CN219107460U - Gateway of internet of things in various communication modes - Google Patents

Abstract

The utility model relates to the technical field of the Internet of things, in particular to an Internet of things gateway with multiple communication modes, which comprises a host shell, wherein a host cover plate is arranged at the upper end of the host shell through screws, a clamping seat cover plate is arranged on the host cover plate, a guide rail buckle is arranged on one side of the host shell, and the host shell is internally provided with: the control unit is connected with an RS485 interface, an Ethernet interface, a CAN interface, a USB interface and a communication unit through an interface conversion unit, the power supply unit supplies power for the gateway of the Internet of things, and the communication protocol conversion unit is connected with the control unit. The gateway of the Internet of things based on various communication modes supports various communication protocols and can meet different interface communication service scenes.

Description

Gateway of internet of things in various communication modes

Technical Field

The utility model relates to the technical field of the Internet of things, in particular to an Internet of things gateway with various communication modes.

Background

The gateway of the internet of things, as gateway equipment, becomes a tie for connecting the perception network and the traditional communication network. The gateway products of the Internet of things on the market at present have the following problems: 1. the interface communication mode is single, the interface requirements of different scenes of a user cannot be met, and the conversion can be completed only by means of an external interface conversion module, so that the cost is increased; 2. the communication protocol is single, and the interconnection and intercommunication between the devices with different industrial control protocols can not be satisfied.

Disclosure of Invention

The utility model aims to provide an Internet of things gateway with various communication modes, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an internet of things gateway of multiple communication mode, includes the host computer frame, host computer apron is installed through the screw to host computer shell upper end, install the cassette apron on the host computer apron, the guide rail buckle is installed to one side of host computer shell, the host computer shell embeds has: the system comprises an M6Y2C core board, a power supply unit and a communication protocol conversion unit, wherein the M6Y2C core board is connected with an RS485 interface, an Ethernet interface, a CAN interface, a USB interface and the communication unit through the interface conversion unit so as to expand the interface, the power supply unit supplies power for the gateway of the Internet of things, the communication unit is connected with the M6Y2C core board so as to enable the gateway of the Internet of things to communicate with an upper computer, and the communication protocol conversion unit is connected with the M6Y2C core board so as to convert protocols, and the M6Y2C core board is used for signal and data processing.

Further, the communication unit comprises a WIFI unit and a 3G/4G/5G unit.

Further, the M6Y2C core board is connected with a TF card interface.

Further, the M6Y2C core board is connected with a data service forwarding unit.

Further, the M6Y2C core board is connected with a historical data storage unit.

Further, the M6Y2C core board is connected with an edge calculation control unit.

Further, the M6Y2C core board is connected with a PEie interface.

Further, the M6Y2C core board is connected with an RTC clock unit, and the RTC clock unit is connected with the power supply unit.

Further, the M6Y2C core board is connected with a power-down detection unit, and the power-down detection unit is connected with a power supply unit.

Furthermore, the M6Y2C core board is embedded with a dual-core high-performance MCU with a Cortex A7 main frequency of 800 MHz.

Compared with the prior art, the utility model has the beneficial effects that:

the gateway of the Internet of things based on various communication modes supports 3G/4G/5G high-speed network, wiFi wireless communication, PEie interface, 10M/100M/1000M self-adaptive Ethernet communication, multi-path photoelectric isolation RS485 interface, photoelectric isolation CAN bus interface, USB interface and high-capacity TF card interface, and meets different interface communication service scenes. The communication protocol conversion unit is provided for supporting various communication protocols. The super capacitor is built in as a power supply unit, so that the power failure detection of the device and the storage function of important data are realized.

Drawings

Fig. 1 is a functional block diagram of the present utility model.

Fig. 2 is a schematic diagram illustrating a multi-communication interface according to the present utility model.

Fig. 3 is a schematic diagram illustrating multiple communication protocols according to the present utility model.

FIG. 4 is a diagram of the present utility model.

FIG. 5 is a schematic diagram of the M6GXC/A6GXC core board of the present utility model.

FIG. 6 is a schematic diagram of the input of the external power source 12-36V power source according to the present utility model.

FIG. 7 is a schematic diagram of a 5V power supply according to the present utility model.

Fig. 8 is a schematic diagram of a 3.6V power supply according to the present utility model.

Fig. 9 is a schematic diagram of a 3.3V power supply according to the present utility model.

Fig. 10 is a schematic diagram of an RS485 interface circuit according to the utility model.

FIG. 11 is a schematic diagram of a CAN interface circuit according to the utility model.

Fig. 12 is a schematic diagram of an ethernet interface communication circuit according to the present utility model.

FIG. 13 is a schematic diagram of a USB interface circuit according to the present utility model.

Fig. 14 is a schematic circuit diagram of a PCIE interface according to the present utility model.

Fig. 15 is a circuit schematic of the 4G module of the present utility model.

Fig. 16 is a circuit schematic diagram of a WIFI module according to the present utility model.

Fig. 17 is a schematic diagram of a TF card interface circuit according to the present utility model.

Fig. 18 is a schematic diagram of a SIM card interface circuit according to the present utility model.

FIG. 19 is a schematic diagram of a clock circuit according to the present utility model.

FIG. 20 is a schematic diagram of a power down detection circuit according to the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the terms "upper end," "lower end," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like indicate an azimuth or a positional relationship based on that shown in the drawings, merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "sleeved," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-20, the present utility model provides a technical solution:

the utility model provides an internet of things gateway of multiple communication mode, includes host computer shell 1, host computer apron 2 is installed through screw 3 to host computer shell 1 upper end, install cassette apron 5 on the host computer apron 2, guide rail buckle 3 is installed to one side of host computer shell 1, host computer shell 1 embeds has: the control unit is connected with an RS485 interface, an Ethernet interface, a CAN interface, a USB interface and a communication unit through an interface conversion unit, the power supply unit supplies power for the gateway of the Internet of things, and the communication protocol conversion unit is connected with the control unit.

The gateway of the Internet of things based on various communication modes supports 3G/4G/5G high-speed network, wiFi wireless communication, PEie interface, 10M/100M/1000M self-adaptive Ethernet communication, has a multipath photoelectric isolation RS485 interface, a photoelectric isolation CAN bus interface, a USB interface and a high-capacity TF card interface, and meets different interface communication service scenes.

Support a variety of communication protocols: IEC60870-101 protocol, IEC60870-102 protocol, IEC60870-103 protocol, IEC60870-104 protocol, IEC61850 protocol, DLT645 2007 protocol, modbus-RTU, modbus-TCP/UDP protocol, OPC UA protocol, MQTT protocol, etc.

The super capacitor is built in as a power supply unit, so that the power failure detection of the device and the storage function of important data are realized.

And supporting the online upgrading function of the bottom firmware and the application program.

The industrial-grade high-performance dual-core processor and the PNP wireless module are adopted, so that the hardware functions are various, the performance is stable, and the expandability is strong; the method has the advantages of data concurrency processing, protocol conversion, image recognition and super-strong computing capacity for video depth analysis.

The gateway of the Internet of things based on various communication modes has the following advantages compared with the traditional gateway of the Internet of things:

1. industrial-grade application design: an industrial-level high-performance dual-core processor is adopted. And a high-performance industrial wireless module and a PEie interface are adopted. And the low power consumption mode is supported, and the low power consumption mode comprises a sleep mode and a timing online and offline mode. The working power supply has wide input voltage range and 9-36 VDC voltage input, and the device can work normally.

2. The standard is easy to use: providing a standard RS485 port and a CAN bus interface; the interface is isolated by photoelectricity and CAN be directly connected with serial port equipment and CAN bus equipment. And the standard PCIe slot is adopted, so that the plug-in connection with the PNP wireless module can be facilitated, and the connection of a 3G/4G/5G or WIFI network is realized. Providing standard SIM card interface, TF card interface and antenna interface. Standard system configuration software maintenance interfaces are provided, including local and WEB-mode maintenance. And powerful central management software is provided, so that parameter configuration and function switching are facilitated. And supporting mainstream Iot cloud platforms such as Hua Cheng, airy, AWS, azure and the like. And a secondary development platform is embedded, so that personalized functions or services can be realized. Providing a standard snap-in mounting. The panel provides various LED indicator lights such as power supply, operation, communication, 4G, fault, signal intensity and the like, and various states are clear at a glance.

3. The performance is stable and reliable: and the software and hardware double watchdog WDT design ensures the stability of the system. And the complete anti-drop mechanisms such as data retransmission and data storage ensure that the data terminal is always online. Breakpoint continuous transmission, self-healing of equipment and link detection function. Low coupling, hardware platformization, software object-oriented design, software and hardware decoupling. And data is encrypted safely, and a digital security encryption certificate is built in. 2kV electromagnetic isolation protection is built in the Ethernet interface; and the RS485 port and the CAN bus port are subjected to photoelectric isolation protection. Lightning protection of the antenna interface. Overvoltage protection and reverse connection protection of a power supply port. And an 8F super capacitor is arranged in the device, so that the integrity protection of signal data when the device is powered down is provided.

4. Powerful, management deployment is convenient: the FLASH memory of 512M DDR3,4G is built in, and the TF card interface can be expanded to 512G memory card. Supporting multiple WAN connection modes. And supporting VPN client and VPN server communication. A telnet management function (SYSLOG, SNMP, TELNET, SSHD, HTTPS) is supported. Local or remote online maintenance and upgrading are supported, and the configuration files are imported and exported. SNTP is supported, RTC is built in, and button cells supply power independently. Supporting a plurality of DDNS at home and abroad. And supporting VLAN, MAC address cloning and PPPoE server. The WIFI supports 802.11b/g/n/ac, and supports a plurality of working modes such as WIFI AP, AP Client repeater, relay bridge and the like. WIFI supports WEP, WPA, WPA2 and other encryption modes. Multiple online and offline triggering modes are supported. Supporting APN/VPDN. And supporting multiple DHCP servers and DHCP clients. Support USB3.0, compatible USB2.0. Supporting a multi-protocol conversion function.

5. The built-in communication protocol is rich: built-in protocol stack, support each mainstream standard protocol: the IEC60870-101 protocol is supported. The IEC60870-102 protocol is supported. The IEC60870-103 protocol is supported. The IEC60870-104 protocol is supported. The IEC61850 protocol is supported. The DLT645 2007 protocol is supported. And the Modbus-RTU, modbus-TCP/UDP protocol is supported. The protocol stacks TCP, UDP, IPv4, ICMP, ARP, HTTP, CHAP, PAP, DHCP, NTP, NFS, SMTP, telnet, FTP, TFTP, PPP are embedded. The OPC UA protocol is supported. The MQTT protocol is supported.

The gateway of the Internet of things based on various communication modes reserves the characteristics of the original gateway module of the Internet of things, supports multiple communication interfaces and takes multiple communication protocols as breakthrough points, and makes brand new modification and upgrade on the gateway of the Internet of things. The product develops the expansion of the external function interface on the M6Y2C core board, embeds the transplantation of the operating system, and completes the functions of the gateway of the Internet of things in various communication modes. An M6Y2C core board is embedded with a Cortex A7 MCU with 800MHz main frequency and dual cores and high performance.

Multi-communication interface description: the system supports 3G/4G/5G high-speed network, wiFi wireless communication, 10M/100M/1000M self-adaptive Ethernet communication, and has a multipath photoelectric isolation RS485 interface and a photoelectric isolation CAN bus interface, so that interconnection and intercommunication among devices with different interfaces are realized.

Multi-communication protocol description: support a variety of communication protocols: IEC60870-101 protocol, IEC60870-102 protocol, IEC60870-103 protocol, IEC60870-104 protocol, IEC61850 protocol, DLT645 2007 protocol, modbus-RTU, modbus-TCP/UDP protocol, OPC UA protocol, MQTT protocol and the like, and realize interconnection and intercommunication among devices of different protocols.

Other technical matters not described in detail in the present utility model are well known in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The gateway of the Internet of things in various communication modes is characterized by comprising an M6Y2C core board, a power supply unit, a communication unit and a communication protocol conversion unit; the M6Y2C core board is connected with an RS485 interface, an Ethernet interface, a CAN interface and a USB interface through an interface conversion unit so as to extend the interface, the power supply unit supplies power for the gateway of the Internet of things, the communication unit is connected with the M6Y2C core board so as to enable the gateway of the Internet of things to communicate with an upper computer, the communication protocol conversion unit is connected with the M6Y2C core board so as to facilitate protocol conversion, and the M6Y2C core board is used for signal and data processing.

2. The gateway of the internet of things of one of a plurality of communication modes according to claim 1, wherein the communication unit comprises a WIFI unit and a 3G/4G/5G unit.

3. The gateway of the internet of things of one of a plurality of communication modes as set forth in claim 1, wherein said M6Y2C core board is connected with a TF card interface.

4. The gateway of the internet of things of one of a plurality of communication modes according to claim 1, wherein the M6Y2C core board is connected with a data service forwarding unit.

5. The gateway of the internet of things of one of a plurality of communication modes according to claim 1, wherein the M6Y2C core board is connected with a history data storage unit.

6. The gateway of the internet of things of a plurality of communication modes according to claim 1, wherein the M6Y2C core board is embedded with a Cortex A7 high performance MCU with a main frequency of 800 MHz.

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