CN113208281B - Intelligent heat preservation dining table system based on induction type heating - Google Patents
Intelligent heat preservation dining table system based on induction type heating Download PDFInfo
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- CN113208281B CN113208281B CN202110556568.1A CN202110556568A CN113208281B CN 113208281 B CN113208281 B CN 113208281B CN 202110556568 A CN202110556568 A CN 202110556568A CN 113208281 B CN113208281 B CN 113208281B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
- A47B31/02—Service or tea tables, trolleys, or wagons with heating, cooling or ventilating means
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G19/00—Table service
- A47G19/02—Plates, dishes or the like
- A47G19/027—Plates, dishes or the like with means for keeping food cool or hot
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B2220/00—General furniture construction, e.g. fittings
- A47B2220/0091—Electronic or electric devices
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- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Thermal Sciences (AREA)
- Devices For Warming Or Keeping Food Or Tableware Hot (AREA)
Abstract
The invention relates to the technical field of tableware heat preservation control, and particularly discloses an intelligent heat preservation dining table system based on induction heating, which comprises a dining table body, a plurality of tableware matched with the dining table body, and a user terminal with a wireless communication function; the dining table body can communicate with user terminal and tableware respectively, the user can carry out solitary setting to each tableware, the dining table provides the energy for heating device in the tableware through electromagnetic induction, heating device then honors the instruction from the user, through independent heating device with the dish heating to the assigned temperature in it, need not manually to set for the tableware, the tableware has also cancelled numerous and complicated manual mechanism, but different heat time and heating temperature still can be realized to tableware/dish, have better user experience.
Description
Technical Field
The invention relates to the technical field of tableware heat preservation control, and particularly discloses an intelligent heat preservation dining table system based on induction heating.
Background
In order to keep the temperature of food on the dining table constant, people improve the dining table, the heat preservation dining table in the prior art adopts large-area heating resistors additionally arranged on the table top to generate heat, potential safety hazards exist, the heating effect is poor under the safety temperature, cracks or tableware fracture easily appear on the table top during constant-temperature heating, and the problem of area waste and the like caused by the arrangement of a non-hot area is solved. In another improved mode, the induction heating that energy is transmitted to food from coils in the dining table through matched tableware in a non-contact manner is realized by utilizing an electric field coupling principle, so that the purpose of heating and preserving heat of food in the dining process is realized.
However, the current induction type heating heat preservation dining table and the supporting tableware thereof have single functions, the control of the time for heating food by each supporting tableware adopts a manual switch and an operation mode, an independent manual operation mechanism needs to be additionally arranged, a timing mechanism and the like, the tableware volume is too large, or all tableware is uniformly opened and closed by controlling the heat preservation dining table, different heating time and power can not be selected for different dishes of different tableware, and the overall user experience condition is not good.
Disclosure of Invention
The invention aims to provide an intelligent heat-preservation dining table system based on induction heating, which realizes uniform heating of food through a non-contact heating mode and optimizes dining experience of a user through intelligent control.
The intelligent heat-preservation dining table system based on induction heating comprises: the dining table comprises a dining table body, a plurality of tableware matched with the dining table body and a user terminal with a wireless communication function;
a main control module, a first wireless communication module, a wireless power transmission module and an energy transmitting coil are fixedly arranged in the dining table body, and the main control module is electrically connected with the first wireless communication module and the wireless power transmission module respectively; the wireless power transmission module is also electrically connected with the energy transmitting coil;
a primary control module, a second wireless communication module, an energy receiving coil, a heating device and a sensor are fixedly arranged in the base of the tableware; the primary control module is electrically connected with the heating device, the second wireless communication module and the sensor respectively; the heating device is also electrically connected with the energy receiving coil;
the meal can be uniquely identified by the main control module and a user;
the sensors at least comprise a weight sensor and a temperature sensor which are respectively used for sensing the weight and the temperature of food contained in the tableware;
the primary control module is configured to receive meal primary parameters from the sensors, the meal primary parameters including weight and temperature information of food contained within the meal;
the dining table is also used for processing the tableware primary parameters into tableware secondary parameters suitable for wireless communication and sending the tableware secondary parameters to the dining table body through the second wireless communication module;
the main control module is configured to forward the tableware secondary parameters of each tableware to the user terminal through the first wireless communication module;
the user terminal comprises a display module and a setting module;
the display module is used for correspondingly displaying the weight and the temperature of food in each tableware one by one according to the received tableware secondary parameters;
the setting module is used for setting the dining table body and the tableware by a user, generating a setting result into an instruction and sending the instruction to the dining table body;
the instructions include, starting or ending heating and/or a specified temperature to which food in each utensil needs to be heated;
the main control module is also configured to turn on or turn off the wireless power transmission module according to an instruction, and correspondingly, the wireless power transmission module is used for controlling the energy transmitting coil to output energy to the energy receiving coil on the tableware;
the instructions received through the first wireless communication module are forwarded to corresponding tableware;
the primary control module is also configured to start the heating device to heat according to the received instruction, and to finish heating until the temperature fed back by the temperature sensor reaches a specified temperature to which the tableware needs to be heated in the instruction, or to directly finish heating according to the instruction.
Furthermore, the dining table body is also provided with a dining table control module electrically connected with the main control module, and the dining table control module is used for a user to directly input instructions for setting to the dining table body;
furthermore, the dining table control module is a dining table control screen and is also used for displaying the weight and temperature information of food in each current tableware.
Further, still be equipped with tableware display module on the tableware, tableware display module with elementary control module electric connection for show the weight and the temperature information of food in the current tableware.
Furthermore, the setting module is also used for setting the heating power grade of each tableware by a user and adding the setting result of the heating power grade into the instruction;
the primary control module is further configured to vary the heating power of the heating device according to the heating power level in the command.
Further, the weight-optimal heating power relation corresponding to the dish type is stored in the main control module;
the instruction comprises the types of dishes contained in the tableware selected by the user;
the main control module is also configured to match a corresponding optimal heating power grade according to the type and weight of dishes contained in each tableware and add the heating power grade into the instruction;
the primary control module is further configured to vary the heating power of the heating device according to the heating power level in the command.
Further, the main control module is internally stored with a corresponding relation of weight, heating power and time required for reaching a specified temperature, which correspond to the dish type;
the main control module can be set to be in an appointment mode, and correspondingly, the instruction set to be in the appointment mode also comprises the dining time and the types of dishes contained in the tableware;
when the main control module receives an instruction set to be in a reservation mode, executing control according to the following strategies:
matching the corresponding optimal heating power level of each tableware according to the type and the weight of the dishes;
matching the time required by each tableware to reach the specified temperature according to the optimal heating power grade and the weight;
reversely deducing the time for starting heating each tableware according to the dining time and the time required for reaching the specified temperature;
and respectively sending instructions to the tableware according to the time for starting heating of each tableware, and controlling the tableware to start heating according to the optimal heating power level.
Further, the main control module is internally stored with an optimal temperature corresponding to the type of the dish, and the main control module is configured to match the optimal temperature as the specified temperature according to the type of the dish in each tableware selected by the user in the instruction when the main control module does not obtain the specified temperature set by the user.
Further, a weight-optimal heat preservation power relation corresponding to the type of the dishes is stored in the main control module;
the main control module can also be set to be in an intelligent heat preservation mode;
when receiving an instruction set to be in a heat preservation mode, executing control according to the following strategy;
according to the optimum temperature of dishes in each tableware, calculating the optimum high limit temperature by floating up a first designated amount, and calculating the optimum low limit temperature by floating down the first designated amount;
calculating the lowest temperature limit temperature according to the second specified quota of downward floating according to the optimal temperature of dishes in each tableware;
wherein the second specified quota is greater than the first specified quota;
matching the corresponding optimum heating power level of each tableware according to the type and weight of the dishes;
when the temperature of dishes in certain tableware is lower than the lowest temperature limit temperature, the tableware is heated by selecting the most suitable heating power level;
when the temperature of dishes in a certain tableware is raised to the optimum low-limit temperature, matching the corresponding optimum heat-preservation power level of the tableware according to the real-time weight of the dishes and the types of the dishes in the current tableware, and keeping the heating device of the tableware to work at the optimum heat-preservation power level;
when the temperature of dishes in certain tableware rises to the optimum upper limit temperature, the heating device of the tableware is controlled to stop heating;
when the temperature of dishes in certain tableware rises to be lower than the optimum low-limit temperature but higher than the minimum temperature limit temperature, matching a corresponding optimum heat preservation power level according to the current real-time weight of the dishes in the tableware and the types of the dishes, and controlling the tableware to be heated at a new optimum heat preservation power level.
Furthermore, the dining table body is provided with an SCIO infrared probe which is electrically connected with the main control module and is used for identifying the ingredients of dishes;
the SCIO infrared probe sends the identification result as a probe primary parameter to the main control module;
the main control module is also configured to process the probe primary parameters sent by the SCIO infrared probe into probe secondary parameters containing food ingredient information and send the parameters to the user terminal;
the display module is also used for displaying food ingredient information contained in the secondary parameters of the probe.
In this system, the dining table body can be respectively with user terminal and tableware communication, the user can carry out solitary setting to each tableware, the dining table provides the energy for heating device in the tableware through electromagnetic induction, heating device then honors from user's instruction, through independent heating device with the dish heating to the assigned temperature in it, need not manually to set for the tableware, the tableware has also cancelled numerous and complicated manual mechanism, but different heat time and heating temperature still can be realized to tableware/dish, better user experience has.
In other embodiments of the present invention, in order to ensure the operation to be timely and convenient, a table control screen is added to the table top, and when the user terminal is unavailable or the user does not want to use, various settings are directly performed.
In other embodiments of the invention, through the optimal temperature and the automatic calculation of the heating time point, all dishes can be synchronously heated to the required temperature at the appointed dining time point, and the complex setting process of a user is saved while the optimal eating mouthfeel of the dishes is maintained.
In other embodiments of the invention, the power of the heating device is corrected when the dish is kept warm by measuring the weight in real time, so that the problems of quick temperature rise and local scorching caused by the temperature gradient effect in the process that the weight of the dish is gradually reduced because of being used are solved.
Drawings
Fig. 1 is a schematic overall structure diagram of an intelligent heat-preservation dining table system based on induction heating in an embodiment of the invention;
FIG. 2 is a top view of the body of the dining table of FIG. 1;
FIG. 3 is a schematic view of the structure of the tableware of FIG. 1;
FIG. 4 is a schematic functional block diagram of an intelligent heat-preservation dining table system based on induction heating according to an embodiment of the present invention;
fig. 5 is a graph showing a temperature change of dishes according to an embodiment of the present invention.
The reference numbers in the drawings of the specification include: the dining table comprises a dining table body 1, a table top plate 11, a support column 12, a lower enclosing plate 13, tableware 2, a tableware main body 21, a tableware base 22, a primary control module 23, an indicator light 231, an energy receiving coil 24, a heating device 25, a sensor 26, a micro storage battery 27, a user terminal 3, a main control module 4, a wireless power transmission module 5, an energy transmitting coil 51, a dining table control screen 6, an SCIO infrared probe 7 and an external power supply line 8.
Detailed Description
The intelligent heat-preservation dining table system based on induction heating in the embodiment of the drawing comprises a dining table body and a plurality of tableware matched with the dining table body, as shown in fig. 1 and 2, the dining table body comprises a tabletop plate, a supporting column and a lower surrounding plate, a main control module, a wireless power transmission module, an energy transmitting coil, a dining table control screen and an external power line are fixedly arranged in the dining table body, the external power line is electrically connected with the main control module through a lead, the main control module is respectively electrically connected with the wireless power transmission module and the dining table control screen through leads, the wireless power transmission module is electrically connected with the energy transmitting coil through a lead, the energy transmitting coil is arranged in the tabletop plate and close to the upper end face of the tabletop plate, the dining table control screen is embedded in the upper end face of the tabletop plate, and the main control module, the wireless power transmission module and the external power line are positioned below the tabletop plate and in the lower surrounding plate; still be equipped with SCIO infrared probe on the dining table body, SCIO infrared probe passes through wire and host system electric connection, and SCIO infrared probe is located the up end of desktop board. The main control module uses the singlechip as a core, integrates the rest peripheral circuits on a circuit board, and simultaneously integrates an ESP8266WIFi module and an HC05 Bluetooth chip on the circuit board to jointly form a first wireless communication module. And a wi-fi/bluetooth integrated module can be adopted, which is more in selection, and is well known by those skilled in the art, and is not described herein in detail.
