CN212092747U - Automatic regulating system for feed concentration of magnetic separator - Google Patents
Automatic regulating system for feed concentration of magnetic separator Download PDFInfo
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- CN212092747U CN212092747U CN202020520343.1U CN202020520343U CN212092747U CN 212092747 U CN212092747 U CN 212092747U CN 202020520343 U CN202020520343 U CN 202020520343U CN 212092747 U CN212092747 U CN 212092747U
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Abstract
Automatic regulating system of magnetic separator pan feeding concentration belongs to magnetic separator technical field. The method is characterized in that: a feeding box (1) is arranged on one side below the roller (6), and the upper part of the tailing tank (11) is communicated with the upper part of the feeding box (1); the device is characterized in that a flushing device is additionally arranged on the upper portion of the tailing tank (11), the feeding pipe (2) is arranged on one side of a roller (6) above the feeding box (1), the flushing device is arranged on the other side of the roller (6), and a concentration monitoring device is arranged at the feeding end of the feeding pipe (2). The utility model discloses an add washing unit on the upper portion of tailing groove, be equipped with concentration monitoring device simultaneously in pan feeding pipe pan feeding end, real-time supervision pan feeding concentration through pan feeding concentration, adjusts the pan feeding, with magnet separator pan feeding concentration adjustment at controllable within range, improves the magnet separator rate of recovery, reduces and mediates the consumption. The purification and recovery process effect of the magnetic separator is improved to the maximum extent, the medium loss brought away by the tailings of the magnetic separator is reduced, and the method has important significance for reducing the total medium consumption of the heavy medium coal separation plant.
Description
Technical Field
Automatic regulating system of magnetic separator pan feeding concentration belongs to magnetic separator technical field.
Background
The working effect of the magnetic separator is greatly influenced by the operating process factors, and the feeding concentration and the coal slime content in the fed materials are controlled in a proper range. When the content of the magnetic substances in the dilute suspension solid is lower than 50%, the feed concentration of the magnetic separator is less than 20%, and the optimal concentration is about 15%; when the content of the coal slime in the dilute suspension solid is low, the feed concentration of the magnetic separator can be improved to 20-30%. The magnetic separator aims to solve the technical problem that the recovery efficiency of the magnetic separator is influenced by overhigh or overlow concentration of feed materials of the magnetic separator. However, when the solid content concentration in the ore pulp is too high, solid substances (mainly coal slime and magnetic substances) are easily deposited in a flow channel of a tailing tank, flow of the ore pulp forms retardation throttling, local flow overspeed is caused, the phenomenon of local water surface overturning is commonly called 'overturning', magnetic substances in tailings break away from the magnetic separation roller to be adsorbed, and finally medium loss is caused.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: the automatic regulating system for the feeding concentration of the magnetic separator overcomes the defects of the prior art, monitors the feeding concentration in real time, washes the tailing tank in due time, avoids deposition and effectively reduces medium loss.
The utility model provides a technical scheme that its technical problem adopted is: this magnet separator pan feeding concentration automatic regulating system, its characterized in that: the tailing discharging device comprises a feeding box, a roller, a tailing tank and a feeding pipe, wherein two end parts of the roller are rotatably arranged on a bracket through a shaft, one end part of the roller is connected with a driving device, the tailing tank is arranged below the roller, the feeding box is arranged on one side below the roller, and the upper part of the tailing tank is communicated with the upper part of the feeding box; the device comprises a tailing tank, a feeding box, a feeding pipe, a flushing device, a concentration monitoring device and a control device, wherein the flushing device is additionally arranged on the upper portion of the tailing tank, the feeding pipe is arranged on one side of a roller above the feeding box, the flushing device is arranged on the other side of the roller, and the feeding end of the feeding pipe is provided with the concentration monitoring device.
The utility model is directed to above-mentioned defect, add washing unit on the upper portion of tailing groove, be equipped with concentration monitoring device simultaneously in pan feeding pipe pan feeding end, be equipped with concentration detection device on the magnet separator pan feeding pipe, real-time supervision pan feeding concentration through pan feeding concentration, adjust the pan feeding, especially, open in good time and open washing unit, according to detecting numerical value, the discharge state of washing unit and tailing groove is adjusted in the linkage, with magnet separator pan feeding concentration adjustment at controllable within range, improve the magnet separator rate of recovery, reduce the medium consumption. The purification and recovery process effect of the magnetic separator is improved to the maximum extent, the medium loss brought away by the tailings of the magnetic separator is reduced, and the method has important significance for reducing the total medium consumption of the heavy medium coal separation plant.
The concentration monitoring device comprises a concentration detector, a flushing valve and a feeding valve, wherein the feeding end of the feeding pipe is provided with an incoming material moving direction, and the incoming material moving direction is sequentially provided with the feeding valve, the flushing valve and the concentration detector.
And one side of the concentration detector is connected with a concentration display.
The flushing device comprises a water spraying pipe, a first flushing valve and a second flushing valve, wherein the water spraying pipe is horizontally arranged at the upper part of the tailing tank, and the first flushing valve and the second flushing valve are sequentially arranged at a water inlet of the tailing tank.
And a first electric butterfly valve and a second electric butterfly valve are arranged at the discharge outlet at the bottom of the tailing tank.
The driving device comprises a driving motor and a coupler, an output shaft of the driving motor is connected with the end rotating shaft of the roller through the coupler, and the driving motor is fixed on the support.
Compared with the prior art, the utility model discloses the beneficial effect who has is:
the utility model discloses an add washing unit on the upper portion of tailing groove, be equipped with concentration monitoring device simultaneously in pan feeding pipe pan feeding end, be equipped with concentration detection device on the magnet separator pan feeding pipe, real-time supervision pan feeding concentration through pan feeding concentration, adjusts the pan feeding, especially, opens in good time and opens washing unit, according to detecting numerical value, the discharge state of linkage regulation washing unit and tailing groove, with magnet separator pan feeding concentration adjustment at controllable within range, improves the magnet separator rate of recovery, reduces and mediates the consumption. The purification and recovery process effect of the magnetic separator is improved to the maximum extent, the medium loss brought away by the tailings of the magnetic separator is reduced, and the method has important significance for reducing the total medium consumption of the heavy medium coal separation plant.
Drawings
FIG. 1 is a schematic front view of an automatic feed concentration adjusting system of a magnetic separator.
FIG. 2 is a schematic rear view of an automatic feed concentration adjustment system for a magnetic separator.
The device comprises a feeding box 1, a feeding box 2, a feeding pipe 3, a concentration detector 4, a flushing valve 5, a feeding valve 6, a roller 7, a driving motor 8, a water spraying pipe 9, a first electric butterfly valve 10, a second electric butterfly valve 11, a tailing tank 12, a first flushing valve 13, a second flushing valve 14, a support 15 and a coupling.
Detailed Description
Fig. 1 to 2 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 2.
Referring to the attached figures 1-2: the automatic adjusting system for the feed concentration of the magnetic separator comprises a feed box 1, a roller 6, a tailing tank 11 and a feed pipe 2, wherein two end parts of the roller 6 are rotatably arranged on a bracket 14 through a shaft, one end part of the roller 6 is connected with a driving device, the tailing tank 11 is arranged below the roller 6, the feed box 1 is arranged on one side below the roller 6, and the upper part of the tailing tank 11 is communicated with the upper part of the feed box 1; the upper portion of tailing groove 11 adds washing unit, pan feeding pipe 2 sets up in 6 one sides of the cylinder of pan feeding case 1 top, and washing unit sets up at 6 opposite sides of cylinder, and pan feeding pipe 2 pan feeding end is equipped with concentration monitoring device.
The concentration monitoring device comprises a concentration detector 3, a flushing valve 4 and a feeding valve 5, wherein the feeding end of the feeding pipe 2 is provided with an incoming material trend which is sequentially provided with the feeding valve 5, the flushing valve 4 and the concentration detector 3. One side of the concentration detector 3 is connected with a concentration display.
The flushing device comprises a water spraying pipe 8, a first flushing valve 12 and a second flushing valve 13, wherein the water spraying pipe 8 is horizontally arranged at the upper part of the tailing tank 11, and the first flushing valve 12 and the second flushing valve 13 are sequentially arranged at a water inlet of the tailing tank 11. And a first electric butterfly valve 9 and a second electric butterfly valve 10 are arranged at the discharge outlet at the bottom of the tailing tank 11. The driving device comprises a driving motor 7 and a coupler 15, an output shaft of the driving motor 7 is connected with a rotating shaft at the end part of the roller 6 through the coupler 15, and the driving motor 7 is fixed on the bracket 14.
The utility model discloses when daily production, the magnet separator comes the material and passes through the magnet separator pan feeding pipe entering by taking off the rare section coal slime water of situated between sieve. During production, the feeding valve 5 and the flushing valve II 13 are opened, and the medium-removing and screening coal slime water at the dilute medium section enters the magnetic separation iron ore powder of the magnetic separator through the feeding pipe 2. The concentration value detected by a concentration detector 3 arranged on a feeding pipe of the magnetic separator is transmitted to a concentration display, a PLC/PID control unit controls a flushing valve 4 to replenish water, a first flushing valve 12 to flush the deposited coal slime in a tailing tank, and a first electric butterfly valve 9 and a second electric butterfly valve 10 to control the underflow of the tailing tank and adjust the height of an overflow weir of the tailing tank, so that the concentration of the fed coal slime water is controlled in a controllable range, and the purposes of improving the recovery rate of the magnetic separator and reducing the consumption of the magnetic separator are achieved. The concentration of the fed ore pulp is detected by a feed pipe concentration detector, the concentration value is fed back to a PLC/PID control unit in a concentration display, the opening and closing of each pipeline are controlled by the PLC/PID control unit, the feed concentration of the magnetic separator is adjusted within a controllable range, the recovery rate of the magnetic separator is improved, and medium consumption is reduced.
The utility model discloses with tailing flush valve, the tailing discharge system connection of magnet separator pan feeding moisturizing valve and magnet separator combine together through increasing concentration detection device at the pan feeding pipe, according to detecting numerical value, each flush valve of linkage adjustment and electric butterfly valve improve the magnet separator rate of recovery with magnet separator pan feeding concentration adjustment in controllable within range, reduce and mediate the consumption. The concentration that can realize detecting magnet separator pan feeding ore pulp to through magnet separator pan feeding concentration automatic regulating system with magnet separator pan feeding moisturizing valve and the tailing of magnet separator wash valve, the tailing discharge system connection through increase concentration detection device at the pan feeding pipe organic combination be in the same place, according to detecting numerical value, each wash valve of coordinated regulation and electric butterfly valve, with magnet separator pan feeding concentration adjustment in controllable within range, improve the magnet separator rate of recovery, reduce and mediate the consumption.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. Magnet separator pan feeding concentration automatic regulating system, its characterized in that: the device comprises a feeding box (1), a roller (6), a tailing tank (11) and a feeding pipe (2), wherein two end parts of the roller (6) are rotatably arranged on a support (14) through a shaft, one end part of the roller (6) is connected with a driving device, the tailing tank (11) is arranged below the roller (6), the feeding box (1) is arranged on one side below the roller (6), and the upper part of the tailing tank (11) is communicated with the upper part of the feeding box (1); the device is characterized in that a flushing device is additionally arranged on the upper portion of the tailing tank (11), the feeding pipe (2) is arranged on one side of a roller (6) above the feeding box (1), the flushing device is arranged on the other side of the roller (6), and a concentration monitoring device is arranged at the feeding end of the feeding pipe (2).
2. The automatic regulating system for the feed concentration of the magnetic separator as claimed in claim 1, wherein: the concentration monitoring device comprises a concentration detector (3), a flushing valve (4) and a feeding valve (5), wherein the feeding end of the feeding pipe (2) is provided with an incoming material moving direction which is sequentially provided with the feeding valve (5), the flushing valve (4) and the concentration detector (3).
3. The automatic regulating system for the feed concentration of the magnetic separator as claimed in claim 2, characterized in that: and one side of the concentration detector (3) is connected with a concentration display.
4. The automatic regulating system for the feed concentration of the magnetic separator as claimed in claim 1, wherein: the flushing device comprises a water spraying pipe (8), a first flushing valve (12) and a second flushing valve (13), wherein the water spraying pipe (8) is horizontally arranged on the upper portion of the tailing tank (11), and the first flushing valve (12) and the second flushing valve (13) are sequentially arranged at a water inlet of the tailing tank (11).
5. The automatic regulating system for the feed concentration of the magnetic separator as claimed in claim 1, wherein: and a first electric butterfly valve (9) and a second electric butterfly valve (10) are arranged at a discharge port at the bottom of the tailing tank (11).
6. The automatic regulating system for the feed concentration of the magnetic separator as claimed in claim 1, wherein: the driving device comprises a driving motor (7) and a coupler (15), an output shaft of the driving motor (7) is connected with a rotating shaft at the end part of the roller (6) through the coupler (15), and the driving motor (7) is fixed on the bracket (14).
Priority Applications (1)
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CN202020520343.1U CN212092747U (en) | 2020-04-10 | 2020-04-10 | Automatic regulating system for feed concentration of magnetic separator |
Applications Claiming Priority (1)
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CN202020520343.1U CN212092747U (en) | 2020-04-10 | 2020-04-10 | Automatic regulating system for feed concentration of magnetic separator |
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CN212092747U true CN212092747U (en) | 2020-12-08 |
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CN202020520343.1U Active CN212092747U (en) | 2020-04-10 | 2020-04-10 | Automatic regulating system for feed concentration of magnetic separator |
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2020
- 2020-04-10 CN CN202020520343.1U patent/CN212092747U/en active Active
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