CN217363256U

CN217363256U - 2.1 sound track K sings sound equipment all-in-one

Info

Publication number: CN217363256U
Application number: CN202221247065.2U
Authority: CN
Inventors: 钟明达
Original assignee: Shenzhen Jingda Youban Technology Co ltd
Current assignee: Shenzhen Jingda Youban Technology Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-09-02
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a 2.1 sound track K sings sound equipment all-in-one machine, which comprises a sound equipment main body, wherein a power supply, a first MCU module and a second MCU module are arranged in the sound equipment main body; the first MCU module and the second MCU module are connected by an IIS protocol; the second MCU module is provided with two D-type digital power amplification modules and a wireless microphone module; the two D-type digital power amplifier modules are respectively provided with a subwoofer loudspeaker and two loudspeakers with left and right sound channels; the wireless microphone module is connected with two wireless microphone devices; the utility model discloses an adopt the IIS agreement to be connected between first MCU module and second MCU module, utilize the double-line circuit, sound just can not be by electronic signal's interference like this, and the sound reduction degree is higher, and tone quality is better.

Description

2.1 sound track K sings sound equipment all-in-one

Technical Field

The utility model relates to a sound equipment technical field, concretely relates to 2.1 sound channel K sings sound equipment all-in-one.

Background

Audio, generally refers to a device for converting an electronic signal into a sound signal by using a signal circuit, and the existing devices for singing by using a microphone include: square dance sound and K Song Bao;

the chip analog signal output and the mic analog signal input which are adopted by the users are added with a power amplifier, the power amplifier is limited by the chip, the analog signal is easily interfered, the sound reduction degree is not so high, and the mic sound is not so pure, so that good music enjoyment cannot be brought to people.

Disclosure of Invention

The utility model aims to solve the technical problem that a 2.1 sound track K sings audio equipment all-in-one is provided, through adopting the IIS agreement to be connected between first MCU module and second MCU module, utilizes the double-line circuit, and sound just can not be by electronic signal's interference like this, and sound reduction degree is higher, and tone quality is better.

The utility model discloses 2.1 sound track K sings stereo set all-in-one is realized through following technical scheme: the sound equipment comprises a sound equipment main body, wherein a power supply, a first MCU module and a second MCU module are arranged in the sound equipment main body; the first MCU module and the second MCU module are connected by adopting an IIS protocol;

the second MCU module is provided with two D-type digital power amplification modules and a wireless microphone module; the two D-type digital power amplifier modules are respectively provided with a subwoofer loudspeaker and two loudspeakers with left and right sound channels;

two wireless microphone devices are connected to the wireless microphone module.

As the preferred technical scheme, install USB output interface, power adapter, boost module and DC module on the power; a charging IC is arranged between the power adapter and the power adapter;

the DC module is provided with a voltage stabilizing module; the voltage stabilizing module is respectively connected with the first MCU module and the second MCU module; the boosting module is respectively connected with the two D-type digital power amplifier modules through the power supply interfaces on the first MCU module.

As a preferred technical scheme, 24M modules are installed on the first MCU module and the second MCU module; the first MCU module is provided with a 3.3V module and a BT _ RF module.

As a preferred technical scheme, an AD _ KEY module, an LED driving module, an optical fiber module, a coaxial module, an AUX module, a USB module, a TF card module, a live broadcast interface module, and a remote controller module are installed on the first MCU module;

and the LED driving module is provided with an LED display screen.

The utility model has the advantages that: the first MCU module and the second MCU module are connected by adopting an IIS protocol, the second MCU module transmits audio to the first MCU module for processing through an IIS format, and the first MCU module performs sound processing on sound to meet the song listening requirements of different user groups; the wireless microphone module is connected with two wireless microphone devices, after receiving signals of the wireless microphone devices, the wireless microphone module transmits the signals to the first MCU processing module through the IIS for processing, and the signals are subjected to noise suppression, howling processing, reverberation processing, EQ and DRC to achieve a satisfactory sound for other people; handle the sound combination after handling singing voice and wireless microphone equipment through first MCU processing module, give the second MCU module through IIS's format and with the audio frequency to by subwoofer loudspeaker and two loudspeaker plays for controlling the sound track respectively, realize K song and stereo set and combine, have portable KTV's effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 creative efforts.

Fig. 1 is a block diagram of the 2.1 sound track karaoke sound equipment all-in-one machine of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

As shown in fig. 1, the utility model discloses a 2.1 sound track K sings audio equipment all-in-one, including the audio equipment main part, its characterized in that: a power supply, a first MCU module and a second MCU module are arranged in the main body of the sound equipment; the first MCU module and the second MCU module are connected by an IIS protocol; the second MCU module is provided with two D-type digital power amplification modules and a wireless microphone module; the two D-type digital power amplification modules are respectively provided with a subwoofer loudspeaker and two loudspeakers with left and right sound channels; certainly, according to the requirements of different customers, different numbers of D-type digital power amplifier modules are arranged, and the D-type digital power amplifier modules can also be connected with different numbers or different types of loudspeakers;

the wireless microphone module is connected with two wireless microphone devices, and one or more than two wireless microphone devices can be connected according to actual use conditions; the first MCU module is a hardware for realizing sound wave/digital signal interconversion.

In this embodiment, the power supply is provided with a USB output interface, a power adapter, a boost module, and a DC module; a charging IC is arranged between the power adapter and the power adapter; the DC module is provided with a voltage stabilizing module; the voltage stabilizing module is respectively connected with the first MCU module and the second MCU module; the boosting module is respectively connected with two D-type digital power amplification modules with power supply interfaces on the first MCU module.

In this embodiment, 24M modules are installed on the first MCU module and the second MCU module; the first MCU module is provided with a 3.3V module and a BT _ RF module.

In this embodiment, the first MCU module is provided with an AD _ KEY module, an LED driving module, an optical fiber module, a coaxial module, an AUX module, a USB module, a TF card module, a live broadcast interface module, and a remote controller module; an LED display screen is arranged on the LED driving module; the LED display screen is used for displaying the current song state;

in this embodiment, install USB output interface, power adapter, boost module and DC module on the power, realize can sing while charging for the cell-phone, singing charges two mistakes.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a 2.1 sound track K sings audio equipment all-in-one, includes the audio equipment main part, its characterized in that: a power supply, a first MCU module and a second MCU module are arranged in the main body of the sound equipment; the first MCU module and the second MCU module are connected by adopting an IIS protocol;

the second MCU module is provided with two D-type digital power amplification modules and a wireless microphone module; the two D-type digital power amplification modules are respectively provided with a subwoofer loudspeaker and two loudspeakers with left and right sound channels;

2. The integrated machine of 2.1 channel karaoke audio equipment according to claim 1, wherein: the power supply is provided with a USB output interface, a power adapter, a boosting module and a DC module; a charging IC is arranged between the power adapter and the power adapter;

3. The 2.1 channel karaoke integrated sound equipment of claim 1, wherein: 24M modules are installed on the first MCU module and the second MCU module; the first MCU module is provided with a 3.3V module and a BT _ RF module.

4. The 2.1 channel karaoke integrated sound equipment of claim 1, wherein: the first MCU module is provided with an AD _ KEY module, an LED driving module, an optical fiber module, a coaxial module, an AUX module, a USB module, a TF card module, a live broadcast interface module and a remote controller module;

and the LED driving module is provided with an LED display screen.