CN111356059A - Bluetooth magic cube audio amplifier - Google Patents
Bluetooth magic cube audio amplifier Download PDFInfo
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- CN111356059A CN111356059A CN201811562100.8A CN201811562100A CN111356059A CN 111356059 A CN111356059 A CN 111356059A CN 201811562100 A CN201811562100 A CN 201811562100A CN 111356059 A CN111356059 A CN 111356059A
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- sound box
- radio frequency
- box body
- bluetooth
- audio
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
Abstract
The invention relates to a Bluetooth magic cube sound box, which comprises a sound box body with a three-order magic cube structure; the sound box body comprises a central frame and a square piece which can rotate around the central frame; the square piece comprises corner blocks, edge blocks and a central block; the square pieces on the top layer of the sound box body are provided with loudspeakers; the center block of the middle layer of the sound box body is connected with the music playing source in a Bluetooth mode, transmits music signals with the square pieces of the top layer in a radio frequency wireless connection mode, and is charged with the square pieces of the top layer in a wireless charging mode. The Bluetooth magic cube sound box adopts a magic cube structure, can rotate the square pieces on the top layer to different surfaces at will, plays music in different directions, and improves the interestingness and the ornamental value of the sound box.
Description
Technical Field
The invention relates to the technical field of sound equipment, in particular to a Bluetooth magic cube sound box.
Background
The current digital information technology is changing constantly, the cassette player and the CD player in the 90 s, and the MP3, the MP4, the smart phone and the notebook computer in the 21 st century show the development track of the music player. These music players all have a common disadvantage: the speakers themselves are either not sound quality good or are equipped with headphones and no speakers.
Therefore, with the continuous progress of multimedia technology, the sound box has come into the life of people, and becomes a partner of the music players.
A speaker is a device that can convert an audio signal into sound. The general sound box is placed on a flat and solid ground or a table for use, and only one to two loudspeakers arranged in the same direction are arranged. In addition, the sound box is used as a daily article for people, and the existing sound box is lack of interestingness and ornamental value.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a Bluetooth magic cube sound box.
The invention is realized by the following technical scheme: a Bluetooth magic cube sound box comprises a sound box body with a three-order magic cube structure; the sound box body comprises a central frame and a square piece which can rotate around the central frame; the square piece comprises corner blocks, edge blocks and a central block; the top layer and the bottom layer of the sound box body are respectively provided with four corner blocks, four edge blocks and a central block, and the middle layer of the sound box body is provided with four edge blocks, four central blocks and a central frame;
a Bluetooth receiving module, a Bluetooth radio frequency conversion module and a radio frequency sending module which are connected in sequence are arranged in a first center block of the middle layer of the sound box body, the Bluetooth receiving module receives Bluetooth signals, and the Bluetooth radio frequency conversion module converts the Bluetooth signals into radio frequency signals and transmits the radio frequency signals to the radio frequency sending module;
each square piece on the top layer of the sound box body is internally provided with a radio frequency receiving module, a radio frequency audio conversion module and a loudspeaker which are sequentially connected, and the radio frequency receiving module receives a wireless signal transmitted by the radio frequency transmitting module; the radio frequency audio frequency conversion module converts a radio frequency signal into an audio frequency signal and outputs the audio frequency signal to the loudspeaker; the loudspeaker is arranged on the surface of each square block on the top layer of the sound box body.
Compared with the prior art, the Bluetooth connection playing device has the advantages that the Bluetooth receiving module is arranged on the first center block, and the Bluetooth connection playing function is achieved; the first center block is connected with the square piece on the top layer of the sound box body in a radio frequency wireless mode; the sound box body adopts a magic cube structure, square pieces provided with the loudspeaker can be rotated to different surfaces at will, music is played in different directions, and interestingness and ornamental value of the sound box are improved.
Furthermore, a wireless charging and transmitting module is arranged in a first center block in the middle layer of the sound box body; each block on the top layer of the sound box body is internally provided with a wireless charging receiving module; the wireless charging receiving module can receive the energy signal transmitted by the wireless charging transmitting module; the charging range of the wireless charging transmitting module can cover the whole sound box body.
First center block with the square spare of audio amplifier body top layer charges through wireless charging mode, need not to charge through the wire, has solved the circuit wiring problem between the square spare.
Further, the radio frequency transmitting module is a 2.4G radio frequency transmitting module; the radio frequency receiving module is a 2.4G radio frequency receiving module.
The 2.4G radio frequency transmitting module and the 2.4G receiving module have the following advantages: the signal transmission distance is long, the transmission speed is fast, the tone quality is good, the security is strong, and the volume is small.
Furthermore, a charging interface is arranged on the outer surface of the first center block in the middle layer of the sound box body; the charging interface is connected with the wireless charging transmitting module.
