CN219697881U - Self-radiating invisible sound driver - Google Patents
Self-radiating invisible sound driver Download PDFInfo
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- CN219697881U CN219697881U CN202320750816.0U CN202320750816U CN219697881U CN 219697881 U CN219697881 U CN 219697881U CN 202320750816 U CN202320750816 U CN 202320750816U CN 219697881 U CN219697881 U CN 219697881U
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- annular
- circular
- magnet
- voice coil
- circular magnet
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- 239000000758 substrate Substances 0.000 claims abstract description 19
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The utility model provides a self-radiating invisible sound driver, which comprises a vibration device and a magnetic circuit device, wherein the vibration device comprises a circular driving sheet, an annular voice coil, a voice coil lead wire and an annular corrugated positioning sheet, the annular voice coil is arranged on the lower side of the circular driving sheet, the annular corrugated positioning sheet is fixed on the annular voice coil, and the voice coil lead wire is electrically connected with the voice coil; the magnetic circuit device comprises a magnetic conduction substrate, a circular magnet and a ring magnet are arranged on the magnetic conduction substrate, the circular magnet is sleeved in an inner ring of the ring magnet, the magnetic pole arrangement mode of the ring magnet is opposite to that of the circular magnet, the circular magnet is arranged at the upper end of the circular magnet, the ring magnet is arranged at the upper end of the ring magnet, the ring magnet is connected with a ring-shaped corrugated positioning sheet, the lower end of the magnetic conduction substrate is provided with a ring-shaped inclined surface, and a heat dissipation part is arranged on the ring-shaped inclined surface. According to the utility model, the heat radiating part is arranged at the bottom of the magnetic conduction substrate to radiate heat, so that the heat radiating area is increased, and the problem of equipment damage caused by large heat productivity is avoided.
Description
Technical Field
The utility model relates to the technical field of flat panel sound drivers, in particular to a self-radiating invisible sound driver.
Background
The panel sound consists of sound source input equipment, signal amplifier and driver, and is one integral system to excite bending wave in sounding board with exciter. The method is widely applied to home theater systems, background music systems, multimedia sound systems, public broadcasting systems and the like at present through market expansion in industry for years.
The existing driver of the flat panel sound equipment can generate larger heat to raise the temperature of the driver when the driver works for a long time at a large volume, so that the bonding firmness of a voice coil wire and a voice coil framework is damaged, the voice coil wire is dropped, and the problem of damage to the driver is caused.
Disclosure of Invention
In order to solve the heat dissipation problem of the flat panel sound driver, the utility model provides the self-heat dissipation invisible sound driver, wherein the driver is provided with the heat dissipation part, and the driver can be directly adhered to the sound board of the invisible flat panel sound, so that the invisible flat panel sound has good heat dissipation effect, is convenient to install, improves the assembly efficiency and reduces the cost.
The technical scheme of the utility model is realized as follows:
the utility model discloses a self-radiating invisible sound driver, which comprises a vibration device and a magnetic circuit device, wherein the vibration device comprises a circular driving sheet, an annular voice coil, a voice coil lead wire and an annular corrugated positioning sheet, the annular voice coil is arranged at the lower end of the circular driving sheet, the annular corrugated positioning sheet is fixed on the annular voice coil, and the voice coil lead wire is electrically connected with the annular voice coil; the magnetic circuit device comprises a magnetic conduction substrate, a circular magnet and a ring magnet are arranged on the magnetic conduction substrate, the circular magnet is sleeved in an inner ring of the ring magnet, the magnetic pole arrangement mode of the ring magnet is opposite to that of the circular magnet, the circular magnet is arranged at the upper end of the circular magnet, the ring magnet is arranged at the upper end of the ring magnet, the ring magnet is connected with a ring-shaped corrugated positioning sheet, an annular inclined surface is arranged at the lower end of the magnetic conduction substrate, and a heat dissipation part is arranged on the annular inclined surface.
Further, the heat dissipation part is a plurality of annular grooves, and the annular grooves are concentrically distributed on the annular inclined plane.
Further, the upper end of the magnetic conduction base plate is provided with an annular bump, a round magnet is arranged on the inner ring of the annular bump, and an annular magnet is arranged on the outer ring of the annular bump.
Further, an annular gap is provided between the circular magnet and the annular magnet, and portions of the circular driving plate and the annular voice coil are located in the annular gap.
Further, the circular driving piece is a circular driving piece made of plastic materials.
Further, the vibration device and the magnetic circuit device are coaxially arranged.
The self-radiating invisible sound driver has the following beneficial technical effects:
according to the self-radiating invisible sound driver, the radiating part arranged at the bottom of the magnetic conduction substrate is used for radiating, so that the radiating area is increased, and the problem that the driver is damaged due to large volume and large heat productivity during long-time work is avoided.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a cross-sectional view of a self-radiating invisible sound driver of the present utility model;
fig. 2 is a schematic bottom structure of the self-heat-dissipating hidden audio driver according to the present utility model.
In the figure: the annular voice coil comprises a circular driving piece-1, an annular voice coil-2, a voice coil lead-3, an annular corrugated locating piece-4, a magnetic conduction substrate-5, a circular magnet-6, an annular magnet-7, a circular magnetizer-8, an annular magnetizer-9, an annular inclined plane-51, an annular groove-52, an annular lug-53 and an annular gap-10.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and 2, a preferred embodiment of a self-radiating invisible sound driver is provided, which includes a vibration device and a magnetic circuit device, wherein the vibration device and the magnetic circuit device are coaxially arranged.
Wherein, vibrating device mainly comprises circular drive piece 1, annular voice coil 2, voice coil lead wire 3 and annular ripple spacer 4, and circular drive piece 1 is plastics material, and annular voice coil 2 is installed in the lower extreme of circular drive piece 1, and annular ripple spacer 4 is fixed on annular voice coil 2, voice coil lead wire 3 and annular voice coil 2 electric connection.
The magnetic circuit device comprises a magnetic conduction substrate 5, a circular magnet 6 and a circular magnet 7 are arranged on the magnetic conduction substrate 5, the circular magnet 6 is sleeved in an inner ring of the circular magnet 7, the magnetic pole arrangement mode of the circular magnet 7 is opposite to that of the circular magnet 6, a circular magnetizer 8 is arranged at the upper end of the circular magnet 6, the diameter of the circular magnetizer 8 is basically the same as that of the circular magnet 6, a circular magnetizer 9 is arranged at the upper end of the circular magnet 7, the outer diameter of the circular magnetizer 9 is basically the same as that of the circular magnet 7, the circular magnetizer 9 is connected with a circular corrugated positioning sheet 4 of the vibration device, a circular inclined surface 51 is obliquely arranged at the lower end of the magnetic conduction substrate 5 outwards, a heat dissipation part is formed in the circular inclined surface 51, a plurality of circular grooves 52 are formed in the heat dissipation part, the heat dissipation area is increased, the heat dissipation effect is improved, and the plurality of circular grooves 52 are distributed concentrically on the circular inclined surface 51, and the processing is convenient.
An annular projection 53 is arranged at the upper end of the magnetic conduction substrate 5, the inner ring of the annular projection 53 is matched with the circular magnet 6, the outer ring of the annular projection 53 is sleeved in the annular magnet 7, an annular gap 10 is formed between the circular magnet 6 and the annular magnet 7, and the circular driving piece 1 and part of the annular voice coil 2 are positioned in the annular gap 10.
Further, the arrangement of the magnetic poles of the ring magnet 7 is opposite to that of the circular magnet 6, specifically, the end of the circular magnet 6 close to the magnetic conductive substrate 5 is S-pole, and the end of the circular magnet 6 connected with the circular magnetic conductive body 8 is N-pole; the end of the ring magnet 7 connected with the magnetic conductive substrate 5 is N pole, and the end of the ring magnet 7 connected with the ring magnetic conductive body 9 is S pole.
When the sound board is used, the invisible sound driver capable of self-radiating is adhered and fixed on the sound board, and the sound board is driven to vibrate to generate sound effects. Because the radiating part of the annular groove is arranged on the magnetic conduction substrate, the radiating area is increased, and the problem that equipment is damaged because the voice coil of the invisible sound driver generates larger heat to destroy the adhesion between the voice coil wire and the voice coil framework and cause the voice coil wire to fall off when the invisible sound driver works for a long time at high volume is avoided.
The self-radiating invisible sound driver has the following beneficial technical effects:
according to the self-radiating invisible sound driver, the radiating part arranged at the bottom of the magnetic conduction substrate is used for radiating, so that the radiating area is increased, the problem of damage caused by large volume and large heating value of the driver working for a long time is avoided, in addition, the driver is simple in structure and convenient to install, and the cost is reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a stealthy stereo set driver of self-heat dissipation, includes vibrating device and magnetic circuit device, and vibrating device includes circular drive piece (1), annular voice coil (2), voice coil lead wire (3) and annular ripple spacer (4), and annular voice coil (2) are installed in the lower extreme of circular drive piece (1), and annular ripple spacer (4) are fixed on annular voice coil (2), voice coil lead wire (3) and annular voice coil (2) electric connection; the magnetic circuit device comprises a magnetic conduction substrate (5), a circular magnet (6) and a circular magnet (7) are arranged on the magnetic conduction substrate (5), the circular magnet (6) is sleeved in an inner ring of the circular magnet (7), the magnetic pole arrangement mode of the circular magnet (7) is opposite to that of the circular magnet (6), a circular magnetizer (8) is arranged at the upper end of the circular magnet (6), an annular magnetizer (9) is arranged at the upper end of the circular magnet (7), and the annular magnetizer (9) is connected with an annular corrugated locating plate (4).
2. The self-radiating invisible sound driver according to claim 1, wherein the radiating portion is a plurality of annular grooves (52), and the annular grooves (52) are concentrically distributed on the annular inclined surface (51).
3. The self-radiating invisible sound driver according to claim 2, wherein an annular bump (53) is arranged at the upper end of the magnetic conductive substrate (5), a circular magnet (6) is arranged at the inner ring of the annular bump (53), and a circular magnet (7) is arranged at the outer ring of the annular bump (53).
4. A self-radiating invisible sound driver according to claim 1, wherein an annular gap (10) is provided between the circular magnet (6) and the annular magnet (7), and the circular driving plate (1) and part of the annular voice coil (2) are located in the annular gap (10).
5. A self-radiating invisible sound driver according to claim 4, wherein the circular driving plate (1) is a circular driving plate of plastic material.
6. The self-radiating invisible sound driver according to claim 1 wherein the vibration means and the magnetic circuit means are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320750816.0U CN219697881U (en) | 2023-04-03 | 2023-04-03 | Self-radiating invisible sound driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320750816.0U CN219697881U (en) | 2023-04-03 | 2023-04-03 | Self-radiating invisible sound driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697881U true CN219697881U (en) | 2023-09-15 |
Family
ID=87964765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320750816.0U Active CN219697881U (en) | 2023-04-03 | 2023-04-03 | Self-radiating invisible sound driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697881U (en) |
-
2023
- 2023-04-03 CN CN202320750816.0U patent/CN219697881U/en active Active
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