CN219008165U

CN219008165U - Unmanned aerial vehicle with retractable landing gear

Info

Publication number: CN219008165U
Application number: CN202223449021.0U
Authority: CN
Inventors: 徐伟强; 公昆颖; 高鼎; 吴国浩; 石勍
Original assignee: Zhejiang Xinchuang Hydrogen Wing Technology Co ltd
Current assignee: Hepeng Technology (Zhejiang) Co.,Ltd.
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-05-12
Anticipated expiration: 2032-12-22

Abstract

The utility model provides an unmanned aerial vehicle with a retractable landing gear, which relates to the technical field of unmanned aerial vehicles and comprises the following components: the unmanned aerial vehicle comprises a machine body, wherein one side of the machine body is provided with a plurality of storage grooves, the opposite sides of the storage grooves are fixedly provided with fixing rods, the outer surfaces of the fixing rods are movably sleeved with supporting frames, the opposite sides of the supporting frames are fixedly provided with fixed shafts, the outer surfaces of the fixed shafts are movably sleeved with linkage rods, the inner parts of the linkage rods are movably sleeved with limiting rods, and the outer surfaces of the limiting rods are movably sleeved with sliding rods.

Description

Unmanned aerial vehicle with retractable landing gear

Technical Field

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

Background

An unmanned aerial vehicle with a retractable landing gear, namely an unmanned aerial vehicle, is used currently, and is a unmanned aerial vehicle operated by using radio remote control equipment and a self-contained program control device.

In the prior art, for example, the Chinese patent number is: CN208360489U the utility model discloses a retractable landing gear for an unmanned aerial vehicle, comprising a main propeller, an unmanned aerial vehicle shell, an auxiliary propeller, a seat plate, a connecting block, a first rotating shaft, an adjusting rod, a roller, a shock absorption pipe, a sponge block, a rubber support leg, a threaded column, a spherical support leg, an electric push rod, a sliding block, a second rotating shaft, a fixed block, a connecting rod, a third rotating shaft, a sliding rail, a clamping block, a cover body, an air bag, a gas generator, an air bag cavity and a wing. According to the utility model, the connecting rod is pulled by the electric push rod, so that the retraction function of the landing gear is realized, the unmanned aerial vehicle is prevented from being crashed due to the fact that branch wires or other sundries are hung on the landing gear when flying, and the unmanned aerial vehicle is ensured to be suitable for stably landing on the horizontal ground and rugged mountain land by arranging the rubber support legs at the end parts of the landing gear and connecting the spherical support legs in the inner cavities of the rubber support legs in a threaded manner, and different support legs can be switched at any time to be suitable for different landing environments.

However, the prior art has the following disadvantages when in use: when unmanned aerial vehicle is in use, need alleviate self weight and increase self duration, the unmanned aerial vehicle weight has been increased in the setting of four electric putter, leads to unmanned aerial vehicle to take off and needs bigger power, has increased unmanned aerial vehicle mechanism's cost, and above-mentioned technique is when packing up the undercarriage, and the undercarriage is still outside unmanned aerial vehicle, is unfavorable for reducing unmanned aerial vehicle flight's windage, and has influenced unmanned aerial vehicle's storage function.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, when an unmanned aerial vehicle is used, the weight of the unmanned aerial vehicle needs to be reduced, the self-endurance is increased, the weight of the unmanned aerial vehicle is increased due to the arrangement of four electric push rods, so that the unmanned aerial vehicle needs more power for taking off, and the cost of a unmanned aerial vehicle machine is increased.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a landing gear stowable unmanned aerial vehicle comprising: the machine body, a plurality of storage tanks have been seted up to one side of machine body, and is a plurality of the equal fixed mounting in opposite one side of storage tanks has the dead lever, and is a plurality of the equal movable sleeve of surface of dead lever is equipped with the support frame, and is a plurality of the equal fixed mounting in opposite one side of support frame has the fixed axle, and is a plurality of the equal movable sleeve of surface of fixed axle is equipped with the gangbar, and is a plurality of the equal movable sleeve in inside of gangbar is equipped with the gag lever post, and is a plurality of the equal movable sleeve of surface of gag lever post is equipped with the slide bar, and is a plurality of spacing hole has all been seted up to one side of slide bar.

As a preferred implementation mode, a plurality of limit posts are fixedly arranged on one sides of the linkage rods, and a plurality of inner cavities are formed in the machine body.

