A magnetic separation device for processing iron ore concentrate
By setting up a spray pipe at the inlet port of the magnetic separation device for iron fine powder processing and setting up a backflush pipe inside the body, the problem of traditional wet magnetic separation machines requiring mixing and conveying materials before feeding is solved, simplifying the processing process and reducing the risk of blockage.
Patent Information
- Application Number
- CN202420461886.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-11
- Publication Date
- 2025-04-11
- Estimated Expiration
- 2034-03-11
AI Technical Summary
Traditional wet magnetic separators require the thorough mixing of raw material powder and water before feeding, and mixing equipment, pump machines and pipelines are required to transport materials, resulting in complex processing processes and potential blockage.
A magnetic separation device for iron fine powder processing is designed, using spray pipes to wet the material at the inlet port, and a backflush water pipe is installed inside the body to enhance the humidity of the material and avoid blockage in the equipment.
There is no need to set up a mixing device on the front end of the wet magnetic separator, which simplifies the processing process, reduces pipeline settings, reduces the risk of blockage, and improves the operating efficiency of the equipment.
Smart Images
Figure CN222739385U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of magnetic separation equipment, in particular to a magnetic separation device for processing iron concentrate. Background Art
[0002] Magnetic separation device, also known as magnetic separator, is a device used to separate magnetic materials from various ores. In the process of iron ore concentrate processing, magnetic separation device can be used to remove impurities and other non-magnetic substances in iron ore concentrate, thereby improving the purity and quality of the product. When using magnetic separation device for iron ore concentrate processing, the raw materials mixed with magnetic and non-magnetic materials need to be crushed, ground and other steps, and then sent into the magnetic separation device through a conveyor belt or a vibrating feeder. The magnetic field is used to make the magnetic materials therein adsorbed to the surface of the magnet, thereby achieving the purpose of separation. Traditional wet magnetic separators require that the raw material powder and water be fully mixed before feeding, and that a mixing device be set up at the front end of the wet magnetic separator. It is also necessary to set up pumps and pipelines between the mixing device and the wet magnetic separator to transport materials, which makes the processing flow more complicated, and there is a risk of blockage in more pipeline settings. Utility Model Content
[0003] The purpose of the utility model is to provide a magnetic separation device for iron ore concentrate processing, so as to solve the problem that the traditional wet magnetic separator proposed in the above background technology needs to fully mix the raw material powder with water before feeding, needs to set a mixing device at the front end of the wet magnetic separator, and needs to set a pump and pipeline between the mixing device and the wet magnetic separator to transport the material, which makes the processing flow more complicated and there is a risk of blockage in the large number of pipeline settings.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a magnetic separation device for processing iron ore concentrate, comprising a machine body, a drum is rotatably connected inside the machine body, a magnetic separation magnet is fixedly provided inside the machine body and inside the drum, a feed hopper is provided on one side of the outside of the machine body, a spray pipe is provided on the upper end of the inside of the feed hopper, a feed channel is connected to one side of the machine body at the lower end of the feed hopper, a concentrate discharge channel is provided on the upper end of the other side of the outside of the machine body, a waste discharge channel is provided on the lower end of the other side of the outside of the machine body, a recoil water pipe is penetrated inside the waste discharge channel, a power motor is provided at a position on the outside of the machine body corresponding to the drum, and a power output end of the power motor is connected to the drum.
[0005] Preferably, a feed port is provided on the outer wall of the upper end of the feed hopper, and there are two groups of spray pipes, which are staggered at the upper and lower ends of the interior of the feed hopper. A spray water inlet pipe is provided on one side of the exterior of the feed hopper, and the spray water inlet pipe is connected to the two groups of spray pipes.
[0006] Preferably, the cross-section of the magnetic separation magnet is a C-shaped structure, the input end of the fine material discharge channel is arranged corresponding to the open end of the C-shaped structure of the magnetic separation magnet, and the lower end of the fine material discharge channel is connected to a fine material discharge pipe.
[0007] Preferably, the lower end of the waste discharge channel is connected to a waste discharge pipe, and a backwash water inlet pipe is provided at a position corresponding to the backwash water pipe on one side of the outside of the waste discharge channel.
[0008] Preferably, the machine body, the drum and the magnetic separation magnet are arranged concentrically, and a magnetic separation channel is provided between the machine body and the drum.
[0009] Compared with the prior art, the beneficial effects of the utility model are: replacing the traditional wet magnetic separator that needs to fully mix the raw material powder and water before feeding, there is no need to set a mixing device at the front end of the wet magnetic separator, avoiding the installation of a pump and a pipeline between the mixing device and the wet magnetic separator, setting a spray pipeline at the feed port to humidify the material, and setting a backwash water pipeline inside the machine body to enhance the humidity of the material and avoid blockage inside the equipment. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 It is an axonometric drawing of the main structure of the utility model;
[0011] Figure 2 It is an axonometric cross-sectional view of the main structure of the utility model;
[0012] Figure 3 This is a front cross-sectional view of the main structure of the utility model;
[0013] Figure 4 It is a left side schematic diagram of the main structure of the utility model;
[0014] Figure 5 It is a right side schematic diagram of the main structure of the utility model.
[0015] In the figure: 1-machine body, 2-drum, 3-magnetic separation magnet, 4-feeding hopper, 5-spraying pipe, 6-feeding channel, 7-fine material discharge channel, 8-waste material discharge channel, 9-recoil water pipe, 10-power motor, 11-feeding port, 12-spraying water inlet pipe, 13-fine material discharge pipe, 14-waste material discharge pipe, 15-recoil water inlet pipe, 16-magnetic separation channel. DETAILED DESCRIPTION
[0016] 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.
[0017] See also Figure 1-5 The utility model provides a magnetic separation device for processing iron ore concentrate, comprising a body 1, wherein a drum 2 is rotatably connected inside the body 1, a magnetic separation magnet 3 is fixedly arranged inside the body 1 and inside the drum 2, a feed hopper 4 is arranged on one side of the outside of the body 1, a spray pipe 5 is arranged on the upper end of the inside of the feed hopper 4, a feed channel 6 is connected to one side of the body 1 at the lower end of the feed hopper 4, a concentrate discharge channel 7 is arranged on the upper end of the other side of the outside of the body 1, a waste discharge channel 8 is arranged on the lower end of the other side of the outside of the body 1, a backwash water pipe 9 is penetrated inside the waste discharge channel 8, a power motor 10 is arranged on the outside of the body 1 at a position corresponding to the drum 2, and a power output end of the power motor 10 is connected to the drum 2.
[0018] During use, dry materials are input into the feed hopper 4, and the dry materials inside the feed hopper 4 are preliminarily moistened by setting a spray pipe 5 inside the feed hopper 4. The moistened materials are input into the body 1 through the feed channel 6. The drum 2 is rotatably arranged inside the body 1, and a magnetic separation magnet 3 is fixedly arranged inside the drum 2. The drum 2 is driven to rotate inside the body 1 by a power motor 10. Due to the magnetic force of the magnetic separation magnet 3, the iron ore powder is adsorbed onto the outer surface of the drum 2. A backwash water pipe 9 is set at the lower end of the drum 2 to backwash the materials at the lower end of the drum 2 and moisten the materials again to ensure the magnetic adsorption effect. The iron ore powder is driven to rotate to the position of the fine material discharge channel 7 by the rotation of the drum 2. No magnetic separation magnet 3 is set at the position of the fine material discharge channel 7. The iron ore powder adsorbed on the outer surface of the drum 2 loses magnetic adsorption, and enters the fine material discharge channel 7 for external output due to the action of gravity and centrifugal force, and the waste material discharge channel 8 that is not adsorbed on the drum 2 is output externally.
[0019] A feed port 11 is provided on the outer wall of the upper end of the feed hopper 4, and there are two groups of spray pipes 5, which are staggered at the upper and lower ends of the feed hopper 4. A spray water inlet pipe 12 is provided on the outer side of the feed hopper 4, and the spray water inlet pipe 12 is communicated with the two groups of spray pipes 5. The material is input into the feed hopper 4 through the feed port 11. By setting the spray water inlet pipe 12, spray water is input into the spray pipe 5 and sprayed onto the material inside the feed port 4 to humidify the material.
[0020] The cross-section of the magnetic separation magnet 3 is a C-shaped structure, the input end of the fine material discharge channel 7 is arranged corresponding to the open end of the C-shaped structure of the magnetic separation magnet 3, and the lower end of the fine material discharge channel 7 is connected to a fine material discharge pipe 13. By arranging the fine material discharge pipe 13 at the lower end of the fine material discharge channel 7, the fine material collected by the fine material discharge channel 7 is output to the outside through the fine material discharge pipe 13.
[0021] The lower end of the waste discharge channel 8 is connected to a waste discharge pipe 14, and a backwash water inlet pipe 15 is provided at a position corresponding to the backwash water pipe 9 on the outer side of the waste discharge channel 8. By arranging the waste discharge pipe 14 at the lower end of the waste discharge channel 8, the waste collected in the waste discharge channel 8 is discharged to the outside through the waste discharge pipe 14, and the external backwash water is input into the backwash water pipe 9 and into the lower end of the drum 2 through the backwash water inlet pipe 15.
[0022] The machine body 1, the drum 2 and the magnetic separation magnet 3 are arranged concentrically, and a magnetic separation channel 16 is provided between the machine body 1 and the drum 2 to leave space for magnetic separation of materials.
[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A magnetic separation device for processing iron ore concentrate, characterized in that: The invention comprises a machine body (1), wherein a drum (2) is rotatably connected inside the machine body (1), a magnetic separation magnet (3) is fixedly arranged inside the machine body (1) and inside the drum (2), a feed hopper (4) is arranged on one side of the outside of the machine body (1), a spray pipe (5) is arranged on the upper end of the inside of the feed hopper (4), a feed channel (6) is connected to one side of the machine body (1) at the lower end of the feed hopper (4), a fine material discharge channel (7) is arranged on the upper end of the other side of the outside of the machine body (1), a waste material discharge channel (8) is arranged on the lower end of the other side of the outside of the machine body (1), a backwash water pipe (9) is arranged inside the waste material discharge channel (8), and a power motor (10) is arranged on the outside of the machine body (1) at a position corresponding to the drum (2), and the power output end of the power motor (10) is connected to the drum (2).
2. The magnetic separation device for processing iron ore concentrate according to claim 1, characterized in that: The upper outer wall of the feed hopper (4) is provided with a feed port (11), the number of the spray pipes (5) is two groups, the two groups of spray pipes (5) are staggeredly arranged at the upper and lower ends inside the feed hopper (4), and a spray water inlet pipe (12) is provided on one side of the outside of the feed hopper (4), and the spray water inlet pipe (12) is connected to the two groups of spray pipes (5).
3. The magnetic separation device for processing iron ore concentrate according to claim 1, characterized in that: The cross section of the magnetic separation magnet (3) is a C-shaped structure, the input end of the fine material discharge channel (7) is arranged corresponding to the open end of the C-shaped structure of the magnetic separation magnet (3), and the lower end of the fine material discharge channel (7) is connected to the fine material discharge pipe (13).
4. The magnetic separation device for processing iron ore concentrate according to claim 1, characterized in that: The lower end of the waste discharge channel (8) is connected to a waste discharge pipe (14), and a backwash water inlet pipe (15) is provided at a position corresponding to the backwash water pipe (9) on the outer side of the waste discharge channel (8).
5. The magnetic separation device for processing iron ore concentrate according to claim 1, characterized in that: The machine body (1), the roller (2) and the magnetic separation magnet (3) are arranged concentrically, and a magnetic separation channel (16) is provided between the machine body (1) and the roller (2).