CN211791894U - Stage loudspeaker box with multi-directional power amplifier - Google Patents
Stage loudspeaker box with multi-directional power amplifier Download PDFInfo
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- CN211791894U CN211791894U CN202020461609.XU CN202020461609U CN211791894U CN 211791894 U CN211791894 U CN 211791894U CN 202020461609 U CN202020461609 U CN 202020461609U CN 211791894 U CN211791894 U CN 211791894U
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Abstract
The utility model discloses a diversified power amplifier's audio amplifier for stage, including box, miniature receiver and battery, the box below is provided with the universal wheel, be provided with the USB interface on the box lateral wall, USB interface below is provided with a plurality of playing mouths, playing mouth below is provided with the pilot lamp. Has the advantages that: the utility model discloses a set up the box, play the mouth, speaker audio line and miniature receiver, can accept the signal of wireless microphone transmission, and in transmitting a plurality of speakers through the audio line, play by a plurality of play mouths jointly at last, it is even to have guaranteed that its sound distributes, the audio has been improved, through setting up the battery, stabiliser and the interface that charges, can carry out the low voltage power supply through the battery, and through stabiliser stabilizing voltage, prevent that the stereo set from appearing the noise, guarantee its normal use, the effect of listening to of audience has been ensured.
Description
Technical Field
The utility model relates to the stereo set field for the stage, concretely relates to audio amplifier for stage of diversified power amplifier.
Background
The stereo set refers in particular to a set of audio system for making sound by the combination of electrical equipment, the audio system mainly comprises: the stage sound equipment is sound equipment which is specially used for stage performance, and the stage sound equipment is an important branch of performance equipment.
Present stage stereo set is in the use, because it can only be raised one the main direction, and the sound undersize of direction in addition leads to finally raising one's voice the distribution inhomogeneous, and local sound is too big, influences the audio, and because stage stereo set is in the use, need use the external connection line, and the too big condition of electric current can appear sometimes in the external connection line, leads to the stereo set to appear miscellaneous sound, influences the use, is unfavorable for the audience to listen to, consequently needs the audio amplifier for the stage of a diversified power amplifier to solve current problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome prior art not enough, the present audio amplifier for stage of diversified power amplifier that provides, the present stage stereo set that has solved is in the use, because it can only loudspeaker to a principal direction, and the sound undersize of direction in addition, lead to finally louing to distribute inhomogeneously, local sound is too big, influence the audio, and because the stage stereo set is in the use, need use the external connection line, and the too big condition of electric current can appear sometimes in the external connection line, lead to the stereo set to appear the noise, influence the use, be unfavorable for the audience to listen to, consequently, need the audio amplifier for the stage of a diversified power amplifier to solve current problem.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a stage loudspeaker box with a multidirectional power amplifier, which comprises a box body, a miniature receiver and a storage battery, universal wheels are arranged below the box body, a USB interface is arranged on one side wall of the box body, a plurality of playing ports are arranged below the USB interface, an indicator light is arranged below the playing port, a charging interface is arranged below the indicator light, an audio interface is arranged on the other side wall of the box body, a heat dissipation port is arranged below the audio interface, a heat dissipation fan is arranged at one side of the heat dissipation port, an audio conversion module is arranged above the interior of the box body, a plurality of loudspeakers are arranged on one side below the audio conversion module, an audio line is arranged on one side of each loudspeaker, the miniature receiver is arranged below the audio line, the storage battery is arranged below the miniature receiver, and the voltage stabilizer is arranged on one side of the storage battery.
Furthermore, the heat dissipation opening is formed in the box body, and the heat dissipation fan is connected with the box body through screws.
Through adopting above-mentioned technical scheme, can give off the heat that the box is inside to produce, guarantee the normal use of stereo set.
Further, the miniature receiver is electrically connected with the audio line, and the loudspeaker is electrically connected with the audio line.
Through adopting above-mentioned technical scheme, can receive the signal of wireless microphone transmission, and pass through the audio line passes to in the speaker.
Furthermore, the playing port is formed on the box body, and the loudspeaker is connected with the playing port in a buckling mode.
Through adopting above-mentioned technical scheme, can with the sound of speaker passes through the play mouth outwards plays.
Furthermore, the charging interface is electrically connected with the storage battery, and the storage battery is electrically connected with the voltage stabilizer.
Through adopting above-mentioned technical scheme, can stabilize voltage, prevent that the noise from appearing in the stereo set.
Furthermore, the USB interface is electrically connected with the audio conversion module, and the audio interface is electrically connected with the audio conversion module.
By adopting the technical scheme, the external microphone and the external hardware equipment can be connected, and the function diversification is realized.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. for solving present current stage sound in the use, because it can only raise one main direction, and the sound undersize of direction in addition leads to finally raising one's voice the distribution inhomogeneous, and local sound is too big, influences the problem of audio, the utility model discloses a set up the box, play mouth, speaker audio line and miniature receiver, can accept the signal of wireless microphone transmission to in transmitting a plurality of speakers through the audio line, play by a plurality of play mouths jointly at last, guaranteed that its sound distributes evenly, improved the audio.
2. For solving at present because stage stereo set in the use, need use the external connection line, and the too big condition of electric current can appear sometimes in the external connection line, leads to the stereo set to appear the noise, influences the use, is unfavorable for the problem that the audience listened to, the utility model discloses a set up battery, stabiliser and the interface that charges, can carry out the low pressure power supply through the battery to through stabiliser stabilizing voltage, prevent that the noise from appearing in the stereo set, guarantee its normal use, ensured the effect of listening to of audience.
Drawings
Fig. 1 is a schematic structural view of a stage sound box with a multi-directional power amplifier according to the present invention;
fig. 2 is a front view of the stage loudspeaker box with multi-directional power amplifier of the present invention;
fig. 3 is a side sectional view of the stage sound box with multi-directional power amplifier of the present invention;
fig. 4 is a circuit block diagram of a stage sound box with a multi-directional power amplifier.
The reference numerals are explained below:
1. a box body; 2. a playing port; 3. a speaker; 4. an audio line; 5. a micro receiver; 6. a storage battery; 7. a voltage regulator; 8. a charging interface; 9. an indicator light; 10. a universal wheel; 11. a heat dissipation port; 12. a heat dissipation fan; 13. a USB interface; 14. an audio interface; 15. and an audio conversion module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-4, the stage loudspeaker box with multi-directional power amplifier in this embodiment includes a box body 1, a micro receiver 5 and a storage battery 6, a universal wheel 10 is disposed below the box body 1, the universal wheel 10 facilitates moving the loudspeaker box, a side wall of the box body 1 is provided with a USB interface 13, the USB interface 13 can be connected to external hardware devices, a plurality of playing interfaces 2 are disposed below the USB interface 13, the playing interfaces 2 can play sound outwards, an indicator lamp 9 is disposed below the playing interfaces 2, the charging condition of the storage battery 6 can be determined by the indicator lamp 9, a charging interface 8 is disposed below the indicator lamp 9, the storage battery 6 can be charged by the charging interface 8, an audio interface 14 is disposed on the other side wall of the box body 1, the audio interface 14 can be connected to an external wired microphone, and is convenient to use, a heat dissipation port 11 is disposed below the audio interface 14, the heat dissipation port 11 can discharge heat inside the box body 1, one side of the heat dissipation port 11 is provided with a heat dissipation fan 12, the heat dissipation fan 12 can extract the heat in the box body 1, discharged through the heat dissipation port 11, an audio conversion module 15 is arranged above the interior of the box body 1, the audio conversion module 15 can convert information of an external microphone and hardware equipment into audio signals, a plurality of loudspeakers 3 are arranged on one side below the audio conversion module 15, the loudspeakers 3 can play sound, an audio line 4 is arranged on one side of each loudspeaker 3, the audio line 4 can transmit the audio signals, a micro receiver 5 is arranged below the audio line 4, the micro receiver 5 can receive external wireless microphone signals, and convert the signal into audio signal, miniature receiver 5 below is provided with battery 6, and battery 6 can provide electric power for the stereo set, and battery 6 one side is provided with stabiliser 7, and stabiliser 7 can the steady voltage, prevents that the noise from appearing in the stereo set.
As shown in fig. 1-4, in this embodiment, the heat dissipating port 11 is formed on the box body 1, the heat dissipating fan 12 is connected to the box body 1 by screws, the micro receiver 5 is electrically connected to the audio line 4, the speaker 3 is electrically connected to the audio line 4, the playing port 2 is formed on the box body 1, and the speaker 3 is connected to the playing port 2 by a snap.
As shown in fig. 1 to 4, in the present embodiment, the charging interface 8 is electrically connected to the storage battery 6, the storage battery 6 is electrically connected to the voltage stabilizer 7, the USB interface 13 is electrically connected to the audio conversion module 15, and the audio interface 14 is electrically connected to the audio conversion module 15.
The utility model provides a multi-azimuth power amplifier's audio amplifier's theory of operation for stage: when in use, the sound box can be moved to a designated place through the universal wheel 10, the storage battery 6 in the box body 1 can provide power for the sound box, the voltage stabilizer 7 can stabilize the voltage, prevent the sound box from generating noise, ensure the normal use of the sound box, ensure the listening effect of audiences, when the wireless microphone is used, the micro receiver 5 in the box body 1 can receive external wireless microphone signals and convert the signals into audio signals, the audio signals are transmitted to a plurality of loudspeakers 3 through the audio cable 4, finally, the sound is transmitted outwards through a plurality of playing ports 2, the sound distribution is ensured to be uniform, the sound effect is improved, when the wired microphone or external hardware equipment is used, the information can be transmitted to the audio conversion module 15 through the audio interface 14 or the USB interface 13, the audio conversion module 15 can convert the information of the external microphone and the hardware equipment into audio signals, and the audio signals are transmitted to the plurality of loudspeakers 3 through the audio cable 4, at last through the outside transmission sound of a plurality of playing port 2, in the use, heat dissipation fan 12 can discharge the heat that box 1 produced to the external world through thermovent 11, guarantees the normal use of stereo set, and after finishing using, the accessible charges interface 8 and charges to battery 6 to judge the charging condition of battery 6 through pilot lamp 9.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. The utility model provides a sound box for stage of diversified power amplifier which characterized in that: the portable audio player comprises a box body (1), a micro receiver (5) and a storage battery (6), wherein universal wheels (10) are arranged below the box body (1), a USB interface (13) is arranged on one side wall of the box body (1), a plurality of playing ports (2) are arranged below the USB interface (13), an indicator lamp (9) is arranged below the playing ports (2), a charging interface (8) is arranged below the indicator lamp (9), an audio interface (14) is arranged on the other side wall of the box body (1), a heat radiating port (11) is arranged below the audio interface (14), a heat radiating fan (12) is arranged on one side of the heat radiating port (11), an audio conversion module (15) is arranged above the interior of the box body (1), a plurality of loudspeakers (3) are arranged on one side below the audio conversion module (15), an audio line (4) is arranged on one side of the loudspeakers (3), the audio line (4) below is provided with miniature receiver (5), miniature receiver (5) below is provided with battery (6), battery (6) one side is provided with stabiliser (7).
2. The sound box with the multi-azimuth power amplifier for the stage as claimed in claim 1, wherein: the heat dissipation port (11) is formed in the box body (1), and the heat dissipation fan (12) is connected with the box body (1) through screws.
3. The sound box with the multi-azimuth power amplifier for the stage as claimed in claim 1, wherein: the miniature receiver (5) is electrically connected with the audio line (4), and the loudspeaker (3) is electrically connected with the audio line (4).
4. The sound box with the multi-azimuth power amplifier for the stage as claimed in claim 1, wherein: the playing port (2) is formed in the box body (1), and the loudspeaker (3) is connected with the playing port (2) in a buckling mode.
5. The sound box with the multi-azimuth power amplifier for the stage as claimed in claim 1, wherein: the charging interface (8) is electrically connected with the storage battery (6), and the storage battery (6) is electrically connected with the voltage stabilizer (7).
6. The sound box with the multi-azimuth power amplifier for the stage as claimed in claim 1, wherein: the USB interface (13) is electrically connected with the audio conversion module (15), and the audio interface (14) is electrically connected with the audio conversion module (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020461609.XU CN211791894U (en) | 2020-04-01 | 2020-04-01 | Stage loudspeaker box with multi-directional power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020461609.XU CN211791894U (en) | 2020-04-01 | 2020-04-01 | Stage loudspeaker box with multi-directional power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211791894U true CN211791894U (en) | 2020-10-27 |
Family
ID=72928294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020461609.XU Active CN211791894U (en) | 2020-04-01 | 2020-04-01 | Stage loudspeaker box with multi-directional power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211791894U (en) |
-
2020
- 2020-04-01 CN CN202020461609.XU patent/CN211791894U/en active Active
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