Permanent magnet roller with high safety performance

Abstract

The utility model belongs to the technical field of permanent magnet rollers, and particularly relates to a permanent magnet roller with high safety performance, which comprises a main body frame, the outer wall of the main body frame is fixedly connected with a working motor, the output end of the working motor is fixedly connected with a rotating roller, and a mounting shaft penetrates through the inner wall of the rotating roller. The mounting shaft is rotationally connected with the outer wall of the main body frame, the outer wall of the mounting shaft is fixedly connected with a permanent magnet frame, a scraping strip is arranged, a working spring drives a driving rod to rotate through self elasticity, the driving rod rotates to drive a pressing plate to rotate in parallel through a driven rod, and then the pressing plate drives the scraping strip to be tightly attached to the outer wall of the conveying belt; and the situation that the scraping strip cannot effectively scrape impurities due to abrasion in the using process is avoided, the scraping strip scrapes the attached impurities and scrapes the impurities into the cleaning groove in the material distributing groove in time, and the situation that the sorting efficiency of the permanent magnet roller is reduced due to the fact that a large number of impurities are attached to the surface of the conveying belt after long-time use is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to permanent magnet roller technical field especially relates to a permanent magnet roller with high safety performance. BACKGROUND

[0002] Permanent magnet roller, also known as magnetic pulley, has permanent magnet and electromagnetic, permanent magnet roller is widely used in timber industry, mining industry, kiln industry, chemistry, port, food and other scenes, and can be used for sorting operation of magnetic material.

[0003] For example, the patent with publication number CN216306553U discloses an integrated permanent magnet roller, which comprises a permanent magnet roller, a torque limiting mechanism and a backstop mechanism, a brake mechanism, a hydraulic system, a monitoring device and a brake torque monitoring device, characterized in that: the brake mechanism, the torque limiting mechanism and the backstop mechanism are directly connected with the permanent magnet roller to form an integrated compact structure; the torque limiting mechanism and the backstop mechanism are integrated into an integrated compact structure A, and the brake mechanism B is connected with the fixed shaft through a torque limiting outer tooth hollow shaft and an outer tooth hollow shaft to form an integrated compact structure.

[0004] The existing permanent magnet roller with high safety performance has the problem that when the conveying belt of the permanent magnet roller is used for a long time, a large amount of impurities will adhere to the surface of the conveying belt, which will fall into the material distribution groove when returning, resulting in a decrease in the sorting efficiency of the permanent magnet roller. SUMMARY

[0005] The utility model discloses a permanent magnet roller with high safety performance, which can avoid the problem that a large amount of impurities will adhere to the surface of the conveying belt when the conveying belt is used for a long time, thereby preventing the sorting efficiency of the permanent magnet roller from being reduced.

[0006] The utility model provides a high safety performance's permanent magnet cylinder, including main body frame, the outer wall fixed connection of main body frame has work motor, the output fixed connection of work motor has rotary drum, the inner wall of rotary drum penetrates and has installation shaft, the outer wall rotationally connected of installation shaft and main body frame, the outer wall fixed connection of installation shaft has permanent magnet frame, the outer wall mounting of permanent magnet frame has permanent magnet, the outer wall of rotary drum is provided with conveyer belt, the outer wall of conveyer belt is provided with with main body frame top fixed connection's protective cover, the inner wall fixed connection of main body frame has scraping frame, the outer wall mounting of scraping frame has work spring, the one end fixed connection of work spring has with the outer wall of scraping frame rotates and links the initiative pole, the top of initiative pole is connected and has the compression plate, the connecting portion of compression plate and scraping frame is connected and has driven link, the outer wall fixed connection of compression plate has with the outer wall of conveyer belt is pasted together and scrapes the strip, the bottom fixed connection of main body frame has distribution groove,

[0007] Adjusting assembly is located in the side wall of main body frame, and is used for adjusting the angle of permanent magnet frame.

[0008] Based on the above structure, the work spring drives the initiative pole to rotate through its elastic force, the initiative pole drives the compression plate to rotate in parallel through the driven link, and then the compression plate drives the scraping strip to tightly adhere to the outer wall of the conveyer belt, avoiding the wear of the scraping strip during use, which causes the scraping strip to be unable to effectively remove impurities. The scraping strip removes the attached impurities and timely removes the impurities to the cleaning groove in the distribution groove, avoiding the surface of the conveyer belt from attaching a large amount of impurities after long-time use, which causes the separation efficiency of the permanent magnet cylinder to decrease.

