CN219073205U

CN219073205U - Magnetite ore dressing device

Info

Publication number: CN219073205U
Application number: CN202222564162.0U
Authority: CN
Inventors: 宋万强
Original assignee: Benxi Iron And Steel Group Mining Co ltd
Current assignee: Benxi Iron And Steel Group Mining Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-05-26
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses a magnetite beneficiation device, which comprises a bottom plate, wherein an ore pulp tank is arranged at the central position of the top end of the bottom plate, a filter screen is arranged at the central position of the inside of the ore pulp tank, a particle size analyzer is arranged on the inner wall of the ore pulp tank below the filter screen, a concentration meter is arranged on the inner wall of the ore pulp tank on one side of the particle size analyzer, a hydrocyclone is arranged on one side of the top end of the filter screen, a stirring shaft is rotatably connected in the ore pulp tank above the hydrocyclone, stirring blades are arranged on the outer walls of the two sides of the stirring shaft, a liquid level meter is arranged on the inner wall of the ore pulp tank above the stirring shaft, and a rotary driving piece is arranged on the outer wall of one side of the ore pulp tank. The utility model not only improves the mineral separation effect when the mineral separation device is used, but also improves the flow rate of ore pulp in the ore pulp pool, and improves the stability when the mineral separation device is used.

Description

Magnetite ore dressing device

Technical Field

The utility model relates to the technical field of mineral separation devices, in particular to a magnetite mineral separation device.

Background

The ball mill is main equipment for mineral processing production, in order to improve the yield and realize economic benefits, the ore mill is developed to be large, the effective load is more than 200t, the motor power is more than 3000kW, the power consumption is more than 8000kW, the total electric quantity of enterprises is 75-85%, the problem of high energy consumption is caused, the heavy load of sand returning is high, the electricity consumption of the ball mill is high, the product yield is high, the reverse sand returning amount is low, the ball mill load is low, the cost of the ball mill is low, the yield of the ore product is low, the cost of the enterprise is reduced, the sand returning amount of the ball mill is controlled, the reasonable ball mill load is selected, and the cost of the ball mill and the yield of the ore product reach a reasonable balance point, so that the purposes of reducing cost and enhancing efficiency are realized.

Aiming at the process characteristics of the ball mill production process, the work efficiency of the ball mill is monitored by utilizing and the like, the sand returning amount of the ball mill is reduced on the basis of obtaining fine-particle-grade mineral products with required production granularity, the ball mill consumes 40 kWh of electric energy per day, more than 70% of the electric energy is converted into heat energy and other forms of energy can be wasted, the high-energy consumption and low-use efficiency is a big problem of an overflow ball mill, the sand returning amount of the ball mill is controlled so as to realize energy conservation and emission reduction of the ball mill, and a corresponding ore dressing device is needed, but the ore dressing device on the market at present is inconvenient for carrying out high-efficiency ore dressing treatment on magnetite, so that the ore dressing effect is difficult to reach the set expectation and needs to be improved.

Disclosure of Invention

The utility model aims to provide a magnetite beneficiation device, which aims to solve the problem that the magnetite beneficiation device is inconvenient to perform efficient beneficiation on the magnetite in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a magnetite ore dressing device, includes the bottom plate, the central point department in bottom plate top is equipped with the pulp pond, the inside central point department in pulp pond is equipped with the filter screen, install the granularity analyzer on the pulp pond inner wall of filter screen below, install the concentration meter on the pulp pond inner wall of granularity analyzer one side, hydrocyclone is installed to one side on filter screen top, the inside rotation in pulp pond of hydrocyclone top is connected with the (mixing) shaft, all be equipped with stirring vane on the outer wall of (mixing) shaft both sides, install the level gauge on the pulp pond inner wall of (mixing) shaft top, install rotary driving spare on the outer wall of pulp pond one side, rotary driving spare's one end extend to the inside of pulp pond and with the one end fixed connection of (mixing) shaft, install intelligent analysis module on the outer wall of rotary driving spare one side is kept away from to the pulp pond, the bottom plate top of pulp pond one side is equipped with the magnet separator, the bottom plate top of magnet separator one side is equipped with the ball mill, the sediment stuff pump is installed on the bottom plate top that the magnet separator is close to pond one side, the one end of sediment stuff pump all is equipped with stirring vane, all be equipped with stirring vane on the outer wall, install the second circulation pump to the second circulation pump, the sediment pump is kept away from the first circulation pump through the inside the first circulation pump on the first circulation pump, the first circulation pump is kept away from the first circulation pump to the first circulation pump on the first circulation pump, and the sediment pump is installed on the first circulation pump, and the sediment pump is kept away from the first circulation pump.

