CN205472817U - COD equipment falls in electricity catalytic oxidation - Google Patents
COD equipment falls in electricity catalytic oxidation Download PDFInfo
- Publication number
- CN205472817U CN205472817U CN201521143673.9U CN201521143673U CN205472817U CN 205472817 U CN205472817 U CN 205472817U CN 201521143673 U CN201521143673 U CN 201521143673U CN 205472817 U CN205472817 U CN 205472817U
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- Prior art keywords
- flange
- electrolysis bath
- aeration
- electrocatalytic oxidation
- water
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Abstract
The utility model provides a COD equipment falls in electricity catalytic oxidation, including the electrolysis trough, the electrolysis trough periphery is equipped with aeration orchid, junction box, play water law orchid, water inlet flange and drainage flange, be equipped with graphite electrode, stainless steel electrode, water distributor, aeration pipe, grid board, nylon wire and header tank in the electrolysis trough. The utility model discloses the positive effect of creating is: exposing of catalytic filler has effectively been avoided in setting up of header tank, in addition, this equipment convenient to use, the cost is easily controlled, has outstanding scale application prospect.
Description
Technical field
The invention relates to technical field of sewage, is specifically related to a kind of electrocatalytic oxidation fall COD
Equipment.
Background technology
The ultimate principle of electrochemical techniques is to make pollutant that Direct Electrochemistry reaction or profit to occur on electrode
The strong oxidizing property active specy produced with electrode surface makes pollutant generation oxidoreduction change.Electrocatalytic oxidation
The mechanism changed mainly is produced hydroxyl radical free radical (OH) by the effect of electrode and catalysis material, is surpassed
Oxygen-derived free radicals (O2)、H2O2Aoxidize the Organic substance in water body.But electrocatalytic oxidation is processed
Organic mechanism has a lot, wherein by vast researcher received be metal-oxide absorption hydroxyl from
Theoretical by base and metal peroxides.
There is the substantial amounts of equipment utilizing electrochemical process fall COD of sewage value currently on the market, except on the high side
Outward, in use there is the problem that catalytic filler loss is serious, the invention is i.e. based on above-mentioned
Problem improves.
Summary of the invention
The invention is to solve the problem that described in background technology, product exists, it is provided that a kind of electrocatalytic oxidation
Changing fall COD equipment, this equipment is easy to use, can easily control the cost, and has prominent scale application
Prospect.
For solving above-mentioned technical problem, the invention the technical scheme is that a kind of electrocatalytic oxidation
Fall COD equipment, including electrolysis bath, described electrolysis bath periphery is provided with aeration flange, junction box, water outlet
Flange, water-in flange and drainage flange, be provided with in described electrolysis bath graphite electrode, stainless steel electrode,
Water distributor, aeration tube, flase floor, nylon wire and header tank；
Described graphite electrode and stainless steel electrode are fixedly arranged on the two side of described electrolysis bath respectively；
Described water distributor is connected with described water-in flange, and described water distributor is provided with apopore, described aeration
Pipe and described aeration Flange joint, described aeration tube is provided with solarization air cap, described header tank and described water outlet
Flange is connected by pipeline, and described header tank upper surface more described electrolysis bath upper surface is low；
Being provided with the boss protruded inwardly from described electrolysis bath, described flase floor is positioned on described boss, described
Nylon wire is positioned on described flase floor, and described water distributor is positioned at the lower section of described flase floor；
Described aeration tube includes vertically disposed breather portion and aeration tube portion, and described breather portion is with described
Aeration Flange joint, described aeration tube portion is parallel with described nylon wire and is disposed proximate to, described aeration tube portion
Including some parallel arrangement of aeration short tubes.
Further, described header tank upper surface is zigzag.
Further, described nylon wire is that two-layer is arranged.
Further, described electrolysis bath periphery is additionally provided with control flange.
Further, it is additionally provided with in described electrolysis bath for supporting and the strut of fixed set water tank.
Further, it is additionally provided with in described electrolysis bath for supporting and the strut of immobilized film pipe.
Further, described apopore is that Open Side Down and arranges.
Further, described solarization air cap is that Open Side Down and arranges.
Further, described graphite electrode and stainless steel electrode are installed with red copper bar respectively, on stainless steel electrode
Described red copper bar surface be provided with anti-corrosion resin layer.
Further, described electrolysis bath bottom is additionally provided with electrolysis bath support.
The operation principle of the invention the said equipment is as follows:
Utilize the ultimate principle of three-diemsnional electrode, and the ingenious catalytic oxidation technologies that is equipped with is constituted.I.e. according to waste water
The kind of the middle pollutant needing to remove and character, (be equipped with in these two main electrodes two main electrodes
Red copper bar) between efficient, the nontoxic and cheap active carbon filler of filling, catalyst and some adjuvant,
Composition removes certain or certain first kinds of pollution matter best complex packing material as granule electrode.
When needing waste water to be processed to flow through electrolysis bath, under certain operating conditions, the most raw in device
Become substantial amounts of H2O2, then it is decomposed into the hydroxyl radical free radical (OH) with strong oxidation, the most useless
Pollutant in water will occur such as to be catalyzed the effects such as oxidation Decomposition, coagulation, absorption, makes in waste water
Organic pollution is removed rapidly.
The invention has the advantage that with good effect:
This equipment operationally needs aeration, does not has header tank, catalytic filler in prior art in electrolysis bath
Can flow out along with aeration, cause loss；The invention is provided with the setting of header tank and predominantly avoids catalysis
Exposing of filler；It addition, the upper part of header tank is set to zigzag, predominantly slow down flow rate of water flow,
I.e. reduce the pressure that water-output flange is caused；This equipment is additionally provided with 2 layers of nylon wire, effectively prevent and urge
Change filler to be got rid of by the discharge outlet being arranged at bottom of electrolytic tank, save catalytic filler cost.
Accompanying drawing explanation
Fig. 1, Fig. 2 are the external structure schematic diagrams of the different azimuth of the invention；
Fig. 3 be the invention electrolysis bath in laid the internal structure schematic diagram after water distributor；
Fig. 4, Fig. 5 are the electrolyte bath structural representations of the different azimuth of the invention；
Fig. 6 be the invention electrolysis bath in partial perspective structural representation；
Fig. 7 is the partial enlargement structural representation of Fig. 6.
In figure: 1, electrolysis bath, 2, aeration flange, 3, junction box, 4, water-output flange, 5, water inlet
Flange, 6, drainage flange, 7, water distributor, 8, aeration tube, 81, breather portion, 82, aeration tube
Portion, 821, aeration short tube, 9, flase floor, 10, nylon wire, 11, header tank, 12, boss, 13,
Graphite electrode, 14, stainless steel electrode, 15, red copper bar, 16, control flange.
Detailed description of the invention
Below in conjunction with the accompanying drawings the specific embodiment of the invention is elaborated.
As shown in Fig. 1～Fig. 7, a kind of electrocatalytic oxidation fall COD equipment, including electrolysis bath 1, described
Electrolysis bath 1 periphery is provided with aeration flange 2, junction box 3, water-output flange 4, water-in flange 5 and draining
Flange 6, is provided with graphite electrode 13, stainless steel electrode 14, water distributor 7, aeration in described electrolysis bath 1
Pipe 8, flase floor 9, nylon wire 10 and header tank 11；
Described graphite electrode 13 and stainless steel electrode 14 are fixedly arranged on the two side of described electrolysis bath 1 respectively；
Described water distributor 7 is connected with described water-in flange 5, and described water-in flange 5 is connected with water feed apparatus,
Described water distributor 7 is provided with apopore, and described aeration tube 8 is connected with described aeration flange 2, described exposure
Gas flange 2 is connected with aerator, and described aeration tube 8 is provided with solarization air cap, described header tank 11 with
Described water-output flange 4 is connected by pipeline, and described water-output flange 4 is connected with discharging device, described in catchment
Case 11 upper surface more described electrolysis bath 1 upper surface is low；Described drainage flange 6 is positioned at described electrolysis bath 1
Bottom, this drainage flange arrange in order to from equipment bottom discharge because of waste water reaction produce dirt
Mud, and also to facilitate the cleaning of equipment.
