CN212163692U - Debugging-free digital sound device - Google Patents
Debugging-free digital sound device Download PDFInfo
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- CN212163692U CN212163692U CN202021142123.6U CN202021142123U CN212163692U CN 212163692 U CN212163692 U CN 212163692U CN 202021142123 U CN202021142123 U CN 202021142123U CN 212163692 U CN212163692 U CN 212163692U
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Abstract
The utility model provides a debugging-free digital sound device, which comprises a main control cabinet, wherein the main control cabinet is connected with a loudspeaker assembly; a digital wireless microphone transmitting component, a digital wireless microphone receiving component, a digital audio processing component and a digital power amplifying component are arranged in the main control cabinet; the wireless microphone transmitting component receives the sound signal and transmits the sound signal to the digital wireless microphone receiving component, and the digital wireless microphone receiving component transmits the sound signal to the digital audio processing component; the digital audio processing component is also connected with an external player, and the external player transmits the music signal to the digital audio processing component; the digital audio processing component optimizes and restores the sound signals and the music signals, and then the sound signals and the music signals are subjected to high-fidelity signal amplification through the digital power amplification component and then are transmitted to the loudspeaker component so as to amplify the sound of the sound signals and the music signals. Use utility model technical scheme to make the sound equipment, exempt from the debugging, not squeal, not sound, sound clarity, loudness height, switch fast and be convenient for the transportation.
Description
Technical Field
The utility model relates to a sound technical field, in particular to exempt from to debug digital sound device.
Background
The digital sound box commonly used at present usually needs to be debugged by professional disc-jockey in the use, just can reach good expanding sound effect, and professional disc-jockey talent is in short supply at present. And a city can achieve the debugging level of professional digital sound equipment, and more than a few disc-jockeys, and ordinary users do not know professional frequency characteristics without professional tuning training, and often purchase digital sound equipment but do not achieve ideal use effect. The user does not have professional disc-jockey, and causes in the stereo set use: the method has the following problems of acoustic howling, microphone sound interruption, unclear speaking hearing, damage to acoustic equipment caused by signal overload and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve among the prior art sound system can't effectively in time carry out accurate adjustment, the utility model provides an exempt from to debug digital sound device can make sound device exempt from to debug, not squeal, not break sound, sound clear, loudness height, switch fast and be convenient for the transportation.
The utility model discloses specific technical scheme as follows:
a debugging-free digital sound device comprises a main control cabinet, wherein the main control cabinet is connected with a loudspeaker assembly; a digital wireless microphone transmitting component, a digital wireless microphone receiving component, a digital audio processing component and a digital power amplifying component are arranged in the main control cabinet; the wireless microphone transmitting component receives a sound signal and transmits the sound signal to the digital wireless microphone receiving component, and the digital wireless microphone receiving component transmits the sound signal to the digital audio processing component; the digital audio processing component is also connected with an external player, and the external player transmits music signals to the digital audio processing component; after the sound signals and the music signals are transmitted to the digital audio processing assembly, the digital audio processing assembly carries out high-fidelity signal amplification on the sound signals and the music signals after the sound signals and the music signals are optimized and restored, and transmits the sound signals and the music signals to the loudspeaker assembly, and the loudspeaker assembly carries out sound amplification on the sound signals and the music signals.
Further, the digital wireless microphone transmitting component converts the audio frequency vibration frequency of the sound signal into a frequency modulation wireless signal, and the digital wireless microphone transmitting component encrypts and transmits the frequency modulation signal to the digital wireless microphone receiving component; the digital wireless microphone receiving component decrypts the encrypted sound signal and converts the encrypted sound signal into an audio signal, and the digital wireless microphone receiving component transmits the audio signal to the digital audio processing component.
Further, the external player is connected to the digital audio processing component through a stereo audio connection line or wireless Bluetooth.
Furthermore, the digital audio processing assembly comprises a digital audio processing chip and an operation panel, and the digital audio processing chip optimizes and restores the sound signal and the music signal; the operation panel is provided with a plurality of mode switching keys, and the modes comprise a lecture conference mode and an entertainment celebration mode.
Further, the plurality of modes comprise 2 lecture conference modes and 2 entertainment celebration modes; the 2 lecture conference modes include a wireless microphone without reverberation effect and a music input combination for 100 square meters of space and a wireless microphone without reverberation effect and a music input combination for 300 square meters of space; the 2 entertainment celebration modes include a wireless microphone with reverberation effect and a music input combination suitable for a 100 square meter space and a wireless microphone with reverberation effect and a music input combination suitable for a 300 square meter space. Therefore, when the user uses the acoustic device, the mode switching can be quickly switched within 1 second by pressing the mode switching key.
Further, the digital audio processing component optimizes and restores the sound signal and the music signal and transmits the sound signal and the music signal to the digital power amplifying component through a stereo audio connecting line; and the digital power amplification component transmits the sound signal and the music signal amplified by the high-fidelity signal to the loudspeaker component through an audio connecting wire.
Further, the digital wireless microphone transmitting component is a head-wearing digital wireless microphone transmitting component, a gooseneck digital wireless microphone transmitting component or a handheld wireless microphone transmitting component.
Further, the external player comprises a computer, a mobile phone or a music player.
Further, the speaker assembly includes a left speaker assembly and a right speaker assembly. Therefore, the square meter can be used in the scenes of business training, lectures, meetings, roadcast, celebration and the like with the area of about 300 square meters. By extending the system to 4 groups of loudspeaker assemblies, the space with the area of about 600 square meters can be used.
Further, the length, width, height and size of the main control cabinet are respectively 600mm, 525mm and 200 mm; the length, width and height of the left loudspeaker component and the right loudspeaker component are 260mm, 260mm and 440mm respectively. The sound device is small in size, convenient to transport, simple in connection and high in integration level.
Use the technical scheme of the utility model, do not need professional sound engineer field debugging, the user only need connect about the speaker subassembly line, plug in the power, just can begin to use, the user only needs two knobs of control microphone volume and music volume in the use, need not to train any personnel and can all operate and effectively solved the user because do not have professional sound engineer, and the stereo set that causes is whistle in the digital sound use, the microphone is cut off the sound, the speech is listened a great deal of problems such as unclear. The automatic digital audio processing chip of the debugging-free digital sound device has a feedback suppression function, and sound howling is not generated in the using process after strict tests are carried out before the debugging-free digital sound device is sold on the market (the howling is not generated even if a microphone is used in front of a sound box). The wireless microphone transmitting and receiving component uses a digital pilot anti-interference technology, sound can not be cut off within a distance of 100 meters under the condition that the electric quantity of the microphone is sufficient, and the transmission distance can reach 300 meters without signal shielding. The automatic digital audio processing chip has the function of limited protection, and audio signals are strictly controlled within a safety range, so that the debugging-free digital audio device cannot be damaged due to signal overload.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic diagram of the operation of an audio device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an audio device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the specific embodiment of the present invention, as shown in fig. 1-2, a debugging-free digital audio device 10 includes a main control cabinet 1, wherein the main control cabinet 1 is connected with a speaker assembly 2; a digital wireless microphone transmitting component 3, a digital wireless microphone receiving component 4, a digital audio processing component 5 and a digital power amplifying component 6 are arranged in the main control cabinet 1; the wireless microphone transmitting component 3 receives a sound signal and transmits the sound signal to the digital wireless microphone receiving component 4, and the digital wireless microphone receiving component 4 transmits the sound signal to the digital audio processing component 5; the digital audio processing component 5 is also connected with an external player 7, and the external player 7 transmits music signals to the digital audio processing component 5; after the sound signals and the music signals are transmitted to the digital audio processing component 5, the digital audio processing component 5 optimizes and restores the sound signals and the music signals, then performs high-fidelity signal amplification through the digital power amplification component 6, and transmits the high-fidelity signal to the loudspeaker component 2, and the loudspeaker component 2 performs sound amplification on the sound signals and the music signals.
In the embodiment of the present invention, the digital wireless microphone transmitting assembly 3 converts the audio frequency vibration frequency of the sound signal into a frequency modulated wireless signal, and the digital wireless microphone transmitting assembly 3 encrypts and transmits the frequency modulated signal to the digital wireless microphone receiving assembly 4; the digital wireless microphone receiving component 4 decrypts the encrypted sound signal and converts the decrypted sound signal into an audio signal, and the digital wireless microphone receiving component 4 transmits the audio signal to the digital audio processing component 5.
In an embodiment of the present invention, the external player 7 is connected to the digital audio processing module 5 through a stereo audio connection line 71 or a wireless bluetooth. The external player 7 is not limited to a computer, a mobile phone, a music player, or the like.
