CN105752332A - Portable foldable four-rotor aircraft - Google Patents
Portable foldable four-rotor aircraft Download PDFInfo
- Publication number
- CN105752332A CN105752332A CN201610218769.XA CN201610218769A CN105752332A CN 105752332 A CN105752332 A CN 105752332A CN 201610218769 A CN201610218769 A CN 201610218769A CN 105752332 A CN105752332 A CN 105752332A
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- CN
- China
- Prior art keywords
- fixing
- cantilever
- fixing axle
- undercarriage
- passage
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/06—Frames; Stringers; Longerons ; Fuselage sections
- B64C1/061—Frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/30—Parts of fuselage relatively movable to reduce overall dimensions of aircraft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
- B64C25/08—Undercarriages non-fixed, e.g. jettisonable
- B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Springs (AREA)
Abstract
The invention relates to a portable foldable four-rotor aircraft which comprises a main frame of an aircraft body, a cantilever and an undercarriage, wherein the cantilever is fixed on the main frame of the aircraft body in a rotating form through a first fixing shaft and the undercarriage is fixed on the cantilever in a rotating form through a third fixing shaft. The portable foldable four-rotor aircraft has the advantages of compact structure, small size, quick mounting and detaching, easiness in maintenance and low cost, and the assembling efficiency can be improved to the maximum extent.
Description
Technical field
The present invention relates to a kind of portable aircraft, specifically a kind of portable and collapsible quadrotor structure.
Background technology
It is known that, multi-rotor aerocraft is the one of aircraft, and quadrotor is relatively conventional, it is widely used in military affairs, the civilian technical field such as take photo by plane, described quadrotor connects front and back and two groups, left and right totally four rotors by support arm, the rotation direction often organizing rotor is identical, two groups of rotor difference positive and negative rotors each other, two groups of rotors are oppositely oriented, body torsion hard iron is offset with this, keep organism balance, and change lift by changing variable rotor speed, and then change attitude and the position of four-rotor helicopter, owing to such Flight Vehicle Structure of structure is compact, motion is flexibly, generally it is suitable in the terrain environment of relatively narrow space or complexity and position, but owing to common quadrotor support arm and fuselage body are fixed as one, thus causing physical dimension bigger, and it is not readily portable, maintenance cost is higher.
Summary of the invention
The present invention is to solve the deficiencies in the prior art, it is proposed to carry out a kind of portable and collapsible quadrotor, compact conformation, volume are little, quick despatch, easy care, low cost, promote efficiency of assembling to greatest extent.
The present invention is achieved using the following method:
A kind of portable and collapsible quadrotor, including body main frame, cantilever and undercarriage, described body main frame includes top board, base plate and four support columns, four support columns are fixed between top board and base plate, being positioned at four edges of top board and base plate, described support column is relatively be provided with two the first fixing holes in n shape structural support posts；
nullThe quantity of described cantilever is four，Cantilever is n shape structural shape，Relative respectively on cantilever it is provided with two the second fixing holes、Two the 3rd fixing holes and two the 4th fixing holes，3rd fixed hole position is between the second fixing hole and the 4th fixing hole，Described first fixing hole is mutually corresponding with the second fixing hole，And be fixed on rotatable for cantilever on body main frame by the first fixing axle，Second fixing axle is plug-type is arranged between two the 3rd fixing holes，Second fixing axle and the 3rd fixing hole matched in clearance，Second fixing axle is provided with a circle crimp groove，The cross sectional shape of compression pocket is semicircle，3rd fixing hole is arranged over the first locking passage，It is provided with spring retaining mechanism in first locking passage，Fixing axle is pluggable is fixed on cantilever by second for spring retaining mechanism，Described spring retaining mechanism includes ball、Spring and gland，Ball is pressed together in the crimp groove of the second fixing axle，Spring is in compressive state；
Described locking passage includes first passage, second channel and third channel, described first passage, second channel are cylindrical structure, third channel is hemisphere structure, the internal diameter of first passage is d1, the internal diameter of second channel is d2, and the internal diameter of third channel is d3, and the external diameter of ball is d4, d1 > d2 > d3=d4*(2/3), gland and first passage interference fit；
The quantity of described undercarriage is four, undercarriage includes connecting portion and support portion, between connecting portion and support portion, bending is arranged, relative on described connecting portion it is provided with two the 5th fixing holes and two the 6th fixing holes, described 5th fixing hole and the 4th fixing hole are corresponding, and it is fixed on cantilever by the 3rd fixing axle by rotatable for undercarriage, 4th fixing axle is plug-type is arranged between two the 6th fixing holes, 4th fixing axle and the 6th fixing hole matched in clearance, 4th fixing axle is provided with a circle crimp groove, 6th fixing hole is arranged over locking passage, it is provided with spring retaining mechanism in locking passage, fixing axle is pluggable is fixed on undercarriage by the 4th for spring retaining mechanism.
Above-mentioned a kind of portable and collapsible quadrotor, wherein, the length of the described second fixing axle is more than the width of cantilever.
Above-mentioned a kind of portable and collapsible quadrotor, wherein, the length of the described 4th fixing axle is more than the width of undercarriage.
Above-mentioned a kind of portable and collapsible quadrotor, wherein, described body main frame, cantilever and undercarriage all adopt ABS to be that material is prepared from.
The invention have the benefit that
Fixing axle is pluggable is fixed on cantilever by second respectively by spring retaining mechanism for the present invention, by the 4th, fixing axle is pluggable is fixed on undercarriage, position-limiting action is played during insert state, as folded, having only to extract the second fixing axle or the 4th fixing axle, aircraft body is deployed into locking and completes only to need about 30 seconds.Achieve the requirement that individual soldier's portable rapid deployment uses.
According to the needs alleviating weight, body main frame of the present invention adopts ABS material to support, bulk strength is also ensure that while light weight, the cantilever that four ABS do is respectively symmetrically installation, four folding undercarriages are also had below cantilever, ensure aircraft can horizontal take-off, and in landing mission, play cushioning effect, it is to avoid components and parts damage owing to being subject to strenuous vibration.
To sum up, present configuration is compact, volume is little, quick despatch, easy care, low cost, promote efficiency of assembling to greatest extent.
Accompanying drawing explanation
Fig. 1 is deployed condition structure chart of the present invention.
Fig. 2 is folded state structure chart of the present invention.
Fig. 3 is cantilever sectional view of the present invention.
Fig. 4 is cantilever loading spring retaining mechanism sectional view of the present invention.
Fig. 5 is spring retaining mechanism explosive view of the present invention.
Detailed description of the invention
A kind of portable and collapsible quadrotor as shown in the figure, including body main frame 1, cantilever 2 and undercarriage 3, described body main frame 1, cantilever 2 and undercarriage 3 all adopt ABS to be that material is prepared from, described body main frame 1 includes top board 4, base plate 5 and four support columns 6, four support columns 6 are fixed between top board 4 and base plate 5, it is positioned at four edges of top board 4 and base plate 5, described support column 6 is provided with two the first fixing holes 7 relatively in n shape structural support posts 6, equipment compartment is formed between top board and base plate, for loading the flight panel of aircraft, Data-Link, power supply and electrokinetic cell；
nullThe quantity of described cantilever 2 is four，Cantilever 2 is n shape structural shape，Relative respectively on cantilever 2 it is provided with two the second fixing holes 8、Two the 3rd fixing holes 9 and two the 4th fixing holes 10，3rd fixed hole position 9 is between the second fixing hole 8 and the 4th fixing hole 10，Described first fixing hole 7 is mutually corresponding with the second fixing hole 8，And be fixed on rotatable for cantilever 2 on body main frame 1 by the first fixing axle 11，Second fixing axle 12 is plug-type is arranged between two the 3rd fixing holes 9，Second fixing axle 12 and the 3rd fixing hole 9 matched in clearance，The length of the described second fixing axle 12 is more than the width of cantilever 2，Second fixing axle 12 is provided with a circle crimp groove 13，The cross sectional shape of compression pocket 13 is semicircle，3rd fixing hole 9 is arranged over locking passage 14，It is provided with spring retaining mechanism 15 in locking passage 14，Fixing axle 12 is pluggable is fixed on cantilever 2 by second for spring retaining mechanism 15，Described spring retaining mechanism 15 includes ball 16、Spring 17 and gland 18，Ball 16 is pressed together in the crimp groove 13 of the second fixing axle，Spring 17 is in compressive state；
Described locking passage 14 includes first passage 19, second channel 20 and third channel 21, described first passage 19, second channel 20 are cylindrical structure, third channel 21 is hemisphere structure, the internal diameter of first passage 19 is d1, the internal diameter of second channel 20 is d2, and the internal diameter of third channel 21 is d3, and the external diameter of ball 16 is d4, d1 > d2 > d3=d4*(2/3), gland 18 and first passage interference fit；
nullThe quantity of described undercarriage 3 is four，Undercarriage 3 includes connecting portion 22 and support portion 23，Between connecting portion 22 and support portion 23, bending is arranged，Relative on described connecting portion 22 it is provided with two the 5th fixing holes 24 and two the 6th fixing holes 25，Described 5th fixing hole 24 is corresponding with the 4th fixing hole 10，And be fixed on rotatable for undercarriage 3 on cantilever 2 by the 3rd fixing axle 26，4th fixing axle 27 is plug-type is arranged between two the 6th fixing holes 25，4th fixing axle 27 and the 6th fixing hole 25 matched in clearance，The length of the described 4th fixing axle 27 is more than the width of undercarriage，4th fixing axle 27 is provided with a circle crimp groove 13，6th fixing hole 25 is arranged over 14 locking passages，It is provided with spring retaining mechanism 15 in 14 locking passages，Fixing axle 27 is pluggable is fixed on undercarriage 3 by the 4th for spring retaining mechanism 15.