Being provided with the boss 12 protruded inwardly from described electrolysis bath 1, described flase floor 9 is positioned at described boss
On 12, described nylon wire 10 is positioned on described flase floor 9, and described water distributor 7 is positioned at described flase floor
The lower section of 9；
Described aeration tube 8 includes vertically disposed breather portion 81 and aeration tube portion 82, described breather
Portion 81 is connected with described aeration flange 2, described aeration tube portion 82 parallel with described nylon wire 10 and on
Under be disposed proximate to, described aeration tube 82 includes some parallel arrangement of aeration short tubes 821, described aeration
Short tube 821 is fixed with flase floor 9 by pipe code.
Wherein, described header tank 11 upper surface is zigzag.
Wherein, described nylon wire 10 is arranged for two-layer, as shown in Figure 7.
Wherein, described electrolysis bath 1 periphery is additionally provided with control flange 16.
Wherein, it is additionally provided with in described electrolysis bath 1 for supporting and the strut of fixed set water tank 11 is (in figure
Not shown).
Wherein, be additionally provided with in described electrolysis bath 1 for support and immobilized film pipe 8 strut (in figure not
Illustrate).
Wherein, described apopore is that Open Side Down and arranges.
Wherein, described solarization air cap is that Open Side Down and arranges.
Wherein, described graphite electrode 13 and stainless steel electrode 14 are installed with red copper bar 15 respectively, stainless
Described red copper bar 15 surface on steel electrode 14 is provided with anti-corrosion resin layer.
Wherein, described electrolysis bath 1 bottom is additionally provided with electrolysis bath support.
Equipped with solid respectively on graphite electrode plate and corrosion resistant plate, graphite electrode plate and corrosion resistant plate in this equipment
It is provided with red copper bar (red copper bar and corrosion resistant plate assembling rear surface need anticorrosion of resinizing), graphite electrode plate
Connecing positive source, corrosion resistant plate connects power cathode, and the wire drawn from red copper bar is directly accessed junction box.
Wherein graphite electrode plate connect positive source reason be, positive pole attract negative charge, attract electronegative from
Son, such as Cl-, SO4 2-, etc., these ions will not corrode graphite electrode plate, if corrosion resistant plate is made
Positive pole, will quickly be corroded, and not only can affect experiment effect, also can increase cost.In this equipment
Graphite electrode plate size is 20*250*1000mm, every 3 pieces one group, two groups altogether, graphite electrode plate
Making fritter can be cost-effective in the case of not affecting experiment effect.
The sewage disposal process of this device is as follows:
(1) adding activated-carbon catalyst in the device, treatment sewage enters device by water inlet
Inside, while entering sewage, adds flocculant, decolouring medicament etc. in a device, and aeration tube starts
Aeration；
(2) connecting the both positive and negative polarity representated by graphite electrode plate and corrosion resistant plate, wherein power supply leads to unidirectional current,
Output voltage is 48V, utilizes the oxygen in air, is formed nascent by a series of chemical reaction mechanism
The H of state2O2, decompose further therewith and produce the hydroxyl radical free radical (OH) with extremely strong oxidisability.Hydroxyl
Base free radical can rapid oxidation be multi-ring or heterocyclic arene class, is allowed to be degraded to easily further by microorganism
The small organic molecule decomposed, is even carbon dioxide and water by the thorough mineralising of hydroxyl radical free radical.
(3) sewage after treatment enters into header tank, and arranges from water-output flange via crossing header tank
Go out.
The following is a kind of comprehensive wastewater from chemical industry using the invention equipment and do not using the present invention to create
Contrast and experiment in the case of manufacturing apparatus: (sewage treatment process design is generally divided into four sections, this
Equipment is in the second segment of sewage treatment process design.)
The comprehensive wastewater from chemical industry of table 1 tests number in the case of using the invention equipment and not using the invention equipment
According to contrast catalog
By above-mentioned Experimental comparison, can be evident that, not use the invention equipment
In technological process, COD and NH of last water outlet3-N content is compared to using the invention equipment
Have and significantly increase, be i.e. this equipment COD and NH in removing sewage3-N has important effect.
The advantage of the invention equipment is that floor space is little, and during use, equipment voltage ratio is relatively low, specified defeated
Going out voltage is 48V, and power consumption is little, and operating cost is low.This equipment is relatively low to environmental requirement also ratio simultaneously,
Just can use under normal temperature and pressure, treatment effect is stable, and sludge quantity is few, non-secondary pollution.
Above an embodiment of the invention is described in detail, but described content has been only this
The preferred embodiment of bright creation, it is impossible to be considered the practical range for limiting the invention.Fan Yiben
Equalization change and the improvement etc. that innovation and creation application range is made, all should still belong to sending out of the invention
Within bright creation covering scope.
Claims (10)
1. an electrocatalytic oxidation fall COD equipment, it is characterised in that include electrolysis bath, described electrolysis
Groove periphery is provided with aeration flange, junction box, water-output flange, water-in flange and drainage flange, described electricity
It is provided with graphite electrode, stainless steel electrode, water distributor, aeration tube, flase floor, nylon wire and collection in solving groove
Water tank；
Described graphite electrode and stainless steel electrode are fixedly arranged on the two side of described electrolysis bath respectively；
Described water distributor is connected with described water-in flange, and described water distributor is provided with apopore, described aeration
Pipe and described aeration Flange joint, described aeration tube is provided with solarization air cap, described header tank and described water outlet
Flange is connected by pipeline, and described header tank upper surface more described electrolysis bath upper surface is low；
Being provided with the boss protruded inwardly from described electrolysis bath, described flase floor is positioned on described boss, described
Nylon wire is positioned on described flase floor, and described water distributor is positioned at the lower section of described flase floor；
Described aeration tube includes vertically disposed breather portion and aeration tube portion, and described breather portion is with described
Aeration Flange joint, described aeration tube portion is parallel with described nylon wire and is disposed proximate to, described aeration tube portion
Including some parallel arrangement of aeration short tubes.
2. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
Stating header tank upper surface is zigzag.
3. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
Stating nylon wire is that two-layer is arranged.
4. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
State electrolysis bath periphery and be additionally provided with control flange.
5. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
It is additionally provided with in stating electrolysis bath for supporting and the strut of fixed set water tank.
6. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
It is additionally provided with in stating electrolysis bath for supporting and the strut of immobilized film pipe.
7. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
State apopore to arrange for Open Side Down.
8. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
State solarization air cap to arrange for Open Side Down.
9. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that institute
State graphite electrode and stainless steel electrode is installed with red copper bar respectively, the described red copper bar table on stainless steel electrode
Face is provided with anti-corrosion resin layer.
10. a kind of electrocatalytic oxidation fall COD equipment as claimed in claim 1, it is characterised in that
Described electrolysis bath bottom is additionally provided with electrolysis bath support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521143673.9U CN205472817U (en) | 2015-12-31 | 2015-12-31 | COD equipment falls in electricity catalytic oxidation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521143673.9U CN205472817U (en) | 2015-12-31 | 2015-12-31 | COD equipment falls in electricity catalytic oxidation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205472817U true CN205472817U (en) | 2016-08-17 |
Family
ID=56663545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521143673.9U Expired - Fee Related CN205472817U (en) | 2015-12-31 | 2015-12-31 | COD equipment falls in electricity catalytic oxidation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205472817U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105461026A (en) * | 2015-12-31 | 2016-04-06 | 中新环科（天津）科技有限公司 | Efficient sewage treatment equipment |
| CN106745548A (en) * | 2016-12-29 | 2017-05-31 | 中新环科（天津）科技有限公司 | One kind drop COD devices |
-
2015
- 2015-12-31 CN CN201521143673.9U patent/CN205472817U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105461026A (en) * | 2015-12-31 | 2016-04-06 | 中新环科（天津）科技有限公司 | Efficient sewage treatment equipment |
| CN106745548A (en) * | 2016-12-29 | 2017-05-31 | 中新环科（天津）科技有限公司 | One kind drop COD devices |
| CN106745548B (en) * | 2016-12-29 | 2022-11-11 | 中新环科（天津）科技有限公司 | COD (chemical oxygen demand) reducing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20211231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |