CN212332949U

CN212332949U - Arm supporting component, unmanned aerial vehicle arm and unmanned aerial vehicle

Info

Publication number: CN212332949U
Application number: CN202020672542.4U
Authority: CN
Inventors: 高廉洁; 任乐乐; 王超
Original assignee: Nanjing Topxgun Aviation Technology Co ltd
Current assignee: Nanjing Topxgun Aviation Technology Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-01-12
Anticipated expiration: 2030-04-28

Abstract

The utility model belongs to the technical field of unmanned aerial vehicle, concretely relates to horn supporting component, unmanned aerial vehicle horn and unmanned aerial vehicle, horn supporting component is used for fixing first folding horn, including support piece and mounting, support piece fixes on second folding horn, and the mounting is fixed on first folding horn; the supporting piece comprises a fixed seat and a pushing piece, the fixed seat is fixed on the second folding machine arm, the other side of the fixed seat horizontally extends to form a first clamping portion, the pushing piece penetrates through the fixed seat, and the bottom of the pushing piece is fixed with a second clamping portion; the mounting includes the fixed column, is equipped with first ka tai, second ka tai on the fixed column, is equipped with one side open-ended scarce groove in the first joint portion, is equipped with upper portion open-ended draw-in groove in the second joint portion, and on first ka tai card was located the first joint portion on scarce groove upper portion, the second ka tai card was located in the draw-in groove. The utility model provides a horn supporting component avoids acting on the motor cabinet and with its phenomenon that lifts up because during the operation, is favorable to protecting the folded piece, prolongs the life of horn.

Description

Arm supporting component, unmanned aerial vehicle arm and unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field, concretely relates to horn supporting component, unmanned aerial vehicle horn and unmanned aerial vehicle.

Background

A drone is an unmanned aerial vehicle that is operated by a radio remote control device or by its own programmed control means. With the rapid development of the unmanned aerial vehicle industry, more and more unmanned aerial vehicles are applied to industries such as agriculture, forestry, electric power, surveying and mapping, remote measurement and the like.

Unmanned aerial vehicle's during many rotor unmanned aerial vehicle one kind, it includes a plurality of horn, a plurality of horn interval connection are on unmanned aerial vehicle's fuselage, among the prior art, for the convenience of transportation unmanned aerial vehicle, generally design the horn for foldable, namely, divide into two parts with the horn, main engine arm and extension arm, main engine arm is used for connecting on the fuselage, extension arm passes through the folded piece and is connected with main engine arm, extension arm is folding in order to shorten horn length to main engine arm's lateral part level, thereby reduce unmanned aerial vehicle area occupied. But the tip of the extension arm after folding does not have any structural support, and the time has been long can lead to the fact wearing and tearing to the folded piece, has shortened the life of folded piece, and operating personnel acts on the free end department of branch horn easily when moving unmanned aerial vehicle moreover, and this free end department is upwards lifted, and then causes the stress of folded piece department great for the damage of folded piece.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem, provide an horn supporting component, unmanned aerial vehicle horn and unmanned aerial vehicle, this horn supporting component plays the support fixed action to the horn after folding, is favorable to prolonging the life of horn.

In order to achieve the technical effects, the utility model adopts the following technical scheme: in a first aspect, the utility model provides an arm support assembly, the arm support assembly is used for fixing a first folding arm, the arm support assembly comprises a support piece and a fixing piece, the support piece is fixed on a second folding arm adjacent to the first folding arm, and the fixing piece is fixed at the bottom of a motor base on the first folding arm;

the supporting piece comprises a fixed seat and a pushing piece, one side of the fixed seat is fixed on the second folding machine arm, the other side of the fixed seat horizontally extends to form a first clamping portion, the pushing piece penetrates through the fixed seat, a second clamping portion is fixed at the bottom of the pushing piece, and the second clamping portion is located below the first clamping portion;

the fixing piece comprises a fixing column, a first clamping table and a second clamping table are arranged on the fixing column, a slot with an opening on one side is formed in the first clamping portion, a clamping groove with an opening on the upper portion is formed in the second clamping portion, the first clamping table of the fixing column is clamped and arranged on the first clamping portion outside the slot, and the second clamping table is clamped and arranged in the clamping groove.

