CN205754831U - Vibrational system and apply the speaker of described vibrational system - Google Patents
Vibrational system and apply the speaker of described vibrational system Download PDFInfo
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- CN205754831U CN205754831U CN201620074676.XU CN201620074676U CN205754831U CN 205754831 U CN205754831 U CN 205754831U CN 201620074676 U CN201620074676 U CN 201620074676U CN 205754831 U CN205754831 U CN 205754831U
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- voice coil
- main part
- vibrating diaphragm
- vibrational system
- top dome
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Abstract
This utility model provides a kind of vibrational system.Described vibrational system includes top dome, vibrating diaphragm and voice coil loudspeaker voice coil, described vibrating diaphragm includes the vibrating diaphragm main part of annular and is bent the ring portion of extension by described vibrating diaphragm main part outside ring, described ring portion is located on described vibrating diaphragm main part, described top dome includes top dome main part and is located on the extension of described top dome main part, described extension thickness is less than described top dome main part thickness, described extension includes first surface and the second surface being oppositely arranged, described first surface is concordant with described top dome main part, described second surface is relative with the end surfaces of described voice coil loudspeaker voice coil, described vibrating diaphragm main part is located in the clearance space between described extension and described voice coil loudspeaker voice coil.This utility model also provides for a kind of speaker applying described vibrational system.Vibrational system of the present utility model and apply the speaker of described vibrational system, makees thinning design by top dome edge, can save the assembly space of vibrational system.
Description
[technical field]
This utility model relates to electroacoustic conversion art, concrete, relates to a kind of vibrational system and application institute
State the speaker of vibrational system.
[background technology]
In recent years, Information technology fast development, especially wireless mobile telecommunication technology, more and more
Mobile electronic device occurs in daily life, such as smart mobile phone, panel computer, notebook
Computer and Rich media player have become the essential product in people's life.Along with these move electricity
Popularizing of subset, the volume how reducing mobile electronic device has also been increasingly becoming what user was paid close attention to
Focus.
The acoustical devices such as speaker are as voice playing device, the power amplifier to above-mentioned mobile electronic device
The impact of energy is the biggest.
In correlation technique, speaker includes that top dome, vibrating diaphragm and voice coil loudspeaker voice coil, described top dome are tabular, institute
Stating top dome, described vibrating diaphragm and described voice coil loudspeaker voice coil the most glued, the thickness that three connects is big, wasting space.
Therefore, it is necessary to provide a kind of new vibrational system and apply the speaker of described vibrational system with
Solve drawbacks described above.
[utility model content]
The purpose of this utility model is that providing a kind of saves space, but does not affect top dome intensity and high frequency
The vibrational system of cut-off frequency.
The technical solution of the utility model is as follows: a kind of vibrational system, including top dome, vibrating diaphragm and voice coil loudspeaker voice coil,
Described vibrating diaphragm includes the vibrating diaphragm main part of annular and is bent the folding of extension by described vibrating diaphragm main part outside ring
Ring portion, described ring portion is located on described vibrating diaphragm main part, and described top dome includes top dome main part and ring
Being located at the extension of described top dome main part, described extension thickness is less than described top dome main part thickness,
Described extension includes first surface and the second surface being oppositely arranged, described first surface and described ball
Top main part is concordant, and described second surface is relative with the end surfaces of described voice coil loudspeaker voice coil, described vibrating diaphragm main body
Portion is located in the clearance space between described extension and described voice coil loudspeaker voice coil.
In a preferred embodiment of the vibrational system of this utility model offer, described top dome is one-body molded.
In a preferred embodiment of the vibrational system of this utility model offer, described ring portion forms one
Scrobicular ring away from described first surface.
In a preferred embodiment of the vibrational system of this utility model offer, described vibrating diaphragm main part
Width is more than the width of described voice coil loudspeaker voice coil end face.
In a preferred embodiment of the vibrational system of this utility model offer, described second surface and institute
State vibrating diaphragm main part to connect for gluing.
This utility model provide vibrational system a preferred embodiment in, described vibrating diaphragm main part with
Described voice coil loudspeaker voice coil is glued connection.
This utility model additionally provides a kind of speaker applying described vibrational system, described speaker bag
Include the vibrational system described in above-mentioned any one.
