CN217213496U

CN217213496U - Data processing system applied to PLC equipment

Info

Publication number: CN217213496U
Application number: CN202220884357.0U
Authority: CN
Inventors: 高毅; 许海
Original assignee: Wuxi Institute of Technology
Current assignee: Wuxi Institute of Technology
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-16
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a be applied to data processing system of PLC equipment, including the singlechip, all be connected to PLC and configuration screen on the equipment the singlechip, the singlechip is connected with signal conversion module, signal conversion module be used for with the TTL signal conversion of singlechip output is the RS232 signal, signal conversion module is connected with orientation module and NB-IoT wireless communication module, and NB-IoT wireless communication module passes through the antenna and is connected with the cloud platform of establishing in addition. The utility model discloses under plc and configuration screen communication condition in not influencing equipment, monitor their communication data and upload the cloud platform with the data that hear, equipment manufacture factory's staff accessible cloud platform can look over the operational aspect and the fault record of equipment at any time, is favorable to better providing product service for the customer.

Description

Data processing system applied to PLC equipment

Technical Field

The utility model relates to a PLC equipment technical field, in particular to be applied to data processing system of PLC equipment.

Background

At present, the PLC device is widely used in industrial equipment to control the equipment and improve the automation level of the equipment.

In the prior art, PLC equipment on the equipment is in communication connection with the configuration screen, and the PLC equipment and the configuration screen are connected through RS485 to MODBUS is used as a communication protocol, the configuration screen is used for displaying the working state of the equipment, the running condition and the fault record of the equipment are also saved, and a worker of an equipment manufacturer goes to a client enterprise to check the data condition stored on the equipment in a regular inspection mode so as to monitor the operation of the equipment. By the method, the operating condition of the equipment cannot be timely acquired by the staff of the equipment manufacturer, and the fault condition cannot be timely acquired when the equipment breaks down, so that adverse effects are brought to the experience of a user and the service of the manufacturer. And the labor consumption of the worker in the door inspection mode is serious, which is not beneficial to the long-term development of the product.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be applied to data processing system of PLC equipment, its advantage is under not influencing PLC and configuration screen communication condition, monitors their communication data and reaches the cloud platform on the data that will monitor, and equipment manufacture factory's staff accessible cloud platform can look over the operational aspect and the fault record of equipment at any time, is favorable to better providing product service for the customer.

The above object of the utility model is realized through following technical scheme, a be applied to data processing system of PLC equipment, including the singlechip, all be connected to PLC and configuration screen on the equipment the singlechip, the singlechip is connected with signal conversion module, signal conversion module be used for with the TTL signal conversion of singlechip output is the RS232 signal, signal conversion module is connected with orientation module and NB-IoT wireless communication module, and NB-IoT wireless communication module passes through the antenna and is connected with the cloud platform of establishing in addition.

The utility model discloses further set up to, the singlechip is STM32 series singlechip.

The utility model discloses further set up as, the signal conversion module is MAX3232ID integrated circuit.

The utility model discloses further set up as, MAX3232ID integrated circuit is equipped with two sets ofly at least to be used for and at least two sets of singlechip are connected.

The utility model discloses further set up as, NB-IoT wireless communication module is BC-95 module.

The utility model discloses further set up as, BC-95 module is connected with the SIM card module.

The utility model discloses further set up to, orientation module is big dipper UM220 module.

The utility model discloses further set up as, singlechip and BC-95 module all are connected with a reset circuit.

The utility model discloses further set up to, PLC and configuration screen all are connected with the singlechip through the DB9 plug.

To sum up, the beneficial effects of the utility model are that:

1. the utility model discloses set up PLC and configuration screen on the singlechip receiving arrangement to monitor the communication data between PLC and the configuration screen, and convert the TTL signal of singlechip output into RS232 signal through signal conversion module, for NB-IoT wireless communication module sends, NB-IoT wireless communication module uploads information to cloud platform, and equipment manufacturer's staff downloads the communication data between PLC and the configuration screen through the cloud platform, in order to monitor the operation of equipment;

2. the method comprises the following steps that staff of an equipment manufacturer can control the PLC and the configuration screen reversely through the cloud platform at the same time, and remote regulation and control of the PLC and the configuration screen are achieved;

and 3, multiple groups of MAX3232ID integrated circuits are arranged, and can be connected with a plurality of single-chip microcomputers, so that a plurality of PLCs and configuration screens can be monitored simultaneously for equipment with more PLC controllers.

Drawings

Fig. 1 is a schematic diagram of the principle structure of the present invention.

Detailed Description

The following describes in detail embodiments of the present invention with reference to the drawings.

Example (b): referring to fig. 1, a data processing system applied to a PLC device includes a single chip microcomputer, where the single chip microcomputer is an STM32 series single chip microcomputer, and in this embodiment, the single chip microcomputer is an STM32F103RBT 6. The PLC and the configuration screen on the equipment are connected to the single chip microcomputer, and the configuration screen is a man-machine interaction interface (namely an HMI part in the attached drawing 1) commonly used on industrial equipment. PLC and configuration screen all are connected with the singlechip through DB9 plug, and DB9 plug is used for converting RS232 communication into RS485 communication to data can be transmitted between singlechip and PLC and configuration screen.

The single chip microcomputer is connected with a signal conversion module, the signal conversion module is used for converting TTL signals output by the single chip microcomputer into RS232 signals or converting RS232 signals into TTL signals, and the signal conversion module is a MAX3232ID integrated circuit. And at least two groups of MAX3232ID integrated circuits are arranged and are used for being connected with at least two groups of single-chip microcomputers.

The signal conversion module is connected with a positioning module and an NB-IoT wireless communication module, the NB-IoT wireless communication module is connected with another cloud platform through an antenna, and the data uploading cloud platform is through an mqtt protocol. The positioning module is a Beidou UM220 module, the Beidou UM220 module obtains positioning information of the equipment, the NB-IoT wireless communication module is a BC-95 module, the BC-95 module is connected with a SIM card module, and the SIM card supports 4G full-network communication.

The single chip microcomputer and the BC-95 module are both connected with a reset circuit.

The STM32 single chip microcomputer receives the messages of HMI and PLC and processes them in the written program. After the processing is finished, the MAX3232ID converts the TTL level of the data into RS232, the single chip microcomputer sends the data to the BC95, the BC95 can send the data to the cloud platform, and a worker can remotely check related information.

When the staff sends information or instructions to the equipment, the cloud platform sends data to the single chip microcomputer through the BC 95. After receiving the data, the single chip microcomputer processes the data, and then converts the data from RS232 to TTL level through MAX3232 ID. And finally, the single chip sends the data to the HMI and the PLC.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. The data processing system is characterized by comprising a single chip microcomputer, wherein a PLC and a configuration screen on the PLC are connected to the single chip microcomputer, the single chip microcomputer is connected with a signal conversion module, the signal conversion module is used for converting TTL signals output by the single chip microcomputer into RS232 signals, the signal conversion module is connected with a positioning module and an NB-IoT wireless communication module, and the NB-IoT wireless communication module is connected with an additionally arranged cloud platform through an antenna.

2. The data processing system applied to the PLC equipment as recited in claim 1, wherein the single chip microcomputer is an STM32 series single chip microcomputer.

3. The data processing system applied to the PLC device according to claim 1, wherein the signal conversion module is a MAX3232ID integrated circuit.

4. The data processing system applied to the PLC device as recited in claim 3, wherein at least two sets of MAX3232ID integrated circuits are provided for connecting with at least two sets of single-chip microcomputers.

5. The data processing system applied to the PLC device of claim 1, wherein the NB-IoT wireless communication module is a BC-95 module.

6. The data processing system applied to the PLC device according to claim 5, wherein a SIM card module is connected to the BC-95 module.

7. The data processing system applied to the PLC device according to claim 6, wherein the positioning module is a Beidou UM220 module.

8. The data processing system applied to the PLC equipment as recited in claim 5, wherein the single chip microcomputer and the BC-95 module are both connected with a reset circuit.

9. The data processing system for the PLC device as claimed in claim 1, wherein the PLC and the configuration screen are connected to the single chip microcomputer through a DB9 plug.