CN100489400C - Gas appliance circuit capable of automatically prompting for power shortage - Google Patents
Gas appliance circuit capable of automatically prompting for power shortage Download PDFInfo
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- CN100489400C CN100489400C CNB200610052276XA CN200610052276A CN100489400C CN 100489400 C CN100489400 C CN 100489400C CN B200610052276X A CNB200610052276X A CN B200610052276XA CN 200610052276 A CN200610052276 A CN 200610052276A CN 100489400 C CN100489400 C CN 100489400C
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Abstract
The invention relates to a circuit which can automatically prompt when the electric quantity of battery used in combustion tools is not enough, wherein the invention is characterized in that: the invention comprises a delay control circuit powered by the battery, while its input is connected to the ignite trigger output of igniter of combustion tools, to continuously output high-voltage signal in some time after igniting and closing; a voltage checking circuit whose input is connected to the output of delay circuit, while its output will output low-voltage signal when the voltage signal of input is over low; and an alarm prompt circuit whose input is connected to the output of delay control circuit and output is connected to the output of voltage checking circuit, while it can control the alarm element when the output obtains low-voltage signal. With said invention, the circuit will continuously alarm for seconds when the ignite switch is connected and the electric quantity is low.
Description
Technical field
The present invention relates to the control circuit on a kind of gas appliance, particularly use kitchen range for the family expenses that adopt battery powered pulse igniter igniting, its battery electric quantity is not enough so that the circuit that can remind automatically when lighting a fire successfully.
Background technology
In recent years, high-voltage pulse arc ignition technology is adopted widely in the gas-cooker field, its power supply is supplied with the general battery mode that adopts, because battery is easily to consume parts, in use for some time, battery electric quantity can reduce, so that igniting is unsuccessful, but because most of users have got used to traditional piezoelectric ceramic ignitor formula gas-cooker, ignored and also be provided with battery in the gas-cooker, battery is not enough to need to change this fact, therefore, when using up, battery electric quantity causes lighting a fire when unsuccessful, most users think other faults of gas-cooker, and do not know only just can solve by more renewing battery, so can directly resort to the after-sale service of gas-cooker manufacturer, this phenomenon is not only made troubles to the user, also increased originally unnecessary after-sale service simultaneously, thereby brought a large number of unnecessary after-sale service spending to manufacturer.Therefore, if the control circuit of gas-cooker can be reminded when battery electric quantity is not enough automatically, just can make the user recognize the real causes of fault immediately, thereby in time solve fault by more renewing battery.
Same problem also occurs in gas heater etc., and other adopt on the gas appliance of high-voltage pulse arc ignition technology.
Summary of the invention
The circuit that can remind automatically when technical problem to be solved by this invention is the battery electric quantity deficiency that provides at above-mentioned prior art present situation on a kind of gas appliance.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: the circuit that can remind automatically when the battery electric quantity on a kind of gas appliance is not enough includes:
Delay control circuit, its power supply is taken from the battery on the gas appliance, the igniting of the igniter on described delay control circuit input and the gas appliance triggers output and links to each other, and exports high level signal at the output of described delay control circuit constantly when igniter light a fire and in a period of time after closing of lighting a fire;
Voltage detecting circuit, its input links to each other with the output of delay control circuit, and crosses when low the output output low level signal of described voltage detecting circuit in the level signal of described voltage detecting circuit input;
The warning reminding circuit, its input links to each other with the output of delay control circuit, described warning reminding circuit control end links to each other with the output of voltage detecting circuit, and when the control end of described warning reminding circuit obtains low level signal, control alarm element action wherein;
It is characterized in that: described delay control circuit comprises first inductance (L1), second inductance (L2), diode (D1), first resistance (R1), first electric capacity (C1), NPN type first triode (Q1) and positive-negative-positive second triode (Q2), wherein an end of first inductance (L1) respectively with gas appliance on anode link to each other with igniter positive terminal on the gas appliance, the other end of first inductance (L1) links to each other with the emitter stage of second triode (Q2), one end of second inductance (L2) is as the input of whole delay control circuit, triggering output with the igniting of igniter on the gas appliance links to each other, the other end of second inductance (L2) is through diode (D1), second resistance (R2) connects the base stage of first triode (Q1), first resistance then in parallel (R1) and first electric capacity (C1) constitute the charging timing circuit between the negative electrode of diode (D1) and the ground, the grounded emitter of first triode (Q1), the colelctor electrode of first triode (Q1) connects the base stage of second triode (Q2) through the 4th resistance (R4), link to each other by the 3rd resistance (R3) between the base stage of second triode (Q2) and the emitter stage, the colelctor electrode of second triode (Q2) is promptly as the output of whole delay control circuit.
Described voltage detecting circuit comprises the 3rd inductance (L3), the 9th resistance (R9), Zener diode (Z1), the 4th triode (Q4), the 5th triode (Q5) and the 6th triode (Q6), wherein an end of the 3rd inductance (L3) links to each other with the colelctor electrode of second triode (Q2), input as whole voltage detecting circuit, the other end one tunnel of the 3rd inductance (L3) connects the negative electrode of Zener diode (Z1) through the 9th resistance (R9), another Lu Jingdi eight resistance (R8) connect the colelctor electrode of the 6th triode (Q6), the anode of Zener diode (Z1) connects the base stage of the 6th triode (Q6) through the tenth resistance (R10), the 11 resistance (R11) then is connected between the base stage and ground of the 6th triode (Q6), the grounded emitter of the 6th triode (Q6), the colelctor electrode one tunnel of the 6th triode (Q6) directly connects the base stage of the 5th triode (Q5), another Lu Jingdi eight resistance (R8), the 7th resistance (R7) connects the colelctor electrode of the 5th triode (Q5), the emitter stage of the 5th triode (Q5) connects the base stage of the 4th triode (Q4) through the 6th resistance (R6), the grounded emitter of the 4th triode (Q4), the colelctor electrode of the 4th triode (Q4) are promptly as the output of whole voltage detecting circuit;
Described warning reminding circuit comprises the 4th inductance (L4), positive-negative-positive the 3rd triode (Q3) and alarm element (BJ), the colelctor electrode of the 4th inductance (L4) termination second triode (Q2) wherein, input as whole warning reminding circuit, the emitter stage of another termination the 3rd triode (Q3) of the 4th inductance (L4), the positive pole of the colelctor electrode element taking alarm (BJ) of the 3rd triode (Q3), the minus earth of alarm element (BJ), the base stage of the 3rd triode (Q3) then is connected in series the 5th resistance (R5), as the control end of whole warning circuit, link to each other with the colelctor electrode of the 4th triode (Q4).
Described alarm element (BJ) can be the audible alarm element, as buzzer, can be the optics alarm element also, as LED, also can be the alarm element that other prior aries can adopt.
After gas appliance adopts the present invention, in case ignition switch connect, the igniting of igniter triggers output and just exports high level and the charging timing circuit of delay control circuit is charged, delay control circuit will reflect that the voltage signal of battery voltage level exports to voltage detecting circuit, it is low excessively that in a single day voltage detecting circuit detects incoming level, promptly control the warning reminding circuit working, report to the police, even and the igniting release of igniter, the charging timing circuit of delay control circuit also can continue to voltage detecting circuit and warning reminding circuit supply several seconds, continued to report to the police.Like this, just can in time notify the user more to renew battery, not only bring convenience, also reduce a large number of unnecessary after-sale service expense to manufacturer to the user.
Description of drawings
Fig. 1 is a circuit frame principle figure of the present invention.
Fig. 2 is the circuit theory diagrams of the embodiment of the invention one.
Fig. 3 is the circuit theory diagrams of the embodiment of the invention two
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
As shown in Figure 1 and Figure 2, be embodiments of the invention one, the circuit that can remind automatically when the battery electric quantity on this gas appliance is not enough includes:
Delay control circuit, its power supply is taken from the battery on the gas appliance, and the igniting of the igniter on described delay control circuit input and the gas appliance triggers output and links to each other;
Voltage detecting circuit, its input links to each other with the output of delay control circuit;
The warning reminding circuit, its input links to each other with the output of delay control circuit, and described warning reminding circuit control end links to each other with the output of voltage detecting circuit.
Described delay control circuit comprises first inductance L 1, second inductance L 2, diode D1, first resistance R 1, first capacitor C 1, NPN type first triode Q1 and the positive-negative-positive second triode Q2, wherein an end of first inductance L 1 respectively with gas appliance on anode link to each other with igniter positive terminal on the gas appliance, the other end of first inductance L 1 links to each other with the emitter stage of the second triode Q2, one end of second inductance L 2 is as the input of whole delay control circuit, triggering output with the igniting of igniter on the gas appliance links to each other, the other end of second inductance L 2 is through diode D1, second resistance R 2 connects the base stage of the first triode Q1, first resistance R 1 then in parallel and first capacitor C 1 constitute the charging timing circuit between the negative electrode of diode D1 and the ground, the grounded emitter of the first triode Q1, the colelctor electrode of the first triode Q1 connects the base stage of the second triode Q2 through the 4th resistance R 4, link to each other by the 3rd resistance R 3 between the base stage of the second triode Q2 and the emitter stage, the colelctor electrode of the second triode Q2 is promptly as the output of whole delay control circuit, and the resistance of described the 3rd resistance R 3 and the 4th resistance R 4 dividing potential drop ratio routinely is provided with, and can get R3 simply〉〉 R4;
Described voltage detecting circuit comprises the 3rd inductance L 3, the 9th resistance R 9, Zener diode Z1, the 4th triode Q4, the 5th triode Q5 and the 6th triode Q6, wherein an end of the 3rd inductance L 3 links to each other with the colelctor electrode of the second triode Q2, input as whole voltage detecting circuit, the other end one tunnel of the 3rd inductance L 3 connects the negative electrode of Zener diode Z1 through the 9th resistance R 9, another Lu Jingdi eight resistance R 8 connect the colelctor electrode of the 6th triode Q6, the anode of Zener diode Z1 connects the base stage of the 6th triode Q6 through the tenth resistance R 10,11 of the 11 resistance R are connected between the base stage and ground of the 6th triode Q6, wherein the resistance of the tenth resistance R 10 and the 11 resistance R 11 dividing potential drop ratio routinely is provided with, can get R11 simply〉〉 R10, the grounded emitter of the 6th triode Q6, the colelctor electrode one tunnel of the 6th triode Q6 directly connects the base stage of the 5th triode Q5, another Lu Jingdi eight resistance R 8, the 7th resistance R 7 connects the colelctor electrode of the 5th triode Q5, the emitter stage of the 5th triode Q5 connects the base stage of the 4th triode Q4 through the 6th resistance R 6, the grounded emitter of the 4th triode Q4, the colelctor electrode of the 4th triode Q4 are promptly as the output of whole voltage detecting circuit;
Described warning reminding circuit comprises the 4th inductance L 4, positive-negative-positive the 3rd triode Q3 and alarm element BJ, the colelctor electrode of a termination second triode Q2 of the 4th inductance L 4 wherein, input as whole warning reminding circuit, the emitter stage of another termination the 3rd triode Q3 of the 4th inductance L 4, the positive pole of the colelctor electrode of the 3rd triode Q3 element BJ taking alarm, the minus earth of alarm element BJ, the base stage of the 3rd triode Q3 then is connected in series the 5th resistance R 5, as the control end of whole warning circuit, link to each other with the colelctor electrode of the 4th triode Q4.
Described alarm element BJ can be the audible alarm element, as buzzer, can be the optics alarm element also, as LED, also can be the alarm element that other prior aries can adopt.
During work, as ignition switch K1, when K2 connects, the igniter igniting, it is cell voltage Vcc that the igniting of igniter triggers output output high level, through 2 filtering of second inductance L, the unidirectional conducting of diode D1 is handled, be defeated by by first resistance R 1, second resistance R 2, the RC delay circuit that first capacitor C 1 is formed, ignition switch K1, when K2 disconnects from being switched to, the RC delay circuit can be delayed time, and the several seconds, to keep the base stage of the first triode Q1 be high level, make the first triode Q1 conducting, at this moment, the current collection of the first triode Q1 is low level very, because the resistance of the 3rd resistance R 3 is greatly greater than the 4th resistance R 4 (be R3〉〉 R4), so the base stage of the second triode Q2 also is a low level, and the emitter stage of the second triode Q2 also obtains high level through first inductance L 1 from anode, so the second triode Q2 conducting, so cell voltage Vcc is through the 3rd inductance L 3,9 filtering of the 9th resistance R, current limliting is handled, and oppositely is added between Zener diode Z1 negative electrode and the anode;
When voltage vcc during greater than the breakdown voltage of Zener diode Z1, Zener diode Z1 conducting, this moment, the base stage of the 6th triode Q6 was a high level, and the colelctor electrode of the 6th triode Q6 obtains high level by the 8th resistance R 8 from the 3rd inductance L 3, therefore the 6th triode Q6 conducting, this moment the 6th triode Q6 current collection low level very, promptly the base stage of the 5th triode Q5 is a low level, the 5th triode Q5 ends, then the 4th triode Q4 is that low level is ended because of its base stage also, at this moment, the 3rd triode Q3 also ends, and buzzer BJ does not work;
When voltage vcc during less than the breakdown voltage of Zener diode Z1, Zener diode Z1 ends, this moment, the base stage of the 6th triode Q6 was a low level, the 6th triode Q6 ends, this moment, the base stage of the 5th triode Q5 obtained high level through the 8th resistance R 8 from the 3rd inductance L 3, the 5th triode Q5 conducting, so the base stage of the 4th triode Q4 obtains high level, the 4th triode Q4 conducting, so the base stage of the 3rd triode Q3 is a low level, the 3rd triode Q3 conducting, buzzer BJ work, warning remind the user need change battery.
When not working, K1, K2 disconnect, and igniter misfires, it is low-voltage that the igniting of igniter triggers output, and the first triode Q1 ends because of base voltage is low, at this moment, the second triode Q2 also ends because of base voltage is high, and follow-up voltage detecting circuit and warning reminding circuit are not all worked.
As shown in Figure 3, be embodiments of the invention two, replaced Zener diode Z1 with the special module V1 that low pressure detects, repeat no more with different only being of embodiment one.
Claims (4)
- The circuit that can remind automatically when 1, the battery electric quantity on a kind of gas appliance is not enough includes:Delay control circuit, its power supply is taken from the battery on the gas appliance, the igniting of the igniter on described delay control circuit input and the gas appliance triggers output and links to each other, and exports high level signal at the output of described delay control circuit constantly when igniter light a fire and in a period of time after closing of lighting a fire;Voltage detecting circuit, its input links to each other with the output of delay control circuit, and crosses when low the output output low level signal of described voltage detecting circuit in the level signal of described voltage detecting circuit input;The warning reminding circuit, its input links to each other with the output of delay control circuit, described warning reminding circuit control end links to each other with the output of voltage detecting circuit, and when the control end of described warning reminding circuit obtains low level signal, control alarm element action wherein;It is characterized in that: described delay control circuit comprises first inductance (L1), second inductance (L2), diode (D1), first resistance (R1), first electric capacity (C1), NPN type first triode (Q1) and positive-negative-positive second triode (Q2), wherein an end of first inductance (L1) respectively with gas appliance on anode link to each other with igniter positive terminal on the gas appliance, the other end of first inductance (L1) links to each other with the emitter stage of second triode (Q2), one end of second inductance (L2) is as the input of whole delay control circuit, triggering output with the igniting of igniter on the gas appliance links to each other, the other end of second inductance (L2) is through diode (D1), second resistance (R2) connects the base stage of first triode (Q1), first resistance then in parallel (R1) and first electric capacity (C1) constitute the charging timing circuit between the negative electrode of diode (D1) and the ground, the grounded emitter of first triode (Q1), the colelctor electrode of first triode (Q1) connects the base stage of second triode (Q2) through the 4th resistance (R4), link to each other by the 3rd resistance (R3) between the base stage of second triode (Q2) and the emitter stage, the colelctor electrode of second triode (Q2) is promptly as the output of whole delay control circuit.
- 2, the circuit that can remind automatically when the battery electric quantity on the gas appliance according to claim 1 is not enough, it is characterized in that: described voltage detecting circuit comprises the 3rd inductance (L3), the 9th resistance (R9), Zener diode (Z1), the 4th triode (Q4), the 5th triode (Q5) and the 6th triode (Q6), wherein an end of the 3rd inductance (L3) links to each other with the colelctor electrode of second triode (Q2), input as whole voltage detecting circuit, the other end one tunnel of the 3rd inductance (L3) connects the negative electrode of Zener diode (Z1) through the 9th resistance (R9), another Lu Jingdi eight resistance (R8) connect the colelctor electrode of the 6th triode (Q6), the anode of Zener diode (Z1) connects the base stage of the 6th triode (Q6) through the tenth resistance (R10), the 11 resistance (R11) then is connected between the base stage and ground of the 6th triode (Q6), the grounded emitter of the 6th triode (Q6), the colelctor electrode one tunnel of the 6th triode (Q6) directly connects the base stage of the 5th triode (Q5), another Lu Jingdi eight resistance (R8), the 7th resistance (R7) connects the colelctor electrode of the 5th triode (Q5), the emitter stage of the 5th triode (Q5) connects the base stage of the 4th triode (Q4) through the 6th resistance (R6), the grounded emitter of the 4th triode (Q4), the colelctor electrode of the 4th triode (Q4) are promptly as the output of whole voltage detecting circuit.
- 3, the circuit that can remind automatically when the battery electric quantity on the gas appliance according to claim 1 is not enough, it is characterized in that: described warning reminding circuit comprises the 4th inductance (L4), positive-negative-positive the 3rd triode (Q3) and alarm element (BJ), the colelctor electrode of a termination second triode (Q2) of the 4th inductance (L4) wherein, input as whole warning reminding circuit, the emitter stage of another termination the 3rd triode (Q3) of the 4th inductance (L4), the positive pole of the colelctor electrode element taking alarm (BJ) of the 3rd triode (Q3), the minus earth of alarm element (BJ), the base stage of the 3rd triode (Q3) then is connected in series the 5th resistance (R5), as the control end of whole warning circuit, link to each other with the colelctor electrode of the 4th triode (Q4).
- The circuit that can remind automatically when 4, the battery electric quantity on the gas appliance according to claim 3 is not enough, it is characterized in that: described alarm element (BJ) is a buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610052276XA CN100489400C (en) | 2006-07-04 | 2006-07-04 | Gas appliance circuit capable of automatically prompting for power shortage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610052276XA CN100489400C (en) | 2006-07-04 | 2006-07-04 | Gas appliance circuit capable of automatically prompting for power shortage |
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| Publication Number | Publication Date |
|---|---|
| CN1884918A CN1884918A (en) | 2006-12-27 |
| CN100489400C true CN100489400C (en) | 2009-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610052276XA Active CN100489400C (en) | 2006-07-04 | 2006-07-04 | Gas appliance circuit capable of automatically prompting for power shortage |
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| CN (1) | CN100489400C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100552305C (en) * | 2007-12-21 | 2009-10-21 | 深圳和而泰智能控制股份有限公司 | Gas combustion range ignition drive controller |
| CN101922745B (en) * | 2009-06-09 | 2013-12-25 | 樱花卫厨（中国）股份有限公司 | Gas cooker igniter zero-second ignition realization circuit |
| 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 |
| CN105277900A (en) * | 2015-11-17 | 2016-01-27 | 广东美的厨房电器制造有限公司 | Electric quantity detection circuit and gas-cooker |
| CN108398591A (en) * | 2018-05-14 | 2018-08-14 | 河北亚润电力器具有限公司 | All-loop self-inspection electroscope |
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2006
- 2006-07-04 CN CNB200610052276XA patent/CN100489400C/en active Active
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| CN1884918A (en) | 2006-12-27 |
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