CN209787388U

CN209787388U - Bone conduction earphone

Info

Publication number: CN209787388U
Application number: CN201920774642.5U
Authority: CN
Inventors: 李永坚; 胡朝靖
Original assignee: Shenzhen Voxtech Co Ltd
Current assignee: Shenzhen Voxtech Co Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2019-12-13
Anticipated expiration: 2029-05-23

Abstract

the application discloses bone conduction headset includes: the side surface of the plastic shell is provided with a strip-shaped depressed area, and the bottom of the depressed area is provided with at least one first key through hole for communicating the depressed area with the interior of the shell; the elastic gasket comprises a gasket body arranged at the bottom of the recessed area and at least two mounting columns which protrude out of one side of the gasket body facing the outside of the plastic shell and are arranged at intervals along the length direction of the strip-shaped recessed area; the silica gel sheath is coated on the outer side of the plastic shell, extends to the inside of the recessed area and covers the elastic liner, at least two second key through holes which correspond to the at least two mounting columns and are arranged at intervals along the length direction of the strip-shaped recessed area are formed in the silica gel sheath, and the mounting columns are exposed through the corresponding second key through holes respectively; the key comprises at least two key monomers which correspond to the at least two mounting columns and are connected with each other, and the key monomers are respectively mounted on the corresponding mounting columns. This application bone conduction earphone is when carrying out the button installation, non-deformable.

Description

Bone conduction earphone

Technical Field

The application relates to the technical field of bone conduction, in particular to a bone conduction earphone.

Background

Bone conduction is a sound conduction method, and bone conduction earphones receive sound by using bone conduction technology, and are popular among consumers due to the advantages of opening both ears, not damaging eardrums and the like.

The keys in the bone conduction earphone are usually arranged in the silica gel sheath, but the silica gel sheath is easy to deform during installation.

SUMMERY OF THE UTILITY MODEL

The application provides a bone conduction headset to solve the problem that the silica gel sheath is easy to deform when the key structure of the bone conduction headset is installed.

The application provides a bone conduction headset, include: the side surface of the plastic shell is provided with a strip-shaped recessed area, and the bottom of the strip-shaped recessed area is provided with at least one first key through hole for communicating the strip-shaped recessed area with the interior of the plastic shell; the elastic gasket comprises a gasket body arranged at the bottom of the strip-shaped recessed area and at least two mounting columns which are arranged on one side of the gasket body, which faces the outer part of the plastic shell, in a protruding mode and are arranged at intervals along the length direction of the strip-shaped recessed area; the silica gel sheath is coated on the outer side of the plastic shell, the silica gel sheath further extends to the inside of the strip-shaped recessed area and covers the elastic liner, at least two second key through holes which correspond to the at least two mounting columns and are arranged at intervals along the length direction of the strip-shaped recessed area are formed in the silica gel sheath, and the at least two mounting columns are exposed through the corresponding second key through holes respectively; the key comprises at least two key monomers which correspond to the at least two mounting columns and are connected with each other, and the at least two key monomers are respectively mounted on the corresponding mounting columns.

Wherein, the side of at least two erection columns towards the button is provided with the hole of inserting respectively, and the button further includes the post of inserting that sets up protrudingly respectively on at least two button monomers, and the post of inserting is inserted and is arranged in corresponding the hole of inserting.

The key further comprises annular flanges which are respectively arranged on the at least two key single bodies in a protruding mode and surround the insertion columns, and the mounting columns are embedded into the annular flanges.

The elastic gasket further comprises key contacts which are protrudingly arranged on one side of the gasket body facing the inside of the plastic shell and correspond to the at least two mounting columns respectively, wherein the key contacts are used for triggering a switch arranged inside the plastic shell through the first key through holes.

The number of the first key through holes is at least two, the at least two first key through holes are arranged at intervals along the length direction of the strip-shaped depressed area, and the elastic gasket is further supported on the plastic shell and used for separating the interval area of the at least two first key through holes.

Wherein, be provided with an annular mesa on the region of the lateral wall of bar depressed area near the bottom of bar depressed area, the liner body is towards outside one side of plastic casing and annular mesa parallel and level or be less than annular mesa, and the silica gel sheath extends and supports on annular mesa along the lateral wall of bar depressed area.

