CN201880597U

CN201880597U - Wet magnetic separator

Info

Publication number: CN201880597U
Application number: CN2010201546227U
Authority: CN
Inventors: 王全永
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-10
Filing date: 2010-04-10
Publication date: 2011-06-29
Anticipated expiration: 2020-04-10

Abstract

The utility model relates to a wet magnetic separator, which comprises a first downspouting used for directional floating of ore pulps, and a second downspouting and a storage tank arranged on one side surface of the first downspouting in sequence, as well as a magnetic separator hung above the first downspouting, the second downspouting and the storage tank; and the magnetic separator is provided with a disc which is driven by a power device and can rotate along the plane, and a magnet mounted on the disc; the first downspouting, the second downspouting and the storage tank in the magnetic separator are all formed by plates; while the magnet is mounted at the bottom of the disc which is provided with a plane structure; the power device or a motor only drives the disc to rotate; therefore, the wet magnetic separator has very simple structure and lower manufacture cost.

Description

A kind of wet magnetic separator

Technical field

The present invention relates to a kind of wet magnetic separator.

Background technology

Magnetic separator is a special equipment of the effect of ore particle being removed iron powder by magnetic force and mechanical force.Magnetic separator of the prior art is divided into two kinds of dry-type magnetic extractor and wet magnetic separators according to the water content of breeze.Wherein, dry type disc type magnetic separator is mainly used in sorting less than 2-3 millimeters weak magnetic mineral and selected again to rare metal ore.

Wet magnetic separator is a kind of magnetic separator that iron ore selects factory generally to use, and wherein, the drum type brake magnetic separator mainly is made up of cylinder, magnetic roller, brush roll, magnetic system, cell body, running part 6 parts.When work, driven by motor cylinder and magnetic roller and brush roll are done gyration, and the magnetic ore particle moves to pole orientation in the ore pulp so that the ore pulp under the loose condition (of surface) under the effect in magnetic field, makes, and to be attracted on the cylinder, non magnetic ore particle comes off from cylinder.Though the magnetic separator of this kind structure can be separated the magnetic ore particle from ore pulp, but on its structure, each part in 6 parts of forming all needs to be equipped with relevant auxiliary part, need to be contained on the base plate of yoke with stainless steel bolt as the magnetic patch in the cylinder, the axle head that yoke is extended cylinder also is fixed with connecting lever, is the drift angle in order to adjust magnetic, adjust after suitable can be with pull bar fixing etc., so, the complex structure of the magnetic separator of this kind structure, cost of manufacture is higher; On its operation principle, being attracted to " magnetic group " or " magnetic linkage " on the cylinder, to forward magnetic to cylinder be edge magnetic force the weakest point, under the flushing flow action that unloads the ejection of mineral water pipe, just can be discharged in the concentrate hopper, for full magnetic magnetic roller, unloading the ore deposit carries out with brush roll, so the treating capacity in the magnetic separator unit interval of this kind structure is limited, and resource such as waste power and water; Simultaneously ore pulp is that top from magnetic separator flows down, and the ore pulp particle very easily stops up the bearing at cylinder two ends and cylinder is blocked, and then cause that gear and worm screw are worn and torn etc.; above-mentioned each situation takes place; all need to shut down maintenance, change the damage parts and fix a breakdown, and then influence is produced.

The wet magnetic separator of another kind of structure is upright ring type magnetic separator, this magnetic separator has a becket, be provided with magnetic pole in its underpart, becket can vertically be rotated between the two poles of the earth, make the magnetic ore particle be attached to the becket surface, and turn to the more weak top of magnetic field intensity by becket, by water under high pressure the magnetic ore particle is punched in the stock chest.Though this kind magnetic separator can overcome the susceptible to plugging shortcoming of flat ring magnetic separator, it is same to exist resource problem such as waste power and water, and its separation index is relatively low, and also relative complex of structure; Very fast relatively because of the ore pulp flowing velocity in the upright ring type magnetic separator simultaneously, even if it is applied the magnetic field of intensity, its leakage selects rate also bigger.

Disclose a kind of name for Chinese patent 101214465A number and be called " different magnetic field combined wet-type strong magnetic separator ".This kind magnetic separator comprises framework and the main shaft by the power set driving that is installed on this framework, on main shaft, be fixed with the sorting rotating disk, the periphery of each sorting rotating disk is provided with the separating medium case and is arranged on the mine-carrying groove of each sorting rotating disk below, above each sorting rotating disk, be provided with, and be provided with the major-minor magnetic pole in sorting rotating disk periphery correspondence to the ore deposit syringe.When the sorting dial rotation, can drive the separating medium case and rotate, so that separating medium case turnover magnetic system.When magnetic separation, ore pulp to be selected is fed the separating medium case from magnetic area rotating disk top syringe, under magneticaction, the magnetic material in the ore pulp is adsorbed on the dielectric-slab surface, when producing magnetic area, wash away with press water and to make magnetic material enter mine-carrying groove along with rotating disk.Though this kind magnetic separator adopts the structure of sorting rotating disk, when work, a plurality of sorting rotating disks rotate together with separating medium case and ore pulp to be selected, need motor that bigger rotatory force is provided, and cause production cost to improve; Simultaneously because of magnetic material after the sorting and non-magnetic material are to wash away by water to realize separating, this mode one side waste water resource, some mixes once more before entering mine-carrying groove to cause magnetic material after the separation and non-magnetic material on the other hand easily; In addition, the structure relative complex of this kind magnetic separator, the efficiency of separation is relatively low.

Summary of the invention

The purpose of this invention is to provide the wet magnetic separator that a kind of mode of utilizing magnetic system to rotate along the plane, place solves the low and complex structure and other problems of the efficiency of separation.

A kind of wet magnetic separator proposed by the invention comprises first chute that is used for the ore pulp directed flow, be successively set on second chute and the stock chest of a side of first chute, and the concentration equipment that is suspended on first chute, second chute, stock chest top, this concentration equipment has by power set disk that can rotate along the plane, place that drives and the magnet that is installed on this disk.First chute is to be used for the passage that ore pulp to be selected enters the magnetic separation zone, and the bottom surface that requires first chute enters and the direction that flows out should have certain angle of inclination from ore pulp.Second chute is in the magnetic separation process, receives non magnetic ore particle subsidiary on the disk and fluid and with its discharge.Disk rotation meeting above ore pulp to be selected is adsorbed on the magnetic ore particle in the ore pulp on its bottom surface by the magnetic force that magnet produced.

Described first chute is provided with the opening portion that makes fluid can flow to second chute towards the sidewall of second chute, and makes the upper edge of this opening portion exceed the bottom surface of first chute.Disk is installed between the lateral wall of first chute and stock chest, topped in the top of the first chute madial wall and second chute, if between the wall top of the madial wall of the disk and first chute and second chute spacing is arranged, ore pulp can be fed directly in second chute, cause the wasting of resources, and not having spacing or spacing very little between the wall top of the madial wall of the disk and first chute and second chute, the magnetic ore particle that adsorbs on the disk is scraped by the wall top of the madial wall of first chute and second chute easily and enters second chute and directly flow out.

Described magnet is to be made of magnet, and makes magnet be installed in the subregion of disk bottom surface, and the upper top of described stock chest is equipped with scraper plate.

Described magnet is to be made of electromagnet, be installed in the iron core on the disk between this electromagnet comprises with being separated with certain distance and be wrapped in the coil that has two or three contacts on each iron core, and the clamping rings that is combined into by conductor and insulator that is arranged on the disk middle part.

Power set in the described concentration equipment are made of motor, and make the output shaft of motor or be connected with disk by decelerator.

The bottom surface of described second chute is lower than the bottom surface of first chute.

First chute in the wet magnetic separator proposed by the invention and second chute, and stock chest all is to be made of plate, and magnet is installed in the disk bottom with planar structure, a power set or motor disc rotated, so, the structure of this kind wet magnetic separator is very simple, and cost of manufacture is lower; Simultaneously, in the magnetic separation process, just disk just constantly rotates and the magnetic ore particle can be separated from ore pulp, and its operating process is very simple, and production cost is very low.

Description of drawings

Accompanying drawing 1 is the surface structure schematic diagram of an embodiment of wet magnetic separator proposed by the invention;

Accompanying drawing 2 is surface structure schematic diagrames of removing power set among Fig. 1;

Accompanying drawing 3 is the surface structure schematic diagrames the when magnet in the disk adopts magnet among Fig. 1;

Accompanying drawing 4 is the surface structure schematic diagrames the when magnet in the disk adopts electromagnet among Fig. 1.

The specific embodiment

Referring to Fig. 1 and Fig. 2, these two accompanying drawings provide the overall appearance structure of an embodiment of wet magnetic separator proposed by the invention.This magnetic separator comprises first chute 1, second chute 2, stock chest 3, disk 4, power set 5 and magnet 6.

First chute 1 is the elongate slots with certain angle of inclination that is made of plate, its upper surface open, both sides upwards bend lateral wall 12 and the madial wall 13 that forms right angles with bottom surface 14, madial wall 13 is provided with opening portion 11, the width of opening portion 11 is slightly larger than the radius of disk 4, its upper edge 16 exceeds the bottom surface 14 of first chute 1, at the feed end 15 of first chute 1 Material collecting box for harvesting 7 is installed.After ore pulp was packed in the Material collecting box for harvesting 7, the slit 17 that is provided with from its underpart flow in first chute 1.In the Material collecting box for harvesting 7 pipe member (not providing concrete structure among the figure) can also be installed, so that magnetic separation will be carried out after the damping of pulp particle again.

Second chute 2 be by the madial wall 13 of

first chute

1 and and 13 of madial walls be separated with the wall 21 of certain distance, and bottom surface 22 constitutes, the height of wall 21 is identical with the height of the upper edge 16 of first chute, 1 opening portion 11, and its bottom surface 21 is lower than the height of first chute, 1 bottom surface 14 in the horizontal direction.Stock chest 3 is made up of the wall 21 and the lateral wall 31 of second chute 2, two ends double as second chute 2 outer walls of lateral wall 31.The height of the lateral wall 31 of stock chest 3 is higher than the wall 21 of second chute 2, thereunder is provided with discharging opening 32, can successfully flow out from discharging opening 32 for making the magnetic ore particle in the stock chest 3, also can be provided with sprinkler part in stock chest 3.If when magnet 6 adopted magnet, the upper top in stock chest 3 was equipped with a scraper plate 33, scraper plate 33 upper level and second chute, 2 walls 21 are on same horizontal plane.

Power set 5 constitute (not providing concrete structure among the figure) by motor and the decelerator that is installed in motor output shaft, and decelerator is connected with disk 4.Concentration equipment comprises that disk 4 and the magnet 6 that is installed on the disk 4 constitute.Power set 5 and concentration equipment are suspended on the top of first chute 2, second chute 2 and stock chest 3 by support 8 with it, and make disk 4 that the lower surface of magnet 6 and the madial wall 13 of first chute 1 and 21 on the wall of second chute 2 are installed to be separated with a very little segment distance.

When sorting, ore pulp flow into first chute 1 from Material collecting box for harvesting 16, motor drives disk 4 rotates along the plane, place, magnet 6 on the disk 4 can be adsorbed onto the magnetic ore particle its inner surface, the magnetic ore particle that is adsorbed is along with the rotation of disk 4 enters stock chest 3, be transformed to no magnetic region under the effect of scraper plate 33 or with magnet, the magnetic ore particle promptly can fall into stock chest 3, and flows out through discharging opening 32.The adsorbed magnetic ore particle of magnet 6 on the disk 4 is during through opening portion 11, and institute's segment fluid flow of taking out of and non-magnetic material are discharged through second chute 2.

Referring to Fig. 3, the overall appearance structure of the embodiment that this figure provides magnet 6 on the disk 4 when adopting magnet.Disk 4 is fixed on the output shaft 51 of motor or reductor by bolt 52, in the bottom surface of disk 4 magnet 6 is installed, to constitute magnetic system.

Referring to Fig. 4, the overall appearance structure of the embodiment that this figure provides magnet 6 on the disk 4 when adopting electromagnet.Disk 4 is equipped with magnet 6 on the surface of first chute 1, between comprising, this magnet 6 is installed in iron core 61 and the coil that has two contacts 63 62 that is wrapped on each iron core 61 on the disk 4 with being separated with certain distance, and the clamping rings 66 that is combined into by conductor 64 and insulator 65 that is arranged on disk 4 middle parts, clamping rings 66 is arranged on the another side of disk 4, and makes contact 64 pass disk 4 to paste mutually with the side of clamping rings 66.When disk 4 rotated, contact 64 contacted with conductor 64 parts, promptly can produce magnetic field, with the absorption of magnetic ore particle, and contacted with insulator 65 parts, and magnetic field disappears, and the magnetic ore particle falls in the stock chest 3.Coil 62 can also be provided with three contacts 64, powers to adapt to by three phase network.

Claims

1. wet magnetic separator, it is characterized in that: this magnetic separator comprises first chute that is used for the ore pulp directed flow, be successively set on second chute and the stock chest of a side of first chute, and the concentration equipment that is suspended on first chute, second chute, stock chest top, this concentration equipment has by power set disk that can rotate along the plane, place that drives and the magnet that is installed on this disk.

2. magnetic separator according to claim 1 is characterized in that: described first chute is provided with the opening portion that makes fluid can flow to second chute towards the sidewall of second chute, and makes the upper edge of this opening portion exceed the bottom surface of first chute.

3. magnetic separator according to claim 1 and 2 is characterized in that: described magnet is to be made of magnet, and makes magnet be installed in the subregion of disk bottom surface.

4. magnetic separator according to claim 1 and 2, it is characterized in that: described magnet is to be made of electromagnet, be installed in the iron core on the disk between this electromagnet comprises with being separated with certain distance and be wrapped in the coil that has two or three contacts on each iron core, and the clamping rings that is combined into by conductor and insulator that is arranged on the disk middle part.

5. magnetic separator according to claim 3 is characterized in that: the upper top of described stock chest is equipped with scraper plate.

6. magnetic separator according to claim 1 is characterized in that: the power set in the described concentration equipment are made of motor, and make the output shaft of motor or be connected with disk by decelerator.

7. magnetic separator according to claim 1 and 2 is characterized in that: the bottom surface of described second chute is lower than the bottom surface of first chute.