CN104006419A - Ignition controller powered by battery and used for gas stove - Google Patents
Ignition controller powered by battery and used for gas stove Download PDFInfo
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- CN104006419A CN104006419A CN201410281163.1A CN201410281163A CN104006419A CN 104006419 A CN104006419 A CN 104006419A CN 201410281163 A CN201410281163 A CN 201410281163A CN 104006419 A CN104006419 A CN 104006419A
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Abstract
An ignition controller powered by a battery and used for a gas stove comprises the battery, a direct-current power supply voltage boosting and stabilizing circuit and a single-chip microcomputer with an A/D interface. The input end of the direct-current power supply voltage boosting and stabilizing circuit is electrically connected with the positive electrode of the battery and the A/D interface of the single-chip microcomputer. The output end of the direct-current power supply voltage boosting and stabilizing circuit is connected with the input end of a power supply of the single-chip microcomputer. When the gas stove is in a non-ignition state and/or an electromagnetic valve is in a non-action state, the single-chip microcomputer drives an alarm circuit to work when detecting that the battery voltage is 0.7 to 0.8 time of the rated value of the battery voltage through the A/D interface. The ignition controller has the battery electricity quantity detection function; the ignition controller can send out a signal in time before the electricity of the battery is almost used up so that a user can prepare a new battery in advance; when the electricity of the existing battery is used up by the gas stove, the user can accurately judge the reason why the gas stove can not work and can replace the battery in time.
Description
Technical field
The present invention relates to gas kitchen ranges technical field, particularly a kind of battery powered gas-cooker ignition controller used.
Background technology
In existing gas kitchen ranges, only have only a few to adopt piezoelectric ceramics igniting, major part all adopts pulse firing absolutely, and requires to be provided with the safeguard protection of accident extinguishing shutoff combustion gas.Therefore, except the gas kitchen ranges of the fiery formula of piezoelectric ceramics electricity, the ignition controller of other gas kitchen ranges all needs Power supply, its Power supply mode can be divided into the power supply of mains-supplied, civil power step-down rectifier, the power supply of civil power step-down rectifier hold concurrently four kinds of powered battery and powered battery, and wherein household gas range is taking powered battery as main.
In existing battery powered gas-cooker, all be not provided with battery voltage detector, in user's use procedure, when cell voltage is reduced to can not work time, gas-cooker can not be worked suddenly, and user is except being caught unprepared, more can think that whole gas kitchen ranges breaks down, substantially can not expect it being that priming supply undertension is caused, thereby not understand replacing battery, and in fact user can not prepare battery ahead of time yet.According to market comprehensive survey, can not work and report fault by mistake because gas kitchen ranges battery electric quantity soon exhausts suddenly, account for 30%～50% of producer's repair a breakdown rate, cause the loss of very large human and material resources to gas kitchen ranges manufacturer, dealer and user.
In actual use, use the gas-cooker of powered battery igniting not all to be provided with the alarm device that battery voltage detection and battery electric quantity are about to exhaust, this does not have amount of fuel to indicate just like automobile, when garage is the same to exhausting suddenly fuel oil the brought consequence of casting anchor midway.But be showed no disclosure in the gas kitchen ranges of up to the present, lighting a fire at all employing battery impulses and relevant report.
Summary of the invention
The object of the present invention is to provide a kind of battery powered gas-cooker ignition controller used, this ignition controller has battery electric quantity measuring ability, when battery electric quantity approach exhaust before, can send early signal, make user prepare ahead of time new battery, in the time that the original battery electric quantity of gas-cooker exhausts, user can judge the inoperable reason of gas-cooker like clockwork, and can change in time battery.
Technical solution proposed by the invention is such:
A kind of battery powered gas-cooker ignition controller used, in this ignition controller, be provided with battery and the single-chip microcomputer with A/D mouth, the each relevant interface of this single-chip microcomputer respectively with the high-voltage pulse generating circuit of gas-cooker, flame detection circuit, driving circuit for electromagnetic valve, warning circuit is electrically connected, described high-voltage pulse generating circuit and burner ignition electrode are electrically connected, it is characterized in that: in described ignition controller, be also provided with dc source boost in voltage mu balanced circuit, the A/D mouth of this dc source boost in voltage mu balanced circuit input and anode and single-chip microcomputer is electrically connected, supply voltage voltage boosting and stabilizing circuit output is connected with microcontroller power supply input, at gas-cooker during in non-fired state and/or magnetic valve non-action status, single-chip microcomputer detects that by A/D mouth cell voltage drives warning circuit work while being 0.7～0.8 times of its rated value.
Described dc source boost in voltage stabilized circuit outputting voltage equals the rated voltage of this gas-cooker battery, is taken as 1.5V or 3V.Described warning circuit output is connected to alarm, and any one or more during this alarm is shown by buzzer, LED light emitting diode, liquid crystal symbol combines.
In the present invention, dc source boost in voltage mu balanced circuit adopts general DC boosting IC, using by battery as the boost in voltage of dc source input and be stabilized in the rated operational voltage value of single-chip microcomputer, being the working power of single-chip microcomputer, is also a reference value of battery voltage detection.When battery in use, voltage constantly declines, and cell voltage is converted to digital quantity through the A/D of single-chip microcomputer mouth by analog quantity, then compares with above-mentioned a reference value (having converted digital quantity to), in the time reaching default battery dump energy value, the action of MCU driving warning circuit.The voltage detecting while being chosen in normal work is as battery sampling voltage, because ignition controller is in the time lighting a fire and magnetic valve has the valve events of suction, the existence of the internal resistance of cell can make voltage instantaneous plummet, can not accurately reflect the dump energy of battery, thereby the voltage detecting under little current status while being chosen in normal work is as battery sampling voltage, when cell voltage drop to rated voltage 70%～80% (if two joints series connection 1.5V batteries are 2.1V～2.4V, one joint 1.5V battery is 1.05～1.2V) time, battery dump energy is between 3%～20%, the time that battery also can be worked is about 10～100 hours, now, warning circuit starts action, send alarm signal intermittently, user just can judge like clockwork gas-cooker and may quit work, and should prepare new dry cell and replace at any time.The load of warning circuit is the combination of sound or light and acousto-optic, and in the time that cell voltage drops to default dump energy, each time interval of reporting to the police is long, and voltage drop is more, and interval time is shorter; Also can select one regular time interval, so that user can be predicted, but do not think bother into degree.
Compared with prior art, the present invention has following remarkable result: gas combustion range ignition controller of the present invention is owing to being provided with battery voltage detector, when battery electric quantity approach exhaust before, can send early signal, make user prepare ahead of time new battery, when battery electric quantity exhausts, when gas-cooker can not be worked, user can judge the inoperable reason of gas-cooker like clockwork, and changes in time battery.So also can significantly reduce the maintenance ratio of the fellow sales company of factory of gas-cooker, save a large amount of manpower and materials; Meanwhile, battery can be changed with exhausting to electric weight, the use cost of both having saved user, also more environmental protection.Finally, it is worthy of note, solve the problems of the technologies described above adopted technological means very simple, increase production cost extremely cheap, really solved the long-term large problem that is perplexing gas-cooker producer and user.
Brief description of the drawings
Fig. 1 is the electrical block diagram of a kind of battery powered gas-cooker of one embodiment of the present of invention ignition controller used.
Detailed description of the invention
By embodiment below, the present invention is done further to illustrate in detail.
Shown in Figure 1, a kind of battery powered gas-cooker ignition controller used is by battery 1, dc source boost in voltage mu balanced circuit 2, single-chip microcomputer 6, warning circuit 7, alarm 8 forms, the each relevant interface of this single-chip microcomputer 6 respectively with the high-voltage pulse generating circuit 3 of gas-cooker, flame detection circuit 5, driving circuit for electromagnetic valve 9, warning circuit 7 is electrically connected, high-voltage pulse generating circuit 3 is electrically connected with burner ignition electrode 4, dc source boost in voltage mu balanced circuit 2 inputs and battery 1 A/D mouth 10 anodal and single-chip microcomputer 6 is electrically connected, supply voltage voltage boosting and stabilizing circuit 2 outputs are connected with single-chip microcomputer 6 power inputs.At gas-cooker, in non-fired state and/or magnetic valve during in non-action status, single-chip microcomputer drives warning circuit 7 to work while detecting 0.7～0.8 times that battery 1 voltage is its rated value by A/D mouth 10.
Supply voltage voltage boosting and stabilizing circuit 2 output voltages equal the rated voltage of this gas-cooker battery 1, get and generally select 1.5V or 3V.Warning circuit 7 outputs are connected to alarm 8, and any one or more during this alarm 8 is shown by buzzer, LED light emitting diode, liquid crystal symbol constitutes.
The present embodiment is the gas-cooker that blast tube self-priming valve is made two burners of main gas valve control, adopts the power supply of two joint series connection 1.5V dry cells as ignition controller.Dc source boost in voltage mu balanced circuit 2 adopts general DC boosting IC, its output voltage of voltage regulation is 3V, powers to single-chip microcomputer 6, and the minimum operating voltage 2.1V of this single-chip microcomputer 6, adopt 10 A/D conversions, in the time that ignition controller starts ignition operation, when self-priming valve adhesive and igniting, operating current is large, and the voltage pulsation amplitude of battery 1 is large, can not serve as sampling voltage, so after being chosen in gas-cooker and catching fire, when running current only has a few mA, battery 1 voltage detecting is only sampling voltage.When battery 1 voltage is lower than 2.3V, A/D mouth 10 total number of divisions are
In formula: V1 is alarm voltage, V0 is voltage of voltage regulation, and X is the total number of divisions of single-chip microcomputer 6
Now, single-chip microcomputer 6 drives warning circuit 7 to move, and 8 of alarms adopt buzzer warnings, sends duration and be the prompt tone of 0.5 second when beginning every 60 seconds, and when battery 1 voltage drop to time below 2.2V becomes, sent duration every 30 seconds be the prompt tone of 0.5 second.
Experiment showed, that its dump energy is below 15% in the time that 1.5V battery 1 voltage of two joint series connection drops to 2.3V in the time normally working.
Claims (3)
1. the ignition controller that battery powered gas-cooker is used, in this ignition controller, be provided with battery and the single-chip microcomputer with A/D mouth, the each relevant interface of this single-chip microcomputer respectively with the high-voltage pulse generating circuit of gas-cooker, flame detection circuit, driving circuit for electromagnetic valve, warning circuit is electrically connected, described high-voltage pulse generating circuit and burner ignition electrode are electrically connected, it is characterized in that: in described ignition controller, be also provided with dc source boost in voltage mu balanced circuit, the A/D mouth of this dc source boost in voltage mu balanced circuit input and anode and single-chip microcomputer is electrically connected, supply voltage voltage boosting and stabilizing circuit output is connected with microcontroller power supply input, at gas-cooker, in non-fired state and/or magnetic valve during in non-action status, single-chip microcomputer detects that by A/D mouth cell voltage drives warning circuit work while being 0.7～0.8 times of its rated value.
2. battery powered gas-cooker according to claim 1 ignition controller used, is characterized in that: described dc source boost in voltage stabilized circuit outputting voltage equals the rated voltage of this gas-cooker battery, is taken as 1.5V or 3V.
3. battery powered gas-cooker according to claim 1 ignition controller used, it is characterized in that: described warning circuit output is connected to alarm, any one or more during this alarm is shown by buzzer, LED light emitting diode, liquid crystal symbol constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410281163.1A CN104006419A (en) | 2014-06-20 | 2014-06-20 | Ignition controller powered by battery and used for gas stove |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410281163.1A CN104006419A (en) | 2014-06-20 | 2014-06-20 | Ignition controller powered by battery and used for gas stove |
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| CN104006419A true CN104006419A (en) | 2014-08-27 |
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| CN201410281163.1A Pending CN104006419A (en) | 2014-06-20 | 2014-06-20 | Ignition controller powered by battery and used for gas stove |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266232A (en) * | 2014-10-09 | 2015-01-07 | 潘兆铿 | Ignition controller for gas stove powered by battery with power energy conservation |
| WO2017084436A1 (en) * | 2015-11-17 | 2017-05-26 | 广东美的厨房电器制造有限公司 | Capacity detection circuit and gas stove |
| CN108180511A (en) * | 2018-01-31 | 2018-06-19 | 佛山市云米电器科技有限公司 | A kind of gas kitchen ranges electricity display alarm system |
| CN111434989A (en) * | 2019-01-15 | 2020-07-21 | 林内株式会社 | Communication system and external terminal |
| CN111520742A (en) * | 2020-04-30 | 2020-08-11 | 华帝股份有限公司 | Pulse ignition compensation circuit and control method thereof |
| CN111609429A (en) * | 2020-05-09 | 2020-09-01 | 华帝股份有限公司 | Electromagnetic valve electricity-saving control system and method for kitchen range and gas stove |
| CN112013425A (en) * | 2019-05-30 | 2020-12-01 | 宁波方太厨具有限公司 | Electric quantity detection method and detection system for gas cooker |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266232A (en) * | 2014-10-09 | 2015-01-07 | 潘兆铿 | Ignition controller for gas stove powered by battery with power energy conservation |
| WO2017084436A1 (en) * | 2015-11-17 | 2017-05-26 | 广东美的厨房电器制造有限公司 | Capacity detection circuit and gas stove |
| CN108180511A (en) * | 2018-01-31 | 2018-06-19 | 佛山市云米电器科技有限公司 | A kind of gas kitchen ranges electricity display alarm system |
| CN111434989A (en) * | 2019-01-15 | 2020-07-21 | 林内株式会社 | Communication system and external terminal |
| CN112013425A (en) * | 2019-05-30 | 2020-12-01 | 宁波方太厨具有限公司 | Electric quantity detection method and detection system for gas cooker |
| CN112013425B (en) * | 2019-05-30 | 2021-12-03 | 宁波方太厨具有限公司 | Electric quantity detection method and detection system for gas cooker |
| CN111520742A (en) * | 2020-04-30 | 2020-08-11 | 华帝股份有限公司 | Pulse ignition compensation circuit and control method thereof |
| CN111520742B (en) * | 2020-04-30 | 2023-08-25 | 华帝股份有限公司 | Pulse ignition compensation circuit and control method thereof |
| CN111609429A (en) * | 2020-05-09 | 2020-09-01 | 华帝股份有限公司 | Electromagnetic valve electricity-saving control system and method for kitchen range and gas stove |
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Application publication date: 20140827 |
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