CN203281413U - Wet magnetic separator - Google Patents
Wet magnetic separator Download PDFInfo
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- CN203281413U CN203281413U CN2013203354136U CN201320335413U CN203281413U CN 203281413 U CN203281413 U CN 203281413U CN 2013203354136 U CN2013203354136 U CN 2013203354136U CN 201320335413 U CN201320335413 U CN 201320335413U CN 203281413 U CN203281413 U CN 203281413U
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- magnetic separation
- separation barrel
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Abstract
The utility model discloses a wet magnetic separator which comprises a machine shell, wherein a magnetic separation drum is installed inside the machine shell, a magnetic system is installed inside the magnetic separation drum which is fixedly connected to the machine shell, a main shaft driven by a drive mechanism to rotate is arranged inside the magnetic separation drum, an annular magnetic system which is concentric with the main shaft is fixedly connected to the main shaft, a rotary sensing roller corresponding to the magnetic separation drum in position is arranged inside the machine shell, and a magnetic guide strip of which the end portion is in a tip shape is arranged on the outer surface of the sensing roller. Due to the facts that a scraper blade is removed and discharging is conducted in a sensing mode, non-contact discharging is achieved, forceful abrasion between the scraper blade and the magnetic separation drum and the influence of big resistance mechanical braking caused by the scraper blade are eliminated, energy consumption is reduced, the service life of the wet magnetic separator is prolonged, and the operation cost is reduced greatly. Due to the fact that the wrap angle of the magnetic systems of an effective magnetic separation zone of the wet magnetic separator is large, the recovery rate is improved; due to the fact that the magnetic separation drum is fixedly connected to the machine shell to enable the magnetic systems to rotate, the phenomenon that the magnetic separation drum rotates with water is avoided, and the concentration effect of a sizing agent is improved greatly.
Description
Technical field
The utility model relates to a kind of wet magnetic separator.
Background technology
Iron ore through coarse crushing, in broken, in small, broken bits, then add water through the ball mill ball milling make ore pulp then magnetic concentration working finally obtain the iron fine powder.Magnetic iron ore selects fine iron breeze mainly to use drum magnetic separator at present, different according to the breeze granularity, the drum magnetic separator trough body structure is different, be divided into downflow type, reverse-flow, half reverse-flow three kinds,, because it is simple in structure, practical, directly apply in numerous magnetic concentration workings or reequip and apply again a little.For example, thickener before the mill of iron ore beneficiating factory.In order to improve Secondary grinding mill efficiency, must will enter ore grinding slurry concentration brings up to and is not less than 60 from 40 left and right, change the water spray discharging water pipe of reverse-flow (perhaps downflow type) drum magnetic separator into the scraper plate discharging, thereby raising pulp density, because scraper plate is close to magnet drum cylinder skin, the multiplex rough vulcanized rubber layer protection cylinder skin of cylinder epidermis face, therefore cylinder skin and scraper plate serious wear and have mechanical brake to form the resistance power consumption large, the overall operation cost is high, and fault rate is high; Sewage treatment plant's operation of purifying waste water, medicament and iron powder are added down in sewage, iron powder adsorption mud, with magnetic separator, iron powder is selected again, thereby reach the purpose of purifying waste water, because Guide canel limited (140 about degree) and magnetic are to be arranged as N-S-N ... alternative arrangement, cause the iron powder rate of recovery to hang down in practical application and iron powder makes the mud that is adsorbed come off in the rolling of cylinder surface, do not reach specification requirement.In sum, be necessary to develop a kind of rate of recovery high efficiency high, the magnetic separator that the operating cost less trouble is low.
Summary of the invention
The technical problems to be solved in the utility model is to provide that a kind of organic efficiency is high, operating cost is low and the wet magnetic separator of failure rate is low.
for solving the problems of the technologies described above, the utility model comprises casing, magnetic separation barrel is installed in casing, casing is provided with charging aperture, tailing outlet and fine fodder outlet, magnetic system is installed in described magnetic separation barrel, it is characterized in that described magnetic separation barrel is fixed on casing, be provided with the main shaft that is driven rotation by driving mechanism in magnetic separation barrel, be connected with on main shaft with the concentric ringwise magnetic that arranges of main shaft and be, also be provided with the rotatable induction roller corresponding with the magnetic separation barrel position in described casing, the outer surface of induction roller is provided with the magnetic conduction bar of tip shaped, in described casing, corresponding magnetic separation barrel and induction roller are provided with rough cell body and concentrate cell body, rough cell body and magnetic separation barrel form sorting chamber, the concentrate cell body forms the discharging chamber with the induction roller, on casing, corresponding sorting chamber is provided with feed hopper, rough cell body is provided with the mine tailing outlet.
