Fruit and vegetable lossless drying machine

By designing an air guide chamber and a flow guide fan, the problems of uneven drying and slow speed in fruit and vegetable dryers are solved, achieving uniform heating and rapid drying of fruits and vegetables.

CN224215708UActive Publication Date: 2026-05-08SHANXI HAOSEN MACHINERY EQUIPMENT MANUFACTURING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANXI HAOSEN MACHINERY EQUIPMENT MANUFACTURING CO LTD
Filing Date
2025-05-30
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Existing fruit and vegetable dryers suffer from uneven drying and difficulty in accelerating the drying rate during the heating process.

Method used

The design employs an air-guiding chamber and a flow-guiding fan. The air-guiding chamber sprays hot air from both sides of the drying chamber, and the flow-guiding fan accelerates the movement of the hot air, ensuring that fruits and vegetables are heated evenly and speeding up the drying process.

Benefits of technology

This improved the uniformity and speed of fruit and vegetable drying, thereby increasing the efficiency of fruit and vegetable drying.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a lossless drying machine for fruits and vegetables, and relates to the technical field of drying equipment. The fruit and vegetable lossless drying machine comprises a drying box body, an air guide bin is formed in the drying box body, an air outlet is formed in the drying box body and communicates with the air guide bin, a supporting box is installed at the bottom end of the drying box body, a driving motor is installed in the supporting box, and a motor driving shaft is installed at the top end of the driving motor; a box door is installed on one side of the drying box body, a handle is installed at one end of the box door, a cover plate is installed at the top end of the drying box body, an air connecting pipe is installed at the top end of the cover plate, an air inlet valve is installed at the top end of the air connecting pipe, and an air guide pipe is installed at one end of the air connecting pipe. The top end of the motor driving shaft is connected with a mounting bearing. Hot air can be uniformly input into the drying box to dry fruits and vegetables, so that the fruits and vegetables are dried more uniformly, and meanwhile, the drying speed of the fruits and vegetables can be increased.
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Description

Technical Field

[0001] This application relates to the field of drying equipment technology, and in particular to a fruit and vegetable non-destructive dryer. Background Technology

[0002] Fruits and vegetables generally refer to both fruits and vegetables. Usually, fruits and vegetables will have a lot of dew on them after being picked, and their appearance will be relatively moist. In order to preserve fruits and vegetables for a long time, it is necessary to remove the residual moisture. Dried fruits and vegetables are popular in the market because they retain the nutrients of fruits and vegetables and are easy to carry and preserve.

[0003] Existing fruit and vegetable dryers simply use internal resistance wires to heat the fruits and vegetables. During the heating process, the area closer to the resistance wires has a higher heating efficiency, while the area further away has a lower efficiency, resulting in uneven drying. Furthermore, it's difficult to accelerate the drying process, making it inconvenient for users. Utility Model Content

[0004] This application provides a non-destructive fruit and vegetable dryer to solve the problem that existing fruit and vegetable dryers simply install some resistance wires inside to heat the fruits and vegetables. During the heating process, the heating effect is high closer to the resistance wires and poor further away, resulting in uneven drying and making it difficult to speed up the drying process.

[0005] This application provides a fruit and vegetable non-destructive drying machine, including a drying box body. The drying box body has an air guide chamber inside and an air outlet inside, which is connected to the air guide chamber. A support box is installed at the bottom of the drying box body. A drive motor is installed inside the support box. A motor drive shaft is installed at the top of the drive motor. A guide fan is installed on the outer wall of the motor drive shaft.

[0006] Preferably, a door is installed on one side of the drying oven body, and a handle is installed at one end of the door.

[0007] Preferably, a cover plate is installed at the top of the main body of the drying oven, an air inlet pipe is installed at the top of the cover plate, and an air inlet valve is installed at the top of the air inlet pipe.

[0008] Preferably, one end of the air inlet pipe is equipped with an air guide pipe.

[0009] Preferably, a mounting bearing is connected to the top end of the motor drive shaft.

[0010] Preferably, a placement tray is installed inside the main body of the drying oven, and mounting blocks are connected to both ends of the placement tray.

[0011] Preferably, a through groove is provided at the middle of the placement tray.

[0012] Beneficial effects:

[0013] Considering that existing fruit and vegetable dryers simply install some resistance wires inside to heat the fruits and vegetables, the heating effect is high when the direction is close to the resistance wires and poor when it is far away, resulting in uneven drying. At the same time, it is not easy to speed up the drying process.

