CN116177666B - Floating oil separation device and method for sewage treatment equipment - Google Patents

Floating oil separation device and method for sewage treatment equipment Download PDF

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Publication number
CN116177666B
CN116177666B CN202310144724.2A CN202310144724A CN116177666B CN 116177666 B CN116177666 B CN 116177666B CN 202310144724 A CN202310144724 A CN 202310144724A CN 116177666 B CN116177666 B CN 116177666B
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China
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sewage
drainage
lifting
oil
floating
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CN116177666A (en
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宋明亮
向国立
陈倩
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Beijing Greenoil Environmental Protection Engineering Co Ltd
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Beijing Greenoil Environmental Protection Engineering Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/40Devices for separating or removing fatty or oily substances or similar floating material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/004Seals, connections
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/008Mobile apparatus and plants, e.g. mounted on a vehicle
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/42Liquid level
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20Controlling water pollution; Waste water treatment
    • Y02A20/204Keeping clear the surface of open water from oil spills

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  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Removal Of Floating Material (AREA)
  • Physical Water Treatments (AREA)

Abstract

The application relates to the technical field of sewage treatment equipment, in particular to a floating oil separation device for sewage treatment equipment. The utility model provides a separation method for sewage treatment device's oil slick separator, including installing the lift floating platform in sewage treatment pond inside, be equipped with oil slick quick collection device on the lift floating platform, oil slick quick collection device is including installing the lift adjustment device on the lift floating platform, the below of lift adjustment device is equipped with foreign matter filtering mechanism, install the rotation on the foreign matter filtering mechanism and collect the fill, the drainage separation bucket is installed to the bottom of rotation collection fill, drainage control device is installed to the bottom of drainage separation bucket, the inside of drainage separation bucket is equipped with the greasy dirt collecting vat, install water interface induction system on the greasy dirt collecting vat, drainage control device's bottom is equipped with rotatory drainage device. The application effectively improves the separation efficiency and simultaneously saves the treatment cost.

Description

Floating oil separation device and method for sewage treatment equipment
Technical Field
The application relates to the technical field of sewage treatment equipment, in particular to a floating oil separation device for sewage treatment equipment. In particular to a separation method of the floating oil separation device for sewage treatment equipment.
Background
In recent years, the chemical industry in China develops rapidly, the production amount is increased, the chemical industry has become one of the post industries gradually, but the chemical industry has extremely large water consumption, the oil concentration in the sewage is high, and if the chemical industry directly enters biochemical treatment, the microorganism is extremely damaged and lost, so that the oily sewage is subjected to pretreatment for degreasing. The oil-water separation is mainly based on the density difference or chemical property difference of water and oil, and the separation of oil and water is completed.
Most of the existing oil-water separation equipment needs to pump sewage and floating oil into the separation equipment, and sewage and floating oil separation treatment is carried out, so that a large amount of sewage is required to be circularly pumped when the floating oil is filtered each time, the separation efficiency is low, meanwhile, the existing sewage treatment structure is complex, and the treatment energy consumption is high, so that the treatment cost is high.
Disclosure of Invention
Aiming at the problems existing in the prior art, the floating oil separating device and the separating method for the sewage treatment equipment are provided, and the floating oil in the sewage can be quickly and effectively cleaned through the floating oil quick collecting device, so that the separating efficiency is effectively improved, and meanwhile, the treatment cost is saved.
In order to solve the problems in the prior art, the application adopts the following technical scheme:
the utility model provides a floating oil separator for sewage treatment device, including installing the lift floating platform in sewage treatment pond inside, be equipped with the quick collection device of floating oil on the lift floating platform, the quick collection device of floating oil is including installing the lift adjustment device on the lift floating platform, the below of lift adjustment device is equipped with foreign matter filter mechanism, install the rotation on the foreign matter filter mechanism and collect the fill, the drainage separation bucket is installed to the bottom of rotation collection fill, drainage control device is installed to the bottom of drainage separation bucket, the inside of drainage separation bucket is equipped with the greasy dirt collection bucket, install water interface induction system on the greasy dirt collection bucket, drainage control device's bottom is equipped with rotatory drainage device, lift adjustment device, foreign matter filter mechanism, the rotation is collected fill, drainage separation bucket, greasy dirt collection bucket and rotatory drainage device all set up coaxially.
Preferably, the lifting adjusting device comprises a fixed mounting ring fixedly mounted on the lifting floating platform, the lifting mounting ring is arranged below the fixed mounting ring, a plurality of first guide posts are distributed on the lifting mounting ring, one end, far away from the lifting mounting ring, of each first guide post penetrates through the fixed mounting ring and is in sliding connection with the fixed mounting ring, and the lifting adjusting device further comprises a linear driver for driving the lifting mounting ring to move.