Wherein, the lateral wall of bar depressed area is carried out the full cladding to bar depressed area along the circumference of bar depressed area to the silica gel sheath.

Wherein, further be provided with the lamp strip mounting hole on the plastic casing, bone conduction earphone further includes: the light guide strip is arranged in a strip shape, and at least part of the light guide strip is arranged in the light bar mounting hole; at least two sets of LED lamps, at least two sets of LED lamps set up in the inside of plastic casing, and separate each other along the length direction of leaded light strip.

Wherein, every group LED lamp in at least two sets of LED lamps includes respectively that the width direction along the leaded light strip separates each other and has two at least LED lamps of different luminous colour.

The light guide strip comprises a light receiving part and a light emitting part which are sequentially connected along the thickness direction of the light guide strip, wherein the projection of the light emitting part on a reference plane perpendicular to the thickness direction falls into the projection of the light receiving part on the reference plane, the light emitting part is inserted into the light bar mounting hole, and the light receiving part is arranged in the plastic shell to receive light rays generated by at least two groups of LED lamps.

The side surface of a plastic shell of the bone conduction earphone is provided with a strip-shaped concave area, and the bottom of the plastic shell is provided with a first key through hole for communicating the strip-shaped concave area with the interior of the plastic shell; the elastic gasket comprises a gasket body and at least two mounting columns which are arranged on the gasket body in a protruding mode, the gasket body is arranged at the bottom of the strip-shaped concave area, the mounting columns protrude towards one side of the outer portion of the plastic shell, and the mounting columns are arranged at intervals along the length direction of the strip-shaped concave area; the silica gel sheath is coated and molded on the outer side of the plastic shell, extends to the inside of the strip-shaped concave area and covers the elastic gasket; the silica gel sheath is provided with at least two second key through holes which correspond to the at least two mounting columns and are arranged at intervals along the length direction of the strip-shaped depressed area, and the at least two mounting columns are respectively exposed through the corresponding second key through holes; and at least two key monomers of the keys are correspondingly installed and connected. In this application, second button through-hole interval sets up in the silica gel sheath, has the linking area between the two adjacent second button through-holes promptly, and this linking area has certain connection to two long sides that extend to the silica gel sheath and correspond the bar depressed area, therefore can prevent the deformation of silica gel sheath.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Wherein:

Fig. 1 is a schematic structural diagram of an embodiment of a bone conduction headset according to the present application;

Fig. 2 is a schematic view of an installation structure of a key structure a in an embodiment of the bone conduction headset shown in fig. 1;

Fig. 3 is a schematic cross-sectional view of a key structure a in an embodiment of the bone conduction headset shown in fig. 1;

Fig. 4 is a schematic view of an assembly structure of a light bar structure B in an embodiment of the bone conduction headset shown in fig. 1;

Fig. 5 is a schematic structural view of a light bar structure B in an embodiment of the bone conduction headset shown in fig. 1;

Fig. 6 is a schematic cross-sectional view of a light bar structure B in an embodiment of the bone conduction headset shown in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Fig. 1 shows a bone conduction headset of the present application, and fig. 1 is a schematic structural diagram of an embodiment of the bone conduction headset of the present application. In this embodiment, the bone conduction earphone 100 includes a key structure a and/or a light bar structure B, where the key structure a is used to implement play control, and may implement control such as turning on and off, turning up or down a volume, pausing or playing; the light bar structure B is used for indicating the state of the earphone, for example, the earphone can be indicated to be in charging, insufficient in electric quantity and the like; A. and B, the two structures are independently arranged on the bone conduction earphone, and the structures of the two structures cannot influence each other.

referring to fig. 2 and 3, first, fig. 2 is a schematic view of an assembly structure of a key structure a in an embodiment of the bone conduction headset shown in fig. 1, and fig. 3 is a schematic view of a cross-sectional structure of the key structure a in the embodiment of the bone conduction headset shown in fig. 1.

