Method for searching and rescuing unmanned aerial vehicle on water and method for amphibious emergency forced landing

文档序号:235819 发布日期:2021-11-12 浏览:28次 中文

阅读说明:本技术 水上无人机搜救的方法和水陆两栖紧急迫降的方法 (Method for searching and rescuing unmanned aerial vehicle on water and method for amphibious emergency forced landing ) 是由 刘战国 解晓宇 计敏涛 于 2021-09-10 设计创作,主要内容包括:本发明涉及无人机领域,尤其涉及水上无人机搜救的方法和水陆两栖紧急迫降的方法。无人机本体的底壁上朝下布置有一个伸缩装置(6),多用途管(2)穿过底壁,伸缩装置(6)的伸缩轴为多用途管(2),多用途管(2)中空,中空的多用途管(2)内置有内置充气结构(8),当充气到足够可拆卸气垫部分(3)落水的时候,内置充气结构(8)继续充气让气压足够大能够压断易断销钉。开创性利用无人机能送多用途的可拆卸气垫部分(3),并智能传递给需要被救助的人,可拆卸气垫部分(3)能够救人,可拆卸气垫部分(3)能够作为缓冲结构,能在洪水中救人。(The invention relates to the field of unmanned aerial vehicles, in particular to a search and rescue method for an overwater unmanned aerial vehicle and an amphibious emergency forced landing method. Arrange one telescoping device (6) down on the diapire of unmanned aerial vehicle body, diapire is passed in multipurpose pipe (2), and the telescopic shaft of telescoping device (6) is multipurpose pipe (2), and multipurpose pipe (2) cavity, hollow multipurpose pipe (2) embeds there is built-in inflatable structure (8), when aerifing enough can dismantle that air cushion part (3) fall into water, built-in inflatable structure (8) continue to aerify and let atmospheric pressure enough big can press disconnected easy-to-break pin. The multifunctional detachable air cushion part (3) is creatively utilized, the unmanned aerial vehicle can deliver the multifunctional detachable air cushion part (3), the multifunctional detachable air cushion part is intelligently transmitted to people needing to be rescued, the detachable air cushion part (3) can rescue people, and the detachable air cushion part (3) can serve as a buffer structure and can rescue people in flood.)

1. A method for searching and rescuing an overwater unmanned aerial vehicle is characterized in that a multifunctional overwater unmanned aerial vehicle for searching and rescuing is utilized, and comprises the following steps:

the first step is as follows: searching for the rescued target after acquiring the image or directly searching for the rescued target by considering control;

the second step is as follows: after the flight approaches, the voice shouting is matched;

the third step: judging the water flow direction, and further placing a detachable air cushion part (3) at the upstream of the rescued object;

the fourth step: judging the approaching distance to avoid the unmanned aerial vehicle hurting people;

the fifth step: the built-in inflatable structure (8) is inflated, the air flow is inflated through the multipurpose pipe (2), the air cushion connecting port (5) and the one-way port, and when the detachable air cushion part (3) is inflated enough to fall into the water, the built-in inflatable structure (8) is continuously inflated to ensure that the air pressure is large enough to press the breakable pin; at the moment, the detachable air cushion part (3) falls down to save people along with water.

2. Method for unmanned aerial vehicle search and rescue on water according to claim 1, characterized in that the rescued object can pull a pull rope which can be used in floods to bind and pull close the detachable air cushion portion (3).

3. The method for unmanned aerial vehicle search and rescue on water of claim 1, wherein the first step of acquiring the image is from: 1. satellite, 2, human remote control, 3, infrared automatic identification of human image; the auxiliary manpower judges the position of the rescued object.

4. The method for unmanned aerial vehicle search and rescue on water as claimed in claim 1, characterized in that the multipurpose pipe (2) moves upwards to break the pin when the built-in inflating structure (8) continues to inflate the detachable air cushion portion (3) and cannot fall down.

5. The method for unmanned aerial vehicle search and rescue on water as claimed in claim 1, wherein the determining of the water flow direction in the third step is determining the flow direction of the water flow according to the floating objects in the water flow.

6. The method for search and rescue of unmanned aerial vehicle on water as claimed in claim 1, wherein the determination of the approaching distance in the fourth step is performed by a distance sensor disposed on the unmanned aerial vehicle.

7. A method for amphibious emergency forced landing by using an air cushion is characterized in that a multifunctional water search and rescue unmanned aerial vehicle is used, and the method comprises the following steps:

the built-in inflatable structure (8) is inflated, the air flow is inflated through the multipurpose pipe (2), the air cushion connecting port (5) and the one-way port, and when the detachable air cushion part (3) is inflated enough to fall into the water, the built-in inflatable structure (8) is continuously inflated to ensure that the air pressure is large enough to press the breakable pin; at the moment, the detachable air cushion part (3) falls down;

in the process of inflation, the unmanned aerial vehicle with the detachable air cushion part (3) at the bottom lands on the water surface or the ground, or the detachable air cushion part (3) lands on the water surface or the ground, and the unmanned aerial vehicle lands on the detachable air cushion part to avoid rigid impact.

8. The method as claimed in claim 7, wherein the unmanned aerial vehicle is not inflated after the unmanned aerial vehicle is safely landed, and the pin is not broken.

9. The method for amphibious emergency forced landing with air cushions as claimed in claim 8, characterised in that during take-off, the built-in inflatable structure (8) is breathing in the opposite direction, so that the air cushions of the detachable air cushion part (3) are relatively reduced, and the air area is reduced after take-off.

10. The method for amphibious emergency forced landing with air cushions as claimed in claim 8, wherein the drone body has a solar panel disposed thereon.

Technical Field

The invention relates to the field of unmanned aerial vehicles, in particular to a search and rescue method for an overwater unmanned aerial vehicle and an amphibious emergency forced landing method.

Background

Since 2021, a certain province encounters heavy rainfall, which at least causes that a plurality of counties (cities and districts) and a plurality of towns of a plurality of counties (cities and districts) of the whole province are close to ten million people in a disaster, and a plurality of people are in distress due to the disaster; the disaster area of crops is several thousand hectares; collapse a plurality of houses and a plurality of rooms.

In a vast expanse, many areas are inaccessible because of the inability of people to access and the limited number of submarines, which prevents the public from being effectively protected.

2018103551362 applied by Donghua university, the patent name of which is an optimization method of disaster relief search paths of multiple unmanned aerial vehicles based on particle swarm optimization shows a path search method of unmanned aerial vehicles. The unmanned aerial vehicle flies, the unmanned boat is mainly used for battles, the flying speed of the unmanned aerial vehicle is high, and the aerial field of vision is wide; the unmanned ship cannot fly in a complex water condition environment because the water condition is complex in a Zealand country, the water level condition is changed at any moment, and a two-in-one method is not available.

Disclosure of Invention

The purpose of the invention is as follows: in order to provide a better method for searching and rescuing the water unmanned aerial vehicle and an amphibious emergency landing method, specific purposes are shown in a plurality of substantial technical effects of a specific implementation part.

In order to achieve the purpose, the invention adopts the following technical scheme:

the first group of schemes:

multifunctional water unmanned aerial vehicle for search and rescue, unmanned aerial vehicle contains unmanned aerial vehicle body 1, the unmanned aerial vehicle is characterized in that, a telescopic device 6 is arranged downwards on the bottom wall of the unmanned aerial vehicle body, a multipurpose pipe 2 passes through the bottom wall, the telescopic shaft of the telescopic device 6 is a multipurpose pipe 2, the multipurpose pipe 2 is hollow, a built-in inflating structure 8 is arranged in the hollow multipurpose pipe 2, the pipe wall of the multipurpose pipe 2 contains an air inlet 9, the bottom of the multipurpose pipe 2 is connected with an air cushion connecting port 5 through a pin 10, the pin 10 is a breakable pin, and the air cushion connecting port 5 is a part of a detachable air cushion part 3; when the detachable air cushion part 3 is inflated enough to fall into the water, the built-in inflating structure 8 is inflated continuously to ensure that the air pressure is enough to press the breakable pin.