[0014] By connecting the air inlet pipe to the hot air pipe for drying, and opening the air inlet valve, hot air is guided into the air inlet pipe. The hot air then flows from inside the air inlet pipe into the air chamber and is ejected through the air outlet on one side of the air chamber. Since the air outlets are located on both sides of the inner wall of the drying chamber, hot air can be ejected from both sides to dry the fruits and vegetables on the trays, ensuring more even heat distribution. Simultaneously, by activating the drive motor inside the support box, the motor drive shaft rotates, which in turn drives the guide fan mounted on the outer wall of the motor drive shaft. The rotation of the guide fan blows the hot air downwards, accelerating the drying speed of the fruits and vegetables on the trays below the guide fan, thus increasing the drying rate.

[0015] The above description is merely an overview of the technical solutions of the embodiments of this application. In order to better understand the technical means of the embodiments of this application and to implement them in accordance with the contents of the specification, and to make the above and other objects, features and advantages of the embodiments of this application more obvious and understandable, specific implementation methods of this application are described below. Attached Figure Description

[0016] To more clearly illustrate the technical solutions of the embodiments of this application, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] Figure 1 This is a schematic diagram of the overall structure of a fruit and vegetable non-destructive drying machine according to the present invention.

[0018] Figure 2 This is a schematic diagram of the internal structure of the drying chamber of a fruit and vegetable non-destructive drying machine according to this utility model.

[0019] Figure 3 This is a schematic diagram of the air chamber structure of a fruit and vegetable non-destructive drying machine according to this utility model.

[0020] Figure 4 This is a schematic diagram of the airflow fan installation structure of a fruit and vegetable non-destructive dryer according to this utility model.

[0021] Explanation of reference numerals in the attached figures:

[0022] 1. Drying oven body; 2. Oven door; 3. Handle; 4. Cover plate; 5. Air inlet pipe; 6. Air inlet valve; 7. Air guide pipe; 8. Air guide chamber; 9. Air outlet; 10. Support box; 11. Drive motor; 12. Motor drive shaft; 13. Mounting bearing; 14. Guide fan; 15. Placement tray; 16. Mounting block; 17. Through slot. Detailed Implementation

[0023] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. Based on the embodiments of this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application pertains; the terminology used herein in the specification of the application is for the purpose of describing particular embodiments only and is not intended to limit the application; the terms “comprising” and “having”, and any variations thereof, in the specification, claims and drawings of this application are intended to cover non-exclusive inclusion.

[0025] The term "embodiment" as used herein means that a particular feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of this application. The appearance of the phrase "embodiment" in various places throughout the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0026] The directional terms appearing in the following description refer to the directions shown in the figures and are not intended to limit the specific structure of this application. For example, in the description of this application, terms such as "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," and "circumferential" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the figures. They are used only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0027] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, "connection" or "joining" in mechanical structures can refer to a physical connection, such as a fixed connection, for example, a connection fixed by fasteners, such as a connection fixed by screws, bolts, or other fasteners; a physical connection can also be a detachable connection, such as a snap-fit ​​or interlocking connection; a physical connection can also be an integral connection, such as a connection formed by welding, bonding, or integral molding. Those skilled in the art can understand the specific meaning of the above terms in this application based on the specific circumstances.

[0028] To enable those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

[0029] This utility model provides, for example Figure 1-4 The fruit and vegetable non-destructive drying machine shown includes a drying box body 1, an air guide chamber 8 is provided inside the drying box body 1, an air outlet 9 is provided inside the drying box body 1, the air outlet 9 is connected to the air guide chamber 8, a support box 10 is installed at the bottom of the drying box body 1, a drive motor 11 is installed inside the support box 10, a motor drive shaft 12 is installed at the top of the drive motor 11, and a guide fan 14 is installed on the outer wall of the motor drive shaft 12.

[0030] The user first opens the door 2 and places the fruits and vegetables to be dried on top of the tray 15. Then, by connecting the air inlet pipe 5 to the hot air pipe for drying, and opening the air inlet valve 6, hot air is guided into the air guide pipe 7. The hot air then flows from the inside of the air guide pipe 7 into the air chamber 8 and is ejected through the air outlet 9 on one side of the air chamber 8. Since the air outlet 9 is opened on both sides of the inner wall of the drying chamber body 1, hot air can be ejected from both sides to dry the fruits and vegetables on the tray 15, making the fruits and vegetables on the tray 15 receive the hot air more evenly. At the same time, by opening the drive motor 11 inside the support box 10, the motor drive shaft 12 rotates, which in turn drives the guide fan 14 installed on the outer wall of the motor drive shaft 12 to rotate simultaneously. The rotation of the guide fan 14 blows the hot air downwards, which speeds up the drying of the fruits and vegetables on the tray 15 at the bottom of the guide fan 14, thus increasing the drying speed.

[0031] A door 2 is installed on one side of the main body 1 of the drying oven, and a handle 3 is installed on one end of the door 2.

[0032] When fruits and vegetables need to be dried, the door 2 can be opened first, and the fruits and vegetables to be dried can be placed in the placement tray 15.

[0033] The top of the drying oven body 1 is equipped with a cover plate 4, the top of the cover plate 4 is equipped with an air inlet pipe 5, and the top of the air inlet pipe 5 is equipped with an air inlet valve 6.

[0034] In this process, by connecting the air inlet pipe 5 to the hot air pipe for drying, and by opening the air inlet valve 6, the hot air is guided into the air inlet pipe 7 through the air inlet valve 6.

[0035] An air guide tube 7 is installed at one end of the air inlet tube 5.

[0036] In this process, by connecting the air inlet pipe 5 to the hot air pipe for drying, and by opening the air inlet valve 6, the hot air is guided into the air inlet pipe 7 through the air inlet valve 6.

[0037] A mounting bearing 13 is connected to the top end of the motor drive shaft 12.

[0038] The top end of the motor drive shaft 12 is installed inside the drying chamber body 1 by installing bearing 13, and the motor drive shaft 12 is limited by installing bearing 13, which increases the rotational stability of the motor drive shaft 12.

[0039] The drying oven body 1 has a placement tray 15 installed inside, and the two ends of the placement tray 15 are connected to mounting blocks 16.

[0040] The placement tray 15 is fixedly installed inside the drying oven body 1 by the mounting blocks 16 at both ends of the placement tray 15.

[0041] A through groove 17 is provided in the middle of the placement plate 15.

[0042] The device includes three sets of placement trays 15, and each set of placement trays 15 has a through groove 17 in the middle. The inner diameter of the through groove 17 is larger than the outer diameter of the motor drive shaft 12, so it does not affect the rotation of the motor drive shaft 12.

[0043] Working principle: When using this fruit and vegetable damage-free dryer, the user first opens the door 2 and places the fruits and vegetables to be dried on the top of the placement tray 15. Then, by connecting the air inlet pipe 5 to the hot air pipe for drying, and opening the air inlet valve 6, hot air is guided into the air guide pipe 7 through the air inlet valve 6. Subsequently, the hot air flows from the inside of the air guide pipe 7 into the air chamber 8 and is sprayed out through the air outlet 9 on one side of the air chamber 8. Since the air outlet 9 is opened on both sides of the inner wall of the drying chamber body 1, hot air can be sprayed from both sides to dry the fruits and vegetables on the placement tray 15, making the fruits and vegetables on the placement tray 15 receive hot air more evenly.

[0044] When it is necessary to speed up the drying rate of fruits and vegetables, the drive motor 11 inside the support box 10 is opened, causing the motor drive shaft 12 to rotate, which in turn drives the guide fan 14 installed on the outer wall of the motor drive shaft 12 to rotate simultaneously. The rotation of the guide fan 14 blows hot air downwards, which speeds up the drying of fruits and vegetables on the tray 15 placed at the bottom of the guide fan 14, thus increasing the drying speed.

[0045] The above embodiments are only used to illustrate the technical solutions of this application, and are not intended to limit it. Although this application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of this application.

Claims

1. A fruit and vegetable non-destructive drying machine, comprising a drying chamber body (1), characterized in that: The drying oven body (1) has an air guide chamber (8) inside and an air outlet (9) inside. The air outlet (9) is connected to the air guide chamber (8). A support box (10) is installed at the bottom of the drying oven body (1). A drive motor (11) is installed inside the support box (10). A motor drive shaft (12) is installed at the top of the drive motor (11). A guide fan (14) is installed on the outer wall of the motor drive shaft (12).

2. The fruit and vegetable non-destructive drying machine according to claim 1, characterized in that: A door (2) is installed on one side of the main body (1) of the drying oven, and a handle (3) is installed on one end of the door (2).

3. The fruit and vegetable non-destructive drying machine according to claim 1, characterized in that: The top of the drying oven body (1) is fitted with a cover plate (4), and the top of the cover plate (4) is fitted with an air inlet pipe (5), and the top of the air inlet pipe (5) is fitted with an air inlet valve (6).

4. The fruit and vegetable non-destructive drying machine according to claim 3, characterized in that: An air guide tube (7) is installed at one end of the air inlet pipe (5).

5. A fruit and vegetable non-destructive drying machine according to claim 1, characterized in that: The top end of the motor drive shaft (12) is connected to a mounting bearing (13).

6. The fruit and vegetable non-destructive drying machine according to claim 1, characterized in that: The drying oven body (1) is equipped with a placement tray (15) inside, and the two ends of the placement tray (15) are connected to mounting blocks (16).

7. A fruit and vegetable non-destructive drying machine according to claim 6, characterized in that: A through groove (17) is provided at the middle of the placement tray (15).