Efficient magnetic separation system

Abstract

The utility model relates to an efficient magnetic separation system, which belongs to the field of mineral resources and environmental protection, and comprises an isolation chamber and a magnetic separation mechanism arranged in the isolation chamber, and the magnetic separation mechanism comprises a magnetic separation conveying belt I, a magnetic separation conveying belt II and a magnetic separation conveying belt III; each of the magnetic separation conveying belt I and the magnetic separation conveying belt II comprises a to-be-selected conveying belt wheel and a magnetic separation conveying belt positioned above the to-be-selected conveying belt wheel; the novel screening machine is provided, the internal structure is simplified, and faults are avoided.

Description

Technical Field

[0001] The utility model relates to a high-efficiency magnetic separation system, belonging to the fields of mineral resources and environmental protection. Background Art

[0002] As an important physical separation equipment, magnetic separator originated in the 1950s, when it was mainly used in iron ore production. With the advancement of science and technology and the growth of industrial production demand, magnetic separators began to develop in multiple fields, such as mining, metallurgy, chemical industry, etc.; especially since the 21st century, the technology of magnetic separators has been further improved, such as the application of high-performance materials, new magnets, etc., which greatly improves the separation accuracy and efficiency of magnetic separators.

[0003] According to the artificial rutile preparation ore magnetic separation and grading system disclosed in Chinese invention patent CN116833146A, the present invention relates to the technical field of magnetic separation devices, in particular to an artificial rutile preparation ore magnetic separation and grading system, in view of the poor drying effect of the rutile preparation ore magnetic separation device in the prior art and the inconvenient removal of soil in the ore, the following scheme is proposed, which includes: a sorting mechanism, which includes a sorting box, a primary magnetic separation component and a secondary magnetic separation component installed in the sorting box, and the magnetic force of the primary magnetic separation component is less than the magnetic force of the secondary magnetic separation, the crushing component is installed on the top of the crushing box, and the conveyor belt 1 for conveying the crushed ore to the primary magnetic separation component and the conveyor belt 2 for conveying the ore after the primary magnetic separation component is selected to the secondary magnetic separation component are installed inside the sorting box; the present invention can not only conveniently clean the soil on the surface of the ore, but also dry the moisture in the crushed ore, and can also quickly and efficiently grade and sort the ore, reducing the difficulty of operation and improving the work efficiency.

[0004] The prior art has a complex structure, and during the basic screening process, it is inconvenient to repair after a failure occurs. In addition, during use, too many structures are transported, resulting in a higher failure rate. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a new screening machine with a simplified internal structure to avoid the occurrence of faults.

[0006] The utility model discloses a high-efficiency magnetic separation system, comprising an isolation chamber, wherein the isolation chamber is provided with a magnetic separation mechanism, and the magnetic separation mechanism comprises a magnetic separation conveyor belt group I, a magnetic separation conveyor belt group II and a magnetic separation conveyor belt group III;

[0007] The magnetic separation conveyor belt group I comprises a conveyor belt wheel I and a magnetic separation conveyor belt I;

[0008] The magnetic separation conveyor belt group II includes a conveyor belt wheel II and a magnetic separation conveyor belt II;

[0009] A feed port is provided at the top of the isolation chamber near the head end of the magnetic separation conveyor belt group I;

[0010] The end of the magnetic separation conveyor belt group I extends into one end of the isolation chamber, and also includes a second screen conveyor belt, one end of the second screen conveyor belt extends into the other end of the isolation chamber, and the end of the magnetic separation conveyor belt III is located below the end of the second screen conveyor belt;

[0011] A discharge port is provided at the bottom of the isolation chamber near the end of the magnetic separation conveyor belt group III.

