CN217443862U - Edge Internet of things agent equipment - Google Patents
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- CN217443862U CN217443862U CN202123382733.0U CN202123382733U CN217443862U CN 217443862 U CN217443862 U CN 217443862U CN 202123382733 U CN202123382733 U CN 202123382733U CN 217443862 U CN217443862 U CN 217443862U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol
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Abstract
The utility model discloses an edge thing allies oneself with agent's equipment, include: the edge computing system comprises an edge computing core board for data processing, a serial bus hub module, an uplink communication module for communicating with a connected master station, a downlink communication module for communicating with terminals connected with the edge computing core board, an acquisition board, an RJ45 communication module and an RS485 communication module, and a power supply for supplying power to edge Internet of things proxy equipment; the uplink communication module, the downlink communication module and the RS485 communication module are respectively and electrically connected with the edge calculation core board through universal serial bus interfaces, the alternate acquisition board is electrically connected with the serial bus hub module through serial peripheral interfaces, the RJ45 communication module is electrically connected with the edge calculation core board through a simplified media independent interface, and the power supply is electrically connected with the edge calculation core board through an input/output interface. The equipment meets the communication requirements of different terminals, reduces cables, realizes the wireless and miniaturization of the edge Internet of things proxy equipment interface, and is safe to install and use.
Description
Technical Field
The utility model relates to an electric power communication technology field especially relates to an edge thing allies oneself with agent's equipment.
Background
The power distribution network is arranged at the tail end of the whole power network, has the characteristics of wide distribution, complex power supply and utilization environment, high operation and maintenance difficulty and the like, and lacks intelligent and efficient operation monitoring and operation and maintenance management means for a long time. With the continuous improvement of lean management requirements of the power distribution network, the low-voltage power distribution network is promoted to develop towards intellectualization, and becomes one of important strategies for building a first-class modern power distribution network in a new era. The intelligent distribution transformer terminal based power distribution internet of things is developed and used, a top layer framework of 'cloud, pipe, edge and end' is optimized, the regional energy management capacity is improved, and the distributed energy access and diversified load management and control requirements are met. The flexible and rapid deployment of the power distribution network service is realized in a low-cost software APP mode. By means of cloud-side cooperative management and on-site decision-making mechanisms, the boosting low-voltage distribution network is changed from a passive management mode to an active management mode.
The prior art of the transformer area/power distribution integration terminal adopts a wired scheme, and the volume is large; the scale points and the multiple surfaces of the power distribution transformer area are large in amount, the existing transformer area terminal is insufficient in acquisition and monitoring coverage and lacks of unified planning design and standard, unified internet of things management cannot be realized, and the problems that the utilization rate of software and hardware resources of a platform is low and the demand response change is insufficient are caused; the collected data of the distribution room are not smooth across specialties, are highlighted by professional barriers, and have a large difference with the target of one-time collection or recording and sharing. Most power distribution terminals only have a small number of voltage, current and switching value acquisition ports, and do not have output ports, so that the expandability is not strong; the operation condition of the key point of the equipment cannot be sensed, and inconvenience is brought to distribution network scheduling, fault treatment, hidden danger troubleshooting and user service promotion, such as temperature, grounding resistance, power factor, branch power distribution and the like of each connection point of the distribution transformer equipment. In addition, the current power distribution terminal has a single communication mode, and in order to effectively collect and transmit various equipment operation and environmental data, a plurality of reliable and stable data transmission interfaces need to be expanded at the power distribution and transformation terminal.
In summary, the distribution transformer monitoring terminal TTU for the internet of things in the prior art adopts the wired connection mode, so that the number of the measuring cables is too large, and the TTU is installed and used in a complex distribution area, so that the problems of large equipment size, more cables and inconvenience in use exist.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an agent's equipment is allied oneself with to solve prior art and be used for the distribution transformer monitoring terminal of thing antithetical couplet owing to adopt the wired connection mode, measure the cable too much, at the installation of complicated distribution platform district, there is the great problem of safe risk.
