CN214199845U

CN214199845U - Electronic firecracker

Info

Publication number: CN214199845U
Application number: CN202120122945.6U
Authority: CN
Inventors: 匡建华; 匡子年
Original assignee: Huanbao Electronic Technology Hangzhou Co ltd
Current assignee: Huanbao Electronic Technology Hangzhou Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-09-14
Anticipated expiration: 2031-01-12

Abstract

The utility model belongs to the technical field of the electron, it discloses a safe environmental protection's electron firecracker. The firecracker comprises a firecracker cylinder, a firecracker cylinder top plate, a circuit board, a power supply, a loudspeaker and a button; the circuit board comprises a trigger switch, a music chip and an LED lamp bead group; the power supply is connected with the trigger switch, the music chip and the LED lamp bead group; the trigger switch is connected with the music chip; the music chip is burned with firecracker explosion sound and an LED flashing program and connected with the loudspeaker and the LED lamp bead group; the top plate of the firecracker tube is a semitransparent body; the time length of the firecracker explosion sound of the music chip is the same as the time length of the LED lamp bead group flashing, and the firecracker explosion sound and the LED lamp bead group flashing work synchronously. The utility model retains the beneficial function of traditional gunpowder firecrackers in creating festive and hot atmosphere, removes the harmful defects of traditional gunpowder firecrackers, and is safe and environment-friendly; the electronic device is manufactured by adopting a common electronic device, has a simple structure, works reliably and can be repeatedly used.

Description

Electronic firecracker

Technical Field

The utility model relates to the field of electronic technology, specifically speaking, it relates to an electron firecracker.

Background

The traditional gunpowder firecracker creates a joyful atmosphere for people's life, becomes an essential article for important festivals and joyous matters, and is also an article which children like to play. However, the gunpowder firecracker has serious potential safety hazard and environmental protection problem, and children are easy to hurt in the playing process and have adverse effect on the environment. At present, safe and environment-friendly electronic crackers suitable for children to play are seen in the market.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the shortcomings in the prior art, and provides a safe and environment-friendly electronic firecracker which has the explosion flashing and sound effects of the traditional gunpowder firecracker and is suitable for children to play.

The utility model discloses a following technical scheme realizes.

An electronic firecracker comprises a firecracker cylinder 1, a firecracker cylinder top plate 2, a circuit board 3, a power supply 4 and a loudspeaker 5; the circuit board comprises a trigger switch 6, a music chip 7 and an LED lamp bead group 8; the power supply 4 is connected with the trigger switch 6, the music chip 7 and the LED lamp bead group 8; the trigger switch 6 is connected with a music chip 7; the music chip 7 is burned with firecracker explosion sound and LED flashing programs and connected with the loudspeaker 5 and the LED lamp bead group 8; the power supply is 4-36V direct current.

The side wall of the firecracker tube 1 is provided with a loudspeaker 5 sound sending hole net, a power supply 4 access door, a power supply switch 10 operating handle hole and a power supply indicator light 11 display hole; the center of the top plate 2 of the firecracker tube is provided with a hole; the trigger switch 6 is installed in the center of the circuit board 3; the trigger switch 6 is provided with a button 9, and the button 9 is arranged in a central hole of the top plate 2 of the firecracker tube; the top plate 2 of the firecracker tube and the button 9 are arranged above the circuit board 3; the circuit board 3 is also provided with a power switch 10 and a power indicator lamp 11; the LED lamp bead group 8 comprises 1-12 LED lamp beads; the top plate of the firecracker tube is a semitransparent body and can flash through the LED lamp bead group 8; the time length of the firecracker explosion sound of the music chip 7 is the same as the time length of the flashing light of the LED lamp bead group 8, and the firecracker explosion sound and the flashing light of the LED lamp bead group synchronously work.

The utility model has the advantages that:

1. the electronic firecracker of the utility model can simulate the explosion flash and the explosion sound of the traditional gunpowder firecracker, the beneficial function of the traditional gunpowder firecracker for creating the festival hot and alarming atmosphere is reserved, the harmful defects of the traditional gunpowder firecracker are removed, and the electronic firecracker is safe and environment-friendly;

2. can be used as an article for creating a happy atmosphere in festivals and festivals, and can also be used as a toy for children;

3. the electronic device is manufactured by adopting a common electronic original device, and has the advantages of simple structure, reliable work and low manufacturing cost;

4. can be repeatedly used, has low use cost and is practical and economic.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the electronic firecracker of the present invention;

FIG. 2 is a schematic circuit diagram of a circuit board according to an embodiment of the electronic firecracker of the present invention;

in the figure: 1-firecracker tube, 2-firecracker tube top plate, 3-circuit board, 4-power supply, 5-loudspeaker, 6-trigger switch, 7-music chip, 8-LED lamp bead group, 9-button, 10-power switch, 11-power indicator lamp

Detailed Description

The invention is further described with reference to the following figures and examples.