Preferably, the foreign matter filtering mechanism comprises a first fixed mounting plate arranged on the lifting mounting ring, a fixed filtering sieve plate is arranged on the first fixed mounting plate, the foreign matter filtering mechanism further comprises a rotary cleaning frame arranged on the autorotation collecting hopper, a sieve plate base is arranged at the bottom of the rotary cleaning frame, and a plurality of rotary brushes are further distributed on the rotary cleaning frame.
Preferably, the rotation collecting hopper is provided with a plurality of uniformly distributed drainage blades, the drainage blades are also provided with an annular bracket, the annular bracket is rotationally connected with the first fixed mounting plate, and the axis liquid inlet of the rotation collecting hopper is uniformly distributed with a plurality of driving blades.
Preferably, the inlet of the drainage separation barrel is provided with a flow guide frame, a first annular partition plate is arranged below the flow guide frame, the inner ring of the first annular partition plate is provided with a second annular partition plate, the first annular partition plate and the second annular partition plate are identical in structure, the first annular partition plate and the second annular partition plate are provided with flow holes in a staggered mode, and a plurality of first water outlets are uniformly distributed at the bottom of the drainage separation barrel.
Preferably, the water drainage control device comprises a mounting shell arranged at the bottom of the water drainage separation barrel, a plurality of second water outlets matched with the first water outlets are formed in the mounting shell, a control disc is arranged in the mounting shell, a plurality of third water outlets matched with the first water outlets are formed in the control disc, sealing rings are uniformly arranged on the third water outlets, and a rotary driver for driving the control disc to rotate is further arranged on the water drainage control device.
Preferably, the water interface induction system is including installing the second fixed mounting panel in the greasy dirt collecting vessel outside, the below of second fixed mounting panel still is equipped with the lifter plate, install the water level floating block on the lifter plate, still be equipped with the several second guide pillar on the lifter plate, the second guide pillar is kept away from the lifter plate and is passed second fixed mounting panel and rather than sliding connection, be equipped with pressure sensing device on the second fixed mounting panel, pressure sensing device is including installing the installation sleeve on the second fixed mounting panel, the inside of installation sleeve is equipped with pressure sensor, the inside of installation sleeve still installs flexible touch-up pole, flexible touch-up pole is contradicted with the lifter plate, be equipped with the spring between flexible touch-up pole and the pressure sensor.
Preferably, the rotary drainage device comprises a water storage barrel arranged below the installation shell, a water outlet is arranged at the bottom of the water storage barrel, a pressurizing drainage pump is arranged in the water storage barrel, and a rotary guide device is arranged at the bottom of the water storage barrel.
Preferably, the axis position of the rotary flow guiding device is provided with a conical lug, the inside of the rotary flow guiding device is provided with a plurality of flow guiding rails, and the inside of each flow guiding rail is provided with a flow stopping plate.
A separation method of a floating oil separation device for sewage treatment equipment, comprising the steps of;
s1, a worker installs a lifting floating platform in the sewage treatment tank, after sewage with floating oil enters the sewage treatment tank, the lifting floating platform can be limited and floats on the surface of the sewage,
s2, the staff adjusts the lifting adjusting device according to the thickness of the floating oil of the sewage on the sewage surface, the lifting adjusting device drives the foreign matter filtering mechanism to descend into the sewage, the sewage and the floating oil pass through the foreign matter filtering mechanism together and enter the autorotation collecting bucket, the autorotation collecting bucket forms autorotation motion by guiding water flow to improve the collecting efficiency,
s3, the self-rotation collecting hopper guides sewage and floating oil to the inside of the drainage separating barrel, the sewage and the floating oil in the drainage separating barrel synchronously rise, the sewage position is detected through the water interface sensing device, the discharged sewage enters the rotary draining device in cooperation with the drainage control device, the sewage is conveyed to the sewage pool by the rotary draining device, the self-rotation speed of the self-rotation collecting hopper can be improved when the sewage is discharged by the rotary draining device, when the sewage rises excessively, the drainage control device increases the discharge amount of the sewage, when the sewage rises slowly, the discharge amount is reduced, the sewage is always kept at the position of the water interface sensing device, the floating oil in the sewage is increased and stays on the sewage through continuous discharge, the floating oil can flow into the oil stain collecting barrel after the floating oil is increased to a certain amount, the oil sensor is arranged in the oil stain collecting barrel, the oil sensor can detect the liquid, and the entered floating oil is pumped and conveyed to a designated position through the suction pipe.
Compared with the prior art, the application has the following beneficial effects:
1. staff adjusts lift adjusting device according to the thickness of the oil slick of sewage at the sewage face, lift adjusting device drives foreign matter filtering mechanism and descends into sewage, sewage and oil slick together pass foreign matter filtering mechanism and get into the rotation and collect the fill, the rotation is collected the fill and is formed rotation motion through guiding rivers and improve collection efficiency, the rotation is collected the fill and is guided sewage and oil slick to the inside of drainage separation bucket, adjust the feed amount of sewage and oil slick according to the thickness of oil slick at the sewage face, can effectually avoid handling too much sewage, the effectual separation efficiency that improves.
