CN112600849A - Data acquisition and conversion system and method - Google Patents

Data acquisition and conversion system and method Download PDF

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Publication number
CN112600849A
CN112600849A CN202011501480.1A CN202011501480A CN112600849A CN 112600849 A CN112600849 A CN 112600849A CN 202011501480 A CN202011501480 A CN 202011501480A CN 112600849 A CN112600849 A CN 112600849A
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data
protocol
module
mqtt
conversion
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吴传炎
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Digital Light Intelligent Technology Co Ltd
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Digital Light Intelligent Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/08—Protocols for interworking; Protocol conversion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/2866—Architectures; Arrangements
    • H04L67/30—Profiles
    • H04L67/306—User profiles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/26—Special purpose or proprietary protocols or architectures

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Communication Control (AREA)
  • Computer And Data Communications (AREA)

Abstract

The invention relates to a data acquisition and conversion system and a method, comprising the following steps: the system comprises an MQTT acquisition end, a conversion module, a communication module and a user end which are communicated with each other based on an MQTT communication protocol, wherein the conversion module is communicated with the MQTT acquisition end based on the MQTT communication protocol, and the communication module is communicated with the user end. The data acquisition conversion system provided by the invention can be used for rapidly acquiring and converting the data of the MQTT acquisition terminal.

Description

Data acquisition and conversion system and method
Technical Field
The invention relates to the field of data acquisition and conversion, in particular to a data acquisition and conversion system and a data acquisition and conversion method.
Background
The internet of things technology is widely applied at present, and more users select to use the internet of things technology for data transmission and data acquisition based on the efficient and convenient property and the comprehensiveness and reliability of data. However, in the current application, when the internet of things gateway needs to support new protocol conversion, a developer must perform secondary development on the new protocol so that the internet of things gateway can adapt to the new protocol. The secondary development process is extremely complicated and high in cost, and upgrading and maintenance of the gateway equipment of the Internet of things are also very troublesome. Therefore, a protocol conversion system and a protocol conversion method are needed to adapt to the conversion of different protocols so as to improve the reliability and the universality of the application of the internet of things.
Disclosure of Invention
The data acquisition and conversion system comprises an MQTT acquisition end, a conversion module based on an MQTT communication protocol and communicated with each other, a communication module and a user end, wherein the conversion module is communicated with the MQTT acquisition end based on the MQTT communication protocol, and the communication module is communicated with the user end.
The communication module includes: the protocol configuration module is used for carrying out protocol configuration on the user terminal data transmitted by the user terminal and generating a protocol configuration file, and the protocol configuration file is transmitted to the conversion module based on the MQTT communication protocol; the data configuration module is used for performing data configuration on user side data transmitted by the user side and forming a data configuration file, and the data configuration file is transmitted to the conversion module based on the MQTT communication protocol; the MQTT communication module enables the communication module to be connected with the conversion module based on the MQTT communication protocol; and the management module can group the MQTT acquisition ends.
The conversion module comprises: the protocol configuration analysis module analyzes the received protocol configuration file to obtain a protocol format; the data configuration analysis module is used for analyzing the received data configuration file to obtain data information; the MQTT communication module enables the communication module to be communicated with the conversion module based on an MQTT communication protocol; the protocol conversion module can convert the protocol format analyzed by the protocol configuration analysis module into the protocol format of the MQTT communication protocol, match the data information analyzed by the data configuration analysis module with the MQTT communication protocol and transmit the data information to the MQTT acquisition end, and can also convert the protocol format of the MQTT communication protocol into other protocol formats; and the network access mode adapting module can adapt to different network access modes.
The network access mode of the network access adaptation module is one of 485, zigbee, Lora, Bluetooth, power carrier, nb-iot, 2G/3G/4G, WiFi and GPRS.
The protocol format is one of a Modubs RTU, a Modubs TCP, a CAN, an http and a serial port transmission protocol.
Another aspect of the present invention is a data acquisition and conversion method, including: step 1: the user side generates user side data and transmits the user side data to the communication module; step 2: calling the communication module to receive the user side data, generating a protocol configuration file and a data configuration file according to the user side data, and transmitting the protocol configuration file and the data configuration file to a conversion module; and step 3: calling the conversion module to receive the protocol configuration file and the data configuration file, and analyzing a protocol format and data information according to the protocol configuration file and the data configuration file; and 4, step 4: transmitting the protocol format and the data information to an MQTT acquisition end; and 5: calling the MQTT acquisition terminal to receive the data information, and acquiring data based on the data information to obtain acquired data; step 6: the MQTT acquisition terminal transmits the acquired data to the conversion module based on an MQTT communication protocol; and 7: the conversion module can convert the protocol format of the acquired data and can transmit the acquired data to the communication module; and 8: the communication module can carry out data configuration and protocol configuration on the acquired data and transmit the acquired data to the user side.