Preferably, corner positions at the bottom end of the bottom plate are provided with corner frames, one side of the inside of each corner frame is rotationally connected with a roller, and the bottom ends of the rollers extend to the outside of each corner frame so as to conduct sliding and transferring treatment on the ore dressing device.

Preferably, a hydraulic pump is installed at the top end of the bottom plate, close to one side of the pulp tank, of the ball mill, one end of the hydraulic pump is communicated with the outer wall of the ball mill through a guide pipe, and the other end of the hydraulic pump extends to the inside of the pulp tank through the guide pipe so as to convey pulp in the pulp tank to the inside of the ball mill.

Preferably, an arc plate is arranged inside the corner frame at one side of the roller, a thread cylinder is arranged on the inner wall of the corner frame at one side of the arc plate, which is far away from the roller, and one end of the thread cylinder extends to the outside of the corner frame, so that the roller is locked conveniently.

Preferably, the inside threaded connection of screw thread section of thick bamboo has the threaded rod, the one end of threaded rod extends to the outside of screw thread section of thick bamboo and rotates with the outer wall of arc to be connected, the other end of threaded rod extends to the outside of screw thread section of thick bamboo and installs the spiral handle to drive the arc and carry out lateral shifting.

Preferably, the angle frame top of arc top is equipped with spacing frame, one side of spacing frame inside is equipped with the stopper, the bottom of stopper extends to the outside of spacing frame and with the outer wall fixed connection of arc to the removal range to the arc is spacing.

Compared with the prior art, the utility model has the beneficial effects that: the magnetite ore dressing device not only improves the ore dressing effect when the ore dressing device is used, but also improves the flow rate of ore pulp in the ore pulp pond, and improves the stability when the ore dressing device is used;

(1) Controlling the particle size of iron ore concentrate through a hydrocyclone, directly controlling the sand return amount of a ball mill to control the filling rate of the ball mill, controlling the grading granularity through the pressure of the hydrocyclone, monitoring the pressure change of the hydrocyclone through a pressure sensor, directly controlling the pressure of the hydrocyclone through the flow rate conveyed by a slurry pump, controlling the water supplementing amount of a slurry pond through an electromagnetic valve to adjust the concentration of ore pulp, counting the water supplementing amount through a flowmeter, detecting the overflow granularity of the hydrocyclone through a granularity analyzer, remotely controlling the hydrocyclone, the electromagnetic valve and a slurry pump through a PLC controller, and feeding electronic signals of each metering instrument and each detecting instrument into an intelligent analysis module through optical fibers to enable the electronic signals to be fed back into the PLC controller after intelligent analysis so as to achieve the aim of efficient ore dressing, thereby improving the ore dressing effect when the ore dressing device is used;

(2) The stirring shaft is driven to rotate by the rotary driving piece, so that the stirring shaft drives the stirring blades to rotate, and the stirring blades can stir the ore pulp in the ore pulp tank, so that the flow rate of the ore pulp in the ore pulp tank is improved;

(3) Through rotatory knob, make it drive the threaded rod and be located the inside rotation of screw section of thick bamboo and slide, the upper end of stopper is located the inside of spacing frame and slides this moment, makes it carry out spacingly to the removal range of arc, can make the threaded rod drive the stable translation of arc, when the inner wall contact of arc in the outer wall of gyro wheel, can carry out the locking processing by the arc to the gyro wheel to reduce the phenomenon that produces the displacement in this ore dressing device use, thereby improved the stability when ore dressing device uses.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

fig. 4 is a schematic side view of the present utility model.

