Light unmanned aerial vehicle airborne communication module

Abstract

The utility model discloses a light unmanned aerial vehicle airborne communication module, which relates to the field of data recovery, and comprises a shell cover arranged at the top of an unmanned aerial vehicle, and a PCB (printed circuit board) is arranged in the shell cover; the outer side of the PCB is covered with a shell, and the shell is connected to the upper portion of the shell cover in a buckled mode. A first antenna, a second antenna and a third antenna are installed on the outer side of the shell in a matched mode. Two side edges of the shell are respectively connected with a fourth antenna and a fifth antenna through antenna connecting lines; and one side of the shell is also provided with a communication interface. According to the utility model, the PCB is fixedly installed on the housing through screws, and the housing is fixedly connected with the housing cover through screws to form a module housing; the PCB is connected with the communication interface through a communication line, the communication interface is arranged outside the shell, and the shell, the shell cover and the communication line pressing plate are installed in a matched mode and connected through screws to fix the communication line. And the communication interface is electrically connected with the unmanned aerial vehicle interface to form communication.

Description

TECHNICAL FIELD

[0001] The utility model relates to data recovery field, specifically a kind of light unmanned aerial vehicle airborne communication module. BACKGROUND

[0002] With the continuous progress of unmanned aerial vehicle technology, the performance of unmanned aerial vehicle has been significantly improved, one of the development directions is to show the miniaturization development trend. This trend will make the cost of unmanned aerial vehicle reduce, safety improves, and enhances its operation ability under various weather conditions. With unmanned aerial vehicle carrying data acquisition device, data recovery can break through the obstruction of mountainous terrain, greatly reduce manpower investment and cost, and can work in different weather, improve the frequency of data recovery.

[0003] In environmental monitoring, geological exploration and animal protection, data acquisition equipment is often placed in the wild, and the terrain is rugged, rarely visited, weak infrastructure and not public network. In the past, after the installation of the acquisition equipment, the storage medium such as the storage card can be retrieved by manually returning to the original position to retrieve the data. This way is limited by terrain, climate and other conditions, not only high cost, high risk, but also low efficiency, leading to slow data recovery and affecting its timeliness. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of light unmanned aerial vehicle airborne communication module, for data recovery work, monitoring equipment regularly carries out data transmission to base station end equipment, and data is recovered by the way of wireless connection between unmanned aerial vehicle carrying module and base station end that has collected monitoring equipment data, time-saving and labor-saving, greatly improve work efficiency, and improve the safety of work at the same time;To solve the technical problems proposed in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of light unmanned aerial vehicle airborne communication module, including the shell cover of being located at the top of unmanned aerial vehicle, the inside of the shell cover is equipped with PCB board;The outer side of the PCB board is covered with shell, and the shell is buckled above the shell cover;

[0007] The outer side of the shell is respectively matched with the installation of first antenna, second antenna and third antenna;

[0008] Fourth antenna and fifth antenna are respectively connected by antenna connecting wire at two side edges of shell;

[0009] The side of the shell is also equipped with communication interface.

[0010] As a further technical scheme of the utility model, the first antenna, the second antenna, the third antenna, the fourth antenna and the fifth antenna are electrically connected with the PCB board.

[0011] As a further technical solution of this utility model, a communication line is connected to the inside of the communication interface; the communication line is electrically connected to the PCB board.

[0012] As a further technical solution of this utility model, support columns are fixed to the four corners of the bottom of the shell cover by bolts; the support columns are fixed to the airborne mounting plate, which is fixed to the top of the UAV.

[0013] As a further technical solution of this utility model, a power management module, a 4G communication module, a PHY module and a WiFi communication module are soldered on one side of the PCB board, and a connector, a processor module, a LoRa communication module and a status indicator are soldered on the other side of the PCB board.

[0014] As a further technical solution of this utility model, the first antenna, the second antenna, and the third antenna are all rod-shaped omnidirectional antennas, wherein: the first antenna is a LoRa antenna, and the second antenna and the third antenna are 4G antennas; the fourth antenna and the fifth antenna are WiFi antennas and are connected to the antenna connector through a communication cable; the fourth antenna and the fifth antenna are fixedly connected to the airborne mounting plate by bolts.

[0015] As a further technical solution of this utility model, the PHY module is electrically connected to the motherboard and power management module of the UAV.

[0016] As a further technical solution of this utility model, the 4G communication module, PHY module, WiFi communication module, connector, LoRa communication module and status indicator are all electrically connected to the processor module through signal lines.

[0017] As a further technical solution of this utility model, the 4G communication module, WiFi communication module, connector and LoRa communication module are electrically connected to the power management module through a power line.

