CN208116178U - Plasma physics ore sorting disposing system - Google Patents
Plasma physics ore sorting disposing system Download PDFInfo
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- CN208116178U CN208116178U CN201721431289.8U CN201721431289U CN208116178U CN 208116178 U CN208116178 U CN 208116178U CN 201721431289 U CN201721431289 U CN 201721431289U CN 208116178 U CN208116178 U CN 208116178U
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Abstract
The utility model discloses a kind of plasma physics ore sorting disposing systems, using ore each component electrical property difference and electron adsorption capacity variance, physical separation processing is carried out to differ greatly nonmetallic mineral ingredient, ore gum part etc. of Gold in Ores category compound, metallic compound gathering body, electrical property feature.Comprehensively consider the factors such as mineral forming process, mineral assemblage, ore cement and ore gap structure, plasma physics ore sorting disposing system includes the devices such as preprocessing subsystem, excitation plasmoid subsystem, plasma sorting subsystem, delivery device.The system structure is simple, safety and sanitation, and no waste liquid, solid waste, polluted gas generate, and the efficiency of separation is high.
Description
Technical field
The utility model relates to raw ore product selecting process fields, and in particular at a kind of plasma physics ore sorting
Reason system.
Background technique
As ore is constantly exploited, the quantity of concentrate is just reduced rapidly, and the ore of complicated difficult choosing largely exists.Raw ore
Especially in the mineral such as low-grade ore, tailing, smeltery's tailings, spoil and solid waste, a large amount of valuable metal is usually contained,
Such as containing thering is a large amount of metallic compound, metallic compound gathering body, electrical property feature to differ greatly nonmetallic mineral ingredient, mine
Stone gum part etc..By doing fine sorting process to the valuable element in above-mentioned solid material, high valence elements production can be improved
Amount obtains the higher concentrate product of grade, improves ore comprehensive utilization level, reduces environmental disruption, reduces environmental pollution, and energy
Meet metal and other element smeltery grade demands, is the important link of mineral products industry.However, due to mineral processing in China technology compared with
For backwardness, may there are the purpose component of 5%-40% and a part of symbiosis or associated metal to remain in above-mentioned solid material.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of plasma physics ore sorting disposing systems, can mention
High solid mineral product level of comprehensive utilization, treatment process safety non-pollution.
In order to solve the above technical problems, technical solution provided by the utility model is：
A kind of plasma physics ore sorting disposing system, including：Preprocessing subsystem, excitation for being sequentially communicated etc. from
Daughter status subsystem, plasma sorting subsystem and delivery device；
The preprocessing subsystem (100) includes Multi-stage crushing plant (110), drying device (120), grinding device
(130) and one or more of concentration equipment (140)；
The excitation plasmoid subsystem is at least divided into primary electron excitation section and primary electron adsorption section, in institute
State the electron excitation device that primary electron excitation section setting generates electron stream；
Plasma sorting subsystem (300) includes at least a plasma sorting unit (310), a plasma
Sorting unit (310) be arranged in the side of the primary electron adsorption section (212), and with the primary electron adsorption section
(212) it is connected to.
Further, the primary electron excitation section is configured with the radial controllable electric field for making mineral powder granular radial dispersion, institute
State the electric field of electric field and one or more groups of vertical radial direction of the primary electron adsorption section configured with one or more groups of radial directions.
Further, a plasma sorting unit includes a rectification section and a screening section.
Further, a rectification section is configured with the rectified current for adjusting the mineral powder granular speed of service and direction
, a rectification section is divided into internal layer, middle layer and outer layer from the inside to the outside, and internal layer is insulating medium layer, and middle layer is conduction
Layer, outer layer is insulating layer.
Further, a screening section configured with sorting magnetic field, a screening section be four-layer structure, by it is interior extremely
It is divided into layer one, layer two, layer three and layer four outside, layer one is insulating layer, and layer two is flux guide layer, and layer three is made of spiral winding,
Layer four is insulating layer.
