Wind-load-resistant wing folding structure of unmanned aerial vehicle

Abstract

The utility model provides a wind-load-resistant wing folding structure of an unmanned aerial vehicle, which belongs to the field of folding structures and comprises a vehicle body, folding components are arranged on two sides of the vehicle body, flow guide grooves are formed in the surfaces of the folding components, and storage components are arranged in the folding components. The clamping plate is driven to move towards the direction of the propeller in the edge groove through outer wall thread engagement, and clamping threads on the surface of the clamping plate are clamped and embedded in the side wall of the propeller under the limiting effect that the limiting plate is embedded in the limiting groove, so that the direction of the propeller is locked; it is guaranteed that the propellers are stably contained in the wings, and random shaking is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of folding structure, and specifically relates to an unmanned aerial vehicle wind load resisting wing folding structure. BACKGROUND

[0002] The unmanned aerial vehicle is short for "unmanned aerial vehicle", which is a non-personnel aircraft controlled by wireless remote control equipment and self-provided program control device. The unmanned aerial vehicle can be applied to the fields of reconnaissance, aerial photography, agriculture, plant protection, micro-selfie, express delivery, disaster rescue, observation of wild animals, monitoring of infectious diseases, surveying and mapping, news reporting, power patrol, disaster relief, film and television shooting and romance making.

[0003] Through retrieval, in the prior art, the Chinese patent with patent publication number CN220884854U discloses "a telescopic folding unmanned aerial vehicle wing structure", which comprises a first wing and a second wing, a first connecting piece is fixedly connected to the inside left side of the first wing, the inside of the second wing is divided into a telescopic cavity and a sliding cavity by a partition plate, a third wing is slidably connected in the telescopic cavity, a sliding plate is slidably connected in the sliding cavity, a compression spring is arranged in the sliding cavity, the left side of the compression spring is fixedly connected with the inner wall of the sliding cavity, the right side of the compression spring is fixedly connected with the right wall of the sliding plate, a second connecting piece is fixedly connected to the right side of the sliding plate, the second connecting piece is rotatably connected with the first connecting piece through a rotating shaft, a plurality of limiting blocks are fixedly connected to the inside left side of the second wing, a plurality of sliding grooves are formed in the outer surface of the third wing, the unmanned aerial vehicle wing structure can adapt to different sizes and shapes of operation flight sites, can be more easily stored and carried, improves the utilization efficiency of the storage space, and reduces the cost and complexity of transportation, but still has the following defects:

[0004] (1) the existing wing is still arranged on the outside of the two sides of the unmanned aerial vehicle body even after being folded, and if collision occurs during carrying, the wing protruding from the side wall of the body will be directly impacted, the wing will be damaged, and the carrying space is increased;

[0005] (2) the existing propeller can only be folded with the wing, but the propeller is exposed outside the wing, cannot be completely folded and stored, and is prone to being touched during carrying, causing bending or deformation damage, and reducing the folding effect of the propeller of the unmanned aerial vehicle.

[0006] Therefore, we improve it and propose an unmanned aerial vehicle wind load resisting wing folding structure. UTILITY MODEL CONTENT

[0007] The utility model aims at the problems that the wing is still arranged on the outside of the two sides of the unmanned aerial vehicle body even after being folded and the propeller is exposed outside the wing, and cannot be completely folded and stored.

[0008] In order to achieve the above utility model purposes, the utility model provides the following technical scheme:

[0009] An unmanned aerial vehicle wind load wing folding structure is provided to improve the above problems.

[0010] The utility model provides specifically as follows:

[0011] Including the body, the body both sides are provided with folding subassembly, the folding subassembly surface is opened with the flow groove, folding subassembly inside is provided with the accommodation component,

[0012] The folding subassembly includes folding grooves opened on both sides of the body, a rotating shaft is arranged in the folding groove, and a wing is mounted on the outer side of the rotating shaft.

[0013] The accommodation component includes a propeller arranged in the center of the wing, a side groove is opened in the wing at the lateral position of the propeller, a screw rod is arranged in the side groove, a clamping plate is sleeved on the outer wall of the screw rod, and a knob is connected to the outer wall of the clamping plate.

[0014] As a preferred technical scheme of the utility model, a slot is opened on the upper end of the rotating shaft away from the center of the body, and a lock plate is movably arranged in the slot.

[0015] As a preferred technical scheme of the utility model, a bottom groove is opened on the lower side of the slot, and a bottom plate is arranged on the lower side of the lock plate and cooperates with the bottom groove.

[0016] As a preferred technical scheme of the utility model, an extension rod is arranged on the side wall of the bottom plate, and a spring is sleeved on the outer wall of the extension rod.

[0017] As a preferred technical scheme of the utility model, a limiting groove is opened on the side wall of the side groove, and a limiting plate is arranged on the side wall of the clamping plate and cooperates with the limiting groove.

[0018] As a preferred technical scheme of the utility model, the clamping lines arranged on the surface of the clamping plate near the propeller cooperate with the lines arranged on the side wall of the propeller.

[0019] As a preferred technical scheme of the utility model, the size of the folding groove cooperates with the size of the wing.

[0020] Compared with the prior art, the utility model has the advantages of:

[0021] In the scheme of the utility model:

[0022] 1. When the wings need to be opened, pull the lock plate outward to make it move in and out of the slot, drive the bottom plate to slide in the bottom slot, extrude the telescopic rod and the spring to make them shrink, make the rear end of the lock plate separate from the surface of the rotating shaft, pull the wings outward to make them rotate out of the folding slot, when the wings are opened, release the pulling force, the telescopic rod and the spring push the bottom plate backward to drive the lock plate to be clamped in the groove on the surface of the rotating shaft, and the wings are positioned, when folding, pull the lock plate to make it separate from the surface of the rotating shaft, push the wings backward to make them rotate into the folding slot, release the pulling force, and the lock plate is clamped on the surface of the rotating shaft, so that the wings are folded and positioned in the folding slot, which is convenient for folding the wings.

[0023] 2. When the wings are folded, pull the propeller to make it be accommodated in the wings, twist the knob to drive the screw to rotate, drive the clamping plate to move in the side slot towards the propeller through the thread engagement of the outer wall, and make the clamping groove on the surface of the clamping plate be clamped in the side wall of the propeller under the limitation of the limiting plate, so that the direction of the propeller is locked, and the propeller is stably accommodated in the wings and avoids shaking at will. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is an overall structure schematic view of the unmanned aerial vehicle wind load resisting wing folding structure provided by the utility model.

[0025] Figure 2 It is an overall structure schematic view of the unmanned aerial vehicle wind load resisting wing folding structure provided by the utility model.

[0026] Figure 3 It is a wing structure schematic view of the unmanned aerial vehicle wind load resisting wing folding structure provided by the utility model.

[0027] Figure 4 It is a folding assembly structure schematic view of the unmanned aerial vehicle wind load resisting wing folding structure provided by the utility model.

[0028] Figure 5 It is a folding assembly structure schematic view of the unmanned aerial vehicle wind load resisting wing folding structure provided by the utility model.

[0029] Indicated in the drawing: 1, machine body; 201, folding slot; 202, wing; 203, rotating shaft; 204, slot; 205, lock plate; 206, bottom slot; 207, bottom plate; 208, telescopic rod; 209, spring; 3, flow guide groove; 401, propeller; 402, side slot; 403, screw; 404, clamping plate; 405, knob; 406, limiting slot; 407, limiting plate. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments.

[0031] Therefore, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the claimed utility model, but only represents some embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the utility model.

[0032] It should be noted that the embodiments in the utility model and the features and technical solutions in the embodiments can be combined with each other without conflict.

[0033] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0034] As Figures 1-5 shown, the present embodiment proposes an unmanned aerial vehicle wind load resisting wing folding structure, comprising a body 1, folding assemblies are arranged on both sides of the body 1, flow guide grooves 3 are formed on the surfaces of the folding assemblies, storage assemblies are arranged inside the folding assemblies;

[0035] The folding assembly comprises folding grooves 201 formed on both sides of the body 1, a rotating shaft 203 is arranged inside the folding groove 201, and a wing 202 is mounted on the outer side of the rotating shaft 203;

[0036] The storage assembly comprises a propeller 401 arranged inside the center of the wing 202, a side groove 402 is formed inside the wing 202 at the lateral position of the propeller 401, a screw rod 403 is arranged inside the side groove 402, a clamping plate 404 is sleeved on the outer wall of the screw rod 403, and a knob 405 is connected to the outer wall of the clamping plate 404.

[0037] As Figure 4 shown, a slot 204 is formed on the upper end of the rotating shaft 203 away from the center of the body 1, a locking plate 205 is movably arranged inside the slot 204, the locking plate 205 is moved in and out of the slot 204 by pulling it outward, the bottom plate 207 is slid in the bottom groove 206, the telescopic rod 208 and the spring 209 are extruded to make them contract, the rear end of the locking plate 205 is separated from the surface of the rotating shaft 203, the wing 202 is pulled outward to rotate and extend out of the folding groove 201.

[0038] As Figure 4As shown, the bottom groove 206 is provided below the slot 204, and the bottom plate 207 is arranged below the lock plate 205 and cooperates with the bottom groove 206. The bottom plate 207 drives the lock plate 205 to be clamped on the surface pattern of the rotating shaft 203, and the wing 202 is opened and positioned. When folding is needed, the lock plate 205 is pulled to be separated from the surface of the rotating shaft 203, the wing 202 is pushed backward to rotate into the folding groove 201, the pulling force is released, the lock plate 205 is clamped on the surface of the rotating shaft 203, and the wing 202 is folded and positioned in the folding groove 201.

[0039] As shown in the figure, Figure 4 The side wall of the bottom plate 207 is provided with the telescopic rod 208, and the spring 209 is sleeved on the outer wall of the telescopic rod 208. The telescopic rod 208 and the spring 209 push the bottom plate 207 backward to drive the lock plate 205 to be clamped on the surface pattern of the rotating shaft 203, and the wing 202 is opened and positioned.

[0040] As shown in the figure, Figure 5 The side wall of the side groove 402 is provided with the limiting groove 406, and the side wall of the clamping plate 404 is provided with the limiting plate 407 which cooperates with the limiting groove 406. When the limiting plate 407 is embedded in the limiting groove 406, the clamping plate 404 is clamped on the side wall of the propeller 401, and the direction is locked.

[0041] As shown in the figure, Figure 5 The clamping pattern arranged on the surface of the clamping plate 404 near the propeller 401 cooperates with the pattern arranged on the side wall of the propeller 401, so that the clamping pattern on the surface of the clamping plate 404 is clamped on the side wall of the propeller 401, and the direction is locked, and the propeller 401 is stably stored in the wing 202.

[0042] As shown in the figure, Figure 2 The size of the folding groove 201 cooperates with the size of the wing 202. When folding is needed, the lock plate 205 is pulled to be separated from the surface of the rotating shaft 203, the wing 202 is pushed backward to rotate into the folding groove 201, the pulling force is released, the lock plate 205 is clamped on the surface of the rotating shaft 203, and the wing 202 is folded and positioned in the folding groove 201, and the folding of the wing 202 is facilitated.

[0043] Specifically, in use, when the wing 202 needs to be opened, the lock plate 205 is pulled outward to move in and out of the slot 204, the bottom plate 207 is slid in the bottom slot 206, the telescopic rod 208 and the spring 209 are pressed to make them shrink, the rear end of the lock plate 205 is separated from the surface of the rotating shaft 203, the wing 202 is pulled outward to rotate and extend out of the folding slot 201, when the wing 202 is opened, the pulling force on the lock plate 205 is released, the telescopic rod 208 and the spring 209 push the bottom plate 207 to drive the lock plate 205 to be clamped in the groove on the surface of the rotating shaft 203, the wing 202 is opened and positioned, when folding, the lock plate 205 is pulled to be separated from the surface of the rotating shaft 203, the wing 202 is pushed backward to rotate into the folding slot 201, the pulling force is released, the lock plate 205 is clamped on the surface of the rotating shaft 203, the wing 202 is folded and positioned in the folding slot 201, the wing 202 is folded conveniently, when the wing 202 is folded, the propeller 401 is pushed, the propeller 401 is stored in the wing 202, the knob 405 is twisted, the screw rod 403 connected with the knob 405 is rotated, the clamping plate 404 is moved in the side slot 402 toward the propeller 401 through the thread engagement on the outer wall, the clamping plate 404 is clamped in the groove on the side wall of the propeller 401 under the limitation of the limiting plate 407 embedded in the limiting slot 406, the direction of the propeller 401 is locked, the propeller 401 is stably stored in the wing 202, and the propeller 401 is prevented from shaking randomly.

[0044] All the technical features in the embodiment can be freely combined according to actual needs.

[0045] The above embodiment is a preferred implementation scheme of the utility model, and the utility model can also be implemented in other manners, and any obvious replacement without departing from the technical scheme concept is within the protection scope of the utility model.

Claims

1. An unmanned aerial vehicle wind load resistant wing folding structure comprising a body (1), characterized in that: The body (1) is provided with folding assemblies on both sides, the surface of the folding assembly is provided with a flow guide groove (3), and the folding assembly is internally provided with a storage assembly; The folding assembly includes folding grooves (201) opened on both sides of the body (1), the folding grooves (201) are internally provided with rotating shafts (203), and the rotating shafts (203) are externally mounted with airfoils (202); The storage assembly includes a propeller (401) internally arranged at the center of the airfoil (202), the airfoil (202) is internally provided with an edge groove (402) at the lateral position of the propeller (401), the edge groove (402) is internally provided with a screw rod (403), the screw rod (403) is externally fitted with a clamping plate (404), and the clamping plate (404) is externally connected with a knob (405).

2. The wind-resistant folding wing structure for a UAV of claim 1, wherein, The rotating shaft (203) is externally provided with a slot (204) away from the center of the body (1) on the upper end.

3. The wind-resistant folding wing structure for a UAV of claim 2, wherein, The slot (204) is internally movably provided with a locking plate (205).

4. The wind-resistant folding wing structure of claim 3, wherein, The slot (204) is internally movably provided with a locking plate (205).

5. The wind-resistant folding wing structure for UAVs of claim 1, wherein, The bottom plate (207) is internally movably provided with a locking plate (205).

6. The wind-resistant folding wing structure of claim 5, wherein, The edge groove (402) is internally movably provided with a locking plate (205).

7. The wind-resistant folding wing structure for UAVs of claim 1, wherein, The clamping plate (404) is externally provided with a clamping thread matched with the thread arranged on the side wall of the propeller (401). The size of the folding groove (201) is matched with the size of the airfoil (202).

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