CN214648999U

CN214648999U - Rack construction for unmanned aerial vehicle

Info

Publication number: CN214648999U
Application number: CN202121120139.1U
Authority: CN
Inventors: 刘福岗; 范秀君; 蔡茂知
Original assignee: Sichuan Zhongtianhai Innovation Technology Co ltd
Current assignee: Sichuan Guofei Innovation Aviation Technology Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-11-09
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a frame structure for unmanned aerial vehicle relates to the unmanned aerial vehicle field, including upper bracket, two sets of support frames, lower carriage and two sets of bracing frames, the upper end of two sets of bracing frames respectively with the both ends fixed connection of upper bracket, the lower extreme of two sets of bracing frames respectively with the both ends fixed connection of lower carriage, two sets of support frames are located the both sides of two sets of bracing frames respectively, each set of support frame includes crossbearer and sloping frame, the upper end and the lower extreme of sloping frame respectively with the one end of upper bracket and the first end fixed connection of crossbearer, the second end of crossbearer and the middle part fixed connection of bracing frame; the supporting frames are arranged on the two sides of the two groups of inclined supporting frames respectively, so that the inclined supporting frames and the supporting frames structurally form a space three-dimensional triangular structure, the stability of the unmanned aerial vehicle during taking off and landing and the bearing capacity of the undercarriage are improved, and the undercarriage can be prepared from materials with lower strength under the same requirement for bearing strength, so that the purpose of saving cost is achieved.

Description

Rack construction for unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned aerial vehicle field especially relates to a rack construction for unmanned aerial vehicle.

Background

Present domestic industry unmanned aerial vehicle frame bearing structure comprises many bearing diagonal legs and frame of falling to the ground usually, constitute class trapezium structure by the bearing diagonal leg of symmetric distribution and the frame of falling to the ground, big end up under this kind of structure, guarantee unmanned aerial vehicle's landing area, promote unmanned aerial vehicle maneuverability, and its material is carbon fibre and aluminium alloy usually, connected mode mainly is bolted connection and welding, it must can bear very big moment of flexure to require the bearing capacity of bracing leg, the structure of this kind that the while simply leans on the bracing leg to support arouses unmanned aerial vehicle easily when unmanned aerial vehicle takes off and rocks, reduce unmanned aerial vehicle's stability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the frame structure for the unmanned aerial vehicle is designed.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a frame construction for unmanned aerial vehicle, which comprises an upper bracket, lower carriage and two sets of bracing frame, the upper end of two sets of bracing frame respectively with the both ends fixed connection of upper carriage, the lower extreme of two sets of bracing frame respectively with the both ends fixed connection of lower carriage, still include two sets of support frames, two sets of support frames are located the both sides of two sets of bracing frame respectively, every group support frame includes crossbearer and sloping, the upper end and the lower extreme of sloping respectively with the one end of upper carriage and the first end fixed connection of crossbearer, the second end of crossbearer and the middle part fixed connection of bracing frame.

The beneficial effects of the utility model reside in that: the supporting frames are arranged on the two sides of the two groups of inclined supporting frames respectively, so that the inclined supporting frames and the supporting frames structurally form a space three-dimensional triangular structure, the stability of the unmanned aerial vehicle during taking off and landing and the bearing capacity of the undercarriage are improved, and the undercarriage can be prepared from materials with lower strength under the same requirement for bearing strength, so that the purpose of saving cost is achieved.

Drawings

Fig. 1 is a schematic perspective view of a frame structure for an unmanned aerial vehicle according to the present invention;

fig. 2 is a schematic top view of the frame structure for the unmanned aerial vehicle according to the present invention;

fig. 3 is a schematic side view of the frame structure for an unmanned aerial vehicle according to the present invention;

fig. 4 is a schematic front view of the frame structure for the unmanned aerial vehicle according to the present invention;

wherein corresponding reference numerals are:

1-lower support, 2-lower auxiliary beam, 3-side auxiliary beam, 4-first support rod, 5-second support rod, 6-lower upright post, 7-upper upright post, 8-inclined strut legs, 9-inclined frame, 10-main beam, 11-cross beam and 12-upper auxiliary beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the 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. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The following describes in detail embodiments of the present invention with reference to the accompanying drawings.

The utility model provides a frame construction for unmanned aerial vehicle, which comprises an upper bracket, lower carriage 1 and two sets of bracing frame, the upper end of two sets of bracing frame respectively with the both ends fixed connection of upper carriage, the lower extreme of two sets of bracing frame respectively with the both ends fixed connection of lower carriage 1, still include two sets of support frames, two sets of support frames are located the both sides of two sets of bracing frame respectively, every group support frame includes crossbearer and sloping 9, the upper end and the lower extreme of sloping 9 respectively with the one end of upper carriage and the first end fixed connection of crossbearer, the second end of crossbearer and the middle part fixed connection of bracing frame.

The crossbearer includes auxiliary girder 2, side auxiliary girder 3 and at least one first bracing piece 4 down, and every first bracing piece 4's both ends respectively with auxiliary girder 2 and side auxiliary girder 3 fixed connection down, lower auxiliary girder 2 fixed mounting is in the middle part of bracing frame, the lower extreme and the side auxiliary girder 3 fixed connection of cant brace 9.

The crossbearer still includes two second bracing pieces 5, and the length of secondary roof beam 2 is greater than the length of side secondary roof beam 3 down, and the first end of two second bracing pieces 5 respectively with the both ends fixed connection of secondary roof beam 2 down, the second end of two second bracing pieces 5 respectively with the both ends fixed connection of side secondary roof beam 3.

The crossbearer still includes lower column 6, every group bracing frame includes three upper columns 7 and two bracing legs 8, the upper end of three upper columns 7 all with upper bracket fixed connection, the lower extreme of three upper columns 7 respectively with lower auxiliary beam 2 fixed connection, the upper end of two bracing legs 8 respectively with the both ends fixed connection of lower auxiliary beam 2, the lower extreme of two bracing legs 8 all with 1 fixed connection of lower carriage, the upper end and the lower extreme of lower column 6 respectively with side auxiliary beam 3 and 1 fixed connection of lower carriage.

As shown in fig. 1, 2, 3 and 4, the upper bracket includes two cross beams 11, a main beam 10 and two upper sub beams 12, two ends of the upper sub beam 12 are respectively fixedly connected with the two cross beams 11, and two ends of the main beam 10 are respectively fixedly connected with the middle portions of the two upper sub beams 12.

As shown in fig. 2, the second support rod 5, in combination with the lower secondary beam 2, the first support rod 4 and the side secondary beam 3, forms a trapezoidal structure, and supports the lower upright 6 and the inclined frame 9 in the front-rear direction of the unmanned aerial vehicle, so as to prevent the lower upright from inclining in this direction.

As shown in fig. 4, the inclined frame 9, the first support rod 4 and the upper upright post 7 form a triangular structure, the first support rod 4, the lower upright post 6 and the inclined strut leg 8 also form a triangular structure, and the force carried by the main beam 10 is finally transmitted to the lower frame 1 and finally to the ground through the two triangular structures.

As shown in fig. 3, the two diagonal bracing legs 8, the lower secondary beam 2, and the lower bracket 1 form an isosceles trapezoid, and support the lower bracket 1 in the front-rear direction of the unmanned aerial vehicle.

The supporting frames are arranged on the two sides of the two groups of inclined supporting frames respectively, so that the inclined supporting frames and the supporting frames structurally form a space three-dimensional triangular structure, the stability of the unmanned aerial vehicle during taking off and landing and the bearing capacity of the undercarriage are improved, and the undercarriage can be prepared from materials with lower strength under the same requirement for bearing strength, so that the purpose of saving cost is achieved.

The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.

Claims

1. The utility model provides a rack construction for unmanned aerial vehicle, which comprises an upper bracket, lower carriage and two sets of bracing frame, the upper end of two sets of bracing frame respectively with the both ends fixed connection of upper carriage, the lower extreme of two sets of bracing frame respectively with the both ends fixed connection of lower carriage, a serial communication port, still include two sets of support frames, two sets of support frames are located the both sides of two sets of bracing frame respectively, every group support frame includes crossbearer and sloping frame, the upper end and the lower extreme of sloping frame respectively with the one end of upper carriage and the first end fixed connection of crossbearer, the second end of crossbearer and the middle part fixed connection of bracing frame.

2. The frame structure for the unmanned aerial vehicle according to claim 1, characterized in that: the crossbearer comprises a lower auxiliary beam, a side auxiliary beam and at least one first support rod, wherein the two ends of each first support rod are respectively fixedly connected with the lower auxiliary beam and the side auxiliary beam, the lower auxiliary beam is fixedly arranged in the middle of the inclined support frame, and the lower end of the inclined support frame is fixedly connected with the side auxiliary beam.

3. The frame structure for the unmanned aerial vehicle according to claim 2, wherein: the crossbearer further comprises two second support rods, the length of the lower auxiliary beam is larger than that of the side auxiliary beam, the first ends of the two second support rods are fixedly connected with the two ends of the lower auxiliary beam respectively, and the second ends of the two second support rods are fixedly connected with the two ends of the side auxiliary beam respectively.

4. The frame structure for an unmanned aerial vehicle according to claim 2 or 3, wherein: the crossbearer still includes the lower column, and every group bracing frame includes three upper posts and two bracing machine legs, the upper end of three upper posts all with upper bracket fixed connection, the lower extreme of three upper posts respectively with lower auxiliary beam fixed connection, the upper end of two bracing machine legs respectively with the both ends fixed connection of lower auxiliary beam, the lower extreme of two bracing machine legs all with lower bracket fixed connection, the upper end and the lower extreme of lower column respectively with side auxiliary beam and lower carriage fixed connection.