Suspended hovering fast part electromagnetic signal monitoring system

Abstract

The invention provides a suspension hovering fast part electromagnetic signal monitoring system which comprises a ground station, a suspension device assembly and an electromagnetic induction assembly, and the suspension device assembly is connected with the ground station through a composite transmission line. The suspension device assembly comprising the air bag is arranged, the electromagnetic induction assembly lifts off through buoyancy, energy consumption is reduced, the orientation correction mechanism is in a power-off and non-working state when no wind exists in the air or system coordinates do not need to be adjusted and corrected, power management is effectively carried out, and system energy consumption is reduced; the effective hang time of the system is prolonged, a suspension device cavity and an inflation and exhaust port are arranged, an air bag can be stacked in the suspension device cavity after being exhausted, the quick requirement is better met, the longitude and latitude of equipment are obtained through a positioning module, and the aerial posture of the system is adjusted based on an orientation correction mechanism; meanwhile, when the air pressure sensor detects insufficient air pressure alarm, the orientation correction mechanism can provide power to assist descending, and the safety of the system is enhanced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electromagnetic signal measurement, in particular to a kind of suspended fast part electromagnetic signal monitoring system. BACKGROUND

[0002] The existing small electromagnetic signal monitoring device of 30MHz~3000Mhz, adopt the way of lifting rod, tethered multi-rotor unmanned aerial vehicle to realize long-term residence monitoring electromagnetic signal.The lifting rod is used in the way, the height of electromagnetic signal receiving antenna is limited to the height of lifting rod;When the way of tethered multi-rotor unmanned aerial vehicle is used, the hovering time of multi-rotor unmanned aerial vehicle will be influenced by the factors such as electronic governor, so that the tethered multi-rotor unmanned aerial vehicle can realize more than 24 hours of hovering time, thereby affecting the continuous monitoring of electromagnetic signal, realizing the height size monitoring of unattended. SUMMARY

[0003] In view of the deficiencies of the prior art, the purpose of the present application is to provide a kind of suspended fast part electromagnetic signal monitoring system, to solve the technical problems that monitoring system is limited to the height of lifting rod, tethered multi-rotor unmanned aerial vehicle hovering time and other factors, electromagnetic signal monitoring equipment is difficult to realize higher height of working, cannot continue to monitor target signal in the prior art.

[0004] In order to achieve the above-mentioned purpose, the present application is realized by the following technical scheme: a kind of suspended fast part electromagnetic signal monitoring system, including ground station, suspender assembly and electromagnetic induction assembly: the suspender assembly is connected with the ground station by composite transmission line, the suspender assembly includes air bag, suspender chamber arranged on one side of the air bag, and electromagnetic induction chamber arranged on one side of the suspender chamber, one side of the suspender chamber is provided with inflation exhaust port, one side of the inflation exhaust port is provided with air pressure sensor;The electromagnetic induction assembly includes electromagnetic signal processor arranged in the electromagnetic induction chamber, photoelectric conversion module connected with the electromagnetic signal processor, and orientation correction mechanism connected with the electromagnetic signal processor, the photoelectric conversion module is used to convert electromagnetic signal received by the electromagnetic signal processor into optical signal and transmit to the ground station based on the composite transmission line, one side of the orientation correction mechanism is connected with the positioning module for measuring longitude and latitude, the orientation correction mechanism includes adjustment frame rotatably arranged outside the electromagnetic induction chamber, and rotor arranged at one end of the adjustment frame.

[0005] According to one aspect of the above technical solution, the electromagnetic induction assembly further includes a plurality of power converters electrically connected to the composite transmission line, and the plurality of power converters are connected to the photoelectric conversion module, the orientation correction mechanism, the electromagnetic signal processor and the positioning module.

[0006] According to an aspect of the above technical solution, the electromagnetic induction chamber comprises a cavity of an electromagnetic signal sensing mechanism, a cavity of an electromagnetic signal processor, a cavity of an optical-electricity conversion module, and a cavity of a multi-path power converter arranged in sequence on one side of the suspension chamber.

[0007] According to an aspect of the above technical solution, the composite transmission line comprises an optical fiber line, a steel cable arranged on one side of the optical fiber line, and a power transmission line.

[0008] According to an aspect of the above technical solution, the electromagnetic induction chamber and the ground station are each provided with an optical fiber interface corresponding to the optical fiber line, a metal hook corresponding to the steel cable, and a power transmission cable interface corresponding to the power transmission line.

