102 results about "Leafy vegetables" patented technology

The invention relates to the technical field of vegetable cleaning and packaging, and discloses a leafy vegetable cleaning and packaging machine which comprises a machine body, and a root removing system, a yellow leaf removing system, a cleaning system, a water removing system and a packaging system which are sequentially mounted on the machine body from front to back. Root removing, yellow leaf removing, cleaning, water removing and packaging are integrated, full-process automatic operation is achieved, efficiency is greatly improved, manual intervention is reduced, precise operation is ensured, time cost is remarkably saved, processing work is efficient and smooth, the leaf vegetable processing device can adapt to most types of leaf vegetables, and the limiting baffle, the v-shaped groove and the like can be adjusted according to the types and the sizes of the leaf vegetables.

The application discloses a kind of special sulfur-based compound fertilizer of leaf vegetable, preparation method and device, belong to compound fertilizer preparation technical field.The preparation of the compound fertilizer includes the following steps: sulfur, anhydrous ethanol are mixed and stirred, constant temperature oscillation, stand until clear state, take supernatant and mix with distilled water, oscillation, add sodium dodecyl sulfate, oscillation, add coating agent, oscillation, obtain material B, stand by;Ammonia is introduced into phosphoric acid to adjust to pH 4.3-4.8, filter pressing, collect filtrate to obtain feed liquid D;Material B is filtered, and the filter residue is collected and mixed with feed liquid D, guar gum and locust bean gum are added, oscillation is carried out, a mixed slurry is obtained, granulation is carried out, drying is carried out, screening is carried out, and cooling is carried out, to obtain the compound fertilizer, improve the sulfur and phosphorus ammonium slurry combination degree, avoid the loss of fertilizer efficiency, prevent the occurrence of safety hazards.

The invention provides an efficient and energy-saving food processing raw material pretreatment combined device, and relates to the technical field of food processing. The device comprises a dewatering outer barrel, a base plate, a centrifugal tray mechanism, a water confluence assembly, a master controller and a hot blast stove. The centrifugal tray mechanism is composed of a centrifugal disc, a centrifugal rotating shaft, a jacking and pulling assembly and a liftable circular stop rod piece, and a centrifugal dewatering cavity is formed by the centrifugal tray mechanism and the internal air injection conical cylinder assembly. The water confluence assembly collects and weighs water removed through centrifugation and transmits data to the master controller. The master controller intelligently adjusts the rotating speed of the dewatering motor according to real-time moisture data, the hot blast stove is started when the dewatering rate reaches a set value, hot air is jetted to materials through the centrifugal rotating shaft and the jet cone, and combined drying is carried out. The device realizes automatic connection of centrifugal dewatering and hot air drying, has the advantages of high dewatering efficiency, good energy-saving effect and capability of protecting material quality, and is particularly suitable for pretreatment of food raw materials such as leaf vegetables and berries.

The invention provides a nutrient solution formula. The nutrient solution formula comprises organic nitrogen, organic phosphorus, organic potassium, active calcium, quick-acting sulfur, magnesium, zinc, selenium, ferrous sulfate, organic silicon, expanded fertilizer, mineral source humic acid, chitin, live bacterial fertilizer, boric acid, manganese sulfate, zinc sulfate heptahydrate, ammonium molybdate, copper sulfate heptahydrate, disodium iron ethylenediaminetetraacetate, citric acid and water. According to the nutrient solution formula and the preparation system thereof provided by the invention, microelements are added into the formula, so that the nutrient requirements of vegetables during growth are met, the growth of the vegetables is promoted, and meanwhile, citric acid is added, so that the nutrient solution is stable in property, and the effectiveness of the nutrient solution can be kept in a relatively long period; the physiological acid-base reaction caused in the nutrient solution absorption process of the leaf vegetables can be kept stable, the activity of the root system is improved through high water-soluble phosphorus in the formula, the photosynthesis is improved through the magnesium element, long-acting biological sulfur is provided, and continuous energy supply is provided.

This utility model discloses a cutting knife assembly for removing roots from leafy vegetables, relating to the field of food processing technology. The utility model includes a fixed plate with a fixed column fixedly connected to its outer wall. A cutting knife mechanism and a collecting mechanism are provided on the fixed plate. The cutting knife mechanism includes a second fixed plate fixedly connected to the outer wall of the fixed plate, with a circular hole inside the second fixed plate. By incorporating the cutting knife, the utility model first inserts one side of the leafy vegetable leaf through the circular hole, blocking the root. Then, the operator holds one side of the leafy vegetable leaf with one hand, positioning the root below the cutting knife, while the other hand squeezes the pressing plate. This mechanism achieves hand-foot separation, using the pressing plate as a safety interlock to ensure the operator's hands are in a safe position during the cutting action, while simultaneously cutting the root of the leafy vegetable, facilitating subsequent processing.

The present application relates to a kind of hydraulic control system and control method for leaf vegetable harvester, including front wheel steering hydraulic system, rear wheel drive hydraulic system and header lifting hydraulic system, front wheel steering hydraulic system realizes the front wheel steering of leaf vegetable harvester, rear wheel drive hydraulic system realizes the advance and retreat of leaf vegetable harvester, and header lifting hydraulic system realizes the leaf vegetable harvesting start of leaf vegetable harvester;The present application gathers together to drive rear wheel advance or retreat and front wheel steering with header lifting, guarantee stable transmission process and reduce the labor intensity of operator.

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a harvesting device for potted leaf vegetables in a greenhouse, which comprises two groups of oppositely arranged driving components, the driving components are arranged on channels on two sides of a seedbed, each group of driving components comprises a front wheel and a rear wheel, a first fixing rod is arranged between the front wheel and the rear wheel, and a second fixing rod is arranged between the front wheel and the rear wheel. Second fixing rods are arranged on the front wheels, vibrators are oppositely arranged on the second fixing rods on the two sides, and a thin rope is arranged between the two vibrators and used for harvesting leaf vegetables. A net bag is arranged between the second fixing rod and the rear wheel and used for collecting harvested leaf vegetables. According to the harvesting device, it is ensured that damage to leaf vegetables in the harvesting process is minimized, meanwhile, the harvesting continuity and efficiency are improved, the harvesting device is convenient to operate, the planting environment of a modern greenhouse is fully considered, and optimization is carried out particularly according to the characteristics of a tidal seedbed.

The present invention relates to a constant-force clamping and conveying mechanism for leafy vegetables based on a non-circular gear system and a transmission ratio algorithm. The clamping and conveying mechanism includes a frame and a plurality of constant-force clamping modules mounted on the frame. The constant-force clamping module includes a non-circular gear system, which includes a front non-circular gear rotatably connected to a mounting shell, and a rear non-circular gear. The front non-circular gear is transmission-connected to the rear non-circular gear via a plurality of intermediate non-circular gears. A floating connecting rod is fixed to the first rotating shaft, and a floating clamping wheel is mounted on the floating connecting rod. The wheel surface of the floating clamping wheel is pressed against the inner side surface of the clamping conveyor belt. The constant-force clamping module is the core component of the entire clamping and conveying mechanism. By designing the non-circular gear system, the constant-force clamping of the leafy vegetables is achieved. The driving module is used to drive the clamping belt to rotate. The present invention can avoid clamping damage during the mechanical harvesting process of leafy vegetables, realize flexible clamping and conveying of leafy vegetables under different feed amounts, and complete low-damage and orderly harvesting of leafy vegetables.

The invention discloses a spectrum-regulated vegetable fresh-keeping control method and system and a refrigerator, and belongs to the technical field of refrigerators.The spectrum-regulated vegetable fresh-keeping control method comprises the steps that image information and spectrum information of leaf vegetables in a storage area are obtained; color features are extracted based on the image information, spectral feature indexes are extracted based on the spectral information, and leaf vegetable freshness indexes are calculated in combination with the color features and the spectral feature indexes; the leafy vegetable freshness index is compared with a preset threshold value, a corresponding spectrum fresh-keeping mode is selected based on a comparison result, and the spectrum fresh-keeping mode comprises a basic fresh-keeping mode adopting red light irradiation, an antioxidant enhancement mode adopting red and blue light alternate irradiation and a recovery conditioning mode adopting red and blue composite light irradiation; and controlling the multiband LED light source to irradiate the leaf vegetables in the storage area according to the light quality parameters corresponding to the selected spectrum fresh-keeping mode. Physiological metabolism of the leafy vegetables is intelligently regulated and controlled through spectrums, yellowing and wilting of the leafy vegetables are delayed, and the preservation effect is improved.

The invention discloses a method for dynamically balancing soil nutrients of an improved facility vegetable base based on vegetable-morchella rotation, and belongs to the technical field of agricultural ecological cycle. Aiming at the problems of soil nutrient enrichment and continuous cropping obstacles of a facility vegetable base, the invention provides a crop rotation mode of morchella esculenta in autumn and winter and leaf vegetables in spring and summer, and balanced utilization of nitrogen, phosphorus and potassium in soil is realized through time sequence regulation and nutrient demand complementation. The method specifically comprises the following steps: designing a crop rotation period of morchella, green vegetables and spinach based on a soil nutrient detection result; excessive nitrogen and phosphorus are absorbed by the morchella, and residual potassium is consumed by the leaf vegetables; and an absorption-supplement-balance circulating system is constructed by combining a fungus residue returning technology and an organic fertilizer substitution technology. Tests show that after continuous two-season crop rotation, the content of soil available potassium (AK) is reduced to 120-135 mg / kg from 175.18-178.78 mg / kg, the organic matter (SOM) is increased to the level II, TN and TP are stabilized at the level III, and the comprehensive eutrophication relieving rate exceeds 40%. According to the method, the limitation of single crop rotation is broken through, and dynamic balance and annual efficient utilization of greenhouse soil nutrients are achieved.

The application discloses a kind of facilities leafy vegetable laser precision light supplementing cultivation method, device and application.The method is planted in greenhouse, plant factory, light-shield shed or weak light period and other facilities cultivation environment, and the conductivity of nutrient solution and planting density are suitable;The laser light supplementing light source formed by red light laser and blue light laser is configured above leafy vegetable canopy, and the power ratio is 1:1, wherein the red light wavelength is 640-680 nm, the blue light wavelength is 440-480 nm, and both are linearly polarized light;The laser light supplementing light source is installed at a position 70-120 cm away from the canopy, so that the laser light supplementing PPFD at the canopy is 1-3 μmol·m ‑2 ·s ‑1 , and the daily cumulative light supplement is 6-12 hours during the whole growth period and / or weak light period.The application improves the light energy utilization efficiency under low energy consumption conditions, avoids light inhibition, promotes leafy vegetable yield and improves quality indicators.

This invention discloses an integrated primary processing machine for leafy vegetables, comprising: a vertical frame and, vertically arranged from top to bottom, a de-yellowing and de-sanding module, a feeding and clamping module, a packaging module, and a root-removing and weighing module. The de-yellowing and de-sanding module includes an airflow de-sanding unit that removes sand using airflow, and a yellow leaf removal unit at the bottom of the airflow de-sanding unit that identifies and removes yellow leaves. The feeding and clamping module includes a vertical feeding port located at the center of the frame and at least one clamping unit for clamping the leafy vegetables. The leafy vegetables falling from the clamping unit enter the root-removing and weighing module, where the root-removing and weighing module cuts off the roots of the leafy vegetables using a root-removing component. Then, the packaging module automatically bundles the leafy vegetables. This invention automates the primary processing of leafy vegetables, solving problems such as low efficiency, high cost, large footprint, and unstable quality in traditional leafy vegetable processing.

This invention discloses a method for constructing a system to remediate nitrogen and phosphorus pollution in drawdown zones through intercropping, relating to the field of drawdown zone ecological restoration technology. The method includes the following steps: S1, dividing the drawdown zone from top to bottom into a dryland seedbed area, a first aquatic seedbed area, and a second aquatic seedbed area. Fast-growing leafy vegetables capable of absorbing and utilizing nitrogen and phosphorus nutrients are planted on the surface of all three areas using seedling trays; S2, crisscrossing ecological grass ditches are constructed in both the dryland and aquatic seedbed areas; S3, aquatic plants that reduce water wave disturbance to the drawdown zone soil surface are planted within the ecological grass ditches. This invention utilizes seedling trays for planting fast-growing leafy vegetables on the drawdown zone surface, minimizing human disturbance and significantly reducing soil erosion. It also enables the absorption and utilization of nitrogen and phosphorus nutrients, thereby reducing pollution in the drawdown zone and lowering the risk of eutrophication.

The transmission device of the leafy vegetable harvester comprises a rack and a first transmission box body, a plurality of first transmission assemblies are arranged in the first transmission box body, a driving assembly is arranged on the first transmission box body, and the first transmission assemblies are connected with walking equipment; a second transmission box body is further arranged on one side of the first transmission box body, a plurality of second transmission assemblies are arranged in the second transmission box body, first linkage assemblies are arranged between the second transmission assemblies and the first transmission assemblies, and the second transmission assemblies are connected with cutting equipment; the second transmission box body is further provided with a second linkage assembly, and the second linkage assembly is connected with the clamping and conveying equipment. According to the leaf vegetable harvester, only one group of driving structures and multiple groups of transmission structures are used for mutual transmission cooperation, so that the effects of front-back walking operation, cutting operation and orderly clamping and conveying operation of the leaf vegetable harvester can be achieved at the same time, power sources are reduced, and the cost is reduced; and control is simplified, the intelligent degree is high, and the working efficiency is improved.

This invention provides a fully automatic leafy vegetable cleaning and trimming device, including a frame and a baffle conveyor belt mounted on the frame. A blade and an elastic pressure plate assembly located in front of the blade are mounted on the frame next to the feed end of the baffle conveyor belt. A spray mechanism for cleaning the leafy vegetables is located behind the baffle conveyor belt. A discharge guide chute is mounted on the frame at the discharge end of the baffle conveyor belt. An elastic discharge guide ramp is provided between the discharge end of the baffle conveyor belt and its conveyor rollers and the discharge guide chute. The elastic discharge guide ramp is close to the outside of the baffle conveyor belt and higher than the axis of the conveyor rollers to facilitate the rotation of the baffles on the baffle conveyor belt and push the leafy vegetables into the discharge guide chute. The device also includes a packaging and sealing conveyor. This invention is rationally designed, integrating vegetable cutting, washing, drying, and packaging into one machine, reducing manual labor and the time spent manually connecting different processes, improving the production efficiency of clean leafy vegetables, and facilitating professional clean vegetable production.

The present application relates to a kind of hydroponic leaf vegetables root throwing collection device and method, including frame and to brush root hair throw off mechanism, frame as the main support of collection device, frame is sequentially provided with first conveying mechanism, shovel overturning mechanism and second conveying mechanism from front to back, first conveying mechanism is used to place and convey hydroponic leaf vegetables to shovel overturning mechanism, shovel overturning mechanism is used to shovel up and overturn to second conveying mechanism for hydroponic leaf vegetables, second conveying mechanism is used to convey hydroponic leaf vegetables to collection area, to brush root hair throw off mechanism is arranged on frame and is located below first conveying mechanism, for the root hair of hydroponic leaf vegetables is thrown off, separated.The present application can solve the problem that leaf vegetables moisture loss caused by whole disc root cutting, cannot be preserved.

The utility model relates to the technical field of harvesters, and discloses an azolla filliculoidas ecological planting automatic harvester which comprises a frame, the outer walls of the left side and the right side of the frame are each rotationally connected with two crawler belts, three supporting wheels are arranged in each crawler belt, an adjusting assembly is arranged in each crawler belt, the top of the frame is fixedly connected with a supporting frame, and the top of the supporting frame is fixedly connected with an adjusting assembly. An engine is fixedly connected to the rear side of the bottom of the supporting frame, a conveying belt is installed on the top of the supporting frame, a harvesting cutter is fixedly connected to the front portion of the supporting frame, a cleaning assembly is arranged on the front side of the bottom of the supporting frame, the adjusting assembly comprises an installation plate, and the installation plate is fixedly connected to the inner bottom of the crawler belt. According to the device, through cooperative work of the hydraulic cylinders, the movable plates and the connecting rods, the tensioning degree and the height of the crawler belt can be flexibly adjusted according to different field terrains and the growth conditions of azolla filliculoidas. The contact area of the crawler belt and the ground can be changed when the crawler belt meets the uneven ground.

According to the azolla filliculoidas protein bread and the preparation method thereof, the azolla filliculoidas protein is modified by adopting pH migration treatment and compound probiotic fermentation, the cross-linking capacity of the azolla filliculoidas protein and mucedin is improved, and peculiar smell is removed; the gluten network is strengthened by compounding the vital wheat gluten, the flaxseed gum and the chia seed powder; a rosemary extract, a vanilla extract and fructo-oligosaccharide are adopted to regulate flavor, and beta-carotene is adopted to regulate color; and performing secondary fermentation and low-temperature segmented baking. The protein content of the bread is greater than or equal to 12g / 100g, the hardness change is less than or equal to 30% after the bread is stored at room temperature for 14 days, and the elasticity retention rate is greater than or equal to 80%.

This application relates to a device and method for removing rotten leaves from hydroponic leafy vegetables. The device includes a frame, a movable clamping and rotating mechanism mounted on a crossbeam of the frame, and a first conveying mechanism and a second conveying mechanism arranged parallel to each other below the crossbeam. A suction-and-peeling device is located on one side of the second conveying mechanism. The first conveying mechanism is used to place and convey the hydroponic leafy vegetables to be peeled, and the second conveying mechanism is used to place and convey the hydroponic leafy vegetables with peeled leaves. The movable clamping and rotating mechanism can move horizontally and vertically, clamping and rotating the hydroponic leafy vegetables to be peeled, so that the yellowed and rotten leaves of the vegetables face the suction-and-peeling device. The suction-and-peeling device is used to peel off the yellowed and rotten leaves of the hydroponic lettuce. This application effectively solves the problems of low efficiency and high cost caused by the long-term reliance on manual removal of yellowed and rotten leaves from hydroponic lettuce.

An automatic seedling feeding device based on narrow-plant-spacing eight-row leafy vegetable transplanter and a control method thereof belong to the technical field of vegetable seedling transplanting device. The feeding device comprises a rack, a transmission component, a transplanting mechanism, a seedling feeding component and a seedling plug tray conveying component. The rack is provided with two mutually perpendicular support frames. The seedling plug tray conveying component is arranged on the bottom support frame. The transmission component is arranged on the upper frame. The transplanting mechanism comprises a moving frame, a transplanting arm, a guide rail I, a sliding block I and an electric push rod. The support columns on both sides of the moving frame are connected with the ball screw linear module of the transmission component. Two parallel guide rails I are arranged on the moving frame. The transplanting arm is provided with the sliding block I matched with the guide rail I. The electric push rod is connected between the moving frame and the transplanting arm. The seedling feeding component is connected to the bottom end of the transplanting arm. The seedling plug tray with seedling clumps is arranged on the seedling plug tray conveying component. The seedling clumps are taken out in the seedling plug tray through the seedling feeding component and are put into the seedling cup arranged on the rack below the transmission component.

The application discloses a leaf vegetable ordered harvesting and collecting device, which comprises a power track walking chassis, a cutting table obliquely arranged on the power track walking chassis, a secondary conveying mechanism and a tertiary conveying mechanism sequentially arranged on the rear part of the power track walking chassis, a spring tooth conveying groove connected between the cutting component and the secondary conveying mechanism, and a front-mounted profiling mechanism arranged at the front end of the cutting table and used for adjusting the height of the cutting table in real time. The harvested leaf vegetables are conveyed to the spring tooth conveying groove through two groups of special-shaped clamping conveying belts arranged on the cutting table, sequentially enter the secondary conveying mechanism one by one in the spring tooth conveying groove, are laid flat through the secondary conveying mechanism and enter the transfer frame in the tertiary conveying mechanism, and the transfer frame enters the field through the tertiary conveying mechanism and is transferred into the leaf vegetable storage bin.

The application discloses a leaf vegetable post-seeding covering uncovering device and an uncovering method thereof, and belongs to the technical field of leaf vegetable seeding. The leaf vegetable post-seeding covering uncovering device comprises a device storage barrel, a second transmission rod is arranged in the middle of the inside of the device storage barrel, one end of the second transmission rod is provided with a first sector gear, one side of the lower end of the outside of the third sector gear is provided with a fourth sector gear, and the other side of the lower end of the outside of the first sector gear is provided with a second sector gear. The application solves the problem that the existing storage device is damaged by pressing to complete storage, and the first transmission gear ring and the second transmission gear ring are respectively rotated by transmission, the two ends simultaneously generate relative motion and are limited to each other, the device storage barrel, the first protection frame, the second protection frame and the transmission structure in the inside longitudinally move, and the covering is rotated, stored and opened.

This invention relates to the field of cleaning equipment technology, and in particular to an automated cleaning device for reducing mechanical damage to leafy vegetables. The top of the frame is equipped with a belt-pressing mechanism to prevent the chives from shifting during transport. A cleaning mechanism for washing and removing impurities from the chives is also installed at the top of the frame. A weighing mechanism is located at the outlet end of the belt conveyor on the frame, and a bundling mechanism is located on one side of the weighing mechanism. A receiving mechanism for removing the chives from the weighing mechanism is also provided on the frame. This invention utilizes a rotating double-toothed synchronous belt that engages with the belt conveyor to control the transport of chives. The double-toothed synchronous belt forms a flexible clamping area with the belt conveyor, making multi-point contact with the chive surface. This provides uniform pressure to constrain the root and stem posture, and the toothed engagement allows for synchronous movement with the belt conveyor. The double-toothed synchronous belt simultaneously conveys and constrains the chives, preventing them from shifting.

This invention provides a method for rapidly maturing newly reclaimed severely saline-alkali land, comprising: sequentially performing the following steps in the newly reclaimed severely saline-alkali land: returning straw to the field, burying underground pipes, digging open ditches, flood irrigation to leach salt, applying base fertilizer, rotating leafy vegetables, and applying foliar fertilizer. The base fertilizer is a root-growth promoting fertilizer, and the leafy vegetables are selected from one or more of amaranth, Chinese cabbage, spinach, or bok choy. This method for rapidly maturing newly reclaimed severely saline-alkali land combines leafy vegetable rotation with root-growth promoting fertilizer to achieve ecological restoration and improvement of the land, thereby achieving the goal of controlling saline-alkali soil and increasing the output benefits of saline-alkali agriculture.

The invention belongs to the technical field of fermentation devices, and particularly relates to rumex hanus lactobacillus fermentation equipment. Comprising a fermentation tank; the stirring mechanism comprises a first stirring mechanism and a second stirring mechanism; the first stirring mechanism comprises a first connecting rod, a first stirring structure and a first transmission structure, the first connecting rod is vertically arranged, and the first transmission structure is arranged on the first connecting rod; the second stirring mechanism comprises a second transmission structure and a second stirring structure; the first transmission mechanism is in transmission connection with the second transmission structure; and the driving mechanism is used for driving the first connecting rod to rotate. Therefore, by arranging the first stirring structure and the second stirring structure, the fermentation liquor can be rotationally stirred, the fermentation liquor at the lower part and the fermentation liquor at the upper part can be mixed, and caking and sinking in the fermentation liquor are prevented, so that uniform mixing of the fermentation liquor is ensured.

This invention belongs to the field of vegetable molecular biology technology, specifically relating to a method and kit for extracting heat shock nucleoproteins from protoplasts of leafy vegetables. The kit provided by this invention includes reagents A1, A2, B1, B2, B3, B4, and C; reagent A1 contains dissociative enzymes, cellulase, etc.; reagent A2 is a cell preservation and cell processing buffer; reagent B1 contains ethylenediaminetetraacetic acid, benzyl sulfonyl fluoride, etc.; reagent B2 contains Triton X-100, etc.; reagent B3 contains Glycerol, etc.; reagent B4 is a cell nucleus preservation solution; and reagent C is a cell nucleus lysis buffer. This kit enables precise extraction of heat shock nucleoproteins at the cellular level, yielding high-quality heat shock nucleoproteins and providing technical support for studying the expression and regulation of nuclear proteins in leafy vegetable cells.

The utility model discloses a vibration dewatering and distributing machine for freeze-drying treatment of leaf vegetables, which comprises a rack, a plurality of vertically upward springs are arranged at the top of the rack, and a vibration box supported by the springs and suspended above the rack is arranged at the top ends of the springs; a vibration motor for driving the vibration box to vibrate is arranged in the vibration box; a plurality of supporting plates which are arranged upwards and vertically rotate within a limited range are pivoted to the top of the vibration box, the supporting plates are arranged in parallel, and a linkage box which is supported by the supporting plates and suspended above the vibration box is pivoted to the top end of each supporting plate; a sieve plate which is uniformly provided with a plurality of water leakage openings and is spaced from a bottom plate of the linkage box is horizontally arranged in the linkage box, and a box cover is arranged at the top of the linkage box in an openable manner. According to the leaf vegetable water removal device, efficient water removal of leaf vegetables can be achieved, the water removal effect is guaranteed, subsequent freeze-drying treatment of the leaf vegetables is facilitated, and secondary pollution of the leaf vegetables in the water removal process can be avoided.

1. Name of the product in this design: Integrated Root, Stem and Leaf Vegetable Processing Machine. 2. Application of this design: Processing equipment for derooting, washing, drying and packaging root, stem and leafy vegetables. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key features: the front view.

The application discloses a stem and leaf vegetable orderly harvesting machine, which comprises a walking device, a leading-in device, a root lifting device, a clamping and conveying device, a posture conversion device, a collecting device, a power source, a control device and a frame. The leading-in device is located at the front part of the clamping and conveying device, and the root lifting device is installed at the lower front part of the clamping and conveying device. One end of the clamping and conveying device is hinged to the frame, and the clamping and conveying device is further connected with the frame through a telescopic supporting rod. The posture conversion device is arranged below the rear end of the outlet of the clamping and conveying device, and the collecting device is arranged below the posture conversion device. The clamping and conveying or posture conversion is realized by using a flexible and deformable air bag, the harvesting process is controllable and orderly, and the structure is simple and reliable. The air bag is made of soft rubber material with very low rigidity, so that the clamping contact stress of the stem and leaf vegetables clamped by the air bags on both sides is the air pressure of compressed air, and the vegetables can be prevented from being damaged by controlling the air pressure.

The invention belongs to the technical field of fruit and vegetable fresh-keeping, and particularly relates to a leaf vegetable high-temperature water-holding fresh-keeping method. According to the method, the phytic acid and the gamma-aminobutyric acid are coupled through multi-frequency ultrasound to construct a compound system for humidifying the leaf vegetables, and the cost is low. The quality loss of the leaf vegetables in the storage period can be relieved in a high-temperature storage environment, the quality reduction of the leaf vegetables in the storage period is avoided, the appearance quality of the leaf vegetables is maintained, the senescence of the leaf vegetables after picking is delayed, the edible value and the commodity value of the leaf vegetables are ensured, and the leaf vegetable preservative can be applied to the preservation of various leaf vegetables in high-temperature storage.