CN213880201U - Real wireless bone conduction bluetooth headset - Google Patents

Abstract

The utility model discloses a real wireless osteoacusis bluetooth headset, it establishes wireless communication including left earphone body and right earphone body and the two between the two, wherein: the left earphone body comprises a vibration cavity and a driving cavity, a bone conduction vibration generator is arranged in the vibration cavity, a control unit for driving the bone conduction vibration generator to generate vibration is arranged in the driving cavity, an elastic clamping mechanism is connected between the vibration cavity and the driving cavity, the elastic clamping mechanism is arranged on the inner side and the outer side of a human ear in a spanning mode, and the vibration cavity and the driving cavity are driven to be clamped at the position of cartilage of the human ear through elastic force applied by the elastic clamping mechanism; the structure of the right earphone body is the same as that of the left earphone body, and the right earphone body and the left earphone body are symmetrically arranged. The utility model discloses possess true wireless function, easily wear moreover, be difficult for dropping, sound wave conduction performance is better.

Description

Real wireless bone conduction bluetooth headset

Technical Field

The utility model relates to a bluetooth headset especially relates to a real wireless osteoacusis bluetooth headset.

Background

The sound wave in nature can be conducted through air medium, that is, the sound wave is conducted to the external ear, the middle ear and the inner ear of the cochlea in sequence by taking air as the medium. In addition, sound waves can also be transmitted to the inner ear of the cochlea through direct vibration of the skull. At present, most earphones in the market adopt air conduction, and a loudspeaker is plugged into the ear of a human body or made into an earmuff type, so that the eardrum of the ear of the human body is easily damaged, and the hearing is reduced. Secondly, when the earphone is used, the earphone shields the ears, and external sounds including dangerous prompt tones cannot be heard, so that accidents are caused.

Meanwhile, bone conduction converts sound into mechanical vibration with different frequencies, and transmits sound waves through human skull, bone labyrinth, inner ear lymph, spiral organ, auditory nerve and auditory center, and the existing bone conduction earphones mainly include two types, i.e. head-wearing type and earplug type, for example:

chinese patent publication No. CN107809695A entitled "a behind-the-head bone conduction earphone"; and the number of the first and second groups,

chinese patent publication No. CN111935588A entitled "a bone conduction true wireless earphone".

The bone conduction earphone mainly has the following defects: the earphone lacks the mutual independent real wireless function of the main earphone and the auxiliary earphone, is easy to fall in a wearing mode, has poor vibration wave conduction effect and the like.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art not enough, provide one kind and possess true wireless function, easily wear, be difficult for dropping, the better bone conduction bluetooth headset of sound wave conduction performance moreover.

In order to solve the technical problem, the utility model adopts the following technical scheme.

The utility model provides a real wireless bone conduction bluetooth headset, its includes left earphone body and right earphone body and establish wireless communication between the two, wherein: the left earphone body comprises a vibration cavity and a driving cavity, a bone conduction vibration generator is arranged in the vibration cavity, a control unit for driving the bone conduction vibration generator to generate vibration is arranged in the driving cavity, an elastic clamping mechanism is connected between the vibration cavity and the driving cavity, the elastic clamping mechanism is arranged on the inner side and the outer side of a human ear in a spanning mode, and the vibration cavity and the driving cavity are driven to be clamped at the position of cartilage of the human ear through elastic force applied by the elastic clamping mechanism; the structure of the right earphone body is the same as that of the left earphone body, and the right earphone body and the left earphone body are symmetrically arranged.

Preferably, the vibration cavity is including vibrating the chamber shell and pasting the ear face shell, paste the ear face shell with the relative amalgamation of vibration chamber shell and the two fixed connection, bone conduction vibration generator install in vibrate the chamber shell with in the airtight cavity that pastes the ear face shell and form.

Preferably, the connection pads of the bone conduction vibration generator face the ear facing shell.

Preferably, the inner wall of the ear-facing shell is provided with an avoiding groove, and the avoiding groove is arranged opposite to the wiring welding spot of the bone conduction vibration generator.

