CN110371283B - Intelligent flexible inflatable wing unmanned aerial vehicle structure - Google Patents
Intelligent flexible inflatable wing unmanned aerial vehicle structure Download PDFInfo
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- CN110371283B CN110371283B CN201910608257.8A CN201910608257A CN110371283B CN 110371283 B CN110371283 B CN 110371283B CN 201910608257 A CN201910608257 A CN 201910608257A CN 110371283 B CN110371283 B CN 110371283B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/0009—Aerodynamic aspects
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/30—Wings comprising inflatable structural components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/38—Adjustment of complete wings or parts thereof
- B64C3/56—Folding or collapsing to reduce overall dimensions of aircraft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C2001/0054—Fuselage structures substantially made from particular materials
- B64C2001/0063—Fuselage structures substantially made from particular materials from wood
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Abstract
The invention provides an intelligent flexible inflatable wing unmanned aerial vehicle structure which comprises intelligent flexible inflatable wings, propellers, a machine body, an undercarriage, a protective cover, an empennage, a high-pressure gas cylinder, weapons of a missile, other general parts (9) and the like; the flexible inflatable wing can be quickly unfolded under the high-pressure inflation condition, greatly makes up the defects of the fixed-wing unmanned aerial vehicle under the condition of meeting the use performance requirements of the unmanned aerial vehicle, and better exerts the performance of the intelligent unmanned aerial vehicle; the unmanned aerial vehicle is beneficial to realizing miniaturization, is convenient to store, carry and transport, and can realize various functional advantages of rapid reconnaissance, observation, emergency communication, disaster monitoring, rescue, information collection, rapid response striking of enemy targets and the like of the unmanned aerial vehicle on target areas.
Description
Technical Field
The invention relates to the technical field of flexible inflatable aircrafts, in particular to an intelligent flexible inflatable wing unmanned aerial vehicle structure. Flexible inflatable unmanned aerial vehicle structure is simple relatively, and fold condition is small, is convenient for storage, transportation, easy to maintain. The wing of flexible inflation expansion formula makes unmanned aerial vehicle can realize that the individual soldier carries and small-size on-vehicle transportation, provides more for intelligent unmanned aerial vehicle's application scene probably more.
Background
The rapid development of unmanned aerial vehicle in the world today, to the influence of a national army can't ignore, to unmanned aerial vehicle more will satisfy the requirement of accurate combat, reach the effect of disguised combat. Traditional fixed wing unmanned aerial vehicle wing is heavy, and is bulky, and the structure is complicated, and loading, transportation require highly, and concealment performance is poor, and the flexibility is poor, and energy reserve is low, and the energy consumption is big, and the flight radius is little, and the time of cruising is short, and is inefficient, and the reliability is poor. In the modern war, in the face of the ever-changing and various battlefield environments, the unmanned aerial vehicle has poor adaptability, and particularly has very limited performance in special operation environments such as jungle operation, canyon operation and other special areas. The flexible inflatable wing unmanned aerial vehicle of intelligence not only can the general unmanned aerial vehicle's of effectual performance the strong point, can compensate above-mentioned shortcoming of traditional fixed wing unmanned aerial vehicle moreover, and better performance battlefield initiative reaches the combat effect. Flexible inflatable wing unmanned aerial vehicle of intelligence is light and handy, and is collapsible, and is small, light in weight, simple structure, loading and transportation requirement is lower, and the disguising performance is high, and the flexibility is strong, and energy reserve is high, and the energy consumption is low, and the flight radius is big, and the time of cruising is long, and is efficient, the flexible, low cost, the precision is higher, and the adaptability is stronger, is applicable to and replaces traditional fixed wing unmanned aerial vehicle. The intelligent flexible inflatable wing unmanned aerial vehicle can be widely applied to various fields of special operation environments, special operation individual soldier assembly, future military battle reconnaissance, accurate striking, hidden striking, frontier anti-terrorism 25121, disorder and the like, can also be applied to rapid monitoring of sudden disasters such as forest fires, earthquakes, floods and the like in the special environments, and has wide military and civil dual-purpose values and application prospects.
