CN205028162U - Unmanned aerial vehicle initiative safety device - Google Patents
Unmanned aerial vehicle initiative safety device Download PDFInfo
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- CN205028162U CN205028162U CN201520735513.7U CN201520735513U CN205028162U CN 205028162 U CN205028162 U CN 205028162U CN 201520735513 U CN201520735513 U CN 201520735513U CN 205028162 U CN205028162 U CN 205028162U
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Abstract
The utility model relates to an unmanned aerial vehicle security domain, especially an unmanned aerial vehicle initiative safety device, the device includes: the radar module, host system, transmission module. The radar module, the transmission module is connected with host system respectively, host system is connected with unmanned aerial vehicle flight control system. The radar module for detect the relative unmanned aerial vehicle's of course line the place ahead barrier relative distance, relative velocity, host system for the relevant flight state information with unmanned aerial vehicle of target information that the receiving radar module provided, the transmission module for it carries out across -track scanning to drive the radar module. In case initiative safety device identification unmanned aerial vehicle will send warning / speed reduction order under being in the dangerous condition, remind the operator and inform unmanned aerial vehicle flight control system to carry out the automatic deceleration, be in the state of hovering until unmanned aerial vehicle. The dangerous condition that unmanned aerial vehicle and barrier bumped has just so been avoided.
Description
Technical field
The utility model relates to unmanned plane security fields, particularly a kind of unmanned plane active safety feature.
Background technology
Along with unmanned air vehicle technique is day by day ripe, in the industry such as city management, meteorology, electric power, rescue and relief work, video capture, agricultural, business, the application of unmanned plane is more wide in range; But thing followed safety problem also manifests day by day, unmanned plane runs into the barriers such as building, plant, line of electric force, if can not Timeliness coverage, unmanned plane can be caused to crash or facility damage, this accident brings great property loss, even entail dangers to personal safety, solves unmanned plane safe flight problem very urgent.
So the safety feature of unmanned plane becomes more and more important.Unmanned plane safety feature can be divided into active safety feature and passive safety feature.Active safety feature utilizes the sensor be arranged on fuselage, during unmanned plane during flying, finds the barrier that may affect flight in advance, control unmanned plane and take corresponding measure.Passive safety feature mainly utilizes the equipment such as physics anti-collision structure or parachute, plays a protective role to the unmanned plane collided.Have some to utilize video sensor, infrared sensor etc. for the unmanned plane active safety feature of detection means at present, but due to self defect, anti-interference is poor, and accuracy is not high.
In view of above content; from flight characteristics and the application scenarios of unmanned plane; detect in course line accurately, the flight safety of barrier to unmanned plane of distance have prior meaning; the utility model is just tried hard on the basis of existing technology; develop a kind of active safety feature for unmanned plane, the operation of unmanned plane is protected.
Utility model content
The utility model is a kind of active safety feature for unmanned plane, with millimetre-wave radar sensor for detection means, in unmanned plane during flying process, real-time detection surrounding environment change, extracts target information, and in conjunction with the information such as speed, acceleration of unmanned plane itself, whether disturbance in judgement thing is dangerous, threaten if can be formed unmanned plane, then can send warning/deceleration command to system for flight control computer, avoid unmanned plane to clash into and fall.
System for flight control computer is the important component part of unmanned plane, is made up of onboard control module and report control platform two parts.In unmanned plane during flying process, flight control system can be implemented to control to the flight attitude of unmanned plane and kinematic parameter.Wherein onboard control module is furnished with external communication interface, can export unmanned plane during flying status information to other airborne equipment.
Unmanned plane active safety feature of the present utility model, comprising: radar module, transmission module, main control module.Described radar module, transmission module is electrically connected with main control module respectively; Runing rest and the radar module shell of described transmission module are rigidly connected; Described main control module and system for flight control computer are electrically connected.Transmission module and radar module are installed on unscreened position, unmanned aerial vehicle body top, keep level.
Described radar module, for detecting relative distance and the speed of related movement of unmanned plane and preceding object thing; Comprise housing, be installed on transceiver boards in this housing and signal-processing board.Transceiver boards is used for transceiving electromagnetic wave beam, and signal-processing board is used for being carried out processing by echo and extracting effective target information; Be electrically connected between transceiver boards and signal-processing board.Radar module is fixed on runing rest, electric machine rotation, and the rotating shaft driven rotary support of motor and radar module horizontally rotate, and rotational angle is ± 50 °; Control and drive system and motor are positioned at transmission module housing, and steering order is sent by main control module, control motor rotational speed and angle.
