CN113277097A - Unmanned aerial vehicle safety forced landing device - Google Patents
Unmanned aerial vehicle safety forced landing device Download PDFInfo
- Publication number
- CN113277097A CN113277097A CN202110642358.4A CN202110642358A CN113277097A CN 113277097 A CN113277097 A CN 113277097A CN 202110642358 A CN202110642358 A CN 202110642358A CN 113277097 A CN113277097 A CN 113277097A
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- unmanned aerial
- aerial vehicle
- forced landing
- overturning
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- 238000012545 processing Methods 0.000 claims abstract description 46
- 230000002265 prevention Effects 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000006378 damage Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 10
- 230000007306 turnover Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D17/00—Parachutes
- B64D17/80—Parachutes in association with aircraft, e.g. for braking thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
Abstract
The invention provides a safe forced landing device of an unmanned aerial vehicle, which relates to the technical field of unmanned aerial vehicles and comprises a turning assembly, a parachute assembly and a forced landing system, wherein the turning assembly is arranged on a body of the unmanned aerial vehicle and is used for adjusting the flying posture of the body; the parachute assembly is arranged on the machine body and used for enabling the machine body to descend stably; the forced landing system is arranged on an unmanned aerial vehicle body, the forced landing system comprises an air pressure sensor and a central processing unit which are electrically connected, the overturning assembly and the parachute assembly are electrically connected to the central processing unit, the air pressure sensor can detect a first air pressure value of the outside atmosphere when the unmanned aerial vehicle body normally travels and a second air pressure value of the outside atmosphere when the unmanned aerial vehicle body abnormally travels and transmits the first air pressure value and the second air pressure value to the central processing unit, and the central processing unit can control the overturning assembly to overturn and adjust the unmanned aerial vehicle body to a normal flying posture and control the parachute assembly to pop out. The safe forced landing device of the unmanned aerial vehicle can adjust the flight attitude of the body and enable the unmanned aerial vehicle to descend stably.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicles, in particular to a safe forced landing device of an unmanned aerial vehicle.
Background
Along with the development of scientific technology, unmanned aerial vehicle is more and more applied in the life, and present unmanned aerial vehicle is used for taking photo by plane, geography survey etc. more, and future unmanned aerial vehicle still will mature to realize sending functions such as express delivery, and unmanned aerial vehicle's development has greatly made things convenient for our production life. The long-term high-load operation of the unmanned aerial vehicle can inevitably lead to the aerial falling caused by the self failure of the airplane or the airplane is lost and personal injury is possibly caused due to the aerial rollover caused by sudden gust of wind.
Disclosure of Invention
The invention aims to provide a safe forced landing device of an unmanned aerial vehicle, which is used for adjusting the flight attitude of a machine body and preventing the unmanned aerial vehicle from crashing.
In order to achieve the purpose, the invention adopts the following technical scheme:
an unmanned aerial vehicle safety forced landing device, comprising:
the overturning component is arranged on the body of the unmanned aerial vehicle and used for adjusting the flying posture of the body;
the parachute assembly is arranged on the machine body and used for enabling the machine body to stably descend;
the forced landing system is arranged on the machine body and comprises an air pressure sensor and a central processing unit which are electrically connected, the overturning assembly and the parachute assembly are electrically connected to the central processing unit, the air pressure sensor can detect a first air pressure value of outside atmosphere when the machine body normally runs and a second air pressure value of outside atmosphere when the machine body abnormally runs and transmit the first air pressure value and the second air pressure value to the central processing unit, and the central processing unit can control the overturning assembly to overturn and adjust the flight attitude of the machine body and control the parachute assembly to pop up.
Preferably, the overturning assembly comprises an overturning air bag and a connecting piece, the overturning air bag is connected to the body through the connecting piece, and the central processing unit can control the overturning air bag to pop up and adjust the flying posture of the body.
Preferably, unmanned aerial vehicle safety forced landing device still including connect in the air feed mechanism of upset gasbag, air feed mechanism can be right the upset gasbag is aerifyd.
Preferably, the air supply mechanism is a pressure air tank, the pressure air tank is arranged on the machine body, and an air outlet of the pressure air tank is connected to the overturning air bag.
Preferably, the air outlet of the pressure air tank is communicated with the overturning air bag through an air conveying pipeline.
Preferably, the unmanned aerial vehicle safety forced landing device further comprises a control valve, the control valve is arranged on the gas transmission pipeline, and the control valve is used for controlling the communication or the closing of the gas transmission pipeline.
Preferably, the control valve is an electromagnetic valve, and the electromagnetic valve is electrically connected to the central processing unit.
Preferably, the machine body is provided with an accommodating cavity, and the accommodating cavity is used for accommodating the pressure air tank.
Preferably, unmanned aerial vehicle safety forced landing device still includes the loss prevention gasbag, the loss prevention gasbag is used for protecting the outer wall of organism.
Preferably, the damage prevention airbag is connected to the central processing unit, and the central processing unit is used for controlling the ejection of the damage prevention airbag.
The invention has the beneficial effects that:
after unmanned aerial vehicle normally takes off, atmospheric first atmospheric pressure value of outside and transmit it for central processing unit when atmospheric pressure sensor detects unmanned aerial vehicle's organism normally traveles, atmospheric second atmospheric pressure value of outside and transmit it for central processing unit when atmospheric pressure sensor detects unmanned aerial vehicle's organism abnormal traveling, central processing unit judges, thereby confirm that unmanned aerial vehicle's flight gesture is normal whereabouts or the state of crashing easily, if central processing unit judges that unmanned aerial vehicle is descending rapidly at present, the crash takes place easily, central processing unit control upset subassembly adjustment unmanned aerial vehicle's flight gesture, and control parachute assembly pops out, thereby make unmanned aerial vehicle can steadily descend.
Drawings
Fig. 1 is a schematic structural diagram of a connection between a body and a parachute assembly and a turning assembly provided by an embodiment of the safe forced landing device of an unmanned aerial vehicle.
In the figure:
100. a body;
1. a turnover assembly;
2. a parachute assembly;
3. and an air supply mechanism.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or the first and second features being in contact, not directly, but via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the embodiments of the present invention, the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The embodiment provides a safe forced landing device of an unmanned aerial vehicle, which relates to the technical field of unmanned aerial vehicles, and as shown in fig. 1, the safe forced landing device of the unmanned aerial vehicle comprises a turning component 1, a parachute component 2 and a forced landing system, wherein the turning component 1 is arranged on a body 100 of the unmanned aerial vehicle, and the turning component 1 is used for adjusting the flight attitude of the body 100; the parachute assembly 2 is arranged on the machine body 100, and the parachute assembly 2 is used for enabling the machine body 100 to descend stably; the forced landing system is arranged on the machine body 100 and comprises an air pressure sensor and a central processing unit which are electrically connected, the overturning component 1 and the parachute component 2 are electrically connected to the central processing unit, the air pressure sensor can detect a first air pressure value of outside atmosphere when the machine body 100 normally runs and a second air pressure value of outside atmosphere when the machine body does not normally run and transmits the first air pressure value and the second air pressure value to the central processing unit, and the central processing unit can control the overturning component 1 to overturn and adjust the flight attitude of the machine body 100 and control the parachute component 2 to pop out.
After unmanned aerial vehicle normally takes off, atmospheric first atmospheric pressure value outside when baroceptor detects organism 100 and normally traveles and transmits it for central processing unit, atmospheric second atmospheric pressure value outside when baroceptor detects unmanned aerial vehicle's organism 100 abnormal traveling and transmits it for central processing unit, central processing unit judges, thereby judge that unmanned aerial vehicle's flight gesture is normal condition or crash state, if central processing unit judges that unmanned aerial vehicle is descending rapidly at present, the crash takes place easily, central processing unit control upset subassembly 1 adjusts unmanned aerial vehicle's flight gesture, and control parachute subassembly 2 pops out, thereby make unmanned aerial vehicle can steadily descend.
In particular, the overturning assembly 1 comprises an overturning airbag and a connecting piece connected to a central processing unit, the overturning airbag is connected to the body 100 through the connecting piece, and the central processing unit can control the overturning airbag to pop out and adjust the flying posture of the body 100. When unmanned aerial vehicle falls rapidly, central processing unit control upset gasbag pops out, thereby the upset gasbag forms new air current return circuit and adjusts the aircraft gesture, and the upset gasbag is with unmanned aerial vehicle from the crash state adjustment for normal gesture. Because the process that unmanned aerial vehicle upset falls is equivalent to the motion of free fall, popping out of upset gasbag is equivalent to providing new gas, makes the gas flow rate produce pressure difference in the twinkling of an eye, and the upset gasbag provides 100 lift that are greater than unmanned aerial vehicle gravity itself for the organism to make unmanned aerial vehicle can circle round the adjustment gesture. In this embodiment, the turnover airbags are provided with a plurality of airbags, all of which are electrically connected to the central processing unit, and the central processing unit controls the number of the popped turnover airbags according to actual needs.
In particular, as shown in fig. 1, the unmanned aerial vehicle safety forced landing device further comprises an air supply mechanism 3 connected to the overturning air bag, and the air supply mechanism 3 can inflate the overturning air bag. The gas supply means 3 is arranged to supply the gas required for inflation of the inverted air-bag.
Specifically, the air supply mechanism 3 is a pressure air tank, the pressure air tank is disposed on the machine body 100, and an air outlet of the pressure air tank is connected to the turning airbag. The gas outlet of the pressure gas tank is connected with the overturning air bag, and the pressure gas tank supplies gas for the overturning air bag, so that the pressure gas tank is convenient to implement and disassemble.
Particularly, the air outlet of the pressure air tank is communicated with the overturning air bag through an air conveying pipeline. The gas transmission pipeline is used for communicating the gas outlet of the pressure gas tank with the overturning air bag, so that the gas in the pressure gas tank can be conveniently transported through the gas transmission pipeline and enters the overturning air bag.
Particularly, unmanned aerial vehicle safety forced landing device still includes the control valve, and the control valve setting is on the gas transmission pipeline, and the control valve is used for controlling the intercommunication of gas transmission pipeline or closes. When the overturning air bag needs to supply air, the control valve controls the communication of the air transmission pipeline, and the air in the pressure air tank is transmitted to the overturning air bag through the air transmission pipeline; when the overturning air bag does not need to supply air, the control valve controls the air transmission pipeline to be closed, and the air in the pressure air tank cannot be transported to the overturning air bag through the air transmission pipeline.
Particularly, the control valve is an electromagnetic valve which is electrically connected with the central processing unit. The electromagnetic valve has the advantages of safety, convenience, various types, wide application and the like. The electromagnetic valve is electrically connected to the central processing unit, so that the central processing unit can control the electromagnetic valve conveniently.
In particular, the body 100 is provided with a receiving cavity for receiving a pressure gas tank. The pressure gas tank is arranged in the accommodating cavity, so that the implementation is convenient.
In particular, unmanned aerial vehicle safety forced landing device still includes the loss prevention gasbag, and the loss prevention gasbag is used for protecting the outer wall of organism 100. Be provided with the loss prevention gasbag on organism 100's outer wall, before unmanned aerial vehicle crashed and dropped to the ground, the loss prevention gasbag was opened, has protected organism 100's outer wall.
