CN112116800A - Split type industrial field equipment overhauls debugging auxiliary device - Google Patents
Split type industrial field equipment overhauls debugging auxiliary device Download PDFInfo
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- CN112116800A CN112116800A CN202011007478.9A CN202011007478A CN112116800A CN 112116800 A CN112116800 A CN 112116800A CN 202011007478 A CN202011007478 A CN 202011007478A CN 112116800 A CN112116800 A CN 112116800A
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- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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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
Technical Field
The invention relates to the field of equipment maintenance, in particular to a split type auxiliary device for maintenance and debugging of industrial field equipment.
Background
In the overhauling and debugging processes of industrial fields, particularly large equipment such as large storage tanks, cranes, tower cranes and the like, the problem that a debugging device and a test point are not located at the same position or in the same area exists, when overhauling and debugging are carried out on the occasion, at least two overhauling and debugging personnel are required to arrive at the overhauling and debugging field, manual or other tools are used for carrying out field adjustment in the debugging point area, whether the adjusted parameters are in place or not is determined, whether the specifically adjusted parameters are suitable or not is not displayed specifically in the debugging area, another testing personnel are required, and in the testing area, the universal meter or other overhauling and debugging instruments are used for testing to see whether the arrangement of the working personnel in the debugging area meets the debugging requirements or not. The two field maintenance and debugging workers generally need to hold communication equipment such as an interphone or a mobile phone for communication, great inconvenience is brought to maintenance and debugging work, and labor cost is wasted.
Disclosure of Invention
The invention aims to provide a split type maintenance and debugging auxiliary device for industrial field equipment, which can ensure that maintenance and debugging work is completed quickly and effectively, reduce the cost of maintenance and debugging personnel and improve the work efficiency.
In order to achieve the purpose, the invention provides the following scheme:
a split type industrial field device overhauls debugging auxiliary device includes: 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.
Optionally, the data transmitting apparatus includes: the device comprises a first main MCU module, a first power supply module, a first acquisition module and a transmitting module; the first power supply module, the first acquisition module and the transmitting module are all connected with the first main MCU module, and the first acquisition module is also connected with the first power supply module; the first acquisition module is used for acquiring industrial field bus signals on one hand and acquiring voltage signals of the first power supply module on the other hand; the first power supply module is used for supplying power to the first main MCU module, the first main MCU module is used for converting the acquired AD signals into digital voltage signals, and the transmitting module is used for transmitting the digital voltage signals to the data receiving equipment.
Optionally, the data receiving device includes: the second main MCU module, the second power supply module, the receiving module and the display module; the second power supply module, the receiving module and the display module are all connected with the second main MCU module, the second power supply module is used for supplying power to the second main MCU module, the receiving module is used for receiving signals of the data transmitting equipment, and the second main MCU module is used for processing the received signals according to display requirements and sending the signals to the display module for displaying.
Optionally, the data receiving device further includes a second acquisition module, and the second acquisition module is connected to the second power supply module; the voltage signal acquisition module is used for acquiring a voltage signal of the second power supply module.
Optionally, the data transmitting device further includes a first key module, where the first key module is connected to the first main MCU module, and is used to implement switching operation of the acquired signals; the data receiving equipment further comprises a second key module, and the second key module is connected with the second main MCU module and used for realizing switching operation of display signals.
Optionally, the data transmitting device further includes a first buzzer, and the first buzzer is connected to the first main MCU module and is configured to send an alarm when the first main MCU module detects that the battery voltage acquired by the first acquisition module is lower than a set threshold; the data receiving equipment further comprises a second buzzer, wherein the second buzzer is connected with the second main MCU module and used for giving an alarm when the second main MCU module detects that the battery voltage acquired by the second acquisition module is lower than a set threshold value.
Optionally, the first master MCU module and the second master 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 adopt 18650 series 4.2V rechargeable lithium batteries.
Optionally, the first key module and the second key module are tact switches.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
aiming at the scene that the debugging device and the display device are not in the same area, the invention transmits the actual debugging signal to a receiving handheld device through the wireless transmission device, the signal received by the handheld device is displayed by using the display screen, so that the debugging condition can be conveniently checked by the staff in the debugging area, and the signal size to be debugged can be timely adjusted, thus the overhauling and debugging work can be completed by only one staff in the debugging area, the overhauling and debugging work can be rapidly and effectively completed, the cost of the overhauling and debugging staff is reduced, and the working efficiency is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic diagram of the system operating conditions of the apparatus of the present invention;
FIG. 2 is a block diagram of a data transmission apparatus according to the present invention;
FIG. 3 is a block diagram of a data receiving device according to the present invention;
FIG. 4 is a flow chart of the operation of the data transmission apparatus of the present invention;
fig. 5 is a flowchart of the operation of the data receiving device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a split type maintenance and debugging auxiliary device for industrial field equipment, which can ensure that maintenance and debugging work is quickly and effectively completed, reduce the cost of maintenance and debugging personnel and improve the work efficiency.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The invention is mainly applied to special occasions on an industrial field, in particular to the overhaul and debugging processes of large equipment such as a large storage tank, a crane, a tower crane and the like, and particularly to a place where a signal acquisition area and a debugging area are not in the same area or position and are inconvenient for an overhaul and debugging person to operate, wherein the schematic diagram of the working condition of the system is shown in figure 1.
The invention is composed of two parts of data transmitting equipment and data receiving equipment (handheld terminal). The main function of the transmitting device is to collect data in a data collection area or a test area of an industrial field and then transmit the collected data, and the transmitting device mainly comprises a first main MCU module, a first power supply module, a first collection module and a transmitting module, as shown in FIG. 2.
In addition, the LED lamp also comprises a first key module, a first buzzer and a first LED module.
The first main MCU module adopts an ultra-low power consumption chip Stm32L011 series single chip microcomputer of ST Italian semiconductor company, and acquires 0-5V voltage signals or 485 serial port signals required to be acquired in a signal acquisition region. The Stm32L011 single chip microcomputer is provided with a 12-bit AD, if a voltage signal needs to be acquired, the AD signal read by the first acquisition module is converted into a digital voltage signal, and a voltage value is sent out. If the serial port signal is 485 serial port signal, the signal source is switched to be converted into a serial port signal acquisition mode, and the voltage, current or other information parameters output by a manufacturer are transmitted to data receiving equipment (handheld terminal equipment) in a debugging area through a wireless transmitting module through serial port communication.
The signal acquisition part is divided into voltage signals or 485 serial port signals, and before the detection equipment detects the signals, the voltage signals or the 485 serial port signals need to be detected. The switching of the two signal sources is completed through the operation of the first key module. The default of the system is a voltage signal, if signal source switching is needed, long-time pressing of the first key module is not loosened before starting up and powering on, and the system is powered on to realize switching operation of the signal source. This operation may also be implemented by a dial switch.
The transmitting module adopts CC1101 radio frequency chip of TI company, specially solves the wireless application with low cost and low power consumption, adopts a private communication protocol, and adopts a system design automatic retransmission mechanism to ensure the reliability and the integrity of signals. Meanwhile, the CC1101 wireless communication module is adopted, a CRC (cyclic redundancy check) design and a special communication channel design are adopted, the transceiver module can be set in the same channel for information transmission, the interference of other wireless signals is avoided, and meanwhile, the accuracy and the reliability of data transmission can be effectively guaranteed through the CRC.
The first power supply module adopts 18650 series 4.2V rechargeable lithium batteries, the first acquisition module regularly samples a battery signal AD, when the voltage signal is detected to be lower than an alarm set value by 3.7V (under-voltage), the first buzzer sends out voltage under-voltage reminding (continuous dripping sound) every one minute, and a user needs to charge or replace the battery in time; the whole work flow is shown in FIG. 4; the trouble of frequently replacing the battery can be effectively avoided by utilizing the rechargeable lithium battery, and the equipment cost is reduced. In addition, the first buzzer can be used for indicating the data transmission completion state when the data transmission is completed, and the buzzer sends out a click prompt after the data transmission is completed to indicate that the current data transmission is completed.
The LED lamp in the first LED module is typically used to indicate the normal operation of the device.
Meanwhile, the transmitting equipment adopts a hardware on-off circuit design, because the equipment is only used when the industrial field is overhauled and debugged, the equipment needs to be powered off at ordinary times, a power-on key is turned on when the overhauling and debugging are needed, the equipment is powered on, and when the overhauling and debugging are finished, a power-off button is pressed to carry out the power-off operation.
Fig. 3 shows a block diagram of the data receiving device, 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, the LED lamp also comprises a second key module, a second buzzer and a second LED module.
The scheme adopted by the second main MCU module, the second power supply module, the second buzzer and the second LED module and the scheme of the data transmitting device are adopted in the specific implementation method. The LED lamp in the second LED module is turned on normally to indicate that the equipment works normally, so that the function of indicating the normal work of the system is achieved.
The receiving module adopts a CC1101 radio frequency transmitting module and is set to be in a receiving mode. The data communication channel is set to be the same as a working channel of the data transmitting equipment, a data receiving protocol also adopts a private encryption protocol, and the accuracy and the reliability of data transmission are ensured through the CRC self-check of the CC 1101.
The display module is used for displaying the received voltage signals or serial port signals according to the data of relevant formats according to actual requirements, so that the parameters of the debugging equipment can be conveniently checked by the overhaul and debugging personnel in real time. The display module adopts 12864 liquid crystal display and can display the signal parameters of the test area. The display module is also divided into a voltage signal display interface and a serial port signal display interface, and is switched through the operation of the second key module. The second key module comprises three buttons, the key 1 is pressed, and the interface enters a digital voltage signal display interface; when a key Back key is pressed, a main interface display interface is entered, the main interface is a signal source selection interface, and the maintenance and debugging personnel can switch the interface display according to actual needs; and pressing the key 2 to enable the interface to enter a serial port signal display interface, pressing a key Back again to enable the display module to enter a main interface display state.
The battery voltage sampling of the second power supply module is realized through the second acquisition module, and other processes are the same as those of the data transmitting equipment.
Specifically, the work flow according to the receiving device is shown in fig. 5.
The invention also discloses the following technical effects:
1. the invention can solve the problem of complex maintenance and debugging in the industrial field, and integrates two working contents which are not in the same working area into one working area by utilizing the wireless signal receiving and transmitting equipment, thereby reducing the complexity of maintenance and debugging work and improving the working efficiency;
2. the signal acquisition part of the invention can acquire digital signals similar to 0-5V, also can acquire 485 serial port signals or other industrial field bus signals, and transmits the signals of the signal acquisition area to the debugging area in a wireless transmission mode and displays the signals;
3. the invention adopts the CC1101 radio frequency module, and adds the private communication protocol and the CRC data check, thereby ensuring the integrity and the accuracy of the data wireless transmission, and simultaneously, the invention can effectively reduce the interference of an external interference source to a wireless signal and ensure the effectiveness of the data transmission by utilizing the private communication protocol.
4. The data receiving part of the invention displays data in real time through the handheld data terminal, so that the overhaul and debugging personnel can conveniently check the debugging result in time, the inconvenience caused by using other mobile devices such as an interphone and the like to shout in the air is avoided, the time cost is saved, the workload of one overhaul and debugging personnel can be reduced, and the overhaul and debugging burden is reduced.
5. The detection device of the invention integrates the voltage acquisition port and the serial port signal acquisition port at the same time, and the system realizes the switching of transmission signal sources through key operation so as to realize the signal acquisition in different application places.
6. The invention utilizes 433Mhz wireless transmission technology to wirelessly transmit the collected electric signals in the test area, the receiving end is used as a handheld terminal to analyze and display the received wireless signals and display the wireless signals on the liquid crystal screen in time, thereby facilitating the overhaul and debugging personnel to observe the change condition of the debugging signals in time in the debugging area and completing the overhaul and debugging work more quickly.
7. The data transmitting equipment and the data receiving and displaying equipment are powered by rechargeable lithium batteries, and the equipment is started only during maintenance and debugging work, so that the charging or replacement operation of the batteries is ensured, and the convenience is realized.
In addition, this scheme can also adopt the test area territory to install the camera, and the signal change condition to the debugging region can be realized observing through cell-phone APP or other equipment in the debugging region, in time changes the debugging scheme.
The technical scheme of the wireless transmission can also be realized through 315MHz or NB-IOT technology, 4G, 5G and other communication modes, and the technical realization based on the thought is in the research scope of the invention.
The 0-5V voltage signal or the 485 serial port signal tested by the scheme can also realize the detection and display functions of the related bus signals of Profibus, EtherCAT, Lightbus and the like on some industrial fields, and the scheme for testing the bus signals is also within the protection scope of the invention.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (10)
1. The utility model provides a split type industrial field device overhauls debugging auxiliary device which characterized in that includes: 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.
2. The split industrial field device service commissioning assistance apparatus of claim 1, wherein said data transmission device comprises: the device comprises a first main MCU module, a first power supply module, a first acquisition module and a transmitting module; the first power supply module, the first acquisition module and the transmitting module are all connected with the first main MCU module, and the first acquisition module is also connected with the first power supply module; the first acquisition module is used for acquiring industrial field bus signals on one hand and acquiring voltage signals of the first power supply module on the other hand; the first power supply module is used for supplying power to the first main MCU module, the first main MCU module is used for converting the acquired AD signals into digital voltage signals, and the transmitting module is used for transmitting the digital voltage signals to the data receiving equipment.
3. The split industrial field device service commissioning assistance apparatus of claim 1, wherein said data receiving device comprises: the second main MCU module, the second power supply module, the receiving module and the display module; the second power supply module, the receiving module and the display module are all connected with the second main MCU module, the second power supply module is used for supplying power to the second main MCU module, the receiving module is used for receiving signals of the data transmitting equipment, and the second main MCU module is used for processing the received signals according to display requirements and sending the signals to the display module for displaying.
4. The split type industrial field device overhauling 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 with a second power supply module; the voltage signal acquisition module is used for acquiring a voltage signal of the second power supply module.
5. The split type industrial field device overhauling and debugging auxiliary device according to claim 1 or 2, wherein the data transmitting device further comprises a first key module, and the first key module is connected with the first main MCU module and used for switching the acquired signals; the data receiving equipment further comprises a second key module, and the second key module is connected with the second main MCU module and used for realizing switching operation of display signals.
6. The split type maintenance and debugging auxiliary device for industrial field devices according to claim 1 or 2, wherein the data transmitting device further comprises a first buzzer, the first buzzer is connected with the first main MCU module and used for giving an alarm when the first main MCU module detects that the voltage of the battery collected by the first collecting module is lower than a set threshold value; the data receiving equipment further comprises a second buzzer, wherein the second buzzer is connected with the second main MCU module and used for giving an alarm when the second main MCU module detects that the battery voltage acquired by the second acquisition module is lower than a set threshold value.
7. The split type industrial field device overhauling 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 device overhauling and debugging auxiliary device according to claim 2 or 3, wherein the transmitting module and the receiving module are CC1101 radio frequency chips.
9. The split type industrial field device overhaul and debugging auxiliary device according to claim 2 or 3, wherein the first power supply module and the second power supply module are 4.2V rechargeable lithium batteries of 18650 series.
10. The split type industrial field device overhauling and debugging auxiliary device according to claim 5, wherein the first key module and the second key module are tact switches.
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| CN202011007478.9A CN112116800A (en) | 2020-09-23 | 2020-09-23 | Split type industrial field equipment overhauls debugging auxiliary device |
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Application publication date: 20201222 |