CN106892096B - A kind of Intelligent unattended machine convenient for safe flight - Google Patents

A kind of Intelligent unattended machine convenient for safe flight Download PDF

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Publication number
CN106892096B
CN106892096B CN201710134986.5A CN201710134986A CN106892096B CN 106892096 B CN106892096 B CN 106892096B CN 201710134986 A CN201710134986 A CN 201710134986A CN 106892096 B CN106892096 B CN 106892096B
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China
Prior art keywords
motor
driving assembly
control module
pedestal
drive shaft
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CN201710134986.5A
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CN106892096A (en
Inventor
陈科
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Heilongjiang Meilai Tianying Technology Service Co., Ltd.
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Heilongjiang Meilai Tianying Technology Service Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/04Helicopters
    • B64C27/08Helicopters with two or more rotors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D17/00Parachutes
    • B64D17/62Deployment
    • B64D17/70Deployment by springs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D17/00Parachutes
    • B64D17/80Parachutes in association with aircraft, e.g. for braking thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D45/00Aircraft indicators or protectors not otherwise provided for

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Toys (AREA)

Abstract

The present invention relates to a kind of Intelligent unattended machines convenient for safe flight, including pedestal, aviation mechanism, protection mechanism and forced landing mechanism, protection mechanism includes fixed link, fixed block, guide rail, first driving assembly, second driving assembly and guard assembly, first driving assembly includes first motor, first drive shaft and drive disk, second driving assembly includes third motor and third drive shaft, guard assembly includes protective net, the forced landing mechanism includes urgent case, third driving assembly, land pack, guide rod and spring, third driving assembly includes the 4th motor, connecting rod, hinged block and cover board, aviation mechanism includes fixed bracket, the chassis interior is equipped with Zhong Kong mechanism, this is convenient for the Intelligent unattended machine of safe flight, blade is protected by protection mechanism, prevent blade is impaired from influencing flight, improve unmanned plane Safety;So that unmanned plane is force-landed safely by forced landing mechanism, improves the reliability of unmanned plane.

Description

A kind of Intelligent unattended machine convenient for safe flight
Technical field
The present invention relates to unmanned plane field, in particular to a kind of Intelligent unattended machine convenient for safe flight.
Background technique
Referred to as " unmanned plane ", english abbreviation is " UAV " to UAV, is using radio robot and to provide for oneself The not manned vehicle of presetting apparatus manipulation.Unmanned plane is actually the general designation of unmanned vehicle, from technical standpoint Definition can be divided into: this is several for unmanned helicopter, unmanned fixed-wing aircraft, unmanned multi-rotor aerocraft, unmanned airship, unmanned parasol Major class.Compared with manned aircraft, it have small in size, low cost, it is easy to use, to flight environment of vehicle require low, survival ability compared with The advantages that strong.
In existing unmanned plane, blade is without corresponding safeguard measure, when unmanned plane during flying is by adverse circumstances such as the woods When, it can inevitably encounter and fall object in the air, when rotating vane is damaged, prevent unmanned plane influences nobody from normal flight Machine work;Meanwhile when encountering unmanned plane failure and needing emergency landing, due to not corresponding emergency landing device, unmanned plane Ground directly is fallen from the air, unmanned plane damage parts are inevitable, reduce the safety of unmanned plane, improve unmanned plane Spoilage.
Summary of the invention
The technical problem to be solved by the present invention is for overcome the deficiencies in the prior art, providing a kind of convenient for safe flight Intelligent unattended machine.
The technical solution adopted by the present invention to solve the technical problems is: a kind of Intelligent unattended machine convenient for safe flight, Including pedestal, aviation mechanism, protection mechanism and forced landing mechanism, the aviation mechanism and protection mechanism are arranged on pedestal The top of protection mechanism is arranged in side, the forced landing mechanism;
The protection mechanism includes fixed block, guide rail, the first driving assembly, four the second driving assemblies, four protection groups Part and vertically arranged fixed link, described fixed link one end are set on the base, and the fixed link other end is fixed with fixed block Connection, the fixed block and guide rail are sequentially connected, and portion in the base, first driving assembly is arranged in first driving assembly Including first motor, the first drive shaft and drive disk, the first motor is sequentially connected by the first drive shaft and drive disk, institute It states guide rail to be arranged inside drive disk, the guide rail is circle, and the center of circle of the guide rail is located at the vertical central axis of drive disk On, four second driving assemblies are uniformly arranged the periphery of drive disk, and second driving assembly includes third motor and The inside of drive disk is arranged in three drive shafts, the third motor, and the third motor and third drive shaft are sequentially connected;
The guard assembly includes protective net, and the protective net and third drive shaft correspond, and the third motor is logical Third drive shaft is crossed to be sequentially connected with corresponding protective net;
Wherein, aviation mechanism is protected in order to realize, third motor, third motor is controlled by motor control module Protective net is driven by third drive shaft, control third drive shaft is rotated by 90 ° protective net in horizontality, then passes through electricity Machine control module controls first motor, and first motor drives drive disk by the first drive shaft, and drive disk edge on fixed block is led Rail rotation stops first motor movement when protective net turns to right above blade.
The forced landing mechanism includes urgent case, third driving assembly, landing pack, guide rod and spring, and described the The side of urgent case is arranged in three driving assemblies, and the third driving assembly includes the 4th motor, connecting rod, hinged block and cover board, 4th motor is connect by the drive shaft of the 4th motor with link transmission, the driving of one end of the connecting rod and the 4th motor Axis is hinged, and the connecting rod other end and cover board one end are hinged, and the cover board is hinged by hinged block and urgent case, and the cover board is set It sets in the top of urgent case, the landing pack is arranged inside urgent case, and the guide rod setting is below landing pack, institute The periphery that spring is set in guide rod is stated, guide rod lower end is fixed on urgent bottom portion, and the lower spring end is fixed on tightly Anxious bottom portion, the spring upper end are connect with landing pack.
Wherein, the 4th motor, the 4th motor control drive shaft turns are controlled by motor control module, drive shaft driving connects Bar rotation, connecting rod makes cover board do arc operation by the center of circle of hinged block, anti-due to urgent case inner spring so that cover board opening Active force, so that parachute coating spring squeezes, spring acts outward along guide rod, so that being fixed on the parachute on spring Coating is launched away, and landing pack lands unmanned plane safely after opening.
Preferably, the aviation mechanism includes fixed bracket, the support bracket fastened quantity is four, and four described solid Fixed rack is uniformly arranged on base outer perimeter, and described fixed bracket one end is equipped with the 4th driving assembly, the 4th driving assembly Including the second motor, the second drive shaft and blade, second motor is connect by the second drive shaft with vane belt, and described the The setting of two motors is on fixed bracket.
Wherein, the second motor is controlled by motor control module, second the second drive shaft of motor control rotates blade, leaf Air-flow is generated after piece rotation, makes unmanned plane during flying.
Preferably, the chassis interior is equipped with Zhong Kong mechanism, the Zhong Kong mechanism includes central control module and divides Power module, motor control module, the communication control module, distance controlling module, display control not connect with central control module Molding block and rotational speed control module, the first motor, the second motor, third motor and the 4th motor are and motor control module Electrical connection, the central control module are single-chip microcontroller.
Wherein, central control module improves intelligence degree for controlling modules;Power module is used to equipment Stable power supply is provided, the stability of equipment is improved;Motor control module improves intelligence for controlling motor work Energyization control;Communication control module, realization remotely control equipment, improve the intelligence of equipment;Distance controlling module, For detection device flying height, the accuracy of equipment is improved;Display control module is used to refer to the operating status of equipment, mentions The reliability of high equipment;Rotational speed control module improves the safety of equipment for controlling the revolving speed of aviation mechanism blade.
Preferably, in order to enable a device to stable operation, the inside of the pedestal is additionally provided with battery, the electric power storage Pond is electrically connected with power module.
Preferably, in order to realize the long-range control to equipment, the chassis interior is equipped with bluetooth, the bluetooth and communication Control module electrical connection.
Preferably, the bottom of the pedestal is equipped with infrared sensor in order to the flying height of real-time watch device, The infrared sensor is electrically connected with distance controlling module.
Preferably, the operating status in order to judge equipment, the bottom of the pedestal is equipped with several LED lights, The LED light is electrically connected with display control module.
Preferably, the fixed bracket is equipped with velocity sensor, described to test the speed in order to monitor the revolving speed of blade Sensor is electrically connected with rotational speed control module.
Preferably, the bottom of the pedestal is equipped with several support frames in order to allow equipment safety to land.
Preferably, in order to make the more stable land of equipment, the bottom of support frame as described above is equipped with buffering cotton.
The invention has the advantages that should convenient in the Intelligent unattended machine of safe flight, when unmanned plane during flying to the woods or Person encounters in the air when descending slowly and lightly object, protects blade by protection mechanism, prevents blade from being influenced normal flight by external world's object that descends slowly and lightly, mentions The high safety of unmanned plane, effective protection unmanned plane work normally;In order to allow unmanned plane in failure forced landing without by Damage makes unmanned plane by the opening of landing pack by forced landing mechanism, and unmanned plane, which can slowly be force-landed, prevents nothing It is man-machine impaired in failure landing, keep unmanned plane more safe and reliable, while reducing loss.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the Intelligent unattended machine convenient for safe flight of the invention;
Fig. 2 is the structural schematic diagram of the Intelligent unattended machine convenient for safe flight of the invention;
Fig. 3 is the structural schematic diagram of the protection mechanism of the Intelligent unattended machine convenient for safe flight of the invention;
Fig. 4 is the structural schematic diagram of the forced landing mechanism of the Intelligent unattended machine convenient for safe flight of the invention;
Fig. 5 is the system diagram of the Intelligent unattended machine convenient for safe flight of the invention;
In figure: 1. blades, 2. fixed brackets, 3. protection mechanisms, 4. forced landing mechanisms, 5. drive disks, 6. fixed links, 7. First motor, 8. first drive shafts, 9. second drive shafts, 10. second motors, 11. buffering cottons, 12. pedestals, 13. support frames, 14. guide rail, 15. fixed blocks, 16. third motors, 17. third drive shafts, 18. protective nets, 19. the 4th motors, 20. connecting rods, 21. Hinged block, 22. cover boards, 23. landing packs, 24. guide rods, 25. springs, 26. batteries, 27. power modules, 28. motor controls Molding block, 29. central control modules, 30. communication control module, 31. distance controlling module, 32. display control modules, 33. revolving speeds Control module, 34. bluetooths, 35. infrared sensors, 36.LED indicator light, 37. velocity sensors.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As Figure 1-Figure 5, a kind of Intelligent unattended machine convenient for safe flight, including pedestal 12, aviation mechanism, protection machine Structure 3 and forced landing mechanism 4, the aviation mechanism and protection mechanism 3 are arranged at 12 top of pedestal, the forced landing mechanism 4 are arranged in the top of protection mechanism 3;
The protection mechanism 3 is prevented including fixed block 15, guide rail 14, the first driving assembly, four the second driving assemblies, four Protecting assembly and vertically arranged fixed link 6, described 6 one end of fixed link are arranged on pedestal 12,6 other end of fixed link and solid To determine block 15 to be fixedly connected, the fixed block 15 is sequentially connected with guide rail 14, and first driving assembly is arranged at 12 middle part of pedestal, First driving assembly includes first motor 7, the first drive shaft 8 and drive disk 5, and the first motor 7 passes through the first driving Axis 8 and drive disk 5 are sequentially connected, and the guide rail 14 is arranged inside drive disk 5, and the guide rail 14 is circle, the guide rail 14 The center of circle be located on the vertical central axis of drive disk 5, four second driving assemblies are uniformly arranged the periphery of drive disk 5, Second driving assembly includes third motor 16 and third drive shaft 17, and the third motor 16 is arranged in drive disk 5 Portion, the third motor 16 are sequentially connected with third drive shaft 17;
The guard assembly includes protective net 18, and the protective net 18 is corresponded with third drive shaft 17, the third Motor 16 is sequentially connected by third drive shaft 17 with corresponding protective net 18;