The technical effect of adopting the further scheme is as follows: when using, through manual to the inboard motion of support frame to dead lever position dot drives the gangbar through the fixed axle, the one end of gangbar is provided with the gag lever post, promotes the one side motion of gangbar to the inner chamber through the gag lever post, is favorable to folding the support frame to accomodate in the groove, has increased the accommodation space of equipment, is favorable to reducing the windage that unmanned aerial vehicle flies simultaneously, and one side of gangbar is provided with spacing post, is convenient for form an initial angle with gangbar and support frame, is favorable to conveniently popping out the gangbar, and the setting of spacing hole is convenient for carry out spacingly with the gangbar.

As a preferred embodiment, two return springs are mounted on one side of each of the sliding rods, and the outer surfaces of one ends of the return springs are fixedly connected with one side of the inner cavity.

The technical effect of adopting the further scheme is as follows: when the sliding rod is used, the sliding rod is connected with one side of the inner cavity through the return spring, and the sliding rod can be conveniently ejected out of the inner cavity by utilizing the performance of the return spring, so that the sliding rod is beneficial to repeated use.

As a preferred embodiment, a plurality of round holes are formed in one side of the machine body, and a plurality of elastic pieces are fixedly arranged on one side of the machine body.

The technical effect of adopting the further scheme is as follows: when in use, the round hole arranged on one side of the machine body is matched with the limit hole on the sliding rod in width and positioned on the same axis.

As a preferable implementation mode, the outer surfaces of one ends of the elastic pieces are fixedly connected with switch plates, and one sides of the switch plates are fixedly provided with round-head columns.

The technical effect of adopting the further scheme is as follows: when in use, the elastic piece is arranged, so that the switch board is conveniently fixed on the machine body and is always in a contracted state, the round head column is arranged on the switch board and in the round hole, and the round head column is beneficial to preventing dislocation when the switch board is pulled.

As a preferable implementation mode, two dampers are fixedly embedded in the supporting frames, and antiskid plates are fixedly arranged on one sides of the dampers.

The technical effect of adopting the further scheme is as follows: when using, the inside attenuator that is provided with of support frame is favorable to carrying out the shock attenuation when descending to unmanned aerial vehicle, and antiskid plate's setting is favorable to preventing unmanned aerial vehicle slip when the slope, increases unmanned aerial vehicle's anti-skidding nature, and descending stability.

As a preferable embodiment, a plurality of the antiskid plates are fixedly provided with spring pieces on one sides, and one sides of the spring pieces are fixedly connected with one side of the damper.

The technical effect of adopting the further scheme is as follows: when the unmanned aerial vehicle anti-landing device is used, the spring piece is arranged between the anti-landing plate and the outer shell of the damper, so that the unmanned aerial vehicle can be damped again, the damage of vibration to the precise elements in the unmanned aerial vehicle is reduced, and the precise elements in the unmanned aerial vehicle can be protected.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. when the folding type unmanned aerial vehicle landing gear is used, the elastic piece is arranged, the switch board is conveniently fixed on the body and is in a contracted state all the time, the round head column is arranged on the switch board and is arranged in the round hole, the round head column is prevented from being misplaced when the switch board is pulled, the limit hole on the sliding rod is driven to move to the round hole when the support frame is folded, the round head column acts on the elastic piece, the sliding rod is conveniently limited when moving to the limit hole, the switch board is pulled to cancel the limit of the sliding rod, the sliding rod is conveniently ejected out of the inner cavity by utilizing the performance of the reset spring, the linkage rod and the support frame are conveniently formed into an initial angle, the support frame is conveniently ejected out of the sliding rod, the storage groove is formed in the body, the support frame is conveniently folded into the storage groove, the storage space of equipment is increased, wind resistance of the unmanned aerial vehicle flying is simultaneously facilitated to be reduced, the retraction of the landing gear is manually controlled, and the battery arrangement and the battery duration inside the unmanned aerial vehicle are not influenced.

2. According to the utility model, when the unmanned aerial vehicle landing device is used, the damper is arranged in the support frame, so that the unmanned aerial vehicle is damped during landing, the antiskid plate is arranged, the unmanned aerial vehicle is prevented from sliding during a slope, the antiskid performance of the unmanned aerial vehicle is improved, the landing stability is improved, the spring piece is arranged between the antiskid plate and the shell of the damper, the unmanned aerial vehicle is damped again, the damage of vibration to the precise elements in the unmanned aerial vehicle is reduced, and the precise elements in the unmanned aerial vehicle are protected.

Drawings

Fig. 1 is a schematic perspective view of an unmanned aerial vehicle with retractable landing gear;

fig. 2 is a schematic cross-sectional structure diagram of an unmanned aerial vehicle with a retractable landing gear;

fig. 3 is an enlarged view of a landing gear retractable unmanned aerial vehicle at a in fig. 2;

fig. 4 is an enlarged view of a landing gear retractable unmanned aerial vehicle at B of fig. 2;

fig. 5 is an enlarged view of fig. 2C of a retractable landing gear unmanned aerial vehicle according to the present utility model.

Legend description:

1. a body; 2. a support frame; 3. a storage groove; 4. a slide bar; 5. an inner cavity; 6. a return spring; 201. a damper; 202. a cleat; 203. a spring piece; 401. a knob post; 402. an elastic member; 403. a switch board; 404. a round hole; 101. a fixed rod; 102. a limiting hole; 103. a fixed shaft; 104. a linkage rod; 105. a limit column; 106. and a limit rod.

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.

Referring to fig. 1-5, the present utility model provides a technical solution: a landing gear stowable unmanned aerial vehicle comprising: the machine body 1, a plurality of storage tanks 3 have been seted up to one side of machine body 1, the equal fixed mounting in opposite one side of a plurality of storage tanks 3 has dead lever 101, the equal movable sleeve of surface of a plurality of dead levers 101 is equipped with support frame 2, the equal fixed mounting in opposite one side of a plurality of support frames 2 has fixed axle 103, the equal movable sleeve of surface of a plurality of fixed axles 103 is equipped with gangbar 104, the equal movable sleeve in inside of a plurality of gangbar 104 is equipped with gag lever post 106, the equal movable sleeve of surface of a plurality of gag lever post 106 is equipped with slide bar 4, spacing hole 102 has all been seted up to one side of a plurality of slide bars 4.

As shown in fig. 1-5, a plurality of spacing posts 105 are all fixed mounting on one side of a plurality of gangbars 104, a plurality of inner chambers 5 have been seted up to the inside of organism 1, when using, through manual with support frame 2 inboard motion, use dead lever 101 as the dot, drive gangbar 104 through fixed axle 103, the one end of gangbar 104 is provided with gag lever post 106, promote the motion of one side of slide bar 4 to inner chamber 5 through gag lever post 106, be favorable to folding support frame 2 into accomodate groove 3, the accommodation space of equipment has been increased, be favorable to reducing the windage that unmanned aerial vehicle flies simultaneously, one side of gangbar 104 is provided with spacing post 105, be convenient for form an initial angle with gangbar 104 and support frame 2, be favorable to conveniently popping out slide bar 4, the setting of gag lever 102, be convenient for carry out spacingly with slide bar 4.

As shown in fig. 1-5, two return springs 6 are mounted on one side of each of the plurality of sliding rods 4, the outer surfaces of one ends of the plurality of return springs 6 are fixedly connected with one side of the inner cavity 5, and when the sliding rod is used, the sliding rod 4 is connected with one side of the inner cavity 5 through the return springs 6, and the performance of the return springs 6 is utilized, so that the sliding rod 4 can be conveniently ejected out of the inner cavity 5, and repeated use is facilitated.

As shown in fig. 1-5, a plurality of round holes 404 are formed in one side of the machine body 1, a plurality of elastic members 402 are fixedly mounted on one side of the machine body 1, and when in use, the round holes 404 formed in one side of the machine body 1 are matched with the limit holes 102 on the sliding rod 4 in width and are positioned on the same axis.

As shown in fig. 1-5, the outer surfaces of one ends of the plurality of elastic members 402 are fixedly connected with a switch plate 403, and a knob post 401 is fixedly mounted on one side of the plurality of switch plates 403, when in use, the elastic members 402 are arranged, so that the switch plate 403 is conveniently fixed on the machine body 1 and is in a contracted state all the time, the knob post 401 is arranged on the switch plate 403, and the knob post 401 is in a round hole 404, so that dislocation of the knob post 401 when the switch plate 403 is pulled is prevented.

As shown in fig. 1-5, two dampers 201 are fixedly embedded in the supporting frames 2, a antiskid plate 202 is fixedly installed on one side of each damper 201, and when the unmanned aerial vehicle landing device is used, the dampers 201 are arranged in the supporting frames 2, so that the unmanned aerial vehicle landing device is favorable for damping vibration, and the antiskid plate 202 is favorable for preventing the unmanned aerial vehicle from sliding on a slope, increasing the antiskid performance of the unmanned aerial vehicle and the landing stability.

As shown in fig. 1-5, the spring plates 203 are fixedly installed on one sides of the plurality of antiskid plates 202, one sides of the plurality of spring plates 203 are fixedly connected with one sides of the damper 201, and when the unmanned aerial vehicle is used, the spring plates 203 are arranged between the antiskid plates 202 and the outer shell of the damper 201, so that the unmanned aerial vehicle landing is damped again, the damage of vibration to precise elements in the unmanned aerial vehicle is reduced, and the precise elements in the unmanned aerial vehicle are protected.