The beneficial effects of the utility model are: the edge of described top dome is made thinning design forming thickness
Less than the extension of described top dome main part, by described top dome edge, described vibrating diaphragm main part and described
Voice coil loudspeaker voice coil is fixedly connected sequentially, and reaches to save the effect of assembly space, is possible not only to reduce described vibration system
The volume of system, top dome edge is thinning simultaneously does not makes significant difference to top dome intensity and high-frequency cut-off frequency.
[accompanying drawing explanation]
Fig. 1 is the assembling schematic diagram of speaker of the present utility model；
Fig. 2 is the sectional view along line A-A of the speaker shown in Fig. 1.
[detailed description of the invention]
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Incorporated by reference to refering to Fig. 1 to Fig. 2, wherein, Fig. 1 is that the assembling of speaker of the present utility model is shown
Being intended to, Fig. 2 is the sectional view along line A-A of the speaker shown in Fig. 1.
Described speaker 1 includes magnetic circuit system 11, vibrational system 13 and support system 15.Described
Support system 15 supports and fixes described magnetic circuit system 11 and described vibrational system 13, and maintains the two it
Between relative position.
Described magnetic circuit system 11 includes folding pole piece 111, magnet steel 113 and the magnetic bowl 115 set, institute successively
Stating magnetic bowl 115 and enclose the receiving space for housing described magnet steel 113, described magnet steel 113 houses
In described magnetic bowl 115, described pole piece 111 is attached at the surface of described magnet steel 113.Described magnet steel
The outside dimension of 113 is less than the receiving space size of described magnetic bowl 115.The inner side of described magnetic bowl 133
Shape between wall surface, the outer side wall surface of described pole piece 111 and the outer side wall surface of described magnet steel 113
Become magnetic gap 117.
Described vibrational system 13 includes top dome 131, vibrating diaphragm 133 and voice coil loudspeaker voice coil 135, described voice coil loudspeaker voice coil 135
For driving described vibrating diaphragm 133 to vibrate, described top dome 131 is used for adding strong vibration.
Described top dome 131 includes top dome main part 1311 and extension 1313, described extension 1313
It is located on described top dome main part 1311.The thickness of described extension 1313 is less than described top dome main body
The thickness in portion 1311.
Described top dome 131 is one-body molded, structural integrity, stable mechanical property, and service life is long.
Described extension 1313 includes first surface 13131 and the second surface 13133 being oppositely arranged,
Described first surface 13131 is concordant with described top dome main part 1311, due to described extension 1313
Thickness less than the thickness of described top dome main part 1311, the second table of the most described extension 1313
A thickness interval with difference in height is formed between face 13133 and described top dome main part 1311.
Described thickness interval is used for connecting described vibrating diaphragm 133 and described voice coil loudspeaker voice coil 135.Compared to relevant skill
Flat board top dome in art, described top dome 131 edge is made above-mentioned thinning design, is saved described vibrating diaphragm 133
With the assembly space of described voice coil loudspeaker voice coil 135, make the structure of described vibrational system 13 and described speaker 1 more
Compact.
Described vibrating diaphragm 133 includes the vibrating diaphragm main part 1331 of annular and by described vibrating diaphragm main part 1331
Bending the ring portion 1333 of extension outside ring, described ring portion 1333 is located on described vibrating diaphragm main part
1331, described ring portion 1333 forms one away from the scrobicular ring of described first surface 13131, therefore, institute
The assembling stating vibrational system 13 is more compact, reduces the volume of described speaker 1 further.
Described second surface 13133 is relative with the end surfaces of described voice coil loudspeaker voice coil 135, described vibrating diaphragm main body
Portion 1331 is located in the clearance space between described extension 1313 and described voice coil loudspeaker voice coil 135, it is to avoid
In vibration processes, relative change in location between three.
The width of described vibrating diaphragm main part 1331 more than the width of described voice coil loudspeaker voice coil 135 end face, therefore the two
Connection area bigger, fixing more reliable, it is to avoid described voice coil loudspeaker voice coil 135 extrudes described ring portion 1333,
Described ring portion 1333 is caused to deform.
Described second surface 13133, between described vibrating diaphragm main part 1331 and described voice coil loudspeaker voice coil 135 three
Connect in glued mode respectively, simple in construction, easy to operate, fixing reliable, and low cost.
Certainly, described second surface 13133, described vibrating diaphragm main part 1331 and described voice coil loudspeaker voice coil 135 3
It is not limited between person connecting in glued mode, fixes connected mode arbitrarily, as riveted, overlapping,
Snap connection, within being the most in like manner included in protection domain of the present utility model.
The operation principle of described speaker 1 is: when described voice coil loudspeaker voice coil 135 receives external impressed current signal,
The effect by Lorentz force in the magnetic field of described magnetic gap 117 of described voice coil loudspeaker voice coil 135 can produce displacement.
The current signal received along with described voice coil loudspeaker voice coil 135 is constantly changed direction so that described voice coil loudspeaker voice coil 135 is subject to
Lorentz force also correspondent transform direction so that described voice coil loudspeaker voice coil 135 is in described magnetic gap 117
Move back and forth, thus drive the vibration of described vibrating diaphragm 133 to send sound.
The speaker 1 that this utility model provides has the advantages that the limit of described top dome 131
Along thinning formation thickness less than the extension of described top dome main part 1311, by described top dome 131 edge,
Described vibrating diaphragm main part 1331 and described voice coil loudspeaker voice coil 135 are fixedly connected sequentially, and reach to save assembly space
Effect, it is possible to decrease the volume of described vibrational system 13, top dome edge is thinning to top dome intensity and height simultaneously
Frequently cut-off frequency does not makes significant difference.
Above-described is only embodiment of the present utility model, it should be noted here that for this area
Those of ordinary skill for, without departing from this utility model create design on the premise of, it is also possible to do
Go out to improve, but these belong to protection domain of the present utility model.
Claims (7)
1. a vibrational system, including top dome, vibrating diaphragm and voice coil loudspeaker voice coil, described vibrating diaphragm includes the vibrating diaphragm of annular
Main part and bent the ring portion of extension by described vibrating diaphragm main part outside ring, described ring portion is located on
Described vibrating diaphragm main part, it is characterised in that: described top dome includes top dome main part and is located on described ball
The extension of top main part, described extension thickness is less than described top dome main part thickness, described extension
Portion includes first surface and the second surface being oppositely arranged, described first surface and described top dome main part
Concordant, described second surface is relative with the end surfaces of described voice coil loudspeaker voice coil, and described vibrating diaphragm main part is located in
In clearance space between described extension and described voice coil loudspeaker voice coil.
Vibrational system the most according to claim 1, it is characterised in that: described top dome is one-body molded.
Vibrational system the most according to claim 1, it is characterised in that: described ring portion forms one
Scrobicular ring away from described first surface.
Vibrational system the most according to claim 1, it is characterised in that: described vibrating diaphragm main part
Width is more than the width of described voice coil loudspeaker voice coil end face.
Vibrational system the most according to claim 1, it is characterised in that: described second surface and institute
State vibrating diaphragm main part to connect for gluing.
Vibrational system the most according to claim 5, it is characterised in that: described vibrating diaphragm main part with
Described voice coil loudspeaker voice coil is glued connection.
7. a speaker, it is characterised in that: described speaker includes as appointed in claim 1 to 6
Anticipate a described vibrational system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620074676.XU CN205754831U (en) | 2016-01-26 | 2016-01-26 | Vibrational system and apply the speaker of described vibrational system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620074676.XU CN205754831U (en) | 2016-01-26 | 2016-01-26 | Vibrational system and apply the speaker of described vibrational system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205754831U true CN205754831U (en) | 2016-11-30 |
Family
ID=57373705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620074676.XU Active CN205754831U (en) | 2016-01-26 | 2016-01-26 | Vibrational system and apply the speaker of described vibrational system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205754831U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107277718A (en) * | 2017-07-28 | 2017-10-20 | 常州市润蒙声学科技有限公司 | Loudspeaker |
| CN107277719A (en) * | 2017-07-28 | 2017-10-20 | 常州市润蒙声学科技有限公司 | Loudspeaker |
| WO2021208676A1 (en) * | 2020-04-18 | 2021-10-21 | 华为技术有限公司 | Speaker core, speaker, and electronic device |
-
2016
- 2016-01-26 CN CN201620074676.XU patent/CN205754831U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107277718A (en) * | 2017-07-28 | 2017-10-20 | 常州市润蒙声学科技有限公司 | Loudspeaker |
| CN107277719A (en) * | 2017-07-28 | 2017-10-20 | 常州市润蒙声学科技有限公司 | Loudspeaker |
| WO2021208676A1 (en) * | 2020-04-18 | 2021-10-21 | 华为技术有限公司 | Speaker core, speaker, and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |