CN108435411A - Water mixes mineral aggregate pipe magnetic separator gold classifier - Google Patents
Water mixes mineral aggregate pipe magnetic separator gold classifier Download PDFInfo
- Publication number
- CN108435411A CN108435411A CN201810461679.2A CN201810461679A CN108435411A CN 108435411 A CN108435411 A CN 108435411A CN 201810461679 A CN201810461679 A CN 201810461679A CN 108435411 A CN108435411 A CN 108435411A
- Authority
- CN
- China
- Prior art keywords
- pipe
- magnetic separator
- magnet
- magnetic field
- mineral aggregate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
- B03C1/12—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with magnets moving during operation; with movable pole pieces
Abstract
The present invention is a kind of mixed mineral aggregate rotary permanent-magnet cylinder gold classifier of water, is related to metallic ore and selects machine.In order to overcome the shortcomings of existing ore-dressing technique, using eddy current principle, rotary magnet generates variation magnetic field, acts on metallic particles, do centrifugal movement, detached from ore in sand form.Technical points：Be provided on the inner wall of separating pipe it is multiple lead golden slot, the centre of separating pipe is provided with sealing drum, in sealing drum, it is provided with pipe magnetic separator and motor, the output axis connection in the pipe magnetic separator lower end center of circle and motor, wherein the alternating magnetic field permanent magnet that pipe magnetic separator 1 is made of many pieces of magnet arrays.Advantage is：The electromagnetic force that rotary permanent-magnet cylinder generates acts only on the metallic particles in the mixed mineral aggregate of water, it hardly acts on water and mixes mineral aggregate, it is clear to screen object, the metallic particles such as the gold and silver filtered out continuously can stay Jin Guanzhong from leading golden slot and be flowed into, since output power does not mix mineral aggregate effect with a large amount of water, mineral aggregate flow can not pollute environment with smaller completely with bigger, energy consumption.
Description
Technical field
The present invention relates to a kind of metallic ores to select machine, generates continually changing magnetic field especially with rotary permanent-magnet cylinder to select
Sieve the machine that water mixes mineral aggregate.
Background technology
In existing gold ore, using it is more be gravity separation method, the characteristics of floatation, extraction of gold by cyanidation, gravity separation method is profit
It is distinguish sieve not with the proportion difference of gold with ore in sand form, but only 7 times of the proportion maximum of the two, when sandstone has wrapped up small gold
Grain, gravity separation method is not just easily distinguishable, and sieve is other, and other elemental metals such as elemental silver and elemental copper also mostly use floatation and cyaniding,
Floatation and extraction of gold by cyanidation technique are extremely serious to the pollution of environment, especially a large amount of existing tailing problem in China, both unrestrained
Take part resource, and polluted environment.Due to the above-mentioned prior art, either gravity separation method or floatation, in choosing gold
In the process, it is necessary to which the useless mineral aggregate and water that account for most quality are participated, a large amount of mineral aggregate and water long period
Stacking is handled simultaneously in a device, is limited by this, prior art device is bulky, but treating capacity is not high, an equipment day
Treating capacity kiloton just prodigious output at last.
The granted patent of the present inventor：Rotary permanent-magnet cylinder gold classifier (ZL201721024615.3), the technology taken
Scheme：Including pipe magnetic separator, isolating cylinder, motor, golden slot, funnel, drift sand paulin, tripod, drift sand channel, electromechanical characteristics is stayed to exist
In：In isolating cylinder, from top to bottom, it is provided with pipe magnetic separator and motor, the output shaft company in the pipe magnetic separator lower end center of circle and motor
It connects, isolating cylinder outer circumference surface and to stay in golden slot be drift sand channel between envelope surface is provided with funnel, isolating cylinder at drift sand channel entrance
Lower end setting is provided with drift sand paulin above tripod, is connected under isolating cylinder and encloses place there are four tripod.When work, motor is connected
Power supply, pipe magnetic separator rotation generate variation magnetic field, and at this moment, the vertical current from funnel enters drift sand and leads to gold and silver ore in sand form for conveyer belt above
The grains of sand of road, gold and silver particle and package gold and silver particle will be done CENTRIFUGAL ACCELERATING movement, variable grain situation by electromagnetic force
Gold and silver will fall into the staying in golden slot of different location successively, and the grains of sand without gold and silver are under gravity, directly vertical
It flows down, following conveyer belt is flowed to along drift sand paulin, is carried away.
The art solutions are golden mainly for the choosing of dry sand mine, and can only vertically put, but significant portion in practice
It is that water mixes mineral aggregate, and needs traverse, tiltedly puts.
Invention content
In order to overcome the shortcomings of existing ore-dressing technique, the rate of recovery of metallic particles is improved, day output, needle of the present invention are improved
Mineral aggregate is mixed to water, using eddy current principle, rotary magnet generates continually changing high-frequency alternating magnetic field, acts on metallic particles,
Make to generate eddy current inside metallic particles, is acted on by high-frequency alternating magnetic field, do centrifugal movement, detached from ore in sand form, fallen into and lead gold
In slot.
