CN203842821U - Particle-grading powder separator - Google Patents
Particle-grading powder separator Download PDFInfo
- Publication number
- CN203842821U CN203842821U CN201420051666.5U CN201420051666U CN203842821U CN 203842821 U CN203842821 U CN 203842821U CN 201420051666 U CN201420051666 U CN 201420051666U CN 203842821 U CN203842821 U CN 203842821U
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- axle
- upper shell
- powder concentrator
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- shell
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Abstract
The utility model relates to a powder separating or particle grading device, in particular to a particle-grading powder separator. By the use of the particle-grading powder separator, yield of a grinding system can be increased, cement particles can be graded as required, and the problem that cement products have poor adaptability to admixtures is solved. According to the technical scheme, the particle-grading powder separator comprises an upper housing, a middle housing and a lower housing; a rotating mechanism, upper guide blades, a scattering disc and a beating-back plate are disposed inside the upper housing; a transmission mechanism, a support, feed pipes and an air outgoing pipe are arranged on the upper portion of the housing; the middle housing is arranged below the upper housing; a collecting guide member is disposed within the middle housing; the lower housing is disposed below the middle housing; another rotating mechanism, lower guide blades and guide plates are disposed inside the lower housing; another transmission mechanism and another support are disposed on the lower housing.
Description
One, technical field:
The utility model relates to a kind of granular material sorting or granule materials grading plant, especially relates to a kind of grain composition powder concentrator.
Two, background technology:
Powder concentrator is the visual plant of granular material sorting, especially at cement industry, powder concentrator for grinding system develops into a large amount of vortex powder selecting machines with cage rotor that use at present from centrifugal classifier, cyclone type powder sorting machine, technical had a very much progress, improve mill output, reduced power consumption.The grinding systems with roll squeezer that particularly used in a large number in recent years, can make the output of system increase substantially.But the vortex powder separator grinding efficiency using is at present lower, Hui Fenzhong contains a large amount of satisfactory powder materials.According to the grinding system investigation test about enterprise to use vortex powder separator, Hui Fenzhong is less than 0.045 fine powder content and reaches 40-60 %, and they reenter grinding machine and continue grinding, have reduced system effectiveness.In addition, existing powder concentrator also exists the problem of the finished particle narrower particle size distribution (going out) after sorting, makes cement to concrete admixture adaptability variation.
Published invention 200620173027.1 has adopted two grading room structures, but, the sorting elegance mode entering from bottom, when the fine powder sub-electing rises to powder concentrator top as top sorting wind with air-flow, because touching rear generation viscous, the material on fine powder and top attaches, again become bulky grain and fall, reduce the efficiency of separation.And two rotor speeds can not independently be adjusted, and do not possess grain composition function.
Three, utility model content:
The utility model is in order to solve the weak point in above-mentioned background technology, a kind of grain composition powder concentrator is provided, it not only can improve grinding system output, can also carry out as required cement granules classification grating, solves the cement products problem bad to additive adaptability.
For achieving the above object, the technical solution adopted in the utility model is: a kind of grain composition powder concentrator, comprise upper shell, middle shell and lower house, described upper shell and lower house connect to form by middle shell, it is characterized in that: the structure of described upper shell is hollow cylinder, the structure of middle shell is open circles stage body and the cylinder connection composition of a handstand, and the structure of described lower house is hollow cylinder and a hollow cone composition; On described upper shell, be connected with upper bracket, on described upper bracket, be provided with motor and upper reductor, described support is connected with upper shell with axle one by axle sleeve, on described upper shell, be connected with feed pipe and air outlet, the lower end of feed pipe is provided with bulk cargo dish, and bulk cargo dish is connected with upper rotor part, and the angle of the center line of described air outlet and axle one is 90-180 degree, on described lower house, be provided with lower carriage, on lower carriage, be provided with lower motor and lower reductor;
In described upper shell, be provided with one-level powder concentrator structure, described one-level powder concentrator structure comprises guide vane and upper rotor part in the aerofoil profile of adjustable angle, in described aerofoil profile, guide vane is arranged at the circumferencial direction in upper shell, described upper rotor part is connected with axle one, the both sides, upper end of described upper shell are respectively arranged with enterprising air port one and enterprising air port two, in described upper shell, are provided with counterpunch board.
In described lower house, be provided with secondary powder concentrator structure, described secondary powder concentrator structure comprises guide vane and lower rotor part under the aerofoil profile of adjustable angle, under described aerofoil profile, guide vane is arranged at the circumferencial direction in lower house hollow cylinder, in hollow cylinder, be provided with axle two, described lower rotor part is connected with axle two, the upper end of described lower house is provided with lower air inlet, is provided with deflector on lower rotor part.
Described axle two is connected with transmission mechanism, is provided with axle sleeve two on axle two, and described transmission mechanism is connected with axle sleeve with axle, and axle is connected with lower reductor and lower motor with axle sleeve.
The upper end of described axle one is provided with shaft coupling, is provided with axle sleeve one on axle one.
The upper separation chamber being made up of upper shell, upper guide vane and upper rotor part and the lower separation chamber being made up of lower house, lower guide vane and lower rotor part, the rotor of Liang Ge separation chamber is driven by two adjustable independently rotation systems of speed respectively.
Compared with prior art, the advantage and the effect that the utlity model has are as follows:
1, improve the efficiency of separation.Granular material described in the utility model, by top charging aperture feeding powder concentrator, falls into powder-separating area after fully disperseing by spreading disk, buffer board.Wind is entered by the air inlet of powder concentrator upper shell both sides respectively, enters powder-separating area through guide vane level.In powder concentrator, when the revolution of the cage-type rotor that formed by vertical vane and horizontal blade, make that whole powder-separating area inside and outside differential pressure maintains necessarily up and down, steady air current is even, for top-down material provides the chance that repeatedly repeats sorting; Powder granule is done eddying motion with air-flow, and qualified fine powder enters central tube with air-flow and discharges from top, enters dust-precipitator by fines collection; Do not have the material of abundant sorting to fall into after middle shell is collected and enter the further sorting in lower house powder-separating area with the form of annular charging, the wind being entered by lower house side air inlet mouth, enters powder-separating area through guide vane level, identical in Control Techniques in Classification Procedure of Material and upper shell.Qualified fine powder enters and rises after central tube and the fertilizer at upper shell center is converged via deflector with air-flow, discharges from upper shell top discharge pipe.Meal is discharged from lower house cone.Because material is through two-stage sorting, the classification efficiency of powder concentrator is improved greatly.
2, realize powder material particles grating.The finished cement fineness that cage modle powder concentrator is selected, in the situation that keeping air quantity constant, mainly completes by adjusting cage-type rotor rotating speed.Upper and lower two the cage-type rotor rotating speed drive of the utility model powder concentrator are adjustable, can realize the identical or different rotational speed regulation operation of upper and lower two cage-type rotors, the finished cement fineness sub-electing is adjustable, can realize as required grain composition requirement, avoid the narrower problem of existing powder concentrator finished cement distribution of particles.
Four, brief description of the drawings:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the 1-1 cutaway view of Fig. 1;
Fig. 3 is the 2-2 cutaway view of Fig. 1;
Fig. 4 is the one variation schematic diagram of the utility model powder concentrator;
Fig. 5 is the another kind variation schematic diagram of the utility model powder concentrator;
Fig. 6 is the 3-3 cutaway view of Fig. 5;
Fig. 7 is that the utility model powder concentrator is for half final grinding system schematic diagram;
Fig. 8 is that the utility model powder concentrator is for combination grinding system schematic;
Reference numeral: 1-lower house, 2-lower carriage, 3-deflector, 4-lower rotor part, 5-lower guide vane, 6-lower air inlet, 7-middle shell, 8-upper shell, 9-upper guide vane, 10-upper rotor part, 11-enterprising air port one, 12-counterpunch board, 13-bulk cargo dish, 14-feed pipe, 15-upper bracket, 16-axle sleeve one, 17-upper motor, 18-upper reductor, 19-shaft joint, 20-axle one, 21-air outlet, 22-enterprising air port two, 23-axle sleeve two, 24-axle two, 25-transmission device, 26-axle and axle sleeve, 27-lower reductor, 28-lower motor.
