CN111619794A - Unmanned aerial vehicle buffering fender bracket that rises and falls - Google Patents
Unmanned aerial vehicle buffering fender bracket that rises and falls Download PDFInfo
- Publication number
- CN111619794A CN111619794A CN202010490184.XA CN202010490184A CN111619794A CN 111619794 A CN111619794 A CN 111619794A CN 202010490184 A CN202010490184 A CN 202010490184A CN 111619794 A CN111619794 A CN 111619794A
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- seat
- rod
- groove
- buffer
- adjusting
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- 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
-
- 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
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a landing buffering protection bracket for an unmanned aerial vehicle, which comprises a connecting seat, a cross rod, a linear buffering assembly and a rotating buffering assembly, wherein the connecting seat is fixed at the bottom of the unmanned aerial vehicle, and the connecting seat is connected with the cross rod in a manner of finely adjusting the angle; the cross rod is internally provided with a containing groove which is distributed along the length direction of the cross rod, and the containing groove is internally provided with an adjusting rod which can rotate 90 degrees; the bottom of the adjusting rod is fixed with a linear buffer assembly, and the bottom of the linear buffer assembly is symmetrically provided with two groups of rotating buffer assemblies; when unmanned aerial vehicle rises and falls, adjust the pole and rotate to vertical direction to linear buffering subassembly and rotation buffering subassembly can cushion and come from vertical power, and when unmanned aerial vehicle vacates, adjust the pole through rotate accomodate in the storage tank, so that linear buffering subassembly and rotation buffering subassembly can cushion and come from the impact of side, have ensured unmanned aerial vehicle's security more.
Description
Technical Field
The utility model belongs to the technical field of the unmanned aerial vehicle fender bracket, specifically an unmanned aerial vehicle buffering fender bracket that rises and falls.
Background
Along with the rapid development of unmanned aerial vehicle technique, unmanned aerial vehicle's application is also more and more extensive, and unmanned aerial vehicle realizes each item task through wireless remote control, divide into again in the aspect of the application civil and military use, for example: in the civil aspect, the security of the unmanned aerial vehicle, the power inspection of the unmanned aerial vehicle, the aerial photography of the unmanned aerial vehicle and the like exist, and in the military aspect, the reconnaissance aircraft, the detection of toxic gas and the like exist.
But unmanned aerial vehicle can produce great impact force when rising and falling, can lead to that unmanned aerial vehicle's inner structure is loose or the part is impaired, can shorten the life-span that unmanned aerial vehicle used in the past for a long time, consequently need the unmanned aerial vehicle fender bracket to cushion the protection, current unmanned aerial vehicle undercarriage adopts the rigid support mostly, can not play better buffering effect, in addition, this type of rigid support function singleness only can carry out simple buffering of rising and falling, in the unmanned aerial vehicle soaring period, the rigid support has just lost the effect, can't protect unmanned aerial vehicle all around.
Accordingly, those skilled in the art have provided a landing gear fender assembly for an unmanned aerial vehicle that addresses the problems set forth above in the background.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a landing buffering protection frame for an unmanned aerial vehicle comprises a connecting seat, a cross rod, a linear buffering assembly and a rotary buffering assembly, wherein the connecting seat is fixed at the bottom of the unmanned aerial vehicle, and the connecting seat is connected with the cross rod capable of finely adjusting the angle;
the cross rod is internally provided with a containing groove which is distributed along the length direction of the cross rod, and the containing groove is internally provided with an adjusting rod which can rotate 90 degrees;
the bottom of the adjusting rod is fixed with a linear buffer assembly, and the bottom of the linear buffer assembly is symmetrically provided with two groups of rotating buffer assemblies;
when the unmanned aerial vehicle rises and falls, the adjusting rod rotates to the vertical direction, so that the linear buffering assembly and the rotating buffering assembly can buffer the force from the vertical direction, and when the unmanned aerial vehicle is empty, the adjusting rod is accommodated in the accommodating groove through rotation, so that the linear buffering assembly and the rotating buffering assembly can buffer the impact force from the side surface.