Further, the pushing member comprises a pushing shaft and a compression spring, the pushing shaft is in a step shape,

the device comprises an upper section, a middle section and a lower section, wherein the diameters of the cross sections of the upper section and the lower section are smaller than that of the cross section of the middle section; the fixed seat is hollow, the upper section and the lower section of the pushing shaft respectively extend out of the upper part and the lower part of the fixed seat, the upper part and the lower part of the fixed seat are respectively provided with an upper baffle plate and a lower baffle plate, the middle section is clamped in the fixed seat, the compression spring is sleeved on the lower section of the pushing shaft, and the bottom of the compression spring is connected to the lower baffle plate; the second clamping portion is fixedly connected to the lower section extending out of the lower baffle.

In a second aspect, the utility model provides an unmanned aerial vehicle horn, including foretell horn supporting component.

Third aspect, the utility model provides an unmanned aerial vehicle, including the fuselage, still include foretell unmanned aerial vehicle horn, the unmanned aerial vehicle horn is connected on the fuselage.

By adopting the technical scheme, the method has the following beneficial effects: the utility model provides a horn supporting component is used for fixing on the first folding horn that needs the level folding, and the support piece among the horn supporting component is fixed on the second folding horn that is adjacent with this first folding horn, and this second folding horn is located the folding direction of this first folding horn, and second joint portion is fixed on the impeller and moves about relative first joint portion under the effect of impeller; the mounting is fixed in the motor cabinet bottom on first folding horn, the first folding horn after the level is folded, and the mounting card of motor cabinet bottom portion is established on it between first joint portion, the second joint portion, wherein, on first joint portion on scarce groove upper portion was located to first card platform card, the second card platform card was located in the draw-in groove on the second joint portion. The motor cabinet on the first folding horn supports on the one hand on support piece, and support piece plays the bearing effect to it, reduces the effort that folding horn folded piece received, and on the other hand locks the mounting through first joint portion and second joint portion, avoids acting on the motor cabinet and with its phenomenon that lifts up when avoiding operating, is favorable to protecting the folded piece, prolongs the life of horn.

Drawings

Fig. 1 is a schematic structural view of a boom support provided in the present invention;

fig. 2 is a cross-sectional view of the arm support provided by the present invention;

fig. 3 is a schematic structural diagram of the unmanned aerial vehicle provided by the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 3.

In the figure:

1. a fixed seat; 1.1, an upper baffle; 1.2, a lower baffle plate; 2. pushing the shaft; 2.1, an upper section; 2.2, a middle section; 2.3, the lower section; 3. a first clamping part; 3.1, an upper horizontal part; 3.11, notching; 3.2, a side flat part; 3.3, a front flat part; 3.4, a rear flat part; 4. a second clamping part; 4.1, a horizontal support part; 4.2, a vertical connecting part; 4.21, inclined plane; 5. a fixing member; 5.1, fixing columns; 5.2, a first clamping table; 5.3, a second clamping table; 6. a compression spring; 7. an installation part;

100. a first folding arm; 101. a second folding arm; 103. a motor base; 104. a fuselage.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "coupled" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

"plurality" means two or more unless otherwise specified.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

The first embodiment is as follows:

in order to reduce area occupied, current unmanned aerial vehicle's horn is folding horn usually, folding horn includes the host computer arm usually, folded piece and extension arm, the one end fixed connection of host computer arm is on unmanned aerial vehicle's fuselage, the other end passes through folded piece and extension arm folding type connection, the end fixing of branch horn has the motor cabinet, be fixed with motor and rotor on the motor cabinet, the extension arm of most folding horns is folding to the lateral part of host computer arm, fold in the horizontal plane promptly, after folding, the motor cabinet of this folding horn tip moves to adjacent folding horn department. Current unmanned aerial vehicle, folding back extension arm, the tip that is fixed with the motor cabinet does not have any structural support, it can cause wearing and tearing to the folded piece to have prolonged, and the user is when moving unmanned aerial vehicle, because unmanned aerial vehicle is bulky, need two at least people to move together, can act on the folding arm tip of fixed motor cabinet by accident, this tip upwards lifts up under the effort, thereby make the folded piece atress great, the damage degree of folded piece has been strengthened, greatly reduced the life of folded piece, and then make the service life of horn shorten.

To overcome the above-mentioned drawbacks, the present embodiment provides a drone, which is shown in the drawing, including a fuselage 104,

the folding mechanism is characterized by further comprising an unmanned aerial vehicle arm, wherein the unmanned aerial vehicle arm is connected to the machine body 104 and comprises an arm supporting assembly, the arm supporting assembly is used for fixing a first folding arm 100, the arm supporting assembly comprises a supporting piece and a fixing piece 5, the supporting piece is fixed on a second folding arm 101 adjacent to the first folding arm 100, and the fixing piece 5 is fixed to the bottom of a motor base 103 on the first folding arm 100; the supporting piece comprises a fixed seat 1 and a pushing piece, one side of the fixed seat 1 is fixed on the second folding machine arm 101, the other side of the fixed seat 1 horizontally extends to form a first clamping portion 3, the pushing piece penetrates through the fixed seat 1, a second clamping portion 4 is fixed at the bottom of the fixed seat 1, the second clamping portion 4 is located below the first clamping portion 3, the fixing piece comprises a fixed column 5, a first clamping table 5.2 and a second clamping table 5.3 are arranged on the fixed column 5, a notch 3.11 with an opening at one side is formed in the first clamping portion 3, a clamping groove with an opening at the upper portion is formed in the second clamping portion 4, the first clamping table 5.2 of the fixed column 5.1 is clamped on the first clamping portion 3 at the upper portion of the notch, and the second clamping table 5.3 is clamped in the clamping groove.

The horn supporting component that this embodiment provided, can be with the end fixing of the folding horn that is fixed with the motor cabinet, after the horn is folding, second ka tai 5.2 is inconsistent with

second joint portion

4, 4 downstream of second joint portion of impeller bottom supply fixed column 5.1 to enter into between first joint portion 3 and the second joint portion 4, first joint platform 5.2 card on the mounting is located on the first joint portion outside scarce groove 3.11, impeller upward movement, drive the motion of second joint portion, in locating the draw-in groove on the second connecting portion with second ka tai card. It should be noted that, the width of the second clamping platform is greater than the width of the first clamping platform, in this embodiment, preferably, the first clamping platform and the second clamping platform are both cylindrical, that is, the cross-sectional diameter of the second clamping platform is greater than the cross-sectional diameter of the first clamping platform, and since the first clamping platform is clamped outside the notch 3.11, the second clamping platform is clamped below the notch. Therefore, after the machine arm is folded, the first clamping table is clamped on the first clamping part 3, so that the motor base is supported, and stress at the position of a folded piece is reduced; in addition, when being used for motor cabinet 103 to upwards lift up unmanned aerial vehicle, because under the second ka tai 5.3 card was located scarce groove 3.11, the motor cabinet can not break away from support piece, avoids the folded piece to receive ascending power of dragging, is favorable to reducing the impaired degree of folded piece.

Example two:

on the basis of the first embodiment, the pushing member provided by the present embodiment includes a pushing shaft 2 and a compression spring 6, the pushing shaft 2 is in a step shape, and includes an upper section 2.1, a middle section 2.2 and a lower section 2.3, the three sections are connected into a whole, and the cross-sectional diameters of the upper section 2.1 and the lower section 2.3 are both smaller than the cross-sectional diameter of the middle section; the interior of the fixed seat is hollow, the upper section and the lower section of the pushing shaft 2 respectively extend out of the upper part and the lower part of the fixed seat, the upper part and the lower part of the fixed seat are respectively provided with an upper baffle plate 1.1 and a lower baffle plate 1.2, the middle section of the upper baffle plate and the lower baffle plate are respectively clamped in the fixed seat, and the upper section and the lower section can respectively penetrate through the upper baffle plate and the lower baffle plate to extend out of the fixed seat; the middle section is clamped in the fixed seat, the compression spring 6 is sleeved on the lower section of the pushing shaft 2, the bottom of the compression spring is connected to the lower baffle 1.2, specifically, the compression spring 6 is connected to the lower baffle 1.2 and the joint of the middle section and the lower section, and when the pushing shaft 2 moves downwards, the compression spring 6 is pushed to cause compression deformation; 4 fixed connection of second joint portion is in stretching out on the hypomere of baffle down, this second joint portion can an organic whole be connected on the hypomere, also can be the disconnect-type design with the hypomere, through screw or bolt fastening on the hypomere promptly, second joint portion moves along with the up-and-down motion that promotes the axle to can adjust the relative distance of second joint portion and first joint portion on vertical direction.

