CN107470020B

CN107470020B - Magnetic separator swivel

Info

Publication number: CN107470020B
Application number: CN201710829878.XA
Authority: CN
Inventors: 张军; 林恬盛; 徐少华; 刘建国; 汤玉和; 何健全; 张红英
Original assignee: Guangdong Institute of Resources Comprehensive Utilization
Current assignee: Guangdong Institute of Resources Comprehensive Utilization
Priority date: 2017-09-15
Filing date: 2017-09-15
Publication date: 2023-04-14
Anticipated expiration: 2037-09-15
Also published as: CN107470020A

Abstract

The utility model provides a magnetic separator change, includes the change body through actuating mechanism drive rotation, the change body is including fitting with a contraceptive ring, lower ring, main shaft and a plurality of baffle, it is equipped with the feed inlet to fit with a contraceptive ring, the lower ring is equipped with the bin outlet, be equipped with the separation chamber between the two adjacent baffles respectively, each is selected separately the intracavity and installs the magnetic medium box that the discharge apparatus that washes that is convenient for change this side of change set up respectively washes the discharge, the position department that corresponds each baffle of fitting with a contraceptive ring is equipped with the gusset respectively, be provided with flat board and lower flat board on wheel hub's the lateral surface, the inner of each gusset is connected between last flat board and lower flat board and is connected with wheel hub's lateral surface, and the outer end of each gusset is connected with the medial surface of fitting with a contraceptive ring. The magnetic separator has the advantages of reliable structure and high integral rigidity, adopts a structure that the feeding and discharging directions are vertical to the flushing and discharging directions, can ensure enough action depth of magnetic media, improves the sorting effect of the magnetic separator, ensures the flushing and discharging effect, realizes continuous and reliable operation of equipment, and has no blockage.

Description

Magnetic separator swivel

Technical Field

The invention relates to a magnetic separator swivel, in particular to a magnetic separator swivel capable of realizing the perpendicularity of a feeding and discharging direction and a flushing and discharging direction.

Background

Since the advent of continuous high-gradient magnetic separators, the continuous high-gradient magnetic separators have the advantages of good sorting effect, large treatment capacity, continuous operation, high automation degree and the like, are widely applied to domestic and foreign mine enterprises, sewage treatment enterprises and the like, and are one of the most important devices for wet sorting of weak magnetic substances.

The continuous high-gradient magnetic separator can be divided into a vertical ring type high-gradient magnetic separator and a horizontal high-gradient magnetic separator, mainly comprises an excitation coil, a magnetic yoke, a rotating ring, a pulsation mechanism, a feeding and discharging mechanism and the like, wherein the rotating ring part is used as one of core parts of the continuous high-gradient magnetic separator, is a key part for realizing continuous operation, placing and separating magnetic media, adsorbing and separating magnetic materials and non-magnetic materials of the whole equipment, and plays an important role in the sorting effect and the flushing and discharging effect of the whole equipment.

In recent years, with the continuous progress of the requirements of industrial products, the requirements on the purity of raw materials are gradually increased, for example, the requirement on the whiteness of quartz sand is higher and higher. This has new requirements for the sorting effect of continuous high gradient magnetic separation equipment.

The existing continuous high-gradient magnetic separator adopts the operation modes of feeding at the upper part (or the bottom), discharging at the bottom (or the upper part), and reversely flushing and discharging, namely a rotating ring structure with the feeding and discharging directions parallel to the flushing and discharging directions. There is a contradiction in this swivel structure: the sorting effect is good, and the height of a swivel sorting cavity (the sorting height of magnetic media) is increased, so that washing water is difficult to penetrate through an excessively thick magnetic medium box, the washing and unloading effect is poor, more and more magnetic substances are left on the magnetic medium box, and even the magnetic medium box is blocked; if the medium is easy to wash and has no blockage, the height of the rotary ring sorting cavity needs to be reduced, so that the sorting effect is poor.

Disclosure of Invention

The invention aims to solve the problems and the defects, and provides the magnetic separator swivel which has a reliable structure and high integral rigidity, can effectively improve the height of a swivel separation cavity, improve the separation effect, ensure the flushing effect and realize the continuous and reliable operation of equipment.

