CN209488777U - A kind of bone-conduction speaker - Google Patents
A kind of bone-conduction speaker Download PDFInfo
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- CN209488777U CN209488777U CN201920479926.1U CN201920479926U CN209488777U CN 209488777 U CN209488777 U CN 209488777U CN 201920479926 U CN201920479926 U CN 201920479926U CN 209488777 U CN209488777 U CN 209488777U
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Abstract
The utility model belongs to ear speaker device technical field, is related to a kind of bone-conduction speaker.A kind of bone-conduction speaker, including external shell, transducing unit and vibration panel, transducing unit are located in external shell for generating vibration transducing unit；Bone-conduction speaker further includes oscillator bracket, and transducing unit is located in the oscillator bracket；Oscillator bracket is located in external shell, and one end of oscillator bracket is connect with vibration panel.According to the bone-conduction speaker that utility model embodiment provides, transducing unit is located in oscillator bracket, and one end of oscillator bracket is connect with vibration panel.Oscillator bracket is isolated between transducing unit and external shell, by transducing unit with external shell.One end of oscillator bracket is connect with vibration panel, and vibration panel is isolated with external shell.For transducing unit when vibration, the external shell is not felt by the vibration of transducing unit, is also not felt by the vibration of vibration panel, does not vibrate and be transmitted to external shell, so leakage sound will not be generated.
Description
Technical field
The utility model belongs to ear speaker device technical field, more particularly to a kind of bone-conduction speaker.
Background technique
Osteoacusis is a kind of sound conduction mode, i.e., converts sound to the mechanical oscillation of different frequency, passes through the cranium of people
Bone, osseous labyrinth, inner ear lymph transmitting, spiral organ, auditory nerve, auditory center transmit sound wave.It is generated relative to by vibrating diaphragm
The step of classical sound conduction mode of sound wave, osteoacusis eliminates the transmitting of many sound waves.Utilize this sound wave transfer mode
Earphone, i.e. bone conduction earphone, are popular instantly, have and are widely applied very much.
The principle of sound of bone conduction earphone is to carry out sounding by vibration.In bone conduction earphone work, transducing unit
Vibration drives auricular concha vibration, can travel to a part of vibrational energy in air in the form of a sound wave while vibration.This is
Since the transducing cell power of bone conduction earphone is bigger than the power of loudspeaker of conductance type earphone, cause so as to cause auricular concha resonance
's.Therefore, in the practical application of bone conduction earphone, the leakage sound of bone-conduction speaker is inhibited just to become bone conduction earphone raising
The key point of user experience.
The common method for eliminating leakage sound is to increase the vibration damping of transducing unit on the market at present, so that transducing unit exists
By more energy transmissions to human body when vibration, the energy for being diffused into vibration panel is reduced, so that the linkage vibration of auricular concha is reduced,
Achieve the purpose that inhibit leakage sound.But such technology still remains certain problem, i.e., when broadcast sound volume is larger, that is, changes
The vibration of auricular concha is still serious when energy cell operation energy is larger, and it is limited that leakage mail inscribes improved effect.
Utility model content
In view of this, the technical problem to be solved by the utility model is to there is leakage for existing bone-conduction speaker
The problem of sound, the utility model can effectively inhibit to leak the bone-conduction speaker and bone conduction earphone of sound it is necessary to provide one kind.
In order to solve the above technical problems, on the one hand, the utility model embodiment provides a kind of bone-conduction speaker, including outer
Portion's shell, transducing unit and vibration panel, the transducing unit are located at external shell for generating vibration, the transducing unit
It is interior；The bone-conduction speaker further includes oscillator bracket, and the transducing unit is located in the oscillator bracket；The oscillator bracket
In the external shell, one end of the oscillator bracket is connect with vibration panel.
Optionally, the transducing unit includes fixation spring tab；One end setting of the oscillator bracket is fluted；The transducing
The edge of the fixation spring tab of unit is located in the groove.
Optionally, the outside of the vibration panel further comprises folding part, and the folding part outward folding encases described
One end of oscillator bracket.
Optionally, one end of the oscillator bracket and the vibration panel pass through glue connection.
Optionally, the oscillator bracket is made of high damping material.
Optionally, the other end of the oscillator bracket be equipped with fixation hole, the fixation hole by the external shell with it is described
The connection of oscillator bracket.
Optionally, the transducing unit includes transducing unit kernel and oscillator elastic slice, the transducing unit kernel and described
Oscillator elastic slice is connected by muscle portion, wherein the muscle portion is curvilinear
Optionally, the curved shape of the muscle portion further comprises S-shaped, W-shaped, V-arrangement, U-shaped, zigzag or waveform.
Optionally, the vibration panel is equipped with the ventilation of the vibrational energy discharge for generating the transducing unit
Slot.
Optionally, the air channel is multiple, and the multiple air channel is annularly distributed on the vibration panel.
According to bone-conduction speaker provided by the embodiment of the utility model, the transducing unit for generating vibration is located at oscillator
In bracket, one end of the oscillator bracket is connected with the vibration panel.The oscillator bracket be located at the transducing unit and
Between the external shell, the transducing unit is isolated with the external shell.One end of the oscillator bracket and institute simultaneously
Vibration panel connection is stated, the vibration panel is isolated with the external shell.The transducing unit vibration when, due to
Transducing unit does not contact directly with external shell, and the external shell is not felt by the vibration of transducing unit, external shell
It is not felt by the vibration of vibration panel, does not vibrate and is transmitted to external shell, so leakage sound will not be generated.I.e. the utility model is real
The scheme for applying example offer effectively inhibits leakage mail topic of the existing technology.
In other words, bone-conduction speaker provided by the embodiment of the utility model, due to there is the presence of the oscillator bracket,
The transducing unit is located in oscillator bracket, and one end of the oscillator bracket is connected with vibration panel, and the oscillator bracket will
The transducing unit is isolated with the external shell, so the oscillator bracket is changed described when the vibration of transducing unit
The energy absorption that energy unit vibration generates, the energy that the vibration generates are not transferred to the external shell.Also it would not produce
Raw leakage mail topic of the existing technology.
Detailed description of the invention
Fig. 1 is the stereogram exploded view for the bone-conduction speaker that an embodiment of the present invention provides；
Fig. 2 is the exploded view of the transducing unit for the bone-conduction speaker that an embodiment of the present invention provides；
Fig. 3 is the perspective view of the oscillator bracket for the bone-conduction speaker that an embodiment of the present invention provides；
Fig. 4 is the main view of the vibration panel for the bone-conduction speaker that an embodiment of the present invention provides；
Fig. 5 is the perspective view of the vibration panel for the bone-conduction speaker that an embodiment of the present invention provides；
Fig. 6 is the main view of the oscillator elastic slice for the bone-conduction speaker that an embodiment of the present invention provides.
Appended drawing reference in specification is as follows:
10, transducing unit；11, conductive sheet；12, fixation spring tab；13, oscillator elastic slice；131, muscle portion；132, inner ring；133,
Outer ring；14, driving part；15, connecting shaft；16, oscillator shell；
20, vibration panel；21, folding part；22, air channel；23, protruding portion；
30, external shell；
40, oscillator bracket；41, groove；42, peripheral part；43, fixation hole.
Specific embodiment
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
The application range for not limiting the utility model is not making the creative labor for those of ordinary skill in the art
Under the premise of, the utility model can be applied to other similar scene according to these attached drawings.
As shown in the specification and claims, unless context clearly prompts exceptional situation, " one ", "one",
The words such as "an" and/or "the" not refer in particular to odd number, may also comprise plural number.It is, in general, that term " includes " is only mentioned with "comprising"
Show included the steps that clearly mark and element, and these steps and element do not constitute one it is exclusive enumerate, method or
Equipment may also include other step or element.Term "based" is " being based at least partially on ".Term " one embodiment "
It indicates " at least one embodiment "；Term " another embodiment " expression " at least one other embodiment ".The phase of other terms
Pass definition provides in will be described below.
Hereinafter, without loss of generality, in describing the utility model when osteoacusis the relevant technologies, " osteoacusis loudspeaking will be used
The description of device " or " bone conduction earphone ".The description is only a kind of form of osteoacusis application, for the ordinary skill in the field
For personnel, " loudspeaker " or " earphone " can also be replaced with other similar words, such as " player ", " hearing aid " etc..It is true
On, the various implementations in the utility model can be easily applied on the hearing device of other non-loudspeaker classes.
Referring to FIG. 1, a kind of bone-conduction speaker that an embodiment of the present invention provides, including transducing unit 10, vibration
Dynamic panel 20 and external shell 30.
Transducing unit 10 is located in external shell 30 for generating vibration, transducing unit 10；Bone-conduction speaker further includes
Oscillator bracket 40, transducing unit 10 are located in the oscillator bracket 40；Oscillator bracket 40 is located in external shell 30, oscillator bracket
40 one end is connect with vibration panel 30.
Further, the technical solution according to disclosed in the utility model embodiment, external shell 30 are made of hard material；
The said external shell 30 is formed in the opening of above-mentioned annular sidewall one end and one including an annular sidewall, one and is formed in above-mentioned ring
The outer casing bottom of shape side wall other end connection, above-mentioned annular sidewall and outer casing bottom are structure as a whole.Above-mentioned vibration panel 20
Edge and above-mentioned annular sidewall open at one end loop connecting.
According to the bone-conduction speaker that utility model embodiment provides, the transducing unit 10 for generating vibration is located at oscillator bracket
In 40, one end of oscillator bracket 40 is connected with vibration panel 20.Oscillator bracket 40 is located at transducing unit 10 and external shell 30
Between, transducing unit 10 is isolated with external shell 30.One end of oscillator bracket 40 is connect with vibration panel 20 simultaneously, will be vibrated
Panel 20 is isolated with external shell 30.Transducing unit 10 vibration when, due to transducing unit 10 not with external shell 30
It directly contacts, external shell 30 is not felt by the vibration of transducing unit 10, and external shell 30 is also not felt by vibration panel 20
Vibration, does not vibrate and is transmitted to external shell 30, so leakage sound will not be generated.Scheme i.e. provided by the embodiment of the utility model,
Effectively inhibit leakage mail topic of the existing technology.
In other words, bone-conduction speaker provided by the embodiment of the utility model is changed due to there is the presence of oscillator bracket 40
Can unit 10 be located in oscillator bracket 40, one end of oscillator bracket 40 is connected with vibration panel 20, and oscillator bracket 40 is by transducing
Unit 10 is isolated with external shell 30, so oscillator bracket 40 vibrates transducing unit 10 when transducing unit 10 vibrates
The energy absorption of generation, the energy for vibrating generation are not transferred to external shell 30, would not also generate of the existing technology
Leak mail topic.
Please also refer to Fig. 2 and Fig. 3, in technical solution provided by the embodiment of the utility model, transducing unit 10 includes
Fixation spring tab 12；One end setting fluted 41 of oscillator bracket 40；The edge of the fixation spring tab 12 of transducing unit 10 is located at described
In groove 41.The peripheral part 42 that oscillator bracket 40 removes groove 41 is connected with vibration panel.The other end of oscillator bracket 40
Equipped with fixation hole 43, fixation hole 43 is for external shell 30 to be connect with oscillator bracket 40.The fixation hole 43 can be it is multiple, only
It can be realized and connect external shell 30 with oscillator bracket 40.
According to technical solution provided by the embodiment of the utility model, above-mentioned transducing unit 10 is placed in above-mentioned oscillator bracket 40
It is interior, so that transducing unit 10 is isolated with external shell 30, the energy that the vibration of transducing unit 10 generates, in addition to being absorbed by the body, entirely
Portion is absorbed by oscillator bracket 40, and external shell 30 does not receive the energy that the vibration of transducing unit 10 generates, and will not generate existing skill
The topic of leakage mail present in art, i.e., technical solution provided by the utility model effectively inhibit leakage mail of the existing technology
Topic.Further, above-mentioned oscillator bracket 40 can be made of high damping material, which can be ABS plastic, should
Transducing unit 10 can be vibrated the energy absorption generated by ABS plastic, and assimilation effect is obvious, can obviously avoid external shell
30 vibrate because caused by vibrating transducing unit 10.It can be realized the technical effect of the utility model.
Please also refer to Fig. 4, the connection type of vibration panel 20 and oscillator bracket 40 can be by a variety of.A kind of connection type
As follows: the outside of vibration panel 20 further comprises folding part 21, and folding part 21 is foldable outwardly and encases the oscillator bracket 40
One end.Another connection type can be one end of oscillator bracket 40 and vibration panel 20 passes through glue connection.Use glue connection
Mode the space occupied is smaller, and the mode of glue connection can connect various material.
According to the technical solution of the utility model provided by Fig. 4 and Fig. 5, air channel 22 is provided on vibration panel 20,
Transducing unit 10 can be vibrated the energy generated and is discharged by the air channel 22, reduce the energy that the vibration of transducing unit 10 generates
Influence to audio frequency effect avoids leakage sound.Specifically, 22 main-vision surface of air channel can be round, ellipse, quadrangle or
Strip, as long as the energy that can generate vibration is discharged.
Further, air channel 22 can be multiple, and when air channel 22 is multiple, multiple air channel 22 can be in
Annular distribution is on vibration panel 20.And multiple air channel 22 can be equally distributed state, be also possible to non-homogeneous
The state of distribution.
Further, the side of vibration panel 20 and human contact are equipped with protruding portion 23, and multiple air channels 22 are around prominent
Portion 23 is arranged out, and multiple air channel 22 is lower than protruding portion 23.Multiple air channel 22 can uniformly divide around protruding portion 23
Cloth.Above-mentioned air channel 22 is lower than the protruding portion 23 of vibration panel 20, enables to the human body contacted with vibration panel 20 and vibration
The protruding portion 23 of panel 20 forms a confined space centered on air channel 22, described due to there is the presence of protruding portion 23
Confined space can be bigger, and the energy that the vibration that can be accommodated generates is more, easily facilitates air channel 22 and vibrates transducing unit 10
The energy of generation is discharged, thus inhibit energy leakage into air caused by leakage mail topic.Protruding portion 23 can be round, ellipse
It is round or rectangular.
Due to the presence of the air channel 22, the vibration panel 20 and the area of human contact can be reduced, and also just be reduced
The vibrational energy that human body receives, so also just inhibiting the generation of leakage sound to a certain extent.
According to fig. 2 with the technical solution of the utility model provided by Fig. 6, further, transducing unit 10 includes transducing
Unit kernel and oscillator elastic slice 13 for vibration damping, transducing unit kernel and oscillator elastic slice 13 are connected by muscle portion 131；Wherein,
Above-mentioned muscle portion 131 is curvilinear, and above-mentioned curved muscle portion 131 is capable of increasing the vibration that transducing unit 10 arrives 13 edge of oscillator elastic slice
Energy transmits stroke, so that more vibrational energies are absorbed by the body in contact process, to lower the amplitude of above-mentioned vibration,
To avoid the generation of leakage sound.
Further, the technical solution according to disclosed in the utility model embodiment, above-mentioned curved shape can be S shape, it is W-shaped,
V-arrangement, U-shaped, zigzag or waveform etc., above-mentioned muscle portion 131 are changed to curved shape by straight line, are capable of increasing above-mentioned transducing unit 10 and arrive
The transmitting stroke of the vibrational energy at above-mentioned 13 edge of vibration spring plate, so that more vibrational energies are inhaled in contact process by human body
It receives.The structure of oscillator bracket provided by the embodiment of the utility model has been able to absorb the energy that the vibration of transducing unit 10 generates,
It is just even more the energy for further absorbing vibration and generating along with stroke of the curved muscle portion in energy transfer process increases
Amount enables the technical solution of the utility model preferably to absorb the energy that vibration generates, and preferably reaches and inhibits leakage sound
Effect.
Specifically, as seen in figs, transducing unit 10 includes the conduction for passing sequentially through the connection of connecting shaft 15 from top to bottom
Piece 11, fixation spring tab 12, oscillator elastic slice 13 and driving part 14, transducing unit 10 further include the vibration for accommodating driving part 14
Subshell 16；Above-mentioned conductive sheet 11 is located at one end of connecting shaft 15, and for transmitting vibration, above-mentioned driving part 14 is located at connecting shaft
15 other end；Wherein, elastic slice 12 is used to adjust the angle and vibration damping of conductive sheet 11；Oscillator elastic slice 13 is located on oscillator shell 6,
Driving part 14 is fixed in oscillator shell 16.Wherein, conductive sheet 11, fixation spring tab 12, oscillator elastic slice 13 be it is round and
It is placed in connecting shaft 15.Wherein, above-mentioned oscillator bracket 40 is located at the outside of oscillator shell 16.
Oscillator elastic slice 13 includes inner ring 132 and outer ring 133, is connected between outer ring 133 and inner ring 132 by muscle portion 131,
The muscle portion 131 is S-shaped, W-shaped, V-arrangement, U-shaped or wavy curved shape, is capable of increasing above-mentioned transducing unit 10 to above-mentioned oscillator bullet
The vibrational energy at 13 edge of piece transmits stroke, inhibit energy leakage into air caused by leakage mail topic.
In one embodiment, above-mentioned oscillator elastic slice 13 is made of elastic material, 13 energy of oscillator elastic slice of above-mentioned elastic material
Enough reduce the vibration sense that above-mentioned transducing original part generates at work, thus inhibit energy leakage into air caused by leak mail
Topic.
