CN219107607U

CN219107607U - Bluetooth headset PCBA structure

Info

Publication number: CN219107607U
Application number: CN202222817927.7U
Authority: CN
Inventors: 张晓峰; 李洪海; 邹开利; 李云峰; 黄少波; 舒云
Original assignee: Dongguan Huayin Electronic Technology Co ltd
Current assignee: Dongguan Huayin Electronic Technology Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-05-30
Anticipated expiration: 2032-10-25

Abstract

The utility model belongs to the technical field of PCBA boards, and discloses a Bluetooth headset PCBA structure. A plurality of clamping seats are symmetrically arranged in the earphone shell and matched with the PCBA main body for use, and a plurality of damping components are symmetrically arranged at the top end and the bottom end of the PCBA main body; the damping component comprises two mounting rectangular seats; the top of PCBA board main part, bottom all symmetry are equipped with a plurality of damper, and damper can play the shock attenuation effect to the both sides of PCBA board main part, and after earphone shell received the effort, a plurality of damper can absorb the effort and offset to reduce the circumstances that the effort directly transmitted to PCBA board main part, played the guard action to PCBA board main part, reduced its circumstances that damages because of receiving external collision.

Description

Bluetooth headset PCBA structure

Technical Field

The utility model belongs to the technical field of PCBA boards, and particularly relates to a Bluetooth headset PCBA structure.

Background

The Bluetooth headset is to apply the Bluetooth technology to the hands-free headset, so that a user can avoid the trouble of annoying wires and can easily talk in various modes. The PCBA is a hardware structure used by most of the prior earphones, and the prior earphones are used for independently designing the PCBA and the battery when in design.

Citation: CN 208849980U discloses a bluetooth headset PCBA structure, including first casing and PCBA board, four through-holes have been seted up to the diapire department of first casing, four grip brackets of first casing inside wall department fixedly connected with, PCBA board sets up in first casing diapire department, PCBA board includes four flat boards and four fixed plates, four fixed plate fixed mounting respectively in the dull and stereotyped outside that corresponds with it, the inboard of PCBA board is equipped with the battery, and the occupation space of bluetooth headset has been reduced to the utility model, makes bluetooth headset more small and exquisite, sets up the rubber pad in the grip bracket inboard, prevents to take place to rub between PCBA board and the grip bracket and cause the damage, has effectively alleviateed the damage of vibration to PCBA board, has promoted bluetooth headset's shock resistance.

But above-mentioned equipment only is difficult to play better shock attenuation effect through four grip brackets and rubber pad, and the grip brackets only can play fixed, spacing effect, and the rubber pad can only absorb partial effort, and the vibrations force still can transmit to the PCBA board, simultaneously because the bottom of PCBA board, all laminating with the structure all around are connected, so lead to the PCBA board to be difficult to dispel the heat, influence its PCBA board and normally operate, for this reason we propose a bluetooth headset PCBA structure.

Disclosure of Invention

The utility model aims to provide a PCBA structure of a Bluetooth headset, which aims to solve the problems that the device is difficult to achieve a good damping effect only through four clamping seats and rubber pads, the clamping seats can only achieve fixing and limiting effects, the rubber pads can only absorb part of acting force, the vibrating force can be transmitted to a PCBA plate, and meanwhile, the bottom and the periphery of the PCBA plate are bonded and connected with the structure, so that the PCBA plate is difficult to dissipate heat and the like.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bluetooth headset PCBA structure, includes the earphone shell, the top of earphone shell can be dismantled and be connected with the installation top cap, be equipped with PCBA board main part in the earphone shell, the sound hole has been seted up to the diapire of earphone shell. A plurality of clamping seats are symmetrically arranged in the earphone shell, and the clamping seats are matched with the PCBA main body for use.

Preferably, a plurality of shock absorption components are symmetrically arranged at the top end and the bottom end of the PCBA main body; the damping component comprises two installation rectangular seats, two the middle parts of the installation rectangular seats are crossed and are provided with two height-adjusting arc frames, the two height-adjusting arc frames are connected through a linkage shaft in a rotating mode, the end parts of the two height-adjusting arc frames are located in the installation rectangular seats and are connected through the two linkage shafts in a rotating mode, when the included angle between the two height-adjusting arc frames is large, the distance between the two installation rectangular seats is small, and when the included angle between the two height-adjusting arc frames is small, the distance between the two installation rectangular seats is large.

Preferably, a limiting plate is arranged on one side of the height-adjusting arc-shaped frame, which is close to the installation rectangular seat, a reset spring is arranged on one side of the limiting plate, and one end, away from the limiting plate, of the reset spring is connected with the inner wall of the installation rectangular seat. The height-adjusting arc frames can not rotate through the linkage shaft at will, the height-adjusting arc frames are limited by the reset springs, and only when the acting force is large, the reset springs are extruded and contracted, so that the angles of the two height-adjusting arc frames are changed through the linkage shaft.

Preferably, the side wall of limiting plate is equipped with the antiskid piece, the antiskid track that uses with the antiskid piece cooperation is seted up to the inner wall of installation rectangle seat, and when high regulation arc frame was at change angle, the antiskid piece was slided in the antiskid track for high regulation arc frame can not break away from between two installation rectangle seats.

Preferably, the top of one of the installation rectangular seats far away from the PCBA plate main body is provided with a rubber pad, the rubber pad is directly connected with the bottom wall of the earphone shell and the bottom wall of the installation top cover, and the rubber pad can play a better role in protection.

Preferably, the installation top cap comprises a bowl dish type cover, a cylinder, and bowl dish type cover can block on the cylinder, and when bowl dish type cover was taken off from the cylinder, the top of erection column can be exposed, can rotate the erection column this moment for the erection column is connected with the stud hole, cylinder bottom symmetry is equipped with the erection column, be equipped with the stud hole that uses with the erection column cooperation in the earphone shell.

Compared with the prior art, the utility model has the beneficial effects that:

the top of PCBA board main part, bottom all symmetry are equipped with a plurality of damper, and damper can play the shock attenuation effect to the both sides of PCBA board main part, and after earphone shell received the effort, a plurality of damper can absorb the effort and offset to reduce the circumstances that the effort directly transmitted to PCBA board main part, played the guard action to PCBA board main part, reduced its circumstances that damages because of receiving external collision.

After PCBA board main part passes through damper, grip slipper and is fixed in the earphone shell, owing to the setting of a plurality of damper, be equipped with the gap between the bottom of PCBA board main part and the inner wall of earphone shell, can play fine ventilation, radiating effect to PCBA board main part, ensure that PCBA board main part can normally operate.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the structure of the present utility model;

FIG. 3 is a perspective view of a PCBA board body of the present utility model;

FIG. 4 is an exploded view of the structural shock absorbing assembly of the present utility model;

FIG. 5 is a perspective view of the structural anti-skid rail of the present utility model;

in the figure: 1. an earphone housing; 11. a sound passing hole; 12. stud holes; 2. installing a top cover; 21. a mounting column; 3. a clamping seat; 4. a PCBA board main body; 5. a shock absorbing assembly; 51. a rubber pad; 52. installing a rectangular seat; 53. a height-adjusting arc frame; 54. a linkage shaft; 55. an anti-skid block; 56. a return spring; 57. a limiting plate; 58. an anti-skid rail.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a bluetooth headset PCBA structure, includes earphone shell 1, and earphone shell 1's top can be dismantled and be connected with installation top cap 2, is equipped with PCBA board main part 4 in the earphone shell 1, and the sound hole 11 has been seted up to earphone shell 1's diapire. A plurality of clamping seats 3 are symmetrically arranged in the earphone shell 1, and the clamping seats 3 are matched with the PCBA main body 4 for use.

In this embodiment, as shown in fig. 3 and 4, preferably, a plurality of shock absorbing components 5 are symmetrically arranged at the top end and the bottom end of the pcba board main body 4; the damping component 5 comprises two installation rectangular seats 52, two height adjustment arc frames 53 are arranged in the middle of the two installation rectangular seats 52 in a crossing mode, the two height adjustment arc frames 53 are connected in a rotating mode through a linkage shaft 54, the end portions of the two height adjustment arc frames 53 are located in the installation rectangular seats 52 and are connected in a rotating mode through the two linkage shaft 54, when an included angle between the two height adjustment arc frames 53 is large, the distance between the two installation rectangular seats 52 is small, and when the included angle between the two height adjustment arc frames 53 is small, the distance between the two installation rectangular seats 52 is large.

In this embodiment, as shown in fig. 3 and 4, preferably, a limiting plate 57 is disposed on a side of the height-adjusting arc frame 53 close to the mounting rectangular base 52, a return spring 56 is disposed on a side of the limiting plate 57, and an end of the return spring 56 away from the limiting plate 57 is connected to an inner wall of the mounting rectangular base 52. The height-adjusting arc frames 53 cannot rotate freely through the linkage shaft 54, the height-adjusting arc frames 53 are limited by the reset springs 56, and only when the acting force is large, the reset springs 56 are extruded and contracted, so that the angles of the two height-adjusting arc frames 53 can be changed through the linkage shaft 54.

In this embodiment, preferably, as shown in fig. 3, 4 and 5, the side wall of the limiting plate 57 is provided with a non-slip block 55, the inner wall of the rectangular mounting base 52 is provided with a non-slip track 58 matched with the non-slip block 55, and when the angle of the height-adjusting arc frame 53 is changed, the non-slip block 55 slides in the non-slip track 58, so that the height-adjusting arc frame 53 cannot be separated from between the two rectangular mounting bases 52.

In this embodiment, preferably, as shown in fig. 3 and 4, a rubber pad 51 is disposed at the top of one of the mounting rectangular bases 52 far away from the PCBA board main body 4, and the rubber pad 51 is directly connected with the bottom wall of the earphone housing 1 and the bottom wall of the mounting top cover 2, so that the rubber pad 51 can have a better protection effect.

In this embodiment, preferably, as shown in fig. 2, the mounting top cover 2 is composed of a bowl-dish-shaped cover and a cylinder, the bowl-dish-shaped cover can be clamped on the cylinder, when the bowl-dish-shaped cover is removed from the cylinder, the top of the mounting post 21 can be exposed, the mounting post 21 can be rotated at this time, the mounting post 21 is connected with the stud hole 12, the mounting post 21 is symmetrically arranged at the bottom of the cylinder, and the stud hole 12 matched with the mounting post 21 is arranged in the earphone shell 1.

Working principle and using flow: the top and bottom of the PCBA board main body 4 are provided with a plurality of shock absorbing components 5 in a state shown in fig. 3, the surface joint of the mounting rectangular base 52 and the PCBA board main body 4 is formed, the rubber pad 51 is respectively positioned at the bottom wall of the earphone shell 1 and the bottom wall of the mounting top cover 2, then the PCBA board main body 4 and the shock absorbing components 5 are placed in the earphone shell 1, the PCBA board main body 4 is fixed by a plurality of clamping bases 3, after the earphone shell 1 receives acting force, the acting force is transmitted to the mounting rectangular base 52, the mounting rectangular base 52 immediately transmits the acting force to the two height adjusting arc frames 53, the height adjusting arc frames 53 are connected by the two linkage shafts 54 and can be subjected to angle adjustment, and the end parts of the height adjusting arc frames 53 are limited by the reset springs 56, so that after the earphone shell 1 receives the acting force, the plurality of shock absorbing components 5 absorb and counteract the acting force, thereby reducing the situation that the acting force is directly transmitted to the earphone shell 4, the PCBA board main body 4 is protected, and the situation that the PCBA board main body 4 is damaged due to external collision is reduced.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. The utility model provides a bluetooth headset PCBA structure, includes earphone shell (1), the top of earphone shell (1) can be dismantled and be connected with installation top cap (2), be equipped with PCBA board main part (4), its characterized in that in earphone shell (1): a plurality of shock absorption components (5) are symmetrically arranged at the top end and the bottom end of the PCBA main body (4);

the damping component (5) comprises two installation rectangular seats (52), two height-adjusting arc frames (53) are arranged in the middle of each installation rectangular seat (52) in a crossing mode, and the two height-adjusting arc frames (53) are connected in a rotating mode through a linkage shaft (54).

2. The bluetooth headset PCBA structure according to claim 1, wherein: a plurality of clamping seats (3) are symmetrically arranged in the earphone shell (1), and the clamping seats (3) are matched with the PCBA main body (4).

3. The bluetooth headset PCBA structure according to claim 1, wherein: a limiting plate (57) is arranged on one side, close to the mounting rectangular base (52), of the height-adjusting arc-shaped frame (53), a reset spring (56) is arranged on one side of the limiting plate (57), and one end, far away from the limiting plate (57), of the reset spring (56) is connected with the inner wall of the mounting rectangular base (52).

4. A bluetooth headset PCBA structure according to claim 3, characterized in that: the side wall of limiting plate (57) is equipped with non slipping block (55), the inner wall of installation rectangle seat (52) is seted up and is used with non slipping track (58) of non slipping block (55) cooperation.

5. The bluetooth headset PCBA structure according to claim 4, wherein: the top of one of the rectangular mounting seats (52) far away from the PCBA main body (4) is provided with a rubber pad (51).

6. The bluetooth headset PCBA structure according to claim 1, wherein: the mounting top cover (2) consists of a bowl-dish-shaped cover and a cylinder, mounting columns (21) are symmetrically arranged at the bottom of the cylinder, and stud holes (12) matched with the mounting columns (21) are formed in the earphone shell (1).

7. The bluetooth headset PCBA structure according to claim 6, wherein: a sound through hole (11) is formed in the bottom wall of the earphone shell (1).