CN104890865A - Engine arm component, airframe and unmanned aerial vehicle - Google Patents
Engine arm component, airframe and unmanned aerial vehicle Download PDFInfo
- Publication number
- CN104890865A CN104890865A CN201510291599.3A CN201510291599A CN104890865A CN 104890865 A CN104890865 A CN 104890865A CN 201510291599 A CN201510291599 A CN 201510291599A CN 104890865 A CN104890865 A CN 104890865A
- Authority
- CN
- China
- Prior art keywords
- horn
- head
- frame
- lower plate
- upper plate
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
- B64C1/063—Folding or collapsing to reduce overall dimensions, e.g. foldable tail booms
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/46—Blades
- B64C27/473—Constructional features
- B64C27/50—Blades foldable to facilitate stowage of aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Toys (AREA)
- Manipulator (AREA)
Abstract
The invention discloses an engine arm component which comprises an engine arm and an end joint. The engine arm component is characterized in that the engine arm comprises an integrally formed tubular main body part and a square tubular head part, wherein the head part is fixedly connected with the main body of the airframe, the main body part comprises a tail part; the tail part is away from the head part and is fixedly connected with the end joint. According to the engine arm component, the square head part is adopted for connection, the connection structure is simplified and the anti-twist strength is enhanced. The invention further comprises the airframe comprising the engine arm component and an unmanned aerial vehicle comprising the airframe.
Description
Technical field
The present invention relates to a kind of technical field of aerospace, particularly a kind of horn assembly of unmanned plane, frame and unmanned plane.
Background technology
The horn of current multiple propeller unmanned plane is generally circle, and circular horn adopts the mode of end winding support to be fixed in frame main body.But the fixed sturcture of circular horn is complicated, cause assembling and dismounting inconvenience, and its torsional strength is not enough.
Summary of the invention
In view of more than, be necessary the horn assembly that a kind of easy disassembly is provided.
In addition, be necessary to provide a kind of frame comprising this horn assembly.
In addition, there is a need to provide a kind of unmanned plane comprising this frame.
A kind of horn assembly, comprises horn and end joint.This horn comprises the main part of tubulose and the head of tubulose of being square, this main part and this head one-body molded.This head is used for being fixedly connected with the main body of described frame.This main part comprises the afterbody away from this head, and this afterbody is connected with this end arthrodesis.
Preferably, this horn also comprises the interconnecting gangway be connected between this main part and this head.
Preferably, this main part is from being close to one end of this head to this afterbody, and its size diminishes gradually.
Preferably, this Y-shaped three-way shape in end joint, comprises a first end and two the second ends, and this first end is formed and described afterbody same shape hole, and this afterbody to insert in this hole and fixes with fixing glue.
Preferably, this horn inside is formed with the through hole being communicated with this main part and this head, and this horn assembly also comprises locking bar, and this locking bar is arranged in this through hole and is fixed on by fastener in the main body of this head and this frame.
Preferably, the material of this locking bar is aluminium.
Preferably, this horn is made up of carbon fibre material.
A kind of frame, comprise the upper plate and lower plate that are intervally installed, this upper plate and lower plate form the main body of this frame.This frame also comprises horn assembly as above, and the head of this horn assembly is between this upper plate and lower plate and be fixedly connected with lower plate with this upper plate respectively.
Preferably, this frame also comprises the contiguous block be fixedly connected between this upper plate and this lower plate.
Preferably, this upper plate and lower plate are made up of carbon fibre material.
A kind of unmanned plane, comprise frame as above and flying power module, this flying power module is arranged on this end joint.
Preferably, this flying power module screw propeller of comprising pivot arm, being arranged on the motor on this pivot arm and being arranged on machine shaft.
Preferably, this pivot arm is rotatably arranged on this end joint.
It is square that horn of the present invention is set to one end, compares circular horn, do not need on upper plate, lower plate and end joint, arrange the mechanism be connected with circular horn again, simplifies the structure, make Assembly And Disassembly become easier.
Further, square horn is compared circular horn and is had higher torsional strength.
Accompanying drawing explanation
Fig. 1 is the block diagram of the better embodiment of unmanned plane of the present invention.
Fig. 2 is the three-dimensional exploded view of the frame of Fig. 1.
Fig. 3 is the three-dimensional exploded view of the horn assembly of Fig. 2.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that, when assembly is called as " being fixed on " another assembly, directly can there is assembly placed in the middle in it on another assembly or also.When an assembly is considered to " connection " another assembly, it can be directly connected to another assembly or may there is assembly placed in the middle simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Below in conjunction with accompanying drawing, some embodiments of the present invention are elaborated.
Please refer to Fig. 1, the unmanned plane 100 of better embodiment of the present invention comprises frame 10, flying power module 30, foot rest 40, carrying platform 50 and boarded parts 60.
Referring to Fig. 2, frame 10 comprises upper plate 11, lower plate 13, horn assembly 15 and contiguous block 17.
Upper plate 11, lower plate 13 are carbon fiber board.Upper plate 11 and lower plate 13 offer multiple groove 111,131 respectively.Groove 111,131, for alleviating the weight of upper plate 11, lower plate 13, also can be used for making other parts (not shown) through upper plate 11, lower plate 13.
Upper plate 11 roughly in butterfly-shaped, comprises four angles 113.Lower plate 13, in irregularly shaped, comprises two straight lines 135 and two irregular limits 137.Lower plate 13 is formed with four angles 133 at four angles 113 of corresponding upper plate.
Upper plate 11, lower plate 13 setting spaced in parallel to each other.Upper plate 11, lower plate 13 form the main body of frame.Between upper plate 11, lower plate 13, be fixed with horn assembly 15.
In the present embodiment, horn assembly 15 has four, and four horn assemblies 15 are radially fixed in upper plate 11, lower plate 13, and stretch out from angle 113,133.
Please refer to Fig. 3, each horn assembly 15 comprises horn 150, end joint 160 and locking bar 169.
Horn 150 is made for carbon fibre material, comprises main part 151 in a tubular form, the head 152 of the tubulose that is square and the interconnecting gangway 153 of connection header 152 and main part 151, and one-body molded.Horn 150 inside is formed with the through hole 154 being communicated with main part 151, interconnecting gangway 153 and head 152.Main part 151 comprises the afterbody 155 away from head 152.Main part 151 is from being close to one end of head 152 to afterbody 155, and its size diminishes gradually.Head 152 comprises upper assembly wall 156 respect to one another and lower assembly wall 157.
In the present embodiment, main part 141 ovalize tubulose, in other embodiments, main part 141 also can be other shapes, such as square tubulose.Compare circular horn, horn of the present invention can increase torsional strength.
The Y-shaped three-way shape in end joint 160, comprises a first end 161 and two the second ends 162.First end 161 is formed with the hole 163 consistent with afterbody 155 shape, and each second end 162 is formed with a half bore 164.Second end 162 is also formed with connecting strap 165 respect to one another with first end 161 intersection, and pipe link 166 is arranged on connecting strap 165.
In the present embodiment, each horn assembly 15 comprises four locking bars 169, and the material of locking bar 169 is aluminium.
Upon assembly, the head 152 of horn 150 is placed between upper plate 11, lower plate 13, upper assembly wall 156 contacts with upper plate 11, lower assembly wall 157 contacts with lower plate 13, locking bar 169 to be placed in through hole 154 and to contact with upper assembly wall 156, lower assembly wall 157 respectively, be fixedly connected with locking bar 169, upper assembly wall 156 and upper plate 11 with fastener (as screw), or be fixedly connected with locking bar 169, lower assembly wall 157 and lower plate 13.
Then, contiguous block 17 to be placed between upper plate 11, lower plate 13 and with fastener (as screw), contiguous block 17 to be fixedly connected with upper plate 11, lower plate 13, more firm with what make upper plate 11, lower plate 13 connect.In the present embodiment, one has four contiguous blocks 17, arranges a contiguous block 17 between every two horns 150.
Then, by also fixing among the hole 163 in the afterbody 155 insertion end joint 160 of horn 150.In the present embodiment, fixing glue can be utilized to be fixed among hole 160 by afterbody 155.
In the present invention, be set to square by the head 152 of horn 150, square head 152 is connected with upper plate 11, lower plate 13.Compare circular horn, do not need on upper plate, lower plate and end joint, arrange the mechanism be connected with circular horn again, simplify the structure, make Assembly And Disassembly become easier.
Further, square horn is compared circular horn and is had higher torsional strength, and horn 150 and upper plate 11, increases locking bar 160 between lower plate 13 and connect the torsional strength too increasing frame 10 entirety.
In the present embodiment, comprise eight flying power modules 30, thus unmanned plane 100 of the present invention is eight screw propeller unmanned planes.The screw propeller 35 that each flying power module 30 comprises pivot arm 31, is arranged at the motor 33 of pivot arm 31 one end and is arranged on motor 33 S. A..On the rotating pipe link 166 being installed on end joint 160 of the other end of pivot arm 31.Pivot arm 31 and screw propeller 35 can be in and close or open mode.When pivot arm 31 and screw propeller 35 are all opened, unmanned plane 100 is in running order.When pivot arm 31 and screw propeller 35 all close, the volume-diminished of unmanned plane 100 is so that transport.
In the present embodiment, the number of foot rest 40 is two, two straight line 135 places being fixed on lower plate 13 of its symmetry.Each foot rest 40 comprises two braces, 41, cross bar 43 and a carrier strip 45.The setting spaced in parallel to each other of two braces, its one end is fixed in lower plate 13, and the other end is fixed on cross bar 43.The two ends of carrier strip 45 are individually fixed in the middle part of brace 41.
Carrying platform 50 is fixed in two carrier strip 45, and boarded parts 60 is fixed on carrying platform 50.In the present embodiment, unmanned plane 100 is agricultural unmanned plane, and boarded parts 60 is medicine-chest.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification sheets of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (13)
1. a horn assembly, comprises horn and end joint, it is characterized in that: this horn comprises the main part of tubulose and the head of tubulose of being square, and wherein this main part is one-body molded with this head, and this head is for being fixedly connected with the main body of described frame; This main part comprises the afterbody away from this head, and this afterbody is connected with this end arthrodesis.
2. horn assembly as claimed in claim 1, is characterized in that: this horn also comprises the interconnecting gangway be connected between this main part and this head.
3. horn assembly as claimed in claim 1, is characterized in that: this main part is from being close to one end of this head to this afterbody, and its size diminishes gradually.
4. horn assembly as claimed in claim 1, is characterized in that: this Y-shaped three-way shape in end joint, comprises a first end and two the second ends, and this first end is formed and described afterbody same shape hole, and this afterbody to insert in this hole and fixes with fixing glue.
5. horn assembly as claimed in claim 1, it is characterized in that: this horn inside is formed with the through hole being communicated with this main part and this head, this horn assembly also comprises locking bar, and this locking bar is arranged in this through hole and is fixed on by fastener in the main body of this head and this frame.
6. horn assembly as claimed in claim 5, is characterized in that: the material of this locking bar is aluminium.
7. horn assembly as claimed in claim 1, is characterized in that: this horn is made up of carbon fibre material.
8. a frame, comprise the upper plate and lower plate that are intervally installed, this upper plate and lower plate form the main body of this frame, it is characterized in that, also comprise the horn assembly according to any one of claim 1 ~ 7, the head of this horn assembly is between this upper plate and lower plate and be fixedly connected with lower plate with this upper plate respectively.
9. frame as claimed in claim 8, is characterized in that: this frame also comprises the contiguous block be fixedly connected between this upper plate and this lower plate.
10. frame as claimed in claim 8, is characterized in that: this upper plate and lower plate are made up of carbon fibre material.
11. 1 kinds of unmanned planes, is characterized in that: this unmanned plane comprises frame as claimed in claim 8 and flying power module, and this flying power module is arranged on this end joint.
12. unmanned planes as claimed in claim 11, is characterized in that: the screw propeller that this flying power module comprises pivot arm, is arranged on the motor on this pivot arm and is arranged on machine shaft.
13. unmanned planes as claimed in claim 12, is characterized in that: this pivot arm is rotatably arranged on this end joint.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710562780.2A CN107323651B (en) | 2015-06-01 | 2015-06-01 | Arm subassembly, frame and unmanned aerial vehicle |
CN201510291599.3A CN104890865B (en) | 2015-06-01 | 2015-06-01 | Horn component, frame and unmanned plane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510291599.3A CN104890865B (en) | 2015-06-01 | 2015-06-01 | Horn component, frame and unmanned plane |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710562780.2A Division CN107323651B (en) | 2015-06-01 | 2015-06-01 | Arm subassembly, frame and unmanned aerial vehicle |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104890865A true CN104890865A (en) | 2015-09-09 |
CN104890865B CN104890865B (en) | 2017-08-25 |
Family
ID=54023939
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710562780.2A Expired - Fee Related CN107323651B (en) | 2015-06-01 | 2015-06-01 | Arm subassembly, frame and unmanned aerial vehicle |
CN201510291599.3A Expired - Fee Related CN104890865B (en) | 2015-06-01 | 2015-06-01 | Horn component, frame and unmanned plane |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710562780.2A Expired - Fee Related CN107323651B (en) | 2015-06-01 | 2015-06-01 | Arm subassembly, frame and unmanned aerial vehicle |
Country Status (1)
Country | Link |
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CN (2) | CN107323651B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017132794A1 (en) * | 2016-02-01 | 2017-08-10 | 张琬彬 | Rectangular unmanned aerial vehicle arm |
CN108791843A (en) * | 2018-05-25 | 2018-11-13 | 华中科技大学 | A kind of unmanned aerial vehicle rack and the unmanned plane comprising it |
CN108860562A (en) * | 2018-07-25 | 2018-11-23 | 深圳高科新农技术有限公司 | A kind of truss-like unmanned aerial vehicle rack and unmanned plane |
WO2019041220A1 (en) * | 2017-08-31 | 2019-03-07 | 深圳市大疆创新科技有限公司 | Arm locking mechanism, and aerial vehicle |
WO2019041097A1 (en) * | 2017-08-28 | 2019-03-07 | 深圳市大疆创新科技有限公司 | Frame assembly of unmanned aerial vehicle, and unmanned aerial vehicle |
Families Citing this family (2)
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WO2021093904A2 (en) * | 2021-02-24 | 2021-05-20 | 郑州航空工业管理学院 | Easy-to-assemble unmanned aerial vehicle |
CN114537653A (en) * | 2022-04-24 | 2022-05-27 | 北京玮航科技有限公司 | Fixing mechanism and unmanned aerial vehicle of duct installation roof beam |
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CN204124359U (en) * | 2014-10-08 | 2015-01-28 | 西北工业大学 | A kind of collapsible aircraft frame |
CN204341415U (en) * | 2014-12-04 | 2015-05-20 | 北方天途航空技术发展(北京)有限公司 | Quick demounting many rotor wing unmanned aerial vehicles horn joint sleeve assembly |
CN104648664A (en) * | 2014-12-18 | 2015-05-27 | 合肥工业大学 | Retractable folding quad rotor |
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CN203681871U (en) * | 2013-12-20 | 2014-07-02 | 深圳市大疆创新科技有限公司 | Engine arm assembly and stander device of aircraft and aircraft |
CN203973860U (en) * | 2014-06-12 | 2014-12-03 | 厦门翔邦高分子科技有限公司 | A kind of vulcanizing press 3RT board extractor |
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2015
- 2015-06-01 CN CN201710562780.2A patent/CN107323651B/en not_active Expired - Fee Related
- 2015-06-01 CN CN201510291599.3A patent/CN104890865B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US3477796A (en) * | 1967-09-14 | 1969-11-11 | Bolkow Gmbh | Helicopter rotor construction |
CN103381885A (en) * | 2012-05-02 | 2013-11-06 | 田瑜 | Multi-rotor wing aircraft |
CN203005749U (en) * | 2012-12-17 | 2013-06-19 | 山东卫士植保机械有限公司 | Multi-rotor ultralow flow unmanned pesticide delivering machine |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017132794A1 (en) * | 2016-02-01 | 2017-08-10 | 张琬彬 | Rectangular unmanned aerial vehicle arm |
WO2019041097A1 (en) * | 2017-08-28 | 2019-03-07 | 深圳市大疆创新科技有限公司 | Frame assembly of unmanned aerial vehicle, and unmanned aerial vehicle |
CN108513558B (en) * | 2017-08-28 | 2021-06-01 | 深圳市大疆创新科技有限公司 | Unmanned vehicles's frame subassembly and unmanned vehicles |
WO2019041220A1 (en) * | 2017-08-31 | 2019-03-07 | 深圳市大疆创新科技有限公司 | Arm locking mechanism, and aerial vehicle |
CN108791843A (en) * | 2018-05-25 | 2018-11-13 | 华中科技大学 | A kind of unmanned aerial vehicle rack and the unmanned plane comprising it |
CN108791843B (en) * | 2018-05-25 | 2023-12-19 | 华中科技大学 | Unmanned aerial vehicle frame and contain its unmanned aerial vehicle |
CN108860562A (en) * | 2018-07-25 | 2018-11-23 | 深圳高科新农技术有限公司 | A kind of truss-like unmanned aerial vehicle rack and unmanned plane |
Also Published As
Publication number | Publication date |
---|---|
CN107323651A (en) | 2017-11-07 |
CN104890865B (en) | 2017-08-25 |
CN107323651B (en) | 2020-02-28 |
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