CN207339837U - The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system - Google Patents
The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system Download PDFInfo
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- CN207339837U CN207339837U CN201721460378.5U CN201721460378U CN207339837U CN 207339837 U CN207339837 U CN 207339837U CN 201721460378 U CN201721460378 U CN 201721460378U CN 207339837 U CN207339837 U CN 207339837U
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- pitched sounds
- unmanned plane
- communicate
- loudspeaker
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Abstract
The utility model provides a kind of anti-unmanned plane of uttering long and high-pitched sounds and propagandas directed to communicate system, wherein, including intercom and carry for carrying out sound collection be connected in unmanned plane, the loudspeaker for propagandaing directed to communicate, intercom with loudspeaker signal；Intercom specifically includes：Shell；Anti- sound collector of uttering long and high-pitched sounds inside the housing is set；The modulus signal converter being connected with anti-sound collector of uttering long and high-pitched sounds；The signal modulator being connected with signal adapter；The signal projector being connected with signal modulator；Loudspeaker specifically includes：Signal receiver；The demodulator of PM signal PM being connected with signal receiver；The digital and analogue signals converter being connected with demodulator of PM signal PM；The frequency dividing capacitance being connected with digital and analogue signals converter；Loudspeaker with dividing capacitance connection.The utility model effectively reduces situation about uttering long and high-pitched sounds during unmanned plane is propagandaed directed to communicate by the improvement of anti-utter long and high-pitched sounds sound collector and loudspeaker, while equipment is easy for installation, effectively prevents from disturbing, and greatly strengthen unmanned plane and propagandas directed to communicate the usage experience of system.
Description
Technical field
It the utility model is related to unmanned plane accessories field, more particularly to a kind of anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system.
Background technology
The needs of special trade are answered, occurs the technology that unmanned plane loads system of propagandaing directed to communicate recent years, is taken by unmanned plane
Loudspeaker are carried, flies in crowd overhead, is propagandaed directed to communicate using intercom to loudspeaker transmission signal, but in the prior art, majority production
Product are mounted in below unmanned plane the typhon of wireless intercom system is stiff, and not only unsightly, but also integrated level is low, under battle conditions
Poor performance.The prior art has a disadvantage that：1st, transmission range is near, and majority is no more than 500 meters, and application scenario is limited；2nd, amplify effect
Fruit is bad, and voice messaging is unintelligible, and decibels are low, and voice messaging is only capable of propagating within 100 meters；3rd, without anti-interference method；4th, work(
Can single, function of only propagandaing directed to communicate；5th, it is cumbersome for installation.Meanwhile unmanned plane generally flies in open area, with flying for unmanned plane
OK, it is near when remote during the position of the loudspeaker that are carried and intercom, influenced be subject to wind-force, or the sound of loudspeaker power amplifier enters pair
Say machine microphone, system of propagandaing directed to communicate causes ear-piercing sound, have impact on the work normally propagandaed directed to communicate there is a phenomenon where uttering long and high-pitched sounds.On
The presence for stating problem have impact on existing unmanned plane and propaganda directed to communicate the usage experience of system.
Therefore, the prior art has yet to be improved and developed.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of the prior art, there is provided one kind is anti-to utter long and high-pitched sounds
Unmanned plane is propagandaed directed to communicate system, it is intended to and solve the system of propagandaing directed to communicate of unmanned plane in the prior art and easily produce and utter long and high-pitched sounds, it is cumbersome for installation, without anti-tampering
Measure, the problem of bringing inconvenience to use of the system of propagandaing directed to communicate in unmanned plane field.
The utility model technical scheme applied to solve the technical problem is as follows：
The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system, wherein, including for carry out sound collection intercom and carry in nothing
The man-machine upper, loudspeaker for propagandaing directed to communicate, the intercom are connected with the loudspeaker signal；
The intercom specifically includes：
Shell；
It is arranged on the anti-sound collector of uttering long and high-pitched sounds for radio reception of the enclosure；
The modulus signal converter for being used to analog signal being converted into digital signal being connected with the anti-sound collector of uttering long and high-pitched sounds；
The signal modulator for modulated digital signal being connected with the modulus signal converter；
What is be connected with the signal modulator is used to launch the signal projector of digital signal；
The loudspeaker specifically includes：
For receiving the signal receiver of digital signal；
The demodulator of PM signal PM for demodulated digital signal being connected with the signal receiver；
What is be connected with the demodulator of PM signal PM is used to digital signal being converted into the digital and analogue signals converter of analog signal；
The frequency dividing capacitance for being used to filter being connected with the digital and analogue signals converter；
It is used to amplify the loudspeaker of broadcasting with the frequency dividing capacitance connection.
The anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system, wherein, the anti-sound collector of uttering long and high-pitched sounds specifically includes：
It is arranged on the sound chamber of the enclosure；
It is arranged on the sound lumen pore for being used to gather sound with the sound chamber face on the outer wall of the shell；
The windproof film being arranged on the inside of the sound lumen pore；
It is arranged on Silicone Case on the inside of the windproof film；
The orientation muting sensitive microphone being arranged on inside the Silicone Case；
It is arranged on the button of propagandaing directed to communicate being connected on the outer wall of the shell with the orientation muting sensitive microphone；
The orientation muting sensitive microphone is connected by twisted-pair feeder with modulus signal converter.
The anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system, wherein, the collar extension of the sound lumen pore is provided with outward chamfering,
The angle of the chamfering is 30 ~ 60 °.
The anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system, wherein, be provided with fm dial on the intercom, fm dial with
The signal projector connection；Frequency modulation DIP device is provided with the loudspeaker, frequency modulation DIP device connects with the signal receiver
Connect.
The anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system, wherein, the loudspeaker is connected by quick-disassembly structure with unmanned plane, institute
Stating quick-disassembly structure includes the upper fixing element being arranged on unmanned plane bottom surface and the lower fixing piece being arranged on loudspeaker top surface；
The installation gap for being connected with lower fixing piece is provided with fixed part, the shape of the installation gap is
Trapezoidal, the both sides of the installation gap are provided with fixed station, and fixed hole is provided with the fixed station；
Trapezoidal mounting blocks are provided with the lower fixing piece, the shape of the mounting blocks is mutually fitted with the installation gap
Match somebody with somebody, the both sides of the mounting blocks are provided with lower fixed station, are provided with the lower fixed station for fixed latch, the latch
It is adapted with the fixed hole.
The anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system, wherein, the junction of the latch and lower fixed station is provided with spring.
The anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system, wherein, the both sides of fixed are provided with described for guiding
The guide table that latch pushes, the guide table is to be arranged on the inclined-plane of the fixed hole both sides.
The system in conclusion a kind of anti-unmanned plane of uttering long and high-pitched sounds provided by the utility model is propagandaed directed to communicate, wherein, including for carrying out sound
Loudspeaker of the intercom and carry of sound collection on unmanned plane, for propagandaing directed to communicate, intercom are connected with loudspeaker signal；It is right
The machine of saying specifically includes：Shell；Anti- sound collector of uttering long and high-pitched sounds inside the housing is set；The modulus signal being connected with anti-sound collector of uttering long and high-pitched sounds turns
Parallel operation；The signal modulator being connected with signal adapter；The signal projector being connected with signal modulator；Amplify implement body bag
Include：Signal receiver；The demodulator of PM signal PM being connected with signal receiver；The digital and analogue signals converter being connected with demodulator of PM signal PM；
The frequency dividing capacitance being connected with digital and analogue signals converter；Loudspeaker with dividing capacitance connection.The utility model passes through anti-collection sound of uttering long and high-pitched sounds
The improvement of device and loudspeaker, effectively reduces situation about uttering long and high-pitched sounds during unmanned plane is propagandaed directed to communicate, while equipment is easy for installation, effectively anti-
Only disturb, greatly strengthen unmanned plane and propaganda directed to communicate the usage experience of system.
Brief description of the drawings
Fig. 1 be anti-unmanned plane of uttering long and high-pitched sounds described in the utility model propaganda directed to communicate system intercom explosive view.
Fig. 2 be anti-unmanned plane of uttering long and high-pitched sounds described in the utility model propaganda directed to communicate system loudspeaker stereogram.
Fig. 3 is that anti-unmanned plane of uttering long and high-pitched sounds described in the utility model is propagandaed directed to communicate the assembling schematic diagram of system.
Fig. 4 be anti-unmanned plane of uttering long and high-pitched sounds described in the utility model propaganda directed to communicate system upper fixing element stereogram.
Fig. 5 be anti-unmanned plane of uttering long and high-pitched sounds described in the utility model propaganda directed to communicate system lower fixing piece stereogram.
Fig. 6 is that anti-unmanned plane of uttering long and high-pitched sounds described in the utility model is propagandaed directed to communicate the loudspeaker and Quick-dismantle component connection diagram of system.
Embodiment
To make the purpose of this utility model, technical solution and advantage clearer, clear and definite, develop simultaneously implementation referring to the drawings
The utility model is further described in example.It should be appreciated that specific embodiment described herein is only explaining this reality
With new, it is not used to limit the utility model.
Please referring also to Fig. 1 to Fig. 6, Fig. 1 are that anti-unmanned plane of uttering long and high-pitched sounds described in the utility model is propagandaed directed to communicate the intercom of system
Explosive view.Fig. 2 be anti-unmanned plane of uttering long and high-pitched sounds described in the utility model propaganda directed to communicate system loudspeaker stereogram.Fig. 3 is that this practicality is new
Unmanned plane of uttering long and high-pitched sounds is resisted to propaganda directed to communicate the assembling schematic diagram of system described in type.Fig. 4 is that anti-unmanned plane of uttering long and high-pitched sounds described in the utility model propagandas directed to communicate and is
The stereogram of the upper fixing element of system.Fig. 5 be anti-unmanned plane of uttering long and high-pitched sounds described in the utility model propaganda directed to communicate system lower fixing piece solid
Figure.Fig. 6 is that anti-unmanned plane of uttering long and high-pitched sounds described in the utility model is propagandaed directed to communicate the loudspeaker and Quick-dismantle component connection diagram of system.As Fig. 1-
Shown in Fig. 6, the anti-unmanned plane of uttering long and high-pitched sounds is propagandaed directed to communicate system, it is characterised in that including the intercom and extension for carrying out sound collection
It is loaded on unmanned plane, the loudspeaker for propagandaing directed to communicate, the intercom is connected with the loudspeaker signal；
The intercom specifically includes：
Shell 100；
The anti-sound collector 200 of uttering long and high-pitched sounds for radio reception being arranged on inside the shell 100；
The modulus signal for being used to analog signal being converted into digital signal being connected with the anti-sound collector 200 of uttering long and high-pitched sounds is changed
Device 300；
The signal modulator 400 for modulated digital signal being connected with the modulus signal converter 300；
What is be connected with the signal modulator 400 is used to launch the signal projector 500 of digital signal；
The loudspeaker specifically includes：
For receiving the signal receiver of digital signal（Do not marked in figure）；
The demodulator of PM signal PM for demodulated digital signal being connected with the signal receiver（Do not marked in figure）；
What is be connected with the demodulator of PM signal PM is used to digital signal being converted into the digital and analogue signals converter of analog signal（Figure
In do not mark）；
The frequency dividing capacitance for being used to filter being connected with the digital and analogue signals converter（Do not marked in figure）；
It is used to amplify the loudspeaker 600 of broadcasting with the frequency dividing capacitance connection.
During specific works, user picks up intercom and carries out phonetic entry, and anti-sound collector 200 of uttering long and high-pitched sounds collects user voice, will
Sound wave is converted into ground surface end analog signal and is sent to modulus signal converter 300, and modulus signal converter 300 simulates ground surface end
Signal is sent to signal projector 500 after being converted into ground surface end digital signal, and signal projector 500 sends out ground surface end digital signal
Penetrate to signal receiver, receive the signal of ground transmission so as to fulfill the loudspeaker of day dead end, signal receiver will be received
Ground surface end digital signal is sent to after demodulator of PM signal PM is demodulated into day dead end analog signal and is sent to digital and analogue signals converter, digital-to-analogue
Day dead end analog signal is converted into after day dead end analog signal and is sent to frequency dividing capacitance by signal adapter, and frequency dividing capacitance is to sky
End analog signal is filtered, since loudspeaker 600 only have response, 800hz signals below to the high-frequency signal of more than 1000hz
Loudspeaker 600 do not respond to, meanwhile, the low frequency signal of below 800hz also has and can disturb intercom by the broadcast of loudspeaker 600
Generation is uttered long and high-pitched sounds, and therefore, frequency dividing capacitance will obtain broadcast singal in day dead end analog signal after the target signal filter of below 800hz, it
Broadcast singal is sent to loudspeaker 600 afterwards to propaganda directed to communicate.The height broadcast as by dividing capacitor filtering played due to loudspeaker 600
Frequency signal, therefore during propagandaing directed to communicate, the sound frequency that loudspeaker enters intercom is higher, it is not easy to by anti-sound collector of uttering long and high-pitched sounds
200 radio reception are produced and uttered long and high-pitched sounds, and play the role of anti-utter long and high-pitched sounds in the day dead end where loudspeaker.
Further, power amplifier is set in the loudspeaker 600, the power of the power amplifier is 100w,
The loudspeaker 600 are rubidium magnetic horn；Divide the power amplification that the broadcast singal after capacitive filter passes through 100W in loudspeaker 600
After device amplification, played by high-power rubidium magnetic horn 600, decibel instrument measures sound and surpasses 130 decibels at 5 meters, and loudspeaker 600 are omnidirectional
Type, sound transmission radius is more than 300 meters.So as to add the volume propagandaed directed to communicate and sound spread scope.
Further, the anti-sound collector 200 of uttering long and high-pitched sounds specifically includes：
The sound chamber 110 being arranged on inside the shell 100；
It is arranged on the sound lumen pore 120 for being used to gather sound with 110 face of sound chamber on the outer wall of the shell 100；
It is arranged on the windproof film 130 of the inner side of sound lumen pore 120；
It is arranged on the 130 inner side Silicone Case 140 of windproof film；
The orientation muting sensitive microphone 150 being arranged on inside the Silicone Case 140；
It is arranged on the button 100A that propagandas directed to communicate being connected on the outer wall of the shell 100 with the orientation muting sensitive microphone 150；
The orientation muting sensitive microphone 150 is connected by twisted-pair feeder 160 with modulus signal converter 300.
During specific works, when user needs to propaganda directed to communicate, orientation muting sensitive microphone 150 starts after pressing the button 100A that propagandas directed to communicate
Work, user voice are entered the sound chamber of anti-sound collector 200 of uttering long and high-pitched sounds by sound lumen pore 120, and the windproof covering of film 130 is arranged on sound lumen pore
On 120 inner surface, when user propagandas directed to communicate, the wind-force breathed out is stopped that windproof film 130 talks user by windproof film 130
Acoustic wave vibrations are delivered to the vibrations that sound intracavitary portion drives Silicone Case 140, Silicone Case 140 have to the sound wave of input into
The effect of one step filtering, can filter off the environment noise for easily producing and uttering long and high-pitched sounds, the content that user is propagandaed directed to communicate is delivered to orientation muting sensitive
In microphone 150, orientation muting sensitive microphone 150 can identify the sound wave that user propagandas directed to communicate exactly, filter other environment noises, from
And the generation uttered long and high-pitched sounds is reduced, the content transformation of propagandaing directed to communicate got is ground surface end analog signal by the orientation muting sensitive microphone 150,
Modulus signal converter 300 is sent to by twisted-pair feeder 160, the twisted-pair feeder 160 is by the plain conductor of a pair of of mutually insulated
It is twisted.In this way, a part can be not only resisted from extraneous Electromagnetic Interference, can also reduce more pair twists
Interfering with each other between line.The conducting wire that edge is thoroughly done away with two twists together mutually, and interference signal acts on this two and mutually kinks
It is consistent on conducting wire together, the interference signal is called common-mode signal, can be by altogether in the difference channel for receiving signal
Mould signal eliminates, so as to extract useful signal, i.e. difference mode signal, so that Electromagnetic Interference is effectively reduced, further reduction
The situation of generation of uttering long and high-pitched sounds.
Further, the collar extension of the sound lumen pore 120 is provided with outward chamfering, the angle of the chamfering for 30 ~
60°。
Specifically, the angle of the chamfering is 45 °, during specific works, since anti-sound collector 200 of uttering long and high-pitched sounds is arranged on shell
100 inside, it is therefore desirable to a sound lumen pore 120 is opened on the surface of shell 100 so that sound can enter to pass through shell 100
Utter long and high-pitched sounds to anti-in sound collector 200, the collar extension of the sound lumen pore 120 is provided with 45 ° of outward chamferings so that sound lumen pore 120
Structure similar to a loophole, there is stronger collection sound, meanwhile, the skew wall of chamfering can allow interference sound wave into
Cancel out each other during entering sound lumen pore 120, so as to play the role of tentatively filtering to sound wave, reduce wheat in subsequent step
The possibility that gram wind is uttered long and high-pitched sounds.
Further, the radius of the sound lumen pore 120 is 0.5mm, after tested, radius for 0.3mm, 0.4mm,
In tetra- kinds of specifications of 0.5mm, 0.6mm, uttered long and high-pitched sounds by 30 meters of distance tests, male voice 1-10 numeral report forms, radius is 0.5mm's
Utter long and high-pitched sounds caused by sound lumen pore 120 minimum；Sound lumen pore 120 is excessive, and environment noise enters anti-sound collector 200 of uttering long and high-pitched sounds too much
In, add the generation uttered long and high-pitched sounds；Sound lumen pore 120 is too small, and the sound wave entered launches repeatedly when entering sound lumen pore 120, easily
High frequency sound wave is produced, adds the situation for generation of uttering long and high-pitched sounds, therefore, the sound lumen pore 120 of 0.5mm radiuses, there is best anti-uttering long and high-pitched sounds property
Energy.
Further, fm dial 700, fm dial 700 and the signal projector 500 are provided with the intercom
Connection；Frequency modulation DIP device (not marked in figure) is provided with the loudspeaker, frequency modulation DIP device is connected with the signal receiver.
4 communication ports are reserved during specific works, between intercom and loudspeaker, so as to more have for anti-tampering provide
The solution method of effect.When disturbing generation, it is only necessary to while replace another reserved passageway, you can avoid the failure of propagandaing directed to communicate of interference fringe
Problem；The method of specific replacement communication port is as follows：
Four scales in correspondence with each other are respectively arranged with the fm dial 700 and frequency modulation DIP device, are risen in unmanned plane
Before flying, fm dial 700 is connected with signal projector 500, and manual rotation fm dial 700 selects intercom signal projector
The communication port of 500 transmitting signals；Frequency modulation DIP device is connected with signal receiver, is adjusted frequency modulation DIP device and is caused signal receiver
The communication port for receiving signal is consistent with the communication port of the transmitting signal of intercom signal projector 500.So as to complete to communicate
The selection of passage, when a communication port receives interference, spare lead to is replaced by adjusting fm dial 700 and frequency modulation DIP device
Passage is believed, so as to ensure that communication port is not interfered.
Further, the loudspeaker is connected by quick-disassembly structure 800 with unmanned plane, and the quick-disassembly structure 800 includes setting
Put the upper fixing element 810 on unmanned plane bottom surface and the lower fixing piece 820 being arranged on loudspeaker top surface；
The installation gap 811 for being connected with lower fixing piece 820 is provided with fixed part 810, the installation lacks
The shape of mouth 811 is trapezoidal, and the both sides of the installation gap 811 are provided with fixed station 812, are set on fixed 812
It is equipped with fixed hole（Do not marked in figure）；
Trapezoidal mounting blocks 821, shape and the installation of the mounting blocks 821 are provided with the lower fixing piece 820
Notch 811 is adapted, and the both sides of the mounting blocks 821 are provided with lower fixed station 822, and use is provided with the lower fixed station 822
In fixed latch 823, the latch 823 is adapted with the fixed hole.
During specific works, during loudspeaker is installed, the mounting blocks 821 are inserted into installation gap 811, you can will
Upper fixation and under be fixed together, while the latch 823 is inserted into fixed hole, fixed and lower fixation in realization to consolidate
It is fixed, according to easy to operate, when dismantling loudspeaker, latch 823 need to only be pulled out, afterwards by mounting blocks 821 from installation gap 811
Extraction, you can pull down loudspeaker from unmanned plane；During unmanned plane use, generally require to be quickly installed loudspeaker
Operation of propagandaing directed to communicate is carried out, therefore, the fast quick-detach of loudspeaker is very necessary, only mounting blocks 821 need to be inserted into installation using this result
Installation can be achieved in notch 811, meanwhile, the shape for mounting blocks 821 is trapezoidal, is embedded in installation gap 811 with steady
Fixed mechanics is as a result, loudspeaker can ensure to amplify by two trapezoidal abundant stress in inclined-plane during unmanned plane during flying
With unmanned plane relative motion does not occur for device, when having prevented the plug-in component of unmanned plane there is a situation where rock cause to fly it is unstable.
Further, the junction of the latch 823 and lower fixed station 822 is provided with spring.
During specific works, spring is under normal conditions stretching state, is subject to be compressed during external force, the insertion installation of mounting blocks 821
During notch 811, with the entrance of mounting blocks 821, upper fixed station 812 oppresses latch 823 so that latch 823 is transported downwards
Dynamic, spring is compressed, and when latch 823 is reached immediately below fixed hole, recoil of spring, guide 823 is moved upwards, insertion
In fixed hole, so as to fulfill being fixedly connected for top mounting subassembly and lower fixing piece 820, when dismantling loudspeaker, by under latch 823
Draw, spring is compressed, and extracts mounting blocks 821 out, discharges latch 823, spring-return to original state.
Further, the both sides of fixed 812 are provided with the guide table for guiding the latch 823 to push,
The guide table is to be arranged on the inclined-plane of the fixed hole both sides.
Specifically, close to fixed hole one end be inclined-plane minimum point, the other end be inclined-plane peak, specific works
When, during mounting blocks 821 are inserted into installation gap 811, upper fixed station 812 is contacted with lower fixed station 822, with mounting blocks
821 insertion installation gaps 811, inclined-plane and the latch 823 of upper fixed station 812 are in contact, and mounting blocks 821 are inserted into installation gap
Inclined-plane compressing latch 823 moves downward during 811, compresses spring, finally when latch 823 is reached immediately below fixed hole
When, recoil of spring, guide 823 is moved upwards, is inserted into fixed hole, locks top mounting subassembly and lower fixing piece 820；Institute
The both sides for stating fixed hole are both provided with inclined-plane, therefore user is when installing loudspeaker, can from the optional direction in both sides into
Row installation operation, it is not necessary to distinguish installation direction, therefore simplify installation procedure, furthermore achieved that the quick of loudspeaker is torn open
Dress.
The utility model additionally provides a kind of as above any anti-method of propagandaing directed to communicate of uttering long and high-pitched sounds, and comprises the following steps：
Fm dial selection interphone communication passage is rotated, rotation frequency modulation DIP device causes loudspeaker to be in same with intercom
One communication port；
Triggering is propagandaed directed to communicate button, and voice signal is converted into ground surface end analog signal after anti-sound collector collection sound of uttering long and high-pitched sounds, is made
Modulus signal converter is transported to twisted-pair feeder；
Modulus signal converter is sent to signal modulator after ground surface end analog signal is converted into ground surface end digital signal；
Ground surface end digital signal modulated is ground surface end modulated signal after receiving ground surface end digital signal by signal modulator, it
Ground surface end modulated signal is sent to signal projector afterwards；
After signal projector receives ground surface end modulated signal, judge real-time Communication for Power passage, use real-time Communication for Power channel emission
Ground surface end modulated signal；
Ground surface end modulated signal is sent to demodulator of PM signal PM, signal solution after signal receiver reception ground surface end modulated signal
Tune device will be sent to digital and analogue signals converter after ground surface end modulated signal will be demodulated into day dead end digital signal；
Day dead end digital signal is converted into a day dead end simulation letter after digital and analogue signals converter reception day dead end digital signal
Number it is sent to frequency dividing capacitance；
Divide capacitance and receive day dead end analog signal, broadcast singal is obtained after filtering below 800hz clutters and amplifying power,
Broadcast singal is sent to loudspeaker carries out broadcast and propaganda directed to communicate.
During specific works, due to the difference of unmanned plane use environment, it is thus possible to electromagnetic interference is had, according to electromagnetic interference
The difference of situation, this equipment are reserved with 4 communication ports, rotation fm dial selection interphone communication passage, and rotation frequency modulation is dialled
Code device causes loudspeaker to be in same communication port with intercom；So that it is guaranteed that system communication of propagandaing directed to communicate is anti-interference.
Start to propaganda directed to communicate, user's triggering, which is propagandaed directed to communicate, picks up intercom after button and propaganda directed to communicate against sound lumen pore, anti-sound collector collection of uttering long and high-pitched sounds
Voice signal is converted into ground surface end analog signal after sound, modulus signal converter is transported to using twisted-pair feeder；Its moderate resistance is maked a whistling sound
Cry sound collector can effectively filter environment noise and user propaganda directed to communicate during the wind-force that breathes out, while twisted-pair feeder can be filtered effectively
Influence of the electromagnetic interference to signal quality, utters long and high-pitched sounds so as to be effectively reduced during user voice is gathered.
Modulus signal converter is sent to signal modulator after ground surface end analog signal is converted into ground surface end digital signal；
Wherein, ground surface end analog signal is converted into ground surface end digital signal by modulus signal converter, different from analog signal, numeral letter
Number transmission substantially just has many antijamming capabilities stronger than analog signal, has more preferable laser propagation effect.
Ground surface end digital signal modulated is ground surface end modulated signal after receiving ground surface end digital signal by signal modulator, it
Ground surface end modulated signal is sent to signal projector afterwards；Signal modulator wirelessly passes ground surface end digital signal modulated for 433M
Defeated signal format.
After signal projector receives ground surface end modulated signal, judge real-time Communication for Power passage, use real-time Communication for Power channel emission
Ground surface end modulated signal；Wherein, signal projector carries out signal transmitting with the transmission power of 33dbm to ground surface end modulated signal.
Ground surface end modulated signal is sent to demodulator of PM signal PM, signal solution after signal receiver reception ground surface end modulated signal
Tune device will be sent to digital and analogue signals converter after ground surface end modulated signal will be demodulated into day dead end digital signal；
Day dead end digital signal is converted into a day dead end simulation letter after digital and analogue signals converter reception day dead end digital signal
Number it is sent to frequency dividing capacitance；Frequency dividing capacitance is filtered day dead end analog signal, since loudspeaker are only to the height of more than 1000hz
Frequency signal has response, and 800hz signals below loudspeaker do not respond to, meanwhile, the low frequency signal of below 800hz also can pass through loudspeaker
Broadcast, which is disturbed, causes intercom produces to utter long and high-pitched sounds, and therefore, divides capacitance by the signal of below 800hz in day dead end analog signal
Broadcast singal is obtained after filtering out, broadcast singal is sent to loudspeaker afterwards propagandas directed to communicate.Due to loudspeaker play broadcast as by
The high-frequency signal of capacitor filtering is divided, therefore during propagandaing directed to communicate, the sound frequency that loudspeaker enters intercom is higher, does not allow
Easily produced and utter long and high-pitched sounds by anti-sound collector radio reception of uttering long and high-pitched sounds, play the role of anti-utter long and high-pitched sounds in the day dead end where loudspeaker.
Further, the communication mode between the signal projector and signal receiver is wirelessly transferred for 433M, signal
Transmitter transmission power is 33dbm.
During specific works, in the case of glitch-free, 433M is wirelessly transferred, the communication mode of transmission power 33dbm, communication
Distance is more than 4000 meters.433M communications use extensively, and open citizens' radio band, and the nothing of unmanned plane and remote controler
Line communication mode is 2.4G, avoids and produces communication interference with unmanned plane.
Anti- unmanned plane of uttering long and high-pitched sounds provided by the utility model is propagandaed directed to communicate system and the anti-method of propagandaing directed to communicate of uttering long and high-pitched sounds, in ground surface end by changing
Into the anti-sound collector of uttering long and high-pitched sounds of intercom：The structure and specification of sound lumen pore are improved, increases windproof film, around orientation muting sensitive microphone
Silicone Case is wrapped up, realizes to reduce and utters long and high-pitched sounds that a situation arises during sound collection；The loudspeaker front end held on high at the same time
The signal for connecing frequency dividing capacitive filter low frequency end is worn, reduces clutter, protection loudspeaker at the same time, reduce the output of noise, preferably suppress
Utter long and high-pitched sounds.So as to which end reduces the situation that loudspeaker feedback sound enters anti-sound collector initiation of uttering long and high-pitched sounds and utters long and high-pitched sounds on high.Simultaneously,
The improvement of communication mode adds the antijamming capability of signal, prevents signal interference from producing situation about uttering long and high-pitched sounds；Quick-disassembly structure is yes
Installation of the loudspeaker on unmanned plane is more convenient, facilitates the use of integral device.
The system in conclusion a kind of anti-unmanned plane of uttering long and high-pitched sounds provided by the utility model is propagandaed directed to communicate, wherein, including for carrying out sound
Loudspeaker of the intercom and carry of sound collection on unmanned plane, for propagandaing directed to communicate, intercom are connected with loudspeaker signal；It is right
The machine of saying specifically includes：Shell；Anti- sound collector of uttering long and high-pitched sounds inside the housing is set；The modulus signal being connected with anti-sound collector of uttering long and high-pitched sounds turns
Parallel operation；The signal modulator being connected with signal adapter；The signal projector being connected with signal modulator；Amplify implement body bag
Include：Signal receiver；The demodulator of PM signal PM being connected with signal receiver；The digital and analogue signals converter being connected with demodulator of PM signal PM；
The frequency dividing capacitance being connected with digital and analogue signals converter；Loudspeaker with dividing capacitance connection.The utility model passes through anti-collection sound of uttering long and high-pitched sounds
The improvement of device and loudspeaker, effectively reduces situation about uttering long and high-pitched sounds during unmanned plane is propagandaed directed to communicate, while equipment is easy for installation, effectively anti-
Only disturb, greatly strengthen unmanned plane and propaganda directed to communicate the usage experience of system.
It should be appreciated that the application of the utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
Say, can according to the above description be improved or converted, all these modifications and variations should all belong to the appended power of the utility model
The protection domain that profit requires.
Claims (7)
- The system 1. the anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate, it is characterised in that including the intercom and carry for carrying out sound collection Loudspeaker on unmanned plane, for propagandaing directed to communicate, the intercom are connected with the loudspeaker signal；The intercom specifically includes：Shell；It is arranged on the anti-sound collector of uttering long and high-pitched sounds for radio reception of the enclosure；The modulus signal converter for being used to analog signal being converted into digital signal being connected with the anti-sound collector of uttering long and high-pitched sounds；The signal modulator for modulated digital signal being connected with the modulus signal converter；What is be connected with the signal modulator is used to launch the signal projector of digital signal；The loudspeaker specifically includes：For receiving the signal receiver of digital signal；The demodulator of PM signal PM for demodulated digital signal being connected with the signal receiver；What is be connected with the demodulator of PM signal PM is used to digital signal being converted into the digital and analogue signals converter of analog signal；The frequency dividing capacitance for being used to filter being connected with the digital and analogue signals converter；It is used to amplify the loudspeaker of broadcasting with the frequency dividing capacitance connection.
- The system 2. anti-unmanned plane of uttering long and high-pitched sounds according to claim 1 is propagandaed directed to communicate, it is characterised in that the anti-sound collector of uttering long and high-pitched sounds is specific Including：It is arranged on the sound chamber of the enclosure；It is arranged on the sound lumen pore for being used to gather sound with the sound chamber face on the outer wall of the shell；The windproof film being arranged on the inside of the sound lumen pore；It is arranged on Silicone Case on the inside of the windproof film；The orientation muting sensitive microphone being arranged on inside the Silicone Case；It is arranged on the button of propagandaing directed to communicate being connected on the outer wall of the shell with the orientation muting sensitive microphone；The orientation muting sensitive microphone is connected by twisted-pair feeder with modulus signal converter.
- The system 3. anti-unmanned plane of uttering long and high-pitched sounds according to claim 2 is propagandaed directed to communicate, it is characterised in that the collar extension of the sound lumen pore is set There is outward chamfering, the angle of the chamfering is 30 ~ 60 °.
- The system 4. anti-unmanned plane of uttering long and high-pitched sounds according to claim 1 is propagandaed directed to communicate, it is characterised in that tune is provided with the intercom Frequency knob, fm dial are connected with the signal projector；Be provided with frequency modulation DIP device on the loudspeaker, frequency modulation DIP device with The signal receiver connection.
- The system 5. anti-unmanned plane of uttering long and high-pitched sounds according to claim 1 is propagandaed directed to communicate, it is characterised in that the loudspeaker passes through Quick Release knot Structure is connected with unmanned plane, and the quick-disassembly structure includes the upper fixing element being arranged on unmanned plane bottom surface and is arranged on loudspeaker top surface On lower fixing piece；The installation gap for being connected with lower fixing piece is provided with fixed part, the shape of the installation gap is ladder Shape, the both sides of the installation gap are provided with fixed station, fixed hole are provided with fixed platform；Trapezoidal mounting blocks are provided with the lower fixing piece, the shape of the mounting blocks is adapted with the installation gap, institute The both sides for stating mounting blocks are provided with lower fixed station, are provided with the lower fixed station for fixed latch, the latch and institute Fixed hole is stated to be adapted.
- The system 6. anti-unmanned plane of uttering long and high-pitched sounds according to claim 5 is propagandaed directed to communicate, it is characterised in that the latch and lower fixed station Junction is provided with spring.
- The system 7. anti-unmanned plane of uttering long and high-pitched sounds according to claim 5 is propagandaed directed to communicate, it is characterised in that the both sides of fixed are set The guide table for guiding the latch to push is equipped with, the guide table is to be arranged on the inclined-plane of the fixed hole both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721460378.5U CN207339837U (en) | 2017-11-06 | 2017-11-06 | The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721460378.5U CN207339837U (en) | 2017-11-06 | 2017-11-06 | The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207339837U true CN207339837U (en) | 2018-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721460378.5U Expired - Fee Related CN207339837U (en) | 2017-11-06 | 2017-11-06 | The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207339837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634776A (en) * | 2017-11-06 | 2018-01-26 | 深圳市大智无疆科技有限公司 | The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system and the anti-method of propagandaing directed to communicate of uttering long and high-pitched sounds |
-
2017
- 2017-11-06 CN CN201721460378.5U patent/CN207339837U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634776A (en) * | 2017-11-06 | 2018-01-26 | 深圳市大智无疆科技有限公司 | The anti-unmanned plane of uttering long and high-pitched sounds of one kind is propagandaed directed to communicate system and the anti-method of propagandaing directed to communicate of uttering long and high-pitched sounds |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20201106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |