CN117534184A - Treatment equipment and treatment method for heavy metals in sewage - Google Patents
Treatment equipment and treatment method for heavy metals in sewage Download PDFInfo
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- CN117534184A CN117534184A CN202410037513.3A CN202410037513A CN117534184A CN 117534184 A CN117534184 A CN 117534184A CN 202410037513 A CN202410037513 A CN 202410037513A CN 117534184 A CN117534184 A CN 117534184A
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- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 80
- 239000010865 sewage Substances 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 48
- 150000002500 ions Chemical class 0.000 claims abstract description 45
- 238000004804 winding Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 45
- 230000005672 electromagnetic field Effects 0.000 claims description 24
- 230000006698 induction Effects 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 3
- 238000003672 processing method Methods 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 5
- 241000282414 Homo sapiens Species 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
-
- 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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/48—Devices for applying magnetic or electric fields
- C02F2201/483—Devices for applying magnetic or electric fields using coils
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention relates to the field of heavy metal sewage treatment equipment, in particular to heavy metal treatment equipment and a treatment method thereof, which solve the problems of long time consumption and low efficiency of sewage electrolysis caused by long time required for the heavy metal ions far away from an electrode to approach the electrode when the heavy metal ions in the sewage are electrolyzed. The utility model provides a treatment facility and processing method of heavy metal in sewage, includes electrolytic treatment pond, electrolytic treatment pond is annular and inboard circular array distributes and has a plurality of electrolysis auxiliary modules, electrolysis auxiliary module includes sealed bucket, sealed bucket's both ends upper surface all is fixed with sealed connecting rod, sealed bucket's inside spiral winding is provided with inductance coil, inductance coil's one end is connected with the positive pole wire, inductance coil's the other end is connected with the negative pole wire. The invention can accelerate the movement rate of heavy metal ions in sewage to the electrode, shorten the electrolysis duration and improve the electrolysis efficiency.
Description
Technical Field
The invention relates to the field of heavy metal sewage treatment equipment, in particular to equipment and a method for treating heavy metals in sewage.
Background
The heavy metal wastewater refers to wastewater containing heavy metals discharged in industrial production processes such as mining and metallurgy, mechanical manufacturing, chemical industry, electronics, instruments and the like, and the heavy metal (such as cadmium, nickel, mercury, zinc and the like) wastewater is one of the industrial wastewater which has the greatest environmental pollution and the greatest harm to human beings, and the heavy metals in the wastewater cannot be decomposed and destroyed generally and can only be transferred to the existing positions and the materialized forms;
heavy metals in wastewater are difficult to be degraded by microorganisms and easy to be biologically enriched in natural environments, so that the ecological environment is endangered, the health of human bodies is seriously damaged, and currently, the commonly adopted heavy metal wastewater treatment methods in China comprise five types, namely a chemical precipitation method, an adsorption method, an ion exchange method, a membrane separation method and an electrolysis method.
When heavy metal ions in sewage are electrolyzed, the time required for the heavy metal ions far away from the electrode to approach the electrode is long, so that the time consumption and the efficiency of the electrolysis of the sewage are slow; therefore, the existing requirements are not met, and for this reason we propose a treatment device and a treatment method for heavy metals in sewage.
Disclosure of Invention
The invention aims to provide a treatment device and a treatment method for heavy metals in sewage, which are used for solving the problems that the time required for the heavy metal ions far away from an electrode to approach the electrode is long when the heavy metal ions in the sewage are electrolyzed, so that the time consumption of the electrolysis of the sewage is long, the efficiency is low and the like.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a treatment facility of heavy metal in sewage, includes electrolytic treatment pond, electrolytic treatment pond is annular and inboard circular array distributes and has a plurality of electrolysis auxiliary module, electrolysis auxiliary module includes sealed bucket, the both ends upper surface of sealed bucket all is fixed with sealed connecting rod, the inside spiral winding of sealed bucket is provided with inductor, inductor's one end is connected with anodal wire, inductor's the other end is connected with the negative pole wire, anodal wire and negative pole wire's the other end runs through sealed bucket casing and wears out from sealed connecting rod's top and be connected with electrolysis power supply, the below of sealed bucket is provided with supporting module, produces the electromagnetic field after the inductor circular telegram, accelerates heavy metal ion's in the sewage removal speed to guarantee that heavy metal ion directly moves to the electrolysis module and carry out electrolytic displacement.
Preferably, the electrolysis module comprises two fixing frames, the top ends of the two fixing frames are fixed with the electrolysis treatment tank, the bottom ends of the two fixing frames are respectively fixed with a polar plate link block, the sealing barrel is positioned between the two polar plate link blocks and the axes of the two polar plate link blocks coincide, and a plurality of electrolysis polar plates distributed in a circular array around the axes of the polar plate link blocks are arranged on the outer surface of the polar plate link blocks.
Preferably, the electrolytic plate includes a connection portion, a curved electrolytic plate and a flat electrolytic portion, and the curved electrolytic plate is located between the connection portion and the flat electrolytic portion.
Preferably, the outer side of the top end of the connecting part is curved in an arc shape, the curved radian of the connecting part is consistent with the radian of the outer surface of the polar plate linking block, and the circle centers of the connecting part and the polar plate linking block are consistent after the connecting part and the polar plate linking block are attached.
Preferably, the top end of the bent electrolytic plate is bent in an arc shape towards the direction of the sealed barrel, the axis of the straight electrolytic part is coincident with the axis of the bent electrolytic plate, and the electrolytic polar plate formed by splicing the connecting part, the bent electrolytic plate and the straight electrolytic part is similar to the bent shape of the magnetic field line at the end part of the sealed barrel.
Preferably, a supporting seat is arranged below the polar plate link block, and is fixed on the inner bottom surface of the electrolytic treatment tank, and a C-shaped groove is arranged at the top end of the supporting seat.
Preferably, the below of sealed bucket is provided with the support module, the support module includes the fixing base, the bottom of fixing base is fixed with the inside bottom surface of electrolytic treatment pond, the upper surface rotation of fixing base is installed two symmetrical rotation supporting pieces, two the laminating of rotation supporting piece is in the bottom of sealed bucket, the base of rotation supporting piece runs through and is fixed with the connection axostylus axostyle, the both ends of connection axostylus axostyle rotate and peg graft in the inner wall of fixing base.
Preferably, a plurality of fixing rods which are linearly arranged are arranged between the rotary supporting piece and the fixing base, the bottom ends of the fixing rods are fixed with the fixing base, the top ends of the fixing rods are connected with buffer supporting rods in a sliding mode, and the top ends of the buffer supporting rods are in contact with the bottom surface of the rotary supporting piece.
Preferably, the top end of the buffer supporting rod is a ball head, and a supporting spring is arranged between the bottom end of the buffer supporting rod and the fixed rod.
A treatment method of treatment equipment for heavy metals in sewage, the treatment method comprising the steps of:
s1: firstly, injecting heavy metal sewage into an electrolytic treatment tank to enable the sewage to cover a sealing barrel and an electrolytic polar plate, then switching on a power supply of the whole equipment, and switching on the electrolytic polar plate arranged on the outer surface of a polar plate link block after the power supply is switched on to contact and electrolyze heavy metal ions in the sewage;
s2: when the electrolysis polar plate is electrified to electrolyze sewage, the electrolysis power supply can convey current to one end of the induction coil through the positive electrode lead, and then the current flows in the induction coil and flows back to the electrolysis power supply through the negative electrode lead to complete one electric cycle of the current;
s3: the induction coil can generate a flowing electromagnetic field in the sealed barrel in the flowing process of current in the induction coil, the electromagnetic field can capture heavy metal ions passing through the end part of the sealed barrel after being formed, and the heavy metal ions can flow in the sealed barrel along the direction of the electromagnetic field in the sealed barrel;
s4: the electrolytic polar plate is formed by splicing the connecting part, the bent electrolytic plate and the flat electrolytic part, and the bending of the electrolytic polar plate spliced by the connecting part, the bent electrolytic plate and the flat electrolytic part causes the consistency with the electromagnetic field line at the end part of the sealing barrel, so that the flowing heavy metal ions can be attached to the inner side surface of the electrolytic polar plate to flow;
s5: the electrolytic polar plate can realize electrolysis to heavy metal ions when the heavy metal ions are attached to the inner surface of the electrolytic polar plate to flow, and the electromagnetic field generated by the inductance coil is utilized to accelerate the speed of the heavy metal ions approaching to the electrolytic polar plate, so that the sewage electrolysis efficiency is improved.
