CN105797845B - A kind of dry type magnetic roller and magnetic separator - Google Patents
A kind of dry type magnetic roller and magnetic separator Download PDFInfo
- Publication number
- CN105797845B CN105797845B CN201610327459.1A CN201610327459A CN105797845B CN 105797845 B CN105797845 B CN 105797845B CN 201610327459 A CN201610327459 A CN 201610327459A CN 105797845 B CN105797845 B CN 105797845B
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- magnetic
- roller
- dry
- type magnetic
- extractor
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- 230000005291 magnetic effect Effects 0.000 title claims abstract description 172
- 239000006148 magnetic separator Substances 0.000 title abstract description 27
- 239000000463 material Substances 0.000 claims description 11
- 238000007790 scraping Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 238000005422 blasting Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000007885 magnetic separation Methods 0.000 abstract description 32
- 238000005265 energy consumption Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000003915 air pollution Methods 0.000 abstract description 2
- 230000007306 turnover Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 239000000696 magnetic material Substances 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000012141 concentrate Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 230000005294 ferromagnetic effect Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000031068 symbiosis, encompassing mutualism through parasitism Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
- B03C1/12—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with magnets moving during operation; with movable pole pieces
Abstract
The present invention provides a kind of dry type magnetic rollers, including roller, are provided with magnetic system in the roller, it is characterised in that: hole are provided in the circumferential wall of the roller, the pressure in roller is greater than the pressure outside roller.Effectively disk pack can be wrapped up in and be broken up, to improve the grade of magnetic separation.The present invention effectively solves the problems, such as that difficult ore dressing, Fine fraction of ore and ultra-fine grade mine magnetic separation grade be not high.Meanwhile, it is capable to save energy consumption about 5%-20%；Magnetic roller abrasion loss is small, and turnover rate is low, saves the cost of magnetic roller, and then saves the cost of magnetic separator；Without with water, water pollution-free；Dustless operation, no air pollution.
Description
Technical field:
The present invention relates to a kind of magnetic roller and magnetic separators, are related to the dry type magnetic roller and magnetic separator of a kind of dry type ore sorting.
Background technique:
China's iron ore deposit is there are two feature: first is that lean ore is more, about the 80% of mineral resources, second is that symbiosis complex ore
More, smelting enterprise is to reduce cost, is saved energy consumption.Mostly use concentrate powder, i.e., tcrude ore is crushed, ore grinding, magnetic separation,
The programs such as flotation reject gangue mineral, select Iron concentrate of the Iron grade higher than 60% for smelting.
In ore dressing, main technique is to carry out wet magnetic separation using wet magnetic separator, but wet magnetic separation can consume at present
Water resource handles raw ore per ton and consumes 1~1.5 ton of water, need to build tailing dam, while the sewage pollution soil and water source being discharged,
Western water shortage, anhydrous area can not carry out ore dressing.To solve the above-mentioned problems, dry-type magnetic extractor is generallyd use at present, however it is dry
During formula magnetic separator magnetic separation, effective absorption working time of magnetic material is short, and the overturning number on left magnetic roller is few, disk pack wraps up in,
Magnetic coagulation phenomenon is serious, is extremely difficult to the desired effect of magnetic separation.The iron ore grade selected is low, selects than low.
To solve the above-mentioned problems, a kind of dry type wind magnetic separator is disclosed in Chinese patent CN204018012U, is wrapped
Shell is included, non-full magnetic magnetic roller is provided in shell, is additionally provided with suction opening on the housing, the suction opening and magnetic roller
Magnetic region is opposite.Using the dry type wind magnetic separator of above-mentioned patent, enable to wind-force and magnetic force collective effect, solve disk pack wrap up in and
Magnetic coagulation problem improves the grade for the iron ore selected and selects ratio, for example, for 120 mesh and -200 mesh to account for 70%-85% thin
Grain low-grade ore, fine powder grade can reach 67% or more, and for the raw ore of grade 20%-28%, choosing is than up to (2.7-3):
1.However using the dry type wind magnetic separator of the patent, for difficult ore dressing, Fine fraction of ore and ultra-fine grade mine, there are fine powder grades to mention
Not high problem is to be improved, and especially for difficult ore dressing, Fine fraction of ore, ultra-fine grade mine, it is tight to wrap up in phenomenon for disk pack in magnetic separation
Weight is limited so that the grade of magnetic separation fine powder improves.
