CN1280584C - Intelligent gas cooker - Google Patents

Intelligent gas cooker Download PDF

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Publication number
CN1280584C
CN1280584C CN 02142347 CN02142347A CN1280584C CN 1280584 C CN1280584 C CN 1280584C CN 02142347 CN02142347 CN 02142347 CN 02142347 A CN02142347 A CN 02142347A CN 1280584 C CN1280584 C CN 1280584C
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pin
resistance
link
button
volts
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CN1424541A (en
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陈力
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Priority to CN 02142347 priority Critical patent/CN1280584C/en
Priority to PCT/CN2002/000881 priority patent/WO2004027320A1/en
Priority to AU2002354138A priority patent/AU2002354138A1/en
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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
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/12—Arrangement or mounting of control or safety devices
    • F24C3/126—Arrangement or mounting of control or safety devices on ranges

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Selective Calling Equipment (AREA)
  • Fire Alarms (AREA)
  • Electronic Switches (AREA)

Abstract

The present invention an intelligent gas range which is controlled by a computer. The present invention is composed of a gas range, a control panel, a computer control system, a functional unit of a power supply part, wherein the gas range is provided with a pot rack, and the front end of the pot rack, which is near to the gas range is provided with an ignition device; the control panel is arranged at the front end of a panel of the gas range, and the surface the control panel is provided with a control keyboard, a display and a remote control receiving inductor so as to control the inner part of the panel; the panel of the gas range is also provided with a temperature sensing head and a gas leakage inductor. A basic circuit of the intelligent gas range takes a single chip microcomputer IC1 as a core controller and is externally connected with 11 parts: a keyboard circuit part, a temperature measurement part, a speech part, a gas leakage detection part, a fire striking low-voltage detection part, an infrared remote control receiving part, an output control part, a display part, a no-pot detection part, an infrared emission part to be extended and a serial interface part.

Description

Intelligent gas-burning stove
Technical field
The present invention relates to the gas-cooker that uses in people's daily life, a kind of specifically intelligent gas-burning stove by computer control.
Background technology
At present, the kitchen range of the coal gas that people use, liquefied gas etc. mainly contain igniting, regulate the intensity of a fire and cut out manually-operated switch such as source of the gas and realize.Obviously, manually-operated kitchen range all must carry out under the monitoring the people in the overall process of work, otherwise will cause and dryout, burn or soup juice etc. is excessive causes that burning fire is extinguished etc. problem occurs.Manually-operated goes wrong easily and some difficulties in order to overcome, Chinese patent: CN2286838N, the patents such as CN1263230A that the CN2047759N and the inventor cooperate with other people have proposed gas-cooker: the automatic ignition system, flame-out automatic resume combustion, leakage alarm, automatically hold one's breath overtemperature alarm, the corresponding supporting control device that regularly boils and implement according to employed pan difference.Many functions of these inventions all are that the control by micro computer realizes.Along with further developing of science and technology, the backwardness that many designs or technology show aspect intelligent particularly lacks relevant beepbox etc.Therefore, be necessary to be further improved for prior art.
Summary of the invention
In order to overcome the deficiency of existing computer gas stove, the present invention proposes a kind of intelligent gas-burning stove that has beepbox.
The technical solution adopted for the present invention to solve the technical problems is: a gas-cooker is arranged, and gas-cooker is provided with a pot frame, and the pot frame is provided with igniter by the front end of gas-cooker; The panel front end of gas-cooker is provided with control panel, and the surface of control panel is supervisory keyboard, display and shakes control reception inductor, control panel inside; Computerized control system is installed; Also be provided with temperature sense head and gas leakage inductor on the panel of gas-cooker.The intelligent gas-burning stove schematic circuit is with single-chip microcomputer IC 1Be external 12 parts of core controller: keyboard circuit part, temperature survey part, phonological component, gas leakage detect, sparking low pressure detects, infrared remote control receives, put fire control fire output control part, display part, no pot test section, wait to expand infrared emission part, serial line interface part, and the functional unit of power unit is formed.
Described keyboard circuit part: by micro controller IC 1, button S 1, S 2, S 3, S 4, S 5, S 6, S 7, S 8, S 9, S 10, S 11, S 12, S 13, S 14, S 15, S 16, resistance R 15, R 16, R 17, R 18Form;
IC 122 pin and button S 4, S 3, S 2, S 1An end link to each other S 4The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 3The other end of button and resistance R 17Link to each other R 17The other end and IC 127 pin link to each other S 2The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 1The other end of button and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other;
IC 123 pin and button S 8, S 7, S 6, S 5An end link to each other S 8The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 7The other end of button and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 6The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 5The other end of button and resistance R 15An end link to each other R 15The other end and IClR 29Pin links to each other;
IC 124 pin and button S 12, S 11, S 10, S 9An end link to each other S 12The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 11The other end of button and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 10The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 11The other end of switch and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other;
IC 125 pin and switch S 16, S 15, S 14, S 13An end link to each other S 16The other end of switch and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 15The other end of switch and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 14The other end of switch and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 11The other end of switch and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other:
Button S 1Be setting key, but setting-up time, temperature, and select the control button; Button S 2Be time key, the selection of can be used as the display mode conversion of time and clock, minute setting; Button S 3Be the temperature key, can be used as the conversion of temperature display mode and the setting of boiling temperature and select; Button S 4Be options button, can be used as the selection of job category; Button S 5Be the programming key, the setting that is available as timing working has S with the key that uses that matches with it 6Home key, S 7End key, S 8(S 12) acknowledgement key, S 10Increase key, S 11Reduce key; Button S 9Be start key, can be used for starting and regularly reach the function of manually cooking; Button S 13Be power key, can be used as the Kai Heguan of line power; Button S 14, S 15Be the large and small fire key, can control the size of another kitchen range top combustion gas; Button S 16Be Guan Huojian, can control the shutoff of another kitchen range top combustion gas.
Described temperature survey part: by microcontroller IC 1, amplifier IC 5, IC 6, thermistor RF 2, locator RF 1, RF 3, resistance R 30, R 31, R 32, electrochemical capacitor C 9, capacitor C 7, C 8Form;
Thermistor RF 2One end links to each other with power supply ground, the other end respectively with R 31, amplifier IC 5The 3rd pin link to each other R 31The other end link to each other with 6 volts of power supply ground; IC 5The 2nd pin respectively with IC 5The 1st pin, resistance R 30Link to each other R 30The other end and IC 6The 2nd pin link to each other; IC 6The 3rd pin respectively with locator RF 3The 1st pin, RF 1The 3rd pin link to each other RF 3The 2nd pin respectively with RF 3The 3rd pin, IC 6The 1st pin, IC 1The 33rd pin link to each other RF 1The 1st pin link to each other and to link to each other RF with ground wire 1The 2nd pin and R 32Link to each other R 32The other end link to each other with 6 volts of power supplys;
Thermistor RF 2With resistance R 31Form bleeder circuit, RF 2With the also corresponding change of variation of temperature resistance, amplifier IC 5Carry out voltage follow and pass through R 30Send into amplifier IC 6Send single-chip microcomputer IC after carrying out adjusting at signal amplification and zero point 1Carry out A/D conversion and processing.
