CN210751254U - Electronic firecracker control circuit and electronic firecracker - Google Patents
Electronic firecracker control circuit and electronic firecracker Download PDFInfo
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- CN210751254U CN210751254U CN201921510263.1U CN201921510263U CN210751254U CN 210751254 U CN210751254 U CN 210751254U CN 201921510263 U CN201921510263 U CN 201921510263U CN 210751254 U CN210751254 U CN 210751254U
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Abstract
The utility model discloses an electron firecrackers control circuit, including control module and set off sound analog module, set off sound analog module and include LED lamp area drive circuit and power amplifier output circuit, LED lamp area drive circuit and power amplifier output circuit respectively with the mutual electricity of control module is connected, power amplifier output circuit is connected with the mutual electricity of loudspeaker, LED lamp area drive circuit is connected with the mutual electricity in LED lamp area. The utility model realizes the adoption of the loudspeaker and the preset recording playing through the cooperative work of the control module and the setting-off sound simulation module, can effectively simulate the sound production of firecrackers and play various sound sources, and has good sound effect and strong on-site atmosphere sense; meanwhile, the LED control circuit enables the LED to emit light synchronously corresponding to the simulated sound, so that the effect of traditional firecracker setting off in actual life is effectively simulated, and the cultural consumption requirements of people are met. The utility model also discloses an electron firecrackers, it is equipped with electron firecrackers control circuit.
Description
Technical Field
The utility model relates to an electronic product makes technical field, concretely relates to electron firecrackers control circuit and electron firecrackers.
Background
In the traditional culture of China, firecrackers are the symbol of luckiness and solemn, and the sound of the firecrackers is deaf and the colored sparks fly all day by day every day at the festival and the festival, so that the firecrackers are happy and dancing. However, the firecrackers not only pollute the environment, but also cause various disabilities and fire accidents, and bring economic losses to the nation and people. In order to solve the defects of the traditional firecrackers and bring people with good joys, the electronic firecrackers are produced by transportation.
At present, the existing electronic firecrackers in the market comprise thunder and lightning type electronic firecrackers, can not only emit the analog sound of common firecrackers, but also emit flash along with the sound, so as to be fake and truer, have no gunpowder and pollution, cannot cause damage and fire accidents, can be reused, and can greatly reduce the economic expenditure.
However, the control circuit of the "setting off unit" of the thunder and lightning type electronic firecracker is often determined by the charging and discharging time of the capacitor to determine the frequency of the explosion. Because the resistance-capacitance parameters are fixed, the simulated explosion frequency is also fixed, the rhythm is single, and the effect difference with the real firecrackers is large.
In the prior art, chinese utility model patent with patent number 201821149471.9 discloses an electronic firecracker control circuit and electronic firecracker, include: the control circuit and a burning sound simulation module connected with the control circuit; the setting-off sound simulation module comprises a power supply conversion unit, a first energy storage element, a switch unit and a transformation unit which are sequentially connected, wherein the switch unit is connected with the control circuit, and the transformation unit is used for being connected with the acousto-optic device; the power supply conversion unit comprises a power supply interface which is used for being connected with an input power supply, converting the electric signal transmitted by the input power supply, sending the converted electric signal to the first energy storage element and charging the first energy storage element; the control circuit is provided with a pulse generator, the pulse generator sends a pulse signal to the switch unit according to a preset pulse frequency, and the switch unit is controlled to be switched on and switched off; the first energy storage element is used for forming a discharge loop with the transformation unit when the switch unit is switched on, and supplies power to the acousto-optic device through the transformation unit.
According to the electronic firecracker control circuit and the electronic firecracker disclosed by the patent, the electric signal transmitted by the input power supply is converted by the power supply conversion unit, the first energy storage element is charged by the converted electric signal, when the pulse generator of the control circuit sends the pulse signal to the switch unit, the acousto-optic device can be powered by switching on and off the switch unit, the pulse generator in the control circuit can send the pulse signal to the switch unit according to the preset pulse frequency, the explosion frequency of the acousto-optic device can be controlled by changing the pulse frequency, so that the simulated explosion frequency is more vivid, and the rhythm sense is stronger; however, the electronic firecracker control circuit and the electronic firecracker in the prior art still have certain defects, and because the electronic firecracker control circuit in the prior art still simulates the explosion sound by controlling the explosion sound frequency of the acousto-optic device, the simulation effect of the electronic firecracker control circuit can not be always compared with the actual firecracker setting-off effect, the field atmosphere sense is not strong, and the requirements of people at present can not be met.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide an electronic firecracker control circuit and an electronic firecracker, which can effectively simulate the sound production of the traditional firecracker and play various sound sources through the control circuit, the loudspeaker and the recording playing; meanwhile, an LED control circuit is adopted, so that the LED correspondingly emits light, the light emission of firecracker explosion can be simulated, the acousto-optic effect of the traditional firecracker setting off in practice can be effectively simulated, the on-site atmosphere sense is enhanced, and the cultural consumption requirements of people are met.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an electron firecrackers control circuit, includes control module and sets off sound analog module, set off sound analog module and include LED lamp area drive circuit and power amplifier output circuit, LED lamp area drive circuit and power amplifier output circuit respectively with the control module electricity is connected each other, power amplifier output circuit is connected with the loudspeaker electricity each other, LED lamp area drive circuit is connected with LED lamp area electricity each other.
As a further improvement, the control module comprises an MCU singlechip, the MCU singlechip respectively with the mutual electric connection of LED lamp area drive circuit and power amplifier output circuit.
The electronic firecracker control circuit comprises a control module and a setting-off sound simulation module, wherein the control module is an MCU (microprogrammed control Unit) singlechip which can realize switch triggering and low-voltage detection functions, and controls the output of an LED lamp belt driving circuit and a power amplifier output circuit in the setting-off sound simulation module through the control module, wherein the LED lamp belt driving circuit enables an LED to correspondingly emit light through an LED lamp belt connected with the LED lamp belt driving circuit and can simulate the light emission of firecracker explosion; wherein power amplifier output circuit exports through its loudspeaker of connecting outwards, can effectively simulate firecracker sound production, and this power amplifier output circuit can adopt meaning method ST25W power amplifier chip, and the MCU singlechip is connected with this meaning method ST25W power amplifier chip electricity each other, and power amplifier chip is connected with loudspeaker electricity each other, and this power amplifier chip of monolithic control and then control loudspeaker carry out the sound source output.
As a further improvement, the utility model also comprises a voice control module for the sound source storage, the voice control module with the mutual electric connection of control module, it includes a voice control chip, and this voice control chip internal storage is by predetermined audio file. This speech control chip can adopt Flash sound source memory chip, and this chip can type into and save external multiple sound source file for the output of multiple different sound sources of simulation, multiple audio file can be realized to the single chip module, including firecracker sound, laugh, singing or music etc..
As a further improvement, the utility model also comprises a wireless receiving module, the wireless receiving module with the mutual electric connection of control module, it still passes through internet access with a wireless remote controller. This wireless receiving module can adopt 433MHZ wireless receiving module, and this 433MHZ wireless receiving module is connected with 433MHZ wireless remote control ware and MCU singlechip electricity each other respectively, takes place control signal to wireless receiving module through wireless remote control ware, and wireless receiving module receives control signal transmission to the MCU singlechip in, can control the MCU singlechip.
As a further improvement of the utility model, the power supply module comprises an external power supply module for external charging and a built-in power supply module, wherein the built-in power supply module is electrically connected with the external power supply module and the control module respectively; the internal power module includes one or more 18650 batteries. The built-in power supply module is electrically connected with the external power supply module and the MCU singlechip respectively, power is supplied to the singlechip through a 18650 battery in the built-in power supply, and the additionally arranged external power supply module can be connected with a DC12V/0.5A charger to charge the built-in power supply. Other rechargeable batteries or dry cells may also be used.
As a further improvement, the MCU singlechip is still externally connected with a work indicator lamp, the work indicator lamp comprises one or more LED flashing lamps. The working state of the electronic firecracker is displayed through the arranged working indicator lamp.
Compared with the prior art have the advantages that:
1. the utility model provides an electronic firecracker control circuit and electronic firecracker, this electronic firecracker control circuit include control module and set off sound simulation module, regard singlechip as control circuit's master control, specifically through adopting speaker and on-the-spot recording file broadcast, still adopt LED control circuit simultaneously, make LED correspond luminous, can effectively simulate traditional firecracker sound production, give off light, reinforcing on-the-spot atmosphere sense;
2. the utility model discloses electronic firecrackers can broadcast each multiple predetermined audio file, simulate multiple sound source, for example firecracker sound, laughing sound, singing sound and music etc. enlarge electronic firecrackers 'function and usage, satisfy people's multiple culture consumption demand.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a block diagram of the electronic firecracker control circuit of the present invention;
fig. 2 is a schematic circuit diagram of the electronic firecracker control circuit of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the electronic firecracker control circuit provided by this embodiment includes a control module and a set-off sound simulation module, the set-off sound simulation module includes a LED lamp strip driving circuit and a power amplifier output circuit, the LED lamp strip driving circuit and the power amplifier output circuit are respectively electrically connected with the control module, the power amplifier output circuit is electrically connected with a tweeter, and the LED lamp strip driving circuit is electrically connected with a LED lamp strip.
In the electronic firecracker control circuit in the embodiment, the control module comprises an MCU singlechip, and the MCU singlechip is electrically connected with the LED lamp strip driving circuit and the power amplifier output circuit respectively.
The electronic firecracker control circuit comprises a control module and a setting-off sound simulation module, wherein the control module is an MCU (microprogrammed control Unit) singlechip which can realize switch triggering and low-voltage detection functions, and controls the output of an LED lamp belt driving circuit and a power amplifier output circuit in the setting-off sound simulation module through the control module, wherein the LED lamp belt driving circuit enables an LED to correspondingly emit light through an LED lamp belt connected with the LED lamp belt driving circuit and can simulate the light emission of firecracker explosion; wherein power amplifier output circuit exports through its loudspeaker of connecting outwards, can effectively simulate firecracker sound production, and this power amplifier output circuit can adopt meaning method ST25W power amplifier chip, and the MCU singlechip is connected with this meaning method ST25W power amplifier chip electricity each other, and power amplifier chip is connected with loudspeaker electricity each other, and this power amplifier chip of monolithic control and then control loudspeaker carry out the sound source output.
The electronic firecracker control circuit in the embodiment further comprises a voice control module used for storing a sound source, wherein the voice control module is electrically connected with the control module and comprises a voice control chip, and a preset audio file is stored in the voice control chip. This speech control chip can adopt Flash sound source memory chip, and this chip can type into and save external multiple sound source file for the output of multiple different sound sources of simulation, multiple audio file can be realized to the single chip module, including firecracker sound, laugh, singing or music etc..
The electronic firecracker control circuit in the embodiment further comprises a wireless receiving module, wherein the wireless receiving module is electrically connected with the control module, and is also connected with a wireless remote controller through a network. This wireless receiving module can adopt 433MHZ wireless receiving module, and this 433MHZ wireless receiving module is connected with 433MHZ wireless remote control ware and MCU singlechip electricity each other respectively, takes place control signal to wireless receiving module through wireless remote control ware, and wireless receiving module receives control signal transmission to the MCU singlechip in, can control the MCU singlechip.
The electronic firecracker control circuit in the embodiment further comprises a power supply module, wherein the power supply module comprises an external power supply module and a built-in power supply module which are used for external charging, and the built-in power supply module is electrically connected with the external power supply module and the control module respectively; the internal power module includes one or more 18650 batteries. The built-in power supply module is electrically connected with the external power supply module and the MCU singlechip respectively, power is supplied to the singlechip through a 18650 battery in the built-in power supply, and the additionally arranged external power supply module can be connected with a DC12V/0.5A charger to charge the built-in power supply. Other rechargeable batteries or dry cells may also be used.
In the electronic firecracker control circuit in the embodiment, the MCU singlechip is also externally connected with a work indicator lamp, and the work indicator lamp comprises one or more paths of LED flashing lamps. The working state of the electronic firecracker is displayed through the arranged working indicator lamp.
An electronic firecracker is internally provided with the electronic firecracker control circuit.
