CN207995381U - Osteoacusis loudspeaker - Google Patents
Osteoacusis loudspeaker Download PDFInfo
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- CN207995381U CN207995381U CN201820380515.2U CN201820380515U CN207995381U CN 207995381 U CN207995381 U CN 207995381U CN 201820380515 U CN201820380515 U CN 201820380515U CN 207995381 U CN207995381 U CN 207995381U
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- osteoacusis loudspeaker
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- sound
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
本申请公开了一种骨传导喇叭。该骨传导喇叭包括接收声音信号并将声音信号转换为振动信号的换能装置、对换能装置进行固定的内壳体、对内壳体进行固定的外壳体以及在换能装置与外壳体之间进行振动信号传递的传振装置。换能装置固定在内壳体内，传振装置将内壳体悬挂连接在外壳体内，振动信号由换能装置依次通过内壳体和传振装置传递给外壳体。本申请解决了骨传导喇叭音质差、音量低、漏音严重、震动大带来的不适感以及功耗大的技术问题。
The application discloses a bone conduction horn. The bone conduction horn includes a transducer device that receives sound signals and converts the sound signals into vibration signals, an inner casing that fixes the transducer device, an outer casing that fixes the inner casing, and a gap between the transducer device and the outer casing. A vibration transmission device for transmitting vibration signals between them. The energy transducing device is fixed in the inner shell, and the vibration transmitting device suspends and connects the inner shell in the outer shell, and the vibration signal is transmitted to the outer shell through the inner shell and the vibration transmitting device successively by the energy transducing device. The application solves the technical problems of poor sound quality, low volume, serious sound leakage, discomfort caused by large vibration and high power consumption of the bone conduction speaker.
Description
Technical field
This application involves bone conduction technology fields, further, are related to a kind of high performance osteoacusis loudspeaker, it is specific and
Speech is related to a kind of osteoacusis loudspeaker that can improve sound quality and increase volume decrease low drain sound.
Background technology
Under normal circumstances, people can acoustic can be divided into two kinds：Gas conducts and osteoacusis.Gas conduction is air outside
Vibration is transmitted to ear-drum by duct, by the auditory nerve for the vibratory drive people that ear-drum is formed, thus perceives the vibration of sound.Bone
Conduction is to convert sound to the mechanical oscillation of different frequency, without external auditory canal and ear-drum, but passes through skin histology and bone
The vibration of head is transferred directly to inner ear, drives the auditory nerve of people, and specific is to be drenched by the skull, the roads Gu Mi, inner ear of people
Bar liquid, spiral organ, auditory nerve and auditory center transmit sound wave.Earphone is made using osteoacusis principle and is referred to as bone biography
The core component of guide lug machine, bone conduction earphone is osteoacusis vibrating speaker, also referred to as osteoacusis loudspeaker.
Although current osteoacusis loudspeaker are being continuously improved and perfect, still remain that lower tone, volume are low, leakage sound is serious
Problem, especially middle bass quality suddenly wait improving.
For the sense of discomfort that osteoacusis tone quality of horn is poor in the related technology, volume is low, leakage sound is serious, vibrations are brought greatly and
The big problem of power consumption, currently no effective solution has been proposed.
Utility model content
The main purpose of the application is to provide a kind of osteoacusis loudspeaker, with solve osteoacusis tone quality of horn is poor, volume is low,
The big problem of leakage sound is serious, vibrations are brought greatly sense of discomfort and power consumption.
To achieve the goals above, this application provides a kind of osteoacusis loudspeaker.
According to the osteoacusis loudspeaker of the application, including：
It receives voice signal and voice signal is converted to the transducing head of vibration signal；
The inner housing that the transducing head is fixed；
The outer housing that the inner housing is fixed；
The biography vibrating device of vibration signal transmission is carried out between the transducing head and the outer housing,
The transducing head is fixed in the inner housing,
Inner housing suspension is connected in the outer housing by the biography vibrating device, and vibration signal is by the transducing head
It passes sequentially through the inner housing and the biography vibrating device passes to the outer housing.
Further, the inner housing includes first shell and second shell, and the second shell is set in described first
The lower part of shell, the inner wall of the second shell and the outer wall of the first shell fit closely, the bottom of the second shell
Offer transmission voice signal draws acoustic aperture.