Further, preferably, the rotating buffer component comprises a rotating adjusting seat, an outer buffer seat, an inner cylinder and an outer cylinder, wherein the outer cylinder is coaxially sleeved on the inner cylinder, a plurality of groups of elastic connecting pieces are connected between the outer cylinder and the inner cylinder, and the inner cylinder further extends outwards along the axial direction of the inner cylinder and extends out of the outer cylinder to be connected with the supporting rod;
a T-shaped column groove is formed in the rotation adjusting seat, and a circular through groove communicated with the T-shaped column groove is formed in the top of the rotation adjusting seat and used for being half-embedded into the outer barrel;
arc-shaped grooves are symmetrically formed in the outer circumference of the outer cylinder, friction plates corresponding to the arc-shaped grooves are symmetrically fixed at the opening of the circular through groove of the rotary adjusting seat, and the friction plates are arranged in the arc-shaped grooves in a sliding mode;
the bottom of the rotary adjusting seat is connected with an outer buffer seat by a support rod;
the inside of outer buffer seat has seted up the spout for sliding connection interior buffer seat, the middle part of outer buffer seat has still been seted up and has been stepped down logical groove, so that the middle part of interior buffer seat adopts the connecting rod to be connected with the urceolus.
Further, preferably, two sides of the inner buffer seat are connected with the sliding groove by adopting a return spring;
the T-shaped column groove of the rotary adjusting seat is filled with filling cotton;
the bottom of outer buffer seat is the arc, spout and interior buffer seat are the arc.
Further, preferably, the supporting rod is obliquely fixed on a mounting seat, and the mounting seat is fixed at the bottom of the linear buffering component.
Further, preferably, the linear buffer assembly comprises a buffer seat, an embedded seat and elastic cotton, wherein the cross section of the embedded seat is I-shaped and is arranged in a T-shaped groove of the buffer seat in a sliding manner, and a plurality of groups of buffer springs are connected between the top of the embedded seat and the T-shaped groove of the buffer seat;
the embedded seat is connected with the buffer seat through elastic cotton.
Further, preferably, a limiting rod is vertically fixed below the cross rod, when the adjusting rod rotates to a vertical state, the top of the buffer seat is just in contact with the limiting rod, and the length of the cross rod can enable the top of the buffer seat to be just in contact with the cross rod when the adjusting rod is accommodated in the accommodating groove;
a first positioning arc rod is fixed on the cross rod, and a second positioning arc rod is fixed on the limiting rod, so that the adjusting rod can be locked when the adjusting rod is in different states.
Further, as preferred, still be provided with locking Assembly in adjusting the pole, locking Assembly includes locking groove, motor two and locking dish 23, wherein, locking groove runs through to set up in adjusting the pole and with location arc pole one and location arc pole two phase correspondences, it is provided with locking dish still to rotate in adjusting the pole, the outer circumference quarter part of locking dish outwards forms the arch, is used for the chucking location arc pole one or location arc pole two, locking dish drives by fixing at the outside motor two of adjusting the pole and rotates.
Further, as preferred, the adjusting rod is rotatably arranged in the accommodating groove of the cross rod through a rotating shaft, and the adjusting rod is driven to rotate by a first motor fixed outside the cross rod.
Further, preferably, a limit groove is formed in the connecting seat, the cross rod is rotatably arranged in the limit groove, and the top of the cross rod is in contact with the top of the limit groove, so that the cross rod can only rotate along the counterclockwise direction;
one side of the limiting groove is provided with a mounting groove so as to form a stepped groove body with the limiting groove, and the top wall of the mounting groove is connected with the top of the cross rod through a spring.
Further, as the optimization, the top of the cross bar is also fixed with a limiting block.
Compared with the prior art, the invention has the beneficial effects that:
1. in the application, when the unmanned aerial vehicle rises and falls, the adjusting rod is in the vertical direction, so that the linear buffering assembly and the rotary buffering assembly can buffer the force from the vertical direction, and when the unmanned aerial vehicle is empty, the adjusting rod is accommodated in the accommodating groove through rotation, so that the linear buffering assembly and the rotary buffering assembly can buffer the collision force from the side surface, the utilization rate of the linear buffering assembly and the rotary buffering assembly is improved, and meanwhile, the safety of the unmanned aerial vehicle is further guaranteed; in addition, the adjusting rod is also provided with a locking assembly, the locking plate is driven to rotate by the motor II, the protruding part of the locking plate can be clamped with the first positioning arc rod or the second positioning arc rod, locking is achieved, and the adjusting rod, the linear buffering assembly and the rotating buffering assembly on the adjusting rod can be stably located in two position states.
2. Cushion through two sets of buffering subassemblies in this application, wherein rotate among the buffering subassembly, it adjusts the seat and rotates along the arc wall to drive to rotate through the bracing piece after outer buffer seat striking ground or object, and rotate and adjust the seat and can utilize the friction disc to slide along the arc wall, there is great kinetic friction power between friction disc and the arc wall, can cushion through sliding friction and unload power, buffer seat removes certain position after outside, it can drive interior buffer seat and remove, thereby make the urceolus rotate for the inner tube, it unloads power to further cushion.
Drawings
FIG. 1 is a schematic structural view of a landing bumper guard for an unmanned aerial vehicle;
FIG. 2 is a schematic structural view of an upper half of a landing bumper guard for an unmanned aerial vehicle;
FIG. 3 is a schematic view of a rotation buffering assembly in a landing buffering fender bracket of an unmanned aerial vehicle;
FIG. 4 is a partially enlarged schematic view of FIG. 3;
FIG. 5 is a schematic view of an alternative attitude of a landing gear fender assembly for an unmanned aerial vehicle;
in the figure: 1. an unmanned aerial vehicle; 2. a connecting seat; 3. a cross bar; 4. a limiting rod; 5. adjusting a rod; 6. a buffer seat; 7. an embedded seat; 8. elastic cotton; 9. a mounting seat; 10. rotating the buffer assembly; 11. a strut; 12. rotating the adjusting seat; 13. an outer cushion seat; 14. an inner cushion seat; 15. a limiting groove; 16. mounting grooves; 17. a limiting block; 18. a containing groove; 19. positioning a first arc rod; 20. a second positioning arc rod; 21. a first motor; 22. a second motor; 23. a locking disc; 24. an elastic connecting member; 25. a connecting rod; 26. a support bar; 27. a friction plate; 28. an inner barrel; 29. an outer cylinder; 30. a yielding through groove; 31. a chute; 32. an arc-shaped groove.
Detailed Description
Referring to fig. 1 to 5, in an embodiment of the present invention, an unmanned aerial vehicle landing buffering protection bracket includes a connecting seat 2, a cross bar 3, a linear buffering assembly, and a rotary buffering assembly, wherein the connecting seat 2 is fixed at the bottom of the unmanned aerial vehicle 1, and the cross bar 3 is connected to the connecting seat 2 for fine angle adjustment;
an accommodating groove 18 distributed along the length direction of the cross rod 3 is formed in the cross rod 3, and an adjusting rod 5 capable of rotating 90 degrees is arranged in the accommodating groove 18;
the bottom of the adjusting rod 5 is fixed with a linear buffer assembly, and the bottom of the linear buffer assembly is symmetrically provided with two groups of rotating buffer assemblies;
when unmanned aerial vehicle 1 rises and falls, adjust pole 5 and rotate to vertical direction to linear buffering subassembly and rotation buffering subassembly can cushion and come from vertical power, and when unmanned aerial vehicle vacates, adjust pole 5 through rotate accomodate in storage tank 18, so that linear buffering subassembly and rotation buffering subassembly can cushion the impact that comes from the side, when having improved linear buffering subassembly and rotation buffering subassembly's utilization ratio, have ensured unmanned aerial vehicle's security more.
In this embodiment, as shown in fig. 3-4, the rotating buffering assembly 10 includes a rotating adjusting seat 12, an outer buffering seat 13, an inner buffering seat 14, an inner cylinder 28 and an outer cylinder 29, wherein the outer cylinder 29 is coaxially sleeved on the inner cylinder 28, and a plurality of sets of elastic connecting pieces 24 are connected between the outer cylinder 29 and the inner cylinder 28, that is, the outer cylinder can rotate relative to the inner cylinder to buffer and unload force, and the inner cylinder 28 further extends outward along its axial direction and extends out of the outer cylinder 29 to connect with the strut 11;
a T-shaped column groove is formed in the rotation adjusting seat 12, and a circular through groove communicated with the T-shaped column groove is formed in the top of the rotation adjusting seat 12 and is used for being half-embedded into the outer cylinder 29;
arc-shaped grooves 32 are symmetrically formed in the outer circumference of the outer cylinder 29, friction plates 27 corresponding to the arc-shaped grooves 32 are symmetrically fixed to the circular through groove opening of the rotary adjusting seat 12, the friction plates 27 are slidably arranged in the arc-shaped grooves 32, the rotary adjusting seat 12 can slide along the arc-shaped grooves 32 by means of the friction plates 27, large dynamic friction force exists between the friction plates 27 and the arc-shaped grooves, and buffering and force unloading can be achieved through sliding friction;
the bottom of the rotary adjusting seat 12 is connected with an outer buffer seat 13 by a support rod 26;
the spout has been seted up to the inside of outer buffer seat 13, is used for sliding connection interior buffer seat 14, logical groove 30 has still been seted up to stepping down at the middle part of outer buffer seat 13, so that the middle part of interior buffer seat 14 adopts connecting rod 25 to be connected with urceolus 29, when concrete implementation, drives through bracing piece 26 after outer buffer seat 13 striking ground or object and rotates regulation seat 12 along arc wall 32 and rotate to carry out preliminary buffering and unload the power, buffer seat 13 removes certain position after outside, and it can drive interior buffer seat 14 and remove, thereby makes the urceolus rotate for the inner tube, carries out further buffering and unloads the power.
