CN215939008U

CN215939008U - Electronic firecrackers

Info

Publication number: CN215939008U
Application number: CN202122072318.9U
Authority: CN
Inventors: 王志华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-03-04
Anticipated expiration: 2031-08-31

Abstract

An electronic firecracker comprises a shell, a direct-current power supply, a high-voltage pulse signal generator, a discharge head, a wireless receiving module, an LED driving circuit, an LED lamp and an LED driving circuit, wherein the wireless receiving module is also arranged in the shell, the output end of the wireless receiving module is connected with the controlled ends of the high-voltage pulse signal generator and the LED driving circuit, and the wireless receiving module is provided with a remote controller; the direct current power supply comprises a charger and a lithium battery, the lithium battery is installed in the shell, a charger socket is installed on the shell, and a power line and a charger plug are arranged on the charger. The utility model has the advantages that: the buzzer is added, so that the sound with lower audio frequency can be emitted, the firecracker sound simulated by combining the discharge sound of the high-voltage discharge head is closer to the traditional firecracker sound; the color of the tone and the color of the flash can be remotely controlled and changed, and the simulation effect is better; the lithium battery is adopted for power supply, and the outdoor use is convenient.

Description

Electronic firecrackers

Technical Field

The utility model relates to an electronic firecracker which is mainly used for simulating the sound and the flash of the traditional firecracker indoors and outdoors to replace the traditional firecracker.

Background

The traditional firecrackers release a lot of harmful gases in the setting off process, which causes great pollution to the environment. In order to solve the above problems, in recent years, various electronic firecrackers simulating the traditional firecrackers have appeared, which have the following disadvantages: the sound of the firecracker simulated by the sound generated by the high-voltage discharge head during discharging is lack of the sound of a lower audio frequency range, the sound is harsh, the sound is different from the sound of the traditional firecracker, and the simulation effect is poor; tone and flash are monotonous and can not be changed; needs a mains supply and is inconvenient for outdoor use.

Disclosure of Invention

The utility model provides an electronic firecracker, which aims to solve the problems in the prior art.

The technical scheme of the utility model is as follows: an electronic firecracker comprises a shell, a direct-current power supply, a high-voltage pulse signal generator, a discharge head, an LED lamp and an LED drive circuit, wherein a circuit board welded with the high-voltage pulse signal generator and the LED drive circuit is installed in the shell; the LED lamp is arranged on the shell and connected with the output end of the LED driving circuit, and the direct-current power supply is used for supplying power to the high-voltage pulse signal generator and the LED driving circuit. The wireless receiving module is also arranged in the shell, the output end of the wireless receiving module is connected with the high-voltage pulse signal generator and the controlled end of the LED driving circuit, and the wireless receiving module is provided with a remote controller; the direct current power supply comprises a charger and a lithium battery, the lithium battery is installed in the shell, a charger socket is installed on the shell, and a power line and a charger plug are arranged on the charger.

The utility model has the advantages that: the buzzer is added, so that the sound with lower audio frequency can be emitted, the firecracker sound simulated by combining the discharge sound of the high-voltage discharge head is closer to the traditional firecracker sound; the color of the tone and the color of the flash can be remotely controlled and changed, and the simulation effect is better; the lithium battery is adopted for power supply, and the outdoor use is convenient.

Drawings

FIG. 1 is a schematic perspective view of the present invention as a whole;

FIG. 2 is a side view of the main body of the present invention;

FIG. 3 is a right side view of FIG. 2;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a cross-sectional view B-B of FIG. 3;

fig. 6 is a circuit block diagram of the present invention.

Description of reference numerals: 1. charger, 2, audio signal generator, 3, bee calling organ, 4, lithium cell, 5, high-voltage pulse signal generator, 6, discharge head, 7, wireless receiving module, 8, LED drive circuit, 9, LED lamp, 10, procapsid, 11, screw through-hole, 12, bottom sound emission hole, 13, back casing, 14, top sound emission hole, 15, power master switch, 16, branch switch, 17, screw fixing hole, 18, remote controller, 19, circuit board, 20, charger socket, 21, charger plug, 22, LED welded plate, 23, power master switch bayonet socket, 24, charger socket bayonet socket, 25, branch switch bayonet socket, 26, through-hole.

Detailed Description

Referring to fig. 1-6, the electronic firecracker of the present invention includes a casing, a dc power supply, a high voltage pulse signal generator 5, a discharge head 6, a wireless receiving module 7, an LED driving circuit 8, an LED lamp 9 and an LED driving circuit 8.

The shape of the shell of the embodiment is a regular octahedron and is formed by buckling a front shell 10 and a rear shell 13, three screw through holes 11 are respectively arranged on two vertical sides of the front shell 10, three screw fixing holes 17 corresponding to the screw through holes 11 one by one are arranged on two vertical sides of the inside of the rear shell 13, and the screw through holes 11 penetrate self-tapping screws to be fixed in the screw fixing holes 17. The periphery of the bottom of the shell is protruded downwards, a bottom sound emitting hole 12 is arranged at the protruded part, a through hole 26 is arranged at the bottom of the shell, and a buzzer 3 is arranged in the through hole 26. Two semicircular top sound holes are respectively formed in the tops of the front shell 10 and the rear shell 13, the front shell 10 and the rear shell 13 are buckled to form two circular top sound holes 14, and a discharge head 6 is arranged in each top sound hole 14.

A plurality of through holes for installing the LED lamps 9 are formed beside the sound emitting holes 14 in the tops of the front shell 10 and the rear shell 13, an LED welding plate 22 is respectively arranged on the inner sides of the tops of the front shell 10 and the rear shell 13, the LED lamps 9 are all welded on the LED welding plate 22, and the LED lamps 9 are inserted into the through holes in the tops of the shells.

A circuit board 19 is installed in the front shell 10, an audio signal generator 2, a high-voltage pulse signal generator 5, a wireless receiving module 7 and an LED driving circuit 8 are arranged on the circuit board 19, and the output end of the high-voltage pulse signal generator 5 is connected with the electrode of the discharge head 6; the output end of the audio signal generator 2 is connected with the buzzer 3. The input end of the audio signal generator 2 is connected with the output end of the wireless receiving module 7; the output end of the LED drive circuit 8 is connected with the LED lamp 9. The remote controller 18 sends control signals to the wireless receiving module 7 through wireless signals, respectively controls the on and off of the audio signal generator 2 and the high-voltage pulse signal generator 5, and controls the LED driving circuit 8 to enable the LED lamp 9 to emit light with different colors or change the flashing mode.

The direct current power supply comprises a charger 1 and a lithium battery 4, the lithium battery 4 is arranged in a rear shell 13, a power supply main switch bayonet 23, a charger socket bayonet 24 and a branch switch bayonet 25 are respectively arranged on the boundary edge of a front shell 10 and the boundary edge of the rear shell 13, a power supply main switch 15, a charger socket 20 and a branch switch 16 are respectively arranged, and a charger plug 21 is connected to a power line of the charger 1. The main power switch 15 is connected in series with the output end of the lithium battery 4, and a branch switch 16 is arranged between the main power switch 15 and the audio signal generator 2 and between the main power switch and the high-voltage pulse signal generator 5.

The use method of the utility model comprises the following steps: the main power switch 15 is turned on, the LED lamp 9 is lightened, then the branch switch 16 is turned on to supply power to the audio signal generator 2 and the high-voltage pulse signal generator 5, the audio signal generator 2 and the high-voltage pulse signal generator 5 are controlled to output signals by pressing an opening key and a closing key on the remote controller 18, and the discharge head 6 and the buzzer 3 make corresponding sounds. The sound intensity of the discharge head 6 and the buzzer 3 or the frequency of the buzzer 3 is controlled by sound effect keys on the remote controller 18. The color or flash mode of the LED lamp 9 is controlled by the colored lamp keys on the remote controller 18. The keys on the remote control 18 may be set as desired.

Claims

1. An electronic firecracker comprises a shell, a direct-current power supply, a high-voltage pulse signal generator (5), a discharge head (6), an LED lamp (9) and an LED driving circuit (8), wherein a circuit board (19) welded with the high-voltage pulse signal generator (5) and the LED driving circuit (8) is installed in the shell, a top sound emission hole (14) is formed in the top end of the shell, the discharge head (6) is installed in the top sound emission hole (14), and an electrode of the discharge head (6) is connected with the output end of the high-voltage pulse signal generator (5); the LED lamp (9) is arranged on the shell, the LED lamp (9) is connected with the output end of the LED drive circuit (8), and the direct-current power supply is used for supplying power to the high-voltage pulse signal generator (5) and the LED drive circuit (8), and is characterized in that a wireless receiving module (7) is also arranged in the shell, the output end of the wireless receiving module is connected with the controlled ends of the high-voltage pulse signal generator (5) and the LED drive circuit (8), and is provided with a remote controller (18); the direct-current power supply comprises a charger (1) and a lithium battery (4), the lithium battery (4) is installed in the shell, a charger socket (20) is installed on the shell, and a power line and a charger plug (21) are arranged on the charger (1).

2. The electronic firecracker as claimed in claim 1, wherein the outer casing is formed by buckling a front casing (10) and a rear casing (13), and the two casings are connected with each other through screws; the periphery of the bottom of the shell protrudes downwards, a bottom sound emitting hole (12) is arranged at the protruding part, a through hole is arranged at the bottom of the shell, and a buzzer (3) is arranged; the circuit board (19) is provided with an audio signal generator (2), and the output end of the audio signal generator (2) is connected with the buzzer (3); the input end of the audio signal generator (2) is connected with the output end of the wireless receiving module (7).

3. The electronic firecracker of claim 2, wherein a plurality of through holes for installing the LED lamps (9) are arranged beside the top sound hole (14), the LED lamps (9) are all welded on an LED welding plate (22), and the LED welding plate (22) is fixed in the casing.

4. Electronic firecracker according to claim 2, characterized in that a main power switch (15) is mounted at the output of the lithium battery (4), and the main power switch (15) is mounted in a main power switch bayonet (23) between the front case (10) and the rear case (13).

5. Electronic firecrackers as claimed in claim 2, wherein a branch switch (16) is mounted on a branch switch bayonet (25) between the front case (10) and the rear case (13), the branch switch (16) is mounted between the main power switch (15) and the audio signal generator (2) and the high-voltage pulse signal generator (5).