阅读说明：本技术 一种无菌低温烘干装置 (Aseptic low temperature drying device ) 是由 邹彬 曹奎 于 2021-08-17 设计创作，主要内容包括：本发明公开了一种无菌低温烘干装置,涉及食品加工技术领域。该无菌低温烘干装置,所述支撑架的顶部外表面固定安装有除湿箱和烘干箱,除湿箱的内侧底部设置有除湿机,除湿箱的相邻内壁固定连接有加热板,除湿箱的内侧顶部固定安装有吹风机。该无菌低温烘干装置,通过集风箱、细转杆、摆叶、小链轮和细链条的配合使用,将热风均匀的吹在食材上,当热风经过矩形开口时,摆叶左右摇摆带动热风进行上下吹动,使得烘干箱的内摆放高度不同的食材都能够吹到热风,帮助烘干箱的内部温度分散的更加均匀,减少烘干箱内部的温度差异,使得食材表面能够更加均匀的与热风相接触,提高食材烘干时的均匀性,提高了食材的质量和口感。(The invention discloses a sterile low-temperature drying device, and relates to the technical field of food processing. This aseptic low temperature drying device, the fixed surface installs dehumidification case and stoving case in the top of support frame, and the inboard bottom of dehumidification case is provided with the dehumidifier, and the adjacent inner wall fixedly connected with hot plate of dehumidification case, the inboard top fixed mounting of dehumidification case has the hair-dryer. This aseptic low temperature drying device, through album bellows, thin bull stick, the pendulum leaf, the cooperation of little sprocket and thin chain is used, with hot-blast even blowing on eating the material, when hot-blast when the rectangle opening that passes through, the pendulum leaf left and right sides sways and drives hot-blast blowing from top to bottom, make the interior pendulum of stoving case put the edible material of high difference and can both blow hot-blastly, help stoving case's inside temperature dispersion more even, reduce the inside temperature difference of stoving incasement, make edible material surface can more even contact with hot-blast, homogeneity when improving edible material and drying, the quality and the taste of eating the material have been improved.)

1. The utility model provides an aseptic low temperature drying device, includes support frame (1), its characterized in that: the utility model discloses a dehumidifying cabinet, including support frame (1), the inboard bottom of dehumidifying cabinet (2) is provided with dehumidifier (3), the adjacent inner wall fixedly connected with hot plate (4) of dehumidifying cabinet (2), the inboard top fixed mounting of dehumidifying cabinet (2) has hair-dryer (5), the adjacent inner wall fixed mounting of stoving cabinet (7) has thick pipe (9), the top outer fixed surface of dehumidifying cabinet (2) is connected with L shape and goes out tuber pipe (8) and the inside that the one end of L shape play tuber pipe (8) extends to thick pipe (9), the output end fixedly connected with of hair-dryer (5) goes out tuber pipe (6) and the one end that short goes out tuber pipe (6) and extends to the inside that L shape goes out tuber pipe (8), the inner wall of thick pipe (9) is installed admittedly and is circulating fan (11) and two sets of air sterilizing machine (10), the other end that one side outer wall fixedly connected with return air pipe (15) and return air pipe (15) of dehumidifying cabinet (2) extends to the dehumidifying cabinet (2) The drying box comprises a drying box (7), wherein one end of a return air pipe (15) extends into the drying box (7), a swing air mechanism (12) and a rotating mechanism (13) are arranged in the drying box (7), and a driving mechanism (14) is arranged in a support frame (1).

2. The aseptic low temperature drying apparatus of claim 1, wherein: the rear side of dehumidification case (2) is opened and is equipped with long opening, and the articulated wicket that installs of rear side surface of dehumidification case (2), the articulated gate that installs of rear side surface of stoving case (7), the front side surface of stoving case (7) is inlayed and is installed glass, and the front side surface fixedly connected with thermometer and the inside that temperature surface one end extended to stoving case (7) of stoving case (7).

3. The aseptic low temperature drying apparatus of claim 1, wherein: pendulum fan constructs (12) including album wind box (1201), thin bull stick (1202), pendulum leaf (1203), little sprocket (1204) and thin chain (1205), one side outer wall fixed mounting of stoving case (7) has album wind box (1201), the one end of thick pipe (9) extends to the inside of album wind box (1201), the rectangle opening has been seted up to one side of stoving case (7), it installs seven groups of thin bull stick (1202) and seven one end of organizing thin bull stick (1202) all to run through stoving case (7) and fixedly connected with little sprocket (1204) to rotate between rectangle opening front side inner wall and the rear side inner wall, the outer wall fixedly connected with pendulum leaf (1203) of thin bull stick (1202), seven groups of little sprocket (1204) are gone up all to overlap and are equipped with thin chain (1205), seven groups of little sprocket (1204) are through thin chain (1205) transmission connection.

4. The aseptic low temperature drying apparatus of claim 1, wherein: slewing mechanism (13) include thick bull stick (1301), big sprocket (1302), thick chain (1303), return shape board (1304), place net (1305) and fixture block (1307), the inboard bottom of stoving case (7) is rotated and is installed three thick bull sticks (1301) of group, all overlap on three thick bull sticks (1301) of group and be equipped with big sprocket (1302), all overlap on three big sprocket (1302) of group and be equipped with thick chain (1303), three big sprocket (1302) of group are connected through thick chain (1303) transmission, the equal fixedly connected with of one end of three thick bull sticks (1301) of group returns shape board (1304).

5. An aseptic low temperature drying apparatus according to claim 4, wherein: the clamping grooves (1306) are formed in the adjacent inner walls of the return-shaped plates (1304), the clamping blocks (1307) are installed on the inner walls of the two groups of clamping grooves (1306) in a clamped mode, the adjacent side walls of the two groups of clamping blocks (1307) are fixedly connected with the outer walls of the two sides of the placing net (1305), and the placing net (1305) is installed with the thick rotating rod (1301) in a clamped mode.

6. An aseptic cryogenic drying device according to claim 3, characterized in that: the driving mechanism (14) comprises a direct current motor (1401), a transverse rotating rod (1402), a vertical bevel gear (1403), a transverse bevel gear (1404), a rotating rod (1405), a bevel gear (1406), a driving gear (1407), a belt pulley (1408), a belt (1409) and an incomplete gear (1410), the bottom of the inner side of the support frame (1) is fixedly provided with the direct current motor (1401), the output shaft of the direct current motor (1401) is fixedly connected with the transverse rotating rod (1402) through a coupler, one end of the transverse rotating rod (1402) is fixedly connected with the vertical bevel gear (1403), one end of a rough rotating rod (1301) penetrates through the support frame (1) and is fixedly sleeved with the transverse bevel gear (1404), the vertical bevel gear (1403) is mutually meshed with the transverse bevel gear (1404), the inner wall of the front side of the support frame (1) is rotatably provided with the rotating rod (1405), the rotary rod (1405) is fixedly sleeved with the bevel gear (1406), bevel gear (1406) and horizontal bevel gear (1404) intermeshing, the one end of dwang (1405) runs through support frame (1) and fixedly connected with driving gear (1407), the front side surface of support frame (1) also rotates and installs dwang (1405) and fixed cover on dwang (1405) and be equipped with belt pulley (1408) and incomplete gear (1410), incomplete gear (1410) and driving gear (1407) intermeshing, also fixed cover is equipped with belt pulley (1408) on a set of thin bull stick (1202), all overlap on two sets of belt pulley (1408) and be equipped with belt (1409), two sets of belt pulley (1408) are through belt (1409) transmission connection.

7. An aseptic low temperature drying apparatus according to claim 6, wherein: the belt (1409) is positioned on the outer surfaces of the front sides of the support frame (1) and the drying box (7) and is not contacted with each other.

Technical Field

The invention relates to the technical field of food processing, in particular to an aseptic low-temperature drying device.

Background

The existing partial low-temperature drying device cannot effectively remove harmful gas and microbial molecules in the drying box when food materials are dried, so that excessive bacteria and mold are easily generated in the low-temperature drying process, the food materials are polluted and are caused to mildew, the food materials in the drying box are arranged at different heights, the temperature difference of different areas in the drying box is easily caused to be large, the surface of the food materials cannot be uniformly contacted with hot air, the quality and the taste of the food materials are reduced, for example, in the patent with the publication number of CN104126849A, an automatic transmission mode is mainly adopted, the working efficiency is effectively improved, manpower is saved, but the mode cannot effectively remove the harmful gas and the microbial molecules in the drying box, so that excessive bacteria and mold are easily generated during low-temperature drying, the pollution is caused, and the food materials are caused to mildew, and the surface of the food material can not be contacted with hot air more uniformly.

Disclosure of Invention

The invention aims to provide a sterile low-temperature drying device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an aseptic low-temperature drying device comprises a supporting frame, wherein a dehumidifying box and a drying box are fixedly arranged on the outer surface of the top of the supporting frame, a dehumidifier is arranged at the bottom of the inner side of the dehumidifying box, a heating plate is fixedly connected to the adjacent inner wall of the dehumidifying box, a blower is fixedly arranged on the top of the inner side of the dehumidifying box, a thick pipe is fixedly arranged on the adjacent inner wall of the drying box, an L-shaped air outlet pipe is fixedly connected to the outer surface of the top of the dehumidifying box, one end of the L-shaped air outlet pipe extends into the thick pipe, a short air outlet pipe is fixedly connected to the output end of the blower, one end of the short air outlet pipe extends into the L-shaped air outlet pipe, a circulating fan and two groups of air disinfectors are fixedly arranged on the inner wall of the thick pipe, a return air pipe is fixedly connected to the outer wall of one side of the dehumidifying box, the other end of the return air pipe extends into the dehumidifying box, one end of the drying box, a swing mechanism and a rotating mechanism are arranged in the drying box, the inside of support frame is provided with actuating mechanism.

Preferably, the rear side of dehumidification case is opened and is equipped with long opening, and the articulated wicket that installs of rear side surface of dehumidification case, the articulated gate that installs of rear side surface of stoving case, and the front side surface of stoving case is inlayed and is installed glass, and the front side surface fixedly connected with thermometer and temperature surface one end of stoving case extend to the inside of stoving case, and the staff of being convenient for can see the temperature in the device at any time through the thermometer.

Preferably, the air swing mechanism comprises an air collecting box, a fine rotating rod, a swing blade, a small chain wheel and a fine chain, the air collecting box is fixedly installed on the outer wall of one side of the drying box, one end of a thick pipe extends into the air collecting box, a rectangular opening is formed in one side of the drying box, seven groups of fine rotating rods are rotatably installed between the front inner wall and the rear inner wall of the rectangular opening, one ends of the seven groups of fine rotating rods penetrate through the drying box and are fixedly connected with the small chain wheel, the swing blade is fixedly connected to the outer wall of the fine rotating rod, fine chains are sleeved on the seven groups of small chain wheels, the seven groups of small chain wheels are connected through the fine chains in a transmission mode, so that food materials with different inner swing heights in the drying box can be blown to hot air, the internal temperature dispersion of the drying box is more uniform, the temperature difference inside the drying box is reduced, and the surfaces of the food materials can be more uniformly contacted with the hot air, the uniformity of the food material during drying is improved.

Preferably, slewing mechanism includes thick bull stick, big sprocket, thick chain, return the shaped plate, place net and fixture block, the inboard bottom of stoving case is rotated and is installed three thick bull sticks of group, all the cover is equipped with big sprocket on three thick bull sticks of group, three big chain wheels of group all overlap and are equipped with thick chain, three big sprocket of group passes through thick chain drive and connects, the equal fixedly connected with of one end of three thick bull sticks of group returns the shaped plate, can drive the inside hot-air of stoving case and rotate, make hot-air form circulating air at the periphery of eating the material, the gathering can be taken away to these circulating air and the vapor of eating the material top, the moisture on material surface can faster evaporation is eaten in the help.

Preferably, the draw-in groove has all been seted up to the adjacent inner wall of returning the shaped plate, and the fixture block is installed to the equal joint of inner wall of two sets of draw-in grooves, and the adjacent lateral wall of two sets of fixture blocks and the both sides outer wall fixed connection who places the net place the net and thick bull stick joint installation, and the staff of being convenient for can dismantle the washing to placing the net at any time, improves the cleanliness factor of placing the net.

Preferably, the driving mechanism comprises a direct current motor, a transverse rotating rod, a vertical bevel gear, a transverse bevel gear, a rotating rod, a bevel gear, a driving gear, a belt pulley, a belt and an incomplete gear, the direct current motor is fixedly installed at the bottom of the inner side of the support frame, an output shaft of the direct current motor is fixedly connected with the transverse rotating rod through a coupler, one end of the transverse rotating rod is fixedly connected with the vertical bevel gear, one end of a coarse rotating rod penetrates through the support frame and is fixedly sleeved with the transverse bevel gear, the vertical bevel gear is mutually meshed with the transverse bevel gear, the rotating rod is rotatably installed on the inner wall of the front side of the support frame, the bevel gear is fixedly sleeved on the rotating rod, the bevel gear is mutually meshed with the transverse bevel gear, one end of the rotating rod penetrates through the support frame and is fixedly connected with the driving gear, the rotating rod is also rotatably installed on the outer surface of the front side of the support frame, and the belt pulley and the incomplete gear are fixedly sleeved on the rotating rod, incomplete gear and driving gear intermeshing, also fixed cover is equipped with the belt pulley on a set of thin bull stick, all the cover is equipped with the belt on two sets of belt pulleys, two sets of belt pulleys pass through belt transmission and connect, can drive when eating the material and rotate the stoving, can also drive every corner that the pendulum leaf will hot-blast even transport the stoving case, stability and smoothness nature when having improved whole device operation, a tractor serves several purposes, not only help the device to reduce the cost of manufacture, still reduced the power consumption.

Preferably, the belt is located the front side outer surface of support frame and stoving case and contactless each other, and two sets of belt pulleys of being convenient for convey through the belt, the smoothness nature when avoiding influencing the transmission.

Compared with the prior art, the invention has the beneficial effects that:

(1) the aseptic low-temperature drying device effectively improves the drying efficiency by matching the dehumidification box, the dehumidifier, the heating plate, the blower, the short air outlet pipe, the drying box, the L-shaped air outlet pipe, the thick pipe and the air sterilizing machine for drying food materials at aseptic low temperature, reduces the energy required by the food materials, reduces the power consumption, saves resources, keeps the inside of the drying box at constant temperature, the air sterilizing machine is arranged inside the thick pipe, a high-voltage pulse electric field is manufactured inside the air sterilizing machine, high-energy particles are obtained, the high-energy particles decompose harmful gas and microbe molecules in the drying box by means of wind power, thereby achieving the purposes of sterilizing and removing odor, effectively reducing bacteria and mildew generated during low-temperature drying, ensuring the aseptic circulating hot air, avoiding pollution to the food materials, and effectively reducing the probability of mildew of the food materials, the preservation time of the food materials is prolonged, and the safety of the food materials is improved.

(2) This aseptic low temperature drying device, through album bellows, thin bull stick, the pendulum leaf, the cooperation of little sprocket and thin chain is used, with hot-blast even blowing on eating the material, when hot-blast when the rectangle opening that passes through, the pendulum leaf left and right sides sways and drives hot-blast blowing from top to bottom, make the interior pendulum of stoving case put the edible material of high difference and can both blow hot-blastly, help stoving case's inside temperature dispersion more even, reduce the inside temperature difference of stoving incasement, make edible material surface can more even contact with hot-blast, homogeneity when improving edible material and drying, the quality and the taste of eating the material have been improved.

(3) This aseptic low temperature drying device, through thick bull stick, big sprocket, thick chain, the cooperation of returning the shaped plate and placing the net is used, can rotate the stoving to eating the material, can be through the pivoted mode, the omnidirectional is dried eating the material, can furthest's assurance eat the stoving quantity of material, when the material pivoted is eaten in driving, can drive the hot-air of stoving incasement portion and rotate, make the hot-air form the circulating air at the periphery of eating the material, the vapor of gathering above eating the material can be taken away to these circulating air, the moisture on material surface can faster evaporation is eaten in the help, great improvement eat material stoving speed.

(4) This aseptic low temperature drying device, through direct current motor, the horizontal rotating rod, vertical bevel gear, horizontal bevel gear, the dwang, bevel gear, the driving gear, the belt pulley, the cooperation of belt pulley is used, can drive when eating the material and rotate the stoving, can also drive every corner that the pendulum leaf will hot-blast even transport stoving case, stability and smoothness nature when having improved whole device operation, a tractor serves several purposes, not only help the device to reduce the cost of manufacture, power consumption has still been reduced, resources are saved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of portion A of the present invention;

FIG. 4 is an enlarged view of section B of the present invention;

FIG. 5 is an enlarged view of section C of the present invention;

FIG. 6 is an enlarged view of section D of the present invention;

fig. 7 is a rear view of the present invention.

In the figure: 1 support frame, 2 dehumidification box, 3 dehumidifier, 4 heating plate, 5 blower, 6 short air outlet pipe, 7 drying box, 8L air outlet pipe, 9 thick pipe, 10 air disinfection machine, 11 circulating fan, 12 swinging mechanism, 1201 air collecting box, 1202 thin rotating rod, 1203 swinging blade, 1204 small chain wheel, 1205 thin chain, 13 rotating mechanism, 1301 thick rotating rod, 1302 large chain wheel, 1303 thick chain, 1304 returning plate, 1305 placing net, 1306 card slot, 1307 card block, 14 driving mechanism, 1401 DC motor, 1402 horizontal rotating rod, 1403 vertical bevel gear, 1404 horizontal bevel gear, 1405 rotating rod, 1406 bevel gear, 1407 driving gear, 1408 belt pulley, 1409 belt, 1410 incomplete gear and 15 returning air pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-7, the present invention provides a technical solution: an aseptic low-temperature drying device comprises a support frame 1, a dehumidifying box 2 and a drying box 7 are fixedly arranged on the outer surface of the top of the support frame 1, a dehumidifier 3 is arranged at the bottom of the inner side of the dehumidifying box 2, a heating plate 4 is fixedly connected to the adjacent inner wall of the dehumidifying box 2, a blower 5 is fixedly arranged on the top of the inner side of the dehumidifying box 2, a thick pipe 9 is fixedly arranged on the adjacent inner wall of the drying box 7, an L-shaped air outlet pipe 8 is fixedly connected to the outer surface of the top of the dehumidifying box 2, one end of the L-shaped air outlet pipe 8 extends into the thick pipe 9, a short air outlet pipe 6 is fixedly connected to the output end of the blower 5, one end of the short air outlet pipe 6 extends into the L-shaped air outlet pipe 8, a circulating fan 11 and two groups of air disinfectors 10 are fixedly arranged on the inner wall of the thick pipe 9, a return air pipe 15 is fixedly connected to the outer wall of one side of the dehumidifying box 2, and the other end of the return air pipe 15 extends into the dehumidifying box 2, one end of the return air duct 15 extends into the drying box 7, food materials to be dried are placed on the outer surface of the top of the placing net 1305, then the blower 5 is opened, the blower 5 sucks external air with moisture through the long opening, then the dehumidifier 3 is opened, the dehumidifier 3 adsorbs moisture in the air and further converts the air into dry and cold air, then the heating plate 4 is opened, the dry and cold air is converted into dry and hot air through the heating of the heating plate 4, the dry and hot air is input through the input end of the blower 5 and is output into the L-shaped air outlet duct 8 through the output end of the short air outlet duct 6, at the moment, the dry and hot air enters into the thick duct 9 through the L-shaped air outlet duct 8, then the air sterilizing machine 10 is opened, the air sterilizing machine 10 adopts a molecular breaking technology to sterilize the dry and hot air, energy required by the food materials is reduced, and electricity consumption is reduced, resources are saved, make the inside of stoving case 7 keep constant temperature, air sterilizing machine 10 installs the inside at the thick pipe, high-voltage pulse electric field is made to air sterilizing machine 10's inside, obtain the high energy particle, the high energy particle decomposes harmful gas and little biomolecule in stoving case 7 with the help of wind-force, thereby reach the disinfection and sterilization and get rid of the purpose of stench, bacterium and the mould that produce when effectual reduction low temperature drying, it is aseptic to ensure the circulating hot air, avoid causing the pollution to eating the material, the effectual probability that reduces and eat the material and milden and rot, prolong the save time who eats the material, improve the security of eating the material, the inside of stoving case 7 is provided with pendulum wind mechanism 12 and slewing mechanism 13, the inside of support frame 1 is provided with actuating mechanism 14.

Further, the rear side of dehumidification case 2 is opened and is equipped with long opening, and the articulated wicket that installs of rear side surface of dehumidification case 2, the articulated gate that installs of rear side surface of stoving case 7, and the front side surface of stoving case 7 is inlayed and is installed glass, and the front side surface of stoving case 7 is fixedly connected with thermometer and temperature surface one end extends to the inside of stoving case 7.

Example two:

referring to fig. 1-7, on the basis of the first embodiment, the air swing mechanism 12 includes an air collecting box 1201, a fine turning rod 1202, a swing vane 1203, a small chain wheel 1204 and a fine chain 1205, the air collecting box 1201 is fixedly installed on the outer wall of one side of the drying box 7, one end of the thick pipe 9 extends into the air collecting box 1201, a rectangular opening is opened on one side of the drying box 7, seven sets of fine turning rods 1202 are rotatably installed between the inner wall of the front side and the inner wall of the rear side of the rectangular opening, one ends of the seven sets of fine turning rods 1202 penetrate through the drying box 7 and are fixedly connected with the small chain wheel 1204, the swing vane 1203 is fixedly connected to the outer wall of the fine turning rod 1202, the seven sets of small chain wheels 1204 are all sleeved with the fine chain 1205, the seven sets of small chain wheels 1204 are in transmission connection through the fine chain 1205, the small chain wheels 1204 drive the other six sets of small chain wheels 1204 to perform half-turn, the seven sets of small chain wheels 1204 drive the seven sets of fine turning rods 1204 to perform half-turn, seven thin bull sticks 1202 drive seven sets of pendulum leaf 1203 and carry out the horizontal hunting, pendulum leaf 1203 drives the hot-air in the collection bellows 1201 even from top to bottom when carrying out the wobbling and blows on eating the material, make the interior pendulum of stoving case 7 put highly different edible material and can both blow hot-blastly, help stoving case 7's inside temperature dispersion more even, reduce the inside temperature difference of stoving case 7, make edible material surface can be more even contact with hot-blastly, improve the homogeneity when eating the material and dry, the quality and the taste of eating the material have been improved.

Further, the rotating mechanism 13 includes a thick rotating rod 1301, a large chain wheel 1302, a thick chain 1303, a square-shaped plate 1304, a placing net 1305 and a fixture block 1307, three groups of thick rotating rods 1301 are rotatably installed at the bottom of the inner side of the drying box 7, the three groups of thick rotating rods 1301 are sleeved with the large chain wheel 1302, the three groups of large chain wheels 1302 are sleeved with the thick chain 1303, the three groups of large chain wheels 1302 are in transmission connection through the thick chain 1303, one end of the three groups of thick rotating rods 1301 is fixedly connected with the square-shaped plate 1304, the thick rotating rod 1301 drives the large chain wheel 1302 to rotate, the large chain wheel 1302 drives the other two groups of large chain wheels 1302 to rotate through the large chain wheel 1302, the other two groups of large chain wheels 1302 drive the other two groups of thick rotating rods 1301 to rotate, the three groups of thick rotating rods 1301 drive the three groups of square-shaped plates 1304 to rotate, the square-shaped plate 1304 drives the placing net 1305 to rotate, so that the dry hot air can comprehensively dry the food materials 1302 in a rotating manner, the stoving quantity of eating the material can furthest's assurance, when driving to eat the material pivoted, can drive the inside hot-air of stoving case 7 and rotate for hot-air forms the circulating air current in the periphery of eating the material, and the gathering can be taken away to these circulating air currents and the vapor of eating the material top, and the evaporation that moisture on material surface can be faster is eaten in the help, great improvement eat material stoving speed.

Furthermore, clamping grooves 1306 are formed in the adjacent inner walls of the square-shaped plates 1304, clamping blocks 1307 are installed on the inner walls of the two groups of clamping grooves 1306 in a clamped mode, the adjacent side walls of the two groups of clamping blocks 1307 are fixedly connected with the outer walls of the two sides of the placing net 1305, and the placing net 1305 is installed with the thick rotating rod 1301 in a clamped mode.

Still further, the driving mechanism 14 includes a dc motor 1401, a transverse rotating rod 1402, a vertical bevel gear 1403, a transverse bevel gear 1404, a rotating rod 1405, a bevel gear 1406, a driving gear 1407, a belt pulley 1408, a belt 1409 and an incomplete gear 1410, the inside bottom of the support frame 1 is fixedly provided with the dc motor 1401, the output shaft of the dc motor 1401 is fixedly connected with the transverse rotating rod 1402 through a coupler, one end of the transverse rotating rod 1402 is fixedly connected with the vertical bevel gear 1403, one end of a rough rotating rod 1301 penetrates through the support frame 1 and is fixedly sleeved with the transverse bevel gear 1404, the vertical bevel gear 1403 is mutually meshed with the transverse bevel gear 1404, the inner wall of the front side of the support frame 1 is rotatably provided with the rotating rod 1405, the rotating rod 1405 is fixedly sleeved with the bevel gear 1406, the bevel gear 1406 is mutually meshed with the transverse bevel gear 1404, one end of the rotating rod 1405 penetrates through the support frame 1 and is fixedly connected with the driving gear 1407, the outer surface of the front side of the support frame 1 is also rotatably provided with the rotating rod 1405, and the rotating rod 1405 is fixedly sleeved with the belt pulley 1405 1408 and an incomplete gear 1410, the incomplete gear 1410 is meshed with a driving gear 1407, a belt pulley 1408 is fixedly sleeved on one group of thin rotating rods 1202, belts 1409 are sleeved on the two groups of belt pulleys 1408, the two groups of belt pulleys 1408 are in transmission connection through the belts 1409 to control the starting of the direct current motor 1401, a coupler of the direct current motor 1401 drives a transverse rotating rod 1402 to rotate, the transverse rotating rod 1402 drives a vertical bevel gear 1403 to rotate, the vertical bevel gear 1403 drives a transverse bevel gear 1404 to rotate, the transverse bevel gear 1404 drives a bevel gear 1406 and a thick rotating rod 1301 to rotate, the bevel gear 1406 drives a rotating rod 1405 to rotate, the rotating rod 1405 drives the driving gear 1407 to rotate, the driving gear 1407 drives the incomplete gear 1410 to rotate for half, the incomplete gear 1410 drives the other group of rotating rod 1405 to rotate for half, the other group of rotating rod 1405 drives the belt pulley 1408 to rotate for half, the belt pulley 1408 drives the other group of belt pulley 1408 to rotate for half through the belt 1409, another group of belt pulley 1408 drives little sprocket 1204 and carries out half a turn, when driving edible material and rotate the stoving, can also drive pendulum leaf 1203 with hot-blast even every corner of carrying the stoving case, improved stability and smoothness when whole device moves, a tractor serves several purposes, not only helps the device to reduce the cost of manufacture, has still reduced the power consumption, resources are saved.

Secondly, belt 1409 is located on the front outer surface of support frame 1 and drying box 7 and does not contact each other.

The working principle is as follows: placing food materials to be dried on the outer surface of the top of the placing net 1305, then opening a blower 5, sucking external air with moisture by the blower 5 through a long opening, then opening a dehumidifier 3, adsorbing the moisture in the air by the dehumidifier 3, further converting the air into dry and cold air, then opening a heating plate 4, converting the dry and cold air into dry and hot air by heating the heating plate 4, inputting the dry and hot air through an input end of the blower 5, outputting the dry and hot air into an L-shaped air outlet pipe 8 through an output end of a short air outlet pipe 6, entering the dry and hot air into a thick pipe 9 through the L-shaped air outlet pipe 8, then opening an air sterilizing machine 10, sterilizing the dry and hot air by the air sterilizing machine 10 by adopting a molecular breaking technology, then opening a circulating fan 11, driving the sterilized dry and hot air into an air collecting box 1201 by the circulating fan 11, a convection circulation is formed in the air collection box 1201, at this time, the direct current motor 1401 is controlled to start, a coupler of the direct current motor 1401 drives a transverse rotating rod 1402 to rotate, the transverse rotating rod 1402 drives a vertical bevel gear 1403 to rotate, the vertical bevel gear 1403 drives a transverse bevel gear 1404 to rotate, the transverse bevel gear 1404 drives bevel gears 1406 and a rough rotating rod 1301 to rotate, the rough rotating rod 1301 drives a large chain wheel 1302 to rotate, the large chain wheel 1302 drives another two groups of large chain wheels 1302 to rotate through the large chain wheel 1302, the other two groups of large chain wheels 1302 drive the other two groups of rough rotating rods 1301 to rotate, the three groups of rough rotating rods 1301 drive three groups of return plates 1304 to rotate, the return plates 1304 drive a placing net 1305 to rotate, so that dry and hot air can be comprehensively dried, meanwhile, the bevel gears 1406 drive the rotating rods 1405 to rotate, the rotating rods 1405 drives the driving gear 1407 to rotate, the driving gear 1407 drives the incomplete gear 1410 to rotate half, the incomplete gear 1410 drives another set of the rotating rod 1405 to rotate half, another set of the rotating rod 1405 drives the belt pulley 1408 to rotate half, the belt pulley 1408 drives another set of the belt pulley 1408 to rotate half through the belt 1409, another set of the belt pulley 1408 drives the small chain wheel 1204 to rotate half, the small chain wheel 1204 drives another six sets of the small chain wheels 1204 to rotate half through the thin chain 1205, seven sets of the small chain wheels 1204 drive seven sets of the thin rotating rods 1202 to rotate half, seven sets of the thin rotating rods 1202 drive seven sets of the swing vanes 1203 to swing left and right, and the swing vanes 1203 swing and simultaneously drive the hot air in the air collecting box 1201 to uniformly blow on the food materials up and down.