CN112423183A - Bone conduction earphone with improved bone conduction sound effect - Google Patents
Bone conduction earphone with improved bone conduction sound effect Download PDFInfo
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- CN112423183A CN112423183A CN202011272921.5A CN202011272921A CN112423183A CN 112423183 A CN112423183 A CN 112423183A CN 202011272921 A CN202011272921 A CN 202011272921A CN 112423183 A CN112423183 A CN 112423183A
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 250
- 230000000694 effects Effects 0.000 title claims abstract description 25
- 239000002131 composite material Substances 0.000 claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 claims description 47
- 239000010959 steel Substances 0.000 claims description 47
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000012528 membrane Substances 0.000 abstract description 33
- 210000003128 head Anatomy 0.000 description 11
- 238000009434 installation Methods 0.000 description 8
- 230000005611 electricity Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013329 compounding Methods 0.000 description 2
- 210000000613 ear canal Anatomy 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 210000003625 skull Anatomy 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 201000009487 Amblyopia Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
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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
- H04R1/1033—Cables or cables storage, e.g. cable reels
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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
-
- 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
- H04R1/1083—Reduction of ambient noise
-
- 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
- H04R2460/01—Hearing devices using active noise cancellation
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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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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a bone conduction earphone for improving bone conduction sound effect, which comprises a shell, a bone conduction vibration component fixed in the inner cavity of the shell and at least one bone conduction composite medium sheet fixed on the bone conduction surface of the shell, wherein the bone conduction vibration component is arranged at the rear side of the bone conduction composite medium sheet, and the bone conduction composite medium sheet is compounded with at least one hard medium sheet and at least one soft medium membrane. The invention improves the frequency range of the sound which can be restored and conducted by the bone conduction earphone, solves the problem of sound leakage of the existing bone conduction earphone by adopting the technical scheme with low cost, has better bone conduction capability in bass, middle-pitched and high-pitched sounds, has high restoration degree for the bass, middle-pitched and high-pitched sounds, and has better tone quality and efficiency obtained by restoring the bone conduction.
Description
Technical Field
The invention relates to the technical field of bone conduction earphones, in particular to a bone conduction earphone capable of improving bone conduction sound effect.
Background
The traditional bone conduction earphone is required to be tightly attached to the front side of the ear of a human body, the bone conduction earphone conducts sound waves to the auditory bone of the human body through the vibration of a steel sheet arranged in a shell, the sound waves are transmitted to the auditory center of people in a bone conduction mode, and a wearer can hear the sound.
The traditional bone conduction earphone depends on the steel sheet and the air vibration on the front side of the steel sheet to generate sound waves, so that because the frequency range of the sound waves which can be conducted by the bone conduction earphone is relatively small, namely, the problem of sound leakage exists, the distortion degree of the conducted sound waves is large, particularly, low-frequency sound with the frequency below 160Hz cannot be restored and conducted, of course, a serious sound leakage phenomenon also exists when high-frequency sound with the frequency of 2500 Hz-20000 Hz is restored and conducted, particularly, the higher-frequency sound or the lower-frequency sound is needed to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a bone conduction earphone for improving bone conduction sound effect, which can improve the frequency range of sound which can be restored and conducted by the bone conduction earphone, solve the problem of sound leakage of bone conduction ears and improve the sound quality of the bone conduction earphone.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an improve bone conduction earphone of bone conduction audio, bone conduction earphone includes earphone main part, the earphone cord, bone conduction device and ear-hang, bone conduction device is fixed in the ear-hang, earphone main part and bone conduction device are connected to the earphone cord electricity respectively, bone conduction device includes the casing, be fixed in the bone conduction vibrations subassembly in the inner chamber of casing and at least one fix the bone conduction composite medium piece at the bone conduction face of casing, bone conduction vibrations subassembly sets up the rear side at the composite medium piece of bone conduction, the composite medium piece complex of bone conduction has an at least stereoplasm medium piece and an at least soft medium diaphragm.
Further, the bone conduction composite medium sheet comprises a soft medium membrane positioned in the middle area and a hard medium sheet integrally compounded on the outer edge of the soft medium membrane, or the bone conduction composite medium sheet comprises a hard medium sheet positioned in the middle area and a soft medium membrane integrally compounded on the outer edge of the hard medium sheet.
