CN210653641U

CN210653641U - Unmanned aerial vehicle

Info

Publication number: CN210653641U
Application number: CN201921454801.XU
Authority: CN
Inventors: 梁智颖
Original assignee: Autel Robotics Co Ltd
Current assignee: Shenzhen Autel Intelligent Aviation Technology Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-06-02
Anticipated expiration: 2029-09-03
Also published as: WO2021043334A1

Abstract

The utility model relates to an aircraft technical field especially relates to an unmanned aerial vehicle, its include the skeleton, with shell subassembly that the skeleton links to each other, locate the runner assembly of skeleton and pass through the runner assembly is installed horn on the skeleton, the horn passes through the runner assembly can for the skeleton rotationally install in the skeleton. The utility model improves the connection strength, reduces the vibration of the unmanned aerial vehicle and reduces the interference to the IMU by arranging the machine arm on the framework; simultaneously, the horn can rotate relative skeleton, when this unmanned aerial vehicle was flying, when the horn received external wind-force disturbance, can rotate anti external disturbance automatically, improves flight stability.

Description

Unmanned aerial vehicle

Technical Field

The utility model relates to an aircraft technical field especially relates to an unmanned aerial vehicle.

Background

With the development of science and technology, more and more unmanned vehicles, especially unmanned aerial vehicles, play more and more roles in entering the lives of people. Unmanned aerial vehicle's among the prior art skeleton is the intensity that the assembled skeleton is mainly used for strengthening the organism, and its resonant frequency is higher. Because unmanned aerial vehicle's horn is connected with the shell usually, can produce the vibration in the drive screw pivoted motor work, the vibration arouses the vibration of shell and skeleton very easily for unmanned aerial vehicle produces great vibration, leads to unmanned aerial vehicle flight unstability, and in addition, when the vibration is great, causes the interference to IMU (inertial measurement unit).

Therefore, there is a need for an unmanned aerial vehicle to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unmanned aerial vehicle can reduce unmanned aerial vehicle's vibration, reduces the interference to IMU (inertial measurement unit), improves flight stability.

To achieve the purpose, the utility model adopts the following technical proposal:

an unmanned aerial vehicle, comprising: the skeleton, with shell subassembly that the skeleton links to each other, locate the runner assembly of skeleton and pass through the runner assembly is installed horn on the skeleton, the horn passes through the runner assembly can for the skeleton rotationally install in the skeleton.

Optionally, the rotating assembly comprises a rotating part and a base, the rotating part is arranged on the base, the base is fixedly arranged on the framework, and the horn is connected with the rotating part.

Optionally, one end of the horn is provided with a first positioning hole, and the horn is sleeved on the rotating part through the first positioning hole.

Optionally, the rotation portion includes rotating shell and commentaries on classics core, it establishes to rotate the shell cover on changeing the core, change the core with base fixed connection, it can wind to rotate the shell change the axis of core and rotate, the horn first locating hole cover is established rotate on the shell.

Optionally, the cross section of the rotating shell is square, and the first positioning hole is a square hole.

Optionally, the skeleton includes skeleton body and horn mount pad, the horn mount pad with skeleton body fixed connection, the base is fixed to be set up on the horn mount pad.

Optionally, the horn mount pad includes first portion, second portion and the third portion that connects gradually, first portion with the parallel interval of third portion sets up, first portion the second portion with the third portion all with skeleton body fixed connection, the base is fixed to be set up in first portion is last.

Optionally, a second positioning hole is formed in the first portion, the rotating portion penetrates through the second positioning hole and is located between the first portion and the third portion, and the base is fixedly connected with one side, away from the third portion, of the first portion.

Optionally, the shell subassembly includes first half shell and second half shell, first half shell with the half lock of second half shell forms the holding chamber, the skeleton is located in the holding chamber, and with first half shell fixed connection.

Optionally, the framework is integrally formed, and the framework is made of magnesium alloy.

The utility model has the advantages that:

the unmanned aerial vehicle provided by the utility model has the advantages that the horn is arranged on the framework, so that the connection strength is improved, the vibration of the unmanned aerial vehicle is reduced, and the interference to an Inertial Measurement Unit (IMU) is reduced; simultaneously, the horn can rotate relative skeleton, when this unmanned aerial vehicle was flying, when the horn received external wind-force disturbance, can rotate automatically and resist external disturbance, improves flight stability.