2. The sewage and the oil slick in the drainage separation barrel synchronously rise, the sewage position is detected through the water interface sensing device, the sewage is discharged from the bottom of the drainage separation barrel by matching with the drainage control device, the discharged sewage enters the rotary drainage device, the rotary drainage device conveys the sewage into the sewage pool, the rotation speed of the rotation collecting hopper can be improved when the rotary drainage device discharges the sewage, when the sewage rises excessively, the drainage control device increases the discharge amount of the sewage, when the sewage rises slowly, the discharge amount is reduced, the sewage is always kept at the position of the water interface sensing device, the sewage continuously discharges to enable the oil slick in the sewage to stay on the sewage, the oil slick is increased to a certain amount and then flows into the oil dirt collecting barrel, the oil liquid is detected by the oil liquid sensor, the suction pipe is used for pumping and conveying the entered oil to a designated position, the oil slick can be separated through controlling the sewage flow, and the treatment cost can be effectively saved.
Drawings
FIG. 1 is a schematic perspective view of a floating oil separation device for a sewage treatment plant;
FIG. 2 is a front view of a rapid collection device for floating oil in a floating oil separation device for sewage treatment equipment;
FIG. 3 is a perspective cross-sectional view of a rapid collection device for floating oil in a floating oil separation device for sewage treatment equipment;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is an exploded view of a foreign matter filtering device in a floating oil separating device for sewage treatment apparatus;
FIG. 6 is a perspective view of a spin collection bucket in a floating oil separator for a sewage treatment plant;
FIG. 7 is an exploded view of a drain control device in a floating oil separation device for a sewage treatment apparatus;
FIG. 8 is a top view of a drain separating cartridge for use in a floating oil separating device of a sewage treatment facility;
FIG. 9 is a cross-sectional view taken at section B-B of FIG. 8;
FIG. 10 is a front view of a rotary drain in a floating oil separator for sewage treatment apparatus;
FIG. 11 is a cross-sectional view taken at section C-C of FIG. 10;
fig. 12 is a perspective view of a rotary deflector in a floating oil separation device for a sewage treatment plant.
The reference numerals in the figures are:
1-lifting a floating platform;
2-a rapid oil slick collecting device;
3-lifting adjusting device;
31-fixing the mounting ring;
32-linear drive;
33-a first guide post;
34-lifting a mounting ring;
4-foreign matter filtering device;
41-a first stationary mounting plate;
42-fixing the filtering sieve plate;
43-rotating the cleaning frame; 431-a screen plate base; 432-rotating brushes;
5-autorotation collection hoppers;
51-an annular bracket;
52-draining leaves;
53-driving the blades;
6-draining a separating cylinder;
61-a flow guiding frame;
62-a first annular separator plate;
63-a second annular separator;
64-a first water outlet hole;
7-a drainage control device;
71-a mounting shell; 711-a second water outlet hole;
72-a control panel; 721-a third water outlet;
73-a rotary drive;
8-a water interface sensing device;
81-a water level floating block;
82-a second stationary mounting plate;
83-lifting plate;
84-a second guide post;
85-springs;
86-mounting a sleeve;
87-pressure sensor;
88-telescoping abutment bar;
9-a rotary drainage device;
91-a water storage barrel;
92-a pressurized drain pump;
93-rotating the deflector; 931-tapered bumps; 932—a diversion track; 933-a flow stop plate;
10-an oil dirt collecting barrel.
Description of the embodiments
The application will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the application and the specific objects and functions achieved.
As shown in fig. 1 to 12:
the utility model provides a floating oil separator for sewage treatment device, including installing the lift floating platform 1 inside sewage treatment pond, be equipped with quick collection device 2 of floating oil on the lift floating platform 1, quick collection device 2 of floating oil is including installing the lift adjustment device 3 on lift floating platform 1, the below of lift adjustment device 3 is equipped with foreign matter filtering mechanism, install rotation collection bucket 5 on the foreign matter filtering mechanism, the drainage separation bucket is installed to rotation collection bucket 5's bottom, drainage controlling means 7 is installed to drainage separation bucket's bottom, drainage separation bucket's inside is equipped with greasy dirt collecting vessel 10, install water interface induction system 8 on the greasy dirt collecting vessel 10, drainage controlling means 7's bottom is equipped with rotatory drainage device 9, lift adjustment device 3, foreign matter filtering mechanism, rotation collection bucket 5, drainage separation bucket, greasy dirt collecting vessel 10 and rotatory drainage device 9 all set up coaxially.
