CN204180223U - A kind of have the audio amplifier of 3D around entity audio - Google Patents
A kind of have the audio amplifier of 3D around entity audio Download PDFInfo
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- CN204180223U CN204180223U CN201420612542.XU CN201420612542U CN204180223U CN 204180223 U CN204180223 U CN 204180223U CN 201420612542 U CN201420612542 U CN 201420612542U CN 204180223 U CN204180223 U CN 204180223U
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Abstract
The utility model discloses and a kind of there is the audio amplifier of 3D around entity audio, comprise housing, be installed on the sound equipment module in housing and control module, described sound equipment module is connected with control module, it is characterized in that, described sound equipment module comprises Full-frequency trumpet, mega bass loudspeaker, described casing is provided with mega bass loudspeaker installing hole near the position at two ends 1/3rd, and mega bass loudspeaker is placed in installing hole and is fixed by screw; Described Full-frequency trumpet is provided with wooden box, and Full-frequency trumpet is fixed in wooden box by screw, and described housing centre position is provided with mounting groove, and described wooden box is installed in mounting groove, is fixedly connected with by screw.Described control module comprises main control board, main control board is provided with MCU, dsp processor (built-in 6 channel modulus converters and 4 port number weighted-voltage D/A converters, audio decoder), bluetooth module, infrared receiving terminal, LED light, and described main control board is also connected with Power Management Unit, audio input interface, Audio power amplifier IC.
Description
Technical field
The utility model relates to sound-box device sound effect technology field, particularly relates to a kind ofly having the audio amplifier of 3D around entity audio.
Background technology
3D is change according to border, interactively field, sound source in software and export the audio of respective change around audio, and the 3D extremely true to nature produced around hearer locates audio, brings real audio experience.Current home audio is as VCD, DVD player and computer etc. possess DOLBY DIGITAL, the multichannel 3D surround sound decoding functions such as DTS, its multi-channel signal is after Digital Signal Processing is amplified by multichannel power amplifier, by upper built-in horn, preposition left and right loudspeaker and rearmounted left and right loudspeaker, add mega bass loudspeaker, play out around dynamic acoustics, but complete this 3D and will be equipped with powerful power amplifier around audio, the loudspeaker of more than six and mega bass loudspeaker are placed in the effect of different position realizations around audio, audio amplifier location layout so can only be connected by long electric wire, thus can cause when connecting up the phenomenon that electric wire is very in disorder, and easily cause some contingencies, need these stereo sets of suitable space arrangement simultaneously, cost higher and be unfavorable for detect safeguard.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of distinctive trumpet array permutation and combination structure, possesses the audio amplifier of 3D around entity audio.
The technical scheme that the utility model adopts is: a kind of have the audio amplifier of 3D around entity audio, comprise housing, be installed on the sound equipment module in housing and control module, described sound equipment module is connected with control module, it is characterized in that, described sound equipment module comprises Full-frequency trumpet, mega bass loudspeaker, described casing is provided with mega bass loudspeaker installing hole near the position at two ends 1/3rd, and mega bass loudspeaker is placed in installing hole and is fixed by screw; Described Full-frequency trumpet is provided with wooden box, and Full-frequency trumpet is fixed in wooden box by screw, and described housing centre position is provided with mounting groove, and described wooden box is installed in mounting groove, is fixedly connected with by screw.
Described control module comprises main control board, main control board is provided with MCU, dsp processor (built-in 6 channel modulus converters and 4 port number weighted-voltage D/A converters, audio decoder), bluetooth module, infrared receiving terminal, LED light, described main control board MCU also connection control push-button unit, and be equipped with remote control device operation.
Described main control board is also connected with Power Management Unit, audio input interface, Audio power amplifier IC, and described Audio power amplifier IC comprises supper bass power discharging IC and full range power discharging IC; Described Power Management Unit comprises DC interface, power management IC, step-down IC and voltage stabilizing IC, DC interface connects external power source, power management IC electrical connection supper bass power discharging IC and mega bass loudspeaker, the near 5V of step-down IC is divided into two-way, one tunnel connects full range power discharging IC and Full-frequency trumpet, another connects voltage stabilizing IC, and voltage stabilizing connects main control board to 3.3V.
Described audio input interface comprises RCA analogue audio frequency input interface, AUX audio input interface and optical fiber audio input interface, described optical fiber audio input interface connects a digital translation IC, convert SPDIF signal to I2S signal, audio input interface is installed on the lid being provided with through hole, for accessing external audio line, this lid posts PVC sheet.
Described voice box casing front is provided with wire side lid, and housing two is provided with side cover, side cover posts PVC sheet, is provided with runners below housing, and runners is provided with anti-skidding silicagel pad, and back side of shell is provided with deck, for being installed on wall.
The beneficial effects of the utility model are: be mega bass loudspeaker by both sides, middle four Full-frequency trumpets design, distinctive trumpet array permutation and combination structure, have that level covers evenly, vertical directivity is strong, sound energy attenuation is less in radiation area advantage, in addition, be installed in wooden box by Full-frequency trumpet, by the casing of wood materials, Full-frequency trumpet be installed, thus the vibration that the sound that Full-frequency trumpet sends produces is less, more real sound can be restored; On the basis of this distinctive trumpet array permutation and combination structure and the wooden casing of Full-frequency trumpet, in conjunction with the integrated I2C bus circuit of master control circuit board, MCU, dsp processor, multichannel digital to analog converter, audio signal is carried out change, power amplifier, broadcast, realize multichannel 3D around entity audio.
accompanying drawing illustrates:
Fig. 1 is overall structure cut-away view of the present utility model.
Fig. 2 is operation logic frame diagram of the present utility model.
Fig. 3 is that the utility model MCU control ring is around principle of operation figure.
Fig. 4 is the utility model circuit supply figure.
embodiment:
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
With reference to accompanying drawing, a kind of 3D of having has the audio amplifier of 3D around entity audio around the audio amplifier of entity audio is a kind of, comprise housing 1, be installed on the sound equipment module in housing 1 and control module, described sound equipment module is connected with control module, it is characterized in that: described sound equipment module comprises Full-frequency trumpet 5, mega bass loudspeaker 4, described housing 1 is provided with mega bass loudspeaker 4 installing hole 2 near the position at two ends 1/3rd, and mega bass loudspeaker 4 is placed in installing hole 2 and is fixed by screw; Described Full-frequency trumpet 5 is provided with wooden box 6, and Full-frequency trumpet 5 is fixed in wooden box 6 by screw, and described housing 1 centre position is provided with mounting groove 3, and described wooden box 6 is installed in mounting groove 3, is fixedly connected with by screw.
Described control module comprises main control board 7, main control board 7 is provided with MCU, dsp processor (built-in 6 channel modulus converters of ADAU1761 and 4 port number weighted-voltage D/A converters), bluetooth module (BM81SPK02), infrared receiving terminal, LED light, described main control board MCU also connection control push-button unit, and be equipped with remote controller.
Described main control board is also connected with Power Management Unit, audio input interface, audio frequency power amplifier IC, and described Audio power amplifier IC comprises supper bass power discharging IC and full range power discharging IC.
Described Power Management Unit comprises DC interface, power management IC 4307, step-down IC(SY8205) and voltage stabilizing IC(XC6210), DC interface connects external power source, power management IC 4307 is electrically connected supper bass power discharging IC (R2A15120FA) and mega bass loudspeaker, step-down IC(SY8205) near 5V is divided into two-way, one tunnel connects full range power discharging IC (SSM2518) and Full-frequency trumpet, another connects voltage stabilizing IC(XC6210), voltage stabilizing connects main control board to 3.3V.
Described audio input interface comprises RCA analogue audio frequency input interface, LINE audio input interface and optical fiber audio input interface, and described optical fiber audio input interface connects a digital translation IC(CS8422), convert SPDIF signal to I2S signal.
Described voice box casing 1 front is provided with wire side lid 8, and housing 1 two is provided with side cover 12, side cover 12 posts PVC sheet 13, and housing 1 is provided with runners 9 below, and runners 9 is provided with anti-skidding silicagel pad 10, and housing 1 back side is provided with deck 14, for being installed on wall.
Described audio input interface be installed on be provided with through hole lid 15 for accessing external audio line, this lid 15 posts PVC sheet 13.
Be mega bass loudspeaker by both sides, the arrayed combining structure of middle four Full-frequency trumpets design, have that level covers evenly, vertical directivity is strong, sound energy attenuation is less in radiation area advantage, in addition, be installed in wooden box by Full-frequency trumpet, by the casing of wood materials, Full-frequency trumpet is installed, thus the vibration that the sound that Full-frequency trumpet sends produces is less, can restore more real sound; On the basis of this distinctive trumpet array permutation and combination structure and the wooden casing of Full-frequency trumpet, audio signal path and Processing Algorithm, multichannel digital to analog converter is set up around calculating, DSP Digital Signal Processing (ADAU1761) in conjunction with the integrated I2C bus circuit of master control circuit board, MCU control ring, self-defined equilibrium, filtering and spatialization effect, audio signal is carried out change, power amplifier, broadcast, realize multichannel 3D and reduce audio around entity.
Above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.And for belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection range of the present utility model.
Claims (8)
1. have the audio amplifier of 3D around entity audio, comprise housing (1), be installed on the sound equipment module in housing (1) and control module, described sound equipment module is connected with control module, it is characterized in that:
Described sound equipment module comprises Full-frequency trumpet (5), mega bass loudspeaker (4), and described housing (1) is provided with mega bass loudspeaker (4) installing hole (2) near the position at two ends 1/3rd, and mega bass loudspeaker (4) is placed in installing hole (2) and is fixed by screw;
Described Full-frequency trumpet (5) is provided with wooden box (6), Full-frequency trumpet (5) is fixed in wooden box (6) by screw, described housing (1) centre position is provided with mounting groove (3), and described wooden box (6) is installed in mounting groove (3), is fixedly connected with by screw.
