CN104691751B - The safe multi-rotor aerocraft of joinery and its construction gusseted light sheet - Google Patents
The safe multi-rotor aerocraft of joinery and its construction gusseted light sheet Download PDFInfo
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- CN104691751B CN104691751B CN201510134525.9A CN201510134525A CN104691751B CN 104691751 B CN104691751 B CN 104691751B CN 201510134525 A CN201510134525 A CN 201510134525A CN 104691751 B CN104691751 B CN 104691751B
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- 238000010276 construction Methods 0.000 title claims abstract description 15
- 238000013517 stratification Methods 0.000 claims abstract description 25
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 8
- 208000020442 loss of weight Diseases 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 5
- 238000012549 training Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 240000007182 Ochroma pyramidale Species 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The joinery and its construction safe multi-rotor aerocraft of gusseted light sheet that the present invention is provided, connecting line including fuselage, rotor, the flight control modules positioned at waist and harness-integrated type, fuselage includes that some pieces of lightweight upright structural slab Tenon grafting forms external frame, the triangular support structure of interior diagonal support, and the vertical direction in vertical stratification plate outermost intersection is provided with rotor；Fixed horizontal structure plate is connected with framework vertical plane; with rotor motor axle as the center of circle is provided with, some protection rotors use the circular rotor holes slightly larger than rotor diameter on horizontal structure plate; each vertical stratification plate is provided with some tenons with horizontal structure plate contact portion; it is corresponding on horizontal structure plate to be provided with mortise, tenon mortise-tenon joint corresponding with mortise.
Description
Technical field
The present invention relates to multi-rotor aerocraft field, and in particular to a kind of main utilization thin-slab structure grafting forms fuselage
The safe multi-rotor aerocraft of joinery and its construction gusseted light sheet.
Background technology
Training multi-rotor aerocraft on the market is all that be combined for carbon fiber plate and carbon fibre tube by metal connecting piece now
Bar type structure, the multi-rotor aerocraft of this structure has high intensity, lightweight advantage.
But this structure can increased technical difficulty at aspects such as assembling, debugging, maintenances to student, largely reduce
Learning efficiency, high cost also allows many students to be difficult to receive.For this situation, we are not square multi-rotor aerocraft
The situation of convenient to operate training is summarized as at following 4 points：
1st, the technology content for operating with and safeguarding is higher, and student needs to be familiar with circuit, it is necessary to operate welding, assembling process
It is cumbersome, need to be using professional installation tool and calibration instrument, student is difficult association's independent operation in the short time.
2nd, Security alert rank is higher during flight, to watch out for aircraft the moment and thrust into or surprisingly chopped wound by rotor etc. unexpected hair
It is raw.
3rd, because rotor is exposed, existing multi-rotor aerocraft is not suitable for carrying out flight training indoors.
4th, maintenance cost is higher, and general new hand control aircraft flight often occurs falling machine phenomenon, multi-rotor aerocraft
Carbon fibre structure can only be changed once damaging, it is impossible to which repairing is substituted with other materials.
Regarding to the issue above, we have consulted great mass of data, find the joinery and its construction building of Chinese tradition in resistance earthquake
During impulsive force, the thinking of " defeating a force with a tenderness " is used, by cleverly constructing, with minimum cost by powerful corollary failure
Power diminishes to minimum degree.This brings a series of inspirations to us, could be using the Tenon knot in Chinese tradition timber buildings
The principle of structure gusseted, then realize our purpose of design by the electronics integrated technology and New Type Material of modernization.
The content of the invention
The present invention is to solve the above problems, there is provided a kind of grafting mortise-tenon joint mode of utilization thin plate forms fuselage, and
It is provided with the joinery and its construction safe multi-rotor aerocraft of gusseted light sheet in the circular rotor hole of protection rotor.
