520 results about "Cold store" patented technology

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 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.

This utility model relates to the field of beverage machine technology, and in particular to a supply system for hot and cold milk, milk foam, and milk cap. It provides a device capable of supplying dairy products in various states. A fresh milk container placed in a refrigerator is connected to a first three-way connector via a milk valve. A hot water source is also connected to the first three-way connector via a cleaning hot water valve. The third port of the first three-way connector is connected to a second three-way connector via a milk pump. A steam valve, a third three-way connector, a check valve, and a fourth three-way connector are sequentially installed on the pipeline connecting the steam boiler to the second three-way connector. The third port of the third three-way connector is connected to the air inlet via an air pump, the flow rate of which is adjustable. The third port of the fourth three-way connector is connected to the cold water inlet via a cleaning cold water valve and a cold water pump. The third port of the second three-way connector is connected to a reversing valve via a milk frother, and then the reversing valve redirects the flow to either the milk outlet or the cleaning residue outlet. The supply system includes an electrical control device.

The utility model relates to the technical field of household appliances, and discloses a refrigerator which comprises a refrigerator body, and a refrigerating chamber is arranged in the refrigerator body; the drawer is movably arranged in the refrigerating chamber, and a containing cavity is formed in the drawer; the door body is movably connected to the refrigerator body so as to open or close the refrigerating chamber; the humidifying device is arranged in the box body, and the humidifying device is used for generating water mist; the drawer comprises a front panel which is located on the side, close to the door body, of the drawer. The partition plate is arranged in the containing cavity and is close to the front panel, and a humidifying space is formed between the partition plate and the front panel; the humidifying device is arranged in the humidifying space, and the humidifying space communicates with the storage space in the refrigerating chamber so that water mist generated by the humidifying device can enter the storage space. The partition plate is arranged behind the front panel of the drawer, and the humidifying device is arranged in the space between the partition plate and the front panel, so that the original use space in the refrigerator is not additionally occupied, and the volume of the space occupied by the humidifying device in the refrigerator is reduced while the humidifying and fresh-keeping functions are realized.

To provide a refrigerator capable of suppressing unnecessary temperature rise of a member around a defrosting heater due to light emission of the defrosting heater in a defrosting process.SOLUTION: Refrigerator 10 includes refrigerating compartment 12 and the like as a storage compartment, cooling compartment 27 in which air blown into the storage compartment is cooled by evaporator 26, defrosting heater 30 disposed below evaporator 26 inside cooling compartment 27, return air passage 24 through which air returning from the storage compartment to cooling compartment 27 is blown, and light shielding portion 43 disposed between air outlet 42 of return air passage 24 and defrosting heater 30.SELECTED DRAWING: Figure 3

The application discloses a kind of air curtain machine and cold storage system, it is related to cold storage system technical field, solve the technical problem of large energy consumption in prior art air curtain machine needs to be continuously full load to open.The air curtain machine of the application, including air curtain machine main body, air curtain machine main body is installed on door body, air curtain machine main body is used to air supply and forms air curtain, and air curtain machine main body has multiple groups of fan section, based on the opening width of door body, the width of air curtain is adjusted by the opening number of fan section.The air curtain machine of the application, when door body is all opened, can open all fan sections of air curtain machine main body, to form air curtain at the opened door body, block the cold loss in cold store;When door body is partially opened, part of fan section of air curtain machine main body can be opened, while blocking the cold loss in cold store, can reduce the energy consumption of air curtain machine main body.

The small-temperature-difference double-evaporation-temperature single-stage refrigerating system comprises a compressor, a condenser, a low-temperature loop and a high-temperature loop, the compressor is used for compressing low-temperature refrigerant gas into high-temperature refrigerant gas, and the condenser is used for cooling the high-temperature refrigerant gas into high-pressure liquid; the high-pressure liquid enters a low-temperature loop and a high-temperature loop, a low-temperature evaporator is arranged in the low-temperature loop, a high-temperature evaporator is arranged in the high-temperature loop, the low-temperature evaporator is arranged outside a refrigeration house, the high-temperature evaporator is arranged in the refrigeration house, and air is fed into the refrigeration house after being cooled by the low-temperature evaporator. And the high-temperature evaporator is in direct contact with food.

A refrigeration appliance and a method for operating a refrigeration appliance are described. The refrigeration appliance has a refrigerator compartment and a freezer compartment, which are cooled by evaporators connected in parallel. The evaporators are supplied with refrigerant sequentially or in parallel. When both evaporators are supplied in parallel, a flow limiting circuit can be activated via a valve arrangement to restrict the flow of refrigerant into the evaporator cooling the freezer compartment and thereby ensure that both evaporators are sufficiently filled with refrigerant.

1. Name of the product in this design: Electronic device with a graphical user interface for adjusting cabin parameters. 2. Application of this design: This design is intended for use in an electronic device. 3. The key design features of this product are its graphical user interface content. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. The electronic device described in this design is a conventional design, and the rear view, left view, right view, top view, and bottom view of designs 1-10 are omitted. 6. Design 1 is designated as the basic design. 7. Purpose of the graphical user interface: This product design allows users to adjust the parameters of different compartments of the refrigerator through interactive operation, such as adjusting the temperature or mode of different compartments. 8. Human-computer interaction methods of graphical user interface: User interaction operations include voice interaction commands and operation via wired or wireless remote control. It should be noted that the "gray tiles" in the graphical user interface represent variable images, and the "XX" in the graphical user interface represent variable numbers or text. The graphical user interface in the main view of Design 1 is the main page for adjusting the refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment in this user interface. When the user clicks "Freezer" through interactive operation, the graphical user interface in the main view of Design 1 changes to the graphical user interface in the interface change state diagram of Design 1. Users can adjust the temperature of the freezer compartment and whether to turn on the quick freeze function in this graphical user interface. The graphical user interface in the main view of Design 2 is the main page for adjusting the refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment in this user interface. When the user clicks "Freezer" through interactive operation, the graphical user interface in the main view of Design 2 changes to the graphical user interface of the interface change state diagram of Design 2. Users can adjust the temperature of the freezer compartment and whether to turn on the quick freeze function in this graphical user interface. The graphical user interface in the main view of Design 3 is the main page for adjusting the refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment in this user interface. When the user clicks on "Refrigerator" through interactive operation, the graphical user interface in the main view of Design 3 changes to the graphical user interface of the Design 3 interface change state diagram. Users can adjust the temperature of the refrigerator compartment and whether to turn on the quick cooling function and holiday mode in this graphical user interface. The graphical user interface in Design 4's main view is the main page for adjusting refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment through this user interface. When the user clicks on "Refrigerator Compartment" through interactive operation, the graphical user interface in Design 4's main view changes to the graphical user interface in Design 4's interface change state diagram. Users can adjust the temperature of the refrigerator compartment and whether to turn on the quick-cooling function and holiday mode through this graphical user interface. The graphical user interface in Design 5's main view is the main page for adjusting the refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment through this user interface. When the user clicks "One-Click Freeze Compartment" through interactive operation, the graphical user interface in Design 5's main view changes to the graphical user interface in Design 5's interface change state diagram. Users can turn the one-click freeze compartment function on or off through this graphical user interface. The graphical user interface in the main view of Design 6 is the main page for adjusting the refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment in this user interface. When the user clicks "One-Click Freeze Compartment" through interactive operation, the graphical user interface in the main view of Design 6 changes to the graphical user interface of the interface change state diagram in Design 6. Users can turn the one-click freeze compartment function on or off in this graphical user interface. The graphical user interface in the main view of Design 7 is the main page for adjusting the refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment in this user interface. When the user clicks on "Molecular Preservation Compartment" through interactive operation, the graphical user interface in the main view of Design 7 changes to the graphical user interface of the Design 7 interface change state diagram. In this graphical user interface, users can see the corresponding function introduction of the Molecular Preservation Compartment according to different food items. The graphical user interface in Design 8's main view is the main page for adjusting refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment on this user interface. When the user clicks on "Molecular Preservation Compartment" through interactive operation, the graphical user interface in Design 8's main view changes to the graphical user interface in Design 8's interface change state diagram. On this graphical user interface, users can see the corresponding function introduction of the Molecular Preservation Compartment according to different food items. The graphical user interface in the main view of Design 9 is the main page for adjusting the refrigerator compartment parameters. Users can see the temperature, mode, and details of all food items in each compartment in this user interface. When the user clicks on the "left variable temperature compartment" through interactive operation, the graphical user interface in the main view of Design 9 changes to the graphical user interface of the Design 9 interface change state diagram. Users can adjust the temperature of the left variable temperature compartment and whether to turn on the soft freeze function in this graphical user interface. The graphical user interface of the design 10 main view is the main page for adjusting the parameters of the refrigerator compartments. In this graphical user interface, the user can see the temperature, mode and details of all food materials of each compartment. When the user clicks "left variable temperature room" through interactive operation, the graphical user interface of the design 10 main view changes into the graphical user interface of the design 10 interface change state view. In this graphical user interface, the user adjusts the temperature of the left variable temperature room and whether to turn on the soft freezing function.

The invention discloses a freezer and a control method of the freezer. The freezer comprises a freezer body device, a switch assembly, a cold supply device and a control device. The cabinet body device comprises a cabinet body assembly, the cabinet body assembly comprises a freezing chamber and a refrigerating chamber which are arranged in a spaced mode, and the cabinet body assembly is provided with a first containing cavity, a first flow channel, a second flow channel, a third flow channel and a fourth flow channel. The switch assembly is arranged on the cabinet body assembly so that the first containing cavity can communicate with or be separated from the refrigerating chamber through the first flow channel and the second flow channel and the first containing cavity can communicate with or be separated from the freezing chamber through the third flow channel and the fourth flow channel. The cold supply device comprises a refrigeration evaporator and a freezing evaporator. The control device is in communication connection with the cold supply device and the switch assembly, so that when the freezer is configured to be in the first operation state, the refrigeration evaporator and the freezing evaporator are in the cold supply state. When the switch assembly is in the first state, the first containing cavity communicates with the freezing chamber through the third flow channel and the fourth flow channel, and the refrigerating chamber is separated from the first flow channel and the second flow channel.

The utility model discloses a constant-humidity refrigerated cabinet with a hidden condensate water flow guide structure. An avoiding table protruding forwards is arranged on the lower portion of the back of a cabinet body. The air duct plate is arranged above the avoiding table, and the water box is arranged in front of the avoiding table; a condensation tank is arranged above the avoiding table and located below the refrigerator. The side, away from the refrigerating chamber, of the receding table is pressed to form a water guide groove. One end of the water chute is communicated with the condensation tank, and the other end extends to the water box; the avoiding table is covered with a water tank cover plate capable of covering the water guide tank. According to the utility model, the water chute is concavely formed on the avoiding table and covers the water chute cover plate, and condensate water directionally flows into the water box along the closed water chute, so that water drops are prevented from being attached to the inner wall or the observation surface of the refrigerating chamber, visual interference is eliminated, the definition and high-end texture of commodity display are ensured, and the visual fresh-keeping requirement is met.

The application discloses a refrigerator and a method for controlling odor purification, and the method comprises the following steps: receiving current humidity monitoring data sent by a humidity sensor; determining whether the available volume in the storage compartment changes according to the current humidity monitoring data; if the available volume changes, determining the current available volume according to the current humidity monitoring data; determining the target parameter value of the target operating parameter of the odor purification device according to the current available volume, wherein the target parameter value of the target operating parameter is positively correlated with the current available volume; controlling the odor purification device to operate according to the target parameter value of the target operating parameter, so that the total working time of the odor purification device is positively correlated with the current available volume. According to the embodiment of the application, the parameter value of the target operating parameter of the odor purification device can be dynamically adjusted according to different available volumes in the refrigerator refrigerating chamber, so that the odor purification effect is improved, and the risk of ozone concentration exceeding the standard due to the change of the available volume is effectively avoided.

This application relates to the field of refrigeration equipment technology, and more particularly to a refrigerator. In the refrigerator of this embodiment, under the action of a first fan, cold air from the evaporator chamber enters the first refrigerator compartment through the air supply duct; a portion of the air in the first refrigerator compartment enters the return air duct through the second return air inlet, and then returns to the evaporator chamber, utilizing air convection to lower the temperature of the first refrigerator compartment. By setting an air outlet on the middle partition, another portion of the air from the first refrigerator compartment enters the second refrigerator compartment through the air outlet; the air in the second refrigerator compartment enters the return air duct through the first return air inlet, and then returns to the evaporator chamber. Utilizing the return air from the first refrigerator compartment to the second refrigerator compartment causes cold air to circulate, achieving convective cooling. Moreover, the return air duct is formed within the duct assembly inside the refrigerator compartment, eliminating the need for an additional return air duct on the outside of the refrigerator compartment, thereby reducing the thickness of the insulation layer at the rear of the refrigerator compartment. This allows for an increase in the refrigerator's volumetric efficiency without changing the overall dimensions of the refrigerator.

To provide a refrigerator that can prevent freezing (malfunction) of dampers and other components, as well as condensation inside the refrigerator compartment, even when the outside temperature is close to the target temperature of the refrigerator compartment. [Solution] The refrigerator 1 comprises a refrigerator compartment 21, an outside air temperature sensor 101, a control unit 130, a door 21X that opens and closes the opening of the refrigerator compartment 21, and a condensation prevention heater 210 provided in the partition separating the inside and outside of the door 21X. The control unit 130 temporarily activates the heater 210 when the outside air temperature measured by the outside air temperature sensor 101 is below a predetermined threshold.

This disclosure provides a corrugated sheet and a mobile cold storage unit. The corrugated sheet includes a main body, a first insertion portion, and a second insertion portion. The first insertion portion is located at a first end of the main body along the width direction of the corrugated sheet. The second insertion portion is located at a second end of the main body along the width direction. The first insertion portion of the corrugated sheet can be inserted into a second insertion portion of another corrugated sheet along the width direction, and the inserted first and second insertion portions are configured to form a support cavity enclosed by sidewalls whose extending direction is consistent with the extending direction of the corrugated sheet. The mobile cold storage unit includes a storage body and a corrugated sheet assembly. The corrugated sheet assembly is connected to the outside of the storage body. The corrugated sheet assembly includes multiple corrugated sheets, which are sequentially inserted along the width direction of the corrugated sheets. The corrugated sheets are assembled by insertion, which helps to improve connection reliability and installation efficiency.

To provide a wireless communication gateway based on digitized remote communications in a refrigerated warehouse.SOLUTION: The invention relates in particular to a wireless communication gateway based on digitized remote communications in a refrigerated warehouse, comprising a gateway casing, male and female terminals and a connection cable. The male terminal is arranged on the gateway housing, one end of the female terminal is matched with the male terminal, an outer cylinder is arranged outside the male terminal, a second pressing block passing through a side wall of the outer cylinder is arranged at a bottom of the outer cylinder, a groove for moving the second pressing block is arranged on the side wall of the outer cylinder, a top of the second pressing block is fixedly connected to an outer wall of the inner cylinder, a stop plate is fixedly connected to one side of a bottom of the second pressing block, an electric push rod is arranged on a side of the stop plate close to the gateway housing, one end of the electric push rod is fixedly connected to the gateway housing, and the other end is fixedly connected to the stop plate. To automatically complete insertion and extraction of a female terminal.SELECTED DRAWING: Figure 1

This invention provides a refrigerator and a method for defrosting food stored in the refrigerator. The refrigerator includes a refrigerator compartment, a defrosting compartment, and an evaporation compartment. An evaporator and a fan are installed in the evaporation compartment. A controller is connected to a humidity sensor, a temperature sensor, a first air damper, a second air damper, the evaporator, and the fan. By setting up a defrosting compartment within the refrigerator compartment, the high-humidity gas in the evaporation compartment is used to defrost the food to be defrosted to a slightly frozen, easily cut temperature. The temperature in the defrosting compartment is then controlled within a constant range within this slightly frozen, easily cut temperature. By controlling the opening and closing of the first air damper and the fan, high-humidity gas can be supplied to the defrosting compartment, thus solving the problem of inaccurate detection of the surface temperature of stored food during the defrosting process, which leads to long defrosting times and uneven defrosting.

The present application relates to the field of image processing, in particular to a missing risk monitoring system for medical waste refrigerators, comprising a video data acquisition module, a light quality evaluation module, a sensitive factor acquisition module, a gray compensation module and a risk detection module. According to the monitoring video when transferring medical waste, each gray image and template image are obtained; according to the structural richness of each gray image and the average gray value of each differential gray level, the light quality evaluation index of each gray image is obtained; according to the light quality evaluation index of each gray image and adjacent gray image, the sensitive factor of each gray image is obtained, the gray compensation is carried out on each sensitive factor, and the missing risk of each gray image after the gray compensation is completed is detected. The present application can restore the details lost in the image due to light changes, ensure the integrity of the image detail information, and improve the accuracy of missing risk identification.

A refrigerator appliance includes an icemaker mounted to a door within a chilled chamber, a sealed system for regulating a chamber temperature within the chilled chamber, an ambient humidity sensor, and a controller in operative communication with the icemaker, the sealed system, and the ambient humidity sensor. The controller is configured to obtain an ambient humidity using the ambient humidity sensor, determine, based on the ambient humidity, a dewpoint temperature where sweat will be produced on an outer surface of the refrigerator appliance, determine a target temperature that maintains an outer surface temperature to equal or greater than the dewpoint temperature, operate the sealed system to regulate the chamber temperature to the target temperature, and operate the icemaker to produce ice at an increased icemaking rate.

The embodiment of the application provides a drawer sealing device and a refrigerator, and relates to the technical field of refrigeration. The device comprises: an upper cover plate located in a refrigeration chamber and fixed with an inner liner of the refrigeration chamber; a first cavity is formed between the lower side of the upper cover plate and the inner liner of the refrigeration chamber; a drawer bin is slidably connected with the inner liner of the refrigeration chamber; the drawer bin slides in the direction of entering or moving away from the first cavity; a sealing cover plate is arranged on the side of the upper cover plate close to the drawer bin; the sealing cover plate is obliquely arranged, and the distance between the sealing cover plate and the upper cover plate gradually increases from the outside of the refrigerator to the inside of the refrigerator; the top surface of the drawer bin is a corresponding inclined surface of the sealing cover plate; when the drawer bin is completely located in the first cavity, the top surface of the drawer bin is connected with the sealing cover plate, so that the inside of the drawer bin is sealed. The drawer sealing device provided by the application can realize high sealing performance, and the structure is designed in a hidden form, so that the occupation of the storage space by the structural member is avoided, and the appearance and applicability of the refrigerator interior are improved.

A cart, for transporting a plurality of items at a product storage facility, is provided. The cart includes: a frame; wheels mounted to and supporting the frame; at least one support member mounted to the frame and configured to support ambient-temperature items thereon; a refrigerator compartment mounted to at least one of the frame and the at least one support member and configured to store chilled items therein; and a freezer compartment mounted to at least one of the frame and the at least one support member and configured to store frozen items therein.

The invention relates to the technical field of refrigerators, and discloses a storage module for a refrigerator, the refrigerator and a control method of the refrigerator. The shelf module comprises a hollow shelf plate, a first panel and a second panel, a cavity is formed in the hollow shelf plate, the hollow shelf plate comprises the first panel and the second panel, the first panel is used for bearing food, the second panel faces a quick-cooling special area of a refrigerating chamber in the refrigerator body, and a ventilation hole is formed in the second panel and communicates with the cavity; one end of the ventilation pipe is connected to the hollow shelf and communicates with the cavity, and the other end of the ventilation pipe is connected to the inner wall of the refrigerator body and communicates with the main air return channel of the refrigerator body; when the temperature and the humidity collected by the temperature and humidity sensor of the refrigerator exceed corresponding threshold values, the refrigerating system introduces air in the refrigerating chamber into the main air return channel through the storage module so as to cool and dehumidify the air. And by arranging the storage module, food with high temperature can be rapidly cooled, and the temperature and humidity in the refrigerating chamber are prevented from violently fluctuating.

The invention provides a refrigerator which comprises a refrigerating chamber, an ice making chamber is arranged in the refrigerating chamber, heat insulation is achieved between the ice making chamber and the refrigerating chamber through a barrier, and a heat preservation material is arranged in the barrier; the ice maker assembly is arranged in the ice making chamber and is used for making ice; and the refrigerator is arranged on the outer side of the inner wall of the barrier body, is in contact with the thermal insulation material and comprises a refrigerant pipeline, and the refrigerant pipeline is arranged in the barrier body in an L-shaped structure and is used for exchanging heat in the ice making chamber. The ice-making chamber is arranged in the refrigerating chamber and is insulated by the barrier body, and the L-shaped refrigerant pipeline is embedded into the thermal insulation material of the barrier body, so that a special shell and a complicated air duct system of the independent ice-making chamber are omitted through the integrated design, and the number of parts and assembly procedures are greatly reduced; and a direct heat exchange path between the refrigerant pipeline and the ice-making chamber can shorten the cold transfer distance, so that the refrigeration efficiency is improved.

The utility model discloses a cold storage plate splicing fixing device which comprises an inner plate and an outer plate, the surface of the inner plate is fixedly connected with a first insertion rod, the surface of the outer plate is fixedly connected with a first fixing sleeve, the surface of the first fixing sleeve is provided with a first through hole, and the first insertion rod is inserted into the inner side of the first fixing sleeve. Second penetrating holes are formed in the surfaces of the first inserting rods. According to the cold storage plate splicing and fixing device, a first inserting rod is inserted into the inner side of a first fixing sleeve on the surface of an external plate, in the process, the round face of the first inserting rod can extrude the round face part of a second inserting rod located on the inner side of the first fixing sleeve, and the second inserting rod can move outwards along a first penetrating hole; and when the center of a second insertion rod is aligned with a second through hole formed in the surface of the first insertion rod, the second insertion rod can reset under the action of an extension spring, at the moment, the insertion rods are stably prevented from sliding, the external plate and the internal plate are stably connected, and the cold storage plate is simply and preliminarily fixed and installed.

The invention discloses a refrigerator refrigeration control method, a refrigerator, control equipment and a readable storage medium, and relates to the technical field of refrigerators.The refrigerator refrigeration control method comprises the steps that a temperature difference value is determined according to temperature values detected by a main sensor and an auxiliary sensor; and when the temperature difference value is larger than a first preset difference value, the rotating speed of the freezing fan is increased by a preset gear, the default starting temperature and the default stopping temperature of the refrigerating chamber are increased, and the first preset difference value is larger than 0. The technical problem that the temperature difference in the refrigerating chamber of the refrigerator is too large is solved.

The application relates to a double-door refrigerator, which comprises a first door body, a cabinet and a turnover beam. The first door body is hinged to the cabinet, and the first door body is provided with a rotating shaft. The turnover beam is rotationally connected to the first door body around the rotating shaft, and the side surface of the turnover beam is provided with a guide structure. The cabinet is provided with a sliding channel, and the sliding channel is arranged towards the first door body. The turnover beam has a vertical state and a horizontal state. When the first door body is opened, the turnover beam is in the vertical state. With the closing of the first door body, the guide structure abuts against the sliding channel and moves along the sliding channel, so that the turnover beam rotates around the rotating shaft to the horizontal state. The double-door refrigerator provided by the application can solve the problems that the turnover beam tongue and the guide groove abut against each other to realize the turnover of the turnover beam, the turnover beam is easy to fail, and the cold air in the refrigeration chamber is easy to leak through the guide groove to generate condensation.

The application discloses a refrigerator and a humidification control method. The method comprises the following steps: after refrigeration is completed, the humidity of the refrigeration chamber collected by a humidity sensor is obtained, and the available volume in the refrigeration chamber at the current time is obtained; if the humidity in the refrigeration chamber is less than a first preset humidity threshold, the target cycle number is determined according to the available volume in the refrigeration chamber, wherein the available volume in the refrigeration chamber is positively correlated with the target cycle number; the humidification module is controlled to periodically run until the cumulative cycle number reaches the target cycle number or the humidity in the refrigeration chamber rises to be greater than a second preset humidity threshold. The application sets the available volume to be positively correlated with the target humidification cycle number, so that the humidification control strategy can be self-adapted to the actual loading state of the refrigeration chamber, the problems of insufficient humidification or excessive humidification leading to condensation caused by the available volume are solved, and the food preservation effect level is improved.

The invention provides refrigeration equipment which comprises a box body and a middle beam arranged in the middle of the box body, a storage chamber is defined by the box body, and the storage chamber is divided into a freezing chamber and a refrigerating chamber by the middle beam. The refrigeration equipment is further provided with a cooling chamber arranged on the back portion of the freezing chamber, an air supply duct used for conveying cooled cold air in the cooling chamber into the refrigerating chamber, a first air return duct used for enabling air in the refrigerating chamber to flow back into the cooling chamber, and a refrigeration air return pipe used for forming the first air return duct in a limited mode. And the refrigeration air return pipe is arranged in the middle beam. The refrigeration equipment can save space and avoid excessive local frosting.

A refrigerator of the present invention comprises: a cabinet for providing an accommodation space of articles; a refrigeration chamber which is the accommodation space for storing the articles in a refrigerated state; a refrigeration chamber door for opening / closing the refrigeration chamber; a freezer chamber which is the accommodation space for storing the articles in a frozen state; and a switching chamber which is provided at the refrigeration chamber door and has an internal temperature which can be implemented to be higher than the temperature of the refrigeration chamber or lower than the temperature of the refrigeration chamber.

This invention provides a freezer and its refrigeration and defrosting control method. The freezer includes a cabinet and a lid. The cabinet includes an outer shell, an inner liner housed within the outer shell, and a refrigeration system. The inner liner includes a refrigerator compartment, a freezer compartment, and a deep-freeze compartment arranged sequentially at intervals. The refrigeration system includes an evaporative refrigeration device and a semiconductor refrigeration device. The evaporative refrigeration device includes an evaporator, a refrigeration duct, an evaporator fan, and a compressor. The inner wall of the refrigerator compartment has a refrigerator air outlet and a refrigerator air return outlet connected to the refrigeration duct. The inner wall of the freezer compartment has a freezer air outlet and a freezer air return outlet connected to the refrigeration duct. The semiconductor refrigeration device includes a semiconductor refrigeration chip sandwiched between the freezer compartment and the deep-freeze compartment; and a power supply device for supplying power to the semiconductor refrigeration chip. The semiconductor refrigeration chip has a cold end facing the deep-freeze compartment and a hot end facing the freezer compartment.