66 results about "Drying" patented technology

The invention belongs to the field of food drying processing, and particularly relates to a high-quality food drying device and method based on low temperature and negative pressure, a high-temperature heat pump system is used for providing heat in the drying process, supplementing heat taken away by water loss and maintaining the temperature of goods in a proper range. And the water catching system is used for condensing and intensively discharging water vapor generated by drying. And the negative pressure drying system is used for placing dried goods and providing a negative pressure environment to accelerate the drying speed. The pressure in the drying box is reduced to below the saturated vapor pressure corresponding to the moisture contained in the goods through the vacuum pump, heat is generated through the high-temperature heat pump system and conveyed to the flat plate radiation heat exchangers of the negative-pressure drying system to maintain the goods at the set temperature, and finally low-temperature rapid cooling of the goods is achieved. The low pressure is utilized to reduce the gasification temperature of water contained in food, and low-temperature heating is matched to quickly dry the food at low temperature, so that low-loss food nutrition drying is realized.

The application discloses a kind of baking food blast drying oven, it is related to food drying technical field, including drying oven shell, the tank of being installed in the inside of drying oven shell, be set in the left and right sides of tank and be fixed in the bottom tank of tank lower end, the inside of drying oven shell is at least installed with two around wind channel structure from top to bottom, the top of tank is installed with and the air inlet of around wind channel structure is connected electric heating air blowing component, the left and right sides of tank bottom are respectively provided with the disc type shelf that can rotate around its own axis, the inside of bottom tank is installed with and the magnetic key shaft connection component of selectively power connection of disc type shelf is carried out.The application makes baked goods rotate around the axis of disc type shelf, and follow dynamic air duct structure rotation air supply, while variable speed adjusting assembly provides power for side inner air blowing component, forms inner circulation air area at tank inner wall, realizes the position dynamic change of baked goods in drying process and the optimization of air flow field.

This invention discloses a Geothermal Dehydrator for Geothermal Energy-Based Food Drying that utilizes geothermal waste steam as a heat source through an indirect heating system for the dehydration process of food materials. This device consists of a drying chamber in the form of a closed cabinet made of aluminum which is equipped with a supporting frame, a tiered drying rack made of stainless steel, a cabinet door coated with aluminum, rockwool, and stainless steel, a stainless steel heating pipe placed at the bottom and top of the drying chamber, a hot steam outlet, a temperature indicator, a condensate drain, a hot steam trap, a hot steam inlet valve, and a hot steam outlet valve. The geothermal waste steam is channeled through the heating pipe so that heat is transferred indirectly to the air in the drying chamber without direct contact with the food material.The moisture from the drying process is removed through a hot steam outlet, while the condensate formed in the piping system is channeled through a condensate drain and automatically disposed of using a hot steam trap so that heat transfer efficiency is maintained. This invention produces a drying process that is faster, more stable, hygienic, and independent of weather conditions compared to conventional drying methods, and supports the direct use of geothermal energy as an energy-saving, efficient, and environmentally friendly food drying technology.

The utility model provides a drying device for food processing, which is characterized in that a roller assembly is connected with a gear driving assembly, a heating assembly and a supporting assembly, a discharge hopper is connected with hopper fixing profile steel of the supporting assembly, the roller assembly is connected with the supporting assembly through a roller assembly, and a fixing plate on a rack in the supporting assembly is fixed with an integral steel frame. A bottom fixing plate of the rack is connected with moving wheels through a moving wheel mounting frame, a top fixing plate of the rack is fixed to hopper fixing profile steel and is symmetrically arranged with respect to the central axis of the top fixing plate, the discharging hopper is arranged at the lower end of an outlet of an inclined roller in the roller assembly, and the heating assembly, the gear driving assembly and the roller assembly are fixed to the top fixing plate. The heating assembly is located below a cylindrical roller in the roller assembly, and the gear driving assembly is meshed with the roller assembly through an outer gear ring. According to the drying device for food processing, the control precision of food processing is improved, the food drying process is optimized, and the food production efficiency is improved.

The application discloses a multi-crop grain drying device and a control method, and belongs to the field of grain drying machines. The device comprises a roller, a heating plate and a fan one. The device is provided with a roller cabin, a warm air cabin and a fan cabin. The warm air cabin is in communication with the fan cabin and the roller cabin. The warm air cabin is fixedly provided with the heating plate. The fan cabin is fixedly provided with the fan one. A filter plate is arranged between the warm air cabin and the roller cabin. The filter plate is uniformly provided with through holes one. A movable partition plate is arranged between the warm air cabin and the fan cabin. Compared with the prior art, the drying device has the advantages of compact structure, small size, household electric drive remote control and multi-crop grain drying. The device can absorb normal temperature air, reduce the dependence on environmental condition changes, and has universality. The device can adjust the warm air direction, and the fan can drive rotation to distribute air flow in the cabin.

The utility model relates to the technical field of food processing, and discloses a food drying main device which comprises a main body shell, a drying rotating wheel and an expansion component, and the expansion component is arranged at the top of the main body shell; positioning transverse rods are arranged on the two sides of an inner cavity of the main body shell correspondingly, a common drying rotating wheel is arranged on the opposite sides of the two positioning transverse rods, and the front side and the rear side of the drying rotating wheel are each provided with a circle of fixing nails; and the expansion component comprises an expansion top plate which is arranged at the top of the main body shell. According to the food drying main device, through the design of a positioning groove shell and a collecting bottom plate, the movement track of a drying rotating wheel is effectively limited, food residues falling in the drying process are collected, neatness and efficient operation of the device are kept, and through combination of a reinforcing rod and a positioning rotating shaft, the structural strength of the drying rotating wheel is enhanced; and the stability during high-speed rotation is ensured.

The utility model relates to the technical field of dryers, in particular to a six-door edible mushroom direct-heating dryer, which comprises a casing, a first cabinet cavity and a second cabinet cavity, the three groups of cabinet doors are transversely arranged on the side surface of the casing, the first cabinet cavity and the second cabinet cavity are separated by an inner partition plate parallel to the surfaces of the cabinet doors, and the first cabinet cavity is connected with the cabinet doors. The housing is used as an edible mushroom accommodating space; the drying nets are net-shaped partition plates, and the drying nets are arranged on the side, close to the door body, in the shell in parallel and used for containing edible mushrooms; the direct heating unit is arranged in the second cabinet body cavity far away from the cabinet door and used for heating the environment in the first cabinet body cavity; and the circulating unit is arranged on the side surface of the shell in the cavity of the second cabinet body and comprises a plurality of circulating fans. The food drying area of the edible mushrooms is isolated from the equipment area of the air source heat pump, food pollution caused by circulating air supply is avoided, and meanwhile the heating efficiency of the air source heat pump is improved.

The utility model discloses a novel food dryer with a knob numerical control structure, and relates to the technical field of food processing. According to the novel rotary knob numerical control structure food drying machine, through the arrangement of the filtering assembly, when centrifugal blades operate to extract air outside the machine body, the air can enter the lining box body after passing through an air inlet cover and a filtering plate frame, the drying effect and the air filtering effect are guaranteed, and meanwhile when cleaning is needed after using is conducted for a period of time, the filtering assembly is arranged; the air inlet cover can be detached through the positioning bolts, then the air inlet cover is communicated with the annular cover and the filter plate frame to be pulled out, the filter plate frame is cleaned and then reinstalled, and the maintenance and cleaning convenience of equipment is guaranteed.

The utility model relates to a drying technology, in particular to food drying equipment which comprises a drying room, the drying room comprises a heat preservation board room, and a middle wind shield used for dispersing hot air is fixed to the inner wall of the heat preservation board room; and the circulating fan system is arranged in the cavity of the heat preservation board room. Cooperative work of all the systems and parts is optimized, the food drying quality and efficiency are improved, the circulating fan system and the heating system are tightly matched, it is ensured that hot air can evenly cover all corners in the drying room and make contact with all layers of materials, efficient drying is achieved, linkage of the air supplementing system and the humidity discharging system is achieved, and the drying efficiency is improved. The air pressure balance in the drying room is maintained, the drying environment is optimized, the drying effect is further improved, the heating system rapidly and evenly transfers steam heat to air through efficient heat exchange, the heat energy utilization efficiency is improved, and energy consumption is reduced.

The utility model relates to the technical field of food drying, in particular to a low-sugar walnut cake drying device which comprises a drying box, the drying box comprises a box body, an air heater and a sealing door, a drying cavity is formed in the box body, guide rails and a U-shaped air outlet groove are arranged in the drying cavity, a plurality of sets of guide rails are linearly arranged, and a drying disc is arranged in each set of guide rails in a sliding mode. A plurality of ventilation holes are formed in the drying disc in a penetrating mode, a clamping groove is formed in the side end of the drying disc, a pull rod is arranged in the clamping groove in a sliding mode, and the two sets of U-shaped air outlet grooves are formed in the upper end and the lower end of the drying cavity correspondingly and connected with an air heater pipeline. The U-shaped air outlet grooves in the upper end and the lower end of the drying cavity are matched with the air heater to form a convection hot air field, efficient heat exchange is achieved through the drying disc ventilation holes, drying time is shortened, and burning is avoided; the drying trays are assembled and disassembled in a linkage mode through the guide rails and the pull rods, all the drying trays can be pulled out at a time through a multi-tray-position linkage structure, and operation time consumption and risks in the high-temperature environment are reduced.

1. Name of the product in this design: Multifunctional sunshade. 2. Purpose of this design: It is intended to be a multi-functional sunshade that integrates food drying, rest and entertainment, and sun and rain protection. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model relates to the field of food processing instruments, in particular to a food drying device which comprises a base plate, at least one material supporting net plate and a heating cover body with an air suction opening formed in the bottom face, an annular hot air opening is further formed in the bottom face of the heating cover body around the air suction opening, and a ventilation hole is formed in the middle of the material supporting net plate. The material supporting net plates are stacked on the base plate, and the heating cover body is arranged on the uppermost material supporting net plate in a covering mode. According to the utility model, hot air can pass through the material supporting net plates more uniformly, and the disorder and disorder conditions of the hot air can be greatly reduced, so that the hot air can act on all foods uniformly and stably, the foods on the lower layer can be ensured to be effectively acted by the hot air, the drying uniformity of the foods can be greatly improved, and the drying efficiency of the foods is improved. Food can be quickly and comprehensively dried, the drying time can be shortened, the drying efficiency can be improved, the drying cost can be reduced, part of food can be prevented from being excessively dried, and the food drying quality can be effectively improved.

The utility model relates to the field of food drying, in particular to an air supply and air outlet structure of a food drying hot air circulation furnace, which comprises a heat preservation barrel, two heat preservation grooves are arranged in the heat preservation barrel, sealing covers are arranged on the inner walls of the top ends of the heat preservation grooves of the heat preservation barrel, and the center of the top end of each sealing cover is connected with a first connecting pipe. A first valve is installed at the other end of the first connecting pipe, and an energy-saving structure is arranged on the outer wall of the bottom of the heat preservation barrel. The energy-saving structure comprises a spiral pipe installed on the inner wall of one heat preservation groove, an energy-saving pipe installed on the outer wall of the bottom of the heat preservation barrel, a second valve installed on the outer wall of one end of the energy-saving pipe and an adding pipe installed on the outer wall of the sealing cover at the spiral pipe. Gas exhausted by the device enters the spiral pipe from the filter and the energy-saving pipe, the spiral pipe is in full contact with oil liquid to transfer heat into the oil liquid, then the gas is exhausted by the fan through the first connecting pipe, and energy conservation and heat storage are facilitated.

The utility model belongs to the technical field of low-temperature food processing, and particularly relates to a low-temperature food drying device which comprises a machine box and heat conduction boxes, the heat conduction boxes are fixedly installed on the left side and the right side in the machine box, the drying device is arranged in the machine box, and the drying device comprises a motor, an installation frame, a driving wheel, a driven wheel, a transmission belt, a rotating shaft and a containing frame. According to the drying device for the low-temperature food, the motor drives the rotating shafts and the driving wheel to rotate, so that the driven wheel and the transmission belt are driven to rotate to enable other rotating shafts to rotate, finally the placing frame is driven to rotate to enable the food to be heated evenly, product quality is improved, hot air in the machine box is driven by the fan to form circulation, and it is guaranteed that the temperature of all positions is uniform; a dehumidifying agent in the dehumidifying groove absorbs water vapor to prevent the water vapor from flowing back, a rotating rod is rotated to open a sealing door, the dehumidifying groove is taken out, the dehumidifying agent in the dehumidifying groove is replaced, an electric push rod drives a cleaning frame to ascend and descend, and meanwhile a water inlet pipe guides water flow into the cleaning frame to clean the interior of the case, so that food is prevented from being polluted by impurities.

The application discloses a multi-stage flexible intelligent drying method and system for drying meat products, and belongs to the field of food drying processing. In order to solve the problem that the existing drying process cannot adapt to the difference in physical properties of raw meat and the instability of product quality, the application constructs a drying kinetics model with the variety, physical property parameters and drying target moisture content of raw meat as input, and with the adjustment of infrared wavelength and / or infrared power, infrared heating temperature, infrared radiation distance, hot air speed, drying time and dehumidification strategy parameters in the multi-stage infrared combined hot air drying program as output; through digital twin model pre-training, real test data transfer learning fine-tuning, an accurate model is obtained; the physical property parameters of the raw meat to be dried are collected, and the drying program output by the model is executed. The application can intelligently adapt to different raw meat to improve drying uniformity and nutrient retention rate, and is suitable for industrialized flexible drying of meat products.

This utility model relates to the technical field of food drying equipment and discloses a variety of food drying equipment, including a drying box. One side of the drying box is connected to a door via a hinge, and the other side is equipped with an air box. A rotating shaft is installed inside the drying box. This multi-food drying equipment works by pulling an outward-facing pull plate to move a fixed block away from its fixed hole, and pulling a rotating rod to move a square block away from the rotating shaft. During this process, a moving plate is pulled, causing an insert block to leave its limiting groove, thus releasing the restriction on the placement tray. Through this design, operators can freely adjust the internal spatial layout of the drying equipment according to the size, shape, and type of food, thereby achieving a more efficient drying effect. This not only improves the versatility and adaptability of the equipment but also significantly enhances drying efficiency and quality, meeting the diverse needs of drying various foods.

The utility model discloses a shelled particle food drying system which comprises a drying chamber, a supporting column is fixedly connected in the drying chamber, a plurality of square columns are fixedly connected to the side surface of the supporting column, a driving shaft and a driven shaft are rotationally connected to the square columns, rotating drums are arranged on the side surfaces of the driving shaft and the driven shaft, and conveying mesh cloth is arranged on the side surfaces of the rotating drums. One end of the driving shaft is fixedly connected with a first chain wheel, the surface of one side of the chain wheel is meshed with a first chain, a cushion block is fixedly connected into the drying chamber, the upper surface of the cushion block is fixedly connected with a driving motor, and the output end of the driving motor is fixedly connected to the surface of one side of the chain wheel. By means of the structure, the single-cycle food drying capacity is increased, food drying under the relative low-temperature condition is achieved, unified motor transmission is adopted, energy consumption is reduced, and therefore cost is reduced.

The present invention relates to an apparatus for providing energy savings and reducing drying process duration by using ultrasonic sound waves in a drying cabinet of a drying machine for food products, industrial products, or laundry, wherein said apparatus is suitable for use in all sectors employing a drying system, including food drying applications (nuts, legumes, fruits, and vegetables), industrial product drying applications (wood, timber), and particularly laundry drying applications.

The invention relates to a dish-washing machine and a food heat preservation method and a food drying method thereof.The dish-washing machine comprises a box body and an air inlet assembly, a shelf used for containing food or tableware is arranged in the box body, the box body further comprises a water flow system used for cleaning the tableware on the shelf, an air inlet is formed in the box body, and the water flow system is connected with the air inlet; the air inlet assembly comprises an air inlet pipe arranged outside the box body, a heating piece arranged in the air inlet pipe and a fan driving external airflow to flow into the box body through the air inlet pipe, the air inlet end of the air inlet pipe is communicated with the outside, the air outlet end of the air inlet pipe is communicated with the air inlet in the box body, and the liquid outlet end of the ultrasonic nebulizer is located in the air inlet pipe. The dish-washing machine not only can preserve heat of food, but also can maintain the taste of the food, and is high in drying efficiency and diversified in function when tableware is cleaned.

The present invention provides a solar-based multipurpose utility system which is an integrated appliance that uses solar energy to perform various utility functions such as cooking, ice melting, water heating, room heating, and food drying. The phase change material has been used in the system for enhancing the thermal storage capacity of the system. The invention supports the idea of providing wireless remote control for the overall system to the end-user using IoT-based sensors and devices. The system comprises Fresnel lens with cover (21), Fresnel lens (22), ice pot (23), water pipe (24), reflector (25), water storage tank (26), blower (13), phase change material (PCM) filled in evacuated tube arrangement (27), hot air sprayer (28), water filter (15), battery with electronic components (3), water tap (29), temperature and humidity sensor (16), exhaust fan (12), and solar panel (1).

The utility model relates to the technical field of food processing devices, in particular to a food processing square matrix type drying box which comprises a box body, a control panel is installed on the side wall of the box body, cabinet doors are symmetrically installed on the opposite outer walls of the box body, and handles are arranged on the outer walls of the cabinet doors. Vibration assemblies are installed on the opposite outer walls of the box body in an embedded mode, and drying assemblies are installed on the outer walls of the box body. According to the food drying device, the ventilation pipeline in the drying assembly is of a 6 * 4 multi-connection structure, hot air is blown out from multiple directions through the air outlet, the hot air generated by the fan heater sequentially passes through the air outlet pipe, the fixing pipe and the ventilation pipeline, then the ventilation pipeline blows out the hot air, and the purpose of drying food on the storage vehicle is achieved; the vibration motor in the vibration assembly drives the limiting bottom plate to vibrate, then the materials located in the inner cavity of the storage vehicle can vibrate, gaps between the materials can be enlarged, and therefore food can be rapidly dried through the ventilation pipeline.

The utility model relates to a novel drying cabin for vacuum freeze drying of food, which comprises a drying cabin body, a control host arranged at the front end of the drying cabin body, protective covers arranged on two sides of the drying cabin body, and one ends of first electric heating tubes fixed at four corners of two ends of the drying cabin body. According to the food drying device, the protective cover bodies on the two sides of the drying cabin body can be driven to move at the same time, a worker can directly take food at different positions of the drying cabin body, the food can be placed in the protective net cover, and therefore the food drying device is convenient to use. And in the food storage process, when drying is needed, the driving motor can be used for driving the food stored in the upper position and the lower position of the rotating plate body to rotate, the food can make contact with heat in different positions in the drying cabin, and the heating effect on the food is improved.

The invention discloses an intelligent gradient drying machine for directionally dehydrating marinated food, and belongs to the technical field of marinated food processing. An intelligent gradient drying machine for directionally dehydrating marinated food comprises a drying machine body, a movable frame and a refrigerator, the movable frame is arranged in the drying machine body and slidably connected with the drying machine body, an upper gradient control box is arranged at the upper end of the drying machine body, and side gradient control boxes are installed on the two sides of the drying machine body correspondingly; and a shunting ring pipe is connected between the upper gradient regulation and control box and the side gradient regulation and control box. The problems that an existing freeze dryer is single in food drying mode and does not have intelligent adjustment work are solved, secondary monitoring is conducted through a high-precision weighing sensor, a bearing disc in a movable frame is accurately and slowly heated through a heating plate, heat needed by sublimation is provided, and the drying efficiency is improved. Fine adjustment of the dehydration rate of different parts is achieved by accurately controlling the temperature of the longitudinal partition plates and the transverse partition plates in different areas, and gradient drying is achieved.

The invention relates to the field of food drying, and discloses a drying chamber temperature control system based on hot water circulation, which comprises a box body, a drying fan is fixedly mounted outside the box body, a sealing door is arranged on the box body, a first fan and a second fan are mounted in the box body, and a plurality of drying placement plates are fixedly mounted in the box body. A plurality of adjusting devices are arranged in the drying placement plate; a power piece on the adjusting device rotates to drive an adjusting piece to rotate, so that the effect of driving a first rotating plate to ascend is achieved, drying is more uniform, a first inserting rod and a first sliding groove rotate to drive a fourth fixing plate to rotate, and the purpose of driving a first U-shaped block and the first rotating plate to rotate is achieved; and the first rotating plate can be inclined under the action of the rotating piece, so that the second fan is more uniform during drying, and the drying effect is improved.

The utility model provides a food drying device which relates to the technical field of food processing equipment and comprises a conveying mechanism and a drying box body installed on the conveying mechanism, the drying box body is in an inverted U shape, the two opposite sides of the drying box body in the length direction are a feeding end and a discharging end respectively, and heat insulation baffles are arranged at the feeding end and the discharging end respectively. A gap is formed between the heat insulation baffle and the surface of the conveying mechanism, and a to-be-dried object is placed on the conveying mechanism and driven by the conveying mechanism to penetrate through an inner cavity of the drying box. A monitoring viewport is formed in at least one side face of the two opposite sides, perpendicular to the feeding end, of the drying box body, the monitoring viewport is arranged in the length direction of the drying box body and is made of a transparent material, and objects to be dried on the surface of the conveying mechanism can be observed through the monitoring viewport.

The utility model relates to the technical field of bowl instant food processing, in particular to bowl instant food drying and forming equipment which comprises a drying box, a first conveying belt set is arranged in the drying box and penetrates through a first feeding port, and a second conveying belt set is arranged beside the lower portion of the first conveying belt set and penetrates through a second feeding port. The second conveying belt set penetrates through the second feeding port and the forming discharging port, a drying fan is arranged at the top of the drying box, vermicelli blocks are conveyed through the first conveying belt set, packaging bowls are conveyed through the second conveying belt set, other seasoning bags are placed in the packaging bowls in advance, and when the packaging bowls reach the conveying tail end of the first conveying belt set, the packaging bowls are conveyed to the second conveying belt set. The dried vermicelli blocks just fall into a packaging bowl, then the vermicelli blocks are conveyed out through a forming discharging opening and then are directly covered by workers, then packaging of bowl-packed vermicelli finished products can be completed, conveying, drying and packaging are completed through the automatic working procedure of one device, the working efficiency is greatly improved, and the occupied space of the device in a plant is saved.

The invention discloses a drying process optimization system and method based on big data analysis, and the method comprises the following steps: 1, collecting drying parameters through a sensor, and carrying out the preprocessing of the data; 2, correlation analysis is conducted on the drying related data to achieve drying process control; 3, the system controls the drying process through the correlation between variables, and a data collecting and preprocessing module is used for collecting and preprocessing data so as to ensure the quality and accuracy of the data; the correlation analysis module is used for analyzing the correlation between data, the intelligent drying control and monitoring module is used for continuously monitoring real-time data by the system, comparing the real-time data with actual drying time and controlling the drying process, and the alarm triggering module is used for triggering the alarm when the actual drying time is obviously different from the expected drying time. The food drying device has the advantages that the production efficiency is effectively improved, and the food drying quality is guaranteed.

The utility model relates to the technical field of food drying, in particular to an efficient tremella dehydration device based on a vacuum freeze drying technology. According to the technical scheme, the efficient tremella dehydration device based on the vacuum freeze drying technology comprises a water collecting barrel and a cover, the water collecting barrel is a carrier of the dehydration device, an opening is formed in the top of the dehydration barrel, and the cover is arranged at the opening in the top of the dehydration barrel. The motor drives the dewatering cylinder to rotate, the centrifugal force can be changed by adjusting the rotating center, the optimal dewatering condition is automatically adjusted according to tremella in different states, the dewatering efficiency and the dewatering quality are improved, meanwhile, the water collecting cylinder and the dewatering cylinder are designed in a compartment mode, dense dewatering holes are arranged, and the drainage connector is matched. Effective separation and discharge of water are ensured, and the drying effect on tremella is improved.

1. Name of the product in this design: Food Dryer (02). 2. Purpose of this design: for food drying. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The bottom view is omitted because it is not easily seen during use.

The utility model belongs to the technical field of food processing, and particularly relates to a high-efficiency food air-drying device which comprises an air-drying box, supporting legs are installed at the bottom of the air-drying box, fans are installed on the two sides of the air-drying box, a rotating shaft is rotationally connected into the air-drying box, and a driving motor is installed at the upper end of the air-drying box. An output shaft of the driving motor is connected with a rotating shaft, multiple sets of fixing plates are installed on the outer wall of the rotating shaft, and an adjusting assembly is arranged on the rotating shaft. Meat or other food is hung on the first hook and the second hook, the rotating shaft is driven by the driving motor to rotate, air drying is carried out through the fans on the two sides, and the air drying effect is accelerated; and by arranging the adjusting assembly, the distance between the first hook and the second hook can be conveniently adjusted, so that the hanging range can be adjusted according to the size of food needing to be dried, the flexibility is improved, and the problem that the air drying effect is not ideal due to the fact that the food is stacked together is solved.