CN219041794U

CN219041794U - Multi-network fusion internet of things broadcasting terminal

Info

Publication number: CN219041794U
Application number: CN202222438676.1U
Authority: CN
Inventors: 胡志明
Original assignee: Changsha Yinzhisheng Communication Technology Co ltd
Current assignee: Changsha Yinzhisheng Communication Technology Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-05-16
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a multi-network fusion internet of things broadcasting terminal, which comprises a main control module, a network switching module, an antenna, an audio power amplifier module and a sound transmission unit, wherein the main control module is electrically connected with the antenna through the network switching module; the main control module is electrically connected with the sound transmission unit through the audio power amplification module; the network switching module is inserted on the main control module, and is provided with a SIM card electrically connected with the main control module. The multi-network fusion internet of things broadcasting terminal provided by the utility model adopts a mobile communication wireless network, does not need to arrange network cables on site, and is not limited by installation sites; the network switching module and the main control module adopt a plugging mode, so that the installation is convenient and the updating and the transformation are fast.

Description

Multi-network fusion internet of things broadcasting terminal

Technical Field

The utility model relates to the technical field of communication broadcasting, and particularly discloses a multi-network fusion internet of things broadcasting terminal.

Background

The traditional public broadcasting has poor sound quality, is easy to be interfered by signals, has poor receiving effect when moving fast, and needs to be updated and modified to adapt to the development of new technology application.

The patent document with the publication number of CN2091 84608U discloses a main control device of an emergency broadcasting system, wherein an audio input gain circuit is connected in series on a transmission path of each path of input audio, the audio input gain circuit performs independent gain control (primary gain) on the signal amplitude of the path of input audio, and a gain module performs indiscriminate amplification (secondary gain) on the selected audio, so that an audio signal with enough large output power can be output, and the technical problems of poor quality, easy signal interference and poor receiving effect during rapid movement of the traditional public broadcasting sound can be solved; the serial port module is connected with the emergency broadcasting system in a pluggable manner through a serial port interface, the WIFI module is connected to an external base station through a network cable interface in a wired manner, network cables are required to be arranged on site, and the system is limited by an installation place; and the interfaces are more, the spliced connecting wires are too many, and the installation operation is troublesome.

Therefore, the existing broadcasting terminal is limited by an installation place and is troublesome to install, and the technical problem to be solved is urgent at present.

Disclosure of Invention

The utility model provides a multi-network fusion internet of things broadcasting terminal, which aims to solve the technical problems that the existing broadcasting terminal is limited by installation places and is troublesome to install and operate.

The utility model relates to a multi-network fusion internet of things broadcasting terminal, which comprises a main control module, a network switching module, an antenna, an audio power amplifier module and a sound transmission unit, wherein the main control module is electrically connected with the antenna through the network switching module; the main control module is electrically connected with the sound transmission unit through the audio power amplification module; the network switching module is inserted on the main control module, and is provided with a SIM card electrically connected with the main control module.

Further, the main control module comprises a microcontroller, an audio decoder and a network module, wherein the microcontroller is respectively and electrically connected with the audio decoder and the network module, the network module is electrically connected with the network switching module through a network cable, and the audio decoder is electrically connected with the audio power amplifier module.

Further, the microcontroller is of the type LPC1768, the audio decoder is of the type VS1053 or NE5532, and the network module is of the type IP101G.

Further, the model adopted by the network switching module is X3-V01.

Further, the network switching module adopts a 4G network switching RJ45 module.

Further, the sound transmission unit employs an IP broadcast microphone and/or a speaker.

Further, the audio power amplifier module comprises an audio power amplifier, and the model of the audio power amplifier is TPA3110 or TPA3116D2.

Further, the 23 rd pin of the audio power amplifier is electrically connected with the negative electrode of the loudspeaker, and the 29 rd pin of the audio power amplifier is electrically connected with the positive electrode of the loudspeaker.

Further, the multi-network fusion internet of things broadcasting terminal further comprises a limb motion sensing sensor, and the limb motion sensing sensor is electrically connected with the main control module.

Further, the multi-network fusion internet of things broadcasting terminal further comprises a power supply module, wherein the power supply module is electrically connected with the main control module, the network switching module, the audio power amplifier module and the sound transmission unit respectively, and the power supply module comprises a transformer and a voltage stabilizing circuit electrically connected with the transformer.

The beneficial effects obtained by the utility model are as follows:

the utility model provides a multi-network fusion internet of things broadcasting terminal, which adopts a main control module, a network switching module, an antenna, an audio power amplifier module and a sound transmission unit, wherein the main control module is electrically connected with the antenna through the network switching module; the main control module is electrically connected with the sound transmission unit through the audio power amplification module; the network switching module is inserted on the main control module, and is provided with a SIM card electrically connected with the main control module. The multi-network fusion internet of things broadcasting terminal provided by the utility model adopts a mobile communication wireless network, does not need to arrange network cables on site, and is not limited by installation sites; the network switching module and the main control module adopt a plugging mode, so that the installation is convenient and the updating and the transformation are fast.

Drawings

Fig. 1 is a functional block diagram of a first embodiment of a multi-network fusion broadcast terminal provided by the present utility model;

FIG. 2 is a schematic diagram of a functional module of an embodiment of the main control module shown in FIG. 1;

fig. 3 is a functional block diagram of a second embodiment of a multi-network fusion broadcast terminal provided by the present utility model;

fig. 4 is a schematic diagram of chip connection of an embodiment of a multi-network fusion broadcast terminal provided by the present utility model;

fig. 5 is a schematic circuit diagram of an embodiment of a multi-network convergence broadcasting terminal according to the present utility model.

Reference numerals illustrate:

10. a main control module; 20. a network switching module; 30. an antenna; 40. an audio power amplifier module; 50. a sound transmission unit; 11. a microcontroller; 12. an audio decoder; 13. a network module; 60. and a power supply module.

Detailed Description

In order to better understand the above technical solutions, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, a first embodiment of the present utility model proposes a main control module 10, a network switching module 20, an antenna 30, an audio power amplifier module 40 and a sound transmission unit 50, wherein the main control module 10 is electrically connected with the antenna 30 through the network switching module 20; the main control module 10 is electrically connected with the sound transmission unit 50 through the audio power amplification module 40; the network switching module 20 is inserted on the main control module 10, and a SIM card electrically connected to the main control module 10 is disposed on the network switching module 20. The main control module 10, the network switching module 20, the antenna 30, the audio power amplifier module 40 and the sound transmission unit 50 may employ existing functional modules, for example, the audio power amplifier module 40 may employ existing IP power amplifier (IP power amplifier is used for receiving audio decoding and high-power amplification). The voice transmission unit 50 may employ an existing IP broadcast microphone, which is within the scope of this patent.

In the above structure, please refer to fig. 1 to 5, in the multi-network fusion broadcast terminal provided in this embodiment, the main control module 10 includes a microcontroller 11, an audio decoder 12 and a network module 13, the microcontroller 11 is electrically connected with the audio decoder 12 and the network module 13 respectively, the network module 13 is electrically connected with the network switching module 20 through a network cable, and the audio decoder 12 is electrically connected with the audio power amplifier module 40. In this embodiment, the microcontroller 11 is of the type LPC1768, the audio decoder 12 is of the type VS1053 or NE5532, and the network module 13 is of the type IP101G. The network switch module 20 may be available in the model number X3-V01. Specifically, the network switching module 20 adopts a 4G network switching RJ45 module. The sound transmission unit 50 employs an IP broadcast microphone and/or a speaker. The audio power amplifier module 40 includes an audio power amplifier, which is TPA3110 or TPA3116D2. The 23 rd pin of the audio power amplifier is electrically connected with the negative electrode of the loudspeaker, and the 29 rd pin of the audio power amplifier is electrically connected with the positive electrode of the loudspeaker.

Preferably, please refer to fig. 1 to 5, in the multi-network fusion internet of things broadcast terminal provided in this embodiment, the multi-network fusion internet of things broadcast terminal further includes a limb motion sensing sensor, and the limb motion sensing sensor is electrically connected with the main control module 10. The multi-network fusion internet of things broadcast terminal further comprises a power supply module 60, wherein the power supply module 60 is electrically connected with the main control module 10, the network switching module 20, the audio power amplifier module 40 and the sound transmission unit 50 respectively, and is used for providing normal working voltages for the main control module 10, the network switching module 20, the audio power amplifier module 40 and the sound transmission unit 50. The power supply module 60 includes a transformer and a voltage stabilizing circuit electrically connected to the transformer. The limb motion perception sensor is used for realizing three-dimensional space depth measurement, human skeleton point detection and recognition of motions, gestures and faces; the main control module 10 is configured to control broadcasting of speaker content (such as preset english hearing, etc.) and broadcasting and reminding of notification according to the three-dimensional depth measured by the limb motion sensing sensor, the detected human skeleton points, and the recognized motion, gesture and facial information, and can preset a safety pre-warning mechanism in advance, and form a recording and playing function in combination with video.

As shown in fig. 1 to 5, the operation principle of the multi-network fusion internet of things broadcast terminal provided in this embodiment is as follows:

the SIM card on the RJ45 module is turned into dial by the 4G network, the 4G (4G technology, fourth generation mobile communication and technology thereof) wireless signal fed back is received by the antenna 30, is turned into 100M Ethernet port of the RJ45 network to be output after being communicated, is received by the network part of the network module 13, and is controlled by the MCU (Microcontroller Unit, microcontroller) to transmit the audio data to the audio decoder 12 for MP3 (Moving Picture Experts Group Audio Layer III, dynamic image expert compression standard audio layer 3) decoding, and the decoded audio signal is amplified by the audio power amplifier module 40 to push the loudspeaker to make sound.

Compared with the prior art, the multi-network fusion internet of things broadcasting terminal provided by the embodiment adopts a main control module, a network switching module, an antenna, an audio power amplifier module and a sound transmission unit, wherein the main control module is electrically connected with the antenna through the network switching module; the main control module is electrically connected with the sound transmission unit through the audio power amplification module; the network switching module is inserted on the main control module, and is provided with a SIM card electrically connected with the main control module. The multi-network fusion internet of things broadcasting terminal provided by the utility model adopts a mobile communication wireless network, does not need to arrange network cables on site, and is not limited by installation sites; the network switching module and the main control module adopt a plugging mode, so that the installation is convenient and the updating and the transformation are fast.

While preferred embodiments of the present utility model have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model. It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The multi-network fusion internet-of-things broadcasting terminal comprises a main control module (10), a network switching module (20), an antenna (30), an audio power amplification module (40) and a sound transmission unit (50), and is characterized in that the main control module (10) is electrically connected with the antenna (30) through the network switching module (20); the main control module (10) is electrically connected with the sound transmission unit (50) through the audio power amplification module (40); the network switching module (20) is inserted on the main control module (10), and the network switching module (20) is provided with a SIM card electrically connected with the main control module (10).

2. The multi-network fusion broadcast terminal according to claim 1, wherein the main control module (10) comprises a microcontroller (11), an audio decoder (12) and a network module (13), the microcontroller (11) is electrically connected with the audio decoder (12) and the network module (13) respectively, the network module (13) is electrically connected with the network switching module (20) through a network cable, and the audio decoder (12) is electrically connected with the audio power amplifier module (40).

3. The multi-network fusion broadcast terminal of claim 2, wherein the microcontroller (11) is of the type LPC1768, the audio decoder (12) is of the type VS1053 or NE5532, and the network module (13) is of the type IP101G.

4. The multi-network convergence fabric-broadcasting terminal as claimed in claim 2, wherein the network switching module (20) is of model X3-V01.

5. The multi-network fusion broadcast terminal of claim 1, wherein the network switch module (20) is a 4G network switch RJ45 module.

6. The multi-network fusion broadcast terminal according to claim 1, wherein the sound transmission unit (50) employs an IP broadcast microphone and/or a speaker.

7. The multi-network fusion broadcast terminal of claim 1, wherein the audio power amplifier module (40) comprises an audio power amplifier, the model of the audio power amplifier being TPA3110 or TPA3116D2.

8. The multi-network fusion broadcast terminal of claim 7, wherein a 23 rd pin of the audio power amplifier is electrically connected to a negative electrode of the speaker, and a 29 th pin of the audio power amplifier is electrically connected to a positive electrode of the speaker.

9. The multi-network fusion internet of things broadcast terminal of claim 1, further comprising a limb motion sensing sensor electrically connected to the master control module (10).

10. The multi-network fusion internet of things broadcast terminal according to claim 1, further comprising a power supply module (60), wherein the power supply module (60) is electrically connected with the main control module (10), the network switching module (20), the audio power amplifier module (40) and the sound transmission unit (50), respectively, and the power supply module (60) comprises a transformer and a voltage stabilizing circuit electrically connected with the transformer.