CN213783569U - Multifunctional bone conduction earphone - Google Patents

Abstract

The application relates to a multi-functional bone conduction earphone, it includes ear-hang link and bone conduction oscillator, the bone conduction oscillator is installed and is used for transmitting the music on the ear-hang link, the transmission face laminating of bone conduction oscillator is on auricle the place ahead cartilage, its characterized in that: bone conduction oscillator rotates and is connected with rotating device, the last rotation of rotating device is connected with the earphone head of making an uproar that falls with user's auricle inner wall looks adaptation, it is connected with the ear-hang link electricity and is used for the broadcast music to fall the earphone head of making an uproar, it is connected with controlling means to go up the electricity on the ear-hang link, controlling means is used for switching the operating condition who falls the earphone head of making an uproar and bone conduction oscillator. The application has the advantages that the convenience is brought to the user, and the user can enjoy wonderful music in a noisy environment, so that the user experience feeling is improved.

Description

Multifunctional bone conduction earphone

Technical Field

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

Background

At present, 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 of the inner ear, the spiral organ and the auditory center of a human body. Compared with a classical sound conduction mode of generating sound waves through a vibrating diaphragm, the bone conduction mode omits a plurality of sound wave transmission steps, can realize clear sound restoration in a noisy environment, and does not influence other people due to the fact that the sound waves are diffused in the air.

At present, general bone conduction earphone includes ear-hang link and bone conduction oscillator, and the bone conduction oscillator is equipped with two, installs respectively at the both ends of ear-hang link, and when wearing, the transmission face laminating temple cartilage surface of bone conduction oscillator is made through the clamping force that self formed to the ear-hang link, and at this moment, the ear-hang link laminates with the hindbrain mutually, and the bone conduction earphone during operation can listen to the music through the transmission face of bone conduction oscillator. In practical situations, the bone conduction headset is not very suitable in a noisy environment, and the user experience is poor, especially when enjoying beautiful music. The noise interference is often unpleasant and even more annoying. Noise is a sound which varies in pitch and intensity and sounds discordantly, and is generated by irregular vibration of a sounding body (different from "musical sound").

To the correlation technique among the above-mentioned, the utility model discloses the people think there is bone conduction earphone under noisy environment, user experience feels relatively poor defect.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the user also can enjoy beautiful music under noisy environment to improve user experience and feel, this application provides a multi-functional bone conduction earphone.

The utility model provides a multi-functional bone conduction earphone, includes ear-hang link and bone conduction oscillator, the bone conduction oscillator is installed and is used for transmitting the music on the ear-hang link, the transmission face laminating of bone conduction oscillator is on auricle the place ahead cartilage, its characterized in that: bone conduction oscillator rotates and is connected with rotating device, the last rotation of rotating device is connected with the earphone head of making an uproar that falls with user's auricle inner wall looks adaptation, it is connected with the ear-hang link electricity and is used for the broadcast music to fall the earphone head of making an uproar, it is connected with controlling means to go up the electricity on the ear-hang link, controlling means is used for switching the operating condition who falls the earphone head of making an uproar and bone conduction oscillator.

Through adopting above-mentioned technical scheme, when the needs realize making an uproar, make the earphone head of making an uproar rotate inside the auricle, meanwhile, make controlling means control the earphone head of making an uproar work of making an uproar and make bone conduction oscillator out of work, owing to the music sound direct alignment ear of the earphone head broadcast of making an uproar, to this, just can make things convenient for very much to let the user listen to the music sound, avoided the interference of noise. In addition, when the noise is not required to be reduced, the noise reduction earphone head is directly turned off to enable the noise reduction earphone head to deviate from the auricle, and at the moment, the user can listen to music only through the bone conduction earphone. Through the mode, the noise reduction effect can be conveniently realized, and meanwhile, the use feeling of a user can be indirectly improved.

Preferably, the rotating device comprises a positioning portion, a knob portion and a rotating portion, the positioning portion is arranged on the bone conduction vibrator, the knob portion is rotatably connected to the positioning portion, the rotating portion is rotatably connected to the knob portion, and the noise reduction earphone head is arranged on the rotating portion and coupled with the bone conduction vibrator through the knob portion.