The figure shows that the electronic firecracker of the utility model comprises a firecracker cylinder 1, a firecracker cylinder top plate 2, a circuit board 3, a power supply 4, a loudspeaker 5 and a button 9.

The sound of firecracker explosion is copied into the music chip 7, and the time is 20 seconds; and an LED flashing program is copied, and the time duration is 20 seconds.

Assembling the circuit board 3: a trigger switch 6 is arranged in the center of a circuit board 3, a power socket P1, a power switch 10, a power indicator lamp 11 and a horn socket P2 are respectively arranged at the edge of the circuit board 3, a resistor R1, a music chip 7 and a capacitor C1 are arranged at the proper position of the circuit board, and 4 LED lamp beads are arranged at the proper position of the circuit board to form an LED lamp bead group 8. The electronic components installed on the circuit board are connected with each other by circuits, and the specific connection mode refers to fig. 2. the circuit board circuit schematic diagram of the electronic firecracker embodiment of the utility model.

Assembling the electronic firecracker: A4.5V direct-current power supply 4 and an 8-ohm 3-watt loudspeaker 5 are installed on the lower half part in the firecracker tube, the power supply 4 corresponds to a power supply access door of the firecracker tube, and the loudspeaker 5 corresponds to a loudspeaker sound sending hole network of the firecracker tube. The circuit board is arranged in the firecracker tube and is arranged above the power supply 4 and the loudspeaker 5, the operating handle of the power supply switch 10 on the circuit board corresponds to the operating handle hole of the power supply switch of the firecracker tube, and the power supply indicator light 11 corresponds to the display hole of the power supply indicator light of the firecracker tube. The power source 4 is wired to the power outlet P1 and the horn 5 is wired to the horn outlet P2. The top plate 2 and the button 9 of the firecracker tube are arranged in the firecracker tube and are arranged above the circuit board, and the button 9 corresponds to the trigger switch 6 in the center of the circuit board 3.

The utility model discloses electronic firecracker's use working process is:

turning on the power switch 10, the power indicator lamp 11 lights; pressing the button 9, the LED lamp bead group 8 flickers, the flickers can be seen through the translucent firecracker tube top plate 2, meanwhile, the loudspeaker 5 sounds the firecracker explosion sound, and the flickers and the explosion sound stop after continuing for the preset time; when the electronic firecracker is not needed to be used, the power switch 10 is turned off, and the power indicator lamp 11 is turned off.

Claims

1. An electronic firecracker is characterized by comprising a firecracker cylinder, a firecracker cylinder top plate, a circuit board, a power supply and a loudspeaker; the circuit board comprises a trigger switch, a music chip and an LED lamp bead group; the power supply is connected with the trigger switch, the music chip and the LED lamp bead group; the trigger switch is connected with the music chip; the music chip is burned with firecracker explosion sound and an LED flashing program and connected with the loudspeaker and the LED lamp bead group; the power supply is 4-36V direct current.

2. The electronic firecracker of claim 1, wherein the side wall of the firecracker tube is provided with a speaker sound-sending hole net, a power access door, a power switch operating handle hole and a power indicator lamp display hole.

3. The electronic firecracker of claim 1 wherein a hole is provided in the center of the top plate of the firecracker barrel.

4. The electronic firecracker of claim 1 wherein the trigger switch is mounted centrally on the circuit board.

5. The electronic firecracker of claim 1, wherein the trigger switch is provided with a button, and the button is installed in a central hole of a top plate of the firecracker tube.

6. The electronic firecracker of claim 1 wherein the top plate of the firecracker barrel and the button are mounted above the circuit board.

7. The electronic firecracker of claim 1, wherein the circuit board is further provided with a power switch and a power indicator light.

8. The electronic firecracker of claim 1, wherein the LED lamp bead group comprises 1-12 LED lamp beads.

9. The electronic firecracker of claim 1, wherein the top plate of the firecracker cylinder is translucent and can transmit the flash of the LED lamp bead group.

10. The electronic firecracker of claim 1, wherein the firecracker explosion sound time length of the music chip and the flashing light time length of the LED lamp bead group are the same and work synchronously.