CN106000636A - Belt-type dry magnetic separator - Google Patents
Belt-type dry magnetic separator Download PDFInfo
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- CN106000636A CN106000636A CN201610642751.2A CN201610642751A CN106000636A CN 106000636 A CN106000636 A CN 106000636A CN 201610642751 A CN201610642751 A CN 201610642751A CN 106000636 A CN106000636 A CN 106000636A
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- magnetic
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- magnetic system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/18—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation
Abstract
The invention discloses a belt-type dry magnetic separator. The belt-type dry magnetic separator comprises a housing, the upper part of the housing is provided with a feeding inlet, a feeding device is arranged below the feeding inlet, a magnetic separation device is arranged above the feeding device, the magnetic separation device comprises a magnetic separation belt, along a material conveying direction of the feeding device, a primary separation magnetic system and a refined separation magnetic system are orderly arranged in the magnetic separation belt in parallel, a conveying tail end of the feeding device is not in a magnetic material discharge range of the refined separation magnetic system, a magnetic field range of the primary separation magnetic system covers materials on the feeding device, a magnetic field of the refined separation magnetic system is an alternating magnetic field, and magnetic field ranges of the primary separation magnetic system and the refined separation magnetic system are superimposed. The belt-type dry magnetic separator continuously treats a crushed magnetic material so that a product with quality close to that of water separated products is obtained, strictly controls mine tailing magnetic object quality, has a high treatment capability and a large tailings discarding rate, has a very wide mineral particle fraction application range and reduces a later technical equipment investment and a system operation cost.
Description
Technical field
The present invention relates to mineral magnetic separation technology field, particularly to a kind of belt dry-type magnetic extractor.
Background technology
So-called magnetic separation, it is simply that utilize the magnetic contrast of sorted material, the one separated mineral grain in sorting magnetic field sorts mode.Magnetic separation is divided into wet magnetic separation and dry type magnetic separation, and wet magnetic separation is with water as working media, and dry type magnetic separation completely dispenses with water as working media.Current mineral magnetic separation is the grade obtaining smelting requirements, all uses wet ball mill to sort with wet magnetic separator after levigate for material.This technique is also economical rationality for more high-grade raw ore, and a series of problem will be brought for more low-grade raw ore, owing to low-grade ore containing substantial amounts of stone-like pulse, if first do not sorted out by the most substantial amounts of stone-like pulse, it will cause production system, high energy consumption and the high wet tailings glass cost of complexity to whole production technology.
Therefore, current in the technological process processing relatively low-grade ore, first process carrying out throwing tail with dry-type magnetic extractor after crushing raw ore, a large amount of stone-like pulses in raw ore of skimming, enter back into wet magnetic separation technological process after being improved by head grade and sort, owing to the mine tailing grain class distribution after dry throwing is wide, easily carry out safety to deposit, the investment relatively economical of dry tailings glass, greatly reduce the amount of wet mine tailing, fully in reduction system ore grinding with sort energy consumption, reduce the investment of Tailings Dam.
But be currently used for dry type and throw the dry-type magnetic extractor of tail, due to magnetic mineral particles magnetic coagulation phenomenon in magnetic field, Magnetic Materials is caused mutually to be mingled with nonmagnetics, still there is a large amount of nonmagnetics to be mixed in the Magnetic Materials after sorting, cause product grade the highest, to improve product grade, the nonmagnetics being mingled with is separated, a part of Magnetic Materials can be entered in mine tailing again, and mine tailing Magnetic Materials grade is higher, causes the waste of resource.This be current dry-type magnetic extractor at concentrate grade, tailings grade, leave the outstanding problem showed in rate, three indexs can only protect its two, it is impossible to three all turns round and look at.Ensure that these three indexs of ore deposit grade, tailings grade, throwing tail rate have just become technical staff's difficult problem in the urgent need to address of research dry-type magnetic extractor the most simultaneously.
Summary of the invention
The goal of the invention of the present invention is: for the problem of above-mentioned existence, a kind of belt dry-type magnetic extractor is provided, magnetic material after crushing can be processed by continuous print, finally can obtain the product close with wet concentration grade, strict control mine tailing Magnetic Materials grade, reduce the wasting of resources, equipment disposal ability is strong, throws tail rate height, adapts to mineral grade wide, reduce subsequent process equipment investment, reduce system operation cost.
The technical solution used in the present invention is as follows: a kind of belt dry-type magnetic extractor, including housing, it is located at the charging aperture of housing upper, the lower section of charging aperture is provided with charging gear, charging gear be arranged over concentration equipment, concentration equipment includes a magnetic separation belt, conveying material direction along charging gear, primary election magnetic system and selected magnetic system it is provided with the most side by side in magnetic separation belt, the conveying end of charging gear does not enter the magnetic material unloading range of selected magnetic system, the magnetic field range of primary election magnetic system covers the material on charging gear, the magnetic field of selected magnetic system is alternating magnetic field, primary election magnetic system is overlapped mutually with the magnetic field range of selected magnetic system.
Setting due to said structure, material through charging aperture to charging gear, charging gear is by the lower section of primary election evenly laid out for material, stable, that be fed forward in magnetic separation belt continuously magnetic system, due to primary election magnetic system to the magnetic field force of material more than the gravity of material, under the effect of primary election magnetic system high-intensity magnetic field the magnetic material of all bands and the non-magnetic material that is mixed in magnetic material due to magnetic coagulation all by be drawn onto on magnetic separation belt, and tail directly thrown by remaining nonmagnetics by charging gear；The material being attracted on magnetic separation belt is by below magnetic separation Belt Conveying to selected belt, the alternating magnetic field provided due to selected magnetic system, Magnetic Materials will produce upset under the effect of alternating magnetic field, thus will break up owing to the magnetic clutch of magnetic coagulation generation is miscellaneous between Magnetic Materials and nonmagnetics before, nonmagnetics is the most only fallen down from magnetic separation belt by action of gravity, and Magnetic Materials is still at magnetic field force, move forward under the frictional force effect that gravity and magnetic separation belt are provided the magnetic delivery end of selected magnetic system, after final magnetic material takes off magnetic, magnetic material is left under gravity.
Further, in order to make primary election magnetic system be capable of strong magnetic and the sorting of weak magnetic, to a certain extent, solving disk pack and wrap up in the problem miscellaneous with magnetic clutch, primary election magnetic system includes the field regions that multiple magnetic field intensity is different.When magnetic material enters primary election magnetic system's working range, the strongly magnetic material that mean diameter is less is captured by magnetic field and is attached in the lower belt surface of magnetic separation belt, and what mean diameter was bigger then cover on the less material surface of particle diameter.When the magnetic material being attracted on magnetic separation belt is transported to the relatively low-intensity magnetic field district of primary election magnetic system, the magnetic material that part particle diameter is bigger will be fallen on charging gear more than magnetic attraction due to self gravitation, when the magnetic material of whereabouts is delivered to the next one relatively high-intensity magnetic field district by charging gear, the magnetic material that particle diameter is bigger can be picked up again, so, by primary election magnetic system, magnetic material constantly picks up-falls-process that picks up, solve magnetic material disk pack and wrap up in the problem miscellaneous with magnetic clutch so that the concentrate grade that magnetic separation belt sorts out is greatly promoted.
Further, in order to enable the material picked up to realize upset on magnetic separation belt, wrapping up in the problem miscellaneous with magnetic clutch preferably solving disk pack, primary election magnetic system is made up of multiple little magnetic systems, and the magnetic field intensity between adjacent two little magnetic systems is different, or magnetic pole is different.