Summary of the invention:
The purpose of the present invention is to provide one kind can effectively solve difficult ore dressing, Fine fraction of ore and ultra-fine grade mine magnetic separation grade
Not high dry type magnetic roller and magnetic separator.The present invention is equally also suitable with common mine, easy ore dressing etc., is particularly suitable for fine ore.
In order to achieve the above object, the present invention is implemented as follows: a kind of dry type magnetic roller, including roller, in the roller
Inside it is provided with magnetic system, it is characterised in that: hole is provided in the circumferential wall of the roller, the pressure in roller is greater than outside roller
Pressure.Effectively disk pack can be wrapped up in and be broken up, to improve the grade of magnetic separation.
In order to further increase the grade of magnetic separation, there is cavity, in the sky between the magnetic system and the roller inner wall
Intracavitary setting positive pressure, is arranged negative pressure outside the magnetic roller.
In order to further realize the negative pressure outside roller, the negative pressure by outside roller exhausting formed.
In order to further realize the positive pressure in cavity, the positive pressure in the cavity is empty by being passed through compression into the cavity
Gas is formed.
Preferably, compressed air enters cavity by air blasting passage, wherein the air blasting passage includes being arranged in the magnetic
The axial blind hole of the mandrel end of system, towards offering radial hole in the cavity on the inner wall of the axial blind hole.
In order to further increase the intensity of the magnetic roller, centre is also provided between the roller and the magnetic system
Roller.
In order to further increase the grade of magnetic separation, the aperture in the hole is 1~30 μm.
In order to further increase the grade of magnetic separation and guarantee the intensity of magnetic roller, the percent opening in the circumferential wall of the roller is
10%~60%.
A kind of dry-type magnetic extractor, including dry type magnetic roller described in above-mentioned any one claim.The magnetic separation being arranged in this way
Machine can greatly improve the grade of magnetic separation in use.
Wherein, the dry-type magnetic extractor further includes the shell with inlet port and outlet port, and the dry type magnetic roller setting exists
In shell, it is provided with suction opening on the housing, the suction opening is opposite with magnetic roller magnetic region.
In order to further increase the treating capacity of magnetic separator, the feed inlet is located at case top, and the discharge port is located at shell
Body bottom.The discharge port is divided into ferromagnetic outlet and the outlet of non-ferromagnetic object, magnetic material and the non-magnetic material difference selected
From ferromagnetic outlet and non-ferromagnetic object outlet discharge.In the case where additionally not increasing power, meets separating grade and select ratio
Meanwhile improving the treating capacity of magnetic separator.
Effective contact of material and magnetic regions, the lower part of the housing are provided with wind-supplying mouth in order to further increase.
In order to further effectively by the carrying magnetic selected and not magnetic feed separation, and it is allowed to move to specific direction
It is dynamic, separation guide plate is provided on the shell below the magnetic roller.
In order to further increase the iron ore grade and treating capacity selected, the magnetic roller is between multiple and multiple magnetic rollers
For longitudinal arrangement.So that mineral are able to carry out multiple magnetic separation, also improve and select while the treating capacity for improving ore dressing
Iron ore grade.
Preferably, the magnetic roller of the longitudinal arrangement is staggered in the horizontal direction from top to bottom.
Preferably, the magnetic roller of the longitudinal arrangement is vertical arrangement.
Preferably, the magnetic roller of the longitudinal arrangement is vertical row to be first from top to bottom staggered in the horizontal direction again
Column.
In order to further collect the material that upper level magnetic roller is selected, it is provided with and leads on the shell between two neighboring magnetic roller
To baffle.Deflector apron can be collected the non-magnetic material or magnetic material that upper level is selected, and carry out again next time
Magnetic separation.
In order to further allow material that can readily peel off from magnetic roller, material scraping plate is axially provided in the magnetic roller.It scrapes
Flitch can allow the magnetisable material in magnetic roller effectively to be removed when being transferred to non-magnetic region.
Beneficial effect
1. the present invention can be improved the grade of magnetic separation, so that the grade of magnetic separation reaches 70% or more.
It is selected in field in mine, difficult ore dressing is the weak, magnetic material of magnetism and packed in gangue or perhaps magnetic material and gangue into knot
Crystal etc., dissociation difficult (being not easy to dissociate), magnetic material crystal grain are thin or ultra-fine；Good ore dressing is with difficult ore dressing on the contrary, magnetic relatively strong, appearance
Easily form monomer dissociation, magnetic material coarse grains.The ore dressing taste of magnetic separator general for difficult ore dressing can only achieve 40%-50%
Left and right, and magnetic separator of the invention is used, 70% or more can achieve to good ore dressing grade, 65% can also be selected for difficult ore dressing
Above concentrate.
2. energy-saving；Using magnetic roller and magnetic separator of the invention, it can reduce magnetic roller and rotate and required energy consumption, it can
Save energy consumption about energy conservation 5%-20%；
3. reducing cost；Using magnetic roller and magnetic separator of the invention, magnetic roller abrasion loss is small, and turnover rate is low, saves magnetic roller
Cost, and then save the cost of magnetic separator；
4. the present invention is without using water, water pollution-free；
5. the present invention is dustless operation, dust emission is less than 30mg/m3, better than national standard " the comprehensive row of atmosphere pollution
Put standard " as defined in particulate matter be less than 150mg/m3Requirement, no air pollution.
6. treating capacity of the invention is big, such as the magnetic separator of CXJ1024 (105*200cm) specification, treating capacity is greater than 60t/h.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the first dry type magnetic roller；
Fig. 2 is the structural schematic diagram of second of dry type magnetic roller；
Fig. 3 is the structural schematic diagram of the third dry type magnetic roller；
Fig. 4 is the cross-sectional view of Fig. 2；
Fig. 5 is the cross section Local map of Fig. 3；
Fig. 6 is the structural schematic diagram of the first dry-type magnetic extractor；
Fig. 7 is the structural schematic diagram of second of dry-type magnetic extractor；
Fig. 8 is the structural schematic diagram of the third dry-type magnetic extractor.
Specific embodiment:
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, but the present invention does not limit to
In these embodiments, any improvement or replacement on the present embodiment essence spirit still falls within the claims in the present invention and is wanted
Seek the range of protection.
Embodiment: as shown, a kind of dry type magnetic roller, including roller 9, it is provided with magnetic system 10 in the roller 9, in institute
It states and is provided with hole 12 in the circumferential wall of roller 9, the pressure in roller 9 is greater than the pressure outside roller 9.Wherein in order to complete magnetic separation,
The magnetic system 10 must be only dispensed along on the part-circular periphery of 2 circumferencial direction of magnetic roller.As shown in Figure 1, the magnetic system 10 can be
Fixed only part-circular periphery magnetic part cyclotomy week the cylindrical shape without magnetic.As shown in Figure 2, or fan of the part-circular periphery with magnetic
Shape.In the present embodiment, fan-shaped magnetic system of the magnetic system 10 used for part-circular periphery with magnetic.
In addition, there is cavity 17, in order to realize the pressure in the cavity 17 between 9 inner wall of the magnetic system 10 and the roller
Power is greater than the pressure outside the roller 9, can be realized by being blown into compressed air into the cavity 17, can also be by magnetic
Roller is outer to realize magnetic region setting negative pressure, naturally it is also possible to while being blown into cavity 17 outside compressed air and left magnetic roller and magnetic region is set
Set negative pressure.
The mode used in the present embodiment forms positive pressure simultaneously in roller 9 to be blown into compressed air into the cavity 17
Outer progress exhausting forms negative pressure, and the wind channel that compressed air is blown into the cavity 17 includes that the magnetic system 10 is arranged in
The axial blind hole 15 of 14 end of mandrel, towards offering radial hole 16 in the cavity 17 on the inner wall of the axial blind hole 15,
The end face of the roller 9 is connect by bearing with the mandrel 14 of the magnetic system 10, and the radial hole 16 is located in the roller 9
On the mandrel 14 of the magnetic system 10 in portion, Fig. 3 is seen.
In addition, alternatively embodiment, can be additionally provided with centre between the roller 9 and the magnetic system 10
Roller 18.The intermediate roller 18 can be fixed on the same transmission shaft with the roller 9 realizes synchronous rotary, certainly described
Intermediate roller 18 can also be arranged separately on a transmission shaft, realize the asynchronous rotation with roller 9.Based on cost and structure
The considerations of, preferably intermediate roller 18 is fixed on the same transmission shaft with roller 9, sees Fig. 4.Using the blowing of this embodiment
Channel is identical as the mode of foregoing description, and axial blind hole 15 also is arranged in the end of the mandrel 14 of the magnetic system 10,
The radial hole 16 communicated with the axial blind hole 15 is provided on the mandrel 14 of magnetic system 10 inside the roller of the magnetic roller.It is described
Compressed air is blown into from the radial hole 16 into the cavity 17, and is blown out outward by the hole 12 on roller 9, or around
It crosses the intermediate roller 18 and reaches 9 surface of roller and the blowout outward of through hole 12, see Fig. 5.
Wherein, the aperture that the hole 12 in 9 circumferential wall of roller is arranged in is 1~30 μm, and aperture can be selected in the present embodiment
It selects but is not limited to 1 μm, 5 μm, 10 μm, 15 μm, 20 μm, 25 μm, 30 μm etc., the selection in the aperture can also be according to pair of magnetic separation
Above-mentioned illustrated range is not only restricted to as being selected.
Wherein, the percent opening in the circumferential wall of the roller 9 is 10%-60%, and percent opening can select in the present embodiment
It selects but is not limited to 10%, 20%, 25%, 30%, 35%, 40%, 45%, 50% and 60% etc., the selection of the percent opening
It can be selected according to the object of magnetic separation and the intensity of magnetic roller and be not only restricted to above-mentioned illustrated range.
A kind of dry-type magnetic extractor, including the shell 1 of feed inlet 11 and discharge port 6,7 is had, the magnetic roller 2 is arranged in shell
In 1, suction opening 4 is provided on the shell 1, the suction opening 4 is opposite with 2 magnetic region of magnetic roller.Wherein, in order to reach bigger
Treating capacity, the setting of feed inlet 11 are arranged in 1 top of shell, the discharge port 6,7 in 1 bottom of shell.Certainly, if not examining
The problem of considering treating capacity, the feed inlet 11 can be not arranged in the top of shell 1, and the discharge port 6,7 can also be not provided with
In the bottom of shell 1, the feed inlet 11 and the discharge port 6,7 can in the horizontal direction or it is oblique be separately positioned on it is described
The both ends of shell 1.
Dry-type magnetic extractor as shown in FIG. 6, at top, discharge port 6,7 is arranged the bottom of at for the setting of feed inlet 11 of the shell 1
Portion is provided with a magnetic roller 2 in the shell 1, and the suction opening 4 opposite with magnetic roller 2 is provided on shell 1, can also be in shell
It is provided with wind-supplying mouth 5 below body 1, is provided on the shell 1 below the magnetic roller 2 and separates guide plate 3.Magnetic material is from shell
The feed inlet 11 at 1 top enters shell 1, and after 2 magnetic separation of magnetic roller through being arranged in shell 1, then from the magnetic that 1 bottom of shell is arranged in
Property discharge port 6 and non magnetic discharge port 7 flow out, complete magnetic separation.Using magnetic separator ore dressing shown in fig. 6, ore dressing is enabled to
Grade reaches 68%, can reduce energy consumption 20%, and dust discharge amount is less than 30mg/m3, treating capacity 60t/h.
Dry-type magnetic extractor as shown in Figure 7, the feed inlet setting of the shell at top, discharge port setting in bottom,
There are three magnetic rollers, three magnetic rollers to be arranged in a staggered manner, be provided on shell opposite with magnetic roller along longitudinal direction for setting in the shell
Suction opening can also be provided with wind-supplying mouth below shell, separation guide plate is provided on the shell below the magnetic roller, in phase
Deflector apron is provided on shell between adjacent two magnetic rollers.Magnetic material enters shell from the feed inlet of case top, and passes through
In shell after three magnetic roller magnetic separation, then from the magnetic discharge port that housing bottom is arranged in and the outflow of non magnetic discharge port, complete magnetic
Choosing.Using magnetic separator ore dressing shown in fig. 6, the grade of ore dressing is enabled to reach 69%, can reduce energy consumption 5%, dust
Discharge amount is less than 30mg/m3, treating capacity 80t/h.
