CN220721419U

CN220721419U - Unmanned rotor aircraft horn folding structure

Info

Publication number: CN220721419U
Application number: CN202420354728.3U
Authority: CN
Inventors: 张丽; 樊江; 顾卫平
Original assignee: Shaanxi Dexin Intelligent Technology Co ltd
Current assignee: Shaanxi Dexin Intelligent Technology Co ltd
Priority date: 2024-02-27
Filing date: 2024-02-27
Publication date: 2024-04-05
Anticipated expiration: 2034-02-27

Abstract

The application discloses a rotor unmanned aerial vehicle horn folding structure, including horn, butt joint, casing, locking piece and elastic component; the rotary wing is arranged at the other end of the horn, the end part of the butt joint is rotatably arranged in the shell, and the shell is arranged on the body of the unmanned aerial vehicle; the end part of the butt joint is provided with a vertical hole, and the inner wall of the vertical hole is provided with a limit groove penetrating through the upper end and the lower end of the vertical hole; the locking piece set up in the vertical hole, the spacing post joint of locking piece lateral wall in the spacing inslot, the upper end of locking piece stretches out the top of casing, the roof in the casing be provided with spacing post upper end complex locking groove, be provided with between the lower extreme of locking piece with be provided with between the diapire in the casing the elastic component. The rotor unmanned vehicles horn beta structure among the prior art has been solved to this application adopts bolt fastening more, and has the inconvenient problem of dismouting.

Description

Unmanned rotor aircraft horn folding structure

Technical Field

The application belongs to unmanned vehicles technical field, concretely relates to unmanned vehicles horn beta structure of rotor.

Background

The rotor unmanned aerial vehicle is a special unmanned aerial vehicle with three or more rotor shafts. The unmanned rotorcraft drives the rotor through the rotation of the motor on each shaft, thereby generating lift force. The relative rotation speed among different rotors can be changed, so that the single-shaft propulsion force can be changed, and the running track of the aircraft can be controlled. The motor is installed in unmanned vehicles's frame through the horn, and the horn adopts the horn beta structure to install more. The folding structure of the horn enables the horn to have two states of folding and unfolding, and is convenient to store. The existing horn folding structure is fixed by bolts or buckles and pin shafts, so that the problem of inconvenient disassembly and assembly exists.

Disclosure of Invention

According to the rotor unmanned aerial vehicle horn folding structure, the problem that the rotor unmanned aerial vehicle horn folding structure is fixed by bolts and is inconvenient to assemble and disassemble in the prior art is solved.

In order to achieve the above purpose, the embodiment of the utility model provides a folding structure of a rotor unmanned aerial vehicle horn, which comprises a horn, a butt joint, a shell, a locking piece and an elastic piece;

the rotary wing is arranged at the other end of the horn, the end part of the butt joint is rotatably arranged in the shell, and the shell is arranged on the body of the unmanned aerial vehicle;

the end part of the butt joint is provided with a vertical hole, and the inner wall of the vertical hole is provided with a limit groove penetrating through the upper end and the lower end of the vertical hole;

the locking piece set up in the vertical hole, the spacing post joint of locking piece lateral wall in the spacing inslot, the upper end of locking piece stretches out the top of casing, the roof in the casing be provided with spacing post upper end complex locking groove, be provided with between the lower extreme of locking piece with be provided with between the diapire in the casing the elastic component.

In one possible implementation manner, the butt joint is provided with annular grooves at the upper end and the lower end of the vertical hole, and annular platforms are arranged on the top wall in the shell and the bottom wall in the shell and are clamped in the corresponding annular grooves.

In one possible implementation manner, the elastic piece is a spring, the upper end of the spring is fixed in the blind hole at the lower end of the locking piece, a fixed column is arranged at the center of the annular table at the bottom wall of the shell, and the lower end of the spring is sleeved on the fixed column.

In one possible implementation manner, a lower arc-shaped limiting table is arranged on the upper portion of the annular table of the bottom wall of the shell, an upper arc-shaped limiting table matched with the lower arc-shaped limiting table is arranged in the annular groove at the lower end of the butt joint, and the upper arc-shaped limiting table and the lower arc-shaped limiting table are arranged in a coplanar mode.

In one possible implementation manner, the elastic piece is a torsion spring, and a force arm at the lower end of the torsion spring is clamped at a notch of the annular table at the bottom wall of the shell.

In one possible implementation manner, the inner wall of the vertical hole is provided with an anti-falling groove, the top of the anti-falling groove is located at the middle upper part of the vertical hole, and the anti-falling block of the side wall of the locking piece is clamped in the anti-falling groove.

In one possible implementation, the housing includes a lower half shell and an upper top plate; the lower half shell is connected with the upper top plate through a bolt assembly, and an opening for the butt joint to pass through is formed in one side of the lower half shell.

One or more technical solutions provided in the embodiments of the present utility model at least have the following technical effects or advantages:

the embodiment of the utility model provides a folding structure of a rotor unmanned aerial vehicle horn, which is characterized in that when the horn is in a storage state, the upper end of a limiting column is clamped in a locking groove, a locking piece is pressed, an elastic piece is compressed, the limiting column slides in the limiting groove, after the upper end of the limiting column is separated from the locking groove, an abutting joint is rotated, the abutting joint drives the horn to be unfolded, after the horn is unfolded in place, a locking piece is loosened, the elastic piece is reset to enable the locking piece to move upwards, and when the upper end of the limiting column is clamped in the locking groove again, the position of the horn is further fixed. When the horn is stored, the locking piece is pressed, the upper end of the limiting column is separated from the locking groove, then the butt joint is rotated, after the horn is stored in place, the locking piece is loosened, and when the upper end of the limiting column is clamped in the locking groove again, the position of the horn is fixed. The folding structure of the horn has the advantages of strong practicability, low operation difficulty for users, high reliability in the storage and unfolding states of the horn, convenience in disassembly and assembly, and wide application range. The utility model solves the problem that the folding structure of the rotor unmanned aerial vehicle horn is fixed by bolts in the prior art, and the disassembly and assembly are inconvenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments described in the present application, and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

Fig. 1 is a schematic structural diagram of a folding structure of a rotor unmanned aerial vehicle horn according to an embodiment of the present utility model.

Fig. 2 is a cross-sectional view of a housing and a docking head provided in an embodiment of the present utility model.

Fig. 3 is an exploded schematic view of a folding structure of a rotor unmanned aerial vehicle horn according to an embodiment of the present utility model.

Fig. 4 is an explosion schematic diagram II of a folding structure of a rotor unmanned aerial vehicle horn according to an embodiment of the present utility model.

Reference numerals: 1-a horn; 2-butt joint; 3-a housing; 4-vertical holes; 5-a limit groove; 6-locking member; 7-a limit column; 8-locking grooves; 9-an elastic member; 10-ring grooves; 11-ring table; 12-blind holes; 13-fixing the column; 14-a lower arc limiting table; 15-an upper arc limiting table; 16-notch; 17-an anti-falling groove; 18-an anti-falling block; 19-lower half shell; 20-upper top plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. 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.

In the description of the embodiments of the present utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

As shown in fig. 1 to 4, the folding structure of the rotor unmanned aerial vehicle horn provided by the embodiment of the utility model comprises a horn 1, a butt joint 2, a shell 3, a locking piece 6 and an elastic piece 9.

The butt joint 2 is installed to the one end of horn 1, and the rotor is installed to the other end of horn 1, and the tip rotation of butt joint 2 is installed in casing 3, and casing 3 is installed on unmanned vehicles's fuselage.

The end of the butt joint 2 is provided with a vertical hole 4, and the inner wall of the vertical hole 4 is provided with a limit groove 5 penetrating through the upper end and the lower end of the vertical hole.

The locking piece 6 sets up in perpendicular hole 4, and the spacing post 7 joint of locking piece 6 lateral wall is in spacing groove 5, and the top of casing 3 is stretched out to the upper end of locking piece 6, and the roof in the casing 3 is provided with the locking groove 8 with spacing post 7 upper end complex, is provided with elastic component 9 between the diapire in the lower extreme of locking piece 6 and the casing 3.

