CN116553728A - Equipment and method for treating rural scattered domestic sewage by using waste fan blades - Google Patents
Equipment and method for treating rural scattered domestic sewage by using waste fan blades Download PDFInfo
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- CN116553728A CN116553728A CN202310532010.9A CN202310532010A CN116553728A CN 116553728 A CN116553728 A CN 116553728A CN 202310532010 A CN202310532010 A CN 202310532010A CN 116553728 A CN116553728 A CN 116553728A
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- water
- fan blades
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- 239000010865 sewage Substances 0.000 title claims abstract description 88
- 239000002699 waste material Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 123
- 238000005192 partition Methods 0.000 claims abstract description 57
- 238000001914 filtration Methods 0.000 claims abstract description 29
- 238000005520 cutting process Methods 0.000 claims abstract description 9
- 238000005273 aeration Methods 0.000 claims description 40
- 239000010802 sludge Substances 0.000 claims description 38
- 239000006185 dispersion Substances 0.000 claims description 29
- 239000000835 fiber Substances 0.000 claims description 29
- 238000011010 flushing procedure Methods 0.000 claims description 24
- 230000001105 regulatory effect Effects 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 20
- 238000004062 sedimentation Methods 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 9
- 238000011001 backwashing Methods 0.000 claims description 8
- 238000005276 aerator Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 4
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims description 3
- 238000005842 biochemical reaction Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 230000020477 pH reduction Effects 0.000 claims description 3
- 239000002957 persistent organic pollutant Substances 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 239000000969 carrier Substances 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 16
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000002657 fibrous material Substances 0.000 abstract description 3
- 238000010125 resin casting Methods 0.000 abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000002207 metabolite Substances 0.000 description 2
- 238000006396 nitration reaction Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003733 fiber-reinforced composite Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- 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
- C02F2201/002—Construction details of the apparatus
-
- 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
- C02F2303/16—Regeneration of sorbents, filters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses equipment and a method for treating rural scattered domestic sewage by utilizing waste fan blades, wherein the equipment comprises at least one group of treatment modules and a filtering module, the treatment modules are communicated with the filtering module through pipelines, the treatment modules comprise a first tank body, a first water baffle and a partition assembly, the first water baffle and the partition assembly divide the first tank body into an adjusting area and an aerobic area, and the filtering module comprises a second tank body and a partition assembly; according to the invention, the processing module and the filtering module are prepared by cutting and utilizing the key parts of the waste fan blades, so that the hydrodynamic performance is not changed, the streamline of the fan blades is beneficial to the flow of sewage, the dead zone and dead angle in the operation of the traditional integrated sewage treatment equipment are greatly reduced, the first tank body, the second tank body and other parts are cut and manufactured by adopting the waste fan blades, the fiber materials in the waste fan blades are connected into a whole after resin casting, and the surface is not easy to crack or fall off due to hydraulic impact.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to equipment and a method for treating rural scattered domestic sewage by using waste fan blades.
Background
The dispersed sewage is different from the concentrated discharge of urban sewage, has the characteristics of small quantity, large water quality change, wide dispersion and the like, and is not suitable for a concentrated treatment mode of pipe network collection. The integrated sewage treatment equipment is flexible and easy to install, and is suitable for decentralized sewage treatment.
The fan blade is made of composite materials, comprises thermosetting matrixes such as epoxy resin and the like, reinforced materials such as glass fibers and carbon fibers and the like, has higher corrosion resistance and mechanical strength, and has long natural degradation period, difficult treatment and large occupied area. The traditional landfill incineration method not only causes resource waste but also generates secondary pollution; the mechanical grinding cuts the fan blade into fragments, but the mechanical property of the material can be greatly reduced, and the energy consumption is higher; the chemical recovery decomposes and recovers the fan blade composite material through chemical agents, but the investment cost is high, and the fan blade composite material has certain environmental risks. In the face of the annual growth of waste fan blades, the traditional method can not meet the recycling requirement, so that development of new recycling technology with more environmental protection and higher efficiency is urgently needed.
However, the traditional integrated sewage equipment is mostly made of glass fiber reinforced plastic, carbon steel, stainless steel and other materials, so that the equipment investment is large, the transportation cost is high, and finally the sewage treatment cost is high, thereby limiting the wide use of the integrated equipment. In addition, the problems frequently occur in the operation and installation of the traditional sewage integrated equipment:
(1) The hydraulic load is uneven, and the water quality of the effluent is unstable: the traditional integrated equipment has small volume, blind areas and dead angles are easy to appear in the sewage flowing process, the sewage treatment efficiency is affected, the effluent quality exceeds standard, and the like.
(2) Packing damage and pipe blockage: the traditional integrated equipment adopts suspended elastic filler, long-term hydraulic impact can cause surface fracture or shedding of the filler, pipeline blockage is easy to cause, and the filler needs to be replaced periodically.
(3) Single installation form of the equipment and fixed treatment scale: the traditional integrated equipment is industrially produced, has single shape and structure and is easily affected by terrain. The sewage treatment scale changes according to a certain gradient, and the sewage discharge amount is not guaranteed to be completely matched and dispersed, so that the integrated equipment is operated under overload or low load frequently.
Therefore, there is a need to design an apparatus and method for treating rural decentralized domestic sewage using waste fan blades.
Disclosure of Invention
In order to solve the technical problems, the invention provides equipment and a method for treating rural scattered domestic sewage by using waste fan blades.
The technical scheme of the invention is as follows: the device for treating rural scattered domestic sewage by utilizing the waste fan blades comprises at least one group of treatment modules and a filtering module, wherein the treatment modules are communicated with the filtering module through pipelines;
the treatment module comprises a first tank body, a first water baffle and a partition assembly, wherein the two ends of the first tank body are respectively provided with a first cover plate, the first water baffle is obliquely arranged on the inner wall of the first tank body at a certain angle, the partition assembly is arranged in the first tank body and comprises a partition plate and an adjusting plate, the partition plate is obliquely arranged on the inner wall of the first tank body at a certain angle, the partition plate is provided with a backflow hole, and the adjusting plate is provided with an opening;
the first water baffle and the partition assembly divide the interior of the first tank body into an adjusting area and an aerobic area, a base plate is arranged on the inner wall of the first tank body, a biological carrier is arranged on the base plate, a second aeration pipe is arranged in the aerobic area and connected with a blower, a water outlet assembly is arranged on the first tank body above the aerobic area and comprises a water outlet pipe and a water suction pump connected with the water outlet pipe, the bottommost end of the water outlet pipe is lower than the opening, and the water outlet pipe can be adjusted up and down;
the filtering module comprises a second tank body and partition assemblies, wherein second cover plates are respectively arranged at two ends of the second tank body, the partition assemblies divide the second tank body into a sludge sedimentation area and a filtered water outlet area, the sludge sedimentation area is positioned in front of the filtered water area, a water collecting cylinder is arranged in the second tank body positioned in the filtered water area, a filtering fiber net is sleeved outside the water collecting cylinder, a water collecting port is arranged on the water collecting cylinder, a water outlet assembly is arranged on the second tank body positioned above the water collecting cylinder, one end of a water outlet pipe is communicated with the water collecting cylinder, and a sludge discharge pipe for discharging sludge is arranged on the second tank body positioned in the sludge sedimentation area;
the aerobic zone of the first tank body and the filtered water zone of the second tank body are respectively provided with an auxiliary piece, the auxiliary piece is a first aeration pipe in the first tank body, the auxiliary piece is a back flushing device in the second tank body, and the first aeration pipe and the back flushing device are connected with a blower;
one end of a partition plate in the treatment module is rotationally connected with one end of an adjusting plate, and a biological carrier is paved on the surface of the partition plate; one end of the partition plate in the filter module is fixedly connected with one end of the adjusting plate.
Description: the invention has simple equipment system, low operation cost and small occupied area, takes carbon-containing organic matters and endogenous metabolites in the original sewage as carbon sources, saves the cost of adding external carbon sources, designs the adjusting area before and after the treatment module, enables the treatment module to perform nitration reaction to consume part of carbon source organic matters, then further removes organic matters, removes biological films and suspended sludge peeled off from the treatment module by the arrangement of the filtering module, purifies the sewage, and can adjust the volumes of the adjusting area and the aerobic area according to the condition of the sewage by the arrangement of the adjustable rotating adjusting plate, improves the sewage treatment effect, determines the setting quantity of the treatment module and the connection mode among the treatment modules according to the sewage quantity and the water quality, adjusts the oxygen content of the adjusting area and treats the domestic sewage of the adjusting area.
Further, the first tank body, the first cover plate, the partition assembly, the first water baffle, the base plate, the biological carrier and the second tank body, the partition assembly, the second cover plate, the second water baffle and the filter fiber net used by the processing module are obtained by cutting waste fan blades, streamline shapes are kept during cutting, resin filling is adopted for fixing the connection parts of the first cover plate, the first water baffle and the partition assembly and the first tank body, and resin filling is adopted for fixing the connection parts of the second cover plate and the partition assembly and the second tank body.
Description: because the fan blade adopts the fiber reinforced composite material, the fan blade has good mechanical strength and corrosion resistance, can still be used in a ladder way even after retirement, and is higher than the material requirement of integrated sewage treatment equipment; the whole streamlined design that adopts of abandonment fan blade, through cutting, utilize the key position of abandonment fan blade to prepare processing module and filtration module, do not change the hydrodynamic property of abandonment fan blade, the streamline of abandonment fan blade is favorable to the flow of sewage, consequently the blind area and the dead angle in traditional integration sewage treatment plant operation have significantly reduced, other parts such as first jar body, second jar body adopt abandonment fan blade to cut the preparation, fibrous material in the abandonment fan blade even as an organic whole after carrying out the resin casting, receive the hydraulic impact and be difficult for causing surface to break or drop.
Further, three reflow holes are arranged at equal intervals, each reflow hole is provided with a hole cover, and each hole cover is provided with a one-way valve.
Description: the hole cover opened by the control switch is arranged, so that the backflow hole can be controlled to be opened, and domestic dispersed sewage in the aerobic zone enters the regulating zone to backflow sludge again.
Further, the second aeration pipes are provided with three at equal angles, the second aeration pipes are provided with a plurality of rows of aeration heads at equal angles, and the aeration heads are provided with a plurality of aeration openings.
Description: by using the second aerator pipe, the denitrification residues in the domestic dispersion sewage can be further removed, and the quality of the treated water is improved.
Further, a liquid level meter is arranged at the lower part of the water outlet pipe and is connected with a water suction pump, and a filter screen is arranged at the lower end of the water outlet pipe positioned in the processing module.
Description: through setting up the level gauge at play water subassembly, know the liquid level condition in processing module and the filtration module, can change the size in good oxygen district and regulation district simultaneously according to sewage discharge, through the outlet pipe lower extreme in processing module sets up filter screen, can carry out prefiltering with the biomembrane that shells down.
Further, the first aeration pipe is arranged at the bottom in the first tank body of the aerobic zone, the back flushing device is a back flushing pipe, the back flushing pipe is identical to the first aeration pipe, the back flushing pipe is arranged at the side surface of the filter fiber net and at the bottom of the filtered water zone, and the sludge discharge pipe is communicated with the sludge settling zone.
Description: by arranging the back flushing device, the filter fiber net is flushed, the filter fiber net is prevented from being blocked, and the sludge in the sewage is discharged to the sludge precipitation area through the sludge discharge pipe.
Further, the process modules are installed in a horizontally or vertically disposed manner.
Description: through setting up the processing module of two kinds of installation forms, realized simultaneously that the arbitrary switching of horizontal installation and perpendicular installation is less influenced by the topography environment.
Further, the recoil device is a spraying assembly, the spraying assembly comprises a first rotating plate and a second rotating plate which is positioned in front of the first rotating plate, a first aeration pipe is arranged on the first rotating plate and the second rotating plate, the middle parts of the first rotating plate and the second rotating plate are both rotationally connected with a first shaft rod which is arranged on a second cover plate, two arc plates are arranged at the lower end of the first rotating plate, the lower ends of the two arc plates are connected through an inner arc-shaped rack, an outer arc-shaped rack is arranged at the lower end of the second rotating plate, a second shaft which is rotationally connected with the second shaft rod and a motor which is used for driving the second shaft rod to rotate are arranged on a second cover plate which is positioned above the inner arc-shaped rack, a first gear which is in meshed transmission with the inner arc-shaped rack is arranged on the second shaft rod which is positioned in front of the first gear, a third gear is arranged behind the first gear, and a straight rack which is meshed with the third gear is arranged on the filter fiber net.
Description: through setting up backwash unit and washing the filter web, through setting up the subassembly such as second shaft, first gear and the second gear of being connected with the motor for first rotor plate and second rotor plate can rotate in the filter web outside, thereby change the relative position of backwash with the filter web, make the air current of backwash carry out the washing treatment to more positions of filter web, simultaneously can reduce the setting of backwash, through setting up third gear and straight rack, when using backwash to wash, still make the filter web can carry out the removal of vertical direction, further promote backwash unit to the effect of filter web washing.
The method for sewage by using the equipment comprises the following steps:
s1, treatment of a regulating area: the domestic dispersion sewage enters a treatment module, firstly enters a regulating area, and performs acidification hydrolysis, nitrification and denitrification reaction with a biological carrier in the regulating area, so that the concentration of organic matters is reduced, and part of ammonia nitrogen is removed;
s2, treatment in an aerobic zone: the domestic dispersion sewage treated in the adjusting area enters an aerobic area from an opening of the adjusting plate to perform an aerobic biochemical reaction, so that organic pollutants in the domestic dispersion sewage are degraded through biological oxidation and adsorption, a blower is started, and the first aeration pipe and the second aeration pipe work to further remove denitrification residues in the domestic dispersion sewage;
s3, sludge reflux: starting the reflux holes on the partition plate, so that the domestic dispersion sewage in the aerobic zone enters the regulating zone again, regulating the oxygen content of the regulating zone according to different water qualities, ensuring the treatment effect, and repeating the treatment of the step S1 and the step S2;
s4, filtering: and (3) starting a water suction pump, conveying the domestic dispersion sewage treated in the step (S3) into a filtering module through a water outlet pipe in the treatment module, filtering the peeled biological film and suspended sludge by a filter fiber net, enabling the filtered domestic dispersion sewage to enter a water collecting cylinder, discharging the biological film and the filtered suspended sludge through a water outlet pipe in the filtering module, and discharging the biological film and the suspended sludge through a sludge discharge pipe to finish the purification of the domestic dispersion sewage.
Further, the shape and the size of the first tank body are the same as those of the second tank body, and the shape and the size of the first cover plate are the same as those of the second cover plate.
Description: the shape and the size of the first tank body are the same as those of the second tank body, and the shape and the size of the first cover plate are the same as those of the second cover plate, so that the processing and the production of factories are facilitated.
The beneficial effects of the invention are as follows:
(1) The device provided by the invention has the advantages of simple system, low operation cost and small occupied area, the carbon-containing organic matters and endogenous metabolites in the original sewage are used as carbon sources, the cost of adding external carbon sources is saved, the treatment module is arranged, the adjusting area is designed to be in front, the aerobic area is arranged behind, the treatment module firstly carries out nitration reaction to consume part of the carbon source organic matters, then the organic matters are further removed, the filter module is arranged, the biological film and suspended sludge peeled off from the treatment module are removed, the sewage is purified, and the volumes of the adjusting area and the aerobic area can be adjusted according to the condition of the sewage by arranging the adjustable rotating adjusting plate, so that the sewage treatment effect is improved.
(2) According to the invention, the processing module and the filtering module are prepared by cutting and utilizing the key parts of the waste fan blades, the hydrodynamic property of the waste fan blades is not changed, and the streamline of the fan blades is beneficial to the flow of sewage, so that dead zones and dead angles in the operation of the traditional integrated sewage treatment equipment are greatly reduced, the first tank body, the second tank body and other parts are cut and manufactured by adopting the waste fan blades, and the fiber materials in the waste fan blades are integrated after resin casting, so that the surface is not easy to crack or fall off due to hydraulic impact.
(3) According to the invention, the filter fiber net is washed by arranging the back washing device, and by arranging the components such as the second shaft, the first gear and the second gear which are connected with the motor, the first rotating plate and the second rotating plate can rotate outside the filter fiber net, so that the relative positions of the back washing head and the filter fiber net are changed, more positions of the filter fiber net are washed by the back washing head airflow, the back washing head is reduced, and the filter fiber net can move in the vertical direction while being washed by arranging the third gear and the straight rack, so that the washing effect of the back washing device on the filter fiber net is further improved.
