CN111541972A - Bone conduction audio transmission device capable of automatically adjusting pressure - Google Patents
Bone conduction audio transmission device capable of automatically adjusting pressure Download PDFInfo
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- CN111541972A CN111541972A CN202010454147.3A CN202010454147A CN111541972A CN 111541972 A CN111541972 A CN 111541972A CN 202010454147 A CN202010454147 A CN 202010454147A CN 111541972 A CN111541972 A CN 111541972A
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- bone conduction
- audio transmission
- transmission device
- device capable
- automatically adjusting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1041—Mechanical or electronic switches, or control elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/13—Hearing devices using bone conduction transducers
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention relates to the technical field of audio transmission, in particular to a bone conduction audio transmission device capable of automatically adjusting pressure, which comprises a connecting main body and ear hanging parts connected to two ends of the connecting main body, wherein a free end of each ear hanging part is provided with a bone conduction earphone, each bone conduction earphone comprises a bone conduction vibrator module and a plurality of sensing parts, and the sensing parts are arranged on one side, close to the skin of a human body, of each bone conduction earphone; be provided with the control module group in the connecting body and be used for ordering about the connecting body opens or the flexible module that tightens up, the sensing piece with the control module group is connected, the control module group with flexible module drive is connected. The telescopic module is novel in structure, the control module calculates and judges the pressure to drive the working state of the telescopic module, the telescopic module controls the opening or the tightening of the connecting main body, the pressure of the bone conduction earphones at the two ends of the connecting main body to clamp the cheek bones of the human face is further controlled, and the phenomenon of dizziness caused by long-time wearing of the head bag is solved.
Description
Technical Field
The invention relates to the technical field of audio transmission, in particular to a bone conduction audio transmission device capable of automatically adjusting pressure.
Background
In a conventional earplug type earphone, the earphone is generally attached to an ear hole or directly plugged into an entrance of an ear canal, a micro speaker of the earphone generates sound waves, the sound waves are transmitted to an eardrum through air, and finally, the sound is transmitted to a brain. The earplug type earphone is not only uncomfortable to wear due to the fact that the earphone needs to be attached to an ear hole or directly plugged into an entrance of an auditory canal, but also is possibly dangerous (for example, when crossing a road) because external sound cannot be heard due to blockage of the entrance of the auditory canal. In addition, if the above-mentioned ear bud type earphone is used for a long time with a large volume, it will have an influence on the eardrum, such as tinnitus, etc., and in severe cases, it will cause hearing loss.
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. 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.
However, the clamping force of the current bone conduction headset to the cheek bones of the face of a user cannot be controlled, and if the clamping force is too large, the phenomenon of dizziness occurs when the user wears a head bag for a long time, so that the comfort is poor.
Disclosure of Invention
The bone conduction audio transmission device capable of automatically adjusting pressure is provided aiming at the problems in the prior art, and is novel in structure and ingenious in design, a vibrator of a bone conduction vibrator module is attached to a cheek bone of a face, pressure between the vibrator and the cheek bone is detected by sensing parts located on the edge of the vibrator and at the attachment position of the cheek, signals are transmitted to a control module, the control module calculates and judges the pressure to drive the working state of a telescopic module, the telescopic module can control the connection main body to be opened or tightened, the pressure of bone conduction earphones at the two ends of the connection main body to clamp the cheek bone of the face is further controlled, and the phenomenon that dizziness occurs when a brain bag is worn for a long time is solved.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a bone conduction audio transmission device capable of automatically adjusting pressure, which comprises a connecting main body and ear-hanging parts connected to two ends of the connecting main body, wherein a bone conduction earphone is arranged at the free end of each ear-hanging part, each bone conduction earphone comprises a bone conduction vibrator module and a plurality of sensing parts, and the sensing parts are arranged on one side, close to the skin of a human body, of each bone conduction earphone; be provided with the control module group in the connecting body and be used for ordering about the connecting body opens or the flexible module that tightens up, the sensing piece with the control module group is connected, the control module group with flexible module drive is connected.
Wherein, the sensing piece is a pressure sensor.
The bone conduction vibrator module comprises a bone conduction vibrator body, and a sensing and detecting plane of the sensing piece is superposed with a conduction plane of the bone conduction vibrator body.
Wherein, the control module group is including setting up the drive assembly at the middle part in connecting the main part, flexible module includes that two activities push away the piece, two activities push away the piece respectively the activity set up in just be located respectively in connecting the main part drive assembly's both ends, drive assembly is used for the drive the activity pushes away the piece and is close to each other or keeps away from each other.
The two ends of the driving assembly are provided with limiting portions, limiting grooves are formed in the limiting portions, the movable pushing piece is close to one end of the driving assembly, a limiting strip is arranged in the limiting grooves in an extending mode, the limiting groove is far away from one end of the driving assembly and is provided with a limiting stop block, and one end of the limiting strip, close to the driving assembly, is provided with a limiting ejector block which is abutted to the limiting stop block in a matched mode.
The driving assembly comprises two miniature electric cylinders which are opposite and arranged oppositely.
Wherein, connecting body is made by the material of deformable design.
The bone conduction earphone is characterized in that a containing hole is formed in one side, close to the skin of a human body, of the bone conduction earphone, a plurality of elastic convex bodies are annularly arranged on the inner wall of the containing hole, the sensing piece is arranged in the containing hole, the elastic convex bodies are abutted with the outer wall of the sensing piece in a matched mode, a conductive metal sheet is arranged on the bottom wall in the containing hole, and the sensing piece is connected with the conductive metal sheet.
The bottom of the sensing piece is provided with a connecting terminal, the conductive metal sheet is sunken to form an electric connection hole matched with the connecting terminal, and the connecting terminal is inserted into the electric connection hole.
The invention has the beneficial effects that:
the bone conduction earphone module is novel in structure and ingenious in design, the vibrator of the bone conduction vibrator module is attached to the cheek bone of the face, the sensing parts located on the sides of the vibrator and at the attachment position of the cheek detect the pressure between the vibrator and the cheek bone of the face, signals are transmitted to the control module, the control module calculates and judges the pressure to drive the working state of the telescopic module, the telescopic module can control the opening or tightening of the connecting main body, the pressure of the bone conduction earphones connected with the two ends of the main body to clamp the cheek bone of the face is further controlled, and the phenomenon that dizziness occurs when a brain bag is worn for a long time is solved.
Drawings
Fig. 1 is a schematic structural diagram of a bone conduction audio transmission device capable of automatically adjusting pressure according to the present invention, which is worn on a user's ear.
Fig. 2 is a schematic view of another perspective structure of the bone conduction audio transmission device capable of automatically adjusting pressure, which is worn on the ear of the user according to the present invention.
FIG. 3 is a schematic view of the internal structure of the connecting body of the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic view of the internal structure of the accommodating hole of the present invention.
Fig. 6 is a schematic structural view of a sensor according to the present invention.
The reference numerals in fig. 1 to 6 include:
1-connecting body 2-ear hanging part 3-bone conduction earphone
4-sensing piece 5-bone conduction vibrator body 6-movable pushing piece
7-limiting part 8-limiting groove 9-limiting strip
10-limit stop block 11-limit top block 12-miniature electric cylinder
13-containing hole 14-elastic convex body 15-conductive metal sheet
16-connecting terminal 17-electricity connecting hole 18-inclined groove.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention is described in detail below with reference to the attached drawings.
A bone conduction audio transmission device capable of automatically adjusting pressure, as shown in fig. 1 to 6, includes a connection main body 1 and ear-hanging parts 2 connected to two ends of the connection main body 1, a bone conduction earphone 3 is installed at a free end of each ear-hanging part 2, the bone conduction earphone 3 includes a bone conduction vibrator module and a plurality of sensing parts 4, wherein the sensing parts 4 are pressure sensors, and the sensing parts 4 are installed at one side of the bone conduction earphone 3 close to the skin of a human body; be provided with the control module group in the connecting body 1 and be used for ordering about the connecting body 1 opens or the flexible module that tightens up, sensing piece 4 with the control module group is connected, the control module group with flexible module drive is connected.
Specifically, the embodiment of the invention has a novel structure and ingenious design, wherein the connecting body 1 can be in a U-shaped design, and the connecting body 1 is used as a neck hanging part of the audio transmission device or the earphone; the oscillator and the laminating of face cheek bone of bone conduction oscillator module, the sensing piece 4 that is located oscillator edge and cheek laminating department detects the pressure between oscillator and the face cheek bone, signal transmission arrives control module group, control module group calculates the operating condition who judges the size of pressure and order about flexible module, can control opening or tightening up of connecting body 1 through flexible module, and then the pressure of 3 centre gripping face cheek bones of the bone conduction earphone at 1 both ends of control connecting body, solve and wear the long-time dizzy phenomenon of brain bag appearance of wearing.
Wherein, pressure sensor can be according to actual need and the accuracy of detection, be provided with a plurality ofly.
In the bone conduction audio transmission device capable of automatically adjusting pressure according to the embodiment, the bone conduction vibrator module includes a bone conduction vibrator body 5, and a sensing plane of the sensing part 4 coincides with a conduction plane of the bone conduction vibrator body 5.
This embodiment an automatic bone conduction audio transmission device of adjustment pressure, control module group is including setting up the drive assembly at the middle part in connecting main body 1, flexible module includes that two activities push away piece 6, two activities push away piece 6 respectively the activity set up in connecting main body 1 is interior and be located respectively drive assembly's both ends, drive assembly is used for the drive the activity pushes away piece 6 and is close to each other or keeps away from each other. Furthermore, the control module further comprises a printed circuit board, the printed circuit board is provided with a main control circuit and a bluetooth module, the main control circuit is electrically connected with the driving assembly, the bluetooth module is electrically connected with the main control circuit, the bluetooth module is convenient for signal connection with an intelligent terminal, and the main control circuit is electrically connected with the bone conduction earphone 3; when the pressure sensor detects that the pressure between the bone conduction earphone 3 and the facial cheek bone is larger than a preset pressure value, central processing of the main control circuit sends a signal, the driving assembly is started, the movable pushing piece 6 is driven to move outwards, the connecting main body 1 is enabled to movably expand outwards, the pressure between the bone conduction vibrator module and the facial cheek bone is reduced, and when the pressure reaches the preset value, the central processing unit sends a signal, and the driving assembly stops working and keeps the current state; when pressure sensor detects that the pressure between bone conduction earphone 3 and the face cheek bone is less than predetermined pressure value, central processing unit can the signals, start drive assembly, drive assembly inwards stimulates the activity and pushes away piece 6, the neck of earphone is hung the part and is connected main part 1 promptly and tighten up and make bone conduction oscillator module and face cheek bone pressure increase, increase the laminating degree of the oscillator of bone conduction oscillator module, after pressure reached the default, central processing unit signals, drive assembly stop work and keep current state.
This embodiment an automatic bone conduction audio transmission device of adjustment pressure, drive assembly's both ends all are provided with spacing portion 7, be provided with spacing groove 8 in the spacing portion 7, the activity pushes away 6 and is close to drive assembly's one end is extended and is provided with spacing 9, spacing 9 slide set up in spacing groove 8, spacing groove 8 is kept away from drive assembly's one end is provided with limit stop 10, limit stop 9 be close to drive assembly's one end be provided with limit stop 10 cooperates the spacing kicking block 11 of butt. Specifically, the arrangement can limit the moving range of the limiting strip 9, namely the moving range of the movable pushing piece 6, so that the connecting main body 1 is prevented from being damaged due to excessive movement of the movable pushing piece 6, and the structure is reliable.
In the bone conduction audio transmission device capable of automatically adjusting pressure according to the embodiment, the driving assembly includes two miniature electric cylinders 12 which are opposite and oppositely arranged. Specifically, the arrangement facilitates the simultaneous position adjustment of the two movable push pieces 6.
In the bone conduction audio transmission device capable of automatically adjusting pressure according to the embodiment, the connecting body 1 is made of a deformable material. Specifically, connecting body 1 that above-mentioned set up can take place deformation, also can finalize the design after deformation, convenient to use, and the flexibility is strong.
The embodiment of an automatic bone conduction audio transmission device of adjustment pressure, one side that bone conduction earphone 3 is close to human skin is provided with holding hole 13, the inner wall ring of holding hole 13 is equipped with a plurality of elasticity convex bodies 14, sensing piece 4 is installed in holding hole 13, elasticity convex body 14 and the outer wall cooperation butt of sensing piece 4, the diapire in holding hole 13 is provided with electrically conductive sheetmetal 15, sensing piece 4 with electrically conductive sheetmetal 15 is connected. Specifically, sensing piece 4 is installed in holding hole 13, withstands the outer wall of sensing piece 4 through the elasticity of elasticity convex body 14, and along with sensing piece 4 packs into holding hole 13, sensing piece 4's bottom and electrically conductive sheetmetal 15 butt realize sensing piece 4's electricity and connect, and electrically conductive sheetmetal 15 is connected with the master control circuit electricity of control module group.
In the bone conduction audio transmission device capable of automatically adjusting pressure according to the present embodiment, the bottom of the sensing element 4 is provided with the connection terminal 16, the conductive metal sheet 15 is concavely formed with the power connection hole 17 matched with the connection terminal 16, and the connection terminal 16 is inserted into the power connection hole 17. Specifically, after the sensing element 4 is installed in the accommodating hole 13, the connecting terminal 16 is inserted in the power connection hole 17, so that the signal connection between the sensing element 4 and the control module is facilitated.
Wherein, the upper end surface of sensing piece 4 is sunken to be provided with chute 18, and the setting of chute 18 makes things convenient for the user to use the fingernail or instrument to take out sensing piece 4 from holding hole 13 and change convenient to use.
Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides an automatic bone conduction audio transmission device of adjustment pressure, including connecting the main part and connect in the ear-hang portion at connecting the main part both ends, each bone conduction earphone, its characterized in that have all been installed to the free end of ear-hang portion: the bone conduction earphone comprises a bone conduction vibrator module and a plurality of sensing pieces, wherein the sensing pieces are arranged on one side, close to the skin of a human body, of the bone conduction earphone; be provided with the control module group in the connecting body and be used for ordering about the connecting body opens or the flexible module that tightens up, the sensing piece with the control module group is connected, the control module group with flexible module drive is connected.
2. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 1, wherein: the sensing piece is a pressure sensor.
3. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 1, wherein: the bone conduction vibrator module comprises a bone conduction vibrator body, and a sensing plane of the sensing piece is superposed with a conduction plane of the bone conduction vibrator body.
4. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 1, wherein: the control module group is including setting up the drive assembly at the middle part in connecting the main part, flexible module includes that two activities push away the piece, two activities push away the piece respectively the activity set up in connecting in the main part and being located respectively drive assembly's both ends, drive assembly is used for the drive the activity pushes away the piece and is close to each other or keep away from each other.
5. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 4, wherein: the two ends of the driving assembly are provided with limiting portions, limiting grooves are formed in the limiting portions, the movable pushing piece is close to one end of the driving assembly, a limiting strip is arranged in the limiting grooves in an extending mode, the limiting groove is far away from one end of the driving assembly and is provided with a limiting stop block, and one end of the limiting strip, close to the driving assembly, is provided with a limiting ejector block abutted to the limiting stop block in a matched mode.
6. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 4, wherein: the driving assembly comprises two miniature electric cylinders which are opposite and arranged oppositely.
7. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 1, wherein: the connecting body is made of deformable and formable materials.
8. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 1, wherein: one side that bone conduction earphone is close to human skin is provided with the holding hole, the inner wall ring in holding hole is equipped with a plurality of elasticity convex bodies, sensing piece installs in the holding hole, the outer wall cooperation butt of elasticity convex body and sensing piece, the downthehole diapire of holding is provided with electrically conductive sheetmetal, sensing piece with electrically conductive sheetmetal is connected.
9. The bone conduction audio transmission device capable of automatically adjusting pressure according to claim 8, wherein: the bottom of sensing piece is provided with connecting terminal, the electrically conductive sheetmetal is sunken to be formed with and connects the electric hole with connecting terminal complex, connecting terminal insert locate connect the electric hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010454147.3A CN111541972A (en) | 2020-05-26 | 2020-05-26 | Bone conduction audio transmission device capable of automatically adjusting pressure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010454147.3A CN111541972A (en) | 2020-05-26 | 2020-05-26 | Bone conduction audio transmission device capable of automatically adjusting pressure |
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| CN111541972A true CN111541972A (en) | 2020-08-14 |
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| CN202010454147.3A Pending CN111541972A (en) | 2020-05-26 | 2020-05-26 | Bone conduction audio transmission device capable of automatically adjusting pressure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022111485A1 (en) * | 2020-11-24 | 2022-06-02 | 深圳市韶音科技有限公司 | Acoustic device |
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- 2020-05-26 CN CN202010454147.3A patent/CN111541972A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022111485A1 (en) * | 2020-11-24 | 2022-06-02 | 深圳市韶音科技有限公司 | Acoustic device |
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