Pretreatment device for ore detection

Abstract

The invention discloses a pretreatment device for ore detection, and belongs to the technical field of ore detection pretreatment devices.The pretreatment device comprises a case, a grinding and screening bin, a cleaning and drying bin and an isolation bin are arranged in the case, the grinding and screening bin is located above the cleaning and drying bin, and the isolation bin is located above the cleaning and drying bin; the grinding and screening bin communicates with the cleaning and drying bin through a material flowing channel. Ore samples collected on site are put into the grinding and screening barrel mechanism, the grinding and screening barrel mechanism is clamped into the machine box, the first motor drives the grinding and screening barrel mechanism to crush and screen ores, and fine powder obtained through screening flows into the cleaning and drying barrel mechanism from the material flowing channel to be cleaned; the airflow filled into the case by the supercharger brings heat generated by the heater into the cleaning and drying cylinder mechanism, fine powder drying is achieved, a pretreated sample is obtained, multiple steps of sample pretreatment are coherent, the whole process can be executed in the sample transportation process, and then the ore detection efficiency is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of ore detection pretreatment devices, and in particular relates to a pretreatment device for ore detection. Background Art

[0002] The test of rare earth elements in ores mainly tests the rare earth elements in ores, the total amount and quantity of rare earths, ore phase analysis, and fluorocarbonate phase rare earth detection.

[0003] The collected samples need to be pre-treated to remove impurities that may interfere with the analysis. The pre-treatment process may include sample grinding, sieving, washing and other processing steps.

[0004] At present, after on-site ore sampling, it needs to be transported to the laboratory for relevant pretreatment operations. In addition, the pretreatment operation has many steps and a long time is spent on pretreatment, which in turn affects the efficiency of ore detection. Summary of the invention

[0005] The purpose of the present invention is to solve the above-mentioned problems and to propose a pretreatment device for ore detection.

[0006] In order to achieve the above object, the present invention adopts the following technical solution: a pretreatment device for ore detection, comprising:

[0007] A chassis, wherein a grinding and screening bin, a cleaning and drying bin and an isolation bin are arranged inside the chassis, wherein the grinding and screening bin is located above the cleaning and drying bin, and the grinding and screening bin and the cleaning and drying bin are connected through a material flow channel;

[0008] A grinding and screening drum mechanism is inserted into the chassis from one side of the chassis, and the grinding and screening drum mechanism passes through the grinding and screening bin;

[0009] A cleaning and drying cylinder mechanism is inserted into the chassis from one side of the chassis, and the cleaning and drying cylinder mechanism passes through the cleaning and drying bin;

[0010] A heater mounted on a side wall of the flow channel;

[0011] A supercharger, which is mounted on the chassis and is connected to the grinding and screening drum mechanism;

[0012] A first motor is installed in the isolation chamber, and the first motor is connected to and drives the grinding and screening drum mechanism;

[0013] A mobile power source is installed in the isolation compartment, and the mobile power source supplies power to all components.

[0014] As a further description of the above technical solution:

[0015] The grinding and screening cylinder mechanism includes an outer cylinder, an inner cylinder and a cylinder cover, the cylinder cover is clamped on the chassis, and the cylinder cover is clamped on the outer cylinder, the outer cylinder is connected to the chassis and the cylinder cover through a bearing, the outer cylinder is keyed to the output end of the first motor, the inner cylinder is fixedly connected to the outer cylinder, and the axis of the inner cylinder does not coincide with the axis of the outer cylinder, the inner cylinder is provided with a plurality of first mesh holes, the outer cylinder is provided with a plurality of second mesh holes, the aperture of the first mesh holes is larger than the aperture of the second mesh holes, and a quick connector is provided on the cylinder cover, and the quick connector is connected to the supercharger.

[0016] As a further description of the above technical solution:

[0017] The cleaning and drying cylinder mechanism includes a semi-cylinder, a stirring plate and an end cover, the end cover is clamped on the chassis, the semi-cylinder is fixedly connected to the end cover, and the semi-cylinder is against the inner wall of the cleaning and drying bin, the stirring plate is hinged in the semi-cylinder, a second motor is arranged on the end cover, the second motor is connected to and drives the stirring plate, a one-way exhaust valve and a drain valve are arranged on the end cover, and the drain valve is connected to the interior of the semi-cylinder.

[0018] As a further description of the above technical solution:

[0019] The middle part of the stirring plate is a filter screen.

