CN222914084U - Ethernet wired data acquisition device - Google Patents
Ethernet wired data acquisition device Download PDFInfo
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- CN222914084U CN222914084U CN202422086741.8U CN202422086741U CN222914084U CN 222914084 U CN222914084 U CN 222914084U CN 202422086741 U CN202422086741 U CN 202422086741U CN 222914084 U CN222914084 U CN 222914084U
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Abstract
The utility model provides an Ethernet wired data acquisition device which comprises a data conversion unit, a data transmission unit and a data receiving and transmitting unit, wherein the data conversion unit, the data transmission unit and the data receiving and transmitting unit are connected through optical fibers and Ethernet connecting wires, and the data conversion unit comprises an MCU (micro controller), an Ethernet chip, a GPRS/CDMA/3G/4G module, a power module, an interface circuit and a storage module. The utility model ensures the stability and reliability of data transmission by adopting the optical fiber and the Ethernet as the data transmission medium, has the advantages of strong anti-interference capability, long transmission distance, large bandwidth and the like, is suitable for being applied in complex environments or long-distance transmission, reduces the intermediate links of data transmission by integrating the functions of data conversion, transmission and receiving and transmitting, improves the efficiency of data transmission, supports various communication protocols and interfaces, and enables equipment to flexibly access various network environments and terminal equipment.
Description
Technical Field
The utility model relates to the technical field of data acquisition, in particular to an Ethernet wired data acquisition device.
Background
Data collection refers to the process of obtaining information and data from various data sources. It is an important pre-step in data analysis, processing and application. Data distributed at different locations, different formats and different sources is collected through proper technologies and tools, and basic support is provided for subsequent analysis, mining and decision making.
In the existing data acquisition system, the wireless public network data acquisition unit cannot ensure stable transmission of data in areas with weak signals or severe signal shielding (such as basements, high-rise dense areas and the like). However, moving signals in some places cannot penetrate deep basements or areas where signal shielding is very serious, signals are rapidly weakened until zero, normal communication cannot be realized even though high-gain antennas are replaced, antennas are prolonged, installation directions are adjusted, and the like.
Disclosure of utility model
In view of the foregoing, it is desirable to provide an ethernet wired data collection device that solves or mitigates the technical problems of the prior art, and at least provides a beneficial choice.
The technical scheme of the embodiment of the utility model is realized in such a way that the Ethernet wired data acquisition device comprises a data conversion unit, a data transmission unit and a data receiving and transmitting unit;
the data conversion unit, the data transmission unit and the data receiving and transmitting unit are connected through optical fibers and Ethernet connecting wires;
The data conversion unit comprises an MCU (micro controller unit), an Ethernet chip, a GPRS/CDMA/3G/4G module, a power supply module, an interface circuit and a storage module, wherein the MCU is connected with the Ethernet chip and the GPRS/CDMA/3G/4G module through SPI interfaces and is used for controlling the processing and conversion of data, the GPRS/CDMA/3G/4G module is used for receiving a control signal from a master station and converting the control signal into an Ethernet transmission format and converting the data from the data receiving and transmitting unit into a format transmitted through a GPRS/CDMA/3G/4G network, and the interface circuit comprises an Ethernet interface and an optical fiber interface which are respectively used for connecting the Ethernet signal and the optical fiber signal with the data transmission unit;
The data transmission unit comprises a photoelectric conversion module, an Ethernet interface circuit, an optical fiber interface circuit and a control circuit, wherein the photoelectric conversion module is used for converting Ethernet signals and optical fiber signals, the Ethernet interface circuit and the optical fiber interface circuit are respectively used for accessing and outputting the Ethernet signals and the optical fiber signals, and the control circuit is used for controlling and monitoring the state of the data transmission unit;
The data receiving and transmitting unit is provided with an Ethernet interface and a terminal interface and is used for receiving the data from the data transmission unit and carrying out corresponding processing or forwarding, and the data receiving and transmitting unit is also used for transmitting the data to be uploaded to the master station to the GPRS/CDMA/3G/4G module through the data transmission unit and the data conversion unit.
Further preferably, the interface circuit is specifically an RJ45 ethernet interface and an ST/SC optical fiber interface, and is used for data transmission with external equipment or a network.
Further preferably, the storage module is an erasable programmable read-only memory, and is used for storing configuration information, history data or firmware upgrade files of the device.
Further preferably, the control circuit in the data transmission unit includes an MPU (microprocessor) that communicates with the photoelectric conversion module, the ethernet interface circuit, and the optical fiber interface circuit through an I2C interface.
Further preferably, the MCU is a dedicated chip for HT6019 single-phase smart meter, and the ethernet chip is a W5500 ethernet chip.
Further preferably, the data conversion unit further comprises a temperature sensor, wherein the temperature sensor is used for monitoring the temperature inside the device and sending the temperature information to the data transmission unit after being processed by the MCU.
Further preferably, the data transceiver unit further comprises a data processing module, and the data processing module is used for preprocessing the received data, including data filtering, compression or encryption.
Further preferably, the system further comprises a fault diagnosis module, wherein the fault diagnosis module is connected with the MCU, is used for monitoring the working state of each module in the device, automatically starts a fault diagnosis program when a fault is detected, and sends fault information to a remote monitoring center through the data transmission unit.
By adopting the technical scheme, the embodiment of the utility model has the following advantages:
The utility model ensures the stability and reliability of data transmission by adopting the optical fiber and the Ethernet as the data transmission medium, has the advantages of strong anti-interference capability, long transmission distance, large bandwidth and the like, is suitable for being applied in complex environments or long-distance transmission, reduces the intermediate links of data transmission by integrating the functions of data conversion, transmission and receiving and transmitting, improves the efficiency of data transmission, supports various communication protocols and interfaces, and enables equipment to flexibly access various network environments and terminal equipment.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the technical descriptions, and it is obvious that the drawings in the following description are only some embodiments of the application, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an overall module structure of an ethernet wired data acquisition device according to the present utility model.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the embodiment of the utility model provides an ethernet wired data acquisition device, which comprises a data conversion unit, a data transmission unit and a data transceiver unit;
The data conversion unit, the data transmission unit and the data receiving and transmitting unit are connected through optical fibers and Ethernet connecting wires;
The data conversion unit comprises an MCU (micro controller), an Ethernet chip, a GPRS/CDMA/3G/4G module, a power supply module, an interface circuit and a storage module, wherein the MCU is connected with the Ethernet chip and the GPRS/CDMA/3G/4G module through an SPI interface and is used for controlling the processing and conversion of data, the GPRS/CDMA/3G/4G module is used for receiving a control signal from a main station and converting the control signal into an Ethernet transmission format and converting the data from the data receiving and transmitting unit into a format transmitted through a GPRS/CDMA/3G/4G network, the interface circuit comprises an Ethernet interface and an optical fiber interface and is respectively used for connecting the Ethernet signal and the optical fiber signal with the data transmission unit, and the power supply module is used for providing stable working voltage for the whole device;
The data transmission unit comprises a photoelectric conversion module, an Ethernet interface circuit, an optical fiber interface circuit and a control circuit, wherein the photoelectric conversion module is used for converting Ethernet signals and optical fiber signals;
The data receiving and transmitting unit is provided with an Ethernet interface and a terminal interface and is used for receiving the data from the data transmission unit and carrying out corresponding processing or forwarding, and the data receiving and transmitting unit is also used for transmitting the data which needs to be uploaded to the master station to the GPRS/CDMA/3G/4G module through the data transmission unit and the data conversion unit.
In one embodiment, the interface circuit is specifically an RJ45 Ethernet interface and an ST/SC optical fiber interface, and is used for carrying out data transmission with external equipment or a network, different types of external equipment or networks can be flexibly accessed by adopting the RJ45 Ethernet interface and the ST/SC optical fiber interface, so that high-efficiency and stable data transmission is realized, and the combination of the two interfaces is used, thereby not only improving the communication capacity of the device, but also enhancing the adaptability and the expandability of the device.
In one embodiment, the storage module is an erasable programmable read-only memory (EEPROM) for storing configuration information, history data or firmware upgrade files of the device, the erasable programmable read-only memory (EEPROM) can store the configuration information of the device for a long time, such as network settings, communication protocol parameters, data acquisition frequency and the like, the configuration information is read when the device is started, the configuration information is used for initializing operation parameters of a system, the device can be ensured to perform data acquisition and transmission according to a preset configuration, the EEPROM can be used as a temporary or long-term data storage medium for storing important history data in the data acquisition process, the data can be used for subsequent data analysis, fault investigation or report generation, powerful support is provided for maintenance and optimization of the system, the EEPROM can keep the stored data from losing after power failure, the durability and reliability of the data are ensured, and the EEPROM is widely used for storing the firmware upgrade files due to the support of multiple times, when the EEPROM is required to update the software version of the device or repair the known software defects, the new firmware upgrade files can be written into the EEPROM through an external device, and then the EEPROM is automatically upgraded through an internal program of the device.
In one embodiment, the control circuit in the data transmission unit comprises an MPU (microprocessor), the MPU is communicated with the photoelectric conversion module, the Ethernet interface circuit and the optical fiber interface circuit through an I2C interface, the MPU is used as a control core of the data transmission unit and is communicated with the photoelectric conversion module, the Ethernet interface circuit and the optical fiber interface circuit through an I2C interface, and the Ethernet wired data acquisition device realizes accurate control and management of the data transmission process, and the specific is that:
The MPU determines which interface the data should be transmitted through according to the destination and the type of the data, for example, if the data needs to be transmitted through the Ethernet, the MPU indicates the Ethernet interface circuit to prepare for receiving the data;
The MPU can monitor the working state of each interface circuit in real time, including data transmission rate, error rate, connection state, etc., once abnormal conditions are found, the MPU can immediately take measures to intervene, such as retry transmission, interface switching or error reporting, etc.;
The MPU is also responsible for managing and configuring parameters of the data transfer unit, such as interface rate, communication protocol, packet format, etc. The configuration information can be adjusted according to actual requirements so as to meet the requirements of different application scenes.
In one embodiment, the MCU is a special chip of the HT6019 single-phase intelligent ammeter, the Ethernet chip is a W5500 Ethernet chip, wherein the HT6019 chip is responsible for processing electric energy metering tasks in the data acquisition device, including measurement and calculation of parameters such as voltage, current, power and electric energy, and meanwhile, the HT6019 single-phase intelligent ammeter interacts with an external circuit (such as a photoelectric conversion module and a storage module) through an internal integrated communication interface (such as an SPI and a UART) to realize data transmission and storage, the W5500 Ethernet chip is responsible for realizing Ethernet communication between the data acquisition device and an external network, is connected with the MCU through an SPI interface, receives data packets from the MCU, packages the data packets according with an Ethernet protocol, simultaneously, the W5500 chip can also receive data frames from the external network, and transmits the data frames to the MCU for processing through the SPI interface, and the Ethernet wired data acquisition device realizes metering and high-efficiency design of the single-phase electric energy by selecting the special chip of the HT6019 single-phase intelligent ammeter and the Ethernet chip as a core component, thereby not only enhancing the accuracy and the reliability of the data acquisition device, but also enhancing the accuracy and the reliability of the real-time design.
In one embodiment, the data conversion unit further comprises a temperature sensor, wherein the temperature sensor is used for monitoring the temperature inside the device and sending temperature information to the data transmission unit after being processed by the MCU, and the Ethernet wired data acquisition device is used for realizing real-time monitoring and intelligent management of the internal temperature by adding the temperature sensor.
In one embodiment, the data receiving and transmitting unit further comprises a data processing module, the data processing module is used for preprocessing received data and comprises data filtering, compression or encryption, the data processing module is added, the data receiving and transmitting unit of the Ethernet wired data acquisition device has stronger data processing capability, and the data processing module can perform preprocessing operations such as data filtering, compression and encryption so as to improve accuracy, safety and efficiency of the data.
In one embodiment, the device further comprises a fault diagnosis module, wherein the fault diagnosis module is connected with the MCU and used for monitoring the working states of all modules in the device and automatically starting a fault diagnosis program when faults are detected, fault information is sent to a remote monitoring center through a data transmission unit, the Ethernet wired data acquisition device has stronger self-monitoring and fault-checking capabilities through the addition of the fault diagnosis module, the fault diagnosis module can monitor the working states of all modules in the device in real time and automatically starting the fault diagnosis program when the faults are detected, and detailed fault information is sent to the remote monitoring center.
The utility model works when in work:
the master station sends control signals or data requests to the data conversion unit through a GPRS/CDMA/3G/4G network, the GPRS/CDMA/3G/4G module of the data conversion unit receives the signals and converts the signals into digital signals suitable for internal processing, the MCU controls the Ethernet chip to convert the received digital signals into Ethernet signals and send the Ethernet signals to the data transmission unit through an interface circuit (Ethernet interface), the photoelectric conversion module of the data transmission unit converts the Ethernet signals into optical fiber signals and transmits the optical fiber signals to the data receiving and transmitting unit through the optical fibers, the data receiving and transmitting unit receives the Ethernet signals converted by the optical fiber converter through an Ethernet port, the data processing module in the data receiving and transmitting unit further processes the received data, such as data filtering, compressing, analyzing and the like, and the data is stored locally or forwarded to other systems as required, and terminal equipment (such as a smart meter, a sensor and the like) acquires the required data through the data receiving and transmits the data to the data receiving and transmitting unit to perform real-time processing or storage;
The terminal equipment sends the data to be uploaded to the data transmission unit through an Ethernet port of the data receiving and transmitting unit, a photoelectric conversion module of the data transmission unit converts the received Ethernet signal back to an optical fiber signal and transmits the optical fiber signal to the data conversion unit through the optical fiber, an Ethernet chip of the data conversion unit converts the optical fiber signal back to the Ethernet signal, an MCU controls a GPRS/CDMA/3G/4G module to send the data back to the master station through a GPRS/CDMA/3G/4G network, and the master station receives and processes the data to monitor, analyze or issue further control instructions;
In the whole working process, the fault diagnosis module monitors the working states of all units in real time, including communication states, data processing speed, hardware temperature and the like, and once abnormality or fault is detected, the fault diagnosis module triggers a corresponding alarm mechanism and sends fault information to a remote monitoring center through a data transmission unit and a data conversion unit.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. The Ethernet wired data acquisition device is characterized by comprising a data conversion unit, a data transmission unit and a data receiving and transmitting unit;
the data conversion unit, the data transmission unit and the data receiving and transmitting unit are connected through optical fibers and Ethernet connecting wires;
The data conversion unit comprises an MCU, an Ethernet chip, a GPRS/CDMA/3G/4G module, a power supply module, an interface circuit and a storage module, wherein the MCU is connected with the Ethernet chip and the GPRS/CDMA/3G/4G module through SPI interfaces and is used for controlling the processing and conversion of data, the GPRS/CDMA/3G/4G module is used for receiving a control signal from a master station and converting the control signal into an Ethernet transmission format and converting the data from the data receiving and transmitting unit into a format transmitted through a GPRS/CDMA/3G/4G network, and the interface circuit comprises an Ethernet interface and an optical fiber interface and is respectively used for connecting the Ethernet signal and the optical fiber signal with the data transmission unit;
The data transmission unit comprises a photoelectric conversion module, an Ethernet interface circuit, an optical fiber interface circuit and a control circuit, wherein the photoelectric conversion module is used for converting Ethernet signals and optical fiber signals, the Ethernet interface circuit and the optical fiber interface circuit are respectively used for accessing and outputting the Ethernet signals and the optical fiber signals, and the control circuit is used for controlling and monitoring the state of the data transmission unit;
The data receiving and transmitting unit is provided with an Ethernet interface and a terminal interface and is used for receiving the data from the data transmission unit and carrying out corresponding processing or forwarding, and the data receiving and transmitting unit is also used for transmitting the data to be uploaded to the master station to the GPRS/CDMA/3G/4G module through the data transmission unit and the data conversion unit.
2. The Ethernet cable data acquisition device according to claim 1, wherein the interface circuit is specifically an RJ45 Ethernet interface and an ST/SC optical fiber interface for data transmission with an external device or a network.
3. The Ethernet cable data acquisition device of claim 1 wherein the storage module is an erasable programmable read-only memory for storing configuration information, historical data, or firmware upgrade files.
4. The Ethernet cable data acquisition device of claim 1 wherein the control circuitry in the data transfer unit comprises an MPU in communication with the photoelectric conversion module, the Ethernet interface circuitry and the fiber optic interface circuitry via an I2C interface.
5. The Ethernet wired data acquisition device according to claim 1, wherein the MCU is a special chip for an HT6019 single-phase intelligent ammeter, and the Ethernet chip is a W5500 Ethernet chip.
6. The Ethernet cable data acquisition device of claim 1 wherein the data conversion unit further comprises a temperature sensor for monitoring the temperature inside the device and sending the temperature information to the data transmission unit after processing by the MCU.
7. The Ethernet cable data acquisition device of claim 1 wherein the data transceiver unit further comprises a data processing module for preprocessing received data including data filtering, compression or encryption.
8. The Ethernet cable data acquisition device according to claim 1 further comprising a fault diagnosis module connected to the MCU for monitoring the operation state of each module inside the device and automatically starting a fault diagnosis program when a fault is detected, and transmitting fault information to a remote monitoring center through the data transmission unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202422086741.8U CN222914084U (en) | 2024-08-27 | 2024-08-27 | Ethernet wired data acquisition device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202422086741.8U CN222914084U (en) | 2024-08-27 | 2024-08-27 | Ethernet wired data acquisition device |
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| CN222914084U true CN222914084U (en) | 2025-05-27 |
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| CN202422086741.8U Active CN222914084U (en) | 2024-08-27 | 2024-08-27 | Ethernet wired data acquisition device |
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