The operator installs the lifting floating platform 1 in the sewage treatment tank, after the sewage with floating oil enters the sewage tank, the lifting floating platform 1 can be limited and float on the sewage surface, when the floating oil in the sewage needs to be removed, the operator adjusts the lifting adjusting device 3 according to the thickness of the floating oil of the sewage on the sewage surface, the lifting adjusting device 3 drives the foreign matter filtering mechanism to descend into the sewage, the sewage and the floating oil pass through the foreign matter filtering mechanism together to enter the autorotation collecting bucket 5, the autorotation collecting bucket 5 forms autorotation motion by guiding water flow to improve the collecting efficiency, the autorotation collecting bucket 5 guides the sewage and the floating oil into the inside of the drainage separating bucket, the sewage and the floating oil in the drainage separating bucket synchronously ascend, the sewage position is detected by the water interface sensing device 8, the sewage is discharged from the bottom of the drainage separating bucket in cooperation with the drainage control device 7, the discharged sewage enters the rotary drainage device 9, the rotary drainage device 9 conveys the sewage into a sewage pool, the rotary drainage device 9 can improve the rotation speed of the rotation collecting hopper 5 when discharging the sewage, when the sewage rises too high, the drainage control device 7 can increase the discharge amount of the sewage, when the sewage rises slowly, the discharge amount is reduced, the sewage is always kept at the position of the water interface sensing device 8, the sewage continuously discharges the sewage to enable the floating oil accumulation in the sewage to stay on the sewage, the floating oil accumulation flows into the oil stain collecting barrel 10 after a certain amount of the floating oil accumulation is increased, the oil sensor is arranged in the oil stain collecting barrel 10 and can detect liquid, and the entered floating oil is extracted and conveyed to a designated position through the suction pipe.
As shown in fig. 2 and 3:
the lifting adjusting device 3 comprises a fixed mounting ring 31 fixedly mounted on the lifting floating platform 1, a lifting mounting ring 34 is arranged below the fixed mounting ring 31, a plurality of first guide posts 33 are distributed on the lifting mounting ring 34, one end, far away from the lifting mounting ring 34, of each first guide post 33 penetrates through the fixed mounting ring 31 and is in sliding connection with the fixed mounting ring, and the lifting adjusting device 3 further comprises a linear driver 32 for driving the lifting mounting ring 34 to move.
The linear driver 32 is preferably an electric push rod, and a worker controls the electric push rod to push the fixed mounting ring 31 to descend to a designated position according to the thickness of the floating oil of the sewage on the sewage surface, the first guide pillar 33 effectively limits and guides the lifting mounting ring 34 to descend so as to ensure descending stability, and the lifting mounting ring 34 can drive the foreign matter filtering mechanism to stably descend to enter a designated position of the sewage when descending, so that the self-rotation collecting bucket 5 can collect the floating oil on the sewage surface, and meanwhile, the self-rotation collecting is reduced, and the collecting area is convenient to control through lifting adjustment.
As shown in fig. 3 and 5:
the foreign matter filtering mechanism comprises a first fixed mounting plate 41 arranged on the lifting mounting ring 34, a fixed filtering screen plate 42 is arranged on the first fixed mounting plate 41, the foreign matter filtering mechanism further comprises a rotary cleaning frame 43 arranged on the autorotation collecting bucket 5, a screen plate base 431 is arranged at the bottom of the rotary cleaning frame 43, and a plurality of rotary brushes 432 are further distributed on the rotary cleaning frame 43.
The staff is according to the thickness of the oil slick of sewage at the sewage face, control electric putter again and promote fixed mounting ring 31 and descend to appointed position, can drive first fixed mounting panel 41 and descend when going down by lift mounting ring 34, drive fixed filtration sieve 42 and rotatory clearance frame 43 and descend in step and get into sewage when first fixed mounting panel 41 descends, sewage and oil slick get into the inside that the rotation was collected fill 5 together through fixed filtration sieve 42, fixed filtration sieve 42 can effectively filter the impurity etc. that floats in the sewage, rotation is collected fill 5 and is formed autorotation through guiding rivers and move and improve collection efficiency, rotation is collected fill 5 and can drive rotatory clearance frame 43 and rotate in step when rotating, can carry out the cleaning through rotatory brush 432 to the outside of fixed filtration sieve 42 when rotatory clearance frame 43 rotates, effectively avoid fixed filtration sieve 42 to block up, effectual improvement circulation efficiency, rotatory clearance frame 43 bottom sieve base 431 is convenient for sewage circulation. The fixed filtering sieve plate 42 and the rotary cleaning frame 43 are matched to effectively filter impurities and foreign matters in sewage to avoid blocking, so that the stability of floating oil collection is improved.
