CN203715345U - Electrolytic dephosphorization device - Google Patents
Electrolytic dephosphorization device Download PDFInfo
- Publication number
- CN203715345U CN203715345U CN201320877955.6U CN201320877955U CN203715345U CN 203715345 U CN203715345 U CN 203715345U CN 201320877955 U CN201320877955 U CN 201320877955U CN 203715345 U CN203715345 U CN 203715345U
- Authority
- CN
- China
- Prior art keywords
- iron
- dephosphorization
- electrolyzer
- electrodes
- electrolysis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 84
- 229910052742 iron Inorganic materials 0.000 claims abstract description 45
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 41
- 239000010802 sludge Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000005273 aeration Methods 0.000 claims abstract description 19
- 239000004411 aluminium Substances 0.000 claims description 38
- 238000005868 electrolysis reaction Methods 0.000 claims description 25
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims description 23
- 239000000523 sample Substances 0.000 claims description 10
- 230000000630 rising effect Effects 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- -1 iron ions Chemical class 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model relates to the technical field of water treatment devices, and particularly relates to an electrolytic dephosphorization device. The electrolytic dephosphorization device disclosed by the utility model increases the electrolytic efficiency, eliminates the water color change caused by redundantly digested iron ions and can achieve better descaling effect. The electrolytic dephosphorization device comprises an electrolytic cell, a regulating box and an air pump, wherein the electrolytic cell is internally provided with a dephosphorization cavity; a water inlet pipe and a water outlet pipe are arranged on the electrolytic cell, and the water inlet pipe and the water outlet pipe are both communicated with the dephosphorization cavity; the dephosphorization cavity is internally provided with an iron/aluminum electrode assembly, an aeration pipe, a lifting controller and a descaling device; the iron/aluminum electrode assembly is electrically connected with the regulating box; the aeration pipe is provided with a plurality of through holes, and the aeration pipe is arranged on the inner bottom wall of the dephosphorization cavity; the output end of the air pump penetrates through the electrolytic cell and is communicated with the aeration pipe; the descaling device is arranged on the output end of the lifting controller, and the descaling device is close to the iron/aluminum electrode assembly; a sludge outlet pipe is arranged at the bottom of the electrolytic cell, and the sludge outlet pipe is communicated with the dephosphorization cavity.
Description
Technical field
The utility model relates to water treatment device technical field, particularly relates to a kind of device for removing phosphorous by electrolysis.
Background technology
As everyone knows, in recent years, showing especially of Chaohu, Taihu Lake and Dianchi Lake waters eutrophy problem caused the attention of environmental administration to the discharge of phosphorus-containing wastewater, from the positive serious threat of phosphorus-containing wastewater of agricultural, industry and life three aspects:, the ecosystem of surface water body, for agenda has been put in this processing to phosphorus-containing wastewater, adopting vigorous measures and administering contaminated lake in the whole nation, administer and safeguard the eubiosis of water surrounding, yet, if cannot be from source decontamination, this improvement cannot be eradicated completely.Therefore, controlling phosphorous source of pollution becomes a vital task of current wastewater treatment, the processing mode of phosphorus-containing wastewater is had to dosing dephosphorization, microorganism dephosphorization and electrolysis dephosphorization, microorganism dephosphorization efficiency by using is low, chemistry dosing will produce a large amount of mud, and utility appliance cost is high, and for small-sized sewage disposal device, electrolytic process has advantages of the uniquenesses such as processing efficiency is high, easy to control.Current electrolysis dephosphorization technique is for utilizing two iron plates or two blocks of aluminium sheets as electrode, dephosphorization efficiency by using is high, system is easy to control, but water outlet contains the redness that iron ion presents because of unnecessary stripping, cannot reach chromaticity index, and the scale problems of electrode surface is serious, the dirt on coated electrode surface has seriously hindered electrolytic reaction, has reduced dephosphorization efficiency by using.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of raising electrolytic efficiency, has eliminated the water colour that the iron ion because of unnecessary stripping causes and has changed, and can reach the device for removing phosphorous by electrolysis of better descale effect.
Device for removing phosphorous by electrolysis of the present utility model, comprise that inside is provided with the electrolyzer in dephosphorization chamber, surge tank and air pump, and on electrolyzer, be provided with water inlet pipe and rising pipe, described water inlet pipe and rising pipe all communicate with dephosphorization chamber, in described dephosphorization chamber, be provided with iron/aluminium combination of electrodes, aeration tube, lifting controller and apparatus for eliminating sludge, described iron/aluminium combination of electrodes is electrically connected to surge tank, on described aeration tube, be provided with a plurality of through holes, described aeration tube is arranged on the interior diapire in dephosphorization chamber, and described gas delivery side of pump passes electrolyzer and is communicated with aeration tube; Described lifting controller is electrically connected to air pump, and described apparatus for eliminating sludge is arranged on the output terminal of described lifting controller, and described apparatus for eliminating sludge is adjacent to described iron/aluminium combination of electrodes, and when described air pump is positioned at opened condition, described lifting controller is in opened condition; When described air pump is positioned at closing condition, described lifting controller is in closing condition; The bottom of described electrolyzer is provided with sludge out pipe, and described sludge out pipe communicates with dephosphorization chamber.
Device for removing phosphorous by electrolysis of the present utility model, described iron/aluminium combination of electrodes is fixed on described electrolyzer inwall by PVC fixed tube.
Device for removing phosphorous by electrolysis of the present utility model, also comprises conductivity probe, and described conductivity probe is positioned at electrolyzer inside, and described conductivity probe is arranged on the central part of described PVC fixed tube.
Device for removing phosphorous by electrolysis of the present utility model, in described iron/aluminium combination of electrodes, the area of two electrode plate is 180 * 100 square millimeters, thickness is 4 millimeters, and two electrode plate are fixed together by nylon screw, and the spacing between two electrode plate is 25 millimeters.
Device for removing phosphorous by electrolysis of the present utility model, described electrolyzer is cuboid PVC matter electrolyzer.
Device for removing phosphorous by electrolysis of the present utility model, described apparatus for eliminating sludge is two fan-shaped blade scraper plates, wherein in first fan-shaped blade scraper plate and iron/aluminium combination of electrodes, the first electrode plate is adjacent to; In second fan-shaped blade scraper plate and iron/aluminium combination of electrodes, the second electrode plate is adjacent to.
Compared with prior art the beneficial effects of the utility model are: by above-mentioned setting, can be by iron/aluminium combination of electrodes anode each other, and overcome problem and the serious expensive problem of motor passivation that water colour that the iron ion because of unnecessary stripping causes changes; And by aeration tube and coordinating with coordinating of lifting controller and apparatus for eliminating sludge of air pump improving electrolytic efficiency and descale effect, and be electrically connected to and can reach the function of synchronizeing unlatching or closing with air pump by lifting controller, and then reach the object that reduces energy consumption.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is upward view of the present utility model.
In figure: 1, electrolyzer; 2, water inlet pipe; 3, rising pipe; 4, sludge out pipe; 5, iron/aluminium combination of electrodes; 6, apparatus for eliminating sludge; 7, air pump; 8, aeration tube; 9, surge tank; 10, conductivity probe.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As depicted in figs. 1 and 2, device for removing phosphorous by electrolysis of the present utility model, comprise that inside is provided with the electrolyzer 1 in dephosphorization chamber, surge tank 9 and air pump 7, and on electrolyzer, be provided with water inlet pipe 2 and rising pipe 3, water inlet pipe and rising pipe all communicate with dephosphorization chamber, in dephosphorization chamber, be provided with iron/aluminium combination of electrodes 5, aeration tube 8, lifting controller and apparatus for eliminating sludge 6, iron/aluminium combination of electrodes is electrically connected to surge tank, on aeration tube, be provided with a plurality of through holes, aeration tube is arranged on the interior diapire in dephosphorization chamber, and gas delivery side of pump passes electrolyzer and is communicated with aeration tube; Lifting controller is electrically connected to air pump, and apparatus for eliminating sludge is arranged on the output terminal of lifting controller, and apparatus for eliminating sludge is adjacent to iron/aluminium combination of electrodes, and when air pump is positioned at opened condition, lifting controller is in opened condition; When air pump is positioned at closing condition, lifting controller is in closing condition; The bottom of electrolyzer is provided with sludge out pipe 4, and sludge out pipe communicates with dephosphorization chamber; By above-mentioned setting, can be by iron/aluminium combination of electrodes anode each other, overcome problem and the serious expensive problem of motor passivation that water colour that the iron ion because of unnecessary stripping causes changes; And by aeration tube and coordinating with coordinating of lifting controller and apparatus for eliminating sludge of air pump improving electrolytic efficiency and descale effect, and be electrically connected to and can reach the function of synchronizeing unlatching or closing with air pump by lifting controller, and then reach the object that reduces energy consumption.
Device for removing phosphorous by electrolysis of the present utility model, iron/aluminium combination of electrodes is fixed on electrolyzer inwall by PVC fixed tube.
Device for removing phosphorous by electrolysis of the present utility model, also comprises conductivity probe 10, and conductivity probe is positioned at electrolyzer inside, and conductivity probe is arranged on the central part of PVC fixed tube.
Device for removing phosphorous by electrolysis of the present utility model, in iron/aluminium combination of electrodes, the area of two electrode plate is 180 * 100 square millimeters, and thickness is 4 millimeters, and two electrode plate are fixed together by nylon screw, and the spacing between two electrode plate is 25 millimeters.
Device for removing phosphorous by electrolysis of the present utility model, electrolyzer is cuboid PVC matter electrolyzer.
Device for removing phosphorous by electrolysis of the present utility model, apparatus for eliminating sludge is two fan-shaped blade scraper plates, wherein in first fan-shaped blade scraper plate and iron/aluminium combination of electrodes, the first electrode plate is adjacent to; In second fan-shaped blade scraper plate and iron/aluminium combination of electrodes, the second electrode plate is adjacent to.
Device for removing phosphorous by electrolysis of the present utility model, is compared and has been studied three kinds of combination of electrodes aluminium/aluminium, iron/iron, the dephosphorization ability of iron/aluminium and the removal method of electrode passivation by test.If disregard the problems such as the automatic running maintenance of electrolyzer and cost, the dephosphorization efficiency by using of aluminium/aluminium combination is the highest, shortest time up to standard, yet aluminium sheet cost is higher than iron plate, and the aluminium sheet of usining produces a large amount of dirt passivated electrodes during as anode electrolysis, continuously operation just starts fouling in one day afterwards, and dirt extremely difficulty remove, after structure, degradation efficiency constantly reduces; The problem of iron/iron combination is that iron plate surface takes on a red color because of the water that the iron ion of unnecessary stripping causes, and dephosphorization efficiency by using is lower than the combination of aluminium/aluminium; The combination of iron/aluminium has overcome the shortcoming of above two kinds of combinations, due to the difference of metal activity between increase electrode, improved the electrolytic efficiency of iron and aluminium electrode simultaneously, phosphorus removal amount is 3480mg/d, aluminium/aluminium, iron/iron are respectively 3888mg/d and 2592mg/d, to total tp removal rate of sanitary sewage, be more than 95%, water outlet can reach one-level A standard.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (6)
1. a device for removing phosphorous by electrolysis, it is characterized in that, comprise that inside is provided with the electrolyzer in dephosphorization chamber, surge tank and air pump, and on electrolyzer, be provided with water inlet pipe and rising pipe, described water inlet pipe and rising pipe all communicate with dephosphorization chamber, in described dephosphorization chamber, be provided with iron/aluminium combination of electrodes, aeration tube, lifting controller and apparatus for eliminating sludge, described iron/aluminium combination of electrodes is electrically connected to surge tank, on described aeration tube, be provided with a plurality of through holes, described aeration tube is arranged on the interior diapire in dephosphorization chamber, and described gas delivery side of pump passes electrolyzer and is communicated with aeration tube; Described lifting controller is electrically connected to air pump, and described apparatus for eliminating sludge is arranged on the output terminal of described lifting controller, and described apparatus for eliminating sludge is adjacent to described iron/aluminium combination of electrodes, and when described air pump is positioned at opened condition, described lifting controller is in opened condition; When described air pump is positioned at closing condition, described lifting controller is in closing condition; The bottom of described electrolyzer is provided with sludge out pipe, and described sludge out pipe communicates with dephosphorization chamber.
2. device for removing phosphorous by electrolysis as claimed in claim 1, is characterized in that, described iron/aluminium combination of electrodes is fixed on described electrolyzer inwall by PVC fixed tube.
3. device for removing phosphorous by electrolysis as claimed in claim 2, is characterized in that, also comprises conductivity probe, and described conductivity probe is positioned at electrolyzer inside, and described conductivity probe is arranged on the central part of described PVC fixed tube.
4. device for removing phosphorous by electrolysis as claimed in claim 1, it is characterized in that, in described iron/aluminium combination of electrodes, the area of two electrode plate is 180 * 100 square millimeters, and thickness is 4 millimeters, and two electrode plate are fixed together by nylon screw, the spacing between two electrode plate is 25 millimeters.
5. device for removing phosphorous by electrolysis as claimed in claim 1, is characterized in that, described electrolyzer is cuboid PVC matter electrolyzer.
6. device for removing phosphorous by electrolysis as claimed in claim 1, is characterized in that, described apparatus for eliminating sludge is two fan-shaped blade scraper plates, and wherein in first fan-shaped blade scraper plate and iron/aluminium combination of electrodes, the first electrode plate is adjacent to; In second fan-shaped blade scraper plate and iron/aluminium combination of electrodes, the second electrode plate is adjacent to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877955.6U CN203715345U (en) | 2013-12-30 | 2013-12-30 | Electrolytic dephosphorization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877955.6U CN203715345U (en) | 2013-12-30 | 2013-12-30 | Electrolytic dephosphorization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715345U true CN203715345U (en) | 2014-07-16 |
Family
ID=51154513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320877955.6U Expired - Lifetime CN203715345U (en) | 2013-12-30 | 2013-12-30 | Electrolytic dephosphorization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203715345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911055A (en) * | 2018-09-29 | 2018-11-30 | 江苏八达科技股份有限公司 | A kind of electrochemistry sewage-treatment plant and its electrode cleaning mechanism |
-
2013
- 2013-12-30 CN CN201320877955.6U patent/CN203715345U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911055A (en) * | 2018-09-29 | 2018-11-30 | 江苏八达科技股份有限公司 | A kind of electrochemistry sewage-treatment plant and its electrode cleaning mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU SHOUCHUANG JIAJING ENVIRONMENTAL PROTECTION Free format text: FORMER NAME: SUZHOU GREINWORTH ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215126 No. 46, Jiangpu Road, Suzhou Industrial Park, Jiangsu, China Patentee after: Suzhou Capital Jiajing Environmental Protection Technology Co.,Ltd. Address before: 215126 No. 46, Jiangpu Road, Suzhou Industrial Park, Jiangsu, China Patentee before: SUZHOU GREINWORTH ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
|
| CX01 | Expiry of patent term |