CN105905292A - Propeller installation structure and unmanned aerial vehicle - Google Patents
Propeller installation structure and unmanned aerial vehicle Download PDFInfo
- Publication number
- CN105905292A CN105905292A CN201610286841.2A CN201610286841A CN105905292A CN 105905292 A CN105905292 A CN 105905292A CN 201610286841 A CN201610286841 A CN 201610286841A CN 105905292 A CN105905292 A CN 105905292A
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- CN
- China
- Prior art keywords
- propeller
- connecting plate
- mounting structure
- sleeve
- bearing
- Prior art date
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- Granted
Links
- 238000009434 installation Methods 0.000 title claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- B64C27/10—Helicopters with two or more rotors arranged coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/12—Rotor drives
- B64C27/14—Direct drive between power plant and rotor hub
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/20—Rotors; Rotor supports
Abstract
The invention discloses a propeller installation structure and an unmanned aerial vehicle. The propeller installation structure is used for solving the problem that the structural strength of an existing propeller installation structure is poor. The propeller installation structure comprises a machine arm, a support arranged on the machine arm and comprising a hollow structure, a drive device arranged on the support, and propellers driven by the drive device. By the adoption of the propeller installation structure, the drive device and the propellers are connected with the machine arm through the support, the support is provided with the hollow structure, stress can be dispersed through the arrangement of the hollow structure, the structural strength is improved, the structural weight is reduced, and therefore the structural strength, flight reliability and loading capacity of an aircraft adopting the installation structure are improved.
Description
Technical field
The present invention relates to aircraft field, be specifically related to a kind of mounting structure for propeller and there is this
The unmanned plane of mounting structure for propeller.
Background technology
Unmanned plane is a kind of flight instruments being in developing rapidly, and it has maneuverability, reaction
Quickly, unmanned flight, operation require low advantage, can be widely applied to agricultural, explore, photograph,
The fields such as border patrol.
Unmanned plane generally comprises fuselage, horn and the propeller being installed on horn, existing spiral shell
Rotation oar mounting structure is general as it is shown in figure 1, arrange connecting rod 12 ', spiral in the end of horn 11 '
Oar 14 ' is installed in connecting rod 12 ', owing to bending resistance, the torsional property of rod-like structure self are poor,
Therefore by the way of propeller 14 ' is arranged on horn 11 ' by connecting rod 12 ', there is intensity poor,
Easily cause the problem that stress is concentrated, affect the flight reliability of unmanned plane.
Summary of the invention
In view of this, the present invention provides the mounting structure for propeller that a kind of structural strength is high.
For reaching this purpose, the present invention by the following technical solutions:
A kind of mounting structure for propeller, including:
Horn；
Bearing, is arranged on described horn, including engraved structure；
Driving means, is arranged on described bearing；
Propeller, is driven by described driving means.
Preferably, described bearing is formed in one structure.
Preferably, described bearing is socketed with the end of described horn.
Preferably, described bearing includes:
Sleeve, is socketed with described horn；
Table top is installed, it installs described driving means；
Attachment structure, is connected between described sleeve and described installation table top.
Preferably, described attachment structure includes at least one connecting plate, and one end of described connecting plate is even
Connecing described installation table top, the other end connects described sleeve；
It is provided with engraved structure at least one described connecting plate.
Preferably, the end of described connecting plate is through connecting rib and described sleeve connection.
Preferably, described attachment structure includes the first connecting plate being symmetricly set in described sleeve both sides
With the second connecting plate；
Described first connecting plate from its one end with described sleeve connection to the other end, near described
The direction of sleeve tilts；And/or,
Described second connecting plate from its one end with described sleeve connection to the other end, near described
The direction of sleeve tilts.
Preferably, described attachment structure also include being positioned at described first connecting plate and the second connecting plate it
Between at least one the 3rd connecting plate.
Preferably, between adjacent described connecting plate, at least one reinforcing plate is set.
Preferably, described connecting plate extends along the axis direction of described sleeve.
Preferably, described propeller include the rotating shaft that can be rotated by described driving means and
It is arranged at the blade in described rotating shaft；
Radius at blade position is set in described rotating shaft more than other position radiuses.