Described phonological component: by buzzer LS 1, triode Q 1, resistance R 28, R 29, R 101, LED 1Form;
IC 1The 34th pin and resistance R 28Link to each other R 28The other end and triode Q 1B end link to each other Q 1C end link to each other Q with 6 volts of power supplys 1E end and buzzer LS 1Anode link to each other LS 1Negative electrode and resistance R 29Link to each other R 29The other end link to each other with power supply ground.IC 1The 3rd pin connecting resistance R 101, R 101Other end sending and receiving optical diode LED 1, LED 1Another termination power ground.
Single-chip microcomputer IC 1I/O mouth 34 pin output impulse level through resistance R 28Control triode Q after the current limliting 1Conducting with end triode Q 1E end will produce the direct current signal of pulsing and flow through buzzer LS 1, buzzer will send and the corresponding sound of pulse frequency, if constant high level of 34 pin of single-chip microcomputer output or low level triode Q so 1The state that will be in permanent conducting or end makes the pulseless electric current of buzzer flow through and does not send sound, resistance R 29Play metering function.
Described gas leakage detects: by amplifier IC 9, gas sensing resistance R 32, locator RE 4, resistance R 33, R 34, R 36, R 37, R 103Form;
Gas sensing resistance R 32Respectively with resistance R 34, R 36Link to each other 6 volts of power supplys of another termination, R 34Another termination power ground, R 36The other end and IC 9The 3rd pin link to each other IC 9The 2nd pin and resistance R 37Link to each other R 37The other end and potentiometer RE 4The 3rd pin link to each other RF 4The 1st pin and resistance R 103Link to each other R 103Another termination power ground, RE 4The 2nd pin and resistance R 33Link to each other R 336 volts of power supplys of another termination of R, IC 9The 1st pin and IC 1The 21st pin link to each other.
Gas sensing resistance R 32With resistance R 34Carry out dividing potential drop, voltage division signal is through resistance R 31Send amplifier IC 9Comparison input 3 pin, resistance R 33, RE 4, R 103Advancing dividing potential drop carries common comparative voltage and send amplifier IC 9The relatively input other end 2 pin, just often: IC 93 pin voltages be lower than 2 pin voltages, IC 91 pin output low level, the resistance of gas sensing resistance will reduce IC as when gas leakage 93 pin voltages raise, when being higher than IC 92 pin the time IC 91 pin will export high level and give single-chip microcomputer IC 121 pin, single-chip microcomputer will be gathered and handle this signal, locator RF 4Be in order to regulate the sensitivity that gas leakage detects.
Described sparking low pressure detects: by amplifier IC 10, battery B 1, resistance R 41, R 42, R 43, R 44Form;
Battery B 1Positive pole and resistance R 44The other end and IC 10The 2nd phase link to each other IC 10The 3rd pin and resistance R 43Link to each other R 43The other end respectively with resistance R 41, R 42Link to each other R 42Other end ground connection, R 416 volts of positive supplies of another termination, IC 10The 1st phase meet IC 1The 16th pin.
Amplifier IC 10With resistance R 41, R 42, R 43, R 44And sparking dry cell B 1Constitute comparator, R 41, R 42Carrying out dividing potential drop provides comparison reference voltage, IC when cell voltage is lower than this reference voltage 10The 1st pin will export high level and send single-chip microcomputer IC 1, by single-chip microcomputer IC 1Carry out signals collecting and processing.
Described infrared remote control receives: by infrared integrated receiver IC 16, capacitor C 100, resistance R 104Form;
Infrared integrated receiver IC 16The 2nd pin respectively with IC 117 pin, resistance R 104Link to each other R 1046 volts of positive supplies of another termination, capacitor C 100Another termination battery ground.
Infrared receiving terminal IC 16Receive modulated infrared signal through capacitor C 100Carry out sending after the filtering the middle fracture of single-chip microcomputer, single-chip microcomputer IC 1Red place signal is carried out pulsewidth calculating after demodulating corresponding key assignments, do respective handling.
Described output control part: by optocoupler IC 11, IC 12, IC 13, resistance R 25, R 19, R 26, R 27, R 23, R 24, triode Q 7, relay K 1, magnetic valve L 1, battery B 1, switch S 17, S 18, motor drive ic IC 14, motor M 1, sparking pulse generating circuit IC 15Form;
(1) left road igniting: IC 140 pin connecting resistance R 25, R 25The other end and optocoupler IC 11The 2nd pin link to each other IC 11The 1st pin meet 6 volts of power supplys, IC 11The 6th pin meet 12 volts of power supplys, IC 11The 5th pin connecting resistance R 19, R 19Another termination triode Q 7B end, Q 7C termination 12 electric wire sources, Q 7E relay termination electricity K 1Control end, K 1The other end of control is connected K with ground wire 1Controlled end switch 1, its termination 12 power lines, another termination magnetic valve L 1, L 1Other end ground connection, K 1Controlled end switch 2, one termination enclosure ground, another termination battery B 1Anode, B 1Negative terminal meet pulse firing generator IC 15Control end;
Optocoupler IC when 40 pin of single-chip microcomputer are exported high level 11The 2nd pin and the 1st pin no-voltage poor, the 5th pin of optocoupler makes triode Q with output low level 7End relay K 1Disconnect magnetic valve L 1No current is closed combustion gas and is also made sparking drive chip IC simultaneously 15Power supply disconnect and not strike sparks;
Optocoupler IC when 40 pin output low levels of single-chip microcomputer 11The 2nd pin and the 1st pin conducting, the 5th pin of optocoupler will be exported high level and make triode Q 7Conducting, relay K 1Adhesive magnetic valve L 1There is electric current to flow through to close combustion gas also to make sparking drive chip IC simultaneously 15Power connection begin the sparking;
(2) left road big fire: IC 139 pin connecting resistance R 26, R 26Another termination optocoupler IC 12The 2nd pin, IC 13The 1st pin meet 6 volts of power supplys, IC 12The 6th pin meet 12 volts of power supplys, IC 12The 5th pin connecting resistance R 23, R 23Another termination switch S 17The 2nd pin and motor drive ic IC 14The 2nd pin link to each other S 17The 3rd pin ground connection, IC 14The 7th, 8 pin connect motor M respectively 1Input;
(3) the little fire in left road: IC 138 pin connecting resistance R 27, R 27Another termination optocoupler IC 13The 2nd pin, IC 13The 1st pin meet 6 volts of power supplys, IC 13The 6th pin connect 12 volts of power supplys, optocoupler IC 13The 5th pin connecting resistance R 24, R 24Another termination switch S 13The 1st pin, S 18The 2nd pin meet IC 14The 3rd pin, S 18The 3rd pin ground connection;
As single-chip microcomputer IC 1The 38th pin output high level the time optocoupler IC 13The 2nd pin and the 1st pin no-voltage poor, the 5th pin of optocoupler send motor drive ic IC with output low level 14The 3rd step, motor attonity at this moment;
As single-chip microcomputer IC 1The 38th pin output low level the time optocoupler IC 13The 2nd pin and the 1st pin conducting, the 5th pin of optocoupler will be exported high level through current-limiting resistance R 24And switch S 18After send motor drive ic IC 14The 3rd pin, at this moment motor rotates when arriving maximum and will make switch S 18Disconnect IC 14The 3rd pin will be low level, motor stops;
(4) the right wing output control part is identical with each line of left road output control part
Described demonstration part: by microprocessor IC 1, transformer T 1, VFD Connection Block J 2, resistance R 105, form;
IC 14,5,6,7,8 pin respectively with J 28,9,10,11,12 pin link to each other J 2The 1st pin connect the ground of power supply, J 2The 2nd, 3 pin respectively with transformer T 1Output link to each other J 2The 4th pin meet 6 volts of positive supplies, J 2The 5th pin meet 40 volts of positive supplies, J 2The 6th pin connecting resistance R 105, R 10540 volts of power supplys of another termination, transformer T 1Input termination 220 electric mains, T 1The centre tap of output connects power supply ground;
Single-chip microcomputer IC 1Utilize 4,5,6,7,8 pin serial inputoutput datas and control signal to drive interface J to VFD 2With control VFD content displayed and indication situation;
Described infrared no pot detects partly: by integrated receiver IC 4, not gate IC 3, resistance R 106, R 107, R 110, capacitor C 101, C 102, diode D 1, infraluminescence pipe PD 1Form;
IC 4The 1st pin meet 6 volts of positive supplies, IC 4The 3rd pin meet power supply ground, IC 4The 2nd pin respectively with resistance R 107, capacitor C 101Link to each other R 107The other end link to each other C with 6 volts of positive supplies 101Another terminating diode D 1, D 1The other end respectively with resistance R 106, capacitor C 102, not gate IC 3The 4th pin meet IC 1The 20th pin.IC 3The 14th pin meet 6 volts of positive supplies, IC 3The 2nd pin and IC 3The 7th pin connect power supply ground.IC 1The 2nd pin connecting resistance R 110, R 110Another termination infraluminescence pipe PD 1, PD 1Another termination power ground;
Single-chip microcomputer IC 1The pulse of the 2nd pin output certain frequency through resistance R 110Make infraluminescence pipe PD after the current limliting 1Send the infrared output of certain frequency; When pot, this red meal light is through the reflection of pot body, integrated receiver IC 4Receive, from IC 4The 2nd pin output pulse signal through diode D 1Rectification, capacitor C 102Filtering, and resistance R 106Send not gate to carry out the integer output low level behind the discharge loop again through IC 3Anti-phase back output high level is through single-chip microcomputer IC 1The 20th pin, by single-chip microcomputer IC 1Gather and handle accordingly, when not having pot, this infrared light areflexia, integrated receiver IC 4No infrared light receives, IC 4The 2nd pin will export fixing high level through capacitor C 101Isolate, no current is to capacitor C 102Charging, capacitor C 102Through resistance R 106The input that makes not gate behind the discharge loop is low level not gate IC 3The output high level is again through IC 3Anti-phase back output low level is through single-chip microcomputer IC 1The 20th pin, by single-chip microcomputer IC 1Gather and handle accordingly.
Describedly wait to expand the infrared emission part: by resistance R 109, R 104Triode Q 2, infraluminescence pipe PD 2Form;
IC 1The 1st pin connecting resistance R 109, R 109Another termination triode Q 2B end, Q 2E end ground connection, Q 2C termination infraluminescence pipe PD 2, PD 2Other end connecting resistance R 104, R 1046 volts of positive supplies of another termination;
Single-chip microcomputer IC 11 pin output with the pulse output of the different frequency of software modulation through resistance R 109Make triode Q after the current limliting 2Intermittence or conducting, infraluminescence pipe PD 2To send and IC 1The infrared light output of 1 pin same frequency so that control the action of other equipment.
Described serial line interface part: by RS 232Converter IC 2, DB 9Core interface J 1, capacitor C 103, C 104, C1 05, C 106Form;
IC 1The 14th, 15 pin respectively with RS 232Converter IC 2The 13rd, 11 pin link to each other IC 2The 1st pin connect capacitor C 104, C 104Another termination IC 2The 3rd pin, IC 2The 4th pin connect capacitor C 10 3, C 103Another termination IC 2The 5th pin, IC 2The 2nd pin connect capacitor C 105, C 1056 volts of positive supplies of another termination, IC 2The 6th pin connect capacitor C 106, C 106Another termination power ground, IC 2The 16th pin meet 6 volts of positive supplies, IC 2The 15th pin meet power supply ground, IC 2The 12nd, 14 pin respectively with DB 9Core interface J 1The 2nd, 3 pin link to each other J 1The 7th, 5 pin connect power supply ground.
Described power unit: 220 volts of alternating currents are exported positive 6 volts of power supplys, positive 12 power supplys after the filtering of transformer step-down rectifier, positive 40 volts of power supplys and ground end, positive 6 volts of power supplys respectively with IC 1The 10th, 30 pin, IC 21 pin, IC 41 pin, IC 16The 1st pin, IC 5The 8th pin, IC 6The 8th pin;
Beneficial effect of the present invention is: by the scanning input of keyboard and the processing of corresponding key assignments, the output of video data and refreshing, the output level of the collection of temperature and calculation process control control corresponding end, the reception of serial data sends, the detection and the processing of sparking low-voltage signal, the detection and the processing of gas leakage, the output of speech frequency, the output of alarm signal, the output control of control section, the software decoding of infrared remote-controlled signal and the processing of corresponding signal, the emission control of infrared signal and do not have the scan process that pot detects input, the time-delay of software, the storage of timing function, functions such as the fuzzy control of large and small fire reach the purpose of drafting.
Description of drawings
Below in conjunction with the description of accompanying drawing, further describe intelligent gas-burning stove of the present invention to embodiment.
Fig. 1 is the general illustration of kitchen range of the present invention.
Fig. 2 is keyboard portion of the present invention, temperature survey part, phonological component, wait to expand infrared emission part and serial line interface partial circuit figure.
Fig. 3 is the present invention's test section circuit diagram that leaks gas.
Fig. 4 is the present invention's low pressure test section circuit diagram of striking sparks.
Fig. 5 is the infrared control receiving unit circuit diagram that shakes of the present invention.
Fig. 6 is an output control part circuit diagram of the present invention.
Fig. 7 is a display part of the present invention circuit diagram.
Fig. 8 is that the present invention does not have a pot test section circuit diagram.
Gas-cooker 1 among Fig. 1, pot frame 2, chain of command grillage 3, temperature sense head 4, gas leakage inductor 5.
Specific embodiment
Embodiment 1:
A gas-cooker (1) is arranged among Fig. 1, and gas-cooker (1) is provided with a pot frame (2), and pot frame (2) is provided with igniter by the front end of gas-cooker (1); The panel front end of gas-cooker (1) is provided with control panel (3), and the surface of control panel (3) is supervisory keyboard, display and shakes control reception inductor, control panel (3) inside; Computerized control system is installed; Also be provided with temperature sense head (4) and gas leakage inductor (5) on the panel of gas-cooker (1).The intelligent gas-burning stove schematic circuit is with single-chip microcomputer IC 1Be external 11 parts of core controller: keyboard circuit part, temperature survey part, phonological component, gas leakage detection, the detection of sparking low pressure, infrared remote control reception, output control part, display part, the functional unit of power unit is formed.
Keyboard circuit part: by micro controller IC 1, button S 1, S 2, S 3, S 4, S 5, S 6, S 7, S 8, S 9, S 10, S 11, S 12, S 13, S 14, S 15, S 16, resistance R 15, R 16, R 17, R 18Form;
IC 122 pin and button S 4, S 3, S 2, S 1An end link to each other S 4The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 3The other end of button and resistance R 17Link to each other R 17The other end and IC 127 pin link to each other S 2The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 1The other end of button and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other;
IC 123 pin and button S 8, S 7, S 6, S 5An end link to each other S 8The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 7The other end of button and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 6The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 5The other end of button and resistance R 15An end link to each other R 15The other end and IClR 29Pin links to each other;
IC 124 pin and button S 12, S 11, S 10, S 9An end link to each other S 12The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 11The other end of button and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 10The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 11The other end of switch and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other;
IC 125 pin and switch S 16, S 15, S 14, S 13An end link to each other S 16The other end of switch and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 15The other end of switch and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 14The other end of switch and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 11The other end of switch and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other:
Button S 1Be setting key, but setting-up time, temperature, and select the control button; Button S 2Be time key, the selection of can be used as the display mode conversion of time and clock, minute setting; Button S 3Be the temperature key, can be used as the conversion of temperature display mode and the setting of boiling temperature and select; Button S 4Be options button, can be used as the selection of job category; Button S 5Be the programming key, the setting that is available as timing working has S with the key that uses that matches with it 6Home key, S 7End key, S 8(S 12) acknowledgement key, S 10Increase key, S 11Reduce key; Button S 9Be start key, can be used for starting and regularly reach the function of manually cooking; Button S 13Be power key, can be used as the Kai Heguan of line power; Button S 14, S 15Be the large and small fire key, can control the size of another kitchen range top combustion gas; Button S 16Be Guan Huojian, can control the shutoff of another kitchen range top combustion gas.
Temperature survey part among Fig. 2: by microcontroller IC 1, amplifier IC 5, IC 6, thermistor RF 2, locator RF 1, RF 3, resistance R 30, R 31, R 32, electrochemical capacitor C 9, capacitor C 7, C 8Form;
Thermistor RF 2One end links to each other with power supply ground, the other end respectively with R 31, amplifier IC 5The 3rd pin link to each other R 31The other end link to each other with 6 volts of power supply ground; IC 5The 2nd pin respectively with IC 5The 1st pin, resistance R 30Link to each other R 30The other end and IC 6The 2nd pin link to each other; IC 6The 3rd pin respectively with locator RF 3The 1st pin, RF 1The 3rd pin link to each other RF 3The 2nd pin respectively with RF 3The 3rd pin, IC 6The 1st pin, IC 1The 33rd pin link to each other RF 1The 1st pin link to each other and to link to each other RF with power supply ground 1The 2nd pin and R 32Link to each other R 32The other end link to each other with 6 volts of power supplys;
Thermistor RF 2With resistance R 31Form bleeder circuit, RF 2With the also corresponding change of variation of temperature resistance, amplifier IC 5Carry out voltage follow and pass through R 30Send into amplifier IC 6Send single-chip microcomputer IC after carrying out adjusting at signal amplification and zero point 1Carry out A/D conversion and processing.
Phonological component among Fig. 2: by buzzer LS 1, triode Q 1, resistance R 28, R 29, R 101, LED 1Form;
IC 1The 34th pin and resistance R 28Link to each other R 28The other end and triode Q 1B end link to each other Q 1C end link to each other Q with 6 volts of power supplys 1E and buzzer LS 1Anode link to each other LS 1Negative electrode and resistance R 29Link to each other R 29The other end link to each other with power supply ground.IC 1The 3rd pin connecting resistance R 101, R 101Other end sending and receiving optical diode LED 1, LED 1Another termination power ground;
Single-chip microcomputer IC 1I/O mouth 34 pin output impulse level through resistance R 28Press system triode Q after the current limliting 1Conducting with end triode Q 1E end will produce the direct current signal of pulsing and flow through buzzer LS 1, buzzer will send and the corresponding sound of pulse frequency, if constant high level of 34 pin of single-chip microcomputer output or low level triode Q so 1The state that will be in permanent conducting or end makes the pulseless electric current of buzzer flow through and does not send sound, resistance R 29Play metering function.
Gas leakage among Fig. 3 detects: by amplifier IC 9, gas sensing resistance R 32, locator RF 4, resistance R 33, R 34, R 36, R 37, R 103Form;
Gas sensing resistance R 32Respectively with resistance R 34, R 36Link to each other 6 volts of power supplys of another termination, R 34Another termination power ground, R 36The other end and IC 9The 3rd pin link to each other IC 9The 2nd pin and resistance R 37Link to each other R 37The other end and potentiometer RF 4The 3rd pin link to each other RF 4The 1st pin and resistance R 103Link to each other R 103Another termination power ground, RF 4The 2nd pin and resistance R 33Link to each other R 336 volts of power supplys of another termination of R, IC 9The 1st pin and IC 1The 21st pin link to each other;
Gas sensing resistance R 32With resistance R 34Carry out dividing potential drop, voltage division signal is through resistance R 31Send amplifier IC 9Comparison input 3 pin, resistance R 33, RF 4, R 103Advancing dividing potential drop carries common comparative voltage and send amplifier IC 9The relatively input other end 2 pin, just often: IC 93 pin voltages be lower than 2 pin voltages, IC 91 pin output low level, the resistance of quick resistance will reduce IC as when gas leakage 93 pin voltages raise, when being higher than IC 92 pin the time IC 91 pin will export high level and give single-chip microcomputer IC 121 pin, unit will be gathered and handle this signal, locator RF 4Be in order to regulate the sensitivity that gas leakage detects.
Sparking low pressure among Fig. 4 detects: by amplifier IC 10, battery B 1, resistance R 41, R 42, R 43, R 44Form;
Battery B 1Positive pole and resistance R 44The other end and IC 10The 2nd phase link to each other IC 10The 3rd pin and resistance R 43Link to each other R 43The other end respectively with resistance R 41, R 42Link to each other R 42Other end ground connection, R 416 volts of positive supplies of another termination, IC 10The 1st phase meet IC 1The 16th pin;
Amplifier IC 10With resistance R 41, R 42, R 43, R 44And sparking dry cell B 1Constitute comparator, R 41, R 42Carrying out dividing potential drop provides comparison reference voltage, IC when cell voltage is lower than this reference voltage 10The 1st pin will export high level and send single-chip microcomputer IC 1, by single-chip microcomputer IC 1Carry out signals collecting and processing.
Infrared remote control among Fig. 5 receives: by infrared one receiver IC 16, capacitor C 100, resistance R 104Form;
Infrared integrated receiver IC 16The 2nd pin respectively with IC 117 pin, resistance R 104Link to each other R 1046 volts of positive supplies of another termination, capacitor C 100Another termination battery ground;
Infrared receiving terminal IC 16Receive modulated infrared signal through capacitor C 100Carry out sending after the filtering the middle fracture of single-chip microcomputer, single-chip microcomputer IC 1Red place signal is carried out pulsewidth calculating after demodulating corresponding key assignments, do respective handling.
Output control part among Fig. 6: by optocoupler IC 11, IC 12, IC 13, resistance R 25, R 19, R 26, R 27, R 23, R 24, triode Q 7, relay K 1, magnetic valve L 1, battery B 1, switch S 17, S 18, motor drive ic IC 14, motor M 1, sparking pulse generating circuit IC 15Form;
(1) left road igniting: IC 140 pin connecting resistance R 25, R 25The other end and optocoupler IC 11The 2nd pin link to each other IC 11The 1st pin meet 6 volts of power supplys, IC 11The 6th pin meet 12 volts of power supplys, IC 11The 5th pin connecting resistance R 19, R 19Another termination triode Q 7B end, Q 7C termination 12 power supplys, Q 7E relay termination electricity K 1Control end, K 1The other end ground connection of control, K 1Controlled end switch 1, one termination 12 power supplys, another termination magnetic valve L 1, L 1Other end ground connection, K 1Controlled end switch 2, one termination enclosure ground, another termination battery B 1Anode, B 1Negative terminal meet pulse firing generator IC 15Control end;
Optocoupler IC when 40 pin of single-chip microcomputer are exported high level 11The 2nd pin and the 1st pin no-voltage poor, the 5th pin of optocoupler makes triode Q with output low level 7End, relay K 1 disconnects magnetic valve L 1No current is closed combustion gas and is also made sparking drive chip IC simultaneously 15Power supply disconnect and not strike sparks;
Optocoupler IC when 40 pin output low levels of single-chip microcomputer 11The 2nd pin and the 1st pin conducting, the 5th pin of optocoupler will be exported high level and make triode Q 7Conducting, relay K 1Adhesive magnetic valve L 1There is electric current to flow through to close combustion gas also to make sparking drive chip IC simultaneously 15Power connection begin the sparking;
(2) left road big fire: IC 139 pin connecting resistance R 26, R 26Another termination optocoupler IC 12The 2nd pin, IC 13The 1st pin meet 6 volts of power supplys, IC 12The 6th pin meet 12 volts of power supplys, IC 12The 5th pin connecting resistance R 23, R 23Another termination switch S 17The 2nd pin and IC 14The 2nd pin link to each other S 17The 3rd pin ground connection, IC 14The 7th, 8 pin connect motor M respectively 1Input;
(3) the little fire in left road: IC 138 pin connecting resistance R 27, R 27Another termination optocoupler IC 13The 2nd pin, IC 13The 1st pin meet 6 volts of power supplys, IC 13The 6th pin connect 12 volts of power supplys, IC 13The 5th pin connecting resistance R 23, R 24Another termination switch S 13The 1st pin, S 18The 2nd pin meet IC 14The 3rd pin, S 18The 3rd pin ground connection;
As single-chip microcomputer IC 1The 38th pin output high level the time optocoupler IC 13The 2nd pin and the 1st pin no-voltage poor, the 5th pin of optocoupler send motor drive ic IC with output low level 14The 3rd step, motor attonity at this moment;
As single-chip microcomputer IC 1The 38th pin output low level the time optocoupler IC 13The 2nd pin and the 1st pin conducting, the 5th pin of optocoupler will be exported high level through current-limiting resistance R 24And switch S 18After send motor drive ic IC 14The 3rd pin, at this moment motor rotates when arriving maximum and will make switch S 18Disconnect IC 14The 3rd pin will be low level, motor stops.
(4) the right wing output control part is identical with each line of left road output control part.
Demonstration part among Fig. 7: by microprocessor IC 1, transformer T 1, VFD Connection Block J 2, resistance R 105, form;
IC 14,5,6,7,8 pin respectively with J 28,9,10,11,12 pin link to each other J 2The 1st pin connect the ground of power supply, J 2The 2nd, 3 pin respectively with transformer T 1Output link to each other J 2The 4th pin meet 6 volts of positive supplies, J 2The 5th pin meet 40 volts of positive supplies, J 2The 6th pin connecting resistance R 105, R 10540 volts of power supplys of another termination, transformer T 1Input termination 220 electric mains, T 1The centre tap of output connects power supply ground;
Single-chip microcomputer utilizes 4,5,6,7,8 pin serial inputoutput datas and control signal to drive interface J to VFD 2With control VFD content displayed and indication situation;
Infrared no pot among Fig. 8 detects partly: by integrated receiver IC 4, not gate IC 3, resistance R 106, R 107, R 110, capacitor C 101, C 102, diode D 1, infraluminescence pipe PD 1Form;
IC 4The 1st pin meet 6 volts of positive supplies, IC 4The 3rd pin meet power supply ground, IC 4The 2nd pin respectively with resistance R 107, capacitor C 101Link to each other R 107The other end link to each other C with 6 volts of positive supplies 101Another terminating diode D 1, D 1The other end respectively with resistance R 106, capacitor C 102, not gate IC 3The 4th pin meet IC 1The 20th pin.IC 3The 14th pin meet 6 volts of positive supplies, IC 3The 2nd pin and IC 3The 7th pin connect power supply ground.IC 1The 2nd pin connecting resistance R 110, R 110Another termination infraluminescence pipe PD 1, PD 1Another termination power ground;
Single-chip microcomputer IC 1The pulse of the 2nd pin output certain frequency through resistance R 110Make infraluminescence pipe PD after the current limliting 1Send the infrared output of certain frequency; When pot, this red meal light is through the reflection of pot body, integrated receiver IC 4Receive, from IC 4The 2nd pin output pulse signal through diode D 1Rectification, capacitor C 102Filtering, and resistance R 106Send not gate to carry out the integer output low level behind the discharge loop again through IC 3Anti-phase back output high level is through the 20th pin of single-chip microcomputer IC1, by single-chip microcomputer IC 1Gather and handle accordingly, when not having pot, this infrared light areflexia, integrated receiver IC 4No infrared light receives, IC 4The 2nd pin will export fixing high level through capacitor C 101Isolate, no current is to capacitor C 102Charging, capacitor C 102Through resistance R 106The input that makes not gate behind the discharge loop is low level not gate IC 3The output high level is again through IC 3Anti-phase back output low level is through single-chip microcomputer IC 1The 20th pin, by single-chip microcomputer IC 1Gather and handle accordingly.
Among the figure 2 wait expand the infrared emission part: by resistance R 109, R 104Triode Q 2, infraluminescence pipe PD 2Form;
IC 1The 1st pin connecting resistance R 109, R 109Another termination triode Q 2B end, Q 2E end ground connection, Q 2C termination infraluminescence pipe PD 2, PD 2Other end connecting resistance R 104, R 1046 volts of positive supplies of another termination;
Single-chip microcomputer IC 11 pin output with the pulse output of the different frequency of software modulation through resistance R 109Make triode Q after the current limliting 2Intermittently conducting, infraluminescence pipe PD 2To send and IC 1The infrared light output of 1 pin same frequency so that control the action of other equipment.
2 serial line interface part among the figure: by the RS232 converter IC 2, DB 9Core interface J 1, capacitor C 103, C 104, C 105, C 106Form;
IC 1The 14th, 15 pin respectively with level translator IC 2The 13rd, 11 pin link to each other IC 2The 1st pin connect capacitor C 104, C 104Another termination IC 2The 3rd pin, IC 2The 4th pin connect capacitor C 103, C 103Another termination IC 2The 5th pin, IC 2The 2nd pin connect capacitor C 105, C 1056 volts of positive supplies of another termination, IC 2The 6th pin connect capacitor C 106, C 106Another termination power ground, IC 2The 16th pin meet 6 volts of positive supplies, IC 2The 15th pin meet power supply ground, IC 2The 12nd, 14 pin respectively with DB 9Core interface J 1The 2nd, 3 pin link to each other J 1The 7th, 5 pin connect power supply ground.
Power unit: 220 volts of alternating currents are exported positive 6 volts of power supplys, positive 12 power supplys after the filtering of transformer step-down rectifier, positive 40 volts of power supplys and ground end, positive 6 volts of power supplys respectively with IC 1The 10th, 30 pin, IC 21 pin, IC 41 pin, IC 16The 1st pin, IC 5The 8th pin, IC 6The 8th pin;
Microprocessor is by single-chip microcomputer IC during work 1Main being responsible for: the scanning input of keyboard and the processing of corresponding key assignments, the output of video data and refreshing, the output level of the collection of temperature and calculation process control control corresponding end, the reception of serial data sends, the detection and the processing of sparking low-voltage signal, the detection and the processing of gas leakage, the output of speech frequency, the output of alarm signal, the output control of control section, the software decoding of infrared remote-controlled signal and the processing of corresponding signal, the emission control of infrared signal and do not have the scan process that pot detects input, the time-delay of software, the storage of timing function, functions such as the fuzzy control of large and small fire.

Claims (12)

1. intelligent gas-burning stove, it is characterized in that: the intelligent gas-burning stove schematic circuit is with single-chip microcomputer IC 1Be external 12 parts of core controller: keyboard circuit part, temperature survey part, phonological component, gas leakage detect, sparking low pressure detects, infrared remote control receives, put fire control fire output control part, display part, no pot test section, wait to expand infrared emission part, serial line interface part, and the functional unit of power unit is formed.
2. intelligent gas-burning stove according to claim 1 is characterized in that: described keyboard circuit part: by single-chip microcomputer IC 1, button S 1, S 2, S 3, S 4, S 5, S 6, S 7, S 8, S 9, S 10, S 11, S 12, S 13, S 14, S 15, S 16, resistance R 15, R 16, R 17, R 18Form;
IC 122 pin and button S 4, S 3, S 2, S 1An end link to each other S 4The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 3The other end of button and resistance R 17Link to each other R 17The other end and IC 127 pin link to each other S 2The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 1The other end of button and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other;
IC 123 pin and button S 8, S 7, S 6, S 5An end link to each other S 8The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 7The other end of button and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 6The other end of button and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 5The other end of button and resistance R 15An end link to each other R 15The other end and IC 1The R29 pin links to each other;
IC 124 pin and button S 12, S 11, S 10, S 9An end link to each other S 12The other end of button and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 11The other end of button and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 10The other end of button and resistance R 16An end link to each other R 16The other end and single-chip microcomputer IC 128 pin link to each other S 9The other end of switch and resistance R 15An end link to each other R 15The other end and IC 129 pin link to each other;
IC 125 pin and switch S 16, S 15, S 14, S 13An end link to each other S 16The other end of switch and resistance R 18An end link to each other R 18The other end and IC 126 pin link to each other S 15The other end of switch and resistance R 17An end link to each other R 17The other end and IC 127 pin link to each other S 14The other end of switch and resistance R 16An end link to each other R 18The other end and IC 128 pin link to each other S 13The other end of switch and resistance R 15An end link to each other;
Button S 1Be setting key, button S 2Be time key, button S 3Be the temperature key, button S 4Be options button, can be used as the selection of job category; Button S 5Be the programming key, the key that uses that matches with it has S 6Home key, S 7End key, S 8And S 12Be acknowledgement key, S 10Increase key, S 11Reduce key; Button S 9Be start key, button S 13Be power key, button S 14, S 15Be the large and small fire key, button S 16Be Guan Huojian.
3. intelligent gas-burning stove according to claim 1 is characterized in that: described temperature survey part: by microcontroller IC 1, amplifier IC 5, IC 6, thermistor RF 2, locator RF 1, RF 3, resistance R 30, R 31, R 32Form;
Thermistor RF 2One end links to each other with power supply ground, the other end respectively with R 31, amplifier IC 5The 3rd pin link to each other R 31The other end link to each other with 6 volts of power supply ground; IC 5The 2nd pin respectively with IC 5The 1st pin, resistance R 30Link to each other R 30The other end and IC 6The 2nd pin link to each other; IC 6The 3rd pin respectively with locator RF 3The 1st pin, RF 1The 3rd pin link to each other RF 3The 2nd pin respectively with RF 3The 3rd pin, IC 6The 1st pin, IC 1The 33rd pin link to each other RF 1The 2nd pin and R 32Link to each other R 32The other end link to each other with 6 volts of power supplys;
Thermistor RF 2With resistance R 31Form bleeder circuit, RF 2With the also corresponding change of variation of temperature resistance, amplifier IC 5Carry out voltage follow and pass through R 30Send into amplifier IC 6Send single-chip microcomputer IC after carrying out adjusting at signal amplification and zero point 1Carry out A/D conversion and processing.
4. intelligent gas-burning stove according to claim 1 is characterized in that: described phonological component: by buzzer LS 1, triode Q 1, resistance R 28, R 29, R 101, LED 1Form;
IC 1The 34th pin and resistance R 28Link to each other R 28The other end and triode Q 1B end link to each other Q 1C end link to each other Q with 6 volts of power supplys 1E end and buzzer LS 1Anode link to each other LS 1Negative electrode and resistance R 29Link to each other R 29The other end link to each other with power supply ground; IC 1The 3rd pin connecting resistance R 101, R 101Other end sending and receiving optical diode LED 1, LED 1Another termination power ground;
Single-chip microcomputer IC 1I/O mouth 34 pin output impulse level through resistance R 28Control triode Q after the current limliting 1Conducting with end triode Q 1E end will produce the direct current signal of pulsing and flow through buzzer LS 1, buzzer will send and the corresponding sound of pulse frequency, if constant high level of 34 pin of single-chip microcomputer output or low level triode Q so 1The state that will be in permanent conducting or end makes the pulseless electric current of buzzer flow through and does not send sound, resistance R 29Play metering function.
5. intelligent gas-burning stove according to claim 1 is characterized in that: described gas leakage detects: by amplifier IC 9, gas sensing resistance R 32, locator RF 4, resistance R 33, R 34, R 36, R 37, R 103Form;
Gas sensing resistance R 32Respectively with resistance R 34, R 36Link to each other 6 volts of power supplys of another termination, R 34Another termination power ground, R 36The other end and IC 9The 3rd pin link to each other IC 9The 2nd pin and resistance R 37Link to each other R 37The other end and potentiometer RF 4The 3rd pin link to each other RF 4The 1st pin and resistance R 103Link to each other R 103Another termination power ground, RF 4The 2nd pin and resistance R 33Link to each other R 336 volts of power supplys of another termination, IC 9The 1st pin and IC 1The 21st pin link to each other;
Gas sensing resistance R 32With resistance R 34Carry out dividing potential drop, voltage division signal is through resistance R 36Send amplifier IC 9Comparison input 3 pin, resistance R 33, RF 4, R 103Advancing dividing potential drop carries common comparative voltage and send amplifier IC 9The relatively input other end 2 pin, just often: IC 93 pin voltages be lower than 2 pin voltages, IC 91 pin output low level, the resistance of gas sensing resistance will reduce IC as when gas leakage 93 pin voltages raise, when being higher than IC 92 pin the time IC 91 pin will export high level and give single-chip microcomputer IC 121 pin, single-chip microcomputer will be gathered and handle this signal, locator RF 4Be in order to regulate the sensitivity that gas leakage detects.
6. intelligent gas-burning stove according to claim 1 is characterized in that: described sparking low pressure detects: by amplifier IC 10, resistance R 41, R 42, R 43, R 44Form;
IC 10The 3rd pin and resistance R 43Link to each other R 43The other end respectively with resistance R 41, R 42Link to each other R 42Other end ground connection, R 416 volts of positive supplies of another termination;
Amplifier IC 10With resistance R 41, R 42, R 43, R 44And sparking dry cell B 1Constitute comparator, R 41, R 42Carrying out dividing potential drop provides comparison reference voltage, IC when cell voltage is lower than this reference voltage 10The 1st pin will export high level and send single-chip microcomputer IC 1, by single-chip microcomputer IC 1Carry out signals collecting and processing.
7. intelligent gas-burning stove according to claim 1 is characterized in that: described infrared remote control receives: by infrared integrated receiver IC 16, capacitor C 100, resistance R 104Form;
Infrared integrated receiver IC 16The 2nd pin respectively with IC 117 pin, resistance R 104Link to each other R 1046 volts of positive supplies of another termination, capacitor C 100Another termination battery ground;
An infrared integrated reception IC 16Receive modulated infrared signal through capacitor C 100Carry out sending after the filtering the middle fracture of single-chip microcomputer, single-chip microcomputer IC 1Infrared signal is carried out pulsewidth calculating after demodulating corresponding key assignments, do respective handling.
8. intelligent gas-burning stove according to claim 1 is characterized in that: described output control part: by optocoupler IC 11, IC 12, IC 13, resistance R 25, R 19, R 26, R 27, R 23, R 24, triode Q 7, relay K 1, magnetic valve L 1, battery B 1, switch S 17, S 18, motor drive ic IC 14, motor M 1, sparking pulse generating circuit IC 15Form;
(1) left road igniting: IC 140 pin connecting resistance R 25, R 25The other end and optocoupler IC 11The 2nd pin link to each other IC 11The 1st pin meet 6 volts of power supplys, IC 11The 6th pin meet 12 volts of power supplys, IC 11The 5th pin connecting resistance R 19, R 19Another termination triode Q 7B end, K 1The other end of control is connected K with ground wire 1Controlled end switch 1, another termination magnetic valve L 1, L 1Other end ground connection, K 1Controlled end switch 2, one termination enclosure ground, another termination battery B 1Anode, B 1Negative terminal meet pulse firing generator IC 15Control end;
Optocoupler IC when 40 pin of single-chip microcomputer are exported high level 11The 2nd pin and the 1st pin no-voltage poor, the 5th pin of optocoupler makes triode Q with output low level 7End relay K 1Disconnect magnetic valve L 1No current is closed combustion gas and is also made sparking drive chip IC simultaneously 15Power supply disconnect and not strike sparks;
Optocoupler IC when 40 pin output low levels of single-chip microcomputer 11The 2nd pin and the 1st pin conducting, the 5th pin of optocoupler will be exported high level and make triode Q 7Conducting, relay K 1Adhesive magnetic valve L 1There is electric current to flow through to close combustion gas also to make sparking drive chip IC simultaneously 15Power connection begin the sparking;
(2) left road big fire: IC 139 pin connecting resistance R 26, R 26Another termination optocoupler IC 12The 2nd pin, IC 13The 1st pin meet 6 volts of power supplys, IC 12The 6th pin meet 12 volts of power supplys, IC 12The 5th pin connecting resistance R 23, R 23Another termination switch S 17The 2nd pin and motor drive ic IC 14The 2nd pin link to each other S 17The 3rd pin ground connection, IC 14The 7th, 8 pin connect motor M respectively 1Input;
(3) the little fire in left road: IC 138 pin connecting resistance R 27, R 27Another termination optocoupler IC 13The 2nd pin, IC 13The 1st pin meet 6 volts of power supplys, optocoupler IC 13The 5th pin connecting resistance R 24, resistance R 24Another termination switch S 18The 1st pin, S 18The 2nd pin meet IC 14The 3rd pin, S 18The 3rd pin ground connection;
As single-chip microcomputer IC 1The 38th pin output high level the time optocoupler IC 13The 2nd pin and the 1st pin no-voltage poor, the 5th pin of optocoupler is delivered to the driving chip IC with output low level 14The 3rd step, motor attonity at this moment;
Optocoupler IC when the 38th pin output low level of single-chip microcomputer IC1 13The 2nd pin and the 1st pin conducting, the 5th pin of optocoupler will be exported high level through current-limiting resistance R 24And switch S 18After send motor drive ic IC 14The 3rd pin, at this moment motor rotates when arriving maximum and will make switch S 18Disconnect, the 3rd pin of IC14 will be low level, and motor stops;
(4) the right wing output control part is identical with each line of left road output control part.
9. intelligent gas-burning stove according to claim 1 is characterized in that: described demonstration part: by microprocessor IC 1, transformer T 1, VFD Connection Block J 2, resistance R 105, form;
IC 14,5,6,7,8 pin respectively with J 28,9,10,11,12 pin link to each other J 2The 1st pin connect the ground of power supply, J 2The 2nd, 3 pin respectively with transformer T 1Output link to each other J 2The 4th pin meet 6 volts of positive supplies, J 2The 5th pin meet 40 volts of positive supplies, J 2The 6th pin connecting resistance R 105, R 10540 volts of power supplys of another termination, transformer T 1Input termination 220 electric mains, T 1The centre tap of output connects power supply ground:
Single-chip microcomputer IC 1Utilize 4,5,6,7,8 pin serial I/O data and control signal to drive interface J to VFD 2With control VFD content displayed and indication situation.
10. intelligent gas-burning stove according to claim 1 is characterized in that: described nothing pot detects partly; By integrated receiver IC 4, not gate IC 3, R 107, R 110, capacitor C 101, diode D 1, infraluminescence pipe PD 1Form;
IC 4The 1st pin meet 6 volts of positive supplies, IC 4The 3rd pin meet power supply ground, IC 4The 2nd pin respectively with resistance R 107, capacitor C 101Link to each other R 107The other end link to each other C with 6 volts of positive supplies 101Another terminating diode D 1, not gate IC 3The 4th pin meet IC 1The 20th pin; IC 3The 14th pin meet 6 volts of positive supplies, IC 3The 2nd pin and IC 3The 7th pin connect power supply ground; IC 1The 2nd pin connecting resistance R 110, R 110Another termination infraluminescence pipe PD 1, pD 1Another termination power ground;
Single-chip microcomputer IC 1The pulse of the 2nd pin output certain frequency through resistance R 110Make infraluminescence pipe PD after the current limliting 1Send the infrared output of certain frequency; When pot, this red meal light is through the reflection of pot body, integrated receiver IC 4Receive, from IC 4The 2nd pin output pulse signal through diode D 1Rectification, capacitor C 102Filtering, and resistance R 106Send not gate to carry out the integer output low level behind the discharge loop again through IC 3Anti-phase back output high level is through single-chip microcomputer IC 1The 20th pin, by single-chip microcomputer IC 1Gather and handle accordingly, when not having pot, this infrared light areflexia, integrated receiver IC 4No infrared light receives, IC 4The 2nd pin will export fixing high level through capacitor C 101Isolate, no current is to capacitor C 102Charging, capacitor C 102Through resistance R 106The input that makes not gate behind the discharge loop is low level not gate IC 3The output high level is again through IC 3Anti-phase back output low level is through single-chip microcomputer IC 1The 20th pin, by single-chip microcomputer IC 1Gather and handle accordingly.
11. intelligent gas-burning stove according to claim 1 is characterized in that: describedly wait to expand the infrared emission part: by resistance R 109, R 104Triode Q 2, infraluminescence pipe PD 2Form;
IC 1The 1st pin connecting resistance R 109, R 109Another termination triode Q 2B end, Q 2E end ground connection, Q 2C termination infraluminescence pipe PD 2, PD 2Other end connecting resistance R 104, R 1046 volts of positive supplies of another termination;
Single-chip microcomputer IC 11 pin output with the pulse output of the different frequency of software modulation through resistance R 109After current limliting, make triode Q 2Intermittence or conducting, infraluminescence pipe PD 2To send and IC 1The infrared light output of 1 pin same frequency so that control the action of other equipment.
12. intelligent gas-burning stove according to claim 1 is characterized in that: described serial line interface part: by RS 232Converter IC 2, DB 9Core interface J 1, capacitor C 103, C 104, C 105, C 106Form;
IC 1The 14th, 15 pin respectively with RS 232Converter IC 2The 13rd, 11 pin link to each other IC 2The 1st pin connect capacitor C 104, C 104Another termination IC 2The 3rd pin, IC 2The 4th pin connect capacitor C 103, C 103Another termination IC 2The 5th pin, IC 2The 2nd pin connect capacitor C 105, C 1056 volts of positive supplies of another termination, IC 2The 6th pin connect capacitor C 106, C 106Another termination power ground, IC 2The 16th pin meet 6 volts of positive supplies, IC 2The 15th pin meet power supply ground, IC 2The 12nd, 19 pin respectively with DB 9Core interface J 1The 2nd, 3 pin link to each other J 1The 7th, 5 pin connect power supply ground.
CN 02142347 2002-09-23 2002-09-23 Intelligent gas cooker Expired - Fee Related CN1280584C (en)

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CN 02142347 CN1280584C (en) 2002-09-23 2002-09-23 Intelligent gas cooker
PCT/CN2002/000881 WO2004027320A1 (en) 2002-09-23 2002-12-10 Intelligent range for gaseous fuel
AU2002354138A AU2002354138A1 (en) 2002-09-23 2002-12-10 Intelligent range for gaseous fuel

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CN101082425B (en) * 2006-05-31 2010-09-29 海尔集团公司 Intelligent gas combustion range
CN100552306C (en) * 2007-05-16 2009-10-21 深圳市拓邦电子科技股份有限公司 Be used to cook the intelligent menu electrically-controlled heating oven of heating
IT1399411B1 (en) * 2009-07-17 2013-04-16 Eltek Spa SAFETY DEVICE AGAINST FUEL GAS LEAKS FOR DOMESTIC APPLIANCES
CN104896534A (en) * 2015-06-23 2015-09-09 苏州和美电器科技有限公司 Intelligent integrated-kitchen mainboard control system
CN105318329B (en) * 2015-11-18 2018-09-07 梁觐和 A kind of infrared burner for gas cooker

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JPH0783442A (en) * 1993-09-14 1995-03-28 Tokyo Gas Co Ltd Safety device for gas range
CN2375885Y (en) * 1998-10-01 2000-04-26 叶玲 Full electronic control multifunctional gas range
CN1114793C (en) * 1999-01-28 2003-07-16 陈玉山 Computer gas stove

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