CN207938311U - The phonation circuit for turning to sound is simulated with buzzer - Google Patents
The phonation circuit for turning to sound is simulated with buzzer Download PDFInfo
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- CN207938311U CN207938311U CN201820522732.0U CN201820522732U CN207938311U CN 207938311 U CN207938311 U CN 207938311U CN 201820522732 U CN201820522732 U CN 201820522732U CN 207938311 U CN207938311 U CN 207938311U
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Abstract
The phonation circuit for turning to sound is simulated with buzzer, belongs to automobile instrument technical field.The utility model solves existing buzzer phonation circuit, the single problem of sounding.The utility model includes resistance R1 to R3, triode KT1, diode D1, buzzer PS1 and inductance L1；One end of resistance R1 is used for return pulse signal, the other end of resistance R1 is connect simultaneously with the base stage of one end of resistance R2, one end of resistance R3 and triode KT1, the collector of triode KT1 is connect with the cathode power supply terminal of the anode of diode D1 and buzzer PS1, the cathode of diode D1 is connect with one end of the positive power supply terminal of buzzer PS1 and inductance L1, another termination power VCC of inductance L1；The other end of resistance R2 is grounded simultaneously with the other end of resistance R3 and the emitter of triode KT1.The utility model is mainly used on automobile.
Description
Technical field
The utility model belongs to automobile instrument technical field.
Background technology
In the prior art when motor turning, a kind of relay sounding, i.e.,：When steering indicating light is opened or is extinguished, relay
Actuation or disconnection when can all have a sound, this sound of driver habit, will when turning to by listen relay be attracted or
The sound that person disconnects judges whether steering indicating light is opened or closed；Another kind utilizes buzzer analogue relay sounding, buzzing
As long as device connects low level, buzzer will send out the sound, and the sound sent out is single, and sound is big, and it is right to some to cannot be satisfied
In infant, the elderly and some special populations to sound sensitive, therefore, simple, low cost that it is urgent to provide a kind of circuits and
A variety of phonation circuits for turning to sound can be sent out.
Utility model content
The utility model is to solve existing buzzer phonation circuit, the single problem of sounding, and the utility model provides
The phonation circuit for turning to sound is simulated with buzzer.
The phonation circuit for turning to sound, including resistance R1 to R3, triode KT1, diode D1, buzzing are simulated with buzzer
Device PS1 and inductance L1；
One end of resistance R1 is used for return pulse signal, the other end of resistance R1 and one end of resistance R2, resistance R3 one
End and the base stage of triode KT1 connect simultaneously, and the collector of triode KT1 and the anode of diode D1 and buzzer PS1's bears
Pole power supply terminal connection, the cathode of diode D1 are connect with one end of the positive power supply terminal of buzzer PS1 and inductance L1, inductance
Another termination power VCC of L1；
The other end of resistance R2 is grounded simultaneously with the other end of resistance R3 and the emitter of triode KT1.
Preferably, the buzzer PS1 is realized using SD1614T5-B5M type buzzers.
Preferably, the triode KT1 is realized using MMBT5551LT1 type triodes.
Preferably, the pulse signal that the resistance R1 is received is the pwm signal of MCU type microcontrollers output.
Preferably, the power supply VCC that the other end of the inductance L1 is connect is 5V voltages.
The advantageous effect that the utility model is brought is, described in the utility model that the sounding for turning to sound is simulated with buzzer
The pulse signal that circuit can be received by the one end regulation resistance R1, makes buzzer PS1 send out different sound, realizes buzzer
PS1 simulated automotives turn to sound, avoid buzzer phonation circuit in the prior art, the single problem of sounding.
Description of the drawings
Fig. 1 is the schematic diagram described in the utility model that the phonation circuit for turning to sound is simulated with buzzer；
Fig. 2 is the schematic diagram for the phonation circuit for using buzzer to realize in the prior art.
Specific implementation mode
Specific implementation mode one：Illustrate that present embodiment, present embodiment are simulated with buzzer and turn to sound referring to Fig. 1
Phonation circuit, including resistance R1 to R3, triode KT1, diode D1, buzzer PS1 and inductance L1；
One end of resistance R1 is used for return pulse signal, the other end of resistance R1 and one end of resistance R2, resistance R3 one
End and the base stage of triode KT1 connect simultaneously, and the collector of triode KT1 and the anode of diode D1 and buzzer PS1's bears
Pole power supply terminal connection, the cathode of diode D1 are connect with one end of the positive power supply terminal of buzzer PS1 and inductance L1, inductance
Another termination power VCC of L1；
The other end of resistance R2 is grounded simultaneously with the other end of resistance R3 and the emitter of triode KT1.
Present embodiment, the phonation circuit described in the utility model that steering sound is simulated with buzzer can be by adjusting electricity
The pulse signal that the one end R1 receives is hindered, buzzer PS1 is made to send out different sound, makes, it is suitable for various crowds, to realize buzzing
Device PS1 simulated automotives turn to sound, avoid buzzer phonation circuit in the prior art, the single problem of sounding.
The pulse signal that resistance R1 is received is sent out by vehicle-mounted microcontroller, control button is terminated before microcontroller, control is pressed
Button sends out different control signals to microcontroller, to which control single chip computer sends out different pulse signals, to make buzzer send out
Go out corresponding sound.
Specific implementation mode two：Illustrate present embodiment, present embodiment and specific implementation mode one or two institutes referring to Fig. 1
Difference lies in the buzzer PS1 uses SD1614T5-B5M types to the phonation circuit with buzzer simulation steering sound stated
Buzzer is realized.
Specific implementation mode three：Illustrate present embodiment, present embodiment and specific implementation mode one or two institutes referring to Fig. 1
Difference lies in the triode KT1 uses MMBT5551LT1 types three to the phonation circuit with buzzer simulation steering sound stated
Pole pipe is realized.
Specific implementation mode four：Illustrate present embodiment, present embodiment and specific implementation mode one or two institutes referring to Fig. 1
Difference lies in the pulse signal that the resistance R1 is received is MCU types to the phonation circuit with buzzer simulation steering sound stated
The pwm signal of microcontroller output.
Present embodiment adjusts buzzer sound by adjusting pwm signal.
Specific implementation mode five：Illustrate present embodiment, present embodiment and specific implementation mode one or two institutes referring to Fig. 1
Being simulated with buzzer of stating turns to the phonation circuit of sound, and difference lies in the power supply VCC that the other end of, the inductance L1 is connect
For 5V voltages.
In present embodiment, the power supply VCC that the other end of inductance L1 is connect can be that automobile instrument inside chip voltage stabilizing is converted
Stabilization 5V voltages afterwards.
The structure described in the utility model that the phonation circuit for turning to sound is simulated with buzzer is not limited to above-mentioned each implementation
Concrete structure recorded in mode can also be the reasonable combination of the technical characteristic recorded in the respective embodiments described above.
Claims (5)
1. simulating the phonation circuit for turning to sound with buzzer, which is characterized in that including resistance R1 to R3, triode KT1, two poles
Pipe D1, buzzer PS1 and inductance L1；
One end of resistance R1 is used for return pulse signal, the other end of resistance R1 and one end of resistance R2, resistance R3 one end and
The base stage of triode KT1 connects simultaneously, and the collector of triode KT1 is supplied with the cathode of the anode of diode D1 and buzzer PS1
Electric terminal connects, and the cathode of diode D1 is connect with one end of the positive power supply terminal of buzzer PS1 and inductance L1, inductance L1's
Another termination power VCC；
The other end of resistance R2 is grounded simultaneously with the other end of resistance R3 and the emitter of triode KT1.
2. according to claim 1 simulate the phonation circuit for turning to sound with buzzer, which is characterized in that the buzzer
PS1 is realized using SD1614T5-B5M type buzzers.
3. according to claim 1 or 2 simulate the phonation circuit for turning to sound with buzzer, which is characterized in that described three
Pole pipe KT1 is realized using MMBT5551LT1 type triodes.
4. according to claim 1 or 2 simulate the phonation circuit for turning to sound with buzzer, which is characterized in that the electricity
Hinder the pwm signal that the pulse signal that R1 is received is the output of MCU type microcontrollers.
5. according to claim 1 or 2 simulate the phonation circuit for turning to sound with buzzer, which is characterized in that the electricity
The power supply VCC that the other end of sense L1 is connect is 5V voltages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820522732.0U CN207938311U (en) | 2018-04-11 | 2018-04-11 | The phonation circuit for turning to sound is simulated with buzzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820522732.0U CN207938311U (en) | 2018-04-11 | 2018-04-11 | The phonation circuit for turning to sound is simulated with buzzer |
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| Publication Number | Publication Date |
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| CN207938311U true CN207938311U (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820522732.0U Active CN207938311U (en) | 2018-04-11 | 2018-04-11 | The phonation circuit for turning to sound is simulated with buzzer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108305607A (en) * | 2018-04-11 | 2018-07-20 | 航天科技控股集团股份有限公司 | The phonation circuit for turning to sound is simulated with buzzer |
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2018
- 2018-04-11 CN CN201820522732.0U patent/CN207938311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108305607A (en) * | 2018-04-11 | 2018-07-20 | 航天科技控股集团股份有限公司 | The phonation circuit for turning to sound is simulated with buzzer |
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