Preferably, described rotating shaft includes first paragraph and the second segment being connected with described first paragraph, institute
Stating the radius radius more than described second segment of first paragraph, described blade is arranged on described first paragraph；
Described first paragraph and the smoothed surface blending of outer peripheral face of described second segment.
Preferably, described bearing is upper and lower symmetrical structure, and the two ends up and down of described bearing are respectively provided with institute
State driving means and described propeller.
Present invention also offers a kind of unmanned plane, use above-mentioned mounting structure for propeller, reach to carry
The effect of high flight reliability.
For reaching this purpose, the present invention by the following technical solutions:
A kind of unmanned plane, including mounting structure for propeller as above.
The invention has the beneficial effects as follows:
The mounting structure for propeller that the present invention provides, driving means and propeller are by bearing and horn
Connect and bearing be provided with engraved structure, the setting of engraved structure can dispersive stress, improve knot
Structure intensity, reduce construction weight, and then improve use this mounting structure aircraft structural strength,
Flight reliability and lifting capacity.
The unmanned plane that the present invention provides uses above-mentioned mounting structure for propeller, and structural strength is big, fly
Row reliability is high, and lifting capacity is strong.
Accompanying drawing explanation
By description to the embodiment of the present invention referring to the drawings, the present invention above-mentioned and other
Objects, features and advantages will be apparent from, in the accompanying drawings:
Fig. 1 is the schematic diagram of existing mounting structure for propeller；
Fig. 2 is the schematic diagram of the mounting structure for propeller that the specific embodiment of the invention provides；
Fig. 3 is the explosive view of the mounting structure for propeller that the specific embodiment of the invention provides；
Fig. 4 is the front view of the mounting structure for propeller that the specific embodiment of the invention provides；
Fig. 5 is the schematic diagram of bearing in the mounting structure for propeller that the specific embodiment of the invention provides；
Fig. 6 is the schematic diagram of propeller in the mounting structure for propeller that the specific embodiment of the invention provides；
Fig. 7 is the structural representation of the unmanned plane that the specific embodiment of the invention provides.
In figure, 11 ', horn；12 ', connecting rod；14 ', propeller；
1, mounting structure for propeller；11, horn；12, bearing；121, sleeve；122, peace
Dress table top；123, the first connecting plate；124, the second connecting plate；125, the 3rd connecting plate；126、
Connect rib；127, rectangular opening；128, reinforcing plate；13, driving means；14, propeller；
141, rotating shaft；1411, first paragraph；1412, second segment；142, blade；2, fuselage.
Detailed description of the invention
Below based on embodiment, present invention is described, but the present invention is not restricted to these
Embodiment.In below the details of the present invention being described, detailed describe some specific detail portion
Point.The description not having these detail sections for a person skilled in the art can also understand this completely
Invention.In order to avoid obscuring the essence of the present invention, known method, process, flow process, element are also
Describe the most in detail.
The invention provides a kind of mounting structure for propeller, including:
Horn；
Bearing, is arranged on horn, including engraved structure；
Driving means, is arranged on bearing；
Propeller, is driven by driving means.
The mounting structure for propeller that the present invention provides, driving means and propeller are by bearing and horn
Connect and bearing be provided with engraved structure, the setting of engraved structure can dispersive stress, improve knot
Structure intensity, reduce construction weight, and then improve use this mounting structure aircraft structural strength,
Flight reliability and lifting capacity.
The mounting structure for propeller of the present invention and unmanned plane is illustrated below in conjunction with Fig. 2 to Fig. 7
Embodiment.
As shown in Figures 2 to 4, this mounting structure for propeller includes horn 11, bearing 12, drives
Device 13 and propeller 14.Bearing 12 is provided with engraved structure, engraved structure energy is set
Enough improve structural strength, and reduce structure overall weight.
In a preferred embodiment, bearing 12 uses integrated formed structure, integrated bearing
12 can improve structural strength further.
In a preferred embodiment, bearing 12 in upper and lower symmetrical structure, up and down the two of bearing 12
End is respectively provided with driving means 13 and propeller 14, so can improve lift and the tune of aircraft
The sensitivity in joint direction.Certainly, driving means 13 and propeller 14 can also be provided only on bearing
The upper end of 12 or lower end, the structure of bearing 12 is changed accordingly.
In a preferred embodiment, bearing 12 is socket with the end of horn 11.Concrete,
As it is shown in figure 5, bearing 12 includes the sleeve 121 at middle part, is positioned at the peace of sleeve about 121 both sides
Fill table top 122 and be connected to sleeve 121 and the attachment structure installed between table top 122, hollow out
Structure is arranged in attachment structure.Driving means 13 is arranged on installation table top 122.
Attachment structure includes at least one connecting plate, and one end of connecting plate connects installs table top 122, separately
The outer peripheral face of one end branch sleeve 121.On at least one connecting plate, there is engraved structure.Connecting plate
Axis direction along sleeve 121 extends, i.e. connecting plate is parallel with the axis direction of sleeve 121.
In a preferred embodiment, due to attachment structure relative to sleeve 121 in symmetrical above and below, below
Describing attachment structure top half structure in detail, the latter half is identical with top half structure.Connect
Structure includes the first connecting plate 123 and the second connecting plate being symmetricly set in both sides, sleeve 121 top
124, one end of the first connecting plate 123 is connected with the first side of sleeve 121 through connecting rib 126,
The other end connects the side installing table top 122；One end of second connecting plate is through connecting rib 126
Second side relative with the first side with on sleeve 121 is connected, and the other end connects installs table top 122
Another side.
First connecting plate 123 is identical with the structure of the second connecting plate 124, all in engraved structure, and example
As, the first connecting plate 123 and the second connecting plate 124 all offer the rectangular opening being arranged in order
127, being smaller in size than away from the square connecting rib 126 of the close rectangular opening 127 connecting rib 126
The size in shape hole 127.
Further, the first connecting plate 123 from its one end being connected with sleeve 121 to the other end,
To near sleeve 121 direction tilt, the second connecting plate 124 be connected with sleeve 121 from it one
Hold to the other end, tilt near the direction of sleeve 121, the first connecting plate 123 being obliquely installed
With the structural strength that the second connecting plate 124 can improve bearing 12 further.As shown in Figure 4,
The angle α of a plate 123 and the second connecting plate 124 and vertical direction is preferably 5 ° extremely
10 °, more preferably 6 °.
The latter half structure of attachment structure is identical with top half, does not repeats them here.Preferably,
First connecting plate 123 of the latter half connects with the first connecting plate 123 of top half, lower half
The second connecting plate 124 divided connects with the second connecting plate 124 of top half.
Further, attachment structure also includes being positioned at the first connecting plate 123 and the second connecting plate 124
Between the 3rd connecting plate 125, the quantity of the 3rd connecting plate 125 does not limits, can be according to concrete structure
Arrange, for example, it is possible to be one as shown in Figure 5, it is also possible to for multiple, the 3rd connecting plate
One end of 125 is connected with sleeve 121 through connecting rib 126, and the other end connects installs table top 122
Middle part.Preferably, the 3rd connecting plate 125 is also in engraved structure, such as, at the 3rd connecting plate
The rectangular opening 127 being arranged in order is offered on 125.
In order to improve bending resistance and the anti-twisting property of bearing 12, reinforcing plate is set between adjacent connection plates
128, the quantity of reinforcing plate 128 does not limits, and can arrange according to real needs, for example, it is possible to be such as figure
Shown in 5, a reinforcing plate 128 is set between the most adjacent two connecting plates, it is also possible to arrange multiple.
Reinforcing plate 128 can be flat board as shown in Figure 5, it is also possible to undulate, bent, separately
Outward, reinforcing plate 128 may also set up engraved structure, these can improve bearing 12 further
Structural strength.
It is, of course, understood that the structure of bearing 12 is not limited to above-mentioned form, there is hollow out
Structure, it is possible to play other structures improving structural strength, alleviating weight effect.
Driving means 13 does not specifically limit, it is possible to drive propeller 14 to rotate, generally motor.