Dry-type magnetic extractor as shown in Figure 8, at top, discharge port is arranged in bottom, in institute for the feed inlet setting of the shell
It states and is provided with two magnetic rollers in shell, which is vertically arranged along longitudinal direction, is provided on shell opposite with magnetic roller
Suction opening can also be provided with wind-supplying mouth below shell, separation guide plate is provided on the shell below the magnetic roller, in phase
Deflector apron is provided on shell between adjacent two magnetic rollers.Magnetic material enters shell from the feed inlet of case top, and passes through
After two magnetic roller magnetic separation being arranged in shell, then flow out from the magnetic discharge port that housing bottom is arranged in and non magnetic discharge port,
Complete magnetic separation.Using magnetic separator ore dressing shown in fig. 6, the grade of ore dressing is enabled to reach 71%, can reduce energy consumption 10%,
Its dust discharge amount is less than 30mg/m3, treating capacity 70t/h.
In primary specific implementation, magnetic separation object is a difficult ore dressing, and disseminated grain size is thin, and ore grinding to -200 mesh is needed to reach
To 95%, wherein -325 mesh will account for 90%, the grinding fineness of this mine is thin, carries out magnetic separation with dry-type magnetic extractor, in owning before
In dry-type magnetic extractor, the concentrate grade highest that the magnetic separator in CN204018012U is selected reaches 58% grade, other magnetic separation
Machine can only achieve most 40% or so grade, and after using magnetic separator of the invention, it can achieve 65% grade.In addition,
Using the installed power 11kW of the magnetic separator of processing capacity 60t/h, power consumption (i.e. energy consumption)=11/60=0.18kWh/t, that is,
Every 1 ton of processing, 0.18 degree of electricity of electricity consumption, energy consumption reduce 5%-20%.
To sum up, it using the magnetic roller of the present embodiment and magnetic separator, can be improved the grade of magnetic separation, good ore dressing grade can be reached
To 70% or more, 65% or more concentrate can be also selected for difficult ore dressing.It can also energy-saving about 5%-20%；Dust emission
Amount is lower than 30mg/m3, treating capacity is greater than 60t/h.
In addition, the magnetic roller and magnetic separator of the present embodiment also have at low cost, water pollution-free advantage.
Claims (23)
1. a kind of dry type magnetic roller, including roller, are provided with magnetic system in the roller, it is characterised in that: in the circle of the roller
Hole is provided on peripheral wall, the pressure in roller is greater than the pressure outside roller, and the magnetic system can be fixed only part-circular periphery band
Magnetic part circumference can also be sector of the part-circular periphery with magnetic without the cylindrical shape of magnetic；Percent opening in the circumferential wall of the roller
It is 10%~60%；There is cavity between the magnetic system and the roller inner wall, positive pressure is provided in the cavity, in the magnetic
Negative pressure is provided with outside roller；The negative pressure by outside roller exhausting formed；Positive pressure in the cavity is by the cavity
Compressed air is inside passed through to be formed；Compressed air enters cavity by air blasting passage, wherein the air blasting passage includes being arranged in institute
The axial blind hole for stating the mandrel end of magnetic system, towards offering radial hole in the cavity on the inner wall of the axial blind hole；?
Intermediate roller can be set between the roller and the magnetic system；Compressed air is blown out of described in the radial hole phase cavity
Enter, reaches the roller surface through hole around the intermediate roller and blow out outward.
2. the dry type magnetic roller as described in claim 1 claim, it is characterised in that: the aperture in the hole is 1 ~ 30 μm.
3. a kind of dry-type magnetic extractor, including dry type magnetic roller of any of claims 1 or 2.
4. dry-type magnetic extractor as claimed in claim 3, it is characterised in that: it further include the shell with inlet port and outlet port,
The dry type magnetic roller is arranged in shell, is provided with suction opening on the housing, the suction opening is opposite with magnetic roller magnetic region.
5. dry-type magnetic extractor as claimed in claim 4, it is characterised in that: feed inlet setting in case top, it is described go out
Material mouth is arranged in housing bottom.
6. dry-type magnetic extractor as described in claim 4 or 5, it is characterised in that: the lower part of the housing is provided with wind-supplying mouth.
7. dry-type magnetic extractor as described in claim 4 or 5, it is characterised in that: be provided on the shell below the magnetic roller
Separate guide plate.
8. dry-type magnetic extractor as claimed in claim 6, it is characterised in that: be provided with separation on the shell below the magnetic roller
Guide plate.
