CN109231599A - A kind of used water difficult to degradate integrated approach device - Google Patents
A kind of used water difficult to degradate integrated approach device Download PDFInfo
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- CN109231599A CN109231599A CN201811331414.7A CN201811331414A CN109231599A CN 109231599 A CN109231599 A CN 109231599A CN 201811331414 A CN201811331414 A CN 201811331414A CN 109231599 A CN109231599 A CN 109231599A
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- electrolysis
- reaction pond
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- water
- integrated approach
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The present invention provides a kind of used water difficult to degradate integrated approach device, waste water integrated approach device includes aeration tank, micro-electrolysis reaction pond and reinforcing Fenton's reaction pond.Wherein, the aeration tank is connected to by poroid water distributing plate I with the micro-electrolysis reaction pond, the micro-electrolysis reaction pond is connected to by strengthening Fenton's reaction room water inlet with the reinforcing Fenton's reaction pond, water distribution area is equipped between the micro-electrolysis reaction pond and the reinforcing Fenton's reaction pond, and the water distribution area is connected to by poroid water distributing plate II with the reinforcing Fenton's reaction pond.The beneficial effects of the invention are that provide one kind be effectively relieved filler passivation it is hardened, convenient for remove iron cement, improve the used water difficult to degradate integrated approach device of waste water treatment efficiency；It is primarily adapted for use in the treatment and purification of the machining industry waste water of oil containing dissolubility.
Description
Technical field
The present invention is directed to a kind of high concentration, difficult to degrade, dissolubility technical field for the treatment of of organic waste, and in particular to Yi Zhongnan
Degrading waste water integrated approach device.
Background technique
Foreign countries are from the early 1970s, Gillham R.W etc. is applied to groundwater treatment field, as PBRS exists
European and American areas large-scale application and obtain extensive research.The country introduces micro electrolysis tech the 1980s, and by underground water
Reparation field gradually extends to the industrial wastewaters such as printing and dyeing, pharmacy, petrochemical industry, coking field；Micro-electrolysis reactor is mostly fixed anti-
Bed is answered, with the progress of reaction, filler cleaning, replacement are not easy, and a large amount of iron cement difficulty removals cause its passivation hardened, the later period is artificial
Processing is inconvenient, causes waste water treatment efficiency low.In addition, integrated device uses single micro-electrolysis treatment wastewater effluent quality
It is difficult to ensure, it is difficult to meet increasingly sophisticated industrial wastewater discharge standard.
Summary of the invention
In order to overcome existing micro-electrolysis reactor insufficient, the present invention provides one kind, and to be effectively relieved filler passivation hardened, is convenient for
Iron cement is removed, the used water difficult to degradate integrated approach device of waste water treatment efficiency is improved；It is primarily adapted for use in machining oily waste water
Treatment and purification.
The present invention is achieved through the following technical solutions, a kind of used water difficult to degradate integrated approach device, and waste water is integrated
Changing processing unit includes aeration tank, micro-electrolysis reaction pond and reinforcing Fenton's reaction pond；Wherein, the aeration tank passes through poroid cloth
Water plate I is connected to the micro-electrolysis reaction pond, and the micro-electrolysis reaction pond is by strengthening Fenton's reaction room water inlet and described strong
Change the connection of Fenton's reaction pond, water distribution area is equipped between the micro-electrolysis reaction pond and the reinforcing Fenton's reaction pond, and described
Water distribution area is connected to by poroid water distributing plate II with the reinforcing Fenton's reaction pond.
A kind of prioritization scheme as used water difficult to degradate integrated approach device of the present invention: it is set on the aeration tank
There is wastewater inlet pipe, is also equipped with aerator.
A kind of prioritization scheme as used water difficult to degradate integrated approach device of the present invention: the aerator is
Air blower aerator.
A kind of prioritization scheme as used water difficult to degradate integrated approach device of the present invention: the micro-electrolysis reaction
Pond is divided into electrolysis zone and settling zone, and the electrolysis zone and settling zone are in distribution up and down；
The electrolysis zone, including several electrolysis filler blocks and electrolysis unit；
The electrolysis unit includes electrode plate and DC power supply with several through-holes, the electrode plate have two pieces respectively and directly
The anode in galvanic electricity source is connected with cathode；Two electrode plates are spaced apart in the two sides of electrolysis filler block on the electrolysis unit；
The electrolysis filler block is placed with iron inside cuboid including the cuboid surrounded by several light electrolysis waffle slabs
Charcoal micro-electrolysis stuffing；
The settling zone, including several inclined paralled plates arranged in parallel, sludge hopper positioned at inclined paralled plates bottom, and be used for
The spoil disposal branch pipe of sediment in sludge hopper is discharged, by spoil disposal general pipeline micro-electrolysis reaction is discharged in sediment by the spoil disposal branch pipe
Pond.