Drawings
FIG. 1 is a flow chart of the process for treating dispersed sewage by the apparatus of embodiment 1 of the present invention;
FIG. 2 is a schematic view of a horizontally disposed process module of the present invention;
FIG. 3 is a schematic view of the apparatus of the present invention with the process modules vertically positioned;
FIG. 4 is a schematic diagram of the structure of the filtration module of the apparatus of the present invention;
FIG. 5 is a schematic view of the overall structure of the waste fan blade of the present invention;
FIG. 6 is a schematic view of a rotary connection of the partition assembly of the present invention;
FIG. 7 is a schematic view of a second aerator pipe according to the invention;
FIG. 8 is a schematic view of the connection location of the partition assembly of the present invention to a first water deflector;
FIG. 9 is a flow chart of the process of treating dispersed sewage by the apparatus of example 2 of the present invention;
FIG. 10 is a flow chart of the process of treating dispersed sewage by the apparatus of example 3 of the present invention;
FIG. 11 is a schematic view of the construction of the backwash assembly of the present invention;
FIG. 12 is a schematic perspective view of a backwash assembly according to the present invention;
FIG. 13 is a schematic view of the positional relationship between the fluid bladder and the first rotating plate of the present invention;
FIG. 14 is a schematic view of the positional relationship between the fluid bladder and the second rotating plate of the present invention;
FIG. 15 is a schematic view of the internal structure of a second rotating plate of the present invention;
FIG. 16 is a flow chart of the process of treating dispersed sewage by the apparatus of example 4 of the present invention;
the device comprises a 1-treatment module, a 11-first tank, a 111-first cover plate, a 12-first water baffle, a 13-partition assembly, a 14-partition plate, a 141-backflow hole, a 15-regulating plate, a 151-opening, a 16-water outlet assembly, a 161-water outlet pipe, a 162-water suction pump, a 163-liquid level meter, a 164-filter screen, a 2-filter module, a 21-second tank, a 22-second water baffle, a 23-filter fiber net, a 24-mud discharging pipe, a 25-water collecting cylinder, a 3-regulating area, a 4-aerobic area, a 41-first aeration pipe, a 42-second aeration pipe, a 5-waste fan blade, a 51-first part, a 52-second part, a 53-third part, a 54-fourth part, a 55-fifth part, a 6-backwashing device, a 61-first rotating plate, a 611-circular arc plate, a 612-inner arc-shaped rack, a 62-second rotating plate, a 621-outer arc-shaped rack, a 63-first gear, a 64-second gear, a 65-third gear, a 66-straight gear, a 66-second gear, a 67-second rack, a 67-toothed rack, a 67672, a fourth gear, a water-and a water-back-flushing head.
Detailed Description
The invention will be described in further detail with reference to the following embodiments to better embody the advantages of the invention.
Example 1
As shown in fig. 1, the device for treating rural scattered domestic sewage by using waste fan blades comprises a group of treatment modules 1 and a filter module 2, wherein the treatment modules 1 are communicated with the filter module 2 through pipelines, and the treatment modules 1 are horizontally arranged;
as shown in fig. 2, the treatment module 1 includes a first tank 11, a first water baffle 12, and a partition assembly 13, wherein two ends of the first tank 11 are respectively provided with a first cover plate 111, the first water baffle 12 is obliquely disposed on an inner wall of the first tank 11 at an angle of 15 ° to the vertical direction, the partition assembly 13 is disposed in the first tank 11, the partition assembly 13 includes a partition plate 14 and an adjusting plate 15, the partition plate 14 is obliquely disposed on the inner wall of the first tank 11 at an angle of 45 ° to the horizontal direction, the partition plate 14 is provided with a backflow hole 141, and the adjusting plate 15 is provided with an opening 151;
as shown in fig. 2, the first water baffle 12 and the partition assembly 13 divide the first tank 11 into the adjusting area 3 and the aerobic area 4, a pad 31 is disposed on the inner wall of the first tank 11, a biological carrier is disposed on the pad 31, a second aeration pipe 42 is disposed in the aerobic area 4, the second aeration pipe 42 is connected with a blower, a water outlet assembly 16 is disposed on the first tank 11 above the aerobic area 4, the water outlet assembly 16 includes a water outlet pipe 161 and a water pump 162 connected with the water outlet pipe 161, the lowest end of the water outlet pipe 161 is lower than the opening 151, the water pipe 161 can be adjusted up and down, and the water outlet pipe 161 and the water pump 162 are commercially available hoses and water pumps;
as shown in fig. 4, the filtering module 2 includes a second tank 21, a second water baffle 22, and a partition assembly 13, two ends of the second tank 21 are respectively provided with a second cover plate 211, the partition assembly (13) divides the second tank 21 into a sludge sedimentation area and a filtered water outlet area, the sludge sedimentation area is located in front of the filtered water area, a water collecting cylinder 25 is disposed in the second tank 21 located in the filtered water area, a filter fiber net 23 is sleeved outside the water collecting cylinder 25, a water collecting port is disposed on the water collecting cylinder 25, a water outlet assembly 16 is disposed on the second tank 21 located above the water collecting cylinder 25, the lower end of the water outlet pipe 161 is communicated with the water collecting cylinder 25, and a sludge discharge pipe 24 is disposed on the second tank 21 located in the sludge sedimentation area;
auxiliary pieces are arranged in the aerobic zone 4 of the first tank 11 and the filtered water zone of the second tank, the first auxiliary piece is a first aeration pipe 41 in the first tank 11, the auxiliary piece is a back flushing device 6 in the second tank 21, and the first aeration pipe 41 and the back flushing device 6 are both connected with a blower;
the shape and the size of the first tank 11 are the same as those of the second tank 21, and the shape and the size of the first cover plate 111 are the same as those of the second cover plate 211;
as shown in fig. 3 and 6, the upper end of the partition plate 14 in the processing module 1 is rotatably connected with the lower end of the adjusting plate 15, a blocking groove which is clamped with the upper end of the adjusting plate 15 is arranged on the inner wall of the first tank 11 positioned on the right side of the adjusting plate 15, a clamping groove which is clamped with the upper end of the adjusting plate 15 is arranged on the first water baffle 12 positioned on the left side of the adjusting plate 15, the adjusting plate 15 is clamped with the blocking groove, and a biological carrier is paved on the surface of the partition plate 14;
the upper end of the partition plate 14 in the filter module 2 is fixedly connected with the lower end of the adjusting plate 15;
the first aeration pipe 41 is arranged at the bottom in the first tank 11 of the aerobic zone 4, the back flushing device 6 is a back flushing pipe, the back flushing pipe is identical to the first aeration pipe 41, the back flushing pipe is arranged at the side surface of the filter fiber net 23 and the bottom of the filtered water zone, the sludge discharge pipe 24 is communicated with the sludge sedimentation zone, two rows of first aeration pipes 41 are arranged at the bottom surface of the filter fiber net 23, and three rows of first aeration pipes 41 at the side surface of the filter fiber net 23 are used for flushing the filter fiber net 23 by utilizing air flow;
the components used by the processing module 1 and the filtering module 2 are all cut by the waste fan blade 5, the streamline shape is kept during the cutting, the connection parts of the first cover plate 111, the first water baffle 12 and the partition component 13 and the first tank 11 are fixedly connected by resin infusion, the connection parts of the second cover plate 211 and the partition component 13 and the second tank 21 are fixedly connected by resin infusion, the resin infusion connection is a mechanical connection mode, two or more components are connected together by utilizing the characteristic of resin, and the resin is infused at the connection parts of the two components to connect the two components together;
as shown in fig. 5, the first tank 11 and the second tank 21 are all cut from the first portion 51 of the waste fan blade 5, the first cover 111, the partition plate 14, the backing plate 31 and the second cover 211 are all cut from the third portion 53 of the waste fan blade 5 and keep the streamline shape of the third portion 53, the first water baffle 12, the adjusting plate 15 and the second water baffle 22 are all cut from the fourth portion 54 of the waste fan blade 5 and keep the streamline shape of the fourth portion 54, and the biological carrier and the filter fiber web 23 are all derived from the reinforcing fibers of the second portion 52 and the third portion 53 of the waste fan blade 5;
in addition to the waste fan blade structure shown in fig. 5, other fan blades can be used for cutting, and the cut blades can be corrected to reach the standard of the device and be adapted to the device;
the partition plate 14 is provided with three backflow holes 141, three backflow holes 141 are arranged at equal intervals, each backflow hole 141 is provided with a hole cover, each hole cover is provided with a one-way valve, each one-way valve is a commercially available one-way valve, the regulating plate 15 is provided with three holes 151, the holes 151 are obliquely arranged at an angle of 60 degrees in horizontal plane, and one end of each hole 151 is 4mm higher than one end of the aerobic zone 4;
the first aeration tubes 41 are provided with two rows in total and are uniformly distributed on the backing plate 31;
as shown in fig. 7, the second aeration pipes 42 are provided with three at 60 degrees, the second aeration pipes 42 are provided with three rows of aeration heads at 60 degrees, and the aeration heads are provided with five aeration openings;
a liquid level meter 163 is arranged at the lower part of the water outlet pipe 161, the liquid level meter 163 is connected with a water suction pump 162, a filter screen 164 is arranged at the lower end of the water outlet pipe 161 positioned in the processing module 1, and the liquid level meter 163 is a commercially available liquid level meter 163;
the method for sewage by using the equipment comprises the following steps:
s1, treatment in a regulating area 3: the domestic dispersion sewage enters a first group of treatment modules 1, firstly enters a regulating area 3, and performs acidification hydrolysis, nitrification and denitrification reaction with biological carriers in the regulating area 3, so that the concentration of organic matters is reduced, and part of ammonia nitrogen is removed;
s2, treatment in an aerobic zone 4: the domestic dispersion sewage treated in the regulating zone 3 enters the aerobic zone 4 from the opening 151 of the regulating plate 15 to perform aerobic biochemical reaction, so that organic pollutants in the domestic dispersion sewage are degraded through biological oxidation and adsorption, and the blower is started, the first aerator pipe 41 and the second aerator pipe 42 work to further remove denitrification residues in the domestic dispersion sewage;
s3: and (3) sludge reflux: starting a backflow hole 141 on the partition plate 14 to enable the domestic dispersion sewage in the aerobic zone 4 to enter the regulating zone 3 again, and repeating the treatment of the step S1 and the step S2;
s4: then, the domestic dispersion sewage treated by the first group of treatment modules 1 is sent to the second group of treatment modules 1 to carry out the treatment process of the steps S1-S3 again;
s5, filtering: the suction pump 162 is started, the domestic dispersion sewage treated in the step S4 is conveyed into the filter module 2 through the water outlet pipe 161 in the treatment module 1, the filter fiber net 23 filters the peeled biological membrane and suspended sludge, the filtered domestic dispersion sewage enters the water collecting cylinder 25 and is discharged through the water outlet pipe 161 in the filter module 2, and the biological membrane and the suspended sludge are discharged through the sludge discharge pipe 24, so that the purification of the domestic dispersion sewage is completed.
Example 2
The difference between the embodiment and the embodiment 1 is that, as shown in fig. 9, the device for treating rural scattered domestic sewage by using waste fan blades comprises two groups of treatment modules 1 and filtering modules 2 which are connected in series, wherein the treatment modules 1 are communicated with the filtering modules 2 through pipelines, the treatment modules 1 are vertically arranged, and the two groups of treatment modules 1 are vertically arranged according to the size of a placement site;
as shown in fig. 8, the adjusting plate 15 in the treatment module 1 rotates 60 ° anticlockwise and is clamped with the first water baffle 12, the adjusting area 3 and the aerobic area 4 are adjusted by the treated domestic dispersion sewage amount, two sealing plates which are in sealing connection with the inner wall of the first tank 11 are arranged on the inner wall of the first tank 11 at the position where the adjusting plate 15 rotates 60 ° anticlockwise, the sealing plates are respectively positioned at two sides of the adjusting plate 15 and are in sealing connection with the first water baffle 12, when the adjusting plate 15 rotates 60 ° anticlockwise and is clamped with the first water baffle 12, the adjusting plate 15 is in sealing connection with the two sealing plates, a clamping block which is matched and clamped with a clamping groove is arranged on the adjusting plate 15, the clamping block is only connected with the adjusting plate 15 in anticlockwise rotation, a torsion spring for resetting the clamping block is arranged at the connecting position, when the clamping block is clamped with the clamping groove, the adjusting plate 15 is fixed, when the adjusting plate 15 needs to be reset, the clamping block is enabled to rotate anticlockwise, the clamping block is not clamped with the clamping groove, and the adjusting plate 15 is reset.
Example 3
The embodiment is basically the same as the embodiment 2, and is different from the embodiment in that, as shown in fig. 10, the device for treating rural decentralized domestic sewage by using waste fan blades comprises two groups of treatment modules 1 and filtering modules 2 which are connected in series, wherein the treatment modules 1 are communicated with the filtering modules 2 through pipelines, the treatment modules 1 are vertically arranged, one group of treatment modules 1 is horizontally arranged, and the other group of treatment modules 1 is vertically arranged according to the size of a place;
as shown in fig. 11 and 12, the back flushing device 6 is a spraying assembly, the spraying assembly includes a first rotating plate 61 and a second rotating plate 62 located in front of the first rotating plate 61, three back flushing heads 68 are respectively disposed on the first rotating plate 61 and the second rotating plate 62, the middle parts of the first rotating plate 61 and the second rotating plate 62 are respectively connected with a first shaft lever disposed on a second cover plate 211 in a rotating way, two circular arc plates 611 are disposed at the lower end of the first rotating plate 61, the lower ends of the two circular arc plates 611 are connected through an inner circular arc rack 612, the inner circular arc rack 612 is a tooth disposed at the inner side of the circular arc plate, an outer circular arc rack 621 is disposed at the lower end of the second rotating plate 62, the outer circular arc rack 621 is a tooth disposed at the outer side of the circular arc plate, a second cover plate 211 disposed above the inner circular arc rack 612 is provided with a second shaft lever rotationally connected with the outer circular arc rack 621 and a motor for driving the second shaft lever, the motor is a commercially available waterproof motor or a waterproof motor is adapted according to the shape, the waterproof motor is disposed at the lower end of the first circular arc plate 611 is mounted on the second cover plate, the second shaft lever is mounted to the second shaft lever 63 is disposed at the second cover plate, and is meshed with the third circular arc rack 63, and the second shaft gear 63 is meshed with the third gear 63 is disposed at the second gear 63, and the second gear is meshed with the third gear 63 is meshed with the first gear 63;
as shown in fig. 13, 14 and 15, the second rotating plate 62 is hollow, a liquid bag 67 is disposed between the first rotating plate 61 and the second rotating plate 62, the liquid bag 67 is connected with a second cover plate 211, a liquid inlet and a liquid outlet are disposed on the liquid bag 67, the liquid inlet is communicated with the second rotating plate 62 through a hose, a one-way valve is disposed at the liquid inlet, a piston 671 is disposed at the upper portion in the second rotating plate 62, a toothed plate 672 is disposed at the lower end of the piston 671, the left end of the backwash head 68 extends into the second rotating plate 62 and is provided with a fourth gear 673, the fourth gear 673 is meshed with the toothed plate 672 for transmission, and a spring is disposed in the second rotating plate 62 below the toothed plate 672;
the operation method of the back flushing device 6 is as follows:
starting a motor, starting the backflushing head 68 to start working, enabling the motor to rotate positively to drive a second shaft rod to rotate, enabling the second shaft rod to drive a first gear 63 and a second gear 64 on the second shaft rod to rotate, enabling the first gear 63 to drive an inner arc-shaped rack 612 meshed with the first gear to rotate around a first shaft rod, enabling an outer arc-shaped rack 621 meshed with the second gear 64 to rotate around the first shaft rod, enabling a first rotating plate 61 and a second rotating plate 62 to rotate around the first shaft rod in opposite directions, enabling the position of the backflushing head 68 to change, enabling the backflushing head 68 to flush the filter fiber web 23, enabling a third gear 65 to rotate along with the second shaft rod, enabling a straight rack 66 to move upwards, enabling the filter fiber web 23 to move upwards, enabling the motor to rotate reversely, and enabling the filter fiber web 23 to be flushed through continuous positive and negative rotation, wherein the principle is the same;
when the first rotating plate 61 and the second rotating plate 62 are far away from each other, the check valve at the liquid inlet is opened, the liquid bag 67 is filled with water, when the first rotating plate 61 and the second rotating plate 62 are close to each other, the liquid bag 67 is extruded to enable water to enter the second rotating plate 62 from the liquid outlet, the piston 671 is extruded downwards, the piston 671 drives the toothed plate 672 to move downwards, the spring is compressed, the fourth gear 673 meshed with the piston 673 rotates to drive the backflushing head 68 to rotate, and when the first rotating plate 61 and the second rotating plate 62 are far away from each other again, the spring pushes the toothed plate 672 to move upwards to drive the backflushing head 68 to rotate reversely, so that the backflushing effect is improved.
