CN112278272A

CN112278272A - Fixed wing unmanned aerial vehicle capable of taking off and landing on water

Info

Publication number: CN112278272A
Application number: CN202011233619.9A
Authority: CN
Inventors: 龚弟云; 黄夏; 刘晓峰
Original assignee: Hunan Haotianyi Aviation Technology Co ltd
Current assignee: Hunan Haotianyi Aviation Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-01-29

Abstract

The invention discloses a fixed-wing unmanned aerial vehicle capable of taking off and landing on water, and particularly relates to the field of unmanned aerial vehicles. According to the invention, the two high-level engines are arranged, so that the effect of easy takeoff is achieved, and the problem that once the unmanned aerial vehicle takes off in a high-resistance water area, the unmanned aerial vehicle cannot take off is avoided because the device adopts a single engine for power support.

Description

Fixed wing unmanned aerial vehicle capable of taking off and landing on water

Technical Field

The invention relates to the technical field of unmanned aerial vehicles, in particular to a fixed wing unmanned aerial vehicle capable of taking off and landing on water.

Background

The fixed wing micro unmanned aerial vehicle is in a disc shape, the wingspan of the fixed wing micro unmanned aerial vehicle is 15 cm, the weight of the fixed wing micro unmanned aerial vehicle is 56.7 g, the voyage is 3 km, the flying speed is 69 km/h, and the outdoor endurance time is 20 minutes;

the unmanned aerial vehicle can fully utilize the advantages of high speed, wide detection coverage, strong timeliness and rapid response of the aircraft, carry out marine environment monitoring in a specified offshore range, improve the marine monitoring efficiency, effectively establish a land-sea-air three-dimensional monitoring system, meet the requirement of real-time and rapid acquisition of accident sea area images, realize the aims of three-dimensional monitoring, rapid response, law enforcement standardization and information management, and can be used for oil spill monitoring, night cruising, safe inspection of a channel, personnel search and rescue, law enforcement and evidence collection and the like; the main function of the aircraft platform is to carry a task load to the upper air of a target area for exploration or monitoring, so that the sea information of an accident sea area can be quickly and efficiently acquired, and the important area can be subjected to omnibearing and multi-angle key monitoring, thereby playing an important role in commanding and decision making; the aircraft platform has the functions of strong maneuverability, simple operation, flexibility, safety, ultra-low altitude flight, real-time observation and the like, can adapt to water surface lifting, has the flight capability under certain offshore complex meteorological conditions, and can realize the functions of autonomous flight, emergency return flight, fixed-point hovering and the like;

the existing unmanned aerial vehicle generally uses undercarriage recovery and net hauling recovery, and if the unmanned aerial vehicle encounters an accident condition when executing an offshore task and cannot find a proper landing environment, the unmanned aerial vehicle can crash after the energy of the unmanned aerial vehicle is exhausted.

However, in practical use, there still exist some disadvantages, such as:

(1) the fixed wing unmanned aerial vehicle that can take off and land on water now has the problem that is difficult for taking off, and the fixed wing unmanned aerial vehicle that can take off and land on water now is in work, because the device adopts single engine to carry out power support, so in case unmanned aerial vehicle takes off in the waters of high resistance, will lead to unmanned aerial vehicle to unable take off, and then reduces the work efficiency of device, but also is unfavorable for the development.

(2) The utility model discloses a fixed wing unmanned aerial vehicle, including unmanned aerial vehicle body, the fixed wing unmanned aerial vehicle body is fixed on the surface of water, current fixed wing unmanned aerial vehicle that can take off and land on water still has the inconvenient problem of dismantling of flotation pontoon, current fixed wing unmanned aerial vehicle that can take off and land on water is at work, stability for the reinforcing device, so both sides in the unmanned aerial vehicle bottom are provided with the flotation pontoon, because the flotation pontoon passes through the bolt fastening on the unmanned aerial vehicle body, because unmanned aerial vehicle is on the surface of water again, so in case fixing bolt receives the influence of liquid, will lead to fixing bolt surface to take place the corrosion, and then.

(3) The fixed wing unmanned aerial vehicle that can take off and land on water now still has the fragile problem of screw, the fixed wing unmanned aerial vehicle that can take off and land on water now is in work, because the screw exposes outside work, and unmanned aerial vehicle operational environment is complicated changeable also, so in case meet hail weather, will lead to the damage of screw, and then lead to the increase of cost, and the damage of screw still can lead to unmanned aerial vehicle crash, be unfavorable for the development.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the invention provides a fixed-wing unmanned aerial vehicle capable of taking off and landing on water, and the two high-level engines are arranged, so that the effect of easy taking off is achieved, and the problem that once the unmanned aerial vehicle takes off in a high-resistance water area, the unmanned aerial vehicle cannot take off is solved.

In order to achieve the purpose, the invention provides the following technical scheme: a fixed wing unmanned aerial vehicle capable of taking off and landing on water comprises an unmanned aerial vehicle body, wherein a streamline fixed plate is detachably mounted at the top end of the unmanned aerial vehicle body, a mounting shell is detachably mounted on one side of the streamline fixed plate, a mounting frame is detachably mounted on one side of the top end of the unmanned aerial vehicle body, a protective cover is detachably mounted on the surface of the mounting frame, a high engine is detachably mounted in the mounting shell, a rotating shaft is detachably mounted on one side of the high engine, a bearing is detachably mounted on the high engine through the rotating shaft, a propeller is detachably mounted on the surface of the rotating shaft, an anti-falling block is detachably mounted on the left side of the rotating shaft, a limiting rod is detachably mounted on one side of the bottom end of the mounting shell, a stabilizing block is fixedly mounted on the left side of the, the mounting groove has been seted up to the inside of installation piece, coupling groove has been seted up to the inside one side of mounting groove, coupling groove's inside joint has the connecting plate, one side fixed mounting of connecting plate has the limiting plate, one side fixed mounting of limiting plate has the telescopic link, reset spring has been cup jointed to the fixed surface of telescopic link.

In a preferred embodiment, a mounting plate is fixedly mounted on one side of the return spring, and a connecting rod is fixedly mounted on the surface of the mounting plate.

In a preferred embodiment, a fixed housing is fixedly installed at one side of the connecting rod, and two buoys are fixedly installed inside the fixed housing.

In a preferred embodiment, the surface demountable installation of unmanned aerial vehicle body bottom has the under deck, the surface bonding of under deck has waterproof coating, and waterproof coating's concrete composition is synthetic polymer waterproof coating.

In a preferred embodiment, one side of the unmanned aerial vehicle body is detachably provided with a fixed wing body, and the number of the fixed wing bodies is two.

In a preferred embodiment, the right side of the unmanned aerial vehicle body is detachably provided with a folding tail wing, the folding tail wing is trapezoidal in shape, and the surface area of the folding tail wing is smaller than that of the fixed wing body.

In a preferred embodiment, one side of the inside of the protection casing is detachably provided with a dust screen, the bottom end of the dust screen is fixedly provided with a stabilizing plate, the surface of the stabilizing plate is detachably provided with two fixing bolts, and the number of the fixing bolts is two.

In a preferred embodiment, the number of the telescopic rods is two, and the two telescopic rods are respectively positioned on the left side of the mounting plate and the right side of the mounting plate.

In a preferred embodiment, the protective cover is made of a stainless steel component, the protective cover is cylindrical, the number of the protective covers is two, and the diameter of the inner part of the protective cover is larger than that of the dust screen.

The invention has the technical effects and advantages that:

1. according to the invention, the two high-level engines are arranged, so that the effect of easy takeoff is achieved, and the problem that once the unmanned aerial vehicle takes off in a high-resistance water area, the unmanned aerial vehicle cannot take off is avoided because the device adopts a single engine for power support;

2. the mounting block, the connecting plate, the limiting plate, the connecting groove, the telescopic rod and the reset spring are matched with each other, so that the effect that the buoy is convenient to dismount is achieved, and the problems that once the fixing bolt is affected by liquid, the surface of the fixing bolt is corroded, the connection between fixing components becomes firm and the fixing components are inconvenient to dismount are solved;

3. according to the invention, the protective cover and the mounting frame are matched with each other, so that the effect that the propeller is not easy to damage is achieved, and the problem that the propeller is damaged once the propeller meets hail weather because the propeller is exposed outside to work and the working environment of the unmanned aerial vehicle is complex and changeable is avoided.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a side view of the overall structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the mounting housing portion of the present invention.

