CN210807591U

CN210807591U - Bone conduction earphone

Info

Publication number: CN210807591U
Application number: CN201921310955.1U
Authority: CN
Inventors: 何浙东
Original assignee: Shenzhen Ainuoshi Technology Co ltd
Current assignee: Shenzhen Ainuoshi Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-06-19
Anticipated expiration: 2029-08-12

Abstract

The utility model provides a bone conduction earphone, which comprises an ear hook and a rear hook, and also comprises a connecting casing used for assembling a control circuit board, wherein the connecting casing is provided with two assembling holes which are arranged in a back direction; the end part of the ear hook is provided with a first connector, the first connector comprises a first elastic clamping hook, the end part of the rear hook is provided with a second connector, and the second connector comprises a second elastic clamping hook; the first connector is inserted into one of the assembling holes and is locked and fixed to the connecting sleeve shell through the first elastic clamping hook; the second connector is inserted into the other assembling hole and is locked and fixed to the connecting sleeve shell through the second elastic clamping hook. The utility model discloses a make the ear-hang with the back hang and connect fixedly through the mode of joint, be favorable to the maintenance in equipment and later stage, can effectively improve work efficiency to the structure is simpler, is favorable to integrated design, improves the designability of structure.

Description

Bone conduction earphone

Technical Field

The embodiment of the utility model provides a relate to earphone equipment field, more specifically say, relate to a bone conduction earphone.

Background

Bone conduction is a sound conduction mode, namely, sound is converted into mechanical vibration with different frequencies, and sound waves are transmitted through the skull, the bone labyrinth, the lymph fluid transmission of the inner ear, the spiral organ, the auditory nerve and the auditory center of a human body. The bone conduction earphone receives the sound by using a bone conduction technology and is tightly attached to the bone, and the sound wave can be directly transmitted to the auditory nerve through the bone, so that the ears can be opened, the eardrum is not damaged, and the bone conduction earphone is widely loved by consumers.

The ear hook and the back hook of the existing bone conduction earphone are relatively independent in connection mode, so that the integrated design of the whole structure is not facilitated, and the designability of the structure is poor; moreover, the connection structure between the parts of the existing bone conduction earphone is relatively complex, which is not beneficial to the assembly and later maintenance of the whole structure and affects the working efficiency.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a to above-mentioned current bone conduction earphone be unfavorable for overall structure's integrated design, the designability of structure is relatively poor and connection structure is more complicated, be unfavorable for assembly and later maintenance operation, work efficiency receive the problem of influence, provide a new bone conduction earphone.

The embodiment of the present invention provides a bone conduction earphone, which comprises an ear hook and a rear hook, and further comprises a connecting casing for assembling a control circuit board, wherein the connecting casing is provided with two assembling holes arranged in a reverse direction; the end part of the ear hook is provided with a first connector, the first connector comprises a first elastic clamping hook, the end part of the rear hook is provided with a second connector, and the second connector comprises a second elastic clamping hook; the first connector is inserted into one of the assembling holes and is locked and fixed to the connecting sleeve shell through the first elastic clamping hook; the second connector is inserted into the other assembling hole and is locked and fixed to the connecting sleeve shell through the second elastic clamping hook.

Preferably, two the pilot hole is by running through the both ends opening of the through-hole of connecting the cover shell constitutes respectively, just first connector and second connector pass through first elasticity pothook and second elasticity pothook are in lock after mutual joint is fixed in the through-hole is fixed to be connected the cover shell.

Preferably, first elasticity pothook is located first connector dorsad the one end of ear-hang, second elasticity pothook is located the second connector dorsad the one end of back-hang, and first connector and second connector insert during two pilot holes, first connector and second connector horizontal connection, just first elasticity pothook and second elasticity pothook are dorsad respectively the lateral wall of through-hole.

