CN103288180A - Electro-catalysis oxidation sewage treatment device - Google Patents
Electro-catalysis oxidation sewage treatment device Download PDFInfo
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- CN103288180A CN103288180A CN2012100508236A CN201210050823A CN103288180A CN 103288180 A CN103288180 A CN 103288180A CN 2012100508236 A CN2012100508236 A CN 2012100508236A CN 201210050823 A CN201210050823 A CN 201210050823A CN 103288180 A CN103288180 A CN 103288180A
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Abstract
The invention discloses an electro-catalysis oxidation sewage treatment device, which mainly solves the problems that the existing three-dimensional electrode electro-catalysis oxidation sewage treatment device cannot be industrialized in use. The electro-catalysis oxidation sewage treatment device comprises multiple layers of netted electro-catalysis oxidation assemblies, a water discharging assembly and a water inlet assembly, wherein the multiple layers of netted electro-catalysis oxidation assemblies are formed by superimposing multiple layers of electrode drawers, and a granule electrode is arranged inside each layer of electrode drawer; the water discharging assembly and the water inlet assembly are arranged on the multiple layers of netted electro-catalysis oxidation assemblies; a metal netted electrode is installed between every two electrode drawers, and the electro-catalysis oxidation sewage treatment device also comprises a bipolar (inversible) pulse power supply for powering the metal netted electrode. By adopting the electro-catalysis oxidation sewage treatment device, the reasonable electric field distribution and valid working current can be produced, the short-circuit current and bypass current can be avoided, and highest efficiency and best benefit can be achieved. The power supply has an electrode inversing function, so that the cathode scaling problem of the sewage with complicated components can be solved.
Description
Technical field
The present invention relates to a kind of waste disposal plant, be specifically related to a kind of commercial power catalyzed oxidation waste disposal plant.
Background technology
The existing electro-catalytic oxidation technology that is used for sewage disposal has multiple functions such as oxidation, reduction, neutralization, cohesion, air supporting concurrently, applicable to multiple difficult water quality, can work at normal temperatures and pressures, energy consumption is low, in treating processes, do not add any medicine, do not produce new pollution substance, reduced sludge quantity significantly, can cooperate the purpose that reaches the comprehensive regulation with other Technology, be called as environmentally friendly new technology.Especially in recent years the appearance of three-diemsnional electrode theory has increased substantially processing power, has further reduced energy consumption, has demonstrated great vitality.But, although various academic papers for many years, continuous appearance is put in experimental installation and back yard industry makeup, but large-scale application is traced it to its cause in the industrialization Sewage treatment systems not yet so far, still because the basic theory of industrial application, state of the art, apparatus structure, the cost cost safeguards that use waits aspects not reach industrial application requirements as yet.
Summary of the invention
Main purpose of the present invention is to provide a kind of catalytic oxidation waste disposal plant, and it mainly solves the problem that existing three-diemsnional electrode catalytic oxidation waste disposal plant can't industrial applications.
The invention provides a kind of catalytic oxidation waste disposal plant, comprising:
The netted catalytic oxidation assembly of multilayer is formed by stacking by the multi-layered electrode drawer, is provided with mosaic electrode in every layer of electrode drawer;
Be arranged on drain assembly and water inlet assembly on the netted catalytic oxidation assembly of multilayer;
Wherein, between the described multi-layered electrode drawer wire mesh electrode is housed.
Wherein, also comprise: be the power supply of described wire mesh electrode power supply.
Preferably, described every layer of electrode drawer comprises:
The drawer frame that has the space cell of a plurality of mutual isolation;
Be respectively charged into a plurality of mosaic electrodes unit in a plurality of space cells of described drawer frame; And
Be installed in the insulation net at bottom and/or the top of the drawer frame that a plurality of mosaic electrodes unit has been housed respectively.
In addition, described mosaic electrode unit comprises:
Mosaic electrode grid with a plurality of grids;
Be filled in the mosaic electrode with catalysis of the multiple different electric conductivitys in each grid of described mosaic electrode grid.
Wherein, the volume of the mosaic electrode of filling in each grid of described mosaic electrode grid accounts for cumulative volume 70%-80% in each grid.
In addition, described wire mesh electrode comprises:
The metal net shaped anode of ti-based coating and the metal net shaped negative electrode of ti-based coating; Wherein
The metal net shaped anode of ti-based coating and the metal net shaped negative electrode of ti-based coating are disposed between the multilayer drawer, and leave the termination in the drawer outside.
Described drain assembly comprises the drainage tray that is arranged on the netted catalytic oxidation assembly of multilayer, and is arranged on water shoot and vapor pipe on the drainage tray;
Described water inlet assembly comprise be arranged on the netted catalytic oxidation assembly of multilayer downside inlet flume, and be arranged on water inlet pipe and inlet pipe on the inlet flume.
Wherein, described power supply is the bipolar pulse power supply of the utmost point.
Compared with prior art, beneficial effect of the present invention is:
1, the present invention is by being provided with the netted catalytic oxidation assembly that multilayer has mosaic electrode, and between the electrode drawer wire mesh electrode is installed; Make whole device can guarantee to produce rational electric field distribution and effective working current, and avoid the generation of short-circuit current and by-pass current as far as possible, make device have top efficiency and optimum efficiency.
2, the electrode drawer comprises the space cell of a plurality of mutual isolation among the present invention, and pack into its interior mosaic electrode unit and the insulation net that is installed in bottom and/or the top of drawer frame.Rational in infrastructure, installation is simple, easy to maintenance, cost is cheap relatively, efficient is higher, energy consumption is lower, makes three-dimensional electro-catalytic oxidation technology possess the condition of industrial applications.
3, the power supply of the present invention's use is bipolar (the utmost point) high frequency pulse dc power supply, according to different treatment water quality, adopts different dutycycles, to cut down the consumption of energy significantly, slows down anode passivation.The function of falling the utmost point of bipolar (the utmost point) high frequency pulse dc power supply has solved the negative electrode scale problems of complicated composition sewage.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of electrode drawer among the present invention;
Fig. 3 is the mosaic electrode modular construction synoptic diagram in the electrode drawer among the present invention;
Fig. 4 is the structural representation of metal electrode among the present invention;
Fig. 5 is the structural representation of power supply among the present invention.
Description of reference numerals among the figure: 1, electrode drawer; 11, space cell; 12, insulation net; 13, dividing plate; 14, grid; 15, mosaic electrode; 16, drawer frame; 17, mosaic electrode unit; 2, drainage tray; 21, water shoot; 22, vapor pipe; 3, inlet flume; 31, water inlet pipe; 32, inlet pipe; 4, wire mesh electrode; 5, power supply.
Embodiment
, should be appreciated that following illustrated preferred embodiment only is used for description and interpretation the present invention, and be not used in restriction the present invention a preferred embodiment of the present invention will be described in detail below in conjunction with accompanying drawing.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of catalytic oxidation waste disposal plant comprises: the netted catalytic oxidation assembly of multilayer, be formed by stacking by multi-layered electrode drawer 1, and be provided with mosaic electrode 15 in every layer of electrode drawer 1; Be arranged on drain assembly and water inlet assembly on the netted catalytic oxidation assembly of multilayer; Wherein, wire mesh electrode 4 is housed between the multi-layered electrode drawer 1.
As Fig. 1 and Fig. 5, apparatus of the present invention also comprise: be the power supply 5 of wire mesh electrode 4 power supplies.
As shown in Figure 2, every layer of electrode drawer 1 comprises: the drawer frame 16 that has the space cell 11 of a plurality of mutual isolation; Be respectively charged into a plurality of mosaic electrodes unit 17 in a plurality of space cells of drawer frame 16; And the insulation net 12 that is installed in bottom and/or the top of the drawer frame 1 that a plurality of mosaic electrodes unit 17 has been housed respectively, can the insulation net all be set at bottom and the top of drawer frame, also can the insulation net be set in its bottom or top, use other conductors or semi-conductive spacer in the another side of correspondence, to realize the processing to sewage.
Wherein, as shown in Figure 3, mosaic electrode unit 17 comprises: the mosaic electrode grid 14 with a plurality of grids; Be filled in the mosaic electrode 15 of the multiple different electric conductivitys in each grid of mosaic electrode grid 14.The volume of the mosaic electrode of filling in each grid of mosaic electrode grid 14 accounts for the 70%-80% of cumulative volume in the grid; Wherein cumulative volume is grid and the volume that covers the inside accommodation space that the insulation net on grid constitutes in the grid.
In addition, be impregnated with catalyst particle in the described mosaic electrode 15, catalyst particle is selected different catalyzer according to industrial needs, as cupric oxide, Z 250 and tin antimony etc.
Wherein, as shown in Figure 4, wire mesh electrode is the steady electrode of ti-based coating shape, comprises the metal net shaped anode of ti-based coating and the metal net shaped negative electrode of ti-based coating.Wherein, the metal net shaped anode of ti-based coating and negative electrode are disposed between the multi-layered electrode drawer 1, and leave the termination in electrode drawer 1 outside.
Wherein, as shown in Figure 1, drain assembly comprises the drainage tray 2 that is arranged on the netted catalytic oxidation assembly of multilayer, and the water shoot 21 and the vapor pipe 22 that are arranged on the drainage tray 2; The water inlet assembly comprise be arranged on the netted catalytic oxidation assembly of multilayer downside following inlet flume 3, and be arranged on down water inlet pipe 31 and inlet pipe 32 on the inlet flume 3.Water quality according to different sewage selects whether to carry out aerobic sewage disposal and anaerobic sewage disposal.
In addition, as shown in Figure 4, power supply 5 is the bipolar pulse power supply of the utmost point.The bipolar pulse power supply is the high frequency direct current pulse power source, uses the power supply of high frequency direct current pulse power source to slow down anode passivation, adopts different dutycycles to save the energy significantly according to different processing objects.The function of falling the utmost point of power supply has solved the negative electrode scale problems of complicated composition sewage.
Be provided with the time control module of falling the utmost point in the bipolar pulse power supply, can set the time of falling the utmost point, to realize positive and negative electrode the optimum of sewage is handled.
During concrete the making, as shown in Figure 1, whole housing provided by the invention (support body of drain assembly, electrode drawer up and down) all is the pp material.Comprise cloth tank and last cloth tank down, and middle multilayer drawer formula structure is formed by connecting.The junction is the hermetic unit of wire mesh electrode 4 simultaneously, and sealing and installation are very simple.
Wherein, as shown in Figure 4, multilayer mesh electrode 4 has adopted the steady electrode of titanium base shape, and it is provided with the multi-element metal oxide coating, and the multi-element metal oxide coating possesses higher catalytic performance, long life-span, the desirable oxygen chlorine evolution potential of analysing.The wire mesh electrode level is installed, and gasket all around guarantees that to the outstanding 5-10mm of the PP inside wall of cylinder sewage not along the tank skin channelling, guarantees to handle quality.
As depicted in figs. 1 and 2, adopt the electrode drawer 1 of multilayer multiple-unit wire-grid structure between the wire mesh electrode 4, be configured with the space cell that numerous dividing plates 13 are partitioned in each electrode drawer 1, the top and bottom of electrode drawer 1 also can be with insulation net 12 at each aperture plate (grid and insulation net) closed-cell respectively by 12 sealings of insulation net.In each space cell, three kinds of mosaic electrodes of three kinds of different electric conductivitys of filling and different catalytic performances constitute mosaic electrode unit 17.The structure of mosaic electrode unit 17 has been avoided the generation of short-circuit current and by-pass current to greatest extent, makes the working current maximization.Make three-diemsnional electrode catalytic oxidation process be tending towards perfect condition.
Under the ventilation situation, the mosaic electrode 15 in numerous space cells forms suspension bed, has improved processing efficiency greatly and has avoided obstruction simultaneously.
The present invention has adopted current to be parallel to the mentality of designing of the sense of current.This is because current perpendicular to the project organization of the sense of current, when the expansion scale is used for suitability for industrialized production, are difficult to guarantee rational mutual the distribution and suspended state of mosaic electrode of different electric conductivitys; Because polar plate spacing is centimetre-sized, behind a large amount of mosaic electrode 15 of filling, make installation and maintenance become very difficult, almost can't keep in repair in the production scene.And adopt the horizontal electrode drawer formula structure of multilayer, satisfactory solution the problems referred to above.It is short that the multilayered structure that adopts has solved interpole gap, the problem for the treatment of time deficiency, and owing to the sewage passivation that continuous reverse has been slowed down metal electrode when flowing through between the anode and cathode, accelerated the process of electrocoagulation, become the advantage that has characteristic.
The present invention changes netted pole plate into level and installs, and utilizes the electrode drawer formula grid that is divided into thousands of junior units, each working cell is drawn little, makes each working cell near the junior unit under the laboratory conditions.Utilize grid again the mosaic electrode in each working cell to be divided into littler subelement.Also be provided with the particle separate mesh on each top and bottom, working cell, the particle separate mesh is insulation net 12 with holes, the insulated particle that also is equivalent to one deck fixed position, the particle of the band catalyzer different with the electric conductivity of 2-3 kind packing density about 80% constitutes mosaic electrode 15 jointly again.Because mosaic electrode 15 is not full of the space, under the environment that feeds sewage and air, particle 15 electrodes of different electric conductivitys are in mutual and suspended state, can realize the optimizing that catalytic oxidation is handled.These thousands of independently working cells will not be subjected to scale, volume and total fill able quantitative limitation, can easily be applied to big industrial production.
Be the negative electrode scale problems that the sewage that prevents from handling the composition complexity causes, the power supply that this patent invention is used is the bipolar pulse power supply of the utmost point.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention does, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (9)
1. a catalytic oxidation waste disposal plant is characterized in that, comprising:
The netted catalytic oxidation assembly of multilayer is formed by stacking by multi-layered electrode drawer (1), is provided with mosaic electrode (15) in every layer of electrode drawer (1);
Be arranged on drain assembly and water inlet assembly on the netted catalytic oxidation assembly of multilayer;
Wherein, wire mesh electrode (4) is housed between the described multi-layered electrode drawer (1).
