CN106560256A - Airflow classifier - Google Patents
Airflow classifier Download PDFInfo
- Publication number
- CN106560256A CN106560256A CN201510651546.8A CN201510651546A CN106560256A CN 106560256 A CN106560256 A CN 106560256A CN 201510651546 A CN201510651546 A CN 201510651546A CN 106560256 A CN106560256 A CN 106560256A
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- CN
- China
- Prior art keywords
- cylinder
- air
- gas flow
- fixedly connected
- sizing machine
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/04—Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against baffle separators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/0043—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being projected against a breaking surface or breaking body by a pressurised fluid
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention provides an airflow classifier comprising an air intake portion, a main body and an air out portion; the air intake portion and the air out portion are respectively arranged on symmetrical positions of two sides of the main body, and respectively fixedly connected with the main body in a seal manner; the main body is in a cylindrical structure, and comprises a feed inlet, a cylindrical shell, a bottom node and a discharge port; a plurality of scattering separator plates are arranged in the cylindrical shell, made of high hardness wear resistant steel plates, and are fixedly connected with the cylindrical shell. The air classifier can simultaneously realize scattering and rough classification, thus reducing procedures, improving classification efficiency, and saving energy; the airflow classifier contains no rotary member, and the structure is fixedly connected; the airflow classifier is low internal fault rate, and can reduce maintenance inconveniences.
Description
Technical field
The present invention relates to pressed powder classifying equipoment technical field, more particularly to a kind of gas flow sizing machine.
Background technology
Material is typically delivered to and is classified interior by the classification principle of existing gas flow sizing machine, and classification is indoor by dividing
The cooperation of level air-flow and grading wheel makes stock grading, grading effect is improved using multiple air inlet or using multiple
Grading wheel improves grading effect.Also there is the gas flow sizing machine being arranged at charging aperture below grading room.Existing gas
Current classifier constitutes a set of hierarchy system with cyclone separator, deduster, air-introduced machine.Material is made in blower fan draft
By grader lower end feeding mouth with ascending air high-speed motion to graded region with, in the stage turbine of high speed rotation
Under the powerful centrifugal action for producing, thickness feed separation is made, the fine grained for meeting Particle size requirements passes through grading wheel
Impeller clearance enters cyclone separator or deduster is collected, and coarse granule entrainment portions fine grained hits speed after wall and disappears
Lose, drop at overfiren air port along barrel, the strong elutriation effect of Jing Secondary Airs separates large or fine granule, carefully
Particle rises to graded region secondary grading, and coarse granule drops to and discharged at discharge port.Whole grader system architecture
Complexity, and it is higher for the waste of the energy.
A kind of such as disclosed in Chinese patent CN202438465U gas flow sizing machine, includes power set driving
Classifying turbine, classifying turbine periphery is arranged with the cyclone cylinder passed through for seven buildings for classification, be provided with the top of cyclone cylinder with
The corresponding charging aperture in the classifying turbine position, cyclone cylinder is provided with air inlet, cyclone cylinder and classifying turbine it
Between form the classification chamber to stock grading, sealing device is provided between classifying turbine, the bottom of inner barrel is provided with carefully
Powder discharging opening, the cyclone cylinder lower section is sealedly connected with the outer simple cylinder around inner barrel, and the bottom of outer simple cylinder sets
There is meal discharging opening.The gas flow sizing machine realizes that meal and fine powder are separated using cyclone cylinder and grading wheel, for
The separation inferior separating effect of high request.And cyclone cylinder and classification are rotating part, inside gas flow sizing machine,
Failure is susceptible to, and maintenance is not easy to when breaking down.
It is a kind of and for example vertical air flow grader disclosed in Chinese patent CN104353616A, including feeding device, thick
Clasfficiator, raw material diffuser and vertical classification mechanism, rough classification device be arranged on feeding device top and with original
Material diffuser is connected, and raw material diffuser is arranged on the top of rough classification device and is connected with vertical classification mechanism,
Vertical classification mechanism is arranged on the top of raw material diffuser.Vertical classification mechanism include motor, impeller, grading room,
Grading wheel and discharge pipe, impeller is arranged on motor and with motor and is connected, and grading room is arranged on motor
Bottom, grading wheel is arranged on a side of grading room, the oblique lower end for being connected to grading wheel of discharge pipe.This stands
Formula gas flow sizing machine, charging aperture needs to count grader upwards and is screened positioned at lower section material, wastes the energy,
Efficiency is low and thick material cannot be crushed, and internals is susceptible to failure for movable part, the thing larger for particle
Material is also needed through pulverizing process.
