CN108332485A - Feed Manufacturing material sieving and grading cooling system - Google Patents
Feed Manufacturing material sieving and grading cooling system Download PDFInfo
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- CN108332485A CN108332485A CN201810353846.1A CN201810353846A CN108332485A CN 108332485 A CN108332485 A CN 108332485A CN 201810353846 A CN201810353846 A CN 201810353846A CN 108332485 A CN108332485 A CN 108332485A
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- wind
- level
- feed
- discharge port
- grading
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D13/00—Stationary devices, e.g. cold-rooms
- F25D13/06—Stationary devices, e.g. cold-rooms with conveyors carrying articles to be cooled through the cooling space
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
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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
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
Abstract
The present invention relates to a kind of Feed Manufacturing material sieving and grading cooling systems, cooling unit is sent including force one wind, particle grading device, pulverizer, feed bin and light breeze send cooling unit, the present invention designs two-stage wind and send cooling device, material after pipe bundle drier drying is first after force one wind send cooling device wind to send cooling, into particle grading device, the impurity such as stone iron block are screened exclusion, the material for meeting Feed Manufacturing needs is sent to light breeze by direct wind and send cooling device, and the larger material for not meeting Feed Manufacturing needs of granularity then enters pulverizer and crushes, it is energy saving to reach, protect pulverizer, improve the purpose of crush efficiency and material conveying cooling efficiency, cooling heat exchange device is set in particle grading device, cooling efficiency is improved under high temperature environment, ensure cooling effect.
Description
Technical field
The present invention relates to the powders such as vinasse albumen feed, the conveying of particulate species bulk material and coolings to be led with equipment and technology
A kind of domain, and in particular to Feed Manufacturing material sieving and grading cooling system.
Background technology
DDGS（English name：Distillers Dried Grains with Solubles, Chinese name：Full vinasse drying is raised
Material）, it is that poor liquid is separated into filter residue and filtrate two parts with centrifuge, filtrate is made after evaporation and concentration with filter residue together drying
At pipe bundle drier is the drying equipment mainly used in current DDGS productions, after being dried by pipe bundle drier due to material
The temperature of discharge is higher, and in pipe bundle drier drying process, has partial material and bonds blocking, and lump material particle
Larger unsuitable Feed Manufacturing needs, therefore, the material after pipe bundle drier is dried, it usually needs after material completes drying
It send to cooler and is cooled down through bucket elevator, by roots blower force feed to temporary surge bunker after cooling, later again through powder
Broken machine crushes, and is sent to packaging storehouse through bucket elevator and embedded scraper transporter.Current this complex process, number of devices is more, if
Standby investment is big, and high energy consumption, cooling effect is poor, takes up a large area, and maintenance cost is high.Under high temperature environment, cooling efficiency is low, cold
But effect is poor, and cooling equipment energy consumption is larger.Moreover, pipe bundle drier to material be dried during there is also particle compared with
Big impurity, such as screw, nut, iron block, stone, these hard impurities enter the damage that pulverizer can cause pulverizer.And
And into the material of pulverizer without classification, all materials and impurity can all crush in pulverizer, and meeting in material
The material that feed granules degree requires need not then crush, this is resulted in, and pulverizer power consumption is excessive, and idle work is more, energy wave
Take serious.
Invention content
In conclusion in order to overcome the shortcomings of prior art problem, the present invention provides a kind of Feed Manufacturings to be sieved with material
Choosing classification cooling system, it is that design two-stage wind send cooling device, the material after pipe bundle drier drying first to be sent through force one wind cold
But after device wind send cooling, into particle grading device, the impurity such as stone iron block are screened exclusion, meet Feed Manufacturing needs
Material is sent to light breeze by direct wind and send cooling device, and the larger material for not meeting Feed Manufacturing needs of granularity then enters powder
Broken machine crushes, energy saving to reach, and protects pulverizer, improves the purpose of crush efficiency and material conveying cooling efficiency,
Cooling heat exchange device is set in grain grading plant, improves cooling efficiency under high temperature environment, ensures cooling effect.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of Feed Manufacturing material sieving and grading cooling system, wherein：Cooling unit, gradation dress are sent including force one wind
It sets, pulverizer and feed bin；The force one wind send cooling unit include force one wind ajutage, level-one discharger, primary dust removing device,
Level-one air-introduced machine, level-one discharging wind stopping device and primary dust removing wind stopping device；The feed inlet connection tube bank of the force one wind ajutage
The discharge port of the discharge port of drying machine, force one wind ajutage is connected to the air inlet of level-one discharger, the level-one discharger
Top air outlet is connected to level-one fan inlet, and the air outlet of the level-one air-introduced machine connects with the air inlet of primary dust removing device
It is logical, the feed inlet of the discharge port connection level-one discharging wind stopping device of the level-one discharger, the discharging of the primary dust removing device
The feed inlet of mouth connection primary dust removing wind stopping device, equal of the discharge port of the level-one discharging wind stopping device and primary dust removing wind stopping device
The feed inlet connection of grain grading plant；
The particle grading device includes being classified shell, sieve, material inlet, impurities outlet, wind to send mouth, material outlet, change
Material inlet is arranged in hot device and heat exchange air inlet, the classification shell upper end, and the side setting wind for being classified shell send mouth, another
Side setting heat exchange air inlet, classification shell lower end setting impurities outlet and material outlet, be classified in shell be provided with sieve and
Heat exchanger, in classification shell, sieve is divided into coarse granule room and fine grained room by housing cavity is classified, and changes for screen slope setting
Hot device is arranged in the coarse granule room of shell close to heat exchange air inlet position, heat exchange air inlet, material inlet and the impurity
Outlet coarse granule room, wind send mouth and material outlet is connected to fine grained room, and the material outlet is connected to the charging of pulverizer
Mouthful, the wind send the feed inlet of mouth connection feed bin, the feed inlet of the discharge port connection feed bin of the pulverizer, the material
The discharge port in storehouse connects packaging facilities, and the heat exchanger is connected to cooling water source by pipeline.
Technical scheme of the present invention may also is that realization, the wind of the feed bin and particle grading device send mouth and
It is provided with light breeze between the discharge port of pulverizer and send cooling unit, it includes light breeze air-supply that the light breeze, which send cooling unit,
Pipe, two level discharger, secondary ash collector, two-stage air draft machine, two level discharging wind stopping device and two-stage dust removal wind stopping device；The two level
The wind for the discharge port and particle grading device that the feed inlet of wind ajutage is connected to pulverizer by pipeline respectively send mouth, and described two
The discharge port of grade wind ajutage is respectively communicated with the air inlet of two level discharger and the feed inlet of feed bin, the two level by pipeline
Discharger top air outlet is connected to the air inlet of two-stage air draft machine, the two-stage air draft machine air outlet and secondary ash collector
Air inlet is connected to, and the discharge port of the two level discharger is connected to the feed inlet of two level discharging wind stopping device, the two-stage dust removal
The discharge port of device is connected to the feed inlet of two-stage dust removal wind stopping device, the two level discharging wind stopping device and two-stage dust removal wind stopping device
Discharge port is connected to the feed inlet of feed bin.
Technical scheme of the present invention may also is that realization, feed inlet and the particle point of the light breeze ajutage
The wind of stage arrangement send and is provided with the first adjusting valve, the discharging of the feed inlet and pulverizer of light breeze ajutage on the pipeline that mouth is connected to
It is both provided with the second adjusting valve on the pipeline of mouth connection.
Technical scheme of the present invention may also is that realization, the discharge port of the light breeze ajutage are unloaded with two level
The first control valve, the charging of the discharge port and feed bin of light breeze ajutage are provided in connecting pipe between the air inlet of glassware
It is both provided with the second control valve and third air-introduced machine in connecting pipe between mouthful.
Technical scheme of the present invention may also is that realization, be arranged on the impurities outlet of the particle grading device
There is plate valve.
Technical scheme of the present invention may also is that realization, the angle of inclination of the sieve of the particle grading device
It is 30 ~ 60 °.
Technical scheme of the present invention may also is that realization, the heat exchanger are finned heat exchanger.
Technical scheme of the present invention may also is that realization, the level-one discharger, two level discharger are rotation
Wind discharger.
Technical scheme of the present invention may also is that realization, the primary dust removing device and secondary ash collector are whirlwind
Deduster.
Beneficial effects of the present invention are：
1, the present invention to the high-temperature material after drying once cool down using force one wind ajutage and wind is sent, and material passes through negative pressure
Wind enters level-one discharger and primary dust removing device, cools down to material while wind is sent；Material after once cooling down into
Enter particle grading device, the impurity such as stone, iron block in material are screened out, and the relatively fine granular material of particle is sent by direct wind
Enter feed bin, the slightly larger material of particle enters after pulverizer is crushed to the granularity for meeting Feed Manufacturing requirement to be delivered into again
Enter feed bin, while wind is sent cooling can in the existing feed preparation of effective solution number of devices needed for material cooling it is more,
The problems such as equipment investment is big, and high energy consumption, cooling effect is poor, takes up a large area, and maintenance cost is high.
2, the setting of particle grading device of the invention can effectively remove stone in once material after cooling and
The impurity such as iron block avoid impurity from entering feed bin and pulverizer, protect pulverizer, particle grading device that can will meet Feed Manufacturing
The material needed is fed directly to feed bin storage, without being crushed into pulverizer, to reduce pulverizer energy expenditure, and section
The about energy.
3, the heat exchange air inlet position of particle grading device of the invention is provided with heat exchanger, and heat exchanger is connected to by pipeline
Cooling water source cools down the air for entering particle grading device using cooling water source and heat exchanger, then utilizes drop
Air after temperature carries out Secondary Air to primary material after cooling and send cooling, improves cooling efficiency, ensures cooling effect, even if
Material can also be cooled down under hot environment.
4, on the pipeline that the feed inlet of light breeze ajutage of the invention send mouth to be connected to the wind of particle grading device, two level
Adjusting valve is both provided on the pipeline that the feed inlet of wind ajutage is connected to the discharge port of pulverizer, the setting of adjusting valve can adjust
The size of the ventilation quantity of length of tubing can convey to adjust the grain thickness degree of material transfer efficiency and material when wind-force is larger
The big material of particle, wind-force is smaller can to convey the small material of particle, and then controls product quality.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Fig. 2 is the structural schematic diagram of the particle grading device of the present invention.
Force one wind ajutage 1；Level-one discharger 2；Primary dust removing device 3；Level-one air-introduced machine 4；Level-one discharging wind stopping device 5；One
Grade dedusting wind stopping device 6；Particle grading device 7；Pulverizer 8；First adjusting valve 9；Second adjusting valve 10；Light breeze ajutage 11；
Two level discharger 12；Secondary ash collector 13；Two-stage air draft machine 14；Two level discharging wind stopping device 15；Two-stage dust removal wind stopping device 16；First
Control valve 17；Second control valve 18；Feed bin 19；Packaging facilities 20；Third air-introduced machine 21；It is classified shell 71；Sieve 72；Material into
Mouth 73；Impurities outlet 74；Wind send mouth 75；Material outlet 76；Fine grained room 77；Coarse granule room 78；Exchange heat air inlet 79；Heat exchanger
710, cooling water source 711.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in Figures 1 and 2, a kind of Feed Manufacturing material sieving and grading cooling system, including force one wind send cooling list
Member, particle grading device 7, pulverizer 8 and feed bin 19；It includes force one wind ajutage 1, level-one that the force one wind, which send cooling unit,
Discharger 2, primary dust removing device 3, level-one air-introduced machine 4, level-one discharging wind stopping device 5 and primary dust removing wind stopping device 6；The force one wind
The discharge port of the feed inlet connection pipe bundle drier of ajutage 1, the discharge port of force one wind ajutage 1 and level-one discharger 2 into
Air port is connected to, and the 2 top air outlet of level-one discharger is connected to 4 air inlet of level-one air-introduced machine, the level-one air-introduced machine 4
Air outlet is connected to the air inlet of primary dust removing device 3, the discharge port connection level-one discharging wind stopping device 5 of the level-one discharger 2
Feed inlet, the feed inlet of the discharge port connection primary dust removing wind stopping device 6 of the primary dust removing device 3, the level-one discharging
The feed inlet of the equal particle grading device of wind stopping device 5 and the discharge port of primary dust removing wind stopping device 67 connects.
The particle grading device 7 includes being classified shell 71, sieve 72, material inlet 73, impurities outlet 74, wind to send mouth
75, material outlet 76, heat exchanger 710 and the air inlet 79 that exchanges heat, sieve 72 and heat exchanger are provided in the classification shell 71
710, material inlet 73 is arranged in 71 upper end of classification shell, and the side setting wind of classification shell 71 send mouth 75, other side setting to change
Hot air inlet 79, classification shell 71 lower end setting impurities outlet 74 and material outlet 76, the sieve 72 are inclined at point
In grade shell 71, the angle of inclination of sieve 72 is 60 °, and sieve 72 is divided into coarse granule room 78 and thin by 71 inner cavity of shell is classified
Grain room 77, the heat exchanger 710 are finned heat exchanger, are connected to cooling water source 711 by pipeline, the setting of Chinese's device 710 exists
Connect close to 79 position of heat exchange air inlet, the heat exchange air inlet 79, material inlet 73 and impurities outlet 74 in coarse granule room 78
Lead to coarse granule room 78, plate valve is provided on impurities outlet 74, wind send mouth 75 and material outlet 76 to be connected to fine grained room 77, institute
The material outlet 76 stated is connected to the feed inlet of pulverizer 8, and the wind send mouth 75 to be connected to light breeze ajutage 11 by pipeline
Feed inlet, the first adjusting valve 9 is provided on pipeline, and the discharge port of the pulverizer 8 passes through pipeline and is connected to light breeze ajutage
11 feed inlet is provided with the second adjusting valve 10 on the pipeline, and the discharge port of the light breeze ajutage 11 is connected by pipeline
Lead to the air inlet of two level discharger 12, is provided with the first control valve 17 on pipeline, the discharge port of light breeze ajutage 11 passes through pipe
Road is connected to the feed inlet of feed bin 19, and the second control valve 18 and third air-introduced machine 21, the two level discharger are provided on pipeline
12 top air outlets are connected to the air inlet of two-stage air draft machine 14,14 air outlet of two-stage air draft machine and secondary ash collector 13
Air inlet connection, the discharge port of the two level discharger 12 is connected to the feed inlet of two level discharging wind stopping device 15, described two
The discharge port of grade deduster 13 is connected to the feed inlet of two-stage dust removal wind stopping device 16, the two level discharging wind stopping device 15 and two level
The discharge port of dedusting wind stopping device 16 is connected to the feed inlet of feed bin 19.The discharge port of the feed bin 19 connects packaging facilities
20.Light breeze ajutage 11, two level discharger 12, secondary ash collector 13, two-stage air draft machine 14, two level discharging wind stopping device 15 and two
The light breeze that grade dedusting wind stopping device 16 forms the present invention send cooling unit.
The level-one discharger 2, two level discharger 12 are whirlwind discharger.Primary dust removing device 3 and secondary ash collector
13 be cyclone dust collectors.
In use, in the case of winter ambient temperature is relatively low, light breeze of the invention send cooling unit that can not work,
The first adjusting valve 9 and the second adjusting valve 10 are opened at this time, and the first control valve 17 is closed, and the second control valve 18 is opened, third air inducing
Machine 21 is opened, and the material after the completion of pipe bundle drier drying enters force one wind ajutage 1, material from the discharge port of pipe bundle drier
By negative-pressure pneumatic conveying to level-one discharger 2, material is conveyed in the process carries out air cooling to material simultaneously, at the same time object
Material can also be continued drying by conveying wind-force, and material moves downwardly to level-one discharging in centrifugal cyclone shape in level-one discharger 2 and closes
Wind device 5, the smaller powder material of particle is taken out under the action of level-one air-introduced machine 4 by air outlet on level-one discharger 2 in material
Go out and be blown to primary dust removing device 3 through level-one air-introduced machine 4 again, material falls into primary dust removing wind stopping device 6 after centrifugal cyclone, is unloaded with level-one
The material of material wind stopping device 5 collects, and clean wind is discharged from the air outlet of primary dust removing device 3；Through level-one discharging wind stopping device 5 and level-one
The material that dedusting wind stopping device 6 is discharged enters in the classification shell 71 of particle grading device 7, after the screening of sieve 72, in material
The impurity such as iron block, stone cannot pass through strainer, is discharged from impurities outlet 74, and particle meets the material of Feed Manufacturing needs in material
Enter feed bin 19 in the case where wind send effect to store, and the slightly larger material for not meeting Feed Manufacturing needs of particle is discharged from material outlet 76
It is crushed into pulverizer 8, entering feed bin 19 after the crushing of pulverizer 8 stores.
In the case of when summer, ambient temperature is higher, light breeze of the invention send cooling unit to participate in work, and at this time the
One adjusting valve 9 and the second adjusting valve 10 are opened, and the first control valve 17 is opened, and the second control valve 18 is closed, and third air-introduced machine 21 closes
It closes, send cooling unit wind that material after cooling is sent to enter in the classification shell 71 of particle grading device 7 through force one wind, through sieve 72
After screening, the impurity such as iron block, stone in material cannot pass through strainer, is discharged from impurities outlet 74, and particle meets feeding in material
The material that material production needs enters two level discharger 12 under the effect of two-stage air draft machine 14 through light breeze ajutage 11, and particle is slightly
The big material for not meeting Feed Manufacturing needs is discharged into pulverizer 8 from material outlet 76 and crushes, and enters after the crushing of pulverizer 8
Two level discharger 12, wind send cooling unit wind to send cooling as sending cooling principle with force one wind to send cooling unit through light breeze
Material afterwards enters the storage of feed bin 19, is finally packaged 20 packed and transported of equipment.
In the case of southern area summer ambient temperature is very high, light breeze of the invention send cooling unit and particle point
The heat exchanger 710 of stage arrangement 7 participates in work, starts cooling water source 711, and cooling water enters heat exchanger 710, is entered the wind by exchanging heat
Mouth 79 enters the air in classification shell 71 first with the cooling waters progress heat exchange in heat exchanger 710, and air cooling-down is cooled to cold
Air, cold air participate in light breeze and the wind of cooling unit are sent to send cooling, send cooling cooling effect to improve light breeze, improve
Cooling efficiency.
The first adjusting valve 9 and the second adjusting valve 10 is arranged in the present invention, by adjusting the first adjusting valve 9 and the second adjusting valve 10
Quantity-adjustable increases the opening degree of the first adjusting valve 9 and the second adjusting valve 10, then air quantity increases, you can it is defeated to increase material
It send, improves transfer efficiency, the larger material of granularity can also be conveyed, and reduce the first adjusting valve 9 and the second adjusting valve 10
Opening degree, then air quantity reduction can reduce material transfer efficiency, the thinner material conveying of conveying granularity.That is, the first adjusting valve
9 and second adjusting valve 10 setting, material pneumatic conveying cooling efficiency can be adjusted, while can also adjust the material of conveying as needed
Granularity size.Adjust product particle degree and control product quality.
Beater disintegrating machine 8 can be selected in the pulverizer 8 of the present invention, also can be according to the pulverizer 8 of process choice other forms；
According to technological requirement, to reach preferable screening effect, the setting angle of sieve 72 and the net of sieve 72 can be adjusted as needed
Bore dia.
It should be noted that embodiment described above is to the illustrative and not limiting of technical solution of the present invention, affiliated technology
The equivalent replacement of field those of ordinary skill or the other modifications made according to the prior art, as long as not exceeding the technology of the present invention
The thinking and range of scheme, should be included within interest field of the presently claimed invention.
Claims (9)
1. a kind of Feed Manufacturing material sieving and grading cooling system, it is characterised in that：Cooling unit, particle are sent including force one wind
Grading plant（7）, pulverizer（8）And feed bin（19）；It includes force one wind ajutage that the force one wind, which send cooling unit,（1）, one
Grade discharger（2）, primary dust removing device（3）, level-one air-introduced machine（4）, level-one discharging wind stopping device（5）With primary dust removing wind stopping device（6）,
The force one wind ajutage（1）Feed inlet connection pipe bundle drier discharge port, force one wind ajutage（1）Discharge port with
Level-one discharger（2）Air inlet connection, the level-one discharger（2）Top air outlet and level-one air-introduced machine（4）Air inlet
Connection, the level-one air-introduced machine（4）Air outlet and primary dust removing device（3）Air inlet connection, the level-one discharger（2）
Discharge port connect level-one discharging wind stopping device（5）Feed inlet, the primary dust removing device（3）Discharge port connect primary dust removing
Wind stopping device（6）Feed inlet, the level-one discharging wind stopping device（5）With primary dust removing wind stopping device（6）The equal particle of discharge port point
Stage arrangement（7）Feed inlet connection；
The particle grading device（7）Including being classified shell（71）, sieve（72）, material inlet（73）, impurities outlet（74）、
Wind send mouth（75）, material outlet（76）, heat exchanger（710）And heat exchange air inlet（79）, the classification shell（71）Upper end is set
Set material inlet（73）, it is classified shell（71）Side setting wind send mouth（75）, other side setting heat exchange air inlet（79）, point
Grade shell（71）Impurities outlet is arranged in lower end（74）And material outlet（76）, it is classified shell（71）Inside it is provided with sieve（72）And it changes
Hot device（710）, sieve（72）It is inclined at classification shell（71）It is interior, sieve（72）Shell will be classified（71）Inner cavity is divided into slightly
Particle chamber（78）And fine grained room（77）, heat exchanger（710）It is arranged in the coarse granule room of shell（78）Interior close heat exchange air inlet
Position, the heat exchange air inlet（79）, material inlet（73）And impurities outlet（74）It is connected to coarse granule room（78）, wind send mouth
（75）And material outlet（76）It is connected to fine grained room（77）, the material outlet（76）It is connected to pulverizer（8）Feed inlet, institute
The wind stated send mouth（75）It is connected to feed bin（19）Feed inlet, the pulverizer（8）Discharge port be connected to feed bin（19）Charging
Mouthful, the feed bin（19）Discharge port connect packaging facilities（20）, the heat exchanger（710）It is connected to cooling water by pipeline
Source（711）.
2. Feed Manufacturing according to claim 1 material sieving and grading cooling system, it is characterised in that：The feed bin
（19）With particle grading device（7）Wind send mouth（75）And pulverizer（8）Discharge port between be provided with light breeze send it is cooling single
Member, it includes light breeze ajutage that the light breeze, which send cooling unit,（11）, two level discharger（12）, secondary ash collector（13）、
Two-stage air draft machine（14）, two level discharging wind stopping device（15）And two-stage dust removal wind stopping device（16）；The light breeze ajutage（11）
Feed inlet pulverizer is connected to by pipeline respectively（8）Discharge port and particle grading device（7）Wind send mouth（75）, described
Light breeze ajutage（11）Discharge port two level discharger is respectively communicated with by pipeline（12）Air inlet and feed bin（19）Into
Material mouth, the two level discharger（12）Top air outlet and two-stage air draft machine（14）Air inlet connection, the two level draws
Wind turbine（14）Air outlet and secondary ash collector（13）Air inlet connection, the two level discharger（12）Discharge port and two level
Discharging wind stopping device（15）Feed inlet connection, the secondary ash collector（13）Discharge port and two-stage dust removal wind stopping device（16）Into
Material mouth is connected to, the two level discharging wind stopping device（15）With two-stage dust removal wind stopping device（16）Discharge port and feed bin（19）Into
Material mouth is connected to.
3. Feed Manufacturing according to claim 2 material sieving and grading cooling system, it is characterised in that：The two level
Wind ajutage（11）Feed inlet and particle grading device（7）Wind send mouth（75）The first adjusting valve is provided on the pipeline of connection
（9）, light breeze ajutage（11）Feed inlet and pulverizer（8）Discharge port connection pipeline on be both provided with the second adjusting valve
10。
4. Feed Manufacturing according to claim 2 material sieving and grading cooling system, it is characterised in that：The two level
Wind ajutage（11）Discharge port and two level discharger（12）Air inlet between connecting pipe on be provided with the first control valve
（17）, light breeze ajutage（11）Discharge port and feed bin（19）Feed inlet between connecting pipe on be both provided with the second control
Valve processed（18）And third air-introduced machine（21）.
5. Feed Manufacturing according to claim 1 material sieving and grading cooling system, it is characterised in that：The particle
Grading plant（7）Impurities outlet（74）On be provided with plate valve.
6. Feed Manufacturing according to claim 1 material sieving and grading cooling system, it is characterised in that：The particle
Grading plant（7）Sieve（72）Angle of inclination be 30 ~ 60 °.
7. Feed Manufacturing according to claim 1 material sieving and grading cooling system, it is characterised in that：The particle
Grading plant（7）Heat exchanger（710）For finned heat exchanger.
8. Feed Manufacturing according to claim 2 material sieving and grading cooling system, it is characterised in that：The level-one
Discharger（2）, two level discharger（12）It is whirlwind discharger.
9. Feed Manufacturing according to claim 2 material sieving and grading cooling system, it is characterised in that：The level-one
Deduster（3）And secondary ash collector（13）For cyclone dust collectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353846.1A CN108332485B (en) | 2018-04-19 | 2018-04-19 | Material screening and grading cooling system for feed production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353846.1A CN108332485B (en) | 2018-04-19 | 2018-04-19 | Material screening and grading cooling system for feed production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108332485A true CN108332485A (en) | 2018-07-27 |
| CN108332485B CN108332485B (en) | 2023-09-22 |
Family
ID=62933361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810353846.1A Active CN108332485B (en) | 2018-04-19 | 2018-04-19 | Material screening and grading cooling system for feed production |
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