CN203537234U - Piezoelectric ceramic transformer drive circuit - Google Patents
Piezoelectric ceramic transformer drive circuit Download PDFInfo
- Publication number
- CN203537234U CN203537234U CN201320533593.9U CN201320533593U CN203537234U CN 203537234 U CN203537234 U CN 203537234U CN 201320533593 U CN201320533593 U CN 201320533593U CN 203537234 U CN203537234 U CN 203537234U
- Authority
- CN
- China
- Prior art keywords
- diode
- circuit
- capacitor
- piezoelectric ceramic
- triode
- 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 - Lifetime
Links
Abstract
The utility model discloses a piezoelectric ceramic transformer drive circuit, which comprises an oscillating circuit, a step-up circuit, a negative high voltage circuit and a feedback circuit, wherein the output end of the oscillating circuit is connected with the input end of the step-up circuit, the output end of the step-up circuit is connected with the input end of the negative high voltage circuit, one end of the feedback circuit is connected with the oscillating circuit while the other end of the feedback circuit is connected with the step-up circuit, and the transformer of the step-up circuit is a piezoelectric ceramic transformer. The circuit drives the piezoelectric ceramic transformer to boost voltage based on the self-oscillation principle, thereby generating negative high voltage. The circuit has a simple structure and few elements and is safe, practical, stable and reliable.
Description
Technical field
The utility model relates to transformer Driving technique field, relates in particular to a kind of piezoelectric ceramic transformer drive circuit.
Background technology
In existing family expenses or on-board air conditioner, air purifier system product, producing the required high-tension electricity of anion needs comparatively complicated circuit to realize, and has increased the risk of fault.
Utility model content
The utility model provides the mode of utilizing serpentine, electric capacity and resistance combination, to multiple tube, provides positive feedback signal, forms white Induced Oscillation, drives piezoelectric ceramic transformer to boost, and finally generates the piezoelectric ceramic transformer drive circuit of negative high voltage.
For realizing above-mentioned design, the utility model by the following technical solutions:
A kind of piezoelectric ceramic transformer drive circuit, comprise: oscillating circuit, booster circuit, negative high voltage circuit and feedback circuit, the output of described oscillating circuit is connected with the input of booster circuit, the output of described booster circuit is connected with the input of described negative high voltage circuit, one end of described feedback circuit is connected with oscillating circuit, the other end is connected with booster circuit, and the transformer of described booster circuit is piezoelectric ceramic transformer.
Wherein, described oscillating circuit comprises inductance L 1, resistance R 1, resistance R 2, diode D1, diode D2, triode Q1, triode Q2, capacitor C 4, capacitor C 5, one end of described inductance L 1 is connected with the collector electrode of triode Q2, another termination DC power anode; One termination DC power anode of resistance R 1, the other end is connected with the base stage of triode Q2, the emitter of triode Q2 is connected with the positive pole of diode D1, the negative pole of diode D1 is connected with one end of resistance R 2, positive pole is connected with the negative pole of DC power supply, and the other end of resistance R 2 is connected with the base stage of triode Q2; The base stage of triode Q1 is connected with the negative pole of diode D1, and collector electrode is connected with the base stage of triode Q2, and emitter is connected with the emitter of triode Q2; The negative pole of diode D2 is connected with the base stage of triode Q2, and positive pole is connected with triode Q2 emitter; One end of capacitor C 4 is connected with triode Q2 collector electrode, and the other end is connected with one end of capacitor C 5, and the other end of capacitor C 5 is connected with the emitter of triode Q2.
Wherein, the transformer of described booster circuit is piezoelectric ceramic transformer CT-1, and an input of described piezoelectric ceramic transformer CT-1 is connected with the collector electrode of triode Q2, and another input is connected with the positive pole of diode D1.
Wherein, described feedback circuit comprises serpentine Cc, resistance R 3, capacitor C 2 and capacitor C 3, one end of described resistance R 3 is connected with the negative pole of diode D1, the other end is connected with one end of serpentine, one end of capacitor C 2 is connected with the positive pole of diode D1, the other end is connected with one end of capacitor C 3, and the other end of capacitor C 3 is connected with one end of serpentine Cc, and the other end of serpentine Cc drives piezoelectric ceramic transformer CT-1.
Wherein, described negative high voltage circuit comprises diode D3, diode D4 and capacitor C 6, the negative pole of described diode D3 is connected with the output of piezoelectric ceramic transformer CT-1, and positive pole is connected with one end of capacitor C 6, and the other end of capacitor C 6 is connected with the positive pole of diode D1; The positive pole of diode D4 is connected with the output of piezoelectric ceramic transformer CT-1, and negative pole is connected with the positive pole of diode D1.
Wherein, also comprise filter circuit and discharge end, one end of filter circuit is connected with the positive pole of DC power supply, the negative pole of the other end and DC power supply is connected, discharge end comprises carbon brush fiber and two emitters of grounding pin, described carbon brush fiber is connected with the positive pole of diode D3, and grounding pin is connected with the negative pole of DC power supply.
Wherein, described filter circuit comprises capacitor C 1, and one end of capacitor C 1 is connected with the positive pole of DC power supply, and the negative pole of the other end and DC power supply is connected; Described carbon brush fiber is connected by high-tension bus-bar with the positive pole of diode D3.
The beneficial effects of the utility model are: utilize the principle of white Induced Oscillation, drive piezoelectric ceramic transformer to boost, generate negative high voltage, and the utility model simple structure, components and parts are few, safe, practical, reliable and stable.
Accompanying drawing explanation
Fig. 1 is the modular structure figure of a kind of piezoelectric ceramic transformer drive circuit of the utility model;
Fig. 2 is the circuit theory diagrams of a kind of piezoelectric ceramic transformer drive circuit of the utility model.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, further illustrate the technical solution of the utility model.
Fig. 1 is the modular structure figure of a kind of piezoelectric ceramic transformer drive circuit of the utility model.
As shown in Figure 1, a kind of piezoelectric ceramic transformer drive circuit, comprise: oscillating circuit 110, booster circuit 120, negative high voltage circuit 130 and feedback circuit 140, the output of described oscillating circuit 110 is connected with the input of booster circuit 120, the output of described booster circuit 120 is connected with the input of described negative high voltage circuit 130, one end of described feedback circuit 140 is connected with oscillating circuit 110, the other end is connected with booster circuit 120, and the transformer of described booster circuit 120 is piezoelectric ceramic transformer.
Utilize the principle of white Induced Oscillation, drive piezoelectric ceramic transformer to boost, generate negative high voltage, the utility model simple structure, components and parts are few, safe, practical, reliable and stable.
Further, the circuit theory diagrams of a kind of piezoelectric ceramic transformer drive circuit of the utility model as shown in Figure 2, described oscillating circuit comprises inductance L 1, resistance R 1, resistance R 2, diode D1, diode D2, triode Q1, triode Q2, capacitor C 4, capacitor C 5, one end of described inductance L 1 is connected with the collector electrode of triode Q2, another termination DC power anode; One termination DC power anode of resistance R 1, the other end is connected with the base stage of triode Q2, the emitter of triode Q2 is connected with the positive pole of diode D1, the negative pole of diode D1 is connected with one end of resistance R 2, positive pole is connected with the negative pole of DC power supply, and the other end of resistance R 2 is connected with the base stage of triode Q2; The base stage of triode Q1 is connected with the negative pole of diode D1, and collector electrode is connected with the base stage of triode Q2, and emitter is connected with the emitter of triode Q2; The negative pole of diode D2 is connected with the base stage of triode Q2, and positive pole is connected with triode Q2 emitter; One end of capacitor C 4 is connected with triode Q2 collector electrode, and the other end is connected with one end of capacitor C 5, and the other end of capacitor C 5 is connected with the emitter of triode Q2.
Further, the transformer of described booster circuit is piezoelectric ceramic transformer CT-1, and an input of described piezoelectric ceramic transformer CT-1 is connected with the collector electrode of triode Q2, and another input is connected with the positive pole of diode D1.
Further, described feedback circuit comprises serpentine Cc, resistance R 3, capacitor C 2 and capacitor C 3, one end of described resistance R 3 is connected with the negative pole of diode D1, the other end is connected with one end of serpentine, one end of capacitor C 2 is connected with the positive pole of diode D1, the other end is connected with one end of capacitor C 3, and the other end of capacitor C 3 is connected with one end of serpentine Cc, and the other end of serpentine Cc drives piezoelectric ceramic transformer CT-1.
Further, described negative high voltage circuit comprises diode D3, diode D4 and capacitor C 6, the negative pole of described diode D3 is connected with the output of piezoelectric ceramic transformer CT-1, and positive pole is connected with one end of capacitor C 6, and the other end of capacitor C 6 is connected with the positive pole of diode D1; The positive pole of diode D4 is connected with the output of piezoelectric ceramic transformer CT-1, and negative pole is connected with the positive pole of diode D1.
Further, also comprise filter circuit and discharge end, one end of filter circuit is connected with the positive pole of DC power supply, the negative pole of the other end and DC power supply is connected, discharge end comprises carbon brush fiber and two emitters of grounding pin, described carbon brush fiber is connected with the positive pole of diode D3, and grounding pin is connected with the negative pole of DC power supply.
Further, described filter circuit comprises capacitor C 1, and one end of capacitor C 1 is connected with the positive pole of DC power supply, and the negative pole of the other end and DC power supply is connected; Described carbon brush fiber is connected by high-tension bus-bar with the positive pole of diode D3.
Direct voltage is inputted through J1, and after capacitor C 1 filtering, a road flows into inductance L 1.Separately lead up to resistance R 1; the biasing circuit that resistance R 2 forms is to triode Q1; the multiple tube oscillating circuit that triode Q2 forms provides bias voltage; on multiple tube, be connected with protection diode D1 and protection diode D2; when the piezoelectric ceramic transformer CT-1 output of boosting; by serpentine Cc, capacitor C 2, capacitor C 3 couplings, through resistance R 3, to the base stage of multiple tube 01, provide positive feedback signal to form and whitely swash, the mechanical oscillation frequency of its frequency of oscillation and piezoelectric ceramic transformer CT-1 is close.The multiple tube being comprised of triode Q1, triode Q2 is taken into account vibration, is discharged, provides the triple operating states of energy to provide energy input to piezoelectric ceramic transformer CT-1, piezoelectric ceramic transformer CT-1 obtains exciting power from oscillation circuit, the generation about 300-500 sinusoidal voltage doubly that boosts, through high-voltage diode D3, D4 rectification, becomes negative high voltage direct current, by high-voltage line, connects carbon brush fiber, ionized air produces anion, during anion can reach and the Electrostatic Absorption dust object that purifies air.Can be applied in family expenses or on-board air conditioner, air purifier system product.
Resistance D3, resistance D4, capacitor C 6 can be regarded two voltage-multiplying circuits as, if need to generate higher voltage, change two two voltage-multiplying circuits above into three multiplication of voltages, four multiplication of voltages ... N multiplication of voltage, are all one of the present utility model and extend application.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; any people who is familiar with this technology is in the disclosed technical scope of the utility model; the variation that can expect easily or replacement, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (7)
1. a piezoelectric ceramic transformer drive circuit, it is characterized in that, comprise: oscillating circuit, booster circuit, negative high voltage circuit and feedback circuit, the output of described oscillating circuit is connected with the input of booster circuit, the output of described booster circuit is connected with the input of described negative high voltage circuit, one end of described feedback circuit is connected with oscillating circuit, and the other end is connected with booster circuit, and the transformer of described booster circuit is piezoelectric ceramic transformer.
2. a kind of piezoelectric ceramic transformer drive circuit according to claim 1, it is characterized in that, described oscillating circuit comprises inductance L 1, resistance R 1, resistance R 2, diode D1, diode D2, triode Q1, triode Q2, capacitor C 4, capacitor C 5, one end of described inductance L 1 is connected with the collector electrode of triode Q2, another termination DC power anode; One termination DC power anode of resistance R 1, the other end is connected with the base stage of triode Q2, the emitter of triode Q2 is connected with the positive pole of diode D1, the negative pole of diode D1 is connected with one end of resistance R 2, positive pole is connected with the negative pole of DC power supply, and the other end of resistance R 2 is connected with the base stage of triode Q2; The base stage of triode Q1 is connected with the negative pole of diode D1, and collector electrode is connected with the base stage of triode Q2, and emitter is connected with the emitter of triode Q2; The negative pole of diode D2 is connected with the base stage of triode Q2, and positive pole is connected with triode Q2 emitter; One end of capacitor C 4 is connected with triode Q2 collector electrode, and the other end is connected with one end of capacitor C 5, and the other end of capacitor C 5 is connected with the emitter of triode Q2.
3. a kind of piezoelectric ceramic transformer drive circuit according to claim 2, it is characterized in that, the transformer of described booster circuit is piezoelectric ceramic transformer CT-1, an input of described piezoelectric ceramic transformer CT-1 is connected with the collector electrode of triode Q2, and another input is connected with the positive pole of diode D1.
4. a kind of piezoelectric ceramic transformer drive circuit according to claim 3, it is characterized in that, described feedback circuit comprises serpentine Cc, resistance R 3, capacitor C 2 and capacitor C 3, one end of described resistance R 3 is connected with the negative pole of diode D1, the other end is connected with one end of serpentine, one end of capacitor C 2 is connected with the positive pole of diode D1, the other end is connected with one end of capacitor C 3, the other end of capacitor C 3 is connected with one end of serpentine Cc, and the other end of serpentine Cc drives piezoelectric ceramic transformer CT-1.
5. a kind of piezoelectric ceramic transformer drive circuit according to claim 4, it is characterized in that, described negative high voltage circuit comprises diode D3, diode D4 and capacitor C 6, the negative pole of described diode D3 is connected with the output of piezoelectric ceramic transformer CT-1, positive pole is connected with one end of capacitor C 6, and the other end of capacitor C 6 is connected with the positive pole of diode D1; The positive pole of diode D4 is connected with the output of piezoelectric ceramic transformer CT-1, and negative pole is connected with the positive pole of diode D1.
6. a kind of piezoelectric ceramic transformer drive circuit according to claim 5, it is characterized in that, also comprise filter circuit and discharge end, one end of filter circuit is connected with the positive pole of DC power supply, the negative pole of the other end and DC power supply is connected, discharge end comprises carbon brush fiber and two emitters of grounding pin, and described carbon brush fiber is connected with the positive pole of diode D3, and grounding pin is connected with the negative pole of DC power supply.
7. a kind of piezoelectric ceramic transformer drive circuit according to claim 6, is characterized in that, described filter circuit comprises capacitor C 1, and one end of capacitor C 1 is connected with the positive pole of DC power supply, and the negative pole of the other end and DC power supply is connected; Described carbon brush fiber is connected by high-tension bus-bar with the positive pole of diode D3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533593.9U CN203537234U (en) | 2013-08-29 | 2013-08-29 | Piezoelectric ceramic transformer drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533593.9U CN203537234U (en) | 2013-08-29 | 2013-08-29 | Piezoelectric ceramic transformer drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203537234U true CN203537234U (en) | 2014-04-09 |
Family
ID=50423405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320533593.9U Expired - Lifetime CN203537234U (en) | 2013-08-29 | 2013-08-29 | Piezoelectric ceramic transformer drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203537234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441682A (en) * | 2013-08-29 | 2013-12-11 | 福尔斯通电子(昆山)有限公司 | Piezoelectric ceramic transformer drive circuit |
-
2013
- 2013-08-29 CN CN201320533593.9U patent/CN203537234U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441682A (en) * | 2013-08-29 | 2013-12-11 | 福尔斯通电子(昆山)有限公司 | Piezoelectric ceramic transformer drive circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204145330U (en) | A kind of high-pressure electrostatic pulse power | |
| CN101827488B (en) | Fluorescent lamp electronic ballast and lighting device | |
| CN202495879U (en) | High-voltage power supply circuit | |
| CN204131399U (en) | A kind of booster circuit | |
| CN201976007U (en) | Solar power supply double-push-pull oscillator electronic transformer | |
| CN203206508U (en) | Novel LED lamp driving circuit | |
| CN205303948U (en) | Air purifier high -voltage ion generating device | |
| CN203537234U (en) | Piezoelectric ceramic transformer drive circuit | |
| CN103441682A (en) | Piezoelectric ceramic transformer drive circuit | |
| CN104078846A (en) | Negative air ion generating circuit | |
| CN103427661A (en) | Drive circuit of piezoelectric ceramic transformer | |
| CN104049559A (en) | Load control circuit and device | |
| CN204578879U (en) | Ten thousand volts exchange superhigh pressure plasma generator | |
| CN103203287A (en) | Ozone regulating device of high-voltage electrostatic sterilization-dedusting air purifier | |
| CN206389283U (en) | A kind of power circuit of simple low-power high voltage output | |
| CN106411126A (en) | Portable laser boost power supply drive module | |
| CN206004528U (en) | A kind of high power booster circuit | |
| CN105978338A (en) | Micropower DC low voltage input DC high voltage generator | |
| CN202818123U (en) | Novel inversion type three-phase corona machine power supply | |
| CN105337480A (en) | Grid driving circuit with switching tubes connected in parallel | |
| CN101733215A (en) | Electrostatic atomizer | |
| CN105656166B (en) | The energy collection circuit of button power generation switch | |
| CN102843030B (en) | Topological circuit and electronic equipment | |
| CN202550915U (en) | Push-pull type inverter | |
| CN107959477A (en) | A kind of piezoelectric ultrasonic atomizer oscillating circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |