CN104707723A - Permanent-magnet high-gradient flat-ring continuous magnetic separator - Google Patents
Permanent-magnet high-gradient flat-ring continuous magnetic separator Download PDFInfo
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- CN104707723A CN104707723A CN201510084380.6A CN201510084380A CN104707723A CN 104707723 A CN104707723 A CN 104707723A CN 201510084380 A CN201510084380 A CN 201510084380A CN 104707723 A CN104707723 A CN 104707723A
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Abstract
The invention relates to a permanent-magnet high-gradient flat-ring continuous magnetic separator. The magnetic separator comprises permanent-magnet magnetic systems and separating rings, wherein the separating rings are horizontally arranged; the permanent-magnet magnetic systems comprise M pairs of inner and outer combined close magnetic systems comprising inner magnetic units, inner yokes, outer yokes and outer magnetic units, which are respectively positioned on the inner sides and the outer sides of the separating rings, and the outer yokes, the outer magnetic units, the inner magnetic units and the inner yokes are successively mounted in magnetic system brackets and form the close magnetic system through magnetic conductive plates; magnetic pole surfaces of the inner magnetic units and the outer magnetic units are convex-concave cambered surfaces with a concentric circle, and an arc passage for allowing the separating rings to pass through is formed between the inner magnetic units and the outer magnetic units, so that a separating space with a uniform background magnetic field is formed; the outer sides of the inner and outer yokes are connected with adjusting screws which are used for adjusting gaps between inner and outer yokes and the magnetic units. The magnetic separator does not have exciting power, is small in operating power, stable and reliable, and saves energy and is environment-friendly; the background magnetic field is uniform, the intensity can reach 0.85T, the magnetic separator is continuously adjustable when the magnetic field intensity is within the range of 0.05-0.85T, the separating effect is good, and the manufacturing cost and the operating cost are low.
Description
Technical field
The present invention relates to a kind of permanent magnetic separator, particularly relate to a kind of be applicable to particulate weak magnetic mineral wet separation or the continuous magnetic separator of the flat ring of permanent-magnet high gradient of removing particulate weak magnetic mineral.
Background technology
High gradient magnetic separator is a kind of effective equipment of graded shot weak magnetic mineral.Existing multiple high gradient magnetic separator, as Jones's horizontal disk high gradient magnetic separator, SHP high gradient magnetic separator, SQC high gradient magnetic separator, Slon vertical ring high-gradient magnetic separator, the DLS pulsating high gradient magnetic separator with vertical ring that Yueyang produces, the vertical ring high-gradient magnetic separator disclosed in patent CN200820203170.X, CN200820203159.3, above high gradient magnetic separator common feature is all the magnetic separator of electromagnetic type, and existing problem is: energy consumption is large, complex structure, magnetic field instability, operating cost are high; Permanent-magnet vertical-ring high-gradient magnetic separator disclosed in patent 97247534.6, though its magnetic system is permanent magnetism, its magnetic is centripetal open circuit magnetic system, and the magnetic fields degree of depth is too shallow, and low high on the magnetic field in separatory vessel, highfield district is narrow, separating effect and disposal ability limited.
Summary of the invention
The object of this invention is to provide a kind ofly sort that precision is high, stable and reliable operation, energy-conserving and environment-protective the continuous magnetic separator of the flat ring of permanent-magnet high gradient, to overcome the above-mentioned deficiency existing for prior art.
The technical scheme that the present invention takes is: the continuous magnetic separator of the flat ring of a kind of permanent-magnet high gradient, comprise frame, rack-mounted mine feeding bucket, permanent magnetic system, the separation ring being filled with magnetic matrix and driving mechanism thereof, dolly, demineralization device, mine tailing chute and concentrate collector groove, described separation ring horizontal arrangement, described mine feeding bucket, dolly and demineralization device are positioned at the top of separation ring, and described concentrate collector groove and mine tailing chute are positioned at the below of separation ring;
Described permanent magnetic system comprises the closed magnetic system of M to inside and outside combination, permanent magnetic system magnetic line of force direction and separation ring axes normal; Described closed magnetic system comprises outer yoke, outer magnetic group, interior magnetic group and inner yoke, described outer yoke and outer magnetic group are positioned at the outside of separation ring, described interior magnetic group and inner yoke are positioned at the inner side of separation ring, described outer yoke, outer magnetic group, interior magnetic group and inner yoke are arranged in magnetic system support successively, and form closed magnetic system by magnetic conductive board; The magnetic pole strength of described interior magnetic group and outer magnetic group is concentrically ringed convex-concave cambered surface, leaves the curved channel that separation ring passes through between interior magnetic group and outer magnetic group, thus forms the sorting space with homogeneous background magnetic field;
The outside of described outer yoke connects the adjusting screw(rod) for regulating gap between outer yoke and outer magnetic group; The outside of described inner yoke connects the adjusting screw(rod) for regulating gap between inner yoke and interior magnetic group; Be equipped with in interior outer magnetic pole group and can strengthen the magnetic circuit unit that magnetic field reduces leakage field simultaneously; The value of above-mentioned M is the arbitrary integer between 4 ~ 8.