The beneficial effects of the utility model：
The plasma physics ore separation system, using ore each component electrical property difference and electron adsorption capacity variance,
It differs greatly nonmetallic mineral ingredient, ore colloid portion to Gold in Ores category compound, metallic compound gathering body, electrical property feature
Divide equal progress physical separation processing.Comprehensively consider mineral forming process, mineral assemblage, ore cement and ore gap structure etc.
Factor, separation system include preprocessing subsystem, excitation plasmoid subsystem, plasma sorting subsystem, export
The devices such as device.The system structure is simple, safety and sanitation, and no waste liquid, solid waste, polluted gas generate, and the efficiency of separation is high.
Detailed description of the invention
Fig. 1 is the structural representation of one preferred embodiment of the utility model plasma physics ore sorting disposing system
Figure.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
In plasma physics, when electronics is with Cucumber particle or molecule contacts, electron attachment phenomenon can often occur, i.e.,
Electronics is collided with neutral molecule or neutral corpuscle, forms a unstable anion particle, shows as negatively charged point electricity
Lotus plasmoid.
In short period, will be placed in external magnetic field or electric field in the anion particle of plasmoid, this bear from
Sub- particle will meet point charge characteristics of motion in magnetic field or electric field, while consider that gravity influences, and the anion particle is suffered to be closed
Power F=Fm+Fe+Fg.Wherein, Fm、Fe、FgThe respectively magnetic force, electrical forces and the gravity that are subject to of anion particle.Pass through tune
Direction and the size of external magnetic field or electric field are saved, the motion profile of anion particle can be changed, reaches that distinguish these anions micro-
The purpose of grain.
For different neutral corpuscles, electron attachment ability is different, and attachment electron number is not also identical, these differences make this
Grain is different as magnetic force or electrical forces suffered after anion particle slightly, increases each component of anion particle
Exposure level, the degree for being distinguished these anion particle movement tracks increase.
Embodiment 1
The utility model carries out the sorting of raw ore component, this method pair using relative theory above-mentioned in plasma physics
Valuable element in the ore raw materialss such as ore, especially low-grade ore, tailing, smeltery's tailings, spoil and solid waste, do into
One step finely sorts deep processing processing, obtains the higher concentrate product of grade, improves ore comprehensive utilization level, treatment process peace
Completely without pollution, there is certain application prospect.
The utility model relates to a kind of plasma physics ore sorting processing method, using plasma physical method,
Using ore each component electrical property difference and electron adsorption capacity variance, to Gold in Ores category compound, metallic compound gathering body,
Electrical property feature differ greatly nonmetallic mineral ingredient, ore gum part etc. carry out physical separation processing.Comprehensively consider mineral shape
At factors such as process, mineral assemblage, ore cement and ore gap structures, separation treatment process includes pretreatment, excitation etc.
Gas ions state, plasma sorting and etc..This method safety and sanitation, no waste liquid, solid waste, polluted gas generate,
The efficiency of separation is higher.
Specifically, a kind of plasma physics ore sorting processing method, includes the following steps：
S1, pretreatment：By ore reduction, drying and/or magnetic separation, mineral powder granular is obtained.
In this step, according to ore concrete condition, one or many broken, dryings, grinding, magnetic separation etc. are carried out to ore
Treatment process makes mineral powder granular average grain diameter be equivalent to rock mean void diameter, and diameter difference is within 10%, and surface is more
Round and smooth, moisture content reaches 10-4Grade is lower, and does not include ferromagnetic element, remanent magnetization high element or compound.
The utility model reduces the factors such as ore particles size, water content, magnetism to sorting process result by pre-treatment step
It influences.
