CN221757745U - Folding unmanned aerial vehicle and beta structure thereof - Google Patents

Abstract

The application provides a folding unmanned aerial vehicle and a folding structure thereof, comprising: the fixing piece is connected with the machine body; the folding piece is hinged with the fixing piece; and the limiting piece is detachably connected between the fixing piece and the folding piece and can limit the relative rotation of the fixing piece and the folding piece so as to keep the folding structure in an unfolding posture and a folding posture. So, in folding unmanned aerial vehicle's folding process, need folding part can fold through this beta structure, keep at folding gesture through this beta structure, can make needs folding part keep at folding back gesture, inefficacy expansion when avoiding receiving external force interference is favorable to promoting folding unmanned aerial vehicle's accomodating, putting and transporting stability.

Description

Folding unmanned aerial vehicle and beta structure thereof

Technical Field

The application relates to the technical field of flight equipment, in particular to a folding unmanned aerial vehicle and a folding structure thereof.

Background

Along with unmanned aerial vehicle development, big load unmanned aerial vehicle is bigger and bigger, when reaching certain degree, traditional means of transportation like SUV, freight train etc. are difficult to transport and transport, need special means of transportation just can transport, and the cost of transportation increases, damages unmanned aerial vehicle in the transportation moreover easily, influences flight performance.

In the prior art, various parts of the unmanned aerial vehicle are generally detached and folded so as to be contained into a smaller volume. However, in the existing storage mode, the structures such as the foot stand or the hanging arm of the unmanned aerial vehicle can only be folded and stored, when the unmanned aerial vehicle is interfered by external force, the unmanned aerial vehicle is easy to fail and expand, so that the storage state of the unmanned aerial vehicle is unstable, and the unmanned aerial vehicle is not easy to put and transport.

Disclosure of utility model

In view of the above, the application provides a folding unmanned aerial vehicle and a folding structure thereof, which can solve the problem of unstable storage, placement and transportation of the unmanned aerial vehicle after folding.

In order to achieve the above purpose, the present application provides the following technical solutions:

a folding structure of a folding unmanned aerial vehicle, comprising:

The fixing piece is connected with the machine body;

The folding piece is hinged with the fixing piece;

And the limiting piece is detachably connected between the fixing piece and the folding piece and can limit the relative rotation of the fixing piece and the folding piece so as to keep the folding structure in an unfolding posture and a folding posture.

Optionally, the limiting part is provided with a plurality of limiting parts and is respectively connected to two sides of the fixing part and the folding part.

Optionally, the folding structure includes a pin shaft, the pin shaft is arranged in the fixing piece or the folding piece in a penetrating manner, and two end parts of the pin shaft are arranged in the limiting pieces in a penetrating manner.

Optionally, a plurality of first otic placodes are piled up to the tip stack of mounting, the tip stack of folding piece is provided with a plurality of second otic placodes, a plurality of first otic placodes with a plurality of second otic placodes are crisscross to set up to pass through articulated shaft through connection.

Optionally, the width of the first ear panel tapers in a direction away from the mount and the second ear panel tapers in a direction away from the fold.

Optionally, the fixing piece, the folding piece and the limiting piece are all made of metal materials.

A folding drone, comprising:

A body;

The foot rest and/or the hanging arm are connected to the machine body;

Wherein the foot rest and/or the hanging arm have a folding structure as described in any one of the above.

Optionally, the foot rest comprises:

One end of the fixed rod is connected with the machine body, and the other end of the fixed rod is connected with the fixed piece;

one end of the folding rod is connected with the folding piece;

the fixing rod is perpendicular to the side part of the machine body, and the folding rod is perpendicular to the fixing rod when the folding structure is in an unfolding posture and a folding posture.

Optionally, the foot rest includes bracing piece and a plurality of folding pole, a plurality of folding pole is kept away from the one end of beta structure all with the bracing piece is connected.

Optionally, the hanging arm includes:

a first arm having one end connected to the body and the other end connected to the fixing member;

a second arm, one end of which is connected with the folding piece;

The first arm is perpendicular to the side part of the fuselage, the first arm is parallel to the second arm when the folding structure is in an unfolding posture, and the first arm is perpendicular to the second arm when the folding structure is in a folding posture.