[0012] By setting up an isolation chamber, the system can effectively prevent the splashing and scattering of magnetic materials during the magnetic separation process;

[0013] The design of the magnetic separation mechanism enables the material to undergo multiple magnetic separations, thus improving the separation accuracy and purification effect of magnetic materials;

[0014] The magnetic separation conveyor belt group I is used for the preliminary transportation and screening of the materials to be screened entering the isolation chamber, the magnetic separation conveyor belt I is used for the transportation of the materials to be screened falling thereon, and the conveyor belt wheel I is used for providing the power for the transportation of the magnetic separation conveyor belt I;

[0015] The positional relationship between the magnetic separation conveyor belt group II and the magnetic separation conveyor belt group I can ensure that the first screening material of the magnetic separation conveyor belt group I accurately enters the magnetic separation conveyor belt group II, so as to carry out the second screening;

[0016] The second screen conveyor belt is used to transport materials that have been screened for the second time in other equipment, thereby mixing the materials screened by the magnetic separation conveyor belt group I and the magnetic separation conveyor belt group II;

[0017] The position correspondence between the second screen conveyor belt and the magnetic separation conveyor belt III avoids repeated screening of secondary materials entering later;

[0018] A feed port is provided at the top of the isolation chamber near the head end of the magnetic separation conveyor belt group I, and the feed port is used for external substances to be inspected to enter the isolation chamber;

[0019] A discharge port is provided at the bottom of the isolation chamber near the end of the magnetic separation conveyor belt III, and the discharge port is used to discharge the screened material out of the isolation chamber.

[0020] Furthermore, the isolation chamber includes a transport chamber and a screening chamber.

[0021] Magnetic separation conveyor belt I and magnetic separation conveyor belt group I are located in the conveying chamber; magnetic separation conveyor belt III is located in the screening chamber; magnetic separation conveyor belt II and magnetic separation conveyor belt group II are located at the connecting part between the conveying chamber and the screening chamber.

[0022] The conveying chamber is used to lay out the magnetic separation conveyor belt group I and part of the magnetic separation conveyor belt group II to prevent the dust after the first screening from spreading outside the isolation chamber; the screening chamber is used to lay out part of the magnetic separation conveyor belt group II, the second screen conveyor belt and the magnetic separation conveyor belt III to prevent the dust after the second screening from spreading outside the isolation chamber.

[0023] Furthermore, a symmetrically arranged crushing roller is provided in the feed port, at least twenty crushing teeth are provided on the surface of the crushing roller, and a guide cone is provided on the top of the crushing teeth.

[0024] The crushing teeth on the surface of the crushing roller are used to crush larger particles of the material to be screened, thereby ensuring the subsequent screening effect, and the guide cone is used to allow the material to be screened to enter the isolation chamber.

[0025] Furthermore, an electromagnet is provided in the isolation chamber, and the electromagnet is close to the top of the magnetic separation conveyor belt II.

[0026] The electromagnet is used to adsorb and retain the iron minerals of the material to be screened, and other materials enter the magnetic separation conveyor belt II and magnetic separation conveyor belt group II for the second screening.

[0027] Furthermore, the magnetic separation conveyor belt group III includes a magnetic separation conveyor belt III and a conveyor belt wheel III. The surface of the magnetic separation conveyor belt III is connected to a plurality of recovery steps, and the recovery steps are triangular in shape.

[0028] The magnetic separation conveyor belt III is used for transporting the materials after the second screening, and the triangular recovery step is used for blocking and separating the materials after the second screening. Meanwhile, the hypotenuse of the triangular recovery step is used for guiding the materials after the second screening.

[0029] Furthermore, a permanent magnet is provided in the isolation chamber;

[0030] The second screen conveyor belt includes a to-be-screened conveyor belt and a second screen conveyor belt wheel, and the permanent magnet is close to the bottom of the second screen conveyor belt.

[0031] The conveyor belt to be screened is used to carry the materials that have been screened for the first time externally, and the materials are screened for the second time on the conveyor belt to be screened.

