CN206924889U - A kind of variable magnetic field belt type magnetic separator - Google Patents
A kind of variable magnetic field belt type magnetic separator Download PDFInfo
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- CN206924889U CN206924889U CN201720091616.3U CN201720091616U CN206924889U CN 206924889 U CN206924889 U CN 206924889U CN 201720091616 U CN201720091616 U CN 201720091616U CN 206924889 U CN206924889 U CN 206924889U
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Abstract
The utility model discloses a kind of variable magnetic field belt type magnetic separator, including：Feeding transport belt,Dosing storehouse is provided with above the feeding transport belt,Material to be selected is filled in dosing storehouse,Dosing storehouse can be quantitative to conveying material to be selected on feeding transport belt as needed,The top of feeding transport belt movement direction end is provided with magnetic separation travelling belt,The variable magnetic body in magnetic field is provided with magnetic separation travelling belt,Magnetic separation travelling belt lower part is respectively equipped with mine tailing bucket along the magnetic separation travelling belt direction of motion,Middle ore bucket and concentrate bucket,The variable magnetic body in magnetic field holds material to be selected and is close on magnetic separation travelling belt,The magnetic direction of the variable magnetic body in magnetic field changes so that the material to be selected of different property respectively falls in mine tailing bucket in magnetic separation travelling belt transportation,In middle ore bucket or concentrate bucket,Using low frequency pulsating formula flat board magnetic system,All magnetic field spaces can be fully utilized,With high beneficiating efficiency,Reduce manufacturing cost.
Description
Technical field
Technical field of ore extraction is the utility model is related to, more particularly to a kind of variable magnetic field belt type magnetic separator.
Background technology
So-called magnetic separation, it is exactly the magnetic contrast using sorted material, mineral grain is separated in magnetic field is sorted
A kind of ore dressing means.Magnetic separation can be divided to wet magnetic separation and dry type magnetic separation two kinds of forms.Wet magnetic separation needs to be situated between using water as work
It matter, will be difficult in the area of serious water shortage, and surrounding enviroment are also possible to cause seriously to pollute；Answered with wet magnetic separation
Miscellaneous technological process and application limitation is compared, dry-type magnetic selection apparatus have simple in construction, small investment, operating cost it is low, energy-conservation
The many advantages such as environmental protection.Therefore, dry type magnetic separation develops with having obtained very fast degree in recent years.
As high-pressure roller mill is in the extensive utilization of grinding field, traditional dry-type magnetic extractor can not meet increasingly to increase
Long demand of processing quantity；In addition, phenomena such as conventional dry magnetic separator is due to magnetic coagulation and miscellaneous magnetic clutch and cause the magnetic that sorts out
Property material grade is not high, it is difficult to meets the needs of final products.For more than conventional dry magnetic separation deficiency or drawback, both at home and abroad
Substantial amounts of work had been done in recent years in the R＆D personnel of ore dressing field, had carried out various explorations.But for particulate
Level magnetic material still can not solve very well in phenomena such as caused magnetic coagulation during sorting and miscellaneous magnetic clutch.
Farthest to strengthen magnetic inverting action of the magnetic material in alternating magnetic field, allow in material the mineral that are magnetic
Grain can be separated sufficiently with nonmagnetic mineral grain under the magnetic force and Action of Gravity Field of long period, so as to be obviously improved
The metal content of magnetic material, improve beneficiating efficiency.Expect the sorting magnetic field of cycle alternation, often use 360 degree in the past
The rotatable magnetic core permanent magnetic pulley of full cornerite, the magnetic system inside roller quickly can independently rotate relative to outer roller, so that
The disturbance of alternating magnetic field is experienced positioned at the magnetic mineral of roller surface, makes to be mixed in a small amount of non magnetic in magnetic mineral particles
Gangue particle is spun off in continuous magnetic field switching process.But this permanent magnetism roller is due in the range of 360 degree
There is magnetic field so that manufacturing cost is often very high, but can only often use half therein again among the commercial Application of reality
Even one not a half part, wasted so as to cause great cost so that this magnetic plant is commercially without larger
Competitive advantage.
The content of the invention
The purpose of this utility model is：Overcome the above-mentioned problems in the prior art, propose a kind of variable magnetic field skin
Belt magnetic separator, using low frequency pulsating formula flat board magnetic system, all magnetic field spaces can be fully utilized so that it is made
Cause this often there was only the one not a half of the complete rotatable magnetic core permanent magnetic pulley of cornerite, there is high beneficiating efficiency, reduce manufacture
Cost.
The purpose of this utility model is realized by following technical proposals：
A kind of variable magnetic field belt type magnetic separator, including：Feeding transport belt, it is fixed that the feeding transport belt top is provided with
Feed hopper is measured, material to be selected is filled in the dosing storehouse, the dosing storehouse quantitative as needed can be transported to feed
Material to be selected is conveyed on defeated belt, the top of the feeding transport belt movement direction end is provided with magnetic separation travelling belt, described
It is provided with the variable magnetic body in magnetic field in magnetic separation travelling belt, the magnetic separation travelling belt lower part is along the magnetic separation travelling belt direction of motion
Mine tailing bucket, middle ore bucket and concentrate bucket are respectively equipped with, the variable magnetic body in magnetic field holds material to be selected and is close to magnetic separation transport skin
Take, the magnetic direction of the variable magnetic body in magnetic field changes so that different property in the magnetic separation travelling belt transportation
The material to be selected of matter is respectively fallen in mine tailing bucket, middle ore bucket or concentrate bucket.
A kind of variable magnetic field belt type magnetic separator of the present utility model, the variable magnetic body in magnetic field are electromagnetism flat plate magnet
System, the electromagnetism flat board magnetic system is interior to have some electromagnetism windings, each electromagnetism winding access sine wave AC source.
A kind of variable magnetic field belt type magnetic separator of the present utility model, the alternative frequency of the excitation voltage of the electromagnetism winding
The continuously adjustabe in the range of 0Hz -60Hz.
A kind of variable magnetic field belt type magnetic separator of the present utility model, the excitation voltage phase difference between adjacent electromagnetism winding
In the range of 0-180 degree.
A kind of variable magnetic field belt type magnetic separator of the present utility model, the electromagnetism flat board magnetic system and horizontal hunting mechanism phase
Connection, the electromagnetism flat plate magnet ties up to can be in the side vertical with magnetic separation travelling belt transporting direction under the effect of horizontal hunting mechanism
To making horizontal reciprocating movement.
A kind of variable magnetic field belt type magnetic separator of the present utility model, the amplitude of the electromagnetism flat board magnetic system horizontal hunting are
5-30mm, the hunting frequency of the electromagnetism flat board magnetic system is 5Hz -30Hz.
A kind of variable magnetic field belt type magnetic separator of the present utility model, the variable magnetic body in magnetic field are plate-shaped permanent magnets,
The plate-shaped permanent magnets are connected with horizontal hunting mechanism, and the plate-shaped permanent magnets can be under under the effect of horizontal hunting mechanism
Make horizontal reciprocating movement in the direction vertical with magnetic separation travelling belt transporting direction.
A kind of variable magnetic field belt type magnetic separator of the present utility model, the amplitude of the plate-shaped permanent magnets horizontal hunting is 5-
30mm, the hunting frequency of the electromagnetism flat board magnetic system is 5Hz -30Hz.
According to above-mentioned technical proposal, the beneficial effects of the utility model are：
The 1st, the variable magnetic body in tabular magnetic field is set, all magnetic field spaces can be fully utilized so that it is made
This is caused often there was only the one not a half of the complete rotatable magnetic core permanent magnetic pulley of cornerite.
2nd, electromagnetism flat board magnetic system is set to be inscribed into sine wave AC source so that being attracted to the Magnetic Materials of magnetic separation belt bottom
Material and it is mingled with the nonmagnetic or sub-magnetic debris brought up and can be sufficiently overturn, stirred and separated.
3rd, electromagnetism flat board magnetic system sets horizontal hunting mechanism simultaneously, further changes magnetic on the premise of with alternating magnetic field
Field direction, make to treat that sorting material more fully rolls, improve sharpness of separation.
Brief description of the drawings
Fig. 1 is a kind of variable magnetic field belt type magnetic separator schematic diagram of the utility model.
Embodiment
The utility model is further described with reference to specific embodiments and the drawings.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
If Fig. 1 is a kind of embodiment of variable magnetic field belt type magnetic separator of the utility model, a kind of variable magnetic field belt-type
Magnetic separator, including：Feeding transport belt 2, the top of feeding transport belt 2 are provided with dosing storehouse 1, the dosing storehouse
Filling material to be selected in 1, the dosing storehouse 1 can be quantitative to conveying material to be selected on feeding transport belt 2 as needed,
The top of the direction of motion end of feeding transport belt 2 is provided with magnetic separation travelling belt 3, is provided with the magnetic separation travelling belt 3
The variable magnetic body 4 in magnetic field, the lower part of magnetic separation travelling belt 3 are respectively equipped with mine tailing bucket along the direction of motion of magnetic separation travelling belt 3
5th, middle ore bucket 6 and concentrate bucket 7, the variable magnetic body 4 in magnetic field holds material to be selected and is close on magnetic separation travelling belt 3, described
The magnetic direction of the variable magnetic body 4 in magnetic field changes so that different property is treated in the transportation of magnetic separation travelling belt 3
Material is selected to respectively fall in mine tailing bucket 5, middle ore bucket 6 or concentrate bucket 7, the variable magnetic body 4 in magnetic field is electromagnetism flat board magnetic system, institute
Stating in electromagnetism flat board magnetic system has some electromagnetism windings, and each electromagnetism winding accesses sine wave AC source, the electromagnetism around
The alternative frequency of the excitation voltage of group continuously adjustabe in the range of 0Hz -60Hz, the excitation voltage phase between adjacent electromagnetism winding
In the range of 0o -180o, the electromagnetism flat board magnetic system is connected potential difference with horizontal hunting mechanism, and the electromagnetism flat plate magnet ties up to
It can make horizontal reciprocating movement in the direction vertical with the transporting direction of magnetic separation travelling belt 3 under the effect of horizontal hunting mechanism, it is described
The amplitude of electromagnetism flat board magnetic system horizontal hunting is 5-30mm, and the hunting frequency of the electromagnetism flat board magnetic system is 5Hz -30Hz, described
The variable magnetic body in magnetic field is plate-shaped permanent magnets, and the plate-shaped permanent magnets are connected with horizontal hunting mechanism, the plate-shaped permanent magnets
It can make horizontal reciprocating movement in the direction vertical with the transporting direction of magnetic separation travelling belt 3 lower under the effect of horizontal hunting mechanism,
The amplitude of the plate-shaped permanent magnets horizontal hunting is 5-30mm, and the hunting frequency of the electromagnetism flat board magnetic system is 5Hz -30Hz.
In use, material to be selected is given to dosing storehouse 1 first, the material to be selected for being deposited in the bottom of dosing storehouse 1 exists
Feeding transport belt 2 and be placed in the bottom of dosing storehouse 1 feed-shoe synergy under convey by equal and quantitative
To the bottom of magnetic separation travelling belt 3, wherein magnetic mineral grain will be positioned in the magnetic field inside magnetic separation travelling belt 3
Magnetic attraction force caused by variable magnetic body 4 is adsorbed onto the bottom of magnetic separation travelling belt 3, also has in this process a small amount of
Nonmagnetic or sub-magnetic debris can also be mingled with the bottom for being brought to magnetic separation travelling belt 3.It is arranged in magnetic separation travelling belt 3
Magnetic field caused by the variable magnetic body 1 in magnetic field in portion belongs to pulsating alternating magnetic field, and magnetic field alternative frequency is typically up to more than ten even
Tens hertz, this magnetic material for be attracted to the bottom of magnetic separation travelling belt 3 and being mingled with is brought up nonmagnetic
Or sub-magnetic debris can sufficiently be overturn, stirred and be separated.The nonmagnetic ore deposit not attracted by the variable magnetic body 4 in magnetic field
Thing is still stayed on feeding transport belt 2, is finally brought into mine tailing bucket 5, the nothing being mixed among magnetic mineral（It is weak）Magnetic
Grain has major part and shaken off down at the very start, these nothings（It is weak）Magnetic-particle also falls within mine tailing bucket, remaining still to press from both sides
Miscellaneous a small amount of sub-magnetic debris among magnetic mineral can still be shaken off down in ensuing magnetic rolling whipping process, most
Enter eventually in middle ore bucket 6, remaining purer ferromagnetism concentrate particle eventually brings concentrate bucket into by magnetic separation travelling belt
In 7.
The characteristics of variable magnetic body in magnetic field is divided into two kinds of structure types of permanent magnetism and electromagnetism, and its is maximum can exactly produce alternation
Magnetic field.The alternating magnetic field of permanent-magnet structure can be swung or be rotated by machinery and obtained, and the alternating magnetic field of electromagnetic structure can pass through
Alternating Current Excitation power supply obtains, and the main purpose of this design is exactly to make these magnetic materials and be mingled with therein non magnetic or weak magnetic
Property particle is sufficiently stirred and separated in the presence of alternating magnetic field and gravity, is efficiently solved strongly magnetic material and is being sorted
During caused magnetic coagulation and magnetic Inclusion Problem, the grade of ferromagnetism concentrate product is reached high level.
