Permanent magnet drum type magnetic separator

Abstract

The utility model relates to the technical field of magnetic separators, and discloses a permanent magnet drum type magnetic separator, which is characterized in that a frame is arranged in a placement frame, a magnetic separation drum is arranged in the placement frame, a water inlet pipe is fixedly mounted on the front surface of the frame, an overflow hole is formed in the frame, an adjusting mechanism is arranged at the top of the placement frame, and the magnetic separation drum is arranged in the magnetic separation drum. Two arc blocks A rotate to change the size of a feeding port, the situation that due to excessive feeding, the materials are too thick, magnetic mineral aggregates cannot be adsorbed through a magnetic separation cylinder is avoided, an ejector rod makes contact with a partition plate A, the partition plate A is driven to shake, and the magnetic separation efficiency is improved. Due to the fact that the end, close to the tailing pipe, of the partition plate A is lower than the end, away from the tailing pipe, of the partition plate A, tailings on the partition plate A can be driven to be discharged from the tailing pipe, concentrate attached to the outer portion of the magnetic separation cylinder is scraped off under scraping of the scraper, the scraper makes contact with the outer portion of the magnetic separation cylinder all the time through the spring B, and scraping is more thorough.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetic separators, in particular to a permanent magnet drum type magnetic separator. Background Art

[0002] Magnetic separator is a screening device for removing iron powder and other metals from powdery particles. It is suitable for magnetic separation of materials with smaller particle sizes such as magnetite, pyrrhotite, roasted ore, ilmenite, etc. It is also used for iron removal operations of materials such as coal, non-metallic minerals, and building materials. It is one of the most widely used and highly versatile machines in the industry.

[0003] According to the description of a permanent magnetic drum magnetic separator disclosed in the patent network (authorization announcement number: CN 218531304 U), "The present application discloses a permanent magnetic drum magnetic separator, which relates to the technical field of magnetic separators, including a frame, the inner wall of the frame is rotatably connected to a magnetic separation cylinder, a motor is arranged on the side of the frame, the rotating shaft of the motor is fixedly connected to one end of the magnetic separation cylinder, the top surface of the frame is fixedly connected to a feed pipe, the inner wall of the frame is arranged with a partition plate, the bottom surface of the frame is fixedly plugged with a tailing pipe, the upper end of the tailing pipe is fixedly plugged with the side of the partition plate, the left side of the frame is fixedly plugged with a fine material pipe, and the side of the frame is movably plugged with a plug rod. The present application facilitates the conversion of the sliding friction between the scraper and the magnetic separation cylinder into rolling friction through the ball bearing, thereby reducing the wear speed of the scraper, and further facilitating the increase of the service life of the scraper, and the spring pulls the plug rod to move and causes the scraper to always fit with the magnetic separation cylinder, thereby facilitating the scraping of the mineral material on the magnetic separation cylinder."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the utility model converts the sliding friction between the scraper and the magnetic separation cylinder into rolling friction by arranging the ball bearings, thereby reducing the wear rate of the scraper and further increasing the service life of the scraper. The spring pulls the rod to move and causes the scraper to always fit the magnetic separation cylinder, thereby facilitating the scraping of the mineral material on the magnetic separation cylinder. However, excessive feed may lead to the problem that the accumulated material is too thick and the magnetic mineral material cannot be adsorbed by the magnetic separation cylinder. Secondly, the tailings pipe is in a corner of the partition plate, and the tailings entering the partition plate are in a random position, which may cause some tailings to be unable to be discharged and accumulate inside the partition plate, causing inconvenience in use. Therefore, it is necessary to improve a permanent magnetic drum magnetic separator to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a permanent magnet drum type magnetic separator to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a permanent magnet drum magnetic separator, comprising a mounting frame, a frame is arranged inside the mounting frame, a magnetic separation cylinder is arranged inside the mounting frame, a water inlet pipe is fixedly installed on the front side of the frame, a tailing pipe is arranged inside the frame, an overflow hole is arranged inside the frame, an adjustment mechanism is arranged on the top of the mounting frame, and a scraping mechanism is arranged outside the mounting frame.

[0008] The regulating mechanism comprises a feeding assembly and a knocking assembly, wherein the feeding assembly is arranged on the top of the placement frame, and the knocking assembly is arranged inside the frame.

[0009] Preferably, the feed assembly includes a feed box, which is fixedly mounted on the top of the mounting frame, and has two arc blocks A rotatably mounted inside the feed box, a rotating block is fixedly mounted on the front of the arc block A, a first motor is fixedly mounted on the front of the feed box, a gear is fixedly mounted on the output end of the first motor, two racks are slidably mounted inside the feed box, and a slider is rotatably mounted outside the rack, so that the rotation of the two rotating blocks drives the two arc blocks A to rotate, so that the size of the feed port can be changed, and can be adjusted according to the amount inside the frame.

[0010] Preferably, the slider is slidably installed inside the rotating block, a groove is opened inside the feed box, the feed box is fixedly installed on the top of the frame, the gear is meshed with the rack, and drives the slider to be slidably installed inside the rotating block, so that the rotation of the two rotating blocks drives the two arc blocks A to rotate.

[0011] Preferably, the knocking assembly includes a partition plate A, which is fixedly installed on the bottom of the feed box, a fixing frame is fixedly installed on the outside of the placement frame, an arc block B is fixedly installed on the outside of the fixing frame, a second motor is fixedly installed on the front of the fixing frame, a rotating rod is fixedly installed on the output end of the second motor, an arc-shaped rotating rod is rotatably installed on the outside of the rotating rod, a protrusion is rotatably installed on the inside of the arc-shaped rotating rod, a push rod is fixedly installed on the top of the protrusion, and a spring A is fixedly installed on the top of the protrusion, so that the push rod can rebound under its action to complete reciprocating impact.

[0012] Preferably, the end of the spring A away from the protrusion is fixedly mounted on the frame, the arc-shaped rotating rod is movably mounted on the outside of the arc block B, through holes are opened at corresponding positions of the partition plate A and the tail pipe, the end of the partition plate A close to the tail pipe is lower than the end away from the tail pipe, the push rod is slidably mounted inside the frame, and the top of the push rod is in contact with the partition plate A, driving the partition plate A to vibrate.

[0013] Preferably, the scraping mechanism includes a partition plate B, which is fixedly installed on the left side of the frame, an inclined slide is fixedly installed inside the partition plate B, a horizontal column is fixedly installed on the top of the mounting frame, a sliding column is slidably installed inside the horizontal column, a scraper is fixedly installed on the right end of the sliding column, a spring B is fixedly installed outside the sliding column, and a fine material collection box is provided inside the mounting frame to collect the fine material.

[0014] Preferably, one end of the spring B away from the slide column is fixedly mounted on the cross column, and the scraper is in contact with the outside of the magnetic separation cylinder, and the fine material adhering to the outside of the magnetic separation cylinder is scraped off by the scraper.

[0015] Compared with the prior art, the utility model provides a permanent magnetic drum type magnetic separator, which has the following beneficial effects:

[0016] 1. The permanent magnetic drum magnetic separator, the gear rotates and meshes with the rack, driving the slider to slide inside the rotating block, so that the two arc blocks A rotate, so that the size of the feed port can be changed, avoiding the problem of too thick material and magnetic ore unable to be adsorbed by the magnetic separation cylinder due to excessive feed. The top rod contacts the partition plate A, driving the partition plate A to shake, because the end of the partition plate A close to the tailing pipe is lower than the end away from the tailing pipe, so the tailings on the partition plate A can be discharged from the tailing pipe.

[0017] 2. In this permanent magnetic drum separator, the fine material that has been magnetically separated by the magnetic separation cylinder falls to the outside of the inclined slide, and then falls into the fine material collection box for collection. The fine material adhering to the outside of the magnetic separation cylinder is scraped off by the scraper. The spring B gives the sliding column a rightward pulling force, so that the scraper is always in contact with the outside of the magnetic separation cylinder, and the scraping is cleaner. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the feed assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the striking component of the utility model;

[0023] Figure 5 It is a schematic diagram of the scraping mechanism structure of the utility model.

[0024] In the figure: 1. mounting frame; 2. frame; 3. magnetic separation cylinder; 4. water inlet pipe; 5. tailing pipe; 6. overflow hole; 7. adjusting mechanism; 71. feeding assembly; 711. feeding box; 712. arc block A; 713. rotating block; 714. first motor; 715. gear; 716. rack; 717. slider; 72. knocking assembly; 721. partition plate A; 722. fixing frame; 723. arc block B; 724. second motor; 725. rotating rod; 726. arc rotating rod; 727. protrusion; 728. push rod; 729. spring A; 8. scraping mechanism; 81. partition plate B; 82. inclined slide; 83. horizontal column; 84. sliding column; 85. scraper; 86. spring B; 87. fine material collecting box. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] See also Figure 1-4 The utility model provides a technical solution: a permanent magnetic drum magnetic separator, comprising a mounting frame 1, a frame 2 is arranged inside the mounting frame 1, a magnetic separation cylinder 3 is arranged inside the mounting frame 1, a water inlet pipe 4 is fixedly installed on the front of the frame 2, a tailing pipe 5 is arranged inside the frame 2, an overflow hole 6 is arranged inside the frame 2, an adjusting mechanism 7 is arranged on the top of the mounting frame 1, and a scraping mechanism 8 is arranged outside the mounting frame 1.

