CN205525022U - Unmanned aerial vehicle's focus change compensation arrangement - Google Patents
Unmanned aerial vehicle's focus change compensation arrangement Download PDFInfo
- Publication number
- CN205525022U CN205525022U CN201620347125.6U CN201620347125U CN205525022U CN 205525022 U CN205525022 U CN 205525022U CN 201620347125 U CN201620347125 U CN 201620347125U CN 205525022 U CN205525022 U CN 205525022U
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- unmanned aerial
- aerial vehicle
- drive division
- center
- camera head
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Abstract
The utility model discloses an unmanned aerial vehicle's focus change compensation arrangement, include the camera device who sets up on unmanned aerial vehicle, be equipped with the drive division on unmanned aerial vehicle's the fuselage, the drive division enables the optical axis removal of camera device along camera device, be equipped with the zoom module through the removal of many pieces of lenses in the camera device, through remove the change of camera device compensation focus along the optical axis when camera lens module zooms. This unmanned aerial vehicle's focus change compensation arrangement, the drive division that is equipped with enable camera device and remove along camera device's optical axis, remove and when zooming, remove the focus that produces when the camera device compensation zooms and change when many pieces of lenses of camera lens module. The stability of taken pictures is improved, make the operator obtain high -quality picture, the utility model is suitable for an unmanned aerial vehicle field.
Description
Technical field
This utility model relates to unmanned plane field, particularly relates to the center of gravity variation compensation device of a kind of unmanned aerial vehicle.
Background technology
At present, unmanned aerial vehicle, for the purpose of lifting operation and energy-saving, is just sent out towards miniaturization, light-weighted direction
Exhibition.But when camera head is mounted on unmanned aerial vehicle, owing to the movement of focus-variable lens causes the center of gravity of camera head therewith
Variation, the overall center of gravity of unmanned aerial vehicle will disequilibrium, thus cause the flight stability of unmanned aerial vehicle to decline, have crash
Anxiety.
Utility model content
For solving the problems referred to above, this utility model provides one to compensate due to focusing institute by moving horizontally camera head
The center of gravity variation compensation device of the unmanned aerial vehicle of the centre-of gravity shift caused.
This utility model solves its technical problem and be the technical scheme is that
The center of gravity variation compensation device of a kind of unmanned aerial vehicle, is included on unmanned aerial vehicle the camera head arranged, and nobody flies
The fuselage of machine is provided with drive division, and drive division can make camera head move along the optical axis of camera head, is provided with logical in camera head
The movement of too much piece of eyeglass and zoom lens module, become by compensating center of gravity along optical axis Mobile photographic device during camera lens module zoom
Dynamic.
It is further used as the improvement of technical solutions of the utility model, camera head is positioned at optical axis direction and is provided with two mutually
Parallel cross bar, drive division be provided with two cross bars match motion support.
Being further used as the improvement of technical solutions of the utility model, two cross bars are tilted in ± 60 ° on the basis of horizontal plane
Within.
Being further used as the improvement of technical solutions of the utility model, cross bar is tooth bar, and support is gear, and drive division drives
Gear driven tooth bar.
It is further used as the improvement of technical solutions of the utility model, between drive division and camera head, is provided with support arm.
Being further used as the improvement of technical solutions of the utility model, support arm is arranged on the underface of fuselage main body.
The beneficial effects of the utility model: the center of gravity variation compensation device of this unmanned aerial vehicle, the drive division being provided with can make to take the photograph
As device moves along the optical axis of camera head, when many pieces of eyeglasses of camera lens module move and during zoom, Mobile photographic device compensates
The center of gravity variation produced during zoom.Improve the stability of shooting picture, make operator obtain high-quality picture.
Accompanying drawing explanation
The utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is the overall structure schematic diagram of unmanned plane described in user operation this utility model embodiment；
Fig. 2 is unmanned plane front view described in this utility model embodiment；
Fig. 3 is unmanned plane side sectional view described in this utility model embodiment.
Detailed description of the invention
Below with reference to embodiment and accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is carried out
Clearly and completely describe, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment is only
It is a part of embodiment of the present utility model rather than whole embodiment, based on embodiment of the present utility model, the skill of this area
Other embodiments that art personnel are obtained on the premise of not paying creative work, belong to the model of this utility model protection
Enclose.
Referring to figs. 1 through Fig. 3, this utility model is the center of gravity variation compensation device of a kind of unmanned aerial vehicle, is included in nobody and flies
The camera head 300 arranged on machine 100, the fuselage 200 of unmanned aerial vehicle 100 is provided with drive division 260, and drive division 260 can make to take the photograph
As device 300 moves along the optical axis of camera head 300, it is provided with the movement by many pieces of eyeglasses in camera head 300 and varifocal mirror
Head mould group 320, by compensating center of gravity variation along optical axis Mobile photographic device 300 during camera lens module 320 zoom.
The center of gravity variation compensation device of this unmanned aerial vehicle, the drive division 260 being provided with can make camera head 300 along camera head
The optical axis of 300 moves, when many pieces of eyeglasses of camera lens module 320 move and during zoom, Mobile photographic device 300 produces when compensating zoom
Raw center of gravity variation.Improve the stability of shooting picture, make operator obtain high-quality picture.
As this utility model preferred embodiment, camera head 300 is positioned at optical axis direction be provided with two mutually flat
Row cross bar, drive division 260 be provided with two cross bars match motion support.
As this utility model preferred embodiment, two cross bars be tilted on the basis of horizontal plane ± 60 ° within.
As this utility model preferred embodiment, cross bar is tooth bar, and support is gear, and drive division 260 drives tooth
Wheel belt carry-over bar.
As this utility model preferred embodiment, support arm 270 it is provided with between drive division 260 and camera head 300.
As this utility model preferred embodiment, support arm 270 is arranged on the underface of fuselage 200 main body.
This utility model provides a kind of unmanned aerial vehicle possessing fuselage, camera head and drive division and control portion, fuselage
With rotor, this unmanned aerial vehicle can be in airflight.Camera head is contained within camera lens module and the image pickup part of band eyeglass.
This camera lens module can along with the movement of eyeglass zoom.Image pickup part shooting is from the image of camera lens module.Drive division can make mirror
In head mould group and camera head, one of them side moves along the optical axis of camera lens module.Control portion can control to drive
Portion so that in camera lens module and camera head, one of them side moves along the optical axis of camera lens module, meanwhile, compensate because of
The movement of eyeglass and the center of gravity variation of unmanned aerial vehicle that produces.
Symbol description: 10 users, 50 operation devices, 100 unmanned aerial vehicles, 200 fuselages, 212 the 1st rotors,
214 the 1st wing drive divisions, 222 the 2nd horizontal rotation wings, 224 the 2nd wing drive divisions, 232 the 3rd rotors, 234 the 3rd wings drive
Dynamic portion, 242 the 4th horizontal rotation wings, 244 the 4th wing drive divisions, 250 control units, 252 control portions, 254 memorizeies, 256
Communication unit, 260 drive divisions, 270 support arms, 300 camera heads, 310 lens driving portions, 320 camera lens modules, 321 the 1st
Eyeglass group, 322 the 2nd eyeglass groups, 323 the 3rd eyeglass groups, 324 the 4th eyeglass groups, 325 focusing lens groups, 330 image pickup parts.
Fig. 1 is the overall structure schematic diagram of the unmanned aerial vehicle 100 of this utility model embodiment user 10 manipulation, unmanned aerial vehicle
100 possess fuselage 200 and the camera head 300 supported by fuselage 200, unmanned aerial vehicle 100 be on be mounted with battery.Nobody flies
Machine 100 refers to the baby plane aloft flown manipulated by outside.Additionally, unmanned aerial vehicle 100 can be built-in GPS, in advance
Be incorporated into the half of the control program relevant to course line etc. from type of law aircraft, or all need not user 10 operation complete from
Type of law aircraft.