The content of the invention
There is a problem of the activity of gas flow sizing machine internals in overcome prior art, the invention provides a kind of
Gas flow sizing machine.
A kind of gas flow sizing machine technical scheme is：A kind of gas flow sizing machine, including air intake part, main body and air-out
Part, the air intake part and the air-outlet part respectively positioned at the main body both sides symmetric position, it is described enter
Wind part and the air-outlet part are fixedly connected respectively with the body seal, and the main body is in tube structure, institute
Main body is stated including charging aperture, cylinder, coxopodite and feed opening, the inner barrel is provided with some pieces and breaks up dividing plate,
The dividing plate of breaing up is fixedly connected with the cylinder.
Further, including steel plate and support, the steel plate is fixedly connected the dividing plate of breaing up with the support,
The support is fixedly connected with the cylinder, and the dividing plate of breaing up is at least 10 pieces, and the dividing plate of breaing up is height
Hardness wear-resisting steel plate breaks up dividing plate.
Further, the dividing plate of breaing up is coated with castable, and the castable is high wear resistant castable refractory, institute
State castable sticking veneer and be welded with rack.
Further, the charging aperture is located at the upper end of the cylinder, and the charging aperture is solid with cylinder sealing
Fixed connection.
Further, draught deflector is provided with immediately below the charging aperture, the draught deflector is fixed with the cylinder and connected
Connect.
Further, the coxopodite is located at the cylinder lower end, and the coxopodite is sealedly and fixedly connected with the cylinder,
The discharging opening is located at the coxopodite lower end, and the discharging opening is fixedly connected with the coxopodite.
Further, the coxopodite side is provided with sample tap, and the sample tap is welded to connect with the coxopodite.
Further, the cylinder exterior mid-portion is connected with barrel support frame, the barrel support frame and institute
State barrel soldering connection.
Further, the inlet section point includes air inlet, blast pipe and blast pipe exterior support frame, it is described enter
Air port is located at the blast pipe port, and the air inlet is welded to connect with the blast pipe, outside the blast pipe
Portion's bracing frame is located at blast pipe outside lower portion, and the airduct exterior support frame is welded with the blast pipe
Connection.
Further, the air-outlet part include air outlet, discharge pipe and discharge pipe exterior support frame, it is described go out
Air port is located at the air outlet port, and the air outlet is welded to connect with the discharge pipe, outside the discharge pipe
Portion's bracing frame is welded to connect with the discharge pipe.
Compared with prior art, the invention has the beneficial effects as follows：It is provided with the gas flow sizing machine and breaks up dividing plate, leads to
Lump material can be broken up dividing plate and be separated into small particles material by the air-flow of supply by multiple impact outside crossing, and thin
Powder material can pass through the fine powder graded region that air-flow enters external linkage from air outlet, and the larger material of particle then leads to
Cross discharging opening discharge.Can simultaneously realize in this way breaing up and rough classification, reduce operation, improve point
Stage efficiency, has reached the purpose of energy saving.
The gas flow sizing machine inside does not include rotating member, and its structure is and is fixedly connected, and grader inside occurs
Fault rate is low, reduces the inconvenience that maintenance brings.
The gas flow sizing machine various pieces are and are fixedly connected, and each position for being susceptible to wear and tear is coated with
Wear-resisting castable so that the gas flow sizing machine sound construction, wearability is strong, long service life.
Bracing frame is provided with outside the gas flow sizing machine each several part, it is convenient to install.
The gas flow sizing machine is provided with sample tap, can at any time monitor the situation of grader internal classification, can be according to taking
The granular size of sample mouth powder judges the situation of classification, adjusts air intake and is classified with the carrying out of maximal efficiency.
Charging aperture is provided with draught shield, on the one hand can prevent air intake from blowing afloat the material of addition, on the other hand
Material can be prevented to be directly entered gas flow sizing machine affects grading effect.
Description of the drawings
Fig. 1 is a kind of overall schematic of gas flow sizing machine；
Fig. 2 is the structural representation that a kind of gas flow sizing machine breaks up dividing plate；
Fig. 3 is the schematic surface that a kind of gas flow sizing machine breaks up dividing plate.
Specific embodiment
Below in conjunction with drawings and Examples, the present invention will be described in further detail.It should be appreciated that this place
The specific embodiment of description only to explain the present invention, is not intended to limit the present invention.
