CN107413650A - A kind of fine powder winnowing machine - Google Patents
A kind of fine powder winnowing machine Download PDFInfo
- Publication number
- CN107413650A CN107413650A CN201710420324.4A CN201710420324A CN107413650A CN 107413650 A CN107413650 A CN 107413650A CN 201710420324 A CN201710420324 A CN 201710420324A CN 107413650 A CN107413650 A CN 107413650A
- Authority
- CN
- China
- Prior art keywords
- fine powder
- rotating disk
- winnowing machine
- blanking tube
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
- B07B9/02—Combinations of similar or different apparatus for separating solids from solids using gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- 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
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
-
- 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
- B07B7/08—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force
- B07B7/083—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by rotating vanes, discs, drums, or brushes
Abstract
The invention discloses a kind of fine powder winnowing machine, the gas passage risen including at least the descending material channel of a material, an air-flow and a rotating disk got rid of the material of material channel to gas passage.The fine powder winnowing machine of the present invention, first by material coarse crushing, then separate with fine powder separator by the material of conforming particle and more than conforming particle material, the fine powder for meeting particle requirement is put forward, the material separating twice of conforming particle is will be greater than again, by the great efficiency for improving pulverizer, saves energy consumption.
Description
Technical field
The present invention relates to wind selection equipment technical field, relates in particular to a kind of fine powder winnowing machine.
Background technology
At present, the industry such as current food, building materials, chemical industry, metallurgy, refractory material to the demands of all kinds of powder materials increasingly
Increase, processes that the device category of powder material is various, the ball mill that is such as commonly used, airflow milling, Raymond mill, ultramicro grinding
Machine, Double roll crusher, disk mill and various hammer crushers etc..Raymond mill and micronizer are due to broken using rolling
Broken, crush efficiency is low, high energy consumption；Other such as hammer crushers and disk mill crush efficiency are high, but due to additional sieve, hole
Footpath very little, cross and crush, be equally that efficiency is low, high energy consumption.The defects of these one general character of pulverizer is that crush efficiency is low, energy consumption
It is high.
By above-mentioned discussion it is recognised that being to crush the main reason for the low material-pulverizing device efficiency of above-mentioned prior art
Device and screening plant are integrated design, will not crush and screening plant separates, both can not take into account, and the material after crushing is big
Small to differ, when together being separated by sieve, big material easily blocks sieve aperture, thickness powder low separation efficiency so that reach
The material of smashing fineness can not in time separate and cross and crush, and then cause the degradation rate of said apparatus low.
The content of the invention
The defects of it is an object of the invention to for above-mentioned prior art, there is provided a kind of fine powder winnowing machine, be by thing first
Material screen selects individually designed, forms the winnowing machine of independent role, next to that selection by winnowing is carried out to the material of crushing, first by material coarse powder
It is broken, then separated with fine powder separator by the material of conforming particle and more than conforming particle material, the fine powder of particle requirement will be met
Put forward, then will be greater than the material separating twice of conforming particle, by the great efficiency for improving pulverizer, save energy consumption.
To achieve these goals, the technical scheme is that：
A kind of fine powder winnowing machine, the gas passage and one risen including at least the descending material channel of a material, an air-flow
The individual rotating disk got rid of the material of material channel to gas passage.
As the improvement to above-mentioned technical proposal, the material channel is formed by the blanking tube of hollow structure, the blanking
Cylinder is arranged in the sorting housing of inner hollow, and the blanking tube is spaced with sorting the inwall of housing, the blanking tube and sorting shell
The bottom of body does not contact；The rotating disk is arranged at the bottom of sorting housing cavity and positioned at the lower section of blanking tube；The sorting shell
The bottom wall of body has the discharging opening of circular air inlet mouth and large granular materials, the top of the sorting housing be provided with small particles material and
The mixed airflow outlet of wind mixing, gap, blanking tube between circular air inlet mouth, rotating disk and bottom wall and sorting inner walls it
Between gap and mixed airflow export to form described gas passage.
As the improvement to above-mentioned technical proposal, the rotating disk be indent bathtub construction, the opening of the bathtub construction
Towards the port of export of blanking tube.
As the improvement to above-mentioned technical proposal, the bottom of the blanking tube is provided with conical cover body, the conical cover body
Big end is adapted with the periphery of rotating disk and is spaced with rotating disk.So, it is ensured that fallen under material whole in rotating disk
It is thrown out of again without directly effusion.In this case, the gap between circular air inlet mouth 9, rotating disk 8 and bottom wall, circular cone
Gap and mixed airflow outlet 1 between cover body 10 and the sorting inwall of housing 7 form described gas passage, and conical cover body 10
Gap between the sorting inwall of housing 7 can control the wind speed of gas passage, and then determine the fine silt of this fine powder winnowing machine
Degree.
As the improvement to above-mentioned technical proposal, all portions of the rotating disk bottom are provided with scraper plate.
As the improvement to above-mentioned technical proposal, motor is provided with outside the bottom of the sorting housing, driving electricity
Machine is connected with rotating disk.The motor rotates, and drives rotating disk to rotate.
As the improvement to above-mentioned technical proposal, the sorting housing is provided with the second pass in large granular materials discharge outlet
Wind device.
As the improvement to above-mentioned technical proposal, the fine powder winnowing machine also includes tubaeform feed hopper, the feed hopper
It is connected with blanking tube and the junction is to have the first airlock.First airlock control feed hopper and blanking tube connection or
Cut-off, realize charging or stop charging, be not required to air intake all the time.
The fine powder winnowing machine of the present invention, the inwall and rotating disk and the gap that is formed between blanking tube for sorting housing are gas
Circulation road, air-flow from sorting housing bottom enter, from mixed airflow export out from；Sort the first of the rotating disk of housing bottom
Individual effect is to get rid of material, i.e., the material that blanking tube gets off is thrown away by centrifuging to all portions, into gas channel, and entered from bottom
Small particles material is taken out of by mixed airflow outlet by the buoyancy of gas during the air current flow entered, and large granular materials then by
It is used in gravity and falls, after the bottom surrounding aggregation of sorting housing, large granular materials is gathered into discharging opening by material scraping plate
Discharge.
The fine powder winnowing machine of the present invention or exclusive use, or be used cooperatively with cyclone separator, fine powder winnowing machine air outlet
It is connected with the air inlet of cyclone separator, the air outlet of cyclone separator and the entrance of blower fan connect.
The cyclone separator is provided with blower fan 14, and the motor of the blower fan 14 is frequency control motor.In this way, frequency control
Motor can adjust rotation speed of fan, and then adjust the air output of cyclone separator and go out wind velocity, can further adjust
The intake velocity and intake of housing bottom circular air inlet mouth are sorted, so as to adjust the granularity of feed separation.
The cone segments bottom of the cyclone separator is provided with the 3rd airlock.It is material fine powder at this 3rd airlock
Discharging opening.
Compared with prior art, the present invention has the advantages and positive effects of：
The fine powder winnowing machine of the present invention, first by material coarse crushing, then with fine powder separator by the material of conforming particle and more than conjunction
Lattice granule materials are separated, and the fine powder for meeting particle requirement is put forward, then will be greater than the material separating twice of conforming particle, by pole
The efficiency of big raising pulverizer, saves energy consumption.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is at fine powder separator circular air inlet mouth and its partial structural diagram of associated component.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection.
As illustrated in fig. 1 and 2, fine powder winnowing machine of the invention, including at least the descending material channel of a material, a gas
Flow the gas passage risen and a rotating disk 8 material of material channel got rid of to gas passage.
As the improvement to above-mentioned technical proposal, the material channel is formed by the blanking tube 6 of hollow structure, the blanking
Cylinder 6 is arranged in the sorting housing 7 of inner hollow, and the blanking tube 6 is spaced with sorting the inwall of housing 7, and the blanking tube 6 is with dividing
The bottom of housing 7 is selected not contact；The rotating disk 8 is arranged at the bottom of sorting housing 7 inner chamber and positioned at the lower section of blanking tube 6；
The bottom wall of the sorting housing 7 has the discharging opening of circular air inlet mouth 9 and large granular materials, and the top of the sorting housing 7 is provided with
Small particles material and the mixed airflow outlet of wind mixing, in this case, between circular air inlet mouth 9, rotating disk 8 and bottom wall
Gap and mixed airflow outlet 1 between gap, blanking tube 6 and the sorting inwall of housing 7 form described gas passage.
As the improvement to above-mentioned technical proposal, the rotating disk 8 be indent bathtub construction, the opening of the bathtub construction
Towards the port of export of blanking tube 6.
As the improvement to above-mentioned technical proposal, the bottom of the blanking tube 6 is provided with conical cover body 10, the conical cover body
10 big end is adapted with the periphery of rotating disk 8 and is spaced with rotating disk 8.In this way, conical cover body 10 can ensure that material is complete
Subordinate is fallen in rotating disk to be thrown out of without directly effusion again.In this case, circular air inlet mouth 9, rotating disk 8 and bottom wall
Between gap, the gap between conical cover body 10 and the sorting inwall of housing 7 and mixed airflow outlet 1 form described gas and lead to
Road, and the gap between conical cover body 10 and the sorting inwall of housing 7 can control the wind speed of gas passage, and then determine this fine powder
The powder particle size of winnowing machine.
As the improvement to above-mentioned technical proposal, all portions of the bottom of rotating disk 8 are provided with scraper plate 11.
As the improvement to above-mentioned technical proposal, motor 12 is provided with outside the bottom of the sorting housing 7, the driving
Motor 12 is connected with rotating disk 8.The motor 12 rotates, and drives rotating disk 8 to rotate.
As the improvement to above-mentioned technical proposal, the sorting housing 7 is provided with second in large granular materials discharge outlet
Airlock 13.
As the improvement to above-mentioned technical proposal, the fine powder winnowing machine also includes tubaeform feed hopper 4, the feed hopper
4 are connected and is there is the first airlock 5 junction with blanking tube 6.First airlock 5 controls feed hopper 4 and blanking tube 6
Connection or cut-off, realize charging or stop charging, be not required to air intake all the time.
The fine powder winnowing machine of the present invention, the inwall and rotating disk 8 of sorting housing 7 and the gap formed between blanking tube 6
For gas channel, air-flow enters from the bottom of sorting housing 7, from mixed airflow outlet 1 go out from；Sort the rotation of the bottom of housing 7
First effect of disk 8 is to get rid of material, i.e., the material that blanking tube 6 gets off is thrown away by centrifuging to all portions, into gas channel,
And enter from bottom air current flow when small particles material is taken out of by mixed airflow outlet by the buoyancy of gas, and big
Grain material then falls because gravity is used for, after the bottom surrounding aggregation of sorting housing, by material scraping plate 11 by large granular materials
Gather discharging opening discharge.
The fine powder winnowing machine of the present invention or exclusive use, or be used cooperatively with cyclone separator 3, fine powder winnowing machine air outlet
1 is connected with the air inlet of cyclone separator 3, and the air outlet of cyclone separator 3 is connected with the entrance of blower fan 14.
The cyclone separator is provided with blower fan 14, and the motor of the blower fan 14 is frequency control motor.In this way, frequency control
Motor can adjust rotation speed of fan, and then adjust the air output of cyclone separator and go out wind velocity, can further adjust
The intake velocity and intake of housing bottom circular air inlet mouth are sorted, so as to adjust the granularity of feed separation.
The cone segments bottom of the cyclone separator 3 is provided with the 3rd airlock 15.It is material at this 3rd airlock 15
The discharging opening of fine powder.
Compared with prior art, the present invention has the advantages and positive effects of：
The fine powder winnowing machine of the present invention, first by material coarse crushing, then with fine powder separator by the material of conforming particle and more than conjunction
Lattice granule materials are separated, and the fine powder for meeting particle requirement is put forward, then will be greater than the material separating twice of conforming particle, by pole
The efficiency of big raising pulverizer, saves energy consumption.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (8)
- A kind of 1. fine powder winnowing machine, it is characterised in that：Rise including at least the descending material channel of a material, an air-flow Gas passage and a rotating disk got rid of the material of material channel to gas passage.
- 2. fine powder winnowing machine according to claim 1, it is characterised in that：The material channel by hollow structure blanking tube Formed, the blanking tube is arranged in the sorting housing of inner hollow, the blanking tube and is sorted the inwall of housing and is spaced, under this Barrel does not contact with sorting the bottom of housing；The rotating disk is arranged at the bottom of sorting housing cavity and under blanking tube Side；The bottom wall of the sorting housing has the discharging opening of circular air inlet mouth and large granular materials, and the top of the sorting housing is provided with Small particles material and the mixed airflow outlet of wind mixing, the gap, blanking tube between circular air inlet mouth, rotating disk and bottom wall are with dividing The gap between inner walls and mixed airflow is selected to export to form described gas passage.
- 3. fine powder winnowing machine according to claim 2, it is characterised in that：The rotating disk is the bathtub construction of indent, should The port of export of the opening of bathtub construction towards blanking tube.
- 4. fine powder winnowing machine according to claim 2, it is characterised in that：The bottom of the blanking tube is provided with circular cone cover Body, the big end of the conical cover body are adapted with the periphery of rotating disk and are spaced with rotating disk.
- 5. fine powder winnowing machine according to claim 2, it is characterised in that：All portions of the rotating disk bottom, which are provided with, scrapes Plate.
- 6. fine powder winnowing machine according to claim 2, it is characterised in that：Driving is provided with outside the bottom of the sorting housing Motor, the motor are connected with rotating disk；The motor rotates, and drives rotating disk to rotate.
- 7. fine powder winnowing machine according to claim 2, it is characterised in that：The sorting housing is in large granular materials discharging opening Place is provided with the second airlock.
- 8. fine powder winnowing machine according to claim 2, it is characterised in that：The fine powder winnowing machine also enters including tubaeform Hopper, the feed hopper is connected with blanking tube and the junction is to have the first airlock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420324.4A CN107413650A (en) | 2017-06-07 | 2017-06-07 | A kind of fine powder winnowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420324.4A CN107413650A (en) | 2017-06-07 | 2017-06-07 | A kind of fine powder winnowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107413650A true CN107413650A (en) | 2017-12-01 |
Family
ID=60428692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710420324.4A Pending CN107413650A (en) | 2017-06-07 | 2017-06-07 | A kind of fine powder winnowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107413650A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351426A (en) * | 2018-10-31 | 2019-02-19 | 长沙万荣粉体设备科技有限公司 | Discharge mechanism and vertical mill |
| CN114289313A (en) * | 2021-12-31 | 2022-04-08 | 湖南江冶新能源科技股份有限公司 | Winnowing process and equipment under protection of circulating inert gas |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101433897A (en) * | 2008-12-08 | 2009-05-20 | 江苏科行环境工程技术有限公司 | High-effective flour screening machine with wide size distribution of particles |
| US20150224510A1 (en) * | 2012-11-21 | 2015-08-13 | Ashizawa Finetech Ltd. | Classifier-equipped media-agitation type pulverizer |
| JP2015231621A (en) * | 2014-06-10 | 2015-12-24 | ホソカワ ミクロン インターナショナル インコーポレーテッド | Ultrafine airflow classification mill |
| CN105537118A (en) * | 2016-01-29 | 2016-05-04 | 嘉峪关鸿禄泰设备制造有限责任公司 | Seed centrifugal winnowing machine |
| CN207952002U (en) * | 2017-06-07 | 2018-10-12 | 河南龙昌机械制造有限公司 | A kind of fine powder winnowing machine |
-
2017
- 2017-06-07 CN CN201710420324.4A patent/CN107413650A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101433897A (en) * | 2008-12-08 | 2009-05-20 | 江苏科行环境工程技术有限公司 | High-effective flour screening machine with wide size distribution of particles |
| US20150224510A1 (en) * | 2012-11-21 | 2015-08-13 | Ashizawa Finetech Ltd. | Classifier-equipped media-agitation type pulverizer |
| JP2015231621A (en) * | 2014-06-10 | 2015-12-24 | ホソカワ ミクロン インターナショナル インコーポレーテッド | Ultrafine airflow classification mill |
| CN105537118A (en) * | 2016-01-29 | 2016-05-04 | 嘉峪关鸿禄泰设备制造有限责任公司 | Seed centrifugal winnowing machine |
| CN207952002U (en) * | 2017-06-07 | 2018-10-12 | 河南龙昌机械制造有限公司 | A kind of fine powder winnowing machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351426A (en) * | 2018-10-31 | 2019-02-19 | 长沙万荣粉体设备科技有限公司 | Discharge mechanism and vertical mill |
| CN109351426B (en) * | 2018-10-31 | 2020-09-22 | 长沙万荣粉体设备科技有限公司 | Discharge mechanism and vertical mill |
| CN114289313A (en) * | 2021-12-31 | 2022-04-08 | 湖南江冶新能源科技股份有限公司 | Winnowing process and equipment under protection of circulating inert gas |
| CN114289313B (en) * | 2021-12-31 | 2023-03-24 | 湖南江冶新能源科技股份有限公司 | Winnowing process and equipment under protection of circulating inert gas |
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