CN207632567U - A kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit - Google Patents
A kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit Download PDFInfo
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- CN207632567U CN207632567U CN201721717633.XU CN201721717633U CN207632567U CN 207632567 U CN207632567 U CN 207632567U CN 201721717633 U CN201721717633 U CN 201721717633U CN 207632567 U CN207632567 U CN 207632567U
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Abstract
A kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit, the device include：Raw water box；Electrochemical oxidation equipment, including shell, spiral flat tube shape electrode and power supply, spiral flat tube shape electrode are divided into closed end, spiral section and open end, multiple micropores are provided on spiral section；Oxidizing chamber and water-supplying chamber are divided by partition board in shell；The setting of spiral flat tube shape electrode is extend into across partition board in water-supplying chamber in oxidizing chamber center, open end, and the anode of closed end and power supply connects, and the cathode of shell and power supply connects；Water producing tank is connected by the water outlet of water producing pipe road and water-supplying chamber.Electrode design is spiral flat tube shape by the utility model, and to extend the time of contact of electrode and industrial wastewater, the electrode of unit length, contact area can increase by 15 20%.Due to industrial wastewater turbulent flow and helical flow, the sedimentation of dirt in electrode is effectively prevented, under the action of washing away, reduces fouling.
Description
Technical field
The utility model is related to field of industrial waste water treatment, more particularly to a kind of spiral flat tube formula electrochemistry oxygen chemical industry is dirty
Water treatment facilities.
Background technology
Industrial wastewater includes the industry-by-industries such as pharmacy, chemical industry, smelting, coking, oil refining.The contaminated wastewater substance of emission treatment
It is complex in composition, show as high COD, high ammonia nitrogen, with high salt, high rigidity etc..Traditional biochemical processing method, it is difficult to which these are polluted
Mass degradation.Traditional electrochemical treatments technology when handling these waste water, and is faced with that fouling, dirty stifled, electrode efficiency is low
The problem of.
A kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit is applied in field of industrial waste water treatment, it should be had
Standby following three features：1. electrode will have high electrocatalysis characteristic, i.e. electrode to want preferential electrode sewage in energization electrolytic process
In organic pollution, as few as possible goes electrolysis water and fever.2, electrode structure has big as possible in unit volume planted agent
Surface area so that polluter extends the haptoreaction time with electrode as possible within the identical residence time.3, electrode and whole
The design of set system will avoid the dirt of electrode and equipment from blocking up scale problems as possible.
Utility model content
The purpose of this utility model is to provide a kind of spiral flat tube formula electrochemical oxidation industrial sewage processing units.
It is according to the present utility model in a first aspect, providing a kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit
(device), including：
Raw water box, for storing pending trade effluent；
Electrochemical oxidation equipment, including shell, spiral flat tube shape electrode and power supply, spiral flat tube shape electrode are divided into silent
End, spiral section and open end are provided with multiple micropores on spiral section；Oxidizing chamber and water-supplying chamber are divided by partition board in shell,
Oxidizing chamber is equipped with water inlet, is connect by inlet pipeline with raw water box, water-supplying chamber is provided with water outlet；Spiral flat tube shape electrode is set
Set in oxidizing chamber center, open end extend into across partition board in water-supplying chamber, and the anode of closed end and power supply connects, shell and
The cathode of power supply connects；
Water producing tank is connected by the water outlet of water producing pipe road and water-supplying chamber.
Further include backwashing system in a specific embodiment of the utility model, backwashing system includes sour chemicals dosing plant,
It is connect with water producing pipe road by backwash pipeline, wherein water producing tank passes through water pipeline and backwash piping connection.
Further include on-line cleaning system in the another specific embodiment of the utility model, on-line cleaning system includes clear
Washing lotion case, cleaning fluid tank is connected by the water inlet of outlet tube road and oxidizing chamber, and passes through the water outlet on liquid back pipe road and water-supplying chamber
Mouth connection.
Second aspect according to the present utility model provides a kind of electrochemical oxidation industrial sewage process method, including following
Step：
(1) a kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit is provided, including：
Raw water box, for storing pending trade effluent；
Electrochemical oxidation equipment, including shell, spiral flat tube shape electrode and power supply, spiral flat tube shape electrode are divided into silent
End, spiral section and open end are provided with multiple micropores on spiral section；Oxidizing chamber and water-supplying chamber are divided by partition board in shell,
Oxidizing chamber is equipped with water inlet, is connect by inlet pipeline with raw water box, water-supplying chamber is provided with water outlet；Spiral flat tube shape electrode is set
Set in oxidizing chamber center, open end extend into across partition board in water-supplying chamber, and the anode of closed end and power supply connects, shell and
The cathode of power supply connects；
Water producing tank is connected by the water outlet of water producing pipe road and water-supplying chamber；
(2) water intake mode uses external-compression type, i.e., is intake by the periphery of spiral flat tube shape electrode, central tube water outlet；
(3) power supply is powered with current constant mode to electrode, current range 500-800A.
