CN206187338U - Unmanned aerial vehicle - Google Patents
Unmanned aerial vehicle Download PDFInfo
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- CN206187338U CN206187338U CN201621276329.1U CN201621276329U CN206187338U CN 206187338 U CN206187338 U CN 206187338U CN 201621276329 U CN201621276329 U CN 201621276329U CN 206187338 U CN206187338 U CN 206187338U
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- 238000001514 detection method Methods 0.000 claims description 14
- 230000003321 amplification Effects 0.000 claims description 6
- 230000005669 field effect Effects 0.000 claims description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims description 6
- 150000004706 metal oxides Chemical class 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000000354 decomposition reaction Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
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Abstract
The utility model discloses an unmanned aerial vehicle, this unmanned aerial vehicle includes: flight control, electronic governor, a plurality of motor and connect in the screw of motor, electronic governor includes pwm signal input and a plurality of motor rotation number signal output part, and the pwm signal input is connected with flight control, and a plurality of motor rotation number signal output part are connected respectively with a plurality of motors, electronic governor is used for receiving the pwm signal that flight control decomposes, generates multichannel motor rotation number signal according to pwm signal to give a plurality of motors with the multichannel motor rotation number signal output who generates. The utility model discloses an unmanned aerial vehicle is integrated into an electronic governor with each independent a plurality of electronic governor, can save many power lines and signal line under the prerequisite that does not change original working method, has reduced unmanned aerial vehicle's volume and weight.
Description
Technical field
The utility model is related to unmanned air vehicle technique field, more particularly to a kind of unmanned plane.
Background technology
Unmanned plane (UAV), is to start a kind of gradually practical aircraft at present, its have maneuverability,
Reaction is quick, unmanned flight, operation require low advantage.Multiclass sensor, such as camera, Ke Yishi are loaded on unmanned plane
Existing image real-time Transmission, high-risk areas detecting function, are widely used in fire-fighting, military affairs, traffic, police service, exploration and meteorology etc.
Field, to realize the cruise shooting to designated area and monitoring.
Current unmanned plane drive system generally uses DC brushless motor and electron speed regulator, electron speed regulator control direct current
Brushless electric machine is rotated with parameter preset (for example, speed, direction etc.), is together moved with parameter preset with driving propeller.Due to
In multi-rotor unmanned aerial vehicle, the rotation direction of propeller it is different, it is necessary to pass through to control the corresponding direct current of different propellers without
The different direction of brush motor rotates, and the corresponding DC brushless motor of different propellers all includes corresponding electron speed regulator, for example：
In four rotor wing unmanned aerial vehicles, including four motors and four electron speed regulators.Therefore in multi-rotor unmanned aerial vehicle, multiple electronic speed regulations
Device is all relatively independent.
Existing multi-rotor unmanned aerial vehicle, relatively independent multiple electron speed regulators, the space of occupancy and volume are all larger, no
Beneficial to the development of unmanned plane miniaturization.In addition, excessive device is easy to produce a series of problems, for example：Electro Magnetic Compatibility
(Electro Magnet i c Compat ib i l i ty, EMC), electromagnetic interference (Electro Magnet i c
Interference, EMI) and heating etc..
Utility model content
Main purpose of the present utility model is to propose a kind of unmanned plane, it is intended to solves technology present in prior art and asks
Topic.
To achieve the above object, the utility model embodiment provides a kind of unmanned plane, and the unmanned plane includes：Flight control
System, electron speed regulator, multiple motor and it is connected to the propeller of motor；
The flight control system, for by command signal and aspect signal decomposition into pulse-width signal；
The electron speed regulator includes pulse-width signal input and multiple motor speed signal output ends, the pulsewidth
Modulated signal input is connected with the flight control system, the multiple motor speed signal output end and the multiple motor
Connect respectively；The electron speed regulator is used to receive the pulse-width signal that the flight control system is decomposed, and is adjusted according to pulsewidth
Signal generation multichannel motor speed signal processed, and the multichannel motor speed signal of generation is exported to the multiple motor；
The motor includes motor speed signal input, the motor speed signal input and the electron speed regulator
The connection of motor speed signal output end, for driving propeller rotation according to the tach signal that receives.