As shown in fig. 3 and 6:
the rotation collecting bucket 5 is provided with a plurality of evenly distributed drainage blades 52, the drainage blades 52 are also provided with an annular bracket 51, the annular bracket 51 is rotationally connected with the first fixed mounting plate 41, and a plurality of driving blades 53 are evenly distributed at the axis liquid inlet of the rotation collecting bucket 5.
The staff adjusts lift adjusting device 3 according to the thickness of the oil slick of sewage at the sewage face, lift adjusting device 3 drives foreign matter filtering mechanism and descends into sewage, ring bracket 51 rotates with the first fixed mounting panel 41 of foreign matter filtering mechanism and is connected, sewage and oil slick pass foreign matter filtering mechanism together and get into rotation collection fill 5, sewage and oil slick pass from the drainage blade 52 of rotation collection fill 5 and get into driving blade 53, driving blade 53 together guide and carry sewage and oil slick to the inside of drainage separation bucket, make rotation collection fill 5 carry out autorotation through the spiral drainage of driving blade 53, can drive drainage blade 52 synchronous rotation when rotation is collected to the rotation, can produce suction when drainage blade 52 rotates, improve collection efficiency.
As shown in fig. 3, 8 and 9:
the inlet of the drainage separation barrel is provided with a flow guide frame 61, a first annular partition plate 62 is arranged below the flow guide frame 61, a second annular partition plate 63 is arranged on the inner ring of the first annular partition plate 62, the first annular partition plate 62 and the second annular partition plate 63 are identical in structure, flow holes are formed in the first annular partition plate 62 and the second annular partition plate 63 in a staggered mode, and a plurality of first water outlet holes 64 are uniformly distributed in the bottom of the drainage separation barrel.
The sewage and the floating oil pass through the foreign matter filtering mechanism and enter the rotation collecting bucket 5, the sewage and the floating oil pass through the drainage blade 52 of the rotation collecting bucket 5 and enter the driving blade 53, when the driving blade 53 guides and conveys the sewage and the floating oil together into the water discharging and separating bucket, the guide frame 61 of the water discharging and separating bucket guides and conveys the sewage and the floating oil together into the first annular partition plate 62, the sewage and the floating oil flow to the gap between the first annular partition plate 62 and the second annular partition plate 63 through the flow holes after entering the first annular partition plate 62, the sewage and the floating oil flow into the axle center separating area of the water discharging and separating bucket from the first annular partition plate 62 and the second annular partition plate 63, the first water outlet 64 at the bottom of the water discharging and separating bucket is used for being matched with the water discharging control device 7, and the impact force of the sewage and the floating oil entering can be effectively reduced through the matching of the first annular partition plate 62 and the second annular partition plate 63, so that the stability of the floating oil separation is improved.
As shown in fig. 3 and 7:
the water drainage control device 7 comprises a mounting shell 71 arranged at the bottom of the water drainage separation barrel, a plurality of second water outlet holes 711 matched with the first water outlet holes 64 are formed in the mounting shell 71, a control disc 72 is arranged in the mounting shell 71, a plurality of third water outlet holes 721 matched with the first water outlet holes 64 are formed in the control disc 72, sealing rings are uniformly arranged on the third water outlet holes 721, and a rotary driver 73 for driving the control disc 72 to rotate is further arranged on the water drainage control device 7.
The rotation driver 73 is preferably a servo motor, the rotation collecting bucket 5 guides sewage and floating oil into the drainage separating barrel, the sewage and the floating oil in the drainage separating barrel rise synchronously, the sewage position is detected by the water interface sensing device 8, the servo motor drives the control disc 72 to rotate, the staggered positions of the third water outlet 721, the first water outlet 64 and the third water outlet 721 are regulated when the control disc 72 rotates, the water outlet caliber is changed, the water outlet quantity of the sewage can be effectively controlled, the sewage is always kept at the position of the water interface sensing device 8, the floating oil in the sewage is increased and stays on the sewage after being continuously discharged, and the water flow is effectively controlled to be discharged from the inside of the oil stain collecting barrel 10 after the floating oil is increased to a certain quantity.
As shown in fig. 3 and 4:
the water interface induction device 8 comprises a second fixed mounting plate 82 arranged on the outer side of the oil stain collecting barrel 10, a lifting plate 83 is further arranged below the second fixed mounting plate 82, a water level floating block 81 is arranged on the lifting plate 83, a plurality of second guide posts 84 are further arranged on the lifting plate 83, the second guide posts 84 are far away from the lifting plate 83, penetrate through the second fixed mounting plate 82 and are in sliding connection with the second fixed mounting plate 82, a pressure induction device is arranged on the second fixed mounting plate 82 and comprises a mounting sleeve 86 arranged on the second fixed mounting plate 82, a pressure sensor 87 is arranged in the mounting sleeve 86, a telescopic supporting contact rod 88 is further arranged in the mounting sleeve 86, the telescopic supporting contact rod 88 is in contact with the lifting plate 83, and a spring 85 is arranged between the telescopic supporting contact rod 88 and the pressure sensor 87.
The rotation collecting bucket 5 guides sewage and floating oil into the drainage separating barrel, the sewage and the floating oil in the drainage separating barrel synchronously rise, the sewage and the floating oil can continuously rise, the water level floating block 81 cannot float and rise when contacting with the floating oil, the sewage can rise when contacting with the water level floating block 81, the lifting plate 83 can be driven to synchronously rise when the water level floating block 81 rises, the lifting plate 83 can drive the telescopic contact rod 88 to rise, the telescopic contact rod 88 can rise to pressurize the spring 85, the spring 85 transmits pressure to the pressure sensor 87, the specific position of the water level can be judged according to the pressure data,
the sewage is conveniently discharged by the water discharge control device 7 to be always kept at a designated position, so that the floating oil can be continuously accumulated and stay on the sewage, and the floating oil can flow into the oil stain collecting barrel 10 after the floating oil is accumulated to a certain amount. The water level is effectively judged through pressure detection.
As shown in fig. 7, 10 and 11:
the rotary drainage device 9 comprises a water storage barrel 91 arranged below the mounting shell 71, a water outlet is arranged at the bottom of the water storage barrel 91, a pressurizing drainage pump 92 is arranged in the water storage barrel 91, and a rotary diversion tool 93 is arranged at the bottom of the water storage barrel 91.
The drainage control device 7 controls sewage inside the drainage separation barrel to flow into the water storage barrel 91, and the internal sewage is pressurized and conveyed into the rotary guide device 93 through the pressurizing drainage pump 92, and the rotary guide device 93 drives and discharges the sewage, so that the sewage forms rotary kinetic energy, and the rotation speed of the rotation collection hopper 5 is effectively improved.
As shown in fig. 11 and 12:
the axis position of the rotary deflector 93 is provided with a conical convex block 931, the inside of the rotary deflector 93 is provided with a plurality of deflector tracks 932, and the inside of the deflector tracks 932 is provided with a flow stopping plate 933.
When the pressurizing and draining pump 92 pressurizes and conveys the sewage to the rotary guide device 93, the conical convex blocks 931 of the rotary guide device 93 guide and disperse the sewage, so that the sewage is discharged from the guide rail 932, the guide rail 932 can spirally discharge the water to generate spiral kinetic energy, the rotation speed of the rotation collecting hopper 5 is effectively improved, the rotatable flow stopping plate 933 is further arranged in the guide rail 932, the flow stopping plate 933 is outwards rotated and opened to discharge the sewage when the sewage is discharged, and the flow stopping plate 933 is closed and blocked when the sewage flows backward to the inside of the guide rail 932 when the discharge is stopped, so that the spiral kinetic energy is effectively converted.
A separation method of a floating oil separation device for sewage treatment equipment, comprising the steps of;
s1, a worker installs the lifting floating platform 1 in the sewage treatment tank, after sewage with floating oil enters the sewage treatment tank, the lifting floating platform 1 can be limited and floats on the surface of the sewage,
s2, the staff adjusts the lifting adjusting device 3 according to the thickness of the floating oil of the sewage on the sewage surface, the lifting adjusting device 3 drives the foreign matter filtering mechanism to descend into the sewage, the sewage and the floating oil pass through the foreign matter filtering mechanism together and enter the autorotation collecting bucket 5, the autorotation collecting bucket 5 forms autorotation motion by guiding water flow to improve the collecting efficiency,
s3, the rotation collecting bucket 5 guides sewage and floating oil to the inside of the drainage separating bucket, the sewage and the floating oil in the drainage separating bucket synchronously rise, the sewage position is detected through the water interface sensing device 8, the sewage is discharged from the bottom of the drainage separating bucket in cooperation with the drainage control device 7, the discharged sewage enters the rotation draining device 9, the rotation draining device 9 conveys the sewage into a sewage pool, the rotation speed of the rotation collecting bucket 5 can be improved when the rotation draining device 9 discharges the sewage, when the sewage rises too high, the drainage control device 7 increases the discharge amount of the sewage, when the sewage rises slowly, the discharge amount is reduced, the sewage is always kept at the position of the water interface sensing device 8, the floating oil in the sewage is continuously discharged and stays on the sewage, the floating oil is flowed into the inside of the oil collecting bucket 10 after the floating oil is increased to a certain amount, the oil sensor is arranged in the oil dirt collecting bucket 10, the liquid is detected by the oil sensor, and the oil dirt is conveyed to a designated position by pumping pipe.
The foregoing examples merely illustrate one or more embodiments of the application, which are described in greater detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.

Claims (4)

1. The floating oil separation device for the sewage treatment equipment comprises a lifting floating platform (1) arranged in a sewage treatment pool, wherein a floating oil rapid collection device (2) is arranged on the lifting floating platform (1), and is characterized in that the floating oil rapid collection device (2) comprises a lifting adjustment device (3) arranged on the lifting floating platform (1), a foreign matter filtering mechanism is arranged below the lifting adjustment device (3), a rotation collection bucket (5) is arranged on the foreign matter filtering mechanism, a drainage separation bucket is arranged at the bottom of the rotation collection bucket (5), a drainage control device (7) is arranged at the bottom of the drainage separation bucket, an oil stain collection bucket (10) is arranged in the drainage separation bucket, a water interface induction device (8) is arranged on the oil stain collection bucket (10), a rotary drainage device (9) is arranged at the bottom of the drainage control device (7), and the lifting adjustment device (3), the foreign matter filtering mechanism, the rotation collection bucket (5), the drainage separation bucket, the oil stain collection bucket (10) and the rotary drainage device (9) are coaxially arranged;
the lifting adjusting device (3) comprises a fixed mounting ring (31) fixedly mounted on the lifting floating platform (1), a lifting mounting ring (34) is arranged below the fixed mounting ring (31), a plurality of first guide posts (33) are distributed on the lifting mounting ring (34), one end, far away from the lifting mounting ring (34), of each first guide post (33) penetrates through the fixed mounting ring (31) and is in sliding connection with the fixed mounting ring, and the lifting adjusting device (3) further comprises a linear driver (32) for driving the lifting mounting ring (34) to move;
the foreign matter filtering mechanism comprises a first fixed mounting plate (41) arranged on the lifting mounting ring (34), a fixed filtering screen plate (42) is arranged on the first fixed mounting plate (41), the foreign matter filtering mechanism also comprises a rotary cleaning frame (43) arranged on the autorotation collecting bucket (5), a screen plate base (431) is arranged at the bottom of the rotary cleaning frame (43), and a plurality of rotary brushes (432) are further distributed on the rotary cleaning frame (43);
a plurality of evenly distributed drainage blades (52) are arranged on the rotation collection hopper (5), an annular bracket (51) is arranged on the drainage blades (52), the annular bracket (51) is rotationally connected with the first fixed mounting plate (41), and a plurality of driving blades (53) are evenly distributed at the axle center liquid inlet of the rotation collection hopper (5); the rotation collecting hopper (5) forms rotation movement by guiding water flow, so that the collecting efficiency is improved, the rotation collecting hopper (5) can drive the rotary cleaning frame (43) to synchronously rotate when rotating, and the rotary cleaning frame (43) can carry out cleaning treatment on the outer side of the fixed filtering screen plate (42) through the rotary brush (432) when rotating; the sewage and the floating oil pass through the drainage blade (52) of the rotation collection bucket (5) and enter the driving blade (53), the driving blade (53) guides and conveys the sewage and the floating oil into the drainage separation barrel, and the rotation collection bucket (5) performs rotation movement through spiral drainage of the driving blade (53);
the liquid inlet of the drainage separation barrel is provided with a flow guide frame (61), a first annular partition plate (62) is arranged below the flow guide frame (61), a second annular partition plate (63) is arranged on the inner ring of the first annular partition plate (62), the first annular partition plate (62) and the second annular partition plate (63) have the same structure, the first annular partition plate (62) and the second annular partition plate (63) are provided with flow holes in a staggered manner, and a plurality of first water outlet holes (64) are uniformly distributed at the bottom of the drainage separation barrel;
the water discharge control device (7) comprises a mounting shell (71) arranged at the bottom of the water discharge separation barrel, a plurality of second water outlet holes (711) matched with the first water outlet holes (64) are formed in the mounting shell (71), a control disc (72) is arranged in the mounting shell (71), a plurality of third water outlet holes (721) matched with the first water outlet holes (64) are formed in the control disc (72), sealing rings are uniformly arranged on the third water outlet holes (721), and a rotary driver (73) for driving the control disc (72) to rotate is further arranged on the water discharge control device (7);
the water interface induction device (8) comprises a second fixed mounting plate (82) arranged on the outer side of the oil stain collecting barrel (10), a lifting plate (83) is further arranged below the second fixed mounting plate (82), a water level floating block (81) is arranged on the lifting plate (83), a plurality of second guide posts (84) are further arranged on the lifting plate (83), the second guide posts (84) are far away from the lifting plate (83) and penetrate through the second fixed mounting plate (82) and are in sliding connection with the second fixed mounting plate (82), a pressure induction device is arranged on the second fixed mounting plate (82), the pressure induction device comprises a mounting sleeve (86) arranged on the second fixed mounting plate (82), a pressure sensor (87) is arranged inside the mounting sleeve (86), a telescopic supporting contact rod (88) is further arranged inside the mounting sleeve (86), the telescopic supporting contact rod (88) is in contact with the lifting plate (83), and a spring (85) is arranged between the telescopic supporting contact rod (88) and the pressure sensor (87).