After equipment often runs -120 hours 24 hours, hydrochloric acid is added in backwash pipeline by sour chemicals dosing plant, carries out one
Secondary acid adding is impregnated, soaking time 3-5mi n.
On-line cleaning system carries out an on-line cleaning after equipment is run 5-10 days.
Electrode design is spiral flat tube shape by the utility model, to extend the time of contact of electrode and industrial wastewater, unit
The electrode of length, contact area can increase 15-20%.The water intake mode of electrode uses external-compression type, i.e., by spiral flat tube electrode
Periphery water inlet, central tube water outlet.
The structure of electrode spiral flat tube shape so that when trade effluent flows in electrode by the effect of centrifugal force period surname
Change flow velocity and direction, sewage can be formed when flowing through electrode spiral contact point be detached from electrode wall wake flow, enhance
The turbulivity of waste water itself, it is the contact edge interlayer on tube wall to destroy sewage, improves pollutant in electrode and trade effluent
The contact of matter.
Due to industrial wastewater turbulent flow and helical flow, the sedimentation of dirt in electrode is effectively prevented, in the effect washed away
Under, reduce fouling.
Description of the drawings
Fig. 1 is that a kind of overall structure of spiral flat tube formula electrochemical oxidation industrial sewage processing unit of the utility model is illustrated
Figure.
Fig. 2 is the structural schematic diagram of spiral flat tube formula electrode shown in Fig. 1.
Specific implementation mode
Further describe a kind of spiral flat tube formula electrochemical oxidation trade effluent of the utility model below in conjunction with the accompanying drawings
Processing unit and method.It should be appreciated by those skilled in the art that cited embodiment is intended merely to be better understood from and realize
The utility model is not intended to limit the utility model.
Referring to Fig.1, the spiral flat tube formula electrochemical oxidation industrial sewage processing unit of the utility model includes mainly：Raw water
Case 1, electrochemical oxidation equipment 4, water producing tank 5, backwashing system 7 and on-line cleaning system 8.
Raw water box 1 is used for storing pending trade effluent, and raw water box 1 passes through inlet pipeline 20 and electrochemical oxidation equipment 4
It connects, raw water pump 2 is provided on inlet pipeline 20.
Electrochemical oxidation equipment 4 includes shell 40, spiral flat tube shape electrode 3 and power supply 9.Referring to Fig. 2, spiral flat tube shape
Electrode 3 divides for closed end 31, spiral section 33 and open end 32, and multiple micropores 34, the diameter of micropore 34 are provided on spiral section 33
It can be from several microns to several millimeters, preferably between 0.5mm-5mm.33 arbitrary cross section of spiral section is ellipse, elliptical
Ratio between long axis and short axle has crucial effect to wastewater treatment efficiency, through inventor's lot of experiment validation, finds elliptical
Long axis and short axle ratio are 1.8-2.3:When 1 range, spiral ratio (helical pitch and diameter ratio) value is：Between 21.48-37.55；Spiral
Flat tube diameter control is between 0.8-5.0mm, and electrode length is controlled in 30-120mm, and comprehensive treatment effect is best, in the range
It is interior suitably to be adjusted according to the concentration of pollutant in water.
Oxidizing chamber 42 and water-supplying chamber 41 are divided by partition board 43 in shell 40, oxidizing chamber 42 is equipped with water inlet, with raw water
Case 1 is connected by inlet pipeline 20, and water-supplying chamber 41 is provided with water outlet, is connect by water producing pipe road 44 with water producing tank 5.Spiral is flat
The setting of hollow edged electrode 3 is extend into across partition board 43 in water-supplying chamber 41 in the center of oxidizing chamber 42, open end 32, closed end 31 and
The anode connection of power supply 9, shell 40 are connect as an electrode with the cathode of power supply 9.
Backwashing system 7 includes sour chemicals dosing plant 70, is connect with water producing pipe road 44 by backwash pipeline 71, wherein water producing tank 5
It is connect with backwash pipeline 71 by water pipeline 61.Backwashing pump 6 is provided on water pipeline 61.