[0020] As a further description of the above technical solution:

[0021] The cylinder cover and the end cover are both provided with handles.

[0022] As a further description of the above technical solution:

[0023] The chassis is provided with two positioning holes, the cylinder cover and the end cover are respectively inserted into the two positioning holes, the inner walls of the positioning holes are provided with a plurality of limiting grooves, the side walls of the end cover and the side walls of the cylinder cover are both provided with a plurality of limiting bosses matching the limiting grooves, and the plurality of limiting bosses are inserted into the plurality of limiting grooves.

[0024] As a further description of the above technical solution:

[0025] The axis of the first motor, the rotation axis of the stirring plate and the axis of the semi-cylinder coincide with each other, and the edge of the stirring plate fits the inner wall of the semi-cylinder.

[0026] As a further description of the above technical solution:

[0027] The axis center of the outer cylinder coincides with the axis center of the first motor.

[0028] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0029] 1. In the present invention, the ore sample collected on site is placed into the grinding and screening drum mechanism, the grinding and screening drum mechanism is inserted into the chassis, the first motor drives the grinding and screening drum mechanism to crush and screen the ore, and the fine powder obtained by screening flows from the flow channel into the cleaning and drying drum mechanism for cleaning. The airflow injected into the chassis by the supercharger brings the heat generated by the heater into the cleaning and drying drum mechanism to achieve fine powder drying and obtain pretreated samples. The multiple steps of sample pretreatment are connected, and the whole process can be executed during the sample transportation process, thereby greatly improving the efficiency of ore detection.

[0030] 2. In the present invention, the ore sample just collected is placed into the inner cylinder, steel balls are placed in the inner cylinder and the outer cylinder, the cylinder cover covers the outer cylinder, the bearing on the outer cylinder close to the cylinder cover supports the cylinder cover, the outer cylinder, the cylinder cover and the bearing are snapped into the chassis as a whole, the output end of the first motor is inserted into the outer cylinder and key-connected with the outer cylinder, the bearing close to the first motor is snapped into the chassis, and under the support of the bearing, the first motor rotates to drive the outer cylinder to rotate, and the inner cylinder inside the outer cylinder rotates together, the steel balls crush the samples in the inner cylinder and the outer cylinder, and the fine powder of the ore sample falls into the grinding and screening bin under the screening of the first mesh and the second mesh, thereby realizing the grinding and screening of the ore sample.

[0031] 3. In the present invention, cleaning liquid is filled into the semi-cylinder, the drain valve is in a closed state, and the ore sample fine powder falling from the flow channel falls into the semi-cylinder. The second motor rotates to drive the stirring plate to rotate, thereby stirring and cleaning the ore sample fine material immersed in the cleaning liquid. A filter is inserted into the drain valve, and the drain valve is opened to discharge the cleaning liquid. The airflow transported from the grinding and screening bin brings the heat generated by the heater into the cleaning and drying bin. The hot air evaporates the moisture in the ore sample fine material, and the water vapor is discharged from the one-way exhaust valve along with the airflow. The second motor drives the stirring plate to rotate, thereby turning the ore sample fine material over to accelerate the drying of the ore sample fine material. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 The figure is a schematic diagram of the overall structure of a pretreatment device for ore detection.

[0033] Figure 2 An exploded view of a pre-processing device for ore detection.

[0034] Figure 3 A cross-sectional view of a pretreatment device for ore detection Figure 1 .

[0035] Figure 4 A cross-sectional view of a pretreatment device for ore detection Figure 2 .

[0036] Figure 5 An exploded view of a grinding and screening drum mechanism in a pretreatment device for ore testing.

[0037] Figure 6 The exploded view is of a cleaning and drying cylinder mechanism in a pretreatment device for ore detection.

[0038] Legend:

[0039] 1. Chassis; 2. Grinding and screening chamber; 3. Cleaning and drying chamber; 4. Isolation chamber; 5. Material flow channel; 6. Grinding and screening cylinder mechanism; 61. Outer cylinder; 62. Inner cylinder; 63. Cylinder cover; 7. Cleaning and drying cylinder mechanism; 71. Semi-cylinder; 72. Stirring plate; 73. End cover; 8. Heater; 9. Supercharger; 10. First motor; 11. Mobile power supply; 12. Bearing; 13. First mesh; 14. Second mesh; 15. Quick connector; 16. Second motor; 17. One-way exhaust valve; 18. Drain valve; 19. Handle; 20. Positioning hole; 21. Limiting groove; 22. Limiting boss. DETAILED DESCRIPTION

[0040] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0041] See also Figure 1-6 The present invention provides a technical solution: a pretreatment device for ore detection, comprising:

[0042] The chassis 1 is provided with a grinding and screening chamber 2, a cleaning and drying chamber 3 and an isolation chamber 4, wherein the grinding and screening chamber 2 is located above the cleaning and drying chamber 3, and the grinding and screening chamber 2 and the cleaning and drying chamber 3 are connected through a material flow channel 5;

[0043] A grinding and screening drum mechanism 6 is inserted into the chassis 1 from one side of the chassis 1, and the grinding and screening drum mechanism 6 passes through the grinding and screening bin 2;

[0044] A cleaning and drying cylinder mechanism 7 is inserted into the chassis 1 from one side of the chassis 1, and the cleaning and drying cylinder mechanism 7 passes through the cleaning and drying chamber 3;

[0045] A heater 8, which is installed on the side wall of the flow channel 5;

[0046] A supercharger 9, which is mounted on the chassis 1, and the supercharger 9 is connected to the grinding and screening drum mechanism 6;

[0047] A first motor 10 is installed in the isolation chamber 4, and the first motor 10 is connected to and drives the grinding and screening drum mechanism 6;

[0048] A mobile power source 11 is installed in the isolation compartment 4, and the mobile power source 11 supplies power to all components;

[0049] The grinding and screening cylinder mechanism 6 includes an outer cylinder 61, an inner cylinder 62 and a cylinder cover 63, the cylinder cover 63 is clamped on the chassis 1, and the cylinder cover 63 is clamped on the outer cylinder 61, the outer cylinder 61 is connected to the chassis 1 and the cylinder cover 63 through a bearing 12, the outer cylinder 61 is keyed to the output end of the first motor 10, the inner cylinder 62 is fixedly connected to the outer cylinder 61, and the axis of the inner cylinder 62 does not coincide with the axis of the outer cylinder 61, the inner cylinder 62 is provided with a plurality of first mesh holes 13, the outer cylinder 61 is provided with a plurality of second mesh holes 14, the aperture of the first mesh hole 13 is larger than the aperture of the second mesh hole 14, and a quick connector 15 is provided on the cylinder cover 63, the quick connector 15 is connected to the supercharger 9, and the just collected The ore sample is put into the inner cylinder 62, and steel balls are put into the inner cylinder 62 and the outer cylinder 61. The cylinder cover 63 covers the outer cylinder 61. The bearing 12 on the outer cylinder 61 close to the cylinder cover 63 supports the cylinder cover 63. The outer cylinder 61, the cylinder cover 63 and the bearing 12 are inserted into the chassis 1 as a whole. The output end of the first motor 10 is inserted into the outer cylinder 61 and a key connection is established with the outer cylinder 61. The bearing 12 close to the first motor 10 is inserted into the chassis 1. Under the support of the bearing 12, the first motor 10 rotates to drive the outer cylinder 61 to rotate, and the inner cylinder 62 inside the outer cylinder 61 rotates together. The steel balls crush the samples in the inner cylinder 62 and the outer cylinder 61. Under the screening of the first mesh 13 and the second mesh 14, the fine powder of the ore sample falls into the grinding and screening bin 2, and the grinding and screening of the ore sample can be achieved.

[0050] The cleaning and drying cylinder mechanism 7 includes a semi-cylinder 71, a stirring plate 72 and an end cover 73, the end cover 73 is clamped on the chassis 1, the semi-cylinder 71 is fixedly connected to the end cover 73, and the semi-cylinder 71 is against the inner wall of the cleaning and drying chamber 3, the stirring plate 72 is hinged in the semi-cylinder 71, and a second motor 16 is arranged on the end cover 73, the second motor 16 is connected to and drives the stirring plate 72, and a one-way exhaust valve 17 and a drain valve 18 are arranged on the end cover 73, the drain valve 18 is connected to the interior of the semi-cylinder 71, and the semi-cylinder 71 is filled with cleaning liquid, and the drain valve 18 is in In the closed state, the ore sample fine powder falling from the flow channel 5 falls into the semi-cylinder 71, and the second motor 16 rotates to drive the stirring plate 72 to rotate, thereby stirring and cleaning the ore sample fine material immersed in the cleaning liquid, inserting a filter into the drain valve 18, opening the drain valve 18 to discharge the cleaning liquid, and the airflow delivered from the grinding and screening bin 2 brings the heat generated by the heater 8 into the cleaning and drying bin 3, and the hot air evaporates the water in the ore sample fine material, and the water vapor is discharged from the one-way exhaust valve 17 along with the airflow, and the second motor 16 drives the stirring plate 72 to rotate, thereby turning the ore sample fine material over to accelerate the drying of the ore sample fine material;

[0051] The middle part of the stirring plate 72 is a filter screen, which will not block the water flow in the semi-cylinder 71 from flowing out;

[0052] The cylinder cover 63 and the end cover 73 are both provided with a handle 19, which facilitates the removal and placement of the cylinder cover 63 and the end cover 73 on the chassis 1;

[0053] Two positioning holes 20 are provided on the chassis 1, and the cylinder cover 63 and the end cover 73 are respectively inserted into the two positioning holes 20, and the inner wall of the positioning hole 20 is provided with a plurality of limiting grooves 21, and the side wall of the end cover 73 and the side wall of the cylinder cover 63 are both provided with a plurality of limiting bosses 22 matching the limiting grooves 21, and the plurality of limiting bosses 22 are inserted into the plurality of limiting grooves 21, so as to facilitate the quick clamping and positioning of the cylinder cover 63 and the end cover 73 on the chassis 1;

[0054] The axis of the first motor 10, the rotation axis of the stirring plate 72 and the axis of the semi-cylinder 71 coincide with each other, and the edge of the stirring plate 72 fits the inner wall of the semi-cylinder 71;

[0055] The axis of the outer cylinder 61 coincides with the axis of the first motor 10 .

[0056] Working principle: First, put the ore sample just collected into the inner cylinder 62, put steel balls into the inner cylinder 62 and the outer cylinder 61, hold the handle 19 so that the cylinder cover 63 covers the outer cylinder 61, and the bearing 12 on the outer cylinder 61 close to the cylinder cover 63 supports the cylinder cover 63, and the outer cylinder 61, the cylinder cover 63 and the bearing 12 are inserted into the chassis 1 as a whole, that is, the cylinder cover 63 is inserted into the positioning hole 20, and the limiting boss 22 on the cylinder cover 63 is inserted into the limiting groove 21 on the inner wall of the positioning hole 20, and the output end of the first motor 10 is inserted into the outer cylinder 61 and a key connection is established with the outer cylinder 61. The bearing 12 close to the first motor 10 is inserted into the chassis 1. Under the support of the bearing 12, the first motor 10 rotates to drive the outer cylinder 61 to rotate, and the inner cylinder 62 inside the outer cylinder 61 rotates together. The steel balls crush the samples in the inner cylinder 62 and the outer cylinder 61. The pipeline of the supercharger 9 is connected to the quick connector 15 of the cylinder cover 63. The airflow generated by the supercharger 9 acts on the inner cylinder 62 and the outer cylinder 61, so that the samples with small particle size are lifted up. Under the screening of the first mesh 13 and the second mesh 14, the fine powder of the ore sample falls into the grinding and screening bin 2, and the ore sample can be crushed. Grinding and screening, secondly, before the first motor 10 is engaged, it is necessary to fill the semi-cylinder 71 with cleaning liquid, the drain valve 18 is in a closed state, hold the handle 19 to insert the semi-cylinder 71 and the end cover 73 into the chassis 1 together, that is, the end cover 73 is inserted into the positioning hole 20, and the limiting boss 22 on the end cover 73 is inserted into the limiting groove 21 on the inner wall of the positioning hole 20. When the first motor 10 is started, the fine powder of the ore sample in the grinding and screening bin 2 falls into the semi-cylinder 71 from the flow channel 5. The middle part of the stirring plate 72 is a filter screen. The second motor 16 rotates to drive the stirring plate 72 to rotate, thereby The ore sample fine material is stirred and cleaned in the cleaning liquid, a filter is inserted into the drain valve 18, and the drain valve 18 is opened to discharge the cleaning liquid. The airflow transported from the grinding and screening bin 2 brings the heat generated by the heater 8 into the cleaning and drying bin 3, and the hot air evaporates the water in the ore sample fine material, and the water vapor is discharged from the one-way exhaust valve 17 along with the airflow. The second motor 16 drives the stirring plate 72 to rotate, thereby turning the ore sample fine material over to accelerate the drying of the ore sample fine material. Finally, after arriving at the laboratory, the semi-cylinder 71 is directly taken out of the chassis 1, and the ore sample fine material can be tested.

