CN106839657A - A kind of granular material drying machine - Google Patents
A kind of granular material drying machine Download PDFInfo
- Publication number
- CN106839657A CN106839657A CN201710205709.9A CN201710205709A CN106839657A CN 106839657 A CN106839657 A CN 106839657A CN 201710205709 A CN201710205709 A CN 201710205709A CN 106839657 A CN106839657 A CN 106839657A
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- CN
- China
- Prior art keywords
- drying
- granular material
- pipe
- temperature
- temperature controller
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B1/00—Preliminary treatment of solid materials or objects to facilitate drying, e.g. mixing or backmixing the materials to be dried with predominantly dry solids
- F26B1/005—Preliminary treatment of solid materials or objects to facilitate drying, e.g. mixing or backmixing the materials to be dried with predominantly dry solids by means of disintegrating, e.g. crushing, shredding, milling the materials to be dried
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/10—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
- F26B17/107—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers pneumatically inducing within the drying enclosure a curved flow path, e.g. circular, spiral, helical; Cyclone or Vortex dryers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/08—Granular materials
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of granular material drying machine and its application method, including blower unit, feed paddle device, attemperating unit, drying device and collection device, blower unit is made up of air-introduced machine, blast pipe and connection flexible pipe, feed paddle device is made up of feed screw, loading hopper, installing plate, stirring motor and agitator, attemperating unit is switched by EAT sensor, power safety, drop temperature sensor and temperature controller are constituted, drying device is drying pipe, and collection device is made up of discharge nozzle, collection pocket and discharge gate.The present invention manages the effect of upper bulge by drying, and slows down particle speed in bulge, increases circumgranular hot gas, increases the drying time of particle, substantially increases the degree of drying of granular material；The particle of conglomeration will be fallen on pulverizer under gravity, pulverized to be sent to bulge by hot gas again, redrying be realized, so as to avoid the phenomenon of out-clique.
Description
Technical field
The present invention relates to a kind of drying machine, specifically a kind of granular material drying machine.
Background technology
Drying machine is a kind of plant equipment of utilization heat energy reduction material moisture, for being dried operation to object.It is dry
Dry machine makes the hygroscopic water (referring generally to moisture or other volatile liquid components) in material vaporize effusion by heating, to be advised
Determine the solid material of moisture content.Dry purpose is the need for using or be processed further for material.
In the every field nowadays processed, coccoid being processed into processed material, granular material must be very more
Drying just meets quality standard, so granular material has to pass through strict drying process, can just carry out remaining manufacturing procedure,
The drying device of existing granular material, mostly using horizontal boiling drier, it includes ebullated bed main frame, cyclone separator and height
Pressure centrifugal fan etc., during work, clean hot blast enters in ebullated bed through valve plate distribution, wet stock by feeder also into
In ebullated bed, wet stock forms fluidized state under hot blast effect, hot blast is contacted extensively with wet stock material, reaches dry
Purpose, by after the fluidized drying of tens seconds to a few minutes, granular material flows out from the other end of ebullated bed.Existing powder
Material drying device, its granular material be continuously and smoothly reach the other end from one end of ebullated bed, often have and dry thoroughly very
Situation to conglomeration occurs, and this will directly influence the carrying out of production line subsequent processing, it is therefore necessary to by crushing again and drying
Capable person can enter ensuing operation, and cumbersome, operating efficiency is low.
The content of the invention
It is an object of the invention to provide a kind of granular material drying machine, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：
A kind of granular material drying machine, including blower unit, feed paddle device, attemperating unit, drying device and collection
Device, blower unit is made up of air-introduced machine, blast pipe and connection flexible pipe, and the air-introduced machine is connected by connecting flexible pipe with blast pipe
Connect；Feed paddle device is made up of feed screw, loading hopper, installing plate, stirring motor and agitator, the charging leakage
By feed screw located at the side of drying pipe vertically, loading hopper top has been bolted installing plate, the peace to bucket
Stirring motor is fixed with dress plate, the agitator includes agitating shaft and stirrer gear, the output shaft phase of agitating shaft and stirring motor
Even, stirrer gear is welded on agitating shaft；Attemperating unit is sensed by EAT sensor, power safety switch, drop temperature
Device and temperature controller are constituted, and the EAT sensor is arranged on blast pipe, and drop temperature sensor is arranged on discharge nozzle,
EAT sensor and drop temperature sensor are switched by temperature controller and power safety be connected with feed screw respectively；It is dry
Dry device is drying pipe, is bulge in the middle part of the drying pipe, dries bottom and blast pipe connection, top and the discharge nozzle of pipe
Connection；Collection device is made up of discharge nozzle, collection pocket and discharge gate, and the discharge nozzle is connected with discharge gate, the discharge gate
Spiral discharging machine is inside installed, discharge gate is externally connected with collection pocket, and the pocket that integrates is the ventilative cloth bag of high temperature resistant.
