CN107215455A - The take-off and landing device and its unmanned plane of a kind of unmanned plane - Google Patents
The take-off and landing device and its unmanned plane of a kind of unmanned plane Download PDFInfo
- Publication number
- CN107215455A CN107215455A CN201710264218.1A CN201710264218A CN107215455A CN 107215455 A CN107215455 A CN 107215455A CN 201710264218 A CN201710264218 A CN 201710264218A CN 107215455 A CN107215455 A CN 107215455A
- Authority
- CN
- China
- Prior art keywords
- unmanned plane
- undercarriage
- take
- nose
- installation foot
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
- B64C25/08—Undercarriages non-fixed, e.g. jettisonable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
Abstract
The present invention provides a kind of take-off and landing device and its unmanned plane of unmanned plane, including：Mounting bracket and rear undercarriage, mounting bracket includes rear undercarriage installation foot, the fuselage connection of one end of undercarriage installation foot and unmanned plane afterwards, the other end is used for undercarriage after fixing, undercarriage includes rear undercarriage body, the first fixing axle and the first mounting disc afterwards, the first mounting hole is provided with the center of the first mounting disc, rear undercarriage body is fixed in the first mounting disc by the first fixing axle through the first mounting hole；Pass through the implementation of the present invention, due to being rotatably connected between the rear undercarriage body and first fixing axle, it is that can voluntarily realize landing adjustment that unmanned plane, which is realized, in landing, avoid unmanned plane in the environment of big rise and fall to land, it is possible that the problems such as surprisingly running, overturn, toppling.
Description
Technical field
The present invention relates to the take-off and landing device and its unmanned plane in unmanned air vehicle technique field, more particularly to unmanned plane.
Background technology
Current unmanned plane is taking photo by plane, agricultural, plant protection, auto heterodyne, express transportation, disaster relief, observation wild animal, video are supervised
Control shooting, mapping, news report etc. field are widely used, and therefore, the landing gear operational for unmanned plane is also to seem outstanding
To be important.Realized more than existing unmanned plane undercarriage using fixed metal structure, such as carbon fiber meets material bend pipe, and directly
Connect and be fixed on unmanned motor spindle, and this structure can not realize adjustment, the impact being so subject to when aircraft landing is too fast
Just than larger, especially under the outdoor environment of big rise and fall, nonadjustable undercarriage can cause unmanned plane to be difficult to steadily
Landing, and the problems such as accident of unmanned plane is run, overturn, toppling can be caused by landing to break down.
The content of the invention
Above-mentioned technical problem is directed to, the present invention proposes the take-off and landing device and its unmanned plane of a kind of unmanned plane, solved
Unmanned plane is difficult to stable landing in the environment of big rise and fall, occurs unmanned plane after causing landing and surprisingly runs, overturns, inclines
The technical problem covered.
In order to solve the above technical problems, the present invention provides a kind of take-off and landing device of unmanned plane, including：Mounting bracket rises and falls with after
Frame；The mounting bracket includes rear undercarriage installation foot, and one end of the rear undercarriage installation foot connects with the fuselage of the unmanned plane
Connect, the other end is used to fix the rear undercarriage；
The rear undercarriage includes rear undercarriage body, the first fixing axle and the first mounting disc, in first mounting disc
Center be provided with the first mounting hole, first fixing axle is through first mounting hole by the rear undercarriage body
It is fixed in first mounting disc.
In another embodiment of the invention, if during the rear undercarriage installation foot only one of which intermediate plate, in the intermediate plate
On be provided with the second mounting hole, second mounting hole is used to carry out cooperation assembling with first fixing axle, will it is described after
Fall frame to clamp in the rear between undercarriage installation foot and first mounting disc.
In another embodiment of the invention, if the rear undercarriage installation foot includes two intermediate plates, rise in the rear
Fall and be additionally provided with a groove on the corresponding position of the second mounting hole on frame installation foot；
First mounting disc includes at least two stators, and perforation, the stator are provided with the stator
It is arranged on the groove, and the stator is fixed in the groove through the perforation by screw, after described
Undercarriage body is fixed between two intermediate plates of the mounting bracket.
In another embodiment of the invention, the rear undercarriage also includes limit assembly, and the limit assembly is arranged at
On one side of the rear undercarriage body, and on the inside of the rear undercarriage installation foot corresponding with the limit assembly position
The stopper slot cooperated with the limit assembly is provided with position, the length of the stopper slot is more than the limit assembly
Length, the control of the rear undercarriage deflection angle is realized by the cooperation of the limit assembly and stopper slot.
In another embodiment of the invention, a U-lag, the U-lag are provided with undercarriage body in the rear
Length be more than the limit assembly length；In assembling, the limit assembly is suspended vacantly in institute by the screw
State the corresponding position of U-lag.
In another embodiment of the invention, the take-off and landing device also includes nose-gear, before the mounting bracket also includes
Undercarriage installation foot, one end of the nose-gear installation foot is connected with the fuselage of the unmanned plane, and the other end is used to fix institute
State nose-gear.
In another embodiment of the invention, the nose-gear includes nose-gear body, the second fixing axle and second
Mounting disc, the 3rd mounting hole is provided with the center of second mounting disc, and second fixing axle passes through the described 3rd
The nose-gear body is fixed in second mounting disc by mounting hole.
In another embodiment of the invention, a bar-shaped trough is provided with the nose-gear body, the bar-shaped trough
Setting direction is identical with the direction of rotation of the nose-gear body.
In another embodiment of the invention, the nose-gear also includes：The limited post, in second mounting disc
On be provided with equal-sized slotted eye with the limited post；One end of the spacing preiection is arranged in the slotted eye, another
In end and the bar-shaped trough.
In order to solve upper technical problem, the present invention also provides a kind of unmanned plane, including the as above unmanned plane described in any one
Take-off and landing device.
The beneficial effects of the invention are as follows：
The take-off and landing device and its unmanned plane of the unmanned plane provided according to the present invention, including：Mounting bracket and rear undercarriage, are installed
Frame includes rear undercarriage installation foot, and one end of rear undercarriage installation foot and the fuselage of unmanned plane are connected, and the other end is used for after fixing
Undercarriage, rear undercarriage includes rear undercarriage body, the first fixing axle and the first mounting disc, in the center of the first mounting disc
The first mounting hole is provided with, rear undercarriage body is fixed in the first mounting disc by the first fixing axle through the first mounting hole；It is logical
The implementation of the present invention is crossed, due to being rotatably connected between the rear undercarriage body and first fixing axle, nothing is realized
Man-machine is that can voluntarily realize landing adjustment in landing, it is to avoid unmanned plane lands in the environment of big rise and fall, may go out
The problems such as now surprisingly running, overturn, toppling.
Further, limit assembly is additionally provided with rear undercarriage, passes through the cooperation of limit assembly and U-lag, limitation
Adjustment amplitude during the landing adjustment of undercarriage, it is to avoid undercarriage because adjustment amplitude is excessive causes fuselage is unbalanced to ask
Topic, further increases the landing stability of unmanned plane.
Brief description of the drawings
Fig. 1 is the structural representation of the take-off and landing device of unmanned plane provided in an embodiment of the present invention；
Fig. 2 is the structural representation of rear undercarriage provided in an embodiment of the present invention；
Fig. 3 is the front view of rear undercarriage provided in an embodiment of the present invention；
Fig. 4 is the rearview of rear undercarriage provided in an embodiment of the present invention；
Fig. 5 is the structural representation of nose-gear provided in an embodiment of the present invention；
Fig. 6 is the front view of nose-gear provided in an embodiment of the present invention；
Fig. 7 is the rearview of nose-gear provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is a part of embodiment in the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Further annotation explanation is now made to the present invention by way of embodiment combination accompanying drawing.
Fig. 1 is the structural representation of the take-off and landing device of unmanned plane provided in an embodiment of the present invention, has Fig. 1 to understand, this implementation
The take-off and landing device 1 that example is provided includes：Mounting bracket 11 and rear undercarriage 12；The mounting bracket 11 includes rear undercarriage installation foot 111,
One end of the rear undercarriage installation foot 111 is connected with the fuselage of the unmanned plane, and the other end is used to fix the rear undercarriage
12, it is preferred that take-off and landing device 1 in the present embodiment includes undercarriage 12 after one, wherein：
The rear undercarriage 12 includes rear undercarriage body 121, the first fixing axle 122 and the first mounting disc 123, described
The center of first mounting disc 123 is provided with the first mounting hole, and first fixing axle 122 will through first mounting hole
The rear undercarriage body 121 is fixed in first mounting disc 123, and the rear undercarriage body 121 and described first
Fixing axle 122 is to be rotatably connected.
In the present embodiment, the rear undercarriage installation foot 111 can specifically be designed to an intermediate plate, can also set
Into two intermediate plates, when being arranged to an intermediate plate, the second mounting hole is provided with the intermediate plate, second mounting hole is used for
With first fixing axle 122 carry out cooperation assembling, by the rear undercarriage 12 clamp in the rear undercarriage installation foot 111 with
Between first mounting disc 123.
In the present embodiment, the rear undercarriage 12 also includes limit assembly 126, and the limit assembly 126 is arranged at institute
On the side for stating rear undercarriage body 121, and in the rear undercarriage installation foot corresponding with the position of limit assembly 126
The stopper slot cooperated with the limit assembly 126 is provided with 111 inner sides, the length of the stopper slot is more than described
The length of limit assembly 126, the deflection angle of rear undercarriage 12 is realized by the cooperation of the limit assembly 126 and stopper slot
Control.
In the present embodiment, it is specific such as Fig. 2 when the rear undercarriage installation foot 111 is provided with two intermediate plate compositions
It is shown, a groove 113 is additionally provided with the corresponding position of the second mounting hole 112 on undercarriage installation foot 111 in the rear, and
The groove is provided with each intermediate plate, first mounting disc 123 includes two stators, respectively the first stator
124 and second stator 125, and it is provided with perforation in the same position on two stators respectively.
When assembling the rear undercarriage 12, the first stator 124 and the second stator 125 are arranged at the groove respectively
On 113, and two intermediate plates of undercarriage mounting bracket in the rear are fixed two stators through described perforate by screw 3
On.
In the present embodiment, a U-lag 1211 is provided with the body of undercarriage in the rear 121, in the U-shaped
Groove 1211 is provided with limit assembly 126 on corresponding position, by screw by the stator of the first stator 124 and second
125 while be fixed on groove 113, and the screw 3 also extends through the perforation on the limit assembly 126, will be limit assembly
126 are fixed on the position of the U-lag 1211, and length of the length more than limit assembly 126 of the U-lag 1211, this
When, when unmanned plane needs landing, the rear undercarriage body 121 is limited in the range of U-lag 1211 by limit assembly 126
Carry out deflection angle adjustment, so not only realize unmanned plane landing when undercarriage adjust automatically, it is thus also avoided that after rise and fall
The phenomenon that the 360 of frame body 121 are rotated and cause unmanned plane to be toppled due to unstable, overturn.
In actual applications, as shown in Fig. 2 being respectively arranged with a U-lag 1211 on undercarriage body 121 in the rear
With a bar-shaped trough 1212, and assembling when, the U-lag 1211 and bar-shaped trough 1212 are provided with limit assembly 126 respectively,
And the limit assembly 126 is provided with circular hole, on the edge of the stator 125 of the first stator 124 and second respectively
Screwed hole corresponding with the circular hole is provided with, in assembling, is sequentially passed through by screw 3 on first stator 124
Screwed hole, rear installation foot 111 of stopping over, the circular hole on limit assembly 126, the rear stator 125 of installation foot 111 and second of stopping over
On screwed hole, rear undercarriage body 121 is stepped up to stop on installation foot 111 at rear so as to realize.
In actual applications, first fixing axle 122 can also be integrally formed with the rear undercarriage body 121, i.e.,
It is that first fixing axle 122 is the projection that the rear surface of undercarriage body 121 stretches out, as shown in Fig. 2 the projection
It is solid with first stator 124 and second respectively through rear second mounting hole stopped on 111 liang of intermediate plates of installation foot
The first mounting hole contact on stator 125, and institute is fixed on the first stator 124 and the second stator 125 by tight loop 4
Projection is stated, in addition to preventing the prolonged spin friction of the first fixing axle 122 from causing connection to damage, in first fixing axle
Rubber sleeve (not shown) is additionally provided with 122, the rubber sleeve is socketed on the surface of first fixing axle 122.
In the present embodiment, in addition to respectively also set up on the both sides of 124 and second stator of the first stator 125
There is lid 6, the lid 6 can be fixed on by screw 3 on the stator 125 of first stator 124 or second, can also
It is fixed by way of buckle, the schematic diagram after being completed is as shown in Figure 3,4.
In the present embodiment, as shown in figure 1, the take-off and landing device 1 also includes nose-gear 13, the mounting bracket 11 is also wrapped
Include nose-gear installation foot 112, it is preferred that the take-off and landing device 1 includes two nose-gears 13 and two nose-gears are installed
Pin 112, one end of the nose-gear installation foot 112 is connected with the fuselage of the unmanned plane, the other end be used for fix it is described before
Undercarriage 13, wherein：
The concrete structure of the undercarriage 13 is as shown in figure 5, the nose-gear 13 includes：Nose-gear body 131,
Two fixing axles 132 and the second mounting disc 133, the 3rd mounting hole is provided with the center of second mounting disc 133, described
The nose-gear body 131 is fixed on second mounting disc 133 by the second fixing axle 132 through the 3rd mounting hole
On.
It is preferred that, it is provided with least one bar-shaped trough 134 on the nose-gear body 131, the bar-shaped trough 134 is set
Put direction identical with the direction of rotation of the nose-gear body 131, it is specific as shown in figure 5, setting two bar-shaped troughs 134.
In the present embodiment, the nose-gear 13 also includes：The limited post 135, in second mounting disc 133
It is provided with the equal-sized slotted eye 2 with the limited post 135；One end of the limited post 135 is arranged in the slotted eye 2,
In the other end and the bar-shaped trough 134.
Specifically as shown in figure 5, second mounting disc 133 specifically includes two installation sheets, respectively the first installation sheet
1331 and second installation sheet 1332, wherein, the first installation sheet 1331 and the second installation sheet 1332 be respectively arranged at it is described before rise and fall
Two sides of frame installation foot 112, and be fixed by the screw 3, second fixing axle 132 is installed through described second
The 3rd mounting hole on disk 133, and fixed by tight loop 4 so that nose-gear body 131 revolves in the 3rd mounting hole
Turn.
In actual applications, the limited post 135 can also be integral with first installation sheet 1311 in a convex manner
Shaping, the body of the tool projection to be formed to stretch out along the surface of the first installation sheet 1331, and device raised position is described
First installation sheet 1331 with the corresponding position of the bar-shaped trough 134.
In actual applications, second fixing axle 132 can be the rivet of " T " font, corresponding before described
Perforation is provided with undercarriage body 131, the rivet of " T " font is through the perforation and the 3rd mounting hole so as to by nose-gear
Body 131 steps up on nose-gear installation foot 112.
Further, second fixing axle 132 can also be integrally formed with the nose-gear body 131, be institute
It is the projection that the surface of nose-gear body 131 stretches out to state the second fixing axle 132, as shown in figure 5, the projection is passed through
The 3rd mounting hole in second mounting disc 133, and fixed by tight loop 4, in addition to preventing the second fixing axle 132 from growing
The spin friction of time causes connection to damage, and rubber sleeve 5,5 sets of the rubber sleeve are additionally provided with second fixing axle 132
On the surface for being connected on second fixing axle 132.
In the present embodiment, lid 6 is additionally provided with the side of the second installation sheet 1332, the lid 6 can lead to
Cross screw 3 to be fixed on second installation sheet 1332, can also be fixed by way of buckle, showing after being completed
It is intended to as shown in Figure 6,7.
The take-off and landing device of unmanned plane provided in an embodiment of the present invention, including mounting bracket and rear undercarriage, after mounting bracket includes
Undercarriage installation foot, one end of rear undercarriage installation foot and the fuselage of unmanned plane are connected, and the other end is used for undercarriage after fixing, after
Undercarriage includes rear undercarriage body, the first fixing axle and the first mounting disc, and the is provided with the center of the first mounting disc
Rear undercarriage body is fixed in the first mounting disc by one mounting hole, the first fixing axle through the first mounting hole；Pass through the present invention
Implementation, due to being rotatably connected between the rear undercarriage body and first fixing axle, realize unmanned plane drop
Fall is that can voluntarily realize landing adjustment, it is to avoid unmanned plane land in the environment of big rise and fall, it is possible that unexpected race
The problems such as moving, overturn, toppling.
Further, limit assembly is additionally provided with rear undercarriage, passes through the cooperation of limit assembly and U-lag, limitation
Adjustment amplitude during the landing adjustment of undercarriage, it is to avoid undercarriage because adjustment amplitude is excessive causes fuselage is unbalanced to ask
Topic, further increases the landing stability of unmanned plane.
Accordingly, present invention also offers a kind of unmanned plane, the unmanned plane includes the dress that rises and falls of the unmanned plane of above-mentioned offer
Put, the take-off and landing device includes：Mounting bracket and rear undercarriage；The mounting bracket includes rear undercarriage installation foot, the rear undercarriage
Including rear undercarriage body, the first fixing axle and the first mounting disc, the center of first mounting disc is provided with first
The rear undercarriage body is fixed on first mounting disc by mounting hole, first fixing axle through first mounting hole
On, and the rear undercarriage body is to be rotatably connected with first fixing axle, due to the rear undercarriage body in unmanned plane
Being rotatably connected between the first fixing axle, therefore, the unmanned plane can also realize big rise and fall environment landing when,
Voluntarily adjustment unmanned plane and the contact position on ground can be realized, so as to realize the stable landing of unmanned plane, it is to avoid unmanned plane
Land in the environment of big rise and fall, it is possible that the problem of surprisingly running, overturn, toppling.
Above content is to combine specific embodiment further description made for the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For general technical staff of the technical field of the invention, do not taking off
On the premise of from present inventive concept, some simple deduction or replace can also be made, the protection of the present invention should be all considered as belonging to
Scope.
Claims (10)
1. a kind of take-off and landing device of unmanned plane, it is characterised in that including：Mounting bracket and rear undercarriage；After the mounting bracket includes
Undercarriage installation foot, one end of the rear undercarriage installation foot is connected with the fuselage of the unmanned plane, and the other end is used to fix institute
State rear undercarriage；
The rear undercarriage includes rear undercarriage body, the first fixing axle and the first mounting disc, in first mounting disc
Heart position is provided with the first mounting hole, and first fixing axle fixes the rear undercarriage body through first mounting hole
In first mounting disc.
2. the take-off and landing device of unmanned plane as claimed in claim 1, it is characterised in that if the rear undercarriage installation foot only has one
During individual intermediate plate, the second mounting hole is provided with the intermediate plate, second mounting hole is used to carry out with first fixing axle
Coordinate assembling, the rear undercarriage is clamped in the rear between undercarriage installation foot and first mounting disc.
3. the take-off and landing device of unmanned plane as claimed in claim 2, it is characterised in that if the rear undercarriage installation foot includes two
During individual intermediate plate, a groove is additionally provided with the corresponding position of the second mounting hole on undercarriage installation foot in the rear；
First mounting disc includes at least two stators, and perforation is provided with the stator, and the stator is set
The stator is fixed in the groove through the perforation on the groove, and by screw, will be described after rise and fall
Frame body is fixed between two intermediate plates of the mounting bracket.
4. the take-off and landing device of the unmanned plane as described in any one of claims 1 to 3, it is characterised in that the rear undercarriage is also wrapped
Include limit assembly, the limit assembly is arranged on a side of the rear undercarriage body, and with the limit assembly position
The stopper slot for being provided with and being cooperated with the limit assembly on the corresponding rear undercarriage installation foot inner side is put, it is described
The length of stopper slot is more than the length of the limit assembly, and described rear is realized by the cooperation of the limit assembly and stopper slot
Fall the control of frame deflection angle.
5. the take-off and landing device of unmanned plane as claimed in claim 4, it is characterised in that be provided with the rear on undercarriage body
One U-lag, the length of the U-lag is more than the length of the limit assembly；In assembling, by the screw by the limit
Hyte part is suspended vacantly position corresponding in the U-lag.
6. the take-off and landing device of unmanned plane as claimed in claim 1, it is characterised in that the take-off and landing device rises and falls before also including
Frame, the mounting bracket also includes nose-gear installation foot, one end of the nose-gear installation foot and the fuselage of the unmanned plane
Connection, the other end is used to fix the nose-gear.
7. the take-off and landing device of unmanned plane as claimed in claim 6, it is characterised in that the nose-gear includes nose-gear sheet
Body, the second fixing axle and the second mounting disc, the 3rd mounting hole, described second are provided with the center of second mounting disc
The nose-gear body is fixed in second mounting disc by fixing axle through the 3rd mounting hole.
8. the take-off and landing device of unmanned plane as claimed in claim 7, it is characterised in that be provided with the nose-gear body
One bar-shaped trough, the setting direction of the bar-shaped trough is identical with the direction of rotation of the nose-gear body.
9. the take-off and landing device of unmanned plane as claimed in claim 8, it is characterised in that the nose-gear also includes：The limit
Position post, is provided with the equal-sized slotted eye with the limited post in second mounting disc；One end of the spacing preiection
It is arranged in the slotted eye, in the other end and the bar-shaped trough.
10. a kind of unmanned plane, it is characterised in that include the take-off and landing device of the unmanned plane as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710264218.1A CN107215455B (en) | 2017-04-21 | 2017-04-21 | Unmanned aerial vehicle's landing gear and unmanned aerial vehicle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710264218.1A CN107215455B (en) | 2017-04-21 | 2017-04-21 | Unmanned aerial vehicle's landing gear and unmanned aerial vehicle thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107215455A true CN107215455A (en) | 2017-09-29 |
| CN107215455B CN107215455B (en) | 2020-04-03 |
Family
ID=59943610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710264218.1A Active CN107215455B (en) | 2017-04-21 | 2017-04-21 | Unmanned aerial vehicle's landing gear and unmanned aerial vehicle thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107215455B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100001120A1 (en) * | 2008-07-02 | 2010-01-07 | Sun wei hong | High-speed aircraft with vertical lift and self-revolving ability |
| CN204323678U (en) * | 2014-09-11 | 2015-05-13 | 广州懋鑫光电科技有限公司 | A kind of alighting gear and unmanned plane |
| CN204998759U (en) * | 2015-09-24 | 2016-01-27 | 向曼 | Collapsible undercarriage of moving away to avoid possible earthquakes |
| CN105329439A (en) * | 2015-11-11 | 2016-02-17 | 安徽大学 | Landing platform for flight device |
| CN205113691U (en) * | 2015-11-16 | 2016-03-30 | 开封大学 | Tertiary contraction type support frame |
-
2017
- 2017-04-21 CN CN201710264218.1A patent/CN107215455B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100001120A1 (en) * | 2008-07-02 | 2010-01-07 | Sun wei hong | High-speed aircraft with vertical lift and self-revolving ability |
| CN204323678U (en) * | 2014-09-11 | 2015-05-13 | 广州懋鑫光电科技有限公司 | A kind of alighting gear and unmanned plane |
| CN204998759U (en) * | 2015-09-24 | 2016-01-27 | 向曼 | Collapsible undercarriage of moving away to avoid possible earthquakes |
| CN105329439A (en) * | 2015-11-11 | 2016-02-17 | 安徽大学 | Landing platform for flight device |
| CN205113691U (en) * | 2015-11-16 | 2016-03-30 | 开封大学 | Tertiary contraction type support frame |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107215455B (en) | 2020-04-03 |
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