3834results about "Home appliance efficiency improvement" patented technology

The present invention provides a multi-drum washing machine, comprising a first drum, a second drum, and an electric heating system. The electric heating system is capable of generating a hot air flow, and the hot air flow of the electric heating system can be delivered to the first drum and / or the second drum simultaneously or separately. The multi-drum washing machine also comprises a first drum and a heat pump system. The heat pump system is capable of generating a hot air flow, and the hot air flow of the heat pump system can be delivered to the first drum. Compared with the prior art, the multi-drum washing machine described in the present invention uses a common electric heating system for drying the first and second drums, thereby reducing the manufacturing cost and space occupied by the multi-drum washing machine. The first drum uses the heat pump system for drying, avoiding the need for three drums to be dried simultaneously using a single drying system, thereby improving the drying effect of the clothes, shortening the drying time, and enhancing the user experience.

The invention relates to the technical field of refrigeration control, in particular to a medical refrigerator compressor refrigeration temperature control system and method based on big data, and the system comprises a storage article recognition module, a heat capacity calculation module, a compressor load adjustment module, a refrigerant flow control module and a compressor performance correction module. According to the medical refrigerator, the types and characteristics of stored articles are precisely recognized, detailed parameters are extracted, the high-precision temperature sensor and the environment parameter set are utilized, and dynamic calculation is conducted on the refrigeration requirement, so that precise adjustment of the output power of the compressor is achieved, and the temperature stability and the medicine quality in the medical refrigerator are ensured; by refining the storage requirement of each medicine, optimizing the refrigerant supply amount and achieving a more accurate temperature control strategy, and by correcting the performance parameters of the compressor and improving the overall energy efficiency and reliability, energy waste can be more effectively reduced, optimization of storage conditions is ensured, and the overall efficiency and response speed of a refrigeration system are remarkably improved.

The present invention relates to the field of refrigeration control technology, specifically to a medical refrigerator compressor cooling management system and method based on image recognition, the system includes: a hot zone identification module, a temperature partition calculation module, a wind valve control module, an air duct optimization module, and an energy consumption evaluation module. In the present invention, the temperature value is extracted by infrared images, and the pixel temperature difference and temperature gradient analysis are combined to accurately identify the local heat concentration area, improve the heat source distribution perception ability, divide the temperature zone based on the temperature gradient and the arrangement of the heat dissipation fins, and generate temperature partition data, so that the cooling control dynamically matches the temperature difference, enhances the heat dissipation uniformity, combines the high temperature partition with the air duct outlet angle calculation, dynamically adjusts the air valve, realizes the accurate distribution of air volume, avoids insufficient or excessive cooling, and optimizes the air duct in combination with the air flow pressure gradient calculation to adjust the guide vane to make the cooling path more reasonable, calculates the energy consumption by the fan wind speed change rate, and optimizes the fan strategy in combination with historical data to reduce energy consumption.

The present invention belongs to the technical field of washing machines and related cleaning technologies, and specifically provides a shoe washing machine. The present invention aims to solve the problems that in existing shoe washing machines, shoes are prone to jamming and excessive friction. For this purpose, the shoe washing machine of the present invention includes a base body and a wave wheel. The base body is connected to the wave wheel. The area of the base body gradually decreases from the cross-section close to the wave wheel to the cross-section far from the wave wheel. A brush-like structure is provided on the surface of the base body. The base body is connected to the wave wheel, and the base body can move together with the wave wheel. Moreover, a brush-like structure is provided on the surface of the base body, which can achieve effective washing of shoes. The base body and the inner barrel of the shoe washing machine form a space with an upward opening that gradually becomes larger, which can effectively prevent the problems of jamming and excessive friction during the washing process of shoes, resulting in shoe wear.

The application discloses a floor cleaning machine, which comprises a handle, a cleaning head and an integrated water tank. The cleaning head comprises a shell rotatably connected with the handle. The integrated water tank comprises a clean water cavity and a sewage cavity and is installed in a horizontal manner on the rear half of the shell in a single-side inlet-outlet mode, so as to provide clean water for cleaning and collect sewage after cleaning for the cleaning head. The cleaning head further comprises a motor installed on one side of the shell, a roller assembly sleeved on the motor and a brush assembly bridged on both sides of the shell. The motor drives the roller assembly to rotate, so as to drive the brush assembly to rotate synchronously. The floor cleaning machine provided by the application has simple structure, reduces the weight on the handle, and makes the user feel more light when pushing or pulling the floor cleaning machine. The floor cleaning machine can increase the standby time of the floor cleaning machine without increasing the volume of the floor cleaning machine, and can also reduce the noise of the floor cleaning machine in the working state.

A scrubber comprises a cleaning head assembly, the cleaning head assembly comprises a shell, a motor and a roller assembly connected to the motor in a sleeving mode, the motor is installed on one side of the interior of the shell, and the roller assembly comprises a roller piece fixedly connected with a first gear piece; the cleaning head assembly further comprises a transmission assembly arranged on the portion, on the opposite side of the motor installation position, of the shell and a brush assembly connected between the two opposite sides of the shell in a bridging mode, the motor drives the roller assembly to rotate, and the roller assembly and the brush assembly synchronously rotate through the transmission assembly. The transmission assembly is in transmission connection with the first gear piece; the first gear piece comprises a gear and an elastic piece; the gear is fixedly connected with the elastic piece, the elastic piece is detachably and fixedly connected with the roller piece in an inner cavity of the roller piece, the elastic piece comprises a rotating shaft and a spring, the rotating shaft elastically abuts against the shaft sleeve through the spring, the shaft sleeve detachably abuts against the roller piece in the inner cavity of the roller piece, and the rotating shaft can serve as a rotating shaft of the roller piece. And the spring can stretch out and draw back in the inner cavity of the roller piece.

A wireless charging device is disclosed. At least one floating charging component is arranged in the wireless charging device, the floating charging component comprises a supporting plate, a power transmission coil, and a magnetic element, the top wall of a housing is provided with at least one mounting hole, and the floating charging component is movably arranged in the mounting hole, so that when the device to be charged is placed on a bearing surface of the top wall, the magnetic element is able to attract the device to be charged so that the outer surface of the supporting plate contacts with the device to be charged, so that ensures that the power transmission coil and the device to be charged be aligned with each other and the distance between them is small, thereby ensuring the wireless charging rate.

A wireless power transmission apparatus for induction heating includes: a working coil configured to change operation based on selection of a mode of operation from among a plurality of operating modes, the plurality of operating modes including a wireless power transmission mode configured to wirelessly transmit power and a heating mode configured to heat one or more objects, an inverter configured to output, to the working coil, current at an operation frequency, and a controller. The controller is configured to calculate an eccentricity degree between the working coil and a reception coil of a target object, and control, in the wireless power transmission mode, the operation frequency based on the calculated eccentricity degree while performing wireless power transmission to the target object.

The invention relates to the technical field of clothes treatment, in particular to clothes treatment equipment, and aims at solving the problem that in the prior art, an electric device on an inner barrel of the clothes treatment equipment is poor in electrifying effect. To this end, the laundry treating apparatus according to the present invention comprises: an inner tub rotatably provided; the electric component is arranged to rotate along with the inner cylinder; and the power supply component comprises a transmitting coil and a receiving coil, the transmitting coil is fixedly arranged and is coaxial with the rotating shaft of the inner cylinder, the receiving coil is installed on the inner cylinder, the receiving coil and the transmitting coil are eccentrically arranged, a part of or all the receiving coil is arranged in the coverage range of the transmitting coil, and the receiving coil is electrically connected with the electric component. The receiving coil is continuously located in the magnetic induction line coverage range of the transmitting coil when rotating along with the inner cylinder, the electricity induction effect of the receiving coil is improved, and the situation that a power supply component supplies power to an electric component intermittently is avoided.

The invention relates to the field of kitchen utensils, and particularly discloses a fire control valve and a kitchen range. The fire control valve comprises a shell, an outer ring electromagnetic valve and an inner ring electromagnetic valve; the plug valve communicates with the inner ring outer cavity, and the inner ring inner cavity and the outer ring inner cavity communicate with an inner ring fire cover and an outer ring fire cover of the combustor correspondingly. The inner ring electromagnetic valve is used for opening and closing an inner ring flow path between the inner ring outer cavity and the inner ring inner cavity, and the outer ring electromagnetic valve is used for opening and closing an outer ring flow path between the outer ring outer cavity and the outer ring inner cavity; a first port and a second port of the inner ring closure channel are respectively communicated with the inner ring outer chamber and the inner ring inner chamber; and a first port and a second port of the inner ring communication channel are respectively communicated with the inner ring inner cavity and the outer ring outer cavity. The fire control valve can replace an original plug valve to achieve the function of opening and closing outer ring fire, the structure of the plug valve can be simplified, multiple fire adjusting states corresponding to different cooking modes can be achieved, and fire adjusting of a cooker is more intelligent.

The invention discloses a furnace end uniform in heating. The furnace end comprises a top plate, a bottom plate and a plurality of plasma combustors. A furnace chamber is defined by the top plate and the bottom plate. Due to the fact that the air inlet holes are formed in the radial direction, the position and size precision of the air inlet holes can be guaranteed by adopting a machine to pre-embed the needles and pull the needles, manual intervention is not needed, the labor cost is reduced, gas can directly impact the anode needles and take away part of heat generated by the anode needles, and a certain cooling effect on the anode needles is achieved; the electric arc generated between the anode needle and the cathode pintle is maintained in the axis space, so that direct interference or influence of airflow on the electric arc in the area is avoided; by arranging the cathode pintle, the plasma jet impacts the head of the cathode pintle and then is sprayed out in the radial direction, the energy of the plasma jet is dispersed in a larger range, the concentration ratio and the energy density of the jet are reduced, the phenomenon of local overheating is avoided, and uniform heating of cookware is achieved.

The invention relates to the technical field of washing equipment, and discloses a washing electric appliance tableware disinfection control method, system and equipment and a storage medium, the working state of a draining pump is accurately judged through preset pre-draining and formal draining conditions and monitoring of the working current of the draining pump, and the washing electric appliance tableware disinfection control method and system are provided. The plasma disinfection is started only when the drainage is normal and has no fault and no accumulated water residue risk is ensured, so that the internal environment of the plasma module is effectively protected, the performance of the plasma module is prevented from being damaged, and the disinfection reliability of the washing electric appliance tableware is ensured.

The utility model discloses a kitchen range. The kitchen range comprises a burner and a pot rack, a plurality of first fire outlet holes are formed in the top of the combustor; the pot rack comprises a pot rack main body and a plurality of supporting legs, the pot rack main body is arranged around the periphery of the burner, the supporting legs are arranged at the bottom of the pot rack, and the supporting legs are arranged around the peripheral side of the pot rack main body at intervals; the inner circumferential side face of the pot rack body comprises a flow guide air inlet face, the flow guide air inlet face extends upwards from the bottom of the pot rack body, the flow guide air inlet face and the burner are arranged in a spaced mode, and a first air inlet channel communicated with the first fire outlet holes is formed between the flow guide air inlet face and the outer circumferential side face of the burner. An air inlet channel does not need to be formed in the pot rack body, so that the sealing integrity of the pot rack body can be guaranteed, and the heat preservation performance of the pot rack body can be improved.

The invention relates to the technical field of clothes treatment, in particular to clothes treatment equipment, and aims at solving the problem that in the prior art, an electric device on an inner barrel of the clothes treatment equipment is poor in electrifying effect. To this end, the laundry treating apparatus according to the present invention comprises: an inner tub rotatably provided; the electric component is arranged to rotate along with the inner cylinder; the power supply component comprises a transmitting coil and a receiving coil, the transmitting coil is fixedly arranged, the receiving coil is installed on the inner cylinder, a wire of the transmitting coil is wound in a folded-back mode, and the receiving coil is electrically connected with the electric component. The conducting wire of the transmitting coil is wound in a turn-back mode, magnetic induction lines generated by the transmitting coil can be controlled in a specific area, namely, the magnetic induction lines can be concentrated instead of being dispersed towards the periphery, and therefore the arrangement area of the magnetic induction lines is controlled according to the shape and the rotation path of the receiving coil, and the electricity induction efficiency between the receiving coil and the transmitting coil is improved; and the electrifying effect of the power utilization device is further improved.

The embodiment of the invention provides a solid-state source microwave control method and microwave equipment. The solid-state source microwave control method comprises the following steps: in response to a microwave heating instruction, according to a preset initial phase and a preset frequency range, controlling a plurality of radiation assemblies of microwave equipment to perform frequency sweeping radiation on a target object; collecting reflection power of the target object under each frequency in a preset frequency range to determine a target frequency corresponding to the target object; and according to the target frequency and the position information corresponding to each radiation assembly, determining a target phase corresponding to each radiation assembly, so that each radiation assembly performs microwave heating on the target object according to the target frequency and the target phase. According to the method, the food can be accurately heated.

A laundry treatment apparatus includes a washing machine module and a drying machine module that are integrally installed in a common cabinet, and a single drying module configured to produce dry hot air. The laundry treatment apparatus has a reduced product size and performs a method for drying laundry in a washing drum and a drying drum. The method includes detecting a dryness in real time while performing drying processes simultaneously in the washing drum and the drying drum by the common drying module, and controlling an amount of supplied dry hot air and an amount of recovered dry hot air to be different to reduce an overall drying process time and electric power consumption. The drying processes performed in the drying machine of the washing machine are simultaneously completed to improve convenience for a user.

The embodiment of the invention provides a washing machine, a control method and device of the washing machine and a storage medium, the control method of the washing machine comprises the steps that clothes information of clothes to be washed in the washing machine and temperature and humidity information in the washing machine are obtained, and the clothes information comprises materials, stain types and weight; predicting washing parameters according to the clothes information and the temperature and humidity information; and controlling the washing machine to operate based on the washing parameters. The washing parameters are predicted according to the clothes information and the temperature and humidity information, that is, the washing parameters can be dynamically adjusted, compared with existing fixed washing parameters, changes of the washing environment can be dynamically responded, the flexibility of the washing machine is improved, and then the energy utilization efficiency is improved.

The present invention provides a household electrical appliance comprising: a washing tank; a water storage device connected to the washing tank via a dehydration path for temporarily storing washing water; and a suction unit connected to the water storage device via an exhaust path for sucking washing water in the washing tank into the water storage device. The water storage device comprises: a water inlet opening into the water storage device, through which washing water in the washing tank can be introduced into the water storage device from the water inlet via the dehydration path; an exhaust port opening into the water storage device, the suction unit connected to the exhaust port via the exhaust path; and a drain port opening into the water storage device for draining washing water in the water storage device. A defoaming unit is provided in the water storage device near the exhaust port, the defoaming unit being configured to eliminate foam and prevent it from entering the exhaust port. Thus, a household electrical appliance can be provided that reliably prevents foam from entering the suction unit.

Provided are a refrigerator and a control method therefor. The refrigerator comprises a refrigerator body, a door body, a refrigeration system, a compressor, a first condenser, a throttling apparatus, a second condenser, an evaporator, a condensation fan, a first temperature sensor and a controller, wherein the condensation fan can blow air to the first condenser; the first temperature sensor is arranged at an inlet of the evaporator, and the first temperature sensor can measure an inlet temperature of the evaporator; and the controller is configured to acquire, when the refrigeration system operates, an inlet temperature measured by the first temperature sensor and calculate a change rate of the inlet temperature, and to adjust at least one of the rotation speed of the condensation fan and the rotation speed of the compressor on the basis of the change rate, the change rate being positively correlated with at least one of the rotation speed of the condensation fan and the rotation speed of the compressor.

The invention relates to the field of kitchen utensils, and particularly discloses a fire control valve and a kitchen range. The fire control valve comprises a shell, an inner ring electromagnetic valve and an outer ring electromagnetic valve; an air inlet channel of the shell is communicated with the plug valve and the outer cavity; the inner-ring electromagnetic valve is used for opening and closing an inner-ring flow path, and the outer-ring electromagnetic valve is used for opening and closing an outer-ring flow path; the inner ring gas outlet channel and the outer ring gas outlet channel supply gas to an inner ring fire cover and an outer ring fire cover of the combustor correspondingly and communicate with an inner ring inner cavity and an outer ring inner cavity correspondingly. And a first port and a second port of the inner ring closure channel are respectively communicated with the inner cavity and the outer cavity of the inner ring. The fire control valve can replace an original plug valve to achieve the function of opening and closing outer ring fire, so that the structure of the plug valve can be simplified, the longitudinal size can be reduced, and meanwhile, the fire control valve can be used for opening and closing the inner ring flow path and the outer ring flow path through the inner ring electromagnetic valve and the outer ring electromagnetic valve and the inner ring closure channel. Various fire adjustment states corresponding to different cooking modes can be realized, so that fire adjustment of the cooker is more intelligent.

The invention discloses an inverter compressor control optimization method based on a commercial refrigerator, and relates to the technical field of refrigeration optimization control, the commercial refrigerator is divided into a plurality of independent temperature control areas, monitoring points are deployed in each area, and refined temperature control and load management are realized; according to the method, the load condition of each temperature control area is recognized through a load index Fzzs, i calculation method of the ith temperature control area based on the cargo load and manual operation behaviors, the dynamic refrigeration requirement of the refrigerator is met by adjusting the refrigerant flow, precise control over each temperature control area is achieved by adopting the refrigerant flow adjusting index Radj, and compared with traditional fixed-frequency compressor adjustment, the dynamic refrigeration requirement of the refrigerator is met. And the refrigerating capacity can be flexibly adjusted according to real-time requirements. And the evaporation pressure and the condensation pressure are monitored through the pressure stability index, an optimization instruction is automatically triggered, the operation parameters of the inverter compressor are adjusted, the refrigerant flow is synchronously optimized, and refrigeration balance of all the areas is ensured.

The invention provides a refrigerator intelligent fresh-keeping operation control method and a refrigerator, and the method comprises the steps: collecting refrigerator compartment data in real time, analyzing a fresh-keeping mode, temperature and humidity parameters and food material type information set by a user, and generating an initial control strategy; based on the initial control strategy, a compressor and a fan are controlled to execute refrigeration operation; according to the refrigerator compartment data, the initial control strategy is dynamically optimized, and refrigeration operation parameters of a compressor and a draught fan are adjusted; and outputting the optimized initial control strategy, and uploading the optimized initial control strategy to a server for remote data synchronization. Based on the intelligent self-adaptive learning technology, multi-sensor cooperative control and a dynamic optimization strategy are combined, and precise control and remote management of the running state of the refrigerator are achieved. And the temperature and the humidity can be automatically adjusted and controlled according to the use habits of the user, the refrigeration control strategy of the refrigerator is adjusted in time, the temperature and the humidity can be kept constant, the application range is wider, and the purpose of parallel intelligent preservation is achieved.

The present application relates to a garment processing device comprising: a drum comprising a drum body for providing a garment storage space, a front cover forming the front surface of the drum body, a rear cover forming the rear surface of the drum body, and a drum introduction opening provided through the front cover; a fixed panel positioned to be spaced apart from the rear cover and provided with a guide hole; a mounting body inserted into the guide hole to be able to reciprocate in a direction perpendicular to the fixed panel, the mounting body being divided into a first area facing in a direction in which the rear cover is positioned with reference to the fixed panel and a second area positioned opposite to the first area; a head provided in the first area to prevent the mounting body from being separated from the fixed panel; a power transfer portion comprising a housing fixed in the second area, an input shaft having one end positioned outside the housing and having the other side positioned inside the housing, an output shaft having one end fixed to the rear cover through the fixed panel and having the other end positioned inside the housing, and a gear unit positioned inside the housing so as to transfer rotational movements from the input shaft to the output shaft; a stator fixed in the second area or the housing so as to form a rotating field; a rotor, to which one end of the input shaft is fixed, and which is rotated by the rotating field; and a first displacement limiter provided in the second area to be positioned between the fixed panel and the housing, thereby limiting the displacement of the housing toward the fixed panel.

Disclosed is a method for controlling a laundry treating apparatus including an efficiency increasing operation and an efficiency maintaining operation, wherein the efficiency increasing operation includes a first efficiency increasing operation, wherein the controller controls the first driver such that an RPM of the drum corresponds to a first drum RPM and controls the second driver such that an RPM of the fan corresponds to a first fan RPM to perform a first efficiency increasing process, and a second efficiency increasing operation, wherein, after the first efficiency increasing operation, the controller controls the first driver such that the RPM of the drum corresponds to the first drum RPM and controls the second driver such that the RPM of the fan corresponds to a second fan RPM higher than the first fan RPM to perform a second efficiency increasing process.

A wireless charging assembly including a base body, a charging coil, a magnet and a plurality of partitions. The charging coil is disposed in the base body. The magnet includes a body part and a plurality of protruding parts. The plurality of protruding parts protrude from a side of the body part. The body part and the plurality of protruding parts are integrally formed as a single piece. The body part is disposed in the base body. The plurality of partitions are connected to the base body. The plurality of protruding parts of the magnet are spaced apart from each other by the plurality of partitions.

The present invention provides an abnormal detection method, device, readable storage medium and cooking device. The abnormal detection method includes: obtaining the access voltage of a rectification circuit; when the access voltage of the rectification circuit is less than or equal to a first voltage value, collecting the voltage waveform at the first end of a switching device, where the voltage waveform is a waveform plotted based on the voltage value at the first end of the switching device when no current flows through the switching device; and determining the abnormal detection result of the cooking device according to the comparison result between the duration corresponding to the voltage waveform and a preset duration.

The invention provides a coil panel and cooking equipment, and relates to the technical field of cooking equipment. The coil disc includes: a heat insulating member; the winding is arranged on the heat insulation part, the winding is in a strip shape, the winding is spirally wound on the heat insulation part to form a coil, and the electrified coil can generate an electromagnetic field and heat radiation.

The utility model belongs to the technical field of combustion, and particularly discloses a furnace end device and a combustor. The furnace end device comprises a furnace end assembly, a gas nozzle and an air supply assembly; the burner assembly is provided with a fuel gas supply channel, an air supply channel and a gas outlet, the gas outlet is used for supplying gas to a premixing cavity of the gas distribution seat, and the air outlet end of the air supply channel and the gas outlet end of the fuel gas supply channel are both communicated with the gas outlet; the gas nozzle is installed at the outlet end of the gas supply channel and at least partially located in the air supply channel, the gas inlet end of the gas nozzle communicates with the gas outlet end of the gas supply channel, and the gas spraying end of the gas nozzle directly faces the gas outlet. The air supply assembly is used for blowing air into the air inlet end of the air supplementing channel. According to the furnace end device and the combustor, the air supplementing amount can be increased, the gas nozzle can be cooled, and the combustion sufficiency and the thermal load stability in the combustion process are improved.

The utility model discloses a long dragon type dish washing machine which comprises a pre-washing machine, a soaking machine and a main washing machine which are sequentially arranged, and the pre-washing machine, the soaking machine and the main washing machine are respectively connected with a control assembly. The pre-washing machine comprises a pre-washing box body and a washing bin body arranged in the middle of the upper surface of the pre-washing box body, the pre-washing box body is provided with a first conveying belt with meshes, the first conveying belt penetrates through the washing bin body, and the two ends, in the direction of the first conveying belt, of the washing bin body are through and provided with first door curtains correspondingly. A pre-washing and flushing assembly is arranged in the cleaning bin body, and a residue treatment device is arranged at the position, corresponding to the cleaning bin body, below the first conveying belt. The soaking machine comprises a soaking pool and an overflow pool, and the overflow pool is lower than the soaking pool and connected with the soaking pool. The long-dragon-type dish-washing machine has the advantages that the use of a chemical detergent is reduced, and no drier is left.

The invention relates to the technical field of mouse self power generation, in particular to a low-frequency automatic power supply wireless mouse system. The wireless mouse comprises a wireless mouse body, a self-power-generation module installed in the wireless mouse body and an energy control module for charging electric energy generated by the self-power-generation module into a wireless mouse battery. The self-power-generation module comprises a flexoelectric structure and a piezoelectric structure which are clamped between keys and a mouse base. The flexoelectric structure and the piezoelectric structure can deform at the same time under the pressing action of the key so as to generate electric energy through the flexoelectric effect and the piezoelectric effect respectively. By integrating the self-power-generating module, the wireless mouse system can generate electric energy by using the key pressing action of the mouse in daily use, so that the built-in battery is automatically charged. By means of the mouse, the endurance time of the mouse is greatly prolonged, the trouble of frequently replacing a battery or charging the battery is reduced, the use convenience and the satisfaction degree of a user are improved, and meanwhile the concepts of environmental protection and sustainable utilization of energy are reflected.