Foldable fixed-wing unmanned aerial vehicle

Abstract

The utility model discloses a foldable fixed-wing unmanned aerial vehicle, and belongs to the field of unmanned aerial vehicles. The foldable fixed-wing unmanned aerial vehicle comprises a fuselage, a tail fixedly arranged on the fuselage, wings arranged on the side, away from the tail, of the fuselage, folding wings hinged to the sides, away from the fuselage, of the wings and supporting assemblies arranged between the wings and the folding wings and used for supporting and adjusting the folding wings. The supporting assembly comprises a mounting groove formed in the side, close to the folding wing, of the wing, a supporting block transversely moving in the mounting groove, a sliding groove formed in the bottom of the supporting block and a sliding block fixedly arranged in the mounting groove and sliding in the sliding groove. The position of the supporting block is driven by the driving assembly to be adjusted, the supporting effect of adjusting the wings of the unmanned aerial vehicle is achieved, and the safety and stability of the unmanned aerial vehicle are improved.

Description

Technical Field

[0001] The utility model relates to the field of unmanned aerial vehicles, in particular to a foldable fixed-wing unmanned aerial vehicle. Background Art

[0002] Drones are divided into ordinary drones and fixed-wing drones. Fixed-wing drones have long wingspans and large sizes, and have the advantages of long flight time and long distance, making them suitable for inspections. However, due to the large size of the wings, they take up a lot of space when carried and stored, which is very inconvenient, so the wings need to be folded and adjusted.

[0003] The wing designs of existing drones on the market are relatively fixed. When the wings need to be folded and stored, they need to be disassembled. At the same time, after unfolding, the wings need to be fixed with screws and other components, which is time-consuming and difficult to achieve the problem of rapid support and limitation of the folded wings.

[0004] Therefore, the utility model provides a foldable fixed-wing UAV to solve the above problems. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The utility model provides a foldable fixed-wing UAV, aiming to solve the problems mentioned in the background technology that the existing UAVs have relatively fixed wing designs, and when the wings need to be folded and stored, they need to be disassembled, and after unfolding, the wings need to be fixed by fixing screws and other components, which is relatively time-consuming and difficult to achieve rapid support and limiting of the folded wings.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a foldable fixed-wing UAV, comprising a fuselage, a tail fixedly arranged on the fuselage, wings arranged on the side of the fuselage away from the tail, folding wings hinged on the side of the wings away from the fuselage, and a support assembly arranged between the wings and the folding wings for supporting and adjusting the folding wings; when in use, the wings and the folding wings are folded, which makes them easy to store, with a smaller dedicated carrying area, and convenient to carry; after carrying it to the place where it is needed, the folding wings can be unfolded first, and the landing gear can be assembled with the fuselage.

[0009] In order to achieve reasonable support for the folding wings; the support assembly includes a mounting groove provided on the side of the wing close to the folding wing, a support block that moves laterally in the mounting groove, a slide groove provided at the bottom of the support block, a slider fixedly provided in the mounting groove and sliding in the slide groove, a driving assembly provided in the mounting groove for driving the support block to move its position, and a limiting assembly provided on the support block for limiting the folding wing after folding; the support assembly upper line is used to support the unfolded folding wing, and the support block is slid outward along the inside of the mounting groove to drive the slider to slide in the slide groove, thereby driving the support block to move out of the mounting groove to facilitate the support of the folding wing.

[0010] Preferably, in order to quickly adjust the position of the support block; the driving assembly includes a rack fixedly arranged on the support block close to the side of the fuselage, a gear rotatably arranged in the slide groove and meshing with the rack, a servo motor fixedly installed on one side of the wing, and a transmission component arranged on the gear for transmitting the power of the servo motor to the gear; the driving of the gear can be achieved by utilizing the driving assembly and the transmission component.

[0011] Preferably, in order to achieve rapid transmission; the transmission component includes a first bevel gear fixedly arranged on the gear and a second bevel gear located on the side of the gear away from the rack and meshing with the first bevel gear, and the output shaft of the servo motor is fixedly connected to the second bevel gear; first turn on the servo motor, the servo motor drives the second bevel gear to rotate, and then drives the first bevel gear meshing with it to rotate, thereby driving the gear to rotate, achieving the effect of driving the rack to transmit along the gear meshing, thereby driving the position of the support block fixedly connected to the rack to adjust, when support is needed, the support block is moved out of the installation slot, when it needs to be folded and stored, the support block is moved into the installation slot, thereby completing the entire drive.

[0012] Preferably, in order to achieve the limitation of the folding wings after unfolding; the limiting component includes a positive magnetic block and a negative magnetic block fixedly arranged on the top of the support block and the bottom of the folding wing, respectively, and the positive magnetic block is magnetically attracted to the negative magnetic block; after the drive is completed, in order to achieve the limitation of the position of the folding wings, its position can be limited by utilizing the limiting component, and when unfolding is required, the fixed limit is achieved by utilizing the magnetic attraction of the positive magnetic block on the support block and the negative magnetic block at the bottom of the folding wing.

[0013] Preferably, in order to achieve the limitation after folding, the limitation assembly also includes a limitation hole opened at the corresponding position of the wing and the folding wing after folding, and a limitation rod inserted in the limitation hole; when folding and storage are required, the limitation rod is slidably inserted in the limitation hole to achieve the fixed limitation of the folding wing and the wing.

[0014] Preferably, in order to achieve stable take-off and landing, a landing gear is hinged at the bottom of the fuselage; and the landing gear is used to improve the stability of the drone's take-off.

[0015] (III) Beneficial effects

[0016] The foldable fixed-wing UAV is provided with a support component, and a driving component is used to drive the adjustment of the position of the support block, so as to achieve a support effect for adjusting the wings of the UAV, thereby improving the safety and stability of the UAV. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of a foldable fixed-wing UAV;

[0018] Figure 2 It is a schematic diagram of the structure of part of a foldable fixed-wing UAV;

[0019] Figure 3 The figure is a schematic diagram of the support component structure of a foldable fixed-wing UAV;

[0020] Figure 4 The figure is a schematic diagram of the drive component structure of a foldable fixed-wing UAV.

[0021] In the figure:

[0022] 1. Body;

[0023] 2. Tail;

[0024] 3. Wing; 31. Folding wing;

[0025] 4. Landing gear;

[0026] 5. Support assembly; 51. Mounting slot; 52. Support block; 53. Slide slot; 54. Sliding block;

[0027] 55. driving assembly; 551. rack; 552. gear; 553. first bevel gear; 554. second bevel gear; 555. servo motor;

[0028] 56. Limiting assembly; 561. Positive magnetic block; 562. Limiting hole. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] The utility model provides a foldable fixed-wing UAV, such as Figure 1-4 As shown, the foldable fixed-wing UAV includes a fuselage 1, a tail 2 fixedly arranged on the fuselage 1, a wing 3 arranged on a side of the fuselage 1 away from the tail 2, a folding wing 31 hinged to the side of the wing 3 away from the fuselage 1, and a support assembly 5 arranged between the wing 3 and the folding wing 31 for supporting and adjusting the folding wing 31. The support assembly 5 includes a mounting groove 51 provided on a side of the wing 3 close to the folding wing 31, a support block 52 that moves laterally in the mounting groove 51, a slide groove 53 provided at the bottom of the support block 52, a slider 54 fixedly arranged in the mounting groove 51 and sliding in the slide groove 53, a driving assembly 55 provided in the mounting groove 51 for driving the support block 52 to move its position, and a limiting assembly 56 provided on the support block 52 for limiting the folding wing 31 after folding.

[0031] When in use, by folding the wings 3 and the folding wings 31, it is easy to store them, with a small dedicated carrying area, and it is convenient to carry. After carrying it to the place where it is needed, the folding wings 31 can be unfolded first, and the landing gear 4 and the fuselage 1 can be assembled. Then, the upper line of the support assembly 5 can be used to support the unfolded folding wings 31. By sliding the support block 52 outward along the inside of the installation groove 51, the slider 54 is driven to slide in the slide groove 53, and then the support block 52 is driven to move out of the installation groove 51 to facilitate the support of the folding wings 31.

[0032] Specifically, the driving assembly 55 includes a rack 551 fixedly arranged on the side of the support block 52 close to the fuselage 1, a gear 552 rotatably arranged in the slide slot 53 and meshing with the rack 551, a servo motor 555 fixedly installed on one side of the wing 3, and a transmission component arranged on the gear 552 for transmitting the power of the servo motor 555 to the gear 552, the transmission component includes a first bevel gear 553 fixedly arranged on the gear 552 and a second bevel gear 554 located on the side of the gear 552 away from the rack 551 and meshing with the first bevel gear 553, and the output shaft of the servo motor 555 is fixedly connected to the second bevel gear 554 In order to quickly adjust the position of the support block 52, the gear 552 can be driven by utilizing the transmission component. First, turn on the servo motor 555. The servo motor 555 drives the second bevel gear 554 to rotate, and then drives the first bevel gear 553 engaged with it to rotate, thereby driving the gear 552 to rotate, achieving the effect of driving the rack 551 to mesh with the gear 552 for transmission, thereby driving the position of the support block 52 fixedly connected to the rack 551 to be adjusted. When support is needed, the support block 52 is moved out of the installation slot 51. When it needs to be folded and stored, the support block 52 is moved into the installation slot 51, thereby completing the entire drive.

[0033] Furthermore, the limiting component 56 includes a positive magnetic block 561 and a negative magnetic block fixedly arranged on the top of the support block 52 and the bottom of the folding wing 31 respectively, and the positive magnetic block 561 is magnetically attracted to the negative magnetic block. The limiting component 56 also includes a limiting hole 562 opened at the corresponding position of the wing 3 and the folding wing 31 after folding, and a limiting rod inserted in the limiting hole 562; after the driving is completed, in order to limit the position of the folding wing 31, its position can be limited by using the limiting component 56. When it needs to be unfolded, the fixed limit is achieved by using the positive magnetic block 561 on the support block 52 and the negative magnetic block at the bottom of the folding wing 31. When it needs to be folded and stored, the limiting rod is slidably inserted into the limiting hole 562 to achieve fixed limit of the folding wing 31 and the wing 3.

[0034] In order to achieve stable take-off and landing, a landing gear 4 is hinged at the bottom of the fuselage 1; the landing gear 4 is used to improve the take-off stability of the UAV.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the field of technology within the technical scope disclosed by the present invention can make equivalent substitutions or changes based on the technical scheme and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A foldable fixed-wing drone, comprising a fuselage (1), a tail (2) fixedly arranged on the fuselage (1), a wing (3) arranged on a side of the fuselage (1) away from the tail (2), a folding wing (31) hingedly connected to a side of the wing (3) away from the fuselage (1), and a support assembly (5) arranged between the wing (3) and the folding wing (31) for supporting and adjusting the folding wing (31); Features: The support assembly (5) comprises a mounting groove (51) provided on a side of the wing (3) close to the folding wing (31), a support block (52) which moves laterally in the mounting groove (51), a slide groove (53) provided at the bottom of the support block (52), a slider (54) which is fixedly provided in the mounting groove (51) and slides in the slide groove (53), a driving assembly (55) provided in the mounting groove (51) for driving the support block (52) to move its position, and a limiting assembly (56) provided on the support block (52) for limiting the position of the folding wing (31) after folding.

2. The foldable fixed-wing UAV according to claim 1, characterized in that: The driving assembly (55) comprises a rack (551) fixedly arranged on a side of the support block (52) close to the fuselage (1), a gear (552) rotatably arranged in the slide groove (53) and meshing with the rack (551), a servo motor (555) fixedly mounted on one side of the wing (3), and a transmission component arranged on the gear (552) for transmitting power of the servo motor (555) to the gear (552).

3. The foldable fixed-wing UAV according to claim 2, characterized in that: The transmission component comprises a first bevel gear (553) fixedly arranged on the gear (552) and a second bevel gear (554) located on a side of the gear (552) away from the rack (551) and meshing with the first bevel gear (553); the output shaft of the servo motor (555) is fixedly connected to the second bevel gear (554).

4. The foldable fixed-wing UAV according to claim 2, characterized in that: The limiting assembly (56) comprises a positive magnetic block (561) and a negative magnetic block respectively fixedly arranged on the top of the support block (52) and the bottom of the folding wing (31), and the positive magnetic block (561) is magnetically attracted to the negative magnetic block.

5. The foldable fixed-wing UAV according to claim 4, characterized in that: The limiting assembly (56) further comprises a limiting hole (562) provided at a position corresponding to the wing (3) and the folding wing (31) after they are folded, and a limiting rod inserted into the limiting hole (562).

6. The foldable fixed-wing UAV according to claim 1, characterized in that: A landing gear (4) is hingedly connected to the bottom of the fuselage (1).

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