CN207550526U - Unmanned plane protects structure and UAV system - Google Patents
Unmanned plane protects structure and UAV system Download PDFInfo
- Publication number
- CN207550526U CN207550526U CN201721117299.4U CN201721117299U CN207550526U CN 207550526 U CN207550526 U CN 207550526U CN 201721117299 U CN201721117299 U CN 201721117299U CN 207550526 U CN207550526 U CN 207550526U
- Authority
- CN
- China
- Prior art keywords
- unmanned plane
- stringer
- warp
- wise
- fixed
- 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.)
- Active
Links
Landscapes
- Tires In General (AREA)
Abstract
The unmanned plane protection structure and UAV system of the utility model; spherical protection outline border for protecting unmanned plane is set using three axis rotating mechanisms on unmanned plane; the protection outline border include respectively with the bearing block of the bearing fit, connect spaced multiple warp-wise stringers of two bearings seat and connects the broadwise stringer of multiple warp-wise stringers, the warp-wise stringer is fixedly connected with the infall of the broadwise stringer using cross pipe thread.The ground even if aircraft falls, spherical protection outline border also can absorb collision energy by rolling, protect aircraft key components to the maximum extent.
Description
Technical field
Structure is protected the utility model is related to a kind of unmanned plane and there is the UAV system of the protection structure.
Background technology
There is eruptive growth in the civilian unmanned vehicle in China in recent years, is widely used in amusement, video display, mapping, peace
Congruent field.Due to more rotor unmanned aircrafts have the characteristics that flight flexibly, operation it is relatively easy, can original place hovering, receive
The favor in the fields such as public security, fire-fighting, be increasingly used in large-scale fire extinguishing, the investigation at rescue scene, monitoring,
The work such as commander.
But it due to the propeller high speed rotation of multi-rotor unmanned aerial vehicle, is easily touched with external world's wiping and easily leads to out of control, air crash
Even hurt sb.'s feelings, especially in the case where the environment faced is complex, such as to tunnel, tunnel, Lou Ti, underground structure inside
When being scouted, unmanned plane hardly enters, even if into being highly prone to hit and air crash.How unmanned plane is improved in above-mentioned complexity
Survival ability, adaptability under environment are current expansion unmanned plane application fields, more effectively more reliably using unmanned plane
Important topic.
Therefore, it is really necessary to provide a kind of new unmanned plane protection structure and nobody with unmanned plane protection structure
Machine system, to solve the above problems.
Utility model content
In view of this, the embodiment of the utility model provide it is a kind of aim to solve the problem that above-mentioned problem have anticollision energy
The spherical unmanned plane protection structure of power and the UAV system with unmanned plane protection structure.
To solve the above problems, the utility model provides a kind of unmanned plane protection structure, including three axis rotating mechanisms and admittedly
The protection outline border being scheduled on the three axis rotating mechanism, the three axis rotational structure include the rotation being connected with the protection outline border
Axis, the fuselage fixing axle being connected with unmanned plane and the roller press that the fuselage fixing axle is driven to be relatively rotated with the rotation axis
Structure, the rotation axis both sides are separately provided for the bearing of the fixed protection outline border, the protection outline border include respectively with
The bearing block of the bearing fit, the spaced multiple warp-wise stringers for connecting two bearings seat and the multiple warp-wise stringers of connection
Broadwise stringer, the warp-wise stringer is fixedly connected with the infall of the broadwise stringer using cross pipe thread.
Preferably, the protect-ing frame structure, which further includes, is arranged between two bearings seat, and the equator for connecting multiple warp-wise stringers connects
Fishplate bar.
Preferably, the bearing block includes the mounting hole mutually assembled with the bearing and spreads out from the periphery of the mounting hole
Penetrate the stringer fixed part for being used to fix the warp-wise stringer of extension.
Preferably, stringer jack is provided on the stringer fixed part, two axis are inserted at the both ends of the warp-wise stringer respectively
In the stringer jack of bearing.
Preferably, the cross pipe thread includes fixing the first fixing pipe of the warp-wise stringer and for described in fixation
Second fixing pipe of broadwise stringer, first fixing pipe and second fixing pipe intersect setting.