It should be noted that, when the horn 1 is in the state of accomodating, the upper end joint of spacing post 7 is in locking groove 8, presses locking piece 6, and elastic component 9 compresses, and spacing post 7 slides in spacing groove 5, and after the upper end of spacing post 7 breaks away from locking groove 8, rotate butt joint 2, butt joint 2 drives horn 1 and expandes, and after horn 1 expandes in place, not hard up locking piece 6, elastic component 9 resets and makes locking piece 6 shift up, and when the upper end joint of spacing post 7 in locking groove 8 again, and then fixes the position of horn 1. When the horn 1 is stored, the locking piece 6 is pressed, the upper end of the limiting column 7 is separated from the locking groove 8, then the butt joint 2 is rotated, after the horn 1 is stored in place, the locking piece 6 is loosened, and when the upper end of the limiting column 7 is clamped in the locking groove 8 again, the position of the horn 1 is fixed. The folding structure of the horn has the advantages of strong practicability, low operation difficulty for users, high reliability in the storage and unfolding states of the horn, convenience in disassembly and assembly, and wide application range.

In this embodiment, the butt joint 2 is provided with annular grooves 10 at the upper end and the lower end of the vertical hole 4, and the top wall in the housing 3 and the bottom wall in the housing 3 are provided with annular platforms 11, and the annular platforms 11 are clamped in the corresponding annular grooves 10.

The annular table 11 and the annular groove 10 are in rotation fit, so that the butt joint 2 is rotatably installed in the housing 3.

In this embodiment, the elastic member 9 is a spring, the upper end of the spring is fixed in the blind hole 12 at the lower end of the locking member 6, the center of the annular table 11 at the bottom wall of the housing 3 is provided with a fixing column 13, and the lower end of the spring is sleeved on the fixing column 13.

It should be noted that, the fixed column 13 plays a role of limiting and preventing the falling off, and the spring has high reliability and is not easy to damage. The elastic member 9 of this embodiment may also be a rubber block.

In this embodiment, a lower arc-shaped limiting table 14 is arranged on the upper portion of the annular table 11 of the bottom wall of the housing 3, an upper arc-shaped limiting table 15 matched with the lower arc-shaped limiting table 14 is arranged in the annular groove 10 at the lower end of the butt joint 2, and the upper arc-shaped limiting table 15 and the lower arc-shaped limiting table 14 are arranged in a coplanar manner.

It should be noted that, the upper arc-shaped limiting table 15 and the lower arc-shaped limiting table 14 are arranged in a coplanar manner, that is, when the butt joint 2 rotates to a set angle, the upper arc-shaped limiting table 15 and the lower arc-shaped limiting table 14 are abutted, so that the use requirement of limiting the butt joint 2 is met, the butt joint 2 comprises two directions of clockwise limiting and anticlockwise limiting, and the directions correspond to the unfolding and storage states of the arm 1 respectively.

In this embodiment, the elastic member 9 is a torsion spring, and a force arm at the lower end of the torsion spring is clamped at the notch 16 of the annular table 11 at the bottom wall of the housing 3. When the arm 1 is stored, the torsion spring is in a torsion state, after the locking piece 6 is pressed, the arm 1 is unfolded in place under the action of the spring, and when the arm 1 is stored, a user applies force to retract the arm 1, and meanwhile, the torsion spring is converted into a torsion state.

It should be noted that, the coils of the torsion spring of this embodiment have a pitch with a set pitch, so that the elastic member 9 can not only realize the function of the compression spring, but also satisfy the function of the torsion spring, and such a spring structure is in the prior art, and this embodiment will not be further described.

In this embodiment, the inner wall of the vertical hole 4 is provided with an anti-falling groove 17, the top of the anti-falling groove 17 is located at the middle upper part of the vertical hole 4, and the anti-falling block 18 of the side wall of the locking piece 6 is clamped in the anti-falling groove 17.

When the locking member 6 moves up and down, the locking piece 18 slides in the locking groove 17, and the top of the locking groove 17 is located at the middle upper portion of the vertical hole 4, so that the locking member 6 does not come out from the top of the housing 3.

In this embodiment, the housing 3 includes a lower half shell 19 and an upper top plate 20. The lower half shell 19 and the upper top plate 20 are connected by a bolt assembly, and one side of the lower half shell 19 is provided with an opening through which the butt joint 2 passes.

It should be noted that, the lower half shell 19 includes a bottom plate, three side plates and a top plate that are connected, the upper top plate 20 includes a top plate and a side plate that are connected, the top plate of the lower half shell 19 and the top plate of the upper top plate 20 are connected and fixed, one of the side plates of the lower half shell 19 and the side plate of the upper top plate 20 are connected and fixed, and the two ring platforms 11 are respectively disposed on the top plate of the lower half shell 19 and the top plate of the upper top plate 20.

In the present embodiment, it will be apparent to those skilled in the art that the present utility model is not limited to the details of the above-described exemplary embodiments, but that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. Unmanned aircraft horn beta structure of rotor, its characterized in that: comprises a horn (1), a butt joint (2), a shell (3), a locking piece (6) and an elastic piece (9);

the unmanned aerial vehicle comprises a shell (3), a butt joint (2) and a rotor wing, wherein the butt joint (2) is arranged at one end of the horn (1), the rotor wing is arranged at the other end of the horn (1), the end part of the butt joint (2) is rotatably arranged in the shell (3), and the shell (3) is arranged on a body of the unmanned aerial vehicle;

the end part of the butt joint (2) is provided with a vertical hole (4), and the inner wall of the vertical hole (4) is provided with a limit groove (5) penetrating through the upper end and the lower end of the vertical hole;

the locking piece (6) set up in perpendicular hole (4), spacing post (7) joint of locking piece (6) lateral wall in spacing groove (5), the upper end of locking piece (6) stretches out the top of casing (3), roof in casing (3) be provided with spacing post (7) upper end complex locking groove (8), be provided with between the lower extreme of locking piece (6) with be provided with between the diapire in casing (3) elastic component (9).

2. The rotor unmanned aerial vehicle horn folding structure of claim 1, wherein: the butt joint (2) is provided with annular grooves (10) at the upper end and the lower end of the vertical hole (4), the top wall in the shell (3) and the bottom wall in the shell (3) are provided with annular platforms (11), and the annular platforms (11) are clamped in the corresponding annular grooves (10).

3. The rotor unmanned aerial vehicle horn folding structure of claim 2, wherein: the elastic piece (9) is a spring, the upper end of the spring is fixed in a blind hole (12) at the lower end of the locking piece (6), a fixing column (13) is arranged in the center of a ring table (11) at the bottom wall of the shell (3), and the lower end of the spring is sleeved on the fixing column (13).

4. The rotor unmanned aerial vehicle horn folding structure of claim 3, wherein: the upper portion of ring platform (11) of casing (3) diapire is provided with down arc spacing platform (14), be provided with in annular (10) of butt joint (2) lower extreme with arc spacing platform (14) matched with last arc spacing platform (15) down, go up arc spacing platform (15) with arc spacing platform (14) coplanarity setting down.

5. The rotor unmanned aerial vehicle horn folding structure of claim 4, wherein: the elastic piece (9) is a torsion spring, and a force arm at the lower end of the torsion spring is clamped at a notch (16) of a ring table (11) at the bottom wall of the shell (3).

6. The rotor unmanned aerial vehicle horn folding structure of claim 5, wherein: the inner wall of the vertical hole (4) is provided with an anti-falling groove (17), the top of the anti-falling groove (17) is positioned at the middle upper part of the vertical hole (4), and an anti-falling block (18) on the side wall of the locking piece (6) is clamped in the anti-falling groove (17).

7. The rotary-wing unmanned aerial vehicle horn folding structure of claim 6, wherein: the shell (3) comprises a lower half shell (19) and an upper top plate (20); the lower half shell (19) is connected with the upper top plate (20) through a bolt assembly, and one side of the lower half shell (19) is provided with an opening for the butt joint (2) to pass through.