Multipurpose high-power bluetooth sound box

Abstract

The utility model relates to the technical field of sound equipment, specifically disclose a multipurpose high -power bluetooth sound, including sound controller and a plurality of loudspeaker with the electric connection of sound controller, the sound controller includes the shell and installs circuit board in the shell, the front end of shell is provided with the display screen with the electric connection of circuit board, the circuit board includes main control circuit, remote control circuit, radio circuit, USB TF MIC control circuit and audio amplifier circuit, remote control circuit, radio circuit, USB TF MIC control circuit and audio amplifier circuit all with electric connection of main control circuit. The utility model discloses through increasing the setting main control circuit to control display screen and audio amplifier circuit respectively and realize display function and audio amplification function, break the traditional '' motorcycle accessories '' and '' household sound '' these two distinct product category limit, can use on the motorcycle again, can also be used as the family entertainment equipment, and the use is extensive, and the user experience effect is good.

Description

Technical Field

[0001] This utility model relates to the field of audio equipment technology, and in particular to a multi-purpose high-power Bluetooth speaker. Background Technology

[0002] With the development of science and technology, people's living standards have greatly improved. Cars and motorcycles are indispensable means of transportation. Adding a sound system to a motorcycle has become a lifestyle trend. Sound systems can play music, and many people like to listen to music while riding a motorcycle, making driving more enjoyable.

[0003] A search revealed that Chinese utility model patent CN223279247U discloses a mountable motorcycle audio system, comprising: a front housing with a horn through-hole, a horn fixedly connected to the front housing, the sound-producing part of the horn being positioned corresponding to the horn through-hole, and a rear housing mounted to the front housing, the rear housing having a nut through-hole into which a mounting bolt for mounting and connecting to the motorcycle is inserted, the nut of the mounting bolt being located on the outside of the rear housing, the mounting bolt being threadedly connected to the mounting nut, the mounting nut being located on the inside of the rear housing, and a nut mounting groove for accommodating the mounting nut being provided on the inner wall of the rear housing. This utility model discloses a mountable motorcycle audio system that ensures the entire housing is evenly stressed when mounted on the motorcycle, reducing damage to the audio housing caused by motorcycle bumps.

[0004] While the existing motorcycle audio systems can meet basic usage needs, their uses are relatively limited, only usable for short periods during riding, and cannot be used as home entertainment devices, resulting in a poor user experience. Utility Model Content

[0005] The technical problem to be solved by this utility model is to provide a multi-purpose high-power Bluetooth speaker that addresses the above-mentioned deficiencies of the prior art. By adding a main control circuit to control the display screen and audio amplification circuit respectively, the display function and audio amplification function are realized. This breaks down the traditional clear-cut product category boundaries between "motorcycle accessories" and "home audio equipment". It can be used on motorcycles as well as as a home entertainment device, with wide application and good user experience.

[0006] To solve the above-mentioned technical problems, the technical solution of this utility model is as follows:

[0007] A multi-purpose high-power Bluetooth speaker includes a speaker controller and several speakers electrically connected to the speaker controller. The speaker controller includes a housing and a circuit board installed inside the housing. A display screen electrically connected to the circuit board is provided at the front end of the housing. The circuit board includes a main control circuit, a remote control circuit, a radio circuit, a USB / TF / MIC control circuit, and an audio amplification circuit. The remote control circuit, radio circuit, USB / TF / MIC control circuit, and audio amplification circuit are all electrically connected to the main control circuit.

[0008] Preferably, the main control circuit includes a Bluetooth chip U1, an antenna ANT, a storage chip U2, and a display interface LCD1. The antenna ANT, the storage chip U2, and the display interface LCD1 are all connected to the Bluetooth chip U1, and the display interface LCD1 is connected to the display screen.

[0009] Preferably, the remote control circuit includes an RF transceiver chip U3, a crystal oscillator Y1, an inductor L1, a resistor R1, and a resistor R2, and the Bluetooth chip U1, crystal oscillator Y1, inductor L1, resistor R1, and resistor R2 are all connected to the RF transceiver chip U3.

[0010] Preferably, the radio circuit includes a radio chip U4, a Zener diode D2, an inductor L2, and a resistor R3, and the Bluetooth chip U1, the Zener diode D2, the inductor L2, and the resistor R3 are all connected to the radio chip U4.

[0011] Preferably, the USB / TF / MIC control circuit includes a USB interface USB1, a TF card interface TF1, and a microphone interface MIC1, all of which are connected to the Bluetooth chip U1.

[0012] Preferably, the audio amplification circuit includes an audio processing chip U5, an audio amplification chip U6, and a transistor Q1, all of which are connected to the Bluetooth master control chip U1.

[0013] The present invention provides a multi-purpose high-power Bluetooth speaker using the above technical solution, which has the following beneficial effects: The speaker controller in the Bluetooth speaker includes a housing and a circuit board installed inside the housing. The front end of the housing is provided with a display screen electrically connected to the circuit board. The circuit board includes a main control circuit, a remote control circuit, a radio circuit, a USB / TF / MIC control circuit, and an audio amplifier circuit. The remote control circuit, radio circuit, USB / TF / MIC control circuit, and audio amplifier circuit are all electrically connected to the main control circuit. By adding a radio circuit, a radio function is realized; by adding a remote control circuit, a remote control function is realized; and by adding a main control circuit, the display screen and audio amplifier circuit are controlled respectively to realize display function and audio amplification function. This breaks the traditional clear-cut product category boundaries between "motorcycle accessories" and "home audio equipment." It can be used on motorcycles and as a home entertainment device, creating a "personal entertainment center" that can be freely switched between the two scenarios. It has a wide range of uses, allowing music and entertainment experiences to follow the user from the road to the home, achieving a seamless experience of "uninterrupted music" and a good user experience. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of this utility model;

[0015] Figure 2 This is a circuit diagram of the main control circuit in this utility model;

[0016] Figure 3 This is a circuit diagram of the remote control circuit, radio circuit, and USB / TF / MIC control circuit in this utility model;

[0017] Figure 4 This is a circuit diagram of the audio amplifier circuit in this utility model;

[0018] In the picture, 1-speaker controller, 2-speaker, 3-casing, 4-display screen. Detailed Implementation

[0019] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. It should be noted that these descriptions are for the purpose of aiding understanding of this utility model, but do not constitute a limitation thereof. Furthermore, the technical features involved in the various embodiments of this utility model described below can be combined with each other as long as they do not conflict with each other.

[0020] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0021] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0022] like Figure 1-4 As shown, the multi-purpose high-power Bluetooth speaker includes a speaker controller 1 and several speakers 2 electrically connected to the speaker controller 1. The speaker controller 1 includes a housing 3 and a circuit board installed inside the housing 3. A display screen 4 electrically connected to the circuit board is provided at the front end of the housing 3. The circuit board includes a main control circuit, a remote control circuit, a radio circuit, a USB / TF / MIC control circuit, and an audio amplification circuit. The remote control circuit, radio circuit, USB / TF / MIC control circuit, and audio amplification circuit are all electrically connected to the main control circuit. It is understood that the speakers 2 can be any type of speaker, and the housing 3 can be made of stainless steel, etc. In practical applications, the main control circuit, remote control circuit, radio circuit, USB / TF / MIC control circuit, and audio amplification circuit can all be integrated onto a single PCB circuit board.

[0023] Specifically, the main control circuit includes a Bluetooth chip U1, an antenna ANT, a storage chip U2, and a display interface LCD1. The antenna ANT, storage chip U2, and display interface LCD1 are all connected to the Bluetooth chip U1, and the display interface LCD1 is connected to the display screen. It is understood that the Bluetooth chip U1 can be a CW66398 chip, etc., which can establish a Bluetooth communication connection with the mobile terminal to receive data from the mobile phone, including multimedia information, incoming call information, etc., and output it to the display screen for display through the display interface LCD1.

[0024] Specifically, the remote control circuit includes an RF transceiver chip U3, a crystal oscillator Y1, an inductor L1, resistors R1 and R2. The Bluetooth chip U1, crystal oscillator Y1, inductor L1, resistors R1 and R2 are all connected to the RF transceiver chip U3. It is understood that the RF transceiver chip U3 uses the WL210 chip, which serves as a short-range wireless communication receiver chip, primarily used for ASK / OOK demodulation and RF front-end integration, realizing remote control functionality through signal transmission and reception.

[0025] Specifically, the radio circuit includes a radio chip U4, a Zener diode D2, an inductor L2, and a resistor R3. The Bluetooth chip U1, Zener diode D2, inductor L2, and resistor R3 are all connected to the radio chip U4. The USB / TF / MIC control circuit includes a USB interface USB1, a TF card interface TF1, and a microphone interface MIC1. These interfaces are all connected to the Bluetooth chip U1. It is understood that the radio chip U4 uses an 8035 radio chip. Its input is connected to an antenna via inductor L2, and its output is connected to an audio amplifier circuit via resistor R3 to achieve general radio functionality. The microphone interface MIC1 is connected to a microphone to receive the user's voice signal and transmit it to the Bluetooth chip U1 for information exchange.

[0026] Specifically, the audio amplification circuit includes an audio processing chip U5, an audio amplification chip U6, and a transistor Q1. All three chips are connected to the Bluetooth main control chip U1. The audio processing chip U5 uses a CSC2313 chip for audio control, supporting volume (1.25dB / step), bass, treble, left / right channel balance, and front / back volume adjustment. The audio amplification chip U6 uses a TDA7388 chip to amplify the audio signal before outputting it to the speaker for playback.

[0027] Understandably, this utility model is reasonably designed and uniquely constructed. Through ingenious "integration and reconstruction" and scene extension, it seamlessly connects a mobile vehicle with a fixed home entertainment device, breaking the traditional clear-cut product category boundaries between "motorcycle accessories" and "home audio equipment". It creates a "personal entertainment center" system that can freely switch between two scenes, allowing music and entertainment experiences to follow the user from the road to the home, achieving a seamless experience of "uninterrupted music".

[0028] The embodiments of this utility model have been described in detail above with reference to the accompanying drawings, but this utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of this utility model, and these variations still fall within the protection scope of this utility model.

Claims

1. A multi-purpose high-power Bluetooth speaker, comprising a speaker controller and a plurality of speakers electrically connected to the speaker controller, the speaker controller comprising a housing and a circuit board mounted within the housing, characterized in that: The front end of the housing is provided with a display screen electrically connected to the circuit board. The circuit board includes a main control circuit, a remote control circuit, a radio circuit, a USB / TF / MIC control circuit, and an audio amplifier circuit. The remote control circuit, radio circuit, USB / TF / MIC control circuit, and audio amplifier circuit are all electrically connected to the main control circuit.

2. The multi-purpose high-power Bluetooth speaker according to claim 1, characterized in that: The main control circuit includes a Bluetooth chip U1, an antenna ANT, a storage chip U2, and a display interface LCD1. The antenna ANT, the storage chip U2, and the display interface LCD1 are all connected to the Bluetooth chip U1, and the display interface LCD1 is connected to the display screen.

3. The multi-purpose high-power Bluetooth speaker according to claim 2, characterized in that: The remote control circuit includes an RF transceiver chip U3, a crystal oscillator Y1, an inductor L1, a resistor R1, and a resistor R2. The Bluetooth chip U1, crystal oscillator Y1, inductor L1, resistor R1, and resistor R2 are all connected to the RF transceiver chip U3.

4. The multi-purpose high-power Bluetooth speaker according to claim 2, characterized in that: The radio circuit includes a radio chip U4, a Zener diode D2, an inductor L2, and a resistor R3. The Bluetooth chip U1, the Zener diode D2, the inductor L2, and the resistor R3 are all connected to the radio chip U4.

5. The multi-purpose high-power Bluetooth speaker according to claim 2, characterized in that: The USB / TF / MIC control circuit includes a USB interface USB1, a TF card interface TF1, and a microphone interface MIC1, all of which are connected to the Bluetooth chip U1.

6. The multi-purpose high-power Bluetooth speaker according to claim 2, characterized in that: The audio amplification circuit includes an audio processing chip U5, an audio amplification chip U6, and a transistor Q1. The audio processing chip U5, the audio amplification chip U6, and the transistor Q1 are all connected to the Bluetooth main control chip U1.

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