CN206350127U - Earphone with double rear operatic tunes - Google Patents
Earphone with double rear operatic tunes Download PDFInfo
- Publication number
- CN206350127U CN206350127U CN201621453507.3U CN201621453507U CN206350127U CN 206350127 U CN206350127 U CN 206350127U CN 201621453507 U CN201621453507 U CN 201621453507U CN 206350127 U CN206350127 U CN 206350127U
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- phonation unit
- operatic tunes
- low frequency
- high frequency
- fixedly connected
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Abstract
The utility model provides a kind of earphone with double rear operatic tunes, including shell, bonnet, low frequency phonation unit and diameter are more than the high frequency phonation unit of low frequency phonation unit, shell is interlocked to form the cavity with outlet sound mouth with bonnet, low frequency phonation unit is arranged in cavity with high frequency phonation unit, high frequency phonation unit is combined with low frequency phonation unit, and the edge of low frequency phonation unit is fixedly connected with the inwall of shell, cavity is separated into the preceding operatic tunes and the rear operatic tunes by high frequency phonation unit jointly with low frequency phonation unit, the hollow rear operatic tunes is connected between low frequency phonation unit and bonnet and separates cylinder, the operatic tunes separates cylinder afterwards, the space that bonnet and low frequency phonation unit are surrounded is phonon chamber after first, space in the rear operatic tunes in addition to phonon chamber after first is phonon chamber after second.The earphone with double rear operatic tunes provided using the utility model, the high frequency audio and low frequency audio of the operatic tunes after regulation that can be independent.
Description
Technical field
The utility model is related to ear phone technology field, more specifically, is related to a kind of earphone with double rear operatic tunes.
Background technology
Current earphone is usually used in MP3 walkmans, mobile phone, personal digital assistant (PDA) or notebook computer etc., with
It is used as personal independent listen to so that earphone turns into one of indispensable important accessory of electronic product at present.With people
Continuous improvement to tonequality requirement, the acoustical quality of earphone increasingly paid attention to by people.Earphone of the prior art is typically just
One loudspeaker is installed in housing, it is impossible to take into account the frequency range and tonequality of low-and high-frequency.
In view of the above-mentioned problems, the Dual-speaker headphone including high-frequency horn and Low frequency horn is occurred in that on the market, due to double loudspeakers
Earphone can produce high frequency audio and low frequency audio simultaneously, so as to enjoy user to like.But existing Dual-speaker headphone without
The high frequency audio and low frequency audio of the operatic tunes after the regulation of method independence.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of earphone with double rear operatic tunes, existing to solve
Dual-speaker headphone can not the separately adjustable rear operatic tunes high frequency audio and low frequency audio the problem of.
What the utility model was provided has the earphone of double rear operatic tunes, including:Shell, bonnet, low frequency phonation unit and diameter
More than the high frequency phonation unit of low frequency phonation unit, shell is interlocked to form the cavity with outlet sound mouth with bonnet, low frequency sounding
Unit is arranged in cavity with high frequency phonation unit, and high frequency phonation unit is combined with low frequency phonation unit, and low frequency sounding list
The edge of member is fixedly connected with the inwall of shell, and cavity is separated into the preceding operatic tunes by high frequency phonation unit jointly with low frequency phonation unit
With the rear operatic tunes, the hollow rear operatic tunes is connected between low frequency phonation unit and bonnet and separates cylinder, the rear operatic tunes separate cylinder, after
The space that lid and low frequency phonation unit are surrounded is phonon chamber after first, and the space in the rear operatic tunes in addition to phonon chamber after first is
Phonon chamber after second.
Additionally, it is preferred that structure be that the first limited step, the edge of low frequency phonation unit are provided with the inwall of shell
Fastened with the first limited step;And, the fixation that profile is adapted with high frequency phonation unit is connected with the inwall of shell
Plate, the edge of high frequency phonation unit is fixedly connected with fixed plate.
Furthermore it is preferred that structure be that low frequency phonation unit includes low frequency magnetic circuit system, and low frequency magnetic circuit system leads including first
Yoke, the first magnet positioned at the first conductive magnetic yoke marginal position and the first magnet is fixedly connected on away from the first conductive magnetic yoke side
First washer;Wherein, it is fixedly connected with first line plate in the side of horizontal fixed part towards the bonnet of the first conductive magnetic yoke;First
Magnet is fixedly connected on the opposite side of the horizontal fixed part of the first conductive magnetic yoke;Mutually block with the first limited step at the edge of first washer
Close.
Furthermore, structure preferably is that the first pad is provided with first line plate, sound after corresponding to second on shell
The position of sub- chamber offers entrance hole.
Additionally, it is preferred that structure be, low frequency phonation unit also include low-frequency vibration system, low-frequency vibration system include first
Vibrating diaphragm and the first voice coil loudspeaker voice coil, first vibrating diaphragm are fixedly connected between the first washer and the longitudinally fixed portion of the first conductive magnetic yoke, the
One voice coil loudspeaker voice coil is fixedly connected on the first vibrating diaphragm towards the side of horizontal fixed part.
Furthermore it is preferred that structure be that high frequency phonation unit includes high frequency magnetic circuit system, and high frequency magnetic circuit system leads including second
Yoke, the second magnet for being fixedly connected on the second conductive magnetic yoke center side and it is fixedly connected on the second magnet and is led away from second
Second washer of yoke side, the opposite side in the second conductive magnetic yoke center is fixedly connected with the second wiring board, in the second line
The second pad is provided with the plate of road.
Additionally, it is preferred that structure be, high frequency phonation unit also include dither system, dither system include second
Vibrating diaphragm and the second voice coil loudspeaker voice coil for being fixed on the second vibrating diaphragm side;Wherein, the edge of the second vibrating diaphragm is fixedly connected with the second conductive magnetic yoke, the
Two voice coil loudspeaker voice coils are located in the magnetic gap between the second conductive magnetic yoke and the second magnet.
Furthermore it is preferred that structure be that the position difference corresponding to phonon chamber after phonon chamber and second after first is covered after
Offer at least one and let out acoustic aperture.
Furthermore, structure preferably is that pleasant gum cover is provided with outlet sound mouth.
Compared with prior art, the utility model has the advantage of be separated into sound after two independent first by the rear operatic tunes
Acoustic aperture is let out in phonon chamber after sub- chamber and second, the adjustment that phonon chamber can be independent after phonon chamber and second after first itself, from
And after independent regulation first after the high frequency tonequality and second of phonon chamber phonon chamber low frequency tonequality, and be independent of each other.
Brief description of the drawings
By reference to the explanation below in conjunction with accompanying drawing, and with being more fully understood to of the present utility model, this practicality is new
The other purposes and result of type will be more apparent and should be readily appreciated that.In the accompanying drawings:
Fig. 1 is the stereochemical structure sectional view of the earphone with double rear operatic tunes according to the utility model embodiment;
Fig. 2 is Fig. 1 front view.
Reference therein includes:Shell 1, the first limited step 11, fixed plate 12, entrance hole 13, bonnet 2, let out sound
Hole 21, low frequency phonation unit 3, the first conductive magnetic yoke 31, the first magnet 32, the first washer 33, the first vibrating diaphragm 34, the first voice coil loudspeaker voice coil 35,
First line plate 36, the first pad 37, high frequency phonation unit 4, the second conductive magnetic yoke 41, the second magnet 42, the second washer 43, second
Phonon chamber 61, second after vibrating diaphragm 44, the second voice coil loudspeaker voice coil 45, the second wiring board 46, the second pad 47, outlet sound mouth 5, the rear operatic tunes 6, first
Phonon chamber 62, the preceding operatic tunes 7, the rear operatic tunes separate cylinder 8, pleasant gum cover 9 afterwards.
Identical label indicates similar or corresponding feature or function in all of the figs.
Embodiment
In the following description, for purposes of illustration, in order to provide the comprehensive understanding to one or more embodiments, explain
Many details are stated.It may be evident, however, that these embodiments can also be realized in the case of these no details.
In other examples, for the ease of describing one or more embodiments, known structure and equipment are shown in block form an.
Fig. 1 and Fig. 2 respectively illustrate the perspective cross-sectional of the earphone with double rear operatic tunes according to the utility model embodiment
Structure and plane sectional structure.
As Fig. 1 and Fig. 2 jointly shown in, what the utility model embodiment was provided have it is double after the operatic tunes earphone, including:Shell
1st, bonnet 2, low frequency phonation unit 3 and high frequency phonation unit 4;Bonnet 2 is covered on an end of shell 1, and chamber is surrounded with shell 1
Body, the other end of shell 1 is outlet sound mouth 5, and pleasant gum cover 9 is arranged with outlet sound mouth 5, and outlet sound mouth 5 is the master voice of earphone
Output channel;Low frequency phonation unit 3 is separately mounted in cavity with high frequency phonation unit 4, and the diameter of low frequency phonation unit 3 is big
In the diameter of high frequency phonation unit 4, diametric(al) of the low frequency phonation unit 3 with high frequency phonation unit 4 in cavity along shell 1
Mirror image is combined so that low frequency phonation unit 3 and high frequency phonation unit 4 are common cavity is separated after the operatic tunes 6 and the preceding operatic tunes 7,
In Fig. 1 and Fig. 2, what it is with outlet sound mouth 5 is the preceding operatic tunes 7.
The part that shell 1 in the utility model corresponds to the rear operatic tunes 6 can be cylinder, square or cuboid, low
The shape of frequency phonation unit 3 is adapted with shell 1, and shell 1 is illustrated that cylinder in Fig. 1, and low frequency phonation unit 3 is annulus
Shape.
A hollow rear operatic tunes is provided with the rear operatic tunes 6 and separates cylinder 8, the rear operatic tunes separates one end of cylinder 8 with after
Lid 2 is fixedly connected, and the other end is fixedly connected with low frequency phonation unit 3, in the rear operatic tunes 6, and the rear operatic tunes separates cylinder 8 and sent out with low frequency
The space that sound unit 3, bonnet 2 are surrounded is phonon chamber 61 after first, and it is that the space of phonon chamber 61 after first is removed in the rear operatic tunes 6
Phonon chamber 62 after two, phonon chamber 62 is the separate operatic tunes after phonon chamber 61 and second after first, and phonon chamber 62 after second
The outside of phonon chamber 61 after first.Correspond to the position of phonon chamber 62 after phonon chamber 61 and second after first on bonnet 2
Offer at least one respectively and let out acoustic aperture 21, by regulation let out the size and number of acoustic aperture 21 come phonon chamber 61 after adjusting first with
The tonequality of phonon chamber 62 after second.Because phonon chamber 62 is the independent operatic tunes after phonon chamber 61 and second after first, therefore, adjusting
It is independent of each other after section first after phonon chamber 61 and second during the tonequality of phonon chamber 62.
The utility model separates cylinder 8 by the hollow rear operatic tunes set in the rear operatic tunes 6 and the rear operatic tunes 6 is separated into independence
First after phonon chamber 62 after phonon chamber 61 and second, phonon chamber 62 can be each independent after phonon chamber 61 and second after first
Regulation itself lets out acoustic aperture 21, realizes after first the separately adjustable of phonon chamber 62 tonequality after phonon chamber 61 and second.The operatic tunes divides afterwards
Spacer post body 8 can be cylinder or prism, depending on the actual conditions of earphone.
In a preferred embodiment of the present utility model, the rear operatic tunes separates cylinder 8 and bonnet 2 and is formed in one knot
Structure.
The first limited step 11, the edge of low frequency phonation unit 3 and the first limited step are provided with the inwall of shell 1
11 are fastened, so as to draw, the one end of low frequency phonation unit 3 along direction of vibration is fixed with the first limited step 11, low frequency
The other end of the phonation unit 3 along direction of vibration separates cylinder 8 with the rear operatic tunes to be fixed, and can keep low frequency phonation unit 3 in vibration
During stability.
Position corresponding to high frequency phonation unit 4 on the inwall of shell 1 is additionally provided with outside fixed plate 12, fixed plate 12
Shape is adapted with the profile of high frequency phonation unit 4, specially annular, and the edge of high frequency phonation unit 4 is fixed on fixed plate 12
The edge of inner circle, the cylindrical edge of fixed plate 12 is fixedly connected with the inwall of shell 1, is offered in fixed plate 12 and is let out acoustic aperture
21。
In another preferred embodiment of the present utility model, fixed plate 12 and shell 1 are formed in one structure.
Because low frequency phonation unit 3 is annular, high frequency phonation unit 4 is arranged on the circular hole in the middle of low frequency phonation unit 3
On, therefore, phonon chamber 61 lays particular emphasis on the regulation of high frequency tonequality equivalent to the rear operatic tunes of high frequency phonation unit 4 after first;After second
Phonon chamber 62 lays particular emphasis on the regulation of low frequency tonequality equivalent to the rear operatic tunes of low frequency phonation unit 3.
Low frequency phonation unit 3 in the utility model, including low frequency magnetic circuit system and low-frequency vibration system, low frequency therein
Magnetic circuit system includes:First conductive magnetic yoke 31, the first magnet 32 positioned at the marginal position of the first conductive magnetic yoke 31 and it is fixedly connected on
First washer 33 of one magnet 32 away from the side of the first conductive magnetic yoke 31;Wherein, (figure is not including horizontal fixed part for the first conductive magnetic yoke 31
Show) and longitudinally fixed portion (not shown), company is fixed in the longitudinally fixed portion that the preceding operatic tunes separates the conductive magnetic yoke 31 of cylinder 9 and first
Connect;First line plate 36 is provided with the side of horizontal fixed part towards bonnet 2, the rear operatic tunes separates cylinder 8 and is supported on First Line
On road plate 36, and the first pad 37 is provided with first line plate 36, the position of phonon chamber 62 after second is corresponded on shell 1
Put and offer entrance hole 13, led to wire on first line plate 36 from entrance hole 13;In horizontal fixed part towards the another of bonnet 2
The edge of side is fixedly connected with the side of the first magnet 32, and the side of the opposite side of the first magnet 32 and the first washer 33 is fixed
Connection, the opposite side of the first washer 33 fastens with the first limited step 11.
It should be noted that the first magnet 32 and the first washer 33 are respectively annular, the He of the first magnet 32 with reference to after
The longitudinally fixed portion of first washer 33 and the first conductive magnetic yoke 31 forms the magnetic gap of low frequency magnetic circuit system.
Low-frequency vibration system includes the first vibrating diaphragm 34, is fixed on the first voice coil loudspeaker voice coil 35 of the side of the first vibrating diaphragm 34, wherein, first
Vibrating diaphragm 34 is cirque structure, and the inner circle edge of the first vibrating diaphragm 34 is fixedly connected with the longitudinally fixed portion of the first conductive magnetic yoke 31,
The outer circular edge of first vibrating diaphragm 34 is fixedly connected with the first washer 33, and the first voice coil loudspeaker voice coil 35 be fixedly connected on the first vibrating diaphragm 34 towards
The side of the horizontal fixed part of first conductive magnetic yoke 31, i.e. the first voice coil loudspeaker voice coil 35 are in the magnetic gap of low frequency magnetic circuit system, the first sound
Circle 35 is as the vibration of the first vibrating diaphragm 34 is in magnetic gap internal cutting magnetic induction line.
High frequency phonation unit 4 in the utility model includes high frequency magnetic circuit system and dither system, high frequency therein
Magnetic circuit system includes:Second conductive magnetic yoke 41, the second magnet 42 for being fixedly connected on the center side of the second conductive magnetic yoke 41 and solid
Surely second washer 43 of second magnet 42 away from the side of the second conductive magnetic yoke 41 is connected to, the second magnet 42 and the second washer 43 are housed
In the second conductive magnetic yoke 41, the edge of the second conductive magnetic yoke 41 is fixedly connected with fixed plate 12, in the center of the second conductive magnetic yoke 41
Opposite side be fixedly connected with the second wiring board 46, the second pad 47, the second conductive magnetic yoke 41 are provided with the second wiring board 46
The magnetic gap of high frequency magnetic circuit system is formed between the second magnet 42 and the second washer 43 after combination.
Dither system includes the second vibrating diaphragm 44, is fixed on the second voice coil loudspeaker voice coil 45 of the side of the second vibrating diaphragm 44 and positioned at second
The reinforcement part of the center of vibrating diaphragm 44;Wherein, the second vibrating diaphragm 44 includes fixed part (outermost for being located at the second vibrating diaphragm 44) and solid
The planar portions determined the ring portion for the male female structure that portion is wholely set and be arranged on inside ring portion (are located at the second vibrating diaphragm 44
Penetralia), reinforcement part is arranged on the planar portions of the second vibrating diaphragm 44, is mainly used in adjusting the acoustical behavior of low frequency phonation unit 3, is
The oeverall quality of vibrational system is reduced, is generally set in the position of the planar portions correspondence reinforcement part of the second vibrating diaphragm 44 and removes material, reinforcement
Portion is then covered in the feeding position;The fixed part of second vibrating diaphragm 44 is fixedly connected with the second conductive magnetic yoke 41;Second voice coil loudspeaker voice coil 45 is combined
It is located in the second vibrating diaphragm 44 towards the side of the second magnet 42, and the second voice coil loudspeaker voice coil 45 in the magnetic gap of high frequency magnetic circuit system, second
Voice coil loudspeaker voice coil 45 is as the vibration of the second vibrating diaphragm 44 is in magnetic gap internal cutting magnetic induction line.
, can be in the center of the second conductive magnetic yoke 41, the second magnetic in an embodiment of the present utility model
Through hole is offered respectively on the washer 43 of iron 42 and second, so that high frequency phonation unit 4 is connected with phonon chamber 61 after first, is opened up
Through hole serve as and let out acoustic aperture.
It is described above, embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, it should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be described with power
The protection domain that profit is required is defined.
Claims (9)
1. a kind of earphone with double rear operatic tunes, including:Shell, bonnet, low frequency phonation unit and diameter are sent out more than the low frequency
The high frequency phonation unit of sound unit, the shell is interlocked to form the cavity with outlet sound mouth with the bonnet, the low frequency hair
Sound unit is arranged in the cavity with the high frequency phonation unit;Characterized in that,
The high frequency phonation unit is combined with the low frequency phonation unit, and the edge of the low frequency phonation unit with it is described outer
The inwall of shell is fixedly connected, and the cavity is separated into the preceding operatic tunes by the high frequency phonation unit jointly with the low frequency phonation unit
With the rear operatic tunes, the hollow rear operatic tunes is connected between the low frequency phonation unit and the bonnet and separates cylinder, the rear sound
The space that chamber separation cylinder, the bonnet and the low frequency phonation unit are surrounded is phonon chamber after first, in the rear in the operatic tunes
Space in addition to phonon chamber after described first is phonon chamber after second.
2. as claimed in claim 1 have pair earphone of the rear operatic tunes, it is characterised in that
It is provided with the first limited step on the inwall of the shell, the edge of the low frequency phonation unit and described first spacing
Step fastens;And,
The fixed plate that profile is adapted with the high frequency phonation unit, the high frequency sounding are connected with the inwall of the shell
The edge of unit is fixedly connected with the fixed plate.
3. as claimed in claim 2 have pair earphone of the rear operatic tunes, it is characterised in that
The low frequency phonation unit includes low frequency magnetic circuit system, and the low frequency magnetic circuit system includes the first conductive magnetic yoke, positioned at described
First magnet of the first conductive magnetic yoke marginal position and first magnet is fixedly connected on away from the first conductive magnetic yoke side
First washer;Wherein,
First line plate is fixedly connected with the side of horizontal fixed part towards the bonnet of first conductive magnetic yoke;
First magnet is fixedly connected on the opposite side of the horizontal fixed part of first conductive magnetic yoke;
The edge of first washer fastens with first limited step.
4. as claimed in claim 3 have pair earphone of the rear operatic tunes, it is characterised in that
The first pad is provided with the first line plate, on the housing corresponding to the position of phonon chamber after described second
Offer entrance hole.
5. as claimed in claim 3 have pair earphone of the rear operatic tunes, it is characterised in that
The low frequency phonation unit also includes low-frequency vibration system, and the low-frequency vibration system includes the first vibrating diaphragm and the first sound
Circle, first vibrating diaphragm is fixedly connected between the longitudinally fixed portion of first washer and first conductive magnetic yoke, and described the
One voice coil loudspeaker voice coil is fixedly connected on first vibrating diaphragm towards the side of the horizontal fixed part.
6. as claimed in claim 3 have pair earphone of the rear operatic tunes, it is characterised in that
The high frequency phonation unit includes high frequency magnetic circuit system, and the high frequency magnetic circuit system includes the second conductive magnetic yoke, is fixedly connected
The second conductive magnetic yoke center side the second magnet and be fixedly connected on second magnet and led away from described second
Second washer of yoke side, the opposite side in the second conductive magnetic yoke center is fixedly connected with the second wiring board, in institute
State and the second pad is provided with the second wiring board.
7. as claimed in claim 6 have pair earphone of the rear operatic tunes, it is characterised in that
The high frequency phonation unit also includes dither system, and the dither system includes the second vibrating diaphragm and is fixed on institute
State the second voice coil loudspeaker voice coil of the second vibrating diaphragm side;Wherein, the edge of second vibrating diaphragm is fixedly connected with second conductive magnetic yoke, described
Second voice coil loudspeaker voice coil is located in the magnetic gap between second conductive magnetic yoke and second magnet.
8. the earphone with double rear operatic tunes as any one of claim 1-7, it is characterised in that
The position covered in the rear corresponding to phonon chamber after phonon chamber and described second after described first is offered at least respectively
One is let out acoustic aperture.
9. as claimed in claim 8 have pair earphone of the rear operatic tunes, it is characterised in that
Pleasant gum cover is provided with the outlet sound mouth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621453507.3U CN206350127U (en) | 2016-12-27 | 2016-12-27 | Earphone with double rear operatic tunes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621453507.3U CN206350127U (en) | 2016-12-27 | 2016-12-27 | Earphone with double rear operatic tunes |
Publications (1)
Publication Number | Publication Date |
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CN206350127U true CN206350127U (en) | 2017-07-21 |
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ID=59319309
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CN201621453507.3U Active CN206350127U (en) | 2016-12-27 | 2016-12-27 | Earphone with double rear operatic tunes |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114257919A (en) * | 2021-11-29 | 2022-03-29 | 歌尔股份有限公司 | Sound production device and electronic equipment |
CN115396762A (en) * | 2022-08-26 | 2022-11-25 | 歌尔股份有限公司 | Sound production module and electronic equipment |
CN114257919B (en) * | 2021-11-29 | 2024-07-02 | 歌尔股份有限公司 | Sound producing device and electronic equipment |
-
2016
- 2016-12-27 CN CN201621453507.3U patent/CN206350127U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114257919A (en) * | 2021-11-29 | 2022-03-29 | 歌尔股份有限公司 | Sound production device and electronic equipment |
CN114257919B (en) * | 2021-11-29 | 2024-07-02 | 歌尔股份有限公司 | Sound producing device and electronic equipment |
CN115396762A (en) * | 2022-08-26 | 2022-11-25 | 歌尔股份有限公司 | Sound production module and electronic equipment |
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