1113 results about "Cold store" patented technology

The invention provides a refrigerator and an unfreezing method for food materials stored in the refrigerator. The refrigerator comprises a refrigerating chamber, an unfreezing chamber and an evaporation cabin, and an evaporator and a fan are arranged in the evaporation cabin; the controller is connected with the humidity sensor, the temperature sensor, the first air door, the second air door, the evaporator and the fan. The unfreezing chamber is arranged in the refrigerating chamber of the refrigerator, food materials to be unfrozen are unfrozen to the temperature at which the food materials are slightly frozen and easy to cut by utilizing high-humidity gas in the evaporation cabin, and then the temperature in the unfreezing chamber is controlled within the constant range at which the food materials are slightly frozen and easy to cut. By controlling the opening or closing of the first air door and the fan, the effect of conveying the high-humidity gas to the thawing chamber can be realized, so that the problems of long thawing time and non-uniform thawing caused by incapability of accurately capturing the surface temperature of the stored food materials in the thawing process of the stored food materials are solved.

The invention provides an air door structure, a refrigerator and a control method. The air door structure comprises a refrigerating chamber, and a first temperature sensor is arranged in the refrigerating chamber; the refrigerating chamber comprises an air inlet; the air door is used for opening or closing the air inlet; the air supply structure is used for introducing refrigerating airflow into the refrigerating chamber through the air inlet; the second temperature sensor is used for detecting the temperature of the air door; the detection module is in signal connection with the first temperature sensor and the second temperature sensor, the detection module judges whether the air door breaks down or not according to detection values of the first temperature sensor and the second temperature sensor, and the technical problem that the air door is prone to frosting is solved through the air door structure.

A refrigerator including a refrigerating compartment; a freezing compartment; an evaporator at a rear side of the freezing compartment; a communicating duct including a first flow path and a second flow path; a refrigerating compartment duct configured to receive cold air generated by the evaporator from the communicating duct and including a first internal flow path to guide cold air from the first flow path to a first refrigerating space of the refrigerating compartment, and a second internal flow path to guide cold air from the second flow path to a second refrigerating space of the refrigerating compartment; and a damper including a first damping cover configured to control a supply of cold air to the first internal flow path, and a second damping cover configured to control a supply of cold air to the second internal flow path.

The invention discloses an energy consumption optimization method for intelligent temperature-control frequency-conversion refrigeration and fresh-keeping equipment. The method comprises the following steps: S1, mounting a camera on a door of a refrigerated cabinet, and mounting a temperature and humidity sensor in the refrigerated cabinet; s2, each refrigerating chamber of the refrigerated cabinet is partitioned according to the vertical sequence position of the storage space, and an air outlet is formed in each partition; s3, collecting temperature and humidity data in the refrigerating chamber, and establishing a data table; s4, the articles and the storage subareas placed in the refrigerated cabinet are analyzed through image recognition; s5, according to the analysis result of the step S4, the temperature change of the partitions is calculated, the temperature change is compared with a preset temperature threshold value of the refrigerated cabinet, and a difference value V0 is obtained; the problem that in the prior art, energy consumption of a control method of the refrigerated cabinet is high is solved, meanwhile, the purpose of uniform temperature distribution of the refrigerated cabinet is achieved, and through cooperation of the camera and the temperature and humidity sensor, temperature changes of objects and partitions can be accurately analyzed, and the cooling capacity requirements of all the partitions can be accurately calculated and reasonably distributed.

A refrigeration device includes a refrigerated compartment, a door that seals the compartment, a dispenser opening in an exterior surface of the door, and a dispenser outlet in the opening. The refrigeration device also includes a reservoir configured to hold a substance and a conveyor configured to convey the substance from the reservoir to the dispenser outlet. Measurement sensors of the refrigeration device are configured to generate first measurement signals that are indicative a gesture of a hand in the dispenser opening. A control unit of the refrigeration device is configured to ascertain a requested fill height based upon the first measurement signals. The control unit is further configured to generate signals that cause the conveyor to convey the substance from the reservoir to a container placed under the dispenser outlet and cease conveying the substance upon the container attaining the requested fill level.

A controlled atmosphere cold storage device comprises a box body, a cold storage chamber is arranged in the box body, and the controlled atmosphere cold storage device is characterized by further comprising a refrigeration device used for controlling the temperature of the cold storage chamber, a nitrogen supply device used for supplying nitrogen to the cold storage chamber, a carbon dioxide supply device used for supplying carbon dioxide to the cold storage chamber and a control device used for executing instructions. The nitrogen supply device and the carbon dioxide supply device communicate with the refrigerating chamber. The modified atmosphere cold storage device is optimally designed on the basis of a vertical refrigerator, the gas cylinder, the gas monitoring sensor, the gas supply device, the humidifier and other key components are added on the basis of the vertical refrigerator, and the modified atmosphere refrigerator is obtained through optimization design. The refrigerator has the function of displaying parameters such as the temperature, the humidity, the oxygen concentration and the carbon dioxide concentration in the refrigerator, and a user can regulate and control the temperature, the humidity and the gas concentration in the refrigerator according to requirements and the display parameters, so that a proper environment is created for fruit and vegetable storage, and the fresh-keeping effect on fruits and vegetables is improved.

The invention provides a refrigeration house multi-fan intelligent cooperative defrosting control system and method. The refrigeration house multi-fan intelligent cooperative defrosting control system comprises an air-cooled condenser, a throttling valve, a compressor, a refrigerating chamber, a bypass valve, an air speed sensor, a temperature and humidity sensor, a temperature sensor, a pressure sensor, a flow meter, an air cooler tail end evaporator, data acquisition equipment, a central processing unit and a control output port. According to the cold storage scene that hot gas bypass defrosting is adopted, and one refrigerating unit is provided with a plurality of air coolers, the ratio (COP) of the accumulated refrigerating capacity to the total energy consumption in the operation period of each air cooler is calculated. And a comprehensive performance coefficient dynamic model of the air cooler is constructed by combining the temperature difference between the air supply and the air return, so that optimal energy efficiency of the air cooler and multi-fan defrosting control are realized. Compared with the prior art, the defrosting control logic is reconstructed from the perspective of the performance coefficient of the air cooler, the frosting condition of the surface of the evaporator at the tail end of the multiple fans of the refrigeration house can be accurately judged, it is ensured that the unit maintains high efficiency in the operation process, and development of the efficient and energy-saving control technology of a refrigeration house refrigerating system is facilitated.

The present application relates to the technical field of refrigerators and discloses an inner liner assembly, comprising: an inner liner having a refrigerator compartment internally configured; a windshield disposed within the inner liner and enclosing a dehumidification interlayer with a first sidewall of the inner liner, the dehumidification interlayer being in communication with the refrigerator compartment; a thermal insulation layer covering the outer surface of the inner liner and avoiding the first sidewall; a cold source portion at least partially attached to the outer surface of the thermal insulation layer and at least partially attached to the outer surface of the first sidewall, such that the cold source portion provides cooling to the first sidewall; and a semiconductor dehumidification module disposed within the dehumidification interlayer and comprising a cold-end heat sink and a hot-end heat sink. The cold-end heat sink is configured to dehumidify gas flowing from the refrigerator compartment into the dehumidification interlayer; the hot-end heat sink is disposed proximate the first sidewall to dissipate heat from the first sidewall. The inner liner assembly utilizes the first sidewall, which is at a lower temperature, to dissipate heat from the hot-end heat sink, thereby improving the heat dissipation effect of the hot-end heat sink and the dehumidification efficiency of the semiconductor dehumidification module. The present application also discloses a refrigerator.

The invention belongs to the technical field of refrigerators, and particularly relates to a refrigerator automatic door opening device which comprises a refrigerator, and a refrigerating chamber right door and a refrigerating chamber left door are hinged to one side of the refrigerator. A left door opening switch is arranged on the refrigerating chamber left door, a right door opening switch is arranged on the refrigerating chamber right door, and a door opening device is arranged on the top of the refrigerator. The motor can rotate clockwise by touching the right door opening switch on the refrigerator, after the worm assembly, the worm gear and other parts run, the right variable speed driving gear drives the right push rod to be pushed forwards by a certain distance, the right door of the refrigerating chamber is completely opened, the boss at the position of the right push rod presses the right pressure microswitch, the circuit of the device is disconnected, and running is stopped.

A method for monitoring inventory of perishable goods in a refrigerator, comprising: detecting the weight of one or more perishable goods on one or more weight measuring units; determining the amount of one or more perishable goods in a cold storage compartment of the refrigerator in response to the weight of the one or more perishable goods; detecting when the amount of the one or more perishable goods is equal to or less than a selected amount; and transmitting a notification to at least one of a store management device and a supplier device when the amount of the one or more perishable goods is equal to or less than the selected amount.

A refrigerator appliance includes a chilled chamber comprising a plurality of storage locations, a lighting assembly comprising a plurality of lighting zones corresponding to the plurality of storage locations, and a controller in operative communication with the lighting assembly. The controller is configured to receive a request to identify an object stored in the chilled chamber, determine that the object is located within a target location of the plurality of storage locations, identify a target lighting zone of the plurality of lighting zones that corresponds to the target location, and illuminate the target lighting zone.

The invention provides a direct-cooling variable-frequency refrigerator, which comprises an acquisition module arranged in a refrigerator body, and the acquisition module is configured to acquire the temperature of a refrigerating chamber and the temperature of a freezing chamber; the memory module is in communication connection with the obtaining module and is configured to obtain a target permanent temperature according to the freezing chamber temperature within the preset number of days in each quarter; the cloud processing module is in communication connection with the acquisition module and is configured to acquire the target permanent temperature of the corresponding quarter; if the freezing chamber temperature is larger than the target permanent temperature and the refrigerating chamber temperature is smaller than the compressor starting temperature, a compensation heater is controlled to be started; when the temperature of the refrigerating chamber is larger than or equal to the starting temperature of the compressor, the refrigerating system is controlled to be started according to the preset gear until the temperature of the freezing chamber is smaller than or equal to the target permanent temperature, and the problems that an existing direct-cooling refrigerator is high in energy consumption and inaccurate in temperature control due to the fact that a fixed-frequency technology is adopted in the direct-cooling refrigerator are solved.

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 present disclosure relates to a refrigerator, and the refrigerator includes a cabinet divided into a refrigerating compartment on the upper side and a freezing compartment on the lower side by a barrier; a refrigerating compartment door and a freezing compartment door for opening and closing the refrigerating compartment and the freezing compartment; a water supply device provided in the refrigerating compartment and mounted on an upper surface of the barrier; an ice maker provided in the freezing compartment and mounted on a lower surface of the barrier; and a water supply pipe provided at the barrier and guiding water from the water supply device to the ice maker, in which the water supply device and the ice maker are disposed so that at least a part overlaps each other, and the water supply pipe passes through the barrier between the water supply device and the ice maker in a vertical direction.

The utility model discloses a full-automatic flip type vehicle-mounted refrigerator, and relates to the technical field of vehicle-mounted refrigerators. The refrigerator inner container is installed in the refrigerator shell, the button mechanism is installed on one side of the upper end face of the refrigerator shell, the automatic turnover door body is installed at the upper end of the refrigerator shell, one end of the automatic turnover door body is connected with the button mechanism in a clamped mode, the refrigerator refrigeration module is installed in the refrigerator shell, and the automatic upward pushing mechanism is installed in the refrigerator inner container. The bottom support on the inner container of the refrigerating chamber is pushed and lifted through the electric push rod, so that objects stored in the refrigerator are pushed and lifted to a certain height, and passengers can take the objects conveniently; the turnover type door body is adopted to achieve opening, passengers in the front row and the rear row can take articles conveniently, and rapid operation can be achieved conveniently. Automatic control is achieved through electric power, one-key switching can be achieved, and control is accurate.

The utility model relates to the field of multifunctional intelligent vending cabinets, in particular to a multifunctional intelligent vending cabinet which comprises a cabinet body, a refrigerating chamber is formed in the lower portion of the inner side of the cabinet body, a cooling chamber is formed in the upper portion of the inner side of the cabinet body, an installation groove is formed in the middle of the inner side of the cabinet body, and microwave ovens are connected to the two sides of the interior of the installation groove in a bolted mode. A compressor is bolted to the left side of the top of the cabinet body, and an evaporator is bolted to the lower portion of the back face of the cabinet body. Through the cabinet body, the refrigerating chamber, the cooling chamber, the mounting groove, the microwave oven, the compressor, the evaporator and the like, the compressor adopts an R refrigerant to refrigerate, goods in the cooling chamber can be quickly frozen by the vending cabinet, meanwhile, the vending cabinet can integrate refrigerating, freezing and heating into a whole by performing functional segmentation on the cabinet body, and the refrigerating, freezing and heating functions of the vending cabinet are greatly improved. The system can meet the use requirements of more customers, improves the shopping experience of the customers, improves the competitiveness of products, and reduces the operation cost of the customers.

The present invention discloses an energy consumption optimization method for intelligent temperature-controlled variable-frequency refrigeration and fresh-keeping equipment, comprising the following steps: S1, installing a camera on a refrigerator door, and installing a temperature and humidity sensor in the refrigerator; S2, partitioning each refrigerator compartment of the refrigerator, partitioning according to the upper and lower order of storage space, and installing an air outlet in each partition; S3, collecting temperature and humidity data in the refrigerator compartment, and establishing a data table; S4, analyzing objects and storage partitions placed in the refrigerator through image recognition; S5, calculating the temperature change of the partition through the analysis result of step S4, comparing the temperature change with a preset refrigerator temperature threshold, and obtaining a difference V0; the present invention solves the problem of high energy consumption of the control method of the refrigerator in the prior art, and at the same time achieves the purpose of uniform temperature distribution of the refrigerator, and the present invention can accurately analyze the temperature change of objects and partitions through the cooperation of the camera and the temperature and humidity sensor, accurately calculate the cooling demand of each partition and reasonably distribute it.

To provide vehicle-mounted refrigeration equipment enabling heat generated in the equipment to be efficiently utilized for heating the inside of a vehicle.SOLUTION: Vehicle-mounted refrigeration equipment comprises: a refrigeration machine 10 which includes a compressor 11 compressing a refrigerant, a heat exchanger 12 exchanging heat between the refrigerant and a heating medium heating the blown air, a condenser 13 exchanging heat between the refrigerant and outside air from outside a freezer, a condenser fan 13a blowing the outside air toward the condenser, and an evaporator 16 exchanging heat between the refrigerant and the air inside the freezer; and a control device 20 that controls the operation of the compressor and the condenser fan, and switches the operation of the refrigeration machine. The operation modes include a refrigeration operation for cooling the interior of the freezer, and a heating assist operation using a part of the heat generated by the refrigeration machine in the heating operation of a vehicle air conditioning device. When performing the heating assist operation, the control device reduces the rotational speed of the compressor and reduces the rotational speed of the condenser fan compared to a case in which the refrigeration operation is performed.SELECTED DRAWING: Figure 1

A refrigeration device includes a refrigerated compartment, a door that seals the compartment, a dispenser opening in an exterior surface of the door, and a dispenser outlet in the opening. The refrigeration device also includes a reservoir configured to hold a substance and a conveyor configured to convey the substance from the reservoir to the dispenser outlet. Measurement sensors of the refrigeration device are configured to generate first measurement signals that are indicative a gesture of a hand in the dispenser opening. A control unit of the refrigeration device is configured to ascertain a requested fill height based upon the first measurement signals. The control unit is further configured to generate signals that cause the conveyor to convey the substance from the reservoir to a container placed under the dispenser outlet and cease conveying the substance upon the container attaining the requested fill level.

A green energy-saving cold store is provided, including a cold room, a platform, a machine room, and a refrigerating system. A drying layer (1) is arranged below the first floor of the cold room; a ground heat insulation layer (2) is moved downwards into the drying layer (1) and is separated from a first floor slab (3); an inner wall (4), an internal partition wall, and the wear-resistant waterproof floor (33) are directly located on the first floor slab (3) and integrated with a frame structure; a peripheral protective wall adopts a light steel structure wall surface (14), and is connected to the frame structure by means of ball joint tie beams (15) at the intersection points between frame beams and columns. The cold store is energy-saving and environment-friendly, and has good anti-seismic and fireproof performance.

The invention provides a refrigerator valve fault detection method and system, and the method comprises the steps: obtaining operation data which is data stored according to a time sequence, determining a frosting period according to the operation data, extracting the data of the frosting period from the operation data, and detecting the data of a detection unit; the detection unit is a detection unit in a frosting period; calculating a data occupancy rate when the refrigerating chamber temperature data of the detection unit is greater than the preset refrigerating temperature and a data occupancy rate when the freezing chamber temperature data of the detection unit is less than the preset freezing temperature, so as to confirm a first fault direction through the data occupancy rate of the preset refrigerating temperature, and confirm a second fault direction through the data occupancy rate of the preset freezing temperature, the first fault direction is from the electric valve to the refrigeration direction, and the second fault direction is from the electric valve to the freezing direction. According to the method, whether the refrigerator valve breaks down or not is judged by obtaining the operation information of the refrigerator, the fault can be found in time, the maintenance period of the refrigerator is shortened, and the maintenance efficiency is improved.

The utility model discloses an anti-icing refrigerator air door, which is characterized in that an air door driving motor is configured to have a third mode, and in the third mode, when an air door blade closes an air door through hole, an output shaft of the air door driving motor drives the air door blade to repeatedly swing slightly relative to the air door through hole; therefore, water attached between the air door blade and the air door through hole is effectively prevented from freezing and bonding the air door blade and the air door through hole, and the problem that in the prior art, when the air door through hole needs to be opened, an air door driving motor cannot drive the air door blade to be opened is solved. The technical scheme is different from the technical scheme that in the prior art, normal opening of the air door blades is guaranteed in a heating mode, so that the scheme is more energy-saving, it is effectively guaranteed that the refrigerating chamber can supply cold air in time for preservation, and meanwhile the service life of the air door driving motor is prolonged.

The present invention discloses a self-stirring fruit cup smoothie vending machine, comprising: a storage cabinet body, a control cabinet body, a spring-loaded shelving system, a lifting mechanism, a refrigeration system, a control system, a mixing system, and a self-service payment terminal. The control cabinet body is disposed adjacent to one side of the storage cabinet body. A refrigerated compartment is provided in the lower portion of the storage cabinet body, housing the refrigeration system. An inner cabinet body is arranged within the storage cabinet body, wherein an air outlet of the refrigeration system communicates with the inner cabinet body. The inner cabinet body incorporates a tiered spring-loaded shelving system configured to store product containers in a tilted orientation.

The utility model relates to the technical field of article conveyors, in particular to an air-conditioned cold store internal conveyor which comprises a first U-shaped frame and a second U-shaped frame fixedly installed at the rear end of the first U-shaped frame, conveying belts are arranged on the first U-shaped frame and the second U-shaped frame respectively, a protection box is fixedly installed on the top face of the first U-shaped frame, and the protection box is fixedly installed on the top face of the second U-shaped frame. A left rectangular hole and a right rectangular hole which are mutually symmetrical are formed in the top face of the protection box, sliding holes are formed in the hole walls of the rectangular holes, plugging plates are slidably connected into the rectangular holes, racks arranged in the vertical direction are fixedly installed on the back faces of the plugging plates, and the racks are located in the sliding holes and slidably connected with the sliding holes. A left servo motor and a right servo motor which are mutually symmetrical are fixedly installed on the top face of the protection box, gears are fixedly installed at the tail ends of output shafts of the servo motors, and the gears are meshed with the corresponding racks. According to the utility model, the leakage of a large amount of indoor air can be reduced, the conveying operation is convenient, and convenience is brought to a user.

A refrigerator appliance is provided, including a cabinet forming a refrigeration compartment, a freezer compartment, or both. A door is attached to the cabinet, the door configured to selectively allow entry to the refrigeration compartment, the freezer compartment, or both. A dispenser assembly is positioned at the door, the dispenser assembly including a recess extending into the door. The dispenser assembly is configured to egress a fluid, ice, or both, toward the recess. A scanner assembly includes a scanner device. The scanner assembly is positioned behind an external wall of the dispenser assembly.

The invention discloses a temperature control method and device for a moisturizing chamber and a variable temperature chamber based on a refrigerator and a television, and the method comprises the steps: controlling freezing and cold storage to execute corresponding starting and stopping parameter programs according to the current environment temperature data detected by an environment temperature sensor, the temperature data of the variable temperature chamber and the moisturizing chamber and preset control conditions, meanwhile, a direct-current heating wire which is arranged at the bottom of the refrigerating chamber and corresponds to the lower part of the moisturizing chamber is controlled to heat according to a preset rule so as to control the temperature of the moisturizing chamber and the temperature changing chamber to be not lower than 0 DEG C all the time. According to the invention, the heating wire is controlled to be turned on or turned off under specific conditions through the environment temperature sensor and each chamber sensor, and a special program executed by freezing and cold storage is controlled, so that the temperature in the moisturizing chamber is not lower than 0 DEG C at any environment temperature to prevent freezing; the temperature in the drawer is not lower than 0 DEG C under any ring temperature and high gear in the temperature-changing chamber, so that food is prevented from being frozen when needing to be refrigerated in the temperature-changing chamber; and the food in the moisturizing chamber and the temperature changing chamber is prevented from being frozen.

The invention discloses a digital refrigerator system and an operation method thereof, and relates to the technical field of intelligent electrical appliances, the digital refrigerator system comprises a refrigerator body, a central processing unit, an intelligent sensor network module, a network communication module, a user interaction interface and a power management module, the refrigerating chamber and the freezing chamber are each internally provided with a temperature sensor, a humidity sensor, a weight sensor and a camera, and the central processing unit comprises an RFID radio frequency card reading module, an alarm module and a single-chip microcomputer. According to the system, various sensors are arranged in the refrigerating chamber and the freezing chamber, and the data analyzing and processing function of the central processing unit is combined, so that the system can accurately master the stock condition of food materials in the refrigerator in real time, and then the central processing unit can accurately judge whether the food materials are sufficient or not and whether replenishment is needed or not according to preset rules; according to the refrigerator, the user can clearly know the food material reserve in the refrigerator body, refined food material management is achieved, and life convenience is improved.

The utility model provides a refrigerator which comprises a freezing chamber, a refrigerating chamber, air supply foam and an air door assembly. The refrigerating chamber and the freezing chamber are arranged at intervals, and a refrigerating communicating opening is formed in the side wall of the side, facing the freezing chamber, of the refrigerating chamber; the air supply foam is located between the freezing chamber and the refrigerating chamber so as to abut against the freezing chamber and the refrigerating chamber. A communicating air duct is formed in the air supply foam, one end of the communicating air duct can communicate with the refrigerating chamber through the refrigerating communicating opening, and the other end of the communicating air duct can communicate with the freezing chamber; a mounting groove is concavely formed in the end wall of one side, facing the refrigerating chamber, of the communicating air duct, and penetrates to one end, facing the refrigerating chamber, of the communicating air duct; the air door assembly is arranged in the mounting groove of the air supply foam, the air door assembly can be opened and closed to connect and disconnect the air duct, and the air door assembly can enter the refrigerating chamber through the refrigerating communication port. When the air door assembly is damaged, the air door assembly can be directly disassembled from the installation groove of the air supply foam, and therefore disassembly, installation and maintenance of the air door assembly are facilitated.

The invention provides a refrigerator control method and a refrigerator. The refrigerator control method comprises the steps that the refrigeration temperature detected by a refrigeration temperature sensor, the freezing temperature detected by a freezing temperature sensor and the evaporation temperature detected by an evaporation temperature sensor are obtained; comparing the refrigeration temperature, the freezing temperature and the evaporation temperature with a preset condition to generate a comparison result; the preset conditions comprise a refrigeration starting temperature, a freezing starting temperature, a refrigeration closing temperature, a freezing closing temperature, a first preset temperature and a second preset temperature; and controlling the refrigerator to operate in a preset mode according to the comparison result. The refrigerating temperature, the freezing temperature and the evaporation temperature are detected in real time, independent refrigeration of the refrigerating chamber and the freezing chamber is achieved, the humidity of the refrigerating chamber is increased, and the problem that the humidity of the refrigerating chamber of a single-system air cooling refrigerator is low is solved.