CN210534586U - Flight controller of fixed-wing unmanned aerial vehicle - Google Patents
Flight controller of fixed-wing unmanned aerial vehicle Download PDFInfo
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- CN210534586U CN210534586U CN201920907445.6U CN201920907445U CN210534586U CN 210534586 U CN210534586 U CN 210534586U CN 201920907445 U CN201920907445 U CN 201920907445U CN 210534586 U CN210534586 U CN 210534586U
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Abstract
The utility model discloses a fixed wing unmanned aerial vehicle flies accuse ware, include: the sensor unit is used for acquiring data of displacement direction and flying speed of the unmanned aircraft in the flying process; the driving unit is connected with a steering engine or a motor on the unmanned aerial vehicle and is used for driving the motor or the steering engine on the unmanned aerial vehicle to operate; the GPS module interface is connected with a GPS module and used for positioning the position of the unmanned aircraft in real time; the geomagnetic module interface is connected with a geomagnetic module and used for guiding the absolute azimuth of the unmanned aircraft; and the MCU processing unit is used for processing the data acquired by the sensor unit, generating a control instruction and sending the control instruction to the driving unit to control a motor or a steering engine of the unmanned aerial vehicle, and processing the data received by the GPS module and the geomagnetic module to obtain the position information and the specific azimuth of the unmanned aerial vehicle. The size of the unmanned aircraft controller is small, so that the size of the unmanned aircraft is reduced; the technical effect of easy operation for beginners is achieved.
Description
Technical Field
The utility model belongs to the technical field of a flight controller technique and specifically relates to a fixed wing unmanned aerial vehicle flies accuse ware.
Background
Unmanned aerial vehicle flight control ware is unmanned aerial vehicle's central control part, is unmanned aerial vehicle's control center, and it plays decisive effect to unmanned aerial vehicle's normal work. Because the importance of unmanned aerial vehicle flight controller in whole unmanned aerial vehicle system, consequently, unmanned aerial vehicle flight controller's structural design seems crucial.
However, in order to satisfy the needs of each function of unmanned aerial vehicle, current fixed wing unmanned aerial vehicle is bulky, and the flight controller intelligent control part design in this fixed wing unmanned aerial vehicle is simple, and circuit structure design comprises more circuit board concatenation, lead to the volume increase of controller, also make unmanned aerial vehicle's volume increase, and need the more wireless remote control ware of function button and telerod to carry out complicated remote control flight, thereby need a plurality of buttons of manual control and control rocker in wireless remote control ware just can control the flight controller and control unmanned aerial vehicle steady flight when wireless remote control, consequently, need certain professional operating technical personnel when flight is controlled, and just can the steady flight to key function is fairly familiar in the wireless remote control ware, consequently, be difficult to following unmanned aerial vehicle beginner hand operation.
Disclosure of Invention
The utility model aims at solving the not enough of above-mentioned technique and the design one kind make on the wireless remote controller about the control button and the control rocker quantity reduction of control unmanned aerial vehicle flight to easy the control unmanned aerial vehicle flight of starting to beginner, and the fixed wing unmanned aerial vehicle of less volume flies the accuse ware.
The utility model discloses a fixed wing unmanned aerial vehicle flies accuse ware, include:
the sensor unit is used for acquiring data of displacement direction and flying speed of the unmanned aircraft in the flying process;
the driving unit is connected with a steering engine or a motor on the unmanned aerial vehicle and is used for driving the motor or the steering engine on the unmanned aerial vehicle to operate;
the GPS module interface is connected with a GPS module and used for positioning the position of the unmanned aircraft in real time;
the geomagnetic module interface is connected with a geomagnetic module and used for guiding the absolute azimuth of the unmanned aircraft;
and the MCU processing unit is used for processing the data acquired by the sensor unit, generating a control instruction and sending the control instruction to the driving unit to control a motor or a steering engine of the unmanned aerial vehicle, and processing the data received by the GPS module and the geomagnetic module to obtain the position information and the specific azimuth of the unmanned aerial vehicle.
The sensor unit, the GPS module interface, the geomagnetic module interface and the driving unit are all connected with the MCU processing unit.
Preferably, the driving unit is a steering engine driving circuit connected with a steering engine of the unmanned aerial vehicle, a brush motor driving circuit connected with a brush motor of the unmanned aerial vehicle, or a brushless motor driving circuit connected with a brushless motor of the unmanned aerial vehicle.
Further preferably, the brush motor driving circuit comprises a battery BAT, a socket P3, a resistor R6, a resistor R10, a schottky diode D2, a field-effect transistor Q2 and a capacitor C2, wherein a pin 1 of the socket P3 is connected with the battery BAT, the battery BAT is connected with the ground through the capacitor C2, the battery BAT is connected with a negative electrode of the schottky diode D2, and a positive electrode of the schottky diode D2 is respectively connected with a pin 2 of the socket P3 and a drain of the field-effect transistor Q2; the source electrode of the field effect transistor Q2 is connected with the ground, the grid electrode of the field effect transistor Q2 is respectively connected with one end of the resistor R6 and one end of the resistor R10, the other end of the resistor R6 is connected with the MCU processing unit, and the other end of the resistor R10 is connected with the ground.
Further preferably, the steering engine driving circuit comprises a battery BAT, a plug socket P3, a resistor R6, a resistor R10, a Schottky diode D2, a field-effect transistor Q2 and a capacitor C2, wherein a pin 1 of the plug socket P3 is connected with the battery BAT, the battery BAT is connected with the ground through the capacitor C2, the battery BAT is connected with the negative electrode of the Schottky diode D2, and the positive electrode of the Schottky diode D2 is respectively connected with a pin 2 of the plug socket P3 and the drain electrode of the field-effect transistor Q2; the source electrode of the field effect transistor Q2 is connected with the ground, the grid electrode of the field effect transistor Q2 is respectively connected with one end of the resistor R6 and one end of the resistor R10, the other end of the resistor R6 is connected with the MCU processing unit, and the other end of the resistor R10 is connected with the ground.
Further preferably, the brushless motor driving circuit comprises a driving chip and a driving circuit, the input end of the driving circuit is connected with the output end of the driving chip, the input end of the driving chip is connected with the PWM output end of the MCU processing unit through the filtering module, and the output end of the driving circuit is connected with the motor or the steering engine.
Further preferably, a barometer module for detecting high air pressure of the unmanned aerial vehicle during flight is connected to the sensor unit.
Further preferably, the unmanned aerial vehicle further comprises a controller power supply circuit and an external power supply circuit, wherein the controller power supply is respectively connected with the MCU processing unit and the sensor unit, and the external power supply is respectively connected with a motor or a steering engine of the unmanned aerial vehicle.
The flight controller of the fixed-wing unmanned aerial vehicle designed by the utility model adopts the structure of integrated chip type modular connection, so that the size of the unmanned aerial vehicle controller is smaller, and the size of the unmanned aerial vehicle is reduced; and through the equal automatic identification control of integrated chip and flight adjustment for only need comparatively simple flight operation can realize that unmanned aerial vehicle stably flies, reach the technological effect to beginner comparatively easy operation of starting to work.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1;
FIG. 2 is a schematic diagram showing the structure of an MCU processing unit according to embodiment 1;
FIG. 3 is a schematic view of the structure of a sensor unit of embodiment 1;
FIG. 4 is a schematic structural view of a barometer module according to embodiment 1;
fig. 5 is a schematic circuit configuration diagram of a GPS module interface of embodiment 1;
fig. 6 is a schematic circuit configuration diagram of a geomagnetic module interface in embodiment 1;
fig. 7 is a schematic structural diagram of a geomagnetic module in embodiment 1;
FIG. 8 is a schematic structural diagram of a brush motor drive circuit and a steering engine drive circuit according to embodiment 1;
FIG. 9 is a schematic diagram showing a power supply circuit of the controller according to embodiment 1;
FIG. 10 is a schematic diagram showing a structure of an external power supply circuit according to embodiment 1;
fig. 11 is a schematic view of a driving chip structure of a brushless motor driving circuit of embodiment 1;
fig. 12 is a schematic diagram of a drive circuit configuration of the brushless motor drive circuit of embodiment 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 12, the flight controller of the fixed-wing unmanned aerial vehicle described in the present embodiment includes a sensor unit 2; a drive unit 3; a GPS module interface 4 connected with a GPS module 41; a geomagnetic module interface 5 to which a geomagnetic module 41 is connected; an MCU processing unit 1; the sensor unit 2, the GPS module interface 4, the geomagnetic module interface 5 and the driving unit 3 are all connected with the MCU processing unit 1. Any kind of GPS module 41 can be plugged into the GPS module interface 4.
The working principle of the structure is as follows: the sensor unit (the sensor unit mainly adopts MPU6887 with high cost performance, an integrated shaft MEMS gyroscope and a three-shaft MEMS accelerometer, the measuring range of the sensor is user-controllable, and can accurately track rapid and slow movement, the measuring range of the gyroscope is +/-250- +/-2000 DEG/second, the measuring range of the accelerometer is +/-2G-16G, and completely meets the requirements) transmits data for collecting the displacement direction and the flight speed of the unmanned aerial vehicle in the flight process to an MCU processing unit (the MCU processing unit adopts PAN159CY, is a chip integrating a 32-bit MCU and a 2.4G wireless transceiver circuit, has a wide voltage control range of 2.2V-3.3V and a maximum 50MHz working frequency, and a 2.4G wireless transceiver circuit chip has good anti-interference performance, high adjacent track rejection of a receiving filter and good receiver selectivity), is calculated by a program to obtain a motor control instruction or a steering engine control instruction, and transmits the instruction to a driving unit to drive a motor or a steering engine on the unmanned aerial vehicle to operate, thereby the operator only needs simple control remote controller's rocker alright realize the turn of flying the accuse, go up and down, operation such as acceleration and deceleration to do not worry the stability problem of unmanned aerial vehicle flight completely, and utilize GPS module real-time location unmanned aerial vehicle's position and earth magnetism module real-time guide unmanned aerial vehicle absolute position at the flight in-process, further reach the purpose of the stable flight of control unmanned aerial vehicle, unmanned aerial vehicle's flight control is more flow moreover, controls more portably.
In this embodiment, the driving unit is a steering engine driving circuit connected to a steering engine of the unmanned aerial vehicle, a brush motor driving circuit connected to a brush motor of the unmanned aerial vehicle, or a brushless motor driving circuit connected to a brushless motor of the unmanned aerial vehicle. The multi-channel PWM control signal output by the brush motor driving circuit MCU controls IPD06N03 to be switched off so as to control the brush motor to work, thereby achieving flight control, wherein the parameters of IPD06N03 are 25V and 50A, RDS are 5.7m omega; the steering engine driving circuit directly controls the steering engine to operate through a plurality of paths of PWM control signals output by the MCU processing unit, so that the unmanned aerial vehicle flies. The multichannel PWM control signal output of MCU processing unit is given brushless motor drive circuit, and the operation of brushless motor is controlled to rethread brushless motor drive circuit, reaches unmanned aerial vehicle flight.
In this embodiment, the brush motor driving circuit includes a battery BAT, a socket P3, a resistor R6, a resistor R10, a schottky diode D2, a field-effect transistor Q2 and a capacitor C2, a pin 1 of the socket P3 is connected to the battery BAT, the battery BAT is connected to the ground through the capacitor C2, the battery BAT is connected to the negative electrode of the schottky diode D2, and the positive electrode of the schottky diode D2 is connected to a pin 2 of the socket P3 and the drain of the field-effect transistor Q2, respectively; the source electrode of the field effect transistor Q2 is connected with the ground, the grid electrode of the field effect transistor Q2 is respectively connected with one end of the resistor R6 and one end of the resistor R10, the other end of the resistor R6 is connected with the MCU processing unit, and the other end of the resistor R10 is connected with the ground. The P3 is connected with a brush motor, and the other end of the resistor R6 is connected with the MCU processing unit and used for receiving the PWM driving signal generated by the MCU processing unit so as to control the stable work of the brush motor.
In the embodiment, the steering engine driving circuit comprises a battery BAT, a plug socket P3, a resistor R6, a resistor R10, a Schottky diode D2, a field-effect transistor Q2 and a capacitor C2, wherein a pin 1 of the plug socket P3 is connected with the battery BAT, the battery BAT is connected with the ground through the capacitor C2, the battery BAT is connected with the negative electrode of the Schottky diode D2, and the positive electrode of the Schottky diode D2 is respectively connected with a pin 2 of the plug socket P3 and the drain of the field-effect transistor Q2; the source electrode of the field effect transistor Q2 is connected with the ground, the grid electrode of the field effect transistor Q2 is respectively connected with one end of the resistor R6 and one end of the resistor R10, the other end of the resistor R6 is connected with the MCU processing unit, and the other end of the resistor R10 is connected with the ground. The other end of the resistor R6 is connected with the MCU processing unit and used for receiving the PWM driving signal generated by the MCU processing unit so as to control the steering engine to work stably.
As shown in fig. 11 and 11, in this embodiment, the brushless motor driving circuit includes a driving chip and a driving circuit, an input end of the driving circuit is connected to an output end of the driving chip, an input end of the driving chip is connected to a PWM output end of the MCU processing unit through the filtering module, and an output end of the driving circuit is connected to the motor or the steering engine. The structure filters noise waves under the action of the filtering module (the resistor R13 and the capacitor C9) when the MCU processing unit inputs the noise waves into the driving chip, so that the brushless motor works stably and reliably, the heating value of the adopted chip is low, and the service life of the driving circuit is prolonged.
In this embodiment, the sensor unit is connected with a barometer module for detecting high air pressure of the unmanned aerial vehicle in the flight process. The measurement range of the air compressor module is 300-1200hPa, the precision can reach +/-0.006 hPa (or +/-5 cm), and the design requirement can be met.
In this embodiment, still include controller power supply circuit and external power supply circuit, the controller power is continuous with MCU processing unit and sensor unit respectively, and external power supply links to each other with unmanned vehicles's motor or steering wheel respectively.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a fixed wing unmanned aerial vehicle flies accuse ware which characterized in that includes:
the sensor unit is used for acquiring data of displacement direction and flying speed of the unmanned aircraft in the flying process;
the driving unit is connected with a steering engine or a motor on the unmanned aerial vehicle and is used for driving the motor or the steering engine on the unmanned aerial vehicle to operate;
the GPS module interface is connected with a GPS module and used for positioning the position of the unmanned aircraft in real time;
the geomagnetic module interface is connected with a geomagnetic module and used for guiding the absolute azimuth of the unmanned aircraft;
the MCU processing unit is used for processing the data acquired by the sensor unit, generating a control instruction and sending the control instruction to the driving unit to control a motor or a steering engine of the unmanned aircraft, and processing the data received by the GPS module and the geomagnetic module to obtain the position information and the specific azimuth of the unmanned aircraft;
the sensor unit, the GPS module interface, the geomagnetic module interface and the driving unit are all connected with the MCU processing unit;
the driving unit is a steering engine driving circuit connected with a steering engine of the unmanned aerial vehicle, or a brush motor driving circuit connected with a brush motor of the unmanned aerial vehicle, or a brushless motor driving circuit connected with a brushless motor of the unmanned aerial vehicle;
the sensor unit is connected with a barometer module used for detecting high air pressure of the unmanned aircraft in the flying process;
the unmanned aerial vehicle is characterized by further comprising a controller power circuit and an external power circuit, wherein the controller power is respectively connected with the MCU processing unit and the sensor unit, and the external power is respectively connected with a motor or a steering engine of the unmanned aerial vehicle.
2. The fixed-wing unmanned aerial vehicle flight controller of claim 1, wherein the brush motor driving circuit comprises a battery BAT, a socket P3, a resistor R6, a resistor R10, a schottky diode D2, a field effect transistor Q2 and a capacitor C2, a pin 1 of the socket P3 is connected with the battery BAT, the battery BAT is connected with the ground through the capacitor C2, the battery BAT is connected with a negative electrode of the schottky diode D2, and a positive electrode of the schottky diode D2 is connected with a pin 2 of the socket P3 and a drain of the field effect transistor Q2 respectively; the source electrode of the field effect transistor Q2 is connected with the ground, the grid electrode of the field effect transistor Q2 is respectively connected with one end of the resistor R6 and one end of the resistor R10, the other end of the resistor R6 is connected with the MCU processing unit, and the other end of the resistor R10 is connected with the ground.
3. The flight controller of fixed-wing unmanned aerial vehicle of claim 1, wherein the steering engine driving circuit comprises a battery BAT, a socket P3, a resistor R6, a resistor R10, a Schottky diode D2, and a field effect transistor Q2
And a capacitor C2, a pin 1 of the plug socket P3 is connected with a battery BAT, the battery BAT is connected with the ground through a capacitor C2, the battery BAT is connected with the cathode of the Schottky diode D2, and the anode of the Schottky diode D2 is respectively connected with a pin 2 of the plug socket P3 and the drain of the field effect transistor Q2; the source electrode of the field effect transistor Q2 is connected with the ground, the grid electrode of the field effect transistor Q2 is respectively connected with one end of the resistor R6 and one end of the resistor R10, the other end of the resistor R6 is connected with the MCU processing unit, and the other end of the resistor R10 is connected with the ground.
4. The fixed-wing unmanned aerial vehicle flight controller of claim 1, wherein the brushless motor driving circuit comprises a driving chip and a driving circuit, an input end of the driving circuit is connected with an output end of the driving chip, an input end of the driving chip is connected with a PWM output end of the MCU processing unit through the filtering module, and an output end of the driving circuit is connected with the motor or the steering engine.
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| CN201920907445.6U CN210534586U (en) | 2019-06-17 | 2019-06-17 | Flight controller of fixed-wing unmanned aerial vehicle |
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| CN201920907445.6U CN210534586U (en) | 2019-06-17 | 2019-06-17 | Flight controller of fixed-wing unmanned aerial vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112783067A (en) * | 2021-01-12 | 2021-05-11 | 西安盛安睿电子技术工程有限公司 | Flight control system of miniature individual combat folding fixed-wing unmanned aerial vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112783067A (en) * | 2021-01-12 | 2021-05-11 | 西安盛安睿电子技术工程有限公司 | Flight control system of miniature individual combat folding fixed-wing unmanned aerial vehicle |
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