Preferably, the connecting casing comprises a casing main body and a casing cover assembled on the top of the casing main body, the through hole is positioned in the casing cover, and the casing main body is internally provided with a mounting cavity for assembling the control circuit board;

the first connector comprises a first cable led out by the ear hook, and the second connector comprises a second cable led out by the rear hook; the shell cover is provided with a line passing channel perpendicular to the axial direction of the through hole, and the first cable and the second cable pass through the line passing channel from the inside of the through hole and enter the installation cavity of the shell main body.

Preferably, the bottom of the housing cover is provided with one or more third elastic hooks, the top of the housing main body is provided with one or more buckles, and the housing cover is fixedly mounted on the housing main body through the combination of the third elastic hooks and the buckles.

Preferably, the ear hook comprises a first metal wire and a first elastic protection layer wrapped on the outer layer of the first metal wire and the outer layer of the first cable, and the end part of the first metal wire is bent in the first connector;

the rear hanger comprises a second metal wire and a second elastic protection layer wrapping the outer layer of the second metal wire and the outer layer of the second cable, and the end part of the second metal wire is bent in the second connector.

Preferably, the body of the first connector is cylindrical, and the first connector comprises a first step structure arranged along the axial direction; the first connecting head and the first elastic protective layer are integrally formed, and the end face of the first elastic protective layer is attached to the step face of the first step structure;

the main body of the second connector is cylindrical, and the second connector comprises a second step structure arranged along the axial direction; the second connector with second elastic protection layer integrated into one piece, just the terminal surface laminating of second elastic protection layer is connected to the step face of second stair structure.

Preferably, the bottom of the housing cover is provided with a plurality of positioning posts, the top of the housing main body is provided with a plurality of positioning holes corresponding to the plurality of positioning posts, and when the housing cover is assembled to the housing main body, each positioning post is embedded into one positioning hole.

Preferably, the first connector has a first elastic clamping edge protruding from the side of the first elastic protection layer, the second connector has a second elastic clamping edge protruding from the side of the second elastic protection layer, and when the first connector and the second connector are clamped and fixed in the through hole, the first elastic clamping edge and the second elastic clamping edge are respectively clamped and connected to the inner wall of the wire passing channel.

Preferably, the two assembly holes are independent from each other, the inner wall of each assembly hole is provided with a connecting buckle, and the first connecting head is buckled with the connecting buckle in one of the assembly holes through the first elastic hook and locked and fixed with the connecting sleeve shell; the second connector is locked and fixed with the connecting casing through the second elastic clamping hook and the connecting buckle in the other assembling hole.

The utility model discloses bone conduction earphone has following beneficial effect: through setting up two pilot holes at the connection cover shell to make first elasticity pothook and second elasticity pothook fixed at the downthehole joint of pilot hole, thereby can make overall structure simplifier more, the integrated design of the structure of being convenient for improves the designability of structure, and, reliable practical through the fixed mode of joint, be favorable to the maintenance operation in equipment assembly and later stage, and can realize the ear-hang and directly link fixed structural design of hanging after, can effectively improve work efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a partial section of a bone conduction earphone according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an end portion of an ear hook of a bone conduction earphone according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an end portion of a rear suspension of a bone conduction earphone according to an embodiment of the present invention;

fig. 4 is a schematic overall structure diagram of a bone conduction earphone according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, the embodiment of the present invention provides a schematic structural diagram of a bone conduction earphone, which can be applied in the field of earphone devices, especially in a bone conduction earphone requiring simplified connection structure. The bone conduction headset in the present embodiment includes an ear hook 1 and a rear hook 2 for wearing, and the ear hook 1 has a speaker portion for emitting sound. Specifically, the bone conduction earphone further comprises a connecting shell 3 for assembling the control circuit board and related functional components (such as an energy storage battery), and the connecting shell 3 is provided with two assembling holes corresponding to the ear hook 1 and the rear hook 2.

Referring to fig. 2 and 3, the end of the ear-hook 1 has a first connector 11, and the first connector 11 includes a first elastic hook 111; similarly, the end of the rear hook 2 has a second connector 21, and the second connector 21 includes a second elastic hook 211. Moreover, the first connector 11 is inserted into a fitting hole and is locked and fixed to the connection housing 3 by the first elastic hook 111; the second connector 21 is inserted into the other mounting hole and is locked and fixed to the connection housing 3 by the second elastic hook 211.

In practical application, the external shape and size of the ear hook 1 are matched with the shape and size of a corresponding assembling hole to be inserted, and the external shape and size of the rear hook 2 are matched with the shape and size of a hole site of another assembling hole to be inserted; from this, when first elasticity pothook 111 and second elasticity pothook 211 block in the pilot hole and fix, the pilot hole can cooperate respectively to hang 1 with the back outside of hanging 2 spacing to can make the ear hang 1 with hang 2 can be stable and reliable locking fix to in the pilot hole, perhaps the mutual joint equipment is fixed in the pilot hole.

The bone conduction earphone is provided with the assembly holes in the connecting casing 3, and the first elastic clamping hook 111 and the second elastic clamping hook 211 are clamped and fixed in the corresponding assembly holes, so that the whole structure is simplified, the integrated design of the structure is facilitated, and the designability of the structure is improved; and, the connection mode that ear-hang 1 and back hang 2 through the joint realizes fixedly, is convenient for assembly and later maintenance operation, and is favorable to realizing the structural design that ear-hang 1 and back hang 2 lug connection, makes work efficiency higher.

In an embodiment of the utility model, above-mentioned two pilot holes constitute by the both ends opening of through-hole 301 of through connection cover shell 3 respectively, and first connector 11 and second connector 21 through first elasticity pothook 111 and second elasticity pothook 211 fixed to connecting cover shell 3 of locking after each other joint in through-hole 301 to it is fixed to realize that the direct-connected type installation of ear-hang 1 and back-hang 2 is fixed, simplifies the assembly process flow of earphone from this, the convenient equipment.

When the assembly, can hang 1 with the ear and hang 2 respectively and insert two pilot holes simultaneously after with, then make first elasticity pothook 111 and second elasticity pothook 211 at the downthehole joint of pilot hole, can distinguish from this that current bone conduction earphone adopts the mode that connection structure set up independently (i.e. the ear hang with hang relatively independent after and connect respectively at the both ends that are used for installing control circuit board's shell), the bone conduction earphone of this embodiment can make the assembly operation simple more convenient through the mode that the ear hung 1 and hung 2 directly links after with, the equipment further targets in place, be favorable to improving production efficiency, and overall structure is more simplistic, be favorable to the integrated design of structure (can effectively reduce the volume, make the structure can exchange more in a flexible way), further improve the designability of structure.

Above-mentioned first elasticity pothook 111 is located the one end of first connector 11 ear-hang 1 dorsad, second elasticity pothook 211 is located the one end of hanging 2 behind second connector 21, and when first connector 11 and second connector 21 inserted two pilot holes respectively, first connector 11 and the 21 horizontal connection of second connector, the opening that can make two pilot holes is located same straight line, convenient location and structure butt joint, be favorable to production and processing (position tolerance requires lowly), reduce and make the degree of difficulty coefficient, and be convenient for assemble, make first elasticity pothook 111 can carry out high-efficient cooperation joint with second elasticity pothook 211, further improve work efficiency.

Moreover, in order to ensure the rationality of the structural design, when the first connector 11 and the second connector 21 are inserted into the two assembly holes, the first elastic hook 111 and the second elastic hook 211 are respectively opposite to the side wall of the through hole 301, so that the stable clamping of the first elastic hook 111 and the second elastic hook 211 can be effectively ensured, and the fixation is firmer and more reliable.

As shown in the combined figure 4, for convenient assembly and later maintenance, the connecting casing 3 mainly comprises two parts, specifically including the casing main body 32 and the casing cover 31 assembled at the top of the casing main body 32, and the through hole 301 is located on the casing cover 31, and the through hole 301 is arranged along the length direction of the casing cover 31, which is beneficial to effectively utilizing the structure of the casing cover 31, improving the utilization rate of the structure space, and enabling the ear hook 1 and the back hook 2 to be more stable and reliable in clamping. In addition, the shell main body 32 is provided with a mounting cavity 321 for mounting the control circuit board (the shell main body 32 can be detached independently), namely, the control parts and related functional parts (such as the energy storage battery) can be mounted in the shell main body 32, so that the assembly and maintenance operation are convenient, the operability is stronger, and the working efficiency is improved.

In particular, the first connector 11 comprises a first cable 12 led out by the ear hook 1, and the second connector 21 comprises a second cable 22 led out by the rear hook 2. For the convenience of wiring, the housing cover 31 has a wire passage 302 perpendicular to the axial direction of the through hole 301, and the first cable 12 and the second cable 22 pass through the wire passage 302 via the through hole and enter the mounting cavity 321 of the housing main body 32. Above-mentioned cap 31 is through setting up wire passing channel 302, can effectively derive the first cable 12 of ear-hang 1 and the second cable 22 of hanging 2 after to can realize with the control circuit board conductive connection in the casing main part 32, thereby realize ear-hang 1, hang 2 after and connect the conductive connection design of 3 three of cover shell, guarantee that earphone function can normal use. Moreover, the structural mode is also beneficial to assembly and assembly, the first cable 12 and the second cable 22 are routed into the installation cavity 321 from the same position, and the overall structure design is more compact while the assembly operation convenience is improved.

In order to facilitate the connection and fixation of the housing main body 32 and the housing cover 31, the bottom of the housing cover 31 has one or more third elastic hooks, the top of the housing main body 32 has one or more buckles, and the third elastic hooks of the housing cover 31 are matched with the buckles of the housing main body 32, and the housing cover 31 is fixed to the housing main body 32 after being combined with the buckles through the third elastic hooks. Of course, in practical applications, the housing main body 32 and the housing cover 31 may be fixed by other connection methods, such as by screwing.

Preferably, the bottom of the housing cover 31 is further provided with a plurality of positioning posts 311, the top of the housing main body 32 is provided with a plurality of positioning holes corresponding to the plurality of positioning posts 311, and when the housing cover 31 is assembled to the housing main body 32, each positioning post 311 is embedded into one positioning hole. Therefore, the circumferential rotation of the shell main body 32 around the shell cover 31 can be avoided, the burden of a combination structure of the third elastic clamping hook and the buckle can be reduced while the connection stability is guaranteed, the service life of the third elastic clamping hook and the buckle is prolonged, and the structure is more reasonable and reliable.

In order to improve the strength of the ear hook 1 and make the ear hook 1 have elasticity, the ear hook 1 comprises a first metal wire 13 and a first elastic protection layer 14 wrapped on the outer layer of the first metal wire 13 and the first cable 12, so that the first metal wire 13 and the first cable 12 can be protected by the first elastic protection layer 14, and the service life of the first metal wire 13 and the first cable 12 is prolonged. Moreover, the end of the first wire 13 is bent in the first connector 11, so that the stable connection between the first wire 13 and the first connector 11 can be ensured, the first connector 11 is prevented from being separated from the end of the ear-hook 1, and the connection reliability and the connection strength of the first connector 11 are improved.

Similarly, in order to improve the strength of the rear hanger 2 and to make the rear hanger 2 elastic, the rear hanger 2 includes a second wire 23 and a second elastic protection layer 24 wrapping the second wire 23 and the second cable 22, and the second wire 23 and the second cable 22 can be protected by the second elastic protection layer 24, so that the service life of the second wire 23 and the second cable 22 can be prolonged. Moreover, the end of the second wire 23 is bent in the second connector 21, so that the stable connection between the second wire 23 and the second connector 21 can be ensured, the end of the second connector 21 is prevented from being hung after being separated, and the connection reliability and the connection strength of the second connector 21 are improved.

In practical application, the first elastic protection layer 14 can be integrally formed with the first metal wire 13 and the first cable 12 through an injection molding process, and the second elastic protection layer 24 can be integrally formed with the second metal wire 23 and the second cable 22 through an injection molding process, so that the processing is convenient, the manufacturing cost is low, and the mass production is convenient.

In order to ensure the connection strength between the first connector 11 and the first elastic protection layer 14, the main body of the first connector 11 is cylindrical, and the first connector 11 includes a first step structure arranged along the axial direction. In particular, the first connecting head 11 is integrally formed with the first elastic protection layer 14 (specifically, integrally formed by an injection molding process), and an end face of the first elastic protection layer 14 is attached to the step face of the first step structure in a fitting manner. From this, can increase the fixed connection area (adhesion bonding area when the technology integrated into one piece of moulding plastics) of first connector 11 and first elasticity protective layer 14 when guaranteeing the axial length of first connector 11, and can effectively cover and cover the position region that first connector 11 inlays to establish in first elasticity protective layer 14, avoid the long-term elasticity of ear-hang 1 to twist to make first connector 11 inlay to establish the partial not hard up of first elasticity protective layer 14 and cause and break away from, and then be favorable to making to connect more firmly.

Of course, in practical applications, a clamping structure may also be designed at a portion of the first connection head 11 embedded in the first elastic protection layer 14, and a clamping groove corresponding to the clamping structure on the first connection head 11 is formed when the first elastic protection layer 14 is integrally formed on the first connection head 11, so as to further improve the connection stability between the first connection head 11 and the first elastic coating 14.

Similarly, in order to ensure the connection strength between the second connector 21 and the second elastic protection layer 24, the main body of the second connector 21 is cylindrical, and the second connector 21 includes a second step structure arranged along the axial direction. The second connector 21 and the second elastic protection layer 24 are integrally formed (specifically, integrally formed by an injection molding process), and an end surface of the second elastic protection layer 24 is attached to a step surface of the second step structure. Thereby can increase the fixed connection area (the adhesion bonding area when the technology integrated into one piece of moulding plastics) of second connector 21 and second elasticity protective layer 24 when guaranteeing the axial length of second connector 21, and can effectively cover and hide the position region that second connector 21 inlays to establish in second elasticity protective layer 24, avoid hanging 2 long-term elasticity wrench movement behind and make the part that second connector 21 inlays to establish second elasticity protective layer 24 become flexible and cause the separation from, and then be favorable to making the connection more firm.

Of course, in practical applications, the shapes of the first connector 11 and the second connector 21 can be determined according to practical requirements, so as to facilitate the direct fixation of the ear hook 1 and the rear hook 2.

In addition, the first connector 11 may further include a first wire passing through hole axially disposed along the first connector, and the shape and size of the first wire passing through hole are matched with those of the first cable 12, and one end of the first cable 12 passes through the first wire passing through hole and extends to the outside of the ear hook 1. Correspondingly, the second connector 21 may be provided with a second wire through hole axially arranged along the second connector, and the shape and size of the second wire through hole are matched with those of the second cable 22, and one end of the second cable 22 passes through the second wire through hole and extends to the outside of the rear hanger 2.

To further ensure the connection stability of the ear hook 1 and the rear hook 2, the first connector 11 has a first elastic clamping edge 112 protruding from the side of the first elastic protection layer 14, the second connector 21 has a second elastic clamping edge 212 protruding from the side of the second elastic protection layer 24, and when the first connector 11 and the second connector 21 are clamped and fixed in the through hole 301, the first elastic clamping edge 112 and the second elastic clamping edge 212 are respectively clamped and fixed to the inner wall of the wire passing channel 302. The structure is reasonable and simple, the assembly and the assembly are convenient and fast, the axial movement along the through hole 301 can be avoided when the first elastic clamping hook 111 and the second elastic clamping hook 211 are clamped and fixed in the assembly hole, and the ear hook 1 and the rear hook 2 can be effectively limited through the first elastic clamping edge 112 and the second elastic clamping edge 212.

In another embodiment of the present invention, the two assembling holes of the connecting casing 3 can be formed by two mounting holes which are arranged in a back-to-back manner and are independent from each other, and the inner wall of each assembling hole is provided with a buckle. When the first connector 11 of the ear-hook 1 is inserted into one of the assembling holes, the first elastic hook 111 on the first connector 11 is buckled with the buckle inserted into the assembling hole, so as to realize the locking and fixing of the first connector 11 and the connecting casing. Similarly, when the second connector 21 of the rear hanger 2 is inserted into another assembling hole, the second elastic hook 211 on the second connector 21 is buckled with the buckle in the assembling hole into which it is inserted, thereby realizing the locking and fixing of the second connector 21 and the connecting sleeve.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The bone conduction earphone comprises an ear hook and a rear hook, and is characterized by further comprising a connecting casing for assembling a control circuit board, wherein the connecting casing is provided with two assembling holes which are arranged in a back direction; the end part of the ear hook is provided with a first connector, the first connector comprises a first elastic clamping hook, the end part of the rear hook is provided with a second connector, and the second connector comprises a second elastic clamping hook; the first connector is inserted into one of the assembling holes and is locked and fixed to the connecting sleeve shell through the first elastic clamping hook; the second connector is inserted into the other assembling hole and is locked and fixed to the connecting sleeve shell through the second elastic clamping hook.

2. The bone conduction earphone according to claim 1, wherein the two assembling holes are respectively formed by two end openings of a through hole penetrating through the connecting casing, and the first connector and the second connector are locked and fixed to the connecting casing after being mutually clamped and fixed in the through hole through the first elastic hook and the second elastic hook.

3. The bone conduction earphone according to claim 2, wherein the first elastic hook is located at an end of the first connector facing away from the ear hook, the second elastic hook is located at an end of the second connector facing away from the back hook, and when the first connector and the second connector are inserted into the two assembly holes, the first connector and the second connector are horizontally connected, and the first elastic hook and the second elastic hook respectively face away from the side wall of the through hole.

4. The bone conduction headset of claim 2 or 3, wherein the connection housing comprises a housing main body and a housing cover assembled to the top of the housing main body, and the through hole is located in the housing cover, and the housing main body has a mounting cavity for assembling the control circuit board therein;

5. The bone conduction headset of claim 4, wherein the bottom of the housing cover has one or more third resilient hooks, the top of the housing body has one or more snaps, and the housing cover is fixedly mounted to the housing body by the third resilient hooks in combination with the snaps.

6. The bone conduction headset of claim 4, wherein the earhook comprises a first wire and a first elastic protection layer wrapped around the first wire and an outer layer of a first cable, and an end of the first wire is bent inside the first connector;

7. The bone conduction headset of claim 6, wherein the body of the first connector is cylindrical and the first connector includes a first step structure disposed along an axial direction; the first connecting head and the first elastic protective layer are integrally formed, and the end face of the first elastic protective layer is attached to the step face of the first step structure;

8. The bone conduction earphone according to claim 4, wherein the bottom of the housing cover is provided with a plurality of positioning posts, the top of the housing main body is provided with a plurality of positioning holes corresponding to the plurality of positioning posts, and each positioning post is embedded into one of the positioning holes when the housing cover is assembled to the housing main body.

9. The bone conduction earphone according to claim 6, wherein the first connector has a first elastic clamping edge protruding from a side of the first elastic protection layer, the second connector has a second elastic clamping edge protruding from a side of the second elastic protection layer, and the first elastic clamping edge and the second elastic clamping edge are respectively clamped to the inner wall of the wire passage when the first connector and the second connector are clamped and fixed in the through hole.

10. The bone conduction earphone according to claim 1, wherein the two assembly holes are independent of each other, the inner wall of each assembly hole is provided with a connection buckle, and the first connection head is locked and fixed with the connection housing by the first elastic hook being buckled with the connection buckle in one of the assembly holes; the second connector is locked and fixed with the connecting casing through the second elastic clamping hook and the connecting buckle in the other assembling hole.