CN217240874U

CN217240874U - Bluetooth sound box with candle simulating effect

Info

Publication number: CN217240874U
Application number: CN202220984274.9U
Authority: CN
Inventors: 王凯; 张千秋
Original assignee: Shenzhen Xinruisheng Technology Co ltd
Current assignee: Shenzhen Xinruisheng Technology Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-08-19
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a bluetooth speaker of area simulation candle effect relates to audio amplifier technical field. Including the casing, install rechargeable battery, bluetooth module, power amplifier loudspeaker, capacitanc electret miaow head, PWM dimmer, LED lamp and lamp shade in the casing in proper order, rechargeable battery, power amplifier loudspeaker, capacitanc electret miaow head and PWM dimmer all with bluetooth module electric connection. This bluetooth speaker of candle effect is simulated in area, use bluetooth module to realize the broadcast and the LED control of bluetooth music, the flame of candle uses three LEDs that arrange together to realize the flickering effect of flame, realize different light and darkness control through three routes PWM, it enlargies and filters to utilize the motion of condenser electret miaow head to MIC signal, gather the wind and make an uproar, realize the simulation that the mouth blows to the candle, through the mode of blowing, the luminance and the scintillation of the LED lamp of control candle flame, simulate the sensation that candle flame flutters, also can discern the dynamics of blowing and turn off bluetooth music and candle.

Description

Bluetooth sound box with candle simulation effect

Technical Field

The utility model relates to an audio amplifier technical field specifically is a bluetooth speaker of area simulation candle effect.

Background

Bluetooth speaker indicates built-in bluetooth chip to the bluetooth is connected and is replaced the audio equipment that traditional wire rod is connected, through being connected with bluetooth playback devices such as cell-phone panel computer and notebook, reaches convenient and fast's purpose, and at present, Bluetooth speaker uses portable audio amplifier as the owner, and the appearance is generally comparatively small and exquisite portable, and Bluetooth speaker technique is also paid attention to and is received by the consumer gradually by its characteristics that make things convenient for the people.

The existing Bluetooth sound box is monotonous in appearance and single in function, can only be used as independent sound playing equipment, is not improved in function, and can not meet more entertainment and use requirements of users.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bluetooth speaker of area simulation candle effect to solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bluetooth speaker of area simulation candle effect, includes the casing, but install rechargeable battery, bluetooth module, power amplifier loudspeaker, capacitanc electret miaow head, PWM dimmer, LED lamp and lamp shade in the casing in proper order, but rechargeable battery, power amplifier loudspeaker, capacitanc electret miaow head and PWM dimmer all with bluetooth module electric connection, LED lamp and PWM dimmer electric connection, and the LED lamp is provided with the lamp shade outward, the last physics on-off button that is provided with of bluetooth module.

Furthermore, the top of casing is equipped with encloses the fender, the LED lamp is located encloses the fender in, and the LED lamp is equipped with 3 at least, is vertical equipartition in the lamp shade.

Furthermore, the casing is embedded with a charging port, and the charging port is electrically connected with the Bluetooth module.

Further, the casing includes protecgulum and back lid, the back lid passes through the screw installation on the protecgulum.

Furthermore, a horn hole is formed in the front cover, and the power amplifier horn is exposed out of the horn hole.

Furthermore, a switch hole is formed in the rear cover, and the physical switch key is exposed out of the switch hole.

Compared with the prior art, the utility model provides a bluetooth speaker of area simulation candle effect possesses following beneficial effect:

this bluetooth speaker of candle effect is simulated in area, use bluetooth module to realize the broadcast and the LED control of bluetooth music, the flame of candle uses three LEDs that arrange together to realize the flickering effect of flame, realize different light and darkness control through three routes PWM, it enlargies and filters to utilize the motion of condenser electret miaow head to MIC signal, gather the wind and make an uproar, realize the simulation that the mouth blows to the candle, through the mode of blowing, the luminance and the scintillation of the LED lamp of control candle flame, simulate the sensation that candle flame flutters, also can discern the dynamics of blowing and turn off bluetooth music and candle.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a side cross-sectional view of the present invention;

fig. 3 is a rear view of the present invention;

fig. 4 is a block diagram of the circuit connection according to the present invention.

In the figure: 1. a housing; 2. a rechargeable battery; 3. a Bluetooth module; 4. a power amplifier horn; 5. a capacitive electret microphone; 6. a PWM dimmer; 7. an LED lamp; 8. a lamp shade; 9. a physical switch key; 10. enclosing; 11. a charging port; 12. a front cover; 13. a rear cover; 14. a horn hole; 15. and (4) opening and closing the hole.

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. 1-4, the present invention discloses a bluetooth speaker with candle-simulating effect, comprising a housing 1, wherein a rechargeable battery 2, a bluetooth module 3, a power amplifier speaker 4, a capacitive electret speaker 5, a PWM light modulator 6 and a LED lamp 7 are sequentially installed in the housing 1, the rechargeable battery 2, the power amplifier speaker 4, the capacitive electret speaker 5 and the PWM light modulator 6 are all electrically connected to the bluetooth module 3, the LED lamp 7 is electrically connected to the PWM light modulator 6, a lampshade 8 is installed outside the LED lamp 7, a physical switch button 9 is installed on the bluetooth module 3, the bluetooth module 3 is used to realize the playing of bluetooth music and LED control, the candle flame uses three LEDs arranged together to realize the flickering effect of the flame, different brightness control is realized by three PWM circuits, the MIC signal is amplified and filtered by the operation of the capacitive electret speaker 5, the wind noise is collected, the simulation of blowing of the candle by the mouth is realized, the brightness and the flicker of the LED lamp 7 for controlling the candle flame are controlled in a blowing mode, the feeling of the candle flame fluttering is simulated, and the blowing strength can be identified to turn off Bluetooth music and the candle.

Specifically, the top of casing 1 is equipped with encloses fender 10, LED lamp 7 is arranged in enclosing fender 10, and LED lamp 7 is equipped with 3 at least, is vertical equipartition in lamp shade 8.

In this embodiment, the enclosure 10 is used for simulating a candle head, and the LED lamp 7 is covered in the lamp cover 8 and used for simulating the flame of a candle.

Specifically, the housing 1 is embedded with a charging port 11, and the charging port 11 is electrically connected with the bluetooth module 3.

In this embodiment, the charging port 11 is used for supplying power to the rechargeable battery 2 in a low-power state.

Specifically, the housing 1 includes a front cover 12 and a rear cover 13, and the rear cover 13 is mounted on the front cover 12 by screws.

In this embodiment, the housing 1 is a split structure, and is convenient to assemble each component.

Specifically, a horn hole 14 is formed in the front cover 12, and the power amplifier horn 4 is exposed from the horn hole 14.

In this embodiment, the speaker hole 14 is designed to avoid the power amplifier speaker 4 from emitting sound.

Specifically, the rear cover 13 is provided with a switch hole 15, and the physical switch key 9 is exposed from the switch hole 15.

In this embodiment, the switch hole 15 is designed to be avoided in order to operate the physical switch key 9.

In use, after starting up, the chip (Bluetooth chip model AC6956C4) is initialized, and the Bluetooth device is connected back, after Bluetooth connection, music can be played, the three LED lamps 7 of the candle are lighted, the effect of the wick is made according to the preset effect, the microphone is amplified by 10 times and then is filtered and shaped to obtain a corresponding signal, the signal amplified by the microphone is sent to an ADC (analog to digital converter), the corresponding spectral power of 500hz-1.5khz is obtained through spectral analysis, the PWM effect is controlled according to the energy of the frequency spectrum and the time length to realize the simulation of the candle blowing process, when the time energy and the time of blowing air are summed up to a certain degree, the candle can be extinguished, all the LED lamps 7 are turned off, and when the LED lamps 7 are turned off, the lighting of the candle can be realized if the user needs to turn off the Bluetooth music and the user has the actions of clapping hands and the like in the standby state.

In conclusion, this bluetooth speaker of area simulation candle effect uses bluetooth module 3 to realize the broadcast and the LED control of bluetooth music, and the flame of candle uses three LEDs that arrange together to realize the flickering effect of flame, realizes different light and darkness control through three routes PWM, utilizes electric capacity formula electret miaow head 5 fortune to put and enlargies and filter the MIC signal, gathers the wind and makes an uproar, realizes the simulation that the mouth blows to the candle, and through the mode of blowing, the luminance and the scintillation of the LED lamp 7 of control candle flame come the sensation that the simulation candle flame flutters, also can discern the dynamics of blowing and turn off bluetooth music and candle.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bluetooth speaker of area simulation candle effect, includes casing (1), its characterized in that: but install rechargeable battery (2), bluetooth module (3), power amplifier loudspeaker (4), capacitanc electret miaow head (5), PWM dimmer (6) and LED lamp (7) in proper order in casing (1), rechargeable battery (2), power amplifier loudspeaker (4), capacitanc electret miaow head (5) and PWM dimmer (6) all with bluetooth module (3) electric connection, LED lamp (7) and PWM dimmer (6) electric connection, and LED lamp (7) are provided with lamp shade (8) outward, be provided with physical switch button (9) on bluetooth module (3).

2. The bluetooth speaker of area simulation candle effect of claim 1, its characterized in that: the top of casing (1) is equipped with encloses fender (10), LED lamp (7) are located to enclose fender (10), and LED lamp (7) are equipped with 3 at least, are vertical equipartition in lamp shade (8).

3. The bluetooth speaker of area simulation candle effect of claim 1, its characterized in that: the shell (1) is embedded with a charging port (11), and the charging port (11) is electrically connected with the Bluetooth module (3).

4. The bluetooth speaker of area simulation candle effect of claim 1, its characterized in that: the shell (1) comprises a front cover (12) and a rear cover (13), and the rear cover (13) is installed on the front cover (12) through screws.

5. The Bluetooth sound box with the simulated candle effect as claimed in claim 4, wherein: be equipped with horn hole (14) on protecgulum (12), power amplifier loudspeaker (4) expose in horn hole (14).

6. The Bluetooth sound box with the simulated candle effect as claimed in claim 4, wherein: the rear cover (13) is provided with a switch hole (15), and the physical switch key (9) is exposed out of the switch hole (15).