The communication module includes: the system comprises a protocol configuration module, a data configuration module, an MQTT communication module and a management module; the conversion module includes: the system comprises a protocol configuration analysis module, a data configuration analysis module, an MQTT communication module, a protocol conversion module and a network access mode adaptation module.
The step 2 further comprises: step 2.1: calling the protocol configuration module to perform protocol configuration on the user terminal data to obtain a protocol configuration file; step 2.2: calling the data configuration module to perform data configuration on the user side data to obtain a data configuration file; step 2.3: and calling the MQTT communication module to transmit the protocol configuration file and the data configuration file to the conversion module.
The step 3 further comprises: step 3.1: calling the protocol configuration analysis module to analyze the protocol configuration file to obtain a protocol format; step 3.2: calling the data configuration analysis module to analyze the data configuration file to obtain data information; step 3.3: and calling the network access mode adaptation module to adapt to different network access modes.
The step 7 further comprises: step 7.1: calling the data configuration analysis module to perform data comparison analysis on the acquired data to obtain acquired data information; step 7.2: calling the protocol configuration analysis module to perform protocol comparison analysis on the acquired data to obtain a protocol format of the acquired data; step 7.3: and calling a protocol conversion module to convert the protocol format of the acquired data.
The protocol format is one of a Modubs RTU, a Modubs TCP, a CAN, an http and a serial port transmission protocol.
The network access mode of the network access adaptation module is one of 485, zigbee, Lora, Bluetooth, power carrier, nb-iot, 2G/3G/4G, WiFi and GPRS.
The invention has the following technical effects:
the data acquisition and conversion system adopts the MQTT acquisition end, the conversion module, the communication module and the user end which are mutually communicated based on the MQTT communication protocol, and can simplify the fussy secondary development process, reduce the cost and simplify the upgrading and maintenance of the gateway equipment of the Internet of things by converting and transmitting the signals of the user end and converting and transmitting the data acquired by the MQTT acquisition end. The protocol conversion system and the protocol conversion mode can adapt to conversion of different protocols, and reliability and universality of application of the Internet of things are improved.
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Fig. 1 is a schematic diagram of a data acquisition and conversion system according to the present invention.
Fig. 2 is a schematic diagram of a data acquisition and conversion process according to the present invention.
Detailed Description
The content of the invention will now be discussed with reference to a number of exemplary embodiments. It is to be understood that these examples are discussed only to enable those of ordinary skill in the art to better understand and thus implement the teachings of the present invention, and are not meant to imply any limitations on the scope of the invention.
As used herein, the term "include" and its variants are to be read as open-ended terms meaning "including, but not limited to. The term "based on" is to be read as "based, at least in part, on". The terms "one embodiment" and "an embodiment" are to be read as "at least one embodiment". The term "another embodiment" is to be read as "at least one other embodiment".
Example 1:
the invention relates to a data acquisition conversion system, which can match and convert the protocol format of the acquired data aiming at different protocol formats so as to improve the operating efficiency of the data acquisition conversion system. As shown in fig. 1, a data acquisition and conversion system includes: the system comprises an MQTT acquisition end, a conversion module, a communication module and a user end which are communicated with each other based on an MQTT communication protocol.
In this embodiment, the client can input various acquisition commands, and the acquisition commands can be converted into client data through the client. The user side can identify the network access mode used by the user and transmit the network access mode used by the user to the communication module. The user side can also receive the collected data transmitted by the communication module, and the protocol configuration file and the data configuration file of the collected data are the same as those of the user side.
In this embodiment, the communication module includes a protocol configuration module, a data configuration module, an MQTT communication module, and a management module.
In this embodiment, the protocol configuration module can receive the client data transmitted by the client, analyze the data to obtain a protocol format required by the client data, generate a protocol configuration file according to the protocol format, and transmit the file to the conversion module.
In this embodiment, the data configuration module can receive the client data transmitted by the client, analyze the data, generate a data configuration file, and transmit the file to the conversion module.
In this embodiment, the MQTT communication module can allow data transmission between the communication module and the conversion module based on the MQTT communication protocol, and the data configuration file and the protocol configuration file can be transferred based on the communication module.
In this embodiment, the management module can group the MQTT acquisition terminals, where the grouping refers to grouping management of the acquisition terminals, and because the MQTT acquisition terminals are located at different physical positions, the MQTT acquisition terminals need to be grouped according to the physical positions where the MQTT acquisition terminals are located, so that the management efficiency can be improved.
In this embodiment, the conversion module includes a protocol configuration analysis module, a data configuration analysis module, an MQTT communication module, a protocol conversion module, and a network access mode adaptation module.
In this embodiment, the protocol configuration analysis module can receive the protocol configuration file transmitted by the communication module, and analyze the protocol configuration file to obtain the protocol format. The module can also receive the collected data transmitted by the MQTT collecting end, compare the protocol format of the collected data with the protocol format in the protocol configuration file, and transmit the protocol format of the collected data to the protocol conversion module for data conversion if the protocol format is different from the protocol format in the protocol configuration file.
In this embodiment, the data configuration analysis module can receive the data configuration file transmitted by the communication module, and analyze the data configuration file to obtain the data information. The module can also receive the collected data transmitted by the MQTT collecting end, and can compare the data information of the collected data with the data information in the data configuration file to extract the collected data information.
In this embodiment, the MQTT communication module can allow data transmission between the communication module and the conversion module based on the MQTT communication protocol, and the data configuration file and the protocol configuration file can be transferred based on the communication module.
In this embodiment, the protocol conversion module may convert a protocol format in the collected data, and according to an embodiment of the present invention, the protocol format may be one of a Modubs RTU, a Modubs TCP, a CAN, an http, and a serial transmission protocol.
In this embodiment, the network access mode adaptation module can identify the network access mode of the user side, and match a corresponding network access mode for the whole system according to the network access mode of the user side. The network access mode can be one of 485, zigbee, Lora, Bluetooth, power carrier, nb-iot, 2G/3G/4G, WiFi and GPRS.
In this embodiment, the MQTT collecting end can collect information including temperature, humidity, sunlight irradiation intensity, ambient light intensity, sound signal, image information, etc., and because different information has different protocol formats, a conversion module is required to convert the protocol formats of different information, and the converted protocol formats can be transmitted to the user end and can be read and identified by the user end.
Example 2:
as shown in fig. 2, a data acquisition and conversion method includes the following specific steps:
(1) the user end outputs the user end data, namely the user end can send out a piece of instruction data, and the instruction data can be information for controlling the humidity sensor to measure the humidity of the surrounding environment of the MQTT acquisition end, and can also be control data for controlling the opening or closing of a certain switch.
(2) The user side data is transmitted to the communication module through a user side protocol; the communication module receives user side data, at the moment, the user side data can be instruction data sent by a user side, protocol configuration and data configuration are carried out by the protocol configuration module of the communication module according to the user side data, a protocol configuration file and a data configuration file are finally generated, and finally the data configuration file and the protocol configuration file are transmitted to the conversion module in a 2G/3G/4G network access mode or other network access modes based on an MQTT communication protocol. In the present invention, the user-side data may also be data of all functions that can be realized by all modules included in the method, including generalized data such as protocol type, data type (data collected from or transmitted to the MQTT collection terminal), and data address (predetermined data address between the communication module and the conversion module);
(3) the conversion module receives the data configuration file and the protocol configuration file, carries out protocol configuration analysis through a protocol configuration analysis module of the conversion module, carries out data configuration analysis through the data configuration analysis module, forms a specific protocol format (such as a Modubs RTU, a Modubs TCP or CAN and the like) and data information, and transmits the data information to the MQTT acquisition terminal based on the specific protocol format;
(4) the MQTT acquisition end receives the data information transmitted by the conversion module, and performs corresponding service data acquisition (such as the data information of the on or off of the switch) to obtain final acquired data, wherein the acquired data can be data with single content or data in a combined form, and is determined according to specific instructions of the user end and the type of connected remote equipment;
(5) the acquisition data of the MQTT acquisition end is uploaded to a conversion module based on a specific protocol format matched with the acquisition data; the conversion module receives the service data, firstly carries out contrastive analysis with the data configuration file, extracts the collected data information (including data address, data value information and the like), then carries out contrastive analysis with the protocol configuration file, then carries out protocol adaptation and conversion through the protocol conversion module, and uploads the data to the communication module through a 2G/3G/4G network access mode or other network access modes based on an MQTT communication protocol;
(6) the communication module receives the collected data information, and transmits the data information to the user side for output display after carrying out corresponding protocol configuration and data configuration.
The method and system of the embodiments of the present invention can be implemented as pure software (e.g. a software program written in Java language and based on JRE8 and the above versions of Java runtime environment), as pure hardware (e.g. a dedicated ASIC chip or FPGA chip) as required, or as a system combining software and hardware (e.g. a firmware system storing fixed code).
Another aspect of the invention is a computer-readable medium having computer-readable instructions stored thereon that, when executed, perform a method of embodiments of the invention.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The scope of the claimed subject matter is limited only by the attached claims.

Claims (12)

1. A data acquisition conversion system, comprising:
the system comprises an MQTT acquisition end, a conversion module, a communication module and a user end which are communicated with each other based on an MQTT communication protocol, wherein the conversion module is communicated with the MQTT acquisition end based on the MQTT communication protocol, and the communication module is communicated with the user end.
2. A data acquisition and conversion system according to claim 1, wherein said communication module comprises:
the protocol configuration module is used for carrying out protocol configuration on the user terminal data transmitted by the user terminal and generating a protocol configuration file, and the protocol configuration file is transmitted to the conversion module based on the MQTT communication protocol;
the data configuration module is used for performing data configuration on user side data transmitted by the user side and forming a data configuration file, and the data configuration file is transmitted to the conversion module based on the MQTT communication protocol;
the MQTT communication module enables the communication module to be connected with the conversion module based on the MQTT communication protocol;
and the management module can group the MQTT acquisition ends.
3. A data acquisition conversion system according to claim 1, wherein said conversion module comprises:
the protocol configuration analysis module is used for analyzing the received protocol configuration file to obtain a protocol format;
the data configuration analysis module is used for analyzing the received data configuration file to obtain data information;
an MQTT communication module that communicates the communication module with the conversion module based on the MQTT communication protocol;
the protocol conversion module is used for converting the protocol format analyzed by the protocol configuration analysis module into the protocol format of the MQTT communication protocol, matching the data information analyzed by the data configuration analysis module with the MQTT communication protocol and transmitting the data information to the MQTT acquisition end, and converting the protocol format of the MQTT communication protocol into other protocol formats;
and the network access mode adapting module adapts to different network access modes.
4. The data acquisition and conversion system according to claim 3, wherein the network access adaptation module has a network access mode selected from 485, zigbee, Lora, bluetooth, power line carrier, nb-iot, 2G/3G/4G, WiFi, and GPRS.
5. The data acquisition and conversion system according to claim 3, wherein the protocol format is one of a Modubs RTU, Modubs TCP, CAN, http, and a serial transport protocol.
6. A data acquisition and conversion method is characterized by comprising the following steps:
step 1: the user side generates user side data and transmits the user side data to the communication module;
step 2: calling the communication module to receive the user side data, generating a protocol configuration file and a data configuration file according to the user side data, and transmitting the protocol configuration file and the data configuration file to a conversion module;
and step 3: calling the conversion module to receive the protocol configuration file and the data configuration file, and analyzing a protocol format and data information according to the protocol configuration file and the data configuration file;
and 4, step 4: transmitting the protocol format and the data information to an MQTT acquisition end;
and 5: calling the MQTT acquisition terminal to receive the data information, and acquiring data based on the data information to obtain acquired data;
step 6: the MQTT acquisition terminal transmits the acquired data to the conversion module based on an MQTT communication protocol;
and 7: the conversion module can convert the protocol format of the acquired data and transmit the acquired data to the communication module;
and 8: the communication module can carry out data configuration and protocol configuration on the acquired data and transmit the acquired data to the user side.
7. The data acquisition and conversion method according to claim 6, wherein said communication module comprises: the system comprises a protocol configuration module, a data configuration module, an MQTT communication module and a management module; the conversion module includes: the system comprises a protocol configuration analysis module, a data configuration analysis module, an MQTT communication module, a protocol conversion module and a network access mode adaptation module.
8. The data acquisition and conversion method according to claim 6, wherein said step 2 further comprises:
step 2.1: calling the protocol configuration module to perform protocol configuration on the user terminal data to obtain a protocol configuration file;
step 2.2: calling the data configuration module to perform data configuration on the user side data to obtain a data configuration file;
step 2.3: and calling the MQTT communication module to transmit the protocol configuration file and the data configuration file to the conversion module.
9. A data acquisition conversion method according to claim 6, wherein said step 3 further comprises:
step 3.1: calling the protocol configuration analysis module to analyze the protocol configuration file to obtain a protocol format;
step 3.2: calling the data configuration analysis module to analyze the data configuration file to obtain data information;
step 3.3: and calling the network access mode adapting module to adapt to different network access modes.
10. A data acquisition conversion method according to claim 6, wherein said step 7 further comprises:
step 7.1: calling the data configuration analysis module to perform data comparison analysis on the acquired data to obtain acquired data information;
step 7.2: calling the protocol configuration analysis module to perform protocol comparison analysis on the acquired data to obtain a protocol format of the acquired data;
step 7.3: and calling a protocol conversion module to convert the protocol format of the acquired data.
11. The data acquisition and conversion method according to claim 6, wherein the protocol format is one of a Modubs RTU, Modubs TCP, CAN, http, and a serial transport protocol.
12. The data acquisition and conversion method according to claim 9, wherein the network access adaptation module has a network access mode selected from 485, zigbee, Lora, bluetooth, power line carrier, nb-iot, 2G/3G/4G, WiFi, and GPRS.
CN202011501480.1A 2020-12-18 2020-12-18 Data acquisition and conversion system and method Pending CN112600849A (en)

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Cited By (3)

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CN113225329A (en) * 2021-04-30 2021-08-06 上海日羲科技有限公司 System for cross-protocol communication between IoT (Internet of things) devices
CN113765937A (en) * 2021-09-24 2021-12-07 国网山西省电力公司电力科学研究院 Intelligent Internet of things system Internet of things terminal HTTP-MQTT protocol adaptation device
CN114401123A (en) * 2021-12-28 2022-04-26 国网天津市电力公司营销服务中心 Novel intelligent meter acquisition system based on extensible communication protocol and access method

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US20180338018A1 (en) * 2017-05-18 2018-11-22 Hcl Technologies Limited Hybrid middleware device for facilitating communication amongst devices operating on a distinct communication protocols
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US20180338018A1 (en) * 2017-05-18 2018-11-22 Hcl Technologies Limited Hybrid middleware device for facilitating communication amongst devices operating on a distinct communication protocols
CN109005166A (en) * 2018-07-23 2018-12-14 合沃物联技术（南京）有限公司 A kind of middleware system for Internet of things and its multi protocol conversion method
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