When the charging interface is electrified, the wireless charging transmitting module starts to be electrified.
Furthermore, an audio playing integrated circuit and an audio radio frequency conversion module are also arranged in the first central block of the middle layer of the sound box body; the audio playing integrated circuit is connected with the audio radio frequency conversion module; the audio frequency and radio frequency conversion module is connected with the radio frequency sending module.
Through setting up audio playback integrated circuit and audio frequency radio frequency conversion module, provide other modes except that the bluetooth mode for the audio amplifier and input the sound source.
Furthermore, an AUX interface is also arranged on the outer surface of the first central block of the middle layer of the sound box body; the AUX interface is connected with the audio playing integrated circuit.
By arranging the AUX interface, the music can be played by inserting a signal source such as a mobile phone and the like into an audio line.
Furthermore, a universal serial bus interface is also arranged on the outer surface of the first central block of the middle layer of the sound box body; the universal serial bus interface is connected with the audio playing integrated circuit.
Through the universal serial bus interface, the USB flash disk can be inserted for playing music, so that additional functions of the USB flash disk are added, and the entertainment of the USB flash disk is improved.
Furthermore, the outer surface of the first central block in the middle layer of the sound box body is also provided with a music playing switch, a volume control knob and a song switching button; the music playing switch, the volume control knob, the song switching button and the audio playing integrated circuit are connected.
The music playing switch controls the start or stop of music; the volume control knob can adjust the volume of the Bluetooth magic cube sound box; the song switches the button and can provide the song that the user switched bluetooth magic cube audio amplifier broadcast at will.
Further, a main power switch is arranged on the surface of the first center block of the middle layer of the sound box body; and an independent power switch is arranged on the surface of each square piece on the top layer of the sound box body.
The power on/off of the first central block is controlled through a main power switch; through set up independent switch on the square piece of top layer, the user can go to set up the on-off of the square piece of every top layer according to own actual need.
Drawings
FIG. 1 is a schematic structural diagram of a Bluetooth magic cube sound box of the present invention;
FIG. 2 is an exploded view of the Bluetooth cube speaker of the present invention;
fig. 3 is a circuit block diagram of the bluetooth magic cube sound box of the present invention.
In the figure: 1000. a center frame; 2000. a block member; 2100. the first center block is arranged on the middle layer of the sound box body; 2110. a Bluetooth receiving module; 2120. a Bluetooth radio frequency conversion module; 2130. a radio frequency transmission module; 2140. a wireless charging transmitting module; 2150. a charging interface; 2160. an audio playback integrated circuit; 2161. an AUX interface; 2162. a universal serial bus interface; 2163. a music play switch; 2164. a volume control knob; 2165. a song switching button; 2170. an audio frequency radio frequency conversion module; 2180. a main power switch; 2200. the square piece is arranged on the top layer of the sound box body; 2210. a radio frequency receiving module; 2220. a radio frequency audio conversion module; 2230. a speaker; 2240. a wireless charging receiving module; 2250. a separate power switch.
Detailed Description
Referring to fig. 1 to 3, the bluetooth magic cube sound box includes a sound box body having a three-order magic cube structure; the sound box body comprises a center frame 1000 and a square piece 2000 which can rotate around the center frame; the square member 2000 comprises corner blocks, edge blocks and center blocks; the top layer and the bottom layer of the sound box body are respectively provided with four corner blocks, four edge blocks and a central block, and the middle layer of the sound box body is provided with four edge blocks, four central blocks and a central frame 1000;
a bluetooth receiving module 2110, a bluetooth radio frequency conversion module 2120 and a radio frequency transmitting module 2130 which are connected in sequence are arranged in the first center block 2100 of the middle layer of the sound box body, the bluetooth receiving module 2110 receives bluetooth signals sent by music playing sources such as mobile phones and computers, the bluetooth radio frequency conversion module 2120 converts the bluetooth signals into radio frequency signals and transmits the radio frequency signals to the radio frequency transmitting module 2130;
each block 2200 on the top layer of the sound box body is internally provided with a radio frequency receiving module 2210, a radio frequency audio frequency conversion module 2220 and a loudspeaker 2230 which are sequentially connected, wherein the radio frequency receiving module 2210 receives a wireless signal transmitted by the radio frequency transmitting module 2130; the rf audio conversion module 2220 converts the rf signal into an audio signal, and outputs the audio signal to the speaker 2230; the speaker 2230 is embedded in the surface of each block 2200 on the top layer of the cabinet body.
Preferably, the radio frequency transmitting module 2130 is a 2.4G radio frequency transmitting module; the rf receiving module 2210 is a 2.4G rf receiving module.
Preferably, a wireless charging and transmitting module 2140 is arranged in the first central block 2100 in the middle layer of the sound box body; each block of the top layer of the sound box body is internally provided with a wireless charging receiving module 2240; the wireless charging receiving module 2240 may receive energy transmitted by the wireless charging transmitting module 2140; the charging range of the wireless charging transmitting module 2140 can cover the whole sound box body; the outer surface of the first central block 2100 of the middle layer of the sound box body is provided with a charging interface 2150; the charging interface 2150 is connected with the wireless charging transmitting module 2140.
Preferably, an audio playing integrated circuit 2160 and an audio radio frequency conversion module 2170 are further disposed in the first center block 2100 of the middle layer of the sound box body; the audio playing integrated circuit 2160 is connected with the audio radio frequency conversion module 2170; the audio frequency and radio frequency conversion module 2170 is connected to the radio frequency transmission module 2130.
Preferably, the outer surface of the first center block 2100 in the middle layer of the sound box body is further provided with an AUX interface 2161, a universal serial bus interface 2162, a music play switch 2163, a volume control knob 2164, and a song switch button 2165; the AUX interface 2161, the usb interface 2162, the music play switch 2163, the volume control knob 2164, and the song switch button 2165 are all connected to the audio play ic 2160.
Preferably, a main power switch 2180 is arranged on the surface of the first central block 2100 in the middle layer of the sound box body; each block 2200 surface of the top layer of the sound box body is provided with an individual power switch 2250. The main power switch 2180 controls the power on and off of the first central block; the individual power switch 2250 individually controls the power on and off of each corresponding top-level block 2200.
The theory of operation of bluetooth magic cube audio amplifier in this embodiment:
when music needs to be played by using bluetooth, the user turns on the main power switch 2170 provided on the surface of the first central block 2100, so that the first central block 2100 is powered on; simultaneously, opening any one or more of the individual power switches 2250 arranged on the surface of the top-level block 2200 as required to electrify the top-level block 2200; the bluetooth receiving module 2110 starts to detect a bluetooth signal sent by a music playing source of an accessory, such as a mobile phone and a computer, and performs bluetooth connection with the music playing source; then the bluetooth receiving module 2110 outputs a bluetooth signal to the bluetooth rf conversion module 2120; the bluetooth rf conversion module 2120 converts the bluetooth signal into an rf signal, and transmits the rf signal to the rf transmission module 2130; the rf transmitting module 2130 transmits a wireless rf signal to the rf receiving module 2210; then, the rf receiving module 2210 outputs an rf signal to the rf audio converting module 2220; the rf audio conversion module 2220 converts the rf signal into an audio signal, and outputs the audio signal to the speaker 2230.
When music needs to be played in other modes, the user turns on the main power switch 2170 provided on the surface of the first central block 2100, so that the first central block 2100 is powered on; simultaneously, opening any one or more of the individual power switches 2250 arranged on the surface of the top-level block 2200 as required to electrify the top-level block 2200; then, an AUX playing source is accessed or a U disk is accessed through an AUX interface 2161 or a universal serial bus interface 2162 arranged on the surface of the first center block 2100 in the middle layer of the sound box body; the AUX interface 2161 or the usb interface 2162 outputs signals to the audio playback integrated circuit 2160; the audio playback integrated circuit 2160 outputs signals to the audio rf conversion module 2170; the audio frequency and radio frequency conversion module 2170 converts the audio frequency signal into a radio frequency signal and outputs the radio frequency signal to the radio frequency transmission module 2130; the rf transmitting module 2130 transmits a wireless rf signal to the rf receiving module 2210; then, the rf receiving module 2210 outputs an rf signal to the rf audio converting module 2220; the rf audio conversion module 2220 converts the rf signal into an audio signal, and outputs the audio signal to the speaker 2230.
When charging is needed, a user can access a charging wire to the charging interface 2150, so that the wireless charging transmitting module 2140 is charged; and then the wireless charging receiving module 2240 in each block 2200 on the top layer of the sound box body starts charging.
In addition, the sound box body is of a magic cube structure, so that a user can freely turn the square pieces 2000 on the sound box body when using the sound box, so that the square pieces 2200 on the top layer provided with the loudspeaker 2230 can play in different directions.
In addition, the surface of the first center block 2100 in the middle layer of the sound box body is also provided with a music playing switch 2163, a volume control knob 2164 and a song switching button 2165 which are connected with the audio playing integrated circuit 2160;
specifically, the user may control the start or stop of music using the music play switch 2163;
specifically, the user can adjust the volume of the bluetooth magic cube sound box by using the volume control knob 2164;
specifically, the user can switch the songs played by the bluetooth magic cube sound box at will by using the song switching button 2165.