To achieve the above object, the technical solution used in the present invention：Including pipe magnetic separator, sealing drum, motor, lead gold
Slot, separating pipe, electromechanical characteristics are：It is provided with one or more on the inner wall of separating pipe and leads golden slot, in the sky of separating pipe
Chamber middle section is provided with sealing drum, and sealing drum outer circumference surface is runner with the gap for detaching between inside pipe wall, water mix mineral aggregate by
This is flowed through, and in sealing drum, from top to bottom, is provided with pipe magnetic separator and motor, the output in the pipe magnetic separator lower end center of circle and motor
Axis connection.Wherein, pipe magnetic separator 1 is made of several pieces of radial magnet arrangements, the alternating magnetic field being connected on cylinder outer surface
Permanent magnet or a monoblock have the permanent magnet of alternating magnetic field, and the magnetic field of each block of magnet on 1 periphery of pipe magnetic separator is put
Direction is all radial, and each block of adjacent magnet on rotation round, magnetic direction is all on the contrary, the magnetic field of one block of magnet
Placing direction is radial N-S, then the magnetic field placing direction of magnet adjacent on circumference is then radial S-N.When work, motor connects
Energization source, pipe magnetic separator rotation generate continually changing high-frequency alternating magnetic field, and separating pipe, metal are flowed into from import when water mixes mineral aggregate
The grains of sand of grain and coated metal particle will be acted on by variation magnetic field, and eddy current, eddy current are generated inside metallic particles
It is the closed circuit of conductor, there is magnetic field, by the high-frequency alternating magnetic field repulsive interaction that rotary permanent-magnet cylinder generates, does centrifugation and cut
It to movement, is detached from ore in sand form, into golden slot is led, stays golden pipe from golden slot outlet inflow is led, stay golden pipe to be provided with and golden pipe is stayed to export,
Other savings equipment storages can be flowed into, or flow directly into second level gold classifier, progress is selected again, and is largely free of metal
The water of grain mixes the hardly magnetic field force induced effect of mineral aggregate, just directly falls from outlet drain.
Although the technical program is mainly used in the water containing metallic particles and mixes mineral aggregate, but the iron ore in water mixes mineral aggregate
Particle, such as magnetite ore particles, bloodstone particle etc. can be screened by this gold classifier, that is to say, that the present invention can answer
For the screening of iron ore, principle is consistent with the screening of metallic particles, and iron ore particle itself has magnetic field, with metallic particles
The eddy current magnetic field that inside generates is the same, can all be accelerated by the variation magnetic field of rotary permanent-magnet cylinder, do centrifugal movement, from ore in sand form
Middle separation.
The motor can be substituted under conditions of electric power does not have using other dynamical systems.
The metallic particles refers to nature simple substance or alloying metal particle, and particle diameter is less than 2 millimeters.
The strip sheet led golden slot and be stationarily connected on separation inside pipe wall, length direction can be parallel to flowing
Direction, or tilt certain angle, described to lead golden slot can also be the groove detached on inside pipe wall, and length direction can be with
It is parallel to flow direction, or tilts certain angle, golden slot bottom is led and leads golden slot outlet, lead golden slot outlet annular
Stay golden pipe.
The ring-type stays golden pipe, exit that can be communicated with second level gold classifier.
Second technical solution that the present invention is taken：Including pipe magnetic separator, sealing drum, motor, golden slot, separating pipe are led,
Its electromechanical characteristics is：Separating pipe is in truncated cone-shaped, and the bottom tail end in separating pipe is connected with a circle ring piece shape and leads golden slot, leads gold
Slot, which is communicated with, leads golden slot outlet, among the cavity of separating pipe, is provided with the sealing drum in truncated cone-shaped, sealing drum outer circumference surface
It is runner with the gap detached between inside pipe wall, water mixes mineral aggregate and thus flows through, and in sealing drum, is provided with the permanent magnetism in truncated cone-shaped
Cylinder and motor, the output axis connection in the pipe magnetic separator lower end center of circle and motor, wherein the pipe magnetic separator of truncated cone-shaped is by several pieces of diameters
It is formed to magnet array, the alternating magnetic field permanent magnet being connected on platform shape cylinder outer surface, or make a monoblock there is friendship
The truncated cone-shaped permanent magnet of varying magnetic field, the pipe magnetic separator are in truncated cone-shaped, the magnetic field of each block of magnet on 1 periphery of pipe magnetic separator
Placing direction, is all radial, each block of adjacent magnet on rotation round, and magnetic direction is all on the contrary, one block of magnet
Magnetic field placing direction is radial N-S, then the magnetic field placing direction of magnet adjacent on circumference is then radial S-N.It is electronic when work
Machine powers on, and pipe magnetic separator rotation generates continually changing high-frequency alternating magnetic field, and separating pipe, gold are flowed into from import when water mixes mineral aggregate
The grains of sand of metal particles and coated metal particle will be acted on by variation magnetic field, and eddy current, whirlpool are generated inside metallic particles
Electric current is the closed circuit of conductor, have magnetic field, by rotary permanent-magnet cylinder generate high-frequency alternating magnetic field repulsive interaction, do from
Heart tangential motion, detaches from ore in sand form, into golden slot is led, flows into other savings equipment storages from golden slot outlet is led, or straight
It connects and flows into second level gold classifier, progress is selected again, and the water of a large amount of not containing metal particles mixes the hardly magnetic field force induced work of mineral aggregate
With just directly falling from outlet drain.
Although the technical program is mainly used in the water containing metallic particles and mixes mineral aggregate, but the iron ore in water mixes mineral aggregate
Particle, such as magnetite ore particles, bloodstone particle etc. can be screened by this gold classifier, that is to say, that the present invention can answer
For the screening of iron ore, principle is consistent with the screening of metallic particles, and iron ore particle itself has magnetic field, with metallic particles
The eddy current magnetic field that inside generates is the same, can all be accelerated by the variation magnetic field of rotary permanent-magnet cylinder, do centrifugal movement, from ore in sand form
Middle separation.
The motor can be substituted under conditions of electric power does not have using other dynamical systems.
