Abstract: A refrigerator and a control method therefor are provided. The refrigerator comprises a refrigerator body defining a first chamber, and a door body that comprises a main door defining a second chamber, and a secondary door; and the rear side of the main door is provided with an air supply port for introducing cold air in the first chamber into the second chamber. The control method comprises: acquiring an absolute air humidity ?1 of the first chamber and an air temperature T2 of the second chamber; calculating an expected relative humidity ?3 of air in the first chamber when the temperature changes to T2 according to ?1 and T2; determining a relative air humidity critical value ?0; comparing ?3 with ?0; and if ?3<?0, making the air supply port supply air to the second chamber, otherwise, making the air supply port stop supplying air to the second chamber.

Abstract: A refrigerator, comprising a refrigerator body and a door body. The front side of the refrigerator body is open to define a first chamber. The door body comprises a main door and a secondary door, wherein the main door is used for opening or closing the first chamber and defining a second chamber; and the secondary door is used for opening or closing the second chamber. A rear wall of the main door is of a hollow structure to define an air duct, and a plurality of air diffusion micro-holes in communication with the second chamber and the air duct are backwards formed in a front surface of the rear wall. In addition, the refrigerator is configured such that cold air created by the refrigerator is introduced through the air duct, and the cold air enters the second chamber through the plurality of air diffusion micro-holes.

Abstract: A refrigerator, comprising a refrigerator body defining a first chamber and a door body. The door body comprises a main door for opening/closing the first chamber, and defining a second chamber, and a secondary door for opening/closing the second chamber. An air supply port for introducing air in the first chamber into the second chamber, and an air return port for returning air in the second chamber to the first chamber are provided on a rear wall of the main door. The second chamber is provided with a dry storage portion. The rear wall of the main door comprises a front shell and a rear shell with an air duct defined therebetween. The air duct introduces cold air prepared in the refrigerator, so that the cold air is condensed on an inner wall of the air duct, becomes dry gas, and then flows into the dry storage portion.

Abstract: A refrigeration device having a magnetic field freshness-preserving apparatus, includes a cabinet defining a storage chamber, a back part of the storage chamber having a refrigeration air duct; and a magnetic field freshness-preserving apparatus having a magnetic field component used to apply a magnetic field to a freshness-preserving space inside the storage chamber. The magnetic field freshness-preserving apparatus includes a barrel body, an air intake port and an air return port in communication with the refrigeration air duct; and a drawer defining a freshness-preserving space. The magnetic field freshness-preserving unit is configured to form a surrounding air duct that allows airflow to flow from the air inlet port sequentially through a top wall of the barrel body, a front baffle of the drawer, and a space below a bottom plate of the drawer, and back to the air return port, so as to refrigerate the freshness-preserving space.

Abstract: A magnetic field fresh-keeping apparatus capable of preventing direct blowing of cold air, applied to an air-cooled refrigeration device. The magnetic field fresh-keeping apparatus includes a drawer container, a drawer, a magnetic field assembly, an air inlet duct assembly, and an air return opening. An opening is provided at the front side of the drawer container; the drawer is slidably mounted in the drawer container; the magnetic field assembly is configured to provide a magnetic field to a stored item in the drawer; the air inlet duct assembly is configured to enable cold air to first cool the magnetic field assembly, and then enter the drawer container in a manner of not directly blowing the stored item; the air return opening is formed on the drawer container for discharging the air in the drawer container.

Abstract: A magnetic field freshness-preserving storage container (200) and a refrigerator (10). The magnetic field freshness-preserving storage container (200) comprises: a storage assembly (210), in which a storage space for holding a stored object is defined; and one or more magnetic field assemblies (201) respectively sleeved on the periphery of the storage assembly (210). Each magnetic field assembly (201) comprises: one or more magnetic components (220) arranged on an outer side of the storage assembly (210) and used to form a magnetic field in the storage space; and an annular magnetically conductive component (230), which comprises uniform magnetization plates (231) arranged corresponding to the magnetic components (220), and connecting straps (232) connected to the uniform magnetization plates (231) and arranged around the periphery of the storage assembly (210), the uniform magnetization plates (231) and the connecting straps (232) forming an annular magnetic conduction path outside the storage space.

Abstract: A magnetic field freshness-preserving storage container and a refrigerator. The magnetic field freshness-preserving storage container includes a storage box, two uniform magnetization plates, and two sets of electromagnetic components. Each set of electromagnetic components is arranged corresponding to one uniform magnetization plate and forms an electromagnetic field after being electrified. The magnetic field distribution of the electromagnetic field can be changed by means of the uniform magnetization plates, such that the electromagnetic field is distributed more uniformly in the storage space. Since the electromagnetic field is distributed more uniformly in the storage space, stored objects can have the same storage quality. In addition, the uniform magnetization plates can save on the consumption of magnetic materials.

Abstract: A magnetic field-based fresh-keeping storage container and a refrigerator. The magnetic field-based fresh-keeping storage container comprises: a storage assembly; a magnet assembly comprising a first magnet component and a second magnet component respectively disposed on a group of opposite sides of the storage assembly; and a magnetically conductive assembly having a first magnetically conductive member corresponding to the first magnet component, a second magnetically conductive member corresponding to the second magnet component, and a magnetically conductive connection member connected between the first magnetically conductive member and the second magnetically conductive member, the first magnetically conductive member, the second magnetically conductive member, and the magnetically conductive connection member forming an annular magnetically conductive path outside the storage space.

Abstract: A magnetic field fresh-keeping apparatus and an air-cooled refrigeration device. The magnetic field fresh-keeping apparatus comprises a drawer container, a drawer, a magnet assembly, and a waterproof structure. The front side of the drawer container has an opening. The drawer is slidably mounted within the drawer container. The magnet assembly comprises a first magnet and a second magnet disposed on opposite sides of the drawer container. The magnet mounting cavity comprises a first mounting cavity for accommodating the first magnet and a second mounting cavity for accommodating the second magnet, and the first mounting cavity and the second mounting cavity are both configured to allow an airflow to pass through so as to cool the first magnet and the second magnet. The waterproof structure is configured to waterproof the magnet assembly.

Abstract: Provided is a refrigerating and freezing device, including: a storage compartment partitioned into a plurality of first spaces; an air channel system having a plurality of first air supply outlets, a main return air outlet and an on-off control device; and a plurality of drawers, wherein each drawer is mounted in one of the first spaces, each drawer has an air inlet and a return air outlet, each air inlet is communicated with one of the first air supply outlets, and each return air outlet is communicated with the main return air outlet; and the on-off control device is configured to control air flow to one or more of the plurality of first air supply outlets, and then control all or part of the air flow to flow to the corresponding drawers.

Abstract: A refrigeration system and a refrigerating appliance. The refrigeration system includes: a refrigeration assembly comprising a compressor, a first evaporator, and a second evaporator; and a first defrost bypass pipeline and a second defrost bypass pipeline for circulating refrigerant from the compressor to generate heat; the first defrost bypass pipeline is thermally connected to the first evaporator, the second defrost bypass pipeline is thermally connected to the second evaporator; one evaporator provides cooling when the defrost bypass pipelines heat another evaporator, so as to prevent temperature fluctuations in a storage compartment of the refrigerating appliance. When the first and second evaporator are defrosted independently, the evaporator not undergoing defrosting provide cooling, which enables the refrigeration system to effectively prevent significant temperature fluctuations in the storage compartment while improving the defrosting rate of the evaporators.

Abstract: A refrigeration system and a refrigerating appliance. The refrigeration system includes: a refrigeration assembly including a compressor, and an evaporator, forming a refrigeration circuit; and a defrost bypass pipeline connected to the refrigeration circuit for circulating refrigerant from the compressor to generate heat; the defrost bypass pipeline is thermally connected with the evaporator to heat the evaporator. By adding a defrost bypass pipeline connected to the refrigeration circuit and thermally connecting it with the evaporator, the evaporator can be heated for defrosting when the refrigerant from the compressor flows through the defrost bypass pipeline. Since the refrigerant from the compressor can produce a significant amount of heat when passing through the defrost bypass pipeline, this manner of defrosting can enhance the defrosting rate of the evaporator and enable quick, efficient, and thorough defrosting.

Abstract: A refrigerating and freezing device including a cabinet, and an aging device for aging a to-be-aged material therein is provided in the cabinet. The aging device includes an outer housing and an inner housing provided in the outer housing, and an aging chamber for accommodating the to-be-aged material is defined in the inner housing; two transverse sides of the inner housing and two transverse sides of the outer housing are arranged at intervals to form two longitudinally extending air supply channels, and the air supply channels are communicated with the aging chamber through air supply ports formed in two transverse side plates of the inner housing. The aging device further includes a circulating fan for driving air flow in the two air supply channels to flow into the aging chamber through the air supply ports.

Abstract: Disclosed are a silencing device and a refrigerator; the silencing device includes a silencing body, the silencing body includes a hole wall enclosing a through hole and a silencing cavity formed inside the silencing body, and an opening communicated with the silencing cavity is provided on a surface of the hole wall. When the noise in the compressor compartment of the refrigerator passes through the through hole of the silencing device, the sound is transmitted into the silencing cavity through the opening. This achieves a good noise reduction effect while guaranteeing the normal operation of the refrigerator.

Abstract: A refrigerator, comprising a refrigerator body, a front side of which opens to define a first chamber; a door body, comprising a main door and a secondary door, the main door being used to open/close the first chamber and defining a second chamber, and the secondary door being used to open/close the second chamber; and a semiconductor refrigeration component, comprising a cold end and a hot end, and configured to enable the cold end to provide cold energy to the second chamber. According to the refrigerator of the present invention, the temperature inside the chamber in the door body can be independently controlled.

Abstract: Provided are a refrigerator preservation control method and a refrigerator. The refrigerator comprises a box body and a freezer preservation compartment. The box body defines at least one storage compartment. The freezer preservation compartment is arranged in the storage compartment. The refrigerator preservation control method comprises: detecting whether an object to be processed is placed in the freezer preservation compartment; if so, acquiring the temperature of the object; acquiring a preset correspondence between temperatures of the object and operating modes of the refrigerator; and controlling the refrigerator to operate in accordance with an operating mode corresponding to the temperature of the object.

Abstract: Provided are Aa method for controlling the temperature of a refrigerator, and a refrigerator. A refrigerato, comprising a cabinet, a thawing chamber, a refrigeration system and a micro-air-duct rotary disc (180), wherein a storage compartment is defined by the cabinet, and comprises a storage area and a thawing area, the thawing chamber is arranged in the thawing area The refrigeration system is started to generate cold airflow when the temperature of the storage area is greater than or equal to a preset storage start-up temperature threshold value, the guiding direction of the cold airflow is determined by means of comparing the temperature of the thawing chamber with a preset thawing shutdown temperature threshold value, and the directional guidance of the cold airflow is completed by means of the micro-air-duct rotary disc .

Abstract: A control method for a refrigerator and a computer storage medium are provided. The refrigerator comprises a refrigerator body defining a first chamber and a door body that comprises a main door defining a second chamber, and a secondary door; a rear wall of the main door is provided with an air supply port formed thereon and a condensation removal air channel defined therein; a plurality of condensation removal holes are formed on the front surface of the rear wall. The control method comprises: acquiring an air relative humidity ? of the second chamber; acquiring an air relative humidity threshold ?0; comparing ? with ?0; if ???0, closing the condensation removal air channel, and opening the air supply port; and if ?>?0, closing the air supply port, and opening the condensation removal air channel to operate a condensation removal mode.

Abstract: A refrigerator, comprising a refrigerator body and a door body. The front side of the refrigerator body is open to define a first chamber. The door body comprises a main door and a secondary door, wherein the main door is used for opening or closing the first chamber and defining a second chamber; and the secondary door is used for opening or closing the second chamber. A rear wall of the main door is of a hollow structure so as to define an air duct, and a plurality of air diffusion micro-holes in communication with the second chamber and the air duct are backwards formed in a front surface of the rear wall. In addition, the refrigerator is configured such that cold air created by the refrigerator is introduced through the air duct, and the cold air enters the second chamber through the plurality of air diffusion micro-holes.

Abstract: A refrigerator and a control method therefor are provided. The refrigerator comprises a refrigerator body defining a first chamber, and a door body that comprises a main door defining a second chamber, and a secondary door; and the rear side of the main door is provided with an air supply port for introducing cold air in the first chamber into the second chamber. The control method comprises: acquiring an absolute air humidity ?1 of the first chamber and an air temperature T2 of the second chamber; calculating an expected relative humidity ?3 of air in the first chamber when the temperature changes to T2 according to ?1 and T2; determining a relative air humidity critical value ?0; comparing ?3 with ?0; and if ?3<?0, making the air supply port supply air to the second chamber, otherwise, making the air supply port stop supplying air to the second chamber.