Alternatively, the electron speed regulator includes control circuit and inverter circuit；
The control circuit is used to receive the pulse-width signal that the flight control system is decomposed, and according to the pulsewidth
Modulated signal drives the inverter circuit generation multichannel motor speed signal.
Alternatively, the electron speed regulator also includes zero cross detection circuit；
The zero cross detection circuit is used to detect motor zero cross signal；
The control circuit is used to receive the motor zero cross signal of the zero cross detection circuit detection, and according to the motor
Zero cross signal drives the inverter circuit generation motor speed signal.
Alternatively, the electron speed regulator also includes filter circuit；
The filter circuit is used to that dc source to be filtered and exported to the control circuit.
Alternatively, the filter circuit includes SMD ceramic condenser.
Alternatively, the electron speed regulator also includes operational amplification circuit；
The operational amplification circuit is used to detect preset resistance voltage signal, is exported to the control after being amplified treatment
Circuit.
Alternatively, the inverter circuit includes three-way switch pipe conversion module；
Alternatively, the switching tube includes Metal-Oxide Semiconductor field-effect transistor or IGCT.
Alternatively, the electron speed regulator also includes programming circuit；
The programming circuit is used to for software program code to write the control circuit.
Each independent multiple electron speed regulators are integrated into an electronics and adjusted by the unmanned plane that the utility model embodiment is provided
Fast device, can save many power lines and holding wire on the premise of original working method is not changed, and reduce the volume of unmanned plane
And weight.
Brief description of the drawings
Fig. 1 is the structural representation of the unmanned plane of the present embodiment；
Fig. 2 is the structural representation of electron speed regulator in the unmanned plane of the present embodiment；
Fig. 3 is the structural representation of control circuit in the unmanned plane electron speed regulator of the present embodiment；
Fig. 4 is the structural representation of zero cross detection circuit in the unmanned plane electron speed regulator of the present embodiment；
Fig. 5 is the structural representation of filter circuit in the unmanned plane electron speed regulator of the present embodiment；
Fig. 6 is the structural representation of operational amplification circuit in the unmanned plane electron speed regulator of the present embodiment；
Fig. 7 is the structural representation of programming circuit in the unmanned plane electron speed regulator of the present embodiment；
Fig. 8 is the structural representation of inverter circuit in the unmanned plane electron speed regulator of the present embodiment.
The realization of the utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this
Utility model.
The utility model each embodiment is realized referring now to Description of Drawings.In follow-up description, using being used for
Represent the suffix of such as " module ", " part " or " unit " of element only for being conducive to explanation of the present utility model.
As shown in figure 1, the utility model embodiment proposes a kind of unmanned plane, the unmanned plane includes：Flight control system
101st, 102, four motors 103 of electron speed regulator and four propeller (not shown)s of motor are connected to.
Flight control system 101, for by command signal and aspect signal decomposition into pulse-width signal.
Electron speed regulator 102 includes pulse-width signal input and four motor speed signal output ends, pulsewidth modulation
Signal input part is connected with flight control system 101, and four motor speed signal output ends are connected respectively with four motors 103；
Electron speed regulator 102 is used to receive the pulse-width signal of the decomposition of flight control system 101, according to pulse-width signal generation four
Road motor speed signal, and the four road motor speed signals for generating are exported to four motors 103.Four motors 103 drive four
Individual propeller, produces different lift so that unmanned plane completes different pose adjustments.
Motor 103 includes the motor of motor speed signal input, motor speed signal input and electron speed regulator 102
Tach signal output end is connected, for driving propeller rotation according to the tach signal for receiving.
It should be noted that Fig. 1 simply illustratively provides four rotor wing unmanned aerial vehicle structural representations.Invention of the present utility model
Thought is equally applicable to the multi-rotor unmanned aerial vehicles such as six rotors, eight rotors, such as in eight rotor wing unmanned aerial vehicles, electron speed regulator 102
Pulse-width signal input and eight motor speed signal output ends are may include, electron speed regulator 102 receives flight control system
The pulse-width signal that system 101 is decomposed, eight road motor speed signals, and the eight roads electricity that will be generated are generated according to pulse-width signal
Machine tach signal is exported to eight motors 103.Eight motors 103 drive eight propellers, produce different lift so that nobody
Machine completes different pose adjustments.
Each independent multiple electron speed regulators are integrated into an electronics and adjusted by the unmanned plane that the utility model embodiment is provided
Fast device, can save many power lines and holding wire on the premise of original working method is not changed, and reduce the volume of unmanned plane
And weight.
Refer to shown in Fig. 2, in the present embodiment, electron speed regulator 102 may include to control circuit 1026 and inverter circuit
1024；
Control circuit 1026 is used to receive the pulse-width signal of the decomposition of flight control system 101, and according to pulsewidth modulation
Signal drives the generation multichannel motor speed signal of inverter circuit 1024.Fig. 3 shows a kind of structural representation of control circuit 1026
Figure.
In the present embodiment, inverter circuit 1024 includes three-way switch pipe conversion module；Switching tube includes metal-oxide
Semiconductor field effect transistor or IGCT.Refer to shown in Fig. 8, Fig. 8 is a kind of exemplary block diagram of inverter circuit 1024.
When switching tube uses Metal-Oxide Semiconductor field-effect transistor, due to Metal-Oxide Semiconductor field-effect transistor
When (MOSFET) be whole electron speed regulator main heating source, area of dissipation reduces, and in order to optimize radiating, can select internal resistance
Lower Metal-Oxide Semiconductor field-effect transistor.
Further, electron speed regulator 102 may also include zero cross detection circuit 1021；Zero cross detection circuit 1021 is used to examine
Measured motor zero cross signal；Control circuit 1026 be used for receive zero cross detection circuit 1021 detection motor zero cross signal, and according to
Motor zero cross signal drives the generation motor speed signal of inverter circuit 1024.Refer to shown in Fig. 4, Fig. 4 is zero cross detection circuit
A kind of 1021 exemplary block diagram.
Further, electron speed regulator 102 may also include filter circuit 1022；Filter circuit 1022 is used for dc source
It is filtered and exports and gives control circuit 1026.Filter circuit 1022 includes SMD ceramic condenser.Refer to shown in Fig. 5, Fig. 5
It is a kind of exemplary block diagram of filter circuit 1022.Electric capacity C53, C54, C55, C56 and C57, can use SMD ceramic condenser,
Simplify weight and space.
Further, electron speed regulator 102 may also include operational amplification circuit 1023；Operational amplification circuit 1023 is used to examine
Preset resistance voltage signal is surveyed, is amplified after processing to export and is given control circuit 1026.Refer to shown in Fig. 6, Fig. 6 is put for computing
A kind of exemplary block diagram of big circuit 1023.
Further, electron speed regulator 102 may also include programming circuit 1025；Programming circuit 1025 is used for software program
Code write control circuit 1026.Refer to shown in Fig. 7, Fig. 7 is a kind of exemplary block diagram of programming circuit 1025.
To sum up, each independent multiple electron speed regulators are integrated into one by the unmanned plane that the utility model embodiment is provided
Electron speed regulator, can save many power lines and holding wire on the premise of original working method is not changed, and reduce unmanned plane
Volume and weight.
Preferred embodiment of the present utility model is these are only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical fields, are similarly included in scope of patent protection of the present utility model.
Claims (9)
1. a kind of unmanned plane, it is characterised in that the unmanned plane includes：Flight control system, electron speed regulator, multiple motor and
It is connected to the propeller of motor；
The flight control system, for by command signal and aspect signal decomposition into pulse-width signal；
The electron speed regulator includes pulse-width signal input and multiple motor speed signal output ends, the pulsewidth modulation
Signal input part is connected with the flight control system, and the multiple motor speed signal output end is distinguished with the multiple motor
Connection；The electron speed regulator is used to receive the pulse-width signal that the flight control system is decomposed, and is believed according to pulsewidth modulation
Number generation multichannel motor speed signal, and the multichannel motor speed signal of generation is exported to the multiple motor；
The motor includes motor speed signal input, the electricity of the motor speed signal input and the electron speed regulator
Machine tach signal output end is connected, for driving propeller rotation according to the tach signal for receiving.
2. a kind of unmanned plane according to claim 1, it is characterised in that the electron speed regulator includes control circuit and inverse
Become circuit；
The control circuit is used to receive the pulse-width signal that the flight control system is decomposed, and according to the pulsewidth modulation
Signal drives the inverter circuit generation multichannel motor speed signal.
3. a kind of unmanned plane according to claim 2, it is characterised in that the electron speed regulator also includes zero passage detection electricity
Road；
The zero cross detection circuit is used to detect motor zero cross signal；
The control circuit is used to receive the motor zero cross signal of the zero cross detection circuit detection, and according to the motor zero passage
Signal drives the inverter circuit generation motor speed signal.
4. a kind of unmanned plane according to claim 2, it is characterised in that the electron speed regulator also includes filter circuit；
The filter circuit is used to that dc source to be filtered and exported to the control circuit.
5. a kind of unmanned plane according to claim 4, it is characterised in that the filter circuit includes SMD ceramic electrical
Hold.
6. a kind of unmanned plane according to claim 2, it is characterised in that the electron speed regulator also includes operation amplifier electricity
Road；
The operational amplification circuit is used to detect preset resistance voltage signal, is exported to the control electricity after being amplified treatment
Road.
7. a kind of unmanned plane according to claim 2, it is characterised in that the inverter circuit includes the conversion of three-way switch pipe
Module.
8. a kind of unmanned plane according to claim 7, it is characterised in that the switching tube is partly led including metal-oxide
Body field-effect transistor or IGCT.
9. a kind of unmanned plane according to claim 2, it is characterised in that the electron speed regulator also includes programming circuit；
The programming circuit is used to for software program code to write the control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621276329.1U CN206187338U (en) | 2016-11-25 | 2016-11-25 | Unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621276329.1U CN206187338U (en) | 2016-11-25 | 2016-11-25 | Unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206187338U true CN206187338U (en) | 2017-05-24 |
Family
ID=58725371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621276329.1U Active CN206187338U (en) | 2016-11-25 | 2016-11-25 | Unmanned aerial vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672224A (en) * | 2016-11-25 | 2017-05-17 | 广州亿航智能技术有限公司 | Unmanned aerial vehicle and control method thereof |
| WO2019010994A1 (en) * | 2017-07-11 | 2019-01-17 | 深圳市道通智能航空技术有限公司 | Motor control system and unmanned aerial vehicle |
-
2016
- 2016-11-25 CN CN201621276329.1U patent/CN206187338U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672224A (en) * | 2016-11-25 | 2017-05-17 | 广州亿航智能技术有限公司 | Unmanned aerial vehicle and control method thereof |
| WO2018095159A1 (en) * | 2016-11-25 | 2018-05-31 | 亿航智能设备（广州）有限公司 | Unmanned aerial vehicle and control method therefor |
| CN106672224B (en) * | 2016-11-25 | 2024-03-01 | 广州亿航智能技术有限公司 | Unmanned aerial vehicle and control method thereof |
| WO2019010994A1 (en) * | 2017-07-11 | 2019-01-17 | 深圳市道通智能航空技术有限公司 | Motor control system and unmanned aerial vehicle |
| CN109229361A (en) * | 2017-07-11 | 2019-01-18 | 深圳市道通智能航空技术有限公司 | Electric machine control system and unmanned plane |
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