CN206692387U - A kind of multistage gallery type electricity fenton sewage processing unit - Google Patents
A kind of multistage gallery type electricity fenton sewage processing unit Download PDFInfo
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- CN206692387U CN206692387U CN201720367951.1U CN201720367951U CN206692387U CN 206692387 U CN206692387 U CN 206692387U CN 201720367951 U CN201720367951 U CN 201720367951U CN 206692387 U CN206692387 U CN 206692387U
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Abstract
A kind of multistage gallery type electricity fenton sewage processing unit, the device includes power supply and treatment tank, described treatment tank interior edge water (flow) direction is sequentially provided with inhalant region, multistage gallery baffling area and exhalant region, described multistage gallery baffling area along water (flow) direction replaces stagger arrangement by anode flow-stopping plate and negative electrode flow-stopping plate from the side wall of the treatment tank influent side and is arranged at intervals successively to be formed, and the positive and negative electrode of the power supply connects described anode flow-stopping plate and negative electrode flow-stopping plate respectively；Described inhalant region is surrounded by the side wall of water inlet water distributing plate and the treatment tank water inlet end, and described exhalant region is surrounded by water outlet weir plate and the side wall of the treatment tank water side.The logical the more gallery baffling of the device, is sufficiently mixed sewage, reduces the processing time of electric Fenton, reduce the loss to electrode；Equipment is relatively easy, and the parameter that electrolytic process need to control only has electric current and voltage, it is easy to accomplish automatically controls.
Description
Technical field
It the utility model is related to a kind of multistage gallery type electricity fenton sewage processing unit.
Background technology
1894, French scientist Fenton was invented with ferrous ion (Fe2+) and hydrogen peroxide (H2O2) in acid condition
Lower hydroxyl radical free radical (OH) of the generation with strong oxidizing property, OH oxidizing potentials are up to 2.8V, and it is almost to all organic
Molecule has the oxygenolysis that intensity does not wait.This achievement is named as Fenton (Fenton) reactions, and extensive use
In handling the persistent organic pollutants in waste water.But traditional Fenton process (adds Fenton reagent i.e. in organic wastewater
Method) problems be present, it is allowed to be difficult to extensive use：(1) scene is needed to add H2O2In Fe2+, reagent consumption amount is big, processing
Cost is high；(2) H being added in reactor2O2Water and oxygen can be decomposed into, wastes oxidant；(3) due to H2O2In Fe2+
Reaction is disposable before starting to be added, and causes OH in course of reaction to produce rate attenuation quickly, the degraded of initial reaction stage organic matter
Quickly, however as the progress of reaction, degradation rate is reduced speed quickly, and treatment effect is decreased obviously；(4) sludge quantity caused by
Greatly, it is necessary to further handle, and secondary pollution may be caused.
The shortcomings that electric Fenton technology (Electro-Fenton Process) is to overcome traditional Fenton process, improve at water
The new technology managed effect and grown up.Electro-fenton process is persistently to produce Fe using electrochemical process2+And H2O2, both produce
Act on immediately afterwards and generate the hydroxyl radical free radical with high activity, organic matter is degraded, its essence is exactly in electrolytic process
In directly generate Fenton reagent.The general principle of electro-Fenton reaction is that dissolved oxygen passes through generation two on suitable cathode material surface
The oxygen reduction reaction of electronics produces hydrogen peroxide (H2O2), O2+2H++2e-→H2O2.The H of generation2O2Can be with the Fe in solution2+
Catalyst reaction produces strong oxidizer hydroxyl radical free radical (OH), H2O2+Fe2+→Fe3++·OH+OH-.In electric Fenton system,
Due to the Fe with catalysis2+Can only it be needed by the effective reduction of number of ways realization, therefore only in system a small amount of
Molysite is present.It is relatively common to be mixed for single-stage interval is static in electric fenton sewage processing unit commonly used at present
Box-like, processing generally requires the longer residence time.In addition, to concentrate on negative electrode attached for the effective processing region of single-stage static type device
Closely, it is unfavorable for the uniform mixing of waste water, it is larger to export license, and treatment effeciency is limited.
Utility model content
The purpose of this utility model is：Overcome prior art defect, there is provided at a kind of multistage gallery type electricity fenton sewage
Device is managed, the device is continued using electrochemical process, efficiently produces Fe2+And H2O2, greatly reduce adding for Fenton medicament.By setting
The dynamic flow route of multistage gallery type is counted, is sufficiently mixed sewage, improves the treatment effeciency of electric Fenton, reduces the place of electric Fenton
The time is managed, reduces the loss to electrode.
The purpose of this utility model is achieved through the following technical solutions：
A kind of multistage gallery type electricity fenton sewage processing unit, the device include power supply and treatment tank, described dirt
Water treating pond interior edge water (flow) direction is sequentially provided with inhalant region, multistage gallery baffling area and exhalant region, described multistage gallery baffling
Area is alternately wrong successively along water (flow) direction by anode flow-stopping plate and negative electrode flow-stopping plate from the side wall of the treatment tank influent side
Row, which are arranged at intervals, to be formed, and the positive and negative electrode of the power supply connects described anode flow-stopping plate and negative electrode flow-stopping plate respectively；Described enters
Pool is surrounded by the side wall of water inlet water distributing plate and the treatment tank water inlet end, described exhalant region by water outlet weir plate with it is described
The side wall for the treatment of tank water side surrounds.
As a kind of optimal technical scheme：The both sides of the negative electrode flow-stopping plate bottom are respectively equipped with boring aeration pipe, two
One end of the boring aeration pipe is connected, other end connection air blower.
As another optimal technical scheme：Described treatment tank is that square, described inhalant region is by entering water cloth
The Delta Region that the side wall of water plate and square treatment tank corner surrounds, by being located in the treatment tank side wall
Water inlet pipe injects pending waste water to inhalant region；Described exhalant region is by water outlet weir plate and the treatment tank corner
The Delta Region that side wall surrounds, the waste water after being handled by the outlet pipe discharge being located in the treatment tank side wall.
It is further preferred that the device also includes pH on-line monitoring systems and pH regulation tanks are used to monitoring and adjusting inhalant region
The pH value of waste water.
Described anode flow-stopping plate and negative electrode flow-stopping plate two-plate spacing is equal；The baffling corridor in the multistage gallery baffling area
Road is no less than 4.
Water distributing pore is uniformly provided with described water inlet water distributing plate (aperture is 50mm or so)；Set at the top of described water outlet weir plate
There are several triangle notch, and water outlet weir plate highly surveys the height of wall less than treatment tank.
Described water inlet pipe is located at the top that inhalant region treatment tank surveys wall；Described outlet pipe is located at exhalant region sewage
Processing pond surveys the bottom of wall.
Described power supply is dc source, preferably adjustable electric pressure type dc source, and carries voltage, and electric current is shown.
The probe insertion inhalant region of described pH on-line monitoring systems, the pH of monitoring water inlet in real time.
The regulation reagent of described pH regulation tanks is sulfuric acid solution.
Basic functional principle of the present utility model is：Sewage enters inhalant region, regulation pH to appropriate value by water inlet pipe.It
Afterwards, sewage is respectively equipped with negative electrode flow-stopping plate by water distributing plate of intaking even into multistage gallery baffling area, the both sides of every grade of gallery
With anode flow-stopping plate, while it is aerated in negative electrode flow-stopping plate lower end, sewage flows through along gallery, carries out electro-Fenton reaction.Finally,
Sewage after processing enters exhalant region by water outlet weir plate, is discharged by outlet pipe.
The beneficial effects of the utility model are embodied in：
(1) in electric Fenton system, due to Fe2+And H2O2It in situ can persistently produce, reduce the consumption of medicament；
(2) by multistage electric Fenton, pollutant multistage sustaining degradation is realized, improves treatment effeciency；
(3) by more gallery bafflings, sewage is sufficiently mixed, reduces the processing time of electric Fenton, reduces the damage to electrode
Consumption；
(4) generation efficiency of increase hydrogen peroxide, and minus plate bottom both sides boring aeration pipe annular are aerated by negative electrode
Communicate, prevent air flow shortcircuit caused by local aeration tube damage；
(5) pH on-line detecting systems are set, the pH value into the aqueous solution can be monitored in real time, and tank is adjusted by pH and adjusted in time
Save inlet flow-patterm；
(6) equipment is relatively easy, and the parameter that electrolytic process need to control only has electric current and voltage, it is easy to accomplish automatically controls；
(7) it is easy to combine with other methods, is easy to the comprehensive regulation of waste water.
