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CN-224208210-U - Magnetic separation device and production system

CN224208210UCN 224208210 UCN224208210 UCN 224208210UCN-224208210-U

Abstract

The utility model discloses a magnetic separation device and a production system, wherein the magnetic separation device comprises a liquid tank, a primary roller and at least one secondary roller, the primary roller has magnetism, magnetic substances can be adsorbed on the outer surface of the primary roller from a mixture, the outer surface of the secondary roller is opposite to the outer surface of the primary roller, the secondary roller has magnetism, the magnetic substances can be adsorbed on the outer surface of the primary roller, a first set distance is formed between the outer surface of the primary roller and the outer surface of the secondary roller, a liquid inlet is formed between the liquid tank and the outer surface of the primary roller, the magnetic separation device further comprises a gap adjusting plate arranged in the liquid tank in a sliding manner, one end of the gap adjusting plate extends into the liquid inlet, and the sliding of the gap adjusting plate can change the shielding area of the liquid inlet. The utility model can reduce the abrasion of the roller and the water content of the separated magnetic substances.

Inventors

  • WANG SHAOFENG
  • LI ZHENHUA
  • SUN HONGJUN
  • NI TAO
  • HE LONG

Assignees

  • 杭州泰恩智达装备科技有限公司

Dates

Publication Date
20260508
Application Date
20250512

Claims (10)

  1. 1. The utility model provides a magnetism separator, its characterized in that includes cistern (40), one-level cylinder (10) and at least one second grade cylinder (20), one-level cylinder (10) have magnetism to can adsorb magnetic substance from the mixture in the surface of one-level cylinder (10), the surface of second grade cylinder (20) with the surface of one-level cylinder (10) is relative, second grade cylinder (20) have magnetism, and can follow the surface of one-level cylinder (10) adsorbs magnetic substance, form first settlement interval between the surface of one-level cylinder (10) with the surface of second grade cylinder (20), be formed with the inlet between the surface of cistern (40) and one-level cylinder, magnetism separator still including set up in gap adjusting plate (44) of cistern (40), gap adjusting plate (44) slide set up in cistern (40), just one end of gap adjusting plate (44) stretches into in the inlet, the slip of gap adjusting plate (44) can change the area to the inlet.
  2. 2. The magnetic separation device according to claim 1, wherein the primary drum (10) comprises a first inner drum (11) and a first outer drum (12), the first outer drum (12) is sleeved outside the first inner drum (11), the first inner drum (11) is provided with a first separation zone with no magnetism and a first adsorption zone with magnetism on the outer surface of the first outer drum (12), and the first adsorption zone is used for adsorbing magnetic substances (71); The secondary drum (20) comprises a second inner drum (21) and a second outer drum (22), the second outer drum (22) is sleeved on the outer side of the second inner drum (21) and can rotate relative to the second inner drum (21), a nonmagnetic second separation area and a magnetic second adsorption area are formed on the outer surface of the second inner drum (21) of the second outer drum (22), the second adsorption area is opposite to the first separation area, the set distance is formed between the outer surface of the second outer drum (22) and the outer surface of the first outer drum (12), and the rotation directions of the first outer drum (12) and the second outer drum (22) are the same.
  3. 3. The magnetic separator according to claim 2, further comprising a receiving plate (30) disposed in association with the secondary drum (20), the receiving plate (30) being disposed along the axial direction of the second outer tube (22), one end of the receiving plate (30) being opposite the second separation zone and being spaced from the outer surface of the second outer tube (22).
  4. 4. A magnetic separator device according to any one of claims 1 to 3, wherein the first outer cylinder (12) of the primary drum (10) is of non-metallic material.
  5. 5. A magnetic separation device according to any of claims 1 to 3 wherein the first set spacing is between 0 and 5mm.
  6. 6. A magnetic separator device according to any one of claims 1 to 3, wherein the number of secondary drums (20) is plural, and a plurality of the secondary drums (20) are arranged side by side in the radial direction of the drum in order.
  7. 7. A production system comprising a production plant, characterized in that it further comprises a magnetic separation device according to any one of claims 1 to 6, the input end of the tank (40) being in abutment with the waste discharge of the production plant, the primary drum (10) having a magnetic outer surface at least partially immersed in the mixed liquor in the tank (40) and forming a spacing with the bottom surface of the tank (40).
  8. 8. The production system according to claim 7, wherein the liquid tank (40) comprises a guide plate (41) and an arc plate (42), a first end of the guide plate (41) is in butt joint with a waste discharge port of the production equipment, a second end of the guide plate (41) is connected with the arc plate (42), a recess matched with the outer surface of the primary drum (10) is formed on the arc plate (42), a part of the primary drum (10) immersed in the liquid tank (40) is opposite to the recess, a liquid inlet is formed between the outer surface of the primary drum (10) and the second end of the guide plate (41), the gap adjusting plate (44) is arranged along the axis direction of the primary drum (10) and is movably arranged on the guide plate (41), and the sliding of the gap adjusting plate (44) can adjust the shielding area of the liquid inlet.
  9. 9. The production system according to claim 8, wherein the liquid tank (40) further comprises a rectifying plate (43), the rectifying plate (43) is disposed along the axial direction of the primary drum (10), one end of the rectifying plate (43) is rotatably disposed, the other end of the rectifying plate (43) extends above the flow guiding plate (41) and forms a space with the flow guiding plate (41), and the rectifying plate (43) can swing under the impact of the mixed liquid and change the space between the rectifying plate (43) and the flow guiding plate (41).
  10. 10. The production system according to any one of claims 7 to 9, further comprising a wringing roller (50), the wringing roller (50) being opposite to the first adsorption zone of the first outer barrel (12) of the primary drum (10), the wringing roller (50) being adapted to squeeze out moisture from the magnetic substance (71) adsorbed on the outer surface of the primary drum (10) in cooperation with the primary drum (10).

Description

Magnetic separation device and production system Technical Field The utility model relates to the technical field of magnetic separation, in particular to a magnetic separation device and a production system. Background In industrial processes, such as shot blasting or machining, magnetic substances (metals) are often contained in the mixed liquor/coolant during use, and magnetic separation devices are typically used for better recovery of the magnetic substances. In the operation process of the current magnetic separation device, the abrasion problem between the magnetic substance and the recovery device is often faced, and the liquid content of the recovered magnetic substance is higher, so that the subsequent treatment time is prolonged, the treatment cost is increased, and the overall recovery efficiency is influenced. Disclosure of utility model The present utility model aims to solve one of the technical problems in the related art to a certain extent. Therefore, the utility model provides a magnetic separation device and a production system, which can improve the recovery efficiency of magnetic substances and reduce the abrasion of the recovery device. In order to achieve the above object, a first aspect of the present utility model discloses a magnetic separation device, including a liquid tank, a primary drum, and at least one secondary drum, where the primary drum has magnetism, and is capable of adsorbing magnetic substances from a mixture onto an outer surface of the primary drum, the outer surface of the secondary drum is opposite to the outer surface of the primary drum, the secondary drum has magnetism, and is capable of adsorbing magnetic substances from the outer surface of the primary drum, a first set distance is formed between the outer surface of the primary drum and the outer surface of the secondary drum, a liquid inlet is formed between the liquid tank and the outer surface of the primary drum, the magnetic separation device further includes a gap adjusting plate disposed in the liquid tank, where the gap adjusting plate is slidably disposed in the liquid tank, and one end of the gap adjusting plate extends into the liquid inlet, and sliding of the gap adjusting plate is capable of changing a shielding area for the liquid inlet. Further, the primary roller comprises a first inner cylinder and a first outer cylinder, the first outer cylinder is sleeved on the outer side of the first inner cylinder, a first separation area without magnetism and a first adsorption area with magnetism are formed on the outer surface of the first inner cylinder, and the first adsorption area is used for adsorbing magnetic substances; The secondary drum comprises a second inner drum and a second outer drum, the second outer drum is sleeved on the outer side of the second inner drum and can rotate relative to the second inner drum, a nonmagnetic second separation area and a magnetic second adsorption area are formed on the outer surface of the second inner drum, the second adsorption area is opposite to the first separation area, the outer surface of the second outer drum and the outer surface of the first outer drum form the set distance, and the rotation directions of the first outer drum and the second outer drum are the same. Further, the magnetic separation device further comprises a receiving plate which is matched with the secondary roller, the receiving plate is arranged along the axis direction of the second outer barrel, and one end of the receiving plate is opposite to the second separation area and forms an interval with the outer surface of the second outer barrel. Avoiding the material receiving plate from wearing the outer surface of the secondary roller. Further, the first outer cylinder of the primary roller is made of nonmetallic materials. Compared with metal or stainless steel materials, the nonmetallic materials are not easy to magnetize, and the magnetic substances adsorbed by the primary roller are conveniently separated from the primary roller. Further, the first set pitch is between 0 and 5mm. Further, the number of the secondary rollers is multiple, and the multiple secondary rollers are arranged at intervals along the circumferential direction of the primary roller. The separation efficiency is improved. In a second aspect of the application, a production system is disclosed, the production system further comprising the magnetic separation device of the first aspect, the input end of the liquid tank being in butt joint with the waste discharge port of the production equipment, the primary drum having a magnetic outer surface, at least a portion of which is immersed in the mixed liquid in the liquid tank, and forming a space with the bottom surface of the liquid tank. Further, the cistern includes guide plate and arc, the first end of guide plate with the waste discharge port butt joint of production facility, the second end of guide plate with the arc links to each other, be forme