Fig. 4 is a schematic front view of the protective cover of the present invention.

Fig. 5 is a schematic perspective view of the mounting block of the present invention.

Fig. 6 is a schematic view of the inner structure of the mounting block of the present invention.

FIG. 7 is an enlarged view of the structure at A of FIG. 6 according to the present invention.

Fig. 8 is a schematic perspective view of the protective cover of the present invention.

The reference signs are: 1. an unmanned aerial vehicle body; 2. a streamline fixing plate; 3. installing a shell; 4. a mounting frame; 5. a protective cover; 6. a high engine; 7. a rotating shaft; 8. a bearing; 9. a propeller; 10. an anti-falling block; 11. a limiting rod; 12. a stabilizing block; 13. mounting blocks; 14. mounting grooves; 15. a connecting groove; 16. a connecting plate; 17. a limiting plate; 18. a telescopic rod; 19. a return spring; 20. mounting a plate; 21. a connecting rod; 22. a stationary housing; 23. a float bowl; 24. a bottom compartment; 25. a fixed wing body; 26. folding the empennage; 27. a dust screen; 28. a stabilizing plate; 29. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in the attached drawings 1-8, the fixed-wing unmanned aerial vehicle capable of taking off and landing on water comprises an unmanned aerial vehicle body 1, wherein a streamline fixing plate 2 is detachably mounted at the top end of the unmanned aerial vehicle body 1, a mounting shell 3 is detachably mounted at one side of the streamline fixing plate 2, a mounting frame 4 is detachably mounted at one side of the top end of the unmanned aerial vehicle body 1, a protective cover 5 is detachably mounted on the surface of the mounting frame 4, a high engine 6 is detachably mounted in the mounting shell 3, a rotating shaft 7 is detachably mounted at one side of the high engine 6, a bearing 8 is detachably mounted on the high engine 6 through the rotating shaft 7, a propeller 9 is detachably mounted on the surface of the rotating shaft 7, an anti-falling block 10 is detachably mounted at the left side of the rotating shaft 7, a limiting rod 11 is detachably mounted, an installation block 13 is fixedly installed on one side of the bottom end of the unmanned aerial vehicle body 1, an installation groove 14 is formed in the installation block 13, a connection groove 15 is formed in one side of the interior of the installation groove 14, a connection plate 16 is clamped in the connection groove 15, a limiting plate 17 is fixedly installed on one side of the connection plate 16, a telescopic rod 18 is fixedly installed on one side of the limiting plate 17, a reset spring 19 is fixedly sleeved on the surface of the telescopic rod 18, an installation plate 20 is fixedly installed on one side of the reset spring 19, a connection rod 21 is fixedly installed on the surface of the installation plate 20, a fixed shell 22 is fixedly installed on one side of the connection rod 21, buoys 23 are fixedly installed in the fixed shell 22, the number of the buoys 23 is two, a bottom cabin 24 is detachably installed on the surface of the bottom end of, one side demountable installation of unmanned aerial vehicle body 1 has fixed wing body 25, the quantity of fixed wing body 25 is two, the right side demountable installation of unmanned aerial vehicle body 1 has folding fin 26, folding fin 26's shape is trapezoidal, folding fin 26's surface area is less than the surface area of fixed wing body 25, one side demountable installation inside protection casing 5 has dust screen 27, the bottom fixed mounting of dust screen 27 has stabilizer plate 28, stabilizer plate 28's surface demountable installation has fixing bolt 29, fixing bolt 29's quantity is two, the quantity of telescopic link 18 is two, two telescopic links 18 are located the left side of mounting panel 20 and the right side of mounting panel 20 respectively, the material of protection casing 5 is the stainless steel component, the shape of protection casing 5 is cylindricly, the quantity of protection casing 5 is two, the inside diameter of protection casing 5 is greater than the diameter of dust screen 27.

The implementation mode is specifically as follows: by arranging the two high-level engines 6, the effect of easy takeoff is achieved, and the practicability of the device is enhanced;

the installation block 13, the connecting plate 16, the limiting plate 17, the connecting groove 15, the telescopic rod 18 and the reset spring 19 are matched with each other, so that the effect that the buoy 23 is convenient to disassemble is achieved, and the practical value of the device is enhanced;

through setting up mutually supporting between protection casing 5 and the mounting bracket 4 to reached the not fragile effect of screw 9, thereby reduced the loss.

Referring to specification attached figure 1 specifically, one side demountable installation of unmanned aerial vehicle body 1 has stationary vane body 25, and the quantity of stationary vane body 25 is two.

The implementation mode is specifically as follows: through setting up fixed wing body 25 be in order to make unmanned aerial vehicle body 1 when the surface of water slides, when the fuselage sways about the unrestrained, the wing is difficult for entering the surface of water, and is safer.

Referring to the attached drawing 2 of the specification specifically, one side of the connecting rod 21 is fixedly provided with a fixed casing 22, the inside of the fixed casing 22 is fixedly provided with two buoys 23, and the number of the buoys 23 is two.

The implementation mode is specifically as follows: the floating barrels 23 are arranged to increase buoyancy of the unmanned aerial vehicle body 1 in water and reduce draft of the unmanned aerial vehicle body 1; meanwhile, the two buoys 23 are separated from each other left and right in the water, and the buoyancy thereof can provide a stable moment in the rolling direction to offset the problem of instability of the device caused by the upward movement of the center of gravity of the machine body due to the vibration of the high-mounted engine 6.

Referring specifically to fig. 7 of the specification, the number of the telescopic rods 18 is two, and the two telescopic rods 18 are respectively located on the left side of the mounting plate 20 and the right side of the mounting plate 20.

The implementation mode is specifically as follows: the telescopic rod 18 is arranged to be beneficial to the stability of the return spring 19, so that the problem that the return spring 19 deviates left and right when working is prevented, and the working efficiency of the device is improved.

Referring to fig. 8 of the specification, the protection cover 5 is made of a stainless steel member, the protection cover 5 is cylindrical, the number of the protection covers 5 is two, and the diameter of the inside of the protection cover 5 is larger than that of the dust screen 27.

The implementation mode is specifically as follows: the diameter of the inner part of the protective cover 5 is larger than that of the dustproof net 27, so that the installation of the dustproof net 27 is facilitated, and the normal operation of the device is ensured.

Wherein, the overhead engine 6 is a nine hawk brand model 8520 and is electrically connected with an internal power supply through a plug.

The working principle is as follows:

the first step is as follows: the operator first assembles the various components of the device normally and then starts the device normally.

The second step is that: firstly when the unmanned aerial vehicle body 1 works, in order to ensure that the unmanned aerial vehicle body 1 is taking off, the unmanned aerial vehicle body 1 is not influenced by high resistance, so the high-level engines 6 are arranged on two sides of the unmanned aerial vehicle body 1, the unmanned aerial vehicle body 1 is taking off, enough power is provided, so that the unmanned aerial vehicle body 1 is convenient to take off, then when the high-level engines 6 are started, the high-level engines 6 can drive the propellers 9 to rotate, so that the forward power is generated, in order to avoid the problem that the unmanned aerial vehicle body 1 is flying, meets hail weather, the propellers 9 can be damaged by hail, so the protective cover 5 is arranged around the propellers 9, because the protective cover 5 is made of stainless steel components, when the hail falls on the surface of the protective cover 5, the quality of the propellers 9 can not be damaged, further the loss is reduced, secondly, when the unmanned aerial vehicle, need maintain flotation pontoon 23, only need compress the limiting plate 17 of mounting panel 20 both sides through current device this moment, then limiting plate 17 compression telescopic link 18 and reset spring 19, thereby change the position of connecting plate 16, make connecting plate 16 take out from connecting groove 15 is inside, because connecting plate 16 is the joint inside connecting groove 15, so can directly take out, and then dismantle flotation pontoon 23, also need not receive environmental factor's influence simultaneously, inconvenient flotation pontoon 23's dismantlement.

The third step: firstly, an operator normally closes the device, then the operator checks whether the fixity among all components of the device is normal, and then parts with serious aging and abrasion in the device are replaced and maintained.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a but fixed wing unmanned aerial vehicle of take-off and land on water, includes unmanned aerial vehicle body (1), the top demountable installation of unmanned aerial vehicle body (1) has streamlined fixed plate (2), its characterized in that: one side of the streamlined fixed plate (2) is detachably mounted with an installation shell (3), one side of the top end of the unmanned aerial vehicle body (1) is detachably mounted with a mounting rack (4), the surface of the mounting rack (4) is detachably mounted with a protective cover (5), the inside of the installation shell (3) is detachably mounted with a high-level engine (6), one side of the high-level engine (6) is detachably mounted with a rotating shaft (7), the high-level engine (6) is detachably mounted with a bearing (8) through the rotating shaft (7), the surface of the rotating shaft (7) is detachably mounted with a propeller (9), the left side of the rotating shaft (7) is detachably mounted with an anti-falling block (10), one side of the bottom end of the installation shell (3) is detachably mounted with a limiting rod (11), the left side of the bottom end of the installation shell (, one side fixed mounting of unmanned aerial vehicle body (1) bottom has installation piece (13), mounting groove (14) have been seted up to the inside of installation piece (13), coupling groove (15) have been seted up to the inside one side of mounting groove (14), the inside joint of coupling groove (15) has connecting plate (16), one side fixed mounting of connecting plate (16) has limiting plate (17), one side fixed mounting of limiting plate (17) has telescopic link (18), reset spring (19) have been cup jointed to the fixed surface of telescopic link (18).

2. The fixed-wing drone capable of takeoff and landing on water according to claim 1, wherein: one side fixed mounting of reset spring (19) has mounting panel (20), the fixed surface of mounting panel (20) installs connecting rod (21).

3. The fixed-wing drone capable of takeoff and landing on water according to claim 2, wherein: one side fixed mounting of connecting rod (21) has fixed casing (22), the inside fixed mounting of fixed casing (22) has flotation pontoon (23), the quantity of flotation pontoon (23) is two.

4. The fixed-wing drone capable of takeoff and landing on water according to claim 1, wherein: the surface demountable installation of unmanned aerial vehicle body (1) bottom has under deck (24), the surface bonding of under deck (24) has waterproof coating, and waterproof coating's specific component is the waterproof coating of synthetic polymer.

5. The fixed-wing drone capable of takeoff and landing on water according to claim 1, wherein: one side demountable installation of unmanned aerial vehicle body (1) has stationary vane body (25), the quantity of stationary vane body (25) is two.

6. The fixed-wing drone capable of takeoff and landing on water according to claim 1, wherein: the right side demountable installation of unmanned aerial vehicle body (1) has folding fin (26), the shape of folding fin (26) is trapezoidal, the surface area of folding fin (26) is less than the surface area of stationary vane body (25).

7. The fixed-wing drone capable of takeoff and landing on water according to claim 1, wherein: one side demountable installation of protection casing (5) inside has dust screen (27), the bottom fixed mounting of dust screen (27) has steadying plate (28), the surface demountable installation of steadying plate (28) has fixing bolt (29), the quantity of fixing bolt (29) is two.

8. The fixed-wing drone capable of takeoff and landing on water according to claim 1, wherein: the number of telescopic link (18) is two, two telescopic link (18) are located the left side of mounting panel (20) and the right side of mounting panel (20) respectively.

9. The fixed-wing drone capable of takeoff and landing on water according to claim 1, wherein: the material of protection casing (5) is stainless steel component, the shape of protection casing (5) is cylindricly, the quantity of protection casing (5) is two, the inside diameter of protection casing (5) is greater than the diameter of dust screen (27).