CN114210132B - Uninterrupted recovery device for sediment in domestic sewage - Google Patents
Uninterrupted recovery device for sediment in domestic sewage Download PDFInfo
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- CN114210132B CN114210132B CN202111574270.XA CN202111574270A CN114210132B CN 114210132 B CN114210132 B CN 114210132B CN 202111574270 A CN202111574270 A CN 202111574270A CN 114210132 B CN114210132 B CN 114210132B
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- 239000010865 sewage Substances 0.000 title claims abstract description 62
- 238000011084 recovery Methods 0.000 title claims abstract description 60
- 239000013049 sediment Substances 0.000 title claims abstract description 10
- 238000004062 sedimentation Methods 0.000 claims abstract description 96
- 239000010802 sludge Substances 0.000 claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000000926 separation method Methods 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 238000005192 partition Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims 2
- 238000011282 treatment Methods 0.000 abstract description 39
- 238000000034 method Methods 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- 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
- C02F11/00—Treatment of sludge; Devices therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
-
- 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
- C02F2001/007—Processes including a sedimentation step
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses an uninterrupted recovery device for sediments in domestic sewage, which comprises a recovery piece, wherein a multi-stage sedimentation tank is arranged on the recovery piece, a separation piece is arranged on one side of the multi-stage sedimentation tank, a fixing piece is arranged on the recovery piece, a filtering piece is rotatably arranged on the fixing piece, and a cleaning piece for filtering insoluble matters is arranged on the recovery piece; the filter element comprises a rotating box, the rotating box is driven by a driving element, an arc-shaped filter screen distributed in an array is arranged on the rotating box, and drainage plates distributed in an array are obliquely arranged in the rotating box. The recovery device can continuously clean insoluble matters in domestic sewage, achieves preliminary separation of the insoluble matters and sludge water, separates the precipitated sludge through the centrifugal sludge separator, achieves multistage sludge treatment, and the filter screen alternately works for collecting the insoluble matters while filtering the sludge water, so that the labor intensity of workers is reduced, the separation efficiency is improved, and the sedimentation tank has multistage sedimentation.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to an uninterrupted recovery device for sediments in domestic sewage.
Background
The domestic sewage treatment process generally determines the sewage treatment degree and the corresponding treatment process according to the utilization or discharge direction of urban sewage and considering the natural purification capability of water body. The treated sewage, whether used for industry, agriculture or recharging and supplementing groundwater, must meet the relevant water quality standards issued by the country, the sewage treatment method comprises a physical treatment method, a chemical treatment method, a biological treatment method and a biological contact oxidation method, the sewage treatment technology is divided into a first-stage treatment process, a second-stage treatment process and a third-stage treatment process according to the treatment degree, the first-stage treatment of the sewage is pretreatment, the second-stage treatment is main body, and the treated sewage generally can reach the discharge standard. The three-stage treatment is advanced treatment, the water quality of the effluent is better, and even the effluent can reach the standard of drinking water quality, but the treatment cost is high, and the application is less except for some countries and regions with extremely water shortage. Traditional domestic sewage treatment mostly subsides simultaneously with insoluble matter to mix as an organic whole, and later stage mud separates the processing difficulty with insoluble matter, increases clearance cost and intensity of labour.
Disclosure of Invention
The invention aims to provide an uninterrupted recovery device for sediment in domestic sewage, which is characterized in that the domestic sewage is connected into a sewage inlet pipe, filtered by an arc-shaped filter screen and insoluble substances are collected, and the preliminarily filtered sewage flows into a first sedimentation tank from a drainage channel, a sewage discharge pipe and a guide pipe; the driving piece drives the rotating box to rotate anticlockwise, the arc-shaped filter screens distributed in an array realize one-time alternating conversion, insoluble matters on the arc-shaped filter screens drop onto the shifting plate and are transmitted out through the transmission belt; the sludge water in the first sedimentation tank is sedimented, the supernatant fluid is diffused into the second sedimentation tank from the partition piece, and the principle of the subsequent sedimentation tanks is the same, so that the progressive sedimentation is completed; the recovery device can continuously clean insoluble matters in domestic sewage, so as to achieve the primary separation of the insoluble matters and sludge water, and the precipitated sludge is separated through the centrifugal sludge separator, so that multistage sludge treatment is realized; the filter screen of alternating work is collecting insoluble matter when filtering the sludge water to send to the conveyer and send out insoluble matter, reduce staff intensity of labour, improve separation efficiency, clear up the piece effectually clean the dirt of filter screen deposit and prevent the filter screen jam, the sedimentation tank has multistage subsidence, can efficient automatic clear mud to the more first sedimentation tank of mud and second sedimentation tank.