There is following advantage relative to prior art：1st, the size fraction ranges of the selected mineral of magnetic separator are very wide, diameter≤20mm
Particle or powder can all be selected in；2nd, concentrate grade is very high, and in the case where ensureing that tailings grade is qualified, concentrate grade is reachable
It is more than 35% -60%；3rd, manufacturing cost is relatively low, and market competition advantage is obvious；4th, magnetic separator has simple in construction, easy to operate, regulation
Accurately, many advantages, such as durable in use, easy to maintenance.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (6)
- A kind of 1. variable magnetic field belt type magnetic separator, it is characterised in that including：Feeding transport belt, the feeding transport belt Top is provided with dosing storehouse, and material to be selected is filled in the dosing storehouse, and the dosing storehouse can quantify as needed To material to be selected is conveyed on feeding transport belt, the top of the feeding transport belt movement direction end is transported provided with magnetic separation Belt, the magnetic separation travelling belt is interior to be provided with the variable magnetic body in magnetic field, and the magnetic separation travelling belt lower part transports skin along magnetic separation Tape motion direction is respectively equipped with mine tailing bucket, middle ore bucket and concentrate bucket, and the variable magnetic body in magnetic field holds material to be selected and is close to On magnetic separation travelling belt, in the magnetic separation travelling belt transportation magnetic direction of the variable magnetic body in magnetic field change so as to The material to be selected of different property is set to respectively fall in mine tailing bucket, middle ore bucket or concentrate bucket, the variable magnetic body in magnetic field is electricity Magnetic recording level plate magnetic system, the electromagnetism flat board magnetic system is interior to have some electromagnetism windings, each electromagnetism winding access sine wave AC Source, the electromagnetism flat board magnetic system are connected with horizontal hunting mechanism, and the electromagnetism flat plate magnet is tied up under the effect of horizontal hunting mechanism Horizontal reciprocating movement can be made in the direction vertical with magnetic separation travelling belt transporting direction.
- A kind of 2. variable magnetic field belt type magnetic separator according to claim 1, it is characterised in that：The electromagnetism winding swashs The alternative frequency of magnetoelectricity pressure continuously adjustabe in the range of 0Hz -60Hz.
- A kind of 3. variable magnetic field belt type magnetic separator according to claim 2, it is characterised in that：Between adjacent electromagnetism winding Excitation voltage phase difference in the range of 0-180 degree.
- A kind of 4. variable magnetic field belt type magnetic separator according to claim 3, it is characterised in that：The electromagnetism flat board magnetic system The amplitude of horizontal hunting is 5-30mm, and the hunting frequency of the electromagnetism flat board magnetic system is 5Hz -30Hz.
- A kind of 5. variable magnetic field belt type magnetic separator according to claim 1, it is characterised in that：The variable magnetic source in magnetic field Body is plate-shaped permanent magnets, and the plate-shaped permanent magnets are connected with horizontal hunting mechanism, and the plate-shaped permanent magnets are in horizontal pendulum motivation Structure effect is lower to make horizontal reciprocating movement in the direction vertical with magnetic separation travelling belt transporting direction.
- A kind of 6. variable magnetic field belt type magnetic separator according to claim 5, it is characterised in that：The plate-shaped permanent magnets water The dynamic amplitude of yaw is 5-30mm, and the hunting frequency of the electromagnetism flat board magnetic system is 5Hz -30Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720091616.3U CN206924889U (en) | 2017-01-24 | 2017-01-24 | A kind of variable magnetic field belt type magnetic separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720091616.3U CN206924889U (en) | 2017-01-24 | 2017-01-24 | A kind of variable magnetic field belt type magnetic separator |
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| CN206924889U true CN206924889U (en) | 2018-01-26 |
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| CN201720091616.3U Active CN206924889U (en) | 2017-01-24 | 2017-01-24 | A kind of variable magnetic field belt type magnetic separator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112275668A (en) * | 2020-10-26 | 2021-01-29 | 惠州市旭展磁性材料有限公司 | Magnetic strength detector for magnetic material piece |
| CN112916432A (en) * | 2021-03-24 | 2021-06-08 | 江西理工大学 | Intelligent magnetic ore sorting method and equipment |
-
2017
- 2017-01-24 CN CN201720091616.3U patent/CN206924889U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112275668A (en) * | 2020-10-26 | 2021-01-29 | 惠州市旭展磁性材料有限公司 | Magnetic strength detector for magnetic material piece |
| CN112916432A (en) * | 2021-03-24 | 2021-06-08 | 江西理工大学 | Intelligent magnetic ore sorting method and equipment |
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