Referring to fig. 2, the electronic firecracker control circuit in the embodiment includes a TM52F5268B chip, a Qt2019bfh chip, a flash-Qt2019bfh chip, a TDA7492P13TR chip, a BA6208 chip and peripheral circuits thereof, respectively.
The first pin of the BA6208 chip is connected to a +12V voltage input, the second pin is connected to the fourth pin through a light emitting diode in series, the third pin and the seventh pin are grounded, the fifth pin is connected to the third pin of the TM52F5268B chip, and the eighth pin is connected to the second pin of the TM52F5268B chip.
The TM52F5268B chip has a first pin connected to ground, a fourth pin connected to a +5V voltage input through a resistor and to ground through a capacitor, the fifth pin is connected with the ground end through a capacitor, the sixth pin, the seventh pin, the eighth pin and the ninth pin are respectively connected with the output of the LED, the tenth pin is connected with the ground end through a capacitor, connected with the ground end through a resistor and connected with a +12V voltage input through a resistor, the eleventh pin is connected with the CTRL terminal, the twelfth pin is an RF _ IN FM broadcast input interface, the fourteenth pin of the chip is connected with the fifth pin of the Qt2019bfh chip through a resistor, the eighteenth pin of the chip is connected with the second pin of the Qt2019bfh chip through a resistor, the nineteenth pin is connected with the first pin of the Qt2019bfh chip through a resistor, and the twentieth pin is respectively connected with the ground end through a capacitor, the ground end through another capacitor and a voltage of 3.3V.
The sixth pin of the Qt2019bfh chip is connected with a voltage of 3.3V, the tenth pin is connected to the INl + terminal, and is also connected to the eleventh pin through a resistor and a capacitor, the twelfth pin is connected to ground and the fourteenth pin through a capacitor, the thirteenth pin is connected to the fourteenth pin, the fourteenth pin is also connected with the ground end through a capacitor, connected with a voltage of 3.3V, respectively connected with the ground end through a capacitor and the fourth pin of the flash-Qt2019bfh chip, connected with the third pin of the flash-Qt2019bfh chip, the fifteenth pin of the flash-Qt2019bfh chip is connected with the second pin of the flash-Qt2019bfh chip, the sixteenth pin of the flash-Qt2019bfh chip is connected with the sixth pin of the flash-Qt2019bfh chip, the seventeenth pin of the chip is connected with the RSTB terminal, the eighteenth pin of the chip is connected with the first pin of the flash-Qt2019bfh chip, the nineteenth pin of the chip is connected with the fifth pin of the flash-Qt2019bfh chip.
The seventh pin of the flash-Qt2019bfh chip is connected to the eighth pin, and the seventh pin and the eighth pin are respectively connected to a voltage of 3.3V.
Wherein, the TDA7492P13TR chip has a tenth pin connected with an eleventh pin, a sixteenth pin connected with a seventeenth pin, a tenth pin and an eleventh pin connected with one end of the horn through a resistor, a sixteenth pin and a seventeenth pin connected with the other end of the horn through a resistor, a tenth pin and the eleventh pin connected with the sixteenth pin and the seventeenth pin through a capacitor, a ground and a capacitor, respectively, the twelfth pin connected with the thirteenth pin, the fourteenth pin connected with the fifteenth pin, the twelfth pin connected with the thirteenth pin with a +12V voltage, the fourteenth pin connected with the fifteenth pin, the twelfth pin connected with the ground through a capacitor, a capacitor and a capacitor, respectively, the eighteenth pin is connected with the nineteenth pin through a capacitor, the eighteenth pin and the nineteenth pin are connected with a resistor and then output for twenty-sixth way, the twenty-sixth way output is connected with a resistor in parallel and output for thirtieth way, the eighteenth pin and the nineteenth pin are connected with a resistor in parallel and output for thirtieth way, the twentieth pin is output for twentieth way, the twenty-first pin is output for twenty-first way, the twenty-second pin is output for twenty-second way, the twenty-third pin is output for twenty-third way, the twenty-fourth pin is connected with the ground end through a capacitor, the capacitor is also connected with a resistor in parallel, the twenty-sixth pin is connected with the twenty-eighth pin through a resistor and is also connected with the twenty-sixth pin and the ground end, a capacitor is arranged between the twenty-sixth pin and the ground end, the twenty-ninth pin is connected with the ground end through a capacitor, the thirty-first pin is connected with the thirty-second pin through a capacitor, the thirty-third pin is connected with the ground through a capacitor, the thirty-fourth pin is connected with the ground through a capacitor, and the thirty-fifth pin is connected with the thirty-sixth pin through a capacitor.
The twentieth output of the TDA7492P13TR chip is connected to ground through a capacitor, and is further connected to a collector of a transistor through a resistor, the twentieth output of the TDA7492P13TR chip is connected to ground through a resistor, is connected to ground through a capacitor, and is further connected to a collector of a transistor through a resistor, an emitter of the transistor is connected to a 3.3V voltage, the 3.3V voltage is respectively connected to a base of the transistor and a collector of another transistor through a resistor, the base of the transistor is connected to the CTRL end of the TM52F52 5268B chip, and the emitter of the transistor is grounded.
The second twenty paths of the TDA7492P13TR chip are connected to the INL + terminal through a capacitor, the twenty-third path output is connected to the INL-terminal through a capacitor, two capacitors are connected in series between the twenty-second path output and the twenty-third path output, and the capacitors are respectively connected to the ground terminal.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.
Claims (8)
1. The utility model provides an electron firecrackers control circuit, its characterized in that, includes control module and sets off sound analog module, set off sound analog module and include LED lamp area drive circuit and power amplifier output circuit, LED lamp area drive circuit and power amplifier output circuit respectively with control module electricity each other is connected, power amplifier output circuit is connected with the loudspeaker electricity each other, LED lamp area drive circuit is connected with LED lamp area electricity each other.
2. The electronic firecracker control circuit of claim 1, further comprising a voice control module for sound source storage, electrically connected to the control module, and comprising a voice control chip, wherein the voice control chip stores a preset audio file.
3. The electronic firecracker control circuit of claim 1, further comprising a wireless receiving module, wherein the wireless receiving module is electrically connected with the control module and is further connected with a wireless remote controller through a network.
4. The electronic firecracker control circuit of claim 1, further comprising a power supply module, wherein the power supply module comprises an external power supply module for external charging and a built-in power supply module, and the built-in power supply module is electrically connected with the external power supply module and the control module respectively.
5. The electronic firecracker control circuit of claim 4 wherein the built-in power supply module comprises one or more batteries.
6. The electronic firecracker control circuit of claim 1, wherein the control module comprises an MCU singlechip, and the MCU singlechip is electrically connected with the LED lamp strip driving circuit and the power amplifier output circuit respectively.
7. The electronic firecracker control circuit of claim 6, wherein the MCU singlechip is further externally connected with a work indicator lamp, and the work indicator lamp comprises one or more LED flashing lamps.
8. An electronic firecracker characterized in that it is provided with an electronic firecracker control circuit according to any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921510263.1U CN210751254U (en) | 2019-09-11 | 2019-09-11 | Electronic firecracker control circuit and electronic firecracker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921510263.1U CN210751254U (en) | 2019-09-11 | 2019-09-11 | Electronic firecracker control circuit and electronic firecracker |
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| Publication Number | Publication Date |
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| CN210751254U true CN210751254U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921510263.1U Active CN210751254U (en) | 2019-09-11 | 2019-09-11 | Electronic firecracker control circuit and electronic firecracker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156870A (en) * | 2021-05-17 | 2021-07-23 | 齐河博雅智能装备有限公司 | Control method and device for electronic firecrackers, computer equipment and medium |
| CN114053735A (en) * | 2021-11-26 | 2022-02-18 | 王玲 | Electronic falling cannon for children toy |
-
2019
- 2019-09-11 CN CN201921510263.1U patent/CN210751254U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156870A (en) * | 2021-05-17 | 2021-07-23 | 齐河博雅智能装备有限公司 | Control method and device for electronic firecrackers, computer equipment and medium |
| CN114053735A (en) * | 2021-11-26 | 2022-02-18 | 王玲 | Electronic falling cannon for children toy |
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Inventor after: Ye Mouliang Inventor before: Ye Mouliang |