User 10 can utilize operation device 50 to send instruction by radio communication to unmanned aerial vehicle 100, thus manipulates nothing
The taking off of people's aircraft 100, airflight and fall.Further, it is also possible to operation is loaded in the camera head on unmanned aerial vehicle 100
300。
Camera head 300 refers to, can be to shoot image and have the camera of zoom function.Camera head 300 along
The camera lens optical axis supported by fuselage 200 moves.Transport to operate the image signal of device 50 from camera head 300, both can be
The power supply of unmanned aerial vehicle 100 to off before launch continuously, it is also possible to give an order to operation device 50 according to user 10 and carry out sending out
Penetrate.
Fuselage 200 is containing X word shape, 4 X word ends, possesses the 1st level rotation that can rotate around each rotary shaft
The wing the 212, the 2nd rotor the 222, the 3rd rotor the 232 and the 4th rotor 242.Fuselage 200 possesses to have can make each level
Rotor respectively along rotary shaft do circumference rotate the 1st wing drive division the 214, the 2nd wing drive division the 224, the 3rd wing drive division 234 and
4th wing drive division 244.Each wing drive division the most built-in DC motor, rotates each rotor by the spinning force of DC motor.
Fuselage 200 possesses control unit 250 and drive division 260.Control unit 250 controls the action of unmanned aerial vehicle 100, drives
Dynamic portion 260 can make camera head 300 move by the direction specified.Control unit 250 is incorporated into the main part being built in X word central authorities
In miniature multiplex computer in point.Drive division 260 is arranged on the front end of support arm 270, and support arm 270 is in main part
Underface and be vertically arranged.
Fig. 2 is the front view of unmanned aerial vehicle 100.Fig. 3 is the longitudinal sectional view of unmanned aerial vehicle 100.Supported by fuselage 200
Camera head 300 on equipped with camera lens module 320, shooting from the image pickup part 330 of image of camera lens module and drive division
310.Camera lens module 320 can according to the movement of many pieces of eyeglasses zoom.Drive division 310 can make many pieces of eyeglasses along camera lens module 320
Optical axis move.
On Fig. 2 and Fig. 3, illustrate the center of gravity of fuselage 200 with G1 and G2 respectively and be in the shifting according to many pieces of eyeglasses
The center of gravity of the camera lens module 320 during dynamic and A-stage before zoom.The overall center of gravity of unmanned aerial vehicle 100 is between G1 and G2
Position G indicates.The gravity axis of the camera lens module 320 under the center of gravity of fuselage 200 and equal state respectively with along center of gravity G1 with
And the vector that the gravity direction of G2 extends illustrates.In this A-stage, the gravity axis of fuselage 200 and camera lens module 320
Gravity axis be the position on coaxial, unmanned aerial vehicle 100 like this is exactly symmetrical structure, therefore unmanned aerial vehicle 100
Can stably take off, fly and land.
Camera lens module 320 refers to, such as, refer to the internal LENS lens barrel containing many pieces of eyeglasses.Camera lens module 320 includes the 1st
Eyeglass group the 321, the 2nd eyeglass group the 322, the 3rd eyeglass group 323, focusing lens group the 325 and the 4th eyeglass group 324, these eyeglasses group exists
Configure in order in 320.The optical axis of the 1st eyeglass group 321 these eyeglasses group such as grade represents with A on Fig. 3.1st eyeglass group
321 grades are used for zoom, and the 1st eyeglass group the 321 and the 3rd eyeglass group 323 is fixed on optical axis A, on the other hand, and the 2nd eyeglass group
322 and the 4th eyeglass group 324 is separate, and can move along optical axis A.Focusing lens group 325 is used for focusing on, from being used for
In 1st eyeglass group 321 eyeglass group such as grade of zoom independent, and can move along optical axis A.
Image pickup part 330 is configured on the optical axis A of light incident side and the offside inciding camera lens module 320 light, and shoots
Image from camera lens module 320.Image pickup part 330 refers to, such as, refer to the imaging apparatuss such as CCD or CMOS.
