CN116354551A - Integrated sewage treatment equipment and method for rapidly separating heavy metal impurities - Google Patents

Integrated sewage treatment equipment and method for rapidly separating heavy metal impurities Download PDF

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Publication number
CN116354551A
CN116354551A CN202310311525.6A CN202310311525A CN116354551A CN 116354551 A CN116354551 A CN 116354551A CN 202310311525 A CN202310311525 A CN 202310311525A CN 116354551 A CN116354551 A CN 116354551A
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CN
China
Prior art keywords
sewage
flocculation
disc
filter
shell
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Pending
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CN202310311525.6A
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Chinese (zh)
Inventor
李佳兴
刘杰
耿中星
高慧
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Wuxi Jiayin Energy Conservation And Environmental Protection Co ltd
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Wuxi Jiayin Energy Conservation And Environmental Protection Co ltd
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Priority to CN202310311525.6A priority Critical patent/CN116354551A/en
Publication of CN116354551A publication Critical patent/CN116354551A/en
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4691—Capacitive deionisation
    • 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
    • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
    • C02F1/481—Treatment of water, waste water, or sewage with magnetic or electric fields using permanent magnets
    • 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
    • C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
    • C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5281—Installations for water purification using chemical agents
    • 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
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water

Abstract

The invention relates to the technical field of sewage treatment equipment, in particular to integrated sewage treatment equipment and method for quickly separating heavy metal impurities, wherein the integrated sewage treatment equipment comprises a filtering unit for pretreating sewage, a flocculation unit for flocculating the sewage and an adsorption unit for magnetically adsorbing the sewage; the invention utilizes the filter disc group to carry out preliminary filtration on large-particle impurities in the sewage, and realizes sewage purification step by step through integrated equipment; the supporting rod is controlled to longitudinally move by the vibrating motor, so that the first flocculation tray body and the second flocculation tray body start the pressure valve through the extrusion of the spring rod to enable flocculating agent and magnetic powder to flow out of the through hole, and sewage is flocculated; the filter cartridge is adopted for secondary filtration, and the rare earth permanent magnet sheet is utilized to adsorb magnetic impurities formed during the diffusion of the magnetic powder, so that the separation effect of the metal impurities is improved; the invention has the advantages of rapid sewage purification and simple separation steps.

Description

Integrated sewage treatment equipment and method for rapidly separating heavy metal impurities
Technical Field
The invention relates to the technical field of sewage treatment equipment, in particular to integrated sewage treatment equipment and method for rapidly separating heavy metal impurities.
Background
Today, the development of industrial technology is increasingly advanced, and the discharge of industrial wastewater is also receiving attention, and in these industrial wastewater, a large amount of heavy metal impurities are usually contained, and if the heavy metal impurities are not removed in time, the sewage is discharged, so that the pollution of a water source is caused.
The heavy metal sewage refers to sewage containing heavy metal impurities discharged in industrial production processes of chemical industry, mechanical manufacturing, mining and metallurgy, electronics, instruments and the like, and heavy metals such as nickel, mercury, cadmium, zinc and the like can cause harm to the environment and human health.
The large impurities in the sewage can be filtered through the conventional sewage treatment equipment, however, heavy metals in some heavy metal sewage exist in the form of ions or fine particles, so that the heavy metals are difficult to filter and decompose and destroy, and the heavy metal sewage is difficult to purify; when the heavy metal impurities are treated by adding the treating agent, the sewage is generally required to be stirred and flocculated for a long time, so that the time and the steps are wasted, and the heavy metal impurities and the sewage are difficult to separate.
Disclosure of Invention
In order to solve the technical problems, the invention provides integrated sewage treatment equipment and method for rapidly separating heavy metal impurities.
The technical scheme of the invention is as follows: an integrated sewage treatment device for rapidly separating heavy metal impurities comprises a filtering unit for pretreating sewage, a flocculation unit for flocculating the sewage and an adsorption unit for magnetically adsorbing the sewage;
the filtering unit comprises a first shell, a water inlet pipe arranged at the lower half part of the first shell, a filtering disc set arranged inside the first shell and positioned above the water inlet pipe, an adjusting component arranged on the filtering disc set, a water outlet pipe arranged inside the first shell and positioned above the filtering disc set and a drain pipe arranged at the bottom of the first shell; the water inlet pipe, the water outlet pipe and the sewage drain pipe are respectively communicated with the inside of the first shell through valve bodies;
the flocculation unit comprises a second shell, a bearing rod which is arranged along the vertical direction and is connected with the output end of a second driving motor, a vibration motor which provides power for the bearing rod, a first flocculation tray body and a second flocculation tray body which are movably sleeved on the bearing rod from top to bottom in sequence, and a top block which is movably arranged at the bottom of the second flocculation tray body; the second driving motor is arranged on the top surface inside the second shell;
the first flocculation tray body inner cavity is filled with a flocculating agent; the cavity in the second flocculation disc body is filled with magnetic powder; the first flocculation tray body and the second flocculation tray body are respectively provided with a plurality of through holes; a pressure valve is arranged at the through hole; the first flocculation disc body and the second flocculation disc body, the second flocculation disc body and the top block are respectively connected with each other through a spring rod at the pressure valve;
the adsorption unit comprises a filter cartridge arranged in the second shell, a rare earth permanent magnet sheet arranged in the filter cartridge, an aeration disc which is arranged on the supporting rod and can be connected with an external air source, and an adsorption assembly arranged on the inner wall of the filter cartridge; the filter cartridge is provided with a plurality of water filtering holes;
the bottom of the second shell is provided with a mud discharging port; the bottom of the filter cartridge is connected with the mud discharge port through a valve; and a drainage channel is arranged at the bottom of the second shell.
Further, the filter disc group comprises a first disc body, a central shaft rod arranged at the central position of the bottom of the first disc body, a movable rod movably sleeved on the central shaft rod of the first disc body, a first driving motor for providing power for the movable rod, and a scraper arranged on the movable rod; the first tray body is provided with a plurality of filtering holes.
Description: the central shaft lever is controlled to rotate through the first driving motor, so that the movable rod swings to drive the scraper to scrape mud at the bottom of the first disc body, and sewage is filtered and pretreated through the first disc body.
Further, a pressure sensor is arranged at the joint of the scraper and the movable rod; the adjusting assembly comprises a second disc body arranged on the first disc body and a first electric push rod for providing power for the second disc body;
the first tray body is provided with a sliding rail with the same pushing direction as the first electric push rod, and the bottom of the second tray body is provided with a pulley movably clamped with the sliding rail;
and round holes corresponding to the filter holes one by one are formed in the second disc body.
Description: through pressure sensor to the scraper monitor, when the scraper receives pressure time overlength, indicate that the cutting force is not enough to lead to the filter residue to be difficult to by scraping, first driving motor closes this moment, moves through first electric putter control second disk, makes the filtration pore of one-to-one on first disk and the second disk stagger to solve the problem of filtration pore card filter residue, move through first electric putter control second disk and still can control the open area of filtration pore through the control filtration pore stagger range control filtration pore.
