CN219357214U - Air knife device for high-frequency pulsation powder ore winnowing machine - Google Patents
Air knife device for high-frequency pulsation powder ore winnowing machine Download PDFInfo
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- CN219357214U CN219357214U CN202320217208.3U CN202320217208U CN219357214U CN 219357214 U CN219357214 U CN 219357214U CN 202320217208 U CN202320217208 U CN 202320217208U CN 219357214 U CN219357214 U CN 219357214U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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Abstract
The utility model discloses an air knife device for a high-frequency pulsation powder ore winnowing machine, which belongs to the technical field of dry winnowing equipment and comprises a shell, wherein an ore feeding port is formed in the upper surface of the shell; a roller made of non-magnetic conductive material; the roller is arranged in the shell and can rotate around the axis of the roller, and is connected with a driving assembly; the magnetic system is arranged in the roller, and the axis of the magnetic system is collinear with the axis of the roller; the cross section of the magnetic system is in a filter shape; the wind cavity is embedded on the side wall of the shell; the air cavity is connected with an air inlet pipe which is connected with an air supply assembly; an air outlet is arranged on the side wall of the air cavity in the shell; the width of the air outlet is smaller than that of the air cavity; the direction from the air outlet to the air inlet pipe is the radial direction of the roller; according to the utility model, high-pressure air can be uniformly blown to the surface of the roller through the air outlet on the air cavity, the roller effectively screens ferromagnetic metals in the powder ore under the action of a magnetic system, the structure is simple, the cost is low, the blockage is easy to clean, and the aims of energy saving, consumption reduction and quality stabilization are fulfilled.
Description
Technical Field
The utility model relates to the technical field of dry-method winnowing equipment, in particular to an air knife device for a high-frequency pulsation powder ore winnowing machine.
Background
In the dry separation process of the fine powder metal ores, a mineral separation plant usually uses a fine powder air separator, an air inlet device of the existing fine powder air separator is usually of a nozzle structure, in the dry separation process, the air outlet of the nozzle structure is uneven, the condition that only part of the surface of a roller is winded often occurs, the separation effect is seriously influenced, and metal loss is caused; meanwhile, the blowing wind pressure of the nozzle structure is difficult to control, the nozzle blocking phenomenon is easy to occur, and cleaning is difficult; the nozzle structure can use a large number of nozzles, and is complicated in installation, complex in structure and high in cost.
Therefore, the design of the air knife device which is uniform in blowing, easy to clean and block, simple in structure and low in cost is a problem to be solved by enterprises in production and use of the high-frequency pulsation powder ore winnowing machine at present.
Disclosure of Invention
The air knife device for the high-frequency pulsation powder ore winnowing machine provided by the utility model can enable high-pressure air to be blown to the surface of the roller uniformly through the air outlet on the air cavity, and the roller can effectively screen ferromagnetic metals in the powder ore under the action of a magnetic system, and has the advantages of simple structure, low cost, easiness in clearing blockage and realization of the aims of energy saving, consumption reduction and stable quality.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides an air knife device for a high-frequency pulsation powder ore winnowing machine, which comprises the following components:
the upper surface of the shell is provided with an ore feeding port;
the roller is made of non-magnetic permeability materials; the roller is arranged in the shell, can rotate around the axis of the roller, and is connected with a driving assembly for driving the roller to rotate;
the magnetic system is arranged in the roller, and the axis of the magnetic system is collinear with the axis of the roller; the cross section of the magnetic system is in a shape;
the wind cavity is embedded on the side wall of the shell; the side wall of the air cavity outside the shell is connected with an air inlet pipe, and the air inlet pipe is connected with an air supply assembly; an air outlet is arranged on the side wall of the air cavity in the shell; the width of the air outlet is smaller than that of the air cavity; the direction from the air inlet pipe to the air outlet is the radial direction of the roller.
As a preferable technical scheme, a dust removing opening is arranged at the position, above the wind cavity, of the shell, and the dust removing opening is obliquely upwards arranged along the direction away from the roller.
As a preferred technical solution, the gap of the magnetic system faces away from the wind chamber; the bottom of casing is equipped with concentrate case and tailing case, concentrate case is located under the breach of magnetic system, the tailing case is located the below of magnetic system.
