CN219459092U - Multi-node multi-protocol data synchronous internet-of-things edge gateway - Google Patents

Abstract

The utility model provides a multi-node multi-protocol data synchronous internet-of-things edge gateway, which consists of a data processor, a communication protocol module and a communication hardware interface; wherein the communication protocol comprises IGMP multicast communication, TCP communication, COM communication and IO communication; the communication hardware interface comprises a wired network port, a wireless AP module, a UART interface and a digital input/output interface; various things terminal nodes establish communication links with the edge gateway through communication hardware interfaces; whether a user sends command data to the internet of things terminal node or the internet of things terminal node sends state data to the cloud platform and the user, after the data with the communication link ID as a packet head is added by the edge gateway data processor, each communication hardware interface is submitted to finish sending, and after the internet of things terminal node and the cloud platform receive the data, the data are analyzed and the action set by a program is executed; the edge gateway realizes that the data among the access internet of things terminal nodes, the cloud platform and the user APP can be automatically synchronized in real time.

Description

Multi-node multi-protocol data synchronous internet-of-things edge gateway

Technical Field

The utility model relates to a multi-node multi-protocol data synchronous internet-of-things edge gateway, which is network communication equipment; the equipment is externally connected with a cloud platform and a user APP, and internally connected with the Internet of things terminal nodes with different hardware interfaces and different communication protocols; the device analyzes and encapsulates data received and transmitted by different communication protocols of different communication interfaces, and synchronously transmits the data to other internet-of-things terminal nodes in the cloud platform, the user APP and the gateway in real time, so that the control and the state of various internet-of-things terminal nodes are ensured, and the data among the cloud platform, the user APP and the local operation panel are consistent in real time.

Background

The internet of things is an important component of a new generation of information technology, and is the internet of everything. The core and the foundation of the Internet of things are still the Internet, and are an extended and expanded network based on the Internet. The user end extends and expands to the object to exchange and communicate information. The internet of things is connected with the internet through information sensing equipment such as radio frequency identification, an infrared sensor, a global positioning system, an ultrasonic technology and the like according to a defined communication protocol, and information exchange and communication are carried out, so that a network for intelligent identification, use, monitoring and management of the articles is realized.

The internet of things edge gateway is a gateway arranged on the network edge side, is close to the network edge side of physical equipment such as industrial equipment, sensors and the like, and is connected with the physical world and the digital world through functions such as network connection, protocol conversion and the like. The edge gateway is network equipment of which the data of the end side node equipment in the Internet of things system is led to the cloud.

Through popularization and landing of related applications of the Internet of things in recent years, products of the Internet of things are designed to be quite different in product network architecture and product morphology according to actual application occasions, but the overall technical routes of the products of the Internet of things are not quite different, and the Internet of things can be summarized into the following application scenes.

The cloud end and the internet of things terminal directly establish communication through 4G/5G mobile communication, and an edge gateway is not provided, so that the mode is applied to outdoor single application and control functions, each internet of things terminal node is an independent function node, and tasks can be completed without the cooperation of multiple internet of things terminals.

The two cloud ends and the internet of things terminal are directly connected with the cloud platform in a communication way through the edge gateway, the edge gateway is only used for communication protocol conversion and data exchange, a communication link between the internet of things terminal node and the cloud platform is established, and internet of things terminal without network capability is realized.

The edge gateway with data processing and application service capability is further developed besides the internet of things terminal node accessing the internet through the edge gateway, and the edge gateway is used for solving the problems that the internet of things terminal node is required to be controlled on site and can be controlled at the cloud, for example, house light control, a wireless internet of things switch panel installed on a wall of a house is required to control the site of a lamp in real time, switch state information after control is required to be sent to a cloud platform, the state of the lamp can be checked through a user APP, the switch of the lamp can be controlled at the cloud, and the switch panel can simultaneously receive state information of the lamp change, so that real-time synchronization of data among the internet of things switch panel, the internet of things lamp, the cloud platform and a plurality of nodes of the user APP is completed; in order to meet the above requirements of fusion application of multiple internet of things terminal nodes, a new internet of things edge gateway needs to be provided, and fusion intercommunication among different types of internet of things equipment nodes, different hardware communication interfaces and different communication protocols can be realized.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a multi-node multi-protocol data synchronous internet-of-things edge gateway which is applied to different functional internet-of-things terminal nodes, different hardware communication interfaces, different communication protocols and data synchronous transceiving among various communication links, and realizes real-time synchronous updating of operation instructions, internet-of-things equipment actions, state information feedback, cloud platform data transceiving, and operation and state information among different places of a user APP.

The utility model is realized in such a way that: the multi-node multi-protocol data synchronous internet-of-things edge gateway consists of a data processor, a communication protocol module and a communication hardware interface; wherein the communication protocol comprises IGMP multicast communication, TCP communication, COM communication and IO communication; the communication hardware interface comprises a wired network port, a wireless AP module, a UART interface and a digital input/output interface.

Further, the internet of things edge gateway comprises a plurality of communication hardware interfaces, wherein a wired network port and a wired internet of things terminal node are connected in a wired network; moreover, the wired network port establishes remote connection with the cloud platform and a user thereof through the Internet; the wireless AP module establishes wireless network connection with the wireless Internet of things terminal node; the UART interface and the serial port Internet of things terminal node establish serial port connection; the digital input/output interface and the terminal node of the internet of things establish switch on-off connection.

Further, a data real-time communication link is established between the multi-node multi-protocol different hardware interfaces, wherein IGMP multicast communication and a wireless AP module form a wireless synchronous data broadcasting link, and data of a wireless Internet of things terminal node are synchronously received and transmitted; the TCP communication and the wired network port form a cloud communication link, and data of the cloud platform and the user APP thereof are synchronously received and transmitted; the COM communication and UART interfaces form a serial communication link, and synchronously transmit and receive data of the serial bus Internet of things terminal node; the IO communication and the digital input/output interface form a parallel digital switch communication link, and switch on-off data of the access internet of things terminal node are synchronously received and transmitted.

Further, the internet of things edge gateway comprises a data synchronization process, and firstly, the internet of things terminal node sends data to the data processor through a communication link; the data is sent to the data processor through the communication hardware interface and then the communication protocol module; secondly, the data processor adds a data packet with a communication link ID as a packet header to the received data; secondly, the repackaged data is sent to an Internet of things terminal node by a data processor through a communication link; the data is sent to an Internet of things terminal node, a cloud platform and a user APP through a communication protocol module and a communication hardware interface; and finally, data synchronous receiving and transmitting among different hardware interfaces of the multi-node multi-protocol are realized.

The utility model has the advantages that: the internet of things edge gateway can generate the unique communication link ID codes with uniform formats for accessing the internet of things terminal nodes, and can realize the identification of the internet of things terminal node connection of various different communication hardware interfaces and different communication protocols. The internet of things edge gateway provided by the utility model is provided with a wired network port, a wireless AP module, a UART interface and a digital input/output interface, can be connected with various internet of things terminal modules with different communication hardware interfaces and different communication protocols, and can meet the application occasions of multi-equipment fusion control.

Drawings

The utility model will be further described with reference to the accompanying drawings, in which embodiments are shown.

Fig. 1 is a schematic block diagram of a multi-node multi-protocol data sync thing edge gateway of the present utility model.

The system comprises a 100-Internet of things edge gateway, a 101-data processor, 102-IGMP multicast communication, 103-TCP communication, 104-COM communication, 105-IO communication, 106-wireless AP module, 107-wired network port, 108-UART interface, 109-digital IO interface, 110-wireless control panel, 111-wireless node, 112-cloud platform, 113-CAN node, 114-RS485 node, 115-IO node and 116-user APP.

Detailed Description

Referring to fig. 1, a preferred embodiment of a multi-node multi-protocol data synchronization edge gateway according to the present utility model is shown.

Comprising a data processor 101; the communication protocol module consists of IGMP multicast communication 102, TCP communication 103, COM communication 104 and IO communication 105; a wireless AP module 106, a wired network port 107, a UART interface 108 and a digital IO interface 109 form a communication hardware interface; the control panel 110, the wireless node 111, the CAN node 113, the RS485 node 114 and the IO node 115 form a plurality of Internet of things terminal nodes; cloud application is composed of cloud platform 112 and user APP 116.

The physical connection between the Internet of things terminal node and the edge gateway is established through a communication hardware interface; wherein the operation panel 110, the wireless node 111 are connected to the wireless AP module 106 in a wireless communication manner; wherein the edge gateway is connected to the cloud platform 112 and the user 116 through the wired network port 107; wherein the CAN node 113 and the RS485 node 114 are connected to the UART interface 108 in a serial communication mode; wherein the IO node is connected to the digital IO interface 109 in a digital switching manner.

The Internet of things terminal node establishes a communication link with the data processor 101 through the communication hardware interface and the communication protocol module, the data processor 101 codes each link to define a unique ID code, and data can be transmitted in each communication link; the data processor 101 can synchronously transmit and receive data in each communication link, so that real-time synchronization of data between the internet of things terminal nodes is realized.

The utility model is further illustrated by the embodiment of the home intelligent multimedia entertainment system. The operation panel 110 is an entertainment system touch control panel, a user clicks one-key power on, and the operation panel 110 sends one-key power on command data to the data processor 101 through a communication link formed by the wireless AP106 module and the IGMP multicast communication 102; after receiving the one-key-on command data, the data processor 101 adds a data packet header of a link ID to the command data and sends the encapsulated data to each communication link; after receiving one-key start command data, the Internet of things terminal node of each access edge gateway executes program setting operation; the wireless node 111 is an LED lamp, and after receiving a one-key start command, the LED lamp switch is turned on and turned on; the RS485 node 114 is a serial port node of the liquid crystal television, and the liquid crystal television is automatically started after receiving a one-key start command; IO node 115 is connected with on-off control of the sound equipment, and after receiving a one-key start command, the sound equipment is automatically started; the user 116 also receives a one-key-on command through the cloud platform 112 and receives state information of each internet of things terminal node, wherein the state information is synchronous and consistent with the operation panel 110; the user APP116 may set a timing mode, enable automatic one-key shutdown after the time reaches, and send one-key shutdown command data, where the data is sent to the data processor 101 through the cloud platform 112 and then through a communication link formed by the wired network port 107; the data processor 101 receives the data-added communication link ID header and then transmits the data to each communication link; and each Internet of things terminal node receives a one-key shutdown command and executes shutdown related operations.

The above embodiment of the application internet of things edge gateway summarizes the advantages of the present utility model by this embodiment: the edge gateway of the Internet of things can realize interconnection and intercommunication among multiple users, multiple Internet of things devices and multiple communication protocols, and can complete closed-loop operation of people, things, networks, time and space.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the utility model, and that equivalent modifications and variations of the utility model in light of the spirit of the utility model will be covered by the claims of the present utility model.

Claims (5)

1. The multi-node multi-protocol data synchronous internet-of-things edge gateway is characterized by comprising a data processor, a communication protocol module and a communication hardware interface; wherein the communication protocol comprises IGMP multicast communication, TCP communication, COM communication and IO communication; the communication interface comprises a wired network port, a wireless AP module, a UART interface and a digital input/output interface.

2. The multi-node multi-protocol data synchronous internet of things edge gateway according to claim 1, wherein the wired network port establishes wired network connection with the wired internet of things terminal node; the wired network port establishes remote connection with the cloud platform and a user thereof through the Internet; the wireless AP module establishes wireless network connection with the wireless Internet of things terminal node; the UART interface establishes connection serial port connection with a serial port internet of things terminal node; the digital input/output interface establishes switch on-off connection with the terminal node of the internet of things.

3. The multi-node multi-protocol data synchronous internet of things edge gateway as set forth in claim 1, wherein IGMP multicast communication and wireless AP module form a wireless synchronous data broadcast link for synchronously receiving and transmitting data of wireless internet of things terminal nodes; the TCP communication and the wired network port form a cloud communication link, and data of the cloud platform and the user APP thereof are synchronously received and transmitted; the COM communication and UART interfaces form a serial communication link, and synchronously transmit and receive data of the serial bus Internet of things terminal node; the IO communication and the digital input/output interface form a parallel digital switch communication link, and switch on-off data of the access internet of things terminal node are synchronously received and transmitted.

4. A multi-node, multi-protocol data sync thing edge gateway as claimed in claim 3 wherein each thing end node is provided with a unique link ID for the communication link with the edge gateway.

5. The multi-node multi-protocol data synchronous thing allies oneself with edge gateway as claimed in claim 1, wherein first thing allies with the end node and sends the data to the data processor through the communication link; the data is sent to the data processor through the communication hardware interface and then the communication protocol module; secondly, the data processor adds a communication link ID code to the front of the received data; secondly, the data processor transmits the repackaged data packet to the Internet of things terminal node through a communication link; the data is sent to an Internet of things terminal node, a cloud platform and a user APP through a communication protocol module and a communication hardware interface; and finally, data synchronous receiving and transmitting among different hardware interfaces of the multi-node multi-protocol are realized.