A kind of prioritization scheme as used water difficult to degradate integrated approach device of the present invention: the electrode plate is not
Become rusty steel plate or titanium alloy sheet.
A kind of prioritization scheme as used water difficult to degradate integrated approach device of the present invention: the reinforcing Fenton is anti-
Ying Chi, it is internal to be filled with active carbon, and be equipped with hydrogen peroxide water inlet pipe, and for be discharged purify after waste water outlet pipe.
Micro-electrolysis reaction pond working principle:
Anode reaction: Fe-2e-→Fe2+, Fe2+-e-→Fe3+
Cathode reaction: anaerobic condition: 2H++2e- →H2, acid aerobic conditions: O2+4H++4e-→2H2O, O2+2H++2e-→
H2O2
Neutral or alkaline aerobic conditions: O2+2H2O+4e-→ 4OH-。
Strengthen Fenton's reaction pond working principle:
Fe2++2H2O2→Fe3++OH-+ HO, Fe3++H2O2→Fe2++HO2∙+H+
HO2∙+H2O2→O2+H2+ HO, RH++∙OH→H2O+R∙
R∙+ Fe3+→R++Fe2+, R++O2→ROO+→CO2+H2O 。
The beneficial effects of the present invention are:
1) compared to other integrated light electrolysis equipment, used water difficult to degradate integrated approach device uses preposition aeration, not only has
Effect increases the concentration of useless oxygen in water, and the generation for the living radical of later period micro-electrolysis reaction provides safeguard, and is aerated
The oscillation that can be generated to waste liquid generates hydraulic action to the iron cement for being attached to filler to a certain extent, it is blunt that filler is effectively relieved
Change hardened problem, while being avoided that subsequent aeration influences precipitation process, convenient for the free settling of later period iron cement.Light electrolysis is anti-
Poroid water distributing plate before Ying Chi and Fenton's reaction pond can avoid short stream, guarantee the treatment effect of waste liquid.
2) it is uniformly distributed several pairs of parallel electrode plates above micro-electrolysis reaction pond, and interleaves per electrode plate two-by-two into light electrolysis
Waffle slab installs a DC power supply between each pair of electrode plate.Compared to single micro-electrolysis method, the pharmaceutics wastewater of extra electric field can have
Effect improves waste water treatment efficiency, and the passivation for alleviating filler is hardened.Furthermore pullable light electrolysis waffle slab, it is possible to prevente effectively from micro-
Occur short circuit during cell reaction between filler and electrode, and facilitates the cleaning and replacement of filler.
3) settling zone uses several inclined paralled plates and sludge hopper, is formed between light electrolysis waffle slab bottom and inclined paralled plates top
Buffer area, alleviation filler is hardened, accelerates the free settling of iron cement, is convenient for later period manual cleaning.
4) water distribution area before strengthening Fenton's reaction pond guarantees uniformly flowing into for waste liquid, avoids short stream, by adding hydrogen peroxide
With the water outlet action-reaction in micro-electrolysis reaction pond, a large amount of ferrous ions and ferric ion contained in water outlet are rationally utilized,
Not only the iron contamination caused by having solved the problems, such as after micro-electrolysis reaction, but also can be by the living radical that reaction generates to useless
Water carries out advanced treating.The active carbon also adsorbable most organic matter of Fenton's reaction room filling, improves the processing to waste water
Efficiency guarantees the treatment effect of device water outlet.
Detailed description of the invention
Fig. 1 is waste water integrated approach apparatus structure schematic diagram of the present invention；
Fig. 2 is electrolysis unit and electrolysis filler block structure schematic diagram；
In figure: 1- waste water integrated approach device, the aeration tank 2-, 3- micro-electrolysis reaction pond, 4- strengthen Fenton's reaction pond, 5- waste water
Water inlet pipe, 6- aerator, 7- electrode plate, the poroid water distributing plate I of 8-, 9- light electrolysis waffle slab, 10- Fe-C micro electrolysis filler, 11-
DC power supply, 12- inclined paralled plates, 13- sludge hopper, 14- spoil disposal branch pipe, 15- spoil disposal general pipeline, 16- strengthen the water inlet of Fenton's reaction room
Mouthful, 17- water distribution area, 18- active carbon, 19- outlet pipe, 20- hydrogen peroxide water inlet pipe, the poroid water distributing plate II of 21-；30- electrolysis unit；
40- electrolysis filler block.
