CN208806976U - A kind of vibrating diaphragm and the loudspeaker enclosure using the vibrating diaphragm - Google Patents
A kind of vibrating diaphragm and the loudspeaker enclosure using the vibrating diaphragm Download PDFInfo
- Publication number
- CN208806976U CN208806976U CN201821554799.9U CN201821554799U CN208806976U CN 208806976 U CN208806976 U CN 208806976U CN 201821554799 U CN201821554799 U CN 201821554799U CN 208806976 U CN208806976 U CN 208806976U
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- CN
- China
- Prior art keywords
- vibrating diaphragm
- top dome
- aluminium foil
- angle
- foil layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of vibrating diaphragm, it includes top dome, the top dome includes first surface and the second surface that is oppositely arranged with the first surface, several strip grooves are provided on a surface in the first surface, the second surface, any two strip grooves are not parallel.The utility model additionally provides a kind of loudspeaker including the vibrating diaphragm.Vibrating diaphragm in the utility model in top dome by being arranged the groove being not parallel to each other, the rigidity of top dome in all directions can be improved, in diaphagras, be capable of increasing the effect of the bending stiffness at pitch circle, to obtain good high frequency performance, the sounding quality of speaker product is improved.
Description
[technical field]
The utility model relates to electroacoustic conversion art more particularly to a kind of vibrating diaphragm and use the loudspeaker enclosure of the vibrating diaphragm.
[background technique]
With the fast development of electronic information technology, more and more microphone devices are applied in each electronic product, especially
It is the mobile communication equipment of widely people's application, and people are not only concerned about that it is miniaturized, is multi-functional, more requires its sound effect high
It is quality, undistorted.And core component of the vibrating diaphragm as microphone device, the quality of design directly affect the property of microphone device
Energy.
Mobile communication needs to meet broadband connections requirement at present, and this requires loudspeakers to have sufficiently wide high frequency extension,
And loudspeaker high frequency depends primarily on the intensity inside vibrating diaphragm.The vibrating diaphragm of the prior art is in order to improve high frequency performance, it will usually
The decorative patterns such as reinforcing rib, protrusion are symmetrical arranged in top dome in vibrating diaphragm in one direction, or Integral upset processing is done to top dome, so
And such structure can occupy the space of the ante-chamber of vibrating diaphragm sounding, while will increase mass of the top dome, influence the frequency of loudspeaker sounding
Ring intermediate frequency.Meanwhile such structure can reduce top dome perpendicular to set while reinforcing top dome along the rigidity of pattern direction
The top dome rigidity for setting pattern direction still will affect the sounding high frequency performance of loudspeaker.
Therefore, it is necessary to provide the new technical solution of one kind to improve the above problem.
[utility model content]
The purpose of this utility model is to provide a kind of vibrating diaphragms for having preferable high frequency performance.
The technical solution of the utility model is as follows: a kind of vibrating diaphragm comprising top dome, the top dome include first surface and
The second surface being oppositely arranged with the first surface, the top dome further include a pair of of short axle while and when connecting the short axle
Long axis side is provided with several strip grooves, any two institutes on a surface in the first surface, the second surface
It is not parallel to state strip groove.
Preferably, the top dome includes the first aluminium foil layer being stacked, the second aluminium foil layer and is located in the first aluminium foil
Foamed cotton layer between layer, the second aluminium foil layer, the first surface are set to one of first aluminium foil layer far from the foamed cotton layer
Side, the second surface are set to the side of second aluminium foil layer far from the foamed cotton layer.
Preferably, the extended line of the strip groove and the extended line on the long axis side the first angle of formation, described first
Angle is acute angle or obtuse angle.
Preferably, the extended line of the strip groove and the extended line on the short axle side the second angle of formation, described second
Angle is acute angle or obtuse angle.
Preferably, the length of any two strip grooves is unequal.
Preferably, the depth of any two strip grooves is unequal.
Preferably, the slot bottom of the groove is curved surface.
Preferably, the slot bottom of the groove is plane.
The another object of the utility model is to provide a kind of loudspeaker enclosure for having preferable high frequency performance.
The technical solution of the utility model is as follows: a kind of loudspeaker enclosure comprising shell and is contained in the shell
Loudspeaker monomer, the loudspeaker monomer includes frame, the magnetic circuit system being contained in the frame and vibrational system, described
Vibrational system includes the voice coil of vibrating diaphragm and the driving diaphragm oscillations sounding, and the vibrating diaphragm is any one as described above vibration
Film, the first surface is far from the voice coil.
The utility model has the beneficial effects that: the vibrating diaphragm of the utility model and the loudspeaker enclosure with the vibrating diaphragm, energy
Enough bending strengths that vibrating diaphragm is effectively improved under the premise of being not take up oscillation space, improve high frequency performance, while not increasing vibrating diaphragm
Quality, obtain yupin effect in better frequency response, while the vibrating diaphragm of the utility model is not parallel to each other by being arranged in top dome
The rigidity of top dome in all directions can be improved in groove, in diaphagras, is capable of increasing the effect of the bending stiffness at pitch circle
Fruit improves the sounding quality of speaker product to obtain good high frequency performance.
[Detailed description of the invention]
Fig. 1 is the loudspeaker enclosure perspective view of the utility model.
Fig. 2 is the optical cable of the loudspeaker enclosure of the utility model.
Fig. 3 is the cut-away view of the line A-A along Fig. 1.
Fig. 4 is loudspeaker monomer exploded view in the loudspeaker enclosure of the utility model.
Fig. 5 is the perspective view of the first embodiment of top dome in the loudspeaker enclosure of the utility model.
Fig. 6 is the cross-sectional view of the line B-B along Fig. 5.
Fig. 7 is the perspective view of second of embodiment of top dome of the utility model.
[specific embodiment]
With reference to the accompanying drawing 1 to 7 and embodiment the utility model is described in further detail.
It as shown in Figures 1 to 4, is the loudspeaker enclosure 100 of the utility model comprising shell 1 and be contained in the shell
Loudspeaker monomer 2 in body 1, the shell 1 include front cover 11 and cooperate the rear cover 12 of receiving loudspeaker monomer 2 with front cover 11,
The loudspeaker monomer 2 includes frame 4, the magnetic circuit system 5 being contained in the frame 4 and vibrational system 6, the magnetic circuit system
5 include magnetic bowl 51, the main magnet steel 52 being stacked on the magnetic bowl 51, the secondary magnet steel 53 being arranged around the main magnet steel 52, be sticked
Include in the main pole core 54 on the main magnet steel 52 and the clamping plate 55 being attached on the secondary magnet steel 53, the vibrational system 6
The voice coil 8 of vibrating diaphragm 7 and driving 7 sounding of vibrating diaphragm, the vibrating diaphragm 7 include top dome 71 and the ring 72 being arranged around top dome 71,
Ante-chamber 9 is formed between the top dome 71 and the front cover 1,11 side of front cover is provided with channel 13 of speaking, the ante-chamber 9 with
The connection of channel 13 of speaking of loudspeaker enclosure 100.
Top dome in the utility model loudspeaker monomer 2 has different forms in various embodiments, specific as follows:
(embodiment 1)
It as shown in Figure 5 and Figure 6, is the first embodiment of the utility model, embodiment 1 provides a kind of top dome 71a,
The top dome 71a include the first aluminium foil layer 73a being stacked, the second aluminium foil layer 74a and be located in the first aluminium foil layer 73a,
Foamed cotton layer 75a, the top dome 71a between second aluminium foil layer 74a further include first surface 713a and with the first surface
The second surface 714a, the first surface 713a that 713a is oppositely arranged are set to the first aluminium foil layer 73a far from the bubble
The side of cotton layer 75a, the second surface 714a are set to side of the second aluminium foil layer 74a far from the foamed cotton layer 75a,
The top dome 71a further includes the short axle side 712a of long axis 711a in 711a and the connection long axis；Top dome 71a includes the first table
The face 713a and second surface 714a being oppositely arranged with first surface 713a.The first surface 713a is provided with several strips
Groove 715a, in other optional embodiments, the strip groove 715a also be can be set in the second surface 714a
On.The strip groove 715a is recessed to be formed from the first surface 713a, and the strip groove 715a is by the first aluminium foil layer 73a
It is recessed to foamed cotton layer 75a, in other optional embodiments, the strip groove 715a also be can be set in second table
On the 714a of face.Any two strip groove 715a are not parallel, and the length of any two strip groove 715a is all unequal,
In other optional embodiments, the length of the strip groove 715a can also be equal.Any two strip grooves
The cup depth of 715a is all unequal, and in other optional embodiments, the cup depth of the strip groove 715a can also
With equal.The extended line of the extended line of the strip groove 715a and the short axle side 712a the second angle of formation, described second
Angle is acute angle or obtuse angle, and the slot bottom of the strip groove 715a is curved surface, in other optional embodiments, the item
The slot bottom of shape groove 715a may be plane.
(embodiment 2)
As shown in fig. 7, being second of embodiment of the utility model, the difference of the present embodiment 2 and embodiment 1 only exists
In the extended line on the extended line of the strip groove 715b and the long axis side forms the first angle, and second angle is sharp
The slot bottom at angle or obtuse angle, the strip groove 715b is plane, in other optional embodiments, the strip groove
The slot bottom of 715b may be curved surface.
The utility model has the beneficial effects that: the vibrating diaphragm of the utility model and the loudspeaker enclosure with the vibrating diaphragm, energy
Enough bending strengths that vibrating diaphragm is effectively improved under the premise of being not take up oscillation space, improve high frequency performance, while not increasing vibrating diaphragm
Quality, obtain yupin effect in better frequency response, while the vibrating diaphragm of the utility model is not parallel to each other by being arranged in top dome
The rigidity of top dome in all directions can be improved in groove, in diaphagras, is capable of increasing the effect of the bending stiffness at pitch circle
Fruit improves the sounding quality of speaker product to obtain good high frequency performance.
Above-described is only the embodiments of the present invention, it should be noted here that for the ordinary skill of this field
For personnel, without departing from the concept of the present invention, improvement can also be made, but these belong to it is practical
Novel protection scope.
Claims (9)
1. a kind of vibrating diaphragm comprising top dome, the top dome include first surface and be oppositely arranged with the first surface
Two surfaces, the top dome further include a pair of of short axle while and long axis side when connecting the short axle, it is characterised in that: described first
Several strip grooves are provided on a surface in surface, the second surface, any two strip grooves are uneven
Row.
2. vibrating diaphragm according to claim 1, it is characterised in that: the top dome includes the first aluminium foil layer being stacked,
Two aluminium foil layers and the foamed cotton layer being located between the first aluminium foil layer, the second aluminium foil layer, the first surface are set to described
Side of one aluminium foil layer far from the foamed cotton layer, the second surface are set to second aluminium foil layer far from the foamed cotton layer
Side.
3. vibrating diaphragm according to claim 1, it is characterised in that: the extended line of the strip groove prolongs with the long axis side
Long line forms the first angle, and first angle is acute angle or obtuse angle.
4. vibrating diaphragm according to claim 1, it is characterised in that: the extended line of the strip groove prolongs with the short axle side
Long line forms the second angle, and second angle is acute angle or obtuse angle.
5. vibrating diaphragm according to claim 1, it is characterised in that: the length of any two strip grooves is unequal.
6. vibrating diaphragm according to claim 1, it is characterised in that: the depth of any two strip grooves is unequal.
7. vibrating diaphragm according to claim 1, it is characterised in that: the slot bottom of the strip groove is curved surface.
8. vibrating diaphragm according to claim 1, it is characterised in that: the slot bottom of the strip groove is plane.
9. a kind of loudspeaker enclosure comprising shell and be contained in the intracorporal loudspeaker monomer of the shell, the loudspeaker monomer
Including frame, the magnetic circuit system being contained in the frame and vibrational system, the vibrational system includes described in vibrating diaphragm and driving
The voice coil of diaphragm oscillations sounding, it is characterised in that: the vibrating diaphragm is vibrating diaphragm described in any one of claim 1 to 8, described
First surface is far from the voice coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821554799.9U CN208806976U (en) | 2018-09-21 | 2018-09-21 | A kind of vibrating diaphragm and the loudspeaker enclosure using the vibrating diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821554799.9U CN208806976U (en) | 2018-09-21 | 2018-09-21 | A kind of vibrating diaphragm and the loudspeaker enclosure using the vibrating diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208806976U true CN208806976U (en) | 2019-04-30 |
Family
ID=66238444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821554799.9U Expired - Fee Related CN208806976U (en) | 2018-09-21 | 2018-09-21 | A kind of vibrating diaphragm and the loudspeaker enclosure using the vibrating diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208806976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954550A (en) * | 2021-02-08 | 2021-06-11 | 歌尔股份有限公司 | Diaphragm and processing method thereof, loudspeaker structure and electronic equipment |
-
2018
- 2018-09-21 CN CN201821554799.9U patent/CN208806976U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112954550A (en) * | 2021-02-08 | 2021-06-11 | 歌尔股份有限公司 | Diaphragm and processing method thereof, loudspeaker structure and electronic equipment |
| CN112954550B (en) * | 2021-02-08 | 2023-01-24 | 歌尔股份有限公司 | Diaphragm and processing method thereof, loudspeaker structure and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190430 Termination date: 20210921 |