When the intelligent flexible inflatable wing unmanned aerial vehicle is in a non-flying state (such as an individual soldier carrying state), the intelligent flexible inflatable wing is in a folding compression state without being inflated inside a machine body, the upper wing surface skin and the lower wing surface skin on the left side and the right side of the flexible inflatable wing are integrally folded and compressed inside in a Z-shaped manner, so that the overall size and the structural size of the unmanned aerial vehicle are reduced, meanwhile, a protective cover is arranged outside to ensure that the wing is normally used, and at the moment, the wing does not provide lift force; when the unmanned aerial vehicle needs to be converted into a flying state, the wing inflation valve is opened, a high-pressure air cylinder device installed inside the unmanned aerial vehicle rapidly generates high-pressure air flow, so that the protective cover is opened, the interior of the wing is rapidly inflated and expanded to further pop out the body, the flexible inflatable wing is unfolded, the flexible wing keeps a pneumatic appearance under the action of the internal inflation pressure, pressure is supplemented inside the body at any time to maintain the pneumatic appearance of the wing, the pneumatic lift force can be provided for the unmanned aerial vehicle after the inflatable wing is formed, and the unmanned aerial vehicle with the flexible inflatable wing can continue to; after the aircraft is in a flying state, in order to better adapt to a combat environment and achieve a combat effect, the flying direction is controlled by a propeller, a tail rudder and the like on the front side of the aircraft body; when the unmanned aerial vehicle accurately strikes a target after receiving a command, the intelligent flexible inflatable wing unmanned aerial vehicle accelerates to fly, missiles and other weapons with stronger aggressivity, which are carried below the body, play a role, and the missiles are thrown to accurately strike; can open the undercarriage when flexible inflatable wing unmanned aerial vehicle of intelligence retrieves in order to protect the safety and stability of organism. The intelligent flexible inflatable wing unmanned aerial vehicle can change the internal inflation pressure at any time according to battlefield environment and combat needs or civil needs, realizes the intelligent change of pneumatic appearance, greatly improves the flexible maneuverability and disguise of the unmanned aerial vehicle, carries the stronger weapon of aggressivity to enhance the accurate attack power, greatly improves the survivability of the unmanned aerial vehicle in the complex battlefield and the performances of communication, reconnaissance, survey, accurate attack and the like on a target area.
Disclosure of Invention
The invention aims to overcome the existing technical defects of the traditional fixed wing unmanned aerial vehicle, exert the advantages of the traditional fixed wing unmanned aerial vehicle, provide the flexible inflatable wing unmanned aerial vehicle which is intelligent, light, foldable, small in size, light in weight, simple in structure, low in loading and transportation requirements, high in concealment performance, strong in flexibility, high in energy storage, low in energy consumption, large in flying radius, long in cruising time, high in efficiency, deformable, low in cost, high in precision and strong in adaptability, fully exert the advantages of the unmanned aerial vehicle, and maximally finish battlefield purposes and civil purposes.
The technical scheme of the invention is as follows: the utility model provides a flexible inflatable wing unmanned aerial vehicle structure of intelligence which characterized in that: it includes: the airplane wing comprises intelligent flexible inflatable wings (1), internal braces (11), flexible film wing surfaces (12), propellers (2), a machine body (3), landing gears (4), supporting rods (41), pulleys (42), a protective cover (5), tail wings (6), horizontal tail wings (61), vertical tail wings (62), tail wing control surfaces (63), high-pressure gas storage bottles (7), gas pressure valves (71), gas pipes (72), weapons (8) such as missiles and the like, other general components (9), a power supply (91), a flight control panel (92), a motor (93), cables (94) and a transmitter (95);
the relationship (positional relationship, connection relationship) between the components is: the intelligent flexible inflatable wing (1) is stored in the machine body (3) when not inflated and folded, is stretched and formed by an internal brace (11) and a flexible film wing surface (12) when inflated and unfolded, and is hung on two sides of the machine body (3) in a cantilever beam mode; the propeller (2) is arranged at the foremost end of the machine body (3), and a propeller shaft of the propeller (2) is connected with the motor (93) and is connected with the power supply (91) and the flight control panel (92) through a cable (94); the landing gear (4) is located at the bottom of an unmanned aerial vehicle body (3), the landing gear (4) is folded and contracted inside the unmanned aerial vehicle body (3) in the flying process, the landing gear (4) can be rotated and unfolded during take-off and landing, the landing gear (4) is symmetrically distributed along the axis direction of the unmanned aerial vehicle body (3), and a support rod (41) and a pulley (42) of the landing gear (4) bear all loads of the unmanned aerial vehicle; the protective cover (5) is positioned at the upper part of the machine body (3), the rear edge of the protective cover (5) is connected with the empennage (6) and maintains the integral aerodynamic shape together with the machine body (3); the tail wing (6) is arranged at the tail part of the intelligent flexible inflatable wing unmanned aerial vehicle, the horizontal tail wing (61) is arranged in the horizontal direction, the vertical tail wing (62) is arranged in the vertical direction, and the tail wing control surface (63) is positioned at the rear edge of the tail wing (6) and can swing within a certain range; weapons (8) such as a high-pressure gas bomb (7) and a guided missile are positioned inside the machine body (3), the body of the high-pressure gas bomb (7) is connected with the machine body (3), and the mouth of the high-pressure gas bomb is connected with the intelligent flexible inflatable wing (1) through a pneumatic valve (71) and an air pipe (72); weapons (8) such as missiles and the like are fixed at the position right below the gravity center of the machine body (3) and are connected with the flight control panel (92) through the launcher (95); other universal components (9) are positioned inside the machine body (3) and are all fixed on the machine body (3);
