CN215043759U - Anticollision unmanned aerial vehicle that takes photo by plane - Google Patents
Anticollision unmanned aerial vehicle that takes photo by plane Download PDFInfo
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- CN215043759U CN215043759U CN202120931827.XU CN202120931827U CN215043759U CN 215043759 U CN215043759 U CN 215043759U CN 202120931827 U CN202120931827 U CN 202120931827U CN 215043759 U CN215043759 U CN 215043759U
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Abstract
The utility model discloses an anti-collision aerial photography unmanned aerial vehicle, which comprises a main body, and a wing rod and a spiral wing which are uniformly arranged around the main body along the circumferential direction, wherein the end part of the wing rod, which is far away from the main body, is coaxially and slidably provided with an elastic buffer frame, the two sides of the elastic buffer frame are respectively and rotatably provided with an arc-shaped anti-collision rod, and one end of the elastic buffer frame, which is far away from the wing rod, is provided with a laser distance sensor; an ejection device is arranged between the connecting end of the arc-shaped anti-collision rod and the side surface of the elastic buffer frame, a locking device is further arranged on the side surface of the elastic buffer frame, and the free end of the arc-shaped anti-collision rod is arranged corresponding to the locking end of the locking device; the utility model discloses have and pack up protector when unmanned aerial vehicle flies and reduce the flight windage, launch protector when unmanned aerial vehicle collides and effectively protect unmanned aerial vehicle's beneficial effect.
Description
Technical Field
The utility model belongs to the technical field of unmanned aerial vehicle buffer stop, concretely relates to anticollision unmanned aerial vehicle that takes photo by plane.
Background
Along with the development of science and technology, the aerial photography gradually moves towards miniaturization, lightweight, unmanned development, and unmanned aerial vehicle is exactly one of the unmanned aerial vehicle device that is very commonly used at present. Unmanned aerial vehicle has advantages such as small, light in weight, the control of being convenient for. But because unmanned aerial vehicle's volume restriction, traditional unmanned aerial vehicle lacks collision protective structure, in case unmanned aerial vehicle collides with the barrier, will cause unmanned aerial vehicle's serious damage. Although some unmanned aerial vehicles of current have been equipped with anticollision structures such as anticollision ring, anticollision fence, anticollision ring, anticollision fence are itself bulky great, at unmanned aerial vehicle normal flight in-process greatly increased windage area, and then make unmanned aerial vehicle receive bigger windage and air resistance, are unfavorable for unmanned aerial vehicle's quick flight.
Consequently, lack the protection to traditional unmanned aerial vehicle when the collision, the great defect of protector windage area when normal flight, the utility model discloses an anticollision unmanned aerial vehicle of taking photo by plane.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an anti-collision aerial photography unmanned aerial vehicle, which is provided with a protective device when the unmanned aerial vehicle flies normally, so that the flying wind resistance of the unmanned aerial vehicle is effectively reduced; expand protector when unmanned aerial vehicle bumps, effectively bump protection to unmanned aerial vehicle.
The utility model discloses a following technical scheme realizes:
an anti-collision aerial photography unmanned aerial vehicle comprises a main body, wing rods and spiral wings, wherein the wing rods and the spiral wings are uniformly arranged around the main body along the circumferential direction, the end part, far away from the main body, of each wing rod is coaxially and slidably provided with an elastic buffer frame, arc-shaped anti-collision rods are respectively rotatably arranged on two sides of each elastic buffer frame, and one end, far away from each wing rod, of each elastic buffer frame is provided with a laser distance sensor; an elastic opening device is arranged between the connecting end of the arc-shaped anti-collision rod and the side face of the elastic buffering frame, a locking device is further arranged on the side face of the elastic buffering frame, and the free end of the arc-shaped anti-collision rod corresponds to the locking end of the locking device.
