A magnetic separation integrated device

Abstract

The application discloses a magnetic separation integrated equipment, which comprises a frame body, a disc type magnetic separator and a cylinder type magnetic separator. The disc type magnetic separator is arranged on the frame body, and the cylinder type magnetic separator is arranged in the disc type magnetic separator. One end of the disc type magnetic separator is connected with a hollow shaft, the hollow shaft is fixed on the frame body, a discharging pipe of the cylinder type magnetic separator passes through the hollow shaft, a collecting hopper is arranged in the disc type magnetic separator, and the collecting hopper is communicated with the cylinder type magnetic separator.

Description

TECHNICAL FIELD

[0001] The application belongs to the field of mineral processing, and particularly relates to a magnetic separation integrated device. BACKGROUND

[0002] Iron ore is processed into iron concentrate powder through crushing, grinding, mineral processing and other processing.

[0003] In the traditional process, the magnetic separation equipment in mineral processing usually comprises a multi-stage magnetic separator and a tailings recovery machine, the multi-stage magnetic separator is a permanent magnet or electromagnetic cylinder type magnetic separator, and the tailings recovery machine is a permanent magnet or electromagnetic disc type magnetic separator, the permanent magnet or electromagnetic cylinder type magnetic separator has a diameter of more than 1 m and a length of more than 3 m, and the magnetic separation process is complex, the equipment cost is high, and the volume is large. SUMMARY

[0004] The application aims to provide a magnetic separation integrated device.

[0005] To achieve the above-mentioned purpose, the technical scheme of the application is as follows:

[0006] A magnetic separation integrated device comprises a frame body, a disc type magnetic separator and a cylinder type magnetic separator, the disc type magnetic separator is arranged on the frame body, the cylinder type magnetic separator is arranged inside the disc type magnetic separator, one end of the disc type magnetic separator is connected with a hollow shaft, the hollow shaft is fixed on the frame body, a discharge pipe of the cylinder type magnetic separator passes through the hollow shaft, and a collecting hopper is arranged inside the disc type magnetic separator and communicates with the cylinder type magnetic separator.

[0007] Further, the disc type magnetic separator comprises a frame, an annular magnetic separation disc arranged on the frame and permanent magnets arranged on the annular magnetic separation disc, one end of the frame is provided with a transmission shaft, the other end is provided with a bearing, the bearing is matched with the hollow shaft, the transmission shaft and the hollow shaft extend into the disc type magnetic separator, one end of the cylinder type magnetic separator is connected with the transmission shaft, and the other end is connected with the hollow shaft.

[0008] Further, a spraying pipe is arranged on the upper portion of the disc type magnetic separator, a plurality of spraying openings are arranged on the spraying pipe, each spraying opening is located between two annular magnetic separation discs, a scraper is arranged on each annular magnetic separation disc, and the scraper is located above the collecting hopper.

[0009] Further, the cylinder type magnetic separator comprises a roller and permanent magnets arranged in the roller, an outer cover is arranged outside the roller, the outer cover is fixed on the hollow shaft, a feeding port is arranged on the upper portion of the outer cover, the feeding port communicates with the collecting hopper, a waste port and a discharge port are arranged on the side portion of the outer cover, the discharge port is located above the waste port, a collecting groove is arranged on the discharge port, a discharge pipe is connected to the collecting groove, and the discharge pipe extends out of the hollow shaft to the outside of the magnetic separation integrated device.

[0010] Further, the drum is provided with a flushing pipe, a plurality of flushing holes are arranged on the flushing pipe, the flushing pipe is located above the discharge port, the flushing pipe is connected with a water inlet pipe, and the water inlet pipe extends out of the hollow shaft to the outside of the magnetic separation integrated equipment.

[0011] Compared with the prior art, the present application has the following advantages:

[0012] 1. The magnetic separation process of the present application is to pass through the disc type magnetic separator first and then pass through the drum type magnetic separator to directly obtain iron concentrate, which is simple in process, greatly reduces the equipment volume without reducing the processing capacity, and effectively reduces the equipment cost;

[0013] 2. The drum type magnetic separator is arranged in the disc type magnetic separator, the disc type magnetic separator is used for roughing, and then the drum type magnetic separator is used for cleaning to obtain iron concentrate with a grade of more than 60;

[0014] 3. The tailing loss of the present application is less than 1%. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 And Figure 2 The present application is a structural schematic diagram. DETAILED DESCRIPTION

[0016] The technical solutions of the present application will be described in detail below with reference to the drawings, obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0017] A magnetic separation integrated equipment comprises a frame body 1, a disc type magnetic separator 2 and a drum type magnetic separator 3, the disc type magnetic separator 2 is arranged on the frame body 1, the drum type magnetic separator 3 is arranged inside the disc type magnetic separator 2, one end of the disc type magnetic separator 2 is connected with a hollow shaft 4, the hollow shaft 4 is fixed on the frame body 1, the discharge pipe 5 of the drum type magnetic separator 3 passes through the hollow shaft 4, and a collecting hopper 6 is arranged inside the disc type magnetic separator 2 and communicates with the drum type magnetic separator 3.

[0018] Further, the disc type magnetic separator 2 comprises a rack 21, an annular magnetic separation disc 22 arranged on the rack 21 and a permanent magnet arranged on the annular magnetic separation disc 22, one end of the rack is provided with a transmission shaft 23, the other end is provided with a bearing, the bearing is matched with the hollow shaft 4, the transmission shaft 23 and the hollow shaft 4 extend into the disc type magnetic separator 2, one end of the drum type magnetic separator 3 is connected with the transmission shaft 23, and the other end is connected with the hollow shaft 4.

[0019] Further, the disc magnetic separator 2 is provided with a spraying pipe 24, and the spraying pipe 24 is provided with a plurality of spraying openings 25, each of which is located between two annular magnetic selection discs 22, and each annular magnetic selection disc 22 is provided with a scraper 26 located above the collecting hopper 6.

[0020] Further, the drum magnetic separator 3 comprises a drum 31 and a permanent magnet arranged in the drum 31, and the drum 31 is provided with an outer cover 32 fixed on the hollow shaft 4, and the outer cover 32 is provided with a feeding port at the upper portion, which is communicated with the collecting hopper 6, and the outer cover 32 is provided with a waste port 33 and a discharging port 34 at the side portion, and the discharging port 34 is located above the waste port 33, and the discharging port 34 is provided with a collecting groove, and the collecting groove is connected with the discharging pipe 5 extending out of the hollow shaft 4 to the outside of the magnetic separation integrated equipment.

[0021] Further, the drum 31 is provided with a flushing pipe 35 provided with a plurality of flushing holes, and the flushing pipe 35 is located above the discharging port 34, and the flushing pipe 35 is connected with the water inlet pipe 7 extending out of the hollow shaft 4 to the outside of the magnetic separation integrated equipment. Embodiment

[0022] The disc magnetic separator has a diameter of 1 meter and a length of 1 meter, and the drum magnetic separator has a diameter of 0.3 meter and a length of 0.3 meter, and the processing capacity can reach 2000 tons per day. After processing, the iron concentrate has a grade higher than 60, and the tailing loss is less than 1%.

[0023] The technical scheme of the present application is not limited to the above specific embodiments, and any technical modification made according to the technical scheme of the present application falls within the protection scope of the present application.

Claims

1. A magnetic separation integrated device, comprising a frame, a disc magnetic separator, and a drum magnetic separator, wherein the disc magnetic separator is mounted on the frame, characterized in that, The drum magnetic separator is installed inside the disc magnetic separator. One end of the disc magnetic separator is connected to a hollow shaft, which is fixed to the frame. The discharge pipe of the drum magnetic separator passes through the hollow shaft. A collection hopper is installed inside the disc magnetic separator and is connected to it. The disc magnetic separator includes a frame, an annular magnetic separator mounted on the frame, and permanent magnets mounted on the annular magnetic separator. A drive shaft is installed at one end of the frame, and a bearing is installed at the other end. The bearing cooperates with the hollow shaft. The drive shaft and the hollow shaft extend into the disc magnetic separator. One end of the drum magnetic separator is connected to the drive shaft, and the other end is connected to the hollow shaft. The disc magnetic separator is equipped with a spray pipe at the top, with several spray nozzles on the spray pipe. Each spray nozzle is located between two annular magnetic separator discs. Each annular magnetic separator disc is equipped with a scraper, which is located above the collection hopper. The drum magnetic separator includes a drum and a permanent magnet disposed inside the drum. An outer cover is provided outside the drum and is fixed on a hollow shaft. A feed inlet is provided at the top of the outer cover and communicates with the collection hopper. A waste outlet and a discharge outlet are provided on the side of the outer cover. The discharge outlet is located above the waste outlet and is equipped with a collection trough. A discharge pipe is connected to the collection trough and extends from inside the hollow shaft to the outside of the integrated magnetic separator.

2. The integrated magnetic separation device according to claim 1, characterized in that, The drum is equipped with a punching pipe with several punching holes. The punching pipe is located above the discharge port and is connected to a water inlet pipe that extends from the hollow shaft to the outside of the integrated magnetic separator.

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