CN111453898A - Iron-carbon micro-electrolysis sewage and wastewater treatment equipment and use method - Google Patents
Iron-carbon micro-electrolysis sewage and wastewater treatment equipment and use method Download PDFInfo
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- CN111453898A CN111453898A CN202010216468.XA CN202010216468A CN111453898A CN 111453898 A CN111453898 A CN 111453898A CN 202010216468 A CN202010216468 A CN 202010216468A CN 111453898 A CN111453898 A CN 111453898A
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- 239000010865 sewage Substances 0.000 title claims abstract description 80
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 56
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000012856 packing Methods 0.000 claims abstract description 42
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000004576 sand Substances 0.000 claims abstract description 15
- 238000005273 aeration Methods 0.000 claims abstract description 10
- 238000001914 filtration Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000000945 filler Substances 0.000 claims description 14
- 239000004575 stone Substances 0.000 claims description 13
- 238000011001 backwashing Methods 0.000 claims description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims description 9
- 238000005276 aerator Methods 0.000 claims description 8
- 239000010802 sludge Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 238000006213 oxygenation reaction Methods 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/4602—Treatment of water, waste water, or sewage by electrochemical methods for prevention or elimination of deposits
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4618—Supplying or removing reactants or electrolyte
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/20—Prevention of biofouling
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
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Abstract
The invention relates to an iron-carbon micro-electrolysis sewage and wastewater treatment device, which comprises: main barrel, overflow barrel cover are established on the outer wall at main barrel's top, and main barrel top is uncovered, and its inside from top to bottom divide into: the iron-carbon micro-electrolysis supporting layer, the activated carbon packing layer, the fine sand packing layer, the pebble packing layer and the bottom in an inverted cone shape are detachably connected, and the top of the main cylinder body is higher than the top of the overflow cylinder body; the invention also discloses a use method of the iron-carbon micro-electrolysis sewage and wastewater treatment equipment. The invention integrates the traditional aerobic aeration treatment technology, the classification filtration technology and the emerging iron-carbon micro-electrolysis treatment technology, has the advantages of small occupied area, wide application range, no influence by terrain, low treatment cost, low operation and maintenance cost, and standard effluent quality.
Description
Technical Field
The invention relates to the field of sewage treatment equipment, in particular to iron-carbon micro-electrolysis sewage and wastewater treatment equipment and a using method thereof.
Background
With the rapid improvement of the living standard of rural areas in China, the problem of environmental pollution in rural areas becomes increasingly serious. The untreated random discharge of domestic sewage can cause the blackening and the stink of the water quality of ditches and riverways, seriously affect the living environment of rural residents and threaten the health, and simultaneously can cause the pollution of drinking water sources and the eutrophication of lakes and reservoirs. In the early eighties of the last century, integrated sewage treatment equipment has appeared in rural areas, but due to the limitation of economic conditions and the lack of environmental protection consciousness, the early sewage treatment equipment has the defects of immature technology, large electric energy consumption, difficult standard-reaching effluent quality and the like, and the rural domestic sewage treatment technology is single in form and immature in process.
In recent years, with the increase of economic conditions in rural areas and the increase of the national regulation of rural domestic sewage, the treatment of rural domestic sewage in most of domestic areas has been explored. The prior technology applied to rural domestic sewage treatment mainly comprises an artificial wetland treatment technology, a membrane bioreactor treatment technology, an anaerobic-aerobic treatment technology and the like. In view of wide regions in China, different rural economic conditions, regions and terrain conditions, and the problems of high management difficulty, lack of professional operation managers, weak environmental awareness of the masses and the like in rural domestic sewage treatment, the technology cannot be effectively applied to rural sewage treatment.
Research shows that the rural domestic sewage treatment discharge standard is an important basis for rural environmental management, and is related to selection of sewage treatment technology and process and construction, operation and maintenance cost of sewage treatment facilities. If the treated domestic sewage is reused, the water resource can be effectively saved. The 'Notification about the act plan for three years of rural human habitat environment improvement' of the office hall of the national institute of Central office requires that the rural domestic sewage treatment is centered on improving the rural human habitat environment, and keeps on adopting a construction mode and a treatment process which combines pollution treatment with resource utilization, engineering measures with ecological measures and concentration and dispersion according to local conditions from the practical point of view. The current situation and problems of rural sewage treatment in China are combined, and an integrated iron-carbon micro-electrolysis treatment device and a use method are developed, so that the integrated iron-carbon micro-electrolysis treatment device has the characteristics of small occupied area, no influence of terrain, low treatment cost, low operation and maintenance cost, effluent quality reaching the discharge standard and the like.
Disclosure of Invention
The invention aims to provide iron-carbon micro-electrolysis sewage and wastewater treatment equipment and a using method thereof aiming at the current situation.
The technical scheme adopted by the invention is as follows: an iron-carbon micro-electrolysis sewage and wastewater treatment device comprises: the overflow barrel is sleeved on the outer wall of the top of the main barrel, the top of the main barrel is uncovered, and the inside of the main barrel is divided into the following parts from top to bottom: the iron-carbon microelectrolysis supporting layer, the activated carbon packing layer, the fine sand packing layer, the stone packing layer and the bottom in an inverted cone shape are arranged, the iron-carbon microelectrolysis supporting layer, the activated carbon packing layer, the fine sand packing layer, the stone packing layer and the bottom are detachably connected, the iron-carbon microelectrolysis supporting layer is filled with the iron-carbon microelectrolysis packing, the activated carbon packing is filled in the activated carbon packing layer, the fine sand packing layer is filled with the fine sand packing, the stone packing is filled in the stone packing layer, and the top of the main cylinder is higher than that of the overflow cylinder.
The use method of the iron-carbon micro-electrolysis sewage and wastewater treatment equipment comprises the following steps:
s1, introducing the sewage to be treated into an iron-carbon micro-electrolysis sewage and wastewater treatment device from a sewage port;
s2, operating an aeration device to carry out aeration and oxygenation on the iron-carbon micro-electrolysis sewage treatment equipment, and reducing indexes such as COD (chemical oxygen demand) and BOD (biochemical oxygen demand) of sewage;
s3, enabling the sewage to flow out of the liquid outlet after multi-stage filtration, iron-carbon micro-electrolysis reaction and ultraviolet disinfection and sterilization;
s4, discharging sludge in the iron-carbon micro-electrolysis sewage and wastewater treatment equipment through a sewage discharge outlet periodically;
s5, periodically using a back washing device to back wash the iron-carbon micro-electrolysis sewage treatment device;
s6, replacing consumables in the iron-carbon micro-electrolysis sewage and wastewater treatment equipment regularly.
Compared with the prior art, the iron-carbon micro-electrolysis sewage treatment equipment and the use method thereof have the advantages that ⑴ floor space is extremely small, the equipment is not influenced by topographic factors, the installation is simple and convenient, compared with the traditional treatment process, the ⑵ iron-carbon micro-electrolysis process has the characteristics of wide pollutant treatment range, good treatment effect, short treatment time and the like, ⑶ equipment is low in cost and low in operation and maintenance cost, and is particularly suitable for rural domestic sewage treatment, ⑷ treated water quality can reach national or industrial discharge and reuse standards, water resources can be recycled, and ⑸ can be improved into buried equipment to vacate earth surface space.
Drawings
FIG. 1 is a front view of an iron-carbon micro-electrolysis wastewater treatment device provided by the invention;
FIG. 2 is a schematic structural diagram of an iron-carbon micro-electrolysis sewage and wastewater treatment device provided by the invention;
fig. 3 is a top view of an iron-carbon micro-electrolysis sewage treatment device provided by the invention.
Detailed Description
The iron-carbon micro-electrolysis sewage and wastewater treatment equipment provided by the invention is described in the following with the accompanying drawings:
referring to fig. 1 to 3, an iron-carbon micro-electrolysis wastewater treatment apparatus according to the present invention includes: the overflow device comprises a main barrel body 1 and an overflow barrel body 2, wherein the overflow barrel body 2 is sleeved on the outer wall of the top of the main barrel body 1.
The main barrel body 1 is uncovered at the top and is internally divided into the following parts from top to bottom: the iron-carbon microelectrolysis supporting layer 11, the activated carbon packing layer 12, the fine sand packing layer 13, the pebble packing layer 14 and the bottom 15 which is in an inverted cone shape are arranged, the iron-carbon microelectrolysis supporting layer 11, the activated carbon packing layer 12, the fine sand packing layer 13, the pebble packing layer 14 and the bottom are detachably connected, the iron-carbon microelectrolysis supporting layer 11 is filled with iron-carbon microelectrolysis packing, the activated carbon packing layer 12 is filled with activated carbon packing, the fine sand packing layer 13 is filled with fine sand packing, and the pebble packing layer 14 is filled with pebble packing.
The iron-carbon micro-electrolysis supporting layer 11 is of a three-position net structure, and the micro-electrolysis filler is uniformly distributed in the iron-carbon micro-electrolysis supporting layer 11.
The micro-electrolysis filler is ceramsite, preferably, the ceramsite is formed by mixing simple substance scrap iron, activated carbon, a composite catalyst, a binder and the like.
In this embodiment, the activated carbon filler layer 12, the fine sand filler layer 13, the stone filler layer 14 and the bottom are connected by threads.
The side surface of the bottom 15 is provided with a water inlet 17, the bottom surface of the bottom 15 is provided with a sewage outlet 18, sludge and backwashing wastewater are discharged from the sewage outlet 18, and the inclination angle α of the sewage outlet 18 is 30-60 degrees.
A bearing tray 16 is arranged below the stone filler layer 14, the bearing tray 16 is fixed with the inner wall of the main cylinder body 1, and the bearing tray 16 is positioned above the water inlet 17. The bearing tray 16 is provided with a plurality of water through holes, and the diameter of each water through hole is smaller than that of the stone filler 12.
The supporting tray 16 plays a role in supporting the iron-carbon micro-electrolysis supporting layer 11, the activated carbon filler layer 12, the fine sand filler layer 13 and the pebble filler layer 14, and also plays a role in flow equalization.
In this embodiment, the main cylinder 1 is made of stainless steel, glass fiber reinforced plastic or carbon steel, and has a long service life.
An ultraviolet disinfection lamp ring 21 is embedded on the side wall of the overflow cylinder body 2.
The ultraviolet disinfection lamp ring 21 is arranged on the side wall of the overflow cylinder 2 from 2 to 5 rings so as to achieve the expected purification purpose.
A water outlet 22 is arranged on the side wall of the overflow cylinder body 2.
In this embodiment, the aeration device 3 further includes an air pump 31, an air duct 32 and an aerator 33, the air duct 32 is disposed through the main cylinder 1, the aerator 33 is disposed on one end of the air duct 32 inside the main cylinder 1, and the air pump 31 is connected to one end of the air duct 32 outside the main cylinder 1.
In the vertical direction, the aerator 33 is located between the support tray 16 and the water inlet 17.
In this embodiment, the aerators 33 are uniformly distributed in the cross section of the main cylinder 1, and 4 to 6 aerators are arranged according to the inner diameter.
In this embodiment, the inner diameter of the overflow cylinder 2 is 1.5-2 times of the inner diameter of the main cylinder 1.
The top of the main cylinder 1 is higher than the top of the overflow cylinder 2.
In this embodiment, the device further comprises a backwashing device, the flushing end of the backwashing device can be detachably connected with the top of the main cylinder body 1, if the device is used for a period of time and causes loss problems such as internal blockage and effluent water quality reduction, the inside of the device can be flushed by the backwashing device, and the sludge and wastewater flowing down through flushing can be discharged through the drain outlet 18 of the bottom 15. Therefore, the problem of frequent use and replacement of consumables can be avoided, and the operation cost of the equipment can be further reduced.
When in use, the working process is as follows: the sewage enters from the water inlet and is firstly aerated to reduce the indexes of COD, BOD and the like of the sewage, and the generated sludge is discharged from the sludge discharge port; then the upper stream is subjected to fractional filtrationRemoving large particle impurities, and further adsorbing and removing peculiar smell by using activated carbon filler; continuously flowing upward into the iron-carbon micro-electrolysis layer, and performing iron-carbon primary cell reaction to convert Fe into Fe2+And Fe3+The integrated iron-carbon micro-electrolysis sewage treatment equipment in the embodiment is used for treating rural domestic sewage, indexes of BOD, COD and pH of the treated sewage are 12.5 mg/L, 46.9 mg/L and 7.22 respectively, the number of faecal coliform groups is less than 1000/m L, other indexes meet the indexes shown in agricultural irrigation water quality standard GB5084-2005, and the effluent is qualified and reaches the agricultural wastewater reuse standard.
The invention also comprises a using method of the iron-carbon micro-electrolysis sewage and wastewater treatment equipment, which comprises the following steps:
s1, introducing the sewage to be treated into an iron-carbon micro-electrolysis sewage and wastewater treatment device from a sewage port;
s2, operating the aeration device to carry out aeration treatment in the iron-carbon micro-electrolysis sewage treatment equipment to reduce indexes such as COD and BOD of sewage;
s3, enabling the sewage to flow out of the liquid outlet after multi-stage filtration, iron-carbon primary battery reaction and ultraviolet disinfection and sterilization;
s4, discharging sludge in the iron-carbon micro-electrolysis sewage and wastewater treatment equipment through a sewage discharge outlet periodically;
s5, periodically using a back washing device to back wash the iron-carbon micro-electrolysis sewage treatment device;
s6, replacing consumables in the iron-carbon micro-electrolysis sewage and wastewater treatment equipment regularly.
Compared with the existing equipment, the iron-carbon micro-electrolysis sewage treatment equipment and the use method thereof have the advantages that ⑴ floor space is extremely small, the equipment is not influenced by topographic factors, and the installation is simple and convenient, compared with the traditional treatment process, the ⑵ iron-carbon micro-electrolysis process has the characteristics of wide pollutant treatment range, good treatment effect, short treatment time and the like, ⑶ equipment has low cost and low operation and maintenance cost, and is suitable for rural domestic sewage treatment, ⑷ treated water quality can reach national or industrial discharge and reuse standards, water resources can be recycled, and ⑸ can be improved into buried equipment to vacate earth surface space.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a dirty waste water treatment equipment of indisputable carbon micro-electrolysis which characterized in that includes: the overflow barrel is sleeved on the outer wall of the top of the main barrel, the top of the main barrel is uncovered, and the inside of the main barrel is divided into the following parts from top to bottom: the iron-carbon microelectrolysis supporting layer, the activated carbon packing layer, the fine sand packing layer, the stone packing layer and the bottom in an inverted cone shape are arranged, the iron-carbon microelectrolysis supporting layer, the activated carbon packing layer, the fine sand packing layer, the stone packing layer and the bottom are detachably connected, the iron-carbon microelectrolysis supporting layer is filled with the iron-carbon microelectrolysis packing, the activated carbon packing is filled in the activated carbon packing layer, the fine sand packing layer is filled with the fine sand packing, the stone packing is filled in the stone packing layer, and the top of the main cylinder is higher than that of the overflow cylinder.
2. The iron-carbon microelectrolysis sewage and wastewater treatment equipment as claimed in claim 1, further comprising an aeration device, wherein the aeration device comprises an air pump, an air guide pipe and an aerator, the air guide pipe is arranged in the main cylinder in a penetrating manner, the aerator is arranged at one end of the air guide pipe in the main cylinder, and the air pump is connected with one end of the air guide pipe outside the main cylinder.
3. The iron-carbon micro-electrolysis sewage and wastewater treatment equipment as claimed in claim 2, wherein a water inlet is formed in the side surface of the bottom, a sewage draining outlet is formed in the bottom surface of the bottom, and the inclination angle α of the sewage draining outlet is 30-60 degrees.
4. The iron-carbon micro-electrolysis sewage and wastewater treatment equipment as claimed in claim 3, wherein a bearing tray is arranged below the stone filler layer, the bearing tray is fixed with the inner wall of the main cylinder body, and the bearing tray is positioned above the water inlet. The bearing plate is provided with a plurality of water through holes, and the diameter of each water through hole is smaller than that of the stone filler.
5. The iron-carbon micro-electrolysis wastewater treatment apparatus of claim 4, wherein the aerator is located between the support tray and the water inlet.
6. The iron-carbon micro-electrolysis sewage and wastewater treatment equipment as claimed in claim 5, wherein an ultraviolet disinfection lamp ring is embedded on the side wall of the overflow cylinder, and a water outlet is arranged on the side wall of the overflow cylinder.
7. The iron-carbon micro-electrolysis sewage treatment equipment according to claim 5, wherein the inner diameter of the overflow cylinder is 1.5-2 times of the inner diameter of the main cylinder.
8. The iron-carbon micro-electrolysis sewage and wastewater treatment equipment as claimed in claim 1, wherein the micro-electrolysis filler is ceramsite, and the ceramsite is formed by mixing simple substance scrap iron, activated carbon, a composite catalyst, a binder and the like.
9. The iron-carbon micro-electrolysis sewage treatment equipment according to claim 1, further comprising a back washing equipment, wherein the washing end of the back washing equipment can be detachably connected with the top of the main cylinder body 1.
10. The use method of the iron-carbon micro-electrolysis sewage and wastewater treatment equipment is characterized by comprising the following steps:
s1, introducing the sewage to be treated into an iron-carbon micro-electrolysis sewage and wastewater treatment device from a sewage port;
s2, operating an aeration device to carry out aeration and oxygenation on the iron-carbon micro-electrolysis sewage treatment equipment, and reducing indexes such as COD (chemical oxygen demand) and BOD (biochemical oxygen demand) of sewage;
s3, enabling the sewage to flow out of the liquid outlet after multi-stage filtration, iron-carbon micro-electrolysis reaction and ultraviolet disinfection and sterilization;
s4, discharging sludge in the iron-carbon micro-electrolysis sewage and wastewater treatment equipment through a sewage discharge outlet periodically;
s5, periodically using a back washing device to back wash the iron-carbon micro-electrolysis sewage treatment device;
s6, replacing consumables in the iron-carbon micro-electrolysis sewage and wastewater treatment equipment regularly.
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| CN202010216468.XA CN111453898A (en) | 2020-03-25 | 2020-03-25 | Iron-carbon micro-electrolysis sewage and wastewater treatment equipment and use method |
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| CN202010216468.XA CN111453898A (en) | 2020-03-25 | 2020-03-25 | Iron-carbon micro-electrolysis sewage and wastewater treatment equipment and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995041A (en) * | 2020-08-25 | 2020-11-27 | 中国水利水电科学研究院 | Device and method for removing nitrate in drinking water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111995041A (en) * | 2020-08-25 | 2020-11-27 | 中国水利水电科学研究院 | Device and method for removing nitrate in drinking water |
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