CN210497200U - Dust keeper of mine shale shaker - Google Patents
Dust keeper of mine shale shaker Download PDFInfo
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- CN210497200U CN210497200U CN201921461198.8U CN201921461198U CN210497200U CN 210497200 U CN210497200 U CN 210497200U CN 201921461198 U CN201921461198 U CN 201921461198U CN 210497200 U CN210497200 U CN 210497200U
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Abstract
The application provides a dust keeper of mine shale shaker relates to mine shale shaker technical field, wherein, the shale shaker subassembly includes upper screen cloth, electrostatic precipitator net and lower floor's screen cloth, lower floor's screen cloth is located the below of upper screen cloth, be provided with electrostatic precipitator net between upper screen cloth and the lower floor's screen cloth, the periphery of electrostatic precipitator net is fixed on lower floor's screen cloth through bolt fastening or welded mode, the one end of electrostatic precipitator net is connected with electrostatic generator through the wire. The utility model discloses an adopted double-deck screen cloth, and set up electrostatic precipitator net between the double-deck screen cloth, carrying out the in-process that the vibration was screened to the ore, the dust that the screening produced can adsorb on electrostatic precipitator net, has effectively solved the problem that mining shale shaker can produce a large amount of dusts in the vibration screening in-process, and then can avoid dust pollution operation environment in the ore deposit, has reduced the injury of dust to the health of human body.
Description
Technical Field
The utility model relates to a mine shale shaker technical field, in particular to dust keeper of mine shale shaker.
Background
The vibrating screen operates by utilizing reciprocating rotary type vibration generated by vibrator excitation. The mining vibrating screen can be divided into: high-efficiency heavy sieves, self-centering vibrating sieves, elliptical vibrating sieves, dewatering sieves, circular vibrating sieves, banana sieves, linear vibrating sieves and the like. At present, the mine uses the advanced technologies at home and abroad such as vibrating motor excitation, rubber spring vibration reduction, high-wear-resistance material sieve plates, sealed sieve boxes and the like and the advanced self-synchronizing vibration principle, and has the characteristics of long service life, low noise, high sieving efficiency and the like.
However, the utility model discloses the people finds above-mentioned mining shale shaker technique to have following technical problem at least at the in-process of realizing the technical scheme in this application embodiment: the existing mining vibrating screen can generate a large amount of dust in the vibrating screening process, and the too high dust concentration can seriously pollute the operation environment on the mine and increase the harm to human bodies.
SUMMERY OF THE UTILITY MODEL
In order to overcome present not enough, this application embodiment provides a dust keeper of mine shale shaker, and this kind of dust keeper of mine shale shaker adopts double-deck screen cloth, and sets up electrostatic precipitator net between the double-deck screen cloth, adsorbs the dust that the screening produced on the electrostatic precipitator net, has effectively solved the problem that mining shale shaker can produce a large amount of dust in the vibration screening process.
The technical scheme adopted by the embodiment of the application for solving the technical problem is as follows:
the utility model provides a dust keeper of mine shale shaker, this dust keeper of mine shale shaker includes:
the top of the screen box is provided with a feed hopper;
the vibrating screen assembly is located below the feed hopper, the vibrating screen assembly comprises an upper screen, an electrostatic dust collection net and a lower screen, the lower screen is located below the upper screen, the electrostatic dust collection net is arranged between the upper screen and the lower screen, the periphery of the electrostatic dust collection net is fixed on the lower screen in a bolt fixing or welding mode, and one end of the electrostatic dust collection net is connected with an electrostatic generator through a wire.
Further, the outer edges of the upper screen and the lower screen are welded on a connecting plate, the connecting plate is fixed on the inner wall of the screen box through a gutter bolt, and the upper screen and the lower screen are connected with an output shaft of a vibrating motor.
Furthermore, the mesh sizes of the upper-layer screen and the lower-layer screen are equal, and the positions of the meshes of the upper-layer screen and the lower-layer screen are in one-to-one correspondence.
Furthermore, the aperture of the meshes of the electrostatic dust removal net is one time or two times of the aperture of the meshes of the lower-layer screen, and the positions of the meshes of the electrostatic dust removal net correspond to the positions of the meshes of the lower-layer screen one to one.
