CN219097017U

CN219097017U - Unmanned aerial vehicle undercarriage

Info

Publication number: CN219097017U
Application number: CN202320252126.2U
Authority: CN
Inventors: 魏文韬; 李绍刚; 杨永海
Original assignee: Henan Zhengde Yuefeng Information Technology Co ltd
Current assignee: Henan Zhengde Yuefeng Information Technology Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-05-30
Anticipated expiration: 2033-02-20

Abstract

The utility model relates to an unmanned aerial vehicle landing gear, which belongs to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle main body, a landing gear frame, fixing bolts and a landing gear base, wherein mounting cylinders are fixedly mounted at the bottom of the unmanned aerial vehicle main body close to the edges of four corners. According to the utility model, the connecting rods can be inserted into the mounting cylinder at the bottom of the unmanned aerial vehicle main body through the two groups of landing gear frames, the bolt holes can be connected through the fixing bolts after being aligned, so that the detachable connection mode is convenient for the whole disassembly and assembly of the unmanned aerial vehicle and replacement and maintenance after the landing gear frames are damaged, the rubber pad at the bottom of the landing gear base contacts with the ground when the unmanned aerial vehicle main body falls to the ground, the rubber pad can play a certain role in damping and buffering, the first damping spring damper can vertically bear force to perform damping and buffering, the second damping spring damper can counteract the impact force born by the unmanned aerial vehicle in the horizontal direction during landing, and the landing gear of the unmanned aerial vehicle can effectively reduce the impact caused by landing of the unmanned aerial vehicle and has better stability.

Description

Unmanned aerial vehicle undercarriage

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle landing gear.

Background

The unmanned aerial vehicle undercarriage is installed at unmanned aerial vehicle's bottom support unmanned aerial vehicle's fuselage, is the important part that can guarantee unmanned aerial vehicle safety landing and take off stability, and at unmanned aerial vehicle landing in-process, under unmanned aerial vehicle inertial's effect, unmanned aerial vehicle undercarriage need bear corresponding impact force, and the shock attenuation buffering effect of undercarriage is vital for this.

Through retrieving, the chinese patent of present publication No. CN216762150U discloses unmanned aerial vehicle undercarriage, through setting up shock attenuation pole and spring, can cushion through the spring when falling to the ground to be difficult to cause the damage of unmanned aerial vehicle carried equipment.

Foretell technical scheme has following defect, and such unmanned aerial vehicle undercarriage utilizes the spring as buffer gear to improve the buffering shock-absorbing capacity of undercarriage, can play the buffering guard action to unmanned aerial vehicle when the descending, and less with ground area of contact in the in-service use for the spring is pressed great easily to rebound and influences unmanned aerial vehicle's steady landing, and for this, proposes an unmanned aerial vehicle undercarriage now, can effectively reduce the impact that unmanned aerial vehicle landed and brought, and has better stability, supports unmanned aerial vehicle safety landing, improves life.

In view of this, the present utility model provides a technical solution for improving and solving the above-mentioned problems, and for intensively researching and applying in cooperation with the academic theory, and finally providing a solution which has a reasonable design and can effectively improve the above-mentioned drawbacks.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model provides an unmanned aerial vehicle landing gear, which solves the problems raised by the background, can effectively reduce the impact caused by landing of an unmanned aerial vehicle, has better stability, supports the unmanned aerial vehicle to safely land, and prolongs the service life.

The scheme for solving the technical problems is as follows: the utility model provides an unmanned aerial vehicle undercarriage, includes unmanned aerial vehicle main part, undercarriage frame, fixing bolt and undercarriage base, the bottom of unmanned aerial vehicle main part is close to the equal fixed mounting of four corners edge and has a mounting cylinder, the undercarriage frame sets up two sets of, and two sets of the top of undercarriage frame is close to the equal fixed mounting of both ends edge and has the connecting rod, the inner wall at the mounting cylinder is installed to the connecting rod, the equal fixed mounting in bottom both ends of undercarriage frame has a damping spring bumper shock absorber, the bottom swivelling joint of a damping spring bumper shock absorber has the connecting piece, the equal fixed mounting of both sides edge is close to at the bottom both ends of undercarriage frame has the adaptor, the equal swivelling joint of inner wall of adaptor has the side support pole, the top fixedly connected with No. two damping spring bumper shock absorbers of side support pole.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the bolt holes are correspondingly formed in the mounting cylinder and the connecting rod in a uniform mode, and the mounting cylinder and the connecting rod can be fixedly connected through the fixing bolts.

Further, the landing gear frame is provided in a portal configuration.

Further, the landing gear base is provided with two groups corresponding to the landing gear frame, and the bottom of each group of landing gear frame is fixedly provided with a rubber pad.

Further, every group No. two damping spring shock absorbers are all fixedly connected with rubber blocks, no. two damping spring shock absorbers are attached to the outer wall of the landing gear frame through the rubber blocks.

Further, the bottom of side bracing piece all fixedly connected with sill bar, the side bracing piece passes through sill bar and undercarriage base laminating.

Further, the first damping spring shock absorber is rotatably connected with the landing gear base through a connecting piece.

Further, an inserting groove matched with the connecting rod is formed in the bottom of the mounting cylinder.

The utility model provides an unmanned aerial vehicle landing gear, which has the following advantages:

1. the two groups of landing gear frames can be used for inserting the connecting rods into the mounting cylinders at the bottom of the unmanned aerial vehicle main body, and the connecting rods can be connected through the fixing bolts after the bolt holes are aligned, so that the detachable connection mode is convenient for the whole disassembly and assembly of the unmanned aerial vehicle and replacement and maintenance after the landing gear frames are damaged;

2. the rubber pad and the ground contact of undercarriage base bottom when unmanned aerial vehicle main part falls to the ground, the rubber pad can play certain shock attenuation buffer function, and damping spring bumper shock absorber No. one can vertical atress carry out shock attenuation buffer, and No. two damping spring bumper shock absorbers can clear up the impact force that horizontal direction received when unmanned aerial vehicle landed, and the impact that unmanned aerial vehicle undercarriage such can effectively reduce unmanned aerial vehicle and land brings, and has better stability, supports unmanned aerial vehicle safety landing, improves life.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic structural diagram of an unmanned aerial vehicle landing gear according to an embodiment of the present utility model;

fig. 2 is a front view of a landing gear for an unmanned aerial vehicle according to an embodiment of the present utility model;

FIG. 3 is a side view of a landing gear for a unmanned aerial vehicle according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a landing gear frame in an unmanned aerial vehicle landing gear according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. an unmanned aerial vehicle main body; 2. a landing gear frame; 3. a mounting cylinder; 4. a connecting rod; 5. a fixing bolt; 6. a first damping spring shock absorber; 7. a connecting piece; 8. a landing gear base; 9. a rubber pad; 10. an adapter; 11. a side support bar; 12. a second damping spring shock absorber; 13. a rubber block; 14. a bottom rod.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, an unmanned aerial vehicle undercarriage, including unmanned aerial vehicle main part 1, undercarriage frame 2, fixing bolt 5 and undercarriage base 8, the bottom of unmanned aerial vehicle main part 1 is close to the equal fixed mounting of four corners edge and has a section of thick bamboo 3, undercarriage frame 2 sets up two sets of, and the top of two sets of undercarriage frames 2 is close to the equal fixed mounting of both ends edge and has connecting rod 4, connecting rod 4 installs the inner wall at section of thick bamboo 3, the equal fixed mounting in bottom both ends of undercarriage frame 2 has damping spring bumper shock absorber 6 No. one, the bottom swivelling joint of damping spring bumper shock absorber 6 No. one has connecting piece 7, the bottom both ends of undercarriage frame 2 are close to the equal fixed mounting of both sides edge and have adaptor 10, the equal swivelling joint of inner wall of adaptor 10 has side support pole 11, the top fixedly connected with No. two damping spring bumper shock absorbers 12 of side support pole 11.

Preferably, the mounting cylinder 3 and the connecting rod 4 are uniformly and correspondingly provided with bolt holes, and the mounting cylinder 3 and the connecting rod 4 can be fixedly connected through the fixing bolts 5.

Preferably, the landing gear frame 2 is provided in a portal configuration.

Preferably, the landing gear base 8 is provided with two groups corresponding to the landing gear frames 2, and the bottom of each group of landing gear frames 2 is fixedly provided with a rubber pad 9.

Preferably, each group of second damping spring shock absorbers 12 is fixedly connected with a rubber block 13, and the second damping spring shock absorbers 12 are attached to the outer wall of the landing gear frame 2 through the rubber blocks 13.

Preferably, the bottom of the side supporting rods 11 is fixedly connected with a bottom rod 14, and the side supporting rods 11 are attached to the landing gear base 8 through the bottom rod 14.

Preferably, the first damping spring shock absorber 6 is rotatably connected to the landing gear base 8 by a connection 7.

Preferably, an inserting groove matched with the connecting rod 4 is formed in the bottom of the mounting cylinder 3.

The specific working principle and the using method of the utility model are as follows: two sets of landing gear frames 2 can insert connecting rod 4 to the installation section of thick bamboo 3 of unmanned aerial vehicle main part 1 bottom, accessible fixing bolt 5 is connected after the bolt hole aligns, the holistic dismouting vanning of unmanned aerial vehicle and landing gear frame 2 replacement maintenance after damaging of being convenient for of detachable connected mode like this, rubber pad 9 and ground contact of landing gear base 8 bottom when unmanned aerial vehicle main part 1 falls to the ground, rubber pad 9 can play certain shock attenuation buffer function, damping spring bumper shock absorber 6 can be vertically stressed and shock attenuation buffer, landing gear base 8 can be rotatory side bracing piece 11 at the bottom drive sill bar 14 top at the bottom of connecting piece 7 rotate extrusion No. two damping spring bumper shock absorbers 12 at the inner wall of adaptor 10, rubber piece 13 and landing gear frame 2 contact, no. two damping spring bumper shock absorbers 12 can clear up the impact force that the horizontal direction received when unmanned aerial vehicle landed, thereby carry out shock attenuation buffer protection to unmanned aerial vehicle main part 1.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims

1. The utility model provides an unmanned aerial vehicle undercarriage, includes unmanned aerial vehicle main part (1), undercarriage frame (2), fixing bolt (5) and undercarriage base (8), its characterized in that: the bottom of unmanned aerial vehicle main part (1) is close to the equal fixed mounting of four corners edge and has a mounting cylinder (3), undercarriage frame (2) set up two sets of, and two sets of the top of undercarriage frame (2) is close to the equal fixed mounting of both ends edge and has connecting rod (4), connecting rod (4) are installed at the inner wall of mounting cylinder (3), the equal fixed mounting in bottom both ends of undercarriage frame (2) has damping spring bumper shock absorber (6), the bottom swivelling joint of damping spring bumper shock absorber (6) has connecting piece (7), the bottom both ends of undercarriage frame (2) are close to the equal fixed mounting of both sides edge and have adaptor (10), the equal swivelling joint of inner wall of adaptor (10) has side support pole (11), the top fixedly connected with damping spring bumper shock absorber (12) No. two of side support pole (11).

2. The landing gear of an unmanned aerial vehicle according to claim 1, wherein the mounting cylinder (3) and the connecting rod (4) are provided with bolt holes in a uniform and corresponding manner, and the mounting cylinder (3) and the connecting rod (4) can be fixedly connected through fixing bolts (5).

3. An unmanned aerial vehicle landing gear according to claim 1, wherein the landing gear frame (2) is provided in a portal configuration.

4. An unmanned aerial vehicle landing gear according to claim 1, wherein the landing gear base (8) is provided with two sets corresponding to the landing gear frames (2), and the bottom of each set of landing gear frames (2) is fixedly provided with a rubber pad (9).

5. The landing gear of claim 1, wherein each group of damping spring shock absorbers (12) is fixedly connected with a rubber block (13), and the damping spring shock absorbers (12) are attached to the outer wall of the landing gear frame (2) through the rubber blocks (13).

6. An unmanned aerial vehicle landing gear according to claim 1, wherein the bottom of the side support bars (11) are fixedly connected with bottom bars (14), and the side support bars (11) are attached to the landing gear base (8) through the bottom bars (14).

7. An unmanned aerial vehicle landing gear according to claim 1, wherein the first damping spring shock absorber (6) is rotatably connected to the landing gear base (8) by a connection (7).

8. The unmanned aerial vehicle landing gear according to claim 1, wherein the bottom of the mounting cylinder (3) is provided with an insertion groove adapted to the connecting rod (4).