CN220662892U - Unmanned aerial vehicle undercarriage device capable of buffering and damping - Google Patents
Unmanned aerial vehicle undercarriage device capable of buffering and damping Download PDFInfo
- Publication number
- CN220662892U CN220662892U CN202321786632.6U CN202321786632U CN220662892U CN 220662892 U CN220662892 U CN 220662892U CN 202321786632 U CN202321786632 U CN 202321786632U CN 220662892 U CN220662892 U CN 220662892U
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- 230000003139 buffering effect Effects 0.000 title abstract description 9
- 238000013016 damping Methods 0.000 title abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 5
- 230000000670 limiting effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 230000002829 reductive effect Effects 0.000 abstract description 4
- 239000000872 buffer Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 15
- 230000006378 damage Effects 0.000 description 7
- 230000035939 shock Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Vibration Dampers (AREA)
Abstract
The utility model discloses an unmanned aerial vehicle landing gear device capable of buffering and damping, which relates to the technical field of unmanned aerial vehicles and comprises a machine shell, wherein the outer wall of the machine shell is fixedly connected with four supporting arms, the surface of each supporting arm is fixedly connected with a motor, the output end of each motor is fixedly connected with a propeller, the outer wall of the machine shell is fixedly connected with a camera, the lower surface of the machine shell is provided with a supporting structure, the supporting structure comprises supporting legs, the arc surfaces of the supporting legs are fixedly connected with fixing rings, the two sides of each fixing ring are fixedly connected with torsion springs, and the unmanned aerial vehicle landing gear device capable of buffering and damping can buffer and damp the unmanned aerial vehicle in the landing process of the unmanned aerial vehicle through the supporting structure, so that the unmanned aerial vehicle is prevented from being damaged due to rapid falling of the unmanned aerial vehicle, the service life of the unmanned aerial vehicle is greatly prolonged, and the requirements of the unmanned aerial vehicle on the proficiency of an operator are reduced.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle landing gear device capable of buffering and damping.
Background
Unmanned aerial vehicle is unmanned aerial vehicle that utilizes radio remote control equipment and self-contained program control device to control, and along with scientific technology's development, unmanned aerial vehicle's kind is more and more, and it is widely used in fields such as take photo by plane, agriculture, plant protection, miniature selfie, express delivery transportation, disaster rescue.
Unmanned aerial vehicle takes photo by plane among the prior art mainly comprises fuselage, with the help of motor drive's screw and the camera that is used for gathering the image, when using unmanned aerial vehicle to take photo by plane, can utilize the power of screw to adjust the height and the position of camera, realizes the purpose of gathering the picture of target region fast.
With respect to the above and related art, the inventors believe that there are often the following drawbacks: when unmanned aerial vehicle lands, unmanned aerial vehicle needs slowly to descend and makes undercarriage and ground contact, but to unskilled operating personnel in actual operation process, makes unmanned aerial vehicle drop fast to lead to unmanned aerial vehicle's undercarriage and ground to take place violent collision, and unmanned aerial vehicle's other positions also damage because of inertia easily, thereby have improved unmanned aerial vehicle's the operation degree of difficulty.
For this reason, we propose an unmanned aerial vehicle landing gear device that can cushion shock attenuation.
Disclosure of Invention
The utility model aims to provide an unmanned aerial vehicle landing gear device capable of buffering and damping so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but shock attenuation unmanned aerial vehicle undercarriage device, includes the casing, the outer wall fixedly connected with four support arms of casing, the fixed surface of support arm has the motor, the output fixedly connected with screw of motor, the outer wall fixedly connected with camera of casing, the lower surface of casing is equipped with bearing structure, bearing structure includes the landing leg, the arc surface fixedly connected with solid fixed ring of landing leg, the equal fixedly connected with torsional spring in both sides of solid fixed ring, the arc surface at the landing leg is established to the torsional spring cover, the one end fixedly connected with swivel is kept away from to the torsional spring, swivel and landing leg rotate to be connected, the arc surface fixedly connected with touch the ground piece of swivel.
The components achieve the following effects: through setting up bearing structure, can carry out buffering shock attenuation to unmanned aerial vehicle at unmanned aerial vehicle descending's in-process, prevent that unmanned aerial vehicle from falling down fast and lead to unmanned aerial vehicle damage's condition to take place to unmanned aerial vehicle's life has been prolonged greatly, unmanned aerial vehicle's requirement to operator proficiency has been reduced.
Preferably, the arc surface fixedly connected with fixed block of landing leg, the surface sliding connection of fixed block has the lead screw, the arc surface threaded connection of lead screw has the nut, the surface rotation of nut is connected with the ring, the arc surface cover of lead screw has first spring, first spring both ends respectively with fixed block and ring fixed connection, the one end fixedly connected with friction ring of lead screw, friction ring and landing leg sliding connection.
The components achieve the following effects: at swivel pivoted in-process, the ring can remove to the direction that is close to the fixed block with the help of the pulling force of first spring, the nut can drive the lead screw with the help of the ring removal and remove, the lead screw removes can drive the friction ring and support at the surface of swivel, consequently the swivel can slide along the surface of friction ring, when the torsional spring drives the swivel with the help of self torsion reverse torsion, frictional force between swivel and the friction ring can delay the rotation rate of swivel to prevent that the swivel from reversing fast and leading to unmanned aerial vehicle to bounce again, lead to unmanned aerial vehicle to last to cause the condition emergence of secondary injury to unmanned aerial vehicle at ground bounce.
Preferably, the surface of the swivel is provided with a plurality of anti-skid grooves.
The components achieve the following effects: the anti-skid groove on the surface of the swivel can further increase the friction force on the surface of the swivel.
Preferably, the surface of support arm is equipped with protective structure, protective structure includes spacing frame, spacing frame and support arm fixed connection, the inner wall sliding connection of spacing frame has the rectangle piece, the fixed surface of rectangle piece is connected with the connecting rod, the one end fixedly connected with baffle ring of connecting rod.
The components achieve the following effects: through setting up protective structure, can prevent that unmanned aerial vehicle from taking place at the circumstances of flight in-process, screw striking other article to reach the effect to the life of screw protection, extension screw.
Preferably, the surface sliding connection of spacing frame has the plectrum, the fixed surface of plectrum is connected with the inserted bar, the inserted bar runs through the rectangle piece.
The components achieve the following effects: after the inserted link inserts the rectangle piece, the inserted link reaches the effect that prevents the rectangle piece and slide out from the inner wall of spacing frame to limit the baffle ring position.
Preferably, the surface of the shifting sheet is fixedly connected with a second spring, and the second spring is fixedly connected with the limiting frame.
The components achieve the following effects: the second spring achieves the function of automatically resetting the shifting piece and simultaneously preventing the inserting rod from being separated from the rectangular block.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the supporting structure, the unmanned aerial vehicle can be buffered and damped in the landing process of the unmanned aerial vehicle, and the unmanned aerial vehicle is prevented from being damaged due to rapid falling, so that the service life of the unmanned aerial vehicle is greatly prolonged, and the requirement of the unmanned aerial vehicle on the proficiency of an operator is reduced.
2. According to the utility model, through the arrangement of the protection structure, the condition that the propeller impacts other objects in the flight process of the unmanned aerial vehicle can be prevented, so that the effect of protecting the propeller and prolonging the service life of the propeller is achieved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of another angle of the present utility model;
FIG. 3 is a schematic view of a partial structure of the support structure of the present utility model;
FIG. 4 is a schematic view of the structure of the fixing ring of the present utility model;
FIG. 5 is a schematic view of the structure of the support arm of the present utility model;
fig. 6 is a schematic diagram of the disassembled structure of fig. 5 according to the present utility model.
In the figure: 1. a housing; 2. a support structure; 201. a support leg; 202. a fixing ring; 203. a torsion spring; 204. a swivel; 205. a ground contact sheet; 206. a fixed block; 207. a screw rod; 208. a nut; 209. a first spring; 210. a circular ring; 211. a friction ring; 212. an anti-skid groove; 3. a protective structure; 31. a limit frame; 32. rectangular blocks; 33. a connecting rod; 34. a baffle ring; 35. a pulling piece; 36. a rod; 37. a second spring; 4. a support arm; 5. a motor; 6. a propeller; 7. a camera is provided.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a but buffering shock attenuation unmanned aerial vehicle undercarriage device, includes casing 1, the outer wall fixedly connected with of casing 1 four support arms 4, the fixed surface of support arm 4 is connected with motor 5, the output fixedly connected with screw 6 of motor 5, the outer wall fixedly connected with camera 7 of casing 1, the lower surface of casing 1 is equipped with bearing structure 2, the surface of support arm 4 is equipped with protective structure 3.
The specific arrangement and function of the support structure 2 and the guard structure 3 will be described in detail below.
