CN209801969U

CN209801969U - Food drying device

Info

Publication number: CN209801969U
Application number: CN201821741067.0U
Authority: CN
Inventors: 李南; 龚汉明; 龚著辉
Original assignee: Jiujiang Xiang Gan Food Co Ltd
Current assignee: Jiujiang Xiang Gan Food Co Ltd
Priority date: 2018-10-25
Filing date: 2018-10-25
Publication date: 2019-12-17
Anticipated expiration: 2028-10-25

Abstract

the utility model discloses a food drying device, which belongs to the technical field of food processing equipment and comprises a drying box, a placing component fixed in the drying box and used for placing food, a heating component fixed in the drying box, a first fan, a second fan and a controller fixed at the top of the drying box, wherein the first fan is fixed at the upper end of one side wall of the drying box and is in bidirectional conduction with the drying box through a first connecting pipe; the utility model discloses a first fan and second fan make the stoving more even quick, moreover when the stoving completion back, can continue to open first fan and second fan, realize circulating air cooling for cooling rate saves process time, improves machining efficiency.

Description

Food drying device

Technical Field

The utility model relates to a food processing equipment technical field, more specifically relates to a food drying device.

Background

With the rapid development of society, the requirements of people on food are more and more diversified, the requirements are not satisfied with simple direct eating, more deep-processed food is pursued, the food after deep processing is endowed with more tastes, shapes and the like, the edible taste of the food is improved, and the food is more diversified; for the food processing industry, drying equipment is important processing equipment, when food is washed, the food can be dehydrated and dried by the drying equipment, and the water content of the food can be greatly reduced by the drying equipment, so that the taste of the food is changed; most of the existing drying equipment directly adopts a heating plate for heat drying, the drying mode is easy to dissipate heat, so that the energy consumption for drying is increased, and the drying area is local, most of the drying area is fast when being close to the heating plate, and slow when being far away from the heating plate; in addition, the existing drying equipment waits for natural cooling after drying operation, and the cooling time is long, so that the processing time is increased, and the processing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide a food drying device, the bidirectional circulation of hot air flow in the box body is realized through the arranged first fan and the second fan, the hot air flow is driven to circularly flow in the box body, all the positions in the box body can be uniformly heated, the food can be uniformly dried, in addition, the closed drying is realized through the box body, the internal circulation of the hot air flow is realized by combining the first fan and the second fan, the hot air flow can be more fully utilized, the heat loss is reduced, the energy consumption is saved, and the production cost is reduced; in addition, after drying is completed, the first fan and the second fan can be continuously started, circulating air cooling is realized, the cooling rate is increased, the processing time is saved, and the processing efficiency is improved.

To achieve the purpose, the utility model adopts the following technical proposal: the food drying box comprises a drying box, a placing component fixed in the drying box and used for placing food, a heating component fixed in the drying box, a first fan and a second fan, wherein the drying box comprises a box body, a box cover fixedly arranged on the top of the box body and a box door hinged with the box body, an accommodating cavity is formed in the box body, and the placing component and the heating component are both positioned in the accommodating cavity;

a first opening communicated with the accommodating cavity is arranged at the upper end of one side wall of the box body, a second opening communicated with the accommodating cavity is arranged at the lower end of one side wall of the box body, the first fan is fixed on one side wall of the box body on the first opening and is communicated with the first opening, a third opening communicated with the holding cavity is arranged at the upper end of the other side wall of the box body, a fourth opening communicated with the holding cavity is arranged at the lower end of the other side wall of the box body, the second fan is fixed on the other side wall of the box body and is communicated with the third opening, the first fan is connected and communicated with the second opening through a first connecting pipe, the second fan is connected and communicated with the fourth opening through a second connecting pipe, the airflow in the first connecting pipe flows from the first opening to the second opening, and the airflow in the second connecting pipe flows from the third opening to the fourth opening;