Specific embodiment
Patent is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1, a kind of used water difficult to degradate integrated approach device, waste water integrated approach device 1, including aeration tank 2, micro-
Cell reaction pond 3 and reinforcing Fenton's reaction pond 4；Wherein, the aeration tank 2 is anti-by poroid water distributing plate I 8 and the light electrolysis
Pond 3 is answered to be connected to, the micro-electrolysis reaction pond 3 connects by strengthening Fenton's reaction room water inlet 16 and the reinforcing Fenton's reaction pond 4
It is logical, water distribution area 17 is equipped between the micro-electrolysis reaction pond 3 and the reinforcing Fenton's reaction pond 4, and the water distribution area 17 is logical
Poroid water distributing plate II 21 is crossed to be connected to the reinforcing Fenton's reaction pond 4.
The aeration tank 2 is equipped with wastewater inlet pipe 5, is also equipped with aerator 6.
Stating aerator 6 is air blower aerator.
The micro-electrolysis reaction pond 3 is divided for electrolysis zone and settling zone, and the electrolysis zone and settling zone are in distribution up and down；
As shown in Fig. 2, the electrolysis zone, including several electrolysis filler blocks 40 and electrolysis unit 30；
The electrolysis unit 30 includes electrode plate 7 and DC power supply 11 with several through-holes, and the electrode plate 7 has two pieces points
It is not connect with the anode and cathode of DC power supply 11；Two electrode plates 7 are spaced apart in electrolysis filler on the electrolysis unit 30
The two sides of block 40；
The electrolysis filler block 40 is placed with inside cuboid including the cuboid surrounded by several light electrolysis waffle slabs 9
Fe-C micro electrolysis filler 10；
The settling zone, including several inclined paralled plates 12 arranged in parallel, sludge hopper 13 positioned at 12 bottom of inclined paralled plates, with
And the spoil disposal branch pipe 14 for sediment in sludge hopper 13 to be discharged, the spoil disposal branch pipe 14 are arranged sediment by spoil disposal general pipeline 15
Micro-electrolysis reaction pond 3 out.
The electrode plate 7 is stainless steel plate or titanium alloy sheet.
The reinforcing Fenton's reaction pond 4, it is internal to be filled with active carbon 18, and it is equipped with hydrogen peroxide water inlet pipe 20, Yi Jiyong
The outlet pipe 19 of waste water after discharge purification.
Specifically, the aeration tube of the aerator 6 is arranged in " cross " type, aeration tube position of opening and size meet rule
Model requires, and the wind speed in aeration tube meets 10 ~ 15m/s of main pipe, 4 ~ 5m/s of branch pipe；It is anti-that the electrolysis filler block 40 is inserted into light electrolysis
Answering 3 depth of pond is about the 3/5 ~ 3/4 of 2 depth of aeration tank；Light electrolysis waffle slab 9 by acid and alkali-resistance macromolecule organic composite material system
At plate thickness is slightly smaller than two parallel electrode plates, 7 spacing；The inclined paralled plates 12 accelerates the sedimentation of iron cement, and iron cement is through respective sludge hopper
13 spoil disposal branch pipe 14 imports spoil disposal general pipeline 15, removes convenient for the later period；3 right side wall of micro-electrolysis reaction pond is equipped with Fenton's reaction pond
Water inlet 16；Waste water, which enters, strengthens Fenton's reaction pond 4, comes into full contact with and reacts with the hydrogen peroxide that hydrogen peroxide water inlet 20 is passed through, pond
18 filler of active carbon of interior filling can organic matter to be processed in efficient absorption waste water, increase reaction contact probability, improve reaction effect
Rate.Waste water is discharged by water outlet 19 after fully reacting.
Claims (7)
1. a kind of used water difficult to degradate integrated approach device, it is characterised in that:
Waste water integrated approach device (1), including aeration tank (2) and strengthen Fenton's reaction pond (4) at micro-electrolysis reaction pond (3)；
Wherein, the aeration tank (2) is connected to by poroid water distributing plate I (8) with the micro-electrolysis reaction pond (3), the micro-electrolysis reaction
Pond (3) is connected to by strengthening Fenton's reaction room water inlet (16) with the reinforcing Fenton's reaction pond (4), in the micro-electrolysis reaction
Water distribution area (17) are equipped between pond (3) and the reinforcing Fenton's reaction pond (4), and the water distribution area (17) passes through poroid water distributing plate
II (21) are connected to the reinforcing Fenton's reaction pond (4).
