CN110422314A - It can front and back deformation Bionic flexible wing - Google Patents
It can front and back deformation Bionic flexible wing Download PDFInfo
- Publication number
- CN110422314A CN110422314A CN201910829704.2A CN201910829704A CN110422314A CN 110422314 A CN110422314 A CN 110422314A CN 201910829704 A CN201910829704 A CN 201910829704A CN 110422314 A CN110422314 A CN 110422314A
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- China
- Prior art keywords
- marmem
- wing
- inner frame
- skeleton
- electric heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000011664 nicotinic acid Substances 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000005485 electric heating Methods 0.000 claims abstract description 38
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 17
- 238000012546 transfer Methods 0.000 claims description 13
- 229920002748 Basalt fiber Polymers 0.000 claims description 3
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 229920002530 polyetherether ketone Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 2
- 230000006870 function Effects 0.000 abstract description 4
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 2
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000028016 temperature homeostasis Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/38—Adjustment of complete wings or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Toys (AREA)
Abstract
One kind can front and back deform Bionic flexible wing, marmem inner frame is fixed on marmem skeletal internal outside by card slot, and outer skeleton electric heating mechanism is coated on outer skeleton, and inner frame electric heating mechanism is coated on inner frame;Thermal insulation layer be clipped in outer skeleton electric heating mechanism and inner frame electric heating mechanism in;Flexible wing covering is integrally formed, is coated on entire wing outermost.The present invention is using marmem as wing skeleton, by skeleton Resistant heating adjustable shape memorial alloy frame configuration inside and outside marmem.Respectively inside and outside skeleton trains shape memory, skeleton inside and outside thermal drivers, and inside and outside skeleton drives each other completes wing front and back deformation.Deformation before and after wing can be achieved in the present invention, and wing deformation only can be realized by marmem skeleton.Compared with traditional fixed-wing aircraft wing, have the function of wing shapes deformation, aircraft can be made to adapt to different aerodynamic environments, enhancing aircraft flies control performance.
Description
Technical field
The present invention relates to a kind of aircraft, in particular to a kind of aircraft can front and back deform Bionic flexible wing.
Background technique
The main function of flight wing is to generate lift, to support aircraft to fly in the sky.It also rise certain stabilization and
Manipulation effect.Traditional fixed wing aircraft controls the distribution of airfoil lift or resistance by the activity of the leading edge of a wing and rear, to reach
To the purpose for increasing lift or change aircraft flight attitude.Traditional wing is the change for realizing aircraft flight attitude, needs activity
Aerofoil has the mechanisms such as various front and rear edge high lift devices, aileron, spoiler, flap, elevon, and structure is complicated, manufacture difficulty
High and manufacturing cost is big.With the development of aviation industry, people require aircraft to have superior flying quality and handling,
The performance of traditional wing has been difficult to realize technological break-through, greatly limits the promotion of aeroplane performance.And tradition
Mechanical transmission-type wing in aircraft flight unavoidably can abrasion between generating means, influence the stability of aircraft flight.It passes
System wing rigid skin cannot achieve integrally formed manufacture, influence the aeroperformance of aircraft entirety, increase the flight resistance of aircraft
Power increases the energy consumption of aircraft to a certain extent.On the other hand, small-sized fixed-wing unmanned plane is more more and more universal in recent years, passes
System wing is the deformation for realizing wing, needs to increase aforementioned numerous element parts, increases aircraft weight to a certain extent,
Some baby planes are to reduce manufacture difficulty, give up wing deformability, the flying quality of aircraft is greatly affected.
Birds deacclimatize various air flow conditions by controlling the shape of wing, and this deformation characteristics of birds wing are that its is excellent
Good flight performance provides the foundation.Birds mainly pass through having an effect for the different muscle of control and wing skeleton motion are driven to adjust wing
Shape is reached change of flight posture or is adapted to the air-flow of variation with optimal flight attitude.
The technology and present Research for making a general survey of above-mentioned fixed wing aircraft wing, by imitating this deformable spy of birds wing
Property, marmem and flexible deformable wing cover are introduced, regulation marmem frame configuration drives wing in turn
Skin morph is, it can be achieved that wing flexible deformable function.
Summary of the invention
It is avoided that before and after drawbacks described above, realization wing the object of the present invention is to provide one kind and deforms, restores shape after deformation
Can front and back deform Bionic flexible wing.
The present invention includes flexible wing covering, marmem outer skeleton, marmem inner frame, outer skeleton
Electric heating mechanism, thermal insulation layer and inner frame electric heating mechanism;
Marmem inner frame is fixed on the outer skeletal internal of marmem, outer skeleton electric heating machine by card slot
Structure is coated on outer skeleton, and inner frame electric heating mechanism is coated on inner frame;Thermal insulation layer is clipped in outer skeleton electric heating mechanism
In inner frame electric heating mechanism;Flexible wing covering is integrally formed, is coated on entire wing outermost.