As shown in fig. 2, 3 and 4, the support structure 2 includes a supporting leg 201, an arc surface of the supporting leg 201 is fixedly connected with a fixing ring 202, two sides of the fixing ring 202 are fixedly connected with torsion springs 203, the torsion springs 203 are sleeved on the arc surface of the supporting leg 201, one end of the torsion springs 203, which is far away from the fixing ring 202, is fixedly connected with a rotating ring 204, the rotating ring 204 is rotationally connected with the supporting leg 201, and the arc surface of the rotating ring 204 is fixedly connected with a grounding plate 205. The arc surface fixedly connected with fixed block 206 of landing leg 201, the surface sliding connection of fixed block 206 has lead screw 207, the arc surface threaded connection of lead screw 207 has nut 208, the surface rotation of nut 208 is connected with ring 210, the arc surface cover of lead screw 207 has first spring 209, first spring 209 both ends respectively with fixed block 206 and ring 210 fixed connection, the one end fixedly connected with friction ring 211 of lead screw 207, friction ring 211 and landing leg 201 sliding connection, in the pivoted in-process of rotating ring 204, ring 210 can move to the direction that is close to fixed block 206 with the pulling force of first spring 209, nut 208 moves with the help of ring 210 and can drive lead screw 207 and remove, the lead screw 207 removes and can drive friction ring 211 and support at the surface of rotating ring 204, consequently, rotating ring 204 can follow the surface slip of friction ring 211, when torsional spring 203 drives rotating ring 204 reverse the moment with the torsion of self torsion, friction force between rotating ring 204 and the friction ring 211 can delay, thereby prevent that rotating ring 204 from reversing fast and leading to unmanned aerial vehicle to bounces again, lead to the unmanned aerial vehicle to the fact the unmanned aerial vehicle to take place at the secondary injury condition of the ground to the unmanned aerial vehicle continuously. The surface of the swivel 204 is provided with a plurality of anti-slip grooves 212, and the anti-slip grooves 212 on the surface of the swivel 204 can further increase the friction force on the surface of the swivel 204.
As shown in fig. 5 and 6, the protection structure 3 includes a limit frame 31, the limit frame 31 is fixedly connected with the support arm 4, the inner wall of the limit frame 31 is slidably connected with a rectangular block 32, the surface of the rectangular block 32 is fixedly connected with a connecting rod 33, and one end of the connecting rod 33 is fixedly connected with a baffle ring 34. The surface sliding connection of spacing frame 31 has plectrum 35, and the fixed surface of plectrum 35 is connected with inserted bar 36, and inserted bar 36 runs through rectangular piece 32, and after the inserted bar 36 inserted rectangular piece 32, inserted bar 36 reached the effect that prevents rectangular piece 32 from the inner wall roll-off of spacing frame 31 to limit the baffle 34 position. The surface of the poking piece 35 is fixedly connected with a second spring 37, the second spring 37 is fixedly connected with the limiting frame 31, and the second spring 37 achieves the effects of automatically resetting the poking piece 35 and simultaneously preventing the inserting rod 36 from being separated from the rectangular block 32.
Working principle: in the landing process of the unmanned aerial vehicle, the ground contact piece 205 is firstly contacted with the ground, the ground contact piece 205 drives the rotating ring 204 to rotate, the rotating ring 204 can twist the torsion spring 203, at the moment, the torsion spring 203 can buffer the rotating ring 204 by means of self torsion, so that the supporting leg 201 buffers the machine shell 1, the condition that the machine shell 1 and other parts are damaged due to rapid falling of the unmanned aerial vehicle is prevented, in the rotating process of the rotating ring 204, the ring 210 can move towards the direction close to the fixed block 206 by means of the tension of the first spring 209, the nut 208 can drive the screw rod 207 to move by means of the movement of the ring 210, the screw rod 207 can drive the friction ring 211 to abut against the surface of the rotating ring 204, the rotating ring 204 can slide along the surface of the friction ring 211, when the torsion spring 203 drives the rotating ring 204 to reversely twist by means of self torsion, the friction force between the rotating ring 204 and the friction ring 211 can delay the rotating speed of the rotating ring 204, thereby preventing the unmanned aerial vehicle from being sprung again due to the rapid reverse rotation of the swivel 204, causing the unmanned aerial vehicle to continuously bounce on the ground and causing secondary damage to the unmanned aerial vehicle, further realizing the shock absorption to the unmanned aerial vehicle, the anti-slip groove 212 on the surface of the swivel 204 can further increase the friction force on the surface of the swivel 204, when the friction force between the swivel 204 and the friction ring 211 needs to be regulated, the nut 208 is rotated, the nut 208 can move by virtue of threads, when the nut 208 moves in the direction away from the fixed block 206, the ring 210 can move by virtue of the nut 208 to stretch the first spring 209, at the moment, the elongation of the first spring 209 is increased, the tension of the first spring 209 to the ring 210 is also increased, thereby causing the friction force between the swivel 204 and the friction ring 211 to be increased, when the nut 208 moves in the opposite direction, the elongation of the first spring 209 is decreased, at the moment, the friction force between the swivel 204 and the friction ring 211 is decreased, therefore, the friction between the swivel 204 and the friction ring 211 can be adjusted according to the weight of the unmanned aerial vehicle, the unmanned aerial vehicle can be prevented from continuously bouncing under the condition of buffering the components such as the shell 1 of the unmanned aerial vehicle, the unmanned aerial vehicle can be buffered and damped in the landing process of the unmanned aerial vehicle through the supporting structure 2, the unmanned aerial vehicle is prevented from being quickly dropped, the damage of the unmanned aerial vehicle is prevented, the service life of the unmanned aerial vehicle is greatly prolonged, and the requirement of the unmanned aerial vehicle on the proficiency of an operator is reduced.
When unmanned aerial vehicle's screw 6 striking other article and damage need be prevented to unmanned aerial vehicle's in-process, sliding plectrum 35 along the surface of spacing frame 31, plectrum 35 slides and can extrude second spring 37, then insert in spacing frame 31 with rectangular piece 32, connecting rod 33 can make baffle ring 34 shelter from screw 6 with the help of rectangular piece 32 removal, baffle ring 34 can prevent that unmanned aerial vehicle from taking place at the circumstances of flight in-process, screw 6 striking other article, thereby reach the effect of protecting screw 6, the life of screw 6 is prolonged, later loosen plectrum 35, second spring 37 begins to extend this moment, plectrum 35 can drive insert rectangular piece 32 with the help of the tension of second spring 37, insert rod 36 reaches the effect that prevents rectangular piece 32 from the inner wall roll-off of spacing frame 31, thereby limit baffle ring 34 position, second spring 37 reaches and makes plectrum 35 automatic the reduction, simultaneously prevent that insert rod 36 and rectangular piece 32 from breaking away from the effect of contact, through setting up structure 3, can prevent that unmanned aerial vehicle from taking place in the course of flying, screw 6 from striking other article's effect, thereby the life of screw 6 reaches to protect screw 6.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Can cushion absorbing unmanned aerial vehicle undercarriage device, including casing (1), its characterized in that: the utility model provides a motor, including casing (1), outer wall fixedly connected with four support arms (4), the fixed surface of support arm (4) is connected with motor (5), the output fixedly connected with screw (6) of motor (5), the outer wall fixedly connected with camera (7) of casing (1), the lower surface of casing (1) is equipped with bearing structure (2), bearing structure (2) include landing leg (201), the arc surface fixedly connected with solid fixed ring (202) of landing leg (201), the equal fixedly connected with torsional spring (203) in both sides of solid fixed ring (202), the arc surface at landing leg (201) is established to torsional spring (203) cover, the one end fixedly connected with swivel (204) of solid fixed ring (202) is kept away from to torsional spring (203), swivel (204) and landing leg (201) swivelling joint, the arc surface fixedly connected with ground contact patch (205) of swivel (204).
2. The cushioned and damped unmanned aerial vehicle landing gear assembly of claim 1, wherein: the utility model discloses a support leg, including landing leg (201), arc surface fixedly connected with fixed block (206), the surface sliding connection of fixed block (206) has lead screw (207), the arc surface threaded connection of lead screw (207) has nut (208), the surface rotation of nut (208) is connected with ring (210), the arc surface cover of lead screw (207) has first spring (209), first spring (209) both ends respectively with fixed block (206) and ring (210) fixed connection, the one end fixedly connected with friction ring (211) of lead screw (207), friction ring (211) and landing leg (201) sliding connection.
3. The cushioned and damped unmanned aerial vehicle landing gear arrangement of claim 2, wherein: a plurality of anti-slip grooves (212) are formed in the surface of the swivel (204).
4. The cushioned and damped unmanned aerial vehicle landing gear assembly of claim 1, wherein: the surface of support arm (4) is equipped with protective structure (3), protective structure (3) are including spacing frame (31), spacing frame (31) and support arm (4) fixed connection, the inner wall sliding connection of spacing frame (31) has rectangle piece (32), the fixed surface of rectangle piece (32) is connected with connecting rod (33), the one end fixedly connected with baffle ring (34) of connecting rod (33).
5. The cushioned and damped unmanned aerial vehicle landing gear assembly of claim 4, wherein: the surface sliding connection of spacing frame (31) has plectrum (35), the fixed surface of plectrum (35) is connected with inserted bar (36), inserted bar (36) run through rectangle piece (32).
6. The cushioned and damped unmanned aerial vehicle landing gear assembly of claim 5, wherein: the surface of the poking piece (35) is fixedly connected with a second spring (37), and the second spring (37) is fixedly connected with the limiting frame (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321786632.6U CN220662892U (en) | 2023-07-10 | 2023-07-10 | Unmanned aerial vehicle undercarriage device capable of buffering and damping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321786632.6U CN220662892U (en) | 2023-07-10 | 2023-07-10 | Unmanned aerial vehicle undercarriage device capable of buffering and damping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220662892U true CN220662892U (en) | 2024-03-26 |
Family
ID=90353620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321786632.6U Active CN220662892U (en) | 2023-07-10 | 2023-07-10 | Unmanned aerial vehicle undercarriage device capable of buffering and damping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220662892U (en) |
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2023
- 2023-07-10 CN CN202321786632.6U patent/CN220662892U/en active Active
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