CN104606903A - Unpowered airplane - Google Patents
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- CN104606903A CN104606903A CN201510089980.1A CN201510089980A CN104606903A CN 104606903 A CN104606903 A CN 104606903A CN 201510089980 A CN201510089980 A CN 201510089980A CN 104606903 A CN104606903 A CN 104606903A
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Abstract
The invention provides an unpowered airplane which can be used as a toy, an aeromodel or a teaching aid. The unpowered airplane comprises a plane, a curved surface or a three-dimensional airplane body made of at least one layer of thin shell material with the thickness of 0.05-2 mm, wherein the thin shell material comprises a high polymer material, silk, feather, and a material compounded from at least any two of the high polymer material, the silk, the feather. The unpowered airplane has important performance and characteristics, the overall weight can be smaller than or equal to 4 g, the mass of the unit projection area is smaller than or equal to 0.025g/cm<2>, and the flight speed can be smaller than 2m/s; compared with the conventional paper airplane and aeromodel airplane, the unpowered airplane provided by the technical scheme is light in weight, slow in flight speed, stable in flight state, easy to control and relatively beautiful integrally, and is unlikely to deform.
Description
Technical field
The present invention relates to model of an airplane field, in particular to the unpowered aircraft of one.
Background technology
Existing paper helicopter, be subject to the restriction making material and manufacture craft, cannot be optimized design according to aerodynamic knowledge to fuselage, do not have fairshaped profile, lift coefficient is low, and lift is little; And, such paper helicopter quality weight, aerial flying speed is fast, and gliding ability is poor; If reduction aircraft weight, use thinner paper by having to, if too thin, paper helicopter integral rigidity is inadequate again, is easily out of shape, is difficult to maintain its aerodynamic appearance, is difficult to smooth flight, causes the state of flight of overall aircraft unstable; Preponderance or the inadequate paper helicopter of rigidity can not correspondingly control in the process of flight, and paper helicopter is easy to landing.
The flying speed of existing fixed-wing aeromodelling airplane, usually at more than 10m/s, is difficult to produce enough lift in the Ultra-Low Speed situation being less than 5m/s; If carrying out supplementary lift by increasing wing area, weight can be caused sharply to increase, cause body overweight, being still difficult to produce enough lift; Fixed wing aircraft not easily manipulates, and is usually manipulated by the operator of specialty; Cannot aerial flight and manipulation at indoor or small space, aircraft even may be caused to damage; Due to model plane speed, be difficult to close-ups and control, direct intervention ability.
Similar or the similar aircraft product according to aerodynamic design and mock-up is not then had in existing teaching aid.
Summary of the invention
The object of the present invention is to provide a kind of unpowered aircraft, to improve above-mentioned problem.
The present invention is achieved in that
This unpowered aircraft, the body that the shell material that to comprise by least one layer thickness be 0.05mm-2mm is made, described shell material comprises macromolecular material, silk, feather and by two kinds of materials be composited at least any in macromolecular material, silk, feather.
This unpowered aircraft adopts thickness to be that the shell material of 0.05mm-2mm is made, realize the ultralight of aircraft, therefore Ultra-Low Speed flight, described shell material is macromolecular material, silk, feather and by two kinds of materials be composited at least any in macromolecular material, silk, feather, although make this aircraft very thin, but still there is enough rigidity, aircraft can be kept awing indeformable, have a smooth flight.This unpowered aircraft not only very light weight, and can with very little speed, such as to be less than the speed flight of 1m/s, in the use procedure of reality, the flying speed of aircraft is not only convenient to just to play model plane person slowly and is repeatedly practised, and clearly can see the flight course of aircraft clearly, be convenient to teaching, also there is well sight and experience property.
It should be noted that: Ultra-Low Speed refers to be near or below walking speed flight (0 ~ 10km/h or 0 ~ 3m/s) of people;
Ultra-Low Speed is divided into 3 level/ranks: nearly Ultra-Low Speed (5.43km/h ~ 10km/h or 1.58m/s ~ 3m/s), from walking upper limit speed to upper limit speed of hurrying up; Ultra-Low Speed (3.2km/h ~ 5.43km/h or 0.89m/s ~ 1.58m/s), normal gait velocity interval; Pole Ultra-Low Speed (0 ~ 3.2km/h or 0 ~ 0.89m/s).
In such velocity interval, when unpowered aircraft is identical with people's walking speed, people can very natural, very comfortable, easily unpowered aircraft is viewed and admired, is controlled.
Further, the thickness of described shell material is less than or equal to 1mm.
When the thickness of shell material is less than 1mm, the quality of aircraft will be lighter, and the flight buoyancy required for aircraft is less, and flying speed can be less, and flight effect is also better.
Further, described body is plane, curved surface or three-dimensional shell-like structure, and the relatively longitudinal chord length of described body is symmetrical.
Described body adopts symmetrical structure, and be to ensure that aircraft can fly shape reposefully, planar structure is that unpowered aircraft realizes the simplest structure of smooth flight, is also the overall weight in order to reduce described body on the other hand; And curved-surface structure contributes to reducing air drag on the one hand, be in order to attractive in appearance on the other hand; It is also more various with the offline mode that can realize that three-dimensional shell-like structure then has more sight.
It should be noted that: we call longitudinal chord length the unpowered aircraft line that length is the longest in a forward direction, unpowered aircraft is called the horizontal span at the line the widest with width on the perpendicular direction of direction of advance.
Separately it should be noted that: this is unpowered aircraft can adopt expanded polypropylene, polyethylene foamed, expanded polystyrene (EPS), copolymer EPO, PU foam, etc. macromolecular material, silk fabric or feather make, the unpowered aircraft weight adopting these materials to make is light, there is good shape retentivity simultaneously, not yielding; These materials also have good plasticity, each aerodynamic parameter in space residing for aircraft can be gone out by simulation analysis, special designing software is utilized to design the various profiles of aircraft, just very successfully can produce the aircraft carrying out structure optimization according to dynamics, this aircraft, small air-flow just can make it fly for a long time aloft.
The flight course of this unpowered aircraft is such: prepare to drive thing, drives thing can use plank, magazine, human body even hand etc., to unpowered aircraft initial velocity, such as, with hand, unpowered aircraft is highly discharged from one, unpowered aircraft just starts after obtaining an initial velocity to glide, in the process of gliding, driving thing is placed in unpowered aircraft rear side, and keep suitable distance with unpowered aircraft, mobile driving thing, unpowered aircraft continues to glide under the effect driving thing, when driving thing to right avertence, unpowered aircraft is turned right, when driving thing to left avertence, unpowered aircraft is turned left, when driving thing to promote rapidly, unpowered aircraft rises, when driving thing does not move, unpowered aircraft will glide at leisure, to the last land.When driving the speed of thing identical with the speed of unpowered aircraft, aircraft can fly reposefully always very much, drives the speed of thing to be less than 2m/s, even less, such as 0.3m/s, as long as so very little speed just can drive unpowered aircraft follow-on mission aloft.
Further, described body is along described longitudinal chord length bending, and half body of described longitudinal chord length both sides is parallelogram, and the both sides of described body are provided with wing, and described wing is streamlined away from the side of described body.
Described half body is parallelogram, and there is inclination angle the front end of unpowered aircraft, reduces the flight resistance of unpowered aircraft, is also in order to attractive in appearance on the other hand; The wing of both sides is then for balancing unpowered aircraft flight, and wing design is streamlined, and one is reduce resistance, and two is to reach effect attractive in appearance.Although but the outward appearance of this unpowered aircraft is simple not dull simultaneously, and flight stability, be easy to control with driving thing.It should be noted that: described body and described wing are one, and carrying out transition by curved surface between them, can certainly be the transition of other modes, as direct turnover type.
Further, described front part of a body divides triangular in shape, and rear portion is divided into the rectangle with arc notch, and described arc notch is towards described body rear, and described body is curved.
Described body is triangular in shape, described in that, just there has been gradient body front end, the flight resistance of unpowered aircraft can be reduced like this, the rectangle with arc notch at rear is then the lateral stability in order to control aircraft, described body is designed to curved, is the needs for unpowered aircraft self flight on the one hand, makes unpowered aircraft flight better effects if, being then the outward appearance in order to improve unpowered aircraft on the other hand, more easily allowing people accept.This structure flight stability, is easy to adopt driving thing to control.
Further, described front part of a body is divided into triangle, and rear portion is divided into the rectangle with V-notch, and described V-notch is towards described body rear, and described body front end is circular arc; On the downside of described body, front end is provided with vertical tail, and described vertical tail, is perpendicular to described body and be positioned in described longitudinal chord length.
Described front part of a body is divided into triangle, and front end is circular arc, is all the flight resistance in order to reduce unpowered aircraft and aesthetic appeal, and vertical tail, is then the stationarity in order to improve unpowered aircraft.
Further, described front part of a body is divided into Rhizoma Sparganii conical shell planar, and the seamed edge in described Rhizoma Sparganii conical shell face is surface blending structure, and the rear end of described body is provided with tailplane and is connected to the vertical tail of described tailplane both sides.
It is horizontal and vertical stability in order to improve unpowered aircraft that described body rear end is provided with tailplane and vertical tail, adopt the unpowered aircraft not only flight stability of Rhizoma Sparganii conical shell planar, and be easy to control, outward appearance also compares air, the seamed edge in described Rhizoma Sparganii conical shell face is designed to surface blending structure, described body just defines curved surface, and state of flight is stablized, and gliding ability is good.It should be noted that: described body and described wing are one, and carrying out transition by curved surface between them, can certainly be the transition of other modes, as direct turnover type.
Further, described front part of a body is divided into and meets aerodynamic curved profile structure; The rear end of described body is provided with tailplane and is positioned at the vertical tail of described tailplane both sides.
Curved surface shell makes the state of flight of aircraft stablize, and reliability is strong; Empennage is the horizontal and vertical stability in order to improve aircraft equally.
It should be noted that: described tailplane entirety is inclined upwardly, the angle of described vertical tail and tailplane can need to rotate according to real aircraft.Described body and described wing are one, and carrying out transition by curved surface between them, can certainly be the transition of other modes, as direct turnover type.
Further, the front end of described body is provided with NFC chip.
Write the identity information of aircraft in described NFC chip, i.e. the information such as aircraft type, the instrument of any NFC of having recognition function just easily can obtain the identity information of product near aircraft, make the certification of aircraft identity so not loaded down with trivial details.
Further, described body unit projection area quality is less than or equal to 0.025g/cm
2, described body weight 0.01g-4g, can realize Ultra-Low Speed flight.
Ensure that unpowered aircraft unit projection area quality is less than or equal to 0.025g/cm
2, the quality comparation of unpowered aircraft is light, thus realizes the low-speed operations of aircraft.
It should be noted that: unit projection area quality refers to the quality that when described organism level is placed, in projected area in vertical direction, unit are has.
The invention has the beneficial effects as follows: the unpowered aircraft that the technical program provides adopts macromolecular material, silk or feather to make, utilize professional software to carry out structure optimization simultaneously, the aircraft made not only simple and beautiful structure, easy flight, and state of flight is stablized in the process of flight, gliding ability is strong, easily controls; Global shape hold facility is stronger, not yielding; Only need to aircraft initial velocity in practice, just can control the heading of aircraft when not contacting aircraft with the driving thing of similar plank, magazine etc., when driving the speed of thing identical with the flying speed of body, aircraft just can smooth flight in atmosphere.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The first structural representation of the unpowered aircraft that Fig. 1 provides for the embodiment of the present invention;
The side view of the first structure of the unpowered aircraft that Fig. 2 provides for the embodiment of the present invention;
The rearview of the first structure of the unpowered aircraft that Fig. 3 provides for the embodiment of the present invention;
The second structural representation of the unpowered aircraft that Fig. 4 provides for the embodiment of the present invention;
The side view of the second structure of the unpowered aircraft that Fig. 5 provides for the embodiment of the present invention;
The rearview of the second structure of the unpowered aircraft that Fig. 6 provides for the embodiment of the present invention;
The third structural representation of the unpowered aircraft that Fig. 7 provides for the embodiment of the present invention;
The side view of the third structure of the unpowered aircraft that Fig. 8 provides for the embodiment of the present invention;
The top view of the third structure of the unpowered aircraft that Fig. 9 provides for the embodiment of the present invention;
4th kind of structural representation of the unpowered aircraft that Figure 10 provides for the embodiment of the present invention;
The side view of the 4th kind of structure of the unpowered aircraft that Figure 11 embodiment of the present invention provides;
The rearview of the 4th kind of structure of the unpowered aircraft that Figure 12 embodiment of the present invention provides;
5th kind of structural representation of the unpowered aircraft that Figure 13 provides for the embodiment of the present invention;
The side view of the 5th kind of structure of the unpowered aircraft that Figure 14 provides for the embodiment of the present invention;
The rearview of the 5th kind of structure of the unpowered aircraft that Figure 15 provides for the embodiment of the present invention;
6th kind of structural representation of the unpowered aircraft that Figure 16 provides for the embodiment of the present invention;
The side view of the 6th kind of structure of the unpowered aircraft that Figure 17 provides for the embodiment of the present invention;
The rearview of the 6th kind of structure of the unpowered aircraft that Figure 18 provides for the embodiment of the present invention.