The placing component comprises a first group of fixed rods, a second group of fixed rods and a plurality of first supporting nets, the second group of fixed rods correspond to the first group of fixed rods and are symmetrical with each other, the first group of fixed rods are fixed in the containing cavity and are close to one side wall of the box body, the second group of fixed rods are fixed in the containing cavity and are close to the other side wall of the box body, a placing area for placing the first supporting nets is formed between the first group of fixed rods and the second group of fixed rods, the first group of fixed rods comprise a plurality of vertical first fixed rods which are arranged at equal intervals, the second group of fixed rods comprise a plurality of vertical second fixed rods which correspond to the first fixed rods, a plurality of first supporting pieces for supporting the first supporting nets are sleeved on the first fixed rods, a plurality of second supporting pieces which correspond to the first supporting pieces and are used for supporting the first supporting nets are sleeved on the second fixed, one ends of the first fixing rod and the second fixing rod are fixedly connected with the bottom in the box body, and the other ends of the first fixing rod and the second fixing rod are fixedly connected with the inner side wall of the box cover;

The first supporting piece comprises a first sleeve sleeved on the first fixed rod and in sliding fit with the first fixed rod, a first supporting block for supporting the first supporting net and a first screw fixedly embedded on the first supporting block, a first threaded hole which is communicated with the inside of the first sleeve and is used for the first screw rod to extend into is arranged on one side wall of the first sleeve, the first fixed rod is provided with a plurality of first through holes which are vertically distributed at equal intervals and are used for the first screw rod to extend into, the second supporting piece comprises a second sleeve, a second supporting block and a second screw rod, the second sleeve is sleeved on the second fixing rod and is in sliding fit with the second fixing rod, the second screw rod is fixedly embedded on the second supporting block, a second threaded hole which is communicated with the inside of the second sleeve and is used for the second screw rod to extend into is arranged on one side wall of the second sleeve, the second fixing rod is provided with a plurality of second through holes which are vertically distributed at equal intervals and into which the second screw rod extends;

The heating assembly comprises a second supporting net fixed at the top in the box body and a heating plate fixed on the second supporting net, and the heating plate is positioned between the box cover and the second supporting net.

Optionally, the first fan and the second fan are both high-temperature fans.

Optionally, the drying oven also comprises a controller fixed on the top of the drying oven and a plurality of temperature sensors fixed in the accommodating cavity, the temperature sensor is electrically connected with the controller, the controller comprises a control box fixed at the top of the box cover, a PLC control mainboard fixed in the control box, a display screen embedded on the outer side surface of the control box and a control panel positioned on the outer side surface of the control box, the display screen, the control panel, the temperature sensor, the heating plate, the first fan and the second fan are all electrically connected with the PLC control main board, control panel is including being used for adjusting hot plate heating temperature's temperature regulation button, being used for opening stop the first of hot plate opens and stops the button, be used for adjusting first fan and the fan adjustment button of second fan, be used for starting first fan and the second of second fan opens and stops button and master switch button.

Optionally, a plurality of first protrusions corresponding to the first fixing rods are arranged at a position of the bottom in the box body, which is close to a side wall of the box body, a first concave hole for one end of the first fixed rod to extend into is arranged in the first bulge, a plurality of second bulges corresponding to the first bulges are arranged on the inner side wall of the box cover, the second bulge is provided with a second inner concave hole for the other end of the first fixed rod to extend into, a plurality of third bulges corresponding to the second fixed rod are arranged at the position of the inner bottom of the box body close to the other side wall of the box body, a third concave hole for one end of the second fixed rod to extend into is arranged in the third bulge, a plurality of fourth bulges corresponding to the third bulges are arranged on the inner side wall of the box cover, the third is protruding to be equipped with the confession the fourth indent that the second dead lever other end stretched into, be equipped with a plurality of confessions on the second support network first dead lever and the hole of dodging that the second dead lever passed.

Optionally, a first annular flange arranged around the first fixing rod is arranged on the first fixing rod on a rod section close to the box cover, a second annular flange arranged around the second fixing rod and corresponding to the first annular flange is arranged on the second fixing rod, and the top of the first annular flange and the top of the second annular flange are contacted and abutted against the bottom of the second supporting net.

optionally, a fifth protrusion integrally connected with the first sleeve is arranged on one side surface of the first sleeve, the first threaded hole is formed in the fifth protrusion, a sixth protrusion integrally connected with the second sleeve is arranged on one side surface of the second sleeve, and the second threaded hole is formed in the fifth protrusion.