The aim of the invention can be achieved by the following technical scheme:
the uninterrupted recovery device for the sediment in the domestic sewage comprises a recovery piece, wherein a multistage sedimentation tank is arranged on the recovery piece, a separation piece is arranged on one side of the multistage sedimentation tank, a fixing piece is arranged on the recovery piece, a filtering piece is rotationally arranged on the fixing piece, and a cleaning piece for filtering insoluble matters is arranged on the recovery piece.
The filter element comprises a rotating box, the rotating box is driven by a driving element, an arc-shaped filter screen distributed in an array is arranged on the rotating box, a drainage plate distributed in an array is obliquely arranged in the rotating box, and the drainage plate is arranged below the drainage plate to form a drainage channel.
Further, the recovery piece comprises a recovery box, and a conveying piece for transporting insoluble matters is arranged on the recovery box.
Further, the multistage sedimentation tank comprises at least four sedimentation tanks, the sedimentation tanks are divided by partition pieces, and the depth sedimentation tank with the height lower than that of the sedimentation tanks comprises a first sedimentation tank, a second sedimentation tank and a third sedimentation tank … … Nth sedimentation tank.
Further, detachable filter plates are arranged on the partition pieces among the first sedimentation tank, the second sedimentation tank and the third sedimentation tank.
Further, the filter precision of filter follows the sedimentation order of sedimentation tank and increases in order, all slides on the partition piece between first sedimentation tank, second sedimentation tank and the third sedimentation tank and is equipped with the slider, and the below of slider is equipped with the shutoff board, is equipped with the hang down limit on the shutoff board.
Further, the separating piece comprises a centrifugal sludge separator and a sludge pump, one end of the sludge pump is connected with a sludge port of the centrifugal sludge separator, and the other end of the sludge pump is connected with a control valve.
Further, be connected with first connecting pipe on the control valve, be connected with the second connecting pipe on the control valve, be connected with the third connecting pipe on the control valve, first connecting pipe and collection box intercommunication, second connecting pipe and first sedimentation tank intercommunication, third connecting pipe and second sedimentation tank intercommunication, centrifugal sludge separator's delivery port is connected with the fourth connecting pipe, fourth connecting pipe and third sedimentation tank intercommunication.
Further, the fixing piece comprises a fixing box, the fixing box is provided with material openings distributed in an array mode, and the material openings comprise a sewage inlet and a sewage outlet.
Further, the quantity of arc filter screen is the integral multiple of drain, and arc filter screen is sunken to rotating the incasement portion, connects through the closing plate between two adjacent arc filter screen, closing plate and fixed incasement wall normal running fit.
Further, the cleaning piece comprises a supporting frame, a telescopic cylinder is arranged on the supporting frame, a connecting frame is arranged on the supporting frame in a sliding mode, an output shaft of the telescopic cylinder is fixedly connected with the connecting frame, a rotating roller is arranged on the connecting frame in a rotating mode, a hairbrush is arranged on the rotating roller, and the rotating roller is driven by a second motor.
The invention has the beneficial effects that:
1. the recovery device can continuously clean insoluble matters in domestic sewage, so as to achieve the primary separation of the insoluble matters and sludge water, and the precipitated sludge is separated through the centrifugal sludge separator, so that multistage sludge treatment is realized;
2. the filter screen of the recovery device alternately works, the insoluble matters are collected while the sludge water is filtered and sent to the conveying part to send the insoluble matters out, so that the labor intensity of workers is reduced, the separation efficiency is improved, the cleaning part effectively cleans dirt deposited on the filter screen to prevent the filter screen from being blocked, the sedimentation tank is provided with multiple stages of sedimentation, and the first sedimentation tank and the second sedimentation tank with more sludge can efficiently and automatically clean the sludge.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the recovery apparatus of the present invention;
FIG. 2 is a schematic view of a part of the structure of the recovery device of the present invention;
FIG. 3 is a cross-sectional view of the recovery device of the present invention;
FIG. 4 is a schematic diagram of a control valve of the present invention;
FIG. 5 is a schematic view of a part of the structure of the recovery device of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 5B according to the present invention;
FIG. 8 is a cross-sectional view of the recovery device of the present invention;
FIG. 9 is a schematic view of the filter element of the present invention;
FIG. 10 is a cross-sectional view of a filter element of the present invention;
FIG. 11 is a cross-sectional view of a filter element of the present invention;
fig. 12 is an enlarged schematic view of the structure of fig. 2 at C according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Modern sewage treatment technology is divided into primary, secondary and tertiary treatment technologies according to treatment degree. The first stage sewage treatment uses physical methods, such as screening, precipitation, etc., to remove insoluble suspended solids and floating materials from the sewage. The secondary sewage treatment mainly adopts a biological treatment method, namely, a process of converting substances through the metabolism of microorganisms, so that various complex organic matters in the sewage are oxidized and degraded into simple substances. Biological treatment has certain requirements on sewage quality, water temperature, dissolved oxygen in water, pH value and the like. The sewage three-stage treatment is to remove insoluble organic matters, phosphorus, nitrogen and other nutritive substances in the sewage by using physical and chemical methods such as coagulation, filtration, ion exchange, reverse osmosis and the like on the basis of the first-stage and second-stage treatment. The composition of pollutants in sewage is very complex, and the combination of the methods is often required to meet the treatment requirements.
The primary treatment of sewage is pretreatment, the secondary treatment is main body, and the treated sewage can generally reach the discharge standard. The three-stage treatment is advanced treatment, the effluent quality is good, even the effluent quality can reach the standard of drinking water quality, but the treatment cost is high, the invention mainly relates to a first-stage treatment stage of sewage, and the structure is as follows:
the utility model provides a continuous recovery unit to precipitate in domestic sewage, recovery unit includes recovery piece 1, as shown in fig. 1, fig. 2, be equipped with multistage sedimentation tank 2 on the recovery piece 1, one side of multistage sedimentation tank 2 is equipped with separator 3, separator 3 is used for mud, water separation, be equipped with mounting 4 on the recovery piece 1, the rotation is equipped with filter 5 on the mounting 4, be equipped with clearance piece 6 on the recovery piece 1, sewage access mounting 4, work through filter 5 and clearance piece 6 cooperation, with insoluble and large granule impurity preliminary recovery processing in the sewage, preliminary filtration's sewage gets into multistage sedimentation tank 2 and deposits, the mud water after the deposit further separates the mud water through separator 3, realize full filtration treatment process.
The recovery piece 1 includes recovery box 11, as shown in fig. 1, 3, is equipped with recess 12 on the recovery box 11, is equipped with mount 13 on the recovery box 11, for the residual sludge water clearance of convenient recovery box 11 bottom, sets up the bottom of recovery box 11 to inclined plane 14, and the sludge water flows from the high end to the low end, makes things convenient for later stage sludge water separation, is equipped with the conveyer 15 that is used for insoluble matter to transport on the recovery box 11.
The conveying member 15 comprises a first driving roller 151 and a second driving roller 152, a power source is arranged on the second driving roller 152, the second driving roller 152 is driven to rotate by the power source, the first driving roller 151 is rotationally connected with the recovery tank 11, the second driving roller 152 is rotationally connected with the recovery tank 11, the first driving roller 151 and the second driving roller 152 are connected by a conveying belt 153, a shifting plate 154 distributed in an array mode is arranged on the conveying belt 153, in order to increase the conveying efficiency of insoluble matters, the shifting plate 154 is vertically arranged with the conveying belt 153, small holes are formed in the shifting plate 154, and the insoluble matters are reduced, and a large amount of sewage in the recovery tank 11 is brought out by the shifting plate 154.
