CN207257973U - A kind of unmanned plane undercarriage - Google Patents
A kind of unmanned plane undercarriage Download PDFInfo
- Publication number
- CN207257973U CN207257973U CN201721218502.7U CN201721218502U CN207257973U CN 207257973 U CN207257973 U CN 207257973U CN 201721218502 U CN201721218502 U CN 201721218502U CN 207257973 U CN207257973 U CN 207257973U
- Authority
- CN
- China
- Prior art keywords
- unmanned plane
- hydraulic cylinder
- rotation axis
- supporting rod
- fulcrum bar
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of unmanned plane undercarriage,Including supporting rod,Hydraulic cylinder and rotation axis,It is characterized in that,The supporting rod is provided with two,Two the post upper is each attached in the rotation axis,The supporting rod lower end is provided with curved bar,The rotation axis upper end is provided with upper rack posts,The upper rack posts upper end is provided with fixed plate,Lower fulcrum bar is provided with below the rotation axis,Slip collar is provided with the middle part of the lower fulcrum bar,The hydraulic cylinder is fixed on the lower fulcrum bar lower end,Two pistons are provided with the hydraulic cylinder,Two piston both sides are respectively and fixedly provided with piston rod,Side of the piston rod away from the hydraulic cylinder is fixed in the middle part of the supporting rod,Oil pipe is provided with below the hydraulic cylinder,The hydraulic cylinder both ends and middle part are provided with three hydraulic fluid ports,This unmanned plane landing gear structure is simple,It is easy for installation,Quality is slim and graceful,Face the impact force of unmanned plane with can reducing in unmanned plane vertical landing.
Description
Technical field
Unmanned air vehicle technique field is the utility model is related to, more particularly, to a kind of unmanned plane undercarriage.
Background technology
In modern society environment, application of the unmanned plane in the field such as military, police, civilian is quite varied.At present,
Multiaxis is installed on unmanned plane and increases steady holder, taken photo by plane using mm professional camera special, video camera is already become to complete various tasks
A kind of trend.Mostly by the way of two bar of both sides, this common structure disclosure satisfy that domestic rotor wing unmanned aerial vehicle undercarriage substantially
The problem of takeoff and landing performance of small-sized multi-rotor unmanned aerial vehicle requires, but single there are structure, and support strength is poor, and stability is poor, easily
Lean forward and turn on one's side.Fixed-wing vertical take-off and landing drone, take-off weight is big, carrying during landing to undercarriage and keeps aircraft
Stable performance requirement is higher.Particularly in the case of landing bad environments, the possibility that unmanned plane is turned on one's side increases
Add, be badly in need of the stationarity for wanting a kind of unmanned plane undercarriage simple in structure to ensure unmanned plane landing（Refer mainly to undercarriage and ground
Or stability of the stage aircraft of the contact such as deck after by horizontal side interference）And security.
Utility model content
The technical problems to be solved in the utility model be when overcoming the existing undercarriage cannot to be effectively ensured takeoff and landing without
The defects of man-machine stability and security, there is provided a kind of unmanned plane undercarriage, by the hydraulic oil in hydraulic cylinder by impact force
Alleviate, so as to solve the above problems.
To achieve the above object, the utility model provides following technical solution：A kind of unmanned plane undercarriage, including support
Bar, hydraulic cylinder and rotation axis, the supporting rod are provided with two, and two post uppers are each attached to the rotation axis
On, the supporting rod lower end is provided with curved bar, and the rotation axis upper end is provided with upper rack posts, and the upper rack posts upper end is provided with solid
Fixed board, the rotation axis lower section are provided with lower fulcrum bar, are provided with slip collar in the middle part of the lower fulcrum bar, are set in the hydraulic cylinder
There is hydraulic oil, the hydraulic cylinder is fixed on the lower fulcrum bar lower end, and two pistons, two work are provided with the hydraulic cylinder
Plug both sides are respectively and fixedly provided with piston rod, and side of the piston rod away from the hydraulic cylinder is fixed in the middle part of the supporting rod, described
Oil pipe is provided with below hydraulic cylinder, the hydraulic cylinder both ends and middle part are provided with three hydraulic fluid ports.
It is hinged on the rotary shaft as a kind of optimal technical scheme of the utility model, the post upper.