Furthermore, the soft medium diaphragm of the bone conduction composite medium sheet is elastically tensioned and fixed on the shell, and only a hard medium sheet is compounded in the middle area of the bone conduction composite medium sheet or a soft medium diaphragm and a hard medium sheet are compounded above and below the middle area of the bone conduction composite medium sheet.
Furthermore, a bone conduction surface shell layer is arranged or compounded on the outer surface of the bone conduction surface or the outer surface of the bone conduction composite medium sheet, the hard medium sheet is a hard thin sheet for conducting medium-high frequency sound sources or full-frequency sound sources, and the soft medium membrane is an elastic soft thin sheet or membrane for conducting medium-low frequency sound sources or conducting only low frequency sound sources.
Furthermore, at least one bone conduction medium sheet and at least one bone conduction composite medium sheet are fixed on the bone conduction surface of the shell, and at least one bone conduction composite medium sheet is compounded on the outer surface and/or the inner surface of the bone conduction medium sheet.
Furthermore, a support is fixed in an inner cavity of a shell of the bone conduction device, the bone conduction vibration component is installed on the support, the bone conduction composite medium sheet is fixed on the rear side surface of the inner cavity of the shell to form a bone conduction surface, and a conduction space is formed between the bone conduction composite medium sheet and the bone conduction vibration component.
Further, the bone conduction vibration component comprises a coil support, a coil, a magnetic steel pull rod, a steel sheet, a U cup and magnetic steel, wherein the coil support is fixedly arranged on the shell or the support, the coil support is provided with a cylinder, the coil is wound on the cylinder, the U cup is fixed on the lower portion of the magnetic steel, the U cup is provided with a wall body which extends upwards and surrounds the outer edge of the magnetic steel, the middle upper portion of the magnetic steel is movably sleeved in an inner cavity of the cylinder, the wall body of the U cup is positioned between the cylinder and the outer edge of a winding, the magnetic steel pull rod is movably arranged on the coil support or the support, the lower portion of the magnetic steel pull rod is fixed on the magnetic steel, the steel sheet is arranged on the upper portion of the coil support or the support, the steel sheet is arranged on the rear side of the bone conduction composite medium sheet, the bone conduction composite medium sheet and the steel, the rod head is movably inserted into the steel sheet through hole and extends into the conduction space.
Furthermore, the inner surface of the shell is provided with a bone conduction surface which is used for abutting against the skin of the head at the rear side of the ear and realizing bone conduction on the skin of the head, and one side surface which is intersected with the inner surface is provided with another bone conduction surface which is used for abutting against the back of the ear and realizing bone conduction on the back of the ear.
Further, bone conduction earphone is provided with about two ear-hang, two earphone cord and line length adjustment mechanism, each ear-hang all is provided with and is used for hanging the back installation department at the hangers portion of human ear and the rear side that is located human ear when wearing, and the back installation department of each ear-hang all is fixed with one bone conduction device, the first end electricity respectively of two earphone cords connect in two bone conduction devices, second end electricity respectively and connect in the earphone main part, line length adjustment mechanism installs in two earphone cords to realize adjusting the line pulling force between two ear-hangs and/or the pressure of bone conduction device to human skin.
Furthermore, the ear hook is a C-shaped flexible frame body, and is provided with an opening facing downwards;
the earphone body comprises a U-shaped neck hanging frame, the left end and the right end of the neck hanging frame are respectively provided with a functional part, the inner cavity of at least one functional part is provided with a battery or a control circuit, the surface of at least one functional part is provided with a control key electrically connected with the control circuit, at least one functional part is provided with at least one radio microphone and/or noise reduction microphone electrically connected with the control circuit, and two earphone wires penetrate out of the middle part of the rear side of the neck hanging frame;
the upper part of the bone conduction device is fixed at the lower end part of the rear mounting part;
wherein, the first end of an earphone wire extends into the lower part of a corresponding bone conduction device and is electrically connected with the corresponding bone conduction vibration component, and the second end of the earphone wire penetrates into the earphone main body from the middle part of the neck hanging frame and is electrically connected with the control circuit;
the earphone wire extending from the bone conduction device to the earphone body and the wire length adjusting mechanism freely hang on the back side of the head of the human body after the bone conduction earphone is worn;
the two bone conduction surfaces are respectively adjacent to the corresponding bone conduction vibration assemblies at intervals, and the bone conduction vibration assemblies are provided with at least two bone conduction paths for enabling the bone conduction sound waves to enter the head of the human body from different positions and/or different directions.
The soft medium membrane and the hard medium sheet which are adjacently spliced into a whole are pressed and compounded or bonded and compounded into a whole at the joint where the soft medium membrane and the hard medium sheet are mutually adjacent;
the soft medium membrane and the hard medium sheet which are overlapped up and down are pressed and compounded or bonded and compounded into a whole at the overlapped and jointed surface.
Compared with the prior art, the invention has the advantages that: the invention improves the frequency range of the sound which can be restored and conducted by the bone conduction earphone, solves the problem of sound leakage of the existing bone conduction earphone by adopting the technical scheme with low cost, has better bone conduction capability in bass, middle-pitch and treble, has high sound restoration degree for the bass, middle-pitch and treble, has better tone quality and sound effect obtained by bone conduction restoration, and does not generate sound leakage in the bone conduction process of a full-frequency sound source.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of a bone conduction headset according to the present invention.
Fig. 2 is a schematic view of a state of use of the bone conduction headset of the present invention.
Fig. 3 is a schematic view of the internal structure of the bone conduction device of the present invention.
The labels in the figure are:
1 earphone main body.
2 bone conduction device 21 housing 22 bone conduction surface shell 23.
The 3-ear hook 31 is hung on the ear fixing part 311 and is hung on the hole.
4 the earphone line 40 is hung on the neck frame 41 to adjust the line clamp 42.
5 bone conduction vibration assembly 51 coil support 52 coil 53 magnet steel pull rod 54 steel sheet 55U cup 56 magnet steel 57 conduction space.
6 bone conduction composite medium sheet 61 soft medium membrane 62 hard medium sheet.
Detailed Description
The following are merely preferred embodiments of the present invention, and do not limit the scope of the present invention.
The utility model provides an improve bone conduction earphone of bone conduction audio, as shown in fig. 1 to 3, bone conduction earphone includes earphone main part 1, earphone cord 4, bone conduction device 2 and curved ear-hang 3, bone conduction device 2 is fixed in ear-hang 3, earphone main part 1 and bone conduction device 2 are connected to earphone cord 4 electricity respectively, bone conduction device 2 includes casing 21, the bone conduction that is fixed in the inner chamber of casing 21 shakes subassembly 5 and at least one bone conduction composite medium piece 6 of fixing at the bone conduction face of casing 21, bone conduction shakes subassembly 5 and sets up the rear side at bone conduction composite medium piece 6, bone conduction composite medium piece 6 complex has at least one hard medium piece 62 and at least one soft medium diaphragm 61. The bone conduction composite medium sheet 6 has a soft medium diaphragm 61 mainly for restoring low-frequency vibration of low pitch and high amplitude and a hard medium sheet 62 mainly for restoring low-middle pitch and high pitch and adapted to middle-high frequency vibration.
Soft and elastic cloth, paper, artificial leather, animal leather, plastic sheet and the like are selected for the soft medium membrane 61, or the soft medium membrane 61 is a thin membrane or thin sheet formed by compounding at least two material layers, the vibration frequency of the soft medium membrane 61 installed in a tensioning mode is low, the vibration frequency of the soft medium membrane 61 is matched with that of a low-frequency sound source, the soft medium membrane 61 is very good in the aspects of conduction and bass expressive force of the low-frequency sound source, the amplitude of the soft medium membrane 61 is larger, the sinking degree of a bass part is deeper, namely, the bass sound effect is better, the bass restoring degree is higher, and the problem that the sound leakage of the bass part in the prior art is serious is solved. The hard medium sheet 62 is a thin sheet made of plastic or metal, or the hard medium sheet 62 is a thin sheet formed by compounding at least two material layers, the hard medium sheet 62 can be a solid sheet, or a composite board with a plurality of independent resonance cavities arranged inside, for example, the hard medium sheet 62 is a honeycomb composite board with a solid sheet compounded on the upper and lower surfaces and a honeycomb partition compounded in the middle, the hard medium sheet 62 has better expressive force on the conduction and sound of the medium-frequency and high-frequency sound sources, no sound leakage occurs in the medium-frequency and high-frequency sound sources, therefore, the bone conduction composite medium sheet 6 has better bone conduction capability in bass, middle-pitch and treble, has high sound reduction degree for the bass, middle-pitch and treble, has better tone quality and sound effect obtained by bone conduction reduction, and does not generate sound leakage in the bone conduction process of a full-frequency sound source.
In the preferred embodiment of the bone conduction composite medium sheet 6, the bone conduction composite medium sheet 6 comprises a soft medium membrane 61 in the middle area and a hard medium sheet 62 integrally compounded on the outer edge of the soft medium membrane 61. The hard medium sheet 62 is in a circular ring shape, the soft medium membrane 61 is in a circular shape, and the soft medium membrane 61 is filled and fixed in a hollow area in the middle of the hard medium sheet 62.
In the preferred embodiment of the bone conduction composite medium sheet 6, the bone conduction composite medium sheet 6 comprises a hard medium sheet 62 located in the middle region and a soft medium membrane 61 integrally compounded on the outer edge of the hard medium sheet 62. The soft medium diaphragm 61 is in a circular ring shape, the hard medium sheet 62 is in a circular shape, and the hard medium sheet 62 is filled and fixed in a hollow area in the middle of the soft medium diaphragm 61.
In the preferred embodiment, the soft medium membrane 61 of the bone conduction composite medium piece 6 is elastically fixed to the housing 21 in a tensioned manner, and only one hard medium piece 62 is compounded in the middle area of the bone conduction composite medium piece 6.
In the preferred embodiment, the soft medium diaphragm 61 of the bone conduction composite medium sheet 6 is elastically fixed to the housing 21 in a tensioned manner, and a soft medium diaphragm 61 and a hard medium sheet 62 are compounded above and below the middle region of the bone conduction composite medium sheet 6. Namely, the soft medium membrane 61 is a thin sheet material which is continuously distributed, circular, elastic and soft, and the middle part of the thin sheet material is compounded and fixed with a hard medium sheet 62 of which the circular diameter is smaller than that of the soft medium membrane 61. The bone conduction composite medium sheet 6 which is compounded with the hard medium sheet 62 in the local area of the middle part of the soft medium diaphragm 61 has better bass performance, middle-pitch performance and high-pitch performance in the bone conduction process, the comprehensive performance of the bass, the middle-pitch and the high-pitch is more balanced in the bone conduction process, the tone quality and the sound effect are better, and no sound leakage occurs.
The hard medium sheet 62 is a hard thin sheet made of plastic or metal for conducting a medium-high frequency sound source or a full-frequency sound source, the soft medium membrane 61 is an elastic soft thin sheet or membrane for conducting a medium-low frequency sound source or only a low frequency sound source, the outer contour shapes of the soft medium membrane 61 and the hard medium sheet 62 are preferably circular, and the outer contour shape of the bone conduction composite medium sheet 6 is preferably circular.
Preferably, the soft medium membrane 61 is fixed to the housing 21 or the hard medium sheet 62 with a tension of 0.1 to 20Kg, and preferably, the soft medium membrane 61 is fixed to the housing 21 or the hard medium sheet 62 with a tension of 0.5 to 5Kg, so as to achieve better conduction of low-frequency sound sources with frequencies lower than 160Hz, and the conducted bass part has deeper sinking performance and better bass performance.
Preferably, a bone conduction surface shell layer 22 is arranged or compounded on the outer surface of the bone conduction surface or the outer surface of the bone conduction composite medium sheet 6, and the bone conduction surface shell layer 22 abuts against the skin of a human body, so that the comfort is improved while the bone conduction is realized.
At least one bone conduction medium sheet and at least one bone conduction composite medium sheet 6 are fixed on the bone conduction surface of the housing 21, that is, at least two bone conduction vibration sheets with different structural designs are arranged on the bone conduction surface, wherein the bone conduction medium sheet is a traditional bone conduction sheet, or the bone conduction medium sheet is a single material layer or a bone conduction vibration sheet with a single structural layer, the bone conduction composite medium sheet 6 is a bone conduction vibration sheet with at least two different material layers or a composite structural design, and preferably, a bone conduction composite medium sheet 6 is compounded on the outer surface or the inner surface of the bone conduction medium sheet.
Preferably, the soft medium membrane 61 and the hard medium sheet 62 are adjacently spliced into a whole, and the soft medium membrane 61 and the hard medium sheet 62 are pressed and compounded or bonded into a whole at the mutually adjoining joint.
Preferably, the soft dielectric film 61 and the hard dielectric sheet 62, which are stacked on top of each other, are integrally bonded or pressed together at the stacked surfaces.
A bracket 23 is fixed in the inner cavity of the shell 21 of the bone conduction device 2, the bone conduction vibration component 5 is arranged on the bracket 23, the bone conduction composite medium sheet 6 is fixed on the rear side surface of the inner cavity of the shell 21 to form a bone conduction surface, a conduction space 57 is arranged between the bone conduction composite medium sheet 6 and the bone conduction vibration component 5, and vibration waves are generated and conducted through air compression of the conduction space 57. Specifically, the bone conduction vibration component 5 comprises a coil support 51, a coil 52, a magnetic steel pull rod 53, a steel sheet 54, a U-shaped cup 55 and a magnetic steel 56, wherein the coil support 51 is fixedly arranged on the shell 21 or the support 23, the coil support 51 is provided with a cylinder, the coil 52 is wound on the cylinder, the U-shaped cup 55 is fixed on the lower part of the magnetic steel 56, the U-shaped cup 55 is provided with a wall body which extends upwards and surrounds the outer edge of the magnetic steel 56, the middle upper part of the magnetic steel 56 is movably sleeved in an inner cavity of the cylinder, the wall body of the U-shaped cup 55 is positioned between the cylinder and the outer edge of the winding, the magnetic steel pull rod 53 is movably arranged on the coil support 51 or the support 23, the lower part of the magnetic steel pull rod 53 is fixed on the magnetic steel 56, the steel sheet 54 is arranged on the upper part of the coil support 51 or the support 23, the, the middle part of the steel sheet 54 is provided with a steel sheet 54 through hole, the upper part of the magnetic steel pull rod 53 is provided with a rod head, the rod head is movably inserted in the steel sheet 54 through hole, and the rod head extends into the conduction space 57.
Preferably, the inner surface of the housing 21 is provided with a bone conduction surface for abutting against the skin of the head at the rear side of the ear and performing bone conduction at the skin of the head, and one side surface intersecting the inner surface is provided with another bone conduction surface for abutting against the back of the ear and performing bone conduction at the back of the ear.
Bone conduction earphone is provided with about two ear-hooks 3, two earphone cord 4 and line length adjustment mechanism, each ear-hook 3 all is provided with and is used for hanging the back installation department at the hangers portion of human ear and the rear side that is located human ear when wearing at the dress, the back installation department of each ear-hook 3 all is fixed with a bone conduction device 2, the first end electricity of two earphone cord 4 is connected respectively in two bone conduction devices 2, the second end electricity is connected respectively in earphone main part 1, line length adjustment mechanism installs in two earphone cord 4, in order to realize adjusting the line pulling force between two ear-hooks 3 and the pressure of bone conduction device 2 to human skin.
Line length adjustment mechanism is including adjusting fastener 41, adjust fastener 41 and be provided with threading sliding sleeve and movable mounting's line ball 42 in the threading sliding sleeve, install the activity in the threading sliding sleeve and support in the elastic element of line ball 42, the line ball hole has been seted up along the vertical direction of line ball 42's moving direction to the threading sliding sleeve, two earphone cord 4 activities respectively pass the line ball hole, line ball 42 supports two earphone cords 4 in elasticity respectively, in order to realize pressing from both sides tight earphone cord 4, line ball 42 is provided with the splenium of pressing of a protrusion in the outside of threading sliding sleeve. The total length of two earphone cords 4 between two ear-hang 3 that link together through adjusting the line clamp 41 is changed through the position of adjusting the fastener 41 and can adjust the elasticity of two ear-hang 3, also can adjust the pressure of bone conduction device 2 to skin, for example will adjust the fastener 41 and move a set distance towards one side at ear-hang 3 place and make the adjustment fastener 41 press from both sides tight earphone cord 4 again, increase the pulling force to two ear-hang 3 through earphone cord 4, namely increase two ear-hang 3 clamp forces, otherwise, adjust the fastener 41 and press from both sides tight earphone cord 4 again after moving towards earphone main body 1 one side and make the pulling force between two ear-hang 3 diminish, namely reduce the clamp force of two ear-hang 3. The wearer can feel comfortable and the radio effect is better.
The bone conduction earphone can achieve better effect only by tightly abutting the bone conduction device 2 on the skull of the human body; the traditional bone conduction earphone adopts a head hoop clamping manner, the bone conduction devices 2 are arranged at two ends of the head hoop and are clamped on the skull of a human body, and due to the fact that the clamping force cannot be adjusted, part of people with large head circumference can be uncomfortable to wear when in use; the invention ensures the wearing comfort of any people by adjusting the clamping force through the adjusting wire clamp 41.
Wherein, the ear hook 3 is a C-shaped flexible frame body, and the ear hook 3 is provided with an opening facing downwards; the earphone body 1 comprises a U-shaped neck hanging frame 40, the left end and the right end of the neck hanging frame 40 are respectively provided with a functional part, the inner cavity of at least one functional part is provided with a battery or a control circuit, the surface of at least one functional part is provided with a control key electrically connected with the control circuit, at least one functional part is provided with at least one radio microphone and/or noise reduction microphone electrically connected with the control circuit, and two earphone wires 4 penetrate out of the middle part of the rear side of the neck hanging frame 40; the upper part of the bone conduction device 2 is fixed at the lower end part of the rear mounting part; wherein, the first end of an earphone wire 4 extends into the lower part of a corresponding bone conduction device 2 and is electrically connected with a corresponding bone conduction vibration component 5, and the second end of the earphone wire is penetrated into the earphone body 1 from the middle part of the neck hanging frame 40 and is electrically connected with a control circuit; the earphone wire 4 and the wire length adjusting mechanism extending from the bone conduction device 2 to the earphone body 1 hang freely on the back side of the head of the human body after the bone conduction earphone is worn, so that a pulling force for tensioning the two ear hooks 3 towards the inner side and a pressure for abutting against the skin of the human body by using the bone conduction device 2 are generated.
The two bone conduction surfaces are respectively adjacent to the corresponding bone conduction vibration assemblies 5, the bone conduction vibration assemblies 5 are arranged at intervals, and at least two bone conduction paths for enabling the bone conduction sound waves to enter the head of a human body from different positions and/or different directions are formed; the soft medium membrane 61 and the hard medium sheet 62 are pressed and compounded into a whole at the joint or the joint surface.
Ear-hang 3 is provided with hangers portion and back installation department, hangers portion's terminal portion integrated into one piece have one with the external auditory canal assorted hangers fixed part 31 of people's ear, hangers fixed part 31 sets up with the relative interval of back installation department, integrated into one piece has the curved body of rod that is used for hanging on the upper portion of ear between hangers portion and the back installation department, back installation department and bone conduction device 2 are located the rear side of ear when wearing, the body of rod is hung and is leaned on in the upper portion of ear, the external auditory canal of ear is put into in the plug of hangers fixed part 31. The middle part of the ear fixing part 31 is provided with an ear hanging hole 311 which penetrates through the ear fixing part 31; the ear hanging hole 311 is kept communicated with the air, or an earplug is tightly inserted into the ear hanging hole 311, or a traditional earphone is tightly inserted into the ear hanging hole 311, the traditional earphone is electrically connected to the earphone body 1 or the bone conduction device 2, the audio is played through the traditional earphone, and the earphone is suitable for users with slight amblyopia to enhance the sound effect.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.
Claims (11)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011272921.5A CN112423183A (en) | 2020-11-13 | 2020-11-13 | Bone conduction earphone with improved bone conduction sound effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011272921.5A CN112423183A (en) | 2020-11-13 | 2020-11-13 | Bone conduction earphone with improved bone conduction sound effect |
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| Publication Number | Publication Date |
|---|---|
| CN112423183A true CN112423183A (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011272921.5A Pending CN112423183A (en) | 2020-11-13 | 2020-11-13 | Bone conduction earphone with improved bone conduction sound effect |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022100406A1 (en) * | 2020-11-13 | 2022-05-19 | 数码绿洲有限公司 | Bone conduction headphone for improving bone conduction sound effect |
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