CN210469369U

CN210469369U - Electric power thing networking gateway

Info

Publication number: CN210469369U
Application number: CN201921590591.7U
Authority: CN
Inventors: 徐华
Original assignee: Nanjing Nanda Tianyu Intelligent Technology Co ltd
Current assignee: Suzhou Kunling Intelligent Technology Co.,Ltd.
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-05-05
Anticipated expiration: 2029-09-24

Abstract

An electric power internet of things gateway combines an optical modem, a router and a power line carrier communication module together to complete the interconversion of optical signals and power line signals, and successfully applies the power line carrier communication technology to a 380V/220V low-voltage network as a transmission mode of the terminal communication of the internet of things; the real-time monitoring and control signal transmission of electrical equipment such as intelligent household appliances are realized, and the electrical equipment is interconnected and intercommunicated on the Internet of things. The network layer adopts optical fiber communication, the application layer and the sensing layer adopt power line carrier communication as a main part, and other communication modes are auxiliary parts. By utilizing the utility model, the construction cost of the Internet of things, especially the ubiquitous power Internet of things, can be greatly reduced; meanwhile, the development of intelligent home, intelligent industry, intelligent agriculture and the like is promoted.

Description

Electric power thing networking gateway

Technical Field

The utility model relates to a power line carrier communication technique and optical fiber communication field, concretely relates to electric power thing networking gateway structure.

Background

The gateway is a connector of a sensing layer, an application layer and a network layer of the Internet of things. The utility model discloses electric power thing networking gateway is the combination of optical modem and power line carrier communication module, and the router of arranging again makes the terminal communication of the perception layer of thing networking and application layer adopt power line carrier communication to be main, other communication modes are for assisting, and the network layer adopts optical fiber communication. The combination form is beneficial to popularization and application of intelligent technologies such as intelligent home, intelligent industry and intelligent agriculture. The power line carrier communication is a technology for transmitting signals in a carrier mode by using the existing power line, and has the greatest characteristic that data transmission can be carried out as long as a power line is available without erecting a network again, so that the construction cost is reduced.

With the construction of the internet of things and the continuous development of the artificial intelligence technology, the demand of remote control is more and more, and the communication of signals becomes an important component of the artificial intelligence technology. The communication of the tail end of the signal is very important no matter in intelligent home, intelligent industry and intelligent agriculture. The method of directly transmitting signals by using power lines is an economical and practical method undoubtedly, and the safety and reliability of the method are higher than those of wireless communication.

The power line carrier communication module is a connector of a power line carrier signal of intelligent equipment, is combined with the optical modem and the router, and successfully applies the power line carrier communication technology to a 380V/220V low-voltage network to serve as a transmission mode of terminal communication of the Internet of things; the monitoring and control signals of the intelligent electrical equipment can be transmitted on the 380V/220V power line in real time. Utilize the utility model discloses, through optical fiber connection internet, realize people and thing, thing and thing interconnection.

Disclosure of Invention

In order to achieve the purpose, the power internet of things gateway is characterized by comprising an optical modem (1), a router (2), a power line carrier communication module (3) and a shell (4); the communication interface (1-2) of the optical modem (1) is connected with the communication interface (2-1) of the router (2) by a conductor, and the communication interface (2-3) of the router (2) is connected with the communication interface (3-1) of the power line carrier communication module (3) by a conductor; the weak current output interface (3-2) of the power line carrier communication module (3) is respectively connected with the weak current input interface (1-3) of the optical modem (1) and the weak current input interface (2-4) of the router (2) by conductors; the optical modem (1), the router (2) and the power line carrier communication module (3) are arranged in the shell (4).

The optical modem (1) has a function of converting a weak current signal and an optical signal to each other; the optical fiber interface (1-1) is connected with an optical fiber and is an interface for sending and receiving optical signals; the communication interface (1-2) is an interface for transmitting and receiving weak current signals; the weak current input interface (1-3) inputs the current required by the work of the optical modem (1).

The router (2) is used for judging a network address and selecting an IP path, has the functions of selecting an information transmission route and connecting different networks, and realizes conversion and mutual communication of different network protocols; the communication interface (2-1) and the communication interface (2-3) are interfaces for transmitting and receiving weak current signals; the external communication interface (2-2) is mainly used for connecting non-power line carrier terminal communication equipment and can be provided with a plurality of sockets; the weak current input interface (2-4) inputs the current required by the operation for the router (2).

The power line carrier communication module (3) has the capability of transmitting and receiving various power line carrier signals in 380V/220V alternating current power lines; the function of converting the signal in the weak electric conductor and the signal in the strong electric conductor to each other; the communication interface (3-1) is an interface for transmitting and receiving weak current signals; a weak current power supply is arranged in the power line carrier communication module (3), and a weak current output interface (3-2) outputs current required by work for the optical modem (1) and the router (2); the power line interface (3-3) is connected with a three-phase or single-phase 380V/220V power line. The power line carrier communication module (3) converts strong electric signals on a power line into weak electric signals and transmits the weak electric signals to the router (2), or converts the weak electric signals of the router (2) into strong electric signals and transmits the strong electric signals to the power line.

The shell (4) is a closed shell and is provided with an external channel of an optical fiber interface (1-1), an external communication interface (2-2) and a power line interface (3-3).

The utility model discloses utilize power line and optical communication to combine together, solved the internet to the terminal communication difficulty of the "last kilometer" of equipment end, successfully with power line carrier communication technology application on 380V 220V low-voltage electric network, as the transmission mode of terminal communication, realize realizing the transmission to intelligent household electrical appliances's real-time supervision and control signal, realize everything interconnection.

Drawings

Fig. 1 is a structural diagram of the present invention.

Fig. 2 is an illustration of the use of the present invention.

Detailed Description

The following description will be made of specific embodiments of the present invention with reference to the drawings for use of the present invention; it is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other use cases obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

The optical modem and the router of the embodiment are purchased from the market directly, the movement is taken out, and the power line carrier communication module is manufactured according to the invention content of the invention patent 'an intelligent household Internet of things bridge based on power line carrier (patent application number 201810153210.2)'. The shell is made by gluing a plastic plate. And then, connecting the optical modem, the router and the power line carrier communication module according to the diagram shown in fig. 1, and placing the optical modem, the router and the power line carrier communication module in a shell to manufacture the power internet of things gateway.

The using method comprises the following steps:

the household appliances in the embodiments are air conditioners. Two air conditioners, two electric lamps and two electric power Internet of things gateways are prepared. They are installed according to the illustration of fig. 2. The weak current power output port of the power line carrier communication module is connected with the power output ports of the router and the optical modem, and the power supply of the router and the optical modem is not used. Each electric power internet of things gateway carries an air conditioner and an electric lamp, simulates a home user A and a home user B, and is simultaneously installed on a 220V circuit. A strong and weak current conversion module is additionally arranged in front of each air conditioner controller, and a carrier switch (containing the strong and weak current conversion module) is additionally arranged in front of each electric lamp. State signals of the air conditioner and the electric lamp are transmitted on a power line after being converted by the strong and weak current conversion module, enter the power internet of things gateway from the power line interface (3-3), are converted into weak current signals by the power line carrier communication module in the power internet of things gateway, are accessed into the router through the communication interface (3-1) and the communication interface (2-3), and the router performs protocol conversion and path distribution; the signal enters the optical modem through the communication interface (2-1) and the communication interface (1-2), the optical modem converts the signal into an optical signal form, and then the optical signal enters the optical fiber transmission network from the optical fiber interface (1-1).

The method comprises the steps that a mobile phone opens an intelligent home page, and logs in an account of a home user A, so that a power Internet of things gateway of the home user A to be monitored and home appliances carried by the gateway can be found; the mobile phone signal reads the intelligent home state information through the network; meanwhile, the control signal can be sent to switch on and off the lamp and the air conditioner, and the mode, the temperature and the wind speed of the air conditioner are set. The account of the home user B is logged in, and the same operation can be performed on the home appliance accessed by the home user B. The control of the family users A and B is independent and not influenced mutually.

Claims

1. The gateway of the power internet of things is characterized by comprising an optical modem (1), a router (2), a power line carrier communication module (3) and a shell (4); the communication interface (1-2) of the optical modem (1) is connected with the communication interface (2-1) of the router (2) by a conductor, and the communication interface (2-3) of the router (2) is connected with the communication interface (3-1) of the power line carrier communication module (3) by a conductor; the weak current input interface (1-3) of the optical modem (1) and the weak current input interface (2-4) of the router (2) are respectively connected with the weak current output interface (3-2) of the power line carrier communication module (3) by conductors; the optical modem (1), the router (2) and the power line carrier communication module (3) are arranged in the shell (4).

2. An electric power internet of things gateway as claimed in claim 1, wherein the optical modem (1) has a function of converting weak electric signals and optical signals into each other; the optical fiber interface (1-1) is connected with an optical fiber and is an interface for receiving and transmitting optical signals; the communication interface (1-2) is an interface for receiving and transmitting weak current signals; the weak current input interface (1-3) inputs the current required by the work of the optical modem (1).

3. The gateway of the internet of things for electric power according to claim 1, wherein the router (2) is used for judging a network address and selecting an IP path, has functions of selecting an information transmission route and connecting different networks, and realizes conversion of different network protocols and mutual communication; the communication interface (2-1) and the communication interface (2-3) are interfaces for receiving and transmitting weak current signals; the external communication interface (2-2) is used for connecting other terminal communication equipment; the weak current input interface (2-4) inputs the current required by the operation for the router (2).

4. A power internet of things gateway as claimed in claim 1, wherein the power line carrier communication module (3) has the capability of receiving and transmitting a plurality of power line carrier signals in a 380V/220V ac power grid; the function of converting the signal in the weak electric conductor and the signal in the strong electric conductor to each other; the communication interface (3-1) is an interface for receiving and transmitting weak current signals; the weak current output interface (3-2) outputs the current required by the work for the optical modem (1) and the router (2); the power line interface (3-3) is connected with a three-phase or single-phase 380V/220V power line.

5. The gateway of the internet of things of electric power of claim 1, wherein the housing (4) is a closed shell and has an external channel with an optical fiber interface (1-1), an external communication interface (2-2) and a power line interface (3-3).