The material of the outer skeleton of the marmem and marmem inner frame is niti-shaped memorial alloy.
The cross section of the outer skeleton of the marmem is in concave shape;The cross section of marmem inner frame is in convex
Font;The marmem inner frame convex convex shoulder of bottom surface two and the outer two groove phase interworking of skeleton bottom of marmem
It closes, is set in outer marmem dermoskeleton frame in marmem inner frame entirety.
For outer skeleton electric heating mechanism in netted, outer skeleton electric heating mechanism is coated on the outer skeleton appearance of marmem
Skeleton temperature outside marmem can be raised on transfer of shapes temperature by face in a short time.
For inner frame electric heating mechanism in netted, inner frame electric heating mechanism is coated on marmem inner frame appearance
Marmem inner frame temperature can be raised on transfer of shapes temperature by face in a short time.
The material of the thermal insulation layer is that the heat-proof qualities such as basalt fibre are good, light and flexible deformable material.
The material of the flexible wing covering is flexible deformable material.
The flexible deformable material of the flexible wing covering is polyether-ether-ketone or polyurethane.
The working principle of the invention:
Wing skeleton of the present invention uses marmem, and marmem (SMA) is plastically deformed in martensitic state
Afterwards, if suffering restraints in subsequent heating process, then very big restoring force can be generated.It is being lower than its transfer of shapes temperature condition
Under be processed into original shape, and shape volume can be carried out to it on the basis of its original shape being higher than on its transfer of shapes temperature
Journey, the achievable fixation to programmed shape under the conditions of being lower than its transfer of shapes temperature, when its temperature reaches its transfer of shapes temperature
When spending, marmem can be returned to original shape by programmed shape, have very big restoring force in Recovery Process.Shape note
Recalling alloy inner frame original shape is wing original shape, and programmed shape is shape when wing completes deformation backward, shape note
Recalling the outer skeleton original shape of alloy is shape when wing completes deformation backward, and programmed shape is wing original shape.Wing bone
Frame assembling shape is programmed shape.It heats achievable wing to skeleton outside the marmem of wing to deform backward, to machine
The marmem inner frame heating of the wing can complete recovery wing shapes.Thermal insulation layer completely cuts off inside and outside skeleton temperature and conducts mutually.
The course of work of the invention:
When wing needs to move backward, outer skeleton electric heating mechanism heats skeleton outside marmem, works as shape
After the outer skeleton temperature of memorial alloy rises to the outer skeleton deformation temperature of marmem, the outer skeleton of marmem starts shape
Become, completes wing and deform backward.When needing to restore shape after wing completes deformation backward, inner frame electric heating mechanism is to shape
Shape memory alloys inner frame heating, when marmem inner frame temperature rises to skeleton deformation temperature outside marmem
Afterwards, marmem inner frame starts deformation, and wing restores shape.
Beneficial effects of the present invention:
1, using marmem as wing skeleton, by skeleton Resistant heating tune inside and outside marmem
Save marmem frame configuration.Respectively inside and outside skeleton trains shape memory, skeleton inside and outside thermal drivers, and inside and outside skeleton is mutual
Wing front and back deformation is completed for driving.
2, deformation before and after the achievable wing of the present invention, is driven without complicated machinery, only leans on marmem skeleton
Realize wing deformation.Compared with traditional fixed-wing aircraft wing, have the function of wing shapes deformation, aircraft can be made to adapt to different air dynamic
Force environment, enhancing aircraft fly control performance, and it is excellent to have that wing structure is simple, light weight, development cost is low, maintenance cost is low etc.
Point.
3, the tradition machinery movement for eliminating each discrete trailing edge, to reduce resistance and noise, while improving energy
Utilization efficiency is measured, is beneficial to energy conservation.
4, the present invention is applicable not only to fixed wing aircraft, can also widen to forces with fixed-wing such as submarine, cruise missiles
Device system, the environment for improving weapon system accommodate controllability, reduce manufacture and maintenance cost when weapon is on active service.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is that the present invention starts the original state deformed backward.
Fig. 3 is that the present invention completes deformed state backward.
Fig. 4 is skeleton card slot type assembling schematic diagram inside and outside the present invention.
Fig. 5 is skeleton inside and outside the present invention, skeleton thermoregulation mechanism and thermal insulation layer assembling schematic diagram.
