CN105833969B - A kind of pulverizer - Google Patents
A kind of pulverizer Download PDFInfo
- Publication number
- CN105833969B CN105833969B CN201610316696.8A CN201610316696A CN105833969B CN 105833969 B CN105833969 B CN 105833969B CN 201610316696 A CN201610316696 A CN 201610316696A CN 105833969 B CN105833969 B CN 105833969B
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- Prior art keywords
- guide rail
- impeller
- guide
- impellers
- cross
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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 present invention provides a kind of pulverizer, and including crushing structure and two driving devices, crushing structure includes housing, two impellers, is reversibly mounted on the in vivo two guides body of shell and two air dams, and two impellers are separately mounted in two guide bodies；Two guide bodies are interconnected, and correspond to two impellers respectively and be provided with the first guide rail and the second guide rail being connected with the first guide rail minimum point, and the second guide rail is located at the lower section of corresponding impeller；The center of two impeller of housing face offers the charging air outlet of conveying material respectively, and top offers discharge port connect with two second guide rails, two air dams respectively etc. quantity on two guide bodies；Two driving devices are mounted on housing, and two impellers are connected respectively, high wind power is generated two impellers to be driven to be rotated with identical velocity reversal, so as to which material be driven to move to form stock column along the first guide rail respectively, two stock columns collide after being moved toward one another respectively along the second guide rail, and the powder generated after collision is blown out discharge port by the in vivo high wind power of guide via air dam.
Description
【Technical field】
The present invention relates to pulverizer, more particularly to a kind of Clash disintegrating machine.
【Background technology】
The grinding mode of powder processing industry, which has, at present squeezes crushing, impact comminution, fricting shearing crushing and splitting crushing
Deng, these types of grinding mode be all by external force act on it is lower crush object, pulverized object is made to occur broken to disintegrate to reach powder
Broken purpose by applying external force repeatedly, makes pulverized object constantly crush, divides to reach certain fineness (mesh number)
Process.In view of this comminuting matter mode of existing powder processing, on the one hand will be acted on, still further aspect is needed by external force
Pulverized object is acted on by second medium, such as grinding tool, abrasive material, however when these disintegrating process once reach certain
Smashing fineness (such as ring roll flour mill to 2500 mesh), think further to improve the difficult of powder fineness, in addition this
The high energy consumption of flouring technology, low production efficiency (such as certain model ring roll flour mill produces the product of 2500 mesh fineness, general power
For 170kw, yield for 0.75 ton/when or so, power consumption reaches 220kwh/ tons).Therefore, existing powder processing technology and equipment are complete
Cannot meet the needs of modern industry is to superfine powder, micropowders, and complicated also high energy consumption entirely.
【The content of the invention】
In view of the foregoing, it is necessary to provide a kind of pulverizer, which can be by crushing material to superfine powder or super
Fine powder, and the mill structure is simple and energy-efficient.
In order to achieve the above objectives, the technical solution adopted in the present invention is：A kind of pulverizer, the pulverizer include powder
Broken structure and two driving devices, the crushing structure includes housing, two impellers, two guide bodies and at least two air dams, described
Two impellers are separately mounted in the two guides body；The two guides body is reversibly mounted in the housing, and is interconnected,
The two guides body corresponds to two impeller and is provided with one first guide rail and second guide rail being connected with the first guide rail respectively；Two
First guide rail, two second guide rails and two impellers have identical mirror image face, and first guide rail is parallel to corresponding leaf
Taking turns Plane of rotation has the first cross section, and corresponding impeller has the second cross section parallel to Plane of rotation, and described first is horizontal
The radius in section is more than the second cross sectional radius, and the center weight at the center of first cross section and second cross section
It closes, second guide rail is located at the lower section of corresponding impeller；The center of two impellers offers defeated respectively described in the housing face
The charging air outlet of material is sent, top offers at least discharge port connected with two second guide rails, and described at least two lead
Quantity are mounted on the two guides body respectively etc. in wind portion, and are distributed in one side or the opposite sides of corresponding second guide rail；Institute
It states the installation of two driving devices on the housing, and connects two impeller respectively, to drive two impeller with identical
Velocity reversal, which rotates, generates high wind power, so as to which material be driven to move to form stock column along the first guide rail respectively, and two material
Column collides after being moved toward one another respectively along the second guide rail, and the in vivo high wind power of two guides is respectively via at least two wind-guidings
An at least discharge port described in the powder blowout that portion generates after material is collided.
Further, first guide rail is semicircle in the cross section parallel to the impeller Plane of rotation.