Further, a plurality of arc plates are arranged on the side walls of the first flocculation tray body and the second flocculation tray body at intervals.
Description: the stirring effect on sewage can be enhanced through the rotation of the arc-shaped plate and the action of the vibrating motor.
Further, the top of the filter cartridge is fixedly connected with the inner wall of the second shell.
Description: the sewage in the second shell is filtered again through the filter cartridge, metal impurities and water are separated, and the gradient of the filter cartridge is more beneficial to the filter residue in the filter cartridge to slide down to the sludge discharge port.
Further, the filter cartridge is a cylinder body formed by surrounding six inclined plates, and the longitudinal section of the filter cartridge is in a truncated cone shape with a large upper part and a small lower part;
the adsorption assembly comprises a rack, a first gear, a second gear, a flanging stirring blade and a fourth driving motor;
the inclined plate on one side of the rack is provided with a liquid supply pipe parallel to the inclined plate, the surface of the liquid supply pipe is provided with a hairbrush, the hairbrush is in sliding contact with the surface of the corresponding inclined plate, both ends of the liquid supply pipe are respectively provided with an extrusion part for pressurizing the liquid supply pipe by extrusion, the extrusion parts at both ends of the liquid supply pipe are respectively rotationally connected with a first driving pipe and a second driving pipe, the middle part of the liquid supply pipe is provided with a plurality of liquid outlet holes, and a pressure valve is arranged in each liquid outlet hole; the liquid supply pipe is filled with cleaning liquid;
the fourth driving motor is arranged in the first driving tube, and the acting end of the fourth driving motor is fixedly connected with the center of the first gear;
the rack is arranged on an inclined plate corresponding to the first driving pipe along the length direction of the filter cylinder, a first gear used for being meshed with the rack is sleeved on the first driving pipe in a rotating mode, a supporting rod is arranged on the driving pipe, a second gear is arranged on one side of the first gear and is in meshed transmission with the first gear, the second gear is in rotary connection with the supporting rod, at least one electrode is arranged on the edge of the end face of the second gear, a filter bag is sleeved on the electrode, and active carbon particles are filled in the filter bag;
the turnup stirring blades are provided with a plurality of inclined plates which are arranged on the inclined plates corresponding to the second driving pipes along the length direction of the filter cylinders, the turnup stirring blades are rotationally connected with the inclined plates through connecting shaft rods, the end parts of the second driving pipes are provided with pushing plates which are used for stirring the turnup stirring blades to rotate, and the connecting shaft rods are torsion spring rods;
limiting grooves are formed in the inclined plate along the length direction of the filter cartridge, and protruding blocks which are in sliding clamping connection with the corresponding limiting grooves are arranged on the first driving pipe and the second driving pipe;
and water passing valves are correspondingly arranged at the outer sides of the filter cartridges and at the water filtering holes.
Description: the adsorption assembly is utilized to scrape heavy metal impurities in the filter cartridge, the first gear is controlled to rotate through the fourth driving motor, the supporting rod is driven to move along the direction of the rack, the surface of the inner wall of the filter cartridge is cleaned through the hairbrush, the expansion and extrusion of the second driving tube are controlled through the limiting groove clamped with the convex block, the flanging stirring blade is pushed to rotate through the push plate, the stirring of sewage is enhanced, the first driving tube and the second driving tube extrude the liquid supply tube to start the pressure valve to flow cleaning liquid from the liquid outlet hole, and the scrubbing effect is enhanced through cooperation with the hairbrush; the metal impurities in the sewage are adsorbed through the electrode, and the filter bag is driven to rotate through the rotation of the second gear, so that the adsorption effect is enhanced.
Further, a reagent box is arranged on the support rod, a plurality of partition plates are arranged in the reagent box at intervals, a guide groove is formed in the opening of the reagent box, and a cover plate of the reagent box can be movably clamped with the guide groove; the kit is provided with a third electric push rod for providing power for the cover plate; the internal cavity of the kit is divided into a plurality of cavities by a plurality of partition plates respectively; the inside of the cavity is alternately filled with a PH regulator and a hydrogen peroxide agent from top to bottom in sequence.
Description: the third electric push rod pulls the cover plate of the reagent box, so that the cover plate is opened, reagents in the reagent box are released, and the dosage of the reagents is controlled through the cooperation of the partition plate and the cover plate.
Further, a bulk bin is sleeved on the outer side of the aeration disc, and the opening of the kit is communicated with the interior of the bulk bin;
the bulk cargo box is movably provided with a rotating wheel which is positioned at the air outlet of the aeration disc, and the rotating wheel is provided with a plurality of grooves.