Working principle: when in use, the support frame 2 is manually moved inwards, the fixed rod 101 is used as a round point, the fixed shaft 103 drives the linkage rod 104, one end of the linkage rod 104 is provided with the limit rod 106, the limit rod 106 pushes the sliding rod 4 to move towards one side of the inner cavity 5, the support frame 2 is folded into the storage groove 3, the storage space of the device is increased, the wind resistance of the unmanned aerial vehicle in flight is reduced, one side of the linkage rod 104 is provided with a limit post 105, which is convenient for forming an initial angle between the linkage rod 104 and the support frame 2, is favorable for conveniently ejecting the sliding rod 4, the limit hole 102 is convenient for limiting the sliding rod 4, when in use, the sliding rod 4 is connected with one side of the inner cavity 5 through the return spring 6, the performance of the return spring 6 is utilized, the sliding rod 4 is convenient for ejecting from the inner cavity 5, and is favorable for repeated use, the round hole 404 arranged on one side of the machine body 1 is matched with the limit hole 102 on the sliding rod 4 in width and is positioned on the same axis, when the unmanned aerial vehicle is in use, the elastic piece 402 is arranged, the switch plate 403 is conveniently fixed on the machine body 1 and is always in a contracted state, the round head column 401 is arranged on the switch plate 403, the round head column 401 is arranged in the round hole 404, the round head column 401 is prevented from dislocation when the switch plate 403 is pulled, the limit hole 102 on the sliding rod 4 is driven to move to the round hole 404 when the support frame 2 is folded, the round head column 401 acts on the elastic piece 402, the movement to the limit hole 102 is convenient for limiting the sliding rod 4, the switch plate 403 is pulled to cancel the limit of the sliding rod 4, when the unmanned aerial vehicle is in use, the damper 201 is arranged in the support frame 2, the unmanned aerial vehicle is prevented from sliding when the unmanned aerial vehicle is in a slope, the skid resistance of the unmanned aerial vehicle is increased, and stability of falling, when using, be provided with the spring leaf 203 between the shell of antiskid plate 202 and attenuator 201, be favorable to falling to unmanned aerial vehicle and shock attenuation once more, reduce the damage of vibrations to the inside precision element of unmanned aerial vehicle, be favorable to protecting the inside precision element of unmanned aerial vehicle.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. An unmanned aerial vehicle with retractable landing gear, comprising: organism (1), a plurality of storage tanks (3) have been seted up to one side of organism (1), and is a plurality of the equal fixed mounting in opposite one side of storage tanks (3) has dead lever (101), and is a plurality of the equal movable sleeve of surface of dead lever (101) is equipped with support frame (2), a plurality of the equal fixed mounting in opposite one side of support frame (2) has fixed axle (103), and is a plurality of the equal movable sleeve of surface of fixed axle (103) is equipped with gangbar (104), and is a plurality of the equal movable sleeve in inside of gangbar (104) is equipped with gag lever post (106), a plurality of the equal movable sleeve in surface of gag lever post (106) is equipped with slide bar (4), a plurality of spacing hole (102) have all been seted up to one side of slide bar (4).

2. A landing gear stowable unmanned aerial vehicle according to claim 1, wherein: one side of each of the plurality of linkage rods (104) is fixedly provided with a limiting column (105), and a plurality of inner cavities (5) are formed in the machine body (1).

3. A landing gear stowable unmanned aerial vehicle according to claim 1, wherein: two return springs (6) are arranged on one side of each sliding rod (4), and the outer surfaces of one ends of the return springs (6) are fixedly connected with one side of the inner cavity (5).

4. A landing gear stowable unmanned aerial vehicle according to claim 1, wherein: a plurality of round holes (404) are formed in one side of the machine body (1), and a plurality of elastic pieces (402) are fixedly arranged on one side of the machine body (1).

5. The landing gear stowable unmanned aerial vehicle of claim 4, wherein: the outer surfaces of one ends of the elastic pieces (402) are fixedly connected with switch plates (403), and one sides of the switch plates (403) are fixedly provided with round-head columns (401).

6. A landing gear stowable unmanned aerial vehicle according to claim 1, wherein: two dampers (201) are fixedly embedded in the supporting frames (2), and antiskid plates (202) are fixedly installed on one sides of the dampers (201).

7. The landing gear stowable unmanned aerial vehicle of claim 6, wherein: a plurality of antiskid plates (202) are fixedly provided with spring pieces (203) on one sides, and one sides of the spring pieces (203) are fixedly connected with one sides of the dampers (201).