Such as in a preferred embodiment of utility model, using coarse crushing, in the multiple stage crushings process such as broken, fine crushing to mine
Stone is crushed.Rank fine crushing is to 10-6-10-5M grades, after ore is fine crushing, ore particles average grain diameter is equivalent to the average sky of rock
Gap diameter, diameter difference is within 10%, to reduce influence of the ore particles size to sorting process result.To obtaining after fine crushing
Ore particles carry out primary drying processing, so that its moisture content is reached 10-3Grade.Dried ore particles are finely ground
The purpose of mill, fine gtinding is that processing is passivated to ore particles surface, and the mineral powder granular minimum grain size after fine gtinding depends on
In sorting mined material results of grain size analysis.Redrying processing is carried out to the mineral powder granular after fine gtinding, reaches its moisture content
10-4Grade is lower.Magnetic separation is carried out to the mineral powder granular after redrying, sub-elects magnetic mineral fine particle using magnetic field, specifically,
By doing magnetization treatment to mineral powder granular, and magnetic or tool remanent magnetization particle, remaining miberal powder are provided using electromagnet separation
Particle carries out step S2.
In above-mentioned process to the process of ore treatment include coarse crushing, in broken, fine crushing, primary drying processing, grinding, secondary dry
Dry processing and magnetic separation.For certain blocky and biggish raw ores of volume, it is crushed to mineral powder granular, and non-once process can be complete
At need to be repeated a number of times；And for certain plant tailings, it need to only carry out primary drying processing and grinding is primary.Magnetic separation
Process will as the case may be depending on, if assay the result shows that in ore do not contain ferromagnetic element, remanent magnetization
High element or compound, the step can be omitted.
S2, excitation plasmoid：Mineral powder granular dry in step S1 is subjected to electron excitation process and electronics is inhaled
Attached process makes the mineral powder granular absorption electronics, shows as negatively charged point charge plasmoid.
Electron excitation process and electron adsorption process preferably carry out in confined space.Electron excitation process is swashed by electronics
Transmitting apparatus generates electron stream, if electronic generator inspires electronics, contacts electronics with the aerial mineral powder granular that suspends.Mine
After powder particles and electronic contact, electronics is adsorbed, the mineral powder granular for having adsorbed electronics shows as the point electricity with like charges
Lotus plasmoid.Mineral powder granular is made of different minerals and mineral assemblage, since the valuable element contained is different, to electricity
Sub- adsorption capacity is not identical.
In order to guarantee the sorting ratio of valuable element, the valuable element mineral powder granular for keeping electron adsorption ability strong and electronics are inhaled
The weak valuable element mineral powder granular initial gross separation of attached ability, it is ensured that the miberal powder of enough ratios obtains electron adsorption, in this step,
Electron excitation process and electron adsorption process specifically include primary electron excitation, primary electron adsorbs and secondary electron excites,
Secondary electron absorption.Primary electron is energized into primary electron absorption in the above four steps process and secondary electron is energized into secondary electron
Absorption is the first last handling process to same a collection of mineral powder granular.The control of ratio uses three-step approach：The first step is swashed by primary electron
Hair, primary electron adsorption process are completed, which will isolate the strong valuable element mineral powder granular of electron adsorption ability, such as gold
Belong to oxide；Second step is excited by secondary electron, secondary electron adsorption process is completed, which will isolate electron adsorption ability
Relatively medium valuable element mineral powder granular, such as metal sulfide；The third step valuable element weak for electron adsorption ability
Mineral powder granular, such as silica, mica etc., since it is most weak to electron adsorption ability, and it is remaining.
Although it is understood that in the present embodiment, electron excitation process and electron adsorption process be twice,
The utility model does not limit the number of electron excitation process and electron adsorption process, can carry out primary or be repeated a number of times.
In order to increase the contact probability of electronics and the aerial mineral powder granular that suspends, electron excitation process is radial controllable
It is carried out in electric field, makes mineral powder granular radial dispersion.In the present invention, the main macroscopic motion direction of mineral powder granular is vertical
Radial direction, such as mineral powder granular are affected by gravity, vertically moving, then vertical direction is vertical radial direction,
Horizontal direction is radial direction.
In order to separate the different valuable element mineral powder granular of electron adsorption ability, change the mineral powder granular for having adsorbed electronics
Become former motion path, electric field and one or more groups of vertical radial direction of the electron adsorption process in one or more groups of radial directions
It is carried out in electric field.Under the influence of the electric field of radial direction and the electric field of vertical radial direction, the mineral powder granular of electronics has been adsorbed
Motion path will from vertical radial direction to radial direction deflect, i.e., arcuately track move, radial direction i.e. collect
To the mineral powder granular for having adsorbed electronics.
Specifically, all mineral powder granulars pass through primary electron excitation process, in the process under the influence of radial controllable electric field,
Mineral powder granular radial dispersion, mineral powder granular come into full contact with electronics, wherein the strong valuable element of electron adsorption ability, in primary electricity
In sub- adsorption process, the electric field force of the electric field of the electric field and vertical radial direction by radial direction is larger, motion path by
Vertical radial direction is deflected to radial direction, can be collected into the strong valuable element of electron adsorption ability at this time.Remaining miberal powder
Grain continues to move along vertical radial direction, by secondary electron excitation process, in the process under the influence of radial controllable electric field, mine
Radial dispersion, mineral powder granular come into full contact with powder particles with electronics again, wherein the relatively medium valuable element of electron adsorption ability
Mineral powder granular sufficiently adsorbs electronics again, the electric field and vertical radial direction side in secondary electron adsorption process, by radial direction
To electric field electric field force, motion path from vertical radial direction to radial direction deflect, can be collected at this time electronics suction
The relatively medium valuable element of attached ability.The weak valuable element mineral powder granular of excess electron adsorption capacity continues along vertical radial direction
Direction movement, and then be collected.
The step is using electron adsorption principle in plasma physics and mineral powder granular to sheet existing for electron adsorption ability
Matter difference, configures respective electric field, and the factors such as comprehensive mineral powder granular electrical property, density, granular size, grain shape are realized to miberal powder
The preliminary sorting process of particle.
S3, plasma sorting：To be entered in step S2 in the mineral powder granular of plasmoid with separation velocity makes institute
It states in the mineral powder granular sorting magnetic field that arcuately track moves, the sorting magnetic field is one or more groups of parallel magnetic fields, magnetic field side
To vertical with radial direction, make that there is magnetic moment of different sizes by Lorentz force mineral powder granular of different sizes, according to magnetic moment point
Each component in ore dressing powder particles.
The step carries out preferably in confined space, using physical fields such as the electric field of configuration, magnetic fields, to unstable shape
The anion mineral powder granular of state carries out physical separation.
The step further includes step S31, rectification：Before the mineral powder granular enters sorting magnetic field, first pass through for adjusting
The rectification electric field of the mineral powder granular speed of service and direction, the rectification electric field are one or more groups of parallel electric fields, make mineral powder granular
Into before sorting magnetic field, traffic direction and separation velocity having the same.Mineral powder granular enter rectification electric field when, mineral powder granular it
Between velocity magnitude difference it is small, but the direction of motion differs greatly, and using rectification electric field, carries out direction rectification to mineral powder granular, adjusts
Mineral powder granular velocity magnitude enters mineral powder granular before sorting magnetic field, and mineral powder granular VELOCITY DISTRIBUTION range is sufficiently narrow, and reaches
VELOCITY DISTRIBUTION requirement.The rectification electric field is one or more groups of parallel electric fields, and direction of an electric field is identical, and direction of an electric field is radial direction side
To electric field can be electrostatic field, be also possible to alternating electric field.
After over commutation, mineral powder granular is entered in sorting magnetic field with separation velocity, and sorting magnetic field is one or more groups of parallel
Magnetic field, and the direction of motion sorted when magnetic direction and mineral powder granular enter sorting magnetic field is vertical, in other words with rectify electric field side
To vertical, sorting magnetic field can be magnetostatic field, be also possible to alternating magnetic field.Mineral powder granular with negative electrical charge is in sorting magnetic field
In, by Lorentz force, motion profile becomes arc-shaped.Mineral powder granular is according to the how much differences for having charge, by Lorentz
Power is of different sizes, and magnetic moment size is also different, i.e., moving radius is of different sizes, to sort each group in mineral powder granular according to magnetic moment
Point.
In order to corresponding with primary electron excitation, primary electron absorption in step S2, the step in a preferred embodiment
Rapid includes a plasma sorting；It is excellent at one in order to corresponding with secondary electron excitation, secondary electron absorption in step S2
Selecting the step in embodiment further includes secondary plasma sorting.Wherein preferably, the sorting of plasma with two it is inferior from
Sorting magnetic direction in daughter assorting room is opposite.I.e. mineral powder granular by primary electron excitation, primary electron absorption and
After secondary electron excitation, secondary electron adsorption process, first tentatively it is divided into the strong mineral powder granular of adsorption capacity and adsorption capacity is opposite
Medium mineral powder granular.The strong mineral powder granular of adsorption capacity passes through a plasma assorting room, big according to its adsorption capacity
It is small, further sorted.The relatively medium mineral powder granular of adsorption capacity passes through secondary plasma assorting room, same root
According to its adsorption capacity size, further sorted.
S4, collection：Electrical neutralisation treatment is done to mineral powder granular, then is discharged respectively according to the different mineral powder granulars sub-elected.
Preferably, all mineral powder granulars with negative electrical charge first carry out charging neutrality process before being collected, and make it in electricity
Neutrality, then be collected.The utility model only limits the precedence of the step S1, step S2 and step S3, but unlimited
Determine number of operations.
Embodiment 2
The utility model additionally provides a kind of system sorted using the above method to valuable element mineral powder granular.Such as
Shown in Fig. 1, which includes preprocessing subsystem 100, excitation plasmoid subsystem 200, plasma sorting subsystem
System 300 and delivery device 400.
Preprocessing subsystem 100 includes Multi-stage crushing plant 110, drying device 120, grinding device 130 and concentration equipment
One or more of 140, according to ore concrete condition, ore is made selectively to pass through Multi-stage crushing plant 110, drying device
120, grinding device 130 or concentration equipment 140 make by the processed mineral powder granular average grain diameter phase of preprocessing subsystem 100
When in rock mean void diameter, for diameter difference within 10%, surface is more round and smooth, and moisture content reaches 10-4Grade is lower, and
It and does not include ferromagnetic element, remanent magnetization high element or compound.
By pretreated mineral powder granular, excitation plasmoid subsystem is entered by preprocessing subsystem 100
200.Exciting plasmoid subsystem 200 includes warehousing apparatus 210 and electron excitation device.
Warehousing apparatus 210 is airtight cavity, as shown in Figure 1, on vertical radial direction, i.e., on the direction z, from top to bottom
At least it is divided into primary electron excitation section 211 and primary electron adsorption section 212.Mineral powder granular is entered by the upper end of warehousing apparatus 210,
Under gravity successively into primary electron excitation section 211 and primary electron adsorption section 212 excessively.210 each sections of warehousing apparatus
Length, width are adjustable, adjust ratio and determine according to raw material feature.
The electron excitation device that can produce electron stream, such as electronic generator are set in primary electron excitation section 211.In order to
Increase the contact probability of electronics and the aerial mineral powder granular that suspends, primary electron excites section 211 to be configured with radial controllable electric
, i.e., direction of an electric field is the direction x, makes mineral powder granular radial dispersion.
In order to separate the different valuable element mineral powder granular of electron adsorption ability, change the mineral powder granular for having adsorbed electronics
Become former motion path, electric field and one or more groups of z direction of the primary electron adsorption section 212 configured with one or more groups of directions x
Electric field.Under the influence of the electric field in the electric field in the direction x and the direction z, the motion path for having adsorbed the mineral powder granular of electronics will be by the side z
It is deflected to the direction x, i.e., arcuately track moves, and can be collected into the direction x of primary electron adsorption section 212 and adsorb electronics
Mineral powder granular.
In order to guarantee the sorting ratio of valuable element, the valuable element mineral powder granular for keeping electron adsorption ability strong and electronics are inhaled
The weak valuable element mineral powder granular initial gross separation of attached ability, it is ensured that the miberal powder of enough ratios obtains electron adsorption, within the system,
It further include that secondary electron excitation section 213 and secondary electron adsorption section 214, warehousing apparatus 210 are from top to bottom once divided into primary electricity
Son excitation section 211, primary electron adsorption section 212, secondary electron excitation section 213 and secondary electron adsorption section 214.Specifically, two
Secondary electron excitation section 213 is identical as primary electron excitation section 211, secondary electron adsorption section 214 and primary electron adsorption section 212
It is identical.It is understood that the application does not limit the number of electron excitation section and electron adsorption section, electron excitation section and electronics are inhaled
Attached section of number is one or more, such as when the number of electron excitation section and electron adsorption section is for the moment, warehousing apparatus 210 is only
Section 211 and primary electron adsorption section 212 are excited including primary electron；When the number of electron excitation section and electron adsorption section is two
When, warehousing apparatus 210 further includes secondary electron excitation section 213 and secondary electron adsorption section 214.
Excitation plasmoid subsystem 200 the course of work be：Mineral powder granular by warehousing apparatus 210 upper end into
Enter, successively passed through primary electron excitation section 211 and primary electron adsorption section 212 under gravity.Swash in primary electron
Section 211 is sent out, mineral powder granular comes into full contact under the action of electric field with electronics.Subsequent mineral powder granular enters primary electron adsorption section
212, in the strong valuable element mineral powder granular of this section of mineral powder granular especially electron adsorption ability under the action of electric field, arcuately
Track movement, is deflected from the direction z to the direction x, can be collected into electron adsorption energy in 212 side of primary electron adsorption section at this time
The strong valuable element mineral powder granular of power.And valuable element mineral powder granular and electron adsorption ability that electron adsorption ability is relatively medium
Weak valuable element mineral powder granular continues to move downward, successively by secondary electron excitation section 213 and secondary electron adsorption section
214.Section 213 is excited in secondary electron, mineral powder granular comes into full contact with electronics again under the action of electric field.Subsequent mineral powder granular
Into secondary electron adsorption section 214, in the relatively medium valuable element miberal powder of this section of mineral powder granular especially electron adsorption ability
Under the action of electric field, arcuately track moves particle, is deflected from the direction z to the direction x, at this time in secondary electron adsorption section 214
Side can be collected into the relatively medium valuable element mineral powder granular of electron adsorption ability.Weak valuable of excess electron adsorption capacity
Element mineral powder granular sinks to 210 bottom end of warehousing apparatus.In excitation plasmoid subsystem 200, mineral powder granular is preliminary
Sort into the relatively medium valuable element mineral powder granular of the strong valuable element mineral powder granular of electron adsorption ability, electron adsorption ability
The valuable element mineral powder granular weak with electron adsorption ability.
By exciting the mineral powder granular of plasmoid subsystem 200 sub-elected, son is sorted using plasma
System 300 is further sorted.Plasma sorts subsystem 300 and includes at least a plasma sorting unit 310.One
The side of primary electron adsorption section 212 is arranged in secondary plasma sorting unit 310, is divided into a rectification section 311 and primary sorting
Section 312.
Rectification section 311 is configured with the rectification electric field for adjusting the mineral powder granular speed of service and direction, the rectification
Electric field is one or more groups of parallel electric fields, before so that mineral powder granular is entered sorting section 312, traffic direction having the same and point
Speed is selected, mineral powder granular VELOCITY DISTRIBUTION range is sufficiently narrow, and reaches VELOCITY DISTRIBUTION requirement.The rectification electric field is one or more groups of
Parallel electric field, direction of an electric field are the direction x, and electric field can be electrostatic field, be also possible to alternating electric field.
One time rectification section 311 is airtight cavity, is connected with primary electron adsorption section 212, and setting direction is the direction x, the side y
To or be obliquely installed.Rectification section 311 is divided into internal layer, middle layer and outer layer from the inside to the outside, and internal layer is insulating medium layer, should
Insulating medium layer is high dielectric constant layer, about the range of beam electrons and electrification mineral powder granular；Middle layer is conductive layer, is used to form electricity
?；Outer layer is insulating layer, which has etch-proof effect.The length of rectification section 311 is by ore grinding particle size, mine
Stone electrical property feature and ore moisture content determine.
