CN209089224U - Electro-acoustic element - Google Patents
Electro-acoustic element Download PDFInfo
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- CN209089224U CN209089224U CN201822268156.4U CN201822268156U CN209089224U CN 209089224 U CN209089224 U CN 209089224U CN 201822268156 U CN201822268156 U CN 201822268156U CN 209089224 U CN209089224 U CN 209089224U
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- acoustic element
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Abstract
The utility model provides a kind of electro-acoustic element, including bracket, vibrational system and magnetic circuit system, vibrational system includes the middle patch sequentially connected, vibrating diaphragm, skeleton, voice coil and a FPC plate, voice coil is set on skeleton, FPC plate is equipped with the lead of more electric connections, the end of lead and voice coil are electrically connected, FPC plate includes interior plate and outer panel, multiple connecting plates are equipped between interior plate and outer panel, one end of connecting plate and the outer wall of interior plate connect, the connection of the inner wall of the other end and outer panel, lead is sticked on connecting plate, outer panel is equipped with limit plate, lead is set between limit plate and outer panel, avoid holes are equipped between outer panel and interior plate, connecting plate is set in avoid holes.The utility model passes through the design of interior plate, outer panel and connecting plate, effectively provides the effect that balance diaphragm oscillations wave instead of bullet wave structure for electro-acoustic element, prevents due to lead and plays wild effect caused by wave vibration interference.
Description
Technical field
The utility model relates to electro-acoustic product technical field, in particular to a kind of electro-acoustic element.
Background technique
Electro-acoustic element is the important acoustic element of contemporary portable electronic device, be widely used in mobile phone, computer, plate,
In the portable devices such as intelligent sound.Electro-acoustic element is used to complete the conversion of electric signal and acoustical signal, is a kind of energy converter
Part comprising support system, vibrational system, magnetic circuit system, wherein vibrational system includes vibrating diaphragm, middle patch, voice coil, lead, skeleton
With play wave, elastic slice it is main it is used be connecting framework and supporting structure, play and increase vibrational system damping and balance voice coil vibrations
The effect waved；The main function of lead is connection voice coil and external circuitry, plays the important function of electric connection.
In traditional design, wave connecting framework and support system are played, is placed in below vibrating diaphragm, lead connects voice coil and external electrical
Road is placed in below vibrating diaphragm, while lead is suspended in and plays above wave.In the case where structure size is limited, usual lead and bullet
The spacing of wave design is smaller, and diaphragm oscillations when electro-acoustic element works will drive the swing of lead and skeleton, at this time lead and bullet
The small spacing of wave will lead to lead and play wave sounding interference and collision, cause electro-acoustic element to generate noise, while influencing electro-acoustic element
Stability and reliability.
Utility model content
Based on this, it can effectively prevent the purpose of this utility model is to provide one kind and led due to lead with wave vibration interference is played
The electro-acoustic element of the wild effect of cause.
A kind of electro-acoustic element, the vibrational system being connect including bracket and respectively with the bracket, magnetic circuit system, the vibration
System includes the middle patch sequentially connected, vibrating diaphragm, skeleton, voice coil and a FPC plate, and the voice coil is set on the skeleton, described
FPC plate is equipped with the lead of more electric connections, and the end of the lead and the voice coil are electrically connected, and the FPC plate includes
The side and institute of interior plate and the outer panel being connect with the interior plate, the interior plate and the outer panel backwards to the voice coil
State bracket connection, between the interior plate and the outer panel be equipped with multiple connecting plates, one end of the connecting plate with it is described interior
The outer wall of side plate connects, and the other end is connect with the inner wall of the outer panel, and the lead is sticked on the connecting plate, described outer
Side plate is equipped with limit plate, and the lead is set between the limit plate and the outer panel, the outer panel and the inside
Avoid holes are equipped between plate, the connecting plate is set in the avoid holes.
Above-mentioned electro-acoustic element, by the design of the interior plate, the outer panel and the connecting plate, effectively to described
Bracket and the skeleton play connection function, effectively provide balance diaphragm oscillations instead of bullet wave structure for electro-acoustic element
The effect waved, above-mentioned electro-acoustic element are prevented as lead and are played caused by wave vibration interference without bullet wave structure
Wild effect designs the carrying of the lead by the connecting plate, effectively raises the stabilization of the pin configuration
Property, by the design of the limit plate, effectively increase the stability of structure between the lead and the outer panel.
Further, the interior plate and the outer panel are all made of hollow annular plate-like structure, the outer panel
Radius is greater than the radius of the interior plate, and the interior plate and the concyclic heart of the outer panel.
Further, the interior plate and the outer panel are equipped with fitting groove, and the fitting groove is corresponding towards described interior
The inner recess of side plate or the outer panel.
Further, the interior plate and/or the outer panel are equipped with multiple conductive sheets, and the conductive sheet is for described
The electric connection of FPC plate and external electronic device.
Further, via hole is equipped in the middle part of the interior plate, the area of the via hole is greater than 1/3 interior plate
Area.
Further, the quantity of the connecting plate is greater than 2, and all connecting plates are along the center pair of the FPC plate
Claim.
Further, the connecting plate uses S-shaped, W-shaped or zigzag configuration.
Further, the limit plate uses isolation material, and the both ends of the limit plate are using clamping or the side pasted
Formula is connected on the outer panel.
Further, the fitting groove uses " recessed " shape structure, and the thickness of the interior plate is less than or equal to the outside
The thickness of plate, and the opening thickness of the fitting groove is less than the thickness of the interior plate.
Further, the interior plate and/or the outer panel are equipped with stiffening plate backwards to the side of the lead.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of electro-acoustic element in the utility model first embodiment；
Fig. 2 is the structural schematic diagram of FPC plate in Fig. 1；
Fig. 3 is the cross section structure schematic diagram of electro-acoustic element in Fig. 1；
Fig. 4 is the structural schematic diagram in Fig. 3 at A；
Fig. 5 is the structural schematic diagram for the FPC plate that the utility model second embodiment provides；
Essential element symbol description
| Electro-acoustic element | 100 | FPC plate | 1,1a |
| Interior plate | 11 | Outer panel | 12 |
| Connecting plate | 13 | Lead | 14 |
| Limit plate | 15 | Conductive sheet | 16 |
| Voice coil | 2 | Skeleton | 3 |
| Bracket | 4 | Middle patch | 5 |
| Vibrating diaphragm | 6 | Magnetic circuit system | 7 |
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Several embodiments of the utility model are given in attached drawing.But this
Utility model can be realized in many different forms, however it is not limited to embodiment described herein.On the contrary, providing these
The purpose of embodiment is to keep the disclosure to the utility model more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side ", "upper", "lower" and similar statement for illustrative purposes only, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.Term " and or " used herein includes one or more relevant listed items
Any and all combinations.
The utility model embodiment provides a kind of electro-acoustic element 100 referring to FIG. 1 to FIG. 4, including bracket 4 and respectively with
Vibrational system that the bracket 4 connects, magnetic circuit system 7, by the design of the bracket 4, effectively to the vibrational system and
The magnetic circuit system 7 plays the fixed effect of carrying, improves the integrally-built stability of the electro-acoustic element 100, passes through
The design of the vibrational system and the magnetic circuit system 7 has effectively ensured the vibration sounding effect of the electro-acoustic element 100.
Specifically, the vibrational system includes the middle patch 5 sequentially connected, vibrating diaphragm 6, skeleton 3, voice coil 2 and a FPC plate 1, institute
It states voice coil 2 to be set on the skeleton 3, the FPC plate 1 is equipped with the lead 14 of more electric connections, the end of the lead 14
End is electrically connected with the voice coil 2, by the design being set to the lead 14 on the FPC plate 1, is effectively raised to institute
State the fixed function of lead 14, it is therefore prevented that due to the lead 14 caused by vibrating in 100 course of work of electro-acoustic element
It is mobile, improve the stability of 14 structure of lead.
Preferably, in the present embodiment, the FPC plate 1 includes interior plate 11 and the outer panel connecting with the interior plate 11
12, the interior plate 11 and the outer panel 12 are connect backwards to the side of the voice coil 2 with the bracket 4, the interior plate 11
Between the outer panel 12 be equipped with multiple connecting plates 13, the side of the connecting plate 13 respectively with the voice coil 2, the skeleton
3 and the bracket 4 connect, one end of the connecting plate 13 connect with the outer wall of the interior plate 11, the other end and the outside
The inner wall of plate 12 connects, and the lead 14 is sticked on the connecting plate 13, passes through the interior plate 11,12 and of the outer panel
The design of the connecting plate 13 effectively plays connection function to the bracket 4 and the skeleton 3, effectively instead of bullet
Wave structure is that electro-acoustic element 100 provides the effect of balance 6 vibration and sway of vibrating diaphragm.
In addition, the outer panel 12 is equipped with limit plate 15 in the present embodiment, the lead 14 is set to the limit plate 15
Between the outer panel 12, avoid holes are equipped between the outer panel 12 and the interior plate 11, the connecting plate 13 is set to
In the avoid holes.Specifically, the interior plate 11 and the outer panel 12 are all made of hollow annular plate-like structure, it is described outer
The radius of side plate 12 is greater than the radius of the interior plate 11, and the interior plate 11 and the concyclic heart of the outer panel 12, described interior
Side plate 11 and the outer panel 12 are equipped with fitting groove, and the fitting groove is corresponding towards the interior plate 11 or the outer panel 12
Inner recess.
Via hole is equipped in the middle part of the interior plate 11, the area of the via hole is greater than the area of 1/3 interior plate 11,
The via hole has effectively ensured the electro-acoustic element 100 by the design of the via hole using circular through-hole structure
The communication effect of middle sound has ensured that the stability of 100 function of electro-acoustic element, the quantity of the connecting plate 13 are greater than 2,
And all connecting plates 13, along the central symmetry of the FPC plate 1, the connecting plate 13 uses S-shaped, W-shaped or zigzag configuration.
The limit plate 15 uses isolation material, and the both ends of the limit plate 15 are connected using clamping or by the way of pasting
On the outer panel 12, the fitting groove uses " recessed " shape structure, and the thickness of the interior plate 11 is less than or equal to described outer
The thickness of side plate 12, and the opening thickness of the fitting groove is less than the thickness of the interior plate 11, the interior plate 11 and/or institute
It states outer panel 12 and is equipped with stiffening plate backwards to the side of the lead 14.
It is effective right by the design of the interior plate 11, the outer panel 12 and the connecting plate 13 in the present embodiment
The bracket 4 and the skeleton 3 play connection function, effectively provide instead of bullet wave structure for electro-acoustic element 100 flat
The effect of weighing apparatus 6 vibration and sway of vibrating diaphragm, above-mentioned electro-acoustic element 100 prevent without bullet wave structure due to lead 14 and bullet
Wild effect caused by wave vibration is interfered designs the carrying of the lead 14 by the connecting plate 13, effective to improve
The stability of 14 structure of lead, by the design of the limit plate 15, effectively increase the lead 14 with it is described outer
The stability of structure between side plate 12.
Referring to Fig. 5, the structural schematic diagram of the FPC plate 1a provided for the utility model second embodiment, second implementation
Example is more or less the same with the structure of first embodiment, and difference is, interior plate 11 described in the present embodiment and/or the outer panel
12 are equipped with multiple conductive sheets 16, and the conductive sheet 16 is used for the electric connection of the FPC plate 1a and external electronic device.
Preferably, in the present embodiment, the quantity of the conductive sheet 16 is two, and the conductive sheet 16 is set to the outside
On plate 12, and two conductive sheets 16 are along the central symmetry of the outer panel 12, wherein pass through setting for the conductive sheet 16
Meter, has effectively ensured the electrical connection between the FPC plate 1a and external electronic device.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of electro-acoustic element, the vibrational system that connect including bracket and respectively with the bracket, magnetic circuit system, feature exist
In: the vibrational system includes the middle patch sequentially connected, vibrating diaphragm, skeleton, voice coil and a FPC plate, and the voice coil is set in described
On skeleton, the FPC plate is equipped with the lead of more electric connections, and the end of the lead and the voice coil are electrically connected, institute
The outer panel that FPC plate includes interior plate and connect with the interior plate is stated, the interior plate and the outer panel are backwards to the sound
The side of circle is connect with the bracket, and multiple connecting plates are equipped between the interior plate and the outer panel, the connecting plate
One end is connect with the outer wall of the interior plate, and the other end is connect with the inner wall of the outer panel, and the lead is sticked in the company
On fishplate bar, the outer panel is equipped with limit plate, and the lead is set between the limit plate and the outer panel, the outside
Avoid holes are equipped between plate and the interior plate, the connecting plate is set in the avoid holes.
2. electro-acoustic element according to claim 1, it is characterised in that: the interior plate and the outer panel are all made of hollow
Annular plate-like structure, the radius of the outer panel is greater than the radius of the interior plate, and the interior plate and the outer panel
The concyclic heart.
3. electro-acoustic element according to claim 1, it is characterised in that: the interior plate and the outer panel are equipped with assembly
Slot, the corresponding inner recess towards the interior plate or the outer panel of the fitting groove.
4. electro-acoustic element according to claim 1, it is characterised in that: the interior plate and/or the outer panel are equipped with
Multiple conductive sheets, the conductive sheet are used for the electric connection of the FPC plate and external electronic device.
5. electro-acoustic element according to claim 1, it is characterised in that: via hole is equipped in the middle part of the interior plate, it is described to lead
The area of through-hole is greater than the area of 1/3 interior plate.
6. electro-acoustic element according to claim 1, it is characterised in that: the quantity of the connecting plate is greater than 2, and all institutes
Connecting plate is stated along the central symmetry of the FPC plate.
7. electro-acoustic element according to claim 1, it is characterised in that: the connecting plate uses S-shaped, W-shaped or zigzag configuration.
8. electro-acoustic element according to claim 1, it is characterised in that: the limit plate uses isolation material, and the limit
The both ends of position plate are connected on the outer panel using clamping or by the way of pasting.
9. electro-acoustic element according to claim 3, it is characterised in that: the fitting groove uses " recessed " shape structure, described interior
The thickness of side plate is less than or equal to the thickness of the outer panel, and the opening thickness of the fitting groove is less than the thickness of the interior plate
Degree.
10. electro-acoustic element according to claim 1, it is characterised in that: the interior plate and/or the outer panel are backwards to institute
The side for stating lead is equipped with stiffening plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822268156.4U CN209089224U (en) | 2018-12-29 | 2018-12-29 | Electro-acoustic element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822268156.4U CN209089224U (en) | 2018-12-29 | 2018-12-29 | Electro-acoustic element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209089224U true CN209089224U (en) | 2019-07-09 |
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ID=67127792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822268156.4U Active CN209089224U (en) | 2018-12-29 | 2018-12-29 | Electro-acoustic element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209089224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770230A (en) * | 2020-12-25 | 2021-05-07 | 瑞声新能源发展(常州)有限公司科教城分公司 | Vibrating diaphragm structure and sound production monomer |
-
2018
- 2018-12-29 CN CN201822268156.4U patent/CN209089224U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112770230A (en) * | 2020-12-25 | 2021-05-07 | 瑞声新能源发展(常州)有限公司科教城分公司 | Vibrating diaphragm structure and sound production monomer |
| CN112770230B (en) * | 2020-12-25 | 2022-03-01 | 瑞声新能源发展(常州)有限公司科教城分公司 | Vibrating diaphragm structure and sound production monomer |
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