CN205903982U - Hierarchical magnetic separation device of inclined - Google Patents

Hierarchical magnetic separation device of inclined Download PDF

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Publication number
CN205903982U
CN205903982U CN201620510028.4U CN201620510028U CN205903982U CN 205903982 U CN205903982 U CN 205903982U CN 201620510028 U CN201620510028 U CN 201620510028U CN 205903982 U CN205903982 U CN 205903982U
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magnetic
sorting
magnetism
roller
ore deposit
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张荣斌
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Abstract

The utility model relates to a magnetic separation device, especially a hierarchical magnetic separation device of inclined, include the magnetic separation belt, reach and support the magnetic separation belt for triangle -shaped's wheel, the magnetic separation belt includes horizontal segment and slope section, and the horizontal segment is the magnetism roller with the wheel of the crossing department of slope section, be provided with sorting magnetism system in the inboard of slope section, be provided with strong magnetic device between sorting magnetism system and magnetism roller, magnetism roller, strong magnetic device and sorting magnetism are that three's magnetic force is continuous, strong magnetic device below is provided with the high wind machine, and the magnetic field intensity of strong magnetic device is better than and selects separately magnetism system or magnetism roller, can not the blow off magnetism ore deposit of strong magnetic device department of high wind machine. The problem of magnetism mix with to be wrapped up in with magnetic package is solved, this design can improve the magnetic separation efficiency of device, improves the taste of concentrate, magnetism roller, strong magnetic device and to select separately magnetism be three's the magnetic force effectual slope section that has prevented in succession, and the condition that dropped in the magnetism ore deposit, this device is for the magnetic separation device that has now, has the volume that the dust that mix with with magnetism was wrapped up in to its magnetic package reduced 20 does 25%, the taste of concentrate improve 10% 15%.

Description

A kind of inclined is classified concentration equipment
Technical field
The utility model is related to a kind of concentration equipment, and particularly a kind of inclined is classified concentration equipment.
Background technology
In the ore dressing field of the industries such as metallurgy, mine, need magnetic material is chosen, for example, iron ore is selected Take, now in industry studying dry-type magnetic extractor energetically.Presently disclosed dry-type magnetic extractor, the concentrate grade after its ore dressing is past Toward being such as 30%-60% within the scope of, select high-grade ore deposit if only required, these dry-type magnetic extractors are then had no idea Realize;After particularly roll squeezer is applied to the pulverizing of magnetic iron ore, material handling capacity is quite huge, and conventional dry-type magnetic extractor cannot Meet and require.
The Chinese utility model patent application of entitled dry type magnetic separator of vibrational fluidized bed, this utility model in prior art The magnetic separator introduced is arranged horizontally due to vibration material delivering groove, is not easy to material movement, is not suitable for the magnetic of the big material for the treatment of capacity Choosing, the magnetic separation after such as magnetic iron ore roll-in;And because the length direction magnetic force that magnetic ties up to vibrating disk is constant it is impossible to only divide Select high-grade ore deposit;The circulation upset of material can not be formed, equally magnetic separation can not be carried out to substrate material;And no dust suction dress Put it is impossible to siphon away the non-magnetic dust being wrapped on magnetic material, so that these materials can not be sorted out, so it is not suitable for The magnetic separation of material after roll-in.But due to only carrying out magnetic separation by magnetic force it is impossible to only sub-elect high-grade ore deposit.
Utility model content
Utility model purpose of the present utility model is: for above-mentioned problem, provides a kind of inclined classification magnetic separation Device, solves the problems, such as that magnetic clutch is miscellaneous and disk pack is wrapped up in, and this is designed to improve the efficiency of magnetic separation of device, improves the taste of concentrate, magnetic Roller, strong magnetic device and sorting magnetic system three magnetic force continuous effective prevent tilting section, the situation that magnetic ore deposit drops, this device phase For existing concentration equipment, the amount that its disk pack wraps up in the dust miscellaneous with magnetic clutch decreases 20-25%, and the taste of concentrate improves 10%- 15%.
The technical solution adopted in the utility model is as follows:.
The utility model discloses a kind of inclined is classified concentration equipment, including magnetic separation belt and support magnetic separation belt and be The wheel of triangle;Magnetic separation belt includes horizontal segment and tilting section, and horizontal segment is magnetic roller with the wheel of tilting section intersection;Inclining Tiltedly the inner side of section is provided with sorting magnetic system, is provided with strong magnetic device between sorting magnetic system and magnetic roller, magnetic roller, strong magnetic device and point Select the magnetic force of magnetic system three continuous;It is provided with high wind machine, the magnetic field intensity of strong magnetic device is better than sorting magnetic system below strong magnetic device Or magnetic roller, high wind machine can not blow off the magnetic ore deposit at strong magnetic device.
Due to said mechanism, due to the design of its triangle of said mechanism, magnetic ore deposit is enable more easily to realize screening, by force The air port of blower fan straight up and is directed at magnetic separation belt at strong magnetic device, and the magnetic field intensity of strong magnetic device is better than sorting magnetic system Or magnetic roller, the magnetic ore deposit at the strong magnetic device thus high wind machine can not blow off;This is designed to concentrate wind-force and using wind-force to strong magnetic The magnetic ore deposit of device is purged, and the purging of high wind machine can purge adjusts the dust being attached in magnetic ore deposit, solves that magnetic clutch is miscellaneous and disk pack The problem wrapped up in, this is designed to improve the efficiency of magnetic separation of device, improves the taste of concentrate, magnetic roller, strong magnetic device and sorting magnetic system The magnetic force continuous effective of three prevent tilting section, the situation that magnetic ore deposit drops, this device with respect to existing concentration equipment, its The amount that disk pack wraps up in the dust miscellaneous with magnetic clutch decreases 20-25%, and the taste of concentrate improves 10%-15%.This high wind machine can be effective The magnetic ore deposit entering sorting magnetic system magnetic region is purged, forms wind-force barrier, prevent disk pack from wrapping up in and magnetic inclusion of dirt, prevent dust Together with entrance sorting magnetic region is mingled with magnetic ore deposit again, impact magnetic ore deposit taste.
It is provided with flat material device above magnetic separation belt horizontal segment, this flat material device includes rotary shaft and is connected in rotation The flat material pawl of axle one end, connects driver in the other end of rotary shaft.The mineral aggregate above horizontal segment can be paved by this Ping Liao mechanism, Prevent mineral aggregate from assembling it is impossible to spread out to both sides in belt middle, additionally, this flat material device effectively controls the thickness of horizontal segment material Degree, prevents the magnetic separation of material blocked up impact magnetic roller, improves the efficiency of magnetic separation of this device, improve the uniformity of mineral aggregate on belt.
Described flat material pawl includes cross bar and blade tooth, and blade tooth is fixedly linked with cross bar, and blade tooth is in l type or t type.The setting of this blade tooth The mineral aggregate of bottom can effectively be dug by meter, can carry out the rolling of breeze in advance, can be layered according to the size of ore particle. The powder making powder particle size lower presses close to belt.
The magnetic roller side of magnetic separation belt horizontal segment is provided with mine tailing mouth, the side away from magnetic roller is provided with feed arrangement;In mine tailing mouth Top setting sprayer unit, this sprayer unit be used for spray into water smoke into mine tailing mouth.This sprayer unit can make entrance mine tailing Mine tailing in mouthful will not be kicked up dust, and the dust concentration in magnetic plant can effectively improve dust pair in dry-type magnetic extractor The impact of mechanical part, can effectively improve the service life of equipment.
The water mist spray region overlay mine tailing mouth of described sprayer unit, at the nozzle of sprayer unit, spray rate is 14- 19m/s, the spray amount of this sprayer unit is 10-25ml/s.This sprayer unit according to throw tail mouth at throwing tail amount, suitable control The amount of spraying and speed, the amount that effective control dust is kicked up, purify the air in concentration equipment, prevent the magnetic after dust and magnetic separation Ore deposit secondary combination generation disk pack is wrapped up in miscellaneous with magnetic clutch.