[0032] Compared with the prior art, the beneficial effects of the utility model are:

[0033] The utility model discloses a high-efficiency magnetic separation system. By setting an isolation chamber, the system can effectively prevent the splashing and scattering of magnetic materials during the magnetic separation process; the design of the magnetic separation mechanism enables the material to undergo multiple magnetic separations, thereby improving the separation accuracy and purification effect of the magnetic material; the magnetic separation conveyor belt I is used for the preliminary transportation and screening of the crushed materials to be screened entering the isolation chamber, the magnetic separation conveyor belt I is used for the transportation of the materials to be screened falling thereon, and the conveyor belt wheel I is used for providing the power for the transportation of the magnetic separation conveyor belt I; the positional relationship between the magnetic separation conveyor belt II and the magnetic separation conveyor belt I can ensure that the first screened materials of the magnetic separation conveyor belt I accurately enter the magnetic separation conveyor belt II, Thus, a second screening is carried out; the second screen conveyor belt is used to transport materials that have been screened for the second time in other equipment, thereby mixing the materials screened by magnetic separation conveyor belts I and II; the position correspondence between the second screen conveyor belt and magnetic separation conveyor belt III avoids repeated screening of secondary materials entering later; a feed port is provided on the top of the isolation chamber near the head end of magnetic separation conveyor belt I, and the feed port is used for external materials to be inspected to enter the isolation chamber; a discharge port is provided at the bottom of the isolation chamber near the end of magnetic separation conveyor belt III, and the discharge port is used to discharge the screened materials out of the isolation chamber; a new screening machine is provided to streamline the internal structure and avoid the occurrence of malfunctions. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a structural schematic diagram of an embodiment of the utility model;

[0035] In the figure: 1, isolation chamber; 2, magnetic separation mechanism; 3, second screen conveyor belt; 4, feed port; 5, discharge port; 6, crushing roller; 7, guide cone port;

[0036] 11. Conveying chamber; 12. Screening chamber;

[0037] 21. Magnetic separation conveyor belt group I; 22. Magnetic separation conveyor belt group II; 23. Magnetic separation conveyor belt group III;

[0038] 211. conveyor belt wheel Ⅰ; 212. magnetic separation conveyor belt Ⅰ; 213. electromagnet Ⅰ;

[0039] 221, conveyor belt wheel Ⅱ; 222, magnetic separation conveyor belt Ⅱ; 223, electromagnet Ⅱ;

[0040] 231. Magnetic separation conveyor belt III; 232. Conveyor belt wheel III; 233. Recovery step; 234. Electromagnet III;

[0041] 31. Conveyor belt for the screen; 32. Conveyor belt wheel for the second screen; 33. Permanent magnet;

[0042] 61. Crushing teeth. DETAILED DESCRIPTION

[0043] Example 1

[0044] like Figure 1 As shown, a high-efficiency magnetic separation system of the utility model comprises an isolation chamber 1, wherein the isolation chamber 1 is provided with a magnetic separation mechanism 2, and the magnetic separation mechanism 2 comprises a magnetic separation conveyor belt group I 21, a magnetic separation conveyor belt group II 22 and a magnetic separation conveyor belt group III 23;

[0045] The magnetic separation conveyor belt group Ⅰ21 includes a conveyor belt wheel Ⅰ211 and a magnetic separation conveyor belt Ⅰ212;

[0046] The magnetic separation conveyor belt group II 22 includes a conveyor belt wheel II 221 and a magnetic separation conveyor belt II 222;

[0047] A feed port 4 is provided at the top of the isolation chamber 1 near the head end of the magnetic separation conveyor belt group Ⅰ 21;

[0048] The end of the magnetic separation conveyor belt group I 21 extends into one end of the isolation chamber 1, and also includes a second screen conveyor belt 3, one end of the second screen conveyor belt 3 extends into the other end of the isolation chamber 1, and the end of the magnetic separation conveyor belt III 231 is located below the end of the second screen conveyor belt 3;

[0049] A discharge port 5 is provided at the bottom of the isolation chamber 1 near the end of the magnetic separation conveyor belt group III 23 .

