CN210183534U - Double-voice-coil vibration assembly and super-linear loudspeaker - Google Patents
Double-voice-coil vibration assembly and super-linear loudspeaker Download PDFInfo
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- CN210183534U CN210183534U CN201921504419.5U CN201921504419U CN210183534U CN 210183534 U CN210183534 U CN 210183534U CN 201921504419 U CN201921504419 U CN 201921504419U CN 210183534 U CN210183534 U CN 210183534U
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Abstract
The utility model discloses a two voice coil loudspeaker voice coil vibration subassemblies and super linear loudspeaker. Two voice coil loudspeaker voice coil vibration subassemblies include voice coil loudspeaker voice coil, lower voice coil loudspeaker voice coil and FPC, go up the voice coil loudspeaker voice coil and be located directly over the voice coil loudspeaker voice coil down, FPC's some is located go up the voice coil loudspeaker voice coil with down between the voice coil loudspeaker voice coil, the bottom surface of going up the voice coil loudspeaker voice coil with FPC's top surface bonds, down the top surface of voice coil loudspeaker voice coil with between FPC's the bottom surface. In the two voice coil loudspeaker voice coil vibration subassembly, FPC is located between the upper and lower voice coil loudspeaker voice coil and bonds with upper and lower voice coil loudspeaker voice coil respectively, under the unchangeable circumstances of assurance speaker listening sense, effectively improves the not enough circumstances of two voice coil loudspeaker voice coil bonding force of long-term operation of two voice coil loudspeaker voice coil vibration subassemblies to make two voice coil loudspeaker voice coil vibration subassemblies can bear bigger amplitude, tolerate higher power, let super linear loudspeaker exert more outstanding performance when promoting two voice coil loudspeaker voice coil vibration subassembly structural stability and life.
Description
Technical Field
The utility model relates to an electroacoustic transducer technical field especially relates to two voice coil loudspeaker voice coil vibration subassemblies and super linear loudspeaker.
Background
The air sound production is generally moved in the vibration subassembly tactics to the design of cell-phone speaker, because present cell-phone speaker is more and more littleer, and its vibration area is corresponding also reducing, is guaranteeing the bass effect of listening under the unchangeable circumstances of sense, and partial speaker begins to use two voice coils, nevertheless bonds between this design two voice coils and mainly leans on the bonding of voice coil loudspeaker voice coil enamelled layer, and the voice coil loudspeaker voice coil adhesion can appear under the long-term situation of operation of speaker not enough, and the voice coil loudspeaker voice coil falls the circle phenomenon, and then influences the speaker life-span. In addition, in the conventional dual voice coil speaker, the FPC is designed at the bottom of the dual voice coil, and the voice coil and the FPC are easily separated under the influence of inertia and other factors.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provided are a dual voice coil vibration module and a super linear speaker having a stable structure.
In order to solve the technical problem, the utility model discloses a technical scheme be: two voice coil loudspeaker voice coil vibration subassemblies, including last voice coil loudspeaker voice coil, lower voice coil loudspeaker voice coil and FPC, it is located to go up the voice coil loudspeaker voice coil directly over down, FPC's some is located go up the voice coil loudspeaker voice coil with down between the voice coil loudspeaker voice coil, the bottom surface of going up the voice coil loudspeaker voice coil with FPC's top surface bonds, down the top surface of voice coil loudspeaker voice coil with between FPC's the bottom surface.
Further, FPC includes around go up a plurality of branch pieces that the voice coil interval set up, every branch piece respectively with the bottom surface of going up the voice coil and the top surface bonding of voice coil down.
Furthermore, the number of the supporting pieces is two, and the two supporting pieces are arranged oppositely.
Furthermore, the number of the support pieces is four, and the four support pieces are respectively arranged corresponding to four corners of the upper voice coil; or, the four support pieces are respectively arranged corresponding to the four sides of the upper voice coil.
Further, the support piece is S-shaped.
Furthermore, the lead wire of the upper voice coil is welded on the top surface of the FPC, and the lead wire of the lower voice coil is welded on the bottom surface of the FPC.
The super-linear loudspeaker comprises a basin frame and the double-voice-coil vibration assembly, wherein the FPC is far away from one end of the upper voice coil and is fixed on the basin frame.
The beneficial effects of the utility model reside in that: in the two voice coil loudspeaker voice coil vibration subassemblies, FPC is located between the upper and lower voice coil loudspeaker voice coil and bonds with upper and lower voice coil loudspeaker voice coil respectively, under the unchangeable condition of guaranteeing the speaker listening sensation, effectively improves the not enough condition of speaker long-term operation voice coil loudspeaker voice coil adhesion to make the speaker can bear bigger amplitude, tolerate higher power, let the performance that the super linear speaker performance is more outstanding when promoting super linear speaker structural stability and life.
Drawings
Fig. 1 is a cross-sectional view of a super linear speaker according to a first embodiment of the present invention.
Description of reference numerals:
1. a basin stand;
2. an upper voice coil;
3. a lower voice coil;
4、FPC。
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: the FPC is arranged between the upper voice coil and the lower voice coil and is respectively bonded with the upper voice coil and the lower voice coil.
Referring to fig. 1, the dual voice coil vibration assembly includes an upper voice coil 2, a lower voice coil 3 and an FPC4, wherein the upper voice coil 2 is located right above the lower voice coil 3, a portion of the FPC4 is located between the upper voice coil 2 and the lower voice coil 3, a bottom surface of the upper voice coil 2 is bonded to a top surface of the FPC4, and a top surface of the lower voice coil 3 is bonded to a bottom surface of the FPC 4.
From the above description, the beneficial effects of the present invention are: in the two voice coil loudspeaker voice coil vibration subassembly, FPC is located between the upper and lower voice coil loudspeaker voice coil and bonds with upper and lower voice coil loudspeaker voice coil respectively, under the unchangeable circumstances of assurance speaker listening sense, effectively improves the not enough circumstances of two voice coil loudspeaker voice coil bonding force of long-term operation of two voice coil loudspeaker voice coil vibration subassemblies to make two voice coil loudspeaker voice coil vibration subassemblies can bear bigger amplitude, tolerate higher power, let super linear loudspeaker exert more outstanding performance when promoting two voice coil loudspeaker voice coil vibration subassembly structural stability and life.
Further, the FPC4 includes a plurality of support pieces spaced around the upper voice coil 2, and each of the support pieces is bonded to the bottom surface of the upper voice coil 2 and the top surface of the lower voice coil 3.
As can be seen from the above description, the FPC uses less materials, occupies less space, is not only convenient to arrange, but also can save production consumables.
Furthermore, the number of the supporting pieces is two, and the two supporting pieces are arranged oppositely.
Further, the number of the support pieces is four, and the four support pieces are respectively arranged corresponding to four corners of the upper voice coil 2; or, the four support pieces are respectively arranged corresponding to the four sides of the upper voice coil 2.
According to the description, the upper voice coil and the lower voice coil are balanced in stress, and the double-voice-coil vibration assembly works more stably.
Further, the support piece is S-shaped.
As can be seen from the above description, the S-shaped support plate has a large deformable amount, so that the dual voice coil vibration assembly can realize a large amplitude without deflection; and a plurality of S-shaped branch pieces of equipartition can let the voice coil loudspeaker voice coil atress more even to let two voice coil loudspeaker voice coil vibration subassemblies can realize the super linearity.
Further, the lead wires of the upper voice coil 2 are soldered on the top surface of the FPC4, and the lead wires of the lower voice coil 3 are soldered on the bottom surface of the FPC 4.
Super linear speaker still includes above-mentioned double voice coil loudspeaker voice coil vibration subassembly including basin frame 1, FPC4 is kept away from the one end of going up voice coil loudspeaker voice coil 2 is fixed on the basin frame 1.
As can be seen from the above description, the ultra-linear speaker has at least all the advantageous effects of the above-described dual voice coil vibration assembly.
Example one
Referring to fig. 1, a first embodiment of the present invention is: super linear speaker, including basin frame 1 and two voice coil loudspeaker voice coil vibration subassemblies, two voice coil loudspeaker voice coil vibration subassemblies include voice coil loudspeaker voice coil 2, lower voice coil loudspeaker voice coil 3 and FPC4, go up voice coil loudspeaker voice coil 2 and are located directly over voice coil loudspeaker voice coil 3 down, a part of FPC4 is located go up voice coil loudspeaker voice coil 2 with down between the voice coil loudspeaker voice coil 3, go up the bottom surface of voice coil loudspeaker voice coil 2 with FPC 4's top surface bonds, down the top surface of voice coil loudspeaker voice coil 3 with between FPC 4's the bottom surface, FPC4 keeps away from the one end of going up voice coil loudspeaker voice coil 2 is fixed on the basin.
The FPC4 includes a plurality of stays that surround the upper voice coil 2 and are disposed at intervals, and each of the stays is bonded to the bottom surface of the upper voice coil 2 and the top surface of the lower voice coil 3, respectively.
Optionally, the number of the supporting pieces is two, and the two supporting pieces are arranged oppositely. Or, the number of the support pieces is four, and the four support pieces are respectively arranged corresponding to the four sides of the upper voice coil 2. In this embodiment, the number of the support pieces is four, and the four support pieces are respectively disposed corresponding to four corners of the upper voice coil 2.
Preferably, the support piece is S-shaped. Optionally, the stay is kept away from the one end of basin frame 1 has two orientations the extension that the center of two voice coil loudspeaker voice coil vibration subassemblies extended, one the extension bonds on going up voice coil loudspeaker voice coil 2's internal perisporium, another the extension bonds on the internal perisporium of voice coil loudspeaker voice coil 3 down, so, increased the bonding area of stay and upper and lower voice coil loudspeaker voice coil, do benefit to further improvement two voice coil loudspeaker voice coil vibration subassemblies's structural stability and job stabilization nature.
Specifically, the basin frame 1 is provided with a pad, and the support piece is welded on the pad.
Further, the lead wires of the upper voice coil 2 are soldered on the top surface of the FPC4, and the lead wires of the lower voice coil 3 are soldered on the bottom surface of the FPC 4. At this time, the FPC4 not only plays a supporting role but also plays a conducting role.
In summary, the double-voice coil vibration component and the super-linear loudspeaker provided by the utility model have the advantages of good structural stability, good working stability and long service life; stable large-amplitude vibration can be realized, and the acoustic performance is excellent.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (7)
1. Two voice coil loudspeaker voice coil vibration subassembly is including last voice coil loudspeaker voice coil, lower voice coil loudspeaker voice coil and FPC, goes up the voice coil loudspeaker voice coil and is located under the voice coil loudspeaker voice coil directly over, its characterized in that: one part of the FPC is located between the upper voice coil and the lower voice coil, the bottom surface of the upper voice coil is bonded with the top surface of the FPC, and the top surface of the lower voice coil is bonded with the bottom surface of the FPC.
2. The dual voice coil vibration assembly of claim 1, wherein: FPC includes around go up a plurality of branch pieces that the voice coil loudspeaker voice coil interval set up, every branch piece respectively with go up the bottom surface of voice coil loudspeaker voice coil and the top surface bonding of voice coil loudspeaker voice coil down.
3. The dual voice coil vibration assembly of claim 2, wherein: the number of the supporting pieces is two, and the two supporting pieces are arranged oppositely.
4. The dual voice coil vibration assembly of claim 2, wherein: the number of the support pieces is four, and the four support pieces are arranged corresponding to four corners of the upper voice coil respectively; or, the four support pieces are respectively arranged corresponding to the four sides of the upper voice coil.
5. The dual voice coil vibration assembly of claim 3 or 4, wherein: the support piece is S-shaped.
6. The dual voice coil vibration assembly of claim 1, wherein: the lead wire of the upper voice coil is welded on the top surface of the FPC, and the lead wire of the lower voice coil is welded on the bottom surface of the FPC.
7. Super linear speaker, including the basin frame, its characterized in that: the dual voice coil vibration assembly of any one of claims 1 to 6, further comprising an end of the FPC distal from the upper voice coil secured to the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921504419.5U CN210183534U (en) | 2019-09-10 | 2019-09-10 | Double-voice-coil vibration assembly and super-linear loudspeaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921504419.5U CN210183534U (en) | 2019-09-10 | 2019-09-10 | Double-voice-coil vibration assembly and super-linear loudspeaker |
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| CN210183534U true CN210183534U (en) | 2020-03-24 |
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| CN201921504419.5U Active CN210183534U (en) | 2019-09-10 | 2019-09-10 | Double-voice-coil vibration assembly and super-linear loudspeaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112565989A (en) * | 2021-02-22 | 2021-03-26 | 江西联创宏声电子股份有限公司 | Two-reverse voice coil efficient combined structure |
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2019
- 2019-09-10 CN CN201921504419.5U patent/CN210183534U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112565989A (en) * | 2021-02-22 | 2021-03-26 | 江西联创宏声电子股份有限公司 | Two-reverse voice coil efficient combined structure |
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