Multi-stage blowing system for cleaning medium

Abstract

The utility model discloses a multi-stage blowing system for cleaning media, which belongs to the technical field of dry powder electromagnetic iron removers and comprises a medium rod provided with a main air passage. The transverse spraying assemblies are distributed in the axial direction. The transverse spraying assembly comprises a plurality of transverse spraying and blowing pipes distributed in the circumferential direction, and the transverse spraying and blowing pipes extend in the radial direction. A first air passage communicated with the main air passage is arranged in at least part of the transverse blowing pipes, and a plurality of first blowing holes are formed in the circumferential surfaces of the transverse blowing pipes; the vertical injection assembly comprises a plurality of vertical injection pipes distributed in the circumferential direction. A second air channel is formed in the vertical blowing pipe, and a plurality of second blowing holes are formed in the circumferential surface of the vertical blowing pipe; high-pressure gas passes through the main gas channel and the first gas channel, is sprayed out from the first injection hole and can be injected to the surface of the magnetic medium from the inside, and the high-pressure gas passes through the second gas channel, is sprayed out from the second injection hole and can be injected to the surface of the magnetic medium from the outside, so that viscous materials on the surface of the magnetic medium can be cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of dry powder electromagnetic iron removers, and particularly relates to a multi-stage blowing system for cleaning media. Background Art

[0002] The dry powder electromagnetic iron remover can adsorb or release ferromagnetic impurities in dry powder materials by using an alternately existing and disappearing magnetic field, so as to discharge the sorted dry powder materials and ferromagnetic impurities successively, and realize the screening and impurity removal of dry powder materials; the dry powder electromagnetic iron remover has the characteristics of high magnetic field intensity, large magnetic field gradient and strong adsorption force for ferromagnetic substances, and can well remove ferromagnetic impurities in dry powder materials, so as to achieve the purpose of purifying dry powder materials.

[0003] When the dry powder electromagnetic iron remover is used for demagnetization of iron phosphate materials, due to the relatively viscous iron phosphate materials, during the iron removal process of the dry powder iron remover, part of the viscous materials are easily adhered to the magnetic medium and are not easy to clean, which will seriously affect the beneficiation effect; at present, in order to remove the viscous materials adhered to the magnetic medium, a high-pressure blowing pipe is usually arranged at a position above the magnetic medium in the material channel to blow the magnetic medium, and this method can only remove the viscous materials on the surface of the uppermost magnetic medium, and the viscous materials on the surfaces of the vast majority of the middle and lower magnetic media cannot be cleaned, making it difficult to effectively improve the sorting effect in the next cycle.

[0004] Therefore, it is an urgent problem to be solved at present to develop and design a multi-stage blowing system that can effectively clean the viscous materials on the surfaces of all magnetic media and improve the sorting effect. Summary of the Utility Model

[0005] For the problems existing in the prior art, the utility model provides a multi-stage blowing system for cleaning media. The main air duct in the medium rod is communicated with the first air duct in the transverse blowing pipe, and a plurality of first blowing holes communicated with the first air duct are arranged on the transverse blowing pipe. The high-pressure gas passes through the main air duct and the first air duct and sprays out from the first blowing holes, and can blow the surfaces of all magnetic media from the inside. At the same time, the second blowing holes on a plurality of vertical blowing pipes are communicated with the second air ducts inside them, and the high-pressure gas passes through the second air ducts and sprays out from the second blowing holes, and can blow the surfaces of all magnetic media from the outside, so as to effectively clean the viscous materials on the surfaces of all magnetic media, not affect the sorting in the next cycle, and improve the sorting effect and concentrate index.

[0006] In order to achieve the above object, the technical scheme adopted by the utility model is as follows:

[0007] The utility model provides a multi-stage blowing system for cleaning media, comprising:

[0008] A dielectric rod, with a main air duct provided inside the dielectric rod;

[0009] A number of lateral ejection components, which are distributed along the axial direction of the dielectric rod; the lateral ejection components include a number of lateral blowing pipes, and the number of lateral blowing pipes belonging to the same lateral ejection component are distributed along the circumferential direction of the dielectric rod. One end of the lateral blowing pipe is fixedly connected to the dielectric rod and extends along the radial direction of the dielectric rod; at least part of the lateral blowing pipes are provided with a first air duct, the first air duct is communicated with the main air duct, and a number of first blowing holes communicated with the first air duct are arranged on the circumferential surface of the lateral blowing pipe;

[0010] A vertical blowing component, the vertical blowing component includes a number of vertical blowing pipes, the number of vertical blowing pipes are distributed along the circumferential direction of the dielectric rod, and the vertical blowing pipes are fixed on the dielectric rod; a second air duct is provided inside the vertical blowing pipe, and a number of second blowing holes communicated with the second air duct are arranged on the circumferential surface of the vertical blowing pipe;

[0011] A magnetic medium, which is arranged on the dielectric rod and distributed along the axial direction of the dielectric rod.

[0012] As a preferred technical solution, the dielectric rod is vertically arranged, and the main air duct extends along the axial direction of the dielectric rod.

[0013] As a preferred technical solution, the upper end of the dielectric rod is provided with a first opening communicated with the main air duct, the first opening is connected to a gas source, and a first pulse valve is arranged at the first opening.

[0014] As a preferred technical solution, the axis of the vertical blowing pipe is parallel to the axis of the dielectric rod.

[0015] As a preferred technical solution, the upper end of the vertical blowing pipe is provided with a second opening communicated with the second air duct, the second opening is connected to a gas source, and a second pulse valve is arranged at the second opening.

[0016] As a preferred technical solution, the vertical blowing component further includes a positioning ring sleeved on the dielectric rod, and a radially arranged connecting rod is arranged between the vertical blowing pipe and the positioning ring;

[0017] And / or, the extending direction of the second air duct is parallel to the axis of the dielectric rod;

[0018] And / or, a number of the second blowing holes are staggered along the axis of the vertical blowing pipe;

[0019] And / or, the gas source is set as an air pump or an air tank.

[0020] As a preferred technical solution, a support ring is provided at each position corresponding to each of the lateral ejection assemblies on the dielectric rod, and the support ring is sleeved outside the dielectric rod; a plurality of support grooves corresponding to the lateral blowing pipes one by one are provided on the upper surface of the support ring, and the lateral blowing pipes are embedded in the support grooves.

[0021] As a preferred technical solution, threaded holes are provided on the circumferential surface of the dielectric rod at positions corresponding to each of the lateral blowing pipes, external threads are provided at one end of the lateral blowing pipe, and the lateral blowing pipe is threadedly connected to the threaded hole.

[0022] As a preferred technical solution, the magnetic medium includes a plurality of dielectric disks, and the dielectric disks are sleeved on the dielectric rod.

[0023] As a preferred technical solution, the first air duct extends along the axis of the lateral blowing pipe;

[0024] And / or, a plurality of the first blowing holes are staggered along the axis of the lateral blowing pipe.

[0025] The beneficial effects of the present invention are manifested in:

[0026] In the present invention, the dielectric rod, the lateral blowing pipe and the vertical blowing pipe are all provided with a hollow structure. The main air duct in the dielectric rod is communicated with the first air duct in the lateral blowing pipe, and a plurality of first blowing holes communicated with the first air duct are provided on the lateral blowing pipe. The high-pressure gas passes through the main air duct and the first air duct and sprays out from the first blowing holes, and can spray the surfaces of all the magnetic media from the inside. At the same time, the second blowing holes on the plurality of vertical blowing pipes are communicated with the second air ducts inside them, and the high-pressure gas passes through the second air ducts and sprays out from the second blowing holes, and can spray the surfaces of all the magnetic media from the outside. The first blowing holes and the second blowing holes cooperate with each other, and can effectively clean the sticky materials on the surfaces of all the magnetic media, and will not cause adverse effects on the sorting in the next cycle, improving the sorting effect and concentrate index. Description of the Drawings

[0027] Figure 1 is a schematic diagram of the overall structure of an embodiment of a multi-stage blowing system for cleaning media of the present invention;

[0028] Figure 2 is Figure 1 an enlarged view of area A in

[0029] Figure 3 is Figure 1 a top view of

[0030] In the figure: 1 - medium rod, 11 - main air duct, 12 - first opening, 13 - threaded hole, 2 - transverse ejection assembly, 3 - transverse blowing pipe, 31 - first air duct, 32 - first blowing hole, 4 - vertical blowing pipe, 41 - second air duct, 42 - second blowing hole, 43 - second opening, 44 - connecting rod, 45 - positioning ring, 5 - support ring, 51 - support groove. Detailed implementation manner

[0031] For the convenience of those skilled in the art to understand, the present utility model will be further described below with reference to the accompanying drawings.

[0032] Please refer to Figures 1-3 , which is an embodiment of a multi-stage blowing system for cleaning media provided by the present utility model, including a medium rod 1, and a main air duct 11 is provided inside the medium rod 1; three transverse ejection assemblies 2 are evenly distributed along the axial direction of the medium rod 1, and the medium rod 1 fixes the three transverse ejection assemblies 2 in series up and down; each transverse ejection assembly 2 includes four transverse blowing pipes 3, and the four transverse blowing pipes 3 belonging to the same transverse ejection assembly 2 are evenly distributed along the circumferential direction of the medium rod 1, and one end of the transverse blowing pipe 3 is fixedly connected to the medium rod 1 and extends along the radial direction of the medium rod 1; a first air duct 31 is provided in each of the four transverse blowing pipes 3, the first air duct 31 is communicated with the main air duct 11, and a plurality of first blowing holes 32 communicated with the first air duct 31 are provided on the circumferential surface of the transverse blowing pipe 3. High-pressure gas passes through the main air duct 11 and the first air duct 31 and is ejected from the first blowing holes 32, which can blow the surfaces of all magnetic media from the inside and effectively clean viscous materials;

[0033] The vertical blowing assembly includes eight vertical blowing pipes 4, and the eight vertical blowing pipes 4 are evenly distributed along the circumferential direction of the medium rod 1, and the vertical blowing pipes 4 are fixed on the medium rod 1; a second air duct 41 is provided in the vertical blowing pipe 4, and a plurality of second blowing holes 42 communicated with the second air duct 41 are provided on the circumferential surface of the vertical blowing pipe 4. High-pressure gas passes through the second air duct 41 and is ejected from the second blowing holes 42, which can blow the surfaces of all magnetic media from the outside and effectively clean viscous materials;

[0034] Magnetic media (not shown in the figure) are arranged on the medium rod 1 and distributed along the axial direction of the medium rod 1, and the iron phosphate material automatically passes through the magnetic media under the action of gravity to achieve separation.

[0035] In other embodiments, the number of the transverse ejection assemblies 2, the number of the transverse blowing pipes 3 included in each transverse ejection assembly 2, the number of the transverse blowing pipes 3 provided with the first air duct 31 inside, and the number of the vertical blowing pipes 4 can all be other values, as long as they can effectively remove the viscous materials adhering to the surface of the magnetic media.

[0036] Specifically, the magnetic medium preferably includes a plurality of medium disks. A through hole is provided at the center of the medium disk, and the plurality of medium disks are sleeved on the medium rod 1 layer by layer through the through hole.

[0037] It should be noted that, please refer to Figure 1 and Figure 2 , the medium rod 1 is preferably vertically arranged, and the main air duct 11 extends along the axial direction of the medium rod 1. Correspondingly, the magnetic medium is distributed in the vertical direction. The iron phosphate material automatically enters from above under the action of gravity and flows out from below after sorting. Specifically, the magnetic medium should be placed between adjacent lateral ejection components 2 and fixed on the lateral ejection component 2 below it.

[0038] In this embodiment, please refer to Figure 1 , a first opening 12 communicating with the main air duct 11 is provided at the upper end of the medium rod 1. The first opening 12 is connected to the air source, and a first pulse valve is provided at the first opening 12. Under the action of the first pulse valve, the high-pressure gas in the air source can generate a high-pressure pulsed air flow at the first ejection hole 32, which can effectively blow off the viscous material on the surface of the magnetic medium near the first ejection hole 32 and improve the cleaning effect.

[0039] Specifically, please refer to Figures 1-3 , the first air duct 31 should extend along the axis of the lateral ejection pipe 3, and a plurality of first ejection holes 32 should be staggered along the axis of the lateral ejection pipe 3 to ensure that the high-pressure gas ejected from the first ejection holes 32 can have a good cleaning effect on the surfaces of all the magnetic media near the lateral ejection pipe 3.

[0040] In this embodiment, please refer to Figures 1-3 , the axis of the vertical ejection pipe 4 should be parallel to the axis of the medium rod 1. The vertical ejection pipe 4 is arranged around the medium rod 1 and encloses the magnetic medium inside.

[0041] On the basis of the foregoing embodiment, please refer to Figure 1 , a second opening 43 communicating with the second air duct 41 is provided at the upper end of the vertical ejection pipe 4. The second opening 43 is connected to the air source, and a second pulse valve is provided at the second opening 43. Under the action of the second pulse valve, the high-pressure gas in the air source can generate a high-pressure pulsed air flow at the second ejection hole 42, which can effectively blow off the viscous material on the surface of the magnetic medium near the second ejection hole 42 and improve the cleaning effect.

[0042] Specifically, please refer to Figure 3, the vertical jetting assembly further includes a positioning ring 45 sleeved on the medium rod 1. A radially arranged connecting rod 44 is provided between the vertical jetting pipe 4 and the positioning ring 45. The positioning ring 45 should be arranged at the upper end of the medium rod 1. Specifically, the connecting rod 44 is welded to the vertical jetting pipe 4 and the positioning ring 45 respectively. The positioning ring 45 is located above the uppermost support ring 5. The positioning ring 45 is in clearance fit with the medium rod 1, which can be conveniently sleeved on the medium rod 1 and is convenient for processing and production.

[0043] Furthermore, please refer to Figures 1-3 , the extending direction of the second air passage 41 should be parallel to the axis of the medium rod 1, and several second jetting holes 42 should be staggered along the axis of the medium rod 1, ensuring that the high-pressure gas ejected from the second jetting holes 42 can have a good cleaning effect on the surfaces of all magnetic media near the vertical jetting pipe 4.

[0044] It should be noted that the air source is preferably set as an air pump or an air tank.

[0045] In this embodiment, please refer to Figures 1-3 , support rings 5 are provided on the medium rod 1 corresponding to each transverse jetting assembly 2. The support rings 5 are sleeved outside the medium rod 1 and are in clearance fit with the medium rod 1. The support rings 5 press on the magnetic media, which can position the magnetic media. At the same time, several support grooves 51 corresponding to the transverse jetting pipes 3 one by one are provided on the upper surface of the support rings 5. The transverse jetting pipes 3 are embedded in the support grooves 51. The support grooves 51 can apply a stable supporting force to the transverse jetting pipes 3 to ensure the stability of the transverse jetting pipes 3 during use.

[0046] On the basis of the foregoing embodiment, please refer to Figures 1-3 , threaded holes 13 are provided on the circumferential surface of the medium rod 1 corresponding to each transverse jetting pipe 3. One end of the transverse jetting pipe 3 is provided with an external thread. The transverse jetting pipe 3 is threadedly connected to the threaded holes 13, which not only realizes the connection between the main air passage 11 and the first air passage 31, but also facilitates installation.

[0047] Please refer to Figures 1-3 , the specific working mode of the present utility model is as follows:

[0048] During the iron discharging process, first, under the action of the first pulse valve, high-pressure gas passes through the main air passage 11 and the first air passage 31 and ejects high-pressure pulsed air flow from the first jetting holes 32, acting on the magnetic media from the inside. Then, under the action of the second pulse valve, high-pressure gas passes through the second air passage 41 and ejects high-pressure pulsed air flow from the second jetting holes 42, acting on the magnetic media from the outside. The viscous materials adhered to the surfaces of the magnetic media can be cleaned up.

[0049] It should be noted that the first pulse valve on the main air duct 11 and the second pulse valves on the eight vertical jet pipes 4 are preferably set to act alternately, which can have a better cleaning effect on the magnetic medium.