[0009] Preferably, the cross section of the permanent magnet frame is semicircular, the permanent magnets are evenly distributed along the outer wall of the permanent magnet frame, and the protective cover is arc-shaped. In this embodiment, the arc-shaped protective cover is arranged to improve the safety performance of the permanent magnet cylinder, avoid collision of the permanent magnet cylinder, and prevent dust during separation of the magnetic material.

[0010] Preferably, the initiative pole and the driven link are parallel and equal. In this embodiment, the initiative pole drives the compression plate to rotate in parallel through the driven link, and then the compression plate drives the scraping strip to tightly adhere to the outer wall of the conveyer belt, avoiding the wear of the scraping strip during use, which causes the scraping strip to be unable to effectively remove impurities.

[0011] Preferably, the cross section of the scraping strip is "L"-shaped. In this embodiment, the "L"-shaped scraping strip is arranged to quickly remove impurities.

[0012] Preferably, the distribution chute is provided with three groups, and the three groups of the distribution chute are non-magnetic slots, magnetic slots and cleaning slots respectively.

[0013] Preferably, the adjusting assembly comprises:

[0014] The adjusting screw is provided with a sliding block in threaded connection with the outer wall of the adjusting screw, and the top end of the sliding block is fixedly connected with a hole plate, and the outer wall of the hole plate is movably connected with a connecting plate fixedly connected with one end of the mounting shaft.

[0015] Preferably, the rotating center of the connecting plate coincides with the central axis of the mounting shaft, and the mounting shaft drives the permanent magnets on the outer wall of the permanent magnet frame to rotate synchronously, thereby realizing the quick adjustment operation of the angle of the permanent magnets.

[0016] The utility model discloses the beneficial effects are:

[0017] 1. The permanent magnet roller with high safety performance, by setting up the connecting plate, the staff rotates the adjusting screw, and the adjusting screw drives the hole plate to slide through the sliding block, and the hole plate drives the mounting shaft to rotate through the connecting plate, and the mounting shaft drives the permanent magnets on the outer wall of the permanent magnet frame to rotate synchronously, thereby realizing the quick adjustment operation of the angle of the permanent magnets.

[0018] 2. The permanent magnet roller with high safety performance, by setting up the scraping strip, the working spring drives the driving rod to rotate through the elastic force, and the driving rod drives the pressing plate to rotate in parallel through the driven rod, and the pressing plate drives the scraping strip to be closely attached to the outer wall of the conveying belt, avoids the abrasion of the scraping strip during use, causes the scraping strip to be unable to effectively scrape the impurities, and the scraping strip scrapes the adhered impurities and timely scrapes the impurities into the cleaning slot in the distribution chute. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole first visual angle structure schematic diagram of the utility model.

[0020] Figure 2 It is the whole second visual angle structure schematic diagram of the utility model.

[0021] Figure 3 It is the rotating drum section structure schematic view of the utility model.

[0022] Figure 4 It is the scraping strip connecting structure schematic view of the utility model.

[0023] The marks in the figure indicate that:

[0024] 1, main body frame;2, working motor;3, rotating drum;4, mounting shaft;5, permanent magnet frame;6, permanent magnet;7, conveying belt;8, protective cover;9, scraping frame;10, working spring;11, driving rod;12, pressing plate;13, driven rod;14, scraping strip;15, distribution chute;16, adjusting screw;17, sliding block;18, hole plate;19, connecting plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings Figure 1 - Figure 4 The application is further described in detail.

[0026] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0027] The embodiment of the application discloses a permanent magnet roller with high safety performance, which comprises a main body frame 1, the outer wall of the main body frame 1 is fixedly connected with a working motor 2, the output end of the working motor 2 is fixedly connected with a rotating drum 3, the inner wall of the rotating drum 3 penetrates a mounting shaft 4, the mounting shaft 4 is rotationally connected with the outer wall of the main body frame 1, the outer wall of the mounting shaft 4 is fixedly connected with a permanent magnet frame 5, the outer wall of the permanent magnet frame 5 is installed with a permanent magnet 6, the outer wall of the rotating drum 3 is provided with a conveying belt 7, the outer wall of the conveying belt 7 is provided with a protective cover 8 fixedly connected with the top end of the main body frame 1, the inner wall of the main body frame 1 is fixedly connected with a scraping frame 9, the outer wall of the scraping frame 9 is installed with a working spring 10, one end of the working spring 10 is fixedly connected with a driving rod 11 rotationally connected with the outer wall of the scraping frame 9, the top end of the driving rod 11 is rotationally connected with a pressing plate 12, the connecting part of the pressing plate 12 and the scraping frame 9 is rotationally connected with a driven rod 13, the outer wall of the pressing plate 12 is fixedly connected with a scraping strip 14 abutting the outer wall of the conveying belt 7, and the bottom end of the main body frame 1 is fixedly connected with a distribution chute 15.

