CN219611993U - Key structure and bone conduction earphone - Google Patents

Abstract

The utility model relates to the technical field of earphones, and particularly discloses a key structure and a bone conduction earphone, which comprise: an ear-hook body; the first shell is arranged on the first side of the ear hook body; the first shell and the ear hook body are enclosed to form a sound cavity for placing the electronic element; the second shell is arranged on the second side of the ear hook body; the second shell and the ear hook body are enclosed to form a containing cavity for placing a waterproof controller electrically connected with the electronic element, and the containing cavity is not communicated with the sound cavity; the second shell is provided with a connecting hole for communicating the accommodating cavity with the outer wall of the second shell; the button body, button body swing joint is on the connecting hole, and button body and waterproof controller's default end butt. The key structure enables external liquid to only enter the accommodating cavity but not enter the sound cavity through the gaps on the periphery of the key body, so that the electronic element in the sound cavity can be more effectively protected, and normal use of the electronic element is ensured.

Description

Key structure and bone conduction earphone

Technical Field

The utility model relates to the technical field of earphones, in particular to a key structure and a bone conduction earphone.

Background

Bone conduction is a sound conduction mode, namely, converting sound signals into mechanical vibration signals with different frequencies, and transmitting sound waves through skull bones, bone labyrinth, inner ear lymph fluid transmission, spiracles, auditory nerves and auditory centers of cerebral cortex of a human. The bone conduction earphone is used for receiving a sound wave by using a bone conduction technology, is clung to a bone, and the sound wave is directly transmitted to an auditory nerve through the bone; therefore, the double ears can be opened, and the eardrum is not injured, so that the double ears are favored by consumers.

Keys are usually required to be arranged at the nose of the end part of the ear hook of the bone conduction earphone to regulate and control electronic elements such as a loudspeaker and the like in a sound cavity at the position so as to meet the use requirements of different users. However, the existing keys are generally disposed directly on the housing of the sound cavity and are communicated with the interior of the sound cavity, so as to be in direct contact with the controller in the sound cavity; and then external liquid can enter the sound cavity through the gap between the key and the shell relatively easily, so that normal use of electronic components without waterproof performance, such as a loudspeaker in the sound cavity, is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a key structure, which solves the problem that external liquid easily enters a sound cavity in the prior art to influence the normal use of electronic elements in the sound cavity.

In order to achieve the above object, the present utility model provides the following technical solutions:

a key structure, comprising:

an ear-hook body;

the first shell is arranged on the first side of the ear hook body; the first shell and the ear hook body are enclosed to form a sound cavity for placing electronic elements;

the second shell is arranged on the second side of the ear hook body; the second shell and the ear hook body are enclosed to form a containing cavity for placing a waterproof controller electrically connected with the electronic element, and the containing cavity is not communicated with the sound cavity; the second shell is provided with a connecting hole for communicating the accommodating cavity and the outer wall of the second shell;

the button body, button body swing joint in on the connecting hole, the button body with waterproof controller's default end butt.

Optionally, the accommodating cavity is provided with a first limiting part, and the waterproof controller is provided with a second limiting part matched with the first limiting part.

Optionally, the first limiting portion includes a limiting post, and the second limiting portion includes a limiting hole adapted to the limiting post.

Optionally, the key structure further comprises an electric connecting piece, one end of the electric connecting piece is connected with the electronic element, and the other end of the electric connecting piece is connected with the waterproof controller.

Optionally, the electrical connection comprises a wire.

Optionally, the key structure further comprises a sealing element, and the ear hook body is provided with a wire through hole for communicating the sound cavity and the accommodating cavity; the electric connecting piece is arranged on the wire passing hole in a penetrating way; the sealing piece is fixedly arranged on the wire passing hole and is abutted to the periphery side of the electric connecting piece, so that the accommodating cavity is not communicated with the sound cavity.

Optionally, the first shell and the second shell are respectively clamped with the ear hook body.

Optionally, a water tank and a communicating part for communicating the water tank with the accommodating cavity are arranged at the matching part of the ear hook body and the second shell.

Optionally, the tip of button body is equipped with spacing convex part, spacing convex part is located hold the intracavity, just spacing convex part's overall dimension is greater than the aperture of connecting hole.

The utility model also provides a bone conduction earphone, which comprises an earphone body and the key structure; the ear hook body is fixedly arranged on the earphone body.

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

the utility model provides a key structure, which is characterized in that a sound cavity formed by a first shell and an ear-hook body and a containing cavity formed by a second shell and the ear-hook body are independently and separately arranged, and then the key body is movably arranged on a connecting hole of the second shell, and the key body can be abutted with a preset position of a waterproof controller, so that the regulation and control of electronic elements in the sound cavity can be satisfied; and outside liquid can only enter the accommodating cavity through the gap at the periphery of the key body, but can not enter the sound cavity, so that the electronic element in the sound cavity can be more effectively protected, and the normal use of the electronic element is ensured.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a key structure according to the present utility model;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1, provided by the present utility model;

FIG. 3 is an exploded view of the key structure according to the present utility model;

fig. 4 is a schematic structural view of an ear hook body according to the present utility model;

fig. 5 is a schematic diagram of the overall structure of the bone conduction headset provided by the utility model.

In the above figures: 1. an earphone body; 2. an ear-hook body; 21. a wire through hole; 22. a water tank; 23. a communication section; 3. a first housing; 31. a sound cavity; 4. a second housing; 41. a receiving chamber; 411. a first limit part; 42. a connection hole; 5. a key body; 51. a limit protrusion; 6. an electrical connection; 11. an electronic component; 12. a waterproof controller.

Detailed Description

In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the embodiments described below are only some embodiments of the present utility model, not all embodiments of the present utility model. 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.

It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. Wherein the exemplary embodiments are described as processes or methods depicted as flowcharts; although a flowchart depicts various operations or step processes as a certain order, many of the operations or steps can be performed in parallel, concurrently or simultaneously, and the order of the various operations can be rearranged. When its operations or steps are completed, the corresponding process may be terminated, and there may be additional steps not included in the drawings. The processes described above may correspond to methods, functions, procedures, subroutines, and the like, and embodiments of the utility model and features of the embodiments may be combined with one another without conflict.

The term "comprising" and variants thereof as used herein is intended to be open ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings; it is to be understood that for convenience of description, only some, but not all of the structures relevant to the present utility model are shown in the drawings.

Referring to fig. 1 to 4, an embodiment of the present utility model provides a key structure, including:

an ear hook body 2;

the first shell 3, the first shell 3 locates at the first side of the ear-hook body 2; the first shell 3 and the ear hook body 2 are enclosed to form a sound cavity 31 for placing the electronic element 11;

the second shell 4 is arranged on the second side of the ear-hook body 2; the second shell 4 and the ear-hook body 2 are enclosed to form a containing cavity 41 for placing the waterproof controller 12 electrically connected with the electronic element 11, and the containing cavity 41 is not communicated with the sound cavity 31; the second shell 4 is provided with a connecting hole 42 for communicating the accommodating cavity 41 with the outer wall of the second shell 4;

the button body 5, button body 5 swing joint is on connecting hole 42, and button body 5 and waterproof controller 12 predetermine the end butt.

According to the above scheme, the sound cavity 31 formed by the first shell 3 and the ear-hook body 2 and the accommodating cavity 41 formed by the second shell 4 and the ear-hook body 2 are independently and separately arranged, and then the key body 5 is movably mounted on the connecting hole 42 of the second shell 4, and the key body 5 can be abutted against the preset position of the waterproof controller 12, so that the regulation and control use of the electronic element 11 in the sound cavity 31 can be satisfied; moreover, the external liquid can only enter the accommodating cavity 41 but not enter the sound cavity 31 through the gaps at the periphery of the key body 5, so that the protection of the electronic element 11 in the sound cavity 31 can be more effectively realized, and the normal use of the electronic element 11 is ensured.

Further, in order to effectively realize spacing fixing to the waterproof controller 12 to avoid it to produce the aversion in holding the intracavity 41, thereby make button body 5 can all the time with waterproof controller 12 preset position butt, in order to satisfy the adjustment user demand to electronic component 11, hold and be equipped with first spacing portion 411 on the chamber 41, be equipped with the second spacing portion with first spacing portion 411 looks adaptation on the waterproof controller 12.

Specifically, the first limiting portion 411 includes a limiting post, and the second limiting portion includes a limiting hole adapted to the limiting post. In this embodiment, the spacing post is the plastic material, through spacing post and spacing hole cooperation location after, can also carry out the hot melt operation to spacing post to can realize effectively fixing waterproof controller 12.

Further, in order to facilitate the electrical connection between the electronic component 11 and the waterproof controller 12 to meet the use requirement, the key structure further includes an electrical connector 6, one end of the electrical connector 6 is connected to the electronic component 11, and the other end is connected to the waterproof controller 12.

In this embodiment, the electrical connector 6 is preferably a wire, and the two ends of the wire are respectively connected to the electronic component 11 and the waterproof controller 12, so as to meet the requirement.

Further, in order to facilitate the installation and use of the electrical connector 6 and separate and not communicate the accommodating cavity 41 with the sound cavity 31, so as to meet the waterproof use requirement, the key structure further comprises a sealing element, and the ear hook body 2 is provided with a wire through hole 21 for communicating the sound cavity 31 with the accommodating cavity 41; the electric connector 6 is arranged on the wire through hole 21 in a penetrating way; the sealing member is fixedly arranged on the wire passing hole 21 and is abutted against the peripheral side of the electric connecting member 6 so that the accommodating cavity 41 does not penetrate through the sound cavity 31.

In this embodiment, the sealing member is preferably a sol, and when the electrical connector 6 passes through the wire passing hole 21, and two ends of the sealing member are respectively connected with the electronic component 11 and the waterproof controller 12, the sol is injected into the wire passing hole 21 until the wire passing hole 21 is completely plugged, thereby meeting the waterproof use requirement, and realizing the limit fixation of the electrical connector 6.

Further, in order to facilitate convenient assembling and disassembling operations between the first shell 3, the second shell 4 and the ear-hook body 2, so as to facilitate use, the first shell 3 and the second shell 4 are respectively clamped with the ear-hook body 2.

Further, in order to discharge the liquid in the accommodating chamber 41, the water tank 22 and the communication portion 23 for communicating the water tank 22 with the accommodating chamber 41 are provided at the fitting portion of the ear-hook body 2 with the second housing 4. In this embodiment, when the liquid is contained in the containing cavity 41, the liquid can flow into the water tank 22 through the communication portion 23, and then flow out to the outside through the fit gap between the ear-hook body 2 and the second housing 4, so as to avoid the liquid remaining in the containing cavity 41.

Further, in order to avoid the key body 5 from separating from the second housing 4 during use, thereby facilitating normal use of the key structure, the end of the key body 5 is provided with a limit protrusion 51, the limit protrusion 51 is disposed in the accommodating cavity 41, and the external dimension of the limit protrusion 51 is larger than the aperture of the connecting hole 42.

Referring to fig. 5, the embodiment of the utility model further provides a bone conduction earphone, which comprises an earphone body 1 and the key structure; the ear-hook body 2 is fixedly arranged on the earphone body 1.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (10)

1. A key structure, comprising:

an ear-hook body (2);

the first shell (3) is arranged on the first side of the ear hook body (2); the first shell (3) and the ear hook body (2) are enclosed to form a sound cavity (31) for placing the electronic element (11);

a second shell (4), wherein the second shell (4) is arranged on the second side of the ear-hook body (2); the second shell (4) and the ear hook body (2) are enclosed to form a containing cavity (41) for placing a waterproof controller (12) electrically connected with the electronic element (11), and the containing cavity (41) is not communicated with the sound cavity (31); the second shell (4) is provided with a connecting hole (42) for communicating the accommodating cavity (41) with the outer wall of the second shell (4);

the button body (5), button body (5) swing joint in on connecting hole (42), button body (5) with the end butt of predetermineeing of waterproof controller (12).

2. The key structure according to claim 1, wherein the accommodating cavity (41) is provided with a first limiting portion (411), and the waterproof controller (12) is provided with a second limiting portion adapted to the first limiting portion (411).

3. The key structure according to claim 2, wherein the first limiting portion (411) includes a limiting post, and the second limiting portion includes a limiting hole adapted to the limiting post.

4. The key structure according to claim 1, further comprising an electrical connector (6), wherein one end of the electrical connector (6) is connected to the electronic component (11), and the other end is connected to the waterproof controller (12).

5. The key structure according to claim 4, characterized in that said electrical connection (6) comprises a wire.

6. The key structure according to claim 4, further comprising a sealing member, wherein the ear-hook body (2) is provided with a wire through hole (21) for communicating the sound cavity (31) and the accommodating cavity (41); the electric connecting piece (6) is arranged on the wire passing hole (21) in a penetrating mode; the sealing element is fixedly arranged on the wire passing hole (21) and is abutted to the periphery side of the electric connecting element (6), so that the accommodating cavity (41) is not communicated with the sound cavity (31).

7. The key structure according to claim 1, wherein the first housing (3) and the second housing (4) are respectively clamped with the ear-hook body (2).

8. The key structure according to claim 1, wherein a water tank (22) and a communicating part (23) for communicating the water tank (22) with the accommodating cavity (41) are arranged at the matching position of the ear-hook body (2) and the second shell (4).

9. The key structure according to claim 1, wherein the end portion of the key body (5) is provided with a limit protrusion (51), the limit protrusion (51) is disposed in the accommodating cavity (41), and the external dimension of the limit protrusion (51) is larger than the aperture of the connecting hole (42).

10. Bone conduction headset, characterized by comprising a headset body (1) and a key structure according to any of claims 1-9; the ear hook body (2) is fixedly arranged on the earphone body (1).