Its further technical scheme is: described separation ring comprises inner ring, outer shroud and is arranged on the N number of magnetic matrix box between inner ring and outer shroud, between each magnetic matrix box, dividing plate is installed, inner ring is connected with travelling gear, and travelling gear and driving mechanism are in transmission connection; The value of N is the arbitrary integer between 30 ~ 50.
Its further technical scheme be: the driving mechanism of described driving separation ring is the adjustable ac variable frequency speed regulation motor of rotating speed.
Described mine tailing chute and concentrate collector groove are integrated into same cell body, and centre is divided into the passage collecting mine tailing and passage two passages collecting concentrate.
Owing to adopting technique scheme, compared with prior art, the continuous magnetic separator of the flat ring of permanent-magnet high gradient of the present invention has the following advantages:
1. due to its separation ring horizontal arrangement of the continuous magnetic separator of the flat ring of permanent-magnet high gradient of the present invention, permanent magnetic system is the closed magnetic system of inside and outside combination, magnetic line of force direction and separation ring axes normal, the closed magnetic system of inside and outside combination lays respectively at the inner side and outer side of separation ring, and forming closed magnetic circuit by magnetic conductive board, the magnetic pole strength of interior magnetic group and outer magnetic group is concentrically ringed convex-concave cambered surface, thus forms the sorting space with homogeneous background magnetic field, magnetic field intensity and gradient high, magnetic field intensity can reach 0.85T; Be specially adapted to the wet separation of the weak magnetic of particulate and non magnetic ore;
2. the continuous magnetic separator of the flat ring of the permanent-magnet high gradient of the present invention is without exciting power, operation power is little, reliable and stable, energy-conserving and environment-protective (can save energy more than 85%), the outside of inside and outside yoke is connected with adjusting screw(rod), the gap between inside and outside magnetic group and yoke is regulated easily by adjusting screw(rod), make magnetic field intensity continuously adjustabe in the scope of 0.05 ~ 0.85T, realize effective sorting of the mineral to the strong and weak magnetic of difference;
3. the continuous magnetic separator of the flat ring of the permanent-magnet high gradient of the present invention adopts continous way ring revolving structure, ore pulp is fed by the upper front of magnetic group, separation ring rotates continuously, ore pulp is smooth in magnetic matrix in rotation, and pouring washwater, mineral can not block a point network selection, good separation effect, just can effectively graded shot weak magnetic mineral or removing particulate weak magnetic mineral without the need to pulsing mechanism, obtain high-grade concentrate; Drive the driving mechanism of separation ring to be the adjustable ac variable frequency speed regulation motor of rotating speed, separation ring rotating speed can regulate arbitrarily, strong adaptability;
4. the continuous magnetic separator of the flat ring of the permanent-magnet high gradient of the present invention is in a separation ring, can assemble multiple magnetic pole group simultaneously, is conducive to improving complete machine treating capacity, and structure is simple, it is convenient, lightweight to control, manufacture and operating cost low; Because mine tailing chute and concentrate collector groove are integrated into same cell body, centre is divided into two passages collecting mine tailing and concentrate respectively, can avoid disperseing discharging, be conducive to raising the efficiency.
Below, in conjunction with the accompanying drawings and embodiments the technical characteristic of the continuous magnetic separator of the flat ring of the permanent-magnet high gradient of the present invention is further described.
Accompanying drawing explanation
Fig. 1 is the continuous magnetic separator structural representation of the flat ring of permanent-magnet high gradient;
Fig. 2 is the flat ring of the permanent-magnet high gradient continuous magnet separator magnetic group distribution schematic diagram of embodiment one;
Fig. 3 is the continuous magnet separator magnetic system structural representation of the flat ring of permanent-magnet high gradient;
Fig. 4 is the flat ring of permanent-magnet high gradient continuous magnetic separator separation ring schematic diagram;
Fig. 5 is the A portion enlarged drawing of Fig. 4.
In figure:
1-frame, 2-concentrate collector groove, 3-permanent magnetic system, 4-separation ring, 41-outer shroud, 42-inner ring, 43-cartridge, 44-dividing plate, 45-travelling gear, 5-mine feeding bucket, 51-ore pulp valve, 6-dolly, 7-demineralization device, 8-driving mechanism, 9-mine tailing chute, 10-magnetic system support, 11-curved channel, 12-magnetic system pressing plate, 13-outer yoke, 14-outer magnetic group, 15-interior magnetic group, 16-inner yoke, 17,20-adjusting screw(rod), 18-magnetic conductive board, 19-blocks up magnetic cell.
Detailed description of the invention
The continuous magnetic separator of a kind of flat ring of permanent-magnet high gradient, comprise frame 1, rack-mounted mine feeding bucket 5, permanent magnetic system 3, the separation ring 4 being filled with magnetic matrix and driving mechanism 8, dolly 6, demineralization device 7, mine tailing chute 9 and concentrate collector groove 2, described concentrate collector groove is arranged at below the separation ring behind separation ring direction of rotation, point constituency, and described dolly 6 and demineralization device 7 are positioned at the top with the separation ring of concentrate collector groove corresponding site; Described separation ring horizontal arrangement, described permanent magnetic system 3 comprises 4 closed magnetic systems to inside and outside combination, permanent magnetic system magnetic line of force direction and separation ring axes normal; Often pair of described closed magnetic system comprises outer yoke 13, outer magnetic group 14, interior magnetic group 15 and inner yoke 16, outer yoke 13 and outer magnetic group 14 are positioned at the outside of separation ring, interior magnetic group 15 and inner yoke 16 are positioned at the inner side of separation ring, described outer yoke 13, outer magnetic group 14, interior magnetic group 15 and inner yoke 16 are arranged in magnetic system support 10 successively, and form closed magnetic system by magnetic conductive board 18.
The magnetic pole strength of described interior magnetic group 15 and outer magnetic group 14 is concentrically ringed convex-concave cambered surface, leaves the curved channel 11 that separation ring passes through between interior magnetic group 15 and outer magnetic group 14, thus forms the sorting space with homogeneous background magnetic field; The outside of described outer yoke connects the adjusting screw(rod) 20 for regulating gap between outer yoke and outer magnetic group; The outside of described inner yoke connects the adjusting screw(rod) 17 for regulating gap between inner yoke and interior magnetic group.
Described separation ring 4 comprises inner ring 42, outer shroud 41 and is arranged on 34 magnetic matrix boxes 43 between inner ring and outer shroud, dividing plate 44 is installed between magnetic matrix box, inner ring is connected with travelling gear 45, travelling gear is in transmission connection with driving the driving mechanism 8 of separation ring, and described driving mechanism 8 is the adjustable ac variable frequency speed regulation motor of rotating speed.
Described mine tailing chute 9 and concentrate collector groove 2 are integrated into same cell body, and centre is divided into the passage collecting mine tailing and passage two passages collecting concentrate.
Above-described embodiment is the present invention's preferably one of embodiment, as conversion:
1. the logarithm M that the continuous magnetic separator of the flat ring of the permanent-magnet high gradient of the present invention forms the closed magnetic system of permanent magnetic system can set according to actual needs, and it is 4 ~ 8 right to be generally, but is not limited thereto, and according to different disposal abilities, can be designed to different magnetic group numbers;
2. regulate the gap between inside and outside magnetic group also to realize by jack;
3. the number of the cartridge of the separation ring of the continuous magnetic separator of the flat ring of permanent-magnet high gradient is not limited to 34, can set according to actual needs, is generally the arbitrary integer between 30 ~ 50, loads magnetic stainless steel net (rod, hair etc.) in box.
assorting room of the present invention is as follows:start driving mechanism 8, separation ring 4 rotates clockwise, cartridge 43 is along with separation ring 4 is continuously by a point constituency, start ore pulp valve 51, start dolly 6 and demineralization device 7 simultaneously, ore pulp enters a point constituency from mine feeding bucket 5, non magnetic ore particle is by gravity, fluid force is through magnetizing mediums, flow into mine tailing chute 9, magnetic ore particle is attracted on magnetizing mediums, along with separation ring forwards cleaning area to, the rinse water sprayed by dolly 6 rinses out and is entrained in non-magnetic particle in concentrate particle or other impurity, concentrate particle goes to demineralization district with separation ring, spray press water by demineralization device 7 concentrate particle washed out to fall concentrate collector groove 2, the cartridge 43 rinsed well, a point constituency is forwarded again to turning separation ring, again feed, cleaning, demineralization circulates again, realize continuous sorting.
Claims (4)
1. the continuous magnetic separator of the flat ring of permanent-magnet high gradient, comprise frame (1), rack-mounted mine feeding bucket (5), permanent magnetic system (3), the separation ring (4) being filled with magnetic matrix and driving mechanism (8), dolly (6), demineralization device (7), mine tailing chute (9) and concentrate collector groove (2), it is characterized in that:
Described separation ring horizontal arrangement, described mine feeding bucket (5), dolly (6) and demineralization device (7) are positioned at the top of separation ring, and described concentrate collector groove and mine tailing chute are positioned at the below of separation ring;
Described permanent magnetic system (3) comprises the closed magnetic system of M to inside and outside combination, permanent magnetic system magnetic line of force direction and separation ring axes normal;
Described closed magnetic system comprises outer yoke (13), outer magnetic group (14), interior magnetic group (15) and inner yoke (16), described outer yoke (13) and outer magnetic group (14) are positioned at the outside of separation ring, described interior magnetic group (15) and inner yoke (16) are positioned at the inner side of separation ring, described outer yoke (13), outer magnetic group (14), interior magnetic group (15) and inner yoke (16) are arranged in magnetic system support (10) successively, and form closed magnetic system by magnetic conductive board (18);
The magnetic pole strength of described interior magnetic group (15) and outer magnetic group (14) is concentrically ringed convex-concave cambered surface, leaves the curved channel (11) that separation ring passes through between interior magnetic group (15) and outer magnetic group (14), thus forms the sorting space with homogeneous background magnetic field;
The outside of described outer yoke connects the adjusting screw(rod) (20) for regulating gap between outer yoke and outer magnetic group; The outside of described inner yoke connects the adjusting screw(rod) (17) for regulating gap between inner yoke and interior magnetic group; Be equipped with in interior outer magnetic pole group and can strengthen the magnetic circuit unit (19) that magnetic field reduces leakage field simultaneously; The value of above-mentioned M is the arbitrary integer between 4 ~ 8.
2. the continuous magnetic separator of the flat ring of permanent-magnet high gradient according to claim 1, it is characterized in that: described separation ring (4) comprises inner ring (42), outer shroud (41) and is arranged on the N number of magnetic matrix box (43) between inner ring and outer shroud, dividing plate (44) is installed between each magnetic matrix box, inner ring is connected with travelling gear (45), and travelling gear and driving mechanism (8) are in transmission connection; The value of N is the arbitrary integer between 30 ~ 50.
3. the continuous magnetic separator of the flat ring of permanent-magnet high gradient according to claim 1 and 2, is characterized in that: the driving mechanism (8) of described driving separation ring is the adjustable ac variable frequency speed regulation motor of rotating speed.
4. the continuous magnetic separator of the flat ring of permanent-magnet high gradient according to claim 3, is characterized in that: described mine tailing chute (9) and concentrate collector groove (2) are integrated into same cell body, and centre is divided into the passage collecting mine tailing and the passage collecting concentrate.
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| CN201510084380.6A CN104707723A (en) | 2015-02-16 | 2015-02-16 | Permanent-magnet high-gradient flat-ring continuous magnetic separator |
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| CN201510084380.6A CN104707723A (en) | 2015-02-16 | 2015-02-16 | Permanent-magnet high-gradient flat-ring continuous magnetic separator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824515A (en) * | 2017-03-16 | 2017-06-13 | 大连理工大学 | A kind of oily circulating cooling twin coil rotating disc type forceful electric power magnetic separator and magnetic selection method |
| CN107552225A (en) * | 2017-09-15 | 2018-01-09 | 广东省资源综合利用研究所 | A kind of magnetic separator |
| CN111151376A (en) * | 2020-02-05 | 2020-05-15 | 辽宁科技大学 | Composite magnetic system for flat-ring high-gradient magnetic separator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824515A (en) * | 2017-03-16 | 2017-06-13 | 大连理工大学 | A kind of oily circulating cooling twin coil rotating disc type forceful electric power magnetic separator and magnetic selection method |
| CN107552225A (en) * | 2017-09-15 | 2018-01-09 | 广东省资源综合利用研究所 | A kind of magnetic separator |
| CN111151376A (en) * | 2020-02-05 | 2020-05-15 | 辽宁科技大学 | Composite magnetic system for flat-ring high-gradient magnetic separator |
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Application publication date: 20150617 |