CN221575590U - Multichannel sound amplifying system - Google Patents
Multichannel sound amplifying system Download PDFInfo
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- CN221575590U CN221575590U CN202323052413.8U CN202323052413U CN221575590U CN 221575590 U CN221575590 U CN 221575590U CN 202323052413 U CN202323052413 U CN 202323052413U CN 221575590 U CN221575590 U CN 221575590U
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- 230000005236 sound signal Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
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- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000001260 vocal cord Anatomy 0.000 description 2
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Abstract
The application discloses a multichannel sound amplifying system, which relates to the technical field of sound amplifying systems and comprises: the system comprises an audio source, a multichannel host, an audio processor, a sound console, a multichannel power amplifying unit and a loudspeaker unit; the audio source, the multichannel host, the audio processor, the sound console, the multichannel power amplifying unit and the loudspeaker unit are sequentially connected in sequence; the multichannel host comprises a microphone antenna, an antenna distributor and a suppressor; the multichannel power amplifying unit comprises a near-sound power amplifier and a far-sound power amplifier; the loudspeaker unit comprises a near-sound loudspeaker corresponding to a near-sound power amplifier and a far-sound loudspeaker corresponding to a far-sound power amplifier; the range of sound expansion can be enlarged, and the sound distribution can be balanced.
Description
Technical Field
The utility model relates to the technical field of sound amplifying systems, in particular to a multichannel sound amplifying system.
Background
In daily life, in order to better transmit sound, a similar listener can better receive sound, and most of sound generated by a sound source is amplified in real time by adopting an amplifying system, and developed sound is transmitted to the listener through sound equipment.
In the prior art, multichannel sound amplification is realized by processing channel signals by using a plurality of channels and simultaneously transmitting amplified signals to corresponding sound equipment by using a power amplifier.
However, when the multi-channel audio is amplified, the self audio amplifying effect cannot be adjusted according to the current scene, so that the near and far can obtain more proper hearing effect.
Disclosure of utility model
The embodiment of the application solves the problem of poor near and far sound effects in the prior art by providing the multichannel sound amplifying system, and improves the sound amplifying effect of the sound.
The embodiment of the application provides a multichannel sound amplifying system, which comprises: the system comprises an audio source, a multichannel host, an audio processor, a sound console, a multichannel power amplifying unit and a loudspeaker unit; the audio source, the multichannel host, the audio processor, the sound console, the multichannel power amplifying unit and the loudspeaker unit are sequentially connected in sequence;
the multichannel host comprises a microphone antenna, an antenna distributor and a suppressor;
the multichannel power amplifying unit comprises a near-sound power amplifier and a far-sound power amplifier;
The loudspeaker unit comprises a near-sound loudspeaker corresponding to the near-sound power amplifier and a far-sound loudspeaker corresponding to the far-sound power amplifier.
One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages:
The far sound power amplifier and the near sound power amplifier are adjusted through the first control unit and the second control unit, the processing effect of sound is improved, the sound covers the whole field in different ranges and distances, layering sense of the sound can be shown in different distances, and the sound expansion effect of the sound is improved.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a multi-channel audio amplifier system;
Fig. 2 is a schematic structural diagram of a second embodiment of a multi-channel audio amplifier system;
Fig. 3 is a schematic structural diagram of a third embodiment of a multi-channel audio amplifier system.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings; the preferred embodiments of the present utility model are illustrated in the drawings, but the present utility model can be embodied in many different forms and is not limited to the embodiments described herein; rather, these embodiments are provided so that this disclosure will be thorough and complete.
It should be noted that the terms "vertical", "horizontal", "upper", "lower", "left", "right", and the like are used herein for illustrative purposes only and do not represent the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Embodiment one:
As shown in fig. 1, a multi-channel sound amplifying system of the present application includes: the system comprises an audio source, a multichannel host, an audio processor, a sound console, a multichannel power amplifying unit and a loudspeaker unit; the audio source, the multichannel host, the audio processor, the sound console, the multichannel power amplifying unit and the loudspeaker unit are sequentially connected.
Preferably, the audio source is a wireless microphone.
Preferably, the multi-channel host comprises a microphone antenna, an antenna distributor and a suppressor.
The microphone antenna is used for receiving wireless signals sent by the wireless microphone: the microphone antenna is used for receiving the wireless signals sent by the wireless microphone and converting the wireless signals into electric signals; the antenna distributor is used for distributing wireless signals from microphone antennas to a plurality of suppressors; the suppressor is used for demodulating the wireless signal transmitted by the microphone antenna into an original audio signal.
Preferably, the multichannel power amplifying unit comprises a near-sound power amplifier and a far-sound power amplifier; the near-sound power amplifier is used for playing the channel signals at a short distance, and is mainly used for providing audio output in a relatively short distance range, and the far-sound power amplifier is used for playing the channel signals at a long distance.
Preferably, the speaker unit includes a near-sound speaker corresponding to a near-sound power amplifier and a far-sound speaker corresponding to a far-sound power amplifier.
Preferably, the near sound power amplifier and the far sound power amplifier are respectively provided with a plurality of near sound speakers and far sound speakers, and the near sound speakers and the far sound speakers are in one-to-one correspondence with the near sound power amplifier and the far sound power amplifier.
In this embodiment, channel signals generated by an audio source are transmitted to a multi-channel host, and after the multi-channel host and an audio processor process the channel signals, each channel signal is input to a corresponding power amplifying unit; the vocal cord signals which need to be played in a short distance are transmitted to the near-sound power amplifier, the vocal cord signals which need to be played in a long distance are transmitted to the far-sound power amplifier, the played sound can be enabled to have layering sense, the sound far-near effect can be reflected, and the sound playing effect is improved.
Example two
As shown in fig. 2, in order to improve the processing effects of the near-sound speaker and the far-sound speaker, after the channel signals are acquired, the corresponding channel signals are adjusted according to the scene.
Preferably, one ends of the near sound power amplifier and the far sound power amplifier are respectively connected with a first control unit, and the first control units are used for controlling the near sound power amplifier and the far sound power amplifier, and the near sound power amplifier and the far sound power amplifier are controlled through the first control units, so that the playing of sound can be controlled in a targeted manner. For example, when near sound needs to be adjusted, the near sound power amplifiers are controlled by the first control unit to adjust the near sound played, each near sound power amplifier can be independently controlled, so that the sound playing effect is higher, the processing mode of the far sound power amplifier is the same as that of the near sound power amplifier, and each far sound power amplifier can be adjusted according to the near sound power amplifier to realize layering of the near sound.
Preferably, the near-sound power amplifier is connected to the near-sound speaker through RVPE2 x 0.5 audio lines.
Preferably, the far-sound power amplifier is connected with the far-sound loudspeaker through RVPE x 0.5 audio lines.
Example III
As shown in fig. 3, in order to further achieve improvement of the control effects of the near-sound speaker and the far-sound speaker, a near-sound power amplifier and a far-sound power amplifier are provided for each power amplifier in one-to-one correspondence, so that the problem of uneven sound distribution when the channel signals are played at a shorter or longer distance is solved.
Preferably, the first control unit corresponding to each near sound power amplifier and each far sound power amplifier is connected through the second control unit;
The second control unit is used for controlling the first control unit, and the first control unit is integrally controlled according to the second control unit, so that the overall control mode is more flexible;
Preferably, the second control unit may be located at an output end of the first control unit or an input end of the first control unit, and the second control unit may individually control all the first control units, thereby reducing the control pressure of the whole on the channel signal and improving the control effect of sound.
Preferably, the far-sound speakers and the near-sound speakers are placed at intervals, and each far-sound speaker is placed according to the array after the channel signals are analyzed, so that the playing range of the far-sound speakers is improved.
Preferably, the first control unit and the second control unit are connected by adopting a wireless communication mode.
The second control unit is used for integrally controlling the first control unit, so that each near sound power amplifier and each far sound power amplifier can be integrally controlled according to a specific scene, sound can be transmitted to a longer distance by adding the far sound power amplifier and the far sound loudspeaker, and the coverage range of the sound amplifying system is enlarged; the far-sound power amplifier can increase the power of the audio signal, thereby improving the definition and audibility of sound during long-distance propagation; the addition of the far-sound power amplifier can help to realize the balanced distribution of sound in the whole sound amplifying system, and ensure the balance of sound volume and sound quality between the far-sound loudspeaker and other loudspeakers.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A multi-channel sound enhancement system, comprising: the system comprises an audio source, a multichannel host, an audio processor, a sound console, a multichannel power amplifying unit and a loudspeaker unit; the audio source, the multichannel host, the audio processor, the sound console, the multichannel power amplifying unit and the loudspeaker unit are sequentially connected in sequence;
the multichannel host comprises a microphone antenna, an antenna distributor and a suppressor;
the multichannel power amplifying unit comprises a near-sound power amplifier and a far-sound power amplifier;
The loudspeaker unit comprises a near-sound loudspeaker corresponding to the near-sound power amplifier and a far-sound loudspeaker corresponding to the far-sound power amplifier.
2. The multi-channel sound amplifying system according to claim 1, wherein the near sound power amplifier and the far sound power amplifier are provided in plural, and the near sound speaker and the far sound speaker are in one-to-one correspondence with the number of the near sound power amplifier and the far sound power amplifier.
3. The multi-channel amplifying system according to claim 1, wherein one end of the near-sound power amplifier and one end of the far-sound power amplifier are respectively connected with the first control unit.
4. A multi-channel sound amplifying system according to claim 1 wherein said near power amplifier is connected to said near speaker by RVPE x 0.5 audio lines and said far power amplifier is connected to said far speaker by RVPE x 0.5 audio lines.
5. A multi-channel audio amplifier system as set out in claim 3, wherein each of said near and far power amplifiers is connected by a second control unit to a corresponding first control unit.
6. The multi-channel sound amplifying system according to claim 1, wherein said microphone antenna is configured to receive a wireless signal transmitted by a wireless microphone: the microphone antenna is used for receiving the wireless signals sent by the wireless microphone and converting the wireless signals into electric signals; the antenna distributor is used for distributing wireless signals from microphone antennas to a plurality of suppressors; the suppressor is used for demodulating the wireless signal transmitted by the microphone antenna into an original audio signal.
7. The multi-channel sound amplifying system according to claim 5, wherein the first control unit and the second control unit are connected by wireless communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323052413.8U CN221575590U (en) | 2023-11-13 | 2023-11-13 | Multichannel sound amplifying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323052413.8U CN221575590U (en) | 2023-11-13 | 2023-11-13 | Multichannel sound amplifying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221575590U true CN221575590U (en) | 2024-08-20 |
Family
ID=92272228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323052413.8U Active CN221575590U (en) | 2023-11-13 | 2023-11-13 | Multichannel sound amplifying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221575590U (en) |
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2023
- 2023-11-13 CN CN202323052413.8U patent/CN221575590U/en active Active
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