Further, a conveying belt is arranged below the vibrating screen assembly, one end of the conveying belt is located inside the screen box, the other end of the conveying belt is located outside the screen box, a plurality of grids are uniformly distributed on the surface of the conveying belt, and the aperture of each grid is smaller than that of the lower-layer screen.
Furthermore, a coarse material port is formed in one side, located at the output end of the upper-layer screen mesh, of the screen box; the sieve case is located output one side of conveyer belt and has seted up the thin material mouth, the top of thick material mouth and thin material mouth all articulates through the hinge ear has the apron, the apron is the metal sheet, it has the magnet piece to bond through glue in the top that just is located thick material mouth and thin material mouth on the outer wall of sieve case, the apron adsorbs on the magnet piece.
Further, the below of conveyer belt is provided with the intake pipe, the both ends of intake pipe are passed through the bearing and are rotated the inside of installing at the sieve case, it has a plurality of nozzles to distribute in the intake pipe, the one end of intake pipe runs through to the outside of sieve case and through shaft coupling and step motor's output shaft fixed connection, the other end of intake pipe runs through to the outside of sieve case and through the output tube connection of rotary joint and air-blower.
Further, the feeder hopper top has the top cap through hinge joint, be connected with the dust removal pipe on the feeder hopper lateral wall, the dust removal union coupling has dust exhausting fan, dust exhausting fan's output passes through the pipe connection cyclone.
The embodiment of the application has the advantages that:
1. due to the fact that the double-layer screen meshes are adopted, and the electrostatic dust removal net is arranged between the double-layer screen meshes, dust generated by screening can be adsorbed on the electrostatic dust removal net in the process of carrying out vibration screening on ores, the problem that a large amount of dust can be generated in the vibration screening process of the mining vibrating screen is effectively solved, dust can be prevented from polluting the operation environment on the mine, and damage of the dust to the health of a human body is reduced.
2. The air inlet pipe and the nozzles are adopted for air injection, and the conveying belt above the air inlet pipe is designed into a grid shape, so that when dust on the electrostatic dust removal net needs to be cleaned, the electrostatic generator can be powered off firstly, the vibrating screen continues to vibrate, the dust drops under the vibration effect, then air is blown in by the air blower, the dust is sprayed out upwards from the nozzles, the dust is blown upwards, and finally the dust is drawn out by the dust removal fan, so that the cleaning of the electrostatic dust removal net is realized, and the dust removal effect of the electrostatic dust removal net can be ensured.
3. Because the intake pipe rotates and installs in the sieve incasement, when the nozzle clearance electrostatic precipitator of using in the intake pipe was netted when the dust, can utilize the rotatory intake pipe of step motor for nozzle in the intake pipe is towards the conveyer belt, when not using, then utilizes the rotatory intake pipe of step motor, makes the nozzle on the intake pipe distribute down, and thus in the vibration screening process, makes the nozzle can not keep distributing up always, and then accumulates the dust, influences the normal use of nozzle.
4. Because the setting of apron, when clearing up the electrostatic precipitator net, can separate apron and magnet piece for the apron suitably seals coarse fodder mouth and thin material mouth, avoids the dust to fly away from coarse fodder mouth and thin material mouth, pollutes operational environment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a shaker assembly of the present invention;
fig. 3 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.
In the figure: 1. a screen box; 2. a feed hopper; 3. a top cover; 4. a dust removal pipe; 5. a dust removal fan; 6. a shaker screen assembly; 7. a coarse material port; 8. a fine material port; 9. a conveyor belt; 10. an air inlet pipe; 11. a nozzle; 12. a rotary joint; 13. a blower; 14. a stepping motor; 15. an electrostatic generator; 16. an upper screen; 17. an electrostatic dust removal screen; 18. a lower layer screen mesh; 19. a connecting plate; 20. a cover plate; 21. a magnet piece; 22. and (5) hinging the ear.
Detailed Description
The embodiment of the application provides a dust keeper of mine shale shaker, solves among the prior art problem that mine shale shaker can produce a large amount of dusts in the vibratory screening in-process, adopts double-deck screen cloth in the shale shaker subassembly, and sets up electrostatic precipitator net between the double-deck screen cloth, adsorbs the dust that the screening produced on electrostatic precipitator net, has reduced the injury of dust to human health.
In the embodiment of the application, in order to solve the problem that the mining vibrating screen can generate a large amount of dust in the vibrating screening process, the general idea is as follows:
example 1:
as shown in fig. 1-2, a dust-proof device of a mine vibrating screen comprises:
the screen box 1 is provided with a feed hopper 2 at the top part;
a shale shaker subassembly 6, this shale shaker subassembly 6 is located the below of feeder hopper 2, shale shaker subassembly 6 includes upper screen cloth 16, electrostatic precipitator net 17 and lower floor's screen cloth 18, lower floor's screen cloth 18 is located the below of upper screen cloth 16, be provided with electrostatic precipitator net 17 between upper screen cloth 16 and the lower floor's screen cloth 18, the periphery of electrostatic precipitator net 17 is fixed on lower floor's screen cloth 18 through bolt fastening or welded mode, the one end of electrostatic precipitator net 17 is connected with electrostatic generator 15 through the wire, electrostatic generator 15 can utilize the bolt fastening on sieve case 1 outer wall, electrostatic generator 15 is from taking the power cord.
The outer edges of the upper screen 16 and the lower screen 18 are welded on the connecting plate 19, the connecting plate 19 is fixed on the inner wall of the screen box 1 by a gutter bolt, the upper screen 16 and the lower screen 18 are connected with an output shaft of a vibrating motor, and the vibrating screen is connected with the vibrating motor in a conventional vibrating screen connecting structure in a specific connecting mode, so that the detailed mark is omitted in the drawing.
The mesh sizes of the upper layer screen 16 and the lower layer screen 18 are equal, and the positions of the mesh of the upper layer screen 16 and the mesh of the lower layer screen 18 correspond to each other one by one.
The aperture of the mesh of the electrostatic dust removal net 17 is equal to one time or two times of the aperture of the mesh of the lower-layer screen 18, and the positions of the meshes of the electrostatic dust removal net 17 correspond to the positions of the meshes of the lower-layer screen 18 one by one.
The technical scheme in the embodiment of the application at least has the following technical effects or advantages: because the double-layer screen mesh is adopted, and the electrostatic dust removal net 17 is arranged between the double-layer screen mesh, the dust generated by screening can be adsorbed on the electrostatic dust removal net 17 in the process of carrying out vibration screening on the ore, the problem that the mining vibrating screen can generate a large amount of dust in the vibration screening process is effectively solved, the operation environment on the mine can be prevented from being polluted by the dust, and the harm of the dust to the health of a human body is reduced.
During specific work, ores enter from the feed hopper 2 and fall on the upper-layer screen 16, the vibrating motor drives the upper-layer screen 16 and the lower-layer screen 18 to vibrate, at the moment, after the ores on the upper-layer screen 16 are screened by the upper-layer screen 16, coarse materials are discharged from the coarse material port 7, and fine materials fall in the screen box 1 after passing through the electrostatic dust removal net 17 and the lower-layer screen 18; in the vibration screening process, the dust carried on the ore can fly under the vibration of the vibrating screen to form a large amount of dust, so that in the screening process, the electrostatic generator 15 is powered on, the electrostatic dust removal net 17 is utilized to adsorb the dust generated in the screening process, the flying of the dust is reduced, and the dust is prevented from polluting the working environment.
Example 2:
as shown in fig. 1 and 3, a conveyer belt 9 is arranged below the vibrating screen assembly 6, one end of the conveyer belt 9 is located inside the screen box 1, the other end of the conveyer belt 9 is located outside the screen box 1, a plurality of grids are uniformly distributed on the surface of the conveyer belt 9, and the aperture of each grid is smaller than that of the lower-layer screen 18.
A coarse material opening 7 is formed in one side, located at the output end of the upper-layer screen 16, of the screen box 1; sieve case 1 is located output one side of conveyer belt 9 and has seted up thin material mouth 8, and the top of thick material mouth 7 and thin material mouth 8 all articulates through hinge ear 22 has apron 20, and apron 20 is the metal sheet, and the top that just is located thick material mouth 7 and thin material mouth 8 on the outer wall of sieve case 1 has magnet piece 21 through glue bonding, and apron 20 adsorbs on magnet piece 21.