The arc-shaped anti-collision rods on the two sides of the end part of the elastic buffer frame are normally in a folded state close to the elastic buffer frame, and the free ends of the arc-shaped anti-collision rods are locked by the locking device, so that the arc-shaped anti-collision rods are folded on one side of the elastic buffer frame in parallel, and the wind resistance area of the unmanned aerial vehicle during flying is further effectively reduced; when unmanned aerial vehicle is close the barrier and come too late to avoid, the setting detects that unmanned aerial vehicle is close the barrier at the laser distance sensor of elastic buffer frame tip, laser distance sensor send signal to the inside controller of fuselage main part this moment, controller send signal to locking device, and then control locking device is to the free end unblock of arc crash bar, arc crash bar expands towards the direction of keeping away from elastic buffer frame side under the spring action of bullet opening device this moment, and lie in the arc crash bar of elastic buffer frame both sides and include spiral wing and fuselage main part after expanding, and then effectively protect spiral wing and fuselage main part receive direct impact, cause spiral wing and fuselage main part to damage when effectively avoiding the unmanned aerial vehicle collision.
The laser distance sensor is DPE-10-500; the controller is of the model STM32F030C6T6 TR; that is, the laser distance sensor and the controller are all commercially available products, and therefore, the detailed structure and the operation principle thereof are not described herein again.
In order to better realize the utility model discloses, furtherly, the free end that corresponds arc crash bar on the side of elastic buffer frame is provided with the locking groove, be provided with locking device on the inner wall of locking groove, the locking end that the free end of arc crash bar corresponds locking device is provided with the hasp.
When the arc-shaped anti-collision rod needs to be folded, the arc-shaped anti-collision rod is rotated through external force, so that the arc-shaped anti-collision rod rotates towards the direction close to the side face of the elastic buffer frame. Until the lock catch on the free end of the arc-shaped anti-collision rod extends into the locking groove on the side surface of the elastic buffer frame and is clamped and locked with the locking end of the locking device, so that the arc-shaped anti-collision rod is folded. When unmanned aerial vehicle is close the barrier and is about to bump, laser distance sensor sends signal to the inside controller of fuselage main part, and the controller controls locking device and carries out the unblock to the hasp, and arc crash bar can be rotated towards the direction of keeping away from the elastic buffer frame side under the drive of bullet opening device this moment and expand, and then realizes the protection to screw and fuselage main part.
In order to better realize the utility model, furthermore, the locking device comprises a locking arc-shaped head, a reset spring and an unlocking electromagnet; the hasp that corresponds on the free end of arc crash bar on the inner wall of locking groove slides and is provided with the locking arc head, be provided with reset spring between the inner wall of locking arc head and locking groove, the one end that the hasp was kept away from to the locking arc head is provided with the magnetic head, the inside correspondence magnetic head of locking groove is provided with the unblock electro-magnet.
In order to better realize the utility model discloses, furtherly, the bullet is opened the device and is included installation pivot, bullet open the torsional spring, the both sides that the tip of wing pole was kept away from to the springiness cushioning frame are provided with the installation pivot respectively, the installation pivot is rotated with the link of arc crash bar and is connected, it is equipped with the bullet open the torsional spring still to overlap between the link of arc crash bar and the installation pivot.
For better realization the utility model discloses, furtherly, the both sides that the tip of wing pole was kept away from to the elastic buffer frame are provided with the mounting groove respectively, it is provided with the installation pivot to rotate in the mounting groove, the mounting groove opening part still is provided with the arc stopper.
In order to better realize the utility model discloses, furtherly, the tip that fuselage main part was kept away from to the wing pole is provided with connecting sleeve, connecting sleeve's inside is provided with buffer spring, elastic buffer frame's one end and connecting sleeve sliding connection and with buffer spring's one end contact.
In order to better realize the utility model discloses, furtherly, the outside of arc crash bar is provided with the cushion.