According to the folding unmanned aerial vehicle and the folding structure thereof, in the folding process of the folding unmanned aerial vehicle, the parts needing to be folded can be folded through the folding structure, and can be kept in the folded posture through the folding structure, so that the parts needing to be folded can be kept in the folded posture, the invalid unfolding when being interfered by external force is avoided, and the folding unmanned aerial vehicle is beneficial to improving the storage, placement and transportation stability of the folding unmanned aerial vehicle.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is an expanded schematic view of a folding drone shown in some embodiments;

FIG. 2 is a folding schematic of the folding drone shown in some embodiments;

FIG. 3 is a schematic view of a foot rest shown in some embodiments;

Fig. 4 is a schematic view of a folded structure shown in some embodiments.

In the figure: 1. a body; 2. a rotor assembly; 3. a wing assembly; 4. a foot rest; 5. a folding structure; 6. a hanging arm; 41. a fixed rod; 42. a folding bar; 43. a support rod; 51. a fixing member; 52. a folding member; 53. a limiting piece; 54. a first ear plate; 55. and a second ear plate.

Detailed Description

The following description of the embodiments of the present application 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 application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

As shown in fig. 1 to 4, the embodiment of the application provides a folding structure 5 of a folding unmanned aerial vehicle, through which each component of the folding unmanned aerial vehicle can be folded, that is, the folding structure 5 is arranged on the component to be folded. The components to be folded in the folding unmanned aerial vehicle include, but are not limited to, at least one of a foot rest 4 and a hanging arm 6, wherein the foot rest 4 is arranged on the body 1 and used for supporting the body 1 on the ground, and the hanging arm 6 is arranged on the body 1 and can be used for connecting the rotor wing assembly 2 and also can be used for connecting the wing assembly 3 or the tail wing assembly.

The folding structure 5 comprises a fixing element 51, a folding element 52 and a limiting element 53, wherein the fixing element 51 is connected to the fuselage 1, for example can be connected to the side or bottom of the fuselage 1, preferably the side of the fuselage 1; the folding member 52 is hinged to the fixing member 51, for example, one end of the fixing member 51 is connected to the body 1, and the other end is hinged to an end of the folding member 52, so that the folding member 52 can rotate relative to the fixing member 51 and the body 1, and when the folding member 52 rotates to the first position, the folding structure 5 is in the unfolded posture, and when the folding member 52 rotates to the second position, the folding structure 5 is in the folded posture.

The limiting member 53 is detachably connected between the fixing member 51 and the folding member 52, for example, the limiting member 53 is connected with the fixing member 51 and the folding member 52 by a detachable structure such as a pin or a screw or a latch. When the limiting piece 53 is detached from at least one of the fixing piece 51 and the folding piece 52, the limiting action of the limiting piece 53 is lost between the fixing piece 51 and the folding piece 52, so that the folding structure 5 can relatively rotate, and further the folding structure 5 can be converted between an unfolding posture and a folding posture; when the stopper 53 is simultaneously connected with the fixing member 51 and the folding member 52, the fixing member 51 and the folding member 52 are restrained from relative rotation by the stopper 53, thereby maintaining the folding structure 5 in the unfolded posture and the folded posture.

So, in folding unmanned aerial vehicle's folding process, need folding part can fold through this beta structure 5, keeps at folding gesture through this beta structure 5, can make the part that needs folding keep at folding gesture after, inefficacy expansion when avoiding receiving external force interference is favorable to promoting folding unmanned aerial vehicle's accomodating, putting and transporting stability.

In a further embodiment, the stop 53 is provided in a plurality, i.e. the same folding structure 5 has a plurality of stops 53, for example two or four. The limiting pieces 53 are respectively arranged on two sides of the fixing piece 51 and the folding piece 52, and when the limiting pieces 53 are connected with the fixing piece 51 and the folding piece 52, stress balance on two sides of the fixing piece 51 and the folding piece 52 can be improved, so that stability of the folding structure 5 is improved.

The two ends of the limiting piece 53 are respectively connected with the fixing piece 51 and the folding piece 52 through pin shafts, namely, at least two pin shafts are arranged, when the limiting piece 53 is connected with the fixing piece 51 and the folding piece 52, one pin shaft penetrates through one end of the limiting piece 53 and the fixing piece 51, and the other pin shaft penetrates through the other end of the limiting piece 53 and the folding piece 52. In this way, the pin shaft is penetrated and fixed, so that the limiting piece 53 is convenient to detach relative to the fixing piece 51 and the folding piece 52, and the folding efficiency is improved.

In the scheme that the limiting pieces 53 are provided with a plurality of limiting pieces 53, when the limiting pieces 53 are connected with the fixing pieces 51 and the folding pieces 52, the pin shafts sequentially penetrate through the limiting pieces 53, the fixing pieces 51/the folding pieces 52 and the limiting pieces 53, so that the middle parts of the pin shafts penetrate through the fixing pieces 51 or the folding pieces 52, the two end parts of the pin shafts penetrate through the limiting pieces 53 respectively, and connection balance of the limiting pieces 53 is guaranteed.

In some embodiments, the end portion of the fixing member 51 is provided with a plurality of first ear plates 54 in a stacked manner, for example, two or three first ear plates 54 are provided, and each of the plurality of first ear plates 54 protrudes from an end surface of the fixing member 51 adjacent to the folded member 52. The end of the folding member 52 is provided with a plurality of second ear panels 55 in a stacked manner, for example, two or three second ear panels 55 are provided, and the plurality of second ear panels 55 each protrude from an end surface of the folding member 52 adjacent to the fixing member 51. When the fixing member 51 is hinged to the folding member 52, the plurality of first ear plates 54 and the plurality of second ear plates 55 are staggered, so that one second ear plate 55 is embedded between two adjacent first ear plates 54, one first ear plate 54 is embedded between two adjacent second ear plates 55, the hinge shaft sequentially penetrates through and connects the plurality of first ear plates 54 and the plurality of second ear plates 55, and the hinge of the fixing member 51 and the folding member 52 is realized by hinging the plurality of first ear plates 54 and the plurality of second ear plates 55. In this way, the plurality of ear plates are laminated in a hinged manner, so that the fixing piece 51 and the folding piece 52 can be limited along the axial direction of the hinge shaft, and the balance of the fixing piece 51 and the folding piece 52 during relative rotation can be improved, so that the hinge of the fixing piece 51 and the folding piece 52 is more stable.

The width of the first ear plate 54 is tapered in a direction away from the fixing member 51, for example, the first ear plate 54 is provided with a semicircle shape, and a straight edge of the first ear plate 54 is connected with the fixing member 51, or the first ear plate 54 is provided with a triangle shape, and one edge of the first ear plate 54 is connected with the fixing member 51, where the first ear plate 54 is provided with an isosceles right triangle shape, and a hypotenuse of the first ear plate 54 is connected with the fixing member 51. Correspondingly, the width of the second ear plate 55 tapers in a direction away from the folding member 52, for example, the second ear plate 55 is provided with a semicircle, and a straight edge of the second ear plate 55 is connected with the folding member 52, or the second ear plate 55 is provided with a triangle, and one edge of the second ear plate 55 is connected with the folding member 52, where the second ear plate 55 is provided with an isosceles right triangle, and a hypotenuse of the second ear plate 55 is connected with the folding member 52. In this way, through the shape design of the first ear plate 54 and the second ear plate 55, the folding piece 52 and the fixing piece 51 can have a larger relative rotation angle, namely a larger folding angle, and more folding modes can be adapted, so that the folded size of the folding unmanned aerial vehicle is reduced.

The fixing piece 51, the folding piece 52 and the limiting piece 53 are all made of metal, of course, the fixing piece 51, the folding piece 52 and the limiting piece 53 can also be made of other wear-resistant and hard materials, so that the connection between the limiting piece 53 and the fixing piece 51 and the folding piece 52 is more stable and reliable, the fixing piece is also suitable for multiple rotation and disassembly, and the service life is prolonged.

The embodiment of the application also provides a folding unmanned aerial vehicle, which comprises a body 1, wherein at least one of a foot rest 4 and a hanging arm 6 is connected to the body 1, the foot rest 4 is used for supporting the body 1 on the ground, and the hanging arm 6 can be used for connecting a rotor wing assembly 2 and a wing assembly 3 or a tail wing assembly.

At least one of the foot rest 4 and the hanging arm 6 is provided with a folding structure 5, which folding structure 5 is the folding structure 5 in the above-described embodiment. So, at folding unmanned aerial vehicle's folding in-process, foot rest 4 or string arm 6 can fold through this beta structure 5, keeps at folding gesture through this beta structure 5, can make foot rest 4 or string arm 6 keep at folding gesture after, and the inefficacy is expanded when avoiding receiving external force interference, is favorable to promoting folding unmanned aerial vehicle's accomodating, put and transportation's stability.

In some embodiments, as shown in fig. 3 and 4, the stand 4 is provided with a folding structure 5. The foot rest 4 comprises a fixing rod 41 and a folding rod 42, one end of the fixing rod 41 is connected with the machine body 1, the other end of the fixing rod is connected with a fixing piece 51, one end of the folding rod 42 is connected with a folding piece 52, the folding rod 42 is hinged with the fixing piece 51 through the hinge joint of the folding piece 52 and the fixing piece 51, the rotation of the folding piece 52 and the fixing piece 51 is limited through a limiting piece 53, and the rotation of the folding rod 42 and the fixing rod 41 can be limited. For example, the fixing member 51 is fitted around the end portion of the fixing lever 41 and fixed thereto by a screw, and the folder 52 is fitted around the end portion of the folder 42 and fixed thereto by a bolt.

When the folding structure 5 is in the unfolded posture or the folded posture, the limiting piece 53 is connected with the fixing piece 51 and the folding piece 52, the folding rod 42 is perpendicular to the fixing rod 41, and meanwhile, the fixing rod 41 is perpendicular to the side part of the machine body 1, so that when the folding structure 5 is in the folded posture and the unfolded posture, the angle formed by the folding rod 42 and the fixing rod 41 is consistent, the folding rod 42 is parallel to the side part of the machine body 1, so that the foot rest 4 can support the machine body 1 in the vertical direction, the supporting effect is stable and reliable, the connecting position of the limiting piece 53 on the fixing piece 51 and the folding piece 52 is unchanged, and the limiting piece 53 is convenient to disassemble and assemble.

Wherein, foot rest 4 includes bracing piece 43, and folding rod 42, dead lever 41 and folding structure 5 are provided with a plurality ofly one to arrange along the extending direction of fuselage 1, and the extending direction of bracing piece 43 is unanimous with the extending direction of fuselage 1, and the one end that folding structure 5 was kept away from to a plurality of folding rods 42 is connected with bracing piece 43, like this, can connect into an organic whole a plurality of folding rods 42, a plurality of dead lever 41 and a plurality of folding structure 5 through a bracing piece 43, is favorable to promoting structural stability and holding area.

In other embodiments, the hanging arm 6 is provided with a folding structure 5. The hanging arm 6 comprises a first arm and a second arm, one end of the first arm is connected with the machine body 1, and the other end of the first arm is connected with the fixing piece 51; the second arm is connected at one end to the folding member 52 and at the other end to the rotor assembly 2 or tail assembly. The hinge of the first arm and the second arm is realized by the hinge of the folding member 52 and the fixing member 51, and the rotation of the first arm and the second arm can be limited by limiting the rotation of the folding member 52 and the fixing member 51 by the limiting member 53. For example, the fixing member 51 is fitted around the end portion of the first arm and fixed thereto by a screw, and the folding member 52 is fitted around the end portion of the second arm and fixed thereto by a bolt.

Wherein, the first arm is perpendicular with the lateral part of fuselage 1, and the first arm is parallel with the second arm when folding structure 5 is in the unfolding gesture to be convenient for with rotor subassembly 2 or fin subassembly for fuselage 1 unfold, the first arm is perpendicular with the second arm when folding structure 5 is in the folding gesture, so that with rotor subassembly 2 or fin subassembly for fuselage 1 folding. To achieve the above feature, a plurality of limiting members 53 of different lengths may be provided, or a plurality of sets of limiting holes for connecting both ends of the limiting members 53 with different pitches may be provided on the fixing member 51 and the folding member 52.

It should be noted that "parallel" in the present application is that one direction is parallel to the other direction, but is not limited to being absolutely parallel to the other direction, for example, one is close to the other, and the included angle is defined as being less than 2 degrees. The term "condition" herein is that one direction is perpendicular to the other direction, but is not limited to being absolutely perpendicular to both, such as one being approximately perpendicular to the other, defined herein as an included angle of less than 92 degrees and greater than 88 degrees.

The basic principles of the present application have been described above in connection with specific embodiments, but it should be noted that the advantages, benefits, effects, etc. mentioned in the present application are merely examples and not intended to be limiting, and these advantages, benefits, effects, etc. are not to be construed as necessarily possessed by the various embodiments of the application. Furthermore, the specific details disclosed herein are for purposes of illustration and understanding only, and are not intended to be limiting, as the application is not necessarily limited to practice with the above described specific details.

The block diagrams of the devices, apparatuses, devices, systems referred to in the present application are only illustrative examples and are not intended to require or imply that the connections, arrangements, configurations must be made in the manner shown in the block diagrams. As will be appreciated by one of skill in the art, the devices, apparatuses, devices, systems may be connected, arranged, configured in any manner. Words such as "including," "comprising," "having," and the like are words of openness and mean "including but not limited to," and are used interchangeably therewith. The terms "or" and "as used herein refer to and are used interchangeably with the term" and/or "unless the context clearly indicates otherwise. The term "such as" as used herein refers to, and is used interchangeably with, the phrase "such as, but not limited to.

It is also noted that in the apparatus, devices and methods of the present application, the components or steps may be disassembled and/or assembled. Such decomposition and/or recombination should be considered as equivalent aspects of the present application.

The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present application. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the application. Thus, the present application is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

It should be understood that the terms "first", "second", "third", "fourth", "fifth" and "sixth" used in the description of the embodiments of the present application are used for more clearly describing the technical solutions, and are not intended to limit the scope of the present application.

The foregoing description has been presented for purposes of illustration and description. Furthermore, this description is not intended to limit embodiments of the application to the form disclosed herein. Although a number of example aspects and embodiments have been discussed above, a person of ordinary skill in the art will recognize certain variations, modifications, alterations, additions, and subcombinations thereof.

Claims (10)

1. A folding structure of a folding unmanned aerial vehicle, comprising:

The fixing piece is connected with the machine body;

The folding piece is hinged with the fixing piece;

And the limiting piece is detachably connected between the fixing piece and the folding piece and can limit the relative rotation of the fixing piece and the folding piece so as to keep the folding structure in an unfolding posture and a folding posture.

2. The folding structure according to claim 1, wherein the stopper is provided in plurality and is connected to both sides of the fixing member and the folding member by being connected thereto, respectively.

3. The folding structure according to claim 2, characterized in that the folding structure includes a pin shaft that is penetrated in the fixing member or the folding member, and both end portions of the pin shaft are penetrated in the plurality of limiting members.

4. The folding structure according to claim 1, wherein the end portion of the fixing member is provided with a plurality of first ear panels in a stacked manner, the end portion of the folding member is provided with a plurality of second ear panels in a stacked manner, and the plurality of first ear panels and the plurality of second ear panels are disposed alternately and are connected through a hinge shaft.

5. The folding structure of claim 4, wherein the width of the first ear panel tapers in a direction away from the securing member and the second ear panel tapers in a direction away from the folding member.

6. The folding structure of claim 4, wherein the fixing member, the folding member and the limiting member are all made of metal.

7. A folding unmanned aerial vehicle, comprising:

A body;

The foot rest and/or the hanging arm are connected to the machine body;

Wherein the foot rest and/or the hanging arm has a folded configuration as claimed in any one of claims 1 to 6.

8. The folding drone of claim 7, wherein the foot stand includes:

One end of the fixed rod is connected with the machine body, and the other end of the fixed rod is connected with the fixed piece;

one end of the folding rod is connected with the folding piece;

the fixing rod is perpendicular to the side part of the machine body, and the folding rod is perpendicular to the fixing rod when the folding structure is in an unfolding posture and a folding posture.

9. The folding drone of claim 8, wherein the foot rest includes a support bar and a plurality of folding bars, wherein ends of the plurality of folding bars remote from the folding structure are each connected to the support bar.

10. The folding drone of claim 7, wherein the hanging arm includes:

a first arm having one end connected to the body and the other end connected to the fixing member;

a second arm, one end of which is connected with the folding piece;

The first arm is perpendicular to the side part of the fuselage, the first arm is parallel to the second arm when the folding structure is in an unfolding posture, and the first arm is perpendicular to the second arm when the folding structure is in a folding posture.