The technical scheme of the invention is realized as follows:

the invention relates to a magnetic separator swivel, which comprises a swivel body driven to rotate by a driving mechanism, and is characterized in that: the change body is including fitting with a contraceptive ring, lower ring, be used for being connected with actuating mechanism and wear to put at the through-hole that sets up at the wheel hub that sets up at last ring center and lower ring center and connect and fit with a contraceptive ring and down between and along a plurality of baffles that the circumferencial direction of change body was arranged at intervals, wherein it is equipped with the feed inlet respectively to fit with a contraceptive ring the position department between two adjacent baffles, the position department that the lower ring lies in between two adjacent baffles is equipped with the bin outlet respectively, and the space between two adjacent baffles forms the separation chamber that is linked together with feed inlet and bin outlet, and each is selected separately the intracavity and is installed the magnetic medium box that the discharge apparatus that washes that the other setting of change body side of being convenient for washed and is unloaded respectively, and the feeding of change body row material direction is perpendicular with the direction of unloading of washing that washes of discharge apparatus, the position department that corresponds each baffle of fitting with a contraceptive ring is equipped with the gusset respectively, be provided with flat board and flat board down on wheel hub's the lateral surface, the inner of each gusset is connected between flat board and is connected with the medial surface of fitting with a contraceptive ring, and the outer end of each gusset is connected with the medial surface of fitting with a contraceptive ring.

Furthermore, in order to prevent materials from entering the lower flat plate of the upper ring and increase the cleaning difficulty, a cover plate is connected between every two adjacent rib plates, and the cover plate is connected with the upper flat plate and the lower flat plate. Also, the cover plate is an inclined cover plate or a vertical cover plate.

Furthermore, in order to ensure that the partition plate is reliably positioned with the upper ring and the lower ring, the upper ring and the lower ring are respectively provided with a positioning hole, the partition plate is provided with an upper positioning hole at a position corresponding to the positioning hole of the upper ring, and the partition plate is provided with a lower positioning hole at a position corresponding to the positioning hole of the lower ring.

Furthermore, in order to facilitate the installation of the magnetic medium box and fix the magnetic medium box firmly, the partition plate is provided with a screw hole, and the magnetic medium box is installed and fixed on the partition plate through the connection of a bolt and the screw hole.

Furthermore, the thickness of the sorting cavity along the flushing and discharging direction is between 10 and 600 mm.

Further, the sorting height of the sorting cavity is 20-3000 mm.

Further, the rotating speed of the rotating ring body is between 0.1 and 100 revolutions per minute.

Further, the maximum outer diameter of the swivel body is between 50 and 15000 mm.

Further, the flush discharge device is arranged inside or/and outside the swivel body.

Further, the driving mechanism is arranged at the upper part or the bottom part of the swivel body.

Compared with the prior art, the invention has the following advantages:

the invention has reliable structure and high integral rigidity, adopts the structure that the feeding and discharging direction is vertical to the flushing and discharging direction, can design the height of the sorting cavity of the rotating ring (the sorting height of the magnetic medium) according to the magnetic performance requirement of the sorted materials as long as the thickness of the sorting cavity of the rotating ring (the thickness of the flushing and discharging direction) is kept unchanged and the flushing and discharging effect of the magnetic medium box is ensured, thereby improving the action time of the magnetic medium, also mixing and arranging a plurality of magnetic medium materials in the height direction of the sorting cavity and improving the magnetic field gradient, thereby greatly improving the sorting effect of the equipment without the problem of magnetic medium blockage, realizing the stable and continuous operation of the equipment, and effectively solving the contradiction between the sorting effect and the flushing and discharging effect caused by the parallel feeding and discharging directions of the rotating ring of the traditional continuous high-gradient magnetic separator. Moreover, the invention has wide application range, and when the invention is used for metal ore separation, the content of magnetic substances in the concentrate can be effectively improved, the recovery rate is improved, and the resource waste is reduced; when the method is used for sorting the non-metallic ores, the purity and whiteness of the non-metallic ores can be effectively improved, and the economic benefit of the non-metallic ores is improved; when the magnetic material is used for sewage treatment, the magnetic performance requirement and the use amount of the magnetic seeds can be reduced, and the operation cost is reduced.

The invention is further described below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is a schematic view of the structure of the upper ring of the present invention.

Fig. 4 is a schematic structural view of the separator of the present invention.

FIG. 5 is a schematic diagram of one embodiment of the present invention.

Fig. 6 is a schematic view of another embodiment of the present invention.

Detailed Description

As shown in figures 1-6, the magnetic separator swivel of the invention comprises a swivel body 1 driven to rotate by a driving mechanism 2, the driving mechanism 2 can be arranged at the upper part or the bottom part of the swivel body 1, the rotating speed of the swivel body 1 is between 0.1 and 100 revolutions per minute, and the maximum outer diameter of the swivel body 1 is between 50 and 15000 mm. The swivel body 1 includes an upper ring 12, a lower ring 14, a main shaft 11 and a plurality of partition plates 13, wherein the main shaft 11 is used for being connected with the driving mechanism 2 and penetrating through a hub 122 arranged at the center of the upper ring 12 and a through hole 142 arranged at the center of the lower ring 14, the partition plates 13 are connected between the upper ring 12 and the lower ring 14 and are arranged at equal intervals along the circumferential direction of the swivel body 1, the partition plates 13 are of a trapezoidal structure, the main shaft 11 is connected with the hub 122 arranged at the center of the upper ring 12 through an expansion sleeve or a key groove, and the upper ring 12, the lower ring 14 and the partition plates 13 are fixed into a whole through welding. The upper ring 12 is provided with a feed inlet 121 at a position between two adjacent partition plates 13, the lower ring 14 is provided with a discharge outlet 141 at a position between two adjacent partition plates 13, a space between two adjacent partition plates 13 is formed into a separation cavity 15 communicated with the feed inlet 121 and the discharge outlet 141, the thickness of each separation cavity 15 along the flushing and discharging direction is 10-600 mm, and the separation height of each separation cavity 15 is 20-3000 mm. Meanwhile, magnetic medium boxes (not shown in the figure) which are convenient for the flushing and discharging device arranged beside the swivel body 1 to flush and discharge are respectively arranged in the sorting cavities 15, and the flushing and discharging device can be arranged on the inner side or/and the outer side of the swivel body 1. The specific installation mode of the magnetic medium box is as follows: the partition plate 13 is provided with a screw hole 132, and the magnetic medium box is fixedly installed on the partition plate 132 through the connection of a bolt and the screw hole 132; or the magnetic medium box is compressed and fixed through the partition boards on the two sides of the corresponding sorting cavity; alternatively, the magnetic media case may be fixed by a snap fit or other means. In addition, in the invention, the feeding and discharging direction of the swivel body 1 is vertical to the flushing and discharging direction of the flushing and discharging device, and through the structure that the feeding and discharging direction (namely the magnetic medium sorting height direction) is vertical to the flushing and discharging direction, on the basis of keeping the advantages of high magnetic field intensity, large treatment capacity, high ore dressing efficiency and the like of the swivel of the original flat-ring continuous high-gradient magnetic separator, the magnetic medium sorting height can be freely set according to the requirement, and the magnetic field gradient is increased by adopting the mixed magnetic medium box, so that the sorting action depth can reach 2000mm, and the sorting effect is improved. In addition, the invention can design the magnetic medium separation height according to the magnetic performance requirement of the separation material without influencing the flushing and discharging effect, and can freely arrange a plurality of magnetic conduction stainless steel materials in the separation height direction.

In order to ensure the structure of the present invention to be reliable, the overall rigidity is high, and the service life of the present invention is prolonged, rib plates 123 are respectively arranged at the positions of the upper ring 12 corresponding to the partition plates 13, an upper flat plate 124 and a lower flat plate 125 are arranged on the outer side surface of the hub 122, the inner ends of the rib plates 123 are connected between the upper flat plate 124 and the lower flat plate 125 and connected with the outer side surface of the hub 122, and the outer ends of the rib plates 123 are connected with the inner side surface of the upper ring 12. Meanwhile, in order to prevent materials from entering the lower flat plate of the upper ring and increase the cleaning difficulty, a cover plate 126 is respectively connected between two adjacent rib plates 123, the cover plate 126 is also connected with the upper flat plate 124 and the lower flat plate 125, and the cover plate 126 is an inclined cover plate or a vertical cover plate and is connected with the rib plates 123, the upper flat plate 124 and the lower flat plate 125 into a whole in a welding manner.

In order to facilitate the installation and positioning of the magnetic medium cartridge, and the positioning is reliable, the upper ring 12 and the lower ring 14 are respectively provided with a positioning hole 16, the partition plate 13 is provided with an upper positioning hole 131 at a position corresponding to the positioning hole 16 of the upper ring 12, and the partition plate 13 is provided with a lower positioning hole 133 at a position corresponding to the positioning hole 16 of the lower ring 12.

In addition, the invention can be placed according to the actual use condition. As shown in fig. 5, the feeding and discharging directions are set to be vertical, and the flushing and discharging directions are set to be horizontal. Alternatively, as shown in fig. 6, the feeding and discharging directions are set to be horizontal and the flushing and discharging directions are set to be vertical.

While the present invention has been described by way of examples, and not by way of limitation, other variations of the disclosed embodiments, as would be readily apparent to one of skill in the art, are intended to be within the scope of the present invention, as defined by the claims.

Claims

1. A magnetic separator swivel comprises a swivel body (1) driven to rotate by a driving mechanism (2), and is characterized in that: the rotating ring body (1) comprises an upper ring (12), a lower ring (14), a main shaft (11) and a plurality of partition plates (13), wherein the main shaft (11) is connected with a driving mechanism (2) and penetrates through a hub (122) arranged at the center of the upper ring (12) and a through hole (142) arranged at the center of the lower ring (14), the partition plates (13) are connected between the upper ring (12) and the lower ring (14) and are distributed at equal intervals along the circumferential direction of the rotating ring body (1), feed inlets (121) are respectively arranged at positions of the upper ring (12) between two adjacent partition plates (13), discharge outlets (141) are respectively arranged at positions of the lower ring (14) between two adjacent partition plates (13), and the space between two adjacent baffles (13) forms to sorting chamber (15) that is linked together with feed inlet (121) and bin outlet (141), install the magnetic medium box that the other discharge apparatus that washes that sets up of swivel body (1) side washes the unloading in each sorting chamber (15) respectively, and the feeding of swivel body (1) is arranged the material direction and is washd discharge apparatus's the direction of unloading and perpendicular, the position department that goes up ring (12) and correspond each baffle (13) is equipped with gusset (123) respectively, be provided with on the lateral surface of wheel hub (122) flat board (124) and flat board (125) down, the inner of each gusset (123) is connected between last flat board (124) and flat board (125) down and with wheel hub (122), and the inner of each gusset (123) is connected ) The outer side surfaces of the rib plates (123) are connected, the outer end of each rib plate (123) is connected with the inner side surface of the upper ring (12), a cover plate (126) is connected between every two adjacent rib plates (123), the cover plate (126) is further connected with the upper flat plate (124) and the lower flat plate (125), the upper ring (12) and the lower ring (14) are respectively provided with a positioning hole (16), an upper positioning hole (131) is arranged at the position of the partition plate (13) corresponding to the positioning hole (16) of the upper ring (12), and a lower positioning hole (133) is arranged at the position of the partition plate (13) corresponding to the positioning hole (16) of the lower ring (12).

2. A magnetic separator swivel according to claim 1, wherein: the cover plate (126) is an inclined cover plate or a vertical cover plate.

3. A magnetic separator swivel according to claim 1, wherein: the partition plate (13) is provided with a screw hole (132), and the magnetic medium box is fixedly installed on the partition plate (13) through the connection of a bolt and the screw hole (132).

4. A magnetic separator swivel according to claim 1, wherein: the thickness of the sorting cavity (15) along the flushing and discharging direction is between 10 and 600 mm.

5. A magnetic separator swivel according to claim 1, wherein: the sorting height of the sorting cavity (15) is 20-3000 mm.

6. A magnetic separator swivel according to claim 1, wherein: the rotating speed of the rotating ring body (1) is between 0.1 and 100 revolutions per minute.

7. A magnetic separator swivel according to claim 1, wherein: the maximum outer diameter of the swivel body (1) is between 50 and 15000 mm.

8. A magnetic separator swivel according to claim 1, wherein: the flushing and discharging device is arranged on the inner side or/and the outer side of the swivel body (1).