CN221214650U - Unmanned aerial vehicle undercarriage - Google Patents

Abstract

The utility model discloses an unmanned aerial vehicle landing gear, which comprises a connecting frame, wherein the connecting frame is fixedly connected to the bottom of an unmanned aerial vehicle main body, a support frame is fixedly connected to the bottom of the connecting frame in a left-right symmetrical mode, buffer blocks are symmetrically sleeved in the support frame in a front-back mode, and an auxiliary moving mechanism is assembled between the two buffer blocks. The outer wall at the support frame is provided with angle adjustable's supplementary mobile mechanism, when needs carry out the removal of short distance to the unmanned aerial vehicle main part, rotatory annular frame makes auxiliary pulley downwards, removes through the supplementary unmanned aerial vehicle main part of auxiliary pulley that sets up, no longer need many people carry out the transport in coordination to the unmanned aerial vehicle main part, labour saving and time saving more, simultaneously take off at the unmanned aerial vehicle main part and the in-process that falls, can accomodate auxiliary pulley, makes auxiliary pulley can not influence the take off and the landing of unmanned aerial vehicle main part.

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

Unmanned aerial vehicles are unmanned aerial vehicles that are operated using radio remote control equipment and self-contained programming for performing a number of special flight tasks. The unmanned aerial vehicle is required to be assembled with the landing gear at the bottom in the using process, and the stability of the unmanned aerial vehicle is improved in the taking-off and landing process through the landing gear. The existing landing gear is single in structure, the requirement of taking off and landing of the unmanned aerial vehicle can only be met in the using process, if the unmanned aerial vehicle needs to adjust the taking-off and landing position, when the unmanned aerial vehicle needs to move in a short distance, the unmanned aerial vehicle can only be cooperatively carried by multiple people, and the moving process is inconvenient. To this end, we propose an unmanned aerial vehicle landing gear.

Disclosure of utility model

The utility model aims to provide an unmanned aerial vehicle landing gear so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an unmanned aerial vehicle undercarriage, includes the link, link fixed connection is in the bottom of unmanned aerial vehicle main part, the bottom of link is left and right symmetry fixedly connected with support frame, be preceding, the back symmetry has cup jointed the buffer block in the support frame, two the buffer block between be equipped with supplementary moving mechanism, supplementary moving mechanism includes the annular frame, the annular frame cup joints the lateral wall at the support frame, the lateral wall of annular frame has supplementary pulley through mounting bracket fixed mounting, the installation cavity has been seted up to preceding, the back symmetry in the annular frame, both sides the installation cavity respectively rather than being equipped with locating component between the buffer block that corresponds.

Preferably, the locating component comprises a locating rack, the locating rack is connected in the installation cavity in a sliding mode, a locating block penetrating through the installation cavity is fixedly connected to the side wall of the locating rack, a locating groove is formed in the side wall of the buffer block, a guide shaft penetrating through the locating rack is fixedly assembled in the installation cavity, and a spring is sleeved on the outer side wall of the guide shaft.

Preferably, the number of the guide shafts is two, and the two guide shafts are symmetrically distributed up and down.

Preferably, the positioning frame and the mounting cavity are semi-annular in size fit.

Preferably, the side wall of the positioning frame is fixedly connected with a handle block, the handle block penetrates through an open slot, and the open slot is formed in the side wall of the annular frame.

Preferably, the side wall of the annular frame is fixedly connected with a first limiting block, and the side wall of the buffer block is fixedly connected with a second limiting block in an up-down symmetrical mode.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides an unmanned aerial vehicle undercarriage mainly adopts link and support frame to constitute, be connected the support frame with the unmanned aerial vehicle main part through the link, increase the stability of unmanned aerial vehicle main part at taking off and landing in-process through support frame and the buffer block of assembly at the support frame both ends, the outer wall at the support frame is provided with adjustable angle's auxiliary moving mechanism, when needs carry out the removal of short distance to the unmanned aerial vehicle main part, rotatory annular frame makes auxiliary pulley downwards, the auxiliary unmanned aerial vehicle main part through setting up removes, no longer need many people to carry out the cooperation to the unmanned aerial vehicle main part, labour saving and time saving more, simultaneously take off the auxiliary pulley with landing in-process at the unmanned aerial vehicle main part, make auxiliary pulley can not influence the take off and landing of unmanned aerial vehicle main part.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a schematic diagram of an assembly structure of the positioning frame and the mounting cavity of the present utility model.

Fig. 3 is a schematic structural view of the positioning assembly of the present utility model.

Fig. 4 is a schematic structural diagram of a buffer block according to the present utility model.

Fig. 5 is a schematic view of the structure of the auxiliary pulley of the present utility model after being unfolded.

In the figure: 1. the unmanned aerial vehicle comprises a connecting frame, 2, a supporting frame, 3, a buffer block, 4, an auxiliary moving mechanism, 41, an annular frame, 42, a mounting frame, 43, an auxiliary pulley, 44, a mounting cavity, 5, a positioning component, 51, a positioning frame, 52, a guide shaft, 53, a spring, 54, a positioning block, 55, a positioning groove, 56, a handle block, 57, an open slot, 6, a first limiting block, 7, a second limiting block, 8 and an unmanned aerial vehicle main body.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1, 2, 3, 4 and 5, the present utility model provides a technical solution: the utility model provides an unmanned aerial vehicle undercarriage, includes link 1, and the bottom of link 1 is bilateral symmetry welded fastening has support frame 2, and link 1 is used for being connected fixedly with unmanned aerial vehicle main part 8, through the undercarriage that link 1 and support frame 2 make up into, unmanned aerial vehicle main part 8 of being convenient for keeps stable at the in-process of taking off and landing.

As shown in fig. 1, the buffer blocks 3 matched with the size and shape of the buffer blocks 3 are sleeved at the front end and the rear end of the support frame 2, the buffer blocks 3 are made of hard rubber materials, the support frame 2 is buffered by arranging the buffer blocks 3 in the process of taking off and landing of the unmanned aerial vehicle main body 8, and the stability of the support frame 2 is improved.

Be equipped with supplementary mobile mechanism 4 between the buffer block 3 that is located preceding, back both ends, can adjust unmanned aerial vehicle main part 8's take-off position through supplementary mobile mechanism 4 that set up, adjustment process is simpler, laborsaving.

As shown in fig. 1 and 2, the auxiliary moving mechanism 4 comprises an annular frame 41, the annular frame 41 is sleeved on the outer side wall of the supporting frame 2, the annular frame 41 can rotate along the supporting frame 2, a mounting frame 42 is welded and fixed on the top of the annular frame 41 in a front-back symmetrical mode, an auxiliary pulley 43 is assembled in the mounting frame 42, the auxiliary pulley 43 is adjusted in position by rotating the annular frame 41, the requirement of moving the auxiliary unmanned aerial vehicle main body 8 is met after the auxiliary pulley 43 is adjusted in position, mounting and mounting cavities 44 are formed in the front end and the rear end of the annular frame 41, positioning assemblies 5 are assembled between the mounting cavities 44 and the side walls of the buffer blocks 3 on the two sides, and the rotating angle of the annular frame 41 on the outer wall of the supporting frame 2 is limited and fixed through the set positioning assemblies 5.

As shown in fig. 3 and 4, the positioning assembly 5 includes a positioning frame 51, the positioning frame 51 is slidably connected in the mounting cavity 44, the positioning frame 51 and the mounting cavity 44 are semi-annular with a size matching, a guide shaft 52 penetrating the positioning frame 51 is symmetrically and fixedly assembled in the mounting cavity 44 up and down, a spring 53 is sleeved on an outer side wall of the guide shaft 52, a positioning block 54 fixedly connected with a side wall of the positioning frame 51 is inserted into a positioning groove 55 through elasticity generated by the provided spring 53 on the positioning frame 51, thereby limiting and fixing a relative position between the annular frame 41 and the buffer block 3, the positioning groove 55 is symmetrically arranged on the side wall of the buffer block 3 in a left-right direction, a handle block 56 penetrating an opening groove 57 is fixedly welded on the side wall of the positioning frame 51, the opening groove 57 is arranged on the side wall of the annular frame 41, and the positioning frame 51 is conveniently adjusted in the mounting cavity 44 through the arranged handle block 56.

As shown in fig. 3 and fig. 4, the front and rear side walls of the annular frame 41 are welded and fixed with the first limiting blocks 6, the side walls of the buffer block 3 are formed with the second limiting blocks 7 in an upper and lower symmetrical integrated manner, the positions of the first limiting blocks 6 and the second limiting blocks 7 are staggered, and the second limiting blocks 7 in upper and lower symmetrical distribution limit the first limiting blocks 6, so that the rotation angle of the annular frame 41 is limited, the rotation angle of the annular frame 41 is located within 180 degrees, and the connection and fixation between the positioning blocks 54 and the positioning grooves 55 are facilitated.

Working principle: as shown in fig. 1 and 5, in performing a flight task using an unmanned aerial vehicle, if the unmanned aerial vehicle main body 8 is moved to a take-off position, in the state shown in fig. 1, the auxiliary pulley 43 in the auxiliary moving mechanism 4 is clamped to the upper side, the unmanned aerial vehicle main body 8 is supported and fixed through the cooperation of the supporting frame 2 and the buffer block 3, the unmanned aerial vehicle main body 8 is convenient to take-off and land, when the unmanned aerial vehicle main body 8 needs to be moved to a specified take-off and landing position in the subsequent flight task, the positioning block 54 can be moved out of the positioning groove 55 through the sliding handle block 56, the annular frame 41 is rotated, the auxiliary pulley 43 is clamped and fixed after being rotated to the lower side, the auxiliary pulley 43 is clamped and fixed through the clamping connection of the positioning block 54 and the positioning groove 55 on the other side, the unmanned aerial vehicle main body 8 is moved to the short distance through the auxiliary pulley 43, the unmanned aerial vehicle main body 8 is not required to be carried, the moving process is time-saving and labor-saving, and the auxiliary pulley 43 is recovered after being moved to the specified take-off and landing position, and the flight task is performed continuously.

Claims (6)

1. Unmanned aerial vehicle undercarriage, including link (1), its characterized in that: the utility model discloses a unmanned aerial vehicle, including unmanned aerial vehicle main part (8), link (1) fixed connection is in the bottom of unmanned aerial vehicle main part (8), the bottom of link (1) is left and right symmetry fixedly connected with support frame (2), be preceding, back symmetry has cup jointed buffer block (3) in support frame (2), two buffer block (3) between be equipped with supplementary moving mechanism (4), supplementary moving mechanism (4) include annular frame (41), annular frame (41) cup joint the lateral wall at support frame (2), the lateral wall of annular frame (41) is equipped with supplementary pulley (43) through mounting bracket (42) fixed mounting, installation cavity (44) have been seted up to preceding, back symmetry in annular frame (41), both sides installation cavity (44) respectively with its corresponding buffer block (3) between be equipped with locating component (5).

2. The unmanned aerial vehicle landing gear of claim 1, wherein: the positioning assembly (5) comprises a positioning frame (51), the positioning frame (51) is slidably connected in the installation cavity (44), a positioning block (54) penetrating through the installation cavity (44) is fixedly connected to the side wall of the positioning frame (51), a positioning groove (55) is formed in the side wall of the buffer block (3), a guide shaft (52) penetrating through the positioning frame (51) is fixedly assembled in the installation cavity (44), and a spring (53) is sleeved on the outer side wall of the guide shaft (52).

3. The unmanned aerial vehicle landing gear of claim 2, wherein: the number of the guide shafts (52) is two, and the two guide shafts (52) are symmetrically distributed up and down.

4. The unmanned aerial vehicle landing gear of claim 2, wherein: the positioning frame (51) and the mounting cavity (44) are semi-annular in size and fit.

5. The unmanned aerial vehicle landing gear of claim 2, wherein: the side wall of the locating frame (51) is fixedly connected with a handle block (56), the handle block (56) penetrates through an open groove (57), and the open groove (57) is formed in the side wall of the annular frame (41).

6. The unmanned aerial vehicle landing gear of claim 1, wherein: the side wall of the annular frame (41) is fixedly connected with a first limiting block (6), and the side wall of the buffer block (3) is fixedly connected with a second limiting block (7) in an up-down symmetrical mode.