For sorting section 312 configured with sorting magnetic field, sorting magnetic field is one or more groups of parallel magnetic fields, and sorts magnetic field side
To with mineral powder granular enter sorting magnetic field when the direction of motion it is vertical, in other words with rectification direction of an electric field it is vertical, as the direction z or
The direction y, sorting magnetic field can be magnetostatic field, is also possible to alternating magnetic field.Mineral powder granular with negative electrical charge sorting magnetic field in,
By Lorentz force, motion profile becomes arc-shaped.Mineral powder granular is big by Lorentz force according to the how much differences for having charge
Small difference, magnetic moment size is also different, i.e., moving radius is of different sizes, to sort each component in mineral powder granular according to magnetic moment.
Sorting section 312 is cross section cavity annular in shape, is connected to one end of a sorting section 312.Primary point
Selections 312 are four-layer structure, are divided into layer one, layer two, layer three and layer four from the inside to the outside.Layer one is insulating layer, for constraining
Electronics and electrification mineral powder granular range；Layer two is flux guide layer, which is made of high-permeability material；Layer three is by spiral winding structure
At plane normal direction where coil is vertical with the direction x；Layer four is insulating layer, which has corrosion-resisting function.Sorting section
312 length is determined by ore electrical property feature and absorption electronic capability.
Mineral powder granular with negative electrical charge is in sorting magnetic field, and by Lorentz force, motion profile becomes arc-shaped.Miberal powder
Particle is according to the how much differences for having charge, and of different sizes by Lorentz force, magnetic moment size is also different, i.e. moving radius size
Difference, to sort each component in mineral powder granular according to magnetic moment.
The number of plasma sorting unit is corresponding with the number of electron adsorption section, such as in the preferred reality of the application
Applying in example further includes secondary plasma sorting unit 320, and secondary plasma sorting unit 320 is arranged in secondary electron adsorption section
214 side.The specific setting of secondary plasma sorting unit 320 is substantially the same with a plasma sorting unit 310, including
Secondary rectification section 321 and secondary sorting section 322, only sort magnetic field configuration direction and 310 phase of plasma sorting unit
Instead.
The number of plasma sorting subsystem 300 can have one or more, opposite with the number of electron adsorption section
It answers.Such as in the preferred embodiment of the application, plasma sorts subsystem 300, and there are two include a plasma
Sorting unit 310 and secondary plasma sorting unit 320.
Plasma sorting subsystem 300 the course of work be：The strong valuable element mineral powder granular of electron adsorption ability by
Primary electron adsorption section 212 is rectified into a rectification section 311, and a rectification section 311 makes mine configured with rectification electric field
Before powder particles enter sorting magnetic field, traffic direction and separation velocity having the same.Then enter under the action of rectifying electric field
Sorting section 312, because of the differences such as different mineral powder granulars absorption electronic capability, mass of ion, into after sorting magnetic field, different mines
Powder particles are also different by Lorentz force action size, to sort in magnetic field, magnetic moment is different, reach the different valuable elements of separation
The purpose of mineral powder granular.And the valuable element mineral powder granular that electron adsorption ability is relatively medium, by secondary electron adsorption section 222 into
Entering secondary rectification section 321 to be rectified, secondary rectification section 321 is configured with rectification electric field, before so that mineral powder granular is entered sorting magnetic field,
Traffic direction and separation velocity having the same.Then enter secondary sorting section 322, electron adsorption under the action of rectifying electric field
The relatively medium valuable element mineral powder granular of ability is further sorted according to magnetic moment.
Generally speaking, the mineral powder granular for having adsorbed electronics shows as anion state, the state and unsteady state, one
In a relatively short time, a plasma sorting unit 310 or secondary plasma sorting unit are introduced into using electric field
320, a plasma sorting unit 310 is entered such as after primary electron adsorption section 212, secondary electron adsorption section 214 is laggard
Enter secondary plasma sorting unit 320, using the electric and magnetic fields of configuration to this anion miberal powder with unstable state
Particle carries out physical separation.
The system further includes delivery device 400, and in a shorter time period, mineral powder granular is made by electric and magnetic fields
With into delivery device 400, delivery device 400 includes that the charging neutrality storehouse of leading portion is arranged in and the discharge port of back segment is arranged in
Device.Delivery device 400 is connected with plasma sorting subsystem 300, and number and plasma sort 300 institute of subsystem
The number for the plasma sorting unit for including is corresponding.Such as in the preferred embodiment of the application, a rectification section 311
It is connected respectively with the charging neutrality storehouse of two delivery devices 400 with secondary rectification section 321.
Charging neutrality storehouse is made of the breast board of adjustable width, and breast board is made of an electrically conducting material.Son is sorted through plasma
Anion mineral powder granular after system 300 sorts first does electricity to mineral powder granular into the charging neutrality storehouse of delivery device 400
Property neutralisation treatment, then discharge respectively according to the different mineral powder granulars that sub-elect.
Discharge hole device can carry out width adjusting according to separation results, and discharge hole device and the breast board in charging neutrality storehouse it
Between distance it is identical.The mineral powder granular after sorting can be collected by discharge hole device.
The plasma physics ore separation system utilizes ore each component electrical property difference and electron adsorption capacity variance, right
Gold in Ores category compound, metallic compound gathering body, electrical property feature differ greatly nonmetallic mineral ingredient, ore gum part
Deng progress physical separation processing.Comprehensively consider mineral forming process, mineral assemblage, ore cement and ore gap structure etc. because
Element, separation system include preprocessing subsystem 100, excitation plasmoid subsystem 200, plasma sorting subsystem
300, the devices such as delivery device 400.The system structure is simple, safety and sanitation, and no waste liquid, solid waste, polluted gas produce
Raw, the efficiency of separation is high.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality
It, in specific embodiments and applications can be with many changes may be made, as long as these variations are without departing from this with novel thought
The design of utility model, belongs to the protection scope of the utility model.
Claims (5)
1. a kind of plasma physics ore sorting disposing system, which is characterized in that including：The preprocessing subsystem being sequentially communicated
(100), plasmoid subsystem (200), plasma sorting subsystem (300) and delivery device (400) are excited；
The preprocessing subsystem (100) include Multi-stage crushing plant (110), drying device (120), grinding device (130) and
One or more of concentration equipment (140)；
The excitation plasmoid subsystem (200) is at least divided into primary electron excitation section (211) and primary electron absorption
Section (212) generates the electron excitation device of electron stream in primary electron excitation section (211) setting；
Plasma sorting subsystem (300) includes at least a plasma sorting unit (310), a plasma sorting
Device (310) is arranged in the side of the primary electron adsorption section (212), and even with the primary electron adsorption section (212)
It is logical.
2. plasma physics ore sorting disposing system according to claim 1, which is characterized in that the primary electron
Excitation section (211) is configured with the radial controllable electric field for making mineral powder granular radial dispersion, primary electron adsorption section (212) configuration
There are the electric field of one or more groups of radial directions and the electric field of one or more groups of vertical radial directions.
3. plasma physics ore sorting disposing system according to claim 1, which is characterized in that described one it is inferior from
Sub- sorting unit (310) includes a rectification section (311) and a screening section (312).
4. plasma physics ore sorting disposing system according to claim 3, which is characterized in that the primary rectification
Section (311) is configured with the rectification electric field for adjusting the mineral powder granular speed of service and direction, and a rectification section (311) is by interior
To internal layer, middle layer and outer layer is divided into outside, internal layer is insulating medium layer, and middle layer is conductive layer, and outer layer is insulating layer.
5. plasma physics ore sorting disposing system according to claim 4, which is characterized in that the primary screening
Section (312) is four-layer structure configured with sorting magnetic field, a screening section (312), is divided into layer one, layer from the inside to the outside
Two, layer three and layer four, layer one are insulating layer, and layer two is flux guide layer, and layer three is made of spiral winding, and layer four is insulating layer.
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