[0018] As a further technical solution of this utility model, an indicator light hole is provided on the housing; the indicator light is embedded in the indicator light hole.

[0019] Compared with the prior art, the beneficial effects of this utility model are:

[0020] 1. In this utility model, the PCB board is fixedly mounted on the housing with screws, and the housing and the cover are fixedly connected with screws to form a module shell; the PCB board is connected to the communication interface through a communication cable, the communication interface is located on the outside of the housing, and the housing, the cover and the communication cable clamp are installed together and fixed with screws; the communication interface is electrically connected to the UAV interface to form communication.

[0021] 2. In this utility model, the monitoring device uses an infrared camera, which can periodically send data to the base station equipment. The base station equipment is a separate technology and will not be described in detail here. The infrared camera typically transmits data to the base station periodically. After the drone enters the gateway's connection range, it wakes up the base station via the first antenna, and then transmits data with the base station via the second and third antennas, thus completing the data acquisition and retrieval from the infrared camera. The fourth and fifth antennas can transmit back equipment information such as the drone's flight path for route planning, equipment status monitoring, etc.

[0022] 3. This utility model has multiple communication interfaces, including serial port, USB, Ethernet, and WiFi, which can communicate with the carrier aircraft and can be adapted to most drones on the market;

[0023] 4. This utility model integrates multiple wireless communication modules such as 4G, WiFi, and LoRa, which can assist drones in aerial operations. Attached Figure Description

[0024] Figure 1 This is a three-dimensional structural diagram of the present invention.

[0025] Figure 2 This utility model Figure 1 A schematic diagram of the bottom structure.

[0026] Figure 3 This is a schematic diagram of the disassembled structure of this utility model.

[0027] Figure 4 This is a front view of the PCB board of this utility model.

[0028] Figure 5 This is a rear view of the PCB board of this utility model.

[0029] Figure 6 This is a PCB board circuit block diagram of this utility model.

[0030] In the diagram: Drone-1, Communication Interface-2, Shell-3, Shell Cover-4, Support Column-5, Airborne Mounting Plate-6, Fourth Antenna-7, Antenna Connection Cable-8, Second Antenna-9, Indicator Light-10, Third Antenna-11, Fifth Antenna-12, Antenna Connector-13, First Antenna-14, Communication Cable Clamp-15, Communication Cable-16, PCB Board-17, Power Management Module-18, 4G Communication Module-19, PHY Module-20, WiFi Communication Module-21, Connector-22, Processor Module-23, LoRa Communication Module-24, Status Indicator Light-25. Detailed Implementation

[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0032] Please see Figures 1-6 In this embodiment of the present invention, a lightweight unmanned aerial vehicle (UAV) airborne communication module includes a shell cover 4 located on the top of the UAV 1, and a PCB board 17 is provided inside the shell cover 4; a housing 3 covers the outside of the PCB board 17 and is fastened to the top of the shell cover 4; a first antenna 14, a second antenna 9 and a third antenna 11 are respectively installed on the outside of the housing 3; a fourth antenna 7 and a fifth antenna 12 are respectively connected to the two sides of the housing 3 through antenna connection lines 8; a communication interface 2 is also provided on one side of the housing 3.

[0033] More specifically, the antenna connection lines 8 connecting the first antenna 14, the second antenna 9, the third antenna 11, the fourth antenna 7, and the fifth antenna 12 are all electrically connected to the PCB board 17. A communication line 16 is connected to the inside of the communication interface 2; the communication line 16 is electrically connected to the PCB board 17.

[0034] As a further explanation of this embodiment, the PCB board 17 is fixedly mounted on the housing 3 by screws, and the housing 3 and the cover 4 are fixedly connected by screws to form the module housing; the PCB board 17 is connected to the communication interface 2 by a communication cable 16, the communication interface 2 is located outside the housing 3, the housing 3, the cover 4 and the communication cable clamping plate 15 are installed together and fixed by screws; the communication interface 2 is electrically connected to the interface of the drone 1 to form communication.

[0035] In this embodiment, support columns 5 are fixed to the four corners of the bottom of the shell cover 4 by bolts; the support columns 5 are fixed to the airborne mounting plate 6, which is fixed to the top of the UAV 1.

[0036] In this embodiment, a power management module 18, a 4G communication module 19, a PHY module 20, and a WiFi communication module 21 are soldered on one side of the PCB board 17, and a connector 22, a processor module 23, a LoRa communication module 24, and a status indicator light 25 are soldered on the other side of the PCB board 17.

[0037] More specifically, the antenna interface is fixedly installed on the housing 3 by a threaded connection, and the antenna and antenna connector 13 are fixed and electrically connected by a threaded connection; the other end of the antenna connector 13 is electrically connected to the PCB board 17, so that the PCB board 17 can communicate with the base station through the antenna.

[0038] Furthermore, the first antenna 14, the second antenna 9, and the third antenna 11 are all rod-shaped omnidirectional antennas, wherein: the first antenna 14 is a LoRa antenna, the second antenna 9 and the third antenna 11 are 4G antennas; the fourth antenna 7 and the fifth antenna 12 are WiFi antennas, and are connected to the antenna connector 13 via the communication line 16; the fourth antenna 7 and the fifth antenna 12 are fixedly connected to the airborne mounting plate 6 by bolts.

[0039] As a further explanation of the above embodiments, the monitoring device uses an infrared camera, which can periodically send data to the base station equipment. The base station equipment is a different technology and will not be described in detail here. The infrared camera typically transmits data to the base station periodically. After the UAV 1 enters the gateway's connection range, it wakes up the base station through the first antenna 14, and then transmits data with the base station through the second antenna 9 and the third antenna 11, thereby completing the data acquisition and retrieval from the infrared camera. The fourth antenna 7 and the fifth antenna 12 can transmit back equipment information such as the flight path of the UAV 1 for route planning, equipment status detection, etc.

[0040] In this embodiment, the PHY module 20 is electrically connected to the motherboard of the UAV 1 and the power management module 18.

[0041] In this embodiment, the 4G communication module 19, PHY module 20, WiFi communication module 21, connector 22, LoRa communication module 24, and status indicator 25 are all electrically connected to the processor module 23 via signal lines. The 4G communication module 19, WiFi communication module 21, connector 22, and LoRa communication module 24 are electrically connected to the power management module 18 via power lines.

[0042] As a further explanation of the above embodiments, the processor module 23 has rich hardware interfaces, which can connect to the drone externally and to various communication modules internally; the processor module 23 has a storage unit and high-performance processing capabilities, which can store image data efficiently recovered through the WiFi communication module 21, process the image data and then upload it.

[0043] The function of the 4G communication module 19 is to enable the airborne communication module to access the Internet and connect to a remote server.

[0044] The function of the LoRa communication module 24 is to enable the airborne communication module to assist the UAV in waking up the ground-based equipment in the air and conducting communication.

[0045] The WiFi communication module 21 is used to enable the airborne communication module to assist the UAV in networking with the ground terminal equipment and to retrieve image data from the ground terminal equipment.

[0046] In this embodiment, the housing 3 has an indicator light hole; the indicator light 10 is embedded in the indicator light hole.

[0047] The following is in conjunction with the appendix Figures 4-6 This embodiment will be described in further detail:

[0048] This embodiment mainly includes a power management module 18, a 4G communication module 19, a PHY module 20, a WiFi communication module 21, a processor module 23, a LoRa communication module 24, a connector 22, and a status indicator light 25.

[0049] The power management module 18 is located on the top layer of the PCB board 17. The 12-25V DC power supplied by the drone 1 is regulated by three DC-DC converters to produce ①3.8V, ②4V, and ③5V. ①3.8V powers the 4G communication module 19. 4V mainly powers the processor module 23. In addition, it is linearly regulated by a low-voltage diode to produce ④3.3V. ④3.3V is then regulated by a low-voltage diode to produce ⑤1.8V, which powers the LoRa communication module 24, PHY module 20, and indicator light 25. ③5V is further regulated by a DC-DC converter to produce ⑥3.3V. ③5V and ⑥3.3V power the WiFi communication module 21.

[0050] The 4G communication module 19 is located in the middle of the top layer of the PCB board 17 and is connected to the processor module 23 via USB. The function of the 4G communication module 19 is to access the Internet and connect to a remote server.

[0051] The PHY module 20 is also located on the top middle of the PCB board 17. To keep the PCB board 17 compact, the PHY module 20 is positioned below the 4G module 19. The PHY module 20 connects to the GMAC interface of the processor module 23 and the LAN interface of the WiFi communication module 21 to send and receive Ethernet data frames.

[0052] WiFi communication module 21 is located at the top end of PCB board 17 and is connected to processor module 23 via Ethernet and serial port. The function of WiFi communication module 21 is to form a network with other external WiFi communication modules to collect image data or other large files.

[0053] The processor module 23 is located on the bottom and middle layers of the PCB board 17. The processor module 23 uses USB, serial port, Ethernet, and IO to connect with other internal modules. It also has serial port, USB, and Ethernet for connecting to the drone. Internally, it has storage and computing units. The function of the processor module is to communicate with the drone to control the flight path, collect data from the ground equipment, process the data, and upload it to the remote server.

[0054] The LoRa communication module 24 is located at the bottom end of the PCB board 17 and is connected to the processor module 23 via a serial port. The function of the LoRa communication module 24 is to wake up the ground device and communicate with the LoRa communication module of the ground device.

[0055] The status indicator light 25 is located at the bottom end of the PCB board 17. It uses an RGB tri-color LED and its function is to provide feedback on the status of the airborne communication module.

[0056] The working principle of this utility model is as follows: PCB board 17 is fixedly installed on housing 3 by screws, housing 3 and cover 4 are fixedly connected by screws to form module shell; PCB board 17 is connected to communication interface 2 by communication cable 16, communication interface 2 is set outside housing 3, housing 3, cover 4 and communication cable clamping plate 15 are installed together and fixed by screws; communication interface 2 is electrically connected to the interface of UAV 1 to form communication;

[0057] The monitoring equipment uses an infrared camera, which periodically sends data to the base station equipment. The base station equipment utilizes a different technology and will not be detailed here. The infrared camera typically transmits data to the base station periodically. After UAV 1 enters the gateway's connection range, it wakes up the base station via the first antenna 14, and then transmits data with the base station via the second antenna 9 and the third antenna 11, thus completing the data acquisition and retrieval from the infrared camera. The fourth antenna 7 and the fifth antenna 12 can transmit back equipment information such as the UAV 1's flight path for route planning and equipment status monitoring.

[0058] It will be apparent to those skilled in the art that this invention is not limited to the details of the above exemplary embodiments, and that it is made possible without departing from the spirit or essential characteristics of this invention.

[0059] In this case, the present invention can be implemented in other specific forms. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the present invention is defined by the appended claims rather than the foregoing description. Therefore, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within the present invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0060] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A lightweight unmanned aerial vehicle (UAV) onboard communication module, characterized in that: Includes a shell cover (4) located on top of the drone (1), inside which is a PCB board (17); the outer side of the PCB board (17) is covered by a shell (3), which is fastened to the top of the shell cover (4); The outer side of the housing (3) is fitted with a first antenna (14), a second antenna (9) and a third antenna (11); A fourth antenna (7) and a fifth antenna (12) are connected to the two sides of the housing (3) respectively via antenna connection lines; The housing (3) is also provided with a communication interface (2) on one side.

2. The lightweight UAV airborne communication module according to claim 1, characterized in that: The first antenna (14), the second antenna (9), the third antenna (11), the fourth antenna (7), and the fifth antenna (12) are all electrically connected to the PCB board (17).

3. The lightweight UAV airborne communication module according to claim 1, characterized in that: The communication interface (2) is connected to a communication line (16) on its inner side; the communication line (16) is electrically connected to the PCB board (17).

4. The lightweight UAV airborne communication module according to claim 1, characterized in that: Support columns (5) are fixed to the four corners of the bottom of the shell cover (4) by bolts; the support columns (5) are fixed to the airborne mounting plate (6), which is fixed to the top of the UAV (1).

5. The lightweight UAV airborne communication module according to claim 1, characterized in that: The PCB board (17) has a power management module (18), a 4G communication module (19), a PHY module (20) and a WiFi communication module (21) soldered on one side, and a connector (22), a processor module (23), a LoRa communication module (24) and a status indicator (25) soldered on the other side.

6. The lightweight UAV airborne communication module according to claim 5, characterized in that: The first antenna (14), the second antenna (9), and the third antenna (11) are all rod-shaped omnidirectional antennas. The first antenna (14) is a LoRa antenna, and the second antenna (9) and the third antenna (11) are 4G antennas. The fourth antenna (7) and the fifth antenna (12) are WiFi antennas and are connected to the antenna connector (13) via a communication line (16). The fourth antenna (7) and the fifth antenna (12) are fixedly connected to the airborne mounting plate (6) by bolts.

7. The lightweight UAV airborne communication module according to claim 6, characterized in that: The PHY module (20) is electrically connected to the motherboard and power management module (18) of the UAV.

8. The lightweight UAV airborne communication module according to claim 6, characterized in that: The 4G communication module (19), PHY module (20), WiFi communication module (21), connector (22), LoRa communication module (24) and status indicator (25) are all electrically connected to the processor module (23) via signal lines.

9. The lightweight UAV airborne communication module according to claim 6, characterized in that: The 4G communication module (19), WiFi communication module (21), connector (22) and LoRa communication module (24) are electrically connected to the power management module (18) via power lines.

10. The lightweight UAV airborne communication module according to claim 5, characterized in that: The housing has an indicator light hole; the indicator light (10) is embedded in the indicator light hole.

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