1. According to the invention, the current circulation is formed in the induction coil through the electrolytic power supply, the positive electrode lead and the negative electrode lead, so that the induction coil forms an electromagnetic field at the inner side of the sealed barrel, heavy metal ions in the sewage after the electromagnetic field is formed can flow in the sealed barrel and are close to the electrode plates formed by splicing the electrolytic electrode plates, the contact time of the heavy metal ions and the electrolytic electrode plates can be accelerated, the connecting part, the bent electrolytic plate and the electrolytic electrode plates formed by splicing the flat electrolytic part are similar to the bent shape of the magnetic field lines at the end part of the sealed barrel, the electrolytic process can be accelerated, the electrolytic time is shortened, the electrolytic treatment of the heavy metal ions in the sewage is fully performed, and the treatment efficiency of the heavy metal sewage is effectively improved.
2. According to the invention, the sealing barrel is placed above the two rotating support plates, the sealing barrel can downwards extrude the two rotating support plates, so that the buffer support rod slides in the fixed rod and compresses the support springs, after the sealing barrel is placed on the two rotating support plates, the two rotating support plates can rotate, and the compressed support springs are utilized to provide upward thrust for the buffer support rod, so that the sealing barrel is clamped by the two rotating support plates, the sealing barrel cannot move to two sides and support the lower part of the sealing barrel by the two rotating support plates, the sealing barrel is ensured to be positioned behind sewage and cannot deviate or shake, the bottom of the sealing barrel is ensured to be suspended, and the sealing barrel is ensured not to move to the left and right sides.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the electrolytic auxiliary module of the present invention;
FIG. 3 is a schematic diagram of an inductor according to the present invention;
FIG. 4 is a schematic view showing the structure of an electrolytic module according to the present invention;
FIG. 5 is a schematic view of the structure of a curved electrolyte sheet of the present invention;
FIG. 6 is a schematic view of a support module according to the present invention;
fig. 7 is a schematic cross-sectional view of a rotary support plate according to the present invention.
In the figure: 1. an electrolytic treatment tank; 2. an electrolysis module; 201. a fixing frame; 202. a pole plate link block; 203. an electrolytic polar plate; 2031. a connection part; 2032. bending the electrolytic plate; 2033. a flat electrolysis section; 204. a support base; 3. an electrolysis auxiliary module; 301. an electrolytic power supply; 302. a positive electrode lead; 303. a negative electrode lead; 304. sealing the barrel; 305. sealing the connecting rod; 306. an inductance coil; 4. a support module; 401. a fixing seat; 402. rotating the supporting sheet; 403. a fixed rod; 404. a buffer support rod; 405. a support spring; 406. and a connecting shaft lever.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
As shown in fig. 1 to 5, a treatment device for heavy metals in sewage comprises an electrolytic treatment tank 1, wherein the electrolytic treatment tank 1 is annular, a plurality of electrolytic auxiliary modules 3 are distributed in a circular array on the inner side, each electrolytic auxiliary module 3 comprises a sealing barrel 304, sealing connecting rods 305 are fixed on the upper surfaces of the two ends of the sealing barrel 304, an inductance coil 306 is spirally wound in the sealing barrel 304, one end of the inductance coil 306 is connected with a positive electrode lead 302, the other end of the inductance coil 306 is connected with a negative electrode lead 303, the other ends of the positive electrode lead 302 and the negative electrode lead 303 penetrate through the shell of the sealing barrel 304 to penetrate out from the top end of the sealing connecting rods 305 and are connected with an electrolytic power supply 301, an electrolytic module 2 is arranged on the outer side of the sealing barrel 304, each electrolytic module 2 comprises two fixing frames 201, the top ends of the two fixing frames 201 are fixed with the electrolytic treatment tank 1, the bottom ends of the two fixing frames 201 are both fixed with the polar plate link blocks 202, the sealing barrel 304 is positioned between the two polar plate link blocks 202, the axes are coincident, a plurality of electrolytic polar plates 203 distributed in a round and whole row around the axes are arranged on the outer surface of the polar plate link blocks 202, an electrolytic power supply 301, a positive electrode lead 302 and a negative electrode lead 303 are utilized to form current circulation in an inductance coil 306, the inductance coil 306 forms an electromagnetic field on the inner side of the sealing barrel 304, heavy metal ions in sewage after the electromagnetic field is formed can flow in the sealing barrel 304 and are close to the electrode plates formed by splicing the electrolytic polar plates 203, the contact time of the heavy metal ions and the electrolytic polar plates 203 can be accelerated, the electrolytic process is accelerated, the electrolytic time is shortened, the full electrolytic treatment is carried out on the heavy metal ions in the sewage, and the treatment efficiency of the heavy metal sewage is effectively improved.
