CN106040440B - A kind of quantitative dosing reverse agitating function center is sized mixing integral type floatation equipment - Google Patents
A kind of quantitative dosing reverse agitating function center is sized mixing integral type floatation equipment Download PDFInfo
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- CN106040440B CN106040440B CN201610384207.2A CN201610384207A CN106040440B CN 106040440 B CN106040440 B CN 106040440B CN 201610384207 A CN201610384207 A CN 201610384207A CN 106040440 B CN106040440 B CN 106040440B
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- impeller
- rotating cylinder
- rabbling mechanism
- ore pulp
- flotation cell
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
-
- 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
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/72—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with helices or sections of helices
- B01F27/721—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with helices or sections of helices with two or more helices in the same receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/714—Feed mechanisms for feeding predetermined amounts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/145—Feed mechanisms for reagents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/1456—Feed mechanisms for the slurry
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/16—Flotation machines with impellers; Subaeration machines
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
Sized mixing flotation technology field the invention belongs to coal slime, and in particular to a kind of quantitative dosing reverse agitating function center is sized mixing integral type floatation equipment.The present invention comprises at least flotation cell, rabbling mechanism and quantitative remedy-adding system；Rabbling mechanism is arranged horizontally in flotation cell in pairs, and rotating cylinder has the just rotating impeller and counter-rotation type impeller formed by impeller welding, and ore pulp and air stream can be cut, are scattered by the gap between the dispersion hole and impeller of impeller surface；Just rotating impeller and counter-rotation type impeller respectively drive ore pulp to other side, exacerbate the remineralization efficacy of ore pulp；The second discharging opening and the 3rd discharging opening on stirring sleeve can be spouting together by ore pulp and medicament, aggravate mineralization degree again, quantitative remedy-adding system on feeding pipe can add medicament into feeding pipe according to instant mineral slurry flux intelligence, save dosing；This equipment also includes circulating foam scraping machine, realizes that full groove face scrapes bubble；The present invention has the advantages of not needing ore pulp pre-processing device.
Description
Technical field
Sized mixing flotation technology field the invention belongs to coal slime, and in particular to a kind of quantitative dosing reverse agitating function center sizes mixing one
Body formula floatation equipment.
Background technology
With the scarcity of coal resources in China and the raising of coal mining mechanization degree, the evil of coal geological exploration condition
Change, cause increasingly to reduce from the grade of the run-of-mine coal (ROM coal) on ore deposit underground mining.Coal preparation plant is produced using dense medium cyclone mostly at present
Technological process, caused secondary slime amount in washing process is exacerbated, add the burden of the slime water treatment link in later stage；Add
It, Chinese coal market conditions persistently drop at present, this existing in order to change under the increasingly difficult situation of in-situ production environment
Shape, new technology is attempted, accelerates the development and exploitation of new equipment, turns into the problem of presently the most important.
Low ash, the fine coal slime of golf calorific value are reclaimed from black water, is the problem of scene is paid attention to always.From existing flotation
In equipment, mechanical agitation type and air jet flotation machine use in most of coal preparation plants, but both of which needs ore pulp to pre-process
Device and respectively there are advantage and disadvantage.The depth of the mineralization degree of ore pulp, directly affects the froth flotation in later stage, and at present scene plus
Medicine system is judged according to the experience of post driver；So accordingly, propose that a kind of quantitative dosing reverse agitating function center is sized mixing
Integral type floatation equipment, the equipment can effectively improve the problem of presently, there are, quantitative dosing, increases mineralization degree, improve flotation
Efficiency, it is proposed that a kind of new rabbling mechanism, certain basis is provided for the maximization of later floatation equipment.
The content of the invention
Sized mixing integral type floatation equipment it is an object of the invention to provide a kind of quantitative dosing reverse agitating function center.This flotation
Equipment is provided with quantitative remedy-adding system in ore pulp import；It can be arrived according to the instant mineral slurry flux data transfer that electromagnetic flowmeter gathers
PLC control cabinet, PLC control stepper motor action after carrying out data processing, according to the change of mineral slurry flux, quantitative dosing, had
Effect saves dosing；A pair of rabbling mechanisms are at least arranged in flotation cell, rotating cylinder are installed in stirring sleeve, in rotating cylinder
On have the just rotating impeller and counter-rotation type impeller being arranged to impeller, in the presence of rabbling mechanism, ore pulp can be realized and cut
Cut, get rid of and penetrate, stir, spraying four mineralizations, ore pulp remineralization efficacy is good, and flotation efficiency is high；The floatation equipment does not need ore pulp
Pretreatment system, operating efficiency is high, simple in construction, easy to maintenance.
To achieve the above object, present invention employs following technical scheme：Size mixing at a kind of quantitative dosing reverse agitating function center
Integral type floatation equipment, including at least flotation cell, it is characterised in that：At least provided with a pair of rabbling mechanisms in the flotation cell,
I.e. rabbling mechanism one and rabbling mechanism two (with the signal positioned opposite of a pair of rabbling mechanisms in this equipment, can also multipair mixer
Structure is positioned opposite), the rabbling mechanism one is arranged with two equal horizontal parallel of rabbling mechanism；The rabbling mechanism one and rabbling mechanism
Two form by variable-frequency motor, rotating cylinder, impeller, stirring sleeve, feeding pipe；The variable-frequency motor passes through shaft coupling and drive shaft phase
Even, the drive shaft welds together with rotating cylinder, and the rotating cylinder both ends are provided with bearing one and bearing two；In the rotating cylinder inwall
Branching block is welded with, the branching block is a cube of tetrahedron, and the most long stringcourse of the branching block is relative with flow of slurry direction
Arrangement；Some impellers are welded with the rotating cylinder outer wall, certain gap is left between impeller, is offered on the impeller scattered
Hole, the impeller are arranged on rotating cylinder outer surface with just rotating impeller and counter-rotation type blade wheel structure, the just rotating impeller and anti-
Rotating impeller interlaced arrangement；Offer the first discharging opening for being uniformly distributed in cylinder on the rotating cylinder, the rabbling mechanism one with
The just rotating impeller of the interlaced arrangement in drum surface same position of rabbling mechanism two and counter-rotation type impeller；The rotating cylinder is externally-arranged
There is stirring sleeve, the stirring sleeve, which is fixed on outside rotating cylinder, is not involved in rotary motion, is deposited between the stirring sleeve and rotating cylinder
There is certain gap, the stirring sleeve is provided at both ends with sealing ring, and the lower side of the stirring sleeve uniformly offers second
Discharging opening, the 3rd discharging opening is offered along on the inside of stirring sleeve central axis horizontal direction；The other end of the stirring sleeve is set
There is air intake duct, the air intake duct is arranged at the gap port between stirring sleeve and rotating cylinder, port sealing, the air intake duct
Entrance top is connected higher than the liquid level in flotation cell and with air；The rotating cylinder other end is provided with feeding pipe, the feeding pipe
It is nested in bearing two；Quantitative remedy-adding system is provided with the feeding pipe；On the flotation cell should also be provided with ore pulp import and
Slurry outlet.
The quantitative remedy-adding system is by medicament barrel, chemical feed pipe, rubber piston, stepper motor, PLC control cabinet, Electromagnetic Flow
Meter, circular nut composition.
By pipeline with being connected on the downside of chemical feed pipe, the chemical feed pipe and medicament barrel connecting place are medicine for the bottom of the medicament barrel
Agent entrance, the medicament entrance are provided with magnetic valve one before；Magnetic valve two, the chemical feed pipe are provided with the downside of the chemical feed pipe
To be arranged on inside feeding pipe be agent outlet for outlet, the agent outlet direction flows to identical with ore pulp；The chemical feed pipe by
Colourless transparent resin glass is made, and scale is carved with the dosing pipe outer wall, and the positioned inside of the chemical feed pipe has rubber
Piston, the rubber piston are connected with rack, together with the rack is brought into close contact with stepper motor by gear, institute
Gear is stated on stepper motor.
The electromagnetic flowmeter is placed on feeding pipe, and positioned at ore pulp entrance, the electromagnetic flowmeter is arranged in medicament
Before outlet, the electromagnetic flowmeter, stepper motor, magnetic valve one, magnetic valve two are connected by wire with PLC control cabinet, institute
State and mutually cooperated by PLC control cabinet realization between electromagnetic flowmeter, stepper motor, magnetic valve one, magnetic valve two
Relation；The circular nut is placed in the lower end of chemical feed pipe, plays a part of fixed chemical feed pipe, also functions to convenient dismounting maintenance more
Change the effect of chemical feed pipe.
It is additionally provided with circulating foam scraping machine on the upside of the flotation cell, the circulating foam scraping machine is by rotary shaft, soft
Property conveyer belt, scraper plate composition.
The circulating foam scraping machine is placed in flotation cell cell body top, and the circulating foam scraping machine is in transport banding structure
Make, the flexible transport band is in closed loop structure, and on the rotary shaft, the flexible transport band outer surface is disposed with scrapes nesting
Plate, the direction of action of the vertical flexible transport band of plate face of scraper plate.
The circulating foam scraping machine side is provided with defoaming groove, and the defoaming groove is placed in both sides and the groove of flotation cell body
External wall is connected, and is concentrate enrichment region below the circulating foam scraping machine；Gear is provided with the outside of the pair of rabbling mechanism
Plate one and baffle plate two, the baffle plate one and baffle plate two are located in flotation cell, and the baffle plate one is arranged vertically with baffle plate two, the gear
Plate one and baffle plate two weld together with cell body both sides inwall and top is less than the height of circulating foam scraping machine；The mixer
The bottom of structure one and rabbling mechanism two is mixed zone one, is mixed zone two between the rabbling mechanism one and rabbling mechanism two；Institute
Stating rabbling mechanism arranged beneath has false bottom and square through hole under vacation, and the false bottom is parallel with flotation cell body bottom, institute
Through hole is stated by pumping circulation ore pulp through piping with ore pulp import to be connected.
Beneficial effects of the present invention are shown：
1st, a kind of quantitative dosing reverse agitating function center of the invention is sized mixing integral type floatation equipment, has traditional machinery concurrently
The advantages of formula, air jet flotation machine；Bubble is abundant, rabbling mechanism is simple in construction；Quantitative dosing, save dosing；Ore pulp is disorderly
Flow degree is higher, and remineralization efficacy is good, and flotation efficiency is high.
2nd, the present invention uses quantitative remedy-adding system, and in the case where pulp density is certain, electromagnetic flowmeter collection is flowed immediately
Data transfer is measured to PLC control cabinet；By the data processed result output control stepper motor inside PLC control cabinet rotating speed with
Movement travel, so as to realize quantitative addition medicament；Other chemical feed pipe makes for organic clear glass, facilitates field worker
Observation；Magnetic valve one in quantitative remedy-adding system, in the course of work of magnetic valve two be mutual locking relation, that is, work as electromagnetism
Valve one is opened, and when magnetic valve two is closed, the data that driving stepper motor gear transmits according to PLC control cabinet lift rack, from
Medicament is sucked in medicament barrel into medicament pipe；When magnetic valve one is closed, and magnetic valve two is opened, stepper motor controls according to PLC
The speed and chemical feeding quantity of the data control dosing of case transmission, so as to realize quantitative dosing.
3rd, the present invention is using the just rotating impeller of arranged for interval and counter-rotation type impeller, just rotating impeller and counter-rotation type on rotating cylinder
Impeller is formed by impeller arrangement, and in the case of drum rotation, just rotating impeller-driven ore pulp moves to counter-rotation type impeller, derotation
Formula impeller-driven ore pulp moves to just rotating impeller, after two bursts of flow of slurry are met, drastically collides, shears, improves gas-liquid-solid three
The mixability of phase；Dispersion hole is provided with impeller in addition, ore pulp and air stream can be cut scattered；Stayed between two impellers
There is certain gap, the ore pulp between the just rotating impeller of preceding layer can be flow to by gap between the just rotating impeller of lower floor；
Behind gap, the mineralization degree of ore pulp and the emulsification degree of medicament are improved.
4th, the present invention, in the case where ore pulp medicament is fed simultaneously, is played using the branching block arranged in rotating cylinder inwall
The effect of flow of slurry and dispersions is cut, improves remineralization efficacy, forms the effect for once cutting mixing.
5th, the present invention uses and the first discharging opening is set in drum surface, in the case where constantly feeding ore pulp, in rotating cylinder
Space it is limited, ore pulp is spouting from the first discharging opening under pressure, largely impact stirring sleeve inwall
On, small part is spouting from the second discharging opening, the 3rd discharging opening, plays a part of secondary collision, injection mixing.
6th, the present invention leaves certain gap between rotating cylinder and stirring sleeve, while rotating cylinder rotates at a high speed, exists
Ore pulp in gap is got rid of injection flotation cell, realizes the effect got rid of penetrate mixing three times
7th, the present invention is in flotation cell using setting a pair of rabbling mechanisms, drum surface be provided with just rotating impeller with it is anti-
Rotating impeller, when rabbling mechanism rotates, just rotating impeller is stirred under effect with counter-rotation type impeller, realizes four mixing
The effect of gas-liquid-solid three-phase.
8th, after the rotating cylinder of rotation gets rid of injection ore pulp at a high speed, negative pressure is formed in gap, passes through air intake duct and sucks air, air
Stream is divided into small bubble by the gap between the dispersion hole on impeller and two impellers, plays a part of microvesicle generators.
9th, rotating cylinder is connected by the present invention with variable-frequency motor, according to the property of ore pulp, can adjust the rotating speed of rotating cylinder at any time,
Realize intelligent control.
10th, the present invention uses circulating foam scraping machine, timely can collect flotation froth and scrape, be follow-up flotation
Journey provides good environment, to ensure the continuous uninterrupted running of equipment.
11st, all structures of the invention can realize full groove face on the side of flotation cell body and bottom, flotation cell top
Bubble is scraped, present case is illustrated with a pair of rabbling mechanisms, and can also be arranged in parallel multipair rabbling mechanism, and the large-scale of floatation equipment can be achieved
Change.
12nd, the present invention does not need ore pulp pre-processing device, can voluntarily realize cutting, spray, gets rid of and penetrate, stir four mixing works
With the effect that center of being realized inside flotation cell is sized mixing.
13rd, the present invention offers the second discharging opening and the 3rd discharging opening using on stirring sleeve, is sprayed from the second discharging opening
The ore pulp penetrated impacts false bottom, and mixed zone one is formed in stirring lower cartridge；In the drum surface phase of a pair of rabbling mechanisms
With the just rotating impeller of interlaced arrangement on position and counter-rotation type impeller, under rotating cylinder rotational case, just rotating impeller and counter-rotation type leaf
Wheel drive ore pulp is spouting from the 3rd discharging opening, and mixed zone two is formed between rabbling mechanism；Improve the mineralising journey of ore pulp
Degree, aggravate the emulsification degree of medicament.
Brief description of the drawings
Size mixing the structural representation of integral type floatation equipment at a kind of quantitative dosing reverse agitating function center that Fig. 1 is the present invention.
Fig. 2 is A-A cross-sectional views.
Fig. 3 is quantitative remedy-adding system structural representation.
Fig. 4 is rabbling mechanism relative position schematic diagram.
Fig. 5 is barrel configuration schematic diagram.
Fig. 6 is deployed configuration schematic diagram inside rotating cylinder.
Fig. 7 is branching block structural representation.
Fig. 8 is blade wheel structure schematic diagram.
Reference implication is as follows in figure：
10-flotation cell, the import of 101-ore pulp, 102-slurry outlet, the circulating foam scraping machines of 11-, 111-rotary shaft,
112-flexible transport band, 113-scraper plate, 12- defoaming grooves, 13-baffle plate one, 14-baffle plate two, 15-concentrate enrichment region, 16-
False bottom, 17-through hole, 20-rabbling mechanism, 201-rabbling mechanism one, 202-rabbling mechanism two, 21-variable-frequency motor, 211-
Shaft coupling, 212-drive shaft, 213-bearing one, 214-bearing two, 215-sealing ring, 22-rotating cylinder, the 221-the first discharging
Mouthful, 222-branching block, 23-impeller, 231-dispersion hole, 232-just rotating impeller, 233-counter-rotation type impeller, 24-stirring
Sleeve, the 241-the second discharging opening, the 242-the three discharging opening, 25-feeding pipe, 30-mixed zone one, 31-mixed zone two,
40-air intake duct, 50-quantitative remedy-adding system, 51-medicament barrel, 511-magnetic valve one, 512-medicament entrance, 52-dosing
Pipe, 521-magnetic valve two, 522-agent outlet, 53-rubber piston, 531-rack, 54-stepper motor, 541- teeth
Wheel, 55-PLC control cabinet, 56-electromagnetic flowmeter, 57-circular nut
Embodiment
For ease of understanding, here in connection with Fig. 1-8, specific embodiment of the invention is made described further below：
The concrete composition part of the present invention, is divided into several big modules, including：It is flotation cell (10), rabbling mechanism (20), circulating
Foam scraping machine (11), quantitative remedy-adding system (50) are described in detail one by one below：
1st, rabbling mechanism
As Figure 1 and Figure 4, rabbling mechanism (20) is emphasis of the invention for its mechanism；This example is with a pair of rabbling mechanisms
(20) illustrate, i.e.,：Rabbling mechanism one (201) and rabbling mechanism two (202), rabbling mechanism (20) are arranged in parallel in the horizontal direction
Flotation cell (10) is internal；Rabbling mechanism one (201) includes rotating cylinder (22), and rotating cylinder (22) is provided at both ends with bearing one (213), bearing
Two (214), as shown in Figure 4；Rotating cylinder (22) left end is welded with drive shaft (212), drive shaft (212) by shaft coupling (211) with
Variable-frequency motor (21) connects；At work, variable-frequency motor (21) drives rotating cylinder (22) rotation, in addition, on rotating cylinder (22), from a left side
A pair just rotating impellers (232), counter-rotation type impellers (233) are at least disposed with to the right side；In the rotating cylinder (22) of rabbling mechanism two (202)
A pair of counter-rotation type impellers (233), just rotating impeller (232) are at least disposed with surface from left to right；Just rotating impeller (232) and
Counter-rotation type impeller (233) is welded by impeller (23), and dispersion hole (231), two impellers are offered on impeller (23)
(23) certain gap is left between；Uniform welding has branching block (222) on rotating cylinder (22) inwall, plays cutting ore pulp and medicine
The effect of agent, branching block (222) are a cube of tetrahedral structure, the most long stringcourse of branching block (222) and flow of slurry direction phase
To arrangement, branching block (222) arrangement and structural representation are as shown in Figure 6,7；First is uniformly offered on rotating cylinder (22) cylinder to go out
Material mouth (221)；Stirring sleeve (24) is installed outside rotating cylinder (22), stirring sleeve (24) is static, is not involved in rotary motion, institute
State stirring sleeve (24) and be provided at both ends with sealing ring (215), certain gap is left between rotating cylinder (22) and stirring sleeve (24)；
The second discharging opening (241) is uniformly offered in the downside of stirring sleeve (24) cylinder, along stirring sleeve (24) central shaft level side
The 3rd discharging opening (242) is offered to inner side.
When rotating cylinder (22) rotates at a high speed, the ore pulp between rotating cylinder (22) and stirring sleeve (24) in gap is got rid of injection
Come, negative pressure is formed in gap, by being arranged on air intake duct (40) air-breathing of stirring sleeve (24) right-hand member, air stream passes through impeller
(23) it is cut behind the gap between the dispersion hole on surface (231) and impeller (23) and is dispersed into small bubble, air intake duct
(40) tip height is higher than flotation cell (10) interior liquid level；When rotating cylinder (22) rotates, just rotating impeller (232) driving ore deposit
Starch and moved to counter-rotation type impeller (233), counter-rotation type impeller (233) drives ore pulp to be moved to just rotating impeller (232), two strands of ore pulps
Mutually collision, scattered, mineralising；Ore pulp is spouting by the second discharging opening (241) and the 3rd discharging opening (242), is covered in stirring
The underface of the second discharging opening (241) of cylinder (24) is mixed zone one (30), in (20) two stirring sleeves (24) of rabbling mechanism
The 3rd discharging opening (242) between region be mixed zone two (31)；Be provided with the outside of the rabbling mechanism (20) baffle plate one (13),
Baffle plate two (14), baffle plate one (13) are arranged vertically in flotation cell (10) with baffle plate two (14), and both ends are welded on cell body inwall
On；Structure of the present invention realizes the effect sized mixing at flotation cell (10) interior center.
2nd, quantitative remedy-adding system
As shown in Figure 1,3, quantitative remedy-adding system (50) is another emphasis of the invention to its structure；Quantitative remedy-adding system (50)
It is arranged on feeding pipe (25), including medicament barrel (51), chemical feed pipe (52), rubber piston (53), stepper motor (54), PLC control
Case (55) processed, electromagnetic flowmeter (56)；The agent outlet (522) of chemical feed pipe (52) bottom is built in the pipeline of feeding pipe (25)
Interior, export direction is consistent with flow of slurry direction；Magnetic valve two (521), chemical feed pipe (52) are mounted with the downside of chemical feed pipe (52)
Rubber piston (53) is internally provided with, rubber piston (53) is connected with rack (531), and stepper motor (54) passes through gear
(541) linked together with rack (531)；Equipped with the medicament modulated inside medicament barrel (51), staving bottom passes through pipeline
Linked together with chemical feed pipe (52), interface is medicament entrance (512), is magnetic valve one before medicament entrance (512)
(511)；Magnetic valve one (511), magnetic valve two (521), electromagnetic flowmeter (56), stepper motor (54) pass through wire and PLC
Control cabinet (55) links together；Specific work process is：Passed when electromagnetic flowmeter (56) measures instant mineral slurry flux data
It is defeated to arrive PLC control cabinet (55), after PLC control cabinet (55) is to data processing, control stepper motor (54) action, with certain speed
Rotate, drive gear bar (531) moves downward certain stroke, realizes quantitative dosing, and medicament is squeezed out by agent outlet (522)
Into in the pipeline of feeding pipe (25), now, PLC control cabinet (55) control magnetic valve two (521) is opened, magnetic valve one (511)
Close；When the medicament in chemical feed pipe (52) has all used, PLC control cabinet (55) control magnetic valve two (521) is closed, magnetic valve
One (511) are opened, and stepper motor (54) action drives rack (531) moves upwards, and medicament is extracted from medicament barrel (51) and is entered
Enter in chemical feed pipe (52), extract medicament process stepper motor (54) and be swift in motion；In addition, it is provided with ring on the downside of chemical feed pipe (52)
Shape nut (57), facilitate demolition, repair, replacement chemical feed pipe (52)；Feeding pipe (25) is arranged in bearing two (214), and outlet is deep
Enter into rotating cylinder (22), feeding pipe (25) other end is ore pulp import (101).
3rd, circulating foam scraping machine
As shown in Figure 1, 2, circulating foam scraping machine (11) is arranged at flotation cell (10) upper foam layer its structure, including
Rotary shaft (111), flexible conveyer belt (112), scraper plate (113), flexible conveyer belt (112) is installed in rotary shaft (111), it is vertical soft
Property conveyer belt (112) direction of motion be evenly arranged scraper plate (113), the arrow in Fig. 2 below circulating foam scraping machine (11) represents
The rotary motion direction of circulating foam scraping machine (11), foam rise to liquid level, are gathered in concentrate enrichment region (15), circulating to scrape
Bubble mechanism (11) rotary motion scrapes foam to the defoaming groove (12) of flotation cell (10) cell body top both sides；It is circulating to scrape bubble
Mechanism (11) can be achieved full groove face and scrape bubble；It is additionally provided with flotation cell (10) bottom parallel to the false bottom (16) of bottom land and positioned at vacation
Through hole (17) below bottom (16), slurry outlet (102) is additionally provided with flotation cell (10) side.