The metallic particles refers to nature simple substance or alloying metal particle, and particle diameter is less than 2 millimeters.
The beneficial effects of the invention are as follows：The conductivity of the metallic particles such as gold and silver is 100,000,000 times for main mineral aggregate with quartz sand,
The variation magnetic field that rotary permanent-magnet cylinder generates acts only on the metallic particles such as the gold and silver that water mixes in mineral aggregate, and it is mixed hardly to act on water
Mineral aggregate, screening object is clear, and the rate of recovery of metallic particles can be with higher, and the metallic particles such as gold and silver filtered out can be successive
Ground is from golden slot outflow is led, and since output power does not mix mineral aggregate effect with a large amount of water, water mixes the flow of mineral aggregate without being bound by choosing gold
The limitation of technology, without stopping in gold classifier pipeline so that water mix mineral aggregate flow can with bigger, energy consumption can with smaller, also because
This, various metal tailings that can be not high to grade carry out it is selected again, these be it is existing select gold process that can not compare, to ring
It does not pollute completely in border.This gold classifier can be put according to physical condition, not limited by environmental condition.
Description of the drawings
Fig. 1 is that there is the water for leading golden slot of multiple strip sheets to mix mineral aggregate pipe magnetic separator gold classifier structure chart.
Fig. 2 is that the water that there are multiple spills to stay golden slot mixes mineral aggregate pipe magnetic separator gold classifier structure chart.
Fig. 3 is the schematic cross-section that there is the water for leading golden slot of multiple strip sheets to mix mineral aggregate pipe magnetic separator gold classifier.
Fig. 4 is the schematic cross-section that there are multiple spills the water of golden slot to be stayed to mix mineral aggregate pipe magnetic separator gold classifier.
Fig. 5 is a kind of structure chart of the mixed mineral aggregate pipe magnetic separator gold classifier of the water for leading golden slot of truncated cone-shaped.
Fig. 6 be truncated cone-shaped water mix mineral aggregate pipe magnetic separator gold classifier lead golden slot cross-section schematic diagram.
Specific implementation mode
Implementation column 1, as shown in Figure 1 and Figure 3：On the inner wall periphery of separating pipe 5, it is fixedly installed eight strips
Sheet leads golden slot 4, and length direction can be parallel to the flow direction in separating pipe 5, or the centrifugation along metallic particles
Tangential direction tilts certain angle, flow direction of the centrifugation tangential direction in separating pipe 5, with the stream in separating pipe 5
On the basis of dynamic direction, inclination angle is advisable with 30 degree to 45 degree, and such angle of inclination is conducive to magnetic field force and metallic particles is pushed to exist
The flowing in golden slot 4 is led, the golden slot 4 of leading of these strip sheets in the direction of the width can be in oblique angle, and oblique angle is along metallic particles
Tangential direction is centrifuged, bevel slot has better water conservancy diversion effect than vertical straight groove, and the metallic particles for centrifuging tangential motion can be suitable
It oblique angle to move in leading golden slot 4, in the endpiece for leading golden slot 4, leads golden slot 4 and gradually taper up into tubule 42, the connection of 42 tail end of tubule
Golden slot outlet 41 is led in 5 tail portion of separating pipe, and it is the pore opened on 5 tail portion tube wall of separating pipe to lead golden slot outlet 41, or leads golden slot 4
The extension of 42 tail end of tubule, wall-through and the outlet that goes out, the metallic particles separated from separating pipe 5 just go out therefrom.
The tail portion of separating pipe 5 is provided with a ring shape and stays golden pipe 6, golden pipe 6 is stayed to be integrally fixed on 5 tail portion outer wall of separating pipe
A circle circulating line, the one side of inside is connected to all golden slot outlets 41 of leading, stays to be provided at the one of golden pipe 6 and golden pipe is stayed to go out
Mouth 61 can be connected to other savings equipment, or directly be connected to second level gold classifier.By the metallic particles of magnetic fields, do
Tangential motion is centrifuged, certainly will enter and lead in golden slot 4, into the metallic particles led in golden slot 4, tubule is flowed into along water (flow) direction
42, and from tubule 42 and golden 41 outflow of slot outlet is led, it is stayed in golden pipe 6 with regard to flowing into, stays golden pipe 6 that can be connected to it according to actual demand
Its savings equipment carries out selected again alternatively, second level gold classifier can be directly connected to.This gold classifier can be according to physical condition
Put, traverse, uprightly, tiltedly put can, the holder of this gold classifier should also be as being designed according to display case, not fix shape
Formula.Separating pipe 5 and golden slot 4 is led, and the material of golden pipe 6 is stayed mainly to be advisable using nonconducting plastics.
In the inside of separating pipe 5, the middle section of certain interval is separated by with 5 inner wall of separating pipe, is provided with cylindrical shape sealing
Cylinder 3, the gap between 5 inner wall of 3 outer circumference surface of sealing drum and separating pipe are exactly runner, and water mixes mineral aggregate and just thus flows through, separating pipe 5
Gap between sealing drum 3 is bigger, then water mix mineral aggregate flow it is bigger, but gap no more than magnetic field force it is effective away from
Operating distance from, it is well known that common ndfeb magnet is if it exceeds magnet thickness itself, magnetic force fall sharply terribly, therefore,
Gap between separating pipe 5 and sealing drum 3 is advisable with the thickness no more than ndfeb magnet, and the material of sealing drum 3 mainly uses
Nonconducting carbon fiber or plastic barrel, under the requirement for meeting hydraulic pressure intensity, thickness is thin as possible, to reduce the damage of magnetic flux
It loses, the vapour that cannot absolutely intake is required in sealing drum 3.