Described transmission module, carries out level to rapid scanning for driving radar module; Comprise motor, control and drive system, runing rest, be electrically connected between motor and control and drive system, be rigidly connected between the rotating shaft of motor and runing rest, driven by motor runing rest left-right rotation.
Described main control module, sends warning/deceleration command for judging whether; Comprise housing and main control board, the central control chip in main control board receives the target information from radar module and the state of flight information from flight control system, and sends early warning signal to flight control system.
In this active safety feature, described main control module sends control signal, controls transmission module and scans by certain frequency in specialized range.This active safety feature is powered by unmanned aerial vehicle onboard power supply, and power lead two ends connect the main control module of unmanned aerial vehicle onboard power supply and this device respectively, then via main control module, electric energy are sent to radar module and transmission module.
The beneficial effects of the utility model are: the utility model can realize reminding in time and in real time the safe distance with preceding object thing operating personnel when operating unmanned plane, and control unmanned plane active reduction of speed when barrier, effectively reduce the collision accident of unmanned plane.
Accompanying drawing explanation
Accompanying drawing 1: the allomeric function schematic diagram of the utility model embodiment;
Accompanying drawing 2: the mounting structure figure of the utility model embodiment;
Accompanying drawing 3: the functional schematic of the utility model radar module;
Accompanying drawing 4: the functional schematic of the utility model transmission module;
Accompanying drawing 5: the functional schematic of the utility model main control module;
Accompanying drawing 6: the principle schematic whether the utility model disturbance in judgement thing is dangerous.
Reference numeral:
1: radar module; 2: transmission module; 3: main control module; 4: unmanned plane frame; 5: system for flight control computer.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, unmanned plane active safety feature, comprising: radar module, transmission module, main control module; Described radar module, transmission module is electrically connected with main control module respectively; The runing rest of described transmission module and the shell of radar module are rigidly connected, and realize rotating by mechanical drive; Described main control module and system for flight control computer are electrically connected.
As shown in Figure 2, the mounting structure figure of unmanned plane active safety feature.Transmission module and radar module are installed on unscreened position, unmanned aerial vehicle body top, keep level.Main control module is positioned at fuselage interior, is connected respectively with radar module, transmission module and system for flight control computer by signal wire.
As shown in Figure 3, described radar module comprises: housing, and is arranged on two pieces of circuit boards in housing, is transceiver boards and signal-processing board respectively.The major function of transceiver boards: producing frequency is the electromagnetic wave of 7650 ± 500MHz, and make it to form electromagnetic beam transmitting; Electromagnetic beam reflects after running into barrier, and transceiver boards receives the electromagnetic beam that barrier reflects subsequently, and carries out down conversion process, is translated into intermediate-freuqncy signal, then delivers to signal-processing board.The major function of signal-processing board: above-mentioned intermediate-freuqncy signal processed, filters interference noise, extracts effective target information, and sends it to main control module.Effective target information comprises: the range information between unmanned plane and barrier, angle information, the speed of related movement information between unmanned plane and barrier.
As shown in Figure 4, described transmission module comprises: control and drive system, motor and runing rest.Described transmission module is the sweep limit in order to expand radar module institute emitting electromagnetic wave bundle.Radar module is fixed on runing rest, electric machine rotation, and the rotating shaft driven rotary support of motor and radar module horizontally rotate, and rotational angle is ± 50 °; Control and drive system and motor are positioned at transmission module housing, and steering order is sent by main control module, control motor rotational speed and angle.
As shown in Figure 5, described main control module comprises: the main control board in housing and housing.The core devices of main control board is central control chip, this chip receives the effective target information from radar module, comprise the distance D of unmanned plane and barrier, the line of unmanned plane and barrier and the angle α in unmanned plane course line, the speed of related movement V of unmanned plane and barrier
1; Receive the state of flight information from system for flight control computer, comprise the flying speed V of unmanned plane
0, acceleration a, fuselage inclination angle etc.In addition, this chip is by sending warning/deceleration command to system for flight control computer, and can control unmanned plane and slow down, control operation platform gives the alarm; Send Electric Machine Control order, control motor and rotate by certain speed and angle.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a unmanned plane active safety feature, is characterized in that, comprising: radar module, transmission module, main control module; Described radar module, transmission module is electrically connected with main control module respectively, and runing rest and the radar module shell of described transmission module are rigidly connected, and described main control module and system for flight control computer are electrically connected.
2. a kind of unmanned plane active safety feature according to claim 1, is characterized in that, transmission module and radar module are installed on unscreened position, unmanned aerial vehicle body top, keeps level.
3. a kind of unmanned plane active safety feature according to claim 1, is characterized in that, described radar module comprises housing, be installed on transceiver boards in this housing and signal-processing board; Transceiver boards is used for transceiving electromagnetic wave beam, and signal-processing board is used for being carried out processing by echo and extracting effective target information; Be electrically connected between transceiver boards and signal-processing board.