Through adopting above-mentioned technical scheme, when knob portion rotated on the bone conduction oscillator, just can indirectly drive the position of making an uproar earphone head of falling and take place to remove, to this, the user of being convenient for adjusts the position of bone conduction oscillator, improves the suitability of bone conduction earphone. Simultaneously, when making an uproar earphone head of falling rotated on the rotation portion, can fall the angle and the position of the earphone head of falling of making an uproar according to the very convenient adjustment of actual need, and then be convenient for fall the earphone head of falling of making an uproar more and be fit for the user auricle.

Preferably, knob portion includes support frame and knob piece, the bone conduction oscillator is equipped with the installation piece, set up on the installation piece with knob piece normal running fit's rotation groove, the spout that has seted up in the rotation inslot and has rotated the groove and communicate mutually, the knob piece encircles and is equipped with spout joint cooperation, just normal running fit's joint portion, the one end of support frame is installed on the knob piece, the other end is connected in the ear of making an uproar aircraft nose of falling.

Through adopting above-mentioned technical scheme, rotate groove and knob piece normal running fit's mode, can make things convenient for the knob piece to rotate very much, simultaneously, the spout slides and joint complex mode with joint portion, enables the knob piece and after rotating good position, makes the knob piece can the primary stabilization at the rotation inslot according to the frictional force of joint portion on the spout, and indirect energy drives the support frame and stabilizes on the bone conduction oscillator.

Preferably, the rotating part comprises a shell, a slot is formed in the shell and is in running fit with the support frame, and an elastic pad is arranged on the side wall of the slot attaching support frame.

Through adopting above-mentioned technical scheme, the casing passes through slot pivoted mode on the support frame, can very conveniently drive and fall the earphone head rotation of making an uproar, and this simple structure is convenient for realize. In addition, the elastic cushion who sets up, the rotation of the support frame of being convenient for on the one hand, on the other hand also can avoid the support frame card too dead, inconvenient rotation.

Preferably, the noise reduction earphone head reduces noise through the ENC, and microphones are arranged in the shell and the ear-hang connecting frame.

By adopting the technical scheme, the ENC (Environmental Noise Cancellation, Environmental Noise reduction technology) can effectively inhibit 90% of reverse Environmental Noise, thereby reducing the Environmental Noise to more than 35dB at most and enabling a user to communicate with the voice more freely. When the number of the microphones is multiple, the speaking direction of a caller can be accurately calculated, and various interference noises in the environment are removed while the target voice in the main direction is protected.

Preferably, the control device comprises a control switch and a controller, the control switch is arranged in the shell and used for being matched with the rotating position of the noise reduction earphone head to control the working state of the noise reduction earphone head, and the controller is coupled with the control switch and used for controlling the noise reduction earphone head to work or stop working.

By adopting the technical scheme, the control device can conveniently control the bone conduction vibrator and the noise reduction earphone head to transmit or emit music sound, and meanwhile, the volume of music can be conveniently controlled. The transmission surface of the bone conduction vibrator is attached to a proper position due to the arrangement of the ear hanging body, so that the bone conduction vibrator can transmit sound conveniently.

Preferably, the knob part is provided with a locking rod, and the end part of the locking rod is in threaded connection with the positioning part through the knob part.

Through adopting above-mentioned technical scheme, the locking lever of setting can further stabilize the stable rotation of knob portion, can avoid the unexpected external force position that receives of knob portion to take place to deviate. At the same time, the position of the knob part can be further stabilized.

Preferably, joint portion includes bead and magnetic sheet, bead equidistance week is established on the knob piece, rotate the inslot and seted up the edge groove with bead sliding fit, edge groove and bead joint cooperation.

Through adopting above-mentioned technical scheme, the position of knob piece can further be stabilized to bead and edge groove joint complex mode, simultaneously, also is convenient for stably rotate the knob piece, further improves the stability when rotatory.

Preferably, the clamping portion is a circular ring block, the circular ring block is mounted on the knob block, and the knob block is made of an elastic material.

Through adopting above-mentioned technical scheme, the ring piece that sets up is installed on the knob piece to with spout sliding fit's mode, can very conveniently cooperate the knob piece to rotate, just can very convenient drive support frame through this mode rotate, further conveniently drive and fall the earphone hair of making an uproar and take place to rotate.

To sum up, this application includes following at least one kind multi-functional bone conduction earphone beneficial technological effect:

1. when making an uproar falls in needs, directly will fall the earphone head of making an uproar and rotate to the auricle in, at this moment, just can realize the noise reduction effect through falling the earphone head of making an uproar. When the noise reduction processing is not needed, the noise reduction earphone head is turned off, and the user can listen to music only through the bone conduction earphone. Through the mode, the noise reduction effect can be conveniently realized, and meanwhile, the use feeling of a user can be indirectly improved.

2. The knob part is matched with the positioning part in a rotating mode, the support frame can be conveniently driven to rotate, and therefore the noise reduction earphone head can be quickly driven to rotate, and the noise reduction earphone head can be rotated to a preset position conveniently according to the requirements of a user.

Drawings

Fig. 1 is a schematic overall structure diagram of a multifunctional bone conduction headset in embodiment 1 of the present application;

fig. 2 is a top view of the multifunctional bone conduction headset in embodiment 1 of the present application;

fig. 3 is a schematic view of the overall structure of an ear-hang connection frame in embodiment 1 of the present application;

fig. 4 is a flowchart of the working principle of the noise reduction headphone in embodiment 1 of the present application;

fig. 5 is a schematic view showing the positions of a charging port and a control box in embodiment 1 of the present application;

fig. 6 is an exploded view of a turning device in embodiment 1 of the present application;

fig. 7 is a schematic position diagram of the supporting frame and the housing in embodiment 1 of the present application;

fig. 8 is a schematic diagram of the positions of the signal access contact 9 and the signal input contact in embodiment 1 of the present application;

FIG. 9 is a schematic structural view of a sliding block and a rotating groove in embodiment 2 of the present application;

fig. 10 is a schematic diagram of the positions of the ribs and the grooves in embodiment 3 of the present application.

Description of reference numerals: 1. an ear-hang connecting frame; 11. an ear suspension member; 2. a bone conduction vibrator; 3. a noise reduction earphone head; 31. a housing; 32. a signal input contact; 33. a call microphone; 34. a slot; 35. an elastic pad; 4. a control device; 41. a control box; 42. a control switch; 43. a controller; 44. a music playing module; 45. an ambient microphone; 46. a charging module; 47. an active noise reduction ENC circuit; 48. an inductive switch; 51. a positioning part; 511. a rotating groove; 512. a chute; 513. a ridge groove; 514. iron sheets; 52. a knob portion; 521. a support frame; 522. a knob block; 523. assembling the block; 524. a connecting rod; 525. a through hole; 61. a circular ring block; 62. a rib; 63. a magnetic sheet; 64. a slider; 7. a locking lever; 8. a charging port; 81. a protective cover; 9. the signal is connected into the contact.

Detailed Description

The present application is described in further detail below with reference to figures 1-10.

Example 1:

the application discloses multi-functional bone conduction earphone enables bone conduction oscillator 2 and falls the 3 simplex work of earphone head of making an uproar, when the needs fall the noise, can wear to fall the earphone head of making an uproar 3 and realize falling the noise. Referring to fig. 1, it includes that earphone head 3, ear-hang link 1 and bone conduction oscillator 2 of making an uproar falls, and bone conduction oscillator 2 is equipped with two, installs respectively at the both ends of ear-hang link 1, and under the actual conditions, ear-hang link 1 relies on self clamping-force to make the transmission face laminating of bone conduction oscillator 2 on auricle the place ahead cartilage. The earphone head 3 of making an uproar falls and rotates to be connected on bone conduction oscillator 2, in this embodiment, falls earphone head 3 of making an uproar and fall earphone head 3 for the pleasant formula, refer to fig. 2, fall earphone head 3 of making an uproar and can also be the earphone head 3 of making an uproar falls of flat ear formula.

Referring to fig. 3, the ear-hang connecting frame 1 includes controlling means 4 and ear-hang body, and the whole U type setting that is of ear-hang connecting frame 1, and make by elastic material, and concrete material is compound rubber or silica gel, for the convenience of wearing of user, be equipped with on ear-hang connecting frame 1 with the ear pendant 11 of ear-hang connecting frame 1 body coupling, ear pendant 11 is used for hanging on user's ear to the messenger further stabilizes the position of ear-hang connecting frame 1, and simultaneously, can also reduce the burden of ear-hang connecting frame 1.

Referring to fig. 4, the control device 4 includes a control box 41, a control switch 42, a controller 43 and a music playing module 44, referring to fig. 3, the control box 41 is installed on the ear-hang body, the music playing module 44 and the controller 43 are installed in the control box 41, the music playing module 44 is electrically connected with the bone conduction vibrator 2 and the noise reduction earphone head 3, and the music playing module 44 is used for the bone conduction vibrator 2 to transmit music sound and for the noise reduction earphone head 3 to play music. The control switch 42 is coupled to the music playing module 44, and is configured to switch on an operating circuit in which the noise reduction earphone head 3 or the bone conduction vibrator 2 is located, so as to enable the noise reduction earphone head 3 or the bone conduction vibrator 2 to operate, where the control switch 42 includes a single-pole double-throw analog switch with a model number TS3a44159 PWR. When the control switch 42 is turned on, the control switch 42 outputs a switch signal to the controller 43, the controller 43 comprises a main control chip with the model of ATS3015, and after the main control chip receives the switch signal, the main control chip outputs a conducting signal to the working input end of the noise reduction earphone head 3, and at this time, the working loop where the noise reduction earphone head 3 is located is conducted, and music starts to be played.

Referring to fig. 4, an active noise reduction ENC circuit 47 and a charging module 46 are further installed in the control box 41, and the active noise reduction ENC circuit 47 can effectively suppress 90% of reverse environmental noise, so that a user can communicate with the voice more freely. In order to further improve the noise reduction effect, referring to fig. 3, the control box 41 and the noise reduction earphone head 3 are respectively provided with an environment microphone 45 and a communication microphone 33, the environment microphone 45 can collect environment sounds from the side and the back of the user, and the voice content of the user can be separated by comparing the environment sounds with the sound signals received by the front communication microphone 33, so that the interference caused by the surrounding noise can be effectively reduced. In other embodiments, active noise reduction ENC circuit 47 may also be an active noise reduction ANC circuit, and ANC noise reduction is implemented by sending a reverse sound wave to perform superposition neutralization after analyzing the sound wave of noise, so as to achieve the effect of noise cancellation.

In order to achieve the effect of further noise reduction by matching the active noise reduction ENC circuit 47 with the rotation of the noise reduction earphone head 3, an inductive switch 48 coupled with the main control chip is arranged in the control box 41, the inductive switch 48 is a touch switch, for example, an infrared sensor, and the like, when the noise reduction earphone head 3 rotates into an ear, the inductive switch 48 is touched by a hand, at this time, the inductive switch 48 is communicated with the loop of the active noise reduction ENC circuit 47 (at this time, the active noise reduction ENC circuit 47 does not work), and outputs an inductive signal to the main control chip, and the main control chip receives the signal and then controls the active noise reduction ENC circuit 47 to work, so as to achieve the purpose of noise reduction. In other embodiments, the inductive switch 48 may also be a micro switch, the micro switch is installed in the noise reduction earphone head 3 and coupled to the main control chip, when the noise reduction earphone head 3 rotates into the ear, the micro switch can sense in time and transmit a sensing signal to the main control chip, and after the main control chip receives the sensing signal, the main control chip controls the circuit where the active noise reduction ENC circuit 47 is located to be turned on, so that the active noise reduction ENC circuit 47 works, and accordingly, when the noise reduction earphone head 3 is used, noise is automatically reduced.

Referring to fig. 5, the charging module 46 includes a charging port 8 electrically connected to the controller 43, the charging port 8 is mounted on the control box 41 for external power access to supply power to the controller 43, the charging port 8 is a TYPC charging port 8, and in other embodiments, may be a USB charging port 8. In order to protect charging port 8 from being damaged, protective cover 81 is fastened to charging port 8, and protective cover 81 is made of rubber.

Referring to fig. 6, in order to facilitate flexible wearing of the noise reduction earphone head 3, in the present embodiment, the noise reduction earphone head 3 is rotatably connected to the bone conduction vibrator 2 by a rotating device, the rotating device includes a positioning portion 51, a knob portion 52 and a rotating portion, the positioning portion 51 is installed on the bone conduction vibrator 2, the knob portion 52 is rotatably connected to the positioning portion 51, the rotating portion is rotatably connected to the knob portion 52, and the noise reduction earphone head 3 is installed on the rotating portion and is coupled to the bone conduction vibrator 2 by the knob portion 52.

Referring to fig. 6, the positioning part 51 is a mounting block, which is mounted on the side wall of the bone conduction vibrator 2 facing away from the transmission surface of the bone conduction vibrator 2, and a rotation groove 511 is formed in the mounting block. The knob portion 52 includes a support frame 521 and a knob block 522, the knob block 522 is rotatably engaged with the rotation slot 511, one end of the support frame 521 is mounted on the knob block 522, and the other end is connected to the noise reduction earphone head 3. In the present embodiment, the knob block 522 is made of an elastic material, such as composite plastic or silicon rubber. The knob block 522 has a circular cross-section, for which it is convenient to rotate in cooperation with the rotation groove 511.

Referring to fig. 6, in order to further stabilize the position of the rear knob block 522, a sliding slot 512 communicated with the rotating slot 511 is formed in the rotating slot 511, a clamping portion is installed on the knob block 522, and the clamping portion is in sliding fit with the sliding slot 512, in this embodiment, the clamping portion is a circular ring block 61, and the circular ring block 61 is arranged on the outer wall of the knob block 522 and is in sliding fit with the sliding slot 512. Referring to fig. 7, a locking rod 7 is rotatably connected to the knob block 522, specifically, a through hole 525 is formed in the knob block 522, the locking rod 7 penetrates through the through hole 525, an external thread is formed on an outer wall of an end portion of the locking rod 7 close to the rotating groove 511, an internal thread is formed on a bottom wall of the rotating groove 511, and the internal thread is in threaded fit with the external thread.

Referring to fig. 6, during the use, rotating locking lever 7, when internal thread and external screw thread are screwed up, just can effectively be stabilized knob piece 522 in rotating groove 511, refer to fig. 7, when support frame 521 is rotated to needs, make internal thread and external screw thread unscrew to make locking lever 7 tip and rotation groove 511 break away from, at this moment, rotatory knob piece 522, just can very convenient drive support frame 521 rotate, the sliding fit of ring piece 61 and spout 512 also can very convenient drive support frame 521 and rotate. In addition, the rotation range of the locking rod 7 is between 0 and 120 degrees, and a user can rotate the locking rod 7 according to actual needs. The support frame 521 comprises an assembling block 523 and a connecting rod 524, the assembling block 523 is installed on the knob block 522, the cross section of the assembling block 523 is circular, the radius of the assembling block 523 is larger than that of the knob block 522, the connecting rod 524 is connected to the assembling block 523, the axis of the connecting rod 524 is perpendicular to that of the assembling block 523, and the radius of the connecting rod 524 is smaller than that of the assembling block 523.

Referring to fig. 7, in order to facilitate the rotation of the noise reduction earphone head 3, the rotating portion is a housing 31, referring to fig. 8, a slot 34 is formed in the housing 31, the radius of the slot 34 is larger than that of the connecting rod 524, the connecting rod 524 is rotatably connected to the slot 34, in order to further stabilize the rotation of the noise reduction earphone head 3, an elastic pad 35 is arranged on the side wall of the slot 34 attached to the connecting rod 524, the elastic pad 35 is a rubber pad, the rubber pad is made of a rubber material, and the cross section of the rubber pad is O-shaped. In the present embodiment, the angle of rotation of the noise reduction earphone head 3 is between 0 ° and 180 °.

Referring to fig. 7, in order to cooperate with the rotation of the noise reduction earphone head 3, in order to indirectly switch the working state of the noise reduction earphone head 3, that is, after the noise reduction earphone head 3 is worn, the noise reduction earphone head 3 automatically plays music, referring to fig. 8, the signal input contact 32 of the noise reduction earphone head 3 is installed in the housing 31, the signal access contact 9 of the control switch 42 is installed on the side wall of the connecting rod 524, when the noise reduction earphone head 3 rotates to a preset position along with the housing 31, so that the signal input contact 32 of the noise reduction earphone head 3 is abutted to the signal access contact 9 of the control switch 42, the control switch 42 is turned on and outputs a switch signal, at this time, the noise reduction earphone head 3 plays music. At the same time, the bone conduction vibrator 2 stops vibrating. When the noise reduction earphone head 3 deviates from the auricle position, namely the signal input contact 32 of the noise reduction earphone head 3 is separated from the signal access contact 9 of the control switch 42, the control switch 42 is switched off, at the moment, the noise reduction earphone head 3 does not work, and the bone conduction vibrator 2 starts to work.

The implementation principle of the multifunctional bone conduction earphone in the embodiment of the application is as follows: when the noise reduction earphone head is required to be used for realizing noise reduction, the noise reduction earphone head 3 is rotated, so that the signal input contact 32 of the noise reduction earphone head 3 is abutted to the signal access contact 9 of the control switch 42, at the moment, the noise reduction earphone head 3 is positioned in an ear, and when the noise reduction earphone head 3 is stably positioned in the ear, the sensing switch 48 is touched by a hand so that the active noise reduction ENC circuit 47 forms a work loop to be conducted.

When the signal input contact 32 contacts the signal input contact 9, the control switch 42 is turned on and outputs a switch signal to the main control chip, and at the same time, the sensing switch 48 outputs a sensing signal to the main control chip due to the hand sensing. When the main control chip receives the switching signal and the sensing signal, the main control chip outputs a conducting signal to a working input end of the noise reduction earphone head 3 and outputs a noise reduction signal to the active noise reduction ENC circuit 47, when the working input end of the noise reduction earphone head 3 and the active noise reduction ENC circuit 47 receive the conducting signal and the noise reduction signal respectively, a working loop where the noise reduction earphone head 3 is located is conducted, music is played, and the active noise reduction ENC circuit 47 achieves the purpose of noise reduction. Meanwhile, the main control chip outputs a pause signal to stop the bone conduction vibrator 2 from vibrating.

When noise reduction is not needed, the noise reduction earphone head 3 deviates from the position of the auricle, namely, the signal input contact 32 of the noise reduction earphone head 3 is separated from the signal access contact 9 of the control switch 42, at the moment, the control switch 42 is switched off, the noise reduction earphone head 3 does not work, and the bone conduction vibrator 2 starts to work. Through the rotatory earphone head 3 of making an uproar that falls, can play the effect of making an uproar that falls, also can the user of being convenient for switch the operating condition of the earphone head 3 of making an uproar that falls to can improve user experience and feel.

In addition, when knob piece 522 is rotated to needs, when making an uproar earphone head 3 rotate with indirect drive, earlier rotatory locking lever 7 for internal thread and external screw thread separate from each other, rotate knob piece 522 again, treat knob piece 522 and rotate to suitable position after, rotate locking lever 7 again, make internal thread and external screw thread relocking together, through this mode, just can be very convenient indirect change make an uproar earphone head 3 accurate, can also stabilize the position of making an uproar earphone head 3 indirectly simultaneously.

In a similar way, when the earphone head 3 of making an uproar falls in needs rotation, the position of the earphone head 3 of making an uproar falls in direct manual rotation for it can to fall the earphone head 3 of making an uproar in the auricle suitable position, when falling the earphone head 3 of making an uproar and being in the user suitable position, alright stall. When the noise reduction earphone head 3 is rotated in the auricle by default, the signal input contact 32 of the noise reduction earphone head 3 is always kept in contact with the signal access contact 9 of the control switch 42.

Example 2:

referring to fig. 9, joint portion is sliding block 64, and sliding block 64 cross-section is circular, and sliding block 64 slides in spout 512, and sliding block 64 is equipped with six to equidistance week is established on knob piece 522 lateral wall, and sliding block 64 and spout 512 sliding fit's mode can effectively reduce frictional force, and then the rotation of the knob piece 522 of being convenient for, through this mode, just can effectively improve the pivoted convenience, and then be convenient for improve rotation efficiency.

