CN105972646A - Gas stove control circuit - Google Patents

Gas stove control circuit Download PDF

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Publication number
CN105972646A
CN105972646A CN201610354932.5A CN201610354932A CN105972646A CN 105972646 A CN105972646 A CN 105972646A CN 201610354932 A CN201610354932 A CN 201610354932A CN 105972646 A CN105972646 A CN 105972646A
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CN
China
Prior art keywords
feet
circuit
resistance
chip microcomputer
electric capacity
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Granted
Application number
CN201610354932.5A
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Chinese (zh)
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CN105972646B (en
Inventor
邓建刚
熊阳
邹成武
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Jiangxi Normal University
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Jiangxi Normal University
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Priority to CN201610354932.5A priority Critical patent/CN105972646B/en
Publication of CN105972646A publication Critical patent/CN105972646A/en
Application granted granted Critical
Publication of CN105972646B publication Critical patent/CN105972646B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00Stoves or ranges for gaseous fuels
    • F24C3/12Arrangement or mounting of control or safety devices
    • F24C3/126Arrangement 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)
  • Emergency Alarm Devices (AREA)
  • Fire Alarms (AREA)

Abstract

The invention provides a gas stove control circuit which is composed of a single chip microcomputer control circuit, an ignition circuit and an alarming circuit. The single chip microcomputer control circuit is used for controlling output signals, the ignition circuit is used for igniting a gas stove, and the alarming circuit is used for conducting light-emitting reminding and horn alarming when the gas stove works abnormally. The single chip microcomputer control circuit controls the ignition circuit and alarming. After the gas stove control circuit works, the gas stove is normally ignited, and a green light emitting diode flickers and gives out light. When the gas stove works abnormally, a red light emitting diode is lighted and a horn makes sounds for alarming.

Description

A kind of gas-cooker control circuit
Technical field
The present invention relates to a kind of intelligent gas-burning stove control circuit, be mainly used in Based Intelligent Control and the operation of gas-cooker, belong to gas-cooker intelligent control technology category.
Background technology
At present, the gas-cooker of a lot of domestic is all the igniting of Manual mechanical, and some gas-cooker extinguishes if fire because of certain reason does not reports to the police, and causes the accident leading to fire, the most then burn out cooker, heavy then cause burning of the whole series house.So for property and the life security of protecting people; avoid this dangerous sounding and to allow fire control be bud; this intelligent gas-burning stove control circuit then can carry out Intelligent Measurement warning when gas-cooker non-normal working and glow; remind people again to light a fire or close the emergency measures such as gas source in time, the most effectively avoiding the generation of some danger.
Summary of the invention
It is an object of the invention to provide a kind of intelligent gas-burning stove control circuit.
The technical scheme is that described gas-cooker control circuit includes: single chip machine controlling circuit, firing circuit and warning circuit;
Described single chip machine controlling circuit is: this circuit 51 series monolithic U1 with model as P89C51X2BN are as core, one branch road of 9 feet connects the resistance R1 of 10K, resistance R1 meets No. 2 ground end GND2, the electric capacity C3 of another branch road 10uF, also having a branch road to connect touch panel switch S1, three is in parallel, is eventually connected to the power supply VCC2 of+5V, this part is reset circuit, plays the effect of reset.The 18 of single-chip microcomputer U1,19 feet connect electric capacity C1, C2 of 30pF respectively, between be connected with the crystal oscillator Y1 of 12MHZ, be then attached to ground No. 3 ground end GND3, this part is start-oscillation circuit, single-chip microcomputer U1 plays the effect of starting of oscillation, it is ensured that starting working of single-chip microcomputer.40 feet meet the power supply VCC1 of+5V, and 20 feet meet No. 1 ground end GND1, and single-chip microcomputer U1 is played the effect of power supply by power supply.Temperature sensor U2 connects 1 foot and 2 feet of single-chip microcomputer U1.The 3 foot junction point ignition circuits of single-chip microcomputer U1,4 feet connect warning circuit.The control circuit of single-chip microcomputer is made according to the situation of input signal and firing circuit and warning circuit is provided low and high level signal and controlled it.
Described firing circuit is: the signal of single-chip microcomputer U1 output connects 4 feet of intervalometer U3, whether starts working intervalometer and plays the effect of control.7 feet of intervalometer U3 and 8 feet connect the power supply VCC4 of+5V, and 1 foot meets No. 5 ground end GND5.6 feet and 2 feet of intervalometer U3 link together, and constitute multivibrator.Its 6 foot and 2 feet connect the electric capacity C4 of 100uF, the upper end of the lower termination of electric capacity C4 4 ground end GND4, electric capacity C4 connects the resistance R4 of 5K ohm, connects the resistance R3 of 5K ohm above resistance R4, connect the resistance R2 of 5K ohm above resistance R3, above resistance R2, connect the power supply VCC3 of+5V.3 feet of intervalometer U3 are output signal, the signal of output is through the resistance R5 of 120 ohm, the base stage of resistance R5 connecting triode Q1, the emitter stage of audion Q1 connects a green LED D1, the colelctor electrode junction point firearm U4 of audion Q1, lighter U4 is connected with the electric capacity C5 of 0.22uF again, electric capacity C5 and green LED again together with meet No. 5 ground end GND5.
Described warning circuit is: the output signal of 4 feet coming from single-chip microcomputer U1 is connected with the red light emitting diodes D2 in warning circuit.Red light emitting diodes D2 is connected with the base stage of audion Q2, and the colelctor electrode of audion Q2 connects+5V power supply VCC5, and emitter stage connects the resistance R6, resistance R6 of 510 ohm and meets No. 6 ground end GND6 again, and emitter stage is simultaneously connected with the electric capacity C6 of 100uf.The other end of electric capacity C6 connects another termination 7 ground end GND7 of the loudspeaker Speaker, loudspeaker Speaker of 8 ohm.
Beneficial effects of the present invention: after circuit work, gas-cooker normal ignition, green LED flashing.Gas-cooker irregular working, red light emitting diodes is bright and sound horn is reported to the police.
Accompanying drawing explanation
Fig. 1 is single chip machine controlling circuit;
In figure, U1 (P89C51X2BN): single-chip microcomputer;U2: temperature sensor;The crystal oscillator of Y1:12M;The electric capacity of C1, C2:30pF;The resistance of R1:10K;S1: touch panel switch;The power supply of VCC1, VCC2:+5V;GND1, GND2, GND3: ground end;
Fig. 2 is firing circuit figure;
In figure, U3 (LM555CN): intervalometer;Q1 (2N3904): NPN type triode;U4: lighter;The resistance of R2, R3, R4:5K;The resistance of R5:120 ohm;The electric capacity of C4:100uF;The electric capacity of C5:0.22uF;D1 (LED1): green LED;The power supply of VCC3, VCC4:+5V;GND4, GND5: ground end;
Fig. 3 is warning circuit figure;
In figure, D2 (LED2): red light emitting diodes;Q2 (2N3904): NPN type triode;R6:510 ohmage;Speaker: loudspeaker;The power supply of VCC5:+5V;GND6, GND7: ground end.
Detailed description of the invention
Embodiment 1. touch panel switch S1 closes, and this intelligent gas-burning stove circuit enters duty.First, under the effect of start-oscillation circuit, the single-chip microcomputer U1 in single chip machine controlling circuit starts working according to program.The 3 foot output high level of single-chip microcomputer U1,4 feet of the high level of 3 foot outputs intervalometer U3 in firing circuit.4 feet of intervalometer U3 are once high level, and intervalometer U3 starts working, the square wave of its 3 foot output height.Now intervalometer U3 links together because of 6 feet and 2 feet, so constituting multivibrator, depending on its cycle of oscillation is by resistance R2, R3, R4 and electric capacity C4.The 3 feet output high level of intervalometer U3 are through resistance R5, and then electric current is amplified through audion Q1, and after amplification, lighter U4 starts to light combustion gas, and the audion Q1 simultaneously turned on makes the green diode D1 that gives out light start flashing.After combustion gas is lighted, the temperature sensor U2 in single chip machine controlling circuit detects temperature, and signal feeding the single-chip microcomputer U1, single-chip microcomputer U1 of detection are then in its 4 foot output low level, and low level then can not drive warning circuit, so loudspeaker are not reported to the police, gas-cooker the most normally works.
Embodiment 2. touch panel switch S1 closes, and this intelligent gas-burning stove circuit enters duty.Under certain reason, lighter is not lighted combustion gas or causes fire extinguishing for QI-insufficiency etc..In this case, the temperature sensor U2 in single chip machine controlling circuit then can't detect temperature, and if can't detect temperature, signal is then sent into single-chip microcomputer U1 by temperature sensor U2.Single-chip microcomputer U1 then exports high level at its 4 foot, the high level of output red light emitting diodes D2 in warning circuit, red light emitting diodes D2 sends HONGGUANG, and then current signal amplifies through audion Q2, and the signal after amplification is reported to the police through loudspeaker Speaker.Send HONGGUANG and loudspeaker are reported to the police and represented gas-cooker irregular working, user thus can be reminded again to light a fire or close fuel gas source.

Claims (1)

1. a gas-cooker control circuit, it is characterised in that: described gas-cooker control circuit includes single chip machine controlling circuit, firing circuit and warning circuit;
Described single chip machine controlling circuit is: this circuit 51 series monolithic U1 with model as P89C51X2BN are as core, one branch road of 9 feet connects the resistance R1 of 10K, resistance R1 meets No. 2 ground end GND2, the electric capacity C3 of another branch road 10uF, also having a branch road to connect touch panel switch S1, three is in parallel, is eventually connected to the power supply VCC2 of+5V, this part is reset circuit, plays the effect of reset;The 18 of single-chip microcomputer U1,19 feet connect electric capacity C1, C2 of 30pF respectively, between be connected with the crystal oscillator Y1 of 12MHZ, be then attached to ground No. 3 ground end GND3, this part is start-oscillation circuit, single-chip microcomputer U1 plays the effect of starting of oscillation, it is ensured that starting working of single-chip microcomputer;40 feet meet the power supply VCC1 of+5V, and 20 feet meet No. 1 ground end GND1, and single-chip microcomputer U1 is played the effect of power supply by power supply;Temperature sensor U2 connects 1 foot and 2 feet of single-chip microcomputer U1;The 3 foot junction point ignition circuits of single-chip microcomputer U1,4 feet connect warning circuit;The control circuit of single-chip microcomputer is made according to the situation of input signal and firing circuit and warning circuit is provided low and high level signal and controlled it;
Described firing circuit is: the signal of single-chip microcomputer U1 output connects 4 feet of intervalometer U3, whether starts working intervalometer and plays the effect of control;7 feet of intervalometer U3 and 8 feet connect the power supply VCC4 of+5V, and 1 foot meets No. 5 ground end GND5;6 feet and 2 feet of intervalometer U3 link together, and constitute multivibrator;Its 6 foot and 2 feet connect the electric capacity C4 of 100uF, the upper end of the lower termination of electric capacity C4 4 ground end GND4, electric capacity C4 connects the resistance R4 of 5K ohm, connects the resistance R3 of 5K ohm above resistance R4, connect the resistance R2 of 5K ohm above resistance R3, above resistance R2, connect the power supply VCC3 of+5V;3 feet of intervalometer U3 are output signal, the signal of output is through the resistance R5 of 120 ohm, the base stage of resistance R5 connecting triode Q1, the emitter stage of audion Q1 connects a green LED D1, the colelctor electrode junction point firearm U4 of audion Q1, lighter U4 is connected with the electric capacity C5 of 0.22uF again, electric capacity C5 and green LED again together with meet No. 5 ground end GND5;
Described warning circuit is: the output signal of 4 feet coming from single-chip microcomputer U1 is connected with the red light emitting diodes D2 in warning circuit;Red light emitting diodes D2 is connected with the base stage of audion Q2, and the colelctor electrode of audion Q2 connects+5V power supply VCC5, and emitter stage connects the resistance R6, resistance R6 of 510 ohm and meets No. 6 ground end GND6 again, and emitter stage is simultaneously connected with the electric capacity C6 of 100uf;The other end of electric capacity C6 connects another termination 7 ground end GND7 of the loudspeaker Speaker, loudspeaker Speaker of 8 ohm.
CN201610354932.5A 2016-05-26 2016-05-26 A kind of gas-cooker controls circuit Expired - Fee Related CN105972646B (en)

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CN201610354932.5A CN105972646B (en) 2016-05-26 2016-05-26 A kind of gas-cooker controls circuit

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Application Number Priority Date Filing Date Title
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CN105972646B CN105972646B (en) 2017-11-07

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2286838Y (en) * 1996-12-27 1998-07-29 交通部广州信息技术研究所 Microcomputer controller for gas range
CN2589835Y (en) * 2002-09-23 2003-12-03 陈力 Itelligent kitchen range
CN200940870Y (en) * 2006-01-09 2007-08-29 王永福 Intelligence gas cooker with refuse
CN101338913A (en) * 2008-08-08 2009-01-07 浙江新涛电子机械股份有限公司 Electronic and intelligentized type gas range
CN101382303A (en) * 2007-09-07 2009-03-11 海尔集团公司 Control device preventing dry fry for household gas kitchen range
KR20110121908A (en) * 2010-05-03 2011-11-09 박명선 The controller for chinese range
CN102287857A (en) * 2011-06-23 2011-12-21 王润辉 Gas flameout warning device
CN102767850A (en) * 2012-08-13 2012-11-07 王永队 Intelligent safety control device for household gas cooker
CN203478359U (en) * 2013-08-28 2014-03-12 浙江新涛电子科技有限公司 Timing flameout control device of gas stove
US9030319B1 (en) * 2007-02-26 2015-05-12 Michael Leroy Haynes Digital electronic system for automatic shut off and turn on of electrical and gas operated appliances
CN204901853U (en) * 2015-06-15 2015-12-23 宁波方太厨具有限公司 Gas cooking utensils with temperature warning
CN205641025U (en) * 2016-05-26 2016-10-12 江西师范大学 Gas -cooker control circuit

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2286838Y (en) * 1996-12-27 1998-07-29 交通部广州信息技术研究所 Microcomputer controller for gas range
CN2589835Y (en) * 2002-09-23 2003-12-03 陈力 Itelligent kitchen range
CN200940870Y (en) * 2006-01-09 2007-08-29 王永福 Intelligence gas cooker with refuse
US9030319B1 (en) * 2007-02-26 2015-05-12 Michael Leroy Haynes Digital electronic system for automatic shut off and turn on of electrical and gas operated appliances
CN101382303A (en) * 2007-09-07 2009-03-11 海尔集团公司 Control device preventing dry fry for household gas kitchen range
CN101338913A (en) * 2008-08-08 2009-01-07 浙江新涛电子机械股份有限公司 Electronic and intelligentized type gas range
KR20110121908A (en) * 2010-05-03 2011-11-09 박명선 The controller for chinese range
CN102287857A (en) * 2011-06-23 2011-12-21 王润辉 Gas flameout warning device
CN102767850A (en) * 2012-08-13 2012-11-07 王永队 Intelligent safety control device for household gas cooker
CN203478359U (en) * 2013-08-28 2014-03-12 浙江新涛电子科技有限公司 Timing flameout control device of gas stove
CN204901853U (en) * 2015-06-15 2015-12-23 宁波方太厨具有限公司 Gas cooking utensils with temperature warning
CN205641025U (en) * 2016-05-26 2016-10-12 江西师范大学 Gas -cooker control circuit

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Granted publication date: 20171107

Termination date: 20190526