The magnetic force stairway degression of described sorting magnetic system, is provided with ore removal device in the lower section of magnetic separation belt tilting section, this goes out Ore deposit device has multiple mine mouths spaced apart from each other, and each mine mouth is corresponding from the different magnetic force area of magnetic system respectively.In said structure, when After magnetic ore deposit enters the field region of sorting magnetic system, according to the power of itself magnetic, weakly magnetic mineral overcomes magnetic system to magnetic ore deposit first Magnetic force falls, and drops, the bulky grain mineral of ferromagnetism ore deposit, in the tail of magnetic system after the gradient magnetic of the middle magnetic ore deposit weaker one-level of entrance End falls, and the little particle mineral of ferromagnetism ore deposit fall in the non-magnetic region sorting magnetic system rear;This it is designed to according to magnetic The granularity of ore deposit and magnetic strength carry out magnetic separation of classifying, and have good separation performance.
Magnetic roller, strong magnetic device and sorting magnetic system are fixed by fixture respectively, and this fixture has diamagnetism;The magnetic of magnetic roller Field intensity is 2100-2400gs, and the magnetic field intensity of strong magnetic device is 10000-12000gs, and sorting magnetic system magnetic field intensity is 800- 1800gs, the magnetic field intensity of sorting magnetic system is successively decreased with the gradient of 150-200gs.Said mechanism can produce the different magnetic field of intensity Area, the magnetic field setting of magnetic roller can pick up the magnetic ore deposit in the breeze of magnetic roller, can effectively select magnetic ore deposit, the setting of its strong magnetic device Put, high wind machine can be convenient to magnetic ore deposit is purged, it is to avoid magnetic force not, makes the situation that breeze drops;Additionally, by high wind machine Air-out direction be obliquely installed with tilting section, angle is 35-45 degree, can utilize magnetic separation belt reflection, by air-flow guide to Mine tailing mouth, prevents dust from entering the magnetic separation area of sorting magnetic system.
The angle with horizontal direction of magnetic separation belt tilting section is 31-39 °.The setting of this angle can make magnetic ore deposit magnetic separation Boundary is clearly more demarcated, reduces interfering between two neighboring magnetic region.
The air port of described high wind machine is in flat, and the wind speed at the air port of high wind machine is 20-24m/s, blast is 0.8- 1.05mpa.Above-mentioned setting, can enable the wind-force in air port cover the both sides of belt, it is to avoid be distributed in the magnetic ore deposit of belt both sides Cannot purge;The design in the air port of flat decreases the dead angle of purging.
Further, its magnetic separation system includes concentration equipment, flat material device, high wind machine, feed arrangement, sprayer unit, goes out Ore deposit device, controller;
The strong magnetic device of concentration equipment and sorting magnetic system are electromagnet, and the coil turn in sorting magnetic system electromagnet is along magnetic Direction is selected to successively decrease, the coil ratio of sorting magnetic system is 10:6:3;The magnetic separation belt of this concentration equipment is driven by motor;
Flat material device is arranged on the top of magnetic separation belt horizontal segment, including rotary shaft with the flat material that is connected in rotary shaft one end Pawl, connects driver in the other end of rotary shaft, and flat material pawl includes cross bar and blade tooth, and blade tooth is fixedly linked with cross bar, and blade tooth is in l Type or t type;
Feed arrangement is arranged on the side away from magnetic roller for the concentration equipment horizontal segment;
Sprayer unit is arranged on the side above concentration equipment horizontal segment near magnetic roller, for spraying into water into mine tailing mouth Mist;
Ore removal device includes multiple funnel shaped structure arranged side by side, respectively rough hopper, secondary mineral aggregate bucket, concentrate hopper; It is respectively arranged with weighing apparatus in rough hopper, secondary mineral aggregate bucket, concentrate hopper;
Controller respectively with motor, driver, feed arrangement, sprayer unit, weighing apparatus, strong magnetic device, sorting magnetic System, high wind machine are connected.