Specifically, the first clamping part comprises an upper horizontal part 3.1, lateral flat parts 3.2 vertically connected to two ends of the upper horizontal part 3.1, a rear flat part 3.4 integrally connected to the fixing seat 1, and a front flat part 3.3 arranged opposite to the rear flat part, wherein the upper end of the rear flat part is connected with the upper horizontal part, and two side ends of the rear flat part are connected with the lateral flat parts; the height of the front flat part is smaller than that of the rear flat part; the notch 3.11 is formed by the front flat part opening and extending to the upper flat part. It should be noted that, the upper horizontal portion 3.1, the side flat portion 3.2, the rear flat portion 3.4 and the front flat portion 3.3 are integrally connected, the rear flat portion is attached to the fixing base 1 and integrally connected therewith, the side flat portion of the first clamping portion is close to a right trapezoid, the height of the front flat portion is the short side of the right trapezoid, the height of the rear flat portion is the long side of the right trapezoid, and the short side and the long side are parallel to each other.

The shape and the size of the notch are matched with those of the fixing piece, and the fixing column 5.1 of the fixing piece is arranged in a penetrating way

In the notch 3.11, the first clamping table is clamped on the upper horizontal part 3.1 outside the notch, so that the motor base is supported on the supporting piece. The side section of the second clamping portion 4 is L-shaped, the second clamping portion 4 comprises a horizontal supporting portion 4.1, one end of the horizontal supporting portion is connected with the pushing piece, the other end of the horizontal supporting portion extends upwards to form a vertical connecting portion 4.2, the clamping groove is formed in one side, close to the pushing piece, of the vertical connecting portion, corresponds to the upper position and the lower position of the notch, and the clamping groove is used for clamping a second clamping table on the fixing piece.

In order to avoid the fixed column 5.1 from being blocked when entering between the first clamping part 3 and the second clamping part 4

A phenomenon that an inclined plane 4.21 is arranged on the vertical connecting portion 4.2, and the inclined plane is located at a position where the fixing column is contacted with the second clamping portion when the fixing piece is clamped between the first clamping portion and the second clamping portion. The first clamping table and the second clamping table are cylindrical, the joint of the upper bottom surface and the lower bottom surface of the first clamping table and the curved surface is in circular arc transition, and the joint of the upper bottom surface and the lower bottom surface of the second clamping table and the curved surface is also in circular arc transition.

When the compression spring is in a natural state, the second clamping portion 4 is located at a position close to the first clamping portion 3, a gap between the second clamping portion and the first clamping portion is small, a vertical connecting portion of the second clamping portion plays a role in stopping and is not enough for the fixing piece to pass through, when the arm of the unmanned aerial vehicle is folded, the fixing piece moves to a supporting piece, the second clamping table is pressed on an inclined surface of the second clamping portion, along with the movement of the fixing piece, the second clamping portion is pressed downwards, the second clamping portion moves downwards under the pressing of the second clamping table, so that the distance between the second clamping portion and the first clamping portion is increased, the fixing column and the second clamping table enter between the first clamping portion and the second clamping portion, it needs to be explained that the position of the first clamping table is just above the first clamping portion, when the second clamping portion moves downwards, an avoiding space is reserved between the vertical connecting portion 4.2 and the first clamping portion 3, thereby make second card platform 5.3 card locate lack the groove on first joint portion 3 outside, fixed column and second card platform enter into between first joint portion and the vertical connecting portion from vertical connecting portion top, when the mounting moved to the position that the draw-in groove corresponds, the automatic card of second card platform was gone into in the draw-in groove, and simultaneously, the compression spring 6 that is in compression deformation state rebounds, under the effect of compression spring elasticity, second card platform was fixed in the draw-in groove with the second card after 4 upward movements in second joint portion. In order to further improve the fixing effect, the upper surface of the fixed second clamping table is tightly attached to the inner surface of the upper horizontal part of the first clamping part, namely the upper surface of the second clamping table is clamped below the notch, so that the distance between the first clamping table and the second clamping table is required to be slightly larger than the thickness of the upper horizontal part 3.1. When needs separation motor cabinet and support piece, only need press downwards promote axle 2 can, second joint portion downstream under the drive that promotes the axle keeps away from first joint portion, increaseing and the first joint portion between the distance to make the motor cabinet break away from support piece's fixed action.

