CN213901158U - Ignition circuit, stove using same and double-stove-head stove - Google Patents
Ignition circuit, stove using same and double-stove-head stove Download PDFInfo
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- CN213901158U CN213901158U CN202022209329.2U CN202022209329U CN213901158U CN 213901158 U CN213901158 U CN 213901158U CN 202022209329 U CN202022209329 U CN 202022209329U CN 213901158 U CN213901158 U CN 213901158U
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 14
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- 238000012423 maintenance Methods 0.000 claims description 10
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Abstract
The utility model discloses an ignition circuit, cooking utensils and two furnace head cooking utensils, this ignition circuit includes: the ignition control circuit comprises a switch detection circuit, a micro-control module, an oscillation boosting rectification voltage stabilizing circuit, an ignition control circuit and a valve control circuit; the output end of the switch detection circuit is connected with the input end of the oscillation boosting rectification voltage stabilizing circuit; the oscillation boosting rectification voltage stabilizing circuit is used for boosting and rectifying low voltage input by the switch detection circuit; the micro-control module is used for detecting the key state of the switch detection circuit and starting to perform time delay operation on the valve control circuit after the oscillation boosting, rectifying and voltage stabilizing circuit obtains working voltage; then, the operating voltage is transmitted to an ignition control circuit, and the operating voltage is boosted to discharge and ignite. The utility model discloses when carrying out the time delay operation, do not need special boost chip circuit, only through the oscillation rectification voltage stabilizing circuit that steps up, can realize the rectification steady voltage that steps up to the low-voltage, still can realize accurate software time delay control function in addition.
Description
Technical Field
The utility model relates to a technical field of some firearm, concretely relates to ignition circuit, use its cooking utensils and two furnace head cooking utensils.
Background
Currently, a typical igniter, generally using pulse ignition, uses a battery to power an electromagnetic pulser and a solenoid valve. The pulse igniter is a device for igniting combustible gas in a furnace by using an electric spark of high-voltage discharge. In addition, when a circuit is arranged, delayed ignition is generally considered, namely, gas and other fire are considered during design, so that backfire is not easily caused. In the thermocouple type pulse igniter powered by the dry battery, ignition delay and suction valve delay are realized, as shown in fig. 1, a resistance and capacitance combined charging and discharging circuit is adopted to realize a delay function, the circuit is complex, delay precision is greatly influenced by battery voltage, and user experience is influenced. If the single chip microcomputer is used for software delay, a special boosting chip is needed for voltage stabilization, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an ignition circuit, use its cooking utensils and double-furnace-head cooking utensils, it can overcome the above-mentioned shortcoming special chip steady voltage of stepping up is with high costs.
In order to achieve the above object, the utility model adopts the following technical scheme:
an ignition circuit, comprising: the ignition control circuit comprises a switch detection circuit, a micro-control module, an oscillation boosting rectification voltage stabilizing circuit, an ignition control circuit and a valve control circuit;
the output end of the switch detection circuit is connected with the input end of the oscillation boosting, rectifying and voltage stabilizing circuit;
the oscillation voltage boosting and rectifying voltage stabilizing circuit is used for performing voltage boosting and rectifying treatment on the low voltage input by the switch detection circuit; and the output end of the micro-control module is connected with the input end of the micro-control module;
the micro control module is used for detecting the key state of the switch detection circuit and starting to perform time delay operation on the valve control circuit after the oscillation boosting, rectifying and voltage stabilizing circuit obtains working voltage; the micro control module is connected with the input end of the ignition control circuit;
the ignition control circuit boosts the voltage to discharge and ignite.
Preferably, the oscillating voltage boosting, rectifying and stabilizing circuit includes a voltage boosting circuit, a rectifying circuit and a voltage stabilizing circuit, which are sequentially arranged.
The boosting circuit comprises an oscillation boosting circuit consisting of a pulse transformer T1, a resistor R1, a capacitor C1 and a triode Q2, wherein one end of the series connection of the resistor R1 and the capacitor C1 is connected with the input end of the pulse transformer T1, and the other end of the series connection of the resistor R1 and the capacitor C1 is connected with the output end of the pulse transformer T1; the base electrode of the triode Q2 is connected between a resistor R1 and a capacitor C1, the collector electrode of the triode Q2 is connected with the input end of the pulse transformer T1, and the emitter electrode of the triode Q2 is connected with the output end of the pulse transformer T1.
Preferably, the rectifying circuit comprises a diode D2 and a polar electrolytic capacitor EC1, the diode D2 is connected to the voltage boosting circuit, and the polar electrolytic capacitor EC1 is connected to the voltage stabilizing circuit.
The voltage stabilizing circuit comprises a resistor R2, a voltage stabilizing diode D4 and a polar electrolytic capacitor EC2, wherein one end of the resistor R2 is connected with the diode D2, and the other end of the resistor R2 is connected with a voltage stabilizing diode D4 and a polar electrolytic capacitor EC 2; one end of the zener diode D4 and the polar electrical corner capacitor EC2 is grounded.
The ignition circuit further comprises a battery maintenance control circuit which provides continuous power for the whole circuit.
The battery maintenance control circuit comprises a triode Q5, a resistor R13, a triode Q4, a resistor R23 and a resistor R39, wherein the base of the triode Q5 is connected with the resistor R13, the collector of the triode Q5 is connected with a power supply, and the emitter of the triode Q5 is connected with the anode of the switch detection circuit; the resistor R13 is connected with the switch detection circuit; one end of the resistor R23 is connected with the anode of the switch detection circuit, and the other end is connected with the base electrode of the triode Q4; the collector of the triode Q4 is connected with the emitter of the triode Q5, and the emitter of the triode Q4 is grounded; one end of the resistor R39 is connected with the base electrode of the triode Q4, and the other end is grounded.
The ignition control circuit includes a conducting circuit capable of conducting and a secondary oscillation boosting discharge circuit.
The conducting circuit comprises a resistor R5, a triode Q3, a voltage stabilizing diode D1, a resistor R3, a capacitor C2 and a silicon controlled rectifier U1; one end of the resistor R5 is connected with the micro-control module, and the other end is connected with the base electrode of the triode Q3; the emitter of the triode Q3 is connected with the zener diode D1, and the collector is grounded; one pole of the voltage stabilizing diode D1 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, and is connected with the collector of the triode Q3 after being connected with the resistor R3 in series; one end of a capacitor C2 is connected with the collector of the triode Q3, and the other end of the capacitor C2 is grounded; the positive pole of the controllable silicon U1 is connected with the secondary oscillation boosting discharge circuit, and the negative pole is respectively connected with the collector of the triode Q3 and grounded.
The secondary oscillation boosting discharge circuit comprises a diode D5, a resistor R4, a capacitor C4, a diode D6 and a high-voltage pulse-wrapping transformer T2; one end of the diode D5 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, and the other end is connected with the input end of the high-voltage packet pulse transformer T2; the resistor R4 and the capacitor C4 are connected with the input end of the high-voltage pulse-packet transformer T2 at one end, and the other end is grounded; one end of the diode D6 is connected with the input end of the high-voltage packet pulse transformer T2, and the other end is connected with the controllable silicon U1; the high-voltage pulse transformer T2 is used for inducing and boosting voltage and discharging air; the positive pole of the controllable silicon U1 is connected with the high-voltage pulse transformer T2.
The switch detection circuit comprises a switch key K, a resistor R9, a triode Q1, a resistor R8 and a capacitor C5, wherein one end of the switch key is connected with the positive electrode of a power supply, and the other end of the switch key is connected with the resistor R9; the base electrode of the triode Q1 is connected with the resistor R9, the emitter electrode is grounded, and the collector electrode is connected with the resistor R8; the other end of the resistor R8 is connected with the micro control module; one end of the capacitor C5 is connected with the micro control module, and the other end is grounded.
The valve control circuit comprises a resistor R7, a triode Q14, a resistor R6 and an electromagnetic valve which are sequentially connected, wherein the base electrode of the triode Q14 is connected with the resistor R7, the emitting electrode of the triode Q14 is grounded, and the collector electrode of the triode Q14 is connected with the resistor R6.
The switch detection circuit comprises two groups of detection circuits which are arranged in parallel, wherein one end of each group of circuits is connected with the positive electrode of the power supply, and the other end of each group of circuits is connected with the micro-control module.
Each group of detection circuits comprises a switch, a resistor and a triode which are sequentially connected in series, wherein the resistor is connected with the base electrode of the triode, the collector electrode of the triode is connected with the micro control module, and the emitting electrode of the triode is grounded.
The micro-control module comprises a control chip SOP8 and a capacitor C3, wherein one pin of the control chip SOP8 is connected with the switch detection circuit, one pin of the control chip SOP8 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, one pin of the control chip SOP8 is connected with the valve control circuit, one end of the capacitor C3 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, and the other end of the capacitor C3 is grounded.
The valve control circuit comprises two groups of same valve control circuits which are arranged in parallel, wherein each group of valve control circuits comprises a first resistor, a triode, a second resistor and an electromagnetic valve which are sequentially connected in series, the first resistor is connected with the base electrode of the triode, the collector electrode of the triode is connected with the second resistor, and the emitter electrode of the triode is grounded.
A cooking utensil, it includes above-mentioned ignition circuit.
A double-burner stove comprises the ignition circuit.
After the technical scheme is implemented, the utility model discloses when specifically implementing, carry out the time delay operation through little control module, it need not pass through dedicated boost chip circuit, only through the oscillating boost rectification voltage stabilizing circuit, can realize the preliminary boost rectification steady voltage to the low-voltage, provide the mains voltage of a work for little control module; the circuit is simple, the cost is low, and the precise software delay control function is realized through the micro control module.
Drawings
FIG. 1 is a prior art ignition circuit diagram;
fig. 2 is a circuit diagram of a first embodiment of the present invention;
fig. 3 is a diagram of an oscillating boost rectifying voltage stabilizing circuit according to a first embodiment of the present invention;
fig. 4 is a circuit diagram of an ignition control circuit according to a first embodiment of the present invention;
fig. 5 is a circuit diagram of a second embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 2, the utility model discloses an ignition circuit, include: the device comprises a switch detection circuit 1, a micro-control module 2, an oscillation boosting rectification voltage stabilizing circuit 3, an ignition control circuit 4, a valve control circuit 5 and a battery maintenance control circuit 6;
in specific implementation, the switch detection circuit 1 comprises a switch key K, a resistor R9, a triode Q1, a resistor R8 and a capacitor C5, wherein one end of the switch key is connected with the positive electrode of a power supply, and the other end of the switch key is connected with the resistor R9; the base electrode of the triode Q1 is connected with the resistor R9, the emitter electrode is grounded, and the collector electrode is connected with the resistor R8; the other end of the resistor R8 is connected with the micro control module; one end of the capacitor C5 is connected with the micro control module, and the other end is grounded.
The switch detection circuit 1, which is closed (pressed) by the switch key K, represents that the entire system circuit starts to be activated.
The micro-control module 2 comprises a control chip SOP8 and a capacitor C3, wherein one pin of the control chip SOP8 is connected with a resistor R8 of the switch detection circuit 1, one pin of the control chip SOP8 is connected with the oscillation boosting rectifying voltage stabilizing circuit 3, one pin of the control chip SOP8 is connected with the valve control circuit 5, one end of the capacitor C3 is connected with the oscillation boosting rectifying voltage stabilizing circuit 3, and the other end of the capacitor C3 is grounded.
Through the micro control module 2, on one hand, the state of the switch detection circuit 1 can be detected, and in addition, the voltage of the oscillation boosting rectification voltage stabilizing circuit 3 can be received as a starting working voltage to carry out software delay design.
Referring to fig. 3, the oscillating boost rectification voltage stabilizing circuit 3 is used for performing boost rectification processing on the low voltage input by the switch detection circuit 1; and the output end thereof is connected with the input end of the micro control module 3.
In specific implementation, the oscillating voltage boosting, rectifying and stabilizing circuit 3 preferably includes a voltage boosting circuit 31, a rectifying circuit 32 and a voltage stabilizing circuit 33, which are sequentially arranged.
The booster circuit 31 comprises an oscillation booster circuit consisting of a pulse transformer T1, a resistor R1, a capacitor C1 and a triode Q2, wherein one end of the resistor R1 and the capacitor C1 are connected in series and then connected with the input end of the pulse transformer T1, and the other end of the resistor R1 and the capacitor C1 are connected with the output end of the pulse transformer T1; the base of the triode Q2 is connected between the resistor R1 and the capacitor C1, the collector of the triode Q2 is connected with the input end of the pulse transformer T1, and the emitter of the triode Q2 is connected with the output end of the pulse transformer T1.
The rectifying circuit 32 comprises a diode D2 and a polar electrolytic capacitor EC1, the diode D2 is connected with the booster circuit 31, and the polar electrolytic capacitor EC1 is connected with the voltage stabilizing circuit 33.
The voltage stabilizing circuit 33 comprises a resistor R2, a voltage stabilizing diode D4 and a polar electrolytic capacitor EC2, wherein one end of the resistor R2 is connected with a diode D2, and the other end of the resistor R2 is connected with a voltage stabilizing diode D4 and the polar electrolytic capacitor EC 2; one end of the zener diode D4 and the polar electrical corner capacitor EC2 is grounded.
The booster circuit 31, the rectifier circuit 32 and the voltage regulator circuit 33 constitute a one-stage booster circuit, which boosts the voltage from 1.5 to over one hundred volts, and performs not only one-stage boosting but also rectification and voltage stabilization processing on the voltage.
The ignition control circuit 4 boosts the voltage to discharge and ignite.
In specific implementation, referring to fig. 4, the ignition control circuit 4 includes a conduction circuit 41 and a secondary oscillation boost discharge circuit 42 that are capable of conducting.
The conduction circuit 41 comprises a resistor R5, a triode Q3, a voltage stabilizing diode D1, a resistor R3, a capacitor C2 and a silicon controlled rectifier U1; one end of the resistor R5 is connected with the micro-control module 3, and the other end is connected with the base electrode of the triode Q3; the emitter of the triode Q3 is connected with the zener diode D1, and the collector is grounded; one pole of a voltage stabilizing diode D1 is connected with the oscillating boosting rectifying voltage stabilizing circuit, and is connected with the collector of the triode Q3 after being connected with the resistor R3 in series; one end of the capacitor C2 is connected with the collector of the triode Q3, and the other end is grounded; the positive pole of the controllable silicon U1 is connected with the secondary oscillation boosting discharge circuit 42, and the negative pole is respectively connected with the collector of the triode Q3 and grounded.
The secondary oscillation boosting discharge circuit 42 comprises a diode D5, a resistor R4, a capacitor C4, a diode D6 and a high-voltage pulse-packet transformer T2; one end of the diode D5 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, and the other end is connected with the input end of the high-voltage packet pulse transformer T2; the resistor R4 and the capacitor C4 are connected with the input end of the high-voltage pulse-packet transformer T2 at one end, and the other end is grounded; one end of the diode D6 is connected with the input end of the high-voltage packet pulse transformer T2, and the other end is connected with the controllable silicon U1; the high-voltage pulse transformer T2 is used for inducing and boosting voltage and discharging air; the positive pole of the controllable silicon U1 is connected with the high-voltage pulse transformer T2.
When the high-voltage pulse transformer T2 is used, the voltage of more than one hundred volts can be boosted to more than ten thousand volts, namely the voltage is boosted to be more than ten thousand volts, and the functions of secondary boosting and discharge ignition are completed.
Referring to fig. 2, the valve control circuit 5 includes a resistor R7, a transistor Q14, a resistor R6, and a solenoid valve 51, which are connected in sequence, wherein a base of the transistor Q14 is connected to the resistor R7, an emitter is grounded, and a collector is connected to the resistor R6.
The solenoid valve 51 is used to control the flow, direction, speed, and other parameters of the conditioning medium in the gas burner. When the valve is in the suction valve state, the valve is equivalent to the closing of gas.
Referring to fig. 2, a battery maintenance control circuit 6 is provided for supplying continuous power to the entire circuit.
In specific implementation, the battery maintenance control circuit 6 comprises a triode Q5, a resistor R13, a triode Q4, a resistor R23 and a resistor R39, wherein the base of the triode Q5 is connected with the resistor R13, the collector is connected with a power supply, and the emitter is connected with the positive electrode of the switch detection circuit; the resistor R13 is connected with the switch detection circuit; one end of the resistor R23 is connected with the anode of the switch detection circuit 1, and the other end is connected with the base electrode of the triode Q4; the collector of the triode Q4 is connected with the emitter of the triode Q5, and the emitter of the triode Q4 is grounded; one end of the resistor R39 is connected with the base of the triode Q4, and the other end is grounded.
After the micro-control module 2 obtains the start-up voltage VCC, the micro-control module 2 outputs a high level BAT-W to the resistor R23, so that the transistor Q4 is turned on, the transistor Q5 is continuously turned on (self-sufficient), and power is supplied to the entire control system, so that the micro-control module 2 can normally perform other logic operations.
According to the technical scheme of the first embodiment, the micro-control module 2 is used for carrying out time delay operation, primary boosting, rectifying and voltage stabilizing of low voltage can be realized only by oscillating the boosting, rectifying and voltage stabilizing circuit 3 without a special boosting chip circuit, a working power supply voltage is provided for the micro-control module 2, and a continuous and stable working voltage is provided for the whole system through the battery maintenance control circuit 6, so that the micro-control module 2 can normally carry out other logic operations; the utility model discloses, the circuit is simple, and is with low costs, and through little control module 2, realizes accurate software time delay control function.
Example 2:
compared with the embodiment 1, the difference is that:
referring to fig. 5, first, the switch detection circuit 1 includes two sets of detection circuits connected in parallel, one end of each set of detection circuits is connected to the positive electrode of the power supply, and the other end is connected to the micro control module 2.
Specifically, the first group of detection circuits 11 includes a switch K2, a resistor R12 and a transistor Q4, which are sequentially connected in series, the resistor R12 is connected to the base of the transistor Q4, the collector of the transistor Q4 is connected to the micro control module 2, and the emitter of the transistor Q4 is grounded.
The first group of detection circuits 12 comprises a switch K1, a resistor R9 and a triode Q1 which are sequentially connected in series, wherein a resistor 9 is connected with the base electrode of the triode Q1, the collector electrode of the triode Q1 is connected with the micro-control module 2, and the emitter electrode of the triode Q1 is grounded.
Referring to fig. 5, next, the valve control circuit 5 of embodiment 2 includes two identical sets of valve control circuits arranged in parallel.
Specifically, the first group valve control circuit 52 includes a first resistor R7, a transistor Q14, a second resistor R6 and a solenoid valve 511, which are connected in series in sequence, wherein the first resistor R7 is connected with the base of the transistor Q14, the collector of the transistor Q14 is connected with the second resistor R6, and the emitter of the transistor Q14 is grounded.
The second group of valve control circuits 53 comprises a first resistor R11, a triode Q15, a second resistor R10 and a solenoid valve 512 which are sequentially connected in series, wherein the first resistor R11 is connected with the base electrode of the triode Q15, the collector electrode of the triode Q15 is connected with the second resistor R10, and the emitter electrode of the triode Q15 is grounded.
In use, the present embodiment is mainly applied to two-burner cookers, and is equivalent to performing ignition control at two time points, for example, one time point is right and left, then another time point is right and left, and then right, and so on.
Specifically, the control method of the above embodiment is as follows:
the micro-control module 2 detects whether a switch K2 of the switch detection circuit 1 is closed, if the switch K2 is closed, a positive electrode VBAT of the battery is connected to a resistor R9 of the switch detection circuit 1, so that the triode Q1 is conducted, the battery maintains a resistor 13 of the control circuit 6, a low level is output to the triode Q5, namely the triode Q5 is conducted, and therefore a battery voltage of 1.5V is obtained;
after obtaining a battery voltage of 1.5v, the voltage is transmitted to an oscillation boosting rectification voltage stabilizing circuit 3, the original voltage of 1.5v is boosted to 10-20 v through a multivibrator boosting circuit composed of a pulse transformer T1, a resistor R1 and a capacitor C1, then the voltage is rectified through a hexagonal tap of the pulse transformer T1, in the embodiment, a rectifying circuit is composed of a diode D2 and a polar electrolytic capacitor EC1, after rectification, voltage stabilization processing is performed through a voltage stabilizing circuit composed of elements such as a voltage stabilizing diode D4, and a processed power supply voltage VCC is used as a starting working voltage of the micro control module 2.
After the micro control module 2 obtains the starting working voltage, the micro control module starts to be electrified, high level is output, the BAT-W angle is provided to the resistor R23 of the battery maintenance control circuit 6, the triode Q4 is conducted, meanwhile, the triode Q5 is continuously conducted, so that electric energy is provided for the whole control system, and the micro control module can conveniently carry out other operations.
Meanwhile, the micro control module 2 performs time delay operation on the valve control circuit 5, starts timing t1, outputs a low level when the time delay t1 is greater than the preset time ts1, and outputs the low level after the time delay timing is finished; in the present embodiment, the preset time ts1 is 3-5 seconds.
When the micro control module 2 outputs a low level, the micro control module provides a voltage to a resistor R5 of the ignition control circuit 4, at the moment, a triode Q3 is in a cut-off process, a voltage stabilizing diode D1 element charges a capacitor C2 through a resistor R3, then the electric energy of the capacitor C2 reaches the trigger voltage of a controllable silicon U1, the controllable silicon U1 is switched on, the stored energy of the capacitor C4 is discharged, and the voltage is raised to more than ten thousand volts through induction of a high-voltage package pulse transformer T2, so that one discharge ignition is carried out.
When the ignition control circuit 4 performs ignition, the micro control module 2 performs a timing t2, and stops ignition when the timing t2 is greater than the preset time ts 2. In the embodiment, the preset time ts2 is 3-5 seconds.
When both the valve control circuit 5 and the ignition control circuit 4 stop operating, the battery stops supplying power.
On one hand, the control method can raise the original 1.5V voltage to ten thousand volts by two-stage boosting so as to realize discharge ignition; on the other hand, the self-sufficiency of the electric energy is realized for the whole system through the battery maintenance control circuit. The circuit is simple, energy-saving and environment-friendly.
Through this ignition circuit, can accurately realize the time delay design function of cooking utensils, practice thrift the cost and simply.
Through this ignition circuit, can realize the circulation ignition control to two furnace ends. And similarly, the time delay design function of the cooker can be accurately realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (18)
1. An ignition circuit, comprising: the ignition control circuit comprises a switch detection circuit, a micro-control module, an oscillation boosting rectification voltage stabilizing circuit, an ignition control circuit and a valve control circuit;
the output end of the switch detection circuit is connected with the input end of the oscillation boosting, rectifying and voltage stabilizing circuit;
the oscillation voltage boosting and rectifying voltage stabilizing circuit is used for performing voltage boosting and rectifying treatment on the low voltage input by the switch detection circuit; and the output end of the micro-control module is connected with the input end of the micro-control module;
the micro control module is used for detecting the key state of the switch detection circuit and starting to perform time delay operation on the valve control circuit after the oscillation boosting, rectifying and voltage stabilizing circuit obtains working voltage; the micro control module is connected with the input end of the ignition control circuit;
the ignition control circuit boosts the voltage to discharge and ignite.
2. An ignition circuit as defined in claim 1, wherein: the oscillation voltage boosting and rectifying voltage stabilizing circuit comprises a voltage boosting circuit, a rectifying circuit and a voltage stabilizing circuit which are sequentially arranged.
3. An ignition circuit as defined in claim 2, wherein: the boosting circuit comprises an oscillation boosting circuit consisting of a pulse transformer T1, a resistor R1, a capacitor C1 and a triode Q2, wherein one end of the resistor R1 and the capacitor C1 are connected in series and then connected with the input end of the pulse transformer T1, and the other end of the resistor R1 and the capacitor C1 are connected with the output end of the pulse transformer T1; the base electrode of the triode Q2 is connected between a resistor R1 and a capacitor C1, the collector electrode of the triode Q2 is connected with the input end of the pulse transformer T1, and the emitter electrode of the triode Q2 is connected with the output end of the pulse transformer T1.
4. An ignition circuit as defined in claim 3, wherein: the rectifying circuit comprises a diode D2 and a polar electrolytic capacitor EC1, the diode D2 is connected with the booster circuit, and the polar electrolytic capacitor EC1 is connected with the voltage stabilizing circuit.
5. An ignition circuit as defined in claim 4, wherein: the voltage stabilizing circuit comprises a resistor R2, a voltage stabilizing diode D4 and a polar electrolytic capacitor EC2, wherein one end of the resistor R2 is connected with the diode D2, and the other end of the resistor R2 is connected with a voltage stabilizing diode D4 and the polar electrolytic capacitor EC 2; one end of the zener diode D4 and the polar electrical corner capacitor EC2 is grounded.
6. An ignition circuit as claimed in any one of claims 1 to 5, wherein: it further includes a battery maintenance control circuit that provides continuous power to the entire circuit.
7. An ignition circuit as defined in claim 6, wherein: the battery maintenance control circuit comprises a triode Q5, a resistor R13, a triode Q4, a resistor R23 and a resistor R39, wherein the base electrode of the triode Q5 is connected with the resistor R13, the collector electrode of the triode Q5 is connected with a power supply, and the emitter electrode of the triode Q5 is connected with the anode of the switch detection circuit; the resistor R13 is connected with the switch detection circuit; one end of the resistor R23 is connected with the anode of the switch detection circuit, and the other end is connected with the base electrode of the triode Q4; the collector of the triode Q4 is connected with the emitter of the triode Q5, and the emitter of the triode Q4 is grounded; one end of the resistor R39 is connected with the base electrode of the triode Q4, and the other end is grounded.
8. An ignition circuit as defined in claim 6, wherein: the ignition control circuit comprises a conducting circuit capable of conducting and a secondary oscillation boosting discharge circuit.
9. An ignition circuit as defined in claim 8, wherein: the conducting circuit comprises a resistor R5, a triode Q3, a voltage stabilizing diode D1, a resistor R3, a capacitor C2 and a silicon controlled rectifier U1; one end of the resistor R5 is connected with the micro-control module, and the other end is connected with the base electrode of the triode Q3; the emitter of the triode Q3 is connected with the zener diode D1, and the collector is grounded; one pole of the voltage stabilizing diode D1 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, and is connected with the collector of the triode Q3 after being connected with the resistor R3 in series; one end of a capacitor C2 is connected with the collector of the triode Q3, and the other end of the capacitor C2 is grounded; the positive pole of the controllable silicon U1 is connected with the secondary oscillation boosting discharge circuit, and the negative pole is respectively connected with the collector of the triode Q3 and grounded.
10. An ignition circuit as defined in claim 9, wherein: the secondary oscillation boosting discharge circuit comprises a diode D5, a resistor R4, a capacitor C4, a diode D6 and a high-voltage pulse transformer T2; one end of the diode D5 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, and the other end is connected with the input end of the high-voltage packet pulse transformer T2; the resistor R4 and the capacitor C4 are connected with the input end of the high-voltage pulse-packet transformer T2 at one end, and the other end is grounded; one end of the diode D6 is connected with the input end of the high-voltage packet pulse transformer T2, and the other end is connected with the controllable silicon U1; the high-voltage pulse transformer T2 is used for inducing and boosting voltage and discharging air; the positive pole of the controllable silicon U1 is connected with the high-voltage pulse transformer T2.
11. An ignition circuit as defined in claim 6, wherein: the switch detection circuit comprises a switch key K, a resistor R9, a triode Q1, a resistor R8 and a capacitor C5, wherein one end of the switch key is connected with the positive electrode of a power supply, and the other end of the switch key is connected with the resistor R9; the base electrode of the triode Q1 is connected with the resistor R9, the emitter electrode is grounded, and the collector electrode is connected with the resistor R8; the other end of the resistor R8 is connected with the micro control module; one end of the capacitor C5 is connected with the micro control module, and the other end is grounded.
12. An ignition circuit as defined in claim 6, wherein: the valve control circuit comprises a resistor R7, a triode Q14, a resistor R6 and an electromagnetic valve which are sequentially connected, wherein the base electrode of the triode Q14 is connected with the resistor R7, the emitting electrode of the triode Q14 is grounded, and the collector electrode of the triode Q14 is connected with the resistor R6.
13. An ignition circuit as defined in claim 6, wherein: the switch detection circuit comprises two groups of detection circuits which are arranged in parallel, one end of each group of circuits is connected with the positive electrode of the power supply, and the other end of each group of circuits is connected with the micro-control module.
14. An ignition circuit as defined in claim 13, wherein: each group of detection circuits comprises a switch, a resistor and a triode which are sequentially connected in series, wherein the resistor is connected with the base electrode of the triode, the collector electrode of the triode is connected with the micro control module, and the emitting electrode of the triode is grounded.
15. An ignition circuit as defined in claim 6, wherein: the micro-control module comprises a control chip SOP8 and a capacitor C3, wherein one pin of the control chip SOP8 is connected with the switch detection circuit, one pin of the control chip SOP8 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, one pin of the control chip SOP8 is connected with the valve control circuit, one end of the capacitor C3 is connected with the oscillation voltage boosting and rectifying voltage stabilizing circuit, and the other end of the capacitor C3 is grounded.
16. An ignition circuit as defined in claim 6, wherein: the valve control circuit comprises two groups of same valve control circuits which are arranged in parallel, each group of valve control circuits comprises a first resistor, a triode, a second resistor and an electromagnetic valve which are sequentially connected in series, the first resistor is connected with the base electrode of the triode, the collector electrode of the triode is connected with the second resistor, and the emitter electrode of the triode is grounded.
17. Hob, characterized in that it comprises an ignition circuit according to any one of claims 1 to 12.
18. A double-burner stove is characterized in that: comprising an ignition circuit according to any one of claims 1-10 or an ignition circuit according to any one of claims 13-16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022209329.2U CN213901158U (en) | 2020-09-30 | 2020-09-30 | Ignition circuit, stove using same and double-stove-head stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022209329.2U CN213901158U (en) | 2020-09-30 | 2020-09-30 | Ignition circuit, stove using same and double-stove-head stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213901158U true CN213901158U (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022209329.2U Active CN213901158U (en) | 2020-09-30 | 2020-09-30 | Ignition circuit, stove using same and double-stove-head stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213901158U (en) |
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2020
- 2020-09-30 CN CN202022209329.2U patent/CN213901158U/en active Active
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