6917 results about "Cooker" patented technology

The invention discloses an electric heating cooker uniform temperature control method and system for gradient temperature difference regulation and control, and relates to the technical field of temperature control, the method comprises the following steps: dividing an internal heating area of a target electric heating cooker, arranging temperature sensors, and acquiring meal temperature data of N subareas in real time through a subarea temperature sensor array; constructing a gradient temperature difference model based on meal heat conduction information and food material characteristic information, and performing deviation calculation on the meal temperature data of the N sub-regions based on the gradient temperature difference model to obtain temperature deviation data of the N sub-regions; and a PID controller is adopted to perform heating power analysis on the temperature deviation data of the N sub-regions, and the heating power adjustment amount of the N sub-regions is determined to control the target electric heating cooker to perform uniform-temperature heating control. The technical effects of realizing uniform temperature control of the electric heating cooker, effectively solving the problem of local overheating or half-cooking caused by a traditional heating mode, ensuring uniform heating of meals and improving the heating quality are achieved.

To suppress backlash of a regulator mounted to an end part on an inflow port side of a mixing pipe made by casting in a gas burner.SOLUTION: A regulator 25 in which an air port 25a is provided on a plane part 25b covering an inflow port is mounted to an end part of the inflow port 20a side of a mixing pipe 20, and fuel gas is injected from a nozzle toward the inflow port. The mixing pipe is divided into a lower member and an upper member, each of which is formed by casting. An outer edge 21b at an end part on the inflow port side of the lower member has a width in a right / left direction that becomes smaller from an upper end toward a lower end, and protrudes to the nozzle side in an inclined manner. An outer edge 22b at an end part on the inflow port side of the upper member has a width in the right / left direction that becomes smaller from a lower end toward an upper end, and protrudes to the nozzle side in an inclined manner. An approximately horizontal flat part 22c is provided in at least one of the lower end of the outer edge at the end part on the inflow port side of the lower member and an upper end of the outer edge at the end part of the inflow port side of the upper member.SELECTED DRAWING: Figure 4

The utility model relates to an automatic cooker, which comprises a base, a frying pan, a mounting seat, an overturning arm, a first cooker cover, a driving device, a stir-frying manipulator, a detection switch and a control component, the driving device drives the stir-frying manipulator to stir-fry dishes, and the signal output end of the control component is electrically connected with the control end of the driving device. The signal output end of the detection switch is connected with the signal input end of the control assembly, the driving device and the detection switch are in signal connection with the control assembly, and the detection switch is used for detecting the covering condition of the first pot cover and the frying pot. The detection switch is arranged to detect the closing condition of the first pot cover, and when the detection switch detects that the first pot cover is in the closed state, the driving device cannot be started, so that the stir-frying manipulator is prevented from rotating when the first pot cover is not closed, a user is prevented from being scratched by the stir-frying manipulator, and the use safety of the automatic cooker is ensured.

The invention relates to the technical field of data processing, in particular to an induction cooker data acquisition and processing system which comprises a power jump identification module, a response section correction module, a trend sampling analysis module, a temperature control abnormity judgment module and a working condition balance data calibration module. According to the method, the rate change value between the power sampling points in the operation period is calculated, the sections with obvious abrupt change characteristics are screened, and the power lag response is corrected in combination with the voltage change slope, so that the time offset between the control response and the electric signal change is effectively corrected; the temperature fluctuation trend and the temperature control deviation direction are analyzed on the basis of the correction sequence, a temperature control abnormal state label set is formed by matching current waveform symmetry characteristics, a basis is provided for output power adjustment according to the temperature rise rate, the adaptation capacity of data analysis to actual working conditions and the execution precision of a control strategy are improved, and the accuracy of data analysis is improved. And the stable operation capability of the electromagnetic heating equipment under the complex thermal load change is enhanced.

The utility model relates to a kitchenware and kitchenware set, said kitchenware comprises a main body with an outer wall, a bottom and a handle, the handle can vertically rotate between a first working position and a second folding position, in the first working position, the handle is oriented to extend away from the outer wall, the near end of the handle is rotatably fixed to the kitchenware through a connecting part, and the near end of the handle is rotatably fixed to the kitchenware through a connecting part. A gripping member is arranged at the far end of the handle, a cavity is formed in the handle, the cavity is provided with a locking assembly, the locking assembly comprises a locking member configured to move between a locking position and an unlocking position, and the near end of the locking member comprises an upper surface which is at an acute angle relative to the plane of the handle. The connecting portion includes a recess having an upper surface that is at an acute angle relative to the plane of the handle, the angled upper surface of the locking member engaging a first contact point on the acute-angled upper surface of the connecting portion in a first locked position.

Disclosed is an invention relating to a cooking apparatus and a method for controlling same. The disclosed invention comprises a locking mechanism that selectively restricts the movement of a latching mechanism for fixing a door in a closed position, wherein the locking mechanism comprises a lever provided so as to allow restricting the movement of the latching mechanism, a driving unit for moving the lever, and a door configuration key for generating a signal for activating the driving unit.

The invention discloses an intelligent electromagnetic induction heating system and method based on edge calculation, and aims to realize efficient and accurate heating control through advanced technical means. According to the system, a multi-source data real-time acquisition module is integrated, and various key parameters in the heating process can be comprehensively obtained. Through the data preprocessing and feature extraction technology, the system can accurately identify the heating state, and a reliable basis is provided for subsequent control. The edge computing node serves as the core of the system, has strong real-time analysis capability, can quickly respond to changes in the heating process, and dynamically adjusts a control strategy. In addition, through an edge-cloud collaborative optimization technology, cloud resources are fully utilized, and the intelligent level of the system is further improved. The problems of feedback lag, high cloud dependence and the like in the prior art are effectively solved, the heating uniformity, the energy efficiency ratio and the abnormity recovery capability are remarkably improved, and a reliable solution is provided for the fields of industrial heating, household induction cookers and the like.

The invention relates to the technical field of intelligent control, in particular to an intelligent electric cooker control method and system based on the Internet of Things, and the method comprises the steps: obtaining instruction information remotely sent by a user, and converting the instruction information into coded information; the method comprises the following steps: acquiring type information and weight information of food in an intelligent electric cooker, fusing the type information and the weight information of the food to obtain a plurality of gene sequences, and taking a plurality of genes in the sequences as preferable genes; randomly modifying the value of a preferred gene in a preset range, and performing fitness evaluation on the modified gene sequence in combination with the coding information until an optimal gene sequence is obtained; and converting the optimal gene sequence into a cooking control instruction, and controlling the intelligent electric cooker to perform cooking operation according to the cooking control instruction. According to the method and the device, the optimal cooking scheme is automatically generated and selected by analyzing the user instruction, identifying the type and the weight of the food materials and adopting gene sequence optimization and fitness evaluation, so that personalized and intelligent cooking experience is realized, and the use experience of the user is improved.

The invention relates to the technical field of coating testing devices, and particularly discloses an induction cooker glass ceramic functional coating testing device which comprises a base and a detection box located on the base, a detection cavity is formed in the detection box, a testing table is arranged in the detection cavity, and the testing table comprises a testing execution mechanism and a testing placement seat; the test execution mechanism comprises a friction disc, an electromagnetic coil is arranged in the friction disc, and a groove which is spirally distributed is formed in the bottom of the friction disc; the test placement seat comprises a loading table of which the middle of the top is provided with a to-be-tested coating panel in a position corresponding to the friction disc, the periphery of the top of the loading table is provided with a convex check ring, the upper part of the convex check ring is provided with a nozzle corresponding to the to-be-tested coating panel, and the nozzle is communicated with a storage tank arranged at the bottom of the loading table through a pressurizing pipeline; a magnetorheological abrasive is stored in the storage tank; the device has the advantages of high test precision and real test simulation.

The invention belongs to the technical field of household appliances, and discloses a manufacturing method of a glass panel of a self-induction induction cooker, which comprises the following steps: printing a circuit on the back surface of a glass substrate, welding a plurality of thermistors to form a temperature measuring circuit, coating an insulating coating and the like. The temperature of all positions of the bottom of the kitchen ware can be effectively detected, so that the induction cooker can conveniently adjust the heating power according to the temperature distribution condition, and the induction cooker has the advantages that the temperature of all positions of the bottom of the kitchen ware can be effectively detected, overheat spots and overlarge temperature difference between different positions of the glass panel are prevented, safety is improved, and the service life is prolonged.

The invention discloses an ultra-thin induction cooker cooperative control system and method based on a dual-core MCU, and relates to the technical field of cooperative control, the ultra-thin induction cooker cooperative control system comprises a display MCU, a master control MCU and a communication link module, the main control MCU comprises an instruction analysis module, a PWM control module, a parameter acquisition module and a state coding module, and the PWM control module determines a control mode according to an instruction code and generates a pulse signal for controlling the heating coil; the state coding module codes the working state parameters of the electromagnetic field into a second data packet; and the abnormity detection module reads and analyzes the state code in the second data packet sent by the main control MCU, obtains the working state parameter of the electromagnetic field, and judges the abnormal state. According to the invention, a dual-core architecture of the display MCU and the master control MCU is adopted, and the modular design of the system is realized through function decoupling, so that the expandability and flexibility of the control system are remarkably improved.

The invention relates to the technical field of automatic control, in particular to an electric food warmer control system which comprises a temperature data monitoring module, a thermal response prediction and adjustment module, a warmer bottom power balance regulation and control module, a food material heating opportunity optimization module and a heating strategy execution module. According to the method, the heat conduction characteristic of the pot body material and the specific heat capacity parameter of the food material are combined, the temperature change trend is accurately calculated, accurate temperature control is achieved, the pot bottom temperature gradient is analyzed, heat distribution is balanced, local overheating or insufficient heating is reduced, the temperature error interval is predicted through historical thermal response data, the heating strategy is dynamically adjusted, and the temperature control precision is improved; power distribution is optimized according to the temperature difference of the partition at the bottom of the pot, heat energy utilization efficiency is improved, heat absorption characteristics of food materials are matched, heating opportunity is optimized, uniform heating is ensured, cooking quality is improved, starting and stopping states of heating elements are dynamically adjusted, power output is optimized, system stability is improved, energy waste is reduced, and the service life of the heating elements is prolonged.

The invention relates to the technical field of control and adjustment, in particular to an intelligent control system and method for an induction cooker, and the method comprises the steps: collecting the material and temperature data of cookware through a multi-source sensing module; the collaborative prediction module dynamically adjusts the window size of the time convolution network and generates a power compensation parameter and a frequency tuning parameter; the simulation execution module executes triple calculation of particle swarm optimization, thermal inertia calibration and nonlinear constraint verification, and outputs optimization control parameters; and the optimization feedback module updates the weight of the thermal inertia model in real time through a double-loop feedback mechanism and calibrates prediction parameters. Perceptual data synchronous processing is achieved through edge calculation, knowledge graph driving load sudden change rapid decision is achieved, the simulation efficiency is improved through dynamic step length control, and material parameter mapping is optimized through historical deviation statistics. The problem of multi-link cooperative response mismatch under the load sudden change working condition is solved, the power regulation response time delay is shortened, and the heating efficiency stability and the safety protection precision are remarkably improved.

The invention relates to the technical field of intelligent household appliances, and discloses a control method for preventing dry burning of a stove, and the control method comprises the following steps: detecting the current stove fire power, and determining the current water cooking condition corresponding to the current stove fire power; collecting cookware temperature information under the current cooker fire power; and under the condition that the pot temperature information meets the current water cooking condition, executing corresponding dry burning prevention operation according to the water cooking state and the pot temperature information. The corresponding water cooking condition is determined by combining the current cooker fire power, the cooking state is judged, and therefore the dry burning prevention operation corresponding to the cookware temperature information and the cooking state is executed. The accuracy of judging the cooking state under the current stove fire is improved, then the accuracy of anti-dry-burning control is improved, and the misjudgment rate of anti-dry-burning is effectively reduced. The invention further discloses a control device for preventing dry burning of the kitchen range, the kitchen range and a computer storage medium.

The multifunctional water tank comprises a water tank body and further comprises an auxiliary tank with the size smaller than that of the water tank body, a first water outlet is formed in the bottom wall of the water tank body, the auxiliary tank can be movably arranged in the water tank body in the length direction of the water tank body, and a second water outlet is formed in the bottom of the auxiliary tank. The auxiliary groove is provided with a telescopic structure capable of adjusting the height of the auxiliary groove, and the telescopic structure can open the second water outlet along with extension of the telescopic structure and close the second water outlet along with contraction of the telescopic structure. When a large cooker needs to be cleaned, the auxiliary tank can be taken out, and the water tank body serving as a large whole can be used for integrally placing the large cooker for cleaning; when the water storage soaking requirement needs to be met, the auxiliary tank can be contracted to close the second water drainage opening, and the auxiliary tank can form a small soaking space; when small-space cleaning or draining after cleaning is needed, the auxiliary groove can be stretched to form a small cleaning or draining space; the large space and the small space of the water tank are convenient to switch, different use requirements are met, and use is convenient.

The invention belongs to the technical field of glass product processing, and particularly relates to an oleophobic and hydrophobic glass product and application thereof in a cooker panel. The preparation method of the oleophobic and hydrophobic glass product comprises the following steps: carrying out cleaning and drying pretreatment on a glass substrate, spraying a silica sol solution, drying at 80-150 DEG C to remove a solvent, heating to 200-400 DEG C, and curing to obtain a SiO2 coating; spraying a polysiloxane solution containing a coupling group on the surface of the SiO2 coating, and drying at 80-150 DEG C to obtain a polysiloxane coating containing the coupling group; and spraying a fluorine-containing polysiloxane prepolymer solution on the surface of the polysiloxane coating, and drying and curing at 90-160 DEG C to obtain the oleophobic and hydrophobic glass product. According to the invention, the SiO2 coating, the polysiloxane coating containing the coupling group and the fluorine-containing polysiloxane coating are sequentially constructed, so that the obtained glass product has good amphiphobic performance and high-temperature-resistant durability, and can be used for manufacturing high-end kitchen range panels.

The invention belongs to the technical field of electric performance testing of cookers, and particularly discloses an electric ceramic cooker electric performance testing system based on artificial intelligence, which comprises the steps of simulating and detecting electric operation data of an electric ceramic cooker under working conditions of different electric power steady-state loads and different transient loads; the performance of each component under different conditions can be known more comprehensively, so that the component with the abnormal electrical function can be identified; by simulating the electric power of the electric ceramic cooker under various cooking functions, the transverse heat conduction efficiency and the longitudinal heat conduction efficiency of the electric ceramic cooker under various electric loads are analyzed, heat conduction test indexes of the electric ceramic cooker are constructed, the transmission path and efficiency of heat in the electric ceramic cooker are reflected, and research and development personnel can be helped to carry out targeted optimization on the structure of the electric ceramic cooker; the function integrity index of the electric ceramic cooker is analyzed by detecting the cooling response condition of the electric ceramic cooker under the excessive temperature condition, it is ensured that the electric ceramic cooker can be cooled in time when the temperature is too high, and therefore internal elements are protected.

The invention relates to the technical field of intelligent household appliances and man-machine interaction, and discloses an electric cooker anti-noise voice interaction system based on multi-mode perception and a control method, and the system comprises a multi-mode perception and collection unit which synchronously collects millimeter wave radar echo signals and acoustic signals; the signal preprocessing and feature extraction unit is used for extracting a user physiological vibration signal and a three-dimensional space position vector from the radar signal and extracting an acoustic energy envelope and a sound source direction vector from the acoustic signal; the time-space consistency verification unit and the voice gating and recognition unit are used for carrying out time synchronization verification by calculating the correlation between the physiological vibration signal and the acoustic energy envelope, and distinguishing real human voice from an environment false trigger source; meanwhile, space consistency verification is carried out by comparing the user direction of radar positioning with the sound source direction of acoustic positioning, so that non-target human voice interference is eliminated. According to the invention, the anti-interference capability and reliability of voice interaction in a real home environment are improved through double verification on a physical level.

The utility model discloses a sterilization pot which comprises a stainless steel pot body, a pot cover and a stainless steel inner container, a plurality of first connecting plates are arranged on the outer side of the stainless steel pot body, the first connecting plates are connected with a lifting driving piece, and a telescopic rod of the lifting driving piece extends upwards and is connected with the pot cover through a second connecting plate; a plurality of connecting rods are arranged below the pot cover, and the connecting rods are detachably connected with at least one layer of stainless steel tray; the cooker cover is at least provided with a temperature sensor, a pressure gauge and a pressure release valve. According to the sterilization pot, the pot cover can be automatically opened and closed and the stainless steel tray is taken out, on one hand, manual cover opening can be avoided, labor consumption is reduced, operation efficiency is improved, on the other hand, high-temperature or high-temperature steam can be prevented from overflowing to hurt people during cover opening, and safety is high; meanwhile, an operator can conveniently and directly take and place objects above the pot body, and the operation efficiency and safety are further improved.

To provide a cooking system which can handle controlling of a kitchen ventilation device in automatic cooking, and to provide the kitchen ventilation device, a heating cooker, and a control method of the cooking system.SOLUTION: A cooking system 400 has a kitchen ventilation device 100, an acquisition unit 510, and a control unit 130. The acquisition unit 510 acquires cooking data including recipe information including cooking procedure and operation contents of the kitchen ventilation device 100 appropriate to the recipe information and used to perform processing selected according to the recipe information. The control unit 130 controls the kitchen ventilation device 100 based on the cooking data so as to perform the processing selected according to each recipe information.SELECTED DRAWING: Figure 5

The anti-overflow pot cover for the electric cooker comprises a pot cover body, a connecting cover is slidably connected into the pot cover body, an air bag is arranged at the top of the connecting cover and located in the pot cover body, guide pipes are arranged in the pot cover body and located on the two sides of the connecting cover, and the guide pipes extend into the pot cover body to be connected with the air bag. A pressure relief assembly is arranged on the top of the pot cover body. The pressure relief assembly is used for conducting pressure relief treatment on air in the air bag and composed of a connecting shell, a pressure relief cylinder, a cooling pipe, a movable sleeve, a spiral groove, a pressure relief hole and a compression spring, the connecting shell is located at the top of the pot cover body, the pressure relief cylinder is located at the end, away from the pot cover body, of the connecting shell, and the cooling pipe is located in the connecting shell. The electric rice cooker has the advantages that through the design of the pressure relief assembly and the connecting cover, gas in the electric rice cooker can be subjected to pressure relief treatment, and rice water is prevented from overflowing upwards due to the fact that the pressure of the gas is too large.

The stamping equipment capable of conveniently fixing the inner container of the electric cooker comprises a stamping machine body, a stamping assembly is arranged at the upper end of the stamping machine body, a pushing device is arranged at the position, located below the stamping assembly, in the stamping machine body, and cleaning assemblies are fixedly installed on the two sides of the stamping machine body. The supporting plate supports the center position of the metal plate, the situation that a bulge is formed in the center of the electric cooker inner container in the stamping process, and the appearance and quality of the electric cooker inner container are affected is avoided, the electric cooker inner container descends and stays at the top of the pushing plate through the counter-acting force of the pressing spring, the electric cooker inner container is convenient to take out, and then the production efficiency of the electric cooker is improved. The surface of the metal plate is cleaned, the situation that during stamping, dust and impurities on the surface of the metal plate cause indentation of the electric cooker inner container, and consequently the reject ratio of finished electric cooker inner container products is increased is avoided, stamping and trimming are integrated, the performance of stamping equipment is improved, and the production efficiency of the electric cooker inner container is improved.

The invention discloses a control method of a cooking utensil and the cooking utensil. The cooking utensil comprises an electromagnetic heating device, a detection device and a control device, the electromagnetic heating device is used for conducting electromagnetic heating on a pot, and the detection device is used for detecting relevant parameters of the distance between the pot and the electromagnetic heating device. The control device is electrically connected with the electromagnetic heating device and the detection device; the control method of the cooking utensil comprises the following steps: receiving related parameters of the distance between the cooker and the electromagnetic heating device detected by a detection device; when the distance related parameters meet a first preset condition, it is judged that the pot is in a pot throwing state; when the pot is in the pot throwing state, the electromagnetic heating device is controlled to work at the pot throwing power matched with the pot throwing state. The problem that the cooking effect is affected due to the fact that the pot is almost in a heating stopping state in the pot throwing process due to repeated pot throwing in a short time is solved.

The invention relates to the technical field of intelligent household appliances, and discloses a control method for preventing dry burning of a cooker, and the control method comprises the steps: obtaining the current boiling frequency, and obtaining the temperature information of the cooker under the condition that the current boiling frequency is smaller than or equal to a boiling frequency threshold value; the current stove fire power is obtained, and the current water-free cooking condition corresponding to the current stove fire power is determined; under the condition that the cookware temperature information meets the current water-free cooking condition, if the cookware temperature information meets the safe cooking judgment condition corresponding to the water-free cooking state, continuously obtaining the current boiling frequency; wherein the safe cooking judgment condition corresponding to the water-free cooking state is determined according to the fire power of the current cooker. When the water-free cooking state is determined and the safe cooking judgment condition is met, the accuracy of dry burning prevention control is improved by continuously identifying the water cooking state. The invention further discloses a control device for preventing dry burning of the kitchen range, the kitchen range and a computer storage medium.

The invention discloses a control method and device of an integrated cooker, the integrated cooker and a storage medium, and relates to the technical field of artificial intelligence. The method comprises the following steps: detecting a first temperature value in a steaming and baking oven in a current task period; according to the first temperature value and the temperature change rate between the first temperature value and a second temperature value detected in the previous task period, the current rotating speed value of the variable-frequency fan and the on-off state of the fixed-frequency fan in the current task period are determined; and the variable-frequency fan is adjusted based on the current rotating speed value, and the fixed-frequency fan is controlled based on the on-off state, so that the temperature of the steaming oven reaches the target temperature value. According to the technical scheme, the cooling fan of the integrated cooker is intelligently controlled according to the temperature in the steaming oven and the temperature change rate, the heating rate of the steaming oven is increased, meanwhile, the cooling efficiency of the steaming oven is guaranteed, and therefore the experience feeling of a user using the integrated cooker is improved.

A heating cooker includes: a heating and cooking chamber configured to heat an object to be heated; a housing configured to accommodate the heating and cooking chamber; and an electric component arranged between the heating and cooking chamber and the housing, wherein the heating and cooking chamber has a vertical wall that intersects a horizontal direction, the housing has a vertical outer wall facing the vertical wall, the electric component includes a main body portion that is arranged between the vertical outer wall and the vertical wall, and a projecting portion that projects from the main body portion in a first direction from the vertical outer wall toward the vertical wall, and at least a part of the projecting portion is located further in the first direction than an end portion in a second direction opposite to the first direction of the heating and cooking chamber.

The invention provides a supporting mechanism and an electric cooker. The supporting mechanism comprises a bearing structure and a pushing structure. The bearing structure is installed at the bottom of an inner container of the pot body and arranged on the outer side of the heating disc in a winding mode, and when the bearing structure is not subjected to external force, the top of the bearing structure is higher than the top face of the heating disc, and elastic supporting is provided in the vertical direction; the pushing structure is mounted in the pot body, is driven by the pot cover which is turned over in a rotating manner, and is used for pushing the bearing structure, so that the bearing structure moves upwards until the top surface is higher than the top surface of the heating plate, and the inner pot is jacked upwards; a buffering and supporting part can be provided above the outer side of the heating plate, so that an inner pot is prevented from falling off and colliding with the heating plate; and the structure can be used for jacking the inner pot subsequently, so that the inner pot is convenient to take and place.

The invention discloses a cooking method of a pressure cooker, which comprises the following steps: a boosting cooking stage: starting a heating device to enable the cooking pressure of the pressure cooker to reach a first preset cooking condition; in the variable-pressure wall breaking stage, a heating device is turned off, a cooling device is turned on to enable the cooking pressure of the pressure cooker to be rapidly reduced from the first preset cooking condition to a second preset cooking condition, so that cell walls of cooking food materials are broken under the action of pressure difference formed in a short time, and the second preset cooking condition at least comprises that the cooking pressure is larger than normal pressure. When the cooking pressure is rapidly reduced from the first preset cooking condition to a second preset cooking condition, the rapid pressure reduction rate is at least 1.8 times of the natural pressure reduction rate. Through the method, food materials which are not easy to cook and have thick cell walls can be cooked in a short time, meanwhile, nutrient substances are fully dissolved out, and the cooking taste is improved.

The utility model belongs to the technical field of food equipment, and particularly relates to a heat preservation and moisture preservation self-service meal serving machine which comprises a meal serving machine body and further comprises a moisture preservation mechanism, and the moisture preservation mechanism comprises a water tank, a water pump, a water pipe, a spray head, a humidity sensor and a heating plate. The spray head, the humidity sensor and the heating plate are all arranged in the meal serving machine body, the spray head is connected with the water tank through a water pipe, water in the water tank flows to the spray head through the water pipe under the action of the water pump, the spray head sprays the water to the heating plate, and the heating plate can heat and evaporate the water into water vapor. According to the heat preservation and moisture preservation self-service rice serving machine, the special moisture preservation mechanism is arranged, water can be evaporated into water vapor, the water vapor makes direct contact with rice so as to improve the humidity of the rice, and the rice is prevented from being dried. The rice is always kept at proper temperature and humidity; the scattering rod is arranged on the main shaft of the conveying mechanism, and the rice can be prevented from being lumped and caked through the scattering rod, so that the rice is softer.

The invention provides a kitchen range, relates to the technical field of intelligent household appliances, and can accurately estimate the temperature in a pot arranged on the kitchen range. A cooker is placed on the cooker, the cooker comprises a controller, and the controller is configured to obtain a first data set. The first data set comprises the volume of liquid in the cookware, the gear of the stove, the temperature value of the bottom of the cookware every first preset duration in the heating process and the heating time at the current moment. And processing the obtained first data set to obtain a second data set. The second data set comprises the normalized volume of the liquid in the cooker, the cooker bottom temperature value at the current moment, the cooker bottom temperature difference value, the heating time at the current moment and the total power corresponding to the current moment. Wherein the pot bottom temperature difference value is the difference value between the current pot bottom temperature difference value and the pot bottom temperature value before the set time. And inputting the second data into a pre-trained temperature prediction model of a full-connection neural network to obtain a predicted value of the temperature in the pot at the current moment.