outlet 30%NaOH is neutralized to PH is 8.5～9.5, precipitates 2h, last Chinese effluent or entrance biochemistry unit reprocessing.Water outlet after the reactor for treatment of modular microfluidic of the present invention electrolysis and Fenton Integration ofTechnology, CODcr is 430.97mg/L, pH value is 7.8, chloride ion (Cl-) concentration is 11347mg/L, B/C(Biochemical oxygen demand (BOD)/COD (COD), a kind of parameter index describing waste water bio-degradable) it is 0.35, COD clearance reaches 73%, and B/C raising exceedes 30 times.
In this utility model, acid waste water enters micro electrolytic reaction system through water inlet, under the effect of aerating system, waste water is sufficiently mixed, and under the electrochemical reaction effect between ferrum carbon filler inside and ferrum carbon filler, and under the oxidation dual function of dissolved oxygen, remove part hard-degraded substance, change organic form and structure, long-chain Organic substance chain rupture is made to become degradable short chain Organic substance, improve wastewater biochemical, and dissolve into a large amount of Fe2+, it uses four sections of baffling processing modes, waste water is made can fully to react at respective reaction member, avoid the tradition easy short stream of tower reactor, react insufficient problem, and select novel pressure-casting type ferrum carbon filler, conventional iron carbon micro-electrolysis is avoided easily to harden, the problem that reaction efficiency is low, all can react between filler inside and filler, have and do not harden, reaction efficiency advantages of higher.Fenton's reaction system is entered after micro-electrolysis reaction, being added hydrogen peroxide by hydrogen peroxide medicine system, under blender effect, and a large amount of Fe2+ that micro-electrolysis reaction dissolves form Fenton's reaction, under the Oxidation of hydroxyl radical free radical (OH), remove hardly degraded organic substance in waste water further.Finally enter neutralized system, alkali medicine system add alkali, under blender effect, water outlet is made to reach neutral, and generate Fe (OH) 2, Fe (OH) 3 with Fe2+, the Fe3+ in waste water, there is good flocculation/precipitation, be connected with post precipitation pond through outlet.
Above in conjunction with accompanying drawing, this utility model is carried out exemplary description; obvious realization of the present utility model is not subject to the restrictions described above; as long as have employed the various improvement that method of the present utility model design is carried out with technical scheme; or the most improved design of the present utility model and technical scheme are directly applied to other occasion, all in protection domain of the present utility model.
Claims (10)
1. a light electrolysis and the reactor of Fenton Integration ofTechnology, including water inlet (1) and outlet (5), it is characterized in that: also include micro electrolytic reaction system (2), Fenton's reaction system (3), neutralized system (4) and modular distribution and automatic control system (6), micro electrolytic reaction system (2), Fenton's reaction system (3) and neutralized system (4) integrate, waste water passes through micro electrolytic reaction system (2) through water inlet (1), Fenton's reaction system (3) and neutralized system (4), it is discharged into aftertreatment device through outlet (5) after.
Light electrolysis the most according to claim 1 and the reactor of Fenton Integration ofTechnology, it is characterized in that: micro electrolytic reaction system (2) includes some independent micro-electrolysis reaction unit (21), some micro-electrolysis reaction unit (21) side-by-side series are arranged, and form multistage baffling micro electrolytic reaction system；Micro-electrolysis reaction unit is all filled with ferrum carbon filler in (21).
Light electrolysis the most according to claim 2 and the reactor of Fenton Integration ofTechnology, it is characterised in that: in micro-electrolysis reaction unit (21), the volume of ferrum carbon filler accounts for the 1/2～2/3 of micro-electrolysis reaction unit (21) volume.
4. according to the light electrolysis described in Claims 2 or 3 and the reactor of Fenton Integration ofTechnology, it is characterised in that: fill in micro-electrolysis reaction unit (21) is novel pressure-casting type ferrum carbon filler (22).
Light electrolysis the most according to claim 4 and the reactor of Fenton Integration ofTechnology, it is characterised in that: micro-electrolysis reaction unit (21) is equipped with conical lower portion (211), and conical lower portion upper end arranges dividing plate (212)；The depth-width ratio of each micro-electrolysis reaction unit (21) is 2:1～5:1.
6. according to the light electrolysis described in claim 2,3 or 5 and the reactor of Fenton Integration ofTechnology, it is characterized in that: micro electrolytic reaction system (2) also includes aerating system (23), aerating system (23) includes aeration tube (231) and aerator (232), aerator (232) is arranged on the lower section of micro-electrolysis reaction unit (21), and the neck of top and aeration tube (231) that aeration tube (231) is arranged on micro-electrolysis reaction unit (21) stretches into micro-electrolysis reaction unit (21) bottom.
7. according to the light electrolysis described in claim 1,2,3 or 5 and the reactor of Fenton Integration ofTechnology, it is characterized in that: Fenton's reaction system (3) includes Fenton's reaction unit (34) and hydrogen peroxide medicine system, is provided with Fenton agitator (33) in Fenton's reaction unit (34)；Hydrogen peroxide is added in Fenton's reaction unit (34) by hydrogen peroxide medicine system.
Light electrolysis the most according to claim 7 and the reactor of Fenton Integration ofTechnology, it is characterised in that: hydrogen peroxide medicine system includes hydrogen peroxide storage tank (31) and adds dioxygen water pump (32).
9. according to the light electrolysis described in claim 1,2,3,5 or 8 and the reactor of Fenton Integration ofTechnology, it is characterized in that: neutralized system (4) includes neutralizing reaction member (44) and alkali medicine system, in neutralizing reaction member (44), be provided with neutralization agitator (43)；Aqueous alkali is added in neutralization reaction member (44) by alkali medicine system.
Light electrolysis the most according to claim 9 and the reactor of Fenton Integration ofTechnology, it is characterised in that: alkali medicine system includes alkali storage tank (41) and adds alkali pump (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620115893.9U CN205575836U (en) | 2016-02-05 | 2016-02-05 | Little electrolysis and fen dun technique integrated reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620115893.9U CN205575836U (en) | 2016-02-05 | 2016-02-05 | Little electrolysis and fen dun technique integrated reactor |
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| Publication Number | Publication Date |
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| CN205575836U true CN205575836U (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620115893.9U Expired - Fee Related CN205575836U (en) | 2016-02-05 | 2016-02-05 | Little electrolysis and fen dun technique integrated reactor |
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| CN (1) | CN205575836U (en) |
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2016
- 2016-02-05 CN CN201620115893.9U patent/CN205575836U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170926 Address after: 100101 Beijing Chaoyang District City Camp Road No. 15 Patentee after: Haohua Engineering Co., Ltd. Address before: 101318 Beijing City, Shunyi District Airport Industrial Zone B Anxiang Road No. 5 Patentee before: Blue Star Environmental Engineering Co., Ltd. |
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| 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: 20160914 Termination date: 20210205 |