Example 3:

referring to fig. 10, the clamping portion includes a rib 62 and a magnetic sheet 63, six ribs 62 are provided, the rib 62 is circumferentially provided on the knob block 522 at equal intervals, the cross section of the rib 62 is a semicircle, and the axis of the rib 62 is parallel to the axis of the knob block 522. In order to further stabilize the rotated position of the knob block 522, a rib groove 513 engaged with the rib 62 is formed in the sliding groove 512, in this embodiment, the rib 62 is made of an elastic material, such as composite silicone or silicone. In order to further stabilize the position of the knob block 522, an iron sheet 514 is attached to the side wall of the sliding groove 512, the iron sheet 514 is arranged opposite to the edge groove 513, the iron sheet 514 and the magnetic sheet 63 attract each other, and the magnetic sheet 63 is attached to the surface of the knob block 522 and has the same size as the iron sheet 514.

When knob piece 522 is at the rotation of rotation groove 511 internal rotation, bead 62 also can slide in arris groove 513, and bead 62 and arris groove 513 joint complex mode, can further stabilize knob piece 522's position, simultaneously, also be convenient for stably rotate knob piece 522, further improve the stability degree when rotatory.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a multi-functional bone conduction earphone, includes ear-hang link (1) and bone conduction oscillator (2), bone conduction oscillator (2) are installed and are used for transmitting music on ear-hang link (1), the transmission face laminating of bone conduction oscillator (2) is on auricle the place ahead cartilage, its characterized in that: bone conduction oscillator (2) rotate and are connected with rotating device, the last rotation of rotating device is connected with the earphone head (3) of making an uproar that falls with user's auricle inner wall looks adaptation, it is connected with and is used for playing the music to fall earphone head (3) and ear-hang link (1) electricity, the electricity is connected with controlling means (4) on ear-hang link (1), controlling means (4) are used for switching the operating condition who falls earphone head (3) and bone conduction oscillator (2) of making an uproar.

2. The multifunctional bone conduction headset of claim 1, wherein: the rotating device comprises a positioning portion (51), a knob portion (52) and a rotating portion, wherein the positioning portion (51) is arranged on the bone conduction vibrator (2), the knob portion (52) is rotatably connected to the positioning portion (51), the rotating portion is rotatably connected to the knob portion (52), and the noise reduction earphone head (3) is arranged on the rotating portion and coupled with the bone conduction vibrator (2) through the knob portion (52).

3. The multifunctional bone conduction headset of claim 2, wherein: knob portion (52) include support frame (521) and knob piece (522), bone conduction oscillator (2) are equipped with the installation piece, offer on the installation piece with knob piece (522) normal running groove (511) that rotate, set up in rotation groove (511) spout (512) that are linked together with rotation groove (511), knob piece (522) ring be equipped with spout (512) joint cooperation, and normal running fit's joint portion, the one end of support frame (521) is installed on knob piece (522), the other end is connected in noise reduction ear aircraft nose (3).

4. The multifunctional bone conduction headset of claim 3, wherein: the rotating part comprises a shell (31), a slot (34) is formed in the shell (31), the slot (34) is matched with the support frame (521) in a rotating mode, and an elastic pad (35) is arranged on the side wall of the slot (34) attached to the support frame (521).

5. The multifunctional bone conduction headset of claim 4, wherein: the noise reduction earphone head (3) is used for reducing noise through the ENC, and microphones are arranged in the shell (31) and the ear-hang connecting frame (1).

6. The multifunctional bone conduction headset of claim 2, wherein: the control device (4) comprises a control switch (42) and a controller (43), the control switch (42) is arranged in the shell (31) and used for being matched with the rotation position of the noise reduction earphone head (3) to control the working state of the noise reduction earphone head (3), and the controller (43) is coupled with the control switch (42) and used for controlling the noise reduction earphone head (3) to work or stop working.

7. The multifunctional bone conduction headset of claim 2, wherein: the knob part (52) is provided with a locking rod (7), and the end part of the locking rod (7) is in threaded connection with the positioning part (51) through the knob part (52).

8. The multifunctional bone conduction headset of claim 3, wherein: the joint portion includes bead (62) and magnetic sheet (63), bead (62) equidistance week is established on knob piece (522), seted up in rotation groove (511) with bead (62) sliding fit's arris groove (513), arris groove (513) and bead (62) joint cooperation.

9. The multifunctional bone conduction headset of claim 8, wherein: the clamping portion is a circular ring block (61), the circular ring block (61) is installed on a knob block (522), and the knob block (522) is made of elastic materials.

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