CN104984910A - High-dispersibility vortex powder selecting machine - Google Patents
High-dispersibility vortex powder selecting machine Download PDFInfo
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- CN104984910A CN104984910A CN201510421968.6A CN201510421968A CN104984910A CN 104984910 A CN104984910 A CN 104984910A CN 201510421968 A CN201510421968 A CN 201510421968A CN 104984910 A CN104984910 A CN 104984910A
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Abstract
The invention discloses a high-dispersibility vortex powder selecting machine. The high-dispersibility vortex powder selecting machine comprises a shell, a cage-shaped rotor, a motor, a speed reduction box, a transmission shaft, a feeding pipe, an air outflow pipe, a scattering plate, air guiding blades and a coarse powder collecting cone and further comprises a medium coarse powder collecting cone, an upper collecting cone, a middle collecting cone, a lower collecting cone, an outer barrel, an air inflow pipe and a powder passing pipe. The medium coarse powder collecting cone is located below the cage-shaped rotor. The lower end of the transmission shaft extends to the inner lower portion of the shell and is installed in a bearing pedestal. The scattering plate is arranged at the lower end of the transmission shaft. The upper collecting cone, the middle collecting cone and the lower collecting cone are sequentially arranged on the inner lower portion of the shell from top to bottom. An upper opening of the outer barrel is connected with the lower end of the powder passing pipe. A lower opening of the outer barrel is connected with an upper opening of the coarse powder collecting cone. The air inflow pipe is located in the outer barrel. A coarse powder channel is reserved between the air inflow pipe and the inner wall of the outer barrel, and a coarse powder channel is reserved between the air inflow pipe and the inner wall of the powder passing pipe. The feeding pipe is arranged on the shell in a penetrating mode. A discharging port of the feeding pipe is located in the shell and above the scattering plate. The air outflow pipe is located on the upper portion of the shell.
Description
Technical field
The present invention relates to a kind of powder concentrator, particularly a kind of polymolecularity vortex powder selecting machine.
Background technology
At present in cement production process, containing powder concentrator in the equipment adopted, this powder concentrator is generally O-Sepa powder concentrator, it is containing a housing, the in-built cage rotor of housing, cage rotor top is provided with spreading disk, and a circle guiding fan blade is equipped with in rotor outer ring, the top of housing is provided with discharge pipe and charging aperture, and the bottom of rotor is meal cone.Operation principle: sorted materials enters from the charging aperture of case top, drop on the spreading disk of rotation, because the effect material of centrifugal force is shed away, bump against buffer board and change direction free-falling, in the annular space between rotor and guiding fan blade, forming material curtain.First air, Secondary Air are mutually 180 from housing both sides
0two tangent air inlets enter, by guiding fan blade guiding, combine with the turning effort of rotor, form strong level rotary flow isolation field (vortex field), material agglomerate can be smashed by powerful shearing force, is efficiently selected powder to create conditions, and the centripetal suction that relatively fine particle is less than air-flow because of centrifugal action enters in rotor with air-flow through rotor blade, be drawn out of from middle airduct, collected by deduster; Compared with coarse granule in the process fallen, the centripetal suction being greater than air-flow because of centrifugal action hits guiding fan blade, and is constantly subject to washing away of horizontal tangential air-flow, is constantly washed away by the fine powder adhered to thereon, enters into the centre of cage rotor.Fall into the qualified fine powder of ash bucket meal, can, by the cleaning of three tertiary airs of circumference uniform distribution on ash bucket, fine powder be selected.In above-mentioned O-Sepa powder concentrator, from the material that its top feed mouth enters, spread to surrounding by the spreading disk at cage rotor top, because of the barrier effect of collet, material scatters the powder-separating area between wind guide vane and rotor, and material selects powder, because the material curtain fallen between wind guide vane and rotor is thicker between wind guide vane and rotor, therefore not only grinding efficiency is low, and effectiveness of classification is high; Simultaneously owing to adopting its top feed, often between wind guide vane and housing, there is phenomenon of gathering materials, therefore greatly have impact on grinding efficiency.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of polymolecularity vortex powder selecting machine, and not only grinding efficiency is high for this polymolecularity vortex powder selecting machine, and effectiveness of classification is high.
For solving the problems of the technologies described above, a kind of polymolecularity vortex powder selecting machine of the present invention, containing housing, cage rotor, motor, reduction box, power transmission shaft, feed pipe, discharge pipe, spreading disk, wind blade and meal collection cone, motor and reduction box are all arranged on the top of housing, motor is connected with reduction box, power transmission shaft upper end is connected with reduction box, the lower end of power transmission shaft is positioned at housing through the top of housing, cage rotor is arranged on power transmission shaft, the guiding fan blade described in a circle is equipped with in the outside of cage rotor, also containing middle meal collection cone, upper collection cone, middle collection cone, lower collection cone, outer cylinder body, blast pipe and material passing tube, middle meal collection cone is positioned at the below of cage rotor, the middle lower end of meal collection cone is connected with one end of discharge nozzle, the other end of discharge nozzle is positioned at the outside in housing through described housing, and be connected with air valve, the lower end of described power transmission shaft extends to the interior bottom of housing, the lower end of described power transmission shaft is contained in bearing block, bearing block is arranged in housing by connecting rod, described spreading disk is arranged on the bottom of power transmission shaft, and be arranged in the below of meal collection cone, upper collection cone, middle collection cone and lower collection cone are arranged on the interior bottom of housing successively from top to bottom, and the below being positioned at described spreading disk suitable for reading of upper collection cone, the lower end opening of collection cone is connected with the suitable for reading of material passing tube, the bottom of the suitable for reading and material passing tube of outer cylinder body is connected, the end opening of outer cylinder body is connected with described the suitable for reading of meal collection cone, blast pipe is positioned at outer cylinder body, blast pipe and all leave meal passage between outer cylinder body and the inwall of material passing tube, the below being positioned at described spreading disk suitable for reading of blast pipe, and be positioned at collection cone top suitable for reading, the air inlet of blast pipe is positioned at the outside of outer cylinder body, described feed pipe installs on the housing, the charging aperture of feed pipe is positioned at the outside of housing, the discharging opening of feed pipe is positioned at housing and above described spreading disk, described discharge pipe is positioned at the top of housing.
The quantity of described feed pipe is two, and symmetry is installed on housing.
In above-mentioned polymolecularity vortex powder selecting machine, owing to spreading disk to be arranged on the below of cage rotor, and the discharging opening of feed pipe is positioned at the top of spreading disk, therefore be directly sprinkling upon on spreading disk by feed pipe, spreading disk High Rotation Speed, material is fully disperseed, under the airflow function that material after dispersion blows out at bottom air inlet pipe, carry out classification first, meal in material is thrown toward the inwall of housing, after losing kinetic energy, enter meal collection cone along inner walls, upper collection cone, middle collection cone, lower collection cone, material passing tube and outer cylinder body; Material after first time classification enters guide vane with air-flow, and middle coarse granule material was separated before entering cage rotor with fine granular materials, and the meal collection cone that middle meal falls into below cage rotor is discharged; The deduster that fine granular materials enters discharge pipe arrival peripheral hardware through cage rotor is collected; Compared with prior art, not only grinding efficiency is high, and effectiveness of classification is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the right TV structure schematic diagram of Fig. 1.
1. motors, 2. reduction box, 3. power transmission shaft, 4. housing in figure, 5. wind blade, 6. cage rotor, meal collection cone, 8. discharge nozzle 7., 9. air valve, 10. spreading disk, 11. connecting rods, collection cone on 12., collection cone in 13., 14. times collection cones, 15. material passing tubes, 16. blast pipes, 17. outer cylinder bodies, 18. meal collection cones, 19. air inlets, 20. discharge pipes, 21. first feed pipes, 22. second feed pipes.
Detailed description of the invention
In Fig. 1 and Fig. 2, polymolecularity vortex powder selecting machine, containing housing 4, cage rotor 6, motor 1, reduction box 2, power transmission shaft 3, feed pipe, discharge pipe 20, spreading disk 10, wind blade 5 and meal collection cone 18.Motor 1 and reduction box 2 are all arranged on the top of housing 4.Motor 1 is connected with reduction box 2, and power transmission shaft 3 upper end is connected with reduction box 2, and the lower end of power transmission shaft 3 is positioned at housing 4 through the top of housing 4, and cage rotor 6 is arranged on power transmission shaft 3, and the guiding fan blade 5 described in a circle is equipped with in the outside of cage rotor 6.