On-line cleaning system 8 includes cleaning fluid tank 80, the water inlet that cleaning fluid tank 80 passes through outlet tube road 81 and oxidizing chamber 42
Mouth connection, and connect with the water outlet of water-supplying chamber 41 by liquid back pipe road 82.Cleaning fluid tank 80 is equipped with dosing mouth and filler, clearly
It is additionally provided with electrical heating elements 83 in washing lotion case 80, cleaning solution can be heated, to improve cleaning efficiency.
Discharge outlet can also be set on the shell 40 of electrochemical oxidation equipment 4, connect anti-row pipeline 45, it can be by backwash
Waste water afterwards is emitted into the regulating reservoir of sewage disposal front end outward, carries out after-treatment.
The spiral flat tube formula electrochemical oxidation industrial sewage process method of the utility model is specific as follows.
Raw water box 1 is supplied water by raw water pump 2 to electrochemical oxidation equipment 4, and power supply 9 is by constant current mode to electrode 3
It is powered with 40, industrial wastewater organic pollution materials are electrolysed in electrochemical oxidation equipment 4.After the completion of electrolysis, clear water
Into water producing tank 5.
1 period (after 24 hours) is being run, backwashing pump 6 is run, and sour chemicals dosing plant 70 starts, and acid band is entered electrochemistry oxygen
Change equipment 4 to impregnate, soaking time 3-5mi n.After running 5 periods (120h), on-line cleaning system 8 starts, with 5% dilute salt
Sour cleaning solution carries out on-line maintenance cleaning to electrochemical oxidation equipment 4, i.e. cleaning solution is entered by inlet pipeline 20, liquid back pipe road
82 go out, and are cleaned from outside to inside to electrode, restore electrode flux and electrolytic efficiency, to ensure electrolysis effectiveness.
Claims (3)
1. a kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit, which is characterized in that including：
Raw water box, for storing pending trade effluent；
Electrochemical oxidation equipment, including shell, spiral flat tube shape electrode and power supply, spiral flat tube shape electrode be divided into closed end,
Spiral section and open end are provided with multiple micropores on spiral section；Oxidizing chamber and water-supplying chamber are divided by partition board in shell, aoxidized
Room is equipped with water inlet, is connect by inlet pipeline with raw water box, water-supplying chamber is provided with water outlet；The setting of spiral flat tube shape electrode exists
Oxidizing chamber center, open end are extend into across partition board in water-supplying chamber, and the anode of closed end and power supply connects, shell and power supply
Cathode connection；
Water producing tank is connected by the water outlet of water producing pipe road and water-supplying chamber.
2. spiral flat tube formula electrochemical oxidation industrial sewage processing unit according to claim 1, which is characterized in that also wrap
Backwashing system is included, backwashing system includes sour chemicals dosing plant, is connect with water producing pipe road by backwash pipeline, wherein water producing tank passes through
Water pipeline and backwash piping connection.
3. spiral flat tube formula electrochemical oxidation industrial sewage processing unit according to claim 1, which is characterized in that also wrap
On-line cleaning system is included, on-line cleaning system includes cleaning fluid tank, the water inlet that cleaning fluid tank passes through outlet tube road and oxidizing chamber
Connection, and connected by the water outlet of liquid back pipe road and water-supplying chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721717633.XU CN207632567U (en) | 2017-12-12 | 2017-12-12 | A kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721717633.XU CN207632567U (en) | 2017-12-12 | 2017-12-12 | A kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207632567U true CN207632567U (en) | 2018-07-20 |
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ID=62862887
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721717633.XU Active CN207632567U (en) | 2017-12-12 | 2017-12-12 | A kind of spiral flat tube formula electrochemical oxidation industrial sewage processing unit |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840417A (en) * | 2017-12-12 | 2018-03-27 | 沧州安沃特科技有限公司 | A kind of spiral flat tube formula electrochemical oxidation Industrial sewage treatment system and method |
| CN112744900A (en) * | 2020-12-30 | 2021-05-04 | 沧州信昌化工股份有限公司 | Electrochemical sewage integral treatment system and process |
-
2017
- 2017-12-12 CN CN201721717633.XU patent/CN207632567U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107840417A (en) * | 2017-12-12 | 2018-03-27 | 沧州安沃特科技有限公司 | A kind of spiral flat tube formula electrochemical oxidation Industrial sewage treatment system and method |
| CN112744900A (en) * | 2020-12-30 | 2021-05-04 | 沧州信昌化工股份有限公司 | Electrochemical sewage integral treatment system and process |
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