CN207725623U - A kind of agriculture feelings monitoring unmanned plane with twin shaft steering engine holder - Google Patents
A kind of agriculture feelings monitoring unmanned plane with twin shaft steering engine holder Download PDFInfo
- Publication number
- CN207725623U CN207725623U CN201721921890.5U CN201721921890U CN207725623U CN 207725623 U CN207725623 U CN 207725623U CN 201721921890 U CN201721921890 U CN 201721921890U CN 207725623 U CN207725623 U CN 207725623U
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- axis
- crossbeam
- unmanned plane
- steering engine
- rotation
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Abstract
The utility model discloses a kind of, and the agriculture feelings with twin shaft steering engine holder monitor unmanned plane,Horn including fuselage main body and around fuselage main body,The top of fuselage main body is equipped with the battery carrier for installing battery,Bottom is equipped with twin shaft steering engine holder by fast replacing device,Twin shaft steering engine holder can be required according to agriculture unmanned aerial vehicle remote sensing technology,Carry infrared camera and multispectral camera simultaneously,The position of pitch axis and roll axis can be adjusted flexibly,The center of gravity for making inner frame is overlapped with the axis of pitch axis and the center of gravity of outer framework is overlapped with the axis of roll axis,It rotates outline border and rotates inside casing and realized respectively in horizontal and vertical rotation adjustment by orthogonal roll axis and pitch axis,Angular transducer detects by signal passes to controller after offset has occurred in the angle of camera,It is adjusted using controlling driving mechanism as power,Make camera angle held stationary state,Reach the requirement that the optical axis of two kinds of cameras in agricultural remote sensing operation is located at same axis with rotary shaft.
Description
Technical field
The utility model is related to Machinery Automation technical fields, specifically, being related to a kind of with twin shaft steering engine cloud
The agriculture feelings of platform monitor unmanned plane.
Background technology
In recent years, unmanned plane started to be applied in agricultural production more and more widely as a kind of agricultural machinery, and agriculture
The application of precision agriculture aspect includes many aspects to industry unmanned plane at home, mainly there is soil moisture monitoring, pesticide spraying, agricultural
The extraction of early warning and crop remote sensing information, wherein unmanned plane agriculture feelings monitoring will be the most important application side of the future of agriculture unmanned plane
One of to.
Unmanned machine head is mounted in the mechanical component for being used for carry camera on unmanned plane, " stabilization " reason one with holder
Sample, general unmanned machine head can meet three freedom of movement of camera：It rotates around X, Y, Z axis, is installed in each axle center
There is motor, when unmanned plane tilts, can equally coordinate gyroscope to reinforce the power of negative direction to corresponding horizontal stage electric machine, prevent phase
Machine follows unmanned plane " inclination ", to avoid camera shake.But due to existing holder poor universality and camera operating environment requirements
Etc. reasons, seriously limit its agricultural application popularization.
Publication No. discloses a kind of two axis of modular steering engine driving for the Chinese patent literature of CN106005461A and spells phase more
Machine holder for aerial photographing, holder module have yaw and two rotary shafts of rolling, and to correct, yaw occurs for unmanned plane and rolling is brought
Deviation, but this is designed without in view of camera in actual use, to keep optical axis and the rotation of the two kinds of cameras carried
Axle position is on same axis, causing yaw axis and wobble shaft that can not be adjusted flexibly.
Utility model content
The purpose of this utility model is to provide a kind of agriculture feelings monitoring unmanned plane with twin shaft steering engine holder, the unmanned plane
Holder can be required according to agriculture unmanned aerial vehicle remote sensing technology, while carry infrared camera and multispectral camera, and can be flexible
The position for adjusting pitch axis and roll axis is located at same axis to reach the optical axis of two kinds of cameras in agricultural remote sensing operation with rotary shaft
The requirement of line.
