CN107933912A - A kind of flapping wings formula helicopter - Google Patents
A kind of flapping wings formula helicopter Download PDFInfo
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- CN107933912A CN107933912A CN201711279213.2A CN201711279213A CN107933912A CN 107933912 A CN107933912 A CN 107933912A CN 201711279213 A CN201711279213 A CN 201711279213A CN 107933912 A CN107933912 A CN 107933912A
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- traction
- big belt
- axis
- belt wheel
- small pulley
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C33/00—Ornithopters
- B64C33/02—Wings; Actuating mechanisms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/06—Helicopters with single rotor
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
Abstract
A kind of flapping wings formula helicopter, belong to aviation aircraft field, including pinion gear, gear wheel, fixed frame, main shaft, engine, the first synchronous belt, the first axis of traction, the second synchronous belt, the first flexible blade, the second axis of traction, pivoted arm, the second geometrical clamp, the second flexible blade, the first geometrical clamp, the second big belt wheel, the first big belt wheel, the second small pulley, the first small pulley, lift unit.The transmission that the rotation of first small pulley and the second small pulley passes through the first synchronous belt and the second synchronous belt so that the first big belt wheel and the second big belt wheel also rotate together；Since the first flexible blade is fixed on the first geometrical clamp, the first geometrical clamp is connected with the first axis of traction.Transmission mechanism of the present invention is simple, outside flexible blade is made full use of to produce larger lift, when again flexible blade rising is that the resistance produced lacks, improve the flexibility of helicopter and the bottom of flapping wing aircraft is provided with flexible material, can be taken off or landed in rough environment.
Description
Technical field
A kind of flapping wings formula helicopter, belongs to aviation aircraft field, more particularly to a kind of flapping wings formula helicopter.
Background technology
Flapping-wing aircraft is the action and a kind of aircraft for developing for imitating birds flapping flight, flapping-wing aircraft using wing with
Air interacts to obtain lift of the air to flapping-wing aircraft, and in miniature low-speed operations device, flapping-wing aircraft has light-weight, body
The advantages such as product is small, using flexible, efficiency height.But current flapping-wing aircraft, such as crank double rocker mechanism flapping wing mechanism still
There is no good flying quality, the flapping-wing aircraft with superperformance needs more complicated torsion structure of fluttering, such
Flapping-wing aircraft is often huger, and such flapping-wing aircraft flexibility will substantially reduce, in addition such flapping-wing aircraft design
Also more difficult nursing and maintenance during difficulty Datong District.
The content of the invention
The present invention program is to for deficiency existing for such scheme, invent a kind of flapping wings formula helicopter.
A kind of flapping wings formula helicopter, including two parts above and below helicopter fuselage and flapping wing aircraft, flapping wing aircraft
It is made of four lift units, lift unit concrete structure includes pinion gear, gear wheel, fixed frame, main shaft, engine, first
Synchronous belt, the first axis of traction, the second synchronous belt, the first flexible blade, the second axis of traction, pivoted arm, the second geometrical clamp, the second flexibility
Blade, the first geometrical clamp, the second big belt wheel, the first big belt wheel, the second small pulley, the first small pulley.
This kind of helicopter is composed of upper and lower two parts, and lower part is flapping wing aircraft, and top is helicopter fuselage,
The flapping wing aircraft of lower part is composed of four lift units, and four lift units are symmetrical two-by-two, and structure is identical, wherein
Illustrate exemplified by one lift unit, the fixed frame is the agent structure of lift unit, and engine is fixed in fixed frame, small tooth
Wheel is connected with the output terminal of engine, and main shaft is installed on fixed frame by bearing；Gear wheel be installed on main shaft on and with it is small
Gear engages, and is fixed in the middle part of pivoted arm on main shaft；During engine rotation, pinion gear also follows rotation, gear wheel and pinion gear
For meshing relation, so power is transmitted on gear wheel, during bull gear drive, main shaft drives pivoted arm to rotate；First small pulley and
Second small band wheel construction is identical；First small pulley and the second small pulley are installed on main shaft by bearing, the first small pulley and the
Two small pulleys do not rotate together with main shaft；First axis of traction and the second traction axle construction are identical, they are installed respectively by bearing
At the both ends of pivoted arm；First big belt wheel is identical with second largest pulley structure；First big belt wheel is installed on the first axis of traction, and first
The first axis of traction is with rotation when big belt wheel rotates；Second big belt wheel is installed on the second axis of traction, when the second big belt wheel rotates
Second axis of traction is with rotation；First synchronous belt is installed on the first small pulley and the first big belt wheel；Second synchronous belt is installed on
On second small pulley and the second big belt wheel；First geometrical clamp is installed on the first axis of traction, and it is flexible that the first geometrical clamp fixes first
Blade；Second geometrical clamp is installed on the second axis of traction, and the first geometrical clamp fixes the second flexible blade；First flexible blade and
Two flexible blade structures are identical.
A kind of working method of flapping wings formula helicopter is：When flapping wings formula helicopter starts, in fixation
Engine in frame, which is started to work, to be rotated, and the pinion rotation on engine output end is driven, because gear wheel and pinion gear
Meshing relation each other, so gear wheel also starts to rotate immediately.It is to use key connecting between gear wheel and main shaft, so gear wheel
Main shaft and pivoted arm also rotate therewith after rotation, and the first small pulley and the second small pulley on main shaft also together move；First small band
The transmission that the rotation of wheel and the second small pulley passes through the first synchronous belt and the second synchronous belt so that the first big belt wheel and second largest band
Wheel also rotates together；Since the first flexible blade is fixed on the first geometrical clamp, the first geometrical clamp is connected with the first axis of traction, and first
Axis of traction is connected in the first big belt wheel, so the first flexible blade is synchronous with the movement of the first big belt wheel；Similarly, second is soft
Property blade movement it is also synchronous with the movement of the second big belt wheel.And the movement of pivoted arm and the first flexible blade and the second flexible blade
Relation is：Pivoted arm rotates 180 °, and the first flexible blade and the second flexible blade are rotated by 90 °, due to the first flexible blade and second
Flexible blade remains vertical, then the flexible blade on the outside of fixed frame all the time with ground level, on the inside of the fixed frame
Flexible blade it is vertical with ground holding all the time, so that the flexible blade in outside can produce lift always, and inner side
Flexible blade be when rising it is vertical, the resistance of generation will very little, improve the work efficiency of device.This kind is gone straight up to
During the lift unit work of the flapping wing aircraft of machine lower part, there is provided upward lift, the propeller of helicopter is by varying inclination
Angle, to realize advance or retrogressing.
Preferably, the engine uses internal combustion engine or motor.
Preferably, the bottom of the flapping wing aircraft is provided with the thick flexible materials of 10cm.
Transmission mechanism of the present invention is simple, control is simple, and larger lift can be produced by taking full advantage of outside flexible blade,
And it is that the resistance produced is few to work as flexible blade rising, improves the flexibility of helicopter and the bottom of flapping wing aircraft is provided with
Flexible material, therefore, this kind go straight up to function and are taken off or landed in rough environment.
Fig. 1 is the top view of flapping wings formula helicopter, and Fig. 2 is the side view of flapping wings formula helicopter, and Fig. 3 is lift
The structure chart of device, Fig. 4 are the cut-away views of lift unit.
In figure, 1- pinion gears, 2- gear wheels, 3- fixed frames, 4- main shafts, 5- engines, the first synchronous belts of 6-, 7- first are led
Draw axis, the second synchronous belts of 8-, the first flexible blades of 9-, the second axis of traction of 10-, 11- pivoted arms, the second geometrical clamps of 12-, 13- second
Flexible blade, the first geometrical clamps of 14-, the second big belt wheels of 15-, the first big belt wheels of 16-, the second small pulleys of 17-, the first small bands of 18-
Wheel, 19- lift units, 20- flapping wing aircrafts, 21- helicopter fuselages.
Embodiment
This kind of helicopter is composed of upper and lower two parts, and lower part is flapping wing aircraft 20, and top is helicopter machine
Body 21, the flapping wing aircraft 20 of lower part are composed of four lift units 19, and four lift units 19 are symmetrical two-by-two, structure phase
Together, illustrate exemplified by one of lift unit 19, the fixed frame 3 is the master of flapping wings formula helicopter lift unit 19
Body structure, engine 5 are fixed in fixed frame 3, and pinion gear 1 is connected with the output terminal of engine 5, and main shaft 4 is pacified by bearing
On fixed frame 3；Gear wheel 2 is installed on main shaft 4 and is engaged with pinion gear 1, and the middle part of pivoted arm 11 is fixed on main shaft 4；
When engine 5 rotates, pinion gear 1 also follows rotation, and gear wheel 2 and pinion gear 1 are meshing relation, so power is transmitted to canine tooth
On wheel 2, when gear wheel 2 rotates, main shaft 4 drives pivoted arm 11 to rotate；First small pulley 18 is identical with 17 structure of the second small pulley；The
One small pulley 18 and the second small pulley 17 are installed on main shaft 4 by bearing, the first small pulley 18 and the second small pulley 17 not with
Main shaft 4 rotates together；First axis of traction 7 is identical with 10 structure of the second axis of traction, they are separately mounted to pivoted arm 11 by bearing
Both ends；First big belt wheel 16 is identical with 15 structure of the second big belt wheel；First big belt wheel 16 is installed on the first axis of traction 7, the
The first axis of traction 7 is with rotation when one big belt wheel 16 rotates；Second big belt wheel 15 is installed on the second axis of traction 10, second largest band
The second axis of traction 10 is with rotation when wheel 15 rotates；First synchronous belt 6 is installed on the first small pulley 18 and the first big belt wheel 16；
Second synchronous belt 8 is installed on the second small pulley 17 and the second big belt wheel 15；First geometrical clamp 14 is installed on the first axis of traction 7
On, the first geometrical clamp 14 fixes the first flexible blade 9；Second geometrical clamp 12 is installed on the second axis of traction 10, the second geometrical clamp
12 fix the second flexible blade 13；First flexible blade 9 is identical with 13 structure of the second flexible blade.
A kind of working method of flapping wings formula helicopter is：When flapping wings formula helicopter starts, in fixation
The engine 5 of frame 3, which is started to work, to be rotated, and drives the pinion gear 1 on 5 output terminal of engine to rotate, because gear wheel 2 and small tooth
1 meshing relation each other of wheel, so gear wheel 2 also starts to rotate immediately.It is to use key connecting between gear wheel 2 and main shaft 4, so
Main shaft 4 and pivoted arm 11 also rotate therewith after gear wheel 2 rotates, the first small pulley 18 and the second small pulley 17 on main shaft 4 also one
With movement；The rotation of first small pulley 18 and the second small pulley 17 is made by the transmission of the first synchronous belt 6 and the second synchronous belt 8
16 second big belt wheel 15 of the first big belt wheel is obtained also to rotate together；Since the first flexible blade 9 is fixed on the first geometrical clamp 14, first
Geometrical clamp 14 is connected with the first axis of traction 7, and the first axis of traction 7 is connected in the first big belt wheel 16, thus the first flexible blade 9 with
The movement of first big belt wheel 16 is synchronous；Similarly, the movement of the second flexible blade 13 is also synchronous with the movement of the second big belt wheel 15.
And pivoted arm 11 and the movement relation of the first flexible blade 9 and the second flexible blade 13 are：Pivoted arm rotates 180 °, the first flexible blade
9 and second flexible blade 13 be rotated by 90 °, since the first flexible blade 9 and the second flexible blade 13 remain vertical, be then located at
For the flexible blade in the outside of fixed frame 3 all the time with ground level, the flexible blade positioned at the inner side of fixed frame 3 keeps vertical with ground all the time
Directly, so that the flexible blade in outside can produce lift always, and the flexible blade of inner side is vertical when rising
, the resistance of generation will very little, improve the work efficiency of device.The lift of the flapping wing aircraft 20 of this kind of helicopter lower part
When device 19 works, there is provided upward lift, the propeller of helicopter by varying angle of inclination, come realize advance or after
Move back.
Claims (5)
- A kind of 1. flapping wings formula helicopter, it is characterised in that：Including helicopter fuselage (21) and flapping wing aircraft (20) up and down Two parts, flapping wing aircraft (20) are made of four lift units (19), and lift unit (19) concrete structure includes pinion gear （1）, gear wheel（2）, fixed frame（3）, main shaft（4）, engine（5）, the first synchronous belt（6）, the first axis of traction（7）, it is second same Walk band（8）, the first flexible blade（9）, the second axis of traction（10）, pivoted arm（11）, the second geometrical clamp（12）, the second flexible blade （13）, the first geometrical clamp（14）, the second big belt wheel（15）, the first big belt wheel（16）, the second small pulley（17）, the first small pulley （18）, lift unit（19）.