[0050] By setting up the isolation chamber 1, the system can effectively prevent the splashing and scattering of magnetic materials during the magnetic separation process;

[0051] The design of the magnetic separation mechanism 2 enables the material to undergo multiple magnetic separations, thereby improving the separation accuracy and purification effect of the magnetic material;

[0052] The magnetic separation conveyor belt group I21 is used for the preliminary transportation and screening of the materials to be screened entering the isolation chamber 1, the magnetic separation conveyor belt I212 is used for the transportation of the materials to be screened falling thereon, and the conveyor belt wheel I211 is used for providing the power for the transportation of the magnetic separation conveyor belt I212;

[0053] The positional relationship between the magnetic separation conveyor belt group II 22 and the magnetic separation conveyor belt group I 21 can ensure that the first screening material of the magnetic separation conveyor belt group I 21 accurately enters the magnetic separation conveyor belt group II 22, so as to perform the second screening;

[0054] The second screen conveyor belt 3 is used to transport materials that have been screened for the second time in other equipment, so as to mix the materials screened by the magnetic separation conveyor belt group I 21 and the magnetic separation conveyor belt group II 22;

[0055] The position correspondence between the second screen conveyor belt 3 and the magnetic separation conveyor belt III 231 avoids repeated screening of the secondary materials entering later;

[0056] A feed port 4 is provided at the top of the isolation chamber 1 near the head end of the magnetic separation conveyor belt group Ⅰ 21, and the feed port 4 is used for external substances to be tested to enter the isolation chamber 1;

[0057] A discharge port 5 is provided at the bottom of the isolation chamber 1 near the end of the magnetic separation conveyor belt III 231 , and the discharge port 5 is used to discharge the screened material out of the isolation chamber 1 .

[0058] like Figure 1 As shown, as an optimization, the isolation chamber 1 includes a transport chamber 11 and a screening chamber 12.

[0059] Magnetic separation conveyor belt I 212 and magnetic separation conveyor belt group I 21 are located in the conveying chamber 11 ; magnetic separation conveyor belt III 231 is located in the screening chamber 12 ; magnetic separation conveyor belt group II 22 is located at the connection point between the conveying chamber 11 and the screening chamber 12 .

[0060] The conveying chamber 11 is used to place the magnetic separation conveyor belt group I 21 and part of the magnetic separation conveyor belt group II 22 to prevent the dust after the first screening from spreading outside the isolation chamber 1; the screening chamber 12 is used to place part of the magnetic separation conveyor belt group II 22, the second screen conveyor belt 3 and the magnetic separation conveyor belt III 231 to prevent the dust after the second screening from spreading outside the isolation chamber 1.

[0061] like Figure 1 As shown, as an optimization, a symmetrically arranged crushing roller 6 is provided in the feed port 4 , at least twenty crushing teeth 61 are provided on the surface of the crushing roller 6 , and a guide cone 7 is provided on the top of the crushing teeth 61 .

[0062] The crushing teeth 61 on the surface of the crushing roller 6 are used to crush larger particles of the material to be screened, so as to ensure the subsequent screening effect, and the guide cone 7 is used for the material to be screened to enter the isolation chamber 1.

[0063] like Figure 1 As shown, as an optimization, an electromagnet 223 is provided in the isolation chamber 1, and the electromagnet 223 is close to the top of the magnetic separation conveyor belt II 222.

[0064] The electromagnet 223 is used to adsorb and retain the iron minerals of the material to be screened, and other materials enter the magnetic separation conveyor belt II 222 and the magnetic separation conveyor belt group II 22 for the second screening.

[0065] like Figure 1 As shown, as an optimization, the magnetic separation conveyor belt group III23 includes a magnetic separation conveyor belt III231 and a conveyor belt wheel III232. The surface of the magnetic separation conveyor belt III231 is connected to a plurality of recovery steps 233, and the recovery steps 233 are triangular.

[0066] The magnetic separation conveyor belt III 231 is used for transporting the materials after the second screening, and the triangular recovery step 233 is used for blocking and separating the materials after the second screening. Meanwhile, the hypotenuse of the triangular recovery step 233 is used for guiding the materials after the second screening.

[0067] like Figure 1 As shown, as an optimization, a permanent magnet 33 is further provided in the isolation chamber 1;

[0068] The second mesh conveyor belt 3 comprises a mesh conveyor belt 31 to be screened and a second mesh conveyor belt 3 wheel, and the permanent magnet 33 is close to the bottom of the second mesh conveyor belt 3 .

[0069] The to-be-screened conveyor belt 31 is used to carry materials that have undergone a first screening externally, and to carry out a second screening on the to-be-screened conveyor belt 31 .

[0070] Working process or working principle:

[0071] The material to be screened passes through the crushing roller 6 and the crushing teeth 61 on the surface, and the large particles of the material to be screened are crushed into small particles of the material to be screened. The small particles of the material to be screened enter the magnetic separation conveyor belt group I21 through the guide cone 7 for transportation. After transportation, the material enters the magnetic separation conveyor belt group II2 for the first screening through the electromagnet 223. The screened material enters the magnetic separation conveyor belt III231 for the second screening. The screened material is mixed with the material screened by the permanent magnet 33 in the second screen conveyor belt 3, and the mixed material is discharged through the discharge port 5.

[0072] The description of the direction and relative position relationship of the structure in the present invention, such as the description of front, back, left, right, up, and down, does not constitute a limitation of the present invention, but is only for the convenience of description.

Claims

1. A high-efficiency magnetic separation system, characterized in that: The invention comprises an isolation chamber (1), wherein the isolation chamber (1) is provided with a magnetic separation mechanism (2), wherein the magnetic separation mechanism (2) comprises a magnetic separation conveyor belt group I (21), a magnetic separation conveyor belt group II (22) and a magnetic separation conveyor belt group III (23); A feed port (4) is provided at the top of the isolation chamber (1) near the head end of the magnetic separation conveyor belt group I (21); The end of the magnetic separation conveyor belt group I (21) extends into one end of the isolation chamber (1), and further comprises a second screen conveyor belt (3), one end of the second screen conveyor belt (3) extends into the other end of the isolation chamber (1), and the end of the magnetic separation conveyor belt III (23) is located below the end of the second screen conveyor belt (3); A discharge port (5) is provided at the bottom of the isolation chamber (1) near the end of the magnetic separation conveyor belt group III (23).

2. The high-efficiency magnetic separation system according to claim 1, characterized in that: The isolation chamber (1) comprises a conveying chamber (11) and a screening chamber (12), and the magnetic separation conveyor belt group I (21) is located in the conveying chamber (11); The magnetic separation conveyor belt group III (23) is located in the screening chamber (12); The magnetic separation conveyor belt group II (22) is located at the connection point between the conveying chamber (11) and the screening chamber (12).

3. The high-efficiency magnetic separation system according to claim 2, characterized in that: Symmetrically arranged crushing rollers (6) are provided in the feed port (4), at least twenty crushing teeth (61) are provided on the surface of the crushing rollers (6), and guide cones (7) are provided on the tops of the crushing teeth (61).

4. The high-efficiency magnetic separation system according to claim 3, characterized in that: An electromagnet (223) is arranged in the isolation chamber (1), and the electromagnet (223) is close to the top of the magnetic separation conveyor belt II (222).

5. The high-efficiency magnetic separation system according to any one of claims 1 to 4, characterized in that: The magnetic separation conveyor belt group III (23) comprises a magnetic separation conveyor belt III (231) and a conveyor belt wheel III (232). The surface of the magnetic separation conveyor belt III (231) is connected to a plurality of recovery steps (233), and the recovery steps (233) are triangular in shape.

6. The high-efficiency magnetic separation system according to claim 5, characterized in that: A permanent magnet (33) is also provided in the isolation chamber (1); The second screen conveyor belt (3) comprises a screen conveyor belt (31) and a second screen conveyor belt wheel (32), and the permanent magnet (33) is close to the bottom of the second screen conveyor belt (3).

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