To achieve the goals above, the agriculture feelings monitoring unmanned plane provided by the utility model with twin shaft steering engine holder includes
Fuselage main body and the horn around fuselage main body, the top of fuselage main body are equipped with the battery carrier for installing battery, bottom
Portion is equipped with twin shaft steering engine holder by fast replacing device, and twin shaft steering engine holder includes：
Connecting plate is connected with fast replacing device, is equipped with controller and holder battery thereon；
Vibration damper plate is connected between connecting plate by damping device；
Cantilever, including it is relatively fixed the first cantilever and the second cantilever of the both sides below vibration damper plate；
Outline border is rotated, is movably arranged between the first cantilever and the second cantilever by roll axis；
Rotate inside casing, by pitch axis be movably arranged on rotation outline border in, rotate inside casing in be equipped with multispectral camera and
The axis of infrared camera, pitch axis and roll axis is mutually perpendicular to；
Driving mechanism, including the first driving mechanism for rotate around roll axis of driving rotation outline border and driving rotate inside casing around bowing
Face upward the second driving mechanism of axis rotation；
Angular transducer detects the angle information during unmanned plane during flying, and communicates this information to controller, controls
Driving mechanism is run.
In above-mentioned technical proposal, rotation outline border and rotation inside casing are realized by orthogonal horizontal rotating shaft and pitch axis respectively
It is adjusted in horizontal and vertical rotation, angular transducer detects passes to control after offset has occurred in the angle of camera by signal
Device is adjusted using controlling driving mechanism as power, is made camera angle held stationary state, is reached in agricultural remote sensing operation
The optical axis of two kinds of cameras is located at the requirement of same axis with rotary shaft.
Specific scheme is that roll axis and pitch axis include two be coaxially disposed, and one end of roll axis is fixed on rotation
On outline border, the other end is mounted on by first bearing on cantilever, and one end of pitch axis is fixed on rotation inside casing, and the other end passes through
Second bearing is mounted on rotation outline border.
Another specific scheme is that rotation outline border includes first crossbeam and second cross beam, two the first cross being oppositely arranged
Beam is equipped with the first mounting groove for fixing the roll axis, and two second cross beams being oppositely arranged are equipped with for installing the
The mounting hole of two bearings；Rotation inside casing includes two third crossbeams being oppositely arranged, the 4th cross for fixing multispectral camera
Beam and the 5th crossbeam for fixing infrared camera, the 4th crossbeam and the 5th crossbeam are mounted between two third crossbeams.
More specific scheme is that third crossbeam is equipped with pitching shaft mounting hole, and the 4th crossbeam is equipped with multispectral for fixing
Camera and the third mounting groove being laterally arranged, the 5th crossbeam are equipped with for fixing infrared camera and the 4th vertically arranged installation
Slot.
Another more specific scheme is that first crossbeam is fixed with second cross beam by screw；Third crossbeam is equipped with and is used for
Second mounting groove of the 4th crossbeam and the 5th crossbeam is installed, the end of the 4th crossbeam and the 5th crossbeam is equipped with threaded hole, and screw is worn
It crosses the second mounting groove and is threaded into hole.
Another specific scheme is that the first driving mechanism includes the first rudder being fixed on the first cantilever or the second cantilever
Machine, be installed on the first steering engine output end the first swing arm and be parallelly mounted to two first connecting rods of the first swing arm both sides,
The both ends of two first connecting rods are rotatably connected with the first swing arm and rotation outline border respectively；Second driving mechanism includes being fixed on rotation
The second steering engine on outline border, be installed on the second steering engine output end the second swing arm and be installed in the second swing arm two
The both ends of two connecting rods, two second connecting rods are rotatably connected with the second swing arm and rotation inside casing respectively.
Another specific scheme is that fast replacing device includes the suspended block for the bottom for being fixed on fuselage main body and is fixed on connection
The voussoir at the top of block, suspended block are equipped with the sliding slot coordinated with voussoir, and the side of suspended block is equipped with trip bolt.
Another specific scheme is the disc hanging deck and two that damping device includes the four corners for being fixed on connecting plate
End respectively with disc hanging deck and the fixed shock-absorbing ball of vibration damper plate.
Another specific scheme is equipped with rotary damper for the end of roll axis and pitch axis.
Preferred scheme is equipped with mounting hole in an axial direction, peace for the end that roll axis and pitch axis are connect with rotary damper
Filling hole, there is anti-rotation plane, rotary damper to be equipped with the slotting axis coordinated with mounting hole, this inserts axis with corresponding with anti-rotation plane
Plane.
Compared with prior art, the beneficial effects of the utility model are：
The holder of the agriculture feelings monitoring unmanned plane of the utility model can be required according to agriculture unmanned aerial vehicle remote sensing technology, be taken simultaneously
Infrared camera and multispectral camera are carried, and the position of pitch axis and roll axis can be adjusted flexibly, reaches the center of gravity of inner frame
It is overlapped with the axis of pitch axis, the requirement that the center of gravity of outer framework is overlapped with the axis of roll axis equally reaches agricultural remote sensing operation
In optical axis and the rotary shaft of two kinds of cameras be located at the requirement of same axis.
Description of the drawings
Fig. 1 is the overall structure axonometric drawing of the utility model embodiment；
Fig. 2 is the overall structure front view of the utility model embodiment；
Fig. 3 is the rotation outline border of the utility model embodiment and rotates the explosive view of inside casing and driving mechanism；
Fig. 4 is the rotation outline border schematic diagram of the utility model embodiment；
Fig. 5 is the rotation inside casing schematic diagram of the utility model embodiment；
Fig. 6 is the scheme of installation of the rotation inside casing and camera of the utility model embodiment；
Fig. 7 is the structural schematic diagram of first fixed block of the utility model embodiment；
Fig. 8 is the structural schematic diagram of the fast replacing device of the utility model embodiment.
Wherein, 01, fuselage main body；011, connector；1, holder；2, battery carrier；3, fast replacing device；31, suspended block；32, wedge
Block；33, sliding slot；34, through-hole；35, shrinkage pool；4, connecting plate；41, controller；42, holder battery；5, vibration damper plate；51, first is outstanding
Arm；52, the second cantilever；6, outline border is rotated；61, first crossbeam；611, the first mounting groove；612, the first fixed block；613, second
Fixed block；614, chuck；62, second cross beam；621, bearing mounting hole；7, inside casing is rotated；71, third crossbeam；711, pitch axis
Mounting hole；712, the second mounting groove；72, the 4th crossbeam；721, third mounting groove；
722, fixed plate；73, the 5th crossbeam；731, the 4th mounting groove；74, mounting plate；8, damping device；81, disc
Hanging deck；82, shock-absorbing ball；9, holder；10, roll axis；11, pitch axis；12, multispectral camera；13, the first driving mechanism；14,
Two driving mechanisms；15, first bearing；16, rotary damper；17, second bearing；18, infrared camera.
Specific implementation mode
To keep the purpose of this utility model, technical solution and advantage clearer, with reference to embodiments and its attached drawing pair
The utility model is described further.
Embodiment
Referring to Fig. 1 to Fig. 8, agriculture feelings monitoring unmanned plane of the present embodiment with twin shaft steering engine holder includes 01 He of fuselage main body
Horn, the connector 011 for installing horn is equipped with around fuselage main body 01, and the top of fuselage main body 01 is equipped with for installing
The battery carrier 2 of battery, bottom are equipped with twin shaft steering engine holder 1 by fast replacing device 3.Twin shaft steering engine holder 1 includes from top to bottom
Connecting plate 4, vibration damper plate 5, cantilever, rotation outline border 6 and the rotation inside casing 7 of arrangement.
Connecting plate 4 is connected with fast replacing device 3, and the bottom of connecting plate 4 is equipped with controller 41 and holder battery 42, holder electricity
Pond 42 provides electric energy for the work of entire twin shaft steering engine holder 1.The fast replacing device 3 of the present embodiment includes being fixed on fuselage main body 01
Bottom suspended block 31 and be fixed on link block 4 top voussoir 32, suspended block 31 is equipped with the sliding slot 33 that coordinates with voussoir 32,
The side of suspended block 31 is equipped with the through-hole 34 for installing trip bolt, and trip bolt passes through through-hole 34 and holds out against 32 side of voussoir,
Prevent the sliding in sliding slot 33 of voussoir 32.The shrinkage pool for opening up the top for accommodating trip bolt is corresponded in the side of voussoir 32
35 so that the fastening effect of trip bolt is more preferable.
It is connected by damping device 8 between vibration damper plate 5 and connecting plate 4.Damping device 8 includes being fixed on the four of connecting plate 4
Disc hanging deck 81 and both ends at angle respectively with 5 fixed shock-absorbing ball 82 of disc hanging deck 81 and vibration damper plate.Each disk
Three shock-absorbing balls 82 are installed in 81 bottom of shape hanging deck, to enhance bonding strength.It is additionally provided with use on connecting plate 4 and disc hanging deck 81
In the holder 9 of installation holder cover.
Cantilever includes the first cantilever 51 and the second cantilever 52 for being relatively fixed the both sides below vibration damper plate 5.First cantilever 51
It is fixed by screws in the second cantilever 52 below two opposite sides of vibration damper plate 5.
Between rotation outline border 6 is movably arranged on first cantilever, 51 and second cantilever 52 by roll axis 10, in rotation
Frame 7 is movably arranged on by pitch axis 11 in rotation outline border 6, is rotated in inside casing 7 and is equipped with multispectral camera 12 and infrared camera
18, pitch axis 11 and the axis of roll axis 10 are mutually perpendicular to.The first driving mechanism 13, rotation are equipped between rotation outline border 6 and cantilever
Turn to be equipped with the second driving mechanism 14 between inside casing 7 and rotation outline border 6.
It includes two first crossbeams 61 being oppositely arranged and two second cross beams 62 being oppositely arranged to rotate outline border 6.First
Crossbeam 61 is equipped with the first mounting groove 611, and the both sides of the first mounting groove 611 are respectively equipped with the fixation of the first fixed block 612 and second
Block 613, the first fixed block 612 are equipped with the chuck 614 coordinated with the first mounting groove 611, and one end of roll axis 10 carries out anti-rotation
Processing, sequentially passes through the second fixed block 613 and the first fixed block 612 and is fixed.In the first cantilever 51 and the second cantilever 52
On first bearing 15 is installed, the other end of roll axis 10 is fixed in the inner ring of first bearing 15, meanwhile, be connected at the end
Rotary damper 16 carries out anti-rotation processing between rotary damper 16 and roll axis 10.Second cross beam 62 is installed equipped with bearing
Hole 621 is fixedly connected between first crossbeam 61 and second cross beam 62 by screw.
Rotation inside casing 7 includes connecting the third crossbeam 71, the 4th crossbeam for fixing multispectral camera 12 that are oppositely arranged
72 and the 5th crossbeam 73 for fixing infrared camera 18, the 4th crossbeam 72 and the 5th crossbeam 73 are mounted on two third crossbeams 71
Between.Second bearing 17 is installed in the bearing mounting hole 621 of second cross beam 62,11 one end of pitch axis is fixed on pitch axis peace
It filling in hole 711, the other end is fixed in the inner ring of second bearing 17, meanwhile, it is connected with rotary damper 16, rotation resistance at the end
Anti-rotation processing is carried out between Buddhist nun's device 16 and pitch axis 11.
Third crossbeam 71 be equipped with pitching shaft mounting hole 711 and for installing the 4th crossbeam 72 and the 5th crossbeam 73 the
The end of two mounting grooves 712, the 4th crossbeam 72 and the 5th crossbeam 73 is equipped with threaded hole, and screw passes through the second mounting groove 712 and twists
Enter in threaded hole, realizes fixed effect.Meanwhile the 4th crossbeam 72 and the 5th crossbeam can be adjusted by the second mounting groove 712
73 position, so as to adjust the lengthwise position of multispectral camera 12 and infrared camera 18.4th crossbeam 72 is equipped with for fixing
Multispectral camera 12 and the third mounting groove 721 being laterally arranged are equipped with fixed plate 722 by third mounting groove 721, multispectral
Camera 12 is fixed in fixed plate 722, can be adjusted in the position of third mounting groove 721 by adjustment fixing plate 722 multispectral
The lateral position of camera 12.5th crossbeam 73 is equipped with the 4th vertically arranged mounting groove 731, can adjust infrared camera 18
Vertical position.
Angular transducer is fixed with by mounting plate 74 in rotating inside casing 7, for during detecting unmanned plane during flying
Angle information, and controller 41 is communicated this information to, it controls the first driving mechanism 13 and the second driving mechanism 14 drives respectively
It rotates outline border 6 and rotation inside casing 7 rotates, so that on the same axis that the optical axis of two kinds of cameras is located at rotary shaft.
