CN206483563U - Permanent magnetism horizontal disk high gradient magnetic separator - Google Patents
Permanent magnetism horizontal disk high gradient magnetic separator Download PDFInfo
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- CN206483563U CN206483563U CN201720054102.0U CN201720054102U CN206483563U CN 206483563 U CN206483563 U CN 206483563U CN 201720054102 U CN201720054102 U CN 201720054102U CN 206483563 U CN206483563 U CN 206483563U
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Abstract
The utility model discloses it is a kind of can effectively graded shot level, micro-size fraction weak magnetic mineral permanent magnetism horizontal disk high gradient magnetic separator, including monomer magnetic patch, magnetic conductor, yoke and magnetic matrix；Two arc monomer magnetic patch are set to pole formula, between magnetic field space be sorting space, magnetic conductor is divided on their relative pole-faces, the magnetic flux of generation is set to be gathered in the sorting space, yoke is integrally curved, radial section is U-shaped, two monomer magnetic patch are divided on the inside of two cell walls along the cell wall of arc, the magnetic field that monomer magnetic patch is produced is linked to be flux circuit by yoke, magnetic matrix is fixed in horizontally disposed change, driven and moved in the sorting space by change, the weak magnetic mineral that sorting is from top to bottom flowed into the ore pulp in sorting space, and be sent to sorting space outside unload mining area.Rationally, magnetic leakage factor is small for the utility model permanent magnetism architecture, and magnetic energy utilization rate is high.
Description
Technical field
The utility model is related to the weak magnetic mineral magnetic separating device in Mineral Processing Industry, and in particular to permanent-magnet high gradient magnetic separation
Machine.
Background technology
Sorting and nonmetallic mineral for weak magnetic mineral remove iron, are always one of mineral and material processing industry
Important process field.The feasibility and its effect of isolation technics are influenceed, key is separation equipment, because its manipulating object is ore deposit
Weak magnetic mineral in thing, the sorting to weak magnetic mineral is, it is necessary to high-intensity magnetic field intensity and high-intensity magnetic field power.Mineral processing work person is more
The research and development of strong magnetic separation equipment are directed to over year always, electromagnetism intensity magnetic separator and electromagnetism High-gradient Magnetic have been developed at present
Machine is selected, electromagnetic separator is to produce steady magnetic field using electric current, and operating fields intensity can be made very high, in background operating fields
Added in space after magnetic matrix so that magnetic field gradient and magnetic field intensity in sorting space are greatly improved, and are preferably met
Sorting requirement to weak magnetic mineral.And the disposal ability of equipment is also greatly improved.Current electromagnetism magnetic plant be it is a kind of into
Ripe production equipment, is widely used in magnetic mineral manufacture field.
But because electromagnetism magnetic plant magnetic source is produced by electric current, electric energy is consumed, so production cost is high, while also improving
The cost of distribution system, and device structure is complicated, causes manufacturing cost high, for the mineral processing enterprise, phase
The construction cost and production cost of workshop should be improved, the relative reduction competitiveness of mineral processed finished products.
Permanent magnetism separation equipment is the operating fields for utilizing permanent magnets to produce steady, without excessive consumption electric energy, with new
The appearance of type high performance permanent magnetic materialses so that develop permanent magnetic strong magnetic optional equipment and be possibly realized.The section of mineral processing industry in recent years
Skilled worker author, is directed to the research of permanent magnetic strong magnetic optional equipment always, and develops corresponding permanent magnetic strong magnetic optional equipment product, but at present
Graded shot level, the magnetic plant of micro-size fraction weak magnetic mineral are can apply to, its industrial production effect is not good, fail to use always
In industrial production.Main cause is to fail to solve the magnetic field intensity in sorting space and sorting space in the design of permanent magnetism architecture always
Contradiction between size, its substantive issue is that permanent magnetism architecture is unreasonable, and magnetic leakage factor is big, and magnetic energy utilization rate is low, and large scale is forever
Magnet assembling is difficult.So the magnetic system design forever of the high coarse scale structures of magnetic energy utilization rate is current top priority.
In view of the foregoing, the utility model proposes a kind of effective solution so that permanent magnetic strong magnetic optional equipment is practically applicable to
Industrial production.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of sorting space magnetic field power by force, can effectively sorted thin
The permanent magnetism horizontal disk high gradient magnetic separator of grade, micro-size fraction weak magnetic mineral.
The utility model solves the above problems by the following technical programs：
A kind of permanent magnetism horizontal disk high gradient magnetic separator, including frame, and be installed in frame to ore deposit case, permanent magnetism system, change,
Drive the drive device of change rotation, concentrate collecting box, mine tailing collecting box；
The permanent magnetism system includes the monomer magnetic patch, the magnetic conduction that are made up of permanent magnet for being used to produce sorting space background magnetic field
Body, yoke, in addition to magnetic matrix；
Characterized in that, the change is horizontally disposed, the magnetic matrix ordered arrangement formation magnetic matrix heap is described poly-
Magnetizing mediums heap is fixed in the change, with the change in a moving on rails, is provided with along the track to mining area and without magnetic
Unload mining area, the magnetic separator also includes a vertical passageway, and the magnetic matrix heap is always positioned in the vertical passageway, institute
State that monomer magnetic patch is curved, the monomer magnetic patch of two arcs is set to pole formula, and separated by a distance, the magnetic field between them
Space is the sorting space, and magnetic conductor described in two is divided in described in two on the relative pole-face of monomer magnetic patch along radian direction,
The magnetic flux for producing monomer magnetic patch described in two is gathered in the sorting space, to improve the magnetic flux density in the sorting space,
The yoke is integrally curved, and radial section is U-shaped, referred to as U-shaped magnetic system structure, groove of the monomer magnetic patch along arc described in two
Wall is divided on the inside of two cell walls, and the main flux direction that monomer magnetic patch described in two is formed in the sorting space is horizontal direction,
And direction is identical and be overlapped mutually, and is connected by the yoke and form flux circuit, to reduce magnetic leakage, it is described to mining area and its
Vertical passageway at position is located in the sorting space, and in the background magnetic field, the mine mouth that goes out to ore deposit case is located at
Described to give mining area top, the bottom surface of the yoke is provided with tailing outlet port, and the mine tailing collecting box is undertaken on the mine tailing discharge
Below mouthful, the concentrate collecting box is undertaken on described unload below mining area.
When the magnetic matrix heap is located at described be filled in mining area in the sorting space, the magnetic in the sorting space
The line of force is through the magnetic matrix and being magnetized, and it (or is strong that high-gradient intense magnetic field area is formed around the magnetic matrix
Magnetic force area), when ore pulp is from top to bottom by the circular passage to mining area section, the magnetic ore particle in the ore pulp is attracted to institute
Magnetic matrix surface is stated, and tailing outlet port of the non magnetic ore particle in ore pulp under hydraulic action from yoke bottom surface is discharged into the tail
Ore deposit collecting box；
With the rotation of the change, the magnetic mineral being attracted on the magnetic matrix surface is brought to no magnetic field
Mining area is unloaded, under the flushing of high-pressure washing water, the concentrate collecting box is discharged to along the circular passage for unloading mining area section, realizes magnetic
The sorting of property mineral.
The monomer magnetic patch is tiled by multiple Nd-Fe-B permanent magnets to be formed, and solves the assembling of monoblock large scale permanent magnet difficult
The problem of.
The plumb height of the monomer magnetic patch is between 20cm~70cm, and two magnetic pole strengths distance (width in sorting space) exists
Between 5cm~20cm, the height of the magnetic matrix heap is between 8~40cm.
It is used as preferred embodiment of the present utility model：It is described to mining area and described unload is additionally provided with cleaning area between mining area,
The cleaning area also is located in the sorting space, in the background magnetic field, and the magnetic separator also includes cleaning device, institute
Cleaning device delivery port is stated above cleaning area.
