CN108860579A - A kind of contractile shock-absorbing type unmanned plane undercarriage - Google Patents
A kind of contractile shock-absorbing type unmanned plane undercarriage Download PDFInfo
- Publication number
- CN108860579A CN108860579A CN201810491798.2A CN201810491798A CN108860579A CN 108860579 A CN108860579 A CN 108860579A CN 201810491798 A CN201810491798 A CN 201810491798A CN 108860579 A CN108860579 A CN 108860579A
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- CN
- China
- Prior art keywords
- unmanned plane
- fixed plate
- contractile
- shock
- lifter plate
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/58—Arrangements or adaptations of shock-absorbers or springs
- B64C25/62—Spring shock-absorbers; Springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of contractile shock-absorbing type unmanned plane undercarriages, including mounting rack and lifter plate；The left and right sides of fixed plate is fixedly connected by spring stack with the bottom of mounting rack；The middle position of fixed plate is rotatably equipped with screw rod, the left and right sides that fixed plate bottom is located at screw rod is symmetrically fixedly mounted there are two mounting blocks, oscillating rod is hinged on the downside of mounting blocks, swivel nut is threaded on the screw rod, the left and right sides of swivel nut is symmetrically hinged with two connecting rods, is hinged on the inside of the other end and oscillating rod of connecting rod；The left and right sides of the lifter plate is symmetrically opened up there are two sliding slot, and the internal slide of sliding slot is equipped with sliding block, and the upside of two sliding blocks is hinged with the lower end of oscillating rod respectively；Arc panel is fixedly installed on the downside of the lifter plate, the bottom of arc panel is uniformly equipped with several resilient cushions.Fixed plate is arranged in the bottom of unmanned plane mounting rack in the present invention, is fixedly connected with mounting rack and fixed plate by spring stack, improves stability when unmanned plane landing.
Description
Technical field
The present invention relates to air vehicle technique field, specifically a kind of contractile shock-absorbing type unmanned plane undercarriage.
Background technique
Referred to as " unmanned plane ", english abbreviation is " UAV " to UAV, is using radio robot and to provide for oneself
The not manned vehicle of presetting apparatus manipulation.Unmanned plane is actually the general designation of unmanned vehicle, from technical standpoint
Definition can be divided into：This is several for unmanned helicopter, unmanned fixed-wing aircraft, unmanned multi-rotor aerocraft, unmanned airship, unmanned parasol
Major class.Compared with manned aircraft, it has small in size, low cost, easy to use, low to operational environment requirement, battlefield existence energy
The advantages that power is stronger.Since UAV has great significance to Future Air Combat, each main military country of the world all exists
Step up the development work of progress UAV.
Existing unmanned plane undercarriage is fixed setting, and structure and function is too simple, can not be according to unmanned plane during flying
Form is adjusted with landing；At the same time, the damping device of existing unmanned plane undercarriage is more single, to influence unmanned plane drop
Stability when falling, be easy to cause unmanned plane to damage.
Summary of the invention
The purpose of the present invention is to provide a kind of contractile shock-absorbing type unmanned plane undercarriages, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the present invention provides the following technical solutions：
A kind of contractile shock-absorbing type unmanned plane undercarriage, including mounting rack and lifter plate；The upside of the mounting rack and nobody
Machine is fixedly connected, and fixed plate is provided on the downside of mounting rack, and the left and right sides of fixed plate passes through the bottom of spring stack and mounting rack
It is fixedly connected；The underface of fixed plate is arranged in the lifter plate, and the left and right sides of lifter plate is solid by telescopic rod and fixed plate
Fixed connection；The middle position of the fixed plate is rotatably equipped with screw rod, and the left and right sides that fixed plate bottom is located at screw rod is symmetrically solid
Dingan County's dress is hinged with oscillating rod on the downside of mounting blocks, swivel nut, a left side for swivel nut is threaded on the screw rod there are two mounting blocks
Right two sides are symmetrically hinged with two connecting rods, are hinged on the inside of the other end and oscillating rod of connecting rod；The left and right two of the lifter plate
Side is symmetrically opened up there are two sliding slot, and the internal slide of sliding slot is equipped with sliding block, and the upside of two sliding blocks is respectively and under oscillating rod
End is hinged；The through slot that the middle position of the lifter plate offers convenient for screw rod rotation；The fixed peace in the downside of the lifter plate
Equipped with arc panel, the bottom of arc panel is uniformly equipped with several resilient cushions.
As a further solution of the present invention：The upside of the fixed plate is also fixedly installed with driving motor, driving motor
Output end connect with screw flight.
As further scheme of the invention：The driving motor is stepping motor structure, and concrete model is
28BYG250C-0071。
As further scheme of the invention：The resilient cushion is made of upper pad and underlay.
As further scheme of the invention：Limiting slot, the fixed peace in the upside of underlay are offered on the downside of the upper pad
Equipped with the limited block matched with limiting slot.
As further scheme of the invention：The limited block is slidably mounted on the inside of limiting slot.
As further scheme of the invention：The upper end of the limited block connects by the way that damping spring and limiting slot are fixed
It connects.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is arranged in the bottom of unmanned plane mounting rack to fix
Plate is fixedly connected with mounting rack and fixed plate by spring stack, improves stability when unmanned plane landing, also by screw rod, swivel nut,
Cooperation between connecting rod, oscillating rod, sliding block and sliding slot drives lifter plate to move up and down, when unmanned plane during flying, control lifting
Plate rises, and reduces the volume of undercarriage, to reduce air to the resistance of undercarriage, so as to unmanned plane during flying, when unmanned plane drops
When falling, control lifter plate decline increases the volume of undercarriage, increases air drag, to improve sinking speed, while making to land
It is more steady；It is additionally provided with arc panel and resilient cushion, further increases stability when unmanned plane landing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of contractile shock-absorbing type unmanned plane undercarriage.
Structural schematic diagram when Fig. 2 is contractile shock-absorbing type unmanned plane gear up.
Fig. 3 is the structural schematic diagram of resilient cushion in contractile shock-absorbing type unmanned plane undercarriage.
In figure：1- mounting rack, 2- spring stack, 3- fixed plate, 4- telescopic rod, 5- lifter plate, 6- arc panel, 7- resilient cushion,
8- driving motor, 9- mounting blocks, 10- screw rod, 11- swivel nut, 12- connecting rod, 13- oscillating rod, 14- sliding block, 15- sliding slot, 16- are logical
Pad, 18- limiting slot, 19- limited block, 20- underlay, 21- damping spring on slot, 17-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of contractile shock-absorbing type unmanned plane undercarriage, including mounting rack
1 and lifter plate 5；The upside of the mounting rack 1 is fixedly connected with unmanned plane, and the downside of mounting rack 1 is provided with fixed plate 3, fixed
The left and right sides of plate 3 is fixedly connected by spring stack 2 with the bottom of mounting rack 1；Fixed plate 3 is being arranged in just in the lifter plate 5
The left and right sides of lower section, lifter plate 5 is fixedly connected by telescopic rod 4 with fixed plate 3, so as to moving up and down for lifter plate 5；It is described
The middle position of fixed plate 3 is rotatably equipped with screw rod 10, and the left and right sides that 3 bottom of fixed plate is located at screw rod 10 is symmetrically fixedly mounted
There are two mounting blocks 9, and the downside of mounting blocks 9 is hinged with oscillating rod 13, swivel nut 11, swivel nut 11 are threaded on the screw rod 10
The left and right sides be symmetrically hinged with two connecting rods 12, the inside of the other end and oscillating rod 13 of connecting rod 12 is hinged, when screw rod 10
When rotating clockwise, swivel nut 11 is moved up, so that two oscillating rods 13 is driven to be unfolded, when screw rod 10 rotates counterclockwise, spiral shell
Set 11 moves down, so that two oscillating rods 13 be driven to collapse；The left and right sides of the lifter plate 5 is symmetrically opened up there are two sliding slot
15, the internal slide of sliding slot 15 is equipped with sliding block 14, and lower end of the upside of two sliding blocks 14 respectively with oscillating rod 13 is hinged, when
