Sound console with wireless receiving function

Abstract

The utility model relates to the technical field of sound console, and particularly discloses a sound console with a wireless receiving function, which comprises a sound console body, the sound console body is provided with a control panel, and the control panel comprises a Bluetooth wireless transceiver circuit, a communication master control circuit, an audio output circuit and an audio power amplifier circuit. The communication master control circuit is electrically connected with the Bluetooth wireless transceiver circuit and the audio output circuit, and the audio output circuit is electrically connected with the audio power amplifier circuit. According to the utility model, the Bluetooth wireless transceiver circuit is additionally arranged to establish wireless communication connection with mobile terminals such as a mobile phone and receive audio files, and the audio files are output to the audio output circuit after being processed by the communication master control circuit, so that a wiring mode is not needed, the use is relatively convenient, and the use requirements of users can be met.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing consoles, and particularly relates to a mixing console with a wireless receiving function. Background Art

[0002] As an audio effect processing device, the mixing console is widely used in people's daily life, such as in places like KTVs, home theaters, and concerts. The performance of this audio effect processing equipment is reflected in the adjustment of stereo effects and multiple audio signals. With the development of the audio industry, there are increasing demands for the multifunctionality of mixing consoles in venues, cinemas, or concerts, and there are also higher and higher requirements for audio adjustment functions.

[0003] After retrieval, the Chinese utility model patent with the patent application number CN202221626799.1 discloses a mixing console that can sequentially unfold the folding support rod and the telescopic rod to form a support structure under the mixing console main body, so that there is no need to use an additional bracket to place the mixing console, and the end of the telescopic rod is provided with retractable rollers, and the unfolding and retracting of the rollers can be adjusted according to the actual use situation, which is convenient for adapting to various use scenarios. Another example is the power amplifier mixing console disclosed in the Chinese utility model patent with the patent application number CN202223363712.9. The first operating platform and the second operating platform are fixedly arranged on the cover plate, and the control buttons for mixing operations are partitioned, and the partition is reasonable and obvious, and there is no interference during mixing operation, and the power amplifier mixing console has 99 kinds of DSP reverberation effects and other mixing effects. Currently, most mixing consoles only have the function of adjusting and processing music audio, and cannot receive audio files in a wireless receiving manner. They all receive audio files by inserting a USB flash drive or connecting to input devices such as a computer through a data cable, which is rather troublesome to use and inconvenient for wiring, and it is difficult to meet the user's usage requirements. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a mixing console with a wireless receiving function in view of the above-mentioned defects of the prior art. By adding a Bluetooth wireless transceiver circuit to establish a wireless communication connection with mobile terminals such as mobile phones and receive audio files, and after audio processing by the communication main control circuit, it is output to the audio output circuit, without the need for wiring, which is more convenient to use and can meet the user's usage requirements.

[0005] In order to solve the above technical problem, the technical solution of the utility model is as follows:

[0006] A mixing console with a wireless receiving function, comprising a mixing console body, a control panel is arranged on the mixing console body, the control panel includes a Bluetooth wireless transceiver circuit, a communication main control circuit, an audio output circuit and an audio power amplifier circuit, the communication main control circuit is electrically connected to the Bluetooth wireless transceiver circuit and the audio output circuit respectively, and the audio output circuit is electrically connected to the audio power amplifier circuit.

[0007] Preferably, the communication main control circuit includes a single-chip microcomputer chip U1, a capacitor C1, a capacitor C2 and a crystal oscillator Y1, and the capacitor C1, the capacitor C2 and the crystal oscillator Y1 are all connected to the single-chip microcomputer chip U1.

[0008] Preferably, the Bluetooth wireless transceiver circuit includes a Bluetooth chip IC1, a diode D1, a diode D2, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13 and a resistor R14, the diode D1, the diode D2, the resistor R10, the resistor R11, the resistor R12, the resistor R13 and the resistor R14 are all connected to the Bluetooth chip IC1, the resistor R9 is connected to the diode D1, and the diode D1 and the diode D2 are both connected to the single-chip microcomputer chip U1.

[0009] Preferably, the cathode of the diode D1 and the anode of the diode D2 are respectively connected to the first pin and the second pin of the Bluetooth chip IC1, and the anode of the diode D1 and the cathode of the diode D2 are respectively connected to the eleventh pin and the tenth pin of the single-chip microcomputer chip U1.

[0010] Preferably, the audio output circuit includes a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a capacitor C3, a capacitor C4 and a capacitor C5, the resistor R3 and the capacitor C3 are both connected to the thirty-ninth pin of the single-chip microcomputer chip U1, the resistor R1, the resistor R2 and the capacitor C4 are all connected to the resistor R1, the resistor R4 is connected to the resistor R1, and the resistor R5 is respectively connected to the capacitor C3 and the capacitor C5.

[0011] Preferably, the audio power amplifier circuit includes an operational amplifier U2, an operational amplifier U3, a variable resistor RW1, a resistor R6, a resistor R7, a resistor R8, a capacitor C6 and an audio output interface J1, the operational amplifier U2 is respectively connected to the capacitor C3, the resistor R2, the variable resistor RW1, the resistor R6 and the operational amplifier U3, the operational amplifier U3 is respectively connected to the resistor R6, the resistor R7, the resistor R8 and the capacitor C6, and the resistor R4 and the audio output interface J1 are both connected to the capacitor C6.

[0012] With the above technical solution, a mixer with a wireless reception function provided by the present utility model has the following beneficial effects: A control panel is provided on the mixer body with the wireless reception function. The communication main control circuit in the control panel is electrically connected to a Bluetooth wireless transceiver circuit and an audio output circuit respectively. The audio output circuit is electrically connected to an audio power amplifier circuit. By adding a Bluetooth wireless transceiver circuit to establish a wireless communication connection with a mobile terminal such as a mobile phone and receive an audio file, after the communication main control circuit processes the audio, it outputs to the audio output circuit, and finally, after the audio power amplifier circuit amplifies the audio, it outputs, thereby realizing receiving the audio file in a wireless reception manner. Compared with a traditional mixer, it does not need to use the method of inserting a USB flash drive or connecting to an input device such as a computer through a data cable, and is more convenient to use, can meet the user's usage requirements, and has a good user experience effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is the circuit schematic diagram of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0014] The following further describes the specific embodiments of the present utility model with reference to the drawings. It should be noted here that the description of these embodiments is for helping to understand the present utility model, but does not constitute a limitation to the present utility model. In addition, the technical features involved in the various embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0015] In the description of the present 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. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present utility model.

[0016] In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0017] Such as Figure 1As shown in the figure, the mixer with wireless reception function includes a mixer body, on which a control panel is provided. The control panel includes a Bluetooth wireless transceiver circuit, a communication main control circuit, an audio output circuit, and an audio power amplifier circuit. The communication main control circuit is electrically connected to the Bluetooth wireless transceiver circuit and the audio output circuit respectively, and the audio output circuit is electrically connected to the audio power amplifier circuit. It can be understood that the mixer body can be a general mixer power amplifier, etc. In practical applications, the Bluetooth wireless transceiver circuit, the communication main control circuit, the audio output circuit, and the audio power amplifier circuit can be integrated on a PCB circuit board and can be installed in various power amplifier devices such as mixer power amplifiers for use, obtaining high-fidelity sound quality effects and good user experience effects.

[0018] Specifically, the communication main control circuit includes a single-chip microcomputer chip U1, capacitors C1, C2, and crystal oscillator Y1, and the capacitors C1, C2, and crystal oscillator Y1 are all connected to the single-chip microcomputer chip U1. It can be understood that the single-chip microcomputer chip U4 uses an AT89C51 chip, which serves as the control core of the entire circuit and centrally controls the working states of the above-mentioned Bluetooth wireless transceiver circuit and audio output circuit through signal transceiver and signal processing. Only the main circuit components and their connection relationships are listed above, and the remaining circuit components and their specific connection relationships are shown in the attached drawings, which will not be elaborated in this utility model.

[0019] Specifically, the Bluetooth wireless transceiver circuit includes a Bluetooth chip IC1, diodes D1, D2, resistors R9, R10, R11, R12, R13, and R14. The diodes D1, D2, resistors R10, R11, R12, R13, and R14 are all connected to the Bluetooth chip IC1, the resistor R9 is connected to the diode D1, and the diodes D1 and D2 are both connected to the single-chip microcomputer chip U1; the cathode of the diode D1 and the anode of the diode D2 are respectively connected to the first pin and the second pin of the Bluetooth chip IC1, and the anode of the diode D1 and the cathode of the diode D2 are respectively connected to the eleventh pin and the tenth pin of the single-chip microcomputer chip U1. It can be understood that the Bluetooth chip IC1 can use an NRF51802-QFAA chip, etc., which is used to establish a wireless communication connection with a mobile communication terminal such as a mobile phone to receive audio files and deliver the audio files to the above-mentioned single-chip microcomputer chip U1 for audio processing.

[0020] Specifically, the audio output circuit includes resistor R1, resistor R2, resistor R3, resistor R4, resistor R5, capacitor C3, capacitor C4 and capacitor C5. The resistor R3 and the capacitor C3 are both connected to the thirty-ninth pin of the single-chip microcomputer chip U1. The resistor R1, resistor R2 and capacitor C4 are all connected to the resistor R1. The resistor R4 is connected to the resistor R1. The resistor R5 is respectively connected to the capacitor C3 and capacitor C5. The audio power amplifier circuit includes operational amplifier U2, operational amplifier U3, adjustable resistor RW1, resistor R6, resistor R7, resistor R8, capacitor C6 and audio output interface J1. The operational amplifier U2 is respectively connected to the capacitor C3, resistor R2, adjustable resistor RW1, resistor R6 and operational amplifier U3. The operational amplifier U3 is respectively connected to the resistor R6, resistor R7, resistor R8 and capacitor C6. The resistor R4 and the audio output interface J1 are both connected to the capacitor C6. It can be understood that the operational amplifiers U2 and U3 both adopt LM358 amplifiers, etc., serving as the post-stage power amplifier. The signal after audio adjustment is output through the capacitor C6 and connected to devices such as speakers through the audio output interface J1 for playback.

[0021] It can be understood that the design of the present utility model is reasonable and the structure is unique. By adding a Bluetooth wireless transceiver circuit to establish a wireless communication connection with mobile terminals such as mobile phones and receive audio files, the communication main control circuit processes the audio and outputs it to the audio output circuit, and finally the audio is amplified by the audio power amplifier circuit and output, so as to realize the reception of audio files in a wireless reception manner. Compared with traditional mixing consoles, it does not need to use the method of plugging in a USB flash drive or connecting to input devices such as a computer through a data cable, and is more convenient to use, can meet the user's usage requirements, and has a good user experience effect.

[0022] The embodiments of the present utility model have been described in detail above in conjunction with the accompanying drawings, but the present utility model is not limited to the described embodiments. For those skilled in the art, without departing from the principle and spirit of the present utility model, various changes, modifications, substitutions and variations made to these embodiments still fall within the protection scope of the present utility model.

Claims

1. A mixing console with wireless receiving function, comprising a mixing console body, characterized in that: A control panel is provided on the mixing console body, and the control panel includes a Bluetooth wireless transceiver circuit, a communication main control circuit, an audio output circuit and an audio power amplifier circuit. The communication main control circuit is electrically connected to the Bluetooth wireless transceiver circuit and the audio output circuit respectively, and the audio output circuit is electrically connected to the audio power amplifier circuit.

2. The mixing console with wireless receiving function according to claim 1, characterized in that: The communication main control circuit includes a single-chip microcomputer chip U1, a capacitor C1, a capacitor C2 and a crystal oscillator Y1, and the capacitor C1, the capacitor C2 and the crystal oscillator Y1 are all connected to the single-chip microcomputer chip U1.

3. The mixing console with wireless receiving function according to claim 2, characterized in that: The Bluetooth wireless transceiver circuit includes a Bluetooth chip IC1, a diode D1, a diode D2, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13 and a resistor R14. The diode D1, the diode D2, the resistor R10, the resistor R11, the resistor R12, the resistor R13 and the resistor R14 are all connected to the Bluetooth chip IC1, the resistor R9 is connected to the diode D1, and the diode D1 and the diode D2 are both connected to the single-chip computer chip U1.

4. The mixing console with wireless receiving function according to claim 3, characterized in that: The cathode of the diode D1 and the anode of the diode D2 are connected to the first pin and the second pin of the Bluetooth chip IC1 respectively, and the anode of the diode D1 and the cathode of the diode D2 are connected to the eleventh pin and the tenth pin of the single chip microcomputer chip U1 respectively.

5. The mixing console with wireless receiving function according to claim 2, characterized in that: The audio output circuit includes resistor R1, resistor R2, resistor R3, resistor R4, resistor R5, capacitor C3, capacitor C4 and capacitor C5. The resistor R3 and capacitor C3 are both connected to the thirty-ninth pin of the single-chip computer chip U1. The resistor R1, resistor R2 and capacitor C4 are all connected to the resistor R1. The resistor R4 is connected to the resistor R1. The resistor R5 is respectively connected to the capacitor C3 and capacitor C5.

6. The mixing console with wireless receiving function according to claim 2, characterized in that: The audio power amplifier circuit includes an operational amplifier U2, an operational amplifier U3, an adjustable resistor RW1, a resistor R6, a resistor R7, a resistor R8, a capacitor C6 and an audio output interface J1. The operational amplifier U2 is respectively connected to the capacitor C3, the resistor R2, the adjustable resistor RW1, the resistor R6 and the operational amplifier U3. The operational amplifier U3 is respectively connected to the resistor R6, the resistor R7, the resistor R8 and the capacitor C6. The resistor R4 and the audio output interface J1 are both connected to the capacitor C6.

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