As further scheme of the invention：Silencer is installed on the air-introduced machine.
As further scheme of the invention：Roller is installed on the base plate of the blast pipe.
As further scheme of the invention：The drying pipe inner bottom part is provided with pulverizer.
As further scheme of the invention：The drying pipe top is arc shape pipeline.
As further scheme of the invention：Control panel is installed on the feed screw, is set on control panel
It is equipped with scram button.
As further scheme of the invention：The bulge outer layer sets organic and/or inorganic materials heat-insulation layer.
Application method of the invention is：
When using, granular material is poured into loading hopper, stir to form uniform powdery again through the agitator in loading hopper
Enter the lower tube of drying pipe by feed screw, the ascension upwards at a high speed in the presence of air-introduced machine send hot gas；Powder
Conglomeration particle larger in material, will fall on pulverizer under gravity, and conglomeration particle is crushed in the presence of pulverizer
And bulge is sent to by hot gas again；At 110-130 DEG C, drop temperature is controlled at 90-100 DEG C, works as air intake for EAT control
In normal range (NR), EAT sensor can will pass signal and be transmitted to temperature controller temperature, and temperature controller is controlled by different temperature spots
Feed screw makes its adjust automatically feeding speed；When EAT sensor measures temperature less than 110 DEG C, signal can will be passed
Temperature controller is transmitted to, temperature controller control feed screw stops feeding；When drop temperature sensor measures temperature less than 90 DEG C, meeting
Signal will be passed and be transmitted to temperature controller, temperature controller control feed screw stops feeding, and then is stopped.
Compared with prior art, the beneficial effects of the invention are as follows：By the effect of the upper bulge of drying pipe vertically, make powdery
Speed slows down when material reaches bulge, and the spacing between material particles expands, so as to increased the drying time to material particles,
The hot gas around material particles is increased, the aridity of granular material is substantially increased；Big conglomeration particle is cut with scissors in granular material,
To fall on pulverizer under gravity, conglomeration particle is pulverized in the presence of pulverizer and by hot gas is sent to expansion again
Portion, realizes redrying, so as to avoid the appearance of clustering phenomena, improves product quality, and operation is simple, and operating efficiency is significantly
Improve, reasonable in design, low production cost.
Brief description of the drawings
Fig. 1 is the structural representation of granular material drying machine.
Fig. 2 is temperature control circuit block diagram in granular material drying machine.
In figure：1- air-introduced machines, 2- blast pipes, 3- pulverizers, 4- feed screws, 5- loading hoppers, 6- bulges, 7- dry
Main, 8- discharge nozzles, 9- collection pocket, 10- discharge gates, 11- spiral discharging machines, 12- connection flexible pipe, 13- EATs sensor,
14- installing plates, 15- stirring motors, 16- agitators, 17- agitating shafts, 18- stirrer gears, 19- control panels, 20- scram buttons,
21- rollers, 22- silencers, 23- drop temperatures sensor, 24- inorganic material heat-insulation layer, 25- power safeties switch, 26- temperature controls
Instrument.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Refer to Fig. 1-2, a kind of granular material drying machine, including it is blower unit, feed paddle device, attemperating unit, dry
Dry device and collection device, blower unit are made up of air-introduced machine 1, blast pipe 2 and connection flexible pipe 12, and the air-introduced machine 1 passes through
Connection flexible pipe 12 is connected with blast pipe 2；Feed paddle device is by feed screw 4, loading hopper 5, installing plate 14, stirring electricity
Machine 15 and agitator 16 are constituted, and the loading hopper 5 is by feed screw 4 located at the side of drying pipe vertically, loading hopper 5
Top has been bolted installing plate 14, and stirring motor 15 is fixed with the installing plate 14, and the agitator 16 includes stirring
Axle 17 and stirrer gear 18 are mixed, agitating shaft 17 is connected with the output shaft of stirring motor 15, and stirrer gear 18 is welded on agitating shaft 17, led to
The effect of agitator 16 is crossed, when granular material enters into loading hopper 5, agitator 16 gets up granular material agitation, prevents
