CN114682377A

CN114682377A - Wet magnetic separator for metallurgical production

Info

Publication number: CN114682377A
Application number: CN202210610938.XA
Authority: CN
Inventors: 封硕
Original assignee: Jiangsu Doubleana Industrial Technology Co ltd
Current assignee: Jiangsu Doubleana Industrial Technology Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-07-01
Anticipated expiration: 2042-06-01
Also published as: CN114682377B

Abstract

The invention relates to the field of magnetic separation equipment in metallurgical production, and discloses a wet magnetic separator for metallurgical production, which comprises a base, wherein the top of the base is provided with a shell, two sides of the shell are respectively provided with a slag guide box and an overflow box, one side of the bottom of the overflow box is communicated with a slag discharge pipe, the middle part of an inner cavity of the shell is provided with a positioning transverse cylinder, and the top of the positioning transverse cylinder is provided with a through groove. Through a plurality of location deckle boards that can wind the horizontal section of thick bamboo axle center rotation in the casing, the inside activity suit's of cooperation location deckle board passive magnetic sheet, magnetic conduction board and magnetic shield, make the magnetic conduction board can adsorb the magnetic mineral grain in the slay when the location deckle board is rotatory to the horizontal section of thick bamboo lower half of location, and when the location deckle board is rotatory to the first half of the horizontal section of thick bamboo of location, utilize the magnetic conduction board to disappear to the suction of magnetic mineral grain this moment, utilize magnetic mineral grain self gravity to fall into the horizontal section of thick bamboo of location so that collect, thereby need not to scrape the adsorbed magnetic mineral grain of clearance cylinder, make the effect of magnetic separation better.

Description

Wet magnetic separator for metallurgical production

Technical Field

The invention relates to the field of magnetic separation equipment for metallurgical production, in particular to a wet magnetic separator for metallurgical production.

Background

The wet magnetic separator is a common metallurgical production device, which mainly comprises a roller, a scraper, a magnetic system, a groove body and a transmission 6 part, when in use, materials enter a magnetic field area through a material guide disc through a bin, magnetic minerals are adsorbed on the surface of a magnetic roller and rotate to reach a concentrate area, then the magnetic slag on the surface of the magnetic roller is scraped by the scraper, the magnetic slag falls into a concentrate bucket under the injection of high-pressure water, and part of unadsorbed magnetic ore particles, non-magnetic ore particles and ore particles with weaker magnetism enter the next stage for re-separation.

However, current wet magnetic separator is because magnetism system establishes inside the cylinder, and adopts the mode of striking off to handle absorbent magnetic slag, and this strikes off thoroughly easily, leads to the magnetic separation effect to reduce, and the ore grain rotates the in-process can produce the friction with the cylinder surface, causes the mar for the cylinder surface very easily, influences the problem of striking off of follow-up magnetic slag, leads to the cylinder to damage, for this reason, provides a wet magnetic separator for metallurgical production.

Disclosure of Invention

The invention provides a wet magnetic separator for metallurgical production, which has the advantage of good magnetic separation effect because the adsorbed magnetic slag is not required to be scraped by a scraper, and solves the technical problem in the background art.

In order to realize the purpose, the invention provides the following technical scheme to realize the purpose: a wet magnetic separator for metallurgical production comprises a base, a shell is arranged at the top of the base, a slag guide box and an overflow box are respectively arranged at two sides of the shell, a slag discharge pipe is communicated at one side of the bottom of the overflow box, a positioning transverse cylinder is arranged in the middle of an inner cavity of the shell, a through groove is formed in the top of the positioning transverse cylinder, partition rotating plates are movably sleeved at two ends of the positioning transverse cylinder respectively and are driven to rotate by a speed reducer set arranged at one side of the base, a plurality of positioning frame plates are arranged between the partition rotating plates, passive magnetic plates are movably sleeved in the positioning frame plates, the length value of the passive magnetic plates is half of that of the inner cavity of the positioning frame plates, magnetic partition plates facing one side of the positioning transverse cylinder are arranged in the positioning frame plates, magnetic guide plates far away from one side of the positioning transverse cylinder are also fixedly sleeved in the positioning frame plates, and the magnetic guide plates and the magnetic partition plates are movably attached to the passive magnetic plates, and the length values of the magnetic conduction plate and the magnetic isolation plate are the same as the length value of the passive magnetic plate.

Optionally, the middle part of the inner cavity of the shell is further movably sleeved with a central rotating shaft, the central rotating shaft is located inside the positioning transverse cylinder, a spiral flood dragon is fixedly sleeved on the central rotating shaft, and the outer side of the spiral flood dragon is movably attached to the inner wall of the positioning transverse cylinder.

Optionally, a blanking groove is formed in the bottom of one side, away from the speed reducer set, of the positioning transverse cylinder, the blanking groove is located between the side face of the shell and the side face of the packing and separating rotating plate, and a discharging groove is formed in the bottom of the side face of the shell.

Optionally, the inner cavity of the overflow box is provided with an inclined plane flow guide block, and the discharge groove is provided with an inclined plane flow guide block with the same function.

Optionally, the output shaft of the speed reducer unit is further fixedly connected with a driving gear, a driven gear is fixedly mounted on the outer side of one of the packing rotating plates, and the outer edge of the driving gear is meshed with the outer edge of the driven gear.

Optionally, the two sides inside the positioning frame plate are fixedly sleeved with cushion pads, and the two cushion pads are respectively movably connected with the upper side and the lower side of the passive magnetic plate.

Optionally, the outer side of the positioning transverse cylinder is movably sleeved with a plurality of positioning plates, two ends of each positioning plate are fixedly connected with the side faces of the two packing rotating plates respectively, and the positioning frame plate is fixed on the positioning plates.

The invention provides a wet magnetic separator for metallurgical production, which has the following beneficial effects:

1. the wet magnetic separator for metallurgy production comprises a plurality of positioning frame plates which can rotate around the axis of a positioning transverse cylinder in a shell, and a passive magnetic plate, a magnetic conduction plate and a magnetic isolation plate which are movably sleeved in the positioning frame plates, so that the magnetic conduction plate can adsorb magnetic ore particles in the slag when the positioning frame plate rotates to the lower half part of the positioning transverse cylinder, when the positioning frame plate rotates to the upper half part of the positioning transverse cylinder, the magnetic conductive plate is utilized to eliminate the suction force on the magnetic ore particles, the magnetic ore particles fall into the positioning transverse cylinder by utilizing the self gravity of the magnetic ore particles so as to be collected, the existing wet magnetic separator is cancelled by adopting a roller rotating mode, thereby avoiding scraping the magnetic ore particles adsorbed by the cleaning roller, leading the magnetic separation effect to be better, effectively avoiding incomplete scraping, and the ore particles can rub the surface of the roller in the rotating process, so that scratches are easily caused on the surface of the roller, and the roller is damaged and cannot be used continuously.

2. This wet-type magnetic separator is used in metallurgical production, through the rotatory mode that drives the ore pulp and flow of location deckle board, make the area of contact who is used for absorptive magnetic conduction board and ore pulp compare in current cylinder wet-type magnetic separator bigger, it is better to the adsorption effect of magnetic ore grain, the effectual magnetic ore grain that has reduced flows away along with the ore pulp, thereby the effect of single magnetic separation has been improved, and help in the ore pulp non-magnetic ore grain can follow overflow tank department overflow and discharge, effectively avoided the gathering of non-magnetic ore pulp in casing inner chamber bottom, lead to the problem of follow-up jam.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side sectional view of the present invention in FIG. 1;

fig. 3 is a schematic view of one of the positioning frame plates of fig. 1 according to the present invention.

In the figure: 1. a machine base; 2. a housing; 3. a central rotating shaft; 4. a packing rotating plate; 5. a slag guide box; 6. an overflow tank; 7. a slag discharge pipe; 8. positioning a plate; 9. positioning the transverse cylinder; 10. a through groove; 11. positioning the frame plate; 12. a passive magnetic plate; 13. a magnetic conductive plate; 14. a magnetic shield plate; 15. a cushion pad; 16. a driving gear; 17. a spiral flood dragon; 18. a discharge chute; 19. a driven gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a wet magnetic separator for metallurgical production comprises a base 1, a housing 2 is disposed on the top of the base 1, a slag guiding box 5 and an overflow box 6 are disposed on two sides of the housing 2, a slag discharging pipe 7 is connected to one side of the bottom of the overflow box 6, a central rotating shaft 3 is movably sleeved on the middle of the inner cavity of the housing 2, referring to fig. 2, a speed reducer set for driving the central rotating shaft 3 to rotate is disposed on the top of the base 1, a positioning horizontal cylinder 9 located outside the central rotating shaft 3 is fixedly sleeved on the middle of the inner cavity of the housing 2, a through groove 10 is disposed on the top of the positioning horizontal cylinder 9, and packing rotating plates 4 are movably sleeved on two ends of the positioning horizontal cylinder 9, two packing rotating plates 4 are located outside the through groove 10, the outer sides of the two packing rotating plates 4 are movably attached to the inner wall of the housing 2, a driven gear 19 is fixedly disposed on the outer side of one of the packing rotating plate 4, and a driving gear 16 is fixedly connected to the output shaft of the speed reducer set, the outer edge of the driving gear 16 is engaged with the outer edge of the driven gear 19, the central rotating shaft 3 and the packing rotating plates 4 are driven by the speed reducer set to simultaneously rotate relative to the shell 2 and the positioning transverse cylinder 9, a plurality of positioning plates 8 are fixedly connected between the two packing rotating plates 4, the plurality of positioning plates 8 are symmetrical with the axis of the packing rotating plates 4, the inner sides of the positioning plates 8 are movably attached to the outer sides of the positioning transverse cylinders 9, one side of each positioning plate 8, which is far away from the positioning transverse cylinder 9, is fixedly connected with a positioning frame plate 11, please refer to fig. 3, a passive magnetic plate 12 is movably sleeved inside the positioning frame plate 11, the height of the passive magnetic plate 12 is half of the height of the inner cavity of the positioning frame plate 11, the bottom of the side surface of the positioning frame plate 11 is fixedly sleeved with a magnetic conduction plate 13, the side surface of the passive magnetic plate 12 is movably attached to the side surface of the magnetic conduction plate 13, and the other side of the magnetic conduction plate 13 extends out of the side surface of the positioning frame plate 11.

Referring to fig. 1-3, during magnetic separation, slurry is fed from the slag guiding box 5, and the speed reducer drives the central shaft 3 and the packing rotating plate 4 to rotate clockwise, the slurry flows through the overflow box 6 on the other side of the casing 2, overflows from the overflow box 6, and is finally discharged through the slag discharge pipe 7, meanwhile, when the positioning frame plate 11 rotates to the lower half part of the inner cavity of the positioning horizontal cylinder 9, the passive magnetic plate 12 moves to the bottom of the positioning frame plate 11 under the self-gravity action of the passive magnetic plate 12, at this time, magnetic particles in the slurry are adsorbed on the surface of the magnetic conducting plate 13 under the magnetic conduction action of the magnetic conducting plate 13, when the positioning frame plate 11 rotates to the top of the positioning horizontal cylinder 9, the bottom of the positioning frame plate 11 is changed to the top, at this time, under the self-gravity action of the passive magnetic plate 12, the passive magnetic plate 12 moves down to the magnetic separating plate 14, is separated from the magnetic conducting plate 13, and passes through the magnetic separating action of the magnetic separating plate 14, the adsorption force of the magnetic conduction plate 13 to the magnetic ore particles disappears, the magnetic ore particles automatically fall into the positioning transverse cylinder 9 through the through groove 10 under the action of gravity, the nonmagnetic ore particles overflow from the overflow box 6 along with the ore pulp under the rotation driving of the positioning frame plate 11, the reciprocating operation is carried out, the existing roller rotating mode of the wet magnetic separator is cancelled, the magnetic ore particles adsorbed by the roller do not need to be scraped and cleaned, the magnetic separation effect is better, the problems that the scraping is not clean, the abrasion is easily caused to the surface of the roller in the rotation process of the ore particles and the roller is damaged and cannot be used continuously are solved, in addition, the positioning frame plate 11 rotates and drives the ore pulp to flow, the contact area between the magnetic conduction plate 13 for adsorption and the ore pulp is larger compared with the existing roller wet magnetic separator, the adsorption effect to the magnetic ore particles is better, the effectual magnetism ore grain that has reduced flows away along with the ore pulp to improved the effect of single magnetic separation, and helped in the ore pulp non-magnetism ore grain can follow 6 overflow discharges of overflow case, effectively avoided non-magnetism ore pulp at 2 inner chamber bottoms aggregations of casing, lead to the problem of follow-up jam.

Fixed cover is equipped with spiral flood dragon 17 on central pivot 3, the outside of spiral flood dragon 17 and the laminating of the inner wall activity of the horizontal section of thick bamboo 9 of location, the silo has been seted up to the bottom that the horizontal section of thick bamboo 9 of location kept away from speed reducer unit one side, the silo is located between the side of casing 2 and the side of packing commentaries on classics board 4 in the unloading, and the bottom of the 2 sides of this casing has seted up row's silo 18, rotate along with central pivot 3 through spiral flood dragon 17, so that carry to one side with the magnetism slay that will fall into the horizontal section of thick bamboo 9 of location, and discharge through row's silo 18.

The inner cavity of the overflow box 6 is provided with an inclined plane flow guide block, and the discharge groove 18 is provided with an inclined plane flow guide block with the same function, so that the effect of facilitating flow guide is achieved, and the problem of slag blockage is avoided.

Both sides of the inside of the positioning frame plate 11 are fixedly sleeved with cushion pads 15, and the two cushion pads 15 are respectively movably connected with the upper side and the lower side of the passive magnetic plate 12, so that the vibration generated when the passive magnetic plate 12 falls under the action of the gravity of the cushion pads 15 is avoided, and the operation problem of equipment is not influenced.

The wet magnetic separator for metallurgical production is characterized in that firstly, a speed reduction unit is started to drive a central rotating shaft 3 and a packing rotating plate 4 to rotate clockwise relative to a shell 2, and simultaneously, ore pulp is continuously injected from a slag guide box 5 and flows to one side of an overflow box 6, when a positioning frame plate 11 rotates to the lower half part of an inner cavity of a positioning transverse cylinder 9, a driven magnetic plate 12 moves to the bottom of the positioning frame plate 11 under the action of the self gravity of the driven magnetic plate 12, at the moment, magnetic ore particles in the ore pulp are adsorbed on the surface of the magnetic plate 13 under the magnetic conduction action of the magnetic plate 13, when the positioning frame plate 11 rotates to the top of the positioning transverse cylinder 9, the bottom of the positioning frame plate 11 is changed into the top, at the moment, under the action of the self gravity of the driven magnetic plate 12, the driven magnetic plate 12 moves downwards to a magnetic isolation plate 14 and is separated from the magnetic isolation plate 13, and through the magnetic isolation action of the magnetic isolation plate 14, the adsorption force of the magnetic plate 13 to the magnetic ore particles disappears, magnetic ore particles automatically fall into the positioning transverse cylinder 9 through the through groove 10 under the action of gravity, and nonmagnetic ore particles are driven by the rotation of the positioning frame plate 11 to overflow out of the overflow box 6 along with ore pulp, so that the operation is repeated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wet-type magnet separator for metallurgical production, includes frame (1), and the top of frame (1) is equipped with casing (2), and the both sides of casing (2) are equipped with respectively leads slag box (5) and overflow box (6), and one side switch-on of overflow box (6) bottom has row's cinder pipe (7), its characterized in that: a positioning transverse cylinder (9) is arranged in the middle of an inner cavity of the shell (2), a through groove (10) is formed in the top of the positioning transverse cylinder (9), two ends of the positioning transverse cylinder (9) are respectively movably sleeved with a packing rotating plate (4), the two packing rotating plates (4) are driven to rotate by a speed reducer set arranged on one side of the base (1), a plurality of positioning frame plates (11) are arranged between the two packing rotating plates (4), a passive magnetic plate (12) is movably sleeved in each positioning frame plate (11), the length value of each passive magnetic plate (12) is half of the length value of the inner cavity of each positioning frame plate (11), a magnetic separation plate (14) facing one side of the positioning transverse cylinder (9) is arranged in each positioning frame plate (11), a magnetic separation plate (13) far away from one side of the positioning transverse cylinder (9) is further fixedly sleeved in each positioning frame plate (11), and the magnetic separation plates (13) and the magnetic separation plates (14) are movably attached to the passive magnetic separation plates (12), and the length values of the magnetic conduction plate (13) and the magnetic isolation plate (14) are the same as the length value of the passive magnetic plate (12).

2. The wet magnetic separator for metallurgical production according to claim 1, characterized in that: the middle part of casing (2) inner chamber is still movable sleeve and is equipped with central pivot (3), and central pivot (3) are located the inside of the horizontal section of thick bamboo of location (9), and fixed cover is equipped with spiral flood dragon (17) on central pivot (3), and the outside of spiral flood dragon (17) is laminated with the inner wall activity of the horizontal section of thick bamboo of location (9).

3. The wet magnetic separator for metallurgical production according to claim 1, characterized in that: the bottom of one side of the speed reducer unit is far away from the positioning transverse cylinder (9) and is provided with a blanking groove, the blanking groove is positioned between the side surface of the shell (2) and the side surface of the packing rotating plate (4), and the bottom of the side surface of the shell (2) is provided with a discharging groove (18).

4. The wet magnetic separator for metallurgical production according to claim 3, characterized in that: the inner cavity of the overflow box (6) is provided with an inclined plane flow guide block, and the discharge groove (18) is provided with an inclined plane flow guide block with the same function.

5. The wet magnetic separator for metallurgical production according to claim 1, characterized in that: the output shaft of the speed reducing unit is also fixedly connected with a driving gear (16), a driven gear (19) is fixedly mounted on the outer side of one of the packing rotating plates (4), and the outer edge of the driving gear (16) is meshed with the outer edge of the driven gear (19).

6. The wet magnetic separator for metallurgical production according to claim 1, characterized in that: the two sides inside the positioning frame plate (11) are fixedly sleeved with cushion pads (15), and the two cushion pads (15) are respectively movably connected with the upper side and the lower side of the passive magnetic plate (12).

7. The wet magnetic separator for metallurgical production according to claim 1, characterized in that: the outer side of the positioning transverse barrel (9) is movably sleeved with a plurality of positioning plates (8), two ends of each positioning plate (8) are fixedly connected with the side faces of the two packing rotating plates (4) respectively, and the positioning frame plate (11) is fixed on the positioning plates (8).