Further, on the same line, and the straight line is perpendicular to the mirror image face for two second guide rails.
Further, the line of the minimum point of first guide rail and peak passes through the central point of the second cross section, and
It is and vertical with the straight line.
Further, each driving device includes main shaft, bearing housing, shaft coupling and frequency-conversion and speed-regulation motor.
Further, the size and shape of two impeller are identical.
A kind of pulverizer, the pulverizer, which includes, crushes structure and two driving devices, and the crushing structure includes shell
Body, two impellers, two guide bodies and at least two air dams, two impeller are separately mounted in the two guides body；Described two lead
Material body is reversibly mounted in the housing, and is interconnected, and the two guides body corresponds to two impeller and is provided with one respectively
First guide rail and second guide rail being connected with the first guide rail, second guide rail are located at the lower section of corresponding impeller；The shell
The center of two impellers described in body face offers the charging air outlet of conveying material respectively, and top is offered leads with two described second
Two discharge ports of rail connection, quantity are mounted on the two guides body at least two air dams respectively etc., and are distributed in correspondence
The second guide rail one side or opposite sides；The two driving devices installation on the housing, and connects two leaf respectively
Wheel generates high wind power, so as to drive material respectively along first two impeller to be driven to be rotated with identical velocity reversal
Guide rail moves to form stock column, and two stock columns moved toward one another respectively along the second guide rail after collide, two guide is in vivo
The powder that high wind power generates after material is collided via at least two air dams respectively blows out two discharge port.
The invention has the advantages that：
The effect for generating and crushing 1. material of the present invention mutually clashes, and reach certain fineness (mesh number), which can
So that the crushing effect of material reaches 325-12000 mesh, production efficiency reaches 10-120 tons per hour (being calculated by 2500 mesh), very
To higher, energy consumption is 30kwh/ tons of -73Kwh/ tons per ton.
It is simple and practicable that 2. the present invention using mechanical energy changes into kinetic energy.
3. the present invention is crushed using centrifugal intertia force control material by the requirement of setting, and then can obtain different-grain diameter
Milling product.
【Description of the drawings】
Fig. 1 is a sectional view of a better embodiment of pulverizer of the present invention.
Fig. 2 is the sectional view that structure is crushed in Fig. 1.
Main element symbol description
| Pulverizer 100 | Device for transporting objects 10 | Disintegrating mechanism 20 |
| Driving device 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 233 | Feed air outlet 211 |
| Discharge port 212 | Entrance 241 | Outlet 242 |
| Main shaft 41 | Bearing housing 42 | Shaft coupling 43 |
| Frequency-conversion and speed-regulation motor 44 |
Following specific embodiment will be further illustrated the present invention with reference to above-mentioned attached drawing.
【Specific embodiment】
Referring to Fig. 1, in the better embodiment of the present invention, a pulverizer 100 includes two device for transporting objects
10 (one is only shown in figure), one crush 20 and two driving device 40 (one is only shown in figure) of structure, it is preferable that the crushing
Machine 100 to powder particle diameter≤3mm material.
Two device for transporting objects 10 is installed in parallel in the one side of the crushing structure 20, and includes a conveying respectively
Band (not shown), a weighing hopper 11 and a feed pipe 12, the conveyer belt send material to the weighing hopper 11, the weighing hopper
11 weigh and are sent the material weighed to the crushing structure 20 by the feed pipe 12 after the material of predetermined amount.
Please also refer to Fig. 2, the crushing structure 20 includes a housing 21, two impellers 22, two guide bodies 23 and at least
Two air dams 24.Two impeller 22 is separately mounted in the two guides body 23, and the two guides body 23 is reversibly mounted on institute
It states in housing 21, and is interconnected, further, the two guides body 23 corresponds to two impeller 22 and is provided with one first respectively
The second guide rail 232 that guide rail 231 and one is connected with the first guide rail 231, second guide rail 232 are located under corresponding impeller 22
Side.In the present embodiment, two impeller 22 is of the same size and shape, second guide rail 232 and described first
The minimum point connection of guide rail 231.
Preferably, two first guide rails 231, two second guide rails 232 and two impellers 22 have identical mirror image face 235；
First guide rail 231 has the first cross section, corresponding impeller 22 parallel to corresponding 22 Plane of rotation of impeller (A or B)
There is the second cross section parallel to Plane of rotation, the radius of first cross section is more than the second cross sectional radius, and institute
The center for stating the first cross section is overlapped with the center of second cross section, and first guide rail 231 is parallel to the impeller
The cross section of 22 Plane of rotations is semicircle, and on the same line, and the straight line is perpendicular to described for two second guide rails 232
Mirror image face 235, in addition, the line of the minimum point of first guide rail 231 and peak passes through the central point of the second cross section, and
It is and vertical with the straight line.
Please continue to refer to Fig. 1 and Fig. 2, in the present embodiment, the two guides body 23 corresponds to two impeller 22 respectively
A baffle 233 is additionally provided with, the baffle 233 connects the peak of corresponding first guide rail 231, and is led with corresponding first
Rail 231 forms the profile with circular cross section together, the powder after crushing to be prevented to be again sucked into impeller 22.
The center of two impellers 22 offers the charging air outlet 211 of a conveying material respectively described in 21 face of housing,
Top offers at least discharge port 212 connected with two second tracks 232, in the present embodiment, the housing 21
Top offer two discharge ports 212 connected with two second guide rails 232, two discharge port 212 is located at two described the
The top of two guide rails, 232 junction, and it is symmetrical on the mirror image face 235.
Quantity are mounted on the two guides body 23 at least two air dams 24 respectively etc., and are distributed in the second guide rail
232 one side or opposite sides, in the present embodiment, at least two air dams 24 are four, and four air dams 24 divide
It An Zhuan not be on the two guides body 23, and positioned at the both sides of every one second guide rail 232.Each air dam 24 offers one and its
The outlet 242 for 241 and one guide body 23 connected to it of the entrance connection that the guide body 23 of connection connects.In the guide body 23
The distinguished and admirable entrance 241 via two air dams 24 thereon be discharged into two air dam 24 after, then via it is described outlet 242 discharge
Air dam 24.
Each driving device 40 includes a main shaft 41, a bearing housing 42, a shaft coupling 43 and a frequency-conversion and speed-regulation motor
44.The main shaft 41 is mounted in the bearing housing 42, and connects corresponding impeller 22, and the shaft coupling 43 connects the master
Axis 41 and the frequency-conversion and speed-regulation motor 44, the frequency-conversion and speed-regulation motor 44 drive the shaft coupling 43 to rotate, the shaft coupling
Device 43 rotates that the main shaft 41 is driven to rotate, and then corresponding impeller 22 is driven to rotate, and can be by adjusting frequency control
Motor 44 and then the rotating speed for adjusting corresponding impeller 40, it is hereby achieved that the milling product of different-grain diameter.
In the preferable working method of the present invention, two driving device 40 respectively drives two impeller 22 with identical
Velocity reversal's high-speed rotation, while two device for transporting objects 10 send the material of equivalent to corresponding impeller simultaneously respectively
22, as indicated by C in Fig. 2, running at high speed for the impeller 22 generates powerful centrifugal intertia force, so as to drive material edge respectively
First guide rail 231 forms laminar flow stock column from bottom to up by carse, medium and small, and two stock columns are violent after being moved toward one another respectively along the second guide rail 232
Strong collision so as to destroy the physical arrangement of head-on collision material, and then makes the effect of crushing material, in addition, such as D meanings in Fig. 2
Show, the powder that the high wind power in the two guides body 23 generates after material is clashed via at least two air dams 24 respectively
Blow out the discharge port 212.
In another embodiment of the present invention, the pulverizer 100 has further included a powder concentrator, a powder collection device
And a coarse powder return mechanism, the powder concentrator for screening the powder blown out from the discharge port 212, by qualified powder send to
The powder collection device, underproof powder are sent to the coarse powder return mechanism, and the coarse powder return mechanism will be underproof
Coarse powder, which is sent again via the device for transporting objects 10 to the crushing structure 20, to be continued to crush.For example, the powder concentrator can be with
It is two stage cyclone turbine winnowing powder grader, the powder collection device can be air box impulse bag-type dust-precipitator, and powder is first
Nanoparticle is classified into one cyclonic turbine winnowing powder grader, underproof thicker particle is filled through returning charge
It puts and is crushed again after sending raw material cabin back to；Qualified particulate enters two level whirlwind turbine classifier and is further classified (by setting literary mound
In blast pipe improve import wind speed or improve secondary speed realize) or be directly entered air box impulse bag-type dust-precipitator (using pin pierce
Terylene felt and overlay film, the dust concentration of import reach 1300 grams/m3) receive as product, it dispatches from the factory after packaged.
The invention has the advantages that：
1st, to change into kinetic energy using mechanical energy simple and practicable, and energy consumption is minimum.
2nd, by controlling the rotating speed of impeller centrifugal intertia force is controlled to carry out powder by the requirement of setting so as to control material
It is broken, the milling product of different-grain diameter can be obtained.
3rd, fine particle can form carse, medium and small grain fluid layer stock column in rail base, and it is close to improve laminar flow stock column section particle
Degree, makes large, medium and small particle clash respectively, improves head-on collision crush efficiency, reaches energy saving purpose.
Above description is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair
Bright patent claim, the equal variation or modification change completed under the technical spirit suggested by all present invention, should all belong to
Cover the scope of the claims in the present invention.
Claims (3)
1. a kind of pulverizer, it is characterised in that：The pulverizer, which includes, crushes structure and two driving devices, the crushing structure
Include housing, two impellers, two guide bodies and at least two air dams, two impeller is separately mounted in the two guides body；
The two guides body is reversibly mounted in the housing, and is interconnected, and the two guides body corresponds to two impeller respectively
It is provided with the first guide rail and the second guide rail being connected with the first guide rail；Two first guide rails, two second guide rails and two impellers tool
There is identical mirror image face, first guide rail has the first cross section, corresponding leaf parallel to corresponding impeller Plane of rotation
Wheel has the second cross section parallel to Plane of rotation, and the radius of first cross section is more than second cross sectional radius,
And the center of first cross section is overlapped with the center of second cross section, and second guide rail is located at corresponding impeller
Lower section；
The center of two impellers described in the housing face offers the charging air outlet of conveying material respectively, and top offers and two
An at least discharge port for second guide rail connection, quantity are mounted on the two guides body at least two air dams respectively etc.
On, and it is distributed in one side or the opposite sides of corresponding second guide rail；The two driving devices installation on the housing, and divides
Two impeller is not connected, high wind power is generated two impeller to be driven to be rotated with identical velocity reversal, so as to drive
Material moves to form stock column along the first guide rail respectively, and two stock columns moved toward one another respectively along the second guide rail after collide, institute
It states described in the powder blowout generated after the in vivo high wind power of two guides respectively collides material via at least two air dams
An at least discharge port；First guide rail is semicircle in the cross section parallel to corresponding impeller Plane of rotation；Two described
On the same line, and the straight line is perpendicular to the mirror image face for two guide rails；The minimum point and peak of first guide rail
Line pass through the central point of the second cross section, it is and vertical with the straight line.
2. pulverizer as described in claim 1, it is characterised in that：Each driving device includes main shaft, bearing housing, shaft coupling
And frequency-conversion and speed-regulation motor.
3. pulverizer as described in claim 1, it is characterised in that：The size and shape of two impeller are identical.
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 |
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| Publication Number | Publication Date |
|---|---|
| CN105833969A CN105833969A (en) | 2016-08-10 |
| CN105833969B true CN105833969B (en) | 2018-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610316696.8A Active CN105833969B (en) | 2016-05-15 | 2016-05-15 | A kind of pulverizer |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN108722634A (en) * | 2018-06-20 | 2018-11-02 | 张拴三 | A kind of metal silicon systems granulation device |
Citations (10)
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|---|---|---|---|---|
| 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 |
| 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 |
| US5474238A (en) * | 1990-01-31 | 1995-12-12 | Buehler Ag | Impact detacher |
| CN2564251Y (en) * | 2002-04-19 | 2003-08-06 | 殷登皋 | Opposite impact crusher |
| CN1507951A (en) * | 2002-12-13 | 2004-06-30 | 宋 丹 | Self-impact cyclone grating disintegrating machine for material |
| CN101003025A (en) * | 2006-01-21 | 2007-07-25 | 朱昆泉 | Biconical double impacting flour mill |
| 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 |
-
2016
- 2016-05-15 CN CN201610316696.8A patent/CN105833969B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US2291043A (en) * | 1939-11-28 | 1942-07-28 | Morgan Concentrating Corp | Method of and apparatus for disintegration |
| US5474238A (en) * | 1990-01-31 | 1995-12-12 | Buehler Ag | Impact detacher |
| CN2564251Y (en) * | 2002-04-19 | 2003-08-06 | 殷登皋 | Opposite impact crusher |
| CN1507951A (en) * | 2002-12-13 | 2004-06-30 | 宋 丹 | Self-impact cyclone grating disintegrating machine for material |
| CN101003025A (en) * | 2006-01-21 | 2007-07-25 | 朱昆泉 | Biconical double impacting flour mill |
| 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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| Publication number | Publication date |
|---|---|
| CN105833969A (en) | 2016-08-10 |
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