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WO2019061387A1 - Appareil d'atterrissage sécurisé de véhicule aérien sans pilote - Google Patents

Appareil d'atterrissage sécurisé de véhicule aérien sans pilote Download PDF

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Publication number
WO2019061387A1
WO2019061387A1 PCT/CN2017/104728 CN2017104728W WO2019061387A1 WO 2019061387 A1 WO2019061387 A1 WO 2019061387A1 CN 2017104728 W CN2017104728 W CN 2017104728W WO 2019061387 A1 WO2019061387 A1 WO 2019061387A1
Authority
WO
WIPO (PCT)
Prior art keywords
landing
parachute
sensing device
drone
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/104728
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English (en)
Chinese (zh)
Inventor
林燕凤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to PCT/CN2017/104728 priority Critical patent/WO2019061387A1/fr
Publication of WO2019061387A1 publication Critical patent/WO2019061387A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C25/66—Convertible alighting gear; Combinations of different kinds of ground or like engaging elements

Definitions

  • the invention belongs to the technical field of drone landing, and particularly relates to a drone safe landing device.
  • the drone referred to as the "unmanned aerial vehicle” is a non-manned aircraft operated by radio remote control equipment and its own program control device. From the technical point of view, it can be divided into: unmanned fixed-wing aircraft, unmanned vertical take-off and landing aircraft, unmanned airships, unmanned helicopters, unmanned parachute aircraft, and so on.
  • the traditional drone landing methods include landing gear landing, parachute landing, air cushion landing and intercepting net recycling.
  • the landing gear skating landing cost is high, only suitable for large drones, landing due to drones due to drone speed Faster, in the moment of landing, it is easy to generate mechanical impulse, which makes the drone damage.
  • the trap recovery device is more complicated, the calculation accuracy is higher, the operation is difficult, and the air cushion landing buffer capacity is limited, which is only suitable for small drones.
  • a UAV safe landing device including a controller, a distance sensing device, a speed sensing device, a landing buffer device, and a fall protection device, the controller input signal interface The interface is electrically connected to the distance sensing device and the speed sensing device output signal, and the landing buffer device and the fall protection device are electrically connected to the controller.
  • the controller is internally embedded with a control module, and the control chip of the control module is an STM32 type single chip microcomputer.
  • the landing buffer device comprises a fixing frame and a parachute placing frame, wherein the upper surface of the fixing frame is provided with a hoop, a side plate, a large spring and a motor from left to right, and the right side surface of the side plate is provided with a chute.
  • the upper end of the sliding slot is provided with a limiting block
  • the top end of the large spring is provided with a slanted rectangular strip
  • the output end of the motor is fixedly connected with the bracket
  • the top end of the bracket is provided with a disc
  • the disc is embedded therein
  • a round rod is arranged in the middle of the bracket, and the round rod is in contact with the inclined rectangular strip
  • a fixed through hole is embedded in the bottom of the parachute placing frame
  • a parachute is arranged on the surface of the parachute placing frame.
  • a slider is disposed on a side of the parachute placement frame, and the parachute placement frame is slidably coupled to the side panel through the slider.
  • the distance sensing device and the speed sensing device are embedded with an optical signal receiver and an optical signal transmission Device.
  • the fall protection device comprises an induced draft fan, and an air bag is connected to the output end of the induced draft fan, and the air bag is embedded in the elastic sleeve, and the elastic sleeve is disposed along an outer edge of the bottom of the drone.
  • the drone safe landing device controls the activation of the landing buffer device and the landing protection device by distance information and speed information transmitted by the distance sensing device and the speed sensing device.
  • the invention makes the drone fall without being affected by the terrain and the weather, and is safe and reliable.
  • the drone is protected from mechanical stress during the landing process, and the utility model has the practical value.
  • Figure 1 is a schematic view of the overall connection of the present invention
  • FIG. 2 is a schematic view of a landing buffer device of the present invention
  • Figure 3 is a schematic view of the landing protection device of the present invention.
  • Figure 4 is a schematic view of the apparatus of the present invention.
