CN219989525U

CN219989525U - Unmanned aerial vehicle with descending buffer structure

Info

Publication number: CN219989525U
Application number: CN202321592459.6U
Authority: CN
Inventors: 韩瑞庆; 鹿维维
Original assignee: Liaoning Aerial Survey Professional Technical Service Co ltd
Current assignee: Liaoning Aerial Survey Professional Technical Service Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-10
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses an unmanned aerial vehicle with a landing buffer structure, which comprises a frame, wherein an organic arm is fixedly connected to the frame, one end of the organic arm is fixedly connected with a wing frame, a brushless motor is installed in the wing frame, the output end of the brushless motor is fixedly connected with a blade, a fixed rod is fixedly connected to the wing frame, a protective cover is fixedly connected to the fixed rod, the bottom of the organic arm is fixedly connected with a mounting block, a buffer frame is arranged below the mounting block, and the top of the buffer frame is fixedly connected with an inserting block. According to the utility model, through the cooperation of the protective cover, the protective frame and the buffer frame structure, a safe protective effect can be achieved on the arm, the wing frame and the blade when the unmanned aerial vehicle falls to the ground, so that the unmanned aerial vehicle is effectively prevented from being overturned due to misoperation when falling to the ground, the blade and the ground are broken and damaged due to collision, the use safety of the unmanned aerial vehicle is ensured, and the fault tolerance during operation is improved.

Description

Unmanned aerial vehicle with descending buffer structure

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle with a landing buffer structure.

Background

The unmanned aerial vehicle is an unmanned aerial vehicle which is controlled by using radio remote control equipment and a self-provided program control device, is very wide in application, is very common in application in fields with common interest and high professionality, such as aerial photography, mapping, agricultural spraying, electric power inspection, video shooting and the like, has very wide application, and has a certain requirement for landing buffer function in order to reduce acting force generated by contact with the ground when the unmanned aerial vehicle lands due to high-altitude flight;

the prior publication number is: CN211996123U, patent title: the utility model provides an unmanned aerial vehicle with descending buffer structure, includes fuselage, link, cylinder barrel and claw, the bottom of fuselage is connected with the protruding piece, and the bottom of fuselage is provided with the link, the spout has been seted up in the top outside of link, and the inside of spout is connected with the outside of fuselage, cylinder barrel is installed on the top of link, and its structure is used buffer structure to play the guard action of safety when unmanned aerial vehicle falls to the ground, but its overall structure still has certain problem: 1. the buffer structure is fixedly arranged with the unmanned aerial vehicle body, so that the unmanned aerial vehicle can be safely used, but the structure is not easy to disassemble, and the use is inconvenient when the unmanned aerial vehicle is stored and carried; 2. the paddle structure is exposed, the structure lacks rollover protection, the unmanned aerial vehicle can be guaranteed to be stably parked on the ground through the structure, once the unmanned aerial vehicle is in a falling process, rollover conditions occur, the unmanned aerial vehicle cannot play a role in stable protection, the paddle can be impacted with the ground in contact, fracture conditions are easy to generate, and insufficient places exist in the protection performance.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an unmanned aerial vehicle with a landing buffer structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an unmanned aerial vehicle with descending buffer structure, includes the frame, fixedly connected with horn in the frame, the one end fixedly connected with wing frame of horn, install brushless motor in the wing frame, brushless motor's output fixedly connected with paddle, fixedly connected with dead lever on the wing frame, fixedly connected with protection casing on the dead lever, the bottom fixedly connected with installation piece of horn, the installation piece below is provided with the buffer frame, buffer frame top fixedly connected with inserted block, and buffer frame and inserted block meet the position and be provided with the inside groove, be provided with movable block and fixed spring in the inside groove respectively, movable block surface one side is close to both ends position fixedly connected with push rod and locating piece respectively, the installation piece bottom is provided with the slot, the slot inner wall is provided with the constant head tank, be provided with the buffer tank in the buffer tank, and the buffer tank is located buffer spring below position sliding connection's buffer lever, the bottom fixedly connected with base of buffer lever, equal fixedly connected with movable block and fixed block on protection casing and the buffer frame, on the fixed block one the fixed block is connected with two, two fixed blocks have on the fixed block, two fixed blocks connect.

As a further description of the above technical solution:

the structure of the arm, the wing frame, the brushless motor, the blade and the buffer frame is four groups.

As a further description of the above technical solution:

the protective cover covers the outer side of the blade.

As a further description of the above technical solution:

the plug block is in plug fit with the slot, and the positioning block is in plug fit with the positioning groove.

As a further description of the above technical solution:

the base is made of rubber, and the buffer frame, the protection frame I and the protection frame II are made of carbon.

As a further description of the above technical solution:

the fixing block I and the fixing block II are respectively provided with a mounting groove, the protection frame I and the protection frame II are respectively in corresponding insertion fit with the mounting grooves on the fixing block I and the fixing block II, the outer surfaces of the protection frame I and the protection frame II are respectively fixedly connected with a fixing lug, and the inner wall of the mounting groove is fixedly connected with a limiting lug.

As a further description of the above technical solution:

the cross sections of the fixing lug and the limiting lug are arc-shaped, and the fixing lug and the limiting lug are arranged in a staggered and limiting manner.

The utility model has the following beneficial effects:

according to the unmanned aerial vehicle with the landing buffer structure, due to the matching arrangement of the structures such as the buffer frame, the base, the buffer rod and the buffer spring, the generated inertial acting force can be effectively reduced when the unmanned aerial vehicle lands, so that the stability of the unmanned aerial vehicle during landing is ensured; through the cooperation setting of protection casing, fender bracket and buffer frame structure, can play a safe protective effect to horn, wing frame and paddle when unmanned aerial vehicle falls to the ground, effectively avoid unmanned aerial vehicle to lead to the tipping because of misoperation when falling to the ground for the paddle bumps with ground and breaks the damage that appears, has guaranteed unmanned aerial vehicle's safety in utilization, has promoted the fault-tolerant rate when operating; through the cooperation setting of structures such as inserted block, slot, locating piece, constant head tank, fixed block, mounting groove, fixed lug, spacing lug, can make fender bracket structure and buffer frame structure, can fix a position stably and install on unmanned aerial vehicle, promote unmanned aerial vehicle's safety in utilization, also can convenient dismantlement simultaneously, conveniently receive and deposit and carry, and structure dismouting action is simple swift moreover, uses very nimble convenience.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a unmanned aerial vehicle with a landing buffer structure according to the present utility model;

fig. 2 is a front view of a unmanned aerial vehicle with a landing buffer structure according to the present utility model;

fig. 3 is an enlarged view of a in fig. 2 a of a drone with a landing buffer structure according to the present utility model;

fig. 4 is an enlarged view of B in fig. 2 of the unmanned aerial vehicle with a landing buffer structure according to the present utility model.

Legend description:

1. a frame; 2. a horn; 3. a wing frame; 4. a brushless motor; 5. a paddle; 6. a fixed rod; 7. a protective cover; 8. a mounting block; 9. a buffer frame; 10. inserting blocks; 11. an inner tank; 12. a moving block; 13. a fixed spring; 14. a push rod; 15. a positioning block; 16. a slot; 17. a positioning groove; 18. a buffer tank; 19. a buffer rod; 20. a buffer spring; 21. a base; 22. a first fixed block; 23. a protection frame I; 24. a second fixed block; 25. a second protection frame; 26. a mounting groove; 27. a fixing bump; 28. and a limit bump.

