CN217279640U - Combined recorder and aircraft - Google Patents
Combined recorder and aircraft Download PDFInfo
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- CN217279640U CN217279640U CN202122812467.4U CN202122812467U CN217279640U CN 217279640 U CN217279640 U CN 217279640U CN 202122812467 U CN202122812467 U CN 202122812467U CN 217279640 U CN217279640 U CN 217279640U
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Abstract
The crash protection component is installed and fixed on the base, and an underwater positioning beacon is fixedly installed outside the crash protection component; the base is internally provided with a comprehensive control panel, the comprehensive control panel is connected with the crash protection assembly, and the comprehensive control panel comprises a data management module and a power supply module which are integrally arranged. The data management module comprises: the device comprises a first connector, a second connector, a storage module, a data processing module, a PHY chip, a secondary power supply conversion module, a data chain information receiving module, a flight data receiving module, a FLASH module, an audio module and a switching value module. The power supply module comprises a third connector, an AC/DC module, an input power supply preprocessing module, a power failure signal indicating module and a voltage output module. Through the processing scheme, the weight of the recorder is reduced, and the stability of data transmission is improved.
Description
Technical Field
The application relates to the technical field of avionic testing, in particular to a combined recorder and an aircraft.
Background
With the development of avionics technology, the requirements of civil airliners on the complexity and the information content of data records are higher and higher. The development of the combined recorder conforms to the development trend of the times, the recording of various data types is considered, the recording duration is also required, the weight reduction design, the low-cost design and the stability optimization are performed on the premise of ensuring the safety, the product is redesigned to realize the configurable function module, and the universal expansion of the product is facilitated. When the aircraft breaks down, the recorder is damaged along with the aircraft, so two combined recorders are arranged on the common aircraft, even if one recorder is damaged, all accident data can not be lost, and the accuracy of an accident investigation result is ensured.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present application provides a combined recorder, which combines a data management board and a power board into one, so as to at least solve the problem of data transmission stability.
The embodiment of the application provides a combined recorder which comprises a crash protection component and a base, wherein the crash protection component is installed and fixed on the base, and an underwater positioning beacon is fixedly installed outside the crash protection component;
the base is internally provided with a comprehensive control panel, the comprehensive control panel is connected with the crash protection assembly, and the comprehensive control panel comprises a data management module and a power supply module which are integrally arranged.
According to a specific implementation manner of the embodiment of the present application, the data management module includes:
the first connector is positioned at one end of the comprehensive control board, extends out of the comprehensive control board and is used for receiving maintenance information;
the second connector is connected with the crash protection component and used for receiving data of the crash protection component;
the storage module is connected with the second connector and used for storing the data of the protection component;
the data processing module is connected with each part in the data management module and is used for processing data;
the PHY chip is connected with the first connector and is used for transmitting the maintenance information to a data processing module;
and the secondary power supply conversion module is connected with the power supply module and is used for converting voltage into working voltage of the comprehensive control panel and externally output power supply voltage.
According to a specific implementation manner of the embodiment of the application, the data management module further comprises an aircraft data receiving module connected with the data processing module, and the aircraft data receiving module comprises a data link information receiving module, a flight data receiving module, a FLASH module, an audio module and a switching value module.
According to a specific implementation manner of the embodiment of the present application, the power module includes:
the third connector is positioned at the other end of the comprehensive control board, extends out of the comprehensive control board, is connected with the fourth connector, and is used for transmitting flight data, audio data and data link data and supplying power to a power supply on a receiver;
the AC/DC module is connected with an external power supply and is used for converting an alternating current input signal into a direct current input signal;
the input end of the input power supply preprocessing module is connected with the output end of the AC/DC module and is used for preprocessing the direct current input signal;
the input end of the surge suppression module is connected with the output end of the input power supply preprocessing module, and the output end of the surge suppression module is connected with the input end of the secondary power supply conversion module;
the power failure signal indicating module is connected with the output end of the surge suppression module;
and the voltage output module is connected with the output end of the secondary power supply conversion module.
