CN206929802U - A kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter - Google Patents
A kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter Download PDFInfo
- Publication number
- CN206929802U CN206929802U CN201720811021.0U CN201720811021U CN206929802U CN 206929802 U CN206929802 U CN 206929802U CN 201720811021 U CN201720811021 U CN 201720811021U CN 206929802 U CN206929802 U CN 206929802U
- Authority
- CN
- China
- Prior art keywords
- triode
- resonance
- excited
- switching tube
- independent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter, including the ignition coil resonator with two ignitors, and described resonator has LC oscillators, the inductive of described ignition coil and LC oscillators；Described resonator includes LC oscillators, power supply, the switching tube Q3 being arranged between oscillator and power supply, the PWM signal generator of pwm signal is produced, the control terminal of the signal output termination switching tube of described PWM signal generator forms its energizing signal to LC oscillators.In the utility model using PWM signal generator produce its energizing signal LC oscillators are entered row energization produce high-frequency and high-voltage discharge to form electric arc, circuit is simple, and cost is low.
Description
Technical field
Field of oscillators is the utility model is related to, more particularly to a kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter.
Background technology
Oscillator (oscillator) is a kind of energy conversion device -- direct current energy is converted to certain frequency
AC energy, the circuit that it is formed is oscillating circuit.At present, mainly passed through by the LC loops being made up of capacitor and inductor
The mutual conversion of electric field energy and magnetic field energy produces vibration.Maintain vibration also to have and provide energy to oscillator with appropriate time
Circuit, LC oscillators are divided into transformer coupled formula and inductance connecting three point type again, many quartz-crystals for applying quartz crystal
Oscillation body device, the LC oscillators of also useful integrated transporting discharging composition.
At present, electronic lighter, ozone generator etc. are carried out from exciting using the device of electrion using oscillator
Swing, or two nearer electricity are being separated by by the pulse signal of other oscillation source driving transformers generation higher amplitudes such as single-chip microcomputer
It is extremely upper to produce electrion to reach igniting or ionized air.
At present, if electric-arc lighter will produce electric arc using the oscillator of self-excitation mode, it would be desirable to larger power.Effect
Rate is low, and heating is serious.The pulse signal circuit of higher amplitude, power tube are produced by single-chip microcomputer or other oscillation source driving transformers
Very high pulse voltage will be born, will so select the power tube of more high withstand voltage, the power tube of high withstand voltage is because of the limit of technique
System, it turns on internal resistance and will become much larger, and directly reduces overall circuit efficiency and reliability.
Utility model content
The utility model is for the high-power deficiency of current electric-arc lighter with selecting high withstand voltage power tube poor reliability, effect
The problem of rate is low.A kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter is provided.
The utility model is that technical scheme is used by realizing its purpose：A kind of independent-excited LC resonance pulsewidth modulation electric arc
Lighter, including the ignition coil resonator with two ignitors, described resonator has LC oscillators, described
The inductive of ignition coil and LC oscillators；Described resonator includes LC oscillators, power supply, is arranged on oscillator and power supply
Between switching tube Q3, produce the PWM signal generator of pwm signal, the signal output termination of described PWM signal generator is opened
The control terminal of pass pipe forms its energizing signal to LC oscillators.
Its energizing signal is produced using PWM signal generator in the utility model and enters row energization generation high frequency height to LC oscillators
Oscillator signal is pressed to produce high-temperature electric arc in discharge end, circuit is simple, and power tube is resistance to be forced down, efficiency high, and cost is low.
Further, in above-mentioned independent-excited LC resonance pulsewidth modulation electric-arc lighters：Described LC oscillators include electricity
Both ends of sense L1 and electric capacity C12, described inductance the L1 both ends respectively with electric capacity C12 are connected, and form parallel LC circuit, LC in parallel
The positive pole of one termination power of circuit, the other end are grounded by switching tube Q3, and described switching tube Q3 is metal-oxide-semiconductor, switching tube Q3
Drain electrode connect the other end of parallel LC circuit, switching tube Q3 source ground.
Further, in above-mentioned independent-excited LC resonance pulsewidth modulation electric-arc lighters：In described PWM signal generator
Signal output termination switching tube control terminal between also include drive circuit, described drive circuit includes triode Q1, three
Pole pipe Q2；The working power of 5V direct currents connects triode Q1 colelctor electrode, triode Q1 emitter stage connect triode Q2 emitter stage,
Triode Q2 grounded collector；
The signal output part of described PWM signal generator connects triode Q1 base stage and triode Q2 base stage respectively
Common point；
Triode Q1 emitter stage connects switching tube Q3 grid with the common point that triode Q2 emitter stage is connected.
Further, in above-mentioned independent-excited LC resonance pulsewidth modulation electric-arc lighters：In described PWM signal generator
Signal output part and triode Q1 base stage and triode Q2 base stage common point between be additionally provided with electric capacity C6 and resistance
R4, electric capacity C6 and resistance R4 both ends connect the signal output part of PWM signal generator and triode Q1 base stage and three poles respectively
The common point of pipe Q2 base stage.
Further, in above-mentioned independent-excited LC resonance pulsewidth modulation electric-arc lighters：Triode Q1 colelctor electrode with
Electric capacity C11 is additionally provided between ground.
Further, in above-mentioned independent-excited LC resonance pulsewidth modulation electric-arc lighters：Triode Q1 emitter stage with
Current-limiting resistance R5 is additionally provided between the connected common point of triode Q2 emitter stage and switching tube Q3 grid.
Further, in above-mentioned independent-excited LC resonance pulsewidth modulation electric-arc lighters：Power supply is accessed in parallel LC circuit
Filter capacitor C8 and filter capacitor C9 are additionally provided between positive pole one end and ground.
Further, in above-mentioned independent-excited LC resonance pulsewidth modulation electric-arc lighters：Described PWM signal generator bag
Include the single-chip microcomputer of model STM8S003F3U6 microcontroller chip composition.
The utility model is described in more detail with reference to specific embodiment.
Brief description of the drawings
Fig. 1 is the electric-arc lighter schematic diagram of the utility model embodiment 1.
Fig. 2 is the PWM signal generator schematic diagram used in the utility model embodiment 1.
Embodiment
Embodiment 1, as depicted in figs. 1 and 2, the present embodiment are a kind of independent-excited LC resonance pulsewidth modulation electric-arc lighters,
High-frequency and high-voltage is produced by independent-excited LC parallel resonators to discharge to form electric arc.It is the schematic diagram of electric-arc lighter as shown in Figure 1,
Give the Parallel Oscillator being made up of inductance L1 and electric capacity C12 to power by battery B, plant-grid connection is also realized using a switching tube Q3
Or deenergization, its excitation is realized from the grid input of switching tube with a pwm signal, the frequency of pwm signal is less than LC
The intrinsic frequency of oscillator, when PWM signal frequency is less than LC resonant frequencies, it is possible to allow LC to produce damped oscillation.
Switching tube Q3 is a kind of metal-oxide-semiconductor, when pwm signal is input to switching tube in the present embodiment, also with drive circuit, such as
Shown in Fig. 1, push-pull driver circuit that drive circuit is formed by triode Q1 and triode Q2, caused by PWM signal generator
Pwm signal passes through the base stage that triode Q1 and triode Q2 are added separately to by resistance R4 and electric capacity the C6 circuit formed, resistance
The circuit of R4 and electric capacity C6 compositions is an accelerating circuit.In the common port string that triode Q1 is connected with triode Q2 emitter stage
Even a current-limiting resistance R5 is followed by switching tube Q3 grid, and switching tube Q3 drain electrode and source electrode connect LC oscillators and ground in parallel respectively
Between, another termination battery of LC oscillators in parallel, so, shaken by the way that battery progress LC is accessed and disconnected to LC oscillators in parallel
Swing the energy hole of device.This in LC oscillators in parallel access battery is filtered while additionally using filter capacitor C8 and C9.
PWM signal generator is as caused by model STM8S003F3U6 microcontroller chip in the present embodiment, is passed through
To mcu programming, satisfactory pwm signal, mainly frequency and dutycycle can be produced.
Claims (8)
1. a kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter, including ignition coil and resonance with two ignitors
Device, described resonator have LC oscillators, the inductive of described ignition coil and LC oscillators；It is characterized in that：Institute
The resonator stated includes LC oscillators, power supply, the switching tube Q3 being arranged between oscillator and power supply, produces the PWM of pwm signal
Signal generator, described PWM signal generator signal output termination switching tube control terminal formed to LC oscillators it
Energizing signal.
2. independent-excited LC resonance pulsewidth modulation electric-arc lighter according to claim 1, it is characterised in that：Described LC shakes
Swing both ends of both ends of the device including inductance L1 and electric capacity C12, described inductance L1 respectively with electric capacity C12 to be connected, form LC in parallel
Circuit, the positive pole of a termination power of parallel LC circuit, the other end are grounded by switching tube Q3, and described switching tube Q3 is MOS
Pipe, switching tube Q3 drain electrode connect the other end of parallel LC circuit, switching tube Q3 source ground.
3. independent-excited LC resonance pulsewidth modulation electric-arc lighter according to claim 2, it is characterised in that：Described
Also include drive circuit, described drive circuit bag between the control terminal of the signal output termination switching tube of PWM signal generator
Include triode Q1, triode Q2；The working power of 5V direct currents connects triode Q1 colelctor electrode, triode Q1 emitter stage connects three poles
Pipe Q2 emitter stage, triode Q2 grounded collector；
The signal output part of described PWM signal generator connects the public of triode Q1 base stage and triode Q2 base stage respectively
Point；
Triode Q1 emitter stage connects switching tube Q3 grid with the common point that triode Q2 emitter stage is connected.
4. independent-excited LC resonance pulsewidth modulation electric-arc lighter according to claim 3, it is characterised in that：Described
It is additionally provided between the signal output part of PWM signal generator and the common point of triode Q1 base stage and triode Q2 base stage
Electric capacity C6 and resistance R4, electric capacity C6 and resistance R4 both ends connect the signal output part and triode Q1 of PWM signal generator respectively
Base stage and triode Q2 base stage common point.
5. independent-excited LC resonance pulsewidth modulation electric-arc lighter according to claim 3, it is characterised in that：In triode Q1
Colelctor electrode and ground between be additionally provided with electric capacity C11.
6. independent-excited LC resonance pulsewidth modulation electric-arc lighter according to claim 3, it is characterised in that：In triode Q1
The common point that is connected with triode Q2 emitter stage of emitter stage and switching tube Q3 grid between be additionally provided with current-limiting resistance R5.
7. according to any described independent-excited LC resonance pulsewidth modulation electric-arc lighters in claim 2 to 6, it is characterised in that：
Accessed in parallel LC circuit between positive source one end and ground and be additionally provided with filter capacitor C8 and filter capacitor C9.
8. according to any described independent-excited LC resonance pulsewidth modulation electric-arc lighters in claim 1 to 6, it is characterised in that：
Described PWM signal generator includes the single-chip microcomputer that model STM8S003F3U6 microcontroller chip forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720811021.0U CN206929802U (en) | 2017-07-06 | 2017-07-06 | A kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720811021.0U CN206929802U (en) | 2017-07-06 | 2017-07-06 | A kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206929802U true CN206929802U (en) | 2018-01-26 |
Family
ID=61354028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720811021.0U Expired - Fee Related CN206929802U (en) | 2017-07-06 | 2017-07-06 | A kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206929802U (en) |
-
2017
- 2017-07-06 CN CN201720811021.0U patent/CN206929802U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202068653U (en) | Double push-pull oscillation power synthesis electroless lamp utilizing direct-current low-voltage power supply | |
| CN202068646U (en) | Dual-bridge oscillation metal halide lamp with direct current low-voltage power supply | |
| CN109007974A (en) | A kind of ultrasonic electronic cigarette circuit and the ultrasonic electronic cigarette | |
| CN202068631U (en) | Solar energy power supply double bridge oscillation metal halide lamp | |
| CN201957323U (en) | Direct current low voltage power double push-pull oscillation metal halide lamp | |
| CN109363245A (en) | Ultrasonic electronic atomization circuit and ultrasonic electronic cigarette | |
| CN201957316U (en) | High-pressure sodium lamp with direct-current low-voltage power supply and double push -pull oscillators | |
| CN104321962B (en) | Pierce circuit with stepup transformer | |
| CN201976323U (en) | Four-push-pull oscillation power synthesis electrodeless lamp with solar energy power supply | |
| CN206929802U (en) | A kind of independent-excited LC resonance pulsewidth modulation electric-arc lighter | |
| CN206949540U (en) | A kind of ultrasonic electronic cigarette circuit and the ultrasonic electronic cigarette | |
| CN202068644U (en) | Solar power supply double push-pull oscillation metal halide lamp | |
| CN206472855U (en) | A kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette | |
| CN2333138Y (en) | High strength gas discharge lamp electronic ballast | |
| CN202059662U (en) | Solar energy power supply eight-bridge-oscillation power synthesized high voltage sodium lamp | |
| CN201976331U (en) | Solar powered fourfold bridge oscillatory power synthesis electrodeless lamp | |
| CN108258814A (en) | A kind of radio energy transmission system | |
| CN202043364U (en) | Double push-pull oscillating high-voltage sodium lamp with solar energy power source | |
| CN208767856U (en) | A kind of radio energy transmission system | |
| CN201957317U (en) | High-pressure sodium lamp with direct-current low-voltage power supply and bridge oscillator | |
| CN201976317U (en) | DC low-voltage power supply eight push-pull oscillation high-pressure sodium lamp | |
| CN202043365U (en) | Two-bridge oscillating high-voltage sodium lamp with DC (direct current) low-voltage power supply | |
| CN108347104A (en) | A kind of internal feed radio energy transmission system | |
| CN202068649U (en) | Double push-pull oscillation power synthesis fluorescent lamp with direct current low-voltage power supply | |
| CN201957321U (en) | Direct current low voltage power eight push-pull oscillation metal halide lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180126 Termination date: 20180706 |