[0028] The adjusting assembly is located on the side wall of the main body frame 1 and is used for adjusting the angle of the permanent magnet frame 5.

[0029] Based on the above structure, the working spring 10 drives the driving rod 11 to rotate through its elastic force, the driving rod 11 drives the pressing plate 12 to rotate in parallel through the driven rod 13, and then the pressing plate 12 drives the scraping strip 14 to tightly adhere to the outer wall of the conveying belt 7, so as to avoid the abrasion of the scraping strip 14 during use, so that the scraping strip 14 cannot effectively scrape off the impurities. The scraping strip 14 scrapes off the attached impurities and timely scrapes the impurities into the cleaning groove in the distribution groove 15, so as to avoid that the conveying belt 7 is attached with a large amount of impurities after long-time use, and thus the separation efficiency of the permanent magnetic drum is reduced.

[0030] In one of the embodiments, the cross section of the permanent magnetic frame 5 is semicircular, the permanent magnets 6 are uniformly distributed along the outer wall of the permanent magnetic frame 5, and the outer shape of the protective cover 8 is arc-shaped.

[0031] In the embodiment, the arc-shaped protective cover 8 is arranged, which is beneficial to improve the safety performance of the permanent magnetic drum and avoid collision of the permanent magnetic drum, and simultaneously performs dustproof operation when separating the magnetic material.

[0032] In one of the embodiments, the driving rod 11 and the scraping frame 9 constitute a rotating structure through the working spring 10, the driving rod 11 and the driven rod 13 are parallel and equal.

[0033] In the embodiment, the driving rod 11 drives the pressing plate 12 to rotate in parallel through the driven rod 13, and then the pressing plate 12 drives the scraping strip 14 to tightly adhere to the outer wall of the conveying belt 7, so as to avoid the abrasion of the scraping strip 14 during use, so that the scraping strip 14 cannot effectively scrape off the impurities.

[0034] In one of the embodiments, the cross section of the scraping strip 14 is "L"-shaped.

[0035] In the embodiment, the "L"-shaped scraping strip 14 is arranged, which is beneficial to quickly scrape off the impurities.

[0036] In one of the embodiments, the distribution groove 15 is provided with three groups, and the three groups of distribution grooves 15 are respectively a non-magnetic groove, a magnetic groove and a cleaning groove.

[0037] In the embodiment, the non-magnetic material falls into the non-magnetic groove in the distribution groove 15 through its inertia, the magnetic material is adsorbed on the conveying belt 7 through the magnetic force of the permanent magnet 6, when the magnetic material is away from the permanent magnet 6, the magnetic force is weakened, the magnetic material falls into the magnetic groove in the distribution groove 15, the scraping strip 14 scrapes off the impurities attached to the conveying belt 7 and timely scrapes the impurities into the cleaning groove in the distribution groove 15, so as to realize the separation operation of the permanent magnetic drum.

[0038] In one of the embodiments, the adjusting assembly comprises:

[0039] The adjusting screw 16 is arranged on the side wall of the main frame 1, the outer wall of the adjusting screw 16 is threadedly connected with a sliding block 17, the top end of the sliding block 17 is fixedly connected with a hole plate 18, and the outer wall of the hole plate 18 is movably connected with a connecting plate 19 fixedly connected with one end of the mounting shaft 4.

[0040] In the embodiment, the staff rotates the adjusting screw 16, the adjusting screw 16 drives the hole plate 18 to slide through the sliding block 17, the hole plate 18 drives the mounting shaft 4 to rotate through the connecting plate 19, the mounting shaft 4 drives the permanent magnet 6 on the outer wall of the permanent magnet frame 5 to rotate synchronously, and thus the angle of the permanent magnet 6 is quickly adjusted.

[0041] In one of the embodiments, the rotation center of the connecting plate 19 coincides with the central axis of the mounting shaft 4.

[0042] In the embodiment, the mounting shaft 4 drives the permanent magnet 6 on the outer wall of the permanent magnet frame 5 to rotate synchronously, and thus the angle of the permanent magnet 6 is quickly adjusted.

[0043] In use of the permanent magnet roller with high safety performance, first, the angle of the permanent magnet 6 on the outer wall of the permanent magnet frame 5 is adjusted, the staff rotates the adjusting screw 16, the adjusting screw 16 drives the hole plate 18 to slide through the sliding block 17, the hole plate 18 drives the mounting shaft 4 to rotate through the connecting plate 19, the mounting shaft 4 drives the permanent magnet 6 on the outer wall of the permanent magnet frame 5 to rotate synchronously, and thus the angle of the permanent magnet 6 is quickly adjusted.

[0044] Then, the staff places the magnetic material on the conveyor belt 7, the working motor 2 drives the conveyor belt 7 to work, and thus the magnetic material is transported to the outside of the rotating roller 3, then the non-magnetic material falls into the non-magnetic groove in the distribution chute 15 through its inertia, and the magnetic material is adsorbed on the conveyor belt 7 through the magnetic force of the permanent magnet 6, when the magnetic material is away from the permanent magnet 6, the magnetic force is weakened, and the magnetic material falls into the magnetic groove in the distribution chute 15.

[0045] Finally, after the conveyor belt 7 is used for a long time, a large amount of impurities will be attached to the surface, the working spring 10 drives the driving rod 11 to rotate through the elastic force, the driving rod 11 drives the pressing plate 12 to rotate in parallel through the driven rod 13, and thus the pressing plate 12 drives the scraping strip 14 to tightly contact with the outer wall of the conveyor belt 7, so as to avoid the abrasion of the scraping strip 14 in use, which causes the scraping strip 14 to be unable to effectively remove the impurities, the scraping strip 14 removes the attached impurities and timely removes the impurities to the cleaning groove in the distribution chute 15, and thus the sorting operation of the permanent magnet roller is realized.

[0046] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A permanent magnet roller with high safety performance, characterized in that, include: The main frame (1) has a working motor (2) fixedly connected to its outer wall. A rotating drum (3) is fixedly connected to the output end of the working motor (2). An installation shaft (4) passes through the inner wall of the rotating drum (3). The installation shaft (4) is rotatably connected to the outer wall of the main frame (1). A permanent magnet frame (5) is fixedly connected to the outer wall of the installation shaft (4). A permanent magnet (6) is installed on the outer wall of the permanent magnet frame (5). A conveyor belt (7) is provided on the outer wall of the rotating drum (3). A protective cover (8) is fixedly connected to the top of the main frame (1) on the outer wall of the conveyor belt (7). The inner wall of the main frame (1) is fixedly connected to a scraping frame (9), and the outer wall of the scraping frame (9) is equipped with a working spring (10). One end of the working spring (10) is fixedly connected to an active rod (11) that is screwed to the outer wall of the scraping frame (9). The top end of the active rod (11) is screwed to a pressure plate (12). The connection between the pressure plate (12) and the scraping frame (9) is screwed to a driven rod (13). The outer wall of the pressure plate (12) is fixedly connected to a scraper (14) that is in contact with the outer wall of the conveyor belt (7). The bottom end of the main frame (1) is fixedly connected to a material distribution trough (15). An adjustment component is located on the side wall of the main frame (1) and is used to adjust the angle of the permanent magnet frame (5).

2. The high-safety-performance permanent magnet drum according to claim 1, characterized in that: The cross-section of the permanent magnet frame (5) is semi-circular, the permanent magnets (6) are evenly distributed along the outer wall of the permanent magnet frame (5), and the protective cover (8) is arc-shaped.

3. The high-safety-performance permanent magnet roller according to claim 1, characterized in that: The active rod (11) forms a rotating structure with the scraping frame (9) through the working spring (10), and the active rod (11) and the driven rod (13) are parallel and equal.

4. The high-safety-performance permanent magnet roller according to claim 1, characterized in that: The cross-section of the scraper (14) is "L" shaped.

5. The high-safety-performance permanent magnet roller according to claim 1, characterized in that: The material distribution tank (15) is provided in three sets, namely a non-magnetic tank, a magnetic tank and a cleaning tank.

6. The high-safety-performance permanent magnet drum according to claim 1, characterized in that: The adjustment component includes: Adjusting screw (16), the main frame (1) is equipped with an adjusting screw (16) on its side wall, the outer wall of the adjusting screw (16) is threaded with a slider (17), the top of the slider (17) is fixedly connected with a perforated plate (18), and the outer wall of the perforated plate (18) is movably connected with a connecting plate (19) fixedly connected to one end of the mounting shaft (4).

7. The high-safety-performance permanent magnet drum according to claim 6, characterized in that: The rotation center of the connecting plate (19) coincides with the central axis of the mounting shaft (4).

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