after adopting said structure, slurry enters sorting chamber from feed hopper, magnetic powder is subject to magneticaction and is attracted to the magnetic separation barrel surface, the rotation of driving mechanism drive shaft, thereby drive the rotation of magnetic system, rotation along with magnetic system, magnetic powder moves in the same way on the magnetic separation barrel surface, when going to when responding to the roller closer locations, magnetic conduction bar end induced magnetization, tip shaped due to the magnetic conduction bar, its field intensity is the several times of magnetic separation barrel surface electric field intensity, therefore the magnetic powder on magnetic separation barrel surface comes off and runs to magnetic conduction bar end, along with the rotation of induction roller, when absorption is magnetic the magnetic conduction bar of iron powder while leaving field regions, the demagnetization of magnetic conduction bar end, iron powder gets rid of to the bottom of concentrate cell body under the effect of centrifugal force, then discharge from the fine fodder outlet, mine tailing is discharged sorting chamber from the mine tailing outlet, discharge from the tailing outlet finally.The utility model, owing to removing scraper plate, changes the induction discharging into, has realized contactless discharging, eliminated the impact of the large resistance mechanical brake that brute force wearing and tearing between scraper plate and magnetic separation barrel and scraper plate cause, reduce energy consumption, and extended mechanical service life, greatly reduced operating cost.Because effective magnetic separation of the present utility model district Guide canel is large, improved the rate of recovery, and because magnetic separation barrel is fixed on casing, magnetic system has been rotated, therefore eliminated the phenomenon of magnetic separation barrel rotating band water, greatly improved the concentrated effect of slurry.
Be connected with overflow launder in described feed hopper.
Described magnetic conduction bar is along the induction roll shaft to the magnetic stainless steel tooth bar that arranges.
Described concentrate cell body is provided with screw input feeder.
The axle center of described induction roller and magnetic separation barrel is on same level.
Described magnetic separation barrel surface is provided with wearing layer.
Described wearing layer is the wear-resistant paint that is sprayed on the magnetic separation barrel surface.
Be connected with on described main shaft and be a plurality of gripper shoes that divergent shape arranges, gripper shoe end affixed magnetic system.
Described magnetic is arrangement mode is " N-S-N-S ... "
Described magnetic is arrangement mode is " N-N-N-N ... "
Description of drawings
Below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the cross-sectional schematic of Fig. 1 along the A-A line;
Fig. 3 is the cross-sectional schematic of Fig. 1 along the B-B line.
The specific embodiment
As shown in Figure 1 to Figure 3, wet magnetic separator comprises casing 1, and casing 1 is provided with charging aperture, tailing outlet 3 and fine fodder outlet 4, is connected with magnetic separation barrel 2 in casing 1, magnetic separation barrel 2 surfaces are provided with wearing layer, and in the present embodiment, wearing layer is the wear-resistant paint that is sprayed on magnetic separation barrel 2 surfaces.Be provided with the main shaft 6 that is driven rotation by the first motor 14 in magnetic separation barrel 2, be connected with on main shaft 6 and be a plurality of gripper shoes 7 that divergent shape arranges, it is 5 that gripper shoe 7 ends are connected with the ringwise magnetic of the concentric setting of main shaft 6.Also be provided with corresponding with the magnetic separation barrel 2 positions induction roller 8 that is driven rotation by the second motor 15 in casing 1, induction roller 8 and magnetic separation barrel 2 be arranged in parallel and both axle center on same level.Induction roller 8 comprises roll shaft 81 and roller shell 82, the outer surface uniform ring of roller shell 82 is furnished with a plurality of fins 83 that axially arrange along induction roller 8, be fixed with the magnetic conduction bar 84 of tip shaped on fin 83 by bolt 85, the magnetic conduction bar 84 that uses in the utility model is the magnetic stainless steel tooth bar.the interior corresponding magnetic separation barrel 2 of casing 1 and induction roller 8 are provided with rough cell body 11 and concentrate cell body 12, rough cell body 11 forms sorting chamber with magnetic separation barrel 2, concentrate cell body 12 forms the discharging chamber with induction roller 8, for better discharging, be provided with the striker plate 13 of arc in casing 1, striker plate 13 is along the axial setting of magnetic separation barrel 2, the bottom of striker plate 13 is fixed on magnetic separation barrel 2 surfaces, stretch the upper end of striker plate 13 on induction roller 8 sides, the corresponding sorting chamber in the charging aperture place of casing 1 is provided with feed hopper 9, be connected with overflow launder 10 in feed hopper 9, slurry is delivered to overflow launder 10, then overflow and enter sorting chamber from overflow launder 10, setting by overflow launder 10 can make charging more even, sorting is more thorough.The bottom of rough cell body 11 is provided with mine tailing outlet 17, and concentrate cell body 12 is provided with the screw input feeder 16 that is driven by the second motor 15 over against induction roller 8 belows.In the utility model, magnetic separation barrel 2 and induction roller 8 are made by non-magnetic stainless steel.