Eyeglass drive division 310 can control the number of revolutions of stepper motor or servomotor etc., the built-in horse for zoom
Reach and for the motor focused on.The spinning force of motor can be become rectilinear movement by eyeglass drive division 310, can make the 2nd eyeglass group
322, the 4th eyeglass group 324 and focusing lens group 325 move along optical axis A.From the point of view of the front of unmanned aerial vehicle 100, at shooting dress
The configuration composition putting multiple materials in 300 should be symmetrical, can be arranged in be positioned at by eyeglass drive division 310 and inject shooting
On the light incident side of the light in portion 330 and the optical axis A that tosses about.
Drive division 260 is while with supporting mechanism while holding camera head 300, making camera head according to drive mechanism
300 move along the optical axis A of camera lens module 320.Supporting mechanism refers to, such as, refers to the camera head on opposite at drive division 260
2 cross bars upwardly extending along the optical axis A side of camera lens module 320 and being parallel to each other it are fixed with, it is also possible to be at drive division on 300
On 260 equipped with containing and these two cross bars complement each other the support tectosome of shape.In this case, drive division 260 passes through
Support tectosome is made to be stuck on these two cross bars support camera head 300, and by these two cross bars with support the connecing of tectosome
Contacting surface slip camera head 300.On the other hand, as drive mechanism, such as, at the camera head 300 facing to drive division 260
Outside on and be formed with the upwardly extending guide rail in the optical axis A side (tooth bar) at camera lens module 320, this guide rail has multiple tooth,
Can be equipped with controlling the motor of number of revolutions of stepper motor or servomotor etc and little gear on drive division 260.
This little gear is circular gear, is supported by the rotary shaft of motor, and it is complementary that its periphery has a lot of and guide rail tooth
Tusk.In this case, the tooth of tooth and guide rail by making circular gear is mutually bitten, and is changed into directly by the spinning force of motor
Line moves, that is, drive 260 can pass through guide rail and little gear, makes camera head 300 move along the optical axis A of camera lens module 320
Dynamic.
The control unit 250 of fuselage 200 possesses control portion 252 and memorizer 254 and communication unit 256.
Focal length that memorizer 254 internal memory contains camera lens module 320 and the shifting moved along the optical axis A of camera head 300
Momentum is the list data of corresponding relation, needs this list data when compensating the center of gravity variation of unmanned aerial vehicle 100.Communication unit 256
It is by radio communication and PERCOM peripheral communication.
Control portion 252 is by communication unit 256, after from operation device 50, that receives instruction, and will be from taking lens module
The image signal of the image pickup part of the image of 320 passes to operation device 50.Control portion 252, according to the instruction of operation device 50, controls
The taking off, fly and land of unmanned aerial vehicle 100, the 1st wing drive division 214 etc..
Control portion 252 controls lens driving portion 310 according to the instruction of operation device 50.This instruction is except being and camera lens
Outside the instruction that the zoom operation of module 320 is relevant, it is also possible to have with focusing operation when being manual focusing containing camera lens module 320
The instruction closed.Further, camera lens module 320 is that auto-focusing mode can also.
Control portion 252 controls driving 260, in order to can move along optical axis A by making camera head 300, to compensate because of the 2nd mirror
The center of gravity variation of unmanned aerial vehicle 100 produced by sheet group the 322 and the 4th eyeglass group 324.Control portion 252 both can be according in advance
The control programme-control drive division 260 enrolled, it is also possible to reference to the form being stored in memorizer 254 to control drive division 260.
The focal length [mm] of camera lens module 320 and the corresponding relation of the amount of movement [mm] along camera head 300 optical axis A.
Positive and negative about this amount of movement, with the focal length of camera lens module 320 be the state of 50 [mm] as A-stage, i.e. with amount of movement
Be 0 [mm], as it is shown on figure 3, with deflection camera head 300 shooting direction for just (+), in contrast be exactly negative (-).
The focal length making camera lens module 320 varies to 20 [mm] from 50 [mm], is i.e. used in the 2nd eyeglass group of zoom
One of them side of 322 and the 4th eyeglass group 324 moves along optical axis A toward negative direction, and center of gravity G2 of camera lens module 320 is also simultaneously
Move in the same direction.Therefore, meanwhile, make camera head 300 along optical axis A only+30 ［ mm ］ with the speed reserved in advance
Degree is mobile.Thus, can make corrections and produce because of the 2nd eyeglass group 322 and the movement of one of them side of the 4th eyeglass group 324
The center of gravity variation of unmanned aerial vehicle 100.In other words, even if moving the 2nd eyeglass group the 322 and the 4th eyeglass group 324 at least within
One side, the position of center of gravity G of unmanned aerial vehicle 100 can also maintain primary position.But, the speed reserved in advance refers to,
Generally being not result in the speed of the center of gravity G deviation primary position of unmanned aerial vehicle 100 entirety, this information can be enrolled and be reserved in advance
Control program in, it is also possible to be stored in memorizer 254.
Same, make the focal length of camera lens module 320 vary to 85 [mm] from 20 [mm], be i.e. used in the 2nd of zoom the
One of them side of eyeglass group the 322 and the 4th eyeglass group 324 moves along optical axis A toward positive direction, simultaneously the weight of camera lens module 320
Heart G2 moves the most in the same direction.Therefore, meanwhile, make camera head 300 along optical axis A only-65 ［ mm ］ with above-mentioned thing
The speed first reserved moves.Thus, though one of them side of mobile 2nd eyeglass group the 322 and the 4th eyeglass group 324,
The position of center of gravity G of unmanned aerial vehicle 100 can also maintain primary position.
For fuselage 200, smaller on the impact drawing angle along optical axis A Mobile photographic device 300, but how I haven't seen you for ages exists shadow
Ring.For making this impact infinitely diminish, control portion 252 can continuously repetitive control compensate unmanned aerial vehicle 100 center of gravity variation
The movement of camera head 300 and be used for the 2nd eyeglass group the 322 and the 4th eyeglass group 324 movement along optical axis A of zoom.
Further, for fuselage 200, it is also possible to come by the shift in position of the camera lens module 320 in camera head 300 self
The shift in position replacing camera head 300 goes to compensate the center of gravity variation of unmanned plane 100.In this case, drive division 260 is set
In the inside of camera head 300, eyeglass module 320 is made to move along optical axis A relative to camera head 300.
In above multiple embodiments, just with camera lens module and camera head at least a part of which one side, or do not use
The eyeglass of camera lens module compensate the unmanned aerial vehicle center of gravity variation produced because the eyeglass of zoom moves along the movement of optical axis
Aspect is illustrated.Change this, or plus this, utilize at least one party made in camera lens module and camera head,
Or the eyeglass of the camera lens module not used moves along optical axis, thus because compensate the eyeglass focused on move and produce unmanned
The center of gravity of airplane changes.The impact brought to the position of centre of gravity of unmanned aerial vehicle when the movement of the eyeglass focused on is little to ignoring
Time, it is also possible to the most so control.
In above multiple embodiments, camera lens module can be as the mechanism containing many pieces of eyeglasses, and will be with camera lens mould
2 axis of guides and optical axis that the optical axis of group extends in parallel are arranged on the position in same level.Accordingly, due to can make because of
Many pieces of eyeglasses of zoom or focusing and movement each gravity by self maintains the state contacted with this 2 axis of guides, and along
Optical axis moves, accordingly, it is capable to the picture produced when suppression zoom or focusing shakes.Furthermore, it is in leans on respectively to enable many pieces of position eyeglass
The state that 2 axis of guides of self gravitation and this contact, the configuration of these 2 axis of guides be set to from horizontal plane count ± 60 ° within meeting
Relatively good.
This unmanned aerial vehicle is the unmanned aerial vehicle aloft flown, equipped with have the fuselage of rotor, camera lens module and
Camera head, drive division and control portion.Its camera lens module is contained within eyeglass, can according to the movement of above-mentioned eyeglass zoom.Its
Camera head contains the image pickup part shooting the image from above-mentioned camera lens module, is supported by above-mentioned fuselage.Its drive division is permissible
At least one party in above-mentioned camera lens module and above-mentioned camera head is made to move along the optical axis of above-mentioned camera lens module.Its control portion can
So that the above-mentioned at least one party of above-mentioned camera lens module and above-mentioned camera head moves along optical axis, to compensate because of above-mentioned camera lens
The center of gravity variation of the above-mentioned unmanned aerial vehicle moved and produce.
Described unmanned aerial vehicle also have storage be described above-mentioned camera lens module focal length and, compensate above-mentioned center of gravity
Above-mentioned camera lens module required during variation and the table of the corresponding relation of the amount of movement of the above-mentioned at least one party of above-mentioned camera head
Lattice data.Above-mentioned control portion, with reference to being stored in the above table in above-mentioned memorizer, controls above-mentioned drive division.Above-mentioned control portion is joined
Examine the above table being stored in above-mentioned memorizer and control above-mentioned drive division.
Multiple embodiment utilized above, moves along optical axis making at least one party in camera lens module and camera head
Compensate because nobody being equipped with camera head (this camera head is contained within the camera lens module of zoom because of the movement of eyeglass) flies
The situation of the center of gravity variation that the eyeglass on machine moves and produces is illustrated.But, this utility model is not limited to unmanned
Aircraft, also can be suitably used for possessing have similar functions the camera head of lens system itself or possess and have this camera lens system
The miniature self-service airship of system, land sniffing robot, in the diversified purposes such as perhaps in water/sniffing robot waterborne.
Certainly, this utility model is created and is not limited to above-mentioned embodiment, and those of ordinary skill in the art are not disobeying
It may also be made that equivalent variations or replacement on the premise of back of the body this utility model spirit, the deformation of these equivalents or replacement are all contained in this
In application claim limited range.
Claims (6)
1. the center of gravity variation compensation device of a unmanned aerial vehicle, it is characterised in that: it is included on unmanned aerial vehicle the shooting dress arranged
Putting, the fuselage of described unmanned aerial vehicle is provided with drive division, and described drive division can make camera head move along the optical axis of camera head,
The movement by many pieces of eyeglasses it is provided with and zoom lens module, by along light during described camera lens module zoom in described camera head
Axle Mobile photographic device compensates center of gravity variation.
The center of gravity variation compensation device of unmanned aerial vehicle the most according to claim 1, it is characterised in that: on described camera head
Be positioned at optical axis direction and be provided with two cross bars being parallel to each other, described drive division be provided with two cross bars match motion support
Body.
The center of gravity variation compensation device of unmanned aerial vehicle the most according to claim 2, it is characterised in that: two described cross bars with
Be tilted on the basis of horizontal plane ± 60 ° within.
The center of gravity variation compensation device of unmanned aerial vehicle the most according to claim 2, it is characterised in that: described cross bar is tooth
Bar, described support is gear, and described drive division drives gear driven tooth bar.
5., according to the center of gravity variation compensation device of the unmanned aerial vehicle described in any one in Claims 1-4, its feature exists
In: it is provided with support arm between described drive division and camera head.
The center of gravity variation compensation device of unmanned aerial vehicle the most according to claim 5, it is characterised in that: described support arm is arranged
Underface in fuselage main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620347125.6U CN205525022U (en) | 2016-04-21 | 2016-04-21 | Unmanned aerial vehicle's focus change compensation arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620347125.6U CN205525022U (en) | 2016-04-21 | 2016-04-21 | Unmanned aerial vehicle's focus change compensation arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205525022U true CN205525022U (en) | 2016-08-31 |
Family
ID=56797126
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620347125.6U Expired - Fee Related CN205525022U (en) | 2016-04-21 | 2016-04-21 | Unmanned aerial vehicle's focus change compensation arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752354A (en) * | 2016-04-21 | 2016-07-13 | 捷西迪（广州）光学科技有限公司 | Gravity center change compensation device and method for unmanned aircraft |
-
2016
- 2016-04-21 CN CN201620347125.6U patent/CN205525022U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752354A (en) * | 2016-04-21 | 2016-07-13 | 捷西迪（广州）光学科技有限公司 | Gravity center change compensation device and method for unmanned aircraft |
| CN105752354B (en) * | 2016-04-21 | 2017-12-26 | 捷西迪（广州）光学科技有限公司 | A kind of center of gravity of unmanned aerial vehicle changes compensation device and its compensation method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20200421 |