In figure:
Body 101; Wing 102; Tailplane 103; Vertical tail 104; Vertical tail, 105; NFC chip 106.
Detailed description of the invention
Existing paper helicopter, be subject to the restriction making material and manufacture craft, cannot be optimized design according to aerodynamic knowledge to fuselage, do not have fairshaped profile, lift coefficient is low, and lift is little; And, such paper helicopter quality weight, aerial flying speed is fast, and gliding ability is poor; If reduction aircraft weight, use thinner paper by having to, if too thin, paper helicopter integral rigidity is inadequate again, is easily out of shape, is difficult to maintain its aerodynamic appearance, is difficult to smooth flight, causes the state of flight of overall aircraft unstable; Preponderance or rigidity inadequate paper helicopter flight process in can not correspondingly control, paper helicopter is easy to landing.For the problems referred to above, the invention provides the body 101 that a kind of shell material that is 0.05mm-2mm by least one layer thickness is made, described shell material comprises macromolecular material, silk, feather and by two kinds of materials be composited at least any in macromolecular material, silk, feather.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.
Therefore, below to the detailed description of the embodiments of the invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected embodiment of the present invention is only represented.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
Embodiment 1, referring to figs. 1 through Figure 18
This unpowered aircraft, the body 101 that the shell material that to comprise by least one layer thickness be 0.05mm-2mm is made, described shell material comprises macromolecular material, silk, feather and by two kinds of materials be composited at least any in macromolecular material, silk, feather.
This unpowered aircraft adopts thickness to be that the shell material of 0.05mm-2mm is made, can realize ultralight, therefore Ultra-Low Speed flight, described shell material is macromolecular material, silk, feather and by two kinds of materials be composited at least any in macromolecular material, silk, feather, although make this aircraft very thin, but still there is enough rigidity, aircraft can be kept awing indeformable, have a smooth flight.This unpowered aircraft not only very light weight, and can with very little speed, such as be less than the speed flight of 1m/s, in the use procedure of reality, the flying speed of aircraft is not only convenient to just to play model plane person slowly and is repeatedly practised, and clearly can see the flight course of aircraft clearly, be convenient to teaching, also there is good sight.
It should be noted that: Ultra-Low Speed refers to be near or below walking speed flight (0 ~ 10km/h or 0 ~ 3m/s) of people;
Ultra-Low Speed is divided into 3 level/ranks: nearly Ultra-Low Speed (5.43km/h ~ 10km/h or 1.58m/s ~ 3m/s), from walking upper limit speed to upper limit speed of hurrying up; Ultra-Low Speed (3.2km/h ~ 5.43km/h or 0.89m/s ~ 1.58m/s), normal gait velocity interval; Pole Ultra-Low Speed (0 ~ 3.2km/h or 0 ~ 0.89m/s).
In such velocity interval, when unpowered aircraft is identical with people's walking speed, people can very natural, very comfortable, easily unpowered aircraft is viewed and admired, plays, is controlled.
Preferably, the thickness of described shell material is less than or equal to 1mm.
When the thickness of shell material is less than 1mm, the quality of aircraft will be lighter, and the flight buoyancy required for aircraft is less, and flying speed can be less, and flight effect is also better.
In order to optimize the technical program further, described body 101 is plane, curved surface or three-dimensional shell-like structure, and the relatively longitudinal chord length of described body 101 is symmetrical.
Described body 101 adopts symmetrical structure, and be to ensure that aircraft can fly shape reposefully, planar structure is that unpowered aircraft realizes the simplest structure of smooth flight, is also the overall weight in order to reduce described body 101 on the other hand; And curved-surface structure contributes to reducing air drag on the one hand, increasing lift coefficient, is in order to attractive in appearance on the other hand; It is more various with the offline mode that can realize that three-dimensional shell-like structure then has more sight.
It should be noted that: we call longitudinal chord length the unpowered aircraft line that length is the longest in a forward direction, unpowered aircraft is called the horizontal span at the line the widest with width on the perpendicular direction of direction of advance.
Separately it should be noted that: described macromolecular material can be expanded polypropylene, polyethylene foamed, expanded polystyrene (EPS), copolymer EPO, PU foam, etc., the unpowered aircraft weight adopting these materials to make is light, there is good shape retentivity simultaneously, not yielding; These materials also have good plasticity, each aerodynamic parameter in space residing for aircraft can be gone out by simulation analysis, special designing software is utilized to design the various profiles of aircraft, just very successfully can produce the aircraft carrying out structure optimization according to aerodynamics analysis, this aircraft, small air-flow just can make its low-speed operations for a long time aloft.
The flight course of this unpowered aircraft is such: prepare to drive thing, drives thing can use plank, magazine, human body even hand etc., to unpowered aircraft initial velocity, such as, with hand, unpowered aircraft is highly discharged from one, unpowered aircraft just starts after obtaining an initial velocity to glide, in the process of gliding, driving thing is placed in unpowered aircraft rear side, and keep suitable distance with unpowered aircraft, mobile driving thing, unpowered aircraft continues to glide under the effect driving thing, when driving thing to right avertence, unpowered aircraft is turned right, when driving thing to left avertence, unpowered aircraft is turned left, when driving thing to promote rapidly, unpowered aircraft rises, when driving thing does not move, unpowered aircraft will glide at leisure, to the last land.When driving the speed of thing identical with the speed of unpowered aircraft, aircraft can fly reposefully always very much, drives the speed of thing to be less than 2m/s, as long as so very little speed just can drive unpowered aircraft follow-on mission aloft.
In the present embodiment, the front end of described body 101 is provided with NFC chip 106.
The identity information of aircraft is write in described NFC chip 106, the i.e. information such as aircraft type, also other necessary informations can be stored, the instrument of any NFC of having recognition function just easily can obtain identity information and the stored information of product near aircraft, make the certification of aircraft identity so not loaded down with trivial details, simultaneously real operating aircraft transmission of information
Preferably, described body 101 unit projection area quality is less than or equal to 0.025g/cm
2, described body weight 0.01g-4g/, the flight of Ultra-Low Speed light weight can be realized.
Ensure that unpowered aircraft unit projection area quality is less than or equal to 0.025g/cm
2, the quality comparation of unpowered aircraft is light, thus realizes the low-speed operations of aircraft.
It should be noted that: unit projection area quality refers to the quality that when described organism level is placed, in projected area in vertical direction, unit are has.
Embodiment 2, referring to figs. 1 through Fig. 3
The unpowered aircraft that the present embodiment provides, its basic structure is identical with the first embodiment with the technique effect of principle and generation, is concise and to the point description, and the not mentioned part of the present embodiment part, can with reference to corresponding contents in the first embodiment.
The unpowered aircraft obtained by above-mentioned design can freely be flown in atmosphere reposefully, and in order to realize better flight effect, designer has carried out further improvement to this unpowered aircraft.
Described body 101 is along described longitudinal chord length bending, and half body of described longitudinal chord length both sides is parallelogram, and the both sides of described body 101 are provided with wing 102, and described wing 102 is streamlined away from the side of described body 101.
Described half body is parallelogram, and there is inclination angle the front end of unpowered aircraft, reduces the flight resistance of unpowered aircraft, is also in order to attractive in appearance on the other hand; The wing 102 of both sides is then that wing 102 is designed to streamlined for balancing unpowered aircraft flight, and one is reduce resistance, and two is to reach effect attractive in appearance.Although but the outward appearance of this unpowered aircraft is simple not dull simultaneously, and flight stability, be easy to control with driving thing.It should be noted that: described body 101 is one with described wing 102, and carrying out transition by curved surface between them, can certainly be the transition of other modes, as direct turnover type.
