CN210630613U

CN210630613U - Intelligent fruit and vegetable infrared dryer

Info

Publication number: CN210630613U
Application number: CN201921662422.XU
Authority: CN
Inventors: 郑霞; 丑维新; 刘德成; 常安太; 张新隆
Original assignee: Shihezi University
Current assignee: Shihezi University
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-29
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to the technical field of fruit and vegetable processing, and aims to provide an intelligent fruit and vegetable infrared dryer, which comprises an outer box body, wherein a first box door is arranged on the outer box body, a drying box is arranged in the outer box body, a first air vent is formed in the outer box body, a plurality of object carrying discs are arranged in the drying box along the vertical direction, a plurality of infrared heating devices are arranged in the drying box, and the infrared heating devices are respectively arranged right opposite to the object carrying discs; the fruit and vegetable drying device is characterized by further comprising a hot air generating device and a plurality of hot air drying devices, wherein the hot air generating device is used for generating hot air to the hot air drying devices, and the hot air drying devices are respectively used for drying fruits and vegetables on the carrying plates. The utility model has the advantages of improve fruit vegetables drying efficiency, make fruit vegetables dry more even.

Description

Intelligent fruit and vegetable infrared dryer

Technical Field

The utility model relates to a technical field of fruit vegetables processing, concretely relates to infrared drying-machine of intelligence fruit vegetables.

Background

The dried Hami melons are low in water content and good in storage property, and can reduce transportation cost, so that the problems of distance from domestic and foreign markets and long transportation distance in Xinjiang production can be solved, and the domestic and foreign markets can be widened. Because the pathogenic infection in the transportation process cannot be effectively controlled, the industry fluctuation is large, and the shippers and melon farmers face great risks, the stable and continuous development of the hami melon industry is influenced, so that the production of the hami melon slices is a fundamental way for the hami melons to go out of Xinjiang and expand the markets at home and abroad.

Referring to fig. 1, chinese patent with the publication number CN207456035U discloses a novel fruit and vegetable processing dryer, which comprises a box body, a box door, a tray, an exhaust duct, a detection window, a drying fan, a control box, a power cord, a drying fan power cord, a box cover, a box body supporting seat, a straight-through pipe, a protection device, an air outlet, a power-off device, and a humidity sensor, wherein the upper end of the box body is connected with the box cover, the lower end of the box body is connected with the box body supporting seat, the right end of the box body is movably connected with the box door, a rotary disc is arranged inside the box body and fixed at the inner side of the box body, the exhaust duct is arranged at the top of the box cover, the detection window is arranged in the middle of the left side of the box body, the drying fan is arranged at the upper end of the left side of, protection device comprises outage device and humidity transducer, and the outage device left side is connected with humidity transducer electricity, and the outage device left side is connected with drying fan right side surface, and the drying fan rear end is provided with the drying fan power cord and is connected with the control box electricity through outage device, and outage device and humidity transducer all are connected with the control box electricity.

The prior art has the following technical defects: when using above-mentioned drying-machine, operating personnel places fruit vegetables respectively on a plurality of carousels, and at the in-process of drying, the ventilation hole on the carousel is blocked to the fruit vegetables on each carousel for hot-blast circulation in the box that the drying fan blew off leads to the fruit vegetables on the carousel on the co-altitude to dry inhomogeneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an infrared drying-machine of intelligence fruit vegetables has the advantage that improves fruit vegetables drying efficiency, makes fruit vegetables stoving more even.

In order to achieve the above object, the utility model adopts the following technical scheme: an intelligent fruit and vegetable infrared dryer comprises an outer box body, wherein a first box door is arranged on the outer box body, a drying box is arranged in the outer box body, a first air vent is formed in the outer box body, a plurality of object carrying discs are arranged in the drying box along the vertical direction, a plurality of infrared heating devices are arranged in the drying box, and the infrared heating devices are respectively opposite to the object carrying discs;

the fruit and vegetable carrying tray is characterized by further comprising a hot air generating device and a plurality of hot air drying devices, wherein the hot air generating device is used for generating hot air to the hot air drying devices, and the hot air drying devices are respectively used for drying the fruits and vegetables on the carrying tray.

Through adopting above-mentioned technical scheme, before carrying out the stoving work, operating personnel will wait that the fruit vegetables of drying are evenly placed on a plurality of year thing dishes, and an infrared heating device, a hot-blast drying device and one carry thing dish and form a stoving unit for the fruit vegetables on the thing dish of not co-altitude carry can both be dried under same environment, reach the effect that makes the fruit vegetables on the thing dish of not co-altitude carry can both be by even stoving.

Preferably, the hot air generating device comprises a fan and a plurality of electric heating pipes, an air outlet of the fan is arranged on the outer box body in a penetrating mode, and the plurality of electric heating pipes are arranged between the outer box body and the drying box.

Through adopting above-mentioned technical scheme, in the fan introduced the external air box, many electric heating pipes heated the air in the external box for be full of the hot air in the external box.

Preferably, hot air drying device includes two sub-drying device, two sub-drying device is located the both sides of carrying the thing dish respectively, sub-drying device includes breather pipe and a plurality of nozzle, the breather pipe wears to establish on the lateral wall of stoving case, the breather pipe switches on with outer internal portion of box, and a plurality of nozzles all set up on the breather pipe, it is a plurality of the nozzle switches on with the breather pipe is inside, and is a plurality of the gas outlet of nozzle is all just right carry the thing dish setting.

Through adopting above-mentioned technical scheme, at the in-process of drying, the fan continuously introduces a certain amount of air, and the hot-air is extruded in the external box, and in the hot-air flowed to a plurality of nozzles through the trachea under the effect of pressure, the nozzle carries out stoving work with the hot-air injection on carrying the fruit vegetables on the thing dish.

Preferably, a plurality of second vent holes are formed in the carrying plate.

Through adopting above-mentioned technical scheme, increase the area of contact of the fruit vegetables on the thing dish and the hot-air of stoving incasement, reach the effect that improves the drying efficiency of fruit vegetables.

Preferably, the infrared heating device comprises a left infrared heating pipe and a right infrared heating pipe, the left infrared heating pipe and the right infrared heating pipe are both installed in the drying box, and the left infrared heating pipe and the right infrared heating pipe are respectively located on two sides of the carrying disc.

Through adopting above-mentioned technical scheme, left infrared heating pipe and right heating pipe shine the heating to carrying the fruit vegetables on the thing dish, cooperate with a plurality of hot air drying device, reach the effect that improves the drying efficiency of fruit vegetables.

Preferably, the outer box body is provided with a rotating shaft in a penetrating manner, the rotating shaft further rotates to penetrate through the drying box, the plurality of carrying discs are arranged at one end of the rotating shaft in the drying box, and the outer box body is further provided with a driving piece for driving the rotating shaft to rotate along the axis of the rotating shaft.

Through adopting above-mentioned technical scheme, drying the in-process, driving piece drive pivot is rotated along the pivot axis to drive a plurality of year thing coils and rotate around the pivot axis, make to carry out the hot-blast heating device and the infrared heating device of stoving work to a year thing dish and dry to the fruit vegetables of this year thing dish different positions respectively, thereby reach and make fruit vegetables even effect of drying.

Preferably, the driving part is a motor, and an output shaft of the motor is coaxially connected with one end of the rotating shaft, which is positioned outside the outer box body.

Through adopting above-mentioned technical scheme, the output shaft of motor rotates down, and the drive pivot rotates along the pivot axis.

Preferably, a temperature and humidity sensor is further arranged in the drying box and used for collecting temperature and humidity information in the drying box, the temperature and humidity sensor is connected with a controller, and the controller is used for adjusting the power of the infrared heating devices according to the temperature and humidity information in the drying box.

Through adopting above-mentioned technical scheme, at the stoving in-process, the controller is according to the power of a plurality of infrared heating device of humiture information regulation in the stoving case, and it is lower or higher to prevent that fruit vegetables stoving back humidity to reach the effect that improves the quality after the fruit vegetables are dried.

Preferably, a moisture exhaust pipe is arranged on the drying box in a penetrating mode, one end, located outside the drying box, of the moisture exhaust pipe penetrates through the outer box body, an electromagnetic valve is further arranged on the moisture exhaust pipe, and the controller is used for controlling the electromagnetic valve to be opened and closed.

Through adopting above-mentioned technical scheme, be provided with the highest humidity threshold value in the controller, when temperature and humidity sensor detected the humidity in the stoving case and exceeded the highest humidity threshold value, the solenoid valve was opened, and the moisture with the stoving incasement is discharged outside the outer container body.

To sum up, the beneficial effects of the utility model are that:

1. the utility model combines the infrared drying technology and the gas drying technology, and respectively dries the fruits and vegetables on each carrying plate, thereby having the advantages of improving the drying efficiency of the fruits and vegetables and ensuring that the fruits and vegetables are dried more uniformly;

2. the utility model discloses the stoving incasement still is provided with temperature and humidity sensor, temperature and humidity sensor is used for gathering the humiture information of stoving incasement, temperature and humidity sensor is connected with the controller, and the controller is used for adjusting a plurality of infrared heating device's power according to the humiture information of stoving incasement, and at the stoving in-process, the controller is lower or higher according to the power of a plurality of infrared heating device of humiture information regulation of stoving incasement, prevents that fruit vegetables stoving back humidity from being lower, has the advantage that improves the quality after the fruit vegetables are dried.

Drawings

Fig. 1 is a partial cross-sectional view of the present invention;

FIG. 2 is a partially enlarged schematic view of portion A of FIG. 1;

FIG. 3 is a schematic diagram of the present invention showing the arrangement of the second venting holes in an array arrangement;

FIG. 4 is a schematic view of the present invention showing the second venting holes arranged in a cross arrangement manner;

fig. 5 is a schematic diagram of the control relationship for showing temperature and humidity sensor, controller, infrared heating device and electromagnetic valve.

In the figure, 1, an outer case; 11. a first vent hole; 12. a moisture removal pipe; 13. an electromagnetic valve; 2. a drying box; 3. a carrying tray; 31. a second vent hole; 4. an infrared heating device; 41. a left infrared heating pipe; 42. a right infrared heating pipe; 5. a hot air generating device; 51. a fan; 52. an electric heating tube; 61. a sub-drying device; 611. a breather pipe; 612. a nozzle; 7. a rotating shaft; 8. a motor; 9. temperature and humidity sensor.

Detailed Description

The technical solution in the embodiments of the present invention is clearly and completely described below with reference to fig. 1 to 5 of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 and 2, an infrared drying-machine of intelligence fruit vegetables, including outer box 1, is provided with first chamber door on the outer box 1, is provided with stoving case 2 in the outer box 1, and in this embodiment, stoving case 2 is just still provided with the second chamber door on the lateral wall to first chamber door. First air vent 11 has been seted up on outer box 1, and stoving incasement 2 is provided with three year thing dish 3 along vertical direction. It should be noted that, in this embodiment, the outer walls of the outer box 1 and the drying box 2 are covered with heat insulation cotton.

Referring to fig. 1 and 2, the intelligent fruit and vegetable infrared dryer further comprises a hot air generating device 5, three hot air drying devices and three infrared heating devices 4. The hot air generating device 5 comprises a fan 51 and two electric heating pipes 52, the fan 51 is arranged on the outer box body 1, the output end of the fan 51 is arranged on the outer box body 1 in a penetrating manner, the two electric heating pipes 52 are arranged on the inner wall of the outer box body 1, and the two electric heating pipes 52 are arranged between the outer box body 1 and the drying box 2. In order to uniformly dry the fruits and vegetables on each carrying plate 3, the three infrared heating devices 4 and the three hot air drying devices are respectively arranged opposite to the three carrying plates 3; namely, an infrared heating device 4 and a hot air drying device are arranged between two adjacent object carrying disks 3, and an infrared heating device 4 and a hot air drying device are further arranged above the highest object carrying disk 3 in the drying box 2.

Before carrying out the stoving work, operating personnel puts and treats that the stoving fruit vegetables are placed on three thing dish 3 that carries, and an infrared heating device 4, a hot air drying device and a thing dish 3 that carries form a stoving unit for fruit vegetables on the thing dish 3 that carries of co-altitude can both be dried under same environment, reach the effect that the fruit vegetables on the thing dish 3 that carries that makes co-altitude can both be by even stoving.

Referring to fig. 1 and 2, the hot air drying device includes two sub-drying devices 61, the two sub-drying devices 61 are respectively located at two sides of the object carrying tray 3, the sub-drying devices 61 include a vent pipe 611 and six nozzles 612, and it should be noted that in this embodiment, the nozzles 612 are gas jet impact nozzles. The air pipe 611 penetrates through the side wall of the drying box 2, the air pipe 611 is communicated with the inside of the outer box body 1, the six nozzles 612 are all arranged on the air pipe 611, the six nozzles 612 are communicated with the inside of the air pipe 611, and air outlets of the six nozzles 612 are all arranged opposite to the object carrying tray 3. The infrared heating device 4 comprises a left infrared heating pipe 41 and a right infrared heating pipe 42, the left infrared heating pipe 41 and the right infrared heating pipe 42 are both installed in the drying box 2, and the left infrared heating pipe 41 and the right infrared heating pipe 42 are respectively located on two sides of the carrying disc 3. It should be noted that, in order to improve the drying efficiency, in this embodiment, the distances between the left infrared heating pipe 41 and the right infrared heating pipe 42 and the carrying tray 3 are both 80mm, the distances between the six nozzles 612 and the carrying tray 3 are both 100mm, and the distance between two adjacent layers of carrying trays 3 is 255 mm.

In the drying process, the left infrared heating pipe 41 and the right heating pipe irradiate and heat the fruits and vegetables on the carrying tray 3, meanwhile, the fan 51 continuously introduces a certain amount of air, hot air in the outer box 1 is extruded, the hot air flows to the six nozzles 612 through the air pipes 611 under the action of pressure, the nozzles 612 spray the hot air on the fruits and vegetables on the carrying tray 3, the drying work is carried out, and the high-efficiency drying of the fruits and vegetables is realized.

Referring to fig. 2, in order to increase the contact area between the fruits and vegetables on the loading tray 3 and the hot air in the drying box 2 and improve the drying efficiency of the fruits and vegetables, in the embodiment shown in fig. 3 and 4, a plurality of second vent holes 31 are formed in the loading tray 3, the plurality of second vent holes 31 are arranged in an array manner, and in another embodiment, the plurality of second vent holes 31 are arranged in a cross manner. It should be noted that, in the embodiment, the distance between two adjacent second ventilation holes 31 is 72 mm.

The implementation principle of the embodiment is as follows: before carrying out the stoving work, operating personnel opens first chamber door earlier, opens the second chamber door again, will wait to dry the fruit vegetables and evenly place on three year thing dish 3, closes second chamber door, first chamber door again in proper order, carries out the stoving work. An infrared heating device 4, a hot air drying device and a carrying plate 3 form a drying unit, so that the fruits and vegetables on the carrying plates 3 with different heights can be dried in the same environment. In the in-process of drying, left infrared heating pipe 41 and right heating pipe shine the heating to carrying the fruit vegetables on the thing dish 3, and simultaneously, fan 51 continuously introduces a certain amount of air, hot-air is extruded in the outer box 1, hot-air flows to six nozzles 612 through trachea 611 under the effect of pressure in, nozzle 612 sprays hot-air on carrying the fruit vegetables on the thing dish 3, carry out stoving work, the realization is dried to the high efficiency of fruit vegetables, make the fruit vegetables on the thing dish 3 of not co-altitude can both be evenly dried.

Example 2

Referring to fig. 1 and 2, in order to increase the contact area between the fruits and vegetables on the loading tray 3 and the hot air in the drying box 2 and improve the drying efficiency of the fruits and vegetables, in the embodiment, a plurality of second vent holes 31 are formed in the loading tray 3, the plurality of second vent holes 31 are arranged in an array manner, and in another embodiment, the plurality of second vent holes 31 are arranged in a cross manner. It should be noted that, in the embodiment, the distance between two adjacent second ventilation holes 31 is 72 mm.

Referring to fig. 1 and 2, in this embodiment, in order to uniformly dry the fruits and vegetables in a single carrying tray 3, a rotating shaft 7 penetrates through the outer box 1, that is, bearings are arranged on two opposite side walls of the outer box 1, and two ends of the rotating shaft 7 are in interference fit with inner rings of the two bearings respectively. The rotating shaft 7 further rotates to penetrate through the drying box 2, the three carrying discs 3 are arranged at one end, located in the drying box 2, of the rotating shaft 7, a motor 8 is further arranged on the outer box 1, and an output shaft of the motor 8 is coaxially connected with one end, located outside the outer box 1, of the rotating shaft 7.

In the drying process, the motor 8 drives the rotating shaft 7 to rotate along the axis of the rotating shaft 7, so that the three object carrying discs 3 are driven to rotate around the axis of the rotating shaft 7, the hot air heating device and the infrared heating device 4 which are used for drying the object carrying discs 3 are used for drying the fruits and vegetables at different positions of the object carrying discs 3 respectively, and the effect of enabling the fruits and vegetables to be dried uniformly is achieved.

The implementation principle of the embodiment is as follows: before carrying out the stoving work, operating personnel opens first chamber door earlier, opens the second chamber door again, will wait to dry the fruit vegetables and evenly place on three year thing dish 3, closes second chamber door, first chamber door again in proper order, carries out the stoving work. An infrared heating device 4, a hot air drying device and a carrying plate 3 form a drying unit, so that the fruits and vegetables on the carrying plates 3 with different heights can be dried in the same environment. In the in-process of drying, left side infrared heating pipe 41 and right heating pipe shine the heating to carrying the fruit vegetables on the thing dish 3, and simultaneously, fan 51 continuously introduces a certain amount of air, hot-air is extruded in the outer box 1, hot-air flows to six nozzles 612 in through trachea 611 under the effect of pressure, nozzle 612 sprays hot-air on carrying the fruit vegetables on the thing dish 3, carry out stoving work, and simultaneously, motor 8 drive pivot 7 rotates, make the different positions fruit vegetables on the single thing dish 3 of carrying evenly dry, the realization is dried to the high efficiency of fruit vegetables, make the fruit vegetables on the thing dish 3 of carrying of co-altitude can both be evenly dried.

Example 3

Referring to fig. 1 and 2, the hot air drying device includes two sub-drying devices 61, the two sub-drying devices 61 are respectively located at two sides of the object carrying tray 3, the sub-drying devices 61 include a vent pipe 611 and six nozzles 612, and it should be noted that in this embodiment, the nozzles 612 are gas jet impact nozzles. The air pipe 611 penetrates through the side wall of the drying box 2, the air pipe 611 is communicated with the interior of the outer box body 1, the six nozzles 612 are all arranged on the air pipe 611, the six nozzles 612 are communicated with the interior of the air pipe 611, and air outlets of the six nozzles 612 are all arranged opposite to the object carrying tray 3. The infrared heating device 4 comprises a left infrared heating pipe 41 and a right infrared heating pipe 42, the left infrared heating pipe 41 and the right infrared heating pipe 42 are both installed in the drying box 2, and the left infrared heating pipe 41 and the right infrared heating pipe 42 are respectively located on two sides of the carrying disc 3. It should be noted that, in order to improve the drying efficiency, in this embodiment, the distances between the left infrared heating pipe 41 and the right infrared heating pipe 42 and the carrying tray 3 are both 80mm, the distances between the six nozzles 612 and the carrying tray 3 are both 100mm, and the distance between two adjacent layers of carrying trays 3 is 255 mm.

Referring to fig. 1, in order to improve the quality of the dried fruits and vegetables, a temperature and humidity sensor 9 is further disposed in the drying box 2, and in this embodiment, the temperature and humidity sensor 9 is a BWS702 type temperature and humidity sensor 9. Referring to fig. 5, the temperature and humidity sensor 9 is used for collecting temperature and humidity information in the drying box 2, the intelligent fruit and vegetable infrared dryer further comprises a controller, in this embodiment, the controller is connected with a porphyrizing PCI-1710HG data acquisition card, and the temperature and humidity sensor 9 is connected with the controller through the PCI-1710HG data acquisition card. It should be noted that in this embodiment, the controller is a PIC single chip, and in another embodiment, the controller may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, a discrete Gate or transistor logic device, a discrete hardware component, and the like. The controller is used for adjusting PWM pulse width duty ratio through the inside PID regulator according to the humiture information regulation in the stoving case 2, and then adjusts the power of the left infrared heating pipe 41 and the right infrared heating pipe 42 of three infrared heating device 4, adjusts the temperature in the stoving case 2. The drying box 2 is provided with a moisture exhaust pipe 12 in a penetrating mode, one end, located outside the drying box 2, of the moisture exhaust pipe 12 penetrates through the outer box body 1, the moisture exhaust pipe 12 is further provided with an electromagnetic valve 13, the controller is electrically connected with a relay, and a contact of the relay is connected between a power supply and the electromagnetic valve 13. Be provided with the highest humidity threshold in the controller, when temperature and humidity sensor 9 detected the humidity in drying box 2 and exceeded the highest humidity threshold, controller control solenoid valve 13 circular telegram was opened, and the moisture with drying box 2 was inside discharges outside outer box 1. When the temperature and humidity sensor 9 detects that the humidity in the drying box 2 is lower than the highest humidity threshold value, the controller controls the electromagnetic valve 13 to be powered off and closed.

The implementation principle of the embodiment is as follows: before carrying out the stoving work, operating personnel opens first chamber door earlier, opens the second chamber door again, will wait to dry the fruit vegetables and evenly place on three year thing dish 3, closes second chamber door, first chamber door again in proper order, carries out the stoving work. An infrared heating device 4, a hot air drying device and a carrying plate 3 form a drying unit, so that the fruits and vegetables on the carrying plates 3 with different heights can be dried in the same environment. In the in-process of drying, left infrared heating pipe 41 and right heating pipe shine the heating to carrying the fruit vegetables on the thing dish 3, and simultaneously, fan 51 continuously introduces a certain amount of air, hot-air is extruded in the outer box 1, hot-air flows to six nozzles 612 through trachea 611 under the effect of pressure in, nozzle 612 sprays hot-air on carrying the fruit vegetables on the thing dish 3, carry out stoving work, the realization is dried to the high efficiency of fruit vegetables, make the fruit vegetables on the thing dish 3 of not co-altitude can both be evenly dried. Meanwhile, the controller is used for adjusting the PWM pulse width duty ratio through an internal PID regulator according to the temperature and humidity information in the drying box 2, so as to adjust the power of the left infrared heating pipe 41 and the right infrared heating pipe 42 of the three infrared heating devices 4 and adjust the temperature in the drying box 2. When the temperature and humidity sensor 9 detects that the humidity in the drying box 2 exceeds the highest humidity threshold value, the controller controls the electromagnetic valve 13 to be powered on and opened, and the moisture in the drying box 2 is discharged out of the outer box body 1. When the temperature and humidity sensor 9 detects that the humidity in the drying box 2 is lower than the highest humidity threshold value, the controller controls the electromagnetic valve 13 to be powered off and closed, so that the dried fruit and vegetable has better quality.

Example 4

Referring to fig. 1 and 2, the hot air drying device includes two sub-drying devices 61, the two sub-drying devices 61 are respectively located at two sides of the tray 3, the sub-drying devices 61 include a vent pipe 611 and six nozzles 612, and it should be noted that in this embodiment, the nozzles 612 are gas jet impact nozzles 612. The air pipe 611 penetrates through the side wall of the drying box 2, the air pipe 611 is communicated with the inside of the outer box body 1, the six nozzles 612 are all arranged on the air pipe 611, the six nozzles 612 are communicated with the inside of the air pipe 611, and air outlets of the six nozzles 612 are all arranged opposite to the object carrying tray 3. The infrared heating device 4 comprises a left infrared heating pipe 41 and a right infrared heating pipe 42, the left infrared heating pipe 41 and the right infrared heating pipe 42 are both installed in the drying box 2, and the left infrared heating pipe 41 and the right infrared heating pipe 42 are respectively located on two sides of the carrying disc 3. It should be noted that, in order to improve the drying efficiency, in this embodiment, the distances between the left infrared heating pipe 41 and the right infrared heating pipe 42 and the carrying tray 3 are both 80mm, the distances between the six nozzles 612 and the carrying tray 3 are both 100mm, and the distance between two adjacent layers of carrying trays 3 is 255 mm.

The implementation principle of the embodiment is as follows: before carrying out the stoving work, operating personnel opens first chamber door earlier, opens the second chamber door again, will wait to dry the fruit vegetables and evenly place on three year thing dish 3, closes second chamber door, first chamber door again in proper order, carries out the stoving work. An infrared heating device 4, a hot air drying device and a carrying plate 3 form a drying unit, so that the fruits and vegetables on the carrying plates 3 with different heights can be dried in the same environment. In the in-process of drying, left side infrared heating pipe 41 and right heating pipe shine the heating to carrying the fruit vegetables on the thing dish 3, and simultaneously, fan 51 continuously introduces a certain amount of air, hot-air is extruded in the outer box 1, hot-air flows to six nozzles 612 in through trachea 611 under the effect of pressure, nozzle 612 sprays hot-air on carrying the fruit vegetables on the thing dish 3, carry out stoving work, and simultaneously, motor 8 drive pivot 7 rotates, make the different positions fruit vegetables on the single thing dish 3 of carrying evenly dry, the realization is dried to the high efficiency of fruit vegetables, make the fruit vegetables on the thing dish 3 of carrying of co-altitude can both be evenly dried. Meanwhile, the controller is used for adjusting the PWM pulse width duty ratio through an internal PID regulator according to the temperature and humidity information in the drying box 2, so as to adjust the power of the left infrared heating pipe 41 and the right infrared heating pipe 42 of the three infrared heating devices 4 and adjust the temperature in the drying box 2. When the temperature and humidity sensor 9 detects that the humidity in the drying box 2 exceeds the highest humidity threshold value, the controller controls the electromagnetic valve 13 to be powered on and opened, and the moisture in the drying box 2 is discharged out of the outer box body 1. When the temperature and humidity sensor 9 detects that the humidity in the drying box 2 is lower than the highest humidity threshold value, the controller controls the electromagnetic valve 13 to be powered off and closed, so that the dried fruit and vegetable has better quality.

In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Claims

1. The utility model provides an infrared drying-machine of intelligence fruit vegetables, includes outer box (1), be provided with first chamber door, its characterized in that on outer box (1): a drying box (2) is arranged in the outer box body (1), a first vent hole (11) is formed in the outer box body (1), a plurality of object carrying discs (3) are arranged in the drying box (2) along the vertical direction, a plurality of infrared heating devices (4) are arranged in the drying box (2), and the infrared heating devices (4) are respectively arranged right opposite to the object carrying discs (3);

the fruit and vegetable drying device is characterized by further comprising a hot air generating device (5) and a plurality of hot air drying devices, wherein the hot air generating device (5) is used for generating hot air to the hot air drying devices, and the hot air drying devices are respectively used for drying fruits and vegetables on the carrying plates (3).

2. The intelligent fruit and vegetable infrared dryer of claim 1, characterized in that: the hot air generating device (5) comprises a fan (51) and a plurality of electric heating pipes (52), an air outlet of the fan (51) penetrates through the outer box body (1), and the electric heating pipes (52) are arranged between the outer box body (1) and the drying box.

3. The intelligent fruit and vegetable infrared dryer according to claim 2, characterized in that: the hot air drying device comprises two sub-drying devices (61), wherein the sub-drying devices (61) are respectively positioned at two sides of the object carrying tray (3), each sub-drying device (61) comprises a ventilating pipe (611) and a plurality of nozzles (612), the ventilating pipe (611) is arranged on the side wall of the drying box (2) in a penetrating mode, the ventilating pipe (611) is communicated with the inside of the outer box body (1), the nozzles (612) are arranged on the ventilating pipe (611), the nozzles (612) are communicated with the inside of the ventilating pipe (611), and the air outlets of the nozzles (612) are arranged right opposite to the object carrying tray (3).

4. The intelligent fruit and vegetable infrared dryer according to any one of claims 1-3, characterized in that: the carrying plate (3) is provided with a plurality of second vent holes (31).

5. The intelligent fruit and vegetable infrared dryer according to any one of claims 1-3, characterized in that: the infrared heating device (4) comprises a left infrared heating pipe (41) and a right infrared heating pipe (42), wherein the left infrared heating pipe (41) and the right infrared heating pipe (42) are installed in the drying box (2), and the left infrared heating pipe (41) and the right infrared heating pipe (42) are respectively located on two sides of the carrying disc (3).

6. The intelligent fruit and vegetable infrared dryer according to any one of claims 1-3, characterized in that: wear to be equipped with pivot (7) on outer box (1), pivot (7) still rotate and pass stoving case (2), and a plurality of year thing dish (3) set up pivot (7) are located one of stoving case (2) and serve, still be provided with the drive on outer box (1) pivot (7) are along pivot (7) axis pivoted driving piece.

7. The intelligent fruit and vegetable infrared dryer according to claim 6, characterized in that: the driving piece is a motor (8), and an output shaft of the motor (8) is coaxially connected with one end, located outside the outer box body (1), of the rotating shaft (7).

8. The intelligent fruit and vegetable infrared dryer according to any one of claims 1-3, characterized in that: the drying box is characterized in that a temperature and humidity sensor (9) is further arranged in the drying box, the temperature and humidity sensor (9) is used for collecting temperature and humidity information in the drying box (2), the temperature and humidity sensor (9) is connected with a controller, and the controller is used for adjusting the power of the infrared heating devices (4) according to the temperature and humidity information in the drying box (2).

9. The intelligent fruit and vegetable infrared dryer according to claim 8, characterized in that: the drying box is provided with a moisture exhaust pipe (12) in a penetrating mode, one end, located outside the drying box, of the moisture exhaust pipe (12) penetrates through the outer box body (1), an electromagnetic valve (13) is further arranged on the moisture exhaust pipe (12), and the controller is used for controlling the opening and closing of the electromagnetic valve (13).