9. the dry-type magnetic extractor as described in claim 4,5 or 8, it is characterised in that: the magnetic roller is multiple and multiple magnetic roller
Between be longitudinal arrangement.
10. dry-type magnetic extractor as claimed in claim 6, it is characterised in that: the magnetic roller is between multiple and multiple magnetic rollers
For longitudinal arrangement.
11. dry-type magnetic extractor as claimed in claim 7, it is characterised in that: the magnetic roller is between multiple and multiple magnetic rollers
For longitudinal arrangement.
12. dry-type magnetic extractor as claimed in claim 9, the magnetic roller of the longitudinal arrangement is to be staggered in the horizontal direction from top to bottom
Arrangement, or vertical arrangement, or from top to bottom first for it is staggered in the horizontal direction be again vertical arrangement.
13. dry-type magnetic extractor as claimed in claim 10, the magnetic roller of the longitudinal arrangement is wrong in the horizontal direction from top to bottom
Begin to rehearse column, or vertical arrangement, or from top to bottom first for it is staggered in the horizontal direction be again vertical arrangement.
14. dry-type magnetic extractor as claimed in claim 11, the magnetic roller of the longitudinal arrangement is wrong in the horizontal direction from top to bottom
Begin to rehearse column, or vertical arrangement, or from top to bottom first for it is staggered in the horizontal direction be again vertical arrangement.
15. the dry-type magnetic extractor as described in claim 4,5,8,10,11,12,13 or 14, it is characterised in that: two neighboring
Deflector apron is provided on shell between magnetic roller.
16. dry-type magnetic extractor as claimed in claim 6, it is characterised in that: be arranged on the shell between two neighboring magnetic roller
There is deflector apron.
17. dry-type magnetic extractor as claimed in claim 7, it is characterised in that: be arranged on the shell between two neighboring magnetic roller
There is deflector apron.
18. dry-type magnetic extractor as claimed in claim 9, it is characterised in that: be arranged on the shell between two neighboring magnetic roller
There is deflector apron.
19. the dry-type magnetic extractor as described in claim 4,5,8,10,11,12,13,14,16,17 or 18, it is characterised in that:
The magnetic roller is axially provided with material scraping plate.
20. dry-type magnetic extractor as claimed in claim 6, it is characterised in that: be axially provided with material scraping plate in the magnetic roller.
21. dry-type magnetic extractor as claimed in claim 7, it is characterised in that: be axially provided with material scraping plate in the magnetic roller.
22. dry-type magnetic extractor as claimed in claim 9, it is characterised in that: be axially provided with material scraping plate in the magnetic roller.
23. dry-type magnetic extractor as claimed in claim 15, it is characterised in that: be axially provided with material scraping plate in the magnetic roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327459.1A CN105797845B (en) | 2016-05-17 | 2016-05-17 | A kind of dry type magnetic roller and magnetic separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327459.1A CN105797845B (en) | 2016-05-17 | 2016-05-17 | A kind of dry type magnetic roller and magnetic separator |
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| Publication Number | Publication Date |
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| CN105797845A CN105797845A (en) | 2016-07-27 |
| CN105797845B true CN105797845B (en) | 2019-01-01 |
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| CN201610327459.1A Active CN105797845B (en) | 2016-05-17 | 2016-05-17 | A kind of dry type magnetic roller and magnetic separator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| ES2858588T3 (en) * | 2017-03-29 | 2021-09-30 | Loesche Gmbh | Magnetic separator |
| CN108620231A (en) * | 2018-06-10 | 2018-10-09 | 河南巨峰环保科技有限公司 | Vertical high magnetic vortex sorting machine |
| CN109847926A (en) * | 2019-01-11 | 2019-06-07 | 孙树春 | A kind of dry type wind magnetic separator and its application method |
| BR102020023390B1 (en) * | 2020-11-16 | 2021-10-05 | Vale S.A. | METHOD AND SYSTEM FOR REMOVING IRON ORE PARTICLES ADHERED BY MAGNETIC HYSTERESIS TO A MAGNETIC MATRIX OF A VERTICAL MAGNETIC SEPARATOR |
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| RU2170620C1 (en) * | 2000-06-29 | 2001-07-20 | Институт физики им. Л.В. Киренского СО РАН | Magnetic separator |
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