CN205436003U - Novel magnetic separation agency - Google Patents
Novel magnetic separation agency Download PDFInfo
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- CN205436003U CN205436003U CN201620228079.8U CN201620228079U CN205436003U CN 205436003 U CN205436003 U CN 205436003U CN 201620228079 U CN201620228079 U CN 201620228079U CN 205436003 U CN205436003 U CN 205436003U
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Abstract
The utility model relates to an it specifically is a novel magnetic separation agency to be applicable to trade magnetic mineral's behind the grinding equipment grinding such as metallurgy, mine, chemical industry sorting unit, especially to be suitable for the magnetic separation of powdered ore after the high pressure grinding roller extrusion, including magnetic separation belt, conveyor belt, magnetism system, conveyor belt is located magnetic separation belt below, and magnetism system is located inboard and cover conveyor belt's output at the magnetic separation belt, and the strong and weak alternation of magnetic field intensity of magnetism system makes and treats to rise and fall repeatedly on the ore dressing is under magnetic force and action of gravity. The utility model discloses can provide a simple structure, accommodation guangZhou, can guarantee the finished product ore grade to carry high recovery's novel magnetic separation agency again, can realize the sorting of concentrate and chats promptly through the mode that makes mineral rise and fall repeatedly, be favorable to improving the precision and the finished product ore taste of magnetic separation.
Description
Technical field
This utility model relates to being applicable to industry sorting units of magnetic mineral after milling equipment grinding such as metallurgy, mine, chemical industry, the especially suitable magnetic separation of breeze after high-pressure roller mill extrudes, specifically a kind of Novel magnetic separation mechanism.
Background technology
China's iron ore deposit is abundanter, but lean ore is many, rich ore is few, so nearly all iron ore will be by sorting to improve grade and the utilization rate of raw material.When using dry-type magnetic extractor to sort, owing to Ore disseminated grain size is uneven, in order to obtain higher grade, generally crush by minimum disseminated grain size, so that the iron mineral that a part reaches monomer dissociation produces unnecessary overground, cause the loss of metal and the increase of energy consumption；Simultaneously as valuable mineral is overground seriously, although weak magnetic operation reclaims iron mine effect preferably, but stone-like pulse is mingled with phenomenon seriously, in order to upgrade, have to reduce the response rate, thus causes weak-magnetism ore grade higher.In other words, existing dry-type magnetic extractor cannot solve the contradiction between finished product ore deposit grade and the response rate.
Utility model content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, a kind of simple in construction, wide accommodation are provided, not only can guarantee that finished product ore deposit grade but also the Novel magnetic separation mechanism of the response rate can be improved, the sorting of concentrate and chats can be realized by the way of repeatedly rising and falling by making mineral, be conducive to improving precision and the taste of magnetic separation.
The technical solution of the utility model is as follows:
The utility model discloses a kind of Novel magnetic separation mechanism, including magnetic separation belt, belt conveyor, magnetic system, belt conveyor is positioned at below magnetic separation belt, magnetic system is positioned under magnetic separation belt inside belt and covers the outfan of belt conveyor, and the magnetic field intensity power alternate of magnetic system makes to treat repeatedly to rise and fall on ore dressing is under magnetic force and action of gravity.
In said structure, according to treating that the different magnetic characteristic of ore dressing sets strong magnetic area and the magnetic field intensity of weak magnetic area and width in belt conveyor and the speed of service of magnetic separation belt, magnetic system.In mineral after crushing, concentrate mostly is strongly magnetic material, has granularity little, the mean diameter feature less than 15mm；Chats mostly is weakly magnetic material, and granularity is relatively big, and mean diameter is between 15-40mm；Mine tailing is not have magnetic or the faint breeze material of magnetic.Magnetic material is taken to magnetic system magnetic separation scope with belt conveyor, and concentrate is adsorbed to magnetic separation belt surface and enters weak magnetic area with magnetic separation belt in strong magnetic area, and chats then continues to run mine mouth in entrance with belt conveyor, it is achieved concentrate and the sorting of chats.Meanwhile, after the concentrate picked up by magnetic system strong magnetic area enters weak magnetic area, first the concentrate that granularity is big overcomes magnetic force to fall on belt conveyor with parabolic manner and is transported to next strong magnetic area and again picked up, and overcomes magnetic force fall with parabolic manner and again picked up by next strong magnetic area in dropping process in the concentrate that granularity is big after the concentrate that granularity is little.Along with the repeatedly alternate of magnetic system power field regions, concentrate is then repeatedly picked up-is fallen, and concentrate obtains repeatedly being shaken off by the non-magnetic material being mingled with during rising and falling at this, effectively solves disk pack and wraps up in the problem miscellaneous with magnetic clutch, it is ensured that the taste of concentrate；Simultaneously as the difference of granularity of concentrate, the little concentrate of granularity is closer to belt surface, and what granularity was big then cover on the little concentrate surface of granularity, it is achieved concentrate layering on magnetic separation belt, and successively depart from when entering concentrate mouth and realize the layering of the thickness of concentrate.