Wherein: 1-flexible wing covering;The outer skeleton of 2-marmems;3-marmem inner frames;4—
Outer skeleton electric heating mechanism;5-thermal insulation layers;6-inner frame electric heating mechanisms.
Specific embodiment
It please refers to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the present invention includes flexible wing covering 1, marmem
Outer skeleton 2, marmem inner frame 3, outer skeleton electric heating mechanism 4, thermal insulation layer 5 and inner frame electric heating mechanism 6;
Marmem inner frame 3 is fixed on inside the outer skeleton 2 of marmem by card slot, outer skeleton electric heating
Mechanism 4 is coated on outer skeleton 2, and inner frame electric heating mechanism 6 is coated on inner frame 3;Thermal insulation layer 5 is clipped in outer skeleton electric heating
In mechanism 4 and in inner frame electric heating mechanism 6;Flexible wing covering 1 is integrally formed, is coated on entire wing outermost.
The material of the outer skeleton 2 of the marmem and marmem inner frame 3 is nickel-titanium shape memory conjunction
Gold.
The cross section of the outer skeleton 2 of the marmem is in concave shape;The cross section of marmem inner frame 3 is in
Convex shape;The marmem inner frame convex shoulder of 3 convex bottom surface two and outer 2 bottom of skeleton, the two groove phase of marmem
Mutually cooperate, is set in outer marmem dermoskeleton frame 2 in 3 entirety of marmem inner frame.
In netted, outer skeleton electric heating mechanism 4 is coated on outside the outer skeleton 2 of marmem outer skeleton electric heating mechanism 4
2 temperature of skeleton outside marmem can be raised on transfer of shapes temperature by surface in a short time.
In netted, inner frame electric heating mechanism 6 is coated on outside marmem inner frame 3 inner frame electric heating mechanism 6
3 temperature of marmem inner frame can be raised on transfer of shapes temperature by surface in a short time.
The material of the thermal insulation layer 5 is that the heat-proof qualities such as basalt fibre are good, light and flexible deformable material.
The material of the flexible wing covering 1 is flexible deformable material.
The flexible deformable material of the flexible wing covering 1 is polyether-ether-ketone or polyurethane.
The working principle of the present embodiment:
As shown in Figures 2 and 3, wing skeleton of the present invention uses marmem, and marmem (SMA) is in geneva
After body state plastic deformation, if suffering restraints in subsequent heating process, then very big restoring force can be generated.It is being lower than its shape
Original shape is processed under the conditions of shape transition temperature, and can be on the basis of its original shape on its transfer of shapes temperature being higher than
Shape programming is carried out to it, the achievable fixation to programmed shape under the conditions of being lower than its transfer of shapes temperature, when its temperature reaches
When to its transfer of shapes temperature, marmem can be returned to original shape by programmed shape, be had in Recovery Process very big
Restoring force.3 original shape of marmem inner frame is wing original shape, and programmed shape is that wing completion deforms backward
When shape, outer 2 original shape of skeleton of marmem is that wing completes shape when deforming backward, and programmed shape is wing
Original shape.Wing skeleton assembling shape is programmed shape.Achievable machine is heated to skeleton 2 outside the marmem of wing
It is deformed after flapwise, it can complete recovery wing shapes to the heating of marmem inner frame 3 of wing.Thermal insulation layer 5 completely cuts off interior dermoskeleton
Frame temperature is conducted mutually.
The course of work of the present embodiment:
As shown in Figures 2 and 3, when wing needs to move backward, outer skeleton electric heating mechanism 4 to marmem outside
Skeleton 2 heats, after 2 temperature of skeleton rises to skeleton deformation temperature outside marmem outside marmem, shape note
Recall the outer skeleton 2 of alloy and start deformation, completes wing and deform backward.When needing to restore shape after wing completes deformation backward,
Inner frame electric heating mechanism 6 heats marmem inner frame 3, when 3 temperature of marmem inner frame rises to shape
After the outer skeleton deformation temperature of shape memory alloys, marmem inner frame 3 starts deformation, and wing restores shape.
Claims (7)
1. one kind can front and back deform Bionic flexible wing, it is characterised in that: include flexible wing covering (1), shape memory close
The outer skeleton (2) of gold, marmem inner frame (3), outer skeleton electric heating mechanism (4), thermal insulation layer (5) and inner frame electric heating
Mechanism (6);Marmem inner frame (3) is fixed on outer skeleton (2) inside of marmem, outer skeleton electricity by card slot
Heating mechanism (4) is coated on outer skeleton (2), and inner frame electric heating mechanism (6) is coated on inner frame (3);Thermal insulation layer (5) folder
It is neutralized in inner frame electric heating mechanism (6) in outer skeleton electric heating mechanism (4);Flexible wing covering (1) is integrally formed, is coated on
Entire wing outermost.
2. one kind according to claim 1 can front and back deform Bionic flexible wing, it is characterised in that: the shape memory
The material of the outer skeleton (2) of alloy and marmem inner frame (3) is niti-shaped memorial alloy.
3. one kind according to claim 1 can front and back deform Bionic flexible wing, it is characterised in that: the shape memory closes
The cross section of the outer skeleton (2) of gold is in concave shape;The cross section of marmem inner frame (3) is in convex shape;Shape memory closes
Golden inner frame (3) convex shoulder of convex bottom surface two and outer two groove of skeleton (2) bottom of marmem cooperate, shape note
Recall and is set in outer marmem dermoskeleton frame (2) in alloy inner frame (3) entirety.
4. one kind according to claim 1 can front and back deform Bionic flexible wing, it is characterised in that: the described outer skeleton electricity
For heating system (4) in netted, outer skeleton electric heating mechanism (4) is coated on outer skeleton (2) outer surface of marmem, can be short
Skeleton outside marmem (2) temperature is raised on transfer of shapes temperature in time;The inner frame electric heating mechanism
(6) in netted, inner frame electric heating mechanism (6) is coated on marmem inner frame (3) outer surface, can in a short time by
Marmem inner frame (3) temperature is raised on transfer of shapes temperature.
5. one kind according to claim 1 can front and back deform Bionic flexible wing, it is characterised in that: the thermal insulation layer (5)
Material be basalt fibre.
6. one kind according to claim 1 can front and back deform Bionic flexible wing, it is characterised in that: the flexible wing covers
The material of skin (1) is flexible deformable material.
7. one kind according to claim 6 can front and back deform Bionic flexible wing, it is characterised in that: the flexible wing covers
The flexible deformable material of skin (1) is polyether-ether-ketone or polyurethane.
Priority Applications (1)
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CN201910829704.2A CN110422314A (en) | 2019-09-04 | 2019-09-04 | It can front and back deformation Bionic flexible wing |
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CN201910829704.2A CN110422314A (en) | 2019-09-04 | 2019-09-04 | It can front and back deformation Bionic flexible wing |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111924086A (en) * | 2020-07-07 | 2020-11-13 | 北京机电工程研究所 | Deformable mechanism driven by memory alloy |
CN114013571A (en) * | 2021-11-15 | 2022-02-08 | 国家海洋技术中心 | Flexible wing for wave glider and wave glider |
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CN2453862Y (en) * | 2000-11-29 | 2001-10-17 | 兰州记忆合金有限公司 | Marmen shrink-fit type intralaminar nail |
US20100187360A1 (en) * | 2009-01-29 | 2010-07-29 | The Boeing Company | Shape memory riblets |
CA2865595A1 (en) * | 2013-11-06 | 2015-05-06 | The Boeing Company | Methods and tools for forming contoured composite structures with shape memory alloy |
CN107628228A (en) * | 2017-08-28 | 2018-01-26 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of leading edge of a wing continuously bent structure |
CN208136930U (en) * | 2018-04-16 | 2018-11-23 | 上海莱帝科技有限公司 | Chemical defence cofferdam structure |
CN210882587U (en) * | 2019-09-04 | 2020-06-30 | 吉林大学 | Bionic flexible wing capable of deforming forwards and backwards |
-
2019
- 2019-09-04 CN CN201910829704.2A patent/CN110422314A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2453862Y (en) * | 2000-11-29 | 2001-10-17 | 兰州记忆合金有限公司 | Marmen shrink-fit type intralaminar nail |
US20100187360A1 (en) * | 2009-01-29 | 2010-07-29 | The Boeing Company | Shape memory riblets |
CN105936162A (en) * | 2009-01-29 | 2016-09-14 | 波音公司 | Shape memory riblets |
CA2865595A1 (en) * | 2013-11-06 | 2015-05-06 | The Boeing Company | Methods and tools for forming contoured composite structures with shape memory alloy |
CN107628228A (en) * | 2017-08-28 | 2018-01-26 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of leading edge of a wing continuously bent structure |
CN208136930U (en) * | 2018-04-16 | 2018-11-23 | 上海莱帝科技有限公司 | Chemical defence cofferdam structure |
CN210882587U (en) * | 2019-09-04 | 2020-06-30 | 吉林大学 | Bionic flexible wing capable of deforming forwards and backwards |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111924086A (en) * | 2020-07-07 | 2020-11-13 | 北京机电工程研究所 | Deformable mechanism driven by memory alloy |
CN114013571A (en) * | 2021-11-15 | 2022-02-08 | 国家海洋技术中心 | Flexible wing for wave glider and wave glider |
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