In said system, wind-force can be concentrated and using wind-force, the magnetic ore deposit at strong magnetic device is purged, high wind machine Purging can purge adjusts the dust being attached in magnetic ore deposit, solves the problems, such as that magnetic clutch is miscellaneous and disk pack is wrapped up in, and this is designed to improve device Efficiency of magnetic separation, improve concentrate taste, magnetic roller, strong magnetic device and sorting magnetic system three preventing of magnetic force continuous effective incline Tiltedly section, the situation that magnetic ore deposit drops, prevent disk pack from wrapping up in and magnetic inclusion of dirt, prevent dust from entering sorting magnetic region and are mingled with magnetic ore deposit again To together, impact magnetic ore deposit is sampled.This flat material device effectively controls the thickness of horizontal segment material, prevents material blocked up impact magnetic roller Magnetic separation, improve the efficiency of magnetic separation of this device, improve the uniformity of mineral aggregate on belt.Granularity according to magnetic ore deposit and magnetic strength Carry out magnetic separation of classifying, there is good separation performance;The multiple design features of this integrated design, be effectively guaranteed design have Effect property, can protection device good fit, make full use of each function of equipment, ensure that equipment practicality and improve magnetic Select efficiency.
Further, its magnetic selection method is:
Step 1: breeze is rendered on the left of the horizontal segment of concentration equipment with the speed of 2-5kg/s by feed arrangement, material quilt Magnetic separation belt transports to the right, and when transport is to magnetic separation belt middle, the material on belt conveyor is uniformly spread out by flat material device, makes Material thickness is not higher than 1.3cm;
Step 2: when material is transported at magnetic roller, magnetic ore deposit is caught by magnetic roller magnetic force, and non-magnetic ore deposit is spilled over, sprayer unit With the speed of 5-8ml/s, water smoke is sprayed to the non-magnetic ore deposit dished out, it is to avoid airborne dust;
Step 3: magnetic ore deposit enters the beveled end of concentration equipment along belt conveyor, and magnetic ore deposit is transported at strong magnetic device, high wind Machine purges to the magnetic ore deposit at strong magnetic device, the non-magnetic ore deposit that magnetic ore deposit of blowing off is mingled with;
Step 4: after magnetic ore deposit enters the magnetic region of sorting magnetic system, magnetic ore deposit is graded magnetic separation, and respectively falls in slightly by magnetic strength In mineral aggregate bucket, secondary mineral aggregate bucket or concentrate hopper.
The method, compared to the method for traditional staged magnetic selection method or single magnet, it is possible to increase the magnetic separation of 10-20 Efficiency, effectively solves the problems, such as that magnetic clutch is miscellaneous, and magnetic inclusion content reduces 30-50%;The non-magnetic material that can effectively protect in magnetic ore deposit contains Amount, can effectively improve the availability of device, can be designed as the concentration equipment of integral type, it is possible to increase the precision of concentrate, collection Multiple magnetic separation links in having become magnetic separation to process, reduce magnetic separation difficulty, effectively ensure magnetic separation quality;The occupation of land face of reduction equipment Long-pending.
In sum, due to employing technique scheme, the beneficial effects of the utility model are:
1. this is designed to concentrate wind-force and using wind-force, the magnetic ore deposit of strong magnetic device is purged, the purging energy of high wind machine Enough purgings adjust the dust being attached in magnetic ore deposit, solve the problems, such as that magnetic clutch is miscellaneous and disk pack is wrapped up in, and this is designed to improve the magnetic separation of device Efficiency, improve concentrate taste, magnetic roller, strong magnetic device and sorting magnetic system three magnetic force continuous effective prevent tilting section, The situation that magnetic ore deposit drops, this device decreases-% with respect to existing concentration equipment, the amount that its disk pack wraps up in the dust miscellaneous with magnetic clutch, The taste of concentrate improves %-%.
2. this high wind machine can effectively purge to the magnetic ore deposit entering sorting magnetic system magnetic region, form wind-force barrier, prevent Only disk pack is wrapped up in and magnetic inclusion of dirt, prevents dust from entering together with sorting magnetic region is mingled with magnetic ore deposit again, impact magnetic ore deposit taste..
Brief description
Fig. 1 is the front view that inclined is classified concentration equipment.
In figure marks: 1- hopper, and 2- puts down and expects device, 3- magnetic separation belt, 41- drive one, 42 drives two, 5- magnetic roller, The strong magnetic device of 6-, 7- sorts magnetic system, 8- high wind machine, 9- ore removal device, 10- mine tailing mouth, 11- sprayer unit.
Specific embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only in order to explain The utility model, is not used to limit the utility model.
Embodiment 1:
As shown in figure 1, a kind of inclined of the present utility model is classified concentration equipment.Including magnetic separation belt 3 and by magnetic separation belt 3 support the wheel for triangle, including magnetic roller 5, live-roller 1, live-roller 2 42;Magnetic separation belt 3 includes horizontal segment and inclination Section, horizontal segment is magnetic roller 5 with the wheel of tilting section intersection;The inner side of tilting section is provided with sorting magnetic system 7, in sorting magnetic system It is provided with strong magnetic device 6, the magnetic force of magnetic roller 5, strong magnetic device 6 and sorting magnetic system 7 three is continuous between 7 and magnetic roller 5;Strong magnetic device It is provided with high wind machine 8, the magnetic field intensity of strong magnetic device 6 is better than sorting magnetic system 7 or magnetic roller 5, and high wind machine 8 can not blow off by force below 6 Magnetic ore deposit at magnetic device 6.
It is provided with flat material device 2 above magnetic separation belt 3 horizontal segment, this flat material device 2 includes rotary shaft and being connected in and turns The flat material pawl of moving axis one end, connects driver in the other end of rotary shaft.
Flat material pawl includes cross bar and blade tooth, and blade tooth is fixedly linked with cross bar, and blade tooth is in l type or t type.
Magnetic roller 5 side of magnetic separation belt 3 horizontal segment is provided with mine tailing mouth 10, the side away from magnetic roller 5 is provided with feed arrangement;In tail The top setting sprayer unit 11 of mine mouth 10, this sprayer unit 11 is used for spraying into water smoke into mine tailing mouth 10.
The water mist spray region overlay mine tailing mouth 10 of sprayer unit 11, at the nozzle of sprayer unit 11, spray rate is 14- 19m/s, the spray amount of this sprayer unit 11 is 10-25ml/s.
The magnetic force stairway degression of sorting magnetic system 7, is provided with ore removal device 9 in the lower section of magnetic separation belt 3 tilting section, this ore removal Device 9 has multiple mine mouths spaced apart from each other, and each mine mouth is corresponding from the different magnetic force area of magnetic system respectively.
Magnetic roller 5, strong magnetic device 6 and sorting magnetic system 7 are fixed by fixture respectively, and this fixture has diamagnetism;Magnetic roller 5 Magnetic field intensity be 2100-2400gs, the magnetic field intensity of strong magnetic device 6 is 10000-12000gs, sorting magnetic system 7 magnetic field intensity For 800-1800gs, the magnetic field intensity sorting magnetic system 7 is successively decreased with the gradient of 150-200gs.
The angle with horizontal direction of magnetic separation belt 3 tilting section is 31-39 °;The setting of this angle can make magnetic ore deposit magnetic separation Boundary clearly more demarcated, reduce two neighboring magnetic region between interfering.
The air port of described high wind machine 8 is in flat, and the wind speed at the air port of high wind machine 8 is 20-24m/s, blast is 0.8- 1.05mpa.
When using, magnetic separation belt 3 is triangularly arranged this device, and breeze first passes through hopper 1 and drops to magnetic separation belt 3 The left end of horizontal segment, and transport to the right under the conveying of belt, the mineral aggregate above horizontal segment can be paved by Ping Liao mechanism, prevent ore deposit Material is assembled in belt middle, and this flat material device 2 controls the thickness of horizontal segment material, prevents material blocked up, improves the magnetic of this device Select the uniformity of mineral aggregate on efficiency and belt;The mineral aggregate that blade tooth can dig bottom side makes breeze roll, according to ore deposit in roll procedure The size layering of grain, the lower powder of powder particle size more presses close to belt;When the breeze through flat material, in magnetic separation belt 3 horizontal segment Belt carry out throw tail, non magnetic mineral aggregate is thrown in mine tailing mouth 10, throw tail mouth above sprayer unit 11 spray to mine tailing mouth 10 Enter water smoke, it is to avoid mine tailing is kicked up dust, reduce the dust concentration in magnetic plant, weaken the impact to mechanical part for the dust, carry The service life of high equipment, the amount and the speed that control spraying according to the throwing tail amount thrown at tail mouth of sprayer unit 11, purify magnetic separation Air in device, disk pack is wrapped up in and magnetic clutch is miscellaneous to prevent the secondary combination of magnetic ore deposit after dust and magnetic separation from producing, avoid simultaneously the energy and The waste of water;Magnetic ore deposit enters the tilting section of magnetic separation belt 3 behind magnetic roller 5 area, then reaches the strong of strong magnetic device 6 along tilting section Magnetic region, magnetic ore deposit adsorbed close on belt, is utilized high wind machine 8 that magnetic ore deposit is purged in this strong magnetic area by strong magnetic area simultaneously, strong magnetic dress Put 6 it can be avoided that magnetic force not, prevents high wind machine 8 from magnetic ore deposit is purged and the breeze that dropped, by the air-out direction of high wind machine 8 with Tilting section tilts the setting of 30-60 degree, and air-flow is guided to mine tailing mouth 10 by the reflection using magnetic separation belt 3, it is to avoid dust enters and divides Select the magnetic separation area of magnetic system 7;The air port flat design of high wind machine 8, decreases the dead angle of purging, so that the wind-force in air port is covered The both sides of belt, it is to avoid the magnetic ore deposit being distributed in belt both sides cannot complete to purge;When magnetic ore deposit enters the field region of sorting magnetic system 7 Afterwards, according to the power of itself magnetic, weakly magnetic mineral overcomes the magnetic force of magnetic system to fall to magnetic ore deposit first, and middle magnetic ore deposit enters weaker one Drop after the gradient magnetic of level, the bulky grain mineral of ferromagnetism ore deposit, fall in the tail end of magnetic system, the little particle mineral of ferromagnetism ore deposit Non-magnetic region at sorting magnetic system 7 rear falls;This granularity being designed to according to magnetic ore deposit and magnetic strength are carried out point Class magnetic separation, has good separation performance.
The design triangular in shape of the magnetic separation belt 3 of this device, enables magnetic ore deposit more easily to realize screening, high wind machine 8 Air port straight up and is directed at magnetic separation belt 3 at strong magnetic device 6, and the magnetic field intensity of strong magnetic device 6 be better than sorting magnetic system 7 or Magnetic roller 5, the magnetic ore deposit at the strong magnetic device 6 thus high wind machine 8 can not blow off;This is designed to concentrate wind-force and using wind-force to strong magnetic The magnetic ore deposit of device 6 is purged, and the purging of high wind machine 8 can purge adjusts the dust being attached in magnetic ore deposit, solves that magnetic clutch is miscellaneous and magnetic The problem of parcel, this is designed to improve the efficiency of magnetic separation of device, improves the taste of concentrate, magnetic roller 5, strong magnetic device 6 and sorting The magnetic force continuous effective of magnetic system 7 three prevent tilting section, the situation that magnetic ore deposit drops, this device fills with respect to existing magnetic separation Put, the amount that its disk pack wraps up in the dust miscellaneous with magnetic clutch decreases 20-25%, and the taste of concentrate improves 10%-15%.This high wind machine 8 can Effectively the magnetic ore deposit entering sorting magnetic system 7 magnetic region is purged, forms wind-force barrier, prevent disk pack from wrapping up in and magnetic inclusion of dirt, Prevent dust enter sorting magnetic region be mingled with magnetic ore deposit again together with, impact magnetic ore deposit taste.
Embodiment 2
Based on the concentration equipment of embodiment 1, its magnetic separation system includes concentration equipment, flat material device, high wind machine, charging dress Put, sprayer unit, ore removal device, controller;
The strong magnetic device of concentration equipment and sorting magnetic system are electromagnet, and the coil turn in sorting magnetic system electromagnet is along magnetic Direction is selected to successively decrease, the coil ratio of sorting magnetic system is 10:6:3;The magnetic separation belt of this concentration equipment is driven by motor;
Flat material device is arranged on the top of magnetic separation belt horizontal segment, including rotary shaft with the flat material that is connected in rotary shaft one end Pawl, connects driver in the other end of rotary shaft, and flat material pawl includes cross bar and blade tooth, and blade tooth is fixedly linked with cross bar, and blade tooth is in l Type or t type;
Feed arrangement is arranged on the side away from magnetic roller for the concentration equipment horizontal segment;
Sprayer unit is arranged on the side above concentration equipment horizontal segment near magnetic roller, for spraying into water into mine tailing mouth Mist;
Ore removal device includes multiple funnel shaped structure arranged side by side, respectively rough hopper, secondary mineral aggregate bucket, concentrate hopper; It is respectively arranged with weighing apparatus in rough hopper, secondary mineral aggregate bucket, concentrate hopper;
Controller respectively with motor, driver, feed arrangement, sprayer unit, weighing apparatus, strong magnetic device, sorting magnetic System, high wind machine are connected.
In said system, wind-force can be concentrated and using wind-force, the magnetic ore deposit at strong magnetic device is purged, high wind machine Purging can purge adjusts the dust being attached in magnetic ore deposit, solves the problems, such as that magnetic clutch is miscellaneous and disk pack is wrapped up in, and this is designed to improve device Efficiency of magnetic separation, improve concentrate taste, magnetic roller, strong magnetic device and sorting magnetic system three preventing of magnetic force continuous effective incline Tiltedly section, the situation that magnetic ore deposit drops, prevent disk pack from wrapping up in and magnetic inclusion of dirt, prevent dust from entering sorting magnetic region and are mingled with magnetic ore deposit again To together, impact magnetic ore deposit is sampled.This flat material device effectively controls the thickness of horizontal segment material, prevents material blocked up impact magnetic roller Magnetic separation, improve the efficiency of magnetic separation of this device, improve the uniformity of mineral aggregate on belt.Granularity according to magnetic ore deposit and magnetic strength Carry out magnetic separation of classifying, there is good separation performance;The multiple design features of this integrated design, be effectively guaranteed design have Effect property, can protection device good fit, make full use of each function of equipment, ensure that equipment practicality and improve magnetic Select efficiency.
Embodiment 2
Concentration equipment based on embodiment 1 and 2 and magnetic separation system, its magnetic selection method is:
Step 1: breeze is rendered on the left of the horizontal segment of concentration equipment with the speed of 2-5kg/s by feed arrangement, material quilt Magnetic separation belt transports to the right, and when transport is to magnetic separation belt middle, the material on belt conveyor is uniformly spread out by flat material device, makes Material thickness is not higher than 1.3cm;
Step 2: when material is transported at magnetic roller, magnetic ore deposit is caught by magnetic roller magnetic force, and non-magnetic ore deposit is spilled over, sprayer unit With the speed of 5-8ml/s, water smoke is sprayed to the non-magnetic ore deposit dished out, it is to avoid airborne dust;
Step 3: magnetic ore deposit enters the beveled end of concentration equipment along belt conveyor, and magnetic ore deposit is transported at strong magnetic device, high wind Machine purges to the magnetic ore deposit at strong magnetic device, the non-magnetic ore deposit that magnetic ore deposit of blowing off is mingled with;
Step 4: after magnetic ore deposit enters the magnetic region of sorting magnetic system, magnetic ore deposit is graded magnetic separation, and respectively falls in slightly by magnetic strength In mineral aggregate bucket, secondary mineral aggregate bucket or concentrate hopper.
The method, compared to the method for traditional staged magnetic selection method or single magnet, it is possible to increase the magnetic separation of 10-20 Efficiency, effectively solves the problems, such as that magnetic clutch is miscellaneous, and magnetic inclusion content reduces 30-50%;The non-magnetic material that can effectively protect in magnetic ore deposit contains Amount, can effectively improve the availability of device, can be designed as the concentration equipment of integral type, it is possible to increase the precision of concentrate, collection Multiple magnetic separation links in having become magnetic separation to process, reduce magnetic separation difficulty, effectively ensure magnetic separation quality;The occupation of land face of reduction equipment Long-pending.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all this Any modification, equivalent and improvement made within the spirit of utility model and principle etc., should be included in the utility model Protection domain within.

Claims (8)

1. a kind of inclined classification concentration equipment is it is characterised in that including magnetic separation belt (3) and supporting magnetic separation belt (3) for three Angular wheel;Magnetic separation belt (3) includes horizontal segment and tilting section, and horizontal segment is magnetic roller (5) with the wheel of tilting section intersection; The inner side of tilting section is provided with sorting magnetic system (7), between sorting magnetic system (7) and magnetic roller (5), is provided with strong magnetic device (6), The magnetic force of magnetic roller (5), strong magnetic device (6) and sorting magnetic system (7) three is continuous;It is provided with high wind machine below strong magnetic device (6) (8).
2. inclined as claimed in claim 1 is classified concentration equipment it is characterised in that top in magnetic separation belt (3) horizontal segment It is provided with flat material device (2), the flat material pawl that this flat material device (2) includes rotary shaft and is connected in rotary shaft one end, in rotary shaft The other end connects driver.
3. inclined as claimed in claim 2 is classified concentration equipment it is characterised in that described flat material pawl includes cross bar and blade tooth, Blade tooth is fixedly linked with cross bar, and blade tooth is in l type or t type.
4. inclined as claimed in claim 1 classification concentration equipment is it is characterised in that the magnetic roller (5) of magnetic separation belt (3) horizontal segment Side is provided with mine tailing mouth (10), the side away from magnetic roller (5) is provided with feed arrangement;In the top of mine tailing mouth (10), sprayer unit is set (11), this sprayer unit (11) is used for spraying into water smoke into mine tailing mouth (10).
5. inclined as claimed in claim 4 classification concentration equipment is it is characterised in that the water mist spray of described sprayer unit (11) Region overlay mine tailing mouth (10), at the nozzle of sprayer unit (11), spray rate is 14-19m/s, the spray of this sprayer unit (11) Mist amount is 10-25ml/s.
6. inclined as claimed in claim 1 classification concentration equipment is it is characterised in that the magnetic force ladder of described sorting magnetic system (7) Successively decrease, the lower section of magnetic separation belt (3) tilting section is provided with ore removal device (9), this ore removal device (9) has multiple being spaced from each other Mine mouth, each mine mouth is corresponding from the different magnetic force area of magnetic system respectively.
7. inclined as claimed in claim 6 classification concentration equipment is it is characterised in that magnetic roller (5), strong magnetic device (6) and sorting Magnetic system (7) is fixed by fixture respectively, and this fixture has diamagnetism;The magnetic field intensity of magnetic roller (5) is 2100-2400gs, The magnetic field intensity of strong magnetic device (6) is 10000-12000gs, and sorting magnetic system (7) magnetic field intensity is 800-1800gs, sorts magnetic system (7) magnetic field intensity is successively decreased with the gradient of 150-200gs.
8. inclined as claimed in claim 1 be classified concentration equipment it is characterised in that magnetic separation belt (3) tilting section with level The angle in direction is 31-39 °;The air port of described high wind machine (8) is in flat, and the wind speed at the air port of high wind machine (8) is 20- 24m/s, blast are 0.8-1.05mpa.
CN201620510028.4U 2016-05-31 2016-05-31 Hierarchical magnetic separation device of inclined Expired - Fee Related CN205903982U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105855040A (en) * 2016-05-31 2016-08-17 张荣斌 Oblique grading and magnetic separation device
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
CN113976320A (en) * 2021-11-23 2022-01-28 山东永鑫环保科技有限公司 Micro powder pre-selection equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105855040A (en) * 2016-05-31 2016-08-17 张荣斌 Oblique grading and magnetic separation device
CN105855040B (en) * 2016-05-31 2018-05-18 张荣斌 A kind of inclined is classified concentration equipment
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
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
CN113976320A (en) * 2021-11-23 2022-01-28 山东永鑫环保科技有限公司 Micro powder pre-selection equipment

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