CN209602285U - A kind of pulse electro-flocculation-electrocatalysis oxidation reaction device - Google Patents
A kind of pulse electro-flocculation-electrocatalysis oxidation reaction device Download PDFInfo
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- CN209602285U CN209602285U CN201920209642.0U CN201920209642U CN209602285U CN 209602285 U CN209602285 U CN 209602285U CN 201920209642 U CN201920209642 U CN 201920209642U CN 209602285 U CN209602285 U CN 209602285U
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- flocculation
- oxidation reaction
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Abstract
The utility model discloses a kind of pulse electro-flocculation-electrocatalysis oxidation reaction device, including pulse electro-flocculation reactor, inclined-plate clarifying basin, electrocatalysis oxidation reaction device.Under pulse current effect, aluminium anodes dissolves, and the hydroxyl generated with cathode generates aluminium hydroxide polymer in water, in pulse electro-flocculation reactor and pollutant Contact-sorption, floccule is generated, sedimentation separation is carried out in inclined-plate clarifying basin, achievees the purpose that remove pollutant.Sedimentation basin supernatant enters electrocatalysis oxidation reaction pond, and under direct current electro ultrafiltration, direct oxidation occurs on the electrode for residual organic substances or electrode generates strong oxidizing property hydroxyl radical free radical oxidation of organic compounds, and residual organic substances are removed, and guarantees that effluent quality is preferable.
Description
Technical field
The utility model relates to a kind of water treatment facilities, more particularly, to a kind of pulse electro-flocculation-electrocatalysis oxidation reaction
Device.
Background technique
Industrial wastewater has the characteristics that toxicity is big, concentration is high, water is big, the raising with people to environmental requirement, industry
Waste water has influenced the sustainable development of enterprise.Organic wastewater treatment by electrochemical has incomparable superiority, such as: nothing
It need to add that medicament, reaction condition are mild, controllability is strong, process range is wide, occupied area is small.Electric flocculation is with iron or aluminium for sun
Pole, under the function of current, anodic attack dissolution generates metal cation, generates various hydroxyls through a series of hydrolysis, polymerization and is complexed
Object, multinuclear hydroxo complex and hydroxide make water-borne glue state impurity, suspended matter pass through precipitation and separation.Electrocatalytic oxidation is
For one kind using electricity as catalyst, organic matter or anode generation are directly explained by anode has non-selectivity hydroxyl radical free radical indirect
The method of oxidation of organic compounds, this method are not likely to produce intermediate product, more meet the requirement of environmental protection.But current electrochemical treatments
Equipment is in direct current flocculation process, and electric current is too small to will affect flocculating effect, and electric current crosses conference and generates oxide layer in electrode surface
It causes electrode passivation to influence flocculating effect, influences electrode life.
Utility model content
The purpose of this utility model is to provide for a kind of pulse electro-flocculation-electrocatalysis oxidation reaction device.The reactor with
Based on pulse electro-flocculation, remove adding for flocculant from, flocculant is generated by electrochemical reaction in the solution, reaches coagulation and wadding
Solidifying purpose.
For overcome the deficiencies in the prior art, the technical solution adopted in the utility model is:
A kind of pulse electro-flocculation-electrocatalysis oxidation reaction device, including pulse electro-flocculation reactor, inclined-plate clarifying basin and electricity are urged
Oxidation device, the pulse electro-flocculation reactor include the pulse power and reaction tank, and discharge is provided on the reaction tank
Mouthful, outlet is connected with inclined-plate clarifying basin, inlet pipeline and sludge reflux pipeline is communicated on reaction tank, is provided in reaction tank
Blender and pulsed electrode；
The side of inclined-plate clarifying basin is provided with inhalant region, and inhalant region is connected with outlet, and inhalant region inner upper is oblique
Plate settling zone, lower section are settling zone, and sloping plate deposition bottom of pond portion is provided with bucket, and bucket is connected with mud line, mud line
It is connected with sludge reflux pipeline；
The electrocatalysis oxidation reaction device includes shell and DC power supply, and the outside of shell, shell is arranged in DC power supply
It is equipped with water outlet and water inlet, water inlet is connected with sloping plate deposition district top, and electrocatalytic oxidation anode is provided in shell
With electrocatalytic oxidation cathode, electrocatalytic oxidation anode is connected by conducting wire with DC power supply with electrocatalytic oxidation cathode.
Inclined-plate clarifying basin is provided with cleaning shoe, and the bottom of cleaning shoe is located in settling zone, and the top of cleaning shoe passes through inclined plate
The top of sedimentation basin is simultaneously provided with handle.
Electrocatalytic oxidation anode is inserted into water with electrocatalytic oxidation cathode by mode in parallel, and it is anti-to carry out electrocatalytic oxidation
It answers.
Compared with prior art, advantage possessed by the utility model is with beneficial effect:
The utility model pulse electro-flocculation-electrocatalysis oxidation reaction device, including pulse electro-flocculation reactor, sloping plate deposition
Pond, electrocatalysis oxidation reaction device.Under pulse current effect, aluminium anodes dissolves, and the hydroxyl generated with cathode is in water
Aluminium hydroxide polymer is generated, in pulse electro-flocculation reactor and pollutant Contact-sorption, floccule is generated, in inclined-plate clarifying basin
Sedimentation separation is carried out, achievees the purpose that remove pollutant.Sedimentation basin supernatant enters electrocatalysis oxidation reaction pond, makees in direct current
Under, direct oxidation occurs on the electrode for residual organic substances or electrode generates strong oxidizing property hydroxyl radical free radical oxidation of organic compounds,
Residual organic substances are removed, guarantee that effluent quality is preferable.The utility model realizes metal flocculant by pulse electro-flocculation
Electrochemistry preparation method keeps flocculant more abundant in conjunction with water pollutant；Electrode table can be alleviated significantly using the pulse power
Face passivation phenomenon extends electric flocculation service life of equipment；Electrocatalytic oxidation is used after electric flocculation, and residual organic substances are gone
It removes, enhances equipment removal effect, improve effluent quality.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the utility model pulse electro-flocculation-electrocatalysis oxidation reaction device top view；
Fig. 2 is the utility model pulse electro-flocculation-electrocatalysis oxidation reaction device side view；
Fig. 3 is the structural schematic diagram of pulse electro-flocculation reactor；
Fig. 4 is the structural schematic diagram of inclined-plate clarifying basin；
Fig. 5 is the structural schematic diagram of electrocatalysis oxidation reaction device.
In figure: 1- pulse electro-flocculation reactor；The 11- pulse power；12- inlet pipeline；13- blender；14- pulse electricity
Pole；15- reaction tank；16- outlet；17- sludge reflux pipeline；2- inclined-plate clarifying basin；21- inhalant region；22- sloping plate deposition district；
The settling zone 23-；24- cleaning shoe；25- mud line；3- electrocatalysis oxidation reaction device；31- water outlet；32- electrocatalytic oxidation sun
Pole；33- electrocatalytic oxidation cathode；34- shell；35- DC power supply；36- water inlet.
Specific embodiment
In order to further illustrate the utility model, the utility model is retouched in detail with reference to the accompanying drawings and embodiments
It states, but they cannot be interpreted as to the restriction to scope of protection of the utility model.
As shown in Figure 1, 2, the utility model pulse electro-flocculation-electrocatalysis oxidation reaction device, including pulse electro-flocculation reaction
Device 1, inclined-plate clarifying basin 2 and electrocatalysis oxidation reaction device 3,
As shown in figure 3, the pulse electro-flocculation reactor includes the pulse power 11 and reaction tank 15, set on the reaction tank
It is equipped with outlet 16, outlet 16 is connected with inclined-plate clarifying basin 2, and inlet pipeline 12 and mud return line are communicated on reaction tank
Road 17, blender 13 and pulsed electrode 14 are provided in reaction tank, and pulsed electrode is connect by conducting wire with the pulse power.Water passes through
Inlet pipeline 12 enters reaction tank 15, dissolves pulsed electrode 14 under the effect of the pulse power 11, the hydrogen generated with cathode
Oxygen root reacts, and generates aluminium hydroxide polymer, and cohesion is mixed with suspended matter with Organic substance in water, generates a large amount of suspensions
Grain enters inclined-plate clarifying basin 2 by outlet 16.
As shown in figure 4, the side of inclined-plate clarifying basin is provided with inhalant region 21, inhalant region 21 and pulse electro-flocculation reactor are arranged
Outlet 16 is connected, and the inner upper of inclined-plate clarifying basin is sloping plate deposition district 22, and lower section is settling zone 23, sloping plate deposition bottom of pond portion
For bucket, bucket is connected with mud line 25, and mud line 25 is connected with pulse electro-flocculation reactor sludge reflux pipeline 17
It is logical, to supplement pulse electro-flocculation reactor sludge concentration；Sloping plate deposition district top and 36 phase of electrocatalysis oxidation reaction device water inlet
Connection.Inclined-plate clarifying basin is additionally provided with cleaning shoe 24, and the bottom of cleaning shoe is located in settling zone, and the top of cleaning shoe passes through inclined plate
The top of sedimentation basin is simultaneously provided with handle.Sludge is settled down to precipitating bottom of pond portion by settling zone 23, is collected extremely by cleaning shoe 24
In bucket, into mud line 25.
As shown in figure 5, the electrocatalysis oxidation reaction device 3 includes shell 34 and DC power supply 35, DC power supply setting exists
The outside of shell, shell are equipped with water outlet 31 and water inlet 36, are provided with electrocatalytic oxidation anode 32 and electro-catalysis in shell
Cathode 33 is aoxidized, electrocatalytic oxidation anode is connected by conducting wire with DC power supply with electrocatalytic oxidation cathode.Electrocatalytic oxidation sun
Pole is inserted into water with electrocatalytic oxidation cathode by mode in parallel, and electrocatalysis oxidation reaction is carried out.Electrocatalytic oxidation anode with
Electrocatalytic oxidation cathode is interleaved alternately in electrolytic cell, increases electrode contact surface product, and further removing pulse electro-flocculation not can be removed
Soluble organic matter.
Water passes through top water inlet 36 and enters electrocatalysis oxidation reaction device, is powered by DC power supply 35, in electrocatalytic oxidation
Residual organic substances in water are decomposed under the action of anode 32 and electrocatalytic oxidation cathode 33, purified water is discharged from water outlet 31.
Suspension enters inclined-plate clarifying basin by outlet 16.In the mutual adsorption precipitation of 22 suspended matter of sloping plate deposition district, heavy
Shallow lake area 23 settles, and supernatant is entered in electrocatalysis oxidation reaction device by water outlet 31, and precipitating sludge passes through mud line
25 discharges, are back to sludge reflux pipeline 17, into pulse electro-flocculation reactor 1, to increase sludge concentration, improve flocculation effect
Fruit.
Supernatant enters electrocatalysis oxidation reaction device by water outlet 31, in electrocatalytic oxidation sun under the effect of DC power supply 35
Direct oxidation or indirect oxidation occur for pole 32, and residual organic substances are removed, and to improve effluent quality, last water passes through water outlet 31
Outflow reactor.
The working principle of the utility model is: metal anode is dissolved in water production outside plus under pulse current effect
Cathode generates hydroxyl while raw metal cation, combines generate hydroxide wadding body in water, sends out with most of organic matters
Raw absorption, sedimentation basin is entered under flow action, carries out sedimentation removal in inclined plate.The residual organic substances to suspend in water enter electricity and urge
Oxidation pond is removed.The utility model generates aluminium hydroxide flocculation by pulse electro-flocculation method in water, avoids
It makes up a prescription and adds, polymer is generated by aluminium electrode and removes organic matter, pulsed current signal is generated by using the pulse power, is increased
Large electrode surface turbulence mitigates anodizing.The dissolved organic matter that pulse electro-flocculation not can be removed is removed by electrocatalytic oxidation.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (3)
1. a kind of pulse electro-flocculation-electrocatalysis oxidation reaction device, it is characterised in that: including pulse electro-flocculation reactor (1), inclined plate
Sedimentation basin (2) and electrocatalysis oxidation reaction device (3),
The pulse electro-flocculation reactor includes the pulse power (11) and reaction tank (15), is provided with outlet on the reaction tank
(16), outlet (16) is connected with inclined-plate clarifying basin (2), and inlet pipeline (12) and sludge reflux pipeline are communicated on reaction tank
(17), blender (13) and pulsed electrode (14) are provided in reaction tank；
The side of inclined-plate clarifying basin is provided with inhalant region (21), and inhalant region (21) is connected with outlet (16), inside inhalant region
Top is sloping plate deposition district (22), and lower section is settling zone (23), and sloping plate deposition bottom of pond portion is provided with bucket, bucket and mud line
(25) it is connected, mud line (25) is connected with sludge reflux pipeline (17)；
The electrocatalysis oxidation reaction device (3) includes shell (34) and DC power supply (35), and the outer of shell is arranged in DC power supply
Portion, shell are equipped with water outlet (31) and water inlet (36), and water inlet (36) is connected with sloping plate deposition district top, sets in shell
It is equipped with electrocatalytic oxidation anode (32) and electrocatalytic oxidation cathode (33), electrocatalytic oxidation anode passes through with electrocatalytic oxidation cathode
Conducting wire is connected with DC power supply.
2. a kind of pulse electro-flocculation-electrocatalysis oxidation reaction device according to claim 1, it is characterised in that: sloping plate deposition
Pond is provided with cleaning shoe (24), and the bottom of cleaning shoe is located in settling zone, and the top of cleaning shoe passes through the top of inclined-plate clarifying basin
And it is provided with handle.
3. a kind of pulse electro-flocculation-electrocatalysis oxidation reaction device according to claim 1, it is characterised in that: electrocatalytic oxidation
Change anode to be inserted into water with electrocatalytic oxidation cathode by mode in parallel, carries out electrocatalysis oxidation reaction.
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| CN201920209642.0U CN209602285U (en) | 2019-02-18 | 2019-02-18 | A kind of pulse electro-flocculation-electrocatalysis oxidation reaction device |
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| CN201920209642.0U CN209602285U (en) | 2019-02-18 | 2019-02-18 | A kind of pulse electro-flocculation-electrocatalysis oxidation reaction device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912224A (en) * | 2020-07-07 | 2022-01-11 | 中国石油天然气集团有限公司 | Treatment method and treatment equipment for coal bed gas produced water |
| CN114180684A (en) * | 2021-12-15 | 2022-03-15 | 南京工业大学 | Device and method for treating perfluorinated compound wastewater through electrocatalysis-electrocoagulation cooperation |
| CN114225480A (en) * | 2021-11-09 | 2022-03-25 | 合肥中盛水务发展有限公司 | Self-cleaning decarbonization efficient sedimentation tank system |
| CN115594256A (en) * | 2022-10-20 | 2023-01-13 | 西安西热水务环保有限公司（Cn） | Three-dimensional electrode electric descaling water treatment device and method with flocculation effect |
-
2019
- 2019-02-18 CN CN201920209642.0U patent/CN209602285U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912224A (en) * | 2020-07-07 | 2022-01-11 | 中国石油天然气集团有限公司 | Treatment method and treatment equipment for coal bed gas produced water |
| CN114225480A (en) * | 2021-11-09 | 2022-03-25 | 合肥中盛水务发展有限公司 | Self-cleaning decarbonization efficient sedimentation tank system |
| CN114180684A (en) * | 2021-12-15 | 2022-03-15 | 南京工业大学 | Device and method for treating perfluorinated compound wastewater through electrocatalysis-electrocoagulation cooperation |
| CN115594256A (en) * | 2022-10-20 | 2023-01-13 | 西安西热水务环保有限公司（Cn） | Three-dimensional electrode electric descaling water treatment device and method with flocculation effect |
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