Five, detailed description of the invention:
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated:
Referring to Fig. 1-3: a kind of grain composition powder concentrator, housing comprises upper shell 8, middle shell 7 and lower house 1, upper shell 8, middle shell 7 and lower house 1 are interconnected to constitute.Upper shell is made up of a hollow cylinder, middle shell is that open circles stage body and the cylinder connection of a handstand forms, lower house is connected and composed by a hollow cylinder and a hollow cone, and housing sidepiece is provided with inspection door, is provided with damping isolating seal material between middle shell and lower house.
On described upper shell 8, be connected with upper bracket 15, on described upper bracket 15, be provided with motor 17 and upper reductor 18, described upper bracket 15 is frame structure, described support 15 is connected with upper shell 8 with axle 1 by axle sleeve 16, on described upper shell 8, be connected with feed pipe 14 and air outlet 21, the lower end of feed pipe 14 is provided with bulk cargo dish 13, bulk cargo dish 13 is connected with upper rotor part 10, the center line of described air outlet 21 and the angle of axle 1 are 90-180 degree, on described lower house 1, be provided with lower carriage 2, on lower carriage 2, be provided with lower motor 28 and lower reductor 27,
In described upper shell 8, be provided with one-level powder concentrator structure, described one-level powder concentrator structure comprises guide vane 9 and upper rotor part 10 in the aerofoil profile of adjustable angle, in described aerofoil profile, guide vane 9 is arranged at the circumferencial direction in upper shell 8, described upper rotor part 10 is connected with axle 1, the both sides, upper end of described upper shell 8 are respectively arranged with enterprising air port 1 and enterprising air port 2 22, in described upper shell 8, are provided with counterpunch board 12.
In described lower house 1, be provided with secondary powder concentrator structure, described secondary powder concentrator structure comprises aerofoil profile guide vane 5 and the lower rotor part 4 of adjustable angle, described aerofoil profile guide vane 5 is arranged at the circumferencial direction in lower house 1 hollow cylinder, in hollow cylinder, be provided with axle 2 24, described lower rotor part 4 is connected with axle 2 24, the upper end of described lower house is provided with lower air inlet 6, is provided with deflector 3 on lower rotor part 4.
Described axle 2 24 is connected with transmission mechanism 25, is provided with axle sleeve 2 23 on axle 2 24, and described transmission mechanism 25 is connected with axle sleeve 26 with axle, and axle is connected with lower reductor 27 and lower motor 28 with axle sleeve 26.
The upper end of described axle 1 is provided with shaft coupling 19, is provided with axle sleeve 1 on axle 1.
The upper separation chamber being made up of upper shell 8, upper guide vane 9 and upper rotor part 10 and the lower separation chamber being made up of lower house 1, lower guide vane 3 and lower rotor part 4, the rotor of Liang Ge separation chamber is driven by two adjustable independently rotation systems of speed respectively.
In upper shell in upper rotor part 10 and lower house lower rotor part 4 respectively by two independently rotation system drive, speed is independent adjustable.
In upper shell, rotating part comprises the cage-type rotor with graded blade, and rotor is fixed on axle, and axle drives by transmission mechanism.In lower house, rotating part comprises cage-type rotor and the deflection plate with graded blade, and rotor is fixed on axle, and axle drives by transmission mechanism.
Technological process of the present utility model: powder material enters into spreading disk 13 by feed pipe 14, bulk cargo dish 13 is driven by upper motor 17, upper reductor 18, shaft joint 19 and axle 1, under the effect of rotating at bulk cargo dish 13, material is fallen into upper guide vane 9 and upper rotor part 10(cage-type rotor by shedding after counterpunch board 12 fully disperses) between graded region.Gas enters upper shell 8 from enterprising air port 1 and enterprising air port 2 22, and under upper guide vane 9 effects, level enters powder-separating area.The cage-type rotor 10 being made up of vertical vane and horizontal blade is driven by drive system motor 17, upper reductor 18, shaft joint 19 and axle 1, when revolution, make that whole powder-separating area inside and outside differential pressure maintains necessarily up and down, steady air current is even, material is repeatedly repeated sorting from top to bottom, and qualified fine powder enters central tube with air-flow.The material that does not enter central tube falls into after middle shell 7 is collected and enters lower house.Assorting room is identical with the assorting room in upper shell 8 again in lower house for material.The material that enters lower house 1 falls into lower guide vane 5 and lower rotor part 4(cage-type rotor with annularity) between graded region, gas enters lower house 1 from lower air inlet 6, cage-type rotor by 28 times reductors 27 of motor under drive system, axle and axle sleeve 26, pass to device 25 and axle 2 24 and drive revolution, material is repeatedly repeated sorting from top to bottom, qualified fine powder enters central tube with air-flow, enter upper shell 8 central tubes via middle shell 7, the air-flow that contains fine powder with upper shell 8 central tubes converges from top discharge pipe 21 discharges, and enters dust-precipitator by fines collection.3 of refluence plates reduce eddy current effect, are conducive to gas and rise.Meal is collected and is got rid of through lower house 1.
The air quantity that enters powder concentrator each several part can be by external valve control.Keep in geostationary situation at air quantity, finished product (fine powder) fineness of selecting is mainly by the rotating speed control of rotor.Because upper and lower two cage-type rotor speed are independently adjusted, so upper and lower two powder-separating areas can sub-elect the product of different-grain diameter particle size distribution, realize the grain composition of finished cement.
Fig. 4 is the one variation schematic diagram of the utility model powder concentrator.Its difference is that lower house is made up of a hollow cylinder and a hollow inclined taper, and the axle sleeve 23 that connects lower rotor part 4 is connected with the drive system that lower motor 28 forms with the lower reductor 27 of being located on lower carriage 2 with axle 24.
Embodiment 2:
Referring to accompanying drawing 5-6.Powder material enters into spreading disk 13 by feed pipe 14, and the air inlet 11 of the gas that carries granular material on upper shell enters, and gas enters lower house through air inlet 6.The assorting room of material in powder concentrator is same as embodiment 1.
?the utility model is in the application (referring to Fig. 7) of cement half final grinding system.
The utility model is in the application (referring to Fig. 8) of cement combination grinding system.
The utility model powder concentrator can be used for cement, raw material, coal dust, slag and other powdery material classification sorting.
The utility model powder concentrator theory and structure also can be used for existing powder concentrator transformation.
Claims (4)
1. a grain composition powder concentrator, comprise upper shell (8), middle shell (7) and lower house (1), described upper shell (8) and lower house (1) connect to form by middle shell (7), it is characterized in that: the structure of described upper shell (8) is hollow cylinder, the structure of middle shell (7) is open circles stage body and the cylinder connection composition of a handstand, and the structure of described lower house (1) is hollow cylinder and a hollow cone composition, on described upper shell (8), be connected with upper bracket (15), on described upper bracket (15), be provided with motor (17) and upper reductor (18), described support (15) is connected with upper shell (8) with axle one (20) by axle sleeve (16), on described upper shell (8), be connected with feed pipe (14) and air outlet (21), the lower end of feed pipe (14) is provided with bulk cargo dish (13), bulk cargo dish (13) is connected with upper rotor part (10), the center line of described air outlet (21) and the angle of axle one (20) are 90-180 degree, on described lower house (1), be provided with lower carriage (2), on lower carriage (2), be provided with lower motor (28) and lower reductor (27),
In described upper shell (8), be provided with one-level powder concentrator structure, described one-level powder concentrator structure comprises guide vane (9) and upper rotor part (10) in the aerofoil profile of adjustable angle, guide vane in described aerofoil profile (9) is arranged at the circumferencial direction in upper shell (8), described upper rotor part (10) is connected with axle one (20), the both sides, upper end of described upper shell (8) are respectively arranged with enterprising air port one (11) and enterprising air port two (22), in described upper shell (8), are provided with counterpunch board (12);
In described lower house (1), be provided with secondary powder concentrator structure, described secondary powder concentrator structure comprises guide vane (5) and lower rotor part (4) under the aerofoil profile of adjustable angle, guide vane under described aerofoil profile (5) is arranged at the circumferencial direction in lower house (1) hollow cylinder, in hollow cylinder, be provided with axle two (24), described lower rotor part (4) is connected with axle two (24), the upper end of described lower house is provided with lower air inlet (6), is provided with deflector (3) on lower rotor part (4).
2. a kind of grain composition powder concentrator according to claim 1, it is characterized in that: described axle two (24) is connected with transmission mechanism (25), on axle two (24), be provided with axle sleeve two (23), described transmission mechanism (25) is connected with axle sleeve (26) with axle, and axle is connected with lower reductor (27) and lower motor (28) with axle sleeve (26).
3. a kind of grain composition powder concentrator according to claim 1 and 2, is characterized in that: the upper end of described axle one (20) is provided with shaft coupling (19), is provided with axle sleeve one (16) on axle one (20).
4. a kind of grain composition powder concentrator according to claim 3, it is characterized in that: the upper separation chamber being made up of upper shell (8), upper guide vane (9) and upper rotor part (10) and the lower separation chamber being made up of lower house (1), lower guide vane (3) and lower rotor part (4), the rotor of Liang Ge separation chamber is driven by two adjustable independently rotation systems of speed respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051666.5U CN203842821U (en) | 2014-01-27 | 2014-01-27 | Particle-grading powder separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051666.5U CN203842821U (en) | 2014-01-27 | 2014-01-27 | Particle-grading powder separator |
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| Publication Number | Publication Date |
|---|---|
| CN203842821U true CN203842821U (en) | 2014-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420051666.5U Expired - Fee Related CN203842821U (en) | 2014-01-27 | 2014-01-27 | Particle-grading powder separator |
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| Country | Link |
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| CN (1) | CN203842821U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923483A (en) * | 2015-05-19 | 2015-09-23 | 绵阳蓝奥科技有限公司 | Multi-stage efficient powder selecting machine |
| CN104941912A (en) * | 2015-07-13 | 2015-09-30 | 江苏吉能达环境能源科技有限公司 | Intelligent and precise double-drive powder grading machine |
| CN107755260A (en) * | 2017-11-13 | 2018-03-06 | 盐城吉达环保设备有限公司 | A kind of twin shaft birotor is classified powder concentrator |
| CN110508488A (en) * | 2019-08-26 | 2019-11-29 | 航天环境工程有限公司 | A kind of pneumatic vortex sorting machine and application |
| CN112827821A (en) * | 2021-02-05 | 2021-05-25 | 南京西普水泥工程集团有限公司 | Sorting unit of birotor structure |
| CN113351480A (en) * | 2021-05-13 | 2021-09-07 | 天津水泥工业设计研究院有限公司 | Two-stage dynamic rotor powder concentrator capable of adjusting grain size grading of finished products |
| CN113351486A (en) * | 2021-04-02 | 2021-09-07 | 唐山开远科技有限公司 | Fine particle dry separation and grading dust collection complete device |
-
2014
- 2014-01-27 CN CN201420051666.5U patent/CN203842821U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923483A (en) * | 2015-05-19 | 2015-09-23 | 绵阳蓝奥科技有限公司 | Multi-stage efficient powder selecting machine |
| CN104941912A (en) * | 2015-07-13 | 2015-09-30 | 江苏吉能达环境能源科技有限公司 | Intelligent and precise double-drive powder grading machine |
| CN107755260A (en) * | 2017-11-13 | 2018-03-06 | 盐城吉达环保设备有限公司 | A kind of twin shaft birotor is classified powder concentrator |
| CN110508488A (en) * | 2019-08-26 | 2019-11-29 | 航天环境工程有限公司 | A kind of pneumatic vortex sorting machine and application |
| CN112827821A (en) * | 2021-02-05 | 2021-05-25 | 南京西普水泥工程集团有限公司 | Sorting unit of birotor structure |
| CN113351486A (en) * | 2021-04-02 | 2021-09-07 | 唐山开远科技有限公司 | Fine particle dry separation and grading dust collection complete device |
| CN113351480A (en) * | 2021-05-13 | 2021-09-07 | 天津水泥工业设计研究院有限公司 | Two-stage dynamic rotor powder concentrator capable of adjusting grain size grading of finished products |
| CN113351480B (en) * | 2021-05-13 | 2022-05-03 | 天津水泥工业设计研究院有限公司 | Two-stage dynamic rotor powder concentrator capable of adjusting grain size grading of finished products |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150127 |
|
| EXPY | Termination of patent right or utility model |