[0029] The adjusting mechanism 7 includes a feeding assembly 71 and a knocking assembly 72 . The feeding assembly 71 is arranged on the top of the placement frame 1 , and the knocking assembly 72 is arranged inside the frame 2 .

[0030] Furthermore, the feed assembly 71 includes a feed box 711, which is fixedly mounted on the top of the mounting frame 1. Two arc blocks A712 are rotatably mounted inside the feed box 711, a rotating block 713 is fixedly mounted on the front of the arc block A712, a first motor 714 is fixedly mounted on the front of the feed box 711, a gear 715 is fixedly mounted on the output end of the first motor 714, two racks 716 are slidably mounted inside the feed box 711, and a slider 717 is rotatably mounted outside the rack 716, so that the two rotating blocks 713 rotate and drive the two arc blocks A712 to rotate, so that the size of the feed port can be changed, which can be adjusted according to the amount inside the frame 2.

[0031] Furthermore, the slider 717 is slidably installed inside the rotating block 713, a groove is opened inside the feed box 711, the feed box 711 is fixedly installed on the top of the frame 2, the gear 715 is engaged with the rack 716, driving the slider 717 to be slidably installed inside the rotating block 713, so that the rotation of the two rotating blocks 713 drives the two arc blocks A712 to rotate.

[0032] Furthermore, the knocking assembly 72 includes a partition plate A721, which is fixedly installed at the bottom of the feed box 711, a fixed frame 722 is fixedly installed on the outside of the placement frame 1, an arc block B723 is fixedly installed on the outside of the fixed frame 722, a second motor 724 is fixedly installed on the front of the fixed frame 722, a rotating rod 725 is fixedly installed on the output end of the second motor 724, an arc-shaped rotating rod 726 is rotatably installed on the outside of the rotating rod 725, a protrusion 727 is rotatably installed on the inside of the arc-shaped rotating rod 726, a push rod 728 is fixedly installed on the top of the protrusion 727, and a spring A729 is fixedly installed on the top of the protrusion 727, so that the push rod 728 can rebound under its action to complete the reciprocating impact.

[0033] Furthermore, one end of the spring A729 away from the protrusion 727 is fixedly mounted on the frame 2, the arc-shaped rotating rod 726 is movably mounted on the outside of the arc block B723, through holes are opened at corresponding positions of the partition plate A721 and the tail pipe 5, the end of the partition plate A721 close to the tail pipe 5 is lower than the end away from the tail pipe 5, the push rod 728 is slidably mounted inside the frame 2, and the top of the push rod 728 is in contact with the partition plate A721, causing the partition plate A721 to vibrate.

[0034] Embodiment two:

[0035] See also Figure 5, and combined with Example 1, it is further obtained that the scraping mechanism 8 includes a partition plate B81, the partition plate B81 is fixedly installed on the left side of the frame 2, the partition plate B81 is fixedly installed with an inclined slide 82 inside, the top of the placement frame 1 is fixedly installed with a horizontal column 83, the inside of the horizontal column 83 is slidably installed with a sliding column 84, the right end of the sliding column 84 is fixedly installed with a scraper 85, the outside of the sliding column 84 is fixedly installed with a spring B86, and the inside of the placement frame 1 is provided with a fine material collection box 87 to collect the fine material.

[0036] Furthermore, one end of the spring B86 away from the slide column 84 is fixedly installed on the cross column 83, and the scraper 85 is in contact with the outside of the magnetic separation cylinder 3, and the fine material adhering to the outside of the magnetic separation cylinder 3 is scraped off by the scraper 85.

