Protective comprehensive recorder
By designing a protective integrated recorder, the problems of data acquisition and storage integration and crash survival in light and small unmanned aerial vehicles were solved, realizing highly integrated data recording and analysis functions to meet the needs of unmanned aerial vehicles.
Patent Information
- Application Number
- CN202422864859.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-22
- Publication Date
- 2025-10-28
- Estimated Expiration
- 2034-11-22
AI Technical Summary
The black boxes of existing lightweight unmanned aerial vehicles require small size, light weight and high integration, but existing technologies are difficult to meet these requirements.
A protective integrated recorder was designed, comprising a data management module, a crash protection component, and a power module. It connects to onboard equipment through multiple bus interfaces to achieve data acquisition and storage. The storage module adopts a multi-layered protective structure, which has crash survival capabilities, and data download is achieved through an Ethernet bus interface.
It achieves highly integrated data acquisition and recording, possesses crash survival capabilities, and the recorded data is used for flight assessment and accident analysis, meeting the needs of light and small unmanned aerial vehicles.
Smart Images
Figure CN223486544U_ABST
Abstract
Description
Technical Field
[0001] This utility model belongs to the field of airborne equipment and relates to a protective integrated recorder. Background Technology
[0002] In recent years, unmanned aerial vehicle systems have developed rapidly. For small and light unmanned aerial vehicles, due to limitations in payload and performance, the black box is required to be small in size, light in weight, and highly integrated. Utility Model Content
[0003] Purpose of the utility model: To provide a protective integrated recorder with improved integration.
[0004] Technical solution:
[0005] A protective integrated recorder includes: a data management module and a crash protection component. The data management module connects to onboard equipment via three DFTI buses, one 1553B bus, and 13 RS-422 buses to acquire data from these three buses. After being packaged by a processor, the data is written to the storage module of the crash protection component via an ONFI bus interface circuit to achieve comprehensive data recording. The data is also connected to ground equipment via one Ethernet bus for data download and maintenance.
[0006] Furthermore, it also includes a power supply module, which is powered by a +28V power supply. After filtering and power conversion, the power supply module outputs internal power to power the data management module.
[0007] Furthermore, the crash protection component adopts a multi-layered protective structure, and the storage module has a capacity of 64GB.
[0008] Furthermore, the power module, data management module, and crash protection assembly are housed within a single enclosure. The power module is mounted near the external connector, the crash protection assembly is mounted away from the external connector, and the data management module is mounted at the bottom.
[0009] Furthermore, the power module is mounted above the data management module.
[0010] Furthermore, the power module is connected to the data management module via bonding wires, the data management module and the storage module of the crash protection component are connected via micro-connectors, and the data management module and the external connector are connected via micro-connectors.
[0011] Beneficial effects:
[0012] This utility model discloses a protective integrated recorder that can comprehensively collect and record data related to DFTI, 1553B, and RS-422 buses. It features high integration and crash survival capabilities, and the recorded data is used for flight assessment and accident analysis. It possesses multiple bus acquisition and recording capabilities, high integration, and crash survival capabilities; the recorded data is used for flight assessment and accident analysis. Attached Figure Description
[0013] Figure 1 This is a schematic diagram of the protective integrated recorder of this utility model;
[0014] Figure 2 This is a schematic diagram of the external appearance of the protective integrated recorder of this utility model. Detailed Implementation
[0015] like Figure 1-2 This utility model discloses a protective integrated recorder based on DFTI, 1553B and RS-422 bus. It comprehensively collects and records data from DFTI, 1553B and RS-422 bus, packages the data with a processor, and writes it to a storage module protected by a protective housing through an ONFI bus interface circuit. The data is then downloaded through an Ethernet bus interface for flight evaluation and accident analysis.
[0016] A protective integrated recorder based on DFTI, 1553B and RS-422 bus consists of a power module, a data management module and a crash protection component.
[0017] The power module is powered by a +28V power supply, and after filtering and power conversion, it outputs internal power to power the data management module.
[0018] The data management module uses an ARM-based SOC chip as its processor platform; it acquires data from three types of buses through 3 DFTI bus interfaces, 1 1553B bus interface, and 13 RS-422 bus interface circuits; after being packaged by the processor, the data is written to the storage module protected by the protective casing through the ONFI bus interface circuit, realizing comprehensive data recording; and data download and maintenance are realized through 1 Ethernet bus interface.
[0019] The crash protection system features a multi-layered protective structure and contains a 64GB storage module.
[0020] The present invention will now be described in further detail with reference to the accompanying drawings. Please refer to the accompanying drawings. Figures 1 to 2 .
[0021] like Figure 1As shown in the schematic diagram of this protective integrated recorder, the power module uses an onboard 28V DC dual-channel power supply. After dual-channel power selection, filtering, and conversion, the power module outputs +5V DC power to supply the data management module. The data management module uses an ARM-based SOC chip as its processor platform. It acquires data from three bus interfaces: a 3-channel DFTI bus interface, a 1553B bus interface, and a 13-channel RS-422 bus interface. The data is packaged by the processor and written to a storage module protected by a protective casing via an ONFI bus interface circuit, achieving comprehensive data recording. Data download and maintenance are achieved through a 1-channel Ethernet bus interface. The crash protection component employs a multi-layered protective structure and houses a 64GB storage module.
[0022] like Figure 2 As shown in the diagram, the protective integrated recorder of this invention comprises a power module, a data management module, and a crash protection component housed within a casing. The power module is positioned near the external connector, the crash protection component is positioned away from the external connector, and the data management module is located at the bottom. The power module is connected to the data management module via soldered wires. The data management module and the storage module of the crash protection component are connected via micro-connectors, and the data management module is also connected to the external connector via micro-connectors.
[0023] During normal operation, after the onboard power supply is activated, the power module filters and converts the power to provide internal power to the data management module. The data management module uses an ARM-based SOC chip as its processor platform. It acquires data from three types of buses through three DFTI bus interfaces, one 1553B bus interface, and 13 RS-422 bus interface circuits. After being packaged by the processor, the data is written to the storage module protected by the protective casing through the ONFI bus interface circuit, realizing comprehensive data recording. Data download and maintenance are achieved through one Ethernet bus interface.
Claims
1. A protective integrated recorder, characterized in that, include: The data management module and crash protection components are included. The data management module connects to the onboard equipment via 3 DFTI buses, 1 1553B bus, and 13 RS-422 buses to acquire data from the three buses. After being packaged by the processor, the data is written into the storage module of the crash protection component through the ONFI bus interface circuit to achieve comprehensive data recording; and it is connected to the ground equipment through one Ethernet bus to achieve data download and maintenance.
2. The protective integrated recorder according to claim 1, characterized in that, It also includes a power module, which uses a +28V power supply. After filtering and power conversion, the power module outputs internal power to supply the data management module.
3. The protective integrated recorder according to claim 1, characterized in that, The crash protection system features a multi-layered protective structure and a 64GB storage module.
4. The protective integrated recorder according to claim 1, characterized in that, The power module, data management module, and crash protection components are housed in a single enclosure. The power module is located near the external connector, the crash protection components are located away from the external connector, and the data management module is located at the bottom.
5. The protective integrated recorder according to claim 1, characterized in that, The power module is installed above the data management module.
6. The protective integrated recorder according to claim 1, characterized in that, The power module is connected to the data management module via solder wires. The data management module and the storage module of the crash protection component are connected via micro-connectors. The data management module and the external connector are connected via micro-connectors.