  • 1 controller 2 distance sensing device, 3 landing buffer device, 4 landing protection device, 5 speed sensing device, 6 fixing frame, 7 bracket, 8 large springs, 9 discs, 10 motors, 11 rings , 12 side panels, 13 parachutes, 14 parachute placement frames, 15 airbags, 16 elastic sleeves, 17 induced draft fans.
  • the present invention provides a drone safe landing device as shown in FIGS. 1-4, comprising a controller 1, a distance sensing device 2, a speed sensing device 5, a landing buffer device 3, and a fall protection device 4,
  • the controller 1 is internally embedded with a control module, and the control chip of the control module is an STM32 type single chip microcomputer.
  • the landing buffer device 3 includes a fixing frame 6 and a parachute placing frame 14, and the upper surface of the fixing frame 6 is from left to right.
  • the iron ring 11, the side plate 12, the large spring 8 and the motor 10 are provided.
  • the right side surface of the side plate 12 is provided with a sliding slot, and the top end of the sliding slot is provided with a limiting block, and the top end of the large spring 8 is provided with an inclined rectangle.
  • the output end of the motor 10 is fixedly connected to the bracket 7 , the top end of the bracket 7 is provided with a disc 9 , and the disc 9 is embedded with a sliding through hole, and the middle portion of the bracket 7 is provided with a round rod, and The round bar is in contact with the inclined rectangular strip.
  • the bottom of the parachute placing frame 14 is embedded with a fixed through hole.
  • the surface of the parachute placing frame 14 is provided with a parachute 13
  • the side of the parachute placing frame 14 is provided with a slider.
  • the parachute placement frame 14 is slidably coupled to the side panel 12 by a slider.
  • the input signal interface of the controller 1 is electrically connected to the output signal interface of the distance sensing device 2 and the speed sensing device 5, and the drop buffer device 3 and the fall protection device 4 are electrically connected to the controller 1, and the distance sensing device 2 and embedded in the speed sensing device 5
  • An optical signal receiver and an optical signal transmitter are provided.
  • the fall protection device 4 includes an induced draft fan 17 .
  • the output end of the induced draft fan 17 is connected with an air bag 15 , and the air bag 15 is embedded in the elastic sleeve 16 .
  • the sleeve 16 is placed along the outer edge of the bottom of the drone.
  • the controller 1 During the whole flight of the drone, the controller 1 falls into “sleep", and the controller 1 only receives the information from the distance sensing device 2 and the speed sensing device 5, when the distance sensing device 2 When the controller 5 transmits information closer to the "ground”, the controller 1 is awakened to check the rotational speed of the UAV power motor transmitted by the speed sensing device 5, and when the rotational speed is the normal flight speed, the controller 1 does not operate.
  • the "ground” at this time may be a high-rise building or a mountain or the like; when the rotational speed transmitted by the speed sensing device 5 is low, the controller 1 is also awakened, and the distance information transmitted from the distance sensing device 2 is checked. If the distance is too large, the controller 1 does not move and enters the sleep mode, which means that the drone is doing some turning and lowering actions.
  • the device adopts double insurance mode to avoid malfunction.
  • the controller 1 operates, firstly controlling the rotation of the motor 10 in the drop buffer device 3, and the motor 10 will rotate.
  • the bracket 7 is rotated, the middle round rod of the bracket 7 will rotate along the inclined rectangular strip at the top of the large spring 8, thereby compressing the large spring 8, and the sliding through hole provided in the disc 9 at the top of the bracket 7 will be placed with the bottom of the parachute frame 14.
  • the parachute 13 is pre-inflated so as to be better deployed to cushion, and as the motor 10 continues to rotate, the large spring 8 is released, thereby flying the parachute 13 on the surface of the parachute placing frame 14
  • the two ends of the parachute 13 are hooked on the ring 11, and the parachute placing frame 14 is left in the landing buffer device under the action of the slider provided on the side of the parachute and the limiting block provided on the side of the side plate 12.
  • the controller 1 analyzes the distance information transmitted from the distance sensing device 2.
  • the controller 1 controls the landing protection device 4 to operate, and the induced draft fan 17 is activated, the air bag 15 originally placed in the elastic sleeve 16 is inflated, the elastic sleeve 16 will be extruded, and the elastic sleeve 16 is disposed along the outer edge of the lower portion of the drone, so the air bag 15 will effectively serve the entire drone.
  • the protection is up.

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

Abstract

L'invention concerne un appareil d'atterrissage sécurisé de véhicule aérien sans pilote, comprenant un dispositif de commande (1), un appareil de détection de distance (2), un appareil de détection de vitesse (5), un appareil tampon d'atterrissage (3) et un appareil de protection d'atterrissage (4). Une interface d'entrée de signal du dispositif de commande (1) est électriquement connectée à une interface de sortie de signal de l'appareil de détection de distance (2) et à l'appareil de détection de vitesse (5). L'appareil tampon d'atterrissage (3) et l'appareil de protection d'atterrissage (4) sont connectés électriquement au dispositif de commande (1). Le présent appareil d'atterrissage sécurisé de véhicule aérien sans pilote permet au véhicule aérien sans pilote d'atterrir sans être affecté par le terrain et les conditions météorologiques, et est sûr et fiable, et permet également au véhicule aérien sans pilote de ne pas être soumis à l'impact d'une contrainte mécanique pendant le processus d'atterrissage, ce qui protège le fuselage, et offre ainsi une valeur pratique.
PCT/CN2017/104728 2017-09-30 2017-09-30 Appareil d'atterrissage sécurisé de véhicule aérien sans pilote Ceased WO2019061387A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/104728 WO2019061387A1 (fr) 2017-09-30 2017-09-30 Appareil d'atterrissage sécurisé de véhicule aérien sans pilote

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/104728 WO2019061387A1 (fr) 2017-09-30 2017-09-30 Appareil d'atterrissage sécurisé de véhicule aérien sans pilote

Publications (1)

Publication Number Publication Date
WO2019061387A1 true WO2019061387A1 (fr) 2019-04-04

Family

ID=65900428

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/104728 Ceased WO2019061387A1 (fr) 2017-09-30 2017-09-30 Appareil d'atterrissage sécurisé de véhicule aérien sans pilote

Country Status (1)

Country Link
WO (1) WO2019061387A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8948935B1 (en) * 2013-01-02 2015-02-03 Google Inc. Providing a medical support device via an unmanned aerial vehicle
CN205098464U (zh) * 2015-10-31 2016-03-23 汕头市杰泰电子科技有限公司 一种具柔性着地功能的旋翼无人机
CN105501449A (zh) * 2016-01-29 2016-04-20 成都云摄科技有限责任公司 一种自动且快速开伞的无人机降落伞系统
CN106240811A (zh) * 2016-08-18 2016-12-21 上海未来伙伴机器人有限公司 无人机安全防护装置以及无人机安全防护方法
CN205971874U (zh) * 2016-07-14 2017-02-22 西安思坦测控技术有限公司 一种无人机回收系统
CN206087255U (zh) * 2016-10-09 2017-04-12 东莞前沿技术研究院 一种飞艇吊舱应急降落系统
CN106927057A (zh) * 2017-03-25 2017-07-07 林娟娟 用于无人机防摔的气囊装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8948935B1 (en) * 2013-01-02 2015-02-03 Google Inc. Providing a medical support device via an unmanned aerial vehicle
CN205098464U (zh) * 2015-10-31 2016-03-23 汕头市杰泰电子科技有限公司 一种具柔性着地功能的旋翼无人机
CN105501449A (zh) * 2016-01-29 2016-04-20 成都云摄科技有限责任公司 一种自动且快速开伞的无人机降落伞系统
CN205971874U (zh) * 2016-07-14 2017-02-22 西安思坦测控技术有限公司 一种无人机回收系统
CN106240811A (zh) * 2016-08-18 2016-12-21 上海未来伙伴机器人有限公司 无人机安全防护装置以及无人机安全防护方法
CN206087255U (zh) * 2016-10-09 2017-04-12 东莞前沿技术研究院 一种飞艇吊舱应急降落系统
CN106927057A (zh) * 2017-03-25 2017-07-07 林娟娟 用于无人机防摔的气囊装置

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