2. catalytic oxidation waste disposal plant according to claim 1 is characterized in that, also comprises: be the power supply (5) of described wire mesh electrode (4) power supply.
3. catalytic oxidation waste disposal plant according to claim 1 is characterized in that, described every layer of electrode drawer (1) comprising:
The drawer frame (16) that has the space cell of a plurality of mutual isolation;
Be respectively charged into a plurality of mosaic electrodes unit (17) in a plurality of space cells (11) of described drawer frame (16); And
Be installed in the insulation net (12) at bottom and/or the top of the drawer frame (1) that a plurality of mosaic electrodes unit (17) has been housed respectively.
4. catalytic oxidation waste disposal plant according to claim 3 is characterized in that, described mosaic electrode unit (17) comprising:
Mosaic electrode grid (14) with a plurality of grids;
Be filled in the mosaic electrode (15) of the multiple different electric conductivitys in each grid of described mosaic electrode grid (14).
5. catalytic oxidation waste disposal plant according to claim 4 is characterized in that, the volume of the mosaic electrode of filling in each grid of described mosaic electrode grid (14) accounts for the 70%-80% of cumulative volume in the grid.
6. catalytic oxidation waste disposal plant according to claim 4 is characterized in that, described mosaic electrode is impregnated with catalyst particle in (15).
7. catalytic oxidation waste disposal plant according to claim 1 is characterized in that, described wire mesh electrode (4) comprising:
The metal net shaped anode of ti-based coating and the metal net shaped negative electrode of ti-based coating; Wherein
The metal net shaped anode of ti-based coating and the metal net shaped negative electrode of ti-based coating are disposed between the multi-layered electrode drawer (1), and leave the termination in electrode drawer (1) outside.
8. catalytic oxidation waste disposal plant according to claim 7, it is characterized in that, described drain assembly comprises the drainage tray (2) that is arranged on the netted catalytic oxidation assembly of multilayer, and the water shoot (21) and the vapor pipe (22) that are arranged on (2) on the drainage tray;
Described water inlet assembly comprises the inlet flume (3) that is arranged on the netted catalytic oxidation assembly of multilayer downside, and is arranged on water inlet pipe (31) and inlet pipe (32) on the inlet flume (3).
9. catalytic oxidation waste disposal plant according to claim 2 is characterized in that, described power supply (5) is the bipolar pulse power supply of the utmost point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100508236A CN103288180A (en) | 2012-02-29 | 2012-02-29 | Electro-catalysis oxidation sewage treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100508236A CN103288180A (en) | 2012-02-29 | 2012-02-29 | Electro-catalysis oxidation sewage treatment device |
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| CN103288180A true CN103288180A (en) | 2013-09-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103435133A (en) * | 2013-09-12 | 2013-12-11 | 苏州大学 | Waste water treatment system |
| CN104556310A (en) * | 2015-01-09 | 2015-04-29 | 哈尔滨工业大学 | Upwelling bipolar three-dimensional electrochemical reactor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100503012C (en) * | 2006-05-24 | 2009-06-24 | 黄立维 | Method for removing harmful gas from air current |
| CN201626863U (en) * | 2009-09-25 | 2010-11-10 | 中山大学 | Cascaded catalytic and electrolytic coupling reactor |
| CN202576051U (en) * | 2012-02-29 | 2012-12-05 | 东营思柏睿环保新技术有限公司 | Electrocatalytic oxidation sewage treatment device |
-
2012
- 2012-02-29 CN CN2012100508236A patent/CN103288180A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100503012C (en) * | 2006-05-24 | 2009-06-24 | 黄立维 | Method for removing harmful gas from air current |
| CN201626863U (en) * | 2009-09-25 | 2010-11-10 | 中山大学 | Cascaded catalytic and electrolytic coupling reactor |
| CN202576051U (en) * | 2012-02-29 | 2012-12-05 | 东营思柏睿环保新技术有限公司 | Electrocatalytic oxidation sewage treatment device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103435133A (en) * | 2013-09-12 | 2013-12-11 | 苏州大学 | Waste water treatment system |
| CN103435133B (en) * | 2013-09-12 | 2015-07-15 | 苏州大学 | Waste water treatment system |
| CN104556310A (en) * | 2015-01-09 | 2015-04-29 | 哈尔滨工业大学 | Upwelling bipolar three-dimensional electrochemical reactor |
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Application publication date: 20130911 |