Drawings

Fig. 1 is an overall view of an unmanned aerial vehicle according to the present invention;

fig. 2 is an exploded view of an unmanned aerial vehicle of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is the utility model relates to a rotate the schematic diagram of subassembly in unmanned aerial vehicle.

In the figure:

1-a framework; 11-a skeleton body; 12-a horn mount; 121-a first portion; 122-a second portion; 123-third section; 124-second positioning hole; 2-a machine arm; 3-a rotating assembly; 31-a base; 32-rotating the housing; 33-core rotation; 4-a first half-shell; 5-the second half-shell.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In order to improve unmanned aerial vehicle's flight stability, reduce the interference of vibration to IMU, as shown in fig. 1-4, the utility model provides an unmanned aerial vehicle, including skeleton 1, the shell subassembly that links to each other with skeleton 1, locate skeleton 1's runner assembly 3 and install the horn 2 on skeleton 1 through runner assembly 3, horn 2 can install in skeleton 1 for skeleton 1 rotates through runner assembly 3.

In the embodiment, the framework 1 of the unmanned aerial vehicle is of an integrated structure, the framework 1 is made of magnesium alloy, the strength of the framework 1 is increased, and the unmanned aerial vehicle is sufficiently supported; the framework 1 adopts an integrated structure, so that the self vibration frequency of the framework 1 is reduced, and meanwhile, the rotating arm is arranged on the framework 1, so that the interference of vibration on the IMU is reduced, and the flying stability is ensured.

Further, the rotating assembly 3 comprises a rotating part and a base 31, the rotating part is arranged on the base 31, the base 31 is fixedly arranged on the framework 1, and the machine arm 2 is arranged to be connected with the rotating part. Specifically, a first positioning hole is formed in one end of the horn 2, and the horn 2 is sleeved on the rotating portion through the first positioning hole. Specifically, in this embodiment, the rotating portion includes a rotating housing 32 and a rotating core 33, the rotating housing 32 is sleeved on the rotating core 33, the rotating housing 32 can rotate around the axis of the rotating core 33, the rotating core 33 is fixedly connected to the base 31, and the first positioning hole of the horn 2 is sleeved on the rotating housing 32.

Through the setting, when this unmanned aerial vehicle meets the vortex that wind-force produced in the flight, the horn 2 can rotate certain angle automatically and offset the disturbance, improves the stability of this unmanned aerial vehicle flight. The rotation part can adjust turned angle, guarantees that the rocking arm can not produce phenomenons such as striking with the unmanned aerial vehicle fuselage. In other embodiments, the rotating part may also be made of a bearing, an outer ring of the bearing is fixedly connected with the first positioning hole on the rotating arm, and an inner ring of the bearing is fixedly connected with the framework 1, which is not limited herein.

In order to fix the horn 2, prevent that the horn 2 from taking place relative rotation with rotating shell 32, further, the cross section that rotates shell 32 is square, and first locating hole is the quad slit, and the cross section design that will rotate shell 32 is square, and this shape can make first locating hole cover establish back on rotating shell 32, and horn 2 can not produce relative motion with rotating shell 32. Of course, in other embodiments, the cross section of the rotating casing 32 may also be a special shape such as a pentagon, a hexagon, etc., and the shape of the first positioning hole is the same as the shape of the rotating casing 32; it is also possible to design the cross section of the rotating housing 32 to be circular and the first positioning hole to be circular, and fixedly connect the horn 2 to the rotating housing 32 by using a jackscrew.

Further, skeleton 1 includes skeleton body 11 and horn mount pad 12, horn mount pad 12 and skeleton body 11 fixed connection, and base 31 is fixed to be set up on horn mount pad 12. Through setting up horn mount pad 12, make things convenient for runner assembly 3 to set firmly on skeleton 1 on the one hand, on the other hand has reduced the vibration influence that horn 2 brought to skeleton body 11 to further improved the stability of flight, reduced the interference to IMU.

Specifically, in this embodiment, the horn installation base 12 includes a first portion 121, a second portion 122, and a third portion 123 connected in sequence, the first portion 121 and the third portion 123 are disposed in parallel at an interval, the first portion 121, the second portion 122, and the third portion 123 are all fixedly connected to the frame body 11, and the base 31 is fixedly disposed on the first portion 121. Further, the first portion 121 is located below the third portion 123, a second positioning hole 124 is formed in the first portion 121, the rotating portion passes through the second positioning hole 124 and is located between the first portion 121 and the third portion 123, and the base 31 is fixedly connected to a side of the first portion 121 away from the third portion 123. In order to ensure the stable operation of the rotating part, optionally, a third positioning hole is formed on the third part 123, and one end of the rotating core 33 is located in the third positioning hole, so that the rotating part can also operate normally when being subjected to a radial force.

This unmanned aerial vehicle still includes the shell subassembly, specifically, in this embodiment, the shell subassembly includes half first shell 4 and half second shell 5, and half first shell 4 and half 5 lock of second form the holding chamber, and skeleton 1 is arranged in the holding chamber, and with half first shell 4 fixed connection. After the first half shell 4 and the second half shell 5 are buckled, the first half shell 4 and the second half shell 5 are fixed through screws, and the stability of connection of the first half shell 4 and the second half shell 5 is guaranteed. Through setting up shell subassembly, can effectively protect skeleton 1, simultaneously, play certain decoration effect to this unmanned aerial vehicle.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. An unmanned aerial vehicle, comprising: skeleton (1), with shell subassembly that skeleton (1) links to each other, locate the runner assembly (3) of skeleton (1) and pass through runner assembly (3) are installed horn (2) on skeleton (1), horn (2) pass through runner assembly (3) can for skeleton (1) install with rotating in skeleton (1).

2. Unmanned aerial vehicle according to claim 1, characterized in that rotating assembly (3) includes rotating part and base (31), rotating part sets up on base (31), base (31) is fixed to be set up on skeleton (1), horn (2) with rotating part links to each other.

3. The unmanned aerial vehicle of claim 2, wherein one end of the horn (2) is provided with a first positioning hole, and the horn (2) is sleeved on the rotating part through the first positioning hole.

4. An unmanned aerial vehicle as claimed in claim 3, wherein the rotation portion comprises a rotation housing (32) and a rotation core (33), the rotation housing (32) is sleeved on the rotation core (33), the rotation core (33) is fixedly connected with the base (31), the rotation housing (32) can rotate around the axis of the rotation core (33), and the first positioning hole of the horn (2) is sleeved on the rotation housing (32).

5. A drone according to claim 4, characterised in that the cross section of the rotating casing (32) is square and the first positioning hole is a square hole.

6. The unmanned aerial vehicle of claim 2, wherein the framework (1) comprises a framework body (11) and a horn mount (12), the horn mount (12) is fixedly connected with the framework body (11), and the base (31) is fixedly arranged on the horn mount (12).

7. The unmanned aerial vehicle of claim 6, wherein the horn mount (12) comprises a first portion (121), a second portion (122) and a third portion (123) which are connected in sequence, the first portion (121) and the third portion (123) are arranged in parallel at intervals, the first portion (121), the second portion (122) and the third portion (123) are all fixedly connected with the framework body (11), and the base (31) is fixedly arranged on the first portion (121).

8. The unmanned aerial vehicle of claim 7, wherein the first portion (121) is provided with a second positioning hole (124), the rotating portion passes through the second positioning hole (124) and is located between the first portion (121) and the third portion (123), and the base (31) is fixedly connected with a side of the first portion (121) facing away from the third portion (123).

9. An unmanned aerial vehicle according to claim 1, wherein the housing component comprises a first half-shell (4) and a second half-shell (5), the first half-shell (4) and the second half-shell (5) are buckled to form a containing cavity, and the framework (1) is located in the containing cavity and fixedly connected with the first half-shell (4).

10. An unmanned aerial vehicle according to any one of claims 1-9, wherein the skeleton (1) is integrally formed, and the material of the skeleton (1) is magnesium alloy.