Disclosed in the utility model embodiment in technical solution, above-mentioned vibration panel 20 is elastic material, can be reduced
The vibration sense that above-mentioned transducing unit 10 generates when working.Further, which can be silica gel material, so that transducing list
The vibrational energy that member 10 generates is transmitted to people's body absorption by silica gel material as far as possible, and silica gel material makes external shell 30
Hard material is few as far as possible to generate resonance with vibration panel 20, to reduce the leakage sound that the vibration of external shell 30 generates.
The vibration panel 20, transducing unit 10 and external shell 30 constitute the main part of bone conduction earphone.This field
Technical staff it is recognised that bone conduction earphone further includes other components, such as around head rear extension, with it is described after hang two
The ear-hang component of connection is held, these other components are not all described in detail in the present embodiment.The utility model embodiment
What is introduced is the main part connecting with ear-hang component: external shell, transducing unit and vibration panel, and osteoacusis conducts
There are two the main part of earphone is, the utility model embodiment is introduced by taking one of main part as an example.
The above is only the preferred embodiment of the utility model only, is not intended to limit the invention, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (11)
1. a kind of bone-conduction speaker, including external shell, transducing unit and vibration panel, which is characterized in that
The transducing unit is located in external shell for generating vibration, the transducing unit；
The bone-conduction speaker further includes oscillator bracket, and the transducing unit is located in the oscillator bracket；
The oscillator bracket is located in the external shell, and one end of the oscillator bracket is connect with vibration panel.
2. bone-conduction speaker according to claim 1, which is characterized in that
The transducing unit includes fixation spring tab；
One end setting of the oscillator bracket is fluted；
The edge of the fixation spring tab of the transducing unit is located in the groove.
3. bone-conduction speaker according to claim 1 or 2, which is characterized in that
The outside of the vibration panel further comprises folding part, and the folding part is foldable outwardly and encases the one of the oscillator bracket
End.
4. bone-conduction speaker according to claim 1 or 2, which is characterized in that
One end of the oscillator bracket and the vibration panel pass through glue connection.
5. bone-conduction speaker according to claim 1 or 2, which is characterized in that
The oscillator bracket is made of high damping material.
6. bone-conduction speaker according to claim 1 or 2, which is characterized in that
The other end of the oscillator bracket is equipped with fixation hole, and the fixation hole connects the external shell and the oscillator bracket
It connects.
7. bone-conduction speaker according to claim 1 or 2, which is characterized in that
The transducing unit includes transducing unit kernel and oscillator elastic slice, and the transducing unit kernel and the oscillator elastic slice pass through
Muscle portion connection, wherein the muscle portion is curvilinear.
8. bone-conduction speaker according to claim 7, which is characterized in that the curved shape further comprise S-shaped, it is W-shaped,
V-arrangement, U-shaped, zigzag or waveform.
9. bone-conduction speaker according to claim 1, which is characterized in that
The vibration panel is equipped with the air channel of the vibrational energy discharge for generating the transducing unit.
10. bone-conduction speaker according to claim 9, which is characterized in that
The air channel is multiple, and the multiple air channel is annularly distributed on the vibration panel.
11. bone-conduction speaker according to claim 9 or 10, which is characterized in that
The side of the vibration panel and human contact are equipped with protruding portion；
The air channel is arranged around the protruding portion, and the air channel is lower than the protruding portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920479926.1U CN209488777U (en) | 2019-04-10 | 2019-04-10 | A kind of bone-conduction speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920479926.1U CN209488777U (en) | 2019-04-10 | 2019-04-10 | A kind of bone-conduction speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209488777U true CN209488777U (en) | 2019-10-11 |
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ID=68135164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920479926.1U Active CN209488777U (en) | 2019-04-10 | 2019-04-10 | A kind of bone-conduction speaker |
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| CN (1) | CN209488777U (en) |
Cited By (2)
| 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 |
| CN113490096A (en) * | 2021-07-01 | 2021-10-08 | 深圳市三德大康电子有限公司 | Bone conduction earphone |
-
2019
- 2019-04-10 CN CN201920479926.1U patent/CN209488777U/en active Active
Cited By (3)
| 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 |
| CN113490096A (en) * | 2021-07-01 | 2021-10-08 | 深圳市三德大康电子有限公司 | Bone conduction earphone |
| CN113490096B (en) * | 2021-07-01 | 2023-07-21 | 深圳市三德大康电子有限公司 | Bone conduction earphone |
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