2. The floating oil separation device for sewage treatment equipment according to claim 1, wherein the rotary drainage device (9) comprises a water storage barrel (91) arranged below the installation shell (71), a water outlet is arranged at the bottom of the water storage barrel (91), a pressurizing drainage pump (92) is arranged in the water storage barrel (91), and a rotary guide (93) is arranged at the bottom of the water storage barrel (91).
3. The floating oil separation device for sewage treatment equipment according to claim 2, wherein the axis position of the rotary deflector (93) is provided with a conical projection (931), the inside of the rotary deflector (93) is provided with a plurality of deflector rails (932), and the inside of the deflector rails (932) is provided with a flow stop plate (933).
4. A separation method of a floating oil separation device for a sewage treatment apparatus, employing a floating oil separation device for a sewage treatment apparatus according to any one of claims 1 to 3, characterized by comprising the steps of;
s1, a worker installs a lifting floating platform (1) in the sewage treatment tank, after sewage with floating oil enters the sewage tank, the lifting floating platform (1) can be limited and float on the surface of the sewage,
s2, a worker adjusts the lifting adjusting device (3) according to the thickness of the floating oil of the sewage on the sewage surface, the lifting adjusting device (3) drives the foreign matter filtering mechanism to descend into the sewage, the sewage and the floating oil pass through the foreign matter filtering mechanism together and enter the autorotation collecting bucket (5), the autorotation collecting bucket (5) forms autorotation motion by guiding water flow to improve the collecting efficiency,
s3, the self-rotation collecting hopper (5) guides sewage and floating oil into the drainage separating barrel, the sewage and the floating oil in the drainage separating barrel synchronously rise, the sewage position is detected by the water interface sensing device (8), the sewage is discharged from the bottom of the drainage separating barrel by matching with the drainage control device (7), the discharged sewage enters the rotary drainage device (9), the rotary drainage device (9) conveys the sewage into a sewage tank, the self-rotation speed of the self-rotation collecting hopper (5) can be improved when the rotary drainage device (9) discharges the sewage, the drainage control device (7) increases the discharge amount of the sewage when the sewage rises too high, the discharge amount is reduced when the sewage rises slowly, the sewage is always kept at the position of the water interface sensing device (8), the floating oil in the sewage is continuously discharged and stays on the sewage, the floating oil is flowed into the oil collecting barrel (10) after the floating oil is increased to a certain amount, the oil sensor is arranged in the oil collecting barrel (10), and the oil sensor detects liquid and conveys the entering the oil floating position to the pumping position through the suction pipe.
CN202310144724.2A 2023-02-21 2023-02-21 Floating oil separation device and method for sewage treatment equipment Active CN116177666B (en)

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CN116789222B (en) * 2023-07-27 2024-04-02 天大津康(天津)科技股份有限公司 Thorough oil-water separation device of separation
CN117263317B (en) * 2023-09-26 2024-06-14 广东昌晟环保工程有限公司 Pressure pneumatic oil separation tank and use method thereof

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CN109761407A (en) * 2019-03-23 2019-05-17 杭州小橙工业设计有限公司 A kind of sewage disposal system
CN211445149U (en) * 2020-01-13 2020-09-08 中冶建工集团有限公司 Municipal administration is surface of water oil slick draw-out device for hydraulic engineering
CN112854160A (en) * 2021-01-11 2021-05-28 崔云华 Unmanned ship system for adsorbing and cleaning spilled oil on water surface and cleaning working method
CN114525769A (en) * 2022-02-16 2022-05-24 安徽福苗建设有限公司 Water surface floating oil extraction device for municipal water conservancy project and use method thereof
CN217732901U (en) * 2022-06-05 2022-11-04 卫强 Anaerobic module separator

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101446303B1 (en) * 2014-02-28 2014-10-06 케이팩코리아주식회사 Dissolved airfloatation system for treatment wastewater
CN109761407A (en) * 2019-03-23 2019-05-17 杭州小橙工业设计有限公司 A kind of sewage disposal system
CN211445149U (en) * 2020-01-13 2020-09-08 中冶建工集团有限公司 Municipal administration is surface of water oil slick draw-out device for hydraulic engineering
CN112854160A (en) * 2021-01-11 2021-05-28 崔云华 Unmanned ship system for adsorbing and cleaning spilled oil on water surface and cleaning working method
CN114525769A (en) * 2022-02-16 2022-05-24 安徽福苗建设有限公司 Water surface floating oil extraction device for municipal water conservancy project and use method thereof
CN217732901U (en) * 2022-06-05 2022-11-04 卫强 Anaerobic module separator

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