641 results about "Ice storage" patented technology

The invention discloses a biological sample low-temperature preservation box, and particularly relates to the technical field of DNA sample preservation, the biological sample low-temperature preservation box comprises a box body and a first box door, the first box door is movably connected with the box body through a hinge, a touch screen, a first camera and a fingerprint lock are fixedly installed at the top end of the box body, and a second camera is fixedly installed on the front side of the box body; a semiconductor refrigerator is fixedly installed in the box body, a second box door is movably arranged on the rear side of the first box door, and the second box door is movably connected with the front side of the box body through a hinge. The threaded ice storage barrel is rotated to be far away from the box body, then ice blocks are placed in the threaded ice storage barrel, finally the threaded ice storage barrel is installed and fixed, auxiliary refrigeration is conducted on the interior of the box body, and meanwhile, along with gradual melting of the ice blocks, generated water enters the water storage barrel through the guide pipe; the one-way valve can prevent water in the water storage barrel from flowing back into the threaded ice storage barrel, the structure is simple, and auxiliary refrigeration can be conveniently carried out on the interior of the box body.

A refrigerator appliance includes a cabinet defining a chilled chamber, a door rotatably mounted to the cabinet and rotatable between a closed position enclosing the chilled chamber and an open position providing access to the chilled chamber, an icemaker mounted to the door, and an ice storage system for storing ice produced by the icemaker. The ice storage system includes a door-mounted ice bucket positioned below the icemaker for storing the ice formed by the icemaker; an ice storage drawer positioned within the chilled chamber, and a damper mounted at a bottom end of the door-mounted ice bucket, the damper being movable between a closed position to retain the ice within the door-mounted ice bucket and an open position to direct the ice into the ice storage drawer.

The invention belongs to the technical field of refrigeration control of refrigeration houses, and provides an energy-saving method and device for ice slurry storage circulation in a refrigeration house and a medium, and the method comprises the following steps: monitoring operation parameters of the refrigeration house in real time, and obtaining and analyzing data to predict a cold load demand; in a low-ebb electricity price period, refrigerating parameters are automatically adjusted according to cold load prediction and cold storage tank reserves, and ice making is implemented; when the temperature of the refrigeration house is close to a set threshold value, energy-saving regulation and control are performed in combination with a prediction result According to the cold load and reserve conditions, different working condition stages of the refrigeration house are determined, and finally a circulation regulation and control result is generated based on the flow-state ice circulation requirement; according to the method, through cold load prediction and accurate regulation and control according to different working conditions, invalid operation and excessive refrigeration of refrigeration equipment are avoided, energy consumption is effectively reduced, ice making and cold storage are achieved through the low-ebb electricity price, electric energy is reasonably utilized, and the electricity utilization cost is reduced.

The invention discloses a quick-cooling ice-making table water purifying and drinking machine. A water refrigerating device comprises a cold container water inlet pump, a cold container, a compressor, a drying filter, a condenser, a cold container evaporator, a reversing electromagnetic valve and a cold container water outlet pump. The ice making device comprises an ice making upper shell, an ice mold evaporator, a compressor, an ice mold evaporator, a deicing electromagnetic valve, a funnel assembly and an ice block conveying assembly, two evaporators, namely a cold container evaporator and the ice mold evaporator are arranged, and pure water in a cold container is refrigerated to 1-2 DEG C through cooperation of the cold container evaporator; when ice blocks are needed, the funnel assembly in the cold container moves upwards, full cold water is conveyed to the ice making module, the ice making module is matched with the ice mold evaporator to make the ice blocks, the funnel assembly moves downwards, the ice block conveying assembly moves to the position below the ice making module, the ice blocks are conveyed out of the ice outlet after ice melting, the whole ice making process is completed within 50 seconds, and quick ice making through cooling and quick ice block making are achieved. The ice blocks are used when being made, and the problems that the ice blocks breed bacteria, and no ice is stored and condensed are effectively solved.

The invention relates to the technical field of lithium batteries, in particular to a lithium battery waste heat utilization system. According to the invention, through the ingenious series connection and heat exchange design of the cooling liquid loop, the low-grade waste heat of the lithium battery is recovered and utilized to the maximum extent. According to the system, the cooling liquid absorbing the heat of the battery is sequentially used for driving the data center to cool, pre-cooling return air of the refrigerating system and finally cooling with a low-temperature secondary refrigerant of the ice storage system. According to the process, gradient utilization of heat is achieved, cooling energy consumption of the data center and the refrigerating system is remarkably reduced, the ice making efficiency of the ice storage system is improved, the comprehensive utilization rate of energy is greatly improved on the whole, and the purposes of saving energy and reducing consumption are achieved.

An ice making assembly mounted on a door of a refrigerator appliance includes an icebox mounted on the door and defining an ice making chamber and an icebox opening to the ice making chamber, an ice storage bin positioned below the icebox for storing ice, wherein an intake slot is defined between the icebox and the ice storage bin, a damper mounted over the icebox opening and being movable between an open position to permit a flow of air through the icebox opening and a closed position to prevent the flow of air through the icebox opening, a drive motor operably coupled to the damper, and a controller in operative communication with the drive motor for selectively pivoting the damper between the open position and the closed position.

The invention discloses heat exchange equipment for a nuclear power station heat pipe air conditioner, which comprises a box body and an ice supplementing device, the inner space of the box body is divided into an upper area and a lower area by a grating plate, the lower area is used as a water storage area, a condenser of the heat pipe air conditioner is arranged in the lower area, water used as a heat exchange coolant is accommodated, and the liquid level of the water submerges the condenser; the upper area serves as an ice storage area, ice blocks are contained in the ice storage area, the ice blocks are melted after being heated and enter the ice storage area through the grating plate, and an ice supplementing device is installed above the ice storage area and used for making ice to supplement the ice blocks into the ice storage area. The heat exchange equipment is small in size, large in cold storage capacity, high in release efficiency and good in heat exchange effect. The invention further provides a nuclear power facility.

The invention discloses an intelligent control method and device for an ice storage system and a storage medium. The method comprises the steps of obtaining real-time data; constructing a dynamic load prediction model based on the real-time data; predicting the cold load per hour of the next day and the total cold load of the non-ice storage time period based on the dynamic load prediction model, and determining the ice storage amount of the next day; according to the ice storage amount of the next day, the peak value of the cooling load per hour of the next day and a preset electricity price policy, a preset cooling capacity distribution scheme is selected; and optimizing cooling capacity distribution according to the selected preset cooling capacity distribution scheme, and coordinating cooling of the base load refrigerator, cooling of ice melting and cooling of the double-working-condition refrigerator. According to the method, the dynamic load prediction model is constructed, so that the problem that a traditional method depends on static historical data and cannot capture sudden load changes is solved. In addition, by optimizing a cooling capacity distribution strategy, operation of the base load cooling machine, ice melting cooling and the double-working-condition cooling machine is coordinated, and the energy efficiency of the ice storage system is further improved.

The invention provides ice making equipment and an ice making method. The ice making equipment comprises an ice making assembly, an ice storage assembly and a controller, and the ice making assembly is used for preparing ice blocks; the ice storage assembly is used for storing the ice blocks prepared by the ice making assembly, the ice blocks are stacked in the ice storage assembly according to the preparation time sequence to form an ice block stacking body, and the ice blocks on the upper surface of the ice block stacking body are the latest ice blocks with the most later preparation time sequence; the controller is configured to receive the first signal, judge whether ice blocks are not newly added to the ice storage assembly or not according to the first signal, execute timing operation and output a second signal based on timing duration under the condition that the ice blocks are not newly added, and the second signal is used for triggering and indicating the fresh state of the ice blocks in the ice storage assembly and providing indication of the freshness of the ice blocks for a user; the eating experience and safety are ensured, and the friendliness of a user product is improved.

An automatic ice discharging device for an ice maker comprises an ice storage bucket and an ice discharging device. The ice storage bucket comprises an ice storage bucket inner container and an ice storage bucket shell. The ice storage barrel inner container comprises an inner container body, an ice outlet end face, an ice guide groove and an ice outlet. The ice outlet end face is arranged in an inclined mode. The ice guide groove is of an annular structure, and the central axis of the ice outlet device coincides with the central axis of the ice guide groove. And the groove spacing of the ice guide grooves is the same as the opening spacing of the ice outlets. The ice discharging device comprises a driving device, an ice stirring unit and a stirring frame. The driving device comprises a driving body and a driving shaft. The ice stirring unit comprises a connecting piece, a connecting rod and an ice stirring frame. And the extending directions of the ice poking rack and the connecting rod are perpendicular to each other. And the ice poking frame is accommodated in the ice guide groove, so that the ice poking frame can drive ice blocks in the ice guide groove to flow to the ice outlet. According to the ice discharging device, ice blocks are screened and stirred, and the ice discharging stability and efficiency are improved.

The invention provides a building ice storage system multi-time scale scheduling method based on a generalized energy storage model. The invention discloses an ice storage model based on generalized energy storage. A detailed model for refrigeration of an ice storage unit and double-working-condition operation characteristics of the ice storage unit are comprehensively considered. Firstly, a detailed refrigeration model of an ice storage refrigeration unit is analyzed, and a dynamic ice melting and ice making optimization scheduling method considering time-of-use electricity price is provided. Secondly, aiming at the problem that the ice storage amount is difficult to schedule visually, the generalized energy storage model is introduced to accurately represent the cold storage amount, and the multi-time-scale scheduling method for the ice storage system based on the generalized energy storage model is provided. According to the method, the temperature of the cooling space can be controlled according to the environment temperature and the ice storage level, economic operation of a refrigeration system can be ensured through an optimization strategy, power grid load transfer is effectively assisted, and the purpose of peak load shifting is achieved.

The utility model discloses a composite type pipeline cleaning vehicle which comprises a vehicle body, an air compressor, an air storage tank, an electric control valve, a central control cabinet, an ice maker and an ice storage tank, wherein the air compressor, the air storage tank, the electric control valve, the central control cabinet, the ice maker and the ice storage tank are arranged on the vehicle body. The composite pipeline cleaning vehicle has the beneficial effects that the composite pipeline cleaning vehicle can achieve free switching of three cleaning modes of single-phase cleaning, two-phase cleaning and three-phase cleaning so as to adapt to different pipeline conditions and upstream water source conditions, construction is easy, ground excavation is not needed, pipelines are not damaged, pipeline cleaning operation is easy, convenient and rapid, and the cleaning efficiency is improved. A proper cleaning mode is selected according to the pipeline evaluation condition and the upstream water source condition, the pipeline safety is effectively protected, pipeline damage is avoided, water consumption is small, applicability is wide, functions are rich, universality is good, popularization is easy, the cleaning capacity is high, and the cleaning effect is good; the problems of medicament loss and endangering water supply quality safety do not exist, a large amount of medicaments do not need to be purchased, and the cost is low.

The invention relates to the technical field of food processing, in particular to a chicken quality preservation treatment method based on sectional regulation, which is characterized in that chicken is pretreated by a composite biological preservative solution, and ice storage treatment and staged storage are combined, so that microbial growth and enzymatic activity of the chicken are effectively inhibited; fat oxidation and protein degradation are delayed, so that the chicken still keeps excellent quality in long-term storage; in the staged storage process, key indexes are monitored in real time or periodically, a threshold value comparison and stage switching mechanism is established, and accurate dynamic regulation and control of the staged modified atmosphere packaging environment under the condition of dynamic deterioration of the chicken quality are achieved. Through segmented regulation and control, juice loss, color deterioration and decay of the chicken in the storage process can be effectively prevented, so that the sensory quality and the nutritional quality of the chicken are maintained, and meanwhile, the gas utilization efficiency in the storage environment is also remarkably improved.

The invention discloses low-temperature severed finger replanting storage equipment and a constant low-temperature system, and relates to the technical field of medical equipment.The low-temperature severed finger replanting storage equipment comprises a box body, a supporting assembly used for containing severed fingers is arranged in the box body, the bottom face of the box body is connected with an ice storage box, and dry ice is contained in the ice storage box; a drain hole communicated with the ice storage box is formed in the bottom wall of the box body, a valve plate used for controlling the drain hole to be opened and closed is installed on the bottom wall of the box body in a sliding mode, and a control component used for controlling the valve plate to slide is installed on the box body. The top of the box body is further provided with a cleaning assembly used for cleaning the severed fingers placed in the box body. A low-temperature environment is provided through dry ice refrigeration, a temperature sensor and a controller are matched to maintain constant low temperature, and the influence of temperature fluctuation on severed finger tissue activity is reduced; the cleaning assembly can clean the severed fingers, the pollution risk is reduced, good conditions are created for severed finger replanting, and the replanting success rate is increased.

The utility model relates to energy equipment technical field discloses a kind of dynamic ice systems of ice blocking prevention and maintaining outlet temperature, including ice storage tank, ice storage tank inner wall is sequentially fixedly connected with ice slurry conveying branch pipe, stirring rod, semi-permeable membrane from top to bottom, the top of the ice slurry conveying branch pipe is fixedly connected with multiple ice slurry conveying spout, ice storage tank one side inside is fixedly connected with gas pipe, the one end of gas pipe is fixedly connected with air pump, air pump is located the outer side wall of ice storage tank, air pump outer wall is fixedly connected with air suction pipe and transmission shaft, the one side electric connection of air pump has monitoring line one, the one end electric connection of monitoring line one has monitoring device.In the utility model, ice crystal and water are completely separated by semi-permeable membrane, fine ice crystals entering the inlet of subcooling plate exchanger can be filtered out during ice storage, ice blocking in the plate exchanger is avoided, ice crystal filter is saved, the size of dynamic ice maker can be reduced, and the effects of preventing ice blocking and maintaining outlet temperature are achieved.

A stirring mechanism and a cold drink machine. The stirring mechanism comprises an ice storage container and a spiral stirring paddle; the ice storage container is provided with an ice outlet; the spiral stirring paddle is rotatably mounted in the ice storage container; a pair of stirring blades are connected to a stirring central shaft and spirally and alternately surround the stirring central shaft in the length direction of the stirring central shaft; the tail ends of the stirring blades are close to the ice outlet; the outer contours of the stirring blades are close to the inner wall of the ice storage container and the stirring blades are used for conveying a material to the ice outlet during rotation. The cold drink machine uses the stirring mechanism. In the present solution, the spiral stirring paddle is provided with a pair of stirring blades, and the stirring blades spirally surround the stirring central shaft, so as to fully stir the material in the ice storage container during rotation, thereby solving the problems in existing ice machines of insufficient stirring and small stirring ranges, which cause materials to easily clump in local areas.

The application is suitable for the field of refrigeration technology, and provides an ice maker heat preservation energy-saving management method based on Internet of Things remote regulation and control, which comprises the following steps: acquiring public frequency data about an ice maker group through the Internet of Things, and analyzing and generating auxiliary decision parameters; based on the auxiliary decision parameters and real-time detection data acquired through local sensors, generating a prediction signal by performing logical judgment on whether a door opening intention is met; in response to the prediction signal, controlling a controllable heat conduction switch arranged between the inner wall of an ice storage box and a cold storage module to switch from a disconnected state to a conductive state, and controlling the conduction parameters of the controllable heat conduction switch; acquiring state data of the ice maker door body, and generating a disconnection instruction for controlling the controllable heat conduction switch to switch to a disconnected state when the door body switches to a closed state. The application deeply integrates Internet of Things remote regulation and control and local sensing, and reduces refrigeration energy consumption through intention prediction and instantaneous cooling of the cold storage module.

The invention provides a refrigerator, an ice making device and an ice making control method, relates to the technical field of household appliances, and is used for solving the technical problem that the full ice amount of an ice storage box is low. The ice cube tray is movably arranged on the bracket and can selectively turn over between a first position and a second position around a first rotating axis; the ice storage box is arranged below the ice cube tray, and the side, facing the ice cube tray, of the ice storage box is of an opening structure; when the ice cube tray is overturned from the first position to the second position, ice cubes in the ice cube tray are separated from the ice cube tray and fall into the ice storage box; the ice stirring piece is movably arranged in the ice storage box and selectively reciprocates between a third position and a fourth position in the horizontal direction. The ice storage box is used for improving the full ice amount of the ice storage box.

The application provides an integrated dry ice cleaning machine, which comprises a rack, an ice storage chamber, an ice mixing system, a gas supply system, a spraying system and an electric control system integrated in the rack; the ice storage chamber is used for storing dry ice particles; the ice mixing system is in communication with the ice storage chamber and receives the dry ice particles; the spraying system is used for spraying the dry ice particles to a surface to be cleaned; the electric control system is used for controlling the operation of the cleaning machine; the gas supply system comprises an air compressor and a gas storage device; the gas storage device is connected to the ice mixing system through a conveying pipe; the conveying pipe is used for conveying compressed air to the ice mixing system to mix the dry ice particles; and the conveying pipe is arranged in a winding shape with an extended path to exchange heat with the outer wall of the ice storage chamber; heat dissipation of the compressed air in the conveying pipe is realized through heat exchange; through reasonable heat dissipation design, the heat dissipation problem of the integrated dry ice cleaning machine is effectively solved, and the efficient operation and service life of the equipment are ensured.

An ice block delivery structure of an ice maker, comprising an ice storage tank and an ice block delivery mechanism arranged on the ice storage tank, the ice storage tank having an ice delivery opening, and the ice block delivery mechanism being capable of pushing the ice blocks in the ice storage tank to the ice delivery opening, characterized in that the ice storage tank extends downward at the ice delivery opening position to form a pre-storage ice bin, the bottom of the pre-storage ice bin forms an ice delivery port, and the bottom of the pre-storage ice bin is provided with a shutter capable of opening and closing the ice delivery port. Through the combined design of the pre-storage ice bin and the fast-responding shutter, the pre-stored ice blocks are directly released, and the ice blocks immediately fall after the user presses the button. The waiting time of the user when taking ice is eliminated, and the ice is immediately delivered after pressing; after taking ice, the shutter quickly closes, completely blocking the residual ice blocks from falling after stopping taking ice.

The utility model provides an ice maker full ice sensing device, including ice storage bucket, stirring subassembly, first sensing subassembly and control device, the ice storage bucket is suitable for storing the ice block that is conveyed by ice making subassembly, including bucket body and is suitable for closing bucket body, the stirring subassembly includes motor and stirring bar, the first sensing subassembly includes the motor and the stirring bar, and the control device includes the motor and the stirring bar. The motor drives the stirring rod to rotate so as to adjust the ice block stacking posture and prevent ice blocks from freezing, the first induction assembly is suitable for monitoring the ice block stacking height, and the control device is suitable for receiving signals of the first induction assembly and controlling the ice making assembly to start and stop according to the signals. The first sensing assembly comprises a first emitter suitable for emitting infrared light beams and a first receiver suitable for receiving the infrared light beams, the first emitter and the first receiver are oppositely arranged in the ice storage bucket, and when ice blocks block a propagation path of the infrared light beams between the first sensing assembly, the control device is suitable for controlling the ice making assembly to stop working. According to the utility model, the control device can intelligently control the start and stop of the ice-making assembly according to the signal of the first induction assembly, so that the automatic control of the ice-making process is realized.

The invention relates to the technical field of road maintenance equipment, in particular to a viaduct ice and snow active identification and removal method and equipment based on deep learning, and aims to realize high-precision and low-delay identification of ice at the bottom of a bridge by replacing a standard convolutional layer in a YOLOv8 backbone network with a GSConv module and constructing a lightweight target detection model; by means of the identified and output position coordinates and size information, the infrared heating plate is guided to be accurately aligned with the root of the ice hanging part, heating parameters are dynamically adjusted, and the ice hanging part naturally falls off after being heated; falling ice blocks enter an ice melting box with a heating layer at the bottom through a collecting tank and a conveying pipeline, are instantly melted into water and are discharged through a drainage pipe, and a closed-loop clearing process without ice storage is formed. Manual intervention is not needed, the bridge body is prevented from being damaged by mechanical impact, the overturning risk of equipment caused by ice storage is eliminated, and the safety, efficiency and automation level of deicing operation are remarkably improved.

The invention discloses a method and a system for identifying a dynamic flow pattern of a solid-liquid two-phase flow, and relates to the technical field of solid-liquid two-phase flow detection. Through a dynamic mode decomposition method, dimension reduction processing is carried out on a snapshot matrix formed by flow pattern images at different moments, and the defects that the efficiency is low and real-time prediction cannot be carried out due to the fact that a traditional computational fluid mechanics method is purely used for iteration solving are overcome. Meanwhile, no auxiliary sensor is needed, and compared with a current complex identification system, the flow pattern of the solid-liquid two-phase flow in the dynamic change process can be rapidly and accurately identified only by combining a high-speed flow camera. The problems of poor real-time performance, high economic cost, complex operation system, narrow application range and the like generally existing in the current identification method are solved. The method has important engineering value for guaranteeing the flowing safety of solid-liquid two-phase flow related to industrial systems such as deep-sea hydrate exploitation and conveying, circulating fluidized bed reactors and dynamic ice storage ice slurry storage.

The application provides a refrigerator, which belongs to the refrigeration technical field and comprises a cabinet, a cabinet door, and an ice maker connected to the cabinet or the cabinet door. The ice maker comprises a first support, an ice tray installed on the first support, and an ice storage box installed on the first support. An ice storage cavity for receiving and storing ice is formed in the ice storage box, and the ice storage cavity is located below the ice tray to receive ice falling from the ice tray. A sterilization device is connected to the first support and located on one side of the ice tray in the length direction. The sterilization device comprises a sterilization light source configured to irradiate the ice storage cavity to sterilize the ice storage cavity and the ice therein. The sterilization device is arranged on one side of the ice tray in the length direction, and the sterilization light source of the sterilization device irradiates the ice storage cavity, thereby sterilizing the surface of the ice block, the inside of the ice block, and the ice storage cavity. The sterilization device can effectively improve the sterilization uniformity of the ice storage cavity and the ice block inside, and ensure the cleanliness of the ice storage cavity and the ice block.

The utility model provides a vehicle-mounted temperature box with an ice storage box, and the vehicle-mounted temperature box comprises a box body, the box body is internally provided with at least one first temperature control cavity, and the first temperature control cavity can be used for freezing objects; at least one ice storage box is further arranged in the first heating cavity, a first space is formed in the ice storage box, and a plurality of ice storage grooves are formed in the first space and are independent from one another; according to the vehicle-mounted temperature box, the first temperature making cavity capable of freezing objects is formed in the vehicle-mounted temperature box, the ice storage box with the multiple independent ice storage grooves is arranged in the first temperature making cavity, after water is poured into the ice storage grooves and placed in the first temperature making cavity for a certain time, the water in the ice storage grooves can be solidified into ice, and ice blocks are obtained after the ice is poured out of the multiple independent ice storage grooves; compared with a traditional vehicle-mounted temperature box which is single in function and does not have corresponding matching tools, the vehicle-mounted temperature box provided by the utility model can effectively improve the driving experience of a user.

The utility model discloses a carbon dioxide water-cooling cascade system which comprises a carbon dioxide circulation loop and a water-cooling cascade circulation loop, the carbon dioxide circulation loop carries out compression refrigeration circulation and comprises a condenser, and a carbon dioxide heat exchange pipeline and a water-cooling heat exchange pipeline are arranged in the condenser. The carbon dioxide heat exchange pipeline is connected with a carbon dioxide circulation loop, and the water-cooling heat exchange pipeline is connected with a water-cooling cascade circulation loop; the water-cooling cascade circulation loop comprises a water chilling unit, a refrigeration air cooler, a cooling tower, ice storage equipment and a water pump. The utility model has the advantages of energy conservation, carbon reduction, greenness, environmental protection, insensitivity to system pressure, small system pressure fluctuation during temperature reduction, and stability.

This utility model relates to the field of water purifier technology. It addresses the problem in existing ice purifiers where melted ice water is discharged into an ice tank for recycling, but the open structure of the ice tank allows bacteria to grow and contaminate the water source, leading to further contamination of the internal water supply. This utility model includes a balance tank, an evaporator, an ice storage tank, and a water receiving box. The balance tank and evaporator are connected, and all three are connected to the water receiving box. A room-temperature water valve is installed on the pipes connecting the balance tank, evaporator, and water receiving box. This utility model is used for wastewater discharge from ice purifiers.

The invention discloses a manual ice outlet device with a self-locking function, an ice storage bucket and an ice maker, the manual ice outlet device comprises a fixed seat arranged on the outer side of an ice outlet, the lower side of the fixed seat is provided with an ice outlet nozzle corresponding to the ice outlet, a door plate capable of closing the ice outlet is hinged in the fixed seat, a frame body extending outwards is arranged in the fixed seat, and the frame body is provided with an opening. A pull rod capable of sliding relative to the fixing base is arranged on the frame body in a penetrating mode, the pull rod is hinged to the door plate through a hinge shaft capable of achieving self-adaptive deformation, and the hinge point of the pull rod and the door plate is located on the side, close to a user, of the hinge point of the door plate and the fixing base. An elastic piece is arranged between the pull rod and the frame body, and an opening and closing assembly is arranged on the side, away from the door plate, of the pull rod. The door plate has the advantages that the gain effect of light opening and quick opening of the door plate is achieved in a pure mechanical mode, the problem that an existing door plate is difficult to open and close is solved, and temperature loss in a bin is optimized when the door plate is opened.

This invention provides a refrigeration appliance. The refrigeration appliance includes an ice-making chamber with an opening. An ice maker and an ice storage box are installed inside the ice-making chamber, with the ice storage box comprising a body that is open at one end facing the chamber opening. The ice storage box also includes a shielding portion at the open end of the body and a first connecting member disposed away from the open end. The shielding portion is at least partially expandable towards the chamber opening. The body is suspended inside the ice-making chamber via the first connecting member and can pivot around the first connecting member. This design facilitates ice retrieval for the user.

The utility model relates to the technical field of fruit preservation, in particular to a portable preservation box for fruits, which comprises a storage cover and an ice storage cover, the top of the storage cover is fixedly connected with the bottom of a handle, the bottom of the storage cover and the bottom of the ice storage cover are both provided with sealing grooves, the inner side walls of the sealing grooves are connected with the outer side walls of sealing pressing strips, and the outer side walls of the sealing pressing strips are connected with the storage cover. The bottom of the sealing pressing strip movably abuts against the top of the box body, the upper surface of the interior of the box body movably abuts against the top of the inner container, a heat preservation layer is arranged between the inner container and the box body, buckles are arranged on the front face and the rear face of the storage cover and the front face and the rear face of the ice storage cover, and buckle grooves are formed in the periphery of the top of the box body. A sealing protrusion is arranged at the top of the box body, an ice storage bin and a storage bin are arranged in the inner container, a partition strip is arranged on the inner side wall of the storage bin, and the inner side wall of the partition strip is in sliding connection with the outer side wall of a partition plate. The device can achieve the effects that the cut fruits are convenient to carry, and the fruits can be preserved and stored for a long time.