The electrolytic polar plate 203 comprises a connecting part 2031, a bent electrolytic plate 2032 and a flat electrolytic part 2033, the bent electrolytic plate 2032 is positioned between the connecting part 2031 and the flat electrolytic part 2033, the outer side of the top end of the connecting part 2031 is curved in an arc shape, the curved radian of the connecting part 2031 is consistent with the radian of the outer surface of the polar plate linking block 202, the circle centers of the connecting part 2031 and the polar plate linking block 202 are consistent after being attached, the top end of the bent electrolytic plate 2032 is curved in an arc shape towards the direction of the sealing barrel 304, the axis of the flat electrolytic part 2033 is coincident with the axis of the bent electrolytic plate 2032, and the bent shape of the magnetic field lines formed by splicing the connecting part 2031, the bent electrolytic plate 2032 and the flat electrolytic part 2033 is similar to the bent shape of the magnetic field lines at the end of the sealing barrel 304, so that heavy metal ions in sewage can be attached to the inner surface of the electrolytic polar plate 203 when moving along the magnetic field lines generated by the inductance coil 306, and the heavy metal ions in sewage can be fully electrolyzed.
The support seat 204 is arranged below the plate link block 202, the support seat 204 is fixed on the inner bottom surface of the electrolytic treatment tank 1, a C-shaped groove is formed in the top end of the support seat 204, the support seat 204 is used for supporting the electrolytic plates 203 spliced on the outer surface of the plate link block 202, and the electrolytic plates 203 are prevented from being shifted in position in the electrolytic process.
As shown in fig. 2, 6 and 7, the supporting module 4 is arranged below the sealing barrel 304, the supporting module 4 comprises a fixing seat 401, the bottom end of the fixing seat 401 is fixed with the inner bottom surface of the electrolytic treatment tank 1, two symmetrical rotating supporting plates 402 are rotatably arranged on the upper surface of the fixing seat 401, the two rotating supporting plates 402 are attached to the bottom of the sealing barrel 304, the two rotating supporting plates 402 are utilized to support the lower portion of the sealing barrel 304, the sealing barrel 304 is ensured to be positioned behind sewage, no position deviation or shaking occurs, and the sealing barrel 304 is ensured not to drop downwards.
The bottom edge of the rotary supporting plate 402 is fixedly penetrated through a connecting shaft lever 406, two ends of the connecting shaft lever 406 are rotatably inserted into the inner wall of the fixed seat 401, a plurality of fixing rods 403 which are linearly arranged are arranged between the rotary supporting plate 402 and the fixed seat 401, the bottom ends of the fixing rods 403 are fixedly connected with the fixed seat 401, the top ends of the buffer supporting rods 404 are slidably inserted with buffer supporting rods 404, the top ends of the buffer supporting rods 404 are ball heads, supporting springs 405 are arranged between the bottom ends of the buffer supporting rods 404 and the fixing rods 403, the buffer supporting rods 404 can slide inside the fixing rods 403 and compress the supporting springs 405, after the sealing barrel 304 is arranged on the two rotary supporting plates 402, the two rotary supporting plates 402 can rotate, and the compressed supporting springs 405 are utilized to provide upward thrust for the buffer supporting rods 404, so that the two rotary supporting plates 402 clamp the sealing barrel 304, and the sealing barrel 304 cannot move towards two sides.
When the treatment equipment is used for treating heavy metal sewage, the electrolysis polar plate 203 spliced outside the polar plate link block 202 is supplied with power, meanwhile, the electrolysis power supply 301 utilizes the positive electrode lead 302 and the negative electrode lead 303 to enable current to flow in the induction coil 306, an electromagnetic field is formed in the sealing barrel 304 when the current flows in the induction coil 306, heavy metal ions in the sewage move from one end of the sealing barrel 304 to the other end, the heavy metal ions are attached to the inner side surface of the electrolysis polar plate 203 when moving to the end of the sealing barrel 304, at the moment, the electrolysis polar plate 203 can electrolyze the heavy metal ions in the sewage, the electromagnetic field formed in the sealing barrel 304 by the induction coil 306 drives the heavy metal ions in the sewage to flow, the contact time of the heavy metal ions and the sewage is accelerated, the electrolysis time is shortened, and the electrolysis efficiency is improved.
A treatment method of treatment equipment for heavy metals in sewage comprises the following steps:
s1: firstly, heavy metal sewage is injected into an electrolytic treatment tank 1, so that the sewage covers a sealing barrel 304 and an electrolytic polar plate 203, then the power of the whole equipment is connected, and the electrolytic polar plate 203 arranged on the outer surface of a polar plate connecting block 202 is electrified to contact and electrolyze heavy metal ions in the sewage after the power is connected;
s2: when the electrolysis polar plate 203 is electrified to electrolyze sewage, the electrolysis power supply 301 can transmit current to one end of the induction coil 306 through the positive electrode lead 302, then the current flows in the induction coil 306 and flows back to the electrolysis power supply 301 through the negative electrode lead 303 to complete one electric cycle of the current;
s3: in the process of current flowing in the inductance coil 306, the inductance coil 306 generates a flowing electromagnetic field inside the sealed barrel 304, and the electromagnetic field captures heavy metal ions passing through the end of the sealed barrel 304 after being formed and enables the heavy metal ions to flow inside the sealed barrel 304 along the electromagnetic field direction inside the sealed barrel 304;
s4: since the electrolytic electrode plate 203 is formed by splicing the connecting part 2031, the bent electrolytic plate 2032 and the flat electrolytic part 2033, and the electrolytic electrode plate 203 spliced by the connecting part 2031, the bent electrolytic plate 2032 and the flat electrolytic part 2033 is bent to be consistent with the electromagnetic field lines at the end part of the sealed barrel 304, at the moment, the flowing heavy metal ions can be attached to the inner side surface of the electrolytic electrode plate 203 to flow;
s5: the electrolytic polar plate 203 can realize electrolysis of heavy metal ions when the heavy metal ions are attached to the inner surface of the electrolytic polar plate and flow, and the electromagnetic field generated by the inductance coil 306 is utilized to accelerate the approach speed of the heavy metal ions to the electrolytic polar plate 203, so that the sewage electrolysis efficiency is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a treatment facility of heavy metal in sewage, includes electrolytic treatment pond (1), its characterized in that: the utility model provides an electrolytic treatment pond (1) is annular and inboard circular array distributes and has a plurality of electrolysis auxiliary module (3), electrolysis auxiliary module (3) are including sealed bucket (304), the both ends upper surface of sealed bucket (304) all is fixed with sealed connecting rod (305), the inside spiral winding of sealed bucket (304) is provided with inductor (306), the one end of inductor (306) is connected with anodal wire (302), the other end of inductor (306) is connected with negative pole wire (303), the other end of anodal wire (302) and negative pole wire (303) runs through sealed bucket (304) casing and wears out from the top of sealed connecting rod (305) and be connected with electrolysis power supply (301), the outside of sealed bucket (304) is equipped with electrolysis module (2), the below of sealed bucket (304) is provided with support module (4), produces the electromagnetic field after inductor (306) circular telegram to accelerate heavy metal ion's removal speed in the sewage to guarantee that heavy metal ion directly moves to electrolysis module (2) and carries out the electrolysis replacement.
2. The apparatus for treating heavy metals in sewage according to claim 1, wherein: the electrolysis module (2) comprises two fixing frames (201), the top ends of the two fixing frames (201) are fixed with the electrolysis treatment tank (1), polar plate link blocks (202) are fixed at the bottom ends of the two fixing frames (201), a sealing barrel (304) is located between the two polar plate link blocks (202) and coincides with the axis, and a plurality of electrolysis polar plates (203) distributed in a circular array around the axis of the polar plate link blocks (202) are mounted on the outer surface of the polar plate link blocks.
3. The apparatus for treating heavy metals in sewage according to claim 2, wherein: the electrolytic electrode plate (203) comprises a connecting part (2031), a bent electrolytic plate (2032) and a flat electrolytic part (2033), and the bent electrolytic plate (2032) is positioned between the connecting part (2031) and the flat electrolytic part (2033).
4. A treatment apparatus for heavy metals in sewage according to claim 3, characterized in that: the outer side of the top end of the connecting part (2031) is curved in an arc shape, the curved radian of the connecting part (2031) is consistent with the radian of the outer surface of the polar plate linking block (202), and the circle centers of the connecting part (2031) and the polar plate linking block (202) are consistent after being attached.
5. The apparatus for treating heavy metals in sewage according to claim 4, wherein: the top end of the bent electrolytic plate (2032) is bent in an arc shape towards the sealing barrel (304), the axis of the straight electrolytic part (2033) is overlapped with the axis of the bent electrolytic plate (2032), and the connecting part (2031), the bent electrolytic plate (2032) and the electrolytic polar plate (203) formed by splicing the straight electrolytic part (2033) are similar to the bending shape of the magnetic field line at the end part of the sealing barrel (304).
6. The apparatus for treating heavy metals in sewage according to claim 5, wherein: the lower part of the polar plate link block (202) is provided with a supporting seat (204), and the supporting seat (204) is fixed on the inner bottom surface of the electrolytic treatment tank (1) and the top end of the supporting seat is provided with a C-shaped groove.
7. The apparatus for treating heavy metals in sewage according to claim 1, wherein: the support module (4) comprises a fixing seat (401), the bottom end of the fixing seat (401) is fixed with the inner bottom surface of the electrolytic treatment tank (1), two symmetrical rotating support plates (402) are rotatably arranged on the upper surface of the fixing seat (401), the two rotating support plates (402) are attached to the bottom of the sealing barrel (304), a connecting shaft rod (406) penetrates through and is fixedly arranged at the bottom edge of the rotating support plates (402), and two ends of the connecting shaft rod (406) are rotatably inserted into the inner wall of the fixing seat (401).
8. The apparatus for treating heavy metals in sewage according to claim 7, wherein: a plurality of fixing rods (403) which are linearly arranged are arranged between the rotary supporting plate (402) and the fixing seat (401), the bottom ends of the fixing rods (403) are fixed with the fixing seat (401), the top ends of the fixing rods are slidably inserted with buffer supporting rods (404), and the top ends of the buffer supporting rods (404) are in contact with the bottom surface of the rotary supporting plate (402).
9. The apparatus for treating heavy metals in sewage according to claim 8, wherein: the top end of the buffer supporting rod (404) is a ball head, and a supporting spring (405) is arranged between the bottom end of the buffer supporting rod (404) and the fixing rod (403).
10. A method for treating a heavy metal in sewage according to any one of claims 1 to 9, characterized in that the method comprises the steps of:
s1: firstly, heavy metal sewage is injected into an electrolytic treatment tank (1), so that the sewage covers a sealing barrel (304) and an electrolytic polar plate (203), then the power supply of the whole equipment is connected, and the electrolytic polar plate (203) arranged on the outer surface of a polar plate connecting block (202) is electrified to contact and electrolyze heavy metal ions in the sewage after the power supply is connected;
s2: when the electrolysis polar plate (203) is electrified to electrolyze sewage, the electrolysis power supply (301) can convey current to one end of the induction coil (306) through the positive electrode lead (302), and then the current flows in the induction coil (306) and flows back to the electrolysis power supply (301) through the negative electrode lead (303) to complete one electric cycle of the current;
s3: in the process of current flowing in the induction coil (306), the induction coil (306) can generate a flowing electromagnetic field inside the sealed barrel (304), and the electromagnetic field can capture heavy metal ions passing through the end part of the sealed barrel (304) after being formed and enable the heavy metal ions to flow inside the sealed barrel (304) along the electromagnetic field direction inside the sealed barrel (304);
s4: the electrolytic pole plate (203) is formed by splicing the connecting part (2031), the bent electrolytic plate (2032) and the flat electrolytic part (2033), and the electromagnetic field lines of the connecting part (2031), the bent electrolytic plate (2032) and the flat electrolytic part (2033) spliced electrolytic pole plate (203) are bent to be consistent with the electromagnetic field lines of the end part of the sealing barrel (304), so that the flowing heavy metal ions can be attached to the inner side surface of the electrolytic pole plate (203) to flow;
s5: the electrolytic polar plate (203) can realize electrolysis of heavy metal ions when the heavy metal ions are attached to the inner surface of the electrolytic polar plate to flow, and the electromagnetic field generated by the inductance coil (306) is utilized to accelerate the approach speed of the heavy metal ions to the electrolytic polar plate (203), so that the sewage electrolysis efficiency is improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN107572634A (en) * | 2017-10-27 | 2018-01-12 | 杨永利 | A kind of magnetoelectricity tank |
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