According to a specific implementation manner of the embodiment of the application, the input power preprocessing circuit comprises a tantalum capacitor, a filter and a rectifier bridge.
According to a specific implementation manner of the embodiment of the application, the voltage output module includes a 12V dc output module and an 18V dc output module.
According to a specific implementation manner of the embodiment of the application, the data processing module is an SOC and comprises an FPGA module and a microprocessor which are connected and used for processing data.
According to a concrete implementation mode of this application embodiment, the outside one end of base is equipped with the handle, the handle with the base integration sets up.
In a second aspect, an embodiment of the present application further provides an aircraft, where the aircraft includes at least two combined recorders according to any one of the first aspects, and data recorded by the combined recorders are backup for each other.
Advantageous effects
The utility model provides a Flight Data Recorder (FDR) and cockpit cabin sound recorder (CVR)'s function has been compromise simultaneously to the combination formula recorder, and can gather simultaneously and export multiple type data.
This combination formula recorder unites two into one data management board and power strip, improves the device overall arrangement, solves the problem of data transmission stability after the integrated circuit board merges, finally reaches the purpose that subtracts heavy reduce cost.
The integrated handle with new design is adopted, and the handle and the base part are combined, so that the purposes of reducing weight and facilitating operation are achieved.
The original maintenance interface is cancelled, the design that the connector stretches out is adopted, the cost is reduced, the weight is reduced, the layout area of the board card is increased, and meanwhile, the electromagnetic compatibility characteristic of the whole machine is ensured by adopting an electromagnetic protection means at the connector.
The AC/DC power conversion module is built, so that the height of the power end of the recorder is reduced, the weight is reduced, and the cost is reduced.
Two combined recorders which are mutually backed up are respectively arranged at the head end and the tail end of the aircraft, so that accident data can not be lost, and the accuracy of an accident investigation result is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, 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 application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a combined recorder according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an integrated control panel according to an embodiment of the present invention;
fig. 3 is a flowchart illustrating the operation of the integrated control panel according to an embodiment of the present invention.
In the figure: 1. positioning a beacon underwater; 2. crash protection components; 3. a handle; 4. a base; 5. a comprehensive control panel; 51. a first connector; 52. an AC/DC module.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all embodiments. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict. 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.
It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present application, and the drawings only show the components related to the present application rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
In a first aspect, the embodiment of the application provides a combined recorder, the specific structure of the combined recorder refers to fig. 1, the combined recorder comprises a crash protection component 2 and a base 4, the crash protection component 2 is installed and fixed on the base 4, an underwater positioning beacon 1 is fixedly installed outside the crash protection component 2, the underwater positioning beacon 1 is activated when being in danger and touching water, and the position of the combined recorder is searched through radiated sound waves when an accident happens.
Be equipped with integrated control panel 5 in the base 4, integrated control panel 5 with crash protection component 2 is connected, integrated control panel 5 is including data management module and the power module of integration setting.
Specifically, the structure of the data management module is shown in fig. 2, and mainly includes:
and the first connector 51 is positioned at one end of the integrated control board, extends out of the integrated control board and is used for receiving maintenance information. In this embodiment, the original maintenance interface is eliminated, the design of extending the connector is adopted, the cost is reduced, the weight is reduced, the layout area of the board cards is increased, and meanwhile, the electromagnetic compatibility characteristic of the whole machine is ensured by adopting an electromagnetic protection structure at the first connector 51.
The second connector is connected with the crash protection component 2 and used for receiving data of the crash protection component 2; the storage module is connected with the second connector and is used for storing the data of the protection component 2; the data processing module is connected with each part in the data management module and is used for processing data; a PHY chip connected to the first connector 51, and configured to transmit the maintenance information to a data processing module; and the secondary power supply conversion module is connected with the power supply module and is used for converting voltage into working voltage of the comprehensive control board 5 and power supply voltage output to the outside.
Further, the data management module further comprises an aircraft data receiving module connected with the data processing module, and the aircraft data receiving module comprises a data link information receiving module (i.e. 429 receiving module in fig. 2), a flight data receiving module (717 module in fig. 2), a FLASH module, an audio module and a switching value module.
Further, the power module includes: and the third connector is positioned at the other end of the integrated control board 5, extends out of the integrated control board 5, is connected with the rectangular aviation working connector through a fourth connector, is used for transmitting flight data, audio data and data link data and supplying power (AC or DC) to a power supply on a receiver, and is an inter-board working connector.
And the AC/DC module 52 is connected with an external power supply and used for converting an alternating current input signal into a direct current input signal, and the height of the power end of the recorder can be reduced by self-building the AC/DC power conversion module, so that the weight is reduced, and the cost is reduced.
And the input power supply preprocessing module is connected with the output end of the AC/DC module 52 and is used for preprocessing the direct current input signal, and the input power supply preprocessing circuit comprises a tantalum capacitor, a filter and a rectifier bridge.
The input end of the surge suppression module is connected with the output end of the input power supply preprocessing module, and the output end of the surge suppression module is connected with the input end of the secondary power supply conversion module; the power failure signal indicating module is connected with the output end of the surge suppression module; and the voltage output module is connected with the output end of the secondary power supply conversion module and comprises a 12V direct current output module and an 18V direct current output module.
In a preferred embodiment, a handle 3 is disposed at one end of the outer portion of the base 4, and the handle 3 is integrally disposed with the base 4, so that the handle 3 and the base member are combined for the purposes of reducing weight and facilitating operation.
According to a specific implementation manner of the embodiment of the application, the data processing module is an SOC and comprises an FPGA module and a microprocessor which are connected and used for processing data.
Referring to fig. 3, the work flow of the combined recorder mainly includes: the AC/DC conversion circuit (the AC/DC module 52) converts an alternating current input signal into a direct current input signal and a 28V input signal, and the direct current input signal and the 28V input signal are connected in parallel and then enter the input power supply preprocessing circuit; the flight data acquisition circuit comprises a data chain acquisition circuit (429 circuit), a flight data acquisition circuit (717 circuit), a switching value acquisition circuit (switching value) and an audio acquisition circuit, wherein the data chain acquisition circuit, the flight data acquisition circuit (717 circuit), the switching value acquisition circuit and the audio acquisition circuit acquire and process the data and transmit the data to a data processing module (XC7020-2CLG 4841); the data processing module, the DDR module, the FLASH module and the Ethernet module finish the functions of variable storage, program execution calling, data downloading and program loading; the secondary power conversion circuit converts the voltage into the working voltage of the comprehensive control board 5 and the externally output power supply voltage.
The data management module mainly completes AR I NC717 bus data receiving and processing; ARI NC429 bus data receiving and processing; task scheduling and protocol analysis, recording/stopping command judgment and the like. Meanwhile, the command sent by the system maintenance equipment is received through the Ethernet bus interface, the protocol is analyzed according to the protocol to generate a corresponding task, and after the task is completed, the execution result of the task is responded; and receiving the task from the communication control module through the message queue, executing operations such as file directory creation, data recording, file directory downloading, data downloading, code reading and writing configuration and the like, and responding the execution result of the task to the communication control module. The initialization of the audio coding and decoding chip is completed, 4 paths of audio signals are collected, the collected audio data are sent to the storage module and stored in the storage component, and the audio collection recording operation can be started or stopped; and completing the audio data test function and judging the working correctness of the audio recording function. The various types of data processed by the data management module are stored in the storage module, specifically, the data management module stores audio data, data link data and flight data in the storage module, and the storage module is arranged in the comprehensive control panel 5, so that the data transmission rate is improved, and the data storage capacity is increased.
Power module and data management module set up on same comprehensive control panel, through improving the device overall arrangement, solve the problem of integrated circuit board combination back data transmission stability, finally reach and subtract heavy reduce cost's purpose.
After the flight of the aircraft is finished, the data can be downloaded through ground maintenance software, and various types of data stored in the combined recorder can be analyzed through data processing software, so that reliable basis is provided for maintenance prediction and accident prediction of the aircraft.
In a second aspect, an embodiment of the present application further provides an aircraft, where the aircraft includes at least two combined recorders according to any one of the above first aspects, and data recorded by multiple recorders are backed up with each other.
The combined recorder changes the capacity adaptability of the control module circuit and the crash protection component shell, so that the recorder can complete the recording capacity of 25 hours of audio data in each path of 6 paths on the premise of recording 25 hours of flight data and 25 hours of data link data; the traditional maintenance port connection mode is changed, the printed board integrated design and the light weight design of structural components are adopted, the space is fully utilized to reduce the height of the recorder, and other targeted weight reduction designs are adopted, so that the weight of the recorder is reduced from 4.5kg to 3.75 kg; aiming at the requirement of power failure duration in the standard, the energy storage circuit and the FPGA control mode are redesigned, so that the recorder meets the technical requirement of power failure interruption in the standard under the conditions of lower cost and smaller space.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. A combined recorder is characterized by comprising a crash protection component and a base, wherein the crash protection component is installed and fixed on the base, and an underwater positioning beacon is fixedly installed outside the crash protection component;
be equipped with the integrated control panel in the base, the integrated control panel with crash protection component connects, the integrated control panel is including data management module and the power module that the integration set up, data management module includes:
the first connector is used for receiving maintenance information and located at one end of the comprehensive control board and extends out of the comprehensive control board;
a second connector for receiving the protection component data, the second connector being connected to the crash protection component;
the storage module is used for storing the data of the protection component and is connected with the second connector;
the data processing module is used for processing data and is connected with each part in the data management module;
the PHY chip is used for transmitting the maintenance information to a data processing module and is connected with the first connector;
and the secondary power supply conversion module is used for converting voltage into working voltage of the comprehensive control board and power supply voltage output externally, and is connected with the power supply module.
2. The combination recorder of claim 1, wherein the data management module further comprises an aircraft data receiving module coupled to the data processing module, the aircraft data receiving module comprising a data link information receiving module, a flight data receiving module, a FLASH module, an audio module, and a switching value module.
3. The combination recorder of claim 1, wherein the power module comprises:
the third connector is positioned at the other end of the comprehensive control board, extends out of the comprehensive control board, is connected with the fourth connector, and is used for transmitting flight data, audio data and data link data and supplying power to a power supply on a receiver;
the AC/DC module is connected with an external power supply and is used for converting an alternating current input signal into a direct current input signal;
the input end of the input power supply preprocessing module is connected with the output end of the AC/DC module and is used for preprocessing the direct current input signal;
the input end of the surge suppression module is connected with the output end of the input power supply preprocessing module, and the output end of the surge suppression module is connected with the input end of the secondary power supply conversion module;
the power failure signal indicating module is connected with the output end of the surge suppression module;
and the voltage output module is connected with the output end of the secondary power supply conversion module.
4. The combination recorder of claim 3, wherein the input power pre-processing circuitry comprises a tantalum capacitor, a filter, and a rectifier bridge.
5. The combination recorder of claim 3, wherein the voltage output module comprises a 12V DC output module and an 18V DC output module.
6. The combination recorder of claim 1, wherein the data processing module is a SOC comprising a FPGA module and a microprocessor coupled to process data.
7. The combination recorder of any one of claims 1-6, wherein a handle is provided at one end of the exterior of the base, the handle being integral with the base.
8. An aircraft, characterized in that it comprises at least two modular recorders according to any of claims 1 to 7, the data recorded by a plurality of said modular recorders being back-up to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122812467.4U CN217279640U (en) | 2021-11-16 | 2021-11-16 | Combined recorder and aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122812467.4U CN217279640U (en) | 2021-11-16 | 2021-11-16 | Combined recorder and aircraft |
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| Publication Number | Publication Date |
|---|---|
| CN217279640U true CN217279640U (en) | 2022-08-23 |
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| CN202122812467.4U Active CN217279640U (en) | 2021-11-16 | 2021-11-16 | Combined recorder and aircraft |
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| CN (1) | CN217279640U (en) |
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- 2021-11-16 CN CN202122812467.4U patent/CN217279640U/en active Active
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