CN108721912A - A kind of model of an airplane - Google Patents
A kind of model of an airplane Download PDFInfo
- Publication number
- CN108721912A CN108721912A CN201810918472.3A CN201810918472A CN108721912A CN 108721912 A CN108721912 A CN 108721912A CN 201810918472 A CN201810918472 A CN 201810918472A CN 108721912 A CN108721912 A CN 108721912A
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- airplane
- crank
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- 238000009434 installation Methods 0.000 claims description 6
- 238000007514 turning Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H27/00—Toy aircraft; Other flying toys
- A63H27/02—Model aircraft
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H27/00—Toy aircraft; Other flying toys
- A63H27/14—Starting or launching devices for toy aircraft; Arrangements on toy aircraft for starting or launching
Landscapes
- Toys (AREA)
Abstract
The invention discloses a kind of model of an airplanes, including model of an airplane main body, the tail portion horizontal position of the model of an airplane main body is equipped with model rear body, model rear body both sides are vertically installed with model and fix empennage, the on both sides of the middle level of the model of an airplane main body is installed with model host wing, the middle part of the model host wing is chimeric upper shell, the side of the upper shell is nested inside with the first motor steering engine, the side of the first motor steering engine is connected with the first crank, the end of first crank is connected with second connecting rod, the end of the second connecting rod is connected with first connecting rod, the end of the first connecting rod is connected with the second crank, second crank end is equipped with motor contact.The model of an airplane can reduce the probability that engine falls off, improve the safety of flight, using crank mechanism, realize the change in power output direction, improve the utilization of engine efficiency, reduce kinetic equation loss.
Description
Technical field
The present invention relates to model aircraft field, specially a kind of model of an airplane.
Background technology
Aircraft refers to that the power plant with a tool or more tool engines generates the thrust advanced or pulling force, by consolidating for fuselage
Determine wing and generate lift, in the aircraft for overweighting air of endoatmosphere flight, aircraft is the most common type fixed-wing aviation
Device, the engine type used according to it can be divided into jet airplane and propeller aeroplane again, and the model of an airplane is exactly that installation is existing
Some aircraft carry out it is special innovation manufacture a kind of movable or static model, the model of an airplane generally with manned aircraft one
Sample is mainly made of wing, empennage, fuselage, undercarriage, engine and six part of control system, and engine is the model of an airplane
In core the most a part, for existing model aircraft due to of low cost, design accuracy is relatively low, therefore can be solid in engine
It does not use full-enclosed to fix when determining, simple buckle-type is only used only and connects, but the model of an airplane is some spies in flight
Skill can generate interior of aircraft larger load when action, and engine itself can bear larger pressure, and simply solid
Surely it cannot meet the fixation under these special load states, engine can be led to problems such as to fall off, while the model of an airplane is adopted mostly
With propeller provide power, but existing propeller use substantially be all directional at-tachment propeller, cannot be by engine
Power completely use, when taking off, longitudinal propeller arrange so that engine power loss it is extremely tight
Weight.
Invention content
（One）The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of model of an airplanes, reduce aircraft when in use, and engine is de-
The problem of falling makes engine being clamped as possible, while will not additionally increase heat dissipation capacity, while being adopted on engine installation structure
With new rotatable mechanism, avoid conventional airplane that from can only unidirectionally utilizing power, the problem for causing power loss amount larger.
（Two）Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：A kind of model of an airplane, including model of an airplane master
The tail portion horizontal position of body, the model of an airplane main body is equipped with model rear body, model rear body both sides right angle setting
There is model to fix empennage, the on both sides of the middle level of the model of an airplane main body is installed with model host wing, the model master
The middle part of wing is chimeric to have upper shell, the side of the upper shell to be nested inside with the first motor steering engine, the first motor rudder
The side of machine is connected with the first crank, and the end of first crank is connected with second connecting rod, and the end of the second connecting rod is lived
Dynamic to be connected with first connecting rod, the end of the first connecting rod is connected with the second crank, and second crank end is equipped with electricity
The side of machine connector, the motor contact is equipped with airscrew engine, and the end of the airscrew engine is equipped with spiral
Paddle spinner is socketed with propeller blade, the top of the airscrew engine between the airscrew engine and screw propeller cap
It is equipped with engine main casing outside portion, main fixed jaw is installed between airscrew engine and engine main casing, it is described
The middle part of model rear body is equipped with rear set casing, and the outer surface of the rear set casing is chimeric interior hexagonal tight fixed bolt, after described
The side of set casing is equipped with main screw shell, and being fitted into the middle part of the bottom of the main screw shell has the second motor steering engine, institute
The end bolt for stating main screw shell has tail end to limit panel.
Preferably, first crank, first connecting rod, second connecting rod and the second crank collectively constitute toggle,
And first connecting rod is pierced by fixation by the through-hole that the first crank end opens up, and the first crank, first connecting rod, second connecting rod and
The quantity of second crank is three groups, is located at the airscrew engine position in the middle part of host wing both sides and rear body.
Preferably, the upper shell is divided into two valves up and down, uses and snaps connection between two half modules, buckles in shell
The inner surface of body, the upper shell rear shape is circular arc, and the first half circular arc end of upper shell is more than symmetrical center line, on
The arc radius of casing upper half point is more than the arc radius of lower half portion.
Preferably, the cross sectional shape of the screw propeller cap is curl isosceles triangle, the top arc in section and side
Circular arc seamlessly transits, and the lift of 90 degree of rotations may be implemented in the engine of wing both sides setting.
Preferably, the quantity of the interior hexagonal tight fixed bolt is four groups, and interior hexagonal tight fixed bolt is entrenched in rear set casing
Four turnings, and the surface of rear set casing offers two groups of through-holes, and the shape of through-hole is rectangle, and main screw shell is outer
Surface offers rectangular through-hole.
Preferably, the quantity of the main fixed jaw is two groups, and the shape of main fixed jaw is seamed edge semicircle, main fixed jaw
First and last end is respectively horizontal and vertical turning, and the end of main fixed jaw bolts the bottom outer surface in airscrew engine, and
There is the diameter of axle more than rotor shaft between two groups of main fixed jaw.
Preferably, the end of the model host wing is bent downwardly, and the shape of model host wing is swept-back wing.
Preferably, the front protrusion of the model of an airplane main body, middle part is recessed, and front height of projection highest level face does not surpass
Cross the upper horizontal plane that model fixes empennage.
Preferably, circular through hole is offered in the middle part of the model rear body, through-hole diameter is more than propeller blade most
Major diameter, and the center line of the central axes of propeller blade and through-hole overlaps.
Preferably, the quantity of the first motor steering engine is two groups, and installation respectively adapts to the engine of wing both sides, the
The quantity of two motor steering engine is one group, is mounted on the position of sustainer.
（Three）Advantageous effect
The present invention provides a kind of model of an airplanes, have following advantageous effect：
（1）, the model of an airplane, can by the propeller at the wing of propeller aeroplane carry out 90 degree rotation, realization propeller
The variation of power direction.
（2）, the model of an airplane, change traditional power plant clamping device, reduce the probability that engine is fallen, increase
Stability when engine is run.
（3）, the model of an airplane makes main lift be exported between fixed empennage, increased using novel active force equipment
Add the delivery efficiency of power, reduces the wasting of resources.
（4）, the model of an airplane make aircraft will not be out of control at once in the manipulation problem for encountering burst using multigroup steering engine,
The model aircraft loss of reduction entirety as possible, avoids the destruction of unrepairable.
（5）, the model of an airplane, using novel power retainer plate, can by entire engine wrapping as possible, simultaneously
It will not lead to engine overheat, improve the stability that engine uses.
Description of the drawings
Fig. 1 is a kind of vertical view of the model of an airplane of the present invention；
Fig. 2 is a kind of side view of the model of an airplane of the present invention；
Fig. 3 is a kind of isometric side view of the model of an airplane of the present invention；
Fig. 4 is a kind of main lifting propeller structure chart of the model of an airplane of the present invention；
Fig. 5 is a kind of model of an airplane power fixture structure figure of the present invention；
Fig. 6 is a kind of model of an airplane auxiliary propeller structure chart of the present invention.
In figure：1, model of an airplane main body；2, second connecting rod；3, the first crank；4, the second crank；5, model host wing；6,
Model fixes empennage；7, model rear body；8, airscrew engine；9, propeller blade；10, first connecting rod；11, tail end limits
Panel；12, screw propeller cap；13, the second motor steering engine；14, rear set casing；15, interior hexagonal tight fixed bolt；16, main fixed jaw；
17, engine main casing；18, motor contact；19, the first motor steering engine；20, upper shell；21, main screw shell.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 6 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of model of an airplane, including model of an airplane main body 1, mould
The tail portion horizontal position of type aircraft body 1 is equipped with model rear body 7, and 7 both sides of model rear body are vertically installed with model and fix
The on both sides of the middle level of empennage 6, model of an airplane main body 1 is installed with model host wing 5, and the middle part of model host wing 5 is chimeric
There are upper shell 20, the side of upper shell 20 to be nested inside with the first motor steering engine 19, the side of the first motor steering engine 19 is connected with
The end of first crank 3, the first crank 3 is connected with second connecting rod 2, and the end of second connecting rod 2 is connected with first connecting rod 10,
The end of first connecting rod 10 is connected with the second crank 4, and 4 end of the second crank is equipped with motor contact 18, motor contact
18 side is equipped with airscrew engine 8, and the end of airscrew engine 8 is equipped with screw propeller cap 12,8 He of airscrew engine
Propeller blade 9 is socketed between screw propeller cap 12, the top outer of airscrew engine 8 is equipped with engine main casing 17,
Main fixed jaw 16 is installed between airscrew engine 8 and engine main casing 17, after the middle part of model rear body 7 is equipped with
Set casing 14, the outer surface of rear set casing 14 is chimeric to have interior hexagonal tight fixed bolt 15, the side of rear set casing 14 to be equipped with principal screw
Paddle shell 21, the bottom middle part of main screw shell 21 is chimeric the second motor steering engine 13, the end bolt of main screw shell 21
It is connected to tail end limit panel 11.
First crank 3, first connecting rod 10, second connecting rod 2 and the second crank 4 collectively constitute toggle, and first
Connecting rod 10 is pierced by fixation, and the first crank 3, first connecting rod 10, second connecting rod 2 by the through-hole that 3 end of the first crank opens up
Quantity with the second crank 4 is three groups, is located at 8 position of airscrew engine in the middle part of host wing both sides and rear body, subtracts
Few number of components is realized convenient for the characteristic of bending with itself and is fixed, reduced weight of equipment, be provided in engine mounting positions
Toggle ensure that the synchronism stability of whole equipment operating.
Upper shell 20 is divided to for upper and lower two valves, using snapping connection between two half modules, buckles in the interior table of shell
Face, 20 rear shape of upper shell is circular arc, and the first half circular arc end of upper shell 20 is more than symmetrical center line, on upper shell 20
The arc radius of half part is more than the arc radius of lower half portion, snaps connection, easy to disassemble, starts simultaneously at the circle of radius unequal
Arc, it is possible to reduce the generation of air disturbance, increase the lift of aircraft.
The cross sectional shape of screw propeller cap 12 is curl isosceles triangle, and the top arc and side circular arc in section are smoothed
It crosses, the lift of 90 degree of rotations may be implemented in the engine of wing both sides setting, smooth when increase air flows, avoids not advising
Then angle causes flow perturbation excessive, limits the lift angle of propeller, avoids lift is excessive from causing aircraft out of control.
The quantity of interior hexagonal tight fixed bolt 15 is four groups, and interior hexagonal tight fixed bolt 15 is entrenched in four of rear set casing 14
Turning, and the surface of rear set casing 14 offers two groups of through-holes, the shape of through-hole are rectangle, and the appearance of main screw shell 21
Face offers rectangular through-hole, reduces the weight of entire aircraft, increases fuel oil utilization ratio, while through-hole can increase equipment and dissipate
Thermal effect avoids steering engine and engine overheat.
The quantity of main fixed jaw 16 is two groups, and the shape of main fixed jaw 16 is seamed edge semicircle, the first and last of main fixed jaw 16
End is respectively horizontal and vertical turning, and the end of main fixed jaw 16 bolts the bottom outer surface in airscrew engine 8, and main
There is the diameter of axle more than rotor shaft between 16 two groups of fixed jaw, ensures that entire main fixed jaw 16 can be respectively in engine spiral
The surface of paddle motor 8 and engine main casing 17 is fixed, while the gap between two groups of main fixed jaws 16 is more than main shaft, avoids
Interference is generated when to spindle drive.
The end of model host wing 5 is bent downwardly, and the shape of model host wing 5 is swept-back wing, and swept-back wing aircraft is more
Maturation, it is more accurate to the control of air flow direction, the disturbance of air-flow is reduced, while model is fixed empennage 6 and can also partly be limited
The disturbance of air-flow.
The front protrusion of model of an airplane main body 1, middle part is recessed, and front height of projection highest level face is fixed no more than model
The upper horizontal plane of empennage 6, it is ensured that in flight course, air-flow not will produce excessive aircraft when operation below aboard
Flow perturbation, the air-flow more rule in the middle part of aircraft are unlikely to excessive mixed and disorderly.
The middle part of model rear body 7 offers circular through hole, and through-hole diameter is more than the maximum gauge of propeller blade 9, and
The central axes of propeller blade 9 and the center line of through-hole overlap, and ensure that propeller blade 9 can accurate and airscrew engine
8 cooperations avoid when propeller rotational and model rear body 7 generate interference.
The quantity of first motor steering engine 19 is two groups, and installation respectively adapts to the engine of wing both sides, the second motor rudder
The quantity of machine 13 is one group, is mounted on the position of sustainer, and each engine is used different groups of other servos controls, is avoided
Same steering engine damage leads to the out of control of entire aircraft.
In conclusion three groups of airscrew engines 8 are installed model host by the model of an airplane respectively when in use
On the engine installation position of the wing 5 and model rear body 7, the first motor steering engine 19 and the second motor steering engine 13 are installed respectively later
In place, steering engine and hair are mounted on after then assembling first connecting rod 10, second connecting rod 2, the first crank 3 and the second crank 4
Between motivation, the engine main casing 17 on 8 surface of airscrew engine is fixed by main fixed jaw 16 later, to fixed entire
Airscrew engine 8, when needing to adjust the output power direction of engine, the first motor steering engine 19 of control drives first
Crank 3, first connecting rod 10, second connecting rod 2 and the rotation of the second crank 4, it is defeated to realize by 9 rotated ninety degrees of propeller blade
Go out the change of power direction, the case where present invention has evaded engine direction and fixes, cause aircraft power that cannot export completely, compared with
For practicality.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " including one ... the element limited, it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ", the electricity occurred in this article
Device element is electrically connected with extraneous main controller and 220V alternating currents, and main controller can be that computer etc. has played the routine of control
Know equipment.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of model of an airplane, including model of an airplane main body（1）, it is characterised in that：The model of an airplane main body（1）Tail portion water
Prosposition, which is set, is equipped with model rear body（7）, the model rear body（7）Both sides are vertically installed with model and fix empennage（6）, described
Model of an airplane main body（1）On both sides of the middle level be installed with model host wing（5）, the model host wing（5）Middle part
It is chimeric to have upper shell（20）, the upper shell（20）Side be nested inside with the first motor steering engine（19）, first motor
Steering engine（19）Side be connected with the first crank（3）, first crank（3）End be connected with second connecting rod（2）, described
Two connecting rods（2）End be connected with first connecting rod（10）, the first connecting rod（10）End be connected with second song
Handle（4）, second crank（4）End is equipped with motor contact（18）, the motor contact（18）Side be equipped with spiral
Paddle motor（8）, the airscrew engine（8）End be equipped with screw propeller cap（12）, the airscrew engine（8）With
Screw propeller cap（12）Between be socketed with propeller blade（9）, the airscrew engine（8）Top outer be equipped with engine
Main casing（17）, airscrew engine（8）With engine main casing（17）Between be installed with main fixed jaw（16）, the mould
Type rear body（7）Middle part be equipped with rear set casing（14）, the rear set casing（14）Outer surface chimeric have interior hexagonal clamp screw
Bolt（15）, the rear set casing（14）Side be equipped with main screw shell（21）, the main screw shell（21）Bottom
Middle part is chimeric the second motor steering engine（13）, the main screw shell（21）End bolt have tail end limit panel（11）.
2. a kind of model of an airplane according to claim 1, it is characterised in that：First crank（3）, first connecting rod
（10）, second connecting rod（2）With the second crank（4）Collectively constitute toggle, and first connecting rod（10）Pass through the first crank
（3）The through-hole that end opens up is pierced by fixation, and the first crank（3）, first connecting rod（10）, second connecting rod（2）With the second crank
（4）Quantity be three groups, be located at 8 position of airscrew engine in the middle part of host wing both sides and rear body.
3. a kind of model of an airplane according to claim 1, it is characterised in that：The upper shell（20）It is divided into two valves up and down
Film is buckled using snapping connection between two half modules in the inner surface of shell, the upper shell（20）Rear shape is circle
Arc, and upper shell（20）First half circular arc end be more than symmetrical center line, upper shell（20）The arc radius of top half is big
Arc radius in lower half portion.
4. a kind of model of an airplane according to claim 1, it is characterised in that：The screw propeller cap（12）Cross sectional shape
For curl isosceles triangle, the top arc and side circular arc in section seamlessly transit, and the engine of wing both sides setting can be real
The lift of existing 90 degree of rotations.
5. a kind of model of an airplane according to claim 1, it is characterised in that：The interior hexagonal tight fixed bolt（15）Quantity
It it is four groups, and interior hexagonal tight fixed bolt（15）It is entrenched in rear set casing（14）Four turnings, and rear set casing（14）Surface
Offer two groups of through-holes, the shape of through-hole is rectangle, and main screw shell（21）Outer surface offer rectangular through-hole.
6. a kind of model of an airplane according to claim 1, it is characterised in that：The main fixed jaw（16）Quantity be two
Group, and main fixed jaw（16）Shape be seamed edge semicircle, main fixed jaw（16）First and last end be respectively horizontal and vertical turning, and
Main fixed jaw（16）End bolt in airscrew engine（8）Bottom outer surface, and main fixed jaw（16）Have between two groups
More than the diameter of axle of rotor shaft.
7. a kind of model of an airplane according to claim 1, it is characterised in that：The model host wing（5）End it is downward
Bending, and model host wing（5）Shape be swept-back wing.
8. a kind of model of an airplane according to claim 1, it is characterised in that：The model of an airplane main body（1）Front it is convex
It rises, middle part is recessed, and front height of projection highest level face is no more than model and fixes empennage（6）Upper horizontal plane.
9. a kind of model of an airplane according to claim 1, it is characterised in that：The model rear body（7）Middle part open up
There are circular through hole, through-hole diameter to be more than propeller blade（9）Maximum gauge, and propeller blade（9）Central axes and through-hole
Center line overlap.
10. a kind of model of an airplane according to claim 1, it is characterised in that：The first motor steering engine（19）Quantity
It it is two groups, installation respectively adapts to the engine of wing both sides, the second motor steering engine（13）Quantity be one group, be mounted on main hair
The position of motivation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810918472.3A CN108721912A (en) | 2018-08-13 | 2018-08-13 | A kind of model of an airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810918472.3A CN108721912A (en) | 2018-08-13 | 2018-08-13 | A kind of model of an airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108721912A true CN108721912A (en) | 2018-11-02 |
Family
ID=63942699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810918472.3A Pending CN108721912A (en) | 2018-08-13 | 2018-08-13 | A kind of model of an airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108721912A (en) |
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| CN203402385U (en) * | 2013-06-14 | 2014-01-22 | 梁星 | Single-axis aircraft |
| CN204979226U (en) * | 2015-08-12 | 2016-01-20 | 江阴市翔诺电子科技有限公司 | Novel multiaxis gyroplane ware |
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| CN206358351U (en) * | 2017-01-09 | 2017-07-28 | 华北电力大学（保定） | A kind of wing and the double two axle aircraft verted of engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN304421539S (en) * | 2017-12-22 | |||
| JP3038683U (en) * | 1996-12-12 | 1997-06-24 | 正勝 松井 | RC glider with auxiliary propulsion device |
| CN2560405Y (en) * | 2002-07-09 | 2003-07-16 | 楼英俊 | Collision-proof wireless remote control electric model airplane |
| CN200970477Y (en) * | 2006-11-23 | 2007-11-07 | 深圳市艾特电子技术有限公司 | Artificial plane model |
| CN201321159Y (en) * | 2008-09-22 | 2009-10-07 | 赵天安 | Unmanned aircraft with vertical ducts |
| CN102632992A (en) * | 2012-03-28 | 2012-08-15 | 北京航空航天大学 | Single-power horizontal tractor type high-speed high-mobility helicopter |
| CN203402385U (en) * | 2013-06-14 | 2014-01-22 | 梁星 | Single-axis aircraft |
| CN204979226U (en) * | 2015-08-12 | 2016-01-20 | 江阴市翔诺电子科技有限公司 | Novel multiaxis gyroplane ware |
| CN205273862U (en) * | 2016-01-12 | 2016-06-01 | 成都纵横自动化技术有限公司 | Composite wing VTOL unmanned aerial vehicle |
| CN107754342A (en) * | 2016-08-17 | 2018-03-06 | 江阴市翔诺电子科技有限公司 | The Novel noise-reduction model of an airplane |
| CN206358351U (en) * | 2017-01-09 | 2017-07-28 | 华北电力大学（保定） | A kind of wing and the double two axle aircraft verted of engine |
| CN108163172A (en) * | 2018-01-22 | 2018-06-15 | 哈尔滨工程大学 | A kind of nobody pneumatic ship of paddy field |
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Application publication date: 20181102 |