Granular material accumulated plugging charging aperture at loading hopper 5, it is unloaded so as to avoid feed screw 4, improve operating efficiency；
Attemperating unit is made up of EAT sensor 13, power safety switch 25, drop temperature sensor 23 and temperature controller 26, institute
State EAT sensor 13 to be arranged on blast pipe 6, drop temperature sensor 23 is arranged on discharge nozzle 8, EAT is passed
Sensor 13 and drop temperature sensor 23 switch 25 and are connected with feed screw 4 by temperature controller 26 and power safety respectively；It is dry
Dry device be drying pipe 7, it is described drying pipe 7 middle part be bulge 6, dry pipe 7 bottom and blast pipe 2 connect, top and
Discharge nozzle 8 is connected；Collection device is made up of discharge nozzle 8, collection pocket 9, discharge gate 10 and spiral discharging machine 11, the discharge nozzle
8 are connected with discharge gate 10, and spiral discharging machine 11 is provided with the discharge gate 10, and dry granular material is sent out discharge in time
Mouth 10, it is to avoid because amount is big, blocked at discharge gate 10, cause air-flow obstructed, discharge gate is externally connected with collection pocket, the collection
Pocket is the ventilative cloth bag of high temperature resistant.
Further, silencer 22 is installed on air-introduced machine of the present invention 1, the operating noise of air-introduced machine 1 is reduced.
Further, roller 21, the convenient movement to dryer are installed on the base plate of blast pipe of the present invention 2.
Further, the drying inner bottom part of pipe 7 of the present invention is provided with pulverizer 3, larger conglomeration in granular material
Grain, will fall on pulverizer 3 under gravity, and conglomeration particle is pulverized in the presence of crushing 3 and is sent to by hot gas again
Bulge, realizes redrying, so as to avoid the appearance of clustering phenomena.
Further, drying pipe 7 top of the present invention is arc shape pipeline, can be that air-flow is unimpeded, it is to avoid powder
Turning round out, heap is built.
Further, control panel 19 is installed on feed screw of the present invention 4, urgency is provided with control panel 19
Stop button 20, when dryer breaks down, press scram button 20, it is to avoid the damage of equipment.
Further, the outer layer of bulge of the present invention 6 sets organic and/or inorganic materials heat-insulation layer 24, inorganic material heat-insulation layer 24
Thermal conductivity factor is low, good heat preservation performance, it is also possible to prevent high temperature from scalding staff.
Application method of the invention is：
When using, granular material forms uniform powdery by loading hopper 5 through the stirring of agitator 16 in loading hopper 5
Enter the lower tube of drying pipe 7 by feed screw 4 again, the ascension upwards, powder at a high speed in the presence of air-introduced machine 1 send hot gas
Speed slows down when shape material reaches bulge 6, and density reduces, and after speed slows down, can increase the drying time to material particles, close
After degree reduces, expand the spacing between material particles, the hot gas around material particles can be increased；In addition, larger in granular material
Conglomeration particle, will fall on pulverizer 3 under gravity, conglomeration particle is pulverized and again in the presence of pulverizer 3
Bulge 6 is sent to by hot gas, redrying is realized, so as to avoid the appearance of clustering phenomena, product quality is improve.Enter wind-warm syndrome
At 110-130 DEG C, drop temperature is controlled at 90-100 DEG C for degree control.When EAT is in normal range (NR), EAT sensing
Device 13 can will pass signal and be transmitted to temperature controller 26, and temperature controller 26 makes its adjust automatically by different temperature spot control feed screws 4
Feeding speed；When EAT sensor 13 measures temperature less than 110 DEG C, can will pass signal and be transmitted to temperature controller 26, temperature controller
26 control feed screws 4 stop feeding；When drop temperature sensor 23 measures temperature less than 90 DEG C, can will pass signal and be transmitted to
Temperature controller 26, the control feed screw 4 of temperature controller 26 stops feeding, and then is stopped, and is adjusted.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art possesses, can also be on the premise of this patent objective not be departed from
Various changes can be made.
Claims (8)
1. a kind of granular material drying machine, including blower unit, feed paddle device, attemperating unit, drying device and collection dress
Put, it is characterised in that：Blower unit is made up of air-introduced machine, blast pipe and connection flexible pipe, and the air-introduced machine is by connecting flexible pipe
It is connected with blast pipe；Feed paddle device is made up of feed screw, loading hopper, installing plate, stirring motor and agitator,
By feed screw located at the side of drying pipe vertically, loading hopper top has been bolted installation to the loading hopper
Plate, is fixed with stirring motor on the installing plate, the agitator includes agitating shaft and stirrer gear, agitating shaft and stirring motor
Output shaft is connected, and stirrer gear is welded on agitating shaft；Attemperating unit is by EAT sensor, power safety switch, discharging
Temperature sensor and temperature controller are constituted, and the EAT sensor is arranged on blast pipe, and drop temperature sensor is arranged on
On discharge nozzle, EAT sensor and drop temperature sensor are switched and screw feeding by temperature controller and power safety respectively
Machine is connected；Drying device is drying pipe, is bulge in the middle part of the drying pipe, dries bottom and the blast pipe connection of pipe, top
End and discharge nozzle connection；Collection device is made up of discharge nozzle, collection pocket and discharge gate, and the discharge nozzle is connected with discharge gate,
Spiral discharging machine is installed, discharge gate is externally connected with collection pocket, and the pocket that integrates is the ventilative cloth bag of high temperature resistant in the discharge gate.
2. granular material drying machine according to claim 1, it is characterised in that be provided with silencer on the air-introduced machine.
3. granular material drying machine according to claim 1, it is characterised in that rolling is provided with the base plate of the blast pipe
Wheel.
4. granular material drying machine according to claim 1, it is characterised in that the drying pipe inner bottom part is provided with crushing
Machine.
5. granular material drying machine according to claim 1, it is characterised in that the drying pipe top is circular arc pipe
Road.
6. granular material drying machine according to claim 1, it is characterised in that control is provided with the feed screw
Panel, is provided with scram button on control panel.
7. granular material drying machine according to claim 1, it is characterised in that the bulge outer layer is provided with inorganic material
Material heat-insulation layer.
8. the application method of a kind of granular material drying machine as described in claim 1-7 is any, it is characterised in that when using,
Granular material is poured into loading hopper, stirs to form uniform powdery and enter by feed screw again through the agitator in loading hopper
Enter to dry the lower tube of pipe, the ascension upwards at a high speed in the presence of air-introduced machine send hot gas；Larger conglomeration in granular material
Grain, will fall on pulverizer under gravity, and conglomeration particle is pulverized in the presence of pulverizer and is sent to by hot gas again
Bulge；At 110-130 DEG C, drop temperature is controlled at 90-100 DEG C for EAT control, when EAT is in normal range (NR),
EAT sensor can will pass signal and be transmitted to temperature controller, and temperature controller makes its automatic by different temperature spot control feed screws
Adjustment feeding speed；When EAT sensor measures temperature less than 110 DEG C, can will pass signal and be transmitted to temperature controller, temperature controller
Control feed screw stops feeding；When drop temperature sensor measures temperature less than 90 DEG C, can will pass signal and be transmitted to temperature control
Instrument, temperature controller control feed screw stops feeding, and then is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710205709.9A CN106839657A (en) | 2017-03-31 | 2017-03-31 | A kind of granular material drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710205709.9A CN106839657A (en) | 2017-03-31 | 2017-03-31 | A kind of granular material drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106839657A true CN106839657A (en) | 2017-06-13 |
Family
ID=59141896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710205709.9A Withdrawn CN106839657A (en) | 2017-03-31 | 2017-03-31 | A kind of granular material drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106839657A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286890A (en) * | 2018-03-28 | 2018-07-17 | 华北理工大学 | A kind of drying device of metallurgical raw material |
-
2017
- 2017-03-31 CN CN201710205709.9A patent/CN106839657A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286890A (en) * | 2018-03-28 | 2018-07-17 | 华北理工大学 | A kind of drying device of metallurgical raw material |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170613 |
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| WW01 | Invention patent application withdrawn after publication |