CN110257635B - Device for extracting calcium and aluminum from aluminum industry sludge - Google Patents
Device for extracting calcium and aluminum from aluminum industry sludge Download PDFInfo
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- CN110257635B CN110257635B CN201910616283.5A CN201910616283A CN110257635B CN 110257635 B CN110257635 B CN 110257635B CN 201910616283 A CN201910616283 A CN 201910616283A CN 110257635 B CN110257635 B CN 110257635B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
- B01D36/045—Combination of filters with centrifugal separation devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/10—Dissolving using driven stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/0015—Obtaining aluminium by wet processes
- C22B21/0023—Obtaining aluminium by wet processes from waste materials
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/20—Obtaining alkaline earth metals or magnesium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a device for extracting calcium and aluminum from aluminum industry sludge, which comprises a main body, wherein an extraction cavity is arranged in the main body, an annular filter screen is fixedly arranged between the upper wall and the lower wall of the extraction cavity, a filter cavity is arranged in the annular filter screen in a vertically penetrating manner, a rotary column is rotatably arranged in the filter cavity, a stirring rod is fixedly arranged on the circumferential surface of the rotary column, the upper wall of the main body is communicated with a sludge inlet and a dissolution liquid inlet with upward openings, the aluminum industry sludge and the dissolution liquid are respectively conveyed into the filter cavity through the sludge inlet and the dissolution liquid inlet, the rotary column drives the stirring rod to rotate at a slow speed, and then the sludge and the dissolution liquid are quickly mixed. Greatly reducing the occupied area of the equipment and improving the extraction efficiency.
Description
Technical Field
The invention relates to the technical field of aluminum industry sludge treatment, in particular to a device for extracting calcium and aluminum from aluminum industry sludge.
Background
Aluminium industry mud is the discarded object that produces in the production aluminum product process, and contain a large amount of aluminium in the aluminium industry mud, and the mode that most aluminium alloy factory adopted direct landfill after the neutralization is handled, this not only will consume a large amount of expenses, the aluminium has been wasted again, the environment is polluted simultaneously, and some aluminium alloy factories can be retrieved back aluminium industry mud and calcium and draw out, but with the material that contains aluminium and calcium draw out this step just need pass through multiple step, wherein the device and the pipeline that involve are more, area that need use is great, and extraction efficiency is lower. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows: the method for adopting the neutralization landfill method for the aluminum industry sludge is huge in cost and extremely not environment-friendly, and the common aluminum industry sludge recovery treatment needs a plurality of devices and pipelines to be matched for use, so that the occupied area is large, and the efficiency is low.
In order to solve the problems, the embodiment designs a device for extracting calcium and aluminum from aluminum sludge, and the device for extracting calcium and aluminum from aluminum sludge comprises a main body, wherein an extraction cavity is arranged in the main body, an annular filter screen is fixedly arranged between the upper wall and the lower wall of the extraction cavity, a filter cavity is vertically arranged in the annular filter screen in a penetrating manner, a rotary column is rotatably arranged in the filter cavity, a stirring rod is fixedly arranged on the circumferential surface of the rotary column, the upper wall of the main body is communicated with a sludge inlet and a dissolution liquid inlet which are provided with upward openings, aluminum sludge and dissolution liquid are respectively conveyed into the filter cavity through the sludge inlet and the dissolution liquid inlet, the rotary column drives the stirring rod to rotate at a slow speed, then the sludge and the dissolution liquid are rapidly mixed, aluminum and calcium are extracted, side sealing devices are symmetrically arranged on the left side and the right side of the annular filter screen in the extraction cavity, side sealing device can with annular filter screen excircle side seals, when opening during side sealing device, and solution passes through annular filter screen filters the outflow and collects, the column spinner carries out the high-speed rotation, through the puddler drives mud high-speed rotatory, separates more thoroughly with solution, the filter chamber downside is equipped with down sealing device, the filter chamber upside is equipped with the washing device, opens behind the lower sealing device, slow rotation the column spinner, through the puddler stirs the mud bits of broken glass and discharges, through the washing device will mud on the wall of filter chamber circumference is from last down scraping, thoroughly discharges mud. The side sealing device comprises a telescopic cavity, wherein the telescopic cavity is symmetrically and communicated with the left wall and the right wall of the cavity, a telescopic block is arranged in the telescopic cavity in a sliding mode, a side sealing plate of a semicircular ring type is fixedly arranged at one end, opposite to each other, of the telescopic block, a circular ring is spliced at one end, opposite to each other, of the side sealing plate, the annular filter screen is sealed, a stretching spring is fixedly connected between the inner walls of the telescopic cavity, a through hole is formed in the telescopic block in a penetrating mode, the lower wall of the telescopic cavity is communicated with a lifting cavity, a lifting rod is slidably arranged in the lifting cavity and can extend into the through hole, a hydraulic cylinder is fixedly arranged in the lower wall of the lifting cavity, and the lifting rod is dynamically connected to the upper end of the hydraulic cylinder.
The lower sealing device comprises a lower annular sealing cavity communicated with the lower wall of the filter cavity, an annular sealing plate is arranged in the lower sealing cavity in a vertically sliding mode, a jacking spring is fixedly connected between the lower end of the annular sealing plate and the lower wall of the lower sealing cavity, a pushing cavity is communicated between the lower sealing cavity and the lifting cavity, a fixing rod fixedly connected to the lower end of the outer circular surface of the pushing cavity is arranged in the pushing cavity in a vertically sliding mode, and a pushing rod fixedly connected to the lower end of the lifting rod is arranged on the upper side of the fixing rod.
Preferably, draw the chamber lower wall and be equipped with annular outflow channel in annular filter screen excircle side intercommunication, outflow channel rear side intercommunication is equipped with the export that the opening is backward, the outer disc intercommunication of lower seal chamber is equipped with and is located promote the row's mud passageway of chamber upside, row's mud passageway rear side intercommunication is equipped with the play mud mouth behind the opening, high back is supported before the row's mud passageway, more does benefit to mud landing backward.
The washing device comprises a communicating part, the upper wall of the cavity is extracted and is located in an annular brushing plate cavity of the upper side of the filter cavity, a brushing plate is arranged in the brushing plate cavity in a vertically sliding mode, the left end and the right end of the upper wall of the brushing plate cavity and the lower wall of the cavity are extracted, threaded connection is rotatably arranged between the left end and the right end of the upper wall of the brushing plate cavity and threaded connection is formed between studs of the brushing plate, belt wheel cavities are symmetrically arranged on the upper side and the right end of the upper side of the cavity, the upper ends of the studs extend to the belt wheel cavities, driven belt wheels are fixedly arranged in the belt wheel cavities, one sides of the driven belt wheels.
Preferably, the inner circular wall of the lower sealing cavity is communicated with and located an engagement cavity on the lower side of the extraction cavity, a fixing plate capable of being lifted in the engagement cavity is fixedly arranged on the inner circular wall of the annular sealing plate, a transmission shaft penetrates through the center of the fixing plate from top to bottom and is rotatably arranged, a straight gear is fixedly arranged at the lower end of the transmission shaft, a lower wall of the engagement cavity is rotatably arranged on the inner circular wall of the annular sealing plate and can be engaged with the inner gear engaged with the straight gear, a synchronization cavity is arranged on the lower side of the engagement cavity, a power belt wheel is rotatably arranged in the middle of the synchronization cavity and is fixedly connected with the inner gear, transmission belt wheels are symmetrically arranged on the left side and the right side of the.
Preferably, a motor is fixedly arranged at the inner center of the lower wall of the extraction cavity, the rotating column is in power connection with the upper end of the motor, and the lower end of the motor is in power connection with a spline shaft in spline connection with the transmission shaft.
The invention has the beneficial effects that: according to the invention, calcium and aluminum in the aluminum industry sludge are dissolved out and then are directly subjected to solid-liquid separation and discharge, so that the intermediate conveying process is reduced, the use amount of equipment is reduced, the floor area of the equipment is greatly reduced, and the extraction efficiency is improved.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic diagram showing the overall structure of an apparatus for extracting calcium and aluminum from aluminum industrial sludge according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a device for extracting calcium and aluminum from aluminum industry sludge, which is mainly applied to the dissolution and solid-liquid separation work when calcium and aluminum are extracted from the aluminum industry sludge, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to a device for extracting calcium and aluminum from aluminum industry sludge, which comprises a main body 11, wherein an extraction cavity 12 is arranged in the main body 11, an annular filter screen 13 is fixedly arranged between the upper wall and the lower wall of the extraction cavity 12, a filter cavity 14 penetrates through the annular filter screen 13 from top to bottom, a rotary column 15 is rotatably arranged in the filter cavity 14, a stirring rod 16 is fixedly arranged on the circumferential surface of the rotary column 15, a sludge inlet 17 with an upward opening and a dissolution liquid inlet 18 are communicated with the upper wall of the main body 11, the aluminum industry sludge and the dissolution liquid are respectively conveyed into the filter cavity 14 through the sludge inlet 17 and the dissolution liquid inlet 18, the rotary column 15 drives the stirring rod 16 to rotate at a slow speed, then the sludge and the dissolution liquid are quickly mixed to extract aluminum and calcium, side sealing devices 101 are symmetrically arranged at the left side and the right side of the annular filter screen 13 and in the extraction cavity 12, side sealing device 101 can with annular filter screen 13 excircle side is sealed, when opening when side sealing device 101, the solution passes through annular filter screen 13 filters the outflow and collects, column spinner 15 carries out the high-speed rotation, through puddler 16 drives the high-speed rotation of mud, more thoroughly separates the solution, 14 downside of filter chamber is equipped with down sealing device 102, 14 upsides of filter chamber are equipped with washing device 103, open sealing device 102 back down, slow rotation column spinner 15, through puddler 16 stirs mud bits and discharges, through washing device 103 will mud on the 14 circumference walls of filter chamber down scrapes from last, thoroughly discharges mud.
According to the embodiment, the side sealing device 101 is described in detail below, the side sealing device 101 includes a telescopic cavity 19 symmetrically and communicated with the left and right walls of the extraction cavity 12, a telescopic block 20 is slidably arranged in the telescopic cavity 19, a semi-circular side sealing plate 21 is fixedly arranged at the opposite end of the telescopic block 20, the opposite end of the side sealing plate 21 can be abutted and spliced into a circular ring to seal the annular filter screen 13, an extension spring 22 is fixedly connected between the opposite end of the telescopic block 20 and the inner wall of the telescopic cavity 19, a through hole 23 is vertically penetrated in the telescopic block 20, a lifting cavity 24 is communicated with the lower wall of the telescopic cavity 19, a lifting rod 25 is slidably arranged in the lifting cavity 24, the upper end of the lifting rod 25 can extend into the through hole 23, a hydraulic cylinder 26 is fixedly arranged in the lower wall of the lifting cavity 24, the lifting rod 25 is connected with the upper end of the hydraulic cylinder 26 in a power mode.
According to an embodiment, the lower sealing device 102 is described in detail below, the lower sealing device 102 includes an annular lower sealing cavity 27 communicated with and disposed on a lower wall of the filter cavity 14, an annular sealing plate 28 is disposed in the lower sealing cavity 27 and can slide up and down, a top pressure spring 29 is fixedly connected between a lower end of the annular sealing plate 28 and a lower wall of the lower sealing cavity 27, a pushing cavity 30 is communicated between the lower sealing cavity 27 and the lifting cavity 24, a fixing rod 31 fixedly connected to a lower end of an outer circumferential surface of the pushing cavity 30 is disposed in the pushing cavity 30 and can slide up and down, and a pushing rod 32 fixedly connected to a lower end of the lifting rod 25 is disposed on an upper side of the fixing rod 31.
Beneficially, draw chamber 12 lower wall and be equipped with annular outflow channel 33 in annular filter screen 13 excircle side intercommunication, outflow channel 33 rear side intercommunication is equipped with the backward egress opening 34 of opening, the outer disc intercommunication of lower seal chamber 27 is equipped with and is located promote the row's mud passageway 35 of chamber 30 upside, row's mud passageway 35 rear side intercommunication is equipped with the backward mud mouth 36 of opening, high back is supported before row's mud passageway 35, more does benefit to mud landing backward.
According to an embodiment, the washing and brushing device 103 is described in detail below, the washing and brushing device 103 includes an annular brush plate cavity 37 communicated with the upper wall of the extraction cavity 12 and located on the upper side of the filter cavity 14, a brush plate 38 is slidably provided in the brush plate cavity 37 up and down, a stud 39 screwed to the brush plate 38 is rotatably provided between the left and right ends of the upper wall of the brush plate cavity 37 and the lower wall of the extraction cavity 12, a pulley cavity 40 is symmetrically provided on the upper side of the extraction cavity 12, a driven pulley 41 is fixedly provided at the upper end of the stud 39 extending into the pulley cavity 40, a driving pulley 42 is rotatably provided on one side of the driven pulley 41 away from the symmetric center, and a driving belt 43 is provided between the driven pulley 41 and the driving pulley 42.
Beneficially, the inner circular wall of the lower sealing cavity 27 is provided with an engaging cavity 45 located on the lower side of the extracting cavity 12 in a communicating manner, the inner circular wall of the annular sealing plate 28 is fixedly provided with a fixing plate 47 capable of ascending and descending in the engaging cavity 45, the center of the fixing plate 47 is vertically penetrated and rotatably provided with a transmission shaft 48, the lower end of the transmission shaft 48 is fixedly provided with a spur gear 49, the lower wall of the engaging cavity 45 is rotatably provided with an inner gear 50 capable of being engaged with the spur gear 49, the lower side of the engaging cavity 45 is provided with a synchronizing cavity 51, the middle part of the synchronizing cavity 51 is rotatably provided with a power pulley 52 fixedly connected to the inner gear 50, the left side and the right side of the power pulley 52 are symmetrically provided with transmission pulleys 53 fixedly connected to the driving pulley 42, and a synchronous belt 54 is.
Advantageously, a motor 44 is fixedly arranged in the inner center of the lower wall of the extraction chamber 12, the rotary column 15 is dynamically connected to the upper end of the motor 44, and the lower end of the motor 44 is dynamically connected with a spline shaft 46 in spline connection with the transmission shaft 48.
The following will explain in detail the use steps of an apparatus for extracting calcium and aluminum from aluminum industrial sludge in the present text with reference to fig. 1 to 3: at the beginning, the lifting rod 25 is located at the upper limit position, the upper end of the lifting rod 25 extends into the through hole 23, the side sealing plates 21 are abutted against each other, the annular sealing plate 28 is located at the upper limit position, the spur gear 49 is not meshed with the internal gear 50, and the brush plate 38 is accommodated in the brush plate cavity 37.
When in extraction, the aluminum industry sludge is fed into the filter cavity 14 from the sludge inlet 17, the dissolution liquid is fed into the filter cavity 14 from the dissolution liquid inlet 18, the motor 44 is started and drives the rotary column 15 to rotate at a slow speed, the sludge and the dissolution liquid are stirred by the stirring rod 16, calcium and aluminum are fully dissolved into the dissolution liquid, after the dissolution is finished, the hydraulic cylinder 26 is started and drives the lifting rod 25 to descend and slide out of the through opening 23, the telescopic block 20 is contracted in the telescopic cavity 19 under the tension of the tension spring 22, the electric side sealing plates 21 are further mutually separated, the solution is filtered and flows out into the outflow channel 33 through the annular filter screen 13 and flows out and is collected through the outflow port 34, the motor 44 is started and drives the rotary column 15 to rotate at a fast speed, the sludge is driven to rotate together by the stirring rod 16 to carry out centrifugal motion, further, the residual solution is completely discharged, the hydraulic cylinder 26 is continuously started and drives the lifting rod 25, at this moment, the pushing rod 32 descends to abut against the fixing rod 31 and drive the fixing rod 31 to descend, and further drive the annular sealing plate 28 and the fixing plate 47 to descend, and further drive the spur gear 49 to descend to be meshed with the internal gear 50, at this moment, the motor 44 continues to start and drive the spin column 15 to rotate at a slow speed, the sludge is smashed through the stirring rod 16, at this moment, the motor 44 drives the spur gear 49 to rotate through the spline shaft 46 and the transmission shaft 48, the internal gear 50 is driven to rotate through gear meshing and drives the power pulley 52 to rotate, the transmission pulley 53 is driven to rotate through the motor 54 and drives the driving pulley 42 to rotate, the driven pulley 41 is driven to rotate through the transmission belt 43 and drives the stud 39 to rotate, the brush plate 38 is driven to descend through threaded connection, and further the sludge on the inner wall of the filter cavity 14 is scraped, and the sludge.
The invention has the beneficial effects that: according to the invention, calcium and aluminum in the aluminum industry sludge are dissolved out and then are directly subjected to solid-liquid separation and discharge, so that the intermediate conveying process is reduced, the use amount of equipment is reduced, the floor area of the equipment is greatly reduced, and the extraction efficiency is improved.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (1)
1. A device for extracting calcium and aluminum from aluminum industry sludge comprises a main body; an extraction cavity is arranged in the main body, an annular filter screen is fixedly arranged between the upper wall and the lower wall of the extraction cavity, a filter cavity is arranged in the annular filter screen in a vertically penetrating manner, a rotating column is rotatably arranged in the filter cavity, a stirring rod is fixedly arranged on the circumferential surface of the rotating column, and the upper wall of the main body is communicated with a sludge inlet and a dissolution liquid inlet which are provided with upward openings; conveying the aluminum industry sludge and the dissolution liquid into the filtering cavity through the sludge inlet and the dissolution liquid inlet respectively, driving the stirring rod to rotate at a slow speed by the rotating column, and then quickly mixing the sludge and the dissolution liquid to extract aluminum and calcium; the left side and the right side of the annular filter screen are symmetrically provided with side sealing devices in the extraction cavity, the side sealing devices can seal the outer circle side of the annular filter screen, when the side sealing devices are opened, a solution is filtered by the annular filter screen, flows out and is collected, the rotary column rotates rapidly, the stirring rod drives sludge to rotate at a high speed, and the solution is separated more thoroughly; a lower sealing device is arranged at the lower side of the filter cavity, a washing device is arranged at the upper side of the filter cavity, the rotary column is rotated at a slow speed after the lower sealing device is opened, sludge is smashed and discharged through the stirring rod, and the sludge on the circumferential wall of the filter cavity is scraped down from top to bottom through the washing device so as to be completely discharged; the side sealing device comprises telescopic cavities which are symmetrical and communicated with the left wall and the right wall of the extraction cavity, telescopic blocks are arranged in the telescopic cavities in a left-right sliding mode, semi-circular ring type side sealing plates are fixedly arranged at opposite ends of the telescopic blocks, opposite ends of the side sealing plates can be abutted and spliced into a circular ring, and the annular filter screen is sealed inside the circular ring; an extension spring is fixedly connected between one end of the telescopic block opposite to the telescopic block and the inner wall of the telescopic cavity, a through hole is formed in the telescopic block in a vertically penetrating manner, a lifting cavity is communicated with the lower wall of the telescopic cavity, a lifting rod is slidably arranged in the lifting cavity, the upper end of the lifting rod can extend into the through hole, a hydraulic cylinder is fixedly arranged in the lower wall of the lifting cavity, and the lifting rod is dynamically connected to the upper end of the hydraulic cylinder; the lower sealing device comprises an annular lower sealing cavity communicated with the lower wall of the filter cavity, an annular sealing plate is arranged in the lower sealing cavity in a vertically sliding manner, and a jacking spring is fixedly connected between the lower end of the annular sealing plate and the lower wall of the lower sealing cavity; a pushing cavity is communicated between the lower sealing cavity and the lifting cavity, a fixing rod fixedly connected to the lower end of the outer circular surface of the pushing cavity is arranged in the pushing cavity in a vertically sliding mode, and a pushing rod fixedly connected to the lower end of the lifting rod is arranged on the upper side of the fixing rod; an annular outflow channel is communicated with the lower wall of the extraction cavity and the outer circle side of the annular filter screen, and an outflow port with a backward opening is communicated with the rear side of the outflow channel; the outer circular surface of the lower sealing cavity is communicated with a sludge discharge channel positioned on the upper side of the pushing cavity, the rear side of the sludge discharge channel is communicated with a sludge outlet with a backward opening, and the sludge discharge channel is high in front and high in rear and is more beneficial to backward sliding of sludge; the washing and brushing device comprises an annular brushing plate cavity which is communicated with the upper wall of the extraction cavity and is positioned on the upper side of the filter cavity, a brushing plate is arranged in the brushing plate cavity in a vertically sliding manner, and studs which are connected with the brushing plate through threads are rotatably arranged between the left end and the right end of the upper wall of the brushing plate cavity and the lower wall of the extraction cavity; a belt wheel cavity is symmetrically arranged on the upper side of the extraction cavity in the left-right direction, the upper end of the stud extends into the belt wheel cavity and is fixedly provided with a driven belt wheel, one side, far away from the symmetry center, of the driven belt wheel is rotatably provided with a driving belt wheel, and a driving belt is wound between the driven belt wheel and the driving belt wheel; the inner circular wall of the lower sealing cavity is communicated with an engaging cavity positioned on the lower side of the extracting cavity, a fixing plate capable of lifting in the engaging cavity is fixedly arranged on the inner circular wall of the annular sealing plate, a transmission shaft penetrates through the center of the fixing plate up and down and is rotatably arranged, a straight gear is fixedly arranged at the lower end of the transmission shaft, and an inner gear capable of being engaged with the straight gear is rotatably arranged on the lower wall of the engaging cavity; a synchronous cavity is arranged at the lower side of the meshing cavity, a power belt wheel fixedly connected with the internal gear is rotatably arranged in the middle of the synchronous cavity, transmission belt wheels fixedly connected with the driving belt wheel are symmetrically arranged at the left side and the right side of the power belt wheel, and a synchronous belt is wound between the power belt wheel and the transmission belt wheel; the inner center of the lower wall of the extraction cavity is fixedly provided with a motor, the rotating column is in power connection with the upper end of the motor, and the lower end of the motor is in power connection with a spline shaft in spline connection with the transmission shaft.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910616283.5A CN110257635B (en) | 2019-07-09 | 2019-07-09 | Device for extracting calcium and aluminum from aluminum industry sludge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910616283.5A CN110257635B (en) | 2019-07-09 | 2019-07-09 | Device for extracting calcium and aluminum from aluminum industry sludge |
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| CN110257635A CN110257635A (en) | 2019-09-20 |
| CN110257635B true CN110257635B (en) | 2020-11-27 |
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| CN110743195B (en) * | 2019-11-06 | 2020-08-28 | 重庆中宝生物制药有限公司 | Chinese herbal medicine cosmetics raw materials extraction element |
| CN110681273B (en) * | 2019-11-08 | 2021-12-03 | 台州东润轴承有限公司 | Dissolving mechanism for rare earth dissolving equipment |
| CN110714123A (en) * | 2019-11-15 | 2020-01-21 | 永康珀帐锂电池科技有限公司 | Recoverable metal extractor of abandonment lithium ion battery |
| CN110776145B (en) * | 2019-11-18 | 2020-07-17 | 河北凯源纺织科技有限公司 | Printing and dyeing textile matching sewage decoloration high-efficiency treatment machine |
| CN115677027B (en) * | 2022-11-16 | 2023-10-13 | 江苏南大华兴环保科技股份公司 | Comprehensive treatment system and method for high-concentration sulfate organic wastewater and process waste gas |
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| FR2354293A2 (en) * | 1975-08-19 | 1978-01-06 | Alsthom Cgee | PROCESS FOR COMPACTING AND SPINING FLUID SLUDGE LOADED WITH FIBROUS MATERIALS |
| CN204502571U (en) * | 2015-01-21 | 2015-07-29 | 苏州市和源环保科技有限公司 | A kind of sewage perpendicular stream precipitation integral box |
| CN106390589A (en) * | 2016-11-15 | 2017-02-15 | 扶绥县生产力促进中心 | Efficient sewage treatment equipment |
| CN208553395U (en) * | 2018-04-26 | 2019-03-01 | 辽宁辰威环保工程科技有限公司 | A kind of sewage treatment precise filtering device |
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