CN218783895U

CN218783895U - Bone conduction earphone ear-hang of reinforcing structural strength

Info

Publication number: CN218783895U
Application number: CN202223154447.3U
Authority: CN
Inventors: 盖伟东; 毛华生
Original assignee: Dongguan Liesheng Electronic Co Ltd
Current assignee: Dongguan Liesheng Electronic Co Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-31
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses a bone conduction earphone ear-hook for enhancing structural strength, which comprises a box body for installing a battery or a control circuit and a hook part connected with the box body, wherein the box body comprises a base and a cover body which are combined along the Y-axis direction and are connected by a buckle, a base cavity is formed in the base, and at least 2 insertion parts extending along the Y-axis direction are arranged in the position which is attached to the inner wall of the base cavity in the base cavity; a cover body cavity is formed in the cover body, and an inserting bone butted with the inserting part is arranged in the cover body cavity and in a position close to the inner wall of the cover body cavity; when the base and the cover body are combined and buckled and connected along the Y-axis direction, the inserting bones are inserted into the inserting grooves of the inserting parts. The utility model discloses a grafting portion not only forms the support to the box body with the cooperation of inserting the bone to promote the structural strength of whole box body, thereby promote the waterproof performance of product.

Description

Bone conduction earphone ear-hang of reinforcing structural strength

The technical field is as follows:

the utility model relates to a bone conduction earphone technical field refers in particular to a bone conduction earphone ear-hang of reinforcing structural strength.

The background art comprises the following steps:

existing bone conduction headsets typically include: the earphone comprises two earphone bodies, two ear-hang assemblies connected with the earphone bodies and a rear-hang assembly connected with the two ear-hang assemblies. The earphone body is used as a core component of the bone conduction earphone and is required to be in contact with the skin surface of the head of a user in the using process. The earphone body is internally provided with a transducer, the transducer enables a skin contact area of the earphone body to generate bone conduction sound, audio is converted into vibration through the transducer, and the bone conduction sound is output through the contact area of the earphone body and a human body; the ear hook assembly generally includes a housing and a curved portion formed to fit the ear of a person.

The interiors of two ear-hook component boxes in the bone conduction earphone are respectively used for installing a battery component and a control circuit component. In order to improve the strength of the ear-hook component box body and effectively protect the battery component and the control circuit, the ear-hook component box body in the current bone conduction headset mostly adopts nylon and fiber material injection molding, and although the strength of the material is improved relative to the general nylon material, the material still has the following defects:

first, to reduce the lateral thickness of the product, the earhook assembly housing is typically formed in a generally rectangular parallelepiped shape, with a relatively long axial space to compensate for the lack of thickness. For the shape, because the ear-hang component box body is hollow, when external force directly acts on the left side and the right side of the box body, the hollow box body still deforms under the action of pressure, so that gaps can be formed on the joint surface of the box body, and even under larger pressure, the situations of complete deformation, cracks and the like can occur. Meanwhile, when the structural strength of the box body is insufficient, the waterproof performance of the product is poor, and gaps appear during the external force action, so that water permeates.

Secondly, the box body made of nylon and fiber materials is favorable for improving the strength of the materials, but the material is poor in binding property with glue and coating, so that the coating sealing glue at the installation and binding positions of the box body can be caused, and the waterproof effect of the product is affected due to the fact that the adhesion between the glue and the box body material is not firm and the air tightness is poor.

In view of the above, in order to improve the structural strength of the box body in the ear-hook assembly in the bone conduction headset and improve the waterproof level, the present inventors propose the following technical solutions.

The utility model has the following contents:

the utility model aims to solve the technical problem that the prior art is not enough just to overcome, a bone conduction earphone ear-hang of reinforcing structural strength is provided.

In order to solve the technical problem, the utility model discloses a following technical scheme: a bone conduction earphone ear hook for enhancing structural strength comprises a box body for mounting a battery or a control circuit and a hook part connected with the box body, wherein the box body comprises a base and a cover body which are combined along the Y-axis direction and connected in a buckling manner, a base cavity is formed in the base, and at least 2 insertion parts extending along the Y-axis direction are arranged in the position, which is in the base cavity and is attached to the inner wall of the base cavity; a cover body cavity is formed in the cover body, and an inserting bone butted with the inserting part is arranged in the cover body cavity and in a position close to the inner wall of the cover body cavity; when the base and the cover body are combined and buckled and connected along the Y-axis direction, the inserting ribs are inserted into the inserting grooves of the inserting parts.

Furthermore, in the above technical solution, the inserting part extends from the inside of the cavity of the base to the outside of the cavity of the base along the Y-axis direction; namely, when the base is connected with the cover body in a buckling way, the upper end of the insertion part extends into the cavity of the cover body to be inserted into the bone.

Further, in the above technical solution, the cross section of the insertion part is U-shaped.

Further, in the above technical solution, an insertion guide inclined plane is formed at an opening at a top end of the insertion part; the top end of the insertion rib is formed with an insertion rib guide inclined plane corresponding to the insertion guide inclined plane.

Further, in the above technical solution, the insertion groove and the insertion rib in the insertion portion have corresponding chamfers.

Further, in the above technical solution, an outer step and an inner step are respectively formed at the combining position of the base and the cover, and a caulking groove or a fillet is provided on the outer step of the base, and a matching caulking groove or a fillet is formed on the inner step of the cover.

Furthermore, in the above technical solution, the outer step portion of the base is further provided with a locking tongue, and a locking groove is formed in a position of the inner wall of the cover body corresponding to the locking tongue.

Further, in the above technical solution, the outer step portion and the inner step portion have at least two step surfaces.

Furthermore, in the above technical solution, one end of the base is connected with the rear hook of the bone conduction earphone, and the hook part is integrally formed at the other end of the base in an extending manner.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect:

1. the utility model discloses be provided with the complex grafting portion of pegging graft each other and insert the bone in the base that the buckle is connected and the lid respectively, through grafting portion with insert the cooperation of bone, not only can form the support to whole box body in Y axle direction, and grafting portion with insert the effect that bone self played box body lateral wall strengthening rib, still further promote the structural strength of whole box body, can not take place to warp when bearing the increase pressure yet, make the binding site department between base and the lid keep combining closely, promote the waterproof performance of product.

2. The utility model discloses buckle between base and the lid is connected has adopted interior ladder portion and the mode of outer ladder portion mutually supporting, and the cooperation caulking groove is connected with the inlay card of fillet to and the buckle of block tongue and draw-in groove is connected, makes the combination between base and the lid more fasten. Meanwhile, the stepped surface between the inner stepped part and the outer stepped part can be used for accommodating hot-melt sealant, so that glue is prevented from overflowing, and the water resistance of the whole structure is ensured.

3. The utility model discloses during the application, bone conduction earphone hang with couple portion all directly with pedestal connection after to can not form with the lid and be connected, just so reduced too much faying face in the product, be favorable to the overall structure intensity of product to be favorable to the waterproof design of product.

Description of the drawings:

fig. 1 is an exploded perspective view of the present invention;

FIG. 2 is an exploded perspective view of the case of the present invention;

FIG. 3 is a perspective exploded view of the box body of the present invention from another perspective;

fig. 4 is a perspective view of the bone conduction headset according to the present invention;

fig. 5 is a front view of the bone conduction earphone with the cover removed.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

See fig. 1 to fig. 3, the utility model relates to a bone conduction earphone ear-hang of reinforcing structural strength, include: a case 10, and a hook 101 connected to the case 10. The cartridge 10 includes: the base 1 and the cover 2 are combined, and the base 1 and the cover 2 are combined along the Y-axis direction and connected through a buckle to form a box body 10 which can be provided with a control circuit 3.

The base 1 is a hollow cuboid shape which is provided with a base cavity 11 and is long and narrow. One end of the base 1 is connected with the rear hanger 5 of the bone conduction earphone, and the other end of the base 1 integrally extends and is integrally formed with the hook part 101. Therefore, the rear hanger 5 and the hook part 101 are only connected with the base 1 and cannot interfere with the cover body 2, excessive joint surfaces in the product installation process are reduced, the overall structural strength of the product is facilitated, and the waterproof design of the product is facilitated.

An outer step 13 is formed at the position where the base cavity 11 and the cover 2 are combined, that is, at the opening end of the base cavity 11. The outer step portion 13 has at least two step surfaces. Wherein, a plurality of caulking grooves 14 (or fillets) are arranged on the long axis side surface of the outer step part 13. A latch 15 is provided on the top surface of the outer step portion 13 in the short axis direction.

At least 2 plug-in parts 12 extending along the Y-axis direction are arranged in the base cavity 11 and at the position close to the inner wall of the base cavity 11. The inserting portion 12 extends from the inside of the base cavity 11 to the outside of the base cavity 11 along the Y-axis direction, i.e. the height of the inserting portion 12 exceeds the base cavity 11, so that when the base 1 is combined with the cover 2, the inserting portion 12 can go deep into the cover 2.

The cross section of the insertion part 12 is U-shaped, and it has a slot 120 extending along the Y-axis direction, and the surface of the slot 120 facing the outside of the base 1 is formed with an open slot 122. An insertion guide inclined surface 121 is formed at the opening at the top end of the insertion part 12.

The cover 2 is shaped to correspond to the base 1 and has a cover cavity 21. An inner step portion 23 corresponding to the outer step portion 13 is formed at the lower end opening of the combining position of the cover body 2 and the base 1. Similarly, the inner step portion 23 has at least two step surfaces, and a plurality of fillets 24 (or caulking grooves) corresponding to the caulking grooves 14 are arranged on the long axis side surface of the inner step portion 23. A clamping groove 25 is arranged on the inner wall of the cover body 2 corresponding to the position of the clamping tongue 15.

The cover body cavity 21 is provided with a plug-in bone 22 abutting against the plug-in part 12 at a position close to the inner wall of the cover body cavity 21. The top end of the insertion bone 22 is formed with an insertion bone guiding inclined surface 221 corresponding to the insertion guiding inclined surface 121. When the base 1 and the cover 2 are combined and buckled along the Y-axis direction, the insertion rib 22 is inserted into the insertion groove 120 of the insertion part 12.

In order to facilitate the matching and improve the combining precision, the insertion groove 120 and the insertion rib 22 in the insertion part 12 have corresponding chamfers.

When the base 1 and the cover 2 are assembled, the outer step 13 and the inner step 23 form positioning, and the base 1 and the cover 2 are connected through the snap fit formed between the embedding slot 14 and the embedding strip 24 and the snap connection between the clamping tongue 15 and the clamping slot 25. Meanwhile, in order to ensure the waterproof property of the whole structure, a hot-melt sealant is coated between the stepped surfaces between the inner stepped portion 23 and the outer stepped portion 13 for waterproof sealing, and the multistage stepped surfaces can contain glue to prevent the glue from overflowing.

Meanwhile, when the base 1 is assembled with the cover 2, the insertion part 12 and the insertion rib 22 form insertion fit, so that the strength of the product can be further improved. Because the inserting part 12 and the inserting rib 22 are directly formed on the inner walls of the base 1 and the cover body 2, the inserting part can play a role of reinforcing ribs, not only can the structural strength of the base 1 and the cover body 2 be improved, but also the structural strength of the whole box body can be improved after the base and the cover body are combined, the box body can not deform when bearing increased pressure, the combination position between the base 1 and the cover body 2 can be tightly combined, and the waterproof performance of a product can be improved.

See fig. 4, the utility model discloses a time stereogram, bone conduction earphone include two earphone main parts 6, two ear-hooks to and connect the back of two ear-hooks to hang 5 in the bone conduction earphone. Wherein the rear hanger 5 is connected between the two box bodies 10 in the ear-hangers, and the tail end of the hook part 101 of each ear-hanger is connected with the earphone main body 6. The two ear-hook cases 10 have the same shape and structure, and as shown in fig. 5, the two ear-hook cases 10 are used for installing the control circuit 3 and the battery 4 therein, respectively.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims

1. A bone conduction headset ear hook of enhanced structural strength, comprising: a box body for installing battery or control circuit to and the couple portion of being connected with the box body, the box body including combining along Y axle direction to the base and the lid of buckle connection, its characterized in that:

a base cavity is formed in the base, and at least 2 plug-in parts extending along the Y-axis direction are arranged in the position, which is in the base cavity and is attached to the inner wall of the base cavity;

a cover body cavity is formed in the cover body, and an inserting bone butted with the inserting part is arranged in the cover body cavity and in a position close to the inner wall of the cover body cavity;

when the base and the cover body are combined and buckled and connected along the Y-axis direction, the inserting ribs are inserted into the inserting grooves of the inserting parts.

2. A structural strength enhanced bone conduction earphone ear hook according to claim 1, wherein: the inserting part extends from the inside of the cavity of the base to the outside of the cavity of the base along the Y-axis direction; namely, when the base is connected with the cover body in a buckling way, the upper end of the insertion part extends into the cavity of the cover body to be inserted into the bone.

3. A structural strength enhanced bone conduction earphone ear hook according to claim 1, wherein: the cross section of the insertion part is U-shaped.

4. A structural strength enhanced bone conduction earphone ear hook according to claim 1, wherein: an insertion guide inclined plane is formed at the opening at the top end of the insertion part; the top end of the insertion rib is formed with an insertion rib guide inclined plane corresponding to the insertion guide inclined plane.

5. A bone conduction earphone ear hook of enhanced structural strength as claimed in claim 1, wherein: the insertion groove and the insertion rib in the insertion part are provided with corresponding chamfers.

6. A structural strength enhanced bone conduction earphone ear hook according to claim 1, wherein: the combining position of the base and the cover body is respectively provided with an outer step part and an inner step part, the outer step part of the base is provided with a caulking groove or a fillet, and the inner step part of the cover body is provided with a matched fillet or a caulking groove.

7. An enhanced structural strength bone conduction earphone ear hook according to claim 6, wherein: the outer step part of the base is further provided with a clamping tongue, and a clamping groove is formed in the inner wall of the cover body corresponding to the position of the clamping tongue.

8. A structural strength enhanced bone conduction earphone ear hook according to claim 6, wherein: the outer step part and the inner step part are at least provided with two steps of stepped surfaces.

9. An enhanced structural strength bone conduction earphone ear hook according to any one of claims 1-8, wherein: one end of the base is connected with the rear hanger of the bone conduction earphone, and the hook part is integrally formed at the other end of the base in an extending mode.