CN215912105U - Waterproof type anti-unmanned aerial vehicle device - Google Patents

Abstract

The utility model belongs to the technical field of unmanned aerial vehicles, and discloses a waterproof anti-unmanned aerial vehicle device which comprises a waterproof shell, wherein a navigation trapping module is arranged in the waterproof shell; a power interface and a power switch are arranged on the side wall of one side of the waterproof shell, and the power interface is connected with an external power supply; the side wall is also provided with a network interface, an RF (radio frequency) receiving antenna interface and an RF transmitting antenna interface, and the navigation decoy module is connected with the antenna from the RF receiving antenna interface and the RF transmitting antenna interface; an anti-oxidation coating and a compact waterproof membrane are sequentially arranged on the outer wall of the waterproof shell from inside to outside; the navigation decoy module comprises a satellite searching module, a deception signal generation control module and a power amplifier module. This anti-unmanned aerial vehicle of waterproof type compact structure and waterproof, the transition of being convenient for adapts to outdoor environment, and the range of application is wide.

Description

Waterproof type anti-unmanned aerial vehicle device

Technical Field

The utility model belongs to the technical field of unmanned aerial vehicles, and particularly relates to a waterproof anti-unmanned aerial vehicle device.

Background

In recent years, with the rapid development of the flight control and navigation technology of the unmanned aerial vehicle and the continuous reduction of the cost of related components such as an integrated circuit, the unmanned aerial vehicle industry enters a high-speed development stage. From microminiature aerial photography entertainment machines to industrial machines with large loads, long time of flight, low altitude and high speed, the types and the number of unmanned aerial vehicles are continuously increased, and the application field and the range are continuously expanded. At present, the flight quality, the autonomous cruising performance, the cluster cooperative operation function and the airborne equipment capability of some types of unmanned aerial vehicles are close to or reach the military level, and military-level investigation and attack can be carried out directly or by slight modification.

The satellite navigation trapping technology is used as a new generation of means for coping with 'low-speed and small-speed', the key is to break through the induction control of the unmanned aerial vehicle satellite navigation system, and the omnidirectional or directional attack can be carried out on the multi-rotor or fixed-wing unmanned aerial vehicle which is in various stages such as standby, take-off, cruise and hovering in a defense range. However, the traditional navigation trapping device is mostly applied in a fixed erection mode, is heavy in size and inconvenient to transition, cannot cover a multi-demand reaction environment, and particularly cannot meet the demand of an outdoor reaction environment.

Disclosure of Invention

The utility model aims to provide a waterproof anti-unmanned aerial vehicle device to solve the problems that the traditional navigation trapping equipment in the prior art is heavy in size, cannot cover a multi-demand anti-system environment and cannot meet an outdoor anti-system environment.

The utility model is realized by the following technical scheme:

a waterproof anti-unmanned aerial vehicle device comprises a waterproof shell, wherein a navigation decoy module is arranged in the waterproof shell, and the waterproof shell is connected with the navigation decoy module through a radio frequency cable;

a power interface and a power switch are arranged on the side wall of one side of the waterproof shell, and the power interface is connected with an external power supply; the side wall is also provided with a network interface, an RF (radio frequency) receiving antenna interface and an RF transmitting antenna interface, and the navigation decoy module is connected with the antenna from the RF receiving antenna interface and the RF transmitting antenna interface; an anti-oxidation coating and a compact waterproof membrane are sequentially arranged on the outer wall of the waterproof shell from inside to outside;

the navigation decoy module comprises a satellite searching module, a decoy signal generation control module and a power amplifier module, wherein the satellite searching module analyzes a received real satellite signal and transmits the received real satellite signal to the decoy signal generation control module, and the decoy signal generation control module generates a decoy signal and transmits the generated signal to the power amplifier module; the power amplification module comprises a combiner, a power amplifier and a radio frequency power amplification unit, the combiner combines and transmits the deception signal generated by the deception signal generation control module to the power amplifier, the power amplifier amplifies the combined deception signal and transmits the deception signal to the radio frequency power amplification unit, and the radio frequency power amplification unit radiates the amplified deception signal through the antenna.