[0009] According to an aspect of the above technical solution, a groove corresponding to the adjusting frame is formed on one side of the outer wall of the electromagnetic induction chamber.

[0010] According to an aspect of the above technical solution, a take-off support mechanism is arranged in the middle of the outer wall of the electromagnetic induction chamber, and the take-off support mechanism comprises three arrayed support legs.

[0011] According to an aspect of the above technical solution, the electromagnetic signal processor comprises a low-pass filter, a high-cut low-noise amplifier, a first mixer, a first intermediate frequency gain conditioning circuit, a second mixer, a second intermediate frequency gain conditioning circuit, and a signal processor connected in sequence, the first mixer is electrically connected to a first local oscillator module, the second mixer is electrically connected to a second local oscillator module, and the first local oscillator module, the second local oscillator module, and the signal processor are all electrically connected to a clock distributor, a multi-path circuit combiner, and a multi-path power distributor.

[0012] According to an aspect of the above technical solution, the positioning module comprises a Beidou signal receiving antenna arranged on one side of the electromagnetic induction chamber.

[0013] According to an aspect of the above technical solution, the air bag is filled with helium.

[0014] Compared with the prior art, the beneficial effects of the present application are that: by setting the suspender assembly including the air bag, the electromagnetic induction assembly in the electromagnetic induction chamber is lifted by buoyancy, the energy consumption is reduced, the azimuth correction mechanism is in a power-off non-working state when there is no wind in the air or the system coordinate does not need to be adjusted and corrected, power management is effectively performed, system energy consumption is saved, the effective air suspension time of the system is prolonged, by setting the suspender chamber and the inflation and exhaust port, the air bag can be stacked into the suspender chamber after being exhausted, the fast part demand is better realized, by setting the positioning module to obtain the longitude and latitude of the equipment, and based on the azimuth correction mechanism to adjust the air attitude of the system, when the air pressure sensor detects that the air pressure is insufficient and alarms, the azimuth correction mechanism can provide power assistance to descend, and the safety of the system is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0015] The above and / or additional aspects and advantages of the present application will become apparent and more readily appreciated from the following description, taken in conjunction with the following drawings, in which: Fig. 1 It is a structure schematic view of the suspended air suspension fast part electromagnetic signal monitoring system in an embodiment of the present application; Fig. 2 It is a partial structure schematic view of the suspended air suspension fast part electromagnetic signal monitoring system in an embodiment of the present application; Fig. 3 It is a structure block diagram of the electromagnetic signal processor in an embodiment of the present application; Fig. 4 It is a structure block diagram of the ground station in an embodiment of the present application; Explanation of main element symbols: Ground station 100, composite transmission line winding and unwinding port 101, first metal hook 102, air bag 210, suspender chamber 220, electromagnetic induction chamber 230, adjusting frame 231, rotor 232, groove 233, second metal hook 300, take-off support mechanism 400, low-pass filter 501, high-cut point low-noise amplifier 502, first mixer 503, first intermediate frequency gain conditioning circuit 504, second mixer 505, second intermediate frequency gain conditioning circuit 506, signal processor 507, one local oscillator module 508, two local oscillator modules 509, clock distributor 510, first 5G mobile communication module 511, second 5G mobile communication module 202, optical fiber communication module 203, automatic wire winding mechanism 204, intelligent brain 205; The following specific implementation will further illustrate the present application in conjunction with the above drawings. Specific implementation

[0016] For the purpose of clarity, the present application will be described with reference to the accompanying drawings in which there is shown a number of embodiments. The application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and fully convey the scope of the application to those skilled in the art.

[0017] It is to be understood that where an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. Where an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements can also be present. As used herein the terms "vertical", "horizontal", "left", "right" and the like are merely used for the purpose of illustration and description.

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

[0019] Referring to Figs. 1 to 4 , a first embodiment of the present application is shown, which is a levitation and hovering electromagnetic signal monitoring system, comprising a ground station 100, a levitator assembly and an electromagnetic induction assembly.

