CN213921467U

CN213921467U - Shockproof structure for unmanned aerial vehicle

Info

Publication number: CN213921467U
Application number: CN202022742071.2U
Authority: CN
Inventors: 戴倩云
Original assignee: Shanghai Honglian Technology Co ltd
Current assignee: Shanghai Honglian Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-08-10
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses a shockproof structure for unmanned aerial vehicle, relating to the technical field of unmanned aerial vehicle shock absorption; including organism, screw, first damper and second damper, the top of organism and the bottom fixed connection of screw, spliced pole and support fixed connection are passed through to the bottom of organism, the inside of support is equipped with first damping device, first damping device includes fixed plate, first spring, head rod, roof, first slider and first spout, the left and right sides and the fixed plate fixed connection of roof, the top and the organism fixed connection of fixed plate, the left and right sides symmetry of roof articulates there is the head rod, the first spring of fixedly connected with between the head rod, the end and the first slider fixed connection of head rod, first slider sets up in first spout, first slider can slide in first spout, the bottom at the support is seted up to the spout.

Description

Shockproof structure for unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned aerial vehicle shock attenuation technical field specifically is an unmanned aerial vehicle is with shockproof structure.

Background

The piloted plane of unmanned aerial vehicle is an unmanned plane controlled by radio or self program, it is mainly used in battlefield, it becomes a new chapter of modern intelligent attack weapon, its advantages are small volume, convenient use and strong battlefield survivability, and it is mainly used in modern war.

When unmanned aerial vehicle retrieves, unmanned aerial vehicle from the sky land subaerially, but because unmanned aerial vehicle's high-speed motion, the impact force that it and ground produced can be very big to this part on can destroying unmanned aerial vehicle makes unmanned aerial vehicle damage easily.

Disclosure of Invention

An object of the utility model is to provide an shockproof structure 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:

an anti-vibration structure for an unmanned aerial vehicle comprises a machine body, a propeller, a first damping mechanism and a second damping mechanism, the top of the machine body is fixedly connected with the bottom of the propeller, the bottom of the machine body is fixedly connected with the bracket through the connecting column, a first damping device is arranged in the bracket and comprises a fixed plate, a first spring, a first connecting rod, a top plate, a first sliding block and a first sliding groove, the left side and the right side of the top plate are fixedly connected with a fixed plate, the top of the fixed plate is fixedly connected with the machine body, the left side and the right side of the top plate are symmetrically hinged with first connecting rods, a first spring is fixedly connected between the first connecting rods, the tail end of the first connecting rod is fixedly connected with a first sliding block which is arranged in the first sliding groove, the first sliding block can slide in the first sliding groove, and the sliding groove is formed in the bottom of the support.

As a further aspect of the present invention: the bottom left and right sides and the sleeve fixed connection of support, the sleeve is inside to be equipped with second damper, second damper includes second spring, movable rod, clamp plate, second connecting rod, push pedal and third spring.

As a further aspect of the present invention: one end of the movable rod penetrates through the sleeve and is fixedly connected with the pressing plate, a second spring is arranged between the movable rod and the sleeve, and the left end and the right end of the pressing plate are connected with the inner wall of the sleeve in a sliding mode.

As a further aspect of the present invention: the left side and the right side of the pressing plate are symmetrically hinged with second connecting rods, the tail ends of the second connecting rods are fixedly connected with the pushing plate, the top of the pushing plate is connected with the top of the sleeve in a sliding mode, and third springs are arranged between the pushing plates.

As a further aspect of the present invention: the intermediate position bottom of support is articulated with the fixed block symmetry, the fixed block rotates with the bracing piece to be connected, the inside of bracing piece is equipped with the second spout, the inside of second spout is equipped with the second slider, the second slider can slide in the second spout, the second slider rotates with the bottom of movable rod to be connected, the bottom of bracing piece is equipped with the pulley.

Compared with the prior art, the beneficial effects of the utility model are that: the first damping mechanism is arranged in the support, so that the vibration generated during landing is effectively reduced, and mechanical parts are protected; the second damping mechanism is arranged, force generated by collision is decomposed a little through the pulley when the landing is carried out, then the force is shared by the damping device inside, and the vibration generated by preliminary landing is effectively reduced.

Drawings

Fig. 1 is a schematic structural view of a vibration-proof structure for an unmanned aerial vehicle.

Fig. 2 is an enlarged view of a portion a of the vibration-proof structure for the unmanned aerial vehicle.

Fig. 3 is a schematic view of the internal structure of the support in the shockproof structure for the unmanned aerial vehicle.

In the figure: 1-machine body, 2-propeller, 3-connecting column, 4-bracket, 5-sleeve, 6-top plate, 7-first connecting rod, 8-first spring, 9-first slide block, 10-first chute, 11-fixing plate, 12-second spring, 13-movable rod, 14-pressing plate, 15-second connecting rod, 16-pushing plate, 17-third spring, 18-fixing block, 19-second chute, 20-pulley, 21-supporting rod and 22-second slide block.

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.

Example 1

Referring to fig. 1 to 3, in embodiment 1 of the present invention, a shockproof structure for an unmanned aerial vehicle includes a machine body 1, a propeller 2, a first damping mechanism and a second damping mechanism, the top of the machine body 1 is fixedly connected to the bottom of the propeller 2, the bottom of the machine body 1 is fixedly connected to a support 4 through a connection column 3, the support 4 is internally provided with a first damping device for reducing vibration, the first damping device includes a fixing plate 11, a first spring 8, a first connection rod 7, a top plate 6, a first slider 9 and a first sliding chute 10, the left and right sides of the top plate 6 are fixedly connected to the fixing plate 11 for fastening the machine body, the top of the fixing plate 11 is fixedly connected to the machine body 1, the left and right sides of the top plate 6 are symmetrically hinged to a first connection rod 7, the first spring 8 is fixedly connected between the first connection rods 7, the tail end of the first connecting rod 7 is fixedly connected with a first sliding block 9, the first sliding block 9 is arranged in a first sliding groove 10, the first sliding block 9 can slide in the first sliding groove 10, and the sliding groove is formed in the bottom of the support 4.

Example 2

Referring to fig. 1 to 3, the main differences between the embodiment 2 and the embodiment 1 are: the bottom left and right sides and sleeve 5 fixed connection of support 4, sleeve 5 is inside to be equipped with second damper, and the purpose makes and reduces preliminary vibrations, second damper includes second spring 12, movable rod 13, clamp plate 14, second connecting rod 15, push pedal 16 and third spring 17, sleeve 5 is run through to the one end of movable rod 13, and with clamp plate 14 fixed connection, be equipped with second spring 12 between movable rod 13 and the sleeve 5, both ends and sleeve 5's inner wall sliding connection about clamp plate 14, the left and right sides symmetry of clamp plate 14 articulates there is second connecting rod 15, the end and the push pedal 16 fixed connection of second connecting rod 15, the top of push pedal 16 and sleeve 5's top sliding connection, be equipped with third spring 17 between push pedal 16, the intermediate position bottom and the fixed block 18 symmetry of support 4 are articulated, fixed block 18 rotates with bracing piece 21 and is connected, the inside of bracing piece 21 is equipped with second spout 19, the inside of second spout 19 is equipped with second slider 22, second slider 22 can slide in second spout 19, second slider 22 rotates with the bottom of movable rod 13 to be connected, the bottom of bracing piece 21 is equipped with pulley 20, and the purpose becomes power with vibrations, slides forward, reduces the destruction that vibrations brought.

The utility model discloses a theory of operation is: when unmanned aerial vehicle descends, at first pulley 20 contacts ground, can offset partly striking, then bracing piece 21 keeps away from each other, second slider 22 rebound in second spout 19, movable rod 13 upwards extrudees, second spring 12 is compressed, reduce partly vibrations, then clamp plate 14 upwards is promoted by movable rod 13, be close to each other between the second connecting rod 15, the distance reduces between push pedal 16, third spring 17 is compressed, then vibrations transmit the inside to support 4, first connecting rod 7 keeps away from each other, first spring 8 is stretched, first slider 9 slides in first spout 10, with this destruction that reduces vibrations and bring.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The shockproof structure for the unmanned aerial vehicle is characterized by comprising a machine body (1), a propeller (2), a first damping mechanism and a second damping mechanism, wherein the top of the machine body (1) is fixedly connected with the bottom of the propeller (2), the bottom of the machine body (1) is fixedly connected with a support (4) through a connecting column (3), a first damping device is arranged inside the support (4), the first damping device comprises a fixing plate (11), a first spring (8), a first connecting rod (7), a top plate (6), a first sliding block (9) and a first sliding groove (10), the left side and the right side of the top plate (6) are fixedly connected with the fixing plate (11), the top of the fixing plate (11) is fixedly connected with the machine body (1), the left side and the right side of the top plate (6) are symmetrically hinged with the first connecting rod (7), the first spring (8) is fixedly connected between the first connecting rods (7), the tail end of the first connecting rod (7) is fixedly connected with a first sliding block (9), the first sliding block (9) is arranged in a first sliding groove (10), the first sliding block (9) can slide in the first sliding groove (10), and the sliding groove is formed in the bottom of the support (4).

2. The shock-proof structure for the unmanned aerial vehicle of claim 1, wherein the left and right sides of the bottom of the bracket (4) are fixedly connected with a sleeve (5), a second shock-absorbing mechanism is arranged inside the sleeve (5), and the second shock-absorbing mechanism comprises a second spring (12), a movable rod (13), a pressure plate (14), a second connecting rod (15), a push plate (16) and a third spring (17).

3. The shock-proof structure for the unmanned aerial vehicle of claim 2, wherein one end of the movable rod (13) penetrates through the sleeve (5) and is fixedly connected with the pressure plate (14), a second spring (12) is arranged between the movable rod (13) and the sleeve (5), and the left end and the right end of the pressure plate (14) are slidably connected with the inner wall of the sleeve (5).

4. The shockproof structure for the unmanned aerial vehicle of claim 3, wherein the left and right sides of the pressure plate (14) are symmetrically hinged with second connecting rods (15), the ends of the second connecting rods (15) are fixedly connected with the push plates (16), the tops of the push plates (16) are slidably connected with the top of the sleeve (5), and a third spring (17) is arranged between the push plates (16).

5. The shock-proof structure for the unmanned aerial vehicle according to any one of claims 1 to 2, wherein the bottom of the middle position of the support (4) is symmetrically hinged to a fixed block (18), the fixed block (18) is rotatably connected to a support rod (21), a second sliding groove (19) is formed in the support rod (21), a second sliding block (22) is arranged in the second sliding groove (19), the second sliding block (22) can slide in the second sliding groove (19), the second sliding block (22) is rotatably connected to the bottom of the movable rod (13), and a pulley (20) is arranged at the bottom of the support rod (21).