The invention further has the technical scheme that a one-way port 11 is arranged in the air cushion connecting port 5, and the detachable air cushion part 3 can be inflated through the one-way port 11.

The further technical scheme of the invention is that when the telescopic shaft of the telescopic device 6 is pulled upwards, the breakable pin can be broken and then falls.

A further technical solution of the present invention is that the exterior of the detachable air cushion portion 3 contains a pull rope, which can be used for binding in floods.

A further solution of the invention is that the detachable air cushion portion 3 comprises a circumferential edge 4.

The invention further adopts the technical scheme that a camera, an infrared sensor, an intercom system and a positioning system are arranged on the unmanned aerial vehicle body 1; the camera is used for acquiring the influence material; the infrared sensor can be used for acquiring infrared signals of people, and the intercom system can be used for shouting and talkbacking; the positioning system can acquire the position of the unmanned aerial vehicle in the flood.

The invention further adopts the technical scheme that the pin 10 penetrates through the outer wall of the air cushion connecting port 5 and then is extruded in the groove on the multipurpose pipe 2 to realize relative fixation.

The further technical scheme of the invention is that the built-in inflating structure 8 is a positive and negative rotation air pump.

The further technical scheme of the invention is that the telescopic device 6 is a telescopic cylinder or a telescopic motor.

The further technical proposal of the invention is that the telescopic device 6 and the corresponding detachable air cushion part 3 comprise more than one group which are arranged in parallel; the unmanned aerial vehicle body is provided with a battery, a life buoy and a food bin.

The second group of schemes:

a method for searching and rescuing an overwater unmanned aerial vehicle is characterized in that a multifunctional overwater unmanned aerial vehicle for searching and rescuing is utilized, and comprises the following steps:

the first step is as follows: searching for the rescued target after acquiring the image or directly searching for the rescued target by considering control;

the second step is as follows: after the flight approaches, the voice shouting is matched;

the third step: judging the water flow direction, and further placing a detachable air cushion part 3 at the upstream of the rescued object;

the fourth step: judging the approaching distance to avoid the unmanned aerial vehicle hurting people;

the fifth step: the built-in inflatable structure 8 is inflated, the air flow is inflated through the multipurpose pipe 2, the air cushion connecting port 5 and the one-way port, and when the detachable air cushion part 3 is inflated enough to fall into the water, the built-in inflatable structure 8 is continuously inflated to ensure that the air pressure is large enough to press the breakable pin; at this time, the detachable air cushion part 3 falls down to save people along with water.

The invention further has the technical scheme that the rescued object can pull the pull rope to bind and pull the detachable air cushion part 3 in flood.

The invention further adopts the technical scheme that the image sources obtained in the first step are from: 1. a satellite; 2. human remote control; 3. automatically identifying the portrait by infrared; the auxiliary manpower judges the position of the rescued object.

The further technical proposal of the invention is that when the built-in inflatable structure 8 is continuously inflated and the detachable air cushion part 3 can not fall down, the multi-purpose tube 2 moves upwards to break the pin.

The present invention has a further technical means that the determination of the water flow direction in the third step is a determination of the flow direction of the water flow from the floating objects in the water flow.

The invention further adopts the technical scheme that the step four of judging the approach distance refers to the judgment of a distance sensor arranged on the unmanned aerial vehicle.

A method for amphibious emergency forced landing by using an air cushion is characterized in that a multifunctional water search and rescue unmanned aerial vehicle is used, and the method comprises the following steps:

the built-in inflatable structure 8 is inflated, the air flow is inflated through the multipurpose pipe 2, the air cushion connecting port 5 and the one-way port, and when the detachable air cushion part 3 is inflated enough to fall into the water, the built-in inflatable structure 8 is continuously inflated to ensure that the air pressure is large enough to press the breakable pin; the detachable air cushion portion 3 now falls;

at the in-process of aerifing, unmanned aerial vehicle takes the detachable air cushion part 3 of bottom to descend in surface of water or ground, or detachable air cushion part 3 descends in surface of water or ground, and unmanned aerial vehicle descends on it, avoids the rigidity striking.

