CN105921270B - Wind-force belt magnetic separator - Google Patents
Wind-force belt magnetic separator Download PDFInfo
- Publication number
- CN105921270B CN105921270B CN201610303067.1A CN201610303067A CN105921270B CN 105921270 B CN105921270 B CN 105921270B CN 201610303067 A CN201610303067 A CN 201610303067A CN 105921270 B CN105921270 B CN 105921270B
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- magnetic
- conveyer belt
- wind
- belt
- force
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Classifications
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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
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- 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
Abstract
A kind of wind-force belt magnetic separator, including casing and the lace conveying device being installed in casing, lace conveying device includes two rollers and the conveyer belt that is set around on two rollers, charging gear and the first blowing device are equipped with above conveyer belt, the first magnetic system made of being alternately arranged by multiple S magnetic poles and multiple N magnetic poles edge conveying tape feeding direction is equipped with below the conveyor surface of conveyer belt, positioned at conveyer belt output end roller be internally provided with by multiple S magnetic poles and multiple N magnetic poles around roller circumferencial direction be alternately arranged made of the second magnetic system, the first tailing is equipped with below the input terminal of conveyer belt to export, the outlet of the second tailing and concentrate outlet are equipped with below the output end of conveyer belt, second tailing exports and concentrate outlet is sequentially arranged along the direction opposite with conveyer belt conveying material.The structure of the wind-force belt magnetic separator is simple, be easy to making, the efficiency of separation is high, can obtain higher iron recovery conducive to the concentrate grade of raising dry type magnetic separation, while obtaining higher magnetic concentrate.
Description
Technical field
The present invention relates to technical field of magnetic separation equipment, and in particular to a kind of wind-force belt magnetic separator.
Background technology
Magnetic separation is the sorting technology sorted using material magnetic contrast, can be divided into dry type magnetic separation and wet magnetic separation.It is wet
Formula magnetic separation is needed using water as separating medium, and the concentrate sorted out is needed to be precipitated again, is dehydrated, and investment of production is big, technique
Flow is complicated, and beneficiation cost is high.And in drought and water shortage or extremely frigid zones, wet magnetic separation technique is difficult to apply.With wet magnetic separation phase
Than dry-type magnetic selection apparatus is simple in structure, and production run is at low cost, and energy conservation and environmental protection, and highly effective dry-type magnetic plant is ground in recent years
Study carefully exploitation to be paid more and more attention.
Currently, common dry-type magnetic extractor obtains concentrate Iron grade generally between 30% ~ 60% after being sorted to ferromagnetism ore
Between, but while obtaining high-grade magnetic separation of iron ore concentrate, it is difficult to ensure that high iron recovery.It ought especially wait for sorting material iron
(it is less than 10% ~ 20%) when grade is relatively low, the iron concentrate grade that existing dry type magnetic separation sorts is extremely difficult to the requirement smelted.This
Mainly due to handled by dry type magnetic separation being strongly magnetic mineral, this kind of mineral are easy to generate magnetic coagulation and magnetic clutch in magnetic field
Miscellaneous phenomenon, non magnetic ore particle and lean intergrowth into magnetic concentrate, are made since magnetic coagulation and magnetic mineral are mingled with effect
At the decline of concentrate Iron grade.Therefore, it is difficult to take into account high-grade magnetic concentrate and the recycling of high iron using single magnetic separating
Rate.
Invention content
The technical problem to be solved in the present invention is to overcome the shortcomings of the prior art, provide it is a kind of it is simple in structure, be easy to
Make, the efficiency of separation is high, conducive to improve the concentrate grade of dry type magnetic separation, can be obtained while obtaining higher magnetic concentrate compared with
The wind-force belt magnetic separator of high iron recovery.
In order to solve the above technical problems, the present invention uses following technical scheme:
A kind of wind-force belt magnetic separator, including casing and the lace conveying device that is installed in casing, the belt are defeated
It includes two rollers and the conveyer belt that is set around on two rollers to send device, is equipped with above the conveyer belt for feeding material
Charging gear on to conveyer belt and the first blowing device for blowing to conveyer belt input extreme direction, the charging gear and
The direction that first blowing device conveys material along conveyer belt is sequentially arranged, and is equipped with by multiple S below the conveyor surface of the conveyer belt
Magnetic pole and multiple N magnetic poles are located at the roller of conveyer belt output end along the first magnetic system made of tape feeding direction is alternately arranged is conveyed
Be internally provided with by multiple S magnetic poles and multiple N magnetic poles around roller circumferencial direction be alternately arranged made of the second magnetic system, the conveyer belt
Input terminal below be equipped with the first tailing and export, the outlet of the second tailing is equipped with below the output end of the conveyer belt and concentrate goes out
Mouthful, the second tailing outlet and concentrate outlet are sequentially arranged along the direction opposite with conveyer belt conveying material.
Above-mentioned wind-force belt magnetic separator, it is preferred that the gap between first magnetic system and conveyer belt is 1mm ~ 5mm,
The magnetic field intensity of first magnetic system is 1000Gs ~ 8000Gs.
Above-mentioned wind-force belt magnetic separator, it is preferred that the disk pack angle of second magnetic system is 90 ° ~ 180 °, magnetic field intensity model
It encloses for 500Gs ~ 6000Gs, magnetic system drift angle is 10 ° ~ 30 °.
Above-mentioned wind-force belt magnetic separator, it is preferred that the wind-force belt magnetic separator further includes the second blowing device, described
Second blowing device is set to concentrate outlet close to the side of conveyer belt input terminal, and the air supply direction of the second blowing device is from defeated
Send the direction tilted upward with input terminal to output end.
Above-mentioned wind-force belt magnetic separator, it is preferred that first blowing device and the second blowing device are including speed governing
Wind turbine and air hose.
Above-mentioned wind-force belt magnetic separator, it is preferred that the air hose of first blowing device and the second blowing device goes out
Wind direction is in 10 ° ~ 80 ° angles with horizontal plane.
Above-mentioned wind-force belt magnetic separator, it is preferred that the horizontal tilt angle γ of the conveyer belt is -15 ° ~+15 °.
Above-mentioned wind-force belt magnetic separator a, it is preferred that side with adjustable mounting height in two rollers
Formula is installed in casing.
Above-mentioned wind-force belt magnetic separator, it is preferred that the charging gear is feed hopper.
Compared with the prior art, the advantages of the present invention are as follows:The wind-force belt magnetic separator of the present invention utilizes field of wind-force and magnetic
The synergistic effect in the field of force forms the sorting that the compound sorting field of force carries out magnetic material and non-magnetic material, can reduce magnetic separation
Magnetic coagulation and magnetic clutch in journey is miscellaneous, further increases the efficiency of separation of dry type magnetic separation, improves the concentrate grade of dry type magnetic separation.The wind
Power belt magnetic separator solves that existing dry-type magnetic extractor is difficult to take into account high-grade magnetic concentrate and the technology of higher iron recovery is asked
Topic, while obtaining higher magnetic concentrate, can obtain higher iron recovery.The structure letter of the wind-force belt magnetic separator
List is easy to make, and is particularly suitable for the ferromagnetism of 0-8mm granularities and the sorting of medium magnetic material.
Description of the drawings
Fig. 1 is the structural schematic diagram of wind-force belt magnetic separator.
Marginal data:
1, casing;2, lace conveying device;21, roller;22, conveyer belt;3, charging gear;4, the first blowing device;5、
First magnetic system;6, the second magnetic system;7, the first tailing exports;8, the second tailing exports;9, concentrate exports;10, the second blowing device;
100, adjustable speed fan;200, air hose.
Specific implementation mode
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, the wind-force belt magnetic separator of the present embodiment, including casing 1 and the belt that is installed in casing 1 it is defeated
Device 2, lace conveying device 2 is sent to include two rollers 21 and the conveyer belt 22 being set around on two rollers 21, two rollers 21
Respectively driving roller and follower roller, wherein driven roller are located at the output end of conveyer belt 22, and driven voller is located at the input of conveyer belt 22
End, the top of conveyer belt 22 are equipped with for material to be fed to charging gear 3 on conveyer belt 22 and for being inputted to conveyer belt 22
First blowing device 4 of extreme direction air-supply, the air supply direction of the first blowing device 4 are to incline from 22 output end of conveyer belt to input terminal
The direction that direction obliquely, charging gear 3 and the first blowing device 4 convey material along conveyer belt 22 is sequentially arranged, conveyer belt
Be equipped with below 22 conveyor surface by multiple S magnetic poles and multiple N magnetic poles along 22 conveying direction of conveyer belt be alternately arranged made of first
Magnetic system 5 is internally provided with by multiple S magnetic poles and multiple N magnetic poles positioned at the roller 21 of 22 output end of conveyer belt around 21 circumference side of roller
The second magnetic system 6 to made of being alternately arranged is equipped with the first tailing below the input terminal of conveyer belt 22 and exports 7, conveyer belt 22 it is defeated
The second tailing outlet 8 and concentrate outlet 9 are equipped with below outlet, the second tailing outlet 8 and concentrate outlet 9 are conveyed along with conveyer belt 22
The opposite direction of material is sequentially arranged.
When the wind-force belt magnetic separator works, after sorting material after charging gear 3 is fed on conveyer belt 22, conveying
It is driven from roller 21 with 22 and is moved to the direction of output end with material, in the moving process, the first magnetic of 22 lower section of conveyer belt
It is 5 material to be made not stop to overturn, while the first blowing device 4 is blown, and makes a part of fine grained non magnetic ore under the action of the wind
It is separated first, as air-flow inputs end motion to conveyer belt 22, and falls to the first tailing of 22 input terminal of conveyer belt
Outlet 7, realizes the primary election of material;Remaining material is moved to conveyer belt 22 at the roller 21 of output end, in the roller 21
Under the action of the second magnetic system of portion 6, material does not stop to overturn and movement, magnetic-particle are attracted to 22 surface of conveyer belt and around rollers 21
Rotation, non-magnetic particle is not due to by magneticaction, exporting 8 by the second tailing left to lower section, being adsorbed on 22 table of conveyer belt
The high-grade magnetic-particle in face with around 21 rotational motion of roller be detached from the second magnetic system 6 magnetic fields region after, be thrown into essence
Mine outlet 9, realizes the selected of material.
In the present embodiment, the gap between the first magnetic system 5 and conveyer belt 22 is 1mm ~ 5mm, the magnetic field intensity of the first magnetic system 5
For 1000Gs ~ 8000Gs, 5 magneticaction range of the first magnetic system can be by adjusting the quantity of magnetic pole and between conveyer belt 22
Gap is adjusted.The disk pack angle of second magnetic system 6 is 90 ° ~ 180 °, magnetic field intensity ranging from 500Gs ~ 6000Gs, magnetic system drift angle(Magnetic
It is the angle that center line is biased to magnetic product outlet side and vertical center line)It is 10 ° ~ 30 °.
In the present embodiment, wind-force belt magnetic separator further includes the second blowing device 10, and the second blowing device 10 is set to concentrate
Outlet 9 close to the side of 22 input terminal of conveyer belt, and the air supply direction of the second blowing device 10 be from 22 input terminal of conveyer belt to
The direction that output end tilts upward.By the way that the second blowing device 10 is arranged, 22 output end roller 21 of conveyer belt can be will move to
The participation non-magnetic particle being mingled in the magnetic material at place is blown off, and is played and is strengthened selected effect.
The present embodiment, the first blowing device 4 and the second blowing device 10 include adjustable speed fan 100 and air hose 200, are adopted
Wind-force size can be adjusted with adjustable speed fan 100.The angle α of the air-out direction and horizontal plane of the air hose 200 of first blowing device 4
It it is 10 ° ~ 80 ° with the air-out direction of the air hose 200 of the second blowing device 10 and the angle β of horizontal plane.Further, each wind
The mounting means of angle adjustable can be used in pipe 200, convenient for quickly adjusting to the angle of needs.
In the present embodiment, the horizontal tilt angle γ of conveyer belt 22 is -15 ° ~+15 °.Preferably, in two rollers 21
One is installed in a manner of adjustable mounting height in casing 1, can be conveniently fast by adjusting the mounting height of the roller 21
The horizontal tilt angle of the adjusting conveyer belt 22 of speed.Following manner installation specifically may be used in the roller 21:It is arranged on casing 1
The bearing block of roller 21 is slidedly arranged in vertical slot, is fastened using bolt by vertical slot, when need adjust mounting height
When, bolt is unscrewed, you can the vertically mounting height of slot adjustment bearing block, namely the mounting height of roller 21 is adjusted, reach
The purpose for adjusting 22 horizontal tilt angle of conveyer belt, only needs retorque after adjusting.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example.To those of ordinary skill in the art, obtained improvement and change in the case where not departing from the technology of the present invention concept thereof
It changes and also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of wind-force belt magnetic separator, it is characterised in that:Including casing(1)And it is installed on casing(1)Interior belt conveying
Device(2), the lace conveying device(2)Including two rollers(21)Be set around two rollers(21)On conveyer belt
(22), the conveyer belt(22)Top is equipped with for material to be fed conveyer belt(22)On charging gear(3)With for
Conveyer belt(22)Input the first blowing device of extreme direction air-supply(4), the charging gear(3)With the first blowing device(4)Edge
Conveyer belt(22)The direction of conveying material is sequentially arranged, the conveyer belt(22)Conveyor surface below be equipped with by multiple S magnetic poles and
Multiple N magnetic poles are along conveyer belt(22)First magnetic system made of conveying direction is alternately arranged(5), it is located at conveyer belt(22)Output end
Roller(21)It is internally provided with by multiple S magnetic poles and multiple N magnetic poles around roller(21)Second magnetic made of circumferencial direction is alternately arranged
System(6), the conveyer belt(22)Input terminal below be equipped with the first tailing export(7), the conveyer belt(22)Output end under
Side is equipped with the second tailing and exports(8)It is exported with concentrate(9), the second tailing outlet(8)It is exported with concentrate(9)Edge and conveyer belt
(22)The opposite direction of conveying material is sequentially arranged.
2. wind-force belt magnetic separator according to claim 1, it is characterised in that:First magnetic system(5)With conveyer belt
(22)Between gap be 1mm ~ 5mm, first magnetic system(5)Magnetic field intensity be 1000Gs ~ 8000Gs.
3. wind-force belt magnetic separator according to claim 1, it is characterised in that:Second magnetic system(6)Disk pack angle be
90 ° ~ 180 °, magnetic field intensity ranging from 500Gs ~ 6000Gs, magnetic system drift angle is 10 ° ~ 30 °.
4. wind-force belt magnetic separator according to claim 1, it is characterised in that:The wind-force belt magnetic separator further includes
Two blowing devices(10), second blowing device(10)It is exported set on concentrate(9)Close to conveyer belt(22)The side of input terminal,
And second blowing device(10)Air supply direction be from conveyer belt(22)The direction that input terminal is tilted upward to output end.
5. wind-force belt magnetic separator according to claim 4, it is characterised in that:First blowing device(4)With second
Blowing device(10)It include adjustable speed fan(100)And air hose(200).
6. wind-force belt magnetic separator according to claim 5, it is characterised in that:First blowing device(4)With second
Blowing device(10)Air hose(200)Air-out direction and horizontal plane be in 10 ° ~ 80 ° angles.
7. wind-force belt magnetic separator according to claim 1, it is characterised in that:The conveyer belt(22)Horizontal tilt angle
It is -15 ° ~+15 ° to spend γ.
8. wind-force belt magnetic separator according to claim 1, it is characterised in that:Two rollers(21)In one with
The mode of adjustable mounting height is installed on casing(1)It is interior.
9. wind-force belt magnetic separator according to claim 1, it is characterised in that:The charging gear(3)For feed hopper.
Priority Applications (1)
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CN201610303067.1A CN105921270B (en) | 2016-05-10 | 2016-05-10 | Wind-force belt magnetic separator |
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CN201610303067.1A CN105921270B (en) | 2016-05-10 | 2016-05-10 | Wind-force belt magnetic separator |
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CN105921270A CN105921270A (en) | 2016-09-07 |
CN105921270B true CN105921270B (en) | 2018-10-12 |
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AU2021471055A1 (en) * | 2021-10-25 | 2023-06-29 | Longi Magnet Co., Ltd. | Dry-type pre-concentration machine |
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