CN114537637A

CN114537637A - A fixing device and unmanned aerial vehicle for unmanned aerial vehicle horn

Info

Publication number: CN114537637A
Application number: CN202210424872.5A
Authority: CN
Inventors: 刘拓; 任雪峰
Original assignee: Beijing Zhuoyi Intelligent Technology Co Ltd
Current assignee: Beijing Zhuoyi Intelligent Technology Co Ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-05-27

Abstract

The invention relates to a fixing device for a horn of an unmanned aerial vehicle, which comprises a limiting bracket, a limiting part, an elastic part and a connecting part, wherein the elastic part is arranged in the limiting bracket and sleeved on the limiting part, the limiting bracket is arranged on the connecting part and comprises a limiting cover plate and a guide groove, the limiting part passes through the guide groove and can slide in the guide groove, a limiting hole is formed in the limiting cover plate, the limiting part can be clamped with the limiting hole through rotation, the first end of the connecting part is connected with a body assembly of the unmanned aerial vehicle, the second end of the connecting part is connected with the horn assembly of the unmanned aerial vehicle, a limiting groove is formed in the horn assembly, and the limiting part can be clamped to the limiting groove in a sliding manner. The invention can prevent the machine arm from loosening with the machine body due to long-time vibration and simultaneously improve the convenience of disassembly and assembly.

Description

A fixing device and unmanned aerial vehicle for unmanned aerial vehicle horn

Technical Field

The invention relates to the technical field of unmanned aerial vehicles, in particular to a fixing device for an unmanned aerial vehicle arm and an unmanned aerial vehicle.

Background

For large drones, it is common to adopt a design of detachable horn for reducing the packing size of the drone. The detachable horn scheme that prior art adopted, only screw power or buckle through the screw usually realize the fixed of horn, because of unmanned aerial vehicle has the service features of long-time work, the scene of the long-time vibration that the mode of only fixing the horn through screw power or buckle can't be good reply unmanned aerial vehicle long-time during operation brought, unmanned aerial vehicle's horn often can lead to being connected not hard up or breaking away from with the fuselage because of long-time vibrations. Other schemes of prior art prevent through locking buckle cooperation locking pin that the nut is not hard up to realize the fixed of horn and fuselage, this kind of scheme needs one hand operation locking pin to prevent its resilience when the dismouting horn, and the rotatory nut of another hand, when this scheme is applied to the unmanned aerial vehicle of great carbon pipe diameter on, need one-hand swivel nut, therefore have the defect on operation convenience.

Disclosure of Invention

The invention aims to provide a fixing device for a horn of an unmanned aerial vehicle and the unmanned aerial vehicle, so that the horn is prevented from loosening with a machine body due to long-time vibration, and meanwhile, the convenience in disassembly and assembly is improved.

The purpose of the present invention is achieved by the following technical means. According to the fixing device for the unmanned aerial vehicle arm, the fixing device comprises a limiting support, a limiting part, an elastic part and a connecting part, wherein the elastic part is arranged inside the limiting support and sleeved on the limiting part, the limiting support is arranged on the connecting part, the limiting support comprises a limiting cover plate and a guide groove, the limiting part penetrates through the guide groove and can slide in the guide groove, a limiting hole is formed in the limiting cover plate, the limiting part can be clamped with the limiting hole through rotation, the first end of the connecting part is connected with a body assembly of the unmanned aerial vehicle, the second end of the connecting part is connected with the arm assembly of the unmanned aerial vehicle, a limiting groove is formed in the arm assembly, and the limiting part can be clamped to the limiting groove in a sliding mode.

In some embodiments, the guide groove is configured in a U shape for horizontally limiting the limiting member.

In some embodiments, the first end of the retaining member is configured as a plate and the second end of the retaining member is configured as an L-shape.

In some embodiments, the stop hole is configured as a T-shape.

In some embodiments, the horn assembly includes a carbon tube, a horn axial stopper, and a sleeve, the carbon tube is connected to the horn axial stopper, and the sleeve is disposed on an outer surface of the horn axial stopper.

In some embodiments, the horn axial stop can abut the second end of the connector.

In some embodiments, the outer circumferential surface of the sleeve is uniformly provided with the limiting grooves.

In some embodiments, the inner surface of the sleeve is provided with an internal thread, the outer surface of the second end of the connecting piece is provided with an external thread, and the sleeve is in threaded connection with the second end of the connecting piece so as to fixedly connect the horn axial limiting piece with the connecting piece.

In some embodiments, the resilient member is a spring.

The invention further provides an unmanned aerial vehicle which comprises the fixing device for the arm of the unmanned aerial vehicle.

The beneficial effects of the invention at least comprise:

1. according to the invention, the elastic part is arranged in the limiting bracket and sleeved on the limiting part, the limiting part passes through the guide groove and can slide in the guide groove, the limiting cover plate is provided with the limiting hole, the limiting part can be clamped with the limiting hole through rotation, the first end of the connecting part is connected with the body assembly of the unmanned aerial vehicle, the second end of the connecting part is connected with the arm assembly of the unmanned aerial vehicle, the arm assembly is provided with the limiting groove, and the limiting part can be clamped to the limiting groove in a sliding manner, so that the aim of preventing the arm from loosening with the body due to long-time vibration is realized, and meanwhile, the convenience in disassembly and assembly is improved.