In cylindrical shape sealing drum 3, from top to bottom, be provided with pipe magnetic separator 1 and motor 2, pipe magnetic separator 1 in sealing drum 3
Air gap between wall is small as possible, also for the loss for reducing magnetic flux, in the 3 upper end center of circle of sealing drum, is provided with and fixes not
Dynamic fixing axle 31,1 upper end circle centre position of pipe magnetic separator are then provided with bearing and fixing axle 31 and coordinate, lower end circle centre position, have notch with
The output shaft of motor 2 is connected, in this way, motor 2 rotates, pipe magnetic separator 1 also rotates therewith.
Pipe magnetic separator 1 is rearranged by several pieces of radial ndfeb magnets, each block of neodymium iron on 1 periphery of pipe magnetic separator
The magnetic field placing direction of boron magnets is all radial, i.e., magnetic direction is directed toward the center of circle of pipe magnetic separator 1, and each piece of ndfeb magnet is solid
Fixed or magnetic is on iron sheet cylindrical barrel outer surface, a pipe magnetic separator 1 of composition, is laid out as not only changing magnetic field, it is desirable that
The each piece of adjacent ndfeb magnet on rotation round, magnetic direction must be opposite, that is, when one piece of ndfeb magnet
Magnetic field placing direction is radial N-S, then the magnetic field placing direction of ndfeb magnet adjacent along rotation round must be radial
S-N, in this way, as shown in fig. 1, it can be seen that magnetic pole of these ndfeb magnets on circumferential outer surface is-N-S-N-S- shapes
Formula arranges.Magnet size shown in Fig. 1 is not true dimension scale, and actual magnet size is much smaller, in this way
The variation magnetic field frequency of generation is just big, is suitable for acting on small metallic particles.
Motor 2 generally uses high-speed motor, and common three phase alternating current motor, the rotating speed of motor 2 can also be used to get over
Soon, the frequency of variation magnetic field is higher, and the current vortex generated inside metallic particles is stronger, and metallic particles is by magnetic fields
Power is also bigger.Such as：It is one meter to design 1 circle diameter of pipe magnetic separator, 100 blocks of magnet of every meter of setting on circumference, using per second five
Ten turns of common three phase alternating current motors, the alternating magnetic field frequency generated is exactly 15,700 hertz.If designing neodymium iron boron
Magnet thickness is one centimetre, and the gap between separating pipe 5 and sealing drum 3 may be designed in one centimetre, then the import of separating pipe 5
It is exactly three square decimeters or so with discharge area, if the flow velocity in separating pipe 5 that water mixes mineral aggregate is a metre per second (m/s), water
Flow can reach more than 100 tons to mixed mineral aggregate per hour.
It should be noted that being laid out how many blocks of magnet and motor 2 on the circumferential size and circumference of pipe magnetic separator 1
Rotating speed, these do not have specific data demand, and the basic function requirement that mineral aggregate pipe magnetic separator gold classifier is mixed to water is at least to reach
500 hertz of high-frequency alternating magnetic field, just can be with the metallic particles of sort out granular-grade, and the circumferential size of pipe magnetic separator 1 is big, on circumference
It can be laid out that magnet piece is more, the rotating speed of motor 2 is faster, and the variation magnetic field frequency of generation is higher, and metallic particles is by magnetic
Field action power is also bigger, and the speed of metallic particles separation is faster, conversely, then the speed of metallic particles separation is slower.
When work, the nozzle that 5 import 51 of separating pipe mixes mineral aggregate material source with water will stay golden pipe outlet 61 to be placed in advance to connecting
Lower is connected to other savings equipment, or is directly connected to second level gold classifier, stays golden pipe outlet 61 to be placed in lower and is easy for staying gold
Metallic particles in pipe 6 flows under gravity, is unlikely to block.After this, motor 2 powers on, and pipe magnetic separator 1 revolves
It changes the line of production magnetizing field of changing, is flowed into separating pipe 5 from import 51 when water mixes mineral aggregate, the grains of sand of metallic particles and coated metal particle,
It will be acted on by from 1 variation magnetic field of rotary permanent-magnet cylinder, generate eddy current inside metallic particles, magnetic field force induced effect,
Centrifugation tangential motion is done, mixes in mineral aggregate and detaches from water, into leading golden slot 4, and along water (flow) direction, from golden slot outlet 41 is led, just
Inflow is stayed in golden pipe 6, and after staying the fine fodder in golden pipe 6 to fill, fine fodder flows into other savings equipment and deposit from golden 61 outflow of pipe outlet is stayed
Put, or flow directly into second level gold classifier, carry out it is selected again, and the water of a large amount of not containing metal particle mix mineral aggregate hardly by
Magnetic field force effect is just directly discharged from outlet 52 without stopping in gold classifier pipeline.
Implementation column 2, as shown in figs. 2 and 4：On the inner wall periphery of separating pipe 5, eight are provided with along flow direction
Groove type leads golden slot 4, and groove length direction can be parallel to flow direction, can also along metallic particles centrifugation it is tangential
Direction tilts certain angle, flow direction of the centrifugation tangential direction in separating pipe 5, with the flowing side in separating pipe 5
On the basis of, inclination angle is advisable with 30 degree to 45 degree, and such angle of inclination is conducive to magnetic field force and metallic particles is pushed to lead gold
The golden slot 4 of leading of flowing in slot 4, these groove types in the direction of the width can be in oblique angle, and oblique angle is cut along the centrifugation of metallic particles
To direction, oblique angle connected in star has better water conservancy diversion effect than vertical connected in star, and the metallic particles for doing centrifugation tangential motion can be suitable
It oblique angle to move in spill leads golden slot 4, leads golden slot outlet 41 in 5 tail portion of tail end connection separating pipe for leading golden slot 4, lead golden slot
Outlet 41 is the pore opened on 5 tail portion tube wall of separating pipe, and the metallic particles separated from separating pipe 5 just goes out therefrom.