In addition, the lateral part that fixes mutually with the second folding horn on the fixing base in this embodiment is equipped with the arcwall face that the second folding horn suited, the upper portion of this side, bottom respectively horizontal extension have installation department 7, this installation department 7 be used for with fixing base 1 is fixed on the second folding horn, this arcwall face and the adaptation of second folding horn to can make this fixing base card establish on the horn, upper portion, bottom are fixed on the horn through installation department and connecting piece respectively, and the installation department card is established on the outer wall of horn, and the connecting piece can be screw or bolt.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The machine arm supporting assembly is used for fixing a first folding machine arm (100), and comprises a supporting piece and a fixing piece (5), wherein the supporting piece is fixed on a second folding machine arm (101) adjacent to the first folding machine arm (100), and the fixing piece is fixed at the bottom of a motor base (103) on the first folding machine arm (100);

the supporting piece comprises a fixed seat (1) and a pushing piece, one side of the fixed seat (1) is fixed on the second folding machine arm (101), the other side of the fixed seat horizontally extends to form a first clamping portion (3), the pushing piece penetrates through the fixed seat (1), the bottom of the pushing piece is fixed with a second clamping portion (4), and the second clamping portion (4) is located below the first clamping portion (3);

mounting (5) are including fixed column (5.1), be equipped with first ka tai (5.2), second ka tai (5.3) on fixed column (5.1), be equipped with one side open-ended scarce groove (3.11) on first joint portion (3), be equipped with upper portion open-ended draw-in groove on second joint portion (4), first ka tai (5.2) card of fixed column is located lack on the first joint portion (3) outside the groove, second ka tai (5.3) card is located in the draw-in groove.

2. The horn support assembly of claim 1 wherein the pusher comprises a pushing shaft (2) and a compression spring (6), the pushing shaft (2) being stepped comprising an upper section (2.1), a middle section (2.2) and a lower section (2.3), the cross-sectional diameters of the upper section (2.1) and the lower section (2.3) each being smaller than the cross-sectional diameter of the middle section (2.2); the fixed seat (1) is hollow, the upper section and the lower section of the pushing shaft (2) respectively extend out of the upper part and the lower part of the fixed seat (1), the upper part and the lower part of the fixed seat are respectively provided with an upper baffle (1.1) and a lower baffle (1.2), the middle section (2.2) is clamped in the fixed seat (1), the compression spring (6) is sleeved on the lower section of the pushing shaft (2), and the bottom of the compression spring is connected to the lower baffle (1.2); the second clamping part (4) is fixedly connected to the lower section of the pushing shaft extending out of the lower baffle (1.2).

3. The horn support assembly according to claim 1, wherein the first clamping portion (3) comprises an upper horizontal portion (3.1), lateral flat portions (3.2) vertically connected to both ends of the upper horizontal portion, a rear flat portion (3.4) integrally connected to the fixing base (1), and a front flat portion (3.3) opposite to the rear flat portion (3.4), wherein the upper end of the rear flat portion (3.4) is connected to the upper horizontal portion (3.1), and both lateral ends are connected to the lateral flat portions (3.2); the height of the front flat part is smaller than that of the rear flat part; the notch (3.11) is formed by opening the front flat part (3.3) and extending towards the upper flat part (3.1).

4. The horn support assembly according to claim 3, wherein the shape and size of the slot (3.11) are adapted to the fixing member (5), the fixing post (5.1) of the fixing member (5) is inserted into the slot (3.11), and the first clamping table (5.2) is clamped on an upper horizontal portion outside the slot.

5. The horn support assembly of claim 1, wherein the second clamping portion (4) has an L-shaped side cross section, the second clamping portion includes a horizontal support portion (4.1), one end of the horizontal support portion (4.1) is connected to the pushing member, the other end of the horizontal support portion extends upward to form a vertical connecting portion (4.2), one side of the vertical connecting portion (4.2) near the pushing member is provided with the slot, and the slot corresponds to the upper and lower position of the slot.

6. The horn support assembly of claim 5 wherein the vertical connecting portion (4.2) is provided with an inclined surface (4.21) that is inclined upward, the inclined surface being located at a position where the fixing post contacts with the second engaging portion when the fixing member (5) is engaged between the first engaging portion (3) and the second engaging portion (4).

7. A horn support assembly according to any one of claims 1 to 6 wherein said

The side part of the fixed seat (1) fixed with the second folding arm (101) is provided with an arc-shaped surface matched with the second folding arm (101), the upper part and the bottom of the side are respectively and horizontally extended with an installation part (7), and the installation part is used for fixing the fixed seat on the second folding arm.

8. An unmanned aerial vehicle horn comprising the horn support assembly of any one of claims 1-7.

9. A drone comprising a fuselage (104) and further comprising a drone arm as in claim 8, the drone arm being connected to the fuselage.