CN107755258A - A kind of material weight particle sorting apparatus - Google Patents
A kind of material weight particle sorting apparatus Download PDFInfo
- Publication number
- CN107755258A CN107755258A CN201711200677.XA CN201711200677A CN107755258A CN 107755258 A CN107755258 A CN 107755258A CN 201711200677 A CN201711200677 A CN 201711200677A CN 107755258 A CN107755258 A CN 107755258A
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- CN
- China
- Prior art keywords
- powder
- coarse granule
- passage
- qualified
- sorting apparatus
- 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.)
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Classifications
-
- 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
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
-
- 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
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
-
- 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
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of material weight particle sorting apparatus, belong to particulate separation technical field, feed hopper, feeding fan, powder carry pipeline, disengagement chamber, qualified powder carry pipeline, conveying fan a, the cyclone separator being sequentially connected including from left to right side, and the powder coarse granule collecting tank being connected with the disengagement chamber bottom, it is of the invention efficient, practical, powder coarse granule can completely be isolated from powder.
Description
Technical field
The invention belongs to particulate separation technical field, more particularly to a kind of material weight particle sorting apparatus.
Background technology
In life, the presence gap of outsourcing fine-powdered production material and actual production requirement, containing a large amount of thick in material
Grain material, can cause bite, abrasion etc. to influence on the slewing in follow-up producing process.If carry out thickness independent to material
Powder separates, not only time-consuming, the laborious and but also suitable place of needs.Such as in energy company's desulfurizer, raw material use
Granularity ＜ 1mm calcium lime powder raw material, and delivered to by pneumatic conveying mode in material reserving chamber.In the quick lime raw material bought
In, particle diameter ＞ 1mm often be present, or even be more than more than 10mm large granular impurity containing particle diameter.These large granular impurities enter
After system, in particularly rear process slewing, bite and serious abrasion are easily produced.Such as desulfurization island rotary feeder,
Therefore screw(-type) feeder, digester etc. often produce repairing operation.So if coarse granule impurity can be passed through filter
Filter out, can just solve the problems, such as slewing bite and abrasion well.In filter if using filter screen or folding
Phase-plate is miscellaneous to filter out these bulky grains, and because the material of conveying is solid-state, and conveying is conveyed by strength, is being conveyed
Filter net jam or breakdown are easily caused in journey, and rolls over phase-plate due to large granular impurity impacting with high pressure, it is rolled over phase-plate damage, causes
Its service life reduces, maintenance cost is high, and transporting resistance is big, high energy consumption, or in separation process, because wind-force is difficult to control
System, small part powder coarse granule can be infiltrated in qualified powder separate, and cause separation not thorough enough.
The content of the invention
It is an object of the invention to：For it is above-mentioned the problem of, it is real the invention provides a kind of material weight particle sorting apparatus
With, efficiently powder coarse granule is separated from powder, improve the quality of powder.
In order to realize above-mentioned function, the present invention proposes following technical scheme：
A kind of material weight particle sorting apparatus, including feed hopper that from left to right side is sequentially connected, feeding fan, powder delivering pipe
Road, disengagement chamber, qualified powder carry pipeline, conveying fan, cyclone separator, and the powder being connected with the disengagement chamber bottom
Coarse granule collecting tank, the disengagement chamber are connected and composed by powder passage and powder coarse granule separation chamber, the powder coarse granule point
From the underface that room is located at powder passage, the powder passage includes left side baffle plate and right-hand apron, the left side baffle plate and institute
State right-hand apron and form pyramidal structure, the powder channel roof is provided with powder entrance and qualified powder outlet, the powder side by side
Material entrance is connected with the powder carry pipeline, and the qualified powder outlet is connected with the qualified powder carry pipeline, described
Powder entrance is provided with stationary barrier straight down, the stationary barrier and the left side with the qualified powder outlet junction
Baffle plate surrounds powder prepass, the stationary barrier and passage, the stationary barrier and institute after right-hand apron composition powder
State and be provided with cross bar between right-hand apron, the cross bar is provided with helical wing plate；The helical wing plate is connected with adjusting screw rod, described
Adjusting screw rod is connected with handwheel, and the handwheel is located on the outside of the powder passage, and the powder coarse granule separation chamber is in hemispherical.
Further, the cross bar is vertically connected at the stationary barrier bottom.Vertical connection is easy to control, and can be maximum
The run duration for influenceing powder in passage after powder of limit.
Further, the helical wing plate be arranged in parallel vertically with the stationary barrier.It can influence to greatest extent
After powder in passage powder run duration.
Further, the cross bar is provided with groove, and the helical wing plate is arranged on the groove.Helical wing plate passes through
The effect of adjusting screw rod is only moved along groove or so, extends the run duration of powder in passage after powder.
Further, the left side baffle plate, right-hand apron are tangent with the cylindrical wall of the powder coarse granule separation chamber respectively.
Be advantageous to the cylindrical wall in powder coarse granule separation chamber and be formed about tangential gas flow, it is used to be advantageous to the coarse grained centrifugation of increasing powder
Property power.
Further, in addition to discharging rotary valve, powder coarse granule delivery pipe and conveying fan b；The discharging rotary valve is located at
The powder coarse granule collects trench bottom, and the powder coarse granule particle delivery pipe is connected with the discharging rotary valve, the conveying
Blower fan b is connected with the powder coarse granule delivery pipe.The powder coarse granule that the control unloading of discharging rotary valve is separated, conveying fan
It is convenient, efficient for conveying powder coarse granule.
The present invention operation principle be：Powder is sent into by powder entrance through feeding fan and powder carry pipeline and separated
Chamber.In disengagement chamber, powder passage is divided into passage after powder prepass and powder by stationary barrier, and powder enters through powder prepass
Hemispherical powder coarse granule separation chamber carries out powder coarse granule separation, due to left side baffle plate and the tapered structure of right-hand apron, powder
Material prepass sectional area gradually increases, so air velocity gradually reduces, when reaching powder coarse granule separation chamber, air velocity
Minimum, now volume and the larger powder coarse granule of quality are reduced to, can not be entrained by air-flow, the powder being separated is thick
Particle is fallen into powder coarse granule collecting tank.
Because powder coarse granule separation chamber uses hemispherical design, powder and powder into powder coarse granule separation chamber
Coarse granule will circle with air-flow.By physics Xue Zhi：The object circled will obtain centrifugal intertia force Fd。
Fd=mv2/R
In formula：M is the quality of object；V is the movement velocity of object；R is radius of a circle.
It can be seen that as v and the timings of R mono-, quality m the greater will obtain larger centrifugal intertia force.Due to the coarse grained matter of powder
Measure mParticleMore than the quality m of qualified powderPowder, so powder coarse granule obtains the centrifugal intertia force F bigger than qualified powderdAnd by
Throw away, fall within powder coarse granule collecting tank and be separated.
Also, channel bottom is provided with helical wing plate after powder, because helical wing plate can change airflow direction, as far as possible
Prolonged to allow powder rotary motion in passage after powder, now, some are after centrifugal motion is done also into rear passage
Powder coarse granule can automatically fall in powder coarse granule collecting tank because quality is bigger, play more preferable separating effect.
Under the collective effect of above-mentioned several factors, powder coarse granule is set to be separated from qualified powder, simultaneously
In powder coarse granule separation chamber, qualified powder carries the passage after powder by air-flow and enters qualified powder carry pipeline, then
It is sent into separator through conveying fan a and reclaim and enters filler bin.
Beneficial effects of the present invention：
1st, disengagement chamber is formed by connecting by powder passage and particle powder separation chamber, and powder passage leads to before being divided into powder with stationary barrier
Passage behind road and powder, by changing the size of channel cross-sectional area, reduce air velocity so that thick of the larger powder of volume
Grain is more preferably separated.
2nd, powder coarse granule separation chamber is in hemispherical configuration, is advantageous to force powder coarse granule to circle generation centrifugation
Inertia force.
3rd, channel bottom is provided with helical wing plate after powder, long as far as possible because helical wing plate can change airflow direction
Time allows powder rotary motion in rear passage, and now, some are thick also into the powder of rear passage after centrifugal motion is done
Particle can automatically fall in powder coarse granule collecting tank because quality is bigger, play more preferable separating effect.
4th, the left side baffle plate of powder passage and right-hand apron are tangent with the cylindrical wall of powder coarse granule separation chamber respectively, favorably
Tangential gas flow is formed about in the cylindrical wall in powder coarse granule separation chamber, increases the coarse grained centrifugal intertia force of powder.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure, 1- feed hoppers, 2- feeding fans, 3- powder carry pipelines, 4- disengagement chambers, the qualified powder carry pipelines of 5-,
6- conveying fans a, 7- cyclone separator, 8- powder coarse granule collecting tanks, 9- powder entrances, the qualified powder outlets of 10-, 11- are left
Side shield, 12- right-hand aprons, 13- powder prepass, passage after 14- powders, 15- cross bars, 16- stationary barriers, 17- powders are thick
Grains delivery pipe, 18- conveying fans b, 19- powder coarse granule separation chamber, 20- helical wing plates, 21- adjusting screw rods, 22- hands
Wheel, 23- cylindrical walls, 24 discharging rotary valves.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Embodiment 1：
A kind of material weight particle sorting apparatus, including feed hopper 1 that from left to right side is sequentially connected, feeding fan 2, powder carry
Pipeline 3, disengagement chamber 4, qualified powder carry pipeline 5, conveying fan a6, cyclone separator 7, and be connected with disengagement chamber bottom
Powder coarse granule collecting tank 8, disengagement chamber 4 are connected and composed by powder passage and powder coarse granule separation chamber 19, powder coarse granule point
From the underface that room 19 is located at powder passage, powder passage includes left side baffle plate 11 and right-hand apron 12, left side baffle plate 11 and the right side
Side shield 12 forms pyramidal structure, and powder channel roof is provided with powder entrance 9 and qualified powder outlet 10, powder entrance 9 side by side
It is connected with powder carry pipeline 3, qualified powder outlet 10 is connected with qualified powder carry pipeline 5, powder entrance 9 and qualified powder
Export 10 junctions and surround powder prepass 13 with left side baffle plate 11 provided with stationary barrier 16 straight down, stationary barrier 16,
Stationary barrier 16 and passage 14 after the composition powder of right-hand apron 12, are provided with cross bar 15 between stationary barrier 16 and right-hand apron 12,
Cross bar 15 is provided with helical wing plate 20；Helical wing plate 20 is connected with adjusting screw rod 21, and adjusting screw rod 21 is connected with handwheel 22, handwheel
22 on the outside of powder passage, and powder coarse granule separation chamber 19 is in hemispherical.
In the present embodiment：Powder is sent into disengagement chamber through feeding fan 2 and powder carry pipeline 3 by powder entrance 9.Separation
In chamber, powder passage is divided into passage 14 after powder prepass 13 and powder by stationary barrier 16, and powder enters through powder prepass 13
Enter hemispherical powder coarse granule separation chamber 19 and carry out powder coarse granule separation, because left side baffle plate 11 and right-hand apron 12 are tapered
Structure, the sectional area of powder prepass 13 gradually increases, so air velocity gradually reduces, when arrival powder coarse granule separation chamber 19
When, air velocity is reduced to minimum, and now volume and the larger powder coarse granule of quality, can not be separated entrained by air-flow
Powder coarse granule out is fallen into powder coarse granule collecting tank 8.
Because powder coarse granule separation chamber uses hemispherical design, the qualified powder into powder coarse granule separation chamber 19
And powder coarse granule will circle with air-flow.By physics Xue Zhi：The object circled will obtain centrifugal intertia force Fd。
Fd=mv2/R
In formula：M is the quality of object；V is the movement velocity of object；R is radius of a circle.
It can be seen that as v and the timings of R mono-, quality m the greater will obtain larger centrifugal intertia force.Due to the coarse grained matter of powder
Measure mParticleMore than the quality m of qualified powderPowder, so powder coarse granule obtains the centrifugal intertia force F bigger than qualified powderdAnd by
Throw away, fall within powder coarse granule collecting tank and be separated.
Also, the bottom of passage 14 is provided with helical wing plate 20 after powder, because helical wing plate 20 can change airflow direction, to the greatest extent
It is possible it is prolonged allow powder rotary motion in passage 14 after powder, now, some after centrifugal motion is done also into
Afterwards the powder coarse granule of passage due to quality it is bigger, can automatically fall in powder coarse granule collecting tank 8, play preferably point
From effect.
Under the collective effect of above-mentioned several factors, powder coarse granule is set to be separated from qualified powder, simultaneously
In powder coarse granule separation chamber, qualified powder carries the passage after powder by air-flow and enters qualified powder carry pipeline, then
It is sent into separator through conveying fan a and reclaim and enters filler bin.
Embodiment 2：
A kind of material weight particle sorting apparatus, including feed hopper 1 that from left to right side is sequentially connected, feeding fan 2, powder carry
Pipeline 3, disengagement chamber 4, qualified powder carry pipeline 5, conveying fan a6, cyclone separator 7, and be connected with disengagement chamber bottom
Powder coarse granule collecting tank 8, disengagement chamber 4 are connected and composed by powder passage and powder coarse granule separation chamber 19, powder coarse granule point
From the underface that room 19 is located at powder passage, powder passage includes left side baffle plate 11 and right-hand apron 12, left side baffle plate 11 and the right side
Side shield 12 forms pyramidal structure, and powder channel roof is provided with powder entrance 9 and qualified powder outlet 10, powder entrance 9 side by side
It is connected with powder carry pipeline 3, qualified powder outlet 10 is connected with qualified powder carry pipeline 5, powder entrance 9 and qualified powder
Export 10 junctions and surround powder prepass 13 with left side baffle plate 11 provided with stationary barrier 16 straight down, stationary barrier 16,
Stationary barrier 16 and passage 14 after the composition powder of right-hand apron 12, are provided with cross bar 15 between stationary barrier 16 and right-hand apron 12,
Cross bar 15 is provided with helical wing plate 20；Helical wing plate 20 is connected with adjusting screw rod 21, and adjusting screw rod 21 is connected with handwheel 22, handwheel
22 on the outside of powder passage, and powder coarse granule separation chamber 19 is in hemispherical.
Cross bar 15 is vertically connected at the bottom of stationary barrier 16.Vertical connection is easy to control, and can influence powder to greatest extent
After material in passage powder run duration.
Helical wing plate 20 be arranged in parallel vertically vertically with stationary barrier 16.Powder in passage can be influenceed after powder to greatest extent
The run duration of material
Cross bar 15 is provided with groove, and helical wing plate 20 is arranged on groove.Helical wing plate is by the effect of adjusting screw rod along recessed
Groove or so only moves, and extends the run duration of powder in passage after powder.
Left side baffle plate 11, right-hand apron 12 are tangent with the cylindrical wall 23 of powder coarse granule separation chamber 19 respectively.Be advantageous to
The cylindrical wall of powder coarse granule separation chamber is formed about tangential gas flow, is advantageous to increase the coarse grained centrifugal intertia force of powder.
Also include discharging rotary valve 24, powder coarse granule delivery pipe 17 and conveying fan b 18；Discharging rotary valve 24 is located at powder
The bottom of coarse granule collecting tank 8, powder coarse granule particle delivery pipe 17 are connected with discharging rotary valve 24, and conveying fan b 18 and powder are thick
Particle delivery pipe 17 connects.The powder coarse granule that the control unloading of discharging rotary valve is separated, conveying fan are thick for conveying powder
Particle, it is convenient, efficient.
The present embodiment is identical with the operation principle of embodiment 1.
Claims (6)
1. a kind of material weight particle sorting apparatus, including the feed hopper that from left to right side is sequentially connected（1）, feeding fan（2）, powder
Material conveying tube road（3）, disengagement chamber（4）, qualified powder carry pipeline（5）, conveying fan a（6）, cyclone separator（7）, Yi Jiyu
The connected powder coarse granule collecting tank in the disengagement chamber bottom（8）, it is characterised in that：The disengagement chamber（4）By powder passage and
Powder coarse granule separation chamber（19）Connect and compose, the powder coarse granule separation chamber（19）Positioned at the underface of powder passage, institute
Stating powder passage includes left side baffle plate（11）And right-hand apron（12）, the left side baffle plate（11）With the right-hand apron（12）Structure
Tapered structure, the powder channel roof are provided with powder entrance side by side（9）With qualified powder outlet（10）, the powder entrance
（9）With the powder carry pipeline（3）Connection, the qualified powder outlet（10）With the qualified powder carry pipeline（5）Even
Connect, the powder entrance（9）With the qualified powder outlet（10）Junction is provided with stationary barrier straight down（16）, it is described
Stationary barrier（16）With the left side baffle plate（11）Surround powder prepass（13）, the stationary barrier（16）Kept off with the right side
Plate（12）Passage after composition powder（14）, the stationary barrier（16）With the right-hand apron（12）Between be provided with cross bar（15）,
The cross bar（15）It is provided with helical wing plate（20）；The helical wing plate（20）It is connected with adjusting screw rod（21）, the regulation spiral shell
Bar（21）It is connected with handwheel（22）, the handwheel（22）On the outside of the powder passage, the powder coarse granule separation chamber
（19）In hemispherical.
A kind of 2. material weight particle sorting apparatus according to claim 1, it is characterised in that：The cross bar（15）Vertically connect
It is connected to the stationary barrier（16）Bottom.
A kind of 3. material weight particle sorting apparatus according to claim 2, it is characterised in that：The helical wing plate（20）With
The stationary barrier（16）It is arranged in parallel vertically vertically.
A kind of 4. material weight particle sorting apparatus according to claim 3, it is characterised in that：The cross bar（15）It is provided with
Groove, the helical wing plate（20）It is arranged on the groove.
A kind of 5. material weight particle sorting apparatus according to claim 1, it is characterised in that：The left side baffle plate（11）、
Right-hand apron（12）Respectively with the powder coarse granule separation chamber（19）Cylindrical wall（23）It is tangent.
A kind of 6. material weight particle sorting apparatus according to claim 1, it is characterised in that：Also include discharging rotary valve
（24）, powder coarse granule delivery pipe（17）With conveying fan b（18）；The discharging rotary valve（24）Received located at the powder coarse granule
Collect groove（8）Bottom, the powder coarse granule particle delivery pipe（17）With the discharging rotary valve（24）Connection, the conveying fan b
（18）With the powder coarse granule delivery pipe（17）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711200677.XA CN107755258A (en) | 2017-11-27 | 2017-11-27 | A kind of material weight particle sorting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711200677.XA CN107755258A (en) | 2017-11-27 | 2017-11-27 | A kind of material weight particle sorting apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107755258A true CN107755258A (en) | 2018-03-06 |
Family
ID=61275523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711200677.XA Withdrawn CN107755258A (en) | 2017-11-27 | 2017-11-27 | A kind of material weight particle sorting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107755258A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108816768A (en) * | 2018-06-27 | 2018-11-16 | 广西浩林人造板股份有限公司 | A kind of wood dust recyclable device of multi-stage separation desanding |
| CN111112084A (en) * | 2019-12-26 | 2020-05-08 | 盐城市普天涂装工业有限公司 | Wind power powder selecting system |
-
2017
- 2017-11-27 CN CN201711200677.XA patent/CN107755258A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108816768A (en) * | 2018-06-27 | 2018-11-16 | 广西浩林人造板股份有限公司 | A kind of wood dust recyclable device of multi-stage separation desanding |
| CN108816768B (en) * | 2018-06-27 | 2023-07-25 | 广西浩林人造板股份有限公司 | Multistage separation degritting's wood flour dirt recovery unit |
| CN111112084A (en) * | 2019-12-26 | 2020-05-08 | 盐城市普天涂装工业有限公司 | Wind power powder selecting system |
| CN111112084B (en) * | 2019-12-26 | 2023-06-30 | 盐城市普天涂装工业有限公司 | Wind power powder selecting system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20180306 |