CN211482738U

CN211482738U - Oven for dehydrated vegetables

Info

Publication number: CN211482738U
Application number: CN201922312481.0U
Authority: CN
Inventors: 王益林; 王爱凤; 王俊; 张伟; 陈美琴
Original assignee: Xinghua Dalin Foods Co ltd
Current assignee: Xinghua Dalin Foods Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-15
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses an oven for dehydrated vegetables, which comprises an oven, a drying dehydration device and a layered arrangement structure, wherein the oven comprises an outer heat-preservation shell, a leak hole support plate, an inner leak hole box and a front frame plate, the leak hole support plate is symmetrically arranged on the left and right sides of the top wall and the bottom wall of the outer heat-preservation shell, the upper and lower surfaces of the inner leak hole box are respectively and fixedly connected with the inner side end of the leak hole support plate, the inner leak hole box is positioned inside the outer heat-preservation shell, the front ends of the inner leak hole box and the outer heat-preservation shell are both of an open structure, the front frame plate is welded at the gap between the inner leak hole box and the front side of the outer heat-preservation shell in a matching way, the oven for dehydrated vegetables is simple in operation, convenient in moving, convenient for layered taking and placing, the maximization of the placing amount of dehydrated vegetables in a unit space is realized, the energy is saved, improves the dehydration efficiency and ensures the dehydration quality of the vegetables.

Description

Oven for dehydrated vegetables

Technical Field

The utility model relates to a vegetables processing equipment technical field specifically is an oven for dehydrated vegetable.

Background

Dehydrated vegetables also called rehydrated vegetables are prepared by processing fresh vegetables through washing, drying and the like and removing most of moisture in the vegetables, the original color and the original nutritional ingredients of the vegetables are basically kept unchanged, the dehydrated vegetables are easy to store and transport and can be effectively adjusted in light and prosperous seasons of vegetable production, the dehydrated vegetables can be recovered by being immersed in clear water when being eaten, the original color, the original nutrition and the original flavor of the vegetables are kept, a special oven is required for assistance in the dehydration operation process of the dehydrated vegetables, but the traditional oven for dehydrated vegetables has various problems, is complex to operate, cannot be moved or locked and fixed, is not convenient for layered taking and placing, cannot realize the maximum placing quantity of the dehydrated vegetables in unit space, wastes energy resources, cannot realize efficient hot air exchange dehydration, cannot guarantee that the vegetables can be dehydrated in all directions, the dehydration efficiency is low, and the dehydration quality of the vegetables is difficult to guarantee, so that the realization of the oven for dehydrated vegetables capable of solving the problems is imperative.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an oven for dehydrated vegetable, easy operation, the layering of being convenient for is got and is put, has practiced thrift the energy, realizes the hot-blast exchange dehydration of efficient, guarantees that vegetables can the omnidirectional carry out the heat exchange dehydration, has improved dehydration efficiency, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a drying oven for dehydrated vegetables comprises a drying oven, a drying dehydration device and a layered arrangement structure;

oven: the drying oven comprises an outer heat-preservation casing, a leak hole support plate, an inner leak hole box and a front frame plate, wherein the leak hole support plate is symmetrically arranged on the left side and the right side of the top wall and the bottom wall of the outer heat-preservation casing;

and (3) drying and dehydrating device: the drying and dehydrating device is arranged in a round opening at the bottom end of the heat-preservation outer shell and is positioned below the leak inner box;

layered placement structure: the layered placing structures are uniformly arranged inside the inner box of the leakage hole;

wherein: the vegetable dehydration box further comprises an exhaust pipe, a control switch group, a box door, a drain pipe, a pipe valve and a thermometer, wherein the exhaust pipe is uniformly distributed on the upper wall of the outer heat preservation box, the exhaust pipe is arranged at the exhaust hole position corresponding to the upper end of the outer heat preservation box, the control switch group is arranged on the left side of the outer heat preservation box, the box door is hinged to the left side of the front end of the outer heat preservation box through a hinge and is correspondingly matched with the front end opening of the outer heat preservation box, the drain pipes are symmetrically arranged at the drain holes at the bottom ends of the left side and the right side of the inner box with the drain holes and penetrate through the outer wall of the outer heat preservation box, the pipe valve is connected in series inside the corresponding drain pipe, the thermometer is symmetrically arranged on the left side wall and the right side wall of the outer heat preservation box, the inner side contacts of the thermometer extend into the outer heat preservation, the energy is saved, efficient hot air exchange dehydration is realized, the vegetables can be dehydrated in an all-around heat exchange manner, the dehydration efficiency is improved, and the dehydration quality of the vegetables is ensured.

Further, stoving dewatering device includes pipe, axial fan, small opening heat-conducting plate and serpentine heating pipe, the pipe cooperation is welded in the round mouth of outer shell bottom keeps warm, the bottom surface of pipe keeps flat with the bottom surface of the outer shell that keeps warm, axial fan installs in the inside of pipe, two small opening extension board inside wall fixed connection of both ends and bottom of small opening heat-conducting plate, the small opening heat-conducting plate is located the top of pipe, serpentine heating pipe sets up in the upper end of small opening heat-conducting plate, serpentine heating pipe is located the below of small opening inner box, the equal electric connection control switch group's of input of axial fan and serpentine heating pipe output, realize the hot-blast exchange dehydration of efficient.

Further, the layered placement structure comprises a slide rail, a slide block, a leak hole placement groove plate and a push-pull handle, the slide rail is symmetrically arranged on the left inner wall and the right inner wall of the leak hole inner box, the slide block is connected with the corresponding slide rail in a sliding mode, the bottom surface of the leak hole placement groove plate is fixedly connected with the upper surface of the slide block at the same height, the push-pull handle is installed in the middle of the front side of the leak hole placement groove plate, layered placement dehydration is facilitated, the maximization of a placement area is guaranteed, and energy is saved.

Further, still include heating plate, sealing washer and handle, the heating plate evenly sets up on the inner wall about the outer shell that keeps warm, and the sealing washer sets up in the rear side edge department of chamber door, and corresponds the setting with the front end wall of the outer shell that keeps warm, and the handle sets up in the front side of chamber door, and the output of input electric connection control switch group of heating plate provides the auxiliary heating and heaies up, guarantees the seal of junction, the switching chamber door of being convenient for.

Further, still include foundation, universal castor and push rod, the foundation symmetry sets up in the bottom surface four corners of heat preservation outer casing, and universal castor sets up in the foundation bottom that corresponds, and universal castor is the universal castor of taking the service brake, and the push rod sets up in the left side of heat preservation outer casing, and it is fixed with the locking to be convenient for remove.

Further, still include the filter screen, the filter screen passes through the bolt to be connected with the bottom that keeps warm outer shell, and corresponds the setting with the round mouth of keeping warm outer shell bottom, realizes ingesting the filtration before gaseous, guarantees the cleanliness factor of internal environment.

Compared with the prior art, the beneficial effects of the utility model are that: this oven for dehydrated vegetable has following benefit:

1. the person holds the push rod by hand, and under the action of the universal caster, the force is exerted to push the oven to move to a required area, and after the oven reaches a specified area, the foot brake on the locking universal caster wheel is fixed, the movement, the locking and the fixation are convenient, the cleaned and drained vegetables are uniformly and flatly paved on the drain hole placing groove plate, the uniformly distributed drain hole placing groove plate ensures that the vegetables can be placed and dehydrated in a large scale in a layered way, the maximum placing quantity of the dehydrated vegetables in unit space is ensured, the energy is saved, because the sliding blocks are connected with the corresponding sliding rails in a sliding way, a person holds the push-pull handle to exert force, the vegetable can be conveniently taken and put, after the dehydration is finished, open the chamber door, personnel carry the professional to prevent scalding gloves and hold the push-and-pull handle and put the slotted plate with the small opening and pull out, take out the dehydration vegetables that finish can, easy operation, the layering of being convenient for is got and is put, realizes the maximize of dehydrated vegetables volume of putting in the unit space, has practiced thrift the energy.

2. Through control switch group regulation and control, axial fan operation, with the outside with the gaseous injection of filter screen filterable, serpentine heating pipe heating on the small opening heat-conducting plate, serpentine heating pipe has increased area of contact thereby improve heat conduction efficiency, to the injection air heating, high temperature mobile gas and vegetables heat exchange, vegetables are heated the dehydration, even take the mist of vapor to discharge through the blast pipe after the exchange, thermometer real-time observation inside gas temperature information, when the long-time unsatisfied demand of temperature, the heating plate heating provides the auxiliary heating, accelerate the stoving dehydration process, thereby realize the high-temperature gas end and advance, gas behind the exchange heat is high-out, thereby the moisture on the more quick vegetables of taking away realizes the dehydration operation, and easy operation, realize high efficiency's the dehydration operation of being heated, the production quality of dehydrating has been guaranteed.

3. Under the supporting action of the inner box of the leak hole supporting plate, the leak hole supporting plate is ensured to be positioned in the center of the inner part of the heat-insulating outer shell, hot air can flow in all directions through the gap between the heat-insulating outer shell and the inner box of the leak hole and the leak hole of the leak hole supporting plate, the leak hole is placed in the inner box of the leak hole like the leak hole at the four sides of the groove plate, the vegetables above the vegetable can be subjected to all-around heat exchange dehydration, the dehydration efficiency is improved, and the dehydration quality of the vegetables is ensured.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the inside cross-sectional structure of the oven of the present invention;

FIG. 4 is a schematic view of the sectional plane structure inside the drying and dewatering device of the present invention;

fig. 5 is the schematic view of the internal sectional structure of the layered placement structure of the present invention.

In the figure: 1 oven, 101 heat preservation outer box casing, 102 small opening support plate, 103 small opening inner box, 104 front frame plate, 2 drying dehydration device, 21 round tube, 22 axial fan, 23 small opening heat conducting plate, 24 snake heating pipe, 3 layered placing structure, 31 sliding rail, 32 sliding block, 33 small opening placing groove plate, 34 push-pull handle, 4 exhaust pipe, 5 heating plate, 6 control switch group, 7 box door, 8 drain pipe, 9 pipe valve, 10 bottom column, 11 universal caster, 12 sealing ring, 13 handle, 14 push rod, 15 thermometer, 16 filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments 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.

Referring to fig. 1-5, the present invention provides a technical solution: a drying oven for dehydrated vegetables comprises a drying oven 1, a drying dehydration device 2 and a layered arrangement structure 3;

oven 1: the oven 1 comprises an outer heat-insulation casing 101, a leak hole support plate 102, an inner leak hole box 103 and a front frame plate 104, wherein the front frame plate 104 plays a role of front side supporting and sealing, the leak hole support plate 102 is symmetrically arranged on the left and right sides of the top wall and the bottom wall of the outer heat-insulation casing 101, the upper surface and the lower surface of the inner leak hole box 103 are respectively fixedly connected with the inner side end of the leak hole support plate 102, the inner leak hole box 103 is positioned inside the outer heat-insulation casing 101, the front ends of the inner leak hole box 103 and the outer heat-insulation casing 101 are both of an open structure, the front frame plate 104 is welded at the gap between the inner leak hole box 103 and the front side of the outer heat-insulation casing 101 in a matching way, the inner leak hole box 103 ensures that the leak hole support plate 102 is positioned at the center inside of the outer heat-insulation casing 101 under the supporting effect of the leak hole support plate 102, hot air can flow all-directionally through the gap between the outer heat-insulation, the dehydration efficiency is improved, and the dehydration quality of the vegetables is ensured;

and (3) drying and dehydrating device 2: the drying and dehydrating device 2 is arranged in a round opening at the bottom end of the heat-insulating outer casing 101 and is positioned below the inner box 103 of the leak hole, the drying and dehydrating device 2 comprises a round pipe 21, an axial flow fan 22, a leak hole heat-conducting plate 23 and a serpentine heating pipe 24, the round pipe 21 is welded in the round opening at the bottom end of the heat-insulating outer casing 101 in a matching way, the bottom surface of the round pipe 21 is flush with the bottom surface of the heat-insulating outer casing 101, the axial flow fan 22 is arranged in the round pipe 21, two ends of the leak hole heat-conducting plate 23 are fixedly connected with the inner side walls of the two leak hole support plates 102 at the bottom end, the leak hole heat-conducting plate 23 is positioned above the round pipe 21, the serpentine heating pipe 24 is arranged at the upper end of the leak hole heat-conducting plate 23, the serpentine heating pipe 24 is positioned below the inner box 103 of the leak hole, the axial flow fan 22, the injected air is heated, and the high-temperature flowing gas exchanges heat with the vegetables, so that the vegetables are heated and dehydrated;

layered placement structure 3: the layered placement structure 3 is uniformly arranged inside the inner box 103 with the leakage holes, the layered placement structure 3 comprises slide rails 31, slide blocks 32, a leakage hole placement groove plate 33 and push-pull handles 34, the slide rails 31 are symmetrically arranged on the left inner wall and the right inner wall of the inner box 103 with the leakage holes, the slide blocks 32 are slidably connected with the corresponding slide rails 31, the bottom surface of the leakage hole placement groove plate 33 is fixedly connected with the upper surfaces of the slide blocks 32 with the same height, the push-pull handles 34 are arranged in the middle of the front side of the leakage hole placement groove plate 33, the cleaned and drained vegetables are uniformly and flatly laid on the leakage hole placement groove plate 33, the uniformly distributed leakage hole placement groove plate 33 ensures that the vegetables can be placed and dehydrated in batches in a layered mode, the maximum placing amount of the dehydrated vegetables in a unit space is ensured, energy is saved, due to the fact that the slide blocks 32 are slidably connected with the corresponding slide rails 31, a person holds the push-pull handles 34 to exert force to facilitate taking and placing of, the vegetables above can be guaranteed to be dehydrated in a heat exchange mode in all directions, after the dehydration is finished, the box door 7 is opened, a person carries a professional anti-scalding glove to hold the push-pull handle 34 to pull out the leak hole placing groove plate 33, and the dehydrated vegetables are taken out;

wherein: the steam-water heater further comprises an exhaust pipe 4, a control switch group 6, a box door 7, a drain pipe 8, a pipe valve 9 and a thermometer 15, wherein the exhaust pipe 4 realizes output of mixed steam after heat exchange, the control switch group 6 regulates and controls normal operation of a heating sheet 5, an axial flow fan 22 and a snake-shaped heating pipe 24, the box door 7 realizes opening and closing of the heat-insulating outer box 101, steam condensate water generated by opening the pipe valve 9 at regular time is discharged through the drain pipe 8, the thermometer 15 measures the temperature of internal heating gas in real time, uniformly distributed exhaust ports are formed in the upper wall of the heat-insulating outer box 101, the exhaust pipe 4 is arranged at the exhaust port corresponding to the upper end of the heat-insulating outer box 101, the control switch group 6 is arranged on the left side of the heat-insulating outer box 101, the box door 7 is hinged to the left side of the front end of the heat-insulating outer box 101 through hinges and is, and all run through the outer wall of heat preservation outer casing 101, inside pipe valve 9 established ties in the drain pipe 8 that corresponds, thermometer 15 symmetry sets up in the lateral wall about heat preservation outer casing 101, and the inboard contact of thermometer 15 all extends to the inside of heat preservation outer casing 101, and external power source is connected to the input electricity of control switch group 6, and the equal electricity of input of axial fan 22 and snakelike heating pipe 24 connects the output of control switch group 6.

Wherein: still include heating plate 5, sealing washer 12 and handle 13, heating plate 5 provides further auxiliary heating, the leakproofness of junction is guaranteed to sealing washer 12, the personnel's switching chamber door 7 of being convenient for of handle 13, heating plate 5 evenly sets up on the inner wall about heat preservation outer casing 101, sealing washer 12 sets up in the rear side edge of chamber door 7, and correspond the setting with the front end wall of heat preservation outer casing 101, handle 13 sets up in the front side of chamber door 7, the output of control switch group 6 is connected to heating plate 5's input electricity.

Wherein: still include the foundation 10, universal caster 11 and push rod 14, foundation 10 provides universal caster 11's support and connects, personnel hold push rod 14, under universal caster 11's effect, it promotes oven 1 and removes to required region to exert oneself, reach the interior back of regulation region, the service brake on the locking universal caster 11 realizes fixedly, foundation 10 symmetry sets up in the bottom surface four corners of heat preservation outer casing 101, universal caster 11 sets up in the foundation 10 bottom that corresponds, universal caster 11 is the universal caster who takes the service brake, push rod 14 sets up in the left side of heat preservation outer casing 101.

Wherein: still include filter screen 16, filter screen 16 plays the filtration before gaseous ingestion, guarantees the cleanliness factor of internal environment, and filter screen 16 passes through the bolt to be connected with the bottom of heat preservation outer shell 101, and corresponds the setting with the round mouth of heat preservation outer shell 101 bottom.

When in use: the push rod 14 is held by a person, under the action of the universal caster 11, the person exerts force to push the oven 1 to move to a required area, after the vegetables reach a specified area, the foot brake on the universal caster 11 is locked to be fixed, the cleaned and drained vegetables are uniformly paved on the drain hole placing groove plate 33, the uniformly distributed drain hole placing groove plate 33 ensures that the vegetables can be placed and dehydrated in a large batch in a layered mode, the maximum placing amount of the dehydrated vegetables in a unit space is ensured, energy is saved, the sliding block 32 is connected with the corresponding sliding rail 31 in a sliding mode, the person holds the push-pull handle 34 to exert force, the vegetables are convenient to take and place, after the vegetables are placed, the handle 13 is held by the hand, under the sealing effect of the connection position ensured by the sealing ring 12, the box door 7 is tightly closed, the axial flow fan 22 is controlled by the control switch group 6 to operate, gas filtered by the filter screen 16 is injected from the, the snakelike heating pipe 24 increases the contact area to improve the heat conduction efficiency, the injected air is heated, the high-temperature flowing gas exchanges heat with the vegetable, the vegetable is heated and dehydrated, the mixed gas with the vapor is discharged through the exhaust pipe 4 after the exchange, the thermometer 15 observes the temperature information of the internal gas in real time, when the temperature does not meet the requirement for a long time, the heating sheet 5 is heated to provide auxiliary heating to accelerate the drying and dehydrating process, so that the high-temperature gas enters from the bottom, the gas after the heat exchange is higher, the moisture on the vegetable is taken away more quickly to realize the dehydrating operation, the inner box 103 of the leak hole ensures that the leak hole support plate 102 is positioned in the center of the inner part of the outer heat-insulating box 101 under the supporting action of the leak hole support plate 102, the hot gas can flow in all directions through the gap between the outer heat-insulating box 101 and the inner box 103 of the leak hole and the leak hole of the leak hole support, guarantee that the vegetables of top can the omnidirectional carry out the heat exchange dehydration, the efficiency of dehydration is improved, the dehydration quality of vegetables has been guaranteed, after the dehydration is accomplished, open chamber door 7, personnel carry the professional to prevent scalding gloves and hold push-and-pull handle 34 and put the frid 33 with the small opening and pull out, take out the vegetables that the dehydration finishes can, regularly open the vapor comdenstion water that the tuber valve 9 produced and pass through drain pipe 8 and discharge, inside the regular cleaning disinfection, satisfy the sanitary demand.

It should be noted that the control switch set 6 disclosed in this embodiment controls the heating plate 5, the axial flow fan 22 and the serpentine heating pipe 24 to work by the methods commonly used in the prior art, and the heating plate 5, the axial flow fan 22 and the serpentine heating pipe 24 are all the elements commonly used in the vegetable dehydration equipment in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oven is used to dehydrated vegetable which characterized in that: comprises a drying oven (1), a drying dehydration device (2) and a layered arrangement structure (3);

oven (1): the oven (1) comprises an outer heat-insulation casing (101), a leak hole support plate (102), an inner leak hole box (103) and a front frame plate (104), wherein the leak hole support plate (102) is symmetrically arranged on the left side and the right side of the top wall and the bottom wall of the outer heat-insulation casing (101), the upper surface and the lower surface of the inner leak hole box (103) are respectively and fixedly connected with the inner side end of the leak hole support plate (102), the inner leak hole box (103) is positioned in the outer heat-insulation casing (101), the front ends of the inner leak hole box (103) and the outer heat-insulation casing (101) are both of an open structure, and the front frame plate (104) is welded in a gap between the inner leak hole box (103) and the front side of the outer heat-insulation casing (;

drying and dehydrating device (2): the drying and dehydrating device (2) is arranged in a round opening at the bottom end of the heat-preservation outer case (101) and is positioned below the leak inner case (103);

layered placement structure (3): the layered placement structures (3) are uniformly arranged inside the inner box (103) of the leak hole;

wherein: the solar water heater further comprises an exhaust pipe (4), a control switch group (6), a box door (7), a drain pipe (8), a pipe valve (9) and a thermometer (15), wherein exhaust ports which are uniformly distributed are formed in the upper wall of the outer heat-preservation box (101), the exhaust pipe (4) is arranged at the exhaust port corresponding to the upper end of the outer heat-preservation box (101), the control switch group (6) is arranged on the left side of the outer heat-preservation box (101), the box door (7) is hinged to the left side of the front end of the outer heat-preservation box (101) through hinges and is correspondingly matched with the front end opening of the outer heat-preservation box (101), the drain pipe (8) is symmetrically arranged at the drain ports at the bottom ends of the left side and the right side of the inner leakage hole box (103) and penetrates through the outer wall of the outer heat-preservation box (101), the pipe valve (9) is connected in series inside the corresponding, the inner side contacts of the thermometer (15) extend into the heat-preservation outer box shell (101), and the input end of the control switch group (6) is electrically connected with an external power supply.

2. The oven for dehydrated vegetables according to claim 1, characterized in that: drying and dewatering device (2) includes pipe (21), axial fan (22), small opening heat-conducting plate (23) and snakelike heating pipe (24), pipe (21) cooperation is welded in the round mouth of heat preservation outer housing (101) bottom, the bottom surface of pipe (21) keeps level with the bottom surface of heat preservation outer housing (101), axial fan (22) are installed in the inside of pipe (21), the both ends of small opening heat-conducting plate (23) and two small opening extension board (102) inside wall fixed connection of bottom, small opening heat-conducting plate (23) are located the top of pipe (21), snakelike heating pipe (24) set up in the upper end of small opening heat-conducting plate (23), snakelike heating pipe (24) are located the below of small opening inner box (103), the equal electricity connection control switch group's of input of axial fan (22) and snakelike heating pipe (24) output.

3. The oven for dehydrated vegetables according to claim 1, characterized in that: the layered placement structure (3) comprises a sliding rail (31), a sliding block (32), a leak hole placement groove plate (33) and a push-pull handle (34), wherein the sliding rail (31) is symmetrically arranged on the left inner wall and the right inner wall of the leak hole inner box (103), the sliding block (32) is in sliding connection with the corresponding sliding rail (31), the bottom surface of the leak hole placement groove plate (33) is fixedly connected with the upper surface of the sliding block (32) which is relatively at the same height, and the push-pull handle (34) is installed in the middle of the front side of the leak hole placement groove plate (33).

4. The oven for dehydrated vegetables according to claim 1, characterized in that: still include heating plate (5), sealing washer (12) and handle (13), heating plate (5) evenly set up on the inner wall about heat preservation outer casing (101), and sealing washer (12) set up in the rear side edge department of chamber door (7), and correspond the setting with the front end wall of heat preservation outer casing (101), and handle (13) set up in the front side of chamber door (7), and the output of control switch group (6) is connected to the input electricity of heating plate (5).

5. The oven for dehydrated vegetables according to claim 1, characterized in that: still include foundation (10), universal caster (11) and push rod (14), foundation (10) symmetry sets up in the bottom surface four corners of heat preservation outer housing (101), and universal caster (11) set up in corresponding foundation (10) bottom, and universal caster (11) are the universal caster of taking the foot to stop, and push rod (14) set up in the left side of heat preservation outer housing (101).

6. The oven for dehydrated vegetables according to claim 1, characterized in that: still include filter screen (16), filter screen (16) are connected through the bottom of bolt and heat preservation outer shell (101), and correspond the setting with the round mouth of heat preservation outer shell (101) bottom.