2. used water difficult to degradate integrated approach device according to claim 1, it is characterised in that: on the aeration tank (2)
Equipped with wastewater inlet pipe (5), it is also equipped with aerator (6).
3. used water difficult to degradate integrated approach device according to claim 2, it is characterised in that: the aerator (6)
For air blower aerator.
4. used water difficult to degradate integrated approach device according to claim 1, it is characterised in that: the micro-electrolysis reaction pond
(3) it is divided into electrolysis zone and settling zone, the electrolysis zone and settling zone are in distribution up and down；
The electrolysis zone, including several electrolysis filler blocks (40) and electrolysis unit (30)；
The electrolysis unit (30) includes electrode plate (7) and DC power supply (11) with several through-holes, the electrode plate (7)
There are two pieces to connect respectively with the anode and cathode of DC power supply (11)；Two electrode plates (7) are spaced on the electrolysis unit (30)
It is placed on the two sides of electrolysis filler block (40)；
The electrolysis filler block (40) is put inside cuboid including the cuboid surrounded by several light electrolysis waffle slabs (9)
It is equipped with Fe-C micro electrolysis filler (10)；
The settling zone is located at the sludge hopper of inclined paralled plates (12) bottom including several inclined paralled plates arranged in parallel (12)
(13), and the spoil disposal branch pipe (14) for sediment in sludge hopper (13) to be discharged, the spoil disposal branch pipe (14) are total by spoil disposal
It manages (15) and micro-electrolysis reaction pond (3) is discharged in sediment.
5. used water difficult to degradate integrated approach device according to claim 4, it is characterised in that: the electrode plate (7) is
Stainless steel plate or titanium alloy sheet.
6. used water difficult to degradate integrated approach device according to claim 4, it is characterised in that: the Fe-C micro electrolysis is filled out
Expect that 10 partial sizes are greater than 9 aperture of light electrolysis waffle slab.
7. according to claim 1,2 and 4 described in any item used water difficult to degradate integrated approach devices, it is characterised in that: described
Strengthen Fenton's reaction pond (4), it is internal to be filled with active carbon (18), and hydrogen peroxide water inlet pipe (20) are equipped with, and for being discharged
The outlet pipe (19) of waste water after purification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331414.7A CN109231599A (en) | 2018-11-09 | 2018-11-09 | A kind of used water difficult to degradate integrated approach device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811331414.7A CN109231599A (en) | 2018-11-09 | 2018-11-09 | A kind of used water difficult to degradate integrated approach device |
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| Publication Number | Publication Date |
|---|---|
| CN109231599A true CN109231599A (en) | 2019-01-18 |
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| CN201811331414.7A Pending CN109231599A (en) | 2018-11-09 | 2018-11-09 | A kind of used water difficult to degradate integrated approach device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101591082A (en) * | 2009-07-13 | 2009-12-02 | 煤炭科学研究总院杭州环境保护研究所 | Organic electroplating waste water multicomponent oxide pretreatment process and device |
| CN102153231A (en) * | 2011-02-28 | 2011-08-17 | 中国石油天然气集团公司 | Method and device for treating high-concentration organic chemical-industrial sewage |
| CN104787941A (en) * | 2015-04-07 | 2015-07-22 | 凯天环保科技股份有限公司 | Advanced oxidative coupling device and process for treating organic wastewater difficult to degrade |
| CN205999191U (en) * | 2016-08-26 | 2017-03-08 | 南京白云化工环境监测有限公司 | A kind of device processing containing PVA high concentrated organic wastewater |
-
2018
- 2018-11-09 CN CN201811331414.7A patent/CN109231599A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101591082A (en) * | 2009-07-13 | 2009-12-02 | 煤炭科学研究总院杭州环境保护研究所 | Organic electroplating waste water multicomponent oxide pretreatment process and device |
| CN102153231A (en) * | 2011-02-28 | 2011-08-17 | 中国石油天然气集团公司 | Method and device for treating high-concentration organic chemical-industrial sewage |
| CN104787941A (en) * | 2015-04-07 | 2015-07-22 | 凯天环保科技股份有限公司 | Advanced oxidative coupling device and process for treating organic wastewater difficult to degrade |
| CN205999191U (en) * | 2016-08-26 | 2017-03-08 | 南京白云化工环境监测有限公司 | A kind of device processing containing PVA high concentrated organic wastewater |
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