CN202066428U - Simulated firework generator - Google Patents
Simulated firework generator Download PDFInfo
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- CN202066428U CN202066428U CN2011200922415U CN201120092241U CN202066428U CN 202066428 U CN202066428 U CN 202066428U CN 2011200922415 U CN2011200922415 U CN 2011200922415U CN 201120092241 U CN201120092241 U CN 201120092241U CN 202066428 U CN202066428 U CN 202066428U
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Abstract
The utility model discloses a simulated firework generator, which is characterized by comprising a power supply end, a square wave signal generator, a decade counter, a bidirectional analog switch, a differential amplification circuit, an analog flashing circuit and an analog explosion sound circuit, wherein the power supply end has the voltage of 4.5V; a circuit of the square wave signal generator comprises a time base circuit integrated package U1, a peripheral resistor, a potentiometer and a capacitor; a circuit of the decade counter comprises a decade counter integrated package U3, a peripheral diode and a resistor; the circuit of the bidirectional analog switch comprises an analog switch integrated package A; the differential amplification circuit comprises a differential circuit and an audion amplification circuit, wherein the differential circuit comprises a capacitor and a resistor; the analog flashing circuit comprises a light emitting diode and a current limiting resistor, wherein the light emitting diode comprises red, green and blue; and the analog explosion sound circuit comprises a time base circuit integrated package U2, a peripheral resistance-capacitance device and a loudspeaker. The simulated firework generator can be used for simulating the explosion sound circuit of gunpowder-type fireworks and has the effect of combining sound and appearance.
Description
Technical field
The utility model relates to a kind of electronic equipments field, is specifically related to a kind of emulation fireworks generator.
Background technology
At present, when setting off fireworks display whenever celebrating red-letter day, that gorgeous in riotous profusion pattern and cheerful and light-hearted ardent blast sound all can stay fine impression to people, but gunpowder type fireworks and firecrackers must be followed contaminated environment, even to cause painful consequence be frequent; The purpose of this utility model is seted off in order to design a kind of simulated fireworks exactly, makes it not only not have the smoke contamination environment, but also not have person injury, and the suitable ear gentleness of the sound is arbitrarily built a carefree atmosphere in red-letter day and celebration simultaneously.The utility model electronic fireworks device simulated effect is good, stable performance, simple to operate, safe and reliable and can use repeatedly, can be widely used in substituting when celebrating red-letter day setting off gunpowder type fireworks and firecrackers.
The utility model content
The purpose of this utility model is to overcome above-mentioned technical deficiency, a kind of emulation fireworks generator is provided, and emulation gunpowder type fireworks and firecrackers is seted off and is reached the effect that shape is had both, and it had not only had the smoke contamination environment, but also has not had person injury, the suitable ear gentleness of the sound can stay fine impression to people again simultaneously; The utility model emulation fireworks generator simulated effect is good, stable performance, simple to operate, safe and reliable and can use repeatedly, can be widely used in substituting when celebrating red-letter day setting off gunpowder type fireworks and firecrackers, builds a carefree atmosphere.
For reaching above-mentioned utility model purpose, the technical scheme that is adopted is, a kind of emulation fireworks generator is characterized in that: comprise that feeder ear, square wave signal generator, decade counter, bidirectional analog switch, differential amplify, simulation is glistened and simulation fires the acoustic-electric road; Described feeder ear is 4.5V, fires acoustic-electric road integrated package U2 pin 8 and simulation flasher circuit resistor R 10 with pin 4, pin 8 and the simulation of square wave signal generator integrated package U1 respectively, R11, R12 are connected; Described square wave signal generator circuit comprises time base circuit integrated package U1 and peripheral resistor, potentiometer and capacitor, and square wave signal generator U1 output pin 3 is connected with capacitor C6 positive terminal, the decade counter integrated package U3 pin 13 that simulation fires the acoustic-electric road respectively; Described decade counter circuit comprises decade counter integrated package U3, peripheral diode and resistor, the pin 3 of its decade counter integrated package U3, pin 2 and pin 10 ends are connected with the positive terminal of diode D1, diode D2, diode D3 respectively, and the negative pole end of diode D1, diode D2, diode D3 is connected with pin 3 ends of bidirectional analog switch integrated package A1, A2, A3 respectively; Pin 2 ends of bidirectional analog switch A1, A2, A3 are connected with the positive terminal of capacitor C7, C8, C9 respectively; The negative pole end of capacitor C7, C8, C9 links to each other with the base stage of triode T1, T2, T3 respectively; The colelctor electrode of triode T1, T2, T3 links to each other with the negative pole end of red, green, blue simulation flash light emission diode group respectively.
The utility model emulation fireworks generator, simulated effect is good, stable performance, simple to operate, safe and reliable and can use repeatedly, it had not only had the smoke contamination environment, but also had not had person injury, the sound is fitted the ear gentleness simultaneously, can be widely used in substituting when celebrating red-letter day and set off gunpowder type fireworks and firecrackers, build a carefree atmosphere.
Description of drawings
Accompanying drawing 1 is that the emulation fireworks generator circuit that the utility model provides connects block diagram.
Accompanying drawing 2 is emulation fireworks generator circuit catenation principle figure that the utility model provides.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described:
Accompanying drawing 1 is that the emulation fireworks generator circuit that the utility model provides connects block diagram.As shown in Figure 1, electronic fireworks device feeder ear 4.5V fires the acoustic-electric road with simulation and is connected with square wave signal generator, simulation flash of light respectively; Square wave signal generator circuit control simulation fires acoustic-electric road and decade counter circuit, decade counter circuit control analog switching circuit, analog switching circuit control differential amplifier circuit, differential amplifier circuit control simulation flasher circuit.
Accompanying drawing 2 is emulation fireworks generator circuit catenation principle figure that the utility model provides.As shown in Figure 2, a kind of emulation fireworks generator is characterized in that: comprise that feeder ear, square wave signal generator, decade counter, bidirectional analog switch, differential amplify, simulation is glistened and simulation fires the acoustic-electric road.Described feeder ear is 4.5V; Its circuit of described square wave signal generator comprises time base circuit integrated package U1 and peripheral resistor, potentiometer and capacitor; Its circuit of described decade counter comprises decade counter integrated package U3, peripheral diode and resistor; Described its circuit of bidirectional analog switch comprises analog switch integrated package A; Described differential amplifier circuit comprises differential circuit and the transistor amplifier that capacitor, resistor constitute; Described simulation flasher circuit comprises light emitting diode and the current-limiting resistor that the red, green, blue color is formed; Described simulation fires the acoustic-electric road and comprises time base circuit integrated package U2 and peripheral capacitance resistance ware and loudspeaker.The effect that but the utility model emulation fireworks generator emulation gunpowder type fireworks display fire and sound shape is had both, described electronic fireworks device feeder ear 4.5V fires the acoustic-electric road with simulation and is connected with square wave signal generator, simulation flash of light respectively.
In the accompanying drawing 2, resistor R 1-R12 selects the carbon film resistor of 1/4W for use; It is the coil-moving speaker of 8 Ω that loudspeaker is selected power 0.5W, impedance for use; Time base circuit integrated package U1, U2 select NE555 for use, and diode D1-D13 selects IN4001 for use; Triode T1-T3 selects C9013 for use; LED 1, LED2 are φ 3 common light emitting diodes; Red LED lamp, green LED lamp, blue led lamp are φ 5 superhigh brightness LEDs; Other parameter is seen shown in the accompanying drawing.
Operation principle: the utility model electronic fireworks device is divided into luminous and sounding two parts.Time base circuit integrated package U1 adopts NE555 and peripheral capacitor C1, C3, resistor R 1 and potentiometer RP1 to constitute the square wave signal generator circuit, produce square-wave signal one tunnel and offer decade counter IC piece CD4017 pin 14 as triggering signal, make it to count, each count results is successively by Q0-Q6 output high level, lead by diode D1-D12 respectively, trigger the corresponding pin 1 of analog switching ic piece CD4066, pin 2, pin 3 control ends alone or in combination, make it conducting; The square-wave signal rising edge drives corresponding triode conducting, corresponding red, green, blue lumination of light emitting diode by the base stage of control transistor T1-T3 behind the differential circuit; Because square-wave signal voltage is by the index law decay variation that goes to zero by differential circuit control transistor base voltage Vb, the red, green, blue light emitting diode of the load of transistor T1-T3 is also thereupon via the of short duration change procedure of womp deepening.
Counting circuit piece CD4017 output state, analog switch A (CD4066) pin 1, pin 2, pin 3 conducting states and red, green, blue lumination of light emitting diode state are as shown in the table:
When counter output Q7 is high level, by D13 output the CD4017 counter is resetted, the red, green, blue light emitting diode is finished one and is taken turns seven kinds of color cyclic flares of generation.Along with square-wave signal is exported continuously, seven kinds of color flashes of light of monochrome or secondary colour also repeat constantly, and every kind of photochromic process of lighting can be given the effect of extinguishing rapidly again after a kind of similar fireworks flicker of people.
The circuit that the fireworks display sound is seted off in simulation is made up of time-base integrated circuit piece U2 and peripheral Resistor-Capacitor Unit and loudspeaker; By the square-wave signal of time base circuit integrated package U1 pin 3 output through resistor R 6, the pin 4 of the differential circuit control time base circuit integrated package U2 that capacitor C5 constitutes, control end voltage goes to zero by the index law decay from the square wave rising edge, in a bit of time that each square-wave signal rising edge rises, the high level that pin 4 maintenances of time base circuit integrated package U2 can trigger, the work of time base circuit integrated package U2 time base circuit produces pin 3 outputs of oscillator signal from time base circuit integrated package U2, drives loudspeaker through capacitor C5 and sends with red, green, blue light-emitting diode flash synchronous ";; " sound.Change potentiometer RP1 resistance and can regulate the flash of light dead time, LED 1 can be used for observing time base circuit integrated package U1 duty; Change potentiometer RP2 resistance and can regulate the number of times of flash period of loudspeaker ",, " sound, LED 2 is used to observe time base circuit integrated package U2 duty.
Though described embodiment of the present utility model in conjunction with the accompanying drawings, the protection domain that those of ordinary skills do not need various distortion that creativity work just can make or modification still to belong to this patent within the scope of the appended claims.
Claims (1)
1. an emulation fireworks generator is characterized in that: comprise that feeder ear, square wave signal generator, decade counter, bidirectional analog switch, differential amplify, simulation is glistened and simulation fires the acoustic-electric road; Described feeder ear is 4.5V, fires acoustic-electric road integrated package U2 pin 8 and simulation flasher circuit resistor R 10 with pin 4, pin 8 and the simulation of square wave signal generator integrated package U1 respectively, R11, R12 are connected; Described square wave signal generator circuit comprises time base circuit integrated package U1 and peripheral resistor, potentiometer and capacitor, and square wave signal generator U1 output pin 3 is connected with capacitor C6 positive terminal, the decade counter integrated package U3 pin 13 that simulation fires the acoustic-electric road respectively; Described decade counter circuit comprises decade counter integrated package U3, peripheral diode and resistor, the pin 3 of its decade counter integrated package U3, pin 2 and pin 10 ends are connected with the positive terminal of diode D1, diode D2, diode D3 respectively, and the negative pole end of diode D1, diode D2, diode D3 is connected with pin 3 ends of bidirectional analog switch integrated package A1, A2, A3 respectively; Pin 2 ends of bidirectional analog switch A1, A2, A3 are connected with the positive terminal of capacitor C7, C8, C9 respectively; The negative pole end of capacitor C7, C8, C9 links to each other with the base stage of triode T1, T2, T3 respectively; The colelctor electrode of triode T1, T2, T3 links to each other with the negative pole end of red, green, blue simulation flash light emission diode group respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200922415U CN202066428U (en) | 2011-04-01 | 2011-04-01 | Simulated firework generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200922415U CN202066428U (en) | 2011-04-01 | 2011-04-01 | Simulated firework generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202066428U true CN202066428U (en) | 2011-12-07 |
Family
ID=45060289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200922415U Expired - Fee Related CN202066428U (en) | 2011-04-01 | 2011-04-01 | Simulated firework generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202066428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115530A (en) * | 2013-03-15 | 2013-05-22 | 南通天地通网络工程有限公司 | Wireless remote controlled launch type fireworks and firecrackers |
-
2011
- 2011-04-01 CN CN2011200922415U patent/CN202066428U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115530A (en) * | 2013-03-15 | 2013-05-22 | 南通天地通网络工程有限公司 | Wireless remote controlled launch type fireworks and firecrackers |
| CN103115530B (en) * | 2013-03-15 | 2014-11-26 | 南通天地通网络工程有限公司 | Wireless remote controlled launch type fireworks and firecrackers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20120401 |