CN212493458U - Iron ore pulsation magnetic separation equipment - Google Patents
Iron ore pulsation magnetic separation equipment Download PDFInfo
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- CN212493458U CN212493458U CN202020768279.9U CN202020768279U CN212493458U CN 212493458 U CN212493458 U CN 212493458U CN 202020768279 U CN202020768279 U CN 202020768279U CN 212493458 U CN212493458 U CN 212493458U
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Abstract
The utility model discloses an iron ore pulsation magnetic separation equipment, include: the top of the grading cylinder is provided with a tailing outlet and a feeding port, the bottom of the grading cylinder is provided with a water inlet pipe, a concentrate outlet and a pulse pipe, the pulse pipe is provided with a tympanic membrane, and the wall of the grading cylinder is wound with an electromagnetic coil; the vertical ore feeding pipe is arranged inside the grading cylinder, one end of the vertical ore feeding pipe is communicated with the ore feeding port, the other end of the vertical ore feeding pipe is a closed end and extends downwards, and a plurality of first rotational flow discharge ports are uniformly distributed on the outer wall, close to the closed end, of the vertical ore feeding pipe along the circumferential direction of the vertical ore feeding pipe; the material blocking column is vertically arranged at the bottom inside the sorting cylinder, a material cavity is arranged at the top of the material blocking column, a plurality of second rotational flow discharge ports are uniformly distributed on the outer wall of the material cavity along the circumferential direction of the material cavity, and the closed end of the vertical ore feeding pipe penetrates through the top end of the material blocking column and extends into the material cavity; the pulsator is fixedly arranged on the outer cylinder wall of the sorting cylinder, and an output end on the pulsator is in reciprocating contact with the tympanic membrane. The equipment saves water resources and improves the magnetic separation effect.
Description
Technical Field
The utility model relates to a mineral separation technical field, more specifically the saying so relates to an iron ore pulsation magnetic separation equipment.
Background
Currently, the concentration of iron ore generally comprises the free flow of ore pulp in a grading cylinder and the separation of concentrate under the action of an electromagnetic coil. Because the ore pulp generally directly flows out of the ore feeding pipe and the outflow speed is high, in order to ensure the magnetic separation effect, water which is always introduced into the grading cylinder is also high-pressure water, so that the water consumption of the magnetic separation equipment is greatly increased, and the waste of water resources is caused; meanwhile, in the magnetic separation process, non-magnetic particles and magnetic particles are mixed and agglomerated, and the magnetic separation effect is poor.
Therefore, the technical personnel in the field need to solve the problem of how to provide the iron ore pulsating magnetic separation equipment which can save water resources and has good magnetic separation effect.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a can the water economy resource, better iron ore pulsation magnetic separation equipment of magnetic separation effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an iron ore pulsating magnetic separation apparatus comprising:
the device comprises a grading cylinder, a tailing outlet and a feeding port are arranged at the top of the grading cylinder, a water inlet pipe and a concentrate outlet are arranged at the bottom of the grading cylinder, a pulsating pipe is connected to the cylinder wall at the bottom of the grading cylinder, one end of the pulsating pipe is communicated with the inside of the grading cylinder, the other end of the pulsating pipe is provided with a drum membrane, and an electromagnetic coil is wound on the cylinder wall of the grading cylinder;
the vertical ore feeding pipe is arranged in the middle of the interior of the grading barrel, one end of the vertical ore feeding pipe is communicated with the ore feeding port, the other end of the vertical ore feeding pipe is a closed end and extends downwards, and a plurality of first rotational flow discharge ports are uniformly distributed on the outer wall, close to the closed end, of the vertical ore feeding pipe along the circumferential direction of the vertical ore feeding pipe;
the material blocking column is vertically arranged at the bottom inside the sorting cylinder and is positioned right below the other end of the vertical ore feeding pipe, a material cavity is formed in the top of the material blocking column, a plurality of second rotational flow discharge holes are uniformly distributed in the outer wall of the material cavity along the circumferential direction of the material cavity, and the closed end of the vertical ore feeding pipe penetrates through the top end of the material blocking column and extends into the material cavity;
the pulsator is fixedly arranged on the outer cylinder wall of the sorting cylinder, and an output end of the pulsator is in reciprocating contact with the tympanic membrane.
According to the technical scheme, compared with the prior art, the utility model discloses an iron ore pulsation magnetic separation equipment, the ore pulp enters into the ore feeding pipe through the ore feeding port through the high-pressure pump sending, and is certain whirl through first whirl discharge gate and flows out to the material intracavity, can make the ore pulp slow down, then flow out to the grading section of thick bamboo through second whirl discharge gate is certain whirl once more, the ore pulp slow down once more, the ore pulp speed that finally enters into the grading section of thick bamboo is lower, make the velocity of flow of water that lets in the grading section of thick bamboo also reduce thereupon, thereby reduced magnetic separation equipment's water consumption, the water resource has been practiced thrift; meanwhile, the arrangement of the first cyclone discharge port and the second cyclone discharge port enables ore pulp to flow out in a rotary direction, so that the ore pulp and water are mixed to form irregular turbulence, the ore pulp is separated, and the ore dressing effect is improved; when the pulsator pushes the tympanic membrane, the tympanic membrane pushes the ore pulp, so that the nonmagnetic particles and the magnetic particles in the ore pulp are kept in a loose state, thereby effectively eliminating the mechanical inclusion of the nonmagnetic particles and the magnetic particles and obviously improving the magnetic separation effect.
Furthermore, a first inclined baffle is fixedly connected to the outer wall of the vertical ore feeding pipe at a position located at the first rotational flow discharge port, and an included angle a between the first inclined baffle and the vertical ore feeding pipe is 30-45 degrees.
The beneficial effect who adopts above-mentioned technical scheme to produce is, the setting of first slant baffle for give intraductal ore pulp of ore deposit when first whirl discharge gate flows, be the whirl form and flow, effectively reduced ore pulp outflow speed.
Furthermore, a second inclined baffle is fixedly connected to the outer wall of the material blocking column at the position of the second cyclone discharge port, and an included angle b between the second inclined baffle and the material blocking column is 30-45 degrees.
The beneficial effect who adopts above-mentioned technical scheme to produce is, the setting of second slant baffle for when the ore pulp of material intracavity flows through second whirl discharge gate, be the whirl form and flow out, can reduce ore pulp outflow speed once more.
Furthermore, the rotating directions of the first rotational flow discharge port and the second rotational flow discharge port are opposite.
The beneficial effect who adopts above-mentioned technical scheme to produce is that, when the ore pulp flows through second whirl discharge gate after first whirl discharge gate flows, because of the opposite of the rotation of the two for the speed greatly reduced after the ore pulp flows through second whirl discharge gate, thereby effectively reduced the outflow speed of ore pulp.
Furthermore, the first rotational flow discharge holes and the second rotational flow discharge holes are arranged in a staggered mode.
The beneficial effect that adopts above-mentioned technical scheme to produce is that, the ore pulp behind first whirl discharge gate runner material intracavity, the ore pulp at first strikes the chamber wall deceleration, then flows through second whirl discharge gate again, has improved the ore pulp deceleration effect.
Furthermore, a plurality of transverse supporting rods are uniformly and fixedly arranged on the material blocking column along the circumferential direction of the material blocking column, the transverse supporting rods are located below the second cyclone discharge port, and one end of each transverse supporting rod, which is far away from the material blocking column, is fixedly connected with the inner wall of the sorting cylinder.
Adopt above-mentioned technical scheme to produce the beneficial effect be for it is more firm to hinder the material post.
Further, the pulsator includes: support, motor, stroke case, the support fixed mounting be in select and do not expect on the section of thick bamboo outer wall, the motor with the stroke case all sets up on the support, and the two passes through drive mechanism transmission and connects, the output fixedly connected with push pedal of stroke case, the push pedal with eardrum reciprocating contact.
The beneficial effects that adopt above-mentioned technical scheme to produce are that, the motor provides power, through the reciprocating linear motion of stroke case with circular motion conversion to push pedal, the push pedal makes tympanic membrane reciprocating motion, and the tympanic membrane makes the interior ore pulp of pulsation pipe do left and right reciprocating motion, and then the interior ore pulp of pulsation pipe promotes the ore pulp in the grading section of thick bamboo and do up and down reciprocating motion to make nonmagnetic particle and magnetic particle in the ore pulp keep loose state, the effectual machinery that has eliminated nonmagnetic particle and magnetic particle is mingled, has improved the magnetic separation effect.
Further, the transmission mechanism is one or more of belt transmission, chain transmission and gear transmission.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a pulsating magnetic separation apparatus for iron ore according to the present invention.
Fig. 2 is an enlarged schematic view of a part a in fig. 1.
Fig. 3 is an exploded structure diagram of the ore feeding pipe and the blocking column.
FIG. 4 is a schematic top view of the first cyclone discharge port on the feeding pipe.
FIG. 5 is a schematic top view of the second cyclone discharge port on the baffle column.
Fig. 6 is an enlarged schematic view of a part B in fig. 1.
Wherein: 1-grading cylinder, 11-tailing outlet, 12-ore feeding port, 13-water inlet pipe, 14-concentrate outlet, 15-pulsating pipe, 2-tympanic membrane, 3-electromagnetic coil, 4-vertical ore feeding pipe, 41-first cyclone discharge port, 5-material blocking column, 51-material cavity, 52-second cyclone discharge port, 6-pulsating machine, 61-bracket, 62-motor, 63-stroke box, 64-transmission mechanism, 65-push plate, 7-first inclined baffle, 8-second inclined baffle and 9-transverse support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses iron ore pulsation magnetic separation equipment, include:
the device comprises a grading cylinder 1, wherein a tailing outlet 11 and an ore feeding port 12 are arranged at the top of the grading cylinder 1, a water inlet pipe 13 and a concentrate outlet 14 are arranged at the bottom of the grading cylinder 1, a pulsating pipe 15 is connected to the cylinder wall at the bottom of the grading cylinder 1, one end of the pulsating pipe 15 is communicated with the interior of the grading cylinder 1, the other end of the pulsating pipe is connected with a tympanic membrane 2 through a flange structure, the tympanic membrane is made of rubber, an electromagnetic coil 3 is wound on the cylinder wall of the grading cylinder 1 and is electrically connected with a coil controller arranged outside, an interlayer (not marked) can be arranged on the cylinder wall of the grading cylinder, and the electromagnetic coil is arranged in the interlayer, so that the electromagnetic coil is isolated from the;
the vertical ore feeding pipe 4 is arranged in the middle of the interior of the grading barrel 1, one end of the vertical ore feeding pipe 4 is communicated with the ore feeding port 12, the other end of the vertical ore feeding pipe is a closed end and extends downwards, and a plurality of first rotational flow discharge ports 41 are uniformly distributed on the outer wall, close to the closed end, of the vertical ore feeding pipe 4 along the circumferential direction of the vertical ore feeding pipe;
the material blocking column 5 is vertically arranged at the bottom inside the grading barrel 1 and is positioned right below the other end of the vertical ore feeding pipe 4, a material cavity 51 is arranged at the top of the material blocking column 5, a plurality of second rotational flow discharge holes 52 are uniformly distributed on the outer wall of the material cavity 51 along the circumferential direction of the material cavity, and the closed end of the vertical ore feeding pipe 4 penetrates through the top end of the material blocking column 5 and extends into the material cavity 51;
the pulsator 6 is fixedly arranged on the outer cylinder wall of the sorting cylinder 1, and the output end of the pulsator 6 is in reciprocating contact with the tympanic membrane 2.
The position of the outer wall of the vertical ore feeding pipe 4, which is positioned at the first rotational flow discharge port 41, is fixedly connected with a first inclined baffle 7, and an included angle a between the first inclined baffle 7 and the vertical ore feeding pipe 4 is 30-45 degrees.
The position of the outer wall of the material blocking column 5, which is positioned at the second cyclone discharge port 52, is fixedly connected with a second inclined baffle 8, and the included angle b between the second inclined baffle 8 and the material blocking column 5 is 30-45 degrees.
The first cyclone discharge port 41 and the second cyclone discharge port 52 are arranged in opposite rotating directions.
The first swirl discharge openings 41 and the second swirl discharge openings 52 are arranged in a staggered manner.
A plurality of transverse supporting rods 9 are uniformly and fixedly arranged on the material blocking column 5 along the circumferential direction of the material blocking column, the transverse supporting rods 9 are positioned below the second cyclone discharge port 52, and one end of each transverse supporting rod, which is far away from the material blocking column 5, is fixedly connected with the inner wall of the grading cylinder 1.
The pulsator 6 includes: support 61, motor 62, stroke case 63, support 61 fixed mounting are on selecting and do not a set 1 outer wall, and motor 62 and stroke case 63 all set up on support 61, and the two passes through drive mechanism 64 transmission and connects, and the output fixedly connected with push pedal 65 of stroke case 63, push pedal 65 and eardrum 2 reciprocating contact.
The transmission mechanism 64 is one or more of a belt drive, a chain drive, and a gear drive.
The working principle is as follows:
an external high-pressure ore pulp pump injects ore pulp into an ore feeding pipe through an ore feeding port, the ore pulp flows out of a first rotational flow discharge port into a material cavity in a certain rotational direction to realize speed reduction of the ore pulp, then the ore pulp in the material cavity flows out of a sorting cylinder in a certain rotational direction again through a second rotational flow discharge port to realize speed reduction of the ore pulp again, and finally the ore pulp entering the sorting cylinder is low in speed, so that the flow rate of water introduced into the sorting cylinder is reduced, the water consumption of the magnetic separation equipment is reduced, and water resources are saved; meanwhile, the arrangement of the first cyclone discharge port and the second cyclone discharge port enables ore pulp to flow out in a rotary direction, so that the ore pulp and water are mixed to form irregular turbulence, the ore pulp is separated, and the ore dressing effect is improved; when the pulsator pushes the tympanic membrane, the tympanic membrane pushes the ore pulp to keep the non-magnetic particles and the magnetic particles in the ore pulp in a loose state, so that the mechanical inclusion of the non-magnetic particles and the magnetic particles is effectively eliminated, the magnetic separation effect is improved, and when the tympanic membrane pushes the ore pulp to move, the discharge of materials at a concentrate outlet and a tailing outlet is facilitated, and the blockage is avoided.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An iron ore pulsating magnetic separation apparatus, comprising:
the device comprises a grading cylinder (1), wherein a tailing outlet (11) and a feeding port (12) are formed in the top of the grading cylinder (1), a water inlet pipe (13) and a concentrate outlet (14) are formed in the bottom of the grading cylinder (1), a pulsating pipe (15) is connected to the cylinder wall of the bottom of the grading cylinder (1), one end of the pulsating pipe (15) is communicated with the inside of the grading cylinder (1), a drum membrane (2) is formed in the other end of the pulsating pipe, and an electromagnetic coil (3) is wound on the cylinder wall of the grading cylinder (1);
the vertical ore feeding pipe (4) is arranged in the middle of the interior of the grading barrel (1), one end of the vertical ore feeding pipe is communicated with the ore feeding port (12), the other end of the vertical ore feeding pipe is a closed end and extends downwards, and a plurality of first rotational flow discharge ports (41) are uniformly distributed on the outer wall, close to the closed end, of the vertical ore feeding pipe (4) along the circumferential direction of the vertical ore feeding pipe;
the material blocking column (5) is vertically arranged at the bottom inside the sorting barrel (1) and is positioned right below the other end of the vertical ore feeding pipe (4), a material cavity (51) is formed in the top of the material blocking column (5), a plurality of second rotational flow discharge holes (52) are uniformly distributed in the outer wall of the material cavity (51) along the circumferential direction of the material cavity, and the closed end of the vertical ore feeding pipe (4) penetrates through the top end of the material blocking column (5) and extends into the material cavity (51);
the pulsating machine (6) is fixedly arranged on the outer cylinder wall of the sorting cylinder (1), and the output end of the pulsating machine (6) is in reciprocating contact with the tympanic membrane (2).
2. An iron ore pulsation magnetic separation equipment according to claim 1, characterized in that the position of the first cyclone discharge port (41) on the outer wall of the vertical feeding pipe (4) is fixedly connected with a first inclined baffle (7), and the included angle a between the first inclined baffle (7) and the vertical feeding pipe (4) is 30-45 °.
3. An iron ore pulsation magnetic separation equipment according to claim 2, characterized in that a second inclined baffle (8) is fixedly connected to the position of the second cyclone discharge port (52) on the outer wall of the material blocking column (5), and the included angle b between the second inclined baffle (8) and the material blocking column (5) is 30-45 °.
4. A pulsed magnetic separation plant for iron ores according to claim 3, characterized in that the directions of rotation of the first cyclone discharge outlet (41) and the second cyclone discharge outlet (52) are opposite.
5. A pulsed magnetic iron ore separation plant according to claim 1 characterised in that the first (41) and second (52) cyclone discharge openings are staggered.
6. An iron ore pulsation magnetic separation equipment according to claim 1, characterized in that a plurality of transverse supporting rods (9) are uniformly and fixedly installed on the blocking column (5) along the circumferential direction thereof, the transverse supporting rods (9) are located below the second cyclone discharge port (52), and one end of the transverse supporting rods far away from the blocking column (5) is fixedly connected with the inner wall of the grading barrel (1).
7. An iron ore pulsating magnetic separation plant according to any one of claims 1 to 6, characterized in that the pulsating machine (6) comprises: support (61), motor (62), stroke case (63), support (61) fixed mounting be in select and do not expect on the section of thick bamboo (1) outer wall, motor (62) with stroke case (63) all set up on support (61), and the two passes through drive mechanism (64) transmission and connects, the output fixedly connected with push pedal (65) of stroke case (63), push pedal (65) with tympanic membrane (2) reciprocating contact.
8. A pulsed magnetic separation plant for iron ores according to claim 7, characterized in that the drive mechanism (64) is one or more of a belt drive, a chain drive, a gear drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020768279.9U CN212493458U (en) | 2020-05-11 | 2020-05-11 | Iron ore pulsation magnetic separation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020768279.9U CN212493458U (en) | 2020-05-11 | 2020-05-11 | Iron ore pulsation magnetic separation equipment |
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| Publication Number | Publication Date |
|---|---|
| CN212493458U true CN212493458U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020768279.9U Active CN212493458U (en) | 2020-05-11 | 2020-05-11 | Iron ore pulsation magnetic separation equipment |
Country Status (1)
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|---|---|
| CN (1) | CN212493458U (en) |
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2020
- 2020-05-11 CN CN202020768279.9U patent/CN212493458U/en active Active
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