2. The limiting cover plate is used for limiting the limiting piece in the vertical direction in the sliding process of the limiting piece and preventing the limiting piece from deviating in the vertical direction, and the guide groove is in a U shape and used for limiting the limiting piece in the horizontal direction in the sliding process of the limiting piece, so that the limiting piece can be prevented from deviating in the sliding process.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic perspective view of a fixing device for an arm of an unmanned aerial vehicle according to an embodiment of the present invention, wherein a limiting member is clamped with a limiting groove;

fig. 2 is another perspective view of a fixing device for a drone arm according to another embodiment of the invention;

fig. 3 is a schematic structural view of a limit bracket of a fixing device for an arm of an unmanned aerial vehicle according to an embodiment of the invention;

fig. 4 is a schematic cross-sectional view of a fixing device for an arm of an unmanned aerial vehicle according to an embodiment of the present invention;

FIG. 5 is a detailed structural view of the position-limiting member separated from the position-limiting groove according to the present invention;

fig. 6 is a schematic diagram of a detailed structure of the limiting member and the limiting groove in the invention.

Detailed Description

In order to further explain the technical means of the present invention, the following detailed description of a fixing device for a horn of an unmanned aerial vehicle and an embodiment of the unmanned aerial vehicle according to the present invention will be described with reference to the accompanying drawings and preferred embodiments. The following examples are merely for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the scope of protection of the present application is not limited thereby.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated.

In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

For convenience of description, the direction close to the fuselage of the drone is defined as the front portion and the direction close to the arm of the drone is defined as the rear portion.

As shown in fig. 1-6, the fixing device for the arm of the unmanned aerial vehicle according to the present invention includes a limiting bracket 1, a limiting member 2, an elastic member 3, and a connecting member 4, wherein the limiting bracket 1 is configured in a rectangular parallelepiped shape, the elastic member 3 is disposed inside the limiting bracket 1 and sleeved on the limiting member 2, the elastic member 3 is preferably a spring, and in some other embodiments, an elastic rubber belt may also be selected. The limiting support 1 is fixed at the top of the connecting piece 4 and comprises a limiting cover plate 11 and a guide groove 12, the limiting cover plate 11 is formed by the top plane and the bottom plane of the limiting support 1, and the guide groove 12 is formed by the front plane and the rear plane of the limiting support 1. The main body of the limiting member 2 passes through the guide groove 12 and can slide in the guide groove 12, and the limiting member 2 can compress the elastic member 3 during the sliding process in the guide groove 12 so that the elastic member 3 obtains resilience. The limiting cover plate 11 is used for limiting the limiting part 2 in the vertical direction in the sliding process of the limiting part 2, so that the limiting part 2 is prevented from deviating in the vertical direction, and the guide groove 12 is constructed into a U shape and used for limiting the limiting part 2 in the horizontal direction in the sliding process of the limiting part 2, so that the limiting part 2 is prevented from deviating in the horizontal direction.

The limiting member 2 is preferably a limiting pin, the main body of the limiting member 2 is configured in a long bar shape, the first end 21 of the limiting member 2 is configured in a plate shape so that a user can pull the limiting member 2 by applying an external force, and the second end 22 of the limiting member 2 is configured in an L shape. The limiting cover plate 11 is provided with a limiting hole 111, the limiting hole 111 is in a T shape, and the T-shaped limiting hole 111 can provide a space for the limiting piece 2 to rotate and is easily clamped with the end of the L shape. When the limiting member 2 is pulled forward to enable the second end 22 of the limiting member 2 to slide to a position right opposite to the limiting hole 111, the elastic member 3 is in a contracted state and has resilience, the limiting member 2 is rotated by about 90 degrees at the moment, then the external force is removed, and the limiting member 2 can be clamped with the limiting hole 111 under the action of the resilience of the elastic member 3. Connecting piece 4 is constructed into tubular structure, and the first end 41 of connecting piece 4 is connected with unmanned aerial vehicle's fuselage subassembly 5, and the second end 42 of connecting piece 4 is connected with unmanned aerial vehicle's horn subassembly 6, is provided with spacing groove 631 on the horn subassembly 6, and locating part 2 can be through the slip joint to spacing groove 631 in order to prevent that horn subassembly 6 is not hard up.

The horn assembly 6 includes a carbon tube 61, a horn axial direction limiting member 62, and a sleeve 63, the horn axial direction limiting member 62 is configured to be a tubular structure, the carbon tube 61 is fixedly connected to the horn axial direction limiting member 62, specifically, the carbon tube 61 is fixedly connected to the horn axial direction limiting member 62 by bonding. The external diameter of horn axial locating part 62 is the same with the internal diameter of connecting piece 4, horn axial locating part 62 and the second end butt of connecting piece 4, in order to realize that the axial of horn axial locating part 62 is spacing, sleeve pipe 63 overlaps the surface of horn axial locating part 62, sleeve pipe 63 can slide at the surface of horn axial locating part 62, the outer peripheral face of sleeve pipe 63 evenly is provided with spacing groove 631, the internal surface of sleeve pipe 63 is provided with the internal thread, the surface of the second end 42 of connecting piece 4 is provided with the external screw thread, threaded connection is realized with the external screw thread of the second end 42 of connecting piece 4 to the internal thread of sleeve pipe 63, thereby with horn axial locating part 62 and connecting piece 4 fixed connection.

The following describes in detail the use of the fixing device for the arm of an unmanned aerial vehicle according to the invention. When installing the horn to unmanned aerial vehicle, remove spacing operation with locating part 2 earlier. Pulling locating part 2 forward to the just right position department with spacing hole 111, clockwise rotation locating part 2 is about 90, and through the effect of the resilience force of elastic component 3 make 2 joints of locating part to spacing hole 111 in, then with horn axial locating part 62 forward the front portion install to with connecting piece 4 butt, with

sleeve pipe

63 and 4 threaded connection of connecting piece, pull locating part 2 forward afterwards and anticlockwise rotation about 90, through the locating part 2 joint income sleeve pipe 63's of the 3 resilience force of elastic component spacing groove 631 in, thereby the rotation that limiting sleeve pipe 63 probably takes place at unmanned aerial vehicle during operation.

When carrying out the horn to unmanned aerial vehicle and dismantling, need remove spacing operation to locating part 2. The limiting member 2 is pulled forward to a position right opposite to the limiting hole 111, the limiting member 2 is rotated clockwise by about 90 degrees, and the limiting member 2 is clamped in the limiting hole 111 under the action of the resilience force of the elastic member 3. Unscrewing the sleeve 63 completely separates it from the connector 4, pulling the horn axial stop 62 backwards, separating the horn assembly from the drone.

According to the invention, the elastic part 3 is arranged in the limiting bracket 1 and sleeved on the limiting part 2, the limiting part 2 passes through the guide groove 12 and can slide in the guide groove 12, the limiting hole 111 is arranged on the limiting cover plate 11, the limiting part 2 can be clamped with the limiting hole 111 through rotation, the first end 41 of the connecting part 4 is connected with the body component 5 of the unmanned aerial vehicle, the second end 42 of the connecting part 4 is connected with the arm component 6 of the unmanned aerial vehicle, the limiting groove 631 is arranged on the arm component 6, and the limiting part 2 can be clamped to the limiting groove 631 in a sliding manner, so that the aim of preventing the arm from loosening with the body due to long-time vibration is realized, and the convenience in disassembly and assembly is improved. The limiting cover plate 11 of the invention is used for limiting the limiting member 2 in the vertical direction in the sliding process of the limiting member 2 and preventing the limiting member 2 from deviating in the vertical direction, and the guide groove 12 is configured into a U shape and used for limiting the limiting member 2 in the horizontal direction in the sliding process of the limiting member 2 and preventing the limiting member 2 from deviating in the sliding process.

The previous description of the disclosed aspects is provided to enable any person skilled in the art to practice the present invention. 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 invention. Thus, the present invention 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.

Claims

1. The utility model provides a fixing device for unmanned aerial vehicle horn, a serial communication port, including spacing support, locating part, elastic component and connecting piece, the elastic component set up in the inside of spacing support is established and is established on the locating part, spacing support set up in on the connecting piece, spacing support includes spacing apron and guide way, the locating part passes the guide way can slide in the guide way, be provided with spacing hole on the spacing apron, the locating part can through rotatory with spacing hole joint, the first end of connecting piece is connected with unmanned aerial vehicle's fuselage subassembly, the second end of connecting piece is connected with unmanned aerial vehicle's horn subassembly, be provided with the spacing groove on the horn subassembly, the locating part can slide the joint to the spacing groove.

2. The securing device for an unmanned aerial vehicle arm of claim 1, wherein the guide slot is configured in a U-shape for horizontally spacing the stop.

3. The fixture for a drone arm of claim 1, wherein the first end of the limiter is configured as a plate and the second end of the limiter is configured as an L-shape.

4. The securing device for a drone arm of claim 1, wherein the limit hole is configured in a T-shape.

5. The device of claim 1, wherein the horn assembly comprises a carbon tube, a horn axial stop, and a sleeve, the carbon tube is connected to the horn axial stop, and the sleeve is disposed on an outer surface of the horn axial stop.

6. The securing device for a drone boom of claim 5, wherein the boom axial stop is abuttable to the second end of the connector.

7. The fixing device for the unmanned aerial vehicle horn of claim 5, wherein the outer peripheral surface of the sleeve is uniformly provided with the limiting grooves.

8. The fixing device for an unmanned aerial vehicle horn of claim 6, wherein the inner surface of the sleeve is provided with an internal thread, the outer surface of the second end of the connecting piece is provided with an external thread, and the sleeve is in threaded connection with the second end of the connecting piece to fixedly connect the horn axial stop with the connecting piece.

9. The securing device for a drone arm of claim 1, wherein the elastic member is a spring.

10. A drone, characterized in that it comprises a fixing device for the drone arm according to any one of claims 1 to 9.