CN110806091A - Planar far infrared continuous sterilizing dryer - Google Patents
Planar far infrared continuous sterilizing dryer Download PDFInfo
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- CN110806091A CN110806091A CN201910960950.1A CN201910960950A CN110806091A CN 110806091 A CN110806091 A CN 110806091A CN 201910960950 A CN201910960950 A CN 201910960950A CN 110806091 A CN110806091 A CN 110806091A
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- 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
- F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
- F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
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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
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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
- F26B21/08—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
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- 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
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a planar far infrared continuous sterilization dryer, which comprises a drying box, a material conveying system, a feeding system, a discharging system, a far infrared plate and a control switch, wherein the drying box is arranged on the outer side of the drying box; the drying box comprises a top plate provided with an air outlet, a bottom plate provided with an air inlet, a first side plate and a third side plate which are arranged oppositely, and a second side plate and a fourth side plate which are arranged oppositely, wherein an air inlet fan is arranged in the air inlet; the material conveying system comprises a first layer conveying system and a second layer conveying system, the first layer conveying system comprises a driving roller, a driven roller, a motor and a conveying belt connected with the driving roller and the driven roller, the driving roller is arranged in the drying box, the motor is arranged in the driving roller, and the second layer conveying system has the same structure as the first layer conveying system and is arranged below the first layer conveying system; a plurality of far infrared plates are arranged between the upper surface and the lower surface of the conveyor belt and between the upper surface and the lower surface of the second conveyor belt. It has high drying efficiency, controllable temperature and humidity, and sterilizing effect.
Description
Technical Field
The invention relates to the field of drying equipment, in particular to a planar far infrared continuous sterilizing dryer.
Background
Drying equipment is commonly used for various agricultural products and chemical products, wherein a planar continuous dryer is common, materials are fed from a feeding port and pass through a conveying belt, the materials are dried by hot air, and the materials are discharged from a discharging port, but the heat transfer and mass transfer efficiency is low, the temperature is uncontrollable, and the drying function is only realized.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a planar far infrared continuous sterilization dryer which has high drying efficiency, controllable temperature and humidity and sterilization function.
The technical scheme adopted by the invention is as follows:
a planar far infrared continuous sterilization dryer comprises a drying box, a material conveying system, a feeding system, a discharging system, a far infrared plate and a control switch arranged on the feeding system; the drying box comprises a top plate, a bottom plate, a first side plate, a second side plate, a third side plate arranged opposite to the first side plate and a fourth side plate arranged opposite to the second side plate, wherein an air outlet is formed in the top plate, an air inlet is formed in the bottom plate, and an air inlet fan is arranged in the air inlet; the material conveying system comprises a first layer conveying system and a second layer conveying system, the first layer conveying system comprises a driving roller, a driven roller, a motor and a conveyor belt, the motor is used for driving the driving roller to rotate, the conveyor belt is used for connecting the driving roller with the driven roller, the driven roller is arranged in the feeding system, the driving roller is arranged in the drying box, one end of a roller shaft of the driving roller is connected with the second side plate, the other end of the roller shaft of the driving roller is connected with the fourth side plate, the motor is arranged in the driving roller, the second layer conveying system is the same as the first layer conveying system in structure and is arranged below the first layer conveying system, and the material conveying system is connected with the discharging system; the first layer of conveying system and the second layer of conveying system are internally provided with a plurality of far infrared plates.
And opening a control switch, enabling the material to enter from the feeding system, heating the material by heat radiation emitted by the far infrared plate when the material passes through the first-layer conveying system and the second-layer conveying system, pumping external dry and cold air into the drying box by the air intake fan, and performing heat and mass transfer between the gap between the plates and the material so as to reduce the humidity of the material. Far-infrared board adopts the thermal radiation heating rather than the heating of traditional hot air formula's heat medium heating, cooperates the planar conveyer belt, has promoted the rate of heating when the material heating is even to drying efficiency has been promoted.
Preferably, the bottom surface of the top plate is also provided with a plurality of far infrared plates.
The material is when getting into the second floor conveying system by first floor conveying system, and humidity reduces, and the air is when passing second floor conveying system entering first floor conveying system, and humidity risees, so on the efficiency of mass transfer is lower on the equal higher first floor conveying system of air humidity and material humidity, consequently sets up far-infrared planking on the ground of roof, further heats the material on the first floor conveying system, promotes drying efficiency.
Further preferably, the plurality of infrared panels of the bottom surface of the top plate, the plurality of infrared panels of the first-layer transport system, and the plurality of infrared panels of the second-layer transport system are all arranged in a staggered manner.
The far infrared plates are arranged in a staggered mode, air is changed from straight to curved upward, the flowing distance of the air is increased, the contact time of the air and materials is prolonged, and the drying efficiency is improved.
Further preferably, the wavelength of the far infrared rays emitted from the far infrared plate is 8 to 14 μm.
The far infrared ray with the wavelength of 8-14 μm can penetrate the cell core of bacteria, and can inactivate the bacteria by heating, so as to dry the materials and sterilize the materials.
Preferably, the material conveying system further comprises a third-layer conveying system and a fourth-layer conveying system, the third-layer conveying system and the fourth-layer conveying system are the same as the first-layer conveying system in structure, and the third-layer conveying system and the fourth-layer conveying system are sequentially arranged below the second-layer conveying system from top to bottom.
The third layer of conveying system and the fourth layer of conveying system are added, so that the drying time of the materials in the drying box is prolonged, and the drying degree of the materials is further improved.
Preferably, the material conveying system further includes an interlayer baffle formed by splicing two plates, one of the interlayer baffle is arranged on the outer side of one end, far away from the feeding system, of the first layer conveying system, the other one of the interlayer baffle is arranged above the second layer conveying system in parallel, the interlayer baffle is also arranged between one end, close to the feeding system, of the third layer conveying system and the second layer conveying system, the interlayer baffle is also arranged between one end, far away from the feeding system, of the fourth layer conveying system and the third layer conveying system, and the fourth layer conveying system is connected with the blanking system.
In the process that the materials enter the other layer of conveying system from one layer of conveying system, the added baffle can prevent the materials from being scattered.
Preferably, the feeding system comprises a feeding box without a top cover and a V-shaped trough spliced by two plates, an opening for the first layer conveying system to pass through is formed in one side face of the drying box, the first layer conveying system passes through the opening and is arranged at the bottom of the V-shaped trough, the opening of the V-shaped trough is upwards arranged in the feeding box, and an opening for the materials to enter is formed in one side plate of the first layer conveying system.
In the process of material loading, V type groove simple structure just can prevent effectively that the material from unrestrained.
Preferably, the unloading system includes unloading groove, mounting bracket and locates the workbin in the outside of third curb plate, the bottom of unloading groove is equipped with the mounting bracket, the unloading groove with one of them side that the third curb plate is adjacent is equipped with the confession the opening that the unloading groove passed, the second floor transports the system and passes the third curb plate with the workbin is located the top of unloading groove.
In the blanking process, the blanking groove can effectively prevent the materials from spilling.
Preferably, the planar far infrared continuous sterilization dryer further comprises a temperature control system and a humidity control system which are arranged in the drying box, the temperature control system is connected with the far infrared plate, and the humidity control system is connected with the air intake fan.
When the temperature in the drying box exceeds the set temperature, the material is influenced, and the temperature control system can close the far infrared plate and stop heating; when the humidity in the oven exceeds the set humidity, the drying efficiency is reduced, and the humidity control system controls the air inlet fan to increase the air inlet volume and reduce the humidity in the oven.
Preferably, the planar far infrared continuous sterilization dryer further comprises a self-cleaning system, the self-cleaning system comprises an air compressor, an air inlet pipeline connected with the air compressor and a plurality of secondary air inlet pipelines communicated with the air inlet pipeline, the air inlet pipeline is L-shaped, one end of the air inlet pipeline penetrates through the first side plate and is connected with the air compressor arranged outside the drying box, the other end of the air inlet pipeline is arranged inside the drying box in a manner of being perpendicular to the bottom plate, and the secondary air inlet pipelines are arranged above the far infrared plate in parallel and are provided with holes facing the far infrared plate.
The self-cleaning system is started at regular time, the upper surface of the far infrared plate is washed by air, and damage caused by local overheating of the surface of the far infrared plate due to falling of materials is prevented.
The beneficial effects of the invention include:
1. and opening a control switch, enabling the material to enter from the feeding system, heating the material by heat radiation emitted by the far infrared plate when the material passes through the first-layer conveying system and the second-layer conveying system, pumping external dry and cold air into the drying box by the air intake fan, and performing heat and mass transfer between the gap between the plates and the material so as to reduce the humidity of the material. Far-infrared board adopts the thermal radiation heating rather than the heating of traditional hot air formula's heat medium heating, cooperates the planar conveyer belt, has promoted the rate of heating when the material heating is even to drying efficiency has been promoted.
2. The material is when getting into the second floor conveying system by first floor conveying system, and humidity reduces, and the air is when passing second floor conveying system entering first floor conveying system, and humidity risees, so on the efficiency of mass transfer is lower on the equal higher first floor conveying system of air humidity and material humidity, consequently sets up far-infrared planking on the ground of roof, further heats the material on the first floor conveying system, promotes drying efficiency.
3. Far-infrared plate sets up in mistake, and the air changes the curve upwards by directly going up, has increased the flow distance of air, has increased the contact time of air with the material, has promoted drying efficiency.
4. Far infrared ray with wavelength of 8-14 μm can penetrate into cell core of bacterial spore, and can inactivate the bacterial spore by heating, and can dry the material and sterilize.
5. The third layer of conveying system and the fourth layer of conveying system are added, so that the drying time of the materials in the drying box is prolonged, and the drying degree of the materials is further improved.
6. In the process that the materials enter the other layer of conveying system from one layer of conveying system, the added baffle can prevent the materials from being scattered.
7. In the process of material loading, V type groove simple structure just can prevent effectively that the material from unrestrained.
8. In the blanking process, the blanking groove can effectively prevent the materials from spilling.
9. When the temperature in the drying box exceeds the set temperature, the material is influenced, and the temperature control system can close the far infrared plate and stop heating; when the humidity in the oven exceeds the set humidity, the drying efficiency is reduced, and the humidity control system controls the air inlet fan to increase the air inlet volume and reduce the humidity in the oven.
10. The self-cleaning system is started at regular time, the upper surface of the far infrared plate is washed by air, and damage caused by local overheating of the surface of the far infrared plate due to falling of materials is prevented.
Drawings
FIG. 1 is a schematic structural diagram of a planar far infrared continuous sterilizing dryer according to an embodiment of the present invention;
FIG. 2 is a front view of the planar far infrared continuous sterilizing dryer with the second side panel removed according to the embodiment of the present invention;
FIG. 3 is a top view of a top plate of a planar far infrared continuous sterilizing dryer according to an embodiment of the present invention;
FIG. 4 is a bottom view of the planar far infrared continuous sterilizing dryer with the bottom plate removed according to the embodiment of the present invention;
FIG. 5 is a front view of a planar far infrared continuous sterilizing dryer including a self-cleaning system according to an embodiment of the present invention;
fig. 6 is a top view of a planar far infrared continuous sterilizing dryer including a self-cleaning system according to an embodiment of the present invention.
Reference numerals:
1-drying box, 11-top plate, 12-first side plate, 13-second side plate, 15-fourth side plate, 16-bottom plate, 17-air inlet, 18-air inlet fan, 19-air outlet, 2-material conveying system, 21-first layer conveying system, 211-motor, 212-conveyor belt, 213-driving roller, 214-driven roller, 22-second layer conveying system, 23-third layer conveying system, 24-fourth layer conveying system, 3-feeding system, 31-feeding box, 32-V type trough, 4-blanking system, 41-blanking box, 42-blanking trough, 43-mounting rack, 5-control switch, 6-far infrared plate, 7-self-cleaning system, 71-air compressor, 72-air inlet pipeline, 73-secondary air inlet pipeline.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings. It is apparent that the following examples are carried out on the premise of the technical solution of the present invention, and detailed embodiments are given, but the scope of the present invention is not limited to the following examples. Based on the technical scheme of the invention, other embodiments made by persons skilled in the art without creative work belong to the protection scope of the invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, in one embodiment, the sheet far infrared continuous sterilizing dryer comprises a drying box 1, a material conveying system 2, a feeding system 3, a discharging system 4, a far infrared plate 6 and a control switch 5 arranged on the feeding system 3; the drying box 1 comprises a top plate 11, a bottom plate 16, a first side plate 12 on the left side, a second side plate 13 in front, a third side plate on the right side and a fourth side plate 15 on the back, wherein an air outlet 19 is arranged on the top plate 11, an air inlet 17 is arranged on the bottom plate 16, and an air inlet fan 18 is arranged in the air inlet 17; the material conveying system 2 comprises a first-layer conveying system 21, a second-layer conveying system 22, a third-layer conveying system 23 and a fourth-layer conveying system 24 which are identical in structure, the first-layer conveying system 21 comprises a driving roller 213, a driven roller 214, a motor 211 for driving the driving roller 213 to rotate and a conveyor belt 212 for connecting the driving roller 213 and the driven roller 214, the driven roller 214 is arranged in the feeding system 3, the driving roller 213 is arranged in the drying box 1, one end of a roller shaft of the driving roller 213 is connected with the second side plate 13, the other end of the roller shaft is connected with the fourth side plate 15, the motor 211 is arranged in the driving roller 213, the second-layer conveying system 22, the third-layer conveying system 23 and the fourth-layer conveying system 24 are sequentially arranged below the first-layer conveying system 21, and the fourth-layer conveying system 24 is connected with the discharging system 4; a plurality of far infrared plates 6 are arranged between the upper surface and the lower surface of the conveyor belt 212 and between the upper surface and the lower surface of the second conveyor belt 212, and the far infrared plates 6 on each layer are arranged in a staggered mode.
The control switch 5 is turned on, the material enters from the feeding system 3, when the material passes through the four-layer conveying system, the heat radiation emitted by the far infrared plate 6 heats the material, the air intake fan 18 pumps the external dry and cold air into the drying box 1, and heat and mass transfer is carried out between the gap between the plates and the material, so that the humidity of the material is reduced. Far infrared board 6 adopts is that heat radiation heating is rather than the heating medium heating of traditional hot air formula, cooperates planar conveyer belt 212, has promoted rate of heating when the material heating is even, simultaneously because far infrared board 6 sets up by mistake, the flow path of air is upwards changed into the curve by the straight line upwards, has increased the flow distance of air, has increased the contact time of air and material to drying efficiency has been promoted.
As shown in fig. 1, in one embodiment, the bottom surface of the top plate 11 is also provided with a far infrared plate 6.
When the materials enter the second-layer conveying system 22 from the first-layer conveying system 21, the humidity is reduced, and when the air passes through the second-layer conveying system 22 and enters the first-layer conveying system 21, the humidity is increased, so that the mass transfer efficiency on the first-layer conveying system 21 with high air humidity and high material humidity is low, the far infrared outer plate 6 is arranged on the ground of the top plate 11, the materials on the first-layer conveying system 21 are further heated, and the drying efficiency is improved.
In one embodiment, the far infrared rays emitted from the far infrared plate 6 have a wavelength of 8 to 14 μm.
Far infrared rays with the wavelength of 8-14 mu m can penetrate through the cell inner cores of aspergillus flavus and spore bacteria, and the cell inner structures of the aspergillus flavus and spore bacteria are destroyed by heating to inactivate the cells, so that the sterilization effect can be achieved while the materials are dried.
In another embodiment, the material conveying system 2 further includes an interlayer baffle formed by splicing two plates, one of the interlayer baffle is disposed outside one end of the first layer conveying system 21 away from the feeding system 3, the other plate is disposed above the second layer conveying system 22 in parallel, the interlayer baffle is also disposed between one end of the third layer conveying system 23 close to the feeding system 3 and the second layer conveying system 22, the interlayer baffle is also disposed between one end of the fourth layer conveying system 24 away from the feeding system 3 and the third layer conveying system 23, and the fourth layer conveying system 24 is connected to the blanking system 4.
In the process that the materials enter the other layer of conveying system from one layer of conveying system, the added baffle can prevent the materials from being scattered.
As shown in fig. 1, 2, 3 and 4, in one embodiment, the feeding system 3 includes a top-less feeding box 31 and a V-shaped trough 32 formed by splicing two plates, an opening through which the first-layer conveying system 21 passes is formed in a side surface of the top-less feeding box 31 facing the drying box 1, the first-layer conveying system 21 passes is formed at the bottom of the V-shaped trough 32, the V-shaped trough 32 is formed in the top-down feeding box 31, and an opening through which the material enters is formed in a side surface of the V-shaped trough 32 facing the first-layer conveying system 21. The blanking system 4 comprises a blanking groove 42, a mounting frame 43 and a blanking box 41 arranged on the outer side of the third side plate, the mounting frame 43 is arranged at the bottom of the blanking box 41, an opening for the blanking groove 42 to pass through is formed in one side surface of the blanking box 41 adjacent to the third side plate, and the second-layer conveying system 22 passes through the third side plate and the blanking box 41 and is arranged above the blanking groove 42.
In the process of loading and unloading, V type groove and feed chute 42 simple structure just can prevent effectively that the material from unrestrained.
In one embodiment, the planar far infrared continuous sterilizing dryer further comprises a temperature control system and a humidity control system which are both arranged in the drying box 1, wherein the temperature control system is connected with the far infrared plate 6, and the humidity control system is connected with the air inlet fan 18.
When the temperature in the drying box 1 exceeds the set temperature, the material is influenced, the temperature control system can close the far infrared plate 6 and stop heating; when the humidity in the oven exceeds the set humidity, the drying efficiency is reduced, and the humidity control system controls the air inlet fan 18 to increase the air inlet volume and reduce the humidity in the oven.
As shown in fig. 1, 5 and 6, in one embodiment, the planar far infrared continuous sterilization dryer further includes a self-cleaning system 7, the self-cleaning system 7 includes an air compressor 71, an air inlet duct 72 connected to the air compressor 71, and a plurality of secondary air inlet ducts 73 communicated with the air inlet duct 72, the air inlet duct 72 is "L" shaped, one end of the air inlet duct passes through the first side plate 12 and is connected to the air compressor 71 disposed outside the drying box 1, the other end of the air inlet duct is disposed inside the drying box 1 perpendicular to the bottom plate 16, the secondary air inlet ducts 73 are disposed above the far infrared panel 6 in parallel, and are opened with holes facing the far infrared panel 6.
Self-cleaning system 7 is regularly opened, washes far-infrared panel 6's upper surface by wind, prevents to lead to local overheat and produce the damage because of the material drops far-infrared panel 6 surface.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. A planar far infrared continuous sterilization dryer is characterized by comprising a drying box, a material conveying system, a feeding system, a discharging system, a far infrared plate and a control switch arranged on the feeding system; the drying box comprises a top plate, a bottom plate, a first side plate, a second side plate, a third side plate arranged opposite to the first side plate and a fourth side plate arranged opposite to the second side plate, wherein an air outlet is formed in the top plate, an air inlet is formed in the bottom plate, and an air inlet fan is arranged in the air inlet; the material conveying system comprises a first layer conveying system and a second layer conveying system, the first layer conveying system comprises a driving roller, a driven roller, a motor and a conveyor belt, the motor is used for driving the driving roller to rotate, the conveyor belt is used for connecting the driving roller with the driven roller, the driven roller is arranged in the feeding system, the driving roller is arranged in the drying box, one end of a roller shaft of the driving roller is connected with the second side plate, the other end of the roller shaft of the driving roller is connected with the fourth side plate, the motor is arranged in the driving roller, the second layer conveying system is the same as the first layer conveying system in structure and is arranged below the first layer conveying system, and the material conveying system is connected with the discharging system; the first layer of conveying system and the second layer of conveying system are internally provided with a plurality of far infrared plates.
2. The planar far infrared continuous sterilizing and drying machine as claimed in claim 1, wherein a plurality of said far infrared panels are also provided on the bottom surface of said top plate.
3. The flat far infrared continuous sterilizing dryer as claimed in claim 2, wherein the plurality of said infrared panels of the bottom surface of said top plate, the plurality of said infrared panels of said first layer conveying system and the plurality of said infrared panels of said second layer conveying system are disposed in a staggered manner.
4. The flat far infrared continuous sterilizing dryer as claimed in claim 3, wherein the wavelength of far infrared rays emitted from the far infrared plate is 8-14 μm.
5. The planar far infrared continuous sterilizing and drying machine as claimed in claim 1, wherein the material conveying system further comprises a third layer conveying system and a fourth layer conveying system, the third layer conveying system and the fourth layer conveying system are both the same as the first layer conveying system in structure, and the third layer conveying system and the fourth layer conveying system are sequentially arranged below the second layer conveying system from top to bottom.
6. The far infrared continuous sterilizing and drying machine as claimed in claim 5, wherein the material conveying system further comprises an interlayer baffle formed by splicing two plates, one of the interlayer baffle is disposed outside an end of the first layer conveying system far away from the feeding system, the other is disposed above the second layer conveying system in parallel, the interlayer baffle is also disposed between an end of the third layer conveying system near the feeding system and the second layer conveying system, the interlayer baffle is also disposed between an end of the fourth layer conveying system far away from the feeding system and the third layer conveying system, and the fourth layer conveying system is connected to the discharging system.
7. The planar far infrared continuous sterilizing and drying machine as claimed in claim 1, wherein the feeding system comprises a feeding box without a top cover and a V-shaped trough formed by splicing two plates, an opening for the first layer conveying system to pass through is formed in one side surface of the feeding box facing the drying box, the first layer conveying system passes through the opening and is arranged at the bottom of the V-shaped trough, the opening of the V-shaped trough is upwards arranged in the feeding box, and an opening for the materials to enter is formed in one side plate of the V-shaped trough facing the first layer conveying system.
8. The planar far infrared continuous sterilizing and drying machine as claimed in claim 1, wherein the discharging system comprises a discharging groove, a mounting frame and a discharging box arranged outside the third side plate, the mounting frame is arranged at the bottom of the discharging box, an opening for the discharging groove to pass through is arranged on one side surface of the discharging box adjacent to the third side plate, and the second layer conveying system passes through the third side plate and the discharging box is arranged above the discharging groove.
9. The planar far infrared continuous sterilizing dryer as claimed in claim 1, further comprising a temperature control system and a humidity control system both disposed in the drying box, wherein the temperature control system is connected to the far infrared plate, and the humidity control system is connected to the air intake fan.
10. The planar far infrared continuous sterilizing dryer as claimed in claim 1, further comprising a self-cleaning system, wherein the self-cleaning system comprises an air compressor, an air inlet duct connected to the air compressor, and a plurality of secondary air inlet ducts communicated with the air inlet duct, the air inlet duct is "L" shaped, one end of the air inlet duct passes through the first side plate and is connected to the air compressor disposed outside the drying box, the other end of the air inlet duct is disposed inside the drying box perpendicular to the bottom plate, the secondary air inlet ducts are disposed above the far infrared outer plate in parallel, and a through hole facing the far infrared outer plate is disposed on a wall of the duct.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113973907A (en) * | 2021-11-03 | 2022-01-28 | 农业农村部南京农业机械化研究所 | Infrared sterilization fruit vegetables drying device of green type |
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| CN113973907B (en) * | 2021-11-03 | 2022-05-17 | 农业农村部南京农业机械化研究所 | Infrared sterilization fruit vegetables drying device of green type |
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