CN210927672U - Data acquisition device with interface and communication protocol conversion function - Google Patents
Data acquisition device with interface and communication protocol conversion function Download PDFInfo
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- CN210927672U CN210927672U CN201922424434.5U CN201922424434U CN210927672U CN 210927672 U CN210927672 U CN 210927672U CN 201922424434 U CN201922424434 U CN 201922424434U CN 210927672 U CN210927672 U CN 210927672U
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Abstract
The utility model discloses a data acquisition device with interface and communication protocol conversion function, which comprises a power module, a main control module, a LORA wireless communication module and an external interface board; the main control module is respectively connected with the power supply module, the LORA wireless communication module and the external interface board, and collects and packages data of the external interface board and sends the data to the LORA wireless communication module; the power supply module and the main control module are connected with an external interface board and provide electric energy; the external interface board comprises an RS485 interface board, an RS232 interface board, a level input and output interface board and an analog quantity interface board. The utility model discloses effectively realized different communication interface and communication protocol and gathered the data acquisition and interface and the protocol conversion that equip, effectively solved current all kinds of supervisory equipment because communication interface is various and lead to the problem that collection efficiency is low with communication protocol.
Description
Technical Field
The utility model relates to a data acquisition device who possesses interface and communication protocol conversion function belongs to industry control electronic acquisition equipment field.
Background
For a long time, various monitoring devices in industrial control projects are from different production enterprises, so that the adopted communication interfaces and communication protocols are various, effective data acquisition cannot be carried out on various devices at the same time, and one-to-one field data acquisition can only be carried out according to the communication interfaces and protocol types of the devices, so that the working efficiency is low, and the daily maintenance cost is high.
Meanwhile, most monitoring equipment only supports local serial port communication, and cannot report collected data to a monitoring platform in time, so that difficulty is brought to real-time monitoring of the equipment.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved by the utility model
For solving the various unable problem of gathering simultaneously and reporting with data of current supervisory equipment communication interface and communication protocol, the utility model provides a data acquisition device who possesses interface and communication protocol conversion function.
Technical scheme
In order to solve the technical problem, the utility model discloses a following technical scheme:
a data acquisition device with interface and communication protocol conversion function is characterized by comprising a power supply module, a main control module, an LORA wireless communication module and an external interface board; the main control module is respectively connected with the power supply module, the LORA wireless communication module and the external interface board, and collects and packages data of the external interface board and sends the data to the LORA wireless communication module; the power supply module supplies power to the main control module, the external interface board and the LORA wireless communication module.
Further, the external interface board comprises an RS485 interface board, an RS232 interface board, a level input/output interface board, and an analog interface board, and is mainly used for collecting data of various interface devices.
Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
the utility model realizes the simultaneous acquisition of different communication interfaces and communication protocol device data, acquires different device data by configuring different tasks, and greatly improves the acquisition work efficiency;
the utility model discloses a conversion of all kinds of equipment data to LORA wireless communication interface has realized reporting and control of all kinds of data.
Drawings
FIG. 1 is a block diagram of the structure of the collecting device of the present invention;
fig. 2 is a schematic view of the communication protocol conversion of the acquisition device of the present invention;
fig. 3 is the task issuing process schematic diagram of the acquisition device of the present invention.
Detailed Description
For a further understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
As shown in fig. 1, the device is composed of a power supply module, a main control module, a LORA wireless communication module, and an external interface board, wherein the power supply module converts 220V commercial power into 5V direct current to supply power to the main control module, each external interface board, and the LORA wireless communication module; the main control module adopts an STM32F407VG model MCU, and is used for acquiring information of each external interface board, performing corresponding processing and analysis, packaging, and reporting the information through an LORA wireless communication module; the external interface board comprises an RS485 interface board, an RS232 interface board, a level input and output interface board and an analog quantity interface board, and is mainly used for connecting various types of external equipment and carrying out data interaction, and transmitting the received information of the different types of external equipment to the main control module; and the LORA wireless communication module reports the data processed by the main control module to the monitoring platform.
Fig. 2 is the communication protocol conversion schematic diagram of the collecting device of the utility model, three kinds of different manufacturers 'equipment A, B, C are respectively through RS485, this collecting device is inserted to three kinds of interfaces of RS232 and analog quantity, equipment A, B, C's communication mode, the communication protocol diverse, equipment A inserts the collecting device RS485 interface board, the device reads equipment A's reply message through RS485 interface board, the communication protocol analysis that provides according to equipment A's supplier reads out the required data in the message, such as temperature value, pressure value, etc.; and then extracting the data from the message, packaging the data with communication protocols of various monitoring platforms through an acquisition device, and sending the packaged data to various monitoring platforms through a LORA wireless communication module and a gateway.
The device B accesses the RS232 interface board of the device B, reads the reply message of the device B through the RS232 interface board, and analyzes and reads the data required in the message, such as a voltage value, a PH value and the like according to a communication protocol provided by a supplier of the device B. And then extracting the data from the message, packaging the data with communication protocols of various monitoring platforms through an acquisition device, and sending the packaged data to various monitoring platforms through a LORA wireless communication module and a gateway.
The device C is connected to an analog quantity interface board, the device collects analog quantity through an analog quantity interface and converts the analog quantity into digital quantity, and data are packaged through a protocol and are sent to various monitoring platforms through the LORA wireless communication module and the gateway.
The method can simultaneously complete the acquisition and the report of the device data of three different communication protocols.
Fig. 3 is a schematic view of the working flow of the present invention, the gateway first issues the collection task to the collection device, in this embodiment, the task is a task of the RS485 interface board of the collection device, and the task content includes parameters such as collection message, collection interval time, collection start time, etc.; whether the task is started or not is polled by the acquisition device, after the acquisition interval is up, the acquisition device sends an acquisition message to a specific RS485 acquisition device, receives the message acquired by the storage device, packs the message according to a communication protocol of the device and the gateway and then sends the message to the gateway in an LORA communication mode, and finally, analysis processing and display of related data are carried out on the monitoring platform.
For the acquisition equipment with the output data being electric signals, the acquisition device is provided with four analog quantity acquisition channels, the acquired analog quantity is packaged according to a communication protocol of the device and the gateway and then is sent to the gateway in an LORA communication mode, and finally, the related data is analyzed, processed and displayed on a monitoring platform.
The utility model discloses collection device can issue the collection task that 16 parameters are different at most, for example on-spot collection device passes through A message collection temperature, and B message collection humidity then needs to dispose task 1, task 2, and A message and B message are set to respectively to the collection message of two tasks, alright in order to reach the collection purpose.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (2)
1. A data acquisition device with interface and communication protocol conversion function is characterized by comprising a power supply module, a main control module, an LORA wireless communication module and an external interface board; the main control module is respectively connected with the power supply module, the LORA wireless communication module and the external interface board, and the power supply module is connected with the main control module, the external interface board and the LORA wireless communication module and provides electric energy.
2. The data acquisition device with interface and communication protocol conversion functions as claimed in claim 1, wherein the external interface board comprises an RS485 interface board, an RS232 interface board, a level input/output interface board, and an analog interface board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922424434.5U CN210927672U (en) | 2019-12-30 | 2019-12-30 | Data acquisition device with interface and communication protocol conversion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922424434.5U CN210927672U (en) | 2019-12-30 | 2019-12-30 | Data acquisition device with interface and communication protocol conversion function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210927672U true CN210927672U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922424434.5U Active CN210927672U (en) | 2019-12-30 | 2019-12-30 | Data acquisition device with interface and communication protocol conversion function |
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| Country | Link |
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| CN (1) | CN210927672U (en) |
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2019
- 2019-12-30 CN CN201922424434.5U patent/CN210927672U/en active Active
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