CN212752586U - Bone conduction earphone - Google Patents

Abstract

The utility model provides a bone conduction earphone, which comprises an ear hook and a mounting box for assembling a control circuit board, wherein the ear hook comprises a first metal wire, a first conductive cable and a first coating layer coated on the outer layers of the first metal wire and the first conductive cable, and the first end of the first metal wire penetrates out of the first end of the first coating layer; the first end of the first metal wire is inserted into the mounting box and is locked and fixed through a first screw; and the first end of the first conductive cable penetrates out of the first end of the first coating layer and is connected to a control circuit board in the mounting box. The utility model discloses a first screw is fixed to the first end locking of first wire in the mounting box, realizes being connected between ear-hang and the mounting box, and simple structure is practical, and adopts the mode of screw locking can make the connection between ear-hang and the mounting box more firm reliable, prevents to be dragged by great strength and breaks away from the damage, has improved the stability 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 telephone by using the 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 opening of two ears is realized when the earphone is worn, the eardrum is not damaged, and the earphone is widely loved by consumers.

However, the connection structure of the ear hook and the mounting box (the mounting box is specifically used for integrated installation of parts such as a control circuit board) of the bone conduction headset on the current market is complex, and adopts the mode fixed connection of joint more, and the connection mode stability of adopting the joint is poor, and easy atress breaks away from to be unfavorable for the equipment, increased the assembly degree of difficulty, make production efficiency low.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a to the above-mentioned ear-hang of current bone conduction earphone and the problem that the connection structure of mounting box is complicated, connection stability is poor and the assembly degree of difficulty is big, provide a new bone conduction earphone.

The embodiment of the present invention provides a bone conduction earphone, which comprises an ear hook and a mounting box for assembling a control circuit board, wherein the ear hook comprises a first metal wire, a first conductive cable and a first coating layer coated on the outer layer of the first metal wire and the first conductive cable, and the first end of the first metal wire penetrates out of the first end of the first coating layer; the first end of the first metal wire is inserted into the mounting box and is locked and fixed through a first screw; and the first end of the first conductive cable penetrates out of the first end of the first coating layer and is connected to a control circuit board in the mounting box.

Preferably, the first end of the first wire comprises a first hook formed by bending the first wire; the mounting box is internally provided with a first limiting part corresponding to the first hook part, and when the first end of the ear hook is inserted into the mounting box, the first hook part is assembled to the first limiting part and is locked and fixed on the first limiting part through the first screw.

Preferably, the first hook is annular or semi-annular, the first limiting portion includes a first nut seat, the first hook is sleeved to the first nut seat or a first screw, and the first screw is locked and fixed in a screw hole of the first nut seat and compresses and fixes the first hook.

Preferably, the first hook portion includes a first bending portion in a t shape with the main body portion of the first wire, the first limiting portion includes a first screw hole and a first fixing hole, and the first fixing hole is parallel to the first screw hole or perpendicular to the first screw hole; the first bending portion is inserted into the first fixing hole, and the main body portion of the first wire is fixed by being pressed by a first screw fixed to the first screw hole in a locking manner.

Preferably, the bone conduction headset further comprises a headset head housing for mounting a sound emitting device; the second end of the first metal wire penetrates out of the second end of the first coating layer, and the second end of the first metal wire is inserted into the earphone head shell and is locked and fixed through a second screw; the second end of the first conductive cable penetrates out of the second end of the first coating layer and is connected to a sound generating device in the earphone head shell.

Preferably, the second end of the first wire comprises a second hook formed by bending the first wire; the earphone head shell comprises a second limiting part corresponding to the second hook part, the second hook part is arranged at the second end of the ear hook and is inserted into the earphone head shell, the second hook part is assembled to the second limiting part, and the second hook part is locked and fixed on the second limiting part through a second screw.

Preferably, the second hook part is annular or semi-annular, the second limiting part comprises a second nut seat, the second hook part is sleeved on the second nut seat or a second screw, and the second screw is locked and fixed in a screw hole of the second nut seat and compresses and fixes the second hook part.

Preferably, the second hook portion includes a second bending portion in a t shape with the main body portion of the first wire, the second limiting portion includes a second screw hole and a second fixing hole, and the second fixing hole is parallel to the second screw hole or perpendicular to the second screw hole; the second bending portion is inserted into the second fixing hole, and the main body portion of the first wire is pressed and fixed by a second screw fixed to the second screw hole in a locked manner.

Preferably, the bone conduction earphone further comprises a rear hanger, the rear hanger comprises a second metal wire, a second conductive cable and a second coating layer coated on the outer layers of the second metal wire and the second conductive cable, and two ends of the second metal wire respectively penetrate through two ends of the second coating layer; the end part of the second metal wire is inserted into the mounting box and is locked and fixed through a third screw; the end part of the second conductive cable penetrates out of the end part of the second coating layer and is connected to a control circuit board of the mounting box; two ends of the second metal wire comprise third hook parts formed by bending the second metal wire; the mounting box comprises a third limiting part corresponding to the third hook part, and when the end part of the third hook part of the rear hanger is inserted into the mounting box, the third hook part is assembled to the third limiting part and is locked and fixed on the third limiting part through a third screw;

the third hook part is annular or semi-annular, the third limiting part comprises a third nut seat, the third hook part is sleeved on the third nut seat or a third screw, and the third screw is locked and fixed in a screw hole of the third nut seat and compresses and fixes the third hook part;

or the third hook part comprises a third bending part which is T-shaped with the main body part of the second metal wire, the third limiting part comprises a third screw hole and a third fixing hole, and the third fixing hole is parallel to the third screw hole or vertical to the third screw hole; the third bent portion is inserted into the third fixing hole, and the main body portion of the second wire is fixed by a third screw fixed to a third screw hole in a locking manner.

Preferably, the bone conduction earphone further comprises a rear hanger, the rear hanger comprises a second metal wire, a second conductive cable and a second coating layer coated on the outer layers of the second metal wire and the second conductive cable, and two ends of the second metal wire respectively penetrate through two ends of the second coating layer;

the two ends of the second metal wire comprise third hook parts formed by bending the second metal wire, and the third hook parts comprise third bending parts which are T-shaped with the main body part of the second metal wire; the mounting box is internally provided with a third limiting part corresponding to the third hook part, the third limiting part comprises a third fixing hole, and the third fixing hole is parallel to the first screw hole; the third bent portion is inserted into the third fixing hole, the main body portion of the second metal wire is adjacent to the first screw hole, and the main body portion of the second metal wire is fixed to the first screw hole in a compression mode through locking.

The utility model discloses bone conduction earphone has following beneficial effect: the first end of the first metal wire is locked and fixed in the mounting box through the first screw, so that connection between the ear hook and the mounting box is achieved, the structure is simple and practical, the mode of screw locking is adopted, connection between the ear hook and the mounting box is firmer and more reliable, the ear hook is prevented from being pulled by large force and being broken away from damage, structural stability is improved, assembly can be completed only through the locking screw, assembly is convenient and efficient, automatic batch installation is achieved easily due to low difficulty, and production efficiency can be greatly improved.

Drawings

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

fig. 2 is a schematic structural diagram of a part of a bone conduction earphone according to a first embodiment of the present invention;

fig. 3 is a schematic structural diagram of a part of a bone conduction earphone according to a second embodiment of the present invention;

fig. 4 is a schematic structural diagram of a bone conduction earphone according to a third 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, it is the structural schematic diagram of the bone conduction earphone provided by the embodiment of the present invention, the bone conduction earphone can be applied to the field of earphone devices, especially to wireless earphones worn in a hanging manner. As shown in fig. 2, the bone conduction headset in the present embodiment includes an earhook 1 and a mounting case 2 for mounting a control circuit board, wherein the earhook 1 includes a first wire 11, a first conductive cable 12, and a first coating layer 13 coated on the outer layers of the first wire 11 and the first conductive cable 12, and wherein the first coating layer 13 is preferably coated along the length direction of the first wire 11. The first metal wire 11 may be made of a titanium alloy material, and may use the high strength and the good shape memory of the titanium alloy to realize the structural support of the ear hook 1, so as to ensure the structural stability and reliability of the hanger 1, and avoid the damage caused by the irreversible deformation caused by the impact of external force.

The first coating layer 13 is made of an elastic insulating material (e.g., rubber), which is not only beneficial for processing, but also has an insulating effect to improve the insulating safety and ensure the reliable use of the ear hook 1. In addition, the first coating layer 13 has elasticity, so that the impact of an external force can be effectively buffered, and the first metal wire 11 and the first conductive cable 12 can be better protected. Of course, the material for preparing the first coating layer 13 may be determined according to actual conditions.

Specifically, the first end of the first metal wire 11 penetrates out of the first end of the first coating layer 13, and the first end of the first metal wire 11 is inserted into the mounting box 2, so that the connection between the ear hook 1 and the mounting box 2 is realized, and the first metal wire 11 is locked (for example, pressed) and fixed synchronously in the manner of being fixed into the mounting box 2 through the first screw 14, so that the firm connection between the ear hook 1 and the mounting box 2 is realized.

Further, the first end of the first conductive cable 12 penetrates out of the first end of the first coating layer 13, and when the first end of the first wire 11 is inserted into the mounting box 2, the first end of the first conductive cable 12 enters the inside of the mounting box 2 and is conductively connected to the control circuit board, so that the conductive connection between the earphone sound generating part (i.e., the sound generating device) and the control circuit board is realized.

Above-mentioned bone conduction earphone locks through first screw 14 in fixing mounting box 2 with the first end of first wire 11 to realize being connected between ear-hang 1 and the mounting box 2, simple structure is practical, and adopts the mode of screw locking can make the connection between ear-hang 1 and the mounting box 2 firm reliable more, prevents to be dragged and leads to breaking away from the damage by great strength, thereby can improve structural stability. And, during the installation, only need locking screw can accomplish the equipment, the assembly is convenient high-efficient, and the degree of difficulty is low and realize automatic batch installation more easily, can improve production efficiency greatly.

The mounting box 2 of this embodiment includes a passage chamber provided along the length direction, and the first end of the ear hook 1 is inserted in the passage chamber, and makes the first end of the first wire 11 inserted in the mounting box 2. Specifically, the first ends of the first wires 11 are also inserted into the channel cavities, which is beneficial to isolating the connection between the first wires 11 and the first coating layer 13 and the assembly cavity for mounting the control circuit board, and improving the tightness of the assembly cavity so as to protect the parts (such as the control circuit board) mounted in the assembly cavity.

Specifically, the first end of the first wire 11 includes a first hook portion 111 formed by bending the first wire 11, and a first position-limiting portion 21 (e.g., a hook or a snap ring) corresponding to the first hook portion 111 is disposed in the channel cavity of the mounting box 2, so that when the first end of the ear hook 1 is inserted into the mounting box 2, the first hook portion 111 is assembled to the first position-limiting portion 21, and the first hook portion 111 is locked and fixed to the first position-limiting portion 21 by the first screw 14.

Example 1

The first hook 111 is annular, the first limiting portion 21 includes a first nut seat (which may be a nut seat or a threaded hole), and when the first end of the ear hook 1 is inserted into the channel cavity, the first hook 111 is sleeved on the first screw 14, and the first screw 14 is locked and fixed to the threaded hole of the first nut seat to synchronously press and fix the first hook 111 on the outer periphery of the first nut seat, that is, the first screw 14 is inserted into the annular inner hole of the first hook 111 and is threaded into the threaded hole of the first nut seat, so as to press the first hook 111 on the end of the first nut seat. To ensure that the first screw 14 can reliably press the first hook 111, the diameter of the annular inner hole of the first hook 111 should be smaller than the outer diameter of the nut of the first screw 14, and the outer diameter of the first nut seat should be larger than the diameter of the annular inner hole of the first hook 111.

In other embodiments, the first hook 111 may also be sleeved to the first nut seat, and the first hook 111 is fixed by being pressed by the first screw 14 fixed to the first nut seat. In order to prevent the first hook 111 from moving, the distance that the first nut seat protrudes from the mounting box 2 should be less than or equal to the thickness of the first hook 111, that is, when the first hook 111 is sleeved on the first nut seat, the end surface of the first hook 111 is flush with the end surface of the first nut seat, or at least a part of the first hook protrudes from the plane where the end surface of the first nut seat is located, so as to ensure that the first screw 14 can be reliably pressed on the first hook 111 when being locked to the screw hole of the first nut seat.

Of course, in practical applications, the shape of the first hook 111 can be specifically adjusted according to practical situations, for example, it is semi-annular. In addition, the first screw 14 can be pressed and attached to the first hook 111 by adding a flat pad, and the pressure contact area of the first screw 14 can be effectively increased.

Example 2

As shown in fig. 3, the first hook 111 includes a first bent portion that is t-shaped with respect to the main body of the first wire 11. Further, the first position-limiting portion 21 includes a first screw hole and a first fixing hole adapted to the first bending portion, and the first fixing hole is preferably perpendicular to the first screw hole. Because first bending portion and first fixed orifices adaptation, consequently first bending portion can peg graft in first fixed orifices, realizes that the joint of ear-hook 1 and mounting box 2 is fixed. Further, when the first bent portion is inserted into the first fixing hole, the main body portion of the first wire 11 is positioned at the outer periphery of the first screw hole, so that when the first screw 14 is locked to the first screw hole, the first screw 14 can be synchronously pressed against the main body portion of the first wire 11, thereby preventing the first bent portion from coming off from the first fixing hole and improving the reliability of connection.

Of course, in practical applications, the first fixing hole may also be parallel to the first screw hole, or may be disposed at a predetermined angle with respect to the first screw hole.

In addition, the bone conduction headset further comprises a headset head shell 3 used for assembling a sound generating device so as to achieve a sound generating function. In addition, the second end of the first wire 11 penetrates out of the second end of the first coating layer 13, and the second end of the first wire 11 is inserted into the earphone head housing 3, so that the connection between the ear hook 1 and the mounting box 2 is realized, the first wire 11 is fixed in the earphone head housing 3 through the second screw 15 and is synchronously locked (e.g., pressed) and fixed, and the ear hook 1 is further firmly connected with the earphone head housing 3.

And the second end of the first conductive cable 12 passes through the second end of the first coating layer 13, and when the second end of the first wire 11 is inserted into the headphone shell 3, the second end of the first conductive cable 12 enters the inside of the headphone shell 3 and is conductively connected to the sound generating device, so that the sound generating device is conductively connected to the control circuit board in the mounting box 2.

Specifically, the second end of the first wire 11 includes a second hook portion 112 formed by bending the first wire 11, and the inside of the earphone head housing 3 has a second position-limiting portion 31 (e.g., a hook or a snap ring) corresponding to the second hook portion 112, so that when the second end of the ear-hook 1 is inserted into the earphone head housing 3, the second hook portion 112 is assembled to the second position-limiting portion 31, and the second hook portion 112 is locked and fixed to the second position-limiting portion 31 by the second screw 15. And, the outer wall of the earphone head housing 3 is provided with a loading hole site communicated with the inside, the second end of the ear-hook 1 is inserted into the earphone head housing 3 through the loading hole site, and the second hook part 112 is made to correspond to the second limiting part 31.

Example 3

The second hook 112 is annular (the shape of the second hook 112 may be determined according to the situation), the second limiting portion 31 includes a second nut seat (the second nut seat may be a nut seat or a screw hole), and when the second end of the earhook 1 is inserted into the earphone head housing 3, the second hook 112 is sleeved on the second screw 15, and the second screw 15 is locked and fixed to the screw hole of the second nut seat, so that the second hook 112 is synchronously pressed and fixed to the outer periphery of the second nut seat, that is, the second screw 15 is inserted into the annular inner hole of the second hook 112 and screwed into the screw hole of the first nut seat, thereby pressing the second hook 112 on the end of the second nut seat. To ensure that the second screw 15 can reliably press the second hook 112, the diameter of the annular inner hole of the second hook 112 should be smaller than the outer diameter of the nut of the second screw 15, and the outer diameter of the second nut seat should be larger than the diameter of the annular inner hole of the second hook 112.

Example 4

The second hook 112 includes a second bent portion, and the second bent portion and the main body portion of the first wire 11 are t-shaped. Further, spacing portion 31 of second includes second screw and second fixed orifices (the second fixed orifices is preferably on a parallel with second screw or perpendicular to second screw, is favorable to the equipment operation), and the second fixed orifices and the adaptation of the portion of bending of second, therefore the portion of bending of second can be pegged graft in the second fixed orifices, realizes that the joint of ear-hang 1 and earphone involucrum 3 is fixed. Further, when the second bent portion is inserted into the second fixing hole, the main body portion of the first wire 11 is positioned at the outer periphery of the second screw hole, so that when the second screw 15 is fastened to the second screw hole, the main body portion of the first wire 11 can be fixed by pressure contact with the second screw 15, thereby preventing the second bent portion from coming off from the second fixing hole and improving the reliability of connection.

In addition, the bone conduction headset further includes a rear hanger 4, the rear hanger 4 includes a second wire 41, a second conductive cable 42 and a second coating layer 43, and the second coating layer 43 is coated on the outer layer of the second wire 41 and the second conductive cable 42. The both ends of second wire 41 wear out the both ends of second cladding layer 43 respectively, and the one end of second wire 41 inserts earphone involucrum 3, realizes hanging 4 and mounting box 2's being connected after the realization to it is fixed with second wire 41 locking (for example compress tightly) in step to the mode in mounting box 2 through third screw 44 is fixed, and then will hang 4 after and be firmly connected with mounting box 2.

Moreover, two ends of the second conductive cable 42 respectively penetrate through two ends of the second cladding layer 43, and when the end of the second wire 41 is inserted into the mounting box 2, the end of the second conductive cable 42 respectively enters the inside of the mounting box 2 and is respectively conductively connected with the control circuit boards in the mounting box 2, so as to realize conductive connection between the control circuit boards in the two mounting boxes 2.

Specifically, the channel cavity of the mounting box 2 penetrates the length direction of the mounting box 2, and the channel cavity is provided with a third limiting portion 22. In addition, both ends of the second wire 41 respectively include a third hook portion 411 formed by bending the second wire 41, and the third hook portion 411 corresponds to the third stopper portion 22 of the mounting box 2, so that when the end portion of the rear hanger 4 of the third hook portion 411 is inserted into the mounting box 2, the third hook portion 411 is assembled to the third stopper portion 22, and the third hook portion 411 is locked and fixed to the third stopper portion 22 by the third screw 44.

Example 5

The third hook 411 is annular or semi-annular, the third position-limiting part 22 includes a third nut seat (the second nut seat may be specifically a nut seat or a screw hole, and the third nut seat matches with the third screw 44), and when the end of the back hook 4 is inserted from the opening of the end of the channel cavity far away from the ear hook 1, the third hook 411 is sleeved on the third screw 44, and the third screw 44 is locked and fixed in the screw hole of the third nut seat to synchronously press and fix the third hook 411 on the periphery of the third nut seat, that is, the third screw 44 is inserted into the annular inner hole of the third hook 411 and is screwed into the screw hole of the third nut seat, so as to press the third hook 411 on the end of the first nut seat. Of course, to ensure that the third screw 44 can reliably press the third hook 411, the diameter of the annular inner hole of the third hook 411 should be smaller than the outer diameter of the nut of the third screw 44 (of course, the pressing connection can also be realized by adding a flat gasket), and the outer diameter of the third nut seat should be larger than the diameter of the annular inner hole of the third hook 411.

Example 6

The third hook 411 includes a third bent portion that is t-shaped with the main portion of the second wire 41. In addition, the third limiting portion 22 comprises a third screw hole and a third fixing hole (the third fixing hole is preferably parallel to the third screw hole or perpendicular to the third screw hole, and is favorable for assembly operation), and the third fixing hole is matched with the third bending portion, so that the third bending portion can be inserted into the third fixing hole, and the rear hanging portion 4 is clamped and fixed with the mounting box 2. Further, since the main body portion of the second wire 41 is positioned on the outer periphery of the third screw hole when the third bent portion is inserted into the third fixing hole, when the third screw 44 is fastened to the third screw hole, the main body portion of the second wire 41 can be fixed by pressure contact with the third screw 44, so that the third bent portion is prevented from coming off from the third fixing hole, and the reliability of connection is improved.

Example 7

As shown in fig. 4, the first hook 111 of the ear hook 1 includes a first bent portion, and the first bent portion and the main body portion of the first wire 11 are t-shaped. The first limiting portion 21 includes a first screw hole and a first fixing hole, the first fixing hole is parallel to the first screw hole, and the first bending portion is matched with the first fixing hole, so that the first bending portion can be inserted into the first fixing hole and locked to the first screw hole through the first screw 14 to be synchronously pressed to the main body portion of the first metal wire 11, and the first metal wire 11 is limited and fixed.

Further, the third hook 411 of the rear hanger 4 includes a third bent portion, and the third bent portion and the main portion of the second wire 41 are t-shaped. The third position-limiting portion 22 includes a third fixing hole, and the direction of the third fixing hole is the same as the direction of the first fixing hole and the first screw hole. Particularly, the third bent portion is matched with the third fixing hole, so that the third bent portion can be inserted into the third fixing hole, and when the third bent portion is inserted into the third fixing hole, the main body portion of the second wire 41 is adjacent to the first screw hole and is locked to the first screw hole through the first screw 14 to be synchronously pressed to the main body portion of the second wire 41, synchronous limiting and fixing of the second wire 41 and the first wire 11 are achieved, the third screw 44 is not needed, the structure is effectively simplified, and the integration degree is improved.

The utility model discloses mounting box 2 includes first casing and second casing, and first casing and second casing assemble integratively with the detachable mode, are favorable to mounting box 2's dismouting like this, conveniently implement the maintenance operation. Of course, the structural design of the mounting box 2 can be determined according to practical situations, and preferably, the mounting box is fixedly connected in a detachable mode.

Specifically, a first assembly groove is formed in one side of the first housing facing the second housing, and the first limiting portion 21 and the third limiting portion 22 are both disposed in the first assembly groove. One side of the second shell facing the first shell is provided with a second assembling groove, when the second shell is assembled to the first shell, an opening of the second assembling groove is superposed with an opening of the first assembling groove, and the channel cavity is formed by enclosing the inner walls of the first assembling groove and the second assembling groove.

And, the mounting box 2 is provided with an assembly cavity for mounting the control circuit board, and the assembly cavity is arranged in a sealing way relative to the channel cavity. The inner wall of the channel cavity is provided with a wire passing hole communicated with the assembly cavity, and the first conductive cable 12 and the second conductive cable 42 respectively pass through the wire passing hole to enter the assembly cavity, so that the conductive connection with the control circuit board is realized.

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 (10)

1. The bone conduction headset is characterized by comprising an ear hook and a mounting box for assembling a control circuit board, wherein the ear hook comprises a first metal wire, a first conductive cable and a first coating layer coated on the outer layers of the first metal wire and the first conductive cable, and the first end of the first metal wire penetrates out of the first end of the first coating layer; the first end of the first metal wire is inserted into the mounting box and is locked and fixed through a first screw; and the first end of the first conductive cable penetrates out of the first end of the first coating layer and is connected to a control circuit board in the mounting box.

2. The bone conduction headset of claim 1, wherein the first end of the first wire includes a first hook formed by bending the first wire; the mounting box is internally provided with a first limiting part corresponding to the first hook part, and when the first end of the ear hook is inserted into the mounting box, the first hook part is assembled to the first limiting part and is locked and fixed on the first limiting part through the first screw.

3. The bone conduction headset of claim 2, wherein the first hook portion is annular or semi-annular, the first limiting portion comprises a first nut seat, the first hook portion is sleeved to the first nut seat or a first screw, and the first screw is locked and fixed in a screw hole of the first nut seat and presses and fixes the first hook portion.

4. The bone conduction headset of claim 2, wherein the first hook portion comprises a first bent portion t-shaped with the main body portion of the first wire, the first position-limiting portion comprises a first screw hole and a first fixing hole, and the first fixing hole is parallel to the first screw hole or perpendicular to the first screw hole; the first bending portion is inserted into the first fixing hole, and the main body portion of the first wire is fixed by being pressed by a first screw fixed to the first screw hole in a locking manner.

5. The bone conduction headset of claim 1, further comprising a headset head housing for mounting a sound emitting device; the second end of the first metal wire penetrates out of the second end of the first coating layer, and the second end of the first metal wire is inserted into the earphone head shell and is locked and fixed through a second screw; the second end of the first conductive cable penetrates out of the second end of the first coating layer and is connected to a sound generating device in the earphone head shell.

6. The bone conduction headset of claim 5, wherein the second end of the first wire includes a second hook formed by bending the first wire; the earphone head shell comprises a second limiting part corresponding to the second hook part, the second hook part is arranged at the second end of the ear hook and is inserted into the earphone head shell, the second hook part is assembled to the second limiting part, and the second hook part is locked and fixed on the second limiting part through a second screw.

7. The bone conduction headset of claim 6, wherein the second hook portion is annular or semi-annular, the second limiting portion comprises a second nut seat, the second hook portion is sleeved to the second nut seat or a second screw, and the second screw is locked and fixed in a screw hole of the second nut seat and presses and fixes the second hook portion.

8. The bone conduction headset of claim 6, wherein the second hook portion comprises a second bent portion T-shaped with respect to the main body portion of the first wire, the second limiting portion comprises a second screw hole and a second fixing hole, and the second fixing hole is parallel to the second screw hole or perpendicular to the second screw hole; the second bending portion is inserted into the second fixing hole, and the main body portion of the first wire is pressed and fixed by a second screw fixed to the second screw hole in a locked manner.

9. The bone conduction headset of any one of claims 1-8, wherein the bone conduction headset further comprises a back hook, the back hook comprises a second wire, a second conductive cable, and a second coating layer coated on the outer layer of the second wire and the second conductive cable, and two ends of the second wire respectively penetrate through two ends of the second coating layer; the end part of the second metal wire is inserted into the mounting box and is locked and fixed through a third screw; the end part of the second conductive cable penetrates out of the end part of the second coating layer and is connected to a control circuit board of the mounting box; two ends of the second metal wire comprise third hook parts formed by bending the second metal wire; the mounting box comprises a third limiting part corresponding to the third hook part, and when the end part of the third hook part of the rear hanger is inserted into the mounting box, the third hook part is assembled to the third limiting part and is locked and fixed on the third limiting part through a third screw;

the third hook part is annular or semi-annular, the third limiting part comprises a third nut seat, the third hook part is sleeved on the third nut seat or a third screw, and the third screw is locked and fixed in a screw hole of the third nut seat and compresses and fixes the third hook part;

or the third hook part comprises a third bending part which is T-shaped with the main body part of the second metal wire, the third limiting part comprises a third screw hole and a third fixing hole, and the third fixing hole is parallel to the third screw hole or vertical to the third screw hole; the third bent portion is inserted into the third fixing hole, and the main body portion of the second wire is fixed by a third screw fixed to a third screw hole in a locking manner.

10. The bone conduction headset of claim 4, further comprising a back hook, wherein the back hook comprises a second wire, a second conductive cable, and a second coating layer coated on the outer layer of the second wire and the second conductive cable, and two ends of the second wire respectively penetrate through two ends of the second coating layer;

the two ends of the second metal wire comprise third hook parts formed by bending the second metal wire, and the third hook parts comprise third bending parts which are T-shaped with the main body part of the second metal wire; the mounting box is internally provided with a third limiting part corresponding to the third hook part, the third limiting part comprises a third fixing hole, and the third fixing hole is parallel to the first screw hole; the third bent portion is inserted into the third fixing hole, the main body portion of the second metal wire is adjacent to the first screw hole, and the main body portion of the second metal wire is fixed to the first screw hole in a compression mode through locking.

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