Further, in order to make selected magnetic system be capable of strong magnetic and the sorting of weak magnetic, wrapping up in the problem miscellaneous with magnetic clutch solving disk pack, selected magnetic system includes the field regions that multiple magnetic field intensity is different.When material is transported to the lower section of selected belt, due to the field regions that the alternating magnetic field of selected magnetic system offer is different with multiple magnetic field intensities of distribution, magnetic material will produce upset under the effect of alternating magnetic field, under the effect of resultant force, rollover effect is preferable, thus will break up owing to the magnetic clutch of magnetic coagulation generation is miscellaneous between magnetic material and non-magnetic material before, and non-magnetic material eventually disengages from magnetic separation belt, magnetic material then continues to be attached on magnetic separation belt, until departing from magnetic field range.
Further, in order to make selected magnetic system can preferably solve the miscellaneous problem wrapped up in disk pack of magnetic clutch, selected magnetic system is made up of multiple little magnetic systems, and the magnetic field intensity between adjacent two little magnetic systems is different, or magnetic pole is different.
Further, in order to make selected magnetic system be obtained in that, alternating magnetic field, selected magnetic system are fixedly connected with vibration source, and vibration source provides alternating magnetic field for selected magnetic system.
Further, vibration source provides horizontal vibration amplitude and the vertical amplitude of 0～15mm of 0～40mm for selected magnetic system.
Further, charging gear includes that a ribbon conveyer, the lower section of ribbon conveyer conveying end are provided with mine tailing mouth, and the lower section of the magnetic material delivery end of selected magnetic system is provided with concentrate mouth.
Further, being provided with the adjustable cutting plate in position between concentrate mouth and mine tailing mouth, mine tailing mouth realizes material with concentrate mouth by cutting plate isolates.
As a kind of alternative, the conveying end of ribbon conveyer is provided with Pao Wei mechanism, is provided with mine tailing mouth below the throwing tail end of Pao Wei mechanism, and the magnetic delivery end of Pao Wei mechanism is provided with recovery port.
In sum, owing to have employed technique scheme, compared with existing belt dry-type magnetic extractor, the invention has the beneficial effects as follows:
1, charging gear all can realize adjustable with magnetic separation belt, and can preferably obtain higher belt speed so that the disposal ability of magnetic separator is the biggest；
2, the grade of the selected mineral of the present invention can reach 0～25mm, magnetic separation excellent effect；
The selected magnetic system of the alternating magnetic field 3, being provided with sufficiently solves the Inclusion Problem of the Magnetic Materials caused by magnetic coagulation and nonmagnetics, makes concentrate grade close to wet separation；
4, the setting of primary election magnetic system, and frequency, adjustable amplitude selected magnetic system common effect is set so that tailings grade can the most effectively regulate and control, it is thus achieved that concentrate grade height, in mine tailing, magnetic material grade substantially reduces.
Accompanying drawing explanation
Fig. 1 is a kind of belt dry-type magnetic extractor structural representation of the present invention；
Fig. 2 is belt dry-type magnetic extractor conveying end and the magnetic material delivery end position view of the present invention；
Fig. 3 is the primary election magnetic system fundamental diagram of the belt dry-type magnetic extractor of the present invention；
Fig. 4 is the selected magnetic system fundamental diagram of the belt dry-type magnetic extractor of the present invention；
Fig. 5 is another situation of belt dry-type magnetic extractor of the present invention.
Labelling in figure: 1 is housing, 2 is charging aperture, and 3 is charging gear, and 4 is magnetic separation belt, 5 is primary election magnetic system, and 6 is selected magnetic system, and 7 is little magnetic system, 8 is vibration source, and 9 is mine tailing mouth, and 10 is concentrate mouth, 11 is cutting plate, and 12 is roller, and 13 is belt conveyor, 14 is Pao Wei mechanism, and 15 is recovery port, and 16 is belt conveyor, 17 is magnetic material delivery end, and 18 is magnetic material, and 19 is non-magnetic material.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment one
As depicted in figs. 1 and 2, a kind of belt dry-type magnetic extractor, it includes:
Housing 1, is positioned at the outside of whole magnetic separator, for covering all parts in magnetic separator, plays protection magnetic separator and realizes closed operation.