2. according to claim 1 a kind ofly have the audio amplifier of 3D around entity audio, it is characterized in that: described control module comprises main control board (7), main control board (7) is provided with MCU, built-in 6 channel modulus converters of dsp processor and 4 port number weighted-voltage D/A converters, bluetooth module, infrared receiving terminal, LED light (16).
3. according to claim 2 a kind ofly have the audio amplifier of 3D around entity audio, it is characterized in that: described main control board (7) is also connected with Power Management Unit, audio input interface, audio frequency power amplifier IC, described Audio power amplifier IC comprises supper bass power discharging IC and full range power discharging IC.
4. according to claim 3 a kind ofly have the audio amplifier of 3D around entity audio, it is characterized in that: described Power Management Unit comprises DC interface, power management IC, step-down IC and voltage stabilizing IC, DC interface connects external power source, power management IC electrical connection supper bass power discharging IC and mega bass loudspeaker, the near 5V of step-down IC is divided into two-way, one tunnel connects full range power discharging IC and Full-frequency trumpet, and another connects voltage stabilizing IC, and voltage stabilizing connects main control board to 3.3V.
5. according to claim 3 a kind ofly have the audio amplifier of 3D around entity audio, it is characterized in that: described audio input interface comprises RCA analogue audio frequency input interface, LINE audio input interface and optical fiber audio input interface, described optical fiber audio input interface connects a digital translation IC, converts SPDIF signal to I2S signal.
6. according to claim 2 a kind ofly have the audio amplifier of 3D around entity audio, it is characterized in that: described main control board (7) is connection control push-button unit also, and be equipped with remote controller.
7. according to claim 1 a kind ofly have the audio amplifier of 3D around entity audio, it is characterized in that: described voice box casing (1) front is provided with wire side lid (8), housing (1) two is provided with side cover (12), side cover (12) posts PVC sheet (13), housing (1) is provided with runners (9) below, runners (9) is provided with anti-skidding silicagel pad (10), and housing (1) back side is provided with deck (14), for being installed on wall.
8. according to claim 3 a kind ofly have the audio amplifier of 3D around entity audio, it is characterized in that: described audio input interface be installed on be provided with through hole lid (15) for accessing external audio line, this lid (15) posts PVC sheet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612542.XU CN204180223U (en) | 2014-10-22 | 2014-10-22 | A kind of have the audio amplifier of 3D around entity audio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612542.XU CN204180223U (en) | 2014-10-22 | 2014-10-22 | A kind of have the audio amplifier of 3D around entity audio |
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| Publication Number | Publication Date |
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| CN204180223U true CN204180223U (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420612542.XU Active CN204180223U (en) | 2014-10-22 | 2014-10-22 | A kind of have the audio amplifier of 3D around entity audio |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105096976A (en) * | 2015-08-03 | 2015-11-25 | 宁波爱维斯工贸有限公司 | Audio system for controlling DSP via intelligent APP in Bluetooth mode |
| CN106535063A (en) * | 2017-01-12 | 2017-03-22 | 珠海乐港科技有限公司 | Wireless network audio high-fidelity streaming media player |
| CN108170022A (en) * | 2016-12-07 | 2018-06-15 | 张秀琴 | Hand hygiene timer |
| CN108766482A (en) * | 2018-09-04 | 2018-11-06 | 深圳万百万科技有限公司 | A kind of combination disc machine |
| CN113316045A (en) * | 2021-05-26 | 2021-08-27 | 宁波中哲无限数字科技有限公司 | Household sound box |
-
2014
- 2014-10-22 CN CN201420612542.XU patent/CN204180223U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105096976A (en) * | 2015-08-03 | 2015-11-25 | 宁波爱维斯工贸有限公司 | Audio system for controlling DSP via intelligent APP in Bluetooth mode |
| CN105096976B (en) * | 2015-08-03 | 2017-11-24 | 宁波爱维斯工贸有限公司 | A kind of audio system for controlling DSP with bluetooth approach by intelligent APP |
| CN108170022A (en) * | 2016-12-07 | 2018-06-15 | 张秀琴 | Hand hygiene timer |
| CN106535063A (en) * | 2017-01-12 | 2017-03-22 | 珠海乐港科技有限公司 | Wireless network audio high-fidelity streaming media player |
| CN108766482A (en) * | 2018-09-04 | 2018-11-06 | 深圳万百万科技有限公司 | A kind of combination disc machine |
| CN113316045A (en) * | 2021-05-26 | 2021-08-27 | 宁波中哲无限数字科技有限公司 | Household sound box |
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