Abstract: A range hood, including a housing with an opening at one side and a fume inlet panel component which is provided on the housing, the fume inlet panel component is provided at the opening of the housing, a fan is provided in an inner cavity of the housing, the fume inlet panel component is configured in such a way that at least a region of the opening of the housing corresponding to the fan can be opened, and the fan can be removed from the region. When the fan and an inner surface of a volute need to be cleaned, a user can conveniently remove the fan from one side of the fume inlet panel component and clean the removed fan and access an interior of the volute to clean an inside surface of the volute, ensuring extraction capability and increasing a service life of the range hood.

Abstract: Disclosed are an oil separation structure and a compressor. The oil separation structure includes a housing and a filtering screen. A core is disposed at a center of the housing, and a plurality of guiding members for guiding gas flow are provided along circumferential directions of the core. The filtering screen is disposed on a periphery of the housing, and a cavity is formed between the filtering screen and the core. The housing is provided with a gas inlet and a gas outlet which are in communication with the cavity, and the gas inlet is configured to introduce the gas flow into the cavity; the guiding members are configured to guide the gas flow to rotationally flow around the core, and the gas outlet is configured to discharge the gas flow from the cavity.

Abstract: Provided are a control method of a heat pump system and a heat pump system. The heat pump system includes a throttling element and a four-way valve. The four-way valve has a first state in a case that the heat pump system operates for refrigerating and a second state in a case that the heat pump system operates for heating. The control method includes that: before the four-way valve is switched from the first state to the second state, A is compared with B, and switching of the state of the four-way valve is controlled and the opening degree of the throttling element is adjusted according to the comparison result, or switching of the state of the four-way valve is controlled according to the comparison result, or the opening degree of the throttling element is adjusted according to the comparison result.

Abstract: Embodiments of the present disclosure describe a reflux device blade and a compressor. The reflux device blade includes a blade main body, a hollow cavity is formed in the blade main body, and an air supplement hole is formed in the blade main body. When the hollow reflux device blade is adopted, the supplemental air entering the hollow cavity of the reflux device blade through an air supplement channel forms jet flow on a suction surface of the reflux device blade to blow off a low-speed low-energy area formed on the suction surface, so as to reduce the airflow mixing loss, prevent the intake distortion of a second-stage impeller, and improve the operation range of the compressor.

Abstract: The present application provides a control method for a vehicle air conditioner, including: performing remote control in advance, wherein performing remote control in advance includes performing remote timing control in advance. Performing remote timing control in advance includes starting the air conditioner t0 minutes before the vehicle is started, so as to perform pre-cooling or pre-heating, wherein t0 is a constant. Compared with a vehicle air conditioner in the prior art, the vehicle air conditioner in the present application performs, by a configured step of performing remote control in advance, pre-cooling or pre-heating before the vehicle is started, so as to control an interior temperature of the vehicle in advance, such that when a user enters the vehicle, a comfortable ambient temperature is provided, thereby providing a comfortable ambient for a vehicle owner and a passenger.

Abstract: Disclosed is a bus short-circuit detection method and circuit, a storage medium and a processor. The method includes that: a weak electricity charge circuit is started in a case that a strong voltage detection circuit detects that a bus voltage of a unit is abnormal before the bus voltage is charged, wherein the weak electricity charge circuit is configured to charge the bus; charge current variation of the weak electricity charge circuit is detected; and a pre-charge circuit is started in a case that the charge current variation indicates that the bus is not in a short-circuited.

Abstract: An authorization management method and apparatus, and an electronic device are provided. The method is applicable to a mobile terminal. A display screen of the mobile terminal is a bendable display screen and the display screen simultaneously displays an active authorization application and a passive authorization application. The method includes: monitoring whether the display screen is bent; and in a case that it is monitored that the display screen is bent, sending a first authorization confirmation instruction to the active authorization application such that the active authorization application provides an authorized account for the passive authorization application, and the passive authorization application acquires the authorized account from the active authorization application and performs a login through the account.

Abstract: Provided are an oil separator, a compressor, and an air conditioner having the same. The oil separator comprises: a casing, which is provided with a gas inlet and a gas outlet, and a first separation structure, which is disposed within the casing, and which is located between the gas inlet and the gas outlet. The first separation structure comprises a first baffle plate and a refrigerant pipeline; the first baffle plate is provided therein with a cooling chamber; the refrigerant pipeline is connected to the first baffle plate and communicates with the cooling chamber.

Abstract: A method, an apparatus and a system for controlling a device are provided. The method includes that: a user terminal selects a first device from multiple devices, determines the first device as a controller, select a second device from the plurality of devices, associate the second device with the controller to obtain an association relationship, and sends a control instruction to the first device, so as to make the first device control, according to the association relationship, the second device to complete an operation corresponding to the control instruction.

Abstract: Disclosed are an overload protection apparatus and method, and a storage medium, a compressor and an electric appliance. The apparatus includes: a first overload protection mechanism and a second overload protection mechanism, wherein the first overload protection mechanism is arranged to perform overload protection on the pressure of a compressor to be protected, and/or the second overload protection mechanism is arranged to perform overload protection on at least one of the temperature and the current of the compressor to be protected.

Abstract: Provided are an infrared protocol-based infrared code transmission circuit, a chip, a remote control device and an air conditioner. The infrared code transmission circuit includes: a carrier duration control module; a processing module that is configured to configure the carrier duration control module according to a stage type of an infrared code to be transmitted in an infrared protocol, so that the carrier duration control module generates an enabling signal; a carrier generation module that is provided to generate a PWM-type carrier signal according to the stage type of the infrared code to be transmitted in the infrared protocol, and carry out a logic operation on the PWM-type carrier signal and the enabling signal to generate and transmit the infrared code to be transmitted.

Abstract: An air-conditioner outdoor unit and a control method for a fan (100) of an air-conditioner outdoor unit; the air-conditioner outdoor unit of the present invention comprises a fan (100) and a deflector ring (200) that is sleeved on the outside of a vane (110) of the fan (100); further comprised are a vane stopping device (300), a wind speed measuring device (400), and a control system.

Abstract: The present disclosure relates to the technical field of computers, and particularly relates to a data sharing method and an apparatus, and an electronic device. The method is applied to a mobile terminal. A display screen of the mobile terminal is a bendable display screen. The method includes determining a first application and a second application in the display screen; and in a case that it is detected that the display screen is bent, sharing the first data information of the first application to the second application.

Abstract: A two-position eight-way valve, including a valve body, a sliding column, and a control mechanism. The valve body is provided with an accommodating space having an opening. The control mechanism is connected to the opening. Provided on a sidewall of the accommodating space are a first through hole, a second through hole, a third through hole, a fourth through hole, a fifth through hole, a sixth through hole, a seventh through hole, and an eighth through hole allowing the accommodating space to be in communication with the external environment. The sliding column is provided within the accommodating space and is connected to the control mechanism.

Abstract: The present disclosure has disclosed an water pump of an air conditioner as well as a method and device for controlling the same, wherein the method for controlling an water pump of an air conditioner comprises: obtaining a state of a liquid level switch of the air conditioner, a state of operation of the air conditioner and an outdoor ambient temperature; and determining a turn-on timing of the water pump of the air conditioner according to the state of the liquid level switch of the air conditioner, the state of operation of the air conditioner and the outdoor ambient temperature obtained. The present disclosure solves the problem that the turn-on time of the water pump of the air conditioner in the prior art is not smart enough, so as to make the turn-on time of the water pump of the air conditioner more intelligent, whilst improving the safety of the water pump of the air conditioner is improved, and saving the energy.

Abstract: Provided are a bearing assembly, a bearing assembly mounting structure and an air blowing apparatus. The bearing assembly includes: a bearing sleeve including an inner assembling face, and a bearing mounted into the bearing sleeve from an axial side of the bearing sleeve and including an outer assembling face corresponding to the inner assembling face. The inner assembling face and/or the outer assembling face is provided with a supporting structure protruding toward an opposing assembling face and cooperating with the opposing assembling face in a contacting manner, and the supporting structure is symmetrically disposed in a peripheral direction of the assembling face where the supporting structure is located.

Abstract: Some embodiments of the present disclosure relates to the technical field of mobile terminals, and particularly discloses a foldable mobile terminal. The foldable mobile terminal includes: an upper antenna and a lower antenna; and a first contact and a second contact. The first contact is connected to the upper antenna, and the second contact is connected to the lower antenna and is used for touching the first contact. In a case that the foldable mobile terminal is folded so that the first contact and the second contact touch each other, the upper antenna and the lower antenna form a new antenna.

Abstract: A control method and apparatus for a smart power component, a storage medium and a processor are provided. The method includes that: first fitting information and second fitting information, which is detected by the smart power component, between a smart power component and an external heat sink is acquired; it is determined whether the first fitting information satisfies a preset condition, and it is determined whether the second fitting information satisfies a preset condition; when the first fitting information does not satisfy the preset condition, first prompt information is output; and when the second fitting information does not satisfy the preset condition, second prompt information is output. Thus, the technical problem that a poor fit between a smart power component and an external heat sink is not detected is solved.

Abstract: The present application provides an air duct machine with switchable air-out directions and a control method thereof, and an air-conditioning apparatus.

Abstract: The embodiments of the present disclosure relate to a technical field of home electrical appliances, and particularly to methods, apparatus, systems, and electronic devices for voice controlling a smart home electrical appliance. The method includes: acquiring speech information of a user; performing a recognition on the speech information to acquire a control command; determining a target home electrical appliance according to the control command, and transmitting the control command to the target home electrical appliance; and acquiring a first execution result sent back from the target home electrical appliance, wherein the first execution result represents a state of the target home electrical appliance.