4. a kind of unmanned plane active safety feature according to claim 1, is characterized in that described transmission module comprises motor, control and drive system, runing rest; Be electrically connected between motor and control and drive system, be rigidly connected between the rotating shaft of motor and runing rest, driven by motor runing rest left-right rotation.
5. a kind of unmanned plane active safety feature according to claim 1, it is characterized in that, radar module is fixed on runing rest, and during electric machine rotation, machine shaft driven rotary support and radar module horizontally rotate, and rotational angle is ± 50 °; Control and drive system and motor are positioned at transmission module housing, and steering order is sent by main control module, control motor rotational speed and angle.
6. a kind of unmanned plane active safety feature according to claim 1, it is characterized in that, described main control module comprises housing and main control board; The central control chip of main control board receives the target information from radar module and the state of flight information from flight control system, and sends early warning signal to flight control system.
7. a kind of unmanned plane active safety feature according to claim 1, it is characterized in that, described main control module sends control signal, control transmission module to scan in specialized range, a scan period is that left and right comes and goes rotation once, and the duration of a scan period is between 0.2 second to 2 seconds.
8. a kind of unmanned plane active safety feature according to claim 1, is characterized in that, the frequency of operation of radar module is 7650 ± 500MHz.
9. a kind of unmanned plane active safety feature according to claim 1, it is characterized in that, unmanned aerial vehicle onboard power supply is powered to this device, power lead two ends connect the main control module of unmanned aerial vehicle onboard power supply and this device respectively, then via main control module, electric energy are sent to radar module and transmission module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520735513.7U CN205028162U (en) | 2015-09-22 | 2015-09-22 | Unmanned aerial vehicle initiative safety device |
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| CN201520735513.7U CN205028162U (en) | 2015-09-22 | 2015-09-22 | Unmanned aerial vehicle initiative safety device |
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| CN205028162U true CN205028162U (en) | 2016-02-10 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436612A (en) * | 2016-05-26 | 2017-12-05 | 江苏数字鹰科技发展有限公司 | A kind of detection system of the automatic decision unmanned plane direction of motion |
| CN108521792A (en) * | 2017-04-27 | 2018-09-11 | 深圳市大疆创新科技有限公司 | Distance measuring method, microwave radar, computer storage media, unmanned vehicle and its control method of microwave radar |
| CN108627837A (en) * | 2017-03-15 | 2018-10-09 | 北京行易道科技有限公司 | Automobile anti-collision radar system |
| WO2019084765A1 (en) * | 2017-10-31 | 2019-05-09 | 深圳市大疆创新科技有限公司 | Obstacle avoidance control method for unmanned aerial vehicle, radar system, and unmanned aerial vehicle |
| CN110155310A (en) * | 2019-01-24 | 2019-08-23 | 北京机电工程研究所 | A kind of minute vehicle multifunctional compact control device |
| CN115631660A (en) * | 2022-12-07 | 2023-01-20 | 南通翔昇人工智能科技有限公司 | Unmanned aerial vehicle security protection supervisory systems based on cloud calculates |
-
2015
- 2015-09-22 CN CN201520735513.7U patent/CN205028162U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107436612A (en) * | 2016-05-26 | 2017-12-05 | 江苏数字鹰科技发展有限公司 | A kind of detection system of the automatic decision unmanned plane direction of motion |
| CN108627837A (en) * | 2017-03-15 | 2018-10-09 | 北京行易道科技有限公司 | Automobile anti-collision radar system |
| CN108521792A (en) * | 2017-04-27 | 2018-09-11 | 深圳市大疆创新科技有限公司 | Distance measuring method, microwave radar, computer storage media, unmanned vehicle and its control method of microwave radar |
| WO2018195876A1 (en) * | 2017-04-27 | 2018-11-01 | 深圳市大疆创新科技有限公司 | Distance determination method for microwave radar, microwave radar, computer storage medium, unmanned aerial vehicle and control method thereof |
| WO2019084765A1 (en) * | 2017-10-31 | 2019-05-09 | 深圳市大疆创新科技有限公司 | Obstacle avoidance control method for unmanned aerial vehicle, radar system, and unmanned aerial vehicle |
| CN110155310A (en) * | 2019-01-24 | 2019-08-23 | 北京机电工程研究所 | A kind of minute vehicle multifunctional compact control device |
| CN115631660A (en) * | 2022-12-07 | 2023-01-20 | 南通翔昇人工智能科技有限公司 | Unmanned aerial vehicle security protection supervisory systems based on cloud calculates |
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