The below of conveyer belt 9 is provided with intake pipe 10, and the both ends of intake pipe 10 are passed through the bearing and are rotated the inside of installing at sieve case 1, and it has a plurality of nozzles 11 to distribute on the intake pipe 10, and the one end of intake pipe 10 runs through to the outside of sieve case 1 and through the output shaft fixed connection of shaft coupling and step motor 14, and the other end of intake pipe 10 runs through to the outside of sieve case 1 and through the output tube connection of rotary joint 12 and air-blower 13.
There is top cap 3 at 2 tops of feeder hopper through hinged joint, is connected with dust removal pipe 4 on 2 lateral walls of feeder hopper, and dust removal pipe 4 is connected with dust exhausting fan 5, and dust exhausting fan 5's output passes through pipe connection cyclone, because cyclone is prior art conventional structure, so do not have detailed designation in the picture.
The technical scheme in the embodiment of the application at least has the following technical effects or advantages: because the air inlet pipe 10 and the nozzles 11 are adopted for air injection, and the conveying belt 9 above the air inlet pipe 10 is designed into a grid shape, when dust on the electrostatic dust collection net 17 needs to be cleaned, the electrostatic generator 15 can be powered off firstly, the vibrating screen continues to vibrate, the dust falls under the vibration effect, then air is blown in by the air blower 13 and is sprayed upwards from the nozzles 11, the dust is blown upwards, and finally the dust is drawn out by the dust removal fan 5, so that the cleaning of the electrostatic dust collection net 17 is realized, and the dust removal effect of the electrostatic dust collection net 17 can be further ensured.
Because the intake pipe 10 rotates and installs in sieve case 1, when the nozzle 11 on the intake pipe 10 needs to be utilized to clear up the dust on the electrostatic precipitator net 17, can utilize step motor 14 to rotate intake pipe 10, make nozzle 11 on the intake pipe 10 towards conveyer belt 9, when not using, then utilize step motor 14 to rotate intake pipe 10, make nozzle 11 on the intake pipe 10 distribute downwards, and thus in the vibration screening process, make nozzle 11 not keep always distributing upwards, and then accumulate the dust, influence the normal use of nozzle 11.
Because the setting of apron 20, when clearing up electrostatic precipitator net 17, can separate apron 20 and magnet piece 21 for apron 20 suitably seals coarse fodder mouth 7 and fine material mouth 8, avoids the dust to fly away from coarse fodder mouth 7 and fine material mouth 8, pollutes operational environment.
During specific work, fine materials screened by the vibrating screen assembly 6 fall on the conveying belt 9 and are conveyed out from the fine material port 8, after the vibrating screen assembly is used for a period of time, feeding of ores is suspended, the power supply of the electrostatic generator 15 is switched off, the vibrating screen continuously vibrates, the top cover 3 is closed, the cover plate 20 is separated from the magnet piece 21, the coarse material port 7 and the fine material port 8 are properly sealed, the air inlet pipe 10 is rotated by the stepping motor 14, the nozzles 11 on the air inlet pipe 10 are distributed upwards, at the moment, the air blower 13 and the dust removal fan 5 are started, the air blower 13 sends air into the air inlet pipe 10 and upwards sprays out from the nozzles 11 to form an upward air flow, the upward air flow upwards blows the vibrating screen assembly 6 after passing through the conveying belt 9, at the moment, dust on the electrostatic dust removal net 17 in the vibrating screen assembly 6 is shaken off under the action of vibration, and the shaken off dust continues to move upwards by the upward air flow, and is discharged from the dust removal pipe 4, thereby realizing the cleaning of the electrostatic precipitator net 17.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.
Claims (8)
1. The utility model provides a dust keeper of mine shale shaker, the dust keeper of this mine shale shaker of its characterized in that includes:
the screen box (1), the top of the screen box (1) is provided with a feed hopper (2);
the utility model provides a shale shaker subassembly (6), this shale shaker subassembly (6) are located the below of feeder hopper (2), shale shaker subassembly (6) include upper screen cloth (16), electrostatic precipitator net (17) and lower floor's screen cloth (18), lower floor's screen cloth (18) are located the below of upper screen cloth (16), be provided with electrostatic precipitator net (17) between upper screen cloth (16) and lower floor's screen cloth (18), the periphery of electrostatic precipitator net (17) is fixed on lower floor's screen cloth (18) through bolt fastening or welded mode, the one end of electrostatic precipitator net (17) is connected with electrostatic generator (15) through the wire.
2. The mine vibrating screen dust prevention device according to claim 1, wherein the outer edges of the upper screen (16) and the lower screen (18) are welded on a connecting plate (19), the connecting plate (19) is fixed on the inner wall of the screen box (1) through gutter bolts, and the upper screen (16) and the lower screen (18) are connected with an output shaft of a vibrating motor.
3. The mine vibrating screen dust prevention device as recited in claim 2, characterized in that the mesh openings of the upper layer screen (16) and the lower layer screen (18) are equal in size, and the positions of the mesh openings of the upper layer screen (16) and the lower layer screen (18) are in one-to-one correspondence.
4. The dust-proof device of the mine vibrating screen as claimed in claim 3, characterized in that the mesh aperture of the electrostatic dust-removing net (17) is equal to one or two times of the mesh aperture of the lower screen (18), and the mesh positions of the electrostatic dust-removing net (17) and the mesh positions of the lower screen (18) are in one-to-one correspondence.
5. The mine vibrating screen dust prevention device according to claim 4, wherein a conveying belt (9) is arranged below the vibrating screen assembly (6), one end of the conveying belt (9) is located inside the screen box (1), the other end of the conveying belt (9) is located outside the screen box (1), a plurality of grids are uniformly distributed on the surface of the conveying belt (9), and the aperture of each grid is smaller than that of the lower-layer screen (18).
6. The mine vibrating screen dust prevention device according to claim 5, wherein the screen box (1) is provided with a coarse material opening (7) at one side of the output end of the upper screen (16); sieve case (1) is located output one side of conveyer belt (9) and has seted up thin material mouth (8), the top of thick material mouth (7) and thin material mouth (8) all articulates through hinge ear (22) has apron (20), apron (20) are the metal sheet, it has magnet piece (21) to bond through glue on the outer wall of sieve case (1) and the top that is located thick material mouth (7) and thin material mouth (8), apron (20) adsorbs on magnet piece (21).
7. The mine vibrating screen dustproof device according to claim 6, wherein an air inlet pipe (10) is arranged below the conveying belt (9), two ends of the air inlet pipe (10) are rotatably installed inside the screen box (1) through bearings, a plurality of nozzles (11) are distributed on the air inlet pipe (10), one end of the air inlet pipe (10) penetrates through the outside of the screen box (1) and is fixedly connected with an output shaft of the stepping motor (14) through a coupler; the other end of the air inlet pipe (10) penetrates through the outside of the screen box (1) and is connected with an output pipe of the air blower (13) through a rotary joint (12).
8. The mine vibrating screen dust prevention device according to claim 1, wherein a top cover (3) is hinged to the top of the feed hopper (2) through a hinge, a dust removal pipe (4) is connected to the side wall of the feed hopper (2), the dust removal pipe (4) is connected with a dust removal fan (5), and the output end of the dust removal fan (5) is connected with a cyclone separator through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921461198.8U CN210497200U (en) | 2019-09-04 | 2019-09-04 | Dust keeper of mine shale shaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921461198.8U CN210497200U (en) | 2019-09-04 | 2019-09-04 | Dust keeper of mine shale shaker |
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| CN210497200U true CN210497200U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921461198.8U Active CN210497200U (en) | 2019-09-04 | 2019-09-04 | Dust keeper of mine shale shaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845517A (en) * | 2020-12-30 | 2021-05-28 | 南京精工新材料有限公司 | Preparation process of low-cost biological environment-friendly material tool |
-
2019
- 2019-09-04 CN CN201921461198.8U patent/CN210497200U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845517A (en) * | 2020-12-30 | 2021-05-28 | 南京精工新材料有限公司 | Preparation process of low-cost biological environment-friendly material tool |
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