Optionally, the water collecting box is movably placed at the bottom in the box body and located between the first fixing rod and the second fixing rod.

the utility model has the advantages that: the utility model realizes the bidirectional circulation of the hot air in the box body through the arranged first fan and the second fan, drives the hot air to circularly flow in the box body, ensures that each position in the box body can be uniformly heated, ensures that food can be uniformly dried, realizes closed drying through the box body, realizes the internal circulation of the hot air by combining the first fan and the second fan, can more fully utilize the hot air, reduces the heat loss, saves the energy consumption and reduces the production cost; in addition, after drying is completed, the first fan and the second fan can be continuously started, circulating air cooling is realized, the cooling rate is increased, the processing time is saved, and the processing efficiency is improved.

Drawings

Fig. 1 is a whole sectional view of a food drying device provided by the embodiment of the present invention.

Fig. 2 is an enlarged view of a position a of fig. 1.

Fig. 3 is an enlarged view of the position B of fig. 1.

Fig. 4 is an enlarged view of the position C of fig. 1.

Fig. 5 is an enlarged view of a position D of fig. 1.

Fig. 6 is a schematic view of the overall structure of a food drying device according to an embodiment of the present invention. In the figure: 1. a drying box; 11. a box body; 111. a first opening; 112. a second opening; 113. a third opening; 114. a fourth opening; 115. a first protrusion; 116. a third protrusion; 12. a box cover; 121. a second protrusion; 122. a fourth protrusion; 13. a box door; 21. a first fan; 22. a second fan; 23. a first connecting pipe; 24. a second connecting pipe; 31. a first fixing lever; 311. a first through hole; 312. a first annular flange; 32. a first support member; 321. a first sleeve; 3211. a fifth projection; 322. a first screw; 323. a first support block; 41. a second fixing bar; 411. a second through hole; 412. a second annular flange; 42. a second support member; 421. a second sleeve; 4211. a sixth projection; 422. a second screw; 423. a second support block; 5. a first support web; 61. heating plates; 62. a second support net; 63. a control box; 631. a display screen; 632. a control panel; 7. a water collection box.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

fig. 1 exemplarily shows an overall cross-sectional view of a food drying device provided by a specific embodiment of the present invention, fig. 1 exemplarily shows an enlarged view of a position a of fig. 1, fig. 1 exemplarily shows an enlarged view of a position B of fig. 1, fig. 1 exemplarily shows an enlarged view of a position C of fig. 1, fig. 1 exemplarily shows an enlarged view of a position D of fig. 1, and fig. 1 exemplarily shows an overall structure schematic diagram of a food drying device provided by a specific embodiment of the present invention.

As shown in fig. 1 and fig. 3, the oven comprises a drying oven 1, a placing assembly fixed in the drying oven 1 for placing food, a heating assembly fixed in the drying oven 1, a first fan 21 and a second fan 22, wherein the drying oven 1 comprises an oven body 11, an oven cover 12 fixedly covered on the top of the oven body 11, and an oven door 13 hinged to the oven body 11, an accommodating cavity is arranged in the oven body 11, and the placing assembly and the heating assembly are both located in the accommodating cavity; specifically, the box cover 12 is located at the top of the box body 11, the box door 13 is located at one side of the box body 11, the box door 13 is arranged to facilitate loading and unloading in the embodiment, and the box cover 12 is arranged to facilitate integral installation and disassembly, so that maintenance and replacement operations of internal parts are facilitated; the cover 12 and the housing 11 may be fastened by fastening members such as bolts.

As shown in fig. 1 and 3, a first opening 111 communicating with the accommodating chamber is disposed at an upper end of a side wall of the box body 11, a second opening 112 communicating with the accommodating chamber is disposed at a lower end of a side wall of the box body 11, the first fan 21 is fixed to a side wall of the box body 11 on the first opening 111 and is communicated with the first opening 111, a third opening 113 communicating with the accommodating chamber is disposed at an upper end of another side wall of the box body 11, a fourth opening 114 communicating with the accommodating chamber is disposed at a lower end of another side wall of the box body 11, the second fan 22 is fixed to another side wall of the box body 11 on the third opening 113 and is communicated with the third opening 113, the first fan 21 is communicated with the second opening 112 through the first connecting pipe 23, the second fan 22 is communicated with the fourth opening 114 through the second connecting pipe 24, an air flow in the first connecting pipe 23 flows from the first opening 111 to the second opening 112, and an air flow in the second connecting pipe 24 flows from the third opening 113 to the; specifically, the first fan 21 and the second fan 22 may be mounted on the box 11 by screws or other fasteners, and similarly, the first connection pipe 23 may be fastened to the first fan 21 and the box 11, and the second connection pipe 24 may be fastened to the second stage and the box 11 by screws or other fasteners, the first fan 21 draws the heat flow in the box 11 into the first connection pipe 23 and returns to the box 11 through the second opening 112, and the second fan 22 draws the heat flow in the box 11 into the second connection pipe 24 and returns to the box 11 through the fourth opening 114; in the embodiment, the first fan 21 and the second fan 22 are used for realizing the bidirectional circulating flow of heat flow in the box body 11, so that the heat flow can be fully contacted with food to be dried in the box body 11, and the drying efficiency is improved; in order to reduce the loss of heat in the tank 11 due to heat exchange with the outside, the outer side wall of the tank 11 and the outer side walls of the first connecting pipe 23 and the second connecting pipe 24 may be covered with insulation, such as asbestos insulation and fiberglass insulation.

as shown in fig. 1, 2 and 5, the placing assembly includes a first group of fixing rods, a second group of fixing rods corresponding to the first group of fixing rods and symmetrical to each other, and a plurality of first supporting nets 5, the first group of fixing rods is fixed in the accommodating cavity and close to one side wall of the box body 11, the second group of fixing rods is fixed in the accommodating cavity and close to the other side wall of the box body 11, a placing area for placing the first supporting nets 5 is formed between the first group of fixing rods and the second group of fixing rods, the first group of fixing rods includes a plurality of vertical first fixing rods 31 arranged at equal intervals, the second group of fixing rods includes a plurality of vertical second fixing rods 41 corresponding to the first fixing rods 31, a plurality of first supporting members 32 for supporting the first supporting nets 5 are sleeved on the first fixing rods 31, a plurality of second supporting members 42 corresponding to the first supporting members 32 and for supporting the first supporting nets 5 are sleeved on the second, one ends of the first fixing rod 31 and the second fixing rod 41 are fixedly connected with the inner bottom of the box body 11, and the other ends of the first fixing rod 31 and the second fixing rod 41 are fixedly connected with the inner side wall of the box cover 12; specifically, the first fixing rod 31 and the second fixing rod 41 in the embodiment are the same fixing rod, and the first supporting member 32 and the second supporting member 42 are the same supporting member; wherein, the first fixing rod 31 and the second fixing rod 41 can be stainless steel pipes; the first through holes 311 of the first fixing rod 31 are used for adjusting the position between the adjacent first supporting members 32, and the second through holes 411 of the second fixing rod 41 are also used for adjusting the position between the adjacent second supporting members 42, so that the distance between the first supporting nets 5 can be adjusted by adjusting the first supporting members 32 and the second supporting members 42, thereby being suitable for putting food of different sizes, facilitating the simultaneous drying of different food, and improving the processing efficiency.

as shown in fig. 1, 2 and 5, the first supporting member 32 includes a first sleeve 321 sleeved on the first fixing rod 31 and slidably engaged with the first fixing rod 31, a first supporting block 323 for supporting the first supporting net 5, and a first screw 322 fixedly embedded on the first supporting block 323, a first threaded hole for the first screw 322 to extend into is disposed on a side wall of the first sleeve 321, a plurality of first through holes 311 are disposed on the first fixing rod 31 and vertically and equidistantly distributed for the first screw 322 to extend into, the second supporting member 42 includes a second sleeve 421 sleeved on the second fixing rod 41 and slidably engaged with the second fixing rod 41, a second supporting block 423 and a second screw 422 fixedly embedded on the second supporting block 423, a second threaded hole for the second screw 422 to extend into is disposed on a side wall of the second sleeve 421 and communicated with the second sleeve 421, the second fixing rod 41 is provided with a plurality of second through holes 411 which are vertically distributed at equal intervals and into which the second screw 422 extends; specifically, if the first support member 32 needs to be adjusted, the first support block 323 can be rotated to screw the first screw 322 out of the first through hole 311, and then the first sleeve 321 is slid up and down to a corresponding position, and then the first support block 323 is rotated to screw the first screw 322 into the first through hole 311, so as to fix the first support member 32, similarly, the second support member 42 is fixed, in which the first support block 323 and the second support block 423 can be cast iron blocks, and are respectively fixedly connected with the first screw 322 and the second screw 422 by welding.

As shown in fig. 1, the heating assembly includes a second supporting net 62 fixed at the top inside the box body 11 and a heating plate 61 fixed on the second supporting net 62, the heating plate 61 is located between the box cover 12 and the second supporting net 62, and the heating plate 61, the first blower 21 and the second blower 22 are all electrically connected with the controller; particularly, the purpose of fixing the supporting net in the box body 11 is to conveniently place the heating plate 61, so that the heating plate 61 can be flexibly installed and disassembled, and is more convenient to maintain, the second supporting net 62 is arranged to not obstruct the heat of the heating plate 61, and the purpose of arranging the first supporting net 5 is to facilitate the air flow between the first supporting nets 5; the utility model provides a first supporting network 5 and second supporting network 62 all can be stainless steel otter board that punches a hole, and its support dynamics is big, non-deformable.

the utility model discloses a working process is: 1. opening the box door 13, adjusting the distance between the first supporting nets 5 to be used, and putting food to be dried; 2. starting the heating plate 61, the first fan 21 and the second fan 22, drying for a certain time, and performing drying operation by using the first fan 21 and the second fan 22 to realize bidirectional circulating heat flow in the box body 11; 3. after drying, the heating plate 61 is closed, the first fan 21 and the second fan 22 are kept opened, and the box door 13 is opened to realize quick air cooling for a period of time; 4. blanking and reloading; 5. and (5) repeatedly executing the step 1 to the step 4.

In summary, the utility model discloses a first fan 21 and the second fan 22 that set up realize the two-way circulation of hot air current in the box 11, it drives the hot gas flow in the box 11 internal circulation flow, make each position in the box 11 all can be heated evenly, make food can evenly be dried, realize closed stoving through the box 11 in addition, combine first fan 21 and second fan 22 to realize the internal circulation of thermal current, can more fully utilize the thermal current, reduce thermal loss, save energy consumption, reduce manufacturing cost; in addition, after drying is completed, the first fan 21 and the second fan 22 can be continuously started, so that circulating air cooling is realized, the cooling rate is increased, the processing time is saved, and the processing efficiency is improved.

Optionally, as shown in fig. 1, the first fan 21 and the second fan 22 are both high temperature fans; particularly, the air flows driven by the first fan 21 and the second fan 22 are air flows with higher temperature, so that a high-temperature fan is preferred, the service life of the fan can be prolonged, and the fan is more suitable for high-temperature environment operation.

Optionally, the drying oven further comprises a controller fixed on the top of the drying oven 1, and a plurality of temperature sensors (not shown) fixed in the accommodating cavity, the temperature sensors are electrically connected with the controller, the controller comprises a control box 63 fixed on the top of the oven cover 12, a PLC control motherboard (not shown) fixed in the control box 63, a display screen 631 embedded on the outer side of the control box 63, and a control panel 632 located on the outer side of the control box 63, the display screen 631, the control panel 632, the temperature sensors, the heating plate 61, the first fan 21 and the second fan 22 are electrically connected with the PLC control motherboard, the control panel 632 includes a temperature adjustment button for adjusting the heating temperature of the heating plate 61, a first start-stop button for starting and stopping the heating plate 61, a blower adjustment button for adjusting the first blower 21 and the second blower 22, a second start-stop button for starting the first blower 21 and the second blower 22, and a main switch button; specifically, the temperature sensor may be a platinum resistance temperature sensor, which may be directly pressed and fixed on the inner wall of the box body 11 through an iron sheet and a screw, and detects the temperature condition in the box body 11 through the temperature sensor, thereby facilitating temperature adjustment; the PLC control main board can be an STM32F105R8T6 chip, and is convenient to use and low in cost; display screen 631 can be used for showing the temperature value in the box 11, and it can be disconnected sign indicating number screen, has the heating circuit who is used for controlling heating plate 61 in the PLC control mainboard, thereby realizes power control through heating circuit and controls heating temperature, thereby has the control circuit who is used for controlling first fan 21 and second fan 22 simultaneously in the PLC control mainboard of the same reason, and it also controls the rotational speed of first fan 21 and second fan 22 through control power.

optionally, as shown in fig. 1 and 4, a plurality of first protrusions 115 corresponding to the first fixing rods 31 are disposed at a position close to a side wall of the box 11 at the bottom of the box 11, a first concave hole into which one end of the first fixing rod 31 extends is disposed in the first protrusion 115, a plurality of second protrusions 121 corresponding to the first protrusions 115 are disposed at a position close to the inner side wall of the box 12, a second concave hole into which the other end of the first fixing rod 31 extends is disposed on the second protrusions 121, a plurality of third protrusions 116 corresponding to the second fixing rods 41 are disposed at a position close to the other side wall of the box 11 at the bottom of the box 11, a third concave hole into which one end of the second fixing rod 41 extends is disposed in the third protrusions 116, a plurality of fourth protrusions 122 corresponding to the third protrusions 116 are disposed at the inner side wall of the box 12, a fourth concave hole into which the other end of the second fixing rod 41 extends is disposed in the third protrusions 116, and a plurality of avoiding holes (not shown in the figure) through which the first fixing rods 31; specifically, when the first fixing lever 31 and the second fixing lever 41 are mounted; opening the case cover 12, inserting one end of the first fixing rod 31 into the first protrusion 115, inserting one end of the second fixing rod 41 into the third protrusion 116, and then covering the case cover 12, so that the other end of the first fixing rod 31 is inserted into the second protrusion 121, and the other end of the second fixing rod 41 is inserted into the fourth protrusion 122, thereby fixedly mounting the first fixing rod 31 and the second fixing rod 41; the fixing mode is convenient to mount and dismount and easy to maintain.

Optionally, as shown in fig. 1 and fig. 3, a first annular flange 312 disposed around the first fixing rod 31 is disposed on the rod section of the first fixing rod 31 close to the box cover 12, a second annular flange 412 disposed around the second fixing rod 41 and corresponding to the first annular flange 312 is disposed on the second fixing rod 41, and both the top of the first annular flange and the top of the second annular flange 412 contact and abut against the bottom of the second supporting net 62; specifically, the first annular flange 312 and the second annular flange 412 can be fixedly connected with the first fixing rod 31 and the second fixing rod 41 respectively through welding, and the first annular flange 312 and the second annular flange 412 are used for supporting and installing the second supporting net 62; the whole installation process is as follows: opening the case cover 12, inserting one end of the first fixing lever 31 into the first protrusion 115 and inserting one end of the second fixing lever 41 into the third protrusion 116; placing a second supporting net 62 and a heating plate 61, and leading the power line of the heating plate 61 out of the box body 11; then, the case cover 12 is covered, and the other end of the first fixing rod 31 is inserted into the second protrusion 121, and the other end of the second fixing rod 41 is inserted into the fourth protrusion 122, so that the first fixing rod 31 and the second fixing rod 41 are fixedly installed.

optionally, as shown in fig. 2 and 5, a fifth protrusion 3211 integrally connected with the first sleeve 321 is disposed on one side of the first sleeve 321, a first threaded hole is disposed on the fifth protrusion 3211, a sixth protrusion 4211 integrally connected with the second sleeve 421 is disposed on one side of the second sleeve 421, and a second threaded hole is disposed on the fifth protrusion 3211; specifically, the fifth protrusion 3211 and the sixth protrusion 4211 are arranged to increase the fitting installation surfaces between the first sleeve 321 and the first screw 322 and between the second sleeve 421 and the second screw 422, respectively, so that the fitting between the first sleeve 321 and the first screw 322 and between the second sleeve 421 and the second screw 422 are more stable.

Optionally, as shown in fig. 1, the water collecting box 7 is further included, the water collecting box 7 is movably placed at the bottom inside the box body 11 and is located between the first fixing rod 31 and the second fixing rod 41; particularly, the water collecting box 7 can collect water generated in the drying process, and is convenient to clean.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. the utility model provides a food drying device which characterized in that:

The food drying device comprises a drying box (1), a placing assembly, a heating assembly, a first fan (21) and a second fan (22), wherein the placing assembly is fixed in the drying box (1) and used for placing food, the heating assembly is fixed in the drying box (1), the drying box (1) comprises a box body (11), a box cover (12) fixedly arranged at the top of the box body (11) and a box door (13) hinged with the box body (11), an accommodating cavity is formed in the box body (11), and the placing assembly and the heating assembly are both located in the accommodating cavity;

A first opening (111) communicated with the accommodating cavity is formed in the upper end of one side wall of the box body (11), a second opening (112) communicated with the accommodating cavity is formed in the lower end of one side wall of the box body (11), the first fan (21) is fixed on one side wall of the box body (11) on the first opening (111) and communicated with the first opening (111), a third opening (113) communicated with the accommodating cavity is formed in the upper end of the other side wall of the box body (11), a fourth opening (114) communicated with the accommodating cavity is formed in the lower end of the other side wall of the box body (11), the second fan (22) is fixed on the other side wall of the box body (11) on the third opening (113) and communicated with the third opening (113), the first fan (21) is communicated with the second opening (112) through a first connecting pipe (23), and the second fan (22) is communicated with the fourth opening (114) through a second connecting pipe (24), the air flow in the first connecting pipe (23) flows from the first opening (111) to the second opening (112), and the air flow in the second connecting pipe (24) flows from the third opening (113) to the fourth opening (114);

The placing component comprises a first group of fixing rods, a second group of fixing rods and a plurality of first supporting nets (5), the first group of fixing rods are fixed in the accommodating cavity and are close to one side wall of the box body (11), the second group of fixing rods are fixed in the accommodating cavity and are close to the other side wall of the box body (11), a placing area of the first supporting nets (5) is formed between the first group of fixing rods, the first group of fixing rods comprise a plurality of vertical first fixing rods (31) which are arranged at equal intervals, the second group of fixing rods comprise a plurality of vertical second fixing rods (41) corresponding to the first fixing rods (31), and a plurality of first supporting pieces (32) and a plurality of first supporting nets (5) are sleeved on the first fixing rods (31), A plurality of second supporting pieces (42) which correspond to the first supporting pieces (32) and are used for supporting the first supporting net (5) are sleeved on the second fixing rods (41), one ends of the first fixing rods (31) and the second fixing rods (41) are fixedly connected with the bottom in the box body (11), and the other ends of the first fixing rods (31) and the second fixing rods (41) are fixedly connected with the inner side wall of the box cover (12);

The first supporting piece (32) comprises a first sleeve (321) sleeved on the first fixing rod (31) and in sliding fit with the first fixing rod (31), a first supporting block (323) used for supporting the first supporting net (5) and a first screw rod (322) fixedly embedded on the first supporting block (323), a first threaded hole communicated with the first sleeve (321) and used for the first screw rod (322) to extend into is formed in one side wall of the first sleeve (321), a plurality of first through holes (311) which are vertically distributed at equal intervals and used for the first screw rod (322) to extend into are formed in the first fixing rod (31), the second supporting piece (42) comprises a second sleeve (421) sleeved on the second fixing rod (41) and in sliding fit with the second fixing rod (41), a second supporting block (423) and a second screw rod (422) fixedly embedded on the second supporting block (423), a second threaded hole which is communicated with the interior of the second sleeve (421) and into which the second screw rod (422) extends is formed in one side wall of the second sleeve (421), and a plurality of second through holes (411) which are vertically distributed at equal intervals and into which the second screw rod (422) extends are formed in the second fixing rod (41);

The heating assembly comprises a second supporting net (62) fixed at the top in the box body (11) and a heating plate (61) fixed on the second supporting net (62), and the heating plate (61) is positioned between the box cover (12) and the second supporting net (62).

2. The food drying apparatus of claim 1, wherein:

The first fan (21) and the second fan (22) are both high-temperature fans.

3. the food drying apparatus of claim 1, wherein:

Still including being fixed in the controller at stoving case (1) top and being fixed in a plurality of temperature sensor of holding intracavity, temperature sensor with the controller electricity is connected, the controller is including being fixed in control box (63) at case lid (12) top, being fixed in PLC control mainboard in control box (63), inlay and locate display screen (631) on control box (63) lateral surface and being located control panel (632) on control box (63) lateral surface, display screen (631), control panel (632), temperature sensor, hot plate (61), first fan (21) and second fan (22) all with PLC control mainboard electricity is connected, control panel (632) are including being used for adjusting hot plate (61) heating temperature's temperature regulation button, being used for opening and stop the first start-stop button, the start-stop button of hot plate (61), A fan adjusting button for adjusting the first fan (21) and the second fan (22), a second start-stop button for starting the first fan (21) and the second fan (22), and a main switch button.

4. The food drying apparatus of claim 1, wherein:

A plurality of first bulges (115) corresponding to the first fixing rods (31) are arranged at the bottom of the box body (11) close to one side wall position of the box body (11), a first concave hole for one end of each first fixing rod (31) to extend into is arranged in each first bulge (115), a plurality of second bulges (121) corresponding to the first bulges (115) are arranged on the inner side wall of the box cover (12), a second concave hole for the other end of each first fixing rod (31) to extend into is arranged on each second bulge (121), a plurality of third bulges (116) corresponding to the second fixing rods (41) are arranged at the bottom of the box body (11) close to the other side wall position of the box body (11), a third concave hole for one end of each second fixing rod (41) to extend into is arranged in each third bulge (116), a plurality of fourth bulges (122) corresponding to the third bulges (116) are arranged on the inner side wall of the box cover (12), the third protrusion (116) is provided with a fourth concave hole for the other end of the second fixing rod (41) to extend into, and the second supporting net (62) is provided with a plurality of avoidance holes for the first fixing rod (31) and the second fixing rod (41) to pass through.

5. the food drying apparatus of claim 1, wherein:

The first fixing rod (31) is provided with a first annular flange (312) which is arranged around the first fixing rod (31) on a rod section close to the box cover (12), the second fixing rod (41) is provided with a second annular flange (412) which is arranged around the second fixing rod (41) and corresponds to the first annular flange (312), and the top of the first annular flange and the top of the second annular flange (412) are contacted and pressed against the bottom of the second supporting net (62).

6. the food drying apparatus of claim 1, wherein:

The novel sleeve is characterized in that a fifth bulge (3211) integrally connected with the first sleeve (321) is arranged on one side face of the first sleeve (321), the first threaded hole is formed in the fifth bulge (3211), a sixth bulge (4211) integrally connected with the second sleeve (421) is arranged on one side face of the second sleeve (421), and the second threaded hole is formed in the fifth bulge (3211).

7. the food drying apparatus of claim 1, wherein:

The water collecting box (7) is movably arranged at the bottom in the box body (11) and is positioned between the first fixing rod (31) and the second fixing rod (41).