The present invention is achieved through the following technical solutions, the safe multi-rotor aerocraft of joinery and its construction gusseted light sheet,
Connecting line including fuselage, rotor, the flight control modules positioned at waist and harness-integrated type, if the fuselage includes
The lightweight upright structural slab Tenon grafting of dry block forms external frame, the triangular support structure of interior diagonal support, vertical
The vertical direction of structural slab outermost intersection is provided with rotor；
Fixed horizontal structure plate is connected with framework vertical plane, is set by the center of circle of rotor motor axle on horizontal structure plate
There are some circular rotor holes of the protection rotor slightly larger than rotor diameter, both protected the energy supply control module of bottom, and can increase
Plus fuselage bulk strength, rotor be arranged on horizontal structure plate rotor hole in be effectively guaranteed equipment and personal safety；
Each vertical stratification plate is provided with some tenons with horizontal structure plate contact portion, corresponding setting on horizontal structure plate
There are mortise, tenon mortise-tenon joint corresponding with mortise.
For further fixed main body, the vertical stratification plate outermost is intersecting extension, and the extension end
Top is connected with rotor hole outer face contact on horizontal structure plate, and connected mode is on the tenon of extension and rotor hole outer
Mortise mortise-tenon joint.
To increase stability and intensity, vertical stratification plate quantity >=6, some outside vertical structural slabs combine to form many
Side shape frame structure, polygonal frame it is diagonal at least provided with a diagonal vertical structural slab.
Because top stress is larger, to increase top intensity, the horizontal structure plate is provided with, increase identical with its shape
The upper strata horizontal structure plate of intensity.
In order to mitigate total quality as far as possible, corners on the downside of the vertical stratification plate plate, that upside plugs together contact site is equal
It is provided with loss of weight chamfering；Vertical stratification plate has some loss of weight circular holes.
For ease of fixed power source control module, the diagonal vertical structural slab is provided with some for connecting power line and data
The through hole of line.
For reduces cost, the material of the vertical stratification plate is aviation laminate, plank or KT plates.
It is of the invention to have following usefulness：
1. light sheet（KT plates, aviation laminate, cork wood piece）Each vertical stratification plate for cutting into, for the group of fuselage
Type is dressed up, the cost of aircraft manufacture and maintenance is greatly reduced.
2. the Tenon and supporting construction of fuselage ensure that enough intensity, can realize simple, quick assembling, carry
The speed that aircraft high makes and repairs.
3. rotor hole enhances security protection performance, and aircraft can indoors carry out flight training, can protect rotor sheet
Body damage, avoids personal injury again.
4. strong shock resistance, ensure that the safety of the aircraft in training, and duration is safeguarded in reduction.
Brief description of the drawings
Fig. 1 assembly structure diagrams of the present invention.
Fig. 2 horizontal structure plate structure schematic diagrams of the present invention.
Fig. 3 top structure schematic diagrames of the present invention.
Fig. 4 polycrystalline substance schematic diagrames of the present invention.
1. outside vertical structural slab in figure, 11. tenons, 2. horizontal structure plate, 21. mortises, 22. rotor holes, 3. diagonally hang down
Straight structural slab, 4. rotor, 5. upper strata horizontal structure plate.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the joinery and its construction safe multi-rotor aerocraft of gusseted light sheet for being provided in the present invention
Embodiment in, fuselage includes the structure of the framework that is constituted with different angle of intersection grafting of 6 blocks of vertical stratification plates and diagonal strut,
Vertical stratification plate is provided with inserting groove, it is ensured that being capable of easily Tenon grafting.Wherein 4 pieces outside vertical structural slabs 1 constitute outside
Frame structure, inside frame structure, direction diagonally is also plugged with the diagonal vertical structural slab intersected in position of centre of gravity
3.So, the triangular support configurations that multiple structural slabs mutually intersect grafting are formed.In outermost triangular support configurations phase
Vertical direction at friendship is provided with rotor 4, rotor 4 is in most stable of position.
The structure of horizontal structure plate 2 shown in Fig. 2, it is provided with the rotor hole 22 for shielding according to the position of rotor 4, rotation
The wing 4 is located inside rotor hole 22, and horizontal structure plate 2 is located at the top of vertical stratification plate.Vertical stratification plate and horizontal structure plate 2
Contact site is provided with some tenons 11, and horizontal structure plate 2 corresponding with these tenons 11 is provided with mortise 21, by joinery and its construction
Both are fixed.Additionally, the end top of the outer extensions of the outermost intersection of vertical stratification plate is provided with tenon 11 and rotor hole
Corresponding mortise is also carried out Tenon combination on 22 outers face.
Because horizontal plane stress is larger, to increase its intensity, it is strong that horizontal structure plate 2 is provided with, increase identical with its shape
The upper strata horizontal mechanism plate 5 of degree.
In loss of weight design, in order to mitigate total quality as far as possible, corners, upside on the downside of vertical stratification plate are plugged together and connect
Contact portion carries out trimming treatment, forms the chamfering of loss of weight so that each plate shape is into the trapezoidal structure of class；Diagonal vertical structure
Some lightening holes for not influenceing intensity can be opened on plate 3.
Flight control modules of the invention continue to use prior art, are not drawn in figure, but for the ease of connecting flight control
Power supply and data wire needed for module, the diagonal vertical structural slab 3 are provided with some through holes at the position that position of centre of gravity intersects, and fly
Row control module is fixed in the position of centre of gravity of fuselage with the thread gluing with gum and band, meets flight and requires.
On the material of thin plate, for reduces cost, the material of vertical stratification plate is aviation laminate, plank or KT plates,
This kind of sheet fabrication is simple, with low cost, can easily by fuselage integral replacing, and student is by simply showing in teaching test
Just the interpolation of complete independently fuselage can be made in 10 minutes after the explanation of model.
Fig. 3 and Fig. 4 show finished product design sketch of the invention, the planar junction that each vertical stratification plate 1,3 of bottom is formed
Structure can realize that the steady of aircraft rises, falls and airline operation, and can bear certain impulsive force.Top is more smooth, rotor 4
It is in the rotor hole 22 on horizontal structure plate 2,5, effectively the safety of protection rotor 4, personal safety can not only be protected, in room
Also aircraft security can be effectively protected when inside using.
In KT materials plate is tested as the impact resistance of material, the aircraft that the present invention is provided can be by following items：
Body load-bearing 95kg；The bump test of the metre per second (m/s) of side knock 10；Free fall test under zero load：10 times 10 meters
Highly fall it is intact, 10 15 meters of height fall 8 times it is intact；10 meters of free-electron models during standard load-carrying：6 times intact；10 times 5 meters from
By falling：It is intact；Anti-twist test：It is intact under 10kg distortion powers.
Test proves that, impact resistance of the invention can meet daily workout needs.
In practical operation, the joinery and its construction safe multi-rotor aerocraft of gusseted light sheet that the present invention is provided, at 2 grades
The outdoor of wind is made that " the 10 meters of height levels in middle association of CA multi-rotor aerocraft pilot rating Pyatyi horizontal balance
Straight line ".
Claims (4)
1. the safe multi-rotor aerocraft of joinery and its construction gusseted light sheet, including fuselage, rotor（4）, positioned at waist
Flight control modules and harness-integrated type connecting line, it is characterised in that：
The fuselage includes that some pieces of lightweight upright structural slab intersects vertically and combines to form outside polygonal frame, interior diagonal
The triangular support configurations of support, the vertical direction in vertical stratification plate outermost intersection is provided with rotor（4）Mounting seat；
The plane vertical with frame plate is connected with fixed horizontal structure plate（2）, horizontal structure plate（2）On with rotor（4）Axle
For the center of circle is provided with some circular rotor holes of the protection rotor slightly larger than rotor diameter（22）；
Each vertical stratification plate and horizontal structure plate（2）Contact portion is provided with some tenons（11）, horizontal structure plate（2）Upper correspondence
Be provided with mortise（21）, tenon（11）With mortise（21）Correspondence mortise-tenon joint；
The vertical stratification plate has in outermost intersection and stretches out, and the extension upper end and horizontal structure plate（2）
On rotor hole（22）The contact connection of outer face, connected mode is the tenon of extension（11）With rotor hole（22）On the face of outer
Mortise（21）Mortise-tenon joint.
2. the safe multi-rotor aerocraft of joinery and its construction gusseted light sheet according to claim 1, it is characterised in that
Vertical stratification plate quantity >=6, some outside vertical structural slabs（1）Composition polygonal frame, each of polygonal frame is right
Angle is at least provided with a diagonal vertical structural slab（3）；
The diagonal vertical structural slab（3）Intersect in the position of centre of gravity of aircraft, there are some tenons and horizontal structure plate in intersection
（2）Upper corresponding mortise is connected.
3. the safe multi-rotor aerocraft of joinery and its construction gusseted light sheet according to claim 1, it is characterised in that
The horizontal structure plate（2）It is provided with upper strata horizontal structure plate that is identical with its shape, increasing intensity（5）.
4. the safe multi-rotor aerocraft of joinery and its construction gusseted light sheet according to claim 1, it is characterised in that
Corners, upside on the downside of the vertical stratification plate plug together contact site and are equipped with loss of weight chamfering；Vertical stratification plate is provided with some
Loss of weight circular hole；
The vertical stratification plate（3）It is provided with some through holes for connecting power line and data wire；
The material of the vertical stratification plate is aviation laminate, plank or KT plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134525.9A CN104691751B (en) | 2015-03-26 | 2015-03-26 | The safe multi-rotor aerocraft of joinery and its construction gusseted light sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510134525.9A CN104691751B (en) | 2015-03-26 | 2015-03-26 | The safe multi-rotor aerocraft of joinery and its construction gusseted light sheet |
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| Publication Number | Publication Date |
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| CN104691751A CN104691751A (en) | 2015-06-10 |
| CN104691751B true CN104691751B (en) | 2017-06-09 |
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| CN105151286B (en) * | 2015-08-27 | 2017-05-31 | 汕头市澄海区凯登智能科技实业有限公司 | The module combined type manufacture method and the four-axle aircraft of a kind of four-axle aircraft |
| DE102020120266B4 (en) | 2020-07-31 | 2022-06-09 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | aircraft |
| DE102020121030A1 (en) | 2020-08-10 | 2022-02-10 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Aircraft and its manufacture |
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| CN201566831U (en) * | 2009-12-31 | 2010-09-01 | 贵阳帝三数字技术有限公司 | Mortise and tenon joint machine structure of Four-paddle intelligent aerial photography unmanned vehicle |
| CN203090471U (en) * | 2013-01-11 | 2013-07-31 | 河南科技大学 | Airframe of four-rotor aircraft |
| CN203264279U (en) * | 2013-06-03 | 2013-11-06 | 邱志宏 | Multi-shaft flying machine |
| WO2014080386A2 (en) * | 2014-03-25 | 2014-05-30 | Alshdaifat, Wasfi | Drone service aero-carrier |
| CN103908785B (en) * | 2014-03-26 | 2016-07-06 | 广东澄星无人机股份有限公司 | Multi-rotor aerocraft |
| CN203971397U (en) * | 2014-07-07 | 2014-12-03 | 沈灿斌 | Multi-functional deformation four-axle aircraft |
| CN204507259U (en) * | 2015-03-26 | 2015-07-29 | 徐知非 | The safe multi-rotor aerocraft of joinery and its construction gusseted light sheet |
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Effective date of registration: 20220325 Address after: 276000 Yimeng Yungu A406 A407, Linyi Economic Development Zone, Shandong Province Patentee after: Shandong Tuo Bu education and science Co.,Ltd. Address before: 276000 Room 102, unit 1, building 12, Champs Elysees community, Zhongqiu Road, Lanshan District, Linyi City, Shandong Province Patentee before: Xu Zhifei Patentee before: Cui Yongqi |
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