Preferably, an insertion tube is formed at the edge of the ear-facing shell, and the insertion tube is inserted into the vibration cavity shell and is fixedly connected with the vibration cavity shell.

Preferably, an L-shaped slot hole for passing a lead is opened at a side portion of the insertion cylinder.

Preferably, the bone conduction vibration generator is spaced from the inner wall of the vibration cavity housing by a distance of 0.5mm to 5 mm.

Preferably, the driving cavity comprises a first shell and a second shell, the first shell and the second shell are oppositely spliced and fixedly connected, and the control unit is installed in a closed cavity formed by the first shell and the second shell.

Preferably, the control unit is equipped with bluetooth module including PCBA board, battery and button on the PCBA board, the PCBA board with through lead wire electric connection between the bone conduction vibration generator.

Preferably, the key is embedded in the end face of the driving cavity, and faces the outside of the human ear.

In the real wireless bone conduction Bluetooth earphone disclosed by the utility model, the left earphone body and the right earphone body are respectively configured into a structure with a vibration cavity and a driving cavity, and the vibration cavity and the driving cavity are connected through an elastic clamping mechanism, based on the structural characteristics, when the earphone is worn, the vibration cavity and the driving cavity are only needed to be respectively arranged at the inner side and the outer side of the position of the human ear cartilage, under the elastic clamping action of the elastic clamping mechanism, the vibration cavity and the driving cavity can be driven to be clamped at the position of the human ear cartilage, when the bone conduction vibration generator in the vibration cavity generates vibration under the action of a sound source, vibration waves can be conducted to the auditory sense organ of the human body through the human ear cartilage, and because the human ear cartilage is closer to the ear, a user can more clearly acquire bone conduction sound wave signals, compare through skull conduction mode, the utility model discloses a sound wave conduction effect is better, and the sound fidelity that the user can obtain is higher. Simultaneously, based on elasticity fixture's elasticity clamping action not only easily wears, is difficult for dropping, still makes left earphone body and right earphone body can wear in user's both ears independently, does not rely on members such as headgear, headband, has really possessed true wireless bluetooth headset performance, has satisfied user's needs and market demand betterly.

Drawings

Fig. 1 is a perspective view of a left earphone body;

FIG. 2 is a perspective view of the right earphone body;

fig. 3 is an exploded view of the left earphone body;

FIG. 4 is an exploded view of the right earphone body;

FIG. 5 is a cross-sectional view of a vibration chamber;

FIG. 6 is a cross-sectional view of the vibration chamber according to an alternative embodiment of the present invention;

FIG. 7 is a first structural view of the left earphone body worn behind the ear of a person;

fig. 8 is a cross-sectional view of the left earphone body in an application mode of the present invention;

fig. 9 is a cross-sectional view of a left earphone body according to another application of the present invention;

FIG. 10 is an enlarged view of portion A of FIG. 8;

FIG. 11 is an enlarged view of portion B of FIG. 8;

FIG. 12 is a first cross-sectional view of the resilient clamping mechanism;

FIG. 13 is a second cross-sectional view of the resilient clamping mechanism;

FIG. 14 is an enlarged view of portion C of FIG. 12;

FIG. 15 is a partially exploded view of an alternative embodiment of the present invention;

fig. 16 is a second structural view of the left earphone body worn behind the ear of a person;

fig. 17 is a first schematic diagram after the user wears the left and right headphone bodies;

fig. 18 is a second schematic view after the user wears the left and right headphone bodies;

fig. 19 is a third schematic view after the user wears the left and right headphone bodies.

Detailed Description

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Example one

The present embodiment provides a real wireless bone conduction bluetooth headset, which is shown in fig. 1 to 7 and fig. 16 to 19, and includes a left headset body 1 and a right headset body 2, and wireless communication is established between the two, wherein:

the left earphone body 1 comprises a vibration cavity 10 and a driving cavity 11, wherein a bone conduction vibration generator 100 is arranged in the vibration cavity 10, a control unit 110 used for driving the bone conduction vibration generator 100 to generate vibration is arranged in the driving cavity 11, an elastic clamping mechanism 12 is connected between the vibration cavity 10 and the driving cavity 11, the elastic clamping mechanism 12 is arranged on the inner side and the outer side of a human ear in a spanning mode, and the vibration cavity 10 and the driving cavity 11 are driven to be clamped at the position of cartilage of the human ear by means of elastic force applied by the elastic clamping mechanism 12;

the structure of the right earphone body 2 is the same as that of the left earphone body 1, and the right earphone body and the left earphone body are symmetrically arranged.

In the above structure, the left earphone body 1 and the right earphone body 2 are respectively configured to have a structure of a vibration cavity 10 and a driving cavity 11, and the vibration cavity 10 and the driving cavity 11 are connected through an elastic clamping mechanism 12, based on the above structural characteristics, when the utility model is worn, the vibration cavity 10 and the driving cavity 11 are only needed to be respectively arranged at the inner side and the outer side of the position of the human ear cartilage, under the elastic clamping action of the elastic clamping mechanism 12, the vibration cavity 10 and the driving cavity 11 can be driven to be clamped at the position of the human ear cartilage, when the bone conduction vibration generator 100 in the vibration cavity 10 generates vibration under the action of a sound source, vibration waves can be conducted to the auditory sense organ of the human body through the human ear cartilage, because the human ear cartilage is closer to the ear, the user can more clearly acquire bone conduction sound wave signals, compare through skull conduction mode, the utility model discloses a sound wave conduction effect is better, and the sound fidelity that the user can obtain is higher. Simultaneously, based on elasticity fixture 12's elasticity clamping action not only easily wears, is difficult for dropping, still makes left earphone body 1 and right earphone body 2 can wear in user's both ears independently, does not rely on members such as headgear, headband, has really possessed true wireless bluetooth headset performance, has satisfied user's needs and market demand betterly.

Furthermore, elastic clamping mechanism 12 both can be the C-shaped structure shown in fig. 1, fig. 2, and also can be expanded to all available means in the prior art such as elastic clip, adjustable clip based on mechanical structure, and no matter which clamping mode is adopted, as long as can order about vibration cavity 10 and drive cavity 11 and centre gripping in the inside and outside technical means of both sides of human ear, all belong to the protection scope of the utility model.

Regarding the specific structure of the vibration cavity 10, in this embodiment, the vibration cavity 10 includes a vibration cavity housing 101 and an ear facing shell 102, the ear facing shell 102 and the vibration cavity housing 101 are relatively spliced and fixedly connected, and the bone conduction vibration generator 100 is installed in a closed cavity formed by the vibration cavity housing 101 and the ear facing shell 102.

Further, the connection pad 105 of the bone conduction vibration generator 100 faces the ear facing shell 102.

In this embodiment, an avoiding groove 103 is formed on an inner wall of the ear-facing shell 102, and the avoiding groove 103 is disposed opposite to a connection welding spot 105 of the bone conduction vibration generator 100. The avoiding groove 103 provides a certain accommodating space for the wiring welding point 105, so that the internal structure of the vibration cavity 10 is more compact. However, this is only a preferred application of the present invention, and referring to fig. 6, according to different design requirements, the bone conduction vibration generator 100 can be further configured as follows: the connection pad 105 is directed toward the vibration chamber housing 101 while having the vibration generating end of the bone conduction vibration generator 100 directed toward the ear facing shell 102. Based on the above two schemes, the specific implementation manner of the present invention is not limited to only one, and even if other implementation manners with the same function are selected, the present invention also belongs to the equivalent replacement made under the spirit guidance, therefore, all belong to the protection scope of the present invention.

In order to facilitate assembling the ear surface casing 102, in this embodiment, an insertion tube 104 is formed at an edge of the ear surface casing 102, and the insertion tube 104 is inserted into the vibration cavity casing 101 and is fixedly connected to the vibration cavity casing.

Specifically, the plug-in cartridge 104 and the vibration cavity housing 101 may be fixedly connected by, but not limited to, glue, screws, interference fit, and the like.

In order to facilitate the lead wire to pass through, in the present embodiment, an L-shaped slot 106 is opened at a side portion of the insertion tube 104 for passing through the lead wire 107.

Preferably, the bone conduction vibration generator 100 is spaced from the inner wall of the vibration chamber housing 101 by a distance of 0.5mm to 5 mm.

Above-mentioned interval does bone conduction vibration generator 100 provides great vibration space, can not only guarantee bone conduction vibration generator 100's transduction effect can also avoid it to contact when vibrating vibration chamber shell 101 and the noise that produces, and then improves the vibration generating efficiency of earphone.

Regarding the specific structure of the driving cavity 11, in this embodiment, the driving cavity 11 includes a first casing 111 and a second casing 112, the first casing 111 and the second casing 112 are oppositely combined and fixedly connected, and the control unit 110 is installed in a closed cavity formed by the first casing 111 and the second casing 112.

As an embodiment, the control unit 110 includes a PCBA board 113, a battery 114 and a button 115, a bluetooth module is disposed on the PCBA board 113, and the PCBA board 113 and the bone conduction vibration generator 100 are electrically connected through a lead 107.

Further, the key 115 is embedded in the end surface of the driving cavity 11, and the key 115 faces the outside of the human ear. The key 115 is preferably a touch key, but this is only a preferred embodiment of the present invention, and the present invention is not limited to a touch key in practical application, and even if any key form in the prior art is replaced, the present invention also belongs to the protection scope of the present invention.

In addition, the button 115 may be a multifunctional button, and the button can be pressed to implement a plurality of functions such as turning on and off the phone, dialing a hang-up phone, playing pause music, double-clicking to activate an intelligent voice, connecting a bluetooth mobile device, bluetooth communication, and the like.

Example two

In practical application, for a bone conduction earphone, how to make a vibration generating part more reliably adhere to a human body is a technical problem to be solved urgently in the prior art.

To this end, this embodiment provides a C-shaped elastic clamping mechanism of a wireless bone conduction bluetooth headset, and it is shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6 that combine, wireless bone conduction bluetooth headset is including vibration cavity 10 and drive cavity 11, elastic clamping mechanism 12 is including the design elastic arm 120 that is the C-shape, the outside cladding of design elastic arm 120 has soft gum cover 121, the both ends of design elastic arm 120 respectively with vibration cavity 10 with drive cavity 11 fixed connection.

In the above structure, the elastic clamping mechanism 12 is composed of a shaped elastic arm 120, and the shaped elastic arm 120 is in a C-shaped structure, the shaped elastic arm 120 mainly plays an elastic clamping role, the vibration cavity 10 and the driving cavity 11 are more firmly clamped at the inner side and the outer side of the cartilage position of the human ear by providing elastic clamping force for the vibration cavity 10 and the driving cavity 11, which is beneficial to improving the clamping stability and the reliability of the bone conduction earphone and further helping the Bluetooth earphone to realize the true wireless function, on the basis, the utility model is covered with a soft rubber sleeve 121 outside the shaped elastic arm 120, this flexible glue cover 121 can not only improve elasticity fixture 12's feel, quality, can also be right design elastic arm 120 plays the guard action, and then improves elasticity fixture 12 and bluetooth headset's wholeness ability.

In practical application, the shaped elastic arm 120 can be designed into various types with different sizes and different clamping forces according to applicable people, clamping force requirements and other factors, so as to meet various assembling requirements.

The shaped elastic arms 120 may be a simple metal according to the manufacturing requirement; various material alloys can be used, such as spring steel, aluminum alloy, magnesium alloy, nickel alloy, titanium-nickel alloy, and other elastic metal wires; a composite metal of a metal material and a non-metal material, or the like may also be used. The section of the shaping elastic arm 120 can be circular, and the specification is that the diameter is more than 0.3mm and less than 2 mm; the flat wire with similar specifications can also be adopted, the section length of the flat wire is more than 0.3mm and less than 30mm, and the width of the flat wire is more than 0.3mm and less than 30 mm. The length of the shaping elastic arm 120 is different according to the requirement, and different lengths can be adopted, and the length range is more than 5mm and less than 70 mm.

Further, the vibration cavity 10 includes a vibration cavity housing 101 and an ear facing housing 102 which are relatively spliced, and the driving cavity 11 includes a first housing 111 and a second housing 112 which are relatively spliced.

In order to better match the vibration cavity 10 and the driving cavity 11, in this embodiment, a first hook 122 and a second hook 123 are respectively formed at two ends of the shaped elastic arm 120, and the first hook 122 and the second hook 123 are respectively fixedly connected to the vibration cavity housing 101 and the first housing 111.

In order to fix the first hook 122 well and prevent the first hook 122 from coming off when the first hook 122 is stressed, in this embodiment, a first arc-shaped baffle 1011 is formed in the vibration cavity housing 101, a first screw hole 1012 is formed on the inner side of the first arc-shaped baffle 1011, a first screw 1013 is screwed in the first screw hole 1012, the first hook 122 is clamped between the first screw 1013 and the first arc-shaped baffle 1011, and the first hook 122 is fixed in the vibration cavity housing 101 by the cooperation of the first screw 1013 and the first arc-shaped baffle 1011.

The preferred cooperation mode that adopts trip, screw and cowl to assemble of this embodiment, simple structure, the easy assembly of this kind of assembly mode can make simultaneously vibration cavity 10 with drive cavity 11 more stably, reliably install in design elastic arm 120 both ends help the C shape design elastic arm 120 applys elastic clamping force better.

In order to improve the structural compactness and the sealing and waterproof performance, in the embodiment, a first tapered transition sleeve 1014 is formed on the outer side wall of the vibration cavity housing 101, and the first tapered transition sleeve 1014 is sleeved on the outer side of the soft rubber sleeve 121 and is in sealing fit with the soft rubber sleeve 121.

The soft rubber sleeve 121 may be made of a soft material made of a single material, such as silica gel, rubber, latex, TPE, TPU, PP, and the like; and can also be a composite material, such as silicon rubber, composite plastic, modified soft plastic and the like.

In order to fix the second hook 123 well and prevent the second hook 123 from coming off when the force is applied, in this embodiment, a second arc-shaped baffle 1111 is formed on the inner side of the first casing 111, a second screw hole 1112 is formed on the inner side of the second arc-shaped baffle 1111, a second screw 1113 is screwed into the second screw hole 1112, the second hook 123 is fastened between the second screw 1113 and the second arc-shaped baffle 1111, and the second hook 123 is fixed in the first casing 111 by the cooperation of the second screw 1113 and the second arc-shaped baffle 1111.

Further, a second tapered transition sleeve 1114 is formed on the outer side wall of the first housing 111, and the second tapered transition sleeve 1114 is sleeved on the outer side of the soft rubber sleeve 121 and is in sealing fit with the soft rubber sleeve 121. Specifically, the sealing can be performed by gluing or the like.

Preferably, the first hook 122 and the second hook 123 are both L-shaped hooks. However, this is only a preferred embodiment of the present invention, and according to the installation requirement, the first hook 122 and the second hook 123 may be configured to be circular, S-shaped or other special-shaped structures, and whatever structure is adopted, as long as the above installation and fixation requirements are met, the present invention is within the protection scope of the present invention.

Preferably, a lead 107 is inserted into the soft rubber sleeve 121, and two ends of the lead 107 extend into the vibration cavity 10 and the driving cavity 11, respectively.

Further, the lead 107 is an FPC cable or a multicore wire.

EXAMPLE III

In production and manufacturing process, bone conduction earphone still need satisfy high-efficient assembly requirement except that satisfying elasticity centre gripping requirement, however among the current bone conduction earphone, its beam arm part and earphone main part adopt modes such as screw fixation, and this kind of mode mainly has the packaging efficiency low, and the condition such as easy pine takes off is difficult to satisfy the production requirement.

To this, this embodiment has provided a can improve assembly efficiency, avoid the joint formula elasticity fixture of the real wireless bone conduction bluetooth headset that takes off, combines fig. 1, fig. 2, fig. 9 to fig. 12 to show, real wireless bone conduction bluetooth headset is including vibration cavity 10 and drive cavity 11, elasticity fixture 12 is including the elastic beam arm 125 that is C shape, elastic beam arm 125 connect in vibration cavity 10 with between the drive cavity 11, the at least one end of elastic beam arm 125 is equipped with latch mechanism 13, latch mechanism 13 with vibration cavity 10 or the cooperation of drive cavity 11 joint.

In the structure, the tip of elastic beam arm 125 has set up latch mechanism 13, under latch mechanism 13's effect, can more conveniently with vibration cavity 10 or drive cavity 11 carries out the joint cooperation, compares prior art, the utility model discloses improve assembly efficiency greatly, can avoid simultaneously elastic beam arm 125 with vibration cavity 10 or drive cavity 11 takes place to loosen and take off, has better satisfied the production requirement.

In this embodiment, the vibration cavity 10 includes a vibration cavity housing 101 and an ear facing housing 102 which are relatively spliced, and the driving cavity 11 includes a first housing 111 and a second housing 112 which are relatively spliced.

As an application mode, two ends of the elastic beam arm 125 are respectively provided with a latch mechanism 13, and the two latch mechanisms 13 are respectively in snap fit with the vibration cavity housing 101 and the first housing 111.

In this embodiment, it is preferable to adopt an application mode that the elastic beam arm 125 has the latch mechanism 13, and in this application mode, both ends of the elastic beam arm 125 can be assembled with the vibration cavity 10 and the driving cavity 11 by means of insertion and clamping.

In order to meet the clamping requirement, the latch mechanism 13 can refer to the following preferred structure: the side portion of the vibration cavity housing 101 is provided with a first jack 1015, the inner wall of the vibration cavity housing 101 is formed with a first hook 1016, the side portion of the first shell 111 is provided with a second jack 1115, the inner wall of the first shell 111 is formed with a second hook 1116, the locking mechanism 13 comprises a plug 130, first ends of the two plugs 130 are respectively fixedly connected with two ends of the elastic beam arm 125, second ends of the two plugs 130 are respectively inserted into the first jack 1015 and the second jack 1115, the side portion of the plug 130 is provided with a slot 1301, and the first hook 1016 and the second hook 1116 are respectively clamped into the slots 1301 of the two plugs 130.

Further, a first stop 1017 is formed on the inner wall of the vibration cavity housing 101, a second stop 1117 is formed on the inner wall of the first casing 111, and the first stop 1017 and the second stop 1117 are respectively abutted and matched with the end portions of the two insertion connectors 130.

In the above structure, the first stopper 1017 and the second stopper 1117 are in abutting fit with the plug 130, so as to have a abutting effect on the plug 130, and the plug 130 is more tightly clamped in the vibration cavity housing 101 and the first housing 111 after being inserted in place.

In order to facilitate the routing, in this embodiment, the elastic beam arm 125 and the plug 130 are both hollow and tubular, and the lead 107 is disposed through the elastic beam arm 125 and the plug 130.

In order to satisfy the requirement of waterproof sealing, in this embodiment, the first end of the plug 130 is inserted into the opening of the end of the elastic beam arm 125, and the plug 130 and the elastic beam arm 125 are fixed in a sealing manner.

Accordingly, the opening of the first receptacle 1015 and the opening of the second receptacle 1115 are respectively in sealing engagement with the two ends of the elastic beam arm 125.

Preferably, the first hook 1016 and the second hook 1116 are each a hook having a trapezoidal cross-section. The hook buckle with the shape can ensure that the clamping relation is more reliable, thereby preventing the loosening condition.

As an alternative to this embodiment, as shown in fig. 13 and 14, one end of the elastic beam arm 125 is fixedly connected to or integrally formed with the first housing 111, and the other end of the elastic beam arm 125 is connected to the vibration cavity housing 101 through the latch mechanism 13. Under this scheme, only one end of the elastic beam arm 125 has the latch mechanism 13, and the other end thereof is fixedly connected with the first housing 111 or integrally formed, and this scheme can also satisfy the production requirements of improving the assembly efficiency and avoiding loosening and the like.

As another alternative in this embodiment, referring to fig. 15, an end of the elastic beam arm 125 is provided with a casing 1251, the casing 1251 and the elastic beam arm 125 are integrally formed, the casing 1251 is wrapped on an outer side of the first shell 111 and is tightly fitted with the first shell 111, and the second shell 112 protrudes to an outer side of the casing 1251. The above solution has the advantage of better covering the driving chamber 11, thereby further improving the waterproof sealing effect of the control unit 110 inside the driving chamber 11.

The above is only the embodiment of the present invention, and is not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a real wireless bone conduction bluetooth headset which characterized in that, including left earphone body and right earphone body and establish wireless communication between the two, wherein:

the left earphone body comprises a vibration cavity and a driving cavity, a bone conduction vibration generator is arranged in the vibration cavity, a control unit for driving the bone conduction vibration generator to generate vibration is arranged in the driving cavity, an elastic clamping mechanism is connected between the vibration cavity and the driving cavity, the elastic clamping mechanism is arranged on the inner side and the outer side of a human ear in a spanning mode, and the vibration cavity and the driving cavity are driven to be clamped at the position of cartilage of the human ear through elastic force applied by the elastic clamping mechanism;

the structure of the right earphone body is the same as that of the left earphone body, and the right earphone body and the left earphone body are symmetrically arranged.

2. The bluetooth headset according to claim 1, wherein the vibration cavity comprises a vibration cavity housing and an ear-facing housing, the ear-facing housing and the vibration cavity housing are relatively assembled and fixedly connected, and the bone conduction vibration generator is installed in a closed cavity formed by the vibration cavity housing and the ear-facing housing.

3. The bluetooth wireless bone conduction headset according to claim 2, wherein the connection pad of the bone conduction vibration generator faces the ear facing shell.

4. The Bluetooth headset according to claim 3, wherein an avoiding groove is formed in an inner wall of the ear-facing shell, and the avoiding groove is disposed opposite to a connection pad of the bone conduction vibration generator.

5. The bluetooth wireless bone conduction headset according to claim 2, wherein an insertion tube is formed at an edge of the ear-facing shell, and the insertion tube is inserted into the vibration cavity housing and fixedly connected with the vibration cavity housing.

6. The Bluetooth wireless bone conduction headset according to claim 5, wherein an L-shaped slot is formed in a side portion of the plug-in cylinder for passing a lead.

7. The Bluetooth headset according to claim 2, wherein the bone conduction vibration generator is spaced from the inner wall of the vibration chamber housing by a distance of 0.5mm to 5 mm.

8. The wireless bone conduction Bluetooth headset of claim 1, wherein the driving cavity comprises a first housing and a second housing, the first housing and the second housing are assembled with each other and fixedly connected with each other, and the control unit is installed in a closed cavity formed by the first housing and the second housing.

9. The bluetooth headset for bone conduction in real wireless manner as claimed in claim 8, wherein the control unit comprises a PCBA board, a battery and a button, the PCBA board is provided with a bluetooth module, and the PCBA board is electrically connected to the bone conduction vibration generator through a lead.

10. The bluetooth wireless headset according to claim 9, wherein the button is embedded in an end surface of the driving cavity, and the button faces to an outside of a human ear.

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