Vertical take-off and landing fixed-wing unmanned aerial vehicle landing gear

Abstract

The utility model discloses a landing gear of a vertical take-off and landing fixed-wing unmanned aerial vehicle. The landing gear comprises a support frame, the two adjustable supporting mechanisms are symmetrically arranged, each adjustable supporting mechanism comprises a supporting strip, the upper end of each supporting strip is symmetrically and fixedly connected with two guide rods, the upper ends of the two guide rods both penetrate through the supporting frame and are in sliding connection, the upper end of the supporting frame is fixedly connected with an L-shaped plate, and the L-shaped plate is fixedly connected with the lower end of the supporting frame. An electric telescopic rod is fixedly connected to the lower end of the horizontal portion of the L-shaped plate, the telescopic end of the electric telescopic rod penetrates through the supporting frame and is fixedly connected with the upper ends of the supporting strips, a rectangular opening is formed in the middle of the supporting frame, a plurality of mounting openings are formed in the supporting frame, a sliding groove is formed in the lower end of each supporting strip, and a sliding groove is formed in the lower end of each sliding groove. A connecting strip capable of sliding up and down is arranged in each sliding groove. In the actual use process of the undercarriage, the undercarriage part of the undercarriage adopts a liftable structure, so that the comprehensiveness of camera shooting can be ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to unmanned aerial vehicle landing gear technical field especially vertical take -off and landing fixed wing unmanned aerial vehicle landing gear. BACKGROUND

[0002] Unmanned aircraft is called "drone", is with wireless remote control equipment and self -service program control device manipulates the aircraft without people, or by vehicle-mounted computer completely or intermittently self -operating, in order to assist unmanned aerial vehicle stable landing, thus needs a kind of unmanned aerial vehicle landing gear;

[0003] The traditional unmanned aerial vehicle landing gear is longer, and the starting support effect is good, but in actual use, some unmanned aerial vehicles are equipped with cameras at the bottom, and the lower end of the landing gear part is lower than the lower end of the camera, which causes the camera to be easily disturbed by the landing gear in part of the angle when shooting in the air, so that the comprehensiveness of shooting needs to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a vertical take -off and landing fixed wing unmanned aerial vehicle landing gear, which is used in actual use, and the landing gear part adopts a lifting structure, so that the comprehensiveness of shooting can be ensured.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A vertical take -off and landing fixed wing unmanned aerial vehicle landing gear, comprising a support frame;

[0007] Two adjustable support mechanisms, the two adjustable support mechanisms are symmetrically arranged, the adjustable support mechanism comprises a support bar, two guide rods are symmetrically fixedly connected to the upper end of the support bar, the upper ends of the two guide rods are penetrated through the support frame and are slidingly connected, an L-shaped plate is fixedly connected to the upper end of the support frame, an electric telescopic rod is fixedly connected to the lower end of the horizontal part of the L-shaped plate, and the telescopic end of the electric telescopic rod is penetrated through the support frame and is fixedly connected to the upper end of the support bar.

[0008] Preferably, a rectangular opening is formed in the middle of the support frame.

[0009] Preferably, a plurality of mounting openings are formed in the support frame.

[0010] Preferably, a sliding groove is formed in the lower end of each support bar, a connecting bar that can slide up and down is arranged in each sliding groove, and the upper end of each connecting bar is elastically connected to the inner top of the sliding groove through a plurality of springs.

[0011] Preferably, a rubber plate is fixedly connected to the lower end of the connecting bar.

[0012] Preferably, the rubber plate is composed of a support plate and a rubber layer at the bottom to achieve the effect of buffering.

[0013] Compared with the prior art, the utility model has the advantages of:

[0014] 1. The rubber plate is used as the primary buffer layer to effectively absorb and disperse the initial impact force when the unmanned aerial vehicle lands, and then the further elastic buffering of the spring greatly reduces the impact when the unmanned aerial vehicle lands, effectively avoids the structural damage or functional failure of the unmanned aerial vehicle caused by excessive impact force, and significantly improves the landing safety and service life of the unmanned aerial vehicle.

[0015] 2. When the unmanned aerial vehicle rises to perform a shooting task, the contraction action of the two electric telescopic rods is started to drive the support bar to move upwards, thereby ingeniously removing the shielding object around the camera at the bottom of the unmanned aerial vehicle, ensuring that the camera can monitor and shoot 360° without dead angle, greatly improving the comprehensiveness and accuracy of the shooting picture, and providing strong support for the monitoring and investigation tasks of the unmanned aerial vehicle in complex environments. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A structure diagram of the vertical take-off and landing fixed-wing unmanned aerial vehicle landing gear according to the utility model is shown in the figure;

[0017] Figure 2 A Figure 1 sectional view;

[0018] Figure 3 A Figure 2 enlarged view of A.

[0019] In the figure: 1 support frame, 2 mounting port, 3 L-shaped plate, 4 electric telescopic rod, 5 support bar, 6 guide rod, 7 rubber plate, 8 rectangular port, 9 sliding groove, 10 spring, 11 connecting strip. DETAILED DESCRIPTION

[0020] In the description of the present application, it should be noted that the terms used herein are only intended to describe specific embodiments and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn in proportion to the actual proportions. The techniques, methods and devices known to those skilled in the relevant art can not be discussed in detail, but in appropriate cases, the techniques, methods and devices should be considered as part of the authorized description. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numbers and letters represent similar items in the following drawings, so further discussion is not needed in subsequent drawings once an item is defined in one drawing.

[0021] It should be noted that the terms "first", "second" and the like in the specification and claims of the present application are used to distinguish similar objects, and are not intended to describe a particular order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than that illustrated or described herein, and the objects distinguished by "first", "second" and the like are generally a class, not limited to the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / ", generally indicates that the associated objects before and after are in an "or" relationship.

[0022] It should be noted that in the description of the present application, the orientation or position relationship indicated by the orientation terms such as "front, rear, upper, lower, left, right", "horizontal, vertical, perpendicular, horizontal" and "top, bottom" is generally based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, without the opposite indication, these orientation terms do not indicate and imply that the indicated device or element must have a particular orientation or be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer of the contour of each part itself.

[0023] Referring to Figures 1-3 A vertical take-off and landing fixed-wing unmanned aerial vehicle landing gear, comprising a support frame 1, a rectangular opening 8 is formed in the middle of the support frame 1, a plurality of mounting openings 2 are formed on the support frame 1, further, a plurality of threaded openings cooperating with the mounting openings 2 are formed on the unmanned aerial vehicle, and subsequently the support frame 1 can be installed by screws;

[0024] Two adjustable support mechanisms are symmetrically arranged, and the adjustable support mechanism comprises a support bar 5, the upper ends of the support bar 5 are symmetrically and fixedly connected with two guide rods 6, the upper ends of the two guide rods 6 are penetrated through the support frame 1 and are slidably connected, the upper end of the support frame 1 is fixedly connected with an L-shaped plate 3, the lower end of the horizontal part of the L-shaped plate 3 is fixedly connected with an electric telescopic rod 4, the telescopic end of the electric telescopic rod 4 is penetrated through the support frame 1 and is fixedly connected with the upper end of the support bar 5;

[0025] Each support bar 5 is provided with a sliding groove 9 in the lower end, each sliding groove 9 is provided with a connecting strip 11 which can slide up and down, the upper end of each connecting strip 11 is elastically connected with the inner top of the sliding groove 9 through a plurality of springs 10, the lower end of the connecting strip 11 is fixedly connected with a rubber plate 7, the rubber plate 7 is composed of a support plate and a rubber layer at the bottom, so as to achieve the buffering effect, in addition, the plurality of connecting strips 11 are not on the same vertical line with the fan part of the unmanned aerial vehicle, and will not touch the fan part of the unmanned aerial vehicle when subsequently moving up, it should be noted that the battery and the remote control module are also provided, the electric telescopic rod 4 is powered and remotely controlled at the same time.

[0026] In the utility model, when in use, the two buffering of the rubber plate 7 and the spring 10 can better buffer the stress when the unmanned aerial vehicle lands, and avoid that the impact force is too large to affect the unmanned aerial vehicle, in addition, when the unmanned aerial vehicle rises, the two electric telescopic rods 4 are started to shrink, so as to drive the two support bars 5 to move up, after the two support bars 5 move up, the bottom camera part of the unmanned aerial vehicle is no longer blocked, so that it can be monitored comprehensively, the comprehensiveness of actual shooting is improved, before subsequent landing, the two electric telescopic rods 4 are started to elongate.

[0027] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A landing gear for a vertical takeoff and landing fixed-wing unmanned aerial vehicle, characterized in that, include: Support frame (1); Two adjustable support mechanisms are arranged symmetrically. Each adjustable support mechanism includes a support bar (5). The upper end of the support bar (5) is symmetrically fixedly connected to two guide rods (6). The upper ends of the two guide rods (6) pass through the support frame (1) and are slidably connected. The upper end of the support frame (1) is fixedly connected to an L-shaped plate (3). The lower end of the horizontal part of the L-shaped plate (3) is fixedly connected to an electric telescopic rod (4). The telescopic end of the electric telescopic rod (4) passes through the support frame (1) and is fixedly connected to the upper end of the support bar (5).

2. The landing gear for a vertical takeoff and landing fixed-wing unmanned aerial vehicle according to claim 1, characterized in that, A rectangular opening (8) is provided in the middle of the support frame (1).

3. The landing gear for a vertical takeoff and landing fixed-wing unmanned aerial vehicle according to claim 1, characterized in that, The support frame (1) has multiple mounting ports (2).

4. The landing gear for a vertical takeoff and landing fixed-wing unmanned aerial vehicle according to claim 1, characterized in that, Each of the support bars (5) has a groove (9) at its lower end, and each groove (9) has a connecting bar (11) that can slide up and down. The upper end of each connecting bar (11) is elastically connected to the inner top of the groove (9) by multiple springs (10).

5. The landing gear for a vertical takeoff and landing fixed-wing unmanned aerial vehicle according to claim 4, characterized in that, A rubber plate (7) is fixedly connected to the lower end of the connecting strip (11).

6. The landing gear for a vertical takeoff and landing fixed-wing unmanned aerial vehicle according to claim 5, characterized in that, The rubber sheet (7) consists of a support plate and a bottom rubber layer to provide a cushioning effect.

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