Charging gear 3, the side, top of housing 1 is provided with charging aperture 2, the lower section of charging aperture 2 is provided with charging gear 3, i.e. material directly falls on charging gear 3 by charging aperture 2, charging gear 3 includes a ribbon conveyer, ribbon conveyer include two rollers 12 and one be wound on the belt conveyor 13 of circular flow on two cylinders, in two rollers 12 is active roll tube, and another is driven roller.Active roll tube can be electronic roller, such as oil injection type roller, it is also possible to being to replace electronic roller with common roller and motor acceleration and deceleration machine, belt conveyor 13 can be then high-strength nonmagnetic belt.Along the material conveying direction of charging gear 3, charging gear 3 includes again input and conveying end 16, as in figure 2 it is shown, the unloading range that dotted line area defined is conveying end 16 outside conveying end 16.Ribbon conveyer carries material along the right, i.e. the roller 12 of ribbon conveyer turns clockwise, and ribbon conveyer is input near the side of charging aperture 2, and the side away from charging aperture 2 is conveying end 16.It addition, the feeding coal of charging gear 3, delivery rate, feed thickness of feed layer all can adjust according to actual needs.
Concentration equipment, concentration equipment is positioned at the top of charging gear 3, concentration equipment includes a magnetic separation belt 4, the belt speed of magnetic separation belt 4 is adjustable, magnetic separation belt 4 includes two rollers 12, magnetic separation belt 4 is wound on two rollers 12 and circular flow, and in two rollers 12 is active roll tube, and another is driven roller.Active roll tube can be electronic roller, such as oil injection type roller, it is also possible to being to replace electronic roller with common roller and motor acceleration and deceleration machine, magnetic separation belt 4 can be then high-strength nonmagnetic belt.Being provided with primary election magnetic system 5 and selected magnetic system 6 in magnetic separation belt 4, the rotation direction of the roller 12 of magnetic separation belt 4 is contrary with the rotation direction of the roller 12 of charging gear 3, i.e. does and counterclockwise rotates.
Primary election magnetic system 5, the magnetic field intensity scope of primary election magnetic system 5 covers the material on charging gear 3, in other words, charging gear 3 is when carrying material, material above the belt conveyor 13 of charging gear 3 can enter the magnetic field range of primary election magnetic system 5, and the magnetic material 18 in material can be drawn onto on magnetic separation belt 4 by primary election magnetic system 5, i.e. material on 5 pairs of charging gears 3 of primary election magnetic system carries out magnetic and nonmagnetic crude separation.As it is shown on figure 3, primary election magnetic system 5 can be fixedly connected in magnetic separation belt 4, it is possible to be movably connected in magnetic separation belt 4, i.e. the position of primary election belt 5 is adjustable, to adapt to the different material needs to magnetic field intensity.The output end 16 of charging gear 3 can be placed in the magnetic field range of primary election magnetic system 5, also the magnetic field range of primary election magnetic system 5 can be exceeded, in the range of i.e. the output end 16 of charging gear 3 is placed in the magnetic separation of selected magnetic system 6, but do not enter the magnetic material unloading range of selected magnetic system 6, as in figure 2 it is shown, the dotted line area defined outside magnetic material delivery end 17 is the magnetic material unloading range of selected magnetic system 6.
In order to make primary election magnetic system 5 be capable of the sorting of strong magnetic and weak magnetic, to a certain extent, solve disk pack and wrap up in the problem miscellaneous with magnetic clutch, primary election magnetic system 5 includes the field regions that multiple magnetic field intensity is different, when magnetic material 18 enters primary election magnetic system's 5 working range, the magnetic material that particle diameter is less is captured by magnetic field and is attached in the lower belt surface of magnetic separation belt 4, and what mean diameter was bigger then cover on the less material surface of particle diameter.When the magnetic material 18 being attracted on magnetic separation belt 4 is transported to the relatively low-intensity magnetic field district of primary election magnetic system 5, the magnetic material 18 that part particle diameter is bigger will be fallen on charging gear 3 more than magnetic attraction due to self gravitation, when the magnetic material 18 of whereabouts is delivered to the next one relatively high-intensity magnetic field district by charging gear 3, the magnetic material that particle diameter is bigger can be picked up again, so, constantly pick up-fall-process that picks up by 5 pairs of magnetic materials 18 of primary election magnetic system, solve magnetic material 18 disk pack and wrap up in the problem miscellaneous with magnetic clutch, the concentrate grade that magnetic separation belt 4 is sorted out is greatly promoted.
In order to enable the material picked up to realize upset on magnetic separation belt 4, wrap up in the problem miscellaneous with magnetic clutch preferably solving disk pack, primary election magnetic system 5 is made up of multiple little magnetic systems 7, little magnetic system 7 can be made up of permanent magnet material, also can be made up of electromagnetic material, simultaneously, magnetic field intensity between adjacent two little magnetic systems 7 can be different, or the size of the magnetic field intensity between adjacent two little magnetic systems 7 is identical, but magnetic pole is different, as it is shown on figure 3, the magnetic field intensity scope of primary election magnetic system 5 should be at 800-8000Gs, to ensure that the magnetic material 18 of the overwhelming majority can be picked up.
Selected magnetic system 6, conveying direction along material, selected magnetic system 6 is located at the right of primary election magnetic system 5, is i.e. set up in parallel successively with primary election magnetic system 5, leaves gap between selected magnetic system 6 and primary election magnetic system 5, and the magnetic field range of the magnetic field range of selected magnetic system 6 and primary election magnetic system 5 is overlapped mutually, so that the material that primary election magnetic system 5 picks up, when carrying through magnetic separation belt 4, material can continue to absorption on magnetic separation belt 4, and leave in primary election magnetic system 5 entrance selected magnetic system 6, it is achieved seamlessly transit.As shown in Figure 4, the position of selected magnetic system 6 is adjustable, and is in the state being continually changing, and the power of its change is the vibration source 8 being secured to connect, and under the effect of vibration source 8, selected magnetic system 6 obtains alternating magnetic field.For selected magnetic system 6 itself, as primary election magnetic system 5, in order to make selected magnetic system 6 be capable of magnetic and nonmagnetic sorting, the problem miscellaneous with magnetic clutch is wrapped up in solution disk pack, selected magnetic system 6 includes the field regions that multiple magnetic field intensity is different, when material is transported to the lower section of selected magnetic system 6, due to the field regions that the alternating magnetic field of selected magnetic system 6 offer is different with multiple magnetic field intensities of distribution, magnetic material 18 will produce upset under the effect of alternating magnetic field, and rollover effect is preferable, thus will break up owing to the magnetic clutch of magnetic coagulation generation is miscellaneous between magnetic material 18 and non-magnetic material 19 before, non-magnetic material 19 eventually disengages from magnetic separation belt 4, magnetic material 18 then continues to be attached on magnetic separation belt 4, until disengaging magnetic field range.
In like manner, in order to make selected magnetic system 6 can preferably solve the miscellaneous problem wrapped up in disk pack of magnetic clutch, selected magnetic system 6 is made up of multiple little magnetic systems 7, little magnetic system 7 can be made up of permanent magnet material, also can be made up of electromagnetic material, simultaneously, magnetic field intensity between adjacent two little magnetic systems 7 can be different, or the size of the magnetic field intensity between adjacent two little magnetic systems 7 is identical, but magnetic pole is different, as shown in Figure 4, the magnetic field intensity scope of selected magnetic system 6 should be at 200-5000Gs, the scope of alternative frequency should be 0-120HZ, the magnetic field of the most selected magnetic system 6 is preferably low frequency alternating magnetic field, preferably to solve the miscellaneous problem wrapped up in disk pack of magnetic clutch.
Vibration source 8, vibration source 8 is fixing connects selected magnetic system 6, and selected magnetic system 6 is obtained in that the horizontal vibration amplitude of 0-40mm and the vertical amplitude of 0-15mm, concrete amplitude size by vibration source 8, then determines according to magnetic field intensity needed for actual material.
Mine tailing mouth 9, mine tailing mouth 9 is positioned at the lower section of charging gear output end 16, in other words, after magnetic material 18 is picked up by primary election magnetic system 5, remain in the non-magnetic material 19 on charging gear 3 and then throw tail to mine tailing mouth 9 by the output end 16 of charging gear 3, mine tailing mouth 9 not only collects the throwing tail material from charging gear 3, also can collect the non-magnetic material 19 sub-elected from selected magnetic system 6.
Concentrate mouth 10, concentrate mouth 10 is positioned at the right of mine tailing mouth 9, i.e. it is positioned at the lower section of the magnetic material delivery end 17 of selected magnetic system 6, for collecting the magnetic material 18 that selected magnetic system 6 sorts out, in order to prevent during magnetic separation, non-magnetic material 19 falls into when departing from magnetic separation belt 4 in concentrate mouth 10, is provided with cutting plate 11 between concentrate mouth 10 and mine tailing mouth 9, and mine tailing mouth 9 realizes magnetic material 18 and the isolation of non-magnetic material 19 with concentrate mouth 10 by cutting plate 11.
Cutting plate 11, cutting plate 11 is positioned at mine tailing mouth 9 top and the intersection on concentrate mouth 10 top, with isolate between magnetic material 18 and non-magnetic material 19 altering material impact, reach the effect of preferably collection material, meanwhile, the position of cutting plate 11 can be adjusted according to practical situation, to improve adaptability.
The operation principle of the belt dry-type magnetic extractor of above-described embodiment is as follows: material is through charging aperture 2 to charging gear 3, charging gear 3 is evenly laid out by material, stable, the lower section of the primary election magnetic system 5 being fed forward to continuously in magnetic separation belt 4, magnetic field force due to 5 pairs of materials of primary election magnetic system is more than the gravity of material, under the effect of primary election magnetic system 5 high-intensity magnetic field the magnetic material of all bands and the non-magnetic material 19 that is mixed in magnetic material 18 due to magnetic coagulation all by be drawn onto on magnetic separation belt 4, and remaining non-magnetic material 19 is delivered directly to mine tailing mouth 9 by charging gear 3 collects；The material being attracted on magnetic separation belt 4 is transported to the lower section of selected magnetic system 6 by magnetic separation belt 4, owing to selected magnetic system 6 provides alternating magnetic field, magnetic material 18 will produce upset under the effect of low frequency alternating magnetic field, thus will break up owing to the magnetic clutch of magnetic coagulation generation is miscellaneous between magnetic material 18 and non-magnetic material 19 before, non-magnetic material 19 is the most only fallen to mine tailing mouth 9 by action of gravity and collects, and magnetic material 18 is still at magnetic field force, move forward above the concentrate mouth 10 at without magnetic field force under the frictional force effect that gravity and magnetic separation belt 4 are provided, i.e. arrive the magnetic material delivery end 17 of selected magnetic system 6, after final magnetic material 18 takes off magnetic, magnetic material 18 is fallen into concentrate mouth 10 and is collected under gravity.