In the embodiment of the present invention, preferably, the digital audio processing component 5 includes a digital audio processing chip and an operation panel 51, and the digital audio processing chip optimizes and restores the sound signal and the music signal; the operation panel 51 is provided with a plurality of mode switching keys 52, and the plurality of modes include a lecture conference mode and a celebration mode. The plurality of modes preferably comprise 2 lecture conference modes and 2 entertainment celebration modes; the 2 lecture conference modes comprise a first mode and a second mode, wherein the first mode is a mode of combining a wireless microphone without reverberation effect and used in a small space of about 100 square meters with a music input, and the second mode is a mode of combining a wireless microphone without reverberation effect and used in a large space of about 300 square meters with a music input; the 2 entertainment celebration modes comprise a third mode and a fourth mode, wherein the third mode is a mode of combining a wireless microphone with reverberation effect and a music input, which is suitable for small space of about 100 square meters; the fourth mode is a mode in which a wireless microphone with reverberation effect suitable for large space use of about 300 square meters is combined with a music input. Therefore, when the user uses the acoustic device, the user can realize the fast mode switching within 1 second by pressing the corresponding mode switching key. The digital audio processing chip preferably has the functions of digital equalization, feedback suppression, line pressing protection, gain setting, channel distribution and the like so as to effectively avoid sound interruption and howling of the sound equipment; the audio signal is strictly controlled within a safe range, and the debugging-free digital sound device cannot be damaged due to signal overload.
Preferably, the digital audio processing component 5 optimizes and restores the sound signal and the music signal and transmits the sound signal and the music signal to the digital power amplifying component 6 through a stereo audio connecting line; the digital power amplifying assembly 6 transmits the sound signal and the music signal amplified by the high fidelity signal to the loudspeaker assembly 2 through the audio connecting line 61.
Preferably, the digital wireless microphone transmitting assembly 3 may be a head-mounted digital wireless microphone transmitting assembly, a gooseneck digital wireless microphone transmitting assembly, or a handheld wireless microphone transmitting assembly. Wherein digital wireless microphone emission subassembly 3 can place in the inside recess structure that corresponds of main control rack 1 to realize the simple clean and tidy of whole main control rack 1, it is integrated high.
As shown in fig. 2, the speaker assembly 2 preferably includes a left speaker assembly 21 and a right speaker assembly 22. The maximum sound pressure level of the debugging-free digital sound equipment is 125dB, and after testing, one set of debugging-free digital sound equipment is marked and matched with two groups of loudspeaker assemblies, so that the debugging-free digital sound equipment can be used in scenes with the area of about 300 square meters, such as business training, lectures, meetings, roadcast, entertainment celebrations and the like. By extending the system to 4 groups of loudspeaker assemblies, the space with the area of about 600 square meters can be used.
In the embodiment of the utility model, the length, width and height of the main control cabinet 1 are respectively 600mm, 525mm and 200 mm; the length, width and height of the left speaker assembly 21 and the right speaker assembly 22 are 260mm, 260mm and 440mm, respectively. The audio device 10 is compact in size, convenient to transport, simple to connect and high in integration level. The digital audio processing component, the digital audio processing chip and the digital power amplifying component can be arranged in a 1U standard case, so that the high integration of the whole device is further improved.
Use the technical scheme of the utility model, do not need professional stereo set engineer field debugging, the user only need connect about the speaker subassembly line, plug in the power, just can begin to use, user only need control two knobs of volume and music volume of digital wireless microphone emission subassembly in the use, need not to train any personnel and can all operate and effectively solved the user because there is not professional disc jockey, and the stereo set that causes is whistle in the digital stereo set use, the microphone is disconnected sound, the speech is listened not clear scheduling problem. The automatic digital audio processing chip of the debugging-free digital sound device has a feedback suppression function, and sound howling cannot be generated in the using process through strict tests (the howling cannot be generated even if the microphone is used in front of the sound box). The wireless microphone transmitting component 3 and the wireless microphone receiving component 4 both use digital pilot frequency anti-interference technology, under the condition that the electric quantity of the wireless microphone transmitting component is sufficient, sound can not be cut off within a distance of 100 meters, and the transmission distance can reach 300 meters sound without shielding signals. The automatic digital audio processing chip has a limit protection function, and audio signals are strictly controlled within a safety range, so that the debugging-free digital sound device cannot be damaged due to signal overload.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a debugging-free digital sound device, includes the main control rack, its characterized in that: the main control cabinet is connected with a loudspeaker assembly; a digital wireless microphone transmitting component, a digital wireless microphone receiving component, a digital audio processing component and a digital power amplifying component are arranged in the main control cabinet;
the wireless microphone transmitting component receives a sound signal and transmits the sound signal to the digital wireless microphone receiving component, and the digital wireless microphone receiving component transmits the sound signal to the digital audio processing component;
the digital audio processing component is also connected with an external player, and the external player transmits music signals to the digital audio processing component;
after the sound signals and the music signals are transmitted to the digital audio processing assembly, the digital audio processing assembly carries out high-fidelity signal amplification on the sound signals and the music signals after the sound signals and the music signals are optimized and restored, and transmits the sound signals and the music signals to the loudspeaker assembly, and the loudspeaker assembly carries out sound amplification on the sound signals and the music signals.
