CN105833969A - Pulverizer - Google Patents
Pulverizer Download PDFInfo
- Publication number
- CN105833969A CN105833969A CN201610316696.8A CN201610316696A CN105833969A CN 105833969 A CN105833969 A CN 105833969A CN 201610316696 A CN201610316696 A CN 201610316696A CN 105833969 A CN105833969 A CN 105833969A
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- China
- Prior art keywords
- guide rail
- impellers
- cross
- pulverizer
- section
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Classifications
-
- 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)
- B02C19/0018—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) using a rotor accelerating the materials centrifugally against a circumferential breaking surface
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention provides a pulverizer. The pulverizer comprises a pulverizing structure and two drive devices. The pulverizing structure comprises a shell, two impellers, two material guiding bodies reversely arranged in the shell, and two air guiding parts. The two impellers are arranged in the two material guiding bodies. The two material guiding bodies communicate with each other, one material guiding body is provided with a first guide rail corresponding to one impeller, the other material guiding body is provided with a second guide rail corresponding to the other impeller, the second guide rail is connected with the lowest point of the first guide rail, and the second guide rail is located below the corresponding impeller. Feeding air inlets for conveying materials are formed in the center, right opposite to the two impellers, of the shell. Discharging ports communicating with the second guide rail are formed in the top of the shell, and the two air guiding parts are installed on the two material guiding bodies with the same number. The two drive devices are arranged on the shell, connected with the two impellers and used for driving the two impellers to reversely rotate with the same speed to generate high-pressure wind power, accordingly, the materials are driven to move along the first guide rail to form material columns, the two material columns oppositely move along the second guide rail and then collide, and high-pressure wind power in the material guiding bodies blows powder generated after collisions out of the discharging ports through the air guiding parts.
Description
[technical field]
The present invention relates to pulverizer, particularly to a kind of Clash disintegrating machine.
[background technology]
The grinding mode of powder processing industry has extruding pulverizing, impact comminution, fricting shearing pulverize and cleave pulverizing etc. at present, this
Several grinding modes are all by pulverizing object under External Force Acting, make crushed object that broken disintegration to occur thus reach the purpose pulverized,
Through repeatedly applying external force, make constantly broken, the division of crushed object thus reach the process of certain fineness (mesh number).
The comminuting matter mode of the most existing powder processing, on the one hand External Force Acting pass through, still further aspect needs are by the
Two mediums, as grinding tool, abrasive material act on crushed object, but once to reach certain pulverizing thin when these disintegrating process
Degree (such as ring roll flour mill is to 2500 mesh), thinks that the difficulty further improving powder fineness is very big, adds this flouring technology
Energy consumption high, production efficiency low (such as certain model ring roll flour mill produces the product of 2500 mesh fineness, and its general power is 170kw,
Yield is 0.75 ton/time about, power consumption reaches 220kwh/ ton).Therefore, existing powder processing technology and equipment can not be expired completely
Foot modern industry is to superfine powder, the demand of micropowders, and structure complexity also energy consumption is high.
[summary of the invention]
In view of the foregoing, it is necessary to a kind of pulverizer is provided, this pulverizer can by crushing material to superfine powder or micropowders,
And this mill structure is simple and energy-efficient.
For reaching above-mentioned purpose, the technical solution adopted in the present invention is: a kind of pulverizer, and described pulverizer includes pulverizing knot
Structure and two driving means, described pulverizing structure includes housing, two impellers, two guide bodies and at least two air dams, described two leaves
Wheel is separately mounted in described two guide bodies；Described two guide bodies are reversibly mounted in described housing, and are interconnected, described
Two the most corresponding described two impellers of guide body are provided with one first guide rail and second guide rail being connected with the first guide rail；Described in two
One guide rail, two second guide rails and two impellers have identical mirror image face, and described first guide rail is being parallel to the impeller rotary flat of correspondence
Mask has the first cross section, and corresponding impeller has the second cross section, the radius of described first cross section being parallel to Plane of rotation
More than the second cross sectional radius, and the center superposition of the center of described first cross section and described second cross section, described second
Guide rail is positioned at the lower section of the impeller of correspondence；Described housing is just offering the charging of conveying material respectively and is sending the center of described two impellers
Air port, top offers at least one discharging opening connected with the second guide rail described in two, the described at least two air dams peace of the quantity such as respectively
It is contained on described two guide bodies, and is distributed in side or the opposite sides of the second guide rail of correspondence；Described two driving means are arranged on
On described housing, and connect described two impellers respectively, produce high pressure in order to drive described two impellers to rotate with identical velocity reversal
Wind-force, thus drive material to move formation stock column along the first guide rail respectively, and stock column described in two is transported in opposite directions along the second guide rail respectively
Collide after Dong, the powder that material collision rift is produced by high pressure wind-force in described two guide bodies respectively via described at least two air dams
At least one discharging opening described in blowout.
Further, described first guide rail is semicircle at the cross section being parallel to described impeller Plane of rotation.
Further, on the same line, and described straight line is perpendicular to described mirror image face to the second guide rail described in two.
Further, the minimum point of described first guide rail and the line of peak through the central point of the second cross section, and with institute
State straight line vertical.
Further, each driving means includes main shaft, bearing housing, shaft coupling and frequency-conversion and speed-regulation motor.
Further, the size and dimension of described two impellers is identical.
A kind of pulverizer, described pulverizer includes pulverizing structure and two driving means, described pulverizing structure include housing, two
Impeller, two guide bodies and at least two air dams, described two impellers are separately mounted in described two guide bodies；Described two guide bodies are anti-
In being arranged on described housing, and being interconnected, described two the most corresponding described two impellers of guide body are provided with one first guide rail
And second guide rail being connected with the first guide rail, described second guide rail is positioned at the lower section of the impeller of correspondence；Described housing is just to described
The center of two impellers offers the charging air outlet of conveying material respectively, and top offers the scene 2 connected with the second guide rail described in two
Material mouth, the described at least two air dams quantity such as respectively is arranged on described two guide bodies, and be distributed in correspondence the second guide rail one
Side or opposite sides；Described two driving means are installed on the housing, and connect described two impellers respectively, described in order to drive
Two impellers rotate with identical velocity reversal and produce high pressure wind-force, thus drive material to move formation stock column along the first guide rail respectively,
And stock column described in two collides respectively after the second guide rail move toward one another, and the high pressure wind-force in described two guide bodies is respectively via described
The powder that material collision rift is produced by least two air dams blows out described two discharging openings.
The method have the advantages that
Material the most of the present invention mutually clashes and produces the effect pulverized, and reaches certain fineness (mesh number), and this pulverizer can make thing
The crushing effect of material reaches 325-12000 mesh, and production efficiency reaches 10-120 ton (calculating by 2500 mesh) per hour, even more
Height, energy consumption is 30kwh/ ton-73Kwh/ ton per ton.
2. the present invention utilizes changes mechanical energy to become kinetic energy simple.
3. the present invention utilizes centrifugal intertia force control material to pulverize by the requirement set, and then can obtain the pulverizing of different-grain diameter
Product.
[accompanying drawing explanation]
Fig. 1 is a profile of a better embodiment of pulverizer of the present invention.
Fig. 2 is the profile pulverizing structure in Fig. 1.
Main element symbol description
| Pulverizer 100 | Device for transporting objects 10 | Disintegrating mechanism 20 |
| Driving means 40 | Weighing hopper 11 | Feed pipe 12 |
| Housing 21 | Impeller 22 | Guide body 23 |
| Air dam 24 | First guide rail 231 | Second guide rail 232 |
| Mirror image face 235 | Baffle plate 233 | Charging air outlet 211 |
| Discharging opening 212 | Entrance 241 | Outlet 242 |
| Main shaft 41 | Bearing housing 42 | Shaft coupling 43 |
| Frequency-conversion and speed-regulation motor 44 |
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
[detailed description of the invention]
Referring to Fig. 1, in a better embodiment of the present invention, a pulverizer 100 includes two device for transporting objects 10 (figures
In only show one), one pulverize structure 20 and two driving means 40 (only showing in figure), it is preferable that described pulverizer
100 in order to the material of powder particle diameter≤3mm.
Described two device for transporting objects 10 are installed in parallel in the side of described pulverizing structure 20, and include a conveyer belt (figure respectively
Do not show), weighing hopper 11 and a feed pipe 12, material is delivered to described weighing hopper 11, described weighing hopper 11 by described conveyer belt
By described feed pipe 12, the material weighed delivered to described pulverizing structure 20 after weighing the material of predetermined amount.
Please also refer to Fig. 2, described pulverizing structure 20 includes housing 21, two impeller 22, a two guide body 23 and at least two
Air dam 24.Described two impellers 22 are separately mounted in described two guide bodies 23, and described two guide bodies 23 are reversibly mounted on institute
Stating in housing 21, and be interconnected, further, described two the most corresponding described two impellers 22 of guide body 23 are provided with one
One guide rail 231 and second guide rail 232 being connected with the first guide rail 231, described second guide rail 232 is positioned at corresponding impeller 22
Lower section.In the present embodiment, described two impellers 22 are of the same size and shape, described second guide rail 232 and described the
The minimum point of one guide rail 231 connects.
Preferably, described in two, the first guide rail 231, two second guide rail 232 and two impellers 22 have identical mirror image face 235；Institute
State the first guide rail 231, at the impeller 22 Plane of rotation (A or B) being parallel to correspondence, there is the first cross section, corresponding impeller 22
Having the second cross section being parallel to Plane of rotation, the radius of described first cross section is more than the second cross sectional radius, and described
The center superposition of the center of the first cross section and described second cross section, described first guide rail 231 revolves being parallel to described impeller 22
Turning the cross section of plane for semicircle, on the same line, and this straight line is perpendicular to described mirror image to the second guide rail 232 described in two
Face 235, it addition, the line of the minimum point of described first guide rail 231 and peak is through the central point of the second cross section, and
Vertical with described straight line.
Please continue to refer to Fig. 1 and Fig. 2, in the present embodiment, the most corresponding described two impellers 22 of described two guide bodies 23 are also
Being provided with a baffle plate 233, described baffle plate 233 connects the peak of the first guide rail 231 of correspondence, and leads with corresponding first
Rail 231 forms the profile with circular cross section together, in order to prevent the powder after pulverizing to be again sucked into impeller 22.
Described housing 21 just center to described two impellers 22 offers the charging air outlet 211 of a conveying material, top respectively
Offer at least one discharging opening 212 connected with the second track 232 described in two, in the present embodiment, the top of described housing 21
Portion offers two discharging openings 212 connected with the second guide rail 232 described in two, and described two discharging openings 212 are positioned at described in two second leads
The top of rail 232 junction, and symmetrical about described mirror image face 235.
Described at least two air dams 24 quantity such as respectively is arranged on described two guide bodies 23, and is distributed in the second guide rail 232
Side or opposite sides, in the present embodiment, described at least two air dams 24 are four, and described in four, air dam 24 is pacified respectively
It is contained on described two guide bodies 23, and is positioned at the both sides of each second guide rail 232.Each air dam 24 offers one with it even
The entrance 241 of guide body 23 connection connect and the outlet 242 of a connected guide body 23 connection.In described guide body 23
The distinguished and admirable entrance 241 via two air dams 24 thereon enter described two air dams 24 after, then via described outlet 242 row
Go out air dam 24.
Each driving means 40 includes main shaft 41, bearing housing 42, shaft coupling 43 and a frequency-conversion and speed-regulation motor 44.
Described main shaft 41 is arranged in described bearing housing 42, and connects the impeller 22 of correspondence, and described shaft coupling 43 connects described master
Axle 41 and described frequency-conversion and speed-regulation motor 44, described frequency-conversion and speed-regulation motor 44 drives described shaft coupling 43 to rotate, described
Axial organ 43 rotates thus drives described main shaft 41 to rotate, and then drives corresponding impeller 22 to rotate, and can adjust by adjusting frequency conversion
Electric motor with speed 44 and then the rotating speed of the corresponding impeller 40 of adjustment, it is hereby achieved that the milling product of different-grain diameter.
In the one of the present invention preferably working method, described two driving means 40 drive described two impellers 22 with identical speed respectively
Reversely high-speed rotation, the material of equivalent delivered to the impeller 22 of correspondence by the most described two device for transporting objects 10 the most simultaneously, as
In Fig. 2 indicated by C, running up of described impeller 22 produces powerful centrifugal intertia force, thus drives material respectively along first
Guide rail 231 forms laminar flow stock column from bottom to up by carse, medium and small, and two stock columns are respectively along fierce after the second guide rail 232 move toward one another
Collision, thus destroy the physical arrangement of head-on collision material, and then reach to make the effect of crushing material, it addition, such as D indication in Fig. 2
Show, the powder that the high pressure wind-force in described two guide bodies 23 produces after being clashed by material via described at least two air dams 24 respectively
Blow out described discharging opening 212.
In another embodiment of the present invention, described pulverizer 100 also includes a powder concentrator, a powder collection device and
Meal return mechanism, qualified powder from the powder of described discharging opening 212 blowout, is delivered to described for screening by described powder concentrator
Powder collection device, underproof powder delivers to described meal return mechanism, and described meal return mechanism is by underproof meal warp
Again delivered to described pulverizing structure 20 by described device for transporting objects 10 continue to pulverize.Such as, described powder concentrator can be two-stage
Whirlwind turbine winnowing powder grader, described powder collection device can be air box impulse bag-type dust-precipitator, and powder is introduced into one-level
Whirlwind turbine winnowing powder grader carries out classification to Nanoparticle, and underproof thicker particle sends raw material back to through material-returning device
Pulverize again behind storehouse；Qualified particulate enters two grades of further classifications of whirlwind turbine classifier and (improves by arranging venturi blast pipe
Import wind speed or improve secondary speed and realize), or be directly entered air box impulse bag-type dust-precipitator (use acupuncture terylene felt overlay film,
The dust concentration of its import reaches 1300 grams/m3) receive as product, packaged after dispatch from the factory.
The method have the advantages that
1, using changes mechanical energy to become kinetic energy simple, energy consumption is minimum.
2, by control impeller rotating speed so that control centrifugal intertia force thus control material by set requirement pulverize, can
Obtain the milling product of different-grain diameter.
3, fine particle can form carse, medium and small grain fluid layer stock column at rail base, improves laminar flow stock column cross section grain density,
Make large, medium and small particle clash respectively, improve head-on collision crush efficiency, reach energy-conservation purpose.
Described above is the detailed description for the preferable possible embodiments of the present invention, but embodiment is not limited to the special of the present invention
Profit application range, the equal change completed under the technical spirit suggested by all present invention or modification change, the present invention all should be belonged to
Contained the scope of the claims.
Claims (10)
1. a pulverizer, it is characterised in that: described pulverizer includes pulverizing structure and two driving means, described pulverizing structure
Including housing, two impellers, two guide bodies and at least two air dams, described two impellers are separately mounted in described two guide bodies；
Described two guide bodies are reversibly mounted in described housing, and are interconnected, and described two the most corresponding described two impellers of guide body set
It is equipped with the first guide rail and the second guide rail being connected with the first guide rail；Described in two, the first guide rail, two second guide rails and two impellers have phase
Same mirror image face, described first guide rail has the first cross section at the impeller Plane of rotation being parallel to correspondence, and corresponding impeller is flat
Row has the second cross section in Plane of rotation, and the radius of described first cross section is more than described second cross sectional radius, and described
The center of the first cross section and the center superposition of described second cross section, described second guide rail is positioned at the lower section of the impeller of correspondence；
Described housing is just offering the charging air outlet of conveying material respectively to the center of described two impellers, top offer with described in two
At least one discharging opening of the second guide rail connection, the described at least two air dams quantity such as respectively is arranged on described two guide bodies, and point
Cloth is in the side of the second corresponding guide rail or opposite sides；Described two driving means are installed on the housing, and connect institute respectively
State two impellers, produce high pressure wind-force in order to drive described two impellers to rotate with identical velocity reversal, thus drive material edge respectively
First guide rail motion forms stock column, and stock column described in two collides, in described two guide bodies respectively after the second guide rail move toward one another
The powder blowout that material collision rift produced via described at least two air dams respectively of high pressure wind-force described at least one discharging opening.
2. pulverizer as claimed in claim 1, it is characterised in that: described first guide rail is being parallel to the impeller rotary flat of correspondence
The cross section in face is semicircle.
3. pulverizer as claimed in claim 1 or 2, it is characterised in that: the second guide rail described in two on the same line, and
Described straight line is perpendicular to described mirror image face.
4. pulverizer as claimed in claim 3, it is characterised in that: the described minimum point of the first guide rail and the line of peak are worn
Cross the central point of the second cross section, and vertical with described straight line.
5. pulverizer as claimed in claim 4, it is characterised in that: each driving means includes main shaft, bearing housing, shaft coupling
Device and frequency-conversion and speed-regulation motor.
6. pulverizer as claimed in claim 4, it is characterised in that: the size and dimension of described two impellers is identical.
7. a pulverizer, it is characterised in that: described pulverizer includes pulverizing structure and two driving means, described pulverizing structure
Including housing, two impellers, two guide bodies and at least two air dams, described two impellers are separately mounted in described two guide bodies；
Described two guide bodies are reversibly mounted in described housing, and are interconnected, and described two the most corresponding described two impellers of guide body set
Being equipped with the first guide rail and the second guide rail being connected with the first guide rail, described second guide rail is positioned at the lower section of the impeller of correspondence；
Described housing is just offering the charging air outlet of conveying material respectively to the center of described two impellers, top offer with described in two
Two discharging openings of the second guide rail connection, the described at least two air dams quantity such as respectively is arranged on described two guide bodies, and is distributed in
The side of the second corresponding guide rail or opposite sides；Described two driving means are installed on the housing, and connect described two respectively
Impeller, produces high pressure wind-force in order to drive described two impellers to rotate with identical velocity reversal, thus drives material respectively along first
Guide rail motion forms stock column, and stock column described in two collides respectively after the second guide rail move toward one another, the height in described two guide bodies
The powder that material collision rift is produced by pressure wind-force respectively via described at least air dam blows out described two discharging openings.
8. pulverizer as claimed in claim 7, it is characterised in that: the first guide rail, two second guide rails and two impellers tool described in two
There is identical mirror image face.
9. pulverizer as claimed in claim 7, it is characterised in that: described first guide rail is being parallel to the impeller rotary flat of correspondence
Mask has the first cross section, and corresponding impeller has the second cross section, the radius of described first cross section being parallel to Plane of rotation
More than described second cross sectional radius, and the center superposition of the center of described first cross section and described second cross section.
10. pulverizer as claimed in claim 7, it is characterised in that: described first guide rail is being parallel to the impeller rotation of correspondence
The cross section turning plane is semicircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610316696.8A CN105833969B (en) | 2016-05-15 | 2016-05-15 | A kind of pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610316696.8A CN105833969B (en) | 2016-05-15 | 2016-05-15 | A kind of pulverizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105833969A true CN105833969A (en) | 2016-08-10 |
| CN105833969B CN105833969B (en) | 2018-05-22 |
Family
ID=56591180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610316696.8A Active CN105833969B (en) | 2016-05-15 | 2016-05-15 | A kind of pulverizer |
Country Status (1)
| Country | Link |
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| CN (1) | CN105833969B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465539A (en) * | 2018-05-30 | 2018-08-31 | 辉县市新科机械设备有限公司 | Hit panel metal silica flour processing method and device |
| CN108636518A (en) * | 2018-05-30 | 2018-10-12 | 辉县市新科机械设备有限公司 | Collision type metallic silicon power processing method and device |
| CN108722634A (en) * | 2018-06-20 | 2018-11-02 | 张拴三 | A kind of metal silicon systems granulation device |
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| DE411238C (en) * | 1925-03-26 | Hartstoff Metall A G Hametag | Mill for the production of fine powders | |
| GB269319A (en) * | 1926-04-01 | 1927-04-21 | Wilfred Rothery Wood | Improved method of pulverising and apparatus therefor |
| US2291043A (en) * | 1939-11-28 | 1942-07-28 | Morgan Concentrating Corp | Method of and apparatus for disintegration |
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| CN103721817A (en) * | 2013-12-19 | 2014-04-16 | 淄博昆腾粉体设备有限公司 | High-efficiency centrifugal pulverizer and material pulverizing method |
| CN103801440A (en) * | 2014-01-27 | 2014-05-21 | 上海应用技术学院 | Ultrahigh-pressure micro impinging fluid ultrafine grinding device |
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| DE411238C (en) * | 1925-03-26 | Hartstoff Metall A G Hametag | Mill for the production of fine powders | |
| DE400307C (en) * | 1921-07-13 | 1924-08-20 | Hartstoff Metall A G Hametag | Process and device for the production of fine powders down to colloidal fineness, mainly from metals |
| GB269319A (en) * | 1926-04-01 | 1927-04-21 | Wilfred Rothery Wood | Improved method of pulverising and apparatus therefor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465539A (en) * | 2018-05-30 | 2018-08-31 | 辉县市新科机械设备有限公司 | Hit panel metal silica flour processing method and device |
| CN108636518A (en) * | 2018-05-30 | 2018-10-12 | 辉县市新科机械设备有限公司 | Collision type metallic silicon power processing method and device |
| CN108636518B (en) * | 2018-05-30 | 2024-03-08 | 新乡市锦泰达冶金设备有限公司 | Collision type metal silicon powder processing method and device |
| CN108465539B (en) * | 2018-05-30 | 2024-05-28 | 新乡市锦泰达冶金设备有限公司 | Striker plate type metal silicon powder processing method and device |
| CN108722634A (en) * | 2018-06-20 | 2018-11-02 | 张拴三 | A kind of metal silicon systems granulation device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105833969B (en) | 2018-05-22 |
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