CN216531763U

CN216531763U - Anti-noise structure of TWS Bluetooth headset

Info

Publication number: CN216531763U
Application number: CN202123425167.7U
Authority: CN
Inventors: 蔡然杰
Original assignee: Shenzhen Lisaier Tronics Co ltd
Current assignee: Shenzhen Lisaier Tronics Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-13
Anticipated expiration: 2031-12-31

Abstract

The embodiment of the utility model discloses an anti-noise structure of a TWS (two way communication) Bluetooth headset, and relates to the technical field of Bluetooth headsets. The noise reduction device comprises a first noise reduction shell, a second noise reduction shell and two installation covers, wherein the first noise reduction shell and the second noise reduction shell are both of a cavity structure, sound insulation boards are embedded in one surface of each of the first noise reduction shell and the second noise reduction shell, the number of the installation covers is two, the two installation covers are respectively installed on one surface of each of the two sound insulation boards, sound absorption cotton is filled in the two installation covers, the sound absorption cotton is matched with the sound insulation boards, the internal structure of the second noise reduction shell is the same as that of the first noise reduction shell, and grooves are formed in the other surfaces of the first noise reduction shell and the second noise reduction shell. According to the utility model, the noise reduction capability of the Bluetooth headset in use is improved through the first noise reduction shell, the second noise reduction shell, the sound insulation board and the sound absorption cotton structure, so that the Bluetooth headset can be suitable for different environments, and the practicability of the Bluetooth headset is improved.

Description

Anti-noise structure of TWS Bluetooth headset

Technical Field

The embodiment of the utility model relates to the technical field of Bluetooth earphones, in particular to an anti-noise structure of a TWS Bluetooth earphone.

Background

The TWS means real wireless stereo, the implementation of the technology is based on the development of chip technology, the wired earphone can break away from the circuit now, become the wireless earphone, it means that the mobile phone is through connecting the main loudspeaker box from the technology, and then connect from the loudspeaker box through the bluetooth wireless way by the main loudspeaker box, realize the real bluetooth and control the sound track and wirelessly separate and use, when not connecting from the loudspeaker box, the main loudspeaker box gets back to the monophonic tone quality, TWS technology has obtained the extensive application in the bluetooth earphone field, the bluetooth earphone is to apply the bluetooth technology to the hand-free earphone, let the user can avoid annoying the wire to lead to, easily converse with various ways freely, since the bluetooth earphone comes out, always is the good tool that the business family promoted efficiency.

In the prior art, the anti-noise performance of the Bluetooth headset is required to be further improved, and in some noisy scenes, the existing anti-noise Bluetooth cannot well reduce noise, so that the experience of using the headset by people is easily influenced.

Disclosure of Invention

Therefore, the embodiment of the utility model provides an anti-noise structure of a TWS Bluetooth headset, which aims to solve the problems in the prior art.

In order to achieve the above object, an embodiment of the present invention provides the following:

the utility model provides a TWS bluetooth headset's antinoise structure, falls the shell and the installation cover of making an uproar including the first shell of making an uproar, the second of making an uproar, the first shell of making an uproar and the second of making an uproar fall the inside cavity structure that is of shell of making an uproar, the first shell of making an uproar and the second of making an uproar fall the shell surface and all adorn the acoustic celotex board, the quantity of installation cover is two, two the installation cover is installed respectively on two acoustic celotex board surfaces, two the inside all packing of installation cover has the sound of inhaling cotton, inhale mutually supporting between sound cotton and the acoustic celotex board, the inner structure of the shell of making an uproar is the same with the first inner structure of making an uproar of second, the first shell of making an uproar and the second falls another surface and all be provided with the recess.

Further, two the inside bottom surface of recess all is provided with the mounting groove, two the link, two have all been inlayed to the inside dress of mounting groove the rubber earplug that has all been inlayed to link one end.

Furthermore, auxiliary speakers are arranged on two sides of the mounting groove, and the auxiliary speakers are embedded in the bottom surface of the groove.

Further, the other surface of the first noise reduction shell and the second noise reduction shell is provided with an embedded cushion, a circuit board is arranged inside the first noise reduction shell, and a microphone and a Bluetooth receiving module are arranged on one side of the circuit board.

Further, bluetooth receiving module and microphone set up relatively, bluetooth receiving module and microphone are all installed inside the first shell of making an uproar of falling.

Furthermore, the first noise reduction shell is provided with a first head hoop on the upper surface, the second noise reduction shell is provided with a second head hoop on the upper surface, and one end of the first head hoop is provided with a sliding belt.

Furthermore, a sliding groove is formed in the other end of the second head band, one end of the sliding belt extends into the sliding groove, and the peripheral side face of the sliding belt is in sliding fit with the inner surface of the sliding groove.

The embodiment of the utility model has the following advantages:

1. according to the utility model, the noise reduction capability of the Bluetooth headset in use is improved through the first noise reduction shell, the second noise reduction shell, the sound insulation board and the sound absorption cotton structure, so that the Bluetooth headset can be suitable for different environments, and the practicability of the Bluetooth headset is improved.

2. The auxiliary loudspeaker structure is convenient for improving the sound effect quality sensed by people when the earphone is used, reducing the input of noise and further improving the noise reduction capability of the earphone, and meanwhile, the distance between the first head band and the second head band is convenient to adjust through the sliding belt and the sliding groove structure, so that the auxiliary loudspeaker structure is convenient for people with different head circumferences to use and improves the flexibility of the auxiliary loudspeaker structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

FIG. 1 is a schematic diagram of an anti-noise structure of a TWS Bluetooth headset according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a rear view of an anti-noise structure of a TWS Bluetooth headset according to an embodiment of the present invention;

FIG. 3 is an internal schematic diagram of an anti-noise structure of a TWS Bluetooth headset according to an embodiment of the present invention;

FIG. 4 is a schematic left side view of an anti-noise structure of a TWS Bluetooth headset according to an embodiment of the present invention;

fig. 5 is a schematic front view of the anti-noise structure of the TWS bluetooth headset according to an embodiment of the present invention.

In the figure: 1. a first noise reducing housing; 2. a second noise reducing housing; 3. a first head band; 4. a second head band; 5. a sliding belt; 6. a soft cushion; 7. a groove; 8. mounting grooves; 9. a connecting end; 10. a rubber earplug; 11. an auxiliary speaker; 12. a microphone; 13. a circuit board; 14. a sound insulating board; 15. sound-absorbing cotton; 16. a Bluetooth receiving module; 17. and (6) installing a cover.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, the present invention provides a noise proof structure of a TWS bluetooth headset, comprising a first noise reduction housing 1, a second noise reduction housing 2 and a mounting cover 17, wherein the first noise reduction housing 1 and the second noise reduction housing 2 are both internally provided with a cavity structure,

the setting of the acoustic panel 14 and the sound absorbing cotton 15 are effective in: among the prior art, bluetooth headset's anti-noise performance remains to be further improved, in some comparatively noisy scenes, the present anti-noise bluetooth can not accomplish fine noise reduction, influence the experience nature that people used the earphone easily, set up acoustic celotex board 14 specially and inhale the cotton 15 improvement bluetooth headset of making an uproar ability of making an uproar when using for bluetooth headset can be applicable to different environment, improves bluetooth headset's practicality, for the above-mentioned effect of better explanation, to this concrete discussion as follows:

the first shell 1 and the second of making an uproar 2 surfaces all adorn and inlay acoustic celotex board 14, the quantity of installation cover 17 is two, two installation cover 17 are installed respectively on two acoustic celotex board 14 surfaces, two installation cover 17 are inside all to be filled has the sound cotton 15 of inhaling, inhale and mutually support between the cotton 15 of inhaling and the acoustic celotex board 14, the inner structure that the shell 2 was made an uproar of making an uproar to the second is the same with the first inner structure that makes an uproar of making an uproar 1, the first shell 1 and the second of making an uproar all is provided with recess 7 on the other surface of shell 2.

The inside bottom surface of two recesses 7 all is provided with mounting groove 8, and link 9 has all been inlayed to two inside all dresses of mounting groove 8, and rubber earplug 10 has all been inlayed to 9 one ends of two links, and 8 both sides of mounting groove all are provided with auxiliary loudspeaker 11, and two auxiliary loudspeaker 11 dress inlay in the inside bottom surface of recess 7, conveniently improve the audio quality that people experienced when using the earphone, and noise abatement's input further improves the ability of making an uproar that falls of earphone.

The other surface of the first casing 1 of making an uproar and the second casing 2 of making an uproar all adorns inlays cushion 6, and the first casing 1 internally mounted of making an uproar has circuit board 13, and circuit board 13 one side is provided with microphone 12 and bluetooth receiving module 16, and bluetooth receiving module 16 and microphone 12 set up relatively, and bluetooth receiving module 16 and microphone 12 are all installed inside the first casing 1 of making an uproar.

The function of setting up slide belt 5 and spout lies in: because everybody's head encloses differently, need will wear the structure adjustment to oneself most comfortable size when using the earphone, the current flexible adjusting capability of wearing the structure is lower, specially sets up the distance between first head hoop 3 of convenient adjustment of sliding strip 5 and spout and second head hoop 4, and the people of the different head enclosures of being convenient for use, improves its flexibility, for the above-mentioned effect of better explanation, specifically discusses this as follows:

the first 1 upper surface mounting that makes an uproar shell of falling has first head hoop 3, and the second 2 upper surface mounting that make an uproar shells of falling has second head hoop 4, and the sliding band 5 is installed to 3 one end of first head hoop, and inside 4 other ends of second head hoop were provided with the spout, inside 5 one end of sliding band extended to the spout, sliding fit between 5 week sides of sliding band and the spout internal surface.

Referring to fig. 1-5, the present invention provides an anti-noise structure for a TWS bluetooth headset, which comprises the following steps: at first, through the extension length of spout adjustment sliding strip 5, thereby conveniently adjust the distance between first head hoop 3 and the second head hoop 4, the people of being convenient for different head girds wear the use, improve its flexibility, then when using the earphone, through first shell 1 of making an uproar that falls, shell 2 is fallen to the second, acoustic celotex board 14 with inhale cotton 15 structure of sound, improve the ability of making an uproar that falls of bluetooth headset when using, make bluetooth headset can be applicable to different environment, improve bluetooth headset's practicality, simultaneously through auxiliary loudspeaker 11 structure, conveniently improve the audio quality that people experienced when using the earphone, the input of noise abatement, further improve the ability of making an uproar of earphone.

Although the utility model has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements may be made based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims

1. An anti-noise structure of TWS Bluetooth earphone comprises a first noise reduction shell (1), a second noise reduction shell (2) and a mounting cover (17), it is characterized in that the interiors of the first noise reduction shell (1) and the second noise reduction shell (2) are both in a cavity structure, the first noise reduction shell (1) and the second noise reduction shell (2) are embedded with a sound insulation board (14) on one surface, the number of the mounting covers (17) is two, the two mounting covers (17) are respectively mounted on one surface of the two sound insulation boards (14), sound absorption cotton (15) is filled in the two mounting covers (17), the sound absorption cotton (15) is matched with the sound insulation board (14), the internal structure of the second noise reduction shell (2) is the same as that of the first noise reduction shell (1), and grooves (7) are formed in the other surfaces of the first noise reduction shell (1) and the second noise reduction shell (2).

2. The anti-noise structure of the TWS Bluetooth headset according to claim 1, wherein two of the grooves (7) are provided with mounting grooves (8) on the inner bottom surface, two of the mounting grooves (8) are embedded with connecting ends (9) inside, and two of the connecting ends (9) are embedded with rubber earplugs (10) at one end.

3. An antinoise structure for a TWS Bluetooth headset according to claim 2, wherein an auxiliary speaker (11) is installed on both sides of the mounting groove (8), and two auxiliary speakers (11) are embedded in the inner bottom surface of the recess (7).

4. A noise resistant structure for TWS Bluetooth headset according to claim 3, wherein the other surface of the first noise reduction housing (1) and the other surface of the second noise reduction housing (2) are embedded with soft pads (6), the first noise reduction housing (1) is internally installed with a circuit board (13), and one side of the circuit board (13) is provided with a microphone (12) and a Bluetooth receiving module (16).

5. A noise resistant structure for a TWS Bluetooth headset according to claim 4, wherein the Bluetooth receiving module (16) and the microphone (12) are oppositely arranged, and the Bluetooth receiving module (16) and the microphone (12) are both mounted inside the first noise reducing housing (1).

6. A noise canceling structure for a TWS Bluetooth headset according to claim 5, wherein a first headband (3) is surface-mounted on the first noise reducing housing (1), a second headband (4) is surface-mounted on the second noise reducing housing (2), and a slide belt (5) is mounted at one end of the first headband (3).

7. A noise resistant structure for TWS Bluetooth headset according to claim 6, wherein the second head band (4) has a sliding groove formed inside the other end thereof, one end of the sliding band (5) extends into the sliding groove, and the sliding band (5) is slidably engaged with the inner surface of the sliding groove on the peripheral side thereof.