CN112856501A - Induction cooker control system - Google Patents
Induction cooker control system Download PDFInfo
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- CN112856501A CN112856501A CN202110051656.6A CN202110051656A CN112856501A CN 112856501 A CN112856501 A CN 112856501A CN 202110051656 A CN202110051656 A CN 202110051656A CN 112856501 A CN112856501 A CN 112856501A
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- 230000006698 induction Effects 0.000 title claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 230000006870 function Effects 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 9
- 238000004321 preservation Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/08—Arrangement or mounting of control or safety devices
- F24C7/082—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C7/00—Stoves or ranges heated by electric energy
- F24C7/08—Arrangement or mounting of control or safety devices
- F24C7/087—Arrangement or mounting of control or safety devices of electric circuits regulating heat
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Induction Heating Cooking Devices (AREA)
- Cookers (AREA)
Abstract
The invention relates to the technical field of induction cooker control, and discloses an induction cooker control system which comprises a microcontroller, a no-pot detection module, a timing control module, a power control module, a temperature control module, a display module, a safety protection module, a key control module, an alarm module and a power supply module, wherein the microcontroller is respectively and electrically connected with the no-pot detection module, the timing control module, the power control module, the temperature control module, the display module, the safety protection module, the key control module, the alarm module and the power supply module. The invention takes the singlechip as the core, realizes the control of nixie tube display control, various safety protection functions, automatic power control, temperature control, timing control and various automatic detection alarm functions of the induction cooker, overcomes the defect that the temperature control of the traditional induction cooker is not accurate, controls the various situations of parts, realizes the constant temperature and accurate point control of the induction cooker, and has great application market potential.
Description
Technical Field
The invention relates to the technical field of induction cooker control, in particular to an induction cooker control system.
Background
With the development of the times, the microcomputer is continuously developed in various aspects and fields of social life, the technology of a large-scale integrated circuit is continuously mature, the application of the singlechip technology is continuously going deep, the singlechip has the characteristics of low power consumption, small volume, low price, strong function, reliable work, convenient use and the like, so the singlechip is particularly suitable for systems related to control and is more and more widely applied to various fields of automatic control systems, intelligent instruments, data acquisition, household appliances and the like, and the singlechip is often used as a core component and is combined with software aiming at the characteristics of specific application objects according to a specific hardware structure so as to be perfect.
The induction cooker is a common household appliance, and the principle of the induction cooker is an electromagnetic induction phenomenon, namely, an alternating current is utilized to generate an alternating magnetic field with a direction changing constantly through a coil, a vortex current can appear in a conductor in the alternating magnetic field, and the conductor is heated by the Joule heat effect of the vortex current, so that heating is realized. But traditional electromagnetism stove produces the settlement error easily, and temperature control is accurate inadequately, can cause too fast or slow, can influence the delicious of food like this, consequently needs an urgent need for an electromagnetism stove control system based on singlechip, utilizes the multi-functional control's of singlechip characteristics, controls the electromagnetism stove.
Disclosure of Invention
In view of the above problems in the prior art, the present invention provides a control system for an induction cooker.
In order to achieve the purpose, the induction cooker control system provided by the invention comprises a microcontroller, a no-pot detection module, a timing control module, a power control module, a temperature control module, a display module, a safety protection module, a key control module, an alarm module and a power supply module, wherein the microcontroller is respectively and electrically connected with the no-pot detection module, the timing control module, the power control module, the temperature control module, the display module, the safety protection module, the key control module, the alarm module and the power supply module.
Preferably, the microcontroller comprises a single chip microcomputer, an analog-to-digital converter and a decoder, wherein the single chip microcomputer comprises a microprocessor, a data memory, a program memory, an interrupt system, a counter, a serial port, a parallel I/O port, a register and a reset circuit;
the microprocessor is an 8-bit microprocessor, comprises an arithmetic unit and a controller, is added with a control-oriented processing function and is used for processing data and bit variables;
the data memory has 128 bytes in the chip and can be expanded to 64k bytes outside the chip, and is used for storing working variables, intermediate results of operation, data temporary storage, buffering and flag bits of a program during the operation period;
the program memory is used for storing programs, when the capacity of the on-chip read-only memory is insufficient, the read-only memory outside the chip needs to be expanded, and the capacity of the on-chip read-only memory outside the chip can be expanded to 64 kbytes;
the interrupt system is provided with 5 interrupt sources and 2-level interrupt priority;
the counters are provided with 2 counters with 16 bits in the sheet;
the serial port has 1 full-duplex serial port, has four working modes, is used for serial communication and expansion of a parallel I/O port, and can be connected with a plurality of single-chip microcomputers to form a multi-machine system;
the parallel I/O ports have 4 parallel 8-bit I/O ports, each port consists of 1 latch and 1 driver and is used for realizing parallel input and output of data in external equipment;
the number of the registers is 21, and the registers are used for managing, controlling and monitoring each part in the chip;
the reset circuit is a mu P monitoring circuit, has the characteristic of high reset reliability, and is used for monitoring the power supply voltage.
Preferably, the no-pot detection module is internally provided with a current detection circuit for detecting whether a pot is on the induction cooker or not, and if the pot is placed, continuous heating work or heat preservation work is carried out; if no pot exists, stopping heating and sending out a no pot alarm to prompt a user that no pot exists so as to carry out corresponding treatment; if the pot is put on the alarm in the middle of no pot alarm, the heating operation is continued.
Preferably, the timing control module comprises a signal generator, a time display circuit, a key circuit and an indication circuit, a user can set the timing time at will, when the timing time is up, the system can automatically alarm to prompt the user to perform corresponding operation, and if the timing time is not up and the user wants to stop, the user can interrupt through a corresponding key on the panel.
Preferably, the power control module is internally provided with a bridge rectifier and a voltage resonator, an alternating current power supply of a commercial power is converted into direct current through the bridge rectifier, then is converted into alternating current with the frequency of 20-40kHz through the voltage resonator, and the power control is realized by controlling the PWM duty ratio.
Preferably, the temperature control module comprises a heat preservation unit, a temperature regulation unit and an upper and lower limit control unit, the temperature to be set can be infinitely selected within a temperature limit range, and after setting, the system is automatically in a heat preservation state; when the temperature is adjusted, the temperature change can be controlled by adjusting the size of the resistor; if the temperature is higher than the upper limit or lower than the lower limit, the automatic alarm is given, and meanwhile, the overtemperature warning lamp is turned on.
Preferably, the display module comprises a nixie tube and an LED lamp, the nixie tube adopts 8-bit nixie tube and a decoder to realize data display of system timing time and temperature, and the LED lamp adopts an 8-bit LED display for displaying no-pot indication, over-temperature indication and system working normal indication.
Preferably, the safety protection module is internally provided with an undervoltage protection circuit and an overvoltage protection circuit for undervoltage and overvoltage protection of the mains supply.
Preferably, the key control module comprises a timing setting key, a power switch key and an adjusting key, and is used for timing setting, power switch and adjusting.
Preferably, the alarm module comprises a driving circuit and a loudspeaker, and the loudspeaker is connected to a port P3.4 of the singlechip and used for inputting and outputting alarm signals.
Compared with the prior art, the induction cooker control system provided by the invention has the following beneficial effects:
the invention takes the singlechip as the core, realizes the control of nixie tube display control, various safety protection functions, automatic power control, temperature control, timing control and various automatic detection alarm functions of the induction cooker, overcomes the defect that the temperature control of the traditional induction cooker is not accurate, controls the various situations of parts, realizes the constant temperature and accurate point control of the induction cooker, and has great application market potential.
Drawings
FIG. 1 is a schematic diagram of the overall control system of the present invention;
fig. 2 is a schematic diagram of a microcontroller according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.
Referring to fig. 1-2, an induction cooker control system includes a microcontroller, a no-pot detection module, a timing control module, a power control module, a temperature control module, a display module, a safety protection module, a key control module, an alarm module, and a power module, wherein the microcontroller is electrically connected to the no-pot detection module, the timing control module, the power control module, the temperature control module, the display module, the safety protection module, the key control module, the alarm module, and the power module, respectively.
The microcontroller comprises a single chip microcomputer, an analog-to-digital converter and a decoder, wherein the single chip microcomputer comprises a microprocessor, a data memory, a program memory, an interrupt system, a counter, a serial port, a parallel I/O port, a register and a reset circuit;
the microprocessor is an 8-bit microprocessor, comprises an arithmetic unit and a controller, is added with a control-oriented processing function and is used for processing data and bit variables;
the data memory has 128 bytes in the chip and can be expanded to 64k bytes outside the chip, and is used for storing working variables, intermediate results of operation, data temporary storage, buffering and flag bits of a program during the operation period;
the program memory is used for storing programs, when the capacity of the on-chip read-only memory is insufficient, the read-only memory outside the chip needs to be expanded, and the capacity of the on-chip read-only memory outside the chip can be expanded to 64 kbytes;
the interrupt system is provided with 5 interrupt sources and 2-level interrupt priority;
the counters are provided with 2 counters with 16 bits in the sheet;
the serial port has 1 full-duplex serial port, has four working modes, is used for serial communication and expansion of a parallel I/O port, and can be connected with a plurality of single-chip microcomputers to form a multi-machine system;
the parallel I/O ports have 4 parallel 8-bit I/O ports, each port consists of 1 latch and 1 driver and is used for realizing parallel input and output of data in external equipment;
the number of the registers is 21, and the registers are used for managing, controlling and monitoring each part in the chip;
the reset circuit is a mu P monitoring circuit, has the characteristic of high reset reliability, and is used for monitoring the power supply voltage.
The non-pan detection module is internally provided with a current detection circuit for detecting whether a pan is arranged on the induction cooker or not, and if the pan is arranged, continuous heating work or heat preservation work is carried out; if no pot exists, stopping heating and sending out a no pot alarm to prompt a user that no pot exists so as to carry out corresponding treatment; if the pot is put on the alarm in the middle of no pot alarm, the heating operation is continued.
The timing control module comprises a signal generator, a time display circuit, a key circuit and an indication circuit, a user can set timing time at will, when the timing time is up, the system can automatically give an alarm to prompt the user to perform corresponding operation, and if the timing time is not up and the user wants to stop, the user can interrupt through a corresponding key on the panel.
The power control module is internally provided with a bridge rectifier and a voltage resonator, an alternating current power supply of commercial power is converted into direct current through the bridge rectifier, then is converted into alternating current with the frequency of 20-40kHz through the voltage resonator, and the power control is realized by controlling the PWM duty ratio.
The temperature control module comprises a heat preservation unit, a temperature regulation unit and an upper and lower limit control unit, the temperature to be set can be infinitely selected within a temperature limit range, and after setting, the system is automatically in a heat preservation state; when the temperature is adjusted, the temperature change can be controlled by adjusting the size of the resistor; if the temperature is higher than the upper limit or lower than the lower limit, the automatic alarm is given, and meanwhile, the overtemperature warning lamp is turned on.
The display module comprises a nixie tube and an LED lamp, the nixie tube displays data of system timing time and temperature by adopting an 8-bit nixie tube and a decoder, and the LED lamp displays data by adopting an 8-bit LED displayer and is used for displaying no-pot indication, overtemperature indication and system working normal indication.
The safety protection module is internally provided with an undervoltage protection circuit and an overvoltage protection circuit and is used for protecting undervoltage and overvoltage of the mains supply.
The key control module comprises a timing setting key, a power switch key and an adjusting key and is used for timing setting, power switch and adjusting.
The alarm module comprises a driving circuit and a loudspeaker, wherein the loudspeaker is connected to a P3.4 port of the single chip microcomputer and used for inputting and outputting alarm signals.
The invention takes the singlechip as the core, realizes the control of nixie tube display control, various safety protection functions, automatic power control, temperature control, timing control and various automatic detection alarm functions of the induction cooker, overcomes the defect that the temperature control of the traditional induction cooker is not accurate, controls the various situations of parts, realizes the constant temperature and quasi-point control of the induction cooker, and has great application market potential
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the present invention, the scope of which is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.
Claims (10)
1. The utility model provides an electromagnetism stove control system, its characterized in that includes microcontroller, no pot detection module, timing control module, power control module, temperature control module, display module, safety protection module, button control module, alarm module and power module, microcontroller is connected with no pot detection module, timing control module, power control module, temperature control module, display module, safety protection module, button control module, alarm module and power module electricity respectively.
2. The induction cooker control system according to claim 1, wherein the microcontroller comprises a single chip microcomputer, an analog-to-digital converter and a decoder, the single chip microcomputer comprises a microprocessor, a data memory, a program memory, an interrupt system, a counter, a serial port, a parallel I/O port, a register and a reset circuit;
the microprocessor is an 8-bit microprocessor, comprises an arithmetic unit and a controller, is added with a control-oriented processing function and is used for processing data and bit variables;
the data memory has 128 bytes in the chip and can be expanded to 64k bytes outside the chip, and is used for storing working variables, intermediate results of operation, data temporary storage, buffering and flag bits of a program during the operation period;
the program memory is used for storing programs, when the capacity of the on-chip read-only memory is insufficient, the read-only memory outside the chip needs to be expanded, and the capacity of the on-chip read-only memory outside the chip can be expanded to 64 kbytes;
the interrupt system is provided with 5 interrupt sources and 2-level interrupt priority;
the counters are provided with 2 counters with 16 bits in the sheet;
the serial port has 1 full-duplex serial port, has four working modes, is used for serial communication and expansion of a parallel I/O port, and can be connected with a plurality of single-chip microcomputers to form a multi-machine system;
the parallel I/O ports have 4 parallel 8-bit I/O ports, each port consists of 1 latch and 1 driver and is used for realizing parallel input and output of data in external equipment;
the number of the registers is 21, and the registers are used for managing, controlling and monitoring each part in the chip;
the reset circuit is a mu P monitoring circuit, has the characteristic of high reset reliability, and is used for monitoring the power supply voltage.
3. The induction cooker control system according to claim 1, wherein the no-pot detection module is internally provided with a current detection circuit for checking whether a pot is on the induction cooker, and if the pot is on the induction cooker, the continuous heating operation or the heat preservation operation is performed; if no pot exists, stopping heating and sending out a no pot alarm to prompt a user that no pot exists so as to carry out corresponding treatment; if the pot is put on the alarm in the middle of no pot alarm, the heating operation is continued.
4. The induction cooker control system according to claim 1, wherein the timing control module comprises a signal generator, a time display circuit, a key circuit and an indication circuit, a user can set the timing time at will, when the timing time is up, the system will automatically alarm to prompt the user to perform corresponding operations, and if the timing time is not up and the user wants to stop, the system can be interrupted through a corresponding key on the panel.
5. The induction cooker control system according to claim 1, wherein the power control module is internally provided with a bridge rectifier and a voltage resonator, an alternating current power supply of a commercial power is converted into direct current through the bridge rectifier, and then is converted into alternating current with the frequency of 20-40kHz through the voltage resonator, and the power control is realized by controlling a PWM duty ratio.
6. The induction cooker control system according to claim 1, wherein the temperature control module comprises a heat preservation unit, a temperature adjustment unit and an upper and lower limit control unit, the temperature to be set can be selected infinitely within a temperature limit range, and after the temperature is set, the system is automatically in a heat preservation state; when the temperature is adjusted, the temperature change can be controlled by adjusting the size of the resistor; if the temperature is higher than the upper limit or lower than the lower limit, the automatic alarm is given, and meanwhile, the overtemperature warning lamp is turned on.
7. The induction cooker control system according to claim 1, wherein the display module comprises a nixie tube and an LED lamp, the nixie tube displays data of system timing time and temperature by adopting an 8-bit nixie tube and a decoder, and the LED lamp displays an 8-bit LED display for displaying no-pot indication, over-temperature indication and system working normal indication.
8. The induction cooker control system according to claim 1, wherein the safety protection module is internally provided with an undervoltage protection circuit and an overvoltage protection circuit for protecting undervoltage and overvoltage of a mains supply.
9. The induction cooker control system according to claim 1, wherein the key control module comprises a timing setting key, a power switch key and an adjusting key for timing setting, power switch and adjusting.
10. The induction cooker control system according to claim 1, wherein the alarm module comprises a driving circuit and a speaker, and the speaker is connected to a port P3.4 of the single chip microcomputer and used for inputting and outputting alarm signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051656.6A CN112856501A (en) | 2021-01-13 | 2021-01-13 | Induction cooker control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110051656.6A CN112856501A (en) | 2021-01-13 | 2021-01-13 | Induction cooker control system |
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| CN112856501A true CN112856501A (en) | 2021-05-28 |
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| CN202110051656.6A Pending CN112856501A (en) | 2021-01-13 | 2021-01-13 | Induction cooker control system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012178365A (en) * | 2012-06-13 | 2012-09-13 | Mitsubishi Electric Corp | Induction heating cooker |
| CN203249286U (en) * | 2013-03-27 | 2013-10-23 | 余苗权 | Control system of induction cooker |
| CN105526606A (en) * | 2015-12-02 | 2016-04-27 | 苏州工业职业技术学院 | Efficient energy-saving induction cooker |
| CN105546599A (en) * | 2014-10-31 | 2016-05-04 | 陕西盛迈石油有限公司 | Novel intelligent electromagnetic oven |
| CN112021929A (en) * | 2020-07-10 | 2020-12-04 | 广州誉业信息科技有限公司 | Steam automatic control system of cooking cabinet |
-
2021
- 2021-01-13 CN CN202110051656.6A patent/CN112856501A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012178365A (en) * | 2012-06-13 | 2012-09-13 | Mitsubishi Electric Corp | Induction heating cooker |
| CN203249286U (en) * | 2013-03-27 | 2013-10-23 | 余苗权 | Control system of induction cooker |
| CN105546599A (en) * | 2014-10-31 | 2016-05-04 | 陕西盛迈石油有限公司 | Novel intelligent electromagnetic oven |
| CN105526606A (en) * | 2015-12-02 | 2016-04-27 | 苏州工业职业技术学院 | Efficient energy-saving induction cooker |
| CN112021929A (en) * | 2020-07-10 | 2020-12-04 | 广州誉业信息科技有限公司 | Steam automatic control system of cooking cabinet |
Non-Patent Citations (2)
| Title |
|---|
| 上海东软载波微电子有限公司: "东软载波单片机应用系统", 31 January 2017, 北京航空航天大学出版社, pages: 168 * |
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