Furthermore, the top of the waterproof shell is also provided with a heat radiation fan, heat radiation holes distributed around the heat radiation fan are formed in the top wall, adaptive through holes are formed in the bottom wall, and a raised arc-shaped water guide part is adaptively arranged on the heat radiation holes; the top parts of the four side walls of the waterproof shell are provided with heat dissipation ports, and the top parts of the heat dissipation ports are correspondingly provided with water guide edges which incline downwards; the inner sides of the air inlet, the heat dissipation holes and the heat dissipation port of the heat dissipation fan are provided with dust screens.

Furthermore, longitudinal strip-shaped heat dissipation grooves are distributed below the heat dissipation port.

Furthermore, support columns are arranged at four corners of the bottom of the waterproof shell, and anti-slip pads are arranged at the bottoms of the support columns.

Further, waterproof casing top still is provided with the handle, the handle includes the spliced pole and sets up relatively two type of falling V supports on the roof, the top inboard of type of falling V support is provided with the mounting groove, the spliced pole erects two between the mounting groove of type of falling V support.

Further, the antenna comprises an antenna receiving module, an antenna transmitting module, a Bluetooth module and a wifi module.

Compared with the prior art, the utility model has the beneficial effects that:

according to the waterproof anti-unmanned aerial vehicle device, the navigation decoy module is arranged in the waterproof shell, and the surface of the outer wall of the waterproof shell is sequentially sprayed with the antioxidant coating and the compact waterproof film from inside to outside, so that the waterproof anti-unmanned aerial vehicle can normally run outdoors under weather conditions such as rain, snow and the like. In addition, the RF receiving antenna interface and the RF transmitting antenna interface are two independent interfaces which are correspondingly matched with the split type antenna for use, so that the antennas can be effectively prevented from being shielded, the influence on radio transmission is reduced, and the defense range is finally ensured. The navigation decoy module comprises a satellite searching module, a decoy signal generation control module and a power amplifier module, wherein the equipment is started after a power supply is connected in a use scene, an antenna transmits a real satellite signal to the satellite searching module for analysis, and the analyzed data is transmitted to the decoy signal generation control module; the deception signal generation control module generates deception signals according to the analyzed data and then transmits the deception signals to the power amplifier module; in the power amplification module, the deception signal is sequentially subjected to beam combination and power amplification and then sent back to the antenna through the radio frequency power amplification unit so as to complete the deception of the unmanned aerial vehicle. This anti-unmanned aerial vehicle of waterproof type compact structure and waterproof, the transition of being convenient for adapts to outdoor environment, and the range of application is wide.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural diagram of a navigation spoofing module according to the present invention;

FIG. 3 is a rear view of the waterproof housing of the present invention;

in the figure, 1-a waterproof shell, 11-a power interface, 12-a power switch, 13-a network interface, 14-an RF receiving antenna interface, 15-an RF transmitting antenna interface, 16-a radiating fan, 17-a radiating port, 18-a supporting column, 19-a handle, a 2-navigation decoy module, 21-a satellite searching module, 22-a deception signal generation control module, 23-a power amplifier module, 231-a combiner, 232-a power amplifier, 233-an RF power amplifier unit and 3-an antenna.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

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 invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a waterproof anti-unmanned aerial vehicle device, which is shown in a figure 1 and a figure 2 and comprises a waterproof shell 1, wherein a navigation decoy module 2 is arranged in the waterproof shell 1, and the waterproof shell 1 and the navigation decoy module 2 are connected through a radio frequency cable; a power interface 11 and a power switch 12 are arranged on the side wall of one side of the waterproof shell 1, and the power interface 11 is connected with an external power supply; the side wall is also provided with a network interface 13, an RF (radio frequency) receiving antenna interface 14 and an RF transmitting antenna interface 15, and the navigation decoy module 2 is connected with the antenna 3 from the RF receiving antenna interface 14 and the RF transmitting antenna interface 15; an anti-oxidation coating and a compact waterproof membrane are sequentially arranged on the outer wall of the waterproof shell 1 from inside to outside;

the navigation decoy module 2 comprises a satellite searching module 21, a decoy signal generation control module 22 and a power amplifier module 23, wherein the satellite searching module 21 analyzes a received real satellite signal and transmits the received real satellite signal to the decoy signal generation control module 22, and the decoy signal generation control module 22 generates a decoy signal and transmits the generated decoy signal to the power amplifier module 23; the power amplifier module 23 includes a combiner 231, a power amplifier 232, and a radio frequency power amplifier unit 233, where the combiner 231 combines and transmits the spoofed signal generated by the spoofed signal generation control module 22 to the power amplifier 232, the power amplifier 232 amplifies the combined spoofed signal and transmits the amplified spoofed signal to the radio frequency power amplifier unit 233, and the radio frequency power amplifier unit 233 radiates the amplified spoofed signal through the antenna 3.

According to the waterproof anti-unmanned aerial vehicle device, the navigation decoy module 2 is arranged in the waterproof shell 1, and the anti-oxidation coating and the compact waterproof film are sequentially sprayed on the surface of the outer wall of the waterproof shell 1 from inside to outside, so that the waterproof anti-unmanned aerial vehicle can normally run outdoors under weather conditions such as rain, snow and the like. Moreover, the RF receiving antenna interface 14 and the RF transmitting antenna interface 15 are two independent interfaces, and need to be used with the split antenna 3 adaptively, so that the antennas 3 can be effectively prevented from being shielded from each other, the influence on radio transmission is reduced, and the defense range is finally ensured. The navigation decoy module 2 comprises a satellite searching module 21, a decoy signal generation control module 22 and a power amplifier module 23, the device is started after the power supply is connected in a use scene, the antenna 3 transmits a real satellite signal to the satellite searching module 21 for analysis, and the analyzed data is transmitted to the decoy signal generation control module 22; the deception signal generation control module 22 generates deception signals according to the analyzed data, and then transmits the deception signals to the power amplifier module 23; in the power amplifier module 23, the deception signal is sequentially subjected to beam combination and power amplification and then sent back to the antenna 3 through the radio frequency power amplifier unit 233 to complete the deception of the unmanned aerial vehicle, so that the control link of the unmanned aerial vehicle and the positioning link of the unmanned aerial vehicle are blocked. This anti-unmanned aerial vehicle of waterproof type compact structure and waterproof, the transition of being convenient for adapts to outdoor environment, and the range of application is wide.

In the actual use process, a PC end or a mobile terminal can be adopted to control the portable navigation decoy device, when the net port interface 13 is connected with the PC end through a network cable, the control mode of the deception signal generation control module 22 and the calling mode of the antenna 3 preferably adopt a net port connection mode, and an external instruction is sent to the waterproof anti-unmanned aerial vehicle device through the net port interface 14; when the network cable is not plugged, the Bluetooth connection or the wifi connection can be used. After the connection is completed, the equipment signal can be started, the equipment signal can be closed, and the equipment starting mode can be selected after the equipment is started. The power interface 11 is used for external power supply.

The model of the star searching module 21 is LEA-M8T. The dimensions are 17.0mm by 22.4 mm, which enables a precision reference clock to be generated with an accuracy of less than 20 nanoseconds, has a high sensitivity and can be started quickly also in buildings with a limited field of view. The precision reference clock is obtained from a multi-GNSS (global navigation satellite system) such as GPS, GLONASS, and beidou. The model of a DCDC converter in the satellite searching module 21 is TPS5430, and the main function is to convert 12V power supply into 3.3V satellite receiver power supply and 5V low-noise discharge power supply. The deception signal generation control module 22 adopts a software radio framework FPGA + ARM + AD9363, ARM is responsible for receiving information processing, digital-analog model calculation and channel control word issuing, the FPGA is responsible for digital signal synthesis, then digital signals generate analog signals through the AD9363, the analog signals are combined and amplified by the power amplification module 23, then the analog signals are sent back to the antenna 3 through the radio frequency power amplification unit 233, and finally the signals are radiated to a defense range by the antenna 3.

