CN115242846A - WQAR system and device - Google Patents
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- CN115242846A CN115242846A CN202210900403.6A CN202210900403A CN115242846A CN 115242846 A CN115242846 A CN 115242846A CN 202210900403 A CN202210900403 A CN 202210900403A CN 115242846 A CN115242846 A CN 115242846A
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- 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
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G5/00—Traffic control systems for aircraft, e.g. air-traffic control [ATC]
- G08G5/0047—Navigation or guidance aids for a single aircraft
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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
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
Abstract
The invention provides a WQAR system and a device, and relates to the field of flight quality monitoring. A WQAR system comprises a power supply processing board, an external signal receiving and transmitting board, a main control board, a wireless communication board, a data interface board and a man-machine interaction module. The main control board receives and stores flight data through the external signal receiving and sending board and the data interface board, and sends the data to the ground station file management system through the 4G/5G wireless communication board for processing, so that the efficiency and the safety of flight data transmission are improved, and the data transmission fault-tolerant capability is strong. The utility model provides a be applied to device of WQAR system, includes the casing and locates handle, hatch door, debugging interface, memory card groove, pluggable draw-in groove, display screen, status indicator lamp, operating keyboard and antenna etc. on the casing, can feed back the state of current equipment through display screen and status indicator lamp to set up the system through operating keyboard. The device adopts an integrated design, has compact structure and is beneficial to the miniaturization of equipment.
Description
Technical Field
The invention relates to the technical field of flight quality monitoring, in particular to a WQAR system and a WQAR device.
Background
With the development of civil aviation technology, the comprehensive integration degree of aviation airborne equipment is higher and higher. Meanwhile, the requirements on rapidity and timeliness of fault location and trend analysis in airline operation are also increasing. The conventional fast access recorder (QAR) in a manual card-taking mode is mainly added to early airplanes to help airlines monitor the flight quality and maintenance quality of airplanes. The QAR is used for recording a large amount of flight parameter data, aircraft Condition Monitoring (ACMS) report data and related information, the recording parameters can reach more than 3000, and the recording time can reach hundreds of hours. However, most of the storage media of the existing QAR are optical discs or PCMCIA cards, and the data processing links are many, such as formatting, installation, removal, transmission, analysis, etc. of the storage media, which results in large workload, many human factors, easy error, high equipment failure rate, long repair time, and affects the effective monitoring of the airplane.
With the development of technology, modern civil aircraft are basically provided with a wireless fast access recorder (WQAR), and a ground management station can download flight data through a wireless network for ground analysis and processing, but the problems of large equipment size, long transmission time and incomplete transmission data still exist.
Disclosure of Invention
The invention aims to provide a WQAR system and a device, which can store and record relevant flight parameters transmitted by a real-time monitoring system on an airplane, data of airborne equipment and the like, quickly and stably transmit the data to a ground management station after the airplane lands for analysis and processing, can improve the safety of flight data transmission, and can reduce personnel requirements.
The embodiment of the invention is realized by the following steps:
in a first aspect, an embodiment of the present application provides a WQAR system, which includes a power processing board, an external signal transceiver board, a main control board, a wireless communication board, a data interface board, and a human-computer interaction module;
the power supply processing board is used for being connected with an external avionics system and supplying power to the main control board, the wireless communication board and the data interface board, the main control board is respectively connected with the wireless communication board, the data interface board and the human-computer interaction module, the input end of the external signal receiving and sending board is connected with the external avionics system, and the output end of the external signal receiving and sending board is connected with the data interface board.
Based on the first aspect, in some embodiments of the present invention, the main control board includes a control module and a driving module, the control module is connected to the human-computer interaction module through the driving module, and the driving module is configured to convert an external instruction into an analog signal and transmit the analog signal to the control module, and analyze a control instruction sent by the control module to drive an external device.
Based on the first aspect, in some embodiments of the present invention, the main control board further includes a flight record file management module connected to the control module, and the flight record file management module is configured to encode the collected flight data to form a flight file, and perform fragmentation compression storage.
Based on the first aspect, in some embodiments of the present invention, the main control board further includes a configuration module and a log module, which are connected to the control module, where the configuration module is configured to set system operation parameters and system time; the log module is used for recording state parameters in the system operation process.
Based on the first aspect, in some embodiments of the present invention, the human-computer interaction module includes a SIM card board, a TF card board, an IO board, and an HID human-computer control board, where the SIM card board is used to insert a SIM card to connect to a mobile network, the TF card board is used to insert a TF card to store data, the IO board is used to provide a serial interface, a parallel interface, and a driver control interface, and the HID human-computer control board is used to feed back system operation information to a user according to a control instruction of a main control board.
Based on the first aspect, in some embodiments of the present invention, the main control board is connected to the SIM card board/TF card board through an SD circuit/GPIO circuit, the main control board is connected to the IO board through an RS485 circuit, and the main control board is connected to the HID human machine control board through an I2C circuit and a GPIO circuit.
According to the first aspect, in some embodiments of the present invention, the power supply processing board includes an AC-DC circuit, a voltage reduction circuit, and an isolation filter circuit.
Based on the first aspect, in some embodiments of the present invention, the wireless communication board adopts a 4G/5G mobile communication technology.
In a second aspect, an embodiment of the present application provides an apparatus for a WQAR system, which includes a housing, a front panel of the housing is provided with a handle, a cabin door, a debugging interface, a memory card slot, a pluggable SIM card slot, an operating keyboard, and an RF antenna, a rear panel of the housing is provided with an integrated power supply and signal jack, and the debugging interface, the memory card slot, and the pluggable SIM card slot are disposed in the cabin door.
Based on the second aspect, in some embodiments of the invention, the apparatus further includes an OLED display screen and a status indicator light, the OLED display screen is disposed in the hollow hole of the operating keyboard, and the status indicator light is disposed at a side of the OLED display screen.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
in a first aspect, an embodiment of the present application provides a WQAR system, which includes a power processing board, an external signal transceiver board, a main control board, a wireless communication board, a data interface board, and a human-computer interaction module. When the system works, the system is powered on and enters a business process, and when an aircraft system sends data in the flight process, a flight record file management module in the system encodes relevant flight data such as flight routes, time, speed, aircraft performance parameters, engine state monitoring data and the like to form a flight file, divides the flight file into pieces, and compresses the pieces into a plurality of files for storage. After the aircraft lands and sails, the aircraft system sends a data transmission command, the main control board receives the data transmission command and sends the stored data files to the ground station file management system through the 4G/5G wireless communication board and the antenna to improve the transmission speed of the data files, and finally the ground station file management system assembles the data files into complete data files which are stored and displayed on the terminal. In addition, if the onboard WQAR system receives a power-off command but data is not completely transmitted to the ground station file management system, the WQAR system stores a data file in a local data storage card, such as an SD card or a TF card, reports the current state information to the airplane system and the ground station file management system, and leads the information in the card into the ground station file management system after a worker manually takes out the storage card; if the WQAR system receives the data sending instruction, but the wireless communication module cannot work, the state information is reported to the airplane system and the ground station file management system, meanwhile, the data file is stored in a local data storage card and waits for processing of workers, the data transmission fault-tolerant capability is strong, and the safety and the integrity of flight data transmission can be guaranteed.
In a second aspect, the embodiment of the present application provides a device applied to WQAR system, including integrating the casing, be equipped with handle, hatch door, debugging interface, memory card slot, pluggable SIM card slot, OLED display screen, status indicator lamp, operating keyboard and RF antenna on the front panel of casing, be equipped with integrated power and signal socket on the rear panel of casing, wherein, debugging interface, memory card slot and pluggable SIM card slot are located in the hatch door, and RF antenna (4G and 5G antenna) is installed in the side of handle from up down. When the integrated power supply and signal socket are connected with the power supply, the data wire and the control signal wire from the airplane, the system is powered on to start working, the status indicator lamp is normally on, when the airplane system sends data, the status indicator lamp slowly flashes, and meanwhile, the main control panel records the data files in a slicing mode, compresses the data files into a plurality of data files and displays the data files through the display screen. After the airplane lands, the airplane system sends a data transmission instruction, the WQAR system receives the data transmission instruction and then sends a stored data file to the ground station file management system through the 4G/5G wireless communication board and the antenna, at the moment, the current transmission state and progress are displayed through the display screen, and the state indicator lamp flashes rapidly. After the data transmission is finished, the state indicator light returns to the normally-on state, and the display screen also displays the transmission completion state. The whole device adopts a highly integrated design, has a compact structure and is beneficial to the miniaturization of equipment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a block diagram of an embodiment of a WQAR system provided by the present invention;
FIG. 2 is a block diagram of a main control board in an embodiment of the WQAR system provided in the present invention;
fig. 3 is a block diagram of a main control board in another embodiment of the WQAR system according to the present invention;
FIG. 4 is a schematic diagram of the connection between the main control board and each module in an embodiment of the WQAR system provided in the present invention;
fig. 5 is a schematic structural diagram of an apparatus applied to the WQAR system according to an embodiment of the present invention.
Icon: 1. a handle; 2. a cabin door; 3. debugging an interface; 4. a memory card slot; 5. a pluggable SIM card slot; 6. an OLED display screen; 7. a status indicator light; 8. operating a keyboard; 9. an RF antenna.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
Examples
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the individual features of the embodiments can be combined with one another without conflict.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a WQAR system according to an embodiment of the present invention.
In a first aspect, an embodiment of the present application provides a WQAR system, which includes a power processing board, an external signal transceiver board, a main control board, a wireless communication board, a data interface board, and a human-computer interaction module;
the power supply processing board is used for being connected with an external avionics system and supplying power to the main control board, the wireless communication board and the data interface board, the main control board is respectively connected with the wireless communication board, the data interface board and the human-computer interaction module, the input end of the external signal receiving and sending board is connected with the external avionics system, and the output end of the external signal receiving and sending board is connected with the data interface board.
In the technical scheme provided by this embodiment, firstly, a power processing board transforms, filters and stabilizes an externally input standard 115V/400Hz alternating current power supply to obtain direct currents of 12V and 5V, and then supplies power to a wireless communication board, a main control board and a data interface board; the external signal transceiver board sends the received airborne data (such as flight line, time, speed, airplane performance parameters, engine state monitoring data and the like) and control requirements to a data interface board, and outputs feedback information of the system to an external flight system; the data interface board transmits the received related data and the control requirement to the main control board. And after the main control board receives the data, the related flight data are coded to form flight files, and the flight files are fragmented and compressed into a plurality of files for storage. When the main control board receives a control instruction sent by the man-machine interaction module, corresponding logic judgment is carried out so as to judge whether data are sent to the ground station file management system or not. The 4G/5G wireless communication board timely opens the antenna to receive and transmit data according to the control instruction of the main control board; the man-machine interactive system configures and sets the WQAR system according to the input user instruction on one hand, and feeds back the current state information of the WQAR system to the user on the other hand.
For example, if the onboard WQAR system receives a power-off command but data is not completely transmitted to the ground station file management system, the WQAR system stores the data file in a local data storage card, such as an SD card or a TF card, and reports the current state information to the airplane system and the ground station file management system, and after a worker manually takes out the storage card, the information in the card is imported to the ground station file management system; if the WQAR system receives the data sending instruction, but the wireless communication module cannot work, the state information is reported to the airplane system and the ground station file management system, meanwhile, the data file is stored in a local data storage card and waits for being processed by workers, the data transmission fault-tolerant capability is strong, and the safety and the integrity of flight data transmission can be guaranteed.
Referring to fig. 2, based on the first aspect, in some embodiments of the present invention, the main control board includes a control module and a driving module, the control module is connected to the human-computer interaction module through the driving module, and the driving module is configured to convert an external instruction into an analog signal and transmit the analog signal to the control module, and analyze a control instruction sent by the control module to drive an external device.
In the technical solution provided in this embodiment, on one hand, the driving module converts information of the IO communication port of the bottom circuit board, input information of the keypad, information of the status indicator light 7 and other external components into analog signals and transmits the analog signals to the control module, so as to configure and set the WQAR system; and on the other hand, the control instruction sent by the control module is analyzed to drive the external equipment to execute corresponding operation, so that the function of man-machine interaction is realized.
Referring to fig. 3, based on the first aspect, in some embodiments of the present invention, the main control board further includes a flight record file management module connected to the control module, and the flight record file management module is configured to encode the collected flight data to form a flight file, and perform fragmentation compression storage.
Further, the main control board further comprises a configuration module and a log module which are connected with the control module, wherein the configuration module is used for setting system operation parameters and system time; the log module is used for recording state parameters in the system operation process.
In the technical scheme provided by this embodiment, after the control module receives data sent by an aircraft system, the flight record file management module encodes relevant flight data, such as flight routes, time, speed, aircraft performance parameters, engine state monitoring data, and the like, to form a flight file, divides the flight file into pieces, compresses the pieces into a plurality of files for storage, and records key information in the operation process of the system through the log module to help a user to judge the operation state of the system. And when the control module receives a control instruction sent by the man-machine interaction module, the control module sets system operation parameters, system time and the like through the configuration module. In addition, when the main control board receives a data transmission instruction and sends the stored data file to the ground station file management system through the 4G/5G wireless communication board and the antenna, the ground station file management system assembles a plurality of data files into a complete data file, then the complete data file is converted into files, diagrams, characters and other forms which are easy to understand by a user to be stored and displayed to the user terminal, and database type management of a plurality of airborne WQAR devices is achieved.
Referring to fig. 4, based on the first aspect, in some embodiments of the present invention, the human-computer interaction module includes a SIM card board, a TF card board, an IO board, and an HID human-computer control board, where the SIM card board is used to insert a SIM card to connect to a mobile network, the TF card board is used to insert a TF card to store data, the IO board is used to provide serial and parallel interfaces and a driver control interface, and the HID human-computer control board is used to feed back system operation information to a user according to a control instruction of a main control board.
Based on the first aspect, in some embodiments of the present invention, the main control board is connected to the SIM card board/TF card board through an SD circuit/GPIO circuit, the main control board is connected to the IO board through an RS485 circuit, and the main control board is connected to the HID human machine control board through an I2C circuit and a GPIO circuit.
In the technical scheme provided by this embodiment, the main control board is connected with each relevant module, for example, the SIM card/TF card, the IO board, the HID human-computer control board, etc., through the SD circuit, the GPIO circuit, the RS485 circuit, the I2C circuit, etc., respectively, so as to implement functions of networking communication, data storage, human-computer interaction, etc.
By way of example, additional Memory may also be employed for data storage, which may be, but is not limited to, random Access Memory (RAM), read Only Memory (ROM), programmable Read-Only Memory (PROM), erasable Read-Only Memory (EPROM), electrically Erasable Read-Only Memory (EEPROM), and the like. In addition, the processor arranged on the main control board can be an integrated circuit chip with signal processing capability. The Processor may be a general-purpose Processor, including a Central Processing Unit (CPU), a Network Processor (NP), etc.; but also Digital Signal Processors (DSPs), application Specific Integrated Circuits (ASICs), field Programmable Gate Arrays (FPGAs) or other Programmable logic devices, discrete Gate or transistor logic devices, discrete hardware components.
In some embodiments of the invention based on the first aspect, the power supply processing board comprises an AC-DC circuit, a voltage reduction circuit and an isolation filter circuit.
In the technical solution provided in this embodiment, the power processing board firstly transforms an AC noisy power supply with 115V/400Hz input from the outside through an AC-DC circuit, converts the AC into DC, then filters the DC through an isolation filter circuit to obtain a relatively pure DC power supply, and then steps down the DC through a voltage step-down circuit to obtain a DC 12V voltage and a DC 5V voltage, so as to supply power to each module of the WQAR device, such as the main control board, the wireless communication board, and the data interface board.
Based on the first aspect, in some embodiments of the present invention, the wireless communication board adopts a 4G/5G mobile communication technology.
Referring to fig. 5, in a second aspect, the present invention provides a device for use in a WQAR system, which includes a housing, and a handle 1 is disposed on a front panel of the housing, so as to facilitate pushing and pulling the entire housing. The other hatch door 2, the debugging interface 3, the memory card slot 4, but plug-in SIM draw-in groove 5 that are equipped with of handle 1 to in the above-mentioned hatch door 2 is located to debugging interface 3, memory card slot 4 and plug-in SIM draw-in groove 5, can protect the draw-in groove, prevent ash falling etc.. An operation keyboard 8 and an RF antenna 9 (the RF antenna 9 comprises antennas with 2G, 3G, 4G and 5G frequency bands) are arranged above the handle 1, and an integrated power supply and signal socket is arranged on the rear panel of the shell.
Further, the device further comprises an OLED display screen 6 and a status indicator light 7, wherein the OLED display screen 6 is arranged in the hollow hole of the operation keyboard 8, and the status indicator light 7 is arranged on the side edge of the OLED display screen 6.
In the technical scheme provided by the embodiment, after the integrated power supply and signal jack are connected with the power supply and the data line and the control signal line from the airplane, the system is powered on to start working, the status indicator lamp 7 is normally on, when the airplane system sends data, the status indicator lamp 7 slowly flashes, and meanwhile, the main control panel records and compresses the data files in a slicing manner into a plurality of data files and displays the data files through the display screen. After the airplane lands, the airplane system sends a data transmission instruction, the WQAR system receives the data transmission instruction and then sends a stored data file to the ground station file management system through the 4G/5G wireless communication board and the antenna, at the moment, the current transmission state and progress are displayed through the display screen, and the state indicator lamp 7 flashes rapidly. And after the data is sent, the state indicator lamp 7 is restored to be in a normally-on state, the display screen also displays the transmission completion state, and at the moment, the file management system of the ground station receives the file, assembles the file and displays the file in real time at the user terminal of the ground station. The whole device adopts a highly integrated design, has a compact structure and is beneficial to the miniaturization of equipment.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other ways. The above-described apparatus embodiments are merely illustrative, and for example, the block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of apparatus according to various embodiments of the present application. In this regard, each block in the block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved.
In addition, functional modules in the embodiments of the present application may be integrated together to form an independent part, or each module may exist separately, or two or more modules may be integrated to form an independent part.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A WQAR system is characterized by comprising a power supply processing board, an external signal receiving and transmitting board, a main control board, a wireless communication board, a data interface board and a man-machine interaction module;
the power supply processing board is used for being connected with an external avionics system and supplying power to the main control board, the wireless communication board and the data interface board, the main control board is respectively connected with the wireless communication board, the data interface board and the man-machine interaction module, the input end of the external signal receiving and sending board is connected with the external avionics system, and the output end of the external signal receiving and sending board is connected with the data interface board.
2. The WQAR system as claimed in claim 1, wherein the main control board includes a control module and a driving module, the control module is connected to the human-computer interaction module through the driving module, and the driving module is configured to convert an external command into an analog signal and transmit the analog signal to the control module, and analyze the control command transmitted from the control module to drive an external device.
3. The WQAR system as claimed in claim 2, wherein the master control board further comprises a flight record file management module connected to the control module, the flight record file management module is configured to encode the collected flight data into a flight file and perform fragmentation compression storage.
4. The WQAR system as claimed in claim 2, wherein the main control board further includes a configuration module and a log module connected to the control module, the configuration module is used for setting system operation parameters and system time; the log module is used for recording state parameters in the system operation process.
5. The WQAR system according to claim 1, wherein the human-computer interaction module includes a SIM card board for inserting a SIM card to connect to the mobile network, a TF card board for inserting a TF card to store data, an IO board for providing serial and parallel interfaces and a driver control interface, and an HID human-computer control board for feeding back system operation information to a user according to a control command of the main control board.
6. The WQAR system of claim 5, wherein the main control board is connected to the SIM card/TF card through an SD circuit/GPIO circuit, the main control board is connected to the IO board through an RS485 circuit, and the main control board is connected to the HID PC board through an I2C circuit and a GPIO circuit.
7. The WQAR system of claim 1, wherein the power processing board includes an AC-DC circuit, a voltage reduction circuit, and an isolation filter circuit.
8. The WQAR system of claim 1, wherein the wireless communication board employs a 4G/5G mobile communication technology.
9. The device applied to the WQAR system is characterized by comprising a shell, wherein a front panel of the shell is provided with a handle, a cabin door, a debugging interface, a storage card slot, a pluggable SIM card slot, an operating keyboard and an RF antenna, a back panel of the shell is provided with an integrated power supply and a signal socket, and the debugging interface, the storage card slot and the pluggable SIM card slot are arranged in the cabin door.
10. The apparatus of claim 9, further comprising an OLED display screen disposed in the hollow hole of the keypad and status indicators disposed at sides of the OLED display screen.
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