It is described further with reference to Fig. 1-8 pairs of courses of work of the invention：
When floatation equipment works, variable-frequency motor (21) connects drive shaft (212) by shaft coupling (211) and drives rotating cylinder
(22) rotate, ore pulp is fed from the ore pulp import (101) on right side, while is arranged at ore pulp import (101) place of feeding pipe (25)
There is quantitative remedy-adding system (50), in the case where pulp density is certain, electromagnetic flowmeter (56) measures mineral slurry flux data transfer
To PLC control cabinet (55), after PLC control cabinet (55) carries out data processing, stepper motor (54) implementation is acted, drive gear bar
(531) exercise certain stroke quantitative and add medicament, now, magnetic valve one (511) is closed during dosing, and magnetic valve two (521) is opened,
When medicament is aspirated from medicament barrel, magnetic valve two (521) is closed, and magnetic valve one (511) is opened；During suction, stepper motor (54)
It is agile quick；
Ore pulp and medicament are together added in rotating cylinder (22), by the branching block (222) in rotating cylinder (22) cut ore pulp and
Medicament stream realizes that mixed once stirs, dispersions；Rotating cylinder (22) interior space is limited, in ore pulp import (101) endlessly
In the case of feeding ore pulp, it is spouting from the first discharging opening (221) with ore pulp once to cut mixed medicament, realizes secondary
Collisional mixing；There is gap between rotating cylinder (22) and stirring sleeve (24), the second discharging opening is offered on stirring sleeve (24)
(241) and the 3rd discharging opening (242), under the high speed rotation of rotating cylinder (22), the ore pulp in gap is got rid of and injects flotation cell (10)
In, realization is got rid of three times penetrates mixing；Negative inspiratory pressure is formed in gap simultaneously, suction air, air stream quilt from air intake duct (40)
Slit cuts between dispersion hole (231) cutting and impeller (23) on impeller (23), it is scattered after into flotation cell (10)；
The just rotating impeller (232) being welded by impeller (23) and counter-rotation type impeller (233), impeller (23) are disposed with rotating cylinder (22)
Dispersion hole (231) on surface disperses ore pulp and air stream, mixing；Just rotating impeller (232) is by ore pulp to counter-rotation type impeller
(233) drive, and counter-rotation type impeller (233) driving ore pulp moves to just rotating impeller (232) place, two strands of ore pulps are moved with certain
It can mutually collide, shear, mineralising, realizing the effect of four mixing three-phases；In the horizontal direction, parallel arrangement another
Rabbling mechanism two (202) arranged for interval in rotating cylinder (22) relative position has just rotating impeller (232) and counter-rotation type impeller
(233), ore pulp goes out in the presence of just rotating impeller (232) and counter-rotation type impeller (233) from the second discharging opening (241) and the 3rd
Material mouth (242) is spouting, mixed zone two (31) is formed so between rabbling mechanism (20), in addition, in rabbling mechanism one
(201) with being mixed zone one (30) immediately below rabbling mechanism two (202)；Concentrate is adhered to microbubble surface and risen at liquid level,
Form stabilization has certain thickness froth bed, gathers in concentrate enrichment region (15), is scraped by circulating foam scraping machine (11)
To defoaming groove (12), mine tailing is discharged from slurry outlet (102), while through hole (17) the connection pumping ore pulp of cell body bottom is carried out
Circulate flotation again.
Whole equipment, which can be realized, does not need ore pulp pre-processing device, realizes that mineralization degree is high from sizing mixing；With operating efficiency
Height, easily observe groove face foam situation；Foam thickness, realize that full groove face scrapes bubble；Reasonable dosing, save the effect of medicament.
This specification is only that the preferred embodiment of the present invention is described, and not the scope of the present invention is limited
Fixed, on the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art make to technical scheme
Various modifications and improvement, it all should fall into the protection domain of claims of the present invention determination.