[0020] The levitator assembly is connected to the ground station 100 through a composite transmission line, and the levitator assembly comprises an air bag 210, a levitator chamber 220 disposed on one side of the air bag 210, and an electromagnetic induction chamber 230 disposed on one side of the levitator chamber 220. One side of the levitator chamber 220 is provided with an inflation and exhaust port, and one side of the inflation and exhaust port is provided with a gas pressure sensor. Preferably, the air bag 210 can be repeatedly filled with helium to provide buoyancy for the electromagnetic induction assembly.

[0021] Specifically, in the present embodiment, the electromagnetic induction assembly further comprises a multi-channel power converter electrically connected to the composite transmission line, and the multi-channel power converter is connected to the photoelectric conversion module, the azimuth correction mechanism, the electromagnetic signal processor 507 and the positioning module.

[0022] Further, the electromagnetic induction chamber 230 comprises an electromagnetic signal induction mechanism chamber, an electromagnetic signal processor 507 chamber, a photoelectric conversion module chamber, and a multi-channel power converter chamber, which are sequentially disposed on one side of the levitator chamber 220.

[0023] The electromagnetic induction assembly comprises an electromagnetic signal processor 507 arranged in the electromagnetic induction chamber 230, an optoelectronic conversion module connected with the electromagnetic signal processor 507, and an azimuth correction mechanism connected with the electromagnetic signal processor 507. The optoelectronic conversion module is used for converting electromagnetic signals received by the electromagnetic signal processor 507 into optical signals and transmitting the optical signals to the ground station 100 based on the composite transmission line. The azimuth correction mechanism is connected on one side with a positioning module used for measuring longitude and latitude. The azimuth correction mechanism comprises a rotating adjusting frame 231 arranged outside the electromagnetic induction chamber 230, and a rotor 232 arranged at one end of the adjusting frame 231.

[0024] Specifically, the electromagnetic signal induction mechanism can induce electromagnetic signals with a frequency of 30 MHz to 3000 MHz. The electromagnetic signal processor 507 can collect and process electromagnetic signals with a frequency of 30 MHz to 3000 MHz and output the signals to the optoelectronic conversion module. The optoelectronic conversion module converts the electrical signals into optical signals and transmits the optical signals to the ground station 100 through the composite signal transmission line. The ground station 100 provides energy and communication support for the system. The four azimuth correction mechanisms can adjust the position coordinates of the system and assist the landing of the system. The composite signal transmission line integrates an optical fiber for transmitting high-speed digital signals and can fix the system at a specific longitude and latitude.

[0025] Preferably, in the embodiment, a groove 233 corresponding to the adjusting frame 231 is arranged on one side of the outer wall of the electromagnetic induction chamber 230. The long arm of the azimuth correction mechanism can be folded and placed in the groove 233.

[0026] Further, in the embodiment, the electromagnetic induction chamber 230 is connected with the azimuth correction mechanism, and the positioning module is connected to the outer shell of the electromagnetic induction chamber 230. In the embodiment, the positioning module comprises a Beidou signal receiving antenna arranged on one side of the electromagnetic induction chamber 230. The positioning module can facilitate the position determination of the system, which is beneficial for the networking of multiple devices of the same type for monitoring target signals. The longitude and latitude obtained by measurement can realize the automatic correction of the position of the miniaturized suspended hovering fast part electromagnetic signal monitoring system and device, effectively reduce the influence of wind direction, and effectively improve the intelligent level of the miniaturized suspended hovering fast part electromagnetic signal monitoring system and device.

[0027] In addition, in the embodiment, the composite transmission line comprises an optical fiber line, a steel cable arranged on one side of the optical fiber line, and a power transmission line. The composite transmission line can provide an anchoring system function to fix the system at a specific longitude and latitude. The ground station 100 provides energy supply and flight control. The optical fiber line is used for transmitting high-speed digital signals. The steel cable is used to strengthen the connection strength of the composite signal transmission line. The power transmission line is used for power supply operation of the electromagnetic induction assembly.

[0028] The electromagnetic induction chamber 230 and the ground station 100 are provided with fiber interfaces corresponding to the fiber lines, metal hooks corresponding to the steel cables, and power cable interfaces corresponding to the power transmission lines. Specifically, the metal hooks include a first metal hook 102 provided on the side of the ground station 100 and a second metal hook 300 provided on the side of the bottom of the electromagnetic induction chamber 230.

[0029] Preferably, in the present embodiment, the outer wall of the electromagnetic induction chamber 230 is provided with a landing support mechanism 400 in the middle, which includes three arrayed support legs. The three foldable landing support mechanisms 400 are arranged at an angle of 120° with respect to each other.

[0030] Preferably, in the present embodiment, the electromagnetic signal processor 507 includes a low-pass filter 501, a high-cut low-noise amplifier 502, a first mixer 503, a first intermediate frequency gain conditioning circuit 504, a second mixer 505, a second intermediate frequency gain conditioning circuit 506, and a signal processor 507 connected in sequence. The first mixer 503 is electrically connected to a first local oscillator module 508, and the second mixer 505 is electrically connected to a second local oscillator module 509. The first local oscillator module 508, the second local oscillator module 509, and the signal processor 507 are all electrically connected to a clock distributor 510, a multi-circuit combiner, and a multi-power supply distributor. The first local oscillator module 508 is used to provide a first local oscillator signal for the first mixer 503 (high-cut mixer), the second local oscillator module 509 is used to provide a second local oscillator signal for the second mixer 505, and the clock distributor 510 is used to provide a 1 MHz clock signal for the first local oscillator module 508, the second local oscillator module 509, and the signal processor 507. By setting the high-cut low-noise amplifier 502, the anti-interference capability of the monitoring device can be improved to a certain extent, and the accuracy of the electromagnetic signal acquisition can be improved. It can be understood that the multi-circuit combiner provides power supply function.

[0031] Preferably, in the present embodiment, the electromagnetic induction assembly further includes a multi-power supply converter electrically connected to the composite transmission line, and the multi-power supply converter is connected to the photoelectric conversion module, the orientation correction mechanism, the electromagnetic signal processor 507, and the positioning module. The multi-circuit combiner and the multi-power supply distributor reduce the 400V voltage transmitted based on the side of the ground station 100 to +30V and +12V two gears.

[0032] Preferably, the electromagnetic signal processor 507 further comprises a first 5G mobile communication module 511, which is electrically connected to the signal processor 507. After the signal processor 507 acquires the baseband signal, it is transmitted to the first 5G mobile communication module 511, and then transmitted to the monitoring center through the first 5G mobile communication module 511 for subsequent related work. Understandably, the monitoring center can also transmit instructions to the first 5G mobile communication module 511, and then transmit them to the signal processor 507 through the first 5G mobile communication module 511 to complete remote control of the system. Understandably, the electromagnetic signal processing load also includes a DC-DC converter, which is electrically connected to the high-cut low-noise amplifier 502, the first mixer 503, the first intermediate frequency gain conditioning circuit 504, the second mixer 505, the second intermediate frequency gain conditioning circuit 506, the first oscillator module 508, the second oscillator module 509, the clock distributor 510, the signal processor 507 and the first 5G mobile communication module 511, that is, the DC-DC converter is used to power the electromagnetic signal processor 507.

[0033] Preferably, the ground station 10020 comprises a second 5G mobile communication module 202, an optical fiber communication module 203, an automatic wire winding mechanism 204, an intelligent brain 205, and a voltage conversion module 206. The voltage conversion module 206 is connected to the first 5G mobile communication module 511511, the optical fiber communication module 203, the automatic wire winding mechanism 204, and the intelligent brain 205, respectively, that is, the voltage conversion module 206 provides power for the ground station 10020. The automatic wire winding mechanism 204 described above is used to wind and unwind the composite transmission line. The ground station 10020 described above has a corresponding composite transmission line winding and unwinding opening 101207 on one side.

[0034] Preferably, the intelligent brain 205 is connected to the second 5G mobile communication module 202, the optical fiber communication module 203, and the automatic wire winding mechanism 204, respectively, to realize intelligent data communication and wire winding operation. The ground station 100 provides energy supply and flight control. In some application scenarios of the present embodiment, the ground station 100 can provide unattended operation, and data can be transmitted to the back end through field optical fiber or 5G mobile communication signal mode.

[0035] In summary, the electromagnetic signal monitoring system in the above embodiments of the application is provided with the electromagnetic induction assembly, the electromagnetic signal processor 507 can receive and process electromagnetic signals with a frequency of 30MHz-3000MHz and output to the photoelectric conversion module, the photoelectric conversion module converts the input electromagnetic signals into optical signals and transmits them to the ground station 100 through the composite signal transmission line, and the shell of the chamber is connected with four orientation correction mechanisms. The four orientation correction mechanisms can be folded and placed in the grooves 233 of the chamber shell, and the four orientation correction mechanisms are used for adjusting the attitude of the system in the air and assisting the landing of the system. The composite signal transmission line integrates the power cable, optical fiber and high-strength steel cable, which is used for transmitting high-speed digital signals and providing power for the system, and can fix the system at a specific latitude and longitude. The ground station 100 provides energy supply and flight control.

[0036] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The above-described embodiments only express the implementation of the present application, and the description is more specific and detailed, but it cannot be understood as a limitation on the scope of the patent of the present application. It should be noted that for ordinary skilled in the art, without departing from the concept of the present application, a variety of modifications and improvements can be made, which are all within the scope of protection of the present application. Therefore, the protection scope of the patent of the present application should be subject to the appended claims.

Claims

1. A suspended hang-off fast part electromagnetic signal monitoring system, characterized in that, The utility model relates to a kind of electromagnetic induction system and method for unmanned aerial vehicle, including: Ground station; Suspender assembly, the suspender assembly is connected with the ground station by composite transmission line, the suspender assembly includes air bag, suspender chamber being arranged at one side of the air bag, and electromagnetic induction chamber being arranged at one side of the suspender chamber, one side of the suspender chamber is equipped with inflation exhaust port, one side of the inflation exhaust port is equipped with air pressure sensor; Electromagnetic induction assembly, the electromagnetic induction assembly includes electromagnetic signal processor being arranged in the electromagnetic induction chamber, photoelectric conversion module being connected with the electromagnetic signal processor, and orientation correction mechanism being connected with the electromagnetic signal processor, the photoelectric conversion module is used to convert electromagnetic signal received by the electromagnetic signal processor into optical signal and is transmitted to the ground station based on the composite transmission line, one side of the orientation correction mechanism is connected with positioning module for measuring longitude and latitude, the orientation correction mechanism includes adjusting frame being rotatably arranged outside the electromagnetic induction chamber, and rotor being arranged at one end of the adjusting frame.

2. The suspended-over fast part electromagnetic signal monitoring system according to claim 1, characterized in that, The electromagnetic induction assembly further includes multi-path power converter being electrically connected with the composite transmission line, and the multi-path power converter is connected with the photoelectric conversion module, the orientation correction mechanism, the electromagnetic signal processor and the positioning module.

3. The suspended hovercraft electromagnetic signal monitoring system of claim 2, wherein, The electromagnetic induction chamber includes electromagnetic signal induction mechanism chamber, electromagnetic signal processor chamber, photoelectric conversion module chamber and multi-path power converter chamber being arranged in sequence at one side of the suspender chamber.

4. The suspended hovercraft electromagnetic signal monitoring system of claim 1, wherein, The composite transmission line includes optical fiber line, and steel cable and power transmission line being arranged at one side of the optical fiber line.

5. The suspended hovercraft electromagnetic signal monitoring system of claim 4, wherein, One side of the electromagnetic induction chamber and the ground station is equipped with optical fiber interface corresponding to the optical fiber line, metal hook corresponding to the steel cable and power transmission cable interface corresponding to the power transmission line.

6. The suspended hoverfly electromagnetic signal monitoring system of claim 1, wherein, Groove corresponding to the adjusting frame is formed in one side of the outer wall of the electromagnetic induction chamber.

7. The suspended hoverfly electromagnetic signal monitoring system of claim 1, wherein, Landing support mechanism is arranged in the middle of the outer wall of the electromagnetic induction chamber, and the landing support mechanism includes three arrayed support legs.

8. The suspended hoverfly electromagnetic signal monitoring system of claim 1, wherein, The electromagnetic signal processor includes low-pass filter, high-cut low-noise amplifier, first mixer, first intermediate frequency gain conditioning circuit, second mixer, second intermediate frequency gain conditioning circuit and signal processor being electrically connected in sequence, first mixer is electrically connected with one local oscillator module, second mixer is electrically connected with two local oscillator modules, and one local oscillator module, two local oscillator modules and signal processor are electrically connected with clock distributor, multi-channel circuit combiner and multi-path power distributor.

9. The suspended hoverfly electromagnetic signal monitoring system of claim 1, wherein, The positioning module includes beidou signal receiving antenna being arranged at one side of the electromagnetic induction chamber.

10. The suspended hoverfly electromagnetic signal monitoring system of claim 1, wherein, Helium is filled in the air bag.

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