CN204652606U - A kind of active audio amplifier power amplifier module with damping - Google Patents
A kind of active audio amplifier power amplifier module with damping Download PDFInfo
- Publication number
- CN204652606U CN204652606U CN201520378414.8U CN201520378414U CN204652606U CN 204652606 U CN204652606 U CN 204652606U CN 201520378414 U CN201520378414 U CN 201520378414U CN 204652606 U CN204652606 U CN 204652606U
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- China
- Prior art keywords
- module
- power amplifier
- amplifier module
- audio amplifier
- fixed mount
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Abstract
The utility model discloses a kind of active audio amplifier power amplifier module with damping, belong to sound technique field, power amplifier module assembly is arranged on the below of quiet fan in the casing of woofer by line module fixed mount, and the top of woofer connects sound column by connecting rod; The middle part of described line module fixed mount is provided with the shell that cross section is U-shaped, power amplifier module assembly is installed in shell, the top of shell is provided with upper cover plate, and the corner place of upper cover plate is respectively welded with a fixed angles, and fixed angles is linked together by rubber shock-absorbing screw and line module fixed mount.The utility model has the features such as reasonable in design, installation and maintenance are convenient, only need access low level source of sound and power supply just can use high-power audio amplifier, without the need to debugging again during use; Module sets according to different sound box parameter, is convenient for changing; Audio amplifier and power amplifier become one, convenient transport, installation; Inside establish damping part, alleviate the vibrations of electronic devices and components, improve useful life.
Description
Technical field
The utility model relates to sound technique field, specifically a kind of active audio amplifier power amplifier module with damping.
Background technology
Active audio amplifier, is also called " active audio amplifier ".Typically refer to the audio amplifier of band power amplifier, as multimedia computer audio amplifier, active super low voice box, and some novel home theater active audio amplifiers etc.Active audio amplifier is due to built-in power amplifier, and user need not consider the problem of mating with amplifier, is also convenient to more low level audio signal Direct driver simultaneously.
Existing active audio amplifier is all small-power audio amplifier, and high-power audio amplifier is due to audio amplifier space and heat dissipation problem, and power amplification system all obtains external, and this just occurs a power amplifier and audio amplifier corresponding problem.This needs professional just can accomplish, needs more professional and more debug time when going out to perform outside.Need in such a situa-tion a power amplifier and audio amplifier to be matched, only need the high-power audio amplifier of input low level audio signal.
summary of the invention
Technical assignment of the present utility model is for above weak point, provides a kind of reasonable in design, installation and maintenance a kind of active audio amplifier power amplifier module with damping easily.
The utility model solves the technical scheme that its technical problem adopts: the below of quiet fan in the active audio amplifier power amplifier module assembly of this band damping is arranged on woofer casing by line module fixed mount, and the top of woofer connects sound column by connecting rod;
The middle part of described line module fixed mount is provided with the shell that cross section is U-shaped, power amplifier module assembly is installed in shell, the top of shell is provided with upper cover plate, the corner place of upper cover plate is respectively welded with a fixed angles, and fixed angles is linked together by rubber shock-absorbing screw and line module fixed mount.
Described power amplifier module assembly is made up of prime amplification module, loud speaker protection module, High-power amplifier module and power transformer; High-power amplifier module installs bottom in the enclosure; prime amplification module is arranged on the housing interior side-wall above High-power amplifier module, and power transformer and loud speaker protection module are arranged on the inner surface of upper cover plate.
Hollow in the middle part of described line module fixed mount, side is L shape, and two end is screw brace.
The top of described rubber shock-absorbing screw is rubber shock-absorbing sleeve, and bottom is screw.
A kind of active audio amplifier power amplifier module with damping of the present utility model compared to the prior art, there is the features such as reasonable in design, installation and maintenance are convenient, parameter is matched after installation, when using audio amplifier afterwards, only need input 220V and low level audio signals just, when needing external speaker, there is audio outlet plug, direct connected with passive audio amplifier; Module sets according to different sound box parameter, is convenient for changing; Audio amplifier and power amplifier become one, convenient transport, installation; With damping device, solve high-power audio amplifier because shaking the problem making electronic devices and components damage; Quiet fan is installed, has solved noise and heat dissipation problem.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Accompanying drawing 1 is a kind of structural representation of the active audio amplifier power amplifier module with damping.
Accompanying drawing 2 is each power amplifier module assembled state schematic diagram.
Accompanying drawing 3 is line module fixed rack structure schematic diagram.
Accompanying drawing 4 is rubber shock-absorbing screw structural schematic diagram.
Accompanying drawing 5 is power amplifier module installment state structural representation.
In figure: 1, power amplifier module assembly, 2, line module fixed mount, 3, shell; 4, upper cover plate, 5, fixed angles, 6, prime amplification module; 7, loud speaker protection module, 8, High-power amplifier module, 9, power transformer; 10, rubber shock-absorbing screw, 11, quiet fan, 12, woofer; 13, sound column; 14, rubber shock-absorbing sleeve, 15, screw, 16, screw brace.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1:
A kind of active audio amplifier power amplifier module with damping of the present utility model, the below of quiet fan 11 in its power amplifier module assembly 1 is arranged on woofer 12 casing by line module fixed mount 2, the top of woofer 12 connects sound column 13 by connecting rod;
The middle part hollow of described line module fixed mount 2, side is L shape, and two end is screw brace 16, is arranged in the casing of woofer 12 by the cooperation of screw and screw brace 16 by line module fixed mount 2; The middle part of line module fixed mount 2 is provided with the shell 3 that cross section is U-shaped, power amplifier module assembly 1 is installed in shell 3, the top of shell 3 is provided with upper cover plate 4, the corner place of upper cover plate 4 is respectively welded with a fixed angles 5, fixed angles 5 is linked together by rubber shock-absorbing screw 10 and line module fixed mount 2, the top of rubber shock-absorbing screw 10 is rubber shock-absorbing sleeve 14, and bottom is screw 15.
Described power amplifier module assembly 1 is made up of prime amplification module 6, loud speaker protection module 7, High-power amplifier module 8 and power supply transformation 9 device; High-power amplifier module 7 is arranged on the bottom in shell 3; prime amplification module 6 is arranged on shell 3 madial wall above High-power amplifier module 8, and power transformer 9 and loud speaker protection module 7 are arranged on the inner surface of upper cover plate 4.
The integrated prime amplification module 6 of above-mentioned power amplifier module assembly 1, loud speaker protection module 7, High-power amplifier module 8 and power supply transformation 9 device, reduce volume, solves the problem that high-power audio amplifier cannot install power amplifier; With damping device, solve high-power audio amplifier because shaking the problem making electronic devices and components damage; Quiet fan 11 is installed, has solved noise and heat dissipation problem.
The above is the citing of the utility model preferred forms, and the part wherein do not addressed in detail is the common practise of those of ordinary skill in the art.Protection range of the present utility model is as the criterion with the content of claim, and any equivalent transformation carried out based on technology enlightenment of the present utility model, also within protection range of the present utility model.
Claims (4)
1. the active audio amplifier power amplifier module with damping, it is characterized in that, power amplifier module assembly is arranged on the below of quiet fan in the casing of woofer by line module fixed mount, the top of woofer connects sound column by connecting rod;
The middle part of described line module fixed mount is provided with the shell that cross section is U-shaped, power amplifier module assembly is installed in shell, the top of shell is provided with upper cover plate, and the corner place of upper cover plate is respectively welded with a fixed angles, and fixed angles is linked together by rubber shock-absorbing screw and line module fixed mount.
2. the active audio amplifier power amplifier module of band damping according to claim 1; it is characterized in that; described power amplifier module assembly is made up of prime amplification module, loud speaker protection module, High-power amplifier module and power transformer; High-power amplifier module installs bottom in the enclosure; prime amplification module is arranged on the housing interior side-wall above High-power amplifier module, and power transformer and loud speaker protection module are arranged on the inner surface of upper cover plate.
3. the active audio amplifier power amplifier module of band damping according to claim 1, is characterized in that, hollow in the middle part of described line module fixed mount, and side is L shape, and two end is screw brace.
4. the active audio amplifier power amplifier module of band damping according to claim 1, is characterized in that, the top of described rubber shock-absorbing screw is rubber shock-absorbing sleeve, and bottom is screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520378414.8U CN204652606U (en) | 2015-06-04 | 2015-06-04 | A kind of active audio amplifier power amplifier module with damping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520378414.8U CN204652606U (en) | 2015-06-04 | 2015-06-04 | A kind of active audio amplifier power amplifier module with damping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204652606U true CN204652606U (en) | 2015-09-16 |
Family
ID=54105312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520378414.8U Expired - Fee Related CN204652606U (en) | 2015-06-04 | 2015-06-04 | A kind of active audio amplifier power amplifier module with damping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204652606U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104869488A (en) * | 2015-06-04 | 2015-08-26 | 山东金贝壳音响有限公司 | Vibration-damping power amplifier module for active loudspeaker |
-
2015
- 2015-06-04 CN CN201520378414.8U patent/CN204652606U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104869488A (en) * | 2015-06-04 | 2015-08-26 | 山东金贝壳音响有限公司 | Vibration-damping power amplifier module for active loudspeaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150916 Termination date: 20180604 |