CN220096673U - Unmanned aerial vehicle anticollision protection device - Google Patents

Abstract

The utility model provides an unmanned aerial vehicle anti-collision protection device, which comprises an unmanned aerial vehicle body, wherein a horn is arranged at four corners of the unmanned aerial vehicle body, a propeller is arranged at the outer end of the horn, an anti-collision mechanism which protects the periphery of the propeller and has a guiding function is arranged at a driving shaft at the bottom of the propeller of the horn, the anti-collision mechanism wraps a connecting plate and an anti-collision wheel, the anti-collision mechanism is in sliding connection with a moving groove through the connecting rod and a sliding ball, when the sliding ball enables the anti-collision wheel to be in contact with an obstacle in the moving groove, the anti-collision wheel can tilt by a certain angle and can also rotate and guide along a vertical shaft, and meanwhile, the anti-collision wheel of the anti-collision mechanism can slide up and down along the moving groove and can rotate horizontally and obliquely along the vertical shaft and move vertically relative to the prior art, so that anti-collision and guiding effects on the uneven obstacle are achieved, the probability of losing balance of the unmanned aerial vehicle tilting is reduced, and balanced flying use is maintained.

Description

Unmanned aerial vehicle anticollision protection device

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle anti-collision protection device.

Background

Man-machine mainly comprises organism and a plurality of rotor, and current unmanned aerial vehicle does not do crashproof safeguard measure, therefore when flying outside indoor, especially in the comparatively complicated forest of environment or city, the improper operation can cause the rotor to collide with the object in the environment, and various branches or fallen leaves probably cause the interference to the rotor in the forest simultaneously to cause the damage to the rotor, lead to out of control or the condition of falling, bring inconvenience for the user.

Patent CN214296490U proposes an unmanned aerial vehicle anticollision protection device, arc equidistance through a plurality of anticollision subassemblies sets up, the scope that protection device occupied has been increased, do benefit to the protection effect that improves protection device, simultaneously, the deflector roll not only can play the effect of collision buffering, prevent unmanned aerial vehicle direct and collision thing contact, the roll installation of deflector roll also can play the effect of direction, direct straight collision of unmanned aerial vehicle to the side guide is avoided, thereby the dynamics when having reduced unmanned aerial vehicle collision has improved the protection effect to unmanned aerial vehicle, and can carry out corresponding regulation to it according to actual service conditions, in order to improve its suitability.

The technical scheme disclosed in the above patent document contacts with the obstacle through the guide roller, can take place relative slip with the obstacle when playing the anticollision effect, then make things convenient for unmanned aerial vehicle's removal, but in actual flight, in the woods, can exist more branches and leaves, the guide roller in the scheme technique can only be directed against the obstacle of horizontal direction, and to some rugged trees or other obstacles, the guide roller is when sliding rather than the contact, causes unmanned aerial vehicle slope easily, loses the balance, leads to unmanned aerial vehicle's damage that drops more easily.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the unmanned aerial vehicle anti-collision protection device to solve the problems in the background art, and the anti-collision protection device is novel in structure, and the anti-collision wheel of the anti-collision mechanism can horizontally and obliquely rotate along the vertical axis and vertically move, so that the effects of anti-collision and guiding on uneven obstacles are overcome, the probability of unbalanced inclination of the unmanned aerial vehicle is reduced, and balanced flying use is maintained.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides an unmanned aerial vehicle anticollision protection device, includes the unmanned aerial vehicle fuselage, the horn is installed to unmanned aerial vehicle fuselage four corners department, and the horn outer end installs the screw, the screw bottom drive shaft department of horn is equipped with around the screw protection and has the anticollision institution of guiding effect, anticollision institution parcel link board and crashproof wheel, link board movable mounting in screw bottom drive shaft, and crashproof wheel installs in even board outer end, the rotation of level or slope can be done to crashproof wheel.

Further, anticollision institution still includes the clamp, fixed cup joint the clamp in the driving shaft of horn screw bottom, the clamp outside is equipped with the arc board, the both sides meshing grafting that arc board one end was kept away from to the clamp has adjusting screw, and adjusting screw passes through the bearing and rotates with the arc board to be connected.

Further, the connecting plate is rotationally connected to the outer surface of the arc plate through a rotating shaft, and three groups of connecting plates are mounted on the outer surface of the arc plate.

Furthermore, the nut seat is rotatably arranged on the surface of the middle part of the connecting plate through a bearing, fixing screws are inserted into the nut seats of adjacent connecting plates in a meshed mode, and the three groups of connecting plates are fixed in angle through the fixing screws arranged up and down.

Further, the vertical shaft is rotatably installed at the outer end of the connecting plate through the bearing, the movable groove is formed in the vertical shaft, the sliding ball is clamped in the movable groove in a sliding mode, the connecting rods are fixed at the two ends of the sliding ball through the movable groove, and the inner wall of the anti-collision wheel is fixed with the connecting rods.