2. The debug-free digital audio device of claim 1, wherein: the digital wireless microphone transmitting component converts the audio frequency vibration frequency of a sound signal into a frequency modulation wireless signal, and encrypts and transmits the frequency modulation wireless signal to the digital wireless microphone receiving component;
the digital wireless microphone receiving component decrypts the encrypted sound signal and converts the encrypted sound signal into an audio signal, and the digital wireless microphone receiving component transmits the audio signal to the digital audio processing component.
3. The debug-free digital audio device of claim 1, wherein: the external player is connected to the digital audio processing component through a stereo audio connecting wire or wireless Bluetooth.
4. The debug-free digital audio device according to any one of claims 1 to 3, wherein: the digital audio processing assembly comprises a digital audio processing chip and an operation panel, and the digital audio processing chip optimizes and restores the sound signal and the music signal; the operation panel is provided with a plurality of mode switching keys, and the modes comprise a lecture conference mode and an entertainment celebration mode.
5. The debug-free digital audio device of claim 4, wherein: the plurality of modes comprise 2 lecture conference modes and 2 entertainment celebration modes; the 2 lecture conference modes include a wireless microphone without reverberation effect and a music input combination for 100 square meters of space and a wireless microphone without reverberation effect and a music input combination for 300 square meters of space; the 2 entertainment celebration modes include a wireless microphone with reverberation effect and a music input combination suitable for a 100 square meter space and a wireless microphone with reverberation effect and a music input combination suitable for a 300 square meter space.
6. The debug-free digital audio device of claim 5, wherein: the digital audio processing component optimizes and restores the sound signal and the music signal and transmits the sound signal and the music signal to the digital power amplifying component through a stereo audio connecting line; and the digital power amplification component transmits the sound signal and the music signal amplified by the high-fidelity signal to the loudspeaker component through an audio connecting wire.
7. The debug-free digital audio device of claim 6, wherein: the digital wireless microphone transmitting component is a head-wearing digital wireless microphone transmitting component, a gooseneck digital wireless microphone transmitting component or a handheld wireless microphone transmitting component.
8. The debug-free digital audio device of claim 7, wherein: the external player comprises a computer, a mobile phone or a music player.
9. The debug-free digital audio device of claim 8, wherein: the speaker assembly includes a left speaker assembly and a right speaker assembly.
10. The debug-free digital audio device of claim 9, wherein: the length, width and height of the main control cabinet are respectively 600mm, 525mm and 200 mm; the length, width and height of the left loudspeaker component and the right loudspeaker component are 260mm, 260mm and 440mm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021142123.6U CN212163692U (en) | 2020-06-18 | 2020-06-18 | Debugging-free digital sound device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021142123.6U CN212163692U (en) | 2020-06-18 | 2020-06-18 | Debugging-free digital sound device |
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| Publication Number | Publication Date |
|---|---|
| CN212163692U true CN212163692U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021142123.6U Active CN212163692U (en) | 2020-06-18 | 2020-06-18 | Debugging-free digital sound device |
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| CN (1) | CN212163692U (en) |
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Effective date of registration: 20211129 Address after: 266000 floor 17, building 3, Zhuoting Plaza, No. 666, Jiangshan South Road, Qingdao area, China (Shandong) pilot Free Trade Zone, Qingdao, Shandong Patentee after: Huasheng International sound instrument Co.,Ltd. Address before: 266555 household 303, unit 3, building 6, No. 300 Wuyishan Road, Huangdao District, Qingdao, Shandong Province Patentee before: Shi Wen |