Described magnetic system includes strong magnetic area and the weak magnetic area being arranged alternately, and strong magnetic area captures all concentrate, and weak magnetic area falls, with parabolic manner, the concentrate that granularity is big.Magnetic system is divided into the strong magnetic area being arranged alternately and weak magnetic area can be effectively realized the process of repeatedly rising and falling of big granularity concentrate, solve the problem that concentrate disk pack is wrapped up in or magnetic clutch is miscellaneous, realize concentrate by fineness layering on sorting belt simultaneously.
Being provided with carrying roller between described magnetic system, this carrying roller is used for supporting magnetic separation belt.This carrying roller can regulate the levelness of magnetic separation belt effectively, and then control the angle of dishing out when concentrate is dished out with parabolic manner, can effectively improve the precision of magnetic separation, reduce strong magnetic area and the width of weak magnetic area, such as: when concentrate is dished out less compared to the dish out distance of fall of mineral of α angle to being picked up drop by next field regions with horizontal direction, α angle be dish out the angle of direction and horizontal direction can be 15 °, 20 °, 30 °, 40 °, 45 ° or with the angle in two angular ranges of taking up an official post.This carrying roller is by adjusting the levelness of belt, it is achieved improve magnetic system power alternate density, improves the number of times that concentrate repeats to rise and fall.
Described magnetic separation belt is installed by a pair roller at its two ends, and one of them roller is magnetic roller.The setting of above-mentioned magnetic roller makes the upper belt of magnetic separation belt can be used in transporting and realize magnetic material at breeze left magnetic roller and separate with non-magnetic material, thus reduce load when magnetic system sorts, it is effectively reduced equipment energy consumption, improve efficiency and the concentrate taste of magnetic separation, mineral after broken are when magnetic separation belt enters magnetic roller magnetic separation scope, magnetic material is attracted to magnetic separation belt surface non-magnetic material under magneticaction and is then thrown into mine tailing mouth under centrifugal action, it is achieved magnetic material sorts with non-magnetic material；Along with magnetic separation belt moves on, owing to being provided with demagnetizing region between magnetic roller and magnetic system.
The magnetic field intensity of described magnetic roller is not less than 3000 Gausses, and the magnetic field intensity of described magnetic system is 100-3000 Gauss, and the disk pack angle of described magnetic roller is 180-240 °.Above-mentioned parameter arrange can according to different minerals need adjust its parameter, above-mentioned parameter is particularly well-suited to the screening of the breeze of iron mine.
Being provided with dust exhaust apparatus at described magnetic roller, this dust exhaust apparatus is for absorbing the dust produced when mine tailing is spilled at magnetic roller.Said structure, it is possible to carry out at left magnetic roller when throwing tail, dust being absorbed, additionally it is possible to solve dust and be wrapped in the problem of difficult drop-off on concentrate.
The average field strength of described magnetic system is arranged along magnetic separation direction stairway degression.The magnetic field intensity that in said structure, stairway degression is arranged can effectively enable concentrate according to granularity and mineral power affected by magnetic fields significantly at magnetic separation belt higher slice, beneficially magnetic separation solve disk pack and wrap up in the problem miscellaneous with magnetic clutch, improves the taste of concentrate.
Being provided with demagnetizing region between magnetic system and magnetic roller, this demagnetizing region is used for the concentrate after making magnetic roller magnetic separation and chats falls to belt conveyor.