The magnetic mineral and the non magnetic ore of part entrainment being attracted on the magnetic matrix surface are by the institute of rotation
State magnetic matrix and first take cleaning area to, after clear water is cleaned, the non magnetic ore of entrainment is continued to arrange from the mine tailing of yoke bottom surface
Outlet is discharged to the mine tailing collecting box, so that the magnetic matrix only unloads mining area by what concentrate took no magnetic field to.
The magnetic matrix heap in a ring, is coaxially disposed with the change, and the corresponding vertical passageway is by two annulars
The circular passage that conduit wall is enclosed, to make sorting operating mode be continous way.
Pack completeness ＜ 18% of the magnetic matrix in sorting space.
The combination in mining area is formed with described at least two to mining area, cleaning area, unloaded on the track, to improve sorting effect
Rate.
The entrance of the mine tailing collecting box and the tailing outlet port of the yoke bottom surface are tightly connected, the mine tailing collecting box
Outlet be provided with tailings discharging regulating valve.Tailings discharging regulating valve is adjusted, controllable ore pulp flows through the speed of magnetic matrix heap, made
Sort space and keep a metastable liquid level position.
The magnetic separator also includes membrane pulsation device, is connected with the mine tailing collecting box.The effect of membrane pulsation device
It is to make to enter to pulse above and below the ore pulp generation in magnetic matrix heap, eliminates clogging of the ore particle in magnetic matrix, subtract simultaneously
The inclusion content of concentrate in small assorting room, improves concentrate grade.
Magnetic induction intensity >=10000Gs of the background magnetic field in the sorting space.
Compared to prior art, the utility model has the advantages that：
1) monomer magnetic patch is tiled into using Nd-Fe-B permanent magnet material in permanent magnetism system of the present utility model, and magnet pole is adopted
Formed, magnetic system physical dimension can be very big, and assembled by the magnetic flux that magnetic conductor produces big pole-face permanent magnet with modularization assemble
To sorting space, while permanent magnetism architecture employs leaking-stopping measure, leakage field is substantially reduced, magnetic energy utilization rate is improved.Effectively solve
The contradiction determined between the sorting space magnetic field intensity existed in the past and sorting space size, the magnetic field for both improving sorting space is strong
The volume of degree, again increase sorting space, improves the disposal ability of equipment, meets industrial requirement；
2) short transverse of magnetic matrix heap is consistent with assembled permanent magnet pole-face short transverse, and is directly proportional.With magnet
The increase of pole-face height is tiled, the height of magnetic matrix heap can increase therewith, actually add distance of the ore pulp by media stack,
Compared with vertical ring type high gradient equipment, the height of media stack can double the above, substantially increase the rate of recovery of magnetic mineral；
3) for founding ring type, ore pulp is to flow into magnetic matrix by upper leading pole, and non magnetic ore passes through lower leading pole quilt
Discharge, its shortcoming one is to increase the complexity of device structure；Two be the characteristics of geomagnetic field distribution that have impact on magnetic system, empty to improving sorting
Between background magnetic field be it is unfavorable, the utility model use flat ring pattern, to ore deposit direction vertically downward, ore pulp is directly entered poly- magnetic
Media stack, the tailing outlet port that non magnetic ore is opened up by yoke enters mine tailing collecting box so that permanent magnetism architecture is simple,
Beneficial to the raising of background magnetic field；
4) because the permanent magnet in permanent magnetism system is formed using Modularized splice, solve on bulk permanent magnet mounting process
Problem, can construct large-sized permanent magnetism architecture, construct large-sized sorting space；
5) the utility model uses continuously-running duty, i.e., continuously give ore deposit mode, with the high terraced magnetic separator phase of other periodics
Than sorting work efficiency improves more than 30%, and without complicated circuit control system, complete machine device is simple, sorting process
Amount is big；
6) the utility model uses membrane pulsation device, the water for making the ore pulp perpendicular through magnetic matrix be pulsed up and down
Power kinetic energy is acted on, and ore pulp also pumps while moving downward so that mine particle group by it is poly- when medium process
In remain loose condition (of surface), do not produce clogging, meanwhile, be entrained in non-magnetic ore particle on magnetic matrix surface and rushed
Wash, spin off, improve concentrate grade；
7) compared with electromagnetism high gradient magnetic separator, the utility model makees magnetic source using permanent-magnet material, substantially reduces electric energy
Consumption, reduce equipment job costs, meanwhile, also cause device structure simplify, reduce equipment manufacturing cost；
8) outlet of mine tailing collecting box of the present utility model is connected with adjusting control valve so that the liquid level energy in sorting space
Stabilization is on a suitable position, while can also pass through magnetic matrix according to the change regulation ore pulp of selected magnetic mineral
Speed, to reach optimal ore dressing effect.
Brief description of the drawings
Fig. 1 is the A-A views of the utility model permanent magnetism horizontal disk high gradient magnetic separator preferred embodiment；
Fig. 2 is the top view of permanent magnetism system in Fig. 1；
Fig. 3 is the B-B views of the utility model permanent magnetism horizontal disk high gradient magnetic separator preferred embodiment；
In figure, to ore deposit case 1；Change 2；Yoke 3；Monomer magnetic patch 4；Magnetic conductor 5；Magnetic matrix heap 6；Transmission case 7；Mine tailing is received
Header 8；Tailing outlet port 9；Sediment outflow control valve 10；Frame 11；Ore pulp overflow ducts 12；Unload mineral water spray equipment 13；Driving dress
Put 14；Concentrate collecting box 15；Drive link 16；Diaphragm plate 17；Barrier film 18；Circular passage 19；Magnetic matrix rod 61；Demarcation strip 62.
Embodiment
The utility model is further elaborated with reference to specific embodiment：
As shown in Figures 1 to 3, the permanent magnetism horizontal disk high gradient magnetic separator of the present embodiment, including frame 11 and it is installed on frame 11
On to ore deposit case 1, permanent magnetism system, horizontal change 2, driving change 2 rotate drive device 14, membrane pulsation device, concentrate receive
Header 15, mine tailing collecting box 8, sediment outflow control valve 10.
Permanent magnetism system includes being used for the monomer magnetic patch 4, magnetic conductor 5, yoke 3 that produce sorting space background magnetic field, in addition to poly-
Magnetizing mediums.Monomer magnetic patch 4 is curved, is tiled and formed by polylith Nd-Fe-B permanent magnet, and two 4 pairs of monomer magnetic patch pole formulas are set, and phase
At a certain distance, between them it is sorting space.Yoke 3 is overall curved, and radial section is U-shaped, two monomer magnetic patch 4 along
The cell wall of arc is divided on the inside of two cell walls.The magnetic direction level that two monomer magnetic patch 4 are formed in sorting space, and magnetic field side
It is superimposed to same magnetic field, and flux circuit is formed by the connection of yoke 3.The bottom surface of yoke 3 is provided with tailing outlet port 9.The edge of two magnetic conductor 5
Arc monomer magnetic patch 4 be arranged on its towards sorting space pole-face on, i.e. on the relative pole-face of two monomer magnetic patch 4, its make
It is gathered in the magnetic flux for being to produce permanent magnet in sorting space, the magnetic flux density in enhancing sorting space.The utility model is forever
Magnetic system is rational in infrastructure, and magnetic leakage factor is small, and magnetic energy utilization rate is very high, is remarkably improved the magnetic field intensity in sorting space.
Magnetic matrix ordered arrangement formation magnetic matrix heap 6, magnetic matrix is made up of magnetic conduction ferrous material, magnetic conduction irony material
Material is general to use rod filament, and cross section is circular or rhombus, or directly uses steel wool.