Claims (5)
- The integral type floatation equipment 1. a kind of quantitative dosing reverse agitating function center is sized mixing, including at least flotation cell (10), its feature exists In：At least provided with a pair of rabbling mechanisms (20), i.e. rabbling mechanism one (201) and rabbling mechanism two in the flotation cell (10) (202), the rabbling mechanism one (201) is arranged with rabbling mechanism two (202) horizontal parallel；The rabbling mechanism one (201) With rabbling mechanism two (202) by variable-frequency motor (21), rotating cylinder (22), impeller (23), stirring sleeve (24), feeding pipe (25) group Into；The variable-frequency motor (21) is connected by shaft coupling (211) with drive shaft (212), the drive shaft (212) and rotating cylinder (22) Weld together, rotating cylinder (22) both ends are provided with bearing one (213) and bearing two (214)；On rotating cylinder (22) inwall Be welded with branching block (222), the branching block (222) is a cube of tetrahedron, the most long stringcourse of the branching block (222) with Flow of slurry direction is positioned opposite；Some impellers (23) are welded with rotating cylinder (22) outer wall, are left between impeller (23) certain Gap, offer dispersion hole (231) on the impeller (23), the impeller (23) is with just rotating impeller (232) and counter-rotation type Impeller (233) structure is arranged on rotating cylinder (22) outer surface, and the just rotating impeller (232) and counter-rotation type impeller (233) are staggeredly Arrangement；The first discharging opening (221) for being uniformly distributed in cylinder, the rabbling mechanism one (201) are offered on the rotating cylinder (22) With rabbling mechanism two (202) in the same position of rotating cylinder (22) surface the just rotating impeller (232) of interlaced arrangement and counter-rotation type impeller (233)；The rotating cylinder (22) is externally-arranged with stirring sleeve (24), and it is outside not that the stirring sleeve (24) is fixed on rotating cylinder (22) Rotary motion is participated in, has certain gap, the stirring sleeve (24) two between the stirring sleeve (24) and rotating cylinder (22) End is provided with sealing ring (215), and the lower side of the stirring sleeve (24) uniformly offers the second discharging opening (241), along stirring The 3rd discharging opening (242) is offered on the inside of sleeve (24) central shaft horizontal direction；The other end of the stirring sleeve (24) is set There is air intake duct (40), the air intake duct (40) is arranged at the gap port between stirring sleeve (24) and rotating cylinder (22), port Sealing, the entrance top of the air intake duct (40) are connected higher than the liquid level in flotation cell (10) and with air；The rotating cylinder (22) The other end is provided with feeding pipe (25), and the feeding pipe (25) is nested in bearing two (214)；Set on the feeding pipe (25) There is quantitative remedy-adding system (50)；Ore pulp import (101) and slurry outlet (102) should be also provided with the flotation cell (10).
- The integral type floatation equipment 2. a kind of quantitative dosing reverse agitating function center according to claim 1 is sized mixing, its feature exist In：The quantitative remedy-adding system (50) is by medicament barrel (51), chemical feed pipe (52), rubber piston (53), stepper motor (54), PLC Control cabinet (55), electromagnetic flowmeter (56), circular nut (57) composition；The bottom of the medicament barrel (51) is connected by pipeline with chemical feed pipe (52) downside, the chemical feed pipe (52) and medicament barrel (51) pipeline connecting place is medicament entrance (512), and magnetic valve one (511) is provided with before the medicament entrance (512)；It is described to add Magnetic valve two (521) is provided with the downside of pencil (52), it is medicine that it is internal, which to be arranged on feeding pipe (25), for the outlet of the chemical feed pipe (52) Agent exports (522), and the magnetic valve two (521) is arranged on the downside of chemical feed pipe (52) to the pipeline between agent outlet (522), Agent outlet (522) direction flows to identical with ore pulp；The chemical feed pipe (52) is made by colourless transparent resin glass, Scale is carved with chemical feed pipe (52) outer wall, the positioned inside of the chemical feed pipe (52) has rubber piston (53), the rubber Piston (53) is connected with rack (531), and the rack (531) is closely pasted with stepper motor (54) by gear (541) It is combined, the gear (541) is arranged on stepper motor (54).
- The integral type floatation equipment 3. a kind of quantitative dosing reverse agitating function center according to claim 2 is sized mixing, its feature exist In：The electromagnetic flowmeter (56) is placed on feeding pipe (25), positioned at ore pulp import (101) place, the electromagnetic flowmeter (56) it is arranged in before agent outlet (522), the electromagnetic flowmeter (56), stepper motor (54), magnetic valve one (511), electricity Magnet valve two (521) is connected by wire with PLC control cabinet (55), the electromagnetic flowmeter (56), stepper motor (54), magnetic valve It is that the relation mutually to cooperate is realized by PLC control cabinet (55) between one (511), magnetic valve two (521)；The annular spiral shell Cap (57) is placed in the lower end of chemical feed pipe (52).
- The integral type floatation equipment 4. a kind of quantitative dosing reverse agitating function center according to claim 1 is sized mixing, its feature exist In：Circulating foam scraping machine (11) is additionally provided with the upside of the flotation cell (10), the circulating foam scraping machine (11) is by revolving Rotating shaft (111), flexible transport band (112), scraper plate (113) composition.