Example 4
The difference between this embodiment and embodiment 1 is that, as shown in fig. 16, the device for treating rural decentralized domestic sewage by using waste fan blades includes two groups of parallel processing modules 1 and a filtering module 2, where the processing modules 1 are communicated with the filtering module 2 through pipelines, the processing modules 1 are vertically placed, and two groups of processing modules 1 are vertically installed according to the size of the place.
Claims (10)
1. The device for treating rural scattered domestic sewage by utilizing waste fan blades is characterized by comprising at least one group of treatment modules (1) and a filter module (2), wherein the treatment modules (1) are communicated with the filter module (2) through pipelines;
the treatment module (1) comprises a first tank body (11), a first water baffle (12) and a partition assembly (13), wherein two ends of the first tank body (11) are respectively provided with a first cover plate (111), the first water baffle (12) is obliquely arranged on the inner wall of the first tank body (11) at a certain angle, the partition assembly (13) is arranged in the first tank body (11), the partition assembly (13) comprises a partition plate (14) and an adjusting plate (15), the partition plate (14) is obliquely arranged on the inner wall of the first tank body (11) at a certain angle, a backflow hole (141) is formed in the partition plate (14), and an opening (151) is formed in the adjusting plate (15);
the first water baffle (12) and the partition assembly (13) divide the first tank body (11) into a regulating area (3) and an aerobic area (4), a second aeration pipe (42) is arranged in the aerobic area (4), a base plate (31) is arranged on the inner wall of the first tank body (11), a biological carrier is arranged on the base plate (31), the second aeration pipe (42) is connected with a blower, a water outlet assembly (16) is arranged on the first tank body (11) above the aerobic area (4), the water outlet assembly (16) comprises a water outlet pipe (161) and a water suction pump (162) connected with the water outlet pipe (161), the lowest end of the water outlet pipe (161) is lower than an opening (151), and the water outlet pipe (161) can be adjusted up and down;
the filter module (2) comprises a second tank body (21) and partition assemblies (13), wherein second cover plates (211) are respectively arranged at two ends of the second tank body (21), the partition assemblies (13) divide the second tank body (21) into a sludge sedimentation area and a filtered water outlet area, the sludge sedimentation area is positioned in front of the filtered water area, a water collecting cylinder (25) is arranged in the second tank body (21) positioned in the filtered water area, a filter fiber net (23) is sleeved outside the water collecting cylinder (25), a water collecting port is arranged on the water collecting cylinder (25), a water outlet assembly (16) is arranged on the second tank body (21) positioned above the water collecting cylinder (25), one end of a water outlet pipe (161) is communicated with the water collecting cylinder (25), and a sludge discharge pipe (24) is arranged on the second tank body (21) positioned in the sludge sedimentation area;
auxiliary parts are arranged in the aerobic zone (4) of the first tank body (11) and the filtered water zone of the second tank body, the auxiliary parts are first aeration pipes (41) in the first tank body (11), the auxiliary parts are backwashing devices (6) in the second tank body (21), and the first aeration pipes (41) and the backwashing devices (6) are connected with a blower;
one end of a partition plate (14) in the treatment module (1) is rotationally connected with one end of an adjusting plate (15), a blocking groove which is clamped with one end of the adjusting plate (15) is formed in the inner wall of a first tank body (11) positioned at one side of the adjusting plate (15), a clamping groove which is clamped with one end of the adjusting plate (12) is formed in a first water baffle (12) positioned at the other side of the adjusting plate (15), the adjusting plate (15) is clamped with the blocking groove, and a biological carrier is paved on the surface of the partition plate (14);
one end of a partition plate (14) in the filter module (2) is fixedly connected with one end of an adjusting plate (15).
2. The device for treating rural scattered domestic sewage by using waste fan blades according to claim 1, wherein a first tank body (11), a first cover plate (111), a partition assembly (13), a first water baffle (12), a base plate (31), a biological carrier and a second tank body (21) used by a filtering module (2), the partition assembly (13), the second cover plate (211), the second water baffle and a filter fiber net (23) are all obtained by cutting by using the waste fan blades (5), streamline shapes are kept during cutting, and resin pouring is adopted for fixedly connecting the first cover plate (111), the first water baffle (12) and the joint of the partition assembly (13) and the first tank body (11), and resin pouring is adopted for fixedly connecting the second cover plate (211) and the joint of the partition assembly (13) and the second tank body (21).
3. The apparatus for treating rural decentralized domestic sewage using waste fan blades according to claim 1, wherein three return holes (141) are provided at equal intervals, and each return hole (141) is provided with a hole cover, and the hole cover is provided with a check valve.
4. The apparatus for treating rural decentralized domestic sewage by using waste fan blades according to claim 1, wherein the second aeration pipes (42) are equiangularly provided with three, the second aeration pipes (42) are equiangularly provided with a plurality of rows of aeration heads, and the aeration heads are provided with a plurality of aeration openings.
5. The device for treating rural decentralized domestic sewage by using waste fan blades according to claim 1, wherein a liquid level meter (163) is installed at the lower part of the water outlet pipe (161), the liquid level meter (163) is connected with a water suction pump (162), and a filter screen (164) is arranged at the lower end of the water outlet pipe (161) positioned in the treatment module (1).
6. The apparatus for treating rural decentralized domestic sewage by using waste fan blades according to claim 1, wherein the first aeration pipe (41) is arranged at the bottom in the first tank (11) of the aerobic zone (4), the back flushing device (6) is a back flushing pipe, the back flushing pipe is identical to the first aeration pipe (41), the back flushing pipe is arranged at the side surface of the filter fiber net (23) and at the bottom of the filtered water zone, and the sludge discharge pipe (24) is communicated with the sludge sedimentation zone.
7. The apparatus for treating rural decentralized domestic sewage using waste fan blades according to claim 1, wherein the treatment module (1) is installed in a horizontal or vertical arrangement.
8. The apparatus for treating rural scattered domestic sewage by using waste fan blades according to claim 1, wherein the back flushing device (6) is a spraying assembly, the spraying assembly comprises a first rotating plate (61) and a second rotating plate (62) positioned in front of the first rotating plate (61), back flushing heads (68) are respectively arranged on the first rotating plate (61) and the second rotating plate (62), the middle parts of the first rotating plate (61) and the second rotating plate (62) are respectively connected with a first shaft rod arranged on a second cover plate (211), the lower ends of the first rotating plate (61) are provided with two arc plates (611), the lower ends of the two arc plates (611) are connected through an inner arc rack (612), the lower ends of the second rotating plate (62) are provided with an outer arc rack (621), a second shaft rod rotationally connected with the second rotating plate (61) and a motor for driving the second shaft rod are respectively arranged on the second rotating plate (62), the second shaft rod is provided with a first shaft rod rotationally connected with a second shaft rod (63) which is meshed with a first arc gear (63) positioned on the first arc gear (63), the filter fiber net (23) is provided with straight racks (66) which are meshed with the third gear (65).
9. A method for sewage treatment by using the rural decentralized domestic sewage treatment apparatus according to any one of claims 1 to 8, comprising the steps of:
s1, treatment of a regulating area (3): the domestic dispersion sewage enters a treatment module (1), firstly enters a regulating area (3), and performs acidification hydrolysis, nitrification and denitrification reaction with biological carriers in the regulating area (3), so that the concentration of organic matters is reduced, and part of ammonia nitrogen is removed;
s2, treatment in an aerobic zone (4): the domestic dispersion sewage treated by the regulating area (3) enters the aerobic area (4) from the opening (151) of the inner regulating plate (15) to carry out aerobic biochemical reaction, so that organic pollutants in the domestic dispersion sewage are degraded through biological oxidation and adsorption, a blower is started, the first aerator pipe (41) and the second aerator pipe (42) work, and denitrification residues in the domestic dispersion sewage are further removed;
s3, sludge reflux: starting a backflow hole (141) on the partition plate (14) to enable the domestic dispersion sewage in the aerobic zone (4) to enter the regulating zone (3) again, and repeating the treatment of the step S1 and the step S2;
s4, filtering: and (3) starting a water suction pump (162), conveying the domestic dispersion sewage treated in the step (S3) into a filter module (2) through a water outlet pipe (161) in the treatment module (1), filtering the peeled biological film and suspended sludge by a filter fiber net (23), enabling the filtered domestic dispersion sewage to enter a water collecting cylinder (25), discharging the domestic dispersion sewage through the water outlet pipe (161) in the filter module (2), discharging the biological film and the suspended sludge through a sludge discharge pipe (24), and finishing the purification of the domestic dispersion sewage.
10. The apparatus for treating rural decentralized domestic sewage using waste fan blades according to claim 1, wherein the first tank (11) and the second tank (21) have the same shape and size, and the first cover plate (111) and the second cover plate (211) have the same shape and size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310532010.9A CN116553728B (en) | 2023-05-12 | 2023-05-12 | Equipment and method for treating rural scattered domestic sewage by using waste fan blades |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310532010.9A CN116553728B (en) | 2023-05-12 | 2023-05-12 | Equipment and method for treating rural scattered domestic sewage by using waste fan blades |
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| CN116553728B CN116553728B (en) | 2024-06-14 |
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| CN206616112U (en) * | 2017-03-13 | 2017-11-07 | 徐良 | A kind of integrated rural domestic sewage treatment device |
| US20200054969A1 (en) * | 2018-08-14 | 2020-02-20 | Hydrograv Gmbh | Settling tank and methods for guiding partial flows in the inflow area of settling tanks |
| CN218539412U (en) * | 2022-11-02 | 2023-02-28 | 宁夏新大地环保科技工程有限公司 | Biochemical COD equipment that reduces |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205556225U (en) * | 2016-04-20 | 2016-09-07 | 胡志刚 | Sewage processing anaerobic tank |
| CN205616630U (en) * | 2016-04-22 | 2016-10-05 | 陈建发 | But supporting bagger of angle regulation's bioreactor |
| CN206616112U (en) * | 2017-03-13 | 2017-11-07 | 徐良 | A kind of integrated rural domestic sewage treatment device |
| CN107162197A (en) * | 2017-07-10 | 2017-09-15 | 北京科技大学 | Three rank O/A decentralized type sewages handle integrated apparatus and method |
| US20200054969A1 (en) * | 2018-08-14 | 2020-02-20 | Hydrograv Gmbh | Settling tank and methods for guiding partial flows in the inflow area of settling tanks |
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