In the present embodiment, as shown in Fig. 2 magnetic matrix uses the stainless steel wire of pole shape, in sorting space, poly- magnetic is situated between
The length direction of matter rod 61 is vertical and vertical with ore pulp flow direction with main flux direction in sorting space, is attached around from beginning to end
A circle is formed within one week, multiple such circle arranged radiallys are spaced, and form vertical shape in one layer, magnetic matrix heap 6
Into multilayer, every layer separated by a distance, and the circle consistency from top to bottom in adjacent two layers is arranged or arranged alternatively up and down.Along the circle
Provided with multiple demarcation strips 62, magnetic matrix rod 61 is fixed on demarcation strip 62, and is fixed on circular passage 19 by demarcation strip 62
In (hereafter telling about).A single vertical passageway is formed between adjacent two demarcation strip 62.
Depending on granule size of the diameter of magnetic matrix rod 61 according to sorting mined material, the distance between magnetic matrix rod 61
Also it is relevant with sorting mined material granularity, do not blocked as principle during with ore pulp by magnetic matrix heap 6.Magnetic matrix is in sorting space
Pack completeness ＜ 18%.
Effect of the magnetic matrix in sorting space mainly has two aspects：One is the increase in the magnetic conductance in sorting space, makes
Obtain permanent magnetism system magnetic circuit is increased by sorting the magnetic flux coefficient in space, the magnetic flux density increase of background magnetic field；Two be that magnetic matrix exists
By fast-magnetic in magnetic field, complementary field is produced, outer magnetizing field is superimposed with complementary field, on magnetic direction, changes sorting
The characteristics of geomagnetic field distribution in space so that form High-gradient Magnetic place and strong magnetic around magnetic matrix surface and medium in certain space
Power area.
As shown in figure 1, change 2 is horizontally disposed, central shaft is connected by a longitudinal axis with drive device 14, by drive device 14
Driving rotation, and rotating speed is adjustable, 2 diameters of change≤2500mm.
Permanent magnetism system is arranged on the lower section of change 2.Wherein magnetic matrix heap 6 is coaxially fixed in change 2, with change 2 in a ring
Shape moving on rails.Specifically：Magnetic separator also includes the circular passage 19 enclosed by two circular passage walls, and circular passage 19 is erected
To the edge for being fixed on change 2, magnetic matrix heap 6 is fixed in circular passage 19.
As shown in Fig. 2 a-b-c sections of circular orbit is located in the sorting space, by monomer magnetic patch 4 above, magnetic conductor 5,
The magnetic system unit reasons for its use magnetic field covering that yoke 3 is constituted, c-a sections are without field regions.A-b sections are that b-c sections are clear to mining area
Area is washed, c-a sections are to unload mining area.A-b, b-c length range are adjusted according to the condition of production, to adjust the mine-supplying quantity in production process
And concentrate rinses degree.Arc length a-b-c≤140 ° of magnetic system unit.On this 360 ° horizontal annular track, symmetrically match somebody with somebody
The magnetic system unit above two is equipped with, magnetic matrix 6 continues through the sorting space of permanent magnetism system under the drive of change 2.
As shown in Figure 1, 2, the permanent magnetism side of fastening is arranged on to ore deposit case 1, feed port is reached on a~b sections of corresponding circular passages
End (notices that change in location does not occur with the rotation of circular passage for a-b-c fragment positions), entrance and the yoke 3 of mine tailing collecting box 8
The tailing outlet port 9 of bottom surface is tightly connected, and sediment outflow control valve 10 is arranged on the outlet of mine tailing collecting box 8.As shown in figure 3, concentrate
Collecting box 15 is undertaken on below c-a sections of corresponding circular passages.
The ore pulp being sorted sorts space to ore deposit from the a-b sections to ore deposit case 1 into two magnetic system units, and ore pulp from top to bottom leads to
When crossing magnetic matrix heap 6, magnetic ore particle is attracted to the surface of magnetic matrix, and non magnetic ore particle passes through mine tailing under hydraulic action
Outlet 9 enters mine tailing collecting box 8, then is discharged by sediment outflow control valve 10.The magnetic ore particle adsorbed by magnetic matrix is by turning
Ring 2 takes b-c sections of cleaning area to, and by cleaning device (not shown) spraying-rinsing, (directly water filling is clear above b-c sections of circular passages
Wash flushing), except the non magnetic ore particle of deentrainment, last magnetic ore particle takes c-a sections to by change 2 again and unloads mining area, by being arranged on
The mineral water spray equipment 13 that unloads above circular passage is rinsed, as shown in figure 3, then, being discharged into concentrate collecting box 15, being finally completed magnetic
The sorting of property mineral.
The sediment outflow control valve 10 that mine tailing collecting box 8 is exported is to control the mineral syrup liquid and ore pulp that sort space to pass through poly- magnetic
The flow velocity of media stack 6.For the mineral of different magnetic, ore pulp is controlled to pass through magnetic matrix heap by tailings discharging control valve 10
6 speed so that the mineral of different magnetic have enough residence times when by sorting space, so as to be filled by magnetic matrix
Divide and catch, improve the rate of recovery of magnetic mineral.For the flow velocity of ore pulp compared with strongly magnetic mineral, can be increased, increase the processing of equipment
Amount, for flow rate of pulp can be reduced compared with weak magnetic mineral, to improve the rate of recovery of magnetic mineral.
Ore pulp overflow ducts 12 are arranged on the side of yoke 3, for collecting the ore pulp overflowed, then are discharged to ore pulp collecting pit.
Membrane pulsation device is connected with mine tailing collecting box 8, and its effect is to make the ore pulp by magnetic matrix heap 6 by under
And on hydraulic pulse kinetic energy effect, ore pulp is also pumped while moving downward, so that in ore pulp
Particle swarm remains loose condition (of surface) during by magnetic matrix heap 6, does not produce clogging, while making to be entrained in poly-
The non magnetic ore particle of magnetic media surface obtains flushing and spun off.Membrane pulsation device is by transmission case 7, drive link 16, diaphragm plate 17
Collectively constituted with barrier film 18, transmission case 7 passes sequentially through drive link 16, diaphragm plate 17 and barrier film 18 and is connected with the side wall of mine tailing collecting box 8.
In the utility model technology, the background magnetic field that permanent magnetism is tied up in sorting space can reach 10000Gs or higher, sort
The width in space can reach 8cm or wider, and the height (distance that ore pulp passes through magnetic matrix) of magnetic matrix heap can reach 16cm
Or higher, Li Liang≤10t/h at Yuan ore deposits, sort granularity≤1.0mm.
It is to carry out the case that fine fraction, micro-size fraction weak magnetic mineral are sorted using the utility model below：
From a diameter of 2.0mm magnetic medium rods.1. it is 3.0 × 10 for sorting specific susceptibility-5cm3/ g, granularity is
0.075mm (200 mesh) weak magnetic mineral, when the distance that magnetic ore particle is in magnetic media surface is 1.0mm, downward flow velocity is
During 6cm/s, suffered magnetic force is 14.40 × 10-8N, and fluid is 4.24 × 10 to the mechanical resistance of ore particle-8N。
2. the weak magnetic mineral for being 0.0375mm (400 mesh) for sorting granularity, when magnetic mineral aggregate is in magnetic media surface
Distance be 0.5mm, when downward flow velocity is 6.0cm/s, suffered magnetic force is 3.67 × 10-8N, and fluid is to ore particle
Mechanical resistance is 2.12 × 10-8N。
If 3. from the thinner magnetic medium rod of diameter, the thinner magnetic mineral of granularity can be caught.
Embodiment not limited to this of the present utility model, according to the above, according to this area ordinary technical knowledge and
Customary means, on the premise of the above-mentioned basic fundamental thought of the utility model is not departed from, the utility model can also be made other
The equivalent modifications of diversified forms, replace or change, the purpose of this utility model can be achieved.
Claims (10)
1. a kind of permanent magnetism horizontal disk high gradient magnetic separator, including frame, and be installed in frame to ore deposit case, permanent magnetism system, change, drive
The drive device of the dynamic change rotation, concentrate collecting box, mine tailing collecting box；
The permanent magnetism system includes the monomer magnetic patch, magnetic conductor, the magnetic that are made up of permanent magnet for being used to produce sorting space background magnetic field
Yoke, in addition to magnetic matrix；
Characterized in that, the change is horizontally disposed, the magnetic matrix ordered arrangement formation magnetic matrix heap, the poly- magnetic is situated between
Matter heap is fixed in the change, with the change in a moving on rails, is provided with along the track to mining area and without magnetic field
Mining area is unloaded, the magnetic separator also includes a vertical passageway, and the magnetic matrix heap is always positioned in the vertical passageway, the list
Body magnetic patch is curved, and the monomer magnetic patch of two arcs is set to pole formula, and separated by a distance, the magnetic field space between them
As described sorting space, magnetic conductor described in two is divided in described in two on the relative pole-face of monomer magnetic patch along radian direction, makes two
The magnetic flux that the monomer magnetic patch is produced is gathered in the sorting space, described to improve the magnetic flux density in the sorting space
Yoke is integrally curved, and radial section is U-shaped, referred to as U-shaped magnetic system structure, cell wall point of the monomer magnetic patch described in two along arc
On the inside of two cell walls, the main flux direction that monomer magnetic patch described in two is formed in the sorting space is horizontal direction, and just
To identical and be overlapped mutually, and connected by the yoke and form flux circuit, the vertical passageway at mining area and its position
In the sorting space, in the background magnetic field, the mine mouth that goes out to ore deposit case gives mining area top, institute positioned at described
The bottom surface for stating yoke is provided with tailing outlet port, and the mine tailing collecting box is undertaken on below the tailing outlet port, and the concentrate is received
Header is undertaken on described unload below mining area.
2. magnetic separator according to claim 1, it is characterised in that the monomer magnetic patch is tiled by multiple Nd-Fe-B permanent magnets
Form.
3. magnetic separator according to claim 2, it is characterised in that the plumb height of the monomer magnetic patch is in 20cm~70cm
Between, bipolar magnetic identity distance is between 5cm~20cm, and the height of the magnetic matrix heap is between 8~40cm.
4. magnetic separator according to claim 2, it is characterised in that it is described to mining area and it is described unload be additionally provided between mining area it is clear
Area is washed, the cleaning area also is located in the sorting space, in the background magnetic field, the magnetic separator also includes cleaning dress
Put, the cleaning device delivery port is located above cleaning area.
5. magnetic separator according to claim 4, it is characterised in that the magnetic matrix heap is in a ring, same with the change
Axle is set, and the corresponding vertical passageway is the circular passage enclosed by two circular passage walls.
6. magnetic separator according to claim 5, it is characterised in that pack completeness ＜ of the magnetic matrix in sorting space
18%.
7. magnetic separator according to claim 5, it is characterised in that be formed with the track described at least two to ore deposit
Area, cleaning area, the combination for unloading mining area.
8. the magnetic separator according to any one of claim 1~7, it is characterised in that the entrance of the mine tailing collecting box and institute
The tailing outlet port for stating yoke bottom surface is tightly connected, and the outlet of the mine tailing collecting box is provided with tailings discharging regulating valve.
9. magnetic separator according to claim 8, it is characterised in that the magnetic separator also includes membrane pulsation device, with institute
Mine tailing collecting box is stated to be connected.
10. magnetic separator according to claim 9, it is characterised in that the magnetic induction of the background magnetic field in the sorting space is strong
Degree >=10000Gs.
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| CN110605179A (en) * | 2019-10-16 | 2019-12-24 | 中南大学 | High-gradient magnetic separation experimental device |
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