CN213832136U

CN213832136U - Anticollision mechanism for unmanned aerial vehicle

Info

Publication number: CN213832136U
Application number: CN202022372518.1U
Authority: CN
Inventors: 李飞; 王法景
Original assignee: Yangling Vocational and Technical College
Current assignee: Yangling Vocational and Technical College
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-30
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses an anticollision institution for unmanned aerial vehicle relates to unmanned air vehicle technical field, including unmanned aerial vehicle body, anticollision ring and crashproof landing leg, the outer wall of anticollision ring is provided with the recess, and the inner wall bilateral symmetry fixedly connected with connecting rod of anticollision ring, the inside fixed mounting of recess has the air cushion, the top of anticollision ring runs through there is the trachea, the fixed orifices has been seted up to the upside of anticollision landing leg, the bilateral symmetry of unmanned aerial vehicle body bottom is provided with the mounting groove. The utility model discloses in, use through the cooperation between anti-collision ring, crashproof landing leg, trachea, recess and the air cushion, can cushion the collision of horizontal direction, can cushion the collision of vertical direction again to increase the security when unmanned aerial vehicle flies and descends, and use through the cooperation between mounting groove, fixed orifices, shifting chute, dead lever, spout, slider, cross axle and the spring, make things convenient for the installation and the dismantlement of crashproof landing leg, so that overhaul the unmanned aerial vehicle body.

Description

Anticollision mechanism for unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is an anticollision institution for unmanned aerial vehicle.

Background

Drones tend to be more suitable for tasks that are too "fool, dirty, or dangerous" than are manned aircraft. Unmanned aerial vehicles can be classified into military and civil applications according to the application field. For military use, unmanned aerial vehicles are divided into reconnaissance aircraft and target drone; in the civil aspect, the unmanned aerial vehicle + the industry application is really just needed by the unmanned aerial vehicle; at present, the unmanned aerial vehicle is applied to the fields of aerial photography, agriculture, plant protection, miniature self-timer, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news reporting, power inspection, disaster relief, film and television shooting, romantic manufacturing and the like, the application of the unmanned aerial vehicle is greatly expanded, and developed countries actively expand industrial application and develop unmanned aerial vehicle technology.

But when civilian unmanned aerial vehicle used, unmanned aerial vehicle often can receive external unstable factor and bump at the flight in-process, and the collision can lead to influencing unmanned aerial vehicle's normal use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anticollision institution for unmanned aerial vehicle to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an anticollision institution for unmanned aerial vehicle, includes unmanned aerial vehicle body, anticollision ring and crashproof landing leg, the outer wall of anticollision ring is provided with the recess, and the inner wall bilateral symmetry fixedly connected with connecting rod of anticollision ring, the inside fixed mounting of recess has the air cushion, the trachea has been run through at the top of anticollision ring, the fixed orifices has been seted up to the upside of crashproof landing leg, the bilateral symmetry of unmanned aerial vehicle body bottom is provided with the mounting groove, and the bilateral symmetry of unmanned aerial vehicle body is provided with the shifting chute, the inside of shifting chute is provided with the dead lever, and the top inner wall of shifting chute is provided with the spout, the top fixedly connected with slider of dead lever, the inside of spout is provided with the cross axle, the cross axle cover is equipped with the spring.

As a further aspect of the present invention: the outer wall fixedly connected with four wings of unmanned aerial vehicle body, every the equal fixed mounting in top of wing has the screw.

As a further aspect of the present invention: the unmanned aerial vehicle body is in the inside of anticollision ring, anticollision ring and unmanned aerial vehicle body looks adaptation, the one end and the unmanned aerial vehicle body fixed connection of anticollision ring are kept away from to the connecting rod.

As a further aspect of the present invention: the lower end of the air pipe is located inside the groove, the lower end of the air pipe is communicated with the inside of the air cushion, the air cushion is in an annular shape and is matched with the groove, and the outer edge of the air cushion is located outside the groove.

As a further aspect of the present invention: the utility model discloses a fixing device for anti-collision landing leg, including dead lever, mounting groove, dead lever and fixed orifices, the top of anti-collision landing leg is in the inside of mounting groove, and anti-collision landing leg and mounting groove looks adaptation, shifting chute and mounting groove intercommunication, the dead lever passes through sliding connection with the shifting chute, the one end of dead lever is in the outside of shifting chute, and the other end of dead lever is in the inside of mounting groove and passes the fixed orifices, dead lever and fixed orifices looks adaptation, the slider is in the inside of spout, and slider and spout pass through sliding connection, the both ends of cross axle respectively with the both sides inner wall fixed connection of spout, and the cross axle runs through in the slider, the slider passes through clearance fit with the cross axle and is connected, and the slider passes through spring coupling with one side inner wall of spout.

As a further aspect of the present invention: the anti-collision ring and the anti-collision supporting legs are all members made of engineering plastics.

Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation use between anticollision ring, crashproof landing leg, trachea, recess and the air cushion, can cushion the collision of horizontal direction, can cushion the collision of vertical direction again to increase the security when unmanned aerial vehicle flies and descends, and use through the cooperation between mounting groove, fixed orifices, shifting chute, dead lever, spout, slider, cross axle and the spring, make things convenient for the installation and the dismantlement of crashproof landing leg, so that overhaul the unmanned aerial vehicle body.

Drawings

Fig. 1 is a schematic structural diagram of a collision avoidance mechanism for an unmanned aerial vehicle.

Fig. 2 is a partial sectional view of a front view of a crash prevention mechanism for an unmanned aerial vehicle.

Fig. 3 is an enlarged structural schematic diagram of a collision avoidance mechanism for an unmanned aerial vehicle.

The labels in the figure are: 1. an unmanned aerial vehicle body; 2. an anti-collision ring; 3. anti-collision supporting legs; 4. an airfoil; 5. a propeller; 6. an air tube; 7. a connecting rod; 8. a groove; 9. an air cushion; 10. mounting grooves; 11. a fixing hole; 12. a moving groove; 13. fixing the rod; 14. a chute; 15. a slider; 16. a horizontal axis; 17. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in the embodiment of the present invention, an anti-collision mechanism for an unmanned aerial vehicle comprises an unmanned aerial vehicle body 1, an anti-collision ring 2 and anti-collision legs 3, four wings 4 are fixedly connected to an outer wall of the unmanned aerial vehicle body 1, a propeller 5 is fixedly mounted on a top portion of each wing 4, the anti-collision ring 2 and the anti-collision legs 3 are both members made of engineering plastics, a groove 8 is formed in an outer wall of the anti-collision ring 2, connecting rods 7 are symmetrically and fixedly connected to both sides of an inner wall of the anti-collision ring 2, the unmanned aerial vehicle body 1 is located inside the anti-collision ring 2, the anti-collision ring 2 is adapted to the unmanned aerial vehicle body 1, one end of the connecting rod 7 away from the anti-collision ring 2 is fixedly connected to the unmanned aerial vehicle body 1, an air cushion 9 is fixedly mounted inside the groove 8, an air pipe 6 penetrates through a top portion of the anti-collision ring 2, a lower end of the air pipe 6 is located inside the groove 8, and a lower end of the air pipe 6 is communicated with an inside of the air cushion 9, the air cushion 9 is annular, the air cushion 9 is matched with the groove 8, the outer edge of the air cushion 9 is positioned outside the groove 8, the upper side of the anti-collision supporting leg 3 is provided with a fixed hole 11, two sides of the bottom of the unmanned aerial vehicle body 1 are symmetrically provided with mounting grooves 10, two sides of the unmanned aerial vehicle body 1 are symmetrically provided with moving grooves 12, the inside of the moving groove 12 is provided with a fixed rod 13, the inner wall of the top of the moving groove 12 is provided with a sliding groove 14, the top of the fixed rod 13 is fixedly connected with a sliding block 15, the inside of the sliding groove 14 is provided with a transverse shaft 16, the transverse shaft 16 is sleeved with a spring 17, the top of the anti-collision supporting leg 3 is positioned inside the mounting groove 10, the anti-collision supporting leg 3 is matched with the mounting groove 10, the moving groove 12 is communicated with the mounting groove 10, the fixed rod 13 is connected with the moving groove 12 in a sliding manner, one end of the fixed rod 13 is positioned outside the moving groove 12, and the other end of the fixed rod 13 is positioned inside the mounting groove 10 and passes through the fixed hole 11, the fixing rod 13 is matched with the fixing hole 11, the sliding block 15 is located inside the sliding groove 14, the sliding block 15 is connected with the sliding groove 14 in a sliding mode, two ends of the transverse shaft 16 are fixedly connected with inner walls of two sides of the sliding groove 14 respectively, the transverse shaft 16 penetrates through the sliding block 15, the sliding block 15 is connected with the transverse shaft 16 in a clearance fit mode, and the sliding block 15 is connected with the inner wall of one side of the sliding groove 14 through the spring 17.

