CN106864736A - A kind of unmanned plane protects underframe - Google Patents
A kind of unmanned plane protects underframe Download PDFInfo
- Publication number
- CN106864736A CN106864736A CN201710215320.2A CN201710215320A CN106864736A CN 106864736 A CN106864736 A CN 106864736A CN 201710215320 A CN201710215320 A CN 201710215320A CN 106864736 A CN106864736 A CN 106864736A
- Authority
- CN
- China
- Prior art keywords
- unmanned plane
- underframe
- push rod
- rotating shaft
- fixture block
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
- B64C25/04—Arrangement or disposition on aircraft
-
- 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
- B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
- B64C25/18—Operating mechanisms
- B64C25/24—Operating mechanisms electric
-
- 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
- B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
- B64C25/18—Operating mechanisms
- B64C25/26—Control or locking systems therefor
-
- 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
- B64C25/64—Spring shock-absorbers; Springs using rubber or like elements
Abstract
The invention discloses a kind of unmanned plane protection underframe; including unmanned plane body; protection rotating shaft is provided between support frame; the winding of protection rotating shaft two ends is provided with torsion spring; torsion spring both sides connect two protective plates respectively; support frame lower end is provided with triggering groove; motion bar bottom is fixedly connected by underframe; upper end in the middle part of underframe is fixed with push rod; the openend middle part of mounting groove is fixed with rotating shaft; rotating shaft both sides pivot bush unit is provided with fixture block, and the fixture block upper end is fixedly connected limit spring, and limit spring upper end is fixedly connected push rod.Structure of the present invention closes electromagnet block when unmanned plane lands by controller, flat thin magnet and electromagnet block is set to lose repulsive force, securing rod is moved upwards, motion bar is set to move upwards under self gravitation effect, when unmanned plane lands, so as to drive triggering push rod to move upwards, protective plate upper end is set to depart from fixture block, in the presence of torsion spring, protective plate is opened and supported on the ground, increases the area that unmanned plane underframe is contacted with ground.
Description
Technical field
The present invention relates to unmanned air vehicle technique field, specially a kind of unmanned plane protection underframe.
Background technology
Unmanned plane is the not manned vehicle manipulated by radio robot or airborne computer stored program controlled,
Unmanned plane simple structure, use cost are low, can not only complete the task of manned aircraft execution, are more suitable for manned aircraft not
Preferably performing for task, burst thing is emergent, early warning play the role of it is very big.Simultaneously with the progress of science, more civilian nothings
Man-machine to be developed, a large amount of unmanned planes are used to take photo by plane field, unmanned plane image have high-resolution, large scale, small area,
The advantage of Up-to-date state high, is particularly suitable for acquisition banding area aerial images, and unmanned plane is easy to operate for photography of taking photo by plane is provided.
Current unmanned plane bottom can all install underframe, protection during for unmanned plane takeoff and landing, and support
Be easy to unmanned plane to take off, but traditional unmanned plane underframe is all simple support frame structure, unmanned plane generally in landing not
Stabilization, easily overturns unmanned plane, causes the damage of unmanned plane, is this it is proposed that a kind of unmanned plane protection underframe is used to solve
Above mentioned problem.
The content of the invention
It is an object of the invention to provide a kind of unmanned plane protection underframe, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：A kind of unmanned plane protects underframe, including unmanned plane machine
Body, the unmanned plane body lower end both sides are installed with support frame, and there are underframe, the number of a side stand component in support frame as described above lower section
It is two to measure, and lower end between two support frames of homonymy is fixed with protection rotating shaft, and the protection rotating shaft two ends winding is provided with
Torsion spring, the torsion spring both sides connect two protective plates respectively, and the protective plate is located at the both sides of protection rotating shaft, and respectively and protection
Rotating shaft intersects pivot bush unit；
Support frame as described above lower end is provided with triggering groove, and the triggering groove top is fixedly connected motion bar, the work by triggering spring
Lever bottom is fixedly connected by underframe, and the upper end in the middle part of the underframe is fixed with push rod, and the push rod is by through hole through anti-
Shield rotating shaft, and its upper end is fixed with triggering push rod；
Unmanned plane body above the triggering push rod is provided with mounting groove, and the openend middle part of the mounting groove is fixed with and turns
Axle, rotating shaft both sides pivot bush unit is provided with fixture block, and the fixture block is located in mounting groove, and the fixture block upper end is fixedly connected spacing bullet
Spring, the limit spring upper end is fixedly connected push rod, and the push rod upper end is provided with securing rod, and the securing rod lower end is fixed with
Flat thin magnet, the securing rod of the flat thin magnet upper end is provided with Lock spring, and securing rod is actively socketed in sleeve, the sleeve
Electromagnet block is fixed with the outside of bottom, and the Lock spring upper end is fixedly connected with electromagnet block.
Preferably, the quantity of support frame as described above is four, wherein being two-by-two one group, is symmetrically distributed in unmanned plane body bottom
End.
Preferably, the bottom of the protective plate is provided with yielding rubber pad.
Preferably, the quantity of fixture block is two in a mounting groove, and triggering push rod top is double end push rod structure.
Preferably, the electromagnet block and flat thin magnet are distributed for homopolarity in opposite directions, and wherein flat thin magnet passes through unmanned aerial vehicle (UAV) control device
Electric connection of power supply, and when flat thin magnet is powered, limit spring is in compressive state, and wherein fixture block top is horizontal structure.
Preferably, the push rod bottom is provided with limited block, and the limited block grafting is located in limit spring, and limited block bottom
The ultimate range of fixture block is held less than the maximum compression length of limit spring.
Compared with prior art, the beneficial effects of the invention are as follows：Structure of the present invention passes through controller when unmanned plane lands
Electromagnet block is closed, flat thin magnet and electromagnet block is lost repulsive force, securing rod is moved upwards, release the locking to fixture block, when
Unmanned plane makes motion bar move upwards when landing under self gravitation effect, so that drive triggering push rod to move upwards, and jack-up
Fixture block, makes protective plate upper end depart from fixture block, and in the presence of torsion spring, protective plate is opened and supported on the ground, increases unmanned plane
The area that underframe is contacted with ground, improves stability during its landing, after unmanned plane stabilization, protective plate is stuck on fixture block, and
The circuit of electromagnet block is opened, securing rod is moved downward, limited block withstands fixture block, so as to protective plate be locked.
Brief description of the drawings
Fig. 1 is external structure schematic diagram of the present invention；
Fig. 2 is Structure explosion diagram of the present invention.
In figure：1 unmanned plane body, 2 support frames, 21 triggering grooves, 3 protective plates, 31 yielding rubber pads, 4 underframe, 5 triggering bullets
Spring, 6 motion bars, 7 push rods, 8 protection rotating shafts, 81 through holes, 9 torsion springs, 10 triggering push rods, 11 mounting grooves, 12 fixture blocks, 13 spacing bullets
Spring, 14 push rods, 15 securing rods, 17 sleeves, 18 electromagnet blocks, 19 rotating shafts, 20 Lock springs, 21 limited blocks.
Specific 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 only a part of embodiment of the 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.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of unmanned plane protects underframe, including unmanned plane body
1, the lower end both sides of unmanned plane body 1 are installed with support frame 2, and the quantity that there is underframe 4 a, side stand component 2 lower section of support frame 2 is
Two, the quantity of support frame 2 is four, wherein being two-by-two one group, is symmetrically distributed in the bottom of unmanned plane body 1.
Lower end between two support frames 2 of homonymy is fixed with protection rotating shaft 8, and the winding of protection rotating shaft 8 two ends is provided with torsion spring
9, the both sides of torsion spring 9 connect two protective plates 3 respectively, and protective plate 3 is located at the both sides of protection rotating shaft 8, and hand over protection rotating shaft 8 respectively
Fork pivot bush unit, the bottom of protective plate 3 is provided with yielding rubber pad 31, and two protective plates 3 are opened in the presence of torsion spring 9, so that
Protective plate 3 is supported on the ground, increase the area that unmanned plane underframe is contacted with ground, improve stability during its landing,
The lower end of support frame 2 is provided with triggering groove 21, and the triggering top of groove 21 is fixedly connected motion bar 6, motion bar 6 by triggering spring 5
Bottom is fixedly connected by underframe 4, and the upper end at the middle part of underframe 4 is fixed with push rod 7, and push rod 7 is by through hole 81 through protection rotating shaft
8, and its upper end is fixed with triggering push rod 10, unmanned plane makes motion bar 6 move upwards under self gravitation effect, when landing, from
And drive triggering push rod 10 to move upwards.
The unmanned plane body 1 of the top of triggering push rod 10 is provided with mounting groove 11, and the openend middle part fixation of mounting groove 11 sets
There is rotating shaft 19, the both sides pivot bush unit of rotating shaft 19 is provided with fixture block 12, and fixture block 12 is located in mounting groove 11, fixture block in a mounting groove 11
12 quantity is two, and triggering push rod 10 top is double end push rod structure, and triggering push rod 10 faces two fixture blocks 12.
The upper end of fixture block 12 is fixedly connected limit spring 13, and the upper end of limit spring 13 is fixedly connected push rod 14, on push rod 14
End is provided with securing rod 15, and the lower end of securing rod 15 is fixed with flat thin magnet 16, and the securing rod 15 of the upper end of flat thin magnet 16 is provided with locking
Spring 20, and securing rod 15 is actively socketed in sleeve 17, and electromagnet block 18, and the lock are fixed with the outside of the bottom of sleeve 17
Determine the upper end of spring 20 to be fixedly connected with electromagnet block 18, electromagnet block 18 and flat thin magnet 16 are distributed in opposite directions for homopolarity, wherein magnet
By unmanned aerial vehicle (UAV) control device electric connection of power supply, and when flat thin magnet 16 is powered, limit spring 13 is in compressive state to piece 16, wherein
The top of fixture block 12 is horizontal structure, and the bottom of push rod 14 is provided with limited block 21, and the grafting of limited block 21 is located in limit spring 13, and limit
Ultimate range maximum compression length less than limit spring 13 of the position bottom of block 21 to fixture block 12.
Operation principle：Structure of the present invention closes electromagnet block 18 when unmanned plane lands by controller, makes flat thin magnet 16
Repulsive force is lost with electromagnet block 18, securing rod 15 is moved upwards, releases the locking to fixture block 12, when unmanned plane lands certainly
Motion bar 6 is set to move upwards under body Action of Gravity Field, so that drive triggering push rod 10 to move upwards, and jack-up fixture block 12, make protection
The upper end of plate 3 depart from fixture block 12, in the presence of torsion spring 9, protective plate 3 open and support on the ground, increase unmanned plane underframe with
The area of ground contact, improves stability during its landing, after unmanned plane stabilization, protective plate 3 is stuck on fixture block 12, and opened
The circuit of electromagnet block 18, moves downward securing rod 15, and limited block 21 withstands fixture block 12, so as to protective plate 3 be locked.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (6)
1. a kind of unmanned plane protection underframe, including unmanned plane body（1）, the unmanned plane body（1）Lower end both sides fixedly mount
There is support frame（2）, support frame as described above（2）There is underframe lower section（4）, it is characterised in that：One side stand component（2）Quantity be two,
And two support frames of homonymy（2）Between lower end be fixed with protection rotating shaft（8）, the protection rotating shaft（8）Two ends winding is provided with
Torsion spring（9）, the torsion spring（9）Both sides connect two protective plates respectively（3）, the protective plate（3）Positioned at protection rotating shaft（8）Two
Side, and respectively with protection rotating shaft（8）Intersect pivot bush unit；
Support frame as described above（2）Lower end is provided with triggering groove（21）, the triggering groove（21）Top is by triggering spring（5）It is fixedly connected
Motion bar（6）, the motion bar（6）Bottom is by underframe（4）It is fixedly connected, the underframe（4）The upper end at middle part is fixed with top
Bar（7）, the push rod（7）By through hole（81）Through protection rotating shaft（8）, and its upper end is fixed with triggering push rod（10）；
The triggering push rod（10）The unmanned plane body of top（1）It is provided with mounting groove（11）, the mounting groove（11）Opening
End middle part is fixed with rotating shaft（19）, the rotating shaft（19）Both sides pivot bush unit is provided with fixture block（12）, the fixture block（12）It is located at
Mounting groove（11）It is interior, the fixture block（12）Upper end is fixedly connected limit spring（13）, the limit spring（13）Upper end is fixedly connected
Push rod（14）, the push rod（14）Upper end is provided with securing rod（15）, the securing rod（15）Lower end is fixed with flat thin magnet（16）,
The flat thin magnet（16）The securing rod of upper end（15）It is provided with Lock spring（20）, and securing rod（15）It is actively socketed on sleeve
（17）It is interior, the sleeve（17）Electromagnet block is fixed with the outside of bottom（18）, and the Lock spring（20）Upper end and electromagnetism
Iron block（18）It is fixedly connected.
2. a kind of unmanned plane according to claim 1 protects underframe, it is characterised in that：Support frame as described above（2）Quantity be
Four, wherein being two-by-two one group, it is symmetrically distributed in unmanned plane body（1）Bottom.
3. a kind of unmanned plane according to claim 1 protects underframe, it is characterised in that：The protective plate（3）Bottom set
There is yielding rubber pad（31）.
4. a kind of unmanned plane according to claim 1 protects underframe, it is characterised in that：One mounting groove（11）Interior fixture block
（12）Quantity be two, and triggering push rod（10）Top is double end push rod structure.
5. a kind of unmanned plane according to claim 1 protects underframe, it is characterised in that：The electromagnet block（18）And magnet
Piece（16）For homopolarity is distributed in opposite directions, wherein flat thin magnet（16）By unmanned aerial vehicle (UAV) control device electric connection of power supply, and work as flat thin magnet（16）
During energization, limit spring（13）In compressive state, wherein fixture block（12）Top is horizontal structure.
6. a kind of unmanned plane according to claim 1 protects underframe, it is characterised in that：The push rod（14）Bottom is provided with limit
Position block（21）, the limited block（21）Grafting is located at limit spring（13）It is interior, and limited block（21）Bottom is to fixture block（12）Most
Big distance is less than limit spring（13）Maximum compression length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710215320.2A CN106864736A (en) | 2017-04-03 | 2017-04-03 | A kind of unmanned plane protects underframe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710215320.2A CN106864736A (en) | 2017-04-03 | 2017-04-03 | A kind of unmanned plane protects underframe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106864736A true CN106864736A (en) | 2017-06-20 |
Family
ID=59159996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710215320.2A Withdrawn CN106864736A (en) | 2017-04-03 | 2017-04-03 | A kind of unmanned plane protects underframe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106864736A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054862A (en) * | 2017-12-24 | 2018-05-18 | 中山市得高行知识产权中心（有限合伙） | A kind of unmanned vehicle engine shock-absorbing protective device |
| CN112665996A (en) * | 2020-12-17 | 2021-04-16 | 武汉理工大学 | Electromagnetic transient unloading test system and method |
| CN116198758A (en) * | 2023-05-06 | 2023-06-02 | 徐州厚安文化传媒有限公司 | Unmanned aerial vehicle fuselage levelling device |
-
2017
- 2017-04-03 CN CN201710215320.2A patent/CN106864736A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054862A (en) * | 2017-12-24 | 2018-05-18 | 中山市得高行知识产权中心（有限合伙） | A kind of unmanned vehicle engine shock-absorbing protective device |
| CN112665996A (en) * | 2020-12-17 | 2021-04-16 | 武汉理工大学 | Electromagnetic transient unloading test system and method |
| CN116198758A (en) * | 2023-05-06 | 2023-06-02 | 徐州厚安文化传媒有限公司 | Unmanned aerial vehicle fuselage levelling device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170620 |