CN212846764U

CN212846764U - Multifunctional multi-indication multipurpose digital desktop sound card with live platform

Info

Publication number: CN212846764U
Application number: CN202021601263.5U
Authority: CN
Inventors: 陈燕山
Original assignee: Guizhou Calais Zhongke Intelligent Technology Co ltd
Current assignee: Guizhou Calais Zhongke Intelligent Technology Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-03-30
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a multifunctional multi-indication multi-purpose digital desktop sound card for platform live broadcast, which belongs to the field of electronic product equipment, and comprises a sound card front board monitoring area, a sound card rear board, a sound card panel, a LED indicator light and a converter, wherein the converter comprises four signal input ends, a signal output end and a branch line, the four input ends are respectively connected with a microphone, an external sound effect, a Bluetooth receiving end, an accompaniment input end and an MP3 sound effect, the accompaniment input end is connected with a Bluetooth receiving end, the signal output end is connected with a main output and a live broadcast output, the live broadcast output comprises 3.5 analog outputs, TYPE-C digital outputs and a digital interface, the branch line is connected with an audio processor, the audio processor is connected with a microcontroller, thereby effectively avoiding cross interference and being more convenient to use, the phenomenon that the noise of the product is slightly larger due to too high function combination degree of the circuit is solved.

Description

Multifunctional multi-indication multipurpose digital desktop sound card with live platform

Technical Field

The utility model relates to an electronic product equipment field, more specifically say, relate to a digital desktop sound card of multi-functional many instructions of platform live.

Background

The sound card, also called audio card, is the most basic component in a computer multimedia system, and is a hardware for realizing the mutual conversion of sound waves/digital signals. The basic function of the sound card is to convert the original sound signals from a microphone, a magnetic tape, and an optical disk and output the converted signals to sound equipment such as an earphone, a loudspeaker, and a recorder, or to emit the sound of a synthesized musical instrument through a digital interface of the music equipment.

AK-8 is a Karaoke product supporting mobile phones and computers, powerful and simultaneously supporting two live broadcast platforms, a built-in DSP sound effect chip enables sound to be more natural and mellow and to be more spacious, signal level indication is more visual, debugging is more convenient, and input/output monitoring interfaces are diversified.

However, the existing sound card has too high function combination degree of the circuit, and the noise of the product is slightly larger.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a platform is multi-functional to indicate the digital desktop sound card of multipurpose more live, it can realize effectively avoiding cross interference, and it is more convenient to use, has solved the phenomenon that leads to the noise of product to be slightly bigger than normal because of the function combination degree of circuit is too high.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A multifunctional multi-indication multi-purpose digital desktop sound card for platform live broadcast comprises a sound card front panel monitoring area, a sound card rear panel, a sound card panel, an LED indicator light and a converter, the converter comprises four signal input ends, a signal output end and branch lines, the four input ends are respectively connected with a microphone, an external sound effect, a Bluetooth receiving end, an accompaniment input end and an MP3 sound effect, the accompaniment input end is connected with the Bluetooth receiving end, the signal output end is connected with the main output and the live broadcast output, the live broadcast output comprises 3.5 seat analog output, TYPE-C seat digital output and a digital interface, the branch line is connected with an audio processor, the audio processor is connected with a microcontroller, the microcontroller is connected with a display, the cross interference can be effectively avoided, the use is more convenient, and the phenomenon that the noise of a product is slightly larger due to too high function combination degree of a circuit is solved.

Furthermore, sound card front bezel monitoring area is including customization linear volume potentiometre, 3.5/6.35 earphone output seat, earphone output seat is connected with TYPE-C seat digital output, and full function signal instructs, and it is more convenient to operate.

Furthermore, the sound card back plate comprises an input area and an output area, and the input area and the output area are independently and separately arranged, so that cross interference is avoided, and the use is more convenient.

Further, the LED indicator lamps comprise MIC levels, INST levels, AUX levels, REC levels, MAINL levels and R levels, each group of level lamps have amplitude limiting, an operator can control the signal size conveniently, and beautiful sound quality is guaranteed to be output.

Furthermore, the sound card panel has control and LED indicating functions and can comprehensively control sound.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme can effectively avoid cross interference, is more convenient to use, and solves the problem that the noise of a product is slightly larger due to too high function combination degree of a circuit.

(2) The sound card front panel monitoring area comprises a customized linear volume potentiometer and a 3.5/6.35 earphone output seat, wherein the earphone output seat is connected with a TYPE-C digital output.

(3) The sound card back plate comprises an input area and an output area, and the input area and the output area are independently and separately arranged, so that cross interference is avoided, and the sound card back plate is more convenient to use.

(4) The LED indicating lamps comprise MIC levels, INST levels, AUX levels, REC levels, MAINL levels and R levels, each group of level lamps have amplitude limiting, an operator can control the signal size conveniently, and beautiful sound quality is ensured to be output.

(5) The sound card panel has control and LED indicating functions and can comprehensively control sound.

Drawings

Fig. 1 is a circuit diagram of the present invention;

FIG. 2 is an external view of the present invention;

fig. 3 is a side external view of the present invention.

The reference numbers in the figures illustrate:

1. converter 2 microphone, 3 external sound effects, 4 Bluetooth receiving, 5 accompaniment input ends, 6MP3 sound effects, 7 main output, 8 live broadcast output, 93.5 analog output, 10TYPE-C digital output, 11 digital interface, 12 audio processor, 13 microcontroller and 14 display.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, a multifunctional multi-indication multipurpose digital desktop sound card with platform live broadcast, a converter 1 comprises four signal input ends, a signal output end and branch lines, the four input ends are respectively connected with a microphone 2, an external sound effect 3, a bluetooth receiving end 4, an accompaniment input end 5 and an MP3 sound effect 6, the accompaniment input end 5 is connected with the bluetooth receiving end 4, the signal output end is connected with a main output 7 and a live broadcast output 8, the main output 7L/R6.35 can provide a high-quality sound source for a power amplifier/sound console, and the live broadcast output 8 has 3.5 analog outputs and TYPE-C digital outputs. Still USB TYPE-C digital interface connects the computer, the cell-phone, it is dull and stereotyped, connect 12V DC seat live broadcast output including 3.5 analog output 9, TYPE-C seat digital output 10 and digital interface 11, the branch line is connected with audio processor 12, audio processor 12 is connected with microcontroller 13, microcontroller 13 is connected with display 14, can realize effectively avoiding cross interference, it is more convenient to use, the phenomenon that the noise that has solved because of the too high noise that leads to the product of the function combination degree of circuit is slightly bigger.

Referring to fig. 1-3, the sound card front panel monitoring area includes a customized linear volume potentiometer, a 3.5/6.35 earphone output base, the earphone output base is connected with a TYPE-C digital output 10, and the operation is more convenient due to full-function signal indication.

Referring to fig. 1, the sound card rear plate includes an input area and an output area, and the input area and the output area are separately provided, the input end has different functions, such as pre-amplification of a microphone, line input or front end of a musical instrument, and the output of the device can be directly connected to the input of a console, a recorder or a sound card, so as to satisfy the input signals of various audio devices, the line input has 6.35/3.5 port selection, the microphone input supports double-card wire connector and 6.35 three-wire interface input, and the +48V phantom power switch indicator lamp is provided at the right lower part of the microphone seat to support the use of a large diaphragm microphone, thereby avoiding cross interference and being more convenient to use.

Referring to fig. 1-3, the LED indicator lights include MIC level, INST level, AUX level, REC level, main level, and R level, and each set of level lights has clipping. The potentiometer line type customized by the MIC/AUX/REC volume potentiometer has the advantages that the gain adjustment linearity can not be suddenly changed, the DELAY potentiometer adjusts the DELAY length of MIC digital signals, and the REVERB potentiometer adjusts the digital reverberation depth of MIC. The Bluetooth key is started, the mobile phone music signal can be connected, 6 sound effects can be switched in the chat mode, 1-6 sound effects are selected, an operator can control the signal size conveniently, and beautiful sound quality is ensured to be output.

Referring to fig. 1-3, the sound card panel has control and LED indication functions, and can comprehensively control sound.

The working principle is as follows: the signal input is controlled by an A/D converter to DSP audio processing and a single micro-control software to enable audio and display to be synchronously distributed to each output control circuit through D/A conversion audio signals to realize lossless audio output, meanwhile, a high-performance power management chip provides multi-path voltage to meet the power supply requirements of different circuits, cross interference can be effectively avoided, the use is more convenient, and the phenomenon that the noise of a product is slightly larger due to too high function combination degree of the circuits is solved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a live multi-functional many instruction multipurpose digital desktop sound card of platform, includes sound card front bezel monitoring area, sound card back plate, sound card panel, LED pilot lamp and converter (1), its characterized in that: converter (1) includes four signal input part and a signal output part and branch line, four the input is connected with microphone (2), external sound effect (3), bluetooth receiving terminal (4), accompaniment input end (5) and MP3 audio (6) respectively, accompaniment input end (5) are connected with bluetooth receiving terminal (4), signal output part is connected with main output (7) and live broadcast output (8), live broadcast output includes 3.5 analog output (9), TYPE-C seat digital output (10) and digital interface (11), the branch line is connected with audio processor (12), audio processor (12) are connected with microcontroller (13), microcontroller (13) are connected with display (14).

2. The multifunctional multi-indication multi-purpose digital desktop sound card of the platform live broadcast of claim 1, wherein: the sound card front panel monitoring area comprises a customized linear volume potentiometer and a 3.5/6.35 earphone output seat, wherein the earphone output seat is connected with a TYPE-C digital output (10).

3. The multifunctional multi-indication multi-purpose digital desktop sound card of the platform live broadcast of claim 1, wherein: the sound card back plate comprises an input area and an output area, and the input area and the output area are independently and separately arranged.

4. The multifunctional multi-indication multi-purpose digital desktop sound card of the platform live broadcast of claim 1, wherein: the LED indicating lamps comprise MIC levels, INST levels, AUX levels, REC levels, MAINL levels and R levels, and each group of level lamps have amplitude limiting.

5. The multifunctional multi-indication multi-purpose digital desktop sound card of the platform live broadcast of claim 1, wherein: the sound card panel has control and LED indication functions.