As a preferred embodiment, two sides of the inner buffer seat 14 are connected with the sliding groove 31 by adopting a return spring, so that the outer buffer seat 13 can be restored after buffering and unloading force;
in order to improve the stability of the outer cylinder and the rotary adjusting seat, the T-shaped column groove of the rotary adjusting seat 12 is filled with filling cotton;
the bottom of outer cushion socket 13 is the arc, spout 31 and interior cushion socket 14 are the arc.
In a preferred embodiment, the supporting rod 11 is fixed on the mounting seat 9 in an inclined manner, and the mounting seat 9 is fixed at the bottom of the linear damping assembly.
In this embodiment, as shown in fig. 1, the linear buffer assembly includes a buffer seat 6, an embedded seat 7 and an elastic cotton 8, wherein the cross section of the embedded seat 7 is i-shaped, the embedded seat is slidably disposed in a T-shaped groove of the buffer seat 6, and a plurality of groups of buffer springs are connected between the top of the embedded seat 7 and the T-shaped groove of the buffer seat 6;
the embedded seat 7 is connected with the buffer seat 6 through elastic cotton 8.
In this embodiment, as shown in fig. 1-2, a limiting rod 4 is vertically fixed below the cross rod 3, and when the adjusting rod 5 rotates to a vertical state, the top of the buffer seat 6 just contacts with the limiting rod 4, so that the force on part of the adjusting rod 5 is shared by the limiting rod 4 during buffering, and the length of the cross rod 3 enables that when the adjusting rod 5 is accommodated in the accommodating groove, the top of the buffer seat 6 just contacts with the cross rod 3, so that the force on part of the adjusting rod 5 is shared by the cross rod 3 during buffering;
a first positioning arc rod 19 is fixed on the cross rod 3, and a second positioning arc rod 20 is fixed on the limiting rod 4, so that the adjusting rod 5 can be locked when the adjusting rod 5 is in different states.
In this embodiment, as shown in fig. 1-2, a locking assembly is further disposed in the adjusting rod 5, the locking assembly includes a locking groove, a second motor 22 and a locking disc 23, wherein the locking groove is penetratingly formed in the adjusting rod 5 and corresponds to the first positioning arc rod 19 and the second positioning arc rod 20, the locking disc 23 is further rotatably disposed in the adjusting rod 5, a protrusion is outwardly formed at one quarter of the outer circumference of the locking disc 23 and used for clamping the first positioning arc rod or the second positioning arc rod, the locking disc 23 is driven to rotate by the second motor 22 fixed to the outside of the adjusting rod 5, and when the locking disc 23 is driven to rotate by the second motor 22, the first positioning arc rod or the second positioning arc rod can be clamped by the protrusion of the locking disc 23, so that locking is achieved.
In this embodiment, the adjusting rod 5 is rotatably disposed in the accommodating groove 18 of the cross rod 3 by using a rotating shaft, and the adjusting rod 5 is driven to rotate by a motor 21 fixed outside the cross rod 3.
In this embodiment, a limiting groove 15 is formed in the connecting seat 2, the cross bar 13 is rotatably disposed in the limiting groove 15, and the top of the cross bar 13 contacts with the top of the limiting groove 15, so that the cross bar 13 can only rotate counterclockwise;
one side of the limiting groove 15 is provided with a mounting groove 16 so as to form a stepped groove body together with the limiting groove 15, and the top wall of the mounting groove 16 is connected with the top of the cross rod 3 by a spring.
In this embodiment, a stopper 17 is further fixed to the top of the cross bar 3.
The working principle is as follows: when the unmanned aerial vehicle 1 rises and falls, the first motor drives the adjusting rod 5 to rotate to the vertical direction, so that the linear buffering component and the rotary buffering component can buffer the force from the vertical direction, when the unmanned aerial vehicle is empty, the first motor drives the adjusting rod 5 to be accommodated in the accommodating groove 18, so that the linear buffering component and the rotary buffering component can buffer the collision force from the side surface, the utilization rate of the linear buffering component and the rotary buffering component is improved, meanwhile, the safety of the unmanned aerial vehicle is ensured, in addition, the adjusting rod is also provided with a locking component, a locking disc is driven to rotate by the second motor, the protruding part of the locking disc can be clamped with the first positioning arc rod or the second positioning arc rod, the locking is realized, so that the linear buffering component and the rotary buffering component on the adjusting rod can be stably positioned in two position states, and when the buffering is carried out, outer buffering seat striking ground or object are followed through the bracing piece drive and are rotated the regulation seat and rotate along the arc wall, and rotate and adjust the seat and can utilize the friction disc to slide along the arc wall, there is great kinetic friction power between friction disc and the arc wall, can cushion through sliding friction and unload power, buffer seat removes certain position back outside, it can drive interior buffering seat and remove, thereby make the urceolus rotate for the inner tube, cushion and unload power, and utilize linear buffering subassembly can also further cushion and unload power.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent substitutions or changes according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides an unmanned aerial vehicle buffering fender bracket that rises and falls, its characterized in that includes connecting seat, horizontal pole, linear buffering subassembly and rotates buffering subassembly: the connecting seat is fixed at the bottom of the unmanned aerial vehicle, and a cross rod is connected with the connecting seat, and the angle of the connecting seat can be finely adjusted;
the cross rod is internally provided with a containing groove which is distributed along the length direction of the cross rod, and the containing groove is internally provided with an adjusting rod which can rotate 90 degrees;
the bottom of the adjusting rod is fixed with a linear buffer assembly, and the bottom of the linear buffer assembly is symmetrically provided with two groups of rotating buffer assemblies;
when the unmanned aerial vehicle rises and falls, the adjusting rod rotates to the vertical direction, so that the linear buffering assembly and the rotating buffering assembly can buffer the force from the vertical direction, and when the unmanned aerial vehicle is empty, the adjusting rod is accommodated in the accommodating groove through rotation, so that the linear buffering assembly and the rotating buffering assembly can buffer the impact force from the side surface.
2. The landing bumper guard of claim 1, wherein: the rotary buffering component comprises a rotary adjusting seat, an outer buffering seat, an inner barrel and an outer barrel, wherein the outer barrel is coaxially sleeved on the inner barrel, a plurality of groups of elastic connecting pieces are connected between the outer barrel and the inner barrel, and the inner barrel further extends outwards along the axial direction of the inner barrel and extends out of the outer barrel to be connected with a supporting rod;
a T-shaped column groove is formed in the rotation adjusting seat, and a circular through groove communicated with the T-shaped column groove is formed in the top of the rotation adjusting seat and used for being half-embedded into the outer barrel;
arc-shaped grooves are symmetrically formed in the outer circumference of the outer cylinder, friction plates corresponding to the arc-shaped grooves are symmetrically fixed at the opening of the circular through groove of the rotary adjusting seat, and the friction plates are arranged in the arc-shaped grooves in a sliding mode;
the bottom of the rotary adjusting seat is connected with an outer buffer seat by a support rod;
the inside of outer buffer seat has seted up the spout for sliding connection interior buffer seat, the middle part of outer buffer seat has still been seted up and has been stepped down logical groove, so that the middle part of interior buffer seat adopts the connecting rod to be connected with the urceolus.
3. An unmanned aerial vehicle landing and landing bumper guard according to claim 2, wherein: two sides of the inner buffer seat are connected with the sliding groove by adopting a return spring;
the T-shaped column groove of the rotary adjusting seat is filled with filling cotton;
the bottom of outer buffer seat is the arc, spout and interior buffer seat are the arc.
4. An unmanned aerial vehicle landing and landing bumper guard according to claim 2, wherein: the supporting rod is obliquely fixed on the mounting seat, and the mounting seat is fixed at the bottom of the linear buffering assembly.
5. The landing bumper guard of claim 1, wherein: the linear buffer assembly comprises a buffer seat, an embedded seat and elastic cotton, wherein the cross section of the embedded seat is I-shaped and is arranged in a T-shaped groove of the buffer seat in a sliding manner, and a plurality of groups of buffer springs are connected between the top of the embedded seat and the T-shaped groove of the buffer seat;
the embedded seat is connected with the buffer seat through elastic cotton.
6. An unmanned aerial vehicle landing and landing bumper guard according to claim 5, wherein: a limiting rod is vertically fixed below the cross rod, when the adjusting rod rotates to a vertical state, the top of the buffer seat is just in contact with the limiting rod, and the length of the cross rod can enable the top of the buffer seat to be just in contact with the cross rod when the adjusting rod is accommodated in the accommodating groove;
a first positioning arc rod is fixed on the cross rod, and a second positioning arc rod is fixed on the limiting rod, so that the adjusting rod can be locked when the adjusting rod is in different states.
7. The landing bumper guard of claim 6, wherein: still be provided with locking Assembly in adjusting the pole, locking Assembly includes locking groove, motor two and locking dish 23, wherein, locking groove runs through set up in adjusting the pole and with location arc pole one with location arc pole two phase correspondences, it is provided with the locking dish still to rotate in adjusting the pole, the outside formation arch of outer circumference quarter part of locking dish is used for the chucking location arc pole one or location arc pole two, the locking dish is driven by fixing at the outside motor two of adjusting the pole and is rotated.
8. The landing bumper guard of claim 1, wherein: the adjusting rod is rotatably arranged in the accommodating groove of the cross rod through a rotating shaft, and the adjusting rod is driven to rotate by a first motor fixed outside the cross rod.
9. The landing bumper guard of claim 1, wherein: a limiting groove is formed in the connecting seat, the cross rod is rotatably arranged in the limiting groove, and the top of the cross rod is in contact with the top of the limiting groove, so that the cross rod can only rotate along the anticlockwise direction;
one side of the limiting groove is provided with a mounting groove so as to form a stepped groove body with the limiting groove, and the top wall of the mounting groove is connected with the top of the cross rod through a spring.
10. The landing bumper guard of claim 9, wherein: and the top of the cross rod is also fixed with a limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010490184.XA CN111619794B (en) | 2020-06-02 | 2020-06-02 | Unmanned aerial vehicle buffering fender bracket that rises and falls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010490184.XA CN111619794B (en) | 2020-06-02 | 2020-06-02 | Unmanned aerial vehicle buffering fender bracket that rises and falls |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111619794A true CN111619794A (en) | 2020-09-04 |
| CN111619794B CN111619794B (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010490184.XA Active CN111619794B (en) | 2020-06-02 | 2020-06-02 | Unmanned aerial vehicle buffering fender bracket that rises and falls |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2483881A (en) * | 2010-09-22 | 2012-03-28 | Thomas Irps | A dual-function landing gear and rotor protector for a UAV |
| CN106828889A (en) * | 2017-01-19 | 2017-06-13 | 福州大学 | Unmanned plane protection device and its method of work |
| CN206900640U (en) * | 2017-07-03 | 2018-01-19 | 宜昌兴邦无人机科技有限公司 | A kind of wing protection mechanism of plant protection unmanned plane |
| CN207683773U (en) * | 2017-11-22 | 2018-08-03 | 四川省地质工程勘察院 | A kind of Anti-bumping protection type unmanned plane |
| CN109018318A (en) * | 2018-10-10 | 2018-12-18 | 桂林航天工业学院 | Lightweight unmanned plane damping take-off and landing device |
-
2020
- 2020-06-02 CN CN202010490184.XA patent/CN111619794B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2483881A (en) * | 2010-09-22 | 2012-03-28 | Thomas Irps | A dual-function landing gear and rotor protector for a UAV |
| CN106828889A (en) * | 2017-01-19 | 2017-06-13 | 福州大学 | Unmanned plane protection device and its method of work |
| CN206900640U (en) * | 2017-07-03 | 2018-01-19 | 宜昌兴邦无人机科技有限公司 | A kind of wing protection mechanism of plant protection unmanned plane |
| CN207683773U (en) * | 2017-11-22 | 2018-08-03 | 四川省地质工程勘察院 | A kind of Anti-bumping protection type unmanned plane |
| CN109018318A (en) * | 2018-10-10 | 2018-12-18 | 桂林航天工业学院 | Lightweight unmanned plane damping take-off and landing device |
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|---|---|
| CN111619794B (en) | 2021-08-10 |
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