Further, the transducing head includes magnet, magnet holder, voice coil and cover board, and the magnet holder is fixed on
In the first shell, the magnet is embedded in the recess portion opened up in the magnet holder, and the cover board capping is in the magnetic
On the top surface of iron, the voice coil is arranged in the top of the magnet.
Further, annular groove is offered in the top inner wall of the first shell, the top of the voice coil is embedded in institute
It states in groove, and is adhesively fixed by glue.
Further, it is described draw the first vibration-transmitting plate is provided at acoustic aperture, the edge of first vibration-transmitting plate is folded in described
Between first shell and the second shell, the magnet holder is fixed on first vibration-transmitting plate.
Further, the material of first vibration-transmitting plate is stainless steel materials in homogeneous thickness or beryllium-bronze plank.
Further, the outer housing includes third shell and the 4th shell, the edge of the third shell and described the
It is fastened and connected at the top of four shells, at least one the first venthole for transmitting voice signal, institute is offered on the third shell
It states and offers at least one the second venthole for transmitting voice signal on the 4th shell.
Further, the top surface of the third shell is convex structure raised outward, and the third shell uses
Soft plastic material is made.
Further, the biography vibrating device includes that the second vibration-transmitting plate and biography are shaken holder, the middle part of second vibration-transmitting plate with
The top surface of the first shell connects, and the edge of second vibration-transmitting plate is folded between the third shell and the 4th shell,
The bottom for passing the holder that shakes is connect with the top surface of second vibration-transmitting plate, the top for passing the holder that shakes and the third shell
Top inner wall connection.
Further, the material of second vibration-transmitting plate is stainless steel materials in homogeneous thickness or beryllium-bronze plank.
In the embodiment of the present application, transducing head is fixed in inner housing, and inner housing suspension is connected to outer by biography vibrating device
In shell, the voice signal received is converted to vibration signal by transducing head, and vibration signal passes sequentially through inner housing and biography again
Vibrating device passes to outer housing, simple in structure, easy to assembly, and inner housing and outer housing form two chambers, are transmitted in vibration
Being realized in journey improves sound quality, increases volume, reduces the purpose technique effect of leakage sound, and then solves osteoacusis tone quality of horn
Difference, volume are low, leak sound seriously, the technical problem that the sense of discomfort that vibrations are brought greatly and power consumption are big.
Description of the drawings
The attached drawing constituted part of this application is used for providing further understanding of the present application so that the application's is other
Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not
Constitute the improper restriction to the application.In the accompanying drawings：
Fig. 1 is the elevational sectional view of the utility model osteoacusis loudspeaker；
Fig. 2 is the oblique top cross-sectional view of the utility model osteoacusis loudspeaker；
Fig. 3 is the oblique bottom sectional view of the utility model osteoacusis loudspeaker；And
Fig. 4 is the structural schematic diagram of vibration-transmitting plate in the utility model osteoacusis loudspeaker.
Specific implementation mode
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application are clearly and completely described, it is clear that described embodiment is only
The embodiment of the application part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model of the application protection
It encloses.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way
Data can be interchanged in the appropriate case, so as to embodiments herein described herein.In addition, term " comprising " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps or unit
Process, method, system, product or equipment those of are not necessarily limited to clearly to list step or unit, but may include without clear
It is listing to Chu or for these processes, method, product or equipment intrinsic other steps or unit.
In this application, term "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on ... shown in the drawings or
Position relationship.These terms are not intended to limit indicated primarily to preferably describe the utility model and embodiment
Device, element or component must have particular orientation, or constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term "upper" also are likely used for indicating certain relations of dependence or connection relation in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected ", " socket " shall be understood in a broad sense.For example,
It may be a fixed connection, be detachably connected or monolithic construction；Can be mechanical connection, or electrical connection；It can be direct phase
Even, or indirectly connected through an intermediary, or it is two connections internal between device, element or component.
For those of ordinary skills, it can understand that above-mentioned term in the present invention specific contains as the case may be
Justice.
Hereinafter, without loss of generality, in osteoacusis the relevant technologies in describing the utility model, " osteoacusis loudspeaker " will be used
Description.The description is only a kind of form of osteoacusis application, for one of ordinary skill in the field, " loudspeaker "
It can be replaced with other similar words, such as " loud speaker ", " earphone ", " player ", " hearing aid " etc..In fact, this practicality is new
Various realization methods in type can be easily applied on the hearing device of other non-loud speaker classes.For example, for ability
It, may be right without departing substantially from this principle after the basic principle for understanding osteoacusis loudspeaker for the professional in domain
Implement modifications and variations of the concrete mode of osteoacusis loudspeaker with step progress in form and details, particularly, in osteoacusis loudspeaker
Middle addition ambient sound pickup and processing function, makes the loudspeaker realize the function of hearing aid.For example, the microphones such as microphone can
To pick up the sound of user's ambient enviroment, under certain algorithm, by (or the electric signal generated) transmission after acoustic processing
To osteoacusis loudspeaker part, i.e. osteoacusis loudspeaker can pass through certain modification, the function of picking up surrounding sounds be added, and pass through
Sound is passed into user by osteoacusis loudspeaker after certain signal processing, to realize the function of ossiphone.
As an example, algorithm mentioned here may include noise elimination, automatic growth control, acoustic feedback inhibition, wide dynamic range pressure
Contracting, active Context awareness, active anti-noise, directional process, tinnitus processing, multi-channel wide dynamic range compression, active chauvent's criterion,
The combination of one or more methods such as volume control.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
This application involves a kind of osteoacusis loudspeaker, which includes that transducing head, inner housing, outer housing and biography are shaken
Device, for receiving voice signal and voice signal being converted to vibration signal, inner housing is used for transducing head transducing head
It is fixed, outer housing passes vibrating device for shaking between transducing head and outer housing for inner housing to be fixed
The transmission of dynamic signal.It passes vibrating device inner housing suspension is connected in outer housing, transducing head is fixed in inner housing, vibration letter
Number by transducing head pass sequentially through inner housing and pass vibrating device pass to outer housing.Transducing head is fixed in inner housing, and biography is shaken
Inner housing suspension is connected in outer housing by device, and the voice signal received is converted to vibration signal by transducing head, vibration
Signal passes sequentially through inner housing and passes vibrating device again passes to outer housing, simple in structure, easy to assembly, inner housing and the shell bodily form
At two chambers, the purpose technique effect for improving sound quality, increasing volume, reducing leakage sound is realized in vibrating transmittance process.
As shown in Figure 1, Figure 2, Figure 3 shows, inner housing includes first shell 1 and second shell 2, and first shell 1 is bottom opening
It is columnar structured, second shell 2 be it is open-topped columnar structured, second shell 2 is set in the lower part of first shell 1,
The inner wall of second shell 2 and the lower part outer wall of first shell 1 fit closely, and transmission is offered on the bottom end face of second shell 2
Voice signal draws acoustic aperture 15.Draw it is horizontally disposed at acoustic aperture 15 have round first vibration-transmitting plate 6, in the first vibration-transmitting plate 6
Between position offer circular hole, the edge fixation of the first vibration-transmitting plate 6 is folded between first shell 1 and second shell 2.
As shown in Figure 1, Figure 2, Figure 3 shows, transducing head includes magnet 7, magnet holder 8, voice coil 9 and cover board 11, magnet holder 8
Bottom outer wall on be provided with circular protrusions, magnet holder 8 is embedded by the protrusion of bottom in the circular hole of the first vibration-transmitting plate 6,
Circular recess is provided in the bottom interior wall of magnet holder 8, magnet 7 is embedded in recess portion.Cover board 11 is capped in the top surface of magnet 7
On, circular ring shape voice coil 9, which is arranged on the top of magnet 7, the top inner wall of first shell 1, offers annular groove, the top of voice coil 9
Portion is embedded in groove, and is adhesively fixed to voice coil 9 and first shell 1 by glue.It is offered on the top surface of first shell 1
Wire guide 12 for externally drawing conducting wire on voice coil 9.Opening up for groove can effectively be fixed voice coil 9, raising group
The accuracy of dress, additionally it is possible to the outflow for preventing surplus glue makes extra glue preferably wrap voice coil 9, increases fastness,
Aesthetic appeal.
As shown in Figure 1, Figure 2, Figure 3 shows, outer housing includes third shell 3 and the 4th shell 4, and the 4th shell 4 is open top
It is columnar structured, the round lid-like of third shell 3, third shell 3 is capped the opening in the 4th shell 4, third shell 3
The top at edge and the 4th shell 4 be fastened and connected, at least one first venthole 13, the 4th shell are offered on third shell 3
At least one second venthole 14, the first venthole 13 and the second venthole 14 are offered on body 4 for transmitting voice signal.The
One venthole 13 and opening up for the second venthole 14 can reduce sound resistance, improve volume, improve sound quality, increase and transmit vibration signal
Sensitivity.
As shown in Figure 1, the top surface of third shell 4 is convex structure raised outward, third shell 3 uses soft modeling
Material material is made, such as the synthetic of rubber, silica gel, latex or rubber, silica gel and latex.Pass the soft material in the process that shakes
Convex structure made of material can increase comfort level to user, to adapt to irregular human body surface.
As shown in Figure 1, Figure 2, Figure 3 shows, it includes that the second vibration-transmitting plate 5 and biography are shaken holder 10 to pass vibrating device, in the second vibration-transmitting plate 5
Portion is connect with the top surface of first shell 1, and the edge of the second vibration-transmitting plate 5 is folded between third shell 3 and the 4th shell 4, and biography is shaken
The bottom of holder 10 is connect with the top surface of the second vibration-transmitting plate 5, and the top for passing the holder 10 that shakes and the top inner wall of third shell 3 connect
It connects.Carry out pass shake during, human contact or squeeze third shell 3 when, the top inner wall of third shell 3 with second biography shakes
Piece 5 is in close contact and is formed with transducing head and linked, and reduces the incidence of distorsion, improves and passes effect of shaking, and reduces sound damage.Second passes
The piece 5 that shakes is connect with first shell 1, and can play reduces the sense of discomfort caused by vibration, is increased third shell 3 indirectly and is connect with human body
Touch comfort level.
In some embodiments of the utility model, the first vibration-transmitting plate 6 is identical with 5 structure of the second vibration-transmitting plate, as shown in figure 4,
Vibration-transmitting plate includes inner ring 201, outer shroud 202 and the strut for connecting inner ring 201 and outer shroud 202, and strut is with the curved of bending angle
The quantity of bar, strut can be one or more.Be represented in Fig. 4 strut quantity be five (203-1,203-2,203-3,
203-4、203-5).Strut be curved bar vibration-transmitting plate and vibration-transmitting plate resilience in comparison index variation that strut is straight-bar it is gentler,
The coefficient of elasticity of vibration-transmitting plate has decisive influence for the sound quality of osteoacusis loudspeaker, therefore strut uses curved bar, non-linear distortion
Situation can be significantly improved, therefore more be stablized using the vibration-transmitting plate sound quality of curved bar.
In some embodiments of the utility model, the shape of inner ring 201 and/or outer shroud 202 can be circle, triangle,
Quadrangle, pentagon, hexagon and other any similar geometries.Compared to a strut or two struts, three
To five struts advantage be use during, stability is more preferable, it is not easy to glance off, reliability is stronger when use.Institute
The deflection of meaning refers to that 201 place plane of inner ring and 202 place plane of outer shroud are not parallel, and there are the abnormal conditions of angle, should
State will produce improper vibration during the work time, be unfavorable for showing the normal vocal quality of osteoacusis loudspeaker.And compared to more
The strut of multi-quantity.Since the space between inner ring 201 and outer shroud 202 is limited, less strut can make the length of every strut
Longer, simultaneously because the quantity of strut increases, for the vibration-transmitting plate of same size, the elasticity between inner ring 201 and outer shroud 202 subtracts
Small, vibration-transmitting plate can not obtain lower resonant frequency, can be had adverse effect on to the sound quality of osteoacusis loudspeaker.
In some embodiments of the utility model, the densification that the first vibration-transmitting plate 6 and the second vibration-transmitting plate 5 use elasticity good is golden
Belong to, preferred material is stainless steel materials in homogeneous thickness, 304 elastic plate of preferred model and 301H elastic plates.No
The features such as steel that becomes rusty has elasticity good, is unlikely to deform, endurance, long lifespan, anticorrosive, and sound quality is good.
In some embodiments of the utility model, the densification that the first vibration-transmitting plate 6 and the second vibration-transmitting plate 5 use elasticity good is golden
Belong to, preferred material is beryllium-bronze plank in homogeneous thickness.Beryllium-bronze has elasticity more after Overheating Treatment and stiffened processing
Good, sound quality is more preferable, longer life expectancy, and corrosion resistance is stronger, it is less yielding the features such as.As the vibration-transmitting plate of osteoacusis loudspeaker, beryllium
Bronze plank has better effect with stainless steel materials in terms of sound quality.
In some embodiments of the utility model, material used by the first vibration-transmitting plate 6 and the second vibration-transmitting plate 5 is that thickness is equal
Even stainless steel materials and beryllium-bronze plank are applied in combination.
The utility model uses the vibration-transmitting plate of stainless steel materials and/or beryllium-bronze plank as osteoacusis loudspeaker, Neng Gouti
The sound quality of high osteoacusis loudspeaker improves the stability of service life and work.
In some embodiments of the utility model, first shell 1, second shell 2, the 4th shell 4 and the biography holder 10 that shakes are adopted
It is made of non-magnetic material.
In some embodiments of the utility model, magnet holder 8 using with good magnetic conductivity electrical pure iron or its
Its metal material is made.
The working process of the utility model is as follows sound is passed to hearing system by osteoacusis loudspeaker by bone, to produce
The raw sense of hearing.Osteoacusis loudspeaker generate the process of the sense of hearing, include mainly following steps,
Step 1：Osteoacusis loudspeaker obtain or generate the signal containing acoustic information；
Step 2：Osteoacusis loudspeaker generate vibration according to signal；
Step 3：Vibration is passed into hearing system by transfer device；
Step 4：Hearing system listens to sound.
In a kind of operative scenario, the signal of the pickup of osteoacusis loudspeaker or generation containing acoustic information passes through transducing head
Acoustic information is converted into acoustical vibration, and sound is passed to by sense organ by transfer device, user finally hears sound
Sound.Without loss of generality, hearing system described above, perceptron official rank main body can be people, can also be with hearing system
The animal of system.It should be noted that not constituted using the description of osteoacusis loudspeaker below for the mankind makes osteoacusis loudspeaker
With the limitation of scene, similar description may be equally applicable for other animals.
It is only above specific example to the description of osteoacusis loudspeaker substantially flow, is not considered as unique feasible
Embodiment.It, may be not after the basic principle for understanding osteoacusis loudspeaker for one of skill in the art
In the case of this principle, repaiied to implementing concrete mode and the step progress of osteoacusis loudspeaker in form and details various
Just and change, but these modifications and variations are still within the scope of above description.Believe containing sound for example, being obtained in step 1
Between signal and step 2 vibration of breath generate, signal correction can additionally be added or strengthen step, which can be by step 1
The signal of middle acquisition is strengthened or is corrected according to specific algorithm or parameter.Further, step 2 vibration generate and
Between step 3 vibrates transmission step, vibrating enhanced or amendment step can additionally be added.The step can utilize the sound of step 1
Sound signal is either strengthened or is corrected to vibration caused by step 2 according to environmental parameter.Similarly, this is vibrating enhanced or repaiies
Positive step can be completed between step 3 and step 4, such as carry out noise reduction, acoustic feedback inhibition, wide dynamic range pressure to signal
Contracting, automatic growth control, active Context awareness, active anti-noise, directional process, tinnitus processing, multi-channel wide dynamic range compression,
The processing of active chauvent's criterion, volume control or the combination of other similar or any of the above.Method and steps described herein
It can in appropriate circumstances in any suitable order, or realize simultaneously.In addition, theme described in without departing from here
In the case of spirit, each independent step can be deleted from any one method.Any exemplary each side as described above
Face can be combined with any exemplary various aspects in other described examples, to constitute further example, without
Lose the effect sought.
Specifically, in step 1, osteoacusis loudspeaker, which can be obtained or be generated according to different modes, contains acoustic information
Signal.Acoustic information can refer to video, audio file with format, and can also refer to can take in general sense
Band can finally be converted into the data or file of sound by particular approach.Signal containing acoustic information may come from osteoacusis
The sound storage device of loudspeaker itself can be from information generation, storage or transfer device other than osteoacusis loudspeaker.
Voice signal described herein is not limited to electric signal, may also comprise the other forms except electric signal such as optical signal, magnetic
Signal, mechanical signal etc..In principle, if the signal include osteoacusis loudspeaker can to generate the acoustic information of vibration,
Voice signal is can be used as to be handled.Voice signal is also not limited to a signal source, may come from multiple signal sources, this
A little multiple signal sources can correlation can also be independent of each other.Wired mode may be used in the mode that voice signal is transmitted or generated,
Wireless mode can also be used, it can also be delay in real time that can be.For example, osteoacusis loudspeaker can by wired or
The electric signal containing acoustic information is wirelessly received, data can also be directly obtained from storage medium, generates sound letter
Number；The component with sound collection function can be added in osteoacusis loudspeaker, by picking up the sound in environment, by the machine of sound
Tool vibration is converted into electric signal, and the electric signal for meeting particular requirement is obtained after being handled by amplifier.Wherein, wired connection includes
But it is not limited to use metallic cable, optical cable or metal and optical compound cable, such as：Coaxial cable, communication cable,
Flexible cable, spiral cable, nonmetallic sheathed cable, sheath wire, multicore cable, twisted-pair cable, ribbon cable, screen
Cover cable, communication cable, paired cable, twin-lead cable and twisted-pair feeder.
Specifically, in step 2, the signal containing acoustic information can be converted into vibrating and generate sound by osteoacusis loudspeaker
Sound.Along with the conversion of energy, osteoacusis loudspeaker can use specific transducing head to realize signal to machinery for the generation of vibration
Vibration conversion.May include coexisting and converting for a variety of different type energy during conversion.For example, electric signal passes through transducing
Device can be directly changed into mechanical oscillation, generate sound.For another example acoustic information is included in optical signal, it is a kind of specific
Transducing head may be implemented to be converted to the process of vibration signal by optical signal.It is other to be coexisted in the transducing head course of work
Energy with conversion includes thermal energy, magnetic field energy etc..The energy conversion regime of transducing head includes but not limited to moving-coil type, quiet
Electric-type, piezoelectric type, moving-iron type, pneumatic type, electromagnetic type etc..The frequency response range and sound quality of osteoacusis loudspeaker can be by differences
The influence of each physical assemblies performance in transposition mode and transducing head.For those skilled in the art, understanding
It, may be without departing substantially from this original after transposition mode and specific device can influence the basic principle of bone-conduction speaker audio quality
In the case of reason, choice, combination, amendment or change appropriate are carried out to the above-mentioned influence factor referred to, to which acquisition is ideal
Sound quality.Term " sound quality " used herein can be understood as the quality that can reflect sound, refer to after the processes such as handling, transmitting
The fidelity of audio.Sound quality is mainly described by loudness, tone and tone color three elements.Loudness is subjectivity of the human ear to sound intensity
Impression, is proportional to the logarithm of intensity of sound, intensity of sound, which sounds more greatly, feels louder.And with the frequency of sound and
Waveform is related.Tone, also known as pitch refer to subjective feeling of the human ear to acoustical vibration frequency height.Tone depends primarily on sound
The fundamental frequency of sound, fundamental frequency is higher, and tone is higher, while it is also related with the intensity of sound.Tone color refers to human ear to sound spy
The subjective sensation of color.Tone color depends primarily on the spectrum structure of sound, also with the loudness of sound, duration, establish process and
The factors such as decay process are related.The spectrum structure of sound be with fundamental frequency, tone number, harmonics distribution situation, amplitude size and
Phase relation describes.Different spectrum structures just has different tone colors.Even if fundamental frequency is identical with loudness, if harmonic wave knot
Structure is different, and tone color also differs.
Specifically, in step 3, sound passes to hearing system by transfer device.Transmission system can pass through Jie
Acoustical vibration is directly passed to hearing system by matter, can also be included in sound transmittance process and be passed again after certain processing
Pass hearing system.
Specifically, in step 4, the sound quality that human feeling arrives is also related with the hearing system of human body, different crowd may
It is different to the sensitivity of the sound of different frequency scope.In some embodiments, the sound to different frequency of human body is quick
Sense degree can be reflected by equal loudness contour.Certain crowds are insensitive to the sound in particular frequency range in voice signal,
The response intensity of the respective frequencies in equal loudness contour is then shown less than the response intensity in other frequencies.To the technology of this field
For personnel, in the description of human auditory's sensitivity, " equal loudness contour " can be replaced with similar word, for example, " etc. loudness
Curve ", " hearing response curve " etc..
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of osteoacusis loudspeaker, which is characterized in that including：
It receives voice signal and voice signal is converted to the transducing head of vibration signal；
The inner housing that the transducing head is fixed；
The outer housing that the inner housing is fixed；
The biography vibrating device of vibration signal transmission is carried out between the transducing head and the outer housing,
The transducing head is fixed in the inner housing,
The biography vibrating device by the inner housing suspension be connected in the outer housing, vibration signal by the transducing head successively
The outer housing is passed to by the inner housing and the biography vibrating device.
2. osteoacusis loudspeaker according to claim 1, which is characterized in that the inner housing includes first shell (1) and
Two shells (2), the second shell (2) are set in the lower part of the first shell (1), the inner wall of the second shell (2) with
The outer wall of the first shell (1) fits closely, the bottom of the second shell (2) offer transmit voice signal draw acoustic aperture
(15)。
3. osteoacusis loudspeaker according to claim 2, which is characterized in that the transducing head includes magnet (7), magnet branch
Frame (8), voice coil (9) and cover board (11), the magnet holder (8) are fixed in the first shell (1), and the magnet (7) is embedding
It is located in the recess portion opened up in the magnet holder (8), cover board (11) capping is described on the top surface of the magnet (7)
Voice coil (9) is arranged in the top of the magnet (7).
4. osteoacusis loudspeaker according to claim 3, which is characterized in that opened in the top inner wall of the first shell (1)
Equipped with annular groove, the top of the voice coil (9) is embedded in the groove, and is adhesively fixed by glue.
5. osteoacusis loudspeaker according to claim 3, which is characterized in that it is described draw be provided with the first biography at acoustic aperture (15) and shake
The edge of piece (6), first vibration-transmitting plate (6) is folded between the first shell (1) and the second shell (2), described
Magnet holder (8) is fixed on first vibration-transmitting plate (6).
6. osteoacusis loudspeaker according to claim 5, which is characterized in that the material of first vibration-transmitting plate (6) is thickness
Uniform stainless steel materials or beryllium-bronze plank.
7. osteoacusis loudspeaker according to claim 2, which is characterized in that the outer housing includes third shell (3) and
Four shells (4) are fastened and connected at the top of the edge of the third shell (3) and the 4th shell (4), the third shell
(3) at least one the first venthole (13) for transmitting voice signal is offered on, and at least one is offered on the 4th shell (4)
A the second venthole (14) for transmitting voice signal.
8. osteoacusis loudspeaker according to claim 7, which is characterized in that the top surface of the third shell (3) is outward
The convex structure of protrusion, the third shell (3) are made of soft plastic material.
9. osteoacusis loudspeaker according to claim 7, which is characterized in that the biography vibrating device includes the second vibration-transmitting plate (5)
It shakes holder (10) with biography, the middle part of second vibration-transmitting plate (5) is connect with the top surface of the first shell (1), and described second passes
The shake edge of piece (5) is folded between the third shell (3) and the 4th shell (4), the biography shake holder (10) bottom with
The top surface of second vibration-transmitting plate (5) connects, the top inner wall at the top and the third shell (3) for passing the holder (10) that shakes
Connection.
10. osteoacusis loudspeaker according to claim 9, which is characterized in that the material of second vibration-transmitting plate (5) is thickness
Uniform stainless steel materials or beryllium-bronze plank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820380515.2U CN207995381U (en) | 2018-03-20 | 2018-03-20 | Osteoacusis loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820380515.2U CN207995381U (en) | 2018-03-20 | 2018-03-20 | Osteoacusis loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207995381U true CN207995381U (en) | 2018-10-19 |
Family
ID=63827571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820380515.2U Expired - Fee Related CN207995381U (en) | 2018-03-20 | 2018-03-20 | Osteoacusis loudspeaker |
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| Country | Link |
|---|---|
| CN (1) | CN207995381U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109831716A (en) * | 2019-04-10 | 2019-05-31 | 深圳湃声声学科技有限公司 | A kind of bone-conduction speaker |
| CN109905829A (en) * | 2019-01-24 | 2019-06-18 | 艺尔康听力科技（上海）有限公司 | A kind of vibration spring plate of ossiphone |
| WO2020258274A1 (en) * | 2019-06-28 | 2020-12-30 | 深圳市金泰坦科技有限公司 | Bone conduction loudspeaker and earphone |
| WO2021128654A1 (en) * | 2019-12-24 | 2021-07-01 | 深圳市睿德龙科技有限公司 | Bone conduction loudspeaker for ultrasonic and electroacoustic system |
| CN113749303A (en) * | 2020-06-02 | 2021-12-07 | 北京晓聪科技有限公司 | Electronic cigarette equipment and sound production method |
| CN114205693A (en) * | 2021-12-08 | 2022-03-18 | 深圳市盟大网络科技有限公司 | Bone conduction embedding loudspeaker and electronic equipment |
| WO2022056952A1 (en) * | 2020-09-15 | 2022-03-24 | 瑞声声学科技(深圳)有限公司 | Bone conduction apparatus |
| CN116156381A (en) * | 2023-02-21 | 2023-05-23 | 迈吉科(山东)医疗器械有限公司 | Bone conduction earphone with transducer provided with vibration supporting arm |
| RU2797645C1 (en) * | 2020-04-29 | 2023-06-07 | Шэньчжэнь Шокз Ко., Лтд. | Acoustic devices and their magnetic circuits |
| WO2024016119A1 (en) * | 2022-07-18 | 2024-01-25 | 深圳市韶音科技有限公司 | Transducing device and earphone |
| US12192732B2 (en) | 2020-04-29 | 2025-01-07 | Shenzhen Shokz Co., Ltd. | Acoustic devices and magnetic circuit assemblies thereof |
| WO2025015452A1 (en) * | 2023-07-14 | 2025-01-23 | 深圳市韶音科技有限公司 | Loudspeaker |
-
2018
- 2018-03-20 CN CN201820380515.2U patent/CN207995381U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109905829A (en) * | 2019-01-24 | 2019-06-18 | 艺尔康听力科技（上海）有限公司 | A kind of vibration spring plate of ossiphone |
| CN109831716A (en) * | 2019-04-10 | 2019-05-31 | 深圳湃声声学科技有限公司 | A kind of bone-conduction speaker |
| WO2020258274A1 (en) * | 2019-06-28 | 2020-12-30 | 深圳市金泰坦科技有限公司 | Bone conduction loudspeaker and earphone |
| WO2021128654A1 (en) * | 2019-12-24 | 2021-07-01 | 深圳市睿德龙科技有限公司 | Bone conduction loudspeaker for ultrasonic and electroacoustic system |
| RU2797645C1 (en) * | 2020-04-29 | 2023-06-07 | Шэньчжэнь Шокз Ко., Лтд. | Acoustic devices and their magnetic circuits |
| US12192732B2 (en) | 2020-04-29 | 2025-01-07 | Shenzhen Shokz Co., Ltd. | Acoustic devices and magnetic circuit assemblies thereof |
| CN113749303A (en) * | 2020-06-02 | 2021-12-07 | 北京晓聪科技有限公司 | Electronic cigarette equipment and sound production method |
| WO2022056952A1 (en) * | 2020-09-15 | 2022-03-24 | 瑞声声学科技(深圳)有限公司 | Bone conduction apparatus |
| CN114205693A (en) * | 2021-12-08 | 2022-03-18 | 深圳市盟大网络科技有限公司 | Bone conduction embedding loudspeaker and electronic equipment |
| WO2024016119A1 (en) * | 2022-07-18 | 2024-01-25 | 深圳市韶音科技有限公司 | Transducing device and earphone |
| CN116156381A (en) * | 2023-02-21 | 2023-05-23 | 迈吉科(山东)医疗器械有限公司 | Bone conduction earphone with transducer provided with vibration supporting arm |
| WO2025015452A1 (en) * | 2023-07-14 | 2025-01-23 | 深圳市韶音科技有限公司 | Loudspeaker |
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Granted publication date: 20181019 |