The multistage sedimentation tank 2 comprises at least four sedimentation tanks 21, as shown in fig. 5 to 7, the sedimentation tanks 21 are divided by partition members 22, the height of the partition members 22 is lower than the depth of the sedimentation tanks 21, the sewage is convenient to be settled in stages, the sedimentation tanks 21 close to the recovery member 1 are defined as first sedimentation tanks, and the bottoms of the first sedimentation tanks and the second sedimentation tanks are inclined so as to facilitate the cleaning of the sludge.
Be equipped with detachable filter 23 on the partition piece 22 between first sedimentation tank, second sedimentation tank and the third sedimentation tank, the filter precision of filter 23 follows the deposit order of sedimentation tank 21 and increases in order, the top of filter 23 is equipped with lead screw 24, lead screw 24 is connected with sedimentation tank 21, slide on the partition piece 22 between first sedimentation tank, second sedimentation tank and the third sedimentation tank and be equipped with slider 25, the below of slider 25 is equipped with shutoff board 26, shutoff board 26 is used for shutoff filter 23, prevent two adjacent sedimentation tank 21 intercommunication, be equipped with sloping limit 27 on the shutoff board 26, slider 25 and slider 25 screw-thread fit, when the shutoff board 26 is in the removal, because of the effect of sloping limit 27, communicate earlier with the shutoff filter 23 of the upside of shutoff board 26, along with the removal of shutoff board 26, filter 23 opens downwards gradually.
The separating unit 3 comprises a centrifugal sludge separator 31 and a sludge pump 32, as shown in fig. 1, 3, 4 and 5, one end of the sludge pump 32 is connected with a sludge port of the centrifugal sludge separator 31, the other end of the sludge pump 32 is connected with a control valve 33, the control valve 33 is connected with a first connecting pipe 34, the control valve 33 is connected with a second connecting pipe 35, the control valve 33 is connected with a third connecting pipe 36, the first connecting pipe 34 is communicated with the recovery tank 11 and is used for cleaning sludge water carried by insoluble matters in the recovery tank 11, the second connecting pipe 35 is communicated with the first sedimentation tank, the third connecting pipe 36 is communicated with the second sedimentation tank, the second connecting pipe 35 and the third connecting pipe 36 are respectively used for cleaning sediment in the first sedimentation tank and the second sedimentation tank, and a water outlet of the centrifugal sludge separator 31 is connected with a fourth connecting pipe 37, and the fourth connecting pipe 37 is communicated with the third sedimentation tank. Fig. 4 shows an initial state of the control valve 33, in which the control valve 33 is rotated by different angles to change the communication relationship with the first, second and third connection pipes 34, 35 and 36, and then the sludge water in the corresponding tank is sucked into the centrifugal sludge separator 31 by the power suction of the sludge pump 32 to perform the sludge-water separation.
The fixing part 4 comprises a fixing box 41, as shown in fig. 2 and 8, a material opening 42 distributed in an array is arranged on the fixing box 41, wherein the opening is a sewage inlet, the other openings are sewage outlets, a sewage inlet pipe 43 is communicated with the sewage inlet opening, domestic sewage is connected with the sewage inlet pipe 43, a sewage outlet pipe 44 is communicated with one end of the fixing box 41, a guide pipe 45 is communicated with the sewage outlet pipe 44, and the fixing box 41 is fixedly connected with the fixing frame 13.
The filter 5 includes the rotation case 51, as shown in fig. 2, fig. 9, fig. 10, fig. 11, be equipped with the arc filter screen 52 of array distribution on the rotation case 51, the quantity of arc filter screen 52 is the integer multiple of drain, arc filter screen 52 is to the inside sunken of rotation case 51, make things convenient for the filtration collection of insoluble matter, connect through closing plate 53 between two adjacent arc filter screens 52, closing plate 53 and the inner wall normal running fit of fixed box 41, the emergence sludge water or insoluble matter wash filter 5 inside when avoiding arc filter screen 52 to switch, the slope is equipped with the drainage plate 54 of array distribution in the rotation case 51, the quantity of drainage plate 54 is always with arc filter screen 52 quantity, and the drainage plate 54 corresponds the setting in the below of drainage plate 54, form drainage passageway 55, the one end of drainage passageway 55 is sealed, the other end is outlet 56, outlet 56 and drain 44 intercommunication on the drainage passageway 55, in the outlet 56 is discharged into the drain 44, flow to the interior deposit of first precipitation chamber, the rotation case 51 passes through driving piece 58 drive, be equipped with back shaft 57 on the rotation case 51, be equipped with the back shaft 571 on the back shaft 571, be equipped with the second gear 583, the motor 58 includes first gear 582, the first gear 581 is connected with first gear 582, the first gear 581 is rotated with first gear 583, the first gear 582 is rotated, and gear 583 is rotated and is connected with first gear 5851 and is rotated by the gear 5857.
The cleaning member 6 includes a supporting frame 61, as shown in fig. 12, a telescopic cylinder 62 is provided on the supporting frame 61, a connecting frame 63 is provided on the supporting frame 61 in a sliding manner, an output shaft of the telescopic cylinder 62 is fixedly connected with the connecting frame, a rotating roller 64 is provided on the connecting frame 63 in a rotating manner, a brush 65 is provided on the rotating roller 64, the rotating roller 64 is driven by a second motor 66, and the second motor 66 is connected with the connecting frame 63.
When in use, domestic sewage is connected into the sewage inlet pipe 43, filtered by the arc-shaped filter screen 52 and insoluble substances are collected, and the preliminarily filtered sewage flows into the first sedimentation tank from the drainage channel 55, the sewage discharge pipe 44 and the drainage pipe 45;
the driving part 58 drives the rotating box 51 to rotate anticlockwise, the arc-shaped filter screens 52 distributed in an array realize one-time alternating conversion, and insoluble matters on the arc-shaped filter screens 52 drop onto the shifting plate 154 and are conveyed out through the conveying belt 153.
The long-time arc-shaped filter screen 52 is adhered with attachments, the telescopic cylinder 62 pushes the connecting frame 63 to move, the connecting frame 63 pushes the brush 65 to contact the arc-shaped filter screen 52 after alternation, the rotating roller 64 rotates, the attachments fall off through the brush 65, the cleaning piece 6 can also be set into an intermittent working mode, namely, each time the arc-shaped filter screen 52 is alternated, the brush 65 on the cleaning piece 6 is cleaned once.
The sludge water in the first sedimentation tank is settled, the supernatant liquid of the sludge water is diffused into the second sedimentation tank from the partition piece 22, and the principle of the subsequent sedimentation tanks is the same, so that the progressive sedimentation is completed;
when the sludge is cleaned, the interior of the recovery tank 11 is cleaned, the control valve 33 rotates, the first connecting pipe 34 is communicated with the sludge pump 32, the sludge in the recovery tank 11 is sent into the centrifugal sludge separator 31 for separation, and the separated water enters the third sedimentation tank, and the first sedimentation tank and the second sedimentation tank are the same in cleaning sludge principle.
The recovery device can continuously clean insoluble matters in domestic sewage, so as to achieve the primary separation of the insoluble matters and sludge water, and the precipitated sludge is separated through the centrifugal sludge separator, so that multistage sludge treatment is realized; the filter screen of alternating work is collecting insoluble matter when filtering the sludge water to send to the conveyer and send out insoluble matter, reduce staff intensity of labour, improve separation efficiency, clear up the piece effectually clean the dirt of filter screen deposit and prevent the filter screen jam, the sedimentation tank has multistage subsidence, can efficient automatic clear mud to the more first sedimentation tank of mud and second sedimentation tank.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (3)
1. The uninterrupted recovery device for the sediment in the domestic sewage comprises a recovery piece (1), and is characterized in that a multistage sedimentation tank (2) is arranged on the recovery piece (1), a separation piece (3) is arranged on one side of the multistage sedimentation tank (2), a fixing piece (4) is arranged on the recovery piece (1), a filtering piece (5) is rotatably arranged on the fixing piece (4), and a cleaning piece (6) for cleaning insoluble matters is arranged on the recovery piece (1);
the filter element (5) comprises a rotating box (51), the rotating box (51) is driven by a driving element (58), an arc-shaped filter screen (52) distributed in an array is arranged on the rotating box (51), a drainage plate (54) distributed in an array is obliquely arranged in the rotating box (51), and the drainage plate (54) is arranged below the arc-shaped filter screen (52) to form a drainage channel (55);
the recovery piece (1) comprises a recovery box (11), and a conveying piece (15) for transporting insoluble substances is arranged on the recovery box (11);