As shown in Figure 6, propeller 14 includes the rotating shaft 141 can being rotated by driving means 13
And the blade 142 being arranged in rotating shaft 141, in a preferred embodiment, in rotating shaft 141
The radius arranging blade 142 position is more than other position radiuses, so ensure that blade 142
The reliability being connected with rotating shaft 141, improves the structural strength of rotating shaft 141, extends rotating shaft 141
Service life.
It is further preferred that rotating shaft 141 includes first paragraph 1411 and is connected with first paragraph 1411
Second segment 1412, the radius of first paragraph 1411 is more than the radius of second segment 1412, blade 142
It is arranged on first paragraph 1411.First paragraph 1411 and the smoothed curved surface of outer peripheral face of second segment 1412
Transition.
For above-mentioned mounting structure for propeller, present invention also offers a kind of unmanned plane, use as above
Described propeller, structural strength is big, flight reliability is high, and lifting capacity is strong.
In a preferred embodiment, as it is shown in fig. 7, this unmanned plane includes fuselage 2 and and machine
Three horns 11 that body 2 is connected, each horn 11 all uses propeller as above to install knot
Structure 1 is connected with propeller 14.
It is understood that specifically described herein " on " D score is mounting structure for propeller and is in
Position during normal operating conditions.
Additionally, it should be understood by one skilled in the art that accompanying drawing is provided to provided herein
Bright purpose, and accompanying drawing is not necessarily drawn to scale.
It will also be appreciated that example embodiment is provided, so that the disclosure is comprehensive, and will
Its scope is fully conveyed to those skilled in the art.A lot of specific detail (such as particular elements, set
The standby example with method) it is presented to provide thorough understanding of the disclosure.Those skilled in the art
It will be appreciated that need not use specific detail, example embodiment can be with the most different forms by reality
Execute, and example embodiment is understood not to limit the scope of the present disclosure.Implement in some examples
In example, it is thus well known that device structure and widely-known technique are not described in.
When an element or layer be mentioned as another element or layer " on ", " being engaged to ",
" be connected to " or " being coupled to " another element or during layer, its can directly at another element or
On layer, directly engaged, be connected or coupled to another element or layer, or intermediary element can be there is
Or layer.By contrast, when an element be mentioned as " directly " another element or layer " on ",
" be bonded directly to ", " being directly coupled to " or " being directly coupled to " another element or
During layer, intermediary element or layer can not be there is.For describing between element, other word of relation should
Explained in a similar manner (such as, " between " and " directly between ", " neighbouring " is with " straight
Adjoining near " etc.).As used herein, term "and/or" includes the institute of one or more association
Arbitrary in list of items or all combine.
Although term first, second, third, etc. can be used at this describing each element, parts,
Region, layer and/or section, but these elements, parts, region, layer and/or section should not
It is limited by these terms.These terms can be only used for an element, parts, region, Ceng Huo district
Section distinguishes with another element, region, layer or section.Such as " first ", the art of " second "
Language and other numerical value term do not mean that order or order when used herein, unless context is clear and definite
Point out.Thus, the first element discussed below, parts, region, layer or section are referred to alternatively as
Two element, parts, region, layer or section, without departing from the teaching of example embodiment.Additionally,
In describing the invention, except as otherwise noted, " multiple " are meant that two or more.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for this
For skilled person, the present invention can have various change and change.All spirit in the present invention
Any modification, equivalent substitution and improvement etc. with being made within principle, should be included in the present invention's
Within protection domain.
Claims (14)
1. a mounting structure for propeller, it is characterised in that including:
Horn；
Bearing, is arranged on described horn, including engraved structure；
Driving means, is arranged on described bearing；
Propeller, is driven by described driving means.
Mounting structure for propeller the most according to claim 1, it is characterised in that described bearing
Be formed in one structure.
Mounting structure for propeller the most according to claim 1, it is characterised in that described bearing
It is socketed with the end of described horn.
Mounting structure for propeller the most according to claim 3, it is characterised in that described bearing
Including:
Sleeve, is socketed with described horn；
Table top is installed, it installs described driving means；
Attachment structure, is connected between described sleeve and described installation table top.
Mounting structure for propeller the most according to claim 4, it is characterised in that described connection
Structure includes at least one connecting plate, and one end of described connecting plate connects described installation table top, another
End connects described sleeve；
It is provided with engraved structure at least one described connecting plate.
Mounting structure for propeller the most according to claim 5, it is characterised in that described connection
The end of plate is through connecting rib and described sleeve connection.
Mounting structure for propeller the most according to claim 5, it is characterised in that described connection
Structure includes the first connecting plate and the second connecting plate being symmetricly set in described sleeve both sides；
Described first connecting plate from its one end with described sleeve connection to the other end, near described
The direction of sleeve tilts；And/or,
Described second connecting plate from its one end with described sleeve connection to the other end, near described
The direction of sleeve tilts.
Mounting structure for propeller the most according to claim 7, it is characterised in that described connection
Structure also includes at least one the 3rd connection between described first connecting plate and the second connecting plate
Plate.
Mounting structure for propeller the most according to claim 5, it is characterised in that adjacent described
At least one reinforcing plate is set between connecting plate.
Mounting structure for propeller the most according to claim 5, it is characterised in that described company
Fishplate bar extends along the axis direction of described sleeve.
11. mounting structure for propellers according to claim 1, it is characterised in that described spiral shell
Rotation oar includes can be in the rotating shaft that described driving means is rotated by and be arranged in described rotating shaft
Blade；
Radius at blade position is set in described rotating shaft more than other position radiuses.
12. mounting structure for propellers according to claim 11, it is characterised in that described turn
Axle includes first paragraph and the second segment being connected with described first paragraph, and the radius of described first paragraph is more than
The radius of described second segment, described blade is arranged on described first paragraph；
Described first paragraph and the smoothed surface blending of outer peripheral face of described second segment.
13. exist according to the mounting structure for propeller described in any one of claim 1 to 10, its feature
In, described bearing is upper and lower symmetrical structure, and the two ends up and down of described bearing are respectively provided with described driving and fill
Put and described propeller.
14. 1 kinds of unmanned planes, it is characterised in that include as described in any one of claim 1 to 13
Mounting structure for propeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610286841.2A CN105905292B (en) | 2016-05-03 | 2016-05-03 | Screw mounting structure and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610286841.2A CN105905292B (en) | 2016-05-03 | 2016-05-03 | Screw mounting structure and unmanned aerial vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105905292A true CN105905292A (en) | 2016-08-31 |
| CN105905292B CN105905292B (en) | 2024-04-16 |
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|---|---|---|---|
| CN201610286841.2A Active CN105905292B (en) | 2016-05-03 | 2016-05-03 | Screw mounting structure and unmanned aerial vehicle |
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| CN (1) | CN105905292B (en) |
Cited By (3)
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| CN108513555A (en) * | 2017-02-24 | 2018-09-07 | 深圳市大疆创新科技有限公司 | Foldable rack, rack components and unmanned vehicle |
| CN109649646A (en) * | 2018-09-19 | 2019-04-19 | 徐成栋 | A kind of 3-D Dynamic aircraft |
| CN110945758A (en) * | 2018-11-30 | 2020-03-31 | 深圳市大疆创新科技有限公司 | Motor mounting seat, motor element, horn subassembly and unmanned aerial vehicle |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513555A (en) * | 2017-02-24 | 2018-09-07 | 深圳市大疆创新科技有限公司 | Foldable rack, rack components and unmanned vehicle |
| CN108513555B (en) * | 2017-02-24 | 2021-11-05 | 深圳市大疆创新科技有限公司 | Foldable rack, rack assembly and unmanned aerial vehicle |
| CN109649646A (en) * | 2018-09-19 | 2019-04-19 | 徐成栋 | A kind of 3-D Dynamic aircraft |
| CN110945758A (en) * | 2018-11-30 | 2020-03-31 | 深圳市大疆创新科技有限公司 | Motor mounting seat, motor element, horn subassembly and unmanned aerial vehicle |
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| CN110945758B (en) * | 2018-11-30 | 2022-05-31 | 深圳市大疆创新科技有限公司 | Motor mounting seat, motor element, horn subassembly and unmanned aerial vehicle |
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|---|---|
| CN105905292B (en) | 2024-04-16 |
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