Above-mentioned polymolecularity vortex powder selecting machine, also containing middle meal collection cone 7, upper collection cone 12, middle collection cone 13, lower collection cone 14, outer cylinder body 17, blast pipe 16 and material passing tube 15.Middle meal collection cone 7 is positioned at the below of cage rotor 6, and the lower end of middle meal collection cone 7 is connected with one end of discharge nozzle 8, and the other end of discharge nozzle 8 is positioned in the outside of housing 4 through described housing 4 and is connected with air valve 9.The lower end of described power transmission shaft 3 extends to the interior bottom of housing 4, and the lower end of described power transmission shaft 3 is contained in bearing block, and bearing block is arranged in housing 4 by connecting rod 11.The bottom that described spreading disk 10 is arranged on power transmission shaft 3 is arranged in the below of meal collection cone 7.Upper collection cone 12, middle collection cone 13 and lower collection cone are according to being arranged on the interior bottom of housing 4 for 14 times from top to bottom and the suitable for reading of upper collection cone 12 is positioned at the below of described spreading disk 10, the end opening of lower collection cone 14 is connected with the suitable for reading of material passing tube 15, the bottom of the suitable for reading and material passing tube 15 of outer cylinder body 17 is connected, and the end opening of outer cylinder body 17 is connected with described the suitable for reading of meal collection cone 18.Blast pipe 16 is positioned at outer cylinder body 17, all leaves meal passage between the inwall of blast pipe 16 and outer cylinder body 17 and material passing tube 15.The suitable for reading of blast pipe 16 is positioned at the below of described spreading disk 10 and is positioned at collection cone 12 top suitable for reading, and the air inlet 19 of blast pipe 16 is positioned at the outside of outer cylinder body 17.Described feed pipe is installed on described housing 4, the charging aperture of feed pipe is positioned at the outside of housing 4, and the discharging opening of feed pipe is positioned at housing 4 and above described spreading disk 10, described discharge pipe 20 is positioned at the top of housing 4.In the present embodiment, the quantity of described feed pipe is two, i.e. the first feed pipe 21 and the second feed pipe 22, and symmetry is installed on housing 1.
During work, material is sprinkling upon on spreading disk 10 by feed pipe, spreading disk 10 is under the drive of motor 1 and reduction box 2, spreading disk 10 is executed at a high speed and is turned, and material is fully disperseed, under the airflow function that the material after dispersion blows out at blast pipe 16, carry out classification first, meal in material is thrown toward the inwall of housing 4, after losing kinetic energy, enters meal collection cone 18 along the inwall of housing 4, upper collection cone 12, middle collection cone 13, lower collection cone 14, material passing tube 15 and outer cylinder body 17.Material after first time classification enters guide vane 5 with air-flow, and middle coarse granule material was separated before entering cage rotor 6 with fine granular materials, and the meal collection cone 7 that middle meal falls into below cage rotor 6 is discharged; Fine granular materials enters through cage rotor 6 deduster that discharge pipe 20 arrives peripheral hardware and is collected.
Above-mentioned polymolecularity vortex powder selecting machine is compared with existing O-Sepa powder concentrator, 1. classification principle is advanced, and structural design is comparatively unique, uses side charging, bottom spreading disk, lower air inlet mode instead, incorporate the classification principles such as gravitational settling, centrifugal sedimentation, plane cylinder, achieve multi-stage separation.Because spreading disk is arranged on the below of cage rotor, granular material from cement grinding mill is directly sprinkling upon on propeller-type spreading disk by feed pipe, and spreading disk High Rotation Speed, makes material fully scatter, material after dispersion, by the air intake of bottom pipe, carries out classification first.Material after first time classification enters guide vane with air-flow, and it makes coarse granule material and fine granular materials just may be separated before entering rotating cage.By this change, output is obviously increased, air quantity obviously reduces, and cement products distribution of particles is more reasonable.2. significantly improve grinding efficiency, 45 microns of cement grinding efficiencies of this powder concentrator can reach more than 85%.3. improve end product quality.Specific surface area of finished products can reach 400 ㎡/more than kg, and 45um tails over < 5%.4, select that powder vortex field uniform and stable is strong, flow resistance is low, noise is low, grinding efficiency is high, can effectively reduce dust collecting fan power.5, process powder amount very large than centrifugal, cyclone type powder sorting machine output large, thus more adapt to the needs of large-scale production, and its classification performance is very stable.
Claims (2)
1. a polymolecularity vortex powder selecting machine, containing housing, cage rotor, motor, reduction box, power transmission shaft, feed pipe, discharge pipe, spreading disk, wind blade and meal collection cone, motor and reduction box are all arranged on the top of housing, motor is connected with reduction box, power transmission shaft upper end is connected with reduction box, the lower end of power transmission shaft is positioned at housing through the top of housing, cage rotor is arranged on power transmission shaft, the guiding fan blade described in a circle is equipped with in the outside of cage rotor, it is characterized in that: also containing middle meal collection cone, upper collection cone, middle collection cone, lower collection cone, outer cylinder body, blast pipe and material passing tube, middle meal collection cone is positioned at the below of cage rotor, the middle lower end of meal collection cone is connected with one end of discharge nozzle, the other end of discharge nozzle is positioned at the outside in housing through described housing, and be connected with air valve, the lower end of described power transmission shaft extends to the interior bottom of housing, the lower end of described power transmission shaft is contained in bearing block, bearing block is arranged in housing by connecting rod, described spreading disk is arranged on the bottom of power transmission shaft, and be arranged in the below of meal collection cone, upper collection cone, middle collection cone and lower collection cone are arranged on the interior bottom of housing successively from top to bottom, and the below being positioned at described spreading disk suitable for reading of upper collection cone, the lower end opening of collection cone is connected with the suitable for reading of material passing tube, the bottom of the suitable for reading and material passing tube of outer cylinder body is connected, the end opening of outer cylinder body is connected with described the suitable for reading of meal collection cone, blast pipe is positioned at outer cylinder body, blast pipe and all leave meal passage between outer cylinder body and the inwall of material passing tube, the below being positioned at described spreading disk suitable for reading of blast pipe, and be positioned at collection cone top suitable for reading, the air inlet of blast pipe is positioned at the outside of outer cylinder body, described feed pipe installs on the housing, the charging aperture of feed pipe is positioned at the outside of housing, the discharging opening of feed pipe is positioned at housing and above described spreading disk, described discharge pipe is positioned at the top of housing.
2. polymolecularity vortex powder selecting machine according to claim 1, is characterized in that: the quantity of described feed pipe is two, and symmetry is installed on housing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510421968.6A CN104984910A (en) | 2015-07-19 | 2015-07-19 | High-dispersibility vortex powder selecting machine |
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| CN201510421968.6A CN104984910A (en) | 2015-07-19 | 2015-07-19 | High-dispersibility vortex powder selecting machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414034A (en) * | 2015-12-16 | 2016-03-23 | 江苏吉能达环境能源科技有限公司 | High dispersion type vortex powder selecting machine |
| CN105618279A (en) * | 2016-01-27 | 2016-06-01 | 太仓权阡机械自动化有限公司 | Efficient slag powder selecting mechanical device |
| CN108883437A (en) * | 2016-04-11 | 2018-11-23 | 诺曼艾索工艺技术有限公司 | Sorting machine |
| CN110355101A (en) * | 2019-07-18 | 2019-10-22 | 江苏安达环保科技有限公司 | A kind of modified Combined powder concentrator |
| CN110465494A (en) * | 2019-08-19 | 2019-11-19 | 若羌县珈蓝环保科技有限公司 | Dry type farmland film removal of impurities all-in-one machine |
| CN112354662A (en) * | 2020-10-20 | 2021-02-12 | 江苏吉达机械制造有限公司 | Double-closed-circuit internal circulation grinding process |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414034A (en) * | 2015-12-16 | 2016-03-23 | 江苏吉能达环境能源科技有限公司 | High dispersion type vortex powder selecting machine |
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| CN110465494A (en) * | 2019-08-19 | 2019-11-19 | 若羌县珈蓝环保科技有限公司 | Dry type farmland film removal of impurities all-in-one machine |
| CN112354662A (en) * | 2020-10-20 | 2021-02-12 | 江苏吉达机械制造有限公司 | Double-closed-circuit internal circulation grinding process |
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Application publication date: 20151021 |
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| RJ01 | Rejection of invention patent application after publication |