the multistage sedimentation tank (2) comprises at least four sedimentation tanks (21), the sedimentation tanks (21) are divided by partition pieces (22), the height of each partition piece (22) is lower than the depth of each sedimentation tank (21), and each sedimentation tank (21) comprises a first sedimentation tank, a second sedimentation tank and a third sedimentation tank … … Nth sedimentation tank;
a detachable filter plate (23) is arranged on a partition piece (22) among the first sedimentation tank, the second sedimentation tank and the third sedimentation tank;
the filtering precision of the filtering plate (23) is sequentially increased along with the sedimentation sequence of the sedimentation tanks (21), sliding blocks (25) are respectively arranged on partition pieces (22) among the first sedimentation tank, the second sedimentation tank and the third sedimentation tank in a sliding manner, a plugging plate (26) is arranged below the sliding blocks (25), and inclined edges (27) are arranged on the plugging plate (26);
the fixing piece (4) comprises a fixing box (41), wherein the fixing box (41) is provided with material openings (42) distributed in an array manner, and the material openings (42) comprise a sewage inlet and a sewage outlet;
the number of the arc-shaped filter screens (52) is an integral multiple of the sewage outlet, the arc-shaped filter screens (52) are recessed towards the inside of the rotating box (51), two adjacent arc-shaped filter screens (52) are connected through a sealing plate (53), and the sealing plate (53) is in rotating fit with the inner wall of the fixed box (41);
the cleaning piece (6) comprises a supporting frame (61), a telescopic cylinder (62) is arranged on the supporting frame (61), a connecting frame (63) is arranged on the supporting frame (61) in a sliding mode, an output shaft of the telescopic cylinder (62) is fixedly connected with the connecting frame (63), a rotating roller (64) is rotatably arranged on the connecting frame (63), a hairbrush (65) is arranged on the rotating roller (64), and the rotating roller (64) is driven by a second motor (66).
2. An uninterrupted recovery device for sediment in domestic sewage according to claim 1, characterized in that the separating element (3) comprises a centrifugal sludge separator (31) and a sludge pump (32), one end of the sludge pump (32) is connected with a sludge port of the centrifugal sludge separator (31), and the other end of the sludge pump (32) is connected with a control valve (33).
3. Uninterrupted recovery device for sediment in domestic sewage according to claim 2, characterized in that the control valve (33) is connected with a first connecting pipe (34), the control valve (33) is connected with a second connecting pipe (35), the control valve (33) is connected with a third connecting pipe (36), the first connecting pipe (34) is communicated with the recovery tank (11), the second connecting pipe (35) is communicated with the first sedimentation tank, the third connecting pipe (36) is communicated with the second sedimentation tank, the water outlet of the centrifugal sludge separator (31) is connected with a fourth connecting pipe (37), and the fourth connecting pipe (37) is communicated with the third sedimentation tank.
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| CN202111574270.XA CN114210132B (en) | 2021-12-21 | 2021-12-21 | Uninterrupted recovery device for sediment in domestic sewage |
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| JP2002316183A (en) * | 2001-04-23 | 2002-10-29 | Nkk Corp | Method and apparatus for treating sewage |
| CN205473043U (en) * | 2016-04-05 | 2016-08-17 | 济宁神农画圆生态系统模式推广有限公司 | Breed sewage and collect separator |
| CN207102098U (en) * | 2017-06-20 | 2018-03-16 | 杭州景睿建设工程有限公司 | Municipal wastewater settling tank |
| CN207259284U (en) * | 2017-09-13 | 2018-04-20 | 东莞市冠峰混凝土有限公司 | A kind of sewage-treatment plant |
| CN107670341A (en) * | 2017-10-10 | 2018-02-09 | 宁夏金博乐食品科技有限公司 | A kind of settling tank for automatically adjusting liquid level and flow |
| CN110201450B (en) * | 2019-05-20 | 2021-12-28 | 湖南杰安环保设备有限公司 | Spiral sewage filter |
| CN212222732U (en) * | 2020-03-29 | 2020-12-25 | 邢燕寅 | Municipal administration sewage multi-stage treatment device |
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