When oscillating rod 13 is unfolded, oscillating rod 13 drives two sliding blocks 14 outer Slideslip of 15 phases along the chute, so that lifter plate 5 is driven to rise,
When oscillating rod 13 collapses, oscillating rod 13 drives two sliding blocks 14 Slideslip in 14 phases along the chute, to drive under lifter plate 5
Drop；The upside of the fixed plate 4 is also fixedly installed with driving motor 8, and the output end of driving motor 8 is threadedly coupled with screw rod 10,
Driving motor 8 is stepping motor structure, concrete model 28BYG250C-0071；The middle position of the lifter plate 5 opens up
There is the through slot 16 rotated convenient for screw rod 10；The downside of the lifter plate 5 is fixedly installed with arc panel 6, and the bottom of arc panel 6 is uniform
Several resilient cushions 7 are installed；The resilient cushion 7 is made of upper pad 17 and underlay 20, and the downside of upper pad 17 offers limiting slot 18,
The upside of underlay 20 is fixedly installed with the limited block 19 matched with limiting slot 18, and limited block 19 is slidably mounted on limiting slot 18
Inside, and the upper end of limited block 19 is fixedly connected by damping spring 21 with limiting slot 18, to improve when unmanned plane lands
Stability, when unmanned plane during flying, control lifter plate 5 rises, and reduces the volume of undercarriage, to reduce air to undercarriage
Resistance, so as to unmanned plane during flying, when unmanned plane landing, control lifter plate 5 declines, and increases the volume of undercarriage, increases air
Resistance to improve sinking speed, while keeping landing more steady.
Fixed plate is arranged in the bottom of unmanned plane mounting rack in the present invention, is fixedly connected with mounting rack and fixation by spring stack
Plate improves stability when unmanned plane landing, also passes through matching between screw rod, swivel nut, connecting rod, oscillating rod, sliding block and sliding slot
Crossed belt moves lifter plate and moves up and down, and when unmanned plane during flying, control lifter plate rises, and reduces the volume of undercarriage, to reduce
Air is to the resistance of undercarriage, and so as to unmanned plane during flying, when unmanned plane landing, control lifter plate decline increases undercarriage
Volume increases air drag, to improve sinking speed, while keeping landing more steady；It is additionally provided with arc panel and resilient cushion,
Further increase stability when unmanned plane landing.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of contractile shock-absorbing type unmanned plane undercarriage, which is characterized in that including mounting rack（1）And lifter plate（5）；It is described
Mounting rack（1）Upside be fixedly connected with unmanned plane, mounting rack（1）Downside be provided with fixed plate（3）, fixed plate（3）A left side
Right two sides pass through spring stack（2）With mounting rack（1）Bottom be fixedly connected；The lifter plate（5）It is arranged in fixed plate（3）Just
Lower section, lifter plate（5）The left and right sides pass through telescopic rod（4）With fixed plate（3）It is fixedly connected；The fixed plate（3）Centre
Position is rotatably equipped with screw rod（10）, fixed plate（3）Bottom is located at screw rod（10）The left and right sides be symmetrically fixedly mounted there are two
Mounting blocks（9）, mounting blocks（9）Downside be hinged with oscillating rod（13）, the screw rod（10）On be threaded with swivel nut（11）, spiral shell
Set（11）The left and right sides be symmetrically hinged with two connecting rods（12）, connecting rod（12）The other end and oscillating rod（13）Inside mutually cut with scissors
It connects；The lifter plate（5）The left and right sides symmetrically open up there are two sliding slot（15）, sliding slot（15）Internal slide sliding block is installed
（14）, two sliding blocks（14）Upside respectively with oscillating rod（13）Lower end be hinged；The lifter plate（5）Middle position open
Equipped with convenient for screw rod（10）The through slot of rotation（16）；The lifter plate（5）Downside be fixedly installed with arc panel（6）, arc panel
（6）Bottom several resilient cushions are uniformly installed（7）.
2. contractile shock-absorbing type unmanned plane undercarriage according to claim 1, which is characterized in that the fixed plate（4）
Upside be also fixedly installed with driving motor（8）, driving motor（8）Output end and screw rod（10）It is threadedly coupled.
3. contractile shock-absorbing type unmanned plane undercarriage according to claim 2, which is characterized in that the driving motor
（8）For stepping motor structure, concrete model 28BYG250C-0071.
4. contractile shock-absorbing type unmanned plane undercarriage according to claim 1, which is characterized in that the resilient cushion（7）
By upper pad（17）And underlay（20）Composition.
5. contractile shock-absorbing type unmanned plane undercarriage according to claim 4, which is characterized in that the upper pad（17）'s
Downside offers limiting slot（18）, underlay（20）Upside be fixedly installed with and limiting slot（18）The limited block matched（19）.
6. contractile shock-absorbing type unmanned plane undercarriage according to claim 5, which is characterized in that the limited block（19）
It is slidably mounted on limiting slot（18）Inside.
7. contractile shock-absorbing type unmanned plane undercarriage according to claim 6, which is characterized in that the limited block（19）
Upper end pass through damping spring（21）With limiting slot（18）It is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810491798.2A CN108860579A (en) | 2018-05-22 | 2018-05-22 | A kind of contractile shock-absorbing type unmanned plane undercarriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810491798.2A CN108860579A (en) | 2018-05-22 | 2018-05-22 | A kind of contractile shock-absorbing type unmanned plane undercarriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108860579A true CN108860579A (en) | 2018-11-23 |
Family
ID=64333727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810491798.2A Pending CN108860579A (en) | 2018-05-22 | 2018-05-22 | A kind of contractile shock-absorbing type unmanned plane undercarriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108860579A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378929A (en) * | 2018-11-30 | 2019-02-22 | 华北科技学院 | It is a kind of can self-protection unmanned electric motor |
| CN109625265A (en) * | 2018-12-11 | 2019-04-16 | 青海三新农电有限责任公司 | A kind of unmanned plane synchronous integrated survey and design system |
| CN110697269A (en) * | 2019-09-30 | 2020-01-17 | 威尚生物技术（合肥）有限公司 | Adjustable reagent transfer frame |
| CN111068425A (en) * | 2019-12-25 | 2020-04-28 | 贵州圣济堂制药有限公司 | Dustless processing system of pharmaceutical industry workshop |
| WO2021168747A1 (en) * | 2020-02-27 | 2021-09-02 | 南京唐壹信息科技有限公司 | Cushioning seat of unmanned aerial vehicle |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378929A (en) * | 2018-11-30 | 2019-02-22 | 华北科技学院 | It is a kind of can self-protection unmanned electric motor |
| CN109625265A (en) * | 2018-12-11 | 2019-04-16 | 青海三新农电有限责任公司 | A kind of unmanned plane synchronous integrated survey and design system |
| CN109625265B (en) * | 2018-12-11 | 2022-03-18 | 青海三新农电有限责任公司 | Unmanned aerial vehicle synchronous integrated survey design system |
| CN110697269A (en) * | 2019-09-30 | 2020-01-17 | 威尚生物技术（合肥）有限公司 | Adjustable reagent transfer frame |
| CN111068425A (en) * | 2019-12-25 | 2020-04-28 | 贵州圣济堂制药有限公司 | Dustless processing system of pharmaceutical industry workshop |
| WO2021168747A1 (en) * | 2020-02-27 | 2021-09-02 | 南京唐壹信息科技有限公司 | Cushioning seat of unmanned aerial vehicle |
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Application publication date: 20181123 |
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