The invention further adopts the technical scheme that in the inflation process, the unmanned aerial vehicle does not need to be inflated after falling safely, and the pin is not broken at the moment.

The invention further adopts the technical scheme that during taking off, the built-in inflating structure 8 sucks air reversely, so that the air cushion of the detachable air cushion part 3 is relatively reduced, and the air area is reduced after taking off.

The invention further adopts the technical scheme that a solar panel is arranged on the unmanned aerial vehicle body.

Compared with the prior art, the invention adopting the technical scheme has the following beneficial effects: the multifunctional detachable air cushion part 3 can be initiatively delivered by using an unmanned aerial vehicle, and can be intelligently delivered to people needing to be rescued, the detachable air cushion part 3 can rescue people, and the detachable air cushion part 3 can serve as a buffer structure and can rescue people in flood.

Drawings

To further illustrate the present invention, further description is provided below with reference to the accompanying drawings:

FIG. 1 is a schematic view of the inventive structure without the cushion being supported;

FIG. 2 is a schematic view of the mechanism air cushion support of the present invention;

FIG. 3 is a schematic diagram of a portion of the unmanned aerial vehicle carrying a removable air cushion;

FIG. 4 is a partial schematic view of FIG. 3 with the telescoping devices removed;

FIG. 5 is a schematic view of the structure in the multipurpose tube;

FIG. 6 is a structural view of a multipurpose tube with an air inlet;

FIG. 7 is a block diagram of the air mattress;

wherein: 1. an unmanned aerial vehicle body; 2. a multipurpose tube; 3. a removable air cushion portion; 4. an edge; 5. an air cushion connector; 6. a telescoping device; 7. a telescopic shaft opening; 8. an inflatable structure is arranged inside; 9. an air inlet; 10. a pin; 11. a one-way port.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The patent provides a plurality of parallel schemes, and different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The fixing means, which is not described herein, may be any one of screw fixing, bolt fixing, or glue bonding.

The first embodiment is as follows: with reference to all of the accompanying drawings; the first group of schemes:

multifunctional water unmanned aerial vehicle for search and rescue, unmanned aerial vehicle contains unmanned aerial vehicle body 1, the unmanned aerial vehicle is characterized in that, a telescopic device 6 is arranged downwards on the bottom wall of the unmanned aerial vehicle body, a multipurpose pipe 2 passes through the bottom wall, the telescopic shaft of the telescopic device 6 is a multipurpose pipe 2, the multipurpose pipe 2 is hollow, a built-in inflating structure 8 is arranged in the hollow multipurpose pipe 2, the pipe wall of the multipurpose pipe 2 contains an air inlet 9, the bottom of the multipurpose pipe 2 is connected with an air cushion connecting port 5 through a pin 10, the pin 10 is a breakable pin, and the air cushion connecting port 5 is a part of a detachable air cushion part 3; when the detachable air cushion part 3 is inflated enough to fall into the water, the built-in inflating structure 8 is inflated continuously to ensure that the air pressure is enough to press the breakable pin.

The invention further has the technical scheme that a one-way port 11 is arranged in the air cushion connecting port 5, and the detachable air cushion part 3 can be inflated through the one-way port 11. The technical scheme of the invention has the following substantial technical effects and the realization process thereof:

a.: a method for searching and rescuing an overwater unmanned aerial vehicle is characterized in that a multifunctional overwater unmanned aerial vehicle for searching and rescuing is utilized, and comprises the following steps:

the first step is as follows: searching for the rescued target after acquiring the image or directly searching for the rescued target by considering control;

the second step is as follows: after the flight approaches, the voice shouting is matched;

the third step: judging the water flow direction, and further placing a detachable air cushion part 3 at the upstream of the rescued object;

the fourth step: judging the approaching distance to avoid the unmanned aerial vehicle hurting people;

the fifth step: the built-in inflatable structure 8 is inflated, the air flow is inflated through the multipurpose pipe 2, the air cushion connecting port 5 and the one-way port, and when the detachable air cushion part 3 is inflated enough to fall into the water, the built-in inflatable structure 8 is continuously inflated to ensure that the air pressure is large enough to press the breakable pin; at this time, the detachable air cushion part 3 falls down to save people along with water.

B. At the in-process of aerifing, unmanned aerial vehicle takes the detachable air cushion part 3 of bottom to descend in surface of water or ground, or detachable air cushion part 3 descends in surface of water or ground, and unmanned aerial vehicle descends on it, avoids the rigidity striking. The creativity can protect the unmanned aerial vehicle; or realize the forced landing on water and avoid directly falling into water.

The multifunctional detachable air cushion part 3 can be initiatively delivered by using an unmanned aerial vehicle, and can be intelligently delivered to people needing to be rescued, the detachable air cushion part 3 can rescue people, and the detachable air cushion part 3 can serve as a buffer structure and can rescue people in flood.

It is important to note that the multi-purpose tube 2 of the present design is of a completely unique design. It is hollow and has an air inlet hole 9 for air circulation; a remote-control lithium battery can be placed for supplying power, and actions can be realized when the power supply is started remotely; this structure can also promote the withdrawal, can not dismantle air cushion portion 3 in the below installation, can regard as ordinary unmanned aerial vehicle to use this moment. At the same time, the pin can be cut off during retraction. The inevitable falling is realized.

Example two: as a further improvement scheme or a parallel scheme or an optional independent scheme, the technical solutions herein have the following substantial technical effects and implementation processes: when the telescopic shaft of the telescopic device 6 is pulled upwards, the breakable pin can be broken and then falls down. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: when the inflation gas does not ensure that the hovercraft will fall off, the detachable air cushion portion 3 can be pressed downward by stretching. Ensuring the stability of falling off.

Example three: as a further development or in a side-by-side or alternatively independent solution, the detachable air cushion part 3 comprises on its outside pull cords which can be used for binding in floodwater. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: the pull rope is easy to be pulled by people, so that people can be rescued.

Example four: as a further development or in a side-by-side or alternatively independent solution, the detachable air cushion portion 3 comprises a circumferential edge 4. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: the edge 4 constitutes a relatively closed structure, preventing people from falling into the water from the middle.

Example five: as a further improved scheme or a parallel scheme or a selectable independent scheme, a camera, an infrared sensor, an intercom system and a positioning system are arranged on the unmanned aerial vehicle body 1; the camera is used for acquiring the influence material; the infrared sensor can be used for acquiring infrared signals of people, and the intercom system can be used for shouting and talkbacking; the positioning system can acquire the position of the unmanned aerial vehicle in the flood.

Example six: as a further development or a side-by-side or alternatively independent solution, the pin 10 penetrates the outer wall of the air cushion connection port 5 and presses into a groove on the multipurpose tube 2, so that relative fixation is achieved. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: the embodiment provides a specific fixing mode and structure, and similar implementation structures are all within the protection scope of the patent.

Example seven: as a further improvement scheme or a parallel scheme or an optional independent scheme, the built-in inflating structure 8 is a positive and negative rotation air pump. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: not only can the air be inflated, but also the air can be pumped.

Example eight: as a further development or a parallel development or alternatively an independent development, the telescopic device 6 is a telescopic cylinder or a telescopic motor. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: similar implementations are within the scope of this patent.

Example nine: as a further development or a parallel solution or an alternative independent solution, the telescopic device 6 and its corresponding detachable air cushion portion 3 comprise more than one group and are arranged in parallel; the unmanned aerial vehicle body is provided with a battery, a life buoy and a food bin. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: a detachable air cushion portion 3 capable of multi-point launching of life saving. The battery is used for emergency communication, and the life-buoy is used for many people to salvage, and food is used for rescuing other people.

The second group of schemes:

example ten: as a further improvement scheme or a parallel scheme or an optional independent scheme, the method for searching and rescuing the water unmanned aerial vehicle is characterized in that the multifunctional water unmanned aerial vehicle for searching and rescuing is utilized, and comprises the following steps:

the first step is as follows: searching for the rescued target after acquiring the image or directly searching for the rescued target by considering control;

the second step is as follows: after the flight approaches, the voice shouting is matched;

the third step: judging the water flow direction, and further placing a detachable air cushion part 3 at the upstream of the rescued object;

the fourth step: judging the approaching distance to avoid the unmanned aerial vehicle hurting people;

the fifth step: the built-in inflatable structure 8 is inflated, the air flow is inflated through the multipurpose pipe 2, the air cushion connecting port 5 and the one-way port, and when the detachable air cushion part 3 is inflated enough to fall into the water, the built-in inflatable structure 8 is continuously inflated to ensure that the air pressure is large enough to press the breakable pin; at this time, the detachable air cushion part 3 falls down to save people along with water.

Example eleven: as a further development or in a side-by-side or alternatively independent solution, the rescued object can pull on the pull string which can be used in floods to bind and pull in the detachable air mattress portion 3.

Example twelve: as a further development or in a side-by-side or alternatively independent solution, the first step of acquiring the image comes from: 1. a satellite; 2. human remote control; 3. automatically identifying the portrait by infrared; the auxiliary manpower judges the position of the rescued object.

Example thirteen: as a further improvement or in a side-by-side or alternative independent solution, the multi-purpose tube 2 is moved upward to pinch off the pin while the internal inflatable structure 8 continues to inflate the removable cushion portion 3 without dropping.

Example fourteen: as a further improvement or in a parallel arrangement or alternatively independently, the determination of the direction of the water flow in the third step is based on the floating matter in the water flow to determine the direction of the water flow. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: and the judgment can also be carried out by adopting a floating ball throwing mode.

Example fifteen: as a further improvement, or a parallel scheme or an alternative independent scheme, the approach distance determination in the fourth step is performed by a distance sensor arranged on the unmanned aerial vehicle. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: avoid unmanned aerial vehicle to hurt people.

Example sixteen: as a further improved scheme or a parallel scheme or an optional independent scheme, the method for amphibious emergency forced landing by utilizing the air cushion is characterized in that the multifunctional water search and rescue unmanned aerial vehicle comprises the following steps:

the built-in inflatable structure 8 is inflated, the air flow is inflated through the multipurpose pipe 2, the air cushion connecting port 5 and the one-way port, and when the detachable air cushion part 3 is inflated enough to fall into the water, the built-in inflatable structure 8 is continuously inflated to ensure that the air pressure is large enough to press the breakable pin; the detachable air cushion portion 3 now falls;

at the in-process of aerifing, unmanned aerial vehicle takes the detachable air cushion part 3 of bottom to descend in surface of water or ground, or detachable air cushion part 3 descends in surface of water or ground, and unmanned aerial vehicle descends on it, avoids the rigidity striking.

Example sixteen: as a further improvement scheme or a parallel scheme or an optional independent scheme, the unmanned aerial vehicle does not inflate after falling safely in the inflation process, and the pin is not broken at the moment.

Example seventeen: as a further improved scheme or a parallel scheme or an optional independent scheme, the built-in inflating structure 8 sucks air reversely during taking off, so that the air cushion of the detachable air cushion part 3 is relatively reduced, and the air area is reduced after taking off.

Example eighteen: as a further development, or a parallel solution or an optional independent solution, a solar panel is arranged on the unmanned aerial vehicle body. The technical solution of the present invention has the following substantial technical effects and the implementation procedures thereof, and further preferably: emergency power can be provided.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and the invention is to be limited to the embodiments described above.

12页详细技术资料下载
上一篇:一种医用注射器针头装配设备
下一篇:一种海上应急充气式救生筏

网友询问留言

已有0条留言

还没有人留言评论。精彩留言会获得点赞!

精彩留言,会给你点赞!