It is as shown in Figure 1, Figure 2 and Figure 3 a kind of specific embodiment of gas flow sizing machine, such as Fig. 1：It includes
Air intake part 2, main body 1 and air-outlet part 3, air intake part 2 and air-outlet part 3 are respectively positioned at main body 1
Both sides symmetric position, air intake part 2 and air-outlet part 3 are sealedly and fixedly connected respectively with main body 1, main body 1
In tube structure, main body 1 includes charging aperture 6, cylinder 17, coxopodite 8 and feed opening 7, in the cylinder 17
Portion arranges 16 pieces and breaks up dividing plate 12, breaks up dividing plate and is divided into two groups of inside both sides for being evenly distributed on cylinder 17,
Break up dividing plate 12 and break up dividing plate for high hardness wear-resisting steel plate, break up dividing plate 12 and be fixedly connected with cylinder.Inlet section
Divide 2 can connect outside air-supply arrangement, this avoid and arrange inside gas flow sizing machine cyclone, and whirlwind
Device is susceptible to failure due to working long hours, and gas flow sizing machine inner space is narrow to keep in repair pole when breaking down
Its inconvenience, therefore air-supply arrangement is arranged on into the outside classification effect for being more conducive to keep in repair and improve gas flow sizing machine
Rate.Air-outlet part 3 can connect subfractionation machine, can be by outlet connection subfractionation machine when stock grading requires higher
Further it is classified, and easy to connect, it is to avoid different classifications require all to bring using same equipment
Equipment loss and energy waste.Inside arranges and breaks up dividing plate 12, send to strike material web by air-flow and breaks up
On dividing plate 12, material can be disperseed, and the setting of polylith dividing plate then can sufficiently make lump material point
Dissipate, so just save using material scattering operation during average airflow grader.
As shown in Figure 2：Dividing plate 12 is broken up including steel plate 14 and support 13, steel plate 14 is fixed with support 13 and connected
Connect, support 13 is fixedly connected with cylinder 17.Support is in 45 degree or so angles with inner barrel, using support
Support and cause steel plate to be in downward-sloping angle, material will not both be attached to and has broken up on dividing plate or be unlikely to material
Cannot break up.
As shown in Figure 3：Break up dividing plate 12 and be coated with castable 15, castable 15 is high wear resistant castable refractory,
The sticking veneer of castable 12 is welded with rack 16.Rack is welded on steel plate, so when castable is pasted just
Adhesive force can be caused big, it is difficult for drop-off, while castable can increase the longevity for breaing up dividing plate for the material of high abrasion
Life.
As shown in Figure 1：Charging aperture 6 is located at the upper end of cylinder 17, and charging aperture 6 is fixed with the sealing of cylinder 17 to be connected
Connect.The part that charging aperture is connected with cylinder using being tightly connected, prevents material or air-flow from spilling.Charging aperture
Draught deflector 18 is provided with immediately below 6, draught deflector 18 is fixedly connected with cylinder 17.Deep bead is trapezoidal, upper end
Level, side is inclined-plane, and deep bead end face is to position between charging aperture.Material can pass through other the one of charging aperture
Half part enters inner barrel.And dividing plate is broken up in the underface for feeding for one piece, material can be after under air-flow drive
Continuous slamming down other break up dividing plate.
As shown in Figure 1：Coxopodite 8 is located at the lower end of cylinder 17, and coxopodite 8 is sealedly and fixedly connected with cylinder 17, goes out
Material mouth 7 is located at the lower end of coxopodite 8, and discharging opening 7 is fixedly connected with coxopodite 8.The side of coxopodite 8 is provided with sample tap
19, sample tap 18 is welded to connect with coxopodite 8.Sample tap may be provided at any side of convenient sampling observation,
Sealing baffle is provided with sample tap, prevents materials from spattering from going out, sealing baffle i.e. sampling is lifted during sampling.
As shown in Figure 1：The exterior mid-portion of cylinder 17 is connected with barrel support frame 9, barrel support frame 9 and cylinder
Body 17 is welded to connect.Barrel support sets up multiple screws, can be with the fixing device outside attachment screw and equipment
It is fixedly connected, and multiple bracing frames is provided with around cylinder so that equipment is more firm after installing.
As shown in Figure 1：Air intake part 2 includes air inlet 4, blast pipe 20 and blast pipe exterior support frame 10,
Air inlet 4 is located at the port of blast pipe 20, and air inlet 4 is welded to connect with blast pipe 20, blast pipe outside
Support 10 is located at the outside lower portion of blast pipe 20, and airduct exterior support frame 10 is welded to connect with blast pipe 20.
Air inlet has the seal for being easy to be tightly connected with outside air-supply arrangement, can be fixed using flange or screw and be connected
Connect.Blast pipe exterior support frame can need to arrange multiple according to fabricating yard, and blast pipe exterior support frame is offered
Multiple screws are convenient to be installed.
As shown in Figure 1：Air-outlet part 3 includes air outlet 5, discharge pipe 21 and discharge pipe exterior support frame 11,
Air outlet 4 is located at the port of air outlet 21, and air outlet 5 is welded to connect with discharge pipe 21, discharge pipe outside
Support 11 is welded to connect with discharge pipe 21.Air outlet has the seal being easy to the connection of subfractionation machine, Ke Yiyong
Flange or screw are fixedly connected.Discharge pipe exterior support frame can need to arrange multiple according to installation, outside discharge pipe
Portion's bracing frame offers multiple screws.
The gas flow sizing machine is overall oblique, is added material by charging aperture when using, by the outside gas for providing
Stream drives and clashes into dispersion partition panel, and the material dispersion after how long clashing into, thin material drives out air-out by air-flow
Mouthful, and thick material is then discharged by the discharging opening of lower section, and prison in real time can be sampled by sample tap in classification process
Survey classification situation.
Described above illustrates and describes the preferred embodiments of the present invention, as previously mentioned, it should be understood that the present invention is simultaneously
Be not limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and can be used for it is various its
He combines, changes and environment, and can be in invention contemplated scope described herein, by above-mentioned teaching or correlation
The technology or knowledge in field is modified.And change that those skilled in the art are carried out and change are without departing from the present invention's
Spirit and scope, then all should be in the protection domain of claims of the present invention.
Claims (10)
1. a kind of gas flow sizing machine, including air intake part (2), main body (1) and air-outlet part (3), it is described enter
Wind part (2) and the air-outlet part (3) are respectively positioned at the both sides symmetric position of the main body (1), institute
State air intake part (2) and the air-outlet part (3) is sealedly and fixedly connected respectively with the main body (1), institute
Main body (1) is stated in tube structure, it is characterised in that：The main body (1) is including charging aperture (6), cylinder
(17), coxopodite (8) and feed opening (7), the cylinder (17) is internally provided with some pieces and breaks up dividing plate (12),
It is described break up dividing plate (12) and be divided into two groups be evenly distributed on the internal both sides of the cylinder (17), it is described break up every
Plate (12) is fixedly connected with the cylinder (17).
2. a kind of gas flow sizing machine according to claim 1, it is characterised in that：It is described to break up dividing plate (12) bag
Steel plate (14) and support (13) are included, the steel plate (14) is fixedly connected with the support (13), described
Support (13) is fixedly connected with the cylinder (17), and the dividing plate (12) of breaing up is at least 10 pieces, institute
State and break up dividing plate (12) and break up dividing plate for high hardness wear-resisting steel plate.
3. a kind of gas flow sizing machine according to claim 1 and 2, it is characterised in that：It is described to break up dividing plate (12)
Castable (15) is coated with, the castable (15) is high wear resistant castable refractory, the castable (12)
Sticking veneer is welded with rack (16).
4. a kind of gas flow sizing machine according to claim 1, it is characterised in that：The charging aperture (6) is positioned at institute
The upper end of cylinder (17) is stated, the charging aperture (6) is sealedly and fixedly connected with the cylinder (17).
5. a kind of gas flow sizing machine according to claim 1, it is characterised in that：Immediately below the charging aperture (6)
Draught deflector (18) is provided with, the draught deflector (18) is fixedly connected with the cylinder (17).
6. a kind of gas flow sizing machine according to claim 1, it is characterised in that：The coxopodite (8) is positioned at described
Cylinder (17) lower end, the coxopodite (8) is sealedly and fixedly connected with the cylinder (17), the discharging opening
(7) positioned at the coxopodite (8) lower end, the discharging opening (7) is fixedly connected with the coxopodite (8).
7. a kind of gas flow sizing machine according to claim 6, it is characterised in that：Coxopodite (8) side is arranged
There is sample tap (19), the sample tap (18) is welded to connect with the coxopodite (8).
8. a kind of gas flow sizing machine according to claim 1, it is characterised in that：In cylinder (17) outside
Between be partly connected with barrel support frame (9), the barrel support frame (9) and the cylinder (17) welding connect
Connect.
9. a kind of gas flow sizing machine according to claim 1, it is characterised in that：The air intake part (2) includes
Air inlet (4), blast pipe (20) and blast pipe exterior support frame (10), the air inlet (4) is located at
Blast pipe (20) port, the air inlet (4) is welded to connect with the blast pipe (20), institute
Blast pipe exterior support frame (10) is stated positioned at the outside lower portion of the blast pipe (20), outside the airduct
Bracing frame (10) is welded to connect with the blast pipe (20).
10. a kind of gas flow sizing machine according to claim 1, it is characterised in that：Air-outlet part (3) bag
Include air port (5), discharge pipe (21) and discharge pipe exterior support frame (11), air outlet (4) position
In the air outlet (21) port, the air outlet (5) is welded to connect with the discharge pipe (21),
The discharge pipe exterior support frame (11) is welded to connect with the discharge pipe (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651546.8A CN106560256A (en) | 2015-10-02 | 2015-10-02 | Airflow classifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651546.8A CN106560256A (en) | 2015-10-02 | 2015-10-02 | Airflow classifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106560256A true CN106560256A (en) | 2017-04-12 |
Family
ID=58485327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510651546.8A Pending CN106560256A (en) | 2015-10-02 | 2015-10-02 | Airflow classifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106560256A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109225856A (en) * | 2018-09-14 | 2019-01-18 | 中国矿业大学(北京) | A kind of grading plant of little particle low-order coal or oil shale |
| CN109499869A (en) * | 2019-01-07 | 2019-03-22 | 长沙泽和智能科技有限公司 | A kind of mechanism sand powder separation equipment |
| CN109604156A (en) * | 2019-01-07 | 2019-04-12 | 长沙泽和智能科技有限公司 | Sand powder separation equipment and the method that sand powder separation is carried out using the separation equipment |
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| CN2597105Y (en) * | 2003-01-13 | 2004-01-07 | 何亚民 | V-shape powder selecting separator |
| EP1084769B1 (en) * | 1999-09-16 | 2004-07-28 | KHD Humboldt-Wedag AG | Classifier for sifting granular material |
| CN202028544U (en) * | 2011-01-07 | 2011-11-09 | 重庆京庆重型机械有限公司 | Installation structure for scattered grid plates of powder concentrator |
| CN102335656A (en) * | 2011-06-22 | 2012-02-01 | 江苏吉能达建材设备有限公司 | Quadric-separated winnowing grader |
| CN202460792U (en) * | 2012-02-29 | 2012-10-03 | 中建材（合肥）粉体科技装备有限公司 | Distributing flow-type airflow classifier for roll squeezer system |
| CN203155550U (en) * | 2012-09-26 | 2013-08-28 | 安徽海螺川崎装备制造有限公司 | Scattering plate mounting structure of V-shaped powder selecting machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1084769B1 (en) * | 1999-09-16 | 2004-07-28 | KHD Humboldt-Wedag AG | Classifier for sifting granular material |
| CN2597105Y (en) * | 2003-01-13 | 2004-01-07 | 何亚民 | V-shape powder selecting separator |
| CN202028544U (en) * | 2011-01-07 | 2011-11-09 | 重庆京庆重型机械有限公司 | Installation structure for scattered grid plates of powder concentrator |
| CN102335656A (en) * | 2011-06-22 | 2012-02-01 | 江苏吉能达建材设备有限公司 | Quadric-separated winnowing grader |
| CN202460792U (en) * | 2012-02-29 | 2012-10-03 | 中建材（合肥）粉体科技装备有限公司 | Distributing flow-type airflow classifier for roll squeezer system |
| CN203155550U (en) * | 2012-09-26 | 2013-08-28 | 安徽海螺川崎装备制造有限公司 | Scattering plate mounting structure of V-shaped powder selecting machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109225856A (en) * | 2018-09-14 | 2019-01-18 | 中国矿业大学(北京) | A kind of grading plant of little particle low-order coal or oil shale |
| CN109499869A (en) * | 2019-01-07 | 2019-03-22 | 长沙泽和智能科技有限公司 | A kind of mechanism sand powder separation equipment |
| CN109604156A (en) * | 2019-01-07 | 2019-04-12 | 长沙泽和智能科技有限公司 | Sand powder separation equipment and the method that sand powder separation is carried out using the separation equipment |
| CN109499869B (en) * | 2019-01-07 | 2024-04-26 | 浙江沙王建材有限公司 | Mechanism grit powder splitter |
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Application publication date: 20170412 |
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