[0037] In actual operation, when the device is used, the first motor 714 is started to rotate the gear 715 to mesh with the rack 716, driving the slider 717 to slide inside the rotating block 713, so that the two rotating blocks 713 rotate to drive the two arc blocks A712 to rotate, so that the size of the feed port can be changed, which can be adjusted according to the amount inside the frame 2, avoiding the problem that the material is too thick and the magnetic mineral material cannot be adsorbed by the magnetic separation cylinder 3 due to excessive feeding. When the material is too large and blocked, the distance between the two arc blocks A712 can also be adjusted to make the material fall, and the second motor 724 is started to drive the rotating rod 725 to rotate, so that the arc rotating rod 726 installed on the arc block B72 can be rotated. 3, driving the push rod 728 to slide and be installed inside the frame 2, so that the push rod 728 contacts the partition plate A721, driving the partition plate A721 to shake. Because the end of the partition plate A721 close to the tailing pipe 5 is lower than the end away from the tailing pipe 5, the tailings on the partition plate A721 can be discharged from the tailing pipe 5. The refined materials magnetically separated by the magnetic separation cylinder 3 fall to the outside of the inclined slide 82, and then fall into the inside of the refined material collecting box 87 for collection. The refined materials adhering to the outside of the magnetic separation cylinder 3 are scraped off by the scraper 85. The spring B86 gives the sliding column 84 a rightward pulling force, so that the scraper 85 is always in contact with the outside of the magnetic separation cylinder 3, and the scraping is cleaner.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A permanent magnetic drum type magnetic separator, comprising a mounting frame (1), characterized in that: The mounting frame (1) is provided with a frame (2) inside, a magnetic separation cylinder (3) inside the mounting frame (1), a water inlet pipe (4) is fixedly installed on the front of the frame (2), a tailing pipe (5) is provided inside the frame (2), a water overflow hole (6) is provided inside the frame (2), an adjustment mechanism (7) is provided on the top of the mounting frame (1), and a scraping mechanism (8) is provided outside the mounting frame (1); The regulating mechanism (7) comprises a feeding assembly (71) and a knocking assembly (72), wherein the feeding assembly (71) is arranged on the top of the mounting frame (1), and the knocking assembly (72) is arranged inside the frame (2); The feed assembly (71) comprises a feed box (711), wherein the feed box (711) is fixedly mounted on the top of the mounting frame (1), two arc blocks A (712) are rotatably mounted inside the feed box (711), a rotating block (713) is fixedly mounted on the front of the arc block A (712), a first motor (714) is fixedly mounted on the front of the feed box (711), a gear (715) is fixedly mounted on the output end of the first motor (714), two racks (716) are slidably mounted inside the feed box (711), and a slider (717) is rotatably mounted outside the racks (716).

2. A permanent magnetic drum magnetic separator according to claim 1, characterized in that: The slider (717) is slidably mounted inside the rotating block (713), a groove is provided inside the feed box (711), the feed box (711) is fixedly mounted on the top of the frame (2), and the gear (715) is meshed with the rack (716).

3. A permanent magnetic drum separator according to claim 1, characterized in that: The knocking assembly (72) includes a partition plate A (721), the partition plate A (721) is fixedly installed at the bottom of the feed box (711), a fixing frame (722) is fixedly installed on the outside of the placement frame (1), an arc block B (723) is fixedly installed on the outside of the fixing frame (722), a second motor (724) is fixedly installed on the front of the fixing frame (722), a rotating rod (725) is fixedly installed on the output end of the second motor (724), an arc rotating rod (726) is rotatably installed on the outside of the rotating rod (725), a protrusion (727) is rotatably installed on the inside of the arc rotating rod (726), a top rod (728) is fixedly installed on the top of the protrusion (727), and a spring A (729) is fixedly installed on the top of the protrusion (727).

4. A permanent magnetic drum type magnetic separator according to claim 3, characterized in that: The end of the spring A (729) away from the protrusion (727) is fixedly mounted on the frame (2), the arc-shaped rotating rod (726) is movably mounted on the outside of the arc block B (723), through holes are provided at corresponding positions of the partition plate A (721) and the tail material pipe (5), the end of the partition plate A (721) close to the tail material pipe (5) is lower than the end away from the tail material pipe (5), the push rod (728) is slidably mounted inside the frame (2), and the top of the push rod (728) is in contact with the partition plate A (721).

5. A permanent magnetic drum separator according to claim 1, characterized in that: The scraping mechanism (8) comprises a partition plate B (81), the partition plate B (81) is fixedly mounted on the left side of the frame (2), an inclined slideway (82) is fixedly mounted inside the partition plate B (81), a cross column (83) is fixedly mounted on the top of the placement frame (1), a sliding column (84) is slidably mounted inside the cross column (83), a scraper (85) is fixedly mounted on the right end of the sliding column (84), a spring B (86) is fixedly mounted outside the sliding column (84), and a fine material collection box (87) is arranged inside the placement frame (1).

6. A permanent magnetic drum type magnetic separator according to claim 5, characterized in that: One end of the spring B (86) away from the slide column (84) is fixedly mounted on the cross column (83), and the scraper (85) is in contact with the outside of the magnetic separation cylinder (3).

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