CN216770461U - GNSS avionics message data forwarding unit - Google Patents

Abstract

The utility model relates to a GNSS avionics message data forwarding unit, including the circuit board, a power supply module, GNSS avionics message acquisition unit, CPU data processing unit, mode setting unit and data transmission unit, input interface and output interface have been seted up on the circuit board, a power supply module, CPU data processing unit, GNSS avionics message acquisition unit, mode setting unit and data transmission unit all set up on the circuit board, power supply module is connected with CPU data processing unit, GNSS avionics message acquisition unit and data transmission unit electricity respectively, the mode setting unit is serial ports 232 communication module, serial ports 232 communication module respectively with CPU data processing unit, GNSS avionics message acquisition unit electricity is connected. The GNSS avionic message data forwarding unit supports upper computer software to acquire data, the acquired data are ephemeris original messages and are transmitted to the server side through the 4G board card to be resolved, and the resolving accuracy is higher than that of conventional data.

Description

GNSS avionics message data forwarding unit

Technical Field

The application relates to the field of channel monitoring deformation and engineering flood control early warning, in particular to a GNSS avionics message data forwarding unit.

Background

The GNSS avionic message data forwarding unit has very important application in professional occasions, such as earthquake field command and dispatch, vibration test, water conservancy system and the like. The deformation signal can be transmitted in real time in a long distance, and large-distance monitoring is facilitated.

However, in the traditional system, landslide is one of common natural disasters in China, so that channel deformation is influenced, a certain hidden danger exists for engineering flood control, the deformation monitoring technology in China is advanced from the past manual monitoring to the current automatic monitoring, and high-precision deformation monitoring needs to be finished by interaction of a plurality of methods including satellite calculation, algorithm layout, data volume, analytical models and the like. Traditional monitoring mode installation construction difficulty, the maintenance degree of difficulty is great, can not satisfy the demand of landslide calamity real-time supervision early warning, real-time supervision and management of being not convenient for. Therefore, it is still a problem to be solved if a high-precision deformation system which is simple to operate in a complex environment is solved.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a GNSS avionics message data forwarding unit, which is suitable for transmitting GNSS avionics messages, and includes a circuit board, a power module, a GNSS avionics message acquisition unit, a CPU data processing unit, a mode setting unit, and a data transmission unit; the circuit mainboard is provided with an input interface and an output interface, and the power module, the CPU data processing unit, the GNSS avionic message acquisition unit, the mode setting unit and the data transmission unit are all arranged on the circuit mainboard; the power supply module is respectively and electrically connected with the CPU data processing unit, the GNSS avionic message acquisition unit and the data transmission unit; the CPU data processing unit is respectively and electrically connected with the GNSS avionic message acquisition unit, the mode setting unit and the data transmission unit, and can receive ephemeris messages collected by the GNSS avionic message acquisition unit and forward the ephemeris messages to the data transmission unit; the mode setting unit is a serial port 232 communication module; the serial port 232 communication module is electrically connected with the CPU data processing unit and the GNSS avionics message acquisition unit respectively.

In a possible implementation manner, the serial port 232 communication module includes a first 232 serial port communication module and a second 232 serial port communication module; the first 232 serial port communication module is electrically connected with the GNSS data acquisition unit and is used for configuring the type, period and mode of GNSS acquisition signals; the second 232 serial port communication module is electrically connected with the CPU data processing unit and used for changing the TCPIP information and information storage modes of equipment.

In a possible implementation manner, the circuit board is provided with a GNSS signal collection interface and a 4G signal transmission interface.

In a possible implementation manner, the CPU data processing unit includes a CPU chip and an internal memory; the CPU chip is electrically connected with the internal memory, and both the CPU chip and the internal memory are electrically connected with the power module.

In a possible implementation manner, the number of the input interfaces and the number of the output interfaces on the circuit main board are both multiple; the output interface comprises a USB serial port communication interface.

In a possible implementation manner, the system further comprises a GNSS data acquisition antenna; the GNSS data acquisition antenna is electrically connected with the GNSS data acquisition board card through the GNSS signal acquisition interface.

In a possible implementation manner, the system further comprises a 4G data antenna; the 4G data antenna is electrically connected with the 4G board card through a 4G signal transmitting interface.

In a possible implementation manner, the data transmission unit is a 4G board card.

The beneficial effect of this application: the GNSS avionic message is acquired through the GNSS data acquisition unit through the GNSS data acquisition antenna and is transmitted to the CPU data processing unit through the mode setting module, the CPU data processing unit 123 processes the signals, the connection data transmission unit outputs 4G signals, the data are transmitted to the server in a TCPIP protocol mode, and the cloud server calculates the avionic message calculation coordinates through RTK difference. According to the GNSS avionic message data transmission unit, data acquisition by upper computer software is supported, the acquired data are ephemeris original messages and are transmitted to the server side through the 4G board card for resolving, and the resolving accuracy is higher than that of conventional data.

Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.

FIG. 1 is a flow diagram of a GNSS avionics message data forwarding unit in accordance with an embodiment of the present application;

FIG. 2 is a schematic diagram of a front side of a circuit board of a GNSS avionics message data forwarding unit according to an embodiment of the application;

fig. 3 is a schematic diagram of a back side of a circuit board of a GNSS avionics message data forwarding unit according to an embodiment of the application.

Detailed Description

Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

It will be understood, however, that the terms "central," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present application or for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.

FIG. 1 is a flow chart of a GNSS avionics message data forwarding unit according to an embodiment of the application; FIG. 2 is a schematic diagram of a front side of a circuit board of a GNSS avionics message data forwarding unit according to an embodiment of the application; fig. 3 is a schematic diagram of a back side of a circuit board of a GNSS avionics message data forwarding unit according to an embodiment of the application.

As shown in fig. 1-3, the GNSS avionics message data forwarding unit is suitable for transmitting GNSS avionics messages, and includes a circuit board 120, a power module 122, a GNSS avionics message acquisition unit 124, a CPU data processing unit 123, a mode setting unit, and a data transmission unit 126, wherein the circuit board 120 is provided with an input interface and an output interface, the power module 122, the CPU data processing unit 123, the GNSS avionics message acquisition unit 124, the mode setting unit, and the data transmission unit 126 are all disposed on the circuit board 120, the power module 122 is respectively electrically connected to the CPU data processing unit 123, the GNSS avionics message acquisition unit 124, and the data transmission unit 126, the CPU data processing unit 123 is respectively electrically connected to the GNSS avionics message acquisition unit 124, the mode setting unit, and the data transmission unit 126, the CPU data processing unit 123 can receive ephemeris messages collected by the GNSS avionics message acquisition unit 124 and forward to the data transmission unit 126, the mode setting unit is a serial port 232 communication module, and the serial port 232 communication module is electrically connected with the CPU data processing unit 123 and the GNSS avionics message acquisition unit 124, respectively.

In this embodiment, it is emphasized that the GNSS avionics message acquisition unit 124 includes a GNSS data board, and the data transmission unit 126 includes a 4G board. The GNSS avionic message is acquired through the GNSS data acquisition unit through the GNSS data acquisition antenna and is transmitted to the CPU data processing unit 123 through the mode setting module, the CPU data processing unit 123 processes the signals, the connection data transmission unit 126 outputs 4G signals and transmits the data to the server in a TCPIP protocol mode, and the cloud server calculates the avionic message calculation coordinates through RTK difference. According to the GNSS avionic message data forwarding unit, data acquisition by upper computer software is supported, the acquired data are ephemeris original messages and are transmitted to the server side through the 4G board card for resolving, and the resolving accuracy is higher than that of conventional data.

In one embodiment, the GNSS data acquisition unit includes a GNSS data acquisition board, the second serial port 232 communication module 125 is connected to the CPU data processing unit 123, the first serial port 232 communication module 121 is connected to the GNSS data acquisition board, the GNSS data acquisition board is connected to the CPU data processing module 123, the CPU data processing unit 123 is connected to the 4G board, and the power supply module 122 is connected to all the other modules.

The GNSS avionic message data forwarding unit can properly save cost on the premise of ensuring a certain transmission rate. The power module 122 inputs 9-36V dc from outside, converts it into 12V, 5V, 3.3V dc, and provides power for the rest modules through the circuit board 120. It is particularly emphasized that all processes requiring communication in the present application can be implemented by existing programs.

In one embodiment, the mode setting module includes a first 232 serial communication module 121 and a second 232 serial communication module 125, the first 232 serial communication module 121 is electrically connected to the GNSS data acquisition unit 124 for configuring the GNSS acquisition signal type, period and mode, and the second 232 serial communication module 125 is electrically connected to the CPU data processing unit 123 for changing the TCPIP information of the device and the information storage mode.

In this embodiment, more specifically, the first 232 serial communication module 121 and the second 232 serial communication module 125 have different functions:

the serial port GNSS data acquisition unit on the first 232 serial port communication module 121 is directly connected to the GNSS data acquisition board card, and is configured to acquire signal types, periods, and modes from the GNSS.

The serial port on the second 232 serial port communication module 125 is directly connected to the single chip for changing the TCPIP information and information storage mode of the device.

In one embodiment, the circuit board 120 is provided with a GNSS signal collection interface and a 4G signal transmission interface.

In one embodiment, the CPU data processing unit 123 includes a CPU chip and an internal memory, the CPU chip is electrically connected to the internal memory, and both the CPU chip and the internal memory are electrically connected to the power module 122.

In one embodiment, the number of the input interfaces and the output interfaces on the circuit board 120 is multiple, and the output interfaces include USB serial communication interfaces.

In one embodiment, the GNSS data acquisition system further includes a GNSS data acquisition antenna electrically connected to the GNSS data acquisition board through a GNSS signal acquisition interface.

In one specific embodiment, the mobile phone further comprises a 4G data antenna, and the 4G data antenna is electrically connected with the 4G board card through a 4G signal transmission interface.

In the two embodiments, when the field is set, the GNSS avionic message data forwarding unit is installed in the field and connected to the GNSS data acquisition antenna and the 4G data antenna, respectively, and the GNSS data acquisition board acquires the GNSS avionic message through the GNSS data acquisition antenna and transmits the GNSS avionic message to the CPU data processing unit 123 through serial communication.

In one embodiment, the data transmission unit 126 is a 4G board.

In one embodiment, the serial port 232 communication module 121 and the CPU data processing unit 123 may be connected to read the real-time status and the configuration of the relevant information of the GNSS avionic message data forwarding unit of the present application.

In this embodiment, the GNSS avionic message data forwarding unit of the application not only can output the TCPIP protocol but also supports the MQTT protocol, meets the development requirements of the internet of things platform, effectively improves the compatibility of the GNSS avionic message data forwarding unit of the application, and enlarges the application range.

The foregoing description of the embodiments of the present application has been presented for purposes of illustration and description and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (8)

1. A GNSS avionics message data forwarding unit is suitable for transmitting GNSS avionics messages and is characterized by comprising a circuit mainboard, a power module, a GNSS avionics message acquisition unit, a CPU data processing unit, a mode setting unit and a data transmission unit;

the circuit mainboard is provided with an input interface and an output interface, and the power module, the CPU data processing unit, the GNSS avionic message acquisition unit, the mode setting unit and the data transmission unit are all arranged on the circuit mainboard;

the power supply module is respectively and electrically connected with the CPU data processing unit, the GNSS avionic message acquisition unit and the data transmission unit;

the CPU data processing unit is respectively and electrically connected with the GNSS avionic message acquisition unit, the mode setting unit and the data transmission unit, and can receive ephemeris messages collected by the GNSS avionic message acquisition unit and forward the ephemeris messages to the data transmission unit;

the mode setting unit is a serial port 232 communication module;

the serial port 232 communication module is electrically connected with the CPU data processing unit and the GNSS avionics message acquisition unit respectively.

2. The GNSS avionics message data forwarding unit of claim 1, wherein the serial 232 communication module comprises a first 232 serial communication module and a second 232 serial communication module;

the first 232 serial port communication module is electrically connected with the GNSS data acquisition unit and is used for configuring the type, period and mode of GNSS acquisition signals;

the second 232 serial port communication module is electrically connected with the CPU data processing unit and used for changing the TCPIP information and information storage mode of equipment.

3. The GNSS avionics message data forwarding unit of claim 1, wherein a GNSS signal collection interface and a 4G signal transmission interface are provided on the circuit board.

4. The GNSS avionics message data forwarding unit of claim 1, wherein the CPU data processing unit includes a CPU chip and an internal memory;

the CPU chip is electrically connected with the internal memory, and both the CPU chip and the internal memory are electrically connected with the power module.

5. The GNSS avionics message data forwarding unit of claim 1, wherein the number of the input interfaces and the number of the output interfaces on the circuit board are plural;

the output interface comprises a USB serial port communication interface.

6. The GNSS avionics message data forwarding unit of claim 3, further comprising a GNSS data acquisition antenna;

the GNSS data acquisition antenna is electrically connected with the GNSS avionic message acquisition unit through the GNSS signal acquisition interface.

7. The GNSS avionics message data forwarding unit of claim 3, further comprising a 4G data antenna;

the 4G data antenna is electrically connected with the 4G board card through a 4G signal transmitting interface.

8. The GNSS avionics message data forwarding unit according to any of claims 1-7, wherein the data transmission unit is a 4G board card.

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