CN105639405B - Grain germ Continuous Electromagnetic baking apparatus and method - Google Patents
Grain germ Continuous Electromagnetic baking apparatus and method Download PDFInfo
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- CN105639405B CN105639405B CN201511025937.5A CN201511025937A CN105639405B CN 105639405 B CN105639405 B CN 105639405B CN 201511025937 A CN201511025937 A CN 201511025937A CN 105639405 B CN105639405 B CN 105639405B
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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
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/08—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for drying or roasting
- A23N12/10—Rotary roasters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
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- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Abstract
The invention discloses grain germ Continuous Electromagnetic baking apparatus and methods, are related to the apparatus and method for technical field of cereal intensive processing.Including continous way charging/discharging device；Electromagnetic heater；Conditioner；Electromagnetic heating cavity；Material cooling system；Control system is connected in sequence.The present invention overcomes furnace formula to roast, and low efficiency, microwave baking be uneven, electromagnetism bakes and is unable to continuous feed and material easily sticks in the disadvantage that an inner wall causes material to be charred, flavor loss is serious, there is provided a kind of grain germ continous way, cleaning, not aleuron electromagnetism baking apparatus and method, reach can be energy saving and the baked products quality such as improve grain germ purpose.
Description
Technical field
The present invention relates to the apparatus and method for technical field of cereal intensive processing, especially a kind of Continuous Electromagnetic bakes packet
Include the apparatus and method for of the grain germ and cereal aleuron including wheat embryo.
Background technique
Grain germ is that the basis of corn growing development accounts for about the 2.5% of wheat seed by taking wheat embryo as an example.Wheat
Contain abundant protein, vitamin and mineral in plumule, eight kinds comprising needed by human body must amino acid and sub- oil abundant
Acid.Carrying out intensive processing to wheat embryo not only realizes the type for rationally utilizing, enriching cereal products of resource, but also tool
There are very high economic benefit and social benefit.The intensive processing of maize germ, soybean germ etc. also has such meaning.
Currently, the utilization form of grain germ mainly produces embryo oil and production germ protein beverage.After mentioning embryo, cereal
Germ particles realize by drying and stabilize have direct edible value.But there is fishy smell when eating raw due to plumule, miscellaneous bacteria content
Height, to realize the directly edible of grain germ particle, it is necessary to carry out baking processing to grain germ.
The equipment baked in the market mainly has furnace formula to roast and microwave baking.China's traditional roasting devices use open firing
To heat food, open fire can keep the peculiar taste substance of food well, but will cause environmental pollution, and heat utilization for conduction
Inefficiency；Meanwhile special messenger's pipe is needed using open firing, production efficiency is low, is not suitable for being mass produced.Another kind of roasting
The equipment of roasting heating, by the way of resistance-heated furnace, this mode will cause material local heating, and material is caused to bake unevenness
It is even, and heat utilization efficiency is not high.Microwave baking equipment cleaning, heat utilization efficiency are high, but in view of the effect of microwave heating be heated
The dielectric constant of material is related, will cause the uneven of heating, and microwave heating will cause the independent perfume (or spice) in material chemical constituent
Taste disappears, and (microwave baking technology [J] the food industry of Wei Mingying, Wu Yinglong food is scientific and technological, 2006,27 (7): 196-
199.).In addition, being baked with microwave or when fried food generates carcinogenic possibility very big (Liu Xiaogeng, Cao Chongjiang, week
Ease Jing microwave processes influence [J] Food Science of food-safe property, 2008,29 (5): 484-488).Therefore, research is new
The baking apparatus of type grain germ has received widespread attention with method.
In recent years, electromagnetic equipment is more and more is applied to food service industry, patent No. CN201220429111.0, entitled band
There is the patent of the Full-automatic electromagnetic heating food stir fry machine of precision temperature-controlling device to disclose the equipment of a kind of cereal and nut parch.
The equipment uses electromagnetic heating principle, and the object baked is cereal or nut.Generating electromagnetic field by electromagnetism makes cylinder generate heat, and
Heat transfer medium (sand or salt), by transmitting medium come heated material, finally by the sieve pore separation of material of inner cylinder, and including
Grain germ including wheat embryo is small in size and light, and using medium conduction heating, material is not readily separated with medium.Meanwhile by
In material during frying, it is easy to stick in cartridge heater inner wall, will cause and be charred phenomenon.
Patent No. 201220429096.X, the entitled Full-automatic electromagnetic heating food stir fry machine for preventing from being cooked excessive fire
Patent document discloses a kind of frying equipment of electromagnetic heating food.The equipment is provided with the insulating sandwich of inner cylinder, effectively completely cuts off
The heat transfer that side returns to the heat medium of front end outer tube solves heat medium for heat to being cooked in inner cylinder
Being cooked and leading to be cooked the quality problems for sharply being heated and being generated for inner cylinder rear portion is passed to, but the equipment is using interval
Formula charging, processing capacity is low, cost manpower is more, capacity usage ratio is low, cannot achieve serialization industrial production.
Equipment involved in the above patent, although can be realized temperature automatically controlled, automatic turning and frying, be all made of it is intermittent into
Material, processing capacity is low, needs that manpower is more, capacity usage ratio is low, cannot achieve serialization industrial production.In addition, not considering in time
The a large amount of water vapours generated in material heating process are excluded, being charred for material, another aspect frying low efficiency are on the one hand easily caused.
To solve the problems, such as that is occurred during baking is charred, heating air can be used, taken away using hot air material
The moisture of material, is then discharged out, and achievees the purpose that roast non-burnt.Number of patent application is CN01136115.8, entitled importing
The patent of the horizontal rotary cylinder type continuous frying apparatus of hot wind, the equipment are matched in horizontal rotary cylinder type continuous frying apparatus
It is equipped with and the hot wind to cylinder outer peripheral surface heating burning gases is imported the warm-air supply channel in cylinder, solve frying food
Paste coke problem in the process, though the equipment is continous way, it uses hot wind indirect heating, on the one hand not environmentally, on the other hand
The thermal efficiency is low.And the equipment is mainly used for frying vegetable, is not directed to baking for material.
To sum up, existing baking apparatus is primarily present following deficiency at present:
Existing furnace formula baking apparatus efficiency of heating- utilization is low, easily causes environmental pollution；Existing microwave baking equipment bakes material
When be also easy to produce hot spot, bake uneven；Existing electromagnetic heating apparatus mostly uses service intermittent, can not achieve continuity charging；
Also, the steam of material generation cannot be discharged in time when baking, cause material to stick in an inner wall, generation is charred；Meanwhile object
Material needs natural cooling, occupies room and time, production efficiency is low after baking.It is set currently, being baked about Continuous Electromagnetic
Standby and method yet there are no relevant report.
Summary of the invention
The present invention be in order to overcome furnace formula roast low efficiency, microwave baking be uneven, electromagnetism bake be unable to continuous feed and
Material easily sticks in the disadvantage that an inner wall causes material to be charred, flavor loss is serious, provides a kind of grain germ continous way, clear
Clean, not aleuron electromagnetism baking apparatus and method, reaching can be energy saving and the baked products quality such as improve grain germ
Purpose.
In order to achieve the above object, the invention adopts the following technical scheme:
A kind of grain germ Continuous Electromagnetic baking apparatus, including continous way charging/discharging device；Electromagnetic heater；Air
Regulating device；Electromagnetic heating cavity；Material cooling system；Control system, each section combination are formed by connecting.
The continous way charging/discharging device includes continous way drawing-in device and continous way discharging device, the continous way feeding
Device includes airlock, feed pipe, the first screw conveyor, feed inlet and left end door, and wherein airlock is installed on feed pipe
One end, for realizing the control of mass flow.First screw conveyor is located at the other end of feed pipe, for material to be delivered to
The drums inside of electromagnetic heating cavity.The axis of first screw conveyor and the electromagnetic heating cavity axis are overlapped, and are worn
Cross the drums inside that left end door enters electromagnetic heating cavity.Left end door is located at drum front end, and steam row is offered on the door of left end
Mouth is put, for connecting conditioner.The continous way discharging device includes right end door and discharge port, and right end door is located at roller
Rear end offers hot-air air inlet, for connecting conditioner thereon；Discharge port is installed on right end and holds behind the door, and with
Material cooling system is connected.
The electromagnetic heater, including electromagnetic heating set and coil actuator, electromagnetic heating set are located at electromagnetic heating cavity
Lower section, there is the gap of 1-5mm therebetween；Electromagnetic heating set center from left to right offers circular through hole, for placing
The air of air handling system heats air hose；Electromagnetic heating set outer wall and roller close to side offer place control system it is infrared
The groove of temperature sensor；Coil actuator quantity is three, is located at electromagnetic heating set underface and from left to right uniform point
Cloth；The heating efficiency of coil actuator from left to right successively reduces, and the present invention is set infrared at different location by control system
The temperature value of temperature sensor carrys out the heating efficiency of control coil driver.
The conditioner, including air purifier, air inlet, air heat air hose, U-tube, steam discharge pipe
With discharge blower, air heating air hose is embedded in the circular through hole at electromagnetic heating set center；Before air purifier is located at air inlet
Portion is connected by air hose with air inlet；Air inlet is located at one end of air heating air hose, for entering purified air；It is empty
The other end of gas heating air hose is connected with one end of U-tube, and the other end of U-tube protrudes into hot-air air inlet and and continuous
The right end door of formula discharging device is connected, and the steam row on the left end door of continous way drawing-in device is protruded into the front end of steam discharge pipe
It puts mouth and is connected with left end door, assembling is discharged in the end of steam discharge pipe.
The electromagnetic heating cavity, including roller, insulating layer and switch-plate；Wherein roller be located at left end door and right end door it
Between, and have the gap of 1-5mm with left end door and right end door.There is gear drive in electromagnetic heating cavity feed inlet side, leads to
It crosses decelerating motor and drives electromagnetic heating cavity rotation, decelerating motor is installed in rack；Roller is located at electromagnetic heater simultaneously
The side of top, charging is upturned, i.e. the axis of roller and the horizontal line inclination angle that is in 1-30 degree, and the inclination angle of the roller can be with
It is adjusted by the height of bracket, for controlling stir-frying time of the material in roller；It is enclosed with the insulating layer on the outside of roller,
Drum inside has been distributed uniformly and circumferentially switch-plate, and switch-plate is strip, and roller is same casting, for material
Uniformly stir-fried.
The material cooling system includes air purifier, induction type material receiver, cyclone separator, wind stopping device, cooling wind
Machine, the second screw conveyor and bag filter；Air purifier is connected by air hose with the air inlet of induction type material receiver, is used
Enter the air of induction type material receiver in purification；The discharge port phase from elephant trunk and continous way charging/discharging device of induction type material receiver
Connection, for collecting the material being baked.The rear portion of induction type material receiver is connected with extraction pipe, and extraction pipe connects whirlwind
Separator, cyclone separator top are connected by air hose with the import of cooling blower, and cyclone separator lower end, which is equipped with, closes wind
Device, and be connected by discharge duct and the second screw conveyor；The outlet of cooling blower is connected with the import of bag filter.
The control system includes PLC(programmable logic controller (PLC)), infrared temperature sensor, humidity sensor and control
Panel；It is designed with an infrared temperature sensor right above each coil actuator, in the groove of electromagnetic heating set, uses
The temperature in three sites before, during and after incuding roller；It is respectively equipped on the steam discharge pipe of conditioner one infrared
Temperature sensor and a humidity sensor, for incuding the temperature and relative humidity of discharge steam；In material cooling system
Pipeline below wind stopping device is equipped with an infrared temperature sensor, for incuding the temperature for entering the second screw conveyor material
Degree；PLC respectively with airlock, infrared temperature sensor, humidity sensor, coil actuator, decelerating motor, discharge blower, cold
But blower is connected with control panel；Control panel is mounted on the side of equipment, for controlling the entrance flow of material, baking temperature
The revolving speed of degree, the revolving speed of decelerating motor and discharge blower and cooling blower.By the control of control system, so that air conditioning
The vapor (steam) temperature of device discharge is between 80-120 DEG C, and relative humidity is between 60%-90%；Meanwhile by material cooling system
The temperature of charge of the second screw conveyor is entered less than 50 DEG C.
The device of the invention is applicable not only to the granular materials such as wheat embryo with method and bakes, and is also suitable for flour, rice flour
The frying of equal granular materials, while being also suitable for the curing and frying of the granule materials such as wheat, corn.
The invention also includes a kind of Continuous Electromagnetics to bake method, carries out as steps described below:
Firstly, opening decelerating motor by the control panel of control system adjusts roller to appropriate revolving speed 15r/min, setting
Cylinder bottom temperature changes between 350-50 DEG C, and from roller import to outlet temperature even variation and the temperature of roller import is high
In drum outlet；Meanwhile electromagnetic heater and conditioner are opened, the roller is preheated and takes away inside
Cold air, so that air temperature and current keeps stablizing in roller.
Then, feed rate is set by control panel, opens the airlock of the continous way charging/discharging device and described
Material cooling system controls feed rate by the rotary valve of the airlock, by the revolving speed tune for controlling the discharge blower
The temperature of section discharge gas.Material enter the electromagnetic heating cavity after, uniformly stir-fried under the rotation of roller, material with
The rotary advanced movement of roller, the time that can be stir-fried in roller by adjusting the adjustable material in inclination angle of roller.In object
During material travels forward and stir-fries, the three sections of different heating zones gradually decreased due to successively have passed through heating temperature,
Material, which roasts, caused by temperature can be prevented excessively high is charred.Meanwhile roller can be monitored in real time by infrared temperature sensor
Interior temperature adjusts the heating efficiency of each coil actuator by control panel when temperature is excessively high or too low in roller
To adjust material baking temperature.
During material stir-frying, the purification cold air sucked is heated and is sent to the rolling by the conditioner
In cylinder, hot steam caused by stir-frying material passes through the conditioner under the action of hot-air in the roller
Steam discharge pipe discharge.Pass through the infrared temperature sensor and humidity sensor real-time monitoring discharge steam on steam discharge pipe
Temperature and humidity, by control panel adjust discharge blower revolving speed, and then adjust discharge steam temperature and humidity so that
The temperature of steam is between 80-120 DEG C, and relative humidity is between 60%-90%.
Material after stir-frying enters the induction type material receiver by discharge port, mixes with purified cold air and is mentioned material
Pipe is delivered to cyclone separator.Material, which passes through, separates discharging to the second screw conveyor through the cyclone separator and wind stopping device,
The lingering remnants of past customs is discharged after bag filter is handled, and the drop temperature of material is monitored by the infrared temperature sensor below wind stopping device,
The revolving speed of cooling blower is adjusted by control panel, and then adjusts drop temperature, so that temperature of charge is less than 50 DEG C.Finally, will
The material that second screw conveyor is sent out is transported between material is packaged and is measured and packed.
Present invention tool has the advantage that
(1) electromagnetic heating is used, it is uneven and the defect of material wheat fragrance cannot be possessed to overcome microwave baking.It can
Possess the fragranced of traditional open firing mode very well, electromagnetic heating improves efficiency of heating- utilization, and realizes process ginseng
Several accurate control.
(2) continous way discharging system is used, overcomes that service intermittent production capacity is low, needs that manpower is more, capacity usage ratio
Low disadvantage is advantageously implemented the serialization of production.
(3) electromagnetic heating source uses three-stage temperature control, realizes heated material stage by stage, effectively avoids material and exist
It is baked when being moved to below in rotating cylinder excessively.
(4) air of the heat purification generated using electromagnetic heating set, and hot-air is passed through work tubular agent 30 4
It is interior, the moist steam generated during material bakes is taken away, avoids the paste of material burnt, improves utilization efficiency of heat energy.
(5) it is transmitted using baffle, compares helical feed, be able to maintain plumule entirety and be not crushed and in barrel adhesion object
Material, prevents material to be charred.
(6) the device of the invention is applied widely with method, can be used not only for the granular materials such as wheat embryo and bakes,
Also the frying that may be adapted to the granular materials such as flour, rice flour, simultaneously for granule materials such as wheat, corns also can be carried out curing with
Frying.
Detailed description of the invention
Fig. 1 is the schematic diagram of grain germ Continuous Electromagnetic baking apparatus of the present invention；
Fig. 2 is shown equipment drums inside structure chart.
In figure: 01. airlock；02. feed pipe；03. feed inlet；04. first screw conveyor；05. left end door；6. slowing down
Motor；07. air inlet；08. electromagnetic heating set；09. air purifier；10. bracket；11. coil actuator；12. infrared temperature
Sensor；13. air heats air hose；14. from elephant trunk；15. induction type material receiver；16. discharge port；17.U shape pipe；18. right end
Door；19. the second screw conveyor；20. wind stopping device；21. cooling blower；22. cyclone separator；23. bag filter；24. mentioning
Expects pipe；25. roller；26. insulating layer；27. control panel；28. blower is discharged；29. humidity sensor；30. steam discharge pipe；
31. switch-plate.
Specific embodiment
It is next with reference to the accompanying drawing that description of specific embodiments of the present invention.
A kind of grain germ Continuous Electromagnetic baking apparatus, if Fig. 1 is showing for grain germ Continuous Electromagnetic baking apparatus
Shown in intention, including continous way charging/discharging device；Electromagnetic heater；Conditioner；Electromagnetic heating cavity；Material cooling system
System；Control system, each section combination are formed by connecting.
The continous way charging/discharging device includes continous way drawing-in device and continous way discharging device, the continous way feeding
Device include airlock 1, feed pipe 2, the first screw conveyor 4, feed inlet 3 and left end door 5, wherein airlock 1 be installed on into
One end of expects pipe 2, for realizing the control of mass flow.First screw conveyor 4 is located at the other end of feed pipe 2, and being used for will
Material is delivered to inside the roller 25 of electromagnetic heating cavity.The axis of first screw conveyor 4 and the electromagnetic heating cavity axis
Line is overlapped, and is passed through left end door 5 and entered inside the roller 25 of electromagnetic heating cavity.Left end door 5 is located at 25 front end of roller, and left
Steam outlet is offered in end door 5, for connecting conditioner.The continous way discharging device includes 18 He of right end door
Discharge port 16, right end door 18 are located at 25 rear end of roller, hot-air air inlet are offered thereon, for connecting conditioner；
Discharge port 16 is installed on 18 rear end of right end door, and is connected with material cooling system.
The electromagnetic heater, including electromagnetic heating set 8 and coil actuator 11, electromagnetic heating set 8 add positioned at electromagnetism
Therebetween there is the gap of 1-5mm in the lower section of hot chamber；Electromagnetic heating covers 8 centers and from left to right offers circular through hole, is used for
The air for placing air handling system heats air hose 13；Electromagnetic heating covers 8 outer walls and roller 25 and offers placement control close to side
The groove of system IR temperature sensor 12 processed；11 quantity of coil actuator be three, be located at electromagnetic heating set 8 immediately below and
From left to right it is uniformly distributed；The heating efficiency of coil actuator 11 from left to right successively reduces, and the present invention is set by control system
The temperature value for determining infrared temperature sensor 12 at different location carrys out the heating efficiency of control coil driver 11.
The conditioner, including air purifier 9, air inlet 7, air heat air hose 13, U-tube 17, steam
Delivery pipe 30 and discharge blower 28, air heating air hose 13 are embedded in the circular through hole that electromagnetic heating covers 8 centers；Air purifier
9 are located at 7 front of air inlet, are connected by air hose with air inlet 7；Air inlet be located at air heating air hose 13 one end, for into
Enter purified air；The other end of air heating air hose 13 is connected with one end of U-tube 17, and the other end of U-tube 17
It protrudes into hot-air air inlet and is connected with the right end door 18 of continous way discharging device, the front end of steam discharge pipe 30 is protruded into continuously
Steam outlet on the left end door 5 of formula drawing-in device is simultaneously connected with left end door 5, and discharge blower 28 is installed on steam discharge pipe
30 end.
The electromagnetic heating cavity, including roller 25, insulating layer 26 and switch-plate 31；Wherein roller is located at left end door 5 and the right side
Between end door 18, and there is the gap of 1-5mm with left end door 5 and right end door 18.There is gear in electromagnetic heating cavity feed inlet side
Transmission mechanism drives electromagnetic heating cavity rotation by decelerating motor 6, and decelerating motor 6 is installed in rack；Roller 25 is located at simultaneously
The top of electromagnetic heater, charging side be upturned, i.e., the axis of roller 25 and horizontal line be in 1-30 degree inclination angle,
The inclination angle of the roller 25 can be adjusted by the height of bracket 10, for controlling stir-frying time of the material in roller 25；Rolling
25 outside of cylinder is enclosed with the insulating layer 26, switch-plate 31 has been distributed uniformly and circumferentially on the inside of roller 25, switch-plate 31 is
Strip, and roller 25 are same casting, for uniformly being stir-fried to material.
The material cooling system include air purifier 9, induction type material receiver 15, cyclone separator 22, wind stopping device 20,
Cooling blower 21, the second screw conveyor 19 and bag filter 23；9 device of air cleaning passes through air hose and induction type material receiver 15
Air inlet be connected, for purify the air into induction type material receiver 15；Induction type material receiver 15 from elephant trunk 14 and continuous
The discharge port 16 of formula charging/discharging device is connected, for collecting the material being baked.The rear portion of induction type material receiver 15
It is connected with extraction pipe 24, extraction pipe 24 connects cyclone separator 22, and 22 top of cyclone separator passes through air hose and cooling blower 21
Import be connected, 22 lower end of cyclone separator is equipped with wind stopping device 20, and passes through 19 phase of discharge duct and the second screw conveyor
Connection；The outlet of cooling blower 21 is connected with the import of bag filter 23.
The control system includes PLC(programmable logic controller (PLC)), infrared temperature sensor 12,29 and of humidity sensor
Control panel 27；It is designed with an infrared temperature sensor 12 right above each coil actuator 11, is located at electromagnetic heating set 8
Groove in, for incuding the temperature in three sites before, during and after roller 25；On the steam discharge pipe 30 of conditioner
It is respectively equipped with an infrared temperature sensor 12 and a humidity sensor 29, for incuding the discharge temperature of steam and relatively wet
Degree；It is equipped with an infrared temperature sensor 12 on the pipeline below the wind stopping device 20 of material cooling system, enters for incuding
The temperature of screw conveyor material；PLC respectively with airlock 1, infrared temperature sensor 12, humidity sensor 29, coil drive
Device 11, decelerating motor 6, discharge blower 28, cooling blower 21 and control panel 27 connect；Control panel 27 is mounted on the side of equipment
Face, for control material into flow, baking temperature, the revolving speed of decelerating motor 6 and discharge blower 28 and cooling blower 21
Revolving speed.By the control of control system, so that the vapor (steam) temperature of conditioner discharge is between 80-120 DEG C, it is relatively wet
Degree is between 60%-90%；Meanwhile the temperature of charge of the second screw conveyor 19 is entered less than 50 by material cooling system
℃.Fig. 2 is shown equipment drums inside structure chart.
The device of the invention is applicable not only to the granular materials such as wheat embryo with method and bakes, and is also suitable for flour, rice flour
The frying of equal granular materials, while being also suitable for the curing and frying of the granule materials such as wheat, corn.
A kind of Continuous Electromagnetic based on above equipment bakes method, and the course of work is as follows:
Firstly, opening decelerating motor by the control panel of control system adjusts roller to appropriate revolving speed 15r/min, setting
Cylinder bottom temperature changes between 350-50 DEG C, and from roller import to outlet temperature even variation and the temperature of roller import is high
In drum outlet；Meanwhile electromagnetic heater and conditioner are opened, the roller is preheated and takes away inside
Cold air, so that air temperature and current keeps stablizing in roller.
Then, feed rate is set by control panel, opens the airlock of the continous way charging/discharging device and described
Material cooling system controls feed rate by the rotary valve of the airlock, by the revolving speed tune for controlling the discharge blower
The temperature of section discharge gas.Material enter the electromagnetic heating cavity after, uniformly stir-fried under the rotation of roller, material with
The rotary advanced movement of roller, the time that can be stir-fried in roller by adjusting the adjustable material in inclination angle of roller.In object
During material travels forward and stir-fries, the three sections of different heating zones gradually decreased due to successively have passed through heating temperature,
Material, which roasts, caused by temperature can be prevented excessively high is charred.Meanwhile roller can be monitored in real time by infrared temperature sensor
Interior temperature adjusts the heating efficiency of each coil actuator by control panel when temperature is excessively high or too low in roller
To adjust material baking temperature.
During material stir-frying, the purification cold air sucked is heated and is sent to the rolling by the conditioner
In cylinder, hot steam caused by stir-frying material passes through the conditioner under the action of hot-air in the roller
Steam discharge pipe discharge.Pass through the infrared temperature sensor and humidity sensor real-time monitoring discharge steam on steam discharge pipe
Temperature and humidity, by control panel adjust discharge blower revolving speed, and then adjust discharge steam temperature and humidity so that
The temperature of steam is between 80-120 DEG C, and relative humidity is between 60%-90%.
Material after stir-frying enters the induction type material receiver by discharge port, mixes with purified cold air and is mentioned material
Pipe is delivered to cyclone separator.Material, which passes through, separates discharging to the second screw conveyor through the cyclone separator and wind stopping device,
The lingering remnants of past customs is discharged after bag filter is handled, and the drop temperature of material is monitored by the infrared temperature sensor below wind stopping device,
The revolving speed of cooling blower is adjusted by control panel, and then adjusts drop temperature, so that temperature of charge is less than 50 DEG C.Finally, will
The material that second screw conveyor is sent out is transported between material is packaged and is measured and packed.
Claims (2)
1. a kind of grain germ Continuous Electromagnetic baking apparatus, it is characterised in that including continous way charging/discharging device；Electromagnetic heating
Device；Conditioner；Electromagnetic heating cavity；Material cooling system；Control system, each section combination are formed by connecting；
The continous way charging/discharging device includes continous way drawing-in device and continous way discharging device, the continous way drawing-in device
Including airlock, feed pipe, the first screw conveyor, feed inlet and left end door, wherein airlock is installed on one end of feed pipe,
For realizing the control of mass flow；First screw conveyor is located at the other end of feed pipe, for material to be delivered to electromagnetism
The drums inside of heating chamber；The axis of first screw conveyor and the electromagnetic heating cavity axis are overlapped, and pass through a left side
End door enters the drums inside of electromagnetic heating cavity；Left end door is located at drum front end, and offers steam outlet on the door of left end,
For connecting conditioner；The continous way discharging device includes right end door and discharge port, and right end door is located at roller rear end,
Hot-air air inlet is offered thereon, for connecting conditioner；Discharge port is installed on right end and holds behind the door, and cold with material
But system is connected；
The electromagnetic heater, including electromagnetic heating set and coil actuator, electromagnetic heating set are located under electromagnetic heating cavity
, there is the gap of 1-5mm therebetween in side；Electromagnetic heating set center from left to right offers circular through hole, for placing air
The air of regulating device heats air hose；Electromagnetic heating set outer wall and roller are offered close to side places control system infrared temperature
The groove of sensor；Coil actuator quantity is three, covers underface positioned at electromagnetic heating and is from left to right uniformly distributed；Line
The heating efficiency of circle driver from left to right successively reduces, and sets infrared temperature sensor at different location by control system
Temperature value carrys out the heating efficiency of control coil driver；
The conditioner, including air purifier, air inlet, air heating air hose, U-tube, steam discharge pipe and row
Blowing machine, air heating air hose are embedded in the circular through hole at electromagnetic heating set center；Air purifier is located at air inlet epistome, leads to
Air hose is crossed to be connected with air inlet；Air inlet is located at one end of air heating air hose, for entering purified air；Air heating
The other end of air hose is connected with one end of U-tube, and the other end of U-tube protrudes into hot-air air inlet and and continous way discharging
The right end door of device is connected, and the steam outlet on the left end door of continous way drawing-in device is protruded into simultaneously in the front end of steam discharge pipe
It is connected with left end door, assembling is discharged in the end of steam discharge pipe；
The electromagnetic heating cavity, including roller, insulating layer and switch-plate；Wherein roller is located between left end door and right end door, and
There is the gap of 1-5mm with left end door and right end door；There is gear drive in electromagnetic heating cavity feed inlet side, passes through deceleration
Motor drives electromagnetic heating cavity rotation, and decelerating motor is installed in rack；Roller is located at the top of electromagnetic heater simultaneously,
The side of charging is upturned, i.e., in the inclination angle of 1-30 degree, the inclination angle of the roller can pass through branch for the axis of roller and horizontal line
The height of frame adjusts, for controlling stir-frying time of the material in roller；The insulating layer is enclosed on the outside of roller, in roller
Lateral edge circumferencial direction is evenly distributed with switch-plate, and switch-plate is strip, and roller is same casting, equal for carrying out to material
Even stir-frying；
The material cooling system includes air purifier, induction type material receiver, cyclone separator, wind stopping device, cooling blower,
Two screw conveyors and bag filter；Air purifier is connected by air hose with the air inlet of induction type material receiver, for net
Change the air for entering induction type material receiver；Induction type material receiver is connected from elephant trunk with the discharge port of continous way charging/discharging device
It connects, for collecting the material being baked；The rear portion of induction type material receiver is connected with extraction pipe, and extraction pipe connects whirlwind point
From device, cyclone separator top is connected by air hose with the import of cooling blower, and cyclone separator lower end is equipped with wind stopping device,
And it is connected by discharge duct and the second screw conveyor；The outlet of cooling blower is connected with the import of bag filter；
The control system includes PLC(programmable logic controller (PLC)), infrared temperature sensor, humidity sensor and control plane
Plate；It is designed with an infrared temperature sensor right above each coil actuator, in the groove of electromagnetic heating set, is used for
The temperature in three sites before, during and after induction roller；An infrared temperature is respectively equipped on the steam discharge pipe of conditioner
Sensor and a humidity sensor are spent, for incuding the temperature and relative humidity of discharge steam；In closing for material cooling system
Pipeline below wind device is equipped with an infrared temperature sensor, for incuding the temperature for entering the second screw conveyor material；
PLC respectively with airlock, infrared temperature sensor, humidity sensor, coil actuator, decelerating motor, discharge blower, cooling wind
Machine is connected with control panel；Control panel is mounted on the side of equipment, for controlling the entrance flow of material, baking temperature, subtracting
The revolving speed of speed motor and the revolving speed that blower and cooling blower is discharged；By the control of control system, so that conditioner
The vapor (steam) temperature of discharge is between 80-120 DEG C, and relative humidity is between 60%-90%；Meanwhile entering by material cooling system
To the second screw conveyor temperature of charge less than 50 DEG C.
2. baking method, feature based on a kind of electromagnetism of grain germ Continuous Electromagnetic baking apparatus described in claim 1
It is to carry out as steps described below:
Firstly, opening decelerating motor by the control panel of control system adjusts roller to appropriate revolving speed 15r/min, roller is set
Bottom temp changes between 350-50 DEG C, and from roller import to outlet temperature even variation and the temperature of roller import is higher than rolling
Cylinder outlet；Meanwhile electromagnetic heater and conditioner are opened, the roller is preheated and takes away internal cold sky
Gas, so that air temperature and current keeps stablizing in roller；
Then, feed rate is set by control panel, opens the airlock and the material of the continous way charging/discharging device
Cooling system controls feed rate by the rotary valve of the airlock, and the rotational speed regulation by controlling the discharge blower is arranged
The temperature of gas out；After material enters the electromagnetic heating cavity, uniformly stir-fried under the rotation of roller, material is with roller
Rotary advanced movement, can be by adjusting the time that stir-fry in roller of tilt adjustment material of roller；It is transported forward in material
During moving and stir-frying, the three sections of different heating zones gradually decreased due to successively have passed through heating temperature can be prevented
Material, which roasts, caused by temperature is excessively high is charred；Meanwhile the temperature in roller can be monitored in real time by infrared temperature sensor,
When temperature is excessively high or too low in roller, the heating efficiency of each coil actuator is adjusted by control panel to adjust material
Baking temperature；
During material stir-frying, the purification cold air sucked is heated and is sent to the roller by the conditioner
Interior, hot steam caused by stir-frying material is under the action of the hot-air by the conditioner in the roller
Steam discharge pipe discharge；Steam is discharged by infrared temperature sensor on steam discharge pipe and humidity sensor real-time monitoring
Temperature and humidity is adjusted the revolving speed of discharge blower by control panel, and then adjusts the temperature and humidity of discharge steam, so that steaming
The temperature of vapour is between 80-120 DEG C, and relative humidity is between 60%-90%；
Material after stir-frying enters the induction type material receiver by discharge port, mixes with purified cold air defeated through extraction pipe
It send to cyclone separator；Material, which passes through, separates discharging to the second screw conveyor, the lingering remnants of past customs through the cyclone separator and wind stopping device
It is discharged after bag filter is handled, the drop temperature of material is monitored by the infrared temperature sensor below wind stopping device, is passed through
Control panel adjusts the revolving speed of cooling blower, and then adjusts drop temperature, so that temperature of charge is less than 50 DEG C；Finally, by second
The material that screw conveyor is sent out is transported between material is packaged and is measured and packed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201511025937.5A CN105639405B (en) | 2015-12-31 | 2015-12-31 | Grain germ Continuous Electromagnetic baking apparatus and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511025937.5A CN105639405B (en) | 2015-12-31 | 2015-12-31 | Grain germ Continuous Electromagnetic baking apparatus and method |
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| CN105639405B true CN105639405B (en) | 2019-12-03 |
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| CN106091626A (en) * | 2016-07-20 | 2016-11-09 | 马先芝 | A kind of slag drying machine detecting humidity |
| CN114752433B (en) * | 2022-03-28 | 2022-11-15 | 四川剑虹粮油有限责任公司 | Rapeseed frying pan and temperature monitoring system thereof |
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| CN105639405A (en) | 2016-06-08 |
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