A vegetable dehydrating and preserving packaging machine

CN122729652APending Publication Date: 2026-09-11ZHEJIANG INST OF COMM
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Patent Information

Application Number
CN202611086430.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-07-21
Publication Date
2026-09-11

AI Technical Summary

Technical Problem

[0005]本发明的目的在于提供一种蔬菜脱水保存包装机,通过脱水机构、水洗机构和烘干机构的结构配合,解决了现有技术中的蔬菜脱水设备通过水洗后,直接进入烘干设备内进行脱水处理,蔬菜表面还会存留一定的水分,容易导致蔬菜表面烘干过度的问题

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Abstract

This invention discloses a vegetable dehydration and preservation packaging machine, relating to the technical field of vegetable processing equipment. The invention includes a processing shell and a packaging unit. A washing mechanism is installed inside the processing shell. The washing mechanism includes a bottom frame at the top of the processing shell, a flipping frame inside the bottom frame, an ultrasonic cleaner installed inside the processing shell, and a nozzle at the top of the processing shell. Through the coordinated operation of the washing mechanism, dehydration mechanism, and drying mechanism, this invention accelerates the removal of surface water droplets by high-frequency vibration from a vibrating motor before the vegetables enter the drying process, effectively avoiding the uneven drying problem caused by excessive surface moisture in traditional processes. The oscillating component of the drying mechanism uses the kinetic energy of steam discharged from the exhaust pipe to drive the exhaust pipe to oscillate back and forth, expanding the hot air coverage area and achieving uniform drying of the vegetables. This effectively solves the defects of existing equipment where uneven drying and poor preservation quality are caused by residual moisture on the vegetable surface.
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Description

Technical Field

[0001] This invention belongs to the technical field of vegetable processing equipment, and in particular relates to a vegetable dehydration, preservation and packaging machine. Background Technology

[0002] Vegetable dehydration refers to the process of rapidly removing free water and some bound water from fresh vegetables using artificial methods. Common processes include hot air drying, freeze drying, and microwave drying. The core principle is to reduce water activity, inhibiting microbial growth and enzymatic reactions, thereby achieving long-term preservation at room temperature. Vegetables dehydrated using dehydration equipment experience a significant weight reduction (up to 1 / 10 to 1 / 20 of their fresh weight), facilitating transportation and storage while better preserving color, flavor, and nutrients.

[0003] Current vegetable dehydration processes mostly employ a continuous "washing-direct drying" process, but this has significant drawbacks. After washing, vegetables often have free water adhering to their surface. If they are stacked or squeezed during transport, hot air cannot penetrate the gaps between the layers when they enter the drying section, easily creating localized "ventilation dead zones." This directly leads to uneven heat distribution: the outer leaves at the stacked areas are subjected to continuous high temperatures and rapidly lose water and char; while the inner vegetables are trapped by moisture, resulting in excessive residual moisture. The final product has a large difference between dry and wet conditions, which is not conducive to preservation.

[0004] To address this issue, we provide a vegetable dehydration and preservation packaging machine. Summary of the Invention

[0005] The purpose of this invention is to provide a vegetable dehydration and preservation packaging machine. Through the structural coordination of the dehydration mechanism, the washing mechanism and the drying mechanism, the invention solves the problem in the prior art that after the vegetables are washed, they are directly put into the drying equipment for dehydration, and a certain amount of moisture remains on the surface of the vegetables, which can easily lead to over-drying of the vegetable surface.

[0006] To solve the above-mentioned technical problems, the present invention is achieved through the following technical solution.