The embodiment of the utility model discloses following technical scheme:
an edge internet of things proxy device comprising: the edge computing system comprises an edge computing core board for data processing, a serial bus hub module, an uplink communication module for wireless communication with a connected master station, a downlink communication module for wireless communication with terminals respectively connected with the edge computing core board, an acquisition board for storing electric meter data records, an RJ45 communication module, an RS485 communication module and a power supply for supplying power to edge Internet of things proxy equipment; the serial bus hub module is electrically connected with the edge computing core board, the uplink communication module, the downlink communication module and the RS485 communication module are respectively electrically connected with the serial bus hub module through universal serial bus interfaces, the intersection board is electrically connected with the edge computing core board through a serial peripheral interface, the RJ45 communication module is electrically connected with the edge computing core board through a simplified media independent interface, and the power supply is electrically connected with the edge computing core board through an input/output interface;
the serial bus hub module includes: the FPGA chip is integrated and used for converting data formats among different interfaces.
Further, the serial bus hub module further includes: and the FPGA chip is electrically connected with the safety encryption chip.
Further, the edge internet of things proxy device further includes: and the remote meter reading module is used for communicating with the connected intelligent electric energy meter, is electrically connected with the edge computing core board through a universal serial bus interface and stores original data for meter reading.
Further, the edge internet of things proxy device further includes: and the remote control module is used for acquiring and transmitting the data of the electric quantity and the load flow of the connected terminal and is electrically connected with the edge computing core board through a universal serial bus interface.
Further, the edge internet of things proxy device further includes: and the remote signaling module is used for acquiring and transmitting the protection and switching value data of the connected terminal and is electrically connected with the edge computing core board through a universal serial bus interface.
Further, the edge internet of things proxy device further includes: and the real-time clock module is used for timing and is electrically connected with the edge computing core board through an integrated circuit bus.
Further, the edge internet of things proxy device further includes: and the key is used for inputting information by a user and is electrically connected with the edge computing core board through an input/output interface.
Further, the edge internet of things proxy device further includes: and the display module is used for displaying information and is electrically connected with the edge computing core board through a serial peripheral interface.
Further: the downlink communication module is provided with a Bluetooth communication interface, a UART communication interface and/or a switching value input interface which are connected with the terminal.
The utility model discloses edge thing allies oneself with equipment of agency has a plurality of different interfaces, can choose to join in marriage various functional module combinations to satisfy the communication demand at different terminals, support multichannel data acquisition or multiple control stack simultaneously, reduce the cable, realize edge thing and ally oneself with wireless, the miniaturization of equipment interface of agency, easily field installation.
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In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a block diagram of an edge internet of things agent device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
The embodiment of the utility model discloses edge thing allies oneself with agent's equipment. As shown in fig. 1, the edge internet of things proxy apparatus includes: the device comprises an edge computing core board 1, a serial bus HUB module USB-HUB, an uplink communication module 2, a downlink communication module 3, an alternate acquisition board 4 for storing electric meter data records, an RJ45 communication module 5, an RS485 communication module 6 and a power supply 7. The RJ45 communication module 5 is used to implement the same communication function as the uplink communication module 2, and is implemented by a wired method. The RS485 communication module 6 is used for realizing the same communication function as the downlink communication module 3, and is realized in a wired mode to collect data of the connected electric meters.
Specifically, the serial bus HUB module USB-HUB is electrically connected to the edge computing core board 1. The interface of the edge computing core board 1 can be reduced by arranging the serial bus HUB module USB-HUB, the data is subjected to interface or format conversion, the processing capacity of the edge computing core board 1 is reduced, and related functions can be realized by a built-in FPGA chip.
The uplink communication module 2, the downlink communication module 3 and the RS485 communication module 6 are electrically connected with the serial bus HUB module USB-HUB through a universal serial bus interface USB respectively. The intersection and mining board 4 is electrically connected with the edge calculation core board 1 through a serial peripheral interface SPI. The RJ45 communication module 5 is electrically connected to the edge computing core board 1 through a simplified media independent interface RMII. The power supply 7 is electrically connected to the edge computing core board 1 via an input/output interface I/O.
The edge computing core board 1 adopts an MCU processor with a cotex-A7 architecture, the processor is a single-core 4-core, the working dominant frequency of the processor reaches 1.2GHz, and a Mali400MP2 GPU is embedded to improve the floating point operation and parallel computing capability of the product; the peripheral bus frequency is 800MHz, thereby having abundant interfaces and being connected with various functional modules, flexibly configuring various functional modules, having the functions of plug and play, automatic identification, exception handling and the like of the functional modules, being convenient for realizing the comprehensive state perception of the fully wireless and easily deployed platform area, being used for realizing the protocol conversion and control functions of various edge Internet of things calculation control in the current market and being capable of processing the data of related wireless protocols. Such as operations comprising at least one of: the method comprises the steps of transmitting data to an uplink communication module 2 adopting an HPLC or DL \ T698 communication protocol, processing remote signaling module adopting a DL \ T645 protocol, processing data of a remote control module adopting a DL \ T645 protocol, and the like, or is used for realizing protocol conversion of ammeter data collected by a downlink communication module 3 adopting a DL \ T645 protocol into data which can be identified by the uplink communication module 2 adopting a DL \ T698 communication protocol. The edge computing core board 1 may process data of the connected module or modules, thereby facilitating a flexible adaptation.
Specifically, the edge calculation core board 1 may be further configured to process the received data to determine whether a terminal or a module corresponding to the corresponding data operates in a normal data range.
Specifically, the serial bus HUB module USB-HUB includes: the FPGA chip is used for interface data interconversion or multi-protocol conversion, such as converting data of a USB port into data of an interface suitable for each module, or reversely converting data of the interface.
The FPGA chip integrates a southbound interface unit and a northbound interface unit. The southbound interface unit is electrically connected with the downlink communication module 3 and is responsible for service data access of the downlink communication module 3, and the downlink communication module 3 can be a micropower wireless communication module supporting a DL/T645 protocol.
The northbound interface unit is electrically connected with the uplink communication module 2, and is responsible for uploading uplink services, and specifically one of the northbound interface unit is used for transmitting data to the master station, for example, the data is transmitted by adopting a modbus protocol or a DL/T698 protocol.
For the serial bus HUB module USB-HUB, a preferred embodiment of the present invention further comprises the following structure:
the serial bus HUB module USB-HUB further comprises: and (4) a secure encryption chip. The FPGA chip is electrically connected with the security encryption chip. In this case, the southbound interface unit is also used to set the received data to yes/no encryption according to the security requirements. The safety encryption chip is used for carrying out safety encryption on data. For example, the secure encryption chip may use the existing encryption algorithms such as des (dataencryption standard), 3des (tripledes), RC2, and RC 4. Generally, according to the result set by the southbound interface unit as encryption, the secure encryption chip encrypts data that needs to be sent to the outside after the edge computing core board 1 processes the data received by the southbound interface unit. It should be understood that if the security encryption is performed, the data uploaded to the interface unit is the data encrypted by the security encryption chip. Compared with the technical scheme without the security encryption chip, the transmission security can be further improved by arranging the security encryption chip.
In addition, when the method is used specifically, the method can also be a scheme of presetting full encryption or canceling the encryption completely. Therefore, the process that the southbound interface unit judges whether encryption is needed is omitted, and the processing efficiency is improved.
Specifically, the uplink communication module 2 is configured to communicate with a connected master station, so that the master station may receive data and the like sent by the edge computing core board 1, and the edge computing core board 1 may also receive various instructions and the like transmitted by the master station. The upstream communication module 2 may be an existing wireless or wired transmission device, such as a wifi module, a 4G/5G module, and so on.
Specifically, the downlink communication module 3 is used for communicating with connected terminals and collecting data of the terminals. The edge computing core board 1 is configured to receive data of a terminal sent by the downlink communication module 3 and determine whether the connected terminal operates normally according to the data of the terminal. For example, the terminal can be an intelligent electric energy meter, so that a carrier meter reading function is realized. The terminal may also be a sensor, for example. Preferably, the downlink communication module 3 has a bluetooth communication interface, a UART communication interface, and a switching value input interface connected to the terminal. For example, the bluetooth communication interface may collect data of the local terminal. For example, the switching value input interface can collect one or more data of a transformer gear, a breaker position state, a cabinet door opening and closing state, a water level, smoke sensation and the like. One of an HPLC communication protocol, an RF communication protocol, an HPLC + RF dual-mode communication protocol, and an HPLC + G3_ PLC + RF three-mode communication protocol is integrated in the downlink communication module 3, for example, only the HPLC communication protocol is adopted, or the DL/T645 protocol is adopted, so that the ad hoc network supporting the above communication modes can be realized by loading corresponding APPs. For example, the downstream communication module 3 may adopt a communication chip in the prior art, such as a HI3911 or an SWMW470S micro-power communication module.
Specifically, the acquisition board 4 is used for communicating with the connected terminals so as to acquire and transmit the communication data of the connected terminals. The edge calculation core board 1 is used for receiving the alternating current data sent by the alternating current board 4 and judging whether each terminal normally operates or not according to the alternating current data. The data may be data related to an electricity meter and the terminal may be an electricity meter. The judgment is a conventional judgment in the prior art, generally, the alternating current data of different terminals have a normal range, and if the collected alternating current data are not in the range, a fault is indicated, such as a short-circuit fault and an open-circuit fault.
In particular, the RJ45 communication module 5 is used to communicate with connected terminals, and terminals with corresponding communication interfaces may be connected to collect data of these terminals. The edge computing core board 1 is used for receiving the data of the terminal sent by the RJ45 communication module 5 and judging whether the connected terminal operates normally according to the data of the terminal. Generally, the data of different terminals have a normal range, and if the collected data is not in the range, a fault is indicated. For example, when the interface of the smart meter is an RJ45 interface, the meter reading function can be implemented through the RJ45 communication module 5.
Specifically, the RS485 communication module 6 is used for communicating with connected terminals, and can be connected to terminals having corresponding communication interfaces to collect data of the terminals. The edge computing core board 1 is used for receiving the data of the terminal sent by the RS485 communication module 6 and judging whether the connected terminal normally operates or not according to the data of the terminal. The judgment is a conventional judgment in the prior art, generally, data of different terminals have a normal range, and if the acquired data are not in the range, a fault is indicated. For example, when the interface of the smart meter is an RS485 interface, the meter reading function can be realized through the RS485 communication module 6.
Specifically, the power supply 7 is used for supplying power to the edge internet of things proxy equipment. The power supply 7 may be a dc power supply or an ac power supply.
Preferably, the edge internet of things proxy device further includes: and a remote meter reading module 8. For example, the remote meter reading module 8 can adopt ES1668-NC product of Eastsoft. The remote meter reading module 8 is electrically connected with the edge computing core board 1 through a universal serial bus interface USB. The remote meter reading module 8 is used for communicating with the connected intelligent electric energy meter, collecting and transmitting data of the connected intelligent electric energy meter, and realizing a remote meter reading function. The edge calculation core board 1 is used for receiving the data of the intelligent electric energy meter sent by the remote meter reading module 8 and judging whether the intelligent electric energy meter normally operates or not according to the data of the intelligent electric energy meter. The judgment is a conventional judgment in the prior art, generally, data of the intelligent electric energy meter has a normal range, and if the acquired data is not in the range, a fault is indicated. For example, leakage current can be collected through a zero sequence current transformer method, so that whether the intelligent electric energy meter leaks electricity to cause abnormal operation or not is judged.
Preferably, the edge internet of things proxy device further includes: a remote control module 9. For example, the remote control module 9 may be electrically connected to the edge computing core board 1 via a universal serial bus interface USB using the conrads C2000KD40 product remote control module 9. The remote control module 9 is used for collecting and transmitting data of the electric quantity and the load flow of the connected terminal. The edge computing core board 1 is configured to receive the data of the electrical quantity and/or the load flow of the terminal sent by the remote control module 9, and determine whether the terminal normally operates according to the data of the electrical quantity and/or the load flow of the terminal. The judgment is a conventional judgment in the prior art, generally, data of electrical quantities and load flows of different terminals have a normal range, and if the acquired data are not in the range, a fault is indicated.
Preferably, the edge internet of things proxy device further includes: a remote signalling module 10. For example, the remote signaling module 10 may employ YM-DD32 product by Yada. The remote signaling module 10 is electrically connected to the edge computing core board 1 through a universal serial bus interface USB. The remote signaling module 10 is used to collect and transmit data of protection and/or switching value of the connected terminals. The edge computing core board 1 is configured to receive the data of the protection and/or switching value of the terminal sent by the remote signaling module 10, and determine whether the terminal normally operates according to the data of the protection and switching value of the terminal. The judgment is a conventional judgment in the prior art, generally, the data of the protection and switching value of different terminals have a normal range, and if the acquired data is not in the range, a fault is indicated.
Preferably, the edge internet of things proxy device further includes: a real time clock module 11. The real-time clock module 11 is electrically connected to the edge computing core board 1 through the integrated circuit bus IIC. The real-time clock module 11 is used for timing so that the edge internet of things proxy equipment maintains the accuracy of time.
Preferably, the edge internet of things proxy device further includes: a key 12. The keys 12 are electrically connected to the edge computing core board 1 via input/output interface I/O. The keys 12 are used for user input of information. The edge calculation core board 1 performs corresponding processing by information input by the user.
Preferably, the edge internet of things proxy device further includes: and a display module 13. The display module 13 is electrically connected with the edge computing core board 1 through the serial peripheral interface SPI. The display module 13 is configured to display information sent by the edge computing core board 1. Specifically, the display module 13 may be a liquid crystal display.
The terminal according to the embodiment of the present invention includes but is not limited to: intelligent electric energy meter, various terminals for meteorological (e.g. sunlight, rainfall, wind speed, wind direction, etc.) monitoring, various terminals for tower state (e.g. inclination angle, tension, leakage current, acceleration, etc.) monitoring, equipment state (e.g. partial discharge signal, SF 6 Temperature, distributed fault, cable grounding commutation, cable partial discharge signal, etc.), and various terminals for monitoring environment (e.g., settlement, smoke, harmful gas, well cover, dehumidification drainage, humiture, etc.)The terminal, various terminals that security protection (for example, fan, warning, entrance guard, video) control was used, with various terminals that the energy management was used (for example, intelligent house, distributed photovoltaic, orderly charge, intelligent building).
To sum up, the utility model discloses edge thing allies oneself with agent's equipment has a plurality of different interfaces, can choose to join in marriage various functional module combinations to satisfy the communication demand at different terminals, support multichannel data acquisition or multi-path control simultaneously, reduce the cable, realize edge thing and allies oneself with wireless, the miniaturization of agent's equipment interface, easily on-the-spot simple installation.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. An edge internet of things proxy device, comprising: the edge computing system comprises an edge computing core board for data processing, a serial bus hub module, an uplink communication module for wireless communication with a connected master station, a downlink communication module for wireless communication with terminals respectively connected with the edge computing core board, an acquisition board for storing electric meter data records, an RJ45 communication module, an RS485 communication module and a power supply for supplying power to edge Internet of things proxy equipment; the serial bus hub module is electrically connected with the edge computing core board, the uplink communication module, the downlink communication module and the RS485 communication module are respectively electrically connected with the serial bus hub module through universal serial bus interfaces, the intersection board is electrically connected with the edge computing core board through a serial peripheral interface, the RJ45 communication module is electrically connected with the edge computing core board through a simplified media independent interface, and the power supply is electrically connected with the edge computing core board through an input/output interface;
the serial bus hub module includes: and the FPGA chip is used for converting the formats of the data among different interfaces.
2. The edge agent of claim 1, wherein the serial bus hub module further comprises: and the FPGA chip is electrically connected with the safety encryption chip.
3. The edge internet of things proxy device of claim 1, further comprising: and the remote meter reading module is used for communicating with the connected intelligent electric energy meter, is electrically connected with the edge computing core board through a universal serial bus interface and stores original data for meter reading.
4. The edge internet of things proxy device of claim 1, further comprising: and the remote control module is used for acquiring and transmitting the data of the electric quantity and the load flow of the connected terminal and is electrically connected with the edge computing core board through a universal serial bus interface.
5. The edge internet of things proxy device of claim 1, further comprising: and the remote signaling module is used for acquiring and transmitting data of protection and switching value of a connected terminal and is electrically connected with the edge computing core board through a universal serial bus interface.
6. The edge internet of things proxy device of claim 1, further comprising: and the real-time clock module is used for timing and is electrically connected with the edge computing core board through an integrated circuit bus.
7. The edge internet of things proxy device of claim 1, further comprising: and the key is used for inputting information by a user and is electrically connected with the edge computing core board through an input/output interface.
8. The edge internet of things proxy device of claim 1, further comprising: and the display module is used for displaying information and is electrically connected with the edge computing core board through a serial peripheral interface.
9. The edge internet of things proxy device of claim 1, wherein: the downlink communication module is provided with a Bluetooth communication interface, a UART communication interface and/or a switching value input interface which are connected with the terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123382733.0U CN217443862U (en) | 2021-12-29 | 2021-12-29 | Edge Internet of things agent equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123382733.0U CN217443862U (en) | 2021-12-29 | 2021-12-29 | Edge Internet of things agent equipment |
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| Publication Number | Publication Date |
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| CN217443862U true CN217443862U (en) | 2022-09-16 |
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| CN202123382733.0U Expired - Fee Related CN217443862U (en) | 2021-12-29 | 2021-12-29 | Edge Internet of things agent equipment |
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- 2021-12-29 CN CN202123382733.0U patent/CN217443862U/en not_active Expired - Fee Related
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Granted publication date: 20220916 |