For better realization the utility model discloses, further, the bottom of fuselage main part is provided with buffering support.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) the utility model discloses a wing rod tip that sets up around fuselage main part slides and sets up the elastic buffer frame, and set up the arc crash bar in the both sides of the free end of elastic buffer frame, when unmanned aerial vehicle normally flies, lock the free end of arc crash bar through the locking device of elastic buffer frame both sides, make the arc crash bar of both sides in the state of drawing in parallel with the elastic buffer frame side, and then effectively reduce the windage area when unmanned aerial vehicle normally flies, effectively reduce the air resistance that unmanned aerial vehicle received when flying;
(2) the utility model discloses a set up laser distance sensor at the tip of elastic buffer frame, when laser distance sensor detected the barrier, control locking device promptly and unblock the free end of arc crash bar, arc crash bar rotated towards the direction of keeping away from the elastic buffer frame side under the effect of bullet opening device and expanded and constitute anticollision fence this moment, and then effectively collide the protection to spiral wing and fuselage main part when unmanned aerial vehicle bumps;
(3) the utility model discloses a tip at the wing pole sets up the connecting sleeve to at the inside buffer spring that sets up of connecting sleeve, the one end of elastic buffer frame stretch into the connecting sleeve and with the buffer spring contact, when unmanned aerial vehicle collided, the elastic buffer frame slided and then compressed buffer spring along the connecting sleeve, effectively offset the impact through buffer spring's deformation, and then cooperation arc crash bar realizes the effective protection to screw and fuselage main part.
Drawings
FIG. 1 is a schematic view of the arc-shaped protection rod in an unfolded state;
FIG. 2 is a schematic view of the arc-shaped protection rod in a folded state;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic view of the locking device;
fig. 5 is a schematic structural view of the pop-up device.
Wherein: 1-a fuselage body; 2-wing rods; 3-spiral wing; 4-an elastic buffer frame; 5-arc bumper bar; 6-springing open the device; 7-a locking device; 61-installing a rotating shaft; 62-springing open the torsion spring; 71-locking the arc-shaped head; 72-a return spring; 73-unlocking the electromagnet; 01-buffer spring.
Detailed Description
Example 1:
the anti-collision aerial photography unmanned aerial vehicle comprises a main body 1, wing rods 2 and spiral wings 3, wherein the wing rods 2 and the spiral wings 3 are uniformly arranged around the main body 1 along the circumferential direction, the end parts, far away from the main body 1, of the wing rods 2 are coaxially and slidably provided with elastic buffer frames 4, two sides of each elastic buffer frame 4 are respectively and rotatably provided with arc-shaped anti-collision rods 5, and one ends, far away from the wing rods 2, of the elastic buffer frames 4 are provided with laser distance sensors; an ejection device 6 is arranged between the connecting end of the arc-shaped anti-collision rod 5 and the side face of the elastic buffer frame 4, a locking device 7 is further arranged on the side face of the elastic buffer frame 4, and the free end of the arc-shaped anti-collision rod 5 corresponds to the locking end of the locking device 7.
A plurality of wing rods 2 are uniformly arranged on the periphery of the machine body main body 1 along the circumferential direction, an elastic buffer frame 4 is arranged on one end, far away from the machine body main body 1, of each wing rod 2 in a sliding mode, and spiral wings 3 are arranged at the top of the elastic buffer frame 4. One end of the elastic buffer frame 4 far away from the machine body main body 1 is a free end, two sides of the free end of the elastic buffer frame 4 are respectively rotatably provided with an arc-shaped anti-collision rod 5, an elastic opening device 6 used for unfolding the arc-shaped anti-collision rod 5 towards the direction far away from the elastic buffer frame 4 is arranged between the arc-shaped anti-collision rod 5 and the free end of the elastic buffer frame 4, meanwhile, a locking device 7 is arranged on the side face of the elastic buffer frame 4 corresponding to the free end of the arc-shaped anti-collision rod 5, and the locking device 7 is connected with a controller inside the machine body main body 1.
Under the normal flight state, the arc crash bars 5 at the two sides of the elastic buffer frame 4 are in a furled state parallel to the side surfaces of the elastic buffer frame 4, at the moment, the free ends of the arc crash bars 5 are locked by the locking devices 7 on the side surfaces of the elastic buffer frame 4, and at the moment, the elastic opening devices 6 cannot unfold the arc crash bars 5. And then effectively reduce the volume of unmanned aerial vehicle normal flight in-process, the windage area of the unmanned aerial vehicle flight that significantly reduces for the windage that receives when unmanned aerial vehicle flies is littleer.
When unmanned aerial vehicle is close the barrier and will collide, the setting detects the barrier and sends the signal to the inside controller of fuselage main part 1 at the laser distance sensor of 4 tip of elastic buffer frame, the controller and then sends signal to locking device 7 and control locking device 7 unblock the free end of arc crash bar 5, then arc crash bar 5 can be rotated towards the direction of keeping away from 4 sides of elastic buffer frame under the drive of bullet opening device 6 and expand, and then 5 surround spiral wing 3 and fuselage main part 1 inside through the arc crash bar that expands, and then effectively protect spiral wing 3 and fuselage main part 1 when unmanned aerial vehicle bumps.
Example 2:
this embodiment is further optimized on the basis of embodiment 1, as shown in fig. 1, fig. 2 and fig. 4, the free end of the elastic buffer frame 4 corresponding to the arc crash bar 5 is provided with a locking groove, the inner wall of the locking groove is provided with a locking device 7, and the free end of the arc crash bar 5 corresponding to the locking end of the locking device 7 is provided with a lock catch.
When the arc crash bar 5 is in a furled state, the lock catch on the free end of the arc crash bar 5 extends to the inside of the locking groove and is clamped with the locking end of the locking device 7, so that the arc crash bar 5 is fixed, and at the moment, the arc crash bar 5 cannot be unfolded by the springing-out device 6.
When unmanned aerial vehicle collided, the controller inside fuselage main part 1 sent signal to locking device 7 for locking device 7's locking end loosens the hasp, and arc crash bar 5 was expanded under the drive of pop-up device 6 and is carried out the collision protection this moment.
Other parts of this embodiment are the same as embodiment 1, and thus are not described again.
Example 3:
the present embodiment is further optimized on the basis of the above embodiment 1 or 2, and as shown in fig. 4, the locking device 7 includes a locking arc head 71, a return spring 72, and an unlocking electromagnet 73; the hasp that corresponds on the free end of arc crash bar 5 on the inner wall of locking groove slides and is provided with locking arc head 71, be provided with reset spring 72 between locking arc head 71 and the inner wall of locking groove, the one end that the hasp was kept away from to locking arc head 71 is provided with the magnetic head, the inside of locking groove corresponds the magnetic head and is provided with unblock electro-magnet 73.
Be provided with the mounting hole on the inner wall of locking groove, the blind end of mounting hole is provided with unblock electro-magnet 73, still be provided with reset spring 72 in the mounting hole, the opening part of mounting hole is provided with locking arc head 71, the one end of locking arc head 71 extend to the inside of mounting hole and with the pore wall sliding connection of mounting hole, and locking arc head 71 extends to one of mounting hole inside and serves and be provided with the spliced pole, the spliced pole passes reset spring 72's centre bore and extends to unblock electro-magnet 73 one side, and the tip of spliced pole corresponds unblock electro-magnet 73 and is provided with the magnetic head.
When unmanned aerial vehicle normally flies, unblock electro-magnet 73 is in the outage state, the magnetic force effect of unblock electro-magnet 73 is not received to the magnetic head of connecting rod tip this moment, make reset spring 72 not compressed, reset spring 72 pushes away locking arc head 71 to the outside of mounting hole through self elasticity, make locking arc head 71 and the draw-in groove block on the hasp on the arc crash bar 5 free end, and then realize the locking to arc crash bar 5, make arc crash bar 5 present the folded state.
When unmanned aerial vehicle is about to take place the striking, laser distance sensor sends signal to the inside controller of fuselage main part 1, and controller control unblock electro-magnet 73 circular telegram, and unblock electro-magnet 73 attracts the magnetic head this moment, and then drives the inside slip of locking arc head 71 towards the mounting hole, realizes the unblock to arc crash bar 5 until locking arc head 71 and hasp separation, and arc crash bar 5 expandes under the effect of flick device 6 this moment.
The rest of this embodiment is the same as embodiment 1 or 2, and therefore, the description thereof is omitted.