In particular, the damage prevention airbag is connected to a central processing unit, and the central processing unit is used for controlling the ejection of the damage prevention airbag. Connect the loss prevention gasbag in central processing unit, when central processing unit judges that unmanned aerial vehicle is falling, central processing unit control loss prevention gasbag is opened.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. An unmanned aerial vehicle safety forced landing device, its characterized in that includes:
the overturning device comprises an overturning assembly (1), wherein the overturning assembly is arranged on a body (100) of the unmanned aerial vehicle, and the overturning assembly (1) is used for adjusting the flying posture of the body (100);
the parachute assembly (2) is arranged on the machine body (100), and the parachute assembly (2) is used for enabling the machine body (100) to descend stably;
the forced landing system is arranged on the machine body (100), the forced landing system comprises an air pressure sensor and a central processing unit which are electrically connected, the overturning component (1) and the parachute component (2) are electrically connected to the central processing unit, the air pressure sensor can detect a first air pressure value of outside atmosphere when the machine body (100) normally travels and a second air pressure value of outside atmosphere when the machine body does not normally travel and transmit the first air pressure value and the second air pressure value to the central processing unit, and the central processing unit can control the overturning component (1) to overturn and adjust the flying posture of the machine body (100) and control the parachute component (2) to pop up.
2. The unmanned aerial vehicle forced landing apparatus according to claim 1, wherein the overturning assembly (1) comprises an overturning airbag and a connecting member, the overturning airbag is connected to the machine body (100) through the connecting member, and the central processor can control the overturning airbag to pop out and adjust the flying posture of the machine body (100).
3. The unmanned aerial vehicle forced landing apparatus according to claim 2, further comprising a gas supply mechanism (3) connected to the turning airbag, wherein the gas supply mechanism (3) is capable of inflating the turning airbag.
4. The unmanned aerial vehicle forced landing apparatus according to claim 3, wherein the air supply mechanism (3) is a pressure air tank, the pressure air tank is disposed on the airframe (100), and an air outlet of the pressure air tank is connected to the overturning airbag.
5. The unmanned aerial vehicle safety forced landing device of claim 4, wherein the air outlet of the pressure air tank is communicated with the overturning air bag through an air pipeline.
6. The unmanned aerial vehicle safety forced landing device of claim 5, further comprising a control valve, wherein the control valve is arranged on the air delivery pipeline and used for controlling the communication or closing of the air delivery pipeline.
7. The unmanned aerial vehicle safety forced landing device of claim 6, wherein the control valve is a solenoid valve, and the solenoid valve is electrically connected to the central processing unit.
8. The unmanned aerial vehicle safety forced landing device of claim 4, wherein the body (100) is provided with a containing cavity for containing the pressure gas tank.
9. The unmanned aerial vehicle safety forced landing device of claim 1, further comprising a damage prevention airbag for protecting an outer wall of the airframe (100).
10. The unmanned aerial vehicle safety forced landing apparatus of claim 9, wherein the damage prevention airbag is connected to the central processing unit, and the central processing unit is configured to control ejection of the damage prevention airbag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642358.4A CN113277097A (en) | 2021-06-09 | 2021-06-09 | Unmanned aerial vehicle safety forced landing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642358.4A CN113277097A (en) | 2021-06-09 | 2021-06-09 | Unmanned aerial vehicle safety forced landing device |
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| Publication Number | Publication Date |
|---|---|
| CN113277097A true CN113277097A (en) | 2021-08-20 |
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| CN202110642358.4A Pending CN113277097A (en) | 2021-06-09 | 2021-06-09 | Unmanned aerial vehicle safety forced landing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116105780A (en) * | 2023-04-07 | 2023-05-12 | 江苏巨数智能科技有限公司 | Disposable sensor with pneumatic adjustment system |
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| CN111038688A (en) * | 2018-10-12 | 2020-04-21 | 邱南昌 | Aircraft with slow descending mechanism |
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2021
- 2021-06-09 CN CN202110642358.4A patent/CN113277097A/en active Pending
Patent Citations (7)
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| CN104943872A (en) * | 2015-06-10 | 2015-09-30 | 刘亚敏 | Unmanned aircraft and protecting method thereof |
| US20170106986A1 (en) * | 2015-10-14 | 2017-04-20 | Flirtey Holdings, Inc. | Parachute deployment system for an unmanned aerial vehicle |
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Application publication date: 20210820 |
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