CN211744652U - High-fidelity sound based on TWS bluetooth headset - Google Patents

Abstract

The utility model is suitable for a sound equipment technical improvement field provides a high-fidelity stereo set based on TWS bluetooth headset, including the stereo set body, locate wireless mechanism of filling on the top surface of stereo set body locates this internal audio power amplifier processing mechanism of stereo set locates tuning mechanism on the lateral wall of stereo set body locates place on the lateral wall of stereo set body in the sound gathering mechanism of tuning mechanism below, the output of sound gathering mechanism is connected the input of tuning mechanism, the output of tuning mechanism is connected the input of audio power amplifier processing mechanism, power supply unit be electric connection respectively wireless charging dish, audio power amplifier processing mechanism, tuning mechanism and sound gathering mechanism. The sound box has the advantages of simple structure and attractive volume effect, and realizes the effect of sound amplification by combining the Bluetooth earphone and the sound box.

Description

High-fidelity sound based on TWS bluetooth headset

Technical Field

The utility model belongs to the technical improvement field of sound equipment, especially, relate to a high-fidelity stereo based on TWS (true wireless stereo) bluetooth headset.

Background

And (4) sounding: it is a general term for sounds that a human body can feel. Including human voice (also known as vocal music), instrumental music, and effects (sounds in nature or sounds that mimic the nature).

Bluetooth sound indicates built-in bluetooth chip, connect the audio equipment who replaces traditional wire rod to connect with the bluetooth, Bluetooth sound uses bluetooth technology on traditional digital and multimedia sound, let the user can avoid the trouble of wire to lead, listen to the music with various modes on free, the stereo set is through with the cell-phone, bluetooth playback devices such as panel computer or notebook are connected, reach convenient and fast's purpose, current Bluetooth sound uses portable audio amplifier as the owner, the appearance is generally comparatively small and exquisite portable, Bluetooth sound also relies on its characteristics of facilitating the people to be valued gradually and accept by the consumer, common Bluetooth sound is mostly single sound, some multichannel sound that tone quality is excellent have also emerged simultaneously.

However, the sound effect is sent towards different directions at the volume that present high-fidelity bluetooth sound body can not control high-fidelity bluetooth sound, and then makes the sound source that high-fidelity bluetooth sound sent more single to people can not follow the sound that different position listened sound, influence people's hearing benefit and can not make people follow the different position listening high-fidelity bluetooth sound effect different.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-fidelity stereo set based on TWS bluetooth headset aims at solving foretell problem.

The utility model discloses a realize like this, a high-fidelity stereo based on TWS (true wireless stereo) bluetooth headset, high-fidelity stereo based on TWS bluetooth headset includes sound body, locates wireless charging mechanism on sound body's the top surface locates this internal audio power amplifier processing mechanism of stereo locates tuning mechanism on sound body's the lateral wall is located place on sound body's the lateral wall gather the tuning mechanism of tuning mechanism below, the output of gathering the tuning mechanism is connected the input of tuning mechanism, the output of tuning mechanism is connected the input of audio power amplifier processing mechanism, power supply mechanism electric connection respectively wireless charging mechanism, audio power amplifier processing mechanism, tuning mechanism and gather the tuning mechanism.

The utility model discloses a further technical scheme is: gather sound mechanism and include the collecting storage, gather the sound pad, record PCB board and the flexible fore-set of spring, the record PCB board is located the collecting storage bottom, it locates to gather the sound pad place in the collecting storage on the record PCB board, the flexible fore-set of spring is located the outside of posterior lateral plate.

The utility model discloses a further technical scheme is: the recording PCB is provided with a microphone and a noise reduction module, the output end of the microphone is connected with the input end of the noise reduction module, and the number of the microphones is two.

The utility model discloses a further technical scheme is: the tuning mechanism comprises a tuning PCB (printed circuit board), a tuning switch and a digital-to-analog conversion module, wherein the tuning switch and the digital-to-analog conversion module are arranged on the tuning PCB, the input end of the digital-to-analog conversion module is connected with the output end of the noise reduction module, and the output end of the digital-to-analog conversion module is connected with the input end of the tuning switch.

The utility model discloses a further technical scheme is: audio power amplifier processing agency includes audio power amplifier PCB board, preceding stage filtering and amplifies module and a plurality of digital power amplifier loudspeaker, preceding stage filtering and amplifies the module and locates on the audio power amplifier PCB board, the input of preceding stage filtering and amplifying module is connected the output of tuning switch, the output of preceding stage filtering and amplifying module is connected a plurality ofly respectively digital power amplifier loudspeaker, and is a plurality of digital power amplifier loudspeaker are located respectively the stereo set is originally internal.

The utility model discloses a further technical scheme is: the wireless charging mechanism comprises a mounting seat, a telescopic spring top post and a charging disc, the telescopic spring top post is arranged at the center of the bottom surface of the mounting seat, the charging disc is installed on the mounting seat in a spring pressing mode, and a thimble on the mounting seat is inserted into the charging disc.

The utility model discloses a further technical scheme is: digital power enlargies loudspeaker and a 15W woofer in adopting four 3W high tone qualities, it is internal that the stereo set is located to 15W woofer, 15W woofer's the relative stereo set's of horn mouth bottom surface setting, four 3W high tone quality high tone loudspeaker locate this is internal, four 3W high tone quality high tone loudspeaker's horn mouth is relative respectively stereo set's lateral wall evenly locates this is internal to the stereo set.

The utility model discloses a further technical scheme is: the charging tray is internally provided with a wireless charging system, the side wall of the charging tray is provided with a power supply opening, and the power supply opening corresponds to a power supply interface of the wireless charging system.

The utility model discloses a further technical scheme is: the pre-stage filter amplification module adopts a vacuum tube pre-stage filter amplifier; the side wall of the sound body is also provided with a power supply adaptive port, and the power supply adaptive port is arranged on the back side of the storage bin; the audio power amplifier PCB is also provided with a charging interface, and the output end of the charging interface is connected with charging equipment; the output end of the power supply mechanism is respectively and electrically connected with the microphone, the noise reduction module, the digital-to-analog conversion module, the pre-stage filtering amplification module and the digital power amplification loudspeaker; the charging interface adopts a USB QC3.0 quick charging interface or a type-c interface, and the power supply interface adopts a standard power adapter interface.

The utility model discloses a further technical scheme is: the lateral wall of sound box body is equipped with the dust screen, this internal upper portion of sound box is equipped with tubaeform horse race lamp, the upper portion dustcoat of sound box body adopts transparent glass or ya keli to make.

The utility model has the advantages that: the sound source that high-fidelity bluetooth sound sent is more single defect, has avoided influencing people's hearing benefit, and high-fidelity bluetooth sound can send the audio towards different directions, and is the same when having guaranteed that people follow the high-fidelity bluetooth sound effect that different position listened. The sound box has the advantages of simple structure and attractive volume effect, and realizes the effect of sound amplification by combining the Bluetooth earphone and the sound box.

Drawings

Fig. 1 is the utility model discloses the structural schematic diagram of high-fidelity stereo set based on TWS bluetooth headset that the embodiment of the utility model provides.

Fig. 2 is the utility model discloses the high-fidelity stereo set's based on TWS bluetooth headset structure that embodiment provided decomposes the sketch map.

Detailed Description

Fig. 1 and 2 show the utility model provides a high-fidelity sound based on TWS (true wireless stereo) bluetooth headset, high-fidelity sound based on TWS bluetooth headset includes sound body 10, locates wireless mechanism 40 that fills on sound body 10's the top surface is located audio power amplifier processing mechanism in sound body 10 locates tuning mechanism 30 on sound body 10's the lateral wall is located place on sound body 10's the lateral wall gather sound mechanism 20 of tuning mechanism 30 below, the output of gathering sound mechanism 20 is connected the input of tuning mechanism 30, the output of tuning mechanism 30 is connected audio power amplifier processing mechanism's input, power supply unit be electric connection respectively wireless mechanism 40, audio power amplifier processing mechanism, tuning mechanism 30 and gather sound mechanism 20 that fills. The sound source that high-fidelity bluetooth sound sent is more single defect, has avoided influencing people's hearing benefit, and high-fidelity bluetooth sound can send the audio towards different directions, and is the same when having guaranteed that people follow the high-fidelity bluetooth sound effect that different position listened.

Gather sound mechanism 20 and live including collecting storage 201, sound pad, recording PCB board and the flexible withstand of spring, the recording PCB board is located collecting storage 201 bottom, it locates to gather the sound pad place in collecting storage 201 on the recording PCB board, the flexible withstand of spring is located the outside of posterior lateral plate. The containing bin 201 is pushed and retracted by the spring to realize pressing type collection and retraction.

The recording PCB is provided with a microphone and a noise reduction module, the output end of the microphone is connected with the input end of the noise reduction module, and the number of the microphones is two. The two microphones are respectively arranged on the recording PCB and correspond to the two earphone ports arranged on the sound gathering pad.

The tuning mechanism 30 comprises a tuning PCB (printed circuit board), a tuning switch 301 and a digital-to-analog conversion module, wherein the tuning switch and the digital-to-analog conversion module are arranged on the tuning PCB, the input end of the digital-to-analog conversion module is connected with the output end of the noise reduction module, and the output end of the digital-to-analog conversion module is connected with the input end of the tuning switch 301. Volume is controlled by using the tuning switch 301, and the digital-to-analog conversion module adopts a digital-to-analog converter to convert an analog signal into a digital signal for playing so as to realize a high fidelity effect.

Audio power amplifier processing agency includes audio power amplifier PCB board, preceding stage filtering and amplifies module and a plurality of digital power amplifier loudspeaker 50, preceding stage filtering and amplifies the module and locates on the audio power amplifier PCB board, the input of preceding stage filtering and amplifying module is connected the output of tuning switch, the output of preceding stage filtering and amplifying module is connected a plurality ofly respectively digital power amplifier loudspeaker 50, and is a plurality of digital power amplifier loudspeaker are located respectively the stereo set is originally internal.

The wireless charging mechanism 40 comprises a mounting seat 401, a telescopic spring top post 402 and a charging tray 403, wherein the telescopic spring top post 402 is arranged at the center of the bottom surface of the mounting seat 401, the charging tray 403 is installed on the mounting seat 401 through elastic pressing, and a thimble on the mounting seat 401 is inserted into the charging tray 403.

Digital power enlargies loudspeaker and a 15W woofer in adopting four 3W high tone qualities, it is internal that the stereo set is located to 15W woofer, 15W woofer's the relative stereo set's of horn mouth bottom surface setting, four 3W high tone quality high tone loudspeaker locate this is internal, four 3W high tone quality high tone loudspeaker's horn mouth is relative respectively stereo set's lateral wall evenly locates this is internal to the stereo set.

A wireless charging system is arranged in the charging tray 403, and a power supply opening is arranged on the side wall of the charging tray 403, and corresponds to a power supply interface of the wireless charging system.

The pre-stage filter amplification module adopts a vacuum tube pre-stage filter amplifier; the side wall of the sound body is also provided with a power supply adaptive port, and the power supply adaptive port is arranged on the back side of the storage bin; the audio power amplifier PCB is also provided with a charging interface 103, and the output end of the charging interface 103 is connected with the input end of charging equipment; the output end of the power supply mechanism is respectively and electrically connected with the microphone, the noise reduction module, the digital-to-analog conversion module, the pre-stage filtering amplification module and the digital power amplification loudspeaker; the charging interface and the power supply interface both adopt a USB QC3.0 quick charging interface or a type-c interface.

The lateral wall of sound box body is equipped with the dust screen, this internal upper portion of sound box is equipped with the loudspeaker and encircles the horse race lamp, the upper portion dustcoat of sound box body adopts transparent glass or ya keli to make.

The noise reduction module adopts FM 1388.

The digital-to-analog conversion module uses AC 101.

Two pre-stage filtering amplification tubes are adopted, wherein the model number is 6H 1.

The 5 loudspeakers are respectively 2 SG20 for high pitch, 2 SG40 for middle pitch and 1 SG-3 for low pitch.

Install TWS bluetooth headset in the collecting storage facility, install two earphones on the silica gel pad respectively according to the condition of the mounting groove of earphone, aim at the lower part with the sound outlet of earphone, make first sound outlet and gather the sound outlet relatively, make the gathering that the sound that the earphone sent can be fine gather the sound intracavity, gather the microphone in the sound chamber and record the sound after with it output for the module of making an uproar that falls, utilize the module of making an uproar that falls to record the sound and go out the noise processing, after saying the amplified filtering processing after the signal after will handling is converted to analog audio signal through digital-to-analog converter, handle the sound broadcast through digital power amplifier loudspeaker, owing to have high-low middle-pitch loudspeaker in the stereo set, so can demonstrate high-low effect according to the audio frequency difference.

The sound body comprises a bottom shell 102, 4 pads 111 are arranged at the bottom of the bottom shell 102, a sealing gasket provided with a charging interface 103 is arranged on the bottom shell 102, a middle shell 104 is arranged on the bottom shell 102 and is sealed through the sealing gasket, a tuning switch 301 is arranged on the middle shell 104, a storage bin 201 is arranged on the middle shell 104 and is arranged below the tuning switch 301, a plurality of digital power amplifying loudspeakers 50 are respectively arranged on the middle shell 104, a dustproof net 101 is arranged on the middle shell 104 in a clamping manner, a partition plate 105 is arranged at the top of the middle shell 104, a fixing plate 106 is arranged on the partition plate 105, an audio amplifying plate 107 is arranged on the fixing plate 106, two symmetrical vacuum amplifying tubes 108 are arranged on the audio amplifying plate 107, a surround horse race lamp 109 penetrates through the audio amplifying plate 107 and is arranged on the fixing plate 106, the surround horse race lamp 109 is electrically connected with the audio amplifying plate 107, an outer cover 110 is arranged on the middle shell 104 and covers the surround horse lamp 109, a mounting seat 401, a telescopic spring top column 402 is arranged at the center of the bottom plate of the mounting seat 401, a charging tray 403 is arranged in the mounting seat 401 in a pressing mode, the upper part of a thimble in the mounting seat 401 is inserted into the charging tray 403, the lower part of the thimble is electrically connected with the audio amplification plate 107, and a wireless charging system is arranged in the charging tray 403.

The high-fidelity sound box is provided with a separable wireless charging disk, a double-vacuum-tube front stage amplifier and a HiFi 270-degree sound field sound box, adopts TWS earphone audio introduction, supports line-in/aux-in and supports QC3.0 quick charging interface.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a high-fidelity stereo set based on TWS bluetooth headset which characterized in that: high-fidelity stereo set based on TWS bluetooth headset includes the stereo set body, locates wireless charging mechanism on the top surface of stereo set body locates audio power amplifier processing mechanism in the stereo set body locates tuning mechanism on the lateral wall of stereo set body locates place on the lateral wall of stereo set body in the sound gathering mechanism of tuning mechanism below, the output of sound gathering mechanism is connected the input of tuning mechanism, the output of tuning mechanism is connected audio power amplifier processing mechanism's input, power supply mechanism electric connection respectively wireless charging mechanism, audio power amplifier processing mechanism, tuning mechanism and sound gathering mechanism.

2. The high-fidelity sound box based on the TWS Bluetooth headset of claim 1, wherein the sound gathering mechanism comprises a storage bin, a sound gathering pad, a recording PCB board and a spring retractable top post, the recording PCB board is arranged at the bottom of the storage bin, the sound gathering pad is arranged in the storage bin and arranged on the recording PCB board, and the spring retractable top post is arranged at the outer side of the rear side plate.

3. The high-fidelity sound box based on the TWS Bluetooth headset of claim 2, wherein a microphone and a noise reduction module are arranged on the recording PCB, the output end of the microphone is connected with the input end of the noise reduction module, and the number of the microphones is two.

4. The high-fidelity sound box based on the TWS Bluetooth headset of claim 3, wherein the tuning mechanism comprises a tuning PCB (printed circuit board), a tuning switch and a digital-to-analog conversion module, the tuning switch and the digital-to-analog conversion module are arranged on the tuning PCB, the input end of the digital-to-analog conversion module is connected with the output end of the noise reduction module, and the output end of the digital-to-analog conversion module is connected with the input end of the tuning switch.

5. The high-fidelity sound box based on the TWS Bluetooth headset of claim 4, wherein the audio power amplifier processing mechanism comprises an audio power amplifier PCB, a preceding stage filter amplification module and a plurality of digital power amplification loudspeakers, the preceding stage filter amplification module is arranged on the audio power amplifier PCB, the input end of the preceding stage filter amplification module is connected with the output end of the tuning switch, the output end of the preceding stage filter amplification module is respectively connected with the plurality of digital power amplification loudspeakers, and the plurality of digital power amplification loudspeakers are respectively arranged in the sound box body.

6. The high-fidelity audio device of claim 5, wherein the wireless charging mechanism comprises a mounting base, a top pillar of a retractable spring and a charging tray, the top pillar of the retractable spring is arranged at the center of the bottom surface of the mounting base, the charging tray is installed on the mounting base in a spring-loaded manner, and a thimble on the mounting base is inserted into the charging tray.

7. The high-fidelity sound of claim 6, characterized in that the digital power amplifier speaker adopts four 3W alto-woofers and a 15W woofer, the 15W woofer is located in the sound body, the horn mouth of the 15W woofer is arranged relative to the bottom surface of the sound body, four the 3W alto-woofer is located in the sound body, four the horn mouth of the 3W alto-woofer is respectively relative to the lateral wall of the sound body and is evenly located in the sound body.

8. The high fidelity audio player based on the TWS Bluetooth headset of claim 7, wherein a wireless charging system is disposed in the charging tray, and a power supply opening is disposed on a sidewall of the charging tray, wherein the power supply opening corresponds to an electrical input interface of the wireless charging system.

9. The high-fidelity sound box based on the TWS Bluetooth headset of claim 8, wherein the pre-stage filter amplification module adopts a vacuum tube pre-stage filter amplifier; the side wall of the sound body is also provided with a power supply adaptive port, and the power supply adaptive port is arranged on the back side of the storage bin; the audio power amplifier PCB is also provided with a charging interface, and the input end of the charging interface is connected with the output end of the power supply mechanism; the output end of the power supply mechanism is respectively and electrically connected with the microphone, the noise reduction module, the digital-to-analog conversion module, the pre-stage filtering amplification module and the digital power amplification loudspeaker; the output end of the charging interface adopts a USB QC3.0 quick charging interface or a type-c interface, and the power supply interface of the whole machine adopts a power adapter interface.

10. The high-fidelity sound box based on the TWS Bluetooth headset of claim 8, wherein the side wall of the sound box body is provided with a dust screen, the upper part in the sound box body is provided with a trumpet-shaped horse race lamp, and the upper outer cover of the sound box body is made of transparent glass or acrylic.

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