- 2. the fixed frame（3）It is the agent structure of mini-sized flap wings formula helicopter lift unit, engine（5）It is fixed on fixation Frame（3）It is interior, pinion gear（1）With engine（5）Output terminal be connected, main shaft（4）Fixed frame is installed on by bearing（3）On； Gear wheel（2）Installed in main shaft（4）Upper and and pinion gear（1）Engagement, pivoted arm（11）Middle part be fixed on main shaft（4）On；Start Machine（5）During rotation, pinion gear（1）Also rotation, gear wheel are followed（2）And pinion gear（1）For meshing relation, so power is transmitted to Gear wheel（2）On, gear wheel（2）During rotation, main shaft（4）Drive pivoted arm（11）Rotate；First small pulley（18）With the second small band Wheel（17）Structure is identical；First small pulley（18）With the second small pulley（17）Main shaft is installed on by bearing（4）On, the first small band Wheel（18）With the second small pulley（17）Not with main shaft（4）Rotate together；First axis of traction（7）With the second axis of traction（10）Structure phase Together, they are separately mounted to pivoted arm by bearing（11）Both ends；First big belt wheel（16）With the second big belt wheel（15）Structure phase Together；First big belt wheel（16）Installed in the first axis of traction（7）On, the first big belt wheel（16）First axis of traction during rotation（7）With Rotate；Second big belt wheel（15）Installed in the second axis of traction（10）On, the second big belt wheel（15）Second axis of traction during rotation（10） With rotation；First synchronous belt（6）Installed in the first small pulley（18）With the first big belt wheel（16）On；Second synchronous belt（8）Peace Mounted in the second small pulley（17）With the second big belt wheel（15）On；First geometrical clamp（14）Installed in the first axis of traction（7）On, first Geometrical clamp（14）Fix the first flexible blade（9）；Second geometrical clamp（12）Installed in the second axis of traction（10）On, the second geometrical clamp （12）Fix the second flexible blade（13）；First flexible blade（9）With the second flexible blade（13）Structure is identical.
- 3. a kind of flapping wings formula helicopter according to claim 1 is characterized in that：The engine（5）Using internal combustion Machine or motor.
- 4. a kind of flapping wings formula helicopter according to claim 1 is characterized in that：The flapping wing aircraft（20）'s Bottom is provided with the thick flexible materials of 10cm.
- A kind of 5. flapping wings formula helicopter according to claim 1, it is characterised in that：Second big belt wheel（15）With Second small pulley（17）And first big belt wheel（16）With the first small pulley（18）Ratio is 2：1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279213.2A CN107933912A (en) | 2017-12-06 | 2017-12-06 | A kind of flapping wings formula helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711279213.2A CN107933912A (en) | 2017-12-06 | 2017-12-06 | A kind of flapping wings formula helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107933912A true CN107933912A (en) | 2018-04-20 |
Family
ID=61945007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711279213.2A Withdrawn CN107933912A (en) | 2017-12-06 | 2017-12-06 | A kind of flapping wings formula helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107933912A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009023417A (en) * | 2007-07-18 | 2009-02-05 | Takanori Tsuchiya | Fluid machinery using parallel rotary wings |
| CN106585984A (en) * | 2017-01-03 | 2017-04-26 | 璋峰嘲 | Rolling and rotating ornithopter |
| CN107161334A (en) * | 2017-05-31 | 2017-09-15 | 佛山市神风航空科技有限公司 | A kind of flapping wing helicopter |
-
2017
- 2017-12-06 CN CN201711279213.2A patent/CN107933912A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009023417A (en) * | 2007-07-18 | 2009-02-05 | Takanori Tsuchiya | Fluid machinery using parallel rotary wings |
| CN106585984A (en) * | 2017-01-03 | 2017-04-26 | 璋峰嘲 | Rolling and rotating ornithopter |
| CN107161334A (en) * | 2017-05-31 | 2017-09-15 | 佛山市神风航空科技有限公司 | A kind of flapping wing helicopter |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180420 |