In the present embodiment, the first driving mechanism 13 includes the first steering engine 131 being fixed on the first cantilever 51, is installed on the
First swing arm 132 of the output end of one steering engine 131 and two first connecting rods 133 for being parallelly mounted to 132 both sides of the first swing arm,
The both ends of two first connecting rods 133 are rotatably connected with the first crossbeam 61 of the first swing arm 132 and rotation outline border 6 respectively.Second drives
Motivation structure 14 includes the second steering engine 141 being fixed on the second cross beam 62 of rotation outline border 6, is installed on the defeated of the second steering engine 141
Second swing arm 142 of outlet and two second connecting rods 143 being installed in the second swing arm 142, the two of two second connecting rods 143
End is rotatably connected with the third crossbeam 71 of the second swing arm 142 and rotation inside casing 7 respectively.
Claims (10)
1. a kind of agriculture feelings with twin shaft steering engine holder monitor unmanned plane, including fuselage main body and mounted on fuselage main body week
The horn enclosed, which is characterized in that the top of the fuselage main body is equipped with the battery carrier for installing battery, and bottom by changing the outfit soon
It sets and twin shaft steering engine holder is installed, the twin shaft steering engine holder includes：
Connecting plate, is connected with the fast replacing device, is equipped with controller and holder battery thereon；
Vibration damper plate is connected between the connecting plate by damping device；
Cantilever, including it is relatively fixed the first cantilever and the second cantilever of the both sides below the vibration damper plate；
Outline border is rotated, is movably arranged between first cantilever and the second cantilever by roll axis；
Rotate inside casing, be movably arranged in the rotation outline border by pitch axis, rotate inside casing in be equipped with multispectral camera with
The axis of infrared camera, the pitch axis and the roll axis is mutually perpendicular to；
Driving mechanism, including the first driving mechanism for driving the rotation outline border to be rotated around the roll axis and the driving rotation
The second driving mechanism that inside casing is rotated around the pitch axis；
Angular transducer detects the angle information during unmanned plane during flying, and communicates this information to the controller, controls
The driving mechanism operation.
2. agriculture feelings according to claim 1 monitor unmanned plane, it is characterised in that：
The roll axis and pitch axis include two of coaxial arrangement, and one end of roll axis is fixed on the rotation outline border
On, the other end is mounted on by first bearing on the cantilever, and one end of pitch axis is fixed on the rotation inside casing, another
End is mounted on by second bearing on the rotation outline border.
3. agriculture feelings according to claim 2 monitor unmanned plane, it is characterised in that：
The rotation outline border includes first crossbeam and second cross beam, and two first crossbeams being oppositely arranged are equipped with for fixing
First mounting groove of the roll axis, two second cross beams being oppositely arranged are equipped with the mounting hole for installing second bearing；
The rotation inside casing includes two third crossbeams being oppositely arranged, the 4th cross for the fixed multispectral camera
5th crossbeam of beam and the infrared camera described for fixation, the 4th crossbeam and the 5th crossbeam are mounted on two third crossbeams
Between.
4. agriculture feelings according to claim 3 monitor unmanned plane, it is characterised in that：
The third crossbeam be equipped with pitching shaft mounting hole, the 4th crossbeam be equipped with for fix multispectral camera and
The third mounting groove being laterally arranged, the 5th crossbeam are equipped with for fixing infrared camera and the 4th vertically arranged installation
Slot.
5. agriculture feelings according to claim 3 monitor unmanned plane, it is characterised in that：
The first crossbeam is fixed with the second cross beam by screw；
The third crossbeam is equipped with for install the second mounting groove of the 4th crossbeam and the 5th crossbeam, the 4th crossbeam with
The end of 5th crossbeam is equipped with threaded hole, and screw passes through the second mounting groove and is threaded into hole.
6. agriculture feelings according to claim 1 monitor unmanned plane, it is characterised in that：
First driving mechanism includes the first steering engine being fixed on first cantilever or the second cantilever, it is described to be installed on
First swing arm of the output end of the first steering engine and two first connecting rods for being parallelly mounted to first swing arm both sides, two
The both ends of one connecting rod are rotatably connected with the first swing arm and rotation outline border respectively；
Second driving mechanism includes the second steering engine being fixed on the rotation outline border, is installed on second steering engine
Second swing arm of output end and two second connecting rods being installed in second swing arm, the both ends difference of two second connecting rods
It is rotatably connected with the second swing arm and rotation inside casing.
7. agriculture feelings according to claim 1 monitor unmanned plane, it is characterised in that：
The fast replacing device includes the suspended block for the bottom for being fixed on the fuselage main body and the top for being fixed on the link block
Voussoir, the suspended block is equipped with the sliding slot that coordinate with the voussoir, and the side of suspended block is equipped with trip bolt.
8. agriculture feelings according to claim 1 monitor unmanned plane, it is characterised in that：
The damping device include the four corners for being fixed on the connecting plate disc hanging deck and both ends respectively with disk
Shape hanging deck and the fixed shock-absorbing ball of the vibration damper plate.
9. agriculture feelings according to claim 1 monitor unmanned plane, it is characterised in that：
The end of the roll axis and pitch axis is equipped with rotary damper.
10. agriculture feelings according to claim 9 monitor unmanned plane, it is characterised in that：
The end that the roll axis and pitch axis is connect with rotary damper is equipped with mounting hole in an axial direction, and mounting hole has anti-
Turn plane, rotary damper is equipped with the slotting axis coordinated with mounting hole, this, which inserts axis, has plane corresponding with the anti-rotation plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721921890.5U CN207725623U (en) | 2017-12-30 | 2017-12-30 | A kind of agriculture feelings monitoring unmanned plane with twin shaft steering engine holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721921890.5U CN207725623U (en) | 2017-12-30 | 2017-12-30 | A kind of agriculture feelings monitoring unmanned plane with twin shaft steering engine holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207725623U true CN207725623U (en) | 2018-08-14 |
Family
ID=63084469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721921890.5U Expired - Fee Related CN207725623U (en) | 2017-12-30 | 2017-12-30 | A kind of agriculture feelings monitoring unmanned plane with twin shaft steering engine holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207725623U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108341056A (en) * | 2017-12-30 | 2018-07-31 | 浙江大学 | A kind of agriculture feelings monitoring unmanned plane |
| CN110775279A (en) * | 2019-11-15 | 2020-02-11 | 吉林大学 | Novel helicopter carries on detecting instrument and hangs |
| WO2021115166A1 (en) * | 2019-12-13 | 2021-06-17 | 深圳市大疆创新科技有限公司 | Determining device, flying object, determining method, and program |
| CN113184206A (en) * | 2021-06-03 | 2021-07-30 | 广州中科智云科技有限公司 | Supporting device for angle adjustment of unmanned aerial vehicle and camera equipment |
| CN113734441A (en) * | 2021-09-01 | 2021-12-03 | 深圳供电局有限公司 | Unmanned aerial vehicle high-pressure water washing cloud platform device |
| CN114383012A (en) * | 2021-08-16 | 2022-04-22 | 山东新坐标智能装备有限公司 | Two-shaft self-stabilizing cradle head suitable for being applied to multiple scenes |
-
2017
- 2017-12-30 CN CN201721921890.5U patent/CN207725623U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108341056A (en) * | 2017-12-30 | 2018-07-31 | 浙江大学 | A kind of agriculture feelings monitoring unmanned plane |
| CN110775279A (en) * | 2019-11-15 | 2020-02-11 | 吉林大学 | Novel helicopter carries on detecting instrument and hangs |
| WO2021115166A1 (en) * | 2019-12-13 | 2021-06-17 | 深圳市大疆创新科技有限公司 | Determining device, flying object, determining method, and program |
| CN113184206A (en) * | 2021-06-03 | 2021-07-30 | 广州中科智云科技有限公司 | Supporting device for angle adjustment of unmanned aerial vehicle and camera equipment |
| CN114383012A (en) * | 2021-08-16 | 2022-04-22 | 山东新坐标智能装备有限公司 | Two-shaft self-stabilizing cradle head suitable for being applied to multiple scenes |
| CN113734441A (en) * | 2021-09-01 | 2021-12-03 | 深圳供电局有限公司 | Unmanned aerial vehicle high-pressure water washing cloud platform device |
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Granted publication date: 20180814 Termination date: 20201230 |