Abstract: A magnetic field freshness-preserving storage container (200) includes 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 refrigerator having an inclined drain pipe disposed at a lower portion of the refrigerator comprises: a cabinet; a storage chamber, a refrigeration cavity, a heat dissipation machine compartment, and a front wall of the heat dissipation machine compartment extends obliquely upwards from front to back from the middle of a cabinet bottom plate; an evaporation dish; a drain pipe extends obliquely downwards from front to back from the bottom of the refrigeration cavity, passes through the front wall of the heat dissipation machine compartment and then further extends to the evaporation dish; a water pipe securing member is arranged at the position where the drain pipe passes through the front wall; the water pipe securing member has a first securing face, and the first securing face is abutting the front wall of the heat dissipation machine compartment.

Abstract: A 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 control method and system of an ice making device as well as a refrigerator having the same. The control method includes receiving first detection data of a detection sensor on an ice-making water injection pipe after ice is turned over and before water is injected; judging whether ice exists in the ice-making water injection pipe according to the first detection data; and turning on a heating assembly when ice exists in the ice-making water injection pipe. In the control method of an ice making device according to the present invention, the detection sensor is provided, whether the water injection pipe is frozen is judged by the detection sensor detecting whether ice exists, the detection method is more accurate, a freezing state of the ice-making water injection pipe can be known more accurately, and the heating assembly can be turned on more efficiently to unfreeze the ice-making water injection pipe.

Abstract: An ice maker includes a water storage box, an ice tray, a refrigeration device, and a liquid delivery assembly. The ice tray is formed with an ice making cavity and is pivotable relative to the water storage box to switch between an ice making position and an ejection position. The refrigeration device has a plurality of ice making columns, wherein at least a portion of the ice making columns extends into the ice making cavity when in the ice making position. The liquid delivery assembly comprises a liquid delivery pipe connecting the water storage box and the ice tray. The liquid delivery pipe has a plurality of surge outlet exposed to the ice making cavity, the number of surge outlet being the same as the number of the ice making columns. In the ice making position, each surge port is oriented towards each ice making column.

Abstract: Provided are a microfluidic detection system for a refrigerator and the refrigerator. The microfluidic detection system comprises: a microfluidic biochip that has a sample inlet, a detection pool and a communication port, all of which communicate in sequence by means of a microfluidic channel; a sample liquid driving device in sealed communication with the communication port by means of a sealed docking mechanism; and a detection mechanism for detecting the detection cell to obtain preset detection parameters of a sample liquid. The communication port is fixedly provided with a plug pin having an internal flow channel in sealed communication with the communication port, the plug pin is inserted into and forms a fluid-tight connection with the sealed docking mechanism, and the sealed docking mechanism is in fluid-tight connection with the sample liquid driving device, so that the sample liquid driving device is in sealed communication with the communication port.

Abstract: A refrigerator with a freezing storage assembly, comprising: a cabinet provided therein with a storage compartment for achieving a freezing storage function; the freezing storage assembly arranged in the storage compartment and comprising: a magnetic frame made of a magnetic material; and a storage box provided in a space enclosed by the magnetic frame and defining a freezing storage space; and a plurality of groups of electromagnetic coils arranged on an inner surface of the magnetic frame and configured to form magnetic fields with magnetic pole directions at a set angle in the freezing storage space, the magnetic fields passing through the magnetic frame to complete closed loops of magnetic lines.

Abstract: Disclosed is a vacuum insulator, comprising: a metal plate; a glass plate arranged facing and spaced apart from the metal plate; and a sealing structure arranged between the metal plate and the glass plate for fixing the metal plate and the glass plate in a sealed manner, with a vacuum cavity being defined between the metal plate and the glass plate. The vacuum insulator is impact-resistant, has a stable structure, and can be independently used for manufacturing an insulated container. The insulated container having the vacuum insulator is also involved.

Abstract: An electric slide rail (100) comprising: a track system (110); a power assembly (120); and a transmission system; wherein the track system (110) comprises an upper rail (111), a middle rail (112), and a lower rail (113) arranged from top to bottom, the power assembly (120) is fixed to the lower rail (113), the transmission system is fixed to the middle rail (112), and the electric slide rail (100) is configured such that the power assembly (120) provides power to move the track system (110) via the transmission system.

Abstract: An installation foot and a refrigerator having same, the installation foot including: a support base, a part of which forms a first step portion and a second step portion; a roller wheel, rollably disposed below the second step portion; and an adjustment portion, provided with a screw rod and an adjustment rotary disc, the screw rod being rotatably disposed on the first step portion, and the adjustment rotary disc being fixedly connected to the screw rod or integrated with the screw rod to form a one-piece part so as to drive the screw rod to rotate. In an installation process, the roller wheel is able to roll along a supporting surface on which the installation foot is located, and the screw rod can rotate relative to the support base, so that the installation foot is suitable for both a leveling process and a moving process of an apparatus.

Abstract: An air-cooled refrigerator supplying air through a centrifugal fan, comprising a bottom liner, an air duct back plate, and the centrifugal fan. A cooling chamber and a storage space are defined in the bottom liner; the air duct back plate is provided in front of a back wall of the bottom liner, and defines an air supply duct with the back wall of the bottom liner; the centrifugal fan comprises a volute and an impeller; the volute is arranged obliquely upwards from front to back at the back of the cooling chamber, and a fan cavity and a gradually widened exhaust cavity are defined in the volute; the fan cavity is formed into a continuous spiral; the gradually widened exhaust cavity is gradually widen backwards from the fan cavity; the impeller is provided in the fan cavity; and the inner wall face of the fan cavity is continuous and smooth.

Abstract: An air-cooled refrigerator comprises a bottom liner, a fan bottom shell, an air duct cover plate, and fan blades. A cooling chamber and a storage space are defined in the bottom liner. The fan bottom shell is arranged at a rear portion of the cooling chamber. The air duct cover plate comprises a back plate portion and a fan upper cover. The back plate portion is disposed in front of a rear wall of the bottom liner. The fan upper cover obliquely extends downward from a lower end of the back plate portion into the cooling chamber, covers the fan bottom shell and is fastened thereto. The back plate portion and the fan upper cover are integrally formed. The fan blades are arranged in a fan cavity, and enable formation of a refrigeration airflow discharged from the cooling chamber to an air supply duct.

Abstract: Provided is a bio-based material having an antibacterial effect, comprising a polymer represented by a formula (1) or a mixture of the polymer represented by the formula (1) and polyethylene glycol as an antibacterial active ingredient. The use of the bio-based material is also mentioned. The antibacterial bio-based material has excellent, stable and long-lasting antibacterial activity, and has remarkable antibacterial effects against various bacteria and fungi. The antibacterial bio-based material also has excellent biodegradability and biocompatibility, is derived from bio-based products produced by microbial fermentation, has high safety and is suitable for industrial production and large-scale use.

Abstract: A refrigeration module, comprising: a module body, in which an installation space is defined; and a refrigeration system disposed in the installation space for use in generating cold, wherein a cold supply port is provided on the module body, the cold supply port is configured to be detachably connected to an external pipeline, and the cold generated by the refrigeration system is supplied to the external pipeline by the cold supply port. Further provided by the present invention is a refrigerator that has the refrigeration module. By means of separating the refrigeration module and a storage portion, the storage portion does not need to give way to the refrigeration system, and the internal volume of the refrigerator may be greatly increased; and the refrigeration module may be freely matched with one or more of the same or different storage portions as needed.

Abstract: An air-cooled refrigerator includes a bottom liner, an evaporator, a water receiving tray, and a heating wire. A cooling chamber located at the bottom of the bottom liner is defined inside the bottom liner, and the bottom wall of the bottom liner is provided with a water receiving tank with a water drainage outlet at its bottom; the evaporator is provided in the cooling chamber; the water receiving tray includes a front plate segment and is provided between the evaporator and the bottom wall of the bottom liner to receive water on the evaporator, and a plurality of through holes are formed in a region of the water receiving tray facing towards the water receiving tank; the heating wire is coiled and provided between the water receiving tray and the evaporator to heat and defrost the evaporator, and the heating wire has an expansion section.

Abstract: The present invention discloses an antimicrobial agent, an antimicrobial high-performance POM composite material, and preparation methods thereof, wherein the preparation method of the antimicrobial agent comprises: Preparing a Tris-HCl buffer solution by mixing a tris(hydroxymethyl)aminomethane solution with a HCl solution; Adding the Tris-HCl buffer solution and dopamine hydrochloride, magnesium ions, hydroxide ions and solvent into deionized water, and performing a polymerization reaction to obtain Solution A; Placing solution A, hydrogen peroxide, solvent and deionized water into a reaction vessel, and performing an oxidation reaction to synthesize and obtain PDA@MgO2 antimicrobial agent. The catechol in polydopamine in the PDA@MgO2 antimicrobial agent in present application provides highly efficient modification sites, which can bond with multiple substances through its metal chelating effect and various chemical reactions.

Abstract: An air-cooled refrigerator, comprising a bottom liner, an evaporator, a water receiving tray, and a heating wire. A cooling chamber located at the bottom of the bottom liner is defined inside the bottom liner, and the bottom wall of the bottom liner is provided with a water receiving tank with a water drainage outlet at its bottom; the evaporator is provided in the cooling chamber; the water receiving tray is provided between the evaporator and the bottom wall of the bottom liner to receive water on the evaporator, and a plurality of through holes are formed in a region of the water receiving tray facing towards the water receiving tank; the heating wire is coiled and provided between the water receiving tray and the evaporator to heat and defrost the evaporator, and the heating wire has an extension portion extending to the water receiving tank through the through holes.

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 fresh-keeping storage container for a refrigerator, and a refrigerator. The fresh-keeping storage container includes a storage box provided internally with a storage space for placing stored objects; and one or more magnetic field generating components, each magnetic field generating component being configured to be in the shape of a flat plate and arranged at a side wall of the storage box, the magnetic field generating component being used for generating a magnetic field acting on the storage space, and the magnetic field strength range of the magnetic field is 1-200 Gs.

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.