The bone conduction earphone 100 of the present embodiment includes a plastic housing 11, an elastic pad 12, a silicone sheath 13 and a button 14. The plastic housing 11 serves as a framework of the bone conduction headset 100 and is used for carrying most components in the bone conduction headset 100; the elastic liner 12 is arranged on the plastic shell 11 and is used as a key transmission structure for connecting the key 14 to the internal circuit switch; the silicone sheath 13 covers the plastic housing 11 to form an external covering structure of the bone conduction earphone 100.

Specifically, a side surface of the plastic housing 11 is provided with a strip-shaped concave region 111, and the side surface of the plastic housing 11 represents a smaller area surface in the plastic housing 11. The strip-shaped recessed area 111 is used for arranging the elastic pad 12, and the like, at least one first key through hole 112 communicating the strip-shaped recessed area 111 with the plastic shell 11 is arranged at the bottom of the strip-shaped recessed area 111, and the elastic pad 12 can be connected to a circuit switch inside the plastic shell 11 through the first key through hole 112.

The elastic pad 12 is disposed in the strip-shaped recessed area 111, and includes a pad body 121 and at least two mounting posts 122 protruding from the same side of the pad body 121. The gasket body 121 is disposed at the bottom of the strip-shaped recessed area 111, and at least two mounting posts 122 are protruded from one side of the substrate body 121 facing the outside of the plastic housing 11 and disposed at intervals along the length direction X1 of the strip-shaped recessed area 111. The mounting posts 122 are all located within the strip-shaped recessed areas 111 in this embodiment.

the silicone sheath 13 covers the outer side of the plastic housing 11, and the silicone sheath 13 extends into the strip-shaped recessed area 111 to cover the elastic pad 12. At least two second key through holes 131 are further disposed on the silicone sheath 13, and the at least two second key through holes 131 correspond to the at least two mounting posts 122 and are disposed at intervals along the length direction X1 of the strip-shaped recessed area 111. When the silicone sheath 13 covers the elastic pad 12, at least two mounting posts 122 are exposed through the corresponding second key through holes 131 respectively.

silica gel sheath 13 corresponds bar depressed area 111, has two long sides, and the equal interval setting of second button through-hole 131 in silica gel sheath 13, be formed with connection region 132 between second button through-hole 131 promptly, has the connection effect to two long sides of silica gel sheath 13, therefore the problem of warping is difficult for appearing in silica gel sheath 13.

The key 14 is mounted on the elastic pad 12, and includes at least two key units 141 corresponding to the at least two mounting posts 122 and connected to each other, and the at least two key units 141 are respectively mounted on the corresponding mounting posts 122.

specifically, the mounting posts 122 are respectively provided with insertion holes 1221 on sides facing the keys 14, the keys 14 further include insertion posts 1411 respectively disposed on the key units 141, and the insertion posts 1411 are inserted into the corresponding insertion holes 1221, so that the key units 141 are mounted on the mounting posts 122.

The key 14 further includes a key annular flange 142 protruding from at least two key single bodies 141 and surrounding the insertion column 1411, when the key single bodies 141 are mounted on the mounting column 122, the insertion column 1411 is inserted into the insertion hole 1221, and the mounting column 122 is embedded into the key annular flange 142; making the connection between the key 14 and the mounting post 122 more secure.

the pressing of the key 14 is transmitted to the circuit switch inside the plastic housing 11 through the elastic pad 12, and on one side of the elastic pad facing the inside of the plastic housing 11, the pad body 121 is protrusively provided with contact contacts 123 corresponding to the at least two mounting posts 122, and the contact contacts 123 are used for triggering the switch arranged inside the plastic housing 11 through the first key through holes 112. When the key 14 is pressed, the internal switch is triggered by the mounting post 122 and the contact 123, the contact 123 penetrating the first key through hole 112.

The first key through hole 112 may be a single through hole or at least two through holes. In this embodiment, the number of the first key through holes 112 is at least two, and the at least two first key through holes 112 are in one-to-one correspondence with the at least two mounting posts 122, and are also arranged at intervals along the length direction X1 of the strip-shaped recessed area 111. The plastic shell 11 is used to separate at least two first key through holes 112, and the elastic pad 12 can be supported on the plastic shell 11 at the separation area for separating at least two first key through holes 112. Therefore, the pressing of different key units 141 is transmitted through the elastic pad 12, and the mutual influence is small.

In this embodiment, an annular mesa 113 is disposed on a region of the sidewall of the strip-shaped recessed area 111 near the bottom of the strip-shaped recessed area 111, one side of the gasket body 121 facing the outside of the plastic housing 11 is flush with the annular mesa 113 or lower than the annular mesa 113, and the silicone sheath 13 extends along the sidewall of the strip-shaped recessed area 111 and is supported on the annular mesa 113. Further, the silicone sheath 13 fully covers the side wall of the strip-shaped recessed area 111 along the circumferential direction of the strip-shaped recessed area 111.

when the key structure is installed, the silicone sheath 13 is not easy to deform.

Referring to fig. 4 to 6, fig. 4 is an assembly structure diagram of the light bar structure B in the embodiment of the bone conduction headset shown in fig. 1, fig. 5 is a structure diagram of the light bar structure B in the embodiment of the bone conduction headset shown in fig. 1, and fig. 6 is a cross-sectional structure diagram of the light bar structure B in the embodiment of the bone conduction headset shown in fig. 1.

Still be provided with lamp strip mounting hole 21 on the plastic casing 11 of this embodiment bone conduction earphone 100, bone conduction earphone 100 can include button structure A and lamp strip structure B simultaneously, and plastic casing 11 is a whole, is formed with bar depressed area 111 and lamp strip mounting hole 21 respectively in different positions, corresponds button structure A and lamp strip structure B's setting respectively. The strip-shaped recessed area 111 is disposed on a side surface of the plastic housing 11, and the light bar mounting hole 21 can be disposed on a surface of another area connected to the side surface.

The bone conduction headset 100 further comprises a light guide strip 22 and at least two groups of LED lamps 23, wherein the light guide strip 22 is arranged in a strip shape, and at least part of the light guide strip 22 is arranged in the light strip mounting hole 21; at least two sets of LED lamps 23 are disposed inside the plastic housing 11 and spaced apart from each other along the length direction X2 of the light guide bar 22. At least two groups of LED lamps 23 are arranged in the length direction X2 of the light guide strip 22, so that the uniformity of light emitted by the light guide strip 22 is ensured to a certain extent.

In the embodiment, the light bar structure is used for indicating the state of the bone conduction earphone 100, so that each group of LED lamps 23 respectively includes at least two LED lamps which are spaced from each other along the width direction Y of the light guide bar and have different light emitting colors, and the LED lamps having different light emitting colors can be used for representing different states, for example, red light or blue light respectively.

Specifically, the light guide bar 22 of the present embodiment further includes a light receiving portion 221 and a light emitting portion 222 sequentially connected along the thickness direction Z of the light guide bar 22, wherein a projection of the light emitting portion 222 on a reference plane perpendicular to the thickness direction Z falls within a projection of the light receiving portion 221 on the reference plane, and a size of the light emitting portion 222 is smaller than a size of the light receiving portion 221.

The light emitting portion 222 is inserted into the light bar mounting hole 21, and the light receiving portion 221 is disposed inside the plastic housing 11 to receive light generated by at least two sets of LED lamps 23. The light guide strip 22 is doped with scattering particles, so that the emergent light is more uniform.

The silicone sheath 13 covers the outer side of the plastic housing 11 as an external covering structure of the bone conduction earphone 100, and covers the light bar mounting hole 21 and the light emergent portion 222. The part of the silica gel sheath 13 corresponding to the key structure and the part corresponding to the light bar structure can be integrated or separated.

specifically, a recessed area 133 corresponding to the light-emitting portion 222 is disposed on one side of the silicone rubber sheath 13 facing the plastic housing 11, and the light-emitting portion 222 protrudes from the plastic housing 11 and is embedded in the recessed area 133. That is, the portion of the silicone sheath 13 corresponding to the light-emitting portion 222 is thinner, so that light is emitted more easily and more uniformly.

One side of the plastic housing 11 facing the inside of the plastic housing 11 is provided with a light bar annular flange 114, the light bar annular flange 114 surrounds the light bar mounting hole 21, and the light receiving portion 221 is embedded into the light bar annular flange 114, so that the light guide strip 22 is more stably disposed in the light bar mounting hole 21.

The light bar is luminous comparatively evenly among the bone conduction earphone that this embodiment has above-mentioned light bar structure.

the above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.

Claims

1. A bone conduction headset, comprising:

The side surface of the plastic shell is provided with a strip-shaped recessed area, and the bottom of the strip-shaped recessed area is provided with at least one first key through hole for communicating the strip-shaped recessed area with the interior of the plastic shell;

The elastic gasket comprises a gasket body arranged at the bottom of the strip-shaped recessed area and at least two mounting columns which are arranged on one side of the gasket body, which faces the outside of the plastic shell in a protruding mode, and are arranged at intervals along the length direction of the strip-shaped recessed area;

The silicone sheath is coated on the outer side of the plastic shell and further extends to the inside of the strip-shaped recessed area and covers the elastic liner, at least two second key through holes which correspond to the at least two mounting columns and are arranged at intervals along the length direction of the strip-shaped recessed area are formed in the silicone sheath, and the at least two mounting columns are exposed through the corresponding second key through holes respectively;

The key comprises at least two key monomers which correspond to the at least two mounting columns and are connected with each other, and the at least two key monomers are respectively mounted on the corresponding mounting columns.

2. The bone conduction headset of claim 1, wherein: the key further comprises inserting columns which are respectively arranged on the at least two key monomers in a protruding mode, and the inserting columns are inserted into the corresponding inserting holes.

3. The bone conduction headset of claim 2, wherein: the key further comprises annular flanges which are respectively arranged on the at least two key single bodies in a protruding mode and surround the inserting columns, and the mounting columns are embedded into the annular flanges.

4. the bone conduction headset of claim 2, wherein: the elastic gasket further comprises a key contact which is protrudingly arranged on one side of the gasket body facing the inside of the plastic shell and corresponds to the at least two mounting posts respectively, wherein the key contact is used for triggering a switch arranged inside the plastic shell through the first key through hole.

5. The bone conduction headset of claim 1, wherein: the number of the first key through holes is at least two, the at least two first key through holes are arranged at intervals along the length direction of the strip-shaped depressed area, and the elastic gasket is further supported on an interval area of the plastic shell, which is used for separating the at least two first key through holes.

6. the bone conduction headset of claim 1, wherein: the lateral wall of bar depressed area is close to be provided with an annular mesa on the region of the bottom of bar depressed area, the liner body orientation the outside one side of plastic casing with annular mesa parallel and level or be less than annular mesa, the silica gel sheath is followed the lateral wall of bar depressed area extends and supports in on the annular mesa.

7. The bone conduction headset of claim 6, wherein: the silica gel sheath is along the circumference of bar depressed area is right the lateral wall of bar depressed area carries out the full cladding.

8. The bone conduction headset of claim 1, wherein: go up further being provided with the lamp strip mounting hole on the plastic casing, bone conduction earphone further includes:

The light guide strip is arranged in a strip shape, and at least part of the light guide strip is arranged in the light bar mounting hole;

At least two sets of LED lamps, at least two sets of LED lamps set up in the inside of plastic casing, and follow the length direction of leaded light strip is interval each other.

9. The bone conduction headset of claim 8, wherein: each group of LED lamps in the at least two groups of LED lamps respectively comprises at least two LED lamps which are spaced from each other along the width direction of the light guide strip and have different light-emitting colors.

10. the bone conduction headset of claim 9, wherein: the light guide strip includes along the light receiving part and the light-emitting part that the thickness direction of light guide strip connected gradually, wherein the light-emitting part is at the perpendicular to projection on the reference plane of thickness direction falls into the light receiving part is in inside the projection on the reference plane, the light-emitting part is inserted in the lamp strip mounting hole, the light receiving part set up in the inside of plastic casing, in order to receive the produced light of at least two sets of LED lamps.