The tableware in this embodiment is as shown in fig. 3, and comprises a tableware main body and a tableware base, wherein a primary control module, an energy receiving coil, a heating device and a sensor are fixedly arranged in the tableware base, the energy receiving coil is electrically connected with the primary control module through a wire, the primary control module is respectively electrically connected with the heating device and the sensor through wires, the energy receiving coil is arranged in the tableware base and close to the lower end face, and the heating device and the sensor are arranged at the bottom of the inner wall of the tableware main body; the tableware is also provided with a four-digit nixie tube as a display module to alternately display the real-time temperature and the real-time weight; the tableware base is internally and fixedly provided with a micro storage battery, the primary control module is electrically connected with the micro storage battery through a wire, the storage battery mainly supplies power for electronic equipment such as a touch module sensor and the like and cannot supply power for a heating device, so that the storage battery has smaller capacity and cannot excessively increase the size of the tableware. The tableware base is also provided with an indicating lamp for displaying the working state, and the indicating lamp is an LED lamp and is positioned on the outer wall of the tableware base. In the embodiment, the sensors comprise a temperature sensor and a weight sensor, the temperature sensor can be a DS18B20 type temperature sensor, and the weight sensor can be an HX711 type weight sensor based on a bridge type strain gauge. The primary control module in this embodiment is based on a small-sized single chip microcomputer, such as LGT8F328P, and simultaneously carries a KT6039A bluetooth chip as a second wireless communication module.
Still include user terminal, user terminal in this embodiment adopts smart mobile phone or flat board, carries on corresponding APP, and this APP main functional module is display module and sets up the module.
User terminal and dining table body are communicated through wiFi, also can be through bluetooth agreement direct communication, then communicate through bluetooth agreement between dining table body and tableware.
The functional block diagram of the intelligent heat-preservation dining table system based on induction heating in the embodiment is basically as shown in fig. 4, wherein the main control module and the primary control module are both configured to have data processing and control functions, and the main control module is further configured to have a shoulder logic operation function.
Wherein the primary control module is configured to receive the utensil primary parameters from the sensor, the utensil primary parameters including weight and temperature information of food contained within the utensil; the table body is also used for processing the tableware primary parameter (primary parameter 1 in the figure) into a tableware secondary parameter (secondary parameter 1 in the figure) suitable for wireless communication and sending the tableware secondary parameter to the table body through the second wireless communication module;
the main control module is configured to forward the tableware secondary parameters of each tableware to the user terminal through the first wireless communication module;
because the Bluetooth chip on each tableware is provided with the unique identifier, when the system is initialized, each tableware can be uniquely identified through the Bluetooth pairing main control module, in addition, interactive ideograms such as numbers are printed on the tableware, the corresponding relation between the interactive ideograms and the unique identifiers of the Bluetooth chips is preset in the main control module, when the main control module collects the tableware secondary parameters of all the tableware and forwards the tableware secondary parameters, the corresponding relation is also sent to the user terminal, and then, the display module on the user terminal can correspondingly display the weight and the temperature of food in each tableware one by one according to the received tableware secondary parameters;
the setting module on the user terminal is used for setting the dining table body and the tableware by a user, generating a setting result into an instruction and sending the instruction to the dining table body; the basic instructions include starting or ending heating and/or the designated temperature to which the food in each tableware needs to be heated, and the input setting may be in the form of characters, pull bars, etc., which are well known to those skilled in the art and can be freely selected, and will not be described herein.
The main control module is also configured to turn on or turn off the wireless power transmission module according to the instruction, and correspondingly, the wireless power transmission module is used for controlling the energy transmitting coil to output energy to the outside of the energy receiving coil on the tableware; the instructions received through the first wireless communication module are forwarded to corresponding tableware;
the primary control module is configured to start the heating device to heat according to the received instruction, and to finish heating until the temperature fed back by the temperature sensor reaches a specified temperature to which the tableware needs to be heated in the instruction, or to directly finish heating according to the instruction.
In addition, the table control screen on the table body is used as a table control module for a user to directly input instructions for setting to the table body; meanwhile, the table control screen is also used for displaying the weight and temperature information of food in each current tableware.
The setting module on the user terminal is also used for setting the heating power grade of each tableware by a user and adding the setting result of the heating power grade into the instruction; in another aspect, the primary control module is further configured to vary the heating power of the heating device based on the heating power level in the command.
The main control module is also internally stored with the weight-optimal heating power relation corresponding to the dish type; the user can select the types of dishes in each tableware through the setting module, the selectable types of dishes comprise preset options of soup, rice, vegetable dish frying, meat dish frying, fried products, multi-juice stew, low-juice stew, porridge, flour or rice noodle fast food, steamed bun, beverage and the like, and the selected result is included in the instruction sent to the dining table body; the main control module is also configured to match a corresponding optimum heating power level according to the type and weight of dishes contained in each tableware, and add the heating power level to the instruction sent to the tableware, so the primary control module is also configured to change the heating power of the heating device according to the heating power level in the instruction.
In addition, the main control module is also internally stored with the corresponding relation of weight, heating power and time required for reaching the specified temperature, which correspond to the dish types; the main control module can also be set to be in a reservation mode, and correspondingly, the instruction set to be in the reservation mode comprises the dining time and the types of dishes contained in the tableware; when the main control module receives an instruction set as a reservation mode, the main control module executes control according to the following strategies: matching the corresponding optimal heating power level of each tableware according to the type and the weight of the dishes; matching the time required for each tableware to reach the specified temperature according to the optimal heating power grade and weight; reversely deducing the time for starting heating each tableware according to the dining time and the time required for reaching the specified temperature; and respectively sending instructions to the tableware according to the time for starting heating of each tableware, and controlling the tableware to start heating according to the optimal heating power level. The instruction set to the reservation mode may be issued by the user through a setting module on the user terminal or may be issued through the table control screen. In the reservation mode, the time for actually starting heating each dish (tableware) is set according to the dish type and the meal time. The purpose lies in that the user can eat the dish that the heating finishes simultaneously through simple meal time setting without calculating the length of time of heating by oneself and at the exact time point, in this embodiment, in order to further strengthen intelligent function, improve user experience, still store the optimum temperature that corresponds with the dish kind in the main control module, the main control module is configured as, when the main control module does not obtain the appointed temperature that the user set up, matches the optimum temperature as the appointed temperature according to the dish kind in each tableware that the user selected in the instruction. Therefore, the most suitable temperature and the time point for heating are automatically calculated, so that the complex setting process of the user is saved while the most suitable edible mouthfeel of the dishes is kept.
In addition, the weight-optimal heat preservation power relation corresponding to the dish type is stored in the main control module, and then the main control module can be set to be in an intelligent heat preservation mode; when receiving an instruction set to be in a heat preservation mode, executing control according to the following strategy; according to the optimal temperature of dishes in each tableware, calculating the optimal upper limit temperature by floating up a first specified limit, and calculating the optimal lower limit temperature by floating down the first specified limit; calculating the lowest temperature limit temperature according to the optimum temperature of dishes in each tableware and the second specified rating of downward floating; wherein the second specified quota is greater than the first specified quota; matching the corresponding optimum heating power level of each tableware according to the type and weight of the dishes; when the temperature of dishes in a certain tableware is lower than the lowest temperature limit temperature, the tableware is heated by selecting the most suitable heating power level; when the temperature of dishes in a certain tableware is raised to the optimum low-limit temperature, matching the corresponding optimum heat-preservation power level of the tableware according to the real-time weight of the dishes and the types of the dishes in the current tableware, and keeping the heating device of the tableware to work at the optimum heat-preservation power level; when the temperature of dishes in a certain tableware rises to the optimum upper limit temperature, the heating device of the tableware is controlled to stop heating. When the temperature of the dishes in the tableware rises back to be lower than the optimum low-limit temperature but higher than the minimum temperature limit temperature, matching a corresponding optimum heat-preservation power grade according to the current real-time weight and type of the dishes in the tableware, and controlling the tableware to be heated at a new optimum heat-preservation power grade. The user can enter the intelligent mode through direct setting (through a user terminal or a dining table control screen), and in addition, the intelligent heat preservation mode can be directly entered when the heating in the reservation mode is finished according to the presetting of the user. If the initial heating power is kept for continuous heating in the heat preservation process, the temperature is easily and quickly raised to exceed the optimal temperature range or the local vegetable is scorched, and in addition, the quality of the vegetable is reduced when the vegetable is eaten in the heating period, so that the problems of quick temperature rise and local scorching caused by the temperature gradient effect can be controlled as much as possible by introducing real-time quality to match the optimal heat preservation power and then continuing heating.
To better illustrate the sources of instructions in the various modes, the instructions in FIG. 4 are categorized according to their sources, where:
the instruction 1 is a manual instruction input by a user through a dining table control screen;
the instruction 2 is an instruction sent by the main control module in a reservation or intelligent heat preservation mode;
the instruction 3 is a manual instruction input by a user through a smart terminal (a smart phone or a tablet for loading the corresponding APP).
Fig. 5 shows schematic dish temperature variation curves and tableware heating power variation when entering and directly entering the intelligent heat preservation mode through the reservation mode, where the two curves are named as a hot food heat preservation temperature curve corresponding to the intelligent heat preservation mode and a cold food reservation temperature curve corresponding to the intelligent heat preservation mode through the reservation mode, as shown by the cold food reservation temperature curve. When the reservation mode is entered, because the temperature of the dish is low, the tableware keeps the optimum heating power when the temperature is less than the value i, the value i is the lowest temperature limit temperature obtained by the optimum heating temperature of the dish or the temperature specified by a user floating downwards for a second specified degree (2-5 ℃), the optimum heating power is also adopted when the temperature is between (i, x), and after the temperature is more than the value x, the heat preservation is carried out, and the optimum heat preservation power is adopted. The optimal eating (x, y) interval is 3 degrees centigrade, namely, the optimal upper limit temperature and the optimal lower limit temperature are obtained by the optimal heating temperature of dishes or the temperature which is specified by a user and fluctuates by 1.5 degrees centigrade (a first specified limit). When the temperature is higher than the value y, the heat supply is stopped, and the value j of the maximum temperature limit is the maximum temperature limit for raising the value of dishes by the afterheat of the tableware heating device and the inner container when the tableware heating device and the inner container are in the heating state before. And then, when the temperature of the dishes is lower than the optimum low temperature x, the heating with the optimum heat preservation power is restarted.
According to the curve of the heat preservation temperature of the hot food, when the hot food directly enters the intelligent heat preservation mode, the temperature of the dishes may be higher than the optimum high limit temperature y at the beginning, under the condition, the main control module is configured to start the tableware heating device when the temperature of the dishes is lower than the optimum low limit temperature x without waiting until the temperature of the dishes is lower than the optimum low limit temperature x, and the tableware heating device is heated by the optimum heat preservation power, and then the main control module is in the general intelligent heat preservation working mode, after the temperature is higher than the value y, the heat supply is stopped, namely the heating by the optimum heat preservation power is started until the temperature of the dishes is lower than the value x.
The SCIO infrared probe in the embodiment is mainly used for identifying the components of dishes, when the SCIO infrared probe is used, the SCIO infrared probe and corresponding functions are started, the dishes in tableware are irradiated by the SCIO infrared probe, and the SCIO infrared probe sends an identification result as a probe primary parameter to the main control module;
the main control module is configured to process the probe primary parameters sent by the SCIO infrared probe into probe secondary parameters containing food ingredient information through a processing algorithm and send the probe secondary parameters to the user terminal; and the display module on the user terminal is also used for displaying the food ingredient information contained in the secondary parameters of the probe.
In addition, in this embodiment, the user terminal is further connected with the cloud server, the common settings of the user and the data collected through the dining table at each time can be uploaded to the cloud server, a personal cloud dining information database is established to be used for later data processing analysis and personalized settings, the component identification results obtained by combining the SCIO are combined, the cloud server can utilize the data to perform analysis in aspects such as nutrition and health, reasonable health suggestions are provided for the user, user experience can be collected through questionnaire investigation, the data preset in the main control module for the optimal heating power, the optimal heat preservation power and the like of dishes are optimized and updated, a large amount of data provide samples for artificial intelligence and machine learning, and the optimization and the update can be more intelligent with the help of the machine learning.
In this embodiment, some common functions and technical means are not described in detail, for example, general functions of the APP and the intelligent terminal, such as user login, wiFi setting, bluetooth pairing, etc., are well known by those skilled in the art, and are not described herein again.
The above description is only an example of the present invention and should not be construed as limiting the present invention, and any modifications and alterations made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. Intelligent heat preservation dining table system based on induction type heating includes: the dining table comprises a dining table body and a plurality of tableware matched with the dining table body, and is characterized by also comprising a user terminal with a wireless communication function;
a main control module, a first wireless communication module, a wireless power transmission module and an energy transmitting coil are fixedly arranged in the dining table body, and the main control module is electrically connected with the first wireless communication module and the wireless power transmission module respectively; the wireless power transmission module is also electrically connected with the energy transmitting coil;
a primary control module, a second wireless communication module, an energy receiving coil, a heating device and a sensor are fixedly arranged in the base of the tableware; the primary control module is electrically connected with the heating device, the second wireless communication module and the sensor respectively; the heating device is also electrically connected with the energy receiving coil;
the meal can be uniquely identified by the main control module and a user;
the sensors at least comprise a weight sensor and a temperature sensor which are respectively used for sensing the weight and the temperature of food contained in the tableware;
the primary control module is configured to receive meal primary parameters from the sensors, the meal primary parameters including weight and temperature information of food contained within the meal;
the dining table is also used for processing the tableware primary parameters into tableware secondary parameters suitable for wireless communication and sending the tableware secondary parameters to the dining table body through the second wireless communication module;
the main control module is configured to forward the tableware secondary parameters of each tableware to the user terminal through the first wireless communication module;
the user terminal comprises a display module and a setting module;
the display module is used for correspondingly displaying the weight and the temperature of food in each tableware one by one according to the received tableware secondary parameters;
the setting module is used for setting the dining table body and the tableware by a user, generating a setting result into an instruction and sending the instruction to the dining table body;
the instructions include, starting or ending heating and/or a specified temperature to which food in each utensil needs to be heated;
the main control module is also configured to turn on or turn off the wireless power transmission module according to an instruction, and correspondingly, the wireless power transmission module is used for controlling the energy transmitting coil to output energy to the energy receiving coil on the tableware;
the instructions received through the first wireless communication module are forwarded to corresponding tableware;
the primary control module is also configured to start the heating device to heat according to the received instruction, and the heating is finished until the temperature fed back by the temperature sensor reaches the specified temperature required by the tableware to be heated in the instruction, or the heating is directly finished according to the instruction;
the main control module is internally stored with a weight-optimal heating power relation corresponding to the type of dishes;
the instruction comprises the types of dishes contained in the tableware selected by the user;
the main control module is also configured to match a corresponding optimum heating power grade according to the type and the weight of dishes contained in each tableware, and add the heating power grade into the instruction;
the primary control module is further configured to vary the heating power of the heating device according to the heating power level in the command.
2. The intelligent heat-preservation dining table system based on induction heating as claimed in claim 1, wherein the dining table body is further provided with a dining table control module electrically connected with the main control module, and the dining table control module is used for a user to directly input a setting instruction to the dining table body.
3. The intelligent heat-preservation dining table system based on induction heating as claimed in claim 2, wherein the dining table control module is a dining table control screen and is further used for displaying the weight and temperature information of the food in each current tableware.
4. The intelligent heat-preservation dining table system based on induction heating according to claim 1, wherein a tableware display module is further arranged on the tableware, and the tableware display module is electrically connected with the primary control module and used for displaying weight and temperature information of food in the current tableware.
5. The intelligent heat-preservation dining table system based on induction heating as claimed in claim 1, wherein the setting module is further used for a user to set the heating power level of each tableware and add the setting result of the heating power level to the instruction;
the primary control module is further configured to vary the heating power of the heating device according to the heating power level in the command.
6. The intelligent heat-preservation dining table system based on induction heating as claimed in claim 1, wherein the main control module is further stored with a corresponding relationship of weight-heating power-time required for reaching a specified temperature corresponding to a dish type;
the main control module can be set to be in an appointment mode, and correspondingly, the instruction set to be in the appointment mode also comprises the dining time and the types of dishes contained in the tableware;
when the main control module receives an instruction set as a reservation mode, the main control module executes control according to the following strategies:
matching the corresponding optimal heating power level of each tableware according to the type and the weight of the dishes;
matching the time required by each tableware to reach the specified temperature according to the optimal heating power grade and the weight;
reversely deducing the time for starting heating each tableware according to the dining time and the time required for reaching the specified temperature;
and respectively sending instructions to the tableware according to the time for starting heating of each tableware, and controlling the tableware to start heating according to the optimal heating power level.
7. The intelligent dining table system with induction heating based thereon according to claim 1 or 6, wherein the main control module stores therein an optimum temperature corresponding to the type of dish, and the main control module is configured to match the optimum temperature as the designated temperature according to the type of dish in each dish selected by the user in the command when the main control module does not obtain the designated temperature set by the user.
8. The intelligent heat-preservation dining table system based on induction heating as claimed in claim 1 or 6, wherein the weight-optimal heat-preservation power relation corresponding to the type of dishes is stored in the main control module;
the main control module can be set to be in an intelligent heat preservation mode;
when receiving an instruction set to be in a heat preservation mode, executing control according to the following strategy;
according to the optimal temperature of dishes in each tableware, calculating the optimal upper limit temperature by floating up a first specified limit, and calculating the optimal lower limit temperature by floating down the first specified limit;
calculating the lowest temperature limit temperature according to the second specified quota of downward floating according to the optimal temperature of dishes in each tableware;
wherein the second specified quota is greater than the first specified quota;
matching the corresponding optimal heating power level of each tableware according to the type and the weight of the dishes;
when the temperature of dishes in a certain tableware is lower than the lowest temperature limit temperature, the tableware is heated by selecting the most suitable heating power level;
when the temperature of dishes in a certain tableware is raised to the optimum low-limit temperature, matching the corresponding optimum heat-preservation power level of the tableware according to the real-time weight of the dishes and the types of the dishes in the current tableware, and keeping the heating device of the tableware to work at the optimum heat-preservation power level;
when the temperature of dishes in certain tableware rises to the optimum upper limit temperature, the heating device of the tableware is controlled to stop heating;
when the temperature of dishes in certain tableware rises to be lower than the optimum low-limit temperature but higher than the minimum temperature limit temperature, matching a corresponding optimum heat preservation power level according to the current real-time weight of the dishes in the tableware and the types of the dishes, and controlling the tableware to be heated at a new optimum heat preservation power level.
9. The intelligent heat-preservation dining table system based on induction heating as claimed in claim 1, wherein the dining table body is provided with an SCIO infrared probe electrically connected with the main control module for identifying dish components;
the SCIO infrared probe sends the identification result as a probe primary parameter to the main control module;
the main control module is also configured to process the probe primary parameters sent by the SCIO infrared probe into probe secondary parameters containing food ingredient information and send the parameters to the user terminal;
the display module is also used for displaying food ingredient information contained in the secondary parameters of the probe.
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