[0057] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pretreatment device for ore detection, characterized in that: include: A machine box (1) is provided with a grinding and screening chamber (2), a cleaning and drying chamber (3) and an isolation chamber (4) inside thereof, wherein the grinding and screening chamber (2) is located above the cleaning and drying chamber (3), and the grinding and screening chamber (2) and the cleaning and drying chamber (3) are connected via a material flow channel (5); A grinding and screening drum mechanism (6), which is inserted into the machine case (1) from one side of the machine case (1), and the grinding and screening drum mechanism (6) passes through the grinding and screening bin (2); A cleaning and drying cylinder mechanism (7) is inserted into the housing (1) from one side of the housing (1), and the cleaning and drying cylinder mechanism (7) passes through the cleaning and drying chamber (3); A heater (8) mounted on a side wall of the flow channel (5); A supercharger (9) mounted on the housing (1), and the supercharger (9) is connected to the grinding and screening drum mechanism (6); A first motor (10) is installed in the isolation chamber (4), and the first motor (10) is connected to and drives the grinding and screening drum mechanism (6); A mobile power source (11) is installed in the isolation compartment (4), and the mobile power source (11) supplies power to all components.

2. A pretreatment device for ore detection according to claim 1, characterized in that: The grinding and screening drum mechanism (6) comprises an outer drum (61), an inner drum (62) and a drum cover (63); the drum cover (63) is clamped on the chassis (1), and the drum cover (63) is clamped on the outer drum (61); the outer drum (61) is connected to the chassis (1) and the drum cover (63) via a bearing (12); the outer drum (61) is key-connected to the output end of the first motor (10); the inner drum (62) is fixedly connected to the output end of the first motor (10); Inside the outer cylinder (61), the axis of the inner cylinder (62) does not coincide with the axis of the outer cylinder (61), the inner cylinder (62) is provided with a plurality of first mesh holes (13), the outer cylinder (61) is provided with a plurality of second mesh holes (14), the aperture of the first mesh holes (13) is larger than the aperture of the second mesh holes (14), and a quick connector (15) is provided on the cylinder cover (63), and the quick connector (15) is connected to the supercharger (9).

3. A pretreatment device for ore detection according to claim 2, characterized in that: The cleaning and drying cylinder mechanism (7) comprises a semi-cylinder (71), a stirring plate (72) and an end cover (73); the end cover (73) is clamped on the chassis (1); the semi-cylinder (71) is fixedly connected to the end cover (73), and the semi-cylinder (71) abuts against the inner wall of the cleaning and drying chamber (3); the stirring plate (72) is hinged in the semi-cylinder (71); a second motor (16) is arranged on the end cover (73); the second motor (16) is connected to and drives the stirring plate (72); a one-way exhaust valve (17) and a drain valve (18) are arranged on the end cover (73); the drain valve (18) is connected to the interior of the semi-cylinder (71).

4. A pretreatment device for ore detection according to claim 3, characterized in that: The middle part of the stirring plate (72) is a filter screen.

5. A pre-processing device for ore detection according to claim 4, characterized in that: The cylinder cover (63) and the end cover (73) are both provided with a handle (19).

6. A pre-processing device for ore detection according to claim 5, characterized in that: The chassis (1) is provided with two positioning holes (20), the cylinder cover (63) and the end cover (73) are respectively inserted into the two positioning holes (20), the inner wall of the positioning hole (20) is provided with a plurality of limiting grooves (21), the side wall of the end cover (73) and the side wall of the cylinder cover (63) are both provided with a plurality of limiting bosses (22) matching the limiting grooves (21), and the plurality of limiting bosses (22) are inserted into the plurality of limiting grooves (21).

7. A pre-processing device for ore detection according to claim 6, characterized in that: The axis of the first motor (10), the rotation axis of the stirring plate (72) and the axis of the semi-cylinder (71) coincide with each other, and the edge of the stirring plate (72) fits the inner wall of the semi-cylinder (71).

8. A pre-processing device for ore detection according to claim 7, characterized in that: The axis center of the outer cylinder (61) coincides with the axis center of the first motor (10).

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