Impurity removing and screening equipment for pyrite

Abstract

The utility model relates to the field of screening equipment, and discloses screening equipment for impurity removal of pyrite, which comprises a workbench, a screening frame, a screening tank and a screening cylinder, a screening frame used for fixing a screening hanging tank is arranged at the upper end of the workbench and comprises a base, a first-stage rotating sleeve and a second-stage rotating sleeve, a screening tank used for impurity removal and screening of pyrite is erected at the upper end of the screening frame and comprises a tank body, a first-stage ring sleeve and a second-stage ring sleeve, and a screening barrel used for separating impurities in pyrite raw materials is arranged in the screening tank. Through the combination of the driver, the annular rotating groove and the annular rotating rail, the screening tank can damage the structure of pyrite impurities through centrifugal force generated by high-speed rotation, the pyrite impurities are separated from pyrite under the condition of high-speed rotation, and therefore the smelting purity and quality of the pyrite are improved.

Description

Technical Field

[0001] The utility model relates to the field of screening equipment, in particular to a pyrite impurity removal and screening equipment. Background Art

[0002] Pyrite is an important ore, usually referring to ore containing iron sulfide minerals. Pyrite is a kind of sulfide ore, the main components of which are iron and sulfur. Common pyrites include pyrite and magnetite, etc. Before smelting, special screening equipment is needed to remove impurities in pyrite raw materials to improve the purity of pyrite smelting. In the existing pyrite impurity removal and screening equipment, during the process of removing impurities and screening pyrite, impurities and soil mixed between pyrites are often vibrated and scattered through vibration, and separated from the sieve holes. This screening method has a low effect on soil impurities with a relatively firm soil structure and requires repeated vibration screening. Therefore, we propose a pyrite impurity removal and screening equipment to solve the problems mentioned above. Content of the Utility Model

[0003] In order to overcome the problem that in the existing pyrite impurity removal and screening equipment, during the process of removing impurities and screening pyrite, impurities and soil mixed between pyrites are often vibrated and scattered through vibration, and separated from the sieve holes. This screening method has a low effect on soil impurities with a relatively firm soil structure and requires repeated vibration screening.

[0004] The technical solution of the utility model is: a pyrite impurity removal and screening equipment, which includes a workbench, a screening frame, a screening tank and a sieving cylinder; a screening frame for fixing the screening tank is arranged at the upper end of the workbench. The screening frame includes a base, a first-stage rotating sleeve and a second-stage rotating sleeve. A screening tank for removing impurities and screening pyrite is arranged on the upper end of the screening frame. The screening tank includes a tank body, a first-stage ring sleeve and a second-stage ring sleeve. A sieving cylinder for separating impurities in pyrite raw materials is arranged inside the screening tank.

[0005] Preferably, through the combination of an impurity screening groove and a storage bin, these impurities can pass through the screening holes on the surface of the sieving cylinder and be thrown into the impurity screening groove after decomposition, so as to separate the pyrite raw materials from the impurities for easy cleaning. Through the combination of a valve and an impurity outlet, the separated impurities can be easily removed from the screening tank. Through the combination of a driver, an annular rotating groove and an annular rotating track, the screening tank can generate centrifugal force through high-speed rotation to break the structure of pyrite impurities, so that the pyrite impurities are separated from pyrite under the condition of high-speed rotation, so as to improve the smelting purity and quality of pyrite.

[0006] Preferably, a receiving bin for receiving the sieving cylinder and an impurity sieving tank for receiving impurities are respectively provided inside the tank body. The sieving cylinder is located inside the receiving bin. The receiving bin and the impurity sieving tank are separated by the sieving cylinder. An impurity outlet is provided at the bottom of the impurity sieving tank. A valve is provided inside the impurity outlet. An impurity leakage opening is provided to match the impurity outlet. The impurity leakage opening is located on the surface of the workbench. By combining the impurity sieving tank and the receiving bin, the impurities can pass through the sieving holes on the surface of the sieving cylinder and be thrown into the impurity sieving tank after decomposition, so as to separate the pyrite raw material from the impurities for easy cleaning. By combining the valve and the impurity outlet, the separated impurities can be easily removed from the sieve tank.

[0007] Preferably, the first-level ring sleeve and the second-level ring sleeve are respectively located at the front end and the rear end of the tank body. An annular track is sleeved on the outer end of the first-level ring sleeve. There are two groups of annular tracks, which are respectively sleeved on the outer ends of the first-level ring sleeve and the second-level ring sleeve. Installation holes are provided at the outer ends of the first-level ring sleeve and the second-level ring sleeve. The installation holes penetrate through the first-level ring sleeve and the second-level ring sleeve. The sieve tank is provided with a matching tank cover. A connecting hinge is provided between the tank cover and the sieve tank. The tank cover and the sieve tank are movably connected through the connecting hinge. By combining the installation holes and the fixing holes, it is convenient to fix the sieving cylinder in the receiving bin, so that the sieving cylinder will not be fixed insecurely when the sieve tank rotates.

[0008] Preferably, there are two groups of bases, and the two groups of bases are symmetrically arranged at intervals along the upper end of the workbench. A reinforcing rod is provided between the two groups of bases. There are two groups of reinforcing rods, and the two groups of reinforcing rods are symmetrically arranged at intervals between the two groups of bases. The first-level rotating sleeve and the second-level rotating sleeve are respectively located at the upper ends of the two groups of bases. By combining the first-level rotating sleeve and the second-level rotating sleeve, the first-level rotating sleeve and the second-level rotating sleeve are respectively sleeved on the outer ends of the first-level ring sleeve and the second-level ring sleeve to movably fix the sieve tank. The two groups of bases are reinforced by the reinforcing rods so that they will not shake when the sieve tank rotates at high speed.

[0009] Preferably, annular rotating grooves are provided inside the first-level rotating sleeve and the second-level rotating sleeve. The annular rotating grooves are arranged to match the annular tracks. A driver is provided at the rear end of the first-level rotating sleeve. By combining the driver, the annular rotating grooves and the annular tracks, the sieve tank can destroy the structure of the pyrite impurities through the centrifugal force generated by high-speed rotation, so that the pyrite impurities are separated from the pyrite under the condition of high-speed rotation, so as to improve the smelting purity and quality of the pyrite.

[0010] Preferably, the sieving cylinder includes a cylinder body and fixing holes. There are multiple groups of fixing holes, and the multiple groups of fixing holes are evenly distributed at both ends of the cylinder body. The fixing holes are arranged to match and be concentric with the installation holes. A sieving bin is provided inside the cylinder body. Sieving holes are provided on the surface of the cylinder body. There are multiple groups of sieving holes, and the multiple groups of sieving holes penetrate through the cylinder body. By combining the multiple groups of sieving holes, the separated impurities can pass through the multiple groups of sieving holes and be thrown into the impurity sieving tank.

[0011] Preferably, support legs are provided at the lower end of the workbench. There are multiple groups of support legs, and the multiple groups of support legs are evenly distributed at the corners of the lower end of the workbench. A impurity box is correspondingly provided at the lower end of the impurity leakage port. The impurity leakage port and the impurity box are combined to collect the separated pyrite impurities for centralized treatment.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. By combining the impurity screening tank with the accommodation bin, the impurities can pass through the screening holes on the surface of the screening cylinder and be thrown into the impurity screening tank after decomposition, so as to separate the pyrite raw material from the impurities for easy cleaning. By combining the valve with the impurity outlet, the separated impurities can be easily removed from the screening tank. By combining the mounting holes with the fixing holes, the screening cylinder can be fixed in the accommodation bin so that the screening cylinder will not be insecurely fixed when the screening tank rotates. By combining the first-level ring sleeve with the second-level ring sleeve, the screening tank can be fixed at the upper end of the screening rack and be driven to rotate. By combining the mounting holes with the fixing holes, the screening cylinder can be fixed in the accommodation bin so that the screening cylinder will not be insecurely fixed when the screening tank rotates.

[0014] 2. By combining the first-level rotating sleeve with the second-level rotating sleeve, the first-level rotating sleeve and the second-level rotating sleeve are respectively sleeved on the outer ends of the first-level ring sleeve and the second-level ring sleeve to movably fix the screening tank. The two bases are reinforced by the reinforcing rods so that they will not shake when the screening tank rotates at high speed. By combining the driver with the annular rotating groove and the annular rotating track, the screening tank can break the structure of the pyrite impurities by the centrifugal force generated by high-speed rotation, so that the pyrite impurities are separated from the pyrite under the condition of high-speed rotation, which is convenient for improving the smelting purity and quality of the pyrite.

[0015] 3. By combining multiple groups of screening holes, the separated impurities can be thrown into the interior of the impurity screening tank through the multiple groups of screening holes. The impurity leakage port and the impurity box are combined to collect the separated pyrite impurities for centralized treatment, solving the problem of BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of the present utility model;

[0017] Figure 2 is the top view structural schematic diagram of the present utility model;

[0018] Figure 3 is the bottom view structural schematic diagram of the present utility model;

[0019] Figure 4 is the schematic diagram from another angle of the present utility model.

[0020] Description of the attached drawing reference numerals: 1, workbench; 101, impurity leakage port; 2, screening rack; 201, base; 202, drive; 203, first-stage rotating sleeve; 204, annular rotating groove; 205, reinforcing rod; 206, second-stage rotating sleeve; 3, screening tank; 301, tank body; 302, first-stage annular sleeve; 303, annular rotating track; 304, mounting hole; 305, second-stage annular sleeve; 306, impurity outlet; 307, accommodating bin; 308, tank cover; 309, impurity screening groove; 4, screening cylinder; 401, cylinder body; 402, fixing hole; 403, screening hole; 404, screening bin; 5, support leg; 6, impurity box. Detailed implementation mode

[0021] The present utility model will be further described below in conjunction with the attached drawings and embodiments.

[0022] Please refer to Figure 1-2 , the present utility model provides an embodiment: a pyrite impurity removal and screening device, including a workbench 1, a screening rack 2, a screening tank 3 and a screening cylinder 4; a screening rack 2 for fixing the screening tank is provided at the upper end of the workbench 1, the screening rack 2 includes a base 201, a first-stage rotating sleeve 203 and a second-stage rotating sleeve 206, a screening tank 3 for pyrite impurity removal and screening is mounted at the upper end of the screening rack 2, the screening tank 3 includes a tank body 301, a first-stage annular sleeve 302 and a second-stage annular sleeve 305, and a screening cylinder 4 for separating impurities in the pyrite raw material is provided inside the screening tank 3.

[0023] Please refer to Figure 1-2 , in this embodiment, there are two groups of bases 201, the two groups of bases 201 are symmetrically arranged at intervals along the upper end of the workbench 1, a reinforcing rod 205 is provided between the two groups of bases 201, there are two groups of reinforcing rods 205, and the two groups of reinforcing rods 205 are symmetrically arranged at intervals between the two groups of bases 201. The first-stage rotating sleeve 203 and the second-stage rotating sleeve 206 are respectively located at the upper ends of the two groups of bases 201. By combining the first-stage rotating sleeve 203 and the second-stage rotating sleeve 206, the first-stage rotating sleeve 203 and the second-stage rotating sleeve 206 are respectively sleeved on the outer ends of the first-stage annular sleeve 302 and the second-stage annular sleeve 305 to movably fix the screening tank 3. The two groups of bases 201 are reinforced by the reinforcing rod 205 so that they will not shake when the screening tank 3 rotates at high speed. Annular rotating grooves 204 are provided inside the first-stage rotating sleeve 203 and the second-stage rotating sleeve 206, and the annular rotating grooves 204 are arranged in a matching manner with the annular rotating track 303. A drive 202 is provided at the rear end of the first-stage rotating sleeve 203. By combining the drive 202 with the annular rotating groove 204 and the annular rotating track 303, the screening tank 3 can break the structure of the pyrite impurities through the centrifugal force generated by high-speed rotation, so that the pyrite impurities are separated from the pyrite under the condition of high-speed rotation, so as to improve the smelting purity and quality of the pyrite.

[0024] Please refer to Figure 1-3, in this embodiment, a receiving bin 307 for receiving the sieving cylinder 4 and an impurity screening tank 309 for receiving impurities are respectively formed inside the tank body 301. The sieving cylinder 4 is located inside the receiving bin 307. The receiving bin 307 and the impurity screening tank 309 are separated by the sieving cylinder 4. An impurity outlet 306 is formed at the bottom of the impurity screening tank 309. A valve is provided inside the impurity outlet 306. An impurity leakage port 101 is formed to match the impurity outlet 306. The impurity leakage port 101 is located on the surface of the workbench 1. By combining the impurity screening tank 309 and the receiving bin 307, the impurities can pass through the screening holes 403 on the surface of the sieving cylinder 4 and be thrown into the impurity screening tank 309 after decomposition, so as to separate the pyrite raw material from the impurities for easy cleaning. By combining the valve with the impurity outlet 306, the separated impurities can be easily removed from the screening tank 3. The first-stage ring sleeve 302 and the second-stage ring sleeve 305 are respectively located at the front end and the rear end of the tank body 301. An annular track 303 is sleeved outside the first-stage ring sleeve 302. There are two groups of the annular tracks 303, and the two groups of annular tracks 303 are respectively sleeved outside the first-stage ring sleeve 302 and the second-stage ring sleeve 305. Mounting holes 304 are formed at the outer ends of the first-stage ring sleeve 302 and the second-stage ring sleeve 305. The mounting holes 304 penetrate through the first-stage ring sleeve 302 and the second-stage ring sleeve 305. The screening tank 3 is provided with a tank cover 308 in a matching manner. A connecting hinge is provided between the tank cover 308 and the screening tank 3. The tank cover 308 and the screening tank 3 are movably connected through the connecting hinge. By combining the mounting holes 304 and the fixing holes 402, the sieving cylinder 4 can be fixed in the receiving bin 307 so that the sieving cylinder 4 will not be fixed insecurely when the screening tank 3 rotates.

[0025] Please refer to Figure 1-4 , in this embodiment, the sieving cylinder 4 includes a cylinder body 401 and fixing holes 402. There are multiple groups of the fixing holes 402, and the multiple groups of fixing holes 402 are evenly distributed at both ends of the cylinder body 401. The fixing holes 402 are arranged in a concentric and matching manner with the mounting holes 304. A screening chamber 404 is formed inside the cylinder body 401. Screening holes 403 are formed on the surface of the cylinder body 401. There are multiple groups of the screening holes 403, and the multiple groups of screening holes 403 penetrate through the cylinder body 401. By combining the multiple groups of screening holes 403, the separated impurities can pass through the multiple groups of screening holes 403 and be thrown into the impurity screening tank 309. Support legs 5 are provided at the lower end of the workbench 1. There are multiple groups of the support legs 5, and the multiple groups of support legs 5 are evenly distributed at the lower end corners of the workbench 1. An impurity box 6 is correspondingly provided at the lower end of the impurity leakage port 101. By combining the impurity leakage port 101 and the impurity box 6, the separated pyrite impurities can be collected for centralized treatment.

[0026] When working, the staff first opens the tank cover 308, puts the screening cylinder 4 into the receiving bin 307, aligns the mounting holes 304 and the fixing holes 402 respectively, then drives in bolts to fix the screening cylinder 4 in the receiving bin 307. Next, the pyrite raw material that needs to be screened and purified is put into the screening bin 404 inside the screening cylinder 4. Finally, the tank cover 308 is buckled with the screening tank 3.

[0027] Next, the staff drives the outer annular track 303 of the first-stage ring sleeve 302 and the second-stage ring sleeve 305 through the driver 202 to rotate along the inner annular groove 204 of the first-stage rotating sleeve 203 and the second-stage rotating sleeve 206. Under high-speed rotation of the screening tank 3, since the impurities inside the pyrite raw material are not as stable as the pyrite, these impurities are decomposed under the action of centrifugal force during high-speed rotation. Then, the decomposed impurities are also under the action of centrifugal force and are thrown into the inside of the impurity screening groove 309 through the screening holes 403 on the surface of the screening cylinder 4. When the rotation stops, the valve of the impurity screening groove 309 is opened, so that the screened impurities fall into the impurity box 6 through the impurity outlet 306 and the impurity leak port 101 for centralized treatment.

[0028] According to the above steps, the staff first puts the pyrite raw material that needs to be screened and purified into the screening bin 404 inside the screening cylinder 4, and then drives the screening tank 3 to rotate along the annular groove 204 through the annular track 303 by the driver 202. Under high-speed rotation of the screening tank 3, these impurities are decomposed under the action of centrifugal force during high-speed rotation and are thrown into the inside of the impurity screening groove 309 through the screening holes 403 on the surface of the screening cylinder 4. When the rotation stops, the valve of the impurity screening groove 309 is opened, so that the screened impurities fall into the impurity box 6 for centralized treatment.

[0029] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge scope of those skilled in the art.

Claims

1. A pyrite impurity removal and screening device, comprising a workbench (1); characterized in that: It also includes a screening rack (2), a screening tank (3) and a screening cylinder (4); a screening rack (2) for fixing the screening tank is provided at the upper end of the workbench (1). The screening rack (2) includes a base (201), a first-level rotating sleeve (203) and a second-level rotating sleeve (206). A screening tank (3) for removing impurities from pyrite is erected at the upper end of the screening rack (2). The screening tank (3) includes a tank body (301), a first-level annular sleeve (302) and a second-level annular sleeve (305). An internal screening cylinder (4) for separating impurities in the pyrite raw material is provided inside the screening tank (3).

2. The pyrite impurity removal and screening device according to claim 1, wherein: An accommodation bin (307) for accommodating the screening cylinder (4) and an impurity screening groove (309) for accommodating impurities are respectively opened inside the tank body (301). The screening cylinder (4) is located inside the accommodation bin (307). The accommodation bin (307) and the impurity screening groove (309) are separated by the screening cylinder (4). An impurity outlet (306) is opened at the bottom of the impurity screening groove (309). A valve is provided inside the impurity outlet (306). An impurity leakage port (101) is opened in a matching manner with the impurity outlet (306). The impurity leakage port (101) is located on the surface of the workbench (1).

3. The pyrite impurity removal and screening device according to claim 1, wherein: The first-level annular sleeve (302) and the second-level annular sleeve (305) are respectively located at the front end and the rear end of the tank body (301). An annular rotating track (303) is sleeved on the outer end of the first-level annular sleeve (302). There are two groups of annular rotating tracks (303). The two groups of annular rotating tracks (303) are respectively sleeved on the outer ends of the first-level annular sleeve (302) and the second-level annular sleeve (305). Installation holes (304) are opened at the outer ends of the first-level annular sleeve (302) and the second-level annular sleeve (305). The installation holes (304) penetrate through the first-level annular sleeve (302) and the second-level annular sleeve (305). The screening tank (3) is provided with a tank cover (308) in a matching manner. A connecting hinge is provided between the tank cover (308) and the screening tank (3). The tank cover (308) and the screening tank (3) are movably connected through the connecting hinge.

4. A pyrite impurity removal and screening device according to claim 1, characterized in that: There are two groups of bases (201). The two groups of bases (201) are symmetrically arranged at intervals along the upper end of the workbench (1). A reinforcing rod (205) is provided between the two groups of bases (201). There are two groups of reinforcing rods (205). The two groups of reinforcing rods (205) are symmetrically arranged at intervals between the two groups of bases (201). The first-level rotating sleeve (203) and the second-level rotating sleeve (206) are respectively located at the upper ends of the two groups of bases (201).

5. The pyrite impurity removal and screening device according to claim 3, characterized in that: Annular rotating grooves (204) are opened inside the first-level rotating sleeve (203) and the second-level rotating sleeve (206). The annular rotating grooves (204) are arranged in a matching manner with the annular rotating tracks (303). A driver (202) is provided at the rear end of the first-level rotating sleeve (203).

6. The pyrite impurity removal and screening device according to claim 1, wherein: The sieving cylinder (4) includes a cylinder body (401) and fixing holes (402). There are multiple groups of fixing holes (402), and the multiple groups of fixing holes (402) are evenly distributed at both ends of the cylinder body (401). The fixing holes (402) are arranged in a matching and concentric manner with the mounting holes (304). A sieving bin (404) is formed inside the cylinder body (401), and sieving holes (403) are formed on the surface of the cylinder body (401). There are multiple groups of sieving holes (403), and the multiple groups of sieving holes (403) penetrate through the cylinder body (401).

7. A pyrite impurity removal and screening device according to claim 1, characterized in that: Support legs (5) are provided at the lower end of the workbench (1). There are multiple groups of support legs (5), and the multiple groups of support legs (5) are evenly distributed at the lower end corners of the workbench (1). An impurity box (6) is correspondingly provided at the lower end of the impurity leakage port (101).

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