Triangular supporting reinforcing body for unmanned aerial vehicle

Abstract

The utility model discloses a triangle support reinforcing body for unmanned aerial vehicle, including two arm folding mechanism, undercarriage t-branch pipe and support rod, the outer wall of arm casing pipe of each arm folding mechanism is provided with undercarriage reinforcing connection point location, and the outer wall of the inclined connection pipe of undercarriage t-branch pipe is provided with arm connection point location. The undercarriage three-way pipe is located between the two arm folding mechanisms and located below the two arm folding mechanisms, and the arm connecting point of one arm folding mechanism is connected with one arm connecting point of the inclined connecting pipe through a supporting rod. And the other arm connecting point of the inclined connecting pipe is connected with the undercarriage reinforcing connecting point of the other arm folding mechanism through a supporting rod. A landing gear three-way pipe and a supporting rod are used at the corner of the landing gear of the unmanned aerial vehicle to be connected with two corresponding arm folding mechanisms to form a triangular structure, and the stability of the unmanned aerial vehicle is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to unmanned plane technical field, concretely relates to a triangular support reinforcing body for unmanned plane. BACKGROUND

[0002] The unmanned plane has an arm and a landing gear, the arm is folded by using an arm folding piece, and the landing gear is connected by a tee pipe, but the arm and the landing gear are relatively independent, so that the strength of the whole unmanned plane is limited. CONTENT

[0003] The utility model provides a triangular support reinforcing body for unmanned plane, through the connection between the landing gear tee pipe and the arm, a stable triangular structure is formed, the strength of the unmanned plane is improved, and the above-mentioned deficiencies in the prior art are solved.

[0004] The utility model adopts the technical scheme that:

[0005] A triangular support reinforcing body for unmanned plane, including two arm folding mechanisms, landing gear tee pipe and support rod, the outer wall of the arm sleeve pipe of each arm folding mechanism is equipped with landing gear reinforcing connection point, the outer wall of the inclined connecting pipe of landing gear tee pipe is equipped with arm connection point, the landing gear tee pipe is located between two arm folding mechanisms, and the landing gear tee pipe is below two arm folding mechanisms, the arm connection point of one arm folding mechanism is connected with the arm connection point of one arm folding mechanism of the inclined connecting pipe through the support rod, and the arm connection point of the inclined connecting pipe is connected with the landing gear reinforcing connection point of the other arm folding mechanism through the support rod. Landing gear tee pipe, support rod and corresponding two arm folding mechanisms are connected to form a triangular structure at the corner of the unmanned plane landing gear, and the stability of the unmanned plane is improved.

[0006] As a preferred scheme of the utility model, a transverse reinforcing rod is arranged between the two arm folding mechanisms, the transverse reinforcing rod connects between the adjacent two arms, and the transverse connecting force between the arms is enhanced. As a preferred scheme of the utility model, the arm folding mechanism comprises two arm folding structures that are hingedly connected, each arm folding structure comprises at least one arm sleeve pipe, and the landing gear reinforcing connection point is arranged on the outer wall of the arm sleeve pipe. The arm folding structure can be turned around the hinge shaft so that the arm inserted into the arm sleeve pipe can be folded, and the landing gear reinforcing connection point arranged on the arm sleeve pipe provides a mounting position for the inclined support between the arm and the landing gear tee pipe.

[0007] As a preferred scheme of the utility model, the contact end of the two arm folding structures is provided with two hinge shafts, and the arrangement direction of the hinge shaft is perpendicular to the axis direction of the arm sleeve pipe. The two hinge shafts enable the arm folding structure to select one hinge shaft to realize folding at will, and the folding convenience is improved.

[0008] As a preferred scheme of the utility model, each machine arm folding structure includes at least two machine arm sleeves, and the machine arm sleeves are arranged in parallel; a landing gear reinforcing connecting point is arranged on the outer wall of one machine arm sleeve. The machine arm sleeves of two machine arm folding structures correspond to each other and are interconnected, each machine arm folding structure has two or more machine arm sleeves, at least two machine arms can be inserted at a time, and the torsional resistance and strength of the machine arms are enhanced. The machine arm sleeves are also provided with weight reduction holes.

[0009] As a preferred scheme of the utility model, reinforcing connecting plates are arranged between the machine arm sleeves of the same machine arm folding structure, and machine arm reinforcing connecting points are arranged on the reinforcing connecting plates. Transverse reinforcing rods are connected to the machine arm reinforcing connecting points between the adjacent two machine arm folding structures. The transverse reinforcing rods enhance the transverse connecting strength between the machine arms. The reinforcing connecting plates are provided with weight reduction holes.

[0010] As a preferred scheme of the utility model, a plurality of gap-eliminating locking structures are arranged at the contact ends of the two machine arm folding structures. The purpose of the gap-eliminating locking structures is to reduce the contact gap between the two machine arm folding structures as much as possible.

[0011] As a preferred scheme of the utility model, the landing gear tee pipe includes an inclined connecting pipe and a straight connecting pipe, the inclined connecting pipe and the straight connecting pipe are communicated, and the straight connecting pipe is of a split structure. The inclined connecting pipe is used for assembling with the landing gear inclined pipe, the straight connecting pipe is used for assembling with the landing gear transverse pipe, and the straight connecting pipe is arranged in a split structure to facilitate the assembly of the landing gear transverse pipe.

[0012] As a preferred scheme of the utility model, the end of the inclined connecting pipe away from the straight connecting pipe is provided with a locking opening, and locking blocks are arranged on the two sides of the locking opening. The locking opening is arranged to facilitate the installation of the landing gear inclined pipe, and the landing gear inclined pipe is fixed in the inclined connecting pipe through the locking blocks after installation.

[0013] The utility model can connect the landing gear inclined pipe, the landing gear transverse pipe and the machine arm through the landing gear tee pipe, the machine arm folding mechanism and the supporting rod to form a stable triangular reinforcing structure, and the transverse reinforcing rod and the two supporting rods also form a stable triangular structure through the additional transverse reinforcing rod between the two machine arm folding mechanisms, the landing gear inclined pipe assembled at the inclined connecting pipe forms a triangular pyramid structure with the two supporting rods and the machine arm folding mechanism, and the assembly strength of the unmanned aerial vehicle is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0015] Figure 1 The structure diagram of the present application.

[0016] Figure 2 The assembly diagram of the present application.

[0017] Figure 3 The structure diagram of the arm folding mechanism of the present application Figure 1 .

[0018] Figure 4 The structure diagram of the arm folding mechanism of the present application Figure 2 .

[0019] Figure 5 The structure diagram of the arm folding mechanism of the present application Figure 3 . Specific implementation

[0020] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0021] Embodiment:

[0022] A triangular support reinforcing body for a UAV, as shown in Figure 1 and 2 , comprising two arm folding mechanisms 1, a landing gear tee pipe 2 and a support rod 3.

[0023] The arm folding mechanism 1 comprises two arm folding structures connected by a hinge, each arm folding structure comprises at least one arm sleeve 101, and only one arm sleeve can be provided, or more than two arm sleeves can be provided, and two arm sleeves are taken as an example for display in the embodiment, and the two arm sleeves 101 of the same arm folding structure are arranged in parallel; and the two arm sleeves 101 of the same arm folding structure are provided with a reinforcing connecting plate 103, and the reinforcing connecting plate 103 is provided with a weight-reducing hole, and similarly, the arm sleeve is also provided with a weight-reducing hole, and the purpose is to reduce the weight.

[0024] And the reinforcing connecting plate 103 is provided with a mechanical arm reinforcing connecting point 104. Adjacent two mechanical arm folding structures are connected by a transverse reinforcing rod through the mechanical arm reinforcing connecting point. The transverse reinforcing rod enhances the transverse connection strength between the mechanical arms.

[0025] The two mechanical arm folding structures in the embodiment are a first mechanical arm folding mechanism A and a second mechanical arm folding mechanism B, as shown in the figure. Figures 3-5 The first mechanical arm folding mechanism includes two mechanical arm sleeves 101 and a first connecting end plate 105. The first mechanical arm folding mechanism is closer to the unmanned aerial vehicle landing gear when assembled and used. The first connecting end plate 105 is provided with a mechanical arm accommodation hole. One end of the first connecting end plate 105 is provided with a first hinge sleeve I 1051, and the other end is provided with a first hinge sleeve II 1052. Four locking blocks 107 are symmetrically arranged around the first hinge sleeve I and the first hinge sleeve II. Four locking blocks are used as an example in the embodiment, and a landing gear reinforcing connecting point 102 is arranged on the outer wall of one of the mechanical arm sleeves 101. In the embodiment, the landing gear reinforcing connecting point 102 is provided in two places, each in the form of a connecting lug. The mechanical arm reinforcing connecting point 104 is symmetrically arranged on both sides of the middle position of the reinforcing connecting plate 103 and is also in the form of a connecting lug.

[0026] The second mechanical arm folding mechanism includes two mechanical arm sleeves 101 and a second connecting end plate 106. The pipe wall of the mechanical arm sleeve 101 at this position is provided with an adjusting opening 108. The adjusting opening facilitates the insertion of the mechanical arm, and after insertion, the adjusting opening is locked. The adjusting locking structure used is the same as the principle of a hoop.

[0027] The second connecting end plate 106 is also provided with a mechanical arm accommodation hole. One end of the second connecting end plate 106 is provided with a second hinge sleeve I 1061, and the other end is provided with a second hinge sleeve II 1062. The first hinge sleeve I 1051 and the second hinge sleeve I 1061 are aligned to install a first rotating shaft, which is a hinge shaft. The first hinge sleeve II 1052 and the second hinge sleeve II 1062 are aligned to install a second rotating shaft, which is another hinge shaft. The directions of the two hinge shafts are perpendicular to the axis direction of the mechanical arm sleeve. The two hinge shafts make the two mechanical arm folding structures more convenient to fold, and the appropriate hinge shaft is selected according to the use scene to complete the folding.

[0028] The second connecting end plate 106 is provided with locking blocks 107 outside the four sides of the second hinge sleeve I and the second hinge sleeve II, which are aligned with the locking blocks on the first connecting end plate 105 one by one, and each locking block is locked by a bolt and a nut after alignment, and the locking bolt arranged at the locking block 107 is parallel to the axis of the arm sleeve; the locking hole 109 is also arranged at the position where the first connecting end plate 105 and the second connecting end plate 106 contact, and the locking bolt at the locking hole is perpendicular to the axis of the arm sleeve. The first connecting end plate and the second connecting end plate are locked in both the parallel direction and the vertical direction of the arm sleeve, so as to reduce the gap between the first connecting end plate and the second connecting end plate.

[0029] After assembly, the arm sleeves of the two arm folding structures correspond to each other and communicate with each other, and when folding is needed, the first rotating shaft can be removed, the second connecting end plate 106 is folded downward to realize folding, and the second rotating shaft can also be removed, the second connecting end plate 106 is folded upward to realize folding, and any direction of folding can be selected according to needs, thereby improving the applicability and convenience of folding.

[0030] The landing gear three-way pipe 2 comprises an inclined connecting pipe 201 and a straight connecting pipe 203, as shown in Figure 1 and 2 The inclined connecting pipe 201 and the straight connecting pipe 203 communicate with each other, and the straight connecting pipe 203 is of a split structure. The inclined connecting pipe is used for assembling with the landing gear inclined pipe 5, and in order to facilitate the insertion of the landing gear inclined pipe 5, the end of the inclined connecting pipe 201 away from the straight connecting pipe is provided with a locking opening, and locking blocks are arranged on both sides of the locking opening. The arrangement of the locking opening facilitates the installation of the landing gear inclined pipe, and after installation, the landing gear inclined pipe is fixed in the inclined connecting pipe through the locking blocks.

[0031] And the arm connecting point 202 is arranged on the outer wall surface of the inclined connecting pipe 201, preferably two, the two arm connecting points 202 have an included angle and radiate outward along the radial direction of the inclined connecting pipe. The arm connecting point 202 is arranged in the structure of a connecting lug.

[0032] The straight connecting pipe 203 is used for assembling with the landing gear transverse pipe 6, and the straight connecting pipe is arranged in a split structure to facilitate the assembly of the landing gear transverse pipe. This embodiment takes a two-piece split structure as an example for demonstration, comprising a first sub-connecting pipe 2031 and a second sub-connecting pipe 2032, and the first sub-connecting pipe 2031 communicates with the inclined connecting pipe 201; the first sub-connecting pipe 2031 and the second sub-connecting pipe 2032 are connected in a split manner. In this embodiment, locking blocks are arranged at the split contact positions of the first sub-connecting pipe 2031 and the second sub-connecting pipe 2032, and the locking blocks are fixed by locking bolts, and of course other existing fixing methods can also be used, as long as the first sub-connecting pipe and the second sub-connecting pipe are fixed together in a split manner.

[0033] In actual assembly, as shown in Figure 1 and 2 Since the landing gear tee pipe 2 is located below and between the two wing folding mechanisms, one landing gear tee pipe 2 can connect the two wing folding mechanisms to form a triangular structure. One wing connecting point 202 on the inclined connecting pipe 201 is connected with a support rod 3, the other end of the support rod 3 is connected with a landing gear reinforcing connecting point on the corresponding wing sleeve, the other wing connecting point 202 on the inclined connecting pipe 201 is connected with another support rod 3, the other end of the support rod 3 is connected with the landing gear reinforcing connecting point of the other wing folding mechanism, and a transverse reinforcing rod 4 is installed between the wing connecting points of the two wing folding mechanisms, which connects the adjacent two wings and enhances the transverse connecting force between the wings.

[0034] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0035] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art within the technical range disclosed by the present application, according to the technical scheme and the inventive concept of the present application, can make equivalent replacement or change, which should be covered within the protection scope of the present application.

Claims

1. A triangular support reinforcement for unmanned aerial vehicles (UAVs), characterized in that: It includes two arm folding mechanisms (1), a landing gear tee tube (2) and a support rod (3). The outer wall of the arm sleeve (101) of each arm folding mechanism (1) is provided with a landing gear reinforcement connection point (102). The outer wall of the inclined connecting tube (201) of the landing gear tee tube (2) is provided with an arm connection point (202). The landing gear tee tube (2) is located between the two arm folding mechanisms (1) and is located below the two arm folding mechanisms (1). The arm connection point (202) of one arm folding mechanism (1) is connected to one arm connection point (202) of the inclined connecting tube (201) through the support rod (3). The other arm connection point (202) of the inclined connecting tube (201) is connected to the landing gear reinforcement connection point (102) of the other arm folding mechanism (1) through the support rod (3).

2. The triangular support reinforcement for UAVs according to claim 1, characterized in that: A transverse reinforcing bar (4) is provided between the two arm folding mechanisms.

3. The triangular support reinforcement for UAVs according to claim 2, characterized in that: The arm folding mechanism (1) includes two arm folding structures that are hinged together. Each arm folding structure includes at least one arm sleeve (101), and landing gear reinforcement connection points (102) are provided on the outer wall of the arm sleeve (101).

4. The triangular support reinforcement for UAVs according to claim 3, characterized in that: Two hinge shafts are provided at the contact ends of the two folding arm structures, and the direction of the hinge shafts is perpendicular to the axis of the arm sleeve.

5. The triangular support reinforcement for UAVs according to claim 4, characterized in that: Each arm folding structure includes at least two arm sleeves (101) arranged in parallel with each other; a landing gear reinforcement connection point (102) is provided on the outer wall of one arm sleeve (101).

6. The triangular support reinforcement for UAVs according to claim 5, characterized in that: A reinforcing connecting plate (103) is provided between the arm sleeves of the same arm folding structure, and the reinforcing connecting plate (103) is provided with arm reinforcing connection points (104).

7. The triangular support reinforcement for UAVs according to claim 6, characterized in that: Several gap-eliminating locking structures are provided at the contact ends of the two arm folding structures.

8. The triangular support reinforcement for UAVs according to any one of claims 1-7, characterized in that: The landing gear tee tube (2) includes an inclined connecting tube (201) and a straight connecting tube (203), which are connected to each other. The straight connecting tube (203) is an assembled structure.

9. The triangular support reinforcement for UAVs according to claim 8, characterized in that: The inclined connecting pipe (201) has a locking opening at the end away from the straight connecting pipe, and locking blocks are provided on both sides of the locking opening.

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