CN112116800A - Split type industrial field equipment overhauls debugging auxiliary device - Google Patents

Abstract

The invention relates to a split type industrial field equipment maintenance and debugging auxiliary device, which comprises: the device comprises data transmitting equipment and data receiving equipment, wherein the data transmitting equipment is arranged in a test area, and the data receiving equipment is arranged in a debugging area; the data transmitting equipment is used for acquiring industrial field bus signals of a test area; the data receiving equipment is used for receiving and displaying the industrial field bus signal, and the data transmitting equipment and the data receiving equipment are in wireless communication. The invention integrates two working contents which are not in the same working area into one working area by utilizing the wireless signal transceiving equipment, thereby reducing the complexity of the maintenance and debugging work and improving the working efficiency.

Description

A split-type industrial field equipment maintenance and debugging auxiliary device

technical field

The invention relates to the field of equipment maintenance, in particular to a split-type industrial field equipment maintenance and debugging auxiliary device.

Background technique

In some industrial sites, especially in the process of overhauling and debugging large-scale equipment such as large storage tanks, cranes, and tower cranes, there is a problem that the debugging device and the test point are not in the same location or area. Two maintenance and debugging personnel arrive at the maintenance and debugging site, and perform manual or other on-site adjustments in the debugging point area, but whether the adjustment is in place, whether the specific adjustment parameters are appropriate, there is no specific display in the debugging area, which requires the use of Another tester, in the test area, uses a multimeter or other maintenance and debugging instruments to test to see if the settings of the staff in the debugging area meet the debugging requirements. These two on-site maintenance and debugging staff generally need to communicate with communication equipment such as walkie-talkies or mobile phones, which brings great inconvenience to the maintenance and debugging work and wastes labor costs.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a split-type industrial field equipment maintenance and debugging auxiliary device, which can ensure that the maintenance and debugging work is completed quickly and effectively, reduce the cost of maintenance and debugging personnel, and improve work efficiency.

For achieving the above object, the present invention provides the following scheme:

A split-type industrial field equipment maintenance and debugging auxiliary device, comprising: data transmitting equipment and data receiving equipment, the data transmitting equipment is set in a test area, and the data receiving equipment is set in the debugging area; the data transmitting equipment is used for collecting the test area. The industrial field bus signal; the data receiving device is used for receiving and displaying the industrial field bus signal, and the data transmitting device and the data receiving device communicate wirelessly.

Optionally, the data transmission device includes: a first main MCU module, a first power supply module, a first collection module and a transmission module; the first power supply module, the first collection module and the transmission module are all the same as the first power supply module, the first collection module and the transmission module. The main MCU module is connected, and the first collection module is also connected with the first power supply module; the first collection module is used to collect the industrial field bus signal on the one hand, and the voltage signal of the first power supply module is collected on the other hand; A power supply module is used to supply power to the first main MCU module, the first main MCU module is used to convert the collected AD signal into a digital voltage signal, and the transmitting module is used to send the digital voltage signal to a data receiving device.

Optionally, the data receiving device includes: a second main MCU module, a second power supply module, a receiving module and a display module; the second power supply module, the receiving module and the display module are all connected to the second main MCU module , the second power supply module is used to supply power to the second main MCU module, the receiving module is used to receive the signal of the data transmitting device, the second main MCU module is used to process the received signal according to the display requirements, and send it to the display module to display.

Optionally, the data receiving device further includes a second collection module, the second collection module is connected to the second power supply module, and is used for collecting the voltage signal of the second power supply module.

Optionally, the data transmitting device further includes a first button module, the first button module is connected to the first main MCU module, and is used to realize the switching operation of the collected signal; the data receiving device further includes a first button module. Two button modules, the second button module is connected with the second main MCU module, and is used to realize the switching operation of the display signal.

Optionally, the data transmission device further includes a first buzzer, the first buzzer is connected to the first main MCU module, and is used when the first main MCU module detects the battery voltage collected by the first acquisition module. When lower than the set threshold, an alarm is issued; the data receiving device further includes a second buzzer, and the second buzzer is connected to the second main MCU module for when the second main MCU module detects the second acquisition When the battery voltage collected by the module is lower than the set threshold, an alarm is issued.

Optionally, the first main MCU module and the second main MCU module are ultra-low power consumption series Stm32L011 series single-chip microcomputers.

Optionally, the transmitting module and the receiving module are CC1101 radio frequency modules.

Optionally, the first power supply module and the second power supply module use 18650 series 4.2V rechargeable lithium batteries.

Optionally, the first key module and the second key module are tact switches.

According to the specific embodiments provided by the present invention, the present invention discloses the following technical effects:

Aiming at the scene where the debugging device and the display device are not in the same area, the present invention transmits the actual debugging signal to a receiving handheld device through the wireless transmission device, and the signal received by the handheld device is displayed on the display screen, which is convenient for the staff in the debugging area to check the debugging situation , adjust the size of the signal to be debugged in time, so that only one staff member in the debugging area can complete the maintenance and debugging work, which ensures the rapid and effective completion of the maintenance and debugging work, reduces the cost of maintenance and debugging personnel, and effectively improves the work efficiency.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some of the present invention. In the embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative labor.

Fig. 1 is the schematic diagram of the working condition of the device system of the present invention;

Fig. 2 is the schematic diagram of the data transmission equipment module of the present invention;

3 is a schematic diagram of a data receiving device module of the present invention;

Fig. 4 is the working flow chart of the data transmission equipment of the present invention;

FIG. 5 is a working flow chart of the data receiving device of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

The purpose of the present invention is to provide a split-type industrial field equipment maintenance and debugging auxiliary device, which can ensure that the maintenance and debugging work can be completed quickly and effectively, reduce the cost of maintenance and debugging personnel, and improve work efficiency.

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.

The invention is mainly used in some special occasions in the industrial field, especially in the process of maintenance and debugging of large-scale equipment such as large storage tanks, cranes, tower cranes, etc., especially when the signal acquisition area and the debugging area are not in the same area or location, it is inconvenient for a maintenance and debugging personnel to carry out The operating place and the schematic diagram of the system working conditions are shown in Figure 1.

The present invention is composed of two parts: data transmitting equipment and data receiving equipment (handheld terminal). The main function of the transmitting equipment is to collect data in the data collection area or test area of the industrial site, and then send the collected data, which mainly includes the first main MCU module, the first power supply module, the first collection module, and the transmission module. as shown in picture 2.

In addition, it also includes a first button module, a first buzzer and a first LED module.

Among them, the first main MCU module adopts the ultra-low power consumption chip Stm32L011 series single-chip microcomputer of ST STMicroelectronics, which collects the 0-5V voltage signal or 485 serial port signal that needs to be collected in the signal collection area. The Stm32L011 single-chip microcomputer comes with a 12-bit AD. If the voltage signal needs to be collected, the AD signal read by the first collection module is converted into a digital voltage signal, and the voltage value is sent out. If it is a 485 serial port signal, switch the signal source to switch to the serial port signal acquisition mode, and through serial communication, send the voltage, current or other information parameters output by the manufacturer to the data receiving device located in the debugging area through the wireless transmitter module (handheld Terminal Equipment).

The signal acquisition part is divided into voltage signal or 485 serial port signal. Before the detection equipment performs signal detection, it is necessary to find out whether to measure the voltage signal or the 485 serial port signal. The switching of the two signal sources is completed through the operation of the first button module. The system defaults to the voltage signal. If you need to switch the signal source, before powering on, press and hold the first button module for a long time, and the system will be powered on to realize the switching operation of the signal source. The realization of this operation can also be realized through the DIP switch.

The transmitter module adopts the CC1101 radio frequency chip of TI Company, which is specially designed to solve low-cost and low-power wireless applications. It adopts a private communication protocol, and the system designs an automatic retransmission mechanism to ensure the reliability and integrity of the signal. At the same time, the CC1101 wireless communication module is used, which has its own CRC check design and a dedicated communication channel design. The transceiver module can be set on the same channel for information transmission to avoid the interference of other wireless signals. At the same time, it can also pass the CRC check. Effectively guarantee the accuracy and reliability of data transmission.

The first power supply module uses a 18650 series 4.2V rechargeable lithium battery. The first acquisition module usually samples the battery signal AD regularly. When the detected voltage signal is lower than the alarm set value of 3.7V (under voltage), the first acquisition module will A buzzer will send out a voltage under-voltage reminder every one minute (continuous beeping sound), and the user should charge or replace the battery in time; the entire workflow is shown in Figure 4; using rechargeable lithium batteries, It can effectively avoid the trouble of frequent battery replacement and reduce equipment cost. In addition, the first buzzer can also be used as an indication of the completion of data transmission when the data transmission is completed. After the data transmission is completed, the buzzer emits a beep, indicating that the current data transmission is completed.

The LED lights in the first LED module are generally used to indicate the normal working state of the device.

At the same time, the transmitting equipment adopts a hardware switch circuit design, because this equipment is only used during industrial field maintenance and debugging. It usually needs to be shut down. When the maintenance and debugging are needed, turn on the power button to start the equipment. When finished, press the shutdown button to shut down.

The module diagram of the data receiving device is shown in Figure 3, which mainly includes a second main MCU module, a second power supply module, a second acquisition module, a receiving module and a display module.

In addition, it also includes a second button module, a second buzzer and a second LED module.

Among them, the solution adopted by the second main MCU module, the second power supply module, the second buzzer, and the second LED module and the specific implementation method adopt the solution of the data transmission device. The green light of the LED light in the second LED module is always on, indicating that the device is working normally, and plays the role of indicating that the system is working normally.

The receiving module uses the CC1101 RF transmitter module, which is set to receive mode. The data communication channel is set to the same working channel as the data transmitting device, and the data receiving protocol also adopts a private encryption protocol, and the CRC self-checking of CC1101 is used to ensure the accuracy and reliability of data transmission.

The display module is to display the received voltage signal or serial port signal in the relevant format according to the actual needs, which is convenient for maintenance and debugging personnel to view the parameters of the debugging equipment in real time. The display module adopts 12864 liquid crystal display, which can display the signal parameters of the test area. The display module is also divided into voltage signal and serial port signal display interface, which can be switched through the operation of the second button module. The second button module includes three buttons. Press button 1, the interface will enter the digital voltage signal display interface; press the button Back, it will enter the main interface display interface. The main interface is the signal source selection interface. It is necessary to switch the interface display; press the button 2, the interface enters the serial port signal display interface, and press the button Back again, the display module enters the main interface display state.

The battery voltage sampling of the second power supply module is implemented by the second acquisition module, and other processes are the same as those of the data transmission device.

Specifically, the work flow of the data receiving device is shown in FIG. 5 .

The present invention also discloses the following technical effects:

1. The present invention can solve the complex problem of on-site maintenance and debugging in the industry. By using wireless signal transceiver equipment, two work contents that are not in the same work area can be integrated into one work area, which reduces the tediousness of maintenance and debugging work and improves the performance of the work. work efficiency;

2. The signal acquisition part of the present invention can collect digital signals similar to 0-5V, 485 serial port signals or other industrial field bus signals, and send the signals in the signal acquisition area to the debugging in the form of wireless transmission. area and display it;

3. The present invention adopts CC1101 radio frequency module, plus private communication protocol and CRC data check, which can ensure the integrity and accuracy of data wireless transmission, and at the same time use private communication protocol, can effectively reduce the interference of external interference sources to wireless signals, Guarantee the validity of the transmitted data.

4. The data receiving part of the present invention displays data in real time through a handheld data terminal, which is convenient for maintenance and debugging personnel to check the debugging results in time, avoids the inconvenience caused by using other mobile devices such as walkie-talkies to make calls in the air, and saves time and cost. At the same time, the workload of a maintenance and debugging personnel can be reduced, and the burden of maintenance and debugging can be reduced.

5. The detection device of the present invention integrates a voltage acquisition port and a serial port signal acquisition port at the same time, and the system realizes the switching of the transmission signal source through key operation, so as to realize the signal acquisition in different application places.

6. The present invention uses 433Mhz wireless transmission technology to wirelessly transmit the collected electrical signals in the test area. The receiving end is used as a handheld terminal to analyze and display the received wireless signals, and display them on the LCD screen in time. It is convenient for the maintenance and debugging personnel to observe the change of the debugging signal in time in the debugging area, and complete the maintenance and debugging work more quickly.

7. Both the data transmitting equipment and the data receiving and display equipment are powered by rechargeable lithium batteries. The equipment is only turned on during the maintenance and debugging work to ensure that the battery charging or replacement operation is very convenient.

In addition, this solution can also install cameras in the test area, and the debugging area can observe the signal changes in the debugging area through the mobile phone APP or other devices, and change the debugging plan in time.

The wireless transmission technical solution of this solution can also be realized by 315MHz or NB-IOT technology, 4G, 5G and other communication methods, and the technical realization based on this idea is within the research scope of the present invention.

The 0-5V voltage signal or 485 serial port signal tested by this solution can also realize the detection and display functions of some industrial field Profibus, EtherCAT, Lightbus and other related bus signals. This bus signal testing solution is also in the present invention. within the scope of protection.

The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments can be referred to each other.

In this paper, specific examples are used to illustrate the principles and implementations of the present invention. The descriptions of the above embodiments are only used to help understand the methods and core ideas of the present invention; meanwhile, for those skilled in the art, according to the present invention There will be changes in the specific implementation and application scope. In conclusion, the contents of this specification should not be construed as limiting the present invention.

Claims (10)

1. a split-type industrial field equipment maintenance and debugging auxiliary device is characterized in that, comprising: data transmitting equipment and data receiving equipment, described data transmitting equipment is arranged in testing area, and data receiving equipment is arranged in debugging area; The device is used for collecting the industrial field bus signal in the test area; the data receiving device is used for receiving and displaying the industrial field bus signal, and the data transmitting device and the data receiving device communicate wirelessly. 2. The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 1, wherein the data transmission equipment comprises: a first main MCU module, a first power supply module, a first acquisition module and a launch module; The first power supply module, the first collection module and the transmitting module are all connected to the first main MCU module, and the first collection module is also connected to the first power supply module; on the one hand, the first collection module is used for collecting industrial The field bus signal, on the other hand, is used to collect the voltage signal of the first power supply module; the first power supply module is used to supply power to the first main MCU module, and the first main MCU module is used to convert the collected AD signal into a digital voltage signal , the transmitting module is used for sending the digital voltage signal to the data receiving device. 3. The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 1, wherein the data receiving device comprises: a second main MCU module, a second power supply module, a receiving module and a display module; The second power supply module, the receiving module and the display module are all connected to the second main MCU module, the second power supply module is used to supply power to the second main MCU module, the receiving module is used to receive the signal of the data transmission device, and the second main MCU module is used to receive power. The MCU module is used to process the received signal according to the display requirements, and send it to the display module for display. 4. The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 1 or 3, wherein the data receiving device further comprises a second acquisition module, and the second acquisition module is connected to the second power supply module; Used to collect the voltage signal of the second power supply module. 5. The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 1 or 2, wherein the data transmission device further comprises a first key module, the first key module and the first main MCU The module is connected to realize the switching operation of the acquisition signal; the data receiving device further includes a second button module, the second button module is connected to the second main MCU module, and is used to realize the switching operation of the display signal . 6. The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 1 or 2, wherein the data transmission device further comprises a first buzzer, the first buzzer and the first main MCU The module is connected to issue an alarm when the first main MCU module detects that the battery voltage collected by the first collection module is lower than the set threshold; the data receiving device further includes a second buzzer, the second buzzer It is connected to the second main MCU module, and is used for issuing an alarm when the second main MCU module detects that the battery voltage collected by the second collection module is lower than the set threshold. 7. The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 2 or 3, wherein the first main MCU module and the second main MCU module are Stm32L011 series single-chip microcomputers. 8 . The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 2 or 3 , wherein the transmitting module and the receiving module are CC1101 radio frequency chips. 9 . 9 . The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 2 or 3 , wherein the first power supply module and the second power supply module use 18650 series 4.2V rechargeable lithium batteries. 10 . 10 . The split-type industrial field equipment maintenance and debugging auxiliary device according to claim 5 , wherein the first button module and the second button module are tact switches. 11 .

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