Uniform material distribution device of magnetic separator

Abstract

The utility model discloses a uniform material distribution device of a magnetic separator, which comprises the magnetic separator and an ore feeding box body arranged on the magnetic separator, a material distribution device is arranged in the ore feeding box body, the material distribution device is connected with an ore supply pipeline of the magnetic separator, and the material distribution device comprises a material distribution pipe. The middle of the upper portion of the distributing pipe is connected with an ore feeding short section in a detachable mode or a welding mode, a distributing groove is formed in the bottom of the distributing pipe, a wear-resisting pipe used for ore pulp backflushing is reserved in the middle of the distributing groove, and the wear-resisting pipe is connected with an external high-pressure water supply pipeline through a connecting pipe. A wear-resistant pipe with the length of 300-350 mm is reserved in the middle of the material distribution groove and used for backflushing of ore pulp, impact of the ore pulp on a groove body of the magnetic separator is reduced, the wear-resistant service life is long, and the material distribution groove is 40-50 mm wide, 1200-1300 mm long and used for uniform material distribution of the ore pulp.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric vibration feeders, and in particular relates to a uniform material distribution device for a magnetic separator. Background Art

[0002] Wet drum magnetic separator is mainly composed of feed box, permanent magnet drum, etc. ( Figure 1 ). It is made of non-magnetic material - stainless steel plate rolled and welded, and the motor drives the reducer to rotate; the magnetic poles of the magnetic system are arranged alternately along the rotation direction of the cylinder, and are fixed during operation. Its working principle is: the ore slurry is fed into the feeding box through a uniform distribution device, and under the action of the feeding water flow, the ore particles enter the feeding area at the bottom of the box in a loose state to complete the ore dressing process. In the prior art, there are feeding pipes in the feeding device of the magnetic separator that directly feed ore to the feeding box and fan-shaped slope feeding. The feeding pipe directly feeds the ore slurry to impact the feeding box and the distribution is uneven, the efficiency of the magnetic separator is not high, the fan-shaped slope feeding occupies more space, is easy to wear, and affects the working efficiency of the magnetic separator.

[0003] In view of the above factors, a uniform material distribution device for a magnetic separator is specially designed to achieve safe and reliable use of the electric vibration hook, reduce failures caused by wear and tear of the electric vibration hook, and reduce the cost of hook replacement. Utility Model Content

[0004] The purpose of the utility model is to provide a uniform material distribution device for a magnetic separator to solve the problems raised in the above background technology.

[0005] The purpose of the utility model is achieved through the following technical solutions: a uniform material distribution device for a magnetic separator, comprising a magnetic separator and a feeding box installed on the magnetic separator, a material distribution device installed in the feeding box, the material distribution device is connected to the ore supply pipeline of the magnetic separator, the material distribution device comprises a material distribution pipe, the upper middle position of the material distribution pipe is connected to the ore feeding short section in a detachable manner or by welding, and a material distribution groove is opened at the bottom of the material distribution pipe;

[0006] A wear-resistant pipe for slurry recoil is reserved in the middle of the distribution trough, and the wear-resistant pipe is connected to an external high-pressure water supply pipeline through a connecting pipe.

[0007] Furthermore, the main material of the material distribution device is selected from Wear-resistant pipe lined with corundum, flange on the upper feed nipple Standard flange.

[0008] Furthermore, at least one group of the material distribution troughs is arranged at the bottom of the material distribution pipe, and the material distribution troughs are symmetrically arranged along both sides of the material distribution pipe.

[0009] Furthermore, the feeding sub is selected from The wear-resistant pipe lined with corundum material, the length of the feeding short section is 200-800mm.

[0010] Furthermore, the material distribution trough has a width of 40-50 mm and a length of 1200-1300 mm.

[0011] Furthermore, a spray hole channel is fixedly opened on the wear-resistant tube left in the middle of the material distribution trough, and the spray hole channels are arranged at intervals along the circumferential surface of the wear-resistant tube.

[0012] Further, the spray hole channels are arranged in three groups, two of which are symmetrically arranged along the uppermost quadrant of the wear-resistant tube, and the other group is arranged at the uppermost quadrant of the wear-resistant tube;

[0013] The spray hole channels located on both sides of the circumference of the wear-resistant tube are higher than the leftmost / rightmost quadrant points of the wear-resistant tube and are symmetrically arranged;

[0014] The spray hole channels on both sides of the circumference of the wear-resistant tube are arranged at an angle to the central axis of the wear-resistant tube.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The utility model has a long wear-resistant life, and a 300-350mm long wear-resistant pipe is left in the middle of the distribution trough, which is used for the recoil of the slurry, reducing the impact of the slurry on the magnetic separator trough body, and has a long wear-resistant life. The distribution trough is 40-50mm wide and 1200-1300mm long, which is used for uniform distribution of slurry and improves the working efficiency of the magnetic separator.

[0017] The utility model realizes the safe and reliable use of the electric vibration hook, reduces the failures caused by the wear and tear of the electric vibration hook, and reduces the cost of replacing the hook. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the connection between the magnetic separator and the ore feeding box of the utility model;

[0019] Figure 2 It is a plan view of the material distribution device of the utility model;

[0020] Figure 3 This is a plan view of the material distribution tube of the utility model;

[0021] Figure 4 It is a schematic diagram of the spray hole channel on the material distribution pipe of the utility model. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] like Figure 1-4 As shown, a uniform material distribution device for a magnetic separator comprises a magnetic separator 1 and a feed box 2 installed on the magnetic separator 1, a material distribution device 3 is installed in the feed box 2, the material distribution device 3 is connected to the ore supply pipeline of the magnetic separator 1, the material distribution device 3 comprises a material distribution pipe 4, the upper middle position of the material distribution pipe 4 is connected to the ore feeding short section 5 in a detachable manner or by welding, and a material distribution groove 6 is opened at the bottom of the material distribution pipe 4;

[0026] A wear-resistant pipe 7 for pulp recoil is reserved in the middle of the distribution trough 6, and the wear-resistant pipe 7 is connected to an external high-pressure water supply pipeline through a connecting pipe.

[0027] In order to increase the durability of the material distribution device in use, the main material of the material distribution device 3 is selected from Wear-resistant pipe lined with corundum, the flange on the feed nipple 5 is Standard flange.

[0028] In order to facilitate uniform distribution of the slurry in use, at least one group of distribution troughs 6 is provided at the bottom of the distribution pipe 4, and the distribution troughs 6 are symmetrically arranged along both sides of the distribution pipe.

[0029] In order to increase the durability of the feeder short section 5 in use, the feeder short section 5 is selected The wear-resistant pipe lined with corundum material, the length of the feeding short section 5 is 200-800mm.

[0030] In order to facilitate the assembly of the magnetic separator in use, the width of the material distribution trough 6 is 40-50 mm and the length is 1200-1300 mm.

[0031] In order to facilitate the recoil of slurry in use, reduce the impact of slurry on the magnetic separator tank body, and have a long wear-resistant life, a spray hole channel 8 is fixedly opened on the wear-resistant tube 7 left in the middle of the distribution trough 6, and the spray hole channels 8 are arranged at intervals along the circumferential surface of the wear-resistant tube 7. The spray hole channels 8 are arranged in three groups, two of which are symmetrically arranged along the uppermost quadrant of the wear-resistant tube 7, and the other group is arranged at the uppermost quadrant of the wear-resistant tube 7. The spray hole channels 8 located on both sides of the circumference of the wear-resistant tube 7 are higher than the leftmost / rightmost quadrant of the wear-resistant tube 7 and are symmetrically arranged;

[0032] The spray hole channels 8 on both sides of the circumference of the wear-resistant tube 7 are arranged at an angle to the central axis of the wear-resistant tube 7 .

[0033] The main material selection of the utility model cloth device Wear-resistant pipe lined with corundum, feed short section flange Standard flange, connected to the magnetic separator supply pipe. Wear-resistant tube lined with corundum, the length can be selected according to the actual situation on site. The wear-resistant pipe lined with corundum is detachably or welded to the feeding nipple in the middle of the upper part. There are 40-50mm wide distribution troughs on both sides of the bottom. A 300-350mm long wear-resistant pipe is left in the middle of the distribution trough for the recoil of the slurry, reducing the impact of the slurry on the magnetic separator tank body, and has a long wear-resistant life. The distribution trough is 40-50mm wide and 1200-1300mm long, and is used for uniform distribution of slurry.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0035] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A uniform material distribution device for a magnetic separator, comprising a magnetic separator (1) and a feed box (2) mounted on the magnetic separator (1), characterized in that: A material distribution device (3) is installed in the ore feeding box (2), and the material distribution device (3) is connected to the ore feeding pipeline of the magnetic separator (1). The material distribution device (3) comprises a material distribution pipe (4), and the upper middle position of the material distribution pipe (4) is connected to the ore feeding short section (5) in a detachable manner or by welding, and the bottom of the material distribution pipe (4) is provided with a material distribution groove (6); A wear-resistant pipe (7) for slurry backwashing is left in the middle of the distribution trough (6), and the wear-resistant pipe (7) is connected to an external high-pressure water supply pipeline through a connecting pipe.

2. The uniform material distribution device for a magnetic separator according to claim 1, characterized in that: The main material of the material distribution device (3) is a Ø273 wear-resistant pipe lined with corundum, and the flange on the upper feeding nipple (5) is a Ø273 standard flange.

3. The uniform material distribution device for a magnetic separator according to claim 2, characterized in that: At least one group of the material distribution grooves (6) is arranged at the bottom of the material distribution pipe (4), and the material distribution grooves (6) are symmetrically arranged along both sides of the material distribution pipe.

4. The uniform material distribution device for a magnetic separator according to claim 3, characterized in that: The ore feeding short section (5) is made of a wear-resistant pipe with a Ø273 inner lining made of corundum. The length of the ore feeding short section (5) is 200-800 mm.

5. The uniform material distribution device for a magnetic separator according to claim 4, characterized in that: The material distribution trough (6) has a width of 40-50 mm and a length of 1200-1300 mm.

6. The uniform material distribution device for a magnetic separator according to claim 5, characterized in that: A spray hole channel (8) is fixedly provided on the wear-resistant tube (7) left in the middle of the material distribution trough (6), and the spray hole channels (8) are arranged at intervals along the circumferential surface of the wear-resistant tube (7).

7. The uniform material distribution device for a magnetic separator according to claim 6, characterized in that: The spray hole channels (8) are arranged in three groups, two of which are symmetrically arranged along the uppermost quadrant of the wear-resistant tube (7); The spray hole channels (8) located on both sides of the circumference of the wear-resistant tube (7) are higher than the leftmost / rightmost quadrant points of the wear-resistant tube (7) and are symmetrically arranged; The spray hole channels (8) on both sides of the circumference of the wear-resistant tube (7) are arranged at an angle to the central axis of the wear-resistant tube (7).

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