Compared with the prior art, the Bluetooth receiving module is arranged on the first center block, so that the Bluetooth playing device has the function of playing through Bluetooth connection; the first center block is connected with the square piece on the top layer of the sound box body in a radio frequency wireless mode; the sound box body adopts a magic cube structure, the square piece provided with the loudspeaker can be rotated to different surfaces at will, music is played in different directions, and the interestingness and the ornamental value of the sound box are improved; the first center block and the square pieces on the top layer of the sound box body are charged in a wireless charging mode, and the square pieces are not charged through a lead, so that the problem of circuit wiring among the square pieces is solved; through setting up audio playback integrated circuit and audio frequency radio frequency conversion module, provide other modes except that the bluetooth mode for the audio amplifier and input the sound source.
The above-mentioned embodiments only express one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. The utility model provides a bluetooth magic cube audio amplifier which characterized in that: comprises a sound box body with a three-order magic cube structure; the sound box body comprises a central frame and a square piece which can rotate around the central frame; the square piece comprises corner blocks, edge blocks and a central block; the top layer of the sound box body is provided with four corner blocks, four edge blocks and a central block, and the middle layer of the sound box body is provided with four edge blocks, four central blocks and a central frame;
a Bluetooth receiving module, a Bluetooth radio frequency conversion module and a radio frequency sending module which are connected in sequence are arranged in a first center block of the middle layer of the sound box body, the Bluetooth receiving module receives Bluetooth signals, and the Bluetooth radio frequency conversion module converts the Bluetooth signals into radio frequency signals and transmits the radio frequency signals to the radio frequency sending module;
each square piece on the top layer of the sound box body is provided with a radio frequency receiving module, a radio frequency audio conversion module and a loudspeaker which are sequentially connected, and the radio frequency receiving module receives a wireless signal transmitted by the radio frequency transmitting module; the radio frequency audio frequency conversion module converts a radio frequency signal into an audio frequency signal and outputs the audio frequency signal to the loudspeaker; the loudspeaker is embedded in the surface of each square piece on the top layer of the sound box body.
2. The bluetooth magic cube sound box of claim 1, characterized in that: a wireless charging and transmitting module is arranged in a first central block of the middle layer of the sound box body; each block of the top layer of the sound box body is internally provided with a wireless charging receiving module; the wireless charging receiving module can receive the energy signal transmitted by the wireless charging transmitting module; the charging range of the wireless charging transmitting module can cover the whole sound box body.
3. The bluetooth magic cube sound box of claim 1 or 2, characterized in that: the radio frequency transmitting module is a 2.4G radio frequency transmitting module; the radio frequency receiving module is a 2.4G radio frequency receiving module.
4. The bluetooth magic cube sound box of claim 3, characterized in that: a charging interface is arranged on the outer surface of the first central block of the middle layer of the sound box body; the charging interface is connected with the wireless charging transmitting module.
5. The bluetooth magic cube sound box of claim 4, characterized in that: an audio playing integrated circuit and an audio radio frequency conversion module are also arranged in the first central block of the middle layer of the sound box body; the audio playing integrated circuit is connected with the audio radio frequency conversion module; the audio frequency and radio frequency conversion module is connected with the radio frequency sending module.
6. The bluetooth magic cube sound box of claim 5, characterized in that: an AUX interface is further arranged on the outer surface of the first central block of the middle layer of the sound box body; the AUX interface is connected with the audio playing integrated circuit.
7. The bluetooth magic cube sound box of claim 6, characterized in that: the outer surface of the first central block of the middle layer of the sound box body is also provided with a universal serial bus interface; the universal serial bus interface is connected with the audio playing integrated circuit.
8. The bluetooth magic cube sound box of claim 7, characterized in that: the outer surface of the first central block of the middle layer of the sound box body is also provided with a music playing switch, a volume control knob and a song switching button; the music playing switch, the volume control knob, the song switching button and the audio playing integrated circuit are connected.
9. The bluetooth magic cube sound box of claim 8, characterized in that: a main power switch is arranged on the outer surface of the first central block of the middle layer of the sound box body; and an independent power switch is arranged on the surface of each square piece on the top layer of the sound box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811562100.8A CN111356059A (en) | 2018-12-20 | 2018-12-20 | Bluetooth magic cube audio amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811562100.8A CN111356059A (en) | 2018-12-20 | 2018-12-20 | Bluetooth magic cube audio amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111356059A true CN111356059A (en) | 2020-06-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811562100.8A Pending CN111356059A (en) | 2018-12-20 | 2018-12-20 | Bluetooth magic cube audio amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111356059A (en) |
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2018
- 2018-12-20 CN CN201811562100.8A patent/CN111356059A/en active Pending
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200630 |
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| WD01 | Invention patent application deemed withdrawn after publication |