In the figure: 1. a bottom plate; 2. a magnetic separator; 3. a hydrocyclone; 4. an intelligent analysis module; 5. a liquid level gauge; 6. stirring blades; 7. a stirring shaft; 8. a rotary driving member; 9. a filter screen; 10. ball mill; 11. a corner frame; 12. a hydraulic pump; 13. a concentration meter; 14. a pulp pool; 15. a particle size analyzer; 16. a roller; 17. a first flow tube; 18. a pressure sensor; 19. a second flow tube; 20. a flow meter; 21. a slurry pump; 22. an electromagnetic valve; 23. a limit frame; 24. a limiting block; 25. a rotary handle; 26. a threaded rod; 27. a thread cylinder; 28. an arc-shaped plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: a magnetite beneficiation device comprises a bottom plate 1, corner positions at the bottom end of the bottom plate 1 are provided with corner frames 11, one side of the inside of each corner frame 11 is rotatably connected with a roller 16, and the bottom ends of the rollers 16 extend to the outside of each corner frame 11;

when in use, the roller 16 is rotatably arranged in the corner frame 11 so as to carry out sliding transportation treatment on the ore dressing device;

an arc-shaped plate 28 is arranged in the corner frame 11 at one side of the roller 16, a thread cylinder 27 is arranged on the inner wall of the corner frame 11 at one side of the arc-shaped plate 28 away from the roller 16, and one end of the thread cylinder 27 extends to the outside of the corner frame 11;

in use, the inner wall of the arc-shaped plate 28 contacts the outer wall of the roller 16, so that the roller 16 is conveniently locked;

the inside of the threaded cylinder 27 is in threaded connection with a threaded rod 26, one end of the threaded rod 26 extends to the outside of the threaded cylinder 27 and is in rotary connection with the outer wall of the arc-shaped plate 28, and the other end of the threaded rod 26 extends to the outside of the threaded cylinder 27 and is provided with a rotary handle 25;

in use, the threaded rod 26 is positioned in the threaded cylinder 27 to rotate and slide so as to drive the arc plate 28 to move transversely;

a limiting frame 23 is arranged at the top of the corner frame 11 above the arc-shaped plate 28, a limiting block 24 is arranged on one side of the inside of the limiting frame 23, and the bottom end of the limiting block 24 extends to the outside of the limiting frame 23 and is fixedly connected with the outer wall of the arc-shaped plate 28;

when in use, the upper end of the limiting block 24 is positioned in the limiting frame 23 to slide so as to limit the movement amplitude of the arc plate 28;

the central position of the top end of the bottom plate 1 is provided with an ore pulp tank 14, the central position of the inside of the ore pulp tank 14 is provided with a filter screen 9, the inner wall of the ore pulp tank 14 below the filter screen 9 is provided with a particle size analyzer 15, the inner wall of the ore pulp tank 14 at one side of the particle size analyzer 15 is provided with a concentration meter 13, and one side of the top end of the filter screen 9 is provided with a hydrocyclone 3;

the inside of the ore pulp tank 14 above the hydrocyclone 3 is rotationally connected with a stirring shaft 7, stirring blades 6 are arranged on the outer walls of the two sides of the stirring shaft 7, a liquid level meter 5 is arranged on the inner wall of the ore pulp tank 14 above the stirring shaft 7, a rotary driving piece 8 is arranged on the outer wall of one side of the ore pulp tank 14, and one end of the rotary driving piece 8 extends into the ore pulp tank 14 and is fixedly connected with one end of the stirring shaft 7;

an intelligent analysis module 4 is arranged on the outer wall of one side of the ore pulp tank 14, which is far away from the rotary driving piece 8, a magnetic separator 2 is arranged at the top end of the bottom plate 1 on one side of the ore pulp tank 14, a ball mill 10 is arranged at the top end of the bottom plate 1 on one side of the ore pulp tank 14, which is far away from the magnetic separator 2, a hydraulic pump 12 is arranged at the top end of the bottom plate 1 on one side of the ball mill 10, which is close to the ore pulp tank 14, one end of the hydraulic pump 12 is communicated with the outer wall of the ball mill 10 through a conduit, and the other end of the hydraulic pump 12 extends into the ore pulp tank 14 through the conduit;

in use, the hydraulic pump 12 is communicated between the ball mill 10 and the pulp tank 14 so as to convey pulp in the pulp tank 14 to the interior of the ball mill 10;

a slurry pump 21 is arranged at the top end of the bottom plate 1, which is close to one side of the slurry tank 14, of the magnetic separator 2, a second flow pipe 19 is arranged at one end of the slurry pump 21, and one end, which is far away from the slurry pump 21, of the second flow pipe 19 extends into the slurry tank 14;

the outer wall of the second flow pipe 19 is provided with a flowmeter 20, one end of the slurry pump 21, which is far away from the second flow pipe 19, is provided with a first flow pipe 17, and one end of the first flow pipe 17, which is far away from the slurry pump 21, is communicated with the outer wall of the magnetic separator 2;

an electromagnetic valve 22 is arranged on the outer wall of the first flow pipe 17, and a pressure sensor 18 is arranged above the slurry pump 21 through a bracket.

When the embodiment of the application is used, firstly, the size of iron ore concentrate particles is controlled through the hydrocyclone 3, the sand return amount of the ball mill 10 is directly controlled to control the filling rate of the ball mill 10, the pressure of the hydrocyclone 3 is used for controlling the grading granularity, the pressure sensor 18 is used for monitoring the pressure change of the hydrocyclone 3, the flow rate of the slurry pump 21 is conveyed to directly control the pressure of the hydrocyclone 3, the electromagnetic valve 22 is used for controlling the water supplementing amount of the slurry pond 14 to adjust the concentration of the slurry, the flowmeter 20 is used for counting the water supplementing amount, the granularity analyzer 15 is used for detecting the overflow granularity of the hydrocyclone 3, the electromagnetic valve 22 and the slurry pump 21 are remotely controlled by the PLC, the electronic signals of each metering instrument and the detection instrument are transmitted into the intelligent analysis module 4 through optical fibers to be intelligently analyzed and then fed back into the PLC to achieve the aim of high-efficiency ore dressing in the ore grinding process, the collected data are all transmitted into an intelligent analysis module 4 through an optical cable, the intelligent analysis module 4 carries out spectrum analysis and stress analysis on the signals, the data are adjusted according to a set value, a control signal is fed back to a PLC controller, the PLC controller is connected with a slurry pump 21, an electromagnetic valve 22 adjusts the concentration of ore slurry and the conveying pressure to control the grading granularity of the hydrocyclone 3, so that the ore reaching the dissociation standard enters a magnetic separator 2, the ore not reaching the standard returns to a ball mill 10 to be continuously ground and selected, the ore grinding and selecting effect reaches the optimal state, the sand returning granularity is controlled to reduce the ore overgrinding, the phenomenon of coarse running of the hydrocyclone 3 is reduced, the aim of energy conservation and efficiency is achieved, then a stirring shaft 7 is driven to rotate through a rotary driving piece 8, the stirring shaft 7 drives a stirring blade 6 to rotate, and the ore slurry in the ore slurry pond 14 can be stirred by the stirring blade 6, with the flow rate that promotes the ore pulp, through rotatory knob 25 at last, make it drive threaded rod 26 be located the inside rotation of screw section of thick bamboo 27 and slide, the upper end of stopper 24 is located the inside of spacing frame 23 and slides this moment, makes it carry out spacingly to the removal range of arc 28, can make threaded rod 26 drive arc 28 stable translation, when the inner wall of arc 28 contacts in the outer wall of gyro wheel 16, can carry out the locking processing by arc 28 to gyro wheel 16, so as to ensure the stability of this ore dressing device, thereby accomplish the use of this ore dressing device.

Claims

1. The magnetite ore dressing device is characterized by comprising a bottom plate (1), a pulp tank (14) is arranged at the central position of the top end of the bottom plate (1), a filter screen (9) is arranged at the central position of the inside of the pulp tank (14), a particle size analyzer (15) is arranged on the inner wall of the pulp tank (14) below the filter screen (9), a concentration meter (13) is arranged on the inner wall of the pulp tank (14) on one side of the particle size analyzer (15), a hydrocyclone (3) is arranged on one side of the top end of the filter screen (9), a stirring shaft (7) is rotatably connected to the inner side of the pulp tank (14) above the hydrocyclone (3), stirring blades (6) are arranged on the outer walls of two sides of the stirring shaft (7), a liquid level meter (5) is arranged on the inner wall of the pulp tank (14) above the stirring shaft (7), a rotary driving piece (8) is arranged on the outer wall of one side of the pulp tank (14), one end of the rotary driving piece (8) extends to the inside of the tank (14) and is fixedly connected with one end of the stirring shaft (7), an intelligent magnetic separator (4) is arranged on one side of the pulp tank (14) away from the top end of the pulp tank (1), the utility model discloses a magnetic separator, including bottom plate (1) top of separating machine (2), bottom plate (1) top of separating machine (14) one side is kept away from to pulp pond (14) is equipped with ball mill (10), sediment stuff pump (21) are installed on bottom plate (1) top of separating machine (2) near pulp pond (14) one side, second runner pipe (19) are installed to the one end of sediment stuff pump (21), the one end that sediment stuff pump (21) was kept away from to second runner pipe (19) extends to the inside of pulp pond (14), install flowmeter (20) on the outer wall of second runner pipe (19), first runner pipe (17) are installed to the one end that sediment stuff pump (21) was kept away from to sediment stuff pump (21) one end and the outer wall of separating machine (2) are linked together, install solenoid valve (22) on the outer wall of first runner pipe (17), pressure sensor (18) are installed through the support in the top of sediment stuff pump (21).

2. A magnetite beneficiation device according to claim 1, wherein: corner positions of the bottom end of the bottom plate (1) are provided with corner frames (11), one side of the inside of each corner frame (11) is rotationally connected with a roller (16), and the bottom end of each roller (16) extends to the outside of each corner frame (11).

3. A magnetite beneficiation device according to claim 1, wherein: the ball mill is characterized in that a hydraulic pump (12) is arranged at the top end of a bottom plate (1) of one side, close to the pulp tank (14), of the ball mill (10), one end of the hydraulic pump (12) is communicated with the outer wall of the ball mill (10) through a guide pipe, and the other end of the hydraulic pump (12) extends to the inside of the pulp tank (14) through the guide pipe.

4. A magnetite beneficiation device according to claim 2, wherein: the novel roller is characterized in that an arc-shaped plate (28) is arranged inside the corner frame (11) on one side of the roller (16), a thread cylinder (27) is arranged on the inner wall of the corner frame (11) on one side, far away from the roller (16), of the arc-shaped plate (28), and one end of the thread cylinder (27) extends to the outside of the corner frame (11).

5. A magnetite beneficiation apparatus in accordance with claim 4, wherein: the inside threaded connection of screw thread section of thick bamboo (27) has threaded rod (26), the one end of threaded rod (26) extends to the outside of screw thread section of thick bamboo (27) and rotates with the outer wall of arc (28) to be connected, the other end of threaded rod (26) extends to the outside of screw thread section of thick bamboo (27) and installs spiral handle (25).

6. A magnetite beneficiation apparatus in accordance with claim 4, wherein: the limiting device is characterized in that a limiting frame (23) is arranged at the top of the corner frame (11) above the arc-shaped plate (28), a limiting block (24) is arranged on one side inside the limiting frame (23), and the bottom end of the limiting block (24) extends to the outside of the limiting frame (23) and is fixedly connected with the outer wall of the arc-shaped plate (28).