- The integral type floatation equipment 5. a kind of quantitative dosing reverse agitating function center according to claim 4 is sized mixing, its feature exist In：The circulating foam scraping machine (11) is placed in flotation cell (10) cell body top, and the circulating foam scraping machine (11) is in transport Banded structure, the flexible transport band (112) are in closed loop structure, are nested in rotary shaft (111), the flexible transport band (112) outer surface is disposed with scraper plate (113), the direction of action of the vertical flexible transport band (112) of plate face of scraper plate (113)；Institute State circulating foam scraping machine (11) side and be provided with defoaming groove (12), the defoaming groove (12) is placed in the two of flotation cell (10) body Side is connected with cell body outer wall, is concentrate enrichment region (15) below the circulating foam scraping machine (11)；The pair of mixer Baffle plate one (13) and baffle plate two (14) are provided with the outside of structure (20), the baffle plate one (13) and baffle plate two (14) are located at flotation cell (10) in, the baffle plate one (13) is arranged vertically with baffle plate two (14), the baffle plate one (13) and baffle plate two (14) and cell body two Side inwall welds together and top is less than the height of circulating foam scraping machine (11)；The rabbling mechanism one (101) and stirring The bottom of mechanism two (102) is mixed zone one (30), is mixed between the rabbling mechanism one (101) and rabbling mechanism two (102) Close area two (31)；Rabbling mechanism (20) arranged beneath has false bottom (16) and the through hole (17) below false bottom (16), institute It is parallel with flotation cell body (10) bottom to state false bottom (16), the through hole (17) circulates ore pulp through piping and ore deposit by pumping Slurry inlet (101) is connected.
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| CN106621868A (en) * | 2016-12-30 | 2017-05-10 | 佛山市绿建环保科技有限公司 | Reflux stirrer for preparing mud treatment agent |
| CN106669983A (en) * | 2017-02-27 | 2017-05-17 | 中国矿业大学 | Flotation reagent moving intelligent adding system for coal flotation coal preparation process |
| CN108423942B (en) * | 2018-04-17 | 2020-09-04 | 北京夏都水利工程有限公司 | Domestic wastewater treatment equipment |
| CN109499778B (en) * | 2018-11-06 | 2020-11-20 | 山东物华天宝矿业集团有限公司 | Nonferrous metal mine flotation equipment |
| CN109499774B (en) * | 2018-11-06 | 2020-11-20 | 山东物华天宝矿业集团有限公司 | Nonferrous metal mine flotation process |
| CN109772026A (en) * | 2019-03-13 | 2019-05-21 | 中国矿业大学 | A kind of coal slime filter aid chemicals dosing plant |
| CN110000009B (en) * | 2019-05-08 | 2019-11-15 | 东阳东进电子科技有限公司 | A kind of screening installation of iron ore associated minerals |
| CN112934050A (en) * | 2021-01-27 | 2021-06-11 | 闽江学院 | Fluorescent fiber color development ratio debugging device for anti-counterfeiting mark |
| CN113102116B (en) * | 2021-04-13 | 2022-12-09 | 高安东瓯新材料有限公司 | Tailing is redeveloped and is utilized stirring formula flotation device |
| CN117816382B (en) * | 2024-03-06 | 2024-04-30 | 山东山控信息科技有限公司 | Flotation dosing control system and coal dressing flotation device applying same |
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| UA76328C2 (en) * | 2004-10-04 | 2006-07-17 | Oleh Osmanovych Sadlaiev | A device for withdrawing flotation products |
| CN201862462U (en) * | 2010-06-13 | 2011-06-15 | 中国铝业股份有限公司 | Vertical screw-stirring ore-grinding and floating integrated device |
| CN102371213A (en) * | 2011-10-21 | 2012-03-14 | 贵州大学 | Continuous type constant-temperature and constant-flow dosing method and device |
| CN203525591U (en) * | 2013-10-15 | 2014-04-09 | 江苏朝阳液压机械集团有限公司 | Spiral stirrer |
| AT515652B1 (en) * | 2014-03-13 | 2017-11-15 | Ginzler Stahl- U Anlagenbau Gmbh | Device for the removal of scum |
| CN203842716U (en) * | 2014-05-06 | 2014-09-24 | 福建锦兴环保科技有限公司 | Segmented density floater |
| CN104148194B (en) * | 2014-07-25 | 2017-01-25 | 新沂市晶润石英材料有限公司 | High-purity quartz sand flotation machine |
| CN204247386U (en) * | 2014-10-10 | 2015-04-08 | 重庆永润新材料有限公司 | New type agitation ore floatation machine |
| CN204522811U (en) * | 2015-03-23 | 2015-08-05 | 上海德瑾绿水科技有限公司 | Changing food waste complete biodegradable eliminates special double worm mixer |
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