It is provided with carrying roller inside the upper belt of magnetic separation belt.This carrying roller supports the inner side with magnetic separation belt upper belt, upper belt holding level can be made, prevent breeze from assembling at recess, affect magnetic separation effect, in addition, carrying roller can use hard magnetic material, such as ferrum, steel or alloy, in the magnetic field range of this carrying roller magnetic system in the bottom, may be magnetized by the magnetic field of magnetic system, after carrying roller is magnetized, the magnetic breeze that this carrying roller can be square on which carries out premagnetization, and then makes magnetic breeze be enriched on epithelium zone face；Thus ensure that magnetic separation belt, when throwing tail, reduces the probability that magnetic breeze is spilled over.
Magnetic system passes through governor motion connection frame, and this governor motion is used for lifting this magnetic system.The setting of this governor motion can effectively regulate the magnetic system position relative to lower belt, and then the magnetic induction that can effectively control under magnetic separation belt on strap surface, thus realize the adjustable effect in magnetic field, ensure that this magnetic separation mechanism can be applicable to the magnetic separation in more magnetic ore deposit with granularity, it is ensured that the taste of the concentrate magneticly elected.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1. the simple in construction of mechanism, easy to assembly, it is possible to makes concentrate repeatedly rise and fall, thus effectively solve disk pack and wrap up in the problem miscellaneous with magnetic clutch and promote concentrate taste, makes concentrate be substantially layered in the process and reaches grading purpose.
2. mechanism is separated with non-magnetic material by magnetic material, and mine tailing will not be carried out repeating sorting, can effectively reduce magnetic separation load, reduces equipment energy consumption.
3. the magnetic system arrangement of mechanism, i.e. magnetic field power alternately add gradient and successively decrease the mode combined, can according to the granularity of mineral and magnetic power alternately, it is achieved mineral concentrate in the vertical to chats is layered；Effectively solve disk pack and wrap up in the problem miscellaneous with magnetic clutch；Successively decrease layout in conjunction with the gradient of magnetic, it is possible to realizing the magnetic separation direction along magnetic system, strong magnetic material and small particles material are closer to magnetic separation belt, and weak magnetic material and large granular materials are further from magnetic separation belt, it is achieved concentrate is clearly more demarcated with the level of chats.
4. carrying roller arrangement, i.e. carrying roller are located between adjacent Magnet, it is possible to make the magnetic field power drop between adjacent magnets become apparent from.Adjust parabolic motion track when material changes between strong and weak magnetic region；Promote the layering of material further.I.e. adjust material when entrance weak magnetic area, strong magnetic area, the angle of dishing out of material；Meanwhile, when also adjusting material by entrance strong magnetic area, weak magnetic area, the suction angle of material.
Accompanying drawing explanation
Fig. 1 is the structure chart of this Novel magnetic separation mechanism；
Fig. 2 is the magnetic separation figure of this Novel magnetic separation mechanism.
Labelling in figure: 1-charging aperture, 2-the first carrying roller, 3-dust exhaust apparatus, 4-drive, 5-magnetic separation belt, 6-magnetic system, 61-strong magnetic area, 62-weak magnetic area, 601-fine fraction concentrate, 602-coarse fraction concentrate, 603-weakly magnetic mineral, 7-the second carrying roller, 8-magnetic roller, 9-belt conveyor, 10-throws tail mouth, 11-concentrate mouth, mine mouth in 12-, 13-governor motion.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
Specific embodiment 1:
As illustrated in fig. 1 and 2, a kind of Novel magnetic separation mechanism of the present utility model, including magnetic separation belt 5, belt conveyor 9, magnetic system 6, belt conveyor 9 is positioned at below magnetic separation belt 5 and both are at a distance of 30-50mm, magnetic system 6 be arranged at magnetic separation belt 5 lower belt inside, the i.e. top of 5 times belts of magnetic separation belt, the outfan of magnetic system 6 covering belt conveyor 9, the magnetic field intensity power alternate of magnetic system 6 makes to treat that ore dressing repeats to rise and fall under dual function under magnetic force and action of gravity；Magnetic system 6 includes strong magnetic area 61 and the weak magnetic area 62 being arranged alternately, and weak magnetic area 62 is for falling to treating that ore dressing, strong magnetic area 61 are used for picking up this and treat ore dressing with parabolic manner.When until ore dressing be iron mine or time there are the mineral being similar to iron mine magnetic characteristic, the travelling speed controlling belt conveyor 9 and magnetic separation belt 5 is that v transports from right to left, adjust strong magnetic area 61 and the magnetic field intensity 400-3000 Gauss of weak magnetic area 62 in magnetic system 6, set the width of strong magnetic area 61 in magnetic system 6 be 20-40mm, the width of weak magnetic area 62 be 30-50mm；Mineral breeze after crushed frequently includes mean diameter less than chats and the mine tailing that the concentrate of 15mm, mean diameter are 15-40mm, wherein concentrate be strongly magnetic material, chats be that weakly magnetic material, weakly magnetic mineral 603 be not for have magnetic or micromagnetism material；In the rougher process of concentrate, due to granularity of concentrate and varying in weight, fine fraction concentrate 601 and coarse fraction concentrate 602 enter behind weak magnetic area 62 successively in the way of parabolic manner whereabouts, due to the setting of weak magnetic area 62 width, fine fraction concentrate 601 dropping process is picked up by next strong magnetic area 61 again, coarse fraction concentrate 602 falls on belt conveyor 9 and is delivered to next strong magnetic area 61 and picked up；Weak magnetic area 62 is provided with carrying roller, this carrying roller is for supporting magnetic separation belt 5 and regulating the levelness of magnetic separation belt 5 simultaneously, angle of dishing out when control coarse fraction concentrate 602 or fine fraction concentrate 601 are dished out with parabolic manner, such as: when fine fraction concentrate 601 or coarse fraction concentrate 602 are dished out with horizontal direction, picked up by next field regions after its distance of fall s；When fine fraction concentrate 601 or coarse fraction concentrate 602 are dished out with α angle, picked up by next field regions after its distance of fall s ', then s ' is more than s, α angle be dish out the angle of direction and horizontal direction can be 15 °, 20 °, 30 °, 40 °, 45 ° or with the unspecified angle in two angular ranges of taking up an official post, by adjusting the levelness of belt, the strong and weak alternate density of magnetic system 6 can be improved, improve the number of times that breeze repeats to rise and fall, improve the efficiency of mineral layering；Carrying roller be magnetic shielding material make cylindric.The effect using magnetic shielding material is to prevent the impact on the weak magnetic area 62 in the middle part of it of adjacent two strong magnetic areas 61, and the changes of magnetic field making strong and weak field regions is more clearly demarcated, improves efficiency and the effect of magnetic separation, reduces the debugging difficulty of magnetic system 6.
Specific embodiment 2:
As illustrated in fig. 1 and 2:
A kind of Novel magnetic separation mechanism of the present utility model, including charging aperture the 1, first carrying roller 2, dust exhaust apparatus 3, magnetic separation belt 5, magnetic system 6, strong magnetic area 61, weak magnetic area the 62, second carrying roller 7, belt conveyor 9, throws tail mouth 10, concentrate mouth 11, middle mine mouth 12.
Magnetic separation belt 5 is mounted on the roller at magnetic separation belt 5 two ends, on the left of it roller be drive 4, right side roller be magnetic roller 8；Belt conveyor 9 is positioned at below magnetic separation belt 5 at 30-50mm, and belt conveyor 9 is arranged on the roller at its two ends, its side be drivewheel, opposite side be driven pulley；Magnetic system 6 be located at magnetic separation belt 5 lower belt inside and cover the outfan of belt conveyor 9, the first carrying roller 2 is set in the inner side of the upper belt of magnetic separation belt 5.
Being provided with demagnetizing region between magnetic system and magnetic roller, this demagnetizing region is used for the concentrate after making magnetic roller magnetic separation and chats falls to belt conveyor.
The magnetic field intensity power alternate of magnetic system 6 makes to treat that ore dressing repeats to rise and fall under magnetic force and gravity dual function；Magnetic system 6 includes that strong magnetic area 61 and the weak magnetic area 62 being arranged alternately, fine fraction concentrate 601 and coarse fraction concentrate 602 fall with parabolic manner in weak magnetic area 62, and is picked up in strong magnetic area 61；The average field strength of magnetic system 6 is arranged along magnetic separation direction stairway degression.Be provided with the second carrying roller 7 in weak magnetic area 62, this second carrying roller 7 for supporting magnetic separation belt 5 and controlling the levelness of magnetic separation belt 5, the second carrying roller 7 can be magnetic shielding material make cylindric；Charging aperture 1 is arranged on the upper left side of magnetic separation belt 5, throw tail mouth 10 and be arranged on the upper right side of magnetic separation belt 5, concentrate mouth 11 is arranged on the lower left of magnetic separation belt 5, middle mine mouth 12 is arranged on the lower left of belt conveyor 9, throwing, the dust exhaust apparatus 3 being provided with at dust exhaust apparatus 3, i.e. magnetic roller 8 for absorbing the dust produced when weakly magnetic mineral 603 is spilled at magnetic roller 8 is set at tail mouth 10；This magnetic separation mechanism connects high-pressure roller mill, and the charging aperture 1 of magnetic separation mechanism connects with the discharging opening of high-pressure roller mill.
nullThis device is in use，Ore is pulverized as containing the mean diameter concentrate less than 15mm by high-pressure roller mill、Mean diameter is at the chats of 15-40mm、And the breeze of weakly magnetic mineral 603，Concentrate includes fine fraction concentrate 601 and coarse fraction concentrate 602，Breeze is through the charging aperture 1 of the discharging opening entrance magnetic separation mechanism of high-pressure roller mill，Breeze is delivered to the right-hand member of magnetic separation belt 5 through the upper belt of magnetic separation belt 5，The mineral and the micromagnetism mineral that do not have magnetic are thrown in throwing tail mouth 10 with parabolic manner，Concentrate and chats are not less than 3000 Gausses in magnetic field intensity、Disk pack angle is to sweep along part weakly magnetic mineral 603 to fall on belt conveyor 9 under magnetic roller 8 magneticaction of 180-240 °，Disk pack angle can also be 190-200 °、201-210°、211-220 ° or 221-230 °，Dust exhaust apparatus 3 is discharged mineral and is thrown the dust that tail produces；Mix concentrate, chats, the breeze of weakly magnetic mineral 603 carry on belt conveyor 9 from right to left, after being delivered to the magnetic separation region of the magnetic system 6 that magnetic field intensity is 100-3000 Gauss, concentrate is picked up in strong magnetic area 61, is fallen in weak magnetic area 62, after repeatedly picking up-falling, between magnetic separation belt 5 and belt conveyor 9, from top to bottom form fine fraction concentrate layer, coarse fraction concentrate layer, weakly magnetic mineral layer；At the output of belt conveyor 9, coarse fraction concentrate layer, owing to cannot be picked up in the dropping process of weak magnetic area 62, falls in middle mine mouth 12；Fine fraction concentrate layer can be picked up in the dropping process of weak magnetic area 62, and fine fraction concentrate layer is delivered in concentrate mouth 11 by magnetic separation belt 5, and weakly magnetic mineral 603 falls in middle mine mouth 12 along belt conveyor 9.
Magnetic separation mechanism is in addition to as above-mentioned first order magnetic separation mechanism, it is also possible to as second level magnetic separation mechanism, is used for sorting coarse fraction concentrate 602 and weakly magnetic mineral 603, and when as second level magnetic separation mechanism, the magnetic field intensity of its magnetic system 6 is 1000-5000 Gauss.
Carrying roller 2 it is provided with inside the upper belt of magnetic separation belt 5.This carrying roller 2 supports the inner side with magnetic separation belt 5 upper belt, upper belt holding level can be made, prevent breeze from assembling at recess, affect magnetic separation effect, in addition, carrying roller 2 can use hard magnetic material, such as ferrum, steel or alloy, in the magnetic field range of this carrying roller 2 magnetic system 6 in the bottom, may be magnetized by the magnetic field of magnetic system 6, after carrying roller 2 is magnetized, the magnetic breeze that this carrying roller 2 can be square on which carries out premagnetization, and then makes magnetic breeze be enriched on epithelium zone face；Thus ensure that magnetic separation belt 5, when throwing tail, reduces the probability that magnetic breeze is spilled over.
Magnetic system 2 is by governor motion 13 connection frame, and this governor motion 13 is used for lifting this magnetic system.The setting of this governor motion 13 can effectively regulate the magnetic system 6 position relative to lower belt, and then can effectively control the magnetic induction on 5 times strap surfaces of magnetic separation belt, thus realize the adjustable effect in magnetic field, ensure that this magnetic separation mechanism can be applicable to the magnetic separation in more magnetic ore deposit with granularity, it is ensured that the taste of the concentrate magneticly elected.
Specific embodiment 3:
As shown in Figure 2:
The magnetic selection method of magnetic system based on a kind of magnetic field intensity power alternate is:
Step one: the breeze including fine fraction concentrate 601, coarse fraction concentrate 602 and weakly magnetic mineral 603 is placed on belt conveyor 9, the magnetic separation region of mineral powder transportation to magnetic system 6, fine fraction concentrate 601 and coarse fraction concentrate 602 are picked up on magnetic separation belt 5 by belt conveyor 9 by strong magnetic area 61；
Step 2: fine fraction concentrate 601 and coarse fraction concentrate 602 all fall with parabolic manner after entering weak magnetic area 62 with magnetic separation belt 5, being picked up by next strong magnetic area 61 in fine fraction concentrate 601 dropping process, coarse fraction concentrate 602 drops on belt conveyor 9 and is transported to this next strong magnetic area 61 and picked up；
Step 3: fine fraction concentrate 601 is transported fine fraction concentrate 601 by magnetic separation belt 5 and exports, coarse fraction concentrate 602 and weakly magnetic mineral 603 export from the outfan of belt conveyor 9.
Said method be equally applicable to have granularity is identical but the magnetic separation of the strong and weak different breeze of magnetic and layering.
nullThe type of the concentrate being selected as required in above-mentioned magnetic selection method and granularity be such as: iron mine powder，The mean diameter of its fine fraction concentrate 601 is less than 15mm，Its coarse fraction concentrate 602 mean diameter is at 15-40mm，Granularity after mineral according to magnetic separation and pulverizing adjusts and sets the width of strong and weak field regions、The intensity in magnetic field、Belt conveyor 9 and the speed of magnetic separation belt 5，After breeze enters magnetic separation region，Coarse fraction concentrate 602 and fine fraction concentrate 601 repeat to enter strong magnetic area 61 and weak magnetic area 62 and lay equal stress on and relapsed-fallen，In the process，Fine fraction concentrate 601 can from top to bottom form fine fraction concentrate layer according to granularity and mineral species between magnetic separation belt 5 and belt conveyor 9、Coarse fraction concentrate layer and weakly magnetic mineral layer，And fine fraction concentrate layer from top to bottom arranges with its granularity，The least then mineral of its granularity are the closer to magnetic separation belt 5，Weakly magnetic mineral 603 then covers on belt conveyor 9；When fine fraction concentrate 601, coarse fraction concentrate 602 and weakly magnetic mineral 603 simultaneously enter the magnetic separation region of magnetic system 6, fine fraction concentrate 601, coarse fraction concentrate 602 are picked up to magnetic separation belt 5 in strong magnetic area 61 and are advanced with magnetic separation belt 5, after entering weak magnetic area 62, coarse fraction concentrate 602 overcomes the magnetic force of strong magnetic area 61 to fall prior to fine fraction concentrate 601 greatly due to granularity, coarse fraction concentrate 602 falls on belt conveyor 9 in parabolic mode, and coarse fraction concentrate 602 is picked up after entering next strong magnetic area 61 with belt conveyor 9 again；Fine fraction concentrate 601 is little due to granularity, does not fall to be caught by the magnetic force of next strong magnetic area 61 on belt conveyor 9, and again picked up in it overcomes magnetic force with parabolic mode dropping process；Pick up due to what replacing of the strong and weak field regions of magnetic system 6, fine fraction concentrate 601 and coarse fraction concentrate 602 repeated-fall, make fine fraction concentrate 601 at strong magnetic area 61 be closer to the lower surface of magnetic separation belt 5, and coarse fraction concentrate 602 covers on fine fraction concentrate layer；When entering belt conveyor 9 outfan, coarse fraction concentrate 602 falls into outlet and is no longer picked up, and the process that fine fraction concentrate 601 still is repeated to pick up-fall is until arriving fine fraction concentrate 601 and exporting, and fills fine fraction concentrate 601 outlet discharge；Breeze this repeat rise and fall during, fine fraction concentrate 601 and coarse fraction concentrate 602 can be made substantially to be divided into fine fraction concentrate layer and coarse fraction concentrate layer, this kind of mode can effectively solve the problem that disk pack wraps up in the problem miscellaneous with magnetic clutch, the effective taste ensureing fine fraction concentrate 601.Fine fraction concentrate 601 type and granularity that above-mentioned magnetic selection method sorts the most as required set the strong and weak width of field regions, the intensity in magnetic field, belt conveyor and the speed of magnetic separation belt, after breeze enters magnetic separation region, concentrate repeatedly enters strong magnetic area and weak magnetic area and is repeatedly picked up-fall, in the process, concentrate can obtain repeatedly grading machine meeting, effectively promote concentrate grade, and can cover at magnetic separation belt lower surface according to granularity size, it is achieved concentrate storied placement on magnetic separation belt.
These are only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (9)
1. a Novel magnetic separation mechanism, it is characterized in that, including magnetic separation belt (5), belt conveyor (9), magnetic system (6), belt conveyor (9) is positioned at magnetic separation belt (5) lower section, magnetic system (6) is positioned at inside the lower belt of magnetic separation belt (5) and covers the outfan of belt conveyor (9), the magnetic field intensity power alternate of magnetic system (6).
2. Novel magnetic separation mechanism as claimed in claim 1, it is characterised in that described magnetic separation belt (5) is installed by a pair roller at its two ends, and one of them roller is magnetic roller (8).
3. Novel magnetic separation mechanism as claimed in claim 2, it is characterised in that the magnetic field intensity of described magnetic roller (8) is not less than 3000 Gausses, and the disk pack angle of described magnetic roller (8) is 180-240 °.
4. Novel magnetic separation mechanism as claimed in claim 2, it is characterised in that the dust that described magnetic roller (8) place produces when being provided with dust exhaust apparatus (3) for absorbing and throwing tail from magnetic roller (8).
5. Novel magnetic separation mechanism as claimed in claim 2, is provided with demagnetizing region between magnetic system (6) and magnetic roller (8).
6. Novel magnetic separation mechanism as claimed in claim 1, it is characterised in that the magnetic field intensity of described magnetic system (6) is 100-3000 Gauss, and described magnetic system (6) includes strong magnetic area (61) and weak magnetic area (62) being arranged alternately.
7. Novel magnetic separation mechanism as claimed in claim 1, it is characterised in that the average field strength of described magnetic system (6) is arranged along magnetic separation direction stairway degression.
8. Novel magnetic separation mechanism as claimed in claim 1, it is characterised in that be provided with carrying roller (2) inside the upper belt of magnetic separation belt (5).
9. Novel magnetic separation mechanism as claimed in claim 1, it is characterised in that described magnetic system (6) passes through governor motion (13) connection frame, and this governor motion (13) is used for lifting this magnetic system (6).
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| CN201620228079.8U CN205436003U (en) | 2016-03-23 | 2016-03-23 | Novel magnetic separation agency |
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| CN201620228079.8U CN205436003U (en) | 2016-03-23 | 2016-03-23 | Novel magnetic separation agency |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689116A (en) * | 2016-03-23 | 2016-06-22 | 成都利君实业股份有限公司 | Novel magnetic separation mechanism |
| CN107803271A (en) * | 2017-10-19 | 2018-03-16 | 绍兴柯桥韩玉电子科技有限公司 | A kind of steel plant retracting device for being easy to heel to sort |
-
2016
- 2016-03-23 CN CN201620228079.8U patent/CN205436003U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105689116A (en) * | 2016-03-23 | 2016-06-22 | 成都利君实业股份有限公司 | Novel magnetic separation mechanism |
| CN105689116B (en) * | 2016-03-23 | 2018-05-25 | 成都利君实业股份有限公司 | A kind of novel magnetic separation mechanism |
| CN107803271A (en) * | 2017-10-19 | 2018-03-16 | 绍兴柯桥韩玉电子科技有限公司 | A kind of steel plant retracting device for being easy to heel to sort |
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