Generally, the received raw ephemeris may be a Beidou signal, a GPS signal, a GLONASS signal, or a mixture of the Beidou signal, the GPS signal, and the GLONASS signal. The spoof signal generated by the spoof signal generating control module 22 includes ephemeris of one or more types of GPS, GLONASS, BD.

Because this anti-unmanned aerial vehicle device of waterproof type has used the newest chip and makes the size less, and general complete machine weight is only about 1kg, in order to improve complete machine radiating effect, as shown in fig. 3, waterproof casing 1's top still is provided with radiator fan 16, set up on the roof around distribute in radiator fan 16 all around louvre, set up the through-hole that suits on the diapire, this radiator fan 16 is followed the anti-unmanned aerial vehicle's of this waterproof type top suction air current, then is discharged from louvre and thermovent 17. Four side wall tops of waterproof casing 1 have seted up thermovent 17, furtherly, thermovent 17's below distributes has vertical bar radiating groove. In order to enhance the waterproof effect and reduce the rainwater falling into the equipment, the heat dissipation holes are correspondingly provided with convex arc water guide parts, and the arc water guide parts cover the whole heat dissipation holes; the top of the heat dissipation port 17 is correspondingly provided with a water guide edge inclining downwards, and rainwater falling on the heat dissipation port 17 from the upper part falls off along the outer side under the guide of the water guide edge; in addition, in order to improve the dustproof effect of the whole machine, the inner sides of the air inlet, the heat dissipation holes and the heat dissipation port 17 of the heat dissipation fan 16 are all provided with dustproof nets.

Considering that the outdoor environment is likely to be wet and slippery in rain and snow, the four corners of the bottom of the waterproof housing 1 are provided with supporting columns 18, and the bottoms of the supporting columns 18 are provided with anti-skid pads to improve anti-skid performance.

Further, 1 top of waterproof casing still is provided with handle 19, handle 19 includes the spliced pole and sets up relatively two type of falling V supports on the roof, the top inboard of type of falling V support is provided with the mounting groove, the spliced pole erects two between the mounting groove of type of falling V support, the structure is firm after being convenient for install.

The specific working process of the waterproof anti-unmanned aerial vehicle device is as follows: an external power source is connected to the power source interface 11, and then the power switch 12 is turned on to start the device. The antenna 3 receives a real satellite signal, an antenna transmitting module of the antenna is connected to the satellite searching module 21 through a radio frequency cable, and the received real satellite signal is sent to the satellite searching module 21; the satellite searching module 21 analyzes the real satellite signal and transmits the analyzed data to the deception signal generation control module 22; the deception signal generation control module 22 generates deception signals according to the data, and then transmits the deception signals to the power amplifier module 23; in the scheme, in consideration of the fact that the type of the original ephemeris is not only one of a Beidou signal, a GPS signal or a GLONASS signal, but is usually a mixed signal of the Beidou signal, the GPS signal and the GLONASS signal, a combiner 231 is arranged in the power amplification module 23, and after the Beidou deception signal, the GPS deception signal and the GLONASS deception signal generated by the deception signal generation control module 22 are combined into a deception signal, the deception signal and the deception signal are amplified by the power amplifier 232 together, without arranging a plurality of power amplification modules 23. Subsequently, the combined and amplified spoofed signal is transmitted back to the antenna receiving module in the antenna 3 through the rf power amplifier unit 233. Finally, the antenna 3 radiates the combined and amplified deception signal to the space of the control area, so that interception and deception of the unmanned aerial vehicle in the range of the control area are met. It is worth to be noted that the frequency of the GPS is 1575.42 MHz, the frequency of the Beidou is 1561.098 MHz, the frequency of the GLONASS is 1602MHz, and as the frequency of the Beidou is closer to that of the GPS and the tunable bandwidth range of the AD channel is 200 KHz-56 MHz, in the scheme, the GLONASS deception signal is independently used as the channel AD, and the frequency of the Beidou deception signal and the frequency of the GPS deception signal are closer to share the channel AD. The real signal can be a Beidou signal, a GPS signal, a GLONASS signal or a mixed signal of the Beidou signal, the GPS signal and the GLONASS signal.

It can be understood that the waterproof anti-unmanned aerial vehicle device further comprises an antenna 3 with an antenna receiving module, an antenna transmitting module, a bluetooth module and a wifi module built in. The transmitting interface of the antenna 3 is connected with the RF radio frequency receiving antenna interface 14 on the waterproof housing 1 through a radio frequency patch cord, and the receiving interface of the antenna 3 is connected with the RF radio frequency transmitting antenna interface 15 on the waterproof housing 1 through a radio frequency patch cord, so as to effectively prevent the antennas 3 from being shielded.

The utility model is not limited to the examples, and any equivalent changes to the technical solution of the utility model by a person skilled in the art after reading the description of the utility model are covered by the claims of the utility model.

Claims (6)

1. A waterproof anti-unmanned aerial vehicle device is characterized by comprising a waterproof shell (1) internally provided with a navigation decoy module (2), wherein the waterproof shell (1) is connected with the navigation decoy module (2) through a radio frequency cable;

a power interface (11) and a power switch (12) are arranged on the side wall of one side of the waterproof shell (1), and the power interface (11) is connected with an external power supply; the side wall is also provided with a network interface (13), an RF (radio frequency) receiving antenna interface (14) and an RF transmitting antenna interface (15), and the navigation decoy module (2) is connected with the antenna (3) from the RF receiving antenna interface (14) and the RF transmitting antenna interface (15); an anti-oxidation coating and a compact waterproof membrane are sequentially arranged on the outer wall of the waterproof shell (1) from inside to outside;

the navigation decoy module (2) comprises a satellite searching module (21), a decoy signal generation control module (22) and a power amplifier module (23), wherein the satellite searching module (21) analyzes a received real satellite signal and transmits the received real satellite signal to the decoy signal generation control module (22), and the decoy signal generation control module (22) generates a decoy signal and transmits the generated decoy signal to the power amplifier module (23); the power amplifier module (23) comprises a combiner (231), a power amplifier (232) and a radio frequency power amplifier unit (233), the combiner (231) combines and transmits the deception signal generated by the deception signal generation control module (22) to the power amplifier (232), the power amplifier (232) amplifies and transmits the combined deception signal to the radio frequency power amplifier unit (233), and the radio frequency power amplifier unit (233) radiates the amplified deception signal through the antenna (3).

2. The waterproof type unmanned aerial vehicle device according to claim 1, wherein a heat dissipation fan (16) is further arranged at the top of the waterproof housing (1), heat dissipation holes distributed around the heat dissipation fan (16) are formed in the top wall, corresponding through holes are formed in the bottom wall, and a raised arc-shaped water guide portion is correspondingly arranged on the heat dissipation holes; the top parts of the four side walls of the waterproof shell (1) are provided with heat dissipation ports (17), and the top parts of the heat dissipation ports (17) are correspondingly provided with water guide edges which incline downwards; and dust screens are arranged at the air inlet of the heat radiation fan (16), the heat radiation holes and the inner sides of the heat radiation openings (17).

3. The waterproof type unmanned aerial vehicle device of claim 2, wherein longitudinal strip-shaped heat dissipation grooves are distributed below the heat dissipation port (17).

4. The waterproof type unmanned aerial vehicle device according to claim 2, wherein support columns (18) are arranged at four corners of the bottom of the waterproof shell (1), and anti-skid pads are arranged at the bottoms of the support columns (18).

5. The waterproof type unmanned aerial vehicle device of claim 4, characterized in that a handle (19) is further arranged on the top of the waterproof shell (1), the handle (19) comprises a connecting column and two inverted V-shaped supports oppositely arranged on the top wall, mounting grooves are formed in the inner sides of the top ends of the inverted V-shaped supports, and the connecting column is erected between the mounting grooves of the two inverted V-shaped supports.

6. The waterproof anti-drone device according to claim 1, characterized in that the antenna (3) comprises an antenna reception module, an antenna transmission module, a bluetooth module and a wifi module.

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