The utility model discloses a theory of operation is: in the using process, a user firstly inflates the air cushion 9 through the air pipe 6 to enable the air cushion 9 to be full, when the unmanned aerial vehicle collides in the horizontal direction in the air in the flying process, firstly, the collision point can be contacted with the air cushion 9, the function of buffering the impact force is achieved through the air filled in the air cushion 9, the horizontal impact influence caused in the operation process of the unmanned aerial vehicle is reduced, and when the unmanned aerial vehicle lands, the vertical impact influence caused when the unmanned aerial vehicle lands is reduced through the anti-collision supporting legs 3 made of engineering plastic materials; and exert a power of keeping away from shifting chute 12 direction to dead lever 13, dead lever 13 removes to the outside of shifting chute 12 behind slider 15 extrusion spring 17, shifts out until dead lever 13 from the inside of fixed orifices 11, removes the limiting displacement to anticollision landing leg 3, has dismantled anticollision landing leg 3 promptly, has increased the installation and has dismantled the convenience of anticollision landing leg 3 to overhaul this unmanned aerial vehicle.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an anticollision institution for unmanned aerial vehicle, includes unmanned aerial vehicle body (1), anticollision ring (2) and crashproof landing leg (3), its characterized in that: the outer wall of the anti-collision ring (2) is provided with a groove (8), two sides of the inner wall of the anti-collision ring (2) are symmetrically and fixedly connected with connecting rods (7), an air cushion (9) is fixedly arranged in the groove (8), an air pipe (6) penetrates through the top of the anti-collision ring (2), the upper side of the anti-collision supporting leg (3) is provided with a fixing hole (11), the two sides of the bottom of the unmanned aerial vehicle body (1) are symmetrically provided with mounting grooves (10), and the two sides of the unmanned aerial vehicle body (1) are symmetrically provided with moving grooves (12), the inner parts of the moving grooves (12) are provided with fixed rods (13), a sliding groove (14) is arranged on the inner wall of the top of the movable groove (12), a sliding block (15) is fixedly connected with the top of the fixed rod (13), a transverse shaft (16) is arranged inside the sliding groove (14), and a spring (17) is sleeved on the transverse shaft (16).

2. The anticollision mechanism for unmanned aerial vehicle according to claim 1, characterized in that: the outer wall fixedly connected with four wings (4) of unmanned aerial vehicle body (1), every the equal fixed mounting in top of wing (4) has screw (5).

3. The anticollision mechanism for unmanned aerial vehicle according to claim 1, characterized in that: unmanned aerial vehicle body (1) is in the inside of anticollision ring (2), anticollision ring (2) and unmanned aerial vehicle body (1) looks adaptation, the one end and unmanned aerial vehicle body (1) fixed connection of anticollision ring (2) are kept away from in connecting rod (7).

4. The anticollision mechanism for unmanned aerial vehicle according to claim 1, characterized in that: the lower end of the air pipe (6) is located inside the groove (8), the lower end of the air pipe (6) is communicated with the inside of the air cushion (9), the air cushion (9) is annular, the air cushion (9) is matched with the groove (8), and the outer edge of the air cushion (9) is located outside the groove (8).

5. The anticollision mechanism for unmanned aerial vehicle according to claim 1, characterized in that: the top of the anti-collision supporting leg (3) is located in the mounting groove (10), the anti-collision supporting leg (3) is matched with the mounting groove (10), the moving groove (12) is communicated with the mounting groove (10), the fixing rod (13) is connected with the moving groove (12) in a sliding mode, one end of the fixing rod (13) is located outside the moving groove (12), the other end of the fixing rod (13) is located in the mounting groove (10) and penetrates through the fixing hole (11), the fixing rod (13) is matched with the fixing hole (11), the sliding block (15) is located inside the sliding groove (14), the sliding block (15) is connected with the sliding groove (14) in a sliding mode, two ends of the transverse shaft (16) are fixedly connected with inner walls of two sides of the sliding groove (14) respectively, the transverse shaft (16) penetrates through the sliding block (15), and the sliding block (15) is connected with the transverse shaft (16) in a clearance fit mode, and the slide block (15) is connected with the inner wall of one side of the sliding chute (14) through a spring (17).

6. The anticollision mechanism for unmanned aerial vehicle according to claim 1, characterized in that: the anti-collision ring (2) and the anti-collision supporting legs (3) are all members made of engineering plastics.