CN211089915U

CN211089915U - Head-wearing type Bluetooth earphone

Info

Publication number: CN211089915U
Application number: CN202020029355.4U
Authority: CN
Inventors: 叶景清; 王运川; 卢华庭; 王俊伴
Original assignee: Jiangxi Lianchuang Hongsheng Electronic Co ltd
Current assignee: Jiangxi Lianchuang Hongsheng Electronic Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-07-24
Anticipated expiration: 2030-01-07

Abstract

The utility model relates to a bluetooth headset, be in including bandeau and fixed setting respectively two earmuffs at bandeau both ends, the earmuff includes earphone support arm subassembly and is used for the sound chamber casing of laminating human ear, sound chamber casing is close to earphone support arm subassembly's surface center is equipped with the through-hole, a rotation connecting piece is established to the through-hole endotheca, rotate the connecting piece with sound chamber casing rotates to be connected, rotate the connecting piece with earphone support arm subassembly fixed connection is in order to realize sound chamber casing is in the last rotation of earphone support arm subassembly. The beneficial effects of the utility model reside in that: the utility model discloses a rotate the connecting piece and make sound chamber casing can rotate in a flexible way on earphone support arm subassembly, through the position of rotating adjustment sound chamber casing and then find the best position of sound chamber casing and the laminating of people's ear, improve the travelling comfort of sound chamber casing and the laminating of people's ear under the prerequisite that does not influence other functions.

Description

Head-wearing type Bluetooth earphone

Technical Field

The utility model relates to a bluetooth headset technical field especially relates to a bluetooth headset.

Background

Along with the improvement of the living standard of people, the market demand of the Bluetooth headset is increased year by year, the requirements of people on the function and the quality of the Bluetooth headset are higher and higher, and the portable, flexible, comfortable, excellent-function and affordable-price Bluetooth headset has market competitiveness.

Current bluetooth headset includes the bandeau and sets up two earshells at the bandeau both ends respectively, because earshell and bandeau fixed connection, wears behind the bluetooth headset earshell poor to the laminating and the travelling comfort of ear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bluetooth headset solves the poor problem of laminating nature and travelling comfort that current bluetooth headset wore.

The utility model provides a bluetooth headset, be in including bandeau and fixed setting respectively two earmuffs at bandeau both ends, the earmuff includes earphone support arm subassembly and is used for the sound chamber casing of laminating people's ear, sound chamber casing is close to earphone support arm subassembly's surface center is equipped with the through-hole, a rotation connecting piece is established to the through-hole endotheca, rotate the connecting piece with sound chamber casing rotates to be connected, rotate the connecting piece with earphone support arm subassembly fixed connection is in order to realize sound chamber casing is in the last rotation of earphone support arm subassembly.

According to the utility model provides a bluetooth headset has following beneficial effect: the utility model discloses a rotate the connecting piece and make sound chamber casing can rotate in a flexible way on earphone support arm subassembly, through the position of rotating adjustment sound chamber casing and then find the best position of sound chamber casing and the laminating of people's ear, improve the travelling comfort of sound chamber casing and the laminating of people's ear under the prerequisite that does not influence other functions.

In addition, according to the utility model provides a bluetooth headset can also have following additional technical characterstic:

furthermore, the through hole is circular, the rotating connecting piece is hemispherical, the spherical end of the rotating connecting piece is sleeved in the through hole, and the radius of the plane end of the rotating connecting piece is larger than that of the through hole.

Furthermore, an internal thread hole is formed in the rotary connecting piece, and a connecting screw for fixing the rotary connecting piece on the earphone support arm assembly is arranged on the internal thread hole.

Furthermore, the earphone support arm assembly comprises a support arm face cover, a support arm bottom cover and a PCB arranged between the support arm face cover and the support arm bottom cover, wherein the PCB is fixed on the support arm face cover, and the support arm bottom cover is fastened and fixed on the support arm face cover.

Further, sound chamber casing includes preceding shell of loudspeaker backshell, loudspeaker and sets up the loudspeaker backshell with loudspeaker body between the shell before the loudspeaker, the loudspeaker backshell passes through rotate the connecting piece with the support arm bottom rotates to be connected, the loudspeaker body is fixed on the loudspeaker backshell, the shell is fixed before the loudspeaker on the loudspeaker backshell.

Further, the loudspeaker backshell is close to the surface of loudspeaker body be equipped with the chamber that holds of loudspeaker body looks adaptation, the embedding of loudspeaker body hold the intracavity.

Furthermore, the loudspeaker backshell is hemispherical, the support arm bottom is close to the surface of loudspeaker backshell is equipped with the hemisphere concave cavity, the sphere end embedding of loudspeaker backshell in the hemisphere concave cavity.

Furthermore, a positioning column is arranged on the surface, close to the PCB, of the support arm bottom cover, and a positioning hole matched with the positioning column is formed in the PCB.

Furthermore, the positioning columns are provided with 3, and the 3 positioning columns are distributed on three vertexes of the triangle.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a perspective view of a bluetooth headset according to an embodiment of the present invention;

fig. 2 is an exploded view of the earshell of a bluetooth headset in accordance with an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a rotary connecting piece of a bluetooth headset according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of an earshell of a bluetooth headset in accordance with an embodiment of the present invention;

10. a headband; 20. an earshell; 30. an earphone arm assembly; 31. a support arm surface cover; 32. a PCB board; 33. a support arm bottom cover; 331. a hemispherical cavity; 34. a U-shaped baffle; 40. a sound cavity housing; 41. a horn rear shell; 411. an accommodating chamber; 42. a horn body; 43. a horn front shell; 50. a through hole; 60. rotating the connecting piece; 61. an internally threaded bore; 62. and connecting screws.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1, an embodiment of the present invention provides a bluetooth headset, which includes a headband 10 and two earmuffs 20 respectively fixed at two ends of the headband 10.

Referring to fig. 2 to 4, the earshell 20 includes an earphone arm assembly 30 and a sound cavity housing 40 for fitting human ears, a through hole 50 is formed in the sound cavity housing 40 near the center of the surface of the earphone arm assembly 30, a rotating connector 60 is sleeved in the through hole 50, the rotating connector 60 is rotatably connected with the sound cavity housing 40, and the rotating connector 60 is fixedly connected with the earphone arm assembly 30 to rotate the sound cavity housing 40 on the earphone arm assembly 30.

The working principle is as follows: two earmuffs 20 are pulled open by hand, the left earmuff 20 and the right earmuff 20 are correspondingly worn on two ears, the sound cavity shell 40 is rotated, the position of the sound cavity shell 40 is adjusted, and then the most comfortable position of the sound cavity shell 40 attached to the ears is found, and sound in the sound cavity shell 40 enters the ears.

From the above description, the beneficial effects of the present invention are: the utility model discloses a rotate connecting piece 60 and make sound chamber casing 40 can rotate in a flexible way on earphone arm assembly 30, through the position that rotates adjustment sound chamber casing 40 and then find the best position of sound chamber casing 40 and the laminating of people's ear, improve the travelling comfort of sound chamber casing 40 and the laminating of people's ear under the prerequisite that does not influence other functions.

In the embodiment of the present invention, the surface of the earphone arm assembly 30 is fixed with a U-shaped baffle 34, two free ends of the U-shaped baffle 34 are disposed around the through hole 50, and two free ends of the U-shaped baffle 34 are used for limiting the rotating connection member 60, and the opening range of the U-shaped baffle 34 is the rotating range of the rotating connection member 60, so that the rotating connection member keeps the rotation of plus or minus 10 degrees.

In the embodiment of the present invention, the through hole 50 is circular, the rotation connecting member 60 is hemispherical, the spherical end of the rotation connecting member 60 is sleeved in the through hole 50, and the radius of the plane end of the rotation connecting member 60 is greater than the radius of the through hole 50.

In order to prevent the sound cavity housing 40 from slipping off the rotary connector 60, the rotary connector 60 is formed in a hemispherical shape, the radius of the flat end is larger than that of the through hole 50, and the rotary connector 60 clamps and fixes the sound cavity housing 40.

In the embodiment of the present invention, the rotating connector 60 has an internal threaded hole 61, and the internal threaded hole 61 is provided with a connecting screw 62 for fixing the rotating connector 60 to the earphone arm assembly 30.

To secure the rotating connector 60 to the earphone arm assembly 30, the rotating connector 60 is fastened to the earphone arm assembly 30 by a connecting screw 62.

In the embodiment of the present invention, the earphone arm assembly 30 includes an arm surface cover 31, an arm bottom cover 33 and a PCB 32 disposed between the arm surface cover 31 and the arm bottom cover 33, the PCB 32 is installed at a position related to the arm surface cover 31 and fixed by screws on the arm surface cover 31, the arm bottom cover 33 is fastened and fixed on the arm surface cover 31.

The side surface of the support arm surface cover 31 is provided with a button elastic arm which is formed by an inner layer and an outer layer by adopting a double-color injection molding process, wherein the outer layer is soft rubber (TPE/TPU), and the inner layer is common hard rubber (ABS + PC), so that the hand feeling of the button can be improved. In order to improve the hand feeling of the key, the length of the elastic arm of the key is designed to be 3-5 times of the width of the key, and the thickness of the elastic arm is slightly smaller than the basic wall thickness of the support arm surface cover 31; meanwhile, the contact point on the elastic arm of the key is designed into a semi-spherical table shape, the design can lead the contact stress of the elastic arm contact point and the contact surface of the mechanical key on the PCB 32 to be concentrated, and the contact stability is good; the stroke between the contact point of the button elastic arm and the mechanical button on the PCB 32 is controlled to be about 0.1 mm.

The utility model discloses an in the embodiment, sound chamber casing 40 includes loudspeaker backshell 41, loudspeaker front shell 43 and sets up loudspeaker backshell 41 with loudspeaker body 42 between the loudspeaker front shell 43, loudspeaker backshell 41 passes through rotate the connecting piece 60 with support arm bottom 33 rotates and connects, loudspeaker body 42 is fixed on loudspeaker backshell 41, loudspeaker front shell 43 fixes it through setting up a plurality of screws at its edge on loudspeaker backshell 41.

In the embodiment of the present invention, the horn back shell 41 is close to the surface of the horn body 42 is provided with a holding cavity 411 adapted to the horn body 42, and the horn body 42 is installed in the holding cavity 411. In order to compress the space between the horn rear case 41 and the horn front case 43, the horn body 42 is fitted and fixed in the receiving cavity 411 of the horn rear case 41.

In the embodiment of the present invention, the support arm bottom cover 33 is close to the surface of the PCB 32 is provided with a positioning column, and the PCB 32 is provided with a positioning hole adapted to the positioning column. In order to improve the balance of the assembly of the PCB board 32, the positioning columns of the arm bottom cover 33 are inserted into the positioning holes and fixed.

In the embodiment of the present invention, the horn back case 41 is hemispherical, the support arm bottom cover is close to the surface of the horn back case 41 is provided with the hemispherical cavity 331, the spherical end of the horn back case 41 is embedded in the hemispherical cavity 331.

In the embodiment of the present invention, the number of the positioning columns is 3, 3 the positioning columns are distributed on three vertexes of the triangle. In order to improve the assembly balance of the PCB 32, 3 positioning columns are distributed on three vertexes of the triangle to control the up-down balance of the PCB 32 so that it is not inclined.

To sum up, the utility model provides a bluetooth headset makes sound chamber casing 40 can rotate in a flexible way on earphone support arm subassembly 30 through rotating connecting piece 60, through rotating the position of adjustment sound chamber casing 40 and then finding the best position of sound chamber casing 40 and the laminating of people's ear, improves the travelling comfort of sound chamber casing 40 and the laminating of people's ear under the prerequisite that does not influence other functions.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a bluetooth headset, includes the bandeau and fixes the setting respectively two shells at bandeau both ends, a serial communication port, the shell includes earphone support arm subassembly and is used for the sound chamber casing of laminating people's ear, sound chamber casing is close to earphone support arm subassembly's surperficial center is equipped with the through-hole, a rotation connecting piece is established to the through-hole endotheca, rotate the connecting piece with sound chamber casing rotates to be connected, rotate the connecting piece with earphone support arm subassembly fixed connection is in order to realize sound chamber casing is in the last rotation of earphone support arm subassembly.

2. The bluetooth headset according to claim 1, wherein the through hole has a circular shape, the rotating connector has a hemispherical shape, a spherical end of the rotating connector is inserted into the through hole, and a radius of a planar end of the rotating connector is greater than a radius of the through hole.

3. The bluetooth headset according to claim 1, wherein the rotary connector has an internal threaded hole, and the internal threaded hole has a connection screw for fixing the rotary connector to the headset arm assembly.

4. The bluetooth headset according to claim 1, wherein the headset arm assembly comprises an arm surface cover, an arm bottom cover, and a PCB disposed between the arm surface cover and the arm bottom cover, wherein the PCB is fixed on the arm surface cover, and the arm bottom cover is fastened and fixed on the arm surface cover.

5. The Bluetooth headset of claim 4, wherein the sound cavity housing comprises a speaker rear housing, a speaker front housing and a speaker body disposed between the speaker rear housing and the speaker front housing, the speaker rear housing is rotatably connected to the support arm bottom cover through the rotary connecting member, the speaker body is fixed to the speaker rear housing, and the speaker front housing is fixed to the speaker rear housing.

6. The Bluetooth headset of claim 5, wherein a receiving cavity matched with the speaker body is formed in the surface, close to the speaker body, of the speaker rear shell, and the speaker body is embedded in the receiving cavity.

7. The Bluetooth headset of claim 5, wherein the speaker back case is hemispherical, a hemispherical cavity is formed on the surface of the arm bottom cover close to the speaker back case, and the spherical end of the speaker back case is embedded in the hemispherical cavity.

8. The Bluetooth headset of claim 4, wherein the bottom cover of the support arm has a positioning post on a surface thereof near the PCB, and the PCB has a positioning hole matching with the positioning post.

9. The bluetooth headset according to claim 8, wherein the positioning posts are 3, and 3 positioning posts are distributed on three vertices of a triangle.