The tail portion of separating pipe 5 is provided with a ring shape and stays golden pipe 6, golden pipe 6 is stayed to be integrally fixed on 5 tail portion outer wall of separating pipe
A circle circulating line, the one side of inside is connected to all golden slot outlets 41 of leading, stays to be provided at the one of golden pipe 6 and golden pipe is stayed to go out
Mouth 61 can be connected to other savings equipment, or directly be connected to second level gold classifier.By the metallic particles of magnetic fields, do
Tangential motion is centrifuged, certainly will enter and lead in golden slot 4, into the metallic particles led in golden slot 4, golden pipe is stayed along water (flow) direction inflow
It in 6, stays golden pipe 6 that can be connected to other savings equipment according to actual demand, alternatively, second level gold classifier can be directly connected to, carries out
It is selected again.This gold classifier can be put according to physical condition, traverse, uprightly, tiltedly put can, the holder of this gold classifier is also answered
It is designed when according to display case, without fixed form.Separating pipe 5 and golden slot 4 is led, and the material of golden pipe 6 is stayed mainly to use
Nonconducting plastics are advisable.
In the inside of separating pipe 5, the middle section of certain interval is separated by with 5 inner wall of separating pipe, is provided with cylindrical shape sealing
Cylinder 3, the gap between 5 inner wall of 3 outer circumference surface of sealing drum and separating pipe are exactly runner, and water mixes mineral aggregate and just thus flows through, separating pipe 5
Gap between sealing drum 3 is bigger, then water mix mineral aggregate flow it is bigger, but gap no more than magnetic field force it is effective away from
Operating distance from, it is well known that common ndfeb magnet is if it exceeds magnet thickness itself, magnetic force fall sharply terribly, therefore,
Gap between separating pipe 5 and sealing drum 3 is advisable with the thickness no more than ndfeb magnet, and the material of sealing drum 3 mainly uses
Nonconducting carbon fiber or plastic barrel, under the requirement for meeting hydraulic pressure intensity, thickness is thin as possible, to reduce the damage of magnetic flux
It loses, the vapour that cannot absolutely intake is required in sealing drum 3.
In cylindrical shape sealing drum 3, from top to bottom, be provided with pipe magnetic separator 1 and motor 2, pipe magnetic separator 1 in sealing drum 3
Air gap between wall is small as possible, also for the loss for reducing magnetic flux, in the 3 upper end center of circle of sealing drum, is provided with and fixes not
Dynamic fixing axle 31,1 upper end circle centre position of pipe magnetic separator are then provided with bearing and fixing axle 31 and coordinate, lower end circle centre position, have notch with
The output shaft of motor 2 is connected, in this way, motor 2 rotates, pipe magnetic separator 1 also rotates therewith.
Pipe magnetic separator 1 is rearranged by several pieces of radial ndfeb magnets, each block of neodymium iron on 1 periphery of pipe magnetic separator
The magnetic field placing direction of boron magnets is all radial, i.e., magnetic direction is directed toward the center of circle of pipe magnetic separator 1, and each piece of ndfeb magnet is solid
Fixed or magnetic forms a pipe magnetic separator 1 on iron sheet cylindrical barrel outer surface, is laid out as not only changing magnetic field, it is desirable that edge
Each piece of adjacent ndfeb magnet on rotation round, magnetic direction must be opposite, that is, when the magnetic of one piece of ndfeb magnet
Field placing direction is radial N-S, then the magnetic field placing direction of ndfeb magnet adjacent along rotation round must be radial S-
N, in this way, as shown in Figure 2, it can be seen that magnetic pole of these ndfeb magnets on circumferential outer surface is-N-S-N-S- forms
Arrangement.Magnet size shown in Fig. 2 is not true dimension scale, and actual magnet size is much smaller, and is produced in this way
Raw variation magnetic field frequency is just big, is suitable for acting on small metallic particles.
Motor 2 generally uses high-speed motor, or uses common three phase alternating current motor, and the rotating speed of motor 2 is faster,
The frequency of variation magnetic field is higher, and the current vortex generated inside metallic particles is stronger, and metallic particles is by magnetic force
Also bigger.Such as：It is one meter to design 1 circle diameter of pipe magnetic separator, 100 blocks of magnet of every meter of setting on circumference, using per second 50
Turn common three phase alternating current motor, the alternating magnetic field frequency generated is exactly 15,700 hertz.If designing neodymium-iron-boron
Iron thickness be one centimetre, the gap between separating pipe 5 and sealing drum 3 may be designed in one centimetre, then the import of separating pipe 5 and
Discharge area is exactly three square decimeters or so, if the flow velocity in separating pipe 5 that water mixes mineral aggregate is a metre per second (m/s), water is mixed
Flow can reach more than 100 tons to mineral aggregate per hour.
It should be noted that being laid out how many blocks of magnet and motor 2 on the circumferential size and circumference of pipe magnetic separator 1
Rotating speed, these do not have specific data demand, and the requirement that mineral aggregate pipe magnetic separator gold classifier basic function is mixed to water is at least to reach
500 hertz of high-frequency alternating magnetic field, just can be with the metallic particles of sort out granular-grade, and the circumferential size of pipe magnetic separator 1 is big, on circumference
It can be laid out that magnet piece is more, the rotating speed of motor 2 is faster, and the variation magnetic field frequency of generation is higher, and metallic particles is by magnetic
Field action power is also bigger, and the speed of metallic particles separation is faster, conversely, then the speed of metallic particles separation is slower.
When work, the nozzle that 5 import 51 of separating pipe mixes mineral aggregate material source with water will stay golden pipe outlet 61 to be placed in advance to connecting
Lower is connected to other savings equipment, or is directly connected to second level gold classifier, stays golden pipe outlet 61 to be placed in lower and is easy for staying gold
Metallic particles in pipe 6 flows under gravity, is unlikely to block.After this, motor 2 powers on, and pipe magnetic separator 1 revolves
It changes the line of production magnetizing field of changing, is flowed into separating pipe 5 from import 51 when water mixes mineral aggregate, the grains of sand of metallic particles and coated metal particle,
It will be acted on by from 1 variation magnetic field of rotary permanent-magnet cylinder, generate eddy current inside metallic particles, magnetic field force induced effect,
Centrifugation tangential motion is done, mixes in mineral aggregate and detaches from water, into leading golden slot 4, and along water (flow) direction, from golden slot outlet 41 is led, just
Inflow is stayed in golden pipe 6, and after staying the fine fodder in golden pipe 6 to fill, fine fodder flows into other savings equipment and deposit from golden 61 outflow of pipe outlet is stayed
Put, or flow directly into second level gold classifier, carry out it is selected again, and the water of a large amount of not containing metal particle mix mineral aggregate hardly by
Magnetic field force effect is just directly discharged from outlet 52 without stopping in gold classifier pipeline.
Implementation column 3, as shwon in Figures 5 and 6：5 inside and outside wall of separating pipe is in truncated cone-shaped, and truncated cone-shaped inner wall is conducive to metal
Grain is moved downward in the promotion of centrifugal force, and what bottom tail end was connected with a circle ring piece shape in truncated cone-shaped separating pipe 5 leads golden slot 4,
Golden slot outlet 42 is led in the tangential direction connection that golden slot 4 is led in ring piece shape, and it is on 5 tail portion tube wall of separating pipe to lead golden slot outlet 42
The pore opened, pore connection outlet pipe, outlet can be connected to other savings equipment, or directly be connected to second level gold classifier.
By the metallic particles of magnetic fields, centrifugation tangential motion is done, truncated cone-shaped inner wall is conducive to promotion of the metallic particles in centrifugal force
It moves downward, certainly will enter and lead in golden slot 4, into the metallic particles led in golden slot 4, go out from golden slot is led along centrifugation tangential direction
Mouth pipe 42, flows into other savings equipment, alternatively, second level gold classifier can be directly connected to, carries out selected again.This implementation column selection
Golden machine is advisable with uprightly putting, and holder, which can be arranged, can not also use setting holder.Separating pipe 5 and the material for leading golden slot 4 are main
It is advisable using nonconducting plastics.
In the inside of the separating pipe 5 of truncated cone-shaped, the middle section of certain interval is separated by with 5 inner wall of separating pipe, is provided with and is in
The cylindrical shape sealing drum 3 of truncated cone-shaped, the gap between 5 inner wall of 3 outer circumference surface of sealing drum and separating pipe is exactly runner, and water mixes mineral aggregate
It just thus flows through, the gap between separating pipe 5 and sealing drum 3 is bigger, then the flow of the mixed mineral aggregate of water is bigger, but gap cannot surpass
Cross the effective distance of magnetic field force, it is well known that the operating distance of common ndfeb magnet is if it exceeds magnet thickness itself, magnetic force
Fall sharply very serious, therefore, the gap between separating pipe 5 and sealing drum 3 is advisable with the thickness no more than ndfeb magnet, sealing drum
3 material mainly uses nonconducting carbon fiber or plastic barrel, and under the requirement for meeting hydraulic pressure intensity, thickness is thin as possible, with
The loss of magnetic flux is reduced, the vapour that cannot absolutely intake is required in sealing drum 3.
In the sealing drum 3 of truncated cone-shaped, from top to bottom, be provided with the pipe magnetic separator 1 and motor 2 of truncated cone-shaped, pipe magnetic separator 1 with
Air gap between 3 inner wall of sealing drum is small as possible, also for the loss for reducing magnetic flux, in the 3 upper end center of circle of sealing drum, setting
There are fixed fixing axle 31,1 upper end circle centre position of pipe magnetic separator to be then provided with bearing and coordinate with fixing axle 31, lower end circle centre position,
There are notch and the output shaft of motor 2 to be connected, in this way, motor 2 rotates, pipe magnetic separator 1 also rotates therewith.
Pipe magnetic separator 1 is rearranged by several pieces of radial ndfeb magnets, each block of neodymium iron on 1 periphery of pipe magnetic separator
The magnetic field placing direction of boron magnets is all radial, i.e., magnetic direction is directed toward the center of circle of pipe magnetic separator 1, and each piece of ndfeb magnet is solid
Fixed or magnetic is on the iron sheet tube circumferential outer surface of truncated cone-shaped, a pipe magnetic separator 1 of composition, as not only changing magnetic field cloth
Office, it is desirable that each piece of adjacent ndfeb magnet on rotation round, magnetic direction must be opposite, that is, when one block of neodymium iron
The magnetic field placing direction of boron magnets is radial N-S, then the magnetic field placing direction of ndfeb magnet adjacent along rotation round must
Must be radial S-N, in this way, as shown in Figure 3, it can be seen that magnetic pole of these ndfeb magnets on circumferential outer surface is-N-
S-N-S- forms arrange.Magnet size shown in Fig. 3 is not true dimension scale, and actual magnet size wants small
More, the variation magnetic field frequency generated in this way is just big, is suitable for acting on small metallic particles.
Motor 2 generally uses high-speed motor, or uses common three phase alternating current motor, and the rotating speed of motor 2 is faster,
The frequency of variation magnetic field is higher, and the current vortex generated inside metallic particles is stronger, and metallic particles is by magnetic force
Also bigger.
It should be noted that being laid out how many blocks of magnet and motor 2 on the circumferential size and circumference of pipe magnetic separator 1
Rotating speed, these do not have specific data demand, and the requirement that mineral aggregate pipe magnetic separator gold classifier basic function is mixed to water is at least to reach
500 hertz of high-frequency alternating magnetic field, just can be with the metallic particles of sort out granular-grade, and the circumferential size of pipe magnetic separator 1 is big, on circumference
It can be laid out that magnet piece is more, the rotating speed of motor 2 is faster, and the variation magnetic field frequency of generation is higher, and metallic particles is by magnetic
Field action power is also bigger, and the speed of metallic particles separation is faster, conversely, then the speed of metallic particles separation is slower.
When work, the nozzle that 5 import 51 of separating pipe mixes mineral aggregate material source with water is led golden slot outlet 42 and is connected in advance to connecting
Other savings equipment, or it is directly connected to second level gold classifier, after this, motor 2 powers on, and the rotation of pipe magnetic separator 1 generates
Variation magnetic field is flowed into from import 51 in separating pipe 5, the grains of sand of metallic particles and coated metal particle, Jiu Huishou when water mixes mineral aggregate
The effect of 1 variation magnetic field of arrival spinning pipe magnetic separator, generates eddy current inside metallic particles, and magnetic field force induced effect centrifuges
Tangential motion is mixed in mineral aggregate from water and is detached, under the action of the centrifugal force, along truncated cone-shaped inner wall, into leading golden slot 4, and along from
Heart tangential direction just flows into other savings equipment storages, or flow directly into second level gold classifier from golden slot outlet 42 is led,
Progress is selected again, and the water of a large amount of not containing metal particles mixes the hardly magnetic field force induced effect of mineral aggregate, the nothing in gold classifier pipeline
It needs to stop, just directly be discharged from outlet 52.
Implementation column described above only describes the several embodiments of the present invention, the description thereof is more specific and detailed, but not
Can the limitation to the scope of the claims of the present invention therefore be interpreted as, it is noted that come for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range, therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (6)
1. a kind of water mixes mineral aggregate pipe magnetic separator gold classifier, including pipe magnetic separator (1), motor (2), sealing drum (3), lead golden slot (4), point
From pipe (5), it is characterised in that：It is provided with one or more on the inner wall of separating pipe (5) and leads golden slot (4), in separating pipe (5)
Sealing drum (3) is provided among cavity, the gap between sealing drum (3) outer circumference surface and separating pipe (5) inner wall is runner, close
In sealed tube (3), it is provided with pipe magnetic separator (1) and motor (2), pipe magnetic separator (1) the lower end center of circle and the output shaft of motor (2) connect
It connects, wherein pipe magnetic separator (1) is made of several pieces of radial magnet arrangements, is connected to alternating magnetic field on cylinder outer surface forever
Magnet, or making a monoblock has the permanent magnet of alternating magnetic field.
2. water according to claim 1 mixes mineral aggregate pipe magnetic separator gold classifier, wherein the pipe magnetic separator (1), feature exists
In：The magnetic field placing direction of each block of magnet on pipe magnetic separator (1) outer circumference surface is all radial direction, every on rotation round
One block of adjacent magnet, magnetic direction is all on the contrary, the magnetic field placing direction of one block of magnet is radial N-S, then along rotation round
The magnetic field placing direction of upper adjacent magnet is then radial S-N.
3. water according to claim 1 mixes mineral aggregate pipe magnetic separator gold classifier, wherein the golden slot (4) of leading is to be fixedly connected
Strip sheet on separating pipe (5) inner wall, length direction can be parallel to flow direction, or incline along centrifugation tangential direction
Tiltedly certain angle.
4. water according to claim 1 mixes mineral aggregate pipe magnetic separator gold classifier, wherein the golden slot (4) of leading can be separation
The groove on (5) inner wall is managed, length direction can be parallel to flow direction, or be tilted centainly along centrifugation tangential direction
Angle.
5. a kind of truncated cone-shaped water mixes mineral aggregate pipe magnetic separator gold classifier, including pipe magnetic separator (1), motor (2), sealing drum (3), lead golden slot
(4), separating pipe (5), it is characterised in that：Separating pipe (5) is in truncated cone-shaped, and the bottom tail end in separating pipe (5) is connected with a circle
Ring piece shape leads golden slot (4), leads golden slot (4) and is communicated with and leads golden slot outlet (42) and be provided among the cavity of separating pipe (5)
In the sealing drum (3) of truncated cone-shaped, the gap between sealing drum (3) outer circumference surface and separating pipe (5) inner wall is runner, in sealing drum
(3) in, the pipe magnetic separator (1) and motor (2) in truncated cone-shaped, the output in pipe magnetic separator (1) the lower end center of circle and motor (2) are provided with
Axis connection, wherein the pipe magnetic separator (1) of truncated cone-shaped is made of several pieces of radial magnet arrangements, is connected to platform shape cylinder appearance
Alternating magnetic field permanent magnet on face, or making a monoblock has the truncated cone-shaped permanent magnet of alternating magnetic field.
6. truncated cone-shaped water according to claim 5 mixes mineral aggregate pipe magnetic separator gold classifier, wherein the pipe magnetic separator (1) is in circle
Platform shape, the magnetic field placing direction of each block of magnet on pipe magnetic separator (1) outer circumference surface are all radial, along rotation round
Each block of adjacent magnet, magnetic direction is all on the contrary, the magnetic field placing direction of one block of magnet is radial N-S, then along rotational circle
The magnetic field placing direction of adjacent magnet is then radial S-N on week.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461679.2A CN108435411A (en) | 2018-04-27 | 2018-04-27 | Water mixes mineral aggregate pipe magnetic separator gold classifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461679.2A CN108435411A (en) | 2018-04-27 | 2018-04-27 | Water mixes mineral aggregate pipe magnetic separator gold classifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108435411A true CN108435411A (en) | 2018-08-24 |
Family
ID=63203657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810461679.2A Pending CN108435411A (en) | 2018-04-27 | 2018-04-27 | Water mixes mineral aggregate pipe magnetic separator gold classifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108435411A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109331214A (en) * | 2018-11-16 | 2019-02-15 | 江苏巨光光电科技有限公司 | A kind of alternate magnetic force sterilizing chamber |
| CN109847929A (en) * | 2019-01-02 | 2019-06-07 | 中冶长天国际工程有限责任公司 | A kind of stirring magnetic separator and magnetic separation process |
| CN112083500A (en) * | 2019-07-11 | 2020-12-15 | 安徽省勘查技术院(安徽省地质矿产勘查局能源勘查中心) | Method and system for identifying steep-inclined vein-shaped gold ores under thick covering layer |
| CN116078552A (en) * | 2023-04-13 | 2023-05-09 | 唐山信天实业有限公司 | Wet roller magnetic separator and use method thereof |
-
2018
- 2018-04-27 CN CN201810461679.2A patent/CN108435411A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109331214A (en) * | 2018-11-16 | 2019-02-15 | 江苏巨光光电科技有限公司 | A kind of alternate magnetic force sterilizing chamber |
| CN109847929A (en) * | 2019-01-02 | 2019-06-07 | 中冶长天国际工程有限责任公司 | A kind of stirring magnetic separator and magnetic separation process |
| CN112083500A (en) * | 2019-07-11 | 2020-12-15 | 安徽省勘查技术院(安徽省地质矿产勘查局能源勘查中心) | Method and system for identifying steep-inclined vein-shaped gold ores under thick covering layer |
| CN112083500B (en) * | 2019-07-11 | 2024-02-23 | 安徽省勘查技术院(安徽省地质矿产勘查局能源勘查中心) | Method and system for identifying steep inclined pulse gold ores under thick coverage layer |
| CN116078552A (en) * | 2023-04-13 | 2023-05-09 | 唐山信天实业有限公司 | Wet roller magnetic separator and use method thereof |
| CN116078552B (en) * | 2023-04-13 | 2023-06-06 | 唐山信天实业有限公司 | Wet roller magnetic separator and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108435411A (en) | Water mixes mineral aggregate pipe magnetic separator gold classifier | |
| CN104959226A (en) | Dry magnetic separator with introduced wind power and mineral magnetic separation method | |
| CN203091062U (en) | Rotational flow multi-gradient strong-magnetism separator | |
| CN101352697B (en) | Novel ore dressing technique of weak magnetic iron ore and novel special strong magnetic dry separator thereof | |
| CN111617891B (en) | Multi-field composite fine particle grading equipment | |
| CN201308859Y (en) | Permanent magnet centrifugal magnetic separator | |
| CN105536984B (en) | A kind of magnetic selection method having both tailings discarding by preconcentration and thickness grading and three product magnetic separators | |
| CN103286002B (en) | Permanent-magnetic spiral elutriation machine | |
| CN102971079B (en) | Centrifugal concentrator | |
| CN2683252Y (en) | Vertical rotary magnetic field magnetic gravitational separator | |
| CN208260981U (en) | Water mixes mineral aggregate pipe magnetic separator gold classifier | |
| CN102794229B (en) | Vertical stirring concentrator | |
| CN203525859U (en) | Dry magnetic separator for fine-grained disseminated materials | |
| CN104588205A (en) | Wet inner-cylinder de-ironing magnetic separator with magnetic induction mediums | |
| CN102527512A (en) | Intelligent efficient classificator | |
| CN100444965C (en) | Composite flashing magnetic field concentration upgrading apparatus | |
| CN204816869U (en) | Ventilative magnetic separation roller | |
| CN205361641U (en) | It throws tail and thickness three hierarchical product magnet separators to have preliminary election concurrently | |
| CN101214465B (en) | Different magnetic field combined wet-type strong magnetic separator | |
| CN204974174U (en) | Dry -type magnet separator of introduction wind -force | |
| CN107522270A (en) | A kind of dense device of combined type magnetic flocculation | |
| CN202061703U (en) | Rotary magnetic system of vertical magnetic gravity sorting machine | |
| CN203220968U (en) | Intelligent iron ore classificator | |
| CN208340939U (en) | A kind of iron ore drum-type wet separation device | |
| CN211099560U (en) | Magnetic wave ore separator for water-mixed mineral aggregate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180824 |
|
| WD01 | Invention patent application deemed withdrawn after publication |