Embodiment 3, with reference to Fig. 4 to Fig. 6
The unpowered aircraft that the present embodiment provides, its basic structure is identical with the first embodiment with the technique effect of principle and generation, is concise and to the point description, and the not mentioned part of the present embodiment part, can with reference to corresponding contents in the first embodiment.
In the present embodiment, described body 101 forward part is triangular in shape, and rear portion is divided into the rectangle with arc notch, and described arc notch is towards described body 101 rear, and described body 101 is in curved.
Described body 101 is triangular in shape, described in that, just there has been gradient body 101 front end, the flight resistance of unpowered aircraft can be reduced like this, the rectangle with arc notch at rear is then the lateral stability in order to control aircraft, described body 101 is designed to curved, is the needs for unpowered aircraft self flight on the one hand, makes unpowered aircraft flight better effects if, being then the outward appearance in order to improve unpowered aircraft on the other hand, more easily allowing people accept.This structure flight stability, is easy to adopt driving thing to control.
Embodiment 4, with reference to Fig. 7 to Fig. 9
The unpowered aircraft that the present embodiment provides, its basic structure is identical with the first embodiment with the technique effect of principle and generation, is concise and to the point description, and the not mentioned part of the present embodiment part, can with reference to corresponding contents in the first embodiment.
In the present embodiment, described body 101 front portion is divided into triangle, and rear portion is divided into the rectangle with V-notch, and described V-notch is towards described body 101 rear, and described body 101 front end is circular arc; On the downside of described body 101, front end is provided with vertical tail, 105, and described vertical tail, 105 is perpendicular to described body 101 and be positioned in described longitudinal chord length.
Affiliated body 101 front portion is divided into triangle, and front end is circular arc, is all the flight resistance in order to reduce unpowered aircraft and aesthetic appeal, and vertical tail, 105 is then the stationarity in order to improve unpowered aircraft.
Embodiment 5, with reference to Figure 10 to Figure 15
The unpowered aircraft that the present embodiment provides, its basic structure is identical with the first embodiment with the technique effect of principle and generation, is concise and to the point description, and the not mentioned part of the present embodiment part, can with reference to corresponding contents in the first embodiment.
The unpowered aircraft obtained by above-mentioned design is very abundant, but in order to meet the pursuit of people to aircraft outward appearance, and improving the flying quality of aircraft further, designer improves again to this unpowered aircraft.
In the present embodiment, described body 101 front portion is divided into triangular pyramid shell planar, and the seamed edge in described Rhizoma Sparganii conical shell face is surface blending structure, and the rear end of described body 101 is provided with tailplane 103 and is connected to the vertical tail 104 of described tailplane 103 both sides.
It is horizontal and vertical stability in order to improve unpowered aircraft that described body 101 rear end is provided with tailplane 103 and vertical tail 104, and adopt the unpowered aircraft not only flight stability of Rhizoma Sparganii conical shell planar, and be easy to control, outward appearance also compares air.The seamed edge in described Rhizoma Sparganii conical shell face is surface blending structure, and the shell of described body 101 just defines curved surface, and state of flight is stablized, and gliding ability is good.It should be noted that: described body 101 is one with described wing 102, and carrying out transition by curved surface between them, can certainly be the transition of other modes, as direct turnover type.
Separately it should be noted that: Rhizoma Sparganii conical shell planar refers to that plane shell is bent into Rhizoma Sparganii taper.
Embodiment 6, with reference to Figure 16 to Figure 18
In the present embodiment, described body 101 front portion is divided into and meets aerodynamic curved profile structure, and the rear end of described body 101 is provided with tailplane 103 and is positioned at the vertical tail 104 of described tailplane 103 both sides.
Curved profile structure makes the state of flight of aircraft stablize, and reliability is strong; Empennage is the horizontal and vertical stability in order to improve aircraft equally.
It should be noted that: described tailplane 103 entirety is inclined upwardly, the angle of described vertical tail 104 and tailplane 103 can need to rotate according to real aircraft.Described body 101 is one with described wing 102, and carrying out transition by curved surface between them, can certainly be the transition of other modes, as direct turnover type.
The invention has the beneficial effects as follows: the unpowered aircraft that the technical program provides adopts macromolecular material, silk or feather to make, utilize professional software to carry out structure optimization simultaneously, the aircraft made achieves ultralight and Ultra-Low Speed, not only simple and beautiful structure, easy flight, and state of flight is stablized in the process of flight, gliding ability is strong, easily controls; Global shape hold facility is stronger, not yielding; Only need to aircraft initial velocity in practice, just can control the heading of aircraft when not contacting aircraft with the driving thing of similar plank, magazine etc., when driving the speed of thing identical with the flying speed of body 101, aircraft just can smooth flight in atmosphere.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a unpowered aircraft, it is characterized in that, the body that the shell material that to comprise by least one layer thickness be 0.05mm-2mm is made, described shell material comprises macromolecular material, silk, feather and by two kinds of materials be composited at least any in macromolecular material, silk, feather.
2. unpowered aircraft according to claim 1, is characterized in that, the thickness of described shell material is less than or equal to 1mm.
3. unpowered aircraft according to claim 1, is characterized in that, described body is plane, curved surface or three-dimensional shell-like structure, and the relatively longitudinal chord length of described body is symmetrical.
4. unpowered aircraft according to claim 3, it is characterized in that, described body is along described longitudinal chord length bending, and half body of described longitudinal chord length both sides is parallelogram, the both sides of described body are provided with wing, and described wing is streamlined away from the side of described body.
5. unpowered aircraft according to claim 1, is characterized in that, described front part of a body divides triangular in shape, and rear portion is divided into the rectangle with arc notch, and described arc notch is towards described body rear, and described body is curved.
6. unpowered aircraft according to claim 1, is characterized in that, described front part of a body is divided into triangle, and rear portion is divided into the rectangle with V-notch, and described V-notch is towards described body rear, and described body front end is circular arc; On the downside of described body, front end is provided with vertical tail, and described vertical tail, is perpendicular to described body and be positioned in described longitudinal chord length.
7. unpowered aircraft according to claim 1, it is characterized in that, described front part of a body is divided into Rhizoma Sparganii conical shell planar, and the seamed edge in described Rhizoma Sparganii conical shell face is surface blending structure, and the rear end of described body is provided with tailplane and is connected to the vertical tail of described tailplane both sides.
8. unpowered aircraft according to claim 1, is characterized in that, described front part of a body is divided into and meets aerodynamic curved profile structure; The rear end of described body is provided with tailplane and is positioned at the vertical tail of described tailplane both sides.
9. unpowered aircraft as claimed in any of claims 1 to 8, is characterized in that, the front end of described body is provided with NFC chip.
10. unpowered aircraft as claimed in any of claims 1 to 8, is characterized in that, described body unit projection area quality is less than or equal to 0.025g/cm
2, described body weight 0.01g-4g, can realize Ultra-Low Speed flight.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510089980.1A CN104606903B (en) | 2015-02-27 | 2015-02-27 | A kind of unpowered aircraft |
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|---|---|---|---|
| CN201510089980.1A CN104606903B (en) | 2015-02-27 | 2015-02-27 | A kind of unpowered aircraft |
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| CN104606903A true CN104606903A (en) | 2015-05-13 |
| CN104606903B CN104606903B (en) | 2017-12-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106218854A (en) * | 2016-07-28 | 2016-12-14 | 王运兵 | Lift aircraft fuselage assembly |
Citations (3)
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| CN201175580Y (en) * | 2007-12-28 | 2009-01-07 | 卢铭津 | Aircraft shell |
| CN103862648A (en) * | 2012-12-11 | 2014-06-18 | 福特环球技术公司 | Method of Forming Natural Fiber Polymer Composite |
| CN204563605U (en) * | 2015-02-27 | 2015-08-19 | 成都学尚科技有限公司 | A kind of unpowered aircraft |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201175580Y (en) * | 2007-12-28 | 2009-01-07 | 卢铭津 | Aircraft shell |
| CN103862648A (en) * | 2012-12-11 | 2014-06-18 | 福特环球技术公司 | Method of Forming Natural Fiber Polymer Composite |
| CN204563605U (en) * | 2015-02-27 | 2015-08-19 | 成都学尚科技有限公司 | A kind of unpowered aircraft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106218854A (en) * | 2016-07-28 | 2016-12-14 | 王运兵 | Lift aircraft fuselage assembly |
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| CN104606903B (en) | 2017-12-19 |
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