the intelligent flexible inflatable wing (1) is structurally (i.e. in shape and structure): the low-speed wing type flexible film wing has the span length of 1.2m and the chord length of 150mm, is formed by welding viscose glue on an internal brace (11) and a flexible film wing surface (12), forms a wing shape under the action of inflation air pressure, and has a lift-drag ratio wing section shape to provide larger lift force; the intelligent flexible inflatable wing (1) is arranged in the middle of the unmanned aerial vehicle structure body (3) of the intelligent flexible inflatable wing and is connected with the unmanned aerial vehicle structure body (3) in a cantilever beam mode; when the intelligent flexible inflatable wing (1) is stored, carried or transported, the intelligent flexible inflatable wing (1) is folded and contracted in a Z shape inside the machine body (3), when a flight task is to be executed, a gas pressure valve (71) of a high-pressure gas storage bottle (7) is opened to fill helium gas into the intelligent flexible inflatable wing (1) and the intelligent flexible inflatable wing (1) is formed after expansion and expansion;
the structure (namely the shape structure) of the propeller (2) is as follows: the intelligent flexible inflatable wing unmanned aerial vehicle is composed of two rectangular wing surfaces with certain opposite deflection angles and radians, the size of the size is determined by the thrust required by design, and for the existing product parts in the market, the propeller (2) is installed at the foremost end of the intelligent flexible inflatable wing unmanned aerial vehicle and is connected with the motor (93), the propeller (2) is driven to rotate through the high-speed rotation of the motor (93), and the advancing power is provided for the intelligent flexible inflatable wing unmanned aerial vehicle to fly;
the structure (i.e. shape structure) of the machine body (3) is as follows: the unmanned aerial vehicle is in a streamline structure similar to a cuboid, is made of a light wood material with low material density, has a body length of 1.2-1.8 m, has a body section shape determined by the size of other loaded general components (9), and has an external shape needing to be kept in a streamline shape so as to reduce the flying resistance of the intelligent flexible inflatable wing unmanned aerial vehicle; openings are formed in the front end, two sides and the lower portion of the machine body (3) to provide action opening spaces for installing propellers (2), expanding intelligent flexible inflatable wings (1), launching weapons (8) such as missiles and the like and retracting landing gears (4), and the rest parts are in streamline shell-shaped structures;
the landing gear (4) is structurally (i.e. shaped) such that: the intelligent flexible inflatable wing unmanned aerial vehicle is a typical supporting rod pulley type undercarriage which is a mature product, is arranged on the lower side of an unmanned aerial vehicle body (3) of an intelligent flexible inflatable wing, and has the bearing capacity of 3 kg-6 kg and the self weight of less than 500 g; when a task needs to be executed, the landing gear (4) rotates to be opened to accelerate to take off on the runway in the taking-off and landing stage; after taking off, the landing gear (4) is automatically closed according to an execution program and is contracted in the machine body (3); when the task is executed, the unmanned aerial vehicle lands to a certain height, and then the undercarriage (4) is automatically unfolded to realize safe and stable landing and recovery of the unmanned aerial vehicle on the runway;
the protective cover (5) has a structure (i.e., a shape structure) of: for the 3D printing integrally-formed plastic shell, a clamping groove is designed at the edge of the protective cover (5) and can be simply connected with the unmanned aerial vehicle body (3) so as to protect other general components (9), a power supply (91), a flight control panel (92), a motor (93), a cable (94) and a transmitter (95) in the unmanned aerial vehicle, and simultaneously maintain the pneumatic appearance of the upper part of the unmanned aerial vehicle body;
the structure (i.e. shape structure) of the tail fin (6) is: the unmanned aerial vehicle flight control system is composed of a horizontal tail wing (61), a vertical tail wing (62) and a tail wing control surface (63), wherein the structural shapes of the horizontal tail wing (61) and the vertical tail wing (62) are blade configurations of symmetrical wing profiles, the thickness dimension of the wing profiles is determined according to the size of control moment required to be adjusted by the unmanned aerial vehicle, and the tail wing control surface (63) capable of deflecting is arranged on the rear edges of the horizontal tail wing (61) and the vertical tail wing (62) so as to provide stable and control power for the intelligent flexible inflatable unmanned aerial vehicle to fly;
the high-pressure gas storage cylinder (7) has the following structure (namely shape structure): the gas storage cylinder is of a cylindrical structure, the diameter is 85mm, the length is 100-150mm, the wall surface of the high-pressure gas storage cylinder (7) is of a thin-wall structure, and the interior of the high-pressure gas storage cylinder is filled with high-pressure helium. The mouth of the high-pressure gas storage bottle (7) is connected with a pneumatic valve (71) and a gas pipe (72), the pneumatic valve (71) and the gas pipe (72) are all universal mature components, and the pressure-resistant parameter is more than 2 MPa; after the air pressure valve (71) is opened, the high-pressure helium inside the intelligent flexible inflatable wing (1) is inflated under the action of pressure to expand and unfold the intelligent flexible inflatable wing for molding;
the structure (namely the shape structure) of the weapon (8) such as the missile is as follows: the weapon damage equivalent is determined according to a design value for small universal missiles, rockets and other weapons, and the missiles and other weapons (8) are connected with the machine body (3), the power supply (91), the flight control panel (92), the cable (94) and the launcher (95); when a task needs to be executed, weapons (8) such as a missile can be projected according to the control instruction of the flight control panel (92);
the other universal components (9) are composed of a power supply (91), a flight control board (92), a motor (93), a cable (94) and a transmitter (95), and are all universal components in the existing market, wherein the electric energy capacity of the power supply (91) can meet the time requirement that the intelligent flexible inflatable wing unmanned aerial vehicle flies for more than 15 minutes, the width of the flight control board (92) is less than 150mm, the receiving and sending of ground remote control signals and the control requirement of an empennage control surface (63), the motor (93) and the transmitter (95) can be met, the function of the motor (93) can meet the requirement that the propeller (2) generates required thrust, the cable (94) selects a special light low-energy-consumption cable, the requirements of communication and electric energy transmission can be met, the transmitter (95) meets the requirement of receiving the flight control board (92), and weapons (8) such as missiles can.
The invention has the advantages that:
(1) the invention provides an intelligent flexible inflatable wing unmanned aerial vehicle structure, which is an unmanned aerial vehicle with flexible inflatable wings, wherein the flexible inflatable wings are intelligent, light, foldable, small in size, light in weight, simple in structure, low in energy consumption, long in cruising time, higher in quick maneuverability and anti-interference characteristics and higher in adaptability, so that the advantages of individual combat and jungle combat of the unmanned aerial vehicle are fully exerted, and the battlefield purpose and the civil purpose are fulfilled to the maximum extent.
(2) According to the intelligent flexible inflatable wing unmanned aerial vehicle structure provided by the invention, the flexible inflatable wings can be rapidly unfolded under a high-pressure inflation condition, so that the defects of a fixed wing unmanned aerial vehicle are greatly overcome under the condition that the use performance requirements of the unmanned aerial vehicle are met, and the performance of the intelligent unmanned aerial vehicle is better exerted.
(3) The intelligent flexible inflatable wing unmanned aerial vehicle structure capable of being inflated at high pressure and rapidly unfolded, provided by the invention, is beneficial to realizing miniaturization, convenient storage, carrying and transportation of the unmanned aerial vehicle, and can realize a plurality of functional advantages of rapid reconnaissance, observation, emergency communication, disaster monitoring, rescue, information collection, rapid response and striking of enemy targets and the like of the unmanned aerial vehicle on target areas.
Drawings
Fig. 1 is a schematic perspective view of an intelligent flexible inflatable wing unmanned aerial vehicle in a wing unfolding state.
Fig. 2 is a top view of an intelligent flexible inflatable wing unmanned aerial vehicle according to the invention.
Fig. 3 is another angular top view of the intelligent flexible inflatable wing drone of the present invention.
Fig. 4 is a bottom view of the intelligent flexible inflatable wing unmanned aerial vehicle of the invention.
Fig. 5 is a left side view of the intelligent flexible inflatable wing unmanned aerial vehicle.
Fig. 6 is a schematic view of the intelligent flexible inflatable wing unmanned aerial vehicle launching missile according to the preferred embodiment of the invention.
The numbers, symbols and codes in the figures are explained as follows:
1-intelligent flexible inflatable wing
11-internal riblet, 12-Flexible film Airfoil (not shown)
2-propeller
3-machine body
4-undercarriage
41-support bar, 42-pulley (not marked in the figure)
5-protective cover
6-empennage
61-horizontal tail, 62-vertical tail, 63-tail rudder surface (not shown)
7-high pressure gas cylinder
71-pneumatic valve, 72-air pipe (not shown in the figure)
8-missile weapon
9-other common Components
91-power supply, 92-flight control panel, 93-motor, 94-cable, 95-transmitter (not shown)
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The invention provides an intelligent flexible inflatable wing unmanned aerial vehicle structure, and the following describes a specific embodiment of the invention with reference to fig. 1-6 and an embodiment of the drawings.
Referring to fig. 1, the present invention provides an intelligent flexible inflatable wing unmanned aerial vehicle structure, including: the flexible inflatable wing comprises an intelligent flexible inflatable wing (1), internal braces (11), flexible film wing surfaces (12), propellers (2), a machine body (3), landing gears (4), supporting rods (41), pulleys (42), a protective cover (5), tail wings (6), horizontal tail wings (61), vertical tail wings (62), tail wing control surfaces (63), high-pressure gas storage bottles (7), gas pressure valves (71), gas pipes (72), weapons (8) such as guided missiles, other universal components (9), a power supply (91), a flight control panel (92), a motor (93), cables (94) and a transmitter (95).
The intelligent flexible inflatable wing (1) is a low-speed wing-shaped flexible film wing, the spreading length is 1.2m, the chord length is 150mm, the intelligent flexible inflatable wing is formed by welding and gluing an internal brace (11) and a flexible film wing surface (12), and the intelligent flexible inflatable wing is shaped like a wing under the action of inflation air pressure. When the intelligent flexible inflatable wing (1) is stored, carried or transported, the intelligent flexible inflatable wing (1) is folded and contracted in a Z shape inside the machine body (3), and when a flight task is executed, a gas pressure valve (71) of a high-pressure gas storage bottle (7) is opened to fill helium gas into the intelligent flexible inflatable wing (1) and the intelligent flexible inflatable wing (1) is formed after expansion and expansion as shown in figure 1. The internal brace (11) and the flexible film wing surface (12) are woven, laminated and compounded by adopting a TPU film and Kevlar fiber, the TPU film material is tensile resistant, tear resistant, aging resistant and good in air tightness, the Kevlar fiber has the advantages of light weight, high strength, good toughness and the like, the pneumatic appearance of the whole intelligent flexible inflatable wing (1) under the condition of higher inflation pressure can be maintained, and sufficient structural strength and rigidity are ensured; the intelligent flexible inflatable wing (1) adopts the multi-air-beam integral inflatable wing tensioned by the surface skin, greatly overcomes the defects of poor pneumatic performance, uneven surface pressure, low lift-drag ratio and the like of the traditional inflatable wing, obviously reduces the resistance of the unmanned aerial vehicle, improves the lift-drag ratio of the unmanned aerial vehicle, and effectively increases the maximum flight distance and time of the unmanned aerial vehicle.
Screw (2) comprise two rectangular airfoil that take certain opposite deflection angle and radian, and the size of a dimension is confirmed by the thrust that the design needs, for the current product part in market, screw (2) are installed at intelligent flexible inflatable wing unmanned aerial vehicle's foremost, for leading traction mode, link to each other with motor (93), and high-speed rotation through motor (93) drives screw (2) and rotates, provides the power that gos forward for the flight of intelligent flexible inflatable wing unmanned aerial vehicle. The propeller (2) is made of glass fiber reinforced plastic materials, is high in specific strength and light in weight, can meet the appearance of a propeller with complex requirements, has a large power-weight ratio, and is good in pneumatic performance and safe in landing.
The unmanned aerial vehicle is characterized in that the airframe (3) is of a streamlined structure similar to a cuboid, is made of a light wood material with low material density and is formed by machining, the length of the airframe is 1.2-1.8 m, the cross section shape of the airframe is determined by the size of other loaded general components (9), and the external shape needs to be kept to be a streamlined shape so as to reduce the flight resistance of the intelligent flexible inflatable wing unmanned aerial vehicle. Openings are formed in the front end, two sides and the lower portion of the machine body (3) to provide action opening spaces for installing propellers (2), expanding intelligent flexible inflatable wings (1), launching weapons (8) such as missiles and the like and retracting landing gears (4), and the rest parts are in streamline shell-shaped structures. Organism (3) constitutes intelligent flexible inflatable wing unmanned aerial vehicle's overall structure frame, maintains intelligent flexible inflatable wing unmanned aerial vehicle's aerodynamic profile with safety cover (5) together.
The undercarriage (4) is composed of supporting rods (41) and pulleys (42), is a typical supporting rod pulley type undercarriage, is an existing mature product, is installed on the lower side of an intelligent flexible inflatable wing unmanned aerial vehicle body (3), has the bearing capacity of 3 kg-6 kg, and has the weight of less than 500 g. When a task needs to be executed, the landing gear (4) rotates to be opened to accelerate to take off on the runway in the taking-off and landing stage; after taking off, the landing gear (4) is automatically closed according to an execution program and is contracted in the machine body (3). When the unmanned aerial vehicle is used for executing a task, the unmanned aerial vehicle descends to a certain height, and then the undercarriage (4) is automatically unfolded so as to realize safe and stable descending and recovery of the unmanned aerial vehicle on the runway. The supporting rod (41) of undercarriage (4) adopts aluminum alloy material to make and forms, and intensity is high, for fixed simple structure, and pulley (42) of supporting rod (41) bottom are formed by rubber materials processing, and the tire can free rotation, and frictional property is good, guarantees the stability of unmanned aerial vehicle take-off and landing process.
Safety cover (5) are 3D and print fashioned plastic housing, and safety cover (5) edge design has the draw-in groove, can simply be connected with organism (3) to protect inside other general parts (9) of unmanned aerial vehicle, power (91), flight control board (92), motor (93), cable (94), transmitter (95), maintain the pneumatic appearance on unmanned aerial vehicle fuselage upper portion simultaneously. And when the intelligent flexible inflatable wing (1) is hidden in the machine body, the protective cover is connected with the machine body (3) and mutually clamped.
The utility model discloses a flexible unmanned aerial vehicle flight control system, including horizontal rear wing (61), vertical rear wing (62), fin rudder face (63), fin (6) comprise horizontal rear wing (61), vertical rear wing (62), the structural shape of horizontal rear wing (61), vertical rear wing (62) is the blade configuration of symmetrical wing section, and the control moment size that airfoil thickness dimension adjusted according to the unmanned aerial vehicle needs is confirmed, but fin rudder face (63) that deflect are all installed to horizontal rear wing (61) and vertical rear wing (62) trailing edge, provide stability and manipulation power for the flight of the flexible inflatable unmanned aerial vehicle of intelligence. The horizontal tail (61), the vertical tail (62) and the tail control surface (63) are all made of plastic or foam materials, the weight is light, the processing is convenient, and the tail control surface (63) can be deflected and adjusted according to the requirement of attitude control. And the horizontal tail wing (61) and the vertical tail wing (62) are mainly used for keeping and controlling the stability of the intelligent flexible inflatable wing unmanned aerial vehicle in the flying process.
The high-pressure gas storage bottle (7) is of a cylindrical structure, the diameter is 85mm, the length is 100 mm and 150mm, the wall surface of the high-pressure gas storage bottle (7) is of a thin-wall structure, and high-pressure helium is filled inside the high-pressure gas storage bottle. The mouth of the high-pressure gas storage bottle (7) is connected with a pneumatic valve (71) and a gas pipe (72), the pneumatic valve (71) and the gas pipe (72) are all universal mature components, and the pressure-resistant parameter is more than 2 MPa. After the pneumatic valve (71) is opened, the internal high-pressure helium is filled into the intelligent flexible inflatable wing (1) under the pressure effect, so that the intelligent flexible inflatable wing (1) is expanded and formed, and meanwhile, the gas pressure in the intelligent flexible inflatable wing (1) is kept to provide flying pneumatic lift force for the intelligent flexible inflatable wing unmanned aerial vehicle.
The weapons (8) such as the guided missiles are small universal missiles, rockets and the like, the weapon damage equivalent weight is determined according to a design value, and the weapons (8) such as the guided missiles are connected with the machine body (3), the power supply (91), the flight control panel (92), the cable (94) and the transmitter (95). When a task needs to be executed, weapons (8) such as a missile can be projected according to a control instruction of the flight control panel (92), are hung at the position of the center of gravity of the lower part of the intelligent flexible inflatable wing unmanned aerial vehicle, and are used for launching and destroying targets during operation.
Other universal component (9) are by power (91), fly control panel (92), motor (93), cable (94), transmitter (95) constitute, be current market universal component, wherein the electric energy capacity of power (91) can satisfy the time demand more than the flexible inflatable wing unmanned aerial vehicle of intelligence flies 15 minutes, it is less than 150mm to fly control panel (92) width, can satisfy the receiving and dispatching of ground remote control signal and fin rudder face (63), the control requirement of motor (93) and transmitter (95), the function of motor (93) can satisfy the demand that screw (2) produced required thrust, special cable of light-duty low energy consumption is selected for use in cable (94), can satisfy the requirement of communication and transport electric energy, transmitter (95) satisfy the requirement of receiving flight control panel (92) information, weapon (8) such as guided missile can in time be launched.
The invention relates to an intelligent flexible inflatable wing unmanned aerial vehicle structure, and an application method of the intelligent flexible inflatable wing unmanned aerial vehicle structure mainly comprises the following steps:
step one, when a flight task is not executed, the intelligent flexible inflatable wing (1) is folded and contracted inside the machine body (3) and is integrated with the machine body (3), and the folding form of the intelligent flexible inflatable wing is Z-shaped, so that the intelligent flexible inflatable wing is convenient to store, carry for operation by individual soldiers and load and transport by vehicles;
step two, when the command is received and the unmanned aerial vehicle needs to fly, the air pressure valve (71) is opened, the intelligent flexible inflatable wing (1) is inflated and popped out quickly, the wing with good aerodynamic appearance is formed, the aerodynamic appearance is maintained by the pressure of the internal inflation gas, and sufficient aerodynamic lift force is provided for the intelligent flexible inflatable wing unmanned aerial vehicle;
placing the intelligent flexible inflatable wing unmanned aerial vehicle on a ground runway, starting a motor (93), and providing power by a front propeller (2) of the intelligent flexible inflatable wing unmanned aerial vehicle so that the intelligent flexible inflatable wing unmanned aerial vehicle accelerates forward sliding, the intelligent flexible inflatable wing (1) provides pneumatic lift force, and the intelligent flexible inflatable wing unmanned aerial vehicle takes off;
step four, when weapons (8) such as hidden, cruise and missile projection need to be met in the flight process, the intelligent flexible inflatable wing (1) enables the unmanned aerial vehicle to have the advantage of low energy consumption, and long-time cruising can be achieved. The unmanned aerial vehicle can be controlled to fly to a target position by adjusting the power of the propeller (3) and the tail control surface (63) of the tail wing (6);
after the target is found, an operator sends an instruction to a flight control panel (92) to aim the weapons (8) such as the guided missiles at the target, and the shot is thrown to realize the accurate striking of the target object;
and step six, after the target hitting is finished, the intelligent flexible inflatable wing unmanned aerial vehicle is controlled by a controller to return. When approaching a runway, the undercarriage (4) is opened, and the intelligent flexible inflatable wing unmanned aerial vehicle realizes return flight landing;
step seven, according to the task requirement, after the weapons (8) such as missiles and the like are reloaded, the flight task can be continuously executed, and the steps three to seven are continued; otherwise, performing the task of the next step;
and step eight, after the task is completed and the task is returned, releasing the gas in the intelligent flexible inflatable wing (1), and folding the intelligent flexible inflatable wing into the body (3) of the intelligent flexible inflatable wing unmanned aerial vehicle in a Z shape.
According to the intelligent flexible inflatable wing unmanned aerial vehicle structure, helium is filled in the intelligent flexible inflatable wing (1) to enable the intelligent flexible inflatable wing to be expanded into the flexible wing, sufficient pneumatic lift force is provided in the flight process, the size of the unmanned aerial vehicle in the carrying, storing and transporting processes is reduced, meanwhile, the energy required by the unmanned aerial vehicle in the flight process is reduced, the endurance time is prolonged, the storage space and the flight weight can be reduced through the intelligent flexible inflatable wing (1), the intelligent flexible inflatable wing structure is suitable for small-space storage, individual soldier carrying and vehicle-mounted transportation, and more possibilities are provided for future application scenes of the unmanned aerial vehicle. Moreover, the intelligent flexible inflatable wing unmanned aerial vehicle is environment-friendly, relatively simple in structure, low in requirement on users, easy to maintain and low in manufacturing cost.
Claims (5)
1. The utility model provides a flexible inflatable wing unmanned aerial vehicle structure of intelligence which characterized in that: it includes: the airplane wing comprises intelligent flexible inflatable wings (1), internal braces (11), flexible film wing surfaces (12), propellers (2), a machine body (3), landing gears (4), supporting rods (41), pulleys (42), a protective cover (5), a tail wing (6), a horizontal tail wing (61), a vertical tail wing (62), a tail wing control surface (63), a high-pressure gas storage bottle (7), a gas pressure valve (71), a gas pipe (72), a missile (8), other universal components (9), a power supply (91), a flight control panel (92), a motor (93), cables (94) and a transmitter (95);
the relationship between the components is as follows: the intelligent flexible inflatable wing (1) is stored in the machine body (3) when not inflated and folded, is stretched and formed by an internal brace (11) and a flexible film wing surface (12) when inflated and unfolded, and is hung on two sides of the machine body (3) in a cantilever beam mode; the propeller (2) is arranged at the foremost end of the machine body (3), and a propeller shaft of the propeller (2) is connected with the motor (93) and is connected with the power supply (91) and the flight control panel (92) through a cable (94); the landing gear (4) is located at the bottom of an unmanned aerial vehicle body (3), the landing gear (4) is folded and contracted inside the unmanned aerial vehicle body (3) in the flying process, the landing gear (4) can be rotated and unfolded during take-off and landing, the landing gear (4) is symmetrically distributed along the axis direction of the unmanned aerial vehicle body (3), and a support rod (41) and a pulley (42) of the landing gear (4) bear all loads of the unmanned aerial vehicle; the protective cover (5) is positioned at the upper part of the machine body (3), the rear edge of the protective cover (5) is connected with the empennage (6) and maintains the integral aerodynamic shape together with the machine body (3); the tail wing (6) is arranged at the tail part of the intelligent flexible inflatable wing unmanned aerial vehicle, the horizontal tail wing (61) is arranged in the horizontal direction, the vertical tail wing (62) is arranged in the vertical direction, and the tail wing control surface (63) is positioned at the rear edge of the tail wing (6) and can swing within a preset range; the high-pressure gas storage bottle (7) and the guided missile (8) are both positioned inside the machine body (3), the body of the high-pressure gas storage bottle (7) is connected with the machine body (3), and the mouth of the high-pressure gas storage bottle is connected with the intelligent flexible inflatable wing (1) through a gas pressure valve (71) and a gas pipe (72); the missile (8) is fixed at the position right below the gravity center of the machine body (3) and is connected with the flight control panel (92) through the emitter (95); other universal components (9) are positioned inside the machine body (3) and are all fixed on the machine body (3);
the intelligent flexible inflatable wing (1) is structurally characterized in that: the low-speed wing type flexible film wing is formed by welding viscose glue on an internal brace (11) and a flexible film wing surface (12), forms a wing shape under the action of inflation air pressure, and has a lift-drag ratio wing section shape to provide a large lift force; the intelligent flexible inflatable wing (1) is arranged in the middle of the unmanned aerial vehicle structure body (3) of the intelligent flexible inflatable wing and is connected with the unmanned aerial vehicle structure body (3) in a cantilever beam mode; when the intelligent flexible inflatable wing is stored, carried and transported, the intelligent flexible inflatable wing (1) is folded and contracted in a Z shape inside the machine body (3), when a flight task is to be executed, a gas pressure valve (71) of a high-pressure gas storage bottle (7) is opened to fill helium gas into the intelligent flexible inflatable wing, and the intelligent flexible inflatable wing (1) is formed after expansion and expansion;
the propeller (2) is composed of two rectangular wing surfaces with certain opposite deflection angles and radians, the size is determined by the thrust required by design, and the propeller is an existing product part in the market; the propeller (2) is installed at the foremost end of the intelligent flexible inflatable wing unmanned aerial vehicle and connected with the motor (93), and the propeller (2) is driven to rotate through the high-speed rotation of the motor (93) so as to provide forward power for the intelligent flexible inflatable wing unmanned aerial vehicle to fly;
the unmanned aerial vehicle is characterized in that the body (3) is of a streamlined structure similar to a cuboid, a balsa wood material with low material density is selected for processing and forming, the cross section shape of the body is determined by the size of other loaded general components (9), and the external shape needs to be kept to be a streamlined shape so as to reduce the flight resistance of the intelligent flexible inflatable wing unmanned aerial vehicle; openings are formed in the front end, two sides and the lower portion of the machine body (3) to provide action opening spaces for installing a propeller (2), unfolding an intelligent flexible inflatable wing (1), launching a missile (8) and retracting an undercarriage (4), and the rest parts are streamline shell-shaped structures;
the undercarriage (4) is composed of a support rod (41) and a pulley (42), is a typical support rod pulley type undercarriage, is an existing mature product, and is installed on the lower side of an intelligent flexible inflatable wing unmanned aerial vehicle body (3); when a task needs to be executed, the undercarriage (4) rotates and opens to accelerate to take off on the runway in a take-off and landing stage; after taking off, the landing gear (4) is automatically closed according to an execution program and is contracted in the machine body (3); when the unmanned aerial vehicle is finished executing the task, the unmanned aerial vehicle is descended to a preset height, and then the undercarriage (4) is automatically unfolded so as to realize safe and stable descending and recovery of the unmanned aerial vehicle on the runway;
the unmanned aerial vehicle is characterized in that the protective cover (5) is a plastic shell integrally formed by 3D printing, a clamping groove is designed at the edge of the protective cover (5) and can be simply connected with the unmanned aerial vehicle body (3) to protect other general components (9), a power supply (91), a flight control panel (92), a motor (93), a cable (94) and a transmitter (95) in the unmanned aerial vehicle, and meanwhile, the pneumatic appearance of the upper part of the unmanned aerial vehicle body is maintained;
the tail wing (6) is composed of a horizontal tail wing (61), a vertical tail wing (62) and a tail wing control surface (63); the structural shapes of the horizontal tail wing (61) and the vertical tail wing (62) are blade configurations of symmetrical wing profiles, and the thickness dimension of the wing profiles is determined according to the size of control moment required to be adjusted by the unmanned aerial vehicle; the rear edges of the horizontal tail wing (61) and the vertical tail wing (62) are provided with deflectable tail wing control surfaces (63) to provide stable and control power for the intelligent flexible inflatable unmanned aerial vehicle to fly;
the high-pressure gas storage bottle (7) is of a cylindrical structure, the wall surface of the high-pressure gas storage bottle is of a thin-wall structure, and high-pressure helium gas is filled inside the high-pressure gas storage bottle; the mouth of the high-pressure gas storage bottle (7) is connected with a pneumatic valve (71) and a gas pipe (72), the pneumatic valve (71) and the gas pipe (72) are all universal mature components, and the pressure-resistant parameter is more than 2 MPa; after the air pressure valve (71) is opened, the high-pressure helium inside the intelligent flexible inflatable wing (1) is inflated under the action of pressure to expand and unfold the intelligent flexible inflatable wing for molding;
the missile (8) is a small-sized general missile or rocket, the damage equivalent of the missile or rocket is determined according to a design value, and the missile (8) is connected with the body (3), the power supply (91), the flight control panel (92), the cable (94) and the emitter (95); when a task needs to be executed, the missile (8) can be projected according to the control instruction of the flight control panel (92);
the other universal parts (9) are composed of a power supply (91), a flight control panel (92), a motor (93), a cable (94) and a transmitter (95), and are all universal members in the existing market; wherein the electric energy capacity of power (91) can satisfy the time demand more than the flexible inflatable wing unmanned aerial vehicle of intelligence flies 15 minutes, it is less than 150mm to fly control panel (92) width, can satisfy ground remote control signal's receiving and dispatching and fin rudder face (63), the manipulation requirement of motor (93) and transmitter (95), the function of this motor (93) can satisfy screw (2) and produce the demand of required thrust, light-duty low energy consumption's special cable is chooseed for use in this cable (94), can satisfy the requirement of communication and transport electric energy, this transmitter (95) satisfy the requirement of receiving to fly control panel (92), can in time launch guided missile (8).
2. The intelligent flexible inflatable wing unmanned aerial vehicle structure of claim 1, wherein: the intelligent flexible inflatable wing (1) is 1.2m in length and 150mm in chord length.
3. The intelligent flexible inflatable wing unmanned aerial vehicle structure of claim 1, wherein: the length of the machine body (3) is 1.2-1.8 m.
4. The intelligent flexible inflatable wing unmanned aerial vehicle structure of claim 1, wherein: the undercarriage (4) has a load capacity of between 3kg and 6kg and a self weight of less than 500 g.
5. The intelligent flexible inflatable wing unmanned aerial vehicle structure of claim 1, wherein: the high-pressure gas storage cylinder (7) with the cylindrical structure has the diameter of 85mm and the length of 100 mm and 150 mm.
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| CN113173247B (en) * | 2021-05-07 | 2022-12-09 | 北京航空航天大学 | Bionic folding unmanned aerial vehicle using flexible airfoil |
| CN116105550A (en) * | 2021-11-10 | 2023-05-12 | 北京理工大学 | Inflatable unfolding patrol projectile with multiple modes |
| CN114275143A (en) * | 2021-12-17 | 2022-04-05 | 中国航天空气动力技术研究院 | Inflatable solar unmanned aerial vehicle |
| CN115674970A (en) * | 2022-10-19 | 2023-02-03 | 武汉目山科技有限公司 | Solar safety flying automobile |
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| US5005783A (en) * | 1990-01-18 | 1991-04-09 | The United States Of America As Represented By The Secretary Of The Air Force | Variable geometry airship |
| CN201371940Y (en) * | 2009-03-20 | 2009-12-30 | 同济大学 | Non-rigid aerocraft charging wing |
| CN102717887B (en) * | 2012-05-23 | 2015-11-25 | 北京航空航天大学 | A kind of inflatable wing and can the near space dirigible of tilted propeller of adopting |
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