57 results about "Frozen vegetables" patented technology

The invention is suitable for the technical field of quick-frozen vegetable sorting, and particularly relates to a quick-frozen vegetable sorting method and device.The method comprises the steps that initial optical data and initial dielectric spectrum data of quick-frozen vegetables are obtained, space-time alignment and compression are conducted on the initial optical data and the initial dielectric spectrum data, and the initial optical data and the initial dielectric spectrum data are obtained; obtaining first optical data and first dielectric spectrum data; based on the first dielectric spectrum data, performing ice crystal repair on the first optical data to obtain second optical data; wherein the ice crystal repairing is used for eliminating the influence of ice crystal interference on optical data; determining the defect probability of the quick-frozen vegetables based on the first dielectric spectrum data and the second optical data; and sorting the quick-frozen vegetables according to the defect probability. According to the method, the problem of image distortion caused by ice crystal interference is solved, defect detection with higher precision is realized, the sorting precision of the quick-frozen vegetables is remarkably improved, and the misjudgment rate and the missed judgment rate are reduced.

The utility model discloses a quick-frozen vegetable pretreatment device before quick-freezing, which comprises a base, fixing rods are arranged at four corners of the top of the base, transmission rollers are arranged at the tops of the close ends of two groups of fixing rods on the same side, a servo motor is arranged at the top of one end of the front surface of one group of fixing rods, and the servo motor is connected with the transmission rollers. The output end of the servo motor is provided with a first belt pulley connected with the set of conveying rollers, and the side, close to the first belt pulley, of the top of the base is provided with a protection bin; through mutual cooperation of a servo motor and a transmission roller, transmission operation of the aluminum alloy transmission mesh belt can be achieved, and through linkage cooperation of a first belt pulley, a belt, a second belt pulley, a rotating rod, an incomplete gear, a tooth block, a spring, a U-shaped connecting rod and an impact plate, vibration work of the aluminum alloy transmission mesh belt can be achieved; the situation that later vegetable residues fall off to block through holes in the aluminum alloy conveying net belt is prevented, and the later draining efficiency is improved.

The utility model relates to the technical field of vegetable cutting, in particular to a cutting and separating device for quick-frozen vegetable food processing, which is characterized in that an inner cavity is arranged in a collecting box, a collecting frame is movably mounted in the inner cavity, a handle is fixedly mounted on the surface of the collecting frame, a controller is fixedly mounted on the front surface of the collecting box, and a cutting box is fixedly mounted at the top of the collecting box; a second electric telescopic rod can drive a cutting knife to move downwards, so that the cutting knife can move into the cutting box, the cutting knife can vertically cut vegetables in the cutting box, then the second electric telescopic rod drives the cutting knife to move upwards, and the cutting knife can be separated from the interior of the cutting box. Then the motor drives the rotating rod to rotate by 90 degrees, and the rotating rod synchronously drives the bottom plate and the cutting knife to rotate by 90 degrees, so that vegetables in the cutting box can be transversely cut after the cutting knife is rotated by 90 degrees, the vegetables can be cut into strips with the same size, and the vegetables are convenient to cut and separate.

The invention discloses a distributed quick-frozen vegetable processing and freezing device and a freezing process thereof. The distributed quick-frozen vegetable processing and freezing device comprises a freezing box body, a base box body, a positioning conveying roller, a floating conveying roller, a lifting mechanism, a rotating mechanism and a side rotating bin, a plurality of lifting blocks and a plurality of floating conveying rollers can be driven by a hydraulic air cylinder to move up and down, so that vegetables are continuously dispersed and separated up and down on the upper sides of the floating conveying rollers and a plurality of positioning conveying rollers, freezing and bonding among the vegetables are reduced, and in the discharging stage, a plurality of friction wheels are driven by friction during reciprocating transmission of a friction belt to rotate synchronously; in this way, the multiple positioning conveying rollers and the multiple floating conveying rollers synchronously rotate and are separated from the vegetables, the vegetables are frozen and bonded with the multiple positioning conveying rollers and the multiple floating conveying rollers and then rapidly rotate and are separated, and meanwhile the vegetables are rapidly conveyed out through synchronous rotation of the multiple positioning conveying rollers and the multiple floating conveying rollers. The separation efficiency and the conveying and discharging efficiency of the vegetables are greatly improved.

Medical meals (meals for inpatients and residents in medical facilities, nursing and welfare facilities, etc.), especially hospital meals, can only provide warm vegetable salads and cannot serve raw vegetable salads. In addition, conventional frozen vegetables have undergone enzyme inactivation by blanching, resulting in poor texture and unappetizing taste. 【Solution】Wash, cut the harvested vegetables, and during heat sterilization, perform low-temperature sterilization that meets the conditions for killing coliform bacteria and does not aim at enzyme inactivation, then cool and freeze them. The resulting frozen vegetables can be consumed without heating after thawing, enabling a taste and texture close to fresh produce.

The utility model belongs to the technical field of quick-frozen vegetable processing, and discloses a winnowing machine for processing quick-frozen vegetables, which comprises an equipment shell, a feeding hole is formed in the top of the equipment shell, a heat preservation structure is arranged on the outer surface of the equipment shell, and a discharging hole is formed in one side wall of the equipment shell; the flow guide plate is obliquely arranged in the equipment shell, and the flow guide plate is located below the feeding opening; the heating device is composed of a heating rod frame installed at the bottom of the flow guide plate, a plurality of heating rods installed on the heating rod frame and a temperature controller installed in the equipment shell, and the heating device is used for preventing frost condensation; and the multi-stage sorting device comprises a main fan, a first auxiliary fan and a second auxiliary fan, and the air speeds of the main fan, the first auxiliary fan and the second auxiliary fan are gradually increased. According to the utility model, frost condensation can be conveniently prevented, light impurities and qualified materials can be separated in a multi-stage manner, and meanwhile, the breakage rate of the surfaces of vegetables can be reduced.

The present application belongs to the technical field of frozen vegetable processing, and specifically provides a green-protecting and browning-preventing method for frozen vegetables, which comprises the following steps: washing fresh vegetables after cutting or without cutting; blanching the washed vegetables in weak alkaline electrolytic water, cooling the blanched vegetables, soaking the cooled vegetables in a color-protecting soaking solution, then draining, quick-freezing, sub-packaging, and finally freezing and storing. The green-protecting and browning-preventing method has the dual synergistic effect of weak alkaline electrolytic water blanching and endogenous peroxidase inhibitor soaking color protection, thereby improving the stability of chlorophyll, inhibiting the activity of residual peroxidase, and inhibiting the enzymatic browning of frozen vegetables, so that the color quality of green vegetables can be maintained during long-term freezing and storage, which meets the green and healthy concept and is easy to popularize and apply.

The invention is suitable for the technical field of food processing, and particularly relates to a vegetable quick-freezing control method and device and quick-freezing device.The method comprises the steps that vegetables are subjected to quick-freezing treatment through the quick-freezing device, and quick-frozen vegetables to be sorted are obtained; obtaining the size, weight and appearance information of the quick-frozen vegetables to be sorted through a detection module; comparing the obtained size, weight and appearance information with size, weight and appearance information ranges in a preset standard information range in a one-to-one correspondence manner to obtain comparison results; based on a comparison result, if at least one piece of information exceeds corresponding information in a preset standard information range, triggering an abnormal signal; performing abnormal feature verification on the quick-frozen vegetables to be sorted based on the abnormal signals; and based on the result of the abnormal feature verification, an execution module is controlled to execute corresponding sorting operation, so that sorting of the quick-frozen vegetables to be sorted is completed. According to the embodiment of the invention, the quick-frozen vegetables can be accurately and efficiently sorted.

The utility model belongs to the technical field of vegetable draining, and particularly relates to a quick-frozen vegetable draining device which comprises a draining box, a box door is movably connected to the upper portion of one side of the draining box, a water collecting cavity is formed in the lower portion of the inner wall of the draining box, and a drainage opening is fixedly connected to the bottom of the side wall of the draining box in a sleeved mode. The draining box comprises a draining mechanism for draining, a drying mechanism for drying water and a limiting mechanism for limiting; air inlet heating pipes are symmetrically arranged at the top end of the draining box; in the using process, through the arrangement of the draining mechanism, a large amount of water on the surfaces of vegetables can rapidly flow into the water collecting funnel and other components through the draining holes, primary water separation is achieved, the water content of the vegetables is reduced, then the vegetables are blow-dried through the drying mechanism by means of heated air, and the drying efficiency is improved. The residual moisture on the surfaces of the vegetables is further removed. Compared with pure natural draining, the mode of draining firstly and then drying greatly shortens the treatment time, and improves the overall working efficiency.

The invention belongs to the technical field of vegetable blanching, and particularly relates to quick-frozen vegetable blanching equipment which comprises a main body box, a feeding belt is arranged on the inner wall of the main body box, a cover body is arranged at the top of the main body box, a discharging belt is installed on the side, away from the feeding belt, of the inner wall of the main body box, and a slope is formed in the bottom of the inner wall of the main body box; the guide mechanism is mounted on the side, close to the feeding belt, of the inner wall of the main body box, through the arrangement of the guide mechanism, when leaf vegetables are pressed on the water surface by the sieve plate and rotate to leave the water surface to face the filtering mechanism, the supporting plates drive the two ends of the sieve plate to tilt up, and then the rotating rods drive the elastic blocks to knock the surface of the sieve plate; according to the leaf vegetable blanching machine, vegetable broken leaves adhered to the surface of the sieve plate are shaken off by external force and are concentrated at the top of the filtering mechanism for collection, chippings are separated from leaf vegetables, the leaf vegetables can be completely immersed in water, the leaf vegetables are blanched more uniformly, the chippings are separated from the leaf vegetables, and the product quality is improved.

The utility model relates to a frozen vegetable impurity sorting machine which comprises a screening hopper body, a mounting frame is arranged at the bottom of the screening hopper body, two first mounting blocks are fixedly connected to the screening hopper body, the two first mounting blocks are rotationally connected with a rotating shaft, and two second mounting blocks are fixedly connected to the screening hopper body. A connecting rod is fixedly connected between the two second mounting blocks, sliding grooves are formed in the two guide frames, the connecting rod is in sliding connection with the sliding grooves, the limiting blocks are clamped with the limiting grooves, and when the inclination angle of the screen hopper body needs to be adjusted, the limiting blocks on the connecting rod are pulled out outwards, the screen hopper body is lifted upwards with one hand, the connecting rod is driven to rotate, and the screen hopper body can be adjusted. And after rotating to a proper angle, the limiting block is clamped with the other limiting groove in the guide frame, so that the positions of the connecting rod and the screen bucket body are effectively limited, the stability is high, and the problem that the screen bucket body falls off in the operation process is avoided.

The utility model relates to quick -frozen food processing technical field discloses quick -frozen vegetable anti -drop discharge equipment, including quick -frozen structure, discharge structure and anti -drop structure, the discharge structure installs on quick -frozen structure, the anti -drop structure installs on discharge structure, the discharge structure includes fixed block, pivot, guide plate, first hinged seat, second hinged seat, electric push rod, conveyer belt and motor, the guide plate and pivot rotatory connection, first hinged seat and second hinged seat are connected through electric push rod, first roller and second roller are connected through conveyer belt, motor shaft and second roller fixed connection of motor of the utility model. The utility model discloses the discharge structure that sets up, and vegetables are transferred to guide plate conveyer belt from the discharge board, and vegetables are conveyed to the collecting box by motor drive conveyer belt, realizes the automatic discharge collection, and simultaneously, electric push rod can adjust the guide plate angle flexibly, avoids the vegetables concentrated accumulation in the collecting box same position.

The utility model provides a food material cooling and raw material unfreezing circulation heat exchange system which comprises a cooling pool and an unfreezing pool, the unfreezing pool is communicated with the cooling pool through a first pump body, the cooling pool is communicated with a heating pool through a third pump body, and the heating pool is communicated with the unfreezing pool through a second pump body to form circulation. Hanging brackets are arranged above the cooling pond and the thawing pond, storage nets are arranged in the cooling pond and the thawing pond, and the storage nets are connected with cranes on the hanging brackets. The cyclic utilization system not only realizes the effective transfer of heat between the egg dumplings and the frozen vegetables, but also greatly reduces the energy consumption and improves the production efficiency. The whole circulation process not only reflects the efficient utilization of resources, but also responds to the green and environment-friendly production concept, and achieves the dual goals of saving energy, reducing consumption and improving the product quality.

The utility model relates to the technical field of sterilization and disinfection of quick-frozen vegetables, in particular to a sterilization and disinfection device for quick-frozen vegetables, which improves the disinfection quality and efficiency. Comprising an ultraviolet disinfection lamp; the device further comprises a feeding and discharging mechanism, two placing mechanisms, a jacking mechanism, a jacking driving mechanism, a disinfection mechanism and a disinfection rotating mechanism, the placing mechanisms are placed on the feeding and discharging mechanism, the jacking mechanism is installed on the feeding and discharging mechanism, the jacking driving mechanism is installed on the jacking mechanism, and the disinfection mechanism is installed on the feeding and discharging mechanism. The disinfection rotating mechanism is mounted on the disinfection mechanism, vegetables are fed through the feeding and discharging mechanism, the placement mechanism stores the vegetables, the jacking driving mechanism drives the jacking mechanism to push the placement mechanism into the disinfection mechanism for disinfection and sterilization, and the disinfection mechanism is driven to rotate through the disinfection rotating mechanism.

The utility model provides quick-frozen vegetable processing and packaging equipment, which relates to the field of vegetable processing and comprises a fixing frame, a conveying mechanism is arranged in the fixing frame, a refrigerating mechanism is mounted on the upper surface of the fixing frame, and four supporting legs are mounted on the bottom surface of the fixing frame. A supporting mechanism is jointly installed on the side faces, close to each other, of the two sets of supporting legs, a controller is installed on the front face of the fixing frame, a display screen is arranged on the front face of the controller, the conveying mechanism comprises a driving motor, two sets of bearings are fixedly embedded in the fixing frame, driving wheels are installed in the two sets of bearings, and the driving wheels are connected with the driving motor. The outer surfaces of the two driving wheels are jointly in transmission connection with a conveying belt, and symmetrical limiting strips are arranged on the outer surface of the conveying belt. According to the quick-frozen vegetable cooling device, quick-frozen vegetables can be blown and cooled through cooperation of the refrigerating machine body, the fixed curved pipe and the spray head, the effect of cooling the quick-frozen vegetables is achieved, and the quick-frozen vegetables are prevented from being melted.

The utility model relates to the technical field of food processing, and provides a high-brittleness quick-frozen vegetable uniform blanching machine which comprises a blanching box, a lifting assembly and a blanching basket, and the lifting assembly is installed on the blanching box and used for placing the blanching basket into the blanching box; the lifting assembly is provided with a first motor, and an output shaft of the first motor is connected with the blanching basket; an airflow stirring assembly is arranged in the blanching box. According to the uniform blanching machine for the high-brittleness quick-frozen vegetables, the blanching uniformity of the vegetables is improved.

The utility model relates to the technical field of vegetable quick-freezing, in particular to a quick-frozen vegetable blanching device which comprises a blanching frame, a belt conveyor is obliquely arranged in the blanching frame, the belt conveyor is connected with the inner wall of the blanching frame, a plurality of bearing plates are fixedly connected to the belt conveyor, a water outlet pipe is fixedly connected to the bottom of the blanching frame, and the bearing plates are fixedly connected to the water outlet pipe. The other end of the water outlet pipe is fixedly connected with the water storage tank, the lower portion of one side of the water storage tank is fixedly connected with a water feeding pipe, the output end of the water feeding pipe is arranged above the higher end of the belt conveyor, the water feeding pipe is fixedly connected with a water pump, and the water storage tank is fixedly connected with a heater. And a filtering device is fixedly connected to the interior of the water storage tank. Water in the blanching frame can flow and be replaced, and impurities are prevented from affecting the quality of vegetable products.

The invention belongs to the technical field of deep processing of frozen vegetables, and particularly relates to a processing method for synchronously maintaining flavor, texture and nutrition of frozen broccoli, in particular to a preparation method of frozen broccoli based on ethylene-calcium-ROS signal triple regulation protection and an obtained product. By adopting the multi-layer composite coating, the flavor loss (gt; gt) in the broccoli reheating process can be obviously reduced; 40%); meanwhile, the requirements for hardness, flavor and nutrition are met, quality fission can be avoided in the long-term storage process, the color retention degree is good, and no peculiar smell is generated. By means of the treatment process, the resource utilization rate of broccoli can be increased, waste of agricultural products is avoided, and the large-scale and long-period supply requirements of the modern food industry are met.

The utility model relates to the field of pretreatment devices before quick-freezing of quick-frozen vegetables, and discloses a pretreatment device before quick-freezing of quick-frozen vegetables, which comprises a fixing frame, a second gear is arranged on the top side of the inner wall of the fixing frame, a second rack is meshed and connected with the front side of the second gear, a sliding plate is arranged on the bottom side of the second gear, and a cleaning brush is arranged on the bottom side of the sliding plate. A conveying belt is arranged on the bottom side of the cleaning brush, a blanching pool is arranged on the bottom side of the front end of the conveying belt, a first gear is arranged at the rear end of the right side of the inner wall of the blanching pool, and a first rack is connected to the bottom side of the first gear in an engaged mode. The cleaning device has the effect of adjusting the cleaning device before blanching left and right, the cleaning device can adapt to vegetables of different sizes and shapes, treatment of diversified vegetable raw materials is very important, different vegetables may need different cleaning modes and strength, the effect of cleaning the bottom of the blanching pool is achieved, the bottom of the blanching pool is cleaned regularly, and the cleaning efficiency is improved. And deposited impurities and residues can be removed.

To provide a technique for producing cooked frozen vegetables reduced in syneresis during thawing.SOLUTION: The method for producing cooked frozen vegetables includes a cooking step of cooking vegetables to obtain cooked vegetables, and a freezing step of freezing the cooked vegetables. The method includes a preheating step of heating the vegetable before the cooking step, and the preheating step includes the following treatment A or B. Treatment A: The vegetable is brought into contact with oil at a temperature of 40 to 80 °C for 5 minutes or more. Treatment B: The vegetables are allowed to stand for 5 minutes or more in an environment with an atmospheric temperature of 40 to 80 °C and a relative humidity of 30 to 80%.SELECTED DRAWING: None

[Problem] To provide a method for producing a kit for a fluid food / drink product through which it is possible to easily produce a cold fluid food / drink product, and to improve the appearance of the kit as a product and the texture and taste of the fluid food / drink product.　[Solution] The present invention relates to a method for producing a kit for a fluid food / drink product, the method comprising: a cooling step (S120) for cooling a liquid seasoning composition at a first temperature in a refrigeration device; a molding step (S130) for molding, in a molding device, the seasoning composition that has undergone the cooling step and turned into a sherbet-like food in which a solid and a liquid are mixed; a cutting step (S140) for cutting the molded body obtained in the molding step into block shapes by using a cutter; a freezing step (S150) for freezing the block-shaped molded bodies obtained in the cutting step at a second temperature lower than the first temperature in a freezer; and a depositing step (S160) for putting the frozen block-shaped molded bodies that have undergone the freezing step and at least one from among a frozen fruit and a frozen vegetable into a cup.

The present invention relates to a method for producing frozen vegetable and / or potato products, comprising the following steps: - supplying an amount of vegetable and / or potato products; - washing the supplied vegetable and / or potato products to form base vegetable and / or potato products; - heat-treating the base vegetable and / or potato products in a housing to form heat-treated vegetable and / or potato products for at most 40 minutes; - freezing the heat-treated vegetable and / or potato products, wherein a dew point temperature for the air in the housing is set in the range from 70 °C to 99 °C for heat-treating the base vegetable and / or potato products (calculated in accordance with air temperature and relative humidity), wherein, during the heat treatment, the conditions of the air present in the housing are detected which are required to be able to determine the dew point temperature, and these conditions are adjustable in order to achieve and maintain the desired dew point temperature during the heat treatment.

The utility model relates to the technical field of quick-frozen vegetable processing, and provides a quick-frozen vegetable vacuum refrigerator which comprises a vacuum chamber, a plurality of trays are detachably mounted in the vacuum chamber, and the trays extend in the height direction of the vacuum chamber; a material pushing part and a driving assembly are arranged in the vacuum chamber, the material pushing part is connected to the driving assembly, and the driving assembly is used for driving the material pushing part to move horizontally; the number of the material pushing parts is multiple, and the multiple material pushing parts and the multiple trays are in one-to-one correspondence. The method has the effect of improving the quality of the quick-frozen vegetables.

The utility model relates to a quick-freezing fluidized bed, in particular to a vegetable fresh-keeping quick-freezing fluidized bed with a deicing structure, which comprises a fluidized bed component, a crushing component, a discharging component and a cold air module, the crushing component is arranged on the outer wall of one side of the fluidized bed component, the discharging component is mounted on the outer wall of one side of the top of the fluidized bed component through bolts, and the cold air module is mounted on the top of the fluidized bed component. The cold air module is mounted on the outer wall of one side of the fluidized bed assembly through bolts; vegetables such as quick-frozen corn particles and the like are conveyed, the vegetables such as the quick-frozen corn particles and the like can flow into the barrel body through the feeding opening, the vegetables such as the corn particles and the like which are not adhered together due to quick freezing can flow to the discharging opening under the action of gravity, then the quick-frozen vegetables can flow out through the discharging opening, and meanwhile the driving motor is started in the process; the connecting shaft can drive the multiple stirring rods to rotate, the rotating stirring rods are matched with the fixing rods to knock the vegetables adhered together, the vegetables are smashed, and the situation that quick-frozen vegetables are adhered together to affect packaging is avoided.

The utility model relates to a freezing and blanching device which is suitable for preparing prefabricated vegetables and comprises a cold and heat combined supply module, a vegetable washing machine, a vegetable cutting machine, a blanching machine, a cooling pond, an instant freezer and an air dryer. The vegetable washing machine, the vegetable cutting machine, the blanching machine, the cooling pond, the instant freezer and the air dryer are connected in sequence; the combined cold and heat supply module is in loop connection with the blanching machine to form heat supply circulation, and the combined cold and heat supply module is in loop connection with the cooling pond to form cold supply circulation. The freezing and blanching device is simple in structure and easy to connect, and the problem that a traditional system needs a plurality of energy supply devices is solved. The cold and heat combined supply module is arranged, the same power is used for providing cold and heat for the preparation process of the prefabricated vegetables, the energy consumption needed by blanching and freezing the vegetables is reduced, and therefore the preparation cost of the prefabricated vegetables is reduced.

The invention discloses processing and conveying equipment for quick-frozen vegetables. The processing and conveying equipment comprises a processing box body, a lifting conveying mechanism, a vegetable feeding mechanism, a discharging track plate, an ultrasonic generator and a power mechanism, vegetables enter a cleaning tank with an opening in the right side defined by a floating bottom plate, an end baffle and a side connecting plate, the vegetables are located on the upper sides of a plurality of conveying rollers, the vegetables are cleaned in water through operation of a plurality of ultrasonic generators, the floating bottom plate is driven by a power mechanism to move upwards, and the cleaning efficiency is improved. The conveying rollers are aligned to the upper end of the discharging track plate, then the driving unit drives the multiple conveying rollers to rotate, the multiple conveying rollers drive the vegetables on the conveying rollers to be conveyed to the discharging track plate to be automatically discharged, then the lifting conveying mechanism is reset, and then the vegetables are fed into the processing box through the vegetable feeding mechanism. In this way, the machining process of automatic conveying, cleaning, lifting and conveying is formed, machining is flexible and convenient, and the burden of manual operation is reduced.

The invention discloses a collaborative linkage type quick-frozen vegetable cutting and moving device and a processing technology thereof. The collaborative linkage type quick-frozen vegetable cutting and moving device comprises a processing base, a feeding hopper, a feeding and pushing assembly and a lifting type cutting assembly. By designing a transmission structure with the upper feeding plate, the rotating column and the lower pushing plate from top to bottom, after cutting is completed, the upper feeding plate is driven by the control motor to move backwards and break away from vegetables, meanwhile, through transmission of the rotating column, the lower pushing plate pushes the cut quick-frozen vegetables forwards, and the cut quick-frozen vegetables are cut more quickly. And the cut quick-frozen vegetables are conveyed and discharged forwards, so that integrated operation is realized, no extra power device is needed for discharging, and the cost and the energy consumption are reduced.

The utility model discloses a quick-frozen vegetable cleaning device which comprises a cleaning pool, a first support and a second support are arranged at the front end and the rear end of the cleaning pool respectively, a moving assembly is arranged on the first support, a sliding plate is connected between the first support and the second support in a sliding mode, and a lifting assembly is arranged at the lower end of the sliding plate. According to the quick-frozen vegetable cleaning device, rotation of the first rotating frame and the second rotating frame at the upper end of the draining basket can be conveniently achieved through rotation of the two-way lead screw, the draining basket can sink into cleaning water in a cleaning pool conveniently through guiding cooperation of the four telescopic rods, and the draining basket can sink into the cleaning water through cooperation of a threaded rod and a first sliding block. According to the quick-frozen vegetable cleaning device, a first sliding block can conveniently drive a sliding plate to move, so that the sliding plate drives a lifting assembly to move, a draining basket can move in a cleaning pool, and impurities on quick-frozen vegetables can be conveniently cleaned.

The present invention addresses the problem of providing a novel means for producing frozen fruits and vegetables that are similar in texture to fresh fruits and vegetables even after the fruits and vegetables have been frozen and thawed, and can be tastily consumed. Said problem is solved by providing: a freeze-thaw resistance-imparting agent for fruits and vegetables comprising pullulan; and frozen vegetables and fruits that comprise pullulan. In order to solve this problem, the present invention also provides a method for producing frozen vegetables and fruits, the method comprising: a step for immersing vegetables and fruits in an immersion liquid comprising pullulan; and a step for freezing the fruits and vegetables after removing the fruits and vegetables from the immersion liquid. According to the freeze–thaw resistance-imparting agent, the frozen fruits and vegetables, and / or the production method according to one aspect of the present invention, it is possible to obtain frozen fruits and vegetables which are similar in texture to fresh fruits and vegetables before freezing, and which can be tastily consumed.

The utility model relates to the technical field of impurity sorting equipment, and discloses a quick-frozen vegetable processing impurity sorting machine which comprises a base, a moving assembly, a movable column, a lifting device, a placing frame, a collecting frame and a limiting device. According to the quick-frozen vegetable processing impurity sorting machine, under the action of the moving assembly, a containing frame can be moved to the position below the conveying assembly on the left side for feeding, impurities can fall into the containing frame on the lower portion under the action of a filter screen, under the action of the moving assembly, the containing frame can be moved to the position above the conveying assembly on the right side, and an electric push rod and a telescopic rod are started; and after discharging is completed, a telescopic rod is started to enable the placing frame to incline leftwards, impurities in the lower portion of the placing frame enter a collecting frame, a handle is rotated, the collecting frame can be taken out to be cleaned, practicability is high, and the effect is good.