As shown in Figure 1, magnetic separator when the sewage disposal, magnetic be 5 arrangement modes for " N-N-N-N ... ", the iron powder that this kind arrangement mode can prevent from adsorbing mud, at magnetic separation barrel 2 surface rollers, comes off the mud that is adsorbed, and does not reach the requirement of sewage disposal.When magnetic separator during as recycling iron powder and concentrated ore pulp, magnetic be 5 arrangement modes for " N-S-N-S ... "
below describe as example to process iron ore, ore pulp enters sorting chamber from feed hopper 9, magnetic powder is subject to magneticaction and is attracted to magnetic separation barrel 2 surfaces, the first motor 14 drive shaft 6 rotations, be 5 rotations thereby drive magnetic, it is 5 rotation along with magnetic, magnetic powder moves in the same way on magnetic separation barrel 2 surfaces, when going to when responding to roller 8 closer locations, magnetic stainless steel tooth bar end induced magnetization, tip shaped due to the magnetic stainless steel tooth bar, its field intensity is the several times of magnetic separation barrel 2 surface electric field intensities, therefore the magnetic powder on magnetic separation barrel 2 surfaces comes off and runs to magnetic stainless steel tooth bar end, along with 8 rotations of induction roller, when absorption is magnetic the magnetic stainless steel tooth bar of iron powder while leaving field regions, the demagnetization of magnetic stainless steel tooth bar end, iron powder gets rid of to the bottom of concentrate cell body 12 under the effect of centrifugal force, carry from fine fodder outlet 4 and discharge through screw input feeder 16, mine tailing is discharged sorting chamber from mine tailing outlet 17, discharge from tailing outlet 3 finally.The utility model, owing to removing scraper plate, changes the induction discharging into, has realized contactless discharging, eliminated the impact of the large resistance mechanical brake that brute force wearing and tearing between scraper plate and magnetic separation barrel 2 and scraper plate cause, reduce energy consumption, and extended mechanical service life, greatly reduced operating cost., because effective magnetic separation of the present utility model district magnetic is that 5 cornerites are large, improved the rate of recovery, and because magnetic separation barrel 2 is fixed on casing 1, making magnetic is 5 rotations, has therefore eliminated the phenomenon of magnetic separation barrel 2 rotating band water, has greatly improved the concentrated effect of slurry.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model.Previous embodiment has been described in detail the utility model, and for a person skilled in the art, it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.In every case within inventive concept scope of the present utility model, any modification of making, be equal to replacement, improvement etc., within all being included in protection domain of the present utility model.
Claims (10)
1. wet magnetic separator, comprise casing (1), magnetic separation barrel (2) is installed in casing (1), casing (1) is provided with charging aperture, tailing outlet (3) and fine fodder outlet (4), magnetic system (5) is installed in described magnetic separation barrel (2), it is characterized in that described magnetic separation barrel (2) is fixed on casing (1), be provided with the main shaft (6) that is driven rotation by driving mechanism in magnetic separation barrel (2), be connected with on main shaft (6) and the concentric ringwise magnetic system (5) that arranges of main shaft (6), also be provided with the rotatable induction roller (8) corresponding with magnetic separation barrel (2) position in described casing (1), the outer surface of induction roller (8) is provided with the magnetic conduction bar (84) of tip shaped, in described casing (1), corresponding magnetic separation barrel (2) and induction roller (8) are provided with rough cell body (11) and concentrate cell body (12), rough cell body (11) forms sorting chamber with magnetic separation barrel (2), concentrate cell body (12) forms the discharging chamber with induction roller (8), the upper corresponding sorting chamber of casing (1) is provided with feed hopper (9), rough cell body (11) is provided with mine tailing outlet (17).
2. wet magnetic separator according to claim 1, is characterized in that in described feed hopper (9) being connected with overflow launder (10).
3. wet magnetic separator according to claim 1, is characterized in that the magnetic stainless steel tooth bar of described magnetic conduction bar (84) for along induction roller (8), axially arranging.
4. wet magnetic separator according to claim 1, is characterized in that described concentrate cell body (12) is provided with screw input feeder (16).
5. wet magnetic separator according to claim 1, is characterized in that the axle center of described induction roller (8) and magnetic separation barrel (2) is on same level.
6. wet magnetic separator according to claim 1, is characterized in that described magnetic separation barrel (2) surface is provided with wearing layer.
7. wet magnetic separator according to claim 6, is characterized in that described wearing layer is for being sprayed on the wear-resistant paint on magnetic separation barrel (2) surface.
8. wet magnetic separator according to claim 1, is characterized in that on described main shaft (6) being connected with a plurality of gripper shoes (7) that are the divergent shape setting, the affixed magnetic system in gripper shoe (7) end (5).
9. the described wet magnetic separator of according to claim 1 to 8 any one, it is characterized in that described magnetic system (5) arrangement mode for " N-S-N-S ... "
10. the described wet magnetic separator of according to claim 1 to 8 any one, it is characterized in that described magnetic system (5) arrangement mode for " N-N-N-N ... "
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203354136U CN203281413U (en) | 2013-06-13 | 2013-06-13 | Wet magnetic separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203354136U CN203281413U (en) | 2013-06-13 | 2013-06-13 | Wet magnetic separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203281413U true CN203281413U (en) | 2013-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203354136U Expired - Fee Related CN203281413U (en) | 2013-06-13 | 2013-06-13 | Wet magnetic separator |
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| CN (1) | CN203281413U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084296A (en) * | 2014-06-10 | 2014-10-08 | 灌阳县陈工选矿机械制造有限公司 | Concentrator |
| CN104437844A (en) * | 2014-11-19 | 2015-03-25 | 中国地质科学院郑州矿产综合利用研究所 | Method for improving magnetic field intensity of magnetic field separation area and magnetic separation equipment |
| CN104785366A (en) * | 2015-04-10 | 2015-07-22 | 中国地质科学院郑州矿产综合利用研究所 | Magnetic system design method for strengthening fine-fraction iron mineral separation and magnetic separation equipment thereof |
| CN105312149A (en) * | 2015-05-28 | 2016-02-10 | 张宝祥 | Mineral separator |
| CN111672622A (en) * | 2020-05-14 | 2020-09-18 | 杨允炜 | Wet magnetic separator |
| CN118045698A (en) * | 2024-04-16 | 2024-05-17 | 临朐鼎工磁电科技有限公司 | Fine particle permanent magnet dry type barrel magnetic separator |
-
2013
- 2013-06-13 CN CN2013203354136U patent/CN203281413U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084296A (en) * | 2014-06-10 | 2014-10-08 | 灌阳县陈工选矿机械制造有限公司 | Concentrator |
| CN104437844A (en) * | 2014-11-19 | 2015-03-25 | 中国地质科学院郑州矿产综合利用研究所 | Method for improving magnetic field intensity of magnetic field separation area and magnetic separation equipment |
| CN104785366A (en) * | 2015-04-10 | 2015-07-22 | 中国地质科学院郑州矿产综合利用研究所 | Magnetic system design method for strengthening fine-fraction iron mineral separation and magnetic separation equipment thereof |
| CN105312149A (en) * | 2015-05-28 | 2016-02-10 | 张宝祥 | Mineral separator |
| CN111672622A (en) * | 2020-05-14 | 2020-09-18 | 杨允炜 | Wet magnetic separator |
| CN118045698A (en) * | 2024-04-16 | 2024-05-17 | 临朐鼎工磁电科技有限公司 | Fine particle permanent magnet dry type barrel magnetic separator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20170613 |