[0007] This invention relates to a vegetable dehydration and preservation packaging machine, comprising a processing shell and a packaging unit. The processing shell houses a washing mechanism, which includes a bottom frame at the top of the processing shell, a flipping frame inside the bottom frame, an ultrasonic cleaner installed inside the processing shell, a nozzle at the top of the processing shell, and an adjustment component at the top of the processing shell. The washing mechanism washes the vegetables. The processing shell also houses a dehydration mechanism, which includes a partition installed inside the processing shell, a base installed on one side of the partition, a support pad installed on the top of the base, and a support component installed on... The support frame at the top of the support pad and the vibration motor installed at the bottom of the support frame accelerate the removal of water droplets from the surface of the vegetables through the dehydration mechanism; the bottom of the processing shell is equipped with a drying mechanism, which includes a conveying shell at the bottom of the processing shell, a conveying roller movably connected to the inside of the conveying shell, a conveying net sleeved on the surface of the conveying roller, a rotating tube movably connected to the inside of the conveying shell, an air outlet pipe connected to one side of the rotating tube, a blower set on one side of the conveying shell, a heating box connected to one side of the blower, and a swing assembly set on one side of the conveying shell. The drying mechanism uniformly dries the vegetables.

[0008] The present invention is further configured such that the adjusting assembly includes a rotating plate installed on the top of the bottom frame, a central shaft movably connected inside the rotating plate, a first gear installed on the surface of the central shaft, a first toothed plate meshing with the bottom of the first gear, a pulley installed on one side of the first toothed plate, a telescopic rod installed on the bottom of the first toothed plate, a spring sleeved on the surface of the telescopic rod, a baffle installed on the top of the processing shell, and a horizontal driving device and a vertical driving device installed on the top of the processing shell, wherein one side of the vertical driving device is fixedly connected to the flipping frame through a connecting plate.

[0009] The present invention is further configured such that both the horizontal driving device and the vertical driving device are composed of a lead screw, a slide block and a servo motor, a guide rail plate is slidably connected to the surface of the first toothed plate, and the baffle and the pulley are kept horizontally aligned.

[0010] The invention is further configured such that one side of the nozzle is connected to an external pressurized water pump via a pipe for spraying cleaning water to rinse the surface of vegetables.

[0011] The present invention is further configured such that a bracket is fixedly connected to the surface of the processing shell, a guide shell is installed on one side of the bracket, and a belt conveyor is provided on one side of the guide shell.

[0012] The present invention is further configured such that the drying mechanism includes a drive motor installed on one side of the conveyor shell, a heater and a temperature sensor installed inside the heating box, and the output end of the drive motor is fixedly connected to the conveyor roller.

[0013] The present invention is further configured such that a connecting pipe is connected to one side of the rotating tube, the other end of the connecting pipe is connected to the heating box, and the surface of the rotating tube is movably connected to the inner wall of the connecting pipe through a bearing.

[0014] The present invention is further configured such that the swing assembly includes an exhaust pipe connected to the rear side of the conveying shell, a rotating shaft movably connected to the inside of the exhaust pipe, turbine blades mounted on the surface of the rotating shaft, a rotating disk mounted on the other end of the rotating shaft, a connecting shaft mounted on one side of the rotating disk, a movable frame slidably connected to the surface of the connecting shaft, a second gear mounted on the surface of the rotating pipe, and a second toothed plate meshing on one side of the second gear.

[0015] The invention is further configured such that both sides of the movable frame are fixedly connected to the second toothed plate, and the turbine blades are disposed inside the exhaust pipe.

[0016] The present invention is further configured such that a guide seat is slidably connected to the surface of the second toothed plate, and one side of the guide seat is fixedly connected to the conveying shell.

[0017] The present invention has the following beneficial effects: Through the coordinated operation of the washing mechanism, the dehydration mechanism and the drying mechanism, the present invention accelerates the shedding of surface water droplets by high-frequency vibration of the vibrating motor before the vegetables enter the drying process, effectively avoiding the problem of uneven drying caused by excessive residual moisture on the surface in traditional processes; The swing component of the drying mechanism uses the kinetic energy of the steam discharged from the exhaust pipe to drive the exhaust pipe to swing back and forth, expanding the hot air coverage area and achieving uniform drying of vegetables, effectively solving the defects of existing equipment that cause uneven drying and affect the preservation quality due to residual moisture on the surface of vegetables.

[0018] Of course, any product implementing this invention does not necessarily need to achieve all of the advantages described above at the same time. Attached Figure Description

[0019] To more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings used in the description of the embodiments will be briefly introduced below.

[0020] Figure 1 This is a 3D view of a vegetable dehydration and preservation packaging machine.

[0021] Figure 2 This is a rear view of a vegetable dehydration and preservation packaging machine.

[0022] Figure 3 This is a cross-sectional view of the processing shell in a vegetable dehydration and preservation packaging machine.

[0023] Figure 4 This is a schematic diagram of the adjustment component in a vegetable dehydration and preservation packaging machine.

[0024] Figure 5This is a schematic diagram showing the connection between the bottom frame and the flipping frame in a vegetable dehydration and preservation packaging machine.

[0025] Figure 6 This is a schematic diagram of the dehydration mechanism in a vegetable dehydration and preservation packaging machine.

[0026] Figure 7 This is a schematic diagram of the flipping frame in a vegetable dehydration and preservation packaging machine.

[0027] Figure 8 This is a schematic diagram of the drying mechanism in a vegetable dehydration and preservation packaging machine.

[0028] Figure 9 A vegetable dehydration and preservation packaging machine Figure 8 Rear view.

[0029] Figure 10 This is a cross-sectional view of the conveyor shell in a vegetable dehydration and preservation packaging machine.

[0030] Figure 11 This is a schematic diagram of the oscillating component in a vegetable dehydration and preservation packaging machine.

[0031] Figure 12 This is a partial cross-sectional view of the exhaust pipe in a vegetable dehydration and preservation packaging machine.

[0032] In the attached diagram: 1. Processing shell; 2. Packaging unit; 3. Washing mechanism; 31. Base frame; 32. Tilting frame; 33. Ultrasonic cleaner; 34. Nozzle; 35. Adjustment component; 4. Dehydration mechanism; 41. Partition plate; 42. Base; 43. Support pad; 44. Support frame; 45. Vibration motor; 5. Drying mechanism; 51. Conveying shell; 52. Conveying roller; 53. Conveying net; 54. Rotating tube; 55. Air outlet tube; 56. Blower; 57. Heating box; 58. Swinging component; 351. Rotating plate; 352. Central shaft; 3 53. First gear; 354. First toothed plate; 355. Pulley; 356. Telescopic rod; 357. Spring; 358. Baffle; 359. Lateral drive device; 3510. Vertical drive device; 6. Guide rail plate; 7. Bracket; 8. Guide shell; 9. Belt conveyor; 59. Drive motor; 10. Connecting pipe; 581. Exhaust pipe; 582. Rotating shaft; 583. Turbine blade; 584. Rotary disk; 585. Connecting shaft; 586. Moving frame; 587. Second gear; 588. Second toothed plate; 11. Guide seat. Detailed Implementation

[0033] The technical solutions of the present invention will be described below with reference to the accompanying drawings. The described embodiments are only some embodiments of the present invention, and not all embodiments.

[0034] Example 1 Please see Figures 1-12 This invention relates to a vegetable dehydration and preservation packaging machine, comprising a processing shell 1 and a packaging unit 2. The processing shell 1 is equipped with a washing mechanism 3, which includes a bottom frame 31 at the top of the processing shell 1, a flipping frame 32 inside the bottom frame 31, an ultrasonic cleaner 33 installed inside the processing shell 1, a nozzle 34 at the top of the processing shell 1, and an adjustment component 35 at the top of the processing shell 1. The washing mechanism 3 washes the vegetables. The processing shell 1 is also equipped with a dehydration mechanism 4, which includes a partition 41 installed inside the processing shell 1, a base 42 installed on one side of the partition 41, a support pad 43 installed on the top of the base 42, and a support pad 43 installed on the support pad 43. The top support frame 44 and the vibration motor 45 installed at the bottom of the support frame 44 accelerate the removal of water droplets from the surface of the vegetables through the dehydration mechanism 4; the bottom of the processing shell 1 is provided with a drying mechanism 5, which includes a conveying shell 51 located at the bottom of the processing shell 1, a conveying roller 52 movably connected to the inside of the conveying shell 51, a conveying net 53 sleeved on the surface of the conveying roller 52, a rotating tube 54 movably connected to the inside of the conveying shell 51, an air outlet 55 connected to one side of the rotating tube 54, a blower 56 located on one side of the conveying shell 51, a heating box 57 connected to one side of the blower 56, and a swinging component 58 located on one side of the conveying shell 51. The drying mechanism 5 dries the vegetables evenly.

[0035] Specifically: Packaging unit 2 is located at the end of processing shell 1 and is used to package vegetables that have completed dehydration and drying. Bottom frame 31 is located at the top of processing shell 1 and serves as a container for washing and dehydrating vegetables. It has internal sieve holes to facilitate water entry and exit. The vegetables to be processed are placed into the tilting frame 32 inside bottom frame 31, and then sink into the washing water or rise to filter water along with bottom frame 31. Tilting frame 32 is located inside bottom frame 31 and can tilt relative to bottom frame 31, used to unload vegetables to the next workstation after dehydration. When bottom frame 31 moves to the unloading position, adjusting component 35 drives tilting frame 32 to rotate, causing the vegetables inside to slide out along guide shell 8. Ultrasonic cleaner 33 is installed in the washing area inside processing shell 1 to generate high-frequency ultrasonic vibrations in the washing water, causing mud and impurities on the surface and in crevices of the vegetables to be quickly removed under cavitation effect. Ultrasonic cleaner 33 is activated after bottom frame 31 sinks into the washing water. The vegetables are thoroughly cleaned without any blind spots while soaking. The nozzle 34 is located on the top of the processing shell 1 and faces the bottom frame 31. It is connected to an external pressurized water pump through a pipe. After ultrasonic cleaning, pressurized water is sprayed onto the surface of the vegetables to wash away residual dirt and suspended impurities in the washing water. When the bottom frame 31 rises and resets, the external pressurized water pump is activated, so that the nozzle 34 performs a high-pressure wash on the vegetables in the flipping frame 32 from top to bottom to further purify the vegetables. The adjustment component 35 is located on the top of the processing shell 1 and is connected to the bottom frame 31 and the flipping frame 32. It is used to control the lifting and lowering of the bottom frame 31, the horizontal movement of the bottom frame 31, and the flipping action of the flipping frame 32, so as to realize the automatic conversion of the washing, dehydration and unloading stations. The bottom frame 31 is moved horizontally and vertically by the horizontal drive device 359 and the vertical drive device 3510, respectively. At the same time, the flipping frame 32 is automatically flipped at a specific position by the cooperation of the first gear, the first toothed plate 354 and the baffle 358.

[0036] Example 2 Please see Figures 1-12Based on Embodiment 1, the adjustment assembly 35 includes a rotating plate 351 mounted on the top of the base frame 31, a central shaft 352 movably connected inside the rotating plate 351, a first gear 353 mounted on the surface of the central shaft 352, a first toothed plate 354 meshing with the bottom of the first gear 353, a pulley 355 mounted on one side of the first toothed plate 354, a telescopic rod 356 mounted on the bottom of the first toothed plate 354, a spring 357 sleeved on the surface of the telescopic rod 356, a baffle 358 mounted on the top of the processing housing 1, a transverse drive device 359 mounted on the top of the processing housing 1, and a vertical drive device 359. The vertical drive device 3510 is fixedly connected to the flip frame 32 on one side via a connecting plate. The horizontal drive device 359 and the vertical drive device 3510 are both composed of a lead screw, a slide block and a servo motor. The guide rail plate 6 is slidably connected to the surface of the first toothed plate 354. The baffle 358 and the pulley 355 are kept horizontally aligned. One side of the nozzle 34 is connected to an external pressurized water pump through a pipe for spraying cleaning water to rinse the surface of the vegetables. The processing shell 1 is fixedly connected to a bracket 7. A guide shell 8 is installed on one side of the bracket 7. A belt conveyor 9 is set on one side of the guide shell 8.

[0037] Specifically: A partition 41 is installed inside the processing shell 1, dividing it into a washing area and a dehydration area. This prevents washing water from entering the dehydration area and serves as a support for the dehydration mechanism 4. A base 42 is installed on one side of the partition 41, acting as a base for vibration transmission. It stably transmits the excitation force of the vibration motor 45 to the upper support structure. A support pad 43, made of elastic material, is installed on top of the base 42 to buffer vibration and absorb harmful resonance in high-frequency oscillations, while ensuring a flexible connection between the support frame 44 and the base 42. The vibration motor 45 is installed at the bottom of the support frame 44 to generate high-frequency mechanical vibration, which is transmitted to the bottom frame 31 via the support frame 44. This causes free water droplets on the surface of the vegetables to quickly detach under vibration. After dehydration, the vegetables pass through… The guide shell 8 and belt conveyor 9 are fed into the conveyor net 53 inside the conveyor shell 51. The conveyor roller 52 is movably connected inside the conveyor shell 51 to support and drive the conveyor net 53 to rotate cyclically. The conveyor net 53 is sleeved on the surface of the conveyor roller 52 and is made of heat-resistant mesh material. It is used to carry vegetables and allow hot air to pass through the mesh to achieve simultaneous drying of the bottom and top of the vegetables. The rotating tube 54 is movably connected to the connecting tube 10 through the bearing. After the hot air enters the rotating tube 54 from the connecting tube 10, it is distributed to each air outlet 55. The air outlet 55 is connected to one side of the rotating tube 54 and extends into and above the conveyor net 53 to guide the hot air to the surface of the vegetables. Driven by the rotating tube 54, the air outlet 55 swings back and forth so that the hot air covers all vegetable areas on the conveyor net 53.

[0038] Example 3 Please see Figures 1-12Based on Embodiments 1 and 2, the drying mechanism 5 further includes a drive motor 59 installed on one side of the conveyor shell 51, a heater and a temperature sensor installed inside the heating chamber 57, the output end of the drive motor 59 being fixedly connected to the conveyor roller 52, a connecting pipe 10 connected to one side of the rotating tube 54, the other end of the connecting pipe 10 being connected to the heating chamber 57, the surface of the rotating tube 54 being movably connected to the inner wall of the connecting pipe 10 via a bearing, and the swing assembly 58 including an exhaust pipe 581 connected to the rear side of the conveyor shell 51, a rotating shaft 582 movably connected inside the exhaust pipe 581, and a rotating shaft 582 mounted on the rotating shaft. The turbine blades 583 on the surface of the rotating shaft 582, the rotating disk 584 installed at the other end of the rotating shaft 582, the connecting shaft 585 installed on one side of the rotating disk 584, the movable frame 586 slidably connected to the surface of the connecting shaft 585, the second gear 587 installed on the surface of the rotating tube 54, the second toothed plate 588 meshing with one side of the second gear 587, both sides of the movable frame 586 are fixedly connected to the second toothed plate 588, the turbine blades 583 are set inside the exhaust pipe 581, the guide seat 11 is slidably connected to the surface of the second toothed plate 588, and one side of the guide seat 11 is fixedly connected to the conveying shell 51.

[0039] Specifically: The blower 56 is located on one side of the conveyor housing 51 to force air to be drawn in and form a stable hot air flow. The heating box 57 is connected to one side of the blower 56 and is equipped with a heater and a temperature sensor inside. It is used to heat the room temperature air to the set drying temperature. The air is heated by the heater after entering the heating box 57. The temperature sensor monitors and provides feedback in real time to adjust the heating power to ensure that the hot air temperature is constant. The swing component 58 is located on one side of the conveyor housing 51 and connected to the rotating tube 54. It is used to drive the rotating tube 54 to rotate back and forth using the kinetic energy of the steam discharged from the exhaust pipe 581, so that the exhaust pipe 55 swings to expand the drying range. The wet and hot steam generated during drying drives the turbine blades 583 to rotate when it is discharged through the exhaust pipe 581. Then, the rotational motion is converted into the reciprocating linear motion of the second toothed plate 588 through the rotating disk 584, the connecting shaft 585 and the moving frame 586. The second gear 587 drives the rotating tube 54 to swing back and forth. Dynamic drying can be achieved without an additional power source.

[0040] The working principle of this invention is as follows: the worker first puts the vegetables to be processed into the flipping frame 32, such as... Figure 1 As shown, the vertical drive device 3510 is then activated by the external controller to drive the bottom frame 31 and the flip frame 32 into the cleaning water inside the processing shell 1. Then, the ultrasonic cleaner 33 is activated simultaneously to perform ultrasonic cleaning on the vegetables. After the cleaning is completed, the vertical drive device 3510 is controlled to drive the bottom frame 31 and the flip frame 32 to return to their original position. Then, the external pressurized water pump is activated to spray water through the nozzle 34 to rinse the vegetables.

[0041] Then, the horizontal drive device 359 is activated, which moves the bottom frame 31 and the flipping frame 32 to the other side of the partition 41, aligning them with the top of the support frame 44. Then, the vertical drive device 3510 is activated again, which moves the bottom frame 31 downward to contact the support frame 44. Water droplets on the surface of the vegetables are discharged through the sieve holes opened inside the bottom frame 31 and the flipping frame 32. Then, the vibration motor 45 is activated simultaneously. The vibration motor 45, together with the bracket 7, transmits the vibration to the bottom frame 31. Through high-frequency vibration, it helps to drain the water from the surface of the vegetables and improves the dehydration effect.

[0042] After dehydration, the vertical drive device 3510 is controlled to reset the bottom frame 31 and the flipping frame 32. Then, the horizontal drive device 359 is started again to move the bottom frame 31 to the left. As the bottom frame 31 moves, the first toothed plate 354 and the pulley 355 move. When the pulley 355 contacts the baffle 358, the position of the baffle 358 remains unchanged. The baffle 358 pushes the pulley 355 and the first toothed plate 354 to move. The first toothed plate 354, in conjunction with the first gear 353, drives the central shaft 352 to rotate. The central shaft 352 drives the flipping frame 32 to rotate, discharging the vegetables in the flipping frame 32 into the guide shell 8. At the same time, the belt conveyor 9 is started to transport the vegetables to the surface of the conveyor net 53.

[0043] Then, the drive motor 59, heater, and blower 56 are started. The drive motor 59, together with the conveyor roller 52, drives the conveyor net 53 to rotate, conveying the vegetables. The blower 56 discharges the hot air inside the heating box 57, which is discharged into the rotating tube 54 through the connecting pipe 10 and discharged through the air outlet pipe 55. The air outlet pipes 55 are respectively set inside and on top of the conveyor net 53, which can simultaneously dry the top and bottom of the vegetables. The steam generated by drying the vegetables is discharged upward and discharged through the exhaust pipe 581. When the steam enters the exhaust pipe 581, it can simultaneously drive the turbine blades 583, the rotating shaft 582, and the rotating disk 584 to rotate. The rotating disk 584, together with the connecting shaft 585, drives the moving frame 586 to move. The moving frame 586, together with the second toothed plate 588, drives the second gear 587 to rotate. The second gear 587 drives the rotating tube 54 and the air outlet pipe 55 to swing back and forth, increasing the blowing range of the hot air and improving the drying effect of the vegetables. After drying, the vegetables are packaged by the packaging device 2 to improve the preservation effect of the vegetables.

[0044] The foregoing has only described certain exemplary embodiments of the present invention by way of illustration. Undoubtedly, those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the foregoing drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A vegetable dehydration and preservation packaging machine, comprising a processing shell (1) and a packaging unit (2), characterized in that: The processing shell (1) is equipped with a washing mechanism (3) and a dehydration mechanism (4). The dehydration mechanism (4) includes a partition (41) installed inside the processing shell (1), a base (42) installed on one side of the partition (41), a support pad (43) installed on the top of the base (42), a support frame (44) installed on the top of the support pad (43), and a vibration motor (45) installed at the bottom of the support frame (44). The dehydration mechanism (4) accelerates the removal of water droplets from the surface of the vegetables. The bottom of the processing shell (1) is provided with a drying mechanism (5). The drying mechanism (5) includes a conveying shell (51) located at the bottom of the processing shell (1), a conveying roller (52) movably connected to the inside of the conveying shell (51), a conveying net (53) sleeved on the surface of the conveying roller (52), a rotating tube (54) movably connected to the inside of the conveying shell (51), an air outlet pipe (55) connected to one side of the rotating tube (54), a blower (56) located on one side of the conveying shell (51), a heating box (57) connected to one side of the blower (56), and a swing assembly (58) located on one side of the conveying shell (51). The drying mechanism (5) dries the vegetables evenly. The swing assembly (58) includes an exhaust pipe (581) connected to the rear side of the conveying housing (51), a rotating shaft (582) movably connected inside the exhaust pipe (581), a turbine blade (583) mounted on the surface of the rotating shaft (582), a rotating disk (584) mounted on the other end of the rotating shaft (582), a connecting shaft (585) mounted on one side of the rotating disk (584), a movable frame (586) slidably connected to the surface of the connecting shaft (585), a second gear (587) mounted on the surface of the rotating pipe (54), and a second toothed plate (588) meshing with one side of the second gear (587).

2. The vegetable dehydration, preservation, and packaging machine according to claim 1, characterized in that: The adjustment assembly (35) includes a rotating plate (351) installed on the top of the bottom frame (31), a central shaft (352) movably connected inside the rotating plate (351), a first gear (353) installed on the surface of the central shaft (352), a first toothed plate (354) meshing with the bottom of the first gear (353), a pulley (355) installed on one side of the first toothed plate (354), a telescopic rod (356) installed on the bottom of the first toothed plate (354), a spring (357) sleeved on the surface of the telescopic rod (356), a baffle (358) installed on the top of the processing shell (1), a horizontal drive device (359) and a vertical drive device (3510) installed on the top of the processing shell (1), and one side of the vertical drive device (3510) is fixedly connected to the flip frame (32) through a connecting plate.

3. The vegetable dehydration and preservation packaging machine according to claim 2, characterized in that: Both the horizontal drive device (359) and the vertical drive device (3510) are composed of a lead screw, a slide block and a servo motor. The first toothed plate (354) is slidably connected to a guide rail plate (6). The baffle (358) and the pulley (355) are kept horizontally aligned.

4. A vegetable dehydration and preservation packaging machine according to claim 1, characterized in that: The nozzle (34) is connected to an external pressurized water pump via a pipe on one side, and is used to spray cleaning water to rinse the surface of vegetables.

5. A vegetable dehydration and preservation packaging machine according to claim 1, characterized in that: A bracket (7) is fixedly connected to the surface of the processing shell (1), a guide shell (8) is installed on one side of the bracket (7), and a belt conveyor (9) is provided on one side of the guide shell (8).

6. A vegetable dehydration and preservation packaging machine according to claim 1, characterized in that: The drying mechanism (5) also includes a drive motor (59) installed on one side of the conveyor shell (51), a heater and a temperature sensor installed inside the heating box (57), and the output end of the drive motor (59) is fixedly connected to the conveyor roller (52).

7. A vegetable dehydration and preservation packaging machine according to claim 1, characterized in that: The rotating tube (54) is connected to a connecting tube (10) on one side, and the other end of the connecting tube (10) is connected to the heating box (57). The surface of the rotating tube (54) is movably connected to the inner wall of the connecting tube (10) through a bearing.

8. A vegetable dehydration and preservation packaging machine according to claim 1, characterized in that: The washing mechanism (3) includes a bottom frame (31) set on the top of the processing shell (1), a flip frame (32) set inside the bottom frame (31), an ultrasonic cleaner (33) installed inside the processing shell (1), a nozzle (34) set on the top of the processing shell (1), and an adjustment component (35) set on the top of the processing shell (1). The vegetables are washed by the washing mechanism (3).

9. A vegetable dehydration and preservation packaging machine according to claim 1, characterized in that: Both sides of the movable frame (586) are fixedly connected to the second toothed plate (588), and the turbine blade (583) is disposed inside the exhaust pipe (581).

10. A vegetable dehydration and preservation packaging machine according to claim 1, characterized in that: The second toothed plate (588) has a guide seat (11) slidably connected to its surface, and one side of the guide seat (11) is fixedly connected to the conveying shell (51).