Description: the gas output by the aeration disc makes the rotating wheel rotate, and the medicament is carried out by the grooves, so that the medicament flows out of the bulk cargo box along with the airflow, and the diffusion effect of the medicament is improved.
The invention also discloses an integrated sewage treatment method for rapidly separating heavy metal impurities, which comprises the following steps:
s1, connecting sewage to be treated into a water inlet pipe, enabling the sewage to pass through a filter disc set, carrying out preliminary filtration on large-particle impurities in the sewage, discharging the large-particle impurities through a sewage discharge pipe, and flocculating the filtered sewage through a flocculation unit; the second shell is controlled to rotate by the second driving motor, so that centrifugal force is generated to stir the sewage efficiently;
s2, controlling the supporting rod to longitudinally move through the vibrating motor, enabling the first flocculation disc body and the second flocculation disc body to enable flocculating agents and magnetic powder to flow out of the through holes through the extrusion starting pressure valve of the spring rod, enabling the flocculating agents and the magnetic powder to rapidly diffuse into sewage through rotation of the second shell, and flocculating the sewage;
s3, performing secondary filtration by adopting a filter cartridge, adsorbing magnetic impurities formed by the rare earth permanent magnet sheet during magnetic powder diffusion, aerating sewage by using an aeration disc, scraping heavy metal impurities in the filter cartridge by using an adsorption component, separating by using a mud discharge port, and extracting supernatant in a drainage channel to finish sewage treatment.
Compared with the prior art, the invention has the beneficial effects that:
(1) The sewage to be treated is connected into the first shell through the water inlet pipe, large-particle impurities in the sewage are subjected to preliminary filtration through the filter disc group, the large-particle impurities are discharged through the sewage discharge pipe, and the filtered sewage is flocculated through the flocculation unit; sewage purification is realized step by step through integrated equipment, and the second shell is controlled to rotate through the second driving motor, so that centrifugal force is generated to efficiently stir sewage.
(2) According to the invention, the supporting rod is controlled to longitudinally move by the vibrating motor, so that the first flocculation tray body and the second flocculation tray body start the pressure valve through the extrusion of the spring rod to enable the flocculating agent and the magnetic powder to flow out of the through hole, and the flocculating agent and the magnetic powder are rapidly diffused into sewage through the rotation of the second shell, so that the sewage is subjected to flocculation treatment, and the flocculation efficiency is improved.
(3) The invention adopts the filter cartridge to carry out secondary filtration, and utilizes the rare earth permanent magnet sheet to adsorb magnetic impurities formed during the diffusion of the magnetic powder, thereby improving the separation effect of the metal impurities; aeration is carried out on sewage through an aeration disc, heavy metal impurities in the filter cartridge are scraped by utilizing the adsorption component, separation is carried out through a mud discharging port, supernatant in a drainage channel is extracted, sewage purification is rapid, and separation steps are simple.
Drawings
FIG. 1 is a schematic diagram showing the structure of a filtration unit according to embodiment 1 of the present invention;
FIG. 2 is a schematic diagram of the flocculation unit of example 1 of the present invention;
FIG. 3 is a schematic diagram of the structure of a kit according to example 1 of the present invention;
FIG. 4 is a longitudinal sectional view of the kit of example 1 of the present invention;
FIG. 5 is a schematic view showing the structure of a liquid supply pipe according to embodiment 1 of the present invention;
FIG. 6 is a schematic diagram showing the structure of a flocculation unit of embodiment 3 of the present invention;
wherein, 1-filter unit, 11-first casing, 12-filter disc group, 121-first disk body, 122-movable rod, 123-scraper, 13-adjusting component, 131-second disk body, 14-blow-down pipe, 2-flocculation unit, 20-arc plate, 21-second casing, 210-drainage channel, 22-support rod, 23-first flocculation disk body, 24-second flocculation disk body, 25-top block, 26-spring rod, 27-kit, 271-division board, 272-bulk box, 2721-runner, 3-adsorption unit, 31-filter cartridge, 311-turn-up stirring blade, 32-rare earth permanent magnet sheet, 33-aeration disk, 34-adsorption component, 341-rack, 342-support rod, 3421-electrode, 3422-filter bag, 343-first gear, 344-second gear, 351-liquid supply pipe, 352-push board, 353-bump.
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
An integrated sewage treatment apparatus for rapidly separating heavy metal impurities as shown in fig. 1 includes a filtering unit 1 for pretreating sewage, a flocculating unit 2 for flocculating the sewage, and an adsorbing unit 3 for magnetically adsorbing the sewage;
the filter unit 1 includes a first housing 11, a water inlet pipe provided at a lower half of the first housing 11, a filter tray set 12 provided inside the first housing 11 and above the water inlet pipe, an adjusting assembly 13 provided on the filter tray set 12, a water outlet pipe provided inside the first housing 11 and above the filter tray set 12, and a drain pipe 14 provided inside the first housing 11 and directly below the filter tray set 12; the water inlet pipe, the water outlet pipe and the sewage drain pipe 14 are respectively communicated with the inside of the first shell 11 through valve bodies;
the filter disc set 12 comprises a first disc body 121, a central shaft rod arranged at the central position of the bottom of the first disc body 121, a movable rod 122 movably sleeved on the central shaft rod of the first disc body 121, a first driving motor for providing power for the movable rod, and a scraper 123 arranged on the movable rod 122; the first disc 121 is provided with a plurality of filtering holes;
as shown in fig. 2, the flocculation unit 2 includes a second housing 21, a supporting rod 22 arranged along a vertical direction and connected with an output end of the second driving motor, a vibration motor for providing power for the supporting rod 22, a first flocculation tray 23 and a second flocculation tray 24 movably sleeved on the supporting rod 22 from top to bottom in sequence, and a top block 25 movably arranged at the bottom of the second flocculation tray 24; the second driving motor is arranged on the inner top surface of the second shell 21;
the cavity inside the first flocculation tray 23 is filled with flocculant; the cavity inside the second flocculation tray 24 is filled with magnetic powder; the first flocculation tray 23 and the second flocculation tray 24 are provided with a plurality of through holes; a pressure valve is arranged at the through hole; the first flocculation tray 23 and the second flocculation tray 24, the second flocculation tray 24 and the top block 25 are respectively connected with each other through a spring rod 26 at the pressure valve;
the adsorption unit 3 includes a filter cartridge 31 provided inside the second housing 21, a rare earth permanent magnet sheet 32 provided inside the filter cartridge 31, an aeration disc 33 provided on the support rod 22 and connected to an external air source, and an adsorption assembly 34 provided on an inner wall of the filter cartridge 31; the filter cartridge 31 is provided with a plurality of water filtering holes;
the bottom of the second shell 21 is provided with a mud discharging port; the bottom of the filter cartridge 31 is connected with a mud discharge port through a valve; the bottom of the second housing 21 is provided with a drain passage 210;
the top of the filter cartridge 31 is fixedly connected with the inner wall of the second shell 21;
as shown in fig. 1 and 5, the filter cartridge 31 is a cylinder body surrounded by six inclined plates, and the longitudinal section of the filter cartridge 31 is in a truncated cone shape with a large upper part and a small lower part;
the adsorption assembly 34 comprises a rack 341, a first gear 343, a second gear 344, a flanging stirring blade 311 and a fourth driving motor;
the inclined plate on one side of the rack 341 is provided with a liquid supply pipe 351 parallel to the inclined plate, the surface of the liquid supply pipe 351 is provided with a hairbrush, the hairbrush is in sliding contact with the surface of the corresponding inclined plate, both ends of the liquid supply pipe 351 are respectively provided with an extrusion part for pressurizing the liquid supply pipe 351 by extrusion, the extrusion parts at both ends of the liquid supply pipe 351 are respectively rotationally connected with a first driving pipe and a second driving pipe, the middle part of the liquid supply pipe 351 is provided with a plurality of liquid outlet holes, and a pressure valve is arranged in each liquid outlet hole; the liquid supply pipe 351 is filled with cleaning liquid, wherein the cleaning liquid adopts a commercially available Wanzalin brand filter cleaning agent;
the fourth driving motor is arranged inside the first driving tube, and the acting end of the fourth driving motor is fixedly connected with the center of the first gear 343;
the rack 341 is arranged on the inclined plate corresponding to the first driving tube along the length direction of the filter cartridge 31, a first gear 343 which is used for being meshed with the rack 341 is rotationally sleeved on the first driving tube, a supporting rod 342 is arranged on the driving tube, a second gear 344 is arranged on one side of the first gear 343 and is meshed with the first gear 343 for transmission, the second gear 344 is rotationally connected with the supporting rod 342, at least one electrode 3421 is arranged on the edge of the end face of the second gear 344, a filter bag 3422 is sleeved on the electrode 3421, and active carbon particles are filled in the filter bag 3422;
the turnup stirring blades 311 are provided with five inclined plates which are arranged on the inclined plate corresponding to the second driving pipe at equal intervals along the length direction of the filter cylinder 31, the turnup stirring blades 311 are rotationally connected with the inclined plate through a connecting shaft rod, a push plate 352 which is used for stirring the turnup stirring blades 311 to rotate is arranged on the end part of the second driving pipe, and the connecting shaft rod is a torsion spring rod;
a limiting groove is formed in the inclined plate along the length direction of the filter cartridge 31, and a projection 353 which is in sliding clamping connection with the corresponding limiting groove is arranged on each of the first driving pipe and the second driving pipe;
the outside of the filter cartridge 31 and at the water filtering hole are correspondingly provided with water passing valves;
as shown in fig. 3 and 4, a reagent box 27 is arranged on the supporting rod 22, a plurality of partition plates 271 are arranged in the reagent box 27 at intervals, a guide groove is arranged at the opening of the reagent box 27, and a cover plate of the reagent box 27 is movably clamped with the guide groove; the reagent box 27 is provided with a third electric push rod for providing power for the cover plate; the internal cavity of the kit 27 is divided into a plurality of cavities by a plurality of dividing plates 271, respectively; the inside of the cavity is respectively filled with a PH regulator and a hydrogen peroxide agent alternately from top to bottom in sequence;
as shown in fig. 4, the outer side of the aeration disc 33 is sleeved with a bulk material box 272, and the opening of the reagent box 27 is communicated with the interior of the bulk material box 272;
the bulk material box 272 is movably provided with a rotating wheel 2721 at the air outlet of the aeration disc 33, and the rotating wheel 2721 is provided with a plurality of grooves.
It should be noted that: the embodiment further includes a PLC controller, a power source, and the PLC controller, the power source, the motor, the first driving motor, the second driving motor, the third driving motor, the fourth driving motor, the first electric putter, the vibration motor, the pressure sensor, and the pressure valve are all commercially available products, and are not described herein.
Example 2
This example describes a method for treating sewage using the apparatus of example 1, comprising the steps of:
s1, connecting sewage to be treated into a water inlet pipe, enabling the sewage to pass through a filter disc set 12, carrying out preliminary filtration on large-particle impurities in the sewage,
the first driving motor controls the central shaft lever to rotate, so that the movable rod 122 swings to drive the scraper 123 to scrape mud at the bottom of the first disc 121, and sewage is filtered and pretreated through the first disc 121;
when the pressure sensor monitors the scraper 123, and when the pressure borne by the scraper 123 is too long, the situation that the filter residues are difficult to scrape due to insufficient cutting force is indicated, at the moment, the first driving motor is closed, the second disc body 131 is controlled to move through the first electric push rod, the filter holes corresponding to the first disc body 121 and the second disc body 121 one by one are staggered, so that the problem of filter residue blocking of the filter holes is solved, and the opening area of the filter holes can be controlled by controlling the staggered amplitude of the filter holes through controlling the second disc body 131 to move through the first electric push rod;
large-particle impurities are discharged through a blow-down pipe 14, and the filtered sewage is flocculated through a flocculation unit 2; the second shell 21 is controlled to rotate by the second driving motor, so that centrifugal force is generated to stir the sewage efficiently;
s2, controlling the support rod 22 to longitudinally move through a vibration motor, enabling the first flocculation disc 23 and the second flocculation disc 24 to start a pressure valve through extrusion of the spring rod 26 to enable flocculating agent and magnetic powder to flow out of the through hole, enabling the flocculating agent and the magnetic powder to rapidly diffuse into sewage through rotation of the second shell 21, and flocculating the sewage; the cover plate of the reagent box 27 is pulled by the third electric push rod, so that the cover plate is opened, the reagent in the reagent box 27 is released, and the dosage of the injected reagent is controlled by the cooperation of the partition plate 271 and the cover plate; the gas output by the aeration disc 33 rotates the rotating wheel 2721, and the medicament is carried out by the grooves, so that the medicament can flow out of the bulk bin along with the airflow, and the diffusion effect of the medicament is improved;
s3, adopting a filter cartridge 31 to perform secondary filtration, filtering the sewage in the second shell 21 again through the filter cartridge 31, separating metal impurities from water, wherein the gradient of the filter cartridge 31 is more beneficial to the filter residues in the filter cartridge 31 to slide down to a sludge discharge port; the rare earth permanent magnet sheet 32 is utilized to adsorb magnetic impurities formed during the diffusion of the magnetic powder, and the sewage is aerated through the aeration disc;
s4, after flocculation is stopped, the interior of the filter cylinder 31 is decontaminated, heavy metal impurities in the filter cylinder 31 are scraped by utilizing the adsorption component 34, the first gear 343 is controlled to rotate by a fourth driving motor, the supporting rod 342 is driven to move along the direction of the rack 341, the surface of the inner wall of the filter cylinder 31 is cleaned by a hairbrush, the expansion and extrusion of a second driving pipe are controlled by a limiting groove clamped with the convex block 353, the flanging stirring vane 311 is pushed by the push plate 352 to rotate, the stirring of sewage is enhanced, the first driving pipe and the second driving pipe extrude the liquid supply pipe 351 to start a pressure valve to flow cleaning liquid from a liquid outlet, and the cleaning liquid is matched with the hairbrush to enhance the decontamination effect; the metal impurities in the sewage are adsorbed through the electrode 3421, and the filter bag 3422 is driven to rotate through the rotation of the second gear 344, so that the adsorption effect of the activated carbon is enhanced;
s5, separating the sewage in the filter cartridge 31 from the filtered clean water through the water passing valve, facilitating the discharge of heavy metal sludge in the filter cartridge 31, separating through the sludge discharge port, and extracting the supernatant in the water discharge channel 210 to complete sewage treatment.
Example 3
The difference between this embodiment and embodiment 1 is that, as shown in fig. 6, twelve arc plates 20 are arranged on the side walls of the first flocculation tray 23 and the second flocculation tray 24 at intervals;
example 4
The embodiment describes an implementation method for forming a round hole on a rectangular copper bar surface heat shrinkage tube by using the equipment of the embodiment 3, which is different from the embodiment 2 in that the implementation method further comprises the step S6,
s6, the stirring effect on sewage can be enhanced by matching the rotation of the supporting rod 22 and the action of the vibrating motor through the arc-shaped plate 20.

Claims (9)

1. An integrated sewage treatment device for rapidly separating heavy metal impurities is characterized by comprising a filtering unit (1) for pretreating sewage, a flocculation unit (2) for flocculating the sewage and an adsorption unit (3) for magnetically adsorbing the sewage;
the filtering unit (1) comprises a first shell (11), a water inlet pipe arranged at the lower half part of the first shell (11), a filtering disc group (12) arranged inside the first shell (11) and positioned above the water inlet pipe, an adjusting component (13) arranged on the filtering disc group (12), a water outlet pipe arranged inside the first shell (11) and positioned above the filtering disc group (12) and a sewage draining pipe (14) arranged at the bottom of the first shell (11); the water inlet pipe, the water outlet pipe and the sewage discharge pipe (14) are respectively communicated with the inside of the first shell (11) through valve bodies;
the flocculation unit (2) comprises a second shell (21), a bearing rod (22) which is arranged along the vertical direction and is connected with the output end of a second driving motor, a vibrating motor which provides power for the bearing rod (22), a first flocculation tray body (23) and a second flocculation tray body (24) which are movably sleeved on the bearing rod (22) from top to bottom in sequence, and a top block (25) which is movably arranged at the bottom of the second flocculation tray body (24); the second driving motor is arranged on the inner top surface of the second shell (21);
the cavity in the first flocculation tray body (23) is filled with flocculant; the cavity inside the second flocculation tray body (24) is filled with magnetic powder; the first flocculation tray body (23) and the second flocculation tray body (24) are provided with a plurality of through holes; a pressure valve is arranged at the through hole; the first flocculation disc body (23) and the second flocculation disc body (24), the second flocculation disc body (24) and the top block (25) are respectively connected with each other at the pressure valve through a spring rod (26);
the adsorption unit (3) comprises a filter cartridge (31) arranged in the second shell (21), a rare earth permanent magnet sheet (32) arranged in the filter cartridge (31), an aeration disc (33) arranged on the supporting rod (22) and capable of being connected with an external air source, and an adsorption assembly (34) arranged on the inner wall of the filter cartridge (31); the filter cartridge (31) is provided with a plurality of water filtering holes;
a mud discharging port is arranged at the bottom of the second shell (21); the bottom of the filter cartridge (31) is connected with the mud discharge port through a valve; the bottom of the second shell (21) is provided with a drainage channel (210).
2. The integrated sewage treatment device for rapidly separating heavy metal impurities according to claim 1, wherein the filter disc set (12) comprises a first disc body (121), a central shaft rod arranged at the central position of the bottom of the first disc body (121), a movable rod (122) movably sleeved on the central shaft rod of the first disc body (121), a first driving motor for providing power for the movable rod, and a scraper (123) arranged on the movable rod (122); a plurality of filter holes are formed in the first disc body (121).
3. An integrated sewage treatment device for rapid separation of heavy metal impurities according to claim 2, characterized in that a pressure sensor is arranged at the connection of the scraper (123) and the movable rod; the adjusting assembly (13) comprises a second disc body (131) arranged on the first disc body (121), and a first electric push rod for providing power for the second disc body (131);
a sliding rail which is consistent with the pushing direction of the first electric push rod is arranged on the first disc body (121), and a pulley which is movably clamped with the sliding rail is arranged at the bottom of the second disc body (131);
and round holes corresponding to the filter holes one by one are formed in the second disc body (131).
4. An integrated sewage treatment device for rapid separation of heavy metal impurities according to claim 1, wherein a plurality of arcuate plates (20) are provided on the side walls of the first flocculation tray (23) and the second flocculation tray (24) at intervals.
5. An integrated sewage treatment plant for the rapid separation of heavy metal impurities according to claim 1, characterized in that the top of said filter cartridge (31) is fixedly connected to the inner wall of said second casing (21).
6. The integrated sewage treatment equipment for rapidly separating heavy metal impurities according to claim 1, wherein the filter cartridge (31) is a cylinder body surrounded by six inclined plates, and the longitudinal section of the filter cartridge (31) is in a truncated cone shape with a large upper part and a small lower part;
the adsorption assembly (34) comprises a rack (341), a first gear (343), a second gear (344), a flanging stirring blade (311) and a fourth driving motor;
the inclined plate on one side of the rack (341) is provided with a liquid supply pipe (351) parallel to the inclined plate, the surface of the liquid supply pipe (351) is provided with a hairbrush, the hairbrush is in sliding contact with the surface of the corresponding inclined plate, two ends of the liquid supply pipe (351) are respectively provided with an extrusion part for pressurizing the liquid supply pipe (351) by extrusion, the extrusion parts at the two ends of the liquid supply pipe (351) are respectively rotationally connected with a first driving pipe and a second driving pipe, the middle part of the liquid supply pipe (351) is provided with a plurality of liquid outlet holes, and pressure valves are arranged in the liquid outlet holes; the liquid supply pipe (351) is filled with cleaning liquid;
the fourth driving motor is arranged in the first driving tube, and the acting end of the fourth driving motor is fixedly connected with the center of the first gear (343);
the rack (341) is arranged on an inclined plate corresponding to the first driving pipe along the length direction of the filter cylinder (31), a first gear (343) which is used for being meshed with the rack (341) is rotatably sleeved on the first driving pipe, a supporting rod (342) is arranged on the driving pipe, a second gear (344) is arranged on one side of the first gear (343) and is meshed with the first gear (343) for transmission, the second gear (344) is rotatably connected with the supporting rod (342), at least one electrode (3421) is arranged on the edge of the end face of the second gear (344), a filter bag (3422) is sleeved on the electrode (3421), and activated carbon particles are filled in the filter bag (3422);
the turnup stirring blades (311) are provided with a plurality of inclined plates corresponding to the second driving pipes along the length direction of the filter cylinders (31), the turnup stirring blades (311) are rotationally connected with the inclined plates through connecting shaft rods, the end parts of the second driving pipes are provided with pushing plates (352) which are used for stirring the turnup stirring blades (311) to rotate, and the connecting shaft rods are torsion spring rods;
limiting grooves are formed in the inclined plate along the length direction of the filter cartridge (31), and protruding blocks (353) which are in sliding clamping connection with the corresponding limiting grooves are arranged on the first driving tube and the second driving tube;
and water passing valves are correspondingly arranged at the outer sides of the filter cartridges (31) and at the positions of the water filtering holes.
7. The integrated sewage treatment device for quickly separating heavy metal impurities according to claim 1, wherein a kit (27) is arranged on the supporting rod (22), a plurality of partition plates (271) are arranged in the kit (27) at intervals, a guide groove is arranged at an opening of the kit (27), and a cover plate of the kit (27) is movably clamped with the guide groove; a third electric push rod for providing power for the cover plate is arranged on the kit (27); the internal cavity of the kit (27) is divided into a plurality of cavities by a plurality of dividing plates (271); the inside of the cavity is alternately filled with a PH regulator and a hydrogen peroxide agent from top to bottom in sequence.
8. The integrated sewage treatment equipment for quickly separating heavy metal impurities according to claim 7, wherein a bulk bin (272) is sleeved outside the aeration disc (33), and an opening of the kit (27) is communicated with the interior of the bulk bin (272);
the bulk material box (272) is movably provided with a rotating wheel (2721) at the air outlet of the aeration disc (33), and the rotating wheel (2721) is provided with a plurality of grooves.
9. A method for treating sewage using the apparatus as claimed in any one of claims 1 to 8, characterized by the steps of:
s1, connecting sewage to be treated into a water inlet pipe, enabling the sewage to pass through a filter disc set (12), primarily filtering large-particle impurities in the sewage, discharging the large-particle impurities through a sewage discharge pipe (14), and flocculating the filtered sewage through a flocculation unit (2); the second shell (21) is controlled to rotate through the second driving motor, and centrifugal force is generated to stir the sewage efficiently;
s2, controlling the support rod (22) to longitudinally move through the vibration motor, enabling the first flocculation disc body (23) and the second flocculation disc body (24) to start a pressure valve through extrusion of the spring rod (26) to enable flocculating agent and magnetic powder to flow out of the through hole, enabling the flocculating agent and the magnetic powder to rapidly diffuse into sewage through rotation of the second shell (21), and flocculating the sewage;
s3, performing secondary filtration by adopting a filter cartridge (31), adsorbing magnetic impurities formed by the diffusion of the magnetic powder by utilizing a rare earth permanent magnet sheet (32), aerating sewage by utilizing an aeration disc, scraping heavy metal impurities in the filter cartridge (31) by utilizing an adsorption component (34), separating by utilizing a mud discharge port, and extracting supernatant in a drainage channel (210) to finish sewage treatment.
CN202310311525.6A 2023-03-28 2023-03-28 Integrated sewage treatment equipment and method for rapidly separating heavy metal impurities Pending CN116354551A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310311525.6A CN116354551A (en) 2023-03-28 2023-03-28 Integrated sewage treatment equipment and method for rapidly separating heavy metal impurities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310311525.6A CN116354551A (en) 2023-03-28 2023-03-28 Integrated sewage treatment equipment and method for rapidly separating heavy metal impurities

Publications (1)

Publication Number Publication Date
CN116354551A true CN116354551A (en) 2023-06-30

Family

ID=86929970

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310311525.6A Pending CN116354551A (en) 2023-03-28 2023-03-28 Integrated sewage treatment equipment and method for rapidly separating heavy metal impurities

Country Status (1)

Country Link
CN (1) CN116354551A (en)

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