Fixing axle is pluggable is fixed on cantilever by second respectively by spring retaining mechanism for the present invention, by the 4th, fixing axle is pluggable is fixed on undercarriage, position-limiting action is played during insert state, as folded, having only to extract the second fixing axle or the 4th fixing axle, aircraft body is deployed into locking and completes only to need about 30 seconds.Achieve the requirement that individual soldier's portable rapid deployment uses.
According to the needs alleviating weight, body main frame of the present invention adopts ABS material to support, bulk strength is also ensure that while light weight, the cantilever that four ABS do is respectively symmetrically installation, four folding undercarriages are also had below cantilever, ensure aircraft can horizontal take-off, and in landing mission, play cushioning effect, it is to avoid components and parts damage owing to being subject to strenuous vibration.
To sum up, present configuration is compact, volume is little, quick despatch, easy care, low cost, promote efficiency of assembling to greatest extent.
Here description of the invention and application is illustrative, is not wishing to limit the scope of the invention in above-described embodiment, and therefore, the present invention is not by the restriction of the present embodiment, and the technical scheme that any employing equivalence replacement obtains is all in the scope of protection of the invention.
Claims (4)
1. a portable and collapsible quadrotor, it is characterized by, including body main frame, cantilever and undercarriage, described body main frame includes top board, base plate and four support columns, four support columns are fixed between top board and base plate, being positioned at four edges of top board and base plate, described support column is relatively be provided with two the first fixing holes in n shape structural support posts；
nullThe quantity of described cantilever is four，Cantilever is n shape structural shape，Relative respectively on cantilever it is provided with two the second fixing holes、Two the 3rd fixing holes and two the 4th fixing holes，3rd fixed hole position is between the second fixing hole and the 4th fixing hole，Described first fixing hole is mutually corresponding with the second fixing hole，And be fixed on rotatable for cantilever on body main frame by the first fixing axle，Second fixing axle is plug-type is arranged between two the 3rd fixing holes，Second fixing axle and the 3rd fixing hole matched in clearance，Second fixing axle is provided with a circle crimp groove，The cross sectional shape of compression pocket is semicircle，3rd fixing hole is arranged over the first locking passage，It is provided with spring retaining mechanism in first locking passage，Fixing axle is pluggable is fixed on cantilever by second for spring retaining mechanism，Described spring retaining mechanism includes ball、Spring and gland，Ball is pressed together in the crimp groove of the second fixing axle，Spring is in compressive state；
Described locking passage includes first passage, second channel and third channel, described first passage, second channel are cylindrical structure, third channel is hemisphere structure, the internal diameter of first passage is d1, the internal diameter of second channel is d2, and the internal diameter of third channel is d3, and the external diameter of ball is d4, d1 > d2 > d3=d4*(2/3), gland and first passage interference fit；
The quantity of described undercarriage is four, undercarriage includes connecting portion and support portion, between connecting portion and support portion, bending is arranged, relative on described connecting portion it is provided with two the 5th fixing holes and two the 6th fixing holes, described 5th fixing hole and the 4th fixing hole are corresponding, and it is fixed on cantilever by the 3rd fixing axle by rotatable for undercarriage, 4th fixing axle is plug-type is arranged between two the 6th fixing holes, 4th fixing axle and the 6th fixing hole matched in clearance, 4th fixing axle is provided with a circle crimp groove, 6th fixing hole is arranged over locking passage, it is provided with spring retaining mechanism in locking passage, fixing axle is pluggable is fixed on undercarriage by the 4th for spring retaining mechanism.
2. a kind of portable and collapsible quadrotor as claimed in claim 1, is characterized by, the length of the described second fixing axle is more than the width of cantilever.
3. a kind of portable and collapsible quadrotor as claimed in claim 1, is characterized by, the length of the described 4th fixing axle is more than the width of undercarriage.
4. a kind of portable and collapsible quadrotor as claimed in claim 1, is characterized by, described body main frame, cantilever and undercarriage all adopt ABS to be that material is prepared from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218769.XA CN105752332B (en) | 2016-04-11 | 2016-04-11 | A kind of portable and collapsible quadrotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610218769.XA CN105752332B (en) | 2016-04-11 | 2016-04-11 | A kind of portable and collapsible quadrotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105752332A true CN105752332A (en) | 2016-07-13 |
| CN105752332B CN105752332B (en) | 2018-05-22 |
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ID=56333642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610218769.XA Active CN105752332B (en) | 2016-04-11 | 2016-04-11 | A kind of portable and collapsible quadrotor |
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| Country | Link |
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| CN (1) | CN105752332B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927018A (en) * | 2017-04-07 | 2017-07-07 | 厦门南羽科技有限公司 | A kind of foldable unmanned plane |
| CN107600391A (en) * | 2017-10-18 | 2018-01-19 | 沈阳旋飞航空技术有限公司 | A kind of electronic unmanned plane undercarriage |
| CN108820197A (en) * | 2018-04-09 | 2018-11-16 | 贾风勤 | The unmanned hovering flight device of portable and collapsible aerating tourist line location |
| CN111907723A (en) * | 2020-07-10 | 2020-11-10 | 国网河北省电力有限公司鸡泽县供电分公司 | Accidental injury prevention buckle for wings of unmanned aerial vehicle |
| CN112389676A (en) * | 2020-12-02 | 2021-02-23 | 江汉大学 | Many rotor unmanned aerial vehicle carry on platform and unmanned aerial vehicle |
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| CN105059528A (en) * | 2015-07-23 | 2015-11-18 | 致导科技（北京）有限公司 | Foldable unmanned aerial vehicle |
| EP2233393B1 (en) * | 2009-03-23 | 2016-01-06 | Gregor Schnoell | Locking system |
| CN205076041U (en) * | 2015-09-25 | 2016-03-09 | 黄少锋 | Strong adaptability's aircraft |
| CN205615715U (en) * | 2016-04-11 | 2016-10-05 | 徐州蓝翼航空科技有限公司 | Four rotor crafts of portable and foldable |
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2016
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2233393B1 (en) * | 2009-03-23 | 2016-01-06 | Gregor Schnoell | Locking system |
| WO2014080409A1 (en) * | 2012-11-26 | 2014-05-30 | Wisec Ltd. | Safety apparatus for a multi-blade aircraft |
| CN203921185U (en) * | 2014-07-06 | 2014-11-05 | 支敏之 | The bending mechanism of remote control multi-rotor aerocraft support arm |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927018A (en) * | 2017-04-07 | 2017-07-07 | 厦门南羽科技有限公司 | A kind of foldable unmanned plane |
| CN107600391A (en) * | 2017-10-18 | 2018-01-19 | 沈阳旋飞航空技术有限公司 | A kind of electronic unmanned plane undercarriage |
| CN108820197A (en) * | 2018-04-09 | 2018-11-16 | 贾风勤 | The unmanned hovering flight device of portable and collapsible aerating tourist line location |
| CN111907723A (en) * | 2020-07-10 | 2020-11-10 | 国网河北省电力有限公司鸡泽县供电分公司 | Accidental injury prevention buckle for wings of unmanned aerial vehicle |
| CN111907723B (en) * | 2020-07-10 | 2023-07-18 | 国网河北省电力有限公司鸡泽县供电分公司 | Unmanned aerial vehicle wing prevents accidentally injuring buckle |
| CN112389676A (en) * | 2020-12-02 | 2021-02-23 | 江汉大学 | Many rotor unmanned aerial vehicle carry on platform and unmanned aerial vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105752332B (en) | 2018-05-22 |
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Effective date of registration: 20210113 Address after: 241103 No.66 Xinwu Avenue, wanwei Town, Wuhu County, Wuhu City, Anhui Province Patentee after: Anhui Yuanxiang Aviation Research Institute Co.,Ltd. Address before: 221011 Daquan Street Fengming Haijing District aviation technology maker space, Jiawang District, Xuzhou City, Jiangsu Province Patentee before: XUZHOU LANYI AVIATION TECHNOLOGY Co.,Ltd. |
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