Example 4:
this embodiment is further optimized on the basis of any one of the above embodiments 1-3, as shown in fig. 5, the flick device 6 includes an installation rotating shaft 61 and a flick torsion spring 62, the two sides of the end portion of the elastic buffering frame 4 away from the wing rod 2 are respectively provided with the installation rotating shaft 61, the installation rotating shaft 61 is rotatably connected with the connecting end of the arc-shaped anti-collision rod 5, and the flick torsion spring 62 is further sleeved between the connecting end of the arc-shaped anti-collision rod 5 and the installation rotating shaft 61.
The spring-open torsion spring 62 is sleeved on the mounting rotating shaft 61, and the connecting end of the arc-shaped anti-collision rod 5 is sleeved on the outer side of the spring-open torsion spring 62. When the arc-shaped anti-collision rod 5 is in the folded state, the spring-open torsion spring 62 is in the torsional state, but the spring-open torsion spring 62 cannot drive the arc-shaped anti-collision rod 5 to rotate due to the locking of the locking device 7 on the free end of the arc-shaped anti-collision rod 5.
When unmanned aerial vehicle bumps, locking device 7 is to the free end unblock back of arc crash bar 5, and the spring 62 that pops open this moment resets and rotates, and then drives arc crash bar 5 and expand towards the direction of keeping away from elastic buffer frame 4 side and bump protection.
Other parts of this embodiment are the same as any of embodiments 1 to 3, and thus are not described again.
Example 5:
this embodiment is further optimized on the basis of any one of above-mentioned embodiments 1-4, the both sides that the tip of elastic buffer frame 4 is far away from wing pole 2 are provided with the mounting groove respectively, it is provided with installation pivot 61 to rotate in the mounting groove, the mounting groove opening part still is provided with arc stopper.
Be provided with the mounting hole on the top lateral wall of mounting groove and the bottom lateral wall and supply installation pivot 61 to rotate the installation, be provided with the arc stopper simultaneously at the opening part of mounting groove, when arc crash bar 5 expandes, carry on spacingly to the extreme position that arc crash bar 5 expanded through the arc stopper.
Other parts of this embodiment are the same as any of embodiments 1 to 4, and thus are not described again.
Example 6:
the present embodiment is further optimized based on any one of the above embodiments 1 to 5, as shown in fig. 3, a connection sleeve is disposed at an end of the wing rod 2 away from the main body 1, a buffer spring 01 is disposed inside the connection sleeve, and one end of the elastic buffer frame 4 is slidably connected to the connection sleeve and contacts with one end of the buffer spring 01.
When unmanned aerial vehicle bumps, not only can bump the protection through the arc crash bar 5 that expandes, elastic buffer frame 4 receives the striking simultaneously and can slide towards the direction that is close to fuselage main part 1, and then makes the inside buffer spring 01 compression of connecting sleeve, effectively offsets the impact through buffer spring 01's deformation, realizes the collision buffering. Through the compression of buffer spring 01 and the protection of arc crash bar 5, further promote unmanned aerial vehicle's anticollision protection effect.
Other parts of this embodiment are the same as any of embodiments 1 to 5, and thus are not described again.
Example 7:
the embodiment is further optimized on the basis of any one of the embodiments 1 to 6, and the outer side of the arc-shaped impact-proof rod 5 is provided with the buffer air cushion which deforms when being impacted, so that the impact is effectively buffered, and the arc-shaped impact-proof rod 5 is protected.
Furthermore, the buffer air cushion can also be arranged into a buffer structure such as a rubber cushion, a buffer foam layer and the like.
Other parts of this embodiment are the same as any of embodiments 1 to 6, and thus are not described again.
Example 8:
this embodiment is further optimized on the basis of any one of above-mentioned embodiment 1-7, the bottom of fuselage main part 1 is provided with the buffering support, when unmanned aerial vehicle descends, receives the impact force on ground when descending to unmanned aerial vehicle through the buffering support and cushions, supports unmanned aerial vehicle simultaneously.
Other parts of this embodiment are the same as any of embodiments 1 to 7, and thus are not described again.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (8)
1. An anti-collision aerial photography unmanned aerial vehicle comprises a main body (1), wing rods (2) uniformly arranged around the main body (1) along the circumferential direction, and spiral wings (3) arranged at the tops of the wing rods (2), and is characterized in that the end parts, far away from the main body (1), of the wing rods (2) are coaxially and slidably provided with elastic buffer frames (4), two sides of each elastic buffer frame (4) are respectively and rotatably provided with arc-shaped anti-collision rods (5), and one ends, far away from the wing rods (2), of the elastic buffer frames (4) are provided with laser distance sensors; an elastic opening device (6) is arranged between the connecting end of the arc-shaped anti-collision rod (5) and the side face of the elastic buffering frame (4), a locking device (7) is further arranged on the side face of the elastic buffering frame (4), and the free end of the arc-shaped anti-collision rod (5) corresponds to the locking end of the locking device (7).
2. The anti-collision aerial photography unmanned aerial vehicle according to claim 1, wherein the side face of the elastic buffer frame (4) is provided with a locking groove corresponding to the free end of the arc-shaped anti-collision rod (5), the inner wall of the locking groove is provided with a locking device (7), and the free end of the arc-shaped anti-collision rod (5) is provided with a lock catch corresponding to the locking end of the locking device (7).
3. The unmanned aerial vehicle of claim 2, wherein the locking device (7) comprises a locking arc head (71), a return spring (72), and an unlocking electromagnet (73); the hasp that corresponds on the free end of arc crash bar (5) on the inner wall of locking groove slides and is provided with locking arc head (71), be provided with reset spring (72) between locking arc head (71) and the inner wall of locking groove, the one end that the hasp was kept away from in locking arc head (71) is provided with the magnetic head, the inside correspondence magnetic head of locking groove is provided with unblock electro-magnet (73).
4. The anti-collision aerial photography unmanned aerial vehicle according to claim 1, wherein the bouncing device (6) comprises an installation rotating shaft (61) and a bouncing torsion spring (62), the two sides of the end part of the elastic buffer frame (4) far away from the wing rod (2) are respectively provided with the installation rotating shaft (61), the installation rotating shaft (61) is rotatably connected with the connecting end of the arc-shaped anti-collision rod (5), and the bouncing torsion spring (62) is further sleeved between the connecting end of the arc-shaped anti-collision rod (5) and the installation rotating shaft (61).
5. The anti-collision aerial photography unmanned aerial vehicle according to claim 4, wherein mounting grooves are respectively formed in two sides of the end portion, away from the wing rod (2), of the elastic buffer frame (4), mounting rotating shafts (61) are rotatably arranged in the mounting grooves, and arc-shaped limiting blocks are further arranged at openings of the mounting grooves.
6. The unmanned aerial vehicle that takes photo by plane of anticollision of any one of claims 1-5, characterized in that, the end of wing pole (2) far away from fuselage main part (1) is provided with the connecting sleeve, the inside of connecting sleeve is provided with buffer spring (01), the one end of elasticity buffer bracket (4) with connecting sleeve sliding connection and with the one end contact of buffer spring (01).
7. The unmanned aerial vehicle of claim 1-5, wherein the arc-shaped bumper bar (5) is provided with a buffer air cushion on the outer side.
8. The unmanned aerial vehicle that takes photo by plane of anticollision according to any one of claims 1-5, characterized in that, the bottom of fuselage main part (1) is provided with buffering support.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120931827.XU CN215043759U (en) | 2021-04-30 | 2021-04-30 | Anticollision unmanned aerial vehicle that takes photo by plane |
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| CN202120931827.XU CN215043759U (en) | 2021-04-30 | 2021-04-30 | Anticollision unmanned aerial vehicle that takes photo by plane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115489727A (en) * | 2022-09-27 | 2022-12-20 | 江苏信息职业技术学院 | Four rotor unmanned aerial vehicle of anticollision |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115489727A (en) * | 2022-09-27 | 2022-12-20 | 江苏信息职业技术学院 | Four rotor unmanned aerial vehicle of anticollision |
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