Wherein, aviation mechanism is protected in order to realize, third motor 16, third is controlled by motor control module 28 Motor 16 drives protective net 18 by third drive shaft 17, and control third drive shaft 17 is rotated by 90 ° protective net 18 in level State, then first motor 7 is controlled by motor control module 28, first motor 7 drives drive disk 5 by the first drive shaft 8, drives Moving plate 5 rotates on fixed block 15 along guide rail 14, stops first motor 7 when protective net 18 turns to 1 surface of blade and acts.
The forced landing mechanism 4 includes urgent case, third driving assembly, land pack 23, guide rod 24 and spring 25, The third driving assembly is arranged in the side of urgent case, and the third driving assembly includes the 4th motor 19, connecting rod 20, hinged Block 21 and cover board 22, the 4th motor 19 are sequentially connected by the drive shaft and connecting rod 20 of the 4th motor 19, the connecting rod 20 One end and the 4th motor 19 drive shaft it is hinged, 20 other end of connecting rod and 22 one end of cover board are hinged, and the cover board 22 is logical It crosses hinged block 21 and urgent case is hinged, the top of urgent case is arranged in the cover board 22, and the landing pack 23 is arranged urgent Inside case, below landing pack 23, the spring 25 is set in the periphery of guide rod 24, described to lead for the setting of guide rod 24 It is fixed on urgent bottom portion to 24 lower end of bar, 25 lower end of spring is fixed on urgent bottom portion, 25 upper end of spring and drop Fall the connection of pack 23.
Wherein, the 4th motor 19 is controlled by motor control module 28, the 4th motor 19 controls drive shaft turns, drive shaft Drive link 20 rotates, and connecting rod 20 makes cover board 22 do arc operation with hinged block 21 for the center of circle, so that cover board 22 is opened, due to The reaction force of urgent case inner spring 25, so that landing pack 23 is squeezed by spring 25, spring 25 is dynamic outward along guide rod 24 Make, so that the landing pack 23 being fixed on spring 25 is gone out by ejection, landing pack 23 makes unmanned plane safe after opening It falls.
Preferably, the aviation mechanism includes fixed bracket 2, the quantity of the fixed bracket 2 is four, described in four Fixed bracket 2 is uniformly arranged on 12 periphery of pedestal, and described fixed 2 one end of bracket is equipped with the 4th driving assembly, the 4 wheel driven Dynamic component includes the second motor 10, the second drive shaft 9 and blade 1, and second motor 10 passes through the second drive shaft 9 and blade 1 Transmission connection, the setting of the second motor 10 is on fixed bracket 2.
Wherein, the second motor 10 is controlled by motor control module 28, the second motor 10, which controls the second drive shaft 9, makes blade 1 rotation, blade 1 generate air-flow after rotating, make unmanned plane during flying.
Preferably, be equipped with Zhong Kong mechanism inside the pedestal 12, the Zhong Kong mechanism include central control module 29 with And power module 27, motor control module 28, communication control module 30, distance controlling mould that difference central control module 29 connects Block 31, display control module 32 and rotational speed control module 33, the first motor 7, the second motor 10, third motor 16 and the 4th Motor 19 is electrically connected with motor control module 28, and the central control module 29 is single-chip microcontroller.
Wherein, intelligence degree is improved for controlling modules in central control module 29;Power module 27, for giving Equipment provides stable power supply, improves the stability of equipment;Motor control module 28 mentions for controlling motor work High intelligentized control method;Communication control module 30, realization remotely control equipment, improve the intelligence of equipment;Distance Control module 31 is used to detection device flying height, improves the accuracy of equipment;Display control module 32, is used to refer to equipment Operating status, improve the reliability of equipment;Rotational speed control module 33 improves for controlling the revolving speed of aviation mechanism blade 1 The safety of equipment.
Preferably, the inside of the pedestal 12 is additionally provided with battery 26, described in order to enable a device to stable operation Battery 26 is electrically connected with power module 27.
Preferably, being equipped with bluetooth 34, the bluetooth 34 inside the pedestal 12 to realize the long-range control to equipment It is electrically connected with communication control module 30.
Preferably, the bottom of the pedestal 12 is equipped with infrared sensing in order to the flying height of real-time watch device Device 35, the infrared sensor 35 are electrically connected with distance controlling module 31.
Preferably, the operating status in order to judge equipment, the bottom of the pedestal 12 is equipped with several LED lights 36, the LED light 36 is electrically connected with display control module 32.
Preferably, the fixed bracket 2 is equipped with velocity sensor 37, described in order to monitor the revolving speed of blade 1 Velocity sensor 37 is electrically connected with rotational speed control module 33.
Preferably, the bottom of the pedestal 12 is equipped with several support frames 13 in order to allow equipment safety to land.
Preferably, in order to make the more stable land of equipment, the bottom of support frame as described above 13 is equipped with buffering cotton 11.
Compared with prior art, should be convenient in the Intelligent unattended machine of safe flight, when unmanned plane during flying to the woods or sky In encounter when descending slowly and lightly object, blade 1 is protected by protection mechanism 3, prevents blade 1 from being influenced normal flight by external world's object that descends slowly and lightly, mentions The high safety of unmanned plane, effective protection unmanned plane work normally;In order to allow unmanned plane in failure forced landing without by Damage makes unmanned plane by the opening of landing pack 23 by forced landing mechanism 4, and unmanned plane, which can slowly be force-landed, to be prevented Unmanned plane is impaired when failure is landed, and keeps unmanned plane more safe and reliable, while reducing loss.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (10)

1. a kind of Intelligent unattended machine convenient for safe flight, which is characterized in that including pedestal (12), aviation mechanism, protection mechanism (3) it is arranged above pedestal (12) with forced landing mechanism (4), the aviation mechanism and protection mechanism (3), the urgent drop Mechanism (4) setting is fallen in the top of protection mechanism (3);
The protection mechanism (3) includes fixed block (15), guide rail (14), the first driving assembly, four the second driving assemblies, four Guard assembly and vertically arranged fixed link (6), described fixed link (6) one end are arranged on pedestal (12), the fixed link (6) The other end is fixedly connected with fixed block (15), and the fixed block (15) and guide rail (14) are sequentially connected, first driving assembly In the middle part of the pedestal (12), first driving assembly includes first motor (7), the first drive shaft (8) and drive disk (5) for setting, The first motor (7) is sequentially connected by the first drive shaft (8) and drive disk (5), and the guide rail (14) is arranged in drive disk (5) internal, the guide rail (14) is circle, and the center of circle of the guide rail (14) is located on the vertical central axis of drive disk (5), four A second driving assembly is uniformly arranged the periphery of drive disk (5), second driving assembly include third motor (16) and Third drive shaft (17), third motor (16) setting are driven in the inside of drive disk (5), the third motor (16) and third Moving axis (17) transmission connection;
The guard assembly includes protective net (18), and the protective net (18) and third drive shaft (17) correspond, and described the Three motors (16) are sequentially connected by third drive shaft (17) with corresponding protective net (18);
The forced landing mechanism (4) includes urgent case, third driving assembly, landing pack (23), guide rod (24) and spring (25), the side of urgent case is arranged in the third driving assembly, and the third driving assembly includes the 4th motor (19), connecting rod (20), hinged block (21) and cover board (22), drive shaft and connecting rod (20) of the 4th motor (19) by the 4th motor (19) Transmission connection, one end of the connecting rod (20) and the drive shaft of the 4th motor (19) are hinged, connecting rod (20) other end and lid Plate (22) one end is hinged, and the cover board (22) is hinged by hinged block (21) and urgent case, and the cover board (22) is arranged urgent The top of case, the landing pack (23) are arranged inside urgent case, and guide rod (24) setting is being landed under pack (23) Side, the spring (25) are set in the periphery of guide rod (24), and guide rod (24) lower end is fixed on urgent bottom portion, described Spring (25) lower end is fixed on urgent bottom portion, and spring (25) upper end is connect with landing pack (23).
2. being convenient for the Intelligent unattended machine of safe flight as described in claim 1, which is characterized in that the aviation mechanism includes solid Fixed rack (2), the quantity of the fixed bracket (2) are four, and four fixed brackets (2) are uniformly arranged on pedestal (12) outside Week, described fixed bracket (2) one end are equipped with the 4th driving assembly, and the 4th driving assembly includes the second motor (10), the Two drive shafts (9) and blade (1), second motor (10) is sequentially connected by the second drive shaft (9) and blade (1), described Second motor (10) setting is on fixed bracket (2).
3. being convenient for the Intelligent unattended machine of safe flight as claimed in claim 2, which is characterized in that set inside the pedestal (12) You Zhongkong mechanism, the Zhong Kong mechanism include central control module (29) and the electricity that connect respectively with central control module (29) Source module (27), motor control module (28), communication control module (30), distance controlling module (31), display control module (32) and rotational speed control module (33), the first motor (7), the second motor (10), third motor (16) and the 4th motor (19) it is electrically connected with motor control module (28), the central control module (29) is single-chip microcontroller.
4. being convenient for the Intelligent unattended machine of safe flight as claimed in claim 3, which is characterized in that the inside of the pedestal (12) It is additionally provided with battery (26), the battery (26) is electrically connected with power module (27).
5. being convenient for the Intelligent unattended machine of safe flight as claimed in claim 3, which is characterized in that set inside the pedestal (12) Have bluetooth (34), the bluetooth (34) is electrically connected with communication control module (30).
6. being convenient for the Intelligent unattended machine of safe flight as claimed in claim 3, which is characterized in that the bottom of the pedestal (12) Equipped with infrared sensor (35), the infrared sensor (35) is electrically connected with distance controlling module (31).
7. being convenient for the Intelligent unattended machine of safe flight as claimed in claim 3, which is characterized in that the bottom of the pedestal (12) Equipped with several LED lights (36), the LED light (36) is electrically connected with display control module (32).
8. being convenient for the Intelligent unattended machine of safe flight as claimed in claim 3, which is characterized in that on the fixed bracket (2) Equipped with velocity sensor (37), the velocity sensor (37) is electrically connected with rotational speed control module (33).
9. being convenient for the Intelligent unattended machine of safe flight as described in claim 1, which is characterized in that the bottom of the pedestal (12) Equipped with several support frames (13).
10. being convenient for the Intelligent unattended machine of safe flight as claimed in claim 9, which is characterized in that support frame as described above (13) Bottom is equipped with buffering cotton (11).
CN201710134986.5A 2017-03-08 2017-03-08 A kind of Intelligent unattended machine convenient for safe flight Active CN106892096B (en)

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CN106892096B true CN106892096B (en) 2019-02-01

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Publication number Priority date Publication date Assignee Title
CN108583854A (en) * 2018-04-10 2018-09-28 清远市巨劲科技有限公司 A kind of contractile miniature portable unmanned plane of wing

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CN204507264U (en) * 2015-03-27 2015-07-29 滨州学院 A kind of safe manned craft
CN204937514U (en) * 2015-09-25 2016-01-06 佛山世寰智能科技有限公司 A kind of unmanned plane with falling guard function

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KR20120084433A (en) * 2011-01-20 2012-07-30 건국대학교 산학협력단 Composite protection structure for flying robot with rotary wings
CN202935581U (en) * 2012-10-23 2013-05-15 宁波市鄞州发辉机械科技有限公司 Rotor wing protection framework device
CN203094454U (en) * 2012-10-31 2013-07-31 西安韦德沃德航空科技有限公司 Safely recoverable non-coaxial multi-rotor vertical take-off and landing aircraft
CN204415740U (en) * 2014-12-29 2015-06-24 马鞍山市赛迪智能科技有限公司 Unmanned plane is left a blank Lighting System
CN204507264U (en) * 2015-03-27 2015-07-29 滨州学院 A kind of safe manned craft
CN204937514U (en) * 2015-09-25 2016-01-06 佛山世寰智能科技有限公司 A kind of unmanned plane with falling guard function

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