As a kind of optimal technical scheme of the utility model, the upper rack posts and lower fulcrum bar are each attached to the rotation axis
On, and upper rack posts and lower fulcrum bar are set point-blank.
As a kind of optimal technical scheme of the utility model, the piston rod is hinged on supporting rod by locating pin
On.
As a kind of optimal technical scheme of the utility model, through hole is provided with the fixed plate.
As a kind of optimal technical scheme of the utility model, the slip collar is fixed on the lower fulcrum bar first half, described
Slip collar is slidably connected to lower fulcrum bar lower half.
As a kind of optimal technical scheme of the utility model, the supporting rod, curved bar, upper rack posts and lower fulcrum bar use
Full carbon fibre material makes.
Compared with prior art, the beneficial effects of the utility model are：This unmanned plane landing gear structure is simple, operation side
Just, volume is moderate, is easily installed, and passes through the ingenious setting of hydraulic cylinder so that cushioning effect is played in unmanned plane vertical landing,
The impact force of unmanned plane is faced when reducing landing, protection unmanned plane is without prejudice, extends the service life of unmanned plane, increases nothing
Man-machine work efficiency, and by the setting of curved bar, can ensure that unmanned plane will not turn on one's side when rising and falling, it is ensured that nobody
The stable landing of machine, can greatly reduce the overall quality of unmanned plane using full carbon fibre material, meet in manufacturing process to nothing
The man-machine light-weighted requirement of undercarriage, reduces the electric quantity consumption of unmanned plane, covert raising unmanned plane cruising ability.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 is a kind of unmanned plane landing gear structure figure described in the utility model.
In figure：1st, oil pipe；2nd, piston；3rd, hydraulic fluid port；4th, piston rod；5th, upper rack posts；6th, slip collar；7th, lower fulcrum bar；8th, it is curved
Bar；9th, locating pin；10th, supporting rod；11st, hydraulic cylinder；12nd, rotation axis；13rd, fixed plate.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment, based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the utility model provides a kind of technical solution：A kind of unmanned plane undercarriage, including supporting rod 10, liquid
Cylinder pressure 11 and rotation axis 12, supporting rod 10 are provided with two, and two 10 upper ends of supporting rod are each attached in rotation axis 12, supporting rod
10 lower ends are provided with curved bar 8, and 12 upper end of rotation axis is provided with upper rack posts 5, and 5 upper end of upper rack posts is provided with fixed plate 13, rotation axis
12 lower sections are provided with lower fulcrum bar 7, and the middle part of lower fulcrum bar 7 is provided with slip collar 6, and hydraulic cylinder 11 is fixed on 7 lower end of lower fulcrum bar, hydraulic pressure
Two pistons 2 are provided with cylinder 11, two 2 both sides of piston are respectively and fixedly provided with piston rod 4, side of the piston rod 4 away from hydraulic cylinder 11
The middle part of supporting rod 10 is fixed on, hydraulic oil is provided with hydraulic cylinder 11, the lower section of hydraulic cylinder 11 is provided with oil pipe 1,11 liang of hydraulic cylinder
End and middle part are provided with three hydraulic fluid ports 3, and 10 upper end of supporting rod is hinged in rotation axis 12, and upper rack posts 5 and lower fulcrum bar 7 are each attached to
In rotation axis 12, and upper rack posts 5 and lower fulcrum bar 7 are set point-blank, and piston rod 4 is hinged on supporting rod by locating pin 9
On 10, through hole is provided with fixed plate 13, slip collar 6 is fixed on 7 first half of lower fulcrum bar, and slip collar 6 is slidably connected to down
7 lower half of strut, supporting rod 10, curved bar 8, upper rack posts 5 and lower fulcrum bar 7 are made of full carbon fibre material.
Concrete principle：In use, this undercarriage is installed on uav bottom by the through hole in fixed plate 13, at nobody
When machine takes off, under the effect of gravity, two supporting rods 10 promote the piston rod 4 of both sides mobile to the middle part of hydraulic cylinder 11, in hydraulic pressure
In cylinder 11 under the drag effect of hydraulic oil, piston 2 moves relatively slow, also therefore, when unmanned plane forced landing or landing
During excessive velocities, under the action of hydraulic pressure, piston 2 can alleviate the impact force of landing, effectively protect unmanned plane to preserve from,
Meanwhile the setting in rotation axis 12 is fixed on by upper rack posts 5 and lower fulcrum bar 7, it can ensure two support plates 10 at the same time in
Between move, ensure the steady of unmanned plane, effectively prevent from turning on one's side.
This unmanned plane landing gear structure is simple, easy to operate, and volume is moderate, is easily installed, and ingenious by hydraulic cylinder sets
Put so that cushioning effect is played in unmanned plane vertical landing, the impact force of unmanned plane is faced when reducing landing, protects nobody
Machine is without prejudice, extends the service life of unmanned plane, increases the work efficiency of unmanned plane, and by the setting of curved bar, can
Ensure that unmanned plane will not turn on one's side when rising and falling, it is ensured that the stable landing of unmanned plane, can be significantly using full carbon fibre material
The overall quality of unmanned plane is reduced, meets the electricity for reducing unmanned plane in manufacturing process to the light-weighted requirement of unmanned plane undercarriage
Amount consumption, covert raising unmanned plane cruising ability.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of unmanned plane undercarriage, including supporting rod（10）, hydraulic cylinder（11）And rotation axis（12）, it is characterised in that it is described
Supporting rod（10）Two are provided with, two supporting rods（10）Upper end is each attached to the rotation axis（12）On, the support
Bar（10）Lower end is provided with curved bar（8）, the rotation axis（12）Upper end is provided with upper rack posts（5）, the upper rack posts（5）Upper end is set
It is equipped with fixed plate（13）, the rotation axis（12）Lower section is provided with lower fulcrum bar（7）, the lower fulcrum bar（7）Middle part is provided with slip
The lantern ring（6）, the hydraulic cylinder（11）In be provided with hydraulic oil, the hydraulic cylinder（11）It is fixed on the lower fulcrum bar（7）Lower end, institute
State hydraulic cylinder（11）Inside it is provided with two pistons（2）, two pistons（2）Both sides are respectively and fixedly provided with piston rod（4）, the piston
Bar（4）Away from the hydraulic cylinder（11）Side be fixed on the supporting rod（10）Middle part, the hydraulic cylinder（11）Lower section is set
There is oil pipe（1）, the hydraulic cylinder（11）Both ends and middle part are provided with three hydraulic fluid ports（3）.
A kind of 2. unmanned plane undercarriage according to claim 1, it is characterised in that the supporting rod（10）Upper end is hinged on
Rotation axis（12）On.
A kind of 3. unmanned plane undercarriage according to claim 1, it is characterised in that the upper rack posts（5）And lower fulcrum bar（7）
It is each attached to the rotation axis（12）On, and upper rack posts（5）And lower fulcrum bar（7）Set point-blank.
A kind of 4. unmanned plane undercarriage according to claim 1, it is characterised in that the piston rod（4）Pass through locating pin
（9）It is hinged on supporting rod（10）On.
A kind of 5. unmanned plane undercarriage according to claim 1, it is characterised in that the fixed plate（13）On be provided with it is logical
Hole.
A kind of 6. unmanned plane undercarriage according to claim 1, it is characterised in that the slip collar（6）It is fixed on down
Strut（7）The first half, the slip collar（6）It is slidably connected to lower fulcrum bar（7）Lower half.
A kind of 7. unmanned plane undercarriage according to claim 1, it is characterised in that the supporting rod（10）, curved bar（8）、
Upper rack posts（5）And lower fulcrum bar（7）Made of full carbon fibre material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721218502.7U CN207257973U (en) | 2017-09-22 | 2017-09-22 | A kind of unmanned plane undercarriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721218502.7U CN207257973U (en) | 2017-09-22 | 2017-09-22 | A kind of unmanned plane undercarriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207257973U true CN207257973U (en) | 2018-04-20 |
Family
ID=61918741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721218502.7U Expired - Fee Related CN207257973U (en) | 2017-09-22 | 2017-09-22 | A kind of unmanned plane undercarriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207257973U (en) |
-
2017
- 2017-09-22 CN CN201721218502.7U patent/CN207257973U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180420 Termination date: 20180922 |