[0050] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention can have various changes and modifications. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A multi-stage injection system for cleaning a medium, characterized in that, Comprising: A dielectric rod (1) with a main air duct (11) provided therein; A plurality of lateral ejection assemblies (2) distributed along the axial direction of the dielectric rod (1); each of the lateral ejection assemblies (2) includes a plurality of lateral blowing tubes (3), and the plurality of lateral blowing tubes (3) belonging to the same lateral ejection assembly (2) are distributed along the circumferential direction of the dielectric rod (1). One end of each lateral blowing tube (3) is fixedly connected to the dielectric rod (1) and extends radially along the dielectric rod (1). At least part of the lateral blowing tubes (3) are provided with a first air duct (31) communicating with the main air duct (11), and a plurality of first blowing holes (32) communicating with the first air duct (31) are provided on the circumferential surface of the lateral blowing tube (3); A vertical blowing assembly including a plurality of vertical blowing tubes (4) distributed along the circumferential direction of the dielectric rod (1), and the vertical blowing tubes (4) are fixed on the dielectric rod (1); the vertical blowing tubes (4) are provided with a second air duct (41), and a plurality of second blowing holes (42) communicating with the second air duct (41) are provided on the circumferential surface of the vertical blowing tube (4); A magnetic medium provided on the dielectric rod (1) and distributed along the axial direction of the dielectric rod (1).

2. The multi-stage jetting system for cleaning a medium according to claim 1, wherein The dielectric rod (1) is vertically arranged, and the main air duct (11) extends along the axial direction of the dielectric rod (1).

3. A multi-stage injection system for cleaning a medium according to claim 2, characterized in that, The upper end of the dielectric rod (1) is provided with a first opening (12) communicating with the main air duct (11), the first opening (12) is connected to a gas source, and a first pulse valve is provided at the first opening (12).

4. A multi-stage jetting system for cleaning a medium according to claim 2, characterized in that, The axis of the vertical blowing tube (4) is parallel to the axis of the dielectric rod (1).

5. A multi-stage jetting system for cleaning a medium according to claim 4, characterized in that, The upper end of the vertical blowing tube (4) is provided with a second opening (43) communicating with the second air duct (41), the second opening (43) is connected to a gas source, and a second pulse valve is provided at the second opening (43).

6. A multi-stage jetting system for cleaning a medium according to claim 5, characterized in that, The vertical blowing assembly further includes a positioning ring (45) sleeved on the dielectric rod (1), and a radially arranged connecting rod (44) is provided between the vertical blowing tube (4) and the positioning ring (45); And / or, the extending direction of the second air duct (41) is parallel to the axis of the dielectric rod (1); And / or, a plurality of the second blowing holes (42) are staggered along the axis of the vertical blowing tube (4); And / or, the gas source is set as an air pump or an air tank.

7. A multi-stage jetting system for cleaning a medium according to claim 1, characterized in that, A support ring (5) is provided on the dielectric rod (1) corresponding to each of the lateral ejection assemblies (2), and the support ring (5) is sleeved outside the dielectric rod (1); a plurality of support grooves (51) corresponding to the lateral blowing tubes (3) one by one are provided on the upper surface of the support ring (5), and the lateral blowing tubes (3) are embedded in the support grooves (51).

8. A multi-stage jetting system for cleaning a medium according to claim 1, characterized in that, Threaded holes (13) are provided on the circumferential surface of the dielectric rod (1) corresponding to each of the transverse blowing pipes (3). One end of the transverse blowing pipe (3) is provided with an external thread, and the transverse blowing pipe (3) is threadedly connected to the threaded hole (13).

9. A multi-stage jetting system for cleaning a medium according to claim 1, wherein, The magnetic medium includes a plurality of dielectric disks sleeved on the dielectric rod (1).

10. A multi-stage jetting system for cleaning a medium according to claim 1, characterized in that, The first air duct (31) extends along the axis of the transverse blowing pipe (3); and / or, a plurality of the first blowing holes (32) are staggered along the axis of the transverse blowing pipe (3).

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