Preferably, the warp-wise stringer is made with the broadwise stringer of carbon fiber or glass fibre.
Preferably, the rolling mechanism include be located at the three axis rotating mechanism center, both sides respectively with the rotation axis
Connected ring-shaped guide rail, the idler wheel fixed mechanism being connected with the fuselage fixing axle and it is fixed on the idler wheel fixed mechanism
On for making the idler wheel of the fuselage fixing axle and the ring-shaped guide rail relative motion.
Preferably, the idler wheel fixed mechanism include be separately positioned on the fuselage fixed both ends of the shaft two roller hubs and
The roller shaft being fixed on the roller hub, the idler wheel are arranged on the roller shaft.
Preferably, the ring-shaped guide rail is included along the symmetrical two semicircular cyclic structures of rotating shaft direction, the ring
Shape structure includes circular body portion and the fixed part from circular body portion bending extension, and recess is provided on the fixed part
Fixing groove, two fixed parts, which offset, to be connected together, and be fixedly clamped the rotation axis between two fixing grooves.
To solve the above problems, the utility model also provides a kind of UAV system, including unmanned plane and as described above
Unmanned plane protection structure.
The unmanned plane protection structure and UAV system of the utility model, are set using three axis rotating mechanisms on unmanned plane
For protecting the spherical protection outline border of unmanned plane, protection outline border include respectively with the bearing block of the bearing fit, connect two
Spaced multiple warp-wise stringers of bearing block and the broadwise stringer of the multiple warp-wise stringers of connection, the warp-wise stringer and institute
The infall for stating broadwise stringer is fixedly connected using cross pipe thread.Using above-mentioned protect-ing frame structure, the ground even if aircraft falls, ball
The protection outline border of shape also can absorb collision energy by rolling, protect aircraft key components to the maximum extent.
Description of the drawings
In order to illustrate more clearly of the technical solution in the embodiment of the utility model, institute in being described below to embodiment
Attached drawing to be used is needed to be briefly described.
Fig. 1 is the structure diagram of the utility model UAV system；
Fig. 2 is the unmanned plane structure diagram in the utility model UAV system；
Fig. 3 is the assembly structure diagram of three axis rotating mechanisms of the utility model unmanned plane protection structure；
Fig. 4 is the decomposition texture schematic diagram of three axis rotating mechanisms of the utility model unmanned plane protection structure；
Fig. 5 is the usage state diagram of three axis rotating mechanisms of the utility model unmanned plane protection structure；
Fig. 6 is the assembly structure diagram of the utility model unmanned plane protection clamp spring of structure, bearing and rotation axis；
Fig. 7 is the structure diagram of the protection outline border of the utility model unmanned plane protection structure；
Fig. 8 is the structure diagram of the cross pipe thread of the utility model unmanned plane protection structure；
Fig. 9 is the bearing of the utility model unmanned plane protection structure and the assembly structure diagram of bearing block.
Specific embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer
The unmanned plane of type embodiment is further described.
As shown in Figure 1, the UAV system of the utility model embodiment includes unmanned plane and is arranged on unmanned plane
Unmanned plane protects structure.
As shown in Fig. 2, the unmanned plane of the utility model is quadrotor unmanned plane, specifically includes fuselage 4 and be fixed on fuselage 4
Propeller 1, motor 2, horn 3, headlamp 6, camera 7 and at least one signal lamp.Wherein motor 2 is in galvanization
The driving rotation of propeller 4 makes unmanned plane realize air objective, as described above, the unmanned plane of present embodiment for quadrotor nobody
Machine, i.e., there are four propellers 1 altogether, are separately positioned on the four corners of fuselage 4, are fixed on the horn 3 that fuselage 4 extends, corresponding
Motor 2 altogether there are four, respectively drive corresponding propeller 1 and rotate, respectively on corresponding horn 3.Preferably, four
Horn 3 and four propellers 1 are centrosymmetric setting, and symmetrical centre is the center of gravity of unmanned plane, in this manner it is ensured that unmanned plane
The stabilization of flight course.Include multiple functional units in fuselage 4, such as flight controller, receiver, figure conduct electricity platform, antenna, use
In the additional functions for realizing unmanned plane.Signal lamp in the present embodiment, altogether there are two, respectively 5 He of red eye
Greensignal light 8 is respectively used to send out unlike signal, plays different warning functions.Certainly, this is only that one kind is preferably implemented
Mode, in selectable other embodiment, it is possible to have multiple and different signal lamp has one and can send out not
With color signal changeable colour signal lamp and can implement.Camera 7 is in the present embodiment double light cameras, is taken the photograph
Image device can be built in fuselage 4, can also be external in the outside of fuselage 4 in a hanging manner, certainly or other types
Camera, be all contained in the range of present embodiment.In selectable other embodiment, unmanned plane may be
Other kinds of unmanned plane and the utility model aim can be reached.
The unmanned plane protection structure of the utility model includes three axis rotating mechanisms and the guarantor being fixed on three axis rotating mechanisms
Protect outline border.Preferably, protection outline border is spherical protection outline border.With reference to shown in Fig. 3 to Fig. 5, three axis rotating mechanisms include and protection
Rotation axis 10 that outline border is connected, the fuselage fixing axle 12 being connected with unmanned plane and drive fuselage fixing axle 12 and 11 phase of rotation axis
To the rolling mechanism of rotation.Rolling mechanism in the present embodiment include be located at three axis rotating mechanisms center and both sides respectively with
It the connected ring-shaped guide rail 11 of rotation axis 10, the idler wheel fixed mechanism being connected with fuselage fixing axle 12 and is fixed on idler wheel and fixes
It is used to make fuselage fixing axle 12 and the idler wheel 15 of 11 relative motion of ring-shaped guide rail in mechanism.Rotation axis 10 is far from ring-shaped guide rail 11
Side is provided with the bearing 16 for being connected with protection outline border.
Wherein ring-shaped guide rail 11 is circular configuration, and diametrically opposite two sides connect respectively with rotation axis 10, two turns
Moving axis 10 is symmetrical arranged with respect to the center of circle of ring-shaped guide rail 11, and the length of two rotation axis 10 is identical, and line passes through ring-shaped guide rail 11
Center location.Preferably, in the present embodiment, ring-shaped guide rail 11 is included along symmetrical two semicircles in 10 direction of rotation axis
Cyclic structure, the fixed part including semicircular circular body portion and from circular body portion bending extension, on two fixed parts
The fixing groove of recess is both provided with, two fixed parts, which offset, to be connected together, the rotation axis that is fixedly clamped between two fixing grooves 10, so as to real
Existing rotation axis 10 and the fixation of ring-shaped guide rail 11, certainly, these are only a kind of more excellent embodiment, in other selectable implementations
In mode, or other fixed forms.
Idler wheel fixed mechanism includes being separately positioned on two roller hubs 14 at 12 both ends of fuselage fixing axle and is fixed on idler wheel
Roller shaft 13 on hub 14, idler wheel 15 are arranged on the roller shaft, pass through idler wheel 15 and idler wheel fixed mechanism so that fuselage is solid
Dead axle 12 can slide inside ring-shaped guide rail 11 around the center of ring-shaped guide rail.Specifically, roller shaft 13 can be nylon screw.
With reference to shown in Fig. 5, when applied to UAV system, fuselage fixing axle 12 is fixed on again on fuselage 4, i.e., fuselage is consolidated
Dead axle 12 can drive unmanned plane in protection outline border internal slide；At the same time, rotation axis 10 is rotated with dynamic bearing 16, further
Protection outline border is driven to be rotated along the axle center of rotation axis so that unmanned plane can move freely with respect to unmanned plane protection mechanism and
It is unrestricted, high-speed rotating propeller 1 can be protected during aircraft flight, it is avoided directly to be collided with barrier, is led
Propeller is damaged, aircraft falls for cause.In addition, the ground even if aircraft falls, spherical protection outline border can also be inhaled by rolling
Collision energy is received, protects aircraft key components to the maximum extent.
In addition, unmanned plane protection structure is lubricated to increase, appropriate lubricant or lubrication can be instilled in ring-shaped guide rail
Oil is lubricated, and entire three axis rotating mechanism is connect by bearing and clamp spring with spherical protection outline border, protects outline border in this way
It is free to rotate, the flight without influencing unmanned plane.Unmanned plane carries out pose adjustment in flight course, will not be by
To the interference of protection outline border.
With reference to shown in Fig. 6, further, in present embodiment, end of the rotation axis 10 far from 11 side of ring-shaped guide rail is set
It is equipped with to limit the clamp spring 9 that bearing 16 moves radially.Rotation axis 10 is provided with inwardly on the end far from ring-shaped guide rail 11
The jump-ring slot 101 of recess, clamp spring 9 is fixed in jump-ring slot 101, after installation is complete, due to being protected the tension of outline border, clamp spring
9 are connected to a side surface of the bearing 16 far from ring-shaped guide rail 11.Clamp spring hole 91 is provided on clamp spring 9, is used to implement the dress of clamp spring 9
Match.When installing clamp spring 9, Circlip tongs need to be used, clamp spring hole 91 is inserted by the sharp mouth of Circlip tongs, clamp spring 9 is opened, is caught in card
Spring slot 101 completes assembling, so as to prevent bearing 16 from coming off from both ends rotation axis, bearing 16 is limited.
With reference to shown in Fig. 7, the protection outline border of present embodiment is spherical structure, including the axis respectively with 10 both sides of rotation axis
Hold bearing block 21 that 16 phases assemble and the multiple warp-wise stringers 17 set at equal intervals that extend from bearing block 21 and even
Connect the broadwise stringer 18 of warp-wise stringer 17.Wherein warp-wise stringer 17 is the glass fibre or carbon of a diameter of 2mm~3mm of 8-12 roots
The hollow pipe of fiber.Broadwise stringer is also made of the glass fibre of 2mm~3mm or carbon fibre hollow pipe.It is prepared by this material
Stringer there is certain toughness and bending strength, deformation behavior is good.Certainly, in selectable other embodiment
In, it can also be made of other materials, as long as having enough toughness and bending strength, can implemented；Optional
In the other embodiment selected, non-hollow rod-like structure can also be used, for example, by using carbon fibre bar or fiberglass pole,
It may be non-equidistant interval setting between stringer, also can all implement.
As shown in figure 8, the infall of each warp-wise stringer 17 and broadwise stringer 18, by made of an engineering plastics
Cross pipe thread 19 is fixedly connected.Preferably, cross pipe thread 19 is made of ABS engineering resins.The cross pipe thread 19 is included for solid
Determine the first fixing pipe 191 of warp-wise stringer 17 and the second fixing pipe 192 for fixing broadwise stringer 18, the first fixing pipe 191
It intersects setting with the second fixing pipe 192.By cross pipe thread 19, warp-wise stringer 17 and broadwise stringer 18 are fixed on one
It rises so that protect-ing frame structure becomes a spherical overall structure.Further, glass can also be prevented by the way of gluing
Fiber moves in cross nozzle；Preferably, one equator connecting plate 20 is set in the equatorial positions of protection outline border, which connects
Fishplate bar 20 is arranged on the centre position of two bearings 16, and broadwise stringer 18 is evenly distributed the both sides of connecting plate 20 under the line, owns
Warp-wise stringer 17 fixed with 20 phase of equator connecting plate, come strengthen entirely protect outline border structural strength.Equator connecting plate 20
Material for light aluminum alloy or carbon fiber board, can be a folding entirety annulus, can also be formed by sectionally smooth join.Specifically,
In the present embodiment, the circular ring structure being integrated is provided on connecting plate 20 under the line along the perforative jack of warp-wise, warp-wise purlin
Item 17 is inserted into corresponding jack realization and the fixation of equator fixed plate 20 one by one.
As shown in figure 9, bearing block 21 includes the periphery diffraction extension in the mounting hole and self installation hole assembled with 16 phase of bearing
For fixing the stringer fixed part 211 of warp-wise stringer 17, have on stringer fixed part 211 along 211 periphery of stringer fixed part
The stringer jack 2110 of setting, the both ends of warp-wise stringer 17 are inserted into respectively in the stringer jack 2110 of two bearings seat 21.Stringer is inserted
2110 quantity of hole is determined according to the quantity of warp-wise stringer 17.Bearing block 21 is prepared for light aluminum alloy or ABS engineering resins.
Warp-wise stringer is collapsed on two bearings seat by stringer jack 2110 so that protection outline border passes through bearing in a spherical structure
Seat 21 is assembled with bearing 16, and protect-ing frame structure is fixed on the rotating shaft, completes the assembling of UAV system.
The unmanned plane protection structure of the utility model and unmanned plane protection system, using three axis rotating mechanisms on unmanned plane
Spherical protection outline border for protecting unmanned plane is set, can ensure unmanned plane in protection outline border by three axis rotating mechanisms
Portion is freely rotated and unrestricted, and high-speed rotating propeller can be protected during aircraft flight, avoid its directly with barrier
Object is hindered to collide, propeller is caused to be damaged, aircraft falls；In addition, the ground even if aircraft falls, spherical protection outline border also can
Collision energy is absorbed by rolling, protects aircraft key components to the maximum extent.
Herein, term " comprising ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion, are removed
Comprising listed those elements, but also it may include other elements that are not explicitly listed.
Herein, the involved nouns of locality such as forward and backward, upper and lower are to be located in figure with parts in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of unmanned plane protects structure, including three axis rotating mechanisms and the protection being fixed on the three axis rotating mechanism outside
Frame, which is characterized in that the three axis rotational structure includes the rotation axis being connected with the protection outline border, the machine being connected with unmanned plane
Body fixing axle and the rolling mechanism that the fuselage fixing axle is driven to be relatively rotated with the rotation axis, the rotation axis both sides point
It is not provided with the bearing for fixing the protection outline border, the protection outline border includes the bearing with the bearing fit respectively
The broadwise stringer of seat, spaced multiple warp-wise stringers of connection two bearings seat and the multiple warp-wise stringers of connection, the warp
It is fixedly connected to stringer with the infall of the broadwise stringer using cross pipe thread.
2. unmanned plane according to claim 1 protects structure, which is characterized in that the protect-ing frame structure, which further includes, is arranged on two
Between bearing block, the equator connecting plate of multiple warp-wise stringers is connected.
3. unmanned plane according to claim 1 protects structure, which is characterized in that the bearing block includes and the bearing phase
The stringer fixed part for being used to fix the warp-wise stringer that the mounting hole assembled and the periphery diffraction from the mounting hole extend.
4. unmanned plane according to claim 3 protects structure, which is characterized in that is provided with stringer on the stringer fixed part
Jack, the both ends of the warp-wise stringer are inserted into respectively in the stringer jack of two bearings seat.
5. unmanned plane according to claim 1 protects structure, which is characterized in that the cross pipe thread is included for fixing
State the first fixing pipe of warp-wise stringer and the second fixing pipe for fixing the broadwise stringer, first fixing pipe and described
Second fixing pipe intersects setting.
6. unmanned plane according to claim 1 protects structure, which is characterized in that the warp-wise stringer and the broadwise stringer
It is made of carbon fiber or glass fibre.
7. unmanned plane according to claim 1 protects structure, which is characterized in that the rolling mechanism includes being located at described three
Axis rotating mechanism center, the ring-shaped guide rail that both sides are connected respectively with the rotation axis, the rolling being connected with the fuselage fixing axle
It takes turns fixed mechanism and is fixed on the idler wheel fixed mechanism to make the fuselage fixing axle opposite with the ring-shaped guide rail
The idler wheel of movement.
8. unmanned plane according to claim 7 protects structure, which is characterized in that the idler wheel fixed mechanism includes setting respectively
Two roller hubs in the fuselage fixed both ends of the shaft and the roller shaft that is fixed on the roller hub are put, the idler wheel is arranged on
On the roller shaft.
9. unmanned plane according to claim 8 protects structure, which is characterized in that the ring-shaped guide rail is included along rotation axis side
To symmetrical two semicircular cyclic structures, the cyclic structure includes circular body portion and is bent from the circular body portion
The fixed part of extension is provided with the fixing groove of recess on the fixed part, and two fixed parts, which offset, to be connected together, and two is described solid
Determine the rotation axis that is fixedly clamped between slot.
10. a kind of UAV system, which is characterized in that it includes unmanned plane and as described in any one in claim 1 to 9
Unmanned plane protects structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721117299.4U CN207550526U (en) | 2017-09-01 | 2017-09-01 | Unmanned plane protects structure and UAV system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721117299.4U CN207550526U (en) | 2017-09-01 | 2017-09-01 | Unmanned plane protects structure and UAV system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207550526U true CN207550526U (en) | 2018-06-29 |
Family
ID=62676050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721117299.4U Active CN207550526U (en) | 2017-09-01 | 2017-09-01 | Unmanned plane protects structure and UAV system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207550526U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001951A (en) * | 2019-03-19 | 2019-07-12 | 山东科技大学 | A kind of field geology prospecting Special folding rotor wing unmanned aerial vehicle shield |
| CN114379800A (en) * | 2021-12-31 | 2022-04-22 | 池州学院 | Unmanned aerial vehicle flight buffer stop |
-
2017
- 2017-09-01 CN CN201721117299.4U patent/CN207550526U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001951A (en) * | 2019-03-19 | 2019-07-12 | 山东科技大学 | A kind of field geology prospecting Special folding rotor wing unmanned aerial vehicle shield |
| CN114379800A (en) * | 2021-12-31 | 2022-04-22 | 池州学院 | Unmanned aerial vehicle flight buffer stop |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207346072U (en) | Unmanned plane protects structure and UAV system | |
| CN105000163B (en) | A kind of more rotor unmanned aircrafts of fold-down formula | |
| CN104527979B (en) | Space base teargas bullet automatic feeder | |
| CN107539466B (en) | A unmanned aerial vehicle for panorama shooting | |
| CN207550526U (en) | Unmanned plane protects structure and UAV system | |
| CN207550511U (en) | Unmanned plane protects structure and UAV system | |
| CN108820214A (en) | A kind of aircraft, which is examined, beats control emission system | |
| CN110466750A (en) | A kind of Portable vertical landing scouting monitoring unmanned plane | |
| CN108706095B (en) | Be suitable for miniature many rotor unmanned aerial vehicle that has buffer stop that channel patrolled and examined | |
| CN205589460U (en) | Be used for air -borne early warning unmanned aerial vehicle | |
| CN109159894A (en) | A kind of air-ground amphibious spherical unmanned plane | |
| CN110194259A (en) | A kind of novel intelligent cage type rotor wing unmanned aerial vehicle | |
| CN205770109U (en) | Housing assembly and use the unmanned plane of this housing assembly | |
| CN207580162U (en) | A kind of visible ray and thermal imaging quadrotor unmanned plane | |
| CN113148129B (en) | Throwing formula rotor can independently expand type unmanned aerial vehicle | |
| CN208102365U (en) | A kind of unmanned plane canted shot camera arrangement | |
| CN213168519U (en) | Air-ground dual-purpose unmanned aerial vehicle | |
| CN209700924U (en) | A kind of unmanned plane during flying body with cage shape shielded frame | |
| CN107117309A (en) | A kind of multi-rotor unmanned aerial vehicle | |
| CN208882113U (en) | A kind of aircraft, which is examined, beats control emission system | |
| CN206265328U (en) | Unmanned plane | |
| CN207773428U (en) | A kind of Portable unmanned machine | |
| CN107438563A (en) | Housing assembly and the unmanned plane using the housing assembly | |
| CN207173956U (en) | A kind of fire-fighting duct depopulated helicopter | |
| CN213502887U (en) | Unmanned aerial vehicle flight platform capable of accurately throwing aerial materials |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |