CN113058737B - Magnetic separator and magnetic concentrate separation method - Google Patents
Magnetic separator and magnetic concentrate separation method Download PDFInfo
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- CN113058737B CN113058737B CN202110298849.1A CN202110298849A CN113058737B CN 113058737 B CN113058737 B CN 113058737B CN 202110298849 A CN202110298849 A CN 202110298849A CN 113058737 B CN113058737 B CN 113058737B
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- 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
Abstract
The application relates to a magnetic separator and a magnetic separation concentrate method, which comprises a support frame and a roller arranged on the support frame, wherein the support frame comprises a discharge plate, a discharge hole is formed between the discharge plate and the roller, one side of the discharge plate, far away from the roller, is extended and provided with a sliding plate, the lower side of the sliding plate is provided with a rotating roller, the side surface of the rotating roller is provided with a magnetic stripe, and the rotating roller can be abutted against the discharge plate. When the refined magnetic ore is discharged, the magnetic strip on the rotating roller can simultaneously attract the refined magnetic ore flowing to the upper edge of the discharging plate to approach to the direction of the discharging plate, and the rotating roller rotates and simultaneously drives the refined magnetic ore to slide to the discharging direction, so that the effect of promoting the discharging of the refined magnetic ore and reducing the blockage of the discharging port is achieved; when the refined magnetic ore flows back due to the impact of water, the refined magnetic ore can be sucked to the surface of the discharging plate and slide out by virtue of the magnetic strips on the rotating rollers, and the effect of reducing the possibility of backflow of the refined magnetic ore is achieved.
Description
Technical Field
The application relates to the field of iron separation equipment, in particular to a magnetic separator and a magnetic concentrate separation method.
Background
Iron separation is usually to obtain refined iron powder through processes of filtering, magnetic separation and the like after iron ore is recovered, a magnetic separator is commonly used in the magnetic separation process, and impurities are separated from the iron powder by means of the magnetic separator.
The magnetic separator is referred to the Chinese patent with publication number CN1887433A, which discloses a wet magnetic separator, comprising a frame, a feed hopper, a feed water distribution pipe capable of adjusting the concentration of mineral aggregate, a rotary drum containing a magnetic system, a discharge water spray pipe, a magnetic system angle adjusting device, and a trough body arranged at the lower part of the rotary drum and provided with an overflow port, a tailing port, a concentrate port and a material distribution adjusting plate, wherein the trough body is arranged below the rotary drum. When the magnetic separator works, mineral materials are mixed with water from a water distribution pipe in the feed hopper and then enter the groove body below the rotary drum, excessive mineral mixtures can overflow from the overflow port, the mineral mixtures contact the rotary drum internally containing a magnetic system when entering the groove body, and some magnetic ores with strong ferromagnetism can be sucked by the cylinder body and are flushed by water sprayed from the water spray pipe and discharged from the concentrate port.
In view of the above-mentioned related technologies, the inventor believes that the magnetic separator is often used because the distance between the rotary drum and the plate at the discharge position is small, and when the discharge amount of the magnetic ore is large, the discharge position is easy to be blocked.
Disclosure of Invention
In order to reduce the possibility of blockage at the discharge outlet, the application provides a magnetic separator and a concentrate magnetic separation method.
In a first aspect, the magnetic separator provided by the present application adopts the following technical scheme:
the utility model provides a magnetic separator, includes the support frame and installs the cylinder on the support frame, the support frame includes out the flitch, it is equipped with the discharge gate to go out between flitch and the cylinder, one side that the cylinder was kept away from to the flitch extends and is equipped with smooth flitch, smooth flitch downside is equipped with the live-rollers, the live-rollers side is equipped with the magnetic stripe, the live-rollers can contradict with a flitch.
By adopting the technical scheme, when the refined magnetic ore is discharged, the refined magnetic ore flowing to the upper edge of the discharging plate can be attracted to be close to the discharging plate by virtue of the magnetic strip on the rotating roller, and the rotating roller rotates and drives the refined magnetic ore to slide towards the discharging direction, so that the discharging of the refined magnetic ore is promoted;
when the refined magnetic ore flows back due to the impact of water, the refined magnetic ore can be attracted to the surface of the discharging plate and slide out by the magnetic strip on the rotating roller, so that the possibility of the refined magnetic ore flowing back is reduced.
Optionally, one end of the rotating roller is provided with a driving motor for driving the rotating roller to rotate, and the driving motor drives the rotating roller to do eccentric motion.
Through adopting above-mentioned technical scheme, when the live-rollers is eccentric motion and apart from the play flitch when far away, reduce the refined magnetic ore and inhale the possibility to play flitch surface to promote the ejection of compact of refined magnetic ore.