As a preferred technical scheme, the roller is rotatably connected with the inner wall of the shell through a bearing; the driving assembly is set to be a servo motor, and an output shaft of the servo motor is in transmission connection with the roller;
and/or the wind supply assembly is set as a fan or an air pump.
As a preferable technical scheme, a fixed shaft is arranged in the shell, the fixed shaft is arranged along the axis of the magnetic system, and a plurality of reinforcing ribs are arranged between the fixed shaft and the magnetic system.
As a preferable technical scheme, the wind cavity is horizontally arranged; the wind cavity is formed by surrounding a top plate, a front plate, a bottom plate, a wind dispersing plate and two side plates; the air inlet pipe is arranged on the front plate; the air outlet is arranged on the air dispersing plate.
As a preferable technical scheme, the air outlet is in a strip shape, and the length direction of the air outlet is parallel to the axis of the roller; the width of the air outlet is set to be 2-4mm.
As a preferable technical scheme, the air outlet comprises a plurality of air outlet holes, and the distribution directions of the air outlet holes are parallel to the axis of the roller; the air outlet hole is circular, and the inner diameter of the air outlet hole is 8-20mm.
As a preferable technical scheme, one end of the top plate, which is close to the air outlet, and one end of the bottom plate, which is close to the air outlet, are close to each other along the direction of being close to the air outlet.
As a preferable technical scheme, a wind supplementing channel is arranged on the shell at a position below the wind cavity, the wind supplementing channel is connected with the wind feeding component, and the wind supplementing channel is inclined upwards along a direction close to the roller.
The beneficial effects of the utility model are as follows:
according to the utility model, through the air outlet on the air cavity, the air blown into the air cavity by the air supply assembly is further compressed by the air cavity, the formed high-pressure air can be uniformly blown onto the surface of the roller, and under the action of the magnetic system, the nonferromagnetic dust on the roller can be blown down, so that the ferromagnetic metal in the powder ore can be effectively screened, the structure is simple, the cost is low, the blockage is easy to clean, and the aims of energy conservation, consumption reduction and stable quality are fulfilled.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of an air knife device for a high-frequency pulsating fine ore winnowing machine of the present utility model;
FIG. 2 is a top view of the stroke chamber of FIG. 1;
FIG. 3 is a schematic view of the air outlet in FIG. 2;
fig. 4 is a schematic structural diagram of an air outlet according to another embodiment.
In the figure: 1-shell, 11-ore feeding port, 12-dust removal port, 13-concentrate tank, 14-tailing tank, 15-fixed shaft, 16-reinforcing rib, 17-air supplementing channel, 2-roller, 3-magnetic system, 4-air cavity, 41-air inlet pipe, 42-air outlet, 421-air outlet hole, 43-top plate and 44-front plate.
Detailed Description
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
Example 1
Referring to fig. 1-3, an embodiment of an air knife device for a high-frequency pulsation fine ore winnowing machine provided by the utility model comprises a shell 1, wherein an ore feeding port 11 is arranged on the upper surface of the shell 1, and fine ore can enter the shell 1 from the ore feeding port 11 and fall onto a roller 2;
the roller 2 is made of non-magnetic conductive materials, and when the roller 2 is close to the magnetic system 3, ferromagnetic metal in the powder ore is attached to the roller 2 under the action of the magnetic system 3; the roller 2 is arranged in the shell 1, the roller 2 can rotate around the axis of the roller 2, and the roller 2 is connected with a driving component for driving the roller to rotate;
a magnetic system 3, wherein the magnetic system 3 is arranged in the roller 2, and the axis of the magnetic system 3 is collinear with the axis of the roller 2; the cross section of the magnetic system 3 is in a filter shape; the part of the roller 2 corresponding to the magnetic system 3 can enable ferromagnetic metal in the powder ore to be attached to the roller 2 under the action of the magnetic system 3; the part of the roller 2 corresponding to the notch of the magnetic system 3 is separated from the magnetic system 3, and at the moment, the ferromagnetic metal can be separated from the roller 2;
the wind cavity 4 is embedded on the side wall of the shell 1; the side wall of the air cavity 4 outside the shell 1 is connected with an air inlet pipe 41, the air inlet pipe 41 is connected with an air supply assembly, and the air supply assembly can continuously blow air into the air cavity 4 through the air inlet pipe 41; an air outlet 42 is arranged on the side wall of the air cavity 4 positioned in the shell 1; the width of the air outlet 42 is smaller than that of the air cavity 4, so that the air speed at the air outlet 42 is larger than that at the air inlet pipe 41, and the air pressure is improved; the direction from the air outlet 42 to the air inlet pipe 41 is the radial direction of the roller 2, so that the high-pressure air blown out from the air outlet 42 is perpendicular to the surface of the roller 2, and the blowing-off effect on the powder ore is improved.
Referring to fig. 1, a dust removing opening 12 is disposed above the air chamber 4 on the housing 1, the dust removing opening 12 is disposed obliquely upward along a direction away from the drum 2, and excessive air in the housing 1 can carry dust with low density and be discharged from the dust removing opening 12; further, the dust removing port 12 is connected with a dust remover, so that low-density dust discharged by the dust removing port 12 can be effectively removed.
In this embodiment, referring to fig. 1, the notch of the magnetic system 3 faces away from the wind chamber 4; the bottom of the shell 1 is provided with a concentrate box 13 and a tailing box 14, the concentrate box 13 is positioned right below a notch of the magnetic system 3, and ferromagnetic metal falls into the concentrate box 13 under the action of gravity; the tailing tank 14 is located below the magnetic system 3, and non-ferromagnetic dust falls into the tailing tank 14 under the action of gravity.
The roller 2 is preferably rotatably connected with the inner wall of the shell 1 through a bearing; the driving component is preferably set as a servo motor, and an output shaft of the servo motor is in transmission connection with the roller 2 so as to drive the roller 2 to rotate; the air supply assembly is preferably provided as a fan or an air pump.
In this embodiment, referring to fig. 1, a fixed shaft 15 is disposed in the housing 1, the fixed shaft 15 is disposed along an axis of the magnetic system 3, a plurality of reinforcing ribs 16 are disposed between the fixed shaft 15 and the magnetic system 3, and the magnetic system 3 and the fixed shaft 15 can be fixedly connected through the reinforcing ribs 16.
In this embodiment, referring to fig. 1 and 2, the wind chamber 4 is preferably horizontally arranged; specifically, the wind cavity 4 is preferably formed by sequentially splicing and surrounding a top plate 43, a front plate 44, a bottom plate, a wind dispersing plate and two side plates from six directions; the air inlet pipe 41 is preferably arranged on the front plate 44, and the front plate 44 is fixedly connected with the shell 1; the air outlet 42 is preferably arranged on the air dispersing plate; the air distribution plate is disposed opposite the front plate 44.
On the basis of the foregoing embodiment, referring to fig. 3, the air outlet 42 is preferably in a strip shape, the length direction of the air outlet 42 is parallel to the axis of the drum 2, and the high-pressure air blown out from the air outlet 42 uniformly blows out to the surface of the drum 2 in a strip shape, so that the powder ore can be effectively blown out; specifically, the width of the air outlet 42 is preferably set to 2-4mm.
In this embodiment, referring to fig. 1, the end of the top plate 43 close to the air outlet 42 and the end of the bottom plate close to the air outlet 42 are close to each other along the direction close to the air outlet 42, so that the front plate 44 and the bottom plate can further improve the wind pressure of the high-pressure air ejected from the air outlet 42 and improve the blowing effect.
In this embodiment, referring to fig. 1, a wind supplementing channel 17 is disposed on the housing 1 below the wind cavity 4, the wind supplementing channel 17 is connected with a wind feeding component, the wind supplementing channel 17 is inclined upwards along the direction close to the roller 2, and the wind supplementing channel 17 can blow to the roller 2 again, thereby having a supplementing effect on the wind cavity 4 and further improving the screening effect.
Example two
Referring to fig. 4, the difference between the present embodiment and the first embodiment is that: the air outlet 42 comprises a plurality of air outlet holes 421, and the distribution direction of the air outlet holes 421 is parallel to the axis of the roller 2; specifically, the air outlet 421 is circular, the inner diameter of the air outlet 421 is preferably 8-20mm, and the distance between adjacent air outlets 421 is preferably 12-30mm.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a high frequency pulsation air knife device for powder ore winnowing machine which characterized in that includes:
the upper surface of the shell is provided with an ore feeding port;
the roller is made of non-magnetic permeability materials; the roller is arranged in the shell, can rotate around the axis of the roller, and is connected with a driving assembly for driving the roller to rotate;
the magnetic system is arranged in the roller, and the axis of the magnetic system is collinear with the axis of the roller; the cross section of the magnetic system is in a shape;
the wind cavity is embedded on the side wall of the shell; the side wall of the air cavity outside the shell is connected with an air inlet pipe, and the air inlet pipe is connected with an air supply assembly; an air outlet is arranged on the side wall of the air cavity in the shell; the width of the air outlet is smaller than that of the air cavity; the direction from the air inlet pipe to the air outlet is the radial direction of the roller.
2. The air knife device for the high-frequency pulsation fine ore winnowing machine according to claim 1, wherein a dust removing opening is arranged on the shell at a position above the air cavity, and the dust removing opening is obliquely upwards arranged along a direction away from the roller.
3. The air knife device for the high-frequency pulsation powder ore winnowing machine according to claim 1 or 2, wherein the gap of the magnetic system faces away from the air cavity; the bottom of casing is equipped with concentrate case and tailing case, concentrate case is located under the breach of magnetic system, the tailing case is located the below of magnetic system.
4. The air knife device for the high-frequency pulsation fine ore winnowing machine according to claim 1, wherein the roller is rotatably connected with the inner wall of the shell through a bearing; the driving assembly is set to be a servo motor, and an output shaft of the servo motor is in transmission connection with the roller;
and/or the wind supply assembly is set as a fan or an air pump.
5. The air knife device for the high-frequency pulsation fine ore winnowing machine according to claim 1, wherein a fixed shaft is arranged in the shell, the fixed shaft is arranged along the axis of the magnetic system, and a plurality of reinforcing ribs are arranged between the fixed shaft and the magnetic system.
6. The air knife device for the high-frequency pulsation fine ore winnowing machine according to claim 1, wherein the air cavity is horizontally arranged; the wind cavity is formed by surrounding a top plate, a front plate, a bottom plate, a wind dispersing plate and two side plates; the air inlet pipe is arranged on the front plate; the air outlet is arranged on the air dispersing plate.
7. The air knife device for the high-frequency pulsation fine ore winnowing machine according to claim 1 or 6, wherein the air outlet is long-strip-shaped, and the length direction of the air outlet is parallel to the axis of the roller; the width of the air outlet is set to be 2-4mm.
8. The air knife device for the high-frequency pulsation fine ore winnowing machine according to claim 1 or 6, wherein the air outlet comprises a plurality of air outlet holes, and the distribution directions of the air outlet holes are parallel to the axis of the roller; the air outlet hole is circular, and the inner diameter of the air outlet hole is 8-20mm.
9. The air knife device for high-frequency pulsation fine ore winnowing machine according to claim 6, wherein one end of the top plate close to the air outlet and one end of the bottom plate close to the air outlet are close to each other along the direction close to the air outlet.
10. The air knife device for the high-frequency pulsation fine ore winnowing machine according to claim 1, wherein an air supplementing channel is arranged on the shell at a position below the air cavity, the air supplementing channel is connected with the air feeding assembly, and the air supplementing channel is inclined upwards along a direction approaching the roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320217208.3U CN219357214U (en) | 2023-02-14 | 2023-02-14 | Air knife device for high-frequency pulsation powder ore winnowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320217208.3U CN219357214U (en) | 2023-02-14 | 2023-02-14 | Air knife device for high-frequency pulsation powder ore winnowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219357214U true CN219357214U (en) | 2023-07-18 |
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ID=87148894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320217208.3U Active CN219357214U (en) | 2023-02-14 | 2023-02-14 | Air knife device for high-frequency pulsation powder ore winnowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219357214U (en) |
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2023
- 2023-02-14 CN CN202320217208.3U patent/CN219357214U/en active Active
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