CN217607827U - Intelligent gateway device for power distribution room - Google Patents
Intelligent gateway device for power distribution room Download PDFInfo
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- CN217607827U CN217607827U CN202220718413.3U CN202220718413U CN217607827U CN 217607827 U CN217607827 U CN 217607827U CN 202220718413 U CN202220718413 U CN 202220718413U CN 217607827 U CN217607827 U CN 217607827U
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Abstract
The utility model discloses an intelligent gateway device for joining in marriage electrical room, RS485 RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit connect respectively the core control unit, RS485 RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit still are connected with interface unit respectively. The utility model carries out data interaction with the equipment in the power distribution room through the RS485/RS232 communication unit and the CAN communication unit; communicating with an LORA device and an LORA relay in a station house through an LORA communication unit; data reception is carried out on the sensor in the power distribution room through the 4-20mA analog acquisition unit; through the 4G communication unit, one part is accessed to a public network, and the other part is accessed to a private network; acquiring video data through a hundred million network interface; the data are transmitted to the master station through the gigabit network port in a centralized manner and are communicated with the master station system; human-computer interaction is completed through the display key unit, and operation and maintenance of field personnel are facilitated.
Description
Technical Field
The utility model relates to a join in marriage electrical room technical field, concretely relates to intelligent gateway device for joining in marriage electrical room.
Background
Due to the great development of power over the years, a great number of advanced technologies are applied to power equipment, more and more equipment is arranged in a power distribution room, and the situation is that the interface types of the equipment are more and more. The wireless data transmission system not only has various interfaces of the traditional wired data transmission, but also relates to the transmission of a plurality of wireless data, and the transmission of the wireless data is all a private protocol, and the interoperability of the equipment is extremely poor due to various types of interfaces and various private protocols, thereby bringing great inconvenience to the use.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that exists among the background art, the utility model provides an intelligent gateway device for joining in marriage electrical room.
The utility model provides an intelligent gateway device for join in marriage electrical room, includes core control unit, communication unit and interface unit, communication unit includes RS485 RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit, and RS485 RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit connect respectively core control unit, RS485 RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit still are connected with interface unit respectively.
Based on the above, the device comprises a key unit, a display unit and an indicator light, wherein the key unit, the display unit and the indicator light are respectively connected with the core control unit.
Based on the above, the RS485/RS232 communication unit comprises an RS485 communication unit and an RS232 communication unit, the RS485 communication unit comprises an RS485 interface, an RS485 isolation driving circuit and a serial port conversion driving circuit, and the RS485 interface is connected with the core control unit through the RS485 isolation driving circuit and the serial port conversion driving circuit in sequence; the RS232 communication unit comprises a serial port interface and an RS232 isolation driving circuit, and the serial port interface is connected with the core control unit through the RS232 isolation driving circuit.
Based on the above, the CAN communication unit comprises a CAN interface and a CAN isolation driving circuit, and the CAN interface is connected with the core control unit through the CAN isolation driving circuit.
Based on the above, the analog acquisition unit comprises an analog input interface, an analog acquisition circuit and an SPI port isolation circuit, and the analog input interface is connected with the core control unit sequentially through the analog acquisition circuit and the SPI port isolation circuit.
Based on the above, the network communication unit includes an RGMII port driver circuit, an MII port driver circuit, and a USB port driver circuit, where the RGMII port driver circuit, the MII port driver circuit, and the USB port driver circuit are respectively connected to the core control unit and the port interface.
Based on the above, the LORA communication unit includes a 470M communication networking circuit, a 2.4G communication node circuit and a serial port driving circuit, and the 470M communication networking circuit and the 2.4G communication node circuit are connected to the core control unit through the serial port driving circuit respectively.
Based on the above, the 4G communication unit includes a public network 4G driving circuit, a private network 4G driving circuit and a 4G antenna, and the public network 4G driving circuit and the private network 4G driving circuit are respectively connected to the core control unit and are respectively connected to one 4G antenna.
The utility model has the advantages of as follows: the utility model carries out data interaction with the equipment in the power distribution room through the RS485/RS232 communication unit and the CAN communication unit; communicating with an LORA device and an LORA relay in a station house through an LORA communication unit; data receiving is carried out on the sensor in the power distribution room through a 4-20mA analog acquisition unit; through the 4G communication unit, one part is accessed to a public network, and the other part is accessed to a private network; acquiring video data through a hundred million network interface; the data are transmitted to the master station through the gigabit network port in a centralized manner and are communicated with the master station system; human-computer interaction is completed through the display key unit, and operation and maintenance of field personnel are facilitated.
Drawings
Fig. 1 is a block diagram showing the structure of the present invention.
Fig. 2 is a block diagram of the RS485/RS232 communication unit of the present invention.
Fig. 3 is a block diagram schematically illustrating the structure of the CAN communication unit of the present invention.
Fig. 4 is a block diagram schematically illustrating the structure of the analog acquisition unit of the present invention.
Fig. 5 is a block diagram schematically illustrating the structure of the network communication unit according to the present invention.
Fig. 6 is a block diagram schematically illustrating the structure of the LORA communication unit of the present invention.
Fig. 7 is a block diagram schematically illustrating the structure of the 4G communication unit according to the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely below with reference to specific embodiments, but those skilled in the art should understand that the embodiments described below are only used for illustrating the present invention and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention. It should be understood that the following examples are given for illustrative purposes only and are not intended to limit the scope of the present invention. Various modifications and substitutions may be made by those skilled in the art without departing from the spirit and scope of the invention, and all such modifications and substitutions are intended to be included within the scope of the claims.
As shown in figure 1, an intelligent gateway device for power distribution room, including core control unit, communication unit and interface unit, communication unit includes RS485/RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit, RS485/RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit connect respectively core control unit, RS485/RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit still are connected with interface unit respectively.
In reality, this an intelligent gateway device for joining in marriage electrical room still includes key unit, display element and pilot lamp, key unit display element with the pilot lamp is connected respectively the core control unit. The method is used for man-machine interaction. The core control unit mainly comprises a controller used for coordination and control of all other units. In this embodiment, the core control unit is a global processor a40 i. The display unit is an LCD display screen TM070RDH13-40, and a nano-core micro I2C expansion IO chip NCA9555 is adopted, and the main functions are to realize human-computer interaction and expansion of indicator lamps.
The intelligent gateway device for the power distribution room is in communication connection with equipment in the power distribution room through 4 RS485 communication units, 2 RS232 communication units and 2 CAN communication units, 7 4-20mA analog acquisition units are connected with a sensor in the power distribution room, 2.4G LORA modules acquire wireless data of the equipment in the power distribution room, and relay data acquired by 470M LORA modules and 2 network video data are gathered together and transmitted to a master station system through 1 gigabit network port; according to different security levels, one part is transmitted to the private network through 4G, and the other part is transmitted to the public network through 4G; meanwhile, the master station system can control the equipment in the power distribution room through the intelligent gateway device of the power distribution room.
Specifically, the RS485/RS232 communication unit comprises an RS485 communication unit and an RS232 communication unit, the RS485 communication unit comprises an RS485 interface, an RS485 isolation driving circuit and a serial port conversion driving circuit, and the RS485 interface is connected with the core control unit through the RS485 isolation driving circuit and the serial port conversion driving circuit in sequence; the RS232 communication unit comprises a serial port interface and an RS232 isolation driving circuit, and the serial port interface is connected with the core control unit through the RS232 isolation driving circuit. The RS485/RS232 communication unit in the embodiment specifically comprises 2 paths of RS232 and 4 paths of RS485, and data interaction is carried out between the RS485 or the RS232 and equipment in a power distribution room. The RS485 isolation driving circuit comprises a nano-core micro RS485 isolation chip NSi83085 and a digital isolation chip NSi8121N1, and the RS232 isolation driving circuit comprises a Schreips RS232 chip TPT3232E-SO3R. As shown in fig. 2, two RS232 are directly connected to the connector of the core control unit, and implemented by the serial port of the core control unit itself; the four paths of RS485 are realized by converting an SPI interface of the core control unit into a 4-path serial port chip; the two RS232 paths and the four RS485 paths have the main function of carrying out data interaction with equipment with RS485 or RS232 in the power distribution room.
The CAN communication unit comprises a CAN interface and a CAN isolation driving circuit, and the CAN interface is connected with the core control unit through the CAN isolation driving circuit. In this embodiment, the CAN communication unit includes 2 ways of CAN, carries out data interaction through CAN and the equipment in joining in marriage electrical room. The CAN isolation driving circuit is a nano-core micro CAN interface chip NSi-DSWR and mainly has the function of realizing CAN bus communication. As shown in fig. 3, two paths of the CAN are directly connected to the connector of the core control unit and implemented by the CAN of the core control unit itself; the two paths of CAN are mainly used for data interaction with equipment with CAN in the substation.
The simulation acquisition unit comprises a simulation input interface, a simulation acquisition circuit and an SPI port isolation circuit, and the simulation input interface is connected with the core control unit sequentially through the simulation acquisition circuit and the SPI port isolation circuit. In this embodiment, the analog acquisition unit includes 7 4-20mA analog acquisition units, and acquires data of the sensor in the power distribution room through the 4-20mA analog acquisition circuit. The analog acquisition circuit and the SPI port isolation circuit mainly comprise an AD chip CL2456, and the main function is to realize 4-20mA analog current signal sampling. As shown in fig. 4, the 7-path 4-20mA analog sampling interface is implemented by connecting the SPI interface of the core control unit to the AD acquisition chip of the SPI interface; the main function is to gather some analog sensor data in the room of joining in marriage, for example humiture etc..
The network communication unit comprises an RGMII network port driving circuit, an MII network port driving circuit and a USB network port converting driving circuit, wherein the RGMII network port driving circuit, the MII network port driving circuit and the USB network port converting driving circuit are respectively connected with the core control unit and the network port interface. In this embodiment, the network communication unit includes 1 path of gigabit network port and 3 paths of hundred mega network ports, where data of the gigabit network port is transmitted to the master station system and is communicated with the master station system, two paths of hundred mega network ports perform data interaction with the network camera, and the remaining 1 path is standby. The RGMII network port driving circuit, the MII network port driving circuit and the USB network port conversion driving circuit select DP83867IRRGZ and DP83822IF of TI and LAN9514I-JZX of Microchip, and mainly have the functions of realizing 1-path kilomega network port communication and 3-path kilomega network port communication. As shown in fig. 5, the 4-way network communication unit is connected to the core control unit through RGMII interfaces by 1 RGMII network PHY to implement a gigabit network function, the 1 MII network PHY is connected to the core control unit through an MII interface, and the other two ways are connected to the USB interface of the core control unit through a USB to PHY chip; the main function is that two hundred million network ports are connected with a network camera to collect video data; the function of the gigabit network port is to transmit data to the master station system, and the other path is standby.
The LORA communication unit comprises a 470M communication networking circuit, a 2.4G communication node circuit and a serial port driving circuit, wherein the 470M communication networking circuit and the 2.4G communication node circuit are respectively connected with the core control unit through the serial port driving circuit. In this embodiment, the LORA communication unit includes 2 LORAs, wherein 1 LORA receives wireless data of 2.4G receiving devices, and 1 LORA receives relayed data of 470M. The serial port driving circuit selects a digital chip UM3308UK of Shanghai Union, a 470M communication networking circuit adopts a 470M LORA module IRWML203G047 of Nanjing Yinqi, a 2.4G communication node circuit adopts a 2.4G LORA module IRWML301G24, and the main functions of the serial port driving circuit are to realize node communication and relay communication of LORA. As shown in fig. 6, the LORA communication unit is directly connected to the core control unit through a serial port by a 1-way 2.4G micropower LORA module and a 1-way 470M wireless networking LORA module, the 2.4G micropower LORA module has a function of collecting data of a device, and the 470M wireless networking LORA module obtains relayed data.
The 4G communication unit comprises a public network 4G driving circuit, a private network 4G driving circuit and a 4G antenna, wherein the public network 4G driving circuit and the private network 4G driving circuit are respectively connected with the core control unit and are respectively connected with the 4G antenna. In this embodiment, the 4G communication unit includes 2-path 4G communication, one 4G of which is connected to a public network, and the other 4G is connected to a private network. The public network 4G driving circuit and the private network 4G driving circuit select a 4G module EC20CEHB-128-GWC which is moved far from Shanghai, and the main function is 4G public network and private network communication. As shown in fig. 7, the 4G communication unit is directly connected to the core control unit through a serial port and a USB-HUB by the 1-way public network 4G module and the 1-way private network 4G module, and the main function is that the intelligent gateway device of the power distribution room classifies the security level of data, and one part is transmitted to the public network and the other part is transmitted as the private network.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. An intelligent gateway device for a power distribution room, characterized in that: including core control unit, communication unit and interface unit, communication unit includes RS485/RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit, and RS485/RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit connect respectively core control unit, RS485/RS232 communication unit, CAN communication unit, simulation acquisition unit, network communication unit, LORA communication unit and 4G communication unit still are connected with interface unit respectively.
2. The intelligent gateway device for the power distribution room according to claim 1, wherein: the key unit, the display unit and the indicator light are respectively connected with the core control unit.
3. The intelligent gateway device for the power distribution room according to claim 1, wherein: the RS485/RS232 communication unit comprises an RS485 communication unit and an RS232 communication unit, the RS485 communication unit comprises an RS485 interface, an RS485 isolation driving circuit and a serial port conversion driving circuit, and the RS485 interface is connected with the core control unit through the RS485 isolation driving circuit and the serial port conversion driving circuit in sequence; the RS232 communication unit comprises a serial port interface and an RS232 isolation driving circuit, and the serial port interface is connected with the core control unit through the RS232 isolation driving circuit.
4. The intelligent gateway device for the power distribution room according to claim 1, wherein: the CAN communication unit comprises a CAN interface and a CAN isolation driving circuit, and the CAN interface is connected with the core control unit through the CAN isolation driving circuit.
5. The intelligent gateway device for the power distribution room according to claim 1, wherein: the simulation acquisition unit comprises a simulation input interface, a simulation acquisition circuit and an SPI port isolation circuit, and the simulation input interface is connected with the core control unit sequentially through the simulation acquisition circuit and the SPI port isolation circuit.
6. The intelligent gateway device for the power distribution room according to claim 1, wherein: the network communication unit comprises an RGMII network port driving circuit, an MII network port driving circuit and a USB network port conversion driving circuit, wherein the RGMII network port driving circuit, the MII network port driving circuit and the USB network port conversion driving circuit are respectively connected with the core control unit and the network port interface.
7. The intelligent gateway device for the power distribution room according to claim 1, wherein: the LORA communication unit comprises a 470M communication networking circuit, a 2.4G communication node circuit and a serial port driving circuit, wherein the 470M communication networking circuit and the 2.4G communication node circuit are respectively connected with the core control unit through the serial port driving circuit.
8. The intelligent gateway device for the power distribution room according to claim 1, wherein: the 4G communication unit comprises a public network 4G driving circuit, a private network 4G driving circuit and a 4G antenna, wherein the public network 4G driving circuit and the private network 4G driving circuit are respectively connected with the core control unit and are respectively connected with the 4G antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718413.3U CN217607827U (en) | 2022-03-30 | 2022-03-30 | Intelligent gateway device for power distribution room |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220718413.3U CN217607827U (en) | 2022-03-30 | 2022-03-30 | Intelligent gateway device for power distribution room |
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| Publication Number | Publication Date |
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| CN217607827U true CN217607827U (en) | 2022-10-18 |
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| CN202220718413.3U Active CN217607827U (en) | 2022-03-30 | 2022-03-30 | Intelligent gateway device for power distribution room |
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| CN (1) | CN217607827U (en) |
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- 2022-03-30 CN CN202220718413.3U patent/CN217607827U/en active Active
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