CN111800706B

CN111800706B - Earphone shell and earphone comprising same

Info

Publication number: CN111800706B
Application number: CN202010944063.8A
Authority: CN
Inventors: 谢萍; 周莹; 杨鑫峰
Original assignee: Goertek Inc
Current assignee: Goertek Inc
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-02-12
Anticipated expiration: 2040-09-10
Also published as: CN111800706A

Abstract

The embodiment of the invention discloses an earphone shell and an earphone comprising the same, wherein the earphone shell comprises a shell bottom wall and a shell side wall; the shell side wall comprises a supporting side wall and a deformation side wall located at the position of a section of the shell side wall, and the supporting side wall and the deformation side wall jointly form the shell side wall. The size of the shell side wall can be changed by deforming the side wall of the earphone shell, so that the overall size of the earphone shell is reduced, the size of the earphone is effectively reduced, the occupied space is saved, and the earphone shell is convenient to store and carry about.

Description

Earphone shell and earphone comprising same

Technical Field

The invention relates to the technical field of electroacoustic products, in particular to an earphone shell and an earphone comprising the same.

Background

In recent years, wireless headsets, especially bluetooth headsets, have become more and more widely used with the rapid development of headset technology. Headset types have also evolved from the first headsets to in-ear/semi-in-ear headsets, from drive-by-wire to wireless bluetooth mode, to the current day TWS true wireless headsets. Headsets are increasingly tending to be lightweight and easy to carry.

The structure of the earphone 10 of the prior art is shown in fig. 1, and generally comprises an earphone front shell 11, an earphone rear shell 12 and a sounder monomer 13. The earphone in the prior art generally has the problems of large size, inconvenience in placement or carrying and the like, for example, when a user carries out leisure sports outdoors or is on the way of work, people usually use the earphone to connect a mobile phone to listen to music or talk, but when the earphone is not needed, the earphone with large size is inconvenient to place, so that the earphone is easy to lose.

Therefore, in order to overcome the defects in the prior art, a novel earphone shell and an earphone comprising the same need to be provided.

Disclosure of Invention

The invention aims to provide an earphone shell and an earphone comprising the same, which can effectively reduce the volume of the earphone, save the occupied space and facilitate the storage and carrying.

In order to achieve at least one of the above objects, a first aspect of the present application provides an earphone housing, including a housing bottom wall and a housing side wall; the shell side wall comprises a supporting side wall and a deformation side wall located at the position of a section of the shell side wall, and the supporting side wall and the deformation side wall jointly form the shell side wall.

In one embodiment, the housing side walls include at least two support side walls and at least one deformation side wall between adjacent support side walls, and the support side walls and the deformation side wall are respectively arranged along the extending direction of the housing side walls.

In one embodiment, the housing sidewall includes at least a first support sidewall; a second support sidewall; and a deformable sidewall between the first and second support sidewalls; at least a portion of the first support sidewall is receivable within a second support sidewall through the deforming sidewall; alternatively, at least part of the second support sidewall may be received within the first support sidewall by the deforming sidewall.

In one embodiment, the deformable sidewall is made of a thermoplastic elastomer, a thermoplastic polyurethane elastomer, or rubber.

In one embodiment, the deformation sidewall is fixed to the support sidewall by heat fusion.

The second aspect of this application provides an earphone, include like the earphone casing that this application first aspect provided and locate sounder monomer in the earphone casing, the combination of sounder monomer is fixed in the earphone casing, the sounder monomer will the chamber that holds of earphone casing separates for isolated preceding sound chamber and back sound chamber each other.

In one embodiment, the side wall of the casing corresponding to the sounder unit is a supporting side wall.

In one embodiment, the shell side wall corresponding to the front sound cavity comprises a first deformed side wall, and the first deformed side wall is located at a section position of the shell side wall corresponding to the front sound cavity.

In one embodiment, the shell side wall corresponding to the rear acoustic cavity includes a second deformed side wall, and the second deformed side wall is located at a section position of the shell side wall corresponding to the rear acoustic cavity.

In one embodiment, the shell side wall corresponding to the front sound cavity comprises a first deformed side wall, and the first deformed side wall is located at the position of the section of the shell side wall corresponding to the front sound cavity; the shell side wall corresponding to the rear sound cavity comprises a second deformation side wall, and the second deformation side wall is located at the section position of the shell side wall corresponding to the rear sound cavity.

In one embodiment, a side surface of the bottom wall of the housing, which faces away from the side wall of the housing, is provided with a magnetic member.

In one embodiment, a side surface of the housing bottom wall facing away from the housing side wall is provided with an electrical connector configured for making an electrical connection with an external device.

The beneficial effect of this application is as follows:

this application is to the problem that exists among the prior art at present, a earphone shell and including it is provided, this earphone shell drives the extending direction displacement of supporting the lateral wall along the casing lateral wall through buckling of the lateral wall that warp, thereby realize that the casing lateral wall of earphone shell can be compressed on its extending direction, make the size that reduces the casing lateral wall, thereby realize reducing the overall dimension of earphone shell, and then effectively reduce the volume of earphone, practice thrift occupation space, be convenient for accomodate and hand-carry.

Drawings

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Fig. 1 shows a schematic internal structure diagram of a headphone in the prior art.

Fig. 2 shows an internal structure diagram of the earphone in the expanded state in one embodiment of the present application.

Fig. 3 is a schematic view showing an internal structure of the earphone shown in fig. 1 in a bent state.

Fig. 4 shows an internal structure diagram of the earphone in the expanded state in one embodiment of the present application.

Fig. 5 is a schematic view showing an internal structure of the earphone shown in fig. 4 in a bent state.

Fig. 6 shows an internal structure diagram of the earphone in the expanded state in one embodiment of the present application.

Fig. 7 shows an internal structure diagram of the earphone shown in fig. 6 in a bent state.

Fig. 8 shows an exploded view of an earpiece in one embodiment of the present application.

Fig. 9 illustrates a front view of the structure of the housing side wall corresponding to the front acoustic cavity of the earphone in one embodiment of the present application.

Fig. 10 illustrates a side view of the structure of the housing sidewall corresponding to the front acoustic cavity of the earphone in one embodiment of the present application.

Fig. 11 illustrates a front view of a housing sidewall corresponding to a rear acoustic cavity of a headset in an embodiment of the present application.

Fig. 12 illustrates a side view of the structure of the housing sidewall corresponding to the rear acoustic cavity of the earphone in one embodiment of the present application.

Fig. 13a-b show structural front views of an expanded state and a folded state of an earpiece in one embodiment of the present application.

Fig. 14a-b show structural side views of an earpiece in an expanded state and a folded state in one embodiment of the present application.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details.

In order to more clearly illustrate the invention, the invention is further described below with reference to preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.

To solve the problems in the prior art, an embodiment of the present application provides an earphone housing 20, as shown in fig. 2 to 14, where earphone housing 20 includes a housing bottom wall 21 and a housing side wall 22; the casing side wall 22 is a multi-segment structure, and includes a supporting side wall 221 and a deforming side wall 222 located at a segment position of the casing side wall 22, and the supporting side wall 221 and the deforming side wall 222 jointly form the casing side wall 22. The supporting sidewall 221 is made of a rigid material, such as plastic, steel sheet, etc., and the supporting sidewall 221 is used for supporting the earphone housing 20 and fixing electronic components, such as a sound generator unit, in the earphone housing 20. The deformable sidewall 222 is a material having some elasticity. In one embodiment, the deformable sidewall 222 is made of thermoplastic elastomer, thermoplastic polyurethane elastomer or rubber, or other flexible materials known to those skilled in the art, and the present application is not limited thereto. In addition, the deformable sidewall 222 is used for bending to drive the supporting sidewall 221 connected with the deformable sidewall 222 to displace along the extending direction of the shell sidewall 22. In a specific embodiment, deformable sidewall 222 may be bent toward the inner cavity of earphone housing 20; in another specific embodiment, deformable sidewall 222 may be bent away from the interior cavity of earphone house 20.

In a specific embodiment, the deformable sidewall 222 is fixed to the supporting sidewall 221 by heat fusion. In addition, in an embodiment applied to a bluetooth headset or a TWS headset, the bottom wall 21 of the headset housing 20 may be used to mount electronic components such as a bluetooth chip, a battery, a circuit board, and a microphone. In yet another specific embodiment, the thickness of the deforming sidewall 222 is less than or equal to the thickness of the supporting sidewall 221.

Earphone shell 20 of this embodiment drives through buckling of deformation lateral wall 222 and supports lateral wall 221 along the extending direction displacement of casing lateral wall 22, thereby realize that earphone shell 20's casing lateral wall 22 can be compressed on its extending direction, make the size that reduces casing lateral wall 22, thereby realize reducing earphone shell 20's overall size, and then effectively reduce the volume of earphone, practice thrift occupation space, be convenient for accomodate and hand-carry.

In a specific embodiment, the housing sidewall 22 includes at least two supporting sidewalls 221 and at least one deforming sidewall 222 between adjacent supporting sidewalls 221, and the supporting sidewalls 221 and the deforming sidewalls 222 are respectively disposed along an extending direction of the housing sidewall 22. As shown in fig. 2 to 7, the extension direction of the straight line in fig. 2 to 7 is the extension direction of the case side wall 22.

In a particular embodiment, housing sidewall 22 includes at least a first support sidewall 2211; second support sidewall 2212; and a deformed sidewall 222 between the first and

second support sidewalls

2211 and 2212, wherein the deformed sidewall 222 connects adjacent ends of the first and

second support sidewalls

2211 and 2212 together, at least a portion of the first support sidewall 2211 being receivable within the second support sidewall 2212 via the deformed sidewall 222; alternatively, at least a portion of the second support sidewall 2212 may be received within the first support sidewall 2211 by the deforming sidewall 222.

Specifically, in a specific embodiment, the cross-sectional area of the first supporting sidewall 2211 is smaller than that of the second supporting sidewall 2212, and the deformed sidewall 222 is bent inward, so that the end of the first supporting sidewall 2211 connected to the deformed sidewall 222 is driven to move toward the second supporting sidewall 2212 along the extending direction of the housing sidewall 22, so that at least a portion of the first supporting sidewall 2211 is accommodated in the second supporting sidewall 2212, thereby shortening the housing sidewall 22 in the extending direction thereof. In another specific embodiment, the cross-sectional area of the second supporting sidewall 2212 is smaller than that of the first supporting sidewall 2211, and the deformed sidewall 222 is bent inward, so that the end of the second supporting sidewall 2212 connected to the deformed sidewall 222 is driven to move toward the first supporting sidewall 2211 along the extending direction of the housing sidewall 22, so that at least a portion of the second supporting sidewall 2212 is accommodated in the first supporting sidewall 2211, thereby shortening the housing sidewall 22 in the extending direction thereof.

In addition, in a specific embodiment, the cross-sectional area of the first supporting sidewall 2211 is larger than that of the second supporting sidewall 2212, and the deformed sidewall 222 is bent outward, so that the end of the first supporting sidewall 2211 connected to the deformed sidewall 222 is driven to move toward the second supporting sidewall 2212 along the extending direction of the housing sidewall 22, so that at least a portion of the second supporting sidewall 2212 is accommodated in the first supporting sidewall 2211, and the housing sidewall 22 is shortened in the extending direction. In another specific embodiment, the cross-sectional area of the first supporting sidewall 2211 is smaller than that of the second supporting sidewall 2212, and the deformed sidewall 222 is bent outward, so that the end of the second supporting sidewall 2212 connected to the deformed sidewall 222 is driven to move toward the first supporting sidewall 2211 along the extending direction of the housing sidewall 22, so that at least a portion of the first supporting sidewall 2211 is accommodated in the second supporting sidewall 2212, thereby shortening the housing sidewall 22 in the extending direction thereof.

Another embodiment of the present application provides an earphone 30, as shown in fig. 2-14, including an earphone housing 20 as described above and a sounder unit 40 disposed in the earphone housing 20, the sounder unit 40 is fixed in the earphone housing 20, and the sounder unit 40 divides the accommodating cavity of the earphone housing 20 into a front sound cavity 50 and a rear sound cavity 60 that are isolated from each other. The end of the front sound chamber 50 remote from the rear sound chamber 60 is provided with a sound outlet 70. In addition, the bottom wall 21 of the earphone housing 20 is loaded with electronic components 80, such as a bluetooth chip, a battery, a circuit board, a microphone, and the like. In another embodiment, the lateral wall 22 of the casing corresponding to the sounder unit 40 is a supporting lateral wall 221, and the supporting lateral wall 221 can effectively support and fix the position of the sounder unit 40.

The earphone 30 in this embodiment is electrically connected to an external host (e.g., a music player, a mobile phone, an iPAD, a computer, etc.) via a bluetooth chip, so that the sound generator unit 40 generates sound information that can be received by the human ear, the internal structure of the sound generator unit 40 is not shown in fig. 2-14, the external dimension thereof substantially matches the volume of the internal cavity of the earphone housing 20, and the sound generator unit can be inserted into the ear cavity of the human ear, and the earphone is generally called an earbud earphone or an in-ear earphone of the type shown in this embodiment.

In one specific embodiment, as shown in fig. 2-3, the housing sidewall 22 corresponding to the front sound cavity 50 includes a first deformed sidewall 2221, the first deformed sidewall 2221 is located at a section of the housing sidewall 22 corresponding to the front sound cavity 50, in another specific embodiment, a first supporting sidewall 2211 and a second supporting sidewall 2212 are respectively connected to two ends of the first deformed sidewall 2221, wherein the first supporting sidewall 2211 is located at a side of the first deformed sidewall 2221 close to the sound outlet 70, the second supporting sidewall 2212 is located at a side of the first deformed sidewall 2221 close to the housing bottom wall 21, by bending the first deformed sidewall 2221 inward or outward, the first supporting sidewall 2211 is driven to be displaced toward the second supporting sidewall 2212, i.e. close to the housing bottom wall 21, so that the sound outlet 70 is moved backward to compress an area defined by the front sound cavity 50, and the length of the housing sidewall 22 in the extending direction is shortened, the whole size of the earphone shell 20 is reduced, the size of the earphone 30 is effectively reduced, the occupied space is saved, and the earphone is convenient for a user to store and carry. In another specific embodiment, the silicone sleeve 90 is disposed around the housing sidewall 22 corresponding to the front acoustic cavity 50 of the earphone 30, and when the first deformable sidewall 2221 is bent to drive the first supporting sidewall 2211 to move, the silicone sleeve 90 can be bent to prevent dust from a gap between the first supporting sidewall 2211 and the second supporting sidewall 2212.

In a specific embodiment, as shown in fig. 4-5, the housing sidewall 22 corresponding to the rear acoustic cavity 60 includes a second deformed sidewall 2222, and the second deformed sidewall 2222 is located at a section position of the housing sidewall 22 corresponding to the rear acoustic cavity 60. In another specific embodiment, the two ends of the second deformable sidewall 2222 are respectively connected to a third supporting sidewall 2213 and a fourth supporting sidewall 2214, wherein the third supporting sidewall 2213 is located at one side of the second deformable sidewall 2222 close to the sounder unit 40, and the fourth supporting sidewall 2214 is located at one side of the second deformable sidewall 2222 close to the housing bottom wall 21, and the second deformable sidewall 2222 is bent inward or outward to drive the fourth supporting sidewall 2214 to move toward the third supporting sidewall 2213, that is, toward the sounder unit 40, so that the housing bottom wall 21 moves forward, thereby compressing the area range defined by the rear sound cavity 60, and the length of the housing sidewall 22 in the extending direction thereof is shortened to reduce the overall size of the earphone housing 20, thereby effectively reducing the volume of the earphone 30, saving the occupied space, and facilitating storage and carrying by a user. In still another embodiment, the rear sound chamber 60 of the earphone 30 is provided with a sound leakage hole formed on the side wall 22 of the housing corresponding to the supporting side wall 221 or the deforming side wall 222.

In a specific embodiment, as shown in fig. 6-14, the housing sidewall 22 corresponding to the front acoustic cavity 50 includes a first deformed sidewall 2221, and the first deformed sidewall 2221 is located at a section position of the housing sidewall 22 corresponding to the front acoustic cavity 50; the housing sidewall 22 corresponding to the rear acoustic cavity 60 includes a second deformed sidewall 2222, and the second deformed sidewall 2222 is located at a section position of the housing sidewall 22 corresponding to the rear acoustic cavity 60. Wherein. The two ends of the first deformable sidewall 2221 are connected to a first supporting sidewall 2211 and a second supporting sidewall 2212, wherein the first supporting sidewall 2211 is located on one side of the first deformable sidewall 2221 close to the sound outlet 70, the second supporting sidewall 2212 is located on one side of the first deformable sidewall 2221 close to the bottom wall 21 of the housing, the two ends of the second deformable sidewall 2222 are connected to a third supporting sidewall 2213 and a fourth supporting sidewall 2214, wherein the third supporting sidewall 2213 is located on one side of the second deformable sidewall 2222 close to the sounder unit 40, the fourth supporting sidewall 2214 is located on one side of the second deformable sidewall 2222 close to the bottom wall 21 of the housing, and the third supporting sidewall 2213 is connected to the second supporting sidewall 2212.

When the user does not need to use the earphone, the first deformable sidewall 2221 is bent inward or outward to drive the first supporting sidewall 2211 connected to the first deformable sidewall 2221 to displace toward the direction close to the bottom wall 21 of the housing, so that the sound outlet 70 moves backward, thereby compressing the area range defined by the front sound cavity 50; meanwhile, the second deformable sidewall 2222 may be bent inward or outward to drive the fourth supporting sidewall 2214 adjacent to the second deformable sidewall 2222 to displace toward the sounder unit 40, so that the bottom wall 21 of the housing is displaced forward, thereby compressing the area defined by the rear sound cavity 60 and shortening the length of the side wall 22 of the housing in the extending direction thereof. The earphone 30 of this embodiment can further shorten the length of the housing sidewall 22 of the earphone housing 20 in the extending direction thereof, reduce the volume of the earphone 30, further reduce the overall size of the earphone housing 20, and be more convenient for the user to store and carry about. When the user needs to use the earphone 30, the user can use the earphone only by pulling out the first supporting sidewall 2211 to move the sound outlet 70 forward to the original position, and pulling out the fourth supporting sidewall 2214 to move the housing bottom wall 21 backward to return to the original position.

In a specific embodiment, a side surface of the housing bottom wall 21 facing away from the housing side wall 22 is provided with a magnetic member 100. The earphone 30 in a bent state can be fixed on a mobile phone or a computer in a magnetic attraction manner through the magnetic part 100, and other devices for accommodating the earphone are not required to be prepared, so that the earphone is convenient to carry; in another specific embodiment, a side surface of the bottom wall 21 of the housing facing away from the side wall 22 of the housing is provided with an electrical connector 110, and the electrical connector 110 is configured to be electrically connected with an external device, such as a USB port of a computer, or a Typre-C charging port of a mobile phone, or a position specially reserved for placing a headset in the mobile phone or the computer, so as to be convenient for carrying.

It is not possible to exemplify in detail all the combinations of the position and arrangement of the deformation side walls and the support side walls, for reasons of limited space, but it will be apparent to those skilled in the art that other variants and modifications of the extension part are possible on the basis of the above description, and all such variants and modifications are within the scope of the invention as expressed in the claims.

It should be noted that the TWS earphones shown in fig. 2-4 are only exemplary, but the earphone housing of the present application is not limited to the TWS earphones, and the earphone housing can be widely applied to various types of earphones, such as various wired and bluetooth earphones, various wearing styles of headsets, half-in-ear earphones, and the like, and is not limited to the earplug earphones or the in-ear earphones shown in fig. 1.

It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.

Claims

1. An earphone is characterized by comprising an earphone shell and a sounder monomer arranged in the earphone shell, wherein the sounder monomer is fixedly combined in the earphone shell; the sound generator monomer divides the containing cavity of the earphone shell into a front sound cavity and a rear sound cavity which are isolated from each other;

wherein, earphone shell includes:

a housing bottom wall and a housing side wall;

the shell side wall corresponding to the rear sound cavity comprises a second deformed side wall, and the second deformed side wall is positioned at the section position of the shell side wall corresponding to the rear sound cavity;

and the two ends of the second deformation side wall are respectively connected with a third supporting side wall and a fourth supporting side wall, and at least part of the fourth supporting side wall can be accommodated in the third supporting side wall through the second deformation side wall.

2. The earphone of claim 1, wherein the deformable sidewall is made of a thermoplastic elastomer, a thermoplastic polyurethane elastomer, or rubber.

3. The headset of claim 1, wherein the deformable sidewall is secured in combination with the supporting sidewall by heat staking.

4. The earphone according to claim 1, wherein the sidewall of the casing corresponding to the sounder unit is a supporting sidewall.

5. The earpiece of claim 1, wherein the housing sidewall to which the front acoustic cavity corresponds comprises a first deformed sidewall at a location of a section of the housing sidewall to which the front acoustic cavity corresponds.

6. The headset of claim 1, wherein a side surface of the housing bottom wall facing away from the housing side wall is provided with a magnetic member.

7. The headset of claim 1, wherein a side surface of the housing bottom wall facing away from the housing side wall is provided with an electrical connector configured for making an electrical connection with an external device.