Brief description of the drawings
Fig. 1 is the utility model multistage gallery type electricity fenton sewage processing device structure diagram；
Fig. 2 is the utility model multistage gallery type electricity fenton sewage processing unit top view.
Wherein, 1-dc source, 2-anode flow-stopping plate, 3-negative electrode flow-stopping plate, 4-water inlet water distributing plate, 5-effluent weir
Plate, 6-boring aeration pipe, 7-water inlet pipe, 8-outlet pipe, 9-air blower, 10-inhalant region, 11-multistage gallery baffling area,
12-exhalant region, 13-pH regulation tanks, 14-pH on-line monitoring systems
Embodiment
Implementation of the present utility model is described in further detail below in conjunction with the accompanying drawings, but embodiment party of the present utility model
Formula not limited to this.
As depicted in figs. 1 and 2, a kind of multistage gallery type electricity fenton sewage processing unit, the device include the He of dc source 1
Treatment tank, described treatment tank interior edge water (flow) direction are sequentially provided with inhalant region 10, multistage gallery baffling area 11 and gone out
Pool 12, described multistage gallery baffling area 11 is from the side wall of the treatment tank influent side by anode flow-stopping plate 2 and the moon
Pole flow-stopping plate 3 replaces stagger arrangement along water (flow) direction and is arranged at intervals to be formed successively, and the positive and negative electrode of the dc source 1 connects institute respectively
The anode flow-stopping plate 2 and negative electrode flow-stopping plate 3 stated；Described anode flow-stopping plate 2 is equal with the two-plate spacing of negative electrode flow-stopping plate 3；Institute
The baffling gallery for stating multistage gallery baffling area is no less than 4.The both sides of the bottom of negative electrode flow-stopping plate 3 are respectively equipped with boring aeration
Pipe 6, one end of two boring aeration pipes 6 are connected, other end connection air blower 9.Described inhalant region 10 is by entering water cloth
The side wall of water plate 4 and the treatment tank water inlet end surrounds, and described exhalant region is by water outlet weir plate 5 and the treatment tank
The side wall of water side surrounds.As another optimal technical scheme：Described treatment tank is square, described inhalant region 10
For the Delta Region surrounded by the side wall of water inlet water distributing plate 4 and square treatment tank corner, by being located at the sewage
Water inlet pipe 7 in reason pond side wall injects pending waste water to inhalant region 10；Described exhalant region 12 be by water outlet weir plate 5 with it is described
The Delta Region that the side wall for the treatment of tank corner surrounds, pass through the row of outlet pipe 8 being located in the treatment tank side wall
The waste water gone out after processing.Water distributing pore is uniformly provided with described water inlet water distributing plate 4 (aperture is 50mm or so)；Described effluent weir
The top of plate 5 is provided with several triangle notch, and the height of water outlet weir plate 5 surveys the height of wall less than treatment tank.Described enters
Water pipe 7 is located at the top that inhalant region treatment tank surveys wall；Described outlet pipe 8 is located at exhalant region treatment tank and surveyed under wall
Portion.
It is further preferred that the device also include pH on-line monitoring systems 14 and pH regulation tank 13 be used for monitor and adjust into
The pH value of pool waste water.
Described dc source 1 is adjustable electric pressure type dc source, and carries voltage, and electric current is shown.Described pH is online
The probe insertion inhalant region 10 of monitoring system 14, the pH of monitoring water inlet in real time.The regulation reagent of described pH regulation tanks 13 is sulphur
Acid solution.
During using above-mentioned multistage gallery type electricity fenton sewage processing unit processing waste water, specifically used process：Sewage is by entering
Water pipe 7 enters inhalant region 10, and the real-time pH of sewage is read by pH on-line monitoring systems 14, and adjusting tank 13 by pH adjusts sewage
PH to 3 or so.Afterwards, sewage is distinguished by water distributing plate 4 of intaking even into multistage gallery baffling area 11, the both sides of every grade of gallery
Boring aeration pipe 6 is set to be exposed provided with negative electrode flow-stopping plate 3 and anode flow-stopping plate 2, while by the lower end both sides of negative electrode flow-stopping plate 3
Gas.Sewage flows through along gallery, by the electrolysis of dc source 1, carries out electro-Fenton reaction.Finally, the sewage after processing leads to
Cross water outlet weir plate 5 and enter exhalant region 12, discharged by outlet pipe 8.
The utility model preferred embodiment is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Above-mentioned embodiment, in those of ordinary skill in the art's possessed knowledge, the utility model can also not departed from
Made a variety of changes on the premise of objective.Many other changes can be made and change by not departing from spirit and scope of the present utility model
Type.It should be appreciated that the utility model is not limited to specific embodiment, every foundation the technical essence of the utility model is to the above
Any simply modification, the equivalent variations that embodiment is made, each fall within the scope of protection of the utility model.
Claims (7)
- A kind of 1. multistage gallery type electricity fenton sewage processing unit, it is characterised in that：The device includes power supply and treatment tank, Described treatment tank interior edge water (flow) direction is sequentially provided with inhalant region, multistage gallery baffling area and exhalant region, described multistage Gallery baffling area from the side wall of the treatment tank influent side by anode flow-stopping plate and negative electrode flow-stopping plate along water (flow) direction according to Secondary alternately stagger arrangement is arranged at intervals to be formed, and the positive and negative electrode of the power supply connects described anode flow-stopping plate and negative electrode flow-stopping plate respectively； Described inhalant region is surrounded by the side wall of water inlet water distributing plate and the treatment tank water inlet end, and described exhalant region is by effluent weir Plate and the side wall of the treatment tank water side surround.
- 2. device according to claim 1, it is characterised in that：The both sides of the negative electrode flow-stopping plate bottom are respectively equipped with perforation Aeration tube, one end of two boring aeration pipes are connected, other end connection air blower.
- 3. device according to claim 1, it is characterised in that：Described treatment tank is square, described inhalant region For the Delta Region surrounded by the side wall of water inlet water distributing plate and square treatment tank corner, by being located at the sewage disposal Water inlet pipe in the side wall of pond injects pending waste water to inhalant region；Described exhalant region is by water outlet weir plate and the sewage disposal The Delta Region that the side wall of pond corner surrounds, after being handled by the outlet pipe discharge being located in the treatment tank side wall Waste water.
- 4. device according to claim 1, it is characterised in that：The device also includes pH on-line monitoring systems and pH regulation tanks For monitoring and adjusting the pH value of inhalant region waste water.
- 5. device according to claim 1, it is characterised in that：Between described anode flow-stopping plate and negative electrode flow-stopping plate two-plate Away from equal；The baffling gallery in the multistage gallery baffling area is no less than 4.
- 6. the device according to claim 1 or 3, it is characterised in that：Water distributing pore is uniformly provided with described water inlet water distributing plate； Several triangle notch are provided with the top of described water outlet weir plate, and water outlet weir plate highly surveys the height of wall less than treatment tank Degree.
- 7. device according to claim 3, it is characterised in that：Described water inlet pipe is located at inhalant region treatment tank and surveys wall Top；Described outlet pipe is located at the bottom that exhalant region treatment tank surveys wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720367951.1U CN206692387U (en) | 2017-04-10 | 2017-04-10 | A kind of multistage gallery type electricity fenton sewage processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720367951.1U CN206692387U (en) | 2017-04-10 | 2017-04-10 | A kind of multistage gallery type electricity fenton sewage processing unit |
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| Publication Number | Publication Date |
|---|---|
| CN206692387U true CN206692387U (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720367951.1U Expired - Fee Related CN206692387U (en) | 2017-04-10 | 2017-04-10 | A kind of multistage gallery type electricity fenton sewage processing unit |
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| Country | Link |
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| CN (1) | CN206692387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116081780A (en) * | 2023-03-13 | 2023-05-09 | 江苏康辉新材料科技有限公司 | electro-Fenton reaction device |
-
2017
- 2017-04-10 CN CN201720367951.1U patent/CN206692387U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116081780A (en) * | 2023-03-13 | 2023-05-09 | 江苏康辉新材料科技有限公司 | electro-Fenton reaction device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |