CN203017120U - Adjustable ultrasonic oscillation generator - Google Patents
Adjustable ultrasonic oscillation generator Download PDFInfo
- Publication number
- CN203017120U CN203017120U CN 201220659855 CN201220659855U CN203017120U CN 203017120 U CN203017120 U CN 203017120U CN 201220659855 CN201220659855 CN 201220659855 CN 201220659855 U CN201220659855 U CN 201220659855U CN 203017120 U CN203017120 U CN 203017120U
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- resistance
- stabilizing module
- oscillating circuit
- terminal voltage
- oscillation generator
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Abstract
The utility model provides an adjustable ultrasonic oscillation generator. A resistance adjusting module is connected with the adjusting end of a three-end voltage stabilizing module; the output end of the three-end voltage stabilizing module is connected with the input end of an LC (inductor capacitor) oscillating circuit; the output end of the LC oscillating circuit is connected with an output transistor; and the output voltage of the three-end voltage stabilizing module is controlled by slide rheostats in the resistance adjusting module. The adjustable ultrasonic oscillation generator provided by the utility model has the advantages that the output voltage of the three-end voltage stabilizing module LM317 can be adjusted continuously through the two slide rheostats; and frequency adjustment can be realized by adjusting the inductance of a transformer coil.
Description
Technical field
This utility model relates to a kind of sonic oscillation generator, particularly a kind of sonic oscillation generator that is applied in adjustable output power in armarium.
Background technology
The frequency of the supersonic generator of the magnetostriction oral cavity comprehensive treatment instrument in armarium is fixed at present, can't regulate, and does not reach the best cleaning performance that cleans one's teeth.
The utility model content
In order to solve above technical problem, this utility model provides a kind of adjustable sonic oscillation generator, one resistance adjustment module is connected with the adjustable side of three-terminal voltage-stabilizing module, the outfan of three-terminal voltage-stabilizing module is connected with the input of LC oscillating circuit, the outfan of LC oscillating circuit is connected with output triode, and the output voltage of three-terminal voltage-stabilizing module is subjected to the control of slide rheostat in the resistance adjustment module.
Described resistance adjustment module is an audion and two slide rheostats.
The base stage of described audion is connected with the sliding end of slide rheostat RP1, and the other two ends of slide rheostat RP1 are connected with VDD-to-VSS by divider resistance respectively; After being connected, resistance terminal of the sliding end of another slide rheostat RP2 and self is connected with the emitter-base bandgap grading of audion again, the another one resistance terminal of slip variable resistance RP2 is connected to the ground by divider resistance, and the colelctor electrode of audion is connected with the adjustable side of three-terminal voltage-stabilizing module.
Adjusting termination one resistance of described three-terminal voltage-stabilizing module, this resistance is connected with another resistance again, and this junction point is through capacity earth, and is connected with the input of LC oscillating circuit, and another resistance is connected with the outfan of three-terminal voltage-stabilizing module again.
The outfan of described LC oscillating circuit is connected with the base stage of output triode through divider resistance, and the input of LC oscillating circuit is connected with the colelctor electrode of output triode.
Select suitable audion and three-terminal voltage-stabilizing module, reduce caloric value.
Superior effect of the present utility model is:
1) output voltage of three-terminal voltage-stabilizing module LM317 is regulated continuously by two slide rheostat free of discontinuities;
2) realize the scalable of frequency by the inductance value of regulating transformer coil, its natural frequency with load is close realizes resonance, effect reaches the best;
3) reasonably select electronic device, reduce caloric value.
Description of drawings
Fig. 1 is basic circuit diagram of the present utility model.
The specific embodiment
See also shown in accompanying drawing, the utility model will be further described.
As shown in Figure 1, this utility model provides a kind of adjustable sonic oscillation generator, one resistance adjustment module is connected with the adjustable side of three-terminal voltage-stabilizing module LM317, the outfan of three-terminal voltage-stabilizing module LM317 is connected with the input of LC oscillating circuit, the outfan of LC oscillating circuit is connected with output triode Q4, and the output voltage of three-terminal voltage-stabilizing module LM317 is subjected to the control of slide rheostat in the resistance adjustment module.
Described resistance adjustment module is audion Q3 and two slide rheostat RP1, RP2.
The base stage of described audion Q3 is connected with the sliding end of slide rheostat RP1, and the other two ends of slide rheostat RP1 are connected with power supply by divider resistance R8 respectively, by R6 ground connection; After being connected, resistance terminal of the sliding end of another slide rheostat RP2 and self is connected with the emitter-base bandgap grading of audion Q3 again, the another one resistance terminal of slip variable resistance RP2 is by divider resistance R10 ground connection, and the colelctor electrode of audion Q3 is connected with the adjustable side of three-terminal voltage-stabilizing module LM317.
The adjustable side connecting resistance R1 of described three-terminal voltage-stabilizing module LM317, resistance R 1 is connected with another resistance R 2 again, and this junction point is through capacity earth, and is connected with the input of LC oscillating circuit, and resistance R 2 is connected with the outfan of three-terminal voltage-stabilizing module LM317 again.
The outfan of described LC oscillating circuit is connected with the base stage of output triode Q4 through divider resistance R6, and the input of LC oscillating circuit is connected with the colelctor electrode of output triode Q4.
The output voltage of LM317 is determined by following formula:
Wherein
Fixed resistance,
An audion and two resistance adjustment modules that slide rheostat forms.Its Principles of Regulation are to change by the amplification of audion
Impedance, make
Change, thereby change the LM317 output end voltage, R2 is current-limiting resistance, and this utility model comes regulation output power by electric current, that is to say, can raise or reduce output by the resistance of regulating R2 as required.
The LC oscillation module is composed in parallel by L, R, C, and the LC frequency of oscillation is determined by following formula:
R6 is divider resistance, is used to provide the base drive voltage of audion Q4.
Three-terminal voltage-stabilizing module LM317 of the present utility model is that the output voltage of three-terminal voltage-stabilizing module LM317 is regulated continuously by two slide rheostat free of discontinuities to the power supply of LC oscillating circuit.The frequency output of LC oscillating circuit is determined by L R C, realizes the scalable of frequency by the inductance value of regulating transformer coil.The signal of telecommunication that vibration is sent flows to outfan by audion Q4.
Claims (5)
1. adjustable sonic oscillation generator, it is characterized in that: a resistance adjustment module is connected with the adjustable side of three-terminal voltage-stabilizing module, the outfan of three-terminal voltage-stabilizing module is connected with the input of LC oscillating circuit, the outfan of LC oscillating circuit is connected with output triode, and the output voltage of three-terminal voltage-stabilizing module is subjected to the control of slide rheostat in the resistance adjustment module.
2. adjustable sonic oscillation generator according to claim 1, it is characterized in that: described resistance adjustment module is an audion and two slide rheostats.
3. adjustable sonic oscillation generator according to claim 2, it is characterized in that: the base stage of described audion is connected with the sliding end of slide rheostat RP1, and the other two ends of slide rheostat RP1 are connected with VDD-to-VSS by divider resistance respectively; After being connected, resistance terminal of the sliding end of another slide rheostat RP2 and self is connected with the emitter-base bandgap grading of audion again, the another one resistance terminal of slip variable resistance RP2 is connected to the ground by divider resistance, and the colelctor electrode of audion is connected with the adjustable side of three-terminal voltage-stabilizing module.
4. adjustable sonic oscillation generator according to claim 1, it is characterized in that: adjusting termination one resistance of described three-terminal voltage-stabilizing module, this resistance is connected with another resistance again, this junction point is through capacity earth, and be connected with the input of LC oscillating circuit, another resistance is connected with the outfan of three-terminal voltage-stabilizing module again.
5. adjustable sonic oscillation generator according to claim 1, it is characterized in that: the outfan of described LC oscillating circuit is connected with the base stage of output triode through divider resistance, and the input of LC oscillating circuit is connected with the colelctor electrode of output triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220659855 CN203017120U (en) | 2012-12-05 | 2012-12-05 | Adjustable ultrasonic oscillation generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220659855 CN203017120U (en) | 2012-12-05 | 2012-12-05 | Adjustable ultrasonic oscillation generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203017120U true CN203017120U (en) | 2013-06-26 |
Family
ID=48641142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220659855 Expired - Lifetime CN203017120U (en) | 2012-12-05 | 2012-12-05 | Adjustable ultrasonic oscillation generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203017120U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104758072A (en) * | 2015-04-27 | 2015-07-08 | 桂林市啄木鸟医疗器械有限公司 | Constant power output circuit and ultrasonic tooth cleaner constant power control method |
| CN104758071A (en) * | 2015-04-27 | 2015-07-08 | 桂林市啄木鸟医疗器械有限公司 | Power regulation circuit and ultrasonic tooth cleaner power regulation method |
-
2012
- 2012-12-05 CN CN 201220659855 patent/CN203017120U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104758072A (en) * | 2015-04-27 | 2015-07-08 | 桂林市啄木鸟医疗器械有限公司 | Constant power output circuit and ultrasonic tooth cleaner constant power control method |
| CN104758071A (en) * | 2015-04-27 | 2015-07-08 | 桂林市啄木鸟医疗器械有限公司 | Power regulation circuit and ultrasonic tooth cleaner power regulation method |
| CN104758071B (en) * | 2015-04-27 | 2016-06-08 | 桂林市啄木鸟医疗器械有限公司 | A kind of power conditioning circuitry and ultrasonic cavitron power regulating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20211213 Granted publication date: 20130626 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220613 Granted publication date: 20130626 |
|
| PD01 | Discharge of preservation of patent | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
|
| CX01 | Expiry of patent term |