Optionally, the discharge plate is provided with a plurality of stirring assemblies penetrating between the discharge plate and the roller.
Through adopting above-mentioned technical scheme, the stirring subassembly can stir in the space between play flitch and cylinder, and then promotes the ejection of compact of refined magnetic ore, is convenient for break up and the ejection of compact with the refined magnetic ore that adheres together simultaneously, reduces the magnet separator in the use, and the magnet separator blocks up and leads to refined magnetic ore to flow out and cause extravagant possibility by the mouth of going out the impurity to reduce the waste of the energy, and then play the effect of energy saving.
Optionally, the stirring assembly includes a stirring rod rotatably connected to the discharge plate.
Through adopting above-mentioned technical scheme, when the puddler rotated in the space between play flitch and cylinder, can help the flow of refined magnetic ore to reduce the possibility that the magnet separator blockked up.
Optionally, the stirring assembly comprises a ball screw penetrating between the discharge plate and the roller, the ball screw comprises a stirring rod with an external thread, and the stirring rod is rotatably connected with the discharge plate and can slide along the thickness direction of the discharge plate.
Through adopting above-mentioned technical scheme, but the puddler round trip movement when the puddler rotates in ball to improve stirring assembly's stirring effect, reduce the possibility that refined magnetic ore is blockked up.
Optionally, a plurality of puddler one end runs through out the flitch and is connected with same butt plate, the puddler rotates with the butt plate to be connected, the one side that the puddler was kept away from to the butt plate can support with the live-rollers and press.
Through adopting above-mentioned technical scheme, when the live-rollers rotate to support with the butt plate and press, the butt plate moves the puddler and removes along ejection of compact board thickness direction to drive the puddler and rotate and remove, need not artificially to promote the butt plate, thereby reduce staff's work load, and to refined magnetic ore intermittent type formula stirring.
Optionally, a spring is sleeved outside one end of the stirring rod connected with the abutting plate.
Through adopting above-mentioned technical scheme, when the butt plate supported and pressed the puddler and removed, made the puddler reset with the help of the spring to make the puddler can press down at the live-rollers and return the removal and stir refined magnetic ore.
Optionally, a stirring claw is fixed at one end of the stirring rod close to the roller.
Through adopting above-mentioned technical scheme, stir the refined magnetic ore between cylinder and the play flitch with the help of the stirring claw, improve stirring effect, can break up the refined magnetic ore of blocking simultaneously, promote the ejection of compact of refined magnetic ore.
In a second aspect, the present application provides a method for magnetic separation of concentrate, comprising the steps of:
s1: blanking; feeding the magnetic ore with impurities into a box body from a feed inlet;
s2: magnetic separation; the roller rotates and magnetically attracts the refined magnetic ore to the outer wall of the roller, so that the refined magnetic ore is separated from non-magnetic impurities;
s3: auxiliary discharging; the rotating roller rotates and magnetically attracts part of the refined magnetic ore to the surface of the sliding material plate;
s4: discharging; in the process that the roller and the rotating roller rotate, the refined magnetic ore is separated from the roller and the sliding material plate, and meanwhile, the refined magnetic ore is flushed to the surface of the discharging plate by the water discharged from the flushing pipe and is discharged.
By adopting the technical scheme, the refined magnetic ore can be stirred and discharged in an auxiliary manner while the refined magnetic ore is discharged by means of the magnetic concentrate separation method, so that the possibility of waste caused by outflow of impurities from the refined magnetic ore due to blockage of the magnetic separator in the use process of the magnetic separator is reduced, and the waste of energy is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by means of the magnetic concentrate separation method, the refined magnetic ore can be stirred and discharged in an auxiliary manner while the refined magnetic ore is discharged, so that the possibility of waste caused by outflow of the refined magnetic ore from an impurity outlet due to blockage of the magnetic separator in the use process of the magnetic separator is reduced, and the waste of energy is reduced;
2. when the stirring rod rotates in the space between the discharging plate and the roller, the flow of the refined magnetic ore can be facilitated, so that the possibility of blockage of the magnetic separator is reduced;
3. when the live-rollers rotate to support with the butt plate and press, the butt plate moves the puddler and removes along ejection of compact board thickness direction to drive the puddler and rotate and remove, need not artificially to promote the butt plate, thereby reduce staff's work load, and to refined magnetic ore intermittent type formula stirring.
Drawings
FIG. 1 is a schematic view of the overall structure of a magnetic separator in the embodiment of the present application.
FIG. 2 is a cross-section of a magnetic separator in an embodiment of the present application.
Fig. 3 is a partially enlarged view showing the structure of the assist mechanism at a in fig. 2.
Description of reference numerals: 1. a box body; 11. a cavity; 12. a feeding plate; 13. a feed inlet; 14. a discharge plate; 15. a discharge port; 16. a material sliding plate; 17. a waste outlet; 2. a support frame; 3. a drum; 4. a flushing mechanism; 41. a flush pipe; 5. an auxiliary mechanism; 51. a rotating roller; 511. mounting grooves; 512. a magnetic strip; 52. a rotating shaft; 53. a drive motor; 54. a butt joint plate; 55. a stirring assembly; 551. a ball screw; 5511. a stirring rod; 5512. a bearing housing; 552. a stirring claw; 553. a spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a magnetic separator. Referring to fig. 1, the magnetic separator comprises a box body 1 and a support frame 2 used for installing the box body 1, a rotatable roller 3 is arranged in the box body 1, a flushing mechanism 4 is arranged on one side of the roller 3, and an auxiliary mechanism 5 used for assisting discharging is further arranged on the support frame 2.
Referring to fig. 2, the box 1 is hollow and provided with a cavity 11, the box 1 includes a feeding plate 12 and a discharging plate 14 which are located on the lower side of the drum 3, and the feeding plate 12 and the discharging plate 14 are both inclined. A feed inlet 13 is arranged between the upper edge of the feed plate 12 and the roller 3, and a discharge outlet 15 is arranged between the upper edge of the discharge plate 14 and the roller 3. The upper edge of the discharging plate 14 extends and is provided with a sliding plate 16 which inclines downwards.
The tank 1 is also provided with a waste outlet 17 for discharging impurities and waste. The inside of the roller 3 is provided with a magnetic part with fixed position, and the magnetic part has magnetism. The flushing mechanism 4 comprises a flushing pipe 41 arranged at the upper edge of the tank 1, the flushing pipe 41 is provided with a plurality of holes for water outlet, and the holes are arranged towards the roller 3.
When the magnetic separator performs magnetic separation, magnetic ore with impurities is added into the cavity 11 through the feed inlet 13, refined magnetic ore is absorbed to the outer surface of the roller 3 by virtue of the magnetic part, the refined magnetic ore is gradually separated from the magnetic part along with the rotation of the roller 3, and the refined magnetic ore is discharged to the upper surface of the sliding material plate 16 from the discharge outlet 15 because part of the refined magnetic ore is not magnetically absorbed and the flushing mechanism 4 flushes water to the outer surface of the roller 3; at the same time, the impurities are discharged from the chamber 11 through the waste outlet 17.
Referring to fig. 2 and 3, the auxiliary mechanism 5 includes a rotating roller 51 mounted on a lower side of a connection portion between the material sliding plate 16 and the material discharging plate 14, and a rotating shaft 52 is provided through the rotating roller 51, and the rotating shaft 52 is not coaxial with the rotating roller 51.
Referring to fig. 1 and 3, one end of the rotating roller 51 is connected with a driving motor 53, an output end of the driving motor 53 is coaxially fixed with the rotating shaft 52, and the driving motor 53 drives the rotating roller 51 to perform eccentric motion.
Referring to fig. 3, a mounting groove 511 is concavely provided on the surface of the rotating roller 51, a magnetic strip 512 is fixed in the mounting groove 511, and the magnetic strip 512 can abut against the discharging plate 14. The rotating roller 51 eccentrically moves, so that the magnetic stripe 512 intermittently abuts against the discharge plate 14.
Referring to fig. 2 and 3, when the refined magnetic ore is driven to a position between the upper edge of the discharging plate 14 and the drum 3, a small part of the refined magnetic ore flows back due to the overlapping and flushing effect of the flushing pipe 41; and because the discharge port 15 is narrow, the refined magnetic ore is easy to block the discharge port 15, at this time, part of the refined magnetic ore is magnetically attracted to one surface of the discharge plate 14 close to the roller 3 by virtue of the magnetic strip 512 on the rotating roller 51, and the rotating roller 51 rotates and drives the refined magnetic ore to slide towards the discharge direction, so that the refined magnetic ore is conveniently discharged from the discharge port 15.
Referring to fig. 2 and 3, the auxiliary mechanism 5 further includes a plurality of stirring assemblies 55 mounted on the discharging plate 14, the stirring assemblies 55 include a ball screw 551, and the ball screw 551 includes a stirring rod 5511 with an external thread. The stirring rod 5511 penetrates through the discharging plate 14 and is inserted between the discharging plate 14 and the roller 3, the stirring rod 5511 is rotatably connected with the discharging plate 14 through the bearing sleeve 5512, the bearing sleeve 5512 is fixed with the discharging plate 14, and the stirring rod 5511 can slide along the thickness direction of the discharging plate 14. So that the agitating rod 5511 can slide in the thickness direction of the discharging plate 14 while rotating.
A stirring claw 552 is fixed to one end of the stirring rod 5511 close to the roller 3, and the stirring claw 552 is located between the discharging plate 14 and the roller 3. One end of the stirring rod 5511 penetrates to one side of the discharging plate 14 far away from the roller 3, and a spring 553 is sleeved at one end of the stirring rod 5511, which is positioned outside the cavity 11.
One end of each of the stirring rods 5511, which is far away from the stirring claw 552, is provided with the same abutting plate 54, and the stirring claw 552 is rotatably connected with the abutting plate 54, so that the stirring rods 5511 can be rotated. The abutting plate 54 is arc-shaped, and the concave surface of the abutting plate 54 is connected to the stirring rod 5511. The convex surface of the abutting plate 54 is arranged toward the rotating roller 51, and the rotating roller 51 can abut against the abutting plate 54 in the rotating process.
When the rotating roller 51 rotates, the rotating roller 51 intermittently presses against the abutting plate 54, and the abrasion of the edge pairs between the rotating roller 51 and the abutting plate 54 is reduced by the shape of the abutting plate 54; the abutting plate 54 drives the stirring rod 5511 to slide and rotate along the thickness direction of the discharging plate 14, and then drives the stirring claw 552 to stir in the space between the rotating roller 51 and the discharging plate 14.
The application relates to an implementation process of a magnetic separator, which comprises the following steps:
when the magnetic separator works, the magnetic ore with impurities is added into the cavity 11 through the feed inlet 13, the refined magnetic ore is absorbed to the outer surface of the roller 3, so that the refined magnetic ore is separated from the non-magnetic impurities, the refined magnetic ore moves to one side of the discharge outlet 15 along with the rotation of the roller 3, and then the flushing mechanism 4 flushes water to the outer surface of the roller 3, so that the refined magnetic ore is discharged to the upper surface of the sliding material plate 16 from the discharge outlet 15, and meanwhile, the impurities are discharged from the waste outlet 17.
When the refined magnetic ore is driven by the roller 3 to be close to the discharge port 15, a small part of the refined magnetic ore flows back due to smaller magnetic attraction effect, or the discharge port 15 is blocked by a large part of the refined magnetic ore, and at the moment, the small part of the refined magnetic ore is magnetically attracted to one surface of the discharge plate 14 close to the roller 3 by the magnetic strip 512 on the rotating roller 51;
then under the drive of the rotating roller 51, a small part of the refined magnetic ore slides upwards along the discharging plate 14, slides out along the sliding material plate 16 and is discharged;
meanwhile, the driving motor 53 drives the rotating roller 51 to rotate continuously, so that the rotating roller 51 intermittently abuts against the abutting plate 54, the abutting plate 54 abuts against the stirring rod 5511, the stirring rod 5511 slides in a direction close to the roller 3 while rotating, and then the stirring claw 552 stirs and slides, so that refined magnetic ore between the discharging plate 14 and the roller 3 is dredged and scattered, and the refined magnetic ore is convenient to discharge;
when the rotating roller 51 is separated from the abutting plate 54, the abutting plate 54 and the ball screw 551 are restored by the elastic force of the spring 553, thereby ensuring the reciprocating motion of the agitating lever 5511.
The embodiment of the application discloses a magnetic separation concentrate method, which comprises the following steps:
s1: blanking; magnetic ore with impurities is fed into the box body 1 from the feeding hole 13;
s2: magnetic separation; the roller 3 rotates and magnetically attracts the refined magnetic ore to the outer wall of the roller 3, so that the refined magnetic ore is separated from non-magnetic impurities;
s3: auxiliary discharging; the rotating roller 51 rotates and magnetically attracts part of the refined magnetic ore to the surface of the sliding material plate 16;
s4: discharging; in the process of rotating the drum 3 and the rotating roller 51, the refined magnetic ore is separated from the drum 3 and the sliding plate 16, and the water discharged from the flushing pipe 41 flushes the refined magnetic ore to the surface of the discharging plate 14 and discharges the refined magnetic ore.
The foregoing is a preferred embodiment of the present application and is not intended to limit the scope of the application in any way, and any features disclosed in this specification (including the abstract and drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (2)
1. The utility model provides a magnetic separator, includes support frame (2) and installs cylinder (3) on support frame (2), support frame (2) are including ejection of compact board (14), be equipped with discharge gate (15) between ejection of compact board (14) and cylinder (3), one side extension that roller (3) were kept away from in ejection of compact board (14) is equipped with sliding material board (16), its characterized in that: the device is characterized in that a rotating roller (51) is arranged on the lower side of the material sliding plate (16), a magnetic stripe (512) is arranged on the side face of the rotating roller (51), a rotating shaft (52) penetrates through the rotating roller (51), the rotating shaft (52) is not coaxial with the rotating roller (51), a driving motor (53) for driving the rotating roller (51) to rotate is arranged at one end of the rotating roller (51), the driving motor (53) drives the rotating roller (51) to do eccentric motion, the magnetic stripe (512) can be in intermittent abutting joint with the discharging plate (14), a plurality of stirring assemblies (55) are arranged on the discharging plate (14), each stirring assembly (55) comprises a ball screw (551), each ball screw (551) comprises a stirring rod (5511) with external threads and a bearing sleeve (5512) fixed with the discharging plate (14), each stirring rod (5511) penetrates through the discharging plate (14) and is inserted between the discharging plate (14) and the roller (3), the stirring rod (5511) is rotatably connected with the discharge plate (14) through a bearing sleeve (5512), one end of the stirring rod (5511) close to the roller (3) is fixed with a stirring claw (552), the stirring claw (552) is positioned between the discharge plate (14) and the roller (3), the stirring rod (5511) is far away from one end of the stirring claw (552) and is provided with a same abutting plate (54), the stirring claw (552) is rotatably connected with the abutting plate (54) so that the stirring rod (5511) can be rotated, the abutting plate (54) is arc-shaped, the sunken surface of the abutting plate (54) is connected with the stirring rod (5511), the protruded surface of the abutting plate (54) faces to the rotating roller (51), the rotating roller (51) can abut against the abutting plate (54) in the rotating process, and when the rotating roller (51) rotates, the rotating roller (51) intermittently presses the abutting plate (54), butt joint board (54) drive puddler (5511) along ejection of compact board (14) thickness direction slip and rotate, drive then stirring claw (552) stir in the space between live-rollers (51) and ejection of compact board (14).
2. A method of using the magnetic separator for magnetic concentrate of claim 1, characterized by: the method comprises the following steps:
s1: blanking; magnetic ore with impurities is fed into the box body (1) from the feeding hole (13);
s2: magnetic separation; the roller rotates and magnetically attracts the refined magnetic ore to the outer wall of the roller, so that the refined magnetic ore is separated from non-magnetic impurities;
s3: auxiliary discharging; the rotating roller (51) rotates and magnetically attracts part of the refined magnetic ore to the surface of the sliding material plate (16);
s4: discharging; in the process of rotating the roller and the rotating roller (51), the refined magnetic ore is separated from the roller and the sliding material plate (16), and the refined magnetic ore is flushed to the surface of the discharging plate (14) by the water discharged from the flushing pipe (41) and discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110298849.1A CN113058737B (en) | 2021-03-20 | 2021-03-20 | Magnetic separator and magnetic concentrate separation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110298849.1A CN113058737B (en) | 2021-03-20 | 2021-03-20 | Magnetic separator and magnetic concentrate separation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113058737A CN113058737A (en) | 2021-07-02 |
| CN113058737B true CN113058737B (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110298849.1A Active CN113058737B (en) | 2021-03-20 | 2021-03-20 | Magnetic separator and magnetic concentrate separation method |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB488420A (en) * | 1936-11-02 | 1938-07-04 | Herbert Huband Thompson | Improvements in or relating to magnetic separators |
| CN1887433A (en) * | 2006-07-13 | 2007-01-03 | 柳州市远健磁力设备制造有限责任公司 | Wet magnetic separator |
| WO2011099358A1 (en) * | 2010-02-15 | 2011-08-18 | パシフィックサイエンス株式会社 | Container |
| CN210252669U (en) * | 2019-05-06 | 2020-04-07 | 云南焠金时代科技有限公司 | Magnetic separator for efficiently separating magnetic substances |
| CN210994756U (en) * | 2019-11-01 | 2020-07-14 | 成都利君实业股份有限公司 | Eccentric discharging type roller magnetic separator |
| CN110882841A (en) * | 2019-12-10 | 2020-03-17 | 成都利君实业股份有限公司 | Tandem type double-grading magnetic separator and magnetic ore dry grinding and sorting system |
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2021
- 2021-03-20 CN CN202110298849.1A patent/CN113058737B/en active Active
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