Furthermore, a reset spring is fixed at the top of the connecting plate corresponding to the two connecting rods, and the other end of the reset spring is fixed with the connecting rods.

Further, an isolation net is fixed at the top of the connecting plate.

The utility model has the beneficial effects that: the utility model relates to an unmanned aerial vehicle anti-collision protection device, which comprises an unmanned aerial vehicle body; a horn; an anti-collision mechanism; a clamp; an arc plate; an adjusting screw; a connecting plate; an anti-collision wheel; a set screw; a moving groove; a sliding ball; a return spring; a connecting rod; a vertical axis; an isolation net;

1. this unmanned aerial vehicle anticollision protection device shelters from barrier around the screw through the barrier net, for example leaf etc. prevents to roll into in the flabellum of screw, and the angle modulation of barrier net cooperation link plate wraps up in the outside of screw all the time.

2. This unmanned aerial vehicle anticollision protection device passes through connecting rod and slide ball and movable groove sliding connection, and the slide ball makes crashproof wheel and barrier contact when movable groove is inside, can incline certain angle, also can rotate the direction along the vertical axis, also can slide from top to bottom along movable groove simultaneously, adjusts by oneself to the unsmooth barrier of difference.

3. This unmanned aerial vehicle anticollision protection device passes through pivoted nut seat and set screw, and three even boards can form the fixed of angle.

4. This unmanned aerial vehicle anticollision protection device for prior art, anticollision wheel of anticollision mechanism can be along the vertical axis do the rotation of level, slope and the removal of vertical direction, and then the effect that the uneven barrier of reply crashes and leads reduces unmanned aerial vehicle slope and lose balanced probability, keeps balanced flight to use.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an unmanned aerial vehicle anti-collision protection device according to the present utility model;

FIG. 2 is a schematic diagram illustrating the connection between an anti-collision mechanism and a horn of an anti-collision protection apparatus for an unmanned aerial vehicle according to the present utility model;

FIG. 3 is a schematic view of an anti-collision mechanism of an anti-collision protection apparatus for an unmanned aerial vehicle according to the present utility model;

FIG. 4 is a schematic view of a collision avoidance mechanism of an unmanned aerial vehicle collision avoidance device according to a second embodiment of the present utility model;

in the figure: 1. an unmanned aerial vehicle body; 2. a horn; 3. an anti-collision mechanism; 31. a clamp; 32. an arc plate; 33. an adjusting screw; 34. a connecting plate; 35. an anti-collision wheel; 36. a set screw; 37. a moving groove; 38. a sliding ball; 39. a return spring; 310. a connecting rod; 311. a vertical axis; 4. an isolation net.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an unmanned aerial vehicle anticollision protection device, includes unmanned aerial vehicle fuselage 1, unmanned aerial vehicle fuselage 1 four corners department installs horn 2, and the horn 2 outer end installs the screw, the screw bottom drive shaft department of horn 2 is equipped with around the screw protection and has the anticollision institution 3 of guiding action, anticollision institution 3 parcel link plate 34 and crashproof wheel 35, link plate 34 movable mounting is in screw bottom drive shaft, and crashproof wheel 35 installs at link plate 34 outer end, crashproof wheel 35 can be the rotation of level or slope, during the use device, installs anticollision institution 3 in the drive shaft of the screw bottom of unmanned aerial vehicle horn 2, through crashproof wheel 35 and the contact of barrier, avoid the screw collision damage simultaneously, lead to unmanned aerial vehicle, make it break away from the barrier fast.

In this embodiment, anticollision institution 3 still includes clamp 31, fixed cup joint clamp 31 in the driving shaft of horn 2 screw bottom, the clamp 31 outside is equipped with arc board 32, the both sides meshing of arc board 32 one end is kept away from to clamp 31 is pegged graft and is had adjusting screw 33, and adjusting screw 33 rotates through the bearing with arc board 32 to be connected, link board 34 rotates through the pivot and connects at arc board 32 surface, and arc board 32 surface installs three altogether, install the nut seat through the bearing rotation on the middle part surface of link board 34, adjacent link board 34 nut seat inside meshing is pegged graft and is had fixed screw 36, and three sets of link board 34 is fixed angle through the fixed screw 36 that sets up from top to bottom, and link board 34 is installed on arc board 32, and arc board 32 is connected with clamp 31 through adjusting screw 33, adjusts the stretch out distance of link board 34 and crashproof wheel 35, adjusts to different environment, and three link board 34 form the fixed of angle through pivoted nut seat and fixed screw 36.

In this embodiment, the outer end of the connecting plate 34 is rotatably provided with the vertical shaft 311 through a bearing, the vertical shaft 311 is internally provided with the moving groove 37, the moving groove 37 is internally provided with the sliding ball 38 in a sliding manner, two ends of the sliding ball 38 penetrate out of the moving groove 37 to be fixed with the connecting rod 310, the inner wall of the anti-collision wheel 35 is fixed with the connecting rod 310, the top of the connecting plate 34 is fixed with the reset spring 39 corresponding to the positions of the two connecting rods 310, the other end of the reset spring 39 is fixed with the connecting rod 310, the center of the anti-collision wheel 35 is provided with a larger hollow, the anti-collision wheel 35 can rotate and tilt, the sliding ball 38 can tilt by a certain angle when the anti-collision wheel 35 contacts with an obstacle in the moving groove 37, can also rotate and guide along the vertical shaft 311, and can also slide up and down along the moving groove 37, the positions of the connecting rod 310 are automatically adjusted according to different concave-convex obstacles, and the positions of the connecting rod 310 are reset through the reset spring 39, and the horizontal positions are maintained.

In this embodiment, the top of the connecting plate 34 is fixed with the isolation net 4, and the isolation net 4 is used for shielding the surrounding obstacles of the propeller, such as leaves, so as to prevent the obstacle from being rolled into the blades of the propeller, and the isolation net 4 is matched with the angle adjustment of the connecting plate 34 to always wrap the outside of the propeller.

When the device is used, the connecting plate 34 is arranged on the arc plate 32, the arc plate 32 is connected with the clamp 31 through the adjusting screw 33, the extending distance between the connecting plate 34 and the anti-collision wheel 35 is adjusted through the adjusting screw 33, the three connecting plates 34 are fixed in an angle through the rotating nut seat and the fixing screw 36 aiming at different environments, the center of the anti-collision wheel 35 is provided with a large hollow part, the anti-collision wheel 35 can rotate and incline, the connecting rod 310 and the sliding ball 38 are in sliding connection with the moving groove 37, the sliding ball 38 can incline for a certain angle when the anti-collision wheel 35 is in contact with an obstacle in the moving groove 37, can also rotate and guide along the vertical shaft 311, can slide up and down along the moving groove 37 at the same time, and can be adjusted automatically aiming at different concave-convex obstacles, so that the unmanned aerial vehicle is guided when the collision damage of the screw is avoided, and the unmanned aerial vehicle is enabled to be quickly separated from the obstacle.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The utility model provides an unmanned aerial vehicle anticollision protection device, includes unmanned aerial vehicle fuselage (1), its characterized in that: the unmanned aerial vehicle fuselage (1) four corners department installs horn (2), and the screw is installed to horn (2) outer end, the screw bottom drive shaft department of horn (2) is equipped with around the screw protection and has crashproof mechanism (3) of guiding action, crashproof mechanism (3) parcel links board (34) and crashproof wheel (35), link board (34) movable mounting in screw bottom drive shaft, and crashproof wheel (35) are installed in even board (34) outer end, crashproof wheel (35) can be the rotation of level or slope.

2. The unmanned aerial vehicle collision avoidance device of claim 1, wherein: the anti-collision mechanism (3) further comprises a clamp (31), the clamp (31) is fixedly sleeved on a driving shaft at the bottom of the propeller of the horn (2), an arc plate (32) is arranged on the outer side of the clamp (31), adjusting screws (33) are inserted into two sides of one end, away from the arc plate (32), of the clamp (31) in a meshed mode, and the adjusting screws (33) are connected with the arc plate (32) in a rotating mode through bearings.

3. The unmanned aerial vehicle collision avoidance device of claim 2, wherein: the connecting plate (34) is rotatably connected to the outer surface of the arc plate (32) through a rotating shaft, and three groups of connecting plates are mounted on the outer surface of the arc plate (32).

4. A drone collision avoidance device as claimed in claim 3, characterised in that: the middle surface of the connecting plate (34) is rotatably provided with a nut seat through a bearing, fixing screws (36) are inserted into the nut seats of adjacent connecting plates (34) in a meshed mode, and three groups of connecting plates (34) are fixed in angle through the fixing screws (36) arranged up and down.

5. The unmanned aerial vehicle collision avoidance device of claim 4 wherein: the outer end of the connecting plate (34) is rotatably provided with a vertical shaft (311) through a bearing, a movable groove (37) is formed in the vertical shaft (311), a sliding ball (38) is clamped in the movable groove (37) in a sliding manner, two ends of the sliding ball (38) penetrate out of the movable groove (37) to be fixed with a connecting rod (310), and the inner wall of the anti-collision wheel (35) is fixed with the connecting rod (310).

6. The unmanned aerial vehicle collision avoidance device of claim 5, wherein: and the top of the connecting plate (34) is fixedly provided with a return spring (39) corresponding to the positions of the two connecting rods (310), and the other end of the return spring (39) is fixed with the connecting rods (310).

7. The unmanned aerial vehicle collision avoidance device of claim 1, wherein: the top of the connecting plate (34) is fixed with an isolation net (4).