CN107672807A - A kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane - Google Patents
A kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane Download PDFInfo
- Publication number
- CN107672807A CN107672807A CN201711118104.2A CN201711118104A CN107672807A CN 107672807 A CN107672807 A CN 107672807A CN 201711118104 A CN201711118104 A CN 201711118104A CN 107672807 A CN107672807 A CN 107672807A
- Authority
- CN
- China
- Prior art keywords
- wing
- motor
- plate
- fuselage
- inner chamber
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/38—Adjustment of complete wings or parts thereof
- B64C3/40—Varying angle of sweep
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/38—Adjustment of complete wings or parts thereof
- B64C3/56—Folding or collapsing to reduce overall dimensions of aircraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/25—Fixed-wing aircraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/10—Wings
- B64U30/12—Variable or detachable wings, e.g. wings with adjustable sweep
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/11—Propulsion using internal combustion piston engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/13—Propulsion using external fans or propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Remote Sensing (AREA)
- Toys (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane,Including fuselage and wing,The fuselage is provided with inner chamber,Connected at left and right sides of the inner chamber,The foreboard of the inner chamber is provided with the first motor,The screw mandrel that connection one is set in the same direction with fuselage on first motor,The both sides of the screw mandrel are symmetrically engaged with a gear,The gear is connected on fuselage centrally through axis,Rotor plate is connected with the side wall of the gear,The outer end of the rotor plate is vertically connected with supporting plate,The front end of the supporting plate is connected with the first cylinder,The front end of first cylinder is connected with the second motor,The output shaft of second motor is connected with the first threaded rod,The first nut for being screwed with first threaded rod is additionally provided with the foreboard of the inner chamber,The supporting plate and the side wall of rotor plate homonymy are provided with the second cylinder.The present invention can facilitate folding wing, be easy to deposit, and have practicality.
Description
Technical field
The present invention relates to municipal gardens unmanned air vehicle technique field, particularly relates to a kind of auto-changing wing sweep angle municipal administration garden
Folding wings unmanned plane is used in woods greening.
Background technology
Existing fixed-wing unmanned plane, because wing is fixed, so one of part as most rapid wear, and due to machine
The wing and empennage are fixed, and flight efficiency is less desirable.
It is fixed additionally, due to wing, can not folds, storage space is too big, in-convenience in use.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of auto-changing wing sweep angle municipal administration afforestation and folded
Wing unmanned plane, to solve, the wing of the unmanned plane of prior art is easily damaged and storage space is big and flight efficiency is undesirable
Technical problem.
In order to solve the above technical problems, embodiments of the invention provide a kind of municipal afforestation folding wings unmanned plane,
Including fuselage, wing and empennage, the fuselage is provided with inner chamber, is connected at left and right sides of the inner chamber, the foreboard of the inner chamber
The first motor is provided with, a screw mandrel set in the same direction with fuselage is connected on first motor, the both sides of the screw mandrel are symmetrically
A gear is engaged with, the gear is connected on fuselage centrally through axis, and rotor plate is connected with the side wall of the gear,
The outer end of the rotor plate is vertically connected with supporting plate, and the front end of the supporting plate is connected with the first cylinder, first gas
The front end of cylinder is connected with the second motor, and the output shaft of second motor is connected with the first threaded rod, on the foreboard of the inner chamber
The first nut for being screwed with first threaded rod is additionally provided with, the supporting plate and the side wall of rotor plate homonymy are provided with
Second cylinder, the end of second cylinder are connected with the 3rd motor, and the output shaft of the 3rd motor is connected with the second screw thread
Bar, the second nut for being screwed with second threaded rod is additionally provided with the foreboard of the inner chamber, and second nut leads to
Cross the 3rd cylinder to be connected on foreboard, the opposite side of the supporting plate is provided with the wing；
The empennage includes the 4th motor in back body portion and extends the connection ring of back body, the connection
Rotary shaft is connected with by bearing in ring, the rotary shaft is laterally set, and is fixedly connected with travelling gear in the rotary shaft, institute
State the 4th motor and the travelling gear is driven by driving gear, one the 5th motor, institute are respectively provided with the both ends of the rotary shaft
State and be connected with propeller on the output shaft of the 5th motor.
Wherein, the wing includes bottom plate, wing-body and the slide plate being connected with the supporting plate；Set on the bottom plate
There is a chute, guide pillar is provided with the chute, the first spring is installed on the guide pillar, the medium position on the bottom plate is provided with one
Screwed hole, multiple shallow slots are evenly equipped with centered on screwed hole on the bottom plate；
Both sides are respectively equipped with a runner at the top of the slide plate, and the slide plate two bottom sides are respectively equipped with a sliding block, and the sliding block is set
There is a through hole, the sliding block is slidably mounted in the chute, and the through hole of the sliding block is arranged on the guide pillar so that described
The side wall of sliding block one is resisted against first spring；
Side on the wing-body close to fuselage is provided with a connecting hole, and the connecting hole and the screwed hole on the bottom plate are same
Axle is set, and a screw is screwed together on the screwed hole after passing through the connecting hole and makes the relatively described bottom plate of the wing-body certainly
By rotating, the wing-body two side is provided with concave-arc part, and the runner on the slide plate is embedded in the concave-arc part, the machine
It is evenly equipped with multiple blind holes on wing body bottom portion centered on the connecting hole, a pair of the multiple blind hole and the multiple shallow slot 1
It and should be coaxially disposed, be provided with a second spring in each blind hole, the bottom contact of the second spring has a spheroid, the ball
Body portion is placed in the shallow slot.
The above-mentioned technical proposal of the present invention has the beneficial effect that：
In such scheme, the present invention can be achieved with the different auto-changing wing sweep angles of flying speed, when flying speed is high,
The sweep angle of wing becomes big, so as to reduce flight resistance, lifts flight efficiency, and can effectively be protected when colliding wing not by
Damage；Secondly as having folder function, folding wing can be facilitated, be easy to deposit, there is practicality；The empennage of the present invention leads to
Rotary shaft is crossed to convert the rotational angle of propeller, can be achieved to slow down, accelerate, aid in landing and other effects.
Brief description of the drawings
Fig. 1 is the schematic diagram of the wing deployed condition of the present invention.
Fig. 2 is the schematic diagram of the wing folding state of the present invention.
Fig. 3 is the schematic diagram of the empennage of the present invention.
Fig. 4 is the schematic diagram of the outline of the present invention.
Fig. 5 is the sectional view in A-A directions in Fig. 4.
Fig. 6 is the schematic diagram of the bottom plate of the present invention.
Fig. 7 is the schematic diagram of the slide plate of the present invention.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
As depicted in figs. 1 and 2, the embodiment of the present invention provides a kind of municipal afforestation folding wings unmanned plane, including machine
Body 1, wing and empennage 50, unmanned plane can drive its flight by being placed in the engine below the head of fuselage 1 or wing；Institute
To state fuselage 1 and be provided with inner chamber, connected at left and right sides of the inner chamber, the foreboard 2 of the inner chamber is provided with the first motor 3, and described the
The screw mandrel 4 that connection one is set in the same direction with fuselage 1 on one motor 3, the both sides of the screw mandrel 4 are symmetrically engaged with a gear 5, described
Gear 5 is connected on fuselage 1 centrally through axis 6, and rotor plate 7, the rotor plate 7 are connected with the side wall of the gear 5
Outer end be vertically connected with supporting plate 8, the front end of the supporting plate 8 is connected with the first cylinder 9, before first cylinder 9
End is connected with the second motor 10, and the output shaft of second motor 10 is connected with the first threaded rod 11, on the foreboard 2 of the inner chamber
It is additionally provided with the first nut 12 for being screwed with first threaded rod 11, the supporting plate 8 and the side wall of rotor plate homonymy
The second cylinder 13 is provided with, the end of second cylinder 13 is connected with the 3rd motor 14, the output shaft of the 3rd motor 14
Be connected with the second threaded rod 15, be additionally provided with the foreboard 2 of the inner chamber for be screwed with second threaded rod 15 second
Nut 16, second nut 16 are connected on foreboard 2 by the 3rd cylinder 17, and the opposite side of the supporting plate 8 is provided with described
Wing.
As shown in figure 3, the empennage 50 includes the 4th motor 51 in the rearward end of fuselage 1 and extends fuselage 1
The connection ring 54 of rear end, the connection ring 54 is interior to be connected with rotary shaft 55 by bearing, and the rotary shaft 55 is laterally set, described
Travelling gear 53 is fixedly connected with rotary shaft 55, the 4th motor 51 drives the travelling gear by driving gear 52
53, one the 5th motor 57 is respectively provided with the both ends of the rotary shaft 55, and spiral is connected with the output shaft of the 5th motor 57
Oar 56.4th motor 51 drives travelling gear 53 to rotate by driving gear 52, and travelling gear 53 drives rotary shaft 55 connecting
Rotated in ring 54, therefore the rotational angle of adjustable propeller.
As shown in Figures 4 to 7, the wing includes the bottom plate 18, wing-body 19 and cunning being connected with the supporting plate 8
Plate 20；The bottom plate 18 is provided with chute 21, is provided with guide pillar 22 in the chute 21, the first spring is provided with the guide pillar 22
23, the medium position on the bottom plate 18 is provided with a screwed hole 24, is evenly equipped with the bottom plate 18 centered on screwed hole 24 more
Individual shallow slot 25；
The top both sides of slide plate 20 are respectively equipped with a runner 26, and the two bottom sides of slide plate 20 are respectively equipped with a sliding block 27, institute
State sliding block 27 and be provided with a through hole 28, the sliding block 27 is slidably mounted in the chute 21, and the through hole 28 of the sliding block 27 is worn
In on the guide pillar 22 so that the side wall of the sliding block 27 1 is resisted against first spring 23；
Side on the wing-body 19 close to fuselage 1 is provided with a connecting hole 28, on the connecting hole 28 and the bottom plate 18
Screwed hole 24 be coaxially disposed, a screw 30 is screwed together on the screwed hole 24 after passing through the connecting hole 28 and makes the wing
Body 19 freely rotates relative to the bottom plate 18, and the two side of wing-body 19 is provided with concave-arc part 29, on the slide plate 20
Runner 26 be embedded in the concave-arc part 29, be evenly equipped with the bottom of wing-body 19 centered on the connecting hole 28 multiple
Blind hole 31, the multiple blind hole 31 are corresponded and are coaxially disposed with the multiple shallow slot 25, and one the is provided with each blind hole 31
Two springs 32, the bottom contact of the second spring 32 have a spheroid 33, and the part of spheroid 33 is placed in the shallow slot 25
It is interior.Outer end is additionally provided with the slip that baffle plate 34 is used for the spacing slide plate 20 on the bottom plate 18, and anti-limited slip plate 20 skids off chute
21。
In an initial condition, it is first shallow to be embedded in bottom plate 18 to unmanned plane by the spheroid 33 in blind hole 31 for wing-body 19
On groove 251, and wing-body 19 is positioned on bottom plate 18 by screw 30, therefore wing-body 19 can keep relative with bottom plate 18
Inactive state, when its flight, the front of wing-body 19 can be by the reaction force of air-flow so that the outer end meeting of wing-body 19
With the trend moved towards afterbody direction, when the reaction force make it that spheroid 33 is sliding out the first shallow slot 251, wing
The outer end of body 19 rotates, and now the concave-arc part 29 on wing-body 19 can promote runner 26, the spheroid 33 on wing-body 19
It can be moved towards the second shallow slot 252, at this moment slide plate 20 slides along chute 21, so as to bestow 23 1 thrusts of the first spring,
The propulsive thrust of first spring 23 offsets with the reaction force of air-flow, and at this moment the spheroid 33 on wing-body 19 can be embedded in second
In shallow slot 252, when the flying speed of unmanned plane continues increase, the spheroid 33 on wing-body 19 can be towards the 3rd shallow slot 253
Motion, it is achieved thereby that can be according to the function of flying speed auto-changing wing sweep angle.When wing-body 19 collides, wing
Body 19 can be that center of circle automatic rotary transfers the possibility for reducing damage with screw 30.When stopping flight, the first spring 23 it is anti-
Wing-body 19 can be returned to initial position by thrust, that is, spheroid 33 is located on the first shallow slot 251.
When unmanned plane needs to fold, starting the second motor 10, the first threaded rod 11 spins off from the first nut 12,
Start the first cylinder 9, the first threaded rod 11 is recycled to original state, starts the first motor 3, the rotation driven gear 6 of screw mandrel 4 revolves
Turn, rotor plate 7 goes to longitudinal state by horizontal, now wing can overall folding in the inner chamber of fuselage 1, then start the second gas
The cylinder 17 of cylinder 13 and the 3rd, make the second nut 16 and the second threaded rod 15 mutually close, then start the 3rd motor 14, make the second spiral shell
Rasp bar 15 is screwed together in the second nut 16, reaches firm foldedly state.When the wing of unmanned plane needs expansion, start the 3rd
Motor 14, the second threaded rod 15 is departed from the second nut 16, then start the second cylinder 13 and the 3rd cylinder 17, make second
The threaded rod 15 of nut 16 and second is retracted to original state respectively, then starts the first motor 3, and the rotation driven gear 6 of screw mandrel 4 revolves
Turn, rotor plate 7 goes to horizontal state by longitudinal, then starts the first cylinder 9, and the first threaded rod 11 is pushed out to close to the first spiral shell
At mother 12, then start the second motor 10, the first threaded rod 11 is screwed together in the first nut 12.
Unmanned plane in municipal landscape engineering, can by the various equipment of carry come be monitored, survey and draw, construct etc. it is auxiliary
The operation of helping property.
The above-mentioned technical proposal of the present invention has the beneficial effect that：
In such scheme, the present invention can be achieved with the different auto-changing wing sweep angles of flying speed, when flying speed is high,
The sweep angle of wing becomes big, so as to reduce flight resistance, lifts flight efficiency, and can effectively be protected when colliding wing not by
Damage；Secondly as having folder function, folding wing can be facilitated, be easy to deposit, there is practicality；The empennage of the present invention leads to
Rotary shaft is crossed to convert the rotational angle of propeller, can be achieved to slow down, accelerate, aid in landing and other effects.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (1)
1. a kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane, including fuselage, wing and empennage, its
It is characterised by, the fuselage is provided with inner chamber, is connected at left and right sides of the inner chamber, and the foreboard of the inner chamber is provided with the first electricity
Machine, the screw mandrel that connection one is set in the same direction with fuselage on first motor, the both sides of the screw mandrel are symmetrically engaged with a gear,
The gear is connected on fuselage centrally through axis, and rotor plate is connected with the side wall of the gear, the rotor plate
Outer end is vertically connected with supporting plate, and the front end of the supporting plate is connected with the first cylinder, the front end connection of first cylinder
Have the second motor, the output shaft of second motor is connected with the first threaded rod, be additionally provided with the foreboard of the inner chamber for
The first nut that first threaded rod is screwed, the supporting plate and the side wall of rotor plate homonymy are provided with the second cylinder, institute
The end for stating the second cylinder is connected with the 3rd motor, and the output shaft of the 3rd motor is connected with the second threaded rod, the inner chamber
Foreboard on be additionally provided with the second nut for being screwed with second threaded rod, second nut is connected by the 3rd cylinder
It is connected on foreboard, the opposite side of the supporting plate is provided with the wing；
The empennage includes the 4th motor in back body portion and extends the connection ring of back body, the connection
Rotary shaft is connected with by bearing in ring, the rotary shaft is laterally set, and is fixedly connected with travelling gear in the rotary shaft, institute
State the 4th motor and the travelling gear is driven by driving gear, one the 5th motor, institute are respectively provided with the both ends of the rotary shaft
State and be connected with propeller on the output shaft of the 5th motor；
The wing includes bottom plate, wing-body and the slide plate being connected with the supporting plate；The bottom plate is provided with chute, institute
State and be provided with guide pillar in chute, the first spring is installed on the guide pillar, the medium position on the bottom plate is provided with a screwed hole, institute
State and be evenly equipped with multiple shallow slots on bottom plate centered on screwed hole；
Both sides are respectively equipped with a runner at the top of the slide plate, and the slide plate two bottom sides are respectively equipped with a sliding block, and the sliding block is set
There is a through hole, the sliding block is slidably mounted in the chute, and the through hole of the sliding block is arranged on the guide pillar so that described
The side wall of sliding block one is resisted against first spring；
Side on the wing-body close to fuselage is provided with a connecting hole, and the connecting hole and the screwed hole on the bottom plate are same
Axle is set, and a screw is screwed together on the screwed hole after passing through the connecting hole and makes the relatively described bottom plate of the wing-body certainly
By rotating, the wing-body two side is provided with concave-arc part, and the runner on the slide plate is embedded in the concave-arc part, the machine
It is evenly equipped with multiple blind holes on wing body bottom portion centered on the connecting hole, a pair of the multiple blind hole and the multiple shallow slot 1
It and should be coaxially disposed, be provided with a second spring in each blind hole, the bottom contact of the second spring has a spheroid, the ball
Body portion is placed in the shallow slot；
Outer end is additionally provided with the slip that baffle plate is used for the spacing slide plate on the bottom plate, and anti-limited slip plate skids off chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711118104.2A CN107672807A (en) | 2016-03-30 | 2016-03-30 | A kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610191765.7A CN105667763B (en) | 2016-03-30 | 2016-03-30 | A kind of municipal afforestation folding wings unmanned plane |
| CN201711118104.2A CN107672807A (en) | 2016-03-30 | 2016-03-30 | A kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610191765.7A Division CN105667763B (en) | 2016-03-30 | 2016-03-30 | A kind of municipal afforestation folding wings unmanned plane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107672807A true CN107672807A (en) | 2018-02-09 |
Family
ID=56225536
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711118104.2A Pending CN107672807A (en) | 2016-03-30 | 2016-03-30 | A kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane |
| CN201610191765.7A Active CN105667763B (en) | 2016-03-30 | 2016-03-30 | A kind of municipal afforestation folding wings unmanned plane |
| CN201711117477.8A Active CN107813922B (en) | 2016-03-30 | 2016-03-30 | Automatic transform wing grazing angle folding wing unmanned aerial vehicle for municipal garden afforestation |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610191765.7A Active CN105667763B (en) | 2016-03-30 | 2016-03-30 | A kind of municipal afforestation folding wings unmanned plane |
| CN201711117477.8A Active CN107813922B (en) | 2016-03-30 | 2016-03-30 | Automatic transform wing grazing angle folding wing unmanned aerial vehicle for municipal garden afforestation |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN107672807A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672807A (en) * | 2016-03-30 | 2018-02-09 | 苏州巴涛信息科技有限公司 | A kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane |
| CN109304041B (en) * | 2018-11-14 | 2019-08-27 | 郑岚心 | A kind of model plane power component for preventing from fractureing when collision |
| CN117645007A (en) * | 2024-01-29 | 2024-03-05 | 北京凌空天行科技有限责任公司 | Aircraft with combined folding wings |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1020393A (en) * | 1964-01-17 | 1966-02-16 | British Aircraft Corp Ltd | Improvements in variable sweep wing mechanism for aircraft |
| US4212441A (en) * | 1978-05-11 | 1980-07-15 | The United States Of America As Represented By The Secretary Of The Air Force | Wing pivot assembly for variable sweep wing aircraft |
| CN202054140U (en) * | 2011-03-11 | 2011-11-30 | 江西洪都航空工业集团有限责任公司 | Wing sweepback-changing worm drive mechanism for unmanned aircraft |
| CN103832585A (en) * | 2012-11-22 | 2014-06-04 | 上海市浦东新区知识产权保护协会 | Cruise aircraft |
| CN105151275A (en) * | 2009-09-09 | 2015-12-16 | 威罗门飞行公司 | Elevon control system |
| CN205707297U (en) * | 2016-04-19 | 2016-11-23 | 牛睿 | Fixed-wing unmanned plane |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022403A (en) * | 1976-01-28 | 1977-05-10 | Louis Francois Chiquet | Convertible aircraft |
| US5150861A (en) * | 1990-01-26 | 1992-09-29 | The Boeing Company | Variable sweep side force generator and roll control device |
| CN200995782Y (en) * | 2007-01-17 | 2007-12-26 | 赵文志 | Airplane |
| CN102849206B (en) * | 2012-10-30 | 2014-09-03 | 河北科技大学 | Wing folding-unfolding mechanism for small unmanned aerial vehicle with folding wings |
| CN104925247A (en) * | 2015-05-26 | 2015-09-23 | 李宏生 | Helicopter with multiple propellers inclining forwards |
| CN107672807A (en) * | 2016-03-30 | 2018-02-09 | 苏州巴涛信息科技有限公司 | A kind of auto-changing wing sweep angle municipal administration afforestation folding wings unmanned plane |
-
2016
- 2016-03-30 CN CN201711118104.2A patent/CN107672807A/en active Pending
- 2016-03-30 CN CN201610191765.7A patent/CN105667763B/en active Active
- 2016-03-30 CN CN201711117477.8A patent/CN107813922B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1020393A (en) * | 1964-01-17 | 1966-02-16 | British Aircraft Corp Ltd | Improvements in variable sweep wing mechanism for aircraft |
| US4212441A (en) * | 1978-05-11 | 1980-07-15 | The United States Of America As Represented By The Secretary Of The Air Force | Wing pivot assembly for variable sweep wing aircraft |
| CN105151275A (en) * | 2009-09-09 | 2015-12-16 | 威罗门飞行公司 | Elevon control system |
| CN202054140U (en) * | 2011-03-11 | 2011-11-30 | 江西洪都航空工业集团有限责任公司 | Wing sweepback-changing worm drive mechanism for unmanned aircraft |
| CN103832585A (en) * | 2012-11-22 | 2014-06-04 | 上海市浦东新区知识产权保护协会 | Cruise aircraft |
| CN205707297U (en) * | 2016-04-19 | 2016-11-23 | 牛睿 | Fixed-wing unmanned plane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105667763B (en) | 2018-01-05 |
| CN107813922B (en) | 2021-02-09 |
| CN107813922A (en) | 2018-03-20 |
| CN105667763A (en) | 2016-06-15 |
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