Embodiment two
Embodiment two is identical with embodiment one, its difference is, in charging gear 3, ribbon conveyer is magnetic roller away from the roller 12 of the side of charging aperture 2, the i.e. conveying end 16 at ribbon conveyer is provided with Pao Wei mechanism 14, being provided with mine tailing mouth 9 below the throwing tail end of Pao Wei mechanism 14, the magnetic delivery end of Pao Wei mechanism 14 is provided with recovery port 15.As shown in Figure 5, non-magnetic material on ribbon conveyer is when carrying end 16 and being thrown tail, the very small amount magnetic material being wherein mingled with is captured by magnetic roller and adsorbs on belt conveyor 13, non-magnetic material is then collected by mine tailing mouth 9, and captured magnetic material is followed belt conveyor 13 and moved, after magnetic material is away from magnetic roller, the magnetic force that magnetic material is subject to is by dying down by force, until disappearing, magnetic material departs from belt conveyor 13 and falls to recovery port 15, and recovery port 15 collects the magnetic material of leakage choosing.By the conveying end 16 of charging gear 3 is improved, to reclaim charging gear 3 a small amount of magnetic material present in material when throwing tail, reduce further the grade of magnetic material in mine tailing, decrease the waste of resource.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included within the scope of the present invention.
Claims (10)
1. a belt dry-type magnetic extractor, including housing (1), it is located at the charging aperture (2) on housing (1) top, it is characterized in that, the lower section of charging aperture (2) is provided with charging gear (3), charging gear (3) be arranged over concentration equipment, concentration equipment includes a magnetic separation belt (4), conveying material direction along charging gear (3), primary election magnetic system (5) and selected magnetic system (6) it is provided with the most side by side in magnetic separation belt (4), the conveying end (16) of charging gear (3) does not enter the magnetic material unloading range of selected magnetic system (6), the magnetic field range of primary election magnetic system (5) covers the material on charging gear (3), the magnetic field of selected magnetic system (6) is alternating magnetic field, primary election magnetic system (5) is overlapped mutually with the magnetic field range of selected magnetic system (6).
2. belt dry-type magnetic extractor as claimed in claim 1, it is characterised in that primary election magnetic system (5) includes the field regions that multiple magnetic field intensity is different.
3. belt dry-type magnetic extractor as claimed in claim 2, it is characterised in that primary election magnetic system (5) is made up of multiple little magnetic systems (7), and the magnetic field intensity between adjacent two little magnetic systems (7) is different, or magnetic pole is different.
4. belt dry-type magnetic extractor as claimed in claim 1, it is characterised in that selected magnetic system (6) includes the field regions that multiple magnetic field intensity is different.
5. belt dry-type magnetic extractor as claimed in claim 4, it is characterised in that selected magnetic system (6) is made up of multiple little magnetic systems (7), and the magnetic field intensity between adjacent two little magnetic systems (7) is different, or magnetic pole is different.
6. belt dry-type magnetic extractor as claimed in claim 5, it is characterised in that selected magnetic system (6) is fixedly connected with vibration source (8), vibration source (8) is that selected magnetic system (6) provides alternating magnetic field.
7. belt dry-type magnetic extractor as claimed in claim 6, it is characterised in that vibration source (8) is horizontal vibration amplitude and the vertical amplitude of 0～15mm that selected magnetic system (6) provides 0～40mm.
8. the belt dry-type magnetic extractor as described in one of claim 1-7, it is characterized in that, charging gear (3) includes a ribbon conveyer, the lower section of ribbon conveyer conveying end (16) is provided with mine tailing mouth (9), and the lower section of the magnetic material delivery end (17) of selected magnetic system (6) is provided with concentrate mouth (10).
9. belt dry-type magnetic extractor as claimed in claim 8, it is characterised in that be provided with the adjustable cutting plate in position (11) between concentrate mouth (10) and mine tailing mouth (9), mine tailing mouth (9) realizes material with concentrate mouth (10) by cutting plate (11) isolates.
10. belt dry-type magnetic extractor as claimed in claim 9, it is characterized in that, the conveying end (16) of ribbon conveyer is provided with Pao Wei mechanism (14), is provided with mine tailing mouth (9) below the throwing tail end of Pao Wei mechanism (14), and the magnetic delivery end of Pao Wei mechanism (14) is provided with recovery port (15).
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| CN201610642751.2A CN106000636B (en) | 2016-08-09 | 2016-08-09 | A kind of belt dry-type magnetic extractor |
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| CN201610642751.2A CN106000636B (en) | 2016-08-09 | 2016-08-09 | A kind of belt dry-type magnetic extractor |
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| CN106000636B CN106000636B (en) | 2018-07-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106733167A (en) * | 2017-01-24 | 2017-05-31 | 成都利君实业股份有限公司 | A kind of variable magnetic field belt type magnetic separator |
| CN106881195A (en) * | 2017-03-27 | 2017-06-23 | 北矿机电科技有限责任公司 | A kind of dynamic magnetic field dry separation system |
| CN107716099A (en) * | 2017-11-20 | 2018-02-23 | 长沙矿冶研究院有限责任公司 | A kind of gas suspension disperses dry separation belt magnetic separator |
| CN108787162A (en) * | 2018-06-20 | 2018-11-13 | 江阴市尚时环境工程有限公司 | A kind of modularization dry-type magnetic extractor |
| CN110976087A (en) * | 2019-12-18 | 2020-04-10 | 安徽省米升智能科技有限公司 | Porcelain powder raw materials deironing impurity device |
| CN111266187A (en) * | 2020-03-15 | 2020-06-12 | 张侠 | Power grid erection insulator preparation raw material metal component removing device |
| CN113649165A (en) * | 2021-07-23 | 2021-11-16 | 中电建安徽长九新材料股份有限公司 | Dry-type magnetic separation structure for discharging nonmetallic minerals and magnetic separation method thereof |
| CN117206074A (en) * | 2023-11-07 | 2023-12-12 | 寻甸金林钛矿有限公司 | Fine material mineral processing equipment for titanium ore exploitation processing |
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| CN106733167A (en) * | 2017-01-24 | 2017-05-31 | 成都利君实业股份有限公司 | A kind of variable magnetic field belt type magnetic separator |
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| CN106881195B (en) * | 2017-03-27 | 2019-10-29 | 北矿机电科技有限责任公司 | A kind of dynamic magnetic field dry separation system |
| CN107716099A (en) * | 2017-11-20 | 2018-02-23 | 长沙矿冶研究院有限责任公司 | A kind of gas suspension disperses dry separation belt magnetic separator |
| CN107716099B (en) * | 2017-11-20 | 2024-03-22 | 长沙矿冶研究院有限责任公司 | Air suspension dispersion dry separation belt type magnetic separator |
| CN108787162A (en) * | 2018-06-20 | 2018-11-13 | 江阴市尚时环境工程有限公司 | A kind of modularization dry-type magnetic extractor |
| CN108787162B (en) * | 2018-06-20 | 2023-12-05 | 江阴市尚时工程装备有限公司 | Modularized dry magnetic separator |
| CN110976087B (en) * | 2019-12-18 | 2022-01-28 | 安徽省米升智能科技有限公司 | Porcelain powder raw materials deironing impurity device |
| CN110976087A (en) * | 2019-12-18 | 2020-04-10 | 安徽省米升智能科技有限公司 | Porcelain powder raw materials deironing impurity device |
| CN111266187B (en) * | 2020-03-15 | 2021-12-31 | 国网河南省电力公司漯河供电公司 | Power grid erection insulator preparation raw material metal component removing device |
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| CN113649165A (en) * | 2021-07-23 | 2021-11-16 | 中电建安徽长九新材料股份有限公司 | Dry-type magnetic separation structure for discharging nonmetallic minerals and magnetic separation method thereof |
| CN117206074A (en) * | 2023-11-07 | 2023-12-12 | 寻甸金林钛矿有限公司 | Fine material mineral processing equipment for titanium ore exploitation processing |
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