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.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, one embodiment provided by the present utility model is: an unmanned aerial vehicle with landing buffer structure comprises a frame 1, wherein an aerofoil 2 is fixedly connected to the frame 1, one end of the aerofoil 2 is fixedly connected with a wing frame 3, a brushless motor 4 is arranged in the wing frame 3, the output end of the brushless motor 4 is fixedly connected with a blade 5, the frame 1, the aerofoil 2, the wing frame 3, the brushless motor 4, the blade 5 and other structures can form a complete unmanned aerial vehicle structure, a control structure matched with control can be arranged in the frame 1 to ensure that the whole unmanned aerial vehicle can be normally used, the conventional prior art is not described in detail, a fixed rod 6 is fixedly connected to the wing frame 3, a protective cover 7 is fixedly connected to the fixed rod 6, the protective cover 7 is arranged to shield the blade 5, thus the safety of the structure in operation can be ensured, a mounting block 8 is fixedly connected to the bottom of the aerofoil 2, a buffer frame 9 is arranged below the mounting block 8, the top of the buffer frame 9 is fixedly connected with an inserting block 10, an inner groove 11 is arranged at the position where the buffer frame 9 is connected with the inserting block 10, a moving block 12 and a fixed spring 13 are respectively arranged in the inner groove 11, a push rod 14 and a positioning block 15 are respectively and fixedly connected at the positions, close to two ends, of one side of the outer surface of the moving block 12, the push rod 14 and the positioning block 15 are positioned at one side, far away from the fixed spring 13, of the moving block 12, an inserting groove 16 is arranged at the bottom of the mounting block 8, a positioning groove 17 is arranged on the inner wall of the inserting groove 16, the arrangement of the inserting block 10, the inserting groove 16, the positioning block 15 and the positioning groove 17 can enable the buffer frame 9 to be stably connected and mounted on an unmanned aerial vehicle, meanwhile, the buffer frame 9 can be conveniently disassembled and conveniently used and stored, a buffer groove 18 is arranged in the buffer groove 18, the buffer groove 18 is positioned below the buffer spring 20, a buffer rod 19 is slidably connected, the bottom fixedly connected with base 21 of buffer beam 19, the unmanned aerial vehicle falls to the ground, the base 21 contacts with ground earlier, the thrust effort that produces can be through compressing buffer spring 20 to realize the buffering protection effect that the unmanned aerial vehicle falls to the ground, equal fixedly connected with fixed block one 22 on protection casing 7 and the buffer frame 9, peg graft on the fixed block one 22 and have fender bracket one 23, fixedly connected with fixed block two 24 on the buffer frame 9, peg graft on the fixed block two 24 has fender bracket two 25, fender bracket structure's setting, can cooperate fixed block stable in structure's location to install on the unmanned aerial vehicle, thereby can be when the unmanned aerial vehicle falls to the ground, in case when the misoperation turns on one's side, can play fine protective effect, avoid the damage that direct striking caused, cooperate the setting of protection casing 7 simultaneously, also can avoid paddle 5 consequently to strike the fracture damage that the ground caused, unmanned aerial vehicle's safety in utilization has been promoted, moreover, the structure also can be convenient dismantlement, convenient storage, the flexibility of use of structure has been promoted.

The horn 2, wing frame 3, brushless motor 4, paddle 5, buffer frame 9 structure are totally four sets of, and the setting of structures such as four sets of horn 2 can constitute a stable unmanned aerial vehicle drive part structure, and buffer frame 9 corresponds with it and is provided with four sets of, can guarantee the balanced stability when unmanned aerial vehicle falls to the ground like this.

The protection casing 7 covers in the outside position of paddle 5, and the effect of protection casing 7 is to playing stable guard action to paddle 5, can be like this when unmanned aerial vehicle falls to the ground, in case when turning on one's side, paddle 5 can not directly take place the striking with ground contact to avoid the cracked condition of paddle 5 to take place, promoted unmanned aerial vehicle's safety in utilization.

The plug block 10 and the slot 16 are arranged in a plug-in fit manner, the positioning block 15 and the positioning groove 17 are arranged in a plug-in fit manner, and the whole buffer frame 9 can be firmly positioned and installed due to the arrangement of the structure, and meanwhile, the buffer frame can be conveniently and rapidly detached, so that the structure is convenient to use normally and store stably.

The base 21 is the rubber material, and buffer frame 9, fender bracket one 23, fender bracket two 25 are the carbon material, and base 21 and ground contact, the rubber material is wear-resisting durable, can reduce wearing and tearing, and buffer frame 9, the fender bracket structure of carbon material not only possess the light effect of matter, and the stability of structure is high moreover, and the durability is good, has also guaranteed unmanned aerial vehicle's safety in utilization when can alleviate unmanned aerial vehicle flight load from this.

The fixed block I22 and the fixed block II 24 are respectively provided with the mounting groove 26, the protection frame I23 and the protection frame II 25 are respectively in corresponding insertion connection with the mounting grooves 26 on the fixed block I22 and the fixed block II 24, the outer surfaces of the protection frame I23 and the protection frame II 25 are fixedly connected with the fixing convex blocks 27, the inner wall of the mounting groove 26 is fixedly connected with the limiting convex blocks 28, the cross sections of the fixing convex blocks 27 and the limiting convex blocks 28 are arc-shaped, the fixing convex blocks 27 and the limiting convex blocks 28 are in staggered limiting arrangement, the transverse frame of the protection frame I23 is arranged on the outer sides of the protection cover 7 and the buffer frame 9, so that a blocking protection effect can be achieved when the unmanned aerial vehicle is turned on, the protection frame II 25 is positioned on the side edge positions of the two adjacent buffer frames 9, the two outer sides are in protection effect, the cooperation of the two protection frame structures can be achieved, the whole unmanned aerial vehicle can be provided with a safe shielding protection effect, the setting of the convex block structures can be conveniently and conveniently detached, and conveniently, and only one end of the protection frame is inserted into the mounting groove 26 and is enabled to be mutually staggered with the limiting convex blocks 28 through extrusion, and the limiting protection frame structure can be conveniently detached.

Working principle: when the unmanned aerial vehicle with a landing buffer structure is used, the push rod 14 is pressed, the push rod 14 pushes the movable block 12 to compress the fixed spring 13, the movable block 12 drives the positioning block 15 to shrink, the inserting block 10 is inserted into the slot 16, the push rod 14 is loosened, the fixed spring 13 resets and pushes the movable block 12 to drive the positioning block 15 to be inserted into the positioning groove 17, the fixed installation of the buffer frame 9 can be completed, the protection frame structure is respectively inserted into the installation groove 26 in the fixed block structure, the positioning installation of the structure can be completed, when the unmanned aerial vehicle is not used, the same operation can be conveniently and rapidly disassembled, the unmanned aerial vehicle is conveniently stored, the base 21 is firstly contacted with the ground, the landing inertia of the unmanned aerial vehicle can enable the buffer rod 19 to reversely push the compressed buffer spring 20, and the buffer spring 20 can reduce the inertia acting force, so that the unmanned aerial vehicle can safely land.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Unmanned aerial vehicle with descending buffer structure, including frame (1), its characterized in that: the utility model discloses a motor vehicle, including frame (1), fixed connection, frame (1), frame (2), one end fixedly connected with wing frame (3) of wing frame (2), install brushless motor (4) in wing frame (3), the output fixedly connected with paddle (5) of brushless motor (4), fixedly connected with dead lever (6) on wing frame (3), fixedly connected with protection casing (7) on dead lever (6), the bottom fixedly connected with installation piece (8) of arm (2), installation piece (8) below is provided with buffer frame (9), buffer frame (9) top fixedly connected with inserted block (10), and buffer frame (9) are provided with inside groove (11) with inserted block (10) meet the position, be provided with movable block (12) and fixed spring (13) in inside groove (11) respectively, movable block (12) surface one side is close to both ends position fixedly connected with push rod (14) and locating piece (15) respectively, installation piece (8) bottom is provided with slot (16), slot (16) inner wall (17) are provided with buffer frame (18), buffer frame (18) are provided with buffer groove (18), and buffer tank (18) are located buffer spring (20) below position sliding connection have buffer rod (19), the bottom fixedly connected with base (21) of buffer rod (19), all fixedly connected with fixed block one (22) on protection casing (7) and buffer frame (9), peg graft on fixed block one (22) have fender bracket one (23), fixedly connected with fixed block two (24) on buffer frame (9), peg graft on fixed block two (24) have fender bracket two (25).

2. The unmanned aerial vehicle with a landing buffer structure according to claim 1, wherein: the structure of the arm (2), the wing frame (3), the brushless motor (4), the blade (5) and the buffer frame (9) is four groups.

3. The unmanned aerial vehicle with a landing buffer structure according to claim 1, wherein: the protective cover (7) covers the outer side of the blade (5).

4. The unmanned aerial vehicle with a landing buffer structure according to claim 1, wherein: the plug block (10) is in plug-in fit with the slot (16), and the positioning block (15) is in plug-in fit with the positioning groove (17).

5. The unmanned aerial vehicle with a landing buffer structure according to claim 1, wherein: the base (21) is made of rubber, and the buffer frame (9), the protection frame I (23) and the protection frame II (25) are made of carbon.

6. The unmanned aerial vehicle with a landing buffer structure according to claim 1, wherein: the fixing device is characterized in that mounting grooves (26) are formed in the first fixing block (22) and the second fixing block (24), the first protection frame (23) and the second protection frame (25) are correspondingly inserted and matched with the mounting grooves (26) on the first fixing block (22) and the second fixing block (24) respectively, fixing protruding blocks (27) are fixedly connected to the outer surfaces of the first protection frame (23) and the second protection frame (25) respectively, and limiting protruding blocks (28) are fixedly connected to the inner walls of the mounting grooves (26).

7. The unmanned aerial vehicle with a landing buffer structure of claim 6, wherein: the cross sections of the fixing lug (27) and the limiting lug (28) are arc-shaped, and the fixing lug (27) and the limiting lug (28) are arranged in a staggered limiting mode.