4814results 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 invention discloses a dynamic load adjusting method and system for dish-washing machine energy efficiency and water efficiency test, and the method comprises the steps: setting a test set of different dirt degrees and types of tableware proportions, carrying out the transient performance analysis of each washing mode, predicting the fluid flow and temperature distribution in a cavity of a dish-washing machine, and recognizing an abnormal region; a first objective function based on the washing effect is constructed to optimize water pump parameters to improve a water flow path, a second objective function is constructed to adjust heating element parameters, energy efficiency and water efficiency testing is conducted to determine the optimal washing period, the water pump parameters and the heating element parameters as optimal operation parameters, and a decision tree algorithm is introduced; and learning a mapping relation between the test condition and the optimal operation parameters, and adjusting the operation parameters of the dish-washing machine in real time by means of a control algorithm according to the tableware dirt degree and proportion. According to the method, the energy efficiency and water efficiency balance of the dish washing machine under different load conditions can be effectively improved, the washing effect is enhanced, energy consumption and water consumption are reduced, and meanwhile good interpretability is achieved.

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 utility model relates to a gas stove provided with a gas control pot rack. A pot rack of an existing gas stove is only used for placing pots, and some additional rings are used as wind shields. According to an existing gas stove, flames are exposed in the atmosphere, much heat is lost due to the fact that the outer faces of the flames make contact with too much air, and the heat efficiency is reduced. The gas stove with the gas control pot rack comprises a gas stove body, a pot rack ring, a plurality of pot rack feet and a pot rack bottom. The pot rack ring is in a circular tube shape, the pot feet are evenly distributed on the pot rack ring, the pot rack bottom is a circular ring piece with an inner hole in the middle, the outer diameter of the pot rack bottom is the same as that of the pot rack ring, the pot rack bottom and the pot rack ring are connected together, and the pot rack bottom is arranged on a gas stove and sleeved outside a burner to control secondary air inflow and prevent excessive cold air from touching flames, so that heat efficiency is improved.

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 utility model discloses a multi-stage split energy-saving combustion device for liquid fuel, the energy-saving combustion device is composed of a combustion cylinder, an ion combustion body and a combustion body installation box in sequence from top to bottom, the upper end of the ion combustion body is fixedly connected with the combustion cylinder, the lower end of the ion combustion body is provided with an impeller air inlet channel, and the combustion cylinder is fixedly connected with the combustion body installation box. The impeller air inlet channel is located in the combustion body installation box, the combustion body installation box is of a hollow cavity structure, and a fan air inlet and an oil inlet hole are formed in the side face of the combustion body installation box. Compared with the prior art, the atomization combustion mode of an original electronic injection fuel stove is changed essentially, atomization of a high-pressure atomization nozzle is not needed, high-temperature vaporization combustion of liquid fuel is achieved in the first-stage combustion cavity, stable combustion and sufficient vaporization are achieved in the second-stage combustion cavity, and sufficient combustion and heating are achieved in the third-stage combustion cavity. The energy consumption is lower, the heat utilization rate is nearly doubled, the safety is higher, the independence is good, and the applicability is wide.

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.

Embodiments of this application provide an electronic device component. A first charging coil and a second charging coil are respectively disposed in a wireless keyboard and a stylus. At least one of the first charging coil and the second charging coil is a circle coil, and the circle coil is disposed around circumference of an accommodating portion or the stylus. The stylus can be charged when the stylus is blindly inserted into the accommodating portion, to resolve a prior-art problem that a user cannot quickly charge the stylus because the charging coils need to be aligned for a plurality of times when the stylus is charged.

Disclosed is a laundry treating apparatus including a cabinet, a drum, a fluid circulator, an air circulator including a humidity sensor, a driver, and a controller, wherein a drying operation includes an efficiency increasing process for increasing drying efficiency inside the drum, an efficiency maintaining process for maintaining the drying efficiency, and an efficiency decreasing process for reducing the drying efficiency, wherein the controller performs the drying operation while distinguishing the efficiency increasing process, the efficiency maintaining process, and the efficiency decreasing process from each other using a measured value of the humidity sensor.

The present invention relates to an assembly structure of an open water pump and a cleaning machine, wherein a cover plate is arranged transversely in the middle of a volute and its edge is arranged close to the inner wall of the volute, and the inner cavity of the volute is divided into an upper cavity and a lower cavity, the bottom edge of the guide vane is supported on the inner bottom wall of the volute, and the semi-enclosed structure formed by the guide vane is arranged close to the inner wall of the volute opposite to the second water outlet and is detachably connected to the inner wall of the volute, and the second water outlet is close to the inner wall of the volute and is connected to the upper cavity. The semi-enclosed structure formed by the guide vane is offset relative to the center of the cover plate, and the offset structure cooperates with the spiral structure of the guide vane to pressurize the water flow together, reduce energy loss, and make the water flow pressure meet the pumping demand on the basis of simplifying the water pump structure; during assembly, the circumferential constraint position of the cover plate in the volute can be used to control the size of the connection area between the first water outlet and the second water outlet, thereby adjusting the size of each water flow after diversion to meet the user's unique cleaning needs.

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 utility model provides a coil panel and cooking equipment, and relates to the technical field of cooking equipment. The coil disc includes: a first heat insulating member; the coil is arranged on the first side of the first heat insulation part and can generate heat radiation and an electromagnetic field after being electrified; the magnetic part is arranged on the second side, away from the coil, of the heat insulation part; and at least part of the second heat insulation component is located between the first heat insulation component and the magnetic part, and the first heat insulation component and the second heat insulation component are made of different materials.

The utility model provides a no-clean drum washing machine with a drying function. The no-clean drum washing machine comprises an outer drum; a liquid circulation hole and a gas circulation hole are formed in the non-porous washing cylinder, other positions are non-porous, and a drainage switch for adjusting the on-off state of the water flowing channel is arranged on the water flowing channel; the exhaust device is used for leading gas of the non-porous washing cylinder to the space between the non-porous washing cylinder and the outer cylinder through the gas circulation hole, and the gas circulation hole is formed in a position higher than the washing liquid level; and the air duct assembly is used for condensing the gas exhausted by the exhaust device through the condensing device, and the condensed gas is heated by the air duct heating system and then is introduced into the non-porous washing cylinder. According to the no-clean drum washing machine with the drying function, the drying function is introduced into the drum washing machine with the non-porous washing drum, user experience is improved, dependence on a traditional clothes dryer is reduced, resource consumption is reduced, and clothes can be kept clean and sanitary.

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.

A washing method and apparatus for a floor cleaning device, and a cleaning apparatus are provided. The washing method for the floor cleaning device includes: obtaining a washing instruction; and controlling, based on the washing instruction, water supply to a washing tank of a floor cleaning device base station and to a cleaning member of a mobile cleaning portion. According to the method, the cleaning member is washed through supplying water to the washing tank of the floor cleaning device base station and to the cleaning member of the mobile cleaning portion.

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 utility model 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 spirally wound on the heat insulation part to form a coil, and the coil comprises a plurality of coil layers in the radial direction of the coil; wherein the distance between two adjacent coil layers is the radial interval of the coil, and the coil comprises a plurality of radial intervals; in the plurality of radial intervals, at least one radial interval is different from the other radial intervals. The coil panel has the electromagnetic heating capacity and the thermal radiation heating capacity at